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 <stdlib.h>
  26 #include <stdio.h>
  27 #include <stdbool.h>
  28 #include <stdarg.h>
  29 #include <string.h>
  30
  31 #include "intel_decode.h"
  32 #include "intel_chipset.h"
  33 #include "intel_bufmgr.h"
  34
  35 /* Struct for tracking drm_intel_decode state. */
  36 struct drm_intel_decode {
  37         /** PCI device ID. */
  38         uint32_t devid;
  39
  40         /** GPU address of the start of the batchbuffer data. */
  41         uint32_t hw_offset;
  42         /** CPU Virtual address of the start of the batchbuffer data. */
  43         uint32_t *data;
  44         /** Number of DWORDs of batchbuffer data. */
  45         uint32_t count;
  46
  47         /** @{
  48          * GPU head and tail pointers, which will be noted in the dump, or ~0.
  49          */
  50         uint32_t head, tail;
  51         /** @} */
  52
  53         /**
  54          * Whether to dump the dwords after MI_BATCHBUFFER_END.
  55          *
  56          * This sometimes provides clues in corrupted batchbuffers,
  57          * and is used by the intel-gpu-tools.
  58          */
  59         bool dump_past_end;
  60 };
  61
  62 static FILE *out;
  63 static uint32_t saved_s2 = 0, saved_s4 = 0;
  64 static char saved_s2_set = 0, saved_s4_set = 0;
  65 static uint32_t head_offset = 0xffffffff;       /* undefined */
  66 static uint32_t tail_offset = 0xffffffff;       /* undefined */
  67
  68 #ifndef ARRAY_SIZE
  69 #define ARRAY_SIZE(A) (sizeof(A)/sizeof(A[0]))
  70 #endif
  71
  72 #define BUFFER_FAIL(_count, _len, _name) do {                   \
  73     fprintf(out, "Buffer size too small in %s (%d < %d)\n",     \
  74             (_name), (_count), (_len));                         \
  75     (*failures)++;                                              \
  76     return count;                                               \
  77 } while (0)
  78
  79 static float int_as_float(uint32_t intval)
  80 {
  81         union intfloat {
  82                 uint32_t i;
  83                 float f;
  84         } uval;
  85
  86         uval.i = intval;
  87         return uval.f;
  88 }
  89
  90 static void
  91 instr_out(uint32_t *data, uint32_t hw_offset, unsigned int index,
  92           const char *fmt, ...)
  93 {
  94         va_list va;
  95         const char *parseinfo;
  96         uint32_t offset = hw_offset + index * 4;
  97
  98         if (offset == head_offset)
  99                 parseinfo = "HEAD";
 100         else if (offset == tail_offset)
 101                 parseinfo = "TAIL";
 102         else
 103                 parseinfo = "    ";
 104
 105         fprintf(out, "0x%08x: %s 0x%08x: %s", offset, parseinfo,
 106                 data[index], index == 0 ? "" : "   ");
 107         va_start(va, fmt);
 108         vfprintf(out, fmt, va);
 109         va_end(va);
 110 }
 111
 112 static int
 113 decode_mi(uint32_t *data, uint32_t count, uint32_t hw_offset, int *failures)
 114 {
 115         unsigned int opcode, len = -1;
 116         const char *post_sync_op = "";
 117
 118         struct {
 119                 uint32_t opcode;
 120                 int len_mask;
 121                 unsigned int min_len;
 122                 unsigned int max_len;
 123                 const char *name;
 124         } opcodes_mi[] = {
 125                 { 0x08, 0, 1, 1, "MI_ARB_ON_OFF" },
 126                 { 0x0a, 0, 1, 1, "MI_BATCH_BUFFER_END" },
 127                 { 0x30, 0x3f, 3, 3, "MI_BATCH_BUFFER" },
 128                 { 0x31, 0x3f, 2, 2, "MI_BATCH_BUFFER_START" },
 129                 { 0x14, 0x3f, 3, 3, "MI_DISPLAY_BUFFER_INFO" },
 130                 { 0x04, 0, 1, 1, "MI_FLUSH" },
 131                 { 0x22, 0x1f, 3, 3, "MI_LOAD_REGISTER_IMM" },
 132                 { 0x13, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_EXCL" },
 133                 { 0x12, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_INCL" },
 134                 { 0x00, 0, 1, 1, "MI_NOOP" },
 135                 { 0x11, 0x3f, 2, 2, "MI_OVERLAY_FLIP" },
 136                 { 0x07, 0, 1, 1, "MI_REPORT_HEAD" },
 137                 { 0x18, 0x3f, 2, 2, "MI_SET_CONTEXT" },
 138                 { 0x20, 0x3f, 3, 4, "MI_STORE_DATA_IMM" },
 139                 { 0x21, 0x3f, 3, 4, "MI_STORE_DATA_INDEX" },
 140                 { 0x24, 0x3f, 3, 3, "MI_STORE_REGISTER_MEM" },
 141                 { 0x02, 0, 1, 1, "MI_USER_INTERRUPT" },
 142                 { 0x03, 0, 1, 1, "MI_WAIT_FOR_EVENT" },
 143                 { 0x16, 0x7f, 3, 3, "MI_SEMAPHORE_MBOX" },
 144                 { 0x26, 0x1f, 3, 4, "MI_FLUSH_DW" },
 145                 { 0x0b, 0, 1, 1, "MI_SUSPEND_FLUSH"},
 146         };
 147
 148         /* check instruction length */
 149         for (opcode = 0; opcode < sizeof(opcodes_mi) / sizeof(opcodes_mi[0]);
 150              opcode++) {
 151                 if ((data[0] & 0x1f800000) >> 23 == opcodes_mi[opcode].opcode) {
 152                         len = 1;
 153                         if (opcodes_mi[opcode].max_len > 1) {
 154                                 len =
 155                                     (data[0] & opcodes_mi[opcode].len_mask) + 2;
 156                                 if (len < opcodes_mi[opcode].min_len
 157                                     || len > opcodes_mi[opcode].max_len) {
 158                                         fprintf(out,
 159                                                 "Bad length (%d) in %s, [%d, %d]\n",
 160                                                 len, opcodes_mi[opcode].name,
 161                                                 opcodes_mi[opcode].min_len,
 162                                                 opcodes_mi[opcode].max_len);
 163                                 }
 164                         }
 165                         break;
 166                 }
 167         }
 168
 169         switch ((data[0] & 0x1f800000) >> 23) {
 170         case 0x0a:
 171                 instr_out(data, hw_offset, 0, "MI_BATCH_BUFFER_END\n");
 172                 return -1;
 173         case 0x16:
 174                 instr_out(data, hw_offset, 0, "MI_SEMAPHORE_MBOX%s%s%s%s %u\n",
 175                           data[0] & (1 << 22) ? " global gtt," : "",
 176                           data[0] & (1 << 21) ? " update semaphore," : "",
 177                           data[0] & (1 << 20) ? " compare semaphore," : "",
 178                           data[0] & (1 << 18) ? " use compare reg" : "",
 179                           (data[0] & (0x3 << 16)) >> 16);
 180                 instr_out(data, hw_offset, 1, "value\n");
 181                 instr_out(data, hw_offset, 2, "address\n");
 182                 return len;
 183         case 0x21:
 184                 instr_out(data, hw_offset, 0, "MI_STORE_DATA_INDEX%s\n",
 185                           data[0] & (1 << 21) ? " use per-process HWS," : "");
 186                 instr_out(data, hw_offset, 1, "index\n");
 187                 instr_out(data, hw_offset, 2, "dword\n");
 188                 if (len == 4)
 189                         instr_out(data, hw_offset, 3, "upper dword\n");
 190                 return len;
 191         case 0x00:
 192                 if (data[0] & (1 << 22))
 193                         instr_out(data, hw_offset, 0,
 194                                   "MI_NOOP write NOPID reg, val=0x%x\n",
 195                                   data[0] & ((1 << 22) - 1));
 196                 else
 197                         instr_out(data, hw_offset, 0, "MI_NOOP\n");
 198                 return len;
 199         case 0x26:
 200                 switch (data[0] & (0x3 << 14)) {
 201                 case (0 << 14):
 202                         post_sync_op = "no write";
 203                         break;
 204                 case (1 << 14):
 205                         post_sync_op = "write data";
 206                         break;
 207                 case (2 << 14):
 208                         post_sync_op = "reserved";
 209                         break;
 210                 case (3 << 14):
 211                         post_sync_op = "write TIMESTAMP";
 212                         break;
 213                 }
 214                 instr_out(data, hw_offset, 0,
 215                           "MI_FLUSH_DW%s%s%s%s post_sync_op='%s' %s%s\n",
 216                           data[0] & (1 << 22) ?
 217                           " enable protected mem (BCS-only)," : "",
 218                           data[0] & (1 << 21) ? " store in hws," : "",
 219                           data[0] & (1 << 18) ? " invalidate tlb," : "",
 220                           data[0] & (1 << 17) ? " flush gfdt," : "",
 221                           post_sync_op,
 222                           data[0] & (1 << 8) ? " enable notify interrupt," : "",
 223                           data[0] & (1 << 7) ?
 224                           " invalidate video state (BCS-only)," : "");
 225                 if (data[0] & (1 << 21))
 226                         instr_out(data, hw_offset, 1, "hws index\n");
 227                 else
 228                         instr_out(data, hw_offset, 1, "address\n");
 229                 instr_out(data, hw_offset, 2, "dword\n");
 230                 if (len == 4)
 231                         instr_out(data, hw_offset, 3, "upper dword\n");
 232                 return len;
 233         }
 234
 235         for (opcode = 0; opcode < sizeof(opcodes_mi) / sizeof(opcodes_mi[0]);
 236              opcode++) {
 237                 if ((data[0] & 0x1f800000) >> 23 == opcodes_mi[opcode].opcode) {
 238                         unsigned int i;
 239
 240                         instr_out(data, hw_offset, 0, "%s\n",
 241                                   opcodes_mi[opcode].name);
 242                         for (i = 1; i < len; i++) {
 243                                 if (i >= count)
 244                                         BUFFER_FAIL(count, len,
 245                                                     opcodes_mi[opcode].name);
 246                                 instr_out(data, hw_offset, i, "dword %d\n", i);
 247                         }
 248
 249                         return len;
 250                 }
 251         }
 252
 253         instr_out(data, hw_offset, 0, "MI UNKNOWN\n");
 254         (*failures)++;
 255         return 1;
 256 }
 257
 258 static void
 259 decode_2d_br00(uint32_t *data, uint32_t count, uint32_t hw_offset,
 260                const char *cmd)
 261 {
 262         instr_out(data, hw_offset, 0,
 263                   "%s (rgb %sabled, alpha %sabled, src tile %d, dst tile %d)\n",
 264                   cmd,
 265                   (data[count] & (1 << 20)) ? "en" : "dis",
 266                   (data[count] & (1 << 21)) ? "en" : "dis",
 267                   (data[count] >> 15) & 1, (data[count] >> 11) & 1);
 268 }
 269
 270 static void decode_2d_br01(uint32_t *data, uint32_t count, uint32_t hw_offset)
 271 {
 272         const char *format;
 273         switch ((data[count] >> 24) & 0x3) {
 274         case 0:
 275                 format = "8";
 276                 break;
 277         case 1:
 278                 format = "565";
 279                 break;
 280         case 2:
 281                 format = "1555";
 282                 break;
 283         case 3:
 284                 format = "8888";
 285                 break;
 286         }
 287
 288         instr_out(data, hw_offset, count, "format %s, pitch %d, rop 0x%02x, "
 289                   "clipping %sabled, %s%s \n",
 290                   format,
 291                   (short)(data[count] & 0xffff),
 292                   (data[count] >> 16) & 0xff,
 293                   data[count] & (1 << 30) ? "en" : "dis",
 294                   data[count] & (1 << 31) ? "solid pattern enabled, " : "",
 295                   data[count] & (1 << 31) ?
 296                   "mono pattern transparency enabled, " : "");
 297
 298 }
 299
 300 static int
 301 decode_2d(uint32_t *data, uint32_t count, uint32_t hw_offset, int *failures)
 302 {
 303         unsigned int opcode, len;
 304
 305         struct {
 306                 uint32_t opcode;
 307                 unsigned int min_len;
 308                 unsigned int max_len;
 309                 const char *name;
 310         } opcodes_2d[] = {
 311                 { 0x40, 5, 5, "COLOR_BLT" },
 312                 { 0x43, 6, 6, "SRC_COPY_BLT" },
 313                 { 0x01, 8, 8, "XY_SETUP_BLT" },
 314                 { 0x11, 9, 9, "XY_SETUP_MONO_PATTERN_SL_BLT" },
 315                 { 0x03, 3, 3, "XY_SETUP_CLIP_BLT" },
 316                 { 0x24, 2, 2, "XY_PIXEL_BLT" },
 317                 { 0x25, 3, 3, "XY_SCANLINES_BLT" },
 318                 { 0x26, 4, 4, "Y_TEXT_BLT" },
 319                 { 0x31, 5, 134, "XY_TEXT_IMMEDIATE_BLT" },
 320                 { 0x50, 6, 6, "XY_COLOR_BLT" },
 321                 { 0x51, 6, 6, "XY_PAT_BLT" },
 322                 { 0x76, 8, 8, "XY_PAT_CHROMA_BLT" },
 323                 { 0x72, 7, 135, "XY_PAT_BLT_IMMEDIATE" },
 324                 { 0x77, 9, 137, "XY_PAT_CHROMA_BLT_IMMEDIATE" },
 325                 { 0x52, 9, 9, "XY_MONO_PAT_BLT" },
 326                 { 0x59, 7, 7, "XY_MONO_PAT_FIXED_BLT" },
 327                 { 0x53, 8, 8, "XY_SRC_COPY_BLT" },
 328                 { 0x54, 8, 8, "XY_MONO_SRC_COPY_BLT" },
 329                 { 0x71, 9, 137, "XY_MONO_SRC_COPY_IMMEDIATE_BLT" },
 330                 { 0x55, 9, 9, "XY_FULL_BLT" },
 331                 { 0x55, 9, 137, "XY_FULL_IMMEDIATE_PATTERN_BLT" },
 332                 { 0x56, 9, 9, "XY_FULL_MONO_SRC_BLT" },
 333                 { 0x75, 10, 138, "XY_FULL_MONO_SRC_IMMEDIATE_PATTERN_BLT" },
 334                 { 0x57, 12, 12, "XY_FULL_MONO_PATTERN_BLT" },
 335                 { 0x58, 12, 12, "XY_FULL_MONO_PATTERN_MONO_SRC_BLT"},
 336         };
 337
 338         switch ((data[0] & 0x1fc00000) >> 22) {
 339         case 0x25:
 340                 instr_out(data, hw_offset, 0,
 341                           "XY_SCANLINES_BLT (pattern seed (%d, %d), dst tile %d)\n",
 342                           (data[0] >> 12) & 0x8,
 343                           (data[0] >> 8) & 0x8, (data[0] >> 11) & 1);
 344
 345                 len = (data[0] & 0x000000ff) + 2;
 346                 if (len != 3)
 347                         fprintf(out, "Bad count in XY_SCANLINES_BLT\n");
 348                 if (count < 3)
 349                         BUFFER_FAIL(count, len, "XY_SCANLINES_BLT");
 350
 351                 instr_out(data, hw_offset, 1, "dest (%d,%d)\n",
 352                           data[1] & 0xffff, data[1] >> 16);
 353                 instr_out(data, hw_offset, 2, "dest (%d,%d)\n",
 354                           data[2] & 0xffff, data[2] >> 16);
 355                 return len;
 356         case 0x01:
 357                 decode_2d_br00(data, 0, hw_offset, "XY_SETUP_BLT");
 358
 359                 len = (data[0] & 0x000000ff) + 2;
 360                 if (len != 8)
 361                         fprintf(out, "Bad count in XY_SETUP_BLT\n");
 362                 if (count < 8)
 363                         BUFFER_FAIL(count, len, "XY_SETUP_BLT");
 364
 365                 decode_2d_br01(data, 1, hw_offset);
 366                 instr_out(data, hw_offset, 2, "cliprect (%d,%d)\n",
 367                           data[2] & 0xffff, data[2] >> 16);
 368                 instr_out(data, hw_offset, 3, "cliprect (%d,%d)\n",
 369                           data[3] & 0xffff, data[3] >> 16);
 370                 instr_out(data, hw_offset, 4, "setup dst offset 0x%08x\n",
 371                           data[4]);
 372                 instr_out(data, hw_offset, 5, "setup background color\n");
 373                 instr_out(data, hw_offset, 6, "setup foreground color\n");
 374                 instr_out(data, hw_offset, 7, "color pattern offset\n");
 375                 return len;
 376         case 0x03:
 377                 decode_2d_br00(data, 0, hw_offset, "XY_SETUP_CLIP_BLT");
 378
 379                 len = (data[0] & 0x000000ff) + 2;
 380                 if (len != 3)
 381                         fprintf(out, "Bad count in XY_SETUP_CLIP_BLT\n");
 382                 if (count < 3)
 383                         BUFFER_FAIL(count, len, "XY_SETUP_CLIP_BLT");
 384
 385                 instr_out(data, hw_offset, 1, "cliprect (%d,%d)\n",
 386                           data[1] & 0xffff, data[2] >> 16);
 387                 instr_out(data, hw_offset, 2, "cliprect (%d,%d)\n",
 388                           data[2] & 0xffff, data[3] >> 16);
 389                 return len;
 390         case 0x11:
 391                 decode_2d_br00(data, 0, hw_offset,
 392                                "XY_SETUP_MONO_PATTERN_SL_BLT");
 393
 394                 len = (data[0] & 0x000000ff) + 2;
 395                 if (len != 9)
 396                         fprintf(out,
 397                                 "Bad count in XY_SETUP_MONO_PATTERN_SL_BLT\n");
 398                 if (count < 9)
 399                         BUFFER_FAIL(count, len, "XY_SETUP_MONO_PATTERN_SL_BLT");
 400
 401                 decode_2d_br01(data, 1, hw_offset);
 402                 instr_out(data, hw_offset, 2, "cliprect (%d,%d)\n",
 403                           data[2] & 0xffff, data[2] >> 16);
 404                 instr_out(data, hw_offset, 3, "cliprect (%d,%d)\n",
 405                           data[3] & 0xffff, data[3] >> 16);
 406                 instr_out(data, hw_offset, 4, "setup dst offset 0x%08x\n",
 407                           data[4]);
 408                 instr_out(data, hw_offset, 5, "setup background color\n");
 409                 instr_out(data, hw_offset, 6, "setup foreground color\n");
 410                 instr_out(data, hw_offset, 7, "mono pattern dw0\n");
 411                 instr_out(data, hw_offset, 8, "mono pattern dw1\n");
 412                 return len;
 413         case 0x50:
 414                 decode_2d_br00(data, 0, hw_offset, "XY_COLOR_BLT");
 415
 416                 len = (data[0] & 0x000000ff) + 2;
 417                 if (len != 6)
 418                         fprintf(out, "Bad count in XY_COLOR_BLT\n");
 419                 if (count < 6)
 420                         BUFFER_FAIL(count, len, "XY_COLOR_BLT");
 421
 422                 decode_2d_br01(data, 1, hw_offset);
 423                 instr_out(data, hw_offset, 2, "(%d,%d)\n",
 424                           data[2] & 0xffff, data[2] >> 16);
 425                 instr_out(data, hw_offset, 3, "(%d,%d)\n",
 426                           data[3] & 0xffff, data[3] >> 16);
 427                 instr_out(data, hw_offset, 4, "offset 0x%08x\n", data[4]);
 428                 instr_out(data, hw_offset, 5, "color\n");
 429                 return len;
 430         case 0x53:
 431                 decode_2d_br00(data, 0, hw_offset, "XY_SRC_COPY_BLT");
 432
 433                 len = (data[0] & 0x000000ff) + 2;
 434                 if (len != 8)
 435                         fprintf(out, "Bad count in XY_SRC_COPY_BLT\n");
 436                 if (count < 8)
 437                         BUFFER_FAIL(count, len, "XY_SRC_COPY_BLT");
 438
 439                 decode_2d_br01(data, 1, hw_offset);
 440                 instr_out(data, hw_offset, 2, "dst (%d,%d)\n",
 441                           data[2] & 0xffff, data[2] >> 16);
 442                 instr_out(data, hw_offset, 3, "dst (%d,%d)\n",
 443                           data[3] & 0xffff, data[3] >> 16);
 444                 instr_out(data, hw_offset, 4, "dst offset 0x%08x\n", data[4]);
 445                 instr_out(data, hw_offset, 5, "src (%d,%d)\n",
 446                           data[5] & 0xffff, data[5] >> 16);
 447                 instr_out(data, hw_offset, 6, "src pitch %d\n",
 448                           (short)(data[6] & 0xffff));
 449                 instr_out(data, hw_offset, 7, "src offset 0x%08x\n", data[7]);
 450                 return len;
 451         }
 452
 453         for (opcode = 0; opcode < sizeof(opcodes_2d) / sizeof(opcodes_2d[0]);
 454              opcode++) {
 455                 if ((data[0] & 0x1fc00000) >> 22 == opcodes_2d[opcode].opcode) {
 456                         unsigned int i;
 457
 458                         len = 1;
 459                         instr_out(data, hw_offset, 0, "%s\n",
 460                                   opcodes_2d[opcode].name);
 461                         if (opcodes_2d[opcode].max_len > 1) {
 462                                 len = (data[0] & 0x000000ff) + 2;
 463                                 if (len < opcodes_2d[opcode].min_len ||
 464                                     len > opcodes_2d[opcode].max_len) {
 465                                         fprintf(out, "Bad count in %s\n",
 466                                                 opcodes_2d[opcode].name);
 467                                 }
 468                         }
 469
 470                         for (i = 1; i < len; i++) {
 471                                 if (i >= count)
 472                                         BUFFER_FAIL(count, len,
 473                                                     opcodes_2d[opcode].name);
 474                                 instr_out(data, hw_offset, i, "dword %d\n", i);
 475                         }
 476
 477                         return len;
 478                 }
 479         }
 480
 481         instr_out(data, hw_offset, 0, "2D UNKNOWN\n");
 482         (*failures)++;
 483         return 1;
 484 }
 485
 486 static int
 487 decode_3d_1c(uint32_t *data, uint32_t count, uint32_t hw_offset, int *failures)
 488 {
 489         uint32_t opcode;
 490
 491         opcode = (data[0] & 0x00f80000) >> 19;
 492
 493         switch (opcode) {
 494         case 0x11:
 495                 instr_out(data, hw_offset, 0,
 496                           "3DSTATE_DEPTH_SUBRECTANGLE_DISABLE\n");
 497                 return 1;
 498         case 0x10:
 499                 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_ENABLE %s\n",
 500                           data[0] & 1 ? "enabled" : "disabled");
 501                 return 1;
 502         case 0x01:
 503                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_COORD_SET_I830\n");
 504                 return 1;
 505         case 0x0a:
 506                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_CUBE_I830\n");
 507                 return 1;
 508         case 0x05:
 509                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_TEX_STREAM_I830\n");
 510                 return 1;
 511         }
 512
 513         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_1c opcode = 0x%x\n",
 514                   opcode);
 515         (*failures)++;
 516         return 1;
 517 }
 518
 519 /** Sets the string dstname to describe the destination of the PS instruction */
 520 static void
 521 i915_get_instruction_dst(uint32_t *data, int i, char *dstname, int do_mask)
 522 {
 523         uint32_t a0 = data[i];
 524         int dst_nr = (a0 >> 14) & 0xf;
 525         char dstmask[8];
 526         const char *sat;
 527
 528         if (do_mask) {
 529                 if (((a0 >> 10) & 0xf) == 0xf) {
 530                         dstmask[0] = 0;
 531                 } else {
 532                         int dstmask_index = 0;
 533
 534                         dstmask[dstmask_index++] = '.';
 535                         if (a0 & (1 << 10))
 536                                 dstmask[dstmask_index++] = 'x';
 537                         if (a0 & (1 << 11))
 538                                 dstmask[dstmask_index++] = 'y';
 539                         if (a0 & (1 << 12))
 540                                 dstmask[dstmask_index++] = 'z';
 541                         if (a0 & (1 << 13))
 542                                 dstmask[dstmask_index++] = 'w';
 543                         dstmask[dstmask_index++] = 0;
 544                 }
 545
 546                 if (a0 & (1 << 22))
 547                         sat = ".sat";
 548                 else
 549                         sat = "";
 550         } else {
 551                 dstmask[0] = 0;
 552                 sat = "";
 553         }
 554
 555         switch ((a0 >> 19) & 0x7) {
 556         case 0:
 557                 if (dst_nr > 15)
 558                         fprintf(out, "bad destination reg R%d\n", dst_nr);
 559                 sprintf(dstname, "R%d%s%s", dst_nr, dstmask, sat);
 560                 break;
 561         case 4:
 562                 if (dst_nr > 0)
 563                         fprintf(out, "bad destination reg oC%d\n", dst_nr);
 564                 sprintf(dstname, "oC%s%s", dstmask, sat);
 565                 break;
 566         case 5:
 567                 if (dst_nr > 0)
 568                         fprintf(out, "bad destination reg oD%d\n", dst_nr);
 569                 sprintf(dstname, "oD%s%s", dstmask, sat);
 570                 break;
 571         case 6:
 572                 if (dst_nr > 3)
 573                         fprintf(out, "bad destination reg U%d\n", dst_nr);
 574                 sprintf(dstname, "U%d%s%s", dst_nr, dstmask, sat);
 575                 break;
 576         default:
 577                 sprintf(dstname, "RESERVED");
 578                 break;
 579         }
 580 }
 581
 582 static const char *
 583 i915_get_channel_swizzle(uint32_t select)
 584 {
 585         switch (select & 0x7) {
 586         case 0:
 587                 return (select & 8) ? "-x" : "x";
 588         case 1:
 589                 return (select & 8) ? "-y" : "y";
 590         case 2:
 591                 return (select & 8) ? "-z" : "z";
 592         case 3:
 593                 return (select & 8) ? "-w" : "w";
 594         case 4:
 595                 return (select & 8) ? "-0" : "0";
 596         case 5:
 597                 return (select & 8) ? "-1" : "1";
 598         default:
 599                 return (select & 8) ? "-bad" : "bad";
 600         }
 601 }
 602
 603 static void
 604 i915_get_instruction_src_name(uint32_t src_type, uint32_t src_nr, char *name)
 605 {
 606         switch (src_type) {
 607         case 0:
 608                 sprintf(name, "R%d", src_nr);
 609                 if (src_nr > 15)
 610                         fprintf(out, "bad src reg %s\n", name);
 611                 break;
 612         case 1:
 613                 if (src_nr < 8)
 614                         sprintf(name, "T%d", src_nr);
 615                 else if (src_nr == 8)
 616                         sprintf(name, "DIFFUSE");
 617                 else if (src_nr == 9)
 618                         sprintf(name, "SPECULAR");
 619                 else if (src_nr == 10)
 620                         sprintf(name, "FOG");
 621                 else {
 622                         fprintf(out, "bad src reg T%d\n", src_nr);
 623                         sprintf(name, "RESERVED");
 624                 }
 625                 break;
 626         case 2:
 627                 sprintf(name, "C%d", src_nr);
 628                 if (src_nr > 31)
 629                         fprintf(out, "bad src reg %s\n", name);
 630                 break;
 631         case 4:
 632                 sprintf(name, "oC");
 633                 if (src_nr > 0)
 634                         fprintf(out, "bad src reg oC%d\n", src_nr);
 635                 break;
 636         case 5:
 637                 sprintf(name, "oD");
 638                 if (src_nr > 0)
 639                         fprintf(out, "bad src reg oD%d\n", src_nr);
 640                 break;
 641         case 6:
 642                 sprintf(name, "U%d", src_nr);
 643                 if (src_nr > 3)
 644                         fprintf(out, "bad src reg %s\n", name);
 645                 break;
 646         default:
 647                 fprintf(out, "bad src reg type %d\n", src_type);
 648                 sprintf(name, "RESERVED");
 649                 break;
 650         }
 651 }
 652
 653 static void i915_get_instruction_src0(uint32_t *data, int i, char *srcname)
 654 {
 655         uint32_t a0 = data[i];
 656         uint32_t a1 = data[i + 1];
 657         int src_nr = (a0 >> 2) & 0x1f;
 658         const char *swizzle_x = i915_get_channel_swizzle((a1 >> 28) & 0xf);
 659         const char *swizzle_y = i915_get_channel_swizzle((a1 >> 24) & 0xf);
 660         const char *swizzle_z = i915_get_channel_swizzle((a1 >> 20) & 0xf);
 661         const char *swizzle_w = i915_get_channel_swizzle((a1 >> 16) & 0xf);
 662         char swizzle[100];
 663
 664         i915_get_instruction_src_name((a0 >> 7) & 0x7, src_nr, srcname);
 665         sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
 666                 swizzle_w);
 667         if (strcmp(swizzle, ".xyzw") != 0)
 668                 strcat(srcname, swizzle);
 669 }
 670
 671 static void i915_get_instruction_src1(uint32_t *data, int i, char *srcname)
 672 {
 673         uint32_t a1 = data[i + 1];
 674         uint32_t a2 = data[i + 2];
 675         int src_nr = (a1 >> 8) & 0x1f;
 676         const char *swizzle_x = i915_get_channel_swizzle((a1 >> 4) & 0xf);
 677         const char *swizzle_y = i915_get_channel_swizzle((a1 >> 0) & 0xf);
 678         const char *swizzle_z = i915_get_channel_swizzle((a2 >> 28) & 0xf);
 679         const char *swizzle_w = i915_get_channel_swizzle((a2 >> 24) & 0xf);
 680         char swizzle[100];
 681
 682         i915_get_instruction_src_name((a1 >> 13) & 0x7, src_nr, srcname);
 683         sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
 684                 swizzle_w);
 685         if (strcmp(swizzle, ".xyzw") != 0)
 686                 strcat(srcname, swizzle);
 687 }
 688
 689 static void i915_get_instruction_src2(uint32_t *data, int i, char *srcname)
 690 {
 691         uint32_t a2 = data[i + 2];
 692         int src_nr = (a2 >> 16) & 0x1f;
 693         const char *swizzle_x = i915_get_channel_swizzle((a2 >> 12) & 0xf);
 694         const char *swizzle_y = i915_get_channel_swizzle((a2 >> 8) & 0xf);
 695         const char *swizzle_z = i915_get_channel_swizzle((a2 >> 4) & 0xf);
 696         const char *swizzle_w = i915_get_channel_swizzle((a2 >> 0) & 0xf);
 697         char swizzle[100];
 698
 699         i915_get_instruction_src_name((a2 >> 21) & 0x7, src_nr, srcname);
 700         sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
 701                 swizzle_w);
 702         if (strcmp(swizzle, ".xyzw") != 0)
 703                 strcat(srcname, swizzle);
 704 }
 705
 706 static void
 707 i915_get_instruction_addr(uint32_t src_type, uint32_t src_nr, char *name)
 708 {
 709         switch (src_type) {
 710         case 0:
 711                 sprintf(name, "R%d", src_nr);
 712                 if (src_nr > 15)
 713                         fprintf(out, "bad src reg %s\n", name);
 714                 break;
 715         case 1:
 716                 if (src_nr < 8)
 717                         sprintf(name, "T%d", src_nr);
 718                 else if (src_nr == 8)
 719                         sprintf(name, "DIFFUSE");
 720                 else if (src_nr == 9)
 721                         sprintf(name, "SPECULAR");
 722                 else if (src_nr == 10)
 723                         sprintf(name, "FOG");
 724                 else {
 725                         fprintf(out, "bad src reg T%d\n", src_nr);
 726                         sprintf(name, "RESERVED");
 727                 }
 728                 break;
 729         case 4:
 730                 sprintf(name, "oC");
 731                 if (src_nr > 0)
 732                         fprintf(out, "bad src reg oC%d\n", src_nr);
 733                 break;
 734         case 5:
 735                 sprintf(name, "oD");
 736                 if (src_nr > 0)
 737                         fprintf(out, "bad src reg oD%d\n", src_nr);
 738                 break;
 739         default:
 740                 fprintf(out, "bad src reg type %d\n", src_type);
 741                 sprintf(name, "RESERVED");
 742                 break;
 743         }
 744 }
 745
 746 static void
 747 i915_decode_alu1(uint32_t *data, uint32_t hw_offset,
 748                  int i, char *instr_prefix, const char *op_name)
 749 {
 750         char dst[100], src0[100];
 751
 752         i915_get_instruction_dst(data, i, dst, 1);
 753         i915_get_instruction_src0(data, i, src0);
 754
 755         instr_out(data, hw_offset, i++, "%s: %s %s, %s\n", instr_prefix,
 756                   op_name, dst, src0);
 757         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 758         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 759 }
 760
 761 static void
 762 i915_decode_alu2(uint32_t *data, uint32_t hw_offset,
 763                  int i, char *instr_prefix, const char *op_name)
 764 {
 765         char dst[100], src0[100], src1[100];
 766
 767         i915_get_instruction_dst(data, i, dst, 1);
 768         i915_get_instruction_src0(data, i, src0);
 769         i915_get_instruction_src1(data, i, src1);
 770
 771         instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s\n", instr_prefix,
 772                   op_name, dst, src0, src1);
 773         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 774         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 775 }
 776
 777 static void
 778 i915_decode_alu3(uint32_t *data, uint32_t hw_offset,
 779                  int i, char *instr_prefix, const char *op_name)
 780 {
 781         char dst[100], src0[100], src1[100], src2[100];
 782
 783         i915_get_instruction_dst(data, i, dst, 1);
 784         i915_get_instruction_src0(data, i, src0);
 785         i915_get_instruction_src1(data, i, src1);
 786         i915_get_instruction_src2(data, i, src2);
 787
 788         instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s, %s\n", instr_prefix,
 789                   op_name, dst, src0, src1, src2);
 790         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 791         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 792 }
 793
 794 static void
 795 i915_decode_tex(uint32_t *data, uint32_t hw_offset, int i,
 796                 const char *instr_prefix, const char *tex_name)
 797 {
 798         uint32_t t0 = data[i];
 799         uint32_t t1 = data[i + 1];
 800         char dst_name[100];
 801         char addr_name[100];
 802         int sampler_nr;
 803
 804         i915_get_instruction_dst(data, i, dst_name, 0);
 805         i915_get_instruction_addr((t1 >> 24) & 0x7,
 806                                   (t1 >> 17) & 0xf, addr_name);
 807         sampler_nr = t0 & 0xf;
 808
 809         instr_out(data, hw_offset, i++, "%s: %s %s, S%d, %s\n", instr_prefix,
 810                   tex_name, dst_name, sampler_nr, addr_name);
 811         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 812         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 813 }
 814
 815 static void
 816 i915_decode_dcl(uint32_t *data, uint32_t hw_offset, int i, char *instr_prefix)
 817 {
 818         uint32_t d0 = data[i];
 819         const char *sampletype;
 820         int dcl_nr = (d0 >> 14) & 0xf;
 821         const char *dcl_x = d0 & (1 << 10) ? "x" : "";
 822         const char *dcl_y = d0 & (1 << 11) ? "y" : "";
 823         const char *dcl_z = d0 & (1 << 12) ? "z" : "";
 824         const char *dcl_w = d0 & (1 << 13) ? "w" : "";
 825         char dcl_mask[10];
 826
 827         switch ((d0 >> 19) & 0x3) {
 828         case 1:
 829                 sprintf(dcl_mask, ".%s%s%s%s", dcl_x, dcl_y, dcl_z, dcl_w);
 830                 if (strcmp(dcl_mask, ".") == 0)
 831                         fprintf(out, "bad (empty) dcl mask\n");
 832
 833                 if (dcl_nr > 10)
 834                         fprintf(out, "bad T%d dcl register number\n", dcl_nr);
 835                 if (dcl_nr < 8) {
 836                         if (strcmp(dcl_mask, ".x") != 0 &&
 837                             strcmp(dcl_mask, ".xy") != 0 &&
 838                             strcmp(dcl_mask, ".xz") != 0 &&
 839                             strcmp(dcl_mask, ".w") != 0 &&
 840                             strcmp(dcl_mask, ".xyzw") != 0) {
 841                                 fprintf(out, "bad T%d.%s dcl mask\n", dcl_nr,
 842                                         dcl_mask);
 843                         }
 844                         instr_out(data, hw_offset, i++, "%s: DCL T%d%s\n",
 845                                   instr_prefix, dcl_nr, dcl_mask);
 846                 } else {
 847                         if (strcmp(dcl_mask, ".xz") == 0)
 848                                 fprintf(out, "errataed bad dcl mask %s\n",
 849                                         dcl_mask);
 850                         else if (strcmp(dcl_mask, ".xw") == 0)
 851                                 fprintf(out, "errataed bad dcl mask %s\n",
 852                                         dcl_mask);
 853                         else if (strcmp(dcl_mask, ".xzw") == 0)
 854                                 fprintf(out, "errataed bad dcl mask %s\n",
 855                                         dcl_mask);
 856
 857                         if (dcl_nr == 8) {
 858                                 instr_out(data, hw_offset, i++,
 859                                           "%s: DCL DIFFUSE%s\n", instr_prefix,
 860                                           dcl_mask);
 861                         } else if (dcl_nr == 9) {
 862                                 instr_out(data, hw_offset, i++,
 863                                           "%s: DCL SPECULAR%s\n", instr_prefix,
 864                                           dcl_mask);
 865                         } else if (dcl_nr == 10) {
 866                                 instr_out(data, hw_offset, i++,
 867                                           "%s: DCL FOG%s\n", instr_prefix,
 868                                           dcl_mask);
 869                         }
 870                 }
 871                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 872                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 873                 break;
 874         case 3:
 875                 switch ((d0 >> 22) & 0x3) {
 876                 case 0:
 877                         sampletype = "2D";
 878                         break;
 879                 case 1:
 880                         sampletype = "CUBE";
 881                         break;
 882                 case 2:
 883                         sampletype = "3D";
 884                         break;
 885                 default:
 886                         sampletype = "RESERVED";
 887                         break;
 888                 }
 889                 if (dcl_nr > 15)
 890                         fprintf(out, "bad S%d dcl register number\n", dcl_nr);
 891                 instr_out(data, hw_offset, i++, "%s: DCL S%d %s\n",
 892                           instr_prefix, dcl_nr, sampletype);
 893                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 894                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 895                 break;
 896         default:
 897                 instr_out(data, hw_offset, i++, "%s: DCL RESERVED%d\n",
 898                           instr_prefix, dcl_nr);
 899                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 900                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 901         }
 902 }
 903
 904 static void
 905 i915_decode_instruction(uint32_t *data, uint32_t hw_offset,
 906                         int i, char *instr_prefix)
 907 {
 908         switch ((data[i] >> 24) & 0x1f) {
 909         case 0x0:
 910                 instr_out(data, hw_offset, i++, "%s: NOP\n", instr_prefix);
 911                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 912                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 913                 break;
 914         case 0x01:
 915                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "ADD");
 916                 break;
 917         case 0x02:
 918                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOV");
 919                 break;
 920         case 0x03:
 921                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MUL");
 922                 break;
 923         case 0x04:
 924                 i915_decode_alu3(data, hw_offset, i, instr_prefix, "MAD");
 925                 break;
 926         case 0x05:
 927                 i915_decode_alu3(data, hw_offset, i, instr_prefix, "DP2ADD");
 928                 break;
 929         case 0x06:
 930                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP3");
 931                 break;
 932         case 0x07:
 933                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP4");
 934                 break;
 935         case 0x08:
 936                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "FRC");
 937                 break;
 938         case 0x09:
 939                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "RCP");
 940                 break;
 941         case 0x0a:
 942                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "RSQ");
 943                 break;
 944         case 0x0b:
 945                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "EXP");
 946                 break;
 947         case 0x0c:
 948                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "LOG");
 949                 break;
 950         case 0x0d:
 951                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "CMP");
 952                 break;
 953         case 0x0e:
 954                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MIN");
 955                 break;
 956         case 0x0f:
 957                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MAX");
 958                 break;
 959         case 0x10:
 960                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "FLR");
 961                 break;
 962         case 0x11:
 963                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOD");
 964                 break;
 965         case 0x12:
 966                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "TRC");
 967                 break;
 968         case 0x13:
 969                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "SGE");
 970                 break;
 971         case 0x14:
 972                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "SLT");
 973                 break;
 974         case 0x15:
 975                 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLD");
 976                 break;
 977         case 0x16:
 978                 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDP");
 979                 break;
 980         case 0x17:
 981                 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDB");
 982                 break;
 983         case 0x19:
 984                 i915_decode_dcl(data, hw_offset, i, instr_prefix);
 985                 break;
 986         default:
 987                 instr_out(data, hw_offset, i++, "%s: unknown\n", instr_prefix);
 988                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 989                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 990                 break;
 991         }
 992 }
 993
 994 static const char *
 995 decode_compare_func(uint32_t op)
 996 {
 997         switch (op & 0x7) {
 998         case 0:
 999                 return "always";
1000         case 1:
1001                 return "never";
1002         case 2:
1003                 return "less";
1004         case 3:
1005                 return "equal";
1006         case 4:
1007                 return "lequal";
1008         case 5:
1009                 return "greater";
1010         case 6:
1011                 return "notequal";
1012         case 7:
1013                 return "gequal";
1014         }
1015         return "";
1016 }
1017
1018 static const char *
1019 decode_stencil_op(uint32_t op)
1020 {
1021         switch (op & 0x7) {
1022         case 0:
1023                 return "keep";
1024         case 1:
1025                 return "zero";
1026         case 2:
1027                 return "replace";
1028         case 3:
1029                 return "incr_sat";
1030         case 4:
1031                 return "decr_sat";
1032         case 5:
1033                 return "greater";
1034         case 6:
1035                 return "incr";
1036         case 7:
1037                 return "decr";
1038         }
1039         return "";
1040 }
1041
1042 static const char *
1043 decode_logic_op(uint32_t op)
1044 {
1045         switch (op & 0xf) {
1046         case 0:
1047                 return "clear";
1048         case 1:
1049                 return "nor";
1050         case 2:
1051                 return "and_inv";
1052         case 3:
1053                 return "copy_inv";
1054         case 4:
1055                 return "and_rvrse";
1056         case 5:
1057                 return "inv";
1058         case 6:
1059                 return "xor";
1060         case 7:
1061                 return "nand";
1062         case 8:
1063                 return "and";
1064         case 9:
1065                 return "equiv";
1066         case 10:
1067                 return "noop";
1068         case 11:
1069                 return "or_inv";
1070         case 12:
1071                 return "copy";
1072         case 13:
1073                 return "or_rvrse";
1074         case 14:
1075                 return "or";
1076         case 15:
1077                 return "set";
1078         }
1079         return "";
1080 }
1081
1082 static const char *
1083 decode_blend_fact(uint32_t op)
1084 {
1085         switch (op & 0xf) {
1086         case 1:
1087                 return "zero";
1088         case 2:
1089                 return "one";
1090         case 3:
1091                 return "src_colr";
1092         case 4:
1093                 return "inv_src_colr";
1094         case 5:
1095                 return "src_alpha";
1096         case 6:
1097                 return "inv_src_alpha";
1098         case 7:
1099                 return "dst_alpha";
1100         case 8:
1101                 return "inv_dst_alpha";
1102         case 9:
1103                 return "dst_colr";
1104         case 10:
1105                 return "inv_dst_colr";
1106         case 11:
1107                 return "src_alpha_sat";
1108         case 12:
1109                 return "cnst_colr";
1110         case 13:
1111                 return "inv_cnst_colr";
1112         case 14:
1113                 return "cnst_alpha";
1114         case 15:
1115                 return "inv_const_alpha";
1116         }
1117         return "";
1118 }
1119
1120 static const char *
1121 decode_tex_coord_mode(uint32_t mode)
1122 {
1123         switch (mode & 0x7) {
1124         case 0:
1125                 return "wrap";
1126         case 1:
1127                 return "mirror";
1128         case 2:
1129                 return "clamp_edge";
1130         case 3:
1131                 return "cube";
1132         case 4:
1133                 return "clamp_border";
1134         case 5:
1135                 return "mirror_once";
1136         }
1137         return "";
1138 }
1139
1140 static const char *
1141 decode_sample_filter(uint32_t mode)
1142 {
1143         switch (mode & 0x7) {
1144         case 0:
1145                 return "nearest";
1146         case 1:
1147                 return "linear";
1148         case 2:
1149                 return "anisotropic";
1150         case 3:
1151                 return "4x4_1";
1152         case 4:
1153                 return "4x4_2";
1154         case 5:
1155                 return "4x4_flat";
1156         case 6:
1157                 return "6x5_mono";
1158         }
1159         return "";
1160 }
1161
1162 static int
1163 decode_3d_1d(uint32_t *data, uint32_t count,
1164              uint32_t hw_offset, uint32_t devid, int *failures)
1165 {
1166         unsigned int len, i, c, idx, word, map, sampler, instr;
1167         const char *format, *zformat, *type;
1168         uint32_t opcode;
1169
1170         struct {
1171                 uint32_t opcode;
1172                 int i830_only;
1173                 unsigned int min_len;
1174                 unsigned int max_len;
1175                 const char *name;
1176         } opcodes_3d_1d[] = {
1177                 { 0x86, 0, 4, 4, "3DSTATE_CHROMA_KEY" },
1178                 { 0x88, 0, 2, 2, "3DSTATE_CONSTANT_BLEND_COLOR" },
1179                 { 0x99, 0, 2, 2, "3DSTATE_DEFAULT_DIFFUSE" },
1180                 { 0x9a, 0, 2, 2, "3DSTATE_DEFAULT_SPECULAR" },
1181                 { 0x98, 0, 2, 2, "3DSTATE_DEFAULT_Z" },
1182                 { 0x97, 0, 2, 2, "3DSTATE_DEPTH_OFFSET_SCALE" },
1183                 { 0x9d, 0, 65, 65, "3DSTATE_FILTER_COEFFICIENTS_4X4" },
1184                 { 0x9e, 0, 4, 4, "3DSTATE_MONO_FILTER" },
1185                 { 0x89, 0, 4, 4, "3DSTATE_FOG_MODE" },
1186                 { 0x8f, 0, 2, 16, "3DSTATE_MAP_PALLETE_LOAD_32" },
1187                 { 0x83, 0, 2, 2, "3DSTATE_SPAN_STIPPLE" },
1188                 { 0x8c, 1, 2, 2, "3DSTATE_MAP_COORD_TRANSFORM_I830" },
1189                 { 0x8b, 1, 2, 2, "3DSTATE_MAP_VERTEX_TRANSFORM_I830" },
1190                 { 0x8d, 1, 3, 3, "3DSTATE_W_STATE_I830" },
1191                 { 0x01, 1, 2, 2, "3DSTATE_COLOR_FACTOR_I830" },
1192                 { 0x02, 1, 2, 2, "3DSTATE_MAP_COORD_SETBIND_I830"},
1193         }, *opcode_3d_1d;
1194
1195         opcode = (data[0] & 0x00ff0000) >> 16;
1196
1197         switch (opcode) {
1198         case 0x07:
1199                 /* This instruction is unusual.  A 0 length means just
1200                  * 1 DWORD instead of 2.  The 0 length is specified in
1201                  * one place to be unsupported, but stated to be
1202                  * required in another, and 0 length LOAD_INDIRECTs
1203                  * appear to cause no harm at least.
1204                  */
1205                 instr_out(data, hw_offset, 0, "3DSTATE_LOAD_INDIRECT\n");
1206                 len = (data[0] & 0x000000ff) + 1;
1207                 i = 1;
1208                 if (data[0] & (0x01 << 8)) {
1209                         if (i + 2 >= count)
1210                                 BUFFER_FAIL(count, len,
1211                                             "3DSTATE_LOAD_INDIRECT");
1212                         instr_out(data, hw_offset, i++, "SIS.0\n");
1213                         instr_out(data, hw_offset, i++, "SIS.1\n");
1214                 }
1215                 if (data[0] & (0x02 << 8)) {
1216                         if (i + 1 >= count)
1217                                 BUFFER_FAIL(count, len,
1218                                             "3DSTATE_LOAD_INDIRECT");
1219                         instr_out(data, hw_offset, i++, "DIS.0\n");
1220                 }
1221                 if (data[0] & (0x04 << 8)) {
1222                         if (i + 2 >= count)
1223                                 BUFFER_FAIL(count, len,
1224                                             "3DSTATE_LOAD_INDIRECT");
1225                         instr_out(data, hw_offset, i++, "SSB.0\n");
1226                         instr_out(data, hw_offset, i++, "SSB.1\n");
1227                 }
1228                 if (data[0] & (0x08 << 8)) {
1229                         if (i + 2 >= count)
1230                                 BUFFER_FAIL(count, len,
1231                                             "3DSTATE_LOAD_INDIRECT");
1232                         instr_out(data, hw_offset, i++, "MSB.0\n");
1233                         instr_out(data, hw_offset, i++, "MSB.1\n");
1234                 }
1235                 if (data[0] & (0x10 << 8)) {
1236                         if (i + 2 >= count)
1237                                 BUFFER_FAIL(count, len,
1238                                             "3DSTATE_LOAD_INDIRECT");
1239                         instr_out(data, hw_offset, i++, "PSP.0\n");
1240                         instr_out(data, hw_offset, i++, "PSP.1\n");
1241                 }
1242                 if (data[0] & (0x20 << 8)) {
1243                         if (i + 2 >= count)
1244                                 BUFFER_FAIL(count, len,
1245                                             "3DSTATE_LOAD_INDIRECT");
1246                         instr_out(data, hw_offset, i++, "PSC.0\n");
1247                         instr_out(data, hw_offset, i++, "PSC.1\n");
1248                 }
1249                 if (len != i) {
1250                         fprintf(out, "Bad count in 3DSTATE_LOAD_INDIRECT\n");
1251                         (*failures)++;
1252                         return len;
1253                 }
1254                 return len;
1255         case 0x04:
1256                 instr_out(data, hw_offset, 0,
1257                           "3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
1258                 len = (data[0] & 0x0000000f) + 2;
1259                 i = 1;
1260                 for (word = 0; word <= 8; word++) {
1261                         if (data[0] & (1 << (4 + word))) {
1262                                 if (i >= count)
1263                                         BUFFER_FAIL(count, len,
1264                                                     "3DSTATE_LOAD_STATE_IMMEDIATE_1");
1265
1266                                 /* save vertex state for decode */
1267                                 if (!IS_GEN2(devid)) {
1268                                         if (word == 2) {
1269                                                 saved_s2_set = 1;
1270                                                 saved_s2 = data[i];
1271                                         }
1272                                         if (word == 4) {
1273                                                 saved_s4_set = 1;
1274                                                 saved_s4 = data[i];
1275                                         }
1276
1277                                         switch (word) {
1278                                         case 0:
1279                                                 instr_out(data, hw_offset, i,
1280                                                           "S0: vbo offset: 0x%08x%s\n",
1281                                                           data[i] & (~1),
1282                                                           data[i] & 1 ?
1283                                                           ", auto cache invalidate disabled"
1284                                                           : "");
1285                                                 break;
1286                                         case 1:
1287                                                 instr_out(data, hw_offset, i,
1288                                                           "S1: vertex width: %i, vertex pitch: %i\n",
1289                                                           (data[i] >> 24) &
1290                                                           0x3f,
1291                                                           (data[i] >> 16) &
1292                                                           0x3f);
1293                                                 break;
1294                                         case 2:
1295                                                 instr_out(data, hw_offset, i,
1296                                                           "S2: texcoord formats: ");
1297                                                 for (int tex_num = 0;
1298                                                      tex_num < 8; tex_num++) {
1299                                                         switch ((data[i] >>
1300                                                                  tex_num *
1301                                                                  4) & 0xf) {
1302                                                         case 0:
1303                                                                 fprintf(out,
1304                                                                         "%i=2D ",
1305                                                                         tex_num);
1306                                                                 break;
1307                                                         case 1:
1308                                                                 fprintf(out,
1309                                                                         "%i=3D ",
1310                                                                         tex_num);
1311                                                                 break;
1312                                                         case 2:
1313                                                                 fprintf(out,
1314                                                                         "%i=4D ",
1315                                                                         tex_num);
1316                                                                 break;
1317                                                         case 3:
1318                                                                 fprintf(out,
1319                                                                         "%i=1D ",
1320                                                                         tex_num);
1321                                                                 break;
1322                                                         case 4:
1323                                                                 fprintf(out,
1324                                                                         "%i=2D_16 ",
1325                                                                         tex_num);
1326                                                                 break;
1327                                                         case 5:
1328                                                                 fprintf(out,
1329                                                                         "%i=4D_16 ",
1330                                                                         tex_num);
1331                                                                 break;
1332                                                         case 0xf:
1333                                                                 fprintf(out,
1334                                                                         "%i=NP ",
1335                                                                         tex_num);
1336                                                                 break;
1337                                                         }
1338                                                 }
1339                                                 fprintf(out, "\n");
1340
1341                                                 break;
1342                                         case 3:
1343                                                 instr_out(data, hw_offset, i,
1344                                                           "S3: not documented\n",
1345                                                           word);
1346                                                 break;
1347                                         case 4:
1348                                                 {
1349                                                         const char *cullmode = "";
1350                                                         const char *vfmt_xyzw = "";
1351                                                         switch ((data[i] >> 13)
1352                                                                 & 0x3) {
1353                                                         case 0:
1354                                                                 cullmode =
1355                                                                     "both";
1356                                                                 break;
1357                                                         case 1:
1358                                                                 cullmode =
1359                                                                     "none";
1360                                                                 break;
1361                                                         case 2:
1362                                                                 cullmode = "cw";
1363                                                                 break;
1364                                                         case 3:
1365                                                                 cullmode =
1366                                                                     "ccw";
1367                                                                 break;
1368                                                         }
1369                                                         switch (data[i] &
1370                                                                 (7 << 6 | 1 <<
1371                                                                  2)) {
1372                                                         case 1 << 6:
1373                                                                 vfmt_xyzw =
1374                                                                     "XYZ,";
1375                                                                 break;
1376                                                         case 2 << 6:
1377                                                                 vfmt_xyzw =
1378                                                                     "XYZW,";
1379                                                                 break;
1380                                                         case 3 << 6:
1381                                                                 vfmt_xyzw =
1382                                                                     "XY,";
1383                                                                 break;
1384                                                         case 4 << 6:
1385                                                                 vfmt_xyzw =
1386                                                                     "XYW,";
1387                                                                 break;
1388                                                         case 1 << 6 | 1 << 2:
1389                                                                 vfmt_xyzw =
1390                                                                     "XYZF,";
1391                                                                 break;
1392                                                         case 2 << 6 | 1 << 2:
1393                                                                 vfmt_xyzw =
1394                                                                     "XYZWF,";
1395                                                                 break;
1396                                                         case 3 << 6 | 1 << 2:
1397                                                                 vfmt_xyzw =
1398                                                                     "XYF,";
1399                                                                 break;
1400                                                         case 4 << 6 | 1 << 2:
1401                                                                 vfmt_xyzw =
1402                                                                     "XYWF,";
1403                                                                 break;
1404                                                         }
1405                                                         instr_out(data,
1406                                                                   hw_offset, i,
1407                                                                   "S4: point_width=%i, line_width=%.1f,"
1408                                                                   "%s%s%s%s%s cullmode=%s, vfmt=%s%s%s%s%s%s "
1409                                                                   "%s%s\n",
1410                                                                   (data[i] >>
1411                                                                    23) & 0x1ff,
1412                                                                   ((data[i] >>
1413                                                                     19) & 0xf) /
1414                                                                   2.0,
1415                                                                   data[i] & (0xf
1416                                                                              <<
1417                                                                              15)
1418                                                                   ?
1419                                                                   " flatshade="
1420                                                                   : "",
1421                                                                   data[i] & (1
1422                                                                              <<
1423                                                                              18)
1424                                                                   ? "Alpha," :
1425                                                                   "",
1426                                                                   data[i] & (1
1427                                                                              <<
1428                                                                              17)
1429                                                                   ? "Fog," : "",
1430                                                                   data[i] & (1
1431                                                                              <<
1432                                                                              16)
1433                                                                   ? "Specular,"
1434                                                                   : "",
1435                                                                   data[i] & (1
1436                                                                              <<
1437                                                                              15)
1438                                                                   ? "Color," :
1439                                                                   "", cullmode,
1440                                                                   data[i] & (1
1441                                                                              <<
1442                                                                              12)
1443                                                                   ?
1444                                                                   "PointWidth,"
1445                                                                   : "",
1446                                                                   data[i] & (1
1447                                                                              <<
1448                                                                              11)
1449                                                                   ? "SpecFog," :
1450                                                                   "",
1451                                                                   data[i] & (1
1452                                                                              <<
1453                                                                              10)
1454                                                                   ? "Color," :
1455                                                                   "",
1456                                                                   data[i] & (1
1457                                                                              <<
1458                                                                              9)
1459                                                                   ? "DepthOfs,"
1460                                                                   : "",
1461                                                                   vfmt_xyzw,
1462                                                                   data[i] & (1
1463                                                                              <<
1464                                                                              9)
1465                                                                   ? "FogParam,"
1466                                                                   : "",
1467                                                                   data[i] & (1
1468                                                                              <<
1469                                                                              5)
1470                                                                   ?
1471                                                                   "force default diffuse, "
1472                                                                   : "",
1473                                                                   data[i] & (1
1474                                                                              <<
1475                                                                              4)
1476                                                                   ?
1477                                                                   "force default specular, "
1478                                                                   : "",
1479                                                                   data[i] & (1
1480                                                                              <<
1481                                                                              3)
1482                                                                   ?
1483                                                                   "local depth ofs enable, "
1484                                                                   : "",
1485                                                                   data[i] & (1
1486                                                                              <<
1487                                                                              1)
1488                                                                   ?
1489                                                                   "point sprite enable, "
1490                                                                   : "",
1491                                                                   data[i] & (1
1492                                                                              <<
1493                                                                              0)
1494                                                                   ?
1495                                                                   "line AA enable, "
1496                                                                   : "");
1497                                                         break;
1498                                                 }
1499                                         case 5:
1500                                                 {
1501                                                         instr_out(data,
1502                                                                   hw_offset, i,
1503                                                                   "S5:%s%s%s%s%s"
1504                                                                   "%s%s%s%s stencil_ref=0x%x, stencil_test=%s, "
1505                                                                   "stencil_fail=%s, stencil_pass_z_fail=%s, "
1506                                                                   "stencil_pass_z_pass=%s, %s%s%s%s\n",
1507                                                                   data[i] & (0xf
1508                                                                              <<
1509                                                                              28)
1510                                                                   ?
1511                                                                   " write_disable="
1512                                                                   : "",
1513                                                                   data[i] & (1
1514                                                                              <<
1515                                                                              31)
1516                                                                   ? "Alpha," :
1517                                                                   "",
1518                                                                   data[i] & (1
1519                                                                              <<
1520                                                                              30)
1521                                                                   ? "Red," : "",
1522                                                                   data[i] & (1
1523                                                                              <<
1524                                                                              29)
1525                                                                   ? "Green," :
1526                                                                   "",
1527                                                                   data[i] & (1
1528                                                                              <<
1529                                                                              28)
1530                                                                   ? "Blue," :
1531                                                                   "",
1532                                                                   data[i] & (1
1533                                                                              <<
1534                                                                              27)
1535                                                                   ?
1536                                                                   " force default point size,"
1537                                                                   : "",
1538                                                                   data[i] & (1
1539                                                                              <<
1540                                                                              26)
1541                                                                   ?
1542                                                                   " last pixel enable,"
1543                                                                   : "",
1544                                                                   data[i] & (1
1545                                                                              <<
1546                                                                              25)
1547                                                                   ?
1548                                                                   " global depth ofs enable,"
1549                                                                   : "",
1550                                                                   data[i] & (1
1551                                                                              <<
1552                                                                              24)
1553                                                                   ?
1554                                                                   " fog enable,"
1555                                                                   : "",
1556                                                                   (data[i] >>
1557                                                                    16) & 0xff,
1558                                                                   decode_compare_func
1559                                                                   (data[i] >>
1560                                                                    13),
1561                                                                   decode_stencil_op
1562                                                                   (data[i] >>
1563                                                                    10),
1564                                                                   decode_stencil_op
1565                                                                   (data[i] >>
1566                                                                    7),
1567                                                                   decode_stencil_op
1568                                                                   (data[i] >>
1569                                                                    4),
1570                                                                   data[i] & (1
1571                                                                              <<
1572                                                                              3)
1573                                                                   ?
1574                                                                   "stencil write enable, "
1575                                                                   : "",
1576                                                                   data[i] & (1
1577                                                                              <<
1578                                                                              2)
1579                                                                   ?
1580                                                                   "stencil test enable, "
1581                                                                   : "",
1582                                                                   data[i] & (1
1583                                                                              <<
1584                                                                              1)
1585                                                                   ?
1586                                                                   "color dither enable, "
1587                                                                   : "",
1588                                                                   data[i] & (1
1589                                                                              <<
1590                                                                              0)
1591                                                                   ?
1592                                                                   "logicop enable, "
1593                                                                   : "");
1594                                                 }
1595                                                 break;
1596                                         case 6:
1597                                                 instr_out(data, hw_offset, i,
1598                                                           "S6: %salpha_test=%s, alpha_ref=0x%x, "
1599                                                           "depth_test=%s, %ssrc_blnd_fct=%s, dst_blnd_fct=%s, "
1600                                                           "%s%stristrip_provoking_vertex=%i\n",
1601                                                           data[i] & (1 << 31) ?
1602                                                           "alpha test enable, "
1603                                                           : "",
1604                                                           decode_compare_func
1605                                                           (data[i] >> 28),
1606                                                           data[i] & (0xff <<
1607                                                                      20),
1608                                                           decode_compare_func
1609                                                           (data[i] >> 16),
1610                                                           data[i] & (1 << 15) ?
1611                                                           "cbuf blend enable, "
1612                                                           : "",
1613                                                           decode_blend_fact(data
1614                                                                             [i]
1615                                                                             >>
1616                                                                             8),
1617                                                           decode_blend_fact(data
1618                                                                             [i]
1619                                                                             >>
1620                                                                             4),
1621                                                           data[i] & (1 << 3) ?
1622                                                           "depth write enable, "
1623                                                           : "",
1624                                                           data[i] & (1 << 2) ?
1625                                                           "cbuf write enable, "
1626                                                           : "",
1627                                                           data[i] & (0x3));
1628                                                 break;
1629                                         case 7:
1630                                                 instr_out(data, hw_offset, i,
1631                                                           "S7: depth offset constant: 0x%08x\n",
1632                                                           data[i]);
1633                                                 break;
1634                                         }
1635                                 } else {
1636                                         instr_out(data, hw_offset, i,
1637                                                   "S%d: 0x%08x\n", i, data[i]);
1638                                 }
1639                                 i++;
1640                         }
1641                 }
1642                 if (len != i) {
1643                         fprintf(out,
1644                                 "Bad count in 3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
1645                         (*failures)++;
1646                 }
1647                 return len;
1648         case 0x03:
1649                 instr_out(data, hw_offset, 0,
1650                           "3DSTATE_LOAD_STATE_IMMEDIATE_2\n");
1651                 len = (data[0] & 0x0000000f) + 2;
1652                 i = 1;
1653                 for (word = 6; word <= 14; word++) {
1654                         if (data[0] & (1 << word)) {
1655                                 if (i >= count)
1656                                         BUFFER_FAIL(count, len,
1657                                                     "3DSTATE_LOAD_STATE_IMMEDIATE_2");
1658
1659                                 if (word == 6)
1660                                         instr_out(data, hw_offset, i++,
1661                                                   "TBCF\n");
1662                                 else if (word >= 7 && word <= 10) {
1663                                         instr_out(data, hw_offset, i++,
1664                                                   "TB%dC\n", word - 7);
1665                                         instr_out(data, hw_offset, i++,
1666                                                   "TB%dA\n", word - 7);
1667                                 } else if (word >= 11 && word <= 14) {
1668                                         instr_out(data, hw_offset, i,
1669                                                   "TM%dS0: offset=0x%08x, %s\n",
1670                                                   word - 11,
1671                                                   data[i] & 0xfffffffe,
1672                                                   data[i] & 1 ? "use fence" :
1673                                                   "");
1674                                         i++;
1675                                         instr_out(data, hw_offset, i,
1676                                                   "TM%dS1: height=%i, width=%i, %s\n",
1677                                                   word - 11, data[i] >> 21,
1678                                                   (data[i] >> 10) & 0x3ff,
1679                                                   data[i] & 2 ? (data[i] & 1 ?
1680                                                                  "y-tiled" :
1681                                                                  "x-tiled") :
1682                                                   "");
1683                                         i++;
1684                                         instr_out(data, hw_offset, i,
1685                                                   "TM%dS2: pitch=%i, \n",
1686                                                   word - 11,
1687                                                   ((data[i] >> 21) + 1) * 4);
1688                                         i++;
1689                                         instr_out(data, hw_offset, i++,
1690                                                   "TM%dS3\n", word - 11);
1691                                         instr_out(data, hw_offset, i++,
1692                                                   "TM%dS4: dflt color\n",
1693                                                   word - 11);
1694                                 }
1695                         }
1696                 }
1697                 if (len != i) {
1698                         fprintf(out,
1699                                 "Bad count in 3DSTATE_LOAD_STATE_IMMEDIATE_2\n");
1700                         (*failures)++;
1701                 }
1702                 return len;
1703         case 0x00:
1704                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_STATE\n");
1705                 len = (data[0] & 0x0000003f) + 2;
1706                 instr_out(data, hw_offset, 1, "mask\n");
1707
1708                 i = 2;
1709                 for (map = 0; map <= 15; map++) {
1710                         if (data[1] & (1 << map)) {
1711                                 int width, height, pitch, dword;
1712                                 const char *tiling;
1713
1714                                 if (i + 3 >= count)
1715                                         BUFFER_FAIL(count, len,
1716                                                     "3DSTATE_MAP_STATE");
1717
1718                                 dword = data[i];
1719                                 instr_out(data, hw_offset, i++,
1720                                           "map %d MS2 %s%s%s\n", map,
1721                                           dword & (1 << 31) ?
1722                                           "untrusted surface, " : "",
1723                                           dword & (1 << 1) ?
1724                                           "vertical line stride enable, " : "",
1725                                           dword & (1 << 0) ?
1726                                           "vertical ofs enable, " : "");
1727
1728                                 dword = data[i];
1729                                 width = ((dword >> 10) & ((1 << 11) - 1)) + 1;
1730                                 height = ((dword >> 21) & ((1 << 11) - 1)) + 1;
1731
1732                                 tiling = "none";
1733                                 if (dword & (1 << 2))
1734                                         tiling = "fenced";
1735                                 else if (dword & (1 << 1))
1736                                         tiling = dword & (1 << 0) ? "Y" : "X";
1737                                 type = " BAD";
1738                                 format = "BAD";
1739                                 switch ((dword >> 7) & 0x7) {
1740                                 case 1:
1741                                         type = "8b";
1742                                         switch ((dword >> 3) & 0xf) {
1743                                         case 0:
1744                                                 format = "I";
1745                                                 break;
1746                                         case 1:
1747                                                 format = "L";
1748                                                 break;
1749                                         case 4:
1750                                                 format = "A";
1751                                                 break;
1752                                         case 5:
1753                                                 format = " mono";
1754                                                 break;
1755                                         }
1756                                         break;
1757                                 case 2:
1758                                         type = "16b";
1759                                         switch ((dword >> 3) & 0xf) {
1760                                         case 0:
1761                                                 format = " rgb565";
1762                                                 break;
1763                                         case 1:
1764                                                 format = " argb1555";
1765                                                 break;
1766                                         case 2:
1767                                                 format = " argb4444";
1768                                                 break;
1769                                         case 5:
1770                                                 format = " ay88";
1771                                                 break;
1772                                         case 6:
1773                                                 format = " bump655";
1774                                                 break;
1775                                         case 7:
1776                                                 format = "I";
1777                                                 break;
1778                                         case 8:
1779                                                 format = "L";
1780                                                 break;
1781                                         case 9:
1782                                                 format = "A";
1783                                                 break;
1784                                         }
1785                                         break;
1786                                 case 3:
1787                                         type = "32b";
1788                                         switch ((dword >> 3) & 0xf) {
1789                                         case 0:
1790                                                 format = " argb8888";
1791                                                 break;
1792                                         case 1:
1793                                                 format = " abgr8888";
1794                                                 break;
1795                                         case 2:
1796                                                 format = " xrgb8888";
1797                                                 break;
1798                                         case 3:
1799                                                 format = " xbgr8888";
1800                                                 break;
1801                                         case 4:
1802                                                 format = " qwvu8888";
1803                                                 break;
1804                                         case 5:
1805                                                 format = " axvu8888";
1806                                                 break;
1807                                         case 6:
1808                                                 format = " lxvu8888";
1809                                                 break;
1810                                         case 7:
1811                                                 format = " xlvu8888";
1812                                                 break;
1813                                         case 8:
1814                                                 format = " argb2101010";
1815                                                 break;
1816                                         case 9:
1817                                                 format = " abgr2101010";
1818                                                 break;
1819                                         case 10:
1820                                                 format = " awvu2101010";
1821                                                 break;
1822                                         case 11:
1823                                                 format = " gr1616";
1824                                                 break;
1825                                         case 12:
1826                                                 format = " vu1616";
1827                                                 break;
1828                                         case 13:
1829                                                 format = " xI824";
1830                                                 break;
1831                                         case 14:
1832                                                 format = " xA824";
1833                                                 break;
1834                                         case 15:
1835                                                 format = " xL824";
1836                                                 break;
1837                                         }
1838                                         break;
1839                                 case 5:
1840                                         type = "422";
1841                                         switch ((dword >> 3) & 0xf) {
1842                                         case 0:
1843                                                 format = " yuv_swapy";
1844                                                 break;
1845                                         case 1:
1846                                                 format = " yuv";
1847                                                 break;
1848                                         case 2:
1849                                                 format = " yuv_swapuv";
1850                                                 break;
1851                                         case 3:
1852                                                 format = " yuv_swapuvy";
1853                                                 break;
1854                                         }
1855                                         break;
1856                                 case 6:
1857                                         type = "compressed";
1858                                         switch ((dword >> 3) & 0x7) {
1859                                         case 0:
1860                                                 format = " dxt1";
1861                                                 break;
1862                                         case 1:
1863                                                 format = " dxt2_3";
1864                                                 break;
1865                                         case 2:
1866                                                 format = " dxt4_5";
1867                                                 break;
1868                                         case 3:
1869                                                 format = " fxt1";
1870                                                 break;
1871                                         case 4:
1872                                                 format = " dxt1_rb";
1873                                                 break;
1874                                         }
1875                                         break;
1876                                 case 7:
1877                                         type = "4b indexed";
1878                                         switch ((dword >> 3) & 0xf) {
1879                                         case 7:
1880                                                 format = " argb8888";
1881                                                 break;
1882                                         }
1883                                         break;
1884                                 }
1885                                 dword = data[i];
1886                                 instr_out(data, hw_offset, i++,
1887                                           "map %d MS3 [width=%d, height=%d, format=%s%s, tiling=%s%s]\n",
1888                                           map, width, height, type, format,
1889                                           tiling,
1890                                           dword & (1 << 9) ? " palette select" :
1891                                           "");
1892
1893                                 dword = data[i];
1894                                 pitch =
1895                                     4 * (((dword >> 21) & ((1 << 11) - 1)) + 1);
1896                                 instr_out(data, hw_offset, i++,
1897                                           "map %d MS4 [pitch=%d, max_lod=%i, vol_depth=%i, cube_face_ena=%x, %s]\n",
1898                                           map, pitch, (dword >> 9) & 0x3f,
1899                                           dword & 0xff, (dword >> 15) & 0x3f,
1900                                           dword & (1 << 8) ? "miplayout legacy"
1901                                           : "miplayout right");
1902                         }
1903                 }
1904                 if (len != i) {
1905                         fprintf(out, "Bad count in 3DSTATE_MAP_STATE\n");
1906                         (*failures)++;
1907                         return len;
1908                 }
1909                 return len;
1910         case 0x06:
1911                 instr_out(data, hw_offset, 0,
1912                           "3DSTATE_PIXEL_SHADER_CONSTANTS\n");
1913                 len = (data[0] & 0x000000ff) + 2;
1914
1915                 i = 2;
1916                 for (c = 0; c <= 31; c++) {
1917                         if (data[1] & (1 << c)) {
1918                                 if (i + 4 >= count)
1919                                         BUFFER_FAIL(count, len,
1920                                                     "3DSTATE_PIXEL_SHADER_CONSTANTS");
1921                                 instr_out(data, hw_offset, i, "C%d.X = %f\n", c,
1922                                           int_as_float(data[i]));
1923                                 i++;
1924                                 instr_out(data, hw_offset, i, "C%d.Y = %f\n",
1925                                           c, int_as_float(data[i]));
1926                                 i++;
1927                                 instr_out(data, hw_offset, i, "C%d.Z = %f\n",
1928                                           c, int_as_float(data[i]));
1929                                 i++;
1930                                 instr_out(data, hw_offset, i, "C%d.W = %f\n",
1931                                           c, int_as_float(data[i]));
1932                                 i++;
1933                         }
1934                 }
1935                 if (len != i) {
1936                         fprintf(out,
1937                                 "Bad count in 3DSTATE_PIXEL_SHADER_CONSTANTS\n");
1938                         (*failures)++;
1939                 }
1940                 return len;
1941         case 0x05:
1942                 instr_out(data, hw_offset, 0, "3DSTATE_PIXEL_SHADER_PROGRAM\n");
1943                 len = (data[0] & 0x000000ff) + 2;
1944                 if ((len - 1) % 3 != 0 || len > 370) {
1945                         fprintf(out,
1946                                 "Bad count in 3DSTATE_PIXEL_SHADER_PROGRAM\n");
1947                         (*failures)++;
1948                 }
1949                 i = 1;
1950                 for (instr = 0; instr < (len - 1) / 3; instr++) {
1951                         char instr_prefix[10];
1952
1953                         if (i + 3 >= count)
1954                                 BUFFER_FAIL(count, len,
1955                                             "3DSTATE_PIXEL_SHADER_PROGRAM");
1956                         sprintf(instr_prefix, "PS%03d", instr);
1957                         i915_decode_instruction(data, hw_offset, i,
1958                                                 instr_prefix);
1959                         i += 3;
1960                 }
1961                 return len;
1962         case 0x01:
1963                 if (IS_GEN2(devid))
1964                         break;
1965                 instr_out(data, hw_offset, 0, "3DSTATE_SAMPLER_STATE\n");
1966                 instr_out(data, hw_offset, 1, "mask\n");
1967                 len = (data[0] & 0x0000003f) + 2;
1968                 i = 2;
1969                 for (sampler = 0; sampler <= 15; sampler++) {
1970                         if (data[1] & (1 << sampler)) {
1971                                 uint32_t dword;
1972                                 const char *mip_filter = "";
1973                                 if (i + 3 >= count)
1974                                         BUFFER_FAIL(count, len,
1975                                                     "3DSTATE_SAMPLER_STATE");
1976                                 dword = data[i];
1977                                 switch ((dword >> 20) & 0x3) {
1978                                 case 0:
1979                                         mip_filter = "none";
1980                                         break;
1981                                 case 1:
1982                                         mip_filter = "nearest";
1983                                         break;
1984                                 case 3:
1985                                         mip_filter = "linear";
1986                                         break;
1987                                 }
1988                                 instr_out(data, hw_offset, i++,
1989                                           "sampler %d SS2:%s%s%s "
1990                                           "base_mip_level=%i, mip_filter=%s, mag_filter=%s, min_filter=%s "
1991                                           "lod_bias=%.2f,%s max_aniso=%i, shadow_func=%s\n",
1992                                           sampler,
1993                                           dword & (1 << 31) ? " reverse gamma,"
1994                                           : "",
1995                                           dword & (1 << 30) ? " packed2planar,"
1996                                           : "",
1997                                           dword & (1 << 29) ?
1998                                           " colorspace conversion," : "",
1999                                           (dword >> 22) & 0x1f, mip_filter,
2000                                           decode_sample_filter(dword >> 17),
2001                                           decode_sample_filter(dword >> 14),
2002                                           ((dword >> 5) & 0x1ff) / (0x10 * 1.0),
2003                                           dword & (1 << 4) ? " shadow," : "",
2004                                           dword & (1 << 3) ? 4 : 2,
2005                                           decode_compare_func(dword));
2006                                 dword = data[i];
2007                                 instr_out(data, hw_offset, i++,
2008                                           "sampler %d SS3: min_lod=%.2f,%s "
2009                                           "tcmode_x=%s, tcmode_y=%s, tcmode_z=%s,%s texmap_idx=%i,%s\n",
2010                                           sampler,
2011                                           ((dword >> 24) & 0xff) / (0x10 * 1.0),
2012                                           dword & (1 << 17) ?
2013                                           " kill pixel enable," : "",
2014                                           decode_tex_coord_mode(dword >> 12),
2015                                           decode_tex_coord_mode(dword >> 9),
2016                                           decode_tex_coord_mode(dword >> 6),
2017                                           dword & (1 << 5) ?
2018                                           " normalized coords," : "",
2019                                           (dword >> 1) & 0xf,
2020                                           dword & (1 << 0) ? " deinterlacer," :
2021                                           "");
2022                                 dword = data[i];
2023                                 instr_out(data, hw_offset, i++,
2024                                           "sampler %d SS4: border color\n",
2025                                           sampler,
2026                                           ((dword >> 24) & 0xff) / (0x10 * 1.0),
2027                                           dword);
2028                         }
2029                 }
2030                 if (len != i) {
2031                         fprintf(out, "Bad count in 3DSTATE_SAMPLER_STATE\n");
2032                         (*failures)++;
2033                 }
2034                 return len;
2035         case 0x85:
2036                 len = (data[0] & 0x0000000f) + 2;
2037
2038                 if (len != 2)
2039                         fprintf(out,
2040                                 "Bad count in 3DSTATE_DEST_BUFFER_VARIABLES\n");
2041                 if (count < 2)
2042                         BUFFER_FAIL(count, len,
2043                                     "3DSTATE_DEST_BUFFER_VARIABLES");
2044
2045                 instr_out(data, hw_offset, 0,
2046                           "3DSTATE_DEST_BUFFER_VARIABLES\n");
2047
2048                 switch ((data[1] >> 8) & 0xf) {
2049                 case 0x0:
2050                         format = "g8";
2051                         break;
2052                 case 0x1:
2053                         format = "x1r5g5b5";
2054                         break;
2055                 case 0x2:
2056                         format = "r5g6b5";
2057                         break;
2058                 case 0x3:
2059                         format = "a8r8g8b8";
2060                         break;
2061                 case 0x4:
2062                         format = "ycrcb_swapy";
2063                         break;
2064                 case 0x5:
2065                         format = "ycrcb_normal";
2066                         break;
2067                 case 0x6:
2068                         format = "ycrcb_swapuv";
2069                         break;
2070                 case 0x7:
2071                         format = "ycrcb_swapuvy";
2072                         break;
2073                 case 0x8:
2074                         format = "a4r4g4b4";
2075                         break;
2076                 case 0x9:
2077                         format = "a1r5g5b5";
2078                         break;
2079                 case 0xa:
2080                         format = "a2r10g10b10";
2081                         break;
2082                 default:
2083                         format = "BAD";
2084                         break;
2085                 }
2086                 switch ((data[1] >> 2) & 0x3) {
2087                 case 0x0:
2088                         zformat = "u16";
2089                         break;
2090                 case 0x1:
2091                         zformat = "f16";
2092                         break;
2093                 case 0x2:
2094                         zformat = "u24x8";
2095                         break;
2096                 default:
2097                         zformat = "BAD";
2098                         break;
2099                 }
2100                 instr_out(data, hw_offset, 1,
2101                           "%s format, %s depth format, early Z %sabled\n",
2102                           format, zformat,
2103                           (data[1] & (1 << 31)) ? "en" : "dis");
2104                 return len;
2105
2106         case 0x8e:
2107                 {
2108                         const char *name, *tiling;
2109
2110                         len = (data[0] & 0x0000000f) + 2;
2111                         if (len != 3)
2112                                 fprintf(out,
2113                                         "Bad count in 3DSTATE_BUFFER_INFO\n");
2114                         if (count < 3)
2115                                 BUFFER_FAIL(count, len, "3DSTATE_BUFFER_INFO");
2116
2117                         switch ((data[1] >> 24) & 0x7) {
2118                         case 0x3:
2119                                 name = "color";
2120                                 break;
2121                         case 0x7:
2122                                 name = "depth";
2123                                 break;
2124                         default:
2125                                 name = "unknown";
2126                                 break;
2127                         }
2128
2129                         tiling = "none";
2130                         if (data[1] & (1 << 23))
2131                                 tiling = "fenced";
2132                         else if (data[1] & (1 << 22))
2133                                 tiling = data[1] & (1 << 21) ? "Y" : "X";
2134
2135                         instr_out(data, hw_offset, 0, "3DSTATE_BUFFER_INFO\n");
2136                         instr_out(data, hw_offset, 1,
2137                                   "%s, tiling = %s, pitch=%d\n", name, tiling,
2138                                   data[1] & 0xffff);
2139
2140                         instr_out(data, hw_offset, 2, "address\n");
2141                         return len;
2142                 }
2143         case 0x81:
2144                 len = (data[0] & 0x0000000f) + 2;
2145
2146                 if (len != 3)
2147                         fprintf(out,
2148                                 "Bad count in 3DSTATE_SCISSOR_RECTANGLE\n");
2149                 if (count < 3)
2150                         BUFFER_FAIL(count, len, "3DSTATE_SCISSOR_RECTANGLE");
2151
2152                 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_RECTANGLE\n");
2153                 instr_out(data, hw_offset, 1, "(%d,%d)\n",
2154                           data[1] & 0xffff, data[1] >> 16);
2155                 instr_out(data, hw_offset, 2, "(%d,%d)\n",
2156                           data[2] & 0xffff, data[2] >> 16);
2157
2158                 return len;
2159         case 0x80:
2160                 len = (data[0] & 0x0000000f) + 2;
2161
2162                 if (len != 5)
2163                         fprintf(out,
2164                                 "Bad count in 3DSTATE_DRAWING_RECTANGLE\n");
2165                 if (count < 5)
2166                         BUFFER_FAIL(count, len, "3DSTATE_DRAWING_RECTANGLE");
2167
2168                 instr_out(data, hw_offset, 0, "3DSTATE_DRAWING_RECTANGLE\n");
2169                 instr_out(data, hw_offset, 1, "%s\n",
2170                           data[1] & (1 << 30) ? "depth ofs disabled " : "");
2171                 instr_out(data, hw_offset, 2, "(%d,%d)\n",
2172                           data[2] & 0xffff, data[2] >> 16);
2173                 instr_out(data, hw_offset, 3, "(%d,%d)\n",
2174                           data[3] & 0xffff, data[3] >> 16);
2175                 instr_out(data, hw_offset, 4, "(%d,%d)\n",
2176                           data[4] & 0xffff, data[4] >> 16);
2177
2178                 return len;
2179         case 0x9c:
2180                 len = (data[0] & 0x0000000f) + 2;
2181
2182                 if (len != 7)
2183                         fprintf(out, "Bad count in 3DSTATE_CLEAR_PARAMETERS\n");
2184                 if (count < 7)
2185                         BUFFER_FAIL(count, len, "3DSTATE_CLEAR_PARAMETERS");
2186
2187                 instr_out(data, hw_offset, 0, "3DSTATE_CLEAR_PARAMETERS\n");
2188                 instr_out(data, hw_offset, 1, "prim_type=%s, clear=%s%s%s\n",
2189                           data[1] & (1 << 16) ? "CLEAR_RECT" : "ZONE_INIT",
2190                           data[1] & (1 << 2) ? "color," : "",
2191                           data[1] & (1 << 1) ? "depth," : "",
2192                           data[1] & (1 << 0) ? "stencil," : "");
2193                 instr_out(data, hw_offset, 2, "clear color\n");
2194                 instr_out(data, hw_offset, 3, "clear depth/stencil\n");
2195                 instr_out(data, hw_offset, 4, "color value (rgba8888)\n");
2196                 instr_out(data, hw_offset, 5, "depth value %f\n",
2197                           int_as_float(data[5]));
2198                 instr_out(data, hw_offset, 6, "clear stencil\n");
2199                 return len;
2200         }
2201
2202         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d_1d); idx++) {
2203                 opcode_3d_1d = &opcodes_3d_1d[idx];
2204                 if (opcode_3d_1d->i830_only && !IS_GEN2(devid))
2205                         continue;
2206
2207                 if (((data[0] & 0x00ff0000) >> 16) == opcode_3d_1d->opcode) {
2208                         len = 1;
2209
2210                         instr_out(data, hw_offset, 0, "%s\n",
2211                                   opcode_3d_1d->name);
2212                         if (opcode_3d_1d->max_len > 1) {
2213                                 len = (data[0] & 0x0000ffff) + 2;
2214                                 if (len < opcode_3d_1d->min_len ||
2215                                     len > opcode_3d_1d->max_len) {
2216                                         fprintf(out, "Bad count in %s\n",
2217                                                 opcode_3d_1d->name);
2218                                         (*failures)++;
2219                                 }
2220                         }
2221
2222                         for (i = 1; i < len; i++) {
2223                                 if (i >= count)
2224                                         BUFFER_FAIL(count, len,
2225                                                     opcode_3d_1d->name);
2226                                 instr_out(data, hw_offset, i, "dword %d\n", i);
2227                         }
2228
2229                         return len;
2230                 }
2231         }
2232
2233         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_1d opcode = 0x%x\n",
2234                   opcode);
2235         (*failures)++;
2236         return 1;
2237 }
2238
2239 static int
2240 decode_3d_primitive(uint32_t *data, uint32_t count, uint32_t hw_offset,
2241                     int *failures)
2242 {
2243         char immediate = (data[0] & (1 << 23)) == 0;
2244         unsigned int len, i, j, ret;
2245         const char *primtype;
2246         int original_s2 = saved_s2;
2247         int original_s4 = saved_s4;
2248
2249         switch ((data[0] >> 18) & 0xf) {
2250         case 0x0:
2251                 primtype = "TRILIST";
2252                 break;
2253         case 0x1:
2254                 primtype = "TRISTRIP";
2255                 break;
2256         case 0x2:
2257                 primtype = "TRISTRIP_REVERSE";
2258                 break;
2259         case 0x3:
2260                 primtype = "TRIFAN";
2261                 break;
2262         case 0x4:
2263                 primtype = "POLYGON";
2264                 break;
2265         case 0x5:
2266                 primtype = "LINELIST";
2267                 break;
2268         case 0x6:
2269                 primtype = "LINESTRIP";
2270                 break;
2271         case 0x7:
2272                 primtype = "RECTLIST";
2273                 break;
2274         case 0x8:
2275                 primtype = "POINTLIST";
2276                 break;
2277         case 0x9:
2278                 primtype = "DIB";
2279                 break;
2280         case 0xa:
2281                 primtype = "CLEAR_RECT";
2282                 saved_s4 = 3 << 6;
2283                 saved_s2 = ~0;
2284                 break;
2285         default:
2286                 primtype = "unknown";
2287                 break;
2288         }
2289
2290         /* XXX: 3DPRIM_DIB not supported */
2291         if (immediate) {
2292                 len = (data[0] & 0x0003ffff) + 2;
2293                 instr_out(data, hw_offset, 0, "3DPRIMITIVE inline %s\n",
2294                           primtype);
2295                 if (count < len)
2296                         BUFFER_FAIL(count, len, "3DPRIMITIVE inline");
2297                 if (!saved_s2_set || !saved_s4_set) {
2298                         fprintf(out, "unknown vertex format\n");
2299                         for (i = 1; i < len; i++) {
2300                                 instr_out(data, hw_offset, i,
2301                                           "           vertex data (%f float)\n",
2302                                           int_as_float(data[i]));
2303                         }
2304                 } else {
2305                         unsigned int vertex = 0;
2306                         for (i = 1; i < len;) {
2307                                 unsigned int tc;
2308
2309 #define VERTEX_OUT(fmt, ...) do {                                       \
2310     if (i < len)                                                        \
2311         instr_out(data, hw_offset, i, " V%d."fmt"\n", vertex, __VA_ARGS__); \
2312     else                                                                \
2313         fprintf(out, " missing data in V%d\n", vertex);                 \
2314     i++;                                                                \
2315 } while (0)
2316
2317                                 VERTEX_OUT("X = %f", int_as_float(data[i]));
2318                                 VERTEX_OUT("Y = %f", int_as_float(data[i]));
2319                                 switch (saved_s4 >> 6 & 0x7) {
2320                                 case 0x1:
2321                                         VERTEX_OUT("Z = %f",
2322                                                    int_as_float(data[i]));
2323                                         break;
2324                                 case 0x2:
2325                                         VERTEX_OUT("Z = %f",
2326                                                    int_as_float(data[i]));
2327                                         VERTEX_OUT("W = %f",
2328                                                    int_as_float(data[i]));
2329                                         break;
2330                                 case 0x3:
2331                                         break;
2332                                 case 0x4:
2333                                         VERTEX_OUT("W = %f",
2334                                                    int_as_float(data[i]));
2335                                         break;
2336                                 default:
2337                                         fprintf(out, "bad S4 position mask\n");
2338                                 }
2339
2340                                 if (saved_s4 & (1 << 10)) {
2341                                         VERTEX_OUT
2342                                             ("color = (A=0x%02x, R=0x%02x, G=0x%02x, "
2343                                              "B=0x%02x)", data[i] >> 24,
2344                                              (data[i] >> 16) & 0xff,
2345                                              (data[i] >> 8) & 0xff,
2346                                              data[i] & 0xff);
2347                                 }
2348                                 if (saved_s4 & (1 << 11)) {
2349                                         VERTEX_OUT
2350                                             ("spec = (A=0x%02x, R=0x%02x, G=0x%02x, "
2351                                              "B=0x%02x)", data[i] >> 24,
2352                                              (data[i] >> 16) & 0xff,
2353                                              (data[i] >> 8) & 0xff,
2354                                              data[i] & 0xff);
2355                                 }
2356                                 if (saved_s4 & (1 << 12))
2357                                         VERTEX_OUT("width = 0x%08x)", data[i]);
2358
2359                                 for (tc = 0; tc <= 7; tc++) {
2360                                         switch ((saved_s2 >> (tc * 4)) & 0xf) {
2361                                         case 0x0:
2362                                                 VERTEX_OUT("T%d.X = %f", tc,
2363                                                            int_as_float(data
2364                                                                         [i]));
2365                                                 VERTEX_OUT("T%d.Y = %f", tc,
2366                                                            int_as_float(data
2367                                                                         [i]));
2368                                                 break;
2369                                         case 0x1:
2370                                                 VERTEX_OUT("T%d.X = %f", tc,
2371                                                            int_as_float(data
2372                                                                         [i]));
2373                                                 VERTEX_OUT("T%d.Y = %f", tc,
2374                                                            int_as_float(data
2375                                                                         [i]));
2376                                                 VERTEX_OUT("T%d.Z = %f", tc,
2377                                                            int_as_float(data
2378                                                                         [i]));
2379                                                 break;
2380                                         case 0x2:
2381                                                 VERTEX_OUT("T%d.X = %f", tc,
2382                                                            int_as_float(data
2383                                                                         [i]));
2384                                                 VERTEX_OUT("T%d.Y = %f", tc,
2385                                                            int_as_float(data
2386                                                                         [i]));
2387                                                 VERTEX_OUT("T%d.Z = %f", tc,
2388                                                            int_as_float(data
2389                                                                         [i]));
2390                                                 VERTEX_OUT("T%d.W = %f", tc,
2391                                                            int_as_float(data
2392                                                                         [i]));
2393                                                 break;
2394                                         case 0x3:
2395                                                 VERTEX_OUT("T%d.X = %f", tc,
2396                                                            int_as_float(data
2397                                                                         [i]));
2398                                                 break;
2399                                         case 0x4:
2400                                                 VERTEX_OUT
2401                                                     ("T%d.XY = 0x%08x half-float",
2402                                                      tc, data[i]);
2403                                                 break;
2404                                         case 0x5:
2405                                                 VERTEX_OUT
2406                                                     ("T%d.XY = 0x%08x half-float",
2407                                                      tc, data[i]);
2408                                                 VERTEX_OUT
2409                                                     ("T%d.ZW = 0x%08x half-float",
2410                                                      tc, data[i]);
2411                                                 break;
2412                                         case 0xf:
2413                                                 break;
2414                                         default:
2415                                                 fprintf(out,
2416                                                         "bad S2.T%d format\n",
2417                                                         tc);
2418                                         }
2419                                 }
2420                                 vertex++;
2421                         }
2422                 }
2423
2424                 ret = len;
2425         } else {
2426                 /* indirect vertices */
2427                 len = data[0] & 0x0000ffff;     /* index count */
2428                 if (data[0] & (1 << 17)) {
2429                         /* random vertex access */
2430                         if (count < (len + 1) / 2 + 1) {
2431                                 BUFFER_FAIL(count, (len + 1) / 2 + 1,
2432                                             "3DPRIMITIVE random indirect");
2433                         }
2434                         instr_out(data, hw_offset, 0,
2435                                   "3DPRIMITIVE random indirect %s (%d)\n",
2436                                   primtype, len);
2437                         if (len == 0) {
2438                                 /* vertex indices continue until 0xffff is
2439                                  * found
2440                                  */
2441                                 for (i = 1; i < count; i++) {
2442                                         if ((data[i] & 0xffff) == 0xffff) {
2443                                                 instr_out(data, hw_offset, i,
2444                                                           "    indices: (terminator)\n");
2445                                                 ret = i;
2446                                                 goto out;
2447                                         } else if ((data[i] >> 16) == 0xffff) {
2448                                                 instr_out(data, hw_offset, i,
2449                                                           "    indices: 0x%04x, (terminator)\n",
2450                                                           data[i] & 0xffff);
2451                                                 ret = i;
2452                                                 goto out;
2453                                         } else {
2454                                                 instr_out(data, hw_offset, i,
2455                                                           "    indices: 0x%04x, 0x%04x\n",
2456                                                           data[i] & 0xffff,
2457                                                           data[i] >> 16);
2458                                         }
2459                                 }
2460                                 fprintf(out,
2461                                         "3DPRIMITIVE: no terminator found in index buffer\n");
2462                                 (*failures)++;
2463                                 ret = count;
2464                                 goto out;
2465                         } else {
2466                                 /* fixed size vertex index buffer */
2467                                 for (j = 1, i = 0; i < len; i += 2, j++) {
2468                                         if (i * 2 == len - 1) {
2469                                                 instr_out(data, hw_offset, j,
2470                                                           "    indices: 0x%04x\n",
2471                                                           data[j] & 0xffff);
2472                                         } else {
2473                                                 instr_out(data, hw_offset, j,
2474                                                           "    indices: 0x%04x, 0x%04x\n",
2475                                                           data[j] & 0xffff,
2476                                                           data[j] >> 16);
2477                                         }
2478                                 }
2479                         }
2480                         ret = (len + 1) / 2 + 1;
2481                         goto out;
2482                 } else {
2483                         /* sequential vertex access */
2484                         if (count < 2)
2485                                 BUFFER_FAIL(count, 2,
2486                                             "3DPRIMITIVE seq indirect");
2487                         instr_out(data, hw_offset, 0,
2488                                   "3DPRIMITIVE sequential indirect %s, %d starting from "
2489                                   "%d\n", primtype, len, data[1] & 0xffff);
2490                         instr_out(data, hw_offset, 1, "           start\n");
2491                         ret = 2;
2492                         goto out;
2493                 }
2494         }
2495
2496 out:
2497         saved_s2 = original_s2;
2498         saved_s4 = original_s4;
2499         return ret;
2500 }
2501
2502 static int
2503 decode_3d(uint32_t *data, uint32_t count, uint32_t hw_offset, uint32_t devid,
2504           int *failures)
2505 {
2506         uint32_t opcode;
2507         unsigned int idx;
2508
2509         struct {
2510                 uint32_t opcode;
2511                 unsigned int min_len;
2512                 unsigned int max_len;
2513                 const char *name;
2514         } opcodes_3d[] = {
2515                 { 0x06, 1, 1, "3DSTATE_ANTI_ALIASING" },
2516                 { 0x08, 1, 1, "3DSTATE_BACKFACE_STENCIL_OPS" },
2517                 { 0x09, 1, 1, "3DSTATE_BACKFACE_STENCIL_MASKS" },
2518                 { 0x16, 1, 1, "3DSTATE_COORD_SET_BINDINGS" },
2519                 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
2520                 { 0x0b, 1, 1, "3DSTATE_INDEPENDENT_ALPHA_BLEND" },
2521                 { 0x0d, 1, 1, "3DSTATE_MODES_4" },
2522                 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
2523                 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES"},
2524         }, *opcode_3d;
2525
2526         opcode = (data[0] & 0x1f000000) >> 24;
2527
2528         switch (opcode) {
2529         case 0x1f:
2530                 return decode_3d_primitive(data, count, hw_offset, failures);
2531         case 0x1d:
2532                 return decode_3d_1d(data, count, hw_offset, devid, failures);
2533         case 0x1c:
2534                 return decode_3d_1c(data, count, hw_offset, failures);
2535         }
2536
2537         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
2538                 opcode_3d = &opcodes_3d[idx];
2539                 if (opcode == opcode_3d->opcode) {
2540                         unsigned int len = 1, i;
2541
2542                         instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
2543                         if (opcode_3d->max_len > 1) {
2544                                 len = (data[0] & 0xff) + 2;
2545                                 if (len < opcode_3d->min_len ||
2546                                     len > opcode_3d->max_len) {
2547                                         fprintf(out, "Bad count in %s\n",
2548                                                 opcode_3d->name);
2549                                 }
2550                         }
2551
2552                         for (i = 1; i < len; i++) {
2553                                 if (i >= count)
2554                                         BUFFER_FAIL(count, len,
2555                                                     opcode_3d->name);
2556                                 instr_out(data, hw_offset, i, "dword %d\n", i);
2557                         }
2558                         return len;
2559                 }
2560         }
2561
2562         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d opcode = 0x%x\n", opcode);
2563         (*failures)++;
2564         return 1;
2565 }
2566
2567 static const char *get_965_surfacetype(unsigned int surfacetype)
2568 {
2569         switch (surfacetype) {
2570         case 0:
2571                 return "1D";
2572         case 1:
2573                 return "2D";
2574         case 2:
2575                 return "3D";
2576         case 3:
2577                 return "CUBE";
2578         case 4:
2579                 return "BUFFER";
2580         case 7:
2581                 return "NULL";
2582         default:
2583                 return "unknown";
2584         }
2585 }
2586
2587 static const char *get_965_depthformat(unsigned int depthformat)
2588 {
2589         switch (depthformat) {
2590         case 0:
2591                 return "s8_z24float";
2592         case 1:
2593                 return "z32float";
2594         case 2:
2595                 return "z24s8";
2596         case 5:
2597                 return "z16";
2598         default:
2599                 return "unknown";
2600         }
2601 }
2602
2603 static const char *get_965_element_component(uint32_t data, int component)
2604 {
2605         uint32_t component_control = (data >> (16 + (3 - component) * 4)) & 0x7;
2606
2607         switch (component_control) {
2608         case 0:
2609                 return "nostore";
2610         case 1:
2611                 switch (component) {
2612                 case 0:
2613                         return "X";
2614                 case 1:
2615                         return "Y";
2616                 case 2:
2617                         return "Z";
2618                 case 3:
2619                         return "W";
2620                 default:
2621                         return "fail";
2622                 }
2623         case 2:
2624                 return "0.0";
2625         case 3:
2626                 return "1.0";
2627         case 4:
2628                 return "0x1";
2629         case 5:
2630                 return "VID";
2631         default:
2632                 return "fail";
2633         }
2634 }
2635
2636 static const char *get_965_prim_type(uint32_t data)
2637 {
2638         uint32_t primtype = (data >> 10) & 0x1f;
2639
2640         switch (primtype) {
2641         case 0x01:
2642                 return "point list";
2643         case 0x02:
2644                 return "line list";
2645         case 0x03:
2646                 return "line strip";
2647         case 0x04:
2648                 return "tri list";
2649         case 0x05:
2650                 return "tri strip";
2651         case 0x06:
2652                 return "tri fan";
2653         case 0x07:
2654                 return "quad list";
2655         case 0x08:
2656                 return "quad strip";
2657         case 0x09:
2658                 return "line list adj";
2659         case 0x0a:
2660                 return "line strip adj";
2661         case 0x0b:
2662                 return "tri list adj";
2663         case 0x0c:
2664                 return "tri strip adj";
2665         case 0x0d:
2666                 return "tri strip reverse";
2667         case 0x0e:
2668                 return "polygon";
2669         case 0x0f:
2670                 return "rect list";
2671         case 0x10:
2672                 return "line loop";
2673         case 0x11:
2674                 return "point list bf";
2675         case 0x12:
2676                 return "line strip cont";
2677         case 0x13:
2678                 return "line strip bf";
2679         case 0x14:
2680                 return "line strip cont bf";
2681         case 0x15:
2682                 return "tri fan no stipple";
2683         default:
2684                 return "fail";
2685         }
2686 }
2687
2688 static int
2689 i965_decode_urb_fence(uint32_t *data, uint32_t hw_offset, int len, uint32_t count,
2690                       int *failures)
2691 {
2692         uint32_t vs_fence, clip_fence, gs_fence, sf_fence, vfe_fence, cs_fence;
2693
2694         if (len != 3)
2695                 fprintf(out, "Bad count in URB_FENCE\n");
2696         if (count < 3)
2697                 BUFFER_FAIL(count, len, "URB_FENCE");
2698
2699         vs_fence = data[1] & 0x3ff;
2700         gs_fence = (data[1] >> 10) & 0x3ff;
2701         clip_fence = (data[1] >> 20) & 0x3ff;
2702         sf_fence = data[2] & 0x3ff;
2703         vfe_fence = (data[2] >> 10) & 0x3ff;
2704         cs_fence = (data[2] >> 20) & 0x7ff;
2705
2706         instr_out(data, hw_offset, 0, "URB_FENCE: %s%s%s%s%s%s\n",
2707                   (data[0] >> 13) & 1 ? "cs " : "",
2708                   (data[0] >> 12) & 1 ? "vfe " : "",
2709                   (data[0] >> 11) & 1 ? "sf " : "",
2710                   (data[0] >> 10) & 1 ? "clip " : "",
2711                   (data[0] >> 9) & 1 ? "gs " : "",
2712                   (data[0] >> 8) & 1 ? "vs " : "");
2713         instr_out(data, hw_offset, 1,
2714                   "vs fence: %d, clip_fence: %d, gs_fence: %d\n",
2715                   vs_fence, clip_fence, gs_fence);
2716         instr_out(data, hw_offset, 2,
2717                   "sf fence: %d, vfe_fence: %d, cs_fence: %d\n",
2718                   sf_fence, vfe_fence, cs_fence);
2719         if (gs_fence < vs_fence)
2720                 fprintf(out, "gs fence < vs fence!\n");
2721         if (clip_fence < gs_fence)
2722                 fprintf(out, "clip fence < gs fence!\n");
2723         if (sf_fence < clip_fence)
2724                 fprintf(out, "sf fence < clip fence!\n");
2725         if (cs_fence < sf_fence)
2726                 fprintf(out, "cs fence < sf fence!\n");
2727
2728         return len;
2729 }
2730
2731 static void
2732 state_base_out(uint32_t *data, uint32_t hw_offset, unsigned int index,
2733                const char *name)
2734 {
2735         if (data[index] & 1) {
2736                 instr_out(data, hw_offset, index,
2737                           "%s state base address 0x%08x\n", name,
2738                           data[index] & ~1);
2739         } else {
2740                 instr_out(data, hw_offset, index, "%s state base not updated\n",
2741                           name);
2742         }
2743 }
2744
2745 static void
2746 state_max_out(uint32_t *data, uint32_t hw_offset, unsigned int index,
2747               const char *name)
2748 {
2749         if (data[index] & 1) {
2750                 if (data[index] == 1) {
2751                         instr_out(data, hw_offset, index,
2752                                   "%s state upper bound disabled\n", name);
2753                 } else {
2754                         instr_out(data, hw_offset, index,
2755                                   "%s state upper bound 0x%08x\n", name,
2756                                   data[index] & ~1);
2757                 }
2758         } else {
2759                 instr_out(data, hw_offset, index,
2760                           "%s state upper bound not updated\n", name);
2761         }
2762 }
2763
2764 static int
2765 decode_3d_965(uint32_t *data, uint32_t count, uint32_t hw_offset, uint32_t devid,
2766               int *failures)
2767 {
2768         uint32_t opcode;
2769         unsigned int idx, len;
2770         unsigned int i, sba_len;
2771         const char *desc1 = NULL;
2772
2773         struct {
2774                 uint32_t opcode;
2775                 int unsigned min_len;
2776                 int unsigned max_len;
2777                 const char *name;
2778         } opcodes_3d[] = {
2779                 { 0x6000, 3, 3, "URB_FENCE" },
2780                 { 0x6001, 2, 2, "CS_URB_STATE" },
2781                 { 0x6002, 2, 2, "CONSTANT_BUFFER" },
2782                 { 0x6101, 6, 6, "STATE_BASE_ADDRESS" },
2783                 { 0x6102, 2, 2, "STATE_SIP" },
2784                 { 0x6104, 1, 1, "3DSTATE_PIPELINE_SELECT" },
2785                 { 0x680b, 1, 1, "3DSTATE_VF_STATISTICS" },
2786                 { 0x6904, 1, 1, "3DSTATE_PIPELINE_SELECT" },
2787                 { 0x7800, 7, 7, "3DSTATE_PIPELINED_POINTERS" },
2788                 { 0x7801, 6, 6, "3DSTATE_BINDING_TABLE_POINTERS" },
2789                 { 0x7808, 5, 257, "3DSTATE_VERTEX_BUFFERS" },
2790                 { 0x7809, 3, 256, "3DSTATE_VERTEX_ELEMENTS" },
2791                 { 0x780a, 3, 3, "3DSTATE_INDEX_BUFFER" },
2792                 { 0x780b, 1, 1, "3DSTATE_VF_STATISTICS" },
2793                 { 0x7900, 4, 4, "3DSTATE_DRAWING_RECTANGLE" },
2794                 { 0x7901, 5, 5, "3DSTATE_CONSTANT_COLOR" },
2795                 { 0x7905, 5, 7, "3DSTATE_DEPTH_BUFFER" },
2796                 { 0x7906, 2, 2, "3DSTATE_POLY_STIPPLE_OFFSET" },
2797                 { 0x7907, 33, 33, "3DSTATE_POLY_STIPPLE_PATTERN" },
2798                 { 0x7908, 3, 3, "3DSTATE_LINE_STIPPLE" },
2799                 { 0x7909, 2, 2, "3DSTATE_GLOBAL_DEPTH_OFFSET_CLAMP" },
2800                 { 0x7909, 2, 2, "3DSTATE_CLEAR_PARAMS" },
2801                 { 0x790a, 3, 3, "3DSTATE_AA_LINE_PARAMETERS" },
2802                 { 0x790b, 4, 4, "3DSTATE_GS_SVB_INDEX" },
2803                 { 0x790d, 3, 3, "3DSTATE_MULTISAMPLE" },
2804                 { 0x7910, 2, 2, "3DSTATE_CLEAR_PARAMS" },
2805                 { 0x7b00, 6, 6, "3DPRIMITIVE" },
2806                 { 0x7802, 4, 4, "3DSTATE_SAMPLER_STATE_POINTERS" },
2807                 { 0x7805, 3, 3, "3DSTATE_URB" },
2808                 { 0x780d, 4, 4, "3DSTATE_VIEWPORT_STATE_POINTERS" },
2809                 { 0x780e, 4, 4, "3DSTATE_CC_STATE_POINTERS" },
2810                 { 0x780f, 2, 2, "3DSTATE_SCISSOR_STATE_POINTERS" },
2811                 { 0x7810, 6, 6, "3DSTATE_VS_STATE" },
2812                 { 0x7811, 7, 7, "3DSTATE_GS_STATE" },
2813                 { 0x7812, 4, 4, "3DSTATE_CLIP_STATE" },
2814                 { 0x7813, 20, 20, "3DSTATE_SF_STATE" },
2815                 { 0x7814, 9, 9, "3DSTATE_WM_STATE" },
2816                 { 0x7815, 5, 5, "3DSTATE_CONSTANT_VS_STATE" },
2817                 { 0x7816, 5, 5, "3DSTATE_CONSTANT_GS_STATE" },
2818                 { 0x7817, 5, 5, "3DSTATE_CONSTANT_PS_STATE" },
2819                 { 0x7818, 2, 2, "3DSTATE_SAMPLE_MASK"},
2820         }, *opcode_3d;
2821
2822         len = (data[0] & 0x0000ffff) + 2;
2823
2824         opcode = (data[0] & 0xffff0000) >> 16;
2825         switch (opcode) {
2826         case 0x6000:
2827                 len = (data[0] & 0x000000ff) + 2;
2828                 return i965_decode_urb_fence(data, hw_offset, len, count,
2829                                              failures);
2830         case 0x6001:
2831                 instr_out(data, hw_offset, 0, "CS_URB_STATE\n");
2832                 instr_out(data, hw_offset, 1,
2833                           "entry_size: %d [%d bytes], n_entries: %d\n",
2834                           (data[1] >> 4) & 0x1f,
2835                           (((data[1] >> 4) & 0x1f) + 1) * 64, data[1] & 0x7);
2836                 return len;
2837         case 0x6002:
2838                 len = (data[0] & 0x000000ff) + 2;
2839                 instr_out(data, hw_offset, 0, "CONSTANT_BUFFER: %s\n",
2840                           (data[0] >> 8) & 1 ? "valid" : "invalid");
2841                 instr_out(data, hw_offset, 1,
2842                           "offset: 0x%08x, length: %d bytes\n", data[1] & ~0x3f,
2843                           ((data[1] & 0x3f) + 1) * 64);
2844                 return len;
2845         case 0x6101:
2846                 i = 0;
2847                 instr_out(data, hw_offset, 0, "STATE_BASE_ADDRESS\n");
2848                 i++;
2849
2850                 if (IS_GEN6(devid) || IS_GEN7(devid))
2851                         sba_len = 10;
2852                 else if (IS_GEN5(devid))
2853                         sba_len = 8;
2854                 else
2855                         sba_len = 6;
2856                 if (len != sba_len)
2857                         fprintf(out, "Bad count in STATE_BASE_ADDRESS\n");
2858                 if (len != sba_len)
2859                         BUFFER_FAIL(count, len, "STATE_BASE_ADDRESS");
2860
2861                 state_base_out(data, hw_offset, i++, "general");
2862                 state_base_out(data, hw_offset, i++, "surface");
2863                 if (IS_GEN6(devid) || IS_GEN7(devid))
2864                         state_base_out(data, hw_offset, i++, "dynamic");
2865                 state_base_out(data, hw_offset, i++, "indirect");
2866                 if (IS_GEN5(devid) || IS_GEN6(devid) || IS_GEN7(devid))
2867                         state_base_out(data, hw_offset, i++, "instruction");
2868
2869                 state_max_out(data, hw_offset, i++, "general");
2870                 if (IS_GEN6(devid) || IS_GEN7(devid))
2871                         state_max_out(data, hw_offset, i++, "dynamic");
2872                 state_max_out(data, hw_offset, i++, "indirect");
2873                 if (IS_GEN5(devid) || IS_GEN6(devid) || IS_GEN7(devid))
2874                         state_max_out(data, hw_offset, i++, "instruction");
2875
2876                 return len;
2877         case 0x7800:
2878                 if (len != 7)
2879                         fprintf(out,
2880                                 "Bad count in 3DSTATE_PIPELINED_POINTERS\n");
2881                 if (count < 7)
2882                         BUFFER_FAIL(count, len, "3DSTATE_PIPELINED_POINTERS");
2883
2884                 instr_out(data, hw_offset, 0, "3DSTATE_PIPELINED_POINTERS\n");
2885                 instr_out(data, hw_offset, 1, "VS state\n");
2886                 instr_out(data, hw_offset, 2, "GS state\n");
2887                 instr_out(data, hw_offset, 3, "Clip state\n");
2888                 instr_out(data, hw_offset, 4, "SF state\n");
2889                 instr_out(data, hw_offset, 5, "WM state\n");
2890                 instr_out(data, hw_offset, 6, "CC state\n");
2891                 return len;
2892         case 0x7801:
2893                 len = (data[0] & 0x000000ff) + 2;
2894                 if (len != 6 && len != 4)
2895                         fprintf(out,
2896                                 "Bad count in 3DSTATE_BINDING_TABLE_POINTERS\n");
2897                 if (len == 6) {
2898                         if (count < 6)
2899                                 BUFFER_FAIL(count, len,
2900                                             "3DSTATE_BINDING_TABLE_POINTERS");
2901                         instr_out(data, hw_offset, 0,
2902                                   "3DSTATE_BINDING_TABLE_POINTERS\n");
2903                         instr_out(data, hw_offset, 1, "VS binding table\n");
2904                         instr_out(data, hw_offset, 2, "GS binding table\n");
2905                         instr_out(data, hw_offset, 3, "Clip binding table\n");
2906                         instr_out(data, hw_offset, 4, "SF binding table\n");
2907                         instr_out(data, hw_offset, 5, "WM binding table\n");
2908                 } else {
2909                         if (count < 4)
2910                                 BUFFER_FAIL(count, len,
2911                                             "3DSTATE_BINDING_TABLE_POINTERS");
2912
2913                         instr_out(data, hw_offset, 0,
2914                                   "3DSTATE_BINDING_TABLE_POINTERS: VS mod %d, "
2915                                   "GS mod %d, PS mod %d\n",
2916                                   (data[0] & (1 << 8)) != 0,
2917                                   (data[0] & (1 << 9)) != 0,
2918                                   (data[0] & (1 << 12)) != 0);
2919                         instr_out(data, hw_offset, 1, "VS binding table\n");
2920                         instr_out(data, hw_offset, 2, "GS binding table\n");
2921                         instr_out(data, hw_offset, 3, "WM binding table\n");
2922                 }
2923
2924                 return len;
2925         case 0x7802:
2926                 len = (data[0] & 0xff) + 2;
2927                 if (len != 4)
2928                         fprintf(out,
2929                                 "Bad count in 3DSTATE_SAMPLER_STATE_POINTERS\n");
2930                 if (count < 4)
2931                         BUFFER_FAIL(count, len,
2932                                     "3DSTATE_SAMPLER_STATE_POINTERS");
2933                 instr_out(data, hw_offset, 0,
2934                           "3DSTATE_SAMPLER_STATE_POINTERS: VS mod %d, "
2935                           "GS mod %d, PS mod %d\n", (data[0] & (1 << 8)) != 0,
2936                           (data[0] & (1 << 9)) != 0,
2937                           (data[0] & (1 << 12)) != 0);
2938                 instr_out(data, hw_offset, 1, "VS sampler state\n");
2939                 instr_out(data, hw_offset, 2, "GS sampler state\n");
2940                 instr_out(data, hw_offset, 3, "WM sampler state\n");
2941                 return len;
2942         case 0x7805:
2943                 len = (data[0] & 0xff) + 2;
2944                 if (len != 3)
2945                         fprintf(out, "Bad count in 3DSTATE_URB\n");
2946                 if (count < 3)
2947                         BUFFER_FAIL(count, len, "3DSTATE_URB");
2948                 instr_out(data, hw_offset, 0, "3DSTATE_URB\n");
2949                 instr_out(data, hw_offset, 1,
2950                           "VS entries %d, alloc size %d (1024bit row)\n",
2951                           data[1] & 0xffff, ((data[1] >> 16) & 0x07f) + 1);
2952                 instr_out(data, hw_offset, 2,
2953                           "GS entries %d, alloc size %d (1024bit row)\n",
2954                           (data[2] >> 8) & 0x3ff, (data[2] & 7) + 1);
2955                 return len;
2956
2957         case 0x7808:
2958                 len = (data[0] & 0xff) + 2;
2959                 if ((len - 1) % 4 != 0)
2960                         fprintf(out, "Bad count in 3DSTATE_VERTEX_BUFFERS\n");
2961                 if (count < len)
2962                         BUFFER_FAIL(count, len, "3DSTATE_VERTEX_BUFFERS");
2963                 instr_out(data, hw_offset, 0, "3DSTATE_VERTEX_BUFFERS\n");
2964
2965                 for (i = 1; i < len;) {
2966                         int idx, access;
2967                         if (IS_GEN6(devid)) {
2968                                 idx = 26;
2969                                 access = 20;
2970                         } else {
2971                                 idx = 27;
2972                                 access = 26;
2973                         }
2974                         instr_out(data, hw_offset, i,
2975                                   "buffer %d: %s, pitch %db\n", data[i] >> idx,
2976                                   data[i] & (1 << access) ? "random" :
2977                                   "sequential", data[i] & 0x07ff);
2978                         i++;
2979                         instr_out(data, hw_offset, i++, "buffer address\n");
2980                         instr_out(data, hw_offset, i++, "max index\n");
2981                         instr_out(data, hw_offset, i++, "mbz\n");
2982                 }
2983                 return len;
2984
2985         case 0x7809:
2986                 len = (data[0] & 0xff) + 2;
2987                 if ((len + 1) % 2 != 0)
2988                         fprintf(out, "Bad count in 3DSTATE_VERTEX_ELEMENTS\n");
2989                 if (count < len)
2990                         BUFFER_FAIL(count, len, "3DSTATE_VERTEX_ELEMENTS");
2991                 instr_out(data, hw_offset, 0, "3DSTATE_VERTEX_ELEMENTS\n");
2992
2993                 for (i = 1; i < len;) {
2994                         instr_out(data, hw_offset, i,
2995                                   "buffer %d: %svalid, type 0x%04x, "
2996                                   "src offset 0x%04x bytes\n",
2997                                   data[i] >> (IS_GEN6(devid) ? 26 : 27),
2998                                   data[i] & (1 << (IS_GEN6(devid) ? 25 : 26)) ?
2999                                   "" : "in", (data[i] >> 16) & 0x1ff,
3000                                   data[i] & 0x07ff);
3001                         i++;
3002                         instr_out(data, hw_offset, i, "(%s, %s, %s, %s), "
3003                                   "dst offset 0x%02x bytes\n",
3004                                   get_965_element_component(data[i], 0),
3005                                   get_965_element_component(data[i], 1),
3006                                   get_965_element_component(data[i], 2),
3007                                   get_965_element_component(data[i], 3),
3008                                   (data[i] & 0xff) * 4);
3009                         i++;
3010                 }
3011                 return len;
3012
3013         case 0x780d:
3014                 len = (data[0] & 0xff) + 2;
3015                 if (len != 4)
3016                         fprintf(out,
3017                                 "Bad count in 3DSTATE_VIEWPORT_STATE_POINTERS\n");
3018                 if (count < len)
3019                         BUFFER_FAIL(count, len,
3020                                     "3DSTATE_VIEWPORT_STATE_POINTERS");
3021                 instr_out(data, hw_offset, 0,
3022                           "3DSTATE_VIEWPORT_STATE_POINTERS\n");
3023                 instr_out(data, hw_offset, 1, "clip\n");
3024                 instr_out(data, hw_offset, 2, "sf\n");
3025                 instr_out(data, hw_offset, 3, "cc\n");
3026                 return len;
3027
3028         case 0x780a:
3029                 len = (data[0] & 0xff) + 2;
3030                 if (len != 3)
3031                         fprintf(out, "Bad count in 3DSTATE_INDEX_BUFFER\n");
3032                 if (count < len)
3033                         BUFFER_FAIL(count, len, "3DSTATE_INDEX_BUFFER");
3034                 instr_out(data, hw_offset, 0, "3DSTATE_INDEX_BUFFER\n");
3035                 instr_out(data, hw_offset, 1, "beginning buffer address\n");
3036                 instr_out(data, hw_offset, 2, "ending buffer address\n");
3037                 return len;
3038
3039         case 0x780e:
3040                 len = (data[0] & 0xff) + 2;
3041                 if (len != 4)
3042                         fprintf(out,
3043                                 "Bad count in 3DSTATE_CC_STATE_POINTERS\n");
3044                 if (count < 4)
3045                         BUFFER_FAIL(count, len, "3DSTATE_CC_STATE_POINTERS");
3046                 instr_out(data, hw_offset, 0, "3DSTATE_CC_STATE_POINTERS\n");
3047                 instr_out(data, hw_offset, 1, "blend change %d\n", data[1] & 1);
3048                 instr_out(data, hw_offset, 2, "depth stencil change %d\n",
3049                           data[2] & 1);
3050                 instr_out(data, hw_offset, 3, "cc change %d\n", data[3] & 1);
3051                 return len;
3052
3053         case 0x780f:
3054                 len = (data[0] & 0xff) + 2;
3055                 if (len != 2)
3056                         fprintf(out, "Bad count in 3DSTATE_SCISSOR_POINTERS\n");
3057                 if (count < 2)
3058                         BUFFER_FAIL(count, len, "3DSTATE_SCISSOR_POINTERS");
3059                 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_POINTERS\n");
3060                 instr_out(data, hw_offset, 1, "scissor rect offset\n");
3061                 return len;
3062
3063         case 0x7810:
3064                 len = (data[0] & 0xff) + 2;
3065                 if (len != 6)
3066                         fprintf(out, "Bad count in 3DSTATE_VS\n");
3067                 if (count < 6)
3068                         BUFFER_FAIL(count, len, "3DSTATE_VS");
3069                 instr_out(data, hw_offset, 0, "3DSTATE_VS\n");
3070                 instr_out(data, hw_offset, 1, "kernel pointer\n");
3071                 instr_out(data, hw_offset, 2,
3072                           "SPF=%d, VME=%d, Sampler Count %d, "
3073                           "Binding table count %d\n", (data[2] >> 31) & 1,
3074                           (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3075                           (data[2] >> 18) & 0xff);
3076                 instr_out(data, hw_offset, 3, "scratch offset\n");
3077                 instr_out(data, hw_offset, 4,
3078                           "Dispatch GRF start %d, VUE read length %d, "
3079                           "VUE read offset %d\n", (data[4] >> 20) & 0x1f,
3080                           (data[4] >> 11) & 0x3f, (data[4] >> 4) & 0x3f);
3081                 instr_out(data, hw_offset, 5,
3082                           "Max Threads %d, Vertex Cache %sable, "
3083                           "VS func %sable\n", ((data[5] >> 25) & 0x7f) + 1,
3084                           (data[5] & (1 << 1)) != 0 ? "dis" : "en",
3085                           (data[5] & 1) != 0 ? "en" : "dis");
3086                 return len;
3087
3088         case 0x7811:
3089                 len = (data[0] & 0xff) + 2;
3090                 if (len != 7)
3091                         fprintf(out, "Bad count in 3DSTATE_GS\n");
3092                 if (count < 7)
3093                         BUFFER_FAIL(count, len, "3DSTATE_GS");
3094                 instr_out(data, hw_offset, 0, "3DSTATE_GS\n");
3095                 instr_out(data, hw_offset, 1, "kernel pointer\n");
3096                 instr_out(data, hw_offset, 2,
3097                           "SPF=%d, VME=%d, Sampler Count %d, "
3098                           "Binding table count %d\n", (data[2] >> 31) & 1,
3099                           (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3100                           (data[2] >> 18) & 0xff);
3101                 instr_out(data, hw_offset, 3, "scratch offset\n");
3102                 instr_out(data, hw_offset, 4,
3103                           "Dispatch GRF start %d, VUE read length %d, "
3104                           "VUE read offset %d\n", (data[4] & 0xf),
3105                           (data[4] >> 11) & 0x3f, (data[4] >> 4) & 0x3f);
3106                 instr_out(data, hw_offset, 5,
3107                           "Max Threads %d, Rendering %sable\n",
3108                           ((data[5] >> 25) & 0x7f) + 1,
3109                           (data[5] & (1 << 8)) != 0 ? "en" : "dis");
3110                 instr_out(data, hw_offset, 6,
3111                           "Reorder %sable, Discard Adjaceny %sable, "
3112                           "GS %sable\n",
3113                           (data[6] & (1 << 30)) != 0 ? "en" : "dis",
3114                           (data[6] & (1 << 29)) != 0 ? "en" : "dis",
3115                           (data[6] & (1 << 15)) != 0 ? "en" : "dis");
3116                 return len;
3117
3118         case 0x7812:
3119                 len = (data[0] & 0xff) + 2;
3120                 if (len != 4)
3121                         fprintf(out, "Bad count in 3DSTATE_CLIP\n");
3122                 if (count < 4)
3123                         BUFFER_FAIL(count, len, "3DSTATE_CLIP");
3124                 instr_out(data, hw_offset, 0, "3DSTATE_CLIP\n");
3125                 instr_out(data, hw_offset, 1,
3126                           "UserClip distance cull test mask 0x%x\n",
3127                           data[1] & 0xff);
3128                 instr_out(data, hw_offset, 2,
3129                           "Clip %sable, API mode %s, Viewport XY test %sable, "
3130                           "Viewport Z test %sable, Guardband test %sable, Clip mode %d, "
3131                           "Perspective Divide %sable, Non-Perspective Barycentric %sable, "
3132                           "Tri Provoking %d, Line Provoking %d, Trifan Provoking %d\n",
3133                           (data[2] & (1 << 31)) != 0 ? "en" : "dis",
3134                           (data[2] & (1 << 30)) != 0 ? "D3D" : "OGL",
3135                           (data[2] & (1 << 28)) != 0 ? "en" : "dis",
3136                           (data[2] & (1 << 27)) != 0 ? "en" : "dis",
3137                           (data[2] & (1 << 26)) != 0 ? "en" : "dis",
3138                           (data[2] >> 13) & 7,
3139                           (data[2] & (1 << 9)) != 0 ? "dis" : "en",
3140                           (data[2] & (1 << 8)) != 0 ? "en" : "dis",
3141                           (data[2] >> 4) & 3, (data[2] >> 2) & 3,
3142                           (data[2] & 3));
3143                 instr_out(data, hw_offset, 3,
3144                           "Min PointWidth %d, Max PointWidth %d, "
3145                           "Force Zero RTAIndex %sable, Max VPIndex %d\n",
3146                           (data[3] >> 17) & 0x7ff, (data[3] >> 6) & 0x7ff,
3147                           (data[3] & (1 << 5)) != 0 ? "en" : "dis",
3148                           (data[3] & 0xf));
3149                 return len;
3150
3151         case 0x7813:
3152                 len = (data[0] & 0xff) + 2;
3153                 if (len != 20)
3154                         fprintf(out, "Bad count in 3DSTATE_SF\n");
3155                 if (count < 20)
3156                         BUFFER_FAIL(count, len, "3DSTATE_SF");
3157                 instr_out(data, hw_offset, 0, "3DSTATE_SF\n");
3158                 instr_out(data, hw_offset, 1,
3159                           "Attrib Out %d, Attrib Swizzle %sable, VUE read length %d, "
3160                           "VUE read offset %d\n", (data[1] >> 22) & 0x3f,
3161                           (data[1] & (1 << 21)) != 0 ? "en" : "dis",
3162                           (data[1] >> 11) & 0x1f, (data[1] >> 4) & 0x3f);
3163                 instr_out(data, hw_offset, 2,
3164                           "Legacy Global DepthBias %sable, FrontFace fill %d, BF fill %d, "
3165                           "VP transform %sable, FrontWinding_%s\n",
3166                           (data[2] & (1 << 11)) != 0 ? "en" : "dis",
3167                           (data[2] >> 5) & 3, (data[2] >> 3) & 3,
3168                           (data[2] & (1 << 1)) != 0 ? "en" : "dis",
3169                           (data[2] & 1) != 0 ? "CCW" : "CW");
3170                 instr_out(data, hw_offset, 3,
3171                           "AA %sable, CullMode %d, Scissor %sable, Multisample m ode %d\n",
3172                           (data[3] & (1 << 31)) != 0 ? "en" : "dis",
3173                           (data[3] >> 29) & 3,
3174                           (data[3] & (1 << 11)) != 0 ? "en" : "dis",
3175                           (data[3] >> 8) & 3);
3176                 instr_out(data, hw_offset, 4,
3177                           "Last Pixel %sable, SubPixel Precision %d, Use PixelWidth %d\n",
3178                           (data[4] & (1 << 31)) != 0 ? "en" : "dis",
3179                           (data[4] & (1 << 12)) != 0 ? 4 : 8,
3180                           (data[4] & (1 << 11)) != 0);
3181                 instr_out(data, hw_offset, 5,
3182                           "Global Depth Offset Constant %f\n", data[5]);
3183                 instr_out(data, hw_offset, 6, "Global Depth Offset Scale %f\n",
3184                           data[6]);
3185                 instr_out(data, hw_offset, 7, "Global Depth Offset Clamp %f\n",
3186                           data[7]);
3187                 int i, j;
3188                 for (i = 0, j = 0; i < 8; i++, j += 2)
3189                         instr_out(data, hw_offset, i + 8,
3190                                   "Attrib %d (Override %s%s%s%s, Const Source %d, Swizzle Select %d, "
3191                                   "Source %d); Attrib %d (Override %s%s%s%s, Const Source %d, Swizzle Select %d, Source %d)\n",
3192                                   j + 1,
3193                                   (data[8 + i] & (1 << 31)) != 0 ? "W" : "",
3194                                   (data[8 + i] & (1 << 30)) != 0 ? "Z" : "",
3195                                   (data[8 + i] & (1 << 29)) != 0 ? "Y" : "",
3196                                   (data[8 + i] & (1 << 28)) != 0 ? "X" : "",
3197                                   (data[8 + i] >> 25) & 3,
3198                                   (data[8 + i] >> 22) & 3,
3199                                   (data[8 + i] >> 16) & 0x1f, j,
3200                                   (data[8 + i] & (1 << 15)) != 0 ? "W" : "",
3201                                   (data[8 + i] & (1 << 14)) != 0 ? "Z" : "",
3202                                   (data[8 + i] & (1 << 13)) != 0 ? "Y" : "",
3203                                   (data[8 + i] & (1 << 12)) != 0 ? "X" : "",
3204                                   (data[8 + i] >> 9) & 3,
3205                                   (data[8 + i] >> 6) & 3, (data[8 + i] & 0x1f));
3206                 instr_out(data, hw_offset, 16,
3207                           "Point Sprite TexCoord Enable\n");
3208                 instr_out(data, hw_offset, 17, "Const Interp Enable\n");
3209                 instr_out(data, hw_offset, 18,
3210                           "Attrib 7-0 WrapShortest Enable\n");
3211                 instr_out(data, hw_offset, 19,
3212                           "Attrib 15-8 WrapShortest Enable\n");
3213
3214                 return len;
3215
3216         case 0x7814:
3217                 len = (data[0] & 0xff) + 2;
3218                 if (len != 9)
3219                         fprintf(out, "Bad count in 3DSTATE_WM\n");
3220                 if (count < 9)
3221                         BUFFER_FAIL(count, len, "3DSTATE_WM");
3222                 instr_out(data, hw_offset, 0, "3DSTATE_WM\n");
3223                 instr_out(data, hw_offset, 1, "kernel start pointer 0\n");
3224                 instr_out(data, hw_offset, 2,
3225                           "SPF=%d, VME=%d, Sampler Count %d, "
3226                           "Binding table count %d\n", (data[2] >> 31) & 1,
3227                           (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3228                           (data[2] >> 18) & 0xff);
3229                 instr_out(data, hw_offset, 3, "scratch offset\n");
3230                 instr_out(data, hw_offset, 4,
3231                           "Depth Clear %d, Depth Resolve %d, HiZ Resolve %d, "
3232                           "Dispatch GRF start[0] %d, start[1] %d, start[2] %d\n",
3233                           (data[4] & (1 << 30)) != 0,
3234                           (data[4] & (1 << 28)) != 0,
3235                           (data[4] & (1 << 27)) != 0, (data[4] >> 16) & 0x7f,
3236                           (data[4] >> 8) & 0x7f, (data[4] & 0x7f));
3237                 instr_out(data, hw_offset, 5,
3238                           "MaxThreads %d, PS KillPixel %d, PS computed Z %d, "
3239                           "PS use sourceZ %d, Thread Dispatch %d, PS use sourceW %d, Dispatch32 %d, "
3240                           "Dispatch16 %d, Dispatch8 %d\n",
3241                           ((data[5] >> 25) & 0x7f) + 1,
3242                           (data[5] & (1 << 22)) != 0,
3243                           (data[5] & (1 << 21)) != 0,
3244                           (data[5] & (1 << 20)) != 0,
3245                           (data[5] & (1 << 19)) != 0, (data[5] & (1 << 8)) != 0,
3246                           (data[5] & (1 << 2)) != 0, (data[5] & (1 << 1)) != 0,
3247                           (data[5] & (1 << 0)) != 0);
3248                 instr_out(data, hw_offset, 6,
3249                           "Num SF output %d, Pos XY offset %d, ZW interp mode %d , "
3250                           "Barycentric interp mode 0x%x, Point raster rule %d, Multisample mode %d, "
3251                           "Multisample Dispatch mode %d\n",
3252                           (data[6] >> 20) & 0x3f, (data[6] >> 18) & 3,
3253                           (data[6] >> 16) & 3, (data[6] >> 10) & 0x3f,
3254                           (data[6] & (1 << 9)) != 0, (data[6] >> 1) & 3,
3255                           (data[6] & 1));
3256                 instr_out(data, hw_offset, 7, "kernel start pointer 1\n");
3257                 instr_out(data, hw_offset, 8, "kernel start pointer 2\n");
3258
3259                 return len;
3260
3261         case 0x7900:
3262                 if (len != 4)
3263                         fprintf(out,
3264                                 "Bad count in 3DSTATE_DRAWING_RECTANGLE\n");
3265                 if (count < 4)
3266                         BUFFER_FAIL(count, len, "3DSTATE_DRAWING_RECTANGLE");
3267
3268                 instr_out(data, hw_offset, 0, "3DSTATE_DRAWING_RECTANGLE\n");
3269                 instr_out(data, hw_offset, 1, "top left: %d,%d\n",
3270                           data[1] & 0xffff, (data[1] >> 16) & 0xffff);
3271                 instr_out(data, hw_offset, 2, "bottom right: %d,%d\n",
3272                           data[2] & 0xffff, (data[2] >> 16) & 0xffff);
3273                 instr_out(data, hw_offset, 3, "origin: %d,%d\n",
3274                           (int)data[3] & 0xffff, ((int)data[3] >> 16) & 0xffff);
3275
3276                 return len;
3277
3278         case 0x7905:
3279                 if (len < 5 || len > 7)
3280                         fprintf(out, "Bad count in 3DSTATE_DEPTH_BUFFER\n");
3281                 if (count < len)
3282                         BUFFER_FAIL(count, len, "3DSTATE_DEPTH_BUFFER");
3283
3284                 instr_out(data, hw_offset, 0, "3DSTATE_DEPTH_BUFFER\n");
3285                 if (IS_GEN5(devid) || IS_GEN6(devid))
3286                         instr_out(data, hw_offset, 1,
3287                                   "%s, %s, pitch = %d bytes, %stiled, HiZ %d, Seperate Stencil %d\n",
3288                                   get_965_surfacetype(data[1] >> 29),
3289                                   get_965_depthformat((data[1] >> 18) & 0x7),
3290                                   (data[1] & 0x0001ffff) + 1,
3291                                   data[1] & (1 << 27) ? "" : "not ",
3292                                   (data[1] & (1 << 22)) != 0,
3293                                   (data[1] & (1 << 21)) != 0);
3294                 else
3295                         instr_out(data, hw_offset, 1,
3296                                   "%s, %s, pitch = %d bytes, %stiled\n",
3297                                   get_965_surfacetype(data[1] >> 29),
3298                                   get_965_depthformat((data[1] >> 18) & 0x7),
3299                                   (data[1] & 0x0001ffff) + 1,
3300                                   data[1] & (1 << 27) ? "" : "not ");
3301                 instr_out(data, hw_offset, 2, "depth offset\n");
3302                 instr_out(data, hw_offset, 3, "%dx%d\n",
3303                           ((data[3] & 0x0007ffc0) >> 6) + 1,
3304                           ((data[3] & 0xfff80000) >> 19) + 1);
3305                 instr_out(data, hw_offset, 4, "volume depth\n");
3306                 if (len >= 6)
3307                         instr_out(data, hw_offset, 5, "\n");
3308                 if (len >= 7) {
3309                         if (IS_GEN6(devid))
3310                                 instr_out(data, hw_offset, 6, "\n");
3311                         else
3312                                 instr_out(data, hw_offset, 6,
3313                                           "render target view extent\n");
3314                 }
3315
3316                 return len;
3317
3318         case 0x7a00:
3319                 if (IS_GEN6(devid) || IS_GEN7(devid)) {
3320                         unsigned int i;
3321                         len = (data[0] & 0xff) + 2;
3322                         if (len != 4 && len != 5)
3323                                 fprintf(out, "Bad count in PIPE_CONTROL\n");
3324                         if (count < len)
3325                                 BUFFER_FAIL(count, len, "PIPE_CONTROL");
3326
3327                         switch ((data[1] >> 14) & 0x3) {
3328                         case 0:
3329                                 desc1 = "no write";
3330                                 break;
3331                         case 1:
3332                                 desc1 = "qword write";
3333                                 break;
3334                         case 2:
3335                                 desc1 = "PS_DEPTH_COUNT write";
3336                                 break;
3337                         case 3:
3338                                 desc1 = "TIMESTAMP write";
3339                                 break;
3340                         }
3341                         instr_out(data, hw_offset, 0, "PIPE_CONTROL\n");
3342                         instr_out(data, hw_offset, 1,
3343                                   "%s, %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
3344                                   desc1,
3345                                   data[1] & (1 << 20) ? "cs stall, " : "",
3346                                   data[1] & (1 << 19) ?
3347                                   "global snapshot count reset, " : "",
3348                                   data[1] & (1 << 18) ? "tlb invalidate, " : "",
3349                                   data[1] & (1 << 17) ? "gfdt flush, " : "",
3350                                   data[1] & (1 << 17) ? "media state clear, " :
3351                                   "",
3352                                   data[1] & (1 << 13) ? "depth stall, " : "",
3353                                   data[1] & (1 << 12) ?
3354                                   "render target cache flush, " : "",
3355                                   data[1] & (1 << 11) ?
3356                                   "instruction cache invalidate, " : "",
3357                                   data[1] & (1 << 10) ?
3358                                   "texture cache invalidate, " : "",
3359                                   data[1] & (1 << 9) ?
3360                                   "indirect state invalidate, " : "",
3361                                   data[1] & (1 << 8) ? "notify irq, " : "",
3362                                   data[1] & (1 << 7) ? "PIPE_CONTROL flush, " :
3363                                   "",
3364                                   data[1] & (1 << 6) ? "protect mem app_id, " :
3365                                   "", data[1] & (1 << 5) ? "DC flush, " : "",
3366                                   data[1] & (1 << 4) ? "vf fetch invalidate, " :
3367                                   "",
3368                                   data[1] & (1 << 3) ?
3369                                   "constant cache invalidate, " : "",
3370                                   data[1] & (1 << 2) ?
3371                                   "state cache invalidate, " : "",
3372                                   data[1] & (1 << 1) ? "stall at scoreboard, " :
3373                                   "",
3374                                   data[1] & (1 << 0) ? "depth cache flush, " :
3375                                   "");
3376                         if (len == 5) {
3377                                 instr_out(data, hw_offset, 2,
3378                                           "destination address\n");
3379                                 instr_out(data, hw_offset, 3,
3380                                           "immediate dword low\n");
3381                                 instr_out(data, hw_offset, 4,
3382                                           "immediate dword high\n");
3383                         } else {
3384                                 for (i = 2; i < len; i++) {
3385                                         instr_out(data, hw_offset, i, "\n");
3386                                 }
3387                         }
3388                         return len;
3389                 } else {
3390                         len = (data[0] & 0xff) + 2;
3391                         if (len != 4)
3392                                 fprintf(out, "Bad count in PIPE_CONTROL\n");
3393                         if (count < len)
3394                                 BUFFER_FAIL(count, len, "PIPE_CONTROL");
3395
3396                         switch ((data[0] >> 14) & 0x3) {
3397                         case 0:
3398                                 desc1 = "no write";
3399                                 break;
3400                         case 1:
3401                                 desc1 = "qword write";
3402                                 break;
3403                         case 2:
3404                                 desc1 = "PS_DEPTH_COUNT write";
3405                                 break;
3406                         case 3:
3407                                 desc1 = "TIMESTAMP write";
3408                                 break;
3409                         }
3410                         instr_out(data, hw_offset, 0,
3411                                   "PIPE_CONTROL: %s, %sdepth stall, %sRC write flush, "
3412                                   "%sinst flush\n",
3413                                   desc1,
3414                                   data[0] & (1 << 13) ? "" : "no ",
3415                                   data[0] & (1 << 12) ? "" : "no ",
3416                                   data[0] & (1 << 11) ? "" : "no ");
3417                         instr_out(data, hw_offset, 1, "destination address\n");
3418                         instr_out(data, hw_offset, 2, "immediate dword low\n");
3419                         instr_out(data, hw_offset, 3, "immediate dword high\n");
3420                         return len;
3421                 }
3422         case 0x7b00:
3423                 len = (data[0] & 0xff) + 2;
3424                 if (len != 6)
3425                         fprintf(out, "Bad count in 3DPRIMITIVE\n");
3426                 if (count < len)
3427                         BUFFER_FAIL(count, len, "3DPRIMITIVE");
3428
3429                 instr_out(data, hw_offset, 0,
3430                           "3DPRIMITIVE: %s %s\n",
3431                           get_965_prim_type(data[0]),
3432                           (data[0] & (1 << 15)) ? "random" : "sequential");
3433                 instr_out(data, hw_offset, 1, "vertex count\n");
3434                 instr_out(data, hw_offset, 2, "start vertex\n");
3435                 instr_out(data, hw_offset, 3, "instance count\n");
3436                 instr_out(data, hw_offset, 4, "start instance\n");
3437                 instr_out(data, hw_offset, 5, "index bias\n");
3438                 return len;
3439         }
3440
3441         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
3442                 opcode_3d = &opcodes_3d[idx];
3443                 if ((data[0] & 0xffff0000) >> 16 == opcode_3d->opcode) {
3444                         unsigned int i;
3445                         len = 1;
3446
3447                         instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
3448                         if (opcode_3d->max_len > 1) {
3449                                 len = (data[0] & 0xff) + 2;
3450                                 if (len < opcode_3d->min_len ||
3451                                     len > opcode_3d->max_len) {
3452                                         fprintf(out, "Bad count in %s\n",
3453                                                 opcode_3d->name);
3454                                 }
3455                         }
3456
3457                         for (i = 1; i < len; i++) {
3458                                 if (i >= count)
3459                                         BUFFER_FAIL(count, len,
3460                                                     opcode_3d->name);
3461                                 instr_out(data, hw_offset, i, "dword %d\n", i);
3462                         }
3463                         return len;
3464                 }
3465         }
3466
3467         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_965 opcode = 0x%x\n",
3468                   opcode);
3469         (*failures)++;
3470         return 1;
3471 }
3472
3473 static int
3474 decode_3d_i830(uint32_t *data, uint32_t count, uint32_t hw_offset, uint32_t devid,
3475                int *failures)
3476 {
3477         unsigned int idx;
3478         uint32_t opcode;
3479
3480         struct {
3481                 uint32_t opcode;
3482                 unsigned int min_len;
3483                 unsigned int max_len;
3484                 const char *name;
3485         } opcodes_3d[] = {
3486                 { 0x02, 1, 1, "3DSTATE_MODES_3" },
3487                 { 0x03, 1, 1, "3DSTATE_ENABLES_1" },
3488                 { 0x04, 1, 1, "3DSTATE_ENABLES_2" },
3489                 { 0x05, 1, 1, "3DSTATE_VFT0" },
3490                 { 0x06, 1, 1, "3DSTATE_AA" },
3491                 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES" },
3492                 { 0x08, 1, 1, "3DSTATE_MODES_1" },
3493                 { 0x09, 1, 1, "3DSTATE_STENCIL_TEST" },
3494                 { 0x0a, 1, 1, "3DSTATE_VFT1" },
3495                 { 0x0b, 1, 1, "3DSTATE_INDPT_ALPHA_BLEND" },
3496                 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
3497                 { 0x0d, 1, 1, "3DSTATE_MAP_BLEND_OP" },
3498                 { 0x0e, 1, 1, "3DSTATE_MAP_BLEND_ARG" },
3499                 { 0x0f, 1, 1, "3DSTATE_MODES_2" },
3500                 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
3501                 { 0x16, 1, 1, "3DSTATE_MODES_4"},
3502         }, *opcode_3d;
3503
3504         opcode = (data[0] & 0x1f000000) >> 24;
3505
3506         switch (opcode) {
3507         case 0x1f:
3508                 return decode_3d_primitive(data, count, hw_offset, failures);
3509         case 0x1d:
3510                 return decode_3d_1d(data, count, hw_offset, devid, failures);
3511         case 0x1c:
3512                 return decode_3d_1c(data, count, hw_offset, failures);
3513         }
3514
3515         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
3516                 opcode_3d = &opcodes_3d[idx];
3517                 if ((data[0] & 0x1f000000) >> 24 == opcode_3d->opcode) {
3518                         unsigned int len = 1, i;
3519
3520                         instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
3521                         if (opcode_3d->max_len > 1) {
3522                                 len = (data[0] & 0xff) + 2;
3523                                 if (len < opcode_3d->min_len ||
3524                                     len > opcode_3d->max_len) {
3525                                         fprintf(out, "Bad count in %s\n",
3526                                                 opcode_3d->name);
3527                                 }
3528                         }
3529
3530                         for (i = 1; i < len; i++) {
3531                                 if (i >= count)
3532                                         BUFFER_FAIL(count, len,
3533                                                     opcode_3d->name);
3534                                 instr_out(data, hw_offset, i, "dword %d\n", i);
3535                         }
3536                         return len;
3537                 }
3538         }
3539
3540         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_i830 opcode = 0x%x\n",
3541                   opcode);
3542         (*failures)++;
3543         return 1;
3544 }
3545
3546 struct drm_intel_decode *
3547 drm_intel_decode_context_alloc(uint32_t devid)
3548 {
3549         struct drm_intel_decode *ctx;
3550
3551         ctx = calloc(1, sizeof(struct drm_intel_decode));
3552         if (!ctx)
3553                 return NULL;
3554
3555         ctx->devid = devid;
3556
3557         return ctx;
3558 }
3559
3560 void
3561 drm_intel_decode_context_free(struct drm_intel_decode *ctx)
3562 {
3563         free(ctx);
3564 }
3565
3566 void
3567 drm_intel_decode_set_dump_past_end(struct drm_intel_decode *ctx,
3568                                    int dump_past_end)
3569 {
3570         ctx->dump_past_end = !!dump_past_end;
3571 }
3572
3573 void
3574 drm_intel_decode_set_batch_pointer(struct drm_intel_decode *ctx,
3575                                    void *data, uint32_t hw_offset, int count)
3576 {
3577         ctx->data = data;
3578         ctx->hw_offset = hw_offset;
3579         ctx->count = count;
3580 }
3581
3582 void
3583 drm_intel_decode_set_head_tail(struct drm_intel_decode *ctx,
3584                                uint32_t head, uint32_t tail)
3585 {
3586         ctx->head = head;
3587         ctx->tail = tail;
3588 }
3589
3590 /**
3591  * Decodes an i830-i915 batch buffer, writing the output to stdout.
3592  *
3593  * \param data batch buffer contents
3594  * \param count number of DWORDs to decode in the batch buffer
3595  * \param hw_offset hardware address for the buffer
3596  */
3597 void
3598 drm_intel_decode(struct drm_intel_decode *ctx)
3599 {
3600         int ret;
3601         unsigned int index = 0;
3602         int failures = 0;
3603         uint32_t *data;
3604         uint32_t count, hw_offset;
3605         uint32_t devid;
3606
3607         if (!ctx)
3608                 return;
3609
3610         data = ctx->data;
3611         count = ctx->count;
3612         hw_offset = ctx->hw_offset;
3613         devid = ctx->devid;
3614         head_offset = ctx->head;
3615         tail_offset = ctx->tail;
3616
3617         saved_s2_set = 0;
3618         saved_s4_set = 1;
3619
3620         out = stdout;
3621
3622         while (index < count) {
3623                 switch ((data[index] & 0xe0000000) >> 29) {
3624                 case 0x0:
3625                         ret = decode_mi(data + index, count - index,
3626                                         hw_offset + index * 4, &failures);
3627
3628                         /* If MI_BATCHBUFFER_END happened, then dump
3629                          * the rest of the output in case we some day
3630                          * want it in debugging, but don't decode it
3631                          * since it'll just confuse in the common
3632                          * case.
3633                          */
3634                         if (ret == -1) {
3635                                 if (ctx->dump_past_end) {
3636                                         index++;
3637                                 } else {
3638                                         for (index = index + 1; index < count;
3639                                              index++) {
3640                                                 instr_out(data, hw_offset,
3641                                                           index, "\n");
3642                                         }
3643                                 }
3644                         } else
3645                                 index += ret;
3646                         break;
3647                 case 0x2:
3648                         index += decode_2d(data + index, count - index,
3649                                            hw_offset + index * 4, &failures);
3650                         break;
3651                 case 0x3:
3652                         if (IS_9XX(devid) && !IS_GEN3(devid)) {
3653                                 index +=
3654                                     decode_3d_965(data + index, count - index,
3655                                                   hw_offset + index * 4, devid,
3656                                                   &failures);
3657                         } else if (IS_GEN3(devid)) {
3658                                 index += decode_3d(data + index, count - index,
3659                                                    hw_offset + index * 4,
3660                                                    devid, &failures);
3661                         } else {
3662                                 index +=
3663                                     decode_3d_i830(data + index, count - index,
3664                                                    hw_offset + index * 4, devid,
3665                                                    &failures);
3666                         }
3667                         break;
3668                 default:
3669                         instr_out(data, hw_offset, index, "UNKNOWN\n");
3670                         failures++;
3671                         index++;
3672                         break;
3673                 }
3674                 fflush(out);
3675         }
3676 }