2 * Copyright © 2017 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
24 #include "common/gen_decoder.h"
25 #include "gen_disasm.h"
30 gen_batch_decode_ctx_init(struct gen_batch_decode_ctx
*ctx
,
31 const struct gen_device_info
*devinfo
,
32 FILE *fp
, enum gen_batch_decode_flags flags
,
34 struct gen_batch_decode_bo (*get_bo
)(void *,
36 unsigned (*get_state_size
)(void *, uint32_t),
39 memset(ctx
, 0, sizeof(*ctx
));
42 ctx
->get_state_size
= get_state_size
;
43 ctx
->user_data
= user_data
;
46 ctx
->max_vbo_decoded_lines
= -1; /* No limit! */
49 ctx
->spec
= gen_spec_load(devinfo
);
51 ctx
->spec
= gen_spec_load_from_path(devinfo
, xml_path
);
52 ctx
->disasm
= gen_disasm_create(devinfo
);
56 gen_batch_decode_ctx_finish(struct gen_batch_decode_ctx
*ctx
)
58 gen_spec_destroy(ctx
->spec
);
59 gen_disasm_destroy(ctx
->disasm
);
63 #define RED_COLOR CSI "31m"
64 #define BLUE_HEADER CSI "0;44m"
65 #define GREEN_HEADER CSI "1;42m"
66 #define NORMAL CSI "0m"
68 #define ARRAY_LENGTH(a) (sizeof (a) / sizeof (a)[0])
71 ctx_print_group(struct gen_batch_decode_ctx
*ctx
,
72 struct gen_group
*group
,
73 uint64_t address
, const void *map
)
75 gen_print_group(ctx
->fp
, group
, address
, map
, 0,
76 (ctx
->flags
& GEN_BATCH_DECODE_IN_COLOR
) != 0);
79 static struct gen_batch_decode_bo
80 ctx_get_bo(struct gen_batch_decode_ctx
*ctx
, uint64_t addr
)
82 if (gen_spec_get_gen(ctx
->spec
) >= gen_make_gen(8,0)) {
83 /* On Broadwell and above, we have 48-bit addresses which consume two
84 * dwords. Some packets require that these get stored in a "canonical
85 * form" which means that bit 47 is sign-extended through the upper
86 * bits. In order to correctly handle those aub dumps, we need to mask
87 * off the top 16 bits.
89 addr
&= (~0ull >> 16);
92 struct gen_batch_decode_bo bo
= ctx
->get_bo(ctx
->user_data
, addr
);
94 if (gen_spec_get_gen(ctx
->spec
) >= gen_make_gen(8,0))
95 bo
.addr
&= (~0ull >> 16);
97 /* We may actually have an offset into the bo */
99 assert(bo
.addr
<= addr
);
100 uint64_t offset
= addr
- bo
.addr
;
110 update_count(struct gen_batch_decode_ctx
*ctx
,
111 uint32_t offset_from_dsba
,
112 unsigned element_dwords
,
117 if (ctx
->get_state_size
)
118 size
= ctx
->get_state_size(ctx
->user_data
, offset_from_dsba
);
121 return size
/ (sizeof(uint32_t) * element_dwords
);
123 /* In the absence of any information, just guess arbitrarily. */
128 ctx_disassemble_program(struct gen_batch_decode_ctx
*ctx
,
129 uint32_t ksp
, const char *type
)
131 if (!ctx
->instruction_base
.map
)
134 printf("\nReferenced %s:\n", type
);
135 gen_disasm_disassemble(ctx
->disasm
,
136 (void *)ctx
->instruction_base
.map
, ksp
,
140 /* Heuristic to determine whether a uint32_t is probably actually a float
141 * (http://stackoverflow.com/a/2953466)
145 probably_float(uint32_t bits
)
147 int exp
= ((bits
& 0x7f800000U
) >> 23) - 127;
148 uint32_t mant
= bits
& 0x007fffff;
151 if (exp
== -127 && mant
== 0)
154 /* +- 1 billionth to 1 billion */
155 if (-30 <= exp
&& exp
<= 30)
158 /* some value with only a few binary digits */
159 if ((mant
& 0x0000ffff) == 0)
166 ctx_print_buffer(struct gen_batch_decode_ctx
*ctx
,
167 struct gen_batch_decode_bo bo
,
168 uint32_t read_length
,
172 const uint32_t *dw_end
= bo
.map
+ MIN2(bo
.size
, read_length
);
174 int column_count
= 0, line_count
= -1;
175 for (const uint32_t *dw
= bo
.map
; dw
< dw_end
; dw
++) {
176 if (column_count
* 4 == pitch
|| column_count
== 8) {
177 fprintf(ctx
->fp
, "\n");
181 if (max_lines
>= 0 && line_count
>= max_lines
)
184 fprintf(ctx
->fp
, column_count
== 0 ? " " : " ");
186 if ((ctx
->flags
& GEN_BATCH_DECODE_FLOATS
) && probably_float(*dw
))
187 fprintf(ctx
->fp
, " %8.2f", *(float *) dw
);
189 fprintf(ctx
->fp
, " 0x%08x", *dw
);
193 fprintf(ctx
->fp
, "\n");
197 handle_state_base_address(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
)
199 struct gen_group
*inst
= gen_spec_find_instruction(ctx
->spec
, p
);
201 struct gen_field_iterator iter
;
202 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
204 while (gen_field_iterator_next(&iter
)) {
205 if (strcmp(iter
.name
, "Surface State Base Address") == 0) {
206 ctx
->surface_base
= ctx_get_bo(ctx
, iter
.raw_value
);
207 } else if (strcmp(iter
.name
, "Dynamic State Base Address") == 0) {
208 ctx
->dynamic_base
= ctx_get_bo(ctx
, iter
.raw_value
);
209 } else if (strcmp(iter
.name
, "Instruction Base Address") == 0) {
210 ctx
->instruction_base
= ctx_get_bo(ctx
, iter
.raw_value
);
216 dump_binding_table(struct gen_batch_decode_ctx
*ctx
, uint32_t offset
, int count
)
218 struct gen_group
*strct
=
219 gen_spec_find_struct(ctx
->spec
, "RENDER_SURFACE_STATE");
221 fprintf(ctx
->fp
, "did not find RENDER_SURFACE_STATE info\n");
226 count
= update_count(ctx
, offset
, 1, 8);
228 if (ctx
->surface_base
.map
== NULL
) {
229 fprintf(ctx
->fp
, " binding table unavailable\n");
233 if (offset
% 32 != 0 || offset
>= UINT16_MAX
||
234 offset
>= ctx
->surface_base
.size
) {
235 fprintf(ctx
->fp
, " invalid binding table pointer\n");
239 struct gen_batch_decode_bo bo
= ctx
->surface_base
;
240 const uint32_t *pointers
= ctx
->surface_base
.map
+ offset
;
241 for (int i
= 0; i
< count
; i
++) {
242 if (pointers
[i
] == 0)
245 if (pointers
[i
] % 32 != 0) {
246 fprintf(ctx
->fp
, "pointer %u: %08x <not valid>\n", i
, pointers
[i
]);
250 uint64_t addr
= ctx
->surface_base
.addr
+ pointers
[i
];
251 uint32_t size
= strct
->dw_length
* 4;
253 if (addr
< bo
.addr
|| addr
+ size
>= bo
.addr
+ bo
.size
)
254 bo
= ctx
->get_bo(ctx
->user_data
, addr
);
256 if (addr
< bo
.addr
|| addr
+ size
>= bo
.addr
+ bo
.size
) {
257 fprintf(ctx
->fp
, "pointer %u: %08x <not valid>\n", i
, pointers
[i
]);
261 fprintf(ctx
->fp
, "pointer %u: %08x\n", i
, pointers
[i
]);
262 ctx_print_group(ctx
, strct
, addr
, bo
.map
+ (addr
- bo
.addr
));
267 dump_samplers(struct gen_batch_decode_ctx
*ctx
, uint32_t offset
, int count
)
269 struct gen_group
*strct
= gen_spec_find_struct(ctx
->spec
, "SAMPLER_STATE");
272 count
= update_count(ctx
, offset
, strct
->dw_length
, 4);
274 if (ctx
->dynamic_base
.map
== NULL
) {
275 fprintf(ctx
->fp
, " samplers unavailable\n");
279 if (offset
% 32 != 0 || offset
>= ctx
->dynamic_base
.size
) {
280 fprintf(ctx
->fp
, " invalid sampler state pointer\n");
284 uint64_t state_addr
= ctx
->dynamic_base
.addr
+ offset
;
285 const void *state_map
= ctx
->dynamic_base
.map
+ offset
;
286 for (int i
= 0; i
< count
; i
++) {
287 fprintf(ctx
->fp
, "sampler state %d\n", i
);
288 ctx_print_group(ctx
, strct
, state_addr
, state_map
);
295 handle_media_interface_descriptor_load(struct gen_batch_decode_ctx
*ctx
,
298 if (ctx
->dynamic_base
.map
== NULL
)
301 struct gen_group
*inst
= gen_spec_find_instruction(ctx
->spec
, p
);
302 struct gen_group
*desc
=
303 gen_spec_find_struct(ctx
->spec
, "INTERFACE_DESCRIPTOR_DATA");
305 struct gen_field_iterator iter
;
306 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
307 uint32_t descriptor_offset
= 0;
308 int descriptor_count
= 0;
309 while (gen_field_iterator_next(&iter
)) {
310 if (strcmp(iter
.name
, "Interface Descriptor Data Start Address") == 0) {
311 descriptor_offset
= strtol(iter
.value
, NULL
, 16);
312 } else if (strcmp(iter
.name
, "Interface Descriptor Total Length") == 0) {
314 strtol(iter
.value
, NULL
, 16) / (desc
->dw_length
* 4);
318 uint64_t desc_addr
= ctx
->dynamic_base
.addr
+ descriptor_offset
;
319 const uint32_t *desc_map
= ctx
->dynamic_base
.map
+ descriptor_offset
;
320 for (int i
= 0; i
< descriptor_count
; i
++) {
321 fprintf(ctx
->fp
, "descriptor %d: %08x\n", i
, descriptor_offset
);
323 ctx_print_group(ctx
, desc
, desc_addr
, desc_map
);
325 gen_field_iterator_init(&iter
, desc
, desc_map
, 0, false);
327 uint32_t sampler_offset
, sampler_count
;
328 uint32_t binding_table_offset
, binding_entry_count
;
329 while (gen_field_iterator_next(&iter
)) {
330 if (strcmp(iter
.name
, "Kernel Start Pointer") == 0) {
331 ksp
= strtoll(iter
.value
, NULL
, 16);
332 } else if (strcmp(iter
.name
, "Sampler State Pointer") == 0) {
333 sampler_offset
= strtol(iter
.value
, NULL
, 16);
334 } else if (strcmp(iter
.name
, "Sampler Count") == 0) {
335 sampler_count
= strtol(iter
.value
, NULL
, 10);
336 } else if (strcmp(iter
.name
, "Binding Table Pointer") == 0) {
337 binding_table_offset
= strtol(iter
.value
, NULL
, 16);
338 } else if (strcmp(iter
.name
, "Binding Table Entry Count") == 0) {
339 binding_entry_count
= strtol(iter
.value
, NULL
, 10);
343 ctx_disassemble_program(ctx
, ksp
, "compute shader");
346 dump_samplers(ctx
, sampler_offset
, sampler_count
);
347 dump_binding_table(ctx
, binding_table_offset
, binding_entry_count
);
349 desc_map
+= desc
->dw_length
;
350 desc_addr
+= desc
->dw_length
* 4;
355 handle_3dstate_vertex_buffers(struct gen_batch_decode_ctx
*ctx
,
358 struct gen_group
*inst
= gen_spec_find_instruction(ctx
->spec
, p
);
359 struct gen_group
*vbs
= gen_spec_find_struct(ctx
->spec
, "VERTEX_BUFFER_STATE");
361 struct gen_batch_decode_bo vb
= {};
362 uint32_t vb_size
= 0;
367 struct gen_field_iterator iter
;
368 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
369 while (gen_field_iterator_next(&iter
)) {
370 if (iter
.struct_desc
!= vbs
)
373 struct gen_field_iterator vbs_iter
;
374 gen_field_iterator_init(&vbs_iter
, vbs
, &iter
.p
[iter
.start_bit
/ 32], 0, false);
375 while (gen_field_iterator_next(&vbs_iter
)) {
376 if (strcmp(vbs_iter
.name
, "Vertex Buffer Index") == 0) {
377 index
= vbs_iter
.raw_value
;
378 } else if (strcmp(vbs_iter
.name
, "Buffer Pitch") == 0) {
379 pitch
= vbs_iter
.raw_value
;
380 } else if (strcmp(vbs_iter
.name
, "Buffer Starting Address") == 0) {
381 vb
= ctx_get_bo(ctx
, vbs_iter
.raw_value
);
382 } else if (strcmp(vbs_iter
.name
, "Buffer Size") == 0) {
383 vb_size
= vbs_iter
.raw_value
;
385 } else if (strcmp(vbs_iter
.name
, "End Address") == 0) {
386 if (vb
.map
&& vbs_iter
.raw_value
>= vb
.addr
)
387 vb_size
= vbs_iter
.raw_value
- vb
.addr
;
396 fprintf(ctx
->fp
, "vertex buffer %d, size %d\n", index
, vb_size
);
398 if (vb
.map
== NULL
) {
399 fprintf(ctx
->fp
, " buffer contents unavailable\n");
403 if (vb
.map
== 0 || vb_size
== 0)
406 ctx_print_buffer(ctx
, vb
, vb_size
, pitch
, ctx
->max_vbo_decoded_lines
);
418 handle_3dstate_index_buffer(struct gen_batch_decode_ctx
*ctx
,
421 struct gen_group
*inst
= gen_spec_find_instruction(ctx
->spec
, p
);
423 struct gen_batch_decode_bo ib
= {};
424 uint32_t ib_size
= 0;
427 struct gen_field_iterator iter
;
428 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
429 while (gen_field_iterator_next(&iter
)) {
430 if (strcmp(iter
.name
, "Index Format") == 0) {
431 format
= iter
.raw_value
;
432 } else if (strcmp(iter
.name
, "Buffer Starting Address") == 0) {
433 ib
= ctx_get_bo(ctx
, iter
.raw_value
);
434 } else if (strcmp(iter
.name
, "Buffer Size") == 0) {
435 ib_size
= iter
.raw_value
;
439 if (ib
.map
== NULL
) {
440 fprintf(ctx
->fp
, " buffer contents unavailable\n");
444 const void *m
= ib
.map
;
445 const void *ib_end
= ib
.map
+ MIN2(ib
.size
, ib_size
);
446 for (int i
= 0; m
< ib_end
&& i
< 10; i
++) {
449 fprintf(ctx
->fp
, "%3d ", *(uint8_t *)m
);
453 fprintf(ctx
->fp
, "%3d ", *(uint16_t *)m
);
457 fprintf(ctx
->fp
, "%3d ", *(uint32_t *)m
);
464 fprintf(ctx
->fp
, "...");
465 fprintf(ctx
->fp
, "\n");
469 decode_single_ksp(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
)
471 struct gen_group
*inst
= gen_spec_find_instruction(ctx
->spec
, p
);
474 bool is_simd8
= false; /* vertex shaders on Gen8+ only */
475 bool is_enabled
= true;
477 struct gen_field_iterator iter
;
478 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
479 while (gen_field_iterator_next(&iter
)) {
480 if (strcmp(iter
.name
, "Kernel Start Pointer") == 0) {
481 ksp
= iter
.raw_value
;
482 } else if (strcmp(iter
.name
, "SIMD8 Dispatch Enable") == 0) {
483 is_simd8
= iter
.raw_value
;
484 } else if (strcmp(iter
.name
, "Dispatch Mode") == 0) {
485 is_simd8
= strcmp(iter
.value
, "SIMD8") == 0;
486 } else if (strcmp(iter
.name
, "Dispatch Enable") == 0) {
487 is_simd8
= strcmp(iter
.value
, "SIMD8") == 0;
488 } else if (strcmp(iter
.name
, "Enable") == 0) {
489 is_enabled
= iter
.raw_value
;
494 strcmp(inst
->name
, "VS_STATE") == 0 ? "vertex shader" :
495 strcmp(inst
->name
, "GS_STATE") == 0 ? "geometry shader" :
496 strcmp(inst
->name
, "SF_STATE") == 0 ? "strips and fans shader" :
497 strcmp(inst
->name
, "CLIP_STATE") == 0 ? "clip shader" :
498 strcmp(inst
->name
, "3DSTATE_DS") == 0 ? "tessellation evaluation shader" :
499 strcmp(inst
->name
, "3DSTATE_HS") == 0 ? "tessellation control shader" :
500 strcmp(inst
->name
, "3DSTATE_VS") == 0 ? (is_simd8
? "SIMD8 vertex shader" : "vec4 vertex shader") :
501 strcmp(inst
->name
, "3DSTATE_GS") == 0 ? (is_simd8
? "SIMD8 geometry shader" : "vec4 geometry shader") :
505 ctx_disassemble_program(ctx
, ksp
, type
);
511 decode_ps_kernels(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
)
513 struct gen_group
*inst
= gen_spec_find_instruction(ctx
->spec
, p
);
515 uint64_t ksp
[3] = {0, 0, 0};
516 bool enabled
[3] = {false, false, false};
518 struct gen_field_iterator iter
;
519 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
520 while (gen_field_iterator_next(&iter
)) {
521 if (strncmp(iter
.name
, "Kernel Start Pointer ",
522 strlen("Kernel Start Pointer ")) == 0) {
523 int idx
= iter
.name
[strlen("Kernel Start Pointer ")] - '0';
524 ksp
[idx
] = strtol(iter
.value
, NULL
, 16);
525 } else if (strcmp(iter
.name
, "8 Pixel Dispatch Enable") == 0) {
526 enabled
[0] = strcmp(iter
.value
, "true") == 0;
527 } else if (strcmp(iter
.name
, "16 Pixel Dispatch Enable") == 0) {
528 enabled
[1] = strcmp(iter
.value
, "true") == 0;
529 } else if (strcmp(iter
.name
, "32 Pixel Dispatch Enable") == 0) {
530 enabled
[2] = strcmp(iter
.value
, "true") == 0;
534 /* Reorder KSPs to be [8, 16, 32] instead of the hardware order. */
535 if (enabled
[0] + enabled
[1] + enabled
[2] == 1) {
539 } else if (enabled
[2]) {
544 uint64_t tmp
= ksp
[1];
550 ctx_disassemble_program(ctx
, ksp
[0], "SIMD8 fragment shader");
552 ctx_disassemble_program(ctx
, ksp
[1], "SIMD16 fragment shader");
554 ctx_disassemble_program(ctx
, ksp
[2], "SIMD32 fragment shader");
555 fprintf(ctx
->fp
, "\n");
559 decode_3dstate_constant(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
)
561 struct gen_group
*inst
= gen_spec_find_instruction(ctx
->spec
, p
);
562 struct gen_group
*body
=
563 gen_spec_find_struct(ctx
->spec
, "3DSTATE_CONSTANT_BODY");
565 uint32_t read_length
[4] = {0};
566 uint64_t read_addr
[4];
568 struct gen_field_iterator outer
;
569 gen_field_iterator_init(&outer
, inst
, p
, 0, false);
570 while (gen_field_iterator_next(&outer
)) {
571 if (outer
.struct_desc
!= body
)
574 struct gen_field_iterator iter
;
575 gen_field_iterator_init(&iter
, body
, &outer
.p
[outer
.start_bit
/ 32],
578 while (gen_field_iterator_next(&iter
)) {
580 if (sscanf(iter
.name
, "Read Length[%d]", &idx
) == 1) {
581 read_length
[idx
] = iter
.raw_value
;
582 } else if (sscanf(iter
.name
, "Buffer[%d]", &idx
) == 1) {
583 read_addr
[idx
] = iter
.raw_value
;
587 for (int i
= 0; i
< 4; i
++) {
588 if (read_length
[i
] == 0)
591 struct gen_batch_decode_bo buffer
= ctx_get_bo(ctx
, read_addr
[i
]);
593 fprintf(ctx
->fp
, "constant buffer %d unavailable\n", i
);
597 unsigned size
= read_length
[i
] * 32;
598 fprintf(ctx
->fp
, "constant buffer %d, size %u\n", i
, size
);
600 ctx_print_buffer(ctx
, buffer
, size
, 0, -1);
606 decode_3dstate_binding_table_pointers(struct gen_batch_decode_ctx
*ctx
,
609 dump_binding_table(ctx
, p
[1], -1);
613 decode_3dstate_sampler_state_pointers(struct gen_batch_decode_ctx
*ctx
,
616 dump_samplers(ctx
, p
[1], -1);
620 decode_3dstate_sampler_state_pointers_gen6(struct gen_batch_decode_ctx
*ctx
,
623 dump_samplers(ctx
, p
[1], -1);
624 dump_samplers(ctx
, p
[2], -1);
625 dump_samplers(ctx
, p
[3], -1);
629 str_ends_with(const char *str
, const char *end
)
631 int offset
= strlen(str
) - strlen(end
);
635 return strcmp(str
+ offset
, end
) == 0;
639 decode_dynamic_state_pointers(struct gen_batch_decode_ctx
*ctx
,
640 const char *struct_type
, const uint32_t *p
,
643 if (ctx
->dynamic_base
.map
== NULL
) {
644 fprintf(ctx
->fp
, " dynamic %s state unavailable\n", struct_type
);
648 struct gen_group
*inst
= gen_spec_find_instruction(ctx
->spec
, p
);
649 struct gen_group
*state
= gen_spec_find_struct(ctx
->spec
, struct_type
);
651 uint32_t state_offset
;
653 struct gen_field_iterator iter
;
654 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
655 while (gen_field_iterator_next(&iter
)) {
656 if (str_ends_with(iter
.name
, "Pointer")) {
657 state_offset
= iter
.raw_value
;
662 uint32_t state_addr
= ctx
->dynamic_base
.addr
+ state_offset
;
663 const uint32_t *state_map
= ctx
->dynamic_base
.map
+ state_offset
;
664 for (int i
= 0; i
< count
; i
++) {
665 fprintf(ctx
->fp
, "%s %d\n", struct_type
, i
);
666 ctx_print_group(ctx
, state
, state_offset
, state_map
);
668 state_addr
+= state
->dw_length
* 4;
669 state_map
+= state
->dw_length
;
674 decode_3dstate_viewport_state_pointers_cc(struct gen_batch_decode_ctx
*ctx
,
677 decode_dynamic_state_pointers(ctx
, "CC_VIEWPORT", p
, 4);
681 decode_3dstate_viewport_state_pointers_sf_clip(struct gen_batch_decode_ctx
*ctx
,
684 decode_dynamic_state_pointers(ctx
, "SF_CLIP_VIEWPORT", p
, 4);
688 decode_3dstate_blend_state_pointers(struct gen_batch_decode_ctx
*ctx
,
691 decode_dynamic_state_pointers(ctx
, "BLEND_STATE", p
, 1);
695 decode_3dstate_cc_state_pointers(struct gen_batch_decode_ctx
*ctx
,
698 decode_dynamic_state_pointers(ctx
, "COLOR_CALC_STATE", p
, 1);
702 decode_3dstate_scissor_state_pointers(struct gen_batch_decode_ctx
*ctx
,
705 decode_dynamic_state_pointers(ctx
, "SCISSOR_RECT", p
, 1);
709 decode_load_register_imm(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
)
711 struct gen_group
*reg
= gen_spec_find_register(ctx
->spec
, p
[1]);
714 fprintf(ctx
->fp
, "register %s (0x%x): 0x%x\n",
715 reg
->name
, reg
->register_offset
, p
[2]);
716 ctx_print_group(ctx
, reg
, reg
->register_offset
, &p
[2]);
720 struct custom_decoder
{
721 const char *cmd_name
;
722 void (*decode
)(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
);
723 } custom_decoders
[] = {
724 { "STATE_BASE_ADDRESS", handle_state_base_address
},
725 { "MEDIA_INTERFACE_DESCRIPTOR_LOAD", handle_media_interface_descriptor_load
},
726 { "3DSTATE_VERTEX_BUFFERS", handle_3dstate_vertex_buffers
},
727 { "3DSTATE_INDEX_BUFFER", handle_3dstate_index_buffer
},
728 { "3DSTATE_VS", decode_single_ksp
},
729 { "3DSTATE_GS", decode_single_ksp
},
730 { "3DSTATE_DS", decode_single_ksp
},
731 { "3DSTATE_HS", decode_single_ksp
},
732 { "3DSTATE_PS", decode_ps_kernels
},
733 { "3DSTATE_CONSTANT_VS", decode_3dstate_constant
},
734 { "3DSTATE_CONSTANT_GS", decode_3dstate_constant
},
735 { "3DSTATE_CONSTANT_PS", decode_3dstate_constant
},
736 { "3DSTATE_CONSTANT_HS", decode_3dstate_constant
},
737 { "3DSTATE_CONSTANT_DS", decode_3dstate_constant
},
739 { "3DSTATE_BINDING_TABLE_POINTERS_VS", decode_3dstate_binding_table_pointers
},
740 { "3DSTATE_BINDING_TABLE_POINTERS_HS", decode_3dstate_binding_table_pointers
},
741 { "3DSTATE_BINDING_TABLE_POINTERS_DS", decode_3dstate_binding_table_pointers
},
742 { "3DSTATE_BINDING_TABLE_POINTERS_GS", decode_3dstate_binding_table_pointers
},
743 { "3DSTATE_BINDING_TABLE_POINTERS_PS", decode_3dstate_binding_table_pointers
},
745 { "3DSTATE_SAMPLER_STATE_POINTERS_VS", decode_3dstate_sampler_state_pointers
},
746 { "3DSTATE_SAMPLER_STATE_POINTERS_HS", decode_3dstate_sampler_state_pointers
},
747 { "3DSTATE_SAMPLER_STATE_POINTERS_DS", decode_3dstate_sampler_state_pointers
},
748 { "3DSTATE_SAMPLER_STATE_POINTERS_GS", decode_3dstate_sampler_state_pointers
},
749 { "3DSTATE_SAMPLER_STATE_POINTERS_PS", decode_3dstate_sampler_state_pointers
},
750 { "3DSTATE_SAMPLER_STATE_POINTERS", decode_3dstate_sampler_state_pointers_gen6
},
752 { "3DSTATE_VIEWPORT_STATE_POINTERS_CC", decode_3dstate_viewport_state_pointers_cc
},
753 { "3DSTATE_VIEWPORT_STATE_POINTERS_SF_CLIP", decode_3dstate_viewport_state_pointers_sf_clip
},
754 { "3DSTATE_BLEND_STATE_POINTERS", decode_3dstate_blend_state_pointers
},
755 { "3DSTATE_CC_STATE_POINTERS", decode_3dstate_cc_state_pointers
},
756 { "3DSTATE_SCISSOR_STATE_POINTERS", decode_3dstate_scissor_state_pointers
},
757 { "MI_LOAD_REGISTER_IMM", decode_load_register_imm
}
760 static inline uint64_t
761 get_address(struct gen_spec
*spec
, const uint32_t *p
)
763 /* Addresses are always guaranteed to be page-aligned and sometimes
764 * hardware packets have extra stuff stuffed in the bottom 12 bits.
766 uint64_t addr
= p
[0] & ~0xfffu
;
768 if (gen_spec_get_gen(spec
) >= gen_make_gen(8,0)) {
769 /* On Broadwell and above, we have 48-bit addresses which consume two
770 * dwords. Some packets require that these get stored in a "canonical
771 * form" which means that bit 47 is sign-extended through the upper
772 * bits. In order to correctly handle those aub dumps, we need to mask
773 * off the top 16 bits.
775 addr
|= ((uint64_t)p
[1] & 0xffff) << 32;
782 gen_print_batch(struct gen_batch_decode_ctx
*ctx
,
783 const uint32_t *batch
, uint32_t batch_size
,
786 const uint32_t *p
, *end
= batch
+ batch_size
;
788 struct gen_group
*inst
;
790 for (p
= batch
; p
< end
; p
+= length
) {
791 inst
= gen_spec_find_instruction(ctx
->spec
, p
);
792 length
= gen_group_get_length(inst
, p
);
793 assert(inst
== NULL
|| length
> 0);
794 length
= MAX2(1, length
);
796 const char *reset_color
= ctx
->flags
& GEN_BATCH_DECODE_IN_COLOR
? NORMAL
: "";
799 if (ctx
->flags
& GEN_BATCH_DECODE_OFFSETS
)
800 offset
= batch_addr
+ ((char *)p
- (char *)batch
);
805 fprintf(ctx
->fp
, "%s0x%08"PRIx64
": unknown instruction %08x%s\n",
806 (ctx
->flags
& GEN_BATCH_DECODE_IN_COLOR
) ? RED_COLOR
: "",
807 offset
, p
[0], reset_color
);
812 const char *inst_name
= gen_group_get_name(inst
);
813 if (ctx
->flags
& GEN_BATCH_DECODE_IN_COLOR
) {
814 reset_color
= NORMAL
;
815 if (ctx
->flags
& GEN_BATCH_DECODE_FULL
) {
816 if (strcmp(inst_name
, "MI_BATCH_BUFFER_START") == 0 ||
817 strcmp(inst_name
, "MI_BATCH_BUFFER_END") == 0)
818 color
= GREEN_HEADER
;
829 fprintf(ctx
->fp
, "%s0x%08"PRIx64
": 0x%08x: %-80s%s\n",
830 color
, offset
, p
[0], inst_name
, reset_color
);
832 if (ctx
->flags
& GEN_BATCH_DECODE_FULL
) {
833 ctx_print_group(ctx
, inst
, offset
, p
);
835 for (int i
= 0; i
< ARRAY_LENGTH(custom_decoders
); i
++) {
836 if (strcmp(inst_name
, custom_decoders
[i
].cmd_name
) == 0) {
837 custom_decoders
[i
].decode(ctx
, p
);
843 if (strcmp(inst_name
, "MI_BATCH_BUFFER_START") == 0) {
844 struct gen_batch_decode_bo next_batch
;
846 struct gen_field_iterator iter
;
847 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
848 while (gen_field_iterator_next(&iter
)) {
849 if (strcmp(iter
.name
, "Batch Buffer Start Address") == 0) {
850 next_batch
= ctx_get_bo(ctx
, iter
.raw_value
);
851 } else if (strcmp(iter
.name
, "Second Level Batch Buffer") == 0) {
852 second_level
= iter
.raw_value
;
856 if (next_batch
.map
== NULL
) {
857 fprintf(ctx
->fp
, "Secondary batch at 0x%08"PRIx64
" unavailable",
862 /* MI_BATCH_BUFFER_START with "2nd Level Batch Buffer" set acts
863 * like a subroutine call. Commands that come afterwards get
864 * processed once the 2nd level batch buffer returns with
865 * MI_BATCH_BUFFER_END.
867 if (next_batch
.map
) {
868 gen_print_batch(ctx
, next_batch
.map
, next_batch
.size
,
872 /* MI_BATCH_BUFFER_START with "2nd Level Batch Buffer" unset acts
873 * like a goto. Nothing after it will ever get processed. In
874 * order to prevent the recursion from growing, we just reset the
877 if (next_batch
.map
) {
879 end
= next_batch
.map
+ next_batch
.size
;
883 /* Nothing we can do */
887 } else if (strcmp(inst_name
, "MI_BATCH_BUFFER_END") == 0) {