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_chipset.h"
  32 #include "intel_bufmgr.h"
  33
  34 /* Struct for tracking drm_intel_decode state. */
  35 struct drm_intel_decode {
  36         /** stdio file where the output should land.  Defaults to stdout. */
  37         FILE *out;
  38
  39         /** PCI device ID. */
  40         uint32_t devid;
  41
  42         /** GPU address of the start of the batchbuffer data. */
  43         uint32_t hw_offset;
  44         /** CPU Virtual address of the start of the batchbuffer data. */
  45         uint32_t *data;
  46         /** Number of DWORDs of batchbuffer data. */
  47         uint32_t count;
  48
  49         /** @{
  50          * GPU head and tail pointers, which will be noted in the dump, or ~0.
  51          */
  52         uint32_t head, tail;
  53         /** @} */
  54
  55         /**
  56          * Whether to dump the dwords after MI_BATCHBUFFER_END.
  57          *
  58          * This sometimes provides clues in corrupted batchbuffers,
  59          * and is used by the intel-gpu-tools.
  60          */
  61         bool dump_past_end;
  62 };
  63
  64 static FILE *out;
  65 static uint32_t saved_s2 = 0, saved_s4 = 0;
  66 static char saved_s2_set = 0, saved_s4_set = 0;
  67 static uint32_t head_offset = 0xffffffff;       /* undefined */
  68 static uint32_t tail_offset = 0xffffffff;       /* undefined */
  69
  70 #ifndef ARRAY_SIZE
  71 #define ARRAY_SIZE(A) (sizeof(A)/sizeof(A[0]))
  72 #endif
  73
  74 #define BUFFER_FAIL(_count, _len, _name) do {                   \
  75     fprintf(out, "Buffer size too small in %s (%d < %d)\n",     \
  76             (_name), (_count), (_len));                         \
  77     (*failures)++;                                              \
  78     return count;                                               \
  79 } while (0)
  80
  81 static float int_as_float(uint32_t intval)
  82 {
  83         union intfloat {
  84                 uint32_t i;
  85                 float f;
  86         } uval;
  87
  88         uval.i = intval;
  89         return uval.f;
  90 }
  91
  92 static void
  93 instr_out(uint32_t *data, uint32_t hw_offset, unsigned int index,
  94           const char *fmt, ...) __attribute__((format(__printf__, 4, 5)));
  95
  96 static void
  97 instr_out(uint32_t *data, uint32_t hw_offset, unsigned int index,
  98           const char *fmt, ...)
  99 {
 100         va_list va;
 101         const char *parseinfo;
 102         uint32_t offset = hw_offset + index * 4;
 103
 104         if (offset == head_offset)
 105                 parseinfo = "HEAD";
 106         else if (offset == tail_offset)
 107                 parseinfo = "TAIL";
 108         else
 109                 parseinfo = "    ";
 110
 111         fprintf(out, "0x%08x: %s 0x%08x: %s", offset, parseinfo,
 112                 data[index], index == 0 ? "" : "   ");
 113         va_start(va, fmt);
 114         vfprintf(out, fmt, va);
 115         va_end(va);
 116 }
 117
 118 static int
 119 decode_mi(uint32_t *data, uint32_t count, uint32_t hw_offset, int *failures)
 120 {
 121         unsigned int opcode, len = -1;
 122         const char *post_sync_op = "";
 123
 124         struct {
 125                 uint32_t opcode;
 126                 int len_mask;
 127                 unsigned int min_len;
 128                 unsigned int max_len;
 129                 const char *name;
 130         } opcodes_mi[] = {
 131                 { 0x08, 0, 1, 1, "MI_ARB_ON_OFF" },
 132                 { 0x0a, 0, 1, 1, "MI_BATCH_BUFFER_END" },
 133                 { 0x30, 0x3f, 3, 3, "MI_BATCH_BUFFER" },
 134                 { 0x31, 0x3f, 2, 2, "MI_BATCH_BUFFER_START" },
 135                 { 0x14, 0x3f, 3, 3, "MI_DISPLAY_BUFFER_INFO" },
 136                 { 0x04, 0, 1, 1, "MI_FLUSH" },
 137                 { 0x22, 0x1f, 3, 3, "MI_LOAD_REGISTER_IMM" },
 138                 { 0x13, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_EXCL" },
 139                 { 0x12, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_INCL" },
 140                 { 0x00, 0, 1, 1, "MI_NOOP" },
 141                 { 0x11, 0x3f, 2, 2, "MI_OVERLAY_FLIP" },
 142                 { 0x07, 0, 1, 1, "MI_REPORT_HEAD" },
 143                 { 0x18, 0x3f, 2, 2, "MI_SET_CONTEXT" },
 144                 { 0x20, 0x3f, 3, 4, "MI_STORE_DATA_IMM" },
 145                 { 0x21, 0x3f, 3, 4, "MI_STORE_DATA_INDEX" },
 146                 { 0x24, 0x3f, 3, 3, "MI_STORE_REGISTER_MEM" },
 147                 { 0x02, 0, 1, 1, "MI_USER_INTERRUPT" },
 148                 { 0x03, 0, 1, 1, "MI_WAIT_FOR_EVENT" },
 149                 { 0x16, 0x7f, 3, 3, "MI_SEMAPHORE_MBOX" },
 150                 { 0x26, 0x1f, 3, 4, "MI_FLUSH_DW" },
 151                 { 0x0b, 0, 1, 1, "MI_SUSPEND_FLUSH"},
 152         };
 153
 154         /* check instruction length */
 155         for (opcode = 0; opcode < sizeof(opcodes_mi) / sizeof(opcodes_mi[0]);
 156              opcode++) {
 157                 if ((data[0] & 0x1f800000) >> 23 == opcodes_mi[opcode].opcode) {
 158                         len = 1;
 159                         if (opcodes_mi[opcode].max_len > 1) {
 160                                 len =
 161                                     (data[0] & opcodes_mi[opcode].len_mask) + 2;
 162                                 if (len < opcodes_mi[opcode].min_len
 163                                     || len > opcodes_mi[opcode].max_len) {
 164                                         fprintf(out,
 165                                                 "Bad length (%d) in %s, [%d, %d]\n",
 166                                                 len, opcodes_mi[opcode].name,
 167                                                 opcodes_mi[opcode].min_len,
 168                                                 opcodes_mi[opcode].max_len);
 169                                 }
 170                         }
 171                         break;
 172                 }
 173         }
 174
 175         switch ((data[0] & 0x1f800000) >> 23) {
 176         case 0x0a:
 177                 instr_out(data, hw_offset, 0, "MI_BATCH_BUFFER_END\n");
 178                 return -1;
 179         case 0x16:
 180                 instr_out(data, hw_offset, 0, "MI_SEMAPHORE_MBOX%s%s%s%s %u\n",
 181                           data[0] & (1 << 22) ? " global gtt," : "",
 182                           data[0] & (1 << 21) ? " update semaphore," : "",
 183                           data[0] & (1 << 20) ? " compare semaphore," : "",
 184                           data[0] & (1 << 18) ? " use compare reg" : "",
 185                           (data[0] & (0x3 << 16)) >> 16);
 186                 instr_out(data, hw_offset, 1, "value\n");
 187                 instr_out(data, hw_offset, 2, "address\n");
 188                 return len;
 189         case 0x21:
 190                 instr_out(data, hw_offset, 0, "MI_STORE_DATA_INDEX%s\n",
 191                           data[0] & (1 << 21) ? " use per-process HWS," : "");
 192                 instr_out(data, hw_offset, 1, "index\n");
 193                 instr_out(data, hw_offset, 2, "dword\n");
 194                 if (len == 4)
 195                         instr_out(data, hw_offset, 3, "upper dword\n");
 196                 return len;
 197         case 0x00:
 198                 if (data[0] & (1 << 22))
 199                         instr_out(data, hw_offset, 0,
 200                                   "MI_NOOP write NOPID reg, val=0x%x\n",
 201                                   data[0] & ((1 << 22) - 1));
 202                 else
 203                         instr_out(data, hw_offset, 0, "MI_NOOP\n");
 204                 return len;
 205         case 0x26:
 206                 switch (data[0] & (0x3 << 14)) {
 207                 case (0 << 14):
 208                         post_sync_op = "no write";
 209                         break;
 210                 case (1 << 14):
 211                         post_sync_op = "write data";
 212                         break;
 213                 case (2 << 14):
 214                         post_sync_op = "reserved";
 215                         break;
 216                 case (3 << 14):
 217                         post_sync_op = "write TIMESTAMP";
 218                         break;
 219                 }
 220                 instr_out(data, hw_offset, 0,
 221                           "MI_FLUSH_DW%s%s%s%s post_sync_op='%s' %s%s\n",
 222                           data[0] & (1 << 22) ?
 223                           " enable protected mem (BCS-only)," : "",
 224                           data[0] & (1 << 21) ? " store in hws," : "",
 225                           data[0] & (1 << 18) ? " invalidate tlb," : "",
 226                           data[0] & (1 << 17) ? " flush gfdt," : "",
 227                           post_sync_op,
 228                           data[0] & (1 << 8) ? " enable notify interrupt," : "",
 229                           data[0] & (1 << 7) ?
 230                           " invalidate video state (BCS-only)," : "");
 231                 if (data[0] & (1 << 21))
 232                         instr_out(data, hw_offset, 1, "hws index\n");
 233                 else
 234                         instr_out(data, hw_offset, 1, "address\n");
 235                 instr_out(data, hw_offset, 2, "dword\n");
 236                 if (len == 4)
 237                         instr_out(data, hw_offset, 3, "upper dword\n");
 238                 return len;
 239         }
 240
 241         for (opcode = 0; opcode < sizeof(opcodes_mi) / sizeof(opcodes_mi[0]);
 242              opcode++) {
 243                 if ((data[0] & 0x1f800000) >> 23 == opcodes_mi[opcode].opcode) {
 244                         unsigned int i;
 245
 246                         instr_out(data, hw_offset, 0, "%s\n",
 247                                   opcodes_mi[opcode].name);
 248                         for (i = 1; i < len; i++) {
 249                                 if (i >= count)
 250                                         BUFFER_FAIL(count, len,
 251                                                     opcodes_mi[opcode].name);
 252                                 instr_out(data, hw_offset, i, "dword %d\n", i);
 253                         }
 254
 255                         return len;
 256                 }
 257         }
 258
 259         instr_out(data, hw_offset, 0, "MI UNKNOWN\n");
 260         (*failures)++;
 261         return 1;
 262 }
 263
 264 static void
 265 decode_2d_br00(uint32_t *data, uint32_t count, uint32_t hw_offset,
 266                const char *cmd)
 267 {
 268         instr_out(data, hw_offset, 0,
 269                   "%s (rgb %sabled, alpha %sabled, src tile %d, dst tile %d)\n",
 270                   cmd,
 271                   (data[count] & (1 << 20)) ? "en" : "dis",
 272                   (data[count] & (1 << 21)) ? "en" : "dis",
 273                   (data[count] >> 15) & 1, (data[count] >> 11) & 1);
 274 }
 275
 276 static void decode_2d_br01(uint32_t *data, uint32_t count, uint32_t hw_offset)
 277 {
 278         const char *format;
 279         switch ((data[count] >> 24) & 0x3) {
 280         case 0:
 281                 format = "8";
 282                 break;
 283         case 1:
 284                 format = "565";
 285                 break;
 286         case 2:
 287                 format = "1555";
 288                 break;
 289         case 3:
 290                 format = "8888";
 291                 break;
 292         }
 293
 294         instr_out(data, hw_offset, count, "format %s, pitch %d, rop 0x%02x, "
 295                   "clipping %sabled, %s%s \n",
 296                   format,
 297                   (short)(data[count] & 0xffff),
 298                   (data[count] >> 16) & 0xff,
 299                   data[count] & (1 << 30) ? "en" : "dis",
 300                   data[count] & (1 << 31) ? "solid pattern enabled, " : "",
 301                   data[count] & (1 << 31) ?
 302                   "mono pattern transparency enabled, " : "");
 303
 304 }
 305
 306 static int
 307 decode_2d(uint32_t *data, uint32_t count, uint32_t hw_offset, int *failures)
 308 {
 309         unsigned int opcode, len;
 310
 311         struct {
 312                 uint32_t opcode;
 313                 unsigned int min_len;
 314                 unsigned int max_len;
 315                 const char *name;
 316         } opcodes_2d[] = {
 317                 { 0x40, 5, 5, "COLOR_BLT" },
 318                 { 0x43, 6, 6, "SRC_COPY_BLT" },
 319                 { 0x01, 8, 8, "XY_SETUP_BLT" },
 320                 { 0x11, 9, 9, "XY_SETUP_MONO_PATTERN_SL_BLT" },
 321                 { 0x03, 3, 3, "XY_SETUP_CLIP_BLT" },
 322                 { 0x24, 2, 2, "XY_PIXEL_BLT" },
 323                 { 0x25, 3, 3, "XY_SCANLINES_BLT" },
 324                 { 0x26, 4, 4, "Y_TEXT_BLT" },
 325                 { 0x31, 5, 134, "XY_TEXT_IMMEDIATE_BLT" },
 326                 { 0x50, 6, 6, "XY_COLOR_BLT" },
 327                 { 0x51, 6, 6, "XY_PAT_BLT" },
 328                 { 0x76, 8, 8, "XY_PAT_CHROMA_BLT" },
 329                 { 0x72, 7, 135, "XY_PAT_BLT_IMMEDIATE" },
 330                 { 0x77, 9, 137, "XY_PAT_CHROMA_BLT_IMMEDIATE" },
 331                 { 0x52, 9, 9, "XY_MONO_PAT_BLT" },
 332                 { 0x59, 7, 7, "XY_MONO_PAT_FIXED_BLT" },
 333                 { 0x53, 8, 8, "XY_SRC_COPY_BLT" },
 334                 { 0x54, 8, 8, "XY_MONO_SRC_COPY_BLT" },
 335                 { 0x71, 9, 137, "XY_MONO_SRC_COPY_IMMEDIATE_BLT" },
 336                 { 0x55, 9, 9, "XY_FULL_BLT" },
 337                 { 0x55, 9, 137, "XY_FULL_IMMEDIATE_PATTERN_BLT" },
 338                 { 0x56, 9, 9, "XY_FULL_MONO_SRC_BLT" },
 339                 { 0x75, 10, 138, "XY_FULL_MONO_SRC_IMMEDIATE_PATTERN_BLT" },
 340                 { 0x57, 12, 12, "XY_FULL_MONO_PATTERN_BLT" },
 341                 { 0x58, 12, 12, "XY_FULL_MONO_PATTERN_MONO_SRC_BLT"},
 342         };
 343
 344         switch ((data[0] & 0x1fc00000) >> 22) {
 345         case 0x25:
 346                 instr_out(data, hw_offset, 0,
 347                           "XY_SCANLINES_BLT (pattern seed (%d, %d), dst tile %d)\n",
 348                           (data[0] >> 12) & 0x8,
 349                           (data[0] >> 8) & 0x8, (data[0] >> 11) & 1);
 350
 351                 len = (data[0] & 0x000000ff) + 2;
 352                 if (len != 3)
 353                         fprintf(out, "Bad count in XY_SCANLINES_BLT\n");
 354                 if (count < 3)
 355                         BUFFER_FAIL(count, len, "XY_SCANLINES_BLT");
 356
 357                 instr_out(data, hw_offset, 1, "dest (%d,%d)\n",
 358                           data[1] & 0xffff, data[1] >> 16);
 359                 instr_out(data, hw_offset, 2, "dest (%d,%d)\n",
 360                           data[2] & 0xffff, data[2] >> 16);
 361                 return len;
 362         case 0x01:
 363                 decode_2d_br00(data, 0, hw_offset, "XY_SETUP_BLT");
 364
 365                 len = (data[0] & 0x000000ff) + 2;
 366                 if (len != 8)
 367                         fprintf(out, "Bad count in XY_SETUP_BLT\n");
 368                 if (count < 8)
 369                         BUFFER_FAIL(count, len, "XY_SETUP_BLT");
 370
 371                 decode_2d_br01(data, 1, hw_offset);
 372                 instr_out(data, hw_offset, 2, "cliprect (%d,%d)\n",
 373                           data[2] & 0xffff, data[2] >> 16);
 374                 instr_out(data, hw_offset, 3, "cliprect (%d,%d)\n",
 375                           data[3] & 0xffff, data[3] >> 16);
 376                 instr_out(data, hw_offset, 4, "setup dst offset 0x%08x\n",
 377                           data[4]);
 378                 instr_out(data, hw_offset, 5, "setup background color\n");
 379                 instr_out(data, hw_offset, 6, "setup foreground color\n");
 380                 instr_out(data, hw_offset, 7, "color pattern offset\n");
 381                 return len;
 382         case 0x03:
 383                 decode_2d_br00(data, 0, hw_offset, "XY_SETUP_CLIP_BLT");
 384
 385                 len = (data[0] & 0x000000ff) + 2;
 386                 if (len != 3)
 387                         fprintf(out, "Bad count in XY_SETUP_CLIP_BLT\n");
 388                 if (count < 3)
 389                         BUFFER_FAIL(count, len, "XY_SETUP_CLIP_BLT");
 390
 391                 instr_out(data, hw_offset, 1, "cliprect (%d,%d)\n",
 392                           data[1] & 0xffff, data[2] >> 16);
 393                 instr_out(data, hw_offset, 2, "cliprect (%d,%d)\n",
 394                           data[2] & 0xffff, data[3] >> 16);
 395                 return len;
 396         case 0x11:
 397                 decode_2d_br00(data, 0, hw_offset,
 398                                "XY_SETUP_MONO_PATTERN_SL_BLT");
 399
 400                 len = (data[0] & 0x000000ff) + 2;
 401                 if (len != 9)
 402                         fprintf(out,
 403                                 "Bad count in XY_SETUP_MONO_PATTERN_SL_BLT\n");
 404                 if (count < 9)
 405                         BUFFER_FAIL(count, len, "XY_SETUP_MONO_PATTERN_SL_BLT");
 406
 407                 decode_2d_br01(data, 1, hw_offset);
 408                 instr_out(data, hw_offset, 2, "cliprect (%d,%d)\n",
 409                           data[2] & 0xffff, data[2] >> 16);
 410                 instr_out(data, hw_offset, 3, "cliprect (%d,%d)\n",
 411                           data[3] & 0xffff, data[3] >> 16);
 412                 instr_out(data, hw_offset, 4, "setup dst offset 0x%08x\n",
 413                           data[4]);
 414                 instr_out(data, hw_offset, 5, "setup background color\n");
 415                 instr_out(data, hw_offset, 6, "setup foreground color\n");
 416                 instr_out(data, hw_offset, 7, "mono pattern dw0\n");
 417                 instr_out(data, hw_offset, 8, "mono pattern dw1\n");
 418                 return len;
 419         case 0x50:
 420                 decode_2d_br00(data, 0, hw_offset, "XY_COLOR_BLT");
 421
 422                 len = (data[0] & 0x000000ff) + 2;
 423                 if (len != 6)
 424                         fprintf(out, "Bad count in XY_COLOR_BLT\n");
 425                 if (count < 6)
 426                         BUFFER_FAIL(count, len, "XY_COLOR_BLT");
 427
 428                 decode_2d_br01(data, 1, hw_offset);
 429                 instr_out(data, hw_offset, 2, "(%d,%d)\n",
 430                           data[2] & 0xffff, data[2] >> 16);
 431                 instr_out(data, hw_offset, 3, "(%d,%d)\n",
 432                           data[3] & 0xffff, data[3] >> 16);
 433                 instr_out(data, hw_offset, 4, "offset 0x%08x\n", data[4]);
 434                 instr_out(data, hw_offset, 5, "color\n");
 435                 return len;
 436         case 0x53:
 437                 decode_2d_br00(data, 0, hw_offset, "XY_SRC_COPY_BLT");
 438
 439                 len = (data[0] & 0x000000ff) + 2;
 440                 if (len != 8)
 441                         fprintf(out, "Bad count in XY_SRC_COPY_BLT\n");
 442                 if (count < 8)
 443                         BUFFER_FAIL(count, len, "XY_SRC_COPY_BLT");
 444
 445                 decode_2d_br01(data, 1, hw_offset);
 446                 instr_out(data, hw_offset, 2, "dst (%d,%d)\n",
 447                           data[2] & 0xffff, data[2] >> 16);
 448                 instr_out(data, hw_offset, 3, "dst (%d,%d)\n",
 449                           data[3] & 0xffff, data[3] >> 16);
 450                 instr_out(data, hw_offset, 4, "dst offset 0x%08x\n", data[4]);
 451                 instr_out(data, hw_offset, 5, "src (%d,%d)\n",
 452                           data[5] & 0xffff, data[5] >> 16);
 453                 instr_out(data, hw_offset, 6, "src pitch %d\n",
 454                           (short)(data[6] & 0xffff));
 455                 instr_out(data, hw_offset, 7, "src offset 0x%08x\n", data[7]);
 456                 return len;
 457         }
 458
 459         for (opcode = 0; opcode < sizeof(opcodes_2d) / sizeof(opcodes_2d[0]);
 460              opcode++) {
 461                 if ((data[0] & 0x1fc00000) >> 22 == opcodes_2d[opcode].opcode) {
 462                         unsigned int i;
 463
 464                         len = 1;
 465                         instr_out(data, hw_offset, 0, "%s\n",
 466                                   opcodes_2d[opcode].name);
 467                         if (opcodes_2d[opcode].max_len > 1) {
 468                                 len = (data[0] & 0x000000ff) + 2;
 469                                 if (len < opcodes_2d[opcode].min_len ||
 470                                     len > opcodes_2d[opcode].max_len) {
 471                                         fprintf(out, "Bad count in %s\n",
 472                                                 opcodes_2d[opcode].name);
 473                                 }
 474                         }
 475
 476                         for (i = 1; i < len; i++) {
 477                                 if (i >= count)
 478                                         BUFFER_FAIL(count, len,
 479                                                     opcodes_2d[opcode].name);
 480                                 instr_out(data, hw_offset, i, "dword %d\n", i);
 481                         }
 482
 483                         return len;
 484                 }
 485         }
 486
 487         instr_out(data, hw_offset, 0, "2D UNKNOWN\n");
 488         (*failures)++;
 489         return 1;
 490 }
 491
 492 static int
 493 decode_3d_1c(uint32_t *data, uint32_t count, uint32_t hw_offset, int *failures)
 494 {
 495         uint32_t opcode;
 496
 497         opcode = (data[0] & 0x00f80000) >> 19;
 498
 499         switch (opcode) {
 500         case 0x11:
 501                 instr_out(data, hw_offset, 0,
 502                           "3DSTATE_DEPTH_SUBRECTANGLE_DISABLE\n");
 503                 return 1;
 504         case 0x10:
 505                 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_ENABLE %s\n",
 506                           data[0] & 1 ? "enabled" : "disabled");
 507                 return 1;
 508         case 0x01:
 509                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_COORD_SET_I830\n");
 510                 return 1;
 511         case 0x0a:
 512                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_CUBE_I830\n");
 513                 return 1;
 514         case 0x05:
 515                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_TEX_STREAM_I830\n");
 516                 return 1;
 517         }
 518
 519         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_1c opcode = 0x%x\n",
 520                   opcode);
 521         (*failures)++;
 522         return 1;
 523 }
 524
 525 /** Sets the string dstname to describe the destination of the PS instruction */
 526 static void
 527 i915_get_instruction_dst(uint32_t *data, int i, char *dstname, int do_mask)
 528 {
 529         uint32_t a0 = data[i];
 530         int dst_nr = (a0 >> 14) & 0xf;
 531         char dstmask[8];
 532         const char *sat;
 533
 534         if (do_mask) {
 535                 if (((a0 >> 10) & 0xf) == 0xf) {
 536                         dstmask[0] = 0;
 537                 } else {
 538                         int dstmask_index = 0;
 539
 540                         dstmask[dstmask_index++] = '.';
 541                         if (a0 & (1 << 10))
 542                                 dstmask[dstmask_index++] = 'x';
 543                         if (a0 & (1 << 11))
 544                                 dstmask[dstmask_index++] = 'y';
 545                         if (a0 & (1 << 12))
 546                                 dstmask[dstmask_index++] = 'z';
 547                         if (a0 & (1 << 13))
 548                                 dstmask[dstmask_index++] = 'w';
 549                         dstmask[dstmask_index++] = 0;
 550                 }
 551
 552                 if (a0 & (1 << 22))
 553                         sat = ".sat";
 554                 else
 555                         sat = "";
 556         } else {
 557                 dstmask[0] = 0;
 558                 sat = "";
 559         }
 560
 561         switch ((a0 >> 19) & 0x7) {
 562         case 0:
 563                 if (dst_nr > 15)
 564                         fprintf(out, "bad destination reg R%d\n", dst_nr);
 565                 sprintf(dstname, "R%d%s%s", dst_nr, dstmask, sat);
 566                 break;
 567         case 4:
 568                 if (dst_nr > 0)
 569                         fprintf(out, "bad destination reg oC%d\n", dst_nr);
 570                 sprintf(dstname, "oC%s%s", dstmask, sat);
 571                 break;
 572         case 5:
 573                 if (dst_nr > 0)
 574                         fprintf(out, "bad destination reg oD%d\n", dst_nr);
 575                 sprintf(dstname, "oD%s%s", dstmask, sat);
 576                 break;
 577         case 6:
 578                 if (dst_nr > 3)
 579                         fprintf(out, "bad destination reg U%d\n", dst_nr);
 580                 sprintf(dstname, "U%d%s%s", dst_nr, dstmask, sat);
 581                 break;
 582         default:
 583                 sprintf(dstname, "RESERVED");
 584                 break;
 585         }
 586 }
 587
 588 static const char *
 589 i915_get_channel_swizzle(uint32_t select)
 590 {
 591         switch (select & 0x7) {
 592         case 0:
 593                 return (select & 8) ? "-x" : "x";
 594         case 1:
 595                 return (select & 8) ? "-y" : "y";
 596         case 2:
 597                 return (select & 8) ? "-z" : "z";
 598         case 3:
 599                 return (select & 8) ? "-w" : "w";
 600         case 4:
 601                 return (select & 8) ? "-0" : "0";
 602         case 5:
 603                 return (select & 8) ? "-1" : "1";
 604         default:
 605                 return (select & 8) ? "-bad" : "bad";
 606         }
 607 }
 608
 609 static void
 610 i915_get_instruction_src_name(uint32_t src_type, uint32_t src_nr, char *name)
 611 {
 612         switch (src_type) {
 613         case 0:
 614                 sprintf(name, "R%d", src_nr);
 615                 if (src_nr > 15)
 616                         fprintf(out, "bad src reg %s\n", name);
 617                 break;
 618         case 1:
 619                 if (src_nr < 8)
 620                         sprintf(name, "T%d", src_nr);
 621                 else if (src_nr == 8)
 622                         sprintf(name, "DIFFUSE");
 623                 else if (src_nr == 9)
 624                         sprintf(name, "SPECULAR");
 625                 else if (src_nr == 10)
 626                         sprintf(name, "FOG");
 627                 else {
 628                         fprintf(out, "bad src reg T%d\n", src_nr);
 629                         sprintf(name, "RESERVED");
 630                 }
 631                 break;
 632         case 2:
 633                 sprintf(name, "C%d", src_nr);
 634                 if (src_nr > 31)
 635                         fprintf(out, "bad src reg %s\n", name);
 636                 break;
 637         case 4:
 638                 sprintf(name, "oC");
 639                 if (src_nr > 0)
 640                         fprintf(out, "bad src reg oC%d\n", src_nr);
 641                 break;
 642         case 5:
 643                 sprintf(name, "oD");
 644                 if (src_nr > 0)
 645                         fprintf(out, "bad src reg oD%d\n", src_nr);
 646                 break;
 647         case 6:
 648                 sprintf(name, "U%d", src_nr);
 649                 if (src_nr > 3)
 650                         fprintf(out, "bad src reg %s\n", name);
 651                 break;
 652         default:
 653                 fprintf(out, "bad src reg type %d\n", src_type);
 654                 sprintf(name, "RESERVED");
 655                 break;
 656         }
 657 }
 658
 659 static void i915_get_instruction_src0(uint32_t *data, int i, char *srcname)
 660 {
 661         uint32_t a0 = data[i];
 662         uint32_t a1 = data[i + 1];
 663         int src_nr = (a0 >> 2) & 0x1f;
 664         const char *swizzle_x = i915_get_channel_swizzle((a1 >> 28) & 0xf);
 665         const char *swizzle_y = i915_get_channel_swizzle((a1 >> 24) & 0xf);
 666         const char *swizzle_z = i915_get_channel_swizzle((a1 >> 20) & 0xf);
 667         const char *swizzle_w = i915_get_channel_swizzle((a1 >> 16) & 0xf);
 668         char swizzle[100];
 669
 670         i915_get_instruction_src_name((a0 >> 7) & 0x7, src_nr, srcname);
 671         sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
 672                 swizzle_w);
 673         if (strcmp(swizzle, ".xyzw") != 0)
 674                 strcat(srcname, swizzle);
 675 }
 676
 677 static void i915_get_instruction_src1(uint32_t *data, int i, char *srcname)
 678 {
 679         uint32_t a1 = data[i + 1];
 680         uint32_t a2 = data[i + 2];
 681         int src_nr = (a1 >> 8) & 0x1f;
 682         const char *swizzle_x = i915_get_channel_swizzle((a1 >> 4) & 0xf);
 683         const char *swizzle_y = i915_get_channel_swizzle((a1 >> 0) & 0xf);
 684         const char *swizzle_z = i915_get_channel_swizzle((a2 >> 28) & 0xf);
 685         const char *swizzle_w = i915_get_channel_swizzle((a2 >> 24) & 0xf);
 686         char swizzle[100];
 687
 688         i915_get_instruction_src_name((a1 >> 13) & 0x7, src_nr, srcname);
 689         sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
 690                 swizzle_w);
 691         if (strcmp(swizzle, ".xyzw") != 0)
 692                 strcat(srcname, swizzle);
 693 }
 694
 695 static void i915_get_instruction_src2(uint32_t *data, int i, char *srcname)
 696 {
 697         uint32_t a2 = data[i + 2];
 698         int src_nr = (a2 >> 16) & 0x1f;
 699         const char *swizzle_x = i915_get_channel_swizzle((a2 >> 12) & 0xf);
 700         const char *swizzle_y = i915_get_channel_swizzle((a2 >> 8) & 0xf);
 701         const char *swizzle_z = i915_get_channel_swizzle((a2 >> 4) & 0xf);
 702         const char *swizzle_w = i915_get_channel_swizzle((a2 >> 0) & 0xf);
 703         char swizzle[100];
 704
 705         i915_get_instruction_src_name((a2 >> 21) & 0x7, src_nr, srcname);
 706         sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
 707                 swizzle_w);
 708         if (strcmp(swizzle, ".xyzw") != 0)
 709                 strcat(srcname, swizzle);
 710 }
 711
 712 static void
 713 i915_get_instruction_addr(uint32_t src_type, uint32_t src_nr, char *name)
 714 {
 715         switch (src_type) {
 716         case 0:
 717                 sprintf(name, "R%d", src_nr);
 718                 if (src_nr > 15)
 719                         fprintf(out, "bad src reg %s\n", name);
 720                 break;
 721         case 1:
 722                 if (src_nr < 8)
 723                         sprintf(name, "T%d", src_nr);
 724                 else if (src_nr == 8)
 725                         sprintf(name, "DIFFUSE");
 726                 else if (src_nr == 9)
 727                         sprintf(name, "SPECULAR");
 728                 else if (src_nr == 10)
 729                         sprintf(name, "FOG");
 730                 else {
 731                         fprintf(out, "bad src reg T%d\n", src_nr);
 732                         sprintf(name, "RESERVED");
 733                 }
 734                 break;
 735         case 4:
 736                 sprintf(name, "oC");
 737                 if (src_nr > 0)
 738                         fprintf(out, "bad src reg oC%d\n", src_nr);
 739                 break;
 740         case 5:
 741                 sprintf(name, "oD");
 742                 if (src_nr > 0)
 743                         fprintf(out, "bad src reg oD%d\n", src_nr);
 744                 break;
 745         default:
 746                 fprintf(out, "bad src reg type %d\n", src_type);
 747                 sprintf(name, "RESERVED");
 748                 break;
 749         }
 750 }
 751
 752 static void
 753 i915_decode_alu1(uint32_t *data, uint32_t hw_offset,
 754                  int i, char *instr_prefix, const char *op_name)
 755 {
 756         char dst[100], src0[100];
 757
 758         i915_get_instruction_dst(data, i, dst, 1);
 759         i915_get_instruction_src0(data, i, src0);
 760
 761         instr_out(data, hw_offset, i++, "%s: %s %s, %s\n", instr_prefix,
 762                   op_name, dst, src0);
 763         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 764         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 765 }
 766
 767 static void
 768 i915_decode_alu2(uint32_t *data, uint32_t hw_offset,
 769                  int i, char *instr_prefix, const char *op_name)
 770 {
 771         char dst[100], src0[100], src1[100];
 772
 773         i915_get_instruction_dst(data, i, dst, 1);
 774         i915_get_instruction_src0(data, i, src0);
 775         i915_get_instruction_src1(data, i, src1);
 776
 777         instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s\n", instr_prefix,
 778                   op_name, dst, src0, src1);
 779         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 780         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 781 }
 782
 783 static void
 784 i915_decode_alu3(uint32_t *data, uint32_t hw_offset,
 785                  int i, char *instr_prefix, const char *op_name)
 786 {
 787         char dst[100], src0[100], src1[100], src2[100];
 788
 789         i915_get_instruction_dst(data, i, dst, 1);
 790         i915_get_instruction_src0(data, i, src0);
 791         i915_get_instruction_src1(data, i, src1);
 792         i915_get_instruction_src2(data, i, src2);
 793
 794         instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s, %s\n", instr_prefix,
 795                   op_name, dst, src0, src1, src2);
 796         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 797         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 798 }
 799
 800 static void
 801 i915_decode_tex(uint32_t *data, uint32_t hw_offset, int i,
 802                 const char *instr_prefix, const char *tex_name)
 803 {
 804         uint32_t t0 = data[i];
 805         uint32_t t1 = data[i + 1];
 806         char dst_name[100];
 807         char addr_name[100];
 808         int sampler_nr;
 809
 810         i915_get_instruction_dst(data, i, dst_name, 0);
 811         i915_get_instruction_addr((t1 >> 24) & 0x7,
 812                                   (t1 >> 17) & 0xf, addr_name);
 813         sampler_nr = t0 & 0xf;
 814
 815         instr_out(data, hw_offset, i++, "%s: %s %s, S%d, %s\n", instr_prefix,
 816                   tex_name, dst_name, sampler_nr, addr_name);
 817         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 818         instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 819 }
 820
 821 static void
 822 i915_decode_dcl(uint32_t *data, uint32_t hw_offset, int i, char *instr_prefix)
 823 {
 824         uint32_t d0 = data[i];
 825         const char *sampletype;
 826         int dcl_nr = (d0 >> 14) & 0xf;
 827         const char *dcl_x = d0 & (1 << 10) ? "x" : "";
 828         const char *dcl_y = d0 & (1 << 11) ? "y" : "";
 829         const char *dcl_z = d0 & (1 << 12) ? "z" : "";
 830         const char *dcl_w = d0 & (1 << 13) ? "w" : "";
 831         char dcl_mask[10];
 832
 833         switch ((d0 >> 19) & 0x3) {
 834         case 1:
 835                 sprintf(dcl_mask, ".%s%s%s%s", dcl_x, dcl_y, dcl_z, dcl_w);
 836                 if (strcmp(dcl_mask, ".") == 0)
 837                         fprintf(out, "bad (empty) dcl mask\n");
 838
 839                 if (dcl_nr > 10)
 840                         fprintf(out, "bad T%d dcl register number\n", dcl_nr);
 841                 if (dcl_nr < 8) {
 842                         if (strcmp(dcl_mask, ".x") != 0 &&
 843                             strcmp(dcl_mask, ".xy") != 0 &&
 844                             strcmp(dcl_mask, ".xz") != 0 &&
 845                             strcmp(dcl_mask, ".w") != 0 &&
 846                             strcmp(dcl_mask, ".xyzw") != 0) {
 847                                 fprintf(out, "bad T%d.%s dcl mask\n", dcl_nr,
 848                                         dcl_mask);
 849                         }
 850                         instr_out(data, hw_offset, i++, "%s: DCL T%d%s\n",
 851                                   instr_prefix, dcl_nr, dcl_mask);
 852                 } else {
 853                         if (strcmp(dcl_mask, ".xz") == 0)
 854                                 fprintf(out, "errataed bad dcl mask %s\n",
 855                                         dcl_mask);
 856                         else if (strcmp(dcl_mask, ".xw") == 0)
 857                                 fprintf(out, "errataed bad dcl mask %s\n",
 858                                         dcl_mask);
 859                         else if (strcmp(dcl_mask, ".xzw") == 0)
 860                                 fprintf(out, "errataed bad dcl mask %s\n",
 861                                         dcl_mask);
 862
 863                         if (dcl_nr == 8) {
 864                                 instr_out(data, hw_offset, i++,
 865                                           "%s: DCL DIFFUSE%s\n", instr_prefix,
 866                                           dcl_mask);
 867                         } else if (dcl_nr == 9) {
 868                                 instr_out(data, hw_offset, i++,
 869                                           "%s: DCL SPECULAR%s\n", instr_prefix,
 870                                           dcl_mask);
 871                         } else if (dcl_nr == 10) {
 872                                 instr_out(data, hw_offset, i++,
 873                                           "%s: DCL FOG%s\n", instr_prefix,
 874                                           dcl_mask);
 875                         }
 876                 }
 877                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 878                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 879                 break;
 880         case 3:
 881                 switch ((d0 >> 22) & 0x3) {
 882                 case 0:
 883                         sampletype = "2D";
 884                         break;
 885                 case 1:
 886                         sampletype = "CUBE";
 887                         break;
 888                 case 2:
 889                         sampletype = "3D";
 890                         break;
 891                 default:
 892                         sampletype = "RESERVED";
 893                         break;
 894                 }
 895                 if (dcl_nr > 15)
 896                         fprintf(out, "bad S%d dcl register number\n", dcl_nr);
 897                 instr_out(data, hw_offset, i++, "%s: DCL S%d %s\n",
 898                           instr_prefix, dcl_nr, sampletype);
 899                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 900                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 901                 break;
 902         default:
 903                 instr_out(data, hw_offset, i++, "%s: DCL RESERVED%d\n",
 904                           instr_prefix, dcl_nr);
 905                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 906                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 907         }
 908 }
 909
 910 static void
 911 i915_decode_instruction(uint32_t *data, uint32_t hw_offset,
 912                         int i, char *instr_prefix)
 913 {
 914         switch ((data[i] >> 24) & 0x1f) {
 915         case 0x0:
 916                 instr_out(data, hw_offset, i++, "%s: NOP\n", instr_prefix);
 917                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 918                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 919                 break;
 920         case 0x01:
 921                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "ADD");
 922                 break;
 923         case 0x02:
 924                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOV");
 925                 break;
 926         case 0x03:
 927                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MUL");
 928                 break;
 929         case 0x04:
 930                 i915_decode_alu3(data, hw_offset, i, instr_prefix, "MAD");
 931                 break;
 932         case 0x05:
 933                 i915_decode_alu3(data, hw_offset, i, instr_prefix, "DP2ADD");
 934                 break;
 935         case 0x06:
 936                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP3");
 937                 break;
 938         case 0x07:
 939                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP4");
 940                 break;
 941         case 0x08:
 942                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "FRC");
 943                 break;
 944         case 0x09:
 945                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "RCP");
 946                 break;
 947         case 0x0a:
 948                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "RSQ");
 949                 break;
 950         case 0x0b:
 951                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "EXP");
 952                 break;
 953         case 0x0c:
 954                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "LOG");
 955                 break;
 956         case 0x0d:
 957                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "CMP");
 958                 break;
 959         case 0x0e:
 960                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MIN");
 961                 break;
 962         case 0x0f:
 963                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MAX");
 964                 break;
 965         case 0x10:
 966                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "FLR");
 967                 break;
 968         case 0x11:
 969                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOD");
 970                 break;
 971         case 0x12:
 972                 i915_decode_alu1(data, hw_offset, i, instr_prefix, "TRC");
 973                 break;
 974         case 0x13:
 975                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "SGE");
 976                 break;
 977         case 0x14:
 978                 i915_decode_alu2(data, hw_offset, i, instr_prefix, "SLT");
 979                 break;
 980         case 0x15:
 981                 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLD");
 982                 break;
 983         case 0x16:
 984                 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDP");
 985                 break;
 986         case 0x17:
 987                 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDB");
 988                 break;
 989         case 0x19:
 990                 i915_decode_dcl(data, hw_offset, i, instr_prefix);
 991                 break;
 992         default:
 993                 instr_out(data, hw_offset, i++, "%s: unknown\n", instr_prefix);
 994                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 995                 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
 996                 break;
 997         }
 998 }
 999
1000 static const char *
1001 decode_compare_func(uint32_t op)
1002 {
1003         switch (op & 0x7) {
1004         case 0:
1005                 return "always";
1006         case 1:
1007                 return "never";
1008         case 2:
1009                 return "less";
1010         case 3:
1011                 return "equal";
1012         case 4:
1013                 return "lequal";
1014         case 5:
1015                 return "greater";
1016         case 6:
1017                 return "notequal";
1018         case 7:
1019                 return "gequal";
1020         }
1021         return "";
1022 }
1023
1024 static const char *
1025 decode_stencil_op(uint32_t op)
1026 {
1027         switch (op & 0x7) {
1028         case 0:
1029                 return "keep";
1030         case 1:
1031                 return "zero";
1032         case 2:
1033                 return "replace";
1034         case 3:
1035                 return "incr_sat";
1036         case 4:
1037                 return "decr_sat";
1038         case 5:
1039                 return "greater";
1040         case 6:
1041                 return "incr";
1042         case 7:
1043                 return "decr";
1044         }
1045         return "";
1046 }
1047
1048 #if 0
1049 static const char *
1050 decode_logic_op(uint32_t op)
1051 {
1052         switch (op & 0xf) {
1053         case 0:
1054                 return "clear";
1055         case 1:
1056                 return "nor";
1057         case 2:
1058                 return "and_inv";
1059         case 3:
1060                 return "copy_inv";
1061         case 4:
1062                 return "and_rvrse";
1063         case 5:
1064                 return "inv";
1065         case 6:
1066                 return "xor";
1067         case 7:
1068                 return "nand";
1069         case 8:
1070                 return "and";
1071         case 9:
1072                 return "equiv";
1073         case 10:
1074                 return "noop";
1075         case 11:
1076                 return "or_inv";
1077         case 12:
1078                 return "copy";
1079         case 13:
1080                 return "or_rvrse";
1081         case 14:
1082                 return "or";
1083         case 15:
1084                 return "set";
1085         }
1086         return "";
1087 }
1088 #endif
1089
1090 static const char *
1091 decode_blend_fact(uint32_t op)
1092 {
1093         switch (op & 0xf) {
1094         case 1:
1095                 return "zero";
1096         case 2:
1097                 return "one";
1098         case 3:
1099                 return "src_colr";
1100         case 4:
1101                 return "inv_src_colr";
1102         case 5:
1103                 return "src_alpha";
1104         case 6:
1105                 return "inv_src_alpha";
1106         case 7:
1107                 return "dst_alpha";
1108         case 8:
1109                 return "inv_dst_alpha";
1110         case 9:
1111                 return "dst_colr";
1112         case 10:
1113                 return "inv_dst_colr";
1114         case 11:
1115                 return "src_alpha_sat";
1116         case 12:
1117                 return "cnst_colr";
1118         case 13:
1119                 return "inv_cnst_colr";
1120         case 14:
1121                 return "cnst_alpha";
1122         case 15:
1123                 return "inv_const_alpha";
1124         }
1125         return "";
1126 }
1127
1128 static const char *
1129 decode_tex_coord_mode(uint32_t mode)
1130 {
1131         switch (mode & 0x7) {
1132         case 0:
1133                 return "wrap";
1134         case 1:
1135                 return "mirror";
1136         case 2:
1137                 return "clamp_edge";
1138         case 3:
1139                 return "cube";
1140         case 4:
1141                 return "clamp_border";
1142         case 5:
1143                 return "mirror_once";
1144         }
1145         return "";
1146 }
1147
1148 static const char *
1149 decode_sample_filter(uint32_t mode)
1150 {
1151         switch (mode & 0x7) {
1152         case 0:
1153                 return "nearest";
1154         case 1:
1155                 return "linear";
1156         case 2:
1157                 return "anisotropic";
1158         case 3:
1159                 return "4x4_1";
1160         case 4:
1161                 return "4x4_2";
1162         case 5:
1163                 return "4x4_flat";
1164         case 6:
1165                 return "6x5_mono";
1166         }
1167         return "";
1168 }
1169
1170 static int
1171 decode_3d_1d(uint32_t *data, uint32_t count,
1172              uint32_t hw_offset, uint32_t devid, int *failures)
1173 {
1174         unsigned int len, i, c, idx, word, map, sampler, instr;
1175         const char *format, *zformat, *type;
1176         uint32_t opcode;
1177
1178         struct {
1179                 uint32_t opcode;
1180                 int i830_only;
1181                 unsigned int min_len;
1182                 unsigned int max_len;
1183                 const char *name;
1184         } opcodes_3d_1d[] = {
1185                 { 0x86, 0, 4, 4, "3DSTATE_CHROMA_KEY" },
1186                 { 0x88, 0, 2, 2, "3DSTATE_CONSTANT_BLEND_COLOR" },
1187                 { 0x99, 0, 2, 2, "3DSTATE_DEFAULT_DIFFUSE" },
1188                 { 0x9a, 0, 2, 2, "3DSTATE_DEFAULT_SPECULAR" },
1189                 { 0x98, 0, 2, 2, "3DSTATE_DEFAULT_Z" },
1190                 { 0x97, 0, 2, 2, "3DSTATE_DEPTH_OFFSET_SCALE" },
1191                 { 0x9d, 0, 65, 65, "3DSTATE_FILTER_COEFFICIENTS_4X4" },
1192                 { 0x9e, 0, 4, 4, "3DSTATE_MONO_FILTER" },
1193                 { 0x89, 0, 4, 4, "3DSTATE_FOG_MODE" },
1194                 { 0x8f, 0, 2, 16, "3DSTATE_MAP_PALLETE_LOAD_32" },
1195                 { 0x83, 0, 2, 2, "3DSTATE_SPAN_STIPPLE" },
1196                 { 0x8c, 1, 2, 2, "3DSTATE_MAP_COORD_TRANSFORM_I830" },
1197                 { 0x8b, 1, 2, 2, "3DSTATE_MAP_VERTEX_TRANSFORM_I830" },
1198                 { 0x8d, 1, 3, 3, "3DSTATE_W_STATE_I830" },
1199                 { 0x01, 1, 2, 2, "3DSTATE_COLOR_FACTOR_I830" },
1200                 { 0x02, 1, 2, 2, "3DSTATE_MAP_COORD_SETBIND_I830"},
1201         }, *opcode_3d_1d;
1202
1203         opcode = (data[0] & 0x00ff0000) >> 16;
1204
1205         switch (opcode) {
1206         case 0x07:
1207                 /* This instruction is unusual.  A 0 length means just
1208                  * 1 DWORD instead of 2.  The 0 length is specified in
1209                  * one place to be unsupported, but stated to be
1210                  * required in another, and 0 length LOAD_INDIRECTs
1211                  * appear to cause no harm at least.
1212                  */
1213                 instr_out(data, hw_offset, 0, "3DSTATE_LOAD_INDIRECT\n");
1214                 len = (data[0] & 0x000000ff) + 1;
1215                 i = 1;
1216                 if (data[0] & (0x01 << 8)) {
1217                         if (i + 2 >= count)
1218                                 BUFFER_FAIL(count, len,
1219                                             "3DSTATE_LOAD_INDIRECT");
1220                         instr_out(data, hw_offset, i++, "SIS.0\n");
1221                         instr_out(data, hw_offset, i++, "SIS.1\n");
1222                 }
1223                 if (data[0] & (0x02 << 8)) {
1224                         if (i + 1 >= count)
1225                                 BUFFER_FAIL(count, len,
1226                                             "3DSTATE_LOAD_INDIRECT");
1227                         instr_out(data, hw_offset, i++, "DIS.0\n");
1228                 }
1229                 if (data[0] & (0x04 << 8)) {
1230                         if (i + 2 >= count)
1231                                 BUFFER_FAIL(count, len,
1232                                             "3DSTATE_LOAD_INDIRECT");
1233                         instr_out(data, hw_offset, i++, "SSB.0\n");
1234                         instr_out(data, hw_offset, i++, "SSB.1\n");
1235                 }
1236                 if (data[0] & (0x08 << 8)) {
1237                         if (i + 2 >= count)
1238                                 BUFFER_FAIL(count, len,
1239                                             "3DSTATE_LOAD_INDIRECT");
1240                         instr_out(data, hw_offset, i++, "MSB.0\n");
1241                         instr_out(data, hw_offset, i++, "MSB.1\n");
1242                 }
1243                 if (data[0] & (0x10 << 8)) {
1244                         if (i + 2 >= count)
1245                                 BUFFER_FAIL(count, len,
1246                                             "3DSTATE_LOAD_INDIRECT");
1247                         instr_out(data, hw_offset, i++, "PSP.0\n");
1248                         instr_out(data, hw_offset, i++, "PSP.1\n");
1249                 }
1250                 if (data[0] & (0x20 << 8)) {
1251                         if (i + 2 >= count)
1252                                 BUFFER_FAIL(count, len,
1253                                             "3DSTATE_LOAD_INDIRECT");
1254                         instr_out(data, hw_offset, i++, "PSC.0\n");
1255                         instr_out(data, hw_offset, i++, "PSC.1\n");
1256                 }
1257                 if (len != i) {
1258                         fprintf(out, "Bad count in 3DSTATE_LOAD_INDIRECT\n");
1259                         (*failures)++;
1260                         return len;
1261                 }
1262                 return len;
1263         case 0x04:
1264                 instr_out(data, hw_offset, 0,
1265                           "3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
1266                 len = (data[0] & 0x0000000f) + 2;
1267                 i = 1;
1268                 for (word = 0; word <= 8; word++) {
1269                         if (data[0] & (1 << (4 + word))) {
1270                                 if (i >= count)
1271                                         BUFFER_FAIL(count, len,
1272                                                     "3DSTATE_LOAD_STATE_IMMEDIATE_1");
1273
1274                                 /* save vertex state for decode */
1275                                 if (!IS_GEN2(devid)) {
1276                                         int tex_num;
1277
1278                                         if (word == 2) {
1279                                                 saved_s2_set = 1;
1280                                                 saved_s2 = data[i];
1281                                         }
1282                                         if (word == 4) {
1283                                                 saved_s4_set = 1;
1284                                                 saved_s4 = data[i];
1285                                         }
1286
1287                                         switch (word) {
1288                                         case 0:
1289                                                 instr_out(data, hw_offset, i,
1290                                                           "S0: vbo offset: 0x%08x%s\n",
1291                                                           data[i] & (~1),
1292                                                           data[i] & 1 ?
1293                                                           ", auto cache invalidate disabled"
1294                                                           : "");
1295                                                 break;
1296                                         case 1:
1297                                                 instr_out(data, hw_offset, i,
1298                                                           "S1: vertex width: %i, vertex pitch: %i\n",
1299                                                           (data[i] >> 24) &
1300                                                           0x3f,
1301                                                           (data[i] >> 16) &
1302                                                           0x3f);
1303                                                 break;
1304                                         case 2:
1305                                                 instr_out(data, hw_offset, i,
1306                                                           "S2: texcoord formats: ");
1307                                                 for (tex_num = 0;
1308                                                      tex_num < 8; tex_num++) {
1309                                                         switch ((data[i] >>
1310                                                                  tex_num *
1311                                                                  4) & 0xf) {
1312                                                         case 0:
1313                                                                 fprintf(out,
1314                                                                         "%i=2D ",
1315                                                                         tex_num);
1316                                                                 break;
1317                                                         case 1:
1318                                                                 fprintf(out,
1319                                                                         "%i=3D ",
1320                                                                         tex_num);
1321                                                                 break;
1322                                                         case 2:
1323                                                                 fprintf(out,
1324                                                                         "%i=4D ",
1325                                                                         tex_num);
1326                                                                 break;
1327                                                         case 3:
1328                                                                 fprintf(out,
1329                                                                         "%i=1D ",
1330                                                                         tex_num);
1331                                                                 break;
1332                                                         case 4:
1333                                                                 fprintf(out,
1334                                                                         "%i=2D_16 ",
1335                                                                         tex_num);
1336                                                                 break;
1337                                                         case 5:
1338                                                                 fprintf(out,
1339                                                                         "%i=4D_16 ",
1340                                                                         tex_num);
1341                                                                 break;
1342                                                         case 0xf:
1343                                                                 fprintf(out,
1344                                                                         "%i=NP ",
1345                                                                         tex_num);
1346                                                                 break;
1347                                                         }
1348                                                 }
1349                                                 fprintf(out, "\n");
1350
1351                                                 break;
1352                                         case 3:
1353                                                 instr_out(data, hw_offset, i,
1354                                                           "S3: not documented\n");
1355                                                 break;
1356                                         case 4:
1357                                                 {
1358                                                         const char *cullmode = "";
1359                                                         const char *vfmt_xyzw = "";
1360                                                         switch ((data[i] >> 13)
1361                                                                 & 0x3) {
1362                                                         case 0:
1363                                                                 cullmode =
1364                                                                     "both";
1365                                                                 break;
1366                                                         case 1:
1367                                                                 cullmode =
1368                                                                     "none";
1369                                                                 break;
1370                                                         case 2:
1371                                                                 cullmode = "cw";
1372                                                                 break;
1373                                                         case 3:
1374                                                                 cullmode =
1375                                                                     "ccw";
1376                                                                 break;
1377                                                         }
1378                                                         switch (data[i] &
1379                                                                 (7 << 6 | 1 <<
1380                                                                  2)) {
1381                                                         case 1 << 6:
1382                                                                 vfmt_xyzw =
1383                                                                     "XYZ,";
1384                                                                 break;
1385                                                         case 2 << 6:
1386                                                                 vfmt_xyzw =
1387                                                                     "XYZW,";
1388                                                                 break;
1389                                                         case 3 << 6:
1390                                                                 vfmt_xyzw =
1391                                                                     "XY,";
1392                                                                 break;
1393                                                         case 4 << 6:
1394                                                                 vfmt_xyzw =
1395                                                                     "XYW,";
1396                                                                 break;
1397                                                         case 1 << 6 | 1 << 2:
1398                                                                 vfmt_xyzw =
1399                                                                     "XYZF,";
1400                                                                 break;
1401                                                         case 2 << 6 | 1 << 2:
1402                                                                 vfmt_xyzw =
1403                                                                     "XYZWF,";
1404                                                                 break;
1405                                                         case 3 << 6 | 1 << 2:
1406                                                                 vfmt_xyzw =
1407                                                                     "XYF,";
1408                                                                 break;
1409                                                         case 4 << 6 | 1 << 2:
1410                                                                 vfmt_xyzw =
1411                                                                     "XYWF,";
1412                                                                 break;
1413                                                         }
1414                                                         instr_out(data,
1415                                                                   hw_offset, i,
1416                                                                   "S4: point_width=%i, line_width=%.1f,"
1417                                                                   "%s%s%s%s%s cullmode=%s, vfmt=%s%s%s%s%s%s "
1418                                                                   "%s%s%s%s%s\n",
1419                                                                   (data[i] >>
1420                                                                    23) & 0x1ff,
1421                                                                   ((data[i] >>
1422                                                                     19) & 0xf) /
1423                                                                   2.0,
1424                                                                   data[i] & (0xf
1425                                                                              <<
1426                                                                              15)
1427                                                                   ?
1428                                                                   " flatshade="
1429                                                                   : "",
1430                                                                   data[i] & (1
1431                                                                              <<
1432                                                                              18)
1433                                                                   ? "Alpha," :
1434                                                                   "",
1435                                                                   data[i] & (1
1436                                                                              <<
1437                                                                              17)
1438                                                                   ? "Fog," : "",
1439                                                                   data[i] & (1
1440                                                                              <<
1441                                                                              16)
1442                                                                   ? "Specular,"
1443                                                                   : "",
1444                                                                   data[i] & (1
1445                                                                              <<
1446                                                                              15)
1447                                                                   ? "Color," :
1448                                                                   "", cullmode,
1449                                                                   data[i] & (1
1450                                                                              <<
1451                                                                              12)
1452                                                                   ?
1453                                                                   "PointWidth,"
1454                                                                   : "",
1455                                                                   data[i] & (1
1456                                                                              <<
1457                                                                              11)
1458                                                                   ? "SpecFog," :
1459                                                                   "",
1460                                                                   data[i] & (1
1461                                                                              <<
1462                                                                              10)
1463                                                                   ? "Color," :
1464                                                                   "",
1465                                                                   data[i] & (1
1466                                                                              <<
1467                                                                              9)
1468                                                                   ? "DepthOfs,"
1469                                                                   : "",
1470                                                                   vfmt_xyzw,
1471                                                                   data[i] & (1
1472                                                                              <<
1473                                                                              9)
1474                                                                   ? "FogParam,"
1475                                                                   : "",
1476                                                                   data[i] & (1
1477                                                                              <<
1478                                                                              5)
1479                                                                   ?
1480                                                                   "force default diffuse, "
1481                                                                   : "",
1482                                                                   data[i] & (1
1483                                                                              <<
1484                                                                              4)
1485                                                                   ?
1486                                                                   "force default specular, "
1487                                                                   : "",
1488                                                                   data[i] & (1
1489                                                                              <<
1490                                                                              3)
1491                                                                   ?
1492                                                                   "local depth ofs enable, "
1493                                                                   : "",
1494                                                                   data[i] & (1
1495                                                                              <<
1496                                                                              1)
1497                                                                   ?
1498                                                                   "point sprite enable, "
1499                                                                   : "",
1500                                                                   data[i] & (1
1501                                                                              <<
1502                                                                              0)
1503                                                                   ?
1504                                                                   "line AA enable, "
1505                                                                   : "");
1506                                                         break;
1507                                                 }
1508                                         case 5:
1509                                                 {
1510                                                         instr_out(data,
1511                                                                   hw_offset, i,
1512                                                                   "S5:%s%s%s%s%s"
1513                                                                   "%s%s%s%s stencil_ref=0x%x, stencil_test=%s, "
1514                                                                   "stencil_fail=%s, stencil_pass_z_fail=%s, "
1515                                                                   "stencil_pass_z_pass=%s, %s%s%s%s\n",
1516                                                                   data[i] & (0xf
1517                                                                              <<
1518                                                                              28)
1519                                                                   ?
1520                                                                   " write_disable="
1521                                                                   : "",
1522                                                                   data[i] & (1
1523                                                                              <<
1524                                                                              31)
1525                                                                   ? "Alpha," :
1526                                                                   "",
1527                                                                   data[i] & (1
1528                                                                              <<
1529                                                                              30)
1530                                                                   ? "Red," : "",
1531                                                                   data[i] & (1
1532                                                                              <<
1533                                                                              29)
1534                                                                   ? "Green," :
1535                                                                   "",
1536                                                                   data[i] & (1
1537                                                                              <<
1538                                                                              28)
1539                                                                   ? "Blue," :
1540                                                                   "",
1541                                                                   data[i] & (1
1542                                                                              <<
1543                                                                              27)
1544                                                                   ?
1545                                                                   " force default point size,"
1546                                                                   : "",
1547                                                                   data[i] & (1
1548                                                                              <<
1549                                                                              26)
1550                                                                   ?
1551                                                                   " last pixel enable,"
1552                                                                   : "",
1553                                                                   data[i] & (1
1554                                                                              <<
1555                                                                              25)
1556                                                                   ?
1557                                                                   " global depth ofs enable,"
1558                                                                   : "",
1559                                                                   data[i] & (1
1560                                                                              <<
1561                                                                              24)
1562                                                                   ?
1563                                                                   " fog enable,"
1564                                                                   : "",
1565                                                                   (data[i] >>
1566                                                                    16) & 0xff,
1567                                                                   decode_compare_func
1568                                                                   (data[i] >>
1569                                                                    13),
1570                                                                   decode_stencil_op
1571                                                                   (data[i] >>
1572                                                                    10),
1573                                                                   decode_stencil_op
1574                                                                   (data[i] >>
1575                                                                    7),
1576                                                                   decode_stencil_op
1577                                                                   (data[i] >>
1578                                                                    4),
1579                                                                   data[i] & (1
1580                                                                              <<
1581                                                                              3)
1582                                                                   ?
1583                                                                   "stencil write enable, "
1584                                                                   : "",
1585                                                                   data[i] & (1
1586                                                                              <<
1587                                                                              2)
1588                                                                   ?
1589                                                                   "stencil test enable, "
1590                                                                   : "",
1591                                                                   data[i] & (1
1592                                                                              <<
1593                                                                              1)
1594                                                                   ?
1595                                                                   "color dither enable, "
1596                                                                   : "",
1597                                                                   data[i] & (1
1598                                                                              <<
1599                                                                              0)
1600                                                                   ?
1601                                                                   "logicop enable, "
1602                                                                   : "");
1603                                                 }
1604                                                 break;
1605                                         case 6:
1606                                                 instr_out(data, hw_offset, i,
1607                                                           "S6: %salpha_test=%s, alpha_ref=0x%x, "
1608                                                           "depth_test=%s, %ssrc_blnd_fct=%s, dst_blnd_fct=%s, "
1609                                                           "%s%stristrip_provoking_vertex=%i\n",
1610                                                           data[i] & (1 << 31) ?
1611                                                           "alpha test enable, "
1612                                                           : "",
1613                                                           decode_compare_func
1614                                                           (data[i] >> 28),
1615                                                           data[i] & (0xff <<
1616                                                                      20),
1617                                                           decode_compare_func
1618                                                           (data[i] >> 16),
1619                                                           data[i] & (1 << 15) ?
1620                                                           "cbuf blend enable, "
1621                                                           : "",
1622                                                           decode_blend_fact(data
1623                                                                             [i]
1624                                                                             >>
1625                                                                             8),
1626                                                           decode_blend_fact(data
1627                                                                             [i]
1628                                                                             >>
1629                                                                             4),
1630                                                           data[i] & (1 << 3) ?
1631                                                           "depth write enable, "
1632                                                           : "",
1633                                                           data[i] & (1 << 2) ?
1634                                                           "cbuf write enable, "
1635                                                           : "",
1636                                                           data[i] & (0x3));
1637                                                 break;
1638                                         case 7:
1639                                                 instr_out(data, hw_offset, i,
1640                                                           "S7: depth offset constant: 0x%08x\n",
1641                                                           data[i]);
1642                                                 break;
1643                                         }
1644                                 } else {
1645                                         instr_out(data, hw_offset, i,
1646                                                   "S%d: 0x%08x\n", i, data[i]);
1647                                 }
1648                                 i++;
1649                         }
1650                 }
1651                 if (len != i) {
1652                         fprintf(out,
1653                                 "Bad count in 3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
1654                         (*failures)++;
1655                 }
1656                 return len;
1657         case 0x03:
1658                 instr_out(data, hw_offset, 0,
1659                           "3DSTATE_LOAD_STATE_IMMEDIATE_2\n");
1660                 len = (data[0] & 0x0000000f) + 2;
1661                 i = 1;
1662                 for (word = 6; word <= 14; word++) {
1663                         if (data[0] & (1 << word)) {
1664                                 if (i >= count)
1665                                         BUFFER_FAIL(count, len,
1666                                                     "3DSTATE_LOAD_STATE_IMMEDIATE_2");
1667
1668                                 if (word == 6)
1669                                         instr_out(data, hw_offset, i++,
1670                                                   "TBCF\n");
1671                                 else if (word >= 7 && word <= 10) {
1672                                         instr_out(data, hw_offset, i++,
1673                                                   "TB%dC\n", word - 7);
1674                                         instr_out(data, hw_offset, i++,
1675                                                   "TB%dA\n", word - 7);
1676                                 } else if (word >= 11 && word <= 14) {
1677                                         instr_out(data, hw_offset, i,
1678                                                   "TM%dS0: offset=0x%08x, %s\n",
1679                                                   word - 11,
1680                                                   data[i] & 0xfffffffe,
1681                                                   data[i] & 1 ? "use fence" :
1682                                                   "");
1683                                         i++;
1684                                         instr_out(data, hw_offset, i,
1685                                                   "TM%dS1: height=%i, width=%i, %s\n",
1686                                                   word - 11, data[i] >> 21,
1687                                                   (data[i] >> 10) & 0x3ff,
1688                                                   data[i] & 2 ? (data[i] & 1 ?
1689                                                                  "y-tiled" :
1690                                                                  "x-tiled") :
1691                                                   "");
1692                                         i++;
1693                                         instr_out(data, hw_offset, i,
1694                                                   "TM%dS2: pitch=%i, \n",
1695                                                   word - 11,
1696                                                   ((data[i] >> 21) + 1) * 4);
1697                                         i++;
1698                                         instr_out(data, hw_offset, i++,
1699                                                   "TM%dS3\n", word - 11);
1700                                         instr_out(data, hw_offset, i++,
1701                                                   "TM%dS4: dflt color\n",
1702                                                   word - 11);
1703                                 }
1704                         }
1705                 }
1706                 if (len != i) {
1707                         fprintf(out,
1708                                 "Bad count in 3DSTATE_LOAD_STATE_IMMEDIATE_2\n");
1709                         (*failures)++;
1710                 }
1711                 return len;
1712         case 0x00:
1713                 instr_out(data, hw_offset, 0, "3DSTATE_MAP_STATE\n");
1714                 len = (data[0] & 0x0000003f) + 2;
1715                 instr_out(data, hw_offset, 1, "mask\n");
1716
1717                 i = 2;
1718                 for (map = 0; map <= 15; map++) {
1719                         if (data[1] & (1 << map)) {
1720                                 int width, height, pitch, dword;
1721                                 const char *tiling;
1722
1723                                 if (i + 3 >= count)
1724                                         BUFFER_FAIL(count, len,
1725                                                     "3DSTATE_MAP_STATE");
1726
1727                                 dword = data[i];
1728                                 instr_out(data, hw_offset, i++,
1729                                           "map %d MS2 %s%s%s\n", map,
1730                                           dword & (1 << 31) ?
1731                                           "untrusted surface, " : "",
1732                                           dword & (1 << 1) ?
1733                                           "vertical line stride enable, " : "",
1734                                           dword & (1 << 0) ?
1735                                           "vertical ofs enable, " : "");
1736
1737                                 dword = data[i];
1738                                 width = ((dword >> 10) & ((1 << 11) - 1)) + 1;
1739                                 height = ((dword >> 21) & ((1 << 11) - 1)) + 1;
1740
1741                                 tiling = "none";
1742                                 if (dword & (1 << 2))
1743                                         tiling = "fenced";
1744                                 else if (dword & (1 << 1))
1745                                         tiling = dword & (1 << 0) ? "Y" : "X";
1746                                 type = " BAD";
1747                                 format = "BAD";
1748                                 switch ((dword >> 7) & 0x7) {
1749                                 case 1:
1750                                         type = "8b";
1751                                         switch ((dword >> 3) & 0xf) {
1752                                         case 0:
1753                                                 format = "I";
1754                                                 break;
1755                                         case 1:
1756                                                 format = "L";
1757                                                 break;
1758                                         case 4:
1759                                                 format = "A";
1760                                                 break;
1761                                         case 5:
1762                                                 format = " mono";
1763                                                 break;
1764                                         }
1765                                         break;
1766                                 case 2:
1767                                         type = "16b";
1768                                         switch ((dword >> 3) & 0xf) {
1769                                         case 0:
1770                                                 format = " rgb565";
1771                                                 break;
1772                                         case 1:
1773                                                 format = " argb1555";
1774                                                 break;
1775                                         case 2:
1776                                                 format = " argb4444";
1777                                                 break;
1778                                         case 5:
1779                                                 format = " ay88";
1780                                                 break;
1781                                         case 6:
1782                                                 format = " bump655";
1783                                                 break;
1784                                         case 7:
1785                                                 format = "I";
1786                                                 break;
1787                                         case 8:
1788                                                 format = "L";
1789                                                 break;
1790                                         case 9:
1791                                                 format = "A";
1792                                                 break;
1793                                         }
1794                                         break;
1795                                 case 3:
1796                                         type = "32b";
1797                                         switch ((dword >> 3) & 0xf) {
1798                                         case 0:
1799                                                 format = " argb8888";
1800                                                 break;
1801                                         case 1:
1802                                                 format = " abgr8888";
1803                                                 break;
1804                                         case 2:
1805                                                 format = " xrgb8888";
1806                                                 break;
1807                                         case 3:
1808                                                 format = " xbgr8888";
1809                                                 break;
1810                                         case 4:
1811                                                 format = " qwvu8888";
1812                                                 break;
1813                                         case 5:
1814                                                 format = " axvu8888";
1815                                                 break;
1816                                         case 6:
1817                                                 format = " lxvu8888";
1818                                                 break;
1819                                         case 7:
1820                                                 format = " xlvu8888";
1821                                                 break;
1822                                         case 8:
1823                                                 format = " argb2101010";
1824                                                 break;
1825                                         case 9:
1826                                                 format = " abgr2101010";
1827                                                 break;
1828                                         case 10:
1829                                                 format = " awvu2101010";
1830                                                 break;
1831                                         case 11:
1832                                                 format = " gr1616";
1833                                                 break;
1834                                         case 12:
1835                                                 format = " vu1616";
1836                                                 break;
1837                                         case 13:
1838                                                 format = " xI824";
1839                                                 break;
1840                                         case 14:
1841                                                 format = " xA824";
1842                                                 break;
1843                                         case 15:
1844                                                 format = " xL824";
1845                                                 break;
1846                                         }
1847                                         break;
1848                                 case 5:
1849                                         type = "422";
1850                                         switch ((dword >> 3) & 0xf) {
1851                                         case 0:
1852                                                 format = " yuv_swapy";
1853                                                 break;
1854                                         case 1:
1855                                                 format = " yuv";
1856                                                 break;
1857                                         case 2:
1858                                                 format = " yuv_swapuv";
1859                                                 break;
1860                                         case 3:
1861                                                 format = " yuv_swapuvy";
1862                                                 break;
1863                                         }
1864                                         break;
1865                                 case 6:
1866                                         type = "compressed";
1867                                         switch ((dword >> 3) & 0x7) {
1868                                         case 0:
1869                                                 format = " dxt1";
1870                                                 break;
1871                                         case 1:
1872                                                 format = " dxt2_3";
1873                                                 break;
1874                                         case 2:
1875                                                 format = " dxt4_5";
1876                                                 break;
1877                                         case 3:
1878                                                 format = " fxt1";
1879                                                 break;
1880                                         case 4:
1881                                                 format = " dxt1_rb";
1882                                                 break;
1883                                         }
1884                                         break;
1885                                 case 7:
1886                                         type = "4b indexed";
1887                                         switch ((dword >> 3) & 0xf) {
1888                                         case 7:
1889                                                 format = " argb8888";
1890                                                 break;
1891                                         }
1892                                         break;
1893                                 }
1894                                 dword = data[i];
1895                                 instr_out(data, hw_offset, i++,
1896                                           "map %d MS3 [width=%d, height=%d, format=%s%s, tiling=%s%s]\n",
1897                                           map, width, height, type, format,
1898                                           tiling,
1899                                           dword & (1 << 9) ? " palette select" :
1900                                           "");
1901
1902                                 dword = data[i];
1903                                 pitch =
1904                                     4 * (((dword >> 21) & ((1 << 11) - 1)) + 1);
1905                                 instr_out(data, hw_offset, i++,
1906                                           "map %d MS4 [pitch=%d, max_lod=%i, vol_depth=%i, cube_face_ena=%x, %s]\n",
1907                                           map, pitch, (dword >> 9) & 0x3f,
1908                                           dword & 0xff, (dword >> 15) & 0x3f,
1909                                           dword & (1 << 8) ? "miplayout legacy"
1910                                           : "miplayout right");
1911                         }
1912                 }
1913                 if (len != i) {
1914                         fprintf(out, "Bad count in 3DSTATE_MAP_STATE\n");
1915                         (*failures)++;
1916                         return len;
1917                 }
1918                 return len;
1919         case 0x06:
1920                 instr_out(data, hw_offset, 0,
1921                           "3DSTATE_PIXEL_SHADER_CONSTANTS\n");
1922                 len = (data[0] & 0x000000ff) + 2;
1923
1924                 i = 2;
1925                 for (c = 0; c <= 31; c++) {
1926                         if (data[1] & (1 << c)) {
1927                                 if (i + 4 >= count)
1928                                         BUFFER_FAIL(count, len,
1929                                                     "3DSTATE_PIXEL_SHADER_CONSTANTS");
1930                                 instr_out(data, hw_offset, i, "C%d.X = %f\n", c,
1931                                           int_as_float(data[i]));
1932                                 i++;
1933                                 instr_out(data, hw_offset, i, "C%d.Y = %f\n",
1934                                           c, int_as_float(data[i]));
1935                                 i++;
1936                                 instr_out(data, hw_offset, i, "C%d.Z = %f\n",
1937                                           c, int_as_float(data[i]));
1938                                 i++;
1939                                 instr_out(data, hw_offset, i, "C%d.W = %f\n",
1940                                           c, int_as_float(data[i]));
1941                                 i++;
1942                         }
1943                 }
1944                 if (len != i) {
1945                         fprintf(out,
1946                                 "Bad count in 3DSTATE_PIXEL_SHADER_CONSTANTS\n");
1947                         (*failures)++;
1948                 }
1949                 return len;
1950         case 0x05:
1951                 instr_out(data, hw_offset, 0, "3DSTATE_PIXEL_SHADER_PROGRAM\n");
1952                 len = (data[0] & 0x000000ff) + 2;
1953                 if ((len - 1) % 3 != 0 || len > 370) {
1954                         fprintf(out,
1955                                 "Bad count in 3DSTATE_PIXEL_SHADER_PROGRAM\n");
1956                         (*failures)++;
1957                 }
1958                 i = 1;
1959                 for (instr = 0; instr < (len - 1) / 3; instr++) {
1960                         char instr_prefix[10];
1961
1962                         if (i + 3 >= count)
1963                                 BUFFER_FAIL(count, len,
1964                                             "3DSTATE_PIXEL_SHADER_PROGRAM");
1965                         sprintf(instr_prefix, "PS%03d", instr);
1966                         i915_decode_instruction(data, hw_offset, i,
1967                                                 instr_prefix);
1968                         i += 3;
1969                 }
1970                 return len;
1971         case 0x01:
1972                 if (IS_GEN2(devid))
1973                         break;
1974                 instr_out(data, hw_offset, 0, "3DSTATE_SAMPLER_STATE\n");
1975                 instr_out(data, hw_offset, 1, "mask\n");
1976                 len = (data[0] & 0x0000003f) + 2;
1977                 i = 2;
1978                 for (sampler = 0; sampler <= 15; sampler++) {
1979                         if (data[1] & (1 << sampler)) {
1980                                 uint32_t dword;
1981                                 const char *mip_filter = "";
1982                                 if (i + 3 >= count)
1983                                         BUFFER_FAIL(count, len,
1984                                                     "3DSTATE_SAMPLER_STATE");
1985                                 dword = data[i];
1986                                 switch ((dword >> 20) & 0x3) {
1987                                 case 0:
1988                                         mip_filter = "none";
1989                                         break;
1990                                 case 1:
1991                                         mip_filter = "nearest";
1992                                         break;
1993                                 case 3:
1994                                         mip_filter = "linear";
1995                                         break;
1996                                 }
1997                                 instr_out(data, hw_offset, i++,
1998                                           "sampler %d SS2:%s%s%s "
1999                                           "base_mip_level=%i, mip_filter=%s, mag_filter=%s, min_filter=%s "
2000                                           "lod_bias=%.2f,%s max_aniso=%i, shadow_func=%s\n",
2001                                           sampler,
2002                                           dword & (1 << 31) ? " reverse gamma,"
2003                                           : "",
2004                                           dword & (1 << 30) ? " packed2planar,"
2005                                           : "",
2006                                           dword & (1 << 29) ?
2007                                           " colorspace conversion," : "",
2008                                           (dword >> 22) & 0x1f, mip_filter,
2009                                           decode_sample_filter(dword >> 17),
2010                                           decode_sample_filter(dword >> 14),
2011                                           ((dword >> 5) & 0x1ff) / (0x10 * 1.0),
2012                                           dword & (1 << 4) ? " shadow," : "",
2013                                           dword & (1 << 3) ? 4 : 2,
2014                                           decode_compare_func(dword));
2015                                 dword = data[i];
2016                                 instr_out(data, hw_offset, i++,
2017                                           "sampler %d SS3: min_lod=%.2f,%s "
2018                                           "tcmode_x=%s, tcmode_y=%s, tcmode_z=%s,%s texmap_idx=%i,%s\n",
2019                                           sampler,
2020                                           ((dword >> 24) & 0xff) / (0x10 * 1.0),
2021                                           dword & (1 << 17) ?
2022                                           " kill pixel enable," : "",
2023                                           decode_tex_coord_mode(dword >> 12),
2024                                           decode_tex_coord_mode(dword >> 9),
2025                                           decode_tex_coord_mode(dword >> 6),
2026                                           dword & (1 << 5) ?
2027                                           " normalized coords," : "",
2028                                           (dword >> 1) & 0xf,
2029                                           dword & (1 << 0) ? " deinterlacer," :
2030                                           "");
2031                                 dword = data[i];
2032                                 instr_out(data, hw_offset, i++,
2033                                           "sampler %d SS4: border color\n",
2034                                           sampler);
2035                         }
2036                 }
2037                 if (len != i) {
2038                         fprintf(out, "Bad count in 3DSTATE_SAMPLER_STATE\n");
2039                         (*failures)++;
2040                 }
2041                 return len;
2042         case 0x85:
2043                 len = (data[0] & 0x0000000f) + 2;
2044
2045                 if (len != 2)
2046                         fprintf(out,
2047                                 "Bad count in 3DSTATE_DEST_BUFFER_VARIABLES\n");
2048                 if (count < 2)
2049                         BUFFER_FAIL(count, len,
2050                                     "3DSTATE_DEST_BUFFER_VARIABLES");
2051
2052                 instr_out(data, hw_offset, 0,
2053                           "3DSTATE_DEST_BUFFER_VARIABLES\n");
2054
2055                 switch ((data[1] >> 8) & 0xf) {
2056                 case 0x0:
2057                         format = "g8";
2058                         break;
2059                 case 0x1:
2060                         format = "x1r5g5b5";
2061                         break;
2062                 case 0x2:
2063                         format = "r5g6b5";
2064                         break;
2065                 case 0x3:
2066                         format = "a8r8g8b8";
2067                         break;
2068                 case 0x4:
2069                         format = "ycrcb_swapy";
2070                         break;
2071                 case 0x5:
2072                         format = "ycrcb_normal";
2073                         break;
2074                 case 0x6:
2075                         format = "ycrcb_swapuv";
2076                         break;
2077                 case 0x7:
2078                         format = "ycrcb_swapuvy";
2079                         break;
2080                 case 0x8:
2081                         format = "a4r4g4b4";
2082                         break;
2083                 case 0x9:
2084                         format = "a1r5g5b5";
2085                         break;
2086                 case 0xa:
2087                         format = "a2r10g10b10";
2088                         break;
2089                 default:
2090                         format = "BAD";
2091                         break;
2092                 }
2093                 switch ((data[1] >> 2) & 0x3) {
2094                 case 0x0:
2095                         zformat = "u16";
2096                         break;
2097                 case 0x1:
2098                         zformat = "f16";
2099                         break;
2100                 case 0x2:
2101                         zformat = "u24x8";
2102                         break;
2103                 default:
2104                         zformat = "BAD";
2105                         break;
2106                 }
2107                 instr_out(data, hw_offset, 1,
2108                           "%s format, %s depth format, early Z %sabled\n",
2109                           format, zformat,
2110                           (data[1] & (1 << 31)) ? "en" : "dis");
2111                 return len;
2112
2113         case 0x8e:
2114                 {
2115                         const char *name, *tiling;
2116
2117                         len = (data[0] & 0x0000000f) + 2;
2118                         if (len != 3)
2119                                 fprintf(out,
2120                                         "Bad count in 3DSTATE_BUFFER_INFO\n");
2121                         if (count < 3)
2122                                 BUFFER_FAIL(count, len, "3DSTATE_BUFFER_INFO");
2123
2124                         switch ((data[1] >> 24) & 0x7) {
2125                         case 0x3:
2126                                 name = "color";
2127                                 break;
2128                         case 0x7:
2129                                 name = "depth";
2130                                 break;
2131                         default:
2132                                 name = "unknown";
2133                                 break;
2134                         }
2135
2136                         tiling = "none";
2137                         if (data[1] & (1 << 23))
2138                                 tiling = "fenced";
2139                         else if (data[1] & (1 << 22))
2140                                 tiling = data[1] & (1 << 21) ? "Y" : "X";
2141
2142                         instr_out(data, hw_offset, 0, "3DSTATE_BUFFER_INFO\n");
2143                         instr_out(data, hw_offset, 1,
2144                                   "%s, tiling = %s, pitch=%d\n", name, tiling,
2145                                   data[1] & 0xffff);
2146
2147                         instr_out(data, hw_offset, 2, "address\n");
2148                         return len;
2149                 }
2150         case 0x81:
2151                 len = (data[0] & 0x0000000f) + 2;
2152
2153                 if (len != 3)
2154                         fprintf(out,
2155                                 "Bad count in 3DSTATE_SCISSOR_RECTANGLE\n");
2156                 if (count < 3)
2157                         BUFFER_FAIL(count, len, "3DSTATE_SCISSOR_RECTANGLE");
2158
2159                 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_RECTANGLE\n");
2160                 instr_out(data, hw_offset, 1, "(%d,%d)\n",
2161                           data[1] & 0xffff, data[1] >> 16);
2162                 instr_out(data, hw_offset, 2, "(%d,%d)\n",
2163                           data[2] & 0xffff, data[2] >> 16);
2164
2165                 return len;
2166         case 0x80:
2167                 len = (data[0] & 0x0000000f) + 2;
2168
2169                 if (len != 5)
2170                         fprintf(out,
2171                                 "Bad count in 3DSTATE_DRAWING_RECTANGLE\n");
2172                 if (count < 5)
2173                         BUFFER_FAIL(count, len, "3DSTATE_DRAWING_RECTANGLE");
2174
2175                 instr_out(data, hw_offset, 0, "3DSTATE_DRAWING_RECTANGLE\n");
2176                 instr_out(data, hw_offset, 1, "%s\n",
2177                           data[1] & (1 << 30) ? "depth ofs disabled " : "");
2178                 instr_out(data, hw_offset, 2, "(%d,%d)\n",
2179                           data[2] & 0xffff, data[2] >> 16);
2180                 instr_out(data, hw_offset, 3, "(%d,%d)\n",
2181                           data[3] & 0xffff, data[3] >> 16);
2182                 instr_out(data, hw_offset, 4, "(%d,%d)\n",
2183                           data[4] & 0xffff, data[4] >> 16);
2184
2185                 return len;
2186         case 0x9c:
2187                 len = (data[0] & 0x0000000f) + 2;
2188
2189                 if (len != 7)
2190                         fprintf(out, "Bad count in 3DSTATE_CLEAR_PARAMETERS\n");
2191                 if (count < 7)
2192                         BUFFER_FAIL(count, len, "3DSTATE_CLEAR_PARAMETERS");
2193
2194                 instr_out(data, hw_offset, 0, "3DSTATE_CLEAR_PARAMETERS\n");
2195                 instr_out(data, hw_offset, 1, "prim_type=%s, clear=%s%s%s\n",
2196                           data[1] & (1 << 16) ? "CLEAR_RECT" : "ZONE_INIT",
2197                           data[1] & (1 << 2) ? "color," : "",
2198                           data[1] & (1 << 1) ? "depth," : "",
2199                           data[1] & (1 << 0) ? "stencil," : "");
2200                 instr_out(data, hw_offset, 2, "clear color\n");
2201                 instr_out(data, hw_offset, 3, "clear depth/stencil\n");
2202                 instr_out(data, hw_offset, 4, "color value (rgba8888)\n");
2203                 instr_out(data, hw_offset, 5, "depth value %f\n",
2204                           int_as_float(data[5]));
2205                 instr_out(data, hw_offset, 6, "clear stencil\n");
2206                 return len;
2207         }
2208
2209         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d_1d); idx++) {
2210                 opcode_3d_1d = &opcodes_3d_1d[idx];
2211                 if (opcode_3d_1d->i830_only && !IS_GEN2(devid))
2212                         continue;
2213
2214                 if (((data[0] & 0x00ff0000) >> 16) == opcode_3d_1d->opcode) {
2215                         len = 1;
2216
2217                         instr_out(data, hw_offset, 0, "%s\n",
2218                                   opcode_3d_1d->name);
2219                         if (opcode_3d_1d->max_len > 1) {
2220                                 len = (data[0] & 0x0000ffff) + 2;
2221                                 if (len < opcode_3d_1d->min_len ||
2222                                     len > opcode_3d_1d->max_len) {
2223                                         fprintf(out, "Bad count in %s\n",
2224                                                 opcode_3d_1d->name);
2225                                         (*failures)++;
2226                                 }
2227                         }
2228
2229                         for (i = 1; i < len; i++) {
2230                                 if (i >= count)
2231                                         BUFFER_FAIL(count, len,
2232                                                     opcode_3d_1d->name);
2233                                 instr_out(data, hw_offset, i, "dword %d\n", i);
2234                         }
2235
2236                         return len;
2237                 }
2238         }
2239
2240         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_1d opcode = 0x%x\n",
2241                   opcode);
2242         (*failures)++;
2243         return 1;
2244 }
2245
2246 static int
2247 decode_3d_primitive(uint32_t *data, uint32_t count, uint32_t hw_offset,
2248                     int *failures)
2249 {
2250         char immediate = (data[0] & (1 << 23)) == 0;
2251         unsigned int len, i, j, ret;
2252         const char *primtype;
2253         int original_s2 = saved_s2;
2254         int original_s4 = saved_s4;
2255
2256         switch ((data[0] >> 18) & 0xf) {
2257         case 0x0:
2258                 primtype = "TRILIST";
2259                 break;
2260         case 0x1:
2261                 primtype = "TRISTRIP";
2262                 break;
2263         case 0x2:
2264                 primtype = "TRISTRIP_REVERSE";
2265                 break;
2266         case 0x3:
2267                 primtype = "TRIFAN";
2268                 break;
2269         case 0x4:
2270                 primtype = "POLYGON";
2271                 break;
2272         case 0x5:
2273                 primtype = "LINELIST";
2274                 break;
2275         case 0x6:
2276                 primtype = "LINESTRIP";
2277                 break;
2278         case 0x7:
2279                 primtype = "RECTLIST";
2280                 break;
2281         case 0x8:
2282                 primtype = "POINTLIST";
2283                 break;
2284         case 0x9:
2285                 primtype = "DIB";
2286                 break;
2287         case 0xa:
2288                 primtype = "CLEAR_RECT";
2289                 saved_s4 = 3 << 6;
2290                 saved_s2 = ~0;
2291                 break;
2292         default:
2293                 primtype = "unknown";
2294                 break;
2295         }
2296
2297         /* XXX: 3DPRIM_DIB not supported */
2298         if (immediate) {
2299                 len = (data[0] & 0x0003ffff) + 2;
2300                 instr_out(data, hw_offset, 0, "3DPRIMITIVE inline %s\n",
2301                           primtype);
2302                 if (count < len)
2303                         BUFFER_FAIL(count, len, "3DPRIMITIVE inline");
2304                 if (!saved_s2_set || !saved_s4_set) {
2305                         fprintf(out, "unknown vertex format\n");
2306                         for (i = 1; i < len; i++) {
2307                                 instr_out(data, hw_offset, i,
2308                                           "           vertex data (%f float)\n",
2309                                           int_as_float(data[i]));
2310                         }
2311                 } else {
2312                         unsigned int vertex = 0;
2313                         for (i = 1; i < len;) {
2314                                 unsigned int tc;
2315
2316 #define VERTEX_OUT(fmt, ...) do {                                       \
2317     if (i < len)                                                        \
2318         instr_out(data, hw_offset, i, " V%d."fmt"\n", vertex, __VA_ARGS__); \
2319     else                                                                \
2320         fprintf(out, " missing data in V%d\n", vertex);                 \
2321     i++;                                                                \
2322 } while (0)
2323
2324                                 VERTEX_OUT("X = %f", int_as_float(data[i]));
2325                                 VERTEX_OUT("Y = %f", int_as_float(data[i]));
2326                                 switch (saved_s4 >> 6 & 0x7) {
2327                                 case 0x1:
2328                                         VERTEX_OUT("Z = %f",
2329                                                    int_as_float(data[i]));
2330                                         break;
2331                                 case 0x2:
2332                                         VERTEX_OUT("Z = %f",
2333                                                    int_as_float(data[i]));
2334                                         VERTEX_OUT("W = %f",
2335                                                    int_as_float(data[i]));
2336                                         break;
2337                                 case 0x3:
2338                                         break;
2339                                 case 0x4:
2340                                         VERTEX_OUT("W = %f",
2341                                                    int_as_float(data[i]));
2342                                         break;
2343                                 default:
2344                                         fprintf(out, "bad S4 position mask\n");
2345                                 }
2346
2347                                 if (saved_s4 & (1 << 10)) {
2348                                         VERTEX_OUT
2349                                             ("color = (A=0x%02x, R=0x%02x, G=0x%02x, "
2350                                              "B=0x%02x)", data[i] >> 24,
2351                                              (data[i] >> 16) & 0xff,
2352                                              (data[i] >> 8) & 0xff,
2353                                              data[i] & 0xff);
2354                                 }
2355                                 if (saved_s4 & (1 << 11)) {
2356                                         VERTEX_OUT
2357                                             ("spec = (A=0x%02x, R=0x%02x, G=0x%02x, "
2358                                              "B=0x%02x)", data[i] >> 24,
2359                                              (data[i] >> 16) & 0xff,
2360                                              (data[i] >> 8) & 0xff,
2361                                              data[i] & 0xff);
2362                                 }
2363                                 if (saved_s4 & (1 << 12))
2364                                         VERTEX_OUT("width = 0x%08x)", data[i]);
2365
2366                                 for (tc = 0; tc <= 7; tc++) {
2367                                         switch ((saved_s2 >> (tc * 4)) & 0xf) {
2368                                         case 0x0:
2369                                                 VERTEX_OUT("T%d.X = %f", tc,
2370                                                            int_as_float(data
2371                                                                         [i]));
2372                                                 VERTEX_OUT("T%d.Y = %f", tc,
2373                                                            int_as_float(data
2374                                                                         [i]));
2375                                                 break;
2376                                         case 0x1:
2377                                                 VERTEX_OUT("T%d.X = %f", tc,
2378                                                            int_as_float(data
2379                                                                         [i]));
2380                                                 VERTEX_OUT("T%d.Y = %f", tc,
2381                                                            int_as_float(data
2382                                                                         [i]));
2383                                                 VERTEX_OUT("T%d.Z = %f", tc,
2384                                                            int_as_float(data
2385                                                                         [i]));
2386                                                 break;
2387                                         case 0x2:
2388                                                 VERTEX_OUT("T%d.X = %f", tc,
2389                                                            int_as_float(data
2390                                                                         [i]));
2391                                                 VERTEX_OUT("T%d.Y = %f", tc,
2392                                                            int_as_float(data
2393                                                                         [i]));
2394                                                 VERTEX_OUT("T%d.Z = %f", tc,
2395                                                            int_as_float(data
2396                                                                         [i]));
2397                                                 VERTEX_OUT("T%d.W = %f", tc,
2398                                                            int_as_float(data
2399                                                                         [i]));
2400                                                 break;
2401                                         case 0x3:
2402                                                 VERTEX_OUT("T%d.X = %f", tc,
2403                                                            int_as_float(data
2404                                                                         [i]));
2405                                                 break;
2406                                         case 0x4:
2407                                                 VERTEX_OUT
2408                                                     ("T%d.XY = 0x%08x half-float",
2409                                                      tc, data[i]);
2410                                                 break;
2411                                         case 0x5:
2412                                                 VERTEX_OUT
2413                                                     ("T%d.XY = 0x%08x half-float",
2414                                                      tc, data[i]);
2415                                                 VERTEX_OUT
2416                                                     ("T%d.ZW = 0x%08x half-float",
2417                                                      tc, data[i]);
2418                                                 break;
2419                                         case 0xf:
2420                                                 break;
2421                                         default:
2422                                                 fprintf(out,
2423                                                         "bad S2.T%d format\n",
2424                                                         tc);
2425                                         }
2426                                 }
2427                                 vertex++;
2428                         }
2429                 }
2430
2431                 ret = len;
2432         } else {
2433                 /* indirect vertices */
2434                 len = data[0] & 0x0000ffff;     /* index count */
2435                 if (data[0] & (1 << 17)) {
2436                         /* random vertex access */
2437                         if (count < (len + 1) / 2 + 1) {
2438                                 BUFFER_FAIL(count, (len + 1) / 2 + 1,
2439                                             "3DPRIMITIVE random indirect");
2440                         }
2441                         instr_out(data, hw_offset, 0,
2442                                   "3DPRIMITIVE random indirect %s (%d)\n",
2443                                   primtype, len);
2444                         if (len == 0) {
2445                                 /* vertex indices continue until 0xffff is
2446                                  * found
2447                                  */
2448                                 for (i = 1; i < count; i++) {
2449                                         if ((data[i] & 0xffff) == 0xffff) {
2450                                                 instr_out(data, hw_offset, i,
2451                                                           "    indices: (terminator)\n");
2452                                                 ret = i;
2453                                                 goto out;
2454                                         } else if ((data[i] >> 16) == 0xffff) {
2455                                                 instr_out(data, hw_offset, i,
2456                                                           "    indices: 0x%04x, (terminator)\n",
2457                                                           data[i] & 0xffff);
2458                                                 ret = i;
2459                                                 goto out;
2460                                         } else {
2461                                                 instr_out(data, hw_offset, i,
2462                                                           "    indices: 0x%04x, 0x%04x\n",
2463                                                           data[i] & 0xffff,
2464                                                           data[i] >> 16);
2465                                         }
2466                                 }
2467                                 fprintf(out,
2468                                         "3DPRIMITIVE: no terminator found in index buffer\n");
2469                                 (*failures)++;
2470                                 ret = count;
2471                                 goto out;
2472                         } else {
2473                                 /* fixed size vertex index buffer */
2474                                 for (j = 1, i = 0; i < len; i += 2, j++) {
2475                                         if (i * 2 == len - 1) {
2476                                                 instr_out(data, hw_offset, j,
2477                                                           "    indices: 0x%04x\n",
2478                                                           data[j] & 0xffff);
2479                                         } else {
2480                                                 instr_out(data, hw_offset, j,
2481                                                           "    indices: 0x%04x, 0x%04x\n",
2482                                                           data[j] & 0xffff,
2483                                                           data[j] >> 16);
2484                                         }
2485                                 }
2486                         }
2487                         ret = (len + 1) / 2 + 1;
2488                         goto out;
2489                 } else {
2490                         /* sequential vertex access */
2491                         if (count < 2)
2492                                 BUFFER_FAIL(count, 2,
2493                                             "3DPRIMITIVE seq indirect");
2494                         instr_out(data, hw_offset, 0,
2495                                   "3DPRIMITIVE sequential indirect %s, %d starting from "
2496                                   "%d\n", primtype, len, data[1] & 0xffff);
2497                         instr_out(data, hw_offset, 1, "           start\n");
2498                         ret = 2;
2499                         goto out;
2500                 }
2501         }
2502
2503 out:
2504         saved_s2 = original_s2;
2505         saved_s4 = original_s4;
2506         return ret;
2507 }
2508
2509 static int
2510 decode_3d(uint32_t *data, uint32_t count, uint32_t hw_offset, uint32_t devid,
2511           int *failures)
2512 {
2513         uint32_t opcode;
2514         unsigned int idx;
2515
2516         struct {
2517                 uint32_t opcode;
2518                 unsigned int min_len;
2519                 unsigned int max_len;
2520                 const char *name;
2521         } opcodes_3d[] = {
2522                 { 0x06, 1, 1, "3DSTATE_ANTI_ALIASING" },
2523                 { 0x08, 1, 1, "3DSTATE_BACKFACE_STENCIL_OPS" },
2524                 { 0x09, 1, 1, "3DSTATE_BACKFACE_STENCIL_MASKS" },
2525                 { 0x16, 1, 1, "3DSTATE_COORD_SET_BINDINGS" },
2526                 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
2527                 { 0x0b, 1, 1, "3DSTATE_INDEPENDENT_ALPHA_BLEND" },
2528                 { 0x0d, 1, 1, "3DSTATE_MODES_4" },
2529                 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
2530                 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES"},
2531         }, *opcode_3d;
2532
2533         opcode = (data[0] & 0x1f000000) >> 24;
2534
2535         switch (opcode) {
2536         case 0x1f:
2537                 return decode_3d_primitive(data, count, hw_offset, failures);
2538         case 0x1d:
2539                 return decode_3d_1d(data, count, hw_offset, devid, failures);
2540         case 0x1c:
2541                 return decode_3d_1c(data, count, hw_offset, failures);
2542         }
2543
2544         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
2545                 opcode_3d = &opcodes_3d[idx];
2546                 if (opcode == opcode_3d->opcode) {
2547                         unsigned int len = 1, i;
2548
2549                         instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
2550                         if (opcode_3d->max_len > 1) {
2551                                 len = (data[0] & 0xff) + 2;
2552                                 if (len < opcode_3d->min_len ||
2553                                     len > opcode_3d->max_len) {
2554                                         fprintf(out, "Bad count in %s\n",
2555                                                 opcode_3d->name);
2556                                 }
2557                         }
2558
2559                         for (i = 1; i < len; i++) {
2560                                 if (i >= count)
2561                                         BUFFER_FAIL(count, len,
2562                                                     opcode_3d->name);
2563                                 instr_out(data, hw_offset, i, "dword %d\n", i);
2564                         }
2565                         return len;
2566                 }
2567         }
2568
2569         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d opcode = 0x%x\n", opcode);
2570         (*failures)++;
2571         return 1;
2572 }
2573
2574 static const char *get_965_surfacetype(unsigned int surfacetype)
2575 {
2576         switch (surfacetype) {
2577         case 0:
2578                 return "1D";
2579         case 1:
2580                 return "2D";
2581         case 2:
2582                 return "3D";
2583         case 3:
2584                 return "CUBE";
2585         case 4:
2586                 return "BUFFER";
2587         case 7:
2588                 return "NULL";
2589         default:
2590                 return "unknown";
2591         }
2592 }
2593
2594 static const char *get_965_depthformat(unsigned int depthformat)
2595 {
2596         switch (depthformat) {
2597         case 0:
2598                 return "s8_z24float";
2599         case 1:
2600                 return "z32float";
2601         case 2:
2602                 return "z24s8";
2603         case 5:
2604                 return "z16";
2605         default:
2606                 return "unknown";
2607         }
2608 }
2609
2610 static const char *get_965_element_component(uint32_t data, int component)
2611 {
2612         uint32_t component_control = (data >> (16 + (3 - component) * 4)) & 0x7;
2613
2614         switch (component_control) {
2615         case 0:
2616                 return "nostore";
2617         case 1:
2618                 switch (component) {
2619                 case 0:
2620                         return "X";
2621                 case 1:
2622                         return "Y";
2623                 case 2:
2624                         return "Z";
2625                 case 3:
2626                         return "W";
2627                 default:
2628                         return "fail";
2629                 }
2630         case 2:
2631                 return "0.0";
2632         case 3:
2633                 return "1.0";
2634         case 4:
2635                 return "0x1";
2636         case 5:
2637                 return "VID";
2638         default:
2639                 return "fail";
2640         }
2641 }
2642
2643 static const char *get_965_prim_type(uint32_t data)
2644 {
2645         uint32_t primtype = (data >> 10) & 0x1f;
2646
2647         switch (primtype) {
2648         case 0x01:
2649                 return "point list";
2650         case 0x02:
2651                 return "line list";
2652         case 0x03:
2653                 return "line strip";
2654         case 0x04:
2655                 return "tri list";
2656         case 0x05:
2657                 return "tri strip";
2658         case 0x06:
2659                 return "tri fan";
2660         case 0x07:
2661                 return "quad list";
2662         case 0x08:
2663                 return "quad strip";
2664         case 0x09:
2665                 return "line list adj";
2666         case 0x0a:
2667                 return "line strip adj";
2668         case 0x0b:
2669                 return "tri list adj";
2670         case 0x0c:
2671                 return "tri strip adj";
2672         case 0x0d:
2673                 return "tri strip reverse";
2674         case 0x0e:
2675                 return "polygon";
2676         case 0x0f:
2677                 return "rect list";
2678         case 0x10:
2679                 return "line loop";
2680         case 0x11:
2681                 return "point list bf";
2682         case 0x12:
2683                 return "line strip cont";
2684         case 0x13:
2685                 return "line strip bf";
2686         case 0x14:
2687                 return "line strip cont bf";
2688         case 0x15:
2689                 return "tri fan no stipple";
2690         default:
2691                 return "fail";
2692         }
2693 }
2694
2695 static int
2696 i965_decode_urb_fence(uint32_t *data, uint32_t hw_offset, int len, uint32_t count,
2697                       int *failures)
2698 {
2699         uint32_t vs_fence, clip_fence, gs_fence, sf_fence, vfe_fence, cs_fence;
2700
2701         if (len != 3)
2702                 fprintf(out, "Bad count in URB_FENCE\n");
2703         if (count < 3)
2704                 BUFFER_FAIL(count, len, "URB_FENCE");
2705
2706         vs_fence = data[1] & 0x3ff;
2707         gs_fence = (data[1] >> 10) & 0x3ff;
2708         clip_fence = (data[1] >> 20) & 0x3ff;
2709         sf_fence = data[2] & 0x3ff;
2710         vfe_fence = (data[2] >> 10) & 0x3ff;
2711         cs_fence = (data[2] >> 20) & 0x7ff;
2712
2713         instr_out(data, hw_offset, 0, "URB_FENCE: %s%s%s%s%s%s\n",
2714                   (data[0] >> 13) & 1 ? "cs " : "",
2715                   (data[0] >> 12) & 1 ? "vfe " : "",
2716                   (data[0] >> 11) & 1 ? "sf " : "",
2717                   (data[0] >> 10) & 1 ? "clip " : "",
2718                   (data[0] >> 9) & 1 ? "gs " : "",
2719                   (data[0] >> 8) & 1 ? "vs " : "");
2720         instr_out(data, hw_offset, 1,
2721                   "vs fence: %d, clip_fence: %d, gs_fence: %d\n",
2722                   vs_fence, clip_fence, gs_fence);
2723         instr_out(data, hw_offset, 2,
2724                   "sf fence: %d, vfe_fence: %d, cs_fence: %d\n",
2725                   sf_fence, vfe_fence, cs_fence);
2726         if (gs_fence < vs_fence)
2727                 fprintf(out, "gs fence < vs fence!\n");
2728         if (clip_fence < gs_fence)
2729                 fprintf(out, "clip fence < gs fence!\n");
2730         if (sf_fence < clip_fence)
2731                 fprintf(out, "sf fence < clip fence!\n");
2732         if (cs_fence < sf_fence)
2733                 fprintf(out, "cs fence < sf fence!\n");
2734
2735         return len;
2736 }
2737
2738 static void
2739 state_base_out(uint32_t *data, uint32_t hw_offset, unsigned int index,
2740                const char *name)
2741 {
2742         if (data[index] & 1) {
2743                 instr_out(data, hw_offset, index,
2744                           "%s state base address 0x%08x\n", name,
2745                           data[index] & ~1);
2746         } else {
2747                 instr_out(data, hw_offset, index, "%s state base not updated\n",
2748                           name);
2749         }
2750 }
2751
2752 static void
2753 state_max_out(uint32_t *data, uint32_t hw_offset, unsigned int index,
2754               const char *name)
2755 {
2756         if (data[index] & 1) {
2757                 if (data[index] == 1) {
2758                         instr_out(data, hw_offset, index,
2759                                   "%s state upper bound disabled\n", name);
2760                 } else {
2761                         instr_out(data, hw_offset, index,
2762                                   "%s state upper bound 0x%08x\n", name,
2763                                   data[index] & ~1);
2764                 }
2765         } else {
2766                 instr_out(data, hw_offset, index,
2767                           "%s state upper bound not updated\n", name);
2768         }
2769 }
2770
2771 static int
2772 decode_3d_965(uint32_t *data, uint32_t count, uint32_t hw_offset, uint32_t devid,
2773               int *failures)
2774 {
2775         uint32_t opcode;
2776         unsigned int idx, len;
2777         unsigned int i, j, sba_len;
2778         const char *desc1 = NULL;
2779
2780         struct {
2781                 uint32_t opcode;
2782                 int unsigned min_len;
2783                 int unsigned max_len;
2784                 const char *name;
2785         } opcodes_3d[] = {
2786                 { 0x6000, 3, 3, "URB_FENCE" },
2787                 { 0x6001, 2, 2, "CS_URB_STATE" },
2788                 { 0x6002, 2, 2, "CONSTANT_BUFFER" },
2789                 { 0x6101, 6, 6, "STATE_BASE_ADDRESS" },
2790                 { 0x6102, 2, 2, "STATE_SIP" },
2791                 { 0x6104, 1, 1, "3DSTATE_PIPELINE_SELECT" },
2792                 { 0x680b, 1, 1, "3DSTATE_VF_STATISTICS" },
2793                 { 0x6904, 1, 1, "3DSTATE_PIPELINE_SELECT" },
2794                 { 0x7800, 7, 7, "3DSTATE_PIPELINED_POINTERS" },
2795                 { 0x7801, 6, 6, "3DSTATE_BINDING_TABLE_POINTERS" },
2796                 { 0x7808, 5, 257, "3DSTATE_VERTEX_BUFFERS" },
2797                 { 0x7809, 3, 256, "3DSTATE_VERTEX_ELEMENTS" },
2798                 { 0x780a, 3, 3, "3DSTATE_INDEX_BUFFER" },
2799                 { 0x780b, 1, 1, "3DSTATE_VF_STATISTICS" },
2800                 { 0x7900, 4, 4, "3DSTATE_DRAWING_RECTANGLE" },
2801                 { 0x7901, 5, 5, "3DSTATE_CONSTANT_COLOR" },
2802                 { 0x7905, 5, 7, "3DSTATE_DEPTH_BUFFER" },
2803                 { 0x7906, 2, 2, "3DSTATE_POLY_STIPPLE_OFFSET" },
2804                 { 0x7907, 33, 33, "3DSTATE_POLY_STIPPLE_PATTERN" },
2805                 { 0x7908, 3, 3, "3DSTATE_LINE_STIPPLE" },
2806                 { 0x7909, 2, 2, "3DSTATE_GLOBAL_DEPTH_OFFSET_CLAMP" },
2807                 { 0x7909, 2, 2, "3DSTATE_CLEAR_PARAMS" },
2808                 { 0x790a, 3, 3, "3DSTATE_AA_LINE_PARAMETERS" },
2809                 { 0x790b, 4, 4, "3DSTATE_GS_SVB_INDEX" },
2810                 { 0x790d, 3, 3, "3DSTATE_MULTISAMPLE" },
2811                 { 0x7910, 2, 2, "3DSTATE_CLEAR_PARAMS" },
2812                 { 0x7b00, 6, 6, "3DPRIMITIVE" },
2813                 { 0x7802, 4, 4, "3DSTATE_SAMPLER_STATE_POINTERS" },
2814                 { 0x7805, 3, 3, "3DSTATE_URB" },
2815                 { 0x780d, 4, 4, "3DSTATE_VIEWPORT_STATE_POINTERS" },
2816                 { 0x780e, 4, 4, "3DSTATE_CC_STATE_POINTERS" },
2817                 { 0x780f, 2, 2, "3DSTATE_SCISSOR_STATE_POINTERS" },
2818                 { 0x7810, 6, 6, "3DSTATE_VS_STATE" },
2819                 { 0x7811, 7, 7, "3DSTATE_GS_STATE" },
2820                 { 0x7812, 4, 4, "3DSTATE_CLIP_STATE" },
2821                 { 0x7813, 20, 20, "3DSTATE_SF_STATE" },
2822                 { 0x7814, 9, 9, "3DSTATE_WM_STATE" },
2823                 { 0x7815, 5, 5, "3DSTATE_CONSTANT_VS_STATE" },
2824                 { 0x7816, 5, 5, "3DSTATE_CONSTANT_GS_STATE" },
2825                 { 0x7817, 5, 5, "3DSTATE_CONSTANT_PS_STATE" },
2826                 { 0x7818, 2, 2, "3DSTATE_SAMPLE_MASK"},
2827         }, *opcode_3d;
2828
2829         len = (data[0] & 0x0000ffff) + 2;
2830
2831         opcode = (data[0] & 0xffff0000) >> 16;
2832         switch (opcode) {
2833         case 0x6000:
2834                 len = (data[0] & 0x000000ff) + 2;
2835                 return i965_decode_urb_fence(data, hw_offset, len, count,
2836                                              failures);
2837         case 0x6001:
2838                 instr_out(data, hw_offset, 0, "CS_URB_STATE\n");
2839                 instr_out(data, hw_offset, 1,
2840                           "entry_size: %d [%d bytes], n_entries: %d\n",
2841                           (data[1] >> 4) & 0x1f,
2842                           (((data[1] >> 4) & 0x1f) + 1) * 64, data[1] & 0x7);
2843                 return len;
2844         case 0x6002:
2845                 len = (data[0] & 0x000000ff) + 2;
2846                 instr_out(data, hw_offset, 0, "CONSTANT_BUFFER: %s\n",
2847                           (data[0] >> 8) & 1 ? "valid" : "invalid");
2848                 instr_out(data, hw_offset, 1,
2849                           "offset: 0x%08x, length: %d bytes\n", data[1] & ~0x3f,
2850                           ((data[1] & 0x3f) + 1) * 64);
2851                 return len;
2852         case 0x6101:
2853                 i = 0;
2854                 instr_out(data, hw_offset, 0, "STATE_BASE_ADDRESS\n");
2855                 i++;
2856
2857                 if (IS_GEN6(devid) || IS_GEN7(devid))
2858                         sba_len = 10;
2859                 else if (IS_GEN5(devid))
2860                         sba_len = 8;
2861                 else
2862                         sba_len = 6;
2863                 if (len != sba_len)
2864                         fprintf(out, "Bad count in STATE_BASE_ADDRESS\n");
2865                 if (len != sba_len)
2866                         BUFFER_FAIL(count, len, "STATE_BASE_ADDRESS");
2867
2868                 state_base_out(data, hw_offset, i++, "general");
2869                 state_base_out(data, hw_offset, i++, "surface");
2870                 if (IS_GEN6(devid) || IS_GEN7(devid))
2871                         state_base_out(data, hw_offset, i++, "dynamic");
2872                 state_base_out(data, hw_offset, i++, "indirect");
2873                 if (IS_GEN5(devid) || IS_GEN6(devid) || IS_GEN7(devid))
2874                         state_base_out(data, hw_offset, i++, "instruction");
2875
2876                 state_max_out(data, hw_offset, i++, "general");
2877                 if (IS_GEN6(devid) || IS_GEN7(devid))
2878                         state_max_out(data, hw_offset, i++, "dynamic");
2879                 state_max_out(data, hw_offset, i++, "indirect");
2880                 if (IS_GEN5(devid) || IS_GEN6(devid) || IS_GEN7(devid))
2881                         state_max_out(data, hw_offset, i++, "instruction");
2882
2883                 return len;
2884         case 0x7800:
2885                 if (len != 7)
2886                         fprintf(out,
2887                                 "Bad count in 3DSTATE_PIPELINED_POINTERS\n");
2888                 if (count < 7)
2889                         BUFFER_FAIL(count, len, "3DSTATE_PIPELINED_POINTERS");
2890
2891                 instr_out(data, hw_offset, 0, "3DSTATE_PIPELINED_POINTERS\n");
2892                 instr_out(data, hw_offset, 1, "VS state\n");
2893                 instr_out(data, hw_offset, 2, "GS state\n");
2894                 instr_out(data, hw_offset, 3, "Clip state\n");
2895                 instr_out(data, hw_offset, 4, "SF state\n");
2896                 instr_out(data, hw_offset, 5, "WM state\n");
2897                 instr_out(data, hw_offset, 6, "CC state\n");
2898                 return len;
2899         case 0x7801:
2900                 len = (data[0] & 0x000000ff) + 2;
2901                 if (len != 6 && len != 4)
2902                         fprintf(out,
2903                                 "Bad count in 3DSTATE_BINDING_TABLE_POINTERS\n");
2904                 if (len == 6) {
2905                         if (count < 6)
2906                                 BUFFER_FAIL(count, len,
2907                                             "3DSTATE_BINDING_TABLE_POINTERS");
2908                         instr_out(data, hw_offset, 0,
2909                                   "3DSTATE_BINDING_TABLE_POINTERS\n");
2910                         instr_out(data, hw_offset, 1, "VS binding table\n");
2911                         instr_out(data, hw_offset, 2, "GS binding table\n");
2912                         instr_out(data, hw_offset, 3, "Clip binding table\n");
2913                         instr_out(data, hw_offset, 4, "SF binding table\n");
2914                         instr_out(data, hw_offset, 5, "WM binding table\n");
2915                 } else {
2916                         if (count < 4)
2917                                 BUFFER_FAIL(count, len,
2918                                             "3DSTATE_BINDING_TABLE_POINTERS");
2919
2920                         instr_out(data, hw_offset, 0,
2921                                   "3DSTATE_BINDING_TABLE_POINTERS: VS mod %d, "
2922                                   "GS mod %d, PS mod %d\n",
2923                                   (data[0] & (1 << 8)) != 0,
2924                                   (data[0] & (1 << 9)) != 0,
2925                                   (data[0] & (1 << 12)) != 0);
2926                         instr_out(data, hw_offset, 1, "VS binding table\n");
2927                         instr_out(data, hw_offset, 2, "GS binding table\n");
2928                         instr_out(data, hw_offset, 3, "WM binding table\n");
2929                 }
2930
2931                 return len;
2932         case 0x7802:
2933                 len = (data[0] & 0xff) + 2;
2934                 if (len != 4)
2935                         fprintf(out,
2936                                 "Bad count in 3DSTATE_SAMPLER_STATE_POINTERS\n");
2937                 if (count < 4)
2938                         BUFFER_FAIL(count, len,
2939                                     "3DSTATE_SAMPLER_STATE_POINTERS");
2940                 instr_out(data, hw_offset, 0,
2941                           "3DSTATE_SAMPLER_STATE_POINTERS: VS mod %d, "
2942                           "GS mod %d, PS mod %d\n", (data[0] & (1 << 8)) != 0,
2943                           (data[0] & (1 << 9)) != 0,
2944                           (data[0] & (1 << 12)) != 0);
2945                 instr_out(data, hw_offset, 1, "VS sampler state\n");
2946                 instr_out(data, hw_offset, 2, "GS sampler state\n");
2947                 instr_out(data, hw_offset, 3, "WM sampler state\n");
2948                 return len;
2949         case 0x7805:
2950                 len = (data[0] & 0xff) + 2;
2951                 if (len != 3)
2952                         fprintf(out, "Bad count in 3DSTATE_URB\n");
2953                 if (count < 3)
2954                         BUFFER_FAIL(count, len, "3DSTATE_URB");
2955                 instr_out(data, hw_offset, 0, "3DSTATE_URB\n");
2956                 instr_out(data, hw_offset, 1,
2957                           "VS entries %d, alloc size %d (1024bit row)\n",
2958                           data[1] & 0xffff, ((data[1] >> 16) & 0x07f) + 1);
2959                 instr_out(data, hw_offset, 2,
2960                           "GS entries %d, alloc size %d (1024bit row)\n",
2961                           (data[2] >> 8) & 0x3ff, (data[2] & 7) + 1);
2962                 return len;
2963
2964         case 0x7808:
2965                 len = (data[0] & 0xff) + 2;
2966                 if ((len - 1) % 4 != 0)
2967                         fprintf(out, "Bad count in 3DSTATE_VERTEX_BUFFERS\n");
2968                 if (count < len)
2969                         BUFFER_FAIL(count, len, "3DSTATE_VERTEX_BUFFERS");
2970                 instr_out(data, hw_offset, 0, "3DSTATE_VERTEX_BUFFERS\n");
2971
2972                 for (i = 1; i < len;) {
2973                         int idx, access;
2974                         if (IS_GEN6(devid)) {
2975                                 idx = 26;
2976                                 access = 20;
2977                         } else {
2978                                 idx = 27;
2979                                 access = 26;
2980                         }
2981                         instr_out(data, hw_offset, i,
2982                                   "buffer %d: %s, pitch %db\n", data[i] >> idx,
2983                                   data[i] & (1 << access) ? "random" :
2984                                   "sequential", data[i] & 0x07ff);
2985                         i++;
2986                         instr_out(data, hw_offset, i++, "buffer address\n");
2987                         instr_out(data, hw_offset, i++, "max index\n");
2988                         instr_out(data, hw_offset, i++, "mbz\n");
2989                 }
2990                 return len;
2991
2992         case 0x7809:
2993                 len = (data[0] & 0xff) + 2;
2994                 if ((len + 1) % 2 != 0)
2995                         fprintf(out, "Bad count in 3DSTATE_VERTEX_ELEMENTS\n");
2996                 if (count < len)
2997                         BUFFER_FAIL(count, len, "3DSTATE_VERTEX_ELEMENTS");
2998                 instr_out(data, hw_offset, 0, "3DSTATE_VERTEX_ELEMENTS\n");
2999
3000                 for (i = 1; i < len;) {
3001                         instr_out(data, hw_offset, i,
3002                                   "buffer %d: %svalid, type 0x%04x, "
3003                                   "src offset 0x%04x bytes\n",
3004                                   data[i] >> (IS_GEN6(devid) ? 26 : 27),
3005                                   data[i] & (1 << (IS_GEN6(devid) ? 25 : 26)) ?
3006                                   "" : "in", (data[i] >> 16) & 0x1ff,
3007                                   data[i] & 0x07ff);
3008                         i++;
3009                         instr_out(data, hw_offset, i, "(%s, %s, %s, %s), "
3010                                   "dst offset 0x%02x bytes\n",
3011                                   get_965_element_component(data[i], 0),
3012                                   get_965_element_component(data[i], 1),
3013                                   get_965_element_component(data[i], 2),
3014                                   get_965_element_component(data[i], 3),
3015                                   (data[i] & 0xff) * 4);
3016                         i++;
3017                 }
3018                 return len;
3019
3020         case 0x780d:
3021                 len = (data[0] & 0xff) + 2;
3022                 if (len != 4)
3023                         fprintf(out,
3024                                 "Bad count in 3DSTATE_VIEWPORT_STATE_POINTERS\n");
3025                 if (count < len)
3026                         BUFFER_FAIL(count, len,
3027                                     "3DSTATE_VIEWPORT_STATE_POINTERS");
3028                 instr_out(data, hw_offset, 0,
3029                           "3DSTATE_VIEWPORT_STATE_POINTERS\n");
3030                 instr_out(data, hw_offset, 1, "clip\n");
3031                 instr_out(data, hw_offset, 2, "sf\n");
3032                 instr_out(data, hw_offset, 3, "cc\n");
3033                 return len;
3034
3035         case 0x780a:
3036                 len = (data[0] & 0xff) + 2;
3037                 if (len != 3)
3038                         fprintf(out, "Bad count in 3DSTATE_INDEX_BUFFER\n");
3039                 if (count < len)
3040                         BUFFER_FAIL(count, len, "3DSTATE_INDEX_BUFFER");
3041                 instr_out(data, hw_offset, 0, "3DSTATE_INDEX_BUFFER\n");
3042                 instr_out(data, hw_offset, 1, "beginning buffer address\n");
3043                 instr_out(data, hw_offset, 2, "ending buffer address\n");
3044                 return len;
3045
3046         case 0x780e:
3047                 len = (data[0] & 0xff) + 2;
3048                 if (len != 4)
3049                         fprintf(out,
3050                                 "Bad count in 3DSTATE_CC_STATE_POINTERS\n");
3051                 if (count < 4)
3052                         BUFFER_FAIL(count, len, "3DSTATE_CC_STATE_POINTERS");
3053                 instr_out(data, hw_offset, 0, "3DSTATE_CC_STATE_POINTERS\n");
3054                 instr_out(data, hw_offset, 1, "blend change %d\n", data[1] & 1);
3055                 instr_out(data, hw_offset, 2, "depth stencil change %d\n",
3056                           data[2] & 1);
3057                 instr_out(data, hw_offset, 3, "cc change %d\n", data[3] & 1);
3058                 return len;
3059
3060         case 0x780f:
3061                 len = (data[0] & 0xff) + 2;
3062                 if (len != 2)
3063                         fprintf(out, "Bad count in 3DSTATE_SCISSOR_POINTERS\n");
3064                 if (count < 2)
3065                         BUFFER_FAIL(count, len, "3DSTATE_SCISSOR_POINTERS");
3066                 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_POINTERS\n");
3067                 instr_out(data, hw_offset, 1, "scissor rect offset\n");
3068                 return len;
3069
3070         case 0x7810:
3071                 len = (data[0] & 0xff) + 2;
3072                 if (len != 6)
3073                         fprintf(out, "Bad count in 3DSTATE_VS\n");
3074                 if (count < 6)
3075                         BUFFER_FAIL(count, len, "3DSTATE_VS");
3076                 instr_out(data, hw_offset, 0, "3DSTATE_VS\n");
3077                 instr_out(data, hw_offset, 1, "kernel pointer\n");
3078                 instr_out(data, hw_offset, 2,
3079                           "SPF=%d, VME=%d, Sampler Count %d, "
3080                           "Binding table count %d\n", (data[2] >> 31) & 1,
3081                           (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3082                           (data[2] >> 18) & 0xff);
3083                 instr_out(data, hw_offset, 3, "scratch offset\n");
3084                 instr_out(data, hw_offset, 4,
3085                           "Dispatch GRF start %d, VUE read length %d, "
3086                           "VUE read offset %d\n", (data[4] >> 20) & 0x1f,
3087                           (data[4] >> 11) & 0x3f, (data[4] >> 4) & 0x3f);
3088                 instr_out(data, hw_offset, 5,
3089                           "Max Threads %d, Vertex Cache %sable, "
3090                           "VS func %sable\n", ((data[5] >> 25) & 0x7f) + 1,
3091                           (data[5] & (1 << 1)) != 0 ? "dis" : "en",
3092                           (data[5] & 1) != 0 ? "en" : "dis");
3093                 return len;
3094
3095         case 0x7811:
3096                 len = (data[0] & 0xff) + 2;
3097                 if (len != 7)
3098                         fprintf(out, "Bad count in 3DSTATE_GS\n");
3099                 if (count < 7)
3100                         BUFFER_FAIL(count, len, "3DSTATE_GS");
3101                 instr_out(data, hw_offset, 0, "3DSTATE_GS\n");
3102                 instr_out(data, hw_offset, 1, "kernel pointer\n");
3103                 instr_out(data, hw_offset, 2,
3104                           "SPF=%d, VME=%d, Sampler Count %d, "
3105                           "Binding table count %d\n", (data[2] >> 31) & 1,
3106                           (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3107                           (data[2] >> 18) & 0xff);
3108                 instr_out(data, hw_offset, 3, "scratch offset\n");
3109                 instr_out(data, hw_offset, 4,
3110                           "Dispatch GRF start %d, VUE read length %d, "
3111                           "VUE read offset %d\n", (data[4] & 0xf),
3112                           (data[4] >> 11) & 0x3f, (data[4] >> 4) & 0x3f);
3113                 instr_out(data, hw_offset, 5,
3114                           "Max Threads %d, Rendering %sable\n",
3115                           ((data[5] >> 25) & 0x7f) + 1,
3116                           (data[5] & (1 << 8)) != 0 ? "en" : "dis");
3117                 instr_out(data, hw_offset, 6,
3118                           "Reorder %sable, Discard Adjaceny %sable, "
3119                           "GS %sable\n",
3120                           (data[6] & (1 << 30)) != 0 ? "en" : "dis",
3121                           (data[6] & (1 << 29)) != 0 ? "en" : "dis",
3122                           (data[6] & (1 << 15)) != 0 ? "en" : "dis");
3123                 return len;
3124
3125         case 0x7812:
3126                 len = (data[0] & 0xff) + 2;
3127                 if (len != 4)
3128                         fprintf(out, "Bad count in 3DSTATE_CLIP\n");
3129                 if (count < 4)
3130                         BUFFER_FAIL(count, len, "3DSTATE_CLIP");
3131                 instr_out(data, hw_offset, 0, "3DSTATE_CLIP\n");
3132                 instr_out(data, hw_offset, 1,
3133                           "UserClip distance cull test mask 0x%x\n",
3134                           data[1] & 0xff);
3135                 instr_out(data, hw_offset, 2,
3136                           "Clip %sable, API mode %s, Viewport XY test %sable, "
3137                           "Viewport Z test %sable, Guardband test %sable, Clip mode %d, "
3138                           "Perspective Divide %sable, Non-Perspective Barycentric %sable, "
3139                           "Tri Provoking %d, Line Provoking %d, Trifan Provoking %d\n",
3140                           (data[2] & (1 << 31)) != 0 ? "en" : "dis",
3141                           (data[2] & (1 << 30)) != 0 ? "D3D" : "OGL",
3142                           (data[2] & (1 << 28)) != 0 ? "en" : "dis",
3143                           (data[2] & (1 << 27)) != 0 ? "en" : "dis",
3144                           (data[2] & (1 << 26)) != 0 ? "en" : "dis",
3145                           (data[2] >> 13) & 7,
3146                           (data[2] & (1 << 9)) != 0 ? "dis" : "en",
3147                           (data[2] & (1 << 8)) != 0 ? "en" : "dis",
3148                           (data[2] >> 4) & 3, (data[2] >> 2) & 3,
3149                           (data[2] & 3));
3150                 instr_out(data, hw_offset, 3,
3151                           "Min PointWidth %d, Max PointWidth %d, "
3152                           "Force Zero RTAIndex %sable, Max VPIndex %d\n",
3153                           (data[3] >> 17) & 0x7ff, (data[3] >> 6) & 0x7ff,
3154                           (data[3] & (1 << 5)) != 0 ? "en" : "dis",
3155                           (data[3] & 0xf));
3156                 return len;
3157
3158         case 0x7813:
3159                 len = (data[0] & 0xff) + 2;
3160                 if (len != 20)
3161                         fprintf(out, "Bad count in 3DSTATE_SF\n");
3162                 if (count < 20)
3163                         BUFFER_FAIL(count, len, "3DSTATE_SF");
3164                 instr_out(data, hw_offset, 0, "3DSTATE_SF\n");
3165                 instr_out(data, hw_offset, 1,
3166                           "Attrib Out %d, Attrib Swizzle %sable, VUE read length %d, "
3167                           "VUE read offset %d\n", (data[1] >> 22) & 0x3f,
3168                           (data[1] & (1 << 21)) != 0 ? "en" : "dis",
3169                           (data[1] >> 11) & 0x1f, (data[1] >> 4) & 0x3f);
3170                 instr_out(data, hw_offset, 2,
3171                           "Legacy Global DepthBias %sable, FrontFace fill %d, BF fill %d, "
3172                           "VP transform %sable, FrontWinding_%s\n",
3173                           (data[2] & (1 << 11)) != 0 ? "en" : "dis",
3174                           (data[2] >> 5) & 3, (data[2] >> 3) & 3,
3175                           (data[2] & (1 << 1)) != 0 ? "en" : "dis",
3176                           (data[2] & 1) != 0 ? "CCW" : "CW");
3177                 instr_out(data, hw_offset, 3,
3178                           "AA %sable, CullMode %d, Scissor %sable, Multisample m ode %d\n",
3179                           (data[3] & (1 << 31)) != 0 ? "en" : "dis",
3180                           (data[3] >> 29) & 3,
3181                           (data[3] & (1 << 11)) != 0 ? "en" : "dis",
3182                           (data[3] >> 8) & 3);
3183                 instr_out(data, hw_offset, 4,
3184                           "Last Pixel %sable, SubPixel Precision %d, Use PixelWidth %d\n",
3185                           (data[4] & (1 << 31)) != 0 ? "en" : "dis",
3186                           (data[4] & (1 << 12)) != 0 ? 4 : 8,
3187                           (data[4] & (1 << 11)) != 0);
3188                 instr_out(data, hw_offset, 5,
3189                           "Global Depth Offset Constant %f\n",
3190                           *(float *)(&data[5]));
3191                 instr_out(data, hw_offset, 6, "Global Depth Offset Scale %f\n",
3192                           *(float *)(&data[6]));
3193                 instr_out(data, hw_offset, 7, "Global Depth Offset Clamp %f\n",
3194                           *(float *)(&data[7]));
3195
3196                 for (i = 0, j = 0; i < 8; i++, j += 2)
3197                         instr_out(data, hw_offset, i + 8,
3198                                   "Attrib %d (Override %s%s%s%s, Const Source %d, Swizzle Select %d, "
3199                                   "Source %d); Attrib %d (Override %s%s%s%s, Const Source %d, Swizzle Select %d, Source %d)\n",
3200                                   j + 1,
3201                                   (data[8 + i] & (1 << 31)) != 0 ? "W" : "",
3202                                   (data[8 + i] & (1 << 30)) != 0 ? "Z" : "",
3203                                   (data[8 + i] & (1 << 29)) != 0 ? "Y" : "",
3204                                   (data[8 + i] & (1 << 28)) != 0 ? "X" : "",
3205                                   (data[8 + i] >> 25) & 3,
3206                                   (data[8 + i] >> 22) & 3,
3207                                   (data[8 + i] >> 16) & 0x1f, j,
3208                                   (data[8 + i] & (1 << 15)) != 0 ? "W" : "",
3209                                   (data[8 + i] & (1 << 14)) != 0 ? "Z" : "",
3210                                   (data[8 + i] & (1 << 13)) != 0 ? "Y" : "",
3211                                   (data[8 + i] & (1 << 12)) != 0 ? "X" : "",
3212                                   (data[8 + i] >> 9) & 3,
3213                                   (data[8 + i] >> 6) & 3, (data[8 + i] & 0x1f));
3214                 instr_out(data, hw_offset, 16,
3215                           "Point Sprite TexCoord Enable\n");
3216                 instr_out(data, hw_offset, 17, "Const Interp Enable\n");
3217                 instr_out(data, hw_offset, 18,
3218                           "Attrib 7-0 WrapShortest Enable\n");
3219                 instr_out(data, hw_offset, 19,
3220                           "Attrib 15-8 WrapShortest Enable\n");
3221
3222                 return len;
3223
3224         case 0x7814:
3225                 len = (data[0] & 0xff) + 2;
3226                 if (len != 9)
3227                         fprintf(out, "Bad count in 3DSTATE_WM\n");
3228                 if (count < 9)
3229                         BUFFER_FAIL(count, len, "3DSTATE_WM");
3230                 instr_out(data, hw_offset, 0, "3DSTATE_WM\n");
3231                 instr_out(data, hw_offset, 1, "kernel start pointer 0\n");
3232                 instr_out(data, hw_offset, 2,
3233                           "SPF=%d, VME=%d, Sampler Count %d, "
3234                           "Binding table count %d\n", (data[2] >> 31) & 1,
3235                           (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3236                           (data[2] >> 18) & 0xff);
3237                 instr_out(data, hw_offset, 3, "scratch offset\n");
3238                 instr_out(data, hw_offset, 4,
3239                           "Depth Clear %d, Depth Resolve %d, HiZ Resolve %d, "
3240                           "Dispatch GRF start[0] %d, start[1] %d, start[2] %d\n",
3241                           (data[4] & (1 << 30)) != 0,
3242                           (data[4] & (1 << 28)) != 0,
3243                           (data[4] & (1 << 27)) != 0, (data[4] >> 16) & 0x7f,
3244                           (data[4] >> 8) & 0x7f, (data[4] & 0x7f));
3245                 instr_out(data, hw_offset, 5,
3246                           "MaxThreads %d, PS KillPixel %d, PS computed Z %d, "
3247                           "PS use sourceZ %d, Thread Dispatch %d, PS use sourceW %d, Dispatch32 %d, "
3248                           "Dispatch16 %d, Dispatch8 %d\n",
3249                           ((data[5] >> 25) & 0x7f) + 1,
3250                           (data[5] & (1 << 22)) != 0,
3251                           (data[5] & (1 << 21)) != 0,
3252                           (data[5] & (1 << 20)) != 0,
3253                           (data[5] & (1 << 19)) != 0, (data[5] & (1 << 8)) != 0,
3254                           (data[5] & (1 << 2)) != 0, (data[5] & (1 << 1)) != 0,
3255                           (data[5] & (1 << 0)) != 0);
3256                 instr_out(data, hw_offset, 6,
3257                           "Num SF output %d, Pos XY offset %d, ZW interp mode %d , "
3258                           "Barycentric interp mode 0x%x, Point raster rule %d, Multisample mode %d, "
3259                           "Multisample Dispatch mode %d\n",
3260                           (data[6] >> 20) & 0x3f, (data[6] >> 18) & 3,
3261                           (data[6] >> 16) & 3, (data[6] >> 10) & 0x3f,
3262                           (data[6] & (1 << 9)) != 0, (data[6] >> 1) & 3,
3263                           (data[6] & 1));
3264                 instr_out(data, hw_offset, 7, "kernel start pointer 1\n");
3265                 instr_out(data, hw_offset, 8, "kernel start pointer 2\n");
3266
3267                 return len;
3268
3269         case 0x7900:
3270                 if (len != 4)
3271                         fprintf(out,
3272                                 "Bad count in 3DSTATE_DRAWING_RECTANGLE\n");
3273                 if (count < 4)
3274                         BUFFER_FAIL(count, len, "3DSTATE_DRAWING_RECTANGLE");
3275
3276                 instr_out(data, hw_offset, 0, "3DSTATE_DRAWING_RECTANGLE\n");
3277                 instr_out(data, hw_offset, 1, "top left: %d,%d\n",
3278                           data[1] & 0xffff, (data[1] >> 16) & 0xffff);
3279                 instr_out(data, hw_offset, 2, "bottom right: %d,%d\n",
3280                           data[2] & 0xffff, (data[2] >> 16) & 0xffff);
3281                 instr_out(data, hw_offset, 3, "origin: %d,%d\n",
3282                           (int)data[3] & 0xffff, ((int)data[3] >> 16) & 0xffff);
3283
3284                 return len;
3285
3286         case 0x7905:
3287                 if (len < 5 || len > 7)
3288                         fprintf(out, "Bad count in 3DSTATE_DEPTH_BUFFER\n");
3289                 if (count < len)
3290                         BUFFER_FAIL(count, len, "3DSTATE_DEPTH_BUFFER");
3291
3292                 instr_out(data, hw_offset, 0, "3DSTATE_DEPTH_BUFFER\n");
3293                 if (IS_GEN5(devid) || IS_GEN6(devid))
3294                         instr_out(data, hw_offset, 1,
3295                                   "%s, %s, pitch = %d bytes, %stiled, HiZ %d, Seperate Stencil %d\n",
3296                                   get_965_surfacetype(data[1] >> 29),
3297                                   get_965_depthformat((data[1] >> 18) & 0x7),
3298                                   (data[1] & 0x0001ffff) + 1,
3299                                   data[1] & (1 << 27) ? "" : "not ",
3300                                   (data[1] & (1 << 22)) != 0,
3301                                   (data[1] & (1 << 21)) != 0);
3302                 else
3303                         instr_out(data, hw_offset, 1,
3304                                   "%s, %s, pitch = %d bytes, %stiled\n",
3305                                   get_965_surfacetype(data[1] >> 29),
3306                                   get_965_depthformat((data[1] >> 18) & 0x7),
3307                                   (data[1] & 0x0001ffff) + 1,
3308                                   data[1] & (1 << 27) ? "" : "not ");
3309                 instr_out(data, hw_offset, 2, "depth offset\n");
3310                 instr_out(data, hw_offset, 3, "%dx%d\n",
3311                           ((data[3] & 0x0007ffc0) >> 6) + 1,
3312                           ((data[3] & 0xfff80000) >> 19) + 1);
3313                 instr_out(data, hw_offset, 4, "volume depth\n");
3314                 if (len >= 6)
3315                         instr_out(data, hw_offset, 5, "\n");
3316                 if (len >= 7) {
3317                         if (IS_GEN6(devid))
3318                                 instr_out(data, hw_offset, 6, "\n");
3319                         else
3320                                 instr_out(data, hw_offset, 6,
3321                                           "render target view extent\n");
3322                 }
3323
3324                 return len;
3325
3326         case 0x7a00:
3327                 if (IS_GEN6(devid) || IS_GEN7(devid)) {
3328                         unsigned int i;
3329                         len = (data[0] & 0xff) + 2;
3330                         if (len != 4 && len != 5)
3331                                 fprintf(out, "Bad count in PIPE_CONTROL\n");
3332                         if (count < len)
3333                                 BUFFER_FAIL(count, len, "PIPE_CONTROL");
3334
3335                         switch ((data[1] >> 14) & 0x3) {
3336                         case 0:
3337                                 desc1 = "no write";
3338                                 break;
3339                         case 1:
3340                                 desc1 = "qword write";
3341                                 break;
3342                         case 2:
3343                                 desc1 = "PS_DEPTH_COUNT write";
3344                                 break;
3345                         case 3:
3346                                 desc1 = "TIMESTAMP write";
3347                                 break;
3348                         }
3349                         instr_out(data, hw_offset, 0, "PIPE_CONTROL\n");
3350                         instr_out(data, hw_offset, 1,
3351                                   "%s, %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
3352                                   desc1,
3353                                   data[1] & (1 << 20) ? "cs stall, " : "",
3354                                   data[1] & (1 << 19) ?
3355                                   "global snapshot count reset, " : "",
3356                                   data[1] & (1 << 18) ? "tlb invalidate, " : "",
3357                                   data[1] & (1 << 17) ? "gfdt flush, " : "",
3358                                   data[1] & (1 << 17) ? "media state clear, " :
3359                                   "",
3360                                   data[1] & (1 << 13) ? "depth stall, " : "",
3361                                   data[1] & (1 << 12) ?
3362                                   "render target cache flush, " : "",
3363                                   data[1] & (1 << 11) ?
3364                                   "instruction cache invalidate, " : "",
3365                                   data[1] & (1 << 10) ?
3366                                   "texture cache invalidate, " : "",
3367                                   data[1] & (1 << 9) ?
3368                                   "indirect state invalidate, " : "",
3369                                   data[1] & (1 << 8) ? "notify irq, " : "",
3370                                   data[1] & (1 << 7) ? "PIPE_CONTROL flush, " :
3371                                   "",
3372                                   data[1] & (1 << 6) ? "protect mem app_id, " :
3373                                   "", data[1] & (1 << 5) ? "DC flush, " : "",
3374                                   data[1] & (1 << 4) ? "vf fetch invalidate, " :
3375                                   "",
3376                                   data[1] & (1 << 3) ?
3377                                   "constant cache invalidate, " : "",
3378                                   data[1] & (1 << 2) ?
3379                                   "state cache invalidate, " : "",
3380                                   data[1] & (1 << 1) ? "stall at scoreboard, " :
3381                                   "",
3382                                   data[1] & (1 << 0) ? "depth cache flush, " :
3383                                   "");
3384                         if (len == 5) {
3385                                 instr_out(data, hw_offset, 2,
3386                                           "destination address\n");
3387                                 instr_out(data, hw_offset, 3,
3388                                           "immediate dword low\n");
3389                                 instr_out(data, hw_offset, 4,
3390                                           "immediate dword high\n");
3391                         } else {
3392                                 for (i = 2; i < len; i++) {
3393                                         instr_out(data, hw_offset, i, "\n");
3394                                 }
3395                         }
3396                         return len;
3397                 } else {
3398                         len = (data[0] & 0xff) + 2;
3399                         if (len != 4)
3400                                 fprintf(out, "Bad count in PIPE_CONTROL\n");
3401                         if (count < len)
3402                                 BUFFER_FAIL(count, len, "PIPE_CONTROL");
3403
3404                         switch ((data[0] >> 14) & 0x3) {
3405                         case 0:
3406                                 desc1 = "no write";
3407                                 break;
3408                         case 1:
3409                                 desc1 = "qword write";
3410                                 break;
3411                         case 2:
3412                                 desc1 = "PS_DEPTH_COUNT write";
3413                                 break;
3414                         case 3:
3415                                 desc1 = "TIMESTAMP write";
3416                                 break;
3417                         }
3418                         instr_out(data, hw_offset, 0,
3419                                   "PIPE_CONTROL: %s, %sdepth stall, %sRC write flush, "
3420                                   "%sinst flush\n",
3421                                   desc1,
3422                                   data[0] & (1 << 13) ? "" : "no ",
3423                                   data[0] & (1 << 12) ? "" : "no ",
3424                                   data[0] & (1 << 11) ? "" : "no ");
3425                         instr_out(data, hw_offset, 1, "destination address\n");
3426                         instr_out(data, hw_offset, 2, "immediate dword low\n");
3427                         instr_out(data, hw_offset, 3, "immediate dword high\n");
3428                         return len;
3429                 }
3430         case 0x7b00:
3431                 len = (data[0] & 0xff) + 2;
3432                 if (len != 6)
3433                         fprintf(out, "Bad count in 3DPRIMITIVE\n");
3434                 if (count < len)
3435                         BUFFER_FAIL(count, len, "3DPRIMITIVE");
3436
3437                 instr_out(data, hw_offset, 0,
3438                           "3DPRIMITIVE: %s %s\n",
3439                           get_965_prim_type(data[0]),
3440                           (data[0] & (1 << 15)) ? "random" : "sequential");
3441                 instr_out(data, hw_offset, 1, "vertex count\n");
3442                 instr_out(data, hw_offset, 2, "start vertex\n");
3443                 instr_out(data, hw_offset, 3, "instance count\n");
3444                 instr_out(data, hw_offset, 4, "start instance\n");
3445                 instr_out(data, hw_offset, 5, "index bias\n");
3446                 return len;
3447         }
3448
3449         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
3450                 opcode_3d = &opcodes_3d[idx];
3451                 if ((data[0] & 0xffff0000) >> 16 == opcode_3d->opcode) {
3452                         unsigned int i;
3453                         len = 1;
3454
3455                         instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
3456                         if (opcode_3d->max_len > 1) {
3457                                 len = (data[0] & 0xff) + 2;
3458                                 if (len < opcode_3d->min_len ||
3459                                     len > opcode_3d->max_len) {
3460                                         fprintf(out, "Bad count in %s\n",
3461                                                 opcode_3d->name);
3462                                 }
3463                         }
3464
3465                         for (i = 1; i < len; i++) {
3466                                 if (i >= count)
3467                                         BUFFER_FAIL(count, len,
3468                                                     opcode_3d->name);
3469                                 instr_out(data, hw_offset, i, "dword %d\n", i);
3470                         }
3471                         return len;
3472                 }
3473         }
3474
3475         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_965 opcode = 0x%x\n",
3476                   opcode);
3477         (*failures)++;
3478         return 1;
3479 }
3480
3481 static int
3482 decode_3d_i830(uint32_t *data, uint32_t count, uint32_t hw_offset, uint32_t devid,
3483                int *failures)
3484 {
3485         unsigned int idx;
3486         uint32_t opcode;
3487
3488         struct {
3489                 uint32_t opcode;
3490                 unsigned int min_len;
3491                 unsigned int max_len;
3492                 const char *name;
3493         } opcodes_3d[] = {
3494                 { 0x02, 1, 1, "3DSTATE_MODES_3" },
3495                 { 0x03, 1, 1, "3DSTATE_ENABLES_1" },
3496                 { 0x04, 1, 1, "3DSTATE_ENABLES_2" },
3497                 { 0x05, 1, 1, "3DSTATE_VFT0" },
3498                 { 0x06, 1, 1, "3DSTATE_AA" },
3499                 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES" },
3500                 { 0x08, 1, 1, "3DSTATE_MODES_1" },
3501                 { 0x09, 1, 1, "3DSTATE_STENCIL_TEST" },
3502                 { 0x0a, 1, 1, "3DSTATE_VFT1" },
3503                 { 0x0b, 1, 1, "3DSTATE_INDPT_ALPHA_BLEND" },
3504                 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
3505                 { 0x0d, 1, 1, "3DSTATE_MAP_BLEND_OP" },
3506                 { 0x0e, 1, 1, "3DSTATE_MAP_BLEND_ARG" },
3507                 { 0x0f, 1, 1, "3DSTATE_MODES_2" },
3508                 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
3509                 { 0x16, 1, 1, "3DSTATE_MODES_4"},
3510         }, *opcode_3d;
3511
3512         opcode = (data[0] & 0x1f000000) >> 24;
3513
3514         switch (opcode) {
3515         case 0x1f:
3516                 return decode_3d_primitive(data, count, hw_offset, failures);
3517         case 0x1d:
3518                 return decode_3d_1d(data, count, hw_offset, devid, failures);
3519         case 0x1c:
3520                 return decode_3d_1c(data, count, hw_offset, failures);
3521         }
3522
3523         for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
3524                 opcode_3d = &opcodes_3d[idx];
3525                 if ((data[0] & 0x1f000000) >> 24 == opcode_3d->opcode) {
3526                         unsigned int len = 1, i;
3527
3528                         instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
3529                         if (opcode_3d->max_len > 1) {
3530                                 len = (data[0] & 0xff) + 2;
3531                                 if (len < opcode_3d->min_len ||
3532                                     len > opcode_3d->max_len) {
3533                                         fprintf(out, "Bad count in %s\n",
3534                                                 opcode_3d->name);
3535                                 }
3536                         }
3537
3538                         for (i = 1; i < len; i++) {
3539                                 if (i >= count)
3540                                         BUFFER_FAIL(count, len,
3541                                                     opcode_3d->name);
3542                                 instr_out(data, hw_offset, i, "dword %d\n", i);
3543                         }
3544                         return len;
3545                 }
3546         }
3547
3548         instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_i830 opcode = 0x%x\n",
3549                   opcode);
3550         (*failures)++;
3551         return 1;
3552 }
3553
3554 struct drm_intel_decode *
3555 drm_intel_decode_context_alloc(uint32_t devid)
3556 {
3557         struct drm_intel_decode *ctx;
3558
3559         ctx = calloc(1, sizeof(struct drm_intel_decode));
3560         if (!ctx)
3561                 return NULL;
3562
3563         ctx->devid = devid;
3564         ctx->out = stdout;
3565
3566         return ctx;
3567 }
3568
3569 void
3570 drm_intel_decode_context_free(struct drm_intel_decode *ctx)
3571 {
3572         free(ctx);
3573 }
3574
3575 void
3576 drm_intel_decode_set_dump_past_end(struct drm_intel_decode *ctx,
3577                                    int dump_past_end)
3578 {
3579         ctx->dump_past_end = !!dump_past_end;
3580 }
3581
3582 void
3583 drm_intel_decode_set_batch_pointer(struct drm_intel_decode *ctx,
3584                                    void *data, uint32_t hw_offset, int count)
3585 {
3586         ctx->data = data;
3587         ctx->hw_offset = hw_offset;
3588         ctx->count = count;
3589 }
3590
3591 void
3592 drm_intel_decode_set_head_tail(struct drm_intel_decode *ctx,
3593                                uint32_t head, uint32_t tail)
3594 {
3595         ctx->head = head;
3596         ctx->tail = tail;
3597 }
3598
3599 void
3600 drm_intel_decode_set_output_file(struct drm_intel_decode *ctx,
3601                                  FILE *out)
3602 {
3603         ctx->out = out;
3604 }
3605
3606 /**
3607  * Decodes an i830-i915 batch buffer, writing the output to stdout.
3608  *
3609  * \param data batch buffer contents
3610  * \param count number of DWORDs to decode in the batch buffer
3611  * \param hw_offset hardware address for the buffer
3612  */
3613 void
3614 drm_intel_decode(struct drm_intel_decode *ctx)
3615 {
3616         int ret;
3617         unsigned int index = 0;
3618         int failures = 0;
3619         uint32_t *data;
3620         uint32_t count, hw_offset;
3621         uint32_t devid;
3622
3623         if (!ctx)
3624                 return;
3625
3626         data = ctx->data;
3627         count = ctx->count;
3628         hw_offset = ctx->hw_offset;
3629         devid = ctx->devid;
3630         head_offset = ctx->head;
3631         tail_offset = ctx->tail;
3632         out = ctx->out;
3633
3634         saved_s2_set = 0;
3635         saved_s4_set = 1;
3636
3637         while (index < count) {
3638                 switch ((data[index] & 0xe0000000) >> 29) {
3639                 case 0x0:
3640                         ret = decode_mi(data + index, count - index,
3641                                         hw_offset + index * 4, &failures);
3642
3643                         /* If MI_BATCHBUFFER_END happened, then dump
3644                          * the rest of the output in case we some day
3645                          * want it in debugging, but don't decode it
3646                          * since it'll just confuse in the common
3647                          * case.
3648                          */
3649                         if (ret == -1) {
3650                                 if (ctx->dump_past_end) {
3651                                         index++;
3652                                 } else {
3653                                         for (index = index + 1; index < count;
3654                                              index++) {
3655                                                 instr_out(data, hw_offset,
3656                                                           index, "\n");
3657                                         }
3658                                 }
3659                         } else
3660                                 index += ret;
3661                         break;
3662                 case 0x2:
3663                         index += decode_2d(data + index, count - index,
3664                                            hw_offset + index * 4, &failures);
3665                         break;
3666                 case 0x3:
3667                         if (IS_9XX(devid) && !IS_GEN3(devid)) {
3668                                 index +=
3669                                     decode_3d_965(data + index, count - index,
3670                                                   hw_offset + index * 4, devid,
3671                                                   &failures);
3672                         } else if (IS_GEN3(devid)) {
3673                                 index += decode_3d(data + index, count - index,
3674                                                    hw_offset + index * 4,
3675                                                    devid, &failures);
3676                         } else {
3677                                 index +=
3678                                     decode_3d_i830(data + index, count - index,
3679                                                    hw_offset + index * 4, devid,
3680                                                    &failures);
3681                         }
3682                         break;
3683                 default:
3684                         instr_out(data, hw_offset, index, "UNKNOWN\n");
3685                         failures++;
3686                         index++;
3687                         break;
3688                 }
3689                 fflush(out);
3690         }
3691 }