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