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[mesa.git] / src / gallium / drivers / i965 / intel_decode.c
1 /* -*- c-basic-offset: 4 -*- */
2 /*
3 * Copyright © 2007 Intel Corporation
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
22 * IN THE SOFTWARE.
23 *
24 * Authors:
25 * Eric Anholt <eric@anholt.net>
26 *
27 */
28
29 /** @file intel_decode.c
30 * This file contains code to print out batchbuffer contents in a
31 * human-readable format.
32 *
33 * The current version only supports i915 packets, and only pretty-prints a
34 * subset of them. The intention is for it to make just a best attempt to
35 * decode, but never crash in the process.
36 */
37
38 #include <stdio.h>
39 #include <stdarg.h>
40 #include <stdint.h>
41 #include <string.h>
42
43 #include "util/u_string.h"
44 #include "intel_decode.h"
45
46 /*#include "intel_chipset.h"*/
47 #define IS_965(x) 1 /* XXX */
48 #define IS_9XX(x) 1 /* XXX */
49
50 #define BUFFER_FAIL(_count, _len, _name) do { \
51 fprintf(out, "Buffer size too small in %s (%d < %d)\n", \
52 (_name), (_count), (_len)); \
53 (*failures)++; \
54 return count; \
55 } while (0)
56
57 static FILE *out;
58 static uint32_t saved_s2 = 0, saved_s4 = 0;
59 static char saved_s2_set = 0, saved_s4_set = 0;
60
61 static float
62 int_as_float(uint32_t intval)
63 {
64 union intfloat {
65 uint32_t i;
66 float f;
67 } uval;
68
69 uval.i = intval;
70 return uval.f;
71 }
72
73 static void
74 instr_out(const uint32_t *data, uint32_t hw_offset, unsigned int index,
75 char *fmt, ...)
76 {
77 va_list va;
78
79 fprintf(out, "0x%08x: 0x%08x:%s ", hw_offset + index * 4, data[index],
80 index == 0 ? "" : " ");
81 va_start(va, fmt);
82 vfprintf(out, fmt, va);
83 va_end(va);
84 }
85
86
87 static int
88 decode_mi(const uint32_t *data, int count, uint32_t hw_offset, int *failures)
89 {
90 unsigned int opcode;
91
92 struct {
93 uint32_t opcode;
94 int len_mask;
95 int min_len;
96 int max_len;
97 char *name;
98 } opcodes_mi[] = {
99 { 0x08, 0, 1, 1, "MI_ARB_ON_OFF" },
100 { 0x0a, 0, 1, 1, "MI_BATCH_BUFFER_END" },
101 { 0x31, 0x3f, 2, 2, "MI_BATCH_BUFFER_START" },
102 { 0x14, 0x3f, 3, 3, "MI_DISPLAY_BUFFER_INFO" },
103 { 0x04, 0, 1, 1, "MI_FLUSH" },
104 { 0x22, 0, 3, 3, "MI_LOAD_REGISTER_IMM" },
105 { 0x13, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_EXCL" },
106 { 0x12, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_INCL" },
107 { 0x00, 0, 1, 1, "MI_NOOP" },
108 { 0x11, 0x3f, 2, 2, "MI_OVERLAY_FLIP" },
109 { 0x07, 0, 1, 1, "MI_REPORT_HEAD" },
110 { 0x18, 0x3f, 2, 2, "MI_SET_CONTEXT" },
111 { 0x20, 0x3f, 3, 4, "MI_STORE_DATA_IMM" },
112 { 0x21, 0x3f, 3, 4, "MI_STORE_DATA_INDEX" },
113 { 0x24, 0x3f, 3, 3, "MI_STORE_REGISTER_MEM" },
114 { 0x02, 0, 1, 1, "MI_USER_INTERRUPT" },
115 { 0x03, 0, 1, 1, "MI_WAIT_FOR_EVENT" },
116 };
117
118
119 for (opcode = 0; opcode < sizeof(opcodes_mi) / sizeof(opcodes_mi[0]);
120 opcode++) {
121 if ((data[0] & 0x1f800000) >> 23 == opcodes_mi[opcode].opcode) {
122 unsigned int len = 1, i;
123
124 instr_out(data, hw_offset, 0, "%s\n", opcodes_mi[opcode].name);
125 if (opcodes_mi[opcode].max_len > 1) {
126 len = (data[0] & opcodes_mi[opcode].len_mask) + 2;
127 if (len < opcodes_mi[opcode].min_len ||
128 len > opcodes_mi[opcode].max_len)
129 {
130 fprintf(out, "Bad length (%d) in %s, [%d, %d]\n",
131 len, opcodes_mi[opcode].name,
132 opcodes_mi[opcode].min_len,
133 opcodes_mi[opcode].max_len);
134 }
135 }
136
137 for (i = 1; i < len; i++) {
138 if (i >= count)
139 BUFFER_FAIL(count, len, opcodes_mi[opcode].name);
140 instr_out(data, hw_offset, i, "dword %d\n", i);
141 }
142
143 return len;
144 }
145 }
146
147 instr_out(data, hw_offset, 0, "MI UNKNOWN\n");
148 (*failures)++;
149 return 1;
150 }
151
152 static int
153 decode_2d(const uint32_t *data, int count, uint32_t hw_offset, int *failures)
154 {
155 unsigned int opcode, len;
156 char *format = NULL;
157
158 struct {
159 uint32_t opcode;
160 int min_len;
161 int max_len;
162 char *name;
163 } opcodes_2d[] = {
164 { 0x40, 5, 5, "COLOR_BLT" },
165 { 0x43, 6, 6, "SRC_COPY_BLT" },
166 { 0x01, 8, 8, "XY_SETUP_BLT" },
167 { 0x11, 9, 9, "XY_SETUP_MONO_PATTERN_SL_BLT" },
168 { 0x03, 3, 3, "XY_SETUP_CLIP_BLT" },
169 { 0x24, 2, 2, "XY_PIXEL_BLT" },
170 { 0x25, 3, 3, "XY_SCANLINES_BLT" },
171 { 0x26, 4, 4, "Y_TEXT_BLT" },
172 { 0x31, 5, 134, "XY_TEXT_IMMEDIATE_BLT" },
173 { 0x50, 6, 6, "XY_COLOR_BLT" },
174 { 0x51, 6, 6, "XY_PAT_BLT" },
175 { 0x76, 8, 8, "XY_PAT_CHROMA_BLT" },
176 { 0x72, 7, 135, "XY_PAT_BLT_IMMEDIATE" },
177 { 0x77, 9, 137, "XY_PAT_CHROMA_BLT_IMMEDIATE" },
178 { 0x52, 9, 9, "XY_MONO_PAT_BLT" },
179 { 0x59, 7, 7, "XY_MONO_PAT_FIXED_BLT" },
180 { 0x53, 8, 8, "XY_SRC_COPY_BLT" },
181 { 0x54, 8, 8, "XY_MONO_SRC_COPY_BLT" },
182 { 0x71, 9, 137, "XY_MONO_SRC_COPY_IMMEDIATE_BLT" },
183 { 0x55, 9, 9, "XY_FULL_BLT" },
184 { 0x55, 9, 137, "XY_FULL_IMMEDIATE_PATTERN_BLT" },
185 { 0x56, 9, 9, "XY_FULL_MONO_SRC_BLT" },
186 { 0x75, 10, 138, "XY_FULL_MONO_SRC_IMMEDIATE_PATTERN_BLT" },
187 { 0x57, 12, 12, "XY_FULL_MONO_PATTERN_BLT" },
188 { 0x58, 12, 12, "XY_FULL_MONO_PATTERN_MONO_SRC_BLT" },
189 };
190
191 switch ((data[0] & 0x1fc00000) >> 22) {
192 case 0x50:
193 instr_out(data, hw_offset, 0,
194 "XY_COLOR_BLT (rgb %sabled, alpha %sabled, dst tile %d)\n",
195 (data[0] & (1 << 20)) ? "en" : "dis",
196 (data[0] & (1 << 21)) ? "en" : "dis",
197 (data[0] >> 11) & 1);
198
199 len = (data[0] & 0x000000ff) + 2;
200 if (len != 6)
201 fprintf(out, "Bad count in XY_COLOR_BLT\n");
202 if (count < 6)
203 BUFFER_FAIL(count, len, "XY_COLOR_BLT");
204
205 switch ((data[1] >> 24) & 0x3) {
206 case 0:
207 format="8";
208 break;
209 case 1:
210 format="565";
211 break;
212 case 2:
213 format="1555";
214 break;
215 case 3:
216 format="8888";
217 break;
218 }
219
220 instr_out(data, hw_offset, 1, "format %s, pitch %d, "
221 "clipping %sabled\n", format,
222 (short)(data[1] & 0xffff),
223 data[1] & (1 << 30) ? "en" : "dis");
224 instr_out(data, hw_offset, 2, "(%d,%d)\n",
225 data[2] & 0xffff, data[2] >> 16);
226 instr_out(data, hw_offset, 3, "(%d,%d)\n",
227 data[3] & 0xffff, data[3] >> 16);
228 instr_out(data, hw_offset, 4, "offset 0x%08x\n", data[4]);
229 instr_out(data, hw_offset, 5, "color\n");
230 return len;
231 case 0x53:
232 instr_out(data, hw_offset, 0,
233 "XY_SRC_COPY_BLT (rgb %sabled, alpha %sabled, "
234 "src tile %d, dst tile %d)\n",
235 (data[0] & (1 << 20)) ? "en" : "dis",
236 (data[0] & (1 << 21)) ? "en" : "dis",
237 (data[0] >> 15) & 1,
238 (data[0] >> 11) & 1);
239
240 len = (data[0] & 0x000000ff) + 2;
241 if (len != 8)
242 fprintf(out, "Bad count in XY_SRC_COPY_BLT\n");
243 if (count < 8)
244 BUFFER_FAIL(count, len, "XY_SRC_COPY_BLT");
245
246 switch ((data[1] >> 24) & 0x3) {
247 case 0:
248 format="8";
249 break;
250 case 1:
251 format="565";
252 break;
253 case 2:
254 format="1555";
255 break;
256 case 3:
257 format="8888";
258 break;
259 }
260
261 instr_out(data, hw_offset, 1, "format %s, dst pitch %d, "
262 "clipping %sabled\n", format,
263 (short)(data[1] & 0xffff),
264 data[1] & (1 << 30) ? "en" : "dis");
265 instr_out(data, hw_offset, 2, "dst (%d,%d)\n",
266 data[2] & 0xffff, data[2] >> 16);
267 instr_out(data, hw_offset, 3, "dst (%d,%d)\n",
268 data[3] & 0xffff, data[3] >> 16);
269 instr_out(data, hw_offset, 4, "dst offset 0x%08x\n", data[4]);
270 instr_out(data, hw_offset, 5, "src (%d,%d)\n",
271 data[5] & 0xffff, data[5] >> 16);
272 instr_out(data, hw_offset, 6, "src pitch %d\n",
273 (short)(data[6] & 0xffff));
274 instr_out(data, hw_offset, 7, "src offset 0x%08x\n", data[7]);
275 return len;
276 }
277
278 for (opcode = 0; opcode < sizeof(opcodes_2d) / sizeof(opcodes_2d[0]);
279 opcode++) {
280 if ((data[0] & 0x1fc00000) >> 22 == opcodes_2d[opcode].opcode) {
281 unsigned int i;
282
283 len = 1;
284 instr_out(data, hw_offset, 0, "%s\n", opcodes_2d[opcode].name);
285 if (opcodes_2d[opcode].max_len > 1) {
286 len = (data[0] & 0x000000ff) + 2;
287 if (len < opcodes_2d[opcode].min_len ||
288 len > opcodes_2d[opcode].max_len)
289 {
290 fprintf(out, "Bad count in %s\n", opcodes_2d[opcode].name);
291 }
292 }
293
294 for (i = 1; i < len; i++) {
295 if (i >= count)
296 BUFFER_FAIL(count, len, opcodes_2d[opcode].name);
297 instr_out(data, hw_offset, i, "dword %d\n", i);
298 }
299
300 return len;
301 }
302 }
303
304 instr_out(data, hw_offset, 0, "2D UNKNOWN\n");
305 (*failures)++;
306 return 1;
307 }
308
309 static int
310 decode_3d_1c(const uint32_t *data, int count, uint32_t hw_offset, int *failures)
311 {
312 switch ((data[0] & 0x00f80000) >> 19) {
313 case 0x11:
314 instr_out(data, hw_offset, 0, "3DSTATE_DEPTH_SUBRECTANGLE_DISALBE\n");
315 return 1;
316 case 0x10:
317 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_ENABLE\n");
318 return 1;
319 case 0x01:
320 instr_out(data, hw_offset, 0, "3DSTATE_MAP_COORD_SET_I830\n");
321 return 1;
322 case 0x0a:
323 instr_out(data, hw_offset, 0, "3DSTATE_MAP_CUBE_I830\n");
324 return 1;
325 case 0x05:
326 instr_out(data, hw_offset, 0, "3DSTATE_MAP_TEX_STREAM_I830\n");
327 return 1;
328 }
329
330 instr_out(data, hw_offset, 0, "3D UNKNOWN\n");
331 (*failures)++;
332 return 1;
333 }
334
335 /** Sets the string dstname to describe the destination of the PS instruction */
336 static void
337 i915_get_instruction_dst(const uint32_t *data, int i, char *dstname, int do_mask)
338 {
339 uint32_t a0 = data[i];
340 int dst_nr = (a0 >> 14) & 0xf;
341 char dstmask[8];
342 char *sat;
343
344 if (do_mask) {
345 if (((a0 >> 10) & 0xf) == 0xf) {
346 dstmask[0] = 0;
347 } else {
348 int dstmask_index = 0;
349
350 dstmask[dstmask_index++] = '.';
351 if (a0 & (1 << 10))
352 dstmask[dstmask_index++] = 'x';
353 if (a0 & (1 << 11))
354 dstmask[dstmask_index++] = 'y';
355 if (a0 & (1 << 12))
356 dstmask[dstmask_index++] = 'z';
357 if (a0 & (1 << 13))
358 dstmask[dstmask_index++] = 'w';
359 dstmask[dstmask_index++] = 0;
360 }
361
362 if (a0 & (1 << 22))
363 sat = ".sat";
364 else
365 sat = "";
366 } else {
367 dstmask[0] = 0;
368 sat = "";
369 }
370
371 switch ((a0 >> 19) & 0x7) {
372 case 0:
373 if (dst_nr > 15)
374 fprintf(out, "bad destination reg R%d\n", dst_nr);
375 sprintf(dstname, "R%d%s%s", dst_nr, dstmask, sat);
376 break;
377 case 4:
378 if (dst_nr > 0)
379 fprintf(out, "bad destination reg oC%d\n", dst_nr);
380 sprintf(dstname, "oC%s%s", dstmask, sat);
381 break;
382 case 5:
383 if (dst_nr > 0)
384 fprintf(out, "bad destination reg oD%d\n", dst_nr);
385 sprintf(dstname, "oD%s%s", dstmask, sat);
386 break;
387 case 6:
388 if (dst_nr > 2)
389 fprintf(out, "bad destination reg U%d\n", dst_nr);
390 sprintf(dstname, "U%d%s%s", dst_nr, dstmask, sat);
391 break;
392 default:
393 sprintf(dstname, "RESERVED");
394 break;
395 }
396 }
397
398 static char *
399 i915_get_channel_swizzle(uint32_t select)
400 {
401 switch (select & 0x7) {
402 case 0:
403 return (select & 8) ? "-x" : "x";
404 case 1:
405 return (select & 8) ? "-y" : "y";
406 case 2:
407 return (select & 8) ? "-z" : "z";
408 case 3:
409 return (select & 8) ? "-w" : "w";
410 case 4:
411 return (select & 8) ? "-0" : "0";
412 case 5:
413 return (select & 8) ? "-1" : "1";
414 default:
415 return (select & 8) ? "-bad" : "bad";
416 }
417 }
418
419 static void
420 i915_get_instruction_src_name(uint32_t src_type, uint32_t src_nr, char *name)
421 {
422 switch (src_type) {
423 case 0:
424 sprintf(name, "R%d", src_nr);
425 if (src_nr > 15)
426 fprintf(out, "bad src reg %s\n", name);
427 break;
428 case 1:
429 if (src_nr < 8)
430 sprintf(name, "T%d", src_nr);
431 else if (src_nr == 8)
432 sprintf(name, "DIFFUSE");
433 else if (src_nr == 9)
434 sprintf(name, "SPECULAR");
435 else if (src_nr == 10)
436 sprintf(name, "FOG");
437 else {
438 fprintf(out, "bad src reg T%d\n", src_nr);
439 sprintf(name, "RESERVED");
440 }
441 break;
442 case 2:
443 sprintf(name, "C%d", src_nr);
444 if (src_nr > 31)
445 fprintf(out, "bad src reg %s\n", name);
446 break;
447 case 4:
448 sprintf(name, "oC");
449 if (src_nr > 0)
450 fprintf(out, "bad src reg oC%d\n", src_nr);
451 break;
452 case 5:
453 sprintf(name, "oD");
454 if (src_nr > 0)
455 fprintf(out, "bad src reg oD%d\n", src_nr);
456 break;
457 case 6:
458 sprintf(name, "U%d", src_nr);
459 if (src_nr > 2)
460 fprintf(out, "bad src reg %s\n", name);
461 break;
462 default:
463 fprintf(out, "bad src reg type %d\n", src_type);
464 sprintf(name, "RESERVED");
465 break;
466 }
467 }
468
469 static void
470 i915_get_instruction_src0(const uint32_t *data, int i, char *srcname)
471 {
472 uint32_t a0 = data[i];
473 uint32_t a1 = data[i + 1];
474 int src_nr = (a0 >> 2) & 0x1f;
475 char *swizzle_x = i915_get_channel_swizzle((a1 >> 28) & 0xf);
476 char *swizzle_y = i915_get_channel_swizzle((a1 >> 24) & 0xf);
477 char *swizzle_z = i915_get_channel_swizzle((a1 >> 20) & 0xf);
478 char *swizzle_w = i915_get_channel_swizzle((a1 >> 16) & 0xf);
479 char swizzle[100];
480
481 i915_get_instruction_src_name((a0 >> 7) & 0x7, src_nr, srcname);
482 util_snprintf(swizzle, sizeof(swizzle), ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z, swizzle_w);
483 if (strcmp(swizzle, ".xyzw") != 0)
484 strcat(srcname, swizzle);
485 }
486
487 static void
488 i915_get_instruction_src1(const uint32_t *data, int i, char *srcname)
489 {
490 uint32_t a1 = data[i + 1];
491 uint32_t a2 = data[i + 2];
492 int src_nr = (a1 >> 8) & 0x1f;
493 char *swizzle_x = i915_get_channel_swizzle((a1 >> 4) & 0xf);
494 char *swizzle_y = i915_get_channel_swizzle((a1 >> 0) & 0xf);
495 char *swizzle_z = i915_get_channel_swizzle((a2 >> 28) & 0xf);
496 char *swizzle_w = i915_get_channel_swizzle((a2 >> 24) & 0xf);
497 char swizzle[100];
498
499 i915_get_instruction_src_name((a1 >> 13) & 0x7, src_nr, srcname);
500 util_snprintf(swizzle, sizeof(swizzle), ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z, swizzle_w);
501 if (strcmp(swizzle, ".xyzw") != 0)
502 strcat(srcname, swizzle);
503 }
504
505 static void
506 i915_get_instruction_src2(const uint32_t *data, int i, char *srcname)
507 {
508 uint32_t a2 = data[i + 2];
509 int src_nr = (a2 >> 16) & 0x1f;
510 char *swizzle_x = i915_get_channel_swizzle((a2 >> 12) & 0xf);
511 char *swizzle_y = i915_get_channel_swizzle((a2 >> 8) & 0xf);
512 char *swizzle_z = i915_get_channel_swizzle((a2 >> 4) & 0xf);
513 char *swizzle_w = i915_get_channel_swizzle((a2 >> 0) & 0xf);
514 char swizzle[100];
515
516 i915_get_instruction_src_name((a2 >> 21) & 0x7, src_nr, srcname);
517 util_snprintf(swizzle, sizeof(swizzle), ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z, swizzle_w);
518 if (strcmp(swizzle, ".xyzw") != 0)
519 strcat(srcname, swizzle);
520 }
521
522 static void
523 i915_get_instruction_addr(uint32_t src_type, uint32_t src_nr, char *name)
524 {
525 switch (src_type) {
526 case 0:
527 sprintf(name, "R%d", src_nr);
528 if (src_nr > 15)
529 fprintf(out, "bad src reg %s\n", name);
530 break;
531 case 1:
532 if (src_nr < 8)
533 sprintf(name, "T%d", src_nr);
534 else if (src_nr == 8)
535 sprintf(name, "DIFFUSE");
536 else if (src_nr == 9)
537 sprintf(name, "SPECULAR");
538 else if (src_nr == 10)
539 sprintf(name, "FOG");
540 else {
541 fprintf(out, "bad src reg T%d\n", src_nr);
542 sprintf(name, "RESERVED");
543 }
544 break;
545 case 4:
546 sprintf(name, "oC");
547 if (src_nr > 0)
548 fprintf(out, "bad src reg oC%d\n", src_nr);
549 break;
550 case 5:
551 sprintf(name, "oD");
552 if (src_nr > 0)
553 fprintf(out, "bad src reg oD%d\n", src_nr);
554 break;
555 default:
556 fprintf(out, "bad src reg type %d\n", src_type);
557 sprintf(name, "RESERVED");
558 break;
559 }
560 }
561
562 static void
563 i915_decode_alu1(const uint32_t *data, uint32_t hw_offset,
564 int i, char *instr_prefix, char *op_name)
565 {
566 char dst[100], src0[100];
567
568 i915_get_instruction_dst(data, i, dst, 1);
569 i915_get_instruction_src0(data, i, src0);
570
571 instr_out(data, hw_offset, i++, "%s: %s %s, %s\n", instr_prefix,
572 op_name, dst, src0);
573 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
574 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
575 }
576
577 static void
578 i915_decode_alu2(const uint32_t *data, uint32_t hw_offset,
579 int i, char *instr_prefix, char *op_name)
580 {
581 char dst[100], src0[100], src1[100];
582
583 i915_get_instruction_dst(data, i, dst, 1);
584 i915_get_instruction_src0(data, i, src0);
585 i915_get_instruction_src1(data, i, src1);
586
587 instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s\n", instr_prefix,
588 op_name, dst, src0, src1);
589 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
590 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
591 }
592
593 static void
594 i915_decode_alu3(const uint32_t *data, uint32_t hw_offset,
595 int i, char *instr_prefix, char *op_name)
596 {
597 char dst[100], src0[100], src1[100], src2[100];
598
599 i915_get_instruction_dst(data, i, dst, 1);
600 i915_get_instruction_src0(data, i, src0);
601 i915_get_instruction_src1(data, i, src1);
602 i915_get_instruction_src2(data, i, src2);
603
604 instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s, %s\n", instr_prefix,
605 op_name, dst, src0, src1, src2);
606 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
607 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
608 }
609
610 static void
611 i915_decode_tex(const uint32_t *data, uint32_t hw_offset, int i, char *instr_prefix,
612 char *tex_name)
613 {
614 uint32_t t0 = data[i];
615 uint32_t t1 = data[i + 1];
616 char dst_name[100];
617 char addr_name[100];
618 int sampler_nr;
619
620 i915_get_instruction_dst(data, i, dst_name, 0);
621 i915_get_instruction_addr((t1 >> 24) & 0x7,
622 (t1 >> 17) & 0xf,
623 addr_name);
624 sampler_nr = t0 & 0xf;
625
626 instr_out(data, hw_offset, i++, "%s: %s %s, S%d, %s\n", instr_prefix,
627 tex_name, dst_name, sampler_nr, addr_name);
628 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
629 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
630 }
631
632 static void
633 i915_decode_dcl(const uint32_t *data, uint32_t hw_offset, int i, char *instr_prefix)
634 {
635 uint32_t d0 = data[i];
636 char *sampletype;
637 int dcl_nr = (d0 >> 14) & 0xf;
638 char *dcl_x = d0 & (1 << 10) ? "x" : "";
639 char *dcl_y = d0 & (1 << 11) ? "y" : "";
640 char *dcl_z = d0 & (1 << 12) ? "z" : "";
641 char *dcl_w = d0 & (1 << 13) ? "w" : "";
642 char dcl_mask[10];
643
644 switch ((d0 >> 19) & 0x3) {
645 case 1:
646 util_snprintf(dcl_mask, sizeof(dcl_mask), ".%s%s%s%s", dcl_x, dcl_y, dcl_z, dcl_w);
647 if (strcmp(dcl_mask, ".") == 0)
648 fprintf(out, "bad (empty) dcl mask\n");
649
650 if (dcl_nr > 10)
651 fprintf(out, "bad T%d dcl register number\n", dcl_nr);
652 if (dcl_nr < 8) {
653 if (strcmp(dcl_mask, ".x") != 0 &&
654 strcmp(dcl_mask, ".xy") != 0 &&
655 strcmp(dcl_mask, ".xz") != 0 &&
656 strcmp(dcl_mask, ".w") != 0 &&
657 strcmp(dcl_mask, ".xyzw") != 0) {
658 fprintf(out, "bad T%d.%s dcl mask\n", dcl_nr, dcl_mask);
659 }
660 instr_out(data, hw_offset, i++, "%s: DCL T%d%s\n", instr_prefix,
661 dcl_nr, dcl_mask);
662 } else {
663 if (strcmp(dcl_mask, ".xz") == 0)
664 fprintf(out, "errataed bad dcl mask %s\n", dcl_mask);
665 else if (strcmp(dcl_mask, ".xw") == 0)
666 fprintf(out, "errataed bad dcl mask %s\n", dcl_mask);
667 else if (strcmp(dcl_mask, ".xzw") == 0)
668 fprintf(out, "errataed bad dcl mask %s\n", dcl_mask);
669
670 if (dcl_nr == 8) {
671 instr_out(data, hw_offset, i++, "%s: DCL DIFFUSE%s\n", instr_prefix,
672 dcl_mask);
673 } else if (dcl_nr == 9) {
674 instr_out(data, hw_offset, i++, "%s: DCL SPECULAR%s\n", instr_prefix,
675 dcl_mask);
676 } else if (dcl_nr == 10) {
677 instr_out(data, hw_offset, i++, "%s: DCL FOG%s\n", instr_prefix,
678 dcl_mask);
679 }
680 }
681 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
682 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
683 break;
684 case 3:
685 switch ((d0 >> 22) & 0x3) {
686 case 0:
687 sampletype = "2D";
688 break;
689 case 1:
690 sampletype = "CUBE";
691 break;
692 case 2:
693 sampletype = "3D";
694 break;
695 default:
696 sampletype = "RESERVED";
697 break;
698 }
699 if (dcl_nr > 15)
700 fprintf(out, "bad S%d dcl register number\n", dcl_nr);
701 instr_out(data, hw_offset, i++, "%s: DCL S%d %s\n", instr_prefix,
702 dcl_nr, sampletype);
703 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
704 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
705 break;
706 default:
707 instr_out(data, hw_offset, i++, "%s: DCL RESERVED%d\n", instr_prefix, dcl_nr);
708 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
709 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
710 }
711 }
712
713 static void
714 i915_decode_instruction(const uint32_t *data, uint32_t hw_offset,
715 int i, char *instr_prefix)
716 {
717 switch ((data[i] >> 24) & 0x1f) {
718 case 0x0:
719 instr_out(data, hw_offset, i++, "%s: NOP\n", instr_prefix);
720 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
721 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
722 break;
723 case 0x01:
724 i915_decode_alu2(data, hw_offset, i, instr_prefix, "ADD");
725 break;
726 case 0x02:
727 i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOV");
728 break;
729 case 0x03:
730 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MUL");
731 break;
732 case 0x04:
733 i915_decode_alu3(data, hw_offset, i, instr_prefix, "MAD");
734 break;
735 case 0x05:
736 i915_decode_alu3(data, hw_offset, i, instr_prefix, "DP2ADD");
737 break;
738 case 0x06:
739 i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP3");
740 break;
741 case 0x07:
742 i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP4");
743 break;
744 case 0x08:
745 i915_decode_alu1(data, hw_offset, i, instr_prefix, "FRC");
746 break;
747 case 0x09:
748 i915_decode_alu1(data, hw_offset, i, instr_prefix, "RCP");
749 break;
750 case 0x0a:
751 i915_decode_alu1(data, hw_offset, i, instr_prefix, "RSQ");
752 break;
753 case 0x0b:
754 i915_decode_alu1(data, hw_offset, i, instr_prefix, "EXP");
755 break;
756 case 0x0c:
757 i915_decode_alu1(data, hw_offset, i, instr_prefix, "LOG");
758 break;
759 case 0x0d:
760 i915_decode_alu2(data, hw_offset, i, instr_prefix, "CMP");
761 break;
762 case 0x0e:
763 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MIN");
764 break;
765 case 0x0f:
766 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MAX");
767 break;
768 case 0x10:
769 i915_decode_alu1(data, hw_offset, i, instr_prefix, "FLR");
770 break;
771 case 0x11:
772 i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOD");
773 break;
774 case 0x12:
775 i915_decode_alu1(data, hw_offset, i, instr_prefix, "TRC");
776 break;
777 case 0x13:
778 i915_decode_alu2(data, hw_offset, i, instr_prefix, "SGE");
779 break;
780 case 0x14:
781 i915_decode_alu2(data, hw_offset, i, instr_prefix, "SLT");
782 break;
783 case 0x15:
784 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLD");
785 break;
786 case 0x16:
787 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDP");
788 break;
789 case 0x17:
790 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDB");
791 break;
792 case 0x19:
793 i915_decode_dcl(data, hw_offset, i, instr_prefix);
794 break;
795 default:
796 instr_out(data, hw_offset, i++, "%s: unknown\n", instr_prefix);
797 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
798 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
799 break;
800 }
801 }
802
803 static int
804 decode_3d_1d(const uint32_t *data, int count, uint32_t hw_offset, int *failures, int i830)
805 {
806 unsigned int len, i, c, opcode, word, map, sampler, instr;
807 char *format;
808
809 struct {
810 uint32_t opcode;
811 int i830_only;
812 int min_len;
813 int max_len;
814 char *name;
815 } opcodes_3d_1d[] = {
816 { 0x8e, 0, 3, 3, "3DSTATE_BUFFER_INFO" },
817 { 0x86, 0, 4, 4, "3DSTATE_CHROMA_KEY" },
818 { 0x9c, 0, 1, 1, "3DSTATE_CLEAR_PARAMETERS" },
819 { 0x88, 0, 2, 2, "3DSTATE_CONSTANT_BLEND_COLOR" },
820 { 0x99, 0, 2, 2, "3DSTATE_DEFAULT_DIFFUSE" },
821 { 0x9a, 0, 2, 2, "3DSTATE_DEFAULT_SPECULAR" },
822 { 0x98, 0, 2, 2, "3DSTATE_DEFAULT_Z" },
823 { 0x97, 0, 2, 2, "3DSTATE_DEPTH_OFFSET_SCALE" },
824 { 0x85, 0, 2, 2, "3DSTATE_DEST_BUFFER_VARIABLES" },
825 { 0x80, 0, 5, 5, "3DSTATE_DRAWING_RECTANGLE" },
826 { 0x8e, 0, 3, 3, "3DSTATE_BUFFER_INFO" },
827 { 0x9d, 0, 65, 65, "3DSTATE_FILTER_COEFFICIENTS_4X4" },
828 { 0x9e, 0, 4, 4, "3DSTATE_MONO_FILTER" },
829 { 0x89, 0, 4, 4, "3DSTATE_FOG_MODE" },
830 { 0x8f, 0, 2, 16, "3DSTATE_MAP_PALLETE_LOAD_32" },
831 { 0x81, 0, 3, 3, "3DSTATE_SCISSOR_RECTANGLE" },
832 { 0x83, 0, 2, 2, "3DSTATE_SPAN_STIPPLE" },
833 { 0x8c, 1, 2, 2, "3DSTATE_MAP_COORD_TRANSFORM_I830" },
834 { 0x8b, 1, 2, 2, "3DSTATE_MAP_VERTEX_TRANSFORM_I830" },
835 { 0x8d, 1, 3, 3, "3DSTATE_W_STATE_I830" },
836 { 0x01, 1, 2, 2, "3DSTATE_COLOR_FACTOR_I830" },
837 { 0x02, 1, 2, 2, "3DSTATE_MAP_COORD_SETBIND_I830" },
838 };
839
840 switch ((data[0] & 0x00ff0000) >> 16) {
841 case 0x07:
842 /* This instruction is unusual. A 0 length means just 1 DWORD instead of
843 * 2. The 0 length is specified in one place to be unsupported, but
844 * stated to be required in another, and 0 length LOAD_INDIRECTs appear
845 * to cause no harm at least.
846 */
847 instr_out(data, hw_offset, 0, "3DSTATE_LOAD_INDIRECT\n");
848 len = (data[0] & 0x000000ff) + 1;
849 i = 1;
850 if (data[0] & (0x01 << 8)) {
851 if (i + 2 >= count)
852 BUFFER_FAIL(count, len, "3DSTATE_LOAD_INDIRECT");
853 instr_out(data, hw_offset, i++, "SIS.0\n");
854 instr_out(data, hw_offset, i++, "SIS.1\n");
855 }
856 if (data[0] & (0x02 << 8)) {
857 if (i + 1 >= count)
858 BUFFER_FAIL(count, len, "3DSTATE_LOAD_INDIRECT");
859 instr_out(data, hw_offset, i++, "DIS.0\n");
860 }
861 if (data[0] & (0x04 << 8)) {
862 if (i + 2 >= count)
863 BUFFER_FAIL(count, len, "3DSTATE_LOAD_INDIRECT");
864 instr_out(data, hw_offset, i++, "SSB.0\n");
865 instr_out(data, hw_offset, i++, "SSB.1\n");
866 }
867 if (data[0] & (0x08 << 8)) {
868 if (i + 2 >= count)
869 BUFFER_FAIL(count, len, "3DSTATE_LOAD_INDIRECT");
870 instr_out(data, hw_offset, i++, "MSB.0\n");
871 instr_out(data, hw_offset, i++, "MSB.1\n");
872 }
873 if (data[0] & (0x10 << 8)) {
874 if (i + 2 >= count)
875 BUFFER_FAIL(count, len, "3DSTATE_LOAD_INDIRECT");
876 instr_out(data, hw_offset, i++, "PSP.0\n");
877 instr_out(data, hw_offset, i++, "PSP.1\n");
878 }
879 if (data[0] & (0x20 << 8)) {
880 if (i + 2 >= count)
881 BUFFER_FAIL(count, len, "3DSTATE_LOAD_INDIRECT");
882 instr_out(data, hw_offset, i++, "PSC.0\n");
883 instr_out(data, hw_offset, i++, "PSC.1\n");
884 }
885 if (len != i) {
886 fprintf(out, "Bad count in 3DSTATE_LOAD_INDIRECT\n");
887 (*failures)++;
888 return len;
889 }
890 return len;
891 case 0x04:
892 instr_out(data, hw_offset, 0, "3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
893 len = (data[0] & 0x0000000f) + 2;
894 i = 1;
895 for (word = 0; word <= 7; word++) {
896 if (data[0] & (1 << (4 + word))) {
897 if (i >= count)
898 BUFFER_FAIL(count, len, "3DSTATE_LOAD_STATE_IMMEDIATE_1");
899
900 /* save vertex state for decode */
901 if (word == 2) {
902 saved_s2_set = 1;
903 saved_s2 = data[i];
904 }
905 if (word == 4) {
906 saved_s4_set = 1;
907 saved_s4 = data[i];
908 }
909
910 instr_out(data, hw_offset, i++, "S%d\n", word);
911 }
912 }
913 if (len != i) {
914 fprintf(out, "Bad count in 3DSTATE_LOAD_INDIRECT\n");
915 (*failures)++;
916 }
917 return len;
918 case 0x00:
919 instr_out(data, hw_offset, 0, "3DSTATE_MAP_STATE\n");
920 len = (data[0] & 0x0000003f) + 2;
921 instr_out(data, hw_offset, 1, "mask\n");
922
923 i = 2;
924 for (map = 0; map <= 15; map++) {
925 if (data[1] & (1 << map)) {
926 if (i + 3 >= count)
927 BUFFER_FAIL(count, len, "3DSTATE_MAP_STATE");
928 instr_out(data, hw_offset, i++, "map %d MS2\n", map);
929 instr_out(data, hw_offset, i++, "map %d MS3\n", map);
930 instr_out(data, hw_offset, i++, "map %d MS4\n", map);
931 }
932 }
933 if (len != i) {
934 fprintf(out, "Bad count in 3DSTATE_MAP_STATE\n");
935 (*failures)++;
936 return len;
937 }
938 return len;
939 case 0x06:
940 instr_out(data, hw_offset, 0, "3DSTATE_PIXEL_SHADER_CONSTANTS\n");
941 len = (data[0] & 0x000000ff) + 2;
942
943 i = 2;
944 for (c = 0; c <= 31; c++) {
945 if (data[1] & (1 << c)) {
946 if (i + 4 >= count)
947 BUFFER_FAIL(count, len, "3DSTATE_PIXEL_SHADER_CONSTANTS");
948 instr_out(data, hw_offset, i, "C%d.X = %f\n",
949 c, int_as_float(data[i]));
950 i++;
951 instr_out(data, hw_offset, i, "C%d.Y = %f\n",
952 c, int_as_float(data[i]));
953 i++;
954 instr_out(data, hw_offset, i, "C%d.Z = %f\n",
955 c, int_as_float(data[i]));
956 i++;
957 instr_out(data, hw_offset, i, "C%d.W = %f\n",
958 c, int_as_float(data[i]));
959 i++;
960 }
961 }
962 if (len != i) {
963 fprintf(out, "Bad count in 3DSTATE_PIXEL_SHADER_CONSTANTS\n");
964 (*failures)++;
965 }
966 return len;
967 case 0x05:
968 instr_out(data, hw_offset, 0, "3DSTATE_PIXEL_SHADER_PROGRAM\n");
969 len = (data[0] & 0x000000ff) + 2;
970 if ((len - 1) % 3 != 0 || len > 370) {
971 fprintf(out, "Bad count in 3DSTATE_PIXEL_SHADER_PROGRAM\n");
972 (*failures)++;
973 }
974 i = 1;
975 for (instr = 0; instr < (len - 1) / 3; instr++) {
976 char instr_prefix[10];
977
978 if (i + 3 >= count)
979 BUFFER_FAIL(count, len, "3DSTATE_PIXEL_SHADER_PROGRAM");
980 util_snprintf(instr_prefix, sizeof(instr_prefix), "PS%03d", instr);
981 i915_decode_instruction(data, hw_offset, i, instr_prefix);
982 i += 3;
983 }
984 return len;
985 case 0x01:
986 if (i830)
987 break;
988 instr_out(data, hw_offset, 0, "3DSTATE_SAMPLER_STATE\n");
989 instr_out(data, hw_offset, 1, "mask\n");
990 len = (data[0] & 0x0000003f) + 2;
991 i = 2;
992 for (sampler = 0; sampler <= 15; sampler++) {
993 if (data[1] & (1 << sampler)) {
994 if (i + 3 >= count)
995 BUFFER_FAIL(count, len, "3DSTATE_SAMPLER_STATE");
996 instr_out(data, hw_offset, i++, "sampler %d SS2\n",
997 sampler);
998 instr_out(data, hw_offset, i++, "sampler %d SS3\n",
999 sampler);
1000 instr_out(data, hw_offset, i++, "sampler %d SS4\n",
1001 sampler);
1002 }
1003 }
1004 if (len != i) {
1005 fprintf(out, "Bad count in 3DSTATE_SAMPLER_STATE\n");
1006 (*failures)++;
1007 }
1008 return len;
1009 case 0x85:
1010 len = (data[0] & 0x0000000f) + 2;
1011
1012 if (len != 2)
1013 fprintf(out, "Bad count in 3DSTATE_DEST_BUFFER_VARIABLES\n");
1014 if (count < 2)
1015 BUFFER_FAIL(count, len, "3DSTATE_DEST_BUFFER_VARIABLES");
1016
1017 instr_out(data, hw_offset, 0,
1018 "3DSTATE_DEST_BUFFER_VARIABLES\n");
1019
1020 switch ((data[1] >> 8) & 0xf) {
1021 case 0x0: format = "g8"; break;
1022 case 0x1: format = "x1r5g5b5"; break;
1023 case 0x2: format = "r5g6b5"; break;
1024 case 0x3: format = "a8r8g8b8"; break;
1025 case 0x4: format = "ycrcb_swapy"; break;
1026 case 0x5: format = "ycrcb_normal"; break;
1027 case 0x6: format = "ycrcb_swapuv"; break;
1028 case 0x7: format = "ycrcb_swapuvy"; break;
1029 case 0x8: format = "a4r4g4b4"; break;
1030 case 0x9: format = "a1r5g5b5"; break;
1031 case 0xa: format = "a2r10g10b10"; break;
1032 default: format = "BAD"; break;
1033 }
1034 instr_out(data, hw_offset, 1, "%s format, early Z %sabled\n",
1035 format,
1036 (data[1] & (1 << 31)) ? "en" : "dis");
1037 return len;
1038 }
1039
1040 for (opcode = 0; opcode < sizeof(opcodes_3d_1d) / sizeof(opcodes_3d_1d[0]);
1041 opcode++)
1042 {
1043 if (opcodes_3d_1d[opcode].i830_only && !i830)
1044 continue;
1045
1046 if (((data[0] & 0x00ff0000) >> 16) == opcodes_3d_1d[opcode].opcode) {
1047 len = 1;
1048
1049 instr_out(data, hw_offset, 0, "%s\n", opcodes_3d_1d[opcode].name);
1050 if (opcodes_3d_1d[opcode].max_len > 1) {
1051 len = (data[0] & 0x0000ffff) + 2;
1052 if (len < opcodes_3d_1d[opcode].min_len ||
1053 len > opcodes_3d_1d[opcode].max_len)
1054 {
1055 fprintf(out, "Bad count in %s\n",
1056 opcodes_3d_1d[opcode].name);
1057 (*failures)++;
1058 }
1059 }
1060
1061 for (i = 1; i < len; i++) {
1062 if (i >= count)
1063 BUFFER_FAIL(count, len, opcodes_3d_1d[opcode].name);
1064 instr_out(data, hw_offset, i, "dword %d\n", i);
1065 }
1066
1067 return len;
1068 }
1069 }
1070
1071 instr_out(data, hw_offset, 0, "3D UNKNOWN\n");
1072 (*failures)++;
1073 return 1;
1074 }
1075
1076 static int
1077 decode_3d_primitive(const uint32_t *data, int count, uint32_t hw_offset,
1078 int *failures)
1079 {
1080 char immediate = (data[0] & (1 << 23)) == 0;
1081 unsigned int len, i;
1082 char *primtype;
1083
1084 switch ((data[0] >> 18) & 0xf) {
1085 case 0x0: primtype = "TRILIST"; break;
1086 case 0x1: primtype = "TRISTRIP"; break;
1087 case 0x2: primtype = "TRISTRIP_REVERSE"; break;
1088 case 0x3: primtype = "TRIFAN"; break;
1089 case 0x4: primtype = "POLYGON"; break;
1090 case 0x5: primtype = "LINELIST"; break;
1091 case 0x6: primtype = "LINESTRIP"; break;
1092 case 0x7: primtype = "RECTLIST"; break;
1093 case 0x8: primtype = "POINTLIST"; break;
1094 case 0x9: primtype = "DIB"; break;
1095 case 0xa: primtype = "CLEAR_RECT"; break;
1096 default: primtype = "unknown"; break;
1097 }
1098
1099 /* XXX: 3DPRIM_DIB not supported */
1100 if (immediate) {
1101 len = (data[0] & 0x0003ffff) + 2;
1102 instr_out(data, hw_offset, 0, "3DPRIMITIVE inline %s\n", primtype);
1103 if (count < len)
1104 BUFFER_FAIL(count, len, "3DPRIMITIVE inline");
1105 if (!saved_s2_set || !saved_s4_set) {
1106 fprintf(out, "unknown vertex format\n");
1107 for (i = 1; i < len; i++) {
1108 instr_out(data, hw_offset, i,
1109 " vertex data (%f float)\n",
1110 int_as_float(data[i]));
1111 }
1112 } else {
1113 unsigned int vertex = 0;
1114 for (i = 1; i < len;) {
1115 unsigned int tc;
1116
1117 #define VERTEX_OUT(fmt, ...) do { \
1118 if (i < len) \
1119 instr_out(data, hw_offset, i, " V%d."fmt"\n", vertex, __VA_ARGS__); \
1120 else \
1121 fprintf(out, " missing data in V%d\n", vertex); \
1122 i++; \
1123 } while (0)
1124
1125 VERTEX_OUT("X = %f", int_as_float(data[i]));
1126 VERTEX_OUT("Y = %f", int_as_float(data[i]));
1127 switch (saved_s4 >> 6 & 0x7) {
1128 case 0x1:
1129 VERTEX_OUT("Z = %f", int_as_float(data[i]));
1130 break;
1131 case 0x2:
1132 VERTEX_OUT("Z = %f", int_as_float(data[i]));
1133 VERTEX_OUT("W = %f", int_as_float(data[i]));
1134 break;
1135 case 0x3:
1136 break;
1137 case 0x4:
1138 VERTEX_OUT("W = %f", int_as_float(data[i]));
1139 break;
1140 default:
1141 fprintf(out, "bad S4 position mask\n");
1142 }
1143
1144 if (saved_s4 & (1 << 10)) {
1145 VERTEX_OUT("color = (A=0x%02x, R=0x%02x, G=0x%02x, "
1146 "B=0x%02x)",
1147 data[i] >> 24,
1148 (data[i] >> 16) & 0xff,
1149 (data[i] >> 8) & 0xff,
1150 data[i] & 0xff);
1151 }
1152 if (saved_s4 & (1 << 11)) {
1153 VERTEX_OUT("spec = (A=0x%02x, R=0x%02x, G=0x%02x, "
1154 "B=0x%02x)",
1155 data[i] >> 24,
1156 (data[i] >> 16) & 0xff,
1157 (data[i] >> 8) & 0xff,
1158 data[i] & 0xff);
1159 }
1160 if (saved_s4 & (1 << 12))
1161 VERTEX_OUT("width = 0x%08x)", data[i]);
1162
1163 for (tc = 0; tc <= 7; tc++) {
1164 switch ((saved_s2 >> (tc * 4)) & 0xf) {
1165 case 0x0:
1166 VERTEX_OUT("T%d.X = %f", tc, int_as_float(data[i]));
1167 VERTEX_OUT("T%d.Y = %f", tc, int_as_float(data[i]));
1168 break;
1169 case 0x1:
1170 VERTEX_OUT("T%d.X = %f", tc, int_as_float(data[i]));
1171 VERTEX_OUT("T%d.Y = %f", tc, int_as_float(data[i]));
1172 VERTEX_OUT("T%d.Z = %f", tc, int_as_float(data[i]));
1173 break;
1174 case 0x2:
1175 VERTEX_OUT("T%d.X = %f", tc, int_as_float(data[i]));
1176 VERTEX_OUT("T%d.Y = %f", tc, int_as_float(data[i]));
1177 VERTEX_OUT("T%d.Z = %f", tc, int_as_float(data[i]));
1178 VERTEX_OUT("T%d.W = %f", tc, int_as_float(data[i]));
1179 break;
1180 case 0x3:
1181 VERTEX_OUT("T%d.X = %f", tc, int_as_float(data[i]));
1182 break;
1183 case 0x4:
1184 VERTEX_OUT("T%d.XY = 0x%08x half-float", tc, data[i]);
1185 break;
1186 case 0x5:
1187 VERTEX_OUT("T%d.XY = 0x%08x half-float", tc, data[i]);
1188 VERTEX_OUT("T%d.ZW = 0x%08x half-float", tc, data[i]);
1189 break;
1190 case 0xf:
1191 break;
1192 default:
1193 fprintf(out, "bad S2.T%d format\n", tc);
1194 }
1195 }
1196 vertex++;
1197 }
1198 }
1199 } else {
1200 /* indirect vertices */
1201 len = data[0] & 0x0000ffff; /* index count */
1202 if (data[0] & (1 << 17)) {
1203 /* random vertex access */
1204 if (count < (len + 1) / 2 + 1) {
1205 BUFFER_FAIL(count, (len + 1) / 2 + 1,
1206 "3DPRIMITIVE random indirect");
1207 }
1208 instr_out(data, hw_offset, 0,
1209 "3DPRIMITIVE random indirect %s (%d)\n", primtype, len);
1210 if (len == 0) {
1211 /* vertex indices continue until 0xffff is found */
1212 for (i = 1; i < count; i++) {
1213 if ((data[i] & 0xffff) == 0xffff) {
1214 instr_out(data, hw_offset, i,
1215 " indices: (terminator)\n");
1216 return i;
1217 } else if ((data[i] >> 16) == 0xffff) {
1218 instr_out(data, hw_offset, i,
1219 " indices: 0x%04x, "
1220 "(terminator)\n",
1221 data[i] & 0xffff);
1222 return i;
1223 } else {
1224 instr_out(data, hw_offset, i,
1225 " indices: 0x%04x, 0x%04x\n",
1226 data[i] & 0xffff, data[i] >> 16);
1227 }
1228 }
1229 fprintf(out,
1230 "3DPRIMITIVE: no terminator found in index buffer\n");
1231 (*failures)++;
1232 return count;
1233 } else {
1234 /* fixed size vertex index buffer */
1235 for (i = 0; i < len; i += 2) {
1236 if (i * 2 == len - 1) {
1237 instr_out(data, hw_offset, i,
1238 " indices: 0x%04x\n",
1239 data[i] & 0xffff);
1240 } else {
1241 instr_out(data, hw_offset, i,
1242 " indices: 0x%04x, 0x%04x\n",
1243 data[i] & 0xffff, data[i] >> 16);
1244 }
1245 }
1246 }
1247 return (len + 1) / 2 + 1;
1248 } else {
1249 /* sequential vertex access */
1250 if (count < 2)
1251 BUFFER_FAIL(count, 2, "3DPRIMITIVE seq indirect");
1252 instr_out(data, hw_offset, 0,
1253 "3DPRIMITIVE sequential indirect %s, %d starting from "
1254 "%d\n", primtype, len, data[1] & 0xffff);
1255 instr_out(data, hw_offset, 1, " start\n");
1256 return 2;
1257 }
1258 }
1259
1260 return len;
1261 }
1262
1263 static int
1264 decode_3d(const uint32_t *data, int count, uint32_t hw_offset, int *failures)
1265 {
1266 unsigned int opcode;
1267
1268 struct {
1269 uint32_t opcode;
1270 int min_len;
1271 int max_len;
1272 char *name;
1273 } opcodes_3d[] = {
1274 { 0x06, 1, 1, "3DSTATE_ANTI_ALIASING" },
1275 { 0x08, 1, 1, "3DSTATE_BACKFACE_STENCIL_OPS" },
1276 { 0x09, 1, 1, "3DSTATE_BACKFACE_STENCIL_MASKS" },
1277 { 0x16, 1, 1, "3DSTATE_COORD_SET_BINDINGS" },
1278 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
1279 { 0x0b, 1, 1, "3DSTATE_INDEPENDENT_ALPHA_BLEND" },
1280 { 0x0d, 1, 1, "3DSTATE_MODES_4" },
1281 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
1282 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES" },
1283 };
1284
1285 switch ((data[0] & 0x1f000000) >> 24) {
1286 case 0x1f:
1287 return decode_3d_primitive(data, count, hw_offset, failures);
1288 case 0x1d:
1289 return decode_3d_1d(data, count, hw_offset, failures, 0);
1290 case 0x1c:
1291 return decode_3d_1c(data, count, hw_offset, failures);
1292 }
1293
1294 for (opcode = 0; opcode < sizeof(opcodes_3d) / sizeof(opcodes_3d[0]);
1295 opcode++) {
1296 if ((data[0] & 0x1f000000) >> 24 == opcodes_3d[opcode].opcode) {
1297 unsigned int len = 1, i;
1298
1299 instr_out(data, hw_offset, 0, "%s\n", opcodes_3d[opcode].name);
1300 if (opcodes_3d[opcode].max_len > 1) {
1301 len = (data[0] & 0xff) + 2;
1302 if (len < opcodes_3d[opcode].min_len ||
1303 len > opcodes_3d[opcode].max_len)
1304 {
1305 fprintf(out, "Bad count in %s\n", opcodes_3d[opcode].name);
1306 }
1307 }
1308
1309 for (i = 1; i < len; i++) {
1310 if (i >= count)
1311 BUFFER_FAIL(count, len, opcodes_3d[opcode].name);
1312 instr_out(data, hw_offset, i, "dword %d\n", i);
1313 }
1314 return len;
1315 }
1316 }
1317
1318 instr_out(data, hw_offset, 0, "3D UNKNOWN\n");
1319 (*failures)++;
1320 return 1;
1321 }
1322
1323 static const char *
1324 get_965_surfacetype(unsigned int surfacetype)
1325 {
1326 switch (surfacetype) {
1327 case 0: return "1D";
1328 case 1: return "2D";
1329 case 2: return "3D";
1330 case 3: return "CUBE";
1331 case 4: return "BUFFER";
1332 case 7: return "NULL";
1333 default: return "unknown";
1334 }
1335 }
1336
1337 static const char *
1338 get_965_depthformat(unsigned int depthformat)
1339 {
1340 switch (depthformat) {
1341 case 0: return "s8_z24float";
1342 case 1: return "z32float";
1343 case 2: return "z24s8";
1344 case 5: return "z16";
1345 default: return "unknown";
1346 }
1347 }
1348
1349 static const char *
1350 get_965_element_component(uint32_t data, int component)
1351 {
1352 uint32_t component_control = (data >> (16 + (3 - component) * 4)) & 0x7;
1353
1354 switch (component_control) {
1355 case 0:
1356 return "nostore";
1357 case 1:
1358 switch (component) {
1359 case 0: return "X";
1360 case 1: return "Y";
1361 case 2: return "Z";
1362 case 3: return "W";
1363 default: return "fail";
1364 }
1365 case 2:
1366 return "0.0";
1367 case 3:
1368 return "1.0";
1369 case 4:
1370 return "0x1";
1371 case 5:
1372 return "VID";
1373 default:
1374 return "fail";
1375 }
1376 }
1377
1378 static const char *
1379 get_965_prim_type(uint32_t data)
1380 {
1381 uint32_t primtype = (data >> 10) & 0x1f;
1382
1383 switch (primtype) {
1384 case 0x01: return "point list";
1385 case 0x02: return "line list";
1386 case 0x03: return "line strip";
1387 case 0x04: return "tri list";
1388 case 0x05: return "tri strip";
1389 case 0x06: return "tri fan";
1390 case 0x07: return "quad list";
1391 case 0x08: return "quad strip";
1392 case 0x09: return "line list adj";
1393 case 0x0a: return "line strip adj";
1394 case 0x0b: return "tri list adj";
1395 case 0x0c: return "tri strip adj";
1396 case 0x0d: return "tri strip reverse";
1397 case 0x0e: return "polygon";
1398 case 0x0f: return "rect list";
1399 case 0x10: return "line loop";
1400 case 0x11: return "point list bf";
1401 case 0x12: return "line strip cont";
1402 case 0x13: return "line strip bf";
1403 case 0x14: return "line strip cont bf";
1404 case 0x15: return "tri fan no stipple";
1405 default: return "fail";
1406 }
1407 }
1408
1409 static int
1410 decode_3d_965(const uint32_t *data, int count, uint32_t hw_offset, int *failures)
1411 {
1412 unsigned int opcode, len;
1413 int i;
1414
1415 struct {
1416 uint32_t opcode;
1417 int min_len;
1418 int max_len;
1419 char *name;
1420 } opcodes_3d[] = {
1421 { 0x6000, 3, 3, "URB_FENCE" },
1422 { 0x6001, 2, 2, "CS_URB_STATE" },
1423 { 0x6002, 2, 2, "CONSTANT_BUFFER" },
1424 { 0x6101, 6, 6, "STATE_BASE_ADDRESS" },
1425 { 0x6102, 2, 2 , "STATE_SIP" },
1426 { 0x6104, 1, 1, "3DSTATE_PIPELINE_SELECT" },
1427 { 0x680b, 1, 1, "3DSTATE_VF_STATISTICS" },
1428 { 0x6904, 1, 1, "3DSTATE_PIPELINE_SELECT" },
1429 { 0x7800, 7, 7, "3DSTATE_PIPELINED_POINTERS" },
1430 { 0x7801, 6, 6, "3DSTATE_BINDING_TABLE_POINTERS" },
1431 { 0x780b, 1, 1, "3DSTATE_VF_STATISTICS" },
1432 { 0x7808, 5, 257, "3DSTATE_VERTEX_BUFFERS" },
1433 { 0x7809, 3, 256, "3DSTATE_VERTEX_ELEMENTS" },
1434 { 0x780a, 3, 3, "3DSTATE_INDEX_BUFFER" },
1435 { 0x7900, 4, 4, "3DSTATE_DRAWING_RECTANGLE" },
1436 { 0x7901, 5, 5, "3DSTATE_CONSTANT_COLOR" },
1437 { 0x7905, 5, 7, "3DSTATE_DEPTH_BUFFER" },
1438 { 0x7906, 2, 2, "3DSTATE_POLY_STIPPLE_OFFSET" },
1439 { 0x7907, 33, 33, "3DSTATE_POLY_STIPPLE_PATTERN" },
1440 { 0x7908, 3, 3, "3DSTATE_LINE_STIPPLE" },
1441 { 0x7909, 2, 2, "3DSTATE_GLOBAL_DEPTH_OFFSET_CLAMP" },
1442 { 0x790a, 3, 3, "3DSTATE_AA_LINE_PARAMETERS" },
1443 { 0x7b00, 6, 6, "3DPRIMITIVE" },
1444 };
1445
1446 len = (data[0] & 0x0000ffff) + 2;
1447
1448 switch ((data[0] & 0xffff0000) >> 16) {
1449 case 0x6101:
1450 if (len != 6)
1451 fprintf(out, "Bad count in STATE_BASE_ADDRESS\n");
1452 if (count < 6)
1453 BUFFER_FAIL(count, len, "STATE_BASE_ADDRESS");
1454
1455 instr_out(data, hw_offset, 0,
1456 "STATE_BASE_ADDRESS\n");
1457
1458 if (data[1] & 1) {
1459 instr_out(data, hw_offset, 1, "General state at 0x%08x\n",
1460 data[1] & ~1);
1461 } else
1462 instr_out(data, hw_offset, 1, "General state not updated\n");
1463
1464 if (data[2] & 1) {
1465 instr_out(data, hw_offset, 2, "Surface state at 0x%08x\n",
1466 data[2] & ~1);
1467 } else
1468 instr_out(data, hw_offset, 2, "Surface state not updated\n");
1469
1470 if (data[3] & 1) {
1471 instr_out(data, hw_offset, 3, "Indirect state at 0x%08x\n",
1472 data[3] & ~1);
1473 } else
1474 instr_out(data, hw_offset, 3, "Indirect state not updated\n");
1475
1476 if (data[4] & 1) {
1477 instr_out(data, hw_offset, 4, "General state upper bound 0x%08x\n",
1478 data[4] & ~1);
1479 } else
1480 instr_out(data, hw_offset, 4, "General state not updated\n");
1481
1482 if (data[5] & 1) {
1483 instr_out(data, hw_offset, 5, "Indirect state upper bound 0x%08x\n",
1484 data[5] & ~1);
1485 } else
1486 instr_out(data, hw_offset, 5, "Indirect state not updated\n");
1487
1488 return len;
1489 case 0x7800:
1490 if (len != 7)
1491 fprintf(out, "Bad count in 3DSTATE_PIPELINED_POINTERS\n");
1492 if (count < 7)
1493 BUFFER_FAIL(count, len, "3DSTATE_PIPELINED_POINTERS");
1494
1495 instr_out(data, hw_offset, 0,
1496 "3DSTATE_PIPELINED_POINTERS\n");
1497 instr_out(data, hw_offset, 1, "VS state\n");
1498 instr_out(data, hw_offset, 2, "GS state\n");
1499 instr_out(data, hw_offset, 3, "Clip state\n");
1500 instr_out(data, hw_offset, 4, "SF state\n");
1501 instr_out(data, hw_offset, 5, "WM state\n");
1502 instr_out(data, hw_offset, 6, "CC state\n");
1503 return len;
1504 case 0x7801:
1505 if (len != 6)
1506 fprintf(out, "Bad count in 3DSTATE_BINDING_TABLE_POINTERS\n");
1507 if (count < 6)
1508 BUFFER_FAIL(count, len, "3DSTATE_BINDING_TABLE_POINTERS");
1509
1510 instr_out(data, hw_offset, 0,
1511 "3DSTATE_BINDING_TABLE_POINTERS\n");
1512 instr_out(data, hw_offset, 1, "VS binding table\n");
1513 instr_out(data, hw_offset, 2, "GS binding table\n");
1514 instr_out(data, hw_offset, 3, "Clip binding table\n");
1515 instr_out(data, hw_offset, 4, "SF binding table\n");
1516 instr_out(data, hw_offset, 5, "WM binding table\n");
1517
1518 return len;
1519
1520 case 0x7808:
1521 len = (data[0] & 0xff) + 2;
1522 if ((len - 1) % 4 != 0)
1523 fprintf(out, "Bad count in 3DSTATE_VERTEX_BUFFERS\n");
1524 if (count < len)
1525 BUFFER_FAIL(count, len, "3DSTATE_VERTEX_BUFFERS");
1526 instr_out(data, hw_offset, 0, "3DSTATE_VERTEX_BUFFERS\n");
1527
1528 for (i = 1; i < len;) {
1529 instr_out(data, hw_offset, i, "buffer %d: %s, pitch %db\n",
1530 data[i] >> 27,
1531 data[i] & (1 << 26) ? "random" : "sequential",
1532 data[i] & 0x07ff);
1533 i++;
1534 instr_out(data, hw_offset, i++, "buffer address\n");
1535 instr_out(data, hw_offset, i++, "max index\n");
1536 instr_out(data, hw_offset, i++, "mbz\n");
1537 }
1538 return len;
1539
1540 case 0x7809:
1541 len = (data[0] & 0xff) + 2;
1542 if ((len + 1) % 2 != 0)
1543 fprintf(out, "Bad count in 3DSTATE_VERTEX_ELEMENTS\n");
1544 if (count < len)
1545 BUFFER_FAIL(count, len, "3DSTATE_VERTEX_ELEMENTS");
1546 instr_out(data, hw_offset, 0, "3DSTATE_VERTEX_ELEMENTS\n");
1547
1548 for (i = 1; i < len;) {
1549 instr_out(data, hw_offset, i, "buffer %d: %svalid, type 0x%04x, "
1550 "src offset 0x%04x bytes\n",
1551 data[i] >> 27,
1552 data[i] & (1 << 26) ? "" : "in",
1553 (data[i] >> 16) & 0x1ff,
1554 data[i] & 0x07ff);
1555 i++;
1556 instr_out(data, hw_offset, i, "(%s, %s, %s, %s), "
1557 "dst offset 0x%02x bytes\n",
1558 get_965_element_component(data[i], 0),
1559 get_965_element_component(data[i], 1),
1560 get_965_element_component(data[i], 2),
1561 get_965_element_component(data[i], 3),
1562 (data[i] & 0xff) * 4);
1563 i++;
1564 }
1565 return len;
1566
1567 case 0x780a:
1568 len = (data[0] & 0xff) + 2;
1569 if (len != 3)
1570 fprintf(out, "Bad count in 3DSTATE_INDEX_BUFFER\n");
1571 if (count < len)
1572 BUFFER_FAIL(count, len, "3DSTATE_INDEX_BUFFER");
1573 instr_out(data, hw_offset, 0, "3DSTATE_INDEX_BUFFER\n");
1574 instr_out(data, hw_offset, 1, "beginning buffer address\n");
1575 instr_out(data, hw_offset, 2, "ending buffer address\n");
1576 return len;
1577
1578 case 0x7900:
1579 if (len != 4)
1580 fprintf(out, "Bad count in 3DSTATE_DRAWING_RECTANGLE\n");
1581 if (count < 4)
1582 BUFFER_FAIL(count, len, "3DSTATE_DRAWING_RECTANGLE");
1583
1584 instr_out(data, hw_offset, 0,
1585 "3DSTATE_DRAWING_RECTANGLE\n");
1586 instr_out(data, hw_offset, 1, "top left: %d,%d\n",
1587 data[1] & 0xffff,
1588 (data[1] >> 16) & 0xffff);
1589 instr_out(data, hw_offset, 2, "bottom right: %d,%d\n",
1590 data[2] & 0xffff,
1591 (data[2] >> 16) & 0xffff);
1592 instr_out(data, hw_offset, 3, "origin: %d,%d\n",
1593 (int)data[3] & 0xffff,
1594 ((int)data[3] >> 16) & 0xffff);
1595
1596 return len;
1597
1598 case 0x7905:
1599 if (len != 5 && len != 6)
1600 fprintf(out, "Bad count in 3DSTATE_DEPTH_BUFFER\n");
1601 if (count < len)
1602 BUFFER_FAIL(count, len, "3DSTATE_DEPTH_BUFFER");
1603
1604 instr_out(data, hw_offset, 0,
1605 "3DSTATE_DEPTH_BUFFER\n");
1606 instr_out(data, hw_offset, 1, "%s, %s, pitch = %d bytes, %stiled\n",
1607 get_965_surfacetype(data[1] >> 29),
1608 get_965_depthformat((data[1] >> 18) & 0x7),
1609 (data[1] & 0x0001ffff) + 1,
1610 data[1] & (1 << 27) ? "" : "not ");
1611 instr_out(data, hw_offset, 2, "depth offset\n");
1612 instr_out(data, hw_offset, 3, "%dx%d\n",
1613 ((data[3] & 0x0007ffc0) >> 6) + 1,
1614 ((data[3] & 0xfff80000) >> 19) + 1);
1615 instr_out(data, hw_offset, 4, "volume depth\n");
1616 if (len == 6)
1617 instr_out(data, hw_offset, 5, "\n");
1618
1619 return len;
1620
1621 case 0x7b00:
1622 len = (data[0] & 0xff) + 2;
1623 if (len != 6)
1624 fprintf(out, "Bad count in 3DPRIMITIVE\n");
1625 if (count < len)
1626 BUFFER_FAIL(count, len, "3DPRIMITIVE");
1627
1628 instr_out(data, hw_offset, 0,
1629 "3DPRIMITIVE: %s %s\n",
1630 get_965_prim_type(data[0]),
1631 (data[0] & (1 << 15)) ? "random" : "sequential");
1632 instr_out(data, hw_offset, 1, "vertex count\n");
1633 instr_out(data, hw_offset, 2, "start vertex\n");
1634 instr_out(data, hw_offset, 3, "instance count\n");
1635 instr_out(data, hw_offset, 4, "start instance\n");
1636 instr_out(data, hw_offset, 5, "index bias\n");
1637 return len;
1638 }
1639
1640 for (opcode = 0; opcode < sizeof(opcodes_3d) / sizeof(opcodes_3d[0]);
1641 opcode++) {
1642 if ((data[0] & 0xffff0000) >> 16 == opcodes_3d[opcode].opcode) {
1643 unsigned int i;
1644 len = 1;
1645
1646 instr_out(data, hw_offset, 0, "%s\n", opcodes_3d[opcode].name);
1647 if (opcodes_3d[opcode].max_len > 1) {
1648 len = (data[0] & 0xff) + 2;
1649 if (len < opcodes_3d[opcode].min_len ||
1650 len > opcodes_3d[opcode].max_len)
1651 {
1652 fprintf(out, "Bad count in %s\n", opcodes_3d[opcode].name);
1653 }
1654 }
1655
1656 for (i = 1; i < len; i++) {
1657 if (i >= count)
1658 BUFFER_FAIL(count, len, opcodes_3d[opcode].name);
1659 instr_out(data, hw_offset, i, "dword %d\n", i);
1660 }
1661 return len;
1662 }
1663 }
1664
1665 instr_out(data, hw_offset, 0, "3D UNKNOWN\n");
1666 (*failures)++;
1667 return 1;
1668 }
1669
1670 static int
1671 decode_3d_i830(const uint32_t *data, int count, uint32_t hw_offset, int *failures)
1672 {
1673 unsigned int opcode;
1674
1675 struct {
1676 uint32_t opcode;
1677 int min_len;
1678 int max_len;
1679 char *name;
1680 } opcodes_3d[] = {
1681 { 0x02, 1, 1, "3DSTATE_MODES_3" },
1682 { 0x03, 1, 1, "3DSTATE_ENABLES_1"},
1683 { 0x04, 1, 1, "3DSTATE_ENABLES_2"},
1684 { 0x05, 1, 1, "3DSTATE_VFT0"},
1685 { 0x06, 1, 1, "3DSTATE_AA"},
1686 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES" },
1687 { 0x08, 1, 1, "3DSTATE_MODES_1" },
1688 { 0x09, 1, 1, "3DSTATE_STENCIL_TEST" },
1689 { 0x0a, 1, 1, "3DSTATE_VFT1"},
1690 { 0x0b, 1, 1, "3DSTATE_INDPT_ALPHA_BLEND" },
1691 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
1692 { 0x0d, 1, 1, "3DSTATE_MAP_BLEND_OP" },
1693 { 0x0e, 1, 1, "3DSTATE_MAP_BLEND_ARG" },
1694 { 0x0f, 1, 1, "3DSTATE_MODES_2" },
1695 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
1696 { 0x16, 1, 1, "3DSTATE_MODES_4" },
1697 };
1698
1699 switch ((data[0] & 0x1f000000) >> 24) {
1700 case 0x1f:
1701 return decode_3d_primitive(data, count, hw_offset, failures);
1702 case 0x1d:
1703 return decode_3d_1d(data, count, hw_offset, failures, 1);
1704 case 0x1c:
1705 return decode_3d_1c(data, count, hw_offset, failures);
1706 }
1707
1708 for (opcode = 0; opcode < sizeof(opcodes_3d) / sizeof(opcodes_3d[0]);
1709 opcode++) {
1710 if ((data[0] & 0x1f000000) >> 24 == opcodes_3d[opcode].opcode) {
1711 unsigned int len = 1, i;
1712
1713 instr_out(data, hw_offset, 0, "%s\n", opcodes_3d[opcode].name);
1714 if (opcodes_3d[opcode].max_len > 1) {
1715 len = (data[0] & 0xff) + 2;
1716 if (len < opcodes_3d[opcode].min_len ||
1717 len > opcodes_3d[opcode].max_len)
1718 {
1719 fprintf(out, "Bad count in %s\n", opcodes_3d[opcode].name);
1720 }
1721 }
1722
1723 for (i = 1; i < len; i++) {
1724 if (i >= count)
1725 BUFFER_FAIL(count, len, opcodes_3d[opcode].name);
1726 instr_out(data, hw_offset, i, "dword %d\n", i);
1727 }
1728 return len;
1729 }
1730 }
1731
1732 instr_out(data, hw_offset, 0, "3D UNKNOWN\n");
1733 (*failures)++;
1734 return 1;
1735 }
1736
1737 /**
1738 * Decodes an i830-i915 batch buffer, writing the output to stdout.
1739 *
1740 * \param data batch buffer contents
1741 * \param count number of DWORDs to decode in the batch buffer
1742 * \param hw_offset hardware address for the buffer
1743 */
1744 int
1745 intel_decode(const uint32_t *data, int count, uint32_t hw_offset, uint32_t devid)
1746 {
1747 int index = 0;
1748 int failures = 0;
1749
1750 out = stderr;
1751
1752 while (index < count) {
1753 switch ((data[index] & 0xe0000000) >> 29) {
1754 case 0x0:
1755 index += decode_mi(data + index, count - index,
1756 hw_offset + index * 4, &failures);
1757 break;
1758 case 0x2:
1759 index += decode_2d(data + index, count - index,
1760 hw_offset + index * 4, &failures);
1761 break;
1762 case 0x3:
1763 if (IS_965(devid)) {
1764 index += decode_3d_965(data + index, count - index,
1765 hw_offset + index * 4, &failures);
1766 } else if (IS_9XX(devid)) {
1767 index += decode_3d(data + index, count - index,
1768 hw_offset + index * 4, &failures);
1769 } else {
1770 index += decode_3d_i830(data + index, count - index,
1771 hw_offset + index * 4, &failures);
1772 }
1773 break;
1774 default:
1775 instr_out(data, hw_offset, index, "UNKNOWN\n");
1776 failures++;
1777 index++;
1778 break;
1779 }
1780 fflush(out);
1781 }
1782
1783 return failures;
1784 }
1785
1786 void intel_decode_context_reset(void)
1787 {
1788 saved_s2_set = 0;
1789 saved_s4_set = 1;
1790 }
1791