summaryrefslogtreecommitdiff
path: root/src/mesa/pipe/cell/spu/spu_main.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/pipe/cell/spu/spu_main.c')
-rw-r--r--src/mesa/pipe/cell/spu/spu_main.c567
1 files changed, 0 insertions, 567 deletions
diff --git a/src/mesa/pipe/cell/spu/spu_main.c b/src/mesa/pipe/cell/spu/spu_main.c
deleted file mode 100644
index e375197fe6..0000000000
--- a/src/mesa/pipe/cell/spu/spu_main.c
+++ /dev/null
@@ -1,567 +0,0 @@
-/**************************************************************************
- *
- * 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.
- *
- **************************************************************************/
-
-
-/* main() for Cell SPU code */
-
-
-#include <stdio.h>
-#include <libmisc.h>
-
-#include "spu_main.h"
-#include "spu_render.h"
-#include "spu_texture.h"
-#include "spu_tile.h"
-//#include "spu_test.h"
-#include "spu_vertex_shader.h"
-#include "pipe/cell/common.h"
-#include "pipe/p_defines.h"
-
-
-/*
-helpful headers:
-/usr/lib/gcc/spu/4.1.1/include/spu_mfcio.h
-/opt/ibm/cell-sdk/prototype/sysroot/usr/include/libmisc.h
-*/
-
-boolean Debug = FALSE;
-
-struct spu_global spu;
-
-struct spu_vs_context draw;
-
-/**
- * Tell the PPU that this SPU has finished copying a buffer to
- * local store and that it may be reused by the PPU.
- * This is done by writting a 16-byte batch-buffer-status block back into
- * main memory (in cell_context->buffer_status[]).
- */
-static void
-release_buffer(uint buffer)
-{
- /* Evidently, using less than a 16-byte status doesn't work reliably */
- static const uint status[4] ALIGN16_ATTRIB
- = {CELL_BUFFER_STATUS_FREE, 0, 0, 0};
-
- const uint index = 4 * (spu.init.id * CELL_NUM_BUFFERS + buffer);
- uint *dst = spu.init.buffer_status + index;
-
- ASSERT(buffer < CELL_NUM_BUFFERS);
-
- mfc_put((void *) &status, /* src in local memory */
- (unsigned int) dst, /* dst in main memory */
- sizeof(status), /* size */
- TAG_MISC, /* tag is unimportant */
- 0, /* tid */
- 0 /* rid */);
-}
-
-
-/**
- * For tiles whose status is TILE_STATUS_CLEAR, write solid-filled
- * tiles back to the main framebuffer.
- */
-static void
-really_clear_tiles(uint surfaceIndex)
-{
- const uint num_tiles = spu.fb.width_tiles * spu.fb.height_tiles;
- uint i;
-
- if (surfaceIndex == 0) {
- clear_c_tile(&spu.ctile);
-
- for (i = spu.init.id; i < num_tiles; i += spu.init.num_spus) {
- uint tx = i % spu.fb.width_tiles;
- uint ty = i / spu.fb.width_tiles;
- if (spu.ctile_status[ty][tx] == TILE_STATUS_CLEAR) {
- put_tile(tx, ty, &spu.ctile, TAG_SURFACE_CLEAR, 0);
- }
- }
- }
- else {
- clear_z_tile(&spu.ztile);
-
- for (i = spu.init.id; i < num_tiles; i += spu.init.num_spus) {
- uint tx = i % spu.fb.width_tiles;
- uint ty = i / spu.fb.width_tiles;
- if (spu.ztile_status[ty][tx] == TILE_STATUS_CLEAR)
- put_tile(tx, ty, &spu.ctile, TAG_SURFACE_CLEAR, 1);
- }
- }
-
-#if 0
- wait_on_mask(1 << TAG_SURFACE_CLEAR);
-#endif
-}
-
-
-static void
-cmd_clear_surface(const struct cell_command_clear_surface *clear)
-{
- const uint num_tiles = spu.fb.width_tiles * spu.fb.height_tiles;
- uint i;
-
- if (Debug)
- printf("SPU %u: CLEAR SURF %u to 0x%08x\n", spu.init.id,
- clear->surface, clear->value);
-
-#define CLEAR_OPT 1
-#if CLEAR_OPT
- /* set all tile's status to CLEAR */
- if (clear->surface == 0) {
- memset(spu.ctile_status, TILE_STATUS_CLEAR, sizeof(spu.ctile_status));
- spu.fb.color_clear_value = clear->value;
- }
- else {
- memset(spu.ztile_status, TILE_STATUS_CLEAR, sizeof(spu.ztile_status));
- spu.fb.depth_clear_value = clear->value;
- }
- return;
-#endif
-
- if (clear->surface == 0) {
- spu.fb.color_clear_value = clear->value;
- clear_c_tile(&spu.ctile);
- }
- else {
- spu.fb.depth_clear_value = clear->value;
- clear_z_tile(&spu.ztile);
- }
-
- /*
- printf("SPU: %s num=%d w=%d h=%d\n",
- __FUNCTION__, num_tiles, spu.fb.width_tiles, spu.fb.height_tiles);
- */
-
- for (i = spu.init.id; i < num_tiles; i += spu.init.num_spus) {
- uint tx = i % spu.fb.width_tiles;
- uint ty = i / spu.fb.width_tiles;
- if (clear->surface == 0)
- put_tile(tx, ty, &spu.ctile, TAG_SURFACE_CLEAR, 0);
- else
- put_tile(tx, ty, &spu.ztile, TAG_SURFACE_CLEAR, 1);
- /* XXX we don't want this here, but it fixes bad tile results */
- }
-
-#if 0
- wait_on_mask(1 << TAG_SURFACE_CLEAR);
-#endif
-
- if (Debug)
- printf("SPU %u: CLEAR SURF done\n", spu.init.id);
-}
-
-
-static void
-cmd_release_verts(const struct cell_command_release_verts *release)
-{
- if (Debug)
- printf("SPU %u: RELEASE VERTS %u\n",
- spu.init.id, release->vertex_buf);
- ASSERT(release->vertex_buf != ~0U);
- release_buffer(release->vertex_buf);
-}
-
-
-static void
-cmd_state_framebuffer(const struct cell_command_framebuffer *cmd)
-{
- if (Debug)
- printf("SPU %u: FRAMEBUFFER: %d x %d at %p, cformat 0x%x zformat 0x%x\n",
- spu.init.id,
- cmd->width,
- cmd->height,
- cmd->color_start,
- cmd->color_format,
- cmd->depth_format);
-
- ASSERT_ALIGN16(cmd->color_start);
- ASSERT_ALIGN16(cmd->depth_start);
-
- spu.fb.color_start = cmd->color_start;
- spu.fb.depth_start = cmd->depth_start;
- spu.fb.color_format = cmd->color_format;
- spu.fb.depth_format = cmd->depth_format;
- spu.fb.width = cmd->width;
- spu.fb.height = cmd->height;
- spu.fb.width_tiles = (spu.fb.width + TILE_SIZE - 1) / TILE_SIZE;
- spu.fb.height_tiles = (spu.fb.height + TILE_SIZE - 1) / TILE_SIZE;
-
- if (spu.fb.depth_format == PIPE_FORMAT_Z32_UNORM)
- spu.fb.zsize = 4;
- else if (spu.fb.depth_format == PIPE_FORMAT_Z16_UNORM)
- spu.fb.zsize = 2;
- else
- spu.fb.zsize = 0;
-
- if (spu.fb.color_format == PIPE_FORMAT_A8R8G8B8_UNORM)
- spu.color_shuffle = ((vector unsigned char) {
- 12, 0, 4, 8, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0});
- else if (spu.fb.color_format == PIPE_FORMAT_B8G8R8A8_UNORM)
- spu.color_shuffle = ((vector unsigned char) {
- 8, 4, 0, 12, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0});
- else
- ASSERT(0);
-}
-
-
-static void
-cmd_state_blend(const struct pipe_blend_state *state)
-{
- if (Debug)
- printf("SPU %u: BLEND: enabled %d\n",
- spu.init.id,
- state->blend_enable);
-
- memcpy(&spu.blend, state, sizeof(*state));
-}
-
-
-static void
-cmd_state_depth_stencil(const struct pipe_depth_stencil_alpha_state *state)
-{
- if (Debug)
- printf("SPU %u: DEPTH_STENCIL: ztest %d\n",
- spu.init.id,
- state->depth.enabled);
-
- memcpy(&spu.depth_stencil, state, sizeof(*state));
-}
-
-
-static void
-cmd_state_sampler(const struct pipe_sampler_state *state)
-{
- if (Debug)
- printf("SPU %u: SAMPLER\n",
- spu.init.id);
-
- memcpy(&spu.sampler[0], state, sizeof(*state));
- if (spu.sampler[0].min_img_filter == PIPE_TEX_FILTER_LINEAR)
- spu.sample_texture = sample_texture_bilinear;
- else
- spu.sample_texture = sample_texture_nearest;
-}
-
-
-static void
-cmd_state_texture(const struct cell_command_texture *texture)
-{
- if (Debug)
- printf("SPU %u: TEXTURE at %p size %u x %u\n",
- spu.init.id, texture->start, texture->width, texture->height);
-
- memcpy(&spu.texture, texture, sizeof(*texture));
- spu.tex_size = (vector float)
- { spu.texture.width, spu.texture.height, 0.0, 0.0};
- spu.tex_size_mask = (vector unsigned int)
- { spu.texture.width - 1, spu.texture.height - 1, 0, 0 };
-}
-
-
-static void
-cmd_state_vertex_info(const struct vertex_info *vinfo)
-{
- if (Debug) {
- printf("SPU %u: VERTEX_INFO num_attribs=%u\n", spu.init.id,
- vinfo->num_attribs);
- }
- ASSERT(vinfo->num_attribs >= 1);
- ASSERT(vinfo->num_attribs <= 8);
- memcpy(&spu.vertex_info, vinfo, sizeof(*vinfo));
-}
-
-
-static void
-cmd_state_vs_array_info(const struct cell_array_info *vs_info)
-{
- const unsigned attr = vs_info->attr;
-
- ASSERT(attr < PIPE_ATTRIB_MAX);
- draw.vertex_fetch.src_ptr[attr] = vs_info->base;
- draw.vertex_fetch.pitch[attr] = vs_info->pitch;
- draw.vertex_fetch.format[attr] = vs_info->format;
- draw.vertex_fetch.dirty = 1;
-}
-
-
-static void
-cmd_finish(void)
-{
- if (Debug)
- printf("SPU %u: FINISH\n", spu.init.id);
- really_clear_tiles(0);
- /* wait for all outstanding DMAs to finish */
- mfc_write_tag_mask(~0);
- mfc_read_tag_status_all();
- /* send mbox message to PPU */
- spu_write_out_mbox(CELL_CMD_FINISH);
-}
-
-
-/**
- * Execute a batch of commands
- * The opcode param encodes the location of the buffer and its size.
- */
-static void
-cmd_batch(uint opcode)
-{
- const uint buf = (opcode >> 8) & 0xff;
- uint size = (opcode >> 16);
- uint64_t buffer[CELL_BUFFER_SIZE / 8] ALIGN16_ATTRIB;
- const unsigned usize = size / sizeof(buffer[0]);
- uint pos;
-
- if (Debug)
- printf("SPU %u: BATCH buffer %u, len %u, from %p\n",
- spu.init.id, buf, size, spu.init.buffers[buf]);
-
- ASSERT((opcode & CELL_CMD_OPCODE_MASK) == CELL_CMD_BATCH);
-
- ASSERT_ALIGN16(spu.init.buffers[buf]);
-
- size = ROUNDUP16(size);
-
- ASSERT_ALIGN16(spu.init.buffers[buf]);
-
- mfc_get(buffer, /* dest */
- (unsigned int) spu.init.buffers[buf], /* src */
- size,
- TAG_BATCH_BUFFER,
- 0, /* tid */
- 0 /* rid */);
- wait_on_mask(1 << TAG_BATCH_BUFFER);
-
- /* Tell PPU we're done copying the buffer to local store */
- if (Debug)
- printf("SPU %u: release batch buf %u\n", spu.init.id, buf);
- release_buffer(buf);
-
- for (pos = 0; pos < usize; /* no incr */) {
- switch (buffer[pos]) {
- case CELL_CMD_STATE_FRAMEBUFFER:
- {
- struct cell_command_framebuffer *fb
- = (struct cell_command_framebuffer *) &buffer[pos];
- cmd_state_framebuffer(fb);
- pos += sizeof(*fb) / 8;
- }
- break;
- case CELL_CMD_CLEAR_SURFACE:
- {
- struct cell_command_clear_surface *clr
- = (struct cell_command_clear_surface *) &buffer[pos];
- cmd_clear_surface(clr);
- pos += sizeof(*clr) / 8;
- }
- break;
- case CELL_CMD_RENDER:
- {
- struct cell_command_render *render
- = (struct cell_command_render *) &buffer[pos];
- uint pos_incr;
- cmd_render(render, &pos_incr);
- pos += pos_incr;
- }
- break;
- case CELL_CMD_RELEASE_VERTS:
- {
- struct cell_command_release_verts *release
- = (struct cell_command_release_verts *) &buffer[pos];
- cmd_release_verts(release);
- pos += sizeof(*release) / 8;
- }
- break;
- case CELL_CMD_FINISH:
- cmd_finish();
- pos += 1;
- break;
- case CELL_CMD_STATE_BLEND:
- cmd_state_blend((struct pipe_blend_state *)
- &buffer[pos+1]);
- pos += (1 + ROUNDUP8(sizeof(struct pipe_blend_state)) / 8);
- break;
- case CELL_CMD_STATE_DEPTH_STENCIL:
- cmd_state_depth_stencil((struct pipe_depth_stencil_alpha_state *)
- &buffer[pos+1]);
- pos += (1 + ROUNDUP8(sizeof(struct pipe_depth_stencil_alpha_state)) / 8);
- break;
- case CELL_CMD_STATE_SAMPLER:
- cmd_state_sampler((struct pipe_sampler_state *) &buffer[pos+1]);
- pos += (1 + ROUNDUP8(sizeof(struct pipe_sampler_state)) / 8);
- break;
- case CELL_CMD_STATE_TEXTURE:
- cmd_state_texture((struct cell_command_texture *) &buffer[pos+1]);
- pos += (1 + ROUNDUP8(sizeof(struct cell_command_texture)) / 8);
- break;
- case CELL_CMD_STATE_VERTEX_INFO:
- cmd_state_vertex_info((struct vertex_info *) &buffer[pos+1]);
- pos += (1 + ROUNDUP8(sizeof(struct vertex_info)) / 8);
- break;
- case CELL_CMD_STATE_VIEWPORT:
- (void) memcpy(& draw.viewport, &buffer[pos+1],
- sizeof(struct pipe_viewport_state));
- pos += (1 + ROUNDUP8(sizeof(struct pipe_viewport_state)) / 8);
- break;
- case CELL_CMD_STATE_VS_ARRAY_INFO:
- cmd_state_vs_array_info((struct cell_array_info *) &buffer[pos+1]);
- pos += (1 + ROUNDUP8(sizeof(struct cell_array_info)) / 8);
- break;
- default:
- printf("SPU %u: bad opcode: 0x%llx\n", spu.init.id, buffer[pos]);
- ASSERT(0);
- break;
- }
- }
-
- if (Debug)
- printf("SPU %u: BATCH complete\n", spu.init.id);
-}
-
-
-/**
- * Temporary/simple main loop for SPEs: Get a command, execute it, repeat.
- */
-static void
-main_loop(void)
-{
- struct cell_command cmd;
- int exitFlag = 0;
-
- if (Debug)
- printf("SPU %u: Enter main loop\n", spu.init.id);
-
- ASSERT((sizeof(struct cell_command) & 0xf) == 0);
- ASSERT_ALIGN16(&cmd);
-
- while (!exitFlag) {
- unsigned opcode;
- int tag = 0;
-
- if (Debug)
- printf("SPU %u: Wait for cmd...\n", spu.init.id);
-
- /* read/wait from mailbox */
- opcode = (unsigned int) spu_read_in_mbox();
-
- if (Debug)
- printf("SPU %u: got cmd 0x%x\n", spu.init.id, opcode);
-
- /* command payload */
- mfc_get(&cmd, /* dest */
- (unsigned int) spu.init.cmd, /* src */
- sizeof(struct cell_command), /* bytes */
- tag,
- 0, /* tid */
- 0 /* rid */);
- wait_on_mask( 1 << tag );
-
- /*
- * NOTE: most commands should be contained in a batch buffer
- */
-
- switch (opcode & CELL_CMD_OPCODE_MASK) {
- case CELL_CMD_EXIT:
- if (Debug)
- printf("SPU %u: EXIT\n", spu.init.id);
- exitFlag = 1;
- break;
- case CELL_CMD_VS_EXECUTE:
- spu_execute_vertex_shader(&draw, &cmd.vs);
- break;
- case CELL_CMD_BATCH:
- cmd_batch(opcode);
- break;
- default:
- printf("Bad opcode!\n");
- }
-
- }
-
- if (Debug)
- printf("SPU %u: Exit main loop\n", spu.init.id);
-}
-
-
-
-static void
-one_time_init(void)
-{
- memset(spu.ctile_status, TILE_STATUS_DEFINED, sizeof(spu.ctile_status));
- memset(spu.ztile_status, TILE_STATUS_DEFINED, sizeof(spu.ztile_status));
- invalidate_tex_cache();
-}
-
-
-
-/* In some versions of the SDK the SPE main takes 'unsigned long' as a
- * parameter. In others it takes 'unsigned long long'. Use a define to
- * select between the two.
- */
-#ifdef SPU_MAIN_PARAM_LONG_LONG
-typedef unsigned long long main_param_t;
-#else
-typedef unsigned long main_param_t;
-#endif
-
-/**
- * SPE entrypoint.
- */
-int
-main(main_param_t speid, main_param_t argp)
-{
- int tag = 0;
-
- (void) speid;
-
- ASSERT(sizeof(tile_t) == TILE_SIZE * TILE_SIZE * 4);
- ASSERT(sizeof(struct cell_command_render) % 8 == 0);
-
- one_time_init();
-
- if (Debug)
- printf("SPU: main() speid=%lu\n", speid);
-
- mfc_get(&spu.init, /* dest */
- (unsigned int) argp, /* src */
- sizeof(struct cell_init_info), /* bytes */
- tag,
- 0, /* tid */
- 0 /* rid */);
- wait_on_mask( 1 << tag );
-
-#if 0
- if (spu.init.id==0)
- spu_test_misc();
-#endif
-
- main_loop();
-
- return 0;
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-06 21:50:48 +0000