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/*
* Copyright © 2010 Jerome Glisse <glisse@freedesktop.org>
*
* This file is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "radeon_device.h"
#include "r600d.h"
struct r600_block {
struct list_head list;
u32 idx;
u32 last;
};
struct r600_inst_name {
char safe;
char name[64];
};
static struct r600_inst_name sq_cf_inst_name[] = {
{1, "NOP"},
{0, "TEX"},
{0, "VTX"},
{0, "VTX_TC"},
{1, "LOOP_START"},
{1, "LOOP_END"},
{1, "LOOP_START_DX10"},
{1, "LOOP_START_NO_AL"},
{1, "LOOP_CONTINUE"},
{1, "LOOP_BREAK"},
{1, "JUMP"},
{1, "PUSH"},
{1, "PUSH_ELSE"},
{1, "ELSE"},
{1, "POP"},
{1, "POP_JUMP"},
{1, "POP_PUSH"},
{1, "POP_PUSH_ELSE"},
{1, "CALL"},
{1, "CALL_FS"},
{1, "RETURN"},
{0, "EMIT_VERTEX"},
{0, "EMIT_CUT_VERTEX"},
{0, "CUT_VERTEX"},
{1, "KILL"},
};
static struct r600_inst_name sq_cf_alu_inst_name[] = {
{0, "unknown"},
{0, "unknown"},
{0, "unknown"},
{0, "unknown"},
{0, "unknown"},
{0, "unknown"},
{0, "unknown"},
{0, "unknown"},
{1, "ALU"},
{1, "ALU_PUSH_BEFORE"},
{1, "ALU_POP_AFTER"},
{1, "ALU_POP2_AFTER"},
{0, "unknown"},
{1, "ALU_CONTINUE"},
{1, "ALU_BREAK"},
{1, "ALU_ELSE_AFTER"},
};
static struct r600_inst_name sq_cf_alloc_export_inst_name[] = {
{0, "MEM_STREAM0"},
{0, "MEM_STREAM1"},
{0, "MEM_STREAM2"},
{0, "MEM_STREAM3"},
{0, "MEM_SCRATCH"},
{0, "MEM_REDUCTION"},
{0, "MEM_RING"},
{1, "EXPORT"},
{1, "EXPORT_DONE"},
};
void r600_disassemble_sq_cf_inst(u32 *bytecode, u32 ndwords, u32 idx)
{
u32 addr = G_008DFC_ADDR(bytecode[idx+0]) << 1;
u32 count = G_008DFC_COUNT(bytecode[idx+1]);
u32 i;
printf("0x%08X 0x%08X CF_INST: %s\n", bytecode[idx+0], bytecode[idx+1],
sq_cf_inst_name[G_008DFC_CF_INST(bytecode[idx+1])].name);
printf(" word0: addr (in dw) %d\n", G_008DFC_ADDR(bytecode[idx+0]) << 1);
printf(" word1: pop count %d\n", G_008DFC_POP_COUNT(bytecode[idx+1]));
printf(" word1: cf const %d\n", G_008DFC_CF_CONST(bytecode[idx+1]));
printf(" word1: cond %d\n", G_008DFC_COND(bytecode[idx+1]));
printf(" word1: count %d\n", G_008DFC_COUNT(bytecode[idx+1]));
printf(" word1: call count %d\n", G_008DFC_CALL_COUNT(bytecode[idx+1]));
printf(" word1: end of program %d\n", G_008DFC_END_OF_PROGRAM(bytecode[idx+1]));
printf(" word1: valid pixel mode %d\n", G_008DFC_VALID_PIXEL_MODE(bytecode[idx+1]));
printf(" word1: inst 0x%02X (%s)\n", G_008DFC_CF_INST(bytecode[idx+1]),
sq_cf_inst_name[G_008DFC_CF_INST(bytecode[idx+1])].name);
printf(" word1: whole quad mode %d\n", G_008DFC_WHOLE_QUAD_MODE(bytecode[idx+1]));
printf(" word1: barrier %d\n", G_008DFC_BARRIER(bytecode[idx+1]));
for (i = 0; i <= count; i++)
printf(" 0x%08X 0x%08X 0x%08X 0x%08X\n",
bytecode[idx+addr+0+(i*4)], bytecode[idx+addr+1+(i*4)],
bytecode[idx+addr+2+(i*4)], bytecode[idx+addr+3+(i*4)]);
}
void r600_disassemble_sq_cf_alu_inst(u32 *bytecode, u32 ndwords, u32 idx)
{
printf("0x%08X 0x%08X CF_ALU_INST: %s\n", bytecode[idx+0], bytecode[idx+1],
sq_cf_alu_inst_name[G_008DFC_CF_ALU_INST(bytecode[idx+1])].name);
printf(" word0: addr (in dw) %d\n", G_008DFC_ALU_ADDR(bytecode[idx+0]) << 1);
printf(" word0: kcache bank0 %d\n", G_008DFC_KCACHE_BANK0(bytecode[idx+0]));
printf(" word0: kcache bank1 %d\n", G_008DFC_KCACHE_BANK1(bytecode[idx+0]));
printf(" word0: kcache mode0 %d\n", G_008DFC_KCACHE_MODE0(bytecode[idx+0]));
printf(" word1: kcache mode1 %d\n", G_008DFC_KCACHE_MODE1(bytecode[idx+1]));
printf(" word1: kcache addr0 %d\n", G_008DFC_KCACHE_ADDR0(bytecode[idx+1]));
printf(" word1: kcache addr1 %d\n", G_008DFC_KCACHE_ADDR1(bytecode[idx+1]));
printf(" word1: count %d\n", G_008DFC_ALU_COUNT(bytecode[idx+1]));
printf(" word1: use waterfall %d\n", G_008DFC_USES_WATERFALL(bytecode[idx+1]));
printf(" word1: inst 0x%02X (%s)\n", G_008DFC_CF_ALU_INST(bytecode[idx+1]),
sq_cf_alu_inst_name[G_008DFC_CF_ALU_INST(bytecode[idx+1])].name);
printf(" word1: whole quad mode %d\n", G_008DFC_WHOLE_QUAD_MODE(bytecode[idx+1]));
printf(" word1: barrier %d\n", G_008DFC_BARRIER(bytecode[idx+1]));
}
void r600_disassemble_sq_cf_alloc_export_inst(u32 *bytecode, u32 ndwords, u32 idx)
{
printf("0x%08X 0x%08X CF_ALLOC_EXPORT: %s\n", bytecode[idx+0], bytecode[idx+1],
sq_cf_alloc_export_inst_name[G_008DFC_CF_INST(bytecode[idx+1])-0x20].name);
printf(" word0: array base %d\n", G_008DFC_ARRAY_BASE(bytecode[idx+0]));
printf(" word0: type %d\n", G_008DFC_TYPE(bytecode[idx+0]));
printf(" word0: rw gpr %d\n", G_008DFC_RW_GPR(bytecode[idx+0]));
printf(" word0: rw rel %d\n", G_008DFC_RW_REL(bytecode[idx+0]));
printf(" word0: index gpr %d\n", G_008DFC_INDEX_GPR(bytecode[idx+0]));
printf(" word0: elem size %d\n", G_008DFC_ELEM_SIZE(bytecode[idx+0]));
printf(" word1: burst count %d\n", G_008DFC_BURST_COUNT(bytecode[idx+1]));
printf(" word1: end of program %d\n", G_008DFC_END_OF_PROGRAM(bytecode[idx+1]));
printf(" word1: valid pixel mode %d\n", G_008DFC_VALID_PIXEL_MODE(bytecode[idx+1]));
printf(" word1: inst 0x%02X (%s)\n", G_008DFC_CF_INST(bytecode[idx+1]),
sq_cf_alloc_export_inst_name[G_008DFC_CF_INST(bytecode[idx+1])-0x20].name);
printf(" word1: whole quad mode %d\n", G_008DFC_WHOLE_QUAD_MODE(bytecode[idx+1]));
printf(" word1: barrier %d\n", G_008DFC_BARRIER(bytecode[idx+1]));
}
struct r600_block *r600_block_new(u32 *bytecode, u32 ndwords, u32 idx)
{
struct r600_block *blk;
u32 inst;
blk = malloc(sizeof(struct r600_block));
if (blk == NULL)
return NULL;
INIT_LIST_HEAD(&blk->list);
blk->idx = idx;
blk->last = 0;
inst = (bytecode[idx+1] >> 23) & 0x7F;
if ((inst & 0x78) >= 0x40) {
r600_disassemble_sq_cf_alu_inst(bytecode, ndwords, idx);
} else {
if (G_008DFC_CF_INST(bytecode[idx+1]) < 0x20) {
r600_disassemble_sq_cf_inst(bytecode, ndwords, idx);
blk->last = G_008DFC_END_OF_PROGRAM(bytecode[idx+1]);
} else {
r600_disassemble_sq_cf_alloc_export_inst(bytecode, ndwords, idx);
blk->last = G_008DFC_END_OF_PROGRAM(bytecode[idx+1]);
}
}
return blk;
}
void r600_shader_disassemble(u32 *bytecode, u32 ndwords)
{
struct r600_block *blk = NULL;
u32 idx = 0;
do {
free(blk);
blk = r600_block_new(bytecode, ndwords, idx);
if (blk == NULL)
return;
idx += 2;
} while (!blk->last);
}
int r600_shader_build_fs(struct radeon_device *rdev,
u32 *bytecode, u32 *ndwords,
struct drm_r600_vs_input *inputs,
struct drm_r600_vs_shader *vs)
{
u32 idx = 0, i, rid, gpr, j;
*ndwords = 0;
if (!inputs->nelements) {
dev_err(rdev->dev, "need at least one input for vertex shader\n");
return -EINVAL;
}
bytecode[idx++] = 0x00000002;
bytecode[idx++] = 0x81000000 | S_008DFC_COUNT(inputs->nelements - 1);
bytecode[idx++] = 0x00000000;
bytecode[idx++] = 0x8A000000;
for (i = 0; i < inputs->nelements; i++) {
if (inputs->elements[i].buffer_id >= inputs->nbuffers) {
dev_err(rdev->dev, "elements %d referencing invalid buffer %d\n",
i, inputs->elements[i].buffer_id);
return -EINVAL;
}
rid = inputs->buffers[inputs->elements[i].buffer_id].resource_id;
for (j = 0, gpr = -1; j < vs->ninputs; j++) {
if (vs->input_semantic[j] == inputs->elements[i].semantic) {
gpr = vs->input_gpr[j];
break;
}
}
/* if vs has no corresponding input skip the elements */
if (gpr == -1)
continue;
bytecode[idx++] = (inputs->elements[i].sq_vtx_word0 & 0xFC000000) | S_008DFC_BUFFER_ID(rid);
bytecode[idx++] = (inputs->elements[i].sq_vtx_word1 & 0xFFFFFC00) | S_008DFC_DST_GPR(gpr);
bytecode[idx++] = inputs->elements[i].sq_vtx_word2;
bytecode[idx++] = 0xCAFEDEAD;
}
*ndwords = idx;
// r600_shader_disassemble(bytecode, idx);
return 0;
}
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