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libdrm: NOTE! Default branch is now main
[drm/libdrm.git] / intel / intel_decode.c
blobe0a5166443147499c196f14b7aec69a0ba1ffc02
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 <assert.h>
25 #include <stdint.h>
26 #include <stdlib.h>
27 #include <stdio.h>
28 #include <stdbool.h>
29 #include <stdarg.h>
30 #include <string.h>
31
32 #include "libdrm_macros.h"
33 #include "xf86drm.h"
34 #include "intel_chipset.h"
35 #include "intel_bufmgr.h"
36
37
38 /* Struct for tracking drm_intel_decode state. */
39 struct drm_intel_decode {
40 /** stdio file where the output should land. Defaults to stdout. */
41 FILE *out;
42
43 /** PCI device ID. */
44 uint32_t devid;
45
46 /**
47 * Shorthand device identifier: 3 is 915, 4 is 965, 5 is
48 * Ironlake, etc.
49 */
50 int gen;
51
52 /** GPU address of the start of the current packet. */
53 uint32_t hw_offset;
54 /** CPU virtual address of the start of the current packet. */
55 uint32_t *data;
56 /** DWORDs of remaining batchbuffer data starting from the packet. */
57 uint32_t count;
58
59 /** GPU address of the start of the batchbuffer data. */
60 uint32_t base_hw_offset;
61 /** CPU Virtual address of the start of the batchbuffer data. */
62 uint32_t *base_data;
63 /** Number of DWORDs of batchbuffer data. */
64 uint32_t base_count;
65
66 /** @{
67 * GPU head and tail pointers, which will be noted in the dump, or ~0.
68 */
69 uint32_t head, tail;
70 /** @} */
71
72 /**
73 * Whether to dump the dwords after MI_BATCHBUFFER_END.
74 *
75 * This sometimes provides clues in corrupted batchbuffers,
76 * and is used by the intel-gpu-tools.
77 */
78 bool dump_past_end;
79
80 bool overflowed;
81 };
82
83 static FILE *out;
84 static uint32_t saved_s2 = 0, saved_s4 = 0;
85 static char saved_s2_set = 0, saved_s4_set = 0;
86 static uint32_t head_offset = 0xffffffff; /* undefined */
87 static uint32_t tail_offset = 0xffffffff; /* undefined */
88
89 #ifndef ARRAY_SIZE
90 #define ARRAY_SIZE(A) (sizeof(A)/sizeof(A[0]))
91 #endif
92
93 #define BUFFER_FAIL(_count, _len, _name) do { \
94 fprintf(out, "Buffer size too small in %s (%d < %d)\n", \
95 (_name), (_count), (_len)); \
96 return _count; \
97 } while (0)
98
99 static float int_as_float(uint32_t intval)
100 {
101 union intfloat {
102 uint32_t i;
103 float f;
104 } uval;
105
106 uval.i = intval;
107 return uval.f;
108 }
109
110 static void DRM_PRINTFLIKE(3, 4)
111 instr_out(struct drm_intel_decode *ctx, unsigned int index,
112 const char *fmt, ...)
113 {
114 va_list va;
115 const char *parseinfo;
116 uint32_t offset = ctx->hw_offset + index * 4;
117
118 if (index > ctx->count) {
119 if (!ctx->overflowed) {
120 fprintf(out, "ERROR: Decode attempted to continue beyond end of batchbuffer\n");
121 ctx->overflowed = true;
122 }
123 return;
124 }
125
126 if (offset == head_offset)
127 parseinfo = "HEAD";
128 else if (offset == tail_offset)
129 parseinfo = "TAIL";
130 else
131 parseinfo = " ";
132
133 fprintf(out, "0x%08x: %s 0x%08x: %s", offset, parseinfo,
134 ctx->data[index], index == 0 ? "" : " ");
135 va_start(va, fmt);
136 vfprintf(out, fmt, va);
137 va_end(va);
138 }
139
140 static int
141 decode_MI_SET_CONTEXT(struct drm_intel_decode *ctx)
142 {
143 uint32_t data = ctx->data[1];
144 if (ctx->gen > 7)
145 return 1;
146
147 instr_out(ctx, 0, "MI_SET_CONTEXT\n");
148 instr_out(ctx, 1, "gtt offset = 0x%x%s%s\n",
149 data & ~0xfff,
150 data & (1<<1)? ", Force Restore": "",
151 data & (1<<0)? ", Restore Inhibit": "");
152
153 return 2;
154 }
155
156 static int
157 decode_MI_WAIT_FOR_EVENT(struct drm_intel_decode *ctx)
158 {
159 const char *cc_wait;
160 int cc_shift = 0;
161 uint32_t data = ctx->data[0];
162
163 if (ctx->gen <= 5)
164 cc_shift = 9;
165 else
166 cc_shift = 16;
167
168 switch ((data >> cc_shift) & 0x1f) {
169 case 1:
170 cc_wait = ", cc wait 1";
171 break;
172 case 2:
173 cc_wait = ", cc wait 2";
174 break;
175 case 3:
176 cc_wait = ", cc wait 3";
177 break;
178 case 4:
179 cc_wait = ", cc wait 4";
180 break;
181 case 5:
182 cc_wait = ", cc wait 4";
183 break;
184 default:
185 cc_wait = "";
186 break;
187 }
188
189 if (ctx->gen <= 5) {
190 instr_out(ctx, 0, "MI_WAIT_FOR_EVENT%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
191 data & (1<<18)? ", pipe B start vblank wait": "",
192 data & (1<<17)? ", pipe A start vblank wait": "",
193 data & (1<<16)? ", overlay flip pending wait": "",
194 data & (1<<14)? ", pipe B hblank wait": "",
195 data & (1<<13)? ", pipe A hblank wait": "",
196 cc_wait,
197 data & (1<<8)? ", plane C pending flip wait": "",
198 data & (1<<7)? ", pipe B vblank wait": "",
199 data & (1<<6)? ", plane B pending flip wait": "",
200 data & (1<<5)? ", pipe B scan line wait": "",
201 data & (1<<4)? ", fbc idle wait": "",
202 data & (1<<3)? ", pipe A vblank wait": "",
203 data & (1<<2)? ", plane A pending flip wait": "",
204 data & (1<<1)? ", plane A scan line wait": "");
205 } else {
206 instr_out(ctx, 0, "MI_WAIT_FOR_EVENT%s%s%s%s%s%s%s%s%s%s%s%s\n",
207 data & (1<<20)? ", sprite C pending flip wait": "", /* ivb */
208 cc_wait,
209 data & (1<<13)? ", pipe B hblank wait": "",
210 data & (1<<11)? ", pipe B vblank wait": "",
211 data & (1<<10)? ", sprite B pending flip wait": "",
212 data & (1<<9)? ", plane B pending flip wait": "",
213 data & (1<<8)? ", plane B scan line wait": "",
214 data & (1<<5)? ", pipe A hblank wait": "",
215 data & (1<<3)? ", pipe A vblank wait": "",
216 data & (1<<2)? ", sprite A pending flip wait": "",
217 data & (1<<1)? ", plane A pending flip wait": "",
218 data & (1<<0)? ", plane A scan line wait": "");
219 }
220
221 return 1;
222 }
223
224 static int
225 decode_mi(struct drm_intel_decode *ctx)
226 {
227 unsigned int opcode, len = -1;
228 const char *post_sync_op = "";
229 uint32_t *data = ctx->data;
230
231 struct {
232 uint32_t opcode;
233 int len_mask;
234 unsigned int min_len;
235 unsigned int max_len;
236 const char *name;
237 int (*func)(struct drm_intel_decode *ctx);
238 } opcodes_mi[] = {
239 { 0x08, 0, 1, 1, "MI_ARB_ON_OFF" },
240 { 0x0a, 0, 1, 1, "MI_BATCH_BUFFER_END" },
241 { 0x30, 0x3f, 3, 3, "MI_BATCH_BUFFER" },
242 { 0x31, 0x3f, 2, 2, "MI_BATCH_BUFFER_START" },
243 { 0x14, 0x3f, 3, 3, "MI_DISPLAY_BUFFER_INFO" },
244 { 0x04, 0, 1, 1, "MI_FLUSH" },
245 { 0x22, 0x1f, 3, 3, "MI_LOAD_REGISTER_IMM" },
246 { 0x13, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_EXCL" },
247 { 0x12, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_INCL" },
248 { 0x00, 0, 1, 1, "MI_NOOP" },
249 { 0x11, 0x3f, 2, 2, "MI_OVERLAY_FLIP" },
250 { 0x07, 0, 1, 1, "MI_REPORT_HEAD" },
251 { 0x18, 0x3f, 2, 2, "MI_SET_CONTEXT", decode_MI_SET_CONTEXT },
252 { 0x20, 0x3f, 3, 4, "MI_STORE_DATA_IMM" },
253 { 0x21, 0x3f, 3, 4, "MI_STORE_DATA_INDEX" },
254 { 0x24, 0x3f, 3, 3, "MI_STORE_REGISTER_MEM" },
255 { 0x02, 0, 1, 1, "MI_USER_INTERRUPT" },
256 { 0x03, 0, 1, 1, "MI_WAIT_FOR_EVENT", decode_MI_WAIT_FOR_EVENT },
257 { 0x16, 0x7f, 3, 3, "MI_SEMAPHORE_MBOX" },
258 { 0x26, 0x1f, 3, 4, "MI_FLUSH_DW" },
259 { 0x28, 0x3f, 3, 3, "MI_REPORT_PERF_COUNT" },
260 { 0x29, 0xff, 3, 3, "MI_LOAD_REGISTER_MEM" },
261 { 0x0b, 0, 1, 1, "MI_SUSPEND_FLUSH"},
262 }, *opcode_mi = NULL;
263
264 /* check instruction length */
265 for (opcode = 0; opcode < sizeof(opcodes_mi) / sizeof(opcodes_mi[0]);
266 opcode++) {
267 if ((data[0] & 0x1f800000) >> 23 == opcodes_mi[opcode].opcode) {
268 len = 1;
269 if (opcodes_mi[opcode].max_len > 1) {
270 len =
271 (data[0] & opcodes_mi[opcode].len_mask) + 2;
272 if (len < opcodes_mi[opcode].min_len
273 || len > opcodes_mi[opcode].max_len) {
274 fprintf(out,
275 "Bad length (%d) in %s, [%d, %d]\n",
276 len, opcodes_mi[opcode].name,
277 opcodes_mi[opcode].min_len,
278 opcodes_mi[opcode].max_len);
279 }
280 }
281 opcode_mi = &opcodes_mi[opcode];
282 break;
283 }
284 }
285
286 if (opcode_mi && opcode_mi->func)
287 return opcode_mi->func(ctx);
288
289 switch ((data[0] & 0x1f800000) >> 23) {
290 case 0x0a:
291 instr_out(ctx, 0, "MI_BATCH_BUFFER_END\n");
292 return -1;
293 case 0x16:
294 instr_out(ctx, 0, "MI_SEMAPHORE_MBOX%s%s%s%s %u\n",
295 data[0] & (1 << 22) ? " global gtt," : "",
296 data[0] & (1 << 21) ? " update semaphore," : "",
297 data[0] & (1 << 20) ? " compare semaphore," : "",
298 data[0] & (1 << 18) ? " use compare reg" : "",
299 (data[0] & (0x3 << 16)) >> 16);
300 instr_out(ctx, 1, "value\n");
301 instr_out(ctx, 2, "address\n");
302 return len;
303 case 0x21:
304 instr_out(ctx, 0, "MI_STORE_DATA_INDEX%s\n",
305 data[0] & (1 << 21) ? " use per-process HWS," : "");
306 instr_out(ctx, 1, "index\n");
307 instr_out(ctx, 2, "dword\n");
308 if (len == 4)
309 instr_out(ctx, 3, "upper dword\n");
310 return len;
311 case 0x00:
312 if (data[0] & (1 << 22))
313 instr_out(ctx, 0,
314 "MI_NOOP write NOPID reg, val=0x%x\n",
315 data[0] & ((1 << 22) - 1));
316 else
317 instr_out(ctx, 0, "MI_NOOP\n");
318 return len;
319 case 0x26:
320 switch (data[0] & (0x3 << 14)) {
321 case (0 << 14):
322 post_sync_op = "no write";
323 break;
324 case (1 << 14):
325 post_sync_op = "write data";
326 break;
327 case (2 << 14):
328 post_sync_op = "reserved";
329 break;
330 case (3 << 14):
331 post_sync_op = "write TIMESTAMP";
332 break;
333 }
334 instr_out(ctx, 0,
335 "MI_FLUSH_DW%s%s%s%s post_sync_op='%s' %s%s\n",
336 data[0] & (1 << 22) ?
337 " enable protected mem (BCS-only)," : "",
338 data[0] & (1 << 21) ? " store in hws," : "",
339 data[0] & (1 << 18) ? " invalidate tlb," : "",
340 data[0] & (1 << 17) ? " flush gfdt," : "",
341 post_sync_op,
342 data[0] & (1 << 8) ? " enable notify interrupt," : "",
343 data[0] & (1 << 7) ?
344 " invalidate video state (BCS-only)," : "");
345 if (data[0] & (1 << 21))
346 instr_out(ctx, 1, "hws index\n");
347 else
348 instr_out(ctx, 1, "address\n");
349 instr_out(ctx, 2, "dword\n");
350 if (len == 4)
351 instr_out(ctx, 3, "upper dword\n");
352 return len;
353 }
354
355 for (opcode = 0; opcode < sizeof(opcodes_mi) / sizeof(opcodes_mi[0]);
356 opcode++) {
357 if ((data[0] & 0x1f800000) >> 23 == opcodes_mi[opcode].opcode) {
358 unsigned int i;
359
360 instr_out(ctx, 0, "%s\n",
361 opcodes_mi[opcode].name);
362 for (i = 1; i < len; i++) {
363 instr_out(ctx, i, "dword %d\n", i);
364 }
365
366 return len;
367 }
368 }
369
370 instr_out(ctx, 0, "MI UNKNOWN\n");
371 return 1;
372 }
373
374 static void
375 decode_2d_br00(struct drm_intel_decode *ctx, const char *cmd)
376 {
377 instr_out(ctx, 0,
378 "%s (rgb %sabled, alpha %sabled, src tile %d, dst tile %d)\n",
379 cmd,
380 (ctx->data[0] & (1 << 20)) ? "en" : "dis",
381 (ctx->data[0] & (1 << 21)) ? "en" : "dis",
382 (ctx->data[0] >> 15) & 1,
383 (ctx->data[0] >> 11) & 1);
384 }
385
386 static void
387 decode_2d_br01(struct drm_intel_decode *ctx)
388 {
389 const char *format;
390 switch ((ctx->data[1] >> 24) & 0x3) {
391 case 0:
392 format = "8";
393 break;
394 case 1:
395 format = "565";
396 break;
397 case 2:
398 format = "1555";
399 break;
400 case 3:
401 format = "8888";
402 break;
403 }
404
405 instr_out(ctx, 1,
406 "format %s, pitch %d, rop 0x%02x, "
407 "clipping %sabled, %s%s \n",
408 format,
409 (short)(ctx->data[1] & 0xffff),
410 (ctx->data[1] >> 16) & 0xff,
411 ctx->data[1] & (1 << 30) ? "en" : "dis",
412 ctx->data[1] & (1 << 31) ? "solid pattern enabled, " : "",
413 ctx->data[1] & (1 << 31) ?
414 "mono pattern transparency enabled, " : "");
415
416 }
417
418 static int
419 decode_2d(struct drm_intel_decode *ctx)
420 {
421 unsigned int opcode, len;
422 uint32_t *data = ctx->data;
423
424 struct {
425 uint32_t opcode;
426 unsigned int min_len;
427 unsigned int max_len;
428 const char *name;
429 } opcodes_2d[] = {
430 { 0x40, 5, 5, "COLOR_BLT" },
431 { 0x43, 6, 6, "SRC_COPY_BLT" },
432 { 0x01, 8, 8, "XY_SETUP_BLT" },
433 { 0x11, 9, 9, "XY_SETUP_MONO_PATTERN_SL_BLT" },
434 { 0x03, 3, 3, "XY_SETUP_CLIP_BLT" },
435 { 0x24, 2, 2, "XY_PIXEL_BLT" },
436 { 0x25, 3, 3, "XY_SCANLINES_BLT" },
437 { 0x26, 4, 4, "Y_TEXT_BLT" },
438 { 0x31, 5, 134, "XY_TEXT_IMMEDIATE_BLT" },
439 { 0x50, 6, 6, "XY_COLOR_BLT" },
440 { 0x51, 6, 6, "XY_PAT_BLT" },
441 { 0x76, 8, 8, "XY_PAT_CHROMA_BLT" },
442 { 0x72, 7, 135, "XY_PAT_BLT_IMMEDIATE" },
443 { 0x77, 9, 137, "XY_PAT_CHROMA_BLT_IMMEDIATE" },
444 { 0x52, 9, 9, "XY_MONO_PAT_BLT" },
445 { 0x59, 7, 7, "XY_MONO_PAT_FIXED_BLT" },
446 { 0x53, 8, 8, "XY_SRC_COPY_BLT" },
447 { 0x54, 8, 8, "XY_MONO_SRC_COPY_BLT" },
448 { 0x71, 9, 137, "XY_MONO_SRC_COPY_IMMEDIATE_BLT" },
449 { 0x55, 9, 9, "XY_FULL_BLT" },
450 { 0x55, 9, 137, "XY_FULL_IMMEDIATE_PATTERN_BLT" },
451 { 0x56, 9, 9, "XY_FULL_MONO_SRC_BLT" },
452 { 0x75, 10, 138, "XY_FULL_MONO_SRC_IMMEDIATE_PATTERN_BLT" },
453 { 0x57, 12, 12, "XY_FULL_MONO_PATTERN_BLT" },
454 { 0x58, 12, 12, "XY_FULL_MONO_PATTERN_MONO_SRC_BLT"},
455 };
456
457 switch ((data[0] & 0x1fc00000) >> 22) {
458 case 0x25:
459 instr_out(ctx, 0,
460 "XY_SCANLINES_BLT (pattern seed (%d, %d), dst tile %d)\n",
461 (data[0] >> 12) & 0x8,
462 (data[0] >> 8) & 0x8, (data[0] >> 11) & 1);
463
464 len = (data[0] & 0x000000ff) + 2;
465 if (len != 3)
466 fprintf(out, "Bad count in XY_SCANLINES_BLT\n");
467
468 instr_out(ctx, 1, "dest (%d,%d)\n",
469 data[1] & 0xffff, data[1] >> 16);
470 instr_out(ctx, 2, "dest (%d,%d)\n",
471 data[2] & 0xffff, data[2] >> 16);
472 return len;
473 case 0x01:
474 decode_2d_br00(ctx, "XY_SETUP_BLT");
475
476 len = (data[0] & 0x000000ff) + 2;
477 if (len != 8)
478 fprintf(out, "Bad count in XY_SETUP_BLT\n");
479
480 decode_2d_br01(ctx);
481 instr_out(ctx, 2, "cliprect (%d,%d)\n",
482 data[2] & 0xffff, data[2] >> 16);
483 instr_out(ctx, 3, "cliprect (%d,%d)\n",
484 data[3] & 0xffff, data[3] >> 16);
485 instr_out(ctx, 4, "setup dst offset 0x%08x\n",
486 data[4]);
487 instr_out(ctx, 5, "setup background color\n");
488 instr_out(ctx, 6, "setup foreground color\n");
489 instr_out(ctx, 7, "color pattern offset\n");
490 return len;
491 case 0x03:
492 decode_2d_br00(ctx, "XY_SETUP_CLIP_BLT");
493
494 len = (data[0] & 0x000000ff) + 2;
495 if (len != 3)
496 fprintf(out, "Bad count in XY_SETUP_CLIP_BLT\n");
497
498 instr_out(ctx, 1, "cliprect (%d,%d)\n",
499 data[1] & 0xffff, data[2] >> 16);
500 instr_out(ctx, 2, "cliprect (%d,%d)\n",
501 data[2] & 0xffff, data[3] >> 16);
502 return len;
503 case 0x11:
504 decode_2d_br00(ctx, "XY_SETUP_MONO_PATTERN_SL_BLT");
505
506 len = (data[0] & 0x000000ff) + 2;
507 if (len != 9)
508 fprintf(out,
509 "Bad count in XY_SETUP_MONO_PATTERN_SL_BLT\n");
510
511 decode_2d_br01(ctx);
512 instr_out(ctx, 2, "cliprect (%d,%d)\n",
513 data[2] & 0xffff, data[2] >> 16);
514 instr_out(ctx, 3, "cliprect (%d,%d)\n",
515 data[3] & 0xffff, data[3] >> 16);
516 instr_out(ctx, 4, "setup dst offset 0x%08x\n",
517 data[4]);
518 instr_out(ctx, 5, "setup background color\n");
519 instr_out(ctx, 6, "setup foreground color\n");
520 instr_out(ctx, 7, "mono pattern dw0\n");
521 instr_out(ctx, 8, "mono pattern dw1\n");
522 return len;
523 case 0x50:
524 decode_2d_br00(ctx, "XY_COLOR_BLT");
525
526 len = (data[0] & 0x000000ff) + 2;
527 if (len != 6)
528 fprintf(out, "Bad count in XY_COLOR_BLT\n");
529
530 decode_2d_br01(ctx);
531 instr_out(ctx, 2, "(%d,%d)\n",
532 data[2] & 0xffff, data[2] >> 16);
533 instr_out(ctx, 3, "(%d,%d)\n",
534 data[3] & 0xffff, data[3] >> 16);
535 instr_out(ctx, 4, "offset 0x%08x\n", data[4]);
536 instr_out(ctx, 5, "color\n");
537 return len;
538 case 0x53:
539 decode_2d_br00(ctx, "XY_SRC_COPY_BLT");
540
541 len = (data[0] & 0x000000ff) + 2;
542 if (len != 8)
543 fprintf(out, "Bad count in XY_SRC_COPY_BLT\n");
544
545 decode_2d_br01(ctx);
546 instr_out(ctx, 2, "dst (%d,%d)\n",
547 data[2] & 0xffff, data[2] >> 16);
548 instr_out(ctx, 3, "dst (%d,%d)\n",
549 data[3] & 0xffff, data[3] >> 16);
550 instr_out(ctx, 4, "dst offset 0x%08x\n", data[4]);
551 instr_out(ctx, 5, "src (%d,%d)\n",
552 data[5] & 0xffff, data[5] >> 16);
553 instr_out(ctx, 6, "src pitch %d\n",
554 (short)(data[6] & 0xffff));
555 instr_out(ctx, 7, "src offset 0x%08x\n", data[7]);
556 return len;
557 }
558
559 for (opcode = 0; opcode < sizeof(opcodes_2d) / sizeof(opcodes_2d[0]);
560 opcode++) {
561 if ((data[0] & 0x1fc00000) >> 22 == opcodes_2d[opcode].opcode) {
562 unsigned int i;
563
564 len = 1;
565 instr_out(ctx, 0, "%s\n",
566 opcodes_2d[opcode].name);
567 if (opcodes_2d[opcode].max_len > 1) {
568 len = (data[0] & 0x000000ff) + 2;
569 if (len < opcodes_2d[opcode].min_len ||
570 len > opcodes_2d[opcode].max_len) {
571 fprintf(out, "Bad count in %s\n",
572 opcodes_2d[opcode].name);
573 }
574 }
575
576 for (i = 1; i < len; i++) {
577 instr_out(ctx, i, "dword %d\n", i);
578 }
579
580 return len;
581 }
582 }
583
584 instr_out(ctx, 0, "2D UNKNOWN\n");
585 return 1;
586 }
587
588 static int
589 decode_3d_1c(struct drm_intel_decode *ctx)
590 {
591 uint32_t *data = ctx->data;
592 uint32_t opcode;
593
594 opcode = (data[0] & 0x00f80000) >> 19;
595
596 switch (opcode) {
597 case 0x11:
598 instr_out(ctx, 0,
599 "3DSTATE_DEPTH_SUBRECTANGLE_DISABLE\n");
600 return 1;
601 case 0x10:
602 instr_out(ctx, 0, "3DSTATE_SCISSOR_ENABLE %s\n",
603 data[0] & 1 ? "enabled" : "disabled");
604 return 1;
605 case 0x01:
606 instr_out(ctx, 0, "3DSTATE_MAP_COORD_SET_I830\n");
607 return 1;
608 case 0x0a:
609 instr_out(ctx, 0, "3DSTATE_MAP_CUBE_I830\n");
610 return 1;
611 case 0x05:
612 instr_out(ctx, 0, "3DSTATE_MAP_TEX_STREAM_I830\n");
613 return 1;
614 }
615
616 instr_out(ctx, 0, "3D UNKNOWN: 3d_1c opcode = 0x%x\n",
617 opcode);
618 return 1;
619 }
620
621 /** Sets the string dstname to describe the destination of the PS instruction */
622 static void
623 i915_get_instruction_dst(uint32_t *data, int i, char *dstname, int do_mask)
624 {
625 uint32_t a0 = data[i];
626 int dst_nr = (a0 >> 14) & 0xf;
627 char dstmask[8];
628 const char *sat;
629
630 if (do_mask) {
631 if (((a0 >> 10) & 0xf) == 0xf) {
632 dstmask[0] = 0;
633 } else {
634 int dstmask_index = 0;
635
636 dstmask[dstmask_index++] = '.';
637 if (a0 & (1 << 10))
638 dstmask[dstmask_index++] = 'x';
639 if (a0 & (1 << 11))
640 dstmask[dstmask_index++] = 'y';
641 if (a0 & (1 << 12))
642 dstmask[dstmask_index++] = 'z';
643 if (a0 & (1 << 13))
644 dstmask[dstmask_index++] = 'w';
645 dstmask[dstmask_index++] = 0;
646 }
647
648 if (a0 & (1 << 22))
649 sat = ".sat";
650 else
651 sat = "";
652 } else {
653 dstmask[0] = 0;
654 sat = "";
655 }
656
657 switch ((a0 >> 19) & 0x7) {
658 case 0:
659 if (dst_nr > 15)
660 fprintf(out, "bad destination reg R%d\n", dst_nr);
661 sprintf(dstname, "R%d%s%s", dst_nr, dstmask, sat);
662 break;
663 case 4:
664 if (dst_nr > 0)
665 fprintf(out, "bad destination reg oC%d\n", dst_nr);
666 sprintf(dstname, "oC%s%s", dstmask, sat);
667 break;
668 case 5:
669 if (dst_nr > 0)
670 fprintf(out, "bad destination reg oD%d\n", dst_nr);
671 sprintf(dstname, "oD%s%s", dstmask, sat);
672 break;
673 case 6:
674 if (dst_nr > 3)
675 fprintf(out, "bad destination reg U%d\n", dst_nr);
676 sprintf(dstname, "U%d%s%s", dst_nr, dstmask, sat);
677 break;
678 default:
679 sprintf(dstname, "RESERVED");
680 break;
681 }
682 }
683
684 static const char *
685 i915_get_channel_swizzle(uint32_t select)
686 {
687 switch (select & 0x7) {
688 case 0:
689 return (select & 8) ? "-x" : "x";
690 case 1:
691 return (select & 8) ? "-y" : "y";
692 case 2:
693 return (select & 8) ? "-z" : "z";
694 case 3:
695 return (select & 8) ? "-w" : "w";
696 case 4:
697 return (select & 8) ? "-0" : "0";
698 case 5:
699 return (select & 8) ? "-1" : "1";
700 default:
701 return (select & 8) ? "-bad" : "bad";
702 }
703 }
704
705 static void
706 i915_get_instruction_src_name(uint32_t src_type, uint32_t src_nr, char *name)
707 {
708 switch (src_type) {
709 case 0:
710 sprintf(name, "R%d", src_nr);
711 if (src_nr > 15)
712 fprintf(out, "bad src reg %s\n", name);
713 break;
714 case 1:
715 if (src_nr < 8)
716 sprintf(name, "T%d", src_nr);
717 else if (src_nr == 8)
718 sprintf(name, "DIFFUSE");
719 else if (src_nr == 9)
720 sprintf(name, "SPECULAR");
721 else if (src_nr == 10)
722 sprintf(name, "FOG");
723 else {
724 fprintf(out, "bad src reg T%d\n", src_nr);
725 sprintf(name, "RESERVED");
726 }
727 break;
728 case 2:
729 sprintf(name, "C%d", src_nr);
730 if (src_nr > 31)
731 fprintf(out, "bad src reg %s\n", name);
732 break;
733 case 4:
734 sprintf(name, "oC");
735 if (src_nr > 0)
736 fprintf(out, "bad src reg oC%d\n", src_nr);
737 break;
738 case 5:
739 sprintf(name, "oD");
740 if (src_nr > 0)
741 fprintf(out, "bad src reg oD%d\n", src_nr);
742 break;
743 case 6:
744 sprintf(name, "U%d", src_nr);
745 if (src_nr > 3)
746 fprintf(out, "bad src reg %s\n", name);
747 break;
748 default:
749 fprintf(out, "bad src reg type %d\n", src_type);
750 sprintf(name, "RESERVED");
751 break;
752 }
753 }
754
755 static void i915_get_instruction_src0(uint32_t *data, int i, char *srcname)
756 {
757 uint32_t a0 = data[i];
758 uint32_t a1 = data[i + 1];
759 int src_nr = (a0 >> 2) & 0x1f;
760 const char *swizzle_x = i915_get_channel_swizzle((a1 >> 28) & 0xf);
761 const char *swizzle_y = i915_get_channel_swizzle((a1 >> 24) & 0xf);
762 const char *swizzle_z = i915_get_channel_swizzle((a1 >> 20) & 0xf);
763 const char *swizzle_w = i915_get_channel_swizzle((a1 >> 16) & 0xf);
764 char swizzle[100];
765
766 i915_get_instruction_src_name((a0 >> 7) & 0x7, src_nr, srcname);
767 sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
768 swizzle_w);
769 if (strcmp(swizzle, ".xyzw") != 0)
770 strcat(srcname, swizzle);
771 }
772
773 static void i915_get_instruction_src1(uint32_t *data, int i, char *srcname)
774 {
775 uint32_t a1 = data[i + 1];
776 uint32_t a2 = data[i + 2];
777 int src_nr = (a1 >> 8) & 0x1f;
778 const char *swizzle_x = i915_get_channel_swizzle((a1 >> 4) & 0xf);
779 const char *swizzle_y = i915_get_channel_swizzle((a1 >> 0) & 0xf);
780 const char *swizzle_z = i915_get_channel_swizzle((a2 >> 28) & 0xf);
781 const char *swizzle_w = i915_get_channel_swizzle((a2 >> 24) & 0xf);
782 char swizzle[100];
783
784 i915_get_instruction_src_name((a1 >> 13) & 0x7, src_nr, srcname);
785 sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
786 swizzle_w);
787 if (strcmp(swizzle, ".xyzw") != 0)
788 strcat(srcname, swizzle);
789 }
790
791 static void i915_get_instruction_src2(uint32_t *data, int i, char *srcname)
792 {
793 uint32_t a2 = data[i + 2];
794 int src_nr = (a2 >> 16) & 0x1f;
795 const char *swizzle_x = i915_get_channel_swizzle((a2 >> 12) & 0xf);
796 const char *swizzle_y = i915_get_channel_swizzle((a2 >> 8) & 0xf);
797 const char *swizzle_z = i915_get_channel_swizzle((a2 >> 4) & 0xf);
798 const char *swizzle_w = i915_get_channel_swizzle((a2 >> 0) & 0xf);
799 char swizzle[100];
800
801 i915_get_instruction_src_name((a2 >> 21) & 0x7, src_nr, srcname);
802 sprintf(swizzle, ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z,
803 swizzle_w);
804 if (strcmp(swizzle, ".xyzw") != 0)
805 strcat(srcname, swizzle);
806 }
807
808 static void
809 i915_get_instruction_addr(uint32_t src_type, uint32_t src_nr, char *name)
810 {
811 switch (src_type) {
812 case 0:
813 sprintf(name, "R%d", src_nr);
814 if (src_nr > 15)
815 fprintf(out, "bad src reg %s\n", name);
816 break;
817 case 1:
818 if (src_nr < 8)
819 sprintf(name, "T%d", src_nr);
820 else if (src_nr == 8)
821 sprintf(name, "DIFFUSE");
822 else if (src_nr == 9)
823 sprintf(name, "SPECULAR");
824 else if (src_nr == 10)
825 sprintf(name, "FOG");
826 else {
827 fprintf(out, "bad src reg T%d\n", src_nr);
828 sprintf(name, "RESERVED");
829 }
830 break;
831 case 4:
832 sprintf(name, "oC");
833 if (src_nr > 0)
834 fprintf(out, "bad src reg oC%d\n", src_nr);
835 break;
836 case 5:
837 sprintf(name, "oD");
838 if (src_nr > 0)
839 fprintf(out, "bad src reg oD%d\n", src_nr);
840 break;
841 default:
842 fprintf(out, "bad src reg type %d\n", src_type);
843 sprintf(name, "RESERVED");
844 break;
845 }
846 }
847
848 static void
849 i915_decode_alu1(struct drm_intel_decode *ctx,
850 int i, char *instr_prefix, const char *op_name)
851 {
852 char dst[100], src0[100];
853
854 i915_get_instruction_dst(ctx->data, i, dst, 1);
855 i915_get_instruction_src0(ctx->data, i, src0);
856
857 instr_out(ctx, i++, "%s: %s %s, %s\n", instr_prefix,
858 op_name, dst, src0);
859 instr_out(ctx, i++, "%s\n", instr_prefix);
860 instr_out(ctx, i++, "%s\n", instr_prefix);
861 }
862
863 static void
864 i915_decode_alu2(struct drm_intel_decode *ctx,
865 int i, char *instr_prefix, const char *op_name)
866 {
867 char dst[100], src0[100], src1[100];
868
869 i915_get_instruction_dst(ctx->data, i, dst, 1);
870 i915_get_instruction_src0(ctx->data, i, src0);
871 i915_get_instruction_src1(ctx->data, i, src1);
872
873 instr_out(ctx, i++, "%s: %s %s, %s, %s\n", instr_prefix,
874 op_name, dst, src0, src1);
875 instr_out(ctx, i++, "%s\n", instr_prefix);
876 instr_out(ctx, i++, "%s\n", instr_prefix);
877 }
878
879 static void
880 i915_decode_alu3(struct drm_intel_decode *ctx,
881 int i, char *instr_prefix, const char *op_name)
882 {
883 char dst[100], src0[100], src1[100], src2[100];
884
885 i915_get_instruction_dst(ctx->data, i, dst, 1);
886 i915_get_instruction_src0(ctx->data, i, src0);
887 i915_get_instruction_src1(ctx->data, i, src1);
888 i915_get_instruction_src2(ctx->data, i, src2);
889
890 instr_out(ctx, i++, "%s: %s %s, %s, %s, %s\n", instr_prefix,
891 op_name, dst, src0, src1, src2);
892 instr_out(ctx, i++, "%s\n", instr_prefix);
893 instr_out(ctx, i++, "%s\n", instr_prefix);
894 }
895
896 static void
897 i915_decode_tex(struct drm_intel_decode *ctx, int i,
898 const char *instr_prefix, const char *tex_name)
899 {
900 uint32_t t0 = ctx->data[i];
901 uint32_t t1 = ctx->data[i + 1];
902 char dst_name[100];
903 char addr_name[100];
904 int sampler_nr;
905
906 i915_get_instruction_dst(ctx->data, i, dst_name, 0);
907 i915_get_instruction_addr((t1 >> 24) & 0x7,
908 (t1 >> 17) & 0xf, addr_name);
909 sampler_nr = t0 & 0xf;
910
911 instr_out(ctx, i++, "%s: %s %s, S%d, %s\n", instr_prefix,
912 tex_name, dst_name, sampler_nr, addr_name);
913 instr_out(ctx, i++, "%s\n", instr_prefix);
914 instr_out(ctx, i++, "%s\n", instr_prefix);
915 }
916
917 static void
918 i915_decode_dcl(struct drm_intel_decode *ctx, int i, char *instr_prefix)
919 {
920 uint32_t d0 = ctx->data[i];
921 const char *sampletype;
922 int dcl_nr = (d0 >> 14) & 0xf;
923 const char *dcl_x = d0 & (1 << 10) ? "x" : "";
924 const char *dcl_y = d0 & (1 << 11) ? "y" : "";
925 const char *dcl_z = d0 & (1 << 12) ? "z" : "";
926 const char *dcl_w = d0 & (1 << 13) ? "w" : "";
927 char dcl_mask[10];
928
929 switch ((d0 >> 19) & 0x3) {
930 case 1:
931 sprintf(dcl_mask, ".%s%s%s%s", dcl_x, dcl_y, dcl_z, dcl_w);
932 if (strcmp(dcl_mask, ".") == 0)
933 fprintf(out, "bad (empty) dcl mask\n");
934
935 if (dcl_nr > 10)
936 fprintf(out, "bad T%d dcl register number\n", dcl_nr);
937 if (dcl_nr < 8) {
938 if (strcmp(dcl_mask, ".x") != 0 &&
939 strcmp(dcl_mask, ".xy") != 0 &&
940 strcmp(dcl_mask, ".xz") != 0 &&
941 strcmp(dcl_mask, ".w") != 0 &&
942 strcmp(dcl_mask, ".xyzw") != 0) {
943 fprintf(out, "bad T%d.%s dcl mask\n", dcl_nr,
944 dcl_mask);
945 }
946 instr_out(ctx, i++, "%s: DCL T%d%s\n",
947 instr_prefix, dcl_nr, dcl_mask);
948 } else {
949 if (strcmp(dcl_mask, ".xz") == 0)
950 fprintf(out, "errataed bad dcl mask %s\n",
951 dcl_mask);
952 else if (strcmp(dcl_mask, ".xw") == 0)
953 fprintf(out, "errataed bad dcl mask %s\n",
954 dcl_mask);
955 else if (strcmp(dcl_mask, ".xzw") == 0)
956 fprintf(out, "errataed bad dcl mask %s\n",
957 dcl_mask);
958
959 if (dcl_nr == 8) {
960 instr_out(ctx, i++,
961 "%s: DCL DIFFUSE%s\n", instr_prefix,
962 dcl_mask);
963 } else if (dcl_nr == 9) {
964 instr_out(ctx, i++,
965 "%s: DCL SPECULAR%s\n", instr_prefix,
966 dcl_mask);
967 } else if (dcl_nr == 10) {
968 instr_out(ctx, i++,
969 "%s: DCL FOG%s\n", instr_prefix,
970 dcl_mask);
971 }
972 }
973 instr_out(ctx, i++, "%s\n", instr_prefix);
974 instr_out(ctx, i++, "%s\n", instr_prefix);
975 break;
976 case 3:
977 switch ((d0 >> 22) & 0x3) {
978 case 0:
979 sampletype = "2D";
980 break;
981 case 1:
982 sampletype = "CUBE";
983 break;
984 case 2:
985 sampletype = "3D";
986 break;
987 default:
988 sampletype = "RESERVED";
989 break;
990 }
991 if (dcl_nr > 15)
992 fprintf(out, "bad S%d dcl register number\n", dcl_nr);
993 instr_out(ctx, i++, "%s: DCL S%d %s\n",
994 instr_prefix, dcl_nr, sampletype);
995 instr_out(ctx, i++, "%s\n", instr_prefix);
996 instr_out(ctx, i++, "%s\n", instr_prefix);
997 break;
998 default:
999 instr_out(ctx, i++, "%s: DCL RESERVED%d\n",
1000 instr_prefix, dcl_nr);
1001 instr_out(ctx, i++, "%s\n", instr_prefix);
1002 instr_out(ctx, i++, "%s\n", instr_prefix);
1003 }
1004 }
1005
1006 static void
1007 i915_decode_instruction(struct drm_intel_decode *ctx,
1008 int i, char *instr_prefix)
1009 {
1010 switch ((ctx->data[i] >> 24) & 0x1f) {
1011 case 0x0:
1012 instr_out(ctx, i++, "%s: NOP\n", instr_prefix);
1013 instr_out(ctx, i++, "%s\n", instr_prefix);
1014 instr_out(ctx, i++, "%s\n", instr_prefix);
1015 break;
1016 case 0x01:
1017 i915_decode_alu2(ctx, i, instr_prefix, "ADD");
1018 break;
1019 case 0x02:
1020 i915_decode_alu1(ctx, i, instr_prefix, "MOV");
1021 break;
1022 case 0x03:
1023 i915_decode_alu2(ctx, i, instr_prefix, "MUL");
1024 break;
1025 case 0x04:
1026 i915_decode_alu3(ctx, i, instr_prefix, "MAD");
1027 break;
1028 case 0x05:
1029 i915_decode_alu3(ctx, i, instr_prefix, "DP2ADD");
1030 break;
1031 case 0x06:
1032 i915_decode_alu2(ctx, i, instr_prefix, "DP3");
1033 break;
1034 case 0x07:
1035 i915_decode_alu2(ctx, i, instr_prefix, "DP4");
1036 break;
1037 case 0x08:
1038 i915_decode_alu1(ctx, i, instr_prefix, "FRC");
1039 break;
1040 case 0x09:
1041 i915_decode_alu1(ctx, i, instr_prefix, "RCP");
1042 break;
1043 case 0x0a:
1044 i915_decode_alu1(ctx, i, instr_prefix, "RSQ");
1045 break;
1046 case 0x0b:
1047 i915_decode_alu1(ctx, i, instr_prefix, "EXP");
1048 break;
1049 case 0x0c:
1050 i915_decode_alu1(ctx, i, instr_prefix, "LOG");
1051 break;
1052 case 0x0d:
1053 i915_decode_alu2(ctx, i, instr_prefix, "CMP");
1054 break;
1055 case 0x0e:
1056 i915_decode_alu2(ctx, i, instr_prefix, "MIN");
1057 break;
1058 case 0x0f:
1059 i915_decode_alu2(ctx, i, instr_prefix, "MAX");
1060 break;
1061 case 0x10:
1062 i915_decode_alu1(ctx, i, instr_prefix, "FLR");
1063 break;
1064 case 0x11:
1065 i915_decode_alu1(ctx, i, instr_prefix, "MOD");
1066 break;
1067 case 0x12:
1068 i915_decode_alu1(ctx, i, instr_prefix, "TRC");
1069 break;
1070 case 0x13:
1071 i915_decode_alu2(ctx, i, instr_prefix, "SGE");
1072 break;
1073 case 0x14:
1074 i915_decode_alu2(ctx, i, instr_prefix, "SLT");
1075 break;
1076 case 0x15:
1077 i915_decode_tex(ctx, i, instr_prefix, "TEXLD");
1078 break;
1079 case 0x16:
1080 i915_decode_tex(ctx, i, instr_prefix, "TEXLDP");
1081 break;
1082 case 0x17:
1083 i915_decode_tex(ctx, i, instr_prefix, "TEXLDB");
1084 break;
1085 case 0x19:
1086 i915_decode_dcl(ctx, i, instr_prefix);
1087 break;
1088 default:
1089 instr_out(ctx, i++, "%s: unknown\n", instr_prefix);
1090 instr_out(ctx, i++, "%s\n", instr_prefix);
1091 instr_out(ctx, i++, "%s\n", instr_prefix);
1092 break;
1093 }
1094 }
1095
1096 static const char *
1097 decode_compare_func(uint32_t op)
1098 {
1099 switch (op & 0x7) {
1100 case 0:
1101 return "always";
1102 case 1:
1103 return "never";
1104 case 2:
1105 return "less";
1106 case 3:
1107 return "equal";
1108 case 4:
1109 return "lequal";
1110 case 5:
1111 return "greater";
1112 case 6:
1113 return "notequal";
1114 case 7:
1115 return "gequal";
1116 }
1117 return "";
1118 }
1119
1120 static const char *
1121 decode_stencil_op(uint32_t op)
1122 {
1123 switch (op & 0x7) {
1124 case 0:
1125 return "keep";
1126 case 1:
1127 return "zero";
1128 case 2:
1129 return "replace";
1130 case 3:
1131 return "incr_sat";
1132 case 4:
1133 return "decr_sat";
1134 case 5:
1135 return "greater";
1136 case 6:
1137 return "incr";
1138 case 7:
1139 return "decr";
1140 }
1141 return "";
1142 }
1143
1144 #if 0
1145 static const char *
1146 decode_logic_op(uint32_t op)
1147 {
1148 switch (op & 0xf) {
1149 case 0:
1150 return "clear";
1151 case 1:
1152 return "nor";
1153 case 2:
1154 return "and_inv";
1155 case 3:
1156 return "copy_inv";
1157 case 4:
1158 return "and_rvrse";
1159 case 5:
1160 return "inv";
1161 case 6:
1162 return "xor";
1163 case 7:
1164 return "nand";
1165 case 8:
1166 return "and";
1167 case 9:
1168 return "equiv";
1169 case 10:
1170 return "noop";
1171 case 11:
1172 return "or_inv";
1173 case 12:
1174 return "copy";
1175 case 13:
1176 return "or_rvrse";
1177 case 14:
1178 return "or";
1179 case 15:
1180 return "set";
1181 }
1182 return "";
1183 }
1184 #endif
1185
1186 static const char *
1187 decode_blend_fact(uint32_t op)
1188 {
1189 switch (op & 0xf) {
1190 case 1:
1191 return "zero";
1192 case 2:
1193 return "one";
1194 case 3:
1195 return "src_colr";
1196 case 4:
1197 return "inv_src_colr";
1198 case 5:
1199 return "src_alpha";
1200 case 6:
1201 return "inv_src_alpha";
1202 case 7:
1203 return "dst_alpha";
1204 case 8:
1205 return "inv_dst_alpha";
1206 case 9:
1207 return "dst_colr";
1208 case 10:
1209 return "inv_dst_colr";
1210 case 11:
1211 return "src_alpha_sat";
1212 case 12:
1213 return "cnst_colr";
1214 case 13:
1215 return "inv_cnst_colr";
1216 case 14:
1217 return "cnst_alpha";
1218 case 15:
1219 return "inv_const_alpha";
1220 }
1221 return "";
1222 }
1223
1224 static const char *
1225 decode_tex_coord_mode(uint32_t mode)
1226 {
1227 switch (mode & 0x7) {
1228 case 0:
1229 return "wrap";
1230 case 1:
1231 return "mirror";
1232 case 2:
1233 return "clamp_edge";
1234 case 3:
1235 return "cube";
1236 case 4:
1237 return "clamp_border";
1238 case 5:
1239 return "mirror_once";
1240 }
1241 return "";
1242 }
1243
1244 static const char *
1245 decode_sample_filter(uint32_t mode)
1246 {
1247 switch (mode & 0x7) {
1248 case 0:
1249 return "nearest";
1250 case 1:
1251 return "linear";
1252 case 2:
1253 return "anisotropic";
1254 case 3:
1255 return "4x4_1";
1256 case 4:
1257 return "4x4_2";
1258 case 5:
1259 return "4x4_flat";
1260 case 6:
1261 return "6x5_mono";
1262 }
1263 return "";
1264 }
1265
1266 static int
1267 decode_3d_1d(struct drm_intel_decode *ctx)
1268 {
1269 unsigned int len, i, c, idx, word, map, sampler, instr;
1270 const char *format, *zformat, *type;
1271 uint32_t opcode;
1272 uint32_t *data = ctx->data;
1273 uint32_t devid = ctx->devid;
1274
1275 struct {
1276 uint32_t opcode;
1277 int i830_only;
1278 unsigned int min_len;
1279 unsigned int max_len;
1280 const char *name;
1281 } opcodes_3d_1d[] = {
1282 { 0x86, 0, 4, 4, "3DSTATE_CHROMA_KEY" },
1283 { 0x88, 0, 2, 2, "3DSTATE_CONSTANT_BLEND_COLOR" },
1284 { 0x99, 0, 2, 2, "3DSTATE_DEFAULT_DIFFUSE" },
1285 { 0x9a, 0, 2, 2, "3DSTATE_DEFAULT_SPECULAR" },
1286 { 0x98, 0, 2, 2, "3DSTATE_DEFAULT_Z" },
1287 { 0x97, 0, 2, 2, "3DSTATE_DEPTH_OFFSET_SCALE" },
1288 { 0x9d, 0, 65, 65, "3DSTATE_FILTER_COEFFICIENTS_4X4" },
1289 { 0x9e, 0, 4, 4, "3DSTATE_MONO_FILTER" },
1290 { 0x89, 0, 4, 4, "3DSTATE_FOG_MODE" },
1291 { 0x8f, 0, 2, 16, "3DSTATE_MAP_PALLETE_LOAD_32" },
1292 { 0x83, 0, 2, 2, "3DSTATE_SPAN_STIPPLE" },
1293 { 0x8c, 1, 2, 2, "3DSTATE_MAP_COORD_TRANSFORM_I830" },
1294 { 0x8b, 1, 2, 2, "3DSTATE_MAP_VERTEX_TRANSFORM_I830" },
1295 { 0x8d, 1, 3, 3, "3DSTATE_W_STATE_I830" },
1296 { 0x01, 1, 2, 2, "3DSTATE_COLOR_FACTOR_I830" },
1297 { 0x02, 1, 2, 2, "3DSTATE_MAP_COORD_SETBIND_I830"},
1298 }, *opcode_3d_1d;
1299
1300 opcode = (data[0] & 0x00ff0000) >> 16;
1301
1302 switch (opcode) {
1303 case 0x07:
1304 /* This instruction is unusual. A 0 length means just
1305 * 1 DWORD instead of 2. The 0 length is specified in
1306 * one place to be unsupported, but stated to be
1307 * required in another, and 0 length LOAD_INDIRECTs
1308 * appear to cause no harm at least.
1309 */
1310 instr_out(ctx, 0, "3DSTATE_LOAD_INDIRECT\n");
1311 len = (data[0] & 0x000000ff) + 1;
1312 i = 1;
1313 if (data[0] & (0x01 << 8)) {
1314 instr_out(ctx, i++, "SIS.0\n");
1315 instr_out(ctx, i++, "SIS.1\n");
1316 }
1317 if (data[0] & (0x02 << 8)) {
1318 instr_out(ctx, i++, "DIS.0\n");
1319 }
1320 if (data[0] & (0x04 << 8)) {
1321 instr_out(ctx, i++, "SSB.0\n");
1322 instr_out(ctx, i++, "SSB.1\n");
1323 }
1324 if (data[0] & (0x08 << 8)) {
1325 instr_out(ctx, i++, "MSB.0\n");
1326 instr_out(ctx, i++, "MSB.1\n");
1327 }
1328 if (data[0] & (0x10 << 8)) {
1329 instr_out(ctx, i++, "PSP.0\n");
1330 instr_out(ctx, i++, "PSP.1\n");
1331 }
1332 if (data[0] & (0x20 << 8)) {
1333 instr_out(ctx, i++, "PSC.0\n");
1334 instr_out(ctx, i++, "PSC.1\n");
1335 }
1336 if (len != i) {
1337 fprintf(out, "Bad count in 3DSTATE_LOAD_INDIRECT\n");
1338 return len;
1339 }
1340 return len;
1341 case 0x04:
1342 instr_out(ctx, 0,
1343 "3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
1344 len = (data[0] & 0x0000000f) + 2;
1345 i = 1;
1346 for (word = 0; word <= 8; word++) {
1347 if (data[0] & (1 << (4 + word))) {
1348 /* save vertex state for decode */
1349 if (!IS_GEN2(devid)) {
1350 int tex_num;
1351
1352 if (word == 2) {
1353 saved_s2_set = 1;
1354 saved_s2 = data[i];
1355 }
1356 if (word == 4) {
1357 saved_s4_set = 1;
1358 saved_s4 = data[i];
1359 }
1360
1361 switch (word) {
1362 case 0:
1363 instr_out(ctx, i,
1364 "S0: vbo offset: 0x%08x%s\n",
1365 data[i] & (~1),
1366 data[i] & 1 ?
1367 ", auto cache invalidate disabled"
1368 : "");
1369 break;
1370 case 1:
1371 instr_out(ctx, i,
1372 "S1: vertex width: %i, vertex pitch: %i\n",
1373 (data[i] >> 24) &
1374 0x3f,
1375 (data[i] >> 16) &
1376 0x3f);
1377 break;
1378 case 2:
1379 instr_out(ctx, i,
1380 "S2: texcoord formats: ");
1381 for (tex_num = 0;
1382 tex_num < 8; tex_num++) {
1383 switch ((data[i] >>
1384 tex_num *
1385 4) & 0xf) {
1386 case 0:
1387 fprintf(out,
1388 "%i=2D ",
1389 tex_num);
1390 break;
1391 case 1:
1392 fprintf(out,
1393 "%i=3D ",
1394 tex_num);
1395 break;
1396 case 2:
1397 fprintf(out,
1398 "%i=4D ",
1399 tex_num);
1400 break;
1401 case 3:
1402 fprintf(out,
1403 "%i=1D ",
1404 tex_num);
1405 break;
1406 case 4:
1407 fprintf(out,
1408 "%i=2D_16 ",
1409 tex_num);
1410 break;
1411 case 5:
1412 fprintf(out,
1413 "%i=4D_16 ",
1414 tex_num);
1415 break;
1416 case 0xf:
1417 fprintf(out,
1418 "%i=NP ",
1419 tex_num);
1420 break;
1421 }
1422 }
1423 fprintf(out, "\n");
1424
1425 break;
1426 case 3:
1427 instr_out(ctx, i,
1428 "S3: not documented\n");
1429 break;
1430 case 4:
1431 {
1432 const char *cullmode = "";
1433 const char *vfmt_xyzw = "";
1434 switch ((data[i] >> 13)
1435 & 0x3) {
1436 case 0:
1437 cullmode =
1438 "both";
1439 break;
1440 case 1:
1441 cullmode =
1442 "none";
1443 break;
1444 case 2:
1445 cullmode = "cw";
1446 break;
1447 case 3:
1448 cullmode =
1449 "ccw";
1450 break;
1451 }
1452 switch (data[i] &
1453 (7 << 6 | 1 <<
1454 2)) {
1455 case 1 << 6:
1456 vfmt_xyzw =
1457 "XYZ,";
1458 break;
1459 case 2 << 6:
1460 vfmt_xyzw =
1461 "XYZW,";
1462 break;
1463 case 3 << 6:
1464 vfmt_xyzw =
1465 "XY,";
1466 break;
1467 case 4 << 6:
1468 vfmt_xyzw =
1469 "XYW,";
1470 break;
1471 case 1 << 6 | 1 << 2:
1472 vfmt_xyzw =
1473 "XYZF,";
1474 break;
1475 case 2 << 6 | 1 << 2:
1476 vfmt_xyzw =
1477 "XYZWF,";
1478 break;
1479 case 3 << 6 | 1 << 2:
1480 vfmt_xyzw =
1481 "XYF,";
1482 break;
1483 case 4 << 6 | 1 << 2:
1484 vfmt_xyzw =
1485 "XYWF,";
1486 break;
1487 }
1488 instr_out(ctx, i,
1489 "S4: point_width=%i, line_width=%.1f,"
1490 "%s%s%s%s%s cullmode=%s, vfmt=%s%s%s%s%s%s "
1491 "%s%s%s%s%s\n",
1492 (data[i] >>
1493 23) & 0x1ff,
1494 ((data[i] >>
1495 19) & 0xf) /
1496 2.0,
1497 data[i] & (0xf
1498 <<
1499 15)
1500 ?
1501 " flatshade="
1502 : "",
1503 data[i] & (1
1504 <<
1505 18)
1506 ? "Alpha," :
1507 "",
1508 data[i] & (1
1509 <<
1510 17)
1511 ? "Fog," : "",
1512 data[i] & (1
1513 <<
1514 16)
1515 ? "Specular,"
1516 : "",
1517 data[i] & (1
1518 <<
1519 15)
1520 ? "Color," :
1521 "", cullmode,
1522 data[i] & (1
1523 <<
1524 12)
1525 ?
1526 "PointWidth,"
1527 : "",
1528 data[i] & (1
1529 <<
1530 11)
1531 ? "SpecFog," :
1532 "",
1533 data[i] & (1
1534 <<
1535 10)
1536 ? "Color," :
1537 "",
1538 data[i] & (1
1539 <<
1540 9)
1541 ? "DepthOfs,"
1542 : "",
1543 vfmt_xyzw,
1544 data[i] & (1
1545 <<
1546 9)
1547 ? "FogParam,"
1548 : "",
1549 data[i] & (1
1550 <<
1551 5)
1552 ?
1553 "force default diffuse, "
1554 : "",
1555 data[i] & (1
1556 <<
1557 4)
1558 ?
1559 "force default specular, "
1560 : "",
1561 data[i] & (1
1562 <<
1563 3)
1564 ?
1565 "local depth ofs enable, "
1566 : "",
1567 data[i] & (1
1568 <<
1569 1)
1570 ?
1571 "point sprite enable, "
1572 : "",
1573 data[i] & (1
1574 <<
1575 0)
1576 ?
1577 "line AA enable, "
1578 : "");
1579 break;
1580 }
1581 case 5:
1582 {
1583 instr_out(ctx, i,
1584 "S5:%s%s%s%s%s"
1585 "%s%s%s%s stencil_ref=0x%x, stencil_test=%s, "
1586 "stencil_fail=%s, stencil_pass_z_fail=%s, "
1587 "stencil_pass_z_pass=%s, %s%s%s%s\n",
1588 data[i] & (0xf
1589 <<
1590 28)
1591 ?
1592 " write_disable="
1593 : "",
1594 data[i] & (1
1595 <<
1596 31)
1597 ? "Alpha," :
1598 "",
1599 data[i] & (1
1600 <<
1601 30)
1602 ? "Red," : "",
1603 data[i] & (1
1604 <<
1605 29)
1606 ? "Green," :
1607 "",
1608 data[i] & (1
1609 <<
1610 28)
1611 ? "Blue," :
1612 "",
1613 data[i] & (1
1614 <<
1615 27)
1616 ?
1617 " force default point size,"
1618 : "",
1619 data[i] & (1
1620 <<
1621 26)
1622 ?
1623 " last pixel enable,"
1624 : "",
1625 data[i] & (1
1626 <<
1627 25)
1628 ?
1629 " global depth ofs enable,"
1630 : "",
1631 data[i] & (1
1632 <<
1633 24)
1634 ?
1635 " fog enable,"
1636 : "",
1637 (data[i] >>
1638 16) & 0xff,
1639 decode_compare_func
1640 (data[i] >>
1641 13),
1642 decode_stencil_op
1643 (data[i] >>
1644 10),
1645 decode_stencil_op
1646 (data[i] >>
1647 7),
1648 decode_stencil_op
1649 (data[i] >>
1650 4),
1651 data[i] & (1
1652 <<
1653 3)
1654 ?
1655 "stencil write enable, "
1656 : "",
1657 data[i] & (1
1658 <<
1659 2)
1660 ?
1661 "stencil test enable, "
1662 : "",
1663 data[i] & (1
1664 <<
1665 1)
1666 ?
1667 "color dither enable, "
1668 : "",
1669 data[i] & (1
1670 <<
1671 0)
1672 ?
1673 "logicop enable, "
1674 : "");
1675 }
1676 break;
1677 case 6:
1678 instr_out(ctx, i,
1679 "S6: %salpha_test=%s, alpha_ref=0x%x, "
1680 "depth_test=%s, %ssrc_blnd_fct=%s, dst_blnd_fct=%s, "
1681 "%s%stristrip_provoking_vertex=%i\n",
1682 data[i] & (1 << 31) ?
1683 "alpha test enable, "
1684 : "",
1685 decode_compare_func
1686 (data[i] >> 28),
1687 data[i] & (0xff <<
1688 20),
1689 decode_compare_func
1690 (data[i] >> 16),
1691 data[i] & (1 << 15) ?
1692 "cbuf blend enable, "
1693 : "",
1694 decode_blend_fact(data
1695 [i]
1696 >>
1697 8),
1698 decode_blend_fact(data
1699 [i]
1700 >>
1701 4),
1702 data[i] & (1 << 3) ?
1703 "depth write enable, "
1704 : "",
1705 data[i] & (1 << 2) ?
1706 "cbuf write enable, "
1707 : "",
1708 data[i] & (0x3));
1709 break;
1710 case 7:
1711 instr_out(ctx, i,
1712 "S7: depth offset constant: 0x%08x\n",
1713 data[i]);
1714 break;
1715 }
1716 } else {
1717 instr_out(ctx, i,
1718 "S%d: 0x%08x\n", word, data[i]);
1719 }
1720 i++;
1721 }
1722 }
1723 if (len != i) {
1724 fprintf(out,
1725 "Bad count in 3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
1726 }
1727 return len;
1728 case 0x03:
1729 instr_out(ctx, 0,
1730 "3DSTATE_LOAD_STATE_IMMEDIATE_2\n");
1731 len = (data[0] & 0x0000000f) + 2;
1732 i = 1;
1733 for (word = 6; word <= 14; word++) {
1734 if (data[0] & (1 << word)) {
1735 if (word == 6)
1736 instr_out(ctx, i++,
1737 "TBCF\n");
1738 else if (word >= 7 && word <= 10) {
1739 instr_out(ctx, i++,
1740 "TB%dC\n", word - 7);
1741 instr_out(ctx, i++,
1742 "TB%dA\n", word - 7);
1743 } else if (word >= 11 && word <= 14) {
1744 instr_out(ctx, i,
1745 "TM%dS0: offset=0x%08x, %s\n",
1746 word - 11,
1747 data[i] & 0xfffffffe,
1748 data[i] & 1 ? "use fence" :
1749 "");
1750 i++;
1751 instr_out(ctx, i,
1752 "TM%dS1: height=%i, width=%i, %s\n",
1753 word - 11, data[i] >> 21,
1754 (data[i] >> 10) & 0x3ff,
1755 data[i] & 2 ? (data[i] & 1 ?
1756 "y-tiled" :
1757 "x-tiled") :
1758 "");
1759 i++;
1760 instr_out(ctx, i,
1761 "TM%dS2: pitch=%i, \n",
1762 word - 11,
1763 ((data[i] >> 21) + 1) * 4);
1764 i++;
1765 instr_out(ctx, i++,
1766 "TM%dS3\n", word - 11);
1767 instr_out(ctx, i++,
1768 "TM%dS4: dflt color\n",
1769 word - 11);
1770 }
1771 }
1772 }
1773 if (len != i) {
1774 fprintf(out,
1775 "Bad count in 3DSTATE_LOAD_STATE_IMMEDIATE_2\n");
1776 }
1777 return len;
1778 case 0x00:
1779 instr_out(ctx, 0, "3DSTATE_MAP_STATE\n");
1780 len = (data[0] & 0x0000003f) + 2;
1781 instr_out(ctx, 1, "mask\n");
1782
1783 i = 2;
1784 for (map = 0; map <= 15; map++) {
1785 if (data[1] & (1 << map)) {
1786 int width, height, pitch, dword;
1787 const char *tiling;
1788
1789 dword = data[i];
1790 instr_out(ctx, i++,
1791 "map %d MS2 %s%s%s\n", map,
1792 dword & (1 << 31) ?
1793 "untrusted surface, " : "",
1794 dword & (1 << 1) ?
1795 "vertical line stride enable, " : "",
1796 dword & (1 << 0) ?
1797 "vertical ofs enable, " : "");
1798
1799 dword = data[i];
1800 width = ((dword >> 10) & ((1 << 11) - 1)) + 1;
1801 height = ((dword >> 21) & ((1 << 11) - 1)) + 1;
1802
1803 tiling = "none";
1804 if (dword & (1 << 2))
1805 tiling = "fenced";
1806 else if (dword & (1 << 1))
1807 tiling = dword & (1 << 0) ? "Y" : "X";
1808 type = " BAD";
1809 format = "BAD";
1810 switch ((dword >> 7) & 0x7) {
1811 case 1:
1812 type = "8b";
1813 switch ((dword >> 3) & 0xf) {
1814 case 0:
1815 format = "I";
1816 break;
1817 case 1:
1818 format = "L";
1819 break;
1820 case 4:
1821 format = "A";
1822 break;
1823 case 5:
1824 format = " mono";
1825 break;
1826 }
1827 break;
1828 case 2:
1829 type = "16b";
1830 switch ((dword >> 3) & 0xf) {
1831 case 0:
1832 format = " rgb565";
1833 break;
1834 case 1:
1835 format = " argb1555";
1836 break;
1837 case 2:
1838 format = " argb4444";
1839 break;
1840 case 5:
1841 format = " ay88";
1842 break;
1843 case 6:
1844 format = " bump655";
1845 break;
1846 case 7:
1847 format = "I";
1848 break;
1849 case 8:
1850 format = "L";
1851 break;
1852 case 9:
1853 format = "A";
1854 break;
1855 }
1856 break;
1857 case 3:
1858 type = "32b";
1859 switch ((dword >> 3) & 0xf) {
1860 case 0:
1861 format = " argb8888";
1862 break;
1863 case 1:
1864 format = " abgr8888";
1865 break;
1866 case 2:
1867 format = " xrgb8888";
1868 break;
1869 case 3:
1870 format = " xbgr8888";
1871 break;
1872 case 4:
1873 format = " qwvu8888";
1874 break;
1875 case 5:
1876 format = " axvu8888";
1877 break;
1878 case 6:
1879 format = " lxvu8888";
1880 break;
1881 case 7:
1882 format = " xlvu8888";
1883 break;
1884 case 8:
1885 format = " argb2101010";
1886 break;
1887 case 9:
1888 format = " abgr2101010";
1889 break;
1890 case 10:
1891 format = " awvu2101010";
1892 break;
1893 case 11:
1894 format = " gr1616";
1895 break;
1896 case 12:
1897 format = " vu1616";
1898 break;
1899 case 13:
1900 format = " xI824";
1901 break;
1902 case 14:
1903 format = " xA824";
1904 break;
1905 case 15:
1906 format = " xL824";
1907 break;
1908 }
1909 break;
1910 case 5:
1911 type = "422";
1912 switch ((dword >> 3) & 0xf) {
1913 case 0:
1914 format = " yuv_swapy";
1915 break;
1916 case 1:
1917 format = " yuv";
1918 break;
1919 case 2:
1920 format = " yuv_swapuv";
1921 break;
1922 case 3:
1923 format = " yuv_swapuvy";
1924 break;
1925 }
1926 break;
1927 case 6:
1928 type = "compressed";
1929 switch ((dword >> 3) & 0x7) {
1930 case 0:
1931 format = " dxt1";
1932 break;
1933 case 1:
1934 format = " dxt2_3";
1935 break;
1936 case 2:
1937 format = " dxt4_5";
1938 break;
1939 case 3:
1940 format = " fxt1";
1941 break;
1942 case 4:
1943 format = " dxt1_rb";
1944 break;
1945 }
1946 break;
1947 case 7:
1948 type = "4b indexed";
1949 switch ((dword >> 3) & 0xf) {
1950 case 7:
1951 format = " argb8888";
1952 break;
1953 }
1954 break;
1955 }
1956 dword = data[i];
1957 instr_out(ctx, i++,
1958 "map %d MS3 [width=%d, height=%d, format=%s%s, tiling=%s%s]\n",
1959 map, width, height, type, format,
1960 tiling,
1961 dword & (1 << 9) ? " palette select" :
1962 "");
1963
1964 dword = data[i];
1965 pitch =
1966 4 * (((dword >> 21) & ((1 << 11) - 1)) + 1);
1967 instr_out(ctx, i++,
1968 "map %d MS4 [pitch=%d, max_lod=%i, vol_depth=%i, cube_face_ena=%x, %s]\n",
1969 map, pitch, (dword >> 9) & 0x3f,
1970 dword & 0xff, (dword >> 15) & 0x3f,
1971 dword & (1 << 8) ? "miplayout legacy"
1972 : "miplayout right");
1973 }
1974 }
1975 if (len != i) {
1976 fprintf(out, "Bad count in 3DSTATE_MAP_STATE\n");
1977 return len;
1978 }
1979 return len;
1980 case 0x06:
1981 instr_out(ctx, 0,
1982 "3DSTATE_PIXEL_SHADER_CONSTANTS\n");
1983 len = (data[0] & 0x000000ff) + 2;
1984
1985 i = 2;
1986 for (c = 0; c <= 31; c++) {
1987 if (data[1] & (1 << c)) {
1988 instr_out(ctx, i, "C%d.X = %f\n", c,
1989 int_as_float(data[i]));
1990 i++;
1991 instr_out(ctx, i, "C%d.Y = %f\n",
1992 c, int_as_float(data[i]));
1993 i++;
1994 instr_out(ctx, i, "C%d.Z = %f\n",
1995 c, int_as_float(data[i]));
1996 i++;
1997 instr_out(ctx, i, "C%d.W = %f\n",
1998 c, int_as_float(data[i]));
1999 i++;
2000 }
2001 }
2002 if (len != i) {
2003 fprintf(out,
2004 "Bad count in 3DSTATE_PIXEL_SHADER_CONSTANTS\n");
2005 }
2006 return len;
2007 case 0x05:
2008 instr_out(ctx, 0, "3DSTATE_PIXEL_SHADER_PROGRAM\n");
2009 len = (data[0] & 0x000000ff) + 2;
2010 if ((len - 1) % 3 != 0 || len > 370) {
2011 fprintf(out,
2012 "Bad count in 3DSTATE_PIXEL_SHADER_PROGRAM\n");
2013 }
2014 i = 1;
2015 for (instr = 0; instr < (len - 1) / 3; instr++) {
2016 char instr_prefix[10];
2017
2018 sprintf(instr_prefix, "PS%03d", instr);
2019 i915_decode_instruction(ctx, i,
2020 instr_prefix);
2021 i += 3;
2022 }
2023 return len;
2024 case 0x01:
2025 if (IS_GEN2(devid))
2026 break;
2027 instr_out(ctx, 0, "3DSTATE_SAMPLER_STATE\n");
2028 instr_out(ctx, 1, "mask\n");
2029 len = (data[0] & 0x0000003f) + 2;
2030 i = 2;
2031 for (sampler = 0; sampler <= 15; sampler++) {
2032 if (data[1] & (1 << sampler)) {
2033 uint32_t dword;
2034 const char *mip_filter = "";
2035
2036 dword = data[i];
2037 switch ((dword >> 20) & 0x3) {
2038 case 0:
2039 mip_filter = "none";
2040 break;
2041 case 1:
2042 mip_filter = "nearest";
2043 break;
2044 case 3:
2045 mip_filter = "linear";
2046 break;
2047 }
2048 instr_out(ctx, i++,
2049 "sampler %d SS2:%s%s%s "
2050 "base_mip_level=%i, mip_filter=%s, mag_filter=%s, min_filter=%s "
2051 "lod_bias=%.2f,%s max_aniso=%i, shadow_func=%s\n",
2052 sampler,
2053 dword & (1 << 31) ? " reverse gamma,"
2054 : "",
2055 dword & (1 << 30) ? " packed2planar,"
2056 : "",
2057 dword & (1 << 29) ?
2058 " colorspace conversion," : "",
2059 (dword >> 22) & 0x1f, mip_filter,
2060 decode_sample_filter(dword >> 17),
2061 decode_sample_filter(dword >> 14),
2062 ((dword >> 5) & 0x1ff) / (0x10 * 1.0),
2063 dword & (1 << 4) ? " shadow," : "",
2064 dword & (1 << 3) ? 4 : 2,
2065 decode_compare_func(dword));
2066 dword = data[i];
2067 instr_out(ctx, i++,
2068 "sampler %d SS3: min_lod=%.2f,%s "
2069 "tcmode_x=%s, tcmode_y=%s, tcmode_z=%s,%s texmap_idx=%i,%s\n",
2070 sampler,
2071 ((dword >> 24) & 0xff) / (0x10 * 1.0),
2072 dword & (1 << 17) ?
2073 " kill pixel enable," : "",
2074 decode_tex_coord_mode(dword >> 12),
2075 decode_tex_coord_mode(dword >> 9),
2076 decode_tex_coord_mode(dword >> 6),
2077 dword & (1 << 5) ?
2078 " normalized coords," : "",
2079 (dword >> 1) & 0xf,
2080 dword & (1 << 0) ? " deinterlacer," :
2081 "");
2082 dword = data[i];
2083 instr_out(ctx, i++,
2084 "sampler %d SS4: border color\n",
2085 sampler);
2086 }
2087 }
2088 if (len != i) {
2089 fprintf(out, "Bad count in 3DSTATE_SAMPLER_STATE\n");
2090 }
2091 return len;
2092 case 0x85:
2093 len = (data[0] & 0x0000000f) + 2;
2094
2095 if (len != 2)
2096 fprintf(out,
2097 "Bad count in 3DSTATE_DEST_BUFFER_VARIABLES\n");
2098
2099 instr_out(ctx, 0,
2100 "3DSTATE_DEST_BUFFER_VARIABLES\n");
2101
2102 switch ((data[1] >> 8) & 0xf) {
2103 case 0x0:
2104 format = "g8";
2105 break;
2106 case 0x1:
2107 format = "x1r5g5b5";
2108 break;
2109 case 0x2:
2110 format = "r5g6b5";
2111 break;
2112 case 0x3:
2113 format = "a8r8g8b8";
2114 break;
2115 case 0x4:
2116 format = "ycrcb_swapy";
2117 break;
2118 case 0x5:
2119 format = "ycrcb_normal";
2120 break;
2121 case 0x6:
2122 format = "ycrcb_swapuv";
2123 break;
2124 case 0x7:
2125 format = "ycrcb_swapuvy";
2126 break;
2127 case 0x8:
2128 format = "a4r4g4b4";
2129 break;
2130 case 0x9:
2131 format = "a1r5g5b5";
2132 break;
2133 case 0xa:
2134 format = "a2r10g10b10";
2135 break;
2136 default:
2137 format = "BAD";
2138 break;
2139 }
2140 switch ((data[1] >> 2) & 0x3) {
2141 case 0x0:
2142 zformat = "u16";
2143 break;
2144 case 0x1:
2145 zformat = "f16";
2146 break;
2147 case 0x2:
2148 zformat = "u24x8";
2149 break;
2150 default:
2151 zformat = "BAD";
2152 break;
2153 }
2154 instr_out(ctx, 1,
2155 "%s format, %s depth format, early Z %sabled\n",
2156 format, zformat,
2157 (data[1] & (1 << 31)) ? "en" : "dis");
2158 return len;
2159
2160 case 0x8e:
2161 {
2162 const char *name, *tiling;
2163
2164 len = (data[0] & 0x0000000f) + 2;
2165 if (len != 3)
2166 fprintf(out,
2167 "Bad count in 3DSTATE_BUFFER_INFO\n");
2168
2169 switch ((data[1] >> 24) & 0x7) {
2170 case 0x3:
2171 name = "color";
2172 break;
2173 case 0x7:
2174 name = "depth";
2175 break;
2176 default:
2177 name = "unknown";
2178 break;
2179 }
2180
2181 tiling = "none";
2182 if (data[1] & (1 << 23))
2183 tiling = "fenced";
2184 else if (data[1] & (1 << 22))
2185 tiling = data[1] & (1 << 21) ? "Y" : "X";
2186
2187 instr_out(ctx, 0, "3DSTATE_BUFFER_INFO\n");
2188 instr_out(ctx, 1,
2189 "%s, tiling = %s, pitch=%d\n", name, tiling,
2190 data[1] & 0xffff);
2191
2192 instr_out(ctx, 2, "address\n");
2193 return len;
2194 }
2195 case 0x81:
2196 len = (data[0] & 0x0000000f) + 2;
2197
2198 if (len != 3)
2199 fprintf(out,
2200 "Bad count in 3DSTATE_SCISSOR_RECTANGLE\n");
2201
2202 instr_out(ctx, 0, "3DSTATE_SCISSOR_RECTANGLE\n");
2203 instr_out(ctx, 1, "(%d,%d)\n",
2204 data[1] & 0xffff, data[1] >> 16);
2205 instr_out(ctx, 2, "(%d,%d)\n",
2206 data[2] & 0xffff, data[2] >> 16);
2207
2208 return len;
2209 case 0x80:
2210 len = (data[0] & 0x0000000f) + 2;
2211
2212 if (len != 5)
2213 fprintf(out,
2214 "Bad count in 3DSTATE_DRAWING_RECTANGLE\n");
2215
2216 instr_out(ctx, 0, "3DSTATE_DRAWING_RECTANGLE\n");
2217 instr_out(ctx, 1, "%s\n",
2218 data[1] & (1 << 30) ? "depth ofs disabled " : "");
2219 instr_out(ctx, 2, "(%d,%d)\n",
2220 data[2] & 0xffff, data[2] >> 16);
2221 instr_out(ctx, 3, "(%d,%d)\n",
2222 data[3] & 0xffff, data[3] >> 16);
2223 instr_out(ctx, 4, "(%d,%d)\n",
2224 data[4] & 0xffff, data[4] >> 16);
2225
2226 return len;
2227 case 0x9c:
2228 len = (data[0] & 0x0000000f) + 2;
2229
2230 if (len != 7)
2231 fprintf(out, "Bad count in 3DSTATE_CLEAR_PARAMETERS\n");
2232
2233 instr_out(ctx, 0, "3DSTATE_CLEAR_PARAMETERS\n");
2234 instr_out(ctx, 1, "prim_type=%s, clear=%s%s%s\n",
2235 data[1] & (1 << 16) ? "CLEAR_RECT" : "ZONE_INIT",
2236 data[1] & (1 << 2) ? "color," : "",
2237 data[1] & (1 << 1) ? "depth," : "",
2238 data[1] & (1 << 0) ? "stencil," : "");
2239 instr_out(ctx, 2, "clear color\n");
2240 instr_out(ctx, 3, "clear depth/stencil\n");
2241 instr_out(ctx, 4, "color value (rgba8888)\n");
2242 instr_out(ctx, 5, "depth value %f\n",
2243 int_as_float(data[5]));
2244 instr_out(ctx, 6, "clear stencil\n");
2245 return len;
2246 }
2247
2248 for (idx = 0; idx < ARRAY_SIZE(opcodes_3d_1d); idx++) {
2249 opcode_3d_1d = &opcodes_3d_1d[idx];
2250 if (opcode_3d_1d->i830_only && !IS_GEN2(devid))
2251 continue;
2252
2253 if (((data[0] & 0x00ff0000) >> 16) == opcode_3d_1d->opcode) {
2254 len = 1;
2255
2256 instr_out(ctx, 0, "%s\n",
2257 opcode_3d_1d->name);
2258 if (opcode_3d_1d->max_len > 1) {
2259 len = (data[0] & 0x0000ffff) + 2;
2260 if (len < opcode_3d_1d->min_len ||
2261 len > opcode_3d_1d->max_len) {
2262 fprintf(out, "Bad count in %s\n",
2263 opcode_3d_1d->name);
2264 }
2265 }
2266
2267 for (i = 1; i < len; i++) {
2268 instr_out(ctx, i, "dword %d\n", i);
2269 }
2270
2271 return len;
2272 }
2273 }
2274
2275 instr_out(ctx, 0, "3D UNKNOWN: 3d_1d opcode = 0x%x\n",
2276 opcode);
2277 return 1;
2278 }
2279
2280 static int
2281 decode_3d_primitive(struct drm_intel_decode *ctx)
2282 {
2283 uint32_t *data = ctx->data;
2284 uint32_t count = ctx->count;
2285 char immediate = (data[0] & (1 << 23)) == 0;
2286 unsigned int len, i, j, ret;
2287 const char *primtype;
2288 int original_s2 = saved_s2;
2289 int original_s4 = saved_s4;
2290
2291 switch ((data[0] >> 18) & 0xf) {
2292 case 0x0:
2293 primtype = "TRILIST";
2294 break;
2295 case 0x1:
2296 primtype = "TRISTRIP";
2297 break;
2298 case 0x2:
2299 primtype = "TRISTRIP_REVERSE";
2300 break;
2301 case 0x3:
2302 primtype = "TRIFAN";
2303 break;
2304 case 0x4:
2305 primtype = "POLYGON";
2306 break;
2307 case 0x5:
2308 primtype = "LINELIST";
2309 break;
2310 case 0x6:
2311 primtype = "LINESTRIP";
2312 break;
2313 case 0x7:
2314 primtype = "RECTLIST";
2315 break;
2316 case 0x8:
2317 primtype = "POINTLIST";
2318 break;
2319 case 0x9:
2320 primtype = "DIB";
2321 break;
2322 case 0xa:
2323 primtype = "CLEAR_RECT";
2324 saved_s4 = 3 << 6;
2325 saved_s2 = ~0;
2326 break;
2327 default:
2328 primtype = "unknown";
2329 break;
2330 }
2331
2332 /* XXX: 3DPRIM_DIB not supported */
2333 if (immediate) {
2334 len = (data[0] & 0x0003ffff) + 2;
2335 instr_out(ctx, 0, "3DPRIMITIVE inline %s\n",
2336 primtype);
2337 if (count < len)
2338 BUFFER_FAIL(count, len, "3DPRIMITIVE inline");
2339 if (!saved_s2_set || !saved_s4_set) {
2340 fprintf(out, "unknown vertex format\n");
2341 for (i = 1; i < len; i++) {
2342 instr_out(ctx, i,
2343 " vertex data (%f float)\n",
2344 int_as_float(data[i]));
2345 }
2346 } else {
2347 unsigned int vertex = 0;
2348 for (i = 1; i < len;) {
2349 unsigned int tc;
2350
2351 #define VERTEX_OUT(fmt, ...) do { \
2352 if (i < len) \
2353 instr_out(ctx, i, " V%d."fmt"\n", vertex, __VA_ARGS__); \
2354 else \
2355 fprintf(out, " missing data in V%d\n", vertex); \
2356 i++; \
2357 } while (0)
2358
2359 VERTEX_OUT("X = %f", int_as_float(data[i]));
2360 VERTEX_OUT("Y = %f", int_as_float(data[i]));
2361 switch (saved_s4 >> 6 & 0x7) {
2362 case 0x1:
2363 VERTEX_OUT("Z = %f",
2364 int_as_float(data[i]));
2365 break;
2366 case 0x2:
2367 VERTEX_OUT("Z = %f",
2368 int_as_float(data[i]));
2369 VERTEX_OUT("W = %f",
2370 int_as_float(data[i]));
2371 break;
2372 case 0x3:
2373 break;
2374 case 0x4:
2375 VERTEX_OUT("W = %f",
2376 int_as_float(data[i]));
2377 break;
2378 default:
2379 fprintf(out, "bad S4 position mask\n");
2380 }
2381
2382 if (saved_s4 & (1 << 10)) {
2383 VERTEX_OUT
2384 ("color = (A=0x%02x, R=0x%02x, G=0x%02x, "
2385 "B=0x%02x)", data[i] >> 24,
2386 (data[i] >> 16) & 0xff,
2387 (data[i] >> 8) & 0xff,
2388 data[i] & 0xff);
2389 }
2390 if (saved_s4 & (1 << 11)) {
2391 VERTEX_OUT
2392 ("spec = (A=0x%02x, R=0x%02x, G=0x%02x, "
2393 "B=0x%02x)", data[i] >> 24,
2394 (data[i] >> 16) & 0xff,
2395 (data[i] >> 8) & 0xff,
2396 data[i] & 0xff);
2397 }
2398 if (saved_s4 & (1 << 12))
2399 VERTEX_OUT("width = 0x%08x)", data[i]);
2400
2401 for (tc = 0; tc <= 7; tc++) {
2402 switch ((saved_s2 >> (tc * 4)) & 0xf) {
2403 case 0x0:
2404 VERTEX_OUT("T%d.X = %f", tc,
2405 int_as_float(data
2406 [i]));
2407 VERTEX_OUT("T%d.Y = %f", tc,
2408 int_as_float(data
2409 [i]));
2410 break;
2411 case 0x1:
2412 VERTEX_OUT("T%d.X = %f", tc,
2413 int_as_float(data
2414 [i]));
2415 VERTEX_OUT("T%d.Y = %f", tc,
2416 int_as_float(data
2417 [i]));
2418 VERTEX_OUT("T%d.Z = %f", tc,
2419 int_as_float(data
2420 [i]));
2421 break;
2422 case 0x2:
2423 VERTEX_OUT("T%d.X = %f", tc,
2424 int_as_float(data
2425 [i]));
2426 VERTEX_OUT("T%d.Y = %f", tc,
2427 int_as_float(data
2428 [i]));
2429 VERTEX_OUT("T%d.Z = %f", tc,
2430 int_as_float(data
2431 [i]));
2432 VERTEX_OUT("T%d.W = %f", tc,
2433 int_as_float(data
2434 [i]));
2435 break;
2436 case 0x3:
2437 VERTEX_OUT("T%d.X = %f", tc,
2438 int_as_float(data
2439 [i]));
2440 break;
2441 case 0x4:
2442 VERTEX_OUT
2443 ("T%d.XY = 0x%08x half-float",
2444 tc, data[i]);
2445 break;
2446 case 0x5:
2447 VERTEX_OUT
2448 ("T%d.XY = 0x%08x half-float",
2449 tc, data[i]);
2450 VERTEX_OUT
2451 ("T%d.ZW = 0x%08x half-float",
2452 tc, data[i]);
2453 break;
2454 case 0xf:
2455 break;
2456 default:
2457 fprintf(out,
2458 "bad S2.T%d format\n",
2459 tc);
2460 }
2461 }
2462 vertex++;
2463 }
2464 }
2465
2466 ret = len;
2467 } else {
2468 /* indirect vertices */
2469 len = data[0] & 0x0000ffff; /* index count */
2470 if (data[0] & (1 << 17)) {
2471 /* random vertex access */
2472 if (count < (len + 1) / 2 + 1) {
2473 BUFFER_FAIL(count, (len + 1) / 2 + 1,
2474 "3DPRIMITIVE random indirect");
2475 }
2476 instr_out(ctx, 0,
2477 "3DPRIMITIVE random indirect %s (%d)\n",
2478 primtype, len);
2479 if (len == 0) {
2480 /* vertex indices continue until 0xffff is
2481 * found
2482 */
2483 for (i = 1; i < count; i++) {
2484 if ((data[i] & 0xffff) == 0xffff) {
2485 instr_out(ctx, i,
2486 " indices: (terminator)\n");
2487 ret = i;
2488 goto out;
2489 } else if ((data[i] >> 16) == 0xffff) {
2490 instr_out(ctx, i,
2491 " indices: 0x%04x, (terminator)\n",
2492 data[i] & 0xffff);
2493 ret = i;
2494 goto out;
2495 } else {
2496 instr_out(ctx, i,
2497 " indices: 0x%04x, 0x%04x\n",
2498 data[i] & 0xffff,
2499 data[i] >> 16);
2500 }
2501 }
2502 fprintf(out,
2503 "3DPRIMITIVE: no terminator found in index buffer\n");
2504 ret = count;
2505 goto out;
2506 } else {
2507 /* fixed size vertex index buffer */
2508 for (j = 1, i = 0; i < len; i += 2, j++) {
2509 if (i * 2 == len - 1) {
2510 instr_out(ctx, j,
2511 " indices: 0x%04x\n",
2512 data[j] & 0xffff);
2513 } else {
2514 instr_out(ctx, j,
2515 " indices: 0x%04x, 0x%04x\n",
2516 data[j] & 0xffff,
2517 data[j] >> 16);
2518 }
2519 }
2520 }
2521 ret = (len + 1) / 2 + 1;
2522 goto out;
2523 } else {
2524 /* sequential vertex access */
2525 instr_out(ctx, 0,
2526 "3DPRIMITIVE sequential indirect %s, %d starting from "
2527 "%d\n", primtype, len, data[1] & 0xffff);
2528 instr_out(ctx, 1, " start\n");
2529 ret = 2;
2530 goto out;
2531 }
2532 }
2533
2534 out:
2535 saved_s2 = original_s2;
2536 saved_s4 = original_s4;
2537 return ret;
2538 }
2539
2540 static int
2541 decode_3d(struct drm_intel_decode *ctx)
2542 {
2543 uint32_t opcode;
2544 unsigned int idx;
2545 uint32_t *data = ctx->data;
2546
2547 struct {
2548 uint32_t opcode;
2549 unsigned int min_len;
2550 unsigned int max_len;
2551 const char *name;
2552 } opcodes_3d[] = {
2553 { 0x06, 1, 1, "3DSTATE_ANTI_ALIASING" },
2554 { 0x08, 1, 1, "3DSTATE_BACKFACE_STENCIL_OPS" },
2555 { 0x09, 1, 1, "3DSTATE_BACKFACE_STENCIL_MASKS" },
2556 { 0x16, 1, 1, "3DSTATE_COORD_SET_BINDINGS" },
2557 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
2558 { 0x0b, 1, 1, "3DSTATE_INDEPENDENT_ALPHA_BLEND" },
2559 { 0x0d, 1, 1, "3DSTATE_MODES_4" },
2560 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
2561 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES"},
2562 }, *opcode_3d;
2563
2564 opcode = (data[0] & 0x1f000000) >> 24;
2565
2566 switch (opcode) {
2567 case 0x1f:
2568 return decode_3d_primitive(ctx);
2569 case 0x1d:
2570 return decode_3d_1d(ctx);
2571 case 0x1c:
2572 return decode_3d_1c(ctx);
2573 }
2574
2575 for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
2576 opcode_3d = &opcodes_3d[idx];
2577 if (opcode == opcode_3d->opcode) {
2578 unsigned int len = 1, i;
2579
2580 instr_out(ctx, 0, "%s\n", opcode_3d->name);
2581 if (opcode_3d->max_len > 1) {
2582 len = (data[0] & 0xff) + 2;
2583 if (len < opcode_3d->min_len ||
2584 len > opcode_3d->max_len) {
2585 fprintf(out, "Bad count in %s\n",
2586 opcode_3d->name);
2587 }
2588 }
2589
2590 for (i = 1; i < len; i++) {
2591 instr_out(ctx, i, "dword %d\n", i);
2592 }
2593 return len;
2594 }
2595 }
2596
2597 instr_out(ctx, 0, "3D UNKNOWN: 3d opcode = 0x%x\n", opcode);
2598 return 1;
2599 }
2600
2601 static const char *get_965_surfacetype(unsigned int surfacetype)
2602 {
2603 switch (surfacetype) {
2604 case 0:
2605 return "1D";
2606 case 1:
2607 return "2D";
2608 case 2:
2609 return "3D";
2610 case 3:
2611 return "CUBE";
2612 case 4:
2613 return "BUFFER";
2614 case 7:
2615 return "NULL";
2616 default:
2617 return "unknown";
2618 }
2619 }
2620
2621 static const char *get_965_depthformat(unsigned int depthformat)
2622 {
2623 switch (depthformat) {
2624 case 0:
2625 return "s8_z24float";
2626 case 1:
2627 return "z32float";
2628 case 2:
2629 return "z24s8";
2630 case 5:
2631 return "z16";
2632 default:
2633 return "unknown";
2634 }
2635 }
2636
2637 static const char *get_965_element_component(uint32_t data, int component)
2638 {
2639 uint32_t component_control = (data >> (16 + (3 - component) * 4)) & 0x7;
2640
2641 switch (component_control) {
2642 case 0:
2643 return "nostore";
2644 case 1:
2645 switch (component) {
2646 case 0:
2647 return "X";
2648 case 1:
2649 return "Y";
2650 case 2:
2651 return "Z";
2652 case 3:
2653 return "W";
2654 default:
2655 return "fail";
2656 }
2657 case 2:
2658 return "0.0";
2659 case 3:
2660 return "1.0";
2661 case 4:
2662 return "0x1";
2663 case 5:
2664 return "VID";
2665 default:
2666 return "fail";
2667 }
2668 }
2669
2670 static const char *get_965_prim_type(uint32_t primtype)
2671 {
2672 switch (primtype) {
2673 case 0x01:
2674 return "point list";
2675 case 0x02:
2676 return "line list";
2677 case 0x03:
2678 return "line strip";
2679 case 0x04:
2680 return "tri list";
2681 case 0x05:
2682 return "tri strip";
2683 case 0x06:
2684 return "tri fan";
2685 case 0x07:
2686 return "quad list";
2687 case 0x08:
2688 return "quad strip";
2689 case 0x09:
2690 return "line list adj";
2691 case 0x0a:
2692 return "line strip adj";
2693 case 0x0b:
2694 return "tri list adj";
2695 case 0x0c:
2696 return "tri strip adj";
2697 case 0x0d:
2698 return "tri strip reverse";
2699 case 0x0e:
2700 return "polygon";
2701 case 0x0f:
2702 return "rect list";
2703 case 0x10:
2704 return "line loop";
2705 case 0x11:
2706 return "point list bf";
2707 case 0x12:
2708 return "line strip cont";
2709 case 0x13:
2710 return "line strip bf";
2711 case 0x14:
2712 return "line strip cont bf";
2713 case 0x15:
2714 return "tri fan no stipple";
2715 default:
2716 return "fail";
2717 }
2718 }
2719
2720 static int
2721 i965_decode_urb_fence(struct drm_intel_decode *ctx, int len)
2722 {
2723 uint32_t vs_fence, clip_fence, gs_fence, sf_fence, vfe_fence, cs_fence;
2724 uint32_t *data = ctx->data;
2725
2726 if (len != 3)
2727 fprintf(out, "Bad count in URB_FENCE\n");
2728
2729 vs_fence = data[1] & 0x3ff;
2730 gs_fence = (data[1] >> 10) & 0x3ff;
2731 clip_fence = (data[1] >> 20) & 0x3ff;
2732 sf_fence = data[2] & 0x3ff;
2733 vfe_fence = (data[2] >> 10) & 0x3ff;
2734 cs_fence = (data[2] >> 20) & 0x7ff;
2735
2736 instr_out(ctx, 0, "URB_FENCE: %s%s%s%s%s%s\n",
2737 (data[0] >> 13) & 1 ? "cs " : "",
2738 (data[0] >> 12) & 1 ? "vfe " : "",
2739 (data[0] >> 11) & 1 ? "sf " : "",
2740 (data[0] >> 10) & 1 ? "clip " : "",
2741 (data[0] >> 9) & 1 ? "gs " : "",
2742 (data[0] >> 8) & 1 ? "vs " : "");
2743 instr_out(ctx, 1,
2744 "vs fence: %d, clip_fence: %d, gs_fence: %d\n",
2745 vs_fence, clip_fence, gs_fence);
2746 instr_out(ctx, 2,
2747 "sf fence: %d, vfe_fence: %d, cs_fence: %d\n",
2748 sf_fence, vfe_fence, cs_fence);
2749 if (gs_fence < vs_fence)
2750 fprintf(out, "gs fence < vs fence!\n");
2751 if (clip_fence < gs_fence)
2752 fprintf(out, "clip fence < gs fence!\n");
2753 if (sf_fence < clip_fence)
2754 fprintf(out, "sf fence < clip fence!\n");
2755 if (cs_fence < sf_fence)
2756 fprintf(out, "cs fence < sf fence!\n");
2757
2758 return len;
2759 }
2760
2761 static void
2762 state_base_out(struct drm_intel_decode *ctx, unsigned int index,
2763 const char *name)
2764 {
2765 if (ctx->data[index] & 1) {
2766 instr_out(ctx, index,
2767 "%s state base address 0x%08x\n", name,
2768 ctx->data[index] & ~1);
2769 } else {
2770 instr_out(ctx, index, "%s state base not updated\n",
2771 name);
2772 }
2773 }
2774
2775 static void
2776 state_max_out(struct drm_intel_decode *ctx, unsigned int index,
2777 const char *name)
2778 {
2779 if (ctx->data[index] & 1) {
2780 if (ctx->data[index] == 1) {
2781 instr_out(ctx, index,
2782 "%s state upper bound disabled\n", name);
2783 } else {
2784 instr_out(ctx, index,
2785 "%s state upper bound 0x%08x\n", name,
2786 ctx->data[index] & ~1);
2787 }
2788 } else {
2789 instr_out(ctx, index,
2790 "%s state upper bound not updated\n", name);
2791 }
2792 }
2793
2794 static int
2795 gen7_3DSTATE_VIEWPORT_STATE_POINTERS_CC(struct drm_intel_decode *ctx)
2796 {
2797 instr_out(ctx, 0, "3DSTATE_VIEWPORT_STATE_POINTERS_CC\n");
2798 instr_out(ctx, 1, "pointer to CC viewport\n");
2799
2800 return 2;
2801 }
2802
2803 static int
2804 gen7_3DSTATE_VIEWPORT_STATE_POINTERS_SF_CLIP(struct drm_intel_decode *ctx)
2805 {
2806 instr_out(ctx, 0, "3DSTATE_VIEWPORT_STATE_POINTERS_SF_CLIP\n");
2807 instr_out(ctx, 1, "pointer to SF_CLIP viewport\n");
2808
2809 return 2;
2810 }
2811
2812 static int
2813 gen7_3DSTATE_BLEND_STATE_POINTERS(struct drm_intel_decode *ctx)
2814 {
2815 instr_out(ctx, 0, "3DSTATE_BLEND_STATE_POINTERS\n");
2816 instr_out(ctx, 1, "pointer to BLEND_STATE at 0x%08x (%s)\n",
2817 ctx->data[1] & ~1,
2818 (ctx->data[1] & 1) ? "changed" : "unchanged");
2819
2820 return 2;
2821 }
2822
2823 static int
2824 gen7_3DSTATE_DEPTH_STENCIL_STATE_POINTERS(struct drm_intel_decode *ctx)
2825 {
2826 instr_out(ctx, 0, "3DSTATE_DEPTH_STENCIL_STATE_POINTERS\n");
2827 instr_out(ctx, 1,
2828 "pointer to DEPTH_STENCIL_STATE at 0x%08x (%s)\n",
2829 ctx->data[1] & ~1,
2830 (ctx->data[1] & 1) ? "changed" : "unchanged");
2831
2832 return 2;
2833 }
2834
2835 static int
2836 gen7_3DSTATE_HIER_DEPTH_BUFFER(struct drm_intel_decode *ctx)
2837 {
2838 instr_out(ctx, 0, "3DSTATE_HIER_DEPTH_BUFFER\n");
2839 instr_out(ctx, 1, "pitch %db\n",
2840 (ctx->data[1] & 0x1ffff) + 1);
2841 instr_out(ctx, 2, "pointer to HiZ buffer\n");
2842
2843 return 3;
2844 }
2845
2846 static int
2847 gen6_3DSTATE_CC_STATE_POINTERS(struct drm_intel_decode *ctx)
2848 {
2849 instr_out(ctx, 0, "3DSTATE_CC_STATE_POINTERS\n");
2850 instr_out(ctx, 1, "blend change %d\n", ctx->data[1] & 1);
2851 instr_out(ctx, 2, "depth stencil change %d\n",
2852 ctx->data[2] & 1);
2853 instr_out(ctx, 3, "cc change %d\n", ctx->data[3] & 1);
2854
2855 return 4;
2856 }
2857
2858 static int
2859 gen7_3DSTATE_CC_STATE_POINTERS(struct drm_intel_decode *ctx)
2860 {
2861 instr_out(ctx, 0, "3DSTATE_CC_STATE_POINTERS\n");
2862 instr_out(ctx, 1, "pointer to COLOR_CALC_STATE at 0x%08x "
2863 "(%s)\n",
2864 ctx->data[1] & ~1,
2865 (ctx->data[1] & 1) ? "changed" : "unchanged");
2866
2867 return 2;
2868 }
2869
2870 static int
2871 gen7_3DSTATE_URB_unit(struct drm_intel_decode *ctx, const char *unit)
2872 {
2873 int start_kb = ((ctx->data[1] >> 25) & 0x3f) * 8;
2874 /* the field is # of 512-bit rows - 1, we print bytes */
2875 int entry_size = (((ctx->data[1] >> 16) & 0x1ff) + 1);
2876 int nr_entries = ctx->data[1] & 0xffff;
2877
2878 instr_out(ctx, 0, "3DSTATE_URB_%s\n", unit);
2879 instr_out(ctx, 1,
2880 "%dKB start, size=%d 64B rows, nr_entries=%d, total size %dB\n",
2881 start_kb, entry_size, nr_entries, nr_entries * 64 * entry_size);
2882
2883 return 2;
2884 }
2885
2886 static int
2887 gen7_3DSTATE_URB_VS(struct drm_intel_decode *ctx)
2888 {
2889 return gen7_3DSTATE_URB_unit(ctx, "VS");
2890 }
2891
2892 static int
2893 gen7_3DSTATE_URB_HS(struct drm_intel_decode *ctx)
2894 {
2895 return gen7_3DSTATE_URB_unit(ctx, "HS");
2896 }
2897
2898 static int
2899 gen7_3DSTATE_URB_DS(struct drm_intel_decode *ctx)
2900 {
2901 return gen7_3DSTATE_URB_unit(ctx, "DS");
2902 }
2903
2904 static int
2905 gen7_3DSTATE_URB_GS(struct drm_intel_decode *ctx)
2906 {
2907 return gen7_3DSTATE_URB_unit(ctx, "GS");
2908 }
2909
2910 static int
2911 gen7_3DSTATE_CONSTANT(struct drm_intel_decode *ctx, const char *unit)
2912 {
2913 int rlen[4];
2914
2915 rlen[0] = (ctx->data[1] >> 0) & 0xffff;
2916 rlen[1] = (ctx->data[1] >> 16) & 0xffff;
2917 rlen[2] = (ctx->data[2] >> 0) & 0xffff;
2918 rlen[3] = (ctx->data[2] >> 16) & 0xffff;
2919
2920 instr_out(ctx, 0, "3DSTATE_CONSTANT_%s\n", unit);
2921 instr_out(ctx, 1, "len 0 = %d, len 1 = %d\n", rlen[0], rlen[1]);
2922 instr_out(ctx, 2, "len 2 = %d, len 3 = %d\n", rlen[2], rlen[3]);
2923 instr_out(ctx, 3, "pointer to constbuf 0\n");
2924 instr_out(ctx, 4, "pointer to constbuf 1\n");
2925 instr_out(ctx, 5, "pointer to constbuf 2\n");
2926 instr_out(ctx, 6, "pointer to constbuf 3\n");
2927
2928 return 7;
2929 }
2930
2931 static int
2932 gen7_3DSTATE_CONSTANT_VS(struct drm_intel_decode *ctx)
2933 {
2934 return gen7_3DSTATE_CONSTANT(ctx, "VS");
2935 }
2936
2937 static int
2938 gen7_3DSTATE_CONSTANT_GS(struct drm_intel_decode *ctx)
2939 {
2940 return gen7_3DSTATE_CONSTANT(ctx, "GS");
2941 }
2942
2943 static int
2944 gen7_3DSTATE_CONSTANT_PS(struct drm_intel_decode *ctx)
2945 {
2946 return gen7_3DSTATE_CONSTANT(ctx, "PS");
2947 }
2948
2949 static int
2950 gen7_3DSTATE_CONSTANT_DS(struct drm_intel_decode *ctx)
2951 {
2952 return gen7_3DSTATE_CONSTANT(ctx, "DS");
2953 }
2954
2955 static int
2956 gen7_3DSTATE_CONSTANT_HS(struct drm_intel_decode *ctx)
2957 {
2958 return gen7_3DSTATE_CONSTANT(ctx, "HS");
2959 }
2960
2961
2962 static int
2963 gen6_3DSTATE_WM(struct drm_intel_decode *ctx)
2964 {
2965 instr_out(ctx, 0, "3DSTATE_WM\n");
2966 instr_out(ctx, 1, "kernel start pointer 0\n");
2967 instr_out(ctx, 2,
2968 "SPF=%d, VME=%d, Sampler Count %d, "
2969 "Binding table count %d\n",
2970 (ctx->data[2] >> 31) & 1,
2971 (ctx->data[2] >> 30) & 1,
2972 (ctx->data[2] >> 27) & 7,
2973 (ctx->data[2] >> 18) & 0xff);
2974 instr_out(ctx, 3, "scratch offset\n");
2975 instr_out(ctx, 4,
2976 "Depth Clear %d, Depth Resolve %d, HiZ Resolve %d, "
2977 "Dispatch GRF start[0] %d, start[1] %d, start[2] %d\n",
2978 (ctx->data[4] & (1 << 30)) != 0,
2979 (ctx->data[4] & (1 << 28)) != 0,
2980 (ctx->data[4] & (1 << 27)) != 0,
2981 (ctx->data[4] >> 16) & 0x7f,
2982 (ctx->data[4] >> 8) & 0x7f,
2983 (ctx->data[4] & 0x7f));
2984 instr_out(ctx, 5,
2985 "MaxThreads %d, PS KillPixel %d, PS computed Z %d, "
2986 "PS use sourceZ %d, Thread Dispatch %d, PS use sourceW %d, "
2987 "Dispatch32 %d, Dispatch16 %d, Dispatch8 %d\n",
2988 ((ctx->data[5] >> 25) & 0x7f) + 1,
2989 (ctx->data[5] & (1 << 22)) != 0,
2990 (ctx->data[5] & (1 << 21)) != 0,
2991 (ctx->data[5] & (1 << 20)) != 0,
2992 (ctx->data[5] & (1 << 19)) != 0,
2993 (ctx->data[5] & (1 << 8)) != 0,
2994 (ctx->data[5] & (1 << 2)) != 0,
2995 (ctx->data[5] & (1 << 1)) != 0,
2996 (ctx->data[5] & (1 << 0)) != 0);
2997 instr_out(ctx, 6,
2998 "Num SF output %d, Pos XY offset %d, ZW interp mode %d , "
2999 "Barycentric interp mode 0x%x, Point raster rule %d, "
3000 "Multisample mode %d, "
3001 "Multisample Dispatch mode %d\n",
3002 (ctx->data[6] >> 20) & 0x3f,
3003 (ctx->data[6] >> 18) & 3,
3004 (ctx->data[6] >> 16) & 3,
3005 (ctx->data[6] >> 10) & 0x3f,
3006 (ctx->data[6] & (1 << 9)) != 0,
3007 (ctx->data[6] >> 1) & 3,
3008 (ctx->data[6] & 1));
3009 instr_out(ctx, 7, "kernel start pointer 1\n");
3010 instr_out(ctx, 8, "kernel start pointer 2\n");
3011
3012 return 9;
3013 }
3014
3015 static int
3016 gen7_3DSTATE_WM(struct drm_intel_decode *ctx)
3017 {
3018 const char *computed_depth = "";
3019 const char *early_depth = "";
3020 const char *zw_interp = "";
3021
3022 switch ((ctx->data[1] >> 23) & 0x3) {
3023 case 0:
3024 computed_depth = "";
3025 break;
3026 case 1:
3027 computed_depth = "computed depth";
3028 break;
3029 case 2:
3030 computed_depth = "computed depth >=";
3031 break;
3032 case 3:
3033 computed_depth = "computed depth <=";
3034 break;
3035 }
3036
3037 switch ((ctx->data[1] >> 21) & 0x3) {
3038 case 0:
3039 early_depth = "";
3040 break;
3041 case 1:
3042 early_depth = ", EDSC_PSEXEC";
3043 break;
3044 case 2:
3045 early_depth = ", EDSC_PREPS";
3046 break;
3047 case 3:
3048 early_depth = ", BAD EDSC";
3049 break;
3050 }
3051
3052 switch ((ctx->data[1] >> 17) & 0x3) {
3053 case 0:
3054 early_depth = "";
3055 break;
3056 case 1:
3057 early_depth = ", BAD ZW interp";
3058 break;
3059 case 2:
3060 early_depth = ", ZW centroid";
3061 break;
3062 case 3:
3063 early_depth = ", ZW sample";
3064 break;
3065 }
3066
3067 instr_out(ctx, 0, "3DSTATE_WM\n");
3068 instr_out(ctx, 1, "(%s%s%s%s%s%s)%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
3069 (ctx->data[1] & (1 << 11)) ? "PP " : "",
3070 (ctx->data[1] & (1 << 12)) ? "PC " : "",
3071 (ctx->data[1] & (1 << 13)) ? "PS " : "",
3072 (ctx->data[1] & (1 << 14)) ? "NPP " : "",
3073 (ctx->data[1] & (1 << 15)) ? "NPC " : "",
3074 (ctx->data[1] & (1 << 16)) ? "NPS " : "",
3075 (ctx->data[1] & (1 << 30)) ? ", depth clear" : "",
3076 (ctx->data[1] & (1 << 29)) ? "" : ", disabled",
3077 (ctx->data[1] & (1 << 28)) ? ", depth resolve" : "",
3078 (ctx->data[1] & (1 << 27)) ? ", hiz resolve" : "",
3079 (ctx->data[1] & (1 << 25)) ? ", kill" : "",
3080 computed_depth,
3081 early_depth,
3082 zw_interp,
3083 (ctx->data[1] & (1 << 20)) ? ", source depth" : "",
3084 (ctx->data[1] & (1 << 19)) ? ", source W" : "",
3085 (ctx->data[1] & (1 << 10)) ? ", coverage" : "",
3086 (ctx->data[1] & (1 << 4)) ? ", poly stipple" : "",
3087 (ctx->data[1] & (1 << 3)) ? ", line stipple" : "",
3088 (ctx->data[1] & (1 << 2)) ? ", point UL" : ", point UR"
3089 );
3090 instr_out(ctx, 2, "MS\n");
3091
3092 return 3;
3093 }
3094
3095 static int
3096 gen4_3DPRIMITIVE(struct drm_intel_decode *ctx)
3097 {
3098 instr_out(ctx, 0,
3099 "3DPRIMITIVE: %s %s\n",
3100 get_965_prim_type((ctx->data[0] >> 10) & 0x1f),
3101 (ctx->data[0] & (1 << 15)) ? "random" : "sequential");
3102 instr_out(ctx, 1, "vertex count\n");
3103 instr_out(ctx, 2, "start vertex\n");
3104 instr_out(ctx, 3, "instance count\n");
3105 instr_out(ctx, 4, "start instance\n");
3106 instr_out(ctx, 5, "index bias\n");
3107
3108 return 6;
3109 }
3110
3111 static int
3112 gen7_3DPRIMITIVE(struct drm_intel_decode *ctx)
3113 {
3114 bool indirect = !!(ctx->data[0] & (1 << 10));
3115
3116 instr_out(ctx, 0,
3117 "3DPRIMITIVE: %s%s\n",
3118 indirect ? " indirect" : "",
3119 (ctx->data[0] & (1 << 8)) ? " predicated" : "");
3120 instr_out(ctx, 1, "%s %s\n",
3121 get_965_prim_type(ctx->data[1] & 0x3f),
3122 (ctx->data[1] & (1 << 8)) ? "random" : "sequential");
3123 instr_out(ctx, 2, indirect ? "ignored" : "vertex count\n");
3124 instr_out(ctx, 3, indirect ? "ignored" : "start vertex\n");
3125 instr_out(ctx, 4, indirect ? "ignored" : "instance count\n");
3126 instr_out(ctx, 5, indirect ? "ignored" : "start instance\n");
3127 instr_out(ctx, 6, indirect ? "ignored" : "index bias\n");
3128
3129 return 7;
3130 }
3131
3132 static int
3133 decode_3d_965(struct drm_intel_decode *ctx)
3134 {
3135 uint32_t opcode;
3136 unsigned int len;
3137 unsigned int i, j, sba_len;
3138 const char *desc1 = NULL;
3139 uint32_t *data = ctx->data;
3140 uint32_t devid = ctx->devid;
3141
3142 struct {
3143 uint32_t opcode;
3144 uint32_t len_mask;
3145 int unsigned min_len;
3146 int unsigned max_len;
3147 const char *name;
3148 int gen;
3149 int (*func)(struct drm_intel_decode *ctx);
3150 } opcodes_3d[] = {
3151 { 0x6000, 0x00ff, 3, 3, "URB_FENCE" },
3152 { 0x6001, 0xffff, 2, 2, "CS_URB_STATE" },
3153 { 0x6002, 0x00ff, 2, 2, "CONSTANT_BUFFER" },
3154 { 0x6101, 0xffff, 6, 10, "STATE_BASE_ADDRESS" },
3155 { 0x6102, 0xffff, 2, 2, "STATE_SIP" },
3156 { 0x6104, 0xffff, 1, 1, "3DSTATE_PIPELINE_SELECT" },
3157 { 0x680b, 0xffff, 1, 1, "3DSTATE_VF_STATISTICS" },
3158 { 0x6904, 0xffff, 1, 1, "3DSTATE_PIPELINE_SELECT" },
3159 { 0x7800, 0xffff, 7, 7, "3DSTATE_PIPELINED_POINTERS" },
3160 { 0x7801, 0x00ff, 4, 6, "3DSTATE_BINDING_TABLE_POINTERS" },
3161 { 0x7802, 0x00ff, 4, 4, "3DSTATE_SAMPLER_STATE_POINTERS" },
3162 { 0x7805, 0x00ff, 7, 7, "3DSTATE_DEPTH_BUFFER", 7 },
3163 { 0x7805, 0x00ff, 3, 3, "3DSTATE_URB" },
3164 { 0x7804, 0x00ff, 3, 3, "3DSTATE_CLEAR_PARAMS" },
3165 { 0x7806, 0x00ff, 3, 3, "3DSTATE_STENCIL_BUFFER" },
3166 { 0x790f, 0x00ff, 3, 3, "3DSTATE_HIER_DEPTH_BUFFER", 6 },
3167 { 0x7807, 0x00ff, 3, 3, "3DSTATE_HIER_DEPTH_BUFFER", 7, gen7_3DSTATE_HIER_DEPTH_BUFFER },
3168 { 0x7808, 0x00ff, 5, 257, "3DSTATE_VERTEX_BUFFERS" },
3169 { 0x7809, 0x00ff, 3, 256, "3DSTATE_VERTEX_ELEMENTS" },
3170 { 0x780a, 0x00ff, 3, 3, "3DSTATE_INDEX_BUFFER" },
3171 { 0x780b, 0xffff, 1, 1, "3DSTATE_VF_STATISTICS" },
3172 { 0x780d, 0x00ff, 4, 4, "3DSTATE_VIEWPORT_STATE_POINTERS" },
3173 { 0x780e, 0xffff, 4, 4, NULL, 6, gen6_3DSTATE_CC_STATE_POINTERS },
3174 { 0x780e, 0x00ff, 2, 2, NULL, 7, gen7_3DSTATE_CC_STATE_POINTERS },
3175 { 0x780f, 0x00ff, 2, 2, "3DSTATE_SCISSOR_POINTERS" },
3176 { 0x7810, 0x00ff, 6, 6, "3DSTATE_VS" },
3177 { 0x7811, 0x00ff, 7, 7, "3DSTATE_GS" },
3178 { 0x7812, 0x00ff, 4, 4, "3DSTATE_CLIP" },
3179 { 0x7813, 0x00ff, 20, 20, "3DSTATE_SF", 6 },
3180 { 0x7813, 0x00ff, 7, 7, "3DSTATE_SF", 7 },
3181 { 0x7814, 0x00ff, 3, 3, "3DSTATE_WM", 7, gen7_3DSTATE_WM },
3182 { 0x7814, 0x00ff, 9, 9, "3DSTATE_WM", 6, gen6_3DSTATE_WM },
3183 { 0x7815, 0x00ff, 5, 5, "3DSTATE_CONSTANT_VS_STATE", 6 },
3184 { 0x7815, 0x00ff, 7, 7, "3DSTATE_CONSTANT_VS", 7, gen7_3DSTATE_CONSTANT_VS },
3185 { 0x7816, 0x00ff, 5, 5, "3DSTATE_CONSTANT_GS_STATE", 6 },
3186 { 0x7816, 0x00ff, 7, 7, "3DSTATE_CONSTANT_GS", 7, gen7_3DSTATE_CONSTANT_GS },
3187 { 0x7817, 0x00ff, 5, 5, "3DSTATE_CONSTANT_PS_STATE", 6 },
3188 { 0x7817, 0x00ff, 7, 7, "3DSTATE_CONSTANT_PS", 7, gen7_3DSTATE_CONSTANT_PS },
3189 { 0x7818, 0xffff, 2, 2, "3DSTATE_SAMPLE_MASK" },
3190 { 0x7819, 0x00ff, 7, 7, "3DSTATE_CONSTANT_HS", 7, gen7_3DSTATE_CONSTANT_HS },
3191 { 0x781a, 0x00ff, 7, 7, "3DSTATE_CONSTANT_DS", 7, gen7_3DSTATE_CONSTANT_DS },
3192 { 0x781b, 0x00ff, 7, 7, "3DSTATE_HS" },
3193 { 0x781c, 0x00ff, 4, 4, "3DSTATE_TE" },
3194 { 0x781d, 0x00ff, 6, 6, "3DSTATE_DS" },
3195 { 0x781e, 0x00ff, 3, 3, "3DSTATE_STREAMOUT" },
3196 { 0x781f, 0x00ff, 14, 14, "3DSTATE_SBE" },
3197 { 0x7820, 0x00ff, 8, 8, "3DSTATE_PS" },
3198 { 0x7821, 0x00ff, 2, 2, NULL, 7, gen7_3DSTATE_VIEWPORT_STATE_POINTERS_SF_CLIP },
3199 { 0x7823, 0x00ff, 2, 2, NULL, 7, gen7_3DSTATE_VIEWPORT_STATE_POINTERS_CC },
3200 { 0x7824, 0x00ff, 2, 2, NULL, 7, gen7_3DSTATE_BLEND_STATE_POINTERS },
3201 { 0x7825, 0x00ff, 2, 2, NULL, 7, gen7_3DSTATE_DEPTH_STENCIL_STATE_POINTERS },
3202 { 0x7826, 0x00ff, 2, 2, "3DSTATE_BINDING_TABLE_POINTERS_VS" },
3203 { 0x7827, 0x00ff, 2, 2, "3DSTATE_BINDING_TABLE_POINTERS_HS" },
3204 { 0x7828, 0x00ff, 2, 2, "3DSTATE_BINDING_TABLE_POINTERS_DS" },
3205 { 0x7829, 0x00ff, 2, 2, "3DSTATE_BINDING_TABLE_POINTERS_GS" },
3206 { 0x782a, 0x00ff, 2, 2, "3DSTATE_BINDING_TABLE_POINTERS_PS" },
3207 { 0x782b, 0x00ff, 2, 2, "3DSTATE_SAMPLER_STATE_POINTERS_VS" },
3208 { 0x782c, 0x00ff, 2, 2, "3DSTATE_SAMPLER_STATE_POINTERS_HS" },
3209 { 0x782d, 0x00ff, 2, 2, "3DSTATE_SAMPLER_STATE_POINTERS_DS" },
3210 { 0x782e, 0x00ff, 2, 2, "3DSTATE_SAMPLER_STATE_POINTERS_GS" },
3211 { 0x782f, 0x00ff, 2, 2, "3DSTATE_SAMPLER_STATE_POINTERS_PS" },
3212 { 0x7830, 0x00ff, 2, 2, NULL, 7, gen7_3DSTATE_URB_VS },
3213 { 0x7831, 0x00ff, 2, 2, NULL, 7, gen7_3DSTATE_URB_HS },
3214 { 0x7832, 0x00ff, 2, 2, NULL, 7, gen7_3DSTATE_URB_DS },
3215 { 0x7833, 0x00ff, 2, 2, NULL, 7, gen7_3DSTATE_URB_GS },
3216 { 0x7900, 0xffff, 4, 4, "3DSTATE_DRAWING_RECTANGLE" },
3217 { 0x7901, 0xffff, 5, 5, "3DSTATE_CONSTANT_COLOR" },
3218 { 0x7905, 0xffff, 5, 7, "3DSTATE_DEPTH_BUFFER" },
3219 { 0x7906, 0xffff, 2, 2, "3DSTATE_POLY_STIPPLE_OFFSET" },
3220 { 0x7907, 0xffff, 33, 33, "3DSTATE_POLY_STIPPLE_PATTERN" },
3221 { 0x7908, 0xffff, 3, 3, "3DSTATE_LINE_STIPPLE" },
3222 { 0x7909, 0xffff, 2, 2, "3DSTATE_GLOBAL_DEPTH_OFFSET_CLAMP" },
3223 { 0x7909, 0xffff, 2, 2, "3DSTATE_CLEAR_PARAMS" },
3224 { 0x790a, 0xffff, 3, 3, "3DSTATE_AA_LINE_PARAMETERS" },
3225 { 0x790b, 0xffff, 4, 4, "3DSTATE_GS_SVB_INDEX" },
3226 { 0x790d, 0xffff, 3, 3, "3DSTATE_MULTISAMPLE", 6 },
3227 { 0x790d, 0xffff, 4, 4, "3DSTATE_MULTISAMPLE", 7 },
3228 { 0x7910, 0x00ff, 2, 2, "3DSTATE_CLEAR_PARAMS" },
3229 { 0x7912, 0x00ff, 2, 2, "3DSTATE_PUSH_CONSTANT_ALLOC_VS" },
3230 { 0x7913, 0x00ff, 2, 2, "3DSTATE_PUSH_CONSTANT_ALLOC_HS" },
3231 { 0x7914, 0x00ff, 2, 2, "3DSTATE_PUSH_CONSTANT_ALLOC_DS" },
3232 { 0x7915, 0x00ff, 2, 2, "3DSTATE_PUSH_CONSTANT_ALLOC_GS" },
3233 { 0x7916, 0x00ff, 2, 2, "3DSTATE_PUSH_CONSTANT_ALLOC_PS" },
3234 { 0x7917, 0x00ff, 2, 2+128*2, "3DSTATE_SO_DECL_LIST" },
3235 { 0x7918, 0x00ff, 4, 4, "3DSTATE_SO_BUFFER" },
3236 { 0x7a00, 0x00ff, 4, 6, "PIPE_CONTROL" },
3237 { 0x7b00, 0x00ff, 7, 7, NULL, 7, gen7_3DPRIMITIVE },
3238 { 0x7b00, 0x00ff, 6, 6, NULL, 0, gen4_3DPRIMITIVE },
3239 }, *opcode_3d = NULL;
3240
3241 opcode = (data[0] & 0xffff0000) >> 16;
3242
3243 for (i = 0; i < ARRAY_SIZE(opcodes_3d); i++) {
3244 if (opcode != opcodes_3d[i].opcode)
3245 continue;
3246
3247 /* If it's marked as not our gen, skip. */
3248 if (opcodes_3d[i].gen && opcodes_3d[i].gen != ctx->gen)
3249 continue;
3250
3251 opcode_3d = &opcodes_3d[i];
3252 break;
3253 }
3254
3255 if (opcode_3d) {
3256 if (opcode_3d->max_len == 1)
3257 len = 1;
3258 else
3259 len = (data[0] & opcode_3d->len_mask) + 2;
3260
3261 if (len < opcode_3d->min_len ||
3262 len > opcode_3d->max_len) {
3263 fprintf(out, "Bad length %d in %s, expected %d-%d\n",
3264 len, opcode_3d->name,
3265 opcode_3d->min_len, opcode_3d->max_len);
3266 }
3267 } else {
3268 len = (data[0] & 0x0000ffff) + 2;
3269 }
3270
3271 switch (opcode) {
3272 case 0x6000:
3273 return i965_decode_urb_fence(ctx, len);
3274 case 0x6001:
3275 instr_out(ctx, 0, "CS_URB_STATE\n");
3276 instr_out(ctx, 1,
3277 "entry_size: %d [%d bytes], n_entries: %d\n",
3278 (data[1] >> 4) & 0x1f,
3279 (((data[1] >> 4) & 0x1f) + 1) * 64, data[1] & 0x7);
3280 return len;
3281 case 0x6002:
3282 instr_out(ctx, 0, "CONSTANT_BUFFER: %s\n",
3283 (data[0] >> 8) & 1 ? "valid" : "invalid");
3284 instr_out(ctx, 1,
3285 "offset: 0x%08x, length: %d bytes\n", data[1] & ~0x3f,
3286 ((data[1] & 0x3f) + 1) * 64);
3287 return len;
3288 case 0x6101:
3289 i = 0;
3290 instr_out(ctx, 0, "STATE_BASE_ADDRESS\n");
3291 i++;
3292
3293 if (IS_GEN6(devid) || IS_GEN7(devid))
3294 sba_len = 10;
3295 else if (IS_GEN5(devid))
3296 sba_len = 8;
3297 else
3298 sba_len = 6;
3299 if (len != sba_len)
3300 fprintf(out, "Bad count in STATE_BASE_ADDRESS\n");
3301
3302 state_base_out(ctx, i++, "general");
3303 state_base_out(ctx, i++, "surface");
3304 if (IS_GEN6(devid) || IS_GEN7(devid))
3305 state_base_out(ctx, i++, "dynamic");
3306 state_base_out(ctx, i++, "indirect");
3307 if (IS_GEN5(devid) || IS_GEN6(devid) || IS_GEN7(devid))
3308 state_base_out(ctx, i++, "instruction");
3309
3310 state_max_out(ctx, i++, "general");
3311 if (IS_GEN6(devid) || IS_GEN7(devid))
3312 state_max_out(ctx, i++, "dynamic");
3313 state_max_out(ctx, i++, "indirect");
3314 if (IS_GEN5(devid) || IS_GEN6(devid) || IS_GEN7(devid))
3315 state_max_out(ctx, i++, "instruction");
3316
3317 return len;
3318 case 0x7800:
3319 instr_out(ctx, 0, "3DSTATE_PIPELINED_POINTERS\n");
3320 instr_out(ctx, 1, "VS state\n");
3321 instr_out(ctx, 2, "GS state\n");
3322 instr_out(ctx, 3, "Clip state\n");
3323 instr_out(ctx, 4, "SF state\n");
3324 instr_out(ctx, 5, "WM state\n");
3325 instr_out(ctx, 6, "CC state\n");
3326 return len;
3327 case 0x7801:
3328 if (len != 6 && len != 4)
3329 fprintf(out,
3330 "Bad count in 3DSTATE_BINDING_TABLE_POINTERS\n");
3331 if (len == 6) {
3332 instr_out(ctx, 0,
3333 "3DSTATE_BINDING_TABLE_POINTERS\n");
3334 instr_out(ctx, 1, "VS binding table\n");
3335 instr_out(ctx, 2, "GS binding table\n");
3336 instr_out(ctx, 3, "Clip binding table\n");
3337 instr_out(ctx, 4, "SF binding table\n");
3338 instr_out(ctx, 5, "WM binding table\n");
3339 } else {
3340 instr_out(ctx, 0,
3341 "3DSTATE_BINDING_TABLE_POINTERS: VS mod %d, "
3342 "GS mod %d, PS mod %d\n",
3343 (data[0] & (1 << 8)) != 0,
3344 (data[0] & (1 << 9)) != 0,
3345 (data[0] & (1 << 12)) != 0);
3346 instr_out(ctx, 1, "VS binding table\n");
3347 instr_out(ctx, 2, "GS binding table\n");
3348 instr_out(ctx, 3, "WM binding table\n");
3349 }
3350
3351 return len;
3352 case 0x7802:
3353 instr_out(ctx, 0,
3354 "3DSTATE_SAMPLER_STATE_POINTERS: VS mod %d, "
3355 "GS mod %d, PS mod %d\n", (data[0] & (1 << 8)) != 0,
3356 (data[0] & (1 << 9)) != 0,
3357 (data[0] & (1 << 12)) != 0);
3358 instr_out(ctx, 1, "VS sampler state\n");
3359 instr_out(ctx, 2, "GS sampler state\n");
3360 instr_out(ctx, 3, "WM sampler state\n");
3361 return len;
3362 case 0x7805:
3363 /* Actually 3DSTATE_DEPTH_BUFFER on gen7. */
3364 if (ctx->gen == 7)
3365 break;
3366
3367 instr_out(ctx, 0, "3DSTATE_URB\n");
3368 instr_out(ctx, 1,
3369 "VS entries %d, alloc size %d (1024bit row)\n",
3370 data[1] & 0xffff, ((data[1] >> 16) & 0x07f) + 1);
3371 instr_out(ctx, 2,
3372 "GS entries %d, alloc size %d (1024bit row)\n",
3373 (data[2] >> 8) & 0x3ff, (data[2] & 7) + 1);
3374 return len;
3375
3376 case 0x7808:
3377 if ((len - 1) % 4 != 0)
3378 fprintf(out, "Bad count in 3DSTATE_VERTEX_BUFFERS\n");
3379 instr_out(ctx, 0, "3DSTATE_VERTEX_BUFFERS\n");
3380
3381 for (i = 1; i < len;) {
3382 int idx, access;
3383 if (IS_GEN6(devid)) {
3384 idx = 26;
3385 access = 20;
3386 } else {
3387 idx = 27;
3388 access = 26;
3389 }
3390 instr_out(ctx, i,
3391 "buffer %d: %s, pitch %db\n", data[i] >> idx,
3392 data[i] & (1 << access) ? "random" :
3393 "sequential", data[i] & 0x07ff);
3394 i++;
3395 instr_out(ctx, i++, "buffer address\n");
3396 instr_out(ctx, i++, "max index\n");
3397 instr_out(ctx, i++, "mbz\n");
3398 }
3399 return len;
3400
3401 case 0x7809:
3402 if ((len + 1) % 2 != 0)
3403 fprintf(out, "Bad count in 3DSTATE_VERTEX_ELEMENTS\n");
3404 instr_out(ctx, 0, "3DSTATE_VERTEX_ELEMENTS\n");
3405
3406 for (i = 1; i < len;) {
3407 instr_out(ctx, i,
3408 "buffer %d: %svalid, type 0x%04x, "
3409 "src offset 0x%04x bytes\n",
3410 data[i] >> ((IS_GEN6(devid) || IS_GEN7(devid)) ? 26 : 27),
3411 data[i] & (1 << ((IS_GEN6(devid) || IS_GEN7(devid)) ? 25 : 26)) ?
3412 "" : "in", (data[i] >> 16) & 0x1ff,
3413 data[i] & 0x07ff);
3414 i++;
3415 instr_out(ctx, i, "(%s, %s, %s, %s), "
3416 "dst offset 0x%02x bytes\n",
3417 get_965_element_component(data[i], 0),
3418 get_965_element_component(data[i], 1),
3419 get_965_element_component(data[i], 2),
3420 get_965_element_component(data[i], 3),
3421 (data[i] & 0xff) * 4);
3422 i++;
3423 }
3424 return len;
3425
3426 case 0x780d:
3427 instr_out(ctx, 0,
3428 "3DSTATE_VIEWPORT_STATE_POINTERS\n");
3429 instr_out(ctx, 1, "clip\n");
3430 instr_out(ctx, 2, "sf\n");
3431 instr_out(ctx, 3, "cc\n");
3432 return len;
3433
3434 case 0x780a:
3435 instr_out(ctx, 0, "3DSTATE_INDEX_BUFFER\n");
3436 instr_out(ctx, 1, "beginning buffer address\n");
3437 instr_out(ctx, 2, "ending buffer address\n");
3438 return len;
3439
3440 case 0x780f:
3441 instr_out(ctx, 0, "3DSTATE_SCISSOR_POINTERS\n");
3442 instr_out(ctx, 1, "scissor rect offset\n");
3443 return len;
3444
3445 case 0x7810:
3446 instr_out(ctx, 0, "3DSTATE_VS\n");
3447 instr_out(ctx, 1, "kernel pointer\n");
3448 instr_out(ctx, 2,
3449 "SPF=%d, VME=%d, Sampler Count %d, "
3450 "Binding table count %d\n", (data[2] >> 31) & 1,
3451 (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3452 (data[2] >> 18) & 0xff);
3453 instr_out(ctx, 3, "scratch offset\n");
3454 instr_out(ctx, 4,
3455 "Dispatch GRF start %d, VUE read length %d, "
3456 "VUE read offset %d\n", (data[4] >> 20) & 0x1f,
3457 (data[4] >> 11) & 0x3f, (data[4] >> 4) & 0x3f);
3458 instr_out(ctx, 5,
3459 "Max Threads %d, Vertex Cache %sable, "
3460 "VS func %sable\n", ((data[5] >> 25) & 0x7f) + 1,
3461 (data[5] & (1 << 1)) != 0 ? "dis" : "en",
3462 (data[5] & 1) != 0 ? "en" : "dis");
3463 return len;
3464
3465 case 0x7811:
3466 instr_out(ctx, 0, "3DSTATE_GS\n");
3467 instr_out(ctx, 1, "kernel pointer\n");
3468 instr_out(ctx, 2,
3469 "SPF=%d, VME=%d, Sampler Count %d, "
3470 "Binding table count %d\n", (data[2] >> 31) & 1,
3471 (data[2] >> 30) & 1, (data[2] >> 27) & 7,
3472 (data[2] >> 18) & 0xff);
3473 instr_out(ctx, 3, "scratch offset\n");
3474 instr_out(ctx, 4,
3475 "Dispatch GRF start %d, VUE read length %d, "
3476 "VUE read offset %d\n", (data[4] & 0xf),
3477 (data[4] >> 11) & 0x3f, (data[4] >> 4) & 0x3f);
3478 instr_out(ctx, 5,
3479 "Max Threads %d, Rendering %sable\n",
3480 ((data[5] >> 25) & 0x7f) + 1,
3481 (data[5] & (1 << 8)) != 0 ? "en" : "dis");
3482 instr_out(ctx, 6,
3483 "Reorder %sable, Discard Adjaceny %sable, "
3484 "GS %sable\n",
3485 (data[6] & (1 << 30)) != 0 ? "en" : "dis",
3486 (data[6] & (1 << 29)) != 0 ? "en" : "dis",
3487 (data[6] & (1 << 15)) != 0 ? "en" : "dis");
3488 return len;
3489
3490 case 0x7812:
3491 instr_out(ctx, 0, "3DSTATE_CLIP\n");
3492 instr_out(ctx, 1,
3493 "UserClip distance cull test mask 0x%x\n",
3494 data[1] & 0xff);
3495 instr_out(ctx, 2,
3496 "Clip %sable, API mode %s, Viewport XY test %sable, "
3497 "Viewport Z test %sable, Guardband test %sable, Clip mode %d, "
3498 "Perspective Divide %sable, Non-Perspective Barycentric %sable, "
3499 "Tri Provoking %d, Line Provoking %d, Trifan Provoking %d\n",
3500 (data[2] & (1 << 31)) != 0 ? "en" : "dis",
3501 (data[2] & (1 << 30)) != 0 ? "D3D" : "OGL",
3502 (data[2] & (1 << 28)) != 0 ? "en" : "dis",
3503 (data[2] & (1 << 27)) != 0 ? "en" : "dis",
3504 (data[2] & (1 << 26)) != 0 ? "en" : "dis",
3505 (data[2] >> 13) & 7,
3506 (data[2] & (1 << 9)) != 0 ? "dis" : "en",
3507 (data[2] & (1 << 8)) != 0 ? "en" : "dis",
3508 (data[2] >> 4) & 3, (data[2] >> 2) & 3,
3509 (data[2] & 3));
3510 instr_out(ctx, 3,
3511 "Min PointWidth %d, Max PointWidth %d, "
3512 "Force Zero RTAIndex %sable, Max VPIndex %d\n",
3513 (data[3] >> 17) & 0x7ff, (data[3] >> 6) & 0x7ff,
3514 (data[3] & (1 << 5)) != 0 ? "en" : "dis",
3515 (data[3] & 0xf));
3516 return len;
3517
3518 case 0x7813:
3519 if (ctx->gen == 7)
3520 break;
3521
3522 instr_out(ctx, 0, "3DSTATE_SF\n");
3523 instr_out(ctx, 1,
3524 "Attrib Out %d, Attrib Swizzle %sable, VUE read length %d, "
3525 "VUE read offset %d\n", (data[1] >> 22) & 0x3f,
3526 (data[1] & (1 << 21)) != 0 ? "en" : "dis",
3527 (data[1] >> 11) & 0x1f, (data[1] >> 4) & 0x3f);
3528 instr_out(ctx, 2,
3529 "Legacy Global DepthBias %sable, FrontFace fill %d, BF fill %d, "
3530 "VP transform %sable, FrontWinding_%s\n",
3531 (data[2] & (1 << 11)) != 0 ? "en" : "dis",
3532 (data[2] >> 5) & 3, (data[2] >> 3) & 3,
3533 (data[2] & (1 << 1)) != 0 ? "en" : "dis",
3534 (data[2] & 1) != 0 ? "CCW" : "CW");
3535 instr_out(ctx, 3,
3536 "AA %sable, CullMode %d, Scissor %sable, Multisample m ode %d\n",
3537 (data[3] & (1 << 31)) != 0 ? "en" : "dis",
3538 (data[3] >> 29) & 3,
3539 (data[3] & (1 << 11)) != 0 ? "en" : "dis",
3540 (data[3] >> 8) & 3);
3541 instr_out(ctx, 4,
3542 "Last Pixel %sable, SubPixel Precision %d, Use PixelWidth %d\n",
3543 (data[4] & (1 << 31)) != 0 ? "en" : "dis",
3544 (data[4] & (1 << 12)) != 0 ? 4 : 8,
3545 (data[4] & (1 << 11)) != 0);
3546 instr_out(ctx, 5,
3547 "Global Depth Offset Constant %f\n",
3548 *(float *)(&data[5]));
3549 instr_out(ctx, 6, "Global Depth Offset Scale %f\n",
3550 *(float *)(&data[6]));
3551 instr_out(ctx, 7, "Global Depth Offset Clamp %f\n",
3552 *(float *)(&data[7]));
3553
3554 for (i = 0, j = 0; i < 8; i++, j += 2)
3555 instr_out(ctx, i + 8,
3556 "Attrib %d (Override %s%s%s%s, Const Source %d, Swizzle Select %d, "
3557 "Source %d); Attrib %d (Override %s%s%s%s, Const Source %d, Swizzle Select %d, Source %d)\n",
3558 j + 1,
3559 (data[8 + i] & (1 << 31)) != 0 ? "W" : "",
3560 (data[8 + i] & (1 << 30)) != 0 ? "Z" : "",
3561 (data[8 + i] & (1 << 29)) != 0 ? "Y" : "",
3562 (data[8 + i] & (1 << 28)) != 0 ? "X" : "",
3563 (data[8 + i] >> 25) & 3,
3564 (data[8 + i] >> 22) & 3,
3565 (data[8 + i] >> 16) & 0x1f, j,
3566 (data[8 + i] & (1 << 15)) != 0 ? "W" : "",
3567 (data[8 + i] & (1 << 14)) != 0 ? "Z" : "",
3568 (data[8 + i] & (1 << 13)) != 0 ? "Y" : "",
3569 (data[8 + i] & (1 << 12)) != 0 ? "X" : "",
3570 (data[8 + i] >> 9) & 3,
3571 (data[8 + i] >> 6) & 3, (data[8 + i] & 0x1f));
3572 instr_out(ctx, 16,
3573 "Point Sprite TexCoord Enable\n");
3574 instr_out(ctx, 17, "Const Interp Enable\n");
3575 instr_out(ctx, 18,
3576 "Attrib 7-0 WrapShortest Enable\n");
3577 instr_out(ctx, 19,
3578 "Attrib 15-8 WrapShortest Enable\n");
3579
3580 return len;
3581
3582 case 0x7900:
3583 instr_out(ctx, 0, "3DSTATE_DRAWING_RECTANGLE\n");
3584 instr_out(ctx, 1, "top left: %d,%d\n",
3585 data[1] & 0xffff, (data[1] >> 16) & 0xffff);
3586 instr_out(ctx, 2, "bottom right: %d,%d\n",
3587 data[2] & 0xffff, (data[2] >> 16) & 0xffff);
3588 instr_out(ctx, 3, "origin: %d,%d\n",
3589 (int)data[3] & 0xffff, ((int)data[3] >> 16) & 0xffff);
3590
3591 return len;
3592
3593 case 0x7905:
3594 instr_out(ctx, 0, "3DSTATE_DEPTH_BUFFER\n");
3595 if (IS_GEN5(devid) || IS_GEN6(devid))
3596 instr_out(ctx, 1,
3597 "%s, %s, pitch = %d bytes, %stiled, HiZ %d, Separate Stencil %d\n",
3598 get_965_surfacetype(data[1] >> 29),
3599 get_965_depthformat((data[1] >> 18) & 0x7),
3600 (data[1] & 0x0001ffff) + 1,
3601 data[1] & (1 << 27) ? "" : "not ",
3602 (data[1] & (1 << 22)) != 0,
3603 (data[1] & (1 << 21)) != 0);
3604 else
3605 instr_out(ctx, 1,
3606 "%s, %s, pitch = %d bytes, %stiled\n",
3607 get_965_surfacetype(data[1] >> 29),
3608 get_965_depthformat((data[1] >> 18) & 0x7),
3609 (data[1] & 0x0001ffff) + 1,
3610 data[1] & (1 << 27) ? "" : "not ");
3611 instr_out(ctx, 2, "depth offset\n");
3612 instr_out(ctx, 3, "%dx%d\n",
3613 ((data[3] & 0x0007ffc0) >> 6) + 1,
3614 ((data[3] & 0xfff80000) >> 19) + 1);
3615 instr_out(ctx, 4, "volume depth\n");
3616 if (len >= 6)
3617 instr_out(ctx, 5, "\n");
3618 if (len >= 7) {
3619 if (IS_GEN6(devid))
3620 instr_out(ctx, 6, "\n");
3621 else
3622 instr_out(ctx, 6,
3623 "render target view extent\n");
3624 }
3625
3626 return len;
3627
3628 case 0x7a00:
3629 if (IS_GEN6(devid) || IS_GEN7(devid)) {
3630 if (len != 4 && len != 5)
3631 fprintf(out, "Bad count in PIPE_CONTROL\n");
3632
3633 switch ((data[1] >> 14) & 0x3) {
3634 case 0:
3635 desc1 = "no write";
3636 break;
3637 case 1:
3638 desc1 = "qword write";
3639 break;
3640 case 2:
3641 desc1 = "PS_DEPTH_COUNT write";
3642 break;
3643 case 3:
3644 desc1 = "TIMESTAMP write";
3645 break;
3646 }
3647 instr_out(ctx, 0, "PIPE_CONTROL\n");
3648 instr_out(ctx, 1,
3649 "%s, %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
3650 desc1,
3651 data[1] & (1 << 20) ? "cs stall, " : "",
3652 data[1] & (1 << 19) ?
3653 "global snapshot count reset, " : "",
3654 data[1] & (1 << 18) ? "tlb invalidate, " : "",
3655 data[1] & (1 << 17) ? "gfdt flush, " : "",
3656 data[1] & (1 << 17) ? "media state clear, " :
3657 "",
3658 data[1] & (1 << 13) ? "depth stall, " : "",
3659 data[1] & (1 << 12) ?
3660 "render target cache flush, " : "",
3661 data[1] & (1 << 11) ?
3662 "instruction cache invalidate, " : "",
3663 data[1] & (1 << 10) ?
3664 "texture cache invalidate, " : "",
3665 data[1] & (1 << 9) ?
3666 "indirect state invalidate, " : "",
3667 data[1] & (1 << 8) ? "notify irq, " : "",
3668 data[1] & (1 << 7) ? "PIPE_CONTROL flush, " :
3669 "",
3670 data[1] & (1 << 6) ? "protect mem app_id, " :
3671 "", data[1] & (1 << 5) ? "DC flush, " : "",
3672 data[1] & (1 << 4) ? "vf fetch invalidate, " :
3673 "",
3674 data[1] & (1 << 3) ?
3675 "constant cache invalidate, " : "",
3676 data[1] & (1 << 2) ?
3677 "state cache invalidate, " : "",
3678 data[1] & (1 << 1) ? "stall at scoreboard, " :
3679 "",
3680 data[1] & (1 << 0) ? "depth cache flush, " :
3681 "");
3682 if (len == 5) {
3683 instr_out(ctx, 2,
3684 "destination address\n");
3685 instr_out(ctx, 3,
3686 "immediate dword low\n");
3687 instr_out(ctx, 4,
3688 "immediate dword high\n");
3689 } else {
3690 for (i = 2; i < len; i++) {
3691 instr_out(ctx, i, "\n");
3692 }
3693 }
3694 return len;
3695 } else {
3696 if (len != 4)
3697 fprintf(out, "Bad count in PIPE_CONTROL\n");
3698
3699 switch ((data[0] >> 14) & 0x3) {
3700 case 0:
3701 desc1 = "no write";
3702 break;
3703 case 1:
3704 desc1 = "qword write";
3705 break;
3706 case 2:
3707 desc1 = "PS_DEPTH_COUNT write";
3708 break;
3709 case 3:
3710 desc1 = "TIMESTAMP write";
3711 break;
3712 }
3713 instr_out(ctx, 0,
3714 "PIPE_CONTROL: %s, %sdepth stall, %sRC write flush, "
3715 "%sinst flush\n",
3716 desc1,
3717 data[0] & (1 << 13) ? "" : "no ",
3718 data[0] & (1 << 12) ? "" : "no ",
3719 data[0] & (1 << 11) ? "" : "no ");
3720 instr_out(ctx, 1, "destination address\n");
3721 instr_out(ctx, 2, "immediate dword low\n");
3722 instr_out(ctx, 3, "immediate dword high\n");
3723 return len;
3724 }
3725 }
3726
3727 if (opcode_3d) {
3728 if (opcode_3d->func) {
3729 return opcode_3d->func(ctx);
3730 } else {
3731 instr_out(ctx, 0, "%s\n", opcode_3d->name);
3732
3733 for (i = 1; i < len; i++) {
3734 instr_out(ctx, i, "dword %d\n", i);
3735 }
3736 return len;
3737 }
3738 }
3739
3740 instr_out(ctx, 0, "3D UNKNOWN: 3d_965 opcode = 0x%x\n",
3741 opcode);
3742 return 1;
3743 }
3744
3745 static int
3746 decode_3d_i830(struct drm_intel_decode *ctx)
3747 {
3748 unsigned int idx;
3749 uint32_t opcode;
3750 uint32_t *data = ctx->data;
3751
3752 struct {
3753 uint32_t opcode;
3754 unsigned int min_len;
3755 unsigned int max_len;
3756 const char *name;
3757 } opcodes_3d[] = {
3758 { 0x02, 1, 1, "3DSTATE_MODES_3" },
3759 { 0x03, 1, 1, "3DSTATE_ENABLES_1" },
3760 { 0x04, 1, 1, "3DSTATE_ENABLES_2" },
3761 { 0x05, 1, 1, "3DSTATE_VFT0" },
3762 { 0x06, 1, 1, "3DSTATE_AA" },
3763 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES" },
3764 { 0x08, 1, 1, "3DSTATE_MODES_1" },
3765 { 0x09, 1, 1, "3DSTATE_STENCIL_TEST" },
3766 { 0x0a, 1, 1, "3DSTATE_VFT1" },
3767 { 0x0b, 1, 1, "3DSTATE_INDPT_ALPHA_BLEND" },
3768 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
3769 { 0x0d, 1, 1, "3DSTATE_MAP_BLEND_OP" },
3770 { 0x0e, 1, 1, "3DSTATE_MAP_BLEND_ARG" },
3771 { 0x0f, 1, 1, "3DSTATE_MODES_2" },
3772 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
3773 { 0x16, 1, 1, "3DSTATE_MODES_4"},
3774 }, *opcode_3d;
3775
3776 opcode = (data[0] & 0x1f000000) >> 24;
3777
3778 switch (opcode) {
3779 case 0x1f:
3780 return decode_3d_primitive(ctx);
3781 case 0x1d:
3782 return decode_3d_1d(ctx);
3783 case 0x1c:
3784 return decode_3d_1c(ctx);
3785 }
3786
3787 for (idx = 0; idx < ARRAY_SIZE(opcodes_3d); idx++) {
3788 opcode_3d = &opcodes_3d[idx];
3789 if ((data[0] & 0x1f000000) >> 24 == opcode_3d->opcode) {
3790 unsigned int len = 1, i;
3791
3792 instr_out(ctx, 0, "%s\n", opcode_3d->name);
3793 if (opcode_3d->max_len > 1) {
3794 len = (data[0] & 0xff) + 2;
3795 if (len < opcode_3d->min_len ||
3796 len > opcode_3d->max_len) {
3797 fprintf(out, "Bad count in %s\n",
3798 opcode_3d->name);
3799 }
3800 }
3801
3802 for (i = 1; i < len; i++) {
3803 instr_out(ctx, i, "dword %d\n", i);
3804 }
3805 return len;
3806 }
3807 }
3808
3809 instr_out(ctx, 0, "3D UNKNOWN: 3d_i830 opcode = 0x%x\n",
3810 opcode);
3811 return 1;
3812 }
3813
3814 drm_public struct drm_intel_decode *
3815 drm_intel_decode_context_alloc(uint32_t devid)
3816 {
3817 struct drm_intel_decode *ctx;
3818
3819 ctx = calloc(1, sizeof(struct drm_intel_decode));
3820 if (!ctx)
3821 return NULL;
3822
3823 ctx->devid = devid;
3824 ctx->out = stdout;
3825
3826 if (intel_get_genx(devid, &ctx->gen))
3827 ;
3828 else if (IS_GEN8(devid))
3829 ctx->gen = 8;
3830 else if (IS_GEN7(devid))
3831 ctx->gen = 7;
3832 else if (IS_GEN6(devid))
3833 ctx->gen = 6;
3834 else if (IS_GEN5(devid))
3835 ctx->gen = 5;
3836 else if (IS_GEN4(devid))
3837 ctx->gen = 4;
3838 else if (IS_9XX(devid))
3839 ctx->gen = 3;
3840 else {
3841 assert(IS_GEN2(devid));
3842 ctx->gen = 2;
3843 }
3844
3845 return ctx;
3846 }
3847
3848 drm_public void
3849 drm_intel_decode_context_free(struct drm_intel_decode *ctx)
3850 {
3851 free(ctx);
3852 }
3853
3854 drm_public void
3855 drm_intel_decode_set_dump_past_end(struct drm_intel_decode *ctx,
3856 int dump_past_end)
3857 {
3858 ctx->dump_past_end = !!dump_past_end;
3859 }
3860
3861 drm_public void
3862 drm_intel_decode_set_batch_pointer(struct drm_intel_decode *ctx,
3863 void *data, uint32_t hw_offset, int count)
3864 {
3865 ctx->base_data = data;
3866 ctx->base_hw_offset = hw_offset;
3867 ctx->base_count = count;
3868 }
3869
3870 drm_public void
3871 drm_intel_decode_set_head_tail(struct drm_intel_decode *ctx,
3872 uint32_t head, uint32_t tail)
3873 {
3874 ctx->head = head;
3875 ctx->tail = tail;
3876 }
3877
3878 drm_public void
3879 drm_intel_decode_set_output_file(struct drm_intel_decode *ctx,
3880 FILE *output)
3881 {
3882 ctx->out = output;
3883 }
3884
3885 /**
3886 * Decodes an i830-i915 batch buffer, writing the output to stdout.
3887 *
3888 * \param data batch buffer contents
3889 * \param count number of DWORDs to decode in the batch buffer
3890 * \param hw_offset hardware address for the buffer
3891 */
3892 drm_public void
3893 drm_intel_decode(struct drm_intel_decode *ctx)
3894 {
3895 int ret;
3896 unsigned int index = 0;
3897 uint32_t devid;
3898 int size;
3899 void *temp;
3900
3901 if (!ctx)
3902 return;
3903
3904 /* Put a scratch page full of obviously undefined data after
3905 * the batchbuffer. This lets us avoid a bunch of length
3906 * checking in statically sized packets.
3907 */
3908 size = ctx->base_count * 4;
3909 temp = malloc(size + 4096);
3910 memcpy(temp, ctx->base_data, size);
3911 memset((char *)temp + size, 0xd0, 4096);
3912 ctx->data = temp;
3913
3914 ctx->hw_offset = ctx->base_hw_offset;
3915 ctx->count = ctx->base_count;
3916
3917 devid = ctx->devid;
3918 head_offset = ctx->head;
3919 tail_offset = ctx->tail;
3920 out = ctx->out;
3921
3922 saved_s2_set = 0;
3923 saved_s4_set = 1;
3924
3925 while (ctx->count > 0) {
3926 index = 0;
3927
3928 switch ((ctx->data[index] & 0xe0000000) >> 29) {
3929 case 0x0:
3930 ret = decode_mi(ctx);
3931
3932 /* If MI_BATCHBUFFER_END happened, then dump
3933 * the rest of the output in case we some day
3934 * want it in debugging, but don't decode it
3935 * since it'll just confuse in the common
3936 * case.
3937 */
3938 if (ret == -1) {
3939 if (ctx->dump_past_end) {
3940 index++;
3941 } else {
3942 for (index = index + 1; index < ctx->count;
3943 index++) {
3944 instr_out(ctx, index, "\n");
3945 }
3946 }
3947 } else
3948 index += ret;
3949 break;
3950 case 0x2:
3951 index += decode_2d(ctx);
3952 break;
3953 case 0x3:
3954 if (IS_9XX(devid) && !IS_GEN3(devid)) {
3955 index +=
3956 decode_3d_965(ctx);
3957 } else if (IS_GEN3(devid)) {
3958 index += decode_3d(ctx);
3959 } else {
3960 index +=
3961 decode_3d_i830(ctx);
3962 }
3963 break;
3964 default:
3965 instr_out(ctx, index, "UNKNOWN\n");
3966 index++;
3967 break;
3968 }
3969 fflush(out);
3970
3971 if (ctx->count < index)
3972 break;
3973
3974 ctx->count -= index;
3975 ctx->data += index;
3976 ctx->hw_offset += 4 * index;
3977 }
3978
3979 free(temp);
3980 }
libdrm Direct Rendering Manager library and headers