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"
26 #include "util/macros.h"
27 #include "main/macros.h" /* Needed for ROUND_DOWN_TO */
32 gen_batch_decode_ctx_init(struct gen_batch_decode_ctx
*ctx
,
33 const struct gen_device_info
*devinfo
,
34 FILE *fp
, enum gen_batch_decode_flags flags
,
36 struct gen_batch_decode_bo (*get_bo
)(void *,
39 unsigned (*get_state_size
)(void *, uint64_t,
43 memset(ctx
, 0, sizeof(*ctx
));
45 ctx
->devinfo
= *devinfo
;
47 ctx
->get_state_size
= get_state_size
;
48 ctx
->user_data
= user_data
;
51 ctx
->max_vbo_decoded_lines
= -1; /* No limit! */
52 ctx
->engine
= I915_ENGINE_CLASS_RENDER
;
55 ctx
->spec
= gen_spec_load(devinfo
);
57 ctx
->spec
= gen_spec_load_from_path(devinfo
, xml_path
);
61 gen_batch_decode_ctx_finish(struct gen_batch_decode_ctx
*ctx
)
63 gen_spec_destroy(ctx
->spec
);
67 #define RED_COLOR CSI "31m"
68 #define BLUE_HEADER CSI "0;44m"
69 #define GREEN_HEADER CSI "1;42m"
70 #define NORMAL CSI "0m"
73 ctx_print_group(struct gen_batch_decode_ctx
*ctx
,
74 struct gen_group
*group
,
75 uint64_t address
, const void *map
)
77 gen_print_group(ctx
->fp
, group
, address
, map
, 0,
78 (ctx
->flags
& GEN_BATCH_DECODE_IN_COLOR
) != 0);
81 static struct gen_batch_decode_bo
82 ctx_get_bo(struct gen_batch_decode_ctx
*ctx
, bool ppgtt
, uint64_t addr
)
84 if (gen_spec_get_gen(ctx
->spec
) >= gen_make_gen(8,0)) {
85 /* On Broadwell and above, we have 48-bit addresses which consume two
86 * dwords. Some packets require that these get stored in a "canonical
87 * form" which means that bit 47 is sign-extended through the upper
88 * bits. In order to correctly handle those aub dumps, we need to mask
89 * off the top 16 bits.
91 addr
&= (~0ull >> 16);
94 struct gen_batch_decode_bo bo
= ctx
->get_bo(ctx
->user_data
, ppgtt
, addr
);
96 if (gen_spec_get_gen(ctx
->spec
) >= gen_make_gen(8,0))
97 bo
.addr
&= (~0ull >> 16);
99 /* We may actually have an offset into the bo */
100 if (bo
.map
!= NULL
) {
101 assert(bo
.addr
<= addr
);
102 uint64_t offset
= addr
- bo
.addr
;
112 update_count(struct gen_batch_decode_ctx
*ctx
,
114 uint64_t base_address
,
115 unsigned element_dwords
,
120 if (ctx
->get_state_size
)
121 size
= ctx
->get_state_size(ctx
->user_data
, address
, base_address
);
124 return size
/ (sizeof(uint32_t) * element_dwords
);
126 /* In the absence of any information, just guess arbitrarily. */
131 ctx_disassemble_program(struct gen_batch_decode_ctx
*ctx
,
132 uint32_t ksp
, const char *type
)
134 uint64_t addr
= ctx
->instruction_base
+ ksp
;
135 struct gen_batch_decode_bo bo
= ctx_get_bo(ctx
, true, addr
);
139 fprintf(ctx
->fp
, "\nReferenced %s:\n", type
);
140 gen_disassemble(&ctx
->devinfo
, bo
.map
, 0, ctx
->fp
);
143 /* Heuristic to determine whether a uint32_t is probably actually a float
144 * (http://stackoverflow.com/a/2953466)
148 probably_float(uint32_t bits
)
150 int exp
= ((bits
& 0x7f800000U
) >> 23) - 127;
151 uint32_t mant
= bits
& 0x007fffff;
154 if (exp
== -127 && mant
== 0)
157 /* +- 1 billionth to 1 billion */
158 if (-30 <= exp
&& exp
<= 30)
161 /* some value with only a few binary digits */
162 if ((mant
& 0x0000ffff) == 0)
169 ctx_print_buffer(struct gen_batch_decode_ctx
*ctx
,
170 struct gen_batch_decode_bo bo
,
171 uint32_t read_length
,
175 const uint32_t *dw_end
=
176 bo
.map
+ ROUND_DOWN_TO(MIN2(bo
.size
, read_length
), 4);
178 int column_count
= 0, pitch_col_count
= 0, line_count
= -1;
179 for (const uint32_t *dw
= bo
.map
; dw
< dw_end
; dw
++) {
180 if (pitch_col_count
* 4 == pitch
|| column_count
== 8) {
181 fprintf(ctx
->fp
, "\n");
183 if (pitch_col_count
* 4 == pitch
)
187 if (max_lines
>= 0 && line_count
>= max_lines
)
190 fprintf(ctx
->fp
, column_count
== 0 ? " " : " ");
192 if ((ctx
->flags
& GEN_BATCH_DECODE_FLOATS
) && probably_float(*dw
))
193 fprintf(ctx
->fp
, " %8.2f", *(float *) dw
);
195 fprintf(ctx
->fp
, " 0x%08x", *dw
);
200 fprintf(ctx
->fp
, "\n");
203 static struct gen_group
*
204 gen_ctx_find_instruction(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
)
206 return gen_spec_find_instruction(ctx
->spec
, ctx
->engine
, p
);
210 handle_state_base_address(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
)
212 struct gen_group
*inst
= gen_ctx_find_instruction(ctx
, p
);
214 struct gen_field_iterator iter
;
215 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
217 uint64_t surface_base
= 0, dynamic_base
= 0, instruction_base
= 0;
218 bool surface_modify
= 0, dynamic_modify
= 0, instruction_modify
= 0;
220 while (gen_field_iterator_next(&iter
)) {
221 if (strcmp(iter
.name
, "Surface State Base Address") == 0) {
222 surface_base
= iter
.raw_value
;
223 } else if (strcmp(iter
.name
, "Dynamic State Base Address") == 0) {
224 dynamic_base
= iter
.raw_value
;
225 } else if (strcmp(iter
.name
, "Instruction Base Address") == 0) {
226 instruction_base
= iter
.raw_value
;
227 } else if (strcmp(iter
.name
, "Surface State Base Address Modify Enable") == 0) {
228 surface_modify
= iter
.raw_value
;
229 } else if (strcmp(iter
.name
, "Dynamic State Base Address Modify Enable") == 0) {
230 dynamic_modify
= iter
.raw_value
;
231 } else if (strcmp(iter
.name
, "Instruction Base Address Modify Enable") == 0) {
232 instruction_modify
= iter
.raw_value
;
237 ctx
->dynamic_base
= dynamic_base
;
240 ctx
->surface_base
= surface_base
;
242 if (instruction_modify
)
243 ctx
->instruction_base
= instruction_base
;
247 dump_binding_table(struct gen_batch_decode_ctx
*ctx
, uint32_t offset
, int count
)
249 struct gen_group
*strct
=
250 gen_spec_find_struct(ctx
->spec
, "RENDER_SURFACE_STATE");
252 fprintf(ctx
->fp
, "did not find RENDER_SURFACE_STATE info\n");
257 count
= update_count(ctx
, ctx
->surface_base
+ offset
,
258 ctx
->surface_base
, 1, 8);
261 if (offset
% 32 != 0 || offset
>= UINT16_MAX
) {
262 fprintf(ctx
->fp
, " invalid binding table pointer\n");
266 struct gen_batch_decode_bo bind_bo
=
267 ctx_get_bo(ctx
, true, ctx
->surface_base
+ offset
);
269 if (bind_bo
.map
== NULL
) {
270 fprintf(ctx
->fp
, " binding table unavailable\n");
274 const uint32_t *pointers
= bind_bo
.map
;
275 for (int i
= 0; i
< count
; i
++) {
276 if (pointers
[i
] == 0)
279 uint64_t addr
= ctx
->surface_base
+ pointers
[i
];
280 struct gen_batch_decode_bo bo
= ctx_get_bo(ctx
, true, addr
);
281 uint32_t size
= strct
->dw_length
* 4;
283 if (pointers
[i
] % 32 != 0 ||
284 addr
< bo
.addr
|| addr
+ size
>= bo
.addr
+ bo
.size
) {
285 fprintf(ctx
->fp
, "pointer %u: 0x%08x <not valid>\n", i
, pointers
[i
]);
289 fprintf(ctx
->fp
, "pointer %u: 0x%08x\n", i
, pointers
[i
]);
290 ctx_print_group(ctx
, strct
, addr
, bo
.map
+ (addr
- bo
.addr
));
295 dump_samplers(struct gen_batch_decode_ctx
*ctx
, uint32_t offset
, int count
)
297 struct gen_group
*strct
= gen_spec_find_struct(ctx
->spec
, "SAMPLER_STATE");
298 uint64_t state_addr
= ctx
->dynamic_base
+ offset
;
301 count
= update_count(ctx
, state_addr
, ctx
->dynamic_base
,
302 strct
->dw_length
, 4);
305 struct gen_batch_decode_bo bo
= ctx_get_bo(ctx
, true, state_addr
);
306 const void *state_map
= bo
.map
;
308 if (state_map
== NULL
) {
309 fprintf(ctx
->fp
, " samplers unavailable\n");
313 if (offset
% 32 != 0 || state_addr
- bo
.addr
>= bo
.size
) {
314 fprintf(ctx
->fp
, " invalid sampler state pointer\n");
318 for (int i
= 0; i
< count
; i
++) {
319 fprintf(ctx
->fp
, "sampler state %d\n", i
);
320 ctx_print_group(ctx
, strct
, state_addr
, state_map
);
327 handle_media_interface_descriptor_load(struct gen_batch_decode_ctx
*ctx
,
330 struct gen_group
*inst
= gen_ctx_find_instruction(ctx
, p
);
331 struct gen_group
*desc
=
332 gen_spec_find_struct(ctx
->spec
, "INTERFACE_DESCRIPTOR_DATA");
334 struct gen_field_iterator iter
;
335 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
336 uint32_t descriptor_offset
= 0;
337 int descriptor_count
= 0;
338 while (gen_field_iterator_next(&iter
)) {
339 if (strcmp(iter
.name
, "Interface Descriptor Data Start Address") == 0) {
340 descriptor_offset
= strtol(iter
.value
, NULL
, 16);
341 } else if (strcmp(iter
.name
, "Interface Descriptor Total Length") == 0) {
343 strtol(iter
.value
, NULL
, 16) / (desc
->dw_length
* 4);
347 uint64_t desc_addr
= ctx
->dynamic_base
+ descriptor_offset
;
348 struct gen_batch_decode_bo bo
= ctx_get_bo(ctx
, true, desc_addr
);
349 const void *desc_map
= bo
.map
;
351 if (desc_map
== NULL
) {
352 fprintf(ctx
->fp
, " interface descriptors unavailable\n");
356 for (int i
= 0; i
< descriptor_count
; i
++) {
357 fprintf(ctx
->fp
, "descriptor %d: %08x\n", i
, descriptor_offset
);
359 ctx_print_group(ctx
, desc
, desc_addr
, desc_map
);
361 gen_field_iterator_init(&iter
, desc
, desc_map
, 0, false);
363 uint32_t sampler_offset
= 0, sampler_count
= 0;
364 uint32_t binding_table_offset
= 0, binding_entry_count
= 0;
365 while (gen_field_iterator_next(&iter
)) {
366 if (strcmp(iter
.name
, "Kernel Start Pointer") == 0) {
367 ksp
= strtoll(iter
.value
, NULL
, 16);
368 } else if (strcmp(iter
.name
, "Sampler State Pointer") == 0) {
369 sampler_offset
= strtol(iter
.value
, NULL
, 16);
370 } else if (strcmp(iter
.name
, "Sampler Count") == 0) {
371 sampler_count
= strtol(iter
.value
, NULL
, 10);
372 } else if (strcmp(iter
.name
, "Binding Table Pointer") == 0) {
373 binding_table_offset
= strtol(iter
.value
, NULL
, 16);
374 } else if (strcmp(iter
.name
, "Binding Table Entry Count") == 0) {
375 binding_entry_count
= strtol(iter
.value
, NULL
, 10);
379 ctx_disassemble_program(ctx
, ksp
, "compute shader");
380 fprintf(ctx
->fp
, "\n");
382 dump_samplers(ctx
, sampler_offset
, sampler_count
);
383 dump_binding_table(ctx
, binding_table_offset
, binding_entry_count
);
385 desc_map
+= desc
->dw_length
;
386 desc_addr
+= desc
->dw_length
* 4;
391 handle_3dstate_vertex_buffers(struct gen_batch_decode_ctx
*ctx
,
394 struct gen_group
*inst
= gen_ctx_find_instruction(ctx
, p
);
395 struct gen_group
*vbs
= gen_spec_find_struct(ctx
->spec
, "VERTEX_BUFFER_STATE");
397 struct gen_batch_decode_bo vb
= {};
398 uint32_t vb_size
= 0;
403 struct gen_field_iterator iter
;
404 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
405 while (gen_field_iterator_next(&iter
)) {
406 if (iter
.struct_desc
!= vbs
)
409 struct gen_field_iterator vbs_iter
;
410 gen_field_iterator_init(&vbs_iter
, vbs
, &iter
.p
[iter
.start_bit
/ 32], 0, false);
411 while (gen_field_iterator_next(&vbs_iter
)) {
412 if (strcmp(vbs_iter
.name
, "Vertex Buffer Index") == 0) {
413 index
= vbs_iter
.raw_value
;
414 } else if (strcmp(vbs_iter
.name
, "Buffer Pitch") == 0) {
415 pitch
= vbs_iter
.raw_value
;
416 } else if (strcmp(vbs_iter
.name
, "Buffer Starting Address") == 0) {
417 vb
= ctx_get_bo(ctx
, true, vbs_iter
.raw_value
);
418 } else if (strcmp(vbs_iter
.name
, "Buffer Size") == 0) {
419 vb_size
= vbs_iter
.raw_value
;
421 } else if (strcmp(vbs_iter
.name
, "End Address") == 0) {
422 if (vb
.map
&& vbs_iter
.raw_value
>= vb
.addr
)
423 vb_size
= (vbs_iter
.raw_value
+ 1) - vb
.addr
;
432 fprintf(ctx
->fp
, "vertex buffer %d, size %d\n", index
, vb_size
);
434 if (vb
.map
== NULL
) {
435 fprintf(ctx
->fp
, " buffer contents unavailable\n");
439 if (vb
.map
== 0 || vb_size
== 0)
442 ctx_print_buffer(ctx
, vb
, vb_size
, pitch
, ctx
->max_vbo_decoded_lines
);
454 handle_3dstate_index_buffer(struct gen_batch_decode_ctx
*ctx
,
457 struct gen_group
*inst
= gen_ctx_find_instruction(ctx
, p
);
459 struct gen_batch_decode_bo ib
= {};
460 uint32_t ib_size
= 0;
463 struct gen_field_iterator iter
;
464 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
465 while (gen_field_iterator_next(&iter
)) {
466 if (strcmp(iter
.name
, "Index Format") == 0) {
467 format
= iter
.raw_value
;
468 } else if (strcmp(iter
.name
, "Buffer Starting Address") == 0) {
469 ib
= ctx_get_bo(ctx
, true, iter
.raw_value
);
470 } else if (strcmp(iter
.name
, "Buffer Size") == 0) {
471 ib_size
= iter
.raw_value
;
475 if (ib
.map
== NULL
) {
476 fprintf(ctx
->fp
, " buffer contents unavailable\n");
480 const void *m
= ib
.map
;
481 const void *ib_end
= ib
.map
+ MIN2(ib
.size
, ib_size
);
482 for (int i
= 0; m
< ib_end
&& i
< 10; i
++) {
485 fprintf(ctx
->fp
, "%3d ", *(uint8_t *)m
);
489 fprintf(ctx
->fp
, "%3d ", *(uint16_t *)m
);
493 fprintf(ctx
->fp
, "%3d ", *(uint32_t *)m
);
500 fprintf(ctx
->fp
, "...");
501 fprintf(ctx
->fp
, "\n");
505 decode_single_ksp(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
)
507 struct gen_group
*inst
= gen_ctx_find_instruction(ctx
, p
);
510 bool is_simd8
= false; /* vertex shaders on Gen8+ only */
511 bool is_enabled
= true;
513 struct gen_field_iterator iter
;
514 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
515 while (gen_field_iterator_next(&iter
)) {
516 if (strcmp(iter
.name
, "Kernel Start Pointer") == 0) {
517 ksp
= iter
.raw_value
;
518 } else if (strcmp(iter
.name
, "SIMD8 Dispatch Enable") == 0) {
519 is_simd8
= iter
.raw_value
;
520 } else if (strcmp(iter
.name
, "Dispatch Mode") == 0) {
521 is_simd8
= strcmp(iter
.value
, "SIMD8") == 0;
522 } else if (strcmp(iter
.name
, "Dispatch Enable") == 0) {
523 is_simd8
= strcmp(iter
.value
, "SIMD8") == 0;
524 } else if (strcmp(iter
.name
, "Enable") == 0) {
525 is_enabled
= iter
.raw_value
;
530 strcmp(inst
->name
, "VS_STATE") == 0 ? "vertex shader" :
531 strcmp(inst
->name
, "GS_STATE") == 0 ? "geometry shader" :
532 strcmp(inst
->name
, "SF_STATE") == 0 ? "strips and fans shader" :
533 strcmp(inst
->name
, "CLIP_STATE") == 0 ? "clip shader" :
534 strcmp(inst
->name
, "3DSTATE_DS") == 0 ? "tessellation evaluation shader" :
535 strcmp(inst
->name
, "3DSTATE_HS") == 0 ? "tessellation control shader" :
536 strcmp(inst
->name
, "3DSTATE_VS") == 0 ? (is_simd8
? "SIMD8 vertex shader" : "vec4 vertex shader") :
537 strcmp(inst
->name
, "3DSTATE_GS") == 0 ? (is_simd8
? "SIMD8 geometry shader" : "vec4 geometry shader") :
541 ctx_disassemble_program(ctx
, ksp
, type
);
542 fprintf(ctx
->fp
, "\n");
547 decode_ps_kernels(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
)
549 struct gen_group
*inst
= gen_ctx_find_instruction(ctx
, p
);
551 uint64_t ksp
[3] = {0, 0, 0};
552 bool enabled
[3] = {false, false, false};
554 struct gen_field_iterator iter
;
555 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
556 while (gen_field_iterator_next(&iter
)) {
557 if (strncmp(iter
.name
, "Kernel Start Pointer ",
558 strlen("Kernel Start Pointer ")) == 0) {
559 int idx
= iter
.name
[strlen("Kernel Start Pointer ")] - '0';
560 ksp
[idx
] = strtol(iter
.value
, NULL
, 16);
561 } else if (strcmp(iter
.name
, "8 Pixel Dispatch Enable") == 0) {
562 enabled
[0] = strcmp(iter
.value
, "true") == 0;
563 } else if (strcmp(iter
.name
, "16 Pixel Dispatch Enable") == 0) {
564 enabled
[1] = strcmp(iter
.value
, "true") == 0;
565 } else if (strcmp(iter
.name
, "32 Pixel Dispatch Enable") == 0) {
566 enabled
[2] = strcmp(iter
.value
, "true") == 0;
570 /* Reorder KSPs to be [8, 16, 32] instead of the hardware order. */
571 if (enabled
[0] + enabled
[1] + enabled
[2] == 1) {
575 } else if (enabled
[2]) {
580 uint64_t tmp
= ksp
[1];
586 ctx_disassemble_program(ctx
, ksp
[0], "SIMD8 fragment shader");
588 ctx_disassemble_program(ctx
, ksp
[1], "SIMD16 fragment shader");
590 ctx_disassemble_program(ctx
, ksp
[2], "SIMD32 fragment shader");
592 if (enabled
[0] || enabled
[1] || enabled
[2])
593 fprintf(ctx
->fp
, "\n");
597 decode_3dstate_constant_all(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
)
599 struct gen_group
*inst
=
600 gen_spec_find_instruction(ctx
->spec
, ctx
->engine
, p
);
601 struct gen_group
*body
=
602 gen_spec_find_struct(ctx
->spec
, "3DSTATE_CONSTANT_ALL_DATA");
604 uint32_t read_length
[4];
605 struct gen_batch_decode_bo buffer
[4];
606 memset(buffer
, 0, sizeof(buffer
));
608 struct gen_field_iterator outer
;
609 gen_field_iterator_init(&outer
, inst
, p
, 0, false);
611 while (gen_field_iterator_next(&outer
)) {
612 if (outer
.struct_desc
!= body
)
615 struct gen_field_iterator iter
;
616 gen_field_iterator_init(&iter
, body
, &outer
.p
[outer
.start_bit
/ 32],
618 while (gen_field_iterator_next(&iter
)) {
619 if (!strcmp(iter
.name
, "Pointer To Constant Buffer")) {
620 buffer
[idx
] = ctx_get_bo(ctx
, true, iter
.raw_value
);
621 } else if (!strcmp(iter
.name
, "Constant Buffer Read Length")) {
622 read_length
[idx
] = iter
.raw_value
;
628 for (int i
= 0; i
< 4; i
++) {
629 if (read_length
[i
] == 0 || buffer
[i
].map
== NULL
)
632 unsigned size
= read_length
[i
] * 32;
633 fprintf(ctx
->fp
, "constant buffer %d, size %u\n", i
, size
);
635 ctx_print_buffer(ctx
, buffer
[i
], size
, 0, -1);
640 decode_3dstate_constant(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
)
642 struct gen_group
*inst
= gen_ctx_find_instruction(ctx
, p
);
643 struct gen_group
*body
=
644 gen_spec_find_struct(ctx
->spec
, "3DSTATE_CONSTANT_BODY");
646 uint32_t read_length
[4] = {0};
647 uint64_t read_addr
[4];
649 struct gen_field_iterator outer
;
650 gen_field_iterator_init(&outer
, inst
, p
, 0, false);
651 while (gen_field_iterator_next(&outer
)) {
652 if (outer
.struct_desc
!= body
)
655 struct gen_field_iterator iter
;
656 gen_field_iterator_init(&iter
, body
, &outer
.p
[outer
.start_bit
/ 32],
659 while (gen_field_iterator_next(&iter
)) {
661 if (sscanf(iter
.name
, "Read Length[%d]", &idx
) == 1) {
662 read_length
[idx
] = iter
.raw_value
;
663 } else if (sscanf(iter
.name
, "Buffer[%d]", &idx
) == 1) {
664 read_addr
[idx
] = iter
.raw_value
;
668 for (int i
= 0; i
< 4; i
++) {
669 if (read_length
[i
] == 0)
672 struct gen_batch_decode_bo buffer
= ctx_get_bo(ctx
, true, read_addr
[i
]);
674 fprintf(ctx
->fp
, "constant buffer %d unavailable\n", i
);
678 unsigned size
= read_length
[i
] * 32;
679 fprintf(ctx
->fp
, "constant buffer %d, size %u\n", i
, size
);
681 ctx_print_buffer(ctx
, buffer
, size
, 0, -1);
687 decode_gen6_3dstate_binding_table_pointers(struct gen_batch_decode_ctx
*ctx
,
690 fprintf(ctx
->fp
, "VS Binding Table:\n");
691 dump_binding_table(ctx
, p
[1], -1);
693 fprintf(ctx
->fp
, "GS Binding Table:\n");
694 dump_binding_table(ctx
, p
[2], -1);
696 fprintf(ctx
->fp
, "PS Binding Table:\n");
697 dump_binding_table(ctx
, p
[3], -1);
701 decode_3dstate_binding_table_pointers(struct gen_batch_decode_ctx
*ctx
,
704 dump_binding_table(ctx
, p
[1], -1);
708 decode_3dstate_sampler_state_pointers(struct gen_batch_decode_ctx
*ctx
,
711 dump_samplers(ctx
, p
[1], -1);
715 decode_3dstate_sampler_state_pointers_gen6(struct gen_batch_decode_ctx
*ctx
,
718 dump_samplers(ctx
, p
[1], -1);
719 dump_samplers(ctx
, p
[2], -1);
720 dump_samplers(ctx
, p
[3], -1);
724 str_ends_with(const char *str
, const char *end
)
726 int offset
= strlen(str
) - strlen(end
);
730 return strcmp(str
+ offset
, end
) == 0;
734 decode_dynamic_state_pointers(struct gen_batch_decode_ctx
*ctx
,
735 const char *struct_type
, const uint32_t *p
,
738 struct gen_group
*inst
= gen_ctx_find_instruction(ctx
, p
);
740 uint32_t state_offset
= 0;
742 struct gen_field_iterator iter
;
743 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
744 while (gen_field_iterator_next(&iter
)) {
745 if (str_ends_with(iter
.name
, "Pointer")) {
746 state_offset
= iter
.raw_value
;
751 uint64_t state_addr
= ctx
->dynamic_base
+ state_offset
;
752 struct gen_batch_decode_bo bo
= ctx_get_bo(ctx
, true, state_addr
);
753 const void *state_map
= bo
.map
;
755 if (state_map
== NULL
) {
756 fprintf(ctx
->fp
, " dynamic %s state unavailable\n", struct_type
);
760 struct gen_group
*state
= gen_spec_find_struct(ctx
->spec
, struct_type
);
761 if (strcmp(struct_type
, "BLEND_STATE") == 0) {
762 /* Blend states are different from the others because they have a header
763 * struct called BLEND_STATE which is followed by a variable number of
764 * BLEND_STATE_ENTRY structs.
766 fprintf(ctx
->fp
, "%s\n", struct_type
);
767 ctx_print_group(ctx
, state
, state_addr
, state_map
);
769 state_addr
+= state
->dw_length
* 4;
770 state_map
+= state
->dw_length
* 4;
772 struct_type
= "BLEND_STATE_ENTRY";
773 state
= gen_spec_find_struct(ctx
->spec
, struct_type
);
776 count
= update_count(ctx
, ctx
->dynamic_base
+ state_offset
,
777 ctx
->dynamic_base
, state
->dw_length
, count
);
779 for (int i
= 0; i
< count
; i
++) {
780 fprintf(ctx
->fp
, "%s %d\n", struct_type
, i
);
781 ctx_print_group(ctx
, state
, state_addr
, state_map
);
783 state_addr
+= state
->dw_length
* 4;
784 state_map
+= state
->dw_length
* 4;
789 decode_3dstate_viewport_state_pointers_cc(struct gen_batch_decode_ctx
*ctx
,
792 decode_dynamic_state_pointers(ctx
, "CC_VIEWPORT", p
, 4);
796 decode_3dstate_viewport_state_pointers_sf_clip(struct gen_batch_decode_ctx
*ctx
,
799 decode_dynamic_state_pointers(ctx
, "SF_CLIP_VIEWPORT", p
, 4);
803 decode_3dstate_blend_state_pointers(struct gen_batch_decode_ctx
*ctx
,
806 decode_dynamic_state_pointers(ctx
, "BLEND_STATE", p
, 1);
810 decode_3dstate_cc_state_pointers(struct gen_batch_decode_ctx
*ctx
,
813 decode_dynamic_state_pointers(ctx
, "COLOR_CALC_STATE", p
, 1);
817 decode_3dstate_scissor_state_pointers(struct gen_batch_decode_ctx
*ctx
,
820 decode_dynamic_state_pointers(ctx
, "SCISSOR_RECT", p
, 1);
824 decode_3dstate_slice_table_state_pointers(struct gen_batch_decode_ctx
*ctx
,
827 decode_dynamic_state_pointers(ctx
, "SLICE_HASH_TABLE", p
, 1);
831 decode_load_register_imm(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
)
833 struct gen_group
*reg
= gen_spec_find_register(ctx
->spec
, p
[1]);
836 fprintf(ctx
->fp
, "register %s (0x%x): 0x%x\n",
837 reg
->name
, reg
->register_offset
, p
[2]);
838 ctx_print_group(ctx
, reg
, reg
->register_offset
, &p
[2]);
843 decode_vs_state(struct gen_batch_decode_ctx
*ctx
, uint32_t offset
)
845 struct gen_group
*strct
=
846 gen_spec_find_struct(ctx
->spec
, "VS_STATE");
848 fprintf(ctx
->fp
, "did not find VS_STATE info\n");
852 struct gen_batch_decode_bo bind_bo
=
853 ctx_get_bo(ctx
, true, offset
);
855 if (bind_bo
.map
== NULL
) {
856 fprintf(ctx
->fp
, " vs state unavailable\n");
860 ctx_print_group(ctx
, strct
, offset
, bind_bo
.map
);
865 decode_clip_state(struct gen_batch_decode_ctx
*ctx
, uint32_t offset
)
867 struct gen_group
*strct
=
868 gen_spec_find_struct(ctx
->spec
, "CLIP_STATE");
870 fprintf(ctx
->fp
, "did not find CLIP_STATE info\n");
874 struct gen_batch_decode_bo bind_bo
=
875 ctx_get_bo(ctx
, true, offset
);
877 if (bind_bo
.map
== NULL
) {
878 fprintf(ctx
->fp
, " clip state unavailable\n");
882 ctx_print_group(ctx
, strct
, offset
, bind_bo
.map
);
884 struct gen_group
*vp_strct
=
885 gen_spec_find_struct(ctx
->spec
, "CLIP_VIEWPORT");
886 if (vp_strct
== NULL
) {
887 fprintf(ctx
->fp
, "did not find CLIP_VIEWPORT info\n");
890 uint32_t clip_vp_offset
= ((uint32_t *)bind_bo
.map
)[6] & ~0x3;
891 struct gen_batch_decode_bo vp_bo
=
892 ctx_get_bo(ctx
, true, clip_vp_offset
);
893 if (vp_bo
.map
== NULL
) {
894 fprintf(ctx
->fp
, " clip vp state unavailable\n");
897 ctx_print_group(ctx
, vp_strct
, clip_vp_offset
, vp_bo
.map
);
901 decode_sf_state(struct gen_batch_decode_ctx
*ctx
, uint32_t offset
)
903 struct gen_group
*strct
=
904 gen_spec_find_struct(ctx
->spec
, "SF_STATE");
906 fprintf(ctx
->fp
, "did not find SF_STATE info\n");
910 struct gen_batch_decode_bo bind_bo
=
911 ctx_get_bo(ctx
, true, offset
);
913 if (bind_bo
.map
== NULL
) {
914 fprintf(ctx
->fp
, " sf state unavailable\n");
918 ctx_print_group(ctx
, strct
, offset
, bind_bo
.map
);
920 struct gen_group
*vp_strct
=
921 gen_spec_find_struct(ctx
->spec
, "SF_VIEWPORT");
922 if (vp_strct
== NULL
) {
923 fprintf(ctx
->fp
, "did not find SF_VIEWPORT info\n");
927 uint32_t sf_vp_offset
= ((uint32_t *)bind_bo
.map
)[5] & ~0x3;
928 struct gen_batch_decode_bo vp_bo
=
929 ctx_get_bo(ctx
, true, sf_vp_offset
);
930 if (vp_bo
.map
== NULL
) {
931 fprintf(ctx
->fp
, " sf vp state unavailable\n");
934 ctx_print_group(ctx
, vp_strct
, sf_vp_offset
, vp_bo
.map
);
938 decode_wm_state(struct gen_batch_decode_ctx
*ctx
, uint32_t offset
)
940 struct gen_group
*strct
=
941 gen_spec_find_struct(ctx
->spec
, "WM_STATE");
943 fprintf(ctx
->fp
, "did not find WM_STATE info\n");
947 struct gen_batch_decode_bo bind_bo
=
948 ctx_get_bo(ctx
, true, offset
);
950 if (bind_bo
.map
== NULL
) {
951 fprintf(ctx
->fp
, " wm state unavailable\n");
955 ctx_print_group(ctx
, strct
, offset
, bind_bo
.map
);
959 decode_cc_state(struct gen_batch_decode_ctx
*ctx
, uint32_t offset
)
961 struct gen_group
*strct
=
962 gen_spec_find_struct(ctx
->spec
, "COLOR_CALC_STATE");
964 fprintf(ctx
->fp
, "did not find COLOR_CALC_STATE info\n");
968 struct gen_batch_decode_bo bind_bo
=
969 ctx_get_bo(ctx
, true, offset
);
971 if (bind_bo
.map
== NULL
) {
972 fprintf(ctx
->fp
, " cc state unavailable\n");
976 ctx_print_group(ctx
, strct
, offset
, bind_bo
.map
);
978 struct gen_group
*vp_strct
=
979 gen_spec_find_struct(ctx
->spec
, "CC_VIEWPORT");
980 if (vp_strct
== NULL
) {
981 fprintf(ctx
->fp
, "did not find CC_VIEWPORT info\n");
984 uint32_t cc_vp_offset
= ((uint32_t *)bind_bo
.map
)[4] & ~0x3;
985 struct gen_batch_decode_bo vp_bo
=
986 ctx_get_bo(ctx
, true, cc_vp_offset
);
987 if (vp_bo
.map
== NULL
) {
988 fprintf(ctx
->fp
, " cc vp state unavailable\n");
991 ctx_print_group(ctx
, vp_strct
, cc_vp_offset
, vp_bo
.map
);
994 decode_pipelined_pointers(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
)
996 fprintf(ctx
->fp
, "VS State Table:\n");
997 decode_vs_state(ctx
, p
[1]);
998 fprintf(ctx
->fp
, "Clip State Table:\n");
999 decode_clip_state(ctx
, p
[3] & ~1);
1000 fprintf(ctx
->fp
, "SF State Table:\n");
1001 decode_sf_state(ctx
, p
[4]);
1002 fprintf(ctx
->fp
, "WM State Table:\n");
1003 decode_wm_state(ctx
, p
[5]);
1004 fprintf(ctx
->fp
, "CC State Table:\n");
1005 decode_cc_state(ctx
, p
[6]);
1008 struct custom_decoder
{
1009 const char *cmd_name
;
1010 void (*decode
)(struct gen_batch_decode_ctx
*ctx
, const uint32_t *p
);
1011 } custom_decoders
[] = {
1012 { "STATE_BASE_ADDRESS", handle_state_base_address
},
1013 { "MEDIA_INTERFACE_DESCRIPTOR_LOAD", handle_media_interface_descriptor_load
},
1014 { "3DSTATE_VERTEX_BUFFERS", handle_3dstate_vertex_buffers
},
1015 { "3DSTATE_INDEX_BUFFER", handle_3dstate_index_buffer
},
1016 { "3DSTATE_VS", decode_single_ksp
},
1017 { "3DSTATE_GS", decode_single_ksp
},
1018 { "3DSTATE_DS", decode_single_ksp
},
1019 { "3DSTATE_HS", decode_single_ksp
},
1020 { "3DSTATE_PS", decode_ps_kernels
},
1021 { "3DSTATE_WM", decode_ps_kernels
},
1022 { "3DSTATE_CONSTANT_VS", decode_3dstate_constant
},
1023 { "3DSTATE_CONSTANT_GS", decode_3dstate_constant
},
1024 { "3DSTATE_CONSTANT_PS", decode_3dstate_constant
},
1025 { "3DSTATE_CONSTANT_HS", decode_3dstate_constant
},
1026 { "3DSTATE_CONSTANT_DS", decode_3dstate_constant
},
1027 { "3DSTATE_CONSTANT_ALL", decode_3dstate_constant_all
},
1029 { "3DSTATE_BINDING_TABLE_POINTERS", decode_gen6_3dstate_binding_table_pointers
},
1030 { "3DSTATE_BINDING_TABLE_POINTERS_VS", decode_3dstate_binding_table_pointers
},
1031 { "3DSTATE_BINDING_TABLE_POINTERS_HS", decode_3dstate_binding_table_pointers
},
1032 { "3DSTATE_BINDING_TABLE_POINTERS_DS", decode_3dstate_binding_table_pointers
},
1033 { "3DSTATE_BINDING_TABLE_POINTERS_GS", decode_3dstate_binding_table_pointers
},
1034 { "3DSTATE_BINDING_TABLE_POINTERS_PS", decode_3dstate_binding_table_pointers
},
1036 { "3DSTATE_SAMPLER_STATE_POINTERS_VS", decode_3dstate_sampler_state_pointers
},
1037 { "3DSTATE_SAMPLER_STATE_POINTERS_HS", decode_3dstate_sampler_state_pointers
},
1038 { "3DSTATE_SAMPLER_STATE_POINTERS_DS", decode_3dstate_sampler_state_pointers
},
1039 { "3DSTATE_SAMPLER_STATE_POINTERS_GS", decode_3dstate_sampler_state_pointers
},
1040 { "3DSTATE_SAMPLER_STATE_POINTERS_PS", decode_3dstate_sampler_state_pointers
},
1041 { "3DSTATE_SAMPLER_STATE_POINTERS", decode_3dstate_sampler_state_pointers_gen6
},
1043 { "3DSTATE_VIEWPORT_STATE_POINTERS_CC", decode_3dstate_viewport_state_pointers_cc
},
1044 { "3DSTATE_VIEWPORT_STATE_POINTERS_SF_CLIP", decode_3dstate_viewport_state_pointers_sf_clip
},
1045 { "3DSTATE_BLEND_STATE_POINTERS", decode_3dstate_blend_state_pointers
},
1046 { "3DSTATE_CC_STATE_POINTERS", decode_3dstate_cc_state_pointers
},
1047 { "3DSTATE_SCISSOR_STATE_POINTERS", decode_3dstate_scissor_state_pointers
},
1048 { "3DSTATE_SLICE_TABLE_STATE_POINTERS", decode_3dstate_slice_table_state_pointers
},
1049 { "MI_LOAD_REGISTER_IMM", decode_load_register_imm
},
1050 { "3DSTATE_PIPELINED_POINTERS", decode_pipelined_pointers
}
1054 gen_print_batch(struct gen_batch_decode_ctx
*ctx
,
1055 const uint32_t *batch
, uint32_t batch_size
,
1056 uint64_t batch_addr
, bool from_ring
)
1058 const uint32_t *p
, *end
= batch
+ batch_size
/ sizeof(uint32_t);
1060 struct gen_group
*inst
;
1061 const char *reset_color
= ctx
->flags
& GEN_BATCH_DECODE_IN_COLOR
? NORMAL
: "";
1063 if (ctx
->n_batch_buffer_start
>= 100) {
1064 fprintf(ctx
->fp
, "%s0x%08"PRIx64
": Max batch buffer jumps exceeded%s\n",
1065 (ctx
->flags
& GEN_BATCH_DECODE_IN_COLOR
) ? RED_COLOR
: "",
1066 (ctx
->flags
& GEN_BATCH_DECODE_OFFSETS
) ? batch_addr
: 0,
1071 ctx
->n_batch_buffer_start
++;
1073 for (p
= batch
; p
< end
; p
+= length
) {
1074 inst
= gen_ctx_find_instruction(ctx
, p
);
1075 length
= gen_group_get_length(inst
, p
);
1076 assert(inst
== NULL
|| length
> 0);
1077 length
= MAX2(1, length
);
1080 if (ctx
->flags
& GEN_BATCH_DECODE_OFFSETS
)
1081 offset
= batch_addr
+ ((char *)p
- (char *)batch
);
1086 fprintf(ctx
->fp
, "%s0x%08"PRIx64
": unknown instruction %08x%s\n",
1087 (ctx
->flags
& GEN_BATCH_DECODE_IN_COLOR
) ? RED_COLOR
: "",
1088 offset
, p
[0], reset_color
);
1093 const char *inst_name
= gen_group_get_name(inst
);
1094 if (ctx
->flags
& GEN_BATCH_DECODE_IN_COLOR
) {
1095 reset_color
= NORMAL
;
1096 if (ctx
->flags
& GEN_BATCH_DECODE_FULL
) {
1097 if (strcmp(inst_name
, "MI_BATCH_BUFFER_START") == 0 ||
1098 strcmp(inst_name
, "MI_BATCH_BUFFER_END") == 0)
1099 color
= GREEN_HEADER
;
1101 color
= BLUE_HEADER
;
1110 fprintf(ctx
->fp
, "%s0x%08"PRIx64
": 0x%08x: %-80s%s\n",
1111 color
, offset
, p
[0], inst_name
, reset_color
);
1113 if (ctx
->flags
& GEN_BATCH_DECODE_FULL
) {
1114 ctx_print_group(ctx
, inst
, offset
, p
);
1116 for (int i
= 0; i
< ARRAY_SIZE(custom_decoders
); i
++) {
1117 if (strcmp(inst_name
, custom_decoders
[i
].cmd_name
) == 0) {
1118 custom_decoders
[i
].decode(ctx
, p
);
1124 if (strcmp(inst_name
, "MI_BATCH_BUFFER_START") == 0) {
1125 uint64_t next_batch_addr
= 0;
1127 bool second_level
= false;
1128 struct gen_field_iterator iter
;
1129 gen_field_iterator_init(&iter
, inst
, p
, 0, false);
1130 while (gen_field_iterator_next(&iter
)) {
1131 if (strcmp(iter
.name
, "Batch Buffer Start Address") == 0) {
1132 next_batch_addr
= iter
.raw_value
;
1133 } else if (strcmp(iter
.name
, "Second Level Batch Buffer") == 0) {
1134 second_level
= iter
.raw_value
;
1135 } else if (strcmp(iter
.name
, "Address Space Indicator") == 0) {
1136 ppgtt
= iter
.raw_value
;
1140 struct gen_batch_decode_bo next_batch
= ctx_get_bo(ctx
, ppgtt
, next_batch_addr
);
1142 if (next_batch
.map
== NULL
) {
1143 fprintf(ctx
->fp
, "Secondary batch at 0x%08"PRIx64
" unavailable\n",
1146 gen_print_batch(ctx
, next_batch
.map
, next_batch
.size
,
1147 next_batch
.addr
, false);
1150 /* MI_BATCH_BUFFER_START with "2nd Level Batch Buffer" set acts
1151 * like a subroutine call. Commands that come afterwards get
1152 * processed once the 2nd level batch buffer returns with
1153 * MI_BATCH_BUFFER_END.
1156 } else if (!from_ring
) {
1157 /* MI_BATCH_BUFFER_START with "2nd Level Batch Buffer" unset acts
1158 * like a goto. Nothing after it will ever get processed. In
1159 * order to prevent the recursion from growing, we just reset the
1160 * loop and continue;
1164 } else if (strcmp(inst_name
, "MI_BATCH_BUFFER_END") == 0) {
1169 ctx
->n_batch_buffer_start
--;