diff options
author | Ben Skeggs <[email protected]> | 2008-02-16 16:30:22 +1100 |
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committer | Ben Skeggs <[email protected]> | 2008-02-16 16:30:22 +1100 |
commit | 87e3301533aa4d3e6e98db139887ebba3d217f7d (patch) | |
tree | ad80803f8f90263ea4c9adf9b3e7dd8eae4b05fa /src/gallium/drivers/cell/common.h | |
parent | 49405c43f245d3b3ddd12e891413bf7ead23145c (diff) | |
parent | 3320b1874e810583f95b93a89697b2955987b84f (diff) |
Merge branch 'upstream-gallium-0.1' into nouveau-gallium-0.1
Conflicts:
configs/linux-dri
src/mesa/pipe/Makefile
Diffstat (limited to 'src/gallium/drivers/cell/common.h')
-rw-r--r-- | src/gallium/drivers/cell/common.h | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/src/gallium/drivers/cell/common.h b/src/gallium/drivers/cell/common.h new file mode 100644 index 00000000000..74b131fbefc --- /dev/null +++ b/src/gallium/drivers/cell/common.h @@ -0,0 +1,227 @@ +/************************************************************************** + * + * 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. + * + **************************************************************************/ + +/** + * Types and tokens which are common to the SPU and PPU code. + */ + + +#ifndef CELL_COMMON_H +#define CELL_COMMON_H + +#include "pipe/p_compiler.h" +#include "pipe/p_util.h" +#include "pipe/p_format.h" + + +/** The standard assert macro doesn't seem to work reliably */ +#define ASSERT(x) \ + if (!(x)) { \ + ubyte *p = NULL; \ + fprintf(stderr, "%s:%d: %s(): assertion %s failed.\n", \ + __FILE__, __LINE__, __FUNCTION__, #x); \ + *p = 0; \ + exit(1); \ + } + + +/** for sanity checking */ +#define ASSERT_ALIGN16(ptr) \ + ASSERT((((unsigned long) (ptr)) & 0xf) == 0); + + +/** round up value to next multiple of 4 */ +#define ROUNDUP4(k) (((k) + 0x3) & ~0x3) + +/** round up value to next multiple of 8 */ +#define ROUNDUP8(k) (((k) + 0x7) & ~0x7) + +/** round up value to next multiple of 16 */ +#define ROUNDUP16(k) (((k) + 0xf) & ~0xf) + + +#define CELL_MAX_SPUS 6 + +#define TILE_SIZE 32 + + +/** + * The low byte of a mailbox word contains the command opcode. + * Remaining higher bytes are command specific. + */ +#define CELL_CMD_OPCODE_MASK 0xff + +#define CELL_CMD_EXIT 1 +#define CELL_CMD_CLEAR_SURFACE 2 +#define CELL_CMD_FINISH 3 +#define CELL_CMD_RENDER 4 +#define CELL_CMD_BATCH 5 +#define CELL_CMD_RELEASE_VERTS 6 +#define CELL_CMD_STATE_FRAMEBUFFER 10 +#define CELL_CMD_STATE_DEPTH_STENCIL 11 +#define CELL_CMD_STATE_SAMPLER 12 +#define CELL_CMD_STATE_TEXTURE 13 +#define CELL_CMD_STATE_VERTEX_INFO 14 +#define CELL_CMD_STATE_VIEWPORT 15 +#define CELL_CMD_STATE_VS_ARRAY_INFO 16 +#define CELL_CMD_STATE_BLEND 17 +#define CELL_CMD_VS_EXECUTE 18 +#define CELL_CMD_STATE_ATTRIB_FETCH 19 + + +#define CELL_NUM_BUFFERS 4 +#define CELL_BUFFER_SIZE (4*1024) /**< 16KB would be the max */ + +#define CELL_BUFFER_STATUS_FREE 10 +#define CELL_BUFFER_STATUS_USED 20 + + + +/** + * Tell SPUs about the framebuffer size, location + */ +struct cell_command_framebuffer +{ + uint64_t opcode; /**< CELL_CMD_FRAMEBUFFER */ + int width, height; + void *color_start, *depth_start; + enum pipe_format color_format, depth_format; +}; + + +/** + * Clear framebuffer to the given value/color. + */ +struct cell_command_clear_surface +{ + uint64_t opcode; /**< CELL_CMD_CLEAR_SURFACE */ + uint surface; /**< Temporary: 0=color, 1=Z */ + uint value; +}; + + +/** + * Array info used by the vertex shader's vertex puller. + */ +struct cell_array_info +{ + uint64_t base; /**< Base address of the 0th element. */ + uint attr; /**< Attribute that this state is for. */ + uint pitch; /**< Byte pitch from one entry to the next. */ + uint size; + uint function_offset; +} ALIGN16_ATTRIB; + + +struct cell_attribute_fetch_code { + uint64_t base; + uint size; +}; + +struct cell_shader_info +{ + unsigned num_outputs; + + uint64_t declarations; + unsigned num_declarations; + uint64_t instructions; + unsigned num_instructions; + uint64_t uniforms; + uint64_t immediates; + unsigned num_immediates; +} ALIGN16_ATTRIB; + + +#define SPU_VERTS_PER_BATCH 64 +struct cell_command_vs +{ + uint64_t opcode; /**< CELL_CMD_VS_EXECUTE */ + struct cell_shader_info shader; + unsigned num_elts; + unsigned elts[SPU_VERTS_PER_BATCH]; + uint64_t vOut[SPU_VERTS_PER_BATCH]; + float plane[12][4]; + unsigned nr_planes; + unsigned nr_attrs; +} ALIGN16_ATTRIB; + + +struct cell_command_render +{ + uint64_t opcode; /**< CELL_CMD_RENDER */ + uint prim_type; /**< PIPE_PRIM_x */ + uint num_verts; + uint vertex_size; /**< bytes per vertex */ + uint num_indexes; + uint vertex_buf; /**< which cell->buffer[] contains the vertex data */ + float xmin, ymin, xmax, ymax; /* XXX another dummy field */ + uint min_index; + boolean inline_verts; +}; + + +struct cell_command_release_verts +{ + uint64_t opcode; /**< CELL_CMD_RELEASE_VERTS */ + uint vertex_buf; /**< in [0, CELL_NUM_BUFFERS-1] */ +}; + + +struct cell_command_texture +{ + void *start; /**< Address in main memory */ + uint width, height; +}; + + +/** XXX unions don't seem to work */ +/* XXX this should go away; all commands should be placed in batch buffers */ +struct cell_command +{ +#if 0 + struct cell_command_framebuffer fb; + struct cell_command_clear_surface clear; + struct cell_command_render render; +#endif + struct cell_command_vs vs; +} ALIGN16_ATTRIB; + + +/** This is the object passed to spe_create_thread() */ +struct cell_init_info +{ + unsigned id; + unsigned num_spus; + struct cell_command *cmd; + + /** Buffers for command batches, vertex/index data */ + ubyte *buffers[CELL_NUM_BUFFERS]; + uint *buffer_status; /**< points at cell_context->buffer_status */ +} ALIGN16_ATTRIB; + + +#endif /* CELL_COMMON_H */ |