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, ...) __attribute__((format(__printf__, 4, 5)));
  93
  94 static void
  95 instr_out(uint32_t *data, uint32_t hw_offset, unsigned int index,
  96           const char *fmt, ...)
  97 {
  98         va_list va;
  99         const char *parseinfo;
 100         uint32_t offset = hw_offset + index * 4;
 101
 102         if (offset == head_offset)
 103                 parseinfo = "HEAD";
 104         else if (offset == tail_offset)
 105                 parseinfo = "TAIL";
 106         else
 107                 parseinfo = "    ";
 108
 109         fprintf(out, "0x%08x: %s 0x%08x: %s", offset, parseinfo,
 110                 data[index], index == 0 ? "" : "   ");
 111         va_start(va, fmt);
 112         vfprintf(out, fmt, va);
 113         va_end(va);
 114 }
 115
 116 static int
 117 decode_mi(uint32_t *data, uint32_t count, uint32_t hw_offset, int *failures)
 118 {
 119         unsigned int opcode, len = -1;
 120         const char *post_sync_op = "";
 121
 122         struct {
 123                 uint32_t opcode;
 124                 int len_mask;
 125                 unsigned int min_len;
 126                 unsigned int max_len;
 127                 const char *name;
 128         } opcodes_mi[] = {
 129                 { 0x08, 0, 1, 1, "MI_ARB_ON_OFF" },
 130                 { 0x0a, 0, 1, 1, "MI_BATCH_BUFFER_END" },
 131                 { 0x30, 0x3f, 3, 3, "MI_BATCH_BUFFER" },
 132                 { 0x31, 0x3f, 2, 2, "MI_BATCH_BUFFER_START" },
 133                 { 0x14, 0x3f, 3, 3, "MI_DISPLAY_BUFFER_INFO" },
 134                 { 0x04, 0, 1, 1, "MI_FLUSH" },
 135                 { 0x22, 0x1f, 3, 3, "MI_LOAD_REGISTER_IMM" },
 136                 { 0x13, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_EXCL" },
 137                 { 0x12, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_INCL" },
 138                 { 0x00, 0, 1, 1, "MI_NOOP" },
 139                 { 0x11, 0x3f, 2, 2, "MI_OVERLAY_FLIP" },
 140                 { 0x07, 0, 1, 1, "MI_REPORT_HEAD" },
 141                 { 0x18, 0x3f, 2, 2, "MI_SET_CONTEXT" },
 142                 { 0x20, 0x3f, 3, 4, "MI_STORE_DATA_IMM" },
 143                 { 0x21, 0x3f, 3, 4, "MI_STORE_DATA_INDEX" },
 144                 { 0x24, 0x3f, 3, 3, "MI_STORE_REGISTER_MEM" },
 145                 { 0x02, 0, 1, 1, "MI_USER_INTERRUPT" },
 146                 { 0x03, 0, 1, 1, "MI_WAIT_FOR_EVENT" },
 147                 { 0x16, 0x7f, 3, 3, "MI_SEMAPHORE_MBOX" },
 148                 { 0x26, 0x1f, 3, 4, "MI_FLUSH_DW" },
 149                 { 0x0b, 0, 1, 1, "MI_SUSPEND_FLUSH"},
 150         };
 151
 152         /* check instruction length */
 153         for (opcode = 0; opcode < sizeof(opcodes_mi) / sizeof(opcodes_mi[0]);
 154              opcode++) {
 155                 if ((data[0] & 0x1f800000) >> 23 == opcodes_mi[opcode].opcode) {
 156                         len = 1;
 157                         if (opcodes_mi[opcode].max_len > 1) {
 158                                 len =
 159                                     (data[0] & opcodes_mi[opcode].len_mask) + 2;
 160                                 if (len < opcodes_mi[opcode].min_len
 161                                     || len > opcodes_mi[opcode].max_len) {
 162                                         fprintf(out,
 163                                                 "Bad length (%d) in %s, [%d, %d]\n",
 164                                                 len, opcodes_mi[opcode].name,
 165                                                 opcodes_mi[opcode].min_len,
 166                                                 opcodes_mi[opcode].max_len);
 167                                 }
 168                         }
 169                         break;
 170                 }
 171         }
 172
 173         switch ((data[0] & 0x1f800000) >> 23) {
 174         case 0x0a:
 175                 instr_out(data, hw_offset, 0, "MI_BATCH_BUFFER_END\n");
 176                 return -1;
 177         case 0x16:
 178                 instr_out(data, hw_offset, 0, "MI_SEMAPHORE_MBOX%s%s%s%s %u\n",
 179                           data[0] & (1 << 22) ? " global gtt," : "",
 180                           data[0] & (1 << 21) ? " update semaphore," : "",
 181                           data[0] & (1 << 20) ? " compare semaphore," : "",
 182                           data[0] & (1 << 18) ? " use compare reg" : "",
 183                           (data[0] & (0x3 << 16)) >> 16);
 184                 instr_out(data, hw_offset, 1, "value\n");
 185                 instr_out(data, hw_offset, 2, "address\n");
 186                 return len;
 187         case 0x21:
 188                 instr_out(data, hw_offset, 0, "MI_STORE_DATA_INDEX%s\n",
 189                           data[0] & (1 << 21) ? " use per-process HWS," : "");
 190                 instr_out(data, hw_offset, 1, "index\n");
 191                 instr_out(data, hw_offset, 2, "dword\n");
 192                 if (len == 4)
 193                         instr_out(data, hw_offset, 3, "upper dword\n");
 194                 return len;
 195         case 0x00:
 196                 if (data[0] & (1 << 22))
 197                         instr_out(data, hw_offset, 0,
 198                                   "MI_NOOP write NOPID reg, val=0x%x\n",
 199                                   data[0] & ((1 << 22) - 1));
 200                 else
 201                         instr_out(data, hw_offset, 0, "MI_NOOP\n");
 202                 return len;
 203         case 0x26:
 204                 switch (data[0] & (0x3 << 14)) {
 205                 case (0 << 14):
 206                         post_sync_op = "no write";
 207                         break;
 208                 case (1 << 14):
 209                         post_sync_op = "write data";
 210                         break;
 211                 case (2 << 14):
 212                         post_sync_op = "reserved";
 213                         break;
 214                 case (3 << 14):
 215                         post_sync_op = "write TIMESTAMP";
 216                         break;
 217                 }
 218                 instr_out(data, hw_offset, 0,
 219                           "MI_FLUSH_DW%s%s%s%s post_sync_op='%s' %s%s\n",
 220                           data[0] & (1 << 22) ?
 221                           " enable protected mem (BCS-only)," : "",
 222                           data[0] & (1 << 21) ? " store in hws," : "",
 223                           data[0] & (1 << 18) ? " invalidate tlb," : "",
 224                           data[0] & (1 << 17) ? " flush gfdt," : "",
 225                           post_sync_op,
 226                           data[0] & (1 << 8) ? " enable notify interrupt," : "",
 227                           data[0] & (1 << 7) ?
 228                           " invalidate video state (BCS-only)," : "");
 229                 if (data[0] & (1 << 21))
 230                         instr_out(data, hw_offset, 1, "hws index\n");
 231                 else
 232                         instr_out(data, hw_offset, 1, "address\n");
 233                 instr_out(data, hw_offset, 2, "dword\n");
 234                 if (len == 4)
 235                         instr_out(data, hw_offset, 3, "upper dword\n");
 236                 return len;
 237         }
 238
 239         for (opcode = 0; opcode < sizeof(opcodes_mi) / sizeof(opcodes_mi[0]);
 240              opcode++) {
 241                 if ((data[0] & 0x1f800000) >> 23 == opcodes_mi[opcode].opcode) {
 242                         unsigned int i;
 243
 244                         instr_out(data, hw_offset, 0, "%s\n",
 245                                   opcodes_mi[opcode].name);
 246                         for (i = 1; i < len; i++) {
 247                                 if (i >= count)
 248                                         BUFFER_FAIL(count, len,
 249                                                     opcodes_mi[opcode].name);
 250                                 instr_out(data, hw_offset, i, "dword %d\n", i);
 251                         }
 252
 253                         return len;
 254                 }
 255         }
 256
 257         instr_out(data, hw_offset, 0, "MI UNKNOWN\n");
 258         (*failures)++;
 259         return 1;
 260 }
 261
 262 static void
 263 decode_2d_br00(uint32_t *data, uint32_t count, uint32_t hw_offset,
 264                const char *cmd)
 265 {
 266         instr_out(data, hw_offset, 0,
 267                   "%s (rgb %sabled, alpha %sabled, src tile %d, dst tile %d)\n",
 268                   cmd,
 269                   (data[count] & (1 << 20)) ? "en" : "dis",
 270                   (data[count] & (1 << 21)) ? "en" : "dis",
 271                   (data[count] >> 15) & 1, (data[count] >> 11) & 1);
 272 }
 273
 274 static void decode_2d_br01(uint32_t *data, uint32_t count, uint32_t hw_offset)
 275 {
 276         const char *format;
 277         switch ((data[count] >> 24) & 0x3) {
 278         case 0:
 279                 format = "8";
 280                 break;
 281         case 1:
 282                 format = "565";
 283                 break;
 284         case 2:
 285                 format = "1555";
 286                 break;
 287         case 3:
 288                 format = "8888";
 289                 break;
 290         }
 291
 292         instr_out(data, hw_offset, count, "format %s, pitch %d, rop 0x%02x, "
 293                   "clipping %sabled, %s%s \n",
 294                   format,
 295                   (short)(data[count] & 0xffff),
 296                   (data[count] >> 16) & 0xff,
 297                   data[count] & (1 << 30) ? "en" : "dis",
 298                   data[count] & (1 << 31) ? "solid pattern enabled, " : "",
 299                   data[count] & (1 << 31) ?
 300                   "mono pattern transparency enabled, " : "");
 301
 302 }
 303
 304 static int
 305 decode_2d(uint32_t *data, uint32_t count, uint32_t hw_offset, int *failures)
 306 {
 307         unsigned int opcode, len;
 308
 309         struct {
 310                 uint32_t opcode;
 311                 unsigned int min_len;
 312                 unsigned int max_len;
 313                 const char *name;
 314         } opcodes_2d[] = {
 315                 { 0x40, 5, 5, "COLOR_BLT" },
 316                 { 0x43, 6, 6, "SRC_COPY_BLT" },
 317                 { 0x01, 8, 8, "XY_SETUP_BLT" },
 318                 { 0x11, 9, 9, "XY_SETUP_MONO_PATTERN_SL_BLT" },
 319                 { 0x03, 3, 3, "XY_SETUP_CLIP_BLT" },
 320                 { 0x24, 2, 2, "XY_PIXEL_BLT" },
 321                 { 0x25, 3, 3, "XY_SCANLINES_BLT" },
 322                 { 0x26, 4, 4, "Y_TEXT_BLT" },
 323                 { 0x31, 5, 134, "XY_TEXT_IMMEDIATE_BLT" },
 324                 { 0x50, 6, 6, "XY_COLOR_BLT" },
 325                 { 0x51, 6, 6, "XY_PAT_BLT" },
 326                 { 0x76, 8, 8, "XY_PAT_CHROMA_BLT" },
 327                 { 0x72, 7, 135, "XY_PAT_BLT_IMMEDIATE" },
 328                 { 0x77, 9, 137, "XY_PAT_CHROMA_BLT_IMMEDIATE" },
 329                 { 0x52, 9, 9, "XY_MONO_PAT_BLT" },
 330                 { 0x59, 7, 7, "XY_MONO_PAT_FIXED_BLT" },
 331                 { 0x53, 8, 8, "XY_SRC_COPY_BLT" },
 332                 { 0x54, 8, 8, "XY_MONO_SRC_COPY_BLT" },
 333                 { 0x71, 9, 137, "XY_MONO_SRC_COPY_IMMEDIATE_BLT" },
 334                 { 0x55, 9, 9, "XY_FULL_BLT" },
 335                 { 0x55, 9, 137, "XY_FULL_IMMEDIATE_PATTERN_BLT" },
 336                 { 0x56, 9, 9, "XY_FULL_MONO_SRC_BLT" },
 337                 { 0x75, 10, 138, "XY_FULL_MONO_SRC_IMMEDIATE_PATTERN_BLT" },
 338                 { 0x57, 12, 12, "XY_FULL_MONO_PATTERN_BLT" },
 339                 { 0x58, 12, 12, "XY_FULL_MONO_PATTERN_MONO_SRC_BLT"},
 340         };
 341
 342         switch ((data[0] & 0x1fc00000) >> 22) {
 343         case 0x25:
 344                 instr_out(data, hw_offset, 0,
 345                           "XY_SCANLINES_BLT (pattern seed (%d, %d), dst tile %d)\n",
 346                           (data[0] >> 12) & 0x8,
 347                           (data[0] >> 8) & 0x8, (data[0] >> 11) & 1);
 348
 349                 len = (data[0] & 0x000000ff) + 2;
 350                 if (len != 3)
 351                         fprintf(out, "Bad count in XY_SCANLINES_BLT\n");
 352                 if (count < 3)
 353                         BUFFER_FAIL(count, len, "XY_SCANLINES_BLT");
 354
 355                 instr_out(data, hw_offset, 1, "dest (%d,%d)\n",
 356                           data[1] & 0xffff, data[1] >> 16);
 357                 instr_out(data, hw_offset, 2, "dest (%d,%d)\n",
 358                           data[2] & 0xffff, data[2] >> 16);
 359                 return len;
 360         case 0x01:
 361                 decode_2d_br00(data, 0, hw_offset, "XY_SETUP_BLT");
 362
 363                 len = (data[0] & 0x000000ff) + 2;
 364                 if (len != 8)
 365                         fprintf(out, "Bad count in XY_SETUP_BLT\n");
 366                 if (count < 8)
 367                         BUFFER_FAIL(count, len, "XY_SETUP_BLT");
 368
 369                 decode_2d_br01(data, 1, hw_offset);
 370                 instr_out(data, hw_offset, 2, "cliprect (%d,%d)\n",
 371                           data[2] & 0xffff, data[2] >> 16);
 372                 instr_out(data, hw_offset, 3, "cliprect (%d,%d)\n",
 373                           data[3] & 0xffff, data[3] >> 16);
 374                 instr_out(data, hw_offset, 4, "setup dst offset 0x%08x\n",
 375                           data[4]);
 376                 instr_out(data, hw_offset, 5, "setup background color\n");
 377                 instr_out(data, hw_offset, 6, "setup foreground color\n");
 378                 instr_out(data, hw_offset, 7, "color pattern offset\n");
 379                 return len;
 380         case 0x03:
 381                 decode_2d_br00(data, 0, hw_offset, "XY_SETUP_CLIP_BLT");
 382
 383                 len = (data[0] & 0x000000ff) + 2;
 384                 if (len != 3)
 385                         fprintf(out, "Bad count in XY_SETUP_CLIP_BLT\n");
 386                 if (count < 3)
 387                         BUFFER_FAIL(count, len, "XY_SETUP_CLIP_BLT");
 388
 389                 instr_out(data, hw_offset, 1, "cliprect (%d,%d)\n",
 390                           data[1] & 0xffff, data[2] >> 16);
 391                 instr_out(data, hw_offset, 2, "cliprect (%d,%d)\n",
 392                           data[2] & 0xffff, data[3] >> 16);
 393                 return len;
 394         case 0x11:
 395                 decode_2d_br00(data, 0, hw_offset,
 396                                "XY_SETUP_MONO_PATTERN_SL_BLT");
 397
 398                 len = (data[0] & 0x000000ff) + 2;
 399                 if (len != 9)
 400                         fprintf(out,
 401                                 "Bad count in XY_SETUP_MONO_PATTERN_SL_BLT\n");
 402                 if (count < 9)
 403                         BUFFER_FAIL(count, len, "XY_SETUP_MONO_PATTERN_SL_BLT");
 404
 405                 decode_2d_br01(data, 1, hw_offset);
 406                 instr_out(data, hw_offset, 2, "cliprect (%d,%d)\n",
 407                           data[2] & 0xffff, data[2] >> 16);
 408                 instr_out(data, hw_offset, 3, "cliprect (%d,%d)\n",
 409                           data[3] & 0xffff, data[3] >> 16);
 410                 instr_out(data, hw_offset, 4, "setup dst offset 0x%08x\n",
 411                           data[4]);
 412                 instr_out(data, hw_offset, 5, "setup background color\n");
 413                 instr_out(data, hw_offset, 6, "setup foreground color\n");
 414                 instr_out(data, hw_offset, 7, "mono pattern dw0\n");
 415                 instr_out(data, hw_offset, 8, "mono pattern dw1\n");
 416                 return len;
 417         case 0x50:
 418                 decode_2d_br00(data, 0, hw_offset, "XY_COLOR_BLT");
 419
 420                 len = (data[0] & 0x000000ff) + 2;
 421                 if (len != 6)
 422                         fprintf(out, "Bad count in XY_COLOR_BLT\n");
 423                 if (count < 6)
 424                         BUFFER_FAIL(count, len, "XY_COLOR_BLT");
 425
 426                 decode_2d_br01(data, 1, hw_offset);
 427                 instr_out(data, hw_offset, 2, "(%d,%d)\n",
 428                           data[2] & 0xffff, data[2] >> 16);
 429                 instr_out(data, hw_offset, 3, "(%d,%d)\n",
 430                           data[3] & 0xffff, data[3] >> 16);
 431                 instr_out(data, hw_offset, 4, "offset 0x%08x\n", data[4]);
 432                 instr_out(data, hw_offset, 5, "color\n");
 433                 return len;
 434         case 0x53:
 435                 decode_2d_br00(data, 0, hw_offset, "XY_SRC_COPY_BLT");
 436
 437                 len = (data[0] & 0x000000ff) + 2;
 438                 if (len != 8)
 439                         fprintf(out, "Bad count in XY_SRC_COPY_BLT\n");
 440                 if (count < 8)
 441                         BUFFER_FAIL(count, len, "XY_SRC_COPY_BLT");
 442
 443                 decode_2d_br01(data, 1, hw_offset);
 444                 instr_out(data, hw_offset, 2, "dst (%d,%d)\n",
 445                           data[2] & 0xffff, data[2] >> 16);
 446                 instr_out(data, hw_offset, 3, "dst (%d,%d)\n",
 447                           data[3] & 0xffff, data[3] >> 16);
 448                 instr_out(data, hw_offset, 4, "dst offset 0x%08x\n", data[4]);
 449                 instr_out(data, hw_offset, 5, "src (%d,%d)\n",
 450                           data[5] & 0xffff, data[5] >> 16);
 451                 instr_out(data, hw_offset, 6, "src pitch %d\n",
 452                           (short)(data[6] & 0xffff));
 453                 instr_out(data, hw_offset, 7, "src offset 0x%08x\n", data[7]);
 454                 return len;
 455         }
 456
 457         for (opcode = 0; opcode < sizeof(opcodes_2d) / sizeof(opcodes_2d[0]);
 458              opcode++) {
 459                 if ((data[0] & 0x1fc00000) >> 22 == opcodes_2d[opcode].opcode) {
 460                         unsigned int i;
 461
 462                         len = 1;
 463                         instr_out(data, hw_offset, 0, "%s\n",
 464                                   opcodes_2d[opcode].name);
 465                         if (opcodes_2d[opcode].max_len > 1) {
 466                                 len = (data[0] & 0x000000ff) + 2;
 467                                 if (len < opcodes_2d[opcode].min_len ||
 468                                     len > opcodes_2d[opcode].max_len) {
 469                                         fprintf(out, "Bad count in %s\n",
 470                                                 opcodes_2d[opcode].name);
 471                                 }
 472                         }
 473
 474                         for (i = 1; i < len; i++) {
 475                                 if (i >= count)
 476                                         BUFFER_FAIL(count, len,
 477                                                     opcodes_2d[opcode].name);
 478                                 instr_out(data, hw_offset, i, "dword %d\n", i);
 479                         }
 480
 481                         return len;
 482                 }
 483         }
 484
 485         instr_out(data, hw_offset, 0, "2D UNKNOWN\n");
 486         (*failures)++;
 487         return 1;
 488 }
 489
 490 static int
 491 decode_3d_1c(uint32_t *data, uint32_t count, uint32_t hw_offset, int *failures)
 492 {
 493         uint32_t opcode;
 494
 495         opcode = (data[0] & 0x00f80000) >> 19;
 496
 497         switch (opcode) {
 498         case 0x11:
 499                 instr_out(data, hw_offset, 0,
 500                           "3DSTATE_DEPTH_SUBRECTANGLE_DISABLE\n");
 501                 return 1;
 502         case 0x10:
 503                 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_ENABLE %s\n",
 504                           data[0] & 1 ? "enabled" : "disabled");
 505                 return 1;
 506         case 0x01:
 507                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_COORD_SET_I830\n");
 508                 return 1;
 509         case 0x0a:
 510                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_CUBE_I830\n");
 511                 return 1;
 512         case 0x05:
 513                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_TEX_STREAM_I830\n");
 514                 return 1;
 515         }
 516
 517         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_1c opcode = 0x%x\n",
 518                   opcode);
 519         (*failures)++;
 520         return 1;
 521 }
 522
 523 /** Sets the string dstname to describe the destination of the PS instruction */
 524 static void
 525 i915_get_instruction_dst(uint32_t *data, int i, char *dstname, int do_mask)
 526 {
 527         uint32_t a0 = data[i];
 528         int dst_nr = (a0 >> 14) & 0xf;
 529         char dstmask[8];
 530         const char *sat;
 531
 532         if (do_mask) {
 533                 if (((a0 >> 10) & 0xf) == 0xf) {
 534                         dstmask[0] = 0;
 535                 } else {
 536                         int dstmask_index = 0;
 537
 538                         dstmask[dstmask_index++] = '.';
 539                         if (a0 & (1 << 10))
 540                                 dstmask[dstmask_index++] = 'x';
 541                         if (a0 & (1 << 11))
 542                                 dstmask[dstmask_index++] = 'y';
 543                         if (a0 & (1 << 12))
 544                                 dstmask[dstmask_index++] = 'z';
 545                         if (a0 & (1 << 13))
 546                                 dstmask[dstmask_index++] = 'w';
 547                         dstmask[dstmask_index++] = 0;
 548                 }
 549
 550                 if (a0 & (1 << 22))
 551                         sat = ".sat";
 552                 else
 553                         sat = "";
 554         } else {
 555                 dstmask[0] = 0;
 556                 sat = "";
 557         }
 558
 559         switch ((a0 >> 19) & 0x7) {
 560         case 0:
 561                 if (dst_nr > 15)
 562                         fprintf(out, "bad destination reg R%d\n", dst_nr);
 563                 sprintf(dstname, "R%d%s%s", dst_nr, dstmask, sat);
 564                 break;
 565         case 4:
 566                 if (dst_nr > 0)
 567                         fprintf(out, "bad destination reg oC%d\n", dst_nr);
 568                 sprintf(dstname, "oC%s%s", dstmask, sat);
 569                 break;
 570         case 5:
 571                 if (dst_nr > 0)
 572                         fprintf(out, "bad destination reg oD%d\n", dst_nr);
 573                 sprintf(dstname, "oD%s%s", dstmask, sat);
 574                 break;
 575         case 6:
 576                 if (dst_nr > 3)
 577                         fprintf(out, "bad destination reg U%d\n", dst_nr);
 578                 sprintf(dstname, "U%d%s%s", dst_nr, dstmask, sat);
 579                 break;
 580         default:
 581                 sprintf(dstname, "RESERVED");
 582                 break;
 583         }
 584 }
 585
 586 static const char *
 587 i915_get_channel_swizzle(uint32_t select)
 588 {
 589         switch (select & 0x7) {
 590         case 0:
 591                 return (select & 8) ? "-x" : "x";
 592         case 1:
 593                 return (select & 8) ? "-y" : "y";
 594         case 2:
 595                 return (select & 8) ? "-z" : "z";
 596         case 3:
 597                 return (select & 8) ? "-w" : "w";
 598         case 4:
 599                 return (select & 8) ? "-0" : "0";
 600         case 5:
 601                 return (select & 8) ? "-1" : "1";
 602         default:
 603                 return (select & 8) ? "-bad" : "bad";
 604         }
 605 }
 606
 607 static void
 608 i915_get_instruction_src_name(uint32_t src_type, uint32_t src_nr, char *name)
 609 {
 610         switch (src_type) {
 611         case 0:
 612                 sprintf(name, "R%d", src_nr);
 613                 if (src_nr > 15)
 614                         fprintf(out, "bad src reg %s\n", name);
 615                 break;
 616         case 1:
 617                 if (src_nr < 8)
 618                         sprintf(name, "T%d", src_nr);
 619                 else if (src_nr == 8)
 620                         sprintf(name, "DIFFUSE");
 621                 else if (src_nr == 9)
 622                         sprintf(name, "SPECULAR");
 623                 else if (src_nr == 10)
 624                         sprintf(name, "FOG");
 625                 else {
 626                         fprintf(out, "bad src reg T%d\n", src_nr);
 627                         sprintf(name, "RESERVED");
 628                 }
 629                 break;
 630         case 2:
 631                 sprintf(name, "C%d", src_nr);
 632                 if (src_nr > 31)
 633                         fprintf(out, "bad src reg %s\n", name);
 634                 break;
 635         case 4:
 636                 sprintf(name, "oC");
 637                 if (src_nr > 0)
 638                         fprintf(out, "bad src reg oC%d\n", src_nr);
 639                 break;
 640         case 5:
 641                 sprintf(name, "oD");
 642                 if (src_nr > 0)
 643                         fprintf(out, "bad src reg oD%d\n", src_nr);
 644                 break;
 645         case 6:
 646                 sprintf(name, "U%d", src_nr);
 647                 if (src_nr > 3)
 648                         fprintf(out, "bad src reg %s\n", name);
 649                 break;
 650         default:
 651                 fprintf(out, "bad src reg type %d\n", src_type);
 652                 sprintf(name, "RESERVED");
 653                 break;
 654         }
 655 }
 656
 657 static void i915_get_instruction_src0(uint32_t *data, int i, char *srcname)
 658 {
 659         uint32_t a0 = data[i];
 660         uint32_t a1 = data[i + 1];
 661         int src_nr = (a0 >> 2) & 0x1f;
 662         const char *swizzle_x = i915_get_channel_swizzle((a1 >> 28) & 0xf);
 663         const char *swizzle_y = i915_get_channel_swizzle((a1 >> 24) & 0xf);
 664         const char *swizzle_z = i915_get_channel_swizzle((a1 >> 20) & 0xf);
 665         const char *swizzle_w = i915_get_channel_swizzle((a1 >> 16) & 0xf);
 666         char swizzle[100];
 667
 668         i915_get_instruction_src_name((a0 >> 7) & 0x7, src_nr, srcname);
 669         sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
 670                 swizzle_w);
 671         if (strcmp(swizzle, ".xyzw") != 0)
 672                 strcat(srcname, swizzle);
 673 }
 674
 675 static void i915_get_instruction_src1(uint32_t *data, int i, char *srcname)
 676 {
 677         uint32_t a1 = data[i + 1];
 678         uint32_t a2 = data[i + 2];
 679         int src_nr = (a1 >> 8) & 0x1f;
 680         const char *swizzle_x = i915_get_channel_swizzle((a1 >> 4) & 0xf);
 681         const char *swizzle_y = i915_get_channel_swizzle((a1 >> 0) & 0xf);
 682         const char *swizzle_z = i915_get_channel_swizzle((a2 >> 28) & 0xf);
 683         const char *swizzle_w = i915_get_channel_swizzle((a2 >> 24) & 0xf);
 684         char swizzle[100];
 685
 686         i915_get_instruction_src_name((a1 >> 13) & 0x7, src_nr, srcname);
 687         sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
 688                 swizzle_w);
 689         if (strcmp(swizzle, ".xyzw") != 0)
 690                 strcat(srcname, swizzle);
 691 }
 692
 693 static void i915_get_instruction_src2(uint32_t *data, int i, char *srcname)
 694 {
 695         uint32_t a2 = data[i + 2];
 696         int src_nr = (a2 >> 16) & 0x1f;
 697         const char *swizzle_x = i915_get_channel_swizzle((a2 >> 12) & 0xf);
 698         const char *swizzle_y = i915_get_channel_swizzle((a2 >> 8) & 0xf);
 699         const char *swizzle_z = i915_get_channel_swizzle((a2 >> 4) & 0xf);
 700         const char *swizzle_w = i915_get_channel_swizzle((a2 >> 0) & 0xf);
 701         char swizzle[100];
 702
 703         i915_get_instruction_src_name((a2 >> 21) & 0x7, src_nr, srcname);
 704         sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
 705                 swizzle_w);
 706         if (strcmp(swizzle, ".xyzw") != 0)
 707                 strcat(srcname, swizzle);
 708 }
 709
 710 static void
 711 i915_get_instruction_addr(uint32_t src_type, uint32_t src_nr, char *name)
 712 {
 713         switch (src_type) {
 714         case 0:
 715                 sprintf(name, "R%d", src_nr);
 716                 if (src_nr > 15)
 717                         fprintf(out, "bad src reg %s\n", name);
 718                 break;
 719         case 1:
 720                 if (src_nr < 8)
 721                         sprintf(name, "T%d", src_nr);
 722                 else if (src_nr == 8)
 723                         sprintf(name, "DIFFUSE");
 724                 else if (src_nr == 9)
 725                         sprintf(name, "SPECULAR");
 726                 else if (src_nr == 10)
 727                         sprintf(name, "FOG");
 728                 else {
 729                         fprintf(out, "bad src reg T%d\n", src_nr);
 730                         sprintf(name, "RESERVED");
 731                 }
 732                 break;
 733         case 4:
 734                 sprintf(name, "oC");
 735                 if (src_nr > 0)
 736                         fprintf(out, "bad src reg oC%d\n", src_nr);
 737                 break;
 738         case 5:
 739                 sprintf(name, "oD");
 740                 if (src_nr > 0)
 741                         fprintf(out, "bad src reg oD%d\n", src_nr);
 742                 break;
 743         default:
 744                 fprintf(out, "bad src reg type %d\n", src_type);
 745                 sprintf(name, "RESERVED");
 746                 break;
 747         }
 748 }
 749
 750 static void
 751 i915_decode_alu1(uint32_t *data, uint32_t hw_offset,
 752                  int i, char *instr_prefix, const char *op_name)
 753 {
 754         char dst[100], src0[100];
 755
 756         i915_get_instruction_dst(data, i, dst, 1);
 757         i915_get_instruction_src0(data, i, src0);
 758
 759         instr_out(data, hw_offset, i++, "%s: %s %s, %s\n", instr_prefix,
 760                   op_name, dst, src0);
 761         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 762         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 763 }
 764
 765 static void
 766 i915_decode_alu2(uint32_t *data, uint32_t hw_offset,
 767                  int i, char *instr_prefix, const char *op_name)
 768 {
 769         char dst[100], src0[100], src1[100];
 770
 771         i915_get_instruction_dst(data, i, dst, 1);
 772         i915_get_instruction_src0(data, i, src0);
 773         i915_get_instruction_src1(data, i, src1);
 774
 775         instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s\n", instr_prefix,
 776                   op_name, dst, src0, src1);
 777         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 778         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 779 }
 780
 781 static void
 782 i915_decode_alu3(uint32_t *data, uint32_t hw_offset,
 783                  int i, char *instr_prefix, const char *op_name)
 784 {
 785         char dst[100], src0[100], src1[100], src2[100];
 786
 787         i915_get_instruction_dst(data, i, dst, 1);
 788         i915_get_instruction_src0(data, i, src0);
 789         i915_get_instruction_src1(data, i, src1);
 790         i915_get_instruction_src2(data, i, src2);
 791
 792         instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s, %s\n", instr_prefix,
 793                   op_name, dst, src0, src1, src2);
 794         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 795         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 796 }
 797
 798 static void
 799 i915_decode_tex(uint32_t *data, uint32_t hw_offset, int i,
 800                 const char *instr_prefix, const char *tex_name)
 801 {
 802         uint32_t t0 = data[i];
 803         uint32_t t1 = data[i + 1];
 804         char dst_name[100];
 805         char addr_name[100];
 806         int sampler_nr;
 807
 808         i915_get_instruction_dst(data, i, dst_name, 0);
 809         i915_get_instruction_addr((t1 >> 24) & 0x7,
 810                                   (t1 >> 17) & 0xf, addr_name);
 811         sampler_nr = t0 & 0xf;
 812
 813         instr_out(data, hw_offset, i++, "%s: %s %s, S%d, %s\n", instr_prefix,
 814                   tex_name, dst_name, sampler_nr, addr_name);
 815         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 816         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 817 }
 818
 819 static void
 820 i915_decode_dcl(uint32_t *data, uint32_t hw_offset, int i, char *instr_prefix)
 821 {
 822         uint32_t d0 = data[i];
 823         const char *sampletype;
 824         int dcl_nr = (d0 >> 14) & 0xf;
 825         const char *dcl_x = d0 & (1 << 10) ? "x" : "";
 826         const char *dcl_y = d0 & (1 << 11) ? "y" : "";
 827         const char *dcl_z = d0 & (1 << 12) ? "z" : "";
 828         const char *dcl_w = d0 & (1 << 13) ? "w" : "";
 829         char dcl_mask[10];
 830
 831         switch ((d0 >> 19) & 0x3) {
 832         case 1:
 833                 sprintf(dcl_mask, ".%s%s%s%s", dcl_x, dcl_y, dcl_z, dcl_w);
 834                 if (strcmp(dcl_mask, ".") == 0)
 835                         fprintf(out, "bad (empty) dcl mask\n");
 836
 837                 if (dcl_nr > 10)
 838                         fprintf(out, "bad T%d dcl register number\n", dcl_nr);
 839                 if (dcl_nr < 8) {
 840                         if (strcmp(dcl_mask, ".x") != 0 &&
 841                             strcmp(dcl_mask, ".xy") != 0 &&
 842                             strcmp(dcl_mask, ".xz") != 0 &&
 843                             strcmp(dcl_mask, ".w") != 0 &&
 844                             strcmp(dcl_mask, ".xyzw") != 0) {
 845                                 fprintf(out, "bad T%d.%s dcl mask\n", dcl_nr,
 846                                         dcl_mask);
 847                         }
 848                         instr_out(data, hw_offset, i++, "%s: DCL T%d%s\n",
 849                                   instr_prefix, dcl_nr, dcl_mask);
 850                 } else {
 851                         if (strcmp(dcl_mask, ".xz") == 0)
 852                                 fprintf(out, "errataed bad dcl mask %s\n",
 853                                         dcl_mask);
 854                         else if (strcmp(dcl_mask, ".xw") == 0)
 855                                 fprintf(out, "errataed bad dcl mask %s\n",
 856                                         dcl_mask);
 857                         else if (strcmp(dcl_mask, ".xzw") == 0)
 858                                 fprintf(out, "errataed bad dcl mask %s\n",
 859                                         dcl_mask);
 860
 861                         if (dcl_nr == 8) {
 862                                 instr_out(data, hw_offset, i++,
 863                                           "%s: DCL DIFFUSE%s\n", instr_prefix,
 864                                           dcl_mask);
 865                         } else if (dcl_nr == 9) {
 866                                 instr_out(data, hw_offset, i++,
 867                                           "%s: DCL SPECULAR%s\n", instr_prefix,
 868                                           dcl_mask);
 869                         } else if (dcl_nr == 10) {
 870                                 instr_out(data, hw_offset, i++,
 871                                           "%s: DCL FOG%s\n", instr_prefix,
 872                                           dcl_mask);
 873                         }
 874                 }
 875                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 876                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 877                 break;
 878         case 3:
 879                 switch ((d0 >> 22) & 0x3) {
 880                 case 0:
 881                         sampletype = "2D";
 882                         break;
 883                 case 1:
 884                         sampletype = "CUBE";
 885                         break;
 886                 case 2:
 887                         sampletype = "3D";
 888                         break;
 889                 default:
 890                         sampletype = "RESERVED";
 891                         break;
 892                 }
 893                 if (dcl_nr > 15)
 894                         fprintf(out, "bad S%d dcl register number\n", dcl_nr);
 895                 instr_out(data, hw_offset, i++, "%s: DCL S%d %s\n",
 896                           instr_prefix, dcl_nr, sampletype);
 897                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 898                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 899                 break;
 900         default:
 901                 instr_out(data, hw_offset, i++, "%s: DCL RESERVED%d\n",
 902                           instr_prefix, dcl_nr);
 903                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 904                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 905         }
 906 }
 907
 908 static void
 909 i915_decode_instruction(uint32_t *data, uint32_t hw_offset,
 910                         int i, char *instr_prefix)
 911 {
 912         switch ((data[i] >> 24) & 0x1f) {
 913         case 0x0:
 914                 instr_out(data, hw_offset, i++, "%s: NOP\n", instr_prefix);
 915                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 916                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 917                 break;
 918         case 0x01:
 919                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "ADD");
 920                 break;
 921         case 0x02:
 922                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOV");
 923                 break;
 924         case 0x03:
 925                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MUL");
 926                 break;
 927         case 0x04:
 928                 i915_decode_alu3(data, hw_offset, i, instr_prefix, "MAD");
 929                 break;
 930         case 0x05:
 931                 i915_decode_alu3(data, hw_offset, i, instr_prefix, "DP2ADD");
 932                 break;
 933         case 0x06:
 934                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP3");
 935                 break;
 936         case 0x07:
 937                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP4");
 938                 break;
 939         case 0x08:
 940                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "FRC");
 941                 break;
 942         case 0x09:
 943                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "RCP");
 944                 break;
 945         case 0x0a:
 946                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "RSQ");
 947                 break;
 948         case 0x0b:
 949                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "EXP");
 950                 break;
 951         case 0x0c:
 952                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "LOG");
 953                 break;
 954         case 0x0d:
 955                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "CMP");
 956                 break;
 957         case 0x0e:
 958                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MIN");
 959                 break;
 960         case 0x0f:
 961                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MAX");
 962                 break;
 963         case 0x10:
 964                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "FLR");
 965                 break;
 966         case 0x11:
 967                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOD");
 968                 break;
 969         case 0x12:
 970                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "TRC");
 971                 break;
 972         case 0x13:
 973                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "SGE");
 974                 break;
 975         case 0x14:
 976                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "SLT");
 977                 break;
 978         case 0x15:
 979                 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLD");
 980                 break;
 981         case 0x16:
 982                 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDP");
 983                 break;
 984         case 0x17:
 985                 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDB");
 986                 break;
 987         case 0x19:
 988                 i915_decode_dcl(data, hw_offset, i, instr_prefix);
 989                 break;
 990         default:
 991                 instr_out(data, hw_offset, i++, "%s: unknown\n", instr_prefix);
 992                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 993                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 994                 break;
 995         }
 996 }
 997
 998 static const char *
 999 decode_compare_func(uint32_t op)
1000 {
1001         switch (op & 0x7) {
1002         case 0:
1003                 return "always";
1004         case 1:
1005                 return "never";
1006         case 2:
1007                 return "less";
1008         case 3:
1009                 return "equal";
1010         case 4:
1011                 return "lequal";
1012         case 5:
1013                 return "greater";
1014         case 6:
1015                 return "notequal";
1016         case 7:
1017                 return "gequal";
1018         }
1019         return "";
1020 }
1021
1022 static const char *
1023 decode_stencil_op(uint32_t op)
1024 {
1025         switch (op & 0x7) {
1026         case 0:
1027                 return "keep";
1028         case 1:
1029                 return "zero";
1030         case 2:
1031                 return "replace";
1032         case 3:
1033                 return "incr_sat";
1034         case 4:
1035                 return "decr_sat";
1036         case 5:
1037                 return "greater";
1038         case 6:
1039                 return "incr";
1040         case 7:
1041                 return "decr";
1042         }
1043         return "";
1044 }
1045
1046 static const char *
1047 decode_logic_op(uint32_t op)
1048 {
1049         switch (op & 0xf) {
1050         case 0:
1051                 return "clear";
1052         case 1:
1053                 return "nor";
1054         case 2:
1055                 return "and_inv";
1056         case 3:
1057                 return "copy_inv";
1058         case 4:
1059                 return "and_rvrse";
1060         case 5:
1061                 return "inv";
1062         case 6:
1063                 return "xor";
1064         case 7:
1065                 return "nand";
1066         case 8:
1067                 return "and";
1068         case 9:
1069                 return "equiv";
1070         case 10:
1071                 return "noop";
1072         case 11:
1073                 return "or_inv";
1074         case 12:
1075                 return "copy";
1076         case 13:
1077                 return "or_rvrse";
1078         case 14:
1079                 return "or";
1080         case 15:
1081                 return "set";
1082         }
1083         return "";
1084 }
1085
1086 static const char *
1087 decode_blend_fact(uint32_t op)
1088 {
1089         switch (op & 0xf) {
1090         case 1:
1091                 return "zero";
1092         case 2:
1093                 return "one";
1094         case 3:
1095                 return "src_colr";
1096         case 4:
1097                 return "inv_src_colr";
1098         case 5:
1099                 return "src_alpha";
1100         case 6:
1101                 return "inv_src_alpha";
1102         case 7:
1103                 return "dst_alpha";
1104         case 8:
1105                 return "inv_dst_alpha";
1106         case 9:
1107                 return "dst_colr";
1108         case 10:
1109                 return "inv_dst_colr";
1110         case 11:
1111                 return "src_alpha_sat";
1112         case 12:
1113                 return "cnst_colr";
1114         case 13:
1115                 return "inv_cnst_colr";
1116         case 14:
1117                 return "cnst_alpha";
1118         case 15:
1119                 return "inv_const_alpha";
1120         }
1121         return "";
1122 }
1123
1124 static const char *
1125 decode_tex_coord_mode(uint32_t mode)
1126 {
1127         switch (mode & 0x7) {
1128         case 0:
1129                 return "wrap";
1130         case 1:
1131                 return "mirror";
1132         case 2:
1133                 return "clamp_edge";
1134         case 3:
1135                 return "cube";
1136         case 4:
1137                 return "clamp_border";
1138         case 5:
1139                 return "mirror_once";
1140         }
1141         return "";
1142 }
1143
1144 static const char *
1145 decode_sample_filter(uint32_t mode)
1146 {
1147         switch (mode & 0x7) {
1148         case 0:
1149                 return "nearest";
1150         case 1:
1151                 return "linear";
1152         case 2:
1153                 return "anisotropic";
1154         case 3:
1155                 return "4x4_1";
1156         case 4:
1157                 return "4x4_2";
1158         case 5:
1159                 return "4x4_flat";
1160         case 6:
1161                 return "6x5_mono";
1162         }
1163         return "";
1164 }
1165
1166 static int
1167 decode_3d_1d(uint32_t *data, uint32_t count,
1168              uint32_t hw_offset, uint32_t devid, int *failures)
1169 {
1170         unsigned int len, i, c, idx, word, map, sampler, instr;
1171         const char *format, *zformat, *type;
1172         uint32_t opcode;
1173
1174         struct {
1175                 uint32_t opcode;
1176                 int i830_only;
1177                 unsigned int min_len;
1178                 unsigned int max_len;
1179                 const char *name;
1180         } opcodes_3d_1d[] = {
1181                 { 0x86, 0, 4, 4, "3DSTATE_CHROMA_KEY" },
1182                 { 0x88, 0, 2, 2, "3DSTATE_CONSTANT_BLEND_COLOR" },
1183                 { 0x99, 0, 2, 2, "3DSTATE_DEFAULT_DIFFUSE" },
1184                 { 0x9a, 0, 2, 2, "3DSTATE_DEFAULT_SPECULAR" },
1185                 { 0x98, 0, 2, 2, "3DSTATE_DEFAULT_Z" },
1186                 { 0x97, 0, 2, 2, "3DSTATE_DEPTH_OFFSET_SCALE" },
1187                 { 0x9d, 0, 65, 65, "3DSTATE_FILTER_COEFFICIENTS_4X4" },
1188                 { 0x9e, 0, 4, 4, "3DSTATE_MONO_FILTER" },
1189                 { 0x89, 0, 4, 4, "3DSTATE_FOG_MODE" },
1190                 { 0x8f, 0, 2, 16, "3DSTATE_MAP_PALLETE_LOAD_32" },
1191                 { 0x83, 0, 2, 2, "3DSTATE_SPAN_STIPPLE" },
1192                 { 0x8c, 1, 2, 2, "3DSTATE_MAP_COORD_TRANSFORM_I830" },
1193                 { 0x8b, 1, 2, 2, "3DSTATE_MAP_VERTEX_TRANSFORM_I830" },
1194                 { 0x8d, 1, 3, 3, "3DSTATE_W_STATE_I830" },
1195                 { 0x01, 1, 2, 2, "3DSTATE_COLOR_FACTOR_I830" },
1196                 { 0x02, 1, 2, 2, "3DSTATE_MAP_COORD_SETBIND_I830"},
1197         }, *opcode_3d_1d;
1198
1199         opcode = (data[0] & 0x00ff0000) >> 16;
1200
1201         switch (opcode) {
1202         case 0x07:
1203                 /* This instruction is unusual.  A 0 length means just
1204                  * 1 DWORD instead of 2.  The 0 length is specified in
1205                  * one place to be unsupported, but stated to be
1206                  * required in another, and 0 length LOAD_INDIRECTs
1207                  * appear to cause no harm at least.
1208                  */
1209                 instr_out(data, hw_offset, 0, "3DSTATE_LOAD_INDIRECT\n");
1210                 len = (data[0] & 0x000000ff) + 1;
1211                 i = 1;
1212                 if (data[0] & (0x01 << 8)) {
1213                         if (i + 2 >= count)
1214                                 BUFFER_FAIL(count, len,
1215                                             "3DSTATE_LOAD_INDIRECT");
1216                         instr_out(data, hw_offset, i++, "SIS.0\n");
1217                         instr_out(data, hw_offset, i++, "SIS.1\n");
1218                 }
1219                 if (data[0] & (0x02 << 8)) {
1220                         if (i + 1 >= count)
1221                                 BUFFER_FAIL(count, len,
1222                                             "3DSTATE_LOAD_INDIRECT");
1223                         instr_out(data, hw_offset, i++, "DIS.0\n");
1224                 }
1225                 if (data[0] & (0x04 << 8)) {
1226                         if (i + 2 >= count)
1227                                 BUFFER_FAIL(count, len,
1228                                             "3DSTATE_LOAD_INDIRECT");
1229                         instr_out(data, hw_offset, i++, "SSB.0\n");
1230                         instr_out(data, hw_offset, i++, "SSB.1\n");
1231                 }
1232                 if (data[0] & (0x08 << 8)) {
1233                         if (i + 2 >= count)
1234                                 BUFFER_FAIL(count, len,
1235                                             "3DSTATE_LOAD_INDIRECT");
1236                         instr_out(data, hw_offset, i++, "MSB.0\n");
1237                         instr_out(data, hw_offset, i++, "MSB.1\n");
1238                 }
1239                 if (data[0] & (0x10 << 8)) {
1240                         if (i + 2 >= count)
1241                                 BUFFER_FAIL(count, len,
1242                                             "3DSTATE_LOAD_INDIRECT");
1243                         instr_out(data, hw_offset, i++, "PSP.0\n");
1244                         instr_out(data, hw_offset, i++, "PSP.1\n");
1245                 }
1246                 if (data[0] & (0x20 << 8)) {
1247                         if (i + 2 >= count)
1248                                 BUFFER_FAIL(count, len,
1249                                             "3DSTATE_LOAD_INDIRECT");
1250                         instr_out(data, hw_offset, i++, "PSC.0\n");
1251                         instr_out(data, hw_offset, i++, "PSC.1\n");
1252                 }
1253                 if (len != i) {
1254                         fprintf(out, "Bad count in 3DSTATE_LOAD_INDIRECT\n");
1255                         (*failures)++;
1256                         return len;
1257                 }
1258                 return len;
1259         case 0x04:
1260                 instr_out(data, hw_offset, 0,
1261                           "3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
1262                 len = (data[0] & 0x0000000f) + 2;
1263                 i = 1;
1264                 for (word = 0; word <= 8; word++) {
1265                         if (data[0] & (1 << (4 + word))) {
1266                                 if (i >= count)
1267                                         BUFFER_FAIL(count, len,
1268                                                     "3DSTATE_LOAD_STATE_IMMEDIATE_1");
1269
1270                                 /* save vertex state for decode */
1271                                 if (!IS_GEN2(devid)) {
1272                                         if (word == 2) {
1273                                                 saved_s2_set = 1;
1274                                                 saved_s2 = data[i];
1275                                         }
1276                                         if (word == 4) {
1277                                                 saved_s4_set = 1;
1278                                                 saved_s4 = data[i];
1279                                         }
1280
1281                                         switch (word) {
1282                                         case 0:
1283                                                 instr_out(data, hw_offset, i,
1284                                                           "S0: vbo offset: 0x%08x%s\n",
1285                                                           data[i] & (~1),
1286                                                           data[i] & 1 ?
1287                                                           ", auto cache invalidate disabled"
1288                                                           : "");
1289                                                 break;
1290                                         case 1:
1291                                                 instr_out(data, hw_offset, i,
1292                                                           "S1: vertex width: %i, vertex pitch: %i\n",
1293                                                           (data[i] >> 24) &
1294                                                           0x3f,
1295                                                           (data[i] >> 16) &
1296                                                           0x3f);
1297                                                 break;
1298                                         case 2:
1299                                                 instr_out(data, hw_offset, i,
1300                                                           "S2: texcoord formats: ");
1301                                                 for (int tex_num = 0;
1302                                                      tex_num < 8; tex_num++) {
1303                                                         switch ((data[i] >>
1304                                                                  tex_num *
1305                                                                  4) & 0xf) {
1306                                                         case 0:
1307                                                                 fprintf(out,
1308                                                                         "%i=2D ",
1309                                                                         tex_num);
1310                                                                 break;
1311                                                         case 1:
1312                                                                 fprintf(out,
1313                                                                         "%i=3D ",
1314                                                                         tex_num);
1315                                                                 break;
1316                                                         case 2:
1317                                                                 fprintf(out,
1318                                                                         "%i=4D ",
1319                                                                         tex_num);
1320                                                                 break;
1321                                                         case 3:
1322                                                                 fprintf(out,
1323                                                                         "%i=1D ",
1324                                                                         tex_num);
1325                                                                 break;
1326                                                         case 4:
1327                                                                 fprintf(out,
1328                                                                         "%i=2D_16 ",
1329                                                                         tex_num);
1330                                                                 break;
1331                                                         case 5:
1332                                                                 fprintf(out,
1333                                                                         "%i=4D_16 ",
1334                                                                         tex_num);
1335                                                                 break;
1336                                                         case 0xf:
1337                                                                 fprintf(out,
1338                                                                         "%i=NP ",
1339                                                                         tex_num);
1340                                                                 break;
1341                                                         }
1342                                                 }
1343                                                 fprintf(out, "\n");
1344
1345                                                 break;
1346                                         case 3:
1347                                                 instr_out(data, hw_offset, i,
1348                                                           "S3: not documented\n");
1349                                                 break;
1350                                         case 4:
1351                                                 {
1352                                                         const char *cullmode = "";
1353                                                         const char *vfmt_xyzw = "";
1354                                                         switch ((data[i] >> 13)
1355                                                                 & 0x3) {
1356                                                         case 0:
1357                                                                 cullmode =
1358                                                                     "both";
1359                                                                 break;
1360                                                         case 1:
1361                                                                 cullmode =
1362                                                                     "none";
1363                                                                 break;
1364                                                         case 2:
1365                                                                 cullmode = "cw";
1366                                                                 break;
1367                                                         case 3:
1368                                                                 cullmode =
1369                                                                     "ccw";
1370                                                                 break;
1371                                                         }
1372                                                         switch (data[i] &
1373                                                                 (7 << 6 | 1 <<
1374                                                                  2)) {
1375                                                         case 1 << 6:
1376                                                                 vfmt_xyzw =
1377                                                                     "XYZ,";
1378                                                                 break;
1379                                                         case 2 << 6:
1380                                                                 vfmt_xyzw =
1381                                                                     "XYZW,";
1382                                                                 break;
1383                                                         case 3 << 6:
1384                                                                 vfmt_xyzw =
1385                                                                     "XY,";
1386                                                                 break;
1387                                                         case 4 << 6:
1388                                                                 vfmt_xyzw =
1389                                                                     "XYW,";
1390                                                                 break;
1391                                                         case 1 << 6 | 1 << 2:
1392                                                                 vfmt_xyzw =
1393                                                                     "XYZF,";
1394                                                                 break;
1395                                                         case 2 << 6 | 1 << 2:
1396                                                                 vfmt_xyzw =
1397                                                                     "XYZWF,";
1398                                                                 break;
1399                                                         case 3 << 6 | 1 << 2:
1400                                                                 vfmt_xyzw =
1401                                                                     "XYF,";
1402                                                                 break;
1403                                                         case 4 << 6 | 1 << 2:
1404                                                                 vfmt_xyzw =
1405                                                                     "XYWF,";
1406                                                                 break;
1407                                                         }
1408                                                         instr_out(data,
1409                                                                   hw_offset, i,
1410                                                                   "S4: point_width=%i, line_width=%.1f,"
1411                                                                   "%s%s%s%s%s cullmode=%s, vfmt=%s%s%s%s%s%s "
1412                                                                   "%s%s%s%s%s\n",
1413                                                                   (data[i] >>
1414                                                                    23) & 0x1ff,
1415                                                                   ((data[i] >>
1416                                                                     19) & 0xf) /
1417                                                                   2.0,
1418                                                                   data[i] & (0xf
1419                                                                              <<
1420                                                                              15)
1421                                                                   ?
1422                                                                   " flatshade="
1423                                                                   : "",
1424                                                                   data[i] & (1
1425                                                                              <<
1426                                                                              18)
1427                                                                   ? "Alpha," :
1428                                                                   "",
1429                                                                   data[i] & (1
1430                                                                              <<
1431                                                                              17)
1432                                                                   ? "Fog," : "",
1433                                                                   data[i] & (1
1434                                                                              <<
1435                                                                              16)
1436                                                                   ? "Specular,"
1437                                                                   : "",
1438                                                                   data[i] & (1
1439                                                                              <<
1440                                                                              15)
1441                                                                   ? "Color," :
1442                                                                   "", cullmode,
1443                                                                   data[i] & (1
1444                                                                              <<
1445                                                                              12)
1446                                                                   ?
1447                                                                   "PointWidth,"
1448                                                                   : "",
1449                                                                   data[i] & (1
1450                                                                              <<
1451                                                                              11)
1452                                                                   ? "SpecFog," :
1453                                                                   "",
1454                                                                   data[i] & (1
1455                                                                              <<
1456                                                                              10)
1457                                                                   ? "Color," :
1458                                                                   "",
1459                                                                   data[i] & (1
1460                                                                              <<
1461                                                                              9)
1462                                                                   ? "DepthOfs,"
1463                                                                   : "",
1464                                                                   vfmt_xyzw,
1465                                                                   data[i] & (1
1466                                                                              <<
1467                                                                              9)
1468                                                                   ? "FogParam,"
1469                                                                   : "",
1470                                                                   data[i] & (1
1471                                                                              <<
1472                                                                              5)
1473                                                                   ?
1474                                                                   "force default diffuse, "
1475                                                                   : "",
1476                                                                   data[i] & (1
1477                                                                              <<
1478                                                                              4)
1479                                                                   ?
1480                                                                   "force default specular, "
1481                                                                   : "",
1482                                                                   data[i] & (1
1483                                                                              <<
1484                                                                              3)
1485                                                                   ?
1486                                                                   "local depth ofs enable, "
1487                                                                   : "",
1488                                                                   data[i] & (1
1489                                                                              <<
1490                                                                              1)
1491                                                                   ?
1492                                                                   "point sprite enable, "
1493                                                                   : "",
1494                                                                   data[i] & (1
1495                                                                              <<
1496                                                                              0)
1497                                                                   ?
1498                                                                   "line AA enable, "
1499                                                                   : "");
1500                                                         break;
1501                                                 }
1502                                         case 5:
1503                                                 {
1504                                                         instr_out(data,
1505                                                                   hw_offset, i,
1506                                                                   "S5:%s%s%s%s%s"
1507                                                                   "%s%s%s%s stencil_ref=0x%x, stencil_test=%s, "
1508                                                                   "stencil_fail=%s, stencil_pass_z_fail=%s, "
1509                                                                   "stencil_pass_z_pass=%s, %s%s%s%s\n",
1510                                                                   data[i] & (0xf
1511                                                                              <<
1512                                                                              28)
1513                                                                   ?
1514                                                                   " write_disable="
1515                                                                   : "",
1516                                                                   data[i] & (1
1517                                                                              <<
1518                                                                              31)
1519                                                                   ? "Alpha," :
1520                                                                   "",
1521                                                                   data[i] & (1
1522                                                                              <<
1523                                                                              30)
1524                                                                   ? "Red," : "",
1525                                                                   data[i] & (1
1526                                                                              <<
1527                                                                              29)
1528                                                                   ? "Green," :
1529                                                                   "",
1530                                                                   data[i] & (1
1531                                                                              <<
1532                                                                              28)
1533                                                                   ? "Blue," :
1534                                                                   "",
1535                                                                   data[i] & (1
1536                                                                              <<
1537                                                                              27)
1538                                                                   ?
1539                                                                   " force default point size,"
1540                                                                   : "",
1541                                                                   data[i] & (1
1542                                                                              <<
1543                                                                              26)
1544                                                                   ?
1545                                                                   " last pixel enable,"
1546                                                                   : "",
1547                                                                   data[i] & (1
1548                                                                              <<
1549                                                                              25)
1550                                                                   ?
1551                                                                   " global depth ofs enable,"
1552                                                                   : "",
1553                                                                   data[i] & (1
1554                                                                              <<
1555                                                                              24)
1556                                                                   ?
1557                                                                   " fog enable,"
1558                                                                   : "",
1559                                                                   (data[i] >>
1560                                                                    16) & 0xff,
1561                                                                   decode_compare_func
1562                                                                   (data[i] >>
1563                                                                    13),
1564                                                                   decode_stencil_op
1565                                                                   (data[i] >>
1566                                                                    10),
1567                                                                   decode_stencil_op
1568                                                                   (data[i] >>
1569                                                                    7),
1570                                                                   decode_stencil_op
1571                                                                   (data[i] >>
1572                                                                    4),
1573                                                                   data[i] & (1
1574                                                                              <<
1575                                                                              3)
1576                                                                   ?
1577                                                                   "stencil write enable, "
1578                                                                   : "",
1579                                                                   data[i] & (1
1580                                                                              <<
1581                                                                              2)
1582                                                                   ?
1583                                                                   "stencil test enable, "
1584                                                                   : "",
1585                                                                   data[i] & (1
1586                                                                              <<
1587                                                                              1)
1588                                                                   ?
1589                                                                   "color dither enable, "
1590                                                                   : "",
1591                                                                   data[i] & (1
1592                                                                              <<
1593                                                                              0)
1594                                                                   ?
1595                                                                   "logicop enable, "
1596                                                                   : "");
1597                                                 }
1598                                                 break;
1599                                         case 6:
1600                                                 instr_out(data, hw_offset, i,
1601                                                           "S6: %salpha_test=%s, alpha_ref=0x%x, "
1602                                                           "depth_test=%s, %ssrc_blnd_fct=%s, dst_blnd_fct=%s, "
1603                                                           "%s%stristrip_provoking_vertex=%i\n",
1604                                                           data[i] & (1 << 31) ?
1605                                                           "alpha test enable, "
1606                                                           : "",
1607                                                           decode_compare_func
1608                                                           (data[i] >> 28),
1609                                                           data[i] & (0xff <<
1610                                                                      20),
1611                                                           decode_compare_func
1612                                                           (data[i] >> 16),
1613                                                           data[i] & (1 << 15) ?
1614                                                           "cbuf blend enable, "
1615                                                           : "",
1616                                                           decode_blend_fact(data
1617                                                                             [i]
1618                                                                             >>
1619                                                                             8),
1620                                                           decode_blend_fact(data
1621                                                                             [i]
1622                                                                             >>
1623                                                                             4),
1624                                                           data[i] & (1 << 3) ?
1625                                                           "depth write enable, "
1626                                                           : "",
1627                                                           data[i] & (1 << 2) ?
1628                                                           "cbuf write enable, "
1629                                                           : "",
1630                                                           data[i] & (0x3));
1631                                                 break;
1632                                         case 7:
1633                                                 instr_out(data, hw_offset, i,
1634                                                           "S7: depth offset constant: 0x%08x\n",
1635                                                           data[i]);
1636                                                 break;
1637                                         }
1638                                 } else {
1639                                         instr_out(data, hw_offset, i,
1640                                                   "S%d: 0x%08x\n", i, data[i]);
1641                                 }
1642                                 i++;
1643                         }
1644                 }
1645                 if (len != i) {
1646                         fprintf(out,
1647                                 "Bad count in 3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
1648                         (*failures)++;
1649                 }
1650                 return len;
1651         case 0x03:
1652                 instr_out(data, hw_offset, 0,
1653                           "3DSTATE_LOAD_STATE_IMMEDIATE_2\n");
1654                 len = (data[0] & 0x0000000f) + 2;
1655                 i = 1;
1656                 for (word = 6; word <= 14; word++) {
1657                         if (data[0] & (1 << word)) {
1658                                 if (i >= count)
1659                                         BUFFER_FAIL(count, len,
1660                                                     "3DSTATE_LOAD_STATE_IMMEDIATE_2");
1661
1662                                 if (word == 6)
1663                                         instr_out(data, hw_offset, i++,
1664                                                   "TBCF\n");
1665                                 else if (word >= 7 && word <= 10) {
1666                                         instr_out(data, hw_offset, i++,
1667                                                   "TB%dC\n", word - 7);
1668                                         instr_out(data, hw_offset, i++,
1669                                                   "TB%dA\n", word - 7);
1670                                 } else if (word >= 11 && word <= 14) {
1671                                         instr_out(data, hw_offset, i,
1672                                                   "TM%dS0: offset=0x%08x, %s\n",
1673                                                   word - 11,
1674                                                   data[i] & 0xfffffffe,
1675                                                   data[i] & 1 ? "use fence" :
1676                                                   "");
1677                                         i++;
1678                                         instr_out(data, hw_offset, i,
1679                                                   "TM%dS1: height=%i, width=%i, %s\n",
1680                                                   word - 11, data[i] >> 21,
1681                                                   (data[i] >> 10) & 0x3ff,
1682                                                   data[i] & 2 ? (data[i] & 1 ?
1683                                                                  "y-tiled" :
1684                                                                  "x-tiled") :
1685                                                   "");
1686                                         i++;
1687                                         instr_out(data, hw_offset, i,
1688                                                   "TM%dS2: pitch=%i, \n",
1689                                                   word - 11,
1690                                                   ((data[i] >> 21) + 1) * 4);
1691                                         i++;
1692                                         instr_out(data, hw_offset, i++,
1693                                                   "TM%dS3\n", word - 11);
1694                                         instr_out(data, hw_offset, i++,
1695                                                   "TM%dS4: dflt color\n",
1696                                                   word - 11);
1697                                 }
1698                         }
1699                 }
1700                 if (len != i) {
1701                         fprintf(out,
1702                                 "Bad count in 3DSTATE_LOAD_STATE_IMMEDIATE_2\n");
1703                         (*failures)++;
1704                 }
1705                 return len;
1706         case 0x00:
1707                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_STATE\n");
1708                 len = (data[0] & 0x0000003f) + 2;
1709                 instr_out(data, hw_offset, 1, "mask\n");
1710
1711                 i = 2;
1712                 for (map = 0; map <= 15; map++) {
1713                         if (data[1] & (1 << map)) {
1714                                 int width, height, pitch, dword;
1715                                 const char *tiling;
1716
1717                                 if (i + 3 >= count)
1718                                         BUFFER_FAIL(count, len,
1719                                                     "3DSTATE_MAP_STATE");
1720
1721                                 dword = data[i];
1722                                 instr_out(data, hw_offset, i++,
1723                                           "map %d MS2 %s%s%s\n", map,
1724                                           dword & (1 << 31) ?
1725                                           "untrusted surface, " : "",
1726                                           dword & (1 << 1) ?
1727                                           "vertical line stride enable, " : "",
1728                                           dword & (1 << 0) ?
1729                                           "vertical ofs enable, " : "");
1730
1731                                 dword = data[i];
1732                                 width = ((dword >> 10) & ((1 << 11) - 1)) + 1;
1733                                 height = ((dword >> 21) & ((1 << 11) - 1)) + 1;
1734
1735                                 tiling = "none";
1736                                 if (dword & (1 << 2))
1737                                         tiling = "fenced";
1738                                 else if (dword & (1 << 1))
1739                                         tiling = dword & (1 << 0) ? "Y" : "X";
1740                                 type = " BAD";
1741                                 format = "BAD";
1742                                 switch ((dword >> 7) & 0x7) {
1743                                 case 1:
1744                                         type = "8b";
1745                                         switch ((dword >> 3) & 0xf) {
1746                                         case 0:
1747                                                 format = "I";
1748                                                 break;
1749                                         case 1:
1750                                                 format = "L";
1751                                                 break;
1752                                         case 4:
1753                                                 format = "A";
1754                                                 break;
1755                                         case 5:
1756                                                 format = " mono";
1757                                                 break;
1758                                         }
1759                                         break;
1760                                 case 2:
1761                                         type = "16b";
1762                                         switch ((dword >> 3) & 0xf) {
1763                                         case 0:
1764                                                 format = " rgb565";
1765                                                 break;
1766                                         case 1:
1767                                                 format = " argb1555";
1768                                                 break;
1769                                         case 2:
1770                                                 format = " argb4444";
1771                                                 break;
1772                                         case 5:
1773                                                 format = " ay88";
1774                                                 break;
1775                                         case 6:
1776                                                 format = " bump655";
1777                                                 break;
1778                                         case 7:
1779                                                 format = "I";
1780                                                 break;
1781                                         case 8:
1782                                                 format = "L";
1783                                                 break;
1784                                         case 9:
1785                                                 format = "A";
1786                                                 break;
1787                                         }
1788                                         break;
1789                                 case 3:
1790                                         type = "32b";
1791                                         switch ((dword >> 3) & 0xf) {
1792                                         case 0:
1793                                                 format = " argb8888";
1794                                                 break;
1795                                         case 1:
1796                                                 format = " abgr8888";
1797                                                 break;
1798                                         case 2:
1799                                                 format = " xrgb8888";
1800                                                 break;
1801                                         case 3:
1802                                                 format = " xbgr8888";
1803                                                 break;
1804                                         case 4:
1805                                                 format = " qwvu8888";
1806                                                 break;
1807                                         case 5:
1808                                                 format = " axvu8888";
1809                                                 break;
1810                                         case 6:
1811                                                 format = " lxvu8888";
1812                                                 break;
1813                                         case 7:
1814                                                 format = " xlvu8888";
1815                                                 break;
1816                                         case 8:
1817                                                 format = " argb2101010";
1818                                                 break;
1819                                         case 9:
1820                                                 format = " abgr2101010";
1821                                                 break;
1822                                         case 10:
1823                                                 format = " awvu2101010";
1824                                                 break;
1825                                         case 11:
1826                                                 format = " gr1616";
1827                                                 break;
1828                                         case 12:
1829                                                 format = " vu1616";
1830                                                 break;
1831                                         case 13:
1832                                                 format = " xI824";
1833                                                 break;
1834                                         case 14:
1835                                                 format = " xA824";
1836                                                 break;
1837                                         case 15:
1838                                                 format = " xL824";
1839                                                 break;
1840                                         }
1841                                         break;
1842                                 case 5:
1843                                         type = "422";
1844                                         switch ((dword >> 3) & 0xf) {
1845                                         case 0:
1846                                                 format = " yuv_swapy";
1847                                                 break;
1848                                         case 1:
1849                                                 format = " yuv";
1850                                                 break;
1851                                         case 2:
1852                                                 format = " yuv_swapuv";
1853                                                 break;
1854                                         case 3:
1855                                                 format = " yuv_swapuvy";
1856                                                 break;
1857                                         }
1858                                         break;
1859                                 case 6:
1860                                         type = "compressed";
1861                                         switch ((dword >> 3) & 0x7) {
1862                                         case 0:
1863                                                 format = " dxt1";
1864                                                 break;
1865                                         case 1:
1866                                                 format = " dxt2_3";
1867                                                 break;
1868                                         case 2:
1869                                                 format = " dxt4_5";
1870                                                 break;
1871                                         case 3:
1872                                                 format = " fxt1";
1873                                                 break;
1874                                         case 4:
1875                                                 format = " dxt1_rb";
1876                                                 break;
1877                                         }
1878                                         break;
1879                                 case 7:
1880                                         type = "4b indexed";
1881                                         switch ((dword >> 3) & 0xf) {
1882                                         case 7:
1883                                                 format = " argb8888";
1884                                                 break;
1885                                         }
1886                                         break;
1887                                 }
1888                                 dword = data[i];
1889                                 instr_out(data, hw_offset, i++,
1890                                           "map %d MS3 [width=%d, height=%d, format=%s%s, tiling=%s%s]\n",
1891                                           map, width, height, type, format,
1892                                           tiling,
1893                                           dword & (1 << 9) ? " palette select" :
1894                                           "");
1895
1896                                 dword = data[i];
1897                                 pitch =
1898                                     4 * (((dword >> 21) & ((1 << 11) - 1)) + 1);
1899                                 instr_out(data, hw_offset, i++,
1900                                           "map %d MS4 [pitch=%d, max_lod=%i, vol_depth=%i, cube_face_ena=%x, %s]\n",
1901                                           map, pitch, (dword >> 9) & 0x3f,
1902                                           dword & 0xff, (dword >> 15) & 0x3f,
1903                                           dword & (1 << 8) ? "miplayout legacy"
1904                                           : "miplayout right");
1905                         }
1906                 }
1907                 if (len != i) {
1908                         fprintf(out, "Bad count in 3DSTATE_MAP_STATE\n");
1909                         (*failures)++;
1910                         return len;
1911                 }
1912                 return len;
1913         case 0x06:
1914                 instr_out(data, hw_offset, 0,
1915                           "3DSTATE_PIXEL_SHADER_CONSTANTS\n");
1916                 len = (data[0] & 0x000000ff) + 2;
1917
1918                 i = 2;
1919                 for (c = 0; c <= 31; c++) {
1920                         if (data[1] & (1 << c)) {
1921                                 if (i + 4 >= count)
1922                                         BUFFER_FAIL(count, len,
1923                                                     "3DSTATE_PIXEL_SHADER_CONSTANTS");
1924                                 instr_out(data, hw_offset, i, "C%d.X = %f\n", c,
1925                                           int_as_float(data[i]));
1926                                 i++;
1927                                 instr_out(data, hw_offset, i, "C%d.Y = %f\n",
1928                                           c, int_as_float(data[i]));
1929                                 i++;
1930                                 instr_out(data, hw_offset, i, "C%d.Z = %f\n",
1931                                           c, int_as_float(data[i]));
1932                                 i++;
1933                                 instr_out(data, hw_offset, i, "C%d.W = %f\n",
1934                                           c, int_as_float(data[i]));
1935                                 i++;
1936                         }
1937                 }
1938                 if (len != i) {
1939                         fprintf(out,
1940                                 "Bad count in 3DSTATE_PIXEL_SHADER_CONSTANTS\n");
1941                         (*failures)++;
1942                 }
1943                 return len;
1944         case 0x05:
1945                 instr_out(data, hw_offset, 0, "3DSTATE_PIXEL_SHADER_PROGRAM\n");
1946                 len = (data[0] & 0x000000ff) + 2;
1947                 if ((len - 1) % 3 != 0 || len > 370) {
1948                         fprintf(out,
1949                                 "Bad count in 3DSTATE_PIXEL_SHADER_PROGRAM\n");
1950                         (*failures)++;
1951                 }
1952                 i = 1;
1953                 for (instr = 0; instr < (len - 1) / 3; instr++) {
1954                         char instr_prefix[10];
1955
1956                         if (i + 3 >= count)
1957                                 BUFFER_FAIL(count, len,
1958                                             "3DSTATE_PIXEL_SHADER_PROGRAM");
1959                         sprintf(instr_prefix, "PS%03d", instr);
1960                         i915_decode_instruction(data, hw_offset, i,
1961                                                 instr_prefix);
1962                         i += 3;
1963                 }
1964                 return len;
1965         case 0x01:
1966                 if (IS_GEN2(devid))
1967                         break;
1968                 instr_out(data, hw_offset, 0, "3DSTATE_SAMPLER_STATE\n");
1969                 instr_out(data, hw_offset, 1, "mask\n");
1970                 len = (data[0] & 0x0000003f) + 2;
1971                 i = 2;
1972                 for (sampler = 0; sampler <= 15; sampler++) {
1973                         if (data[1] & (1 << sampler)) {
1974                                 uint32_t dword;
1975                                 const char *mip_filter = "";
1976                                 if (i + 3 >= count)
1977                                         BUFFER_FAIL(count, len,
1978                                                     "3DSTATE_SAMPLER_STATE");
1979                                 dword = data[i];
1980                                 switch ((dword >> 20) & 0x3) {
1981                                 case 0:
1982                                         mip_filter = "none";
1983                                         break;
1984                                 case 1:
1985                                         mip_filter = "nearest";
1986                                         break;
1987                                 case 3:
1988                                         mip_filter = "linear";
1989                                         break;
1990                                 }
1991                                 instr_out(data, hw_offset, i++,
1992                                           "sampler %d SS2:%s%s%s "
1993                                           "base_mip_level=%i, mip_filter=%s, mag_filter=%s, min_filter=%s "
1994                                           "lod_bias=%.2f,%s max_aniso=%i, shadow_func=%s\n",
1995                                           sampler,
1996                                           dword & (1 << 31) ? " reverse gamma,"
1997                                           : "",
1998                                           dword & (1 << 30) ? " packed2planar,"
1999                                           : "",
2000                                           dword & (1 << 29) ?
2001                                           " colorspace conversion," : "",
2002                                           (dword >> 22) & 0x1f, mip_filter,
2003                                           decode_sample_filter(dword >> 17),
2004                                           decode_sample_filter(dword >> 14),
2005                                           ((dword >> 5) & 0x1ff) / (0x10 * 1.0),
2006                                           dword & (1 << 4) ? " shadow," : "",
2007                                           dword & (1 << 3) ? 4 : 2,
2008                                           decode_compare_func(dword));
2009                                 dword = data[i];
2010                                 instr_out(data, hw_offset, i++,
2011                                           "sampler %d SS3: min_lod=%.2f,%s "
2012                                           "tcmode_x=%s, tcmode_y=%s, tcmode_z=%s,%s texmap_idx=%i,%s\n",
2013                                           sampler,
2014                                           ((dword >> 24) & 0xff) / (0x10 * 1.0),
2015                                           dword & (1 << 17) ?
2016                                           " kill pixel enable," : "",
2017                                           decode_tex_coord_mode(dword >> 12),
2018                                           decode_tex_coord_mode(dword >> 9),
2019                                           decode_tex_coord_mode(dword >> 6),
2020                                           dword & (1 << 5) ?
2021                                           " normalized coords," : "",
2022                                           (dword >> 1) & 0xf,
2023                                           dword & (1 << 0) ? " deinterlacer," :
2024                                           "");
2025                                 dword = data[i];
2026                                 instr_out(data, hw_offset, i++,
2027                                           "sampler %d SS4: border color\n",
2028                                           sampler);
2029                         }
2030                 }
2031                 if (len != i) {
2032                         fprintf(out, "Bad count in 3DSTATE_SAMPLER_STATE\n");
2033                         (*failures)++;
2034                 }
2035                 return len;
2036         case 0x85:
2037                 len = (data[0] & 0x0000000f) + 2;
2038
2039                 if (len != 2)
2040                         fprintf(out,
2041                                 "Bad count in 3DSTATE_DEST_BUFFER_VARIABLES\n");
2042                 if (count < 2)
2043                         BUFFER_FAIL(count, len,
2044                                     "3DSTATE_DEST_BUFFER_VARIABLES");
2045
2046                 instr_out(data, hw_offset, 0,
2047                           "3DSTATE_DEST_BUFFER_VARIABLES\n");
2048
2049                 switch ((data[1] >> 8) & 0xf) {
2050                 case 0x0:
2051                         format = "g8";
2052                         break;
2053                 case 0x1:
2054                         format = "x1r5g5b5";
2055                         break;
2056                 case 0x2:
2057                         format = "r5g6b5";
2058                         break;
2059                 case 0x3:
2060                         format = "a8r8g8b8";
2061                         break;
2062                 case 0x4:
2063                         format = "ycrcb_swapy";
2064                         break;
2065                 case 0x5:
2066                         format = "ycrcb_normal";
2067                         break;
2068                 case 0x6:
2069                         format = "ycrcb_swapuv";
2070                         break;
2071                 case 0x7:
2072                         format = "ycrcb_swapuvy";
2073                         break;
2074                 case 0x8:
2075                         format = "a4r4g4b4";
2076                         break;
2077                 case 0x9:
2078                         format = "a1r5g5b5";
2079                         break;
2080                 case 0xa:
2081                         format = "a2r10g10b10";
2082                         break;
2083                 default:
2084                         format = "BAD";
2085                         break;
2086                 }
2087                 switch ((data[1] >> 2) & 0x3) {
2088                 case 0x0:
2089                         zformat = "u16";
2090                         break;
2091                 case 0x1:
2092                         zformat = "f16";
2093                         break;
2094                 case 0x2:
2095                         zformat = "u24x8";
2096                         break;
2097                 default:
2098                         zformat = "BAD";
2099                         break;
2100                 }
2101                 instr_out(data, hw_offset, 1,
2102                           "%s format, %s depth format, early Z %sabled\n",
2103                           format, zformat,
2104                           (data[1] & (1 << 31)) ? "en" : "dis");
2105                 return len;
2106
2107         case 0x8e:
2108                 {
2109                         const char *name, *tiling;
2110
2111                         len = (data[0] & 0x0000000f) + 2;
2112                         if (len != 3)
2113                                 fprintf(out,
2114                                         "Bad count in 3DSTATE_BUFFER_INFO\n");
2115                         if (count < 3)
2116                                 BUFFER_FAIL(count, len, "3DSTATE_BUFFER_INFO");
2117
2118                         switch ((data[1] >> 24) & 0x7) {
2119                         case 0x3:
2120                                 name = "color";
2121                                 break;
2122                         case 0x7:
2123                                 name = "depth";
2124                                 break;
2125                         default:
2126                                 name = "unknown";
2127                                 break;
2128                         }
2129
2130                         tiling = "none";
2131                         if (data[1] & (1 << 23))
2132                                 tiling = "fenced";
2133                         else if (data[1] & (1 << 22))
2134                                 tiling = data[1] & (1 << 21) ? "Y" : "X";
2135
2136                         instr_out(data, hw_offset, 0, "3DSTATE_BUFFER_INFO\n");
2137                         instr_out(data, hw_offset, 1,
2138                                   "%s, tiling = %s, pitch=%d\n", name, tiling,
2139                                   data[1] & 0xffff);
2140
2141                         instr_out(data, hw_offset, 2, "address\n");
2142                         return len;
2143                 }
2144         case 0x81:
2145                 len = (data[0] & 0x0000000f) + 2;
2146
2147                 if (len != 3)
2148                         fprintf(out,
2149                                 "Bad count in 3DSTATE_SCISSOR_RECTANGLE\n");
2150                 if (count < 3)
2151                         BUFFER_FAIL(count, len, "3DSTATE_SCISSOR_RECTANGLE");
2152
2153                 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_RECTANGLE\n");
2154                 instr_out(data, hw_offset, 1, "(%d,%d)\n",
2155                           data[1] & 0xffff, data[1] >> 16);
2156                 instr_out(data, hw_offset, 2, "(%d,%d)\n",
2157                           data[2] & 0xffff, data[2] >> 16);
2158
2159                 return len;
2160         case 0x80:
2161                 len = (data[0] & 0x0000000f) + 2;
2162
2163                 if (len != 5)
2164                         fprintf(out,
2165                                 "Bad count in 3DSTATE_DRAWING_RECTANGLE\n");
2166                 if (count < 5)
2167                         BUFFER_FAIL(count, len, "3DSTATE_DRAWING_RECTANGLE");
2168
2169                 instr_out(data, hw_offset, 0, "3DSTATE_DRAWING_RECTANGLE\n");
2170                 instr_out(data, hw_offset, 1, "%s\n",
2171                           data[1] & (1 << 30) ? "depth ofs disabled " : "");
2172                 instr_out(data, hw_offset, 2, "(%d,%d)\n",
2173                           data[2] & 0xffff, data[2] >> 16);
2174                 instr_out(data, hw_offset, 3, "(%d,%d)\n",
2175                           data[3] & 0xffff, data[3] >> 16);
2176                 instr_out(data, hw_offset, 4, "(%d,%d)\n",
2177                           data[4] & 0xffff, data[4] >> 16);
2178
2179                 return len;
2180         case 0x9c:
2181                 len = (data[0] & 0x0000000f) + 2;
2182
2183                 if (len != 7)
2184                         fprintf(out, "Bad count in 3DSTATE_CLEAR_PARAMETERS\n");
2185                 if (count < 7)
2186                         BUFFER_FAIL(count, len, "3DSTATE_CLEAR_PARAMETERS");
2187
2188                 instr_out(data, hw_offset, 0, "3DSTATE_CLEAR_PARAMETERS\n");
2189                 instr_out(data, hw_offset, 1, "prim_type=%s, clear=%s%s%s\n",
2190                           data[1] & (1 << 16) ? "CLEAR_RECT" : "ZONE_INIT",
2191                           data[1] & (1 << 2) ? "color," : "",
2192                           data[1] & (1 << 1) ? "depth," : "",
2193                           data[1] & (1 << 0) ? "stencil," : "");
2194                 instr_out(data, hw_offset, 2, "clear color\n");
2195                 instr_out(data, hw_offset, 3, "clear depth/stencil\n");
2196                 instr_out(data, hw_offset, 4, "color value (rgba8888)\n");
2197                 instr_out(data, hw_offset, 5, "depth value %f\n",
2198                           int_as_float(data[5]));
2199                 instr_out(data, hw_offset, 6, "clear stencil\n");
2200                 return len;
2201         }
2202
2203         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d_1d); idx++) {
2204                 opcode_3d_1d = &opcodes_3d_1d[idx];
2205                 if (opcode_3d_1d->i830_only && !IS_GEN2(devid))
2206                         continue;
2207
2208                 if (((data[0] & 0x00ff0000) >> 16) == opcode_3d_1d->opcode) {
2209                         len = 1;
2210
2211                         instr_out(data, hw_offset, 0, "%s\n",
2212                                   opcode_3d_1d->name);
2213                         if (opcode_3d_1d->max_len > 1) {
2214                                 len = (data[0] & 0x0000ffff) + 2;
2215                                 if (len < opcode_3d_1d->min_len ||
2216                                     len > opcode_3d_1d->max_len) {
2217                                         fprintf(out, "Bad count in %s\n",
2218                                                 opcode_3d_1d->name);
2219                                         (*failures)++;
2220                                 }
2221                         }
2222
2223                         for (i = 1; i < len; i++) {
2224                                 if (i >= count)
2225                                         BUFFER_FAIL(count, len,
2226                                                     opcode_3d_1d->name);
2227                                 instr_out(data, hw_offset, i, "dword %d\n", i);
2228                         }
2229
2230                         return len;
2231                 }
2232         }
2233
2234         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_1d opcode = 0x%x\n",
2235                   opcode);
2236         (*failures)++;
2237         return 1;
2238 }
2239
2240 static int
2241 decode_3d_primitive(uint32_t *data, uint32_t count, uint32_t hw_offset,
2242                     int *failures)
2243 {
2244         char immediate = (data[0] & (1 << 23)) == 0;
2245         unsigned int len, i, j, ret;
2246         const char *primtype;
2247         int original_s2 = saved_s2;
2248         int original_s4 = saved_s4;
2249
2250         switch ((data[0] >> 18) & 0xf) {
2251         case 0x0:
2252                 primtype = "TRILIST";
2253                 break;
2254         case 0x1:
2255                 primtype = "TRISTRIP";
2256                 break;
2257         case 0x2:
2258                 primtype = "TRISTRIP_REVERSE";
2259                 break;
2260         case 0x3:
2261                 primtype = "TRIFAN";
2262                 break;
2263         case 0x4:
2264                 primtype = "POLYGON";
2265                 break;
2266         case 0x5:
2267                 primtype = "LINELIST";
2268                 break;
2269         case 0x6:
2270                 primtype = "LINESTRIP";
2271                 break;
2272         case 0x7:
2273                 primtype = "RECTLIST";
2274                 break;
2275         case 0x8:
2276                 primtype = "POINTLIST";
2277                 break;
2278         case 0x9:
2279                 primtype = "DIB";
2280                 break;
2281         case 0xa:
2282                 primtype = "CLEAR_RECT";
2283                 saved_s4 = 3 << 6;
2284                 saved_s2 = ~0;
2285                 break;
2286         default:
2287                 primtype = "unknown";
2288                 break;
2289         }
2290
2291         /* XXX: 3DPRIM_DIB not supported */
2292         if (immediate) {
2293                 len = (data[0] & 0x0003ffff) + 2;
2294                 instr_out(data, hw_offset, 0, "3DPRIMITIVE inline %s\n",
2295                           primtype);
2296                 if (count < len)
2297                         BUFFER_FAIL(count, len, "3DPRIMITIVE inline");
2298                 if (!saved_s2_set || !saved_s4_set) {
2299                         fprintf(out, "unknown vertex format\n");
2300                         for (i = 1; i < len; i++) {
2301                                 instr_out(data, hw_offset, i,
2302                                           "           vertex data (%f float)\n",
2303                                           int_as_float(data[i]));
2304                         }
2305                 } else {
2306                         unsigned int vertex = 0;
2307                         for (i = 1; i < len;) {
2308                                 unsigned int tc;
2309
2310 #define VERTEX_OUT(fmt, ...) do {                                       \
2311     if (i < len)                                                        \
2312         instr_out(data, hw_offset, i, " V%d."fmt"\n", vertex, __VA_ARGS__); \
2313     else                                                                \
2314         fprintf(out, " missing data in V%d\n", vertex);                 \
2315     i++;                                                                \
2316 } while (0)
2317
2318                                 VERTEX_OUT("X = %f", int_as_float(data[i]));
2319                                 VERTEX_OUT("Y = %f", int_as_float(data[i]));
2320                                 switch (saved_s4 >> 6 & 0x7) {
2321                                 case 0x1:
2322                                         VERTEX_OUT("Z = %f",
2323                                                    int_as_float(data[i]));
2324                                         break;
2325                                 case 0x2:
2326                                         VERTEX_OUT("Z = %f",
2327                                                    int_as_float(data[i]));
2328                                         VERTEX_OUT("W = %f",
2329                                                    int_as_float(data[i]));
2330                                         break;
2331                                 case 0x3:
2332                                         break;
2333                                 case 0x4:
2334                                         VERTEX_OUT("W = %f",
2335                                                    int_as_float(data[i]));
2336                                         break;
2337                                 default:
2338                                         fprintf(out, "bad S4 position mask\n");
2339                                 }
2340
2341                                 if (saved_s4 & (1 << 10)) {
2342                                         VERTEX_OUT
2343                                             ("color = (A=0x%02x, R=0x%02x, G=0x%02x, "
2344                                              "B=0x%02x)", data[i] >> 24,
2345                                              (data[i] >> 16) & 0xff,
2346                                              (data[i] >> 8) & 0xff,
2347                                              data[i] & 0xff);
2348                                 }
2349                                 if (saved_s4 & (1 << 11)) {
2350                                         VERTEX_OUT
2351                                             ("spec = (A=0x%02x, R=0x%02x, G=0x%02x, "
2352                                              "B=0x%02x)", data[i] >> 24,
2353                                              (data[i] >> 16) & 0xff,
2354                                              (data[i] >> 8) & 0xff,
2355                                              data[i] & 0xff);
2356                                 }
2357                                 if (saved_s4 & (1 << 12))
2358                                         VERTEX_OUT("width = 0x%08x)", data[i]);
2359
2360                                 for (tc = 0; tc <= 7; tc++) {
2361                                         switch ((saved_s2 >> (tc * 4)) & 0xf) {
2362                                         case 0x0:
2363                                                 VERTEX_OUT("T%d.X = %f", tc,
2364                                                            int_as_float(data
2365                                                                         [i]));
2366                                                 VERTEX_OUT("T%d.Y = %f", tc,
2367                                                            int_as_float(data
2368                                                                         [i]));
2369                                                 break;
2370                                         case 0x1:
2371                                                 VERTEX_OUT("T%d.X = %f", tc,
2372                                                            int_as_float(data
2373                                                                         [i]));
2374                                                 VERTEX_OUT("T%d.Y = %f", tc,
2375                                                            int_as_float(data
2376                                                                         [i]));
2377                                                 VERTEX_OUT("T%d.Z = %f", tc,
2378                                                            int_as_float(data
2379                                                                         [i]));
2380                                                 break;
2381                                         case 0x2:
2382                                                 VERTEX_OUT("T%d.X = %f", tc,
2383                                                            int_as_float(data
2384                                                                         [i]));
2385                                                 VERTEX_OUT("T%d.Y = %f", tc,
2386                                                            int_as_float(data
2387                                                                         [i]));
2388                                                 VERTEX_OUT("T%d.Z = %f", tc,
2389                                                            int_as_float(data
2390                                                                         [i]));
2391                                                 VERTEX_OUT("T%d.W = %f", tc,
2392                                                            int_as_float(data
2393                                                                         [i]));
2394                                                 break;
2395                                         case 0x3:
2396                                                 VERTEX_OUT("T%d.X = %f", tc,
2397                                                            int_as_float(data
2398                                                                         [i]));
2399                                                 break;
2400                                         case 0x4:
2401                                                 VERTEX_OUT
2402                                                     ("T%d.XY = 0x%08x half-float",
2403                                                      tc, data[i]);
2404                                                 break;
2405                                         case 0x5:
2406                                                 VERTEX_OUT
2407                                                     ("T%d.XY = 0x%08x half-float",
2408                                                      tc, data[i]);
2409                                                 VERTEX_OUT
2410                                                     ("T%d.ZW = 0x%08x half-float",
2411                                                      tc, data[i]);
2412                                                 break;
2413                                         case 0xf:
2414                                                 break;
2415                                         default:
2416                                                 fprintf(out,
2417                                                         "bad S2.T%d format\n",
2418                                                         tc);
2419                                         }
2420                                 }
2421                                 vertex++;
2422                         }
2423                 }
2424
2425                 ret = len;
2426         } else {
2427                 /* indirect vertices */
2428                 len = data[0] & 0x0000ffff;     /* index count */
2429                 if (data[0] & (1 << 17)) {
2430                         /* random vertex access */
2431                         if (count < (len + 1) / 2 + 1) {
2432                                 BUFFER_FAIL(count, (len + 1) / 2 + 1,
2433                                             "3DPRIMITIVE random indirect");
2434                         }
2435                         instr_out(data, hw_offset, 0,
2436                                   "3DPRIMITIVE random indirect %s (%d)\n",
2437                                   primtype, len);
2438                         if (len == 0) {
2439                                 /* vertex indices continue until 0xffff is
2440                                  * found
2441                                  */
2442                                 for (i = 1; i < count; i++) {
2443                                         if ((data[i] & 0xffff) == 0xffff) {
2444                                                 instr_out(data, hw_offset, i,
2445                                                           "    indices: (terminator)\n");
2446                                                 ret = i;
2447                                                 goto out;
2448                                         } else if ((data[i] >> 16) == 0xffff) {
2449                                                 instr_out(data, hw_offset, i,
2450                                                           "    indices: 0x%04x, (terminator)\n",
2451                                                           data[i] & 0xffff);
2452                                                 ret = i;
2453                                                 goto out;
2454                                         } else {
2455                                                 instr_out(data, hw_offset, i,
2456                                                           "    indices: 0x%04x, 0x%04x\n",
2457                                                           data[i] & 0xffff,
2458                                                           data[i] >> 16);
2459                                         }
2460                                 }
2461                                 fprintf(out,
2462                                         "3DPRIMITIVE: no terminator found in index buffer\n");
2463                                 (*failures)++;
2464                                 ret = count;
2465                                 goto out;
2466                         } else {
2467                                 /* fixed size vertex index buffer */
2468                                 for (j = 1, i = 0; i < len; i += 2, j++) {
2469                                         if (i * 2 == len - 1) {
2470                                                 instr_out(data, hw_offset, j,
2471                                                           "    indices: 0x%04x\n",
2472                                                           data[j] & 0xffff);
2473                                         } else {
2474                                                 instr_out(data, hw_offset, j,
2475                                                           "    indices: 0x%04x, 0x%04x\n",
2476                                                           data[j] & 0xffff,
2477                                                           data[j] >> 16);
2478                                         }
2479                                 }
2480                         }
2481                         ret = (len + 1) / 2 + 1;
2482                         goto out;
2483                 } else {
2484                         /* sequential vertex access */
2485                         if (count < 2)
2486                                 BUFFER_FAIL(count, 2,
2487                                             "3DPRIMITIVE seq indirect");
2488                         instr_out(data, hw_offset, 0,
2489                                   "3DPRIMITIVE sequential indirect %s, %d starting from "
2490                                   "%d\n", primtype, len, data[1] & 0xffff);
2491                         instr_out(data, hw_offset, 1, "           start\n");
2492                         ret = 2;
2493                         goto out;
2494                 }
2495         }
2496
2497 out:
2498         saved_s2 = original_s2;
2499         saved_s4 = original_s4;
2500         return ret;
2501 }
2502
2503 static int
2504 decode_3d(uint32_t *data, uint32_t count, uint32_t hw_offset, uint32_t devid,
2505           int *failures)
2506 {
2507         uint32_t opcode;
2508         unsigned int idx;
2509
2510         struct {
2511                 uint32_t opcode;
2512                 unsigned int min_len;
2513                 unsigned int max_len;
2514                 const char *name;
2515         } opcodes_3d[] = {
2516                 { 0x06, 1, 1, "3DSTATE_ANTI_ALIASING" },
2517                 { 0x08, 1, 1, "3DSTATE_BACKFACE_STENCIL_OPS" },
2518                 { 0x09, 1, 1, "3DSTATE_BACKFACE_STENCIL_MASKS" },
2519                 { 0x16, 1, 1, "3DSTATE_COORD_SET_BINDINGS" },
2520                 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
2521                 { 0x0b, 1, 1, "3DSTATE_INDEPENDENT_ALPHA_BLEND" },
2522                 { 0x0d, 1, 1, "3DSTATE_MODES_4" },
2523                 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
2524                 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES"},
2525         }, *opcode_3d;
2526
2527         opcode = (data[0] & 0x1f000000) >> 24;
2528
2529         switch (opcode) {
2530         case 0x1f:
2531                 return decode_3d_primitive(data, count, hw_offset, failures);
2532         case 0x1d:
2533                 return decode_3d_1d(data, count, hw_offset, devid, failures);
2534         case 0x1c:
2535                 return decode_3d_1c(data, count, hw_offset, failures);
2536         }
2537
2538         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
2539                 opcode_3d = &opcodes_3d[idx];
2540                 if (opcode == opcode_3d->opcode) {
2541                         unsigned int len = 1, i;
2542
2543                         instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
2544                         if (opcode_3d->max_len > 1) {
2545                                 len = (data[0] & 0xff) + 2;
2546                                 if (len < opcode_3d->min_len ||
2547                                     len > opcode_3d->max_len) {
2548                                         fprintf(out, "Bad count in %s\n",
2549                                                 opcode_3d->name);
2550                                 }
2551                         }
2552
2553                         for (i = 1; i < len; i++) {
2554                                 if (i >= count)
2555                                         BUFFER_FAIL(count, len,
2556                                                     opcode_3d->name);
2557                                 instr_out(data, hw_offset, i, "dword %d\n", i);
2558                         }
2559                         return len;
2560                 }
2561         }
2562
2563         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d opcode = 0x%x\n", opcode);
2564         (*failures)++;
2565         return 1;
2566 }
2567
2568 static const char *get_965_surfacetype(unsigned int surfacetype)
2569 {
2570         switch (surfacetype) {
2571         case 0:
2572                 return "1D";
2573         case 1:
2574                 return "2D";
2575         case 2:
2576                 return "3D";
2577         case 3:
2578                 return "CUBE";
2579         case 4:
2580                 return "BUFFER";
2581         case 7:
2582                 return "NULL";
2583         default:
2584                 return "unknown";
2585         }
2586 }
2587
2588 static const char *get_965_depthformat(unsigned int depthformat)
2589 {
2590         switch (depthformat) {
2591         case 0:
2592                 return "s8_z24float";
2593         case 1:
2594                 return "z32float";
2595         case 2:
2596                 return "z24s8";
2597         case 5:
2598                 return "z16";
2599         default:
2600                 return "unknown";
2601         }
2602 }
2603
2604 static const char *get_965_element_component(uint32_t data, int component)
2605 {
2606         uint32_t component_control = (data >> (16 + (3 - component) * 4)) & 0x7;
2607
2608         switch (component_control) {
2609         case 0:
2610                 return "nostore";
2611         case 1:
2612                 switch (component) {
2613                 case 0:
2614                         return "X";
2615                 case 1:
2616                         return "Y";
2617                 case 2:
2618                         return "Z";
2619                 case 3:
2620                         return "W";
2621                 default:
2622                         return "fail";
2623                 }
2624         case 2:
2625                 return "0.0";
2626         case 3:
2627                 return "1.0";
2628         case 4:
2629                 return "0x1";
2630         case 5:
2631                 return "VID";
2632         default:
2633                 return "fail";
2634         }
2635 }
2636
2637 static const char *get_965_prim_type(uint32_t data)
2638 {
2639         uint32_t primtype = (data >> 10) & 0x1f;
2640
2641         switch (primtype) {
2642         case 0x01:
2643                 return "point list";
2644         case 0x02:
2645                 return "line list";
2646         case 0x03:
2647                 return "line strip";
2648         case 0x04:
2649                 return "tri list";
2650         case 0x05:
2651                 return "tri strip";
2652         case 0x06:
2653                 return "tri fan";
2654         case 0x07:
2655                 return "quad list";
2656         case 0x08:
2657                 return "quad strip";
2658         case 0x09:
2659                 return "line list adj";
2660         case 0x0a:
2661                 return "line strip adj";
2662         case 0x0b:
2663                 return "tri list adj";
2664         case 0x0c:
2665                 return "tri strip adj";
2666         case 0x0d:
2667                 return "tri strip reverse";
2668         case 0x0e:
2669                 return "polygon";
2670         case 0x0f:
2671                 return "rect list";
2672         case 0x10:
2673                 return "line loop";
2674         case 0x11:
2675                 return "point list bf";
2676         case 0x12:
2677                 return "line strip cont";
2678         case 0x13:
2679                 return "line strip bf";
2680         case 0x14:
2681                 return "line strip cont bf";
2682         case 0x15:
2683                 return "tri fan no stipple";
2684         default:
2685                 return "fail";
2686         }
2687 }
2688
2689 static int
2690 i965_decode_urb_fence(uint32_t *data, uint32_t hw_offset, int len, uint32_t count,
2691                       int *failures)
2692 {
2693         uint32_t vs_fence, clip_fence, gs_fence, sf_fence, vfe_fence, cs_fence;
2694
2695         if (len != 3)
2696                 fprintf(out, "Bad count in URB_FENCE\n");
2697         if (count < 3)
2698                 BUFFER_FAIL(count, len, "URB_FENCE");
2699
2700         vs_fence = data[1] & 0x3ff;
2701         gs_fence = (data[1] >> 10) & 0x3ff;
2702         clip_fence = (data[1] >> 20) & 0x3ff;
2703         sf_fence = data[2] & 0x3ff;
2704         vfe_fence = (data[2] >> 10) & 0x3ff;
2705         cs_fence = (data[2] >> 20) & 0x7ff;
2706
2707         instr_out(data, hw_offset, 0, "URB_FENCE: %s%s%s%s%s%s\n",
2708                   (data[0] >> 13) & 1 ? "cs " : "",
2709                   (data[0] >> 12) & 1 ? "vfe " : "",
2710                   (data[0] >> 11) & 1 ? "sf " : "",
2711                   (data[0] >> 10) & 1 ? "clip " : "",
2712                   (data[0] >> 9) & 1 ? "gs " : "",
2713                   (data[0] >> 8) & 1 ? "vs " : "");
2714         instr_out(data, hw_offset, 1,
2715                   "vs fence: %d, clip_fence: %d, gs_fence: %d\n",
2716                   vs_fence, clip_fence, gs_fence);
2717         instr_out(data, hw_offset, 2,
2718                   "sf fence: %d, vfe_fence: %d, cs_fence: %d\n",
2719                   sf_fence, vfe_fence, cs_fence);
2720         if (gs_fence < vs_fence)
2721                 fprintf(out, "gs fence < vs fence!\n");
2722         if (clip_fence < gs_fence)
2723                 fprintf(out, "clip fence < gs fence!\n");
2724         if (sf_fence < clip_fence)
2725                 fprintf(out, "sf fence < clip fence!\n");
2726         if (cs_fence < sf_fence)
2727                 fprintf(out, "cs fence < sf fence!\n");
2728
2729         return len;
2730 }
2731
2732 static void
2733 state_base_out(uint32_t *data, uint32_t hw_offset, unsigned int index,
2734                const char *name)
2735 {
2736         if (data[index] & 1) {
2737                 instr_out(data, hw_offset, index,
2738                           "%s state base address 0x%08x\n", name,
2739                           data[index] & ~1);
2740         } else {
2741                 instr_out(data, hw_offset, index, "%s state base not updated\n",
2742                           name);
2743         }
2744 }
2745
2746 static void
2747 state_max_out(uint32_t *data, uint32_t hw_offset, unsigned int index,
2748               const char *name)
2749 {
2750         if (data[index] & 1) {
2751                 if (data[index] == 1) {
2752                         instr_out(data, hw_offset, index,
2753                                   "%s state upper bound disabled\n", name);
2754                 } else {
2755                         instr_out(data, hw_offset, index,
2756                                   "%s state upper bound 0x%08x\n", name,
2757                                   data[index] & ~1);
2758                 }
2759         } else {
2760                 instr_out(data, hw_offset, index,
2761                           "%s state upper bound not updated\n", name);
2762         }
2763 }
2764
2765 static int
2766 decode_3d_965(uint32_t *data, uint32_t count, uint32_t hw_offset, uint32_t devid,
2767               int *failures)
2768 {
2769         uint32_t opcode;
2770         unsigned int idx, len;
2771         unsigned int i, sba_len;
2772         const char *desc1 = NULL;
2773
2774         struct {
2775                 uint32_t opcode;
2776                 int unsigned min_len;
2777                 int unsigned max_len;
2778                 const char *name;
2779         } opcodes_3d[] = {
2780                 { 0x6000, 3, 3, "URB_FENCE" },
2781                 { 0x6001, 2, 2, "CS_URB_STATE" },
2782                 { 0x6002, 2, 2, "CONSTANT_BUFFER" },
2783                 { 0x6101, 6, 6, "STATE_BASE_ADDRESS" },
2784                 { 0x6102, 2, 2, "STATE_SIP" },
2785                 { 0x6104, 1, 1, "3DSTATE_PIPELINE_SELECT" },
2786                 { 0x680b, 1, 1, "3DSTATE_VF_STATISTICS" },
2787                 { 0x6904, 1, 1, "3DSTATE_PIPELINE_SELECT" },
2788                 { 0x7800, 7, 7, "3DSTATE_PIPELINED_POINTERS" },
2789                 { 0x7801, 6, 6, "3DSTATE_BINDING_TABLE_POINTERS" },
2790                 { 0x7808, 5, 257, "3DSTATE_VERTEX_BUFFERS" },
2791                 { 0x7809, 3, 256, "3DSTATE_VERTEX_ELEMENTS" },
2792                 { 0x780a, 3, 3, "3DSTATE_INDEX_BUFFER" },
2793                 { 0x780b, 1, 1, "3DSTATE_VF_STATISTICS" },
2794                 { 0x7900, 4, 4, "3DSTATE_DRAWING_RECTANGLE" },
2795                 { 0x7901, 5, 5, "3DSTATE_CONSTANT_COLOR" },
2796                 { 0x7905, 5, 7, "3DSTATE_DEPTH_BUFFER" },
2797                 { 0x7906, 2, 2, "3DSTATE_POLY_STIPPLE_OFFSET" },
2798                 { 0x7907, 33, 33, "3DSTATE_POLY_STIPPLE_PATTERN" },
2799                 { 0x7908, 3, 3, "3DSTATE_LINE_STIPPLE" },
2800                 { 0x7909, 2, 2, "3DSTATE_GLOBAL_DEPTH_OFFSET_CLAMP" },
2801                 { 0x7909, 2, 2, "3DSTATE_CLEAR_PARAMS" },
2802                 { 0x790a, 3, 3, "3DSTATE_AA_LINE_PARAMETERS" },
2803                 { 0x790b, 4, 4, "3DSTATE_GS_SVB_INDEX" },
2804                 { 0x790d, 3, 3, "3DSTATE_MULTISAMPLE" },
2805                 { 0x7910, 2, 2, "3DSTATE_CLEAR_PARAMS" },
2806                 { 0x7b00, 6, 6, "3DPRIMITIVE" },
2807                 { 0x7802, 4, 4, "3DSTATE_SAMPLER_STATE_POINTERS" },
2808                 { 0x7805, 3, 3, "3DSTATE_URB" },
2809                 { 0x780d, 4, 4, "3DSTATE_VIEWPORT_STATE_POINTERS" },
2810                 { 0x780e, 4, 4, "3DSTATE_CC_STATE_POINTERS" },
2811                 { 0x780f, 2, 2, "3DSTATE_SCISSOR_STATE_POINTERS" },
2812                 { 0x7810, 6, 6, "3DSTATE_VS_STATE" },
2813                 { 0x7811, 7, 7, "3DSTATE_GS_STATE" },
2814                 { 0x7812, 4, 4, "3DSTATE_CLIP_STATE" },
2815                 { 0x7813, 20, 20, "3DSTATE_SF_STATE" },
2816                 { 0x7814, 9, 9, "3DSTATE_WM_STATE" },
2817                 { 0x7815, 5, 5, "3DSTATE_CONSTANT_VS_STATE" },
2818                 { 0x7816, 5, 5, "3DSTATE_CONSTANT_GS_STATE" },
2819                 { 0x7817, 5, 5, "3DSTATE_CONSTANT_PS_STATE" },
2820                 { 0x7818, 2, 2, "3DSTATE_SAMPLE_MASK"},
2821         }, *opcode_3d;
2822
2823         len = (data[0] & 0x0000ffff) + 2;
2824
2825         opcode = (data[0] & 0xffff0000) >> 16;
2826         switch (opcode) {
2827         case 0x6000:
2828                 len = (data[0] & 0x000000ff) + 2;
2829                 return i965_decode_urb_fence(data, hw_offset, len, count,
2830                                              failures);
2831         case 0x6001:
2832                 instr_out(data, hw_offset, 0, "CS_URB_STATE\n");
2833                 instr_out(data, hw_offset, 1,
2834                           "entry_size: %d [%d bytes], n_entries: %d\n",
2835                           (data[1] >> 4) & 0x1f,
2836                           (((data[1] >> 4) & 0x1f) + 1) * 64, data[1] & 0x7);
2837                 return len;
2838         case 0x6002:
2839                 len = (data[0] & 0x000000ff) + 2;
2840                 instr_out(data, hw_offset, 0, "CONSTANT_BUFFER: %s\n",
2841                           (data[0] >> 8) & 1 ? "valid" : "invalid");
2842                 instr_out(data, hw_offset, 1,
2843                           "offset: 0x%08x, length: %d bytes\n", data[1] & ~0x3f,
2844                           ((data[1] & 0x3f) + 1) * 64);
2845                 return len;
2846         case 0x6101:
2847                 i = 0;
2848                 instr_out(data, hw_offset, 0, "STATE_BASE_ADDRESS\n");
2849                 i++;
2850
2851                 if (IS_GEN6(devid) || IS_GEN7(devid))
2852                         sba_len = 10;
2853                 else if (IS_GEN5(devid))
2854                         sba_len = 8;
2855                 else
2856                         sba_len = 6;
2857                 if (len != sba_len)
2858                         fprintf(out, "Bad count in STATE_BASE_ADDRESS\n");
2859                 if (len != sba_len)
2860                         BUFFER_FAIL(count, len, "STATE_BASE_ADDRESS");
2861
2862                 state_base_out(data, hw_offset, i++, "general");
2863                 state_base_out(data, hw_offset, i++, "surface");
2864                 if (IS_GEN6(devid) || IS_GEN7(devid))
2865                         state_base_out(data, hw_offset, i++, "dynamic");
2866                 state_base_out(data, hw_offset, i++, "indirect");
2867                 if (IS_GEN5(devid) || IS_GEN6(devid) || IS_GEN7(devid))
2868                         state_base_out(data, hw_offset, i++, "instruction");
2869
2870                 state_max_out(data, hw_offset, i++, "general");
2871                 if (IS_GEN6(devid) || IS_GEN7(devid))
2872                         state_max_out(data, hw_offset, i++, "dynamic");
2873                 state_max_out(data, hw_offset, i++, "indirect");
2874                 if (IS_GEN5(devid) || IS_GEN6(devid) || IS_GEN7(devid))
2875                         state_max_out(data, hw_offset, i++, "instruction");
2876
2877                 return len;
2878         case 0x7800:
2879                 if (len != 7)
2880                         fprintf(out,
2881                                 "Bad count in 3DSTATE_PIPELINED_POINTERS\n");
2882                 if (count < 7)
2883                         BUFFER_FAIL(count, len, "3DSTATE_PIPELINED_POINTERS");
2884
2885                 instr_out(data, hw_offset, 0, "3DSTATE_PIPELINED_POINTERS\n");
2886                 instr_out(data, hw_offset, 1, "VS state\n");
2887                 instr_out(data, hw_offset, 2, "GS state\n");
2888                 instr_out(data, hw_offset, 3, "Clip state\n");
2889                 instr_out(data, hw_offset, 4, "SF state\n");
2890                 instr_out(data, hw_offset, 5, "WM state\n");
2891                 instr_out(data, hw_offset, 6, "CC state\n");
2892                 return len;
2893         case 0x7801:
2894                 len = (data[0] & 0x000000ff) + 2;
2895                 if (len != 6 && len != 4)
2896                         fprintf(out,
2897                                 "Bad count in 3DSTATE_BINDING_TABLE_POINTERS\n");
2898                 if (len == 6) {
2899                         if (count < 6)
2900                                 BUFFER_FAIL(count, len,
2901                                             "3DSTATE_BINDING_TABLE_POINTERS");
2902                         instr_out(data, hw_offset, 0,
2903                                   "3DSTATE_BINDING_TABLE_POINTERS\n");
2904                         instr_out(data, hw_offset, 1, "VS binding table\n");
2905                         instr_out(data, hw_offset, 2, "GS binding table\n");
2906                         instr_out(data, hw_offset, 3, "Clip binding table\n");
2907                         instr_out(data, hw_offset, 4, "SF binding table\n");
2908                         instr_out(data, hw_offset, 5, "WM binding table\n");
2909                 } else {
2910                         if (count < 4)
2911                                 BUFFER_FAIL(count, len,
2912                                             "3DSTATE_BINDING_TABLE_POINTERS");
2913
2914                         instr_out(data, hw_offset, 0,
2915                                   "3DSTATE_BINDING_TABLE_POINTERS: VS mod %d, "
2916                                   "GS mod %d, PS mod %d\n",
2917                                   (data[0] & (1 << 8)) != 0,
2918                                   (data[0] & (1 << 9)) != 0,
2919                                   (data[0] & (1 << 12)) != 0);
2920                         instr_out(data, hw_offset, 1, "VS binding table\n");
2921                         instr_out(data, hw_offset, 2, "GS binding table\n");
2922                         instr_out(data, hw_offset, 3, "WM binding table\n");
2923                 }
2924
2925                 return len;
2926         case 0x7802:
2927                 len = (data[0] & 0xff) + 2;
2928                 if (len != 4)
2929                         fprintf(out,
2930                                 "Bad count in 3DSTATE_SAMPLER_STATE_POINTERS\n");
2931                 if (count < 4)
2932                         BUFFER_FAIL(count, len,
2933                                     "3DSTATE_SAMPLER_STATE_POINTERS");
2934                 instr_out(data, hw_offset, 0,
2935                           "3DSTATE_SAMPLER_STATE_POINTERS: VS mod %d, "
2936                           "GS mod %d, PS mod %d\n", (data[0] & (1 << 8)) != 0,
2937                           (data[0] & (1 << 9)) != 0,
2938                           (data[0] & (1 << 12)) != 0);
2939                 instr_out(data, hw_offset, 1, "VS sampler state\n");
2940                 instr_out(data, hw_offset, 2, "GS sampler state\n");
2941                 instr_out(data, hw_offset, 3, "WM sampler state\n");
2942                 return len;
2943         case 0x7805:
2944                 len = (data[0] & 0xff) + 2;
2945                 if (len != 3)
2946                         fprintf(out, "Bad count in 3DSTATE_URB\n");
2947                 if (count < 3)
2948                         BUFFER_FAIL(count, len, "3DSTATE_URB");
2949                 instr_out(data, hw_offset, 0, "3DSTATE_URB\n");
2950                 instr_out(data, hw_offset, 1,
2951                           "VS entries %d, alloc size %d (1024bit row)\n",
2952                           data[1] & 0xffff, ((data[1] >> 16) & 0x07f) + 1);
2953                 instr_out(data, hw_offset, 2,
2954                           "GS entries %d, alloc size %d (1024bit row)\n",
2955                           (data[2] >> 8) & 0x3ff, (data[2] & 7) + 1);
2956                 return len;
2957
2958         case 0x7808:
2959                 len = (data[0] & 0xff) + 2;
2960                 if ((len - 1) % 4 != 0)
2961                         fprintf(out, "Bad count in 3DSTATE_VERTEX_BUFFERS\n");
2962                 if (count < len)
2963                         BUFFER_FAIL(count, len, "3DSTATE_VERTEX_BUFFERS");
2964                 instr_out(data, hw_offset, 0, "3DSTATE_VERTEX_BUFFERS\n");
2965
2966                 for (i = 1; i < len;) {
2967                         int idx, access;
2968                         if (IS_GEN6(devid)) {
2969                                 idx = 26;
2970                                 access = 20;
2971                         } else {
2972                                 idx = 27;
2973                                 access = 26;
2974                         }
2975                         instr_out(data, hw_offset, i,
2976                                   "buffer %d: %s, pitch %db\n", data[i] >> idx,
2977                                   data[i] & (1 << access) ? "random" :
2978                                   "sequential", data[i] & 0x07ff);
2979                         i++;
2980                         instr_out(data, hw_offset, i++, "buffer address\n");
2981                         instr_out(data, hw_offset, i++, "max index\n");
2982                         instr_out(data, hw_offset, i++, "mbz\n");
2983                 }
2984                 return len;
2985
2986         case 0x7809:
2987                 len = (data[0] & 0xff) + 2;
2988                 if ((len + 1) % 2 != 0)
2989                         fprintf(out, "Bad count in 3DSTATE_VERTEX_ELEMENTS\n");
2990                 if (count < len)
2991                         BUFFER_FAIL(count, len, "3DSTATE_VERTEX_ELEMENTS");
2992                 instr_out(data, hw_offset, 0, "3DSTATE_VERTEX_ELEMENTS\n");
2993
2994                 for (i = 1; i < len;) {
2995                         instr_out(data, hw_offset, i,
2996                                   "buffer %d: %svalid, type 0x%04x, "
2997                                   "src offset 0x%04x bytes\n",
2998                                   data[i] >> (IS_GEN6(devid) ? 26 : 27),
2999                                   data[i] & (1 << (IS_GEN6(devid) ? 25 : 26)) ?
3000                                   "" : "in", (data[i] >> 16) & 0x1ff,
3001                                   data[i] & 0x07ff);
3002                         i++;
3003                         instr_out(data, hw_offset, i, "(%s, %s, %s, %s), "
3004                                   "dst offset 0x%02x bytes\n",
3005                                   get_965_element_component(data[i], 0),
3006                                   get_965_element_component(data[i], 1),
3007                                   get_965_element_component(data[i], 2),
3008                                   get_965_element_component(data[i], 3),
3009                                   (data[i] & 0xff) * 4);
3010                         i++;
3011                 }
3012                 return len;
3013
3014         case 0x780d:
3015                 len = (data[0] & 0xff) + 2;
3016                 if (len != 4)
3017                         fprintf(out,
3018                                 "Bad count in 3DSTATE_VIEWPORT_STATE_POINTERS\n");
3019                 if (count < len)
3020                         BUFFER_FAIL(count, len,
3021                                     "3DSTATE_VIEWPORT_STATE_POINTERS");
3022                 instr_out(data, hw_offset, 0,
3023                           "3DSTATE_VIEWPORT_STATE_POINTERS\n");
3024                 instr_out(data, hw_offset, 1, "clip\n");
3025                 instr_out(data, hw_offset, 2, "sf\n");
3026                 instr_out(data, hw_offset, 3, "cc\n");
3027                 return len;
3028
3029         case 0x780a:
3030                 len = (data[0] & 0xff) + 2;
3031                 if (len != 3)
3032                         fprintf(out, "Bad count in 3DSTATE_INDEX_BUFFER\n");
3033                 if (count < len)
3034                         BUFFER_FAIL(count, len, "3DSTATE_INDEX_BUFFER");
3035                 instr_out(data, hw_offset, 0, "3DSTATE_INDEX_BUFFER\n");
3036                 instr_out(data, hw_offset, 1, "beginning buffer address\n");
3037                 instr_out(data, hw_offset, 2, "ending buffer address\n");
3038                 return len;
3039
3040         case 0x780e:
3041                 len = (data[0] & 0xff) + 2;
3042                 if (len != 4)
3043                         fprintf(out,
3044                                 "Bad count in 3DSTATE_CC_STATE_POINTERS\n");
3045                 if (count < 4)
3046                         BUFFER_FAIL(count, len, "3DSTATE_CC_STATE_POINTERS");
3047                 instr_out(data, hw_offset, 0, "3DSTATE_CC_STATE_POINTERS\n");
3048                 instr_out(data, hw_offset, 1, "blend change %d\n", data[1] & 1);
3049                 instr_out(data, hw_offset, 2, "depth stencil change %d\n",
3050                           data[2] & 1);
3051                 instr_out(data, hw_offset, 3, "cc change %d\n", data[3] & 1);
3052                 return len;
3053
3054         case 0x780f:
3055                 len = (data[0] & 0xff) + 2;
3056                 if (len != 2)
3057                         fprintf(out, "Bad count in 3DSTATE_SCISSOR_POINTERS\n");
3058                 if (count < 2)
3059                         BUFFER_FAIL(count, len, "3DSTATE_SCISSOR_POINTERS");
3060                 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_POINTERS\n");
3061                 instr_out(data, hw_offset, 1, "scissor rect offset\n");
3062                 return len;
3063
3064         case 0x7810:
3065                 len = (data[0] & 0xff) + 2;
3066                 if (len != 6)
3067                         fprintf(out, "Bad count in 3DSTATE_VS\n");
3068                 if (count < 6)
3069                         BUFFER_FAIL(count, len, "3DSTATE_VS");
3070                 instr_out(data, hw_offset, 0, "3DSTATE_VS\n");
3071                 instr_out(data, hw_offset, 1, "kernel pointer\n");
3072                 instr_out(data, hw_offset, 2,
3073                           "SPF=%d, VME=%d, Sampler Count %d, "
3074                           "Binding table count %d\n", (data[2] >> 31) & 1,
3075                           (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3076                           (data[2] >> 18) & 0xff);
3077                 instr_out(data, hw_offset, 3, "scratch offset\n");
3078                 instr_out(data, hw_offset, 4,
3079                           "Dispatch GRF start %d, VUE read length %d, "
3080                           "VUE read offset %d\n", (data[4] >> 20) & 0x1f,
3081                           (data[4] >> 11) & 0x3f, (data[4] >> 4) & 0x3f);
3082                 instr_out(data, hw_offset, 5,
3083                           "Max Threads %d, Vertex Cache %sable, "
3084                           "VS func %sable\n", ((data[5] >> 25) & 0x7f) + 1,
3085                           (data[5] & (1 << 1)) != 0 ? "dis" : "en",
3086                           (data[5] & 1) != 0 ? "en" : "dis");
3087                 return len;
3088
3089         case 0x7811:
3090                 len = (data[0] & 0xff) + 2;
3091                 if (len != 7)
3092                         fprintf(out, "Bad count in 3DSTATE_GS\n");
3093                 if (count < 7)
3094                         BUFFER_FAIL(count, len, "3DSTATE_GS");
3095                 instr_out(data, hw_offset, 0, "3DSTATE_GS\n");
3096                 instr_out(data, hw_offset, 1, "kernel pointer\n");
3097                 instr_out(data, hw_offset, 2,
3098                           "SPF=%d, VME=%d, Sampler Count %d, "
3099                           "Binding table count %d\n", (data[2] >> 31) & 1,
3100                           (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3101                           (data[2] >> 18) & 0xff);
3102                 instr_out(data, hw_offset, 3, "scratch offset\n");
3103                 instr_out(data, hw_offset, 4,
3104                           "Dispatch GRF start %d, VUE read length %d, "
3105                           "VUE read offset %d\n", (data[4] & 0xf),
3106                           (data[4] >> 11) & 0x3f, (data[4] >> 4) & 0x3f);
3107                 instr_out(data, hw_offset, 5,
3108                           "Max Threads %d, Rendering %sable\n",
3109                           ((data[5] >> 25) & 0x7f) + 1,
3110                           (data[5] & (1 << 8)) != 0 ? "en" : "dis");
3111                 instr_out(data, hw_offset, 6,
3112                           "Reorder %sable, Discard Adjaceny %sable, "
3113                           "GS %sable\n",
3114                           (data[6] & (1 << 30)) != 0 ? "en" : "dis",
3115                           (data[6] & (1 << 29)) != 0 ? "en" : "dis",
3116                           (data[6] & (1 << 15)) != 0 ? "en" : "dis");
3117                 return len;
3118
3119         case 0x7812:
3120                 len = (data[0] & 0xff) + 2;
3121                 if (len != 4)
3122                         fprintf(out, "Bad count in 3DSTATE_CLIP\n");
3123                 if (count < 4)
3124                         BUFFER_FAIL(count, len, "3DSTATE_CLIP");
3125                 instr_out(data, hw_offset, 0, "3DSTATE_CLIP\n");
3126                 instr_out(data, hw_offset, 1,
3127                           "UserClip distance cull test mask 0x%x\n",
3128                           data[1] & 0xff);
3129                 instr_out(data, hw_offset, 2,
3130                           "Clip %sable, API mode %s, Viewport XY test %sable, "
3131                           "Viewport Z test %sable, Guardband test %sable, Clip mode %d, "
3132                           "Perspective Divide %sable, Non-Perspective Barycentric %sable, "
3133                           "Tri Provoking %d, Line Provoking %d, Trifan Provoking %d\n",
3134                           (data[2] & (1 << 31)) != 0 ? "en" : "dis",
3135                           (data[2] & (1 << 30)) != 0 ? "D3D" : "OGL",
3136                           (data[2] & (1 << 28)) != 0 ? "en" : "dis",
3137                           (data[2] & (1 << 27)) != 0 ? "en" : "dis",
3138                           (data[2] & (1 << 26)) != 0 ? "en" : "dis",
3139                           (data[2] >> 13) & 7,
3140                           (data[2] & (1 << 9)) != 0 ? "dis" : "en",
3141                           (data[2] & (1 << 8)) != 0 ? "en" : "dis",
3142                           (data[2] >> 4) & 3, (data[2] >> 2) & 3,
3143                           (data[2] & 3));
3144                 instr_out(data, hw_offset, 3,
3145                           "Min PointWidth %d, Max PointWidth %d, "
3146                           "Force Zero RTAIndex %sable, Max VPIndex %d\n",
3147                           (data[3] >> 17) & 0x7ff, (data[3] >> 6) & 0x7ff,
3148                           (data[3] & (1 << 5)) != 0 ? "en" : "dis",
3149                           (data[3] & 0xf));
3150                 return len;
3151
3152         case 0x7813:
3153                 len = (data[0] & 0xff) + 2;
3154                 if (len != 20)
3155                         fprintf(out, "Bad count in 3DSTATE_SF\n");
3156                 if (count < 20)
3157                         BUFFER_FAIL(count, len, "3DSTATE_SF");
3158                 instr_out(data, hw_offset, 0, "3DSTATE_SF\n");
3159                 instr_out(data, hw_offset, 1,
3160                           "Attrib Out %d, Attrib Swizzle %sable, VUE read length %d, "
3161                           "VUE read offset %d\n", (data[1] >> 22) & 0x3f,
3162                           (data[1] & (1 << 21)) != 0 ? "en" : "dis",
3163                           (data[1] >> 11) & 0x1f, (data[1] >> 4) & 0x3f);
3164                 instr_out(data, hw_offset, 2,
3165                           "Legacy Global DepthBias %sable, FrontFace fill %d, BF fill %d, "
3166                           "VP transform %sable, FrontWinding_%s\n",
3167                           (data[2] & (1 << 11)) != 0 ? "en" : "dis",
3168                           (data[2] >> 5) & 3, (data[2] >> 3) & 3,
3169                           (data[2] & (1 << 1)) != 0 ? "en" : "dis",
3170                           (data[2] & 1) != 0 ? "CCW" : "CW");
3171                 instr_out(data, hw_offset, 3,
3172                           "AA %sable, CullMode %d, Scissor %sable, Multisample m ode %d\n",
3173                           (data[3] & (1 << 31)) != 0 ? "en" : "dis",
3174                           (data[3] >> 29) & 3,
3175                           (data[3] & (1 << 11)) != 0 ? "en" : "dis",
3176                           (data[3] >> 8) & 3);
3177                 instr_out(data, hw_offset, 4,
3178                           "Last Pixel %sable, SubPixel Precision %d, Use PixelWidth %d\n",
3179                           (data[4] & (1 << 31)) != 0 ? "en" : "dis",
3180                           (data[4] & (1 << 12)) != 0 ? 4 : 8,
3181                           (data[4] & (1 << 11)) != 0);
3182                 instr_out(data, hw_offset, 5,
3183                           "Global Depth Offset Constant %f\n",
3184                           *(float *)(&data[5]));
3185                 instr_out(data, hw_offset, 6, "Global Depth Offset Scale %f\n",
3186                           *(float *)(&data[6]));
3187                 instr_out(data, hw_offset, 7, "Global Depth Offset Clamp %f\n",
3188                           *(float *)(&data[7]));
3189                 int i, j;
3190                 for (i = 0, j = 0; i < 8; i++, j += 2)
3191                         instr_out(data, hw_offset, i + 8,
3192                                   "Attrib %d (Override %s%s%s%s, Const Source %d, Swizzle Select %d, "
3193                                   "Source %d); Attrib %d (Override %s%s%s%s, Const Source %d, Swizzle Select %d, Source %d)\n",
3194                                   j + 1,
3195                                   (data[8 + i] & (1 << 31)) != 0 ? "W" : "",
3196                                   (data[8 + i] & (1 << 30)) != 0 ? "Z" : "",
3197                                   (data[8 + i] & (1 << 29)) != 0 ? "Y" : "",
3198                                   (data[8 + i] & (1 << 28)) != 0 ? "X" : "",
3199                                   (data[8 + i] >> 25) & 3,
3200                                   (data[8 + i] >> 22) & 3,
3201                                   (data[8 + i] >> 16) & 0x1f, j,
3202                                   (data[8 + i] & (1 << 15)) != 0 ? "W" : "",
3203                                   (data[8 + i] & (1 << 14)) != 0 ? "Z" : "",
3204                                   (data[8 + i] & (1 << 13)) != 0 ? "Y" : "",
3205                                   (data[8 + i] & (1 << 12)) != 0 ? "X" : "",
3206                                   (data[8 + i] >> 9) & 3,
3207                                   (data[8 + i] >> 6) & 3, (data[8 + i] & 0x1f));
3208                 instr_out(data, hw_offset, 16,
3209                           "Point Sprite TexCoord Enable\n");
3210                 instr_out(data, hw_offset, 17, "Const Interp Enable\n");
3211                 instr_out(data, hw_offset, 18,
3212                           "Attrib 7-0 WrapShortest Enable\n");
3213                 instr_out(data, hw_offset, 19,
3214                           "Attrib 15-8 WrapShortest Enable\n");
3215
3216                 return len;
3217
3218         case 0x7814:
3219                 len = (data[0] & 0xff) + 2;
3220                 if (len != 9)
3221                         fprintf(out, "Bad count in 3DSTATE_WM\n");
3222                 if (count < 9)
3223                         BUFFER_FAIL(count, len, "3DSTATE_WM");
3224                 instr_out(data, hw_offset, 0, "3DSTATE_WM\n");
3225                 instr_out(data, hw_offset, 1, "kernel start pointer 0\n");
3226                 instr_out(data, hw_offset, 2,
3227                           "SPF=%d, VME=%d, Sampler Count %d, "
3228                           "Binding table count %d\n", (data[2] >> 31) & 1,
3229                           (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3230                           (data[2] >> 18) & 0xff);
3231                 instr_out(data, hw_offset, 3, "scratch offset\n");
3232                 instr_out(data, hw_offset, 4,
3233                           "Depth Clear %d, Depth Resolve %d, HiZ Resolve %d, "
3234                           "Dispatch GRF start[0] %d, start[1] %d, start[2] %d\n",
3235                           (data[4] & (1 << 30)) != 0,
3236                           (data[4] & (1 << 28)) != 0,
3237                           (data[4] & (1 << 27)) != 0, (data[4] >> 16) & 0x7f,
3238                           (data[4] >> 8) & 0x7f, (data[4] & 0x7f));
3239                 instr_out(data, hw_offset, 5,
3240                           "MaxThreads %d, PS KillPixel %d, PS computed Z %d, "
3241                           "PS use sourceZ %d, Thread Dispatch %d, PS use sourceW %d, Dispatch32 %d, "
3242                           "Dispatch16 %d, Dispatch8 %d\n",
3243                           ((data[5] >> 25) & 0x7f) + 1,
3244                           (data[5] & (1 << 22)) != 0,
3245                           (data[5] & (1 << 21)) != 0,
3246                           (data[5] & (1 << 20)) != 0,
3247                           (data[5] & (1 << 19)) != 0, (data[5] & (1 << 8)) != 0,
3248                           (data[5] & (1 << 2)) != 0, (data[5] & (1 << 1)) != 0,
3249                           (data[5] & (1 << 0)) != 0);
3250                 instr_out(data, hw_offset, 6,
3251                           "Num SF output %d, Pos XY offset %d, ZW interp mode %d , "
3252                           "Barycentric interp mode 0x%x, Point raster rule %d, Multisample mode %d, "
3253                           "Multisample Dispatch mode %d\n",
3254                           (data[6] >> 20) & 0x3f, (data[6] >> 18) & 3,
3255                           (data[6] >> 16) & 3, (data[6] >> 10) & 0x3f,
3256                           (data[6] & (1 << 9)) != 0, (data[6] >> 1) & 3,
3257                           (data[6] & 1));
3258                 instr_out(data, hw_offset, 7, "kernel start pointer 1\n");
3259                 instr_out(data, hw_offset, 8, "kernel start pointer 2\n");
3260
3261                 return len;
3262
3263         case 0x7900:
3264                 if (len != 4)
3265                         fprintf(out,
3266                                 "Bad count in 3DSTATE_DRAWING_RECTANGLE\n");
3267                 if (count < 4)
3268                         BUFFER_FAIL(count, len, "3DSTATE_DRAWING_RECTANGLE");
3269
3270                 instr_out(data, hw_offset, 0, "3DSTATE_DRAWING_RECTANGLE\n");
3271                 instr_out(data, hw_offset, 1, "top left: %d,%d\n",
3272                           data[1] & 0xffff, (data[1] >> 16) & 0xffff);
3273                 instr_out(data, hw_offset, 2, "bottom right: %d,%d\n",
3274                           data[2] & 0xffff, (data[2] >> 16) & 0xffff);
3275                 instr_out(data, hw_offset, 3, "origin: %d,%d\n",
3276                           (int)data[3] & 0xffff, ((int)data[3] >> 16) & 0xffff);
3277
3278                 return len;
3279
3280         case 0x7905:
3281                 if (len < 5 || len > 7)
3282                         fprintf(out, "Bad count in 3DSTATE_DEPTH_BUFFER\n");
3283                 if (count < len)
3284                         BUFFER_FAIL(count, len, "3DSTATE_DEPTH_BUFFER");
3285
3286                 instr_out(data, hw_offset, 0, "3DSTATE_DEPTH_BUFFER\n");
3287                 if (IS_GEN5(devid) || IS_GEN6(devid))
3288                         instr_out(data, hw_offset, 1,
3289                                   "%s, %s, pitch = %d bytes, %stiled, HiZ %d, Seperate Stencil %d\n",
3290                                   get_965_surfacetype(data[1] >> 29),
3291                                   get_965_depthformat((data[1] >> 18) & 0x7),
3292                                   (data[1] & 0x0001ffff) + 1,
3293                                   data[1] & (1 << 27) ? "" : "not ",
3294                                   (data[1] & (1 << 22)) != 0,
3295                                   (data[1] & (1 << 21)) != 0);
3296                 else
3297                         instr_out(data, hw_offset, 1,
3298                                   "%s, %s, pitch = %d bytes, %stiled\n",
3299                                   get_965_surfacetype(data[1] >> 29),
3300                                   get_965_depthformat((data[1] >> 18) & 0x7),
3301                                   (data[1] & 0x0001ffff) + 1,
3302                                   data[1] & (1 << 27) ? "" : "not ");
3303                 instr_out(data, hw_offset, 2, "depth offset\n");
3304                 instr_out(data, hw_offset, 3, "%dx%d\n",
3305                           ((data[3] & 0x0007ffc0) >> 6) + 1,
3306                           ((data[3] & 0xfff80000) >> 19) + 1);
3307                 instr_out(data, hw_offset, 4, "volume depth\n");
3308                 if (len >= 6)
3309                         instr_out(data, hw_offset, 5, "\n");
3310                 if (len >= 7) {
3311                         if (IS_GEN6(devid))
3312                                 instr_out(data, hw_offset, 6, "\n");
3313                         else
3314                                 instr_out(data, hw_offset, 6,
3315                                           "render target view extent\n");
3316                 }
3317
3318                 return len;
3319
3320         case 0x7a00:
3321                 if (IS_GEN6(devid) || IS_GEN7(devid)) {
3322                         unsigned int i;
3323                         len = (data[0] & 0xff) + 2;
3324                         if (len != 4 && len != 5)
3325                                 fprintf(out, "Bad count in PIPE_CONTROL\n");
3326                         if (count < len)
3327                                 BUFFER_FAIL(count, len, "PIPE_CONTROL");
3328
3329                         switch ((data[1] >> 14) & 0x3) {
3330                         case 0:
3331                                 desc1 = "no write";
3332                                 break;
3333                         case 1:
3334                                 desc1 = "qword write";
3335                                 break;
3336                         case 2:
3337                                 desc1 = "PS_DEPTH_COUNT write";
3338                                 break;
3339                         case 3:
3340                                 desc1 = "TIMESTAMP write";
3341                                 break;
3342                         }
3343                         instr_out(data, hw_offset, 0, "PIPE_CONTROL\n");
3344                         instr_out(data, hw_offset, 1,
3345                                   "%s, %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
3346                                   desc1,
3347                                   data[1] & (1 << 20) ? "cs stall, " : "",
3348                                   data[1] & (1 << 19) ?
3349                                   "global snapshot count reset, " : "",
3350                                   data[1] & (1 << 18) ? "tlb invalidate, " : "",
3351                                   data[1] & (1 << 17) ? "gfdt flush, " : "",
3352                                   data[1] & (1 << 17) ? "media state clear, " :
3353                                   "",
3354                                   data[1] & (1 << 13) ? "depth stall, " : "",
3355                                   data[1] & (1 << 12) ?
3356                                   "render target cache flush, " : "",
3357                                   data[1] & (1 << 11) ?
3358                                   "instruction cache invalidate, " : "",
3359                                   data[1] & (1 << 10) ?
3360                                   "texture cache invalidate, " : "",
3361                                   data[1] & (1 << 9) ?
3362                                   "indirect state invalidate, " : "",
3363                                   data[1] & (1 << 8) ? "notify irq, " : "",
3364                                   data[1] & (1 << 7) ? "PIPE_CONTROL flush, " :
3365                                   "",
3366                                   data[1] & (1 << 6) ? "protect mem app_id, " :
3367                                   "", data[1] & (1 << 5) ? "DC flush, " : "",
3368                                   data[1] & (1 << 4) ? "vf fetch invalidate, " :
3369                                   "",
3370                                   data[1] & (1 << 3) ?
3371                                   "constant cache invalidate, " : "",
3372                                   data[1] & (1 << 2) ?
3373                                   "state cache invalidate, " : "",
3374                                   data[1] & (1 << 1) ? "stall at scoreboard, " :
3375                                   "",
3376                                   data[1] & (1 << 0) ? "depth cache flush, " :
3377                                   "");
3378                         if (len == 5) {
3379                                 instr_out(data, hw_offset, 2,
3380                                           "destination address\n");
3381                                 instr_out(data, hw_offset, 3,
3382                                           "immediate dword low\n");
3383                                 instr_out(data, hw_offset, 4,
3384                                           "immediate dword high\n");
3385                         } else {
3386                                 for (i = 2; i < len; i++) {
3387                                         instr_out(data, hw_offset, i, "\n");
3388                                 }
3389                         }
3390                         return len;
3391                 } else {
3392                         len = (data[0] & 0xff) + 2;
3393                         if (len != 4)
3394                                 fprintf(out, "Bad count in PIPE_CONTROL\n");
3395                         if (count < len)
3396                                 BUFFER_FAIL(count, len, "PIPE_CONTROL");
3397
3398                         switch ((data[0] >> 14) & 0x3) {
3399                         case 0:
3400                                 desc1 = "no write";
3401                                 break;
3402                         case 1:
3403                                 desc1 = "qword write";
3404                                 break;
3405                         case 2:
3406                                 desc1 = "PS_DEPTH_COUNT write";
3407                                 break;
3408                         case 3:
3409                                 desc1 = "TIMESTAMP write";
3410                                 break;
3411                         }
3412                         instr_out(data, hw_offset, 0,
3413                                   "PIPE_CONTROL: %s, %sdepth stall, %sRC write flush, "
3414                                   "%sinst flush\n",
3415                                   desc1,
3416                                   data[0] & (1 << 13) ? "" : "no ",
3417                                   data[0] & (1 << 12) ? "" : "no ",
3418                                   data[0] & (1 << 11) ? "" : "no ");
3419                         instr_out(data, hw_offset, 1, "destination address\n");
3420                         instr_out(data, hw_offset, 2, "immediate dword low\n");
3421                         instr_out(data, hw_offset, 3, "immediate dword high\n");
3422                         return len;
3423                 }
3424         case 0x7b00:
3425                 len = (data[0] & 0xff) + 2;
3426                 if (len != 6)
3427                         fprintf(out, "Bad count in 3DPRIMITIVE\n");
3428                 if (count < len)
3429                         BUFFER_FAIL(count, len, "3DPRIMITIVE");
3430
3431                 instr_out(data, hw_offset, 0,
3432                           "3DPRIMITIVE: %s %s\n",
3433                           get_965_prim_type(data[0]),
3434                           (data[0] & (1 << 15)) ? "random" : "sequential");
3435                 instr_out(data, hw_offset, 1, "vertex count\n");
3436                 instr_out(data, hw_offset, 2, "start vertex\n");
3437                 instr_out(data, hw_offset, 3, "instance count\n");
3438                 instr_out(data, hw_offset, 4, "start instance\n");
3439                 instr_out(data, hw_offset, 5, "index bias\n");
3440                 return len;
3441         }
3442
3443         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
3444                 opcode_3d = &opcodes_3d[idx];
3445                 if ((data[0] & 0xffff0000) >> 16 == opcode_3d->opcode) {
3446                         unsigned int i;
3447                         len = 1;
3448
3449                         instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
3450                         if (opcode_3d->max_len > 1) {
3451                                 len = (data[0] & 0xff) + 2;
3452                                 if (len < opcode_3d->min_len ||
3453                                     len > opcode_3d->max_len) {
3454                                         fprintf(out, "Bad count in %s\n",
3455                                                 opcode_3d->name);
3456                                 }
3457                         }
3458
3459                         for (i = 1; i < len; i++) {
3460                                 if (i >= count)
3461                                         BUFFER_FAIL(count, len,
3462                                                     opcode_3d->name);
3463                                 instr_out(data, hw_offset, i, "dword %d\n", i);
3464                         }
3465                         return len;
3466                 }
3467         }
3468
3469         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_965 opcode = 0x%x\n",
3470                   opcode);
3471         (*failures)++;
3472         return 1;
3473 }
3474
3475 static int
3476 decode_3d_i830(uint32_t *data, uint32_t count, uint32_t hw_offset, uint32_t devid,
3477                int *failures)
3478 {
3479         unsigned int idx;
3480         uint32_t opcode;
3481
3482         struct {
3483                 uint32_t opcode;
3484                 unsigned int min_len;
3485                 unsigned int max_len;
3486                 const char *name;
3487         } opcodes_3d[] = {
3488                 { 0x02, 1, 1, "3DSTATE_MODES_3" },
3489                 { 0x03, 1, 1, "3DSTATE_ENABLES_1" },
3490                 { 0x04, 1, 1, "3DSTATE_ENABLES_2" },
3491                 { 0x05, 1, 1, "3DSTATE_VFT0" },
3492                 { 0x06, 1, 1, "3DSTATE_AA" },
3493                 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES" },
3494                 { 0x08, 1, 1, "3DSTATE_MODES_1" },
3495                 { 0x09, 1, 1, "3DSTATE_STENCIL_TEST" },
3496                 { 0x0a, 1, 1, "3DSTATE_VFT1" },
3497                 { 0x0b, 1, 1, "3DSTATE_INDPT_ALPHA_BLEND" },
3498                 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
3499                 { 0x0d, 1, 1, "3DSTATE_MAP_BLEND_OP" },
3500                 { 0x0e, 1, 1, "3DSTATE_MAP_BLEND_ARG" },
3501                 { 0x0f, 1, 1, "3DSTATE_MODES_2" },
3502                 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
3503                 { 0x16, 1, 1, "3DSTATE_MODES_4"},
3504         }, *opcode_3d;
3505
3506         opcode = (data[0] & 0x1f000000) >> 24;
3507
3508         switch (opcode) {
3509         case 0x1f:
3510                 return decode_3d_primitive(data, count, hw_offset, failures);
3511         case 0x1d:
3512                 return decode_3d_1d(data, count, hw_offset, devid, failures);
3513         case 0x1c:
3514                 return decode_3d_1c(data, count, hw_offset, failures);
3515         }
3516
3517         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
3518                 opcode_3d = &opcodes_3d[idx];
3519                 if ((data[0] & 0x1f000000) >> 24 == opcode_3d->opcode) {
3520                         unsigned int len = 1, i;
3521
3522                         instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
3523                         if (opcode_3d->max_len > 1) {
3524                                 len = (data[0] & 0xff) + 2;
3525                                 if (len < opcode_3d->min_len ||
3526                                     len > opcode_3d->max_len) {
3527                                         fprintf(out, "Bad count in %s\n",
3528                                                 opcode_3d->name);
3529                                 }
3530                         }
3531
3532                         for (i = 1; i < len; i++) {
3533                                 if (i >= count)
3534                                         BUFFER_FAIL(count, len,
3535                                                     opcode_3d->name);
3536                                 instr_out(data, hw_offset, i, "dword %d\n", i);
3537                         }
3538                         return len;
3539                 }
3540         }
3541
3542         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_i830 opcode = 0x%x\n",
3543                   opcode);
3544         (*failures)++;
3545         return 1;
3546 }
3547
3548 struct drm_intel_decode *
3549 drm_intel_decode_context_alloc(uint32_t devid)
3550 {
3551         struct drm_intel_decode *ctx;
3552
3553         ctx = calloc(1, sizeof(struct drm_intel_decode));
3554         if (!ctx)
3555                 return NULL;
3556
3557         ctx->devid = devid;
3558
3559         return ctx;
3560 }
3561
3562 void
3563 drm_intel_decode_context_free(struct drm_intel_decode *ctx)
3564 {
3565         free(ctx);
3566 }
3567
3568 void
3569 drm_intel_decode_set_dump_past_end(struct drm_intel_decode *ctx,
3570                                    int dump_past_end)
3571 {
3572         ctx->dump_past_end = !!dump_past_end;
3573 }
3574
3575 void
3576 drm_intel_decode_set_batch_pointer(struct drm_intel_decode *ctx,
3577                                    void *data, uint32_t hw_offset, int count)
3578 {
3579         ctx->data = data;
3580         ctx->hw_offset = hw_offset;
3581         ctx->count = count;
3582 }
3583
3584 void
3585 drm_intel_decode_set_head_tail(struct drm_intel_decode *ctx,
3586                                uint32_t head, uint32_t tail)
3587 {
3588         ctx->head = head;
3589         ctx->tail = tail;
3590 }
3591
3592 /**
3593  * Decodes an i830-i915 batch buffer, writing the output to stdout.
3594  *
3595  * \param data batch buffer contents
3596  * \param count number of DWORDs to decode in the batch buffer
3597  * \param hw_offset hardware address for the buffer
3598  */
3599 void
3600 drm_intel_decode(struct drm_intel_decode *ctx)
3601 {
3602         int ret;
3603         unsigned int index = 0;
3604         int failures = 0;
3605         uint32_t *data;
3606         uint32_t count, hw_offset;
3607         uint32_t devid;
3608
3609         if (!ctx)
3610                 return;
3611
3612         data = ctx->data;
3613         count = ctx->count;
3614         hw_offset = ctx->hw_offset;
3615         devid = ctx->devid;
3616         head_offset = ctx->head;
3617         tail_offset = ctx->tail;
3618
3619         saved_s2_set = 0;
3620         saved_s4_set = 1;
3621
3622         out = stdout;
3623
3624         while (index < count) {
3625                 switch ((data[index] & 0xe0000000) >> 29) {
3626                 case 0x0:
3627                         ret = decode_mi(data + index, count - index,
3628                                         hw_offset + index * 4, &failures);
3629
3630                         /* If MI_BATCHBUFFER_END happened, then dump
3631                          * the rest of the output in case we some day
3632                          * want it in debugging, but don't decode it
3633                          * since it'll just confuse in the common
3634                          * case.
3635                          */
3636                         if (ret == -1) {
3637                                 if (ctx->dump_past_end) {
3638                                         index++;
3639                                 } else {
3640                                         for (index = index + 1; index < count;
3641                                              index++) {
3642                                                 instr_out(data, hw_offset,
3643                                                           index, "\n");
3644                                         }
3645                                 }
3646                         } else
3647                                 index += ret;
3648                         break;
3649                 case 0x2:
3650                         index += decode_2d(data + index, count - index,
3651                                            hw_offset + index * 4, &failures);
3652                         break;
3653                 case 0x3:
3654                         if (IS_9XX(devid) && !IS_GEN3(devid)) {
3655                                 index +=
3656                                     decode_3d_965(data + index, count - index,
3657                                                   hw_offset + index * 4, devid,
3658                                                   &failures);
3659                         } else if (IS_GEN3(devid)) {
3660                                 index += decode_3d(data + index, count - index,
3661                                                    hw_offset + index * 4,
3662                                                    devid, &failures);
3663                         } else {
3664                                 index +=
3665                                     decode_3d_i830(data + index, count - index,
3666                                                    hw_offset + index * 4, devid,
3667                                                    &failures);
3668                         }
3669                         break;
3670                 default:
3671                         instr_out(data, hw_offset, index, "UNKNOWN\n");
3672                         failures++;
3673                         index++;
3674                         break;
3675                 }
3676                 fflush(out);
3677         }
3678 }