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kolibrios/drivers/video/Intel-2D/sna/kgem_debug_gen3.c

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intel-2D: sna-2.99.902 git-svn-id: svn://kolibrios.org@4251 a494cfbc-eb01-0410-851d-a64ba20cac60
2013-11-18 12:28:53 +01:00
/*
* Copyright © 2007-2011 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* Authors:
* Eric Anholt <eric@anholt.net>
* Chris Wilson <chris@chris-wilson.co.uk>
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <assert.h>
#include "sna.h"
#include "sna_reg.h"
#include "gen3_render.h"
#include "kgem_debug.h"
enum type {
T_FLOAT32,
T_FLOAT16,
};
static struct state {
struct vertex_buffer {
int handle;
void *base;
const char *ptr;
int pitch;
struct kgem_bo *current;
} vb;
struct vertex_elements {
int offset;
bool valid;
enum type type;
int size;
uint8_t swizzle[4];
} ve[33];
int num_ve;
} state;
static float int_as_float(int i)
{
union {
float f;
int i;
} x;
x.i = i;
return x.f;
}
static void gen3_update_vertex_buffer_addr(struct kgem *kgem,
uint32_t offset)
{
uint32_t handle;
struct kgem_bo *bo = NULL;
void *base, *ptr;
int i;
offset *= sizeof(uint32_t);
for (i = 0; i < kgem->nreloc; i++)
if (kgem->reloc[i].offset == offset)
break;
assert(i < kgem->nreloc);
handle = kgem->reloc[i].target_handle;
if (handle == 0) {
base = kgem->batch;
} else {
list_for_each_entry(bo, &kgem->next_request->buffers, request)
if (bo->handle == handle)
break;
assert(&bo->request != &kgem->next_request->buffers);
base = kgem_bo_map__debug(kgem, bo);
}
ptr = (char *)base + kgem->reloc[i].delta;
state.vb.current = bo;
state.vb.base = base;
state.vb.ptr = ptr;
}
static void gen3_update_vertex_buffer_pitch(struct kgem *kgem,
uint32_t offset)
{
state.vb.pitch = kgem->batch[offset] >> 16 & 0x3f;
state.vb.pitch *= sizeof(uint32_t);
}
static void gen3_update_vertex_elements(struct kgem *kgem, uint32_t data)
{
state.ve[1].valid = 1;
switch ((data >> 6) & 7) {
case 1:
state.ve[1].type = T_FLOAT32;
state.ve[1].size = 3;
state.ve[1].swizzle[0] = 1;
state.ve[1].swizzle[1] = 1;
state.ve[1].swizzle[2] = 1;
state.ve[1].swizzle[3] = 3;
break;
case 2:
state.ve[1].type = T_FLOAT32;
state.ve[1].size = 4;
state.ve[1].swizzle[0] = 1;
state.ve[1].swizzle[1] = 1;
state.ve[1].swizzle[2] = 1;
state.ve[1].swizzle[3] = 1;
break;
case 3:
state.ve[1].type = T_FLOAT32;
state.ve[1].size = 2;
state.ve[1].swizzle[0] = 1;
state.ve[1].swizzle[1] = 1;
state.ve[1].swizzle[2] = 2;
state.ve[1].swizzle[3] = 3;
break;
case 4:
state.ve[1].type = T_FLOAT32;
state.ve[1].size = 3;
state.ve[1].swizzle[0] = 1;
state.ve[1].swizzle[1] = 1;
state.ve[1].swizzle[2] = 3;
state.ve[1].swizzle[3] = 1;
break;
}
state.ve[2].valid = 0;
state.ve[3].valid = 0;
}
static void gen3_update_vertex_texcoords(struct kgem *kgem, uint32_t data)
{
int id;
for (id = 0; id < 8; id++) {
uint32_t fmt = (data >> (id*4)) & 0xf;
int width;
state.ve[id+4].valid = fmt != 0xf;
width = 0;
switch (fmt) {
case 0:
state.ve[id+4].type = T_FLOAT32;
width = state.ve[id+4].size = 2;
break;
case 1:
state.ve[id+4].type = T_FLOAT32;
width = state.ve[id+4].size = 3;
break;
case 2:
state.ve[id+4].type = T_FLOAT32;
width = state.ve[id+4].size = 4;
break;
case 3:
state.ve[id+4].type = T_FLOAT32;
width = state.ve[id+4].size = 1;
break;
case 4:
state.ve[id+4].type = T_FLOAT16;
width = state.ve[id+4].size = 2;
break;
case 5:
state.ve[id+4].type = T_FLOAT16;
width = state.ve[id+4].size = 4;
break;
}
state.ve[id+4].swizzle[0] = width > 0 ? 1 : 2;
state.ve[id+4].swizzle[1] = width > 1 ? 1 : 2;
state.ve[id+4].swizzle[2] = width > 2 ? 1 : 2;
state.ve[id+4].swizzle[3] = width > 3 ? 1 : 2;
}
}
static void gen3_update_vertex_elements_offsets(struct kgem *kgem)
{
int i, offset;
for (i = offset = 0; i < ARRAY_SIZE(state.ve); i++) {
if (!state.ve[i].valid)
continue;
state.ve[i].offset = offset;
offset += 4 * state.ve[i].size;
state.num_ve = i;
}
}
static void vertices_float32_out(const struct vertex_elements *ve, const float *f, int max)
{
int c;
ErrorF("(");
for (c = 0; c < max; c++) {
switch (ve->swizzle[c]) {
case 0: ErrorF("#"); break;
case 1: ErrorF("%f", f[c]); break;
case 2: ErrorF("0.0"); break;
case 3: ErrorF("1.0"); break;
case 4: ErrorF("0x1"); break;
case 5: break;
default: ErrorF("?");
}
if (c < max-1)
ErrorF(", ");
}
ErrorF(")");
}
static void ve_out(const struct vertex_elements *ve, const void *ptr)
{
switch (ve->type) {
case T_FLOAT32:
vertices_float32_out(ve, ptr, ve->size);
break;
case T_FLOAT16:
//vertices_float16_out(ve, ptr, ve->size);
break;
}
}
static void indirect_vertex_out(struct kgem *kgem, uint32_t v)
{
const struct vertex_buffer *vb = &state.vb;
int i = 1;
do {
const struct vertex_elements *ve = &state.ve[i];
const void *ptr = vb->ptr + v * vb->pitch + ve->offset;
if (!ve->valid)
continue;
ve_out(ve, ptr);
while (++i <= state.num_ve && !state.ve[i].valid)
;
if (i <= state.num_ve)
ErrorF(", ");
} while (i <= state.num_ve);
}
static int inline_vertex_out(struct kgem *kgem, void *base)
{
const struct vertex_buffer *vb = &state.vb;
int i = 1;
do {
const struct vertex_elements *ve = &state.ve[i];
const void *ptr = (char *)base + ve->offset;
if (!ve->valid)
continue;
ve_out(ve, ptr);
while (++i <= state.num_ve && !state.ve[i].valid)
;
if (i <= state.num_ve)
ErrorF(", ");
} while (i <= state.num_ve);
return vb->pitch;
}
static int
gen3_decode_3d_1c(struct kgem *kgem, uint32_t offset)
{
uint32_t *data = kgem->batch + offset;
uint32_t opcode;
opcode = (data[0] & 0x00f80000) >> 19;
switch (opcode) {
case 0x11:
kgem_debug_print(data, offset, 0, "3DSTATE_DEPTH_SUBRECTANGLE_DISABLE\n");
return 1;
case 0x10:
kgem_debug_print(data, offset, 0, "3DSTATE_SCISSOR_ENABLE %s\n",
data[0]&1?"enabled":"disabled");
return 1;
case 0x01:
kgem_debug_print(data, offset, 0, "3DSTATE_MAP_COORD_SET_I830\n");
return 1;
case 0x0a:
kgem_debug_print(data, offset, 0, "3DSTATE_MAP_CUBE_I830\n");
return 1;
case 0x05:
kgem_debug_print(data, offset, 0, "3DSTATE_MAP_TEX_STREAM_I830\n");
return 1;
}
kgem_debug_print(data, offset, 0, "3D UNKNOWN: 3d_1c opcode = 0x%x\n",
opcode);
assert(0);
return 1;
}
/** Sets the string dstname to describe the destination of the PS instruction */
static void
gen3_get_instruction_dst(uint32_t *data, int i, char *dstname, int do_mask)
{
uint32_t a0 = data[i];
int dst_nr = (a0 >> 14) & 0xf;
char dstmask[8];
const char *sat;
if (do_mask) {
if (((a0 >> 10) & 0xf) == 0xf) {
dstmask[0] = 0;
} else {
int dstmask_index = 0;
dstmask[dstmask_index++] = '.';
if (a0 & (1 << 10))
dstmask[dstmask_index++] = 'x';
if (a0 & (1 << 11))
dstmask[dstmask_index++] = 'y';
if (a0 & (1 << 12))
dstmask[dstmask_index++] = 'z';
if (a0 & (1 << 13))
dstmask[dstmask_index++] = 'w';
dstmask[dstmask_index++] = 0;
}
if (a0 & (1 << 22))
sat = ".sat";
else
sat = "";
} else {
dstmask[0] = 0;
sat = "";
}
switch ((a0 >> 19) & 0x7) {
case 0:
assert(dst_nr <= 15);
sprintf(dstname, "R%d%s%s", dst_nr, dstmask, sat);
break;
case 4:
assert(dst_nr == 0);
sprintf(dstname, "oC%s%s", dstmask, sat);
break;
case 5:
assert(dst_nr == 0);
sprintf(dstname, "oD%s%s", dstmask, sat);
break;
case 6:
assert(dst_nr <= 3);
sprintf(dstname, "U%d%s%s", dst_nr, dstmask, sat);
break;
default:
sprintf(dstname, "RESERVED");
break;
}
}
static const char *
gen3_get_channel_swizzle(uint32_t select)
{
switch (select & 0x7) {
case 0:
return (select & 8) ? "-x" : "x";
case 1:
return (select & 8) ? "-y" : "y";
case 2:
return (select & 8) ? "-z" : "z";
case 3:
return (select & 8) ? "-w" : "w";
case 4:
return (select & 8) ? "-0" : "0";
case 5:
return (select & 8) ? "-1" : "1";
default:
return (select & 8) ? "-bad" : "bad";
}
}
static void
gen3_get_instruction_src_name(uint32_t src_type, uint32_t src_nr, char *name)
{
switch (src_type) {
case 0:
sprintf(name, "R%d", src_nr);
assert(src_nr <= 15);
break;
case 1:
if (src_nr < 8)
sprintf(name, "T%d", src_nr);
else if (src_nr == 8)
sprintf(name, "DIFFUSE");
else if (src_nr == 9)
sprintf(name, "SPECULAR");
else if (src_nr == 10)
sprintf(name, "FOG");
else {
assert(0);
sprintf(name, "RESERVED");
}
break;
case 2:
sprintf(name, "C%d", src_nr);
assert(src_nr <= 31);
break;
case 4:
sprintf(name, "oC");
assert(src_nr == 0);
break;
case 5:
sprintf(name, "oD");
assert(src_nr == 0);
break;
case 6:
sprintf(name, "U%d", src_nr);
assert(src_nr <= 3);
break;
default:
sprintf(name, "RESERVED");
assert(0);
break;
}
}
static void
gen3_get_instruction_src0(uint32_t *data, int i, char *srcname)
{
uint32_t a0 = data[i];
uint32_t a1 = data[i + 1];
int src_nr = (a0 >> 2) & 0x1f;
const char *swizzle_x = gen3_get_channel_swizzle((a1 >> 28) & 0xf);
const char *swizzle_y = gen3_get_channel_swizzle((a1 >> 24) & 0xf);
const char *swizzle_z = gen3_get_channel_swizzle((a1 >> 20) & 0xf);
const char *swizzle_w = gen3_get_channel_swizzle((a1 >> 16) & 0xf);
char swizzle[100];
gen3_get_instruction_src_name((a0 >> 7) & 0x7, src_nr, srcname);
sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z, swizzle_w);
if (strcmp(swizzle, ".xyzw") != 0)
strcat(srcname, swizzle);
}
static void
gen3_get_instruction_src1(uint32_t *data, int i, char *srcname)
{
uint32_t a1 = data[i + 1];
uint32_t a2 = data[i + 2];
int src_nr = (a1 >> 8) & 0x1f;
const char *swizzle_x = gen3_get_channel_swizzle((a1 >> 4) & 0xf);
const char *swizzle_y = gen3_get_channel_swizzle((a1 >> 0) & 0xf);
const char *swizzle_z = gen3_get_channel_swizzle((a2 >> 28) & 0xf);
const char *swizzle_w = gen3_get_channel_swizzle((a2 >> 24) & 0xf);
char swizzle[100];
gen3_get_instruction_src_name((a1 >> 13) & 0x7, src_nr, srcname);
sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z, swizzle_w);
if (strcmp(swizzle, ".xyzw") != 0)
strcat(srcname, swizzle);
}
static void
gen3_get_instruction_src2(uint32_t *data, int i, char *srcname)
{
uint32_t a2 = data[i + 2];
int src_nr = (a2 >> 16) & 0x1f;
const char *swizzle_x = gen3_get_channel_swizzle((a2 >> 12) & 0xf);
const char *swizzle_y = gen3_get_channel_swizzle((a2 >> 8) & 0xf);
const char *swizzle_z = gen3_get_channel_swizzle((a2 >> 4) & 0xf);
const char *swizzle_w = gen3_get_channel_swizzle((a2 >> 0) & 0xf);
char swizzle[100];
gen3_get_instruction_src_name((a2 >> 21) & 0x7, src_nr, srcname);
sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z, swizzle_w);
if (strcmp(swizzle, ".xyzw") != 0)
strcat(srcname, swizzle);
}
static void
gen3_get_instruction_addr(uint32_t src_type, uint32_t src_nr, char *name)
{
switch (src_type) {
case 0:
sprintf(name, "R%d", src_nr);
assert(src_nr <= 15);
break;
case 1:
if (src_nr < 8)
sprintf(name, "T%d", src_nr);
else if (src_nr == 8)
sprintf(name, "DIFFUSE");
else if (src_nr == 9)
sprintf(name, "SPECULAR");
else if (src_nr == 10)
sprintf(name, "FOG");
else {
assert(0);
sprintf(name, "RESERVED");
}
break;
case 4:
sprintf(name, "oC");
assert(src_nr == 0);
break;
case 5:
sprintf(name, "oD");
assert(src_nr == 0);
break;
default:
assert(0);
sprintf(name, "RESERVED");
break;
}
}
static void
gen3_decode_alu1(uint32_t *data, uint32_t offset,
int i, char *instr_prefix, const char *op_name)
{
char dst[100], src0[100];
gen3_get_instruction_dst(data, i, dst, 1);
gen3_get_instruction_src0(data, i, src0);
kgem_debug_print(data, offset, i++, "%s: %s %s, %s\n", instr_prefix,
op_name, dst, src0);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
}
static void
gen3_decode_alu2(uint32_t *data, uint32_t offset,
int i, char *instr_prefix, const char *op_name)
{
char dst[100], src0[100], src1[100];
gen3_get_instruction_dst(data, i, dst, 1);
gen3_get_instruction_src0(data, i, src0);
gen3_get_instruction_src1(data, i, src1);
kgem_debug_print(data, offset, i++, "%s: %s %s, %s, %s\n", instr_prefix,
op_name, dst, src0, src1);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
}
static void
gen3_decode_alu3(uint32_t *data, uint32_t offset,
int i, char *instr_prefix, const char *op_name)
{
char dst[100], src0[100], src1[100], src2[100];
gen3_get_instruction_dst(data, i, dst, 1);
gen3_get_instruction_src0(data, i, src0);
gen3_get_instruction_src1(data, i, src1);
gen3_get_instruction_src2(data, i, src2);
kgem_debug_print(data, offset, i++, "%s: %s %s, %s, %s, %s\n", instr_prefix,
op_name, dst, src0, src1, src2);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
}
static void
gen3_decode_tex(uint32_t *data, uint32_t offset, int i, char *instr_prefix,
const char *tex_name)
{
uint32_t t0 = data[i];
uint32_t t1 = data[i + 1];
char dst_name[100];
char addr_name[100];
int sampler_nr;
gen3_get_instruction_dst(data, i, dst_name, 0);
gen3_get_instruction_addr((t1 >> 24) & 0x7,
(t1 >> 17) & 0xf,
addr_name);
sampler_nr = t0 & 0xf;
kgem_debug_print(data, offset, i++, "%s: %s %s, S%d, %s\n", instr_prefix,
tex_name, dst_name, sampler_nr, addr_name);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
}
static void
gen3_decode_dcl(uint32_t *data, uint32_t offset, int i, char *instr_prefix)
{
uint32_t d0 = data[i];
const char *sampletype;
int dcl_nr = (d0 >> 14) & 0xf;
const char *dcl_x = d0 & (1 << 10) ? "x" : "";
const char *dcl_y = d0 & (1 << 11) ? "y" : "";
const char *dcl_z = d0 & (1 << 12) ? "z" : "";
const char *dcl_w = d0 & (1 << 13) ? "w" : "";
char dcl_mask[10];
switch ((d0 >> 19) & 0x3) {
case 1:
sprintf(dcl_mask, ".%s%s%s%s", dcl_x, dcl_y, dcl_z, dcl_w);
assert (strcmp(dcl_mask, "."));
assert(dcl_nr <= 10);
if (dcl_nr < 8) {
if (strcmp(dcl_mask, ".x") != 0 &&
strcmp(dcl_mask, ".xy") != 0 &&
strcmp(dcl_mask, ".xz") != 0 &&
strcmp(dcl_mask, ".w") != 0 &&
strcmp(dcl_mask, ".xyzw") != 0) {
assert(0);
}
kgem_debug_print(data, offset, i++, "%s: DCL T%d%s\n", instr_prefix,
dcl_nr, dcl_mask);
} else {
if (strcmp(dcl_mask, ".xz") == 0)
assert(0);
else if (strcmp(dcl_mask, ".xw") == 0)
assert(0);
else if (strcmp(dcl_mask, ".xzw") == 0)
assert(0);
if (dcl_nr == 8) {
kgem_debug_print(data, offset, i++, "%s: DCL DIFFUSE%s\n", instr_prefix,
dcl_mask);
} else if (dcl_nr == 9) {
kgem_debug_print(data, offset, i++, "%s: DCL SPECULAR%s\n", instr_prefix,
dcl_mask);
} else if (dcl_nr == 10) {
kgem_debug_print(data, offset, i++, "%s: DCL FOG%s\n", instr_prefix,
dcl_mask);
}
}
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
break;
case 3:
switch ((d0 >> 22) & 0x3) {
case 0:
sampletype = "2D";
break;
case 1:
sampletype = "CUBE";
break;
case 2:
sampletype = "3D";
break;
default:
sampletype = "RESERVED";
break;
}
assert(dcl_nr <= 15);
kgem_debug_print(data, offset, i++, "%s: DCL S%d %s\n", instr_prefix,
dcl_nr, sampletype);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
break;
default:
kgem_debug_print(data, offset, i++, "%s: DCL RESERVED%d\n", instr_prefix, dcl_nr);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
}
}
static void
gen3_decode_instruction(uint32_t *data, uint32_t offset,
int i, char *instr_prefix)
{
switch ((data[i] >> 24) & 0x1f) {
case 0x0:
kgem_debug_print(data, offset, i++, "%s: NOP\n", instr_prefix);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
break;
case 0x01:
gen3_decode_alu2(data, offset, i, instr_prefix, "ADD");
break;
case 0x02:
gen3_decode_alu1(data, offset, i, instr_prefix, "MOV");
break;
case 0x03:
gen3_decode_alu2(data, offset, i, instr_prefix, "MUL");
break;
case 0x04:
gen3_decode_alu3(data, offset, i, instr_prefix, "MAD");
break;
case 0x05:
gen3_decode_alu3(data, offset, i, instr_prefix, "DP2ADD");
break;
case 0x06:
gen3_decode_alu2(data, offset, i, instr_prefix, "DP3");
break;
case 0x07:
gen3_decode_alu2(data, offset, i, instr_prefix, "DP4");
break;
case 0x08:
gen3_decode_alu1(data, offset, i, instr_prefix, "FRC");
break;
case 0x09:
gen3_decode_alu1(data, offset, i, instr_prefix, "RCP");
break;
case 0x0a:
gen3_decode_alu1(data, offset, i, instr_prefix, "RSQ");
break;
case 0x0b:
gen3_decode_alu1(data, offset, i, instr_prefix, "EXP");
break;
case 0x0c:
gen3_decode_alu1(data, offset, i, instr_prefix, "LOG");
break;
case 0x0d:
gen3_decode_alu2(data, offset, i, instr_prefix, "CMP");
break;
case 0x0e:
gen3_decode_alu2(data, offset, i, instr_prefix, "MIN");
break;
case 0x0f:
gen3_decode_alu2(data, offset, i, instr_prefix, "MAX");
break;
case 0x10:
gen3_decode_alu1(data, offset, i, instr_prefix, "FLR");
break;
case 0x11:
gen3_decode_alu1(data, offset, i, instr_prefix, "MOD");
break;
case 0x12:
gen3_decode_alu1(data, offset, i, instr_prefix, "TRC");
break;
case 0x13:
gen3_decode_alu2(data, offset, i, instr_prefix, "SGE");
break;
case 0x14:
gen3_decode_alu2(data, offset, i, instr_prefix, "SLT");
break;
case 0x15:
gen3_decode_tex(data, offset, i, instr_prefix, "TEXLD");
break;
case 0x16:
gen3_decode_tex(data, offset, i, instr_prefix, "TEXLDP");
break;
case 0x17:
gen3_decode_tex(data, offset, i, instr_prefix, "TEXLDB");
break;
case 0x19:
gen3_decode_dcl(data, offset, i, instr_prefix);
break;
default:
kgem_debug_print(data, offset, i++, "%s: unknown\n", instr_prefix);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
kgem_debug_print(data, offset, i++, "%s\n", instr_prefix);
break;
}
}
static const char *
gen3_decode_compare_func(uint32_t op)
{
switch (op&0x7) {
case 0: return "always";
case 1: return "never";
case 2: return "less";
case 3: return "equal";
case 4: return "lequal";
case 5: return "greater";
case 6: return "notequal";
case 7: return "gequal";
}
return "";
}
static const char *
gen3_decode_stencil_op(uint32_t op)
{
switch (op&0x7) {
case 0: return "keep";
case 1: return "zero";
case 2: return "replace";
case 3: return "incr_sat";
case 4: return "decr_sat";
case 5: return "greater";
case 6: return "incr";
case 7: return "decr";
}
return "";
}
#if 0
/* part of MODES_4 */
static const char *
gen3_decode_logic_op(uint32_t op)
{
switch (op&0xf) {
case 0: return "clear";
case 1: return "nor";
case 2: return "and_inv";
case 3: return "copy_inv";
case 4: return "and_rvrse";
case 5: return "inv";
case 6: return "xor";
case 7: return "nand";
case 8: return "and";
case 9: return "equiv";
case 10: return "noop";
case 11: return "or_inv";
case 12: return "copy";
case 13: return "or_rvrse";
case 14: return "or";
case 15: return "set";
}
return "";
}
#endif
static const char *
gen3_decode_blend_fact(uint32_t op)
{
switch (op&0xf) {
case 1: return "zero";
case 2: return "one";
case 3: return "src_colr";
case 4: return "inv_src_colr";
case 5: return "src_alpha";
case 6: return "inv_src_alpha";
case 7: return "dst_alpha";
case 8: return "inv_dst_alpha";
case 9: return "dst_colr";
case 10: return "inv_dst_colr";
case 11: return "src_alpha_sat";
case 12: return "cnst_colr";
case 13: return "inv_cnst_colr";
case 14: return "cnst_alpha";
case 15: return "inv_const_alpha";
}
return "";
}
static const char *
decode_tex_coord_mode(uint32_t mode)
{
switch (mode&0x7) {
case 0: return "wrap";
case 1: return "mirror";
case 2: return "clamp_edge";
case 3: return "cube";
case 4: return "clamp_border";
case 5: return "mirror_once";
}
return "";
}
static const char *
gen3_decode_sample_filter(uint32_t mode)
{
switch (mode&0x7) {
case 0: return "nearest";
case 1: return "linear";
case 2: return "anisotropic";
case 3: return "4x4_1";
case 4: return "4x4_2";
case 5: return "4x4_flat";
case 6: return "6x5_mono";
}
return "";
}
static int
gen3_decode_load_state_immediate_1(struct kgem *kgem, uint32_t offset)
{
const uint32_t *data = kgem->batch + offset;
int len, i, word;
kgem_debug_print(data, offset, 0, "3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
len = (data[0] & 0x0000000f) + 2;
i = 1;
for (word = 0; word <= 8; word++) {
if (data[0] & (1 << (4 + word))) {
switch (word) {
case 0:
kgem_debug_print(data, offset, i, "S0: vbo offset: 0x%08x%s\n",
data[i]&(~1),data[i]&1?", auto cache invalidate disabled":"");
gen3_update_vertex_buffer_addr(kgem, offset + i);
break;
case 1:
kgem_debug_print(data, offset, i, "S1: vertex width: %i, vertex pitch: %i\n",
(data[i]>>24)&0x3f,(data[i]>>16)&0x3f);
gen3_update_vertex_buffer_pitch(kgem, offset + i);
break;
case 2:
{
char buf[200];
int len = 0;
int tex_num;
for (tex_num = 0; tex_num < 8; tex_num++) {
switch((data[i]>>tex_num*4)&0xf) {
case 0: len += sprintf(buf + len, "%i=2D ", tex_num); break;
case 1: len += sprintf(buf + len, "%i=3D ", tex_num); break;
case 2: len += sprintf(buf + len, "%i=4D ", tex_num); break;
case 3: len += sprintf(buf + len, "%i=1D ", tex_num); break;
case 4: len += sprintf(buf + len, "%i=2D_16 ", tex_num); break;
case 5: len += sprintf(buf + len, "%i=4D_16 ", tex_num); break;
case 0xf: len += sprintf(buf + len, "%i=NP ", tex_num); break;
}
}
kgem_debug_print(data, offset, i, "S2: texcoord formats: %s\n", buf);
gen3_update_vertex_texcoords(kgem, data[i]);
}
break;
case 3:
kgem_debug_print(data, offset, i, "S3: not documented\n");
break;
case 4:
{
const char *cullmode = "";
const char *vfmt_xyzw = "";
switch((data[i]>>13)&0x3) {
case 0: cullmode = "both"; break;
case 1: cullmode = "none"; break;
case 2: cullmode = "cw"; break;
case 3: cullmode = "ccw"; break;
}
switch(data[i] & (7<<6 | 1<<2)) {
case 1<<6: vfmt_xyzw = "XYZ,"; break;
case 2<<6: vfmt_xyzw = "XYZW,"; break;
case 3<<6: vfmt_xyzw = "XY,"; break;
case 4<<6: vfmt_xyzw = "XYW,"; break;
case 1<<6 | 1<<2: vfmt_xyzw = "XYZF,"; break;
case 2<<6 | 1<<2: vfmt_xyzw = "XYZWF,"; break;
case 3<<6 | 1<<2: vfmt_xyzw = "XYF,"; break;
case 4<<6 | 1<<2: vfmt_xyzw = "XYWF,"; break;
}
kgem_debug_print(data, offset, i, "S4: point_width=%i, line_width=%.1f,"
"%s%s%s%s%s cullmode=%s, vfmt=%s%s%s%s%s%s%s%s "
"%s%s%s\n",
(data[i]>>23)&0x1ff,
((data[i]>>19)&0xf) / 2.0,
data[i]&(0xf<<15)?" flatshade=":"",
data[i]&(1<<18)?"Alpha,":"",
data[i]&(1<<17)?"Fog,":"",
data[i]&(1<<16)?"Specular,":"",
data[i]&(1<<15)?"Color,":"",
cullmode,
data[i]&(1<<12)?"PointWidth,":"",
data[i]&(1<<11)?"SpecFog,":"",
data[i]&(1<<10)?"Color,":"",
data[i]&(1<<9)?"DepthOfs,":"",
vfmt_xyzw,
data[i]&(1<<9)?"FogParam,":"",
data[i]&(1<<5)?"force default diffuse, ":"",
data[i]&(1<<4)?"force default specular, ":"",
data[i]&(1<<3)?"local depth ofs enable, ":"",
data[i]&(1<<1)?"point sprite enable, ":"",
data[i]&(1<<0)?"line AA enable, ":"");
gen3_update_vertex_elements(kgem, data[i]);
break;
}
case 5:
{
kgem_debug_print(data, offset, i, "S5:%s%s%s%s%s"
"%s%s%s%s stencil_ref=0x%x, stencil_test=%s, "
"stencil_fail=%s, stencil_pass_z_fail=%s, "
"stencil_pass_z_pass=%s, %s%s%s%s\n",
data[i]&(0xf<<28)?" write_disable=":"",
data[i]&(1<<31)?"Alpha,":"",
data[i]&(1<<30)?"Red,":"",
data[i]&(1<<29)?"Green,":"",
data[i]&(1<<28)?"Blue,":"",
data[i]&(1<<27)?" force default point size,":"",
data[i]&(1<<26)?" last pixel enable,":"",
data[i]&(1<<25)?" global depth ofs enable,":"",
data[i]&(1<<24)?" fog enable,":"",
(data[i]>>16)&0xff,
gen3_decode_compare_func(data[i]>>13),
gen3_decode_stencil_op(data[i]>>10),
gen3_decode_stencil_op(data[i]>>7),
gen3_decode_stencil_op(data[i]>>4),
data[i]&(1<<3)?"stencil write enable, ":"",
data[i]&(1<<2)?"stencil test enable, ":"",
data[i]&(1<<1)?"color dither enable, ":"",
data[i]&(1<<0)?"logicop enable, ":"");
}
break;
case 6:
kgem_debug_print(data, offset, i, "S6: %salpha_test=%s, alpha_ref=0x%x, "
"depth_test=%s, %ssrc_blnd_fct=%s, dst_blnd_fct=%s, "
"%s%stristrip_provoking_vertex=%i\n",
data[i]&(1<<31)?"alpha test enable, ":"",
gen3_decode_compare_func(data[i]>>28),
data[i]&(0xff<<20),
gen3_decode_compare_func(data[i]>>16),
data[i]&(1<<15)?"cbuf blend enable, ":"",
gen3_decode_blend_fact(data[i]>>8),
gen3_decode_blend_fact(data[i]>>4),
data[i]&(1<<3)?"depth write enable, ":"",
data[i]&(1<<2)?"cbuf write enable, ":"",
data[i]&(0x3));
break;
case 7:
kgem_debug_print(data, offset, i, "S7: depth offset constant: 0x%08x\n", data[i]);
break;
}
i++;
}
}
assert(len == i);
return len;
}
static int
gen3_decode_3d_1d(struct kgem *kgem, uint32_t offset)
{
uint32_t *data = kgem->batch + offset;
unsigned int len, i, c, idx, word, map, sampler, instr;
const char *format, *zformat, *type;
uint32_t opcode;
static const struct {
uint32_t opcode;
int min_len;
int max_len;
const char *name;
} opcodes_3d_1d[] = {
{ 0x86, 4, 4, "3DSTATE_CHROMA_KEY" },
{ 0x88, 2, 2, "3DSTATE_CONSTANT_BLEND_COLOR" },
{ 0x99, 2, 2, "3DSTATE_DEFAULT_DIFFUSE" },
{ 0x9a, 2, 2, "3DSTATE_DEFAULT_SPECULAR" },
{ 0x98, 2, 2, "3DSTATE_DEFAULT_Z" },
{ 0x97, 2, 2, "3DSTATE_DEPTH_OFFSET_SCALE" },
{ 0x9d, 65, 65, "3DSTATE_FILTER_COEFFICIENTS_4X4" },
{ 0x9e, 4, 4, "3DSTATE_MONO_FILTER" },
{ 0x89, 4, 4, "3DSTATE_FOG_MODE" },
{ 0x8f, 2, 16, "3DSTATE_MAP_PALLETE_LOAD_32" },
{ 0x83, 2, 2, "3DSTATE_SPAN_STIPPLE" },
}, *opcode_3d_1d;
opcode = (data[0] & 0x00ff0000) >> 16;
switch (opcode) {
case 0x07:
/* This instruction is unusual. A 0 length means just 1 DWORD instead of
* 2. The 0 length is specified in one place to be unsupported, but
* stated to be required in another, and 0 length LOAD_INDIRECTs appear
* to cause no harm at least.
*/
kgem_debug_print(data, offset, 0, "3DSTATE_LOAD_INDIRECT\n");
len = (data[0] & 0x000000ff) + 1;
i = 1;
if (data[0] & (0x01 << 8)) {
kgem_debug_print(data, offset, i++, "SIS.0\n");
kgem_debug_print(data, offset, i++, "SIS.1\n");
}
if (data[0] & (0x02 << 8)) {
kgem_debug_print(data, offset, i++, "DIS.0\n");
}
if (data[0] & (0x04 << 8)) {
kgem_debug_print(data, offset, i++, "SSB.0\n");
kgem_debug_print(data, offset, i++, "SSB.1\n");
}
if (data[0] & (0x08 << 8)) {
kgem_debug_print(data, offset, i++, "MSB.0\n");
kgem_debug_print(data, offset, i++, "MSB.1\n");
}
if (data[0] & (0x10 << 8)) {
kgem_debug_print(data, offset, i++, "PSP.0\n");
kgem_debug_print(data, offset, i++, "PSP.1\n");
}
if (data[0] & (0x20 << 8)) {
kgem_debug_print(data, offset, i++, "PSC.0\n");
kgem_debug_print(data, offset, i++, "PSC.1\n");
}
assert(len == i);
return len;
case 0x04:
return gen3_decode_load_state_immediate_1(kgem, offset);
case 0x03:
kgem_debug_print(data, offset, 0, "3DSTATE_LOAD_STATE_IMMEDIATE_2\n");
len = (data[0] & 0x0000000f) + 2;
i = 1;
for (word = 6; word <= 14; word++) {
if (data[0] & (1 << word)) {
if (word == 6)
kgem_debug_print(data, offset, i++, "TBCF\n");
else if (word >= 7 && word <= 10) {
kgem_debug_print(data, offset, i++, "TB%dC\n", word - 7);
kgem_debug_print(data, offset, i++, "TB%dA\n", word - 7);
} else if (word >= 11 && word <= 14) {
kgem_debug_print(data, offset, i, "TM%dS0: offset=0x%08x, %s\n",
word - 11,
data[i]&0xfffffffe,
data[i]&1?"use fence":"");
i++;
kgem_debug_print(data, offset, i, "TM%dS1: height=%i, width=%i, %s\n",
word - 11,
data[i]>>21, (data[i]>>10)&0x3ff,
data[i]&2?(data[i]&1?"y-tiled":"x-tiled"):"");
i++;
kgem_debug_print(data, offset, i, "TM%dS2: pitch=%i, \n",
word - 11,
((data[i]>>21) + 1)*4);
i++;
kgem_debug_print(data, offset, i++, "TM%dS3\n", word - 11);
kgem_debug_print(data, offset, i++, "TM%dS4: dflt color\n", word - 11);
}
}
}
assert(len == i);
return len;
case 0x00:
kgem_debug_print(data, offset, 0, "3DSTATE_MAP_STATE\n");
len = (data[0] & 0x0000003f) + 2;
kgem_debug_print(data, offset, 1, "mask\n");
i = 2;
for (map = 0; map <= 15; map++) {
if (data[1] & (1 << map)) {
int width, height, pitch, dword;
struct drm_i915_gem_relocation_entry *reloc;
const char *tiling;
reloc = kgem_debug_get_reloc_entry(kgem, &data[i] - kgem->batch);
assert(reloc->target_handle);
dword = data[i];
kgem_debug_print(data, offset, i++, "map %d MS2 %s%s%s, handle=%d\n", map,
dword&(1<<31)?"untrusted surface, ":"",
dword&(1<<1)?"vertical line stride enable, ":"",
dword&(1<<0)?"vertical ofs enable, ":"",
reloc->target_handle);
dword = data[i];
width = ((dword >> 10) & ((1 << 11) - 1))+1;
height = ((dword >> 21) & ((1 << 11) - 1))+1;
tiling = "none";
if (dword & (1 << 2))
tiling = "fenced";
else if (dword & (1 << 1))
tiling = dword & (1 << 0) ? "Y" : "X";
type = " BAD";
format = " (invalid)";
switch ((dword>>7) & 0x7) {
case 1:
type = "8";
switch ((dword>>3) & 0xf) {
case 0: format = "I"; break;
case 1: format = "L"; break;
case 4: format = "A"; break;
case 5: format = " mono"; break;
}
break;
case 2:
type = "16";
switch ((dword>>3) & 0xf) {
case 0: format = " rgb565"; break;
case 1: format = " argb1555"; break;
case 2: format = " argb4444"; break;
case 3: format = " ay88"; break;
case 5: format = " 88dvdu"; break;
case 6: format = " bump655"; break;
case 7: format = "I"; break;
case 8: format = "L"; break;
case 9: format = "A"; break;
}
break;
case 3:
type = "32";
switch ((dword>>3) & 0xf) {
case 0: format = " argb8888"; break;
case 1: format = " abgr8888"; break;
case 2: format = " xrgb8888"; break;
case 3: format = " xbgr8888"; break;
case 4: format = " qwvu8888"; break;
case 5: format = " axvu8888"; break;
case 6: format = " lxvu8888"; break;
case 7: format = " xlvu8888"; break;
case 8: format = " argb2101010"; break;
case 9: format = " abgr2101010"; break;
case 10: format = " awvu2101010"; break;
case 11: format = " gr1616"; break;
case 12: format = " vu1616"; break;
case 13: format = " xI824"; break;
case 14: format = " xA824"; break;
case 15: format = " xL824"; break;
}
break;
case 5:
type = "422";
switch ((dword>>3) & 0xf) {
case 0: format = " yuv_swapy"; break;
case 1: format = " yuv"; break;
case 2: format = " yuv_swapuv"; break;
case 3: format = " yuv_swapuvy"; break;
}
break;
case 6:
type = "compressed";
switch ((dword>>3) & 0x7) {
case 0: format = " dxt1"; break;
case 1: format = " dxt2_3"; break;
case 2: format = " dxt4_5"; break;
case 3: format = " fxt1"; break;
case 4: format = " dxt1_rb"; break;
}
break;
case 7:
type = "4b indexed";
switch ((dword>>3) & 0xf) {
case 7: format = " argb8888"; break;
}
break;
default:
format = "BAD";
break;
}
dword = data[i];
kgem_debug_print(data, offset, i++, "map %d MS3 [width=%d, height=%d, format=%s%s, tiling=%s%s]\n",
map, width, height, type, format, tiling,
dword&(1<<9)?" palette select":"");
dword = data[i];
pitch = 4*(((dword >> 21) & ((1 << 11) - 1))+1);
kgem_debug_print(data, offset, i++, "map %d MS4 [pitch=%d, max_lod=%i, vol_depth=%i, cube_face_ena=%x, %s]\n",
map, pitch,
(dword>>9)&0x3f, dword&0xff, (dword>>15)&0x3f,
dword&(1<<8)?"miplayout legacy":"miplayout right");
}
}
assert(len == i);
return len;
case 0x06:
kgem_debug_print(data, offset, 0, "3DSTATE_PIXEL_SHADER_CONSTANTS\n");
len = (data[0] & 0x000000ff) + 2;
i = 2;
for (c = 0; c <= 31; c++) {
if (data[1] & (1 << c)) {
kgem_debug_print(data, offset, i, "C%d.X = %f\n",
c, int_as_float(data[i]));
i++;
kgem_debug_print(data, offset, i, "C%d.Y = %f\n",
c, int_as_float(data[i]));
i++;
kgem_debug_print(data, offset, i, "C%d.Z = %f\n",
c, int_as_float(data[i]));
i++;
kgem_debug_print(data, offset, i, "C%d.W = %f\n",
c, int_as_float(data[i]));
i++;
}
}
assert(len == i);
return len;
case 0x05:
kgem_debug_print(data, offset, 0, "3DSTATE_PIXEL_SHADER_PROGRAM\n");
len = (data[0] & 0x000000ff) + 2;
assert(((len-1) % 3) == 0);
assert(len <= 370);
i = 1;
for (instr = 0; instr < (len - 1) / 3; instr++) {
char instr_prefix[10];
sprintf(instr_prefix, "PS%03d", instr);
gen3_decode_instruction(data, offset, i, instr_prefix);
i += 3;
}
return len;
case 0x01:
kgem_debug_print(data, offset, 0, "3DSTATE_SAMPLER_STATE\n");
kgem_debug_print(data, offset, 1, "mask\n");
len = (data[0] & 0x0000003f) + 2;
i = 2;
for (sampler = 0; sampler <= 15; sampler++) {
if (data[1] & (1 << sampler)) {
uint32_t dword;
const char *mip_filter = "";
dword = data[i];
switch ((dword>>20)&0x3) {
case 0: mip_filter = "none"; break;
case 1: mip_filter = "nearest"; break;
case 3: mip_filter = "linear"; break;
}
kgem_debug_print(data, offset, i++, "sampler %d SS2:%s%s%s "
"base_mip_level=%i, mip_filter=%s, mag_filter=%s, min_filter=%s "
"lod_bias=%.2f,%s max_aniso=%i, shadow_func=%s\n", sampler,
dword&(1<<31)?" reverse gamma,":"",
dword&(1<<30)?" packed2planar,":"",
dword&(1<<29)?" colorspace conversion,":"",
(dword>>22)&0x1f,
mip_filter,
gen3_decode_sample_filter(dword>>17),
gen3_decode_sample_filter(dword>>14),
((dword>>5)&0x1ff)/(0x10*1.0),
dword&(1<<4)?" shadow,":"",
dword&(1<<3)?4:2,
gen3_decode_compare_func(dword));
dword = data[i];
kgem_debug_print(data, offset, i++, "sampler %d SS3: min_lod=%.2f,%s "
"tcmode_x=%s, tcmode_y=%s, tcmode_z=%s,%s texmap_idx=%i,%s\n",
sampler, ((dword>>24)&0xff)/(0x10*1.0),
dword&(1<<17)?" kill pixel enable,":"",
decode_tex_coord_mode(dword>>12),
decode_tex_coord_mode(dword>>9),
decode_tex_coord_mode(dword>>6),
dword&(1<<5)?" normalized coords,":"",
(dword>>1)&0xf,
dword&(1<<0)?" deinterlacer,":"");
kgem_debug_print(data, offset, i++, "sampler %d SS4: border color\n",
sampler);
}
}
assert(len == i);
return len;
case 0x85:
len = (data[0] & 0x0000000f) + 2;
assert(len == 2);
kgem_debug_print(data, offset, 0,
"3DSTATE_DEST_BUFFER_VARIABLES\n");
switch ((data[1] >> 8) & 0xf) {
case 0x0: format = "g8"; break;
case 0x1: format = "x1r5g5b5"; break;
case 0x2: format = "r5g6b5"; break;
case 0x3: format = "a8r8g8b8"; break;
case 0x4: format = "ycrcb_swapy"; break;
case 0x5: format = "ycrcb_normal"; break;
case 0x6: format = "ycrcb_swapuv"; break;
case 0x7: format = "ycrcb_swapuvy"; break;
case 0x8: format = "a4r4g4b4"; break;
case 0x9: format = "a1r5g5b5"; break;
case 0xa: format = "a2r10g10b10"; break;
default: format = "BAD"; break;
}
switch ((data[1] >> 2) & 0x3) {
case 0x0: zformat = "u16"; break;
case 0x1: zformat = "f16"; break;
case 0x2: zformat = "u24x8"; break;
default: zformat = "BAD"; break;
}
kgem_debug_print(data, offset, 1, "%s format, %s depth format, early Z %sabled\n",
format, zformat,
(data[1] & (1 << 31)) ? "en" : "dis");
return len;
case 0x8e:
{
const char *name, *tiling;
len = (data[0] & 0x0000000f) + 2;
assert(len == 3);
switch((data[1] >> 24) & 0x7) {
case 0x3: name = "color"; break;
case 0x7: name = "depth"; break;
default: name = "unknown"; break;
}
tiling = "none";
if (data[1] & (1 << 23))
tiling = "fenced";
else if (data[1] & (1 << 22))
tiling = data[1] & (1 << 21) ? "Y" : "X";
kgem_debug_print(data, offset, 0, "3DSTATE_BUFFER_INFO\n");
kgem_debug_print(data, offset, 1, "%s, tiling = %s, pitch=%d\n", name, tiling, data[1]&0xffff);
kgem_debug_print(data, offset, 2, "address\n");
return len;
}
case 0x81:
len = (data[0] & 0x0000000f) + 2;
assert(len == 3);
kgem_debug_print(data, offset, 0,
"3DSTATE_SCISSOR_RECTANGLE\n");
kgem_debug_print(data, offset, 1, "(%d,%d)\n",
data[1] & 0xffff, data[1] >> 16);
kgem_debug_print(data, offset, 2, "(%d,%d)\n",
data[2] & 0xffff, data[2] >> 16);
return len;
case 0x80:
len = (data[0] & 0x0000000f) + 2;
assert(len == 5);
kgem_debug_print(data, offset, 0,
"3DSTATE_DRAWING_RECTANGLE\n");
kgem_debug_print(data, offset, 1, "%s\n",
data[1]&(1<<30)?"depth ofs disabled ":"");
kgem_debug_print(data, offset, 2, "(%d,%d)\n",
data[2] & 0xffff, data[2] >> 16);
kgem_debug_print(data, offset, 3, "(%d,%d)\n",
data[3] & 0xffff, data[3] >> 16);
kgem_debug_print(data, offset, 4, "(%d,%d)\n",
(int16_t)(data[4] & 0xffff),
(int16_t)(data[4] >> 16));
return len;
case 0x9c:
len = (data[0] & 0x0000000f) + 2;
assert(len == 7);
kgem_debug_print(data, offset, 0,
"3DSTATE_CLEAR_PARAMETERS\n");
kgem_debug_print(data, offset, 1, "prim_type=%s, clear=%s%s%s\n",
data[1]&(1<<16)?"CLEAR_RECT":"ZONE_INIT",
data[1]&(1<<2)?"color,":"",
data[1]&(1<<1)?"depth,":"",
data[1]&(1<<0)?"stencil,":"");
kgem_debug_print(data, offset, 2, "clear color\n");
kgem_debug_print(data, offset, 3, "clear depth/stencil\n");
kgem_debug_print(data, offset, 4, "color value (rgba8888)\n");
kgem_debug_print(data, offset, 5, "depth value %f\n",
int_as_float(data[5]));
kgem_debug_print(data, offset, 6, "clear stencil\n");
return len;
}
for (idx = 0; idx < ARRAY_SIZE(opcodes_3d_1d); idx++) {
opcode_3d_1d = &opcodes_3d_1d[idx];
if (((data[0] & 0x00ff0000) >> 16) == opcode_3d_1d->opcode) {
len = (data[0] & 0xf) + 2;
kgem_debug_print(data, offset, 0, "%s\n", opcode_3d_1d->name);
for (i = 1; i < len; i++)
kgem_debug_print(data, offset, i, "dword %d\n", i);
return len;
}
}
kgem_debug_print(data, offset, 0, "3D UNKNOWN: 3d_1d opcode = 0x%x\n", opcode);
assert(0);
return 1;
}
#define VERTEX_OUT(fmt, ...) do { \
kgem_debug_print(data, offset, i, " V%d."fmt"\n", vertex, __VA_ARGS__); \
i++; \
} while (0)
static int
gen3_decode_3d_primitive(struct kgem *kgem, uint32_t offset)
{
uint32_t *data = kgem->batch + offset;
char immediate = (data[0] & (1 << 23)) == 0;
unsigned int len, i, ret;
const char *primtype;
unsigned int vertex = 0;
switch ((data[0] >> 18) & 0xf) {
case 0x0: primtype = "TRILIST"; break;
case 0x1: primtype = "TRISTRIP"; break;
case 0x2: primtype = "TRISTRIP_REVERSE"; break;
case 0x3: primtype = "TRIFAN"; break;
case 0x4: primtype = "POLYGON"; break;
case 0x5: primtype = "LINELIST"; break;
case 0x6: primtype = "LINESTRIP"; break;
case 0x7: primtype = "RECTLIST"; break;
case 0x8: primtype = "POINTLIST"; break;
case 0x9: primtype = "DIB"; break;
case 0xa: primtype = "CLEAR_RECT"; assert(0); break;
default: primtype = "unknown"; break;
}
gen3_update_vertex_elements_offsets(kgem);
/* XXX: 3DPRIM_DIB not supported */
if (immediate) {
len = (data[0] & 0x0003ffff) + 2;
kgem_debug_print(data, offset, 0, "3DPRIMITIVE inline %s\n", primtype);
for (i = 1; i < len; ) {
ErrorF(" [%d]: ", vertex);
i += inline_vertex_out(kgem, data + i) / sizeof(uint32_t);
ErrorF("\n");
vertex++;
}
ret = len;
} else {
/* indirect vertices */
len = data[0] & 0x0000ffff; /* index count */
if (data[0] & (1 << 17)) {
/* random vertex access */
kgem_debug_print(data, offset, 0,
"3DPRIMITIVE random indirect %s (%d)\n", primtype, len);
assert(0);
if (len == 0) {
/* vertex indices continue until 0xffff is found */
} else {
/* fixed size vertex index buffer */
}
ret = (len + 1) / 2 + 1;
goto out;
} else {
/* sequential vertex access */
vertex = data[1] & 0xffff;
kgem_debug_print(data, offset, 0,
"3DPRIMITIVE sequential indirect %s, %d starting from "
"%d\n", primtype, len, vertex);
kgem_debug_print(data, offset, 1, " start\n");
for (i = 0; i < len; i++) {
ErrorF(" [%d]: ", vertex);
indirect_vertex_out(kgem, vertex++);
ErrorF("\n");
}
ret = 2;
goto out;
}
}
out:
return ret;
}
int kgem_gen3_decode_3d(struct kgem *kgem, uint32_t offset)
{
static const struct {
uint32_t opcode;
int min_len;
int max_len;
const char *name;
} opcodes[] = {
{ 0x06, 1, 1, "3DSTATE_ANTI_ALIASING" },
{ 0x08, 1, 1, "3DSTATE_BACKFACE_STENCIL_OPS" },
{ 0x09, 1, 1, "3DSTATE_BACKFACE_STENCIL_MASKS" },
{ 0x16, 1, 1, "3DSTATE_COORD_SET_BINDINGS" },
{ 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
{ 0x0b, 1, 1, "3DSTATE_INDEPENDENT_ALPHA_BLEND" },
{ 0x0d, 1, 1, "3DSTATE_MODES_4" },
{ 0x0c, 1, 1, "3DSTATE_MODES_5" },
{ 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES" },
};
uint32_t *data = kgem->batch + offset;
uint32_t opcode;
unsigned int idx;
opcode = (data[0] & 0x1f000000) >> 24;
switch (opcode) {
case 0x1f:
return gen3_decode_3d_primitive(kgem, offset);
case 0x1d:
return gen3_decode_3d_1d(kgem, offset);
case 0x1c:
return gen3_decode_3d_1c(kgem, offset);
}
for (idx = 0; idx < ARRAY_SIZE(opcodes); idx++) {
if (opcode == opcodes[idx].opcode) {
unsigned int len = 1, i;
kgem_debug_print(data, offset, 0, "%s\n", opcodes[idx].name);
if (opcodes[idx].max_len > 1) {
len = (data[0] & 0xff) + 2;
assert(len >= opcodes[idx].min_len ||
len <= opcodes[idx].max_len);
}
for (i = 1; i < len; i++)
kgem_debug_print(data, offset, i, "dword %d\n", i);
return len;
}
}
kgem_debug_print(data, offset, 0, "3D UNKNOWN: 3d opcode = 0x%x\n", opcode);
return 1;
}
void kgem_gen3_finish_state(struct kgem *kgem)
{
memset(&state, 0, sizeof(state));
}
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