/**************************************************************************
*
* 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 "cairoint.h"
#include "cairo-drm-intel-private.h"
struct debug_stream {
unsigned offset; /* current gtt offset */
const char *ptr; /* pointer to gtt offset zero */
const char *end; /* pointer to gtt offset zero */
};
static cairo_bool_t
debug (struct debug_stream *stream, const char *name, uint32_t len)
{
uint32_t i;
const uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
if (len == 0) {
fprintf (stderr, "Error - zero length packet (0x%08x)\n", stream->ptr[0]);
ASSERT_NOT_REACHED;
return FALSE;
}
fprintf (stderr, "%04x: ", stream->offset);
fprintf (stderr, "%s (%d dwords):\n", name, len);
for (i = 0; i < len; i++)
fprintf (stderr, "\t0x%08x\n", ptr[i]);
fprintf (stderr, "\n");
stream->offset += len * sizeof(uint32_t);
return TRUE;
}
static const char *
get_prim_name (uint32_t val)
{
switch (val & PRIM3D_MASK) {
case PRIM3D_TRILIST: return "TRILIST";
case PRIM3D_TRISTRIP: return "TRISTRIP";
case PRIM3D_TRISTRIP_RVRSE: return "TRISTRIP_RVRSE";
case PRIM3D_TRIFAN: return "TRIFAN";
case PRIM3D_POLY: return "POLY";
case PRIM3D_LINELIST: return "LINELIST";
case PRIM3D_LINESTRIP: return "LINESTRIP";
case PRIM3D_RECTLIST: return "RECTLIST";
case PRIM3D_POINTLIST: return "POINTLIST";
case PRIM3D_DIB: return "DIB";
case PRIM3D_CLEAR_RECT: return "CLEAR_RECT";
case PRIM3D_ZONE_INIT: return "ZONE_INIT";
default: return "????";
}
}
static cairo_bool_t
debug_prim (struct debug_stream *stream,
const char *name,
cairo_bool_t dump_floats,
uint32_t len)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
const char *prim = get_prim_name( ptr[0] );
uint32_t i;
fprintf (stderr, "%04x: ", stream->offset);
fprintf (stderr, "%s %s (%d dwords):\n", name, prim, len);
fprintf (stderr, "\t0x%08x\n", ptr[0]);
for (i = 1; i < len; i++) {
if (dump_floats)
fprintf (stderr, "\t0x%08x // %f\n", ptr[i], *(float *)&ptr[i]);
else
fprintf (stderr, "\t0x%08x\n", ptr[i]);
}
fprintf (stderr, "\n");
stream->offset += len * sizeof(uint32_t);
return TRUE;
}
static const char *opcodes[] = {
"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[] = {
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[] = {
"R",
"T",
"CONST",
"S",
"OC",
"OD",
"U",
"UNKNOWN",
};
static void
print_reg_type_nr(uint32_t type, uint32_t 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(uint32_t reg)
{
int i;
if ((reg & REG_SWIZZLE_MASK) == REG_SWIZZLE_XYZW &&
(reg & REG_NEGATE_MASK) == 0)
return;
fprintf (stderr, ".");
for (i = 12; i >= 0; i -= 4) {
if (reg & (8 << i))
fprintf (stderr, "-");
switch ((reg >> i) & 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(uint32_t dword)
{
uint32_t nr = (dword >> A2_SRC2_NR_SHIFT) & REG_NR_MASK;
uint32_t type = (dword >> A2_SRC2_TYPE_SHIFT) & REG_TYPE_MASK;
print_reg_type_nr(type, nr);
print_reg_neg_swizzle(dword);
}
static void
print_dest_reg(uint32_t dword)
{
uint32_t nr = (dword >> A0_DEST_NR_SHIFT) & REG_NR_MASK;
uint32_t 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(uint32_t opcode, const uint32_t * 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(uint32_t opcode, const uint32_t * 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(uint32_t opcode, const uint32_t * program)
{
fprintf (stderr, "%s ", opcodes[opcode]);
print_dest_reg(program[0] | A0_DEST_CHANNEL_ALL);
fprintf (stderr, "\n");
}
static void
i915_disassemble_program (const uint32_t * program, uint32_t sz)
{
uint32_t size = program[0] & 0x1ff;
uint32_t i;
fprintf (stderr, "\tPROGRAM\n");
assert(size + 2 == sz);
program++;
for (i = 1; i < sz; i += 3, program += 3) {
uint32_t opcode = program[0] & (0x1f << 24);
fprintf (stderr, "\t\t");
if ((int) 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, "\tEND-PROGRAM\n\n");
}
static cairo_bool_t
debug_program (struct debug_stream *stream, const char *name, uint32_t len)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
if (len == 0) {
fprintf (stderr, "Error - zero length packet (0x%08x)\n", stream->ptr[0]);
ASSERT_NOT_REACHED;
return FALSE;
}
fprintf (stderr, "%04x: ", stream->offset);
fprintf (stderr, "%s (%d dwords):\n", name, len);
i915_disassemble_program (ptr, len);
stream->offset += len * sizeof(uint32_t);
return TRUE;
}
static cairo_bool_t
debug_chain (struct debug_stream *stream, const char *name, uint32_t len)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
uint32_t old_offset = stream->offset + len * sizeof(uint32_t);
uint32_t i;
fprintf (stderr, "%s (%d dwords):\n", name, len);
for (i = 0; i < len; i++)
fprintf (stderr, "\t0x%08x\n", ptr[i]);
stream->offset = ptr[1] & ~0x3;
if (stream->offset < old_offset)
fprintf (stderr, "\n... skipping backwards from 0x%x --> 0x%x ...\n\n",
old_offset, stream->offset );
else
fprintf (stderr, "\n... skipping from 0x%x --> 0x%x ...\n\n",
old_offset, stream->offset );
return TRUE;
}
static cairo_bool_t
debug_variable_length_prim (struct debug_stream *stream)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
const char *prim = get_prim_name( ptr[0] );
uint32_t i, len;
uint16_t *idx = (uint16_t *)(ptr+1);
for (i = 0; idx[i] != 0xffff; i++)
;
len = 1+(i+2)/2;
fprintf (stderr, "%04x: ", stream->offset);
fprintf (stderr, "3DPRIM, %s variable length %d indices (%d dwords):\n", prim, i, len);
for (i = 0; i < len; i++)
fprintf (stderr, "\t0x%08x\n", ptr[i]);
fprintf (stderr, "\n");
stream->offset += len * sizeof(uint32_t);
return TRUE;
}
#define BITS(dw, hi, lo, ...) \
do { \
unsigned himask = 0xffffffffU >> (31 - (hi)); \
fprintf (stderr, "\t\t "); \
fprintf (stderr, __VA_ARGS__); \
fprintf (stderr, ": 0x%x\n", ((dw) & himask) >> (lo)); \
} while (0)
#define MBZ(dw, hi, lo) do { \
unsigned x = (dw) >> (lo); \
unsigned lomask = (1 << (lo)) - 1; \
unsigned himask; \
himask = (1UL << (hi)) - 1; \
assert ((x & himask & ~lomask) == 0); \
} while (0)
#define FLAG(dw, bit, ... ) \
do { \
if (((dw) >> (bit)) & 1) { \
fprintf (stderr, "\t\t "); \
fprintf (stderr, __VA_ARGS__); \
fprintf (stderr, "\n"); \
} \
} while (0)
static cairo_bool_t
debug_load_immediate (struct debug_stream *stream,
const char *name,
uint32_t len)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
uint32_t bits = (ptr[0] >> 4) & 0xff;
uint32_t j = 0;
fprintf (stderr, "%04x: ", stream->offset);
fprintf (stderr, "%s (%d dwords, flags: %x):\n", name, len, bits);
fprintf (stderr, "\t0x%08x\n", ptr[j++]);
if (bits & (1<<0)) {
fprintf (stderr, "\t LIS0: 0x%08x\n", ptr[j]);
fprintf (stderr, "\t vb address: 0x%08x\n", (ptr[j] & ~0x3));
BITS (ptr[j], 0, 0, "vb invalidate disable");
j++;
}
if (bits & (1<<1)) {
fprintf (stderr, "\t LIS1: 0x%08x\n", ptr[j]);
BITS (ptr[j], 29, 24, "vb dword width");
BITS (ptr[j], 21, 16, "vb dword pitch");
BITS (ptr[j], 15, 0, "vb max index");
j++;
}
if (bits & (1<<2)) {
int i;
fprintf (stderr, "\t LIS2: 0x%08x\n", ptr[j]);
for (i = 0; i < 8; i++) {
unsigned tc = (ptr[j] >> (i * 4)) & 0xf;
if (tc != 0xf)
BITS (tc, 3, 0, "tex coord %d", i);
}
j++;
}
if (bits & (1<<3)) {
fprintf (stderr, "\t LIS3: 0x%08x\n", ptr[j]);
j++;
}
if (bits & (1<<4)) {
fprintf (stderr, "\t LIS4: 0x%08x\n", ptr[j]);
BITS (ptr[j], 31, 23, "point width");
BITS (ptr[j], 22, 19, "line width");
FLAG (ptr[j], 18, "alpha flatshade");
FLAG (ptr[j], 17, "fog flatshade");
FLAG (ptr[j], 16, "spec flatshade");
FLAG (ptr[j], 15, "rgb flatshade");
BITS (ptr[j], 14, 13, "cull mode");
FLAG (ptr[j], 12, "vfmt: point width");
FLAG (ptr[j], 11, "vfmt: specular/fog");
FLAG (ptr[j], 10, "vfmt: rgba");
FLAG (ptr[j], 9, "vfmt: depth offset");
BITS (ptr[j], 8, 6, "vfmt: position (2==xyzw)");
FLAG (ptr[j], 5, "force dflt diffuse");
FLAG (ptr[j], 4, "force dflt specular");
FLAG (ptr[j], 3, "local depth offset enable");
FLAG (ptr[j], 2, "vfmt: fp32 fog coord");
FLAG (ptr[j], 1, "sprite point");
FLAG (ptr[j], 0, "antialiasing");
j++;
}
if (bits & (1<<5)) {
fprintf (stderr, "\t LIS5: 0x%08x\n", ptr[j]);
BITS (ptr[j], 31, 28, "rgba write disables");
FLAG (ptr[j], 27, "force dflt point width");
FLAG (ptr[j], 26, "last pixel enable");
FLAG (ptr[j], 25, "global z offset enable");
FLAG (ptr[j], 24, "fog enable");
BITS (ptr[j], 23, 16, "stencil ref");
BITS (ptr[j], 15, 13, "stencil test");
BITS (ptr[j], 12, 10, "stencil fail op");
BITS (ptr[j], 9, 7, "stencil pass z fail op");
BITS (ptr[j], 6, 4, "stencil pass z pass op");
FLAG (ptr[j], 3, "stencil write enable");
FLAG (ptr[j], 2, "stencil test enable");
FLAG (ptr[j], 1, "color dither enable");
FLAG (ptr[j], 0, "logiop enable");
j++;
}
if (bits & (1<<6)) {
fprintf (stderr, "\t LIS6: 0x%08x\n", ptr[j]);
FLAG (ptr[j], 31, "alpha test enable");
BITS (ptr[j], 30, 28, "alpha func");
BITS (ptr[j], 27, 20, "alpha ref");
FLAG (ptr[j], 19, "depth test enable");
BITS (ptr[j], 18, 16, "depth func");
FLAG (ptr[j], 15, "blend enable");
BITS (ptr[j], 14, 12, "blend func");
BITS (ptr[j], 11, 8, "blend src factor");
BITS (ptr[j], 7, 4, "blend dst factor");
FLAG (ptr[j], 3, "depth write enable");
FLAG (ptr[j], 2, "color write enable");
BITS (ptr[j], 1, 0, "provoking vertex");
j++;
}
fprintf (stderr, "\n");
assert(j == len);
stream->offset += len * sizeof(uint32_t);
return TRUE;
}
static cairo_bool_t
debug_load_indirect (struct debug_stream *stream,
const char *name,
uint32_t len)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
uint32_t bits = (ptr[0] >> 8) & 0x3f;
uint32_t i, j = 0;
fprintf (stderr, "%04x: ", stream->offset);
fprintf (stderr, "%s (%d dwords):\n", name, len);
fprintf (stderr, "\t0x%08x\n", ptr[j++]);
for (i = 0; i < 6; i++) {
if (bits & (1<<i)) {
switch (1<<(8+i)) {
case LI0_STATE_STATIC_INDIRECT:
fprintf (stderr, " STATIC: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
fprintf (stderr, " 0x%08x\n", ptr[j++]);
break;
case LI0_STATE_DYNAMIC_INDIRECT:
fprintf (stderr, " DYNAMIC: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
break;
case LI0_STATE_SAMPLER:
fprintf (stderr, " SAMPLER: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
fprintf (stderr, " 0x%08x\n", ptr[j++]);
break;
case LI0_STATE_MAP:
fprintf (stderr, " MAP: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
fprintf (stderr, " 0x%08x\n", ptr[j++]);
break;
case LI0_STATE_PROGRAM:
fprintf (stderr, " PROGRAM: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
fprintf (stderr, " 0x%08x\n", ptr[j++]);
break;
case LI0_STATE_CONSTANTS:
fprintf (stderr, " CONSTANTS: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
fprintf (stderr, " 0x%08x\n", ptr[j++]);
break;
default:
ASSERT_NOT_REACHED;
break;
}
}
}
if (bits == 0) {
fprintf (stderr, "\t DUMMY: 0x%08x\n", ptr[j++]);
}
fprintf (stderr, "\n");
assert(j == len);
stream->offset += len * sizeof(uint32_t);
return TRUE;
}
static void
BR13 (struct debug_stream *stream,
uint32_t val)
{
fprintf (stderr, "\t0x%08x\n", val);
FLAG (val, 30, "clipping enable");
BITS (val, 25, 24, "color depth (3==32bpp)");
BITS (val, 23, 16, "raster op");
BITS (val, 15, 0, "dest pitch");
}
static void
BR2223 (struct debug_stream *stream,
uint32_t val22, uint32_t val23)
{
union { uint32_t val; short field[2]; } BR22, BR23;
BR22.val = val22;
BR23.val = val23;
fprintf (stderr, "\t0x%08x\n", val22);
BITS (val22, 31, 16, "dest y1");
BITS (val22, 15, 0, "dest x1");
fprintf (stderr, "\t0x%08x\n", val23);
BITS (val23, 31, 16, "dest y2");
BITS (val23, 15, 0, "dest x2");
/* The blit engine may produce unexpected results when these aren't met */
assert(BR22.field[0] < BR23.field[0]);
assert(BR22.field[1] < BR23.field[1]);
}
static void
BR09 (struct debug_stream *stream,
uint32_t val)
{
fprintf (stderr, "\t0x%08x -- dest address\n", val);
}
static void
BR26 (struct debug_stream *stream,
uint32_t val)
{
fprintf (stderr, "\t0x%08x\n", val);
BITS (val, 31, 16, "src y1");
BITS (val, 15, 0, "src x1");
}
static void
BR11 (struct debug_stream *stream,
uint32_t val)
{
fprintf (stderr, "\t0x%08x\n", val);
BITS (val, 15, 0, "src pitch");
}
static void
BR12 (struct debug_stream *stream,
uint32_t val)
{
fprintf (stderr, "\t0x%08x -- src address\n", val);
}
static void
BR16 (struct debug_stream *stream,
uint32_t val)
{
fprintf (stderr, "\t0x%08x -- color\n", val);
}
static cairo_bool_t
debug_copy_blit (struct debug_stream *stream,
const char *name,
uint32_t len)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
uint32_t j = 0;
fprintf (stderr, "%04x: ", stream->offset);
fprintf (stderr, "%s (%d dwords):\n", name, len);
fprintf (stderr, "\t0x%08x\n", ptr[j++]);
BR13(stream, ptr[j++]);
BR2223(stream, ptr[j], ptr[j+1]);
j += 2;
BR09(stream, ptr[j++]);
BR26(stream, ptr[j++]);
BR11(stream, ptr[j++]);
BR12(stream, ptr[j++]);
stream->offset += len * sizeof(uint32_t);
assert(j == len);
return TRUE;
}
static cairo_bool_t
debug_color_blit (struct debug_stream *stream,
const char *name,
uint32_t len)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
uint32_t j = 0;
fprintf (stderr, "%04x: ", stream->offset);
fprintf (stderr, "%s (%d dwords):\n", name, len);
fprintf (stderr, "\t0x%08x\n", ptr[j++]);
BR13(stream, ptr[j++]);
BR2223(stream, ptr[j], ptr[j+1]);
j += 2;
BR09(stream, ptr[j++]);
BR16(stream, ptr[j++]);
stream->offset += len * sizeof(uint32_t);
assert(j == len);
return TRUE;
}
static cairo_bool_t
debug_modes4 (struct debug_stream *stream,
const char *name,
uint32_t len)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
uint32_t j = 0;
fprintf (stderr, "%04x: ", stream->offset);
fprintf (stderr, "%s (%d dwords):\n", name, len);
fprintf (stderr, "\t0x%08x\n", ptr[j]);
BITS (ptr[j], 21, 18, "logicop func");
FLAG (ptr[j], 17, "stencil test mask modify-enable");
FLAG (ptr[j], 16, "stencil write mask modify-enable");
BITS (ptr[j], 15, 8, "stencil test mask");
BITS (ptr[j], 7, 0, "stencil write mask");
fprintf (stderr, "\n");
j++;
stream->offset += len * sizeof(uint32_t);
assert(j == len);
return TRUE;
}
static cairo_bool_t
debug_map_state (struct debug_stream *stream,
const char *name,
uint32_t len)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
uint32_t j = 0;
fprintf (stderr, "%04x: ", stream->offset);
fprintf (stderr, "%s (%d dwords):\n", name, len);
fprintf (stderr, "\t0x%08x\n", ptr[j++]);
{
fprintf (stderr, "\t0x%08x\n", ptr[j]);
BITS (ptr[j], 15, 0, "map mask");
j++;
}
while (j < len) {
{
fprintf (stderr, "\t TMn.0: 0x%08x\n", ptr[j]);
fprintf (stderr, "\t map address: 0x%08x\n", (ptr[j] & ~0x3));
FLAG (ptr[j], 1, "vertical line stride");
FLAG (ptr[j], 0, "vertical line stride offset");
j++;
}
{
fprintf (stderr, "\t TMn.1: 0x%08x\n", ptr[j]);
BITS (ptr[j], 31, 21, "height");
BITS (ptr[j], 20, 10, "width");
BITS (ptr[j], 9, 7, "surface format");
BITS (ptr[j], 6, 3, "texel format");
FLAG (ptr[j], 2, "use fence regs");
FLAG (ptr[j], 1, "tiled surface");
FLAG (ptr[j], 0, "tile walk ymajor");
j++;
}
{
fprintf (stderr, "\t TMn.2: 0x%08x\n", ptr[j]);
BITS (ptr[j], 31, 21, "dword pitch");
BITS (ptr[j], 20, 15, "cube face enables");
BITS (ptr[j], 14, 9, "max lod");
FLAG (ptr[j], 8, "mip layout right");
BITS (ptr[j], 7, 0, "depth");
j++;
}
}
stream->offset += len * sizeof(uint32_t);
assert(j == len);
return TRUE;
}
static cairo_bool_t
debug_sampler_state (struct debug_stream *stream,
const char *name,
uint32_t len)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
uint32_t j = 0;
fprintf (stderr, "%04x: ", stream->offset);
fprintf (stderr, "%s (%d dwords):\n", name, len);
fprintf (stderr, "\t0x%08x\n", ptr[j++]);
{
fprintf (stderr, "\t0x%08x\n", ptr[j]);
BITS (ptr[j], 15, 0, "sampler mask");
j++;
}
while (j < len) {
{
fprintf (stderr, "\t TSn.0: 0x%08x\n", ptr[j]);
FLAG (ptr[j], 31, "reverse gamma");
FLAG (ptr[j], 30, "planar to packed");
FLAG (ptr[j], 29, "yuv->rgb");
BITS (ptr[j], 28, 27, "chromakey index");
BITS (ptr[j], 26, 22, "base mip level");
BITS (ptr[j], 21, 20, "mip mode filter");
BITS (ptr[j], 19, 17, "mag mode filter");
BITS (ptr[j], 16, 14, "min mode filter");
BITS (ptr[j], 13, 5, "lod bias (s4.4)");
FLAG (ptr[j], 4, "shadow enable");
FLAG (ptr[j], 3, "max-aniso-4");
BITS (ptr[j], 2, 0, "shadow func");
j++;
}
{
fprintf (stderr, "\t TSn.1: 0x%08x\n", ptr[j]);
BITS (ptr[j], 31, 24, "min lod");
MBZ( ptr[j], 23, 18 );
FLAG (ptr[j], 17, "kill pixel enable");
FLAG (ptr[j], 16, "keyed tex filter mode");
FLAG (ptr[j], 15, "chromakey enable");
BITS (ptr[j], 14, 12, "tcx wrap mode");
BITS (ptr[j], 11, 9, "tcy wrap mode");
BITS (ptr[j], 8, 6, "tcz wrap mode");
FLAG (ptr[j], 5, "normalized coords");
BITS (ptr[j], 4, 1, "map (surface) index");
FLAG (ptr[j], 0, "EAST deinterlacer enable");
j++;
}
{
fprintf (stderr, "\t TSn.2: 0x%08x (default color)\n", ptr[j]);
j++;
}
}
stream->offset += len * sizeof(uint32_t);
assert(j == len);
return TRUE;
}
static cairo_bool_t
debug_dest_vars (struct debug_stream *stream,
const char *name,
uint32_t len)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
uint32_t j = 0;
fprintf (stderr, "%04x: ", stream->offset);
fprintf (stderr, "%s (%d dwords):\n", name, len);
fprintf (stderr, "\t0x%08x\n", ptr[j++]);
{
fprintf (stderr, "\t0x%08x\n", ptr[j]);
FLAG (ptr[j], 31, "early classic ztest");
FLAG (ptr[j], 30, "opengl tex default color");
FLAG (ptr[j], 29, "bypass iz");
FLAG (ptr[j], 28, "lod preclamp");
BITS (ptr[j], 27, 26, "dither pattern");
FLAG (ptr[j], 25, "linear gamma blend");
FLAG (ptr[j], 24, "debug dither");
BITS (ptr[j], 23, 20, "dstorg x");
BITS (ptr[j], 19, 16, "dstorg y");
MBZ (ptr[j], 15, 15 );
BITS (ptr[j], 14, 12, "422 write select");
BITS (ptr[j], 11, 8, "cbuf format");
BITS (ptr[j], 3, 2, "zbuf format");
FLAG (ptr[j], 1, "vert line stride");
FLAG (ptr[j], 1, "vert line stride offset");
j++;
}
stream->offset += len * sizeof(uint32_t);
assert(j == len);
return TRUE;
}
static cairo_bool_t debug_buf_info( struct debug_stream *stream,
const char *name,
uint32_t len )
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
uint32_t j = 0;
fprintf (stderr, "%04x: ", stream->offset);
fprintf (stderr, "%s (%d dwords):\n", name, len);
fprintf (stderr, "\t0x%08x\n", ptr[j++]);
{
fprintf (stderr, "\t0x%08x\n", ptr[j]);
BITS (ptr[j], 28, 28, "aux buffer id");
BITS (ptr[j], 27, 24, "buffer id (7=depth, 3=back)");
FLAG (ptr[j], 23, "use fence regs");
FLAG (ptr[j], 22, "tiled surface");
FLAG (ptr[j], 21, "tile walk ymajor");
MBZ (ptr[j], 20, 14);
BITS (ptr[j], 13, 2, "dword pitch");
MBZ (ptr[j], 2, 0);
j++;
}
fprintf (stderr, "\t0x%08x -- buffer base address\n", ptr[j++]);
stream->offset += len * sizeof(uint32_t);
assert(j == len);
return TRUE;
}
static cairo_bool_t
decode_3d_i915 (struct debug_stream *stream)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
uint32_t cmd = *ptr;
switch ((cmd >> 24) & 0x1f) {
case 0x6:
return debug (stream, "3DSTATE_ANTI_ALIASING", 1);
case 0x7:
return debug (stream, "3DSTATE_RASTERIZATION_RULES", 1);
case 0x8:
return debug (stream, "3DSTATE_BACKFACE_STENCIL_OPS", 1);
case 0x9:
return debug (stream, "3DSTATE_BACKFACE_STENCIL_MASKS", 1);
case 0xb:
return debug (stream, "3DSTATE_INDEPENDENT_ALPHA_BLEND", 1);
case 0xc:
return debug (stream, "3DSTATE_MODES5", 1);
case 0xd:
return debug_modes4(stream, "3DSTATE_MODES4", 1);
case 0x15:
return debug (stream, "3DSTATE_FOG_COLOR", 1);
case 0x16:
return debug (stream, "3DSTATE_COORD_SET_BINDINGS", 1);
case 0x1c:
/* 3DState16NP */
switch((cmd >> 19) & 0x1f) {
case 0x10:
return debug (stream, "3DSTATE_SCISSOR_ENABLE", 1);
case 0x11:
return debug (stream, "3DSTATE_DEPTH_SUBRECTANGLE_DISABLE", 1);
default:
break;
}
break;
case 0x1d:
/* 3DStateMW */
switch ((cmd >> 16) & 0xff) {
case 0x0:
return debug_map_state(stream, "3DSTATE_MAP_STATE", (cmd & 0x1f) + 2);
case 0x1:
return debug_sampler_state(stream, "3DSTATE_SAMPLER_STATE", (cmd & 0x1f) + 2);
case 0x4:
return debug_load_immediate(stream, "3DSTATE_LOAD_STATE_IMMEDIATE", (cmd & 0xf) + 2);
case 0x5:
return debug_program(stream, "3DSTATE_PIXEL_SHADER_PROGRAM", (cmd & 0x1ff) + 2);
case 0x6:
return debug (stream, "3DSTATE_PIXEL_SHADER_CONSTANTS", (cmd & 0xff) + 2);
case 0x7:
return debug_load_indirect(stream, "3DSTATE_LOAD_INDIRECT", (cmd & 0xff) + 2);
case 0x80:
return debug (stream, "3DSTATE_DRAWING_RECTANGLE", (cmd & 0xffff) + 2);
case 0x81:
return debug (stream, "3DSTATE_SCISSOR_RECTANGLE", (cmd & 0xffff) + 2);
case 0x83:
return debug (stream, "3DSTATE_SPAN_STIPPLE", (cmd & 0xffff) + 2);
case 0x85:
return debug_dest_vars(stream, "3DSTATE_DEST_BUFFER_VARS", (cmd & 0xffff) + 2);
case 0x88:
return debug (stream, "3DSTATE_CONSTANT_BLEND_COLOR", (cmd & 0xffff) + 2);
case 0x89:
return debug (stream, "3DSTATE_FOG_MODE", (cmd & 0xffff) + 2);
case 0x8e:
return debug_buf_info(stream, "3DSTATE_BUFFER_INFO", (cmd & 0xffff) + 2);
case 0x97:
return debug (stream, "3DSTATE_DEPTH_OFFSET_SCALE", (cmd & 0xffff) + 2);
case 0x98:
return debug (stream, "3DSTATE_DEFAULT_Z", (cmd & 0xffff) + 2);
case 0x99:
return debug (stream, "3DSTATE_DEFAULT_DIFFUSE", (cmd & 0xffff) + 2);
case 0x9a:
return debug (stream, "3DSTATE_DEFAULT_SPECULAR", (cmd & 0xffff) + 2);
case 0x9c:
return debug (stream, "3DSTATE_CLEAR_PARAMETERS", (cmd & 0xffff) + 2);
default:
ASSERT_NOT_REACHED;
return 0;
}
break;
case 0x1e:
if (cmd & (1 << 23))
return debug (stream, "???", (cmd & 0xffff) + 1);
else
return debug (stream, "", 1);
break;
case 0x1f:
if ((cmd & (1 << 23)) == 0) {
return debug_prim (stream, "3DPRIM (inline)", 1, (cmd & 0x1ffff) + 2);
} else if (cmd & (1 << 17)) {
if ((cmd & 0xffff) == 0)
return debug_variable_length_prim (stream);
else
return debug_prim (stream, "3DPRIM (indexed)", 0, (((cmd & 0xffff) + 1) / 2) + 1);
} else
return debug_prim (stream, "3DPRIM (indirect sequential)", 0, 2);
break;
default:
return debug (stream, "", 0);
}
return FALSE;
}
static cairo_bool_t
decode_3d_i965 (struct debug_stream *stream)
{
const uint32_t *data = (uint32_t *) (stream->ptr + stream->offset);
const uint32_t opcode = (data[0] & 0xffff0000) >> 16;
unsigned int idx;
const struct {
uint32_t opcode;
int min_len;
int max_len;
const char *name;
} opcodes_3d[] = {
{ 0x6000, 3, 3, "URB_FENCE" },
{ 0x6001, 2, 2, "CS_URB_STATE" },
{ 0x6002, 2, 2, "CONSTANT_BUFFER" },
{ 0x6101, 6, 6, "STATE_BASE_ADDRESS" },
{ 0x6102, 2, 2 , "STATE_SIP" },
{ 0x6104, 1, 1, "3DSTATE_PIPELINE_SELECT" },
{ 0x680b, 1, 1, "3DSTATE_VF_STATISTICS" },
{ 0x6904, 1, 1, "3DSTATE_PIPELINE_SELECT" },
{ 0x7800, 7, 7, "3DSTATE_PIPELINED_POINTERS" },
{ 0x7801, 6, 6, "3DSTATE_BINDING_TABLE_POINTERS" },
{ 0x780b, 1, 1, "3DSTATE_VF_STATISTICS" },
{ 0x7808, 5, 257, "3DSTATE_VERTEX_BUFFERS" },
{ 0x7809, 3, 256, "3DSTATE_VERTEX_ELEMENTS" },
{ 0x780a, 3, 3, "3DSTATE_INDEX_BUFFER" },
{ 0x7900, 4, 4, "3DSTATE_DRAWING_RECTANGLE" },
{ 0x7901, 5, 5, "3DSTATE_CONSTANT_COLOR" },
{ 0x7905, 5, 7, "3DSTATE_DEPTH_BUFFER" },
{ 0x7906, 2, 2, "3DSTATE_POLY_STIPPLE_OFFSET" },
{ 0x7907, 33, 33, "3DSTATE_POLY_STIPPLE_PATTERN" },
{ 0x7908, 3, 3, "3DSTATE_LINE_STIPPLE" },
{ 0x7909, 2, 2, "3DSTATE_GLOBAL_DEPTH_OFFSET_CLAMP" },
{ 0x790a, 3, 3, "3DSTATE_AA_LINE_PARAMETERS" },
{ 0x7b00, 6, 6, "3DPRIMITIVE" },
}, *opcode_3d;
for (idx = 0; idx < ARRAY_LENGTH (opcodes_3d); idx++) {
opcode_3d = &opcodes_3d[idx];
if (opcode == opcode_3d->opcode) {
unsigned int len = 1;
if (opcode_3d->max_len != 1)
len = (data[0] & 0x000000ff) + 2;
return debug (stream, opcode_3d->name, len);
}
}
return FALSE;
}
static cairo_bool_t
decode_3d_i830 (struct debug_stream *stream)
{
ASSERT_NOT_REACHED;
return FALSE;
}
static cairo_bool_t
i915_debug_packet (struct debug_stream *stream,
int devid)
{
uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
uint32_t cmd = *ptr;
switch (((cmd >> 29) & 0x7)) {
case 0x0:
switch ((cmd >> 23) & 0x3f) {
case 0x0:
return debug (stream, "MI_NOOP", 1);
case 0x3:
return debug (stream, "MI_WAIT_FOR_EVENT", 1);
case 0x4:
return debug (stream, "MI_FLUSH", 1);
case 0xA:
debug (stream, "MI_BATCH_BUFFER_END", 1);
return FALSE;
case 0x22:
return debug (stream, "MI_LOAD_REGISTER_IMM", 3);
case 0x31:
return debug_chain(stream, "MI_BATCH_BUFFER_START", 2);
default:
break;
}
break;
case 0x1:
break;
case 0x2:
switch ((cmd >> 22) & 0xff) {
case 0x50:
return debug_color_blit(stream, "XY_COLOR_BLT", (cmd & 0xff) + 2);
case 0x53:
return debug_copy_blit(stream, "XY_SRC_COPY_BLT", (cmd & 0xff) + 2);
default:
return debug (stream, "blit command", (cmd & 0xff) + 2);
}
break;
case 0x3:
if (IS_965(devid))
return decode_3d_i965 (stream);
else if (IS_9XX(devid))
return decode_3d_i915 (stream);
else
return decode_3d_i830 (stream);
default:
break;
}
fprintf (stderr, "Bogus cmd: %x [%x]\n", (cmd >> 29) & 7, cmd);
ASSERT_NOT_REACHED;
return 0;
}
void
intel_dump_batchbuffer (const void *batch,
uint32_t length,
int devid)
{
struct debug_stream stream;
cairo_bool_t done = FALSE;
fprintf (stderr, "\nBATCH: (%d dwords)\n", length / 4);
stream.offset = 0;
stream.ptr = batch;
while (! done && stream.offset < length) {
if (! i915_debug_packet (&stream, devid))
break;
assert (stream.offset <= length);
}
fprintf (stderr, "END-BATCH\n\n");
fflush (stderr);
}