diff options
Diffstat (limited to 'src/gallium/drivers/i915')
35 files changed, 10485 insertions, 0 deletions
diff --git a/src/gallium/drivers/i915/Makefile b/src/gallium/drivers/i915/Makefile new file mode 100644 index 00000000000..e33c74d02f7 --- /dev/null +++ b/src/gallium/drivers/i915/Makefile @@ -0,0 +1,28 @@ +TOP = ../../../.. +include $(TOP)/configs/current + +LIBNAME = i915 + +C_SOURCES = \ + i915_blit.c \ + i915_buffer.c \ + i915_clear.c \ + i915_flush.c \ + i915_context.c \ + i915_debug.c \ + i915_debug_fp.c \ + i915_state.c \ + i915_state_immediate.c \ + i915_state_dynamic.c \ + i915_state_derived.c \ + i915_state_emit.c \ + i915_state_sampler.c \ + i915_screen.c \ + i915_prim_emit.c \ + i915_prim_vbuf.c \ + i915_texture.c \ + i915_fpc_emit.c \ + i915_fpc_translate.c \ + i915_surface.c + +include ../../Makefile.template diff --git a/src/gallium/drivers/i915/SConscript b/src/gallium/drivers/i915/SConscript new file mode 100644 index 00000000000..5a1c47c88db --- /dev/null +++ b/src/gallium/drivers/i915/SConscript @@ -0,0 +1,30 @@ +Import('*') + +env = env.Clone() + +i915 = env.ConvenienceLibrary( + target = 'i915', + source = [ + 'i915_blit.c', + 'i915_buffer.c', + 'i915_clear.c', + 'i915_context.c', + 'i915_debug.c', + 'i915_debug_fp.c', + 'i915_flush.c', + 'i915_fpc_emit.c', + 'i915_fpc_translate.c', + 'i915_prim_emit.c', + 'i915_prim_vbuf.c', + 'i915_screen.c', + 'i915_state.c', + 'i915_state_derived.c', + 'i915_state_dynamic.c', + 'i915_state_emit.c', + 'i915_state_immediate.c', + 'i915_state_sampler.c', + 'i915_surface.c', + 'i915_texture.c', + ]) + +Export('i915') diff --git a/src/gallium/drivers/i915/i915_batch.h b/src/gallium/drivers/i915/i915_batch.h new file mode 100644 index 00000000000..b813784723f --- /dev/null +++ b/src/gallium/drivers/i915/i915_batch.h @@ -0,0 +1,47 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef I915_BATCH_H +#define I915_BATCH_H + +#include "intel_batchbuffer.h" + +#define BEGIN_BATCH(dwords, relocs) \ + (intel_batchbuffer_check(i915->batch, dwords, relocs)) + +#define OUT_BATCH(dword) \ + intel_batchbuffer_dword(i915->batch, dword) + +#define OUT_RELOC(buf, usage, offset) \ + intel_batchbuffer_reloc(i915->batch, buf, usage, offset) + +#define FLUSH_BATCH(fence) do { \ + intel_batchbuffer_flush(i915->batch, fence); \ + i915->hardware_dirty = ~0; \ +} while (0) + +#endif diff --git a/src/gallium/drivers/i915/i915_blit.c b/src/gallium/drivers/i915/i915_blit.c new file mode 100644 index 00000000000..83dfc335288 --- /dev/null +++ b/src/gallium/drivers/i915/i915_blit.c @@ -0,0 +1,151 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +#include "i915_blit.h" +#include "i915_reg.h" +#include "i915_batch.h" +#include "i915_debug.h" + +#define FILE_DEBUG_FLAG DEBUG_BLIT + +void +i915_fill_blit(struct i915_context *i915, + unsigned cpp, + unsigned short dst_pitch, + struct intel_buffer *dst_buffer, + unsigned dst_offset, + short x, short y, + short w, short h, + unsigned color) +{ + unsigned BR13, CMD; + + + I915_DBG(i915, + "%s dst:buf(%p)/%d+%d %d,%d sz:%dx%d\n", + __FUNCTION__, + dst_buffer, dst_pitch, dst_offset, x, y, w, h); + + switch (cpp) { + case 1: + case 2: + case 3: + BR13 = (((int) dst_pitch) & 0xffff) | + (0xF0 << 16) | (1 << 24); + CMD = XY_COLOR_BLT_CMD; + break; + case 4: + BR13 = (((int) dst_pitch) & 0xffff) | + (0xF0 << 16) | (1 << 24) | (1 << 25); + CMD = (XY_COLOR_BLT_CMD | XY_COLOR_BLT_WRITE_ALPHA | + XY_COLOR_BLT_WRITE_RGB); + break; + default: + return; + } + + if (!BEGIN_BATCH(6, 1)) { + FLUSH_BATCH(NULL); + assert(BEGIN_BATCH(6, 1)); + } + OUT_BATCH(CMD); + OUT_BATCH(BR13); + OUT_BATCH((y << 16) | x); + OUT_BATCH(((y + h) << 16) | (x + w)); + OUT_RELOC(dst_buffer, INTEL_USAGE_2D_TARGET, dst_offset); + OUT_BATCH(color); + FLUSH_BATCH(NULL); +} + +void +i915_copy_blit(struct i915_context *i915, + unsigned do_flip, + unsigned cpp, + unsigned short src_pitch, + struct intel_buffer *src_buffer, + unsigned src_offset, + unsigned short dst_pitch, + struct intel_buffer *dst_buffer, + unsigned dst_offset, + short src_x, short src_y, + short dst_x, short dst_y, + short w, short h) +{ + unsigned CMD, BR13; + int dst_y2 = dst_y + h; + int dst_x2 = dst_x + w; + + + I915_DBG(i915, + "%s src:buf(%p)/%d+%d %d,%d dst:buf(%p)/%d+%d %d,%d sz:%dx%d\n", + __FUNCTION__, + src_buffer, src_pitch, src_offset, src_x, src_y, + dst_buffer, dst_pitch, dst_offset, dst_x, dst_y, w, h); + + switch (cpp) { + case 1: + case 2: + case 3: + BR13 = (((int) dst_pitch) & 0xffff) | + (0xCC << 16) | (1 << 24); + CMD = XY_SRC_COPY_BLT_CMD; + break; + case 4: + BR13 = (((int) dst_pitch) & 0xffff) | + (0xCC << 16) | (1 << 24) | (1 << 25); + CMD = (XY_SRC_COPY_BLT_CMD | XY_SRC_COPY_BLT_WRITE_ALPHA | + XY_SRC_COPY_BLT_WRITE_RGB); + break; + default: + return; + } + + if (dst_y2 < dst_y || dst_x2 < dst_x) { + return; + } + + /* Hardware can handle negative pitches but loses the ability to do + * proper overlapping blits in that case. We don't really have a + * need for either at this stage. + */ + assert (dst_pitch > 0 && src_pitch > 0); + + if (!BEGIN_BATCH(8, 2)) { + FLUSH_BATCH(NULL); + assert(BEGIN_BATCH(8, 2)); + } + OUT_BATCH(CMD); + OUT_BATCH(BR13); + OUT_BATCH((dst_y << 16) | dst_x); + OUT_BATCH((dst_y2 << 16) | dst_x2); + OUT_RELOC(dst_buffer, INTEL_USAGE_2D_TARGET, dst_offset); + OUT_BATCH((src_y << 16) | src_x); + OUT_BATCH(((int) src_pitch & 0xffff)); + OUT_RELOC(src_buffer, INTEL_USAGE_2D_SOURCE, src_offset); + FLUSH_BATCH(NULL); +} diff --git a/src/gallium/drivers/i915/i915_blit.h b/src/gallium/drivers/i915/i915_blit.h new file mode 100644 index 00000000000..8ce3220cfd9 --- /dev/null +++ b/src/gallium/drivers/i915/i915_blit.h @@ -0,0 +1,55 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef I915_BLIT_H +#define I915_BLIT_H + +#include "i915_context.h" + +extern void i915_copy_blit(struct i915_context *i915, + unsigned do_flip, + unsigned cpp, + unsigned short src_pitch, + struct intel_buffer *src_buffer, + unsigned src_offset, + unsigned short dst_pitch, + struct intel_buffer *dst_buffer, + unsigned dst_offset, + short srcx, short srcy, + short dstx, short dsty, + short w, short h); + +extern void i915_fill_blit(struct i915_context *i915, + unsigned cpp, + unsigned short dst_pitch, + struct intel_buffer *dst_buffer, + unsigned dst_offset, + short x, short y, + short w, short h, unsigned color); + + +#endif diff --git a/src/gallium/drivers/i915/i915_buffer.c b/src/gallium/drivers/i915/i915_buffer.c new file mode 100644 index 00000000000..effeba12972 --- /dev/null +++ b/src/gallium/drivers/i915/i915_buffer.c @@ -0,0 +1,136 @@ +/************************************************************************** + * + * Copyright © 2009 Jakob Bornecrantz + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "util/u_memory.h" +#include "i915_screen.h" +#include "i915_buffer.h" + +struct intel_buffer; + +struct i915_buffer +{ + struct pipe_buffer base; + + struct intel_buffer *ibuf; /** hw buffer */ + + void *data; /**< user and malloc data */ + boolean own; /**< we own the data incase of malloc */ +}; + +static INLINE struct i915_buffer * +i915_buffer(struct pipe_buffer *buffer) +{ + return (struct i915_buffer *)buffer; +} + +static struct pipe_buffer * +i915_buffer_create(struct pipe_screen *screen, + unsigned alignment, + unsigned usage, + unsigned size) +{ + struct i915_buffer *buf = CALLOC_STRUCT(i915_buffer); + + if (!buf) + return NULL; + + pipe_reference_init(&buf->base.reference, 1); + buf->base.alignment = alignment; + buf->base.screen = screen; + buf->base.usage = usage; + buf->base.size = size; + buf->data = MALLOC(size); + buf->own = TRUE; + + if (!buf->data) + goto err; + + return &buf->base; + +err: + FREE(buf); + return NULL; +} + +static struct pipe_buffer * +i915_user_buffer_create(struct pipe_screen *screen, + void *ptr, + unsigned bytes) +{ + struct i915_buffer *buf = CALLOC_STRUCT(i915_buffer); + + if (!buf) + return NULL; + + pipe_reference_init(&buf->base.reference, 1); + buf->base.alignment = 0; + buf->base.screen = screen; + buf->base.usage = 0; + buf->base.size = bytes; + buf->data = ptr; + buf->own = FALSE; + + return &buf->base; +} + +static void * +i915_buffer_map(struct pipe_screen *screen, + struct pipe_buffer *buffer, + unsigned usage) +{ + struct i915_buffer *buf = i915_buffer(buffer); + assert(!buf->ibuf); + return buf->data; +} + +static void +i915_buffer_unmap(struct pipe_screen *screen, + struct pipe_buffer *buffer) +{ + struct i915_buffer *buf = i915_buffer(buffer); + assert(!buf->ibuf); +} + +static void +i915_buffer_destroy(struct pipe_buffer *buffer) +{ + struct i915_buffer *buf = i915_buffer(buffer); + assert(!buf->ibuf); + + if (buf->own) + FREE(buf->data); + FREE(buf); +} + +void i915_init_screen_buffer_functions(struct i915_screen *screen) +{ + screen->base.buffer_create = i915_buffer_create; + screen->base.user_buffer_create = i915_user_buffer_create; + screen->base.buffer_map = i915_buffer_map; + screen->base.buffer_map_range = NULL; + screen->base.buffer_flush_mapped_range = NULL; + screen->base.buffer_unmap = i915_buffer_unmap; + screen->base.buffer_destroy = i915_buffer_destroy; +} diff --git a/src/gallium/drivers/i915/i915_buffer.h b/src/gallium/drivers/i915/i915_buffer.h new file mode 100644 index 00000000000..80fda7c62fd --- /dev/null +++ b/src/gallium/drivers/i915/i915_buffer.h @@ -0,0 +1,31 @@ +/************************************************************************** + * + * Copyright © 2009 Jakob Bornecrantz + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef I915_BUFFER_H +#define I915_BUFFER_H + +void i915_init_screen_buffer_functions(struct i915_screen *screen); + +#endif diff --git a/src/gallium/drivers/i915/i915_clear.c b/src/gallium/drivers/i915/i915_clear.c new file mode 100644 index 00000000000..90530f2826f --- /dev/null +++ b/src/gallium/drivers/i915/i915_clear.c @@ -0,0 +1,48 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/* Authors: + * Brian Paul + */ + + +#include "util/u_clear.h" +#include "i915_context.h" +#include "i915_state.h" + + +/** + * Clear the given buffers to the specified values. + * No masking, no scissor (clear entire buffer). + */ +void +i915_clear(struct pipe_context *pipe, unsigned buffers, const float *rgba, + double depth, unsigned stencil) +{ + util_clear(pipe, &i915_context(pipe)->framebuffer, buffers, rgba, depth, + stencil); +} diff --git a/src/gallium/drivers/i915/i915_context.c b/src/gallium/drivers/i915/i915_context.c new file mode 100644 index 00000000000..e745f3342d1 --- /dev/null +++ b/src/gallium/drivers/i915/i915_context.c @@ -0,0 +1,244 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "i915_context.h" +#include "i915_state.h" +#include "i915_screen.h" +#include "i915_batch.h" +#include "i915_texture.h" +#include "i915_reg.h" + +#include "draw/draw_context.h" +#include "pipe/p_defines.h" +#include "pipe/internal/p_winsys_screen.h" +#include "pipe/p_inlines.h" +#include "util/u_memory.h" +#include "pipe/p_screen.h" + + +/* + * Draw functions + */ + + +static boolean +i915_draw_range_elements(struct pipe_context *pipe, + struct pipe_buffer *indexBuffer, + unsigned indexSize, + unsigned min_index, + unsigned max_index, + unsigned prim, unsigned start, unsigned count) +{ + struct i915_context *i915 = i915_context(pipe); + struct draw_context *draw = i915->draw; + unsigned i; + + if (i915->dirty) + i915_update_derived(i915); + + /* + * Map vertex buffers + */ + for (i = 0; i < i915->num_vertex_buffers; i++) { + void *buf = pipe_buffer_map(pipe->screen, i915->vertex_buffer[i].buffer, + PIPE_BUFFER_USAGE_CPU_READ); + draw_set_mapped_vertex_buffer(draw, i, buf); + } + + /* + * Map index buffer, if present + */ + if (indexBuffer) { + void *mapped_indexes = pipe_buffer_map(pipe->screen, indexBuffer, + PIPE_BUFFER_USAGE_CPU_READ); + draw_set_mapped_element_buffer_range(draw, indexSize, + min_index, + max_index, + mapped_indexes); + } else { + draw_set_mapped_element_buffer(draw, 0, NULL); + } + + + draw_set_mapped_constant_buffer(draw, + i915->current.constants[PIPE_SHADER_VERTEX], + (i915->current.num_user_constants[PIPE_SHADER_VERTEX] * + 4 * sizeof(float))); + + /* + * Do the drawing + */ + draw_arrays(i915->draw, prim, start, count); + + /* + * unmap vertex/index buffers + */ + for (i = 0; i < i915->num_vertex_buffers; i++) { + pipe_buffer_unmap(pipe->screen, i915->vertex_buffer[i].buffer); + draw_set_mapped_vertex_buffer(draw, i, NULL); + } + + if (indexBuffer) { + pipe_buffer_unmap(pipe->screen, indexBuffer); + draw_set_mapped_element_buffer_range(draw, 0, start, start + count - 1, NULL); + } + + return TRUE; +} + +static boolean +i915_draw_elements(struct pipe_context *pipe, + struct pipe_buffer *indexBuffer, + unsigned indexSize, + unsigned prim, unsigned start, unsigned count) +{ + return i915_draw_range_elements(pipe, indexBuffer, + indexSize, + 0, 0xffffffff, + prim, start, count); +} + +static boolean +i915_draw_arrays(struct pipe_context *pipe, + unsigned prim, unsigned start, unsigned count) +{ + return i915_draw_elements(pipe, NULL, 0, prim, start, count); +} + + +/* + * Is referenced functions + */ + + +static unsigned int +i915_is_texture_referenced(struct pipe_context *pipe, + struct pipe_texture *texture, + unsigned face, unsigned level) +{ + /** + * FIXME: Return the corrent result. We can't alays return referenced + * since it causes a double flush within the vbo module. + */ +#if 0 + return PIPE_REFERENCED_FOR_READ | PIPE_REFERENCED_FOR_WRITE; +#else + return 0; +#endif +} + +static unsigned int +i915_is_buffer_referenced(struct pipe_context *pipe, + struct pipe_buffer *buf) +{ + /** + * FIXME: Return the corrent result. We can't alays return referenced + * since it causes a double flush within the vbo module. + */ +#if 0 + return PIPE_REFERENCED_FOR_READ | PIPE_REFERENCED_FOR_WRITE; +#else + return 0; +#endif +} + + +/* + * Generic context functions + */ + + +static void i915_destroy(struct pipe_context *pipe) +{ + struct i915_context *i915 = i915_context(pipe); + int i; + + draw_destroy(i915->draw); + + if(i915->batch) + i915->iws->batchbuffer_destroy(i915->batch); + + /* unbind framebuffer */ + for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) { + pipe_surface_reference(&i915->framebuffer.cbufs[i], NULL); + } + pipe_surface_reference(&i915->framebuffer.zsbuf, NULL); + + FREE(i915); +} + +struct pipe_context * +i915_create_context(struct pipe_screen *screen) +{ + struct i915_context *i915; + + i915 = CALLOC_STRUCT(i915_context); + if (i915 == NULL) + return NULL; + + i915->iws = i915_screen(screen)->iws; + i915->base.winsys = NULL; + i915->base.screen = screen; + + i915->base.destroy = i915_destroy; + + i915->base.clear = i915_clear; + + i915->base.draw_arrays = i915_draw_arrays; + i915->base.draw_elements = i915_draw_elements; + i915->base.draw_range_elements = i915_draw_range_elements; + + i915->base.is_texture_referenced = i915_is_texture_referenced; + i915->base.is_buffer_referenced = i915_is_buffer_referenced; + + /* + * Create drawing context and plug our rendering stage into it. + */ + i915->draw = draw_create(); + assert(i915->draw); + if (!debug_get_bool_option("I915_NO_VBUF", FALSE)) { + draw_set_rasterize_stage(i915->draw, i915_draw_vbuf_stage(i915)); + } else { + draw_set_rasterize_stage(i915->draw, i915_draw_render_stage(i915)); + } + + i915_init_surface_functions(i915); + i915_init_state_functions(i915); + i915_init_flush_functions(i915); + + draw_install_aaline_stage(i915->draw, &i915->base); + draw_install_aapoint_stage(i915->draw, &i915->base); + + i915->dirty = ~0; + i915->hardware_dirty = ~0; + + /* Batch stream debugging is a bit hacked up at the moment: + */ + i915->batch = i915->iws->batchbuffer_create(i915->iws); + + return &i915->base; +} diff --git a/src/gallium/drivers/i915/i915_context.h b/src/gallium/drivers/i915/i915_context.h new file mode 100644 index 00000000000..234b441ce6e --- /dev/null +++ b/src/gallium/drivers/i915/i915_context.h @@ -0,0 +1,350 @@ + /************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef I915_CONTEXT_H +#define I915_CONTEXT_H + + +#include "pipe/p_context.h" +#include "pipe/p_defines.h" +#include "pipe/p_state.h" + +#include "draw/draw_vertex.h" + +#include "tgsi/tgsi_scan.h" + + +struct intel_winsys; +struct intel_buffer; +struct intel_batchbuffer; + + +#define I915_TEX_UNITS 8 + +#define I915_DYNAMIC_MODES4 0 +#define I915_DYNAMIC_DEPTHSCALE_0 1 /* just the header */ +#define I915_DYNAMIC_DEPTHSCALE_1 2 +#define I915_DYNAMIC_IAB 3 +#define I915_DYNAMIC_BC_0 4 /* just the header */ +#define I915_DYNAMIC_BC_1 5 +#define I915_DYNAMIC_BFO_0 6 +#define I915_DYNAMIC_BFO_1 7 +#define I915_DYNAMIC_STP_0 8 +#define I915_DYNAMIC_STP_1 9 +#define I915_DYNAMIC_SC_ENA_0 10 +#define I915_DYNAMIC_SC_RECT_0 11 +#define I915_DYNAMIC_SC_RECT_1 12 +#define I915_DYNAMIC_SC_RECT_2 13 +#define I915_MAX_DYNAMIC 14 + + +#define I915_IMMEDIATE_S0 0 +#define I915_IMMEDIATE_S1 1 +#define I915_IMMEDIATE_S2 2 +#define I915_IMMEDIATE_S3 3 +#define I915_IMMEDIATE_S4 4 +#define I915_IMMEDIATE_S5 5 +#define I915_IMMEDIATE_S6 6 +#define I915_IMMEDIATE_S7 7 +#define I915_MAX_IMMEDIATE 8 + +/* These must mach the order of LI0_STATE_* bits, as they will be used + * to generate hardware packets: + */ +#define I915_CACHE_STATIC 0 +#define I915_CACHE_DYNAMIC 1 /* handled specially */ +#define I915_CACHE_SAMPLER 2 +#define I915_CACHE_MAP 3 +#define I915_CACHE_PROGRAM 4 +#define I915_CACHE_CONSTANTS 5 +#define I915_MAX_CACHE 6 + +#define I915_MAX_CONSTANT 32 + + +/** See constant_flags[] below */ +#define I915_CONSTFLAG_USER 0x1f + + +/** + * Subclass of pipe_shader_state + */ +struct i915_fragment_shader +{ + struct pipe_shader_state state; + + struct tgsi_shader_info info; + + uint *program; + uint program_len; + + /** + * constants introduced during translation. + * These are placed at the end of the constant buffer and grow toward + * the beginning (eg: slot 31, 30 29, ...) + * User-provided constants start at 0. + * This allows both types of constants to co-exist (until there's too many) + * and doesn't require regenerating/changing the fragment program to + * shuffle constants around. + */ + uint num_constants; + float constants[I915_MAX_CONSTANT][4]; + + /** + * Status of each constant + * if I915_CONSTFLAG_PARAM, the value must be taken from the corresponding + * slot of the user's constant buffer. (set by pipe->set_constant_buffer()) + * Else, the bitmask indicates which components are occupied by immediates. + */ + ubyte constant_flags[I915_MAX_CONSTANT]; +}; + + +struct i915_cache_context; + +/* Use to calculate differences between state emitted to hardware and + * current driver-calculated state. + */ +struct i915_state +{ + unsigned immediate[I915_MAX_IMMEDIATE]; + unsigned dynamic[I915_MAX_DYNAMIC]; + + float constants[PIPE_SHADER_TYPES][I915_MAX_CONSTANT][4]; + /** number of constants passed in through a constant buffer */ + uint num_user_constants[PIPE_SHADER_TYPES]; + + /* texture sampler state */ + unsigned sampler[I915_TEX_UNITS][3]; + unsigned sampler_enable_flags; + unsigned sampler_enable_nr; + + /* texture image buffers */ + unsigned texbuffer[I915_TEX_UNITS][2]; + + /** Describes the current hardware vertex layout */ + struct vertex_info vertex_info; + + unsigned id; /* track lost context events */ +}; + +struct i915_blend_state { + unsigned iab; + unsigned modes4; + unsigned LIS5; + unsigned LIS6; +}; + +struct i915_depth_stencil_state { + unsigned stencil_modes4; + unsigned bfo[2]; + unsigned stencil_LIS5; + unsigned depth_LIS6; +}; + +struct i915_rasterizer_state { + int light_twoside : 1; + unsigned st; + enum interp_mode color_interp; + + unsigned LIS4; + unsigned LIS7; + unsigned sc[1]; + + const struct pipe_rasterizer_state *templ; + + union { float f; unsigned u; } ds[2]; +}; + +struct i915_sampler_state { + unsigned state[3]; + const struct pipe_sampler_state *templ; + unsigned minlod; + unsigned maxlod; +}; + +struct i915_texture { + struct pipe_texture base; + + /* Derived from the above: + */ + unsigned stride; + unsigned depth_stride; /* per-image on i945? */ + unsigned total_nblocksy; + + unsigned sw_tiled; /**< tiled with software flags */ + unsigned hw_tiled; /**< tiled with hardware fences */ + + unsigned nr_images[PIPE_MAX_TEXTURE_LEVELS]; + + /* Explicitly store the offset of each image for each cube face or + * depth value. Pretty much have to accept that hardware formats + * are going to be so diverse that there is no unified way to + * compute the offsets of depth/cube images within a mipmap level, + * so have to store them as a lookup table: + */ + unsigned *image_offset[PIPE_MAX_TEXTURE_LEVELS]; /**< array [depth] of offsets */ + + /* The data is held here: + */ + struct intel_buffer *buffer; +}; + +struct i915_context +{ + struct pipe_context base; + + struct intel_winsys *iws; + + struct draw_context *draw; + + /* The most recent drawing state as set by the driver: + */ + const struct i915_blend_state *blend; + const struct i915_sampler_state *sampler[PIPE_MAX_SAMPLERS]; + const struct i915_depth_stencil_state *depth_stencil; + const struct i915_rasterizer_state *rasterizer; + + struct i915_fragment_shader *fs; + + struct pipe_blend_color blend_color; + struct pipe_clip_state clip; + struct pipe_constant_buffer constants[PIPE_SHADER_TYPES]; + struct pipe_framebuffer_state framebuffer; + struct pipe_poly_stipple poly_stipple; + struct pipe_scissor_state scissor; + struct i915_texture *texture[PIPE_MAX_SAMPLERS]; + struct pipe_viewport_state viewport; + struct pipe_vertex_buffer vertex_buffer[PIPE_MAX_ATTRIBS]; + + unsigned dirty; + + unsigned num_samplers; + unsigned num_textures; + unsigned num_vertex_elements; + unsigned num_vertex_buffers; + + struct intel_batchbuffer *batch; + + /** Vertex buffer */ + struct intel_buffer *vbo; + size_t vbo_offset; + unsigned vbo_flushed; + + struct i915_state current; + unsigned hardware_dirty; + + unsigned debug; +}; + +/* A flag for each state_tracker state object: + */ +#define I915_NEW_VIEWPORT 0x1 +#define I915_NEW_RASTERIZER 0x2 +#define I915_NEW_FS 0x4 +#define I915_NEW_BLEND 0x8 +#define I915_NEW_CLIP 0x10 +#define I915_NEW_SCISSOR 0x20 +#define I915_NEW_STIPPLE 0x40 +#define I915_NEW_FRAMEBUFFER 0x80 +#define I915_NEW_ALPHA_TEST 0x100 +#define I915_NEW_DEPTH_STENCIL 0x200 +#define I915_NEW_SAMPLER 0x400 +#define I915_NEW_TEXTURE 0x800 +#define I915_NEW_CONSTANTS 0x1000 +#define I915_NEW_VBO 0x2000 +#define I915_NEW_VS 0x4000 + + +/* Driver's internally generated state flags: + */ +#define I915_NEW_VERTEX_FORMAT 0x10000 + + +/* Dirty flags for hardware emit + */ +#define I915_HW_STATIC (1<<I915_CACHE_STATIC) +#define I915_HW_DYNAMIC (1<<I915_CACHE_DYNAMIC) +#define I915_HW_SAMPLER (1<<I915_CACHE_SAMPLER) +#define I915_HW_MAP (1<<I915_CACHE_MAP) +#define I915_HW_PROGRAM (1<<I915_CACHE_PROGRAM) +#define I915_HW_CONSTANTS (1<<I915_CACHE_CONSTANTS) +#define I915_HW_IMMEDIATE (1<<(I915_MAX_CACHE+0)) +#define I915_HW_INVARIENT (1<<(I915_MAX_CACHE+1)) + + +/*********************************************************************** + * i915_prim_emit.c: + */ +struct draw_stage *i915_draw_render_stage( struct i915_context *i915 ); + + +/*********************************************************************** + * i915_prim_vbuf.c: + */ +struct draw_stage *i915_draw_vbuf_stage( struct i915_context *i915 ); + + +/*********************************************************************** + * i915_state_emit.c: + */ +void i915_emit_hardware_state(struct i915_context *i915 ); + + + +/*********************************************************************** + * i915_clear.c: + */ +void i915_clear( struct pipe_context *pipe, unsigned buffers, const float *rgba, + double depth, unsigned stencil); + + +/*********************************************************************** + * i915_surface.c: + */ +void i915_init_surface_functions( struct i915_context *i915 ); + +void i915_init_state_functions( struct i915_context *i915 ); +void i915_init_flush_functions( struct i915_context *i915 ); +void i915_init_string_functions( struct i915_context *i915 ); + + + + +/*********************************************************************** + * Inline conversion functions. These are better-typed than the + * macros used previously: + */ +static INLINE struct i915_context * +i915_context( struct pipe_context *pipe ) +{ + return (struct i915_context *)pipe; +} + + + +#endif diff --git a/src/gallium/drivers/i915/i915_debug.c b/src/gallium/drivers/i915/i915_debug.c new file mode 100644 index 00000000000..ce92d1af9a7 --- /dev/null +++ b/src/gallium/drivers/i915/i915_debug.c @@ -0,0 +1,898 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "i915_reg.h" +#include "i915_context.h" +#include "i915_debug.h" +#include "i915_batch.h" +#include "pipe/internal/p_winsys_screen.h" +#include "util/u_debug.h" + + +static void +PRINTF( + struct debug_stream *stream, + const char *fmt, + ... ) +{ + va_list args; + + va_start( args, fmt ); + debug_vprintf( fmt, args ); + va_end( args ); +} + + +static boolean debug( struct debug_stream *stream, const char *name, unsigned len ) +{ + unsigned i; + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + + if (len == 0) { + PRINTF(stream, "Error - zero length packet (0x%08x)\n", stream->ptr[0]); + assert(0); + return FALSE; + } + + if (stream->print_addresses) + PRINTF(stream, "%08x: ", stream->offset); + + + PRINTF(stream, "%s (%d dwords):\n", name, len); + for (i = 0; i < len; i++) + PRINTF(stream, "\t0x%08x\n", ptr[i]); + PRINTF(stream, "\n"); + + stream->offset += len * sizeof(unsigned); + + return TRUE; +} + + +static const char *get_prim_name( unsigned val ) +{ + switch (val & PRIM3D_MASK) { + case PRIM3D_TRILIST: return "TRILIST"; break; + case PRIM3D_TRISTRIP: return "TRISTRIP"; break; + case PRIM3D_TRISTRIP_RVRSE: return "TRISTRIP_RVRSE"; break; + case PRIM3D_TRIFAN: return "TRIFAN"; break; + case PRIM3D_POLY: return "POLY"; break; + case PRIM3D_LINELIST: return "LINELIST"; break; + case PRIM3D_LINESTRIP: return "LINESTRIP"; break; + case PRIM3D_RECTLIST: return "RECTLIST"; break; + case PRIM3D_POINTLIST: return "POINTLIST"; break; + case PRIM3D_DIB: return "DIB"; break; + case PRIM3D_CLEAR_RECT: return "CLEAR_RECT"; break; + case PRIM3D_ZONE_INIT: return "ZONE_INIT"; break; + default: return "????"; break; + } +} + +static boolean debug_prim( struct debug_stream *stream, const char *name, + boolean dump_floats, + unsigned len ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + const char *prim = get_prim_name( ptr[0] ); + unsigned i; + + + + PRINTF(stream, "%s %s (%d dwords):\n", name, prim, len); + PRINTF(stream, "\t0x%08x\n", ptr[0]); + for (i = 1; i < len; i++) { + if (dump_floats) + PRINTF(stream, "\t0x%08x // %f\n", ptr[i], *(float *)&ptr[i]); + else + PRINTF(stream, "\t0x%08x\n", ptr[i]); + } + + + PRINTF(stream, "\n"); + + stream->offset += len * sizeof(unsigned); + + return TRUE; +} + + + + +static boolean debug_program( struct debug_stream *stream, const char *name, unsigned len ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + + if (len == 0) { + PRINTF(stream, "Error - zero length packet (0x%08x)\n", stream->ptr[0]); + assert(0); + return FALSE; + } + + if (stream->print_addresses) + PRINTF(stream, "%08x: ", stream->offset); + + PRINTF(stream, "%s (%d dwords):\n", name, len); + i915_disassemble_program( stream, ptr, len ); + + stream->offset += len * sizeof(unsigned); + return TRUE; +} + + +static boolean debug_chain( struct debug_stream *stream, const char *name, unsigned len ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + unsigned old_offset = stream->offset + len * sizeof(unsigned); + unsigned i; + + PRINTF(stream, "%s (%d dwords):\n", name, len); + for (i = 0; i < len; i++) + PRINTF(stream, "\t0x%08x\n", ptr[i]); + + stream->offset = ptr[1] & ~0x3; + + if (stream->offset < old_offset) + PRINTF(stream, "\n... skipping backwards from 0x%x --> 0x%x ...\n\n", + old_offset, stream->offset ); + else + PRINTF(stream, "\n... skipping from 0x%x --> 0x%x ...\n\n", + old_offset, stream->offset ); + + + return TRUE; +} + + +static boolean debug_variable_length_prim( struct debug_stream *stream ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + const char *prim = get_prim_name( ptr[0] ); + unsigned i, len; + + ushort *idx = (ushort *)(ptr+1); + for (i = 0; idx[i] != 0xffff; i++) + ; + + len = 1+(i+2)/2; + + PRINTF(stream, "3DPRIM, %s variable length %d indicies (%d dwords):\n", prim, i, len); + for (i = 0; i < len; i++) + PRINTF(stream, "\t0x%08x\n", ptr[i]); + PRINTF(stream, "\n"); + + stream->offset += len * sizeof(unsigned); + return TRUE; +} + + +static void +BITS( + struct debug_stream *stream, + unsigned dw, + unsigned hi, + unsigned lo, + const char *fmt, + ... ) +{ + va_list args; + unsigned himask = ~0UL >> (31 - (hi)); + + PRINTF(stream, "\t\t "); + + va_start( args, fmt ); + debug_vprintf( fmt, args ); + va_end( args ); + + PRINTF(stream, ": 0x%x\n", ((dw) & himask) >> (lo)); +} + +#ifdef DEBUG +#define MBZ( dw, hi, lo) do { \ + unsigned x = (dw) >> (lo); \ + unsigned lomask = (1 << (lo)) - 1; \ + unsigned himask; \ + himask = (1UL << (hi)) - 1; \ + assert ((x & himask & ~lomask) == 0); \ +} while (0) +#else +#define MBZ( dw, hi, lo) do { \ +} while (0) +#endif + +static void +FLAG( + struct debug_stream *stream, + unsigned dw, + unsigned bit, + const char *fmt, + ... ) +{ + if (((dw) >> (bit)) & 1) { + va_list args; + + PRINTF(stream, "\t\t "); + + va_start( args, fmt ); + debug_vprintf( fmt, args ); + va_end( args ); + + PRINTF(stream, "\n"); + } +} + +static boolean debug_load_immediate( struct debug_stream *stream, + const char *name, + unsigned len ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + unsigned bits = (ptr[0] >> 4) & 0xff; + unsigned j = 0; + + PRINTF(stream, "%s (%d dwords, flags: %x):\n", name, len, bits); + PRINTF(stream, "\t0x%08x\n", ptr[j++]); + + if (bits & (1<<0)) { + PRINTF(stream, "\t LIS0: 0x%08x\n", ptr[j]); + PRINTF(stream, "\t vb address: 0x%08x\n", (ptr[j] & ~0x3)); + BITS(stream, ptr[j], 0, 0, "vb invalidate disable"); + j++; + } + if (bits & (1<<1)) { + PRINTF(stream, "\t LIS1: 0x%08x\n", ptr[j]); + BITS(stream, ptr[j], 29, 24, "vb dword width"); + BITS(stream, ptr[j], 21, 16, "vb dword pitch"); + BITS(stream, ptr[j], 15, 0, "vb max index"); + j++; + } + if (bits & (1<<2)) { + int i; + PRINTF(stream, "\t LIS2: 0x%08x\n", ptr[j]); + for (i = 0; i < 8; i++) { + unsigned tc = (ptr[j] >> (i * 4)) & 0xf; + if (tc != 0xf) + BITS(stream, tc, 3, 0, "tex coord %d", i); + } + j++; + } + if (bits & (1<<3)) { + PRINTF(stream, "\t LIS3: 0x%08x\n", ptr[j]); + j++; + } + if (bits & (1<<4)) { + PRINTF(stream, "\t LIS4: 0x%08x\n", ptr[j]); + BITS(stream, ptr[j], 31, 23, "point width"); + BITS(stream, ptr[j], 22, 19, "line width"); + FLAG(stream, ptr[j], 18, "alpha flatshade"); + FLAG(stream, ptr[j], 17, "fog flatshade"); + FLAG(stream, ptr[j], 16, "spec flatshade"); + FLAG(stream, ptr[j], 15, "rgb flatshade"); + BITS(stream, ptr[j], 14, 13, "cull mode"); + FLAG(stream, ptr[j], 12, "vfmt: point width"); + FLAG(stream, ptr[j], 11, "vfmt: specular/fog"); + FLAG(stream, ptr[j], 10, "vfmt: rgba"); + FLAG(stream, ptr[j], 9, "vfmt: depth offset"); + BITS(stream, ptr[j], 8, 6, "vfmt: position (2==xyzw)"); + FLAG(stream, ptr[j], 5, "force dflt diffuse"); + FLAG(stream, ptr[j], 4, "force dflt specular"); + FLAG(stream, ptr[j], 3, "local depth offset enable"); + FLAG(stream, ptr[j], 2, "vfmt: fp32 fog coord"); + FLAG(stream, ptr[j], 1, "sprite point"); + FLAG(stream, ptr[j], 0, "antialiasing"); + j++; + } + if (bits & (1<<5)) { + PRINTF(stream, "\t LIS5: 0x%08x\n", ptr[j]); + BITS(stream, ptr[j], 31, 28, "rgba write disables"); + FLAG(stream, ptr[j], 27, "force dflt point width"); + FLAG(stream, ptr[j], 26, "last pixel enable"); + FLAG(stream, ptr[j], 25, "global z offset enable"); + FLAG(stream, ptr[j], 24, "fog enable"); + BITS(stream, ptr[j], 23, 16, "stencil ref"); + BITS(stream, ptr[j], 15, 13, "stencil test"); + BITS(stream, ptr[j], 12, 10, "stencil fail op"); + BITS(stream, ptr[j], 9, 7, "stencil pass z fail op"); + BITS(stream, ptr[j], 6, 4, "stencil pass z pass op"); + FLAG(stream, ptr[j], 3, "stencil write enable"); + FLAG(stream, ptr[j], 2, "stencil test enable"); + FLAG(stream, ptr[j], 1, "color dither enable"); + FLAG(stream, ptr[j], 0, "logiop enable"); + j++; + } + if (bits & (1<<6)) { + PRINTF(stream, "\t LIS6: 0x%08x\n", ptr[j]); + FLAG(stream, ptr[j], 31, "alpha test enable"); + BITS(stream, ptr[j], 30, 28, "alpha func"); + BITS(stream, ptr[j], 27, 20, "alpha ref"); + FLAG(stream, ptr[j], 19, "depth test enable"); + BITS(stream, ptr[j], 18, 16, "depth func"); + FLAG(stream, ptr[j], 15, "blend enable"); + BITS(stream, ptr[j], 14, 12, "blend func"); + BITS(stream, ptr[j], 11, 8, "blend src factor"); + BITS(stream, ptr[j], 7, 4, "blend dst factor"); + FLAG(stream, ptr[j], 3, "depth write enable"); + FLAG(stream, ptr[j], 2, "color write enable"); + BITS(stream, ptr[j], 1, 0, "provoking vertex"); + j++; + } + + + PRINTF(stream, "\n"); + + assert(j == len); + + stream->offset += len * sizeof(unsigned); + + return TRUE; +} + + + +static boolean debug_load_indirect( struct debug_stream *stream, + const char *name, + unsigned len ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + unsigned bits = (ptr[0] >> 8) & 0x3f; + unsigned i, j = 0; + + PRINTF(stream, "%s (%d dwords):\n", name, len); + PRINTF(stream, "\t0x%08x\n", ptr[j++]); + + for (i = 0; i < 6; i++) { + if (bits & (1<<i)) { + switch (1<<(8+i)) { + case LI0_STATE_STATIC_INDIRECT: + PRINTF(stream, " STATIC: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++; + PRINTF(stream, " 0x%08x\n", ptr[j++]); + break; + case LI0_STATE_DYNAMIC_INDIRECT: + PRINTF(stream, " DYNAMIC: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++; + break; + case LI0_STATE_SAMPLER: + PRINTF(stream, " SAMPLER: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++; + PRINTF(stream, " 0x%08x\n", ptr[j++]); + break; + case LI0_STATE_MAP: + PRINTF(stream, " MAP: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++; + PRINTF(stream, " 0x%08x\n", ptr[j++]); + break; + case LI0_STATE_PROGRAM: + PRINTF(stream, " PROGRAM: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++; + PRINTF(stream, " 0x%08x\n", ptr[j++]); + break; + case LI0_STATE_CONSTANTS: + PRINTF(stream, " CONSTANTS: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++; + PRINTF(stream, " 0x%08x\n", ptr[j++]); + break; + default: + assert(0); + break; + } + } + } + + if (bits == 0) { + PRINTF(stream, "\t DUMMY: 0x%08x\n", ptr[j++]); + } + + PRINTF(stream, "\n"); + + + assert(j == len); + + stream->offset += len * sizeof(unsigned); + + return TRUE; +} + +static void BR13( struct debug_stream *stream, + unsigned val ) +{ + PRINTF(stream, "\t0x%08x\n", val); + FLAG(stream, val, 30, "clipping enable"); + BITS(stream, val, 25, 24, "color depth (3==32bpp)"); + BITS(stream, val, 23, 16, "raster op"); + BITS(stream, val, 15, 0, "dest pitch"); +} + + +static void BR22( struct debug_stream *stream, + unsigned val ) +{ + PRINTF(stream, "\t0x%08x\n", val); + BITS(stream, val, 31, 16, "dest y1"); + BITS(stream, val, 15, 0, "dest x1"); +} + +static void BR23( struct debug_stream *stream, + unsigned val ) +{ + PRINTF(stream, "\t0x%08x\n", val); + BITS(stream, val, 31, 16, "dest y2"); + BITS(stream, val, 15, 0, "dest x2"); +} + +static void BR09( struct debug_stream *stream, + unsigned val ) +{ + PRINTF(stream, "\t0x%08x -- dest address\n", val); +} + +static void BR26( struct debug_stream *stream, + unsigned val ) +{ + PRINTF(stream, "\t0x%08x\n", val); + BITS(stream, val, 31, 16, "src y1"); + BITS(stream, val, 15, 0, "src x1"); +} + +static void BR11( struct debug_stream *stream, + unsigned val ) +{ + PRINTF(stream, "\t0x%08x\n", val); + BITS(stream, val, 15, 0, "src pitch"); +} + +static void BR12( struct debug_stream *stream, + unsigned val ) +{ + PRINTF(stream, "\t0x%08x -- src address\n", val); +} + +static void BR16( struct debug_stream *stream, + unsigned val ) +{ + PRINTF(stream, "\t0x%08x -- color\n", val); +} + +static boolean debug_copy_blit( struct debug_stream *stream, + const char *name, + unsigned len ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + int j = 0; + + PRINTF(stream, "%s (%d dwords):\n", name, len); + PRINTF(stream, "\t0x%08x\n", ptr[j++]); + + BR13(stream, ptr[j++]); + BR22(stream, ptr[j++]); + BR23(stream, ptr[j++]); + BR09(stream, ptr[j++]); + BR26(stream, ptr[j++]); + BR11(stream, ptr[j++]); + BR12(stream, ptr[j++]); + + stream->offset += len * sizeof(unsigned); + assert(j == len); + return TRUE; +} + +static boolean debug_color_blit( struct debug_stream *stream, + const char *name, + unsigned len ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + int j = 0; + + PRINTF(stream, "%s (%d dwords):\n", name, len); + PRINTF(stream, "\t0x%08x\n", ptr[j++]); + + BR13(stream, ptr[j++]); + BR22(stream, ptr[j++]); + BR23(stream, ptr[j++]); + BR09(stream, ptr[j++]); + BR16(stream, ptr[j++]); + + stream->offset += len * sizeof(unsigned); + assert(j == len); + return TRUE; +} + +static boolean debug_modes4( struct debug_stream *stream, + const char *name, + unsigned len ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + int j = 0; + + PRINTF(stream, "%s (%d dwords):\n", name, len); + PRINTF(stream, "\t0x%08x\n", ptr[j]); + BITS(stream, ptr[j], 21, 18, "logicop func"); + FLAG(stream, ptr[j], 17, "stencil test mask modify-enable"); + FLAG(stream, ptr[j], 16, "stencil write mask modify-enable"); + BITS(stream, ptr[j], 15, 8, "stencil test mask"); + BITS(stream, ptr[j], 7, 0, "stencil write mask"); + j++; + + stream->offset += len * sizeof(unsigned); + assert(j == len); + return TRUE; +} + +static boolean debug_map_state( struct debug_stream *stream, + const char *name, + unsigned len ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + unsigned j = 0; + + PRINTF(stream, "%s (%d dwords):\n", name, len); + PRINTF(stream, "\t0x%08x\n", ptr[j++]); + + { + PRINTF(stream, "\t0x%08x\n", ptr[j]); + BITS(stream, ptr[j], 15, 0, "map mask"); + j++; + } + + while (j < len) { + { + PRINTF(stream, "\t TMn.0: 0x%08x\n", ptr[j]); + PRINTF(stream, "\t map address: 0x%08x\n", (ptr[j] & ~0x3)); + FLAG(stream, ptr[j], 1, "vertical line stride"); + FLAG(stream, ptr[j], 0, "vertical line stride offset"); + j++; + } + + { + PRINTF(stream, "\t TMn.1: 0x%08x\n", ptr[j]); + BITS(stream, ptr[j], 31, 21, "height"); + BITS(stream, ptr[j], 20, 10, "width"); + BITS(stream, ptr[j], 9, 7, "surface format"); + BITS(stream, ptr[j], 6, 3, "texel format"); + FLAG(stream, ptr[j], 2, "use fence regs"); + FLAG(stream, ptr[j], 1, "tiled surface"); + FLAG(stream, ptr[j], 0, "tile walk ymajor"); + j++; + } + { + PRINTF(stream, "\t TMn.2: 0x%08x\n", ptr[j]); + BITS(stream, ptr[j], 31, 21, "dword pitch"); + BITS(stream, ptr[j], 20, 15, "cube face enables"); + BITS(stream, ptr[j], 14, 9, "max lod"); + FLAG(stream, ptr[j], 8, "mip layout right"); + BITS(stream, ptr[j], 7, 0, "depth"); + j++; + } + } + + stream->offset += len * sizeof(unsigned); + assert(j == len); + return TRUE; +} + +static boolean debug_sampler_state( struct debug_stream *stream, + const char *name, + unsigned len ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + unsigned j = 0; + + PRINTF(stream, "%s (%d dwords):\n", name, len); + PRINTF(stream, "\t0x%08x\n", ptr[j++]); + + { + PRINTF(stream, "\t0x%08x\n", ptr[j]); + BITS(stream, ptr[j], 15, 0, "sampler mask"); + j++; + } + + while (j < len) { + { + PRINTF(stream, "\t TSn.0: 0x%08x\n", ptr[j]); + FLAG(stream, ptr[j], 31, "reverse gamma"); + FLAG(stream, ptr[j], 30, "planar to packed"); + FLAG(stream, ptr[j], 29, "yuv->rgb"); + BITS(stream, ptr[j], 28, 27, "chromakey index"); + BITS(stream, ptr[j], 26, 22, "base mip level"); + BITS(stream, ptr[j], 21, 20, "mip mode filter"); + BITS(stream, ptr[j], 19, 17, "mag mode filter"); + BITS(stream, ptr[j], 16, 14, "min mode filter"); + BITS(stream, ptr[j], 13, 5, "lod bias (s4.4)"); + FLAG(stream, ptr[j], 4, "shadow enable"); + FLAG(stream, ptr[j], 3, "max-aniso-4"); + BITS(stream, ptr[j], 2, 0, "shadow func"); + j++; + } + + { + PRINTF(stream, "\t TSn.1: 0x%08x\n", ptr[j]); + BITS(stream, ptr[j], 31, 24, "min lod"); + MBZ( ptr[j], 23, 18 ); + FLAG(stream, ptr[j], 17, "kill pixel enable"); + FLAG(stream, ptr[j], 16, "keyed tex filter mode"); + FLAG(stream, ptr[j], 15, "chromakey enable"); + BITS(stream, ptr[j], 14, 12, "tcx wrap mode"); + BITS(stream, ptr[j], 11, 9, "tcy wrap mode"); + BITS(stream, ptr[j], 8, 6, "tcz wrap mode"); + FLAG(stream, ptr[j], 5, "normalized coords"); + BITS(stream, ptr[j], 4, 1, "map (surface) index"); + FLAG(stream, ptr[j], 0, "EAST deinterlacer enable"); + j++; + } + { + PRINTF(stream, "\t TSn.2: 0x%08x (default color)\n", ptr[j]); + j++; + } + } + + stream->offset += len * sizeof(unsigned); + assert(j == len); + return TRUE; +} + +static boolean debug_dest_vars( struct debug_stream *stream, + const char *name, + unsigned len ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + int j = 0; + + PRINTF(stream, "%s (%d dwords):\n", name, len); + PRINTF(stream, "\t0x%08x\n", ptr[j++]); + + { + PRINTF(stream, "\t0x%08x\n", ptr[j]); + FLAG(stream, ptr[j], 31, "early classic ztest"); + FLAG(stream, ptr[j], 30, "opengl tex default color"); + FLAG(stream, ptr[j], 29, "bypass iz"); + FLAG(stream, ptr[j], 28, "lod preclamp"); + BITS(stream, ptr[j], 27, 26, "dither pattern"); + FLAG(stream, ptr[j], 25, "linear gamma blend"); + FLAG(stream, ptr[j], 24, "debug dither"); + BITS(stream, ptr[j], 23, 20, "dstorg x"); + BITS(stream, ptr[j], 19, 16, "dstorg y"); + MBZ (ptr[j], 15, 15 ); + BITS(stream, ptr[j], 14, 12, "422 write select"); + BITS(stream, ptr[j], 11, 8, "cbuf format"); + BITS(stream, ptr[j], 3, 2, "zbuf format"); + FLAG(stream, ptr[j], 1, "vert line stride"); + FLAG(stream, ptr[j], 1, "vert line stride offset"); + j++; + } + + stream->offset += len * sizeof(unsigned); + assert(j == len); + return TRUE; +} + +static boolean debug_buf_info( struct debug_stream *stream, + const char *name, + unsigned len ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + int j = 0; + + PRINTF(stream, "%s (%d dwords):\n", name, len); + PRINTF(stream, "\t0x%08x\n", ptr[j++]); + + { + PRINTF(stream, "\t0x%08x\n", ptr[j]); + BITS(stream, ptr[j], 28, 28, "aux buffer id"); + BITS(stream, ptr[j], 27, 24, "buffer id (7=depth, 3=back)"); + FLAG(stream, ptr[j], 23, "use fence regs"); + FLAG(stream, ptr[j], 22, "tiled surface"); + FLAG(stream, ptr[j], 21, "tile walk ymajor"); + MBZ (ptr[j], 20, 14); + BITS(stream, ptr[j], 13, 2, "dword pitch"); + MBZ (ptr[j], 2, 0); + j++; + } + + PRINTF(stream, "\t0x%08x -- buffer base address\n", ptr[j++]); + + stream->offset += len * sizeof(unsigned); + assert(j == len); + return TRUE; +} + +static boolean i915_debug_packet( struct debug_stream *stream ) +{ + unsigned *ptr = (unsigned *)(stream->ptr + stream->offset); + unsigned cmd = *ptr; + + switch (((cmd >> 29) & 0x7)) { + case 0x0: + switch ((cmd >> 23) & 0x3f) { + case 0x0: + return debug(stream, "MI_NOOP", 1); + case 0x3: + return debug(stream, "MI_WAIT_FOR_EVENT", 1); + case 0x4: + return debug(stream, "MI_FLUSH", 1); + case 0xA: + debug(stream, "MI_BATCH_BUFFER_END", 1); + return FALSE; + case 0x22: + return debug(stream, "MI_LOAD_REGISTER_IMM", 3); + case 0x31: + return debug_chain(stream, "MI_BATCH_BUFFER_START", 2); + default: + (void)debug(stream, "UNKNOWN 0x0 case!", 1); + assert(0); + break; + } + break; + case 0x1: + (void) debug(stream, "UNKNOWN 0x1 case!", 1); + assert(0); + break; + case 0x2: + switch ((cmd >> 22) & 0xff) { + case 0x50: + return debug_color_blit(stream, "XY_COLOR_BLT", (cmd & 0xff) + 2); + case 0x53: + return debug_copy_blit(stream, "XY_SRC_COPY_BLT", (cmd & 0xff) + 2); + default: + return debug(stream, "blit command", (cmd & 0xff) + 2); + } + break; + case 0x3: + switch ((cmd >> 24) & 0x1f) { + case 0x6: + return debug(stream, "3DSTATE_ANTI_ALIASING", 1); + case 0x7: + return debug(stream, "3DSTATE_RASTERIZATION_RULES", 1); + case 0x8: + return debug(stream, "3DSTATE_BACKFACE_STENCIL_OPS", 2); + case 0x9: + return debug(stream, "3DSTATE_BACKFACE_STENCIL_MASKS", 1); + case 0xb: + return debug(stream, "3DSTATE_INDEPENDENT_ALPHA_BLEND", 1); + case 0xc: + return debug(stream, "3DSTATE_MODES5", 1); + case 0xd: + return debug_modes4(stream, "3DSTATE_MODES4", 1); + case 0x15: + return debug(stream, "3DSTATE_FOG_COLOR", 1); + case 0x16: + return debug(stream, "3DSTATE_COORD_SET_BINDINGS", 1); + case 0x1c: + /* 3DState16NP */ + switch((cmd >> 19) & 0x1f) { + case 0x10: + return debug(stream, "3DSTATE_SCISSOR_ENABLE", 1); + case 0x11: + return debug(stream, "3DSTATE_DEPTH_SUBRECTANGLE_DISABLE", 1); + default: + (void) debug(stream, "UNKNOWN 0x1c case!", 1); + assert(0); + break; + } + break; + case 0x1d: + /* 3DStateMW */ + switch ((cmd >> 16) & 0xff) { + case 0x0: + return debug_map_state(stream, "3DSTATE_MAP_STATE", (cmd & 0x1f) + 2); + case 0x1: + return debug_sampler_state(stream, "3DSTATE_SAMPLER_STATE", (cmd & 0x1f) + 2); + case 0x4: + return debug_load_immediate(stream, "3DSTATE_LOAD_STATE_IMMEDIATE", (cmd & 0xf) + 2); + case 0x5: + return debug_program(stream, "3DSTATE_PIXEL_SHADER_PROGRAM", (cmd & 0x1ff) + 2); + case 0x6: + return debug(stream, "3DSTATE_PIXEL_SHADER_CONSTANTS", (cmd & 0xff) + 2); + case 0x7: + return debug_load_indirect(stream, "3DSTATE_LOAD_INDIRECT", (cmd & 0xff) + 2); + case 0x80: + return debug(stream, "3DSTATE_DRAWING_RECTANGLE", (cmd & 0xffff) + 2); + case 0x81: + return debug(stream, "3DSTATE_SCISSOR_RECTANGLE", (cmd & 0xffff) + 2); + case 0x83: + return debug(stream, "3DSTATE_SPAN_STIPPLE", (cmd & 0xffff) + 2); + case 0x85: + return debug_dest_vars(stream, "3DSTATE_DEST_BUFFER_VARS", (cmd & 0xffff) + 2); + case 0x88: + return debug(stream, "3DSTATE_CONSTANT_BLEND_COLOR", (cmd & 0xffff) + 2); + case 0x89: + return debug(stream, "3DSTATE_FOG_MODE", (cmd & 0xffff) + 2); + case 0x8e: + return debug_buf_info(stream, "3DSTATE_BUFFER_INFO", (cmd & 0xffff) + 2); + case 0x97: + return debug(stream, "3DSTATE_DEPTH_OFFSET_SCALE", (cmd & 0xffff) + 2); + case 0x98: + return debug(stream, "3DSTATE_DEFAULT_Z", (cmd & 0xffff) + 2); + case 0x99: + return debug(stream, "3DSTATE_DEFAULT_DIFFUSE", (cmd & 0xffff) + 2); + case 0x9a: + return debug(stream, "3DSTATE_DEFAULT_SPECULAR", (cmd & 0xffff) + 2); + case 0x9c: + return debug(stream, "3DSTATE_CLEAR_PARAMETERS", (cmd & 0xffff) + 2); + default: + assert(0); + return 0; + } + break; + case 0x1e: + if (cmd & (1 << 23)) + return debug(stream, "???", (cmd & 0xffff) + 1); + else + return debug(stream, "", 1); + break; + case 0x1f: + if ((cmd & (1 << 23)) == 0) + return debug_prim(stream, "3DPRIM (inline)", 1, (cmd & 0x1ffff) + 2); + else if (cmd & (1 << 17)) + { + if ((cmd & 0xffff) == 0) + return debug_variable_length_prim(stream); + else + return debug_prim(stream, "3DPRIM (indexed)", 0, (((cmd & 0xffff) + 1) / 2) + 1); + } + else + return debug_prim(stream, "3DPRIM (indirect sequential)", 0, 2); + break; + default: + return debug(stream, "", 0); + } + default: + assert(0); + return 0; + } + + assert(0); + return 0; +} + + + +void +i915_dump_batchbuffer( struct intel_batchbuffer *batch ) +{ + struct debug_stream stream; + unsigned *start = (unsigned*)batch->map; + unsigned *end = (unsigned*)batch->ptr; + unsigned long bytes = (unsigned long) (end - start) * 4; + boolean done = FALSE; + + stream.offset = 0; + stream.ptr = (char *)start; + stream.print_addresses = 0; + + if (!start || !end) { + debug_printf( "\n\nBATCH: ???\n"); + return; + } + + debug_printf( "\n\nBATCH: (%d)\n", bytes / 4); + + while (!done && + stream.offset < bytes) + { + if (!i915_debug_packet( &stream )) + break; + + assert(stream.offset <= bytes && + stream.offset >= 0); + } + + debug_printf( "END-BATCH\n\n\n"); +} + + diff --git a/src/gallium/drivers/i915/i915_debug.h b/src/gallium/drivers/i915/i915_debug.h new file mode 100644 index 00000000000..dd9b86e17b5 --- /dev/null +++ b/src/gallium/drivers/i915/i915_debug.h @@ -0,0 +1,114 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/* Authors: Keith Whitwell <[email protected]> + */ + +#ifndef I915_DEBUG_H +#define I915_DEBUG_H + +#include <stdarg.h> + +struct i915_context; + +struct debug_stream +{ + unsigned offset; /* current gtt offset */ + char *ptr; /* pointer to gtt offset zero */ + char *end; /* pointer to gtt offset zero */ + unsigned print_addresses; +}; + + +/* Internal functions + */ +void i915_disassemble_program(struct debug_stream *stream, + const unsigned *program, unsigned sz); + +void i915_print_ureg(const char *msg, unsigned ureg); + + +#define DEBUG_BATCH 0x1 +#define DEBUG_BLIT 0x2 +#define DEBUG_BUFFER 0x4 +#define DEBUG_CONSTANTS 0x8 +#define DEBUG_CONTEXT 0x10 +#define DEBUG_DRAW 0x20 +#define DEBUG_DYNAMIC 0x40 +#define DEBUG_FLUSH 0x80 +#define DEBUG_MAP 0x100 +#define DEBUG_PROGRAM 0x200 +#define DEBUG_REGIONS 0x400 +#define DEBUG_SAMPLER 0x800 +#define DEBUG_STATIC 0x1000 +#define DEBUG_SURFACE 0x2000 +#define DEBUG_WINSYS 0x4000 + +#include "pipe/p_compiler.h" + +#if defined(DEBUG) && defined(FILE_DEBUG_FLAG) + +#include "pipe/internal/p_winsys_screen.h" + +static INLINE void +I915_DBG( + struct i915_context *i915, + const char *fmt, + ... ) +{ + if ((i915)->debug & FILE_DEBUG_FLAG) { + va_list args; + + va_start( args, fmt ); + debug_vprintf( fmt, args ); + va_end( args ); + } +} + +#else + +static INLINE void +I915_DBG( + struct i915_context *i915, + const char *fmt, + ... ) +{ + (void) i915; + (void) fmt; +} + +#endif + + +struct intel_batchbuffer; + +void i915_dump_batchbuffer( struct intel_batchbuffer *i915 ); + +void i915_debug_init( struct i915_context *i915 ); + + +#endif diff --git a/src/gallium/drivers/i915/i915_debug_fp.c b/src/gallium/drivers/i915/i915_debug_fp.c new file mode 100644 index 00000000000..9c5b117b6dd --- /dev/null +++ b/src/gallium/drivers/i915/i915_debug_fp.c @@ -0,0 +1,363 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +#include "i915_reg.h" +#include "i915_debug.h" +#include "pipe/internal/p_winsys_screen.h" +#include "util/u_memory.h" + + +static void +PRINTF( + struct debug_stream *stream, + const char *fmt, + ... ) +{ + va_list args; + + va_start( args, fmt ); + debug_vprintf( fmt, args ); + va_end( args ); +} + + +static const char *opcodes[0x20] = { + "NOP", + "ADD", + "MOV", + "MUL", + "MAD", + "DP2ADD", + "DP3", + "DP4", + "FRC", + "RCP", + "RSQ", + "EXP", + "LOG", + "CMP", + "MIN", + "MAX", + "FLR", + "MOD", + "TRC", + "SGE", + "SLT", + "TEXLD", + "TEXLDP", + "TEXLDB", + "TEXKILL", + "DCL", + "0x1a", + "0x1b", + "0x1c", + "0x1d", + "0x1e", + "0x1f", +}; + + +static const int args[0x20] = { + 0, /* 0 nop */ + 2, /* 1 add */ + 1, /* 2 mov */ + 2, /* 3 m ul */ + 3, /* 4 mad */ + 3, /* 5 dp2add */ + 2, /* 6 dp3 */ + 2, /* 7 dp4 */ + 1, /* 8 frc */ + 1, /* 9 rcp */ + 1, /* a rsq */ + 1, /* b exp */ + 1, /* c log */ + 3, /* d cmp */ + 2, /* e min */ + 2, /* f max */ + 1, /* 10 flr */ + 1, /* 11 mod */ + 1, /* 12 trc */ + 2, /* 13 sge */ + 2, /* 14 slt */ + 1, + 1, + 1, + 1, + 0, + 0, + 0, + 0, + 0, + 0, + 0, +}; + + +static const char *regname[0x8] = { + "R", + "T", + "CONST", + "S", + "OC", + "OD", + "U", + "UNKNOWN", +}; + +static void +print_reg_type_nr(struct debug_stream *stream, unsigned type, unsigned nr) +{ + switch (type) { + case REG_TYPE_T: + switch (nr) { + case T_DIFFUSE: + PRINTF(stream, "T_DIFFUSE"); + return; + case T_SPECULAR: + PRINTF(stream, "T_SPECULAR"); + return; + case T_FOG_W: + PRINTF(stream, "T_FOG_W"); + return; + default: + PRINTF(stream, "T_TEX%d", nr); + return; + } + case REG_TYPE_OC: + if (nr == 0) { + PRINTF(stream, "oC"); + return; + } + break; + case REG_TYPE_OD: + if (nr == 0) { + PRINTF(stream, "oD"); + return; + } + break; + default: + break; + } + + PRINTF(stream, "%s[%d]", regname[type], nr); +} + +#define REG_SWIZZLE_MASK 0x7777 +#define REG_NEGATE_MASK 0x8888 + +#define REG_SWIZZLE_XYZW ((SRC_X << A2_SRC2_CHANNEL_X_SHIFT) | \ + (SRC_Y << A2_SRC2_CHANNEL_Y_SHIFT) | \ + (SRC_Z << A2_SRC2_CHANNEL_Z_SHIFT) | \ + (SRC_W << A2_SRC2_CHANNEL_W_SHIFT)) + + +static void +print_reg_neg_swizzle(struct debug_stream *stream, unsigned reg) +{ + int i; + + if ((reg & REG_SWIZZLE_MASK) == REG_SWIZZLE_XYZW && + (reg & REG_NEGATE_MASK) == 0) + return; + + PRINTF(stream, "."); + + for (i = 3; i >= 0; i--) { + if (reg & (1 << ((i * 4) + 3))) + PRINTF(stream, "-"); + + switch ((reg >> (i * 4)) & 0x7) { + case 0: + PRINTF(stream, "x"); + break; + case 1: + PRINTF(stream, "y"); + break; + case 2: + PRINTF(stream, "z"); + break; + case 3: + PRINTF(stream, "w"); + break; + case 4: + PRINTF(stream, "0"); + break; + case 5: + PRINTF(stream, "1"); + break; + default: + PRINTF(stream, "?"); + break; + } + } +} + + +static void +print_src_reg(struct debug_stream *stream, unsigned dword) +{ + unsigned nr = (dword >> A2_SRC2_NR_SHIFT) & REG_NR_MASK; + unsigned type = (dword >> A2_SRC2_TYPE_SHIFT) & REG_TYPE_MASK; + print_reg_type_nr(stream, type, nr); + print_reg_neg_swizzle(stream, dword); +} + + +static void +print_dest_reg(struct debug_stream *stream, unsigned dword) +{ + unsigned nr = (dword >> A0_DEST_NR_SHIFT) & REG_NR_MASK; + unsigned type = (dword >> A0_DEST_TYPE_SHIFT) & REG_TYPE_MASK; + print_reg_type_nr(stream, type, nr); + if ((dword & A0_DEST_CHANNEL_ALL) == A0_DEST_CHANNEL_ALL) + return; + PRINTF(stream, "."); + if (dword & A0_DEST_CHANNEL_X) + PRINTF(stream, "x"); + if (dword & A0_DEST_CHANNEL_Y) + PRINTF(stream, "y"); + if (dword & A0_DEST_CHANNEL_Z) + PRINTF(stream, "z"); + if (dword & A0_DEST_CHANNEL_W) + PRINTF(stream, "w"); +} + + +#define GET_SRC0_REG(r0, r1) ((r0<<14)|(r1>>A1_SRC0_CHANNEL_W_SHIFT)) +#define GET_SRC1_REG(r0, r1) ((r0<<8)|(r1>>A2_SRC1_CHANNEL_W_SHIFT)) +#define GET_SRC2_REG(r) (r) + + +static void +print_arith_op(struct debug_stream *stream, + unsigned opcode, const unsigned * program) +{ + if (opcode != A0_NOP) { + print_dest_reg(stream, program[0]); + if (program[0] & A0_DEST_SATURATE) + PRINTF(stream, " = SATURATE "); + else + PRINTF(stream, " = "); + } + + PRINTF(stream, "%s ", opcodes[opcode]); + + print_src_reg(stream, GET_SRC0_REG(program[0], program[1])); + if (args[opcode] == 1) { + PRINTF(stream, "\n"); + return; + } + + PRINTF(stream, ", "); + print_src_reg(stream, GET_SRC1_REG(program[1], program[2])); + if (args[opcode] == 2) { + PRINTF(stream, "\n"); + return; + } + + PRINTF(stream, ", "); + print_src_reg(stream, GET_SRC2_REG(program[2])); + PRINTF(stream, "\n"); + return; +} + + +static void +print_tex_op(struct debug_stream *stream, + unsigned opcode, const unsigned * program) +{ + print_dest_reg(stream, program[0] | A0_DEST_CHANNEL_ALL); + PRINTF(stream, " = "); + + PRINTF(stream, "%s ", opcodes[opcode]); + + PRINTF(stream, "S[%d],", program[0] & T0_SAMPLER_NR_MASK); + + print_reg_type_nr(stream, + (program[1] >> T1_ADDRESS_REG_TYPE_SHIFT) & + REG_TYPE_MASK, + (program[1] >> T1_ADDRESS_REG_NR_SHIFT) & REG_NR_MASK); + PRINTF(stream, "\n"); +} + +static void +print_texkil_op(struct debug_stream *stream, + unsigned opcode, const unsigned * program) +{ + PRINTF(stream, "TEXKIL "); + + print_reg_type_nr(stream, + (program[1] >> T1_ADDRESS_REG_TYPE_SHIFT) & + REG_TYPE_MASK, + (program[1] >> T1_ADDRESS_REG_NR_SHIFT) & REG_NR_MASK); + PRINTF(stream, "\n"); +} + +static void +print_dcl_op(struct debug_stream *stream, + unsigned opcode, const unsigned * program) +{ + PRINTF(stream, "%s ", opcodes[opcode]); + print_dest_reg(stream, + program[0] | A0_DEST_CHANNEL_ALL); + PRINTF(stream, "\n"); +} + + +void +i915_disassemble_program(struct debug_stream *stream, + const unsigned * program, unsigned sz) +{ + unsigned i; + + PRINTF(stream, "\t\tBEGIN\n"); + + assert((program[0] & 0x1ff) + 2 == sz); + + program++; + for (i = 1; i < sz; i += 3, program += 3) { + unsigned opcode = program[0] & (0x1f << 24); + + PRINTF(stream, "\t\t"); + + if ((int) opcode >= A0_NOP && opcode <= A0_SLT) + print_arith_op(stream, opcode >> 24, program); + else if (opcode >= T0_TEXLD && opcode < T0_TEXKILL) + print_tex_op(stream, opcode >> 24, program); + else if (opcode == T0_TEXKILL) + print_texkil_op(stream, opcode >> 24, program); + else if (opcode == D0_DCL) + print_dcl_op(stream, opcode >> 24, program); + else + PRINTF(stream, "Unknown opcode 0x%x\n", opcode); + } + + PRINTF(stream, "\t\tEND\n\n"); +} + + diff --git a/src/gallium/drivers/i915/i915_flush.c b/src/gallium/drivers/i915/i915_flush.c new file mode 100644 index 00000000000..1582168eba5 --- /dev/null +++ b/src/gallium/drivers/i915/i915_flush.c @@ -0,0 +1,86 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/* Author: + * Keith Whitwell <[email protected]> + */ + + +#include "pipe/p_defines.h" +#include "draw/draw_context.h" +#include "i915_context.h" +#include "i915_reg.h" +#include "i915_batch.h" + + +static void i915_flush( struct pipe_context *pipe, + unsigned flags, + struct pipe_fence_handle **fence ) +{ + struct i915_context *i915 = i915_context(pipe); + + draw_flush(i915->draw); + +#if 0 + /* Do we need to emit an MI_FLUSH command to flush the hardware + * caches? + */ + if (flags & (PIPE_FLUSH_RENDER_CACHE | PIPE_FLUSH_TEXTURE_CACHE)) { + unsigned flush = MI_FLUSH; + + if (!(flags & PIPE_FLUSH_RENDER_CACHE)) + flush |= INHIBIT_FLUSH_RENDER_CACHE; + + if (flags & PIPE_FLUSH_TEXTURE_CACHE) + flush |= FLUSH_MAP_CACHE; + + if (!BEGIN_BATCH(1, 0)) { + FLUSH_BATCH(NULL); + assert(BEGIN_BATCH(1, 0)); + } + OUT_BATCH( flush ); + } +#endif + +#if 0 + if (i915->batch->map == i915->batch->ptr) { + return; + } +#endif + + /* If there are no flags, just flush pending commands to hardware: + */ + FLUSH_BATCH(fence); + i915->vbo_flushed = 1; +} + + + +void i915_init_flush_functions( struct i915_context *i915 ) +{ + i915->base.flush = i915_flush; +} diff --git a/src/gallium/drivers/i915/i915_fpc.h b/src/gallium/drivers/i915/i915_fpc.h new file mode 100644 index 00000000000..2f0f99d0468 --- /dev/null +++ b/src/gallium/drivers/i915/i915_fpc.h @@ -0,0 +1,207 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +#ifndef I915_FPC_H +#define I915_FPC_H + + +#include "i915_context.h" +#include "i915_reg.h" + + + +#define I915_PROGRAM_SIZE 192 + + + +/** + * Program translation state + */ +struct i915_fp_compile { + struct i915_fragment_shader *shader; /* the shader we're compiling */ + + boolean used_constants[I915_MAX_CONSTANT]; + + /** maps TGSI immediate index to constant slot */ + uint num_immediates; + uint immediates_map[I915_MAX_CONSTANT]; + float immediates[I915_MAX_CONSTANT][4]; + + boolean first_instruction; + + uint declarations[I915_PROGRAM_SIZE]; + uint program[I915_PROGRAM_SIZE]; + + uint *csr; /**< Cursor, points into program. */ + + uint *decl; /**< Cursor, points into declarations. */ + + uint decl_s; /**< flags for which s regs need to be decl'd */ + uint decl_t; /**< flags for which t regs need to be decl'd */ + + uint temp_flag; /**< Tracks temporary regs which are in use */ + uint utemp_flag; /**< Tracks TYPE_U temporary regs which are in use */ + + uint nr_tex_indirect; + uint nr_tex_insn; + uint nr_alu_insn; + uint nr_decl_insn; + + boolean error; /**< Set if i915_program_error() is called */ + uint wpos_tex; + uint NumNativeInstructions; + uint NumNativeAluInstructions; + uint NumNativeTexInstructions; + uint NumNativeTexIndirections; +}; + + +/* Having zero and one in here makes the definition of swizzle a lot + * easier. + */ +#define UREG_TYPE_SHIFT 29 +#define UREG_NR_SHIFT 24 +#define UREG_CHANNEL_X_NEGATE_SHIFT 23 +#define UREG_CHANNEL_X_SHIFT 20 +#define UREG_CHANNEL_Y_NEGATE_SHIFT 19 +#define UREG_CHANNEL_Y_SHIFT 16 +#define UREG_CHANNEL_Z_NEGATE_SHIFT 15 +#define UREG_CHANNEL_Z_SHIFT 12 +#define UREG_CHANNEL_W_NEGATE_SHIFT 11 +#define UREG_CHANNEL_W_SHIFT 8 +#define UREG_CHANNEL_ZERO_NEGATE_MBZ 5 +#define UREG_CHANNEL_ZERO_SHIFT 4 +#define UREG_CHANNEL_ONE_NEGATE_MBZ 1 +#define UREG_CHANNEL_ONE_SHIFT 0 + +#define UREG_BAD 0xffffffff /* not a valid ureg */ + +#define X SRC_X +#define Y SRC_Y +#define Z SRC_Z +#define W SRC_W +#define ZERO SRC_ZERO +#define ONE SRC_ONE + +/* Construct a ureg: + */ +#define UREG( type, nr ) (((type)<< UREG_TYPE_SHIFT) | \ + ((nr) << UREG_NR_SHIFT) | \ + (X << UREG_CHANNEL_X_SHIFT) | \ + (Y << UREG_CHANNEL_Y_SHIFT) | \ + (Z << UREG_CHANNEL_Z_SHIFT) | \ + (W << UREG_CHANNEL_W_SHIFT) | \ + (ZERO << UREG_CHANNEL_ZERO_SHIFT) | \ + (ONE << UREG_CHANNEL_ONE_SHIFT)) + +#define GET_CHANNEL_SRC( reg, channel ) ((reg<<(channel*4)) & (0xf<<20)) +#define CHANNEL_SRC( src, channel ) (src>>(channel*4)) + +#define GET_UREG_TYPE(reg) (((reg)>>UREG_TYPE_SHIFT)®_TYPE_MASK) +#define GET_UREG_NR(reg) (((reg)>>UREG_NR_SHIFT)®_NR_MASK) + + + +#define UREG_XYZW_CHANNEL_MASK 0x00ffff00 + +/* One neat thing about the UREG representation: + */ +static INLINE int +swizzle(int reg, uint x, uint y, uint z, uint w) +{ + assert(x <= SRC_ONE); + assert(y <= SRC_ONE); + assert(z <= SRC_ONE); + assert(w <= SRC_ONE); + return ((reg & ~UREG_XYZW_CHANNEL_MASK) | + CHANNEL_SRC(GET_CHANNEL_SRC(reg, x), 0) | + CHANNEL_SRC(GET_CHANNEL_SRC(reg, y), 1) | + CHANNEL_SRC(GET_CHANNEL_SRC(reg, z), 2) | + CHANNEL_SRC(GET_CHANNEL_SRC(reg, w), 3)); +} + + + +/*********************************************************************** + * Public interface for the compiler + */ +extern void +i915_translate_fragment_program( struct i915_context *i915, + struct i915_fragment_shader *fs); + + + +extern uint i915_get_temp(struct i915_fp_compile *p); +extern uint i915_get_utemp(struct i915_fp_compile *p); +extern void i915_release_utemps(struct i915_fp_compile *p); + + +extern uint i915_emit_texld(struct i915_fp_compile *p, + uint dest, + uint destmask, + uint sampler, uint coord, uint op); + +extern uint i915_emit_arith(struct i915_fp_compile *p, + uint op, + uint dest, + uint mask, + uint saturate, + uint src0, uint src1, uint src2); + +extern uint i915_emit_decl(struct i915_fp_compile *p, + uint type, uint nr, uint d0_flags); + + +extern uint i915_emit_const1f(struct i915_fp_compile *p, float c0); + +extern uint i915_emit_const2f(struct i915_fp_compile *p, + float c0, float c1); + +extern uint i915_emit_const4fv(struct i915_fp_compile *p, + const float * c); + +extern uint i915_emit_const4f(struct i915_fp_compile *p, + float c0, float c1, + float c2, float c3); + + +/*====================================================================== + * i915_fpc_debug.c + */ +extern void i915_disassemble_program(const uint * program, uint sz); + + +/*====================================================================== + * i915_fpc_translate.c + */ + +extern void +i915_program_error(struct i915_fp_compile *p, const char *msg, ...); + + +#endif diff --git a/src/gallium/drivers/i915/i915_fpc_emit.c b/src/gallium/drivers/i915/i915_fpc_emit.c new file mode 100644 index 00000000000..b054ce41d39 --- /dev/null +++ b/src/gallium/drivers/i915/i915_fpc_emit.c @@ -0,0 +1,375 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "i915_reg.h" +#include "i915_context.h" +#include "i915_fpc.h" +#include "util/u_math.h" + + +#define A0_DEST( reg ) (((reg)&UREG_TYPE_NR_MASK)>>UREG_A0_DEST_SHIFT_LEFT) +#define D0_DEST( reg ) (((reg)&UREG_TYPE_NR_MASK)>>UREG_A0_DEST_SHIFT_LEFT) +#define T0_DEST( reg ) (((reg)&UREG_TYPE_NR_MASK)>>UREG_A0_DEST_SHIFT_LEFT) +#define A0_SRC0( reg ) (((reg)&UREG_MASK)>>UREG_A0_SRC0_SHIFT_LEFT) +#define A1_SRC0( reg ) (((reg)&UREG_MASK)<<UREG_A1_SRC0_SHIFT_RIGHT) +#define A1_SRC1( reg ) (((reg)&UREG_MASK)>>UREG_A1_SRC1_SHIFT_LEFT) +#define A2_SRC1( reg ) (((reg)&UREG_MASK)<<UREG_A2_SRC1_SHIFT_RIGHT) +#define A2_SRC2( reg ) (((reg)&UREG_MASK)>>UREG_A2_SRC2_SHIFT_LEFT) + +/* These are special, and don't have swizzle/negate bits. + */ +#define T0_SAMPLER( reg ) (GET_UREG_NR(reg)<<T0_SAMPLER_NR_SHIFT) +#define T1_ADDRESS_REG( reg ) ((GET_UREG_NR(reg)<<T1_ADDRESS_REG_NR_SHIFT) | \ + (GET_UREG_TYPE(reg)<<T1_ADDRESS_REG_TYPE_SHIFT)) + + +/* Macros for translating UREG's into the various register fields used + * by the I915 programmable unit. + */ +#define UREG_A0_DEST_SHIFT_LEFT (UREG_TYPE_SHIFT - A0_DEST_TYPE_SHIFT) +#define UREG_A0_SRC0_SHIFT_LEFT (UREG_TYPE_SHIFT - A0_SRC0_TYPE_SHIFT) +#define UREG_A1_SRC0_SHIFT_RIGHT (A1_SRC0_CHANNEL_W_SHIFT - UREG_CHANNEL_W_SHIFT) +#define UREG_A1_SRC1_SHIFT_LEFT (UREG_TYPE_SHIFT - A1_SRC1_TYPE_SHIFT) +#define UREG_A2_SRC1_SHIFT_RIGHT (A2_SRC1_CHANNEL_W_SHIFT - UREG_CHANNEL_W_SHIFT) +#define UREG_A2_SRC2_SHIFT_LEFT (UREG_TYPE_SHIFT - A2_SRC2_TYPE_SHIFT) + +#define UREG_MASK 0xffffff00 +#define UREG_TYPE_NR_MASK ((REG_TYPE_MASK << UREG_TYPE_SHIFT) | \ + (REG_NR_MASK << UREG_NR_SHIFT)) + + +uint +i915_get_temp(struct i915_fp_compile *p) +{ + int bit = ffs(~p->temp_flag); + if (!bit) { + i915_program_error(p, "i915_get_temp: out of temporaries\n"); + return 0; + } + + p->temp_flag |= 1 << (bit - 1); + return bit - 1; +} + + +static void +i915_release_temp(struct i915_fp_compile *p, int reg) +{ + p->temp_flag &= ~(1 << reg); +} + + +/** + * Get unpreserved temporary, a temp whose value is not preserved between + * PS program phases. + */ +uint +i915_get_utemp(struct i915_fp_compile * p) +{ + int bit = ffs(~p->utemp_flag); + if (!bit) { + i915_program_error(p, "i915_get_utemp: out of temporaries\n"); + return 0; + } + + p->utemp_flag |= 1 << (bit - 1); + return UREG(REG_TYPE_U, (bit - 1)); +} + +void +i915_release_utemps(struct i915_fp_compile *p) +{ + p->utemp_flag = ~0x7; +} + + +uint +i915_emit_decl(struct i915_fp_compile *p, + uint type, uint nr, uint d0_flags) +{ + uint reg = UREG(type, nr); + + if (type == REG_TYPE_T) { + if (p->decl_t & (1 << nr)) + return reg; + + p->decl_t |= (1 << nr); + } + else if (type == REG_TYPE_S) { + if (p->decl_s & (1 << nr)) + return reg; + + p->decl_s |= (1 << nr); + } + else + return reg; + + *(p->decl++) = (D0_DCL | D0_DEST(reg) | d0_flags); + *(p->decl++) = D1_MBZ; + *(p->decl++) = D2_MBZ; + + p->nr_decl_insn++; + return reg; +} + +uint +i915_emit_arith(struct i915_fp_compile * p, + uint op, + uint dest, + uint mask, + uint saturate, uint src0, uint src1, uint src2) +{ + uint c[3]; + uint nr_const = 0; + + assert(GET_UREG_TYPE(dest) != REG_TYPE_CONST); + dest = UREG(GET_UREG_TYPE(dest), GET_UREG_NR(dest)); + assert(dest); + + if (GET_UREG_TYPE(src0) == REG_TYPE_CONST) + c[nr_const++] = 0; + if (GET_UREG_TYPE(src1) == REG_TYPE_CONST) + c[nr_const++] = 1; + if (GET_UREG_TYPE(src2) == REG_TYPE_CONST) + c[nr_const++] = 2; + + /* Recursively call this function to MOV additional const values + * into temporary registers. Use utemp registers for this - + * currently shouldn't be possible to run out, but keep an eye on + * this. + */ + if (nr_const > 1) { + uint s[3], first, i, old_utemp_flag; + + s[0] = src0; + s[1] = src1; + s[2] = src2; + old_utemp_flag = p->utemp_flag; + + first = GET_UREG_NR(s[c[0]]); + for (i = 1; i < nr_const; i++) { + if (GET_UREG_NR(s[c[i]]) != first) { + uint tmp = i915_get_utemp(p); + + i915_emit_arith(p, A0_MOV, tmp, A0_DEST_CHANNEL_ALL, 0, + s[c[i]], 0, 0); + s[c[i]] = tmp; + } + } + + src0 = s[0]; + src1 = s[1]; + src2 = s[2]; + p->utemp_flag = old_utemp_flag; /* restore */ + } + + *(p->csr++) = (op | A0_DEST(dest) | mask | saturate | A0_SRC0(src0)); + *(p->csr++) = (A1_SRC0(src0) | A1_SRC1(src1)); + *(p->csr++) = (A2_SRC1(src1) | A2_SRC2(src2)); + + p->nr_alu_insn++; + return dest; +} + + +/** + * Emit a texture load or texkill instruction. + * \param dest the dest i915 register + * \param destmask the dest register writemask + * \param sampler the i915 sampler register + * \param coord the i915 source texcoord operand + * \param opcode the instruction opcode + */ +uint i915_emit_texld( struct i915_fp_compile *p, + uint dest, + uint destmask, + uint sampler, + uint coord, + uint opcode ) +{ + const uint k = UREG(GET_UREG_TYPE(coord), GET_UREG_NR(coord)); + int temp = -1; + + if (coord != k) { + /* texcoord is swizzled or negated. Need to allocate a new temporary + * register (a utemp / unpreserved temp) won't do. + */ + uint tempReg; + + temp = i915_get_temp(p); /* get temp reg index */ + tempReg = UREG(REG_TYPE_R, temp); /* make i915 register */ + + i915_emit_arith( p, A0_MOV, + tempReg, A0_DEST_CHANNEL_ALL, /* dest reg, writemask */ + 0, /* saturate */ + coord, 0, 0 ); /* src0, src1, src2 */ + + /* new src texcoord is tempReg */ + coord = tempReg; + } + + /* Don't worry about saturate as we only support + */ + if (destmask != A0_DEST_CHANNEL_ALL) { + /* if not writing to XYZW... */ + uint tmp = i915_get_utemp(p); + i915_emit_texld( p, tmp, A0_DEST_CHANNEL_ALL, sampler, coord, opcode ); + i915_emit_arith( p, A0_MOV, dest, destmask, 0, tmp, 0, 0 ); + /* XXX release utemp here? */ + } + else { + assert(GET_UREG_TYPE(dest) != REG_TYPE_CONST); + assert(dest = UREG(GET_UREG_TYPE(dest), GET_UREG_NR(dest))); + + /* is the sampler coord a texcoord input reg? */ + if (GET_UREG_TYPE(coord) != REG_TYPE_T) { + p->nr_tex_indirect++; + } + + *(p->csr++) = (opcode | + T0_DEST( dest ) | + T0_SAMPLER( sampler )); + + *(p->csr++) = T1_ADDRESS_REG( coord ); + *(p->csr++) = T2_MBZ; + + p->nr_tex_insn++; + } + + if (temp >= 0) + i915_release_temp(p, temp); + + return dest; +} + + +uint +i915_emit_const1f(struct i915_fp_compile * p, float c0) +{ + struct i915_fragment_shader *ifs = p->shader; + unsigned reg, idx; + + if (c0 == 0.0) + return swizzle(UREG(REG_TYPE_R, 0), ZERO, ZERO, ZERO, ZERO); + if (c0 == 1.0) + return swizzle(UREG(REG_TYPE_R, 0), ONE, ONE, ONE, ONE); + + for (reg = 0; reg < I915_MAX_CONSTANT; reg++) { + if (ifs->constant_flags[reg] == I915_CONSTFLAG_USER) + continue; + for (idx = 0; idx < 4; idx++) { + if (!(ifs->constant_flags[reg] & (1 << idx)) || + ifs->constants[reg][idx] == c0) { + ifs->constants[reg][idx] = c0; + ifs->constant_flags[reg] |= 1 << idx; + if (reg + 1 > ifs->num_constants) + ifs->num_constants = reg + 1; + return swizzle(UREG(REG_TYPE_CONST, reg), idx, ZERO, ZERO, ONE); + } + } + } + + i915_program_error(p, "i915_emit_const1f: out of constants\n"); + return 0; +} + +uint +i915_emit_const2f(struct i915_fp_compile * p, float c0, float c1) +{ + struct i915_fragment_shader *ifs = p->shader; + unsigned reg, idx; + + if (c0 == 0.0) + return swizzle(i915_emit_const1f(p, c1), ZERO, X, Z, W); + if (c0 == 1.0) + return swizzle(i915_emit_const1f(p, c1), ONE, X, Z, W); + + if (c1 == 0.0) + return swizzle(i915_emit_const1f(p, c0), X, ZERO, Z, W); + if (c1 == 1.0) + return swizzle(i915_emit_const1f(p, c0), X, ONE, Z, W); + + for (reg = 0; reg < I915_MAX_CONSTANT; reg++) { + if (ifs->constant_flags[reg] == 0xf || + ifs->constant_flags[reg] == I915_CONSTFLAG_USER) + continue; + for (idx = 0; idx < 3; idx++) { + if (!(ifs->constant_flags[reg] & (3 << idx))) { + ifs->constants[reg][idx + 0] = c0; + ifs->constants[reg][idx + 1] = c1; + ifs->constant_flags[reg] |= 3 << idx; + if (reg + 1 > ifs->num_constants) + ifs->num_constants = reg + 1; + return swizzle(UREG(REG_TYPE_CONST, reg), idx, idx + 1, ZERO, ONE); + } + } + } + + i915_program_error(p, "i915_emit_const2f: out of constants\n"); + return 0; +} + + + +uint +i915_emit_const4f(struct i915_fp_compile * p, + float c0, float c1, float c2, float c3) +{ + struct i915_fragment_shader *ifs = p->shader; + unsigned reg; + + for (reg = 0; reg < I915_MAX_CONSTANT; reg++) { + if (ifs->constant_flags[reg] == 0xf && + ifs->constants[reg][0] == c0 && + ifs->constants[reg][1] == c1 && + ifs->constants[reg][2] == c2 && + ifs->constants[reg][3] == c3) { + return UREG(REG_TYPE_CONST, reg); + } + else if (ifs->constant_flags[reg] == 0) { + + ifs->constants[reg][0] = c0; + ifs->constants[reg][1] = c1; + ifs->constants[reg][2] = c2; + ifs->constants[reg][3] = c3; + ifs->constant_flags[reg] = 0xf; + if (reg + 1 > ifs->num_constants) + ifs->num_constants = reg + 1; + return UREG(REG_TYPE_CONST, reg); + } + } + + i915_program_error(p, "i915_emit_const4f: out of constants\n"); + return 0; +} + + +uint +i915_emit_const4fv(struct i915_fp_compile * p, const float * c) +{ + return i915_emit_const4f(p, c[0], c[1], c[2], c[3]); +} diff --git a/src/gallium/drivers/i915/i915_fpc_translate.c b/src/gallium/drivers/i915/i915_fpc_translate.c new file mode 100644 index 00000000000..89504ced276 --- /dev/null +++ b/src/gallium/drivers/i915/i915_fpc_translate.c @@ -0,0 +1,1202 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +#include <stdarg.h> + +#include "i915_reg.h" +#include "i915_context.h" +#include "i915_fpc.h" + +#include "pipe/p_shader_tokens.h" +#include "util/u_math.h" +#include "util/u_memory.h" +#include "util/u_string.h" +#include "tgsi/tgsi_parse.h" +#include "tgsi/tgsi_dump.h" + +#include "draw/draw_vertex.h" + + +/** + * Simple pass-through fragment shader to use when we don't have + * a real shader (or it fails to compile for some reason). + */ +static unsigned passthrough[] = +{ + _3DSTATE_PIXEL_SHADER_PROGRAM | ((2*3)-1), + + /* declare input color: + */ + (D0_DCL | + (REG_TYPE_T << D0_TYPE_SHIFT) | + (T_DIFFUSE << D0_NR_SHIFT) | + D0_CHANNEL_ALL), + 0, + 0, + + /* move to output color: + */ + (A0_MOV | + (REG_TYPE_OC << A0_DEST_TYPE_SHIFT) | + A0_DEST_CHANNEL_ALL | + (REG_TYPE_T << A0_SRC0_TYPE_SHIFT) | + (T_DIFFUSE << A0_SRC0_NR_SHIFT)), + 0x01230000, /* .xyzw */ + 0 +}; + + +/* 1, -1/3!, 1/5!, -1/7! */ +static const float sin_constants[4] = { 1.0, + -1.0f / (3 * 2 * 1), + 1.0f / (5 * 4 * 3 * 2 * 1), + -1.0f / (7 * 6 * 5 * 4 * 3 * 2 * 1) +}; + +/* 1, -1/2!, 1/4!, -1/6! */ +static const float cos_constants[4] = { 1.0, + -1.0f / (2 * 1), + 1.0f / (4 * 3 * 2 * 1), + -1.0f / (6 * 5 * 4 * 3 * 2 * 1) +}; + + + +/** + * component-wise negation of ureg + */ +static INLINE int +negate(int reg, int x, int y, int z, int w) +{ + /* Another neat thing about the UREG representation */ + return reg ^ (((x & 1) << UREG_CHANNEL_X_NEGATE_SHIFT) | + ((y & 1) << UREG_CHANNEL_Y_NEGATE_SHIFT) | + ((z & 1) << UREG_CHANNEL_Z_NEGATE_SHIFT) | + ((w & 1) << UREG_CHANNEL_W_NEGATE_SHIFT)); +} + + +/** + * In the event of a translation failure, we'll generate a simple color + * pass-through program. + */ +static void +i915_use_passthrough_shader(struct i915_fragment_shader *fs) +{ + fs->program = (uint *) MALLOC(sizeof(passthrough)); + if (fs->program) { + memcpy(fs->program, passthrough, sizeof(passthrough)); + fs->program_len = Elements(passthrough); + } + fs->num_constants = 0; +} + + +void +i915_program_error(struct i915_fp_compile *p, const char *msg, ...) +{ + va_list args; + char buffer[1024]; + + debug_printf("i915_program_error: "); + va_start( args, msg ); + util_vsnprintf( buffer, sizeof(buffer), msg, args ); + va_end( args ); + debug_printf(buffer); + debug_printf("\n"); + + p->error = 1; +} + + + +/** + * Construct a ureg for the given source register. Will emit + * constants, apply swizzling and negation as needed. + */ +static uint +src_vector(struct i915_fp_compile *p, + const struct tgsi_full_src_register *source) +{ + uint index = source->SrcRegister.Index; + uint src = 0, sem_name, sem_ind; + + switch (source->SrcRegister.File) { + case TGSI_FILE_TEMPORARY: + if (source->SrcRegister.Index >= I915_MAX_TEMPORARY) { + i915_program_error(p, "Exceeded max temporary reg"); + return 0; + } + src = UREG(REG_TYPE_R, index); + break; + case TGSI_FILE_INPUT: + /* XXX: Packing COL1, FOGC into a single attribute works for + * texenv programs, but will fail for real fragment programs + * that use these attributes and expect them to be a full 4 + * components wide. Could use a texcoord to pass these + * attributes if necessary, but that won't work in the general + * case. + * + * We also use a texture coordinate to pass wpos when possible. + */ + + sem_name = p->shader->info.input_semantic_name[index]; + sem_ind = p->shader->info.input_semantic_index[index]; + + switch (sem_name) { + case TGSI_SEMANTIC_POSITION: + debug_printf("SKIP SEM POS\n"); + /* + assert(p->wpos_tex != -1); + src = i915_emit_decl(p, REG_TYPE_T, p->wpos_tex, D0_CHANNEL_ALL); + */ + break; + case TGSI_SEMANTIC_COLOR: + if (sem_ind == 0) { + src = i915_emit_decl(p, REG_TYPE_T, T_DIFFUSE, D0_CHANNEL_ALL); + } + else { + /* secondary color */ + assert(sem_ind == 1); + src = i915_emit_decl(p, REG_TYPE_T, T_SPECULAR, D0_CHANNEL_XYZ); + src = swizzle(src, X, Y, Z, ONE); + } + break; + case TGSI_SEMANTIC_FOG: + src = i915_emit_decl(p, REG_TYPE_T, T_FOG_W, D0_CHANNEL_W); + src = swizzle(src, W, W, W, W); + break; + case TGSI_SEMANTIC_GENERIC: + /* usually a texcoord */ + src = i915_emit_decl(p, REG_TYPE_T, T_TEX0 + sem_ind, D0_CHANNEL_ALL); + break; + default: + i915_program_error(p, "Bad source->Index"); + return 0; + } + break; + + case TGSI_FILE_IMMEDIATE: + assert(index < p->num_immediates); + index = p->immediates_map[index]; + /* fall-through */ + case TGSI_FILE_CONSTANT: + src = UREG(REG_TYPE_CONST, index); + break; + + default: + i915_program_error(p, "Bad source->File"); + return 0; + } + + if (source->SrcRegister.Extended) { + src = swizzle(src, + source->SrcRegisterExtSwz.ExtSwizzleX, + source->SrcRegisterExtSwz.ExtSwizzleY, + source->SrcRegisterExtSwz.ExtSwizzleZ, + source->SrcRegisterExtSwz.ExtSwizzleW); + } + else { + src = swizzle(src, + source->SrcRegister.SwizzleX, + source->SrcRegister.SwizzleY, + source->SrcRegister.SwizzleZ, + source->SrcRegister.SwizzleW); + } + + + /* There's both negate-all-components and per-component negation. + * Try to handle both here. + */ + { + int nx = source->SrcRegisterExtSwz.NegateX; + int ny = source->SrcRegisterExtSwz.NegateY; + int nz = source->SrcRegisterExtSwz.NegateZ; + int nw = source->SrcRegisterExtSwz.NegateW; + if (source->SrcRegister.Negate) { + nx = !nx; + ny = !ny; + nz = !nz; + nw = !nw; + } + src = negate(src, nx, ny, nz, nw); + } + + /* no abs() or post-abs negation */ +#if 0 + /* XXX assertions disabled to allow arbfplight.c to run */ + /* XXX enable these assertions, or fix things */ + assert(!source->SrcRegisterExtMod.Absolute); + assert(!source->SrcRegisterExtMod.Negate); +#endif + return src; +} + + +/** + * Construct a ureg for a destination register. + */ +static uint +get_result_vector(struct i915_fp_compile *p, + const struct tgsi_full_dst_register *dest) +{ + switch (dest->DstRegister.File) { + case TGSI_FILE_OUTPUT: + { + uint sem_name = p->shader->info.output_semantic_name[dest->DstRegister.Index]; + switch (sem_name) { + case TGSI_SEMANTIC_POSITION: + return UREG(REG_TYPE_OD, 0); + case TGSI_SEMANTIC_COLOR: + return UREG(REG_TYPE_OC, 0); + default: + i915_program_error(p, "Bad inst->DstReg.Index/semantics"); + return 0; + } + } + case TGSI_FILE_TEMPORARY: + return UREG(REG_TYPE_R, dest->DstRegister.Index); + default: + i915_program_error(p, "Bad inst->DstReg.File"); + return 0; + } +} + + +/** + * Compute flags for saturation and writemask. + */ +static uint +get_result_flags(const struct tgsi_full_instruction *inst) +{ + const uint writeMask + = inst->FullDstRegisters[0].DstRegister.WriteMask; + uint flags = 0x0; + + if (inst->Instruction.Saturate == TGSI_SAT_ZERO_ONE) + flags |= A0_DEST_SATURATE; + + if (writeMask & TGSI_WRITEMASK_X) + flags |= A0_DEST_CHANNEL_X; + if (writeMask & TGSI_WRITEMASK_Y) + flags |= A0_DEST_CHANNEL_Y; + if (writeMask & TGSI_WRITEMASK_Z) + flags |= A0_DEST_CHANNEL_Z; + if (writeMask & TGSI_WRITEMASK_W) + flags |= A0_DEST_CHANNEL_W; + + return flags; +} + + +/** + * Convert TGSI_TEXTURE_x token to DO_SAMPLE_TYPE_x token + */ +static uint +translate_tex_src_target(struct i915_fp_compile *p, uint tex) +{ + switch (tex) { + case TGSI_TEXTURE_SHADOW1D: + /* fall-through */ + case TGSI_TEXTURE_1D: + return D0_SAMPLE_TYPE_2D; + + case TGSI_TEXTURE_SHADOW2D: + /* fall-through */ + case TGSI_TEXTURE_2D: + return D0_SAMPLE_TYPE_2D; + + case TGSI_TEXTURE_SHADOWRECT: + /* fall-through */ + case TGSI_TEXTURE_RECT: + return D0_SAMPLE_TYPE_2D; + + case TGSI_TEXTURE_3D: + return D0_SAMPLE_TYPE_VOLUME; + + case TGSI_TEXTURE_CUBE: + return D0_SAMPLE_TYPE_CUBE; + + default: + i915_program_error(p, "TexSrc type"); + return 0; + } +} + + +/** + * Generate texel lookup instruction. + */ +static void +emit_tex(struct i915_fp_compile *p, + const struct tgsi_full_instruction *inst, + uint opcode) +{ + uint texture = inst->InstructionExtTexture.Texture; + uint unit = inst->FullSrcRegisters[1].SrcRegister.Index; + uint tex = translate_tex_src_target( p, texture ); + uint sampler = i915_emit_decl(p, REG_TYPE_S, unit, tex); + uint coord = src_vector( p, &inst->FullSrcRegisters[0]); + + i915_emit_texld( p, + get_result_vector( p, &inst->FullDstRegisters[0] ), + get_result_flags( inst ), + sampler, + coord, + opcode); +} + + +/** + * Generate a simple arithmetic instruction + * \param opcode the i915 opcode + * \param numArgs the number of input/src arguments + */ +static void +emit_simple_arith(struct i915_fp_compile *p, + const struct tgsi_full_instruction *inst, + uint opcode, uint numArgs) +{ + uint arg1, arg2, arg3; + + assert(numArgs <= 3); + + arg1 = (numArgs < 1) ? 0 : src_vector( p, &inst->FullSrcRegisters[0] ); + arg2 = (numArgs < 2) ? 0 : src_vector( p, &inst->FullSrcRegisters[1] ); + arg3 = (numArgs < 3) ? 0 : src_vector( p, &inst->FullSrcRegisters[2] ); + + i915_emit_arith( p, + opcode, + get_result_vector( p, &inst->FullDstRegisters[0]), + get_result_flags( inst ), 0, + arg1, + arg2, + arg3 ); +} + + +/** As above, but swap the first two src regs */ +static void +emit_simple_arith_swap2(struct i915_fp_compile *p, + const struct tgsi_full_instruction *inst, + uint opcode, uint numArgs) +{ + struct tgsi_full_instruction inst2; + + assert(numArgs == 2); + + /* transpose first two registers */ + inst2 = *inst; + inst2.FullSrcRegisters[0] = inst->FullSrcRegisters[1]; + inst2.FullSrcRegisters[1] = inst->FullSrcRegisters[0]; + + emit_simple_arith(p, &inst2, opcode, numArgs); +} + + +#ifndef M_PI +#define M_PI 3.14159265358979323846 +#endif + +/* + * Translate TGSI instruction to i915 instruction. + * + * Possible concerns: + * + * SIN, COS -- could use another taylor step? + * LIT -- results seem a little different to sw mesa + * LOG -- different to mesa on negative numbers, but this is conformant. + */ +static void +i915_translate_instruction(struct i915_fp_compile *p, + const struct tgsi_full_instruction *inst) +{ + uint writemask; + uint src0, src1, src2, flags; + uint tmp = 0; + + switch (inst->Instruction.Opcode) { + case TGSI_OPCODE_ABS: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + i915_emit_arith(p, + A0_MAX, + get_result_vector(p, &inst->FullDstRegisters[0]), + get_result_flags(inst), 0, + src0, negate(src0, 1, 1, 1, 1), 0); + break; + + case TGSI_OPCODE_ADD: + emit_simple_arith(p, inst, A0_ADD, 2); + break; + + case TGSI_OPCODE_CMP: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + src1 = src_vector(p, &inst->FullSrcRegisters[1]); + src2 = src_vector(p, &inst->FullSrcRegisters[2]); + i915_emit_arith(p, A0_CMP, + get_result_vector(p, &inst->FullDstRegisters[0]), + get_result_flags(inst), + 0, src0, src2, src1); /* NOTE: order of src2, src1 */ + break; + + case TGSI_OPCODE_COS: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + tmp = i915_get_utemp(p); + + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_X, 0, + src0, i915_emit_const1f(p, 1.0f / (float) (M_PI * 2.0)), 0); + + i915_emit_arith(p, A0_MOD, tmp, A0_DEST_CHANNEL_X, 0, tmp, 0, 0); + + /* By choosing different taylor constants, could get rid of this mul: + */ + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_X, 0, + tmp, i915_emit_const1f(p, (float) (M_PI * 2.0)), 0); + + /* + * t0.xy = MUL x.xx11, x.x1111 ; x^2, x, 1, 1 + * t0 = MUL t0.xyxy t0.xx11 ; x^4, x^3, x^2, 1 + * t0 = MUL t0.xxz1 t0.z111 ; x^6 x^4 x^2 1 + * result = DP4 t0, cos_constants + */ + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_XY, 0, + swizzle(tmp, X, X, ONE, ONE), + swizzle(tmp, X, ONE, ONE, ONE), 0); + + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_XYZ, 0, + swizzle(tmp, X, Y, X, ONE), + swizzle(tmp, X, X, ONE, ONE), 0); + + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_XYZ, 0, + swizzle(tmp, X, X, Z, ONE), + swizzle(tmp, Z, ONE, ONE, ONE), 0); + + i915_emit_arith(p, + A0_DP4, + get_result_vector(p, &inst->FullDstRegisters[0]), + get_result_flags(inst), 0, + swizzle(tmp, ONE, Z, Y, X), + i915_emit_const4fv(p, cos_constants), 0); + break; + + case TGSI_OPCODE_DP3: + emit_simple_arith(p, inst, A0_DP3, 2); + break; + + case TGSI_OPCODE_DP4: + emit_simple_arith(p, inst, A0_DP4, 2); + break; + + case TGSI_OPCODE_DPH: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + src1 = src_vector(p, &inst->FullSrcRegisters[1]); + + i915_emit_arith(p, + A0_DP4, + get_result_vector(p, &inst->FullDstRegisters[0]), + get_result_flags(inst), 0, + swizzle(src0, X, Y, Z, ONE), src1, 0); + break; + + case TGSI_OPCODE_DST: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + src1 = src_vector(p, &inst->FullSrcRegisters[1]); + + /* result[0] = 1 * 1; + * result[1] = a[1] * b[1]; + * result[2] = a[2] * 1; + * result[3] = 1 * b[3]; + */ + i915_emit_arith(p, + A0_MUL, + get_result_vector(p, &inst->FullDstRegisters[0]), + get_result_flags(inst), 0, + swizzle(src0, ONE, Y, Z, ONE), + swizzle(src1, ONE, Y, ONE, W), 0); + break; + + case TGSI_OPCODE_END: + /* no-op */ + break; + + case TGSI_OPCODE_EX2: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + + i915_emit_arith(p, + A0_EXP, + get_result_vector(p, &inst->FullDstRegisters[0]), + get_result_flags(inst), 0, + swizzle(src0, X, X, X, X), 0, 0); + break; + + case TGSI_OPCODE_FLR: + emit_simple_arith(p, inst, A0_FLR, 1); + break; + + case TGSI_OPCODE_FRC: + emit_simple_arith(p, inst, A0_FRC, 1); + break; + + case TGSI_OPCODE_KIL: + /* kill if src[0].x < 0 || src[0].y < 0 ... */ + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + tmp = i915_get_utemp(p); + + i915_emit_texld(p, + tmp, /* dest reg: a dummy reg */ + A0_DEST_CHANNEL_ALL, /* dest writemask */ + 0, /* sampler */ + src0, /* coord*/ + T0_TEXKILL); /* opcode */ + break; + + case TGSI_OPCODE_KILP: + assert(0); /* not tested yet */ + break; + + case TGSI_OPCODE_LG2: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + + i915_emit_arith(p, + A0_LOG, + get_result_vector(p, &inst->FullDstRegisters[0]), + get_result_flags(inst), 0, + swizzle(src0, X, X, X, X), 0, 0); + break; + + case TGSI_OPCODE_LIT: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + tmp = i915_get_utemp(p); + + /* tmp = max( a.xyzw, a.00zw ) + * XXX: Clamp tmp.w to -128..128 + * tmp.y = log(tmp.y) + * tmp.y = tmp.w * tmp.y + * tmp.y = exp(tmp.y) + * result = cmp (a.11-x1, a.1x01, a.1xy1 ) + */ + i915_emit_arith(p, A0_MAX, tmp, A0_DEST_CHANNEL_ALL, 0, + src0, swizzle(src0, ZERO, ZERO, Z, W), 0); + + i915_emit_arith(p, A0_LOG, tmp, A0_DEST_CHANNEL_Y, 0, + swizzle(tmp, Y, Y, Y, Y), 0, 0); + + i915_emit_arith(p, A0_MUL, tmp, A0_DEST_CHANNEL_Y, 0, + swizzle(tmp, ZERO, Y, ZERO, ZERO), + swizzle(tmp, ZERO, W, ZERO, ZERO), 0); + + i915_emit_arith(p, A0_EXP, tmp, A0_DEST_CHANNEL_Y, 0, + swizzle(tmp, Y, Y, Y, Y), 0, 0); + + i915_emit_arith(p, A0_CMP, + get_result_vector(p, &inst->FullDstRegisters[0]), + get_result_flags(inst), 0, + negate(swizzle(tmp, ONE, ONE, X, ONE), 0, 0, 1, 0), + swizzle(tmp, ONE, X, ZERO, ONE), + swizzle(tmp, ONE, X, Y, ONE)); + + break; + + case TGSI_OPCODE_LRP: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + src1 = src_vector(p, &inst->FullSrcRegisters[1]); + src2 = src_vector(p, &inst->FullSrcRegisters[2]); + flags = get_result_flags(inst); + tmp = i915_get_utemp(p); + + /* b*a + c*(1-a) + * + * b*a + c - ca + * + * tmp = b*a + c, + * result = (-c)*a + tmp + */ + i915_emit_arith(p, A0_MAD, tmp, + flags & A0_DEST_CHANNEL_ALL, 0, src1, src0, src2); + + i915_emit_arith(p, A0_MAD, + get_result_vector(p, &inst->FullDstRegisters[0]), + flags, 0, negate(src2, 1, 1, 1, 1), src0, tmp); + break; + + case TGSI_OPCODE_MAD: + emit_simple_arith(p, inst, A0_MAD, 3); + break; + + case TGSI_OPCODE_MAX: + emit_simple_arith(p, inst, A0_MAX, 2); + break; + + case TGSI_OPCODE_MIN: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + src1 = src_vector(p, &inst->FullSrcRegisters[1]); + tmp = i915_get_utemp(p); + flags = get_result_flags(inst); + + i915_emit_arith(p, + A0_MAX, + tmp, flags & A0_DEST_CHANNEL_ALL, 0, + negate(src0, 1, 1, 1, 1), + negate(src1, 1, 1, 1, 1), 0); + + i915_emit_arith(p, + A0_MOV, + get_result_vector(p, &inst->FullDstRegisters[0]), + flags, 0, negate(tmp, 1, 1, 1, 1), 0, 0); + break; + + case TGSI_OPCODE_MOV: + case TGSI_OPCODE_SWZ: + emit_simple_arith(p, inst, A0_MOV, 1); + break; + + case TGSI_OPCODE_MUL: + emit_simple_arith(p, inst, A0_MUL, 2); + break; + + case TGSI_OPCODE_POW: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + src1 = src_vector(p, &inst->FullSrcRegisters[1]); + tmp = i915_get_utemp(p); + flags = get_result_flags(inst); + + /* XXX: masking on intermediate values, here and elsewhere. + */ + i915_emit_arith(p, + A0_LOG, + tmp, A0_DEST_CHANNEL_X, 0, + swizzle(src0, X, X, X, X), 0, 0); + + i915_emit_arith(p, A0_MUL, tmp, A0_DEST_CHANNEL_X, 0, tmp, src1, 0); + + i915_emit_arith(p, + A0_EXP, + get_result_vector(p, &inst->FullDstRegisters[0]), + flags, 0, swizzle(tmp, X, X, X, X), 0, 0); + break; + + case TGSI_OPCODE_RET: + /* XXX: no-op? */ + break; + + case TGSI_OPCODE_RCP: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + + i915_emit_arith(p, + A0_RCP, + get_result_vector(p, &inst->FullDstRegisters[0]), + get_result_flags(inst), 0, + swizzle(src0, X, X, X, X), 0, 0); + break; + + case TGSI_OPCODE_RSQ: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + + i915_emit_arith(p, + A0_RSQ, + get_result_vector(p, &inst->FullDstRegisters[0]), + get_result_flags(inst), 0, + swizzle(src0, X, X, X, X), 0, 0); + break; + + case TGSI_OPCODE_SCS: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + tmp = i915_get_utemp(p); + + /* + * t0.xy = MUL x.xx11, x.x1111 ; x^2, x, 1, 1 + * t0 = MUL t0.xyxy t0.xx11 ; x^4, x^3, x^2, x + * t1 = MUL t0.xyyw t0.yz11 ; x^7 x^5 x^3 x + * scs.x = DP4 t1, sin_constants + * t1 = MUL t0.xxz1 t0.z111 ; x^6 x^4 x^2 1 + * scs.y = DP4 t1, cos_constants + */ + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_XY, 0, + swizzle(src0, X, X, ONE, ONE), + swizzle(src0, X, ONE, ONE, ONE), 0); + + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_ALL, 0, + swizzle(tmp, X, Y, X, Y), + swizzle(tmp, X, X, ONE, ONE), 0); + + writemask = inst->FullDstRegisters[0].DstRegister.WriteMask; + + if (writemask & TGSI_WRITEMASK_Y) { + uint tmp1; + + if (writemask & TGSI_WRITEMASK_X) + tmp1 = i915_get_utemp(p); + else + tmp1 = tmp; + + i915_emit_arith(p, + A0_MUL, + tmp1, A0_DEST_CHANNEL_ALL, 0, + swizzle(tmp, X, Y, Y, W), + swizzle(tmp, X, Z, ONE, ONE), 0); + + i915_emit_arith(p, + A0_DP4, + get_result_vector(p, &inst->FullDstRegisters[0]), + A0_DEST_CHANNEL_Y, 0, + swizzle(tmp1, W, Z, Y, X), + i915_emit_const4fv(p, sin_constants), 0); + } + + if (writemask & TGSI_WRITEMASK_X) { + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_XYZ, 0, + swizzle(tmp, X, X, Z, ONE), + swizzle(tmp, Z, ONE, ONE, ONE), 0); + + i915_emit_arith(p, + A0_DP4, + get_result_vector(p, &inst->FullDstRegisters[0]), + A0_DEST_CHANNEL_X, 0, + swizzle(tmp, ONE, Z, Y, X), + i915_emit_const4fv(p, cos_constants), 0); + } + break; + + case TGSI_OPCODE_SGE: + emit_simple_arith(p, inst, A0_SGE, 2); + break; + + case TGSI_OPCODE_SLE: + /* like SGE, but swap reg0, reg1 */ + emit_simple_arith_swap2(p, inst, A0_SGE, 2); + break; + + case TGSI_OPCODE_SIN: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + tmp = i915_get_utemp(p); + + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_X, 0, + src0, i915_emit_const1f(p, 1.0f / (float) (M_PI * 2.0)), 0); + + i915_emit_arith(p, A0_MOD, tmp, A0_DEST_CHANNEL_X, 0, tmp, 0, 0); + + /* By choosing different taylor constants, could get rid of this mul: + */ + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_X, 0, + tmp, i915_emit_const1f(p, (float) (M_PI * 2.0)), 0); + + /* + * t0.xy = MUL x.xx11, x.x1111 ; x^2, x, 1, 1 + * t0 = MUL t0.xyxy t0.xx11 ; x^4, x^3, x^2, x + * t1 = MUL t0.xyyw t0.yz11 ; x^7 x^5 x^3 x + * result = DP4 t1.wzyx, sin_constants + */ + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_XY, 0, + swizzle(tmp, X, X, ONE, ONE), + swizzle(tmp, X, ONE, ONE, ONE), 0); + + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_ALL, 0, + swizzle(tmp, X, Y, X, Y), + swizzle(tmp, X, X, ONE, ONE), 0); + + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_ALL, 0, + swizzle(tmp, X, Y, Y, W), + swizzle(tmp, X, Z, ONE, ONE), 0); + + i915_emit_arith(p, + A0_DP4, + get_result_vector(p, &inst->FullDstRegisters[0]), + get_result_flags(inst), 0, + swizzle(tmp, W, Z, Y, X), + i915_emit_const4fv(p, sin_constants), 0); + break; + + case TGSI_OPCODE_SLT: + emit_simple_arith(p, inst, A0_SLT, 2); + break; + + case TGSI_OPCODE_SGT: + /* like SLT, but swap reg0, reg1 */ + emit_simple_arith_swap2(p, inst, A0_SLT, 2); + break; + + case TGSI_OPCODE_SUB: + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + src1 = src_vector(p, &inst->FullSrcRegisters[1]); + + i915_emit_arith(p, + A0_ADD, + get_result_vector(p, &inst->FullDstRegisters[0]), + get_result_flags(inst), 0, + src0, negate(src1, 1, 1, 1, 1), 0); + break; + + case TGSI_OPCODE_TEX: + emit_tex(p, inst, T0_TEXLD); + break; + + case TGSI_OPCODE_TXB: + emit_tex(p, inst, T0_TEXLDB); + break; + + case TGSI_OPCODE_TXP: + emit_tex(p, inst, T0_TEXLDP); + break; + + case TGSI_OPCODE_XPD: + /* Cross product: + * result.x = src0.y * src1.z - src0.z * src1.y; + * result.y = src0.z * src1.x - src0.x * src1.z; + * result.z = src0.x * src1.y - src0.y * src1.x; + * result.w = undef; + */ + src0 = src_vector(p, &inst->FullSrcRegisters[0]); + src1 = src_vector(p, &inst->FullSrcRegisters[1]); + tmp = i915_get_utemp(p); + + i915_emit_arith(p, + A0_MUL, + tmp, A0_DEST_CHANNEL_ALL, 0, + swizzle(src0, Z, X, Y, ONE), + swizzle(src1, Y, Z, X, ONE), 0); + + i915_emit_arith(p, + A0_MAD, + get_result_vector(p, &inst->FullDstRegisters[0]), + get_result_flags(inst), 0, + swizzle(src0, Y, Z, X, ONE), + swizzle(src1, Z, X, Y, ONE), + negate(tmp, 1, 1, 1, 0)); + break; + + default: + i915_program_error(p, "bad opcode %d", inst->Instruction.Opcode); + p->error = 1; + return; + } + + i915_release_utemps(p); +} + + +/** + * Translate TGSI fragment shader into i915 hardware instructions. + * \param p the translation state + * \param tokens the TGSI token array + */ +static void +i915_translate_instructions(struct i915_fp_compile *p, + const struct tgsi_token *tokens) +{ + struct i915_fragment_shader *ifs = p->shader; + struct tgsi_parse_context parse; + + tgsi_parse_init( &parse, tokens ); + + while( !tgsi_parse_end_of_tokens( &parse ) ) { + + tgsi_parse_token( &parse ); + + switch( parse.FullToken.Token.Type ) { + case TGSI_TOKEN_TYPE_DECLARATION: + if (parse.FullToken.FullDeclaration.Declaration.File + == TGSI_FILE_CONSTANT) { + uint i; + for (i = parse.FullToken.FullDeclaration.DeclarationRange.First; + i <= parse.FullToken.FullDeclaration.DeclarationRange.Last; + i++) { + assert(ifs->constant_flags[i] == 0x0); + ifs->constant_flags[i] = I915_CONSTFLAG_USER; + ifs->num_constants = MAX2(ifs->num_constants, i + 1); + } + } + else if (parse.FullToken.FullDeclaration.Declaration.File + == TGSI_FILE_TEMPORARY) { + uint i; + for (i = parse.FullToken.FullDeclaration.DeclarationRange.First; + i <= parse.FullToken.FullDeclaration.DeclarationRange.Last; + i++) { + assert(i < I915_MAX_TEMPORARY); + /* XXX just use shader->info->file_mask[TGSI_FILE_TEMPORARY] */ + p->temp_flag |= (1 << i); /* mark temp as used */ + } + } + break; + + case TGSI_TOKEN_TYPE_IMMEDIATE: + { + const struct tgsi_full_immediate *imm + = &parse.FullToken.FullImmediate; + const uint pos = p->num_immediates++; + uint j; + assert( imm->Immediate.NrTokens <= 4 + 1 ); + for (j = 0; j < imm->Immediate.NrTokens - 1; j++) { + p->immediates[pos][j] = imm->u[j].Float; + } + } + break; + + case TGSI_TOKEN_TYPE_INSTRUCTION: + if (p->first_instruction) { + /* resolve location of immediates */ + uint i, j; + for (i = 0; i < p->num_immediates; i++) { + /* find constant slot for this immediate */ + for (j = 0; j < I915_MAX_CONSTANT; j++) { + if (ifs->constant_flags[j] == 0x0) { + memcpy(ifs->constants[j], + p->immediates[i], + 4 * sizeof(float)); + /*printf("immediate %d maps to const %d\n", i, j);*/ + ifs->constant_flags[j] = 0xf; /* all four comps used */ + p->immediates_map[i] = j; + ifs->num_constants = MAX2(ifs->num_constants, j + 1); + break; + } + } + } + + p->first_instruction = FALSE; + } + + i915_translate_instruction(p, &parse.FullToken.FullInstruction); + break; + + default: + assert( 0 ); + } + + } /* while */ + + tgsi_parse_free (&parse); +} + + +static struct i915_fp_compile * +i915_init_compile(struct i915_context *i915, + struct i915_fragment_shader *ifs) +{ + struct i915_fp_compile *p = CALLOC_STRUCT(i915_fp_compile); + + p->shader = ifs; + + /* Put new constants at end of const buffer, growing downward. + * The problem is we don't know how many user-defined constants might + * be specified with pipe->set_constant_buffer(). + * Should pre-scan the user's program to determine the highest-numbered + * constant referenced. + */ + ifs->num_constants = 0; + memset(ifs->constant_flags, 0, sizeof(ifs->constant_flags)); + + p->first_instruction = TRUE; + + p->nr_tex_indirect = 1; /* correct? */ + p->nr_tex_insn = 0; + p->nr_alu_insn = 0; + p->nr_decl_insn = 0; + + p->csr = p->program; + p->decl = p->declarations; + p->decl_s = 0; + p->decl_t = 0; + p->temp_flag = ~0x0 << I915_MAX_TEMPORARY; + p->utemp_flag = ~0x7; + + p->wpos_tex = -1; + + /* initialize the first program word */ + *(p->decl++) = _3DSTATE_PIXEL_SHADER_PROGRAM; + + return p; +} + + +/* Copy compile results to the fragment program struct and destroy the + * compilation context. + */ +static void +i915_fini_compile(struct i915_context *i915, struct i915_fp_compile *p) +{ + struct i915_fragment_shader *ifs = p->shader; + unsigned long program_size = (unsigned long) (p->csr - p->program); + unsigned long decl_size = (unsigned long) (p->decl - p->declarations); + + if (p->nr_tex_indirect > I915_MAX_TEX_INDIRECT) + i915_program_error(p, "Exceeded max nr indirect texture lookups"); + + if (p->nr_tex_insn > I915_MAX_TEX_INSN) + i915_program_error(p, "Exceeded max TEX instructions"); + + if (p->nr_alu_insn > I915_MAX_ALU_INSN) + i915_program_error(p, "Exceeded max ALU instructions"); + + if (p->nr_decl_insn > I915_MAX_DECL_INSN) + i915_program_error(p, "Exceeded max DECL instructions"); + + if (p->error) { + p->NumNativeInstructions = 0; + p->NumNativeAluInstructions = 0; + p->NumNativeTexInstructions = 0; + p->NumNativeTexIndirections = 0; + + i915_use_passthrough_shader(ifs); + } + else { + p->NumNativeInstructions + = p->nr_alu_insn + p->nr_tex_insn + p->nr_decl_insn; + p->NumNativeAluInstructions = p->nr_alu_insn; + p->NumNativeTexInstructions = p->nr_tex_insn; + p->NumNativeTexIndirections = p->nr_tex_indirect; + + /* patch in the program length */ + p->declarations[0] |= program_size + decl_size - 2; + + /* Copy compilation results to fragment program struct: + */ + assert(!ifs->program); + ifs->program + = (uint *) MALLOC((program_size + decl_size) * sizeof(uint)); + if (ifs->program) { + ifs->program_len = program_size + decl_size; + + memcpy(ifs->program, + p->declarations, + decl_size * sizeof(uint)); + + memcpy(ifs->program + decl_size, + p->program, + program_size * sizeof(uint)); + } + } + + /* Release the compilation struct: + */ + FREE(p); +} + + +/** + * Find an unused texture coordinate slot to use for fragment WPOS. + * Update p->fp->wpos_tex with the result (-1 if no used texcoord slot is found). + */ +static void +i915_find_wpos_space(struct i915_fp_compile *p) +{ +#if 0 + const uint inputs + = p->shader->inputs_read | (1 << TGSI_ATTRIB_POS); /*XXX hack*/ + uint i; + + p->wpos_tex = -1; + + if (inputs & (1 << TGSI_ATTRIB_POS)) { + for (i = 0; i < I915_TEX_UNITS; i++) { + if ((inputs & (1 << (TGSI_ATTRIB_TEX0 + i))) == 0) { + p->wpos_tex = i; + return; + } + } + + i915_program_error(p, "No free texcoord for wpos value"); + } +#else + if (p->shader->info.input_semantic_name[0] == TGSI_SEMANTIC_POSITION) { + /* frag shader using the fragment position input */ +#if 0 + assert(0); +#endif + } +#endif +} + + + + +/** + * Rather than trying to intercept and jiggle depth writes during + * emit, just move the value into its correct position at the end of + * the program: + */ +static void +i915_fixup_depth_write(struct i915_fp_compile *p) +{ + /* XXX assuming pos/depth is always in output[0] */ + if (p->shader->info.output_semantic_name[0] == TGSI_SEMANTIC_POSITION) { + const uint depth = UREG(REG_TYPE_OD, 0); + + i915_emit_arith(p, + A0_MOV, /* opcode */ + depth, /* dest reg */ + A0_DEST_CHANNEL_W, /* write mask */ + 0, /* saturate? */ + swizzle(depth, X, Y, Z, Z), /* src0 */ + 0, 0 /* src1, src2 */); + } +} + + +void +i915_translate_fragment_program( struct i915_context *i915, + struct i915_fragment_shader *fs) +{ + struct i915_fp_compile *p = i915_init_compile(i915, fs); + const struct tgsi_token *tokens = fs->state.tokens; + + i915_find_wpos_space(p); + +#if 0 + tgsi_dump(tokens, 0); +#endif + + i915_translate_instructions(p, tokens); + i915_fixup_depth_write(p); + + i915_fini_compile(i915, p); +} diff --git a/src/gallium/drivers/i915/i915_prim_emit.c b/src/gallium/drivers/i915/i915_prim_emit.c new file mode 100644 index 00000000000..d9a5c40ab97 --- /dev/null +++ b/src/gallium/drivers/i915/i915_prim_emit.c @@ -0,0 +1,219 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +#include "draw/draw_pipe.h" +#include "util/u_math.h" +#include "util/u_memory.h" +#include "util/u_pack_color.h" + +#include "i915_context.h" +#include "i915_reg.h" +#include "i915_state.h" +#include "i915_batch.h" + + + +/** + * Primitive emit to hardware. No support for vertex buffers or any + * nice fast paths. + */ +struct setup_stage { + struct draw_stage stage; /**< This must be first (base class) */ + + struct i915_context *i915; +}; + + + +/** + * Basically a cast wrapper. + */ +static INLINE struct setup_stage *setup_stage( struct draw_stage *stage ) +{ + return (struct setup_stage *)stage; +} + + +/** + * Extract the needed fields from vertex_header and emit i915 dwords. + * Recall that the vertices are constructed by the 'draw' module and + * have a couple of slots at the beginning (1-dword header, 4-dword + * clip pos) that we ignore here. + */ +static INLINE void +emit_hw_vertex( struct i915_context *i915, + const struct vertex_header *vertex) +{ + const struct vertex_info *vinfo = &i915->current.vertex_info; + uint i; + uint count = 0; /* for debug/sanity */ + + assert(!i915->dirty); + + for (i = 0; i < vinfo->num_attribs; i++) { + const uint j = vinfo->attrib[i].src_index; + const float *attrib = vertex->data[j]; + switch (vinfo->attrib[i].emit) { + case EMIT_1F: + OUT_BATCH( fui(attrib[0]) ); + count++; + break; + case EMIT_2F: + OUT_BATCH( fui(attrib[0]) ); + OUT_BATCH( fui(attrib[1]) ); + count += 2; + break; + case EMIT_3F: + OUT_BATCH( fui(attrib[0]) ); + OUT_BATCH( fui(attrib[1]) ); + OUT_BATCH( fui(attrib[2]) ); + count += 3; + break; + case EMIT_4F: + OUT_BATCH( fui(attrib[0]) ); + OUT_BATCH( fui(attrib[1]) ); + OUT_BATCH( fui(attrib[2]) ); + OUT_BATCH( fui(attrib[3]) ); + count += 4; + break; + case EMIT_4UB: + OUT_BATCH( pack_ub4(float_to_ubyte( attrib[2] ), + float_to_ubyte( attrib[1] ), + float_to_ubyte( attrib[0] ), + float_to_ubyte( attrib[3] )) ); + count += 1; + break; + default: + assert(0); + } + } + assert(count == vinfo->size); +} + + + +static INLINE void +emit_prim( struct draw_stage *stage, + struct prim_header *prim, + unsigned hwprim, + unsigned nr ) +{ + struct i915_context *i915 = setup_stage(stage)->i915; + unsigned vertex_size; + unsigned i; + + if (i915->dirty) + i915_update_derived( i915 ); + + if (i915->hardware_dirty) + i915_emit_hardware_state( i915 ); + + /* need to do this after validation! */ + vertex_size = i915->current.vertex_info.size * 4; /* in bytes */ + assert(vertex_size >= 12); /* never smaller than 12 bytes */ + + if (!BEGIN_BATCH( 1 + nr * vertex_size / 4, 0 )) { + FLUSH_BATCH(NULL); + + /* Make sure state is re-emitted after a flush: + */ + i915_update_derived( i915 ); + i915_emit_hardware_state( i915 ); + + if (!BEGIN_BATCH( 1 + nr * vertex_size / 4, 0 )) { + assert(0); + return; + } + } + + /* Emit each triangle as a single primitive. I told you this was + * simple. + */ + OUT_BATCH(_3DPRIMITIVE | + hwprim | + ((4 + vertex_size * nr)/4 - 2)); + + for (i = 0; i < nr; i++) + emit_hw_vertex(i915, prim->v[i]); +} + + +static void +setup_tri( struct draw_stage *stage, struct prim_header *prim ) +{ + emit_prim( stage, prim, PRIM3D_TRILIST, 3 ); +} + + +static void +setup_line(struct draw_stage *stage, struct prim_header *prim) +{ + emit_prim( stage, prim, PRIM3D_LINELIST, 2 ); +} + + +static void +setup_point(struct draw_stage *stage, struct prim_header *prim) +{ + emit_prim( stage, prim, PRIM3D_POINTLIST, 1 ); +} + + +static void setup_flush( struct draw_stage *stage, unsigned flags ) +{ +} + +static void reset_stipple_counter( struct draw_stage *stage ) +{ +} + +static void render_destroy( struct draw_stage *stage ) +{ + FREE( stage ); +} + + +/** + * Create a new primitive setup/render stage. This gets plugged into + * the 'draw' module's pipeline. + */ +struct draw_stage *i915_draw_render_stage( struct i915_context *i915 ) +{ + struct setup_stage *setup = CALLOC_STRUCT(setup_stage); + + setup->i915 = i915; + setup->stage.draw = i915->draw; + setup->stage.point = setup_point; + setup->stage.line = setup_line; + setup->stage.tri = setup_tri; + setup->stage.flush = setup_flush; + setup->stage.reset_stipple_counter = reset_stipple_counter; + setup->stage.destroy = render_destroy; + + return &setup->stage; +} diff --git a/src/gallium/drivers/i915/i915_prim_vbuf.c b/src/gallium/drivers/i915/i915_prim_vbuf.c new file mode 100644 index 00000000000..8a3e466c845 --- /dev/null +++ b/src/gallium/drivers/i915/i915_prim_vbuf.c @@ -0,0 +1,645 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/** + * \file + * Build post-transformation, post-clipping vertex buffers and element + * lists by hooking into the end of the primitive pipeline and + * manipulating the vertex_id field in the vertex headers. + * + * XXX: work in progress + * + * \author José Fonseca <[email protected]> + * \author Keith Whitwell <[email protected]> + */ + + +#include "draw/draw_context.h" +#include "draw/draw_vbuf.h" +#include "util/u_debug.h" +#include "pipe/p_inlines.h" +#include "util/u_math.h" +#include "util/u_memory.h" +#include "util/u_fifo.h" + +#include "i915_context.h" +#include "i915_reg.h" +#include "i915_batch.h" +#include "i915_state.h" + + +/** + * Primitive renderer for i915. + */ +struct i915_vbuf_render { + struct vbuf_render base; + + struct i915_context *i915; + + /** Vertex size in bytes */ + size_t vertex_size; + + /** Software primitive */ + unsigned prim; + + /** Hardware primitive */ + unsigned hwprim; + + /** Genereate a vertex list */ + unsigned fallback; + + /* Stuff for the vbo */ + struct intel_buffer *vbo; + size_t vbo_size; + size_t vbo_offset; + void *vbo_ptr; + size_t vbo_max_used; + + /* stuff for the pool */ + struct util_fifo *pool_fifo; + unsigned pool_used; + unsigned pool_buffer_size; + boolean pool_not_used; +}; + + +/** + * Basically a cast wrapper. + */ +static INLINE struct i915_vbuf_render * +i915_vbuf_render(struct vbuf_render *render) +{ + assert(render); + return (struct i915_vbuf_render *)render; +} + +static const struct vertex_info * +i915_vbuf_render_get_vertex_info(struct vbuf_render *render) +{ + struct i915_vbuf_render *i915_render = i915_vbuf_render(render); + struct i915_context *i915 = i915_render->i915; + + if (i915->dirty) { + /* make sure we have up to date vertex layout */ + i915_update_derived(i915); + } + + return &i915->current.vertex_info; +} + +static boolean +i915_vbuf_render_reserve(struct i915_vbuf_render *i915_render, size_t size) +{ + struct i915_context *i915 = i915_render->i915; + + if (i915_render->vbo_size < size + i915_render->vbo_offset) + return FALSE; + + if (i915->vbo_flushed) + return FALSE; + + return TRUE; +} + +static void +i915_vbuf_render_new_buf(struct i915_vbuf_render *i915_render, size_t size) +{ + struct i915_context *i915 = i915_render->i915; + struct intel_winsys *iws = i915->iws; + + if (i915_render->vbo) { + if (i915_render->pool_not_used) + iws->buffer_destroy(iws, i915_render->vbo); + else + u_fifo_add(i915_render->pool_fifo, i915_render->vbo); + i915_render->vbo = NULL; + } + + i915->vbo_flushed = 0; + + i915_render->vbo_size = MAX2(size, i915_render->pool_buffer_size); + i915_render->vbo_offset = 0; + + if (i915_render->vbo_size != i915_render->pool_buffer_size) { + i915_render->pool_not_used = TRUE; + i915_render->vbo = iws->buffer_create(iws, i915_render->vbo_size, 64, + INTEL_NEW_VERTEX); + } else { + i915_render->pool_not_used = FALSE; + + if (i915_render->pool_used >= 2) { + FLUSH_BATCH(NULL); + i915->vbo_flushed = 0; + i915_render->pool_used = 0; + } + u_fifo_pop(i915_render->pool_fifo, (void**)&i915_render->vbo); + } +} + +static boolean +i915_vbuf_render_allocate_vertices(struct vbuf_render *render, + ushort vertex_size, + ushort nr_vertices) +{ + struct i915_vbuf_render *i915_render = i915_vbuf_render(render); + struct i915_context *i915 = i915_render->i915; + size_t size = (size_t)vertex_size * (size_t)nr_vertices; + + /* FIXME: handle failure */ + assert(!i915->vbo); + + if (!i915_vbuf_render_reserve(i915_render, size)) { + + if (i915->vbo_flushed) + i915_render->pool_used = 0; + + i915_vbuf_render_new_buf(i915_render, size); + } + + i915_render->vertex_size = vertex_size; + i915->vbo = i915_render->vbo; + i915->vbo_offset = i915_render->vbo_offset; + i915->dirty |= I915_NEW_VBO; + + if (!i915_render->vbo) + return FALSE; + return TRUE; +} + +static void * +i915_vbuf_render_map_vertices(struct vbuf_render *render) +{ + struct i915_vbuf_render *i915_render = i915_vbuf_render(render); + struct i915_context *i915 = i915_render->i915; + struct intel_winsys *iws = i915->iws; + + if (i915->vbo_flushed) + debug_printf("%s bad vbo flush occured stalling on hw\n", __FUNCTION__); + + i915_render->vbo_ptr = iws->buffer_map(iws, i915_render->vbo, TRUE); + + return (unsigned char *)i915_render->vbo_ptr + i915->vbo_offset; +} + +static void +i915_vbuf_render_unmap_vertices(struct vbuf_render *render, + ushort min_index, + ushort max_index) +{ + struct i915_vbuf_render *i915_render = i915_vbuf_render(render); + struct i915_context *i915 = i915_render->i915; + struct intel_winsys *iws = i915->iws; + + i915_render->vbo_max_used = MAX2(i915_render->vbo_max_used, i915_render->vertex_size * (max_index + 1)); + iws->buffer_unmap(iws, i915_render->vbo); +} + +static boolean +i915_vbuf_render_set_primitive(struct vbuf_render *render, + unsigned prim) +{ + struct i915_vbuf_render *i915_render = i915_vbuf_render(render); + i915_render->prim = prim; + + switch(prim) { + case PIPE_PRIM_POINTS: + i915_render->hwprim = PRIM3D_POINTLIST; + i915_render->fallback = 0; + return TRUE; + case PIPE_PRIM_LINES: + i915_render->hwprim = PRIM3D_LINELIST; + i915_render->fallback = 0; + return TRUE; + case PIPE_PRIM_LINE_LOOP: + i915_render->hwprim = PRIM3D_LINELIST; + i915_render->fallback = PIPE_PRIM_LINE_LOOP; + return TRUE; + case PIPE_PRIM_LINE_STRIP: + i915_render->hwprim = PRIM3D_LINESTRIP; + i915_render->fallback = 0; + return TRUE; + case PIPE_PRIM_TRIANGLES: + i915_render->hwprim = PRIM3D_TRILIST; + i915_render->fallback = 0; + return TRUE; + case PIPE_PRIM_TRIANGLE_STRIP: + i915_render->hwprim = PRIM3D_TRISTRIP; + i915_render->fallback = 0; + return TRUE; + case PIPE_PRIM_TRIANGLE_FAN: + i915_render->hwprim = PRIM3D_TRIFAN; + i915_render->fallback = 0; + return TRUE; + case PIPE_PRIM_QUADS: + i915_render->hwprim = PRIM3D_TRILIST; + i915_render->fallback = PIPE_PRIM_QUADS; + return TRUE; + case PIPE_PRIM_QUAD_STRIP: + i915_render->hwprim = PRIM3D_TRILIST; + i915_render->fallback = PIPE_PRIM_QUAD_STRIP; + return TRUE; + case PIPE_PRIM_POLYGON: + i915_render->hwprim = PRIM3D_POLY; + i915_render->fallback = 0; + return TRUE; + default: + /* FIXME: Actually, can handle a lot more just fine... */ + return FALSE; + } +} + +/** + * Used for fallbacks in draw_arrays + */ +static void +draw_arrays_generate_indices(struct vbuf_render *render, + unsigned start, uint nr, + unsigned type) +{ + struct i915_vbuf_render *i915_render = i915_vbuf_render(render); + struct i915_context *i915 = i915_render->i915; + unsigned i; + unsigned end = start + nr; + switch(type) { + case 0: + for (i = start; i+1 < end; i += 2) + OUT_BATCH((i+0) | (i+1) << 16); + if (i < end) + OUT_BATCH(i); + break; + case PIPE_PRIM_LINE_LOOP: + if (nr >= 2) { + for (i = start + 1; i < end; i++) + OUT_BATCH((i-0) | (i+0) << 16); + OUT_BATCH((i-0) | ( start) << 16); + } + break; + case PIPE_PRIM_QUADS: + for (i = start; i + 3 < end; i += 4) { + OUT_BATCH((i+0) | (i+1) << 16); + OUT_BATCH((i+3) | (i+1) << 16); + OUT_BATCH((i+2) | (i+3) << 16); + } + break; + case PIPE_PRIM_QUAD_STRIP: + for (i = start; i + 3 < end; i += 2) { + OUT_BATCH((i+0) | (i+1) << 16); + OUT_BATCH((i+3) | (i+2) << 16); + OUT_BATCH((i+0) | (i+3) << 16); + } + break; + default: + assert(0); + } +} + +static unsigned +draw_arrays_calc_nr_indices(uint nr, unsigned type) +{ + switch (type) { + case 0: + return nr; + case PIPE_PRIM_LINE_LOOP: + if (nr >= 2) + return nr * 2; + else + return 0; + case PIPE_PRIM_QUADS: + return (nr / 4) * 6; + case PIPE_PRIM_QUAD_STRIP: + return ((nr - 2) / 2) * 6; + default: + assert(0); + return 0; + } +} + +static void +draw_arrays_fallback(struct vbuf_render *render, + unsigned start, + uint nr) +{ + struct i915_vbuf_render *i915_render = i915_vbuf_render(render); + struct i915_context *i915 = i915_render->i915; + unsigned nr_indices; + + if (i915->dirty) + i915_update_derived(i915); + + if (i915->hardware_dirty) + i915_emit_hardware_state(i915); + + nr_indices = draw_arrays_calc_nr_indices(nr, i915_render->fallback); + if (!nr_indices) + return; + + if (!BEGIN_BATCH(1 + (nr_indices + 1)/2, 1)) { + FLUSH_BATCH(NULL); + + /* Make sure state is re-emitted after a flush: + */ + i915_update_derived(i915); + i915_emit_hardware_state(i915); + i915->vbo_flushed = 1; + + if (!BEGIN_BATCH(1 + (nr_indices + 1)/2, 1)) { + assert(0); + goto out; + } + } + OUT_BATCH(_3DPRIMITIVE | + PRIM_INDIRECT | + i915_render->hwprim | + PRIM_INDIRECT_ELTS | + nr_indices); + + draw_arrays_generate_indices(render, start, nr, i915_render->fallback); + +out: + return; +} + +static void +i915_vbuf_render_draw_arrays(struct vbuf_render *render, + unsigned start, + uint nr) +{ + struct i915_vbuf_render *i915_render = i915_vbuf_render(render); + struct i915_context *i915 = i915_render->i915; + + if (i915_render->fallback) { + draw_arrays_fallback(render, start, nr); + return; + } + + if (i915->dirty) + i915_update_derived(i915); + + if (i915->hardware_dirty) + i915_emit_hardware_state(i915); + + if (!BEGIN_BATCH(2, 0)) { + FLUSH_BATCH(NULL); + + /* Make sure state is re-emitted after a flush: + */ + i915_update_derived(i915); + i915_emit_hardware_state(i915); + i915->vbo_flushed = 1; + + if (!BEGIN_BATCH(2, 0)) { + assert(0); + goto out; + } + } + + OUT_BATCH(_3DPRIMITIVE | + PRIM_INDIRECT | + PRIM_INDIRECT_SEQUENTIAL | + i915_render->hwprim | + nr); + OUT_BATCH(start); /* Beginning vertex index */ + +out: + return; +} + +/** + * Used for normal and fallback emitting of indices + * If type is zero normal operation assumed. + */ +static void +draw_generate_indices(struct vbuf_render *render, + const ushort *indices, + uint nr_indices, + unsigned type) +{ + struct i915_vbuf_render *i915_render = i915_vbuf_render(render); + struct i915_context *i915 = i915_render->i915; + unsigned i; + + switch(type) { + case 0: + for (i = 0; i + 1 < nr_indices; i += 2) { + OUT_BATCH(indices[i] | indices[i+1] << 16); + } + if (i < nr_indices) { + OUT_BATCH(indices[i]); + } + break; + case PIPE_PRIM_LINE_LOOP: + if (nr_indices >= 2) { + for (i = 1; i < nr_indices; i++) + OUT_BATCH(indices[i-1] | indices[i] << 16); + OUT_BATCH(indices[i-1] | indices[0] << 16); + } + break; + case PIPE_PRIM_QUADS: + for (i = 0; i + 3 < nr_indices; i += 4) { + OUT_BATCH(indices[i+0] | indices[i+1] << 16); + OUT_BATCH(indices[i+3] | indices[i+1] << 16); + OUT_BATCH(indices[i+2] | indices[i+3] << 16); + } + break; + case PIPE_PRIM_QUAD_STRIP: + for (i = 0; i + 3 < nr_indices; i += 2) { + OUT_BATCH(indices[i+0] | indices[i+1] << 16); + OUT_BATCH(indices[i+3] | indices[i+2] << 16); + OUT_BATCH(indices[i+0] | indices[i+3] << 16); + } + break; + default: + assert(0); + break; + } +} + +static unsigned +draw_calc_nr_indices(uint nr_indices, unsigned type) +{ + switch (type) { + case 0: + return nr_indices; + case PIPE_PRIM_LINE_LOOP: + if (nr_indices >= 2) + return nr_indices * 2; + else + return 0; + case PIPE_PRIM_QUADS: + return (nr_indices / 4) * 6; + case PIPE_PRIM_QUAD_STRIP: + return ((nr_indices - 2) / 2) * 6; + default: + assert(0); + return 0; + } +} + +static void +i915_vbuf_render_draw(struct vbuf_render *render, + const ushort *indices, + uint nr_indices) +{ + struct i915_vbuf_render *i915_render = i915_vbuf_render(render); + struct i915_context *i915 = i915_render->i915; + unsigned save_nr_indices; + + save_nr_indices = nr_indices; + + nr_indices = draw_calc_nr_indices(nr_indices, i915_render->fallback); + if (!nr_indices) + return; + + if (i915->dirty) + i915_update_derived(i915); + + if (i915->hardware_dirty) + i915_emit_hardware_state(i915); + + if (!BEGIN_BATCH(1 + (nr_indices + 1)/2, 1)) { + FLUSH_BATCH(NULL); + + /* Make sure state is re-emitted after a flush: + */ + i915_update_derived(i915); + i915_emit_hardware_state(i915); + i915->vbo_flushed = 1; + + if (!BEGIN_BATCH(1 + (nr_indices + 1)/2, 1)) { + assert(0); + goto out; + } + } + + OUT_BATCH(_3DPRIMITIVE | + PRIM_INDIRECT | + i915_render->hwprim | + PRIM_INDIRECT_ELTS | + nr_indices); + draw_generate_indices(render, + indices, + save_nr_indices, + i915_render->fallback); + +out: + return; +} + +static void +i915_vbuf_render_release_vertices(struct vbuf_render *render) +{ + struct i915_vbuf_render *i915_render = i915_vbuf_render(render); + struct i915_context *i915 = i915_render->i915; + + assert(i915->vbo); + + i915_render->vbo_offset += i915_render->vbo_max_used; + i915_render->vbo_max_used = 0; + i915->vbo = NULL; + i915->dirty |= I915_NEW_VBO; +} + +static void +i915_vbuf_render_destroy(struct vbuf_render *render) +{ + struct i915_vbuf_render *i915_render = i915_vbuf_render(render); + FREE(i915_render); +} + +/** + * Create a new primitive render. + */ +static struct vbuf_render * +i915_vbuf_render_create(struct i915_context *i915) +{ + struct i915_vbuf_render *i915_render = CALLOC_STRUCT(i915_vbuf_render); + struct intel_winsys *iws = i915->iws; + int i; + + i915_render->i915 = i915; + + i915_render->base.max_vertex_buffer_bytes = 128*1024; + + /* NOTE: it must be such that state and vertices indices fit in a single + * batch buffer. + */ + i915_render->base.max_indices = 16*1024; + + i915_render->base.get_vertex_info = i915_vbuf_render_get_vertex_info; + i915_render->base.allocate_vertices = i915_vbuf_render_allocate_vertices; + i915_render->base.map_vertices = i915_vbuf_render_map_vertices; + i915_render->base.unmap_vertices = i915_vbuf_render_unmap_vertices; + i915_render->base.set_primitive = i915_vbuf_render_set_primitive; + i915_render->base.draw = i915_vbuf_render_draw; + i915_render->base.draw_arrays = i915_vbuf_render_draw_arrays; + i915_render->base.release_vertices = i915_vbuf_render_release_vertices; + i915_render->base.destroy = i915_vbuf_render_destroy; + + + i915_render->vbo = NULL; + i915_render->vbo_size = 0; + i915_render->vbo_offset = 0; + + i915_render->pool_used = FALSE; + i915_render->pool_buffer_size = 128 * 4096; + i915_render->pool_fifo = u_fifo_create(6); + for (i = 0; i < 6; i++) + u_fifo_add(i915_render->pool_fifo, + iws->buffer_create(iws, i915_render->pool_buffer_size, 64, + INTEL_NEW_VERTEX)); + +#if 0 + /* TODO JB: is this realy needed? */ + i915_render->vbo_ptr = iws->buffer_map(iws, i915_render->vbo, TRUE); + iws->buffer_unmap(iws, i915_render->vbo); +#endif + + return &i915_render->base; +} + +/** + * Create a new primitive vbuf/render stage. + */ +struct draw_stage *i915_draw_vbuf_stage(struct i915_context *i915) +{ + struct vbuf_render *render; + struct draw_stage *stage; + + render = i915_vbuf_render_create(i915); + if(!render) + return NULL; + + stage = draw_vbuf_stage(i915->draw, render); + if(!stage) { + render->destroy(render); + return NULL; + } + /** TODO JB: this shouldn't be here */ + draw_set_render(i915->draw, render); + + return stage; +} diff --git a/src/gallium/drivers/i915/i915_reg.h b/src/gallium/drivers/i915/i915_reg.h new file mode 100644 index 00000000000..04620fec681 --- /dev/null +++ b/src/gallium/drivers/i915/i915_reg.h @@ -0,0 +1,978 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +#ifndef I915_REG_H +#define I915_REG_H + + +#define I915_SET_FIELD( var, mask, value ) (var &= ~(mask), var |= value) + +#define CMD_3D (0x3<<29) + +#define PRIM3D_INLINE (CMD_3D | (0x1f<<24)) +#define PRIM3D_TRILIST (0x0<<18) +#define PRIM3D_TRISTRIP (0x1<<18) +#define PRIM3D_TRISTRIP_RVRSE (0x2<<18) +#define PRIM3D_TRIFAN (0x3<<18) +#define PRIM3D_POLY (0x4<<18) +#define PRIM3D_LINELIST (0x5<<18) +#define PRIM3D_LINESTRIP (0x6<<18) +#define PRIM3D_RECTLIST (0x7<<18) +#define PRIM3D_POINTLIST (0x8<<18) +#define PRIM3D_DIB (0x9<<18) +#define PRIM3D_CLEAR_RECT (0xa<<18) +#define PRIM3D_ZONE_INIT (0xd<<18) +#define PRIM3D_MASK (0x1f<<18) + +/* p137 */ +#define _3DSTATE_AA_CMD (CMD_3D | (0x06<<24)) +#define AA_LINE_ECAAR_WIDTH_ENABLE (1<<16) +#define AA_LINE_ECAAR_WIDTH_0_5 0 +#define AA_LINE_ECAAR_WIDTH_1_0 (1<<14) +#define AA_LINE_ECAAR_WIDTH_2_0 (2<<14) +#define AA_LINE_ECAAR_WIDTH_4_0 (3<<14) +#define AA_LINE_REGION_WIDTH_ENABLE (1<<8) +#define AA_LINE_REGION_WIDTH_0_5 0 +#define AA_LINE_REGION_WIDTH_1_0 (1<<6) +#define AA_LINE_REGION_WIDTH_2_0 (2<<6) +#define AA_LINE_REGION_WIDTH_4_0 (3<<6) + +/* 3DSTATE_BACKFACE_STENCIL_OPS, p138*/ +#define _3DSTATE_BACKFACE_STENCIL_OPS (CMD_3D | (0x8<<24)) +#define BFO_ENABLE_STENCIL_REF (1<<23) +#define BFO_STENCIL_REF_SHIFT 15 +#define BFO_STENCIL_REF_MASK (0xff<<15) +#define BFO_ENABLE_STENCIL_FUNCS (1<<14) +#define BFO_STENCIL_TEST_SHIFT 11 +#define BFO_STENCIL_TEST_MASK (0x7<<11) +#define BFO_STENCIL_FAIL_SHIFT 8 +#define BFO_STENCIL_FAIL_MASK (0x7<<8) +#define BFO_STENCIL_PASS_Z_FAIL_SHIFT 5 +#define BFO_STENCIL_PASS_Z_FAIL_MASK (0x7<<5) +#define BFO_STENCIL_PASS_Z_PASS_SHIFT 2 +#define BFO_STENCIL_PASS_Z_PASS_MASK (0x7<<2) +#define BFO_ENABLE_STENCIL_TWO_SIDE (1<<1) +#define BFO_STENCIL_TWO_SIDE (1<<0) + + +/* 3DSTATE_BACKFACE_STENCIL_MASKS, p140 */ +#define _3DSTATE_BACKFACE_STENCIL_MASKS (CMD_3D | (0x9<<24)) +#define BFM_ENABLE_STENCIL_TEST_MASK (1<<17) +#define BFM_ENABLE_STENCIL_WRITE_MASK (1<<16) +#define BFM_STENCIL_TEST_MASK_SHIFT 8 +#define BFM_STENCIL_TEST_MASK_MASK (0xff<<8) +#define BFM_STENCIL_WRITE_MASK_SHIFT 0 +#define BFM_STENCIL_WRITE_MASK_MASK (0xff<<0) + + + +/* 3DSTATE_BIN_CONTROL p141 */ + +/* p143 */ +#define _3DSTATE_BUF_INFO_CMD (CMD_3D | (0x1d<<24) | (0x8e<<16) | 1) +/* Dword 1 */ +#define BUF_3D_ID_COLOR_BACK (0x3<<24) +#define BUF_3D_ID_DEPTH (0x7<<24) +#define BUF_3D_USE_FENCE (1<<23) +#define BUF_3D_TILED_SURFACE (1<<22) +#define BUF_3D_TILE_WALK_X 0 +#define BUF_3D_TILE_WALK_Y (1<<21) +#define BUF_3D_PITCH(x) (((x)/4)<<2) +/* Dword 2 */ +#define BUF_3D_ADDR(x) ((x) & ~0x3) + + +/* 3DSTATE_CHROMA_KEY */ + +/* 3DSTATE_CLEAR_PARAMETERS, p150 */ +#define _3DSTATE_CLEAR_PARAMETERS (CMD_3D | (0x1d<<24) | (0x9c<<16) | 5) +/* Dword 1 */ +#define CLEARPARAM_CLEAR_RECT (1 << 16) +#define CLEARPARAM_ZONE_INIT (0 << 16) +#define CLEARPARAM_WRITE_COLOR (1 << 2) +#define CLEARPARAM_WRITE_DEPTH (1 << 1) +#define CLEARPARAM_WRITE_STENCIL (1 << 0) + +/* 3DSTATE_CONSTANT_BLEND_COLOR, p153 */ +#define _3DSTATE_CONST_BLEND_COLOR_CMD (CMD_3D | (0x1d<<24) | (0x88<<16)) + + + +/* 3DSTATE_COORD_SET_BINDINGS, p154 */ +#define _3DSTATE_COORD_SET_BINDINGS (CMD_3D | (0x16<<24)) +#define CSB_TCB(iunit, eunit) ((eunit)<<(iunit*3)) + +/* p156 */ +#define _3DSTATE_DFLT_DIFFUSE_CMD (CMD_3D | (0x1d<<24) | (0x99<<16)) + +/* p157 */ +#define _3DSTATE_DFLT_SPEC_CMD (CMD_3D | (0x1d<<24) | (0x9a<<16)) + +/* p158 */ +#define _3DSTATE_DFLT_Z_CMD (CMD_3D | (0x1d<<24) | (0x98<<16)) + + +/* 3DSTATE_DEPTH_OFFSET_SCALE, p159 */ +#define _3DSTATE_DEPTH_OFFSET_SCALE (CMD_3D | (0x1d<<24) | (0x97<<16)) +/* scale in dword 1 */ + + +/* 3DSTATE_DEPTH_SUBRECT_DISABLE, p160 */ +#define _3DSTATE_DEPTH_SUBRECT_DISABLE (CMD_3D | (0x1c<<24) | (0x11<<19) | 0x2) + +/* p161 */ +#define _3DSTATE_DST_BUF_VARS_CMD (CMD_3D | (0x1d<<24) | (0x85<<16)) +/* Dword 1 */ +#define TEX_DEFAULT_COLOR_OGL (0<<30) +#define TEX_DEFAULT_COLOR_D3D (1<<30) +#define ZR_EARLY_DEPTH (1<<29) +#define LOD_PRECLAMP_OGL (1<<28) +#define LOD_PRECLAMP_D3D (0<<28) +#define DITHER_FULL_ALWAYS (0<<26) +#define DITHER_FULL_ON_FB_BLEND (1<<26) +#define DITHER_CLAMPED_ALWAYS (2<<26) +#define LINEAR_GAMMA_BLEND_32BPP (1<<25) +#define DEBUG_DISABLE_ENH_DITHER (1<<24) +#define DSTORG_HORT_BIAS(x) ((x)<<20) +#define DSTORG_VERT_BIAS(x) ((x)<<16) +#define COLOR_4_2_2_CHNL_WRT_ALL 0 +#define COLOR_4_2_2_CHNL_WRT_Y (1<<12) +#define COLOR_4_2_2_CHNL_WRT_CR (2<<12) +#define COLOR_4_2_2_CHNL_WRT_CB (3<<12) +#define COLOR_4_2_2_CHNL_WRT_CRCB (4<<12) +#define COLOR_BUF_8BIT 0 +#define COLOR_BUF_RGB555 (1<<8) +#define COLOR_BUF_RGB565 (2<<8) +#define COLOR_BUF_ARGB8888 (3<<8) +#define DEPTH_FRMT_16_FIXED 0 +#define DEPTH_FRMT_16_FLOAT (1<<2) +#define DEPTH_FRMT_24_FIXED_8_OTHER (2<<2) +#define VERT_LINE_STRIDE_1 (1<<1) +#define VERT_LINE_STRIDE_0 (0<<1) +#define VERT_LINE_STRIDE_OFS_1 1 +#define VERT_LINE_STRIDE_OFS_0 0 + +/* p166 */ +#define _3DSTATE_DRAW_RECT_CMD (CMD_3D|(0x1d<<24)|(0x80<<16)|3) +/* Dword 1 */ +#define DRAW_RECT_DIS_DEPTH_OFS (1<<30) +#define DRAW_DITHER_OFS_X(x) ((x)<<26) +#define DRAW_DITHER_OFS_Y(x) ((x)<<24) +/* Dword 2 */ +#define DRAW_YMIN(x) ((x)<<16) +#define DRAW_XMIN(x) (x) +/* Dword 3 */ +#define DRAW_YMAX(x) ((x)<<16) +#define DRAW_XMAX(x) (x) +/* Dword 4 */ +#define DRAW_YORG(x) ((x)<<16) +#define DRAW_XORG(x) (x) + + +/* 3DSTATE_FILTER_COEFFICIENTS_4X4, p170 */ + +/* 3DSTATE_FILTER_COEFFICIENTS_6X5, p172 */ + + +/* _3DSTATE_FOG_COLOR, p173 */ +#define _3DSTATE_FOG_COLOR_CMD (CMD_3D|(0x15<<24)) +#define FOG_COLOR_RED(x) ((x)<<16) +#define FOG_COLOR_GREEN(x) ((x)<<8) +#define FOG_COLOR_BLUE(x) (x) + +/* _3DSTATE_FOG_MODE, p174 */ +#define _3DSTATE_FOG_MODE_CMD (CMD_3D|(0x1d<<24)|(0x89<<16)|2) +/* Dword 1 */ +#define FMC1_FOGFUNC_MODIFY_ENABLE (1<<31) +#define FMC1_FOGFUNC_VERTEX (0<<28) +#define FMC1_FOGFUNC_PIXEL_EXP (1<<28) +#define FMC1_FOGFUNC_PIXEL_EXP2 (2<<28) +#define FMC1_FOGFUNC_PIXEL_LINEAR (3<<28) +#define FMC1_FOGFUNC_MASK (3<<28) +#define FMC1_FOGINDEX_MODIFY_ENABLE (1<<27) +#define FMC1_FOGINDEX_Z (0<<25) +#define FMC1_FOGINDEX_W (1<<25) +#define FMC1_C1_C2_MODIFY_ENABLE (1<<24) +#define FMC1_DENSITY_MODIFY_ENABLE (1<<23) +#define FMC1_C1_ONE (1<<13) +#define FMC1_C1_MASK (0xffff<<4) +/* Dword 2 */ +#define FMC2_C2_ONE (1<<16) +/* Dword 3 */ +#define FMC3_D_ONE (1<<16) + + + +/* _3DSTATE_INDEPENDENT_ALPHA_BLEND, p177 */ +#define _3DSTATE_INDEPENDENT_ALPHA_BLEND_CMD (CMD_3D|(0x0b<<24)) +#define IAB_MODIFY_ENABLE (1<<23) +#define IAB_ENABLE (1<<22) +#define IAB_MODIFY_FUNC (1<<21) +#define IAB_FUNC_SHIFT 16 +#define IAB_MODIFY_SRC_FACTOR (1<<11) +#define IAB_SRC_FACTOR_SHIFT 6 +#define IAB_SRC_FACTOR_MASK (BLENDFACT_MASK<<6) +#define IAB_MODIFY_DST_FACTOR (1<<5) +#define IAB_DST_FACTOR_SHIFT 0 +#define IAB_DST_FACTOR_MASK (BLENDFACT_MASK<<0) + + +#define BLENDFUNC_ADD 0x0 +#define BLENDFUNC_SUBTRACT 0x1 +#define BLENDFUNC_REVERSE_SUBTRACT 0x2 +#define BLENDFUNC_MIN 0x3 +#define BLENDFUNC_MAX 0x4 +#define BLENDFUNC_MASK 0x7 + +/* 3DSTATE_LOAD_INDIRECT, p180 */ + +#define _3DSTATE_LOAD_INDIRECT (CMD_3D|(0x1d<<24)|(0x7<<16)) +#define LI0_STATE_STATIC_INDIRECT (0x01<<8) +#define LI0_STATE_DYNAMIC_INDIRECT (0x02<<8) +#define LI0_STATE_SAMPLER (0x04<<8) +#define LI0_STATE_MAP (0x08<<8) +#define LI0_STATE_PROGRAM (0x10<<8) +#define LI0_STATE_CONSTANTS (0x20<<8) + +#define SIS0_BUFFER_ADDRESS(x) ((x)&~0x3) +#define SIS0_FORCE_LOAD (1<<1) +#define SIS0_BUFFER_VALID (1<<0) +#define SIS1_BUFFER_LENGTH(x) ((x)&0xff) + +#define DIS0_BUFFER_ADDRESS(x) ((x)&~0x3) +#define DIS0_BUFFER_RESET (1<<1) +#define DIS0_BUFFER_VALID (1<<0) + +#define SSB0_BUFFER_ADDRESS(x) ((x)&~0x3) +#define SSB0_FORCE_LOAD (1<<1) +#define SSB0_BUFFER_VALID (1<<0) +#define SSB1_BUFFER_LENGTH(x) ((x)&0xff) + +#define MSB0_BUFFER_ADDRESS(x) ((x)&~0x3) +#define MSB0_FORCE_LOAD (1<<1) +#define MSB0_BUFFER_VALID (1<<0) +#define MSB1_BUFFER_LENGTH(x) ((x)&0xff) + +#define PSP0_BUFFER_ADDRESS(x) ((x)&~0x3) +#define PSP0_FORCE_LOAD (1<<1) +#define PSP0_BUFFER_VALID (1<<0) +#define PSP1_BUFFER_LENGTH(x) ((x)&0xff) + +#define PSC0_BUFFER_ADDRESS(x) ((x)&~0x3) +#define PSC0_FORCE_LOAD (1<<1) +#define PSC0_BUFFER_VALID (1<<0) +#define PSC1_BUFFER_LENGTH(x) ((x)&0xff) + + + + + +/* _3DSTATE_RASTERIZATION_RULES */ +#define _3DSTATE_RASTER_RULES_CMD (CMD_3D|(0x07<<24)) +#define ENABLE_POINT_RASTER_RULE (1<<15) +#define OGL_POINT_RASTER_RULE (1<<13) +#define ENABLE_TEXKILL_3D_4D (1<<10) +#define TEXKILL_3D (0<<9) +#define TEXKILL_4D (1<<9) +#define ENABLE_LINE_STRIP_PROVOKE_VRTX (1<<8) +#define ENABLE_TRI_FAN_PROVOKE_VRTX (1<<5) +#define LINE_STRIP_PROVOKE_VRTX(x) ((x)<<6) +#define TRI_FAN_PROVOKE_VRTX(x) ((x)<<3) + +/* _3DSTATE_SCISSOR_ENABLE, p256 */ +#define _3DSTATE_SCISSOR_ENABLE_CMD (CMD_3D|(0x1c<<24)|(0x10<<19)) +#define ENABLE_SCISSOR_RECT ((1<<1) | 1) +#define DISABLE_SCISSOR_RECT (1<<1) + +/* _3DSTATE_SCISSOR_RECTANGLE_0, p257 */ +#define _3DSTATE_SCISSOR_RECT_0_CMD (CMD_3D|(0x1d<<24)|(0x81<<16)|1) +/* Dword 1 */ +#define SCISSOR_RECT_0_YMIN(x) ((x)<<16) +#define SCISSOR_RECT_0_XMIN(x) (x) +/* Dword 2 */ +#define SCISSOR_RECT_0_YMAX(x) ((x)<<16) +#define SCISSOR_RECT_0_XMAX(x) (x) + +/* p189 */ +#define _3DSTATE_LOAD_STATE_IMMEDIATE_1 ((0x3<<29)|(0x1d<<24)|(0x04<<16)) +#define I1_LOAD_S(n) (1<<(4+n)) + +#define S0_VB_OFFSET_MASK 0xffffffc +#define S0_AUTO_CACHE_INV_DISABLE (1<<0) + +#define S1_VERTEX_WIDTH_SHIFT 24 +#define S1_VERTEX_WIDTH_MASK (0x3f<<24) +#define S1_VERTEX_PITCH_SHIFT 16 +#define S1_VERTEX_PITCH_MASK (0x3f<<16) + +#define TEXCOORDFMT_2D 0x0 +#define TEXCOORDFMT_3D 0x1 +#define TEXCOORDFMT_4D 0x2 +#define TEXCOORDFMT_1D 0x3 +#define TEXCOORDFMT_2D_16 0x4 +#define TEXCOORDFMT_4D_16 0x5 +#define TEXCOORDFMT_NOT_PRESENT 0xf +#define S2_TEXCOORD_FMT0_MASK 0xf +#define S2_TEXCOORD_FMT1_SHIFT 4 +#define S2_TEXCOORD_FMT(unit, type) ((type)<<(unit*4)) +#define S2_TEXCOORD_NONE (~0) + +/* S3 not interesting */ + +#define S4_POINT_WIDTH_SHIFT 23 +#define S4_POINT_WIDTH_MASK (0x1ff<<23) +#define S4_LINE_WIDTH_SHIFT 19 +#define S4_LINE_WIDTH_ONE (0x2<<19) +#define S4_LINE_WIDTH_MASK (0xf<<19) +#define S4_FLATSHADE_ALPHA (1<<18) +#define S4_FLATSHADE_FOG (1<<17) +#define S4_FLATSHADE_SPECULAR (1<<16) +#define S4_FLATSHADE_COLOR (1<<15) +#define S4_CULLMODE_BOTH (0<<13) +#define S4_CULLMODE_NONE (1<<13) +#define S4_CULLMODE_CW (2<<13) +#define S4_CULLMODE_CCW (3<<13) +#define S4_CULLMODE_MASK (3<<13) +#define S4_VFMT_POINT_WIDTH (1<<12) +#define S4_VFMT_SPEC_FOG (1<<11) +#define S4_VFMT_COLOR (1<<10) +#define S4_VFMT_DEPTH_OFFSET (1<<9) +#define S4_VFMT_XYZ (1<<6) +#define S4_VFMT_XYZW (2<<6) +#define S4_VFMT_XY (3<<6) +#define S4_VFMT_XYW (4<<6) +#define S4_VFMT_XYZW_MASK (7<<6) +#define S4_FORCE_DEFAULT_DIFFUSE (1<<5) +#define S4_FORCE_DEFAULT_SPECULAR (1<<4) +#define S4_LOCAL_DEPTH_OFFSET_ENABLE (1<<3) +#define S4_VFMT_FOG_PARAM (1<<2) +#define S4_SPRITE_POINT_ENABLE (1<<1) +#define S4_LINE_ANTIALIAS_ENABLE (1<<0) + +#define S4_VFMT_MASK (S4_VFMT_POINT_WIDTH | \ + S4_VFMT_SPEC_FOG | \ + S4_VFMT_COLOR | \ + S4_VFMT_DEPTH_OFFSET | \ + S4_VFMT_XYZW_MASK | \ + S4_VFMT_FOG_PARAM) + + +#define S5_WRITEDISABLE_ALPHA (1<<31) +#define S5_WRITEDISABLE_RED (1<<30) +#define S5_WRITEDISABLE_GREEN (1<<29) +#define S5_WRITEDISABLE_BLUE (1<<28) +#define S5_WRITEDISABLE_MASK (0xf<<28) +#define S5_FORCE_DEFAULT_POINT_SIZE (1<<27) +#define S5_LAST_PIXEL_ENABLE (1<<26) +#define S5_GLOBAL_DEPTH_OFFSET_ENABLE (1<<25) +#define S5_FOG_ENABLE (1<<24) +#define S5_STENCIL_REF_SHIFT 16 +#define S5_STENCIL_REF_MASK (0xff<<16) +#define S5_STENCIL_TEST_FUNC_SHIFT 13 +#define S5_STENCIL_TEST_FUNC_MASK (0x7<<13) +#define S5_STENCIL_FAIL_SHIFT 10 +#define S5_STENCIL_FAIL_MASK (0x7<<10) +#define S5_STENCIL_PASS_Z_FAIL_SHIFT 7 +#define S5_STENCIL_PASS_Z_FAIL_MASK (0x7<<7) +#define S5_STENCIL_PASS_Z_PASS_SHIFT 4 +#define S5_STENCIL_PASS_Z_PASS_MASK (0x7<<4) +#define S5_STENCIL_WRITE_ENABLE (1<<3) +#define S5_STENCIL_TEST_ENABLE (1<<2) +#define S5_COLOR_DITHER_ENABLE (1<<1) +#define S5_LOGICOP_ENABLE (1<<0) + + +#define S6_ALPHA_TEST_ENABLE (1<<31) +#define S6_ALPHA_TEST_FUNC_SHIFT 28 +#define S6_ALPHA_TEST_FUNC_MASK (0x7<<28) +#define S6_ALPHA_REF_SHIFT 20 +#define S6_ALPHA_REF_MASK (0xff<<20) +#define S6_DEPTH_TEST_ENABLE (1<<19) +#define S6_DEPTH_TEST_FUNC_SHIFT 16 +#define S6_DEPTH_TEST_FUNC_MASK (0x7<<16) +#define S6_CBUF_BLEND_ENABLE (1<<15) +#define S6_CBUF_BLEND_FUNC_SHIFT 12 +#define S6_CBUF_BLEND_FUNC_MASK (0x7<<12) +#define S6_CBUF_SRC_BLEND_FACT_SHIFT 8 +#define S6_CBUF_SRC_BLEND_FACT_MASK (0xf<<8) +#define S6_CBUF_DST_BLEND_FACT_SHIFT 4 +#define S6_CBUF_DST_BLEND_FACT_MASK (0xf<<4) +#define S6_DEPTH_WRITE_ENABLE (1<<3) +#define S6_COLOR_WRITE_ENABLE (1<<2) +#define S6_TRISTRIP_PV_SHIFT 0 +#define S6_TRISTRIP_PV_MASK (0x3<<0) + +#define S7_DEPTH_OFFSET_CONST_MASK ~0 + + + +#define DST_BLND_FACT(f) ((f)<<S6_CBUF_DST_BLEND_FACT_SHIFT) +#define SRC_BLND_FACT(f) ((f)<<S6_CBUF_SRC_BLEND_FACT_SHIFT) +#define DST_ABLND_FACT(f) ((f)<<IAB_DST_FACTOR_SHIFT) +#define SRC_ABLND_FACT(f) ((f)<<IAB_SRC_FACTOR_SHIFT) + + + + +/* 3DSTATE_MAP_DEINTERLACER_PARAMETERS */ + +/* 3DSTATE_MAP_PALETTE_LOAD_32, p206 */ +#define _3DSTATE_MAP_PALETTE_LOAD_32 (CMD_3D|(0x1d<<24)|(0x8f<<16)) +/* subsequent dwords up to length (max 16) are ARGB8888 color values */ + +/* _3DSTATE_MODES_4, p218 */ +#define _3DSTATE_MODES_4_CMD (CMD_3D|(0x0d<<24)) +#define ENABLE_LOGIC_OP_FUNC (1<<23) +#define LOGIC_OP_FUNC(x) ((x)<<18) +#define LOGICOP_MASK (0xf<<18) +#define MODE4_ENABLE_STENCIL_TEST_MASK ((1<<17)|(0xff00)) +#define ENABLE_STENCIL_TEST_MASK (1<<17) +#define STENCIL_TEST_MASK(x) (((x)&0xff)<<8) +#define MODE4_ENABLE_STENCIL_WRITE_MASK ((1<<16)|(0x00ff)) +#define ENABLE_STENCIL_WRITE_MASK (1<<16) +#define STENCIL_WRITE_MASK(x) ((x)&0xff) + +/* _3DSTATE_MODES_5, p220 */ +#define _3DSTATE_MODES_5_CMD (CMD_3D|(0x0c<<24)) +#define PIPELINE_FLUSH_RENDER_CACHE (1<<18) +#define PIPELINE_FLUSH_TEXTURE_CACHE (1<<16) + + +/* p221 */ +#define _3DSTATE_PIXEL_SHADER_CONSTANTS (CMD_3D|(0x1d<<24)|(0x6<<16)) +#define PS1_REG(n) (1<<(n)) +#define PS2_CONST_X(n) (n) +#define PS3_CONST_Y(n) (n) +#define PS4_CONST_Z(n) (n) +#define PS5_CONST_W(n) (n) + +/* p222 */ + + +#define I915_MAX_TEX_INDIRECT 4 +#define I915_MAX_TEX_INSN 32 +#define I915_MAX_ALU_INSN 64 +#define I915_MAX_DECL_INSN 27 +#define I915_MAX_TEMPORARY 16 + + +/* Each instruction is 3 dwords long, though most don't require all + * this space. Maximum of 123 instructions. Smaller maxes per insn + * type. + */ +#define _3DSTATE_PIXEL_SHADER_PROGRAM (CMD_3D|(0x1d<<24)|(0x5<<16)) + +#define REG_TYPE_R 0 /* temporary regs, no need to + * dcl, must be written before + * read -- Preserved between + * phases. + */ +#define REG_TYPE_T 1 /* Interpolated values, must be + * dcl'ed before use. + * + * 0..7: texture coord, + * 8: diffuse spec, + * 9: specular color, + * 10: fog parameter in w. + */ +#define REG_TYPE_CONST 2 /* Restriction: only one const + * can be referenced per + * instruction, though it may be + * selected for multiple inputs. + * Constants not initialized + * default to zero. + */ +#define REG_TYPE_S 3 /* sampler */ +#define REG_TYPE_OC 4 /* output color (rgba) */ +#define REG_TYPE_OD 5 /* output depth (w), xyz are + * temporaries. If not written, + * interpolated depth is used? + */ +#define REG_TYPE_U 6 /* unpreserved temporaries */ +#define REG_TYPE_MASK 0x7 +#define REG_NR_MASK 0xf + + +/* REG_TYPE_T: + */ +#define T_TEX0 0 +#define T_TEX1 1 +#define T_TEX2 2 +#define T_TEX3 3 +#define T_TEX4 4 +#define T_TEX5 5 +#define T_TEX6 6 +#define T_TEX7 7 +#define T_DIFFUSE 8 +#define T_SPECULAR 9 +#define T_FOG_W 10 /* interpolated fog is in W coord */ + +/* Arithmetic instructions */ + +/* .replicate_swizzle == selection and replication of a particular + * scalar channel, ie., .xxxx, .yyyy, .zzzz or .wwww + */ +#define A0_NOP (0x0<<24) /* no operation */ +#define A0_ADD (0x1<<24) /* dst = src0 + src1 */ +#define A0_MOV (0x2<<24) /* dst = src0 */ +#define A0_MUL (0x3<<24) /* dst = src0 * src1 */ +#define A0_MAD (0x4<<24) /* dst = src0 * src1 + src2 */ +#define A0_DP2ADD (0x5<<24) /* dst.xyzw = src0.xy dot src1.xy + src2.replicate_swizzle */ +#define A0_DP3 (0x6<<24) /* dst.xyzw = src0.xyz dot src1.xyz */ +#define A0_DP4 (0x7<<24) /* dst.xyzw = src0.xyzw dot src1.xyzw */ +#define A0_FRC (0x8<<24) /* dst = src0 - floor(src0) */ +#define A0_RCP (0x9<<24) /* dst.xyzw = 1/(src0.replicate_swizzle) */ +#define A0_RSQ (0xa<<24) /* dst.xyzw = 1/(sqrt(abs(src0.replicate_swizzle))) */ +#define A0_EXP (0xb<<24) /* dst.xyzw = exp2(src0.replicate_swizzle) */ +#define A0_LOG (0xc<<24) /* dst.xyzw = log2(abs(src0.replicate_swizzle)) */ +#define A0_CMP (0xd<<24) /* dst = (src0 >= 0.0) ? src1 : src2 */ +#define A0_MIN (0xe<<24) /* dst = (src0 < src1) ? src0 : src1 */ +#define A0_MAX (0xf<<24) /* dst = (src0 >= src1) ? src0 : src1 */ +#define A0_FLR (0x10<<24) /* dst = floor(src0) */ +#define A0_MOD (0x11<<24) /* dst = src0 fmod 1.0 */ +#define A0_TRC (0x12<<24) /* dst = int(src0) */ +#define A0_SGE (0x13<<24) /* dst = src0 >= src1 ? 1.0 : 0.0 */ +#define A0_SLT (0x14<<24) /* dst = src0 < src1 ? 1.0 : 0.0 */ +#define A0_DEST_SATURATE (1<<22) +#define A0_DEST_TYPE_SHIFT 19 +/* Allow: R, OC, OD, U */ +#define A0_DEST_NR_SHIFT 14 +/* Allow R: 0..15, OC,OD: 0..0, U: 0..2 */ +#define A0_DEST_CHANNEL_X (1<<10) +#define A0_DEST_CHANNEL_Y (2<<10) +#define A0_DEST_CHANNEL_Z (4<<10) +#define A0_DEST_CHANNEL_W (8<<10) +#define A0_DEST_CHANNEL_ALL (0xf<<10) +#define A0_DEST_CHANNEL_SHIFT 10 +#define A0_SRC0_TYPE_SHIFT 7 +#define A0_SRC0_NR_SHIFT 2 + +#define A0_DEST_CHANNEL_XY (A0_DEST_CHANNEL_X|A0_DEST_CHANNEL_Y) +#define A0_DEST_CHANNEL_XYZ (A0_DEST_CHANNEL_XY|A0_DEST_CHANNEL_Z) + + +#define SRC_X 0 +#define SRC_Y 1 +#define SRC_Z 2 +#define SRC_W 3 +#define SRC_ZERO 4 +#define SRC_ONE 5 + +#define A1_SRC0_CHANNEL_X_NEGATE (1<<31) +#define A1_SRC0_CHANNEL_X_SHIFT 28 +#define A1_SRC0_CHANNEL_Y_NEGATE (1<<27) +#define A1_SRC0_CHANNEL_Y_SHIFT 24 +#define A1_SRC0_CHANNEL_Z_NEGATE (1<<23) +#define A1_SRC0_CHANNEL_Z_SHIFT 20 +#define A1_SRC0_CHANNEL_W_NEGATE (1<<19) +#define A1_SRC0_CHANNEL_W_SHIFT 16 +#define A1_SRC1_TYPE_SHIFT 13 +#define A1_SRC1_NR_SHIFT 8 +#define A1_SRC1_CHANNEL_X_NEGATE (1<<7) +#define A1_SRC1_CHANNEL_X_SHIFT 4 +#define A1_SRC1_CHANNEL_Y_NEGATE (1<<3) +#define A1_SRC1_CHANNEL_Y_SHIFT 0 + +#define A2_SRC1_CHANNEL_Z_NEGATE (1<<31) +#define A2_SRC1_CHANNEL_Z_SHIFT 28 +#define A2_SRC1_CHANNEL_W_NEGATE (1<<27) +#define A2_SRC1_CHANNEL_W_SHIFT 24 +#define A2_SRC2_TYPE_SHIFT 21 +#define A2_SRC2_NR_SHIFT 16 +#define A2_SRC2_CHANNEL_X_NEGATE (1<<15) +#define A2_SRC2_CHANNEL_X_SHIFT 12 +#define A2_SRC2_CHANNEL_Y_NEGATE (1<<11) +#define A2_SRC2_CHANNEL_Y_SHIFT 8 +#define A2_SRC2_CHANNEL_Z_NEGATE (1<<7) +#define A2_SRC2_CHANNEL_Z_SHIFT 4 +#define A2_SRC2_CHANNEL_W_NEGATE (1<<3) +#define A2_SRC2_CHANNEL_W_SHIFT 0 + + + +/* Texture instructions */ +#define T0_TEXLD (0x15<<24) /* Sample texture using predeclared + * sampler and address, and output + * filtered texel data to destination + * register */ +#define T0_TEXLDP (0x16<<24) /* Same as texld but performs a + * perspective divide of the texture + * coordinate .xyz values by .w before + * sampling. */ +#define T0_TEXLDB (0x17<<24) /* Same as texld but biases the + * computed LOD by w. Only S4.6 two's + * comp is used. This implies that a + * float to fixed conversion is + * done. */ +#define T0_TEXKILL (0x18<<24) /* Does not perform a sampling + * operation. Simply kills the pixel + * if any channel of the address + * register is < 0.0. */ +#define T0_DEST_TYPE_SHIFT 19 +/* Allow: R, OC, OD, U */ +/* Note: U (unpreserved) regs do not retain their values between + * phases (cannot be used for feedback) + * + * Note: oC and OD registers can only be used as the destination of a + * texture instruction once per phase (this is an implementation + * restriction). + */ +#define T0_DEST_NR_SHIFT 14 +/* Allow R: 0..15, OC,OD: 0..0, U: 0..2 */ +#define T0_SAMPLER_NR_SHIFT 0 /* This field ignored for TEXKILL */ +#define T0_SAMPLER_NR_MASK (0xf<<0) + +#define T1_ADDRESS_REG_TYPE_SHIFT 24 /* Reg to use as texture coord */ +/* Allow R, T, OC, OD -- R, OC, OD are 'dependent' reads, new program phase */ +#define T1_ADDRESS_REG_NR_SHIFT 17 +#define T2_MBZ 0 + +/* Declaration instructions */ +#define D0_DCL (0x19<<24) /* Declare a t (interpolated attrib) + * register or an s (sampler) + * register. */ +#define D0_SAMPLE_TYPE_SHIFT 22 +#define D0_SAMPLE_TYPE_2D (0x0<<22) +#define D0_SAMPLE_TYPE_CUBE (0x1<<22) +#define D0_SAMPLE_TYPE_VOLUME (0x2<<22) +#define D0_SAMPLE_TYPE_MASK (0x3<<22) + +#define D0_TYPE_SHIFT 19 +/* Allow: T, S */ +#define D0_NR_SHIFT 14 +/* Allow T: 0..10, S: 0..15 */ +#define D0_CHANNEL_X (1<<10) +#define D0_CHANNEL_Y (2<<10) +#define D0_CHANNEL_Z (4<<10) +#define D0_CHANNEL_W (8<<10) +#define D0_CHANNEL_ALL (0xf<<10) +#define D0_CHANNEL_NONE (0<<10) + +#define D0_CHANNEL_XY (D0_CHANNEL_X|D0_CHANNEL_Y) +#define D0_CHANNEL_XYZ (D0_CHANNEL_XY|D0_CHANNEL_Z) + +/* I915 Errata: Do not allow (xz), (xw), (xzw) combinations for diffuse + * or specular declarations. + * + * For T dcls, only allow: (x), (xy), (xyz), (w), (xyzw) + * + * Must be zero for S (sampler) dcls + */ +#define D1_MBZ 0 +#define D2_MBZ 0 + + + +/* p207 */ +#define _3DSTATE_MAP_STATE (CMD_3D|(0x1d<<24)|(0x0<<16)) + +#define MS1_MAPMASK_SHIFT 0 +#define MS1_MAPMASK_MASK (0x8fff<<0) + +#define MS2_UNTRUSTED_SURFACE (1<<31) +#define MS2_ADDRESS_MASK 0xfffffffc +#define MS2_VERTICAL_LINE_STRIDE (1<<1) +#define MS2_VERTICAL_OFFSET (1<<1) + +#define MS3_HEIGHT_SHIFT 21 +#define MS3_WIDTH_SHIFT 10 +#define MS3_PALETTE_SELECT (1<<9) +#define MS3_MAPSURF_FORMAT_SHIFT 7 +#define MS3_MAPSURF_FORMAT_MASK (0x7<<7) +#define MAPSURF_8BIT (1<<7) +#define MAPSURF_16BIT (2<<7) +#define MAPSURF_32BIT (3<<7) +#define MAPSURF_422 (5<<7) +#define MAPSURF_COMPRESSED (6<<7) +#define MAPSURF_4BIT_INDEXED (7<<7) +#define MS3_MT_FORMAT_MASK (0x7 << 3) +#define MS3_MT_FORMAT_SHIFT 3 +#define MT_4BIT_IDX_ARGB8888 (7<<3) /* SURFACE_4BIT_INDEXED */ +#define MT_8BIT_I8 (0<<3) /* SURFACE_8BIT */ +#define MT_8BIT_L8 (1<<3) +#define MT_8BIT_A8 (4<<3) +#define MT_8BIT_MONO8 (5<<3) +#define MT_16BIT_RGB565 (0<<3) /* SURFACE_16BIT */ +#define MT_16BIT_ARGB1555 (1<<3) +#define MT_16BIT_ARGB4444 (2<<3) +#define MT_16BIT_AY88 (3<<3) +#define MT_16BIT_88DVDU (5<<3) +#define MT_16BIT_BUMP_655LDVDU (6<<3) +#define MT_16BIT_I16 (7<<3) +#define MT_16BIT_L16 (8<<3) +#define MT_16BIT_A16 (9<<3) +#define MT_32BIT_ARGB8888 (0<<3) /* SURFACE_32BIT */ +#define MT_32BIT_ABGR8888 (1<<3) +#define MT_32BIT_XRGB8888 (2<<3) +#define MT_32BIT_XBGR8888 (3<<3) +#define MT_32BIT_QWVU8888 (4<<3) +#define MT_32BIT_AXVU8888 (5<<3) +#define MT_32BIT_LXVU8888 (6<<3) +#define MT_32BIT_XLVU8888 (7<<3) +#define MT_32BIT_ARGB2101010 (8<<3) +#define MT_32BIT_ABGR2101010 (9<<3) +#define MT_32BIT_AWVU2101010 (0xA<<3) +#define MT_32BIT_GR1616 (0xB<<3) +#define MT_32BIT_VU1616 (0xC<<3) +#define MT_32BIT_xI824 (0xD<<3) +#define MT_32BIT_xA824 (0xE<<3) +#define MT_32BIT_xL824 (0xF<<3) +#define MT_422_YCRCB_SWAPY (0<<3) /* SURFACE_422 */ +#define MT_422_YCRCB_NORMAL (1<<3) +#define MT_422_YCRCB_SWAPUV (2<<3) +#define MT_422_YCRCB_SWAPUVY (3<<3) +#define MT_COMPRESS_DXT1 (0<<3) /* SURFACE_COMPRESSED */ +#define MT_COMPRESS_DXT2_3 (1<<3) +#define MT_COMPRESS_DXT4_5 (2<<3) +#define MT_COMPRESS_FXT1 (3<<3) +#define MT_COMPRESS_DXT1_RGB (4<<3) +#define MS3_USE_FENCE_REGS (1<<2) +#define MS3_TILED_SURFACE (1<<1) +#define MS3_TILE_WALK (1<<0) + +#define MS4_PITCH_SHIFT 21 +#define MS4_CUBE_FACE_ENA_NEGX (1<<20) +#define MS4_CUBE_FACE_ENA_POSX (1<<19) +#define MS4_CUBE_FACE_ENA_NEGY (1<<18) +#define MS4_CUBE_FACE_ENA_POSY (1<<17) +#define MS4_CUBE_FACE_ENA_NEGZ (1<<16) +#define MS4_CUBE_FACE_ENA_POSZ (1<<15) +#define MS4_CUBE_FACE_ENA_MASK (0x3f<<15) +#define MS4_MAX_LOD_SHIFT 9 +#define MS4_MAX_LOD_MASK (0x3f<<9) +#define MS4_MIP_LAYOUT_LEGACY (0<<8) +#define MS4_MIP_LAYOUT_BELOW_LPT (0<<8) +#define MS4_MIP_LAYOUT_RIGHT_LPT (1<<8) +#define MS4_VOLUME_DEPTH_SHIFT 0 +#define MS4_VOLUME_DEPTH_MASK (0xff<<0) + +/* p244 */ +#define _3DSTATE_SAMPLER_STATE (CMD_3D|(0x1d<<24)|(0x1<<16)) + +#define SS1_MAPMASK_SHIFT 0 +#define SS1_MAPMASK_MASK (0x8fff<<0) + +#define SS2_REVERSE_GAMMA_ENABLE (1<<31) +#define SS2_PACKED_TO_PLANAR_ENABLE (1<<30) +#define SS2_COLORSPACE_CONVERSION (1<<29) +#define SS2_CHROMAKEY_SHIFT 27 +#define SS2_BASE_MIP_LEVEL_SHIFT 22 +#define SS2_BASE_MIP_LEVEL_MASK (0x1f<<22) +#define SS2_MIP_FILTER_SHIFT 20 +#define SS2_MIP_FILTER_MASK (0x3<<20) +#define MIPFILTER_NONE 0 +#define MIPFILTER_NEAREST 1 +#define MIPFILTER_LINEAR 3 +#define SS2_MAG_FILTER_SHIFT 17 +#define SS2_MAG_FILTER_MASK (0x7<<17) +#define FILTER_NEAREST 0 +#define FILTER_LINEAR 1 +#define FILTER_ANISOTROPIC 2 +#define FILTER_4X4_1 3 +#define FILTER_4X4_2 4 +#define FILTER_4X4_FLAT 5 +#define FILTER_6X5_MONO 6 /* XXX - check */ +#define SS2_MIN_FILTER_SHIFT 14 +#define SS2_MIN_FILTER_MASK (0x7<<14) +#define SS2_LOD_BIAS_SHIFT 5 +#define SS2_LOD_BIAS_ONE (0x10<<5) +#define SS2_LOD_BIAS_MASK (0x1ff<<5) +/* Shadow requires: + * MT_X8{I,L,A}24 or MT_{I,L,A}16 texture format + * FILTER_4X4_x MIN and MAG filters + */ +#define SS2_SHADOW_ENABLE (1<<4) +#define SS2_MAX_ANISO_MASK (1<<3) +#define SS2_MAX_ANISO_2 (0<<3) +#define SS2_MAX_ANISO_4 (1<<3) +#define SS2_SHADOW_FUNC_SHIFT 0 +#define SS2_SHADOW_FUNC_MASK (0x7<<0) +/* SS2_SHADOW_FUNC values: see COMPAREFUNC_* */ + +#define SS3_MIN_LOD_SHIFT 24 +#define SS3_MIN_LOD_ONE (0x10<<24) +#define SS3_MIN_LOD_MASK (0xff<<24) +#define SS3_KILL_PIXEL_ENABLE (1<<17) +#define SS3_TCX_ADDR_MODE_SHIFT 12 +#define SS3_TCX_ADDR_MODE_MASK (0x7<<12) +#define TEXCOORDMODE_WRAP 0 +#define TEXCOORDMODE_MIRROR 1 +#define TEXCOORDMODE_CLAMP_EDGE 2 +#define TEXCOORDMODE_CUBE 3 +#define TEXCOORDMODE_CLAMP_BORDER 4 +#define TEXCOORDMODE_MIRROR_ONCE 5 +#define SS3_TCY_ADDR_MODE_SHIFT 9 +#define SS3_TCY_ADDR_MODE_MASK (0x7<<9) +#define SS3_TCZ_ADDR_MODE_SHIFT 6 +#define SS3_TCZ_ADDR_MODE_MASK (0x7<<6) +#define SS3_NORMALIZED_COORDS (1<<5) +#define SS3_TEXTUREMAP_INDEX_SHIFT 1 +#define SS3_TEXTUREMAP_INDEX_MASK (0xf<<1) +#define SS3_DEINTERLACER_ENABLE (1<<0) + +#define SS4_BORDER_COLOR_MASK (~0) + +/* 3DSTATE_SPAN_STIPPLE, p258 + */ +#define _3DSTATE_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16)) +#define ST1_ENABLE (1<<16) +#define ST1_MASK (0xffff) + +#define _3DSTATE_DEFAULT_Z ((0x3<<29)|(0x1d<<24)|(0x98<<16)) +#define _3DSTATE_DEFAULT_DIFFUSE ((0x3<<29)|(0x1d<<24)|(0x99<<16)) +#define _3DSTATE_DEFAULT_SPECULAR ((0x3<<29)|(0x1d<<24)|(0x9a<<16)) + + +#define MI_FLUSH ((0<<29)|(4<<23)) +#define FLUSH_MAP_CACHE (1<<0) +#define INHIBIT_FLUSH_RENDER_CACHE (1<<2) + + +#define CMD_3D (0x3<<29) + + +#define _3DPRIMITIVE ((0x3<<29)|(0x1f<<24)) +#define PRIM_INDIRECT (1<<23) +#define PRIM_INLINE (0<<23) +#define PRIM_INDIRECT_SEQUENTIAL (0<<17) +#define PRIM_INDIRECT_ELTS (1<<17) + +#define PRIM3D_TRILIST (0x0<<18) +#define PRIM3D_TRISTRIP (0x1<<18) +#define PRIM3D_TRISTRIP_RVRSE (0x2<<18) +#define PRIM3D_TRIFAN (0x3<<18) +#define PRIM3D_POLY (0x4<<18) +#define PRIM3D_LINELIST (0x5<<18) +#define PRIM3D_LINESTRIP (0x6<<18) +#define PRIM3D_RECTLIST (0x7<<18) +#define PRIM3D_POINTLIST (0x8<<18) +#define PRIM3D_DIB (0x9<<18) +#define PRIM3D_MASK (0x1f<<18) + +#define I915PACKCOLOR4444(r,g,b,a) \ + ((((a) & 0xf0) << 8) | (((r) & 0xf0) << 4) | ((g) & 0xf0) | ((b) >> 4)) + +#define I915PACKCOLOR1555(r,g,b,a) \ + ((((r) & 0xf8) << 7) | (((g) & 0xf8) << 2) | (((b) & 0xf8) >> 3) | \ + ((a) ? 0x8000 : 0)) + +#define I915PACKCOLOR565(r,g,b) \ + ((((r) & 0xf8) << 8) | (((g) & 0xfc) << 3) | (((b) & 0xf8) >> 3)) + +#define I915PACKCOLOR8888(r,g,b,a) \ + ((a<<24) | (r<<16) | (g<<8) | b) + + + + +#define BR00_BITBLT_CLIENT 0x40000000 +#define BR00_OP_COLOR_BLT 0x10000000 +#define BR00_OP_SRC_COPY_BLT 0x10C00000 +#define BR13_SOLID_PATTERN 0x80000000 + +#define XY_COLOR_BLT_CMD ((2<<29)|(0x50<<22)|0x4) +#define XY_COLOR_BLT_WRITE_ALPHA (1<<21) +#define XY_COLOR_BLT_WRITE_RGB (1<<20) + +#define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6) +#define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21) +#define XY_SRC_COPY_BLT_WRITE_RGB (1<<20) + +#define MI_WAIT_FOR_EVENT ((0x3<<23)) +#define MI_WAIT_FOR_PLANE_B_FLIP (1<<6) +#define MI_WAIT_FOR_PLANE_A_FLIP (1<<2) + +#define MI_BATCH_BUFFER (0x30<<23) +#define MI_BATCH_BUFFER_START (0x31<<23) +#define MI_BATCH_BUFFER_END (0xa<<23) + + + +#define COMPAREFUNC_ALWAYS 0 +#define COMPAREFUNC_NEVER 0x1 +#define COMPAREFUNC_LESS 0x2 +#define COMPAREFUNC_EQUAL 0x3 +#define COMPAREFUNC_LEQUAL 0x4 +#define COMPAREFUNC_GREATER 0x5 +#define COMPAREFUNC_NOTEQUAL 0x6 +#define COMPAREFUNC_GEQUAL 0x7 + +#define STENCILOP_KEEP 0 +#define STENCILOP_ZERO 0x1 +#define STENCILOP_REPLACE 0x2 +#define STENCILOP_INCRSAT 0x3 +#define STENCILOP_DECRSAT 0x4 +#define STENCILOP_INCR 0x5 +#define STENCILOP_DECR 0x6 +#define STENCILOP_INVERT 0x7 + +#define LOGICOP_CLEAR 0 +#define LOGICOP_NOR 0x1 +#define LOGICOP_AND_INV 0x2 +#define LOGICOP_COPY_INV 0x3 +#define LOGICOP_AND_RVRSE 0x4 +#define LOGICOP_INV 0x5 +#define LOGICOP_XOR 0x6 +#define LOGICOP_NAND 0x7 +#define LOGICOP_AND 0x8 +#define LOGICOP_EQUIV 0x9 +#define LOGICOP_NOOP 0xa +#define LOGICOP_OR_INV 0xb +#define LOGICOP_COPY 0xc +#define LOGICOP_OR_RVRSE 0xd +#define LOGICOP_OR 0xe +#define LOGICOP_SET 0xf + +#define BLENDFACT_ZERO 0x01 +#define BLENDFACT_ONE 0x02 +#define BLENDFACT_SRC_COLR 0x03 +#define BLENDFACT_INV_SRC_COLR 0x04 +#define BLENDFACT_SRC_ALPHA 0x05 +#define BLENDFACT_INV_SRC_ALPHA 0x06 +#define BLENDFACT_DST_ALPHA 0x07 +#define BLENDFACT_INV_DST_ALPHA 0x08 +#define BLENDFACT_DST_COLR 0x09 +#define BLENDFACT_INV_DST_COLR 0x0a +#define BLENDFACT_SRC_ALPHA_SATURATE 0x0b +#define BLENDFACT_CONST_COLOR 0x0c +#define BLENDFACT_INV_CONST_COLOR 0x0d +#define BLENDFACT_CONST_ALPHA 0x0e +#define BLENDFACT_INV_CONST_ALPHA 0x0f +#define BLENDFACT_MASK 0x0f + +#define PCI_CHIP_I915_G 0x2582 +#define PCI_CHIP_I915_GM 0x2592 +#define PCI_CHIP_I945_G 0x2772 +#define PCI_CHIP_I945_GM 0x27A2 +#define PCI_CHIP_I945_GME 0x27AE +#define PCI_CHIP_G33_G 0x29C2 +#define PCI_CHIP_Q35_G 0x29B2 +#define PCI_CHIP_Q33_G 0x29D2 + + +#endif diff --git a/src/gallium/drivers/i915/i915_screen.c b/src/gallium/drivers/i915/i915_screen.c new file mode 100644 index 00000000000..c66558c320e --- /dev/null +++ b/src/gallium/drivers/i915/i915_screen.c @@ -0,0 +1,298 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +#include "pipe/p_inlines.h" +#include "util/u_memory.h" +#include "util/u_string.h" + +#include "i915_reg.h" +#include "i915_context.h" +#include "i915_screen.h" +#include "i915_buffer.h" +#include "i915_texture.h" +#include "intel_winsys.h" + + +/* + * Probe functions + */ + + +static const char * +i915_get_vendor(struct pipe_screen *screen) +{ + return "VMware, Inc."; +} + +static const char * +i915_get_name(struct pipe_screen *screen) +{ + static char buffer[128]; + const char *chipset; + + switch (i915_screen(screen)->pci_id) { + case PCI_CHIP_I915_G: + chipset = "915G"; + break; + case PCI_CHIP_I915_GM: + chipset = "915GM"; + break; + case PCI_CHIP_I945_G: + chipset = "945G"; + break; + case PCI_CHIP_I945_GM: + chipset = "945GM"; + break; + case PCI_CHIP_I945_GME: + chipset = "945GME"; + break; + case PCI_CHIP_G33_G: + chipset = "G33"; + break; + case PCI_CHIP_Q35_G: + chipset = "Q35"; + break; + case PCI_CHIP_Q33_G: + chipset = "Q33"; + break; + default: + chipset = "unknown"; + break; + } + + util_snprintf(buffer, sizeof(buffer), "i915 (chipset: %s)", chipset); + return buffer; +} + +static int +i915_get_param(struct pipe_screen *screen, int param) +{ + switch (param) { + case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS: + return 8; + case PIPE_CAP_NPOT_TEXTURES: + return 1; + case PIPE_CAP_TWO_SIDED_STENCIL: + return 1; + case PIPE_CAP_GLSL: + return 0; + case PIPE_CAP_ANISOTROPIC_FILTER: + return 0; + case PIPE_CAP_POINT_SPRITE: + return 0; + case PIPE_CAP_MAX_RENDER_TARGETS: + return 1; + case PIPE_CAP_OCCLUSION_QUERY: + return 0; + case PIPE_CAP_TEXTURE_SHADOW_MAP: + return 1; + case PIPE_CAP_MAX_TEXTURE_2D_LEVELS: + return 11; /* max 1024x1024 */ + case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: + return 8; /* max 128x128x128 */ + case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: + return 11; /* max 1024x1024 */ + default: + return 0; + } +} + +static float +i915_get_paramf(struct pipe_screen *screen, int param) +{ + switch (param) { + case PIPE_CAP_MAX_LINE_WIDTH: + /* fall-through */ + case PIPE_CAP_MAX_LINE_WIDTH_AA: + return 7.5; + + case PIPE_CAP_MAX_POINT_WIDTH: + /* fall-through */ + case PIPE_CAP_MAX_POINT_WIDTH_AA: + return 255.0; + + case PIPE_CAP_MAX_TEXTURE_ANISOTROPY: + return 4.0; + + case PIPE_CAP_MAX_TEXTURE_LOD_BIAS: + return 16.0; + + default: + return 0; + } +} + +static boolean +i915_is_format_supported(struct pipe_screen *screen, + enum pipe_format format, + enum pipe_texture_target target, + unsigned tex_usage, + unsigned geom_flags) +{ + static const enum pipe_format tex_supported[] = { + PIPE_FORMAT_R8G8B8A8_UNORM, + PIPE_FORMAT_A8R8G8B8_UNORM, + PIPE_FORMAT_R5G6B5_UNORM, + PIPE_FORMAT_L8_UNORM, + PIPE_FORMAT_A8_UNORM, + PIPE_FORMAT_I8_UNORM, + PIPE_FORMAT_A8L8_UNORM, + PIPE_FORMAT_YCBCR, + PIPE_FORMAT_YCBCR_REV, + PIPE_FORMAT_S8Z24_UNORM, + PIPE_FORMAT_NONE /* list terminator */ + }; + static const enum pipe_format surface_supported[] = { + PIPE_FORMAT_A8R8G8B8_UNORM, + PIPE_FORMAT_R5G6B5_UNORM, + PIPE_FORMAT_S8Z24_UNORM, + PIPE_FORMAT_NONE /* list terminator */ + }; + const enum pipe_format *list; + uint i; + + if(tex_usage & PIPE_TEXTURE_USAGE_RENDER_TARGET) + list = surface_supported; + else + list = tex_supported; + + for (i = 0; list[i] != PIPE_FORMAT_NONE; i++) { + if (list[i] == format) + return TRUE; + } + + return FALSE; +} + + +/* + * Fence functions + */ + + +static void +i915_fence_reference(struct pipe_screen *screen, + struct pipe_fence_handle **ptr, + struct pipe_fence_handle *fence) +{ + struct i915_screen *is = i915_screen(screen); + + is->iws->fence_reference(is->iws, ptr, fence); +} + +static int +i915_fence_signalled(struct pipe_screen *screen, + struct pipe_fence_handle *fence, + unsigned flags) +{ + struct i915_screen *is = i915_screen(screen); + + return is->iws->fence_signalled(is->iws, fence); +} + +static int +i915_fence_finish(struct pipe_screen *screen, + struct pipe_fence_handle *fence, + unsigned flags) +{ + struct i915_screen *is = i915_screen(screen); + + return is->iws->fence_finish(is->iws, fence); +} + + +/* + * Generic functions + */ + + +static void +i915_destroy_screen(struct pipe_screen *screen) +{ + struct i915_screen *is = i915_screen(screen); + + if (is->iws) + is->iws->destroy(is->iws); + + FREE(is); +} + +/** + * Create a new i915_screen object + */ +struct pipe_screen * +i915_create_screen(struct intel_winsys *iws, uint pci_id) +{ + struct i915_screen *is = CALLOC_STRUCT(i915_screen); + + if (!is) + return NULL; + + switch (pci_id) { + case PCI_CHIP_I915_G: + case PCI_CHIP_I915_GM: + is->is_i945 = FALSE; + break; + + case PCI_CHIP_I945_G: + case PCI_CHIP_I945_GM: + case PCI_CHIP_I945_GME: + case PCI_CHIP_G33_G: + case PCI_CHIP_Q33_G: + case PCI_CHIP_Q35_G: + is->is_i945 = TRUE; + break; + + default: + debug_printf("%s: unknown pci id 0x%x, cannot create screen\n", + __FUNCTION__, pci_id); + return NULL; + } + + is->pci_id = pci_id; + is->iws = iws; + + is->base.winsys = NULL; + + is->base.destroy = i915_destroy_screen; + + is->base.get_name = i915_get_name; + is->base.get_vendor = i915_get_vendor; + is->base.get_param = i915_get_param; + is->base.get_paramf = i915_get_paramf; + is->base.is_format_supported = i915_is_format_supported; + + is->base.fence_reference = i915_fence_reference; + is->base.fence_signalled = i915_fence_signalled; + is->base.fence_finish = i915_fence_finish; + + i915_init_screen_texture_functions(is); + i915_init_screen_buffer_functions(is); + + return &is->base; +} diff --git a/src/gallium/drivers/i915/i915_screen.h b/src/gallium/drivers/i915/i915_screen.h new file mode 100644 index 00000000000..5126485caa7 --- /dev/null +++ b/src/gallium/drivers/i915/i915_screen.h @@ -0,0 +1,80 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef I915_SCREEN_H +#define I915_SCREEN_H + +#include "pipe/p_state.h" +#include "pipe/p_screen.h" + + +struct intel_winsys; + + +/** + * Subclass of pipe_screen + */ +struct i915_screen +{ + struct pipe_screen base; + + struct intel_winsys *iws; + + boolean is_i945; + uint pci_id; +}; + +/** + * Subclass of pipe_transfer + */ +struct i915_transfer +{ + struct pipe_transfer base; + + unsigned offset; +}; + + +/* + * Cast wrappers + */ + + +static INLINE struct i915_screen * +i915_screen(struct pipe_screen *pscreen) +{ + return (struct i915_screen *) pscreen; +} + +static INLINE struct i915_transfer * +i915_transfer(struct pipe_transfer *transfer) +{ + return (struct i915_transfer *)transfer; +} + + +#endif /* I915_SCREEN_H */ diff --git a/src/gallium/drivers/i915/i915_state.c b/src/gallium/drivers/i915/i915_state.c new file mode 100644 index 00000000000..7d48e6e84d5 --- /dev/null +++ b/src/gallium/drivers/i915/i915_state.c @@ -0,0 +1,796 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/* Authors: Keith Whitwell <[email protected]> + */ + + +#include "draw/draw_context.h" +#include "pipe/internal/p_winsys_screen.h" +#include "pipe/p_inlines.h" +#include "util/u_math.h" +#include "util/u_memory.h" +#include "tgsi/tgsi_parse.h" + +#include "i915_context.h" +#include "i915_reg.h" +#include "i915_state.h" +#include "i915_state_inlines.h" +#include "i915_fpc.h" + +/* The i915 (and related graphics cores) do not support GL_CLAMP. The + * Intel drivers for "other operating systems" implement GL_CLAMP as + * GL_CLAMP_TO_EDGE, so the same is done here. + */ +static unsigned +translate_wrap_mode(unsigned wrap) +{ + switch (wrap) { + case PIPE_TEX_WRAP_REPEAT: + return TEXCOORDMODE_WRAP; + case PIPE_TEX_WRAP_CLAMP: + return TEXCOORDMODE_CLAMP_EDGE; /* not quite correct */ + case PIPE_TEX_WRAP_CLAMP_TO_EDGE: + return TEXCOORDMODE_CLAMP_EDGE; + case PIPE_TEX_WRAP_CLAMP_TO_BORDER: + return TEXCOORDMODE_CLAMP_BORDER; +// case PIPE_TEX_WRAP_MIRRORED_REPEAT: +// return TEXCOORDMODE_MIRROR; + default: + return TEXCOORDMODE_WRAP; + } +} + +static unsigned translate_img_filter( unsigned filter ) +{ + switch (filter) { + case PIPE_TEX_FILTER_NEAREST: + return FILTER_NEAREST; + case PIPE_TEX_FILTER_LINEAR: + return FILTER_LINEAR; + case PIPE_TEX_FILTER_ANISO: + return FILTER_ANISOTROPIC; + default: + assert(0); + return FILTER_NEAREST; + } +} + +static unsigned translate_mip_filter( unsigned filter ) +{ + switch (filter) { + case PIPE_TEX_MIPFILTER_NONE: + return MIPFILTER_NONE; + case PIPE_TEX_MIPFILTER_NEAREST: + return MIPFILTER_NEAREST; + case PIPE_TEX_MIPFILTER_LINEAR: + return MIPFILTER_LINEAR; + default: + assert(0); + return MIPFILTER_NONE; + } +} + + +/* None of this state is actually used for anything yet. + */ +static void * +i915_create_blend_state(struct pipe_context *pipe, + const struct pipe_blend_state *blend) +{ + struct i915_blend_state *cso_data = CALLOC_STRUCT( i915_blend_state ); + + { + unsigned eqRGB = blend->rgb_func; + unsigned srcRGB = blend->rgb_src_factor; + unsigned dstRGB = blend->rgb_dst_factor; + + unsigned eqA = blend->alpha_func; + unsigned srcA = blend->alpha_src_factor; + unsigned dstA = blend->alpha_dst_factor; + + /* Special handling for MIN/MAX filter modes handled at + * state_tracker level. + */ + + if (srcA != srcRGB || + dstA != dstRGB || + eqA != eqRGB) { + + cso_data->iab = (_3DSTATE_INDEPENDENT_ALPHA_BLEND_CMD | + IAB_MODIFY_ENABLE | + IAB_ENABLE | + IAB_MODIFY_FUNC | + IAB_MODIFY_SRC_FACTOR | + IAB_MODIFY_DST_FACTOR | + SRC_ABLND_FACT(i915_translate_blend_factor(srcA)) | + DST_ABLND_FACT(i915_translate_blend_factor(dstA)) | + (i915_translate_blend_func(eqA) << IAB_FUNC_SHIFT)); + } + else { + cso_data->iab = (_3DSTATE_INDEPENDENT_ALPHA_BLEND_CMD | + IAB_MODIFY_ENABLE | + 0); + } + } + + cso_data->modes4 |= (_3DSTATE_MODES_4_CMD | + ENABLE_LOGIC_OP_FUNC | + LOGIC_OP_FUNC(i915_translate_logic_op(blend->logicop_func))); + + if (blend->logicop_enable) + cso_data->LIS5 |= S5_LOGICOP_ENABLE; + + if (blend->dither) + cso_data->LIS5 |= S5_COLOR_DITHER_ENABLE; + + if ((blend->colormask & PIPE_MASK_R) == 0) + cso_data->LIS5 |= S5_WRITEDISABLE_RED; + + if ((blend->colormask & PIPE_MASK_G) == 0) + cso_data->LIS5 |= S5_WRITEDISABLE_GREEN; + + if ((blend->colormask & PIPE_MASK_B) == 0) + cso_data->LIS5 |= S5_WRITEDISABLE_BLUE; + + if ((blend->colormask & PIPE_MASK_A) == 0) + cso_data->LIS5 |= S5_WRITEDISABLE_ALPHA; + + if (blend->blend_enable) { + unsigned funcRGB = blend->rgb_func; + unsigned srcRGB = blend->rgb_src_factor; + unsigned dstRGB = blend->rgb_dst_factor; + + cso_data->LIS6 |= (S6_CBUF_BLEND_ENABLE | + SRC_BLND_FACT(i915_translate_blend_factor(srcRGB)) | + DST_BLND_FACT(i915_translate_blend_factor(dstRGB)) | + (i915_translate_blend_func(funcRGB) << S6_CBUF_BLEND_FUNC_SHIFT)); + } + + return cso_data; +} + +static void i915_bind_blend_state(struct pipe_context *pipe, + void *blend) +{ + struct i915_context *i915 = i915_context(pipe); + draw_flush(i915->draw); + + i915->blend = (struct i915_blend_state*)blend; + + i915->dirty |= I915_NEW_BLEND; +} + + +static void i915_delete_blend_state(struct pipe_context *pipe, void *blend) +{ + FREE(blend); +} + +static void i915_set_blend_color( struct pipe_context *pipe, + const struct pipe_blend_color *blend_color ) +{ + struct i915_context *i915 = i915_context(pipe); + draw_flush(i915->draw); + + i915->blend_color = *blend_color; + + i915->dirty |= I915_NEW_BLEND; +} + +static void * +i915_create_sampler_state(struct pipe_context *pipe, + const struct pipe_sampler_state *sampler) +{ + struct i915_sampler_state *cso = CALLOC_STRUCT( i915_sampler_state ); + const unsigned ws = sampler->wrap_s; + const unsigned wt = sampler->wrap_t; + const unsigned wr = sampler->wrap_r; + unsigned minFilt, magFilt; + unsigned mipFilt; + + cso->templ = sampler; + + mipFilt = translate_mip_filter(sampler->min_mip_filter); + minFilt = translate_img_filter( sampler->min_img_filter ); + magFilt = translate_img_filter( sampler->mag_img_filter ); + + if (sampler->max_anisotropy > 2.0) { + cso->state[0] |= SS2_MAX_ANISO_4; + } + + { + int b = (int) (sampler->lod_bias * 16.0); + b = CLAMP(b, -256, 255); + cso->state[0] |= ((b << SS2_LOD_BIAS_SHIFT) & SS2_LOD_BIAS_MASK); + } + + /* Shadow: + */ + if (sampler->compare_mode == PIPE_TEX_COMPARE_R_TO_TEXTURE) + { + cso->state[0] |= (SS2_SHADOW_ENABLE | + i915_translate_compare_func(sampler->compare_func)); + + minFilt = FILTER_4X4_FLAT; + magFilt = FILTER_4X4_FLAT; + } + + cso->state[0] |= ((minFilt << SS2_MIN_FILTER_SHIFT) | + (mipFilt << SS2_MIP_FILTER_SHIFT) | + (magFilt << SS2_MAG_FILTER_SHIFT)); + + cso->state[1] |= + ((translate_wrap_mode(ws) << SS3_TCX_ADDR_MODE_SHIFT) | + (translate_wrap_mode(wt) << SS3_TCY_ADDR_MODE_SHIFT) | + (translate_wrap_mode(wr) << SS3_TCZ_ADDR_MODE_SHIFT)); + + if (sampler->normalized_coords) + cso->state[1] |= SS3_NORMALIZED_COORDS; + + { + int minlod = (int) (16.0 * sampler->min_lod); + int maxlod = (int) (16.0 * sampler->max_lod); + minlod = CLAMP(minlod, 0, 16 * 11); + maxlod = CLAMP(maxlod, 0, 16 * 11); + + if (minlod > maxlod) + maxlod = minlod; + + cso->minlod = minlod; + cso->maxlod = maxlod; + } + + { + ubyte r = float_to_ubyte(sampler->border_color[0]); + ubyte g = float_to_ubyte(sampler->border_color[1]); + ubyte b = float_to_ubyte(sampler->border_color[2]); + ubyte a = float_to_ubyte(sampler->border_color[3]); + cso->state[2] = I915PACKCOLOR8888(r, g, b, a); + } + return cso; +} + +static void i915_bind_sampler_states(struct pipe_context *pipe, + unsigned num, void **sampler) +{ + struct i915_context *i915 = i915_context(pipe); + unsigned i; + + assert(num <= PIPE_MAX_SAMPLERS); + + /* Check for no-op */ + if (num == i915->num_samplers && + !memcmp(i915->sampler, sampler, num * sizeof(void *))) + return; + + draw_flush(i915->draw); + + for (i = 0; i < num; ++i) + i915->sampler[i] = sampler[i]; + for (i = num; i < PIPE_MAX_SAMPLERS; ++i) + i915->sampler[i] = NULL; + + i915->num_samplers = num; + + i915->dirty |= I915_NEW_SAMPLER; +} + +static void i915_delete_sampler_state(struct pipe_context *pipe, + void *sampler) +{ + FREE(sampler); +} + + +/** XXX move someday? Or consolidate all these simple state setters + * into one file. + */ + +static void * +i915_create_depth_stencil_state(struct pipe_context *pipe, + const struct pipe_depth_stencil_alpha_state *depth_stencil) +{ + struct i915_depth_stencil_state *cso = CALLOC_STRUCT( i915_depth_stencil_state ); + + { + int testmask = depth_stencil->stencil[0].valuemask & 0xff; + int writemask = depth_stencil->stencil[0].writemask & 0xff; + + cso->stencil_modes4 |= (_3DSTATE_MODES_4_CMD | + ENABLE_STENCIL_TEST_MASK | + STENCIL_TEST_MASK(testmask) | + ENABLE_STENCIL_WRITE_MASK | + STENCIL_WRITE_MASK(writemask)); + } + + if (depth_stencil->stencil[0].enabled) { + int test = i915_translate_compare_func(depth_stencil->stencil[0].func); + int fop = i915_translate_stencil_op(depth_stencil->stencil[0].fail_op); + int dfop = i915_translate_stencil_op(depth_stencil->stencil[0].zfail_op); + int dpop = i915_translate_stencil_op(depth_stencil->stencil[0].zpass_op); + int ref = depth_stencil->stencil[0].ref_value & 0xff; + + cso->stencil_LIS5 |= (S5_STENCIL_TEST_ENABLE | + S5_STENCIL_WRITE_ENABLE | + (ref << S5_STENCIL_REF_SHIFT) | + (test << S5_STENCIL_TEST_FUNC_SHIFT) | + (fop << S5_STENCIL_FAIL_SHIFT) | + (dfop << S5_STENCIL_PASS_Z_FAIL_SHIFT) | + (dpop << S5_STENCIL_PASS_Z_PASS_SHIFT)); + } + + if (depth_stencil->stencil[1].enabled) { + int test = i915_translate_compare_func(depth_stencil->stencil[1].func); + int fop = i915_translate_stencil_op(depth_stencil->stencil[1].fail_op); + int dfop = i915_translate_stencil_op(depth_stencil->stencil[1].zfail_op); + int dpop = i915_translate_stencil_op(depth_stencil->stencil[1].zpass_op); + int ref = depth_stencil->stencil[1].ref_value & 0xff; + int tmask = depth_stencil->stencil[1].valuemask & 0xff; + int wmask = depth_stencil->stencil[1].writemask & 0xff; + + cso->bfo[0] = (_3DSTATE_BACKFACE_STENCIL_OPS | + BFO_ENABLE_STENCIL_FUNCS | + BFO_ENABLE_STENCIL_TWO_SIDE | + BFO_ENABLE_STENCIL_REF | + BFO_STENCIL_TWO_SIDE | + (ref << BFO_STENCIL_REF_SHIFT) | + (test << BFO_STENCIL_TEST_SHIFT) | + (fop << BFO_STENCIL_FAIL_SHIFT) | + (dfop << BFO_STENCIL_PASS_Z_FAIL_SHIFT) | + (dpop << BFO_STENCIL_PASS_Z_PASS_SHIFT)); + + cso->bfo[1] = (_3DSTATE_BACKFACE_STENCIL_MASKS | + BFM_ENABLE_STENCIL_TEST_MASK | + BFM_ENABLE_STENCIL_WRITE_MASK | + (tmask << BFM_STENCIL_TEST_MASK_SHIFT) | + (wmask << BFM_STENCIL_WRITE_MASK_SHIFT)); + } + else { + /* This actually disables two-side stencil: The bit set is a + * modify-enable bit to indicate we are changing the two-side + * setting. Then there is a symbolic zero to show that we are + * setting the flag to zero/off. + */ + cso->bfo[0] = (_3DSTATE_BACKFACE_STENCIL_OPS | + BFO_ENABLE_STENCIL_TWO_SIDE | + 0); + cso->bfo[1] = 0; + } + + if (depth_stencil->depth.enabled) { + int func = i915_translate_compare_func(depth_stencil->depth.func); + + cso->depth_LIS6 |= (S6_DEPTH_TEST_ENABLE | + (func << S6_DEPTH_TEST_FUNC_SHIFT)); + + if (depth_stencil->depth.writemask) + cso->depth_LIS6 |= S6_DEPTH_WRITE_ENABLE; + } + + if (depth_stencil->alpha.enabled) { + int test = i915_translate_compare_func(depth_stencil->alpha.func); + ubyte refByte = float_to_ubyte(depth_stencil->alpha.ref_value); + + cso->depth_LIS6 |= (S6_ALPHA_TEST_ENABLE | + (test << S6_ALPHA_TEST_FUNC_SHIFT) | + (((unsigned) refByte) << S6_ALPHA_REF_SHIFT)); + } + + return cso; +} + +static void i915_bind_depth_stencil_state(struct pipe_context *pipe, + void *depth_stencil) +{ + struct i915_context *i915 = i915_context(pipe); + draw_flush(i915->draw); + + i915->depth_stencil = (const struct i915_depth_stencil_state *)depth_stencil; + + i915->dirty |= I915_NEW_DEPTH_STENCIL; +} + +static void i915_delete_depth_stencil_state(struct pipe_context *pipe, + void *depth_stencil) +{ + FREE(depth_stencil); +} + + +static void i915_set_scissor_state( struct pipe_context *pipe, + const struct pipe_scissor_state *scissor ) +{ + struct i915_context *i915 = i915_context(pipe); + draw_flush(i915->draw); + + memcpy( &i915->scissor, scissor, sizeof(*scissor) ); + i915->dirty |= I915_NEW_SCISSOR; +} + + +static void i915_set_polygon_stipple( struct pipe_context *pipe, + const struct pipe_poly_stipple *stipple ) +{ +} + + + +static void * +i915_create_fs_state(struct pipe_context *pipe, + const struct pipe_shader_state *templ) +{ + struct i915_context *i915 = i915_context(pipe); + struct i915_fragment_shader *ifs = CALLOC_STRUCT(i915_fragment_shader); + if (!ifs) + return NULL; + + ifs->state.tokens = tgsi_dup_tokens(templ->tokens); + + tgsi_scan_shader(templ->tokens, &ifs->info); + + /* The shader's compiled to i915 instructions here */ + i915_translate_fragment_program(i915, ifs); + + return ifs; +} + +static void +i915_bind_fs_state(struct pipe_context *pipe, void *shader) +{ + struct i915_context *i915 = i915_context(pipe); + draw_flush(i915->draw); + + i915->fs = (struct i915_fragment_shader*) shader; + + i915->dirty |= I915_NEW_FS; +} + +static +void i915_delete_fs_state(struct pipe_context *pipe, void *shader) +{ + struct i915_fragment_shader *ifs = (struct i915_fragment_shader *) shader; + + if (ifs->program) + FREE(ifs->program); + ifs->program_len = 0; + + FREE((struct tgsi_token *)ifs->state.tokens); + + FREE(ifs); +} + + +static void * +i915_create_vs_state(struct pipe_context *pipe, + const struct pipe_shader_state *templ) +{ + struct i915_context *i915 = i915_context(pipe); + + /* just pass-through to draw module */ + return draw_create_vertex_shader(i915->draw, templ); +} + +static void i915_bind_vs_state(struct pipe_context *pipe, void *shader) +{ + struct i915_context *i915 = i915_context(pipe); + + /* just pass-through to draw module */ + draw_bind_vertex_shader(i915->draw, (struct draw_vertex_shader *) shader); + + i915->dirty |= I915_NEW_VS; +} + +static void i915_delete_vs_state(struct pipe_context *pipe, void *shader) +{ + struct i915_context *i915 = i915_context(pipe); + + /* just pass-through to draw module */ + draw_delete_vertex_shader(i915->draw, (struct draw_vertex_shader *) shader); +} + +static void i915_set_constant_buffer(struct pipe_context *pipe, + uint shader, uint index, + const struct pipe_constant_buffer *buf) +{ + struct i915_context *i915 = i915_context(pipe); + struct pipe_screen *screen = pipe->screen; + draw_flush(i915->draw); + + assert(shader < PIPE_SHADER_TYPES); + assert(index == 0); + + /* Make a copy of shader constants. + * During fragment program translation we may add additional + * constants to the array. + * + * We want to consider the situation where some user constants + * (ex: a material color) may change frequently but the shader program + * stays the same. In that case we should only be updating the first + * N constants, leaving any extras from shader translation alone. + */ + if (buf) { + void *mapped; + if (buf->buffer && buf->buffer->size && + (mapped = pipe_buffer_map(screen, buf->buffer, + PIPE_BUFFER_USAGE_CPU_READ))) { + memcpy(i915->current.constants[shader], mapped, buf->buffer->size); + pipe_buffer_unmap(screen, buf->buffer); + i915->current.num_user_constants[shader] + = buf->buffer->size / (4 * sizeof(float)); + } + else { + i915->current.num_user_constants[shader] = 0; + } + } + + i915->dirty |= I915_NEW_CONSTANTS; +} + + +static void i915_set_sampler_textures(struct pipe_context *pipe, + unsigned num, + struct pipe_texture **texture) +{ + struct i915_context *i915 = i915_context(pipe); + uint i; + + assert(num <= PIPE_MAX_SAMPLERS); + + /* Check for no-op */ + if (num == i915->num_textures && + !memcmp(i915->texture, texture, num * sizeof(struct pipe_texture *))) + return; + + /* Fixes wrong texture in texobj with VBUF */ + draw_flush(i915->draw); + + for (i = 0; i < num; i++) + pipe_texture_reference((struct pipe_texture **) &i915->texture[i], + texture[i]); + + for (i = num; i < i915->num_textures; i++) + pipe_texture_reference((struct pipe_texture **) &i915->texture[i], + NULL); + + i915->num_textures = num; + + i915->dirty |= I915_NEW_TEXTURE; +} + + + +static void i915_set_framebuffer_state(struct pipe_context *pipe, + const struct pipe_framebuffer_state *fb) +{ + struct i915_context *i915 = i915_context(pipe); + int i; + + draw_flush(i915->draw); + + i915->framebuffer.width = fb->width; + i915->framebuffer.height = fb->height; + i915->framebuffer.nr_cbufs = fb->nr_cbufs; + for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) { + pipe_surface_reference(&i915->framebuffer.cbufs[i], fb->cbufs[i]); + } + pipe_surface_reference(&i915->framebuffer.zsbuf, fb->zsbuf); + + i915->dirty |= I915_NEW_FRAMEBUFFER; +} + + + +static void i915_set_clip_state( struct pipe_context *pipe, + const struct pipe_clip_state *clip ) +{ + struct i915_context *i915 = i915_context(pipe); + draw_flush(i915->draw); + + draw_set_clip_state(i915->draw, clip); + + i915->dirty |= I915_NEW_CLIP; +} + + + +/* Called when driver state tracker notices changes to the viewport + * matrix: + */ +static void i915_set_viewport_state( struct pipe_context *pipe, + const struct pipe_viewport_state *viewport ) +{ + struct i915_context *i915 = i915_context(pipe); + + i915->viewport = *viewport; /* struct copy */ + + /* pass the viewport info to the draw module */ + draw_set_viewport_state(i915->draw, &i915->viewport); + + i915->dirty |= I915_NEW_VIEWPORT; +} + + +static void * +i915_create_rasterizer_state(struct pipe_context *pipe, + const struct pipe_rasterizer_state *rasterizer) +{ + struct i915_rasterizer_state *cso = CALLOC_STRUCT( i915_rasterizer_state ); + + cso->templ = rasterizer; + cso->color_interp = rasterizer->flatshade ? INTERP_CONSTANT : INTERP_LINEAR; + cso->light_twoside = rasterizer->light_twoside; + cso->ds[0].u = _3DSTATE_DEPTH_OFFSET_SCALE; + cso->ds[1].f = rasterizer->offset_scale; + if (rasterizer->poly_stipple_enable) { + cso->st |= ST1_ENABLE; + } + + if (rasterizer->scissor) + cso->sc[0] = _3DSTATE_SCISSOR_ENABLE_CMD | ENABLE_SCISSOR_RECT; + else + cso->sc[0] = _3DSTATE_SCISSOR_ENABLE_CMD | DISABLE_SCISSOR_RECT; + + switch (rasterizer->cull_mode) { + case PIPE_WINDING_NONE: + cso->LIS4 |= S4_CULLMODE_NONE; + break; + case PIPE_WINDING_CW: + cso->LIS4 |= S4_CULLMODE_CW; + break; + case PIPE_WINDING_CCW: + cso->LIS4 |= S4_CULLMODE_CCW; + break; + case PIPE_WINDING_BOTH: + cso->LIS4 |= S4_CULLMODE_BOTH; + break; + } + + { + int line_width = CLAMP((int)(rasterizer->line_width * 2), 1, 0xf); + + cso->LIS4 |= line_width << S4_LINE_WIDTH_SHIFT; + + if (rasterizer->line_smooth) + cso->LIS4 |= S4_LINE_ANTIALIAS_ENABLE; + } + + { + int point_size = CLAMP((int) rasterizer->point_size, 1, 0xff); + + cso->LIS4 |= point_size << S4_POINT_WIDTH_SHIFT; + } + + if (rasterizer->flatshade) { + cso->LIS4 |= (S4_FLATSHADE_ALPHA | + S4_FLATSHADE_COLOR | + S4_FLATSHADE_SPECULAR); + } + + cso->LIS7 = fui( rasterizer->offset_units ); + + + return cso; +} + +static void i915_bind_rasterizer_state( struct pipe_context *pipe, + void *raster ) +{ + struct i915_context *i915 = i915_context(pipe); + + i915->rasterizer = (struct i915_rasterizer_state *)raster; + + /* pass-through to draw module */ + draw_set_rasterizer_state(i915->draw, + (i915->rasterizer ? i915->rasterizer->templ : NULL)); + + i915->dirty |= I915_NEW_RASTERIZER; +} + +static void i915_delete_rasterizer_state(struct pipe_context *pipe, + void *raster) +{ + FREE(raster); +} + +static void i915_set_vertex_buffers(struct pipe_context *pipe, + unsigned count, + const struct pipe_vertex_buffer *buffers) +{ + struct i915_context *i915 = i915_context(pipe); + /* Because we change state before the draw_set_vertex_buffers call + * we need a flush here, just to be sure. + */ + draw_flush(i915->draw); + + memcpy(i915->vertex_buffer, buffers, count * sizeof(buffers[0])); + i915->num_vertex_buffers = count; + + /* pass-through to draw module */ + draw_set_vertex_buffers(i915->draw, count, buffers); +} + +static void i915_set_vertex_elements(struct pipe_context *pipe, + unsigned count, + const struct pipe_vertex_element *elements) +{ + struct i915_context *i915 = i915_context(pipe); + /* Because we change state before the draw_set_vertex_buffers call + * we need a flush here, just to be sure. + */ + draw_flush(i915->draw); + + i915->num_vertex_elements = count; + /* pass-through to draw module */ + draw_set_vertex_elements(i915->draw, count, elements); +} + + +static void i915_set_edgeflags(struct pipe_context *pipe, + const unsigned *bitfield) +{ + /* TODO do something here */ +} + +void +i915_init_state_functions( struct i915_context *i915 ) +{ + i915->base.set_edgeflags = i915_set_edgeflags; + i915->base.create_blend_state = i915_create_blend_state; + i915->base.bind_blend_state = i915_bind_blend_state; + i915->base.delete_blend_state = i915_delete_blend_state; + + i915->base.create_sampler_state = i915_create_sampler_state; + i915->base.bind_sampler_states = i915_bind_sampler_states; + i915->base.delete_sampler_state = i915_delete_sampler_state; + + i915->base.create_depth_stencil_alpha_state = i915_create_depth_stencil_state; + i915->base.bind_depth_stencil_alpha_state = i915_bind_depth_stencil_state; + i915->base.delete_depth_stencil_alpha_state = i915_delete_depth_stencil_state; + + i915->base.create_rasterizer_state = i915_create_rasterizer_state; + i915->base.bind_rasterizer_state = i915_bind_rasterizer_state; + i915->base.delete_rasterizer_state = i915_delete_rasterizer_state; + i915->base.create_fs_state = i915_create_fs_state; + i915->base.bind_fs_state = i915_bind_fs_state; + i915->base.delete_fs_state = i915_delete_fs_state; + i915->base.create_vs_state = i915_create_vs_state; + i915->base.bind_vs_state = i915_bind_vs_state; + i915->base.delete_vs_state = i915_delete_vs_state; + + i915->base.set_blend_color = i915_set_blend_color; + i915->base.set_clip_state = i915_set_clip_state; + i915->base.set_constant_buffer = i915_set_constant_buffer; + i915->base.set_framebuffer_state = i915_set_framebuffer_state; + + i915->base.set_polygon_stipple = i915_set_polygon_stipple; + i915->base.set_scissor_state = i915_set_scissor_state; + i915->base.set_sampler_textures = i915_set_sampler_textures; + i915->base.set_viewport_state = i915_set_viewport_state; + i915->base.set_vertex_buffers = i915_set_vertex_buffers; + i915->base.set_vertex_elements = i915_set_vertex_elements; +} diff --git a/src/gallium/drivers/i915/i915_state.h b/src/gallium/drivers/i915/i915_state.h new file mode 100644 index 00000000000..86c6b0027d5 --- /dev/null +++ b/src/gallium/drivers/i915/i915_state.h @@ -0,0 +1,50 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/* Authors: Keith Whitwell <[email protected]> + */ + +#ifndef I915_STATE_H +#define I915_STATE_H + +struct i915_context; + + +struct i915_tracked_state { + unsigned dirty; + void (*update)( struct i915_context * ); +}; + +void i915_update_immediate( struct i915_context *i915 ); +void i915_update_dynamic( struct i915_context *i915 ); +void i915_update_derived( struct i915_context *i915 ); +void i915_update_samplers( struct i915_context *i915 ); +void i915_update_textures(struct i915_context *i915); + +void i915_emit_hardware_state( struct i915_context *i915 ); + +#endif diff --git a/src/gallium/drivers/i915/i915_state_derived.c b/src/gallium/drivers/i915/i915_state_derived.c new file mode 100644 index 00000000000..178d4e8781d --- /dev/null +++ b/src/gallium/drivers/i915/i915_state_derived.c @@ -0,0 +1,183 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +#include "util/u_memory.h" +#include "pipe/p_shader_tokens.h" +#include "draw/draw_context.h" +#include "draw/draw_vertex.h" +#include "i915_context.h" +#include "i915_state.h" +#include "i915_reg.h" +#include "i915_fpc.h" + + + +/** + * Determine the hardware vertex layout. + * Depends on vertex/fragment shader state. + */ +static void calculate_vertex_layout( struct i915_context *i915 ) +{ + const struct i915_fragment_shader *fs = i915->fs; + const enum interp_mode colorInterp = i915->rasterizer->color_interp; + struct vertex_info vinfo; + boolean texCoords[8], colors[2], fog, needW; + uint i; + int src; + + memset(texCoords, 0, sizeof(texCoords)); + colors[0] = colors[1] = fog = needW = FALSE; + memset(&vinfo, 0, sizeof(vinfo)); + + /* Determine which fragment program inputs are needed. Setup HW vertex + * layout below, in the HW-specific attribute order. + */ + for (i = 0; i < fs->info.num_inputs; i++) { + switch (fs->info.input_semantic_name[i]) { + case TGSI_SEMANTIC_POSITION: + break; + case TGSI_SEMANTIC_COLOR: + assert(fs->info.input_semantic_index[i] < 2); + colors[fs->info.input_semantic_index[i]] = TRUE; + break; + case TGSI_SEMANTIC_GENERIC: + /* usually a texcoord */ + { + const uint unit = fs->info.input_semantic_index[i]; + assert(unit < 8); + texCoords[unit] = TRUE; + needW = TRUE; + } + break; + case TGSI_SEMANTIC_FOG: + fog = TRUE; + break; + default: + assert(0); + } + } + + + /* pos */ + src = draw_find_vs_output(i915->draw, TGSI_SEMANTIC_POSITION, 0); + if (needW) { + draw_emit_vertex_attr(&vinfo, EMIT_4F, INTERP_LINEAR, src); + vinfo.hwfmt[0] |= S4_VFMT_XYZW; + vinfo.attrib[0].emit = EMIT_4F; + } + else { + draw_emit_vertex_attr(&vinfo, EMIT_3F, INTERP_LINEAR, src); + vinfo.hwfmt[0] |= S4_VFMT_XYZ; + vinfo.attrib[0].emit = EMIT_3F; + } + + /* hardware point size */ + /* XXX todo */ + + /* primary color */ + if (colors[0]) { + src = draw_find_vs_output(i915->draw, TGSI_SEMANTIC_COLOR, 0); + draw_emit_vertex_attr(&vinfo, EMIT_4UB, colorInterp, src); + vinfo.hwfmt[0] |= S4_VFMT_COLOR; + } + + /* secondary color */ + if (colors[1]) { + src = draw_find_vs_output(i915->draw, TGSI_SEMANTIC_COLOR, 1); + draw_emit_vertex_attr(&vinfo, EMIT_4UB, colorInterp, src); + vinfo.hwfmt[0] |= S4_VFMT_SPEC_FOG; + } + + /* fog coord, not fog blend factor */ + if (fog) { + src = draw_find_vs_output(i915->draw, TGSI_SEMANTIC_FOG, 0); + draw_emit_vertex_attr(&vinfo, EMIT_1F, INTERP_PERSPECTIVE, src); + vinfo.hwfmt[0] |= S4_VFMT_FOG_PARAM; + } + + /* texcoords */ + for (i = 0; i < 8; i++) { + uint hwtc; + if (texCoords[i]) { + hwtc = TEXCOORDFMT_4D; + src = draw_find_vs_output(i915->draw, TGSI_SEMANTIC_GENERIC, i); + draw_emit_vertex_attr(&vinfo, EMIT_4F, INTERP_PERSPECTIVE, src); + } + else { + hwtc = TEXCOORDFMT_NOT_PRESENT; + } + vinfo.hwfmt[1] |= hwtc << (i * 4); + } + + draw_compute_vertex_size(&vinfo); + + if (memcmp(&i915->current.vertex_info, &vinfo, sizeof(vinfo))) { + /* Need to set this flag so that the LIS2/4 registers get set. + * It also means the i915_update_immediate() function must be called + * after this one, in i915_update_derived(). + */ + i915->dirty |= I915_NEW_VERTEX_FORMAT; + + memcpy(&i915->current.vertex_info, &vinfo, sizeof(vinfo)); + } +} + + + + +/* Hopefully this will remain quite simple, otherwise need to pull in + * something like the state tracker mechanism. + */ +void i915_update_derived( struct i915_context *i915 ) +{ + if (i915->dirty & (I915_NEW_RASTERIZER | I915_NEW_FS | I915_NEW_VS)) + calculate_vertex_layout( i915 ); + + if (i915->dirty & (I915_NEW_SAMPLER | I915_NEW_TEXTURE)) + i915_update_samplers(i915); + + if (i915->dirty & I915_NEW_TEXTURE) + i915_update_textures(i915); + + if (i915->dirty) + i915_update_immediate( i915 ); + + if (i915->dirty) + i915_update_dynamic( i915 ); + + if (i915->dirty & I915_NEW_FS) { + i915->hardware_dirty |= I915_HW_PROGRAM; /* XXX right? */ + } + + /* HW emit currently references framebuffer state directly: + */ + if (i915->dirty & I915_NEW_FRAMEBUFFER) + i915->hardware_dirty |= I915_HW_STATIC; + + i915->dirty = 0; +} diff --git a/src/gallium/drivers/i915/i915_state_dynamic.c b/src/gallium/drivers/i915/i915_state_dynamic.c new file mode 100644 index 00000000000..86126a5a152 --- /dev/null +++ b/src/gallium/drivers/i915/i915_state_dynamic.c @@ -0,0 +1,310 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "i915_batch.h" +#include "i915_state_inlines.h" +#include "i915_context.h" +#include "i915_reg.h" +#include "i915_state.h" +#include "util/u_math.h" +#include "util/u_memory.h" +#include "util/u_pack_color.h" + +#define FILE_DEBUG_FLAG DEBUG_STATE + +/* State that we have chosen to store in the DYNAMIC segment of the + * i915 indirect state mechanism. + * + * Can't cache these in the way we do the static state, as there is no + * start/size in the command packet, instead an 'end' value that gets + * incremented. + * + * Additionally, there seems to be a requirement to re-issue the full + * (active) state every time a 4kb boundary is crossed. + */ + +static INLINE void set_dynamic_indirect( struct i915_context *i915, + unsigned offset, + const unsigned *src, + unsigned dwords ) +{ + unsigned i; + + for (i = 0; i < dwords; i++) + i915->current.dynamic[offset + i] = src[i]; + + i915->hardware_dirty |= I915_HW_DYNAMIC; +} + + +/*********************************************************************** + * Modes4: stencil masks and logicop + */ +static void upload_MODES4( struct i915_context *i915 ) +{ + unsigned modes4 = 0; + + /* I915_NEW_STENCIL */ + modes4 |= i915->depth_stencil->stencil_modes4; + /* I915_NEW_BLEND */ + modes4 |= i915->blend->modes4; + + /* Always, so that we know when state is in-active: + */ + set_dynamic_indirect( i915, + I915_DYNAMIC_MODES4, + &modes4, + 1 ); +} + +const struct i915_tracked_state i915_upload_MODES4 = { + I915_NEW_BLEND | I915_NEW_DEPTH_STENCIL, + upload_MODES4 +}; + + + + +/*********************************************************************** + */ + +static void upload_BFO( struct i915_context *i915 ) +{ + set_dynamic_indirect( i915, + I915_DYNAMIC_BFO_0, + &(i915->depth_stencil->bfo[0]), + 2 ); +} + +const struct i915_tracked_state i915_upload_BFO = { + I915_NEW_DEPTH_STENCIL, + upload_BFO +}; + + +/*********************************************************************** + */ + + +static void upload_BLENDCOLOR( struct i915_context *i915 ) +{ + unsigned bc[2]; + + memset( bc, 0, sizeof(bc) ); + + /* I915_NEW_BLEND {_COLOR} + */ + { + const float *color = i915->blend_color.color; + + bc[0] = _3DSTATE_CONST_BLEND_COLOR_CMD; + bc[1] = pack_ui32_float4( color[0], + color[1], + color[2], + color[3] ); + } + + set_dynamic_indirect( i915, + I915_DYNAMIC_BC_0, + bc, + 2 ); +} + +const struct i915_tracked_state i915_upload_BLENDCOLOR = { + I915_NEW_BLEND, + upload_BLENDCOLOR +}; + +/*********************************************************************** + */ + + +static void upload_IAB( struct i915_context *i915 ) +{ + unsigned iab = i915->blend->iab; + + + set_dynamic_indirect( i915, + I915_DYNAMIC_IAB, + &iab, + 1 ); +} + +const struct i915_tracked_state i915_upload_IAB = { + I915_NEW_BLEND, + upload_IAB +}; + + +/*********************************************************************** + */ + + + +static void upload_DEPTHSCALE( struct i915_context *i915 ) +{ + set_dynamic_indirect( i915, + I915_DYNAMIC_DEPTHSCALE_0, + &(i915->rasterizer->ds[0].u), + 2 ); +} + +const struct i915_tracked_state i915_upload_DEPTHSCALE = { + I915_NEW_RASTERIZER, + upload_DEPTHSCALE +}; + + + +/*********************************************************************** + * Polygon stipple + * + * The i915 supports a 4x4 stipple natively, GL wants 32x32. + * Fortunately stipple is usually a repeating pattern. + * + * XXX: does stipple pattern need to be adjusted according to + * the window position? + * + * XXX: possibly need workaround for conform paths test. + */ + +static void upload_STIPPLE( struct i915_context *i915 ) +{ + unsigned st[2]; + + st[0] = _3DSTATE_STIPPLE; + st[1] = 0; + + /* I915_NEW_RASTERIZER + */ + st[1] |= i915->rasterizer->st; + + + /* I915_NEW_STIPPLE + */ + { + const ubyte *mask = (const ubyte *)i915->poly_stipple.stipple; + ubyte p[4]; + + p[0] = mask[12] & 0xf; + p[1] = mask[8] & 0xf; + p[2] = mask[4] & 0xf; + p[3] = mask[0] & 0xf; + + /* Not sure what to do about fallbacks, so for now just dont: + */ + st[1] |= ((p[0] << 0) | + (p[1] << 4) | + (p[2] << 8) | + (p[3] << 12)); + } + + + set_dynamic_indirect( i915, + I915_DYNAMIC_STP_0, + &st[0], + 2 ); +} + + +const struct i915_tracked_state i915_upload_STIPPLE = { + I915_NEW_RASTERIZER | I915_NEW_STIPPLE, + upload_STIPPLE +}; + + + +/*********************************************************************** + * Scissor. + */ +static void upload_SCISSOR_ENABLE( struct i915_context *i915 ) +{ + set_dynamic_indirect( i915, + I915_DYNAMIC_SC_ENA_0, + &(i915->rasterizer->sc[0]), + 1 ); +} + +const struct i915_tracked_state i915_upload_SCISSOR_ENABLE = { + I915_NEW_RASTERIZER, + upload_SCISSOR_ENABLE +}; + + + +static void upload_SCISSOR_RECT( struct i915_context *i915 ) +{ + unsigned x1 = i915->scissor.minx; + unsigned y1 = i915->scissor.miny; + unsigned x2 = i915->scissor.maxx; + unsigned y2 = i915->scissor.maxy; + unsigned sc[3]; + + sc[0] = _3DSTATE_SCISSOR_RECT_0_CMD; + sc[1] = (y1 << 16) | (x1 & 0xffff); + sc[2] = (y2 << 16) | (x2 & 0xffff); + + set_dynamic_indirect( i915, + I915_DYNAMIC_SC_RECT_0, + &sc[0], + 3 ); +} + + +const struct i915_tracked_state i915_upload_SCISSOR_RECT = { + I915_NEW_SCISSOR, + upload_SCISSOR_RECT +}; + + + + + + +static const struct i915_tracked_state *atoms[] = { + &i915_upload_MODES4, + &i915_upload_BFO, + &i915_upload_BLENDCOLOR, + &i915_upload_IAB, + &i915_upload_DEPTHSCALE, + &i915_upload_STIPPLE, + &i915_upload_SCISSOR_ENABLE, + &i915_upload_SCISSOR_RECT +}; + +/* These will be dynamic indirect state commands, but for now just end + * up on the batch buffer with everything else. + */ +void i915_update_dynamic( struct i915_context *i915 ) +{ + int i; + + for (i = 0; i < Elements(atoms); i++) + if (i915->dirty & atoms[i]->dirty) + atoms[i]->update( i915 ); +} + diff --git a/src/gallium/drivers/i915/i915_state_emit.c b/src/gallium/drivers/i915/i915_state_emit.c new file mode 100644 index 00000000000..a3d4e3b04e5 --- /dev/null +++ b/src/gallium/drivers/i915/i915_state_emit.c @@ -0,0 +1,402 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +#include "i915_reg.h" +#include "i915_context.h" +#include "i915_batch.h" +#include "i915_reg.h" + +#include "pipe/p_context.h" +#include "pipe/p_defines.h" + +static unsigned translate_format( enum pipe_format format ) +{ + switch (format) { + case PIPE_FORMAT_A8R8G8B8_UNORM: + return COLOR_BUF_ARGB8888; + case PIPE_FORMAT_R5G6B5_UNORM: + return COLOR_BUF_RGB565; + default: + assert(0); + return 0; + } +} + +static unsigned translate_depth_format( enum pipe_format zformat ) +{ + switch (zformat) { + case PIPE_FORMAT_S8Z24_UNORM: + return DEPTH_FRMT_24_FIXED_8_OTHER; + case PIPE_FORMAT_Z16_UNORM: + return DEPTH_FRMT_16_FIXED; + default: + assert(0); + return 0; + } +} + + +/** + * Examine framebuffer state to determine width, height. + */ +static boolean +framebuffer_size(const struct pipe_framebuffer_state *fb, + uint *width, uint *height) +{ + if (fb->cbufs[0]) { + *width = fb->cbufs[0]->width; + *height = fb->cbufs[0]->height; + return TRUE; + } + else if (fb->zsbuf) { + *width = fb->zsbuf->width; + *height = fb->zsbuf->height; + return TRUE; + } + else { + *width = *height = 0; + return FALSE; + } +} + + +/* Push the state into the sarea and/or texture memory. + */ +void +i915_emit_hardware_state(struct i915_context *i915 ) +{ + /* XXX: there must be an easier way */ + const unsigned dwords = ( 14 + + 7 + + I915_MAX_DYNAMIC + + 8 + + 2 + I915_TEX_UNITS*3 + + 2 + I915_TEX_UNITS*3 + + 2 + I915_MAX_CONSTANT*4 + +#if 0 + i915->current.program_len + +#else + i915->fs->program_len + +#endif + 6 + ) * 3/2; /* plus 50% margin */ + const unsigned relocs = ( I915_TEX_UNITS + + 3 + ) * 3/2; /* plus 50% margin */ + +#if 0 + debug_printf("i915_emit_hardware_state: %d dwords, %d relocs\n", dwords, relocs); +#endif + + if(!BEGIN_BATCH(dwords, relocs)) { + FLUSH_BATCH(NULL); + assert(BEGIN_BATCH(dwords, relocs)); + } + + /* 14 dwords, 0 relocs */ + if (i915->hardware_dirty & I915_HW_INVARIENT) + { + OUT_BATCH(_3DSTATE_AA_CMD | + AA_LINE_ECAAR_WIDTH_ENABLE | + AA_LINE_ECAAR_WIDTH_1_0 | + AA_LINE_REGION_WIDTH_ENABLE | AA_LINE_REGION_WIDTH_1_0); + + OUT_BATCH(_3DSTATE_DFLT_DIFFUSE_CMD); + OUT_BATCH(0); + + OUT_BATCH(_3DSTATE_DFLT_SPEC_CMD); + OUT_BATCH(0); + + OUT_BATCH(_3DSTATE_DFLT_Z_CMD); + OUT_BATCH(0); + + OUT_BATCH(_3DSTATE_COORD_SET_BINDINGS | + CSB_TCB(0, 0) | + CSB_TCB(1, 1) | + CSB_TCB(2, 2) | + CSB_TCB(3, 3) | + CSB_TCB(4, 4) | + CSB_TCB(5, 5) | + CSB_TCB(6, 6) | + CSB_TCB(7, 7)); + + OUT_BATCH(_3DSTATE_RASTER_RULES_CMD | + ENABLE_POINT_RASTER_RULE | + OGL_POINT_RASTER_RULE | + ENABLE_LINE_STRIP_PROVOKE_VRTX | + ENABLE_TRI_FAN_PROVOKE_VRTX | + LINE_STRIP_PROVOKE_VRTX(1) | + TRI_FAN_PROVOKE_VRTX(2) | + ENABLE_TEXKILL_3D_4D | + TEXKILL_4D); + + /* Need to initialize this to zero. + */ + OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_1 | I1_LOAD_S(3) | (0)); + OUT_BATCH(0); + + OUT_BATCH(_3DSTATE_DEPTH_SUBRECT_DISABLE); + + /* disable indirect state for now + */ + OUT_BATCH(_3DSTATE_LOAD_INDIRECT | 0); + OUT_BATCH(0); + } + + /* 7 dwords, 1 relocs */ + if (i915->hardware_dirty & I915_HW_IMMEDIATE) + { + OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_1 | + I1_LOAD_S(0) | + I1_LOAD_S(1) | + I1_LOAD_S(2) | + I1_LOAD_S(4) | + I1_LOAD_S(5) | + I1_LOAD_S(6) | + (5)); + + if(i915->vbo) + OUT_RELOC(i915->vbo, + INTEL_USAGE_VERTEX, + i915->current.immediate[I915_IMMEDIATE_S0]); + else + /* FIXME: we should not do this */ + OUT_BATCH(0); + OUT_BATCH(i915->current.immediate[I915_IMMEDIATE_S1]); + OUT_BATCH(i915->current.immediate[I915_IMMEDIATE_S2]); + OUT_BATCH(i915->current.immediate[I915_IMMEDIATE_S4]); + OUT_BATCH(i915->current.immediate[I915_IMMEDIATE_S5]); + OUT_BATCH(i915->current.immediate[I915_IMMEDIATE_S6]); + } + + /* I915_MAX_DYNAMIC dwords, 0 relocs */ + if (i915->hardware_dirty & I915_HW_DYNAMIC) + { + int i; + for (i = 0; i < I915_MAX_DYNAMIC; i++) { + OUT_BATCH(i915->current.dynamic[i]); + } + } + + /* 8 dwords, 2 relocs */ + if (i915->hardware_dirty & I915_HW_STATIC) + { + struct pipe_surface *cbuf_surface = i915->framebuffer.cbufs[0]; + struct pipe_surface *depth_surface = i915->framebuffer.zsbuf; + + if (cbuf_surface) { + unsigned ctile = BUF_3D_USE_FENCE; + struct i915_texture *tex = (struct i915_texture *) + cbuf_surface->texture; + assert(tex); + + if (tex && tex->sw_tiled) { + ctile = BUF_3D_TILED_SURFACE; + } + + OUT_BATCH(_3DSTATE_BUF_INFO_CMD); + + OUT_BATCH(BUF_3D_ID_COLOR_BACK | + BUF_3D_PITCH(tex->stride) | /* pitch in bytes */ + ctile); + + OUT_RELOC(tex->buffer, + INTEL_USAGE_RENDER, + cbuf_surface->offset); + } + + /* What happens if no zbuf?? + */ + if (depth_surface) { + unsigned ztile = BUF_3D_USE_FENCE; + struct i915_texture *tex = (struct i915_texture *) + depth_surface->texture; + assert(tex); + + if (tex && tex->sw_tiled) { + ztile = BUF_3D_TILED_SURFACE; + } + + OUT_BATCH(_3DSTATE_BUF_INFO_CMD); + + OUT_BATCH(BUF_3D_ID_DEPTH | + BUF_3D_PITCH(tex->stride) | /* pitch in bytes */ + ztile); + + OUT_RELOC(tex->buffer, + INTEL_USAGE_RENDER, + depth_surface->offset); + } + + { + unsigned cformat, zformat = 0; + + if (cbuf_surface) + cformat = cbuf_surface->format; + else + cformat = PIPE_FORMAT_A8R8G8B8_UNORM; /* arbitrary */ + cformat = translate_format(cformat); + + if (depth_surface) + zformat = translate_depth_format( i915->framebuffer.zsbuf->format ); + + OUT_BATCH(_3DSTATE_DST_BUF_VARS_CMD); + OUT_BATCH(DSTORG_HORT_BIAS(0x8) | /* .5 */ + DSTORG_VERT_BIAS(0x8) | /* .5 */ + LOD_PRECLAMP_OGL | + TEX_DEFAULT_COLOR_OGL | + cformat | + zformat ); + } + } + +#if 01 + /* texture images */ + /* 2 + I915_TEX_UNITS*3 dwords, I915_TEX_UNITS relocs */ + if (i915->hardware_dirty & (I915_HW_MAP | I915_HW_SAMPLER)) + { + const uint nr = i915->current.sampler_enable_nr; + if (nr) { + const uint enabled = i915->current.sampler_enable_flags; + uint unit; + uint count = 0; + OUT_BATCH(_3DSTATE_MAP_STATE | (3 * nr)); + OUT_BATCH(enabled); + for (unit = 0; unit < I915_TEX_UNITS; unit++) { + if (enabled & (1 << unit)) { + struct intel_buffer *buf = i915->texture[unit]->buffer; + uint offset = 0; + assert(buf); + + count++; + + OUT_RELOC(buf, INTEL_USAGE_SAMPLER, offset); + OUT_BATCH(i915->current.texbuffer[unit][0]); /* MS3 */ + OUT_BATCH(i915->current.texbuffer[unit][1]); /* MS4 */ + } + } + assert(count == nr); + } + } +#endif + +#if 01 + /* samplers */ + /* 2 + I915_TEX_UNITS*3 dwords, 0 relocs */ + if (i915->hardware_dirty & I915_HW_SAMPLER) + { + if (i915->current.sampler_enable_nr) { + int i; + + OUT_BATCH( _3DSTATE_SAMPLER_STATE | + (3 * i915->current.sampler_enable_nr) ); + + OUT_BATCH( i915->current.sampler_enable_flags ); + + for (i = 0; i < I915_TEX_UNITS; i++) { + if (i915->current.sampler_enable_flags & (1<<i)) { + OUT_BATCH( i915->current.sampler[i][0] ); + OUT_BATCH( i915->current.sampler[i][1] ); + OUT_BATCH( i915->current.sampler[i][2] ); + } + } + } + } +#endif + + /* constants */ + /* 2 + I915_MAX_CONSTANT*4 dwords, 0 relocs */ + if (i915->hardware_dirty & I915_HW_PROGRAM) + { + /* Collate the user-defined constants with the fragment shader's + * immediates according to the constant_flags[] array. + */ + const uint nr = i915->fs->num_constants; + if (nr) { + uint i; + + OUT_BATCH( _3DSTATE_PIXEL_SHADER_CONSTANTS | (nr * 4) ); + OUT_BATCH( (1 << (nr - 1)) | ((1 << (nr - 1)) - 1) ); + + for (i = 0; i < nr; i++) { + const uint *c; + if (i915->fs->constant_flags[i] == I915_CONSTFLAG_USER) { + /* grab user-defined constant */ + c = (uint *) i915->current.constants[PIPE_SHADER_FRAGMENT][i]; + } + else { + /* emit program constant */ + c = (uint *) i915->fs->constants[i]; + } +#if 0 /* debug */ + { + float *f = (float *) c; + printf("Const %2d: %f %f %f %f %s\n", i, f[0], f[1], f[2], f[3], + (i915->fs->constant_flags[i] == I915_CONSTFLAG_USER + ? "user" : "immediate")); + } +#endif + OUT_BATCH(*c++); + OUT_BATCH(*c++); + OUT_BATCH(*c++); + OUT_BATCH(*c++); + } + } + } + + /* Fragment program */ + /* i915->current.program_len dwords, 0 relocs */ + if (i915->hardware_dirty & I915_HW_PROGRAM) + { + uint i; + /* we should always have, at least, a pass-through program */ + assert(i915->fs->program_len > 0); + for (i = 0; i < i915->fs->program_len; i++) { + OUT_BATCH(i915->fs->program[i]); + } + } + + /* drawing surface size */ + /* 6 dwords, 0 relocs */ + { + uint w, h; + boolean k = framebuffer_size(&i915->framebuffer, &w, &h); + (void)k; + assert(k); + + OUT_BATCH(_3DSTATE_DRAW_RECT_CMD); + OUT_BATCH(0); + OUT_BATCH(0); + OUT_BATCH(((w - 1) & 0xffff) | ((h - 1) << 16)); + OUT_BATCH(0); + OUT_BATCH(0); + } + + + i915->hardware_dirty = 0; +} diff --git a/src/gallium/drivers/i915/i915_state_immediate.c b/src/gallium/drivers/i915/i915_state_immediate.c new file mode 100644 index 00000000000..8c16bb4e271 --- /dev/null +++ b/src/gallium/drivers/i915/i915_state_immediate.c @@ -0,0 +1,225 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + /* + * Authors: + * Keith Whitwell <[email protected]> + */ + +#include "i915_state_inlines.h" +#include "i915_context.h" +#include "i915_state.h" +#include "i915_reg.h" +#include "util/u_memory.h" + + +/* All state expressable with the LOAD_STATE_IMMEDIATE_1 packet. + * Would like to opportunistically recombine all these fragments into + * a single packet containing only what has changed, but for now emit + * as multiple packets. + */ + + + + +/*********************************************************************** + * S0,S1: Vertex buffer state. + */ +static void upload_S0S1(struct i915_context *i915) +{ + unsigned LIS0, LIS1; + + /* INTEL_NEW_VBO */ + /* TODO: re-use vertex buffers here? */ + LIS0 = i915->vbo_offset; + + /* INTEL_NEW_VERTEX_SIZE -- do this where the vertex size is calculated! + */ + { + unsigned vertex_size = i915->current.vertex_info.size; + + LIS1 = ((vertex_size << 24) | + (vertex_size << 16)); + } + + /* INTEL_NEW_VBO */ + /* TODO: use a vertex generation number to track vbo changes */ + if (1 || + i915->current.immediate[I915_IMMEDIATE_S0] != LIS0 || + i915->current.immediate[I915_IMMEDIATE_S1] != LIS1) + { + i915->current.immediate[I915_IMMEDIATE_S0] = LIS0; + i915->current.immediate[I915_IMMEDIATE_S1] = LIS1; + i915->hardware_dirty |= I915_HW_IMMEDIATE; + } +} + +const struct i915_tracked_state i915_upload_S0S1 = { + I915_NEW_VBO | I915_NEW_VERTEX_FORMAT, + upload_S0S1 +}; + + + + +/*********************************************************************** + * S4: Vertex format, rasterization state + */ +static void upload_S2S4(struct i915_context *i915) +{ + unsigned LIS2, LIS4; + + /* I915_NEW_VERTEX_FORMAT */ + { + LIS2 = i915->current.vertex_info.hwfmt[1]; + LIS4 = i915->current.vertex_info.hwfmt[0]; + /* + debug_printf("LIS2: 0x%x LIS4: 0x%x\n", LIS2, LIS4); + */ + assert(LIS4); /* should never be zero? */ + } + + LIS4 |= i915->rasterizer->LIS4; + + if (LIS2 != i915->current.immediate[I915_IMMEDIATE_S2] || + LIS4 != i915->current.immediate[I915_IMMEDIATE_S4]) { + + i915->current.immediate[I915_IMMEDIATE_S2] = LIS2; + i915->current.immediate[I915_IMMEDIATE_S4] = LIS4; + i915->hardware_dirty |= I915_HW_IMMEDIATE; + } +} + + +const struct i915_tracked_state i915_upload_S2S4 = { + I915_NEW_RASTERIZER | I915_NEW_VERTEX_FORMAT, + upload_S2S4 +}; + + + +/*********************************************************************** + * + */ +static void upload_S5( struct i915_context *i915 ) +{ + unsigned LIS5 = 0; + + LIS5 |= i915->depth_stencil->stencil_LIS5; + + LIS5 |= i915->blend->LIS5; + +#if 0 + /* I915_NEW_RASTERIZER */ + if (i915->state.Polygon->OffsetFill) { + LIS5 |= S5_GLOBAL_DEPTH_OFFSET_ENABLE; + } +#endif + + + if (LIS5 != i915->current.immediate[I915_IMMEDIATE_S5]) { + i915->current.immediate[I915_IMMEDIATE_S5] = LIS5; + i915->hardware_dirty |= I915_HW_IMMEDIATE; + } +} + +const struct i915_tracked_state i915_upload_S5 = { + (I915_NEW_DEPTH_STENCIL | I915_NEW_BLEND | I915_NEW_RASTERIZER), + upload_S5 +}; + + +/*********************************************************************** + */ +static void upload_S6( struct i915_context *i915 ) +{ + unsigned LIS6 = (2 << S6_TRISTRIP_PV_SHIFT); + + /* I915_NEW_FRAMEBUFFER + */ + if (i915->framebuffer.cbufs[0]) + LIS6 |= S6_COLOR_WRITE_ENABLE; + + /* I915_NEW_BLEND + */ + LIS6 |= i915->blend->LIS6; + + /* I915_NEW_DEPTH + */ + LIS6 |= i915->depth_stencil->depth_LIS6; + + if (LIS6 != i915->current.immediate[I915_IMMEDIATE_S6]) { + i915->current.immediate[I915_IMMEDIATE_S6] = LIS6; + i915->hardware_dirty |= I915_HW_IMMEDIATE; + } +} + +const struct i915_tracked_state i915_upload_S6 = { + I915_NEW_BLEND | I915_NEW_DEPTH_STENCIL | I915_NEW_FRAMEBUFFER, + upload_S6 +}; + + +/*********************************************************************** + */ +static void upload_S7( struct i915_context *i915 ) +{ + unsigned LIS7; + + /* I915_NEW_RASTERIZER + */ + LIS7 = i915->rasterizer->LIS7; + + if (LIS7 != i915->current.immediate[I915_IMMEDIATE_S7]) { + i915->current.immediate[I915_IMMEDIATE_S7] = LIS7; + i915->hardware_dirty |= I915_HW_IMMEDIATE; + } +} + +const struct i915_tracked_state i915_upload_S7 = { + I915_NEW_RASTERIZER, + upload_S7 +}; + + +static const struct i915_tracked_state *atoms[] = { + &i915_upload_S0S1, + &i915_upload_S2S4, + &i915_upload_S5, + &i915_upload_S6, + &i915_upload_S7 +}; + +/* + */ +void i915_update_immediate( struct i915_context *i915 ) +{ + int i; + + for (i = 0; i < Elements(atoms); i++) + if (i915->dirty & atoms[i]->dirty) + atoms[i]->update( i915 ); +} diff --git a/src/gallium/drivers/i915/i915_state_inlines.h b/src/gallium/drivers/i915/i915_state_inlines.h new file mode 100644 index 00000000000..378de8f9c48 --- /dev/null +++ b/src/gallium/drivers/i915/i915_state_inlines.h @@ -0,0 +1,230 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef I915_STATE_INLINES_H +#define I915_STATE_INLINES_H + +#include "pipe/p_compiler.h" +#include "pipe/p_defines.h" +#include "i915_reg.h" + + +static INLINE unsigned +i915_translate_compare_func(unsigned func) +{ + switch (func) { + case PIPE_FUNC_NEVER: + return COMPAREFUNC_NEVER; + case PIPE_FUNC_LESS: + return COMPAREFUNC_LESS; + case PIPE_FUNC_LEQUAL: + return COMPAREFUNC_LEQUAL; + case PIPE_FUNC_GREATER: + return COMPAREFUNC_GREATER; + case PIPE_FUNC_GEQUAL: + return COMPAREFUNC_GEQUAL; + case PIPE_FUNC_NOTEQUAL: + return COMPAREFUNC_NOTEQUAL; + case PIPE_FUNC_EQUAL: + return COMPAREFUNC_EQUAL; + case PIPE_FUNC_ALWAYS: + return COMPAREFUNC_ALWAYS; + default: + return COMPAREFUNC_ALWAYS; + } +} + +static INLINE unsigned +i915_translate_stencil_op(unsigned op) +{ + switch (op) { + case PIPE_STENCIL_OP_KEEP: + return STENCILOP_KEEP; + case PIPE_STENCIL_OP_ZERO: + return STENCILOP_ZERO; + case PIPE_STENCIL_OP_REPLACE: + return STENCILOP_REPLACE; + case PIPE_STENCIL_OP_INCR: + return STENCILOP_INCRSAT; + case PIPE_STENCIL_OP_DECR: + return STENCILOP_DECRSAT; + case PIPE_STENCIL_OP_INCR_WRAP: + return STENCILOP_INCR; + case PIPE_STENCIL_OP_DECR_WRAP: + return STENCILOP_DECR; + case PIPE_STENCIL_OP_INVERT: + return STENCILOP_INVERT; + default: + return STENCILOP_ZERO; + } +} + +static INLINE unsigned +i915_translate_blend_factor(unsigned factor) +{ + switch (factor) { + case PIPE_BLENDFACTOR_ZERO: + return BLENDFACT_ZERO; + case PIPE_BLENDFACTOR_SRC_ALPHA: + return BLENDFACT_SRC_ALPHA; + case PIPE_BLENDFACTOR_ONE: + return BLENDFACT_ONE; + case PIPE_BLENDFACTOR_SRC_COLOR: + return BLENDFACT_SRC_COLR; + case PIPE_BLENDFACTOR_INV_SRC_COLOR: + return BLENDFACT_INV_SRC_COLR; + case PIPE_BLENDFACTOR_DST_COLOR: + return BLENDFACT_DST_COLR; + case PIPE_BLENDFACTOR_INV_DST_COLOR: + return BLENDFACT_INV_DST_COLR; + case PIPE_BLENDFACTOR_INV_SRC_ALPHA: + return BLENDFACT_INV_SRC_ALPHA; + case PIPE_BLENDFACTOR_DST_ALPHA: + return BLENDFACT_DST_ALPHA; + case PIPE_BLENDFACTOR_INV_DST_ALPHA: + return BLENDFACT_INV_DST_ALPHA; + case PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE: + return BLENDFACT_SRC_ALPHA_SATURATE; + case PIPE_BLENDFACTOR_CONST_COLOR: + return BLENDFACT_CONST_COLOR; + case PIPE_BLENDFACTOR_INV_CONST_COLOR: + return BLENDFACT_INV_CONST_COLOR; + case PIPE_BLENDFACTOR_CONST_ALPHA: + return BLENDFACT_CONST_ALPHA; + case PIPE_BLENDFACTOR_INV_CONST_ALPHA: + return BLENDFACT_INV_CONST_ALPHA; + default: + return BLENDFACT_ZERO; + } +} + +static INLINE unsigned +i915_translate_blend_func(unsigned mode) +{ + switch (mode) { + case PIPE_BLEND_ADD: + return BLENDFUNC_ADD; + case PIPE_BLEND_MIN: + return BLENDFUNC_MIN; + case PIPE_BLEND_MAX: + return BLENDFUNC_MAX; + case PIPE_BLEND_SUBTRACT: + return BLENDFUNC_SUBTRACT; + case PIPE_BLEND_REVERSE_SUBTRACT: + return BLENDFUNC_REVERSE_SUBTRACT; + default: + return 0; + } +} + + +static INLINE unsigned +i915_translate_logic_op(unsigned opcode) +{ + switch (opcode) { + case PIPE_LOGICOP_CLEAR: + return LOGICOP_CLEAR; + case PIPE_LOGICOP_AND: + return LOGICOP_AND; + case PIPE_LOGICOP_AND_REVERSE: + return LOGICOP_AND_RVRSE; + case PIPE_LOGICOP_COPY: + return LOGICOP_COPY; + case PIPE_LOGICOP_COPY_INVERTED: + return LOGICOP_COPY_INV; + case PIPE_LOGICOP_AND_INVERTED: + return LOGICOP_AND_INV; + case PIPE_LOGICOP_NOOP: + return LOGICOP_NOOP; + case PIPE_LOGICOP_XOR: + return LOGICOP_XOR; + case PIPE_LOGICOP_OR: + return LOGICOP_OR; + case PIPE_LOGICOP_OR_INVERTED: + return LOGICOP_OR_INV; + case PIPE_LOGICOP_NOR: + return LOGICOP_NOR; + case PIPE_LOGICOP_EQUIV: + return LOGICOP_EQUIV; + case PIPE_LOGICOP_INVERT: + return LOGICOP_INV; + case PIPE_LOGICOP_OR_REVERSE: + return LOGICOP_OR_RVRSE; + case PIPE_LOGICOP_NAND: + return LOGICOP_NAND; + case PIPE_LOGICOP_SET: + return LOGICOP_SET; + default: + return LOGICOP_SET; + } +} + + + +static INLINE boolean i915_validate_vertices( unsigned hw_prim, unsigned nr ) +{ + boolean ok; + + switch (hw_prim) { + case PRIM3D_POINTLIST: + ok = (nr >= 1); + assert(ok); + break; + case PRIM3D_LINELIST: + ok = (nr >= 2) && (nr % 2) == 0; + assert(ok); + break; + case PRIM3D_LINESTRIP: + ok = (nr >= 2); + assert(ok); + break; + case PRIM3D_TRILIST: + ok = (nr >= 3) && (nr % 3) == 0; + assert(ok); + break; + case PRIM3D_TRISTRIP: + ok = (nr >= 3); + assert(ok); + break; + case PRIM3D_TRIFAN: + ok = (nr >= 3); + assert(ok); + break; + case PRIM3D_POLY: + ok = (nr >= 3); + assert(ok); + break; + default: + assert(0); + ok = 0; + break; + } + + return ok; +} + +#endif diff --git a/src/gallium/drivers/i915/i915_state_sampler.c b/src/gallium/drivers/i915/i915_state_sampler.c new file mode 100644 index 00000000000..c5e9084d12e --- /dev/null +++ b/src/gallium/drivers/i915/i915_state_sampler.c @@ -0,0 +1,299 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "pipe/p_context.h" +#include "pipe/p_state.h" +#include "util/u_memory.h" + +#include "i915_state_inlines.h" +#include "i915_context.h" +#include "i915_reg.h" +#include "i915_state.h" + + +/* + * A note about min_lod & max_lod. + * + * There is a circular dependancy between the sampler state + * and the map state to be submitted to hw. + * + * Two condition must be meet: + * min_lod =< max_lod == true + * max_lod =< last_level == true + * + * + * This is all fine and dandy if it where for the fact that max_lod + * is set on the map state instead of the sampler state. That is + * the max_lod we submit on map is: + * max_lod = MIN2(last_level, max_lod); + * + * So we need to update the map state when we change samplers and + * we need to be change the sampler state when map state is changed. + * The first part is done by calling i915_update_texture in + * i915_update_samplers and the second part is done else where in + * code tracking the state changes. + */ + +static void +i915_update_texture(struct i915_context *i915, + uint unit, + const struct i915_texture *tex, + const struct i915_sampler_state *sampler, + uint state[6]); +/** + * Compute i915 texture sampling state. + * + * Recalculate all state from scratch. Perhaps not the most + * efficient, but this has gotten complex enough that we need + * something which is understandable and reliable. + * \param state returns the 3 words of compute state + */ +static void update_sampler(struct i915_context *i915, + uint unit, + const struct i915_sampler_state *sampler, + const struct i915_texture *tex, + unsigned state[3] ) +{ + const struct pipe_texture *pt = &tex->base; + unsigned minlod, lastlod; + + /* Need to do this after updating the maps, which call the + * intel_finalize_mipmap_tree and hence can update firstLevel: + */ + state[0] = sampler->state[0]; + state[1] = sampler->state[1]; + state[2] = sampler->state[2]; + + if (pt->format == PIPE_FORMAT_YCBCR || + pt->format == PIPE_FORMAT_YCBCR_REV) + state[0] |= SS2_COLORSPACE_CONVERSION; + + /* 3D textures don't seem to respect the border color. + * Fallback if there's ever a danger that they might refer to + * it. + * + * Effectively this means fallback on 3D clamp or + * clamp_to_border. + * + * XXX: Check if this is true on i945. + * XXX: Check if this bug got fixed in release silicon. + */ +#if 0 + { + const unsigned ws = sampler->templ->wrap_s; + const unsigned wt = sampler->templ->wrap_t; + const unsigned wr = sampler->templ->wrap_r; + if (pt->target == PIPE_TEXTURE_3D && + (sampler->templ->min_img_filter != PIPE_TEX_FILTER_NEAREST || + sampler->templ->mag_img_filter != PIPE_TEX_FILTER_NEAREST) && + (ws == PIPE_TEX_WRAP_CLAMP || + wt == PIPE_TEX_WRAP_CLAMP || + wr == PIPE_TEX_WRAP_CLAMP || + ws == PIPE_TEX_WRAP_CLAMP_TO_BORDER || + wt == PIPE_TEX_WRAP_CLAMP_TO_BORDER || + wr == PIPE_TEX_WRAP_CLAMP_TO_BORDER)) { + if (i915->conformance_mode > 0) { + assert(0); + /* sampler->fallback = true; */ + /* TODO */ + } + } + } +#endif + + /* See note at the top of file */ + minlod = sampler->minlod; + lastlod = pt->last_level << 4; + + if (lastlod < minlod) { + minlod = lastlod; + } + + state[1] |= (sampler->minlod << SS3_MIN_LOD_SHIFT); + state[1] |= (unit << SS3_TEXTUREMAP_INDEX_SHIFT); +} + + +void i915_update_samplers( struct i915_context *i915 ) +{ + uint unit; + + i915->current.sampler_enable_nr = 0; + i915->current.sampler_enable_flags = 0x0; + + for (unit = 0; unit < i915->num_textures && unit < i915->num_samplers; + unit++) { + /* determine unit enable/disable by looking for a bound texture */ + /* could also examine the fragment program? */ + if (i915->texture[unit]) { + update_sampler( i915, + unit, + i915->sampler[unit], /* sampler state */ + i915->texture[unit], /* texture */ + i915->current.sampler[unit] /* the result */ + ); + i915_update_texture( i915, + unit, + i915->texture[unit], /* texture */ + i915->sampler[unit], /* sampler state */ + i915->current.texbuffer[unit] ); + + i915->current.sampler_enable_nr++; + i915->current.sampler_enable_flags |= (1 << unit); + } + } + + i915->hardware_dirty |= I915_HW_SAMPLER | I915_HW_MAP; +} + + +static uint +translate_texture_format(enum pipe_format pipeFormat) +{ + switch (pipeFormat) { + case PIPE_FORMAT_L8_UNORM: + return MAPSURF_8BIT | MT_8BIT_L8; + case PIPE_FORMAT_I8_UNORM: + return MAPSURF_8BIT | MT_8BIT_I8; + case PIPE_FORMAT_A8_UNORM: + return MAPSURF_8BIT | MT_8BIT_A8; + case PIPE_FORMAT_A8L8_UNORM: + return MAPSURF_16BIT | MT_16BIT_AY88; + case PIPE_FORMAT_R5G6B5_UNORM: + return MAPSURF_16BIT | MT_16BIT_RGB565; + case PIPE_FORMAT_A1R5G5B5_UNORM: + return MAPSURF_16BIT | MT_16BIT_ARGB1555; + case PIPE_FORMAT_A4R4G4B4_UNORM: + return MAPSURF_16BIT | MT_16BIT_ARGB4444; + case PIPE_FORMAT_A8R8G8B8_UNORM: + return MAPSURF_32BIT | MT_32BIT_ARGB8888; + case PIPE_FORMAT_YCBCR_REV: + return (MAPSURF_422 | MT_422_YCRCB_NORMAL); + case PIPE_FORMAT_YCBCR: + return (MAPSURF_422 | MT_422_YCRCB_SWAPY); +#if 0 + case PIPE_FORMAT_RGB_FXT1: + case PIPE_FORMAT_RGBA_FXT1: + return (MAPSURF_COMPRESSED | MT_COMPRESS_FXT1); +#endif + case PIPE_FORMAT_Z16_UNORM: + return (MAPSURF_16BIT | MT_16BIT_L16); +#if 0 + case PIPE_FORMAT_RGBA_DXT1: + case PIPE_FORMAT_RGB_DXT1: + return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT1); + case PIPE_FORMAT_RGBA_DXT3: + return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT2_3); + case PIPE_FORMAT_RGBA_DXT5: + return (MAPSURF_COMPRESSED | MT_COMPRESS_DXT4_5); +#endif + case PIPE_FORMAT_S8Z24_UNORM: + return (MAPSURF_32BIT | MT_32BIT_xI824); + default: + debug_printf("i915: translate_texture_format() bad image format %x\n", + pipeFormat); + assert(0); + return 0; + } +} + + +static void +i915_update_texture(struct i915_context *i915, + uint unit, + const struct i915_texture *tex, + const struct i915_sampler_state *sampler, + uint state[6]) +{ + const struct pipe_texture *pt = &tex->base; + uint format, pitch; + const uint width = pt->width[0], height = pt->height[0], depth = pt->depth[0]; + const uint num_levels = pt->last_level; + unsigned max_lod = num_levels * 4; + unsigned tiled = MS3_USE_FENCE_REGS; + + assert(tex); + assert(width); + assert(height); + assert(depth); + + format = translate_texture_format(pt->format); + pitch = tex->stride; + + assert(format); + assert(pitch); + + if (tex->sw_tiled) { + assert(!((pitch - 1) & pitch)); + tiled = MS3_TILED_SURFACE; + } + + /* MS3 state */ + state[0] = + (((height - 1) << MS3_HEIGHT_SHIFT) + | ((width - 1) << MS3_WIDTH_SHIFT) + | format + | tiled); + + /* + * XXX When min_filter != mag_filter and there's just one mipmap level, + * set max_lod = 1 to make sure i915 chooses between min/mag filtering. + */ + + /* See note at the top of file */ + if (max_lod > (sampler->maxlod >> 2)) + max_lod = sampler->maxlod >> 2; + + /* MS4 state */ + state[1] = + ((((pitch / 4) - 1) << MS4_PITCH_SHIFT) + | MS4_CUBE_FACE_ENA_MASK + | ((max_lod) << MS4_MAX_LOD_SHIFT) + | ((depth - 1) << MS4_VOLUME_DEPTH_SHIFT)); +} + + +void +i915_update_textures(struct i915_context *i915) +{ + uint unit; + + for (unit = 0; unit < i915->num_textures && unit < i915->num_samplers; + unit++) { + /* determine unit enable/disable by looking for a bound texture */ + /* could also examine the fragment program? */ + if (i915->texture[unit]) { + i915_update_texture( i915, + unit, + i915->texture[unit], /* texture */ + i915->sampler[unit], /* sampler state */ + i915->current.texbuffer[unit] ); + } + } + + i915->hardware_dirty |= I915_HW_MAP; +} diff --git a/src/gallium/drivers/i915/i915_surface.c b/src/gallium/drivers/i915/i915_surface.c new file mode 100644 index 00000000000..ab8331f3e64 --- /dev/null +++ b/src/gallium/drivers/i915/i915_surface.c @@ -0,0 +1,94 @@ +/************************************************************************** + * + * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#include "i915_context.h" +#include "i915_blit.h" +#include "i915_state.h" +#include "pipe/p_defines.h" +#include "pipe/p_inlines.h" +#include "pipe/p_inlines.h" +#include "pipe/internal/p_winsys_screen.h" +#include "util/u_tile.h" +#include "util/u_rect.h" + + +/* Assumes all values are within bounds -- no checking at this level - + * do it higher up if required. + */ +static void +i915_surface_copy(struct pipe_context *pipe, + struct pipe_surface *dst, + unsigned dstx, unsigned dsty, + struct pipe_surface *src, + unsigned srcx, unsigned srcy, unsigned width, unsigned height) +{ + struct i915_texture *dst_tex = (struct i915_texture *)dst->texture; + struct i915_texture *src_tex = (struct i915_texture *)src->texture; + + assert( dst != src ); + assert( dst_tex->base.block.size == src_tex->base.block.size ); + assert( dst_tex->base.block.width == src_tex->base.block.height ); + assert( dst_tex->base.block.height == src_tex->base.block.height ); + assert( dst_tex->base.block.width == 1 ); + assert( dst_tex->base.block.height == 1 ); + + i915_copy_blit( i915_context(pipe), + FALSE, + dst_tex->base.block.size, + (unsigned short) src_tex->stride, src_tex->buffer, src->offset, + (unsigned short) dst_tex->stride, dst_tex->buffer, dst->offset, + (short) srcx, (short) srcy, (short) dstx, (short) dsty, (short) width, (short) height ); +} + + +static void +i915_surface_fill(struct pipe_context *pipe, + struct pipe_surface *dst, + unsigned dstx, unsigned dsty, + unsigned width, unsigned height, unsigned value) +{ + struct i915_texture *tex = (struct i915_texture *)dst->texture; + + assert(tex->base.block.width == 1); + assert(tex->base.block.height == 1); + + i915_fill_blit( i915_context(pipe), + tex->base.block.size, + (unsigned short) tex->stride, + tex->buffer, dst->offset, + (short) dstx, (short) dsty, + (short) width, (short) height, + value ); +} + + +void +i915_init_surface_functions(struct i915_context *i915) +{ + i915->base.surface_copy = i915_surface_copy; + i915->base.surface_fill = i915_surface_fill; +} diff --git a/src/gallium/drivers/i915/i915_texture.c b/src/gallium/drivers/i915/i915_texture.c new file mode 100644 index 00000000000..286c9ace8e5 --- /dev/null +++ b/src/gallium/drivers/i915/i915_texture.c @@ -0,0 +1,958 @@ +/************************************************************************** + * + * Copyright 2006 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + /* + * Authors: + * Keith Whitwell <[email protected]> + * Michel Dänzer <[email protected]> + */ + +#include "pipe/p_state.h" +#include "pipe/p_context.h" +#include "pipe/p_defines.h" +#include "pipe/p_inlines.h" +#include "pipe/internal/p_winsys_screen.h" +#include "util/u_math.h" +#include "util/u_memory.h" + +#include "i915_context.h" +#include "i915_texture.h" +#include "i915_debug.h" +#include "i915_screen.h" +#include "intel_winsys.h" + + +/* + * Helper function and arrays + */ + + +/** + * Initial offset for Cube map. + */ +static const int initial_offsets[6][2] = { + {0, 0}, + {0, 2}, + {1, 0}, + {1, 2}, + {1, 1}, + {1, 3} +}; + +/** + * Step offsets for Cube map. + */ +static const int step_offsets[6][2] = { + {0, 2}, + {0, 2}, + {-1, 2}, + {-1, 2}, + {-1, 1}, + {-1, 1} +}; + +static unsigned +power_of_two(unsigned x) +{ + unsigned value = 1; + while (value < x) + value = value << 1; + return value; +} + +static unsigned +round_up(unsigned n, unsigned multiple) +{ + return (n + multiple - 1) & ~(multiple - 1); +} + + +/* + * More advanced helper funcs + */ + + +static void +i915_miptree_set_level_info(struct i915_texture *tex, + unsigned level, + unsigned nr_images, + unsigned w, unsigned h, unsigned d) +{ + struct pipe_texture *pt = &tex->base; + + assert(level < PIPE_MAX_TEXTURE_LEVELS); + + pt->width[level] = w; + pt->height[level] = h; + pt->depth[level] = d; + + pt->nblocksx[level] = pf_get_nblocksx(&pt->block, w); + pt->nblocksy[level] = pf_get_nblocksy(&pt->block, h); + + tex->nr_images[level] = nr_images; + + /* + DBG("%s level %d size: %d,%d,%d offset %d,%d (0x%x)\n", __FUNCTION__, + level, w, h, d, x, y, tex->level_offset[level]); + */ + + /* Not sure when this would happen, but anyway: + */ + if (tex->image_offset[level]) { + FREE(tex->image_offset[level]); + tex->image_offset[level] = NULL; + } + + assert(nr_images); + assert(!tex->image_offset[level]); + + tex->image_offset[level] = (unsigned *) MALLOC(nr_images * sizeof(unsigned)); + tex->image_offset[level][0] = 0; +} + +static void +i915_miptree_set_image_offset(struct i915_texture *tex, + unsigned level, unsigned img, unsigned x, unsigned y) +{ + if (img == 0 && level == 0) + assert(x == 0 && y == 0); + + assert(img < tex->nr_images[level]); + + tex->image_offset[level][img] = y * tex->stride + x * tex->base.block.size; + + /* + printf("%s level %d img %d pos %d,%d image_offset %x\n", + __FUNCTION__, level, img, x, y, tex->image_offset[level][img]); + */ +} + + +/* + * i915 layout functions, some used by i945 + */ + + +/** + * Special case to deal with scanout textures. + */ +static boolean +i915_scanout_layout(struct i915_texture *tex) +{ + struct pipe_texture *pt = &tex->base; + + if (pt->last_level > 0 || pt->block.size != 4) + return FALSE; + + i915_miptree_set_level_info(tex, 0, 1, + tex->base.width[0], + tex->base.height[0], + 1); + i915_miptree_set_image_offset(tex, 0, 0, 0, 0); + + if (tex->base.width[0] >= 240) { + tex->stride = power_of_two(tex->base.nblocksx[0] * pt->block.size); + tex->total_nblocksy = round_up(tex->base.nblocksy[0], 8); + tex->hw_tiled = INTEL_TILE_X; + } else if (tex->base.width[0] == 64 && tex->base.height[0] == 64) { + tex->stride = power_of_two(tex->base.nblocksx[0] * pt->block.size); + tex->total_nblocksy = round_up(tex->base.nblocksy[0], 8); + } else { + return FALSE; + } + + debug_printf("%s size: %d,%d,%d offset %d,%d (0x%x)\n", __FUNCTION__, + tex->base.width[0], tex->base.height[0], pt->block.size, + tex->stride, tex->total_nblocksy, tex->stride * tex->total_nblocksy); + + return TRUE; +} + +/** + * Special case to deal with shared textures. + */ +static boolean +i915_display_target_layout(struct i915_texture *tex) +{ + struct pipe_texture *pt = &tex->base; + + if (pt->last_level > 0 || pt->block.size != 4) + return FALSE; + + /* fallback to normal textures for small textures */ + if (tex->base.width[0] < 240) + return FALSE; + + i915_miptree_set_level_info(tex, 0, 1, + tex->base.width[0], + tex->base.height[0], + 1); + i915_miptree_set_image_offset(tex, 0, 0, 0, 0); + + tex->stride = power_of_two(tex->base.nblocksx[0] * pt->block.size); + tex->total_nblocksy = round_up(tex->base.nblocksy[0], 8); + tex->hw_tiled = INTEL_TILE_X; + + debug_printf("%s size: %d,%d,%d offset %d,%d (0x%x)\n", __FUNCTION__, + tex->base.width[0], tex->base.height[0], pt->block.size, + tex->stride, tex->total_nblocksy, tex->stride * tex->total_nblocksy); + + return TRUE; +} + +static void +i915_miptree_layout_2d(struct i915_texture *tex) +{ + struct pipe_texture *pt = &tex->base; + unsigned level; + unsigned width = pt->width[0]; + unsigned height = pt->height[0]; + unsigned nblocksx = pt->nblocksx[0]; + unsigned nblocksy = pt->nblocksy[0]; + + /* used for scanouts that need special layouts */ + if (tex->base.tex_usage & PIPE_TEXTURE_USAGE_PRIMARY) + if (i915_scanout_layout(tex)) + return; + + /* for shared buffers we use some very like scanout */ + if (tex->base.tex_usage & PIPE_TEXTURE_USAGE_DISPLAY_TARGET) + if (i915_display_target_layout(tex)) + return; + + tex->stride = round_up(pt->nblocksx[0] * pt->block.size, 4); + tex->total_nblocksy = 0; + + for (level = 0; level <= pt->last_level; level++) { + i915_miptree_set_level_info(tex, level, 1, width, height, 1); + i915_miptree_set_image_offset(tex, level, 0, 0, tex->total_nblocksy); + + nblocksy = round_up(MAX2(2, nblocksy), 2); + + tex->total_nblocksy += nblocksy; + + width = minify(width); + height = minify(height); + nblocksx = pf_get_nblocksx(&pt->block, width); + nblocksy = pf_get_nblocksy(&pt->block, height); + } +} + +static void +i915_miptree_layout_3d(struct i915_texture *tex) +{ + struct pipe_texture *pt = &tex->base; + unsigned level; + + unsigned width = pt->width[0]; + unsigned height = pt->height[0]; + unsigned depth = pt->depth[0]; + unsigned nblocksx = pt->nblocksx[0]; + unsigned nblocksy = pt->nblocksy[0]; + unsigned stack_nblocksy = 0; + + /* Calculate the size of a single slice. + */ + tex->stride = round_up(pt->nblocksx[0] * pt->block.size, 4); + + /* XXX: hardware expects/requires 9 levels at minimum. + */ + for (level = 0; level <= MAX2(8, pt->last_level); level++) { + i915_miptree_set_level_info(tex, level, depth, width, height, depth); + + stack_nblocksy += MAX2(2, nblocksy); + + width = minify(width); + height = minify(height); + depth = minify(depth); + nblocksx = pf_get_nblocksx(&pt->block, width); + nblocksy = pf_get_nblocksy(&pt->block, height); + } + + /* Fixup depth image_offsets: + */ + depth = pt->depth[0]; + for (level = 0; level <= pt->last_level; level++) { + unsigned i; + for (i = 0; i < depth; i++) + i915_miptree_set_image_offset(tex, level, i, 0, i * stack_nblocksy); + + depth = minify(depth); + } + + /* Multiply slice size by texture depth for total size. It's + * remarkable how wasteful of memory the i915 texture layouts + * are. They are largely fixed in the i945. + */ + tex->total_nblocksy = stack_nblocksy * pt->depth[0]; +} + +static void +i915_miptree_layout_cube(struct i915_texture *tex) +{ + struct pipe_texture *pt = &tex->base; + unsigned width = pt->width[0], height = pt->height[0]; + const unsigned nblocks = pt->nblocksx[0]; + unsigned level; + unsigned face; + + assert(width == height); /* cubemap images are square */ + + /* double pitch for cube layouts */ + tex->stride = round_up(nblocks * pt->block.size * 2, 4); + tex->total_nblocksy = nblocks * 4; + + for (level = 0; level <= pt->last_level; level++) { + i915_miptree_set_level_info(tex, level, 6, width, height, 1); + width /= 2; + height /= 2; + } + + for (face = 0; face < 6; face++) { + unsigned x = initial_offsets[face][0] * nblocks; + unsigned y = initial_offsets[face][1] * nblocks; + unsigned d = nblocks; + + for (level = 0; level <= pt->last_level; level++) { + i915_miptree_set_image_offset(tex, level, face, x, y); + d >>= 1; + x += step_offsets[face][0] * d; + y += step_offsets[face][1] * d; + } + } +} + +static boolean +i915_miptree_layout(struct i915_texture * tex) +{ + struct pipe_texture *pt = &tex->base; + + switch (pt->target) { + case PIPE_TEXTURE_1D: + case PIPE_TEXTURE_2D: + i915_miptree_layout_2d(tex); + break; + case PIPE_TEXTURE_3D: + i915_miptree_layout_3d(tex); + break; + case PIPE_TEXTURE_CUBE: + i915_miptree_layout_cube(tex); + break; + default: + assert(0); + return FALSE; + } + + return TRUE; +} + + +/* + * i945 layout functions + */ + + +static void +i945_miptree_layout_2d(struct i915_texture *tex) +{ + struct pipe_texture *pt = &tex->base; + const int align_x = 2, align_y = 4; + unsigned level; + unsigned x = 0; + unsigned y = 0; + unsigned width = pt->width[0]; + unsigned height = pt->height[0]; + unsigned nblocksx = pt->nblocksx[0]; + unsigned nblocksy = pt->nblocksy[0]; + + /* used for scanouts that need special layouts */ + if (tex->base.tex_usage & PIPE_TEXTURE_USAGE_PRIMARY) + if (i915_scanout_layout(tex)) + return; + + /* for shared buffers we use some very like scanout */ + if (tex->base.tex_usage & PIPE_TEXTURE_USAGE_DISPLAY_TARGET) + if (i915_display_target_layout(tex)) + return; + + tex->stride = round_up(pt->nblocksx[0] * pt->block.size, 4); + + /* May need to adjust pitch to accomodate the placement of + * the 2nd mipmap level. This occurs when the alignment + * constraints of mipmap placement push the right edge of the + * 2nd mipmap level out past the width of its parent. + */ + if (pt->last_level > 0) { + unsigned mip1_nblocksx + = align(pf_get_nblocksx(&pt->block, minify(width)), align_x) + + pf_get_nblocksx(&pt->block, minify(minify(width))); + + if (mip1_nblocksx > nblocksx) + tex->stride = mip1_nblocksx * pt->block.size; + } + + /* Pitch must be a whole number of dwords + */ + tex->stride = align(tex->stride, 64); + tex->total_nblocksy = 0; + + for (level = 0; level <= pt->last_level; level++) { + i915_miptree_set_level_info(tex, level, 1, width, height, 1); + i915_miptree_set_image_offset(tex, level, 0, x, y); + + nblocksy = align(nblocksy, align_y); + + /* Because the images are packed better, the final offset + * might not be the maximal one: + */ + tex->total_nblocksy = MAX2(tex->total_nblocksy, y + nblocksy); + + /* Layout_below: step right after second mipmap level. + */ + if (level == 1) { + x += align(nblocksx, align_x); + } + else { + y += nblocksy; + } + + width = minify(width); + height = minify(height); + nblocksx = pf_get_nblocksx(&pt->block, width); + nblocksy = pf_get_nblocksy(&pt->block, height); + } +} + +static void +i945_miptree_layout_3d(struct i915_texture *tex) +{ + struct pipe_texture *pt = &tex->base; + unsigned width = pt->width[0]; + unsigned height = pt->height[0]; + unsigned depth = pt->depth[0]; + unsigned nblocksx = pt->nblocksx[0]; + unsigned nblocksy = pt->nblocksy[0]; + unsigned pack_x_pitch, pack_x_nr; + unsigned pack_y_pitch; + unsigned level; + + tex->stride = round_up(pt->nblocksx[0] * pt->block.size, 4); + tex->total_nblocksy = 0; + + pack_y_pitch = MAX2(pt->nblocksy[0], 2); + pack_x_pitch = tex->stride / pt->block.size; + pack_x_nr = 1; + + for (level = 0; level <= pt->last_level; level++) { + int x = 0; + int y = 0; + unsigned q, j; + + i915_miptree_set_level_info(tex, level, depth, width, height, depth); + + for (q = 0; q < depth;) { + for (j = 0; j < pack_x_nr && q < depth; j++, q++) { + i915_miptree_set_image_offset(tex, level, q, x, y + tex->total_nblocksy); + x += pack_x_pitch; + } + + x = 0; + y += pack_y_pitch; + } + + tex->total_nblocksy += y; + + if (pack_x_pitch > 4) { + pack_x_pitch >>= 1; + pack_x_nr <<= 1; + assert(pack_x_pitch * pack_x_nr * pt->block.size <= tex->stride); + } + + if (pack_y_pitch > 2) { + pack_y_pitch >>= 1; + } + + width = minify(width); + height = minify(height); + depth = minify(depth); + nblocksx = pf_get_nblocksx(&pt->block, width); + nblocksy = pf_get_nblocksy(&pt->block, height); + } +} + +static void +i945_miptree_layout_cube(struct i915_texture *tex) +{ + struct pipe_texture *pt = &tex->base; + unsigned level; + + const unsigned nblocks = pt->nblocksx[0]; + unsigned face; + unsigned width = pt->width[0]; + unsigned height = pt->height[0]; + + /* + printf("%s %i, %i\n", __FUNCTION__, pt->width[0], pt->height[0]); + */ + + assert(width == height); /* cubemap images are square */ + + /* + * XXX Should only be used for compressed formats. But lets + * keep this code active just in case. + * + * Depending on the size of the largest images, pitch can be + * determined either by the old-style packing of cubemap faces, + * or the final row of 4x4, 2x2 and 1x1 faces below this. + */ + if (nblocks > 32) + tex->stride = round_up(nblocks * pt->block.size * 2, 4); + else + tex->stride = 14 * 8 * pt->block.size; + + tex->total_nblocksy = nblocks * 4; + + /* Set all the levels to effectively occupy the whole rectangular region. + */ + for (level = 0; level <= pt->last_level; level++) { + i915_miptree_set_level_info(tex, level, 6, width, height, 1); + width /= 2; + height /= 2; + } + + for (face = 0; face < 6; face++) { + unsigned x = initial_offsets[face][0] * nblocks; + unsigned y = initial_offsets[face][1] * nblocks; + unsigned d = nblocks; + +#if 0 /* Fix and enable this code for compressed formats */ + if (nblocks == 4 && face >= 4) { + y = tex->total_height - 4; + x = (face - 4) * 8; + } + else if (nblocks < 4 && (face > 0)) { + y = tex->total_height - 4; + x = face * 8; + } +#endif + + for (level = 0; level <= pt->last_level; level++) { + i915_miptree_set_image_offset(tex, level, face, x, y); + + d >>= 1; + +#if 0 /* Fix and enable this code for compressed formats */ + switch (d) { + case 4: + switch (face) { + case PIPE_TEX_FACE_POS_X: + case PIPE_TEX_FACE_NEG_X: + x += step_offsets[face][0] * d; + y += step_offsets[face][1] * d; + break; + case PIPE_TEX_FACE_POS_Y: + case PIPE_TEX_FACE_NEG_Y: + y += 12; + x -= 8; + break; + case PIPE_TEX_FACE_POS_Z: + case PIPE_TEX_FACE_NEG_Z: + y = tex->total_height - 4; + x = (face - 4) * 8; + break; + } + case 2: + y = tex->total_height - 4; + x = 16 + face * 8; + break; + + case 1: + x += 48; + break; + default: +#endif + x += step_offsets[face][0] * d; + y += step_offsets[face][1] * d; +#if 0 + break; + } +#endif + } + } +} + +static boolean +i945_miptree_layout(struct i915_texture * tex) +{ + struct pipe_texture *pt = &tex->base; + + switch (pt->target) { + case PIPE_TEXTURE_1D: + case PIPE_TEXTURE_2D: + i945_miptree_layout_2d(tex); + break; + case PIPE_TEXTURE_3D: + i945_miptree_layout_3d(tex); + break; + case PIPE_TEXTURE_CUBE: + i945_miptree_layout_cube(tex); + break; + default: + assert(0); + return FALSE; + } + + return TRUE; +} + + +/* + * Screen texture functions + */ + + +static struct pipe_texture * +i915_texture_create(struct pipe_screen *screen, + const struct pipe_texture *templat) +{ + struct i915_screen *is = i915_screen(screen); + struct intel_winsys *iws = is->iws; + struct i915_texture *tex = CALLOC_STRUCT(i915_texture); + size_t tex_size; + unsigned buf_usage = 0; + + if (!tex) + return NULL; + + tex->base = *templat; + pipe_reference_init(&tex->base.reference, 1); + tex->base.screen = screen; + + tex->base.nblocksx[0] = pf_get_nblocksx(&tex->base.block, tex->base.width[0]); + tex->base.nblocksy[0] = pf_get_nblocksy(&tex->base.block, tex->base.height[0]); + + if (is->is_i945) { + if (!i945_miptree_layout(tex)) + goto fail; + } else { + if (!i915_miptree_layout(tex)) + goto fail; + } + + tex_size = tex->stride * tex->total_nblocksy; + + + + /* for scanouts and cursors, cursors arn't scanouts */ + if (templat->tex_usage & PIPE_TEXTURE_USAGE_PRIMARY && templat->width[0] != 64) + buf_usage = INTEL_NEW_SCANOUT; + else + buf_usage = INTEL_NEW_TEXTURE; + + tex->buffer = iws->buffer_create(iws, tex_size, 64, buf_usage); + if (!tex->buffer) + goto fail; + + /* setup any hw fences */ + if (tex->hw_tiled) { + assert(tex->sw_tiled == INTEL_TILE_NONE); + iws->buffer_set_fence_reg(iws, tex->buffer, tex->stride, tex->hw_tiled); + } + + +#if 0 + void *ptr = ws->buffer_map(ws, tex->buffer, + PIPE_BUFFER_USAGE_CPU_WRITE); + memset(ptr, 0x80, tex_size); + ws->buffer_unmap(ws, tex->buffer); +#endif + + return &tex->base; + +fail: + FREE(tex); + return NULL; +} + +static struct pipe_texture * +i915_texture_blanket(struct pipe_screen * screen, + const struct pipe_texture *base, + const unsigned *stride, + struct pipe_buffer *buffer) +{ +#if 0 + struct i915_texture *tex; + assert(screen); + + /* Only supports one type */ + if (base->target != PIPE_TEXTURE_2D || + base->last_level != 0 || + base->depth[0] != 1) { + return NULL; + } + + tex = CALLOC_STRUCT(i915_texture); + if (!tex) + return NULL; + + tex->base = *base; + pipe_reference_init(&tex->base.reference, 1); + tex->base.screen = screen; + + tex->stride = stride[0]; + + i915_miptree_set_level_info(tex, 0, 1, base->width[0], base->height[0], 1); + i915_miptree_set_image_offset(tex, 0, 0, 0, 0); + + pipe_buffer_reference(&tex->buffer, buffer); + + return &tex->base; +#else + return NULL; +#endif +} + +static void +i915_texture_destroy(struct pipe_texture *pt) +{ + struct i915_texture *tex = (struct i915_texture *)pt; + struct intel_winsys *iws = i915_screen(pt->screen)->iws; + uint i; + + /* + DBG("%s deleting %p\n", __FUNCTION__, (void *) tex); + */ + + iws->buffer_destroy(iws, tex->buffer); + + for (i = 0; i < PIPE_MAX_TEXTURE_LEVELS; i++) + if (tex->image_offset[i]) + FREE(tex->image_offset[i]); + + FREE(tex); +} + + +/* + * Screen surface functions + */ + + +static struct pipe_surface * +i915_get_tex_surface(struct pipe_screen *screen, + struct pipe_texture *pt, + unsigned face, unsigned level, unsigned zslice, + unsigned flags) +{ + struct i915_texture *tex = (struct i915_texture *)pt; + struct pipe_surface *ps; + unsigned offset; /* in bytes */ + + if (pt->target == PIPE_TEXTURE_CUBE) { + offset = tex->image_offset[level][face]; + } + else if (pt->target == PIPE_TEXTURE_3D) { + offset = tex->image_offset[level][zslice]; + } + else { + offset = tex->image_offset[level][0]; + assert(face == 0); + assert(zslice == 0); + } + + ps = CALLOC_STRUCT(pipe_surface); + if (ps) { + pipe_reference_init(&ps->reference, 1); + pipe_texture_reference(&ps->texture, pt); + ps->format = pt->format; + ps->width = pt->width[level]; + ps->height = pt->height[level]; + ps->offset = offset; + ps->usage = flags; + } + return ps; +} + +static void +i915_tex_surface_destroy(struct pipe_surface *surf) +{ + pipe_texture_reference(&surf->texture, NULL); + FREE(surf); +} + + +/* + * Screen transfer functions + */ + + +static struct pipe_transfer* +i915_get_tex_transfer(struct pipe_screen *screen, + struct pipe_texture *texture, + unsigned face, unsigned level, unsigned zslice, + enum pipe_transfer_usage usage, unsigned x, unsigned y, + unsigned w, unsigned h) +{ + struct i915_texture *tex = (struct i915_texture *)texture; + struct i915_transfer *trans; + unsigned offset; /* in bytes */ + + if (texture->target == PIPE_TEXTURE_CUBE) { + offset = tex->image_offset[level][face]; + } + else if (texture->target == PIPE_TEXTURE_3D) { + offset = tex->image_offset[level][zslice]; + } + else { + offset = tex->image_offset[level][0]; + assert(face == 0); + assert(zslice == 0); + } + + trans = CALLOC_STRUCT(i915_transfer); + if (trans) { + pipe_texture_reference(&trans->base.texture, texture); + trans->base.format = trans->base.format; + trans->base.x = x; + trans->base.y = y; + trans->base.width = w; + trans->base.height = h; + trans->base.block = texture->block; + trans->base.nblocksx = texture->nblocksx[level]; + trans->base.nblocksy = texture->nblocksy[level]; + trans->base.stride = tex->stride; + trans->offset = offset; + trans->base.usage = usage; + } + return &trans->base; +} + +static void * +i915_transfer_map(struct pipe_screen *screen, + struct pipe_transfer *transfer) +{ + struct i915_texture *tex = (struct i915_texture *)transfer->texture; + struct intel_winsys *iws = i915_screen(tex->base.screen)->iws; + char *map; + boolean write = FALSE; + + if (transfer->usage & PIPE_TRANSFER_WRITE) + write = TRUE; + + map = iws->buffer_map(iws, tex->buffer, write); + if (map == NULL) + return NULL; + + return map + i915_transfer(transfer)->offset + + transfer->y / transfer->block.height * transfer->stride + + transfer->x / transfer->block.width * transfer->block.size; +} + +static void +i915_transfer_unmap(struct pipe_screen *screen, + struct pipe_transfer *transfer) +{ + struct i915_texture *tex = (struct i915_texture *)transfer->texture; + struct intel_winsys *iws = i915_screen(tex->base.screen)->iws; + iws->buffer_unmap(iws, tex->buffer); +} + +static void +i915_tex_transfer_destroy(struct pipe_transfer *trans) +{ + pipe_texture_reference(&trans->texture, NULL); + FREE(trans); +} + + +/* + * Other texture functions + */ + + +void +i915_init_screen_texture_functions(struct i915_screen *is) +{ + is->base.texture_create = i915_texture_create; + is->base.texture_blanket = i915_texture_blanket; + is->base.texture_destroy = i915_texture_destroy; + is->base.get_tex_surface = i915_get_tex_surface; + is->base.tex_surface_destroy = i915_tex_surface_destroy; + is->base.get_tex_transfer = i915_get_tex_transfer; + is->base.transfer_map = i915_transfer_map; + is->base.transfer_unmap = i915_transfer_unmap; + is->base.tex_transfer_destroy = i915_tex_transfer_destroy; +} + +struct pipe_texture * +i915_texture_blanket_intel(struct pipe_screen *screen, + struct pipe_texture *base, + unsigned stride, + struct intel_buffer *buffer) +{ + struct i915_texture *tex; + assert(screen); + + /* Only supports one type */ + if (base->target != PIPE_TEXTURE_2D || + base->last_level != 0 || + base->depth[0] != 1) { + return NULL; + } + + tex = CALLOC_STRUCT(i915_texture); + if (!tex) + return NULL; + + tex->base = *base; + pipe_reference_init(&tex->base.reference, 1); + tex->base.screen = screen; + + tex->stride = stride; + + i915_miptree_set_level_info(tex, 0, 1, base->width[0], base->height[0], 1); + i915_miptree_set_image_offset(tex, 0, 0, 0, 0); + + tex->buffer = buffer; + + return &tex->base; +} + +boolean +i915_get_texture_buffer_intel(struct pipe_texture *texture, + struct intel_buffer **buffer, + unsigned *stride) +{ + struct i915_texture *tex = (struct i915_texture *)texture; + + if (!texture) + return FALSE; + + *stride = tex->stride; + *buffer = tex->buffer; + + return TRUE; +} diff --git a/src/gallium/drivers/i915/i915_texture.h b/src/gallium/drivers/i915/i915_texture.h new file mode 100644 index 00000000000..51a1dd984c8 --- /dev/null +++ b/src/gallium/drivers/i915/i915_texture.h @@ -0,0 +1,36 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef I915_TEXTURE_H +#define I915_TEXTURE_H + +struct i915_screen; + +extern void +i915_init_screen_texture_functions(struct i915_screen *is); + +#endif /* I915_TEXTURE_H */ diff --git a/src/gallium/drivers/i915/intel_batchbuffer.h b/src/gallium/drivers/i915/intel_batchbuffer.h new file mode 100644 index 00000000000..db12dfd2ac2 --- /dev/null +++ b/src/gallium/drivers/i915/intel_batchbuffer.h @@ -0,0 +1,87 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef INTEL_BATCH_H +#define INTEL_BATCH_H + +#include "intel_winsys.h" + +static INLINE boolean +intel_batchbuffer_check(struct intel_batchbuffer *batch, + size_t dwords, + size_t relocs) +{ + return dwords * 4 <= batch->size - (batch->ptr - batch->map) && + relocs <= (batch->max_relocs - batch->relocs); +} + +static INLINE size_t +intel_batchbuffer_space(struct intel_batchbuffer *batch) +{ + return batch->size - (batch->ptr - batch->map); +} + +static INLINE void +intel_batchbuffer_dword(struct intel_batchbuffer *batch, + unsigned dword) +{ + if (intel_batchbuffer_space(batch) < 4) + return; + + *(unsigned *)batch->ptr = dword; + batch->ptr += 4; +} + +static INLINE void +intel_batchbuffer_write(struct intel_batchbuffer *batch, + void *data, + size_t size) +{ + if (intel_batchbuffer_space(batch) < size) + return; + + memcpy(data, batch->ptr, size); + batch->ptr += size; +} + +static INLINE int +intel_batchbuffer_reloc(struct intel_batchbuffer *batch, + struct intel_buffer *buffer, + enum intel_buffer_usage usage, + size_t offset) +{ + return batch->iws->batchbuffer_reloc(batch, buffer, usage, offset); +} + +static INLINE void +intel_batchbuffer_flush(struct intel_batchbuffer *batch, + struct pipe_fence_handle **fence) +{ + batch->iws->batchbuffer_flush(batch, fence); +} + +#endif diff --git a/src/gallium/drivers/i915/intel_winsys.h b/src/gallium/drivers/i915/intel_winsys.h new file mode 100644 index 00000000000..42c5e7470ec --- /dev/null +++ b/src/gallium/drivers/i915/intel_winsys.h @@ -0,0 +1,230 @@ +/************************************************************************** + * + * Copyright © 2009 Jakob Bornecrantz + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef INTEL_WINSYS_H +#define INTEL_WINSYS_H + +#include "pipe/p_compiler.h" + +struct intel_winsys; +struct intel_buffer; +struct intel_batchbuffer; +struct pipe_texture; +struct pipe_fence_handle; + +enum intel_buffer_usage +{ + /* use on textures */ + INTEL_USAGE_RENDER = 0x01, + INTEL_USAGE_SAMPLER = 0x02, + INTEL_USAGE_2D_TARGET = 0x04, + INTEL_USAGE_2D_SOURCE = 0x08, + /* use on vertex */ + INTEL_USAGE_VERTEX = 0x10, +}; + +enum intel_buffer_type +{ + INTEL_NEW_TEXTURE, + INTEL_NEW_SCANOUT, /**< a texture used for scanning out from */ + INTEL_NEW_VERTEX, +}; + +enum intel_buffer_tile +{ + INTEL_TILE_NONE, + INTEL_TILE_X, + INTEL_TILE_Y, +}; + +struct intel_batchbuffer { + + struct intel_winsys *iws; + + /** + * Values exported to speed up the writing the batchbuffer, + * instead of having to go trough a accesor function for + * each dword written. + */ + /*{@*/ + uint8_t *map; + uint8_t *ptr; + size_t size; + + size_t relocs; + size_t max_relocs; + /*@}*/ +}; + +struct intel_winsys { + + /** + * Batchbuffer functions. + */ + /*@{*/ + /** + * Create a new batchbuffer. + */ + struct intel_batchbuffer *(*batchbuffer_create)(struct intel_winsys *iws); + + /** + * Emit a relocation to a buffer. + * Target position in batchbuffer is the same as ptr. + * + * @batch + * @reloc buffer address to be inserted into target. + * @usage how is the hardware going to use the buffer. + * @offset add this to the reloc buffers address + * @target buffer where to write the address, null for batchbuffer. + */ + int (*batchbuffer_reloc)(struct intel_batchbuffer *batch, + struct intel_buffer *reloc, + enum intel_buffer_usage usage, + unsigned offset); + + /** + * Flush a bufferbatch. + */ + void (*batchbuffer_flush)(struct intel_batchbuffer *batch, + struct pipe_fence_handle **fence); + + /** + * Destroy a batchbuffer. + */ + void (*batchbuffer_destroy)(struct intel_batchbuffer *batch); + /*@}*/ + + + /** + * Buffer functions. + */ + /*@{*/ + /** + * Create a buffer. + */ + struct intel_buffer *(*buffer_create)(struct intel_winsys *iws, + unsigned size, unsigned alignment, + enum intel_buffer_type type); + + /** + * Fence a buffer with a fence reg. + * Not to be confused with pipe_fence_handle. + */ + int (*buffer_set_fence_reg)(struct intel_winsys *iws, + struct intel_buffer *buffer, + unsigned stride, + enum intel_buffer_tile tile); + + /** + * Map a buffer. + */ + void *(*buffer_map)(struct intel_winsys *iws, + struct intel_buffer *buffer, + boolean write); + + /** + * Unmap a buffer. + */ + void (*buffer_unmap)(struct intel_winsys *iws, + struct intel_buffer *buffer); + + /** + * Write to a buffer. + * + * Arguments follows pwrite(2) + */ + int (*buffer_write)(struct intel_winsys *iws, + struct intel_buffer *dst, + const void *src, + size_t size, + size_t offset); + + void (*buffer_destroy)(struct intel_winsys *iws, + struct intel_buffer *buffer); + /*@}*/ + + + /** + * Fence functions. + */ + /*@{*/ + /** + * Reference fence and set ptr to fence. + */ + void (*fence_reference)(struct intel_winsys *iws, + struct pipe_fence_handle **ptr, + struct pipe_fence_handle *fence); + + /** + * Check if a fence has finished. + */ + int (*fence_signalled)(struct intel_winsys *iws, + struct pipe_fence_handle *fence); + + /** + * Wait on a fence to finish. + */ + int (*fence_finish)(struct intel_winsys *iws, + struct pipe_fence_handle *fence); + /*@}*/ + + + /** + * Destroy the winsys. + */ + void (*destroy)(struct intel_winsys *iws); +}; + + +/** + * Create i915 pipe_screen. + */ +struct pipe_screen *i915_create_screen(struct intel_winsys *iws, unsigned pci_id); + +/** + * Create a i915 pipe_context. + */ +struct pipe_context *i915_create_context(struct pipe_screen *screen); + +/** + * Get the intel_winsys buffer backing the texture. + * + * TODO UGLY + */ +boolean i915_get_texture_buffer_intel(struct pipe_texture *texture, + struct intel_buffer **buffer, + unsigned *stride); + +/** + * Wrap a intel_winsys buffer with a texture blanket. + * + * TODO UGLY + */ +struct pipe_texture * i915_texture_blanket_intel(struct pipe_screen *screen, + struct pipe_texture *tmplt, + unsigned pitch, + struct intel_buffer *buffer); + +#endif |