summaryrefslogtreecommitdiffstats
path: root/src/mesa/pipe/i915simple
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/pipe/i915simple')
-rw-r--r--src/mesa/pipe/i915simple/Makefile31
-rw-r--r--src/mesa/pipe/i915simple/i915_batch.h44
-rw-r--r--src/mesa/pipe/i915simple/i915_blit.c157
-rw-r--r--src/mesa/pipe/i915simple/i915_blit.h54
-rw-r--r--src/mesa/pipe/i915simple/i915_buffer.c121
-rw-r--r--src/mesa/pipe/i915simple/i915_clear.c55
-rw-r--r--src/mesa/pipe/i915simple/i915_context.c180
-rw-r--r--src/mesa/pipe/i915simple/i915_context.h122
-rw-r--r--src/mesa/pipe/i915simple/i915_debug.c337
-rw-r--r--src/mesa/pipe/i915simple/i915_debug.h39
-rw-r--r--src/mesa/pipe/i915simple/i915_prim_emit.c201
-rw-r--r--src/mesa/pipe/i915simple/i915_reg.h965
-rw-r--r--src/mesa/pipe/i915simple/i915_regions.c304
-rw-r--r--src/mesa/pipe/i915simple/i915_regions.h141
-rw-r--r--src/mesa/pipe/i915simple/i915_state.c238
-rw-r--r--src/mesa/pipe/i915simple/i915_state.h40
-rw-r--r--src/mesa/pipe/i915simple/i915_state_derived.c186
-rw-r--r--src/mesa/pipe/i915simple/i915_state_draw.c37
-rw-r--r--src/mesa/pipe/i915simple/i915_state_emit.c241
-rw-r--r--src/mesa/pipe/i915simple/i915_state_fragprog.c67
-rw-r--r--src/mesa/pipe/i915simple/i915_state_vertex.c145
-rw-r--r--src/mesa/pipe/i915simple/i915_surface.c52
-rw-r--r--src/mesa/pipe/i915simple/i915_winsys.h128
23 files changed, 3885 insertions, 0 deletions
diff --git a/src/mesa/pipe/i915simple/Makefile b/src/mesa/pipe/i915simple/Makefile
new file mode 100644
index 00000000000..4170349893c
--- /dev/null
+++ b/src/mesa/pipe/i915simple/Makefile
@@ -0,0 +1,31 @@
+
+TOP = ../../../..
+include $(TOP)/configs/current
+
+LIBNAME = i915simple
+
+DRIVER_SOURCES = \
+ i915_blit.c \
+ i915_buffer.c \
+ i915_clear.c \
+ i915_context.c \
+ i915_context.c \
+ i915_debug.c \
+ i915_regions.c \
+ i915_state.c \
+ i915_state_derived.c \
+ i915_state_emit.c \
+ i915_state_fragprog.c \
+ i915_prim_emit.c \
+ i915_surface.c
+
+C_SOURCES = \
+ $(COMMON_SOURCES) \
+ $(DRIVER_SOURCES)
+
+ASM_SOURCES =
+
+include ../Makefile.template
+
+symlinks:
+
diff --git a/src/mesa/pipe/i915simple/i915_batch.h b/src/mesa/pipe/i915simple/i915_batch.h
new file mode 100644
index 00000000000..77008eee140
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_batch.h
@@ -0,0 +1,44 @@
+/**************************************************************************
+ *
+ * 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
+
+#define BATCH_LOCALS
+
+#define BEGIN_BATCH( dwords, relocs ) \
+ i915->winsys->batch_start( i915->winsys, dwords, relocs )
+
+#define OUT_BATCH( dword ) \
+ i915->winsys->batch_dword( i915->winsys, dword )
+
+#define OUT_RELOC( buf, flags, delta ) \
+ i915->winsys->batch_reloc( i915->winsys, buf, flags, delta )
+
+#define ADVANCE_BATCH()
+
+#endif
diff --git a/src/mesa/pipe/i915simple/i915_blit.c b/src/mesa/pipe/i915simple/i915_blit.c
new file mode 100644
index 00000000000..c4eafa71d45
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_blit.c
@@ -0,0 +1,157 @@
+/**************************************************************************
+ *
+ * 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 <stdio.h>
+
+#include "mtypes.h"
+
+#include "i915_context.h"
+#include "i915_winsys.h"
+#include "i915_blit.h"
+#include "i915_reg.h"
+#include "i915_batch.h"
+
+
+void
+i915_fill_blit(struct i915_context *i915,
+ GLuint cpp,
+ GLshort dst_pitch,
+ struct pipe_buffer_handle *dst_buffer,
+ GLuint dst_offset,
+ GLshort x, GLshort y,
+ GLshort w, GLshort h,
+ GLuint color)
+{
+ GLuint BR13, CMD;
+ BATCH_LOCALS;
+
+ dst_pitch *= cpp;
+
+ switch (cpp) {
+ case 1:
+ case 2:
+ case 3:
+ BR13 = dst_pitch | (0xF0 << 16) | (1 << 24);
+ CMD = XY_COLOR_BLT_CMD;
+ break;
+ case 4:
+ BR13 = dst_pitch | (0xF0 << 16) | (1 << 24) | (1 << 25);
+ CMD = (XY_COLOR_BLT_CMD | XY_COLOR_BLT_WRITE_ALPHA |
+ XY_COLOR_BLT_WRITE_RGB);
+ break;
+ default:
+ return;
+ }
+
+// DBG("%s dst:buf(%p)/%d+%d %d,%d sz:%dx%d\n",
+// __FUNCTION__, dst_buffer, dst_pitch, dst_offset, x, y, w, h);
+
+
+ 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, I915_BUFFER_ACCESS_WRITE, dst_offset);
+ OUT_BATCH(color);
+ ADVANCE_BATCH();
+}
+
+
+void
+i915_copy_blit( struct i915_context *i915,
+ GLuint cpp,
+ GLshort src_pitch,
+ struct pipe_buffer_handle *src_buffer,
+ GLuint src_offset,
+ GLshort dst_pitch,
+ struct pipe_buffer_handle *dst_buffer,
+ GLuint dst_offset,
+ GLshort src_x, GLshort src_y,
+ GLshort dst_x, GLshort dst_y,
+ GLshort w, GLshort h )
+{
+ GLuint CMD, BR13;
+ int dst_y2 = dst_y + h;
+ int dst_x2 = dst_x + w;
+ BATCH_LOCALS;
+
+
+ printf("%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);
+
+ src_pitch *= cpp;
+ dst_pitch *= cpp;
+
+ switch (cpp) {
+ case 1:
+ case 2:
+ case 3:
+ BR13 = (((GLint) dst_pitch) & 0xffff) |
+ (0xCC << 16) | (1 << 24);
+ CMD = XY_SRC_COPY_BLT_CMD;
+ break;
+ case 4:
+ BR13 =
+ (((GLint) 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);
+
+
+ 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, I915_BUFFER_ACCESS_WRITE, dst_offset);
+ OUT_BATCH((src_y << 16) | src_x);
+ OUT_BATCH(((GLint) src_pitch & 0xffff));
+ OUT_RELOC(src_buffer, I915_BUFFER_ACCESS_READ, src_offset);
+ ADVANCE_BATCH();
+}
+
+
diff --git a/src/mesa/pipe/i915simple/i915_blit.h b/src/mesa/pipe/i915simple/i915_blit.h
new file mode 100644
index 00000000000..b1131a005c3
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_blit.h
@@ -0,0 +1,54 @@
+/**************************************************************************
+ *
+ * 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,
+ GLuint cpp,
+ GLshort src_pitch,
+ struct pipe_buffer_handle *src_buffer,
+ GLuint src_offset,
+ GLshort dst_pitch,
+ struct pipe_buffer_handle *dst_buffer,
+ GLuint dst_offset,
+ GLshort srcx, GLshort srcy,
+ GLshort dstx, GLshort dsty,
+ GLshort w, GLshort h );
+
+extern void i915_fill_blit(struct i915_context *i915,
+ GLuint cpp,
+ GLshort dst_pitch,
+ struct pipe_buffer_handle *dst_buffer,
+ GLuint dst_offset,
+ GLshort x, GLshort y,
+ GLshort w, GLshort h, GLuint color);
+
+
+#endif
diff --git a/src/mesa/pipe/i915simple/i915_buffer.c b/src/mesa/pipe/i915simple/i915_buffer.c
new file mode 100644
index 00000000000..eaaf3c1bebd
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_buffer.c
@@ -0,0 +1,121 @@
+/**************************************************************************
+ *
+ * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA
+ * 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 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
+ * THE COPYRIGHT HOLDERS, AUTHORS 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.
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ *
+ **************************************************************************/
+/*
+ * Authors: Keith Whitwell <keithw-at-tungstengraphics-dot-com>
+ */
+
+#include <stdlib.h>
+#include "i915_context.h"
+#include "i915_winsys.h"
+
+
+
+/* Most callbacks map direcly onto winsys operations at the moment,
+ * but this may change, especially as state_trackers and winsys's
+ * evolve in separate directions... Don't try and remove this yet.
+ */
+static struct pipe_buffer_handle *
+i915_create_buffer(struct pipe_context *pipe,
+ unsigned alignment,
+ unsigned flags)
+{
+ struct i915_context *i915 = i915_context( pipe );
+ return i915->winsys->create_buffer( i915->winsys, alignment );
+}
+
+static void *i915_buffer_map(struct pipe_context *pipe,
+ struct pipe_buffer_handle *buf,
+ unsigned flags )
+{
+ struct i915_context *i915 = i915_context( pipe );
+ return i915->winsys->buffer_map( i915->winsys, buf );
+}
+
+static void i915_buffer_unmap(struct pipe_context *pipe,
+ struct pipe_buffer_handle *buf)
+{
+ struct i915_context *i915 = i915_context( pipe );
+ i915->winsys->buffer_unmap( i915->winsys, buf );
+}
+
+static struct pipe_buffer_handle *
+i915_buffer_reference(struct pipe_context *pipe,
+ struct pipe_buffer_handle *buf)
+{
+ struct i915_context *i915 = i915_context( pipe );
+ return i915->winsys->buffer_reference( i915->winsys, buf );
+}
+
+static void i915_buffer_unreference(struct pipe_context *pipe,
+ struct pipe_buffer_handle **buf)
+{
+ struct i915_context *i915 = i915_context( pipe );
+ i915->winsys->buffer_unreference( i915->winsys, buf );
+}
+
+static void i915_buffer_data(struct pipe_context *pipe,
+ struct pipe_buffer_handle *buf,
+ unsigned size, const void *data )
+{
+ struct i915_context *i915 = i915_context( pipe );
+ i915->winsys->buffer_data( i915->winsys, buf, size, data );
+}
+
+static void i915_buffer_subdata(struct pipe_context *pipe,
+ struct pipe_buffer_handle *buf,
+ unsigned long offset,
+ unsigned long size,
+ const void *data)
+{
+ struct i915_context *i915 = i915_context( pipe );
+ i915->winsys->buffer_subdata( i915->winsys, buf, offset, size, data );
+}
+
+static void i915_buffer_get_subdata(struct pipe_context *pipe,
+ struct pipe_buffer_handle *buf,
+ unsigned long offset,
+ unsigned long size,
+ void *data)
+{
+ struct i915_context *i915 = i915_context( pipe );
+ i915->winsys->buffer_get_subdata( i915->winsys, buf, offset, size, data );
+}
+
+
+void
+i915_init_buffer_functions( struct i915_context *i915 )
+{
+ i915->pipe.create_buffer = i915_create_buffer;
+ i915->pipe.buffer_map = i915_buffer_map;
+ i915->pipe.buffer_unmap = i915_buffer_unmap;
+ i915->pipe.buffer_reference = i915_buffer_reference;
+ i915->pipe.buffer_unreference = i915_buffer_unreference;
+ i915->pipe.buffer_data = i915_buffer_data;
+ i915->pipe.buffer_subdata = i915_buffer_subdata;
+ i915->pipe.buffer_get_subdata = i915_buffer_get_subdata;
+}
diff --git a/src/mesa/pipe/i915simple/i915_clear.c b/src/mesa/pipe/i915simple/i915_clear.c
new file mode 100644
index 00000000000..11aa55b64be
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_clear.c
@@ -0,0 +1,55 @@
+/**************************************************************************
+ *
+ * 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:
+ * Brian Paul
+ */
+
+
+#include "pipe/p_defines.h"
+#include "i915_context.h"
+#include "i915_state.h"
+#include "colormac.h"
+
+
+/**
+ * Clear the given surface to the specified value.
+ * No masking, no scissor (clear entire buffer).
+ */
+void
+i915_clear(struct pipe_context *pipe, struct pipe_surface *ps,
+ GLuint clearValue)
+{
+ GLint x, y, w, h;
+
+ x = 0;
+ y = 0;
+ w = ps->width;
+ h = ps->height;
+
+ pipe->region_fill(pipe, ps->region, 0, x, y, w, h, clearValue);
+}
diff --git a/src/mesa/pipe/i915simple/i915_context.c b/src/mesa/pipe/i915simple/i915_context.c
new file mode 100644
index 00000000000..1a21e931ae0
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_context.c
@@ -0,0 +1,180 @@
+/**************************************************************************
+ *
+ * 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 "main/imports.h" /* CALLOC */
+#include "i915_context.h"
+#include "i915_winsys.h"
+#include "i915_state.h"
+
+#include "pipe/draw/draw_context.h"
+#include "pipe/p_defines.h"
+
+
+
+/**
+ * Return list of supported surface/texture formats.
+ * If we find texture and drawable support differs, add a selector
+ * parameter or another function.
+ */
+static const GLuint *
+i915_supported_formats(struct pipe_context *pipe,
+// GLuint type,
+ GLuint *numFormats)
+{
+#if 0
+ static const GLuint tex_supported[] = {
+ PIPE_FORMAT_U_R8_G8_B8_A8,
+ PIPE_FORMAT_U_A8_R8_G8_B8,
+ PIPE_FORMAT_U_R5_G6_B5,
+ PIPE_FORMAT_U_L8,
+ PIPE_FORMAT_U_A8,
+ PIPE_FORMAT_U_I8,
+ PIPE_FORMAT_U_L8_A8,
+ PIPE_FORMAT_YCBCR,
+ PIPE_FORMAT_YCBCR_REV,
+ PIPE_FORMAT_S8_Z24,
+ };
+
+
+ /* Actually a lot more than this - add later:
+ */
+ static const GLuint render_supported[] = {
+ PIPE_FORMAT_U_A8_R8_G8_B8,
+ PIPE_FORMAT_U_R5_G6_B5,
+ };
+
+ /*
+ */
+ static const GLuint z_stencil_supported[] = {
+ PIPE_FORMAT_U_Z16,
+ PIPE_FORMAT_U_Z32,
+ PIPE_FORMAT_S8_Z24,
+ };
+
+ switch (type) {
+ case PIPE_RENDER_FORMAT:
+ *numFormats = Elements(render_supported);
+ return render_supported;
+
+ case PIPE_TEX_FORMAT:
+ *numFormats = Elements(tex_supported);
+ return render_supported;
+
+ case PIPE_Z_STENCIL_FORMAT:
+ *numFormats = Elements(render_supported);
+ return render_supported;
+
+ default:
+ *numFormats = 0;
+ return NULL;
+ }
+#else
+ static const GLuint render_supported[] = {
+ PIPE_FORMAT_U_A8_R8_G8_B8,
+ PIPE_FORMAT_U_R5_G6_B5,
+ PIPE_FORMAT_S8_Z24,
+ };
+ *numFormats = 2;
+ return render_supported;
+#endif
+}
+
+
+
+static void i915_destroy( struct pipe_context *pipe )
+{
+ struct i915_context *i915 = i915_context( pipe );
+
+ draw_destroy( i915->draw );
+
+ free( i915 );
+}
+
+static void i915_draw_vb( struct pipe_context *pipe,
+ struct vertex_buffer *VB )
+{
+ struct i915_context *i915 = i915_context( pipe );
+
+// if (i915->dirty)
+// i915_update_derived( i915 );
+
+ draw_vb( i915->draw, VB );
+}
+
+
+static void
+i915_draw_vertices(struct pipe_context *pipe,
+ GLuint mode,
+ GLuint numVertex, const GLfloat *verts,
+ GLuint numAttribs, const GLuint attribs[])
+{
+ struct i915_context *i915 = i915_context( pipe );
+
+ if (i915->dirty)
+ i915_update_derived( i915 );
+
+ draw_vertices(i915->draw, mode, numVertex, verts, numAttribs, attribs);
+}
+
+
+
+
+struct pipe_context *i915_create( struct i915_winsys *winsys )
+{
+ struct i915_context *i915 = CALLOC_STRUCT(i915_context);
+
+ i915->pipe.destroy = i915_destroy;
+
+ i915->pipe.supported_formats = i915_supported_formats;
+
+ i915->pipe.draw_vb = i915_draw_vb;
+ i915->pipe.draw_vertices = i915_draw_vertices;
+ i915->pipe.clear = i915_clear;
+ i915->pipe.reset_occlusion_counter = NULL; /* no support */
+ i915->pipe.get_occlusion_counter = NULL;
+
+ i915->winsys = winsys;
+
+ /*
+ * Create drawing context and plug our rendering stage into it.
+ */
+ i915->draw = draw_create();
+ assert(i915->draw);
+ draw_set_setup_stage(i915->draw, i915_draw_render_stage(i915));
+
+ i915_init_buffer_functions(i915);
+ i915_init_region_functions(i915);
+ i915_init_surface_functions(i915);
+
+ /*
+ * XXX we could plug GL selection/feedback into the drawing pipeline
+ * by specifying a different setup/render stage.
+ */
+
+ return &i915->pipe;
+}
+
diff --git a/src/mesa/pipe/i915simple/i915_context.h b/src/mesa/pipe/i915simple/i915_context.h
new file mode 100644
index 00000000000..060997bfa43
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_context.h
@@ -0,0 +1,122 @@
+ /**************************************************************************
+ *
+ * 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_state.h"
+
+struct i915_context
+{
+ struct pipe_context pipe;
+ struct i915_winsys *winsys;
+ struct draw_context *draw;
+
+ /* The most recent drawing state as set by the driver:
+ */
+ struct pipe_alpha_test_state alpha_test;
+ struct pipe_blend_state blend;
+ struct pipe_blend_color blend_color;
+ struct pipe_clear_color_state clear_color;
+ struct pipe_clip_state clip;
+ struct pipe_depth_state depth_test;
+ struct pipe_framebuffer_state framebuffer;
+ struct pipe_fs_state fs;
+ struct pipe_poly_stipple poly_stipple;
+ struct pipe_scissor_state scissor;
+ struct pipe_sampler_state sampler[PIPE_MAX_SAMPLERS];
+ struct pipe_setup_state setup;
+ struct pipe_stencil_state stencil;
+ struct pipe_texture_object *texture[PIPE_MAX_SAMPLERS];
+ struct pipe_viewport_state viewport;
+ GLuint dirty;
+
+ struct pipe_scissor_state cliprect;
+
+};
+
+#define I915_NEW_VIEWPORT 0x1
+#define I915_NEW_SETUP 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_TEST 0x200
+#define I915_NEW_SAMPLER 0x400
+#define I915_NEW_TEXTURE 0x800
+#define I915_NEW_STENCIL 0x1000
+
+
+/***********************************************************************
+ * i915_prim_emit.c:
+ */
+struct draw_stage *i915_draw_render_stage( struct i915_context *i915 );
+
+
+/***********************************************************************
+ * i915_state_emit.c:
+ */
+void i915_emit_hardware_state(struct i915_context *i915 );
+unsigned *i915_passthrough_program( unsigned *dwords );
+
+
+
+/***********************************************************************
+ * i915_clear.c:
+ */
+void i915_clear(struct pipe_context *pipe, struct pipe_surface *ps,
+ GLuint clearValue);
+
+
+/***********************************************************************
+ * i915_buffer.c:
+ */
+void i915_init_buffer_functions( struct i915_context *i915 );
+void i915_init_region_functions( struct i915_context *i915 );
+void i915_init_surface_functions( struct i915_context *i915 );
+void i915_init_state_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/mesa/pipe/i915simple/i915_debug.c b/src/mesa/pipe/i915simple/i915_debug.c
new file mode 100644
index 00000000000..8d80590396b
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_debug.c
@@ -0,0 +1,337 @@
+/**************************************************************************
+ *
+ * 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 <stdio.h>
+#include <assert.h>
+
+#include "i915_reg.h"
+#include "i915_debug.h"
+
+
+
+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(unsigned type, unsigned nr)
+{
+ switch (type) {
+ case REG_TYPE_T:
+ switch (nr) {
+ case T_DIFFUSE:
+ fprintf(stderr, "T_DIFFUSE");
+ return;
+ case T_SPECULAR:
+ fprintf(stderr, "T_SPECULAR");
+ return;
+ case T_FOG_W:
+ fprintf(stderr, "T_FOG_W");
+ return;
+ default:
+ fprintf(stderr, "T_TEX%d", nr);
+ return;
+ }
+ case REG_TYPE_OC:
+ if (nr == 0) {
+ fprintf(stderr, "oC");
+ return;
+ }
+ break;
+ case REG_TYPE_OD:
+ if (nr == 0) {
+ fprintf(stderr, "oD");
+ return;
+ }
+ break;
+ default:
+ break;
+ }
+
+ fprintf(stderr, "%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(unsigned reg)
+{
+ int i;
+
+ if ((reg & REG_SWIZZLE_MASK) == REG_SWIZZLE_XYZW &&
+ (reg & REG_NEGATE_MASK) == 0)
+ return;
+
+ fprintf(stderr, ".");
+
+ for (i = 3; i >= 0; i--) {
+ if (reg & (1 << ((i * 4) + 3)))
+ fprintf(stderr, "-");
+
+ switch ((reg >> (i * 4)) & 0x7) {
+ case 0:
+ fprintf(stderr, "x");
+ break;
+ case 1:
+ fprintf(stderr, "y");
+ break;
+ case 2:
+ fprintf(stderr, "z");
+ break;
+ case 3:
+ fprintf(stderr, "w");
+ break;
+ case 4:
+ fprintf(stderr, "0");
+ break;
+ case 5:
+ fprintf(stderr, "1");
+ break;
+ default:
+ fprintf(stderr, "?");
+ break;
+ }
+ }
+}
+
+
+static void
+print_src_reg(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(type, nr);
+ print_reg_neg_swizzle(dword);
+}
+
+void
+i915_print_ureg(const char *msg, unsigned ureg)
+{
+ fprintf(stderr, "%s: ", msg);
+ print_src_reg(ureg >> 8);
+ fprintf(stderr, "\n");
+}
+
+static void
+print_dest_reg(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(type, nr);
+ if ((dword & A0_DEST_CHANNEL_ALL) == A0_DEST_CHANNEL_ALL)
+ return;
+ fprintf(stderr, ".");
+ if (dword & A0_DEST_CHANNEL_X)
+ fprintf(stderr, "x");
+ if (dword & A0_DEST_CHANNEL_Y)
+ fprintf(stderr, "y");
+ if (dword & A0_DEST_CHANNEL_Z)
+ fprintf(stderr, "z");
+ if (dword & A0_DEST_CHANNEL_W)
+ fprintf(stderr, "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(unsigned opcode, const unsigned * program)
+{
+ if (opcode != A0_NOP) {
+ print_dest_reg(program[0]);
+ if (program[0] & A0_DEST_SATURATE)
+ fprintf(stderr, " = SATURATE ");
+ else
+ fprintf(stderr, " = ");
+ }
+
+ fprintf(stderr, "%s ", opcodes[opcode]);
+
+ print_src_reg(GET_SRC0_REG(program[0], program[1]));
+ if (args[opcode] == 1) {
+ fprintf(stderr, "\n");
+ return;
+ }
+
+ fprintf(stderr, ", ");
+ print_src_reg(GET_SRC1_REG(program[1], program[2]));
+ if (args[opcode] == 2) {
+ fprintf(stderr, "\n");
+ return;
+ }
+
+ fprintf(stderr, ", ");
+ print_src_reg(GET_SRC2_REG(program[2]));
+ fprintf(stderr, "\n");
+ return;
+}
+
+
+static void
+print_tex_op(unsigned opcode, const unsigned * program)
+{
+ print_dest_reg(program[0] | A0_DEST_CHANNEL_ALL);
+ fprintf(stderr, " = ");
+
+ fprintf(stderr, "%s ", opcodes[opcode]);
+
+ fprintf(stderr, "S[%d],", program[0] & T0_SAMPLER_NR_MASK);
+
+ print_reg_type_nr((program[1] >> T1_ADDRESS_REG_TYPE_SHIFT) &
+ REG_TYPE_MASK,
+ (program[1] >> T1_ADDRESS_REG_NR_SHIFT) & REG_NR_MASK);
+ fprintf(stderr, "\n");
+}
+
+static void
+print_dcl_op(unsigned opcode, const unsigned * program)
+{
+ fprintf(stderr, "%s ", opcodes[opcode]);
+ print_dest_reg(program[0] | A0_DEST_CHANNEL_ALL);
+ fprintf(stderr, "\n");
+}
+
+
+void
+i915_disassemble_program(const unsigned * program, unsigned sz)
+{
+ unsigned size = program[0] & 0x1ff;
+ unsigned i;
+
+ fprintf(stderr, "BEGIN\n");
+
+ if (size + 2 != sz) {
+ fprintf(stderr, "%s: program size mismatch %d/%d\n", __FUNCTION__,
+ size + 2, sz);
+ assert(0);
+ }
+
+ program++;
+ for (i = 1; i < sz; i += 3, program += 3) {
+ unsigned opcode = program[0] & (0x1f << 24);
+
+ if ((unsigned) opcode >= A0_NOP && opcode <= A0_SLT)
+ print_arith_op(opcode >> 24, program);
+ else if (opcode >= T0_TEXLD && opcode <= T0_TEXKILL)
+ print_tex_op(opcode >> 24, program);
+ else if (opcode == D0_DCL)
+ print_dcl_op(opcode >> 24, program);
+ else
+ fprintf(stderr, "Unknown opcode 0x%x\n", opcode);
+ }
+
+ fprintf(stderr, "END\n\n");
+}
diff --git a/src/mesa/pipe/i915simple/i915_debug.h b/src/mesa/pipe/i915simple/i915_debug.h
new file mode 100644
index 00000000000..47a02401eee
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_debug.h
@@ -0,0 +1,39 @@
+/**************************************************************************
+ *
+ * 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
+
+
+extern void i915_disassemble_program(const unsigned *program, unsigned sz);
+extern void i915_print_ureg(const char *msg, unsigned ureg);
+
+
+#endif
diff --git a/src/mesa/pipe/i915simple/i915_prim_emit.c b/src/mesa/pipe/i915simple/i915_prim_emit.c
new file mode 100644
index 00000000000..97e337451e6
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_prim_emit.c
@@ -0,0 +1,201 @@
+/**************************************************************************
+ *
+ * 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 "imports.h"
+#include "macros.h"
+
+#include "pipe/draw/draw_private.h"
+
+#include "i915_context.h"
+#include "i915_winsys.h"
+#include "i915_reg.h"
+#include "i915_state.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;
+}
+
+static inline unsigned pack_ub4( unsigned char b0,
+ unsigned char b1,
+ unsigned char b2,
+ unsigned char b3 )
+{
+ return ((((unsigned int)b0) << 0) |
+ (((unsigned int)b1) << 8) |
+ (((unsigned int)b2) << 16) |
+ (((unsigned int)b3) << 24));
+}
+
+static inline unsigned fui( float f )
+{
+ union {
+ float f;
+ unsigned ui;
+ } fi;
+
+ fi.f = f;
+ return fi.ui;
+}
+
+static inline unsigned char float_to_ubyte( float f )
+{
+ unsigned char ub;
+ UNCLAMPED_FLOAT_TO_UBYTE(ub, f);
+ return ub;
+}
+
+
+/* Hardcoded vertex format: xyz/rgba
+ */
+static inline void
+emit_hw_vertex( unsigned *ptr,
+ struct vertex_header *vertex )
+{
+ ptr[0] = fui( vertex->data[0][0] );
+ ptr[1] = fui( vertex->data[0][1] );
+ ptr[2] = fui( vertex->data[0][2] );
+
+ ptr[3] = pack_ub4( float_to_ubyte( vertex->data[1][0] ),
+ float_to_ubyte( vertex->data[1][1] ),
+ float_to_ubyte( vertex->data[1][2] ),
+ float_to_ubyte( vertex->data[1][3] ) );
+}
+
+
+
+
+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;
+ struct i915_winsys *winsys = i915->winsys;
+ unsigned vertex_size = 4 * sizeof(int);
+ unsigned *ptr;
+ unsigned i;
+
+ i915_emit_hardware_state( i915 );
+
+ ptr = winsys->batch_start( winsys, nr * vertex_size, 0 );
+ if (ptr == 0) {
+ winsys->batch_flush( winsys );
+ ptr = winsys->batch_start( winsys, nr * vertex_size, 0 );
+ if (ptr == 0) {
+ assert(0);
+ return;
+ }
+ }
+
+ /* Emit each triangle as a single primitive. I told you this was
+ * simple.
+ */
+ *ptr++ = (_3DPRIMITIVE |
+ hwprim |
+ ((4 + vertex_size * nr)/4 - 2));
+
+ for (i = 0; i < nr; i++) {
+ emit_hw_vertex(ptr, prim->v[i]);
+ ptr += vertex_size / sizeof(int);
+ }
+}
+
+
+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_begin( struct draw_stage *stage )
+{
+}
+
+
+static void setup_end( struct draw_stage *stage )
+{
+}
+
+static void reset_stipple_counter( struct draw_stage *stage )
+{
+}
+
+
+/**
+ * Create a new primitive setup/render stage.
+ */
+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.begin = setup_begin;
+ setup->stage.point = setup_point;
+ setup->stage.line = setup_line;
+ setup->stage.tri = setup_tri;
+ setup->stage.end = setup_end;
+ setup->stage.reset_stipple_counter = reset_stipple_counter;
+
+ return &setup->stage;
+}
diff --git a/src/mesa/pipe/i915simple/i915_reg.h b/src/mesa/pipe/i915simple/i915_reg.h
new file mode 100644
index 00000000000..0776b75ef92
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_reg.h
@@ -0,0 +1,965 @@
+/**************************************************************************
+ *
+ * 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 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
+
+
+#endif
diff --git a/src/mesa/pipe/i915simple/i915_regions.c b/src/mesa/pipe/i915simple/i915_regions.c
new file mode 100644
index 00000000000..52181cf9f47
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_regions.c
@@ -0,0 +1,304 @@
+/**************************************************************************
+ *
+ * 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.
+ *
+ **************************************************************************/
+
+/* Provide additional functionality on top of bufmgr buffers:
+ * - 2d semantics and blit operations (XXX: remove/simplify blits??)
+ * - refcounting of buffers for multiple images in a buffer.
+ * - refcounting of buffer mappings.
+ */
+
+#include "i915_context.h"
+#include "i915_winsys.h"
+#include "i915_blit.h"
+
+
+static void
+i915_region_idle(struct pipe_context *pipe, struct pipe_region *region)
+{
+
+}
+
+
+static GLubyte *
+i915_region_map(struct pipe_context *pipe, struct pipe_region *region)
+{
+ struct i915_context *i915 = i915_context( pipe );
+
+ if (!region->map_refcount++) {
+ region->map = i915->winsys->buffer_map( i915->winsys,
+ region->buffer );
+ }
+
+ return region->map;
+}
+
+static void
+i915_region_unmap(struct pipe_context *pipe, struct pipe_region *region)
+{
+ struct i915_context *i915 = i915_context( pipe );
+
+ if (!--region->map_refcount) {
+ i915->winsys->buffer_unmap( i915->winsys,
+ region->buffer );
+ region->map = NULL;
+ }
+}
+
+static struct pipe_region *
+i915_region_alloc(struct pipe_context *pipe,
+ GLuint cpp, GLuint width, GLuint height)
+{
+ struct i915_context *i915 = i915_context( pipe );
+ struct pipe_region *region = calloc(sizeof(*region), 1);
+
+ /* Choose a pitch to match hardware requirements - requires 64 byte
+ * alignment of render targets.
+ *
+ * XXX: is this ok for textures??
+ * clearly want to be able to render to textures under some
+ * circumstances, but maybe not always a requirement.
+ */
+ unsigned pitch = ((cpp * width + 63) & ~63) / cpp;
+
+ region->cpp = cpp;
+ region->pitch = pitch;
+ region->height = height; /* needed? */
+ region->refcount = 1;
+
+ region->buffer = i915->winsys->create_buffer( i915->winsys, 64 );
+
+ i915->winsys->buffer_data( i915->winsys,
+ region->buffer,
+ pitch * cpp * height,
+ NULL );
+
+ return region;
+}
+
+static void
+i915_region_release(struct pipe_context *pipe, struct pipe_region **region)
+{
+ struct i915_context *i915 = i915_context( pipe );
+
+ if (!*region)
+ return;
+
+ ASSERT((*region)->refcount > 0);
+ (*region)->refcount--;
+
+ if ((*region)->refcount == 0) {
+ assert((*region)->map_refcount == 0);
+
+ i915->winsys->buffer_unreference( i915->winsys,
+ (*region)->buffer );
+ free(*region);
+ }
+ *region = NULL;
+}
+
+
+/*
+ * XXX Move this into core Mesa?
+ */
+static void
+_mesa_copy_rect(GLubyte * dst,
+ GLuint cpp,
+ GLuint dst_pitch,
+ GLuint dst_x,
+ GLuint dst_y,
+ GLuint width,
+ GLuint height,
+ const GLubyte * src,
+ GLuint src_pitch,
+ GLuint src_x,
+ GLuint src_y)
+{
+ GLuint i;
+
+ dst_pitch *= cpp;
+ src_pitch *= cpp;
+ dst += dst_x * cpp;
+ src += src_x * cpp;
+ dst += dst_y * dst_pitch;
+ src += src_y * dst_pitch;
+ width *= cpp;
+
+ if (width == dst_pitch && width == src_pitch)
+ memcpy(dst, src, height * width);
+ else {
+ for (i = 0; i < height; i++) {
+ memcpy(dst, src, width);
+ dst += dst_pitch;
+ src += src_pitch;
+ }
+ }
+}
+
+
+/* Upload data to a rectangular sub-region. Lots of choices how to do this:
+ *
+ * - memcpy by span to current destination
+ * - upload data as new buffer and blit
+ *
+ * Currently always memcpy.
+ */
+static void
+i915_region_data(struct pipe_context *pipe,
+ struct pipe_region *dst,
+ GLuint dst_offset,
+ GLuint dstx, GLuint dsty,
+ const void *src, GLuint src_pitch,
+ GLuint srcx, GLuint srcy, GLuint width, GLuint height)
+{
+ _mesa_copy_rect(pipe->region_map(pipe, dst) + dst_offset,
+ dst->cpp,
+ dst->pitch,
+ dstx, dsty, width, height, src, src_pitch, srcx, srcy);
+
+ pipe->region_unmap(pipe, dst);
+}
+
+
+/* Assumes all values are within bounds -- no checking at this level -
+ * do it higher up if required.
+ */
+static void
+i915_region_copy(struct pipe_context *pipe,
+ struct pipe_region *dst,
+ GLuint dst_offset,
+ GLuint dstx, GLuint dsty,
+ struct pipe_region *src,
+ GLuint src_offset,
+ GLuint srcx, GLuint srcy, GLuint width, GLuint height)
+{
+ assert( dst != src );
+ assert( dst->cpp == src->cpp );
+
+ if (0) {
+ _mesa_copy_rect(pipe->region_map(pipe, dst) + dst_offset,
+ dst->cpp,
+ dst->pitch,
+ dstx, dsty,
+ width, height,
+ pipe->region_map(pipe, src) + src_offset,
+ src->pitch,
+ srcx, srcy);
+
+ pipe->region_unmap(pipe, src);
+ pipe->region_unmap(pipe, dst);
+ }
+ else {
+ i915_copy_blit( i915_context(pipe),
+ dst->cpp,
+ src->pitch, src->buffer, src_offset,
+ dst->pitch, dst->buffer, dst_offset,
+ srcx, srcy, dstx, dsty, width, height );
+ }
+}
+
+/* Fill a rectangular sub-region. Need better logic about when to
+ * push buffers into AGP - will currently do so whenever possible.
+ */
+static GLubyte *
+get_pointer(struct pipe_region *dst, GLuint x, GLuint y)
+{
+ return dst->map + (y * dst->pitch + x) * dst->cpp;
+}
+
+
+static void
+i915_region_fill(struct pipe_context *pipe,
+ struct pipe_region *dst,
+ GLuint dst_offset,
+ GLuint dstx, GLuint dsty,
+ GLuint width, GLuint height, GLuint value)
+{
+ if (0) {
+ GLuint i, j;
+
+ (void)pipe->region_map(pipe, dst);
+
+ switch (dst->cpp) {
+ case 1: {
+ GLubyte *row = get_pointer(dst, dstx, dsty);
+ for (i = 0; i < height; i++) {
+ memset(row, value, width);
+ row += dst->pitch;
+ }
+ }
+ break;
+ case 2: {
+ GLushort *row = (GLushort *) get_pointer(dst, dstx, dsty);
+ for (i = 0; i < height; i++) {
+ for (j = 0; j < width; j++)
+ row[j] = value;
+ row += dst->pitch;
+ }
+ }
+ break;
+ case 4: {
+ GLuint *row = (GLuint *) get_pointer(dst, dstx, dsty);
+ for (i = 0; i < height; i++) {
+ for (j = 0; j < width; j++)
+ row[j] = value;
+ row += dst->pitch;
+ }
+ }
+ break;
+ default:
+ assert(0);
+ break;
+ }
+ }
+ else {
+ i915_fill_blit( i915_context(pipe),
+ dst->cpp,
+ dst->pitch,
+ dst->buffer, dst_offset,
+ dstx, dsty,
+ width, height,
+ value );
+ }
+}
+
+
+
+
+
+void
+i915_init_region_functions(struct i915_context *i915)
+{
+ i915->pipe.region_idle = i915_region_idle;
+ i915->pipe.region_map = i915_region_map;
+ i915->pipe.region_unmap = i915_region_unmap;
+ i915->pipe.region_alloc = i915_region_alloc;
+ i915->pipe.region_release = i915_region_release;
+ i915->pipe.region_data = i915_region_data;
+ i915->pipe.region_copy = i915_region_copy;
+ i915->pipe.region_fill = i915_region_fill;
+}
+
diff --git a/src/mesa/pipe/i915simple/i915_regions.h b/src/mesa/pipe/i915simple/i915_regions.h
new file mode 100644
index 00000000000..d938c107a46
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_regions.h
@@ -0,0 +1,141 @@
+/**************************************************************************
+ *
+ * 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.
+ *
+ **************************************************************************/
+
+#ifndef INTEL_REGIONS_H
+#define INTEL_REGIONS_H
+
+#include "mtypes.h"
+#include "intel_screen.h"
+
+struct intel_context;
+struct intel_buffer_object;
+
+/**
+ * A layer on top of the bufmgr buffers that adds a few useful things:
+ *
+ * - Refcounting for local buffer references.
+ * - Refcounting for buffer maps
+ * - Buffer dimensions - pitch and height.
+ * - Blitter commands for copying 2D regions between buffers. (really???)
+ */
+struct intel_region
+{
+ struct _DriBufferObject *buffer; /**< buffer manager's buffer ID */
+ GLuint refcount; /**< Reference count for region */
+ GLuint cpp; /**< bytes per pixel */
+ GLuint pitch; /**< in pixels */
+ GLuint height; /**< in pixels */
+ GLubyte *map; /**< only non-NULL when region is actually mapped */
+ GLuint map_refcount; /**< Reference count for mapping */
+
+ GLuint draw_offset; /**< Offset of drawing address within the region */
+
+ struct intel_buffer_object *pbo; /* zero-copy uploads */
+};
+
+
+/* Allocate a refcounted region. Pointers to regions should only be
+ * copied by calling intel_reference_region().
+ */
+struct intel_region *intel_region_alloc(intelScreenPrivate *intelScreen,
+ GLuint cpp,
+ GLuint pitch, GLuint height);
+
+void intel_region_reference(struct intel_region **dst,
+ struct intel_region *src);
+
+void intel_region_release(struct intel_region **ib);
+
+extern struct intel_region
+*intel_region_create_static(intelScreenPrivate *intelScreen,
+ GLuint mem_type,
+ GLuint offset,
+ void *virtual,
+ GLuint cpp,
+ GLuint pitch, GLuint height);
+extern void
+intel_region_update_static(intelScreenPrivate *intelScreen,
+ struct intel_region *region,
+ GLuint mem_type,
+ GLuint offset,
+ void *virtual,
+ GLuint cpp, GLuint pitch, GLuint height);
+
+
+void intel_region_idle(intelScreenPrivate *intelScreen,
+ struct intel_region *ib);
+
+/* Map/unmap regions. This is refcounted also:
+ */
+GLubyte *intel_region_map(intelScreenPrivate *intelScreen,
+ struct intel_region *ib);
+
+void intel_region_unmap(intelScreenPrivate *intelScreen, struct intel_region *ib);
+
+
+/* Upload data to a rectangular sub-region
+ */
+void intel_region_data(intelScreenPrivate *intelScreen,
+ struct intel_region *dest,
+ GLuint dest_offset,
+ GLuint destx, GLuint desty,
+ const void *src, GLuint src_stride,
+ GLuint srcx, GLuint srcy, GLuint width, GLuint height);
+
+/* Copy rectangular sub-regions
+ */
+void intel_region_copy(intelScreenPrivate *intelScreen,
+ struct intel_region *dest,
+ GLuint dest_offset,
+ GLuint destx, GLuint desty,
+ struct intel_region *src,
+ GLuint src_offset,
+ GLuint srcx, GLuint srcy, GLuint width, GLuint height);
+
+/* Fill a rectangular sub-region
+ */
+void intel_region_fill(intelScreenPrivate *intelScreen,
+ struct intel_region *dest,
+ GLuint dest_offset,
+ GLuint destx, GLuint desty,
+ GLuint width, GLuint height, GLuint color);
+
+/* Helpers for zerocopy uploads, particularly texture image uploads:
+ */
+void intel_region_attach_pbo(intelScreenPrivate *intelScreen,
+ struct intel_region *region,
+ struct intel_buffer_object *pbo);
+void intel_region_release_pbo(intelScreenPrivate *intelScreen,
+ struct intel_region *region);
+void intel_region_cow(intelScreenPrivate *intelScreen,
+ struct intel_region *region);
+
+struct _DriBufferObject *intel_region_buffer(intelScreenPrivate *intelScreen,
+ struct intel_region *region,
+ GLuint flag);
+
+#endif
diff --git a/src/mesa/pipe/i915simple/i915_state.c b/src/mesa/pipe/i915simple/i915_state.c
new file mode 100644
index 00000000000..d732e879db0
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_state.c
@@ -0,0 +1,238 @@
+/**************************************************************************
+ *
+ * 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 "imports.h"
+
+#include "pipe/draw/draw_context.h"
+
+#include "i915_context.h"
+#include "i915_state.h"
+
+/* None of this state is actually used for anything yet.
+ */
+static void i915_set_blend_state( struct pipe_context *pipe,
+ const struct pipe_blend_state *blend )
+{
+ struct i915_context *i915 = i915_context(pipe);
+
+ i915->blend = *blend;
+
+ i915->dirty |= I915_NEW_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);
+
+ i915->blend_color = *blend_color;
+
+ i915->dirty |= I915_NEW_BLEND;
+}
+
+
+/** XXX move someday? Or consolidate all these simple state setters
+ * into one file.
+ */
+static void i915_set_depth_test_state(struct pipe_context *pipe,
+ const struct pipe_depth_state *depth)
+{
+ struct i915_context *i915 = i915_context(pipe);
+
+ i915->depth_test = *depth;
+
+ i915->dirty |= I915_NEW_DEPTH_TEST;
+}
+
+static void i915_set_alpha_test_state(struct pipe_context *pipe,
+ const struct pipe_alpha_test_state *alpha)
+{
+ struct i915_context *i915 = i915_context(pipe);
+
+ i915->alpha_test = *alpha;
+
+ i915->dirty |= I915_NEW_ALPHA_TEST;
+}
+
+static void i915_set_stencil_state(struct pipe_context *pipe,
+ const struct pipe_stencil_state *stencil)
+{
+ struct i915_context *i915 = i915_context(pipe);
+
+ i915->stencil = *stencil;
+
+ i915->dirty |= I915_NEW_STENCIL;
+}
+
+
+
+static void i915_set_scissor_state( struct pipe_context *pipe,
+ const struct pipe_scissor_state *scissor )
+{
+ struct i915_context *i915 = i915_context(pipe);
+
+ 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_set_fs_state( struct pipe_context *pipe,
+ const struct pipe_fs_state *fs )
+{
+ struct i915_context *i915 = i915_context(pipe);
+
+ memcpy(&i915->fs, fs, sizeof(*fs));
+
+ i915->dirty |= I915_NEW_FS;
+}
+
+
+static void i915_set_sampler_state(struct pipe_context *pipe,
+ GLuint unit,
+ const struct pipe_sampler_state *sampler)
+{
+ struct i915_context *i915 = i915_context(pipe);
+
+ assert(unit < PIPE_MAX_SAMPLERS);
+ i915->sampler[unit] = *sampler;
+
+ i915->dirty |= I915_NEW_SAMPLER;
+}
+
+
+static void i915_set_texture_state(struct pipe_context *pipe,
+ GLuint unit,
+ struct pipe_texture_object *texture)
+{
+ struct i915_context *i915 = i915_context(pipe);
+
+ assert(unit < PIPE_MAX_SAMPLERS);
+ i915->texture[unit] = texture; /* ptr, not struct */
+
+ 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);
+
+ i915->framebuffer = *fb; /* struct copy */
+
+ i915->dirty |= I915_NEW_FRAMEBUFFER;
+}
+
+
+
+
+static void i915_set_clear_color_state(struct pipe_context *pipe,
+ const struct pipe_clear_color_state *clear)
+{
+ struct i915_context *i915 = i915_context(pipe);
+
+ i915->clear_color = *clear; /* struct copy */
+}
+
+
+
+static void i915_set_clip_state( struct pipe_context *pipe,
+ const struct pipe_clip_state *clip )
+{
+ struct i915_context *i915 = i915_context(pipe);
+
+ 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, viewport);
+
+ /* Using tnl/ and vf/ modules is temporary while getting started.
+ * Full pipe will have vertex shader, vertex fetch of its own.
+ */
+ i915->dirty |= I915_NEW_VIEWPORT;
+
+}
+
+static void i915_set_setup_state( struct pipe_context *pipe,
+ const struct pipe_setup_state *setup )
+{
+ struct i915_context *i915 = i915_context(pipe);
+
+ i915->setup = *setup;
+
+ /* pass-through to draw module */
+ draw_set_setup_state(i915->draw, setup);
+
+ i915->dirty |= I915_NEW_SETUP;
+}
+
+
+void
+i915_init_state_functions( struct i915_context *i915 )
+{
+ i915->pipe.set_alpha_test_state = i915_set_alpha_test_state;
+ i915->pipe.set_blend_color = i915_set_blend_color;
+ i915->pipe.set_blend_state = i915_set_blend_state;
+ i915->pipe.set_clip_state = i915_set_clip_state;
+ i915->pipe.set_clear_color_state = i915_set_clear_color_state;
+ i915->pipe.set_depth_state = i915_set_depth_test_state;
+ i915->pipe.set_framebuffer_state = i915_set_framebuffer_state;
+ i915->pipe.set_fs_state = i915_set_fs_state;
+ i915->pipe.set_polygon_stipple = i915_set_polygon_stipple;
+ i915->pipe.set_sampler_state = i915_set_sampler_state;
+ i915->pipe.set_scissor_state = i915_set_scissor_state;
+ i915->pipe.set_setup_state = i915_set_setup_state;
+ i915->pipe.set_stencil_state = i915_set_stencil_state;
+ i915->pipe.set_texture_state = i915_set_texture_state;
+ i915->pipe.set_viewport_state = i915_set_viewport_state;
+}
diff --git a/src/mesa/pipe/i915simple/i915_state.h b/src/mesa/pipe/i915simple/i915_state.h
new file mode 100644
index 00000000000..c9b9f15d398
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_state.h
@@ -0,0 +1,40 @@
+/**************************************************************************
+ *
+ * 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;
+
+void i915_update_derived( struct i915_context *i915 );
+
+void i915_emit_hardware_state( struct i915_context *i915 );
+
+#endif
diff --git a/src/mesa/pipe/i915simple/i915_state_derived.c b/src/mesa/pipe/i915simple/i915_state_derived.c
new file mode 100644
index 00000000000..392ac09b408
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_state_derived.c
@@ -0,0 +1,186 @@
+/**************************************************************************
+ *
+ * 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 "main/glheader.h"
+#include "main/macros.h"
+#include "main/enums.h"
+
+#include "vf/vf.h"
+#include "pipe/draw/draw_context.h"
+#include "i915_context.h"
+#include "i915_state.h"
+
+
+#define EMIT_ATTR( VF_ATTR, FRAG_ATTR, INTERP ) \
+do { \
+ slot_to_vf_attr[nr_attrs] = VF_ATTR; \
+ nr_attrs++; \
+ attr_mask |= (1 << (VF_ATTR)); \
+} while (0)
+
+
+static const GLuint frag_to_vf[FRAG_ATTRIB_MAX] =
+{
+ VF_ATTRIB_POS,
+ VF_ATTRIB_COLOR0,
+ VF_ATTRIB_COLOR1,
+ VF_ATTRIB_FOG,
+ VF_ATTRIB_TEX0,
+ VF_ATTRIB_TEX1,
+ VF_ATTRIB_TEX2,
+ VF_ATTRIB_TEX3,
+ VF_ATTRIB_TEX4,
+ VF_ATTRIB_TEX5,
+ VF_ATTRIB_TEX6,
+ VF_ATTRIB_TEX7,
+ VF_ATTRIB_VAR0,
+ VF_ATTRIB_VAR1,
+ VF_ATTRIB_VAR2,
+ VF_ATTRIB_VAR3,
+ VF_ATTRIB_VAR4,
+ VF_ATTRIB_VAR5,
+ VF_ATTRIB_VAR6,
+ VF_ATTRIB_VAR7,
+};
+
+
+/**
+ * Determine which post-transform / pre-rasterization vertex attributes
+ * we need.
+ * Derived from: fs, setup states.
+ */
+static void calculate_vertex_layout( struct i915_context *i915 )
+{
+// const GLbitfield inputsRead = i915->fs.inputs_read;
+ const GLbitfield inputsRead = (FRAG_ATTRIB_WPOS | FRAG_ATTRIB_COL0);
+ GLuint slot_to_vf_attr[VF_ATTRIB_MAX];
+ GLbitfield attr_mask = 0x0;
+ GLuint nr_attrs = 0;
+ GLuint i;
+
+ memset(slot_to_vf_attr, 0, sizeof(slot_to_vf_attr));
+
+
+ /* TODO - Figure out if we need to do perspective divide, etc.
+ */
+ EMIT_ATTR(VF_ATTRIB_POS, FRAG_ATTRIB_WPOS, INTERP_LINEAR);
+
+ /* Pull in the rest of the attributes. They are all in float4
+ * format. Future optimizations could be to keep some attributes
+ * as fixed point or ubyte format.
+ */
+ for (i = 1; i < FRAG_ATTRIB_TEX0; i++) {
+ if (inputsRead & (1 << i)) {
+ assert(i < sizeof(frag_to_vf) / sizeof(frag_to_vf[0]));
+ if (i915->setup.flatshade
+ && (i == FRAG_ATTRIB_COL0 || i == FRAG_ATTRIB_COL1))
+ EMIT_ATTR(frag_to_vf[i], i, INTERP_CONSTANT);
+ else
+ EMIT_ATTR(frag_to_vf[i], i, INTERP_LINEAR);
+ }
+ }
+
+ for (i = FRAG_ATTRIB_TEX0; i < FRAG_ATTRIB_MAX; i++) {
+ if (inputsRead & (1 << i)) {
+ assert(i < sizeof(frag_to_vf) / sizeof(frag_to_vf[0]));
+ EMIT_ATTR(frag_to_vf[i], i, INTERP_PERSPECTIVE);
+ }
+ }
+
+ /* Additional attributes required for setup: Just twosided
+ * lighting. Edgeflag is dealt with specially by setting bits in
+ * the vertex header.
+ */
+ if (i915->setup.light_twoside) {
+ if (inputsRead & FRAG_BIT_COL0) {
+ EMIT_ATTR(VF_ATTRIB_BFC0, FRAG_ATTRIB_MAX, 0); /* XXX: mark as discarded after setup */
+ }
+
+ if (inputsRead & FRAG_BIT_COL1) {
+ EMIT_ATTR(VF_ATTRIB_BFC1, FRAG_ATTRIB_MAX, 0); /* XXX: discard after setup */
+ }
+ }
+
+ /* If the attributes have changed, tell the draw module (which in turn
+ * tells the vf module) about the new vertex layout.
+ */
+ draw_set_vertex_attributes( i915->draw,
+ slot_to_vf_attr,
+ nr_attrs );
+}
+
+
+/**
+ * Recompute cliprect from scissor bounds, scissor enable and surface size.
+ */
+static void
+compute_cliprect(struct i915_context *sp)
+{
+ GLint surfWidth, surfHeight;
+
+ if (sp->framebuffer.num_cbufs > 0) {
+ surfWidth = sp->framebuffer.cbufs[0]->width;
+ surfHeight = sp->framebuffer.cbufs[0]->height;
+ }
+ else {
+ /* no surface? */
+ surfWidth = sp->scissor.maxx;
+ surfHeight = sp->scissor.maxy;
+ }
+
+ if (sp->setup.scissor) {
+ /* clip to scissor rect */
+ sp->cliprect.minx = MAX2(sp->scissor.minx, 0);
+ sp->cliprect.miny = MAX2(sp->scissor.miny, 0);
+ sp->cliprect.maxx = MIN2(sp->scissor.maxx, surfWidth);
+ sp->cliprect.maxy = MIN2(sp->scissor.maxy, surfHeight);
+ }
+ else {
+ /* clip to surface bounds */
+ sp->cliprect.minx = 0;
+ sp->cliprect.miny = 0;
+ sp->cliprect.maxx = surfWidth;
+ sp->cliprect.maxy = surfHeight;
+ }
+}
+
+
+/* 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_SETUP | I915_NEW_FS))
+ calculate_vertex_layout( i915 );
+
+ if (i915->dirty & (I915_NEW_SCISSOR |
+ I915_NEW_STENCIL |
+ I915_NEW_FRAMEBUFFER))
+ compute_cliprect(i915);
+
+ i915->dirty = 0;
+}
diff --git a/src/mesa/pipe/i915simple/i915_state_draw.c b/src/mesa/pipe/i915simple/i915_state_draw.c
new file mode 100644
index 00000000000..6c436b4c067
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_state_draw.c
@@ -0,0 +1,37 @@
+/**************************************************************************
+ *
+ * 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 "imports.h"
+
+#include "sp_context.h"
+#include "sp_state.h"
+#include "pipe/draw/draw_context.h"
+
+
+
diff --git a/src/mesa/pipe/i915simple/i915_state_emit.c b/src/mesa/pipe/i915simple/i915_state_emit.c
new file mode 100644
index 00000000000..dd7932bc0db
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_state_emit.c
@@ -0,0 +1,241 @@
+/**************************************************************************
+ *
+ * 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 "glheader.h"
+#include "mtypes.h"
+
+#include "i915_reg.h"
+#include "i915_context.h"
+#include "i915_winsys.h"
+#include "i915_batch.h"
+#include "i915_reg.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_defines.h"
+
+static unsigned translate_format( unsigned format )
+{
+ switch (format) {
+ case PIPE_FORMAT_U_R8_G8_B8_A8:
+ return COLOR_BUF_ARGB8888;
+ case PIPE_FORMAT_U_R5_G6_B5:
+ return COLOR_BUF_RGB565;
+ default:
+ assert(0);
+ return 0;
+ }
+}
+
+static unsigned translate_depth_format( unsigned zformat )
+{
+ assert(zformat == PIPE_FORMAT_S8_Z24);
+ return DEPTH_FRMT_24_FIXED_8_OTHER;
+}
+
+
+/* Push the state into the sarea and/or texture memory.
+ */
+void
+i915_emit_hardware_state(struct i915_context *i915 )
+{
+ BEGIN_BATCH(100, 10);
+
+ {
+ 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) | (1));
+ OUT_BATCH(0);
+ }
+
+
+ {
+ OUT_BATCH(_3DSTATE_SCISSOR_ENABLE_CMD | DISABLE_SCISSOR_RECT);
+
+ OUT_BATCH(_3DSTATE_SCISSOR_RECT_0_CMD);
+ OUT_BATCH(0);
+ OUT_BATCH(0);
+ }
+
+ {
+ OUT_BATCH(_3DSTATE_DEPTH_SUBRECT_DISABLE);
+ }
+
+ {
+ OUT_BATCH(_3DSTATE_LOAD_INDIRECT | 0); /* disable indirect state */
+ OUT_BATCH(0);
+ }
+
+
+ {
+ /* Don't support twosided stencil yet */
+ OUT_BATCH(_3DSTATE_BACKFACE_STENCIL_OPS | BFO_ENABLE_STENCIL_TWO_SIDE | 0);
+ }
+
+
+
+ {
+ OUT_BATCH(_3DSTATE_LOAD_STATE_IMMEDIATE_1 |
+ I1_LOAD_S(2) |
+ I1_LOAD_S(4) |
+ I1_LOAD_S(5) |
+ I1_LOAD_S(6) |
+ (3));
+
+ OUT_BATCH(0);
+ OUT_BATCH(S4_VFMT_XYZ | S4_VFMT_COLOR);
+ OUT_BATCH(0);
+ OUT_BATCH(S6_COLOR_WRITE_ENABLE |
+ (2 << S6_TRISTRIP_PV_SHIFT));
+ }
+
+ {
+ OUT_BATCH(_3DSTATE_MODES_4_CMD |
+ ENABLE_LOGIC_OP_FUNC |
+ LOGIC_OP_FUNC(LOGICOP_COPY) |
+ ENABLE_STENCIL_TEST_MASK |
+ STENCIL_TEST_MASK(0xff) |
+ ENABLE_STENCIL_WRITE_MASK |
+ STENCIL_WRITE_MASK(0xff));
+ }
+
+ {
+ OUT_BATCH(_3DSTATE_INDEPENDENT_ALPHA_BLEND_CMD |
+ IAB_MODIFY_ENABLE |
+ IAB_MODIFY_FUNC |
+ IAB_MODIFY_SRC_FACTOR |
+ IAB_MODIFY_DST_FACTOR);
+ }
+
+
+ if (i915->framebuffer.cbufs[0]) {
+ struct pipe_region *cbuf_region = i915->framebuffer.cbufs[0]->region;
+ unsigned pitch = (cbuf_region->pitch *
+ cbuf_region->cpp);
+
+ OUT_BATCH(_3DSTATE_BUF_INFO_CMD);
+
+ OUT_BATCH(BUF_3D_ID_COLOR_BACK |
+ BUF_3D_PITCH(pitch) | /* pitch in bytes */
+ BUF_3D_USE_FENCE);
+
+ OUT_RELOC(cbuf_region->buffer,
+ I915_BUFFER_ACCESS_WRITE,
+ cbuf_region->draw_offset);
+ }
+
+ /* What happens if no zbuf??
+ */
+ if (i915->framebuffer.zbuf) {
+ struct pipe_region *depth_region = i915->framebuffer.zbuf->region;
+ unsigned zpitch = (depth_region->pitch *
+ depth_region->cpp);
+
+ OUT_BATCH(_3DSTATE_BUF_INFO_CMD);
+
+ OUT_BATCH(BUF_3D_ID_DEPTH |
+ BUF_3D_PITCH(zpitch) | /* pitch in bytes */
+ BUF_3D_USE_FENCE);
+
+ OUT_RELOC(depth_region->buffer,
+ I915_BUFFER_ACCESS_WRITE,
+ depth_region->draw_offset);
+ }
+
+
+ {
+ unsigned cformat = i915->framebuffer.cbufs[0]->format;
+ unsigned zformat = i915->framebuffer.zbuf->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 |
+ translate_format( cformat ) |
+ translate_depth_format( zformat ));
+ }
+
+ {
+ OUT_BATCH(_3DSTATE_STIPPLE);
+ OUT_BATCH(0);
+ }
+
+ {
+ GLuint i, dwords;
+ GLuint *prog = i915_passthrough_program( &dwords );
+
+ for (i = 0; i < dwords; i++)
+ OUT_BATCH( prog[i] );
+ }
+}
+
diff --git a/src/mesa/pipe/i915simple/i915_state_fragprog.c b/src/mesa/pipe/i915simple/i915_state_fragprog.c
new file mode 100644
index 00000000000..e4639bc2237
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_state_fragprog.c
@@ -0,0 +1,67 @@
+/**************************************************************************
+ *
+ * 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"
+
+
+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)),
+ 0,
+ 0
+};
+
+unsigned *i915_passthrough_program( unsigned *dwords )
+{
+ i915_disassemble_program( passthrough, Elements(passthrough) );
+
+ *dwords = Elements(passthrough);
+ return passthrough;
+}
+
+
+
+
diff --git a/src/mesa/pipe/i915simple/i915_state_vertex.c b/src/mesa/pipe/i915simple/i915_state_vertex.c
new file mode 100644
index 00000000000..053e39deb26
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_state_vertex.c
@@ -0,0 +1,145 @@
+/**************************************************************************
+ *
+ * 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 "main/glheader.h"
+#include "main/macros.h"
+#include "main/enums.h"
+
+#include "vf/vf.h"
+#include "pipe/draw/draw_context.h"
+#include "i915_context.h"
+#include "i915_state.h"
+
+
+
+
+/***********************************************************************
+ *
+ */
+
+#define SZ_TO_HW(sz) ((sz-2)&0x3)
+#define EMIT_SZ(sz) (EMIT_1F + (sz) - 1)
+#define EMIT_ATTR( ATTR, STYLE, S4, SZ ) \
+do { \
+ i915->vertex_attrs[i915->vertex_attr_count].attrib = (ATTR); \
+ i915->vertex_attrs[i915->vertex_attr_count].format = (STYLE); \
+ i915->vertex_attr_count++; \
+ s4 |= S4; \
+ offset += (SZ); \
+} while (0)
+
+#define EMIT_PAD( N ) \
+do { \
+ i915->vertex_attrs[i915->vertex_attr_count].attrib = 0; \
+ i915->vertex_attrs[i915->vertex_attr_count].format = EMIT_PAD; \
+ i915->vertex_attrs[i915->vertex_attr_count].offset = (N); \
+ i915->vertex_attr_count++; \
+ offset += (N); \
+} while (0)
+
+
+
+/**
+ * Determine which post-transform / pre-rasterization vertex attributes
+ * we need.
+ * Derived from: fs, setup states.
+ */
+static void calculate_vertex_layout( struct i915_context *i915 )
+{
+ const GLbitfield inputsRead = i915->fs.inputs_read;
+ GLuint slot_to_vf_attr[VF_ATTRIB_MAX];
+ GLuint nr_attrs = 0;
+ GLuint i;
+
+
+
+ memset(slot_to_vf_attr, 0, sizeof(slot_to_vf_attr));
+
+ EMIT_ATTR(VF_ATTRIB_POS, FRAG_ATTRIB_WPOS, INTERP_LINEAR);
+ EMIT_ATTR(VF_ATTRIB_COLOR0, FRAG_ATTRIB_COL0, INTERP_LINEAR);
+
+ i915->hw_vertex_size = i915->nr_attrs;
+
+ /* Additional attributes required for setup: Just twosided
+ * lighting. Edgeflag is dealt with specially by setting bits in
+ * the vertex header.
+ */
+ if (i915->setup.light_twoside) {
+ EMIT_ATTR(VF_ATTRIB_BFC0, FRAG_ATTRIB_MAX, 0); /* XXX: mark as discarded after setup */
+ }
+
+ /* If the attributes have changed, tell the draw module (which in turn
+ * tells the vf module) about the new vertex layout.
+ */
+ draw_set_vertex_attributes( i915->draw,
+ slot_to_vf_attr,
+ i915->nr_attrs );
+}
+
+
+
+/***********************************************************************
+ *
+ */
+static inline GLuint attr_size(GLuint sizes, GLuint attr)
+{
+ return ((sizes >> (attr*2)) & 0x3) + 1;
+}
+
+static void i915_calculate_vertex_format( struct intel_context *intel )
+{
+ struct i915_context *i915 = i915_context( &intel->ctx );
+
+ GLuint s2 = S2_TEXCOORD_NONE;
+ GLuint s4 = 0;
+ GLuint offset = 0;
+ GLuint i;
+ i915->vertex_attr_count = 0;
+
+ EMIT_ATTR(VF_ATTRIB_POS, EMIT_4F_VIEWPORT, S4_VFMT_XYZW, 16);
+ EMIT_ATTR(VF_ATTRIB_COLOR0, EMIT_4UB_4F_BGRA, S4_VFMT_COLOR, 4);
+
+
+
+ if (s2 != i915->vertex_format.LIS2 ||
+ s4 != i915->vertex_format.LIS4) {
+
+ clip_set_hw_vertex_format( intel->clip,
+ i915->vertex_attrs,
+ i915->vertex_attr_count,
+ offset );
+
+ /* Needed? This does raise the INTEL_NEW_VERTEX_SIZE flag:
+ */
+ intel_vb_set_vertex_size( intel->vb, offset );
+
+ i915->vertex_format.LIS2 = s2;
+ i915->vertex_format.LIS4 = s4;
+ intel->state.dirty.intel |= I915_NEW_VERTEX_FORMAT;
+ }
+}
+
diff --git a/src/mesa/pipe/i915simple/i915_surface.c b/src/mesa/pipe/i915simple/i915_surface.c
new file mode 100644
index 00000000000..73d33570f6a
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_surface.c
@@ -0,0 +1,52 @@
+/**************************************************************************
+ *
+ * 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 "pipe/p_defines.h"
+#include "main/imports.h"
+
+
+static struct pipe_surface *
+i915_surface_alloc(struct pipe_context *pipe, GLenum format)
+{
+ struct i915_surface *surf = CALLOC_STRUCT(i915_surface);
+
+ if (!surf)
+ return NULL;
+
+ surf->surface.format = format;
+
+ return &surf->surface;
+}
+
+
+void
+i915_init_surface_functions(struct i915_context *i915)
+{
+ i915->pipe.surface_alloc = i915_surface_alloc;
+}
diff --git a/src/mesa/pipe/i915simple/i915_winsys.h b/src/mesa/pipe/i915simple/i915_winsys.h
new file mode 100644
index 00000000000..514c53c7b21
--- /dev/null
+++ b/src/mesa/pipe/i915simple/i915_winsys.h
@@ -0,0 +1,128 @@
+/**************************************************************************
+ *
+ * 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_WINSYS_H
+#define I915_WINSYS_H
+
+#include "main/mtypes.h"
+
+/* This is the interface that softpipe requires any window system
+ * hosting it to implement. This is the only include file in softpipe
+ * which is public.
+ */
+
+
+/* Pipe drivers are (meant to be!) independent of both GL and the
+ * window system. The window system provides a buffer manager and a
+ * set of additional hooks for things like command buffer submission,
+ * etc.
+ *
+ * There clearly has to be some agreement between the window system
+ * driver and the hardware driver about the format of command buffers,
+ * etc.
+ */
+
+struct pipe_buffer_handle;
+
+struct i915_winsys {
+
+
+ /* The buffer manager is modeled after the dri_bugmgr interface,
+ * but this is the subset that i915 cares about. Remember that
+ * i915 gets to choose the interface it needs, and the window
+ * systems must then implement that interface (rather than the
+ * other way around...).
+ *
+ * I915 only really wants to make system memory allocations,
+ * right??
+ */
+ struct pipe_buffer_handle *(*create_buffer)(struct i915_winsys *sws,
+ unsigned alignment );
+
+ void *(*buffer_map)( struct i915_winsys *sws,
+ struct pipe_buffer_handle *buf );
+
+ void (*buffer_unmap)( struct i915_winsys *sws,
+ struct pipe_buffer_handle *buf );
+
+ struct pipe_buffer_handle *(*buffer_reference)( struct i915_winsys *sws,
+ struct pipe_buffer_handle *buf );
+
+ void (*buffer_unreference)( struct i915_winsys *sws,
+ struct pipe_buffer_handle **buf );
+
+ void (*buffer_data)(struct i915_winsys *sws,
+ struct pipe_buffer_handle *buf,
+ unsigned size, const void *data );
+
+ void (*buffer_subdata)(struct i915_winsys *sws,
+ struct pipe_buffer_handle *buf,
+ unsigned long offset,
+ unsigned long size,
+ const void *data);
+
+ void (*buffer_get_subdata)(struct i915_winsys *sws,
+ struct pipe_buffer_handle *buf,
+ unsigned long offset,
+ unsigned long size,
+ void *data);
+
+
+ /* An over-simple batchbuffer mechanism. Will want to improve the
+ * performance of this, perhaps based on the cmdstream stuff. It
+ * would be pretty impossible to implement swz on top of this
+ * interface.
+ *
+ * Will also need additions/changes to implement static/dynamic
+ * indirect state.
+ */
+ unsigned *(*batch_start)( struct i915_winsys *sws,
+ unsigned dwords,
+ unsigned relocs );
+ void (*batch_dword)( struct i915_winsys *sws,
+ unsigned dword );
+ void (*batch_reloc)( struct i915_winsys *sws,
+ struct pipe_buffer_handle *buf,
+ unsigned access_flags,
+ unsigned delta );
+ void (*batch_flush)( struct i915_winsys *sws );
+
+
+ /* Printf???
+ */
+ void (*dpf)( const char *fmt, ... );
+
+};
+
+#define I915_BUFFER_ACCESS_WRITE 0x1
+#define I915_BUFFER_ACCESS_READ 0x2
+
+
+struct pipe_context *i915_create( struct i915_winsys * );
+
+
+#endif