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gallium: split CAP_INSTANCE_DRAWING into INSTANCEID and INSTANCE_DIVISOR
[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_memory.h"
44 #include "util/u_string.h"
45
46 #include "intel_decode.h"
47 #include "brw_reg.h"
48
49 /*#include "intel_chipset.h"*/
50 #define IS_9XX(x) 1 /* XXX */
51
52 #define BUFFER_FAIL(_count, _len, _name) do { \
53 fprintf(out, "Buffer size too small in %s (%d < %d)\n", \
54 (_name), (_count), (_len)); \
55 (*failures)++; \
56 return count; \
57 } while (0)
58
59 static FILE *out;
60 static uint32_t saved_s2 = 0, saved_s4 = 0;
61 static char saved_s2_set = 0, saved_s4_set = 0;
62
63 static float
64 int_as_float(uint32_t intval)
65 {
66 union intfloat {
67 uint32_t i;
68 float f;
69 } uval;
70
71 uval.i = intval;
72 return uval.f;
73 }
74
75 static void
76 instr_out(const uint32_t *data, uint32_t hw_offset, unsigned int index,
77 char *fmt, ...)
78 {
79 va_list va;
80
81 fprintf(out, "0x%08x: 0x%08x:%s ", hw_offset + index * 4, data[index],
82 index == 0 ? "" : " ");
83 va_start(va, fmt);
84 vfprintf(out, fmt, va);
85 va_end(va);
86 }
87
88
89 static int
90 decode_mi(const uint32_t *data, int count, uint32_t hw_offset, int *failures)
91 {
92 unsigned int opcode;
93
94 struct {
95 uint32_t opcode;
96 int len_mask;
97 int min_len;
98 int max_len;
99 char *name;
100 } opcodes_mi[] = {
101 { 0x08, 0, 1, 1, "MI_ARB_ON_OFF" },
102 { 0x0a, 0, 1, 1, "MI_BATCH_BUFFER_END" },
103 { 0x30, 0x3f, 3, 3, "MI_BATCH_BUFFER" },
104 { 0x31, 0x3f, 2, 2, "MI_BATCH_BUFFER_START" },
105 { 0x14, 0x3f, 3, 3, "MI_DISPLAY_BUFFER_INFO" },
106 { 0x04, 0, 1, 1, "MI_FLUSH" },
107 { 0x22, 0x1f, 3, 3, "MI_LOAD_REGISTER_IMM" },
108 { 0x13, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_EXCL" },
109 { 0x12, 0x3f, 2, 2, "MI_LOAD_SCAN_LINES_INCL" },
110 { 0x00, 0, 1, 1, "MI_NOOP" },
111 { 0x11, 0x3f, 2, 2, "MI_OVERLAY_FLIP" },
112 { 0x07, 0, 1, 1, "MI_REPORT_HEAD" },
113 { 0x18, 0x3f, 2, 2, "MI_SET_CONTEXT" },
114 { 0x20, 0x3f, 3, 4, "MI_STORE_DATA_IMM" },
115 { 0x21, 0x3f, 3, 4, "MI_STORE_DATA_INDEX" },
116 { 0x24, 0x3f, 3, 3, "MI_STORE_REGISTER_MEM" },
117 { 0x02, 0, 1, 1, "MI_USER_INTERRUPT" },
118 { 0x03, 0, 1, 1, "MI_WAIT_FOR_EVENT" },
119 };
120
121 switch ((data[0] & 0x1f800000) >> 23) {
122 case 0x0a:
123 instr_out(data, hw_offset, 0, "MI_BATCH_BUFFER_END\n");
124 return -1;
125 }
126
127 for (opcode = 0; opcode < Elements(opcodes_mi); opcode++) {
128 if ((data[0] & 0x1f800000) >> 23 == opcodes_mi[opcode].opcode) {
129 unsigned int len = 1, i;
130
131 instr_out(data, hw_offset, 0, "%s\n", opcodes_mi[opcode].name);
132 if (opcodes_mi[opcode].max_len > 1) {
133 len = (data[0] & opcodes_mi[opcode].len_mask) + 2;
134 if (len < opcodes_mi[opcode].min_len ||
135 len > opcodes_mi[opcode].max_len)
136 {
137 fprintf(out, "Bad length (%d) in %s, [%d, %d]\n",
138 len, opcodes_mi[opcode].name,
139 opcodes_mi[opcode].min_len,
140 opcodes_mi[opcode].max_len);
141 }
142 }
143
144 for (i = 1; i < len; i++) {
145 if (i >= count)
146 BUFFER_FAIL(count, len, opcodes_mi[opcode].name);
147 instr_out(data, hw_offset, i, "dword %d\n", i);
148 }
149
150 return len;
151 }
152 }
153
154 instr_out(data, hw_offset, 0, "MI UNKNOWN\n");
155 (*failures)++;
156 return 1;
157 }
158
159 static int
160 decode_2d(const uint32_t *data, int count, uint32_t hw_offset, int *failures)
161 {
162 unsigned int opcode, len;
163 char *format = NULL;
164
165 struct {
166 uint32_t opcode;
167 int min_len;
168 int max_len;
169 char *name;
170 } opcodes_2d[] = {
171 { 0x40, 5, 5, "COLOR_BLT" },
172 { 0x43, 6, 6, "SRC_COPY_BLT" },
173 { 0x01, 8, 8, "XY_SETUP_BLT" },
174 { 0x11, 9, 9, "XY_SETUP_MONO_PATTERN_SL_BLT" },
175 { 0x03, 3, 3, "XY_SETUP_CLIP_BLT" },
176 { 0x24, 2, 2, "XY_PIXEL_BLT" },
177 { 0x25, 3, 3, "XY_SCANLINES_BLT" },
178 { 0x26, 4, 4, "Y_TEXT_BLT" },
179 { 0x31, 5, 134, "XY_TEXT_IMMEDIATE_BLT" },
180 { 0x50, 6, 6, "XY_COLOR_BLT" },
181 { 0x51, 6, 6, "XY_PAT_BLT" },
182 { 0x76, 8, 8, "XY_PAT_CHROMA_BLT" },
183 { 0x72, 7, 135, "XY_PAT_BLT_IMMEDIATE" },
184 { 0x77, 9, 137, "XY_PAT_CHROMA_BLT_IMMEDIATE" },
185 { 0x52, 9, 9, "XY_MONO_PAT_BLT" },
186 { 0x59, 7, 7, "XY_MONO_PAT_FIXED_BLT" },
187 { 0x53, 8, 8, "XY_SRC_COPY_BLT" },
188 { 0x54, 8, 8, "XY_MONO_SRC_COPY_BLT" },
189 { 0x71, 9, 137, "XY_MONO_SRC_COPY_IMMEDIATE_BLT" },
190 { 0x55, 9, 9, "XY_FULL_BLT" },
191 { 0x55, 9, 137, "XY_FULL_IMMEDIATE_PATTERN_BLT" },
192 { 0x56, 9, 9, "XY_FULL_MONO_SRC_BLT" },
193 { 0x75, 10, 138, "XY_FULL_MONO_SRC_IMMEDIATE_PATTERN_BLT" },
194 { 0x57, 12, 12, "XY_FULL_MONO_PATTERN_BLT" },
195 { 0x58, 12, 12, "XY_FULL_MONO_PATTERN_MONO_SRC_BLT" },
196 };
197
198 switch ((data[0] & 0x1fc00000) >> 22) {
199 case 0x50:
200 instr_out(data, hw_offset, 0,
201 "XY_COLOR_BLT (rgb %sabled, alpha %sabled, dst tile %d)\n",
202 (data[0] & (1 << 20)) ? "en" : "dis",
203 (data[0] & (1 << 21)) ? "en" : "dis",
204 (data[0] >> 11) & 1);
205
206 len = (data[0] & 0x000000ff) + 2;
207 if (len != 6)
208 fprintf(out, "Bad count in XY_COLOR_BLT\n");
209 if (count < 6)
210 BUFFER_FAIL(count, len, "XY_COLOR_BLT");
211
212 switch ((data[1] >> 24) & 0x3) {
213 case 0:
214 format="8";
215 break;
216 case 1:
217 format="565";
218 break;
219 case 2:
220 format="1555";
221 break;
222 case 3:
223 format="8888";
224 break;
225 }
226
227 instr_out(data, hw_offset, 1, "format %s, pitch %d, "
228 "clipping %sabled\n", format,
229 (short)(data[1] & 0xffff),
230 data[1] & (1 << 30) ? "en" : "dis");
231 instr_out(data, hw_offset, 2, "(%d,%d)\n",
232 data[2] & 0xffff, data[2] >> 16);
233 instr_out(data, hw_offset, 3, "(%d,%d)\n",
234 data[3] & 0xffff, data[3] >> 16);
235 instr_out(data, hw_offset, 4, "offset 0x%08x\n", data[4]);
236 instr_out(data, hw_offset, 5, "color\n");
237 return len;
238 case 0x53:
239 instr_out(data, hw_offset, 0,
240 "XY_SRC_COPY_BLT (rgb %sabled, alpha %sabled, "
241 "src tile %d, dst tile %d)\n",
242 (data[0] & (1 << 20)) ? "en" : "dis",
243 (data[0] & (1 << 21)) ? "en" : "dis",
244 (data[0] >> 15) & 1,
245 (data[0] >> 11) & 1);
246
247 len = (data[0] & 0x000000ff) + 2;
248 if (len != 8)
249 fprintf(out, "Bad count in XY_SRC_COPY_BLT\n");
250 if (count < 8)
251 BUFFER_FAIL(count, len, "XY_SRC_COPY_BLT");
252
253 switch ((data[1] >> 24) & 0x3) {
254 case 0:
255 format="8";
256 break;
257 case 1:
258 format="565";
259 break;
260 case 2:
261 format="1555";
262 break;
263 case 3:
264 format="8888";
265 break;
266 }
267
268 instr_out(data, hw_offset, 1, "format %s, dst pitch %d, "
269 "clipping %sabled\n", format,
270 (short)(data[1] & 0xffff),
271 data[1] & (1 << 30) ? "en" : "dis");
272 instr_out(data, hw_offset, 2, "dst (%d,%d)\n",
273 data[2] & 0xffff, data[2] >> 16);
274 instr_out(data, hw_offset, 3, "dst (%d,%d)\n",
275 data[3] & 0xffff, data[3] >> 16);
276 instr_out(data, hw_offset, 4, "dst offset 0x%08x\n", data[4]);
277 instr_out(data, hw_offset, 5, "src (%d,%d)\n",
278 data[5] & 0xffff, data[5] >> 16);
279 instr_out(data, hw_offset, 6, "src pitch %d\n",
280 (short)(data[6] & 0xffff));
281 instr_out(data, hw_offset, 7, "src offset 0x%08x\n", data[7]);
282 return len;
283 }
284
285 for (opcode = 0; opcode < Elements(opcodes_2d); opcode++) {
286 if ((data[0] & 0x1fc00000) >> 22 == opcodes_2d[opcode].opcode) {
287 unsigned int i;
288
289 len = 1;
290 instr_out(data, hw_offset, 0, "%s\n", opcodes_2d[opcode].name);
291 if (opcodes_2d[opcode].max_len > 1) {
292 len = (data[0] & 0x000000ff) + 2;
293 if (len < opcodes_2d[opcode].min_len ||
294 len > opcodes_2d[opcode].max_len)
295 {
296 fprintf(out, "Bad count in %s\n", opcodes_2d[opcode].name);
297 }
298 }
299
300 for (i = 1; i < len; i++) {
301 if (i >= count)
302 BUFFER_FAIL(count, len, opcodes_2d[opcode].name);
303 instr_out(data, hw_offset, i, "dword %d\n", i);
304 }
305
306 return len;
307 }
308 }
309
310 instr_out(data, hw_offset, 0, "2D UNKNOWN\n");
311 (*failures)++;
312 return 1;
313 }
314
315 static int
316 decode_3d_1c(const uint32_t *data, int count, uint32_t hw_offset, int *failures)
317 {
318 uint32_t opcode;
319
320 opcode = (data[0] & 0x00f80000) >> 19;
321
322 switch (opcode) {
323 case 0x11:
324 instr_out(data, hw_offset, 0, "3DSTATE_DEPTH_SUBRECTANGLE_DISABLE\n");
325 return 1;
326 case 0x10:
327 instr_out(data, hw_offset, 0, "3DSTATE_SCISSOR_ENABLE\n");
328 return 1;
329 case 0x01:
330 instr_out(data, hw_offset, 0, "3DSTATE_MAP_COORD_SET_I830\n");
331 return 1;
332 case 0x0a:
333 instr_out(data, hw_offset, 0, "3DSTATE_MAP_CUBE_I830\n");
334 return 1;
335 case 0x05:
336 instr_out(data, hw_offset, 0, "3DSTATE_MAP_TEX_STREAM_I830\n");
337 return 1;
338 }
339
340 instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_1c opcode = 0x%x\n",
341 opcode);
342 (*failures)++;
343 return 1;
344 }
345
346 /** Sets the string dstname to describe the destination of the PS instruction */
347 static void
348 i915_get_instruction_dst(const uint32_t *data, int i, char *dstname, int do_mask)
349 {
350 uint32_t a0 = data[i];
351 int dst_nr = (a0 >> 14) & 0xf;
352 char dstmask[8];
353 char *sat;
354
355 if (do_mask) {
356 if (((a0 >> 10) & 0xf) == 0xf) {
357 dstmask[0] = 0;
358 } else {
359 int dstmask_index = 0;
360
361 dstmask[dstmask_index++] = '.';
362 if (a0 & (1 << 10))
363 dstmask[dstmask_index++] = 'x';
364 if (a0 & (1 << 11))
365 dstmask[dstmask_index++] = 'y';
366 if (a0 & (1 << 12))
367 dstmask[dstmask_index++] = 'z';
368 if (a0 & (1 << 13))
369 dstmask[dstmask_index++] = 'w';
370 dstmask[dstmask_index++] = 0;
371 }
372
373 if (a0 & (1 << 22))
374 sat = ".sat";
375 else
376 sat = "";
377 } else {
378 dstmask[0] = 0;
379 sat = "";
380 }
381
382 switch ((a0 >> 19) & 0x7) {
383 case 0:
384 if (dst_nr > 15)
385 fprintf(out, "bad destination reg R%d\n", dst_nr);
386 sprintf(dstname, "R%d%s%s", dst_nr, dstmask, sat);
387 break;
388 case 4:
389 if (dst_nr > 0)
390 fprintf(out, "bad destination reg oC%d\n", dst_nr);
391 sprintf(dstname, "oC%s%s", dstmask, sat);
392 break;
393 case 5:
394 if (dst_nr > 0)
395 fprintf(out, "bad destination reg oD%d\n", dst_nr);
396 sprintf(dstname, "oD%s%s", dstmask, sat);
397 break;
398 case 6:
399 if (dst_nr > 3)
400 fprintf(out, "bad destination reg U%d\n", dst_nr);
401 sprintf(dstname, "U%d%s%s", dst_nr, dstmask, sat);
402 break;
403 default:
404 sprintf(dstname, "RESERVED");
405 break;
406 }
407 }
408
409 static char *
410 i915_get_channel_swizzle(uint32_t select)
411 {
412 switch (select & 0x7) {
413 case 0:
414 return (select & 8) ? "-x" : "x";
415 case 1:
416 return (select & 8) ? "-y" : "y";
417 case 2:
418 return (select & 8) ? "-z" : "z";
419 case 3:
420 return (select & 8) ? "-w" : "w";
421 case 4:
422 return (select & 8) ? "-0" : "0";
423 case 5:
424 return (select & 8) ? "-1" : "1";
425 default:
426 return (select & 8) ? "-bad" : "bad";
427 }
428 }
429
430 static void
431 i915_get_instruction_src_name(uint32_t src_type, uint32_t src_nr, char *name)
432 {
433 switch (src_type) {
434 case 0:
435 sprintf(name, "R%d", src_nr);
436 if (src_nr > 15)
437 fprintf(out, "bad src reg %s\n", name);
438 break;
439 case 1:
440 if (src_nr < 8)
441 sprintf(name, "T%d", src_nr);
442 else if (src_nr == 8)
443 sprintf(name, "DIFFUSE");
444 else if (src_nr == 9)
445 sprintf(name, "SPECULAR");
446 else if (src_nr == 10)
447 sprintf(name, "FOG");
448 else {
449 fprintf(out, "bad src reg T%d\n", src_nr);
450 sprintf(name, "RESERVED");
451 }
452 break;
453 case 2:
454 sprintf(name, "C%d", src_nr);
455 if (src_nr > 31)
456 fprintf(out, "bad src reg %s\n", name);
457 break;
458 case 4:
459 sprintf(name, "oC");
460 if (src_nr > 0)
461 fprintf(out, "bad src reg oC%d\n", src_nr);
462 break;
463 case 5:
464 sprintf(name, "oD");
465 if (src_nr > 0)
466 fprintf(out, "bad src reg oD%d\n", src_nr);
467 break;
468 case 6:
469 sprintf(name, "U%d", src_nr);
470 if (src_nr > 3)
471 fprintf(out, "bad src reg %s\n", name);
472 break;
473 default:
474 fprintf(out, "bad src reg type %d\n", src_type);
475 sprintf(name, "RESERVED");
476 break;
477 }
478 }
479
480 static void
481 i915_get_instruction_src0(const uint32_t *data, int i, char *srcname)
482 {
483 uint32_t a0 = data[i];
484 uint32_t a1 = data[i + 1];
485 int src_nr = (a0 >> 2) & 0x1f;
486 char *swizzle_x = i915_get_channel_swizzle((a1 >> 28) & 0xf);
487 char *swizzle_y = i915_get_channel_swizzle((a1 >> 24) & 0xf);
488 char *swizzle_z = i915_get_channel_swizzle((a1 >> 20) & 0xf);
489 char *swizzle_w = i915_get_channel_swizzle((a1 >> 16) & 0xf);
490 char swizzle[100];
491
492 i915_get_instruction_src_name((a0 >> 7) & 0x7, src_nr, srcname);
493 util_snprintf(swizzle, sizeof(swizzle), ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z, swizzle_w);
494 if (strcmp(swizzle, ".xyzw") != 0)
495 strcat(srcname, swizzle);
496 }
497
498 static void
499 i915_get_instruction_src1(const uint32_t *data, int i, char *srcname)
500 {
501 uint32_t a1 = data[i + 1];
502 uint32_t a2 = data[i + 2];
503 int src_nr = (a1 >> 8) & 0x1f;
504 char *swizzle_x = i915_get_channel_swizzle((a1 >> 4) & 0xf);
505 char *swizzle_y = i915_get_channel_swizzle((a1 >> 0) & 0xf);
506 char *swizzle_z = i915_get_channel_swizzle((a2 >> 28) & 0xf);
507 char *swizzle_w = i915_get_channel_swizzle((a2 >> 24) & 0xf);
508 char swizzle[100];
509
510 i915_get_instruction_src_name((a1 >> 13) & 0x7, src_nr, srcname);
511 util_snprintf(swizzle, sizeof(swizzle), ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z, swizzle_w);
512 if (strcmp(swizzle, ".xyzw") != 0)
513 strcat(srcname, swizzle);
514 }
515
516 static void
517 i915_get_instruction_src2(const uint32_t *data, int i, char *srcname)
518 {
519 uint32_t a2 = data[i + 2];
520 int src_nr = (a2 >> 16) & 0x1f;
521 char *swizzle_x = i915_get_channel_swizzle((a2 >> 12) & 0xf);
522 char *swizzle_y = i915_get_channel_swizzle((a2 >> 8) & 0xf);
523 char *swizzle_z = i915_get_channel_swizzle((a2 >> 4) & 0xf);
524 char *swizzle_w = i915_get_channel_swizzle((a2 >> 0) & 0xf);
525 char swizzle[100];
526
527 i915_get_instruction_src_name((a2 >> 21) & 0x7, src_nr, srcname);
528 util_snprintf(swizzle, sizeof(swizzle), ".%s%s%s%s", swizzle_x, swizzle_y, swizzle_z, swizzle_w);
529 if (strcmp(swizzle, ".xyzw") != 0)
530 strcat(srcname, swizzle);
531 }
532
533 static void
534 i915_get_instruction_addr(uint32_t src_type, uint32_t src_nr, char *name)
535 {
536 switch (src_type) {
537 case 0:
538 sprintf(name, "R%d", src_nr);
539 if (src_nr > 15)
540 fprintf(out, "bad src reg %s\n", name);
541 break;
542 case 1:
543 if (src_nr < 8)
544 sprintf(name, "T%d", src_nr);
545 else if (src_nr == 8)
546 sprintf(name, "DIFFUSE");
547 else if (src_nr == 9)
548 sprintf(name, "SPECULAR");
549 else if (src_nr == 10)
550 sprintf(name, "FOG");
551 else {
552 fprintf(out, "bad src reg T%d\n", src_nr);
553 sprintf(name, "RESERVED");
554 }
555 break;
556 case 4:
557 sprintf(name, "oC");
558 if (src_nr > 0)
559 fprintf(out, "bad src reg oC%d\n", src_nr);
560 break;
561 case 5:
562 sprintf(name, "oD");
563 if (src_nr > 0)
564 fprintf(out, "bad src reg oD%d\n", src_nr);
565 break;
566 default:
567 fprintf(out, "bad src reg type %d\n", src_type);
568 sprintf(name, "RESERVED");
569 break;
570 }
571 }
572
573 static void
574 i915_decode_alu1(const uint32_t *data, uint32_t hw_offset,
575 int i, char *instr_prefix, char *op_name)
576 {
577 char dst[100], src0[100];
578
579 i915_get_instruction_dst(data, i, dst, 1);
580 i915_get_instruction_src0(data, i, src0);
581
582 instr_out(data, hw_offset, i++, "%s: %s %s, %s\n", instr_prefix,
583 op_name, dst, src0);
584 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
585 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
586 }
587
588 static void
589 i915_decode_alu2(const uint32_t *data, uint32_t hw_offset,
590 int i, char *instr_prefix, char *op_name)
591 {
592 char dst[100], src0[100], src1[100];
593
594 i915_get_instruction_dst(data, i, dst, 1);
595 i915_get_instruction_src0(data, i, src0);
596 i915_get_instruction_src1(data, i, src1);
597
598 instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s\n", instr_prefix,
599 op_name, dst, src0, src1);
600 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
601 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
602 }
603
604 static void
605 i915_decode_alu3(const uint32_t *data, uint32_t hw_offset,
606 int i, char *instr_prefix, char *op_name)
607 {
608 char dst[100], src0[100], src1[100], src2[100];
609
610 i915_get_instruction_dst(data, i, dst, 1);
611 i915_get_instruction_src0(data, i, src0);
612 i915_get_instruction_src1(data, i, src1);
613 i915_get_instruction_src2(data, i, src2);
614
615 instr_out(data, hw_offset, i++, "%s: %s %s, %s, %s, %s\n", instr_prefix,
616 op_name, dst, src0, src1, src2);
617 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
618 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
619 }
620
621 static void
622 i915_decode_tex(const uint32_t *data, uint32_t hw_offset, int i, char *instr_prefix,
623 char *tex_name)
624 {
625 uint32_t t0 = data[i];
626 uint32_t t1 = data[i + 1];
627 char dst_name[100];
628 char addr_name[100];
629 int sampler_nr;
630
631 i915_get_instruction_dst(data, i, dst_name, 0);
632 i915_get_instruction_addr((t1 >> 24) & 0x7,
633 (t1 >> 17) & 0xf,
634 addr_name);
635 sampler_nr = t0 & 0xf;
636
637 instr_out(data, hw_offset, i++, "%s: %s %s, S%d, %s\n", instr_prefix,
638 tex_name, dst_name, sampler_nr, addr_name);
639 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
640 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
641 }
642
643 static void
644 i915_decode_dcl(const uint32_t *data, uint32_t hw_offset, int i, char *instr_prefix)
645 {
646 uint32_t d0 = data[i];
647 char *sampletype;
648 int dcl_nr = (d0 >> 14) & 0xf;
649 char *dcl_x = d0 & (1 << 10) ? "x" : "";
650 char *dcl_y = d0 & (1 << 11) ? "y" : "";
651 char *dcl_z = d0 & (1 << 12) ? "z" : "";
652 char *dcl_w = d0 & (1 << 13) ? "w" : "";
653 char dcl_mask[10];
654
655 switch ((d0 >> 19) & 0x3) {
656 case 1:
657 util_snprintf(dcl_mask, sizeof(dcl_mask), ".%s%s%s%s", dcl_x, dcl_y, dcl_z, dcl_w);
658 if (strcmp(dcl_mask, ".") == 0)
659 fprintf(out, "bad (empty) dcl mask\n");
660
661 if (dcl_nr > 10)
662 fprintf(out, "bad T%d dcl register number\n", dcl_nr);
663 if (dcl_nr < 8) {
664 if (strcmp(dcl_mask, ".x") != 0 &&
665 strcmp(dcl_mask, ".xy") != 0 &&
666 strcmp(dcl_mask, ".xz") != 0 &&
667 strcmp(dcl_mask, ".w") != 0 &&
668 strcmp(dcl_mask, ".xyzw") != 0) {
669 fprintf(out, "bad T%d.%s dcl mask\n", dcl_nr, dcl_mask);
670 }
671 instr_out(data, hw_offset, i++, "%s: DCL T%d%s\n", instr_prefix,
672 dcl_nr, dcl_mask);
673 } else {
674 if (strcmp(dcl_mask, ".xz") == 0)
675 fprintf(out, "errataed bad dcl mask %s\n", dcl_mask);
676 else if (strcmp(dcl_mask, ".xw") == 0)
677 fprintf(out, "errataed bad dcl mask %s\n", dcl_mask);
678 else if (strcmp(dcl_mask, ".xzw") == 0)
679 fprintf(out, "errataed bad dcl mask %s\n", dcl_mask);
680
681 if (dcl_nr == 8) {
682 instr_out(data, hw_offset, i++, "%s: DCL DIFFUSE%s\n", instr_prefix,
683 dcl_mask);
684 } else if (dcl_nr == 9) {
685 instr_out(data, hw_offset, i++, "%s: DCL SPECULAR%s\n", instr_prefix,
686 dcl_mask);
687 } else if (dcl_nr == 10) {
688 instr_out(data, hw_offset, i++, "%s: DCL FOG%s\n", instr_prefix,
689 dcl_mask);
690 }
691 }
692 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
693 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
694 break;
695 case 3:
696 switch ((d0 >> 22) & 0x3) {
697 case 0:
698 sampletype = "2D";
699 break;
700 case 1:
701 sampletype = "CUBE";
702 break;
703 case 2:
704 sampletype = "3D";
705 break;
706 default:
707 sampletype = "RESERVED";
708 break;
709 }
710 if (dcl_nr > 15)
711 fprintf(out, "bad S%d dcl register number\n", dcl_nr);
712 instr_out(data, hw_offset, i++, "%s: DCL S%d %s\n", instr_prefix,
713 dcl_nr, sampletype);
714 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
715 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
716 break;
717 default:
718 instr_out(data, hw_offset, i++, "%s: DCL RESERVED%d\n", instr_prefix, dcl_nr);
719 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
720 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
721 }
722 }
723
724 static void
725 i915_decode_instruction(const uint32_t *data, uint32_t hw_offset,
726 int i, char *instr_prefix)
727 {
728 switch ((data[i] >> 24) & 0x1f) {
729 case 0x0:
730 instr_out(data, hw_offset, i++, "%s: NOP\n", instr_prefix);
731 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
732 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
733 break;
734 case 0x01:
735 i915_decode_alu2(data, hw_offset, i, instr_prefix, "ADD");
736 break;
737 case 0x02:
738 i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOV");
739 break;
740 case 0x03:
741 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MUL");
742 break;
743 case 0x04:
744 i915_decode_alu3(data, hw_offset, i, instr_prefix, "MAD");
745 break;
746 case 0x05:
747 i915_decode_alu3(data, hw_offset, i, instr_prefix, "DP2ADD");
748 break;
749 case 0x06:
750 i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP3");
751 break;
752 case 0x07:
753 i915_decode_alu2(data, hw_offset, i, instr_prefix, "DP4");
754 break;
755 case 0x08:
756 i915_decode_alu1(data, hw_offset, i, instr_prefix, "FRC");
757 break;
758 case 0x09:
759 i915_decode_alu1(data, hw_offset, i, instr_prefix, "RCP");
760 break;
761 case 0x0a:
762 i915_decode_alu1(data, hw_offset, i, instr_prefix, "RSQ");
763 break;
764 case 0x0b:
765 i915_decode_alu1(data, hw_offset, i, instr_prefix, "EXP");
766 break;
767 case 0x0c:
768 i915_decode_alu1(data, hw_offset, i, instr_prefix, "LOG");
769 break;
770 case 0x0d:
771 i915_decode_alu2(data, hw_offset, i, instr_prefix, "CMP");
772 break;
773 case 0x0e:
774 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MIN");
775 break;
776 case 0x0f:
777 i915_decode_alu2(data, hw_offset, i, instr_prefix, "MAX");
778 break;
779 case 0x10:
780 i915_decode_alu1(data, hw_offset, i, instr_prefix, "FLR");
781 break;
782 case 0x11:
783 i915_decode_alu1(data, hw_offset, i, instr_prefix, "MOD");
784 break;
785 case 0x12:
786 i915_decode_alu1(data, hw_offset, i, instr_prefix, "TRC");
787 break;
788 case 0x13:
789 i915_decode_alu2(data, hw_offset, i, instr_prefix, "SGE");
790 break;
791 case 0x14:
792 i915_decode_alu2(data, hw_offset, i, instr_prefix, "SLT");
793 break;
794 case 0x15:
795 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLD");
796 break;
797 case 0x16:
798 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDP");
799 break;
800 case 0x17:
801 i915_decode_tex(data, hw_offset, i, instr_prefix, "TEXLDB");
802 break;
803 case 0x19:
804 i915_decode_dcl(data, hw_offset, i, instr_prefix);
805 break;
806 default:
807 instr_out(data, hw_offset, i++, "%s: unknown\n", instr_prefix);
808 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
809 instr_out(data, hw_offset, i++, "%s\n", instr_prefix);
810 break;
811 }
812 }
813
814 static int
815 decode_3d_1d(const uint32_t *data, int count,
816 uint32_t hw_offset,
817 uint32_t devid,
818 int *failures)
819 {
820 unsigned int len, i, c, idx, word, map, sampler, instr;
821 char *format;
822 uint32_t opcode;
823
824 struct {
825 uint32_t opcode;
826 int i830_only;
827 int min_len;
828 int max_len;
829 char *name;
830 } opcodes_3d_1d[] = {
831 { 0x8e, 0, 3, 3, "3DSTATE_BUFFER_INFO" },
832 { 0x86, 0, 4, 4, "3DSTATE_CHROMA_KEY" },
833 { 0x9c, 0, 7, 7, "3DSTATE_CLEAR_PARAMETERS" },
834 { 0x88, 0, 2, 2, "3DSTATE_CONSTANT_BLEND_COLOR" },
835 { 0x99, 0, 2, 2, "3DSTATE_DEFAULT_DIFFUSE" },
836 { 0x9a, 0, 2, 2, "3DSTATE_DEFAULT_SPECULAR" },
837 { 0x98, 0, 2, 2, "3DSTATE_DEFAULT_Z" },
838 { 0x97, 0, 2, 2, "3DSTATE_DEPTH_OFFSET_SCALE" },
839 { 0x85, 0, 2, 2, "3DSTATE_DEST_BUFFER_VARIABLES" },
840 { 0x80, 0, 5, 5, "3DSTATE_DRAWING_RECTANGLE" },
841 { 0x9d, 0, 65, 65, "3DSTATE_FILTER_COEFFICIENTS_4X4" },
842 { 0x9e, 0, 4, 4, "3DSTATE_MONO_FILTER" },
843 { 0x89, 0, 4, 4, "3DSTATE_FOG_MODE" },
844 { 0x8f, 0, 2, 16, "3DSTATE_MAP_PALLETE_LOAD_32" },
845 { 0x81, 0, 3, 3, "3DSTATE_SCISSOR_RECTANGLE" },
846 { 0x83, 0, 2, 2, "3DSTATE_SPAN_STIPPLE" },
847 { 0x8c, 1, 2, 2, "3DSTATE_MAP_COORD_TRANSFORM_I830" },
848 { 0x8b, 1, 2, 2, "3DSTATE_MAP_VERTEX_TRANSFORM_I830" },
849 { 0x8d, 1, 3, 3, "3DSTATE_W_STATE_I830" },
850 { 0x01, 1, 2, 2, "3DSTATE_COLOR_FACTOR_I830" },
851 { 0x02, 1, 2, 2, "3DSTATE_MAP_COORD_SETBIND_I830" },
852 }, *opcode_3d_1d;
853
854 opcode = (data[0] & 0x00ff0000) >> 16;
855
856 switch (opcode) {
857 case 0x07:
858 /* This instruction is unusual. A 0 length means just 1 DWORD instead of
859 * 2. The 0 length is specified in one place to be unsupported, but
860 * stated to be required in another, and 0 length LOAD_INDIRECTs appear
861 * to cause no harm at least.
862 */
863 instr_out(data, hw_offset, 0, "3DSTATE_LOAD_INDIRECT\n");
864 len = (data[0] & 0x000000ff) + 1;
865 i = 1;
866 if (data[0] & (0x01 << 8)) {
867 if (i + 2 >= count)
868 BUFFER_FAIL(count, len, "3DSTATE_LOAD_INDIRECT");
869 instr_out(data, hw_offset, i++, "SIS.0\n");
870 instr_out(data, hw_offset, i++, "SIS.1\n");
871 }
872 if (data[0] & (0x02 << 8)) {
873 if (i + 1 >= count)
874 BUFFER_FAIL(count, len, "3DSTATE_LOAD_INDIRECT");
875 instr_out(data, hw_offset, i++, "DIS.0\n");
876 }
877 if (data[0] & (0x04 << 8)) {
878 if (i + 2 >= count)
879 BUFFER_FAIL(count, len, "3DSTATE_LOAD_INDIRECT");
880 instr_out(data, hw_offset, i++, "SSB.0\n");
881 instr_out(data, hw_offset, i++, "SSB.1\n");
882 }
883 if (data[0] & (0x08 << 8)) {
884 if (i + 2 >= count)
885 BUFFER_FAIL(count, len, "3DSTATE_LOAD_INDIRECT");
886 instr_out(data, hw_offset, i++, "MSB.0\n");
887 instr_out(data, hw_offset, i++, "MSB.1\n");
888 }
889 if (data[0] & (0x10 << 8)) {
890 if (i + 2 >= count)
891 BUFFER_FAIL(count, len, "3DSTATE_LOAD_INDIRECT");
892 instr_out(data, hw_offset, i++, "PSP.0\n");
893 instr_out(data, hw_offset, i++, "PSP.1\n");
894 }
895 if (data[0] & (0x20 << 8)) {
896 if (i + 2 >= count)
897 BUFFER_FAIL(count, len, "3DSTATE_LOAD_INDIRECT");
898 instr_out(data, hw_offset, i++, "PSC.0\n");
899 instr_out(data, hw_offset, i++, "PSC.1\n");
900 }
901 if (len != i) {
902 fprintf(out, "Bad count in 3DSTATE_LOAD_INDIRECT\n");
903 (*failures)++;
904 return len;
905 }
906 return len;
907 case 0x04:
908 instr_out(data, hw_offset, 0, "3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
909 len = (data[0] & 0x0000000f) + 2;
910 i = 1;
911 for (word = 0; word <= 8; word++) {
912 if (data[0] & (1 << (4 + word))) {
913 if (i >= count)
914 BUFFER_FAIL(count, len, "3DSTATE_LOAD_STATE_IMMEDIATE_1");
915
916 /* save vertex state for decode */
917 if (IS_9XX(devid)) {
918 if (word == 2) {
919 saved_s2_set = 1;
920 saved_s2 = data[i];
921 }
922 if (word == 4) {
923 saved_s4_set = 1;
924 saved_s4 = data[i];
925 }
926 }
927
928 instr_out(data, hw_offset, i++, "S%d\n", word);
929 }
930 }
931 if (len != i) {
932 fprintf(out, "Bad count in 3DSTATE_LOAD_STATE_IMMEDIATE_1\n");
933 (*failures)++;
934 }
935 return len;
936 case 0x03:
937 instr_out(data, hw_offset, 0, "3DSTATE_LOAD_STATE_IMMEDIATE_2\n");
938 len = (data[0] & 0x0000000f) + 2;
939 i = 1;
940 for (word = 6; word <= 14; word++) {
941 if (data[0] & (1 << word)) {
942 if (i >= count)
943 BUFFER_FAIL(count, len, "3DSTATE_LOAD_STATE_IMMEDIATE_2");
944
945 if (word == 6)
946 instr_out(data, hw_offset, i++, "TBCF\n");
947 else if (word >= 7 && word <= 10) {
948 instr_out(data, hw_offset, i++, "TB%dC\n", word - 7);
949 instr_out(data, hw_offset, i++, "TB%dA\n", word - 7);
950 } else if (word >= 11 && word <= 14) {
951 instr_out(data, hw_offset, i++, "TM%dS0\n", word - 11);
952 instr_out(data, hw_offset, i++, "TM%dS1\n", word - 11);
953 instr_out(data, hw_offset, i++, "TM%dS2\n", word - 11);
954 instr_out(data, hw_offset, i++, "TM%dS3\n", word - 11);
955 instr_out(data, hw_offset, i++, "TM%dS4\n", word - 11);
956 }
957 }
958 }
959 if (len != i) {
960 fprintf(out, "Bad count in 3DSTATE_LOAD_STATE_IMMEDIATE_2\n");
961 (*failures)++;
962 }
963 return len;
964 case 0x00:
965 instr_out(data, hw_offset, 0, "3DSTATE_MAP_STATE\n");
966 len = (data[0] & 0x0000003f) + 2;
967 instr_out(data, hw_offset, 1, "mask\n");
968
969 i = 2;
970 for (map = 0; map <= 15; map++) {
971 if (data[1] & (1 << map)) {
972 int width, height, pitch, dword;
973 const char *tiling;
974
975 if (i + 3 >= count)
976 BUFFER_FAIL(count, len, "3DSTATE_MAP_STATE");
977 instr_out(data, hw_offset, i++, "map %d MS2\n", map);
978
979 dword = data[i];
980 width = ((dword >> 10) & ((1 << 11) - 1))+1;
981 height = ((dword >> 21) & ((1 << 11) - 1))+1;
982
983 tiling = "none";
984 if (dword & (1 << 2))
985 tiling = "fenced";
986 else if (dword & (1 << 1))
987 tiling = dword & (1 << 0) ? "Y" : "X";
988 instr_out(data, hw_offset, i++, "map %d MS3 [width=%d, height=%d, tiling=%s]\n", map, width, height, tiling);
989
990 dword = data[i];
991 pitch = 4*(((dword >> 21) & ((1 << 11) - 1))+1);
992 instr_out(data, hw_offset, i++, "map %d MS4 [pitch=%d]\n", map, pitch);
993 }
994 }
995 if (len != i) {
996 fprintf(out, "Bad count in 3DSTATE_MAP_STATE\n");
997 (*failures)++;
998 return len;
999 }
1000 return len;
1001 case 0x06:
1002 instr_out(data, hw_offset, 0, "3DSTATE_PIXEL_SHADER_CONSTANTS\n");
1003 len = (data[0] & 0x000000ff) + 2;
1004
1005 i = 2;
1006 for (c = 0; c <= 31; c++) {
1007 if (data[1] & (1 << c)) {
1008 if (i + 4 >= count)
1009 BUFFER_FAIL(count, len, "3DSTATE_PIXEL_SHADER_CONSTANTS");
1010 instr_out(data, hw_offset, i, "C%d.X = %f\n",
1011 c, int_as_float(data[i]));
1012 i++;
1013 instr_out(data, hw_offset, i, "C%d.Y = %f\n",
1014 c, int_as_float(data[i]));
1015 i++;
1016 instr_out(data, hw_offset, i, "C%d.Z = %f\n",
1017 c, int_as_float(data[i]));
1018 i++;
1019 instr_out(data, hw_offset, i, "C%d.W = %f\n",
1020 c, int_as_float(data[i]));
1021 i++;
1022 }
1023 }
1024 if (len != i) {
1025 fprintf(out, "Bad count in 3DSTATE_PIXEL_SHADER_CONSTANTS\n");
1026 (*failures)++;
1027 }
1028 return len;
1029 case 0x05:
1030 instr_out(data, hw_offset, 0, "3DSTATE_PIXEL_SHADER_PROGRAM\n");
1031 len = (data[0] & 0x000000ff) + 2;
1032 if ((len - 1) % 3 != 0 || len > 370) {
1033 fprintf(out, "Bad count in 3DSTATE_PIXEL_SHADER_PROGRAM\n");
1034 (*failures)++;
1035 }
1036 i = 1;
1037 for (instr = 0; instr < (len - 1) / 3; instr++) {
1038 char instr_prefix[10];
1039
1040 if (i + 3 >= count)
1041 BUFFER_FAIL(count, len, "3DSTATE_PIXEL_SHADER_PROGRAM");
1042 util_snprintf(instr_prefix, sizeof(instr_prefix), "PS%03d", instr);
1043 i915_decode_instruction(data, hw_offset, i, instr_prefix);
1044 i += 3;
1045 }
1046 return len;
1047 case 0x01:
1048 if (!IS_9XX(devid))
1049 break;
1050 instr_out(data, hw_offset, 0, "3DSTATE_SAMPLER_STATE\n");
1051 instr_out(data, hw_offset, 1, "mask\n");
1052 len = (data[0] & 0x0000003f) + 2;
1053 i = 2;
1054 for (sampler = 0; sampler <= 15; sampler++) {
1055 if (data[1] & (1 << sampler)) {
1056 if (i + 3 >= count)
1057 BUFFER_FAIL(count, len, "3DSTATE_SAMPLER_STATE");
1058 instr_out(data, hw_offset, i++, "sampler %d SS2\n",
1059 sampler);
1060 instr_out(data, hw_offset, i++, "sampler %d SS3\n",
1061 sampler);
1062 instr_out(data, hw_offset, i++, "sampler %d SS4\n",
1063 sampler);
1064 }
1065 }
1066 if (len != i) {
1067 fprintf(out, "Bad count in 3DSTATE_SAMPLER_STATE\n");
1068 (*failures)++;
1069 }
1070 return len;
1071 case 0x85:
1072 len = (data[0] & 0x0000000f) + 2;
1073
1074 if (len != 2)
1075 fprintf(out, "Bad count in 3DSTATE_DEST_BUFFER_VARIABLES\n");
1076 if (count < 2)
1077 BUFFER_FAIL(count, len, "3DSTATE_DEST_BUFFER_VARIABLES");
1078
1079 instr_out(data, hw_offset, 0,
1080 "3DSTATE_DEST_BUFFER_VARIABLES\n");
1081
1082 switch ((data[1] >> 8) & 0xf) {
1083 case 0x0: format = "g8"; break;
1084 case 0x1: format = "x1r5g5b5"; break;
1085 case 0x2: format = "r5g6b5"; break;
1086 case 0x3: format = "a8r8g8b8"; break;
1087 case 0x4: format = "ycrcb_swapy"; break;
1088 case 0x5: format = "ycrcb_normal"; break;
1089 case 0x6: format = "ycrcb_swapuv"; break;
1090 case 0x7: format = "ycrcb_swapuvy"; break;
1091 case 0x8: format = "a4r4g4b4"; break;
1092 case 0x9: format = "a1r5g5b5"; break;
1093 case 0xa: format = "a2r10g10b10"; break;
1094 default: format = "BAD"; break;
1095 }
1096 instr_out(data, hw_offset, 1, "%s format, early Z %sabled\n",
1097 format,
1098 (data[1] & (1 << 31)) ? "en" : "dis");
1099 return len;
1100
1101 case 0x8e:
1102 {
1103 const char *name, *tiling;
1104
1105 len = (data[0] & 0x0000000f) + 2;
1106 if (len != 3)
1107 fprintf(out, "Bad count in 3DSTATE_BUFFER_INFO\n");
1108 if (count < 3)
1109 BUFFER_FAIL(count, len, "3DSTATE_BUFFER_INFO");
1110
1111 switch((data[1] >> 24) & 0x7) {
1112 case 0x3: name = "color"; break;
1113 case 0x7: name = "depth"; break;
1114 default: name = "unknown"; break;
1115 }
1116
1117 tiling = "none";
1118 if (data[1] & (1 << 23))
1119 tiling = "fenced";
1120 else if (data[1] & (1 << 22))
1121 tiling = data[1] & (1 << 21) ? "Y" : "X";
1122
1123 instr_out(data, hw_offset, 0, "3DSTATE_BUFFER_INFO\n");
1124 instr_out(data, hw_offset, 1, "%s, tiling = %s, pitch=%d\n", name, tiling, data[1]&0xffff);
1125
1126 instr_out(data, hw_offset, 2, "address\n");
1127 return len;
1128 }
1129 }
1130
1131 for (idx = 0; idx < Elements(opcodes_3d_1d); idx++)
1132 {
1133 opcode_3d_1d = &opcodes_3d_1d[idx];
1134 if (opcode_3d_1d->i830_only && IS_9XX(devid))
1135 continue;
1136
1137 if (((data[0] & 0x00ff0000) >> 16) == opcode_3d_1d->opcode) {
1138 len = 1;
1139
1140 instr_out(data, hw_offset, 0, "%s\n", opcode_3d_1d->name);
1141 if (opcode_3d_1d->max_len > 1) {
1142 len = (data[0] & 0x0000ffff) + 2;
1143 if (len < opcode_3d_1d->min_len ||
1144 len > opcode_3d_1d->max_len)
1145 {
1146 fprintf(out, "Bad count in %s\n",
1147 opcode_3d_1d->name);
1148 (*failures)++;
1149 }
1150 }
1151
1152 for (i = 1; i < len; i++) {
1153 if (i >= count)
1154 BUFFER_FAIL(count, len, opcode_3d_1d->name);
1155 instr_out(data, hw_offset, i, "dword %d\n", i);
1156 }
1157
1158 return len;
1159 }
1160 }
1161
1162 instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_1d opcode = 0x%x\n", opcode);
1163 (*failures)++;
1164 return 1;
1165 }
1166
1167 static int
1168 decode_3d_primitive(const uint32_t *data, int count, uint32_t hw_offset,
1169 int *failures)
1170 {
1171 char immediate = (data[0] & (1 << 23)) == 0;
1172 unsigned int len, i, ret;
1173 char *primtype;
1174 int original_s2 = saved_s2;
1175 int original_s4 = saved_s4;
1176
1177 switch ((data[0] >> 18) & 0xf) {
1178 case 0x0: primtype = "TRILIST"; break;
1179 case 0x1: primtype = "TRISTRIP"; break;
1180 case 0x2: primtype = "TRISTRIP_REVERSE"; break;
1181 case 0x3: primtype = "TRIFAN"; break;
1182 case 0x4: primtype = "POLYGON"; break;
1183 case 0x5: primtype = "LINELIST"; break;
1184 case 0x6: primtype = "LINESTRIP"; break;
1185 case 0x7: primtype = "RECTLIST"; break;
1186 case 0x8: primtype = "POINTLIST"; break;
1187 case 0x9: primtype = "DIB"; break;
1188 case 0xa: primtype = "CLEAR_RECT"; saved_s4 = 3 << 6; saved_s2 = ~0; break;
1189 default: primtype = "unknown"; break;
1190 }
1191
1192 /* XXX: 3DPRIM_DIB not supported */
1193 if (immediate) {
1194 len = (data[0] & 0x0003ffff) + 2;
1195 instr_out(data, hw_offset, 0, "3DPRIMITIVE inline %s\n", primtype);
1196 if (count < len)
1197 BUFFER_FAIL(count, len, "3DPRIMITIVE inline");
1198 if (!saved_s2_set || !saved_s4_set) {
1199 fprintf(out, "unknown vertex format\n");
1200 for (i = 1; i < len; i++) {
1201 instr_out(data, hw_offset, i,
1202 " vertex data (%f float)\n",
1203 int_as_float(data[i]));
1204 }
1205 } else {
1206 unsigned int vertex = 0;
1207 for (i = 1; i < len;) {
1208 unsigned int tc;
1209
1210 #define VERTEX_OUT(fmt, ...) do { \
1211 if (i < len) \
1212 instr_out(data, hw_offset, i, " V%d."fmt"\n", vertex, __VA_ARGS__); \
1213 else \
1214 fprintf(out, " missing data in V%d\n", vertex); \
1215 i++; \
1216 } while (0)
1217
1218 VERTEX_OUT("X = %f", int_as_float(data[i]));
1219 VERTEX_OUT("Y = %f", int_as_float(data[i]));
1220 switch (saved_s4 >> 6 & 0x7) {
1221 case 0x1:
1222 VERTEX_OUT("Z = %f", int_as_float(data[i]));
1223 break;
1224 case 0x2:
1225 VERTEX_OUT("Z = %f", int_as_float(data[i]));
1226 VERTEX_OUT("W = %f", int_as_float(data[i]));
1227 break;
1228 case 0x3:
1229 break;
1230 case 0x4:
1231 VERTEX_OUT("W = %f", int_as_float(data[i]));
1232 break;
1233 default:
1234 fprintf(out, "bad S4 position mask\n");
1235 }
1236
1237 if (saved_s4 & (1 << 10)) {
1238 VERTEX_OUT("color = (A=0x%02x, R=0x%02x, G=0x%02x, "
1239 "B=0x%02x)",
1240 data[i] >> 24,
1241 (data[i] >> 16) & 0xff,
1242 (data[i] >> 8) & 0xff,
1243 data[i] & 0xff);
1244 }
1245 if (saved_s4 & (1 << 11)) {
1246 VERTEX_OUT("spec = (A=0x%02x, R=0x%02x, G=0x%02x, "
1247 "B=0x%02x)",
1248 data[i] >> 24,
1249 (data[i] >> 16) & 0xff,
1250 (data[i] >> 8) & 0xff,
1251 data[i] & 0xff);
1252 }
1253 if (saved_s4 & (1 << 12))
1254 VERTEX_OUT("width = 0x%08x)", data[i]);
1255
1256 for (tc = 0; tc <= 7; tc++) {
1257 switch ((saved_s2 >> (tc * 4)) & 0xf) {
1258 case 0x0:
1259 VERTEX_OUT("T%d.X = %f", tc, int_as_float(data[i]));
1260 VERTEX_OUT("T%d.Y = %f", tc, int_as_float(data[i]));
1261 break;
1262 case 0x1:
1263 VERTEX_OUT("T%d.X = %f", tc, int_as_float(data[i]));
1264 VERTEX_OUT("T%d.Y = %f", tc, int_as_float(data[i]));
1265 VERTEX_OUT("T%d.Z = %f", tc, int_as_float(data[i]));
1266 break;
1267 case 0x2:
1268 VERTEX_OUT("T%d.X = %f", tc, int_as_float(data[i]));
1269 VERTEX_OUT("T%d.Y = %f", tc, int_as_float(data[i]));
1270 VERTEX_OUT("T%d.Z = %f", tc, int_as_float(data[i]));
1271 VERTEX_OUT("T%d.W = %f", tc, int_as_float(data[i]));
1272 break;
1273 case 0x3:
1274 VERTEX_OUT("T%d.X = %f", tc, int_as_float(data[i]));
1275 break;
1276 case 0x4:
1277 VERTEX_OUT("T%d.XY = 0x%08x half-float", tc, data[i]);
1278 break;
1279 case 0x5:
1280 VERTEX_OUT("T%d.XY = 0x%08x half-float", tc, data[i]);
1281 VERTEX_OUT("T%d.ZW = 0x%08x half-float", tc, data[i]);
1282 break;
1283 case 0xf:
1284 break;
1285 default:
1286 fprintf(out, "bad S2.T%d format\n", tc);
1287 }
1288 }
1289 vertex++;
1290 }
1291 }
1292
1293 ret = len;
1294 } else {
1295 /* indirect vertices */
1296 len = data[0] & 0x0000ffff; /* index count */
1297 if (data[0] & (1 << 17)) {
1298 /* random vertex access */
1299 if (count < (len + 1) / 2 + 1) {
1300 BUFFER_FAIL(count, (len + 1) / 2 + 1,
1301 "3DPRIMITIVE random indirect");
1302 }
1303 instr_out(data, hw_offset, 0,
1304 "3DPRIMITIVE random indirect %s (%d)\n", primtype, len);
1305 if (len == 0) {
1306 /* vertex indices continue until 0xffff is found */
1307 for (i = 1; i < count; i++) {
1308 if ((data[i] & 0xffff) == 0xffff) {
1309 instr_out(data, hw_offset, i,
1310 " indices: (terminator)\n");
1311 ret = i;
1312 goto out;
1313 } else if ((data[i] >> 16) == 0xffff) {
1314 instr_out(data, hw_offset, i,
1315 " indices: 0x%04x, "
1316 "(terminator)\n",
1317 data[i] & 0xffff);
1318 ret = i;
1319 goto out;
1320 } else {
1321 instr_out(data, hw_offset, i,
1322 " indices: 0x%04x, 0x%04x\n",
1323 data[i] & 0xffff, data[i] >> 16);
1324 }
1325 }
1326 fprintf(out,
1327 "3DPRIMITIVE: no terminator found in index buffer\n");
1328 (*failures)++;
1329 ret = count;
1330 goto out;
1331 } else {
1332 /* fixed size vertex index buffer */
1333 for (i = 0; i < len; i += 2) {
1334 if (i * 2 == len - 1) {
1335 instr_out(data, hw_offset, i,
1336 " indices: 0x%04x\n",
1337 data[i] & 0xffff);
1338 } else {
1339 instr_out(data, hw_offset, i,
1340 " indices: 0x%04x, 0x%04x\n",
1341 data[i] & 0xffff, data[i] >> 16);
1342 }
1343 }
1344 }
1345 ret = (len + 1) / 2 + 1;
1346 goto out;
1347 } else {
1348 /* sequential vertex access */
1349 if (count < 2)
1350 BUFFER_FAIL(count, 2, "3DPRIMITIVE seq indirect");
1351 instr_out(data, hw_offset, 0,
1352 "3DPRIMITIVE sequential indirect %s, %d starting from "
1353 "%d\n", primtype, len, data[1] & 0xffff);
1354 instr_out(data, hw_offset, 1, " start\n");
1355 ret = 2;
1356 goto out;
1357 }
1358 }
1359
1360 out:
1361 saved_s2 = original_s2;
1362 saved_s4 = original_s4;
1363 return ret;
1364 }
1365
1366 static int
1367 decode_3d(const uint32_t *data, int count, uint32_t hw_offset, uint32_t devid, int *failures)
1368 {
1369 uint32_t opcode;
1370 unsigned int idx;
1371
1372 struct {
1373 uint32_t opcode;
1374 int min_len;
1375 int max_len;
1376 char *name;
1377 } opcodes_3d[] = {
1378 { 0x06, 1, 1, "3DSTATE_ANTI_ALIASING" },
1379 { 0x08, 1, 1, "3DSTATE_BACKFACE_STENCIL_OPS" },
1380 { 0x09, 1, 1, "3DSTATE_BACKFACE_STENCIL_MASKS" },
1381 { 0x16, 1, 1, "3DSTATE_COORD_SET_BINDINGS" },
1382 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
1383 { 0x0b, 1, 1, "3DSTATE_INDEPENDENT_ALPHA_BLEND" },
1384 { 0x0d, 1, 1, "3DSTATE_MODES_4" },
1385 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
1386 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES" },
1387 }, *opcode_3d;
1388
1389 opcode = (data[0] & 0x1f000000) >> 24;
1390
1391 switch (opcode) {
1392 case 0x1f:
1393 return decode_3d_primitive(data, count, hw_offset, failures);
1394 case 0x1d:
1395 return decode_3d_1d(data, count, hw_offset, devid, failures);
1396 case 0x1c:
1397 return decode_3d_1c(data, count, hw_offset, failures);
1398 }
1399
1400 for (idx = 0; idx < Elements(opcodes_3d); idx++) {
1401 opcode_3d = &opcodes_3d[idx];
1402 if (opcode == opcode_3d->opcode) {
1403 unsigned int len = 1, i;
1404
1405 instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
1406 if (opcode_3d->max_len > 1) {
1407 len = (data[0] & 0xff) + 2;
1408 if (len < opcode_3d->min_len ||
1409 len > opcode_3d->max_len)
1410 {
1411 fprintf(out, "Bad count in %s\n", opcode_3d->name);
1412 }
1413 }
1414
1415 for (i = 1; i < len; i++) {
1416 if (i >= count)
1417 BUFFER_FAIL(count, len, opcode_3d->name);
1418 instr_out(data, hw_offset, i, "dword %d\n", i);
1419 }
1420 return len;
1421 }
1422 }
1423
1424 instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d opcode = 0x%x\n", opcode);
1425 (*failures)++;
1426 return 1;
1427 }
1428
1429 static const char *
1430 get_965_surfacetype(unsigned int surfacetype)
1431 {
1432 switch (surfacetype) {
1433 case 0: return "1D";
1434 case 1: return "2D";
1435 case 2: return "3D";
1436 case 3: return "CUBE";
1437 case 4: return "BUFFER";
1438 case 7: return "NULL";
1439 default: return "unknown";
1440 }
1441 }
1442
1443 static const char *
1444 get_965_depthformat(unsigned int depthformat)
1445 {
1446 switch (depthformat) {
1447 case 0: return "s8_z24float";
1448 case 1: return "z32float";
1449 case 2: return "z24s8";
1450 case 5: return "z16";
1451 default: return "unknown";
1452 }
1453 }
1454
1455 static const char *
1456 get_965_element_component(uint32_t data, int component)
1457 {
1458 uint32_t component_control = (data >> (16 + (3 - component) * 4)) & 0x7;
1459
1460 switch (component_control) {
1461 case 0:
1462 return "nostore";
1463 case 1:
1464 switch (component) {
1465 case 0: return "X";
1466 case 1: return "Y";
1467 case 2: return "Z";
1468 case 3: return "W";
1469 default: return "fail";
1470 }
1471 case 2:
1472 return "0.0";
1473 case 3:
1474 return "1.0";
1475 case 4:
1476 return "0x1";
1477 case 5:
1478 return "VID";
1479 default:
1480 return "fail";
1481 }
1482 }
1483
1484 static const char *
1485 get_965_prim_type(uint32_t data)
1486 {
1487 uint32_t primtype = (data >> 10) & 0x1f;
1488
1489 switch (primtype) {
1490 case 0x01: return "point list";
1491 case 0x02: return "line list";
1492 case 0x03: return "line strip";
1493 case 0x04: return "tri list";
1494 case 0x05: return "tri strip";
1495 case 0x06: return "tri fan";
1496 case 0x07: return "quad list";
1497 case 0x08: return "quad strip";
1498 case 0x09: return "line list adj";
1499 case 0x0a: return "line strip adj";
1500 case 0x0b: return "tri list adj";
1501 case 0x0c: return "tri strip adj";
1502 case 0x0d: return "tri strip reverse";
1503 case 0x0e: return "polygon";
1504 case 0x0f: return "rect list";
1505 case 0x10: return "line loop";
1506 case 0x11: return "point list bf";
1507 case 0x12: return "line strip cont";
1508 case 0x13: return "line strip bf";
1509 case 0x14: return "line strip cont bf";
1510 case 0x15: return "tri fan no stipple";
1511 default: return "fail";
1512 }
1513 }
1514 static int
1515 i965_decode_urb_fence(const uint32_t *data, uint32_t hw_offset, int len, int count,
1516 int *failures)
1517 {
1518 uint32_t vs_fence, clip_fence, gs_fence, sf_fence, vfe_fence, cs_fence;
1519
1520 if (len != 3)
1521 fprintf(out, "Bad count in URB_FENCE\n");
1522 if (count < 3)
1523 BUFFER_FAIL(count, len, "URB_FENCE");
1524
1525 vs_fence = data[1] & 0x3ff;
1526 gs_fence = (data[1] >> 10) & 0x3ff;
1527 clip_fence = (data[1] >> 20) & 0x3ff;
1528 sf_fence = data[2] & 0x3ff;
1529 vfe_fence = (data[2] >> 10) & 0x3ff;
1530 cs_fence = (data[2] >> 20) & 0x7ff;
1531
1532 instr_out(data, hw_offset, 0, "URB_FENCE: %s%s%s%s%s%s\n",
1533 (data[0] >> 13) & 1 ? "cs " : "",
1534 (data[0] >> 12) & 1 ? "vfe " : "",
1535 (data[0] >> 11) & 1 ? "sf " : "",
1536 (data[0] >> 10) & 1 ? "clip " : "",
1537 (data[0] >> 9) & 1 ? "gs " : "",
1538 (data[0] >> 8) & 1 ? "vs " : "");
1539 instr_out(data, hw_offset, 1,
1540 "vs fence: %d, clip_fence: %d, gs_fence: %d\n",
1541 vs_fence, clip_fence, gs_fence);
1542 instr_out(data, hw_offset, 2,
1543 "sf fence: %d, vfe_fence: %d, cs_fence: %d\n",
1544 sf_fence, vfe_fence, cs_fence);
1545 if (gs_fence < vs_fence)
1546 fprintf(out, "gs fence < vs fence!\n");
1547 if (clip_fence < gs_fence)
1548 fprintf(out, "clip fence < gs fence!\n");
1549 if (sf_fence < clip_fence)
1550 fprintf(out, "sf fence < clip fence!\n");
1551 if (cs_fence < sf_fence)
1552 fprintf(out, "cs fence < sf fence!\n");
1553
1554 return len;
1555 }
1556
1557 static void
1558 state_base_out(const uint32_t *data, uint32_t hw_offset, unsigned int index,
1559 char *name)
1560 {
1561 if (data[index] & 1) {
1562 instr_out(data, hw_offset, index, "%s state base address 0x%08x\n",
1563 name, data[index] & ~1);
1564 } else {
1565 instr_out(data, hw_offset, index, "%s state base not updated\n",
1566 name);
1567 }
1568 }
1569
1570 static void
1571 state_max_out(const uint32_t *data, uint32_t hw_offset, unsigned int index,
1572 char *name)
1573 {
1574 if (data[index] & 1) {
1575 if (data[index] == 1) {
1576 instr_out(data, hw_offset, index,
1577 "%s state upper bound disabled\n", name);
1578 } else {
1579 instr_out(data, hw_offset, index, "%s state upper bound 0x%08x\n",
1580 name, data[index] & ~1);
1581 }
1582 } else {
1583 instr_out(data, hw_offset, index, "%s state upper bound not updated\n",
1584 name);
1585 }
1586 }
1587
1588 static int
1589 decode_3d_965(const uint32_t *data, int count, uint32_t hw_offset, uint32_t devid, int *failures)
1590 {
1591 uint32_t opcode;
1592 unsigned int idx, len;
1593 int i, sba_len;
1594 char *desc1 = NULL;
1595
1596 struct {
1597 uint32_t opcode;
1598 int min_len;
1599 int max_len;
1600 char *name;
1601 } opcodes_3d[] = {
1602 { 0x6000, 3, 3, "URB_FENCE" },
1603 { 0x6001, 2, 2, "CS_URB_STATE" },
1604 { 0x6002, 2, 2, "CONSTANT_BUFFER" },
1605 { 0x6101, 6, 6, "STATE_BASE_ADDRESS" },
1606 { 0x6102, 2, 2 , "STATE_SIP" },
1607 { 0x6104, 1, 1, "3DSTATE_PIPELINE_SELECT" },
1608 { 0x680b, 1, 1, "3DSTATE_VF_STATISTICS" },
1609 { 0x6904, 1, 1, "3DSTATE_PIPELINE_SELECT" },
1610 { 0x7800, 7, 7, "3DSTATE_PIPELINED_POINTERS" },
1611 { 0x7801, 6, 6, "3DSTATE_BINDING_TABLE_POINTERS" },
1612 { 0x780b, 1, 1, "3DSTATE_VF_STATISTICS" },
1613 { 0x7808, 5, 257, "3DSTATE_VERTEX_BUFFERS" },
1614 { 0x7809, 3, 256, "3DSTATE_VERTEX_ELEMENTS" },
1615 { 0x780a, 3, 3, "3DSTATE_INDEX_BUFFER" },
1616 { 0x7900, 4, 4, "3DSTATE_DRAWING_RECTANGLE" },
1617 { 0x7901, 5, 5, "3DSTATE_CONSTANT_COLOR" },
1618 { 0x7905, 5, 7, "3DSTATE_DEPTH_BUFFER" },
1619 { 0x7906, 2, 2, "3DSTATE_POLY_STIPPLE_OFFSET" },
1620 { 0x7907, 33, 33, "3DSTATE_POLY_STIPPLE_PATTERN" },
1621 { 0x7908, 3, 3, "3DSTATE_LINE_STIPPLE" },
1622 { 0x7909, 2, 2, "3DSTATE_GLOBAL_DEPTH_OFFSET_CLAMP" },
1623 { 0x7909, 2, 2, "3DSTATE_CLEAR_PARAMS" },
1624 { 0x790a, 3, 3, "3DSTATE_AA_LINE_PARAMETERS" },
1625 { 0x790b, 4, 4, "3DSTATE_GS_SVB_INDEX" },
1626 { 0x790d, 3, 3, "3DSTATE_MULTISAMPLE" },
1627 { 0x7b00, 6, 6, "3DPRIMITIVE" },
1628 { 0x7802, 4, 4, "3DSTATE_SAMPLER_STATE_POINTERS" },
1629 { 0x7805, 3, 3, "3DSTATE_URB" },
1630 { 0x780e, 4, 4, "3DSTATE_CC_STATE_POINTERS" },
1631 { 0x7810, 6, 6, "3DSTATE_VS_STATE" },
1632 { 0x7811, 7, 7, "3DSTATE_GS_STATE" },
1633 { 0x7812, 4, 4, "3DSTATE_CLIP_STATE" },
1634 { 0x7813, 20, 20, "3DSTATE_SF_STATE" },
1635 { 0x7814, 9, 9, "3DSTATE_WM_STATE" },
1636 { 0x7812, 4, 4, "3DSTATE_CLIP_STATE" },
1637 { 0x7815, 5, 5, "3DSTATE_CONSTANT_VS_STATE" },
1638 { 0x7816, 5, 5, "3DSTATE_CONSTANT_GS_STATE" },
1639 { 0x7817, 5, 5, "3DSTATE_CONSTANT_PS_STATE" },
1640 { 0x7818, 2, 2, "3DSTATE_SAMPLE_MASK" },
1641 }, *opcode_3d;
1642
1643 len = (data[0] & 0x0000ffff) + 2;
1644
1645 opcode = (data[0] & 0xffff0000) >> 16;
1646 switch (opcode) {
1647 case 0x6000:
1648 len = (data[0] & 0x000000ff) + 2;
1649 return i965_decode_urb_fence(data, hw_offset, len, count, failures);
1650 case 0x6001:
1651 instr_out(data, hw_offset, 0, "CS_URB_STATE\n");
1652 instr_out(data, hw_offset, 1, "entry_size: %d [%d bytes], n_entries: %d\n",
1653 (data[1] >> 4) & 0x1f,
1654 (((data[1] >> 4) & 0x1f) + 1) * 64,
1655 data[1] & 0x7);
1656 return len;
1657 case 0x6002:
1658 len = (data[0] & 0x000000ff) + 2;
1659 instr_out(data, hw_offset, 0, "CONSTANT_BUFFER: %s\n",
1660 (data[0] >> 8) & 1 ? "valid" : "invalid");
1661 instr_out(data, hw_offset, 1, "offset: 0x%08x, length: %d bytes\n",
1662 data[1] & ~0x3f, ((data[1] & 0x3f) + 1) * 64);
1663 return len;
1664 case 0x6101:
1665 if (IS_GEN6(devid))
1666 sba_len = 10;
1667 else if (IS_IRONLAKE(devid))
1668 sba_len = 8;
1669 else
1670 sba_len = 6;
1671 if (len != sba_len)
1672 fprintf(out, "Bad count in STATE_BASE_ADDRESS\n");
1673 if (len != sba_len)
1674 BUFFER_FAIL(count, len, "STATE_BASE_ADDRESS");
1675
1676 i = 0;
1677 instr_out(data, hw_offset, 0,
1678 "STATE_BASE_ADDRESS\n");
1679 i++;
1680
1681 state_base_out(data, hw_offset, i++, "general");
1682 state_base_out(data, hw_offset, i++, "surface");
1683 if (IS_GEN6(devid))
1684 state_base_out(data, hw_offset, i++, "dynamic");
1685 state_base_out(data, hw_offset, i++, "indirect");
1686 if (IS_IRONLAKE(devid) || IS_GEN6(devid))
1687 state_base_out(data, hw_offset, i++, "instruction");
1688
1689 state_max_out(data, hw_offset, i++, "general");
1690 if (IS_GEN6(devid))
1691 state_max_out(data, hw_offset, i++, "dynamic");
1692 state_max_out(data, hw_offset, i++, "indirect");
1693 if (IS_IRONLAKE(devid) || IS_GEN6(devid))
1694 state_max_out(data, hw_offset, i++, "instruction");
1695
1696 return len;
1697 case 0x7800:
1698 if (len != 7)
1699 fprintf(out, "Bad count in 3DSTATE_PIPELINED_POINTERS\n");
1700 if (count < 7)
1701 BUFFER_FAIL(count, len, "3DSTATE_PIPELINED_POINTERS");
1702
1703 instr_out(data, hw_offset, 0,
1704 "3DSTATE_PIPELINED_POINTERS\n");
1705 instr_out(data, hw_offset, 1, "VS state\n");
1706 instr_out(data, hw_offset, 2, "GS state\n");
1707 instr_out(data, hw_offset, 3, "Clip state\n");
1708 instr_out(data, hw_offset, 4, "SF state\n");
1709 instr_out(data, hw_offset, 5, "WM state\n");
1710 instr_out(data, hw_offset, 6, "CC state\n");
1711 return len;
1712 case 0x7801:
1713 len = (data[0] & 0x000000ff) + 2;
1714 if (len != 6 && len != 4)
1715 fprintf(out, "Bad count in 3DSTATE_BINDING_TABLE_POINTERS\n");
1716 if (len == 6) {
1717 if (count < 6)
1718 BUFFER_FAIL(count, len, "3DSTATE_BINDING_TABLE_POINTERS");
1719 instr_out(data, hw_offset, 0,
1720 "3DSTATE_BINDING_TABLE_POINTERS\n");
1721 instr_out(data, hw_offset, 1, "VS binding table\n");
1722 instr_out(data, hw_offset, 2, "GS binding table\n");
1723 instr_out(data, hw_offset, 3, "Clip binding table\n");
1724 instr_out(data, hw_offset, 4, "SF binding table\n");
1725 instr_out(data, hw_offset, 5, "WM binding table\n");
1726 } else {
1727 if (count < 4)
1728 BUFFER_FAIL(count, len, "3DSTATE_BINDING_TABLE_POINTERS");
1729
1730 instr_out(data, hw_offset, 0,
1731 "3DSTATE_BINDING_TABLE_POINTERS: VS mod %d, "
1732 "GS mod %d, PS mod %d\n",
1733 (data[0] & (1 << 8)) != 0,
1734 (data[0] & (1 << 9)) != 0,
1735 (data[0] & (1 << 10)) != 0);
1736 instr_out(data, hw_offset, 1, "VS binding table\n");
1737 instr_out(data, hw_offset, 2, "GS binding table\n");
1738 instr_out(data, hw_offset, 3, "WM binding table\n");
1739 }
1740
1741 return len;
1742
1743 case 0x7808:
1744 len = (data[0] & 0xff) + 2;
1745 if ((len - 1) % 4 != 0)
1746 fprintf(out, "Bad count in 3DSTATE_VERTEX_BUFFERS\n");
1747 if (count < len)
1748 BUFFER_FAIL(count, len, "3DSTATE_VERTEX_BUFFERS");
1749 instr_out(data, hw_offset, 0, "3DSTATE_VERTEX_BUFFERS\n");
1750
1751 for (i = 1; i < len;) {
1752 instr_out(data, hw_offset, i, "buffer %d: %s, pitch %db\n",
1753 data[i] >> 27,
1754 data[i] & (1 << 26) ? "random" : "sequential",
1755 data[i] & 0x07ff);
1756 i++;
1757 instr_out(data, hw_offset, i++, "buffer address\n");
1758 instr_out(data, hw_offset, i++, "max index\n");
1759 instr_out(data, hw_offset, i++, "mbz\n");
1760 }
1761 return len;
1762
1763 case 0x7809:
1764 len = (data[0] & 0xff) + 2;
1765 if ((len + 1) % 2 != 0)
1766 fprintf(out, "Bad count in 3DSTATE_VERTEX_ELEMENTS\n");
1767 if (count < len)
1768 BUFFER_FAIL(count, len, "3DSTATE_VERTEX_ELEMENTS");
1769 instr_out(data, hw_offset, 0, "3DSTATE_VERTEX_ELEMENTS\n");
1770
1771 for (i = 1; i < len;) {
1772 instr_out(data, hw_offset, i, "buffer %d: %svalid, type 0x%04x, "
1773 "src offset 0x%04x bytes\n",
1774 data[i] >> 27,
1775 data[i] & (1 << 26) ? "" : "in",
1776 (data[i] >> 16) & 0x1ff,
1777 data[i] & 0x07ff);
1778 i++;
1779 instr_out(data, hw_offset, i, "(%s, %s, %s, %s), "
1780 "dst offset 0x%02x bytes\n",
1781 get_965_element_component(data[i], 0),
1782 get_965_element_component(data[i], 1),
1783 get_965_element_component(data[i], 2),
1784 get_965_element_component(data[i], 3),
1785 (data[i] & 0xff) * 4);
1786 i++;
1787 }
1788 return len;
1789
1790 case 0x780d:
1791 len = (data[0] & 0xff) + 2;
1792 if (len != 4)
1793 fprintf(out, "Bad count in 3DSTATE_VIEWPORT_STATE_POINTERS\n");
1794 if (count < len)
1795 BUFFER_FAIL(count, len, "3DSTATE_VIEWPORT_STATE_POINTERS");
1796 instr_out(data, hw_offset, 0, "3DSTATE_VIEWPORT_STATE_POINTERS\n");
1797 instr_out(data, hw_offset, 1, "clip\n");
1798 instr_out(data, hw_offset, 2, "sf\n");
1799 instr_out(data, hw_offset, 3, "cc\n");
1800 return len;
1801
1802 case 0x780a:
1803 len = (data[0] & 0xff) + 2;
1804 if (len != 3)
1805 fprintf(out, "Bad count in 3DSTATE_INDEX_BUFFER\n");
1806 if (count < len)
1807 BUFFER_FAIL(count, len, "3DSTATE_INDEX_BUFFER");
1808 instr_out(data, hw_offset, 0, "3DSTATE_INDEX_BUFFER\n");
1809 instr_out(data, hw_offset, 1, "beginning buffer address\n");
1810 instr_out(data, hw_offset, 2, "ending buffer address\n");
1811 return len;
1812
1813 case 0x7900:
1814 if (len != 4)
1815 fprintf(out, "Bad count in 3DSTATE_DRAWING_RECTANGLE\n");
1816 if (count < 4)
1817 BUFFER_FAIL(count, len, "3DSTATE_DRAWING_RECTANGLE");
1818
1819 instr_out(data, hw_offset, 0,
1820 "3DSTATE_DRAWING_RECTANGLE\n");
1821 instr_out(data, hw_offset, 1, "top left: %d,%d\n",
1822 data[1] & 0xffff,
1823 (data[1] >> 16) & 0xffff);
1824 instr_out(data, hw_offset, 2, "bottom right: %d,%d\n",
1825 data[2] & 0xffff,
1826 (data[2] >> 16) & 0xffff);
1827 instr_out(data, hw_offset, 3, "origin: %d,%d\n",
1828 (int)data[3] & 0xffff,
1829 ((int)data[3] >> 16) & 0xffff);
1830
1831 return len;
1832
1833 case 0x7905:
1834 if (len < 5 || len > 7)
1835 fprintf(out, "Bad count in 3DSTATE_DEPTH_BUFFER\n");
1836 if (count < len)
1837 BUFFER_FAIL(count, len, "3DSTATE_DEPTH_BUFFER");
1838
1839 instr_out(data, hw_offset, 0,
1840 "3DSTATE_DEPTH_BUFFER\n");
1841 instr_out(data, hw_offset, 1, "%s, %s, pitch = %d bytes, %stiled\n",
1842 get_965_surfacetype(data[1] >> 29),
1843 get_965_depthformat((data[1] >> 18) & 0x7),
1844 (data[1] & 0x0001ffff) + 1,
1845 data[1] & (1 << 27) ? "" : "not ");
1846 instr_out(data, hw_offset, 2, "depth offset\n");
1847 instr_out(data, hw_offset, 3, "%dx%d\n",
1848 ((data[3] & 0x0007ffc0) >> 6) + 1,
1849 ((data[3] & 0xfff80000) >> 19) + 1);
1850 instr_out(data, hw_offset, 4, "volume depth\n");
1851 if (len >= 6)
1852 instr_out(data, hw_offset, 5, "\n");
1853 if (len >= 7)
1854 instr_out(data, hw_offset, 6, "render target view extent\n");
1855
1856 return len;
1857
1858 case 0x7a00:
1859 len = (data[0] & 0xff) + 2;
1860 if (len != 4)
1861 fprintf(out, "Bad count in PIPE_CONTROL\n");
1862 if (count < len)
1863 BUFFER_FAIL(count, len, "PIPE_CONTROL");
1864
1865 switch ((data[0] >> 14) & 0x3) {
1866 case 0: desc1 = "no write"; break;
1867 case 1: desc1 = "qword write"; break;
1868 case 2: desc1 = "PS_DEPTH_COUNT write"; break;
1869 case 3: desc1 = "TIMESTAMP write"; break;
1870 }
1871 instr_out(data, hw_offset, 0,
1872 "PIPE_CONTROL: %s, %sdepth stall, %sRC write flush, "
1873 "%sinst flush\n",
1874 desc1,
1875 data[0] & (1 << 13) ? "" : "no ",
1876 data[0] & (1 << 12) ? "" : "no ",
1877 data[0] & (1 << 11) ? "" : "no ");
1878 instr_out(data, hw_offset, 1, "destination address\n");
1879 instr_out(data, hw_offset, 2, "immediate dword low\n");
1880 instr_out(data, hw_offset, 3, "immediate dword high\n");
1881 return len;
1882
1883 case 0x7b00:
1884 len = (data[0] & 0xff) + 2;
1885 if (len != 6)
1886 fprintf(out, "Bad count in 3DPRIMITIVE\n");
1887 if (count < len)
1888 BUFFER_FAIL(count, len, "3DPRIMITIVE");
1889
1890 instr_out(data, hw_offset, 0,
1891 "3DPRIMITIVE: %s %s\n",
1892 get_965_prim_type(data[0]),
1893 (data[0] & (1 << 15)) ? "random" : "sequential");
1894 instr_out(data, hw_offset, 1, "vertex count\n");
1895 instr_out(data, hw_offset, 2, "start vertex\n");
1896 instr_out(data, hw_offset, 3, "instance count\n");
1897 instr_out(data, hw_offset, 4, "start instance\n");
1898 instr_out(data, hw_offset, 5, "index bias\n");
1899 return len;
1900 }
1901
1902 for (idx = 0; idx < Elements(opcodes_3d); idx++) {
1903 opcode_3d = &opcodes_3d[idx];
1904 if ((data[0] & 0xffff0000) >> 16 == opcode_3d->opcode) {
1905 unsigned int i;
1906 len = 1;
1907
1908 instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
1909 if (opcode_3d->max_len > 1) {
1910 len = (data[0] & 0xff) + 2;
1911 if (len < opcode_3d->min_len ||
1912 len > opcode_3d->max_len)
1913 {
1914 fprintf(out, "Bad count in %s\n", opcode_3d->name);
1915 }
1916 }
1917
1918 for (i = 1; i < len; i++) {
1919 if (i >= count)
1920 BUFFER_FAIL(count, len, opcode_3d->name);
1921 instr_out(data, hw_offset, i, "dword %d\n", i);
1922 }
1923 return len;
1924 }
1925 }
1926
1927 instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_965 opcode = 0x%x\n", opcode);
1928 (*failures)++;
1929 return 1;
1930 }
1931
1932 static int
1933 decode_3d_i830(const uint32_t *data, int count, uint32_t hw_offset, uint32_t devid, int *failures)
1934 {
1935 unsigned int idx;
1936 uint32_t opcode;
1937
1938 struct {
1939 uint32_t opcode;
1940 int min_len;
1941 int max_len;
1942 char *name;
1943 } opcodes_3d[] = {
1944 { 0x02, 1, 1, "3DSTATE_MODES_3" },
1945 { 0x03, 1, 1, "3DSTATE_ENABLES_1"},
1946 { 0x04, 1, 1, "3DSTATE_ENABLES_2"},
1947 { 0x05, 1, 1, "3DSTATE_VFT0"},
1948 { 0x06, 1, 1, "3DSTATE_AA"},
1949 { 0x07, 1, 1, "3DSTATE_RASTERIZATION_RULES" },
1950 { 0x08, 1, 1, "3DSTATE_MODES_1" },
1951 { 0x09, 1, 1, "3DSTATE_STENCIL_TEST" },
1952 { 0x0a, 1, 1, "3DSTATE_VFT1"},
1953 { 0x0b, 1, 1, "3DSTATE_INDPT_ALPHA_BLEND" },
1954 { 0x0c, 1, 1, "3DSTATE_MODES_5" },
1955 { 0x0d, 1, 1, "3DSTATE_MAP_BLEND_OP" },
1956 { 0x0e, 1, 1, "3DSTATE_MAP_BLEND_ARG" },
1957 { 0x0f, 1, 1, "3DSTATE_MODES_2" },
1958 { 0x15, 1, 1, "3DSTATE_FOG_COLOR" },
1959 { 0x16, 1, 1, "3DSTATE_MODES_4" },
1960 }, *opcode_3d;
1961
1962 opcode = (data[0] & 0x1f000000) >> 24;
1963
1964 switch (opcode) {
1965 case 0x1f:
1966 return decode_3d_primitive(data, count, hw_offset, failures);
1967 case 0x1d:
1968 return decode_3d_1d(data, count, hw_offset, devid, failures);
1969 case 0x1c:
1970 return decode_3d_1c(data, count, hw_offset, failures);
1971 }
1972
1973 for (idx = 0; idx < Elements(opcodes_3d); idx++) {
1974 opcode_3d = &opcodes_3d[idx];
1975 if ((data[0] & 0x1f000000) >> 24 == opcode_3d->opcode) {
1976 unsigned int len = 1, i;
1977
1978 instr_out(data, hw_offset, 0, "%s\n", opcode_3d->name);
1979 if (opcode_3d->max_len > 1) {
1980 len = (data[0] & 0xff) + 2;
1981 if (len < opcode_3d->min_len ||
1982 len > opcode_3d->max_len)
1983 {
1984 fprintf(out, "Bad count in %s\n", opcode_3d->name);
1985 }
1986 }
1987
1988 for (i = 1; i < len; i++) {
1989 if (i >= count)
1990 BUFFER_FAIL(count, len, opcode_3d->name);
1991 instr_out(data, hw_offset, i, "dword %d\n", i);
1992 }
1993 return len;
1994 }
1995 }
1996
1997 instr_out(data, hw_offset, 0, "3D UNKNOWN: 3d_i830 opcode = 0x%x\n", opcode);
1998 (*failures)++;
1999 return 1;
2000 }
2001
2002 /**
2003 * Decodes an i830-i915 batch buffer, writing the output to stdout.
2004 *
2005 * \param data batch buffer contents
2006 * \param count number of DWORDs to decode in the batch buffer
2007 * \param hw_offset hardware address for the buffer
2008 */
2009 int
2010 intel_decode(const uint32_t *data, int count,
2011 uint32_t hw_offset,
2012 uint32_t devid,
2013 uint32_t ignore_end_of_batchbuffer)
2014 {
2015 int ret;
2016 int index = 0;
2017 int failures = 0;
2018
2019 out = stderr;
2020
2021 while (index < count) {
2022 switch ((data[index] & 0xe0000000) >> 29) {
2023 case 0x0:
2024 ret = decode_mi(data + index, count - index,
2025 hw_offset + index * 4, &failures);
2026
2027 /* If MI_BATCHBUFFER_END happened, then dump the rest of the
2028 * output in case we some day want it in debugging, but don't
2029 * decode it since it'll just confuse in the common case.
2030 */
2031 if (ret == -1) {
2032 if (ignore_end_of_batchbuffer) {
2033 index++;
2034 } else {
2035 for (index = index + 1; index < count; index++) {
2036 instr_out(data, hw_offset, index, "\n");
2037 }
2038 }
2039 } else
2040 index += ret;
2041 break;
2042 case 0x2:
2043 index += decode_2d(data + index, count - index,
2044 hw_offset + index * 4, &failures);
2045 break;
2046 case 0x3:
2047 if (IS_965(devid)) {
2048 index += decode_3d_965(data + index, count - index,
2049 hw_offset + index * 4,
2050 devid, &failures);
2051 } else if (IS_9XX(devid)) {
2052 index += decode_3d(data + index, count - index,
2053 hw_offset + index * 4,
2054 devid, &failures);
2055 } else {
2056 index += decode_3d_i830(data + index, count - index,
2057 hw_offset + index * 4,
2058 devid, &failures);
2059 }
2060 break;
2061 default:
2062 instr_out(data, hw_offset, index, "UNKNOWN\n");
2063 failures++;
2064 index++;
2065 break;
2066 }
2067 fflush(out);
2068 }
2069
2070 return failures;
2071 }
2072
2073 void intel_decode_context_reset(void)
2074 {
2075 saved_s2_set = 0;
2076 saved_s4_set = 1;
2077 }
2078