intel/intel_decode.c

   1 /*
   2  * Copyright © 2009-2011 Intel Corporation
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24 #include <stdint.h>
  25 #include <stdio.h>
  26 #include <stdarg.h>
  27 #include <string.h>
  28
  29 #include "intel_decode.h"
  30 #include "intel_chipset.h"
  31 #include "intel_gpu_tools.h"
  32
  33 static FILE *out;
  34 static uint32_t saved_s2 = 0, saved_s4 = 0;
  35 static char saved_s2_set = 0, saved_s4_set = 0;
  36 static uint32_t head_offset = 0xffffffff;       /* undefined */
  37 static uint32_t tail_offset = 0xffffffff;       /* undefined */
  38
  39 #ifndef ARRAY_SIZE
  40 #define ARRAY_SIZE(A) (sizeof(A)/sizeof(A[0]))
  41 #endif
  42
  43 #define BUFFER_FAIL(_count, _len, _name) do {                   \
  44     fprintf(out, "Buffer size too small in %s (%d < %d)\n",     \
  45             (_name), (_count), (_len));                         \
  46     (*failures)++;                                              \
  47     return count;                                               \
  48 } while (0)
  49
  50 static float int_as_float(uint32_t intval)
  51 {
  52         union intfloat {
  53                 uint32_t i;
  54                 float f;
  55         } uval;
  56
  57         uval.i = intval;
  58         return uval.f;
  59 }
  60
  61 static void
  62 instr_out(uint32_t *data, uint32_t hw_offset, unsigned int index,
  63           char *fmt, ...)
  64 {
  65         va_list va;
  66         char *parseinfo;
  67         uint32_t offset = hw_offset + index * 4;
  68
  69         if (offset == head_offset)
  70                 parseinfo = "HEAD";
  71         else if (offset == tail_offset)
  72                 parseinfo = "TAIL";
  73         else
  74                 parseinfo = "    ";
  75
  76         fprintf(out, "0x%08x: %s 0x%08x: %s", offset, parseinfo,
  77                 data[index], index == 0 ? "" : "   ");
  78         va_start(va, fmt);
  79         vfprintf(out, fmt, va);
  80         va_end(va);
  81 }
  82
  83 static int
  84 decode_mi(uint32_t *data, int count, uint32_t hw_offset, int *failures)
  85 {
  86         unsigned int opcode, len = -1;
  87         char *post_sync_op = "";
  88
  89         struct {
  90                 uint32_t opcode;
  91                 int len_mask;
  92                 int min_len;
  93                 int max_len;
  94                 char *name;
  95         } opcodes_mi[] = {
  96                 { 0x08, 0, 1, 1, "MI_ARB_ON_OFF" },
  97                 { 0x0a, 0, 1, 1, "MI_BATCH_BUFFER_END" },
  98                 { 0x30, 0x3f, 3, 3, "MI_BATCH_BUFFER" },
  99                 { 0x31, 0x3f, 2, 2, "MI_BATCH_BUFFER_START" },
 100                 { 0x14, 0x3f, 3, 3, "MI_DISPLAY_BUFFER_INFO" },
 101                 { 0x04, 0, 1, 1, "MI_FLUSH" },
 102                 { 0x22, 0x1f, 3, 3, "MI_LOAD_REGISTER_IMM" },
 103                 { 0x13, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_EXCL" },
 104                 { 0x12, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_INCL" },
 105                 { 0x00, 0, 1, 1, "MI_NOOP" },
 106                 { 0x11, 0x3f, 2, 2, "MI_OVERLAY_FLIP" },
 107                 { 0x07, 0, 1, 1, "MI_REPORT_HEAD" },
 108                 { 0x18, 0x3f, 2, 2, "MI_SET_CONTEXT" },
 109                 { 0x20, 0x3f, 3, 4, "MI_STORE_DATA_IMM" },
 110                 { 0x21, 0x3f, 3, 4, "MI_STORE_DATA_INDEX" },
 111                 { 0x24, 0x3f, 3, 3, "MI_STORE_REGISTER_MEM" },
 112                 { 0x02, 0, 1, 1, "MI_USER_INTERRUPT" },
 113                 { 0x03, 0, 1, 1, "MI_WAIT_FOR_EVENT" },
 114                 { 0x16, 0x7f, 3, 3, "MI_SEMAPHORE_MBOX" },
 115                 { 0x26, 0x1f, 3, 4, "MI_FLUSH_DW" },
 116                 { 0x0b, 0, 1, 1, "MI_SUSPEND_FLUSH"},
 117         };
 118
 119         /* check instruction length */
 120         for (opcode = 0; opcode < sizeof(opcodes_mi) / sizeof(opcodes_mi[0]);
 121              opcode++) {
 122                 if ((data[0] & 0x1f800000) >> 23 == opcodes_mi[opcode].opcode) {
 123                         len = 1;
 124                         if (opcodes_mi[opcode].max_len > 1) {
 125                                 len =
 126                                     (data[0] & opcodes_mi[opcode].len_mask) + 2;
 127                                 if (len < opcodes_mi[opcode].min_len
 128                                     || len > opcodes_mi[opcode].max_len) {
 129                                         fprintf(out,
 130                                                 "Bad length (%d) in %s, [%d, %d]\n",
 131                                                 len, opcodes_mi[opcode].name,
 132                                                 opcodes_mi[opcode].min_len,
 133                                                 opcodes_mi[opcode].max_len);
 134                                 }
 135                         }
 136                         break;
 137                 }
 138         }
 139
 140         switch ((data[0] & 0x1f800000) >> 23) {
 141         case 0x0a:
 142                 instr_out(data, hw_offset, 0, "MI_BATCH_BUFFER_END\n");
 143                 return -1;
 144         case 0x16:
 145                 instr_out(data, hw_offset, 0, "MI_SEMAPHORE_MBOX%s%s%s%s %u\n",
 146                           data[0] & (1 << 22) ? " global gtt," : "",
 147                           data[0] & (1 << 21) ? " update semaphore," : "",
 148                           data[0] & (1 << 20) ? " compare semaphore," : "",
 149                           data[0] & (1 << 18) ? " use compare reg" : "",
 150                           (data[0] & (0x3 << 16)) >> 16);
 151                 instr_out(data, hw_offset, 1, "value\n");
 152                 instr_out(data, hw_offset, 2, "address\n");
 153                 return len;
 154         case 0x21:
 155                 instr_out(data, hw_offset, 0, "MI_STORE_DATA_INDEX%s\n",
 156                           data[0] & (1 << 21) ? " use per-process HWS," : "");
 157                 instr_out(data, hw_offset, 1, "index\n");
 158                 instr_out(data, hw_offset, 2, "dword\n");
 159                 if (len == 4)
 160                         instr_out(data, hw_offset, 3, "upper dword\n");
 161                 return len;
 162         case 0x00:
 163                 if (data[0] & (1 << 22))
 164                         instr_out(data, hw_offset, 0,
 165                                   "MI_NOOP write NOPID reg, val=0x%x\n",
 166                                   data[0] & ((1 << 22) - 1));
 167                 else
 168                         instr_out(data, hw_offset, 0, "MI_NOOP\n");
 169                 return len;
 170         case 0x26:
 171                 switch (data[0] & (0x3 << 14)) {
 172                 case (0 << 14):
 173                         post_sync_op = "no write";
 174                         break;
 175                 case (1 << 14):
 176                         post_sync_op = "write data";
 177                         break;
 178                 case (2 << 14):
 179                         post_sync_op = "reserved";
 180                         break;
 181                 case (3 << 14):
 182                         post_sync_op = "write TIMESTAMP";
 183                         break;
 184                 }
 185                 instr_out(data, hw_offset, 0,
 186                           "MI_FLUSH_DW%s%s%s%s post_sync_op='%s' %s%s\n",
 187                           data[0] & (1 << 22) ?
 188                           " enable protected mem (BCS-only)," : "",
 189                           data[0] & (1 << 21) ? " store in hws," : "",
 190                           data[0] & (1 << 18) ? " invalidate tlb," : "",
 191                           data[0] & (1 << 17) ? " flush gfdt," : "",
 192                           post_sync_op,
 193                           data[0] & (1 << 8) ? " enable notify interrupt," : "",
 194                           data[0] & (1 << 7) ?
 195                           " invalidate video state (BCS-only)," : "");
 196                 if (data[0] & (1 << 21))
 197                         instr_out(data, hw_offset, 1, "hws index\n");
 198                 else
 199                         instr_out(data, hw_offset, 1, "address\n");
 200                 instr_out(data, hw_offset, 2, "dword\n");
 201                 if (len == 4)
 202                         instr_out(data, hw_offset, 3, "upper dword\n");
 203                 return len;
 204         }
 205
 206         for (opcode = 0; opcode < sizeof(opcodes_mi) / sizeof(opcodes_mi[0]);
 207              opcode++) {
 208                 if ((data[0] & 0x1f800000) >> 23 == opcodes_mi[opcode].opcode) {
 209
 210                         instr_out(data, hw_offset, 0, "%s\n",
 211                                   opcodes_mi[opcode].name);
 212                         for (int i = 1; i < len; i++) {
 213                                 if (i >= count)
 214                                         BUFFER_FAIL(count, len,
 215                                                     opcodes_mi[opcode].name);
 216                                 instr_out(data, hw_offset, i, "dword %d\n", i);
 217                         }
 218
 219                         return len;
 220                 }
 221         }
 222
 223         instr_out(data, hw_offset, 0, "MI UNKNOWN\n");
 224         (*failures)++;
 225         return 1;
 226 }
 227
 228 static void
 229 decode_2d_br00(uint32_t *data, int count, uint32_t hw_offset, char *cmd)
 230 {
 231         instr_out(data, hw_offset, 0,
 232                   "%s (rgb %sabled, alpha %sabled, src tile %d, dst tile %d)\n",
 233                   cmd,
 234                   (data[count] & (1 << 20)) ? "en" : "dis",
 235                   (data[count] & (1 << 21)) ? "en" : "dis",
 236                   (data[count] >> 15) & 1, (data[count] >> 11) & 1);
 237 }
 238
 239 static void decode_2d_br01(uint32_t *data, int count, uint32_t hw_offset)
 240 {
 241         char *format;
 242         switch ((data[count] >> 24) & 0x3) {
 243         case 0:
 244                 format = "8";
 245                 break;
 246         case 1:
 247                 format = "565";
 248                 break;
 249         case 2:
 250                 format = "1555";
 251                 break;
 252         case 3:
 253                 format = "8888";
 254                 break;
 255         }
 256
 257         instr_out(data, hw_offset, count, "format %s, pitch %d, rop 0x%02x, "
 258                   "clipping %sabled, %s%s \n",
 259                   format,
 260                   (short)(data[count] & 0xffff),
 261                   (data[count] >> 16) & 0xff,
 262                   data[count] & (1 << 30) ? "en" : "dis",
 263                   data[count] & (1 << 31) ? "solid pattern enabled, " : "",
 264                   data[count] & (1 << 31) ?
 265                   "mono pattern transparency enabled, " : "");
 266
 267 }
 268
 269 static int
 270 decode_2d(uint32_t *data, int count, uint32_t hw_offset, int *failures)
 271 {
 272         unsigned int opcode, len;
 273
 274         struct {
 275                 uint32_t opcode;
 276                 int min_len;
 277                 int max_len;
 278                 char *name;
 279         } opcodes_2d[] = {
 280                 { 0x40, 5, 5, "COLOR_BLT" },
 281                 { 0x43, 6, 6, "SRC_COPY_BLT" },
 282                 { 0x01, 8, 8, "XY_SETUP_BLT" },
 283                 { 0x11, 9, 9, "XY_SETUP_MONO_PATTERN_SL_BLT" },
 284                 { 0x03, 3, 3, "XY_SETUP_CLIP_BLT" },
 285                 { 0x24, 2, 2, "XY_PIXEL_BLT" },
 286                 { 0x25, 3, 3, "XY_SCANLINES_BLT" },
 287                 { 0x26, 4, 4, "Y_TEXT_BLT" },
 288                 { 0x31, 5, 134, "XY_TEXT_IMMEDIATE_BLT" },
 289                 { 0x50, 6, 6, "XY_COLOR_BLT" },
 290                 { 0x51, 6, 6, "XY_PAT_BLT" },
 291                 { 0x76, 8, 8, "XY_PAT_CHROMA_BLT" },
 292                 { 0x72, 7, 135, "XY_PAT_BLT_IMMEDIATE" },
 293                 { 0x77, 9, 137, "XY_PAT_CHROMA_BLT_IMMEDIATE" },
 294                 { 0x52, 9, 9, "XY_MONO_PAT_BLT" },
 295                 { 0x59, 7, 7, "XY_MONO_PAT_FIXED_BLT" },
 296                 { 0x53, 8, 8, "XY_SRC_COPY_BLT" },
 297                 { 0x54, 8, 8, "XY_MONO_SRC_COPY_BLT" },
 298                 { 0x71, 9, 137, "XY_MONO_SRC_COPY_IMMEDIATE_BLT" },
 299                 { 0x55, 9, 9, "XY_FULL_BLT" },
 300                 { 0x55, 9, 137, "XY_FULL_IMMEDIATE_PATTERN_BLT" },
 301                 { 0x56, 9, 9, "XY_FULL_MONO_SRC_BLT" },
 302                 { 0x75, 10, 138, "XY_FULL_MONO_SRC_IMMEDIATE_PATTERN_BLT" },
 303                 { 0x57, 12, 12, "XY_FULL_MONO_PATTERN_BLT" },
 304                 { 0x58, 12, 12, "XY_FULL_MONO_PATTERN_MONO_SRC_BLT"},
 305         };
 306
 307         switch ((data[0] & 0x1fc00000) >> 22) {
 308         case 0x25:
 309                 instr_out(data, hw_offset, 0,
 310                           "XY_SCANLINES_BLT (pattern seed (%d, %d), dst tile %d)\n",
 311                           (data[0] >> 12) & 0x8,
 312                           (data[0] >> 8) & 0x8, (data[0] >> 11) & 1);
 313
 314                 len = (data[0] & 0x000000ff) + 2;
 315                 if (len != 3)
 316                         fprintf(out, "Bad count in XY_SCANLINES_BLT\n");
 317                 if (count < 3)
 318                         BUFFER_FAIL(count, len, "XY_SCANLINES_BLT");
 319
 320                 instr_out(data, hw_offset, 1, "dest (%d,%d)\n",
 321                           data[1] & 0xffff, data[1] >> 16);
 322                 instr_out(data, hw_offset, 2, "dest (%d,%d)\n",
 323                           data[2] & 0xffff, data[2] >> 16);
 324                 return len;
 325         case 0x01:
 326                 decode_2d_br00(data, 0, hw_offset, "XY_SETUP_BLT");
 327
 328                 len = (data[0] & 0x000000ff) + 2;
 329                 if (len != 8)
 330                         fprintf(out, "Bad count in XY_SETUP_BLT\n");
 331                 if (count < 8)
 332                         BUFFER_FAIL(count, len, "XY_SETUP_BLT");
 333
 334                 decode_2d_br01(data, 1, hw_offset);
 335                 instr_out(data, hw_offset, 2, "cliprect (%d,%d)\n",
 336                           data[2] & 0xffff, data[2] >> 16);
 337                 instr_out(data, hw_offset, 3, "cliprect (%d,%d)\n",
 338                           data[3] & 0xffff, data[3] >> 16);
 339                 instr_out(data, hw_offset, 4, "setup dst offset 0x%08x\n",
 340                           data[4]);
 341                 instr_out(data, hw_offset, 5, "setup background color\n");
 342                 instr_out(data, hw_offset, 6, "setup foreground color\n");
 343                 instr_out(data, hw_offset, 7, "color pattern offset\n");
 344                 return len;
 345         case 0x03:
 346                 decode_2d_br00(data, 0, hw_offset, "XY_SETUP_CLIP_BLT");
 347
 348                 len = (data[0] & 0x000000ff) + 2;
 349                 if (len != 3)
 350                         fprintf(out, "Bad count in XY_SETUP_CLIP_BLT\n");
 351                 if (count < 3)
 352                         BUFFER_FAIL(count, len, "XY_SETUP_CLIP_BLT");
 353
 354                 instr_out(data, hw_offset, 1, "cliprect (%d,%d)\n",
 355                           data[1] & 0xffff, data[2] >> 16);
 356                 instr_out(data, hw_offset, 2, "cliprect (%d,%d)\n",
 357                           data[2] & 0xffff, data[3] >> 16);
 358                 return len;
 359         case 0x11:
 360                 decode_2d_br00(data, 0, hw_offset,
 361                                "XY_SETUP_MONO_PATTERN_SL_BLT");
 362
 363                 len = (data[0] & 0x000000ff) + 2;
 364                 if (len != 9)
 365                         fprintf(out,
 366                                 "Bad count in XY_SETUP_MONO_PATTERN_SL_BLT\n");
 367                 if (count < 9)
 368                         BUFFER_FAIL(count, len, "XY_SETUP_MONO_PATTERN_SL_BLT");
 369
 370                 decode_2d_br01(data, 1, hw_offset);
 371                 instr_out(data, hw_offset, 2, "cliprect (%d,%d)\n",
 372                           data[2] & 0xffff, data[2] >> 16);
 373                 instr_out(data, hw_offset, 3, "cliprect (%d,%d)\n",
 374                           data[3] & 0xffff, data[3] >> 16);
 375                 instr_out(data, hw_offset, 4, "setup dst offset 0x%08x\n",
 376                           data[4]);
 377                 instr_out(data, hw_offset, 5, "setup background color\n");
 378                 instr_out(data, hw_offset, 6, "setup foreground color\n");
 379                 instr_out(data, hw_offset, 7, "mono pattern dw0\n");
 380                 instr_out(data, hw_offset, 8, "mono pattern dw1\n");
 381                 return len;
 382         case 0x50:
 383                 decode_2d_br00(data, 0, hw_offset, "XY_COLOR_BLT");
 384
 385                 len = (data[0] & 0x000000ff) + 2;
 386                 if (len != 6)
 387                         fprintf(out, "Bad count in XY_COLOR_BLT\n");
 388                 if (count < 6)
 389                         BUFFER_FAIL(count, len, "XY_COLOR_BLT");
 390
 391                 decode_2d_br01(data, 1, hw_offset);
 392                 instr_out(data, hw_offset, 2, "(%d,%d)\n",
 393                           data[2] & 0xffff, data[2] >> 16);
 394                 instr_out(data, hw_offset, 3, "(%d,%d)\n",
 395                           data[3] & 0xffff, data[3] >> 16);
 396                 instr_out(data, hw_offset, 4, "offset 0x%08x\n", data[4]);
 397                 instr_out(data, hw_offset, 5, "color\n");
 398                 return len;
 399         case 0x53:
 400                 decode_2d_br00(data, 0, hw_offset, "XY_SRC_COPY_BLT");
 401
 402                 len = (data[0] & 0x000000ff) + 2;
 403                 if (len != 8)
 404                         fprintf(out, "Bad count in XY_SRC_COPY_BLT\n");
 405                 if (count < 8)
 406                         BUFFER_FAIL(count, len, "XY_SRC_COPY_BLT");
 407
 408                 decode_2d_br01(data, 1, hw_offset);
 409                 instr_out(data, hw_offset, 2, "dst (%d,%d)\n",
 410                           data[2] & 0xffff, data[2] >> 16);
 411                 instr_out(data, hw_offset, 3, "dst (%d,%d)\n",
 412                           data[3] & 0xffff, data[3] >> 16);
 413                 instr_out(data, hw_offset, 4, "dst offset 0x%08x\n", data[4]);
 414                 instr_out(data, hw_offset, 5, "src (%d,%d)\n",
 415                           data[5] & 0xffff, data[5] >> 16);
 416                 instr_out(data, hw_offset, 6, "src pitch %d\n",
 417                           (short)(data[6] & 0xffff));
 418                 instr_out(data, hw_offset, 7, "src offset 0x%08x\n", data[7]);
 419                 return len;
 420         }
 421
 422         for (opcode = 0; opcode < sizeof(opcodes_2d) / sizeof(opcodes_2d[0]);
 423              opcode++) {
 424                 if ((data[0] & 0x1fc00000) >> 22 == opcodes_2d[opcode].opcode) {
 425                         unsigned int i;
 426
 427                         len = 1;
 428                         instr_out(data, hw_offset, 0, "%s\n",
 429                                   opcodes_2d[opcode].name);
 430                         if (opcodes_2d[opcode].max_len > 1) {
 431                                 len = (data[0] & 0x000000ff) + 2;
 432                                 if (len < opcodes_2d[opcode].min_len ||
 433                                     len > opcodes_2d[opcode].max_len) {
 434                                         fprintf(out, "Bad count in %s\n",
 435                                                 opcodes_2d[opcode].name);
 436                                 }
 437                         }
 438
 439                         for (i = 1; i < len; i++) {
 440                                 if (i >= count)
 441                                         BUFFER_FAIL(count, len,
 442                                                     opcodes_2d[opcode].name);
 443                                 instr_out(data, hw_offset, i, "dword %d\n", i);
 444                         }
 445
 446                         return len;
 447                 }
 448         }
 449
 450         instr_out(data, hw_offset, 0, "2D UNKNOWN\n");
 451         (*failures)++;
 452         return 1;
 453 }
 454
 455 static int
 456 decode_3d_1c(uint32_t *data, int count, uint32_t hw_offset, int *failures)
 457 {
 458         uint32_t opcode;
 459
 460         opcode = (data[0] & 0x00f80000) >> 19;
 461
 462         switch (opcode) {
 463         case 0x11:
 464                 instr_out(data, hw_offset, 0,
 465                           "3DSTATE_DEPTH_SUBRECTANGLE_DISABLE\n");
 466                 return 1;
 467         case 0x10:
 468                 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_ENABLE %s\n",
 469                           data[0] & 1 ? "enabled" : "disabled");
 470                 return 1;
 471         case 0x01:
 472                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_COORD_SET_I830\n");
 473                 return 1;
 474         case 0x0a:
 475                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_CUBE_I830\n");
 476                 return 1;
 477         case 0x05:
 478                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_TEX_STREAM_I830\n");
 479                 return 1;
 480         }
 481
 482         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_1c opcode = 0x%x\n",
 483                   opcode);
 484         (*failures)++;
 485         return 1;
 486 }
 487
 488 /** Sets the string dstname to describe the destination of the PS instruction */
 489 static void
 490 i915_get_instruction_dst(uint32_t *data, int i, char *dstname, int do_mask)
 491 {
 492         uint32_t a0 = data[i];
 493         int dst_nr = (a0 >> 14) & 0xf;
 494         char dstmask[8];
 495         char *sat;
 496
 497         if (do_mask) {
 498                 if (((a0 >> 10) & 0xf) == 0xf) {
 499                         dstmask[0] = 0;
 500                 } else {
 501                         int dstmask_index = 0;
 502
 503                         dstmask[dstmask_index++] = '.';
 504                         if (a0 & (1 << 10))
 505                                 dstmask[dstmask_index++] = 'x';
 506                         if (a0 & (1 << 11))
 507                                 dstmask[dstmask_index++] = 'y';
 508                         if (a0 & (1 << 12))
 509                                 dstmask[dstmask_index++] = 'z';
 510                         if (a0 & (1 << 13))
 511                                 dstmask[dstmask_index++] = 'w';
 512                         dstmask[dstmask_index++] = 0;
 513                 }
 514
 515                 if (a0 & (1 << 22))
 516                         sat = ".sat";
 517                 else
 518                         sat = "";
 519         } else {
 520                 dstmask[0] = 0;
 521                 sat = "";
 522         }
 523
 524         switch ((a0 >> 19) & 0x7) {
 525         case 0:
 526                 if (dst_nr > 15)
 527                         fprintf(out, "bad destination reg R%d\n", dst_nr);
 528                 sprintf(dstname, "R%d%s%s", dst_nr, dstmask, sat);
 529                 break;
 530         case 4:
 531                 if (dst_nr > 0)
 532                         fprintf(out, "bad destination reg oC%d\n", dst_nr);
 533                 sprintf(dstname, "oC%s%s", dstmask, sat);
 534                 break;
 535         case 5:
 536                 if (dst_nr > 0)
 537                         fprintf(out, "bad destination reg oD%d\n", dst_nr);
 538                 sprintf(dstname, "oD%s%s", dstmask, sat);
 539                 break;
 540         case 6:
 541                 if (dst_nr > 3)
 542                         fprintf(out, "bad destination reg U%d\n", dst_nr);
 543                 sprintf(dstname, "U%d%s%s", dst_nr, dstmask, sat);
 544                 break;
 545         default:
 546                 sprintf(dstname, "RESERVED");
 547                 break;
 548         }
 549 }
 550
 551 static char *i915_get_channel_swizzle(uint32_t select)
 552 {
 553         switch (select & 0x7) {
 554         case 0:
 555                 return (select & 8) ? "-x" : "x";
 556         case 1:
 557                 return (select & 8) ? "-y" : "y";
 558         case 2:
 559                 return (select & 8) ? "-z" : "z";
 560         case 3:
 561                 return (select & 8) ? "-w" : "w";
 562         case 4:
 563                 return (select & 8) ? "-0" : "0";
 564         case 5:
 565                 return (select & 8) ? "-1" : "1";
 566         default:
 567                 return (select & 8) ? "-bad" : "bad";
 568         }
 569 }
 570
 571 static void
 572 i915_get_instruction_src_name(uint32_t src_type, uint32_t src_nr, char *name)
 573 {
 574         switch (src_type) {
 575         case 0:
 576                 sprintf(name, "R%d", src_nr);
 577                 if (src_nr > 15)
 578                         fprintf(out, "bad src reg %s\n", name);
 579                 break;
 580         case 1:
 581                 if (src_nr < 8)
 582                         sprintf(name, "T%d", src_nr);
 583                 else if (src_nr == 8)
 584                         sprintf(name, "DIFFUSE");
 585                 else if (src_nr == 9)
 586                         sprintf(name, "SPECULAR");
 587                 else if (src_nr == 10)
 588                         sprintf(name, "FOG");
 589                 else {
 590                         fprintf(out, "bad src reg T%d\n", src_nr);
 591                         sprintf(name, "RESERVED");
 592                 }
 593                 break;
 594         case 2:
 595                 sprintf(name, "C%d", src_nr);
 596                 if (src_nr > 31)
 597                         fprintf(out, "bad src reg %s\n", name);
 598                 break;
 599         case 4:
 600                 sprintf(name, "oC");
 601                 if (src_nr > 0)
 602                         fprintf(out, "bad src reg oC%d\n", src_nr);
 603                 break;
 604         case 5:
 605                 sprintf(name, "oD");
 606                 if (src_nr > 0)
 607                         fprintf(out, "bad src reg oD%d\n", src_nr);
 608                 break;
 609         case 6:
 610                 sprintf(name, "U%d", src_nr);
 611                 if (src_nr > 3)
 612                         fprintf(out, "bad src reg %s\n", name);
 613                 break;
 614         default:
 615                 fprintf(out, "bad src reg type %d\n", src_type);
 616                 sprintf(name, "RESERVED");
 617                 break;
 618         }
 619 }
 620
 621 static void i915_get_instruction_src0(uint32_t *data, int i, char *srcname)
 622 {
 623         uint32_t a0 = data[i];
 624         uint32_t a1 = data[i + 1];
 625         int src_nr = (a0 >> 2) & 0x1f;
 626         char *swizzle_x = i915_get_channel_swizzle((a1 >> 28) & 0xf);
 627         char *swizzle_y = i915_get_channel_swizzle((a1 >> 24) & 0xf);
 628         char *swizzle_z = i915_get_channel_swizzle((a1 >> 20) & 0xf);
 629         char *swizzle_w = i915_get_channel_swizzle((a1 >> 16) & 0xf);
 630         char swizzle[100];
 631
 632         i915_get_instruction_src_name((a0 >> 7) & 0x7, src_nr, srcname);
 633         sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
 634                 swizzle_w);
 635         if (strcmp(swizzle, ".xyzw") != 0)
 636                 strcat(srcname, swizzle);
 637 }
 638
 639 static void i915_get_instruction_src1(uint32_t *data, int i, char *srcname)
 640 {
 641         uint32_t a1 = data[i + 1];
 642         uint32_t a2 = data[i + 2];
 643         int src_nr = (a1 >> 8) & 0x1f;
 644         char *swizzle_x = i915_get_channel_swizzle((a1 >> 4) & 0xf);
 645         char *swizzle_y = i915_get_channel_swizzle((a1 >> 0) & 0xf);
 646         char *swizzle_z = i915_get_channel_swizzle((a2 >> 28) & 0xf);
 647         char *swizzle_w = i915_get_channel_swizzle((a2 >> 24) & 0xf);
 648         char swizzle[100];
 649
 650         i915_get_instruction_src_name((a1 >> 13) & 0x7, src_nr, srcname);
 651         sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
 652                 swizzle_w);
 653         if (strcmp(swizzle, ".xyzw") != 0)
 654                 strcat(srcname, swizzle);
 655 }
 656
 657 static void i915_get_instruction_src2(uint32_t *data, int i, char *srcname)
 658 {
 659         uint32_t a2 = data[i + 2];
 660         int src_nr = (a2 >> 16) & 0x1f;
 661         char *swizzle_x = i915_get_channel_swizzle((a2 >> 12) & 0xf);
 662         char *swizzle_y = i915_get_channel_swizzle((a2 >> 8) & 0xf);
 663         char *swizzle_z = i915_get_channel_swizzle((a2 >> 4) & 0xf);
 664         char *swizzle_w = i915_get_channel_swizzle((a2 >> 0) & 0xf);
 665         char swizzle[100];
 666
 667         i915_get_instruction_src_name((a2 >> 21) & 0x7, src_nr, srcname);
 668         sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
 669                 swizzle_w);
 670         if (strcmp(swizzle, ".xyzw") != 0)
 671                 strcat(srcname, swizzle);
 672 }
 673
 674 static void
 675 i915_get_instruction_addr(uint32_t src_type, uint32_t src_nr, char *name)
 676 {
 677         switch (src_type) {
 678         case 0:
 679                 sprintf(name, "R%d", src_nr);
 680                 if (src_nr > 15)
 681                         fprintf(out, "bad src reg %s\n", name);
 682                 break;
 683         case 1:
 684                 if (src_nr < 8)
 685                         sprintf(name, "T%d", src_nr);
 686                 else if (src_nr == 8)
 687                         sprintf(name, "DIFFUSE");
 688                 else if (src_nr == 9)
 689                         sprintf(name, "SPECULAR");
 690                 else if (src_nr == 10)
 691                         sprintf(name, "FOG");
 692                 else {
 693                         fprintf(out, "bad src reg T%d\n", src_nr);
 694                         sprintf(name, "RESERVED");
 695                 }
 696                 break;
 697         case 4:
 698                 sprintf(name, "oC");
 699                 if (src_nr > 0)
 700                         fprintf(out, "bad src reg oC%d\n", src_nr);
 701                 break;
 702         case 5:
 703                 sprintf(name, "oD");
 704                 if (src_nr > 0)
 705                         fprintf(out, "bad src reg oD%d\n", src_nr);
 706                 break;
 707         default:
 708                 fprintf(out, "bad src reg type %d\n", src_type);
 709                 sprintf(name, "RESERVED");
 710                 break;
 711         }
 712 }
 713
 714 static void
 715 i915_decode_alu1(uint32_t *data, uint32_t hw_offset,
 716                  int i, char *instr_prefix, char *op_name)
 717 {
 718         char dst[100], src0[100];
 719
 720         i915_get_instruction_dst(data, i, dst, 1);
 721         i915_get_instruction_src0(data, i, src0);
 722
 723         instr_out(data, hw_offset, i++, "%s: %s %s, %s\n", instr_prefix,
 724                   op_name, dst, src0);
 725         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 726         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 727 }
 728
 729 static void
 730 i915_decode_alu2(uint32_t *data, uint32_t hw_offset,
 731                  int i, char *instr_prefix, char *op_name)
 732 {
 733         char dst[100], src0[100], src1[100];
 734
 735         i915_get_instruction_dst(data, i, dst, 1);
 736         i915_get_instruction_src0(data, i, src0);
 737         i915_get_instruction_src1(data, i, src1);
 738
 739         instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s\n", instr_prefix,
 740                   op_name, dst, src0, src1);
 741         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 742         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 743 }
 744
 745 static void
 746 i915_decode_alu3(uint32_t *data, uint32_t hw_offset,
 747                  int i, char *instr_prefix, char *op_name)
 748 {
 749         char dst[100], src0[100], src1[100], src2[100];
 750
 751         i915_get_instruction_dst(data, i, dst, 1);
 752         i915_get_instruction_src0(data, i, src0);
 753         i915_get_instruction_src1(data, i, src1);
 754         i915_get_instruction_src2(data, i, src2);
 755
 756         instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s, %s\n", instr_prefix,
 757                   op_name, dst, src0, src1, src2);
 758         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 759         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 760 }
 761
 762 static void
 763 i915_decode_tex(uint32_t *data, uint32_t hw_offset, int i, char *instr_prefix,
 764                 char *tex_name)
 765 {
 766         uint32_t t0 = data[i];
 767         uint32_t t1 = data[i + 1];
 768         char dst_name[100];
 769         char addr_name[100];
 770         int sampler_nr;
 771
 772         i915_get_instruction_dst(data, i, dst_name, 0);
 773         i915_get_instruction_addr((t1 >> 24) & 0x7,
 774                                   (t1 >> 17) & 0xf, addr_name);
 775         sampler_nr = t0 & 0xf;
 776
 777         instr_out(data, hw_offset, i++, "%s: %s %s, S%d, %s\n", instr_prefix,
 778                   tex_name, dst_name, sampler_nr, addr_name);
 779         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 780         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 781 }
 782
 783 static void
 784 i915_decode_dcl(uint32_t *data, uint32_t hw_offset, int i, char *instr_prefix)
 785 {
 786         uint32_t d0 = data[i];
 787         char *sampletype;
 788         int dcl_nr = (d0 >> 14) & 0xf;
 789         char *dcl_x = d0 & (1 << 10) ? "x" : "";
 790         char *dcl_y = d0 & (1 << 11) ? "y" : "";
 791         char *dcl_z = d0 & (1 << 12) ? "z" : "";
 792         char *dcl_w = d0 & (1 << 13) ? "w" : "";
 793         char dcl_mask[10];
 794
 795         switch ((d0 >> 19) & 0x3) {
 796         case 1:
 797                 sprintf(dcl_mask, ".%s%s%s%s", dcl_x, dcl_y, dcl_z, dcl_w);
 798                 if (strcmp(dcl_mask, ".") == 0)
 799                         fprintf(out, "bad (empty) dcl mask\n");
 800
 801                 if (dcl_nr > 10)
 802                         fprintf(out, "bad T%d dcl register number\n", dcl_nr);
 803                 if (dcl_nr < 8) {
 804                         if (strcmp(dcl_mask, ".x") != 0 &&
 805                             strcmp(dcl_mask, ".xy") != 0 &&
 806                             strcmp(dcl_mask, ".xz") != 0 &&
 807                             strcmp(dcl_mask, ".w") != 0 &&
 808                             strcmp(dcl_mask, ".xyzw") != 0) {
 809                                 fprintf(out, "bad T%d.%s dcl mask\n", dcl_nr,
 810                                         dcl_mask);
 811                         }
 812                         instr_out(data, hw_offset, i++, "%s: DCL T%d%s\n",
 813                                   instr_prefix, dcl_nr, dcl_mask);
 814                 } else {
 815                         if (strcmp(dcl_mask, ".xz") == 0)
 816                                 fprintf(out, "errataed bad dcl mask %s\n",
 817                                         dcl_mask);
 818                         else if (strcmp(dcl_mask, ".xw") == 0)
 819                                 fprintf(out, "errataed bad dcl mask %s\n",
 820                                         dcl_mask);
 821                         else if (strcmp(dcl_mask, ".xzw") == 0)
 822                                 fprintf(out, "errataed bad dcl mask %s\n",
 823                                         dcl_mask);
 824
 825                         if (dcl_nr == 8) {
 826                                 instr_out(data, hw_offset, i++,
 827                                           "%s: DCL DIFFUSE%s\n", instr_prefix,
 828                                           dcl_mask);
 829                         } else if (dcl_nr == 9) {
 830                                 instr_out(data, hw_offset, i++,
 831                                           "%s: DCL SPECULAR%s\n", instr_prefix,
 832                                           dcl_mask);
 833                         } else if (dcl_nr == 10) {
 834                                 instr_out(data, hw_offset, i++,
 835                                           "%s: DCL FOG%s\n", instr_prefix,
 836                                           dcl_mask);
 837                         }
 838                 }
 839                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 840                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 841                 break;
 842         case 3:
 843                 switch ((d0 >> 22) & 0x3) {
 844                 case 0:
 845                         sampletype = "2D";
 846                         break;
 847                 case 1:
 848                         sampletype = "CUBE";
 849                         break;
 850                 case 2:
 851                         sampletype = "3D";
 852                         break;
 853                 default:
 854                         sampletype = "RESERVED";
 855                         break;
 856                 }
 857                 if (dcl_nr > 15)
 858                         fprintf(out, "bad S%d dcl register number\n", dcl_nr);
 859                 instr_out(data, hw_offset, i++, "%s: DCL S%d %s\n",
 860                           instr_prefix, dcl_nr, sampletype);
 861                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 862                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 863                 break;
 864         default:
 865                 instr_out(data, hw_offset, i++, "%s: DCL RESERVED%d\n",
 866                           instr_prefix, dcl_nr);
 867                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 868                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 869         }
 870 }
 871
 872 static void
 873 i915_decode_instruction(uint32_t *data, uint32_t hw_offset,
 874                         int i, char *instr_prefix)
 875 {
 876         switch ((data[i] >> 24) & 0x1f) {
 877         case 0x0:
 878                 instr_out(data, hw_offset, i++, "%s: NOP\n", instr_prefix);
 879                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 880                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 881                 break;
 882         case 0x01:
 883                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "ADD");
 884                 break;
 885         case 0x02:
 886                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOV");
 887                 break;
 888         case 0x03:
 889                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MUL");
 890                 break;
 891         case 0x04:
 892                 i915_decode_alu3(data, hw_offset, i, instr_prefix, "MAD");
 893                 break;
 894         case 0x05:
 895                 i915_decode_alu3(data, hw_offset, i, instr_prefix, "DP2ADD");
 896                 break;
 897         case 0x06:
 898                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP3");
 899                 break;
 900         case 0x07:
 901                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP4");
 902                 break;
 903         case 0x08:
 904                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "FRC");
 905                 break;
 906         case 0x09:
 907                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "RCP");
 908                 break;
 909         case 0x0a:
 910                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "RSQ");
 911                 break;
 912         case 0x0b:
 913                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "EXP");
 914                 break;
 915         case 0x0c:
 916                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "LOG");
 917                 break;
 918         case 0x0d:
 919                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "CMP");
 920                 break;
 921         case 0x0e:
 922                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MIN");
 923                 break;
 924         case 0x0f:
 925                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MAX");
 926                 break;
 927         case 0x10:
 928                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "FLR");
 929                 break;
 930         case 0x11:
 931                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOD");
 932                 break;
 933         case 0x12:
 934                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "TRC");
 935                 break;
 936         case 0x13:
 937                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "SGE");
 938                 break;
 939         case 0x14:
 940                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "SLT");
 941                 break;
 942         case 0x15:
 943                 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLD");
 944                 break;
 945         case 0x16:
 946                 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDP");
 947                 break;
 948         case 0x17:
 949                 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDB");
 950                 break;
 951         case 0x19:
 952                 i915_decode_dcl(data, hw_offset, i, instr_prefix);
 953                 break;
 954         default:
 955                 instr_out(data, hw_offset, i++, "%s: unknown\n", instr_prefix);
 956                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 957                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 958                 break;
 959         }
 960 }
 961
 962 static char *decode_compare_func(uint32_t op)
 963 {
 964         switch (op & 0x7) {
 965         case 0:
 966                 return "always";
 967         case 1:
 968                 return "never";
 969         case 2:
 970                 return "less";
 971         case 3:
 972                 return "equal";
 973         case 4:
 974                 return "lequal";
 975         case 5:
 976                 return "greater";
 977         case 6:
 978                 return "notequal";
 979         case 7:
 980                 return "gequal";
 981         }
 982         return "";
 983 }
 984
 985 static char *decode_stencil_op(uint32_t op)
 986 {
 987         switch (op & 0x7) {
 988         case 0:
 989                 return "keep";
 990         case 1:
 991                 return "zero";
 992         case 2:
 993                 return "replace";
 994         case 3:
 995                 return "incr_sat";
 996         case 4:
 997                 return "decr_sat";
 998         case 5:
 999                 return "greater";
1000         case 6:
1001                 return "incr";
1002         case 7:
1003                 return "decr";
1004         }
1005         return "";
1006 }
1007
1008 static char *decode_logic_op(uint32_t op)
1009 {
1010         switch (op & 0xf) {
1011         case 0:
1012                 return "clear";
1013         case 1:
1014                 return "nor";
1015         case 2:
1016                 return "and_inv";
1017         case 3:
1018                 return "copy_inv";
1019         case 4:
1020                 return "and_rvrse";
1021         case 5:
1022                 return "inv";
1023         case 6:
1024                 return "xor";
1025         case 7:
1026                 return "nand";
1027         case 8:
1028                 return "and";
1029         case 9:
1030                 return "equiv";
1031         case 10:
1032                 return "noop";
1033         case 11:
1034                 return "or_inv";
1035         case 12:
1036                 return "copy";
1037         case 13:
1038                 return "or_rvrse";
1039         case 14:
1040                 return "or";
1041         case 15:
1042                 return "set";
1043         }
1044         return "";
1045 }
1046
1047 static char *decode_blend_fact(uint32_t op)
1048 {
1049         switch (op & 0xf) {
1050         case 1:
1051                 return "zero";
1052         case 2:
1053                 return "one";
1054         case 3:
1055                 return "src_colr";
1056         case 4:
1057                 return "inv_src_colr";
1058         case 5:
1059                 return "src_alpha";
1060         case 6:
1061                 return "inv_src_alpha";
1062         case 7:
1063                 return "dst_alpha";
1064         case 8:
1065                 return "inv_dst_alpha";
1066         case 9:
1067                 return "dst_colr";
1068         case 10:
1069                 return "inv_dst_colr";
1070         case 11:
1071                 return "src_alpha_sat";
1072         case 12:
1073                 return "cnst_colr";
1074         case 13:
1075                 return "inv_cnst_colr";
1076         case 14:
1077                 return "cnst_alpha";
1078         case 15:
1079                 return "inv_const_alpha";
1080         }
1081         return "";
1082 }
1083
1084 static char *decode_tex_coord_mode(uint32_t mode)
1085 {
1086         switch (mode & 0x7) {
1087         case 0:
1088                 return "wrap";
1089         case 1:
1090                 return "mirror";
1091         case 2:
1092                 return "clamp_edge";
1093         case 3:
1094                 return "cube";
1095         case 4:
1096                 return "clamp_border";
1097         case 5:
1098                 return "mirror_once";
1099         }
1100         return "";
1101 }
1102
1103 static char *decode_sample_filter(uint32_t mode)
1104 {
1105         switch (mode & 0x7) {
1106         case 0:
1107                 return "nearest";
1108         case 1:
1109                 return "linear";
1110         case 2:
1111                 return "anisotropic";
1112         case 3:
1113                 return "4x4_1";
1114         case 4:
1115                 return "4x4_2";
1116         case 5:
1117                 return "4x4_flat";
1118         case 6:
1119                 return "6x5_mono";
1120         }
1121         return "";
1122 }
1123
1124 static int
1125 decode_3d_1d(uint32_t *data, int count,
1126              uint32_t hw_offset, uint32_t devid, int *failures)
1127 {
1128         unsigned int len, i, c, idx, word, map, sampler, instr;
1129         char *format, *zformat, *type;
1130         uint32_t opcode;
1131
1132         struct {
1133                 uint32_t opcode;
1134                 int i830_only;
1135                 int min_len;
1136                 int max_len;
1137                 char *name;
1138         } opcodes_3d_1d[] = {
1139                 { 0x86, 0, 4, 4, "3DSTATE_CHROMA_KEY" },
1140                 { 0x88, 0, 2, 2, "3DSTATE_CONSTANT_BLEND_COLOR" },
1141                 { 0x99, 0, 2, 2, "3DSTATE_DEFAULT_DIFFUSE" },
1142                 { 0x9a, 0, 2, 2, "3DSTATE_DEFAULT_SPECULAR" },
1143                 { 0x98, 0, 2, 2, "3DSTATE_DEFAULT_Z" },
1144                 { 0x97, 0, 2, 2, "3DSTATE_DEPTH_OFFSET_SCALE" },
1145                 { 0x9d, 0, 65, 65, "3DSTATE_FILTER_COEFFICIENTS_4X4" },
1146                 { 0x9e, 0, 4, 4, "3DSTATE_MONO_FILTER" },
1147                 { 0x89, 0, 4, 4, "3DSTATE_FOG_MODE" },
1148                 { 0x8f, 0, 2, 16, "3DSTATE_MAP_PALLETE_LOAD_32" },
1149                 { 0x83, 0, 2, 2, "3DSTATE_SPAN_STIPPLE" },
1150                 { 0x8c, 1, 2, 2, "3DSTATE_MAP_COORD_TRANSFORM_I830" },
1151                 { 0x8b, 1, 2, 2, "3DSTATE_MAP_VERTEX_TRANSFORM_I830" },
1152                 { 0x8d, 1, 3, 3, "3DSTATE_W_STATE_I830" },
1153                 { 0x01, 1, 2, 2, "3DSTATE_COLOR_FACTOR_I830" },
1154                 { 0x02, 1, 2, 2, "3DSTATE_MAP_COORD_SETBIND_I830"},
1155         }, *opcode_3d_1d;
1156
1157         opcode = (data[0] & 0x00ff0000) >> 16;
1158
1159         switch (opcode) {
1160         case 0x07:
1161                 /* This instruction is unusual.  A 0 length means just
1162                  * 1 DWORD instead of 2.  The 0 length is specified in
1163                  * one place to be unsupported, but stated to be
1164                  * required in another, and 0 length LOAD_INDIRECTs
1165                  * appear to cause no harm at least.
1166                  */
1167                 instr_out(data, hw_offset, 0, "3DSTATE_LOAD_INDIRECT\n");
1168                 len = (data[0] & 0x000000ff) + 1;
1169                 i = 1;
1170                 if (data[0] & (0x01 << 8)) {
1171                         if (i + 2 >= count)
1172                                 BUFFER_FAIL(count, len,
1173                                             "3DSTATE_LOAD_INDIRECT");
1174                         instr_out(data, hw_offset, i++, "SIS.0\n");
1175                         instr_out(data, hw_offset, i++, "SIS.1\n");
1176                 }
1177                 if (data[0] & (0x02 << 8)) {
1178                         if (i + 1 >= count)
1179                                 BUFFER_FAIL(count, len,
1180                                             "3DSTATE_LOAD_INDIRECT");
1181                         instr_out(data, hw_offset, i++, "DIS.0\n");
1182                 }
1183                 if (data[0] & (0x04 << 8)) {
1184                         if (i + 2 >= count)
1185                                 BUFFER_FAIL(count, len,
1186                                             "3DSTATE_LOAD_INDIRECT");
1187                         instr_out(data, hw_offset, i++, "SSB.0\n");
1188                         instr_out(data, hw_offset, i++, "SSB.1\n");
1189                 }
1190                 if (data[0] & (0x08 << 8)) {
1191                         if (i + 2 >= count)
1192                                 BUFFER_FAIL(count, len,
1193                                             "3DSTATE_LOAD_INDIRECT");
1194                         instr_out(data, hw_offset, i++, "MSB.0\n");
1195                         instr_out(data, hw_offset, i++, "MSB.1\n");
1196                 }
1197                 if (data[0] & (0x10 << 8)) {
1198                         if (i + 2 >= count)
1199                                 BUFFER_FAIL(count, len,
1200                                             "3DSTATE_LOAD_INDIRECT");
1201                         instr_out(data, hw_offset, i++, "PSP.0\n");
1202                         instr_out(data, hw_offset, i++, "PSP.1\n");
1203                 }
1204                 if (data[0] & (0x20 << 8)) {
1205                         if (i + 2 >= count)
1206                                 BUFFER_FAIL(count, len,
1207                                             "3DSTATE_LOAD_INDIRECT");
1208                         instr_out(data, hw_offset, i++, "PSC.0\n");
1209                         instr_out(data, hw_offset, i++, "PSC.1\n");
1210                 }
1211                 if (len != i) {
1212                         fprintf(out, "Bad count in 3DSTATE_LOAD_INDIRECT\n");
1213                         (*failures)++;
1214                         return len;
1215                 }
1216                 return len;
1217         case 0x04:
1218                 instr_out(data, hw_offset, 0,
1219                           "3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
1220                 len = (data[0] & 0x0000000f) + 2;
1221                 i = 1;
1222                 for (word = 0; word <= 8; word++) {
1223                         if (data[0] & (1 << (4 + word))) {
1224                                 if (i >= count)
1225                                         BUFFER_FAIL(count, len,
1226                                                     "3DSTATE_LOAD_STATE_IMMEDIATE_1");
1227
1228                                 /* save vertex state for decode */
1229                                 if (!IS_GEN2(devid)) {
1230                                         if (word == 2) {
1231                                                 saved_s2_set = 1;
1232                                                 saved_s2 = data[i];
1233                                         }
1234                                         if (word == 4) {
1235                                                 saved_s4_set = 1;
1236                                                 saved_s4 = data[i];
1237                                         }
1238
1239                                         switch (word) {
1240                                         case 0:
1241                                                 instr_out(data, hw_offset, i,
1242                                                           "S0: vbo offset: 0x%08x%s\n",
1243                                                           data[i] & (~1),
1244                                                           data[i] & 1 ?
1245                                                           ", auto cache invalidate disabled"
1246                                                           : "");
1247                                                 break;
1248                                         case 1:
1249                                                 instr_out(data, hw_offset, i,
1250                                                           "S1: vertex width: %i, vertex pitch: %i\n",
1251                                                           (data[i] >> 24) &
1252                                                           0x3f,
1253                                                           (data[i] >> 16) &
1254                                                           0x3f);
1255                                                 break;
1256                                         case 2:
1257                                                 instr_out(data, hw_offset, i,
1258                                                           "S2: texcoord formats: ");
1259                                                 for (int tex_num = 0;
1260                                                      tex_num < 8; tex_num++) {
1261                                                         switch ((data[i] >>
1262                                                                  tex_num *
1263                                                                  4) & 0xf) {
1264                                                         case 0:
1265                                                                 fprintf(out,
1266                                                                         "%i=2D ",
1267                                                                         tex_num);
1268                                                                 break;
1269                                                         case 1:
1270                                                                 fprintf(out,
1271                                                                         "%i=3D ",
1272                                                                         tex_num);
1273                                                                 break;
1274                                                         case 2:
1275                                                                 fprintf(out,
1276                                                                         "%i=4D ",
1277                                                                         tex_num);
1278                                                                 break;
1279                                                         case 3:
1280                                                                 fprintf(out,
1281                                                                         "%i=1D ",
1282                                                                         tex_num);
1283                                                                 break;
1284                                                         case 4:
1285                                                                 fprintf(out,
1286                                                                         "%i=2D_16 ",
1287                                                                         tex_num);
1288                                                                 break;
1289                                                         case 5:
1290                                                                 fprintf(out,
1291                                                                         "%i=4D_16 ",
1292                                                                         tex_num);
1293                                                                 break;
1294                                                         case 0xf:
1295                                                                 fprintf(out,
1296                                                                         "%i=NP ",
1297                                                                         tex_num);
1298                                                                 break;
1299                                                         }
1300                                                 }
1301                                                 fprintf(out, "\n");
1302
1303                                                 break;
1304                                         case 3:
1305                                                 instr_out(data, hw_offset, i,
1306                                                           "S3: not documented\n",
1307                                                           word);
1308                                                 break;
1309                                         case 4:
1310                                                 {
1311                                                         char *cullmode = "";
1312                                                         char *vfmt_xyzw = "";
1313                                                         switch ((data[i] >> 13)
1314                                                                 & 0x3) {
1315                                                         case 0:
1316                                                                 cullmode =
1317                                                                     "both";
1318                                                                 break;
1319                                                         case 1:
1320                                                                 cullmode =
1321                                                                     "none";
1322                                                                 break;
1323                                                         case 2:
1324                                                                 cullmode = "cw";
1325                                                                 break;
1326                                                         case 3:
1327                                                                 cullmode =
1328                                                                     "ccw";
1329                                                                 break;
1330                                                         }
1331                                                         switch (data[i] &
1332                                                                 (7 << 6 | 1 <<
1333                                                                  2)) {
1334                                                         case 1 << 6:
1335                                                                 vfmt_xyzw =
1336                                                                     "XYZ,";
1337                                                                 break;
1338                                                         case 2 << 6:
1339                                                                 vfmt_xyzw =
1340                                                                     "XYZW,";
1341                                                                 break;
1342                                                         case 3 << 6:
1343                                                                 vfmt_xyzw =
1344                                                                     "XY,";
1345                                                                 break;
1346                                                         case 4 << 6:
1347                                                                 vfmt_xyzw =
1348                                                                     "XYW,";
1349                                                                 break;
1350                                                         case 1 << 6 | 1 << 2:
1351                                                                 vfmt_xyzw =
1352                                                                     "XYZF,";
1353                                                                 break;
1354                                                         case 2 << 6 | 1 << 2:
1355                                                                 vfmt_xyzw =
1356                                                                     "XYZWF,";
1357                                                                 break;
1358                                                         case 3 << 6 | 1 << 2:
1359                                                                 vfmt_xyzw =
1360                                                                     "XYF,";
1361                                                                 break;
1362                                                         case 4 << 6 | 1 << 2:
1363                                                                 vfmt_xyzw =
1364                                                                     "XYWF,";
1365                                                                 break;
1366                                                         }
1367                                                         instr_out(data,
1368                                                                   hw_offset, i,
1369                                                                   "S4: point_width=%i, line_width=%.1f,"
1370                                                                   "%s%s%s%s%s cullmode=%s, vfmt=%s%s%s%s%s%s "
1371                                                                   "%s%s\n",
1372                                                                   (data[i] >>
1373                                                                    23) & 0x1ff,
1374                                                                   ((data[i] >>
1375                                                                     19) & 0xf) /
1376                                                                   2.0,
1377                                                                   data[i] & (0xf
1378                                                                              <<
1379                                                                              15)
1380                                                                   ?
1381                                                                   " flatshade="
1382                                                                   : "",
1383                                                                   data[i] & (1
1384                                                                              <<
1385                                                                              18)
1386                                                                   ? "Alpha," :
1387                                                                   "",
1388                                                                   data[i] & (1
1389                                                                              <<
1390                                                                              17)
1391                                                                   ? "Fog," : "",
1392                                                                   data[i] & (1
1393                                                                              <<
1394                                                                              16)
1395                                                                   ? "Specular,"
1396                                                                   : "",
1397                                                                   data[i] & (1
1398                                                                              <<
1399                                                                              15)
1400                                                                   ? "Color," :
1401                                                                   "", cullmode,
1402                                                                   data[i] & (1
1403                                                                              <<
1404                                                                              12)
1405                                                                   ?
1406                                                                   "PointWidth,"
1407                                                                   : "",
1408                                                                   data[i] & (1
1409                                                                              <<
1410                                                                              11)
1411                                                                   ? "SpecFog," :
1412                                                                   "",
1413                                                                   data[i] & (1
1414                                                                              <<
1415                                                                              10)
1416                                                                   ? "Color," :
1417                                                                   "",
1418                                                                   data[i] & (1
1419                                                                              <<
1420                                                                              9)
1421                                                                   ? "DepthOfs,"
1422                                                                   : "",
1423                                                                   vfmt_xyzw,
1424                                                                   data[i] & (1
1425                                                                              <<
1426                                                                              9)
1427                                                                   ? "FogParam,"
1428                                                                   : "",
1429                                                                   data[i] & (1
1430                                                                              <<
1431                                                                              5)
1432                                                                   ?
1433                                                                   "force default diffuse, "
1434                                                                   : "",
1435                                                                   data[i] & (1
1436                                                                              <<
1437                                                                              4)
1438                                                                   ?
1439                                                                   "force default specular, "
1440                                                                   : "",
1441                                                                   data[i] & (1
1442                                                                              <<
1443                                                                              3)
1444                                                                   ?
1445                                                                   "local depth ofs enable, "
1446                                                                   : "",
1447                                                                   data[i] & (1
1448                                                                              <<
1449                                                                              1)
1450                                                                   ?
1451                                                                   "point sprite enable, "
1452                                                                   : "",
1453                                                                   data[i] & (1
1454                                                                              <<
1455                                                                              0)
1456                                                                   ?
1457                                                                   "line AA enable, "
1458                                                                   : "");
1459                                                         break;
1460                                                 }
1461                                         case 5:
1462                                                 {
1463                                                         instr_out(data,
1464                                                                   hw_offset, i,
1465                                                                   "S5:%s%s%s%s%s"
1466                                                                   "%s%s%s%s stencil_ref=0x%x, stencil_test=%s, "
1467                                                                   "stencil_fail=%s, stencil_pass_z_fail=%s, "
1468                                                                   "stencil_pass_z_pass=%s, %s%s%s%s\n",
1469                                                                   data[i] & (0xf
1470                                                                              <<
1471                                                                              28)
1472                                                                   ?
1473                                                                   " write_disable="
1474                                                                   : "",
1475                                                                   data[i] & (1
1476                                                                              <<
1477                                                                              31)
1478                                                                   ? "Alpha," :
1479                                                                   "",
1480                                                                   data[i] & (1
1481                                                                              <<
1482                                                                              30)
1483                                                                   ? "Red," : "",
1484                                                                   data[i] & (1
1485                                                                              <<
1486                                                                              29)
1487                                                                   ? "Green," :
1488                                                                   "",
1489                                                                   data[i] & (1
1490                                                                              <<
1491                                                                              28)
1492                                                                   ? "Blue," :
1493                                                                   "",
1494                                                                   data[i] & (1
1495                                                                              <<
1496                                                                              27)
1497                                                                   ?
1498                                                                   " force default point size,"
1499                                                                   : "",
1500                                                                   data[i] & (1
1501                                                                              <<
1502                                                                              26)
1503                                                                   ?
1504                                                                   " last pixel enable,"
1505                                                                   : "",
1506                                                                   data[i] & (1
1507                                                                              <<
1508                                                                              25)
1509                                                                   ?
1510                                                                   " global depth ofs enable,"
1511                                                                   : "",
1512                                                                   data[i] & (1
1513                                                                              <<
1514                                                                              24)
1515                                                                   ?
1516                                                                   " fog enable,"
1517                                                                   : "",
1518                                                                   (data[i] >>
1519                                                                    16) & 0xff,
1520                                                                   decode_compare_func
1521                                                                   (data[i] >>
1522                                                                    13),
1523                                                                   decode_stencil_op
1524                                                                   (data[i] >>
1525                                                                    10),
1526                                                                   decode_stencil_op
1527                                                                   (data[i] >>
1528                                                                    7),
1529                                                                   decode_stencil_op
1530                                                                   (data[i] >>
1531                                                                    4),
1532                                                                   data[i] & (1
1533                                                                              <<
1534                                                                              3)
1535                                                                   ?
1536                                                                   "stencil write enable, "
1537                                                                   : "",
1538                                                                   data[i] & (1
1539                                                                              <<
1540                                                                              2)
1541                                                                   ?
1542                                                                   "stencil test enable, "
1543                                                                   : "",
1544                                                                   data[i] & (1
1545                                                                              <<
1546                                                                              1)
1547                                                                   ?
1548                                                                   "color dither enable, "
1549                                                                   : "",
1550                                                                   data[i] & (1
1551                                                                              <<
1552                                                                              0)
1553                                                                   ?
1554                                                                   "logicop enable, "
1555                                                                   : "");
1556                                                 }
1557                                                 break;
1558                                         case 6:
1559                                                 instr_out(data, hw_offset, i,
1560                                                           "S6: %salpha_test=%s, alpha_ref=0x%x, "
1561                                                           "depth_test=%s, %ssrc_blnd_fct=%s, dst_blnd_fct=%s, "
1562                                                           "%s%stristrip_provoking_vertex=%i\n",
1563                                                           data[i] & (1 << 31) ?
1564                                                           "alpha test enable, "
1565                                                           : "",
1566                                                           decode_compare_func
1567                                                           (data[i] >> 28),
1568                                                           data[i] & (0xff <<
1569                                                                      20),
1570                                                           decode_compare_func
1571                                                           (data[i] >> 16),
1572                                                           data[i] & (1 << 15) ?
1573                                                           "cbuf blend enable, "
1574                                                           : "",
1575                                                           decode_blend_fact(data
1576                                                                             [i]
1577                                                                             >>
1578                                                                             8),
1579                                                           decode_blend_fact(data
1580                                                                             [i]
1581                                                                             >>
1582                                                                             4),
1583                                                           data[i] & (1 << 3) ?
1584                                                           "depth write enable, "
1585                                                           : "",
1586                                                           data[i] & (1 << 2) ?
1587                                                           "cbuf write enable, "
1588                                                           : "",
1589                                                           data[i] & (0x3));
1590                                                 break;
1591                                         case 7:
1592                                                 instr_out(data, hw_offset, i,
1593                                                           "S7: depth offset constant: 0x%08x\n",
1594                                                           data[i]);
1595                                                 break;
1596                                         }
1597                                 } else {
1598                                         instr_out(data, hw_offset, i,
1599                                                   "S%d: 0x%08x\n", i, data[i]);
1600                                 }
1601                                 i++;
1602                         }
1603                 }
1604                 if (len != i) {
1605                         fprintf(out,
1606                                 "Bad count in 3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
1607                         (*failures)++;
1608                 }
1609                 return len;
1610         case 0x03:
1611                 instr_out(data, hw_offset, 0,
1612                           "3DSTATE_LOAD_STATE_IMMEDIATE_2\n");
1613                 len = (data[0] & 0x0000000f) + 2;
1614                 i = 1;
1615                 for (word = 6; word <= 14; word++) {
1616                         if (data[0] & (1 << word)) {
1617                                 if (i >= count)
1618                                         BUFFER_FAIL(count, len,
1619                                                     "3DSTATE_LOAD_STATE_IMMEDIATE_2");
1620
1621                                 if (word == 6)
1622                                         instr_out(data, hw_offset, i++,
1623                                                   "TBCF\n");
1624                                 else if (word >= 7 && word <= 10) {
1625                                         instr_out(data, hw_offset, i++,
1626                                                   "TB%dC\n", word - 7);
1627                                         instr_out(data, hw_offset, i++,
1628                                                   "TB%dA\n", word - 7);
1629                                 } else if (word >= 11 && word <= 14) {
1630                                         instr_out(data, hw_offset, i,
1631                                                   "TM%dS0: offset=0x%08x, %s\n",
1632                                                   word - 11,
1633                                                   data[i] & 0xfffffffe,
1634                                                   data[i] & 1 ? "use fence" :
1635                                                   "");
1636                                         i++;
1637                                         instr_out(data, hw_offset, i,
1638                                                   "TM%dS1: height=%i, width=%i, %s\n",
1639                                                   word - 11, data[i] >> 21,
1640                                                   (data[i] >> 10) & 0x3ff,
1641                                                   data[i] & 2 ? (data[i] & 1 ?
1642                                                                  "y-tiled" :
1643                                                                  "x-tiled") :
1644                                                   "");
1645                                         i++;
1646                                         instr_out(data, hw_offset, i,
1647                                                   "TM%dS2: pitch=%i, \n",
1648                                                   word - 11,
1649                                                   ((data[i] >> 21) + 1) * 4);
1650                                         i++;
1651                                         instr_out(data, hw_offset, i++,
1652                                                   "TM%dS3\n", word - 11);
1653                                         instr_out(data, hw_offset, i++,
1654                                                   "TM%dS4: dflt color\n",
1655                                                   word - 11);
1656                                 }
1657                         }
1658                 }
1659                 if (len != i) {
1660                         fprintf(out,
1661                                 "Bad count in 3DSTATE_LOAD_STATE_IMMEDIATE_2\n");
1662                         (*failures)++;
1663                 }
1664                 return len;
1665         case 0x00:
1666                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_STATE\n");
1667                 len = (data[0] & 0x0000003f) + 2;
1668                 instr_out(data, hw_offset, 1, "mask\n");
1669
1670                 i = 2;
1671                 for (map = 0; map <= 15; map++) {
1672                         if (data[1] & (1 << map)) {
1673                                 int width, height, pitch, dword;
1674                                 const char *tiling;
1675
1676                                 if (i + 3 >= count)
1677                                         BUFFER_FAIL(count, len,
1678                                                     "3DSTATE_MAP_STATE");
1679
1680                                 dword = data[i];
1681                                 instr_out(data, hw_offset, i++,
1682                                           "map %d MS2 %s%s%s\n", map,
1683                                           dword & (1 << 31) ?
1684                                           "untrusted surface, " : "",
1685                                           dword & (1 << 1) ?
1686                                           "vertical line stride enable, " : "",
1687                                           dword & (1 << 0) ?
1688                                           "vertical ofs enable, " : "");
1689
1690                                 dword = data[i];
1691                                 width = ((dword >> 10) & ((1 << 11) - 1)) + 1;
1692                                 height = ((dword >> 21) & ((1 << 11) - 1)) + 1;
1693
1694                                 tiling = "none";
1695                                 if (dword & (1 << 2))
1696                                         tiling = "fenced";
1697                                 else if (dword & (1 << 1))
1698                                         tiling = dword & (1 << 0) ? "Y" : "X";
1699                                 type = " BAD";
1700                                 format = "BAD";
1701                                 switch ((dword >> 7) & 0x7) {
1702                                 case 1:
1703                                         type = "8b";
1704                                         switch ((dword >> 3) & 0xf) {
1705                                         case 0:
1706                                                 format = "I";
1707                                                 break;
1708                                         case 1:
1709                                                 format = "L";
1710                                                 break;
1711                                         case 4:
1712                                                 format = "A";
1713                                                 break;
1714                                         case 5:
1715                                                 format = " mono";
1716                                                 break;
1717                                         }
1718                                         break;
1719                                 case 2:
1720                                         type = "16b";
1721                                         switch ((dword >> 3) & 0xf) {
1722                                         case 0:
1723                                                 format = " rgb565";
1724                                                 break;
1725                                         case 1:
1726                                                 format = " argb1555";
1727                                                 break;
1728                                         case 2:
1729                                                 format = " argb4444";
1730                                                 break;
1731                                         case 5:
1732                                                 format = " ay88";
1733                                                 break;
1734                                         case 6:
1735                                                 format = " bump655";
1736                                                 break;
1737                                         case 7:
1738                                                 format = "I";
1739                                                 break;
1740                                         case 8:
1741                                                 format = "L";
1742                                                 break;
1743                                         case 9:
1744                                                 format = "A";
1745                                                 break;
1746                                         }
1747                                         break;
1748                                 case 3:
1749                                         type = "32b";
1750                                         switch ((dword >> 3) & 0xf) {
1751                                         case 0:
1752                                                 format = " argb8888";
1753                                                 break;
1754                                         case 1:
1755                                                 format = " abgr8888";
1756                                                 break;
1757                                         case 2:
1758                                                 format = " xrgb8888";
1759                                                 break;
1760                                         case 3:
1761                                                 format = " xbgr8888";
1762                                                 break;
1763                                         case 4:
1764                                                 format = " qwvu8888";
1765                                                 break;
1766                                         case 5:
1767                                                 format = " axvu8888";
1768                                                 break;
1769                                         case 6:
1770                                                 format = " lxvu8888";
1771                                                 break;
1772                                         case 7:
1773                                                 format = " xlvu8888";
1774                                                 break;
1775                                         case 8:
1776                                                 format = " argb2101010";
1777                                                 break;
1778                                         case 9:
1779                                                 format = " abgr2101010";
1780                                                 break;
1781                                         case 10:
1782                                                 format = " awvu2101010";
1783                                                 break;
1784                                         case 11:
1785                                                 format = " gr1616";
1786                                                 break;
1787                                         case 12:
1788                                                 format = " vu1616";
1789                                                 break;
1790                                         case 13:
1791                                                 format = " xI824";
1792                                                 break;
1793                                         case 14:
1794                                                 format = " xA824";
1795                                                 break;
1796                                         case 15:
1797                                                 format = " xL824";
1798                                                 break;
1799                                         }
1800                                         break;
1801                                 case 5:
1802                                         type = "422";
1803                                         switch ((dword >> 3) & 0xf) {
1804                                         case 0:
1805                                                 format = " yuv_swapy";
1806                                                 break;
1807                                         case 1:
1808                                                 format = " yuv";
1809                                                 break;
1810                                         case 2:
1811                                                 format = " yuv_swapuv";
1812                                                 break;
1813                                         case 3:
1814                                                 format = " yuv_swapuvy";
1815                                                 break;
1816                                         }
1817                                         break;
1818                                 case 6:
1819                                         type = "compressed";
1820                                         switch ((dword >> 3) & 0x7) {
1821                                         case 0:
1822                                                 format = " dxt1";
1823                                                 break;
1824                                         case 1:
1825                                                 format = " dxt2_3";
1826                                                 break;
1827                                         case 2:
1828                                                 format = " dxt4_5";
1829                                                 break;
1830                                         case 3:
1831                                                 format = " fxt1";
1832                                                 break;
1833                                         case 4:
1834                                                 format = " dxt1_rb";
1835                                                 break;
1836                                         }
1837                                         break;
1838                                 case 7:
1839                                         type = "4b indexed";
1840                                         switch ((dword >> 3) & 0xf) {
1841                                         case 7:
1842                                                 format = " argb8888";
1843                                                 break;
1844                                         }
1845                                         break;
1846                                 }
1847                                 dword = data[i];
1848                                 instr_out(data, hw_offset, i++,
1849                                           "map %d MS3 [width=%d, height=%d, format=%s%s, tiling=%s%s]\n",
1850                                           map, width, height, type, format,
1851                                           tiling,
1852                                           dword & (1 << 9) ? " palette select" :
1853                                           "");
1854
1855                                 dword = data[i];
1856                                 pitch =
1857                                     4 * (((dword >> 21) & ((1 << 11) - 1)) + 1);
1858                                 instr_out(data, hw_offset, i++,
1859                                           "map %d MS4 [pitch=%d, max_lod=%i, vol_depth=%i, cube_face_ena=%x, %s]\n",
1860                                           map, pitch, (dword >> 9) & 0x3f,
1861                                           dword & 0xff, (dword >> 15) & 0x3f,
1862                                           dword & (1 << 8) ? "miplayout legacy"
1863                                           : "miplayout right");
1864                         }
1865                 }
1866                 if (len != i) {
1867                         fprintf(out, "Bad count in 3DSTATE_MAP_STATE\n");
1868                         (*failures)++;
1869                         return len;
1870                 }
1871                 return len;
1872         case 0x06:
1873                 instr_out(data, hw_offset, 0,
1874                           "3DSTATE_PIXEL_SHADER_CONSTANTS\n");
1875                 len = (data[0] & 0x000000ff) + 2;
1876
1877                 i = 2;
1878                 for (c = 0; c <= 31; c++) {
1879                         if (data[1] & (1 << c)) {
1880                                 if (i + 4 >= count)
1881                                         BUFFER_FAIL(count, len,
1882                                                     "3DSTATE_PIXEL_SHADER_CONSTANTS");
1883                                 instr_out(data, hw_offset, i, "C%d.X = %f\n", c,
1884                                           int_as_float(data[i]));
1885                                 i++;
1886                                 instr_out(data, hw_offset, i, "C%d.Y = %f\n",
1887                                           c, int_as_float(data[i]));
1888                                 i++;
1889                                 instr_out(data, hw_offset, i, "C%d.Z = %f\n",
1890                                           c, int_as_float(data[i]));
1891                                 i++;
1892                                 instr_out(data, hw_offset, i, "C%d.W = %f\n",
1893                                           c, int_as_float(data[i]));
1894                                 i++;
1895                         }
1896                 }
1897                 if (len != i) {
1898                         fprintf(out,
1899                                 "Bad count in 3DSTATE_PIXEL_SHADER_CONSTANTS\n");
1900                         (*failures)++;
1901                 }
1902                 return len;
1903         case 0x05:
1904                 instr_out(data, hw_offset, 0, "3DSTATE_PIXEL_SHADER_PROGRAM\n");
1905                 len = (data[0] & 0x000000ff) + 2;
1906                 if ((len - 1) % 3 != 0 || len > 370) {
1907                         fprintf(out,
1908                                 "Bad count in 3DSTATE_PIXEL_SHADER_PROGRAM\n");
1909                         (*failures)++;
1910                 }
1911                 i = 1;
1912                 for (instr = 0; instr < (len - 1) / 3; instr++) {
1913                         char instr_prefix[10];
1914
1915                         if (i + 3 >= count)
1916                                 BUFFER_FAIL(count, len,
1917                                             "3DSTATE_PIXEL_SHADER_PROGRAM");
1918                         sprintf(instr_prefix, "PS%03d", instr);
1919                         i915_decode_instruction(data, hw_offset, i,
1920                                                 instr_prefix);
1921                         i += 3;
1922                 }
1923                 return len;
1924         case 0x01:
1925                 if (IS_GEN2(devid))
1926                         break;
1927                 instr_out(data, hw_offset, 0, "3DSTATE_SAMPLER_STATE\n");
1928                 instr_out(data, hw_offset, 1, "mask\n");
1929                 len = (data[0] & 0x0000003f) + 2;
1930                 i = 2;
1931                 for (sampler = 0; sampler <= 15; sampler++) {
1932                         if (data[1] & (1 << sampler)) {
1933                                 uint32_t dword;
1934                                 char *mip_filter = "";
1935                                 if (i + 3 >= count)
1936                                         BUFFER_FAIL(count, len,
1937                                                     "3DSTATE_SAMPLER_STATE");
1938                                 dword = data[i];
1939                                 switch ((dword >> 20) & 0x3) {
1940                                 case 0:
1941                                         mip_filter = "none";
1942                                         break;
1943                                 case 1:
1944                                         mip_filter = "nearest";
1945                                         break;
1946                                 case 3:
1947                                         mip_filter = "linear";
1948                                         break;
1949                                 }
1950                                 instr_out(data, hw_offset, i++,
1951                                           "sampler %d SS2:%s%s%s "
1952                                           "base_mip_level=%i, mip_filter=%s, mag_filter=%s, min_filter=%s "
1953                                           "lod_bias=%.2f,%s max_aniso=%i, shadow_func=%s\n",
1954                                           sampler,
1955                                           dword & (1 << 31) ? " reverse gamma,"
1956                                           : "",
1957                                           dword & (1 << 30) ? " packed2planar,"
1958                                           : "",
1959                                           dword & (1 << 29) ?
1960                                           " colorspace conversion," : "",
1961                                           (dword >> 22) & 0x1f, mip_filter,
1962                                           decode_sample_filter(dword >> 17),
1963                                           decode_sample_filter(dword >> 14),
1964                                           ((dword >> 5) & 0x1ff) / (0x10 * 1.0),
1965                                           dword & (1 << 4) ? " shadow," : "",
1966                                           dword & (1 << 3) ? 4 : 2,
1967                                           decode_compare_func(dword));
1968                                 dword = data[i];
1969                                 instr_out(data, hw_offset, i++,
1970                                           "sampler %d SS3: min_lod=%.2f,%s "
1971                                           "tcmode_x=%s, tcmode_y=%s, tcmode_z=%s,%s texmap_idx=%i,%s\n",
1972                                           sampler,
1973                                           ((dword >> 24) & 0xff) / (0x10 * 1.0),
1974                                           dword & (1 << 17) ?
1975                                           " kill pixel enable," : "",
1976                                           decode_tex_coord_mode(dword >> 12),
1977                                           decode_tex_coord_mode(dword >> 9),
1978                                           decode_tex_coord_mode(dword >> 6),
1979                                           dword & (1 << 5) ?
1980                                           " normalized coords," : "",
1981                                           (dword >> 1) & 0xf,
1982                                           dword & (1 << 0) ? " deinterlacer," :
1983                                           "");
1984                                 dword = data[i];
1985                                 instr_out(data, hw_offset, i++,
1986                                           "sampler %d SS4: border color\n",
1987                                           sampler,
1988                                           ((dword >> 24) & 0xff) / (0x10 * 1.0),
1989                                           dword);
1990                         }
1991                 }
1992                 if (len != i) {
1993                         fprintf(out, "Bad count in 3DSTATE_SAMPLER_STATE\n");
1994                         (*failures)++;
1995                 }
1996                 return len;
1997         case 0x85:
1998                 len = (data[0] & 0x0000000f) + 2;
1999
2000                 if (len != 2)
2001                         fprintf(out,
2002                                 "Bad count in 3DSTATE_DEST_BUFFER_VARIABLES\n");
2003                 if (count < 2)
2004                         BUFFER_FAIL(count, len,
2005                                     "3DSTATE_DEST_BUFFER_VARIABLES");
2006
2007                 instr_out(data, hw_offset, 0,
2008                           "3DSTATE_DEST_BUFFER_VARIABLES\n");
2009
2010                 switch ((data[1] >> 8) & 0xf) {
2011                 case 0x0:
2012                         format = "g8";
2013                         break;
2014                 case 0x1:
2015                         format = "x1r5g5b5";
2016                         break;
2017                 case 0x2:
2018                         format = "r5g6b5";
2019                         break;
2020                 case 0x3:
2021                         format = "a8r8g8b8";
2022                         break;
2023                 case 0x4:
2024                         format = "ycrcb_swapy";
2025                         break;
2026                 case 0x5:
2027                         format = "ycrcb_normal";
2028                         break;
2029                 case 0x6:
2030                         format = "ycrcb_swapuv";
2031                         break;
2032                 case 0x7:
2033                         format = "ycrcb_swapuvy";
2034                         break;
2035                 case 0x8:
2036                         format = "a4r4g4b4";
2037                         break;
2038                 case 0x9:
2039                         format = "a1r5g5b5";
2040                         break;
2041                 case 0xa:
2042                         format = "a2r10g10b10";
2043                         break;
2044                 default:
2045                         format = "BAD";
2046                         break;
2047                 }
2048                 switch ((data[1] >> 2) & 0x3) {
2049                 case 0x0:
2050                         zformat = "u16";
2051                         break;
2052                 case 0x1:
2053                         zformat = "f16";
2054                         break;
2055                 case 0x2:
2056                         zformat = "u24x8";
2057                         break;
2058                 default:
2059                         zformat = "BAD";
2060                         break;
2061                 }
2062                 instr_out(data, hw_offset, 1,
2063                           "%s format, %s depth format, early Z %sabled\n",
2064                           format, zformat,
2065                           (data[1] & (1 << 31)) ? "en" : "dis");
2066                 return len;
2067
2068         case 0x8e:
2069                 {
2070                         const char *name, *tiling;
2071
2072                         len = (data[0] & 0x0000000f) + 2;
2073                         if (len != 3)
2074                                 fprintf(out,
2075                                         "Bad count in 3DSTATE_BUFFER_INFO\n");
2076                         if (count < 3)
2077                                 BUFFER_FAIL(count, len, "3DSTATE_BUFFER_INFO");
2078
2079                         switch ((data[1] >> 24) & 0x7) {
2080                         case 0x3:
2081                                 name = "color";
2082                                 break;
2083                         case 0x7:
2084                                 name = "depth";
2085                                 break;
2086                         default:
2087                                 name = "unknown";
2088                                 break;
2089                         }
2090
2091                         tiling = "none";
2092                         if (data[1] & (1 << 23))
2093                                 tiling = "fenced";
2094                         else if (data[1] & (1 << 22))
2095                                 tiling = data[1] & (1 << 21) ? "Y" : "X";
2096
2097                         instr_out(data, hw_offset, 0, "3DSTATE_BUFFER_INFO\n");
2098                         instr_out(data, hw_offset, 1,
2099                                   "%s, tiling = %s, pitch=%d\n", name, tiling,
2100                                   data[1] & 0xffff);
2101
2102                         instr_out(data, hw_offset, 2, "address\n");
2103                         return len;
2104                 }
2105         case 0x81:
2106                 len = (data[0] & 0x0000000f) + 2;
2107
2108                 if (len != 3)
2109                         fprintf(out,
2110                                 "Bad count in 3DSTATE_SCISSOR_RECTANGLE\n");
2111                 if (count < 3)
2112                         BUFFER_FAIL(count, len, "3DSTATE_SCISSOR_RECTANGLE");
2113
2114                 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_RECTANGLE\n");
2115                 instr_out(data, hw_offset, 1, "(%d,%d)\n",
2116                           data[1] & 0xffff, data[1] >> 16);
2117                 instr_out(data, hw_offset, 2, "(%d,%d)\n",
2118                           data[2] & 0xffff, data[2] >> 16);
2119
2120                 return len;
2121         case 0x80:
2122                 len = (data[0] & 0x0000000f) + 2;
2123
2124                 if (len != 5)
2125                         fprintf(out,
2126                                 "Bad count in 3DSTATE_DRAWING_RECTANGLE\n");
2127                 if (count < 5)
2128                         BUFFER_FAIL(count, len, "3DSTATE_DRAWING_RECTANGLE");
2129
2130                 instr_out(data, hw_offset, 0, "3DSTATE_DRAWING_RECTANGLE\n");
2131                 instr_out(data, hw_offset, 1, "%s\n",
2132                           data[1] & (1 << 30) ? "depth ofs disabled " : "");
2133                 instr_out(data, hw_offset, 2, "(%d,%d)\n",
2134                           data[2] & 0xffff, data[2] >> 16);
2135                 instr_out(data, hw_offset, 3, "(%d,%d)\n",
2136                           data[3] & 0xffff, data[3] >> 16);
2137                 instr_out(data, hw_offset, 4, "(%d,%d)\n",
2138                           data[4] & 0xffff, data[4] >> 16);
2139
2140                 return len;
2141         case 0x9c:
2142                 len = (data[0] & 0x0000000f) + 2;
2143
2144                 if (len != 7)
2145                         fprintf(out, "Bad count in 3DSTATE_CLEAR_PARAMETERS\n");
2146                 if (count < 7)
2147                         BUFFER_FAIL(count, len, "3DSTATE_CLEAR_PARAMETERS");
2148
2149                 instr_out(data, hw_offset, 0, "3DSTATE_CLEAR_PARAMETERS\n");
2150                 instr_out(data, hw_offset, 1, "prim_type=%s, clear=%s%s%s\n",
2151                           data[1] & (1 << 16) ? "CLEAR_RECT" : "ZONE_INIT",
2152                           data[1] & (1 << 2) ? "color," : "",
2153                           data[1] & (1 << 1) ? "depth," : "",
2154                           data[1] & (1 << 0) ? "stencil," : "");
2155                 instr_out(data, hw_offset, 2, "clear color\n");
2156                 instr_out(data, hw_offset, 3, "clear depth/stencil\n");
2157                 instr_out(data, hw_offset, 4, "color value (rgba8888)\n");
2158                 instr_out(data, hw_offset, 5, "depth value %f\n",
2159                           int_as_float(data[5]));
2160                 instr_out(data, hw_offset, 6, "clear stencil\n");
2161                 return len;
2162         }
2163
2164         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d_1d); idx++) {
2165                 opcode_3d_1d = &opcodes_3d_1d[idx];
2166                 if (opcode_3d_1d->i830_only && !IS_GEN2(devid))
2167                         continue;
2168
2169                 if (((data[0] & 0x00ff0000) >> 16) == opcode_3d_1d->opcode) {
2170                         len = 1;
2171
2172                         instr_out(data, hw_offset, 0, "%s\n",
2173                                   opcode_3d_1d->name);
2174                         if (opcode_3d_1d->max_len > 1) {
2175                                 len = (data[0] & 0x0000ffff) + 2;
2176                                 if (len < opcode_3d_1d->min_len ||
2177                                     len > opcode_3d_1d->max_len) {
2178                                         fprintf(out, "Bad count in %s\n",
2179                                                 opcode_3d_1d->name);
2180                                         (*failures)++;
2181                                 }
2182                         }
2183
2184                         for (i = 1; i < len; i++) {
2185                                 if (i >= count)
2186                                         BUFFER_FAIL(count, len,
2187                                                     opcode_3d_1d->name);
2188                                 instr_out(data, hw_offset, i, "dword %d\n", i);
2189                         }
2190
2191                         return len;
2192                 }
2193         }
2194
2195         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_1d opcode = 0x%x\n",
2196                   opcode);
2197         (*failures)++;
2198         return 1;
2199 }
2200
2201 static int
2202 decode_3d_primitive(uint32_t *data, int count, uint32_t hw_offset,
2203                     int *failures)
2204 {
2205         char immediate = (data[0] & (1 << 23)) == 0;
2206         unsigned int len, i, j, ret;
2207         char *primtype;
2208         int original_s2 = saved_s2;
2209         int original_s4 = saved_s4;
2210
2211         switch ((data[0] >> 18) & 0xf) {
2212         case 0x0:
2213                 primtype = "TRILIST";
2214                 break;
2215         case 0x1:
2216                 primtype = "TRISTRIP";
2217                 break;
2218         case 0x2:
2219                 primtype = "TRISTRIP_REVERSE";
2220                 break;
2221         case 0x3:
2222                 primtype = "TRIFAN";
2223                 break;
2224         case 0x4:
2225                 primtype = "POLYGON";
2226                 break;
2227         case 0x5:
2228                 primtype = "LINELIST";
2229                 break;
2230         case 0x6:
2231                 primtype = "LINESTRIP";
2232                 break;
2233         case 0x7:
2234                 primtype = "RECTLIST";
2235                 break;
2236         case 0x8:
2237                 primtype = "POINTLIST";
2238                 break;
2239         case 0x9:
2240                 primtype = "DIB";
2241                 break;
2242         case 0xa:
2243                 primtype = "CLEAR_RECT";
2244                 saved_s4 = 3 << 6;
2245                 saved_s2 = ~0;
2246                 break;
2247         default:
2248                 primtype = "unknown";
2249                 break;
2250         }
2251
2252         /* XXX: 3DPRIM_DIB not supported */
2253         if (immediate) {
2254                 len = (data[0] & 0x0003ffff) + 2;
2255                 instr_out(data, hw_offset, 0, "3DPRIMITIVE inline %s\n",
2256                           primtype);
2257                 if (count < len)
2258                         BUFFER_FAIL(count, len, "3DPRIMITIVE inline");
2259                 if (!saved_s2_set || !saved_s4_set) {
2260                         fprintf(out, "unknown vertex format\n");
2261                         for (i = 1; i < len; i++) {
2262                                 instr_out(data, hw_offset, i,
2263                                           "           vertex data (%f float)\n",
2264                                           int_as_float(data[i]));
2265                         }
2266                 } else {
2267                         unsigned int vertex = 0;
2268                         for (i = 1; i < len;) {
2269                                 unsigned int tc;
2270
2271 #define VERTEX_OUT(fmt, ...) do {                                       \
2272     if (i < len)                                                        \
2273         instr_out(data, hw_offset, i, " V%d."fmt"\n", vertex, __VA_ARGS__); \
2274     else                                                                \
2275         fprintf(out, " missing data in V%d\n", vertex);                 \
2276     i++;                                                                \
2277 } while (0)
2278
2279                                 VERTEX_OUT("X = %f", int_as_float(data[i]));
2280                                 VERTEX_OUT("Y = %f", int_as_float(data[i]));
2281                                 switch (saved_s4 >> 6 & 0x7) {
2282                                 case 0x1:
2283                                         VERTEX_OUT("Z = %f",
2284                                                    int_as_float(data[i]));
2285                                         break;
2286                                 case 0x2:
2287                                         VERTEX_OUT("Z = %f",
2288                                                    int_as_float(data[i]));
2289                                         VERTEX_OUT("W = %f",
2290                                                    int_as_float(data[i]));
2291                                         break;
2292                                 case 0x3:
2293                                         break;
2294                                 case 0x4:
2295                                         VERTEX_OUT("W = %f",
2296                                                    int_as_float(data[i]));
2297                                         break;
2298                                 default:
2299                                         fprintf(out, "bad S4 position mask\n");
2300                                 }
2301
2302                                 if (saved_s4 & (1 << 10)) {
2303                                         VERTEX_OUT
2304                                             ("color = (A=0x%02x, R=0x%02x, G=0x%02x, "
2305                                              "B=0x%02x)", data[i] >> 24,
2306                                              (data[i] >> 16) & 0xff,
2307                                              (data[i] >> 8) & 0xff,
2308                                              data[i] & 0xff);
2309                                 }
2310                                 if (saved_s4 & (1 << 11)) {
2311                                         VERTEX_OUT
2312                                             ("spec = (A=0x%02x, R=0x%02x, G=0x%02x, "
2313                                              "B=0x%02x)", data[i] >> 24,
2314                                              (data[i] >> 16) & 0xff,
2315                                              (data[i] >> 8) & 0xff,
2316                                              data[i] & 0xff);
2317                                 }
2318                                 if (saved_s4 & (1 << 12))
2319                                         VERTEX_OUT("width = 0x%08x)", data[i]);
2320
2321                                 for (tc = 0; tc <= 7; tc++) {
2322                                         switch ((saved_s2 >> (tc * 4)) & 0xf) {
2323                                         case 0x0:
2324                                                 VERTEX_OUT("T%d.X = %f", tc,
2325                                                            int_as_float(data
2326                                                                         [i]));
2327                                                 VERTEX_OUT("T%d.Y = %f", tc,
2328                                                            int_as_float(data
2329                                                                         [i]));
2330                                                 break;
2331                                         case 0x1:
2332                                                 VERTEX_OUT("T%d.X = %f", tc,
2333                                                            int_as_float(data
2334                                                                         [i]));
2335                                                 VERTEX_OUT("T%d.Y = %f", tc,
2336                                                            int_as_float(data
2337                                                                         [i]));
2338                                                 VERTEX_OUT("T%d.Z = %f", tc,
2339                                                            int_as_float(data
2340                                                                         [i]));
2341                                                 break;
2342                                         case 0x2:
2343                                                 VERTEX_OUT("T%d.X = %f", tc,
2344                                                            int_as_float(data
2345                                                                         [i]));
2346                                                 VERTEX_OUT("T%d.Y = %f", tc,
2347                                                            int_as_float(data
2348                                                                         [i]));
2349                                                 VERTEX_OUT("T%d.Z = %f", tc,
2350                                                            int_as_float(data
2351                                                                         [i]));
2352                                                 VERTEX_OUT("T%d.W = %f", tc,
2353                                                            int_as_float(data
2354                                                                         [i]));
2355                                                 break;
2356                                         case 0x3:
2357                                                 VERTEX_OUT("T%d.X = %f", tc,
2358                                                            int_as_float(data
2359                                                                         [i]));
2360                                                 break;
2361                                         case 0x4:
2362                                                 VERTEX_OUT
2363                                                     ("T%d.XY = 0x%08x half-float",
2364                                                      tc, data[i]);
2365                                                 break;
2366                                         case 0x5:
2367                                                 VERTEX_OUT
2368                                                     ("T%d.XY = 0x%08x half-float",
2369                                                      tc, data[i]);
2370                                                 VERTEX_OUT
2371                                                     ("T%d.ZW = 0x%08x half-float",
2372                                                      tc, data[i]);
2373                                                 break;
2374                                         case 0xf:
2375                                                 break;
2376                                         default:
2377                                                 fprintf(out,
2378                                                         "bad S2.T%d format\n",
2379                                                         tc);
2380                                         }
2381                                 }
2382                                 vertex++;
2383                         }
2384                 }
2385
2386                 ret = len;
2387         } else {
2388                 /* indirect vertices */
2389                 len = data[0] & 0x0000ffff;     /* index count */
2390                 if (data[0] & (1 << 17)) {
2391                         /* random vertex access */
2392                         if (count < (len + 1) / 2 + 1) {
2393                                 BUFFER_FAIL(count, (len + 1) / 2 + 1,
2394                                             "3DPRIMITIVE random indirect");
2395                         }
2396                         instr_out(data, hw_offset, 0,
2397                                   "3DPRIMITIVE random indirect %s (%d)\n",
2398                                   primtype, len);
2399                         if (len == 0) {
2400                                 /* vertex indices continue until 0xffff is
2401                                  * found
2402                                  */
2403                                 for (i = 1; i < count; i++) {
2404                                         if ((data[i] & 0xffff) == 0xffff) {
2405                                                 instr_out(data, hw_offset, i,
2406                                                           "    indices: (terminator)\n");
2407                                                 ret = i;
2408                                                 goto out;
2409                                         } else if ((data[i] >> 16) == 0xffff) {
2410                                                 instr_out(data, hw_offset, i,
2411                                                           "    indices: 0x%04x, (terminator)\n",
2412                                                           data[i] & 0xffff);
2413                                                 ret = i;
2414                                                 goto out;
2415                                         } else {
2416                                                 instr_out(data, hw_offset, i,
2417                                                           "    indices: 0x%04x, 0x%04x\n",
2418                                                           data[i] & 0xffff,
2419                                                           data[i] >> 16);
2420                                         }
2421                                 }
2422                                 fprintf(out,
2423                                         "3DPRIMITIVE: no terminator found in index buffer\n");
2424                                 (*failures)++;
2425                                 ret = count;
2426                                 goto out;
2427                         } else {
2428                                 /* fixed size vertex index buffer */
2429                                 for (j = 1, i = 0; i < len; i += 2, j++) {
2430                                         if (i * 2 == len - 1) {
2431                                                 instr_out(data, hw_offset, j,
2432                                                           "    indices: 0x%04x\n",
2433                                                           data[j] & 0xffff);
2434                                         } else {
2435                                                 instr_out(data, hw_offset, j,
2436                                                           "    indices: 0x%04x, 0x%04x\n",
2437                                                           data[j] & 0xffff,
2438                                                           data[j] >> 16);
2439                                         }
2440                                 }
2441                         }
2442                         ret = (len + 1) / 2 + 1;
2443                         goto out;
2444                 } else {
2445                         /* sequential vertex access */
2446                         if (count < 2)
2447                                 BUFFER_FAIL(count, 2,
2448                                             "3DPRIMITIVE seq indirect");
2449                         instr_out(data, hw_offset, 0,
2450                                   "3DPRIMITIVE sequential indirect %s, %d starting from "
2451                                   "%d\n", primtype, len, data[1] & 0xffff);
2452                         instr_out(data, hw_offset, 1, "           start\n");
2453                         ret = 2;
2454                         goto out;
2455                 }
2456         }
2457
2458 out:
2459         saved_s2 = original_s2;
2460         saved_s4 = original_s4;
2461         return ret;
2462 }
2463
2464 static int
2465 decode_3d(uint32_t *data, int count, uint32_t hw_offset, uint32_t devid,
2466           int *failures)
2467 {
2468         uint32_t opcode;
2469         unsigned int idx;
2470
2471         struct {
2472                 uint32_t opcode;
2473                 int min_len;
2474                 int max_len;
2475                 char *name;
2476         } opcodes_3d[] = {
2477                 { 0x06, 1, 1, "3DSTATE_ANTI_ALIASING" },
2478                 { 0x08, 1, 1, "3DSTATE_BACKFACE_STENCIL_OPS" },
2479                 { 0x09, 1, 1, "3DSTATE_BACKFACE_STENCIL_MASKS" },
2480                 { 0x16, 1, 1, "3DSTATE_COORD_SET_BINDINGS" },
2481                 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
2482                 { 0x0b, 1, 1, "3DSTATE_INDEPENDENT_ALPHA_BLEND" },
2483                 { 0x0d, 1, 1, "3DSTATE_MODES_4" },
2484                 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
2485                 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES"},
2486         }, *opcode_3d;
2487
2488         opcode = (data[0] & 0x1f000000) >> 24;
2489
2490         switch (opcode) {
2491         case 0x1f:
2492                 return decode_3d_primitive(data, count, hw_offset, failures);
2493         case 0x1d:
2494                 return decode_3d_1d(data, count, hw_offset, devid, failures);
2495         case 0x1c:
2496                 return decode_3d_1c(data, count, hw_offset, failures);
2497         }
2498
2499         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
2500                 opcode_3d = &opcodes_3d[idx];
2501                 if (opcode == opcode_3d->opcode) {
2502                         unsigned int len = 1, i;
2503
2504                         instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
2505                         if (opcode_3d->max_len > 1) {
2506                                 len = (data[0] & 0xff) + 2;
2507                                 if (len < opcode_3d->min_len ||
2508                                     len > opcode_3d->max_len) {
2509                                         fprintf(out, "Bad count in %s\n",
2510                                                 opcode_3d->name);
2511                                 }
2512                         }
2513
2514                         for (i = 1; i < len; i++) {
2515                                 if (i >= count)
2516                                         BUFFER_FAIL(count, len,
2517                                                     opcode_3d->name);
2518                                 instr_out(data, hw_offset, i, "dword %d\n", i);
2519                         }
2520                         return len;
2521                 }
2522         }
2523
2524         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d opcode = 0x%x\n", opcode);
2525         (*failures)++;
2526         return 1;
2527 }
2528
2529 static const char *get_965_surfacetype(unsigned int surfacetype)
2530 {
2531         switch (surfacetype) {
2532         case 0:
2533                 return "1D";
2534         case 1:
2535                 return "2D";
2536         case 2:
2537                 return "3D";
2538         case 3:
2539                 return "CUBE";
2540         case 4:
2541                 return "BUFFER";
2542         case 7:
2543                 return "NULL";
2544         default:
2545                 return "unknown";
2546         }
2547 }
2548
2549 static const char *get_965_depthformat(unsigned int depthformat)
2550 {
2551         switch (depthformat) {
2552         case 0:
2553                 return "s8_z24float";
2554         case 1:
2555                 return "z32float";
2556         case 2:
2557                 return "z24s8";
2558         case 5:
2559                 return "z16";
2560         default:
2561                 return "unknown";
2562         }
2563 }
2564
2565 static const char *get_965_element_component(uint32_t data, int component)
2566 {
2567         uint32_t component_control = (data >> (16 + (3 - component) * 4)) & 0x7;
2568
2569         switch (component_control) {
2570         case 0:
2571                 return "nostore";
2572         case 1:
2573                 switch (component) {
2574                 case 0:
2575                         return "X";
2576                 case 1:
2577                         return "Y";
2578                 case 2:
2579                         return "Z";
2580                 case 3:
2581                         return "W";
2582                 default:
2583                         return "fail";
2584                 }
2585         case 2:
2586                 return "0.0";
2587         case 3:
2588                 return "1.0";
2589         case 4:
2590                 return "0x1";
2591         case 5:
2592                 return "VID";
2593         default:
2594                 return "fail";
2595         }
2596 }
2597
2598 static const char *get_965_prim_type(uint32_t data)
2599 {
2600         uint32_t primtype = (data >> 10) & 0x1f;
2601
2602         switch (primtype) {
2603         case 0x01:
2604                 return "point list";
2605         case 0x02:
2606                 return "line list";
2607         case 0x03:
2608                 return "line strip";
2609         case 0x04:
2610                 return "tri list";
2611         case 0x05:
2612                 return "tri strip";
2613         case 0x06:
2614                 return "tri fan";
2615         case 0x07:
2616                 return "quad list";
2617         case 0x08:
2618                 return "quad strip";
2619         case 0x09:
2620                 return "line list adj";
2621         case 0x0a:
2622                 return "line strip adj";
2623         case 0x0b:
2624                 return "tri list adj";
2625         case 0x0c:
2626                 return "tri strip adj";
2627         case 0x0d:
2628                 return "tri strip reverse";
2629         case 0x0e:
2630                 return "polygon";
2631         case 0x0f:
2632                 return "rect list";
2633         case 0x10:
2634                 return "line loop";
2635         case 0x11:
2636                 return "point list bf";
2637         case 0x12:
2638                 return "line strip cont";
2639         case 0x13:
2640                 return "line strip bf";
2641         case 0x14:
2642                 return "line strip cont bf";
2643         case 0x15:
2644                 return "tri fan no stipple";
2645         default:
2646                 return "fail";
2647         }
2648 }
2649
2650 static int
2651 i965_decode_urb_fence(uint32_t *data, uint32_t hw_offset, int len, int count,
2652                       int *failures)
2653 {
2654         uint32_t vs_fence, clip_fence, gs_fence, sf_fence, vfe_fence, cs_fence;
2655
2656         if (len != 3)
2657                 fprintf(out, "Bad count in URB_FENCE\n");
2658         if (count < 3)
2659                 BUFFER_FAIL(count, len, "URB_FENCE");
2660
2661         vs_fence = data[1] & 0x3ff;
2662         gs_fence = (data[1] >> 10) & 0x3ff;
2663         clip_fence = (data[1] >> 20) & 0x3ff;
2664         sf_fence = data[2] & 0x3ff;
2665         vfe_fence = (data[2] >> 10) & 0x3ff;
2666         cs_fence = (data[2] >> 20) & 0x7ff;
2667
2668         instr_out(data, hw_offset, 0, "URB_FENCE: %s%s%s%s%s%s\n",
2669                   (data[0] >> 13) & 1 ? "cs " : "",
2670                   (data[0] >> 12) & 1 ? "vfe " : "",
2671                   (data[0] >> 11) & 1 ? "sf " : "",
2672                   (data[0] >> 10) & 1 ? "clip " : "",
2673                   (data[0] >> 9) & 1 ? "gs " : "",
2674                   (data[0] >> 8) & 1 ? "vs " : "");
2675         instr_out(data, hw_offset, 1,
2676                   "vs fence: %d, clip_fence: %d, gs_fence: %d\n",
2677                   vs_fence, clip_fence, gs_fence);
2678         instr_out(data, hw_offset, 2,
2679                   "sf fence: %d, vfe_fence: %d, cs_fence: %d\n",
2680                   sf_fence, vfe_fence, cs_fence);
2681         if (gs_fence < vs_fence)
2682                 fprintf(out, "gs fence < vs fence!\n");
2683         if (clip_fence < gs_fence)
2684                 fprintf(out, "clip fence < gs fence!\n");
2685         if (sf_fence < clip_fence)
2686                 fprintf(out, "sf fence < clip fence!\n");
2687         if (cs_fence < sf_fence)
2688                 fprintf(out, "cs fence < sf fence!\n");
2689
2690         return len;
2691 }
2692
2693 static void
2694 state_base_out(uint32_t *data, uint32_t hw_offset, unsigned int index,
2695                char *name)
2696 {
2697         if (data[index] & 1) {
2698                 instr_out(data, hw_offset, index,
2699                           "%s state base address 0x%08x\n", name,
2700                           data[index] & ~1);
2701         } else {
2702                 instr_out(data, hw_offset, index, "%s state base not updated\n",
2703                           name);
2704         }
2705 }
2706
2707 static void
2708 state_max_out(uint32_t *data, uint32_t hw_offset, unsigned int index,
2709               char *name)
2710 {
2711         if (data[index] & 1) {
2712                 if (data[index] == 1) {
2713                         instr_out(data, hw_offset, index,
2714                                   "%s state upper bound disabled\n", name);
2715                 } else {
2716                         instr_out(data, hw_offset, index,
2717                                   "%s state upper bound 0x%08x\n", name,
2718                                   data[index] & ~1);
2719                 }
2720         } else {
2721                 instr_out(data, hw_offset, index,
2722                           "%s state upper bound not updated\n", name);
2723         }
2724 }
2725
2726 static int
2727 decode_3d_965(uint32_t *data, int count, uint32_t hw_offset, uint32_t devid,
2728               int *failures)
2729 {
2730         uint32_t opcode;
2731         unsigned int idx, len;
2732         int i, sba_len;
2733         char *desc1 = NULL;
2734
2735         struct {
2736                 uint32_t opcode;
2737                 int min_len;
2738                 int max_len;
2739                 char *name;
2740         } opcodes_3d[] = {
2741                 { 0x6000, 3, 3, "URB_FENCE" },
2742                 { 0x6001, 2, 2, "CS_URB_STATE" },
2743                 { 0x6002, 2, 2, "CONSTANT_BUFFER" },
2744                 { 0x6101, 6, 6, "STATE_BASE_ADDRESS" },
2745                 { 0x6102, 2, 2, "STATE_SIP" },
2746                 { 0x6104, 1, 1, "3DSTATE_PIPELINE_SELECT" },
2747                 { 0x680b, 1, 1, "3DSTATE_VF_STATISTICS" },
2748                 { 0x6904, 1, 1, "3DSTATE_PIPELINE_SELECT" },
2749                 { 0x7800, 7, 7, "3DSTATE_PIPELINED_POINTERS" },
2750                 { 0x7801, 6, 6, "3DSTATE_BINDING_TABLE_POINTERS" },
2751                 { 0x7808, 5, 257, "3DSTATE_VERTEX_BUFFERS" },
2752                 { 0x7809, 3, 256, "3DSTATE_VERTEX_ELEMENTS" },
2753                 { 0x780a, 3, 3, "3DSTATE_INDEX_BUFFER" },
2754                 { 0x780b, 1, 1, "3DSTATE_VF_STATISTICS" },
2755                 { 0x7900, 4, 4, "3DSTATE_DRAWING_RECTANGLE" },
2756                 { 0x7901, 5, 5, "3DSTATE_CONSTANT_COLOR" },
2757                 { 0x7905, 5, 7, "3DSTATE_DEPTH_BUFFER" },
2758                 { 0x7906, 2, 2, "3DSTATE_POLY_STIPPLE_OFFSET" },
2759                 { 0x7907, 33, 33, "3DSTATE_POLY_STIPPLE_PATTERN" },
2760                 { 0x7908, 3, 3, "3DSTATE_LINE_STIPPLE" },
2761                 { 0x7909, 2, 2, "3DSTATE_GLOBAL_DEPTH_OFFSET_CLAMP" },
2762                 { 0x7909, 2, 2, "3DSTATE_CLEAR_PARAMS" },
2763                 { 0x790a, 3, 3, "3DSTATE_AA_LINE_PARAMETERS" },
2764                 { 0x790b, 4, 4, "3DSTATE_GS_SVB_INDEX" },
2765                 { 0x790d, 3, 3, "3DSTATE_MULTISAMPLE" },
2766                 { 0x7910, 2, 2, "3DSTATE_CLEAR_PARAMS" },
2767                 { 0x7b00, 6, 6, "3DPRIMITIVE" },
2768                 { 0x7802, 4, 4, "3DSTATE_SAMPLER_STATE_POINTERS" },
2769                 { 0x7805, 3, 3, "3DSTATE_URB" },
2770                 { 0x780d, 4, 4, "3DSTATE_VIEWPORT_STATE_POINTERS" },
2771                 { 0x780e, 4, 4, "3DSTATE_CC_STATE_POINTERS" },
2772                 { 0x780f, 2, 2, "3DSTATE_SCISSOR_STATE_POINTERS" },
2773                 { 0x7810, 6, 6, "3DSTATE_VS_STATE" },
2774                 { 0x7811, 7, 7, "3DSTATE_GS_STATE" },
2775                 { 0x7812, 4, 4, "3DSTATE_CLIP_STATE" },
2776                 { 0x7813, 20, 20, "3DSTATE_SF_STATE" },
2777                 { 0x7814, 9, 9, "3DSTATE_WM_STATE" },
2778                 { 0x7815, 5, 5, "3DSTATE_CONSTANT_VS_STATE" },
2779                 { 0x7816, 5, 5, "3DSTATE_CONSTANT_GS_STATE" },
2780                 { 0x7817, 5, 5, "3DSTATE_CONSTANT_PS_STATE" },
2781                 { 0x7818, 2, 2, "3DSTATE_SAMPLE_MASK"},
2782         }, *opcode_3d;
2783
2784         len = (data[0] & 0x0000ffff) + 2;
2785
2786         opcode = (data[0] & 0xffff0000) >> 16;
2787         switch (opcode) {
2788         case 0x6000:
2789                 len = (data[0] & 0x000000ff) + 2;
2790                 return i965_decode_urb_fence(data, hw_offset, len, count,
2791                                              failures);
2792         case 0x6001:
2793                 instr_out(data, hw_offset, 0, "CS_URB_STATE\n");
2794                 instr_out(data, hw_offset, 1,
2795                           "entry_size: %d [%d bytes], n_entries: %d\n",
2796                           (data[1] >> 4) & 0x1f,
2797                           (((data[1] >> 4) & 0x1f) + 1) * 64, data[1] & 0x7);
2798                 return len;
2799         case 0x6002:
2800                 len = (data[0] & 0x000000ff) + 2;
2801                 instr_out(data, hw_offset, 0, "CONSTANT_BUFFER: %s\n",
2802                           (data[0] >> 8) & 1 ? "valid" : "invalid");
2803                 instr_out(data, hw_offset, 1,
2804                           "offset: 0x%08x, length: %d bytes\n", data[1] & ~0x3f,
2805                           ((data[1] & 0x3f) + 1) * 64);
2806                 return len;
2807         case 0x6101:
2808                 i = 0;
2809                 instr_out(data, hw_offset, 0, "STATE_BASE_ADDRESS\n");
2810                 i++;
2811
2812                 if (IS_GEN6(devid) || IS_GEN7(devid))
2813                         sba_len = 10;
2814                 else if (IS_GEN5(devid))
2815                         sba_len = 8;
2816                 else
2817                         sba_len = 6;
2818                 if (len != sba_len)
2819                         fprintf(out, "Bad count in STATE_BASE_ADDRESS\n");
2820                 if (len != sba_len)
2821                         BUFFER_FAIL(count, len, "STATE_BASE_ADDRESS");
2822
2823                 state_base_out(data, hw_offset, i++, "general");
2824                 state_base_out(data, hw_offset, i++, "surface");
2825                 if (IS_GEN6(devid) || IS_GEN7(devid))
2826                         state_base_out(data, hw_offset, i++, "dynamic");
2827                 state_base_out(data, hw_offset, i++, "indirect");
2828                 if (IS_GEN5(devid) || IS_GEN6(devid) || IS_GEN7(devid))
2829                         state_base_out(data, hw_offset, i++, "instruction");
2830
2831                 state_max_out(data, hw_offset, i++, "general");
2832                 if (IS_GEN6(devid) || IS_GEN7(devid))
2833                         state_max_out(data, hw_offset, i++, "dynamic");
2834                 state_max_out(data, hw_offset, i++, "indirect");
2835                 if (IS_GEN5(devid) || IS_GEN6(devid) || IS_GEN7(devid))
2836                         state_max_out(data, hw_offset, i++, "instruction");
2837
2838                 return len;
2839         case 0x7800:
2840                 if (len != 7)
2841                         fprintf(out,
2842                                 "Bad count in 3DSTATE_PIPELINED_POINTERS\n");
2843                 if (count < 7)
2844                         BUFFER_FAIL(count, len, "3DSTATE_PIPELINED_POINTERS");
2845
2846                 instr_out(data, hw_offset, 0, "3DSTATE_PIPELINED_POINTERS\n");
2847                 instr_out(data, hw_offset, 1, "VS state\n");
2848                 instr_out(data, hw_offset, 2, "GS state\n");
2849                 instr_out(data, hw_offset, 3, "Clip state\n");
2850                 instr_out(data, hw_offset, 4, "SF state\n");
2851                 instr_out(data, hw_offset, 5, "WM state\n");
2852                 instr_out(data, hw_offset, 6, "CC state\n");
2853                 return len;
2854         case 0x7801:
2855                 len = (data[0] & 0x000000ff) + 2;
2856                 if (len != 6 && len != 4)
2857                         fprintf(out,
2858                                 "Bad count in 3DSTATE_BINDING_TABLE_POINTERS\n");
2859                 if (len == 6) {
2860                         if (count < 6)
2861                                 BUFFER_FAIL(count, len,
2862                                             "3DSTATE_BINDING_TABLE_POINTERS");
2863                         instr_out(data, hw_offset, 0,
2864                                   "3DSTATE_BINDING_TABLE_POINTERS\n");
2865                         instr_out(data, hw_offset, 1, "VS binding table\n");
2866                         instr_out(data, hw_offset, 2, "GS binding table\n");
2867                         instr_out(data, hw_offset, 3, "Clip binding table\n");
2868                         instr_out(data, hw_offset, 4, "SF binding table\n");
2869                         instr_out(data, hw_offset, 5, "WM binding table\n");
2870                 } else {
2871                         if (count < 4)
2872                                 BUFFER_FAIL(count, len,
2873                                             "3DSTATE_BINDING_TABLE_POINTERS");
2874
2875                         instr_out(data, hw_offset, 0,
2876                                   "3DSTATE_BINDING_TABLE_POINTERS: VS mod %d, "
2877                                   "GS mod %d, PS mod %d\n",
2878                                   (data[0] & (1 << 8)) != 0,
2879                                   (data[0] & (1 << 9)) != 0,
2880                                   (data[0] & (1 << 12)) != 0);
2881                         instr_out(data, hw_offset, 1, "VS binding table\n");
2882                         instr_out(data, hw_offset, 2, "GS binding table\n");
2883                         instr_out(data, hw_offset, 3, "WM binding table\n");
2884                 }
2885
2886                 return len;
2887         case 0x7802:
2888                 len = (data[0] & 0xff) + 2;
2889                 if (len != 4)
2890                         fprintf(out,
2891                                 "Bad count in 3DSTATE_SAMPLER_STATE_POINTERS\n");
2892                 if (count < 4)
2893                         BUFFER_FAIL(count, len,
2894                                     "3DSTATE_SAMPLER_STATE_POINTERS");
2895                 instr_out(data, hw_offset, 0,
2896                           "3DSTATE_SAMPLER_STATE_POINTERS: VS mod %d, "
2897                           "GS mod %d, PS mod %d\n", (data[0] & (1 << 8)) != 0,
2898                           (data[0] & (1 << 9)) != 0,
2899                           (data[0] & (1 << 12)) != 0);
2900                 instr_out(data, hw_offset, 1, "VS sampler state\n");
2901                 instr_out(data, hw_offset, 2, "GS sampler state\n");
2902                 instr_out(data, hw_offset, 3, "WM sampler state\n");
2903                 return len;
2904         case 0x7805:
2905                 len = (data[0] & 0xff) + 2;
2906                 if (len != 3)
2907                         fprintf(out, "Bad count in 3DSTATE_URB\n");
2908                 if (count < 3)
2909                         BUFFER_FAIL(count, len, "3DSTATE_URB");
2910                 instr_out(data, hw_offset, 0, "3DSTATE_URB\n");
2911                 instr_out(data, hw_offset, 1,
2912                           "VS entries %d, alloc size %d (1024bit row)\n",
2913                           data[1] & 0xffff, ((data[1] >> 16) & 0x07f) + 1);
2914                 instr_out(data, hw_offset, 2,
2915                           "GS entries %d, alloc size %d (1024bit row)\n",
2916                           (data[2] >> 8) & 0x3ff, (data[2] & 7) + 1);
2917                 return len;
2918
2919         case 0x7808:
2920                 len = (data[0] & 0xff) + 2;
2921                 if ((len - 1) % 4 != 0)
2922                         fprintf(out, "Bad count in 3DSTATE_VERTEX_BUFFERS\n");
2923                 if (count < len)
2924                         BUFFER_FAIL(count, len, "3DSTATE_VERTEX_BUFFERS");
2925                 instr_out(data, hw_offset, 0, "3DSTATE_VERTEX_BUFFERS\n");
2926
2927                 for (i = 1; i < len;) {
2928                         int idx, access;
2929                         if (IS_GEN6(devid)) {
2930                                 idx = 26;
2931                                 access = 20;
2932                         } else {
2933                                 idx = 27;
2934                                 access = 26;
2935                         }
2936                         instr_out(data, hw_offset, i,
2937                                   "buffer %d: %s, pitch %db\n", data[i] >> idx,
2938                                   data[i] & (1 << access) ? "random" :
2939                                   "sequential", data[i] & 0x07ff);
2940                         i++;
2941                         instr_out(data, hw_offset, i++, "buffer address\n");
2942                         instr_out(data, hw_offset, i++, "max index\n");
2943                         instr_out(data, hw_offset, i++, "mbz\n");
2944                 }
2945                 return len;
2946
2947         case 0x7809:
2948                 len = (data[0] & 0xff) + 2;
2949                 if ((len + 1) % 2 != 0)
2950                         fprintf(out, "Bad count in 3DSTATE_VERTEX_ELEMENTS\n");
2951                 if (count < len)
2952                         BUFFER_FAIL(count, len, "3DSTATE_VERTEX_ELEMENTS");
2953                 instr_out(data, hw_offset, 0, "3DSTATE_VERTEX_ELEMENTS\n");
2954
2955                 for (i = 1; i < len;) {
2956                         instr_out(data, hw_offset, i,
2957                                   "buffer %d: %svalid, type 0x%04x, "
2958                                   "src offset 0x%04x bytes\n",
2959                                   data[i] >> (IS_GEN6(devid) ? 26 : 27),
2960                                   data[i] & (1 << (IS_GEN6(devid) ? 25 : 26)) ?
2961                                   "" : "in", (data[i] >> 16) & 0x1ff,
2962                                   data[i] & 0x07ff);
2963                         i++;
2964                         instr_out(data, hw_offset, i, "(%s, %s, %s, %s), "
2965                                   "dst offset 0x%02x bytes\n",
2966                                   get_965_element_component(data[i], 0),
2967                                   get_965_element_component(data[i], 1),
2968                                   get_965_element_component(data[i], 2),
2969                                   get_965_element_component(data[i], 3),
2970                                   (data[i] & 0xff) * 4);
2971                         i++;
2972                 }
2973                 return len;
2974
2975         case 0x780d:
2976                 len = (data[0] & 0xff) + 2;
2977                 if (len != 4)
2978                         fprintf(out,
2979                                 "Bad count in 3DSTATE_VIEWPORT_STATE_POINTERS\n");
2980                 if (count < len)
2981                         BUFFER_FAIL(count, len,
2982                                     "3DSTATE_VIEWPORT_STATE_POINTERS");
2983                 instr_out(data, hw_offset, 0,
2984                           "3DSTATE_VIEWPORT_STATE_POINTERS\n");
2985                 instr_out(data, hw_offset, 1, "clip\n");
2986                 instr_out(data, hw_offset, 2, "sf\n");
2987                 instr_out(data, hw_offset, 3, "cc\n");
2988                 return len;
2989
2990         case 0x780a:
2991                 len = (data[0] & 0xff) + 2;
2992                 if (len != 3)
2993                         fprintf(out, "Bad count in 3DSTATE_INDEX_BUFFER\n");
2994                 if (count < len)
2995                         BUFFER_FAIL(count, len, "3DSTATE_INDEX_BUFFER");
2996                 instr_out(data, hw_offset, 0, "3DSTATE_INDEX_BUFFER\n");
2997                 instr_out(data, hw_offset, 1, "beginning buffer address\n");
2998                 instr_out(data, hw_offset, 2, "ending buffer address\n");
2999                 return len;
3000
3001         case 0x780e:
3002                 len = (data[0] & 0xff) + 2;
3003                 if (len != 4)
3004                         fprintf(out,
3005                                 "Bad count in 3DSTATE_CC_STATE_POINTERS\n");
3006                 if (count < 4)
3007                         BUFFER_FAIL(count, len, "3DSTATE_CC_STATE_POINTERS");
3008                 instr_out(data, hw_offset, 0, "3DSTATE_CC_STATE_POINTERS\n");
3009                 instr_out(data, hw_offset, 1, "blend change %d\n", data[1] & 1);
3010                 instr_out(data, hw_offset, 2, "depth stencil change %d\n",
3011                           data[2] & 1);
3012                 instr_out(data, hw_offset, 3, "cc change %d\n", data[3] & 1);
3013                 return len;
3014
3015         case 0x780f:
3016                 len = (data[0] & 0xff) + 2;
3017                 if (len != 2)
3018                         fprintf(out, "Bad count in 3DSTATE_SCISSOR_POINTERS\n");
3019                 if (count < 2)
3020                         BUFFER_FAIL(count, len, "3DSTATE_SCISSOR_POINTERS");
3021                 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_POINTERS\n");
3022                 instr_out(data, hw_offset, 1, "scissor rect offset\n");
3023                 return len;
3024
3025         case 0x7810:
3026                 len = (data[0] & 0xff) + 2;
3027                 if (len != 6)
3028                         fprintf(out, "Bad count in 3DSTATE_VS\n");
3029                 if (count < 6)
3030                         BUFFER_FAIL(count, len, "3DSTATE_VS");
3031                 instr_out(data, hw_offset, 0, "3DSTATE_VS\n");
3032                 instr_out(data, hw_offset, 1, "kernel pointer\n");
3033                 instr_out(data, hw_offset, 2,
3034                           "SPF=%d, VME=%d, Sampler Count %d, "
3035                           "Binding table count %d\n", (data[2] >> 31) & 1,
3036                           (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3037                           (data[2] >> 18) & 0xff);
3038                 instr_out(data, hw_offset, 3, "scratch offset\n");
3039                 instr_out(data, hw_offset, 4,
3040                           "Dispatch GRF start %d, VUE read length %d, "
3041                           "VUE read offset %d\n", (data[4] >> 20) & 0x1f,
3042                           (data[4] >> 11) & 0x3f, (data[4] >> 4) & 0x3f);
3043                 instr_out(data, hw_offset, 5,
3044                           "Max Threads %d, Vertex Cache %sable, "
3045                           "VS func %sable\n", ((data[5] >> 25) & 0x7f) + 1,
3046                           (data[5] & (1 << 1)) != 0 ? "dis" : "en",
3047                           (data[5] & 1) != 0 ? "en" : "dis");
3048                 return len;
3049
3050         case 0x7811:
3051                 len = (data[0] & 0xff) + 2;
3052                 if (len != 7)
3053                         fprintf(out, "Bad count in 3DSTATE_GS\n");
3054                 if (count < 7)
3055                         BUFFER_FAIL(count, len, "3DSTATE_GS");
3056                 instr_out(data, hw_offset, 0, "3DSTATE_GS\n");
3057                 instr_out(data, hw_offset, 1, "kernel pointer\n");
3058                 instr_out(data, hw_offset, 2,
3059                           "SPF=%d, VME=%d, Sampler Count %d, "
3060                           "Binding table count %d\n", (data[2] >> 31) & 1,
3061                           (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3062                           (data[2] >> 18) & 0xff);
3063                 instr_out(data, hw_offset, 3, "scratch offset\n");
3064                 instr_out(data, hw_offset, 4,
3065                           "Dispatch GRF start %d, VUE read length %d, "
3066                           "VUE read offset %d\n", (data[4] & 0xf),
3067                           (data[4] >> 11) & 0x3f, (data[4] >> 4) & 0x3f);
3068                 instr_out(data, hw_offset, 5,
3069                           "Max Threads %d, Rendering %sable\n",
3070                           ((data[5] >> 25) & 0x7f) + 1,
3071                           (data[5] & (1 << 8)) != 0 ? "en" : "dis");
3072                 instr_out(data, hw_offset, 6,
3073                           "Reorder %sable, Discard Adjaceny %sable, "
3074                           "GS %sable\n",
3075                           (data[6] & (1 << 30)) != 0 ? "en" : "dis",
3076                           (data[6] & (1 << 29)) != 0 ? "en" : "dis",
3077                           (data[6] & (1 << 15)) != 0 ? "en" : "dis");
3078                 return len;
3079
3080         case 0x7812:
3081                 len = (data[0] & 0xff) + 2;
3082                 if (len != 4)
3083                         fprintf(out, "Bad count in 3DSTATE_CLIP\n");
3084                 if (count < 4)
3085                         BUFFER_FAIL(count, len, "3DSTATE_CLIP");
3086                 instr_out(data, hw_offset, 0, "3DSTATE_CLIP\n");
3087                 instr_out(data, hw_offset, 1,
3088                           "UserClip distance cull test mask 0x%x\n",
3089                           data[1] & 0xff);
3090                 instr_out(data, hw_offset, 2,
3091                           "Clip %sable, API mode %s, Viewport XY test %sable, "
3092                           "Viewport Z test %sable, Guardband test %sable, Clip mode %d, "
3093                           "Perspective Divide %sable, Non-Perspective Barycentric %sable, "
3094                           "Tri Provoking %d, Line Provoking %d, Trifan Provoking %d\n",
3095                           (data[2] & (1 << 31)) != 0 ? "en" : "dis",
3096                           (data[2] & (1 << 30)) != 0 ? "D3D" : "OGL",
3097                           (data[2] & (1 << 28)) != 0 ? "en" : "dis",
3098                           (data[2] & (1 << 27)) != 0 ? "en" : "dis",
3099                           (data[2] & (1 << 26)) != 0 ? "en" : "dis",
3100                           (data[2] >> 13) & 7,
3101                           (data[2] & (1 << 9)) != 0 ? "dis" : "en",
3102                           (data[2] & (1 << 8)) != 0 ? "en" : "dis",
3103                           (data[2] >> 4) & 3, (data[2] >> 2) & 3,
3104                           (data[2] & 3));
3105                 instr_out(data, hw_offset, 3,
3106                           "Min PointWidth %d, Max PointWidth %d, "
3107                           "Force Zero RTAIndex %sable, Max VPIndex %d\n",
3108                           (data[3] >> 17) & 0x7ff, (data[3] >> 6) & 0x7ff,
3109                           (data[3] & (1 << 5)) != 0 ? "en" : "dis",
3110                           (data[3] & 0xf));
3111                 return len;
3112
3113         case 0x7813:
3114                 len = (data[0] & 0xff) + 2;
3115                 if (len != 20)
3116                         fprintf(out, "Bad count in 3DSTATE_SF\n");
3117                 if (count < 20)
3118                         BUFFER_FAIL(count, len, "3DSTATE_SF");
3119                 instr_out(data, hw_offset, 0, "3DSTATE_SF\n");
3120                 instr_out(data, hw_offset, 1,
3121                           "Attrib Out %d, Attrib Swizzle %sable, VUE read length %d, "
3122                           "VUE read offset %d\n", (data[1] >> 22) & 0x3f,
3123                           (data[1] & (1 << 21)) != 0 ? "en" : "dis",
3124                           (data[1] >> 11) & 0x1f, (data[1] >> 4) & 0x3f);
3125                 instr_out(data, hw_offset, 2,
3126                           "Legacy Global DepthBias %sable, FrontFace fill %d, BF fill %d, "
3127                           "VP transform %sable, FrontWinding_%s\n",
3128                           (data[2] & (1 << 11)) != 0 ? "en" : "dis",
3129                           (data[2] >> 5) & 3, (data[2] >> 3) & 3,
3130                           (data[2] & (1 << 1)) != 0 ? "en" : "dis",
3131                           (data[2] & 1) != 0 ? "CCW" : "CW");
3132                 instr_out(data, hw_offset, 3,
3133                           "AA %sable, CullMode %d, Scissor %sable, Multisample m ode %d\n",
3134                           (data[3] & (1 << 31)) != 0 ? "en" : "dis",
3135                           (data[3] >> 29) & 3,
3136                           (data[3] & (1 << 11)) != 0 ? "en" : "dis",
3137                           (data[3] >> 8) & 3);
3138                 instr_out(data, hw_offset, 4,
3139                           "Last Pixel %sable, SubPixel Precision %d, Use PixelWidth %d\n",
3140                           (data[4] & (1 << 31)) != 0 ? "en" : "dis",
3141                           (data[4] & (1 << 12)) != 0 ? 4 : 8,
3142                           (data[4] & (1 << 11)) != 0);
3143                 instr_out(data, hw_offset, 5,
3144                           "Global Depth Offset Constant %f\n", data[5]);
3145                 instr_out(data, hw_offset, 6, "Global Depth Offset Scale %f\n",
3146                           data[6]);
3147                 instr_out(data, hw_offset, 7, "Global Depth Offset Clamp %f\n",
3148                           data[7]);
3149                 int i, j;
3150                 for (i = 0, j = 0; i < 8; i++, j += 2)
3151                         instr_out(data, hw_offset, i + 8,
3152                                   "Attrib %d (Override %s%s%s%s, Const Source %d, Swizzle Select %d, "
3153                                   "Source %d); Attrib %d (Override %s%s%s%s, Const Source %d, Swizzle Select %d, Source %d)\n",
3154                                   j + 1,
3155                                   (data[8 + i] & (1 << 31)) != 0 ? "W" : "",
3156                                   (data[8 + i] & (1 << 30)) != 0 ? "Z" : "",
3157                                   (data[8 + i] & (1 << 29)) != 0 ? "Y" : "",
3158                                   (data[8 + i] & (1 << 28)) != 0 ? "X" : "",
3159                                   (data[8 + i] >> 25) & 3,
3160                                   (data[8 + i] >> 22) & 3,
3161                                   (data[8 + i] >> 16) & 0x1f, j,
3162                                   (data[8 + i] & (1 << 15)) != 0 ? "W" : "",
3163                                   (data[8 + i] & (1 << 14)) != 0 ? "Z" : "",
3164                                   (data[8 + i] & (1 << 13)) != 0 ? "Y" : "",
3165                                   (data[8 + i] & (1 << 12)) != 0 ? "X" : "",
3166                                   (data[8 + i] >> 9) & 3,
3167                                   (data[8 + i] >> 6) & 3, (data[8 + i] & 0x1f));
3168                 instr_out(data, hw_offset, 16,
3169                           "Point Sprite TexCoord Enable\n");
3170                 instr_out(data, hw_offset, 17, "Const Interp Enable\n");
3171                 instr_out(data, hw_offset, 18,
3172                           "Attrib 7-0 WrapShortest Enable\n");
3173                 instr_out(data, hw_offset, 19,
3174                           "Attrib 15-8 WrapShortest Enable\n");
3175
3176                 return len;
3177
3178         case 0x7814:
3179                 len = (data[0] & 0xff) + 2;
3180                 if (len != 9)
3181                         fprintf(out, "Bad count in 3DSTATE_WM\n");
3182                 if (count < 9)
3183                         BUFFER_FAIL(count, len, "3DSTATE_WM");
3184                 instr_out(data, hw_offset, 0, "3DSTATE_WM\n");
3185                 instr_out(data, hw_offset, 1, "kernel start pointer 0\n");
3186                 instr_out(data, hw_offset, 2,
3187                           "SPF=%d, VME=%d, Sampler Count %d, "
3188                           "Binding table count %d\n", (data[2] >> 31) & 1,
3189                           (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3190                           (data[2] >> 18) & 0xff);
3191                 instr_out(data, hw_offset, 3, "scratch offset\n");
3192                 instr_out(data, hw_offset, 4,
3193                           "Depth Clear %d, Depth Resolve %d, HiZ Resolve %d, "
3194                           "Dispatch GRF start[0] %d, start[1] %d, start[2] %d\n",
3195                           (data[4] & (1 << 30)) != 0,
3196                           (data[4] & (1 << 28)) != 0,
3197                           (data[4] & (1 << 27)) != 0, (data[4] >> 16) & 0x7f,
3198                           (data[4] >> 8) & 0x7f, (data[4] & 0x7f));
3199                 instr_out(data, hw_offset, 5,
3200                           "MaxThreads %d, PS KillPixel %d, PS computed Z %d, "
3201                           "PS use sourceZ %d, Thread Dispatch %d, PS use sourceW %d, Dispatch32 %d, "
3202                           "Dispatch16 %d, Dispatch8 %d\n",
3203                           ((data[5] >> 25) & 0x7f) + 1,
3204                           (data[5] & (1 << 22)) != 0,
3205                           (data[5] & (1 << 21)) != 0,
3206                           (data[5] & (1 << 20)) != 0,
3207                           (data[5] & (1 << 19)) != 0, (data[5] & (1 << 8)) != 0,
3208                           (data[5] & (1 << 2)) != 0, (data[5] & (1 << 1)) != 0,
3209                           (data[5] & (1 << 0)) != 0);
3210                 instr_out(data, hw_offset, 6,
3211                           "Num SF output %d, Pos XY offset %d, ZW interp mode %d , "
3212                           "Barycentric interp mode 0x%x, Point raster rule %d, Multisample mode %d, "
3213                           "Multisample Dispatch mode %d\n",
3214                           (data[6] >> 20) & 0x3f, (data[6] >> 18) & 3,
3215                           (data[6] >> 16) & 3, (data[6] >> 10) & 0x3f,
3216                           (data[6] & (1 << 9)) != 0, (data[6] >> 1) & 3,
3217                           (data[6] & 1));
3218                 instr_out(data, hw_offset, 7, "kernel start pointer 1\n");
3219                 instr_out(data, hw_offset, 8, "kernel start pointer 2\n");
3220
3221                 return len;
3222
3223         case 0x7900:
3224                 if (len != 4)
3225                         fprintf(out,
3226                                 "Bad count in 3DSTATE_DRAWING_RECTANGLE\n");
3227                 if (count < 4)
3228                         BUFFER_FAIL(count, len, "3DSTATE_DRAWING_RECTANGLE");
3229
3230                 instr_out(data, hw_offset, 0, "3DSTATE_DRAWING_RECTANGLE\n");
3231                 instr_out(data, hw_offset, 1, "top left: %d,%d\n",
3232                           data[1] & 0xffff, (data[1] >> 16) & 0xffff);
3233                 instr_out(data, hw_offset, 2, "bottom right: %d,%d\n",
3234                           data[2] & 0xffff, (data[2] >> 16) & 0xffff);
3235                 instr_out(data, hw_offset, 3, "origin: %d,%d\n",
3236                           (int)data[3] & 0xffff, ((int)data[3] >> 16) & 0xffff);
3237
3238                 return len;
3239
3240         case 0x7905:
3241                 if (len < 5 || len > 7)
3242                         fprintf(out, "Bad count in 3DSTATE_DEPTH_BUFFER\n");
3243                 if (count < len)
3244                         BUFFER_FAIL(count, len, "3DSTATE_DEPTH_BUFFER");
3245
3246                 instr_out(data, hw_offset, 0, "3DSTATE_DEPTH_BUFFER\n");
3247                 if (IS_GEN5(devid) || IS_GEN6(devid))
3248                         instr_out(data, hw_offset, 1,
3249                                   "%s, %s, pitch = %d bytes, %stiled, HiZ %d, Seperate Stencil %d\n",
3250                                   get_965_surfacetype(data[1] >> 29),
3251                                   get_965_depthformat((data[1] >> 18) & 0x7),
3252                                   (data[1] & 0x0001ffff) + 1,
3253                                   data[1] & (1 << 27) ? "" : "not ",
3254                                   (data[1] & (1 << 22)) != 0,
3255                                   (data[1] & (1 << 21)) != 0);
3256                 else
3257                         instr_out(data, hw_offset, 1,
3258                                   "%s, %s, pitch = %d bytes, %stiled\n",
3259                                   get_965_surfacetype(data[1] >> 29),
3260                                   get_965_depthformat((data[1] >> 18) & 0x7),
3261                                   (data[1] & 0x0001ffff) + 1,
3262                                   data[1] & (1 << 27) ? "" : "not ");
3263                 instr_out(data, hw_offset, 2, "depth offset\n");
3264                 instr_out(data, hw_offset, 3, "%dx%d\n",
3265                           ((data[3] & 0x0007ffc0) >> 6) + 1,
3266                           ((data[3] & 0xfff80000) >> 19) + 1);
3267                 instr_out(data, hw_offset, 4, "volume depth\n");
3268                 if (len >= 6)
3269                         instr_out(data, hw_offset, 5, "\n");
3270                 if (len >= 7) {
3271                         if (IS_GEN6(devid))
3272                                 instr_out(data, hw_offset, 6, "\n");
3273                         else
3274                                 instr_out(data, hw_offset, 6,
3275                                           "render target view extent\n");
3276                 }
3277
3278                 return len;
3279
3280         case 0x7a00:
3281                 if (intel_gen(devid) >= 6) {
3282                         int i;
3283                         len = (data[0] & 0xff) + 2;
3284                         if (len != 4 && len != 5)
3285                                 fprintf(out, "Bad count in PIPE_CONTROL\n");
3286                         if (count < len)
3287                                 BUFFER_FAIL(count, len, "PIPE_CONTROL");
3288
3289                         switch ((data[1] >> 14) & 0x3) {
3290                         case 0:
3291                                 desc1 = "no write";
3292                                 break;
3293                         case 1:
3294                                 desc1 = "qword write";
3295                                 break;
3296                         case 2:
3297                                 desc1 = "PS_DEPTH_COUNT write";
3298                                 break;
3299                         case 3:
3300                                 desc1 = "TIMESTAMP write";
3301                                 break;
3302                         }
3303                         instr_out(data, hw_offset, 0, "PIPE_CONTROL\n");
3304                         instr_out(data, hw_offset, 1,
3305                                   "%s, %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
3306                                   desc1,
3307                                   data[1] & (1 << 20) ? "cs stall, " : "",
3308                                   data[1] & (1 << 19) ?
3309                                   "global snapshot count reset, " : "",
3310                                   data[1] & (1 << 18) ? "tlb invalidate, " : "",
3311                                   data[1] & (1 << 17) ? "gfdt flush, " : "",
3312                                   data[1] & (1 << 17) ? "media state clear, " :
3313                                   "",
3314                                   data[1] & (1 << 13) ? "depth stall, " : "",
3315                                   data[1] & (1 << 12) ?
3316                                   "render target cache flush, " : "",
3317                                   data[1] & (1 << 11) ?
3318                                   "instruction cache invalidate, " : "",
3319                                   data[1] & (1 << 10) ?
3320                                   "texture cache invalidate, " : "",
3321                                   data[1] & (1 << 9) ?
3322                                   "indirect state invalidate, " : "",
3323                                   data[1] & (1 << 8) ? "notify irq, " : "",
3324                                   data[1] & (1 << 7) ? "PIPE_CONTROL flush, " :
3325                                   "",
3326                                   data[1] & (1 << 6) ? "protect mem app_id, " :
3327                                   "", data[1] & (1 << 5) ? "DC flush, " : "",
3328                                   data[1] & (1 << 4) ? "vf fetch invalidate, " :
3329                                   "",
3330                                   data[1] & (1 << 3) ?
3331                                   "constant cache invalidate, " : "",
3332                                   data[1] & (1 << 2) ?
3333                                   "state cache invalidate, " : "",
3334                                   data[1] & (1 << 1) ? "stall at scoreboard, " :
3335                                   "",
3336                                   data[1] & (1 << 0) ? "depth cache flush, " :
3337                                   "");
3338                         if (len == 5) {
3339                                 instr_out(data, hw_offset, 2,
3340                                           "destination address\n");
3341                                 instr_out(data, hw_offset, 3,
3342                                           "immediate dword low\n");
3343                                 instr_out(data, hw_offset, 4,
3344                                           "immediate dword high\n");
3345                         } else {
3346                                 for (i = 2; i < len; i++) {
3347                                         instr_out(data, hw_offset, i, "\n");
3348                                 }
3349                         }
3350                         return len;
3351                 } else {
3352                         len = (data[0] & 0xff) + 2;
3353                         if (len != 4)
3354                                 fprintf(out, "Bad count in PIPE_CONTROL\n");
3355                         if (count < len)
3356                                 BUFFER_FAIL(count, len, "PIPE_CONTROL");
3357
3358                         switch ((data[0] >> 14) & 0x3) {
3359                         case 0:
3360                                 desc1 = "no write";
3361                                 break;
3362                         case 1:
3363                                 desc1 = "qword write";
3364                                 break;
3365                         case 2:
3366                                 desc1 = "PS_DEPTH_COUNT write";
3367                                 break;
3368                         case 3:
3369                                 desc1 = "TIMESTAMP write";
3370                                 break;
3371                         }
3372                         instr_out(data, hw_offset, 0,
3373                                   "PIPE_CONTROL: %s, %sdepth stall, %sRC write flush, "
3374                                   "%sinst flush\n",
3375                                   desc1,
3376                                   data[0] & (1 << 13) ? "" : "no ",
3377                                   data[0] & (1 << 12) ? "" : "no ",
3378                                   data[0] & (1 << 11) ? "" : "no ");
3379                         instr_out(data, hw_offset, 1, "destination address\n");
3380                         instr_out(data, hw_offset, 2, "immediate dword low\n");
3381                         instr_out(data, hw_offset, 3, "immediate dword high\n");
3382                         return len;
3383                 }
3384         case 0x7b00:
3385                 len = (data[0] & 0xff) + 2;
3386                 if (len != 6)
3387                         fprintf(out, "Bad count in 3DPRIMITIVE\n");
3388                 if (count < len)
3389                         BUFFER_FAIL(count, len, "3DPRIMITIVE");
3390
3391                 instr_out(data, hw_offset, 0,
3392                           "3DPRIMITIVE: %s %s\n",
3393                           get_965_prim_type(data[0]),
3394                           (data[0] & (1 << 15)) ? "random" : "sequential");
3395                 instr_out(data, hw_offset, 1, "vertex count\n");
3396                 instr_out(data, hw_offset, 2, "start vertex\n");
3397                 instr_out(data, hw_offset, 3, "instance count\n");
3398                 instr_out(data, hw_offset, 4, "start instance\n");
3399                 instr_out(data, hw_offset, 5, "index bias\n");
3400                 return len;
3401         }
3402
3403         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
3404                 opcode_3d = &opcodes_3d[idx];
3405                 if ((data[0] & 0xffff0000) >> 16 == opcode_3d->opcode) {
3406                         unsigned int i;
3407                         len = 1;
3408
3409                         instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
3410                         if (opcode_3d->max_len > 1) {
3411                                 len = (data[0] & 0xff) + 2;
3412                                 if (len < opcode_3d->min_len ||
3413                                     len > opcode_3d->max_len) {
3414                                         fprintf(out, "Bad count in %s\n",
3415                                                 opcode_3d->name);
3416                                 }
3417                         }
3418
3419                         for (i = 1; i < len; i++) {
3420                                 if (i >= count)
3421                                         BUFFER_FAIL(count, len,
3422                                                     opcode_3d->name);
3423                                 instr_out(data, hw_offset, i, "dword %d\n", i);
3424                         }
3425                         return len;
3426                 }
3427         }
3428
3429         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_965 opcode = 0x%x\n",
3430                   opcode);
3431         (*failures)++;
3432         return 1;
3433 }
3434
3435 static int
3436 decode_3d_i830(uint32_t *data, int count, uint32_t hw_offset, uint32_t devid,
3437                int *failures)
3438 {
3439         unsigned int idx;
3440         uint32_t opcode;
3441
3442         struct {
3443                 uint32_t opcode;
3444                 int min_len;
3445                 int max_len;
3446                 char *name;
3447         } opcodes_3d[] = {
3448                 { 0x02, 1, 1, "3DSTATE_MODES_3" },
3449                 { 0x03, 1, 1, "3DSTATE_ENABLES_1" },
3450                 { 0x04, 1, 1, "3DSTATE_ENABLES_2" },
3451                 { 0x05, 1, 1, "3DSTATE_VFT0" },
3452                 { 0x06, 1, 1, "3DSTATE_AA" },
3453                 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES" },
3454                 { 0x08, 1, 1, "3DSTATE_MODES_1" },
3455                 { 0x09, 1, 1, "3DSTATE_STENCIL_TEST" },
3456                 { 0x0a, 1, 1, "3DSTATE_VFT1" },
3457                 { 0x0b, 1, 1, "3DSTATE_INDPT_ALPHA_BLEND" },
3458                 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
3459                 { 0x0d, 1, 1, "3DSTATE_MAP_BLEND_OP" },
3460                 { 0x0e, 1, 1, "3DSTATE_MAP_BLEND_ARG" },
3461                 { 0x0f, 1, 1, "3DSTATE_MODES_2" },
3462                 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
3463                 { 0x16, 1, 1, "3DSTATE_MODES_4"},
3464         }, *opcode_3d;
3465
3466         opcode = (data[0] & 0x1f000000) >> 24;
3467
3468         switch (opcode) {
3469         case 0x1f:
3470                 return decode_3d_primitive(data, count, hw_offset, failures);
3471         case 0x1d:
3472                 return decode_3d_1d(data, count, hw_offset, devid, failures);
3473         case 0x1c:
3474                 return decode_3d_1c(data, count, hw_offset, failures);
3475         }
3476
3477         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
3478                 opcode_3d = &opcodes_3d[idx];
3479                 if ((data[0] & 0x1f000000) >> 24 == opcode_3d->opcode) {
3480                         unsigned int len = 1, i;
3481
3482                         instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
3483                         if (opcode_3d->max_len > 1) {
3484                                 len = (data[0] & 0xff) + 2;
3485                                 if (len < opcode_3d->min_len ||
3486                                     len > opcode_3d->max_len) {
3487                                         fprintf(out, "Bad count in %s\n",
3488                                                 opcode_3d->name);
3489                                 }
3490                         }
3491
3492                         for (i = 1; i < len; i++) {
3493                                 if (i >= count)
3494                                         BUFFER_FAIL(count, len,
3495                                                     opcode_3d->name);
3496                                 instr_out(data, hw_offset, i, "dword %d\n", i);
3497                         }
3498                         return len;
3499                 }
3500         }
3501
3502         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_i830 opcode = 0x%x\n",
3503                   opcode);
3504         (*failures)++;
3505         return 1;
3506 }
3507
3508 /**
3509  * Decodes an i830-i915 batch buffer, writing the output to stdout.
3510  *
3511  * \param data batch buffer contents
3512  * \param count number of DWORDs to decode in the batch buffer
3513  * \param hw_offset hardware address for the buffer
3514  */
3515 int
3516 intel_decode(uint32_t *data, int count,
3517              uint32_t hw_offset,
3518              uint32_t devid, uint32_t ignore_end_of_batchbuffer)
3519 {
3520         int ret;
3521         int index = 0;
3522         int failures = 0;
3523
3524         out = stdout;
3525
3526         while (index < count) {
3527                 switch ((data[index] & 0xe0000000) >> 29) {
3528                 case 0x0:
3529                         ret = decode_mi(data + index, count - index,
3530                                         hw_offset + index * 4, &failures);
3531
3532                         /* If MI_BATCHBUFFER_END happened, then dump
3533                          * the rest of the output in case we some day
3534                          * want it in debugging, but don't decode it
3535                          * since it'll just confuse in the common
3536                          * case.
3537                          */
3538                         if (ret == -1) {
3539                                 if (ignore_end_of_batchbuffer) {
3540                                         index++;
3541                                 } else {
3542                                         for (index = index + 1; index < count;
3543                                              index++) {
3544                                                 instr_out(data, hw_offset,
3545                                                           index, "\n");
3546                                         }
3547                                 }
3548                         } else
3549                                 index += ret;
3550                         break;
3551                 case 0x2:
3552                         index += decode_2d(data + index, count - index,
3553                                            hw_offset + index * 4, &failures);
3554                         break;
3555                 case 0x3:
3556                         if (IS_965(devid)) {
3557                                 index +=
3558                                     decode_3d_965(data + index, count - index,
3559                                                   hw_offset + index * 4, devid,
3560                                                   &failures);
3561                         } else if (IS_GEN3(devid)) {
3562                                 index += decode_3d(data + index, count - index,
3563                                                    hw_offset + index * 4,
3564                                                    devid, &failures);
3565                         } else {
3566                                 index +=
3567                                     decode_3d_i830(data + index, count - index,
3568                                                    hw_offset + index * 4, devid,
3569                                                    &failures);
3570                         }
3571                         break;
3572                 default:
3573                         instr_out(data, hw_offset, index, "UNKNOWN\n");
3574                         failures++;
3575                         index++;
3576                         break;
3577                 }
3578                 fflush(out);
3579         }
3580
3581         return failures;
3582 }
3583
3584 void intel_decode_context_reset(void)
3585 {
3586         saved_s2_set = 0;
3587         saved_s4_set = 1;
3588 }
3589
3590 void intel_decode_context_set_head_tail(uint32_t head, uint32_t tail)
3591 {
3592         head_offset = head;
3593         tail_offset = tail;
3594 }