2 * Copyright (C) 2017-2019 Alyssa Rosenzweig
3 * Copyright (C) 2017-2019 Connor Abbott
4 * Copyright (C) 2019 Collabora, Ltd.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 #include <midgard_pack.h>
34 #include "util/macros.h"
35 #include "util/u_math.h"
37 #include "midgard/disassemble.h"
38 #include "bifrost/disassemble.h"
40 #include "pan_encoder.h"
42 static void pandecode_swizzle(unsigned swizzle
, enum mali_format format
);
44 #define MEMORY_PROP(obj, p) {\
46 char *a = pointer_as_memory_reference(obj->p); \
47 pandecode_prop("%s = %s", #p, a); \
52 #define MEMORY_PROP_DIR(obj, p) {\
54 char *a = pointer_as_memory_reference(obj.p); \
55 pandecode_prop("%s = %s", #p, a); \
60 #define DUMP_CL(title, T, cl, indent) {\
61 fprintf(pandecode_dump_stream, "%s\n", title); \
62 struct MALI_ ## T temp; \
63 MALI_ ## T ## _unpack((const uint8_t *) cl, &temp); \
64 MALI_ ## T ## _print(pandecode_dump_stream, &temp, indent * 2); \
67 #define MAP_ADDR(T, addr, cl) \
68 const uint8_t *cl = 0; \
70 struct pandecode_mapped_memory *mapped_mem = pandecode_find_mapped_gpu_mem_containing(addr); \
71 cl = pandecode_fetch_gpu_mem(mapped_mem, addr, MALI_ ## T ## _LENGTH); \
74 #define DUMP_ADDR(title, T, addr, indent) {\
75 MAP_ADDR(T, addr, cl) \
76 DUMP_CL(title, T, cl, indent); \
79 FILE *pandecode_dump_stream
;
81 /* Semantic logging type.
83 * Raw: for raw messages to be printed as is.
84 * Message: for helpful information to be commented out in replays.
85 * Property: for properties of a struct
87 * Use one of pandecode_log, pandecode_msg, or pandecode_prop as syntax sugar.
90 enum pandecode_log_type
{
96 #define pandecode_log(...) pandecode_log_typed(PANDECODE_RAW, __VA_ARGS__)
97 #define pandecode_msg(...) pandecode_log_typed(PANDECODE_MESSAGE, __VA_ARGS__)
98 #define pandecode_prop(...) pandecode_log_typed(PANDECODE_PROPERTY, __VA_ARGS__)
100 unsigned pandecode_indent
= 0;
103 pandecode_make_indent(void)
105 for (unsigned i
= 0; i
< pandecode_indent
; ++i
)
106 fprintf(pandecode_dump_stream
, " ");
110 pandecode_log_typed(enum pandecode_log_type type
, const char *format
, ...)
114 pandecode_make_indent();
116 if (type
== PANDECODE_MESSAGE
)
117 fprintf(pandecode_dump_stream
, "// ");
118 else if (type
== PANDECODE_PROPERTY
)
119 fprintf(pandecode_dump_stream
, ".");
121 va_start(ap
, format
);
122 vfprintf(pandecode_dump_stream
, format
, ap
);
125 if (type
== PANDECODE_PROPERTY
)
126 fprintf(pandecode_dump_stream
, ",\n");
130 pandecode_log_cont(const char *format
, ...)
134 va_start(ap
, format
);
135 vfprintf(pandecode_dump_stream
, format
, ap
);
139 /* To check for memory safety issues, validates that the given pointer in GPU
140 * memory is valid, containing at least sz bytes. The goal is to eliminate
141 * GPU-side memory bugs (NULL pointer dereferences, buffer overflows, or buffer
142 * overruns) by statically validating pointers.
146 pandecode_validate_buffer(mali_ptr addr
, size_t sz
)
149 pandecode_msg("XXX: null pointer deref");
155 struct pandecode_mapped_memory
*bo
=
156 pandecode_find_mapped_gpu_mem_containing(addr
);
159 pandecode_msg("XXX: invalid memory dereference\n");
165 unsigned offset
= addr
- bo
->gpu_va
;
166 unsigned total
= offset
+ sz
;
168 if (total
> bo
->length
) {
169 pandecode_msg("XXX: buffer overrun. "
170 "Chunk of size %zu at offset %d in buffer of size %zu. "
171 "Overrun by %zu bytes. \n",
172 sz
, offset
, bo
->length
, total
- bo
->length
);
177 struct pandecode_flag_info
{
183 pandecode_log_decoded_flags(const struct pandecode_flag_info
*flag_info
,
186 bool decodable_flags_found
= false;
188 for (int i
= 0; flag_info
[i
].name
; i
++) {
189 if ((flags
& flag_info
[i
].flag
) != flag_info
[i
].flag
)
192 if (!decodable_flags_found
) {
193 decodable_flags_found
= true;
195 pandecode_log_cont(" | ");
198 pandecode_log_cont("%s", flag_info
[i
].name
);
200 flags
&= ~flag_info
[i
].flag
;
203 if (decodable_flags_found
) {
205 pandecode_log_cont(" | 0x%" PRIx64
, flags
);
207 pandecode_log_cont("0x%" PRIx64
, flags
);
211 #define FLAG_INFO(flag) { MALI_##flag, "MALI_" #flag }
212 static const struct pandecode_flag_info gl_enable_flag_info
[] = {
213 FLAG_INFO(OCCLUSION_QUERY
),
214 FLAG_INFO(OCCLUSION_PRECISE
),
215 FLAG_INFO(FRONT_CCW_TOP
),
216 FLAG_INFO(CULL_FACE_FRONT
),
217 FLAG_INFO(CULL_FACE_BACK
),
222 #define FLAG_INFO(flag) { MALI_CLEAR_##flag, "MALI_CLEAR_" #flag }
223 static const struct pandecode_flag_info clear_flag_info
[] = {
226 FLAG_INFO(SLOW_STENCIL
),
231 #define FLAG_INFO(flag) { MALI_MFBD_FORMAT_##flag, "MALI_MFBD_FORMAT_" #flag }
232 static const struct pandecode_flag_info mfbd_fmt_flag_info
[] = {
238 #define FLAG_INFO(flag) { MALI_AFBC_##flag, "MALI_AFBC_" #flag }
239 static const struct pandecode_flag_info afbc_fmt_flag_info
[] = {
245 #define FLAG_INFO(flag) { MALI_EXTRA_##flag, "MALI_EXTRA_" #flag }
246 static const struct pandecode_flag_info mfbd_extra_flag_hi_info
[] = {
252 #define FLAG_INFO(flag) { MALI_EXTRA_##flag, "MALI_EXTRA_" #flag }
253 static const struct pandecode_flag_info mfbd_extra_flag_lo_info
[] = {
259 #define FLAG_INFO(flag) { MALI_MFBD_##flag, "MALI_MFBD_" #flag }
260 static const struct pandecode_flag_info mfbd_flag_info
[] = {
261 FLAG_INFO(DEPTH_WRITE
),
267 #define FLAG_INFO(flag) { MALI_SFBD_FORMAT_##flag, "MALI_SFBD_FORMAT_" #flag }
268 static const struct pandecode_flag_info sfbd_unk1_info
[] = {
275 #define FLAG_INFO(flag) { MALI_SFBD_FORMAT_##flag, "MALI_SFBD_FORMAT_" #flag }
276 static const struct pandecode_flag_info sfbd_unk2_info
[] = {
283 /* Midgard's tiler descriptor is embedded within the
287 pandecode_midgard_tiler_descriptor(
288 const struct midgard_tiler_descriptor
*t
,
294 pandecode_log(".tiler = {\n");
297 if (t
->hierarchy_mask
== MALI_TILER_DISABLED
)
298 pandecode_prop("hierarchy_mask = MALI_TILER_DISABLED");
300 pandecode_prop("hierarchy_mask = 0x%" PRIx16
, t
->hierarchy_mask
);
302 /* We know this name from the kernel, but we never see it nonzero */
305 pandecode_msg("XXX: unexpected tiler flags 0x%" PRIx16
, t
->flags
);
307 MEMORY_PROP(t
, polygon_list
);
309 /* The body is offset from the base of the polygon list */
310 //assert(t->polygon_list_body > t->polygon_list);
311 unsigned body_offset
= t
->polygon_list_body
- t
->polygon_list
;
313 /* It needs to fit inside the reported size */
314 //assert(t->polygon_list_size >= body_offset);
316 /* Now that we've sanity checked, we'll try to calculate the sizes
317 * ourselves for comparison */
319 unsigned ref_header
= panfrost_tiler_header_size(width
, height
, t
->hierarchy_mask
, has_hierarchy
);
320 unsigned ref_size
= panfrost_tiler_full_size(width
, height
, t
->hierarchy_mask
, has_hierarchy
);
322 if (!((ref_header
== body_offset
) && (ref_size
== t
->polygon_list_size
))) {
323 pandecode_msg("XXX: bad polygon list size (expected %d / 0x%x)\n",
324 ref_header
, ref_size
);
325 pandecode_prop("polygon_list_size = 0x%x", t
->polygon_list_size
);
326 pandecode_msg("body offset %d\n", body_offset
);
329 /* The tiler heap has a start and end specified -- it should be
330 * identical to what we have in the BO. The exception is if tiling is
333 MEMORY_PROP(t
, heap_start
);
334 assert(t
->heap_end
>= t
->heap_start
);
336 unsigned heap_size
= t
->heap_end
- t
->heap_start
;
338 /* Tiling is enabled with a special flag */
339 unsigned hierarchy_mask
= t
->hierarchy_mask
& MALI_HIERARCHY_MASK
;
340 unsigned tiler_flags
= t
->hierarchy_mask
^ hierarchy_mask
;
342 bool tiling_enabled
= hierarchy_mask
;
344 if (tiling_enabled
) {
345 /* We should also have no other flags */
347 pandecode_msg("XXX: unexpected tiler %X\n", tiler_flags
);
349 /* When tiling is disabled, we should have that flag and no others */
351 if (tiler_flags
!= MALI_TILER_DISABLED
) {
352 pandecode_msg("XXX: unexpected tiler flag %X, expected MALI_TILER_DISABLED\n",
356 /* We should also have an empty heap */
358 pandecode_msg("XXX: tiler heap size %d given, expected empty\n",
362 /* Disabled tiling is used only for clear-only jobs, which are
363 * purely FRAGMENT, so we should never see this for
364 * non-FRAGMENT descriptors. */
367 pandecode_msg("XXX: tiler disabled for non-FRAGMENT job\n");
370 /* We've never seen weights used in practice, but we know from the
371 * kernel these fields is there */
373 bool nonzero_weights
= false;
375 for (unsigned w
= 0; w
< ARRAY_SIZE(t
->weights
); ++w
) {
376 nonzero_weights
|= t
->weights
[w
] != 0x0;
379 if (nonzero_weights
) {
380 pandecode_log(".weights = { ");
382 for (unsigned w
= 0; w
< ARRAY_SIZE(t
->weights
); ++w
) {
383 pandecode_log_cont("%d, ", t
->weights
[w
]);
390 pandecode_log("}\n");
393 /* TODO: The Bifrost tiler is not understood at all yet */
396 pandecode_bifrost_tiler_descriptor(const struct mali_framebuffer
*fb
)
398 pandecode_log(".tiler = {\n");
401 MEMORY_PROP(fb
, tiler_meta
);
403 for (int i
= 0; i
< 16; i
++) {
404 if (fb
->zeros
[i
] != 0) {
405 pandecode_msg("XXX: tiler descriptor zero %d tripped, value %x\n",
410 pandecode_log("},\n");
413 pandecode_log("}\n");
417 /* Information about the framebuffer passed back for
418 * additional analysis */
420 struct pandecode_fbd
{
428 pandecode_sfbd_format(struct mali_sfbd_format format
)
430 pandecode_log(".format = {\n");
433 pandecode_log(".unk1 = ");
434 pandecode_log_decoded_flags(sfbd_unk1_info
, format
.unk1
);
435 pandecode_log_cont(",\n");
437 /* TODO: Map formats so we can check swizzles and print nicely */
438 pandecode_log("swizzle");
439 pandecode_swizzle(format
.swizzle
, MALI_RGBA8_UNORM
);
440 pandecode_log_cont(",\n");
442 pandecode_prop("nr_channels = MALI_POSITIVE(%d)",
443 (format
.nr_channels
+ 1));
445 pandecode_log(".unk2 = ");
446 pandecode_log_decoded_flags(sfbd_unk2_info
, format
.unk2
);
447 pandecode_log_cont(",\n");
449 pandecode_prop("block = %s", mali_block_format_as_str(format
.block
));
451 pandecode_prop("unk3 = 0x%" PRIx32
, format
.unk3
);
454 pandecode_log("},\n");
458 pandecode_shared_memory(const struct mali_shared_memory
*desc
, bool is_compute
)
460 pandecode_prop("stack_shift = 0x%x", desc
->stack_shift
);
463 pandecode_prop("unk0 = 0x%x", desc
->unk0
);
465 if (desc
->shared_workgroup_count
!= 0x1F) {
466 pandecode_prop("shared_workgroup_count = %d", desc
->shared_workgroup_count
);
468 pandecode_msg("XXX: wrong workgroup count for noncompute\n");
471 if (desc
->shared_unk1
|| desc
->shared_shift
) {
472 pandecode_prop("shared_unk1 = %X", desc
->shared_unk1
);
473 pandecode_prop("shared_shift = %X", desc
->shared_shift
);
476 pandecode_msg("XXX: shared memory configured in noncompute shader");
479 if (desc
->shared_zero
) {
480 pandecode_msg("XXX: shared memory zero tripped\n");
481 pandecode_prop("shared_zero = 0x%" PRIx32
, desc
->shared_zero
);
484 if (desc
->shared_memory
&& !is_compute
)
485 pandecode_msg("XXX: shared memory used in noncompute shader\n");
487 MEMORY_PROP(desc
, scratchpad
);
488 MEMORY_PROP(desc
, shared_memory
);
489 MEMORY_PROP(desc
, unknown1
);
491 if (desc
->scratchpad
) {
492 struct pandecode_mapped_memory
*smem
=
493 pandecode_find_mapped_gpu_mem_containing(desc
->scratchpad
);
495 pandecode_msg("scratchpad size %u\n", smem
->length
);
500 static struct pandecode_fbd
501 pandecode_sfbd(uint64_t gpu_va
, int job_no
, bool is_fragment
, unsigned gpu_id
)
503 struct pandecode_mapped_memory
*mem
= pandecode_find_mapped_gpu_mem_containing(gpu_va
);
504 const struct mali_single_framebuffer
*PANDECODE_PTR_VAR(s
, mem
, (mali_ptr
) gpu_va
);
506 struct pandecode_fbd info
= {
511 pandecode_log("struct mali_single_framebuffer framebuffer_%"PRIx64
"_%d = {\n", gpu_va
, job_no
);
514 pandecode_log(".shared_memory = {\n");
516 pandecode_shared_memory(&s
->shared_memory
, false);
518 pandecode_log("},\n");
520 pandecode_sfbd_format(s
->format
);
522 info
.width
= s
->width
+ 1;
523 info
.height
= s
->height
+ 1;
525 pandecode_prop("width = MALI_POSITIVE(%" PRId16
")", info
.width
);
526 pandecode_prop("height = MALI_POSITIVE(%" PRId16
")", info
.height
);
528 MEMORY_PROP(s
, checksum
);
530 if (s
->checksum_stride
)
531 pandecode_prop("checksum_stride = %d", s
->checksum_stride
);
533 MEMORY_PROP(s
, framebuffer
);
534 pandecode_prop("stride = %d", s
->stride
);
536 /* Earlier in the actual commandstream -- right before width -- but we
537 * delay to flow nicer */
539 pandecode_log(".clear_flags = ");
540 pandecode_log_decoded_flags(clear_flag_info
, s
->clear_flags
);
541 pandecode_log_cont(",\n");
543 if (s
->depth_buffer
) {
544 MEMORY_PROP(s
, depth_buffer
);
545 pandecode_prop("depth_stride = %d", s
->depth_stride
);
548 if (s
->stencil_buffer
) {
549 MEMORY_PROP(s
, stencil_buffer
);
550 pandecode_prop("stencil_stride = %d", s
->stencil_stride
);
553 if (s
->depth_stride_zero
||
554 s
->stencil_stride_zero
||
555 s
->zero7
|| s
->zero8
) {
556 pandecode_msg("XXX: Depth/stencil zeros tripped\n");
557 pandecode_prop("depth_stride_zero = 0x%x",
558 s
->depth_stride_zero
);
559 pandecode_prop("stencil_stride_zero = 0x%x",
560 s
->stencil_stride_zero
);
561 pandecode_prop("zero7 = 0x%" PRIx32
,
563 pandecode_prop("zero8 = 0x%" PRIx32
,
567 if (s
->clear_color_1
| s
->clear_color_2
| s
->clear_color_3
| s
->clear_color_4
) {
568 pandecode_prop("clear_color_1 = 0x%" PRIx32
, s
->clear_color_1
);
569 pandecode_prop("clear_color_2 = 0x%" PRIx32
, s
->clear_color_2
);
570 pandecode_prop("clear_color_3 = 0x%" PRIx32
, s
->clear_color_3
);
571 pandecode_prop("clear_color_4 = 0x%" PRIx32
, s
->clear_color_4
);
574 if (s
->clear_depth_1
!= 0 || s
->clear_depth_2
!= 0 || s
->clear_depth_3
!= 0 || s
->clear_depth_4
!= 0) {
575 pandecode_prop("clear_depth_1 = %f", s
->clear_depth_1
);
576 pandecode_prop("clear_depth_2 = %f", s
->clear_depth_2
);
577 pandecode_prop("clear_depth_3 = %f", s
->clear_depth_3
);
578 pandecode_prop("clear_depth_4 = %f", s
->clear_depth_4
);
581 if (s
->clear_stencil
) {
582 pandecode_prop("clear_stencil = 0x%x", s
->clear_stencil
);
585 const struct midgard_tiler_descriptor t
= s
->tiler
;
587 bool has_hierarchy
= !(gpu_id
== 0x0720 || gpu_id
== 0x0820 || gpu_id
== 0x0830);
588 pandecode_midgard_tiler_descriptor(&t
, s
->width
+ 1, s
->height
+ 1, is_fragment
, has_hierarchy
);
591 pandecode_log("};\n");
593 pandecode_prop("zero2 = 0x%" PRIx32
, s
->zero2
);
594 pandecode_prop("zero4 = 0x%" PRIx32
, s
->zero4
);
595 pandecode_prop("zero5 = 0x%" PRIx32
, s
->zero5
);
597 pandecode_log_cont(".zero3 = {");
599 for (int i
= 0; i
< sizeof(s
->zero3
) / sizeof(s
->zero3
[0]); ++i
)
600 pandecode_log_cont("%X, ", s
->zero3
[i
]);
602 pandecode_log_cont("},\n");
604 pandecode_log_cont(".zero6 = {");
606 for (int i
= 0; i
< sizeof(s
->zero6
) / sizeof(s
->zero6
[0]); ++i
)
607 pandecode_log_cont("%X, ", s
->zero6
[i
]);
609 pandecode_log_cont("},\n");
615 pandecode_compute_fbd(uint64_t gpu_va
, int job_no
)
617 struct pandecode_mapped_memory
*mem
= pandecode_find_mapped_gpu_mem_containing(gpu_va
);
618 const struct mali_shared_memory
*PANDECODE_PTR_VAR(s
, mem
, (mali_ptr
) gpu_va
);
620 pandecode_log("struct mali_shared_memory shared_%"PRIx64
"_%d = {\n", gpu_va
, job_no
);
622 pandecode_shared_memory(s
, true);
624 pandecode_log("},\n");
627 /* Extracts the number of components associated with a Mali format */
630 pandecode_format_component_count(enum mali_format fmt
)
632 /* Mask out the format class */
633 unsigned top
= fmt
& 0b11100000;
636 case MALI_FORMAT_SNORM
:
637 case MALI_FORMAT_UINT
:
638 case MALI_FORMAT_UNORM
:
639 case MALI_FORMAT_SINT
:
640 return ((fmt
>> 3) & 3) + 1;
647 /* Extracts a mask of accessed components from a 12-bit Mali swizzle */
650 pandecode_access_mask_from_channel_swizzle(unsigned swizzle
)
653 assert(MALI_CHANNEL_R
== 0);
655 for (unsigned c
= 0; c
< 4; ++c
) {
656 enum mali_channel chan
= (swizzle
>> (3*c
)) & 0x7;
658 if (chan
<= MALI_CHANNEL_A
)
665 /* Validates that a (format, swizzle) pair is valid, in the sense that the
666 * swizzle doesn't access any components that are undefined in the format.
667 * Returns whether the swizzle is trivial (doesn't do any swizzling) and can be
671 pandecode_validate_format_swizzle(enum mali_format fmt
, unsigned swizzle
)
673 unsigned nr_comp
= pandecode_format_component_count(fmt
);
674 unsigned access_mask
= pandecode_access_mask_from_channel_swizzle(swizzle
);
675 unsigned valid_mask
= (1 << nr_comp
) - 1;
676 unsigned invalid_mask
= ~valid_mask
;
678 if (access_mask
& invalid_mask
) {
679 pandecode_msg("XXX: invalid components accessed\n");
683 /* Check for the default non-swizzling swizzle so we can suppress
684 * useless printing for the defaults */
686 unsigned default_swizzles
[4] = {
687 MALI_CHANNEL_R
| (MALI_CHANNEL_0
<< 3) | (MALI_CHANNEL_0
<< 6) | (MALI_CHANNEL_1
<< 9),
688 MALI_CHANNEL_R
| (MALI_CHANNEL_G
<< 3) | (MALI_CHANNEL_0
<< 6) | (MALI_CHANNEL_1
<< 9),
689 MALI_CHANNEL_R
| (MALI_CHANNEL_G
<< 3) | (MALI_CHANNEL_B
<< 6) | (MALI_CHANNEL_1
<< 9),
690 MALI_CHANNEL_R
| (MALI_CHANNEL_G
<< 3) | (MALI_CHANNEL_B
<< 6) | (MALI_CHANNEL_A
<< 9)
693 return (swizzle
== default_swizzles
[nr_comp
- 1]);
697 pandecode_swizzle(unsigned swizzle
, enum mali_format format
)
699 /* First, do some validation */
700 bool trivial_swizzle
= pandecode_validate_format_swizzle(
706 /* Next, print the swizzle */
707 pandecode_log_cont(".");
709 static const char components
[] = "rgba01";
711 for (unsigned c
= 0; c
< 4; ++c
) {
712 enum mali_channel chan
= (swizzle
>> (3 * c
)) & 0x7;
714 if (chan
> MALI_CHANNEL_1
) {
715 pandecode_log("XXX: invalid swizzle channel %d\n", chan
);
718 pandecode_log_cont("%c", components
[chan
]);
723 pandecode_rt_format(struct mali_rt_format format
)
725 pandecode_log(".format = {\n");
728 pandecode_prop("unk1 = 0x%" PRIx32
, format
.unk1
);
729 pandecode_prop("unk2 = 0x%" PRIx32
, format
.unk2
);
730 pandecode_prop("unk3 = 0x%" PRIx32
, format
.unk3
);
731 pandecode_prop("unk4 = 0x%" PRIx32
, format
.unk4
);
733 pandecode_prop("block = %s", mali_block_format_as_str(format
.block
));
735 /* TODO: Map formats so we can check swizzles and print nicely */
736 pandecode_log("swizzle");
737 pandecode_swizzle(format
.swizzle
, MALI_RGBA8_UNORM
);
738 pandecode_log_cont(",\n");
740 pandecode_prop("nr_channels = MALI_POSITIVE(%d)",
741 (format
.nr_channels
+ 1));
743 pandecode_log(".flags = ");
744 pandecode_log_decoded_flags(mfbd_fmt_flag_info
, format
.flags
);
745 pandecode_log_cont(",\n");
747 pandecode_prop("msaa = %s", mali_msaa_as_str(format
.msaa
));
749 /* In theory, the no_preload bit can be cleared to enable MFBD preload,
750 * which is a faster hardware-based alternative to the wallpaper method
751 * to preserve framebuffer contents across frames. In practice, MFBD
752 * preload is buggy on Midgard, and so this is a chicken bit. If this
753 * bit isn't set, most likely something broke unrelated to preload */
755 if (!format
.no_preload
) {
756 pandecode_msg("XXX: buggy MFBD preload enabled - chicken bit should be clear\n");
757 pandecode_prop("no_preload = 0x%" PRIx32
, format
.no_preload
);
761 pandecode_prop("zero = 0x%" PRIx32
, format
.zero
);
764 pandecode_log("},\n");
768 pandecode_render_target(uint64_t gpu_va
, unsigned job_no
, const struct mali_framebuffer
*fb
)
770 pandecode_log("struct mali_render_target rts_list_%"PRIx64
"_%d[] = {\n", gpu_va
, job_no
);
773 for (int i
= 0; i
< (fb
->rt_count_1
+ 1); i
++) {
774 mali_ptr rt_va
= gpu_va
+ i
* sizeof(struct mali_render_target
);
775 struct pandecode_mapped_memory
*mem
=
776 pandecode_find_mapped_gpu_mem_containing(rt_va
);
777 const struct mali_render_target
*PANDECODE_PTR_VAR(rt
, mem
, (mali_ptr
) rt_va
);
779 pandecode_log("{\n");
782 pandecode_rt_format(rt
->format
);
784 if (rt
->format
.block
== MALI_BLOCK_FORMAT_AFBC
) {
785 pandecode_log(".afbc = {\n");
788 char *a
= pointer_as_memory_reference(rt
->afbc
.metadata
);
789 pandecode_prop("metadata = %s", a
);
792 pandecode_prop("stride = %d", rt
->afbc
.stride
);
794 pandecode_log(".flags = ");
795 pandecode_log_decoded_flags(afbc_fmt_flag_info
, rt
->afbc
.flags
);
796 pandecode_log_cont(",\n");
799 pandecode_log("},\n");
800 } else if (rt
->afbc
.metadata
|| rt
->afbc
.stride
|| rt
->afbc
.flags
) {
801 pandecode_msg("XXX: AFBC disabled but AFBC field set (0x%lX, 0x%x, 0x%x)\n",
807 MEMORY_PROP(rt
, framebuffer
);
808 pandecode_prop("framebuffer_stride = %d", rt
->framebuffer_stride
);
810 if (rt
->layer_stride
)
811 pandecode_prop("layer_stride = %d", rt
->layer_stride
);
813 if (rt
->clear_color_1
| rt
->clear_color_2
| rt
->clear_color_3
| rt
->clear_color_4
) {
814 pandecode_prop("clear_color_1 = 0x%" PRIx32
, rt
->clear_color_1
);
815 pandecode_prop("clear_color_2 = 0x%" PRIx32
, rt
->clear_color_2
);
816 pandecode_prop("clear_color_3 = 0x%" PRIx32
, rt
->clear_color_3
);
817 pandecode_prop("clear_color_4 = 0x%" PRIx32
, rt
->clear_color_4
);
820 if (rt
->zero1
|| rt
->zero2
) {
821 pandecode_msg("XXX: render target zeros tripped\n");
822 pandecode_prop("zero1 = 0x%" PRIx64
, rt
->zero1
);
823 pandecode_prop("zero2 = 0x%" PRIx32
, rt
->zero2
);
827 pandecode_log("},\n");
831 pandecode_log("};\n");
834 static struct pandecode_fbd
835 pandecode_mfbd_bfr(uint64_t gpu_va
, int job_no
, bool is_fragment
, bool is_compute
, bool is_bifrost
)
837 struct pandecode_mapped_memory
*mem
= pandecode_find_mapped_gpu_mem_containing(gpu_va
);
838 const struct mali_framebuffer
*PANDECODE_PTR_VAR(fb
, mem
, (mali_ptr
) gpu_va
);
840 struct pandecode_fbd info
;
842 if (is_bifrost
&& fb
->msaa
.sample_locations
) {
843 /* The blob stores all possible sample locations in a single buffer
844 * allocated on startup, and just switches the pointer when switching
845 * MSAA state. For now, we just put the data into the cmdstream, but we
846 * should do something like what the blob does with a real driver.
848 * There seem to be 32 slots for sample locations, followed by another
849 * 16. The second 16 is just the center location followed by 15 zeros
850 * in all the cases I've identified (maybe shader vs. depth/color
854 struct pandecode_mapped_memory
*smem
= pandecode_find_mapped_gpu_mem_containing(fb
->msaa
.sample_locations
);
856 const u16
*PANDECODE_PTR_VAR(samples
, smem
, fb
->msaa
.sample_locations
);
858 pandecode_log("uint16_t sample_locations_%d[] = {\n", job_no
);
861 for (int i
= 0; i
< 32 + 16; i
++) {
862 pandecode_log("%d, %d,\n", samples
[2 * i
], samples
[2 * i
+ 1]);
866 pandecode_log("};\n");
869 pandecode_log("struct mali_framebuffer framebuffer_%"PRIx64
"_%d = {\n", gpu_va
, job_no
);
873 pandecode_log(".msaa = {\n");
876 if (fb
->msaa
.sample_locations
)
877 pandecode_prop("sample_locations = sample_locations_%d", job_no
);
879 pandecode_msg("XXX: sample_locations missing\n");
881 if (fb
->msaa
.zero1
|| fb
->msaa
.zero2
|| fb
->msaa
.zero4
) {
882 pandecode_msg("XXX: multisampling zero tripped\n");
883 pandecode_prop("zero1 = %" PRIx64
, fb
->msaa
.zero1
);
884 pandecode_prop("zero2 = %" PRIx64
, fb
->msaa
.zero2
);
885 pandecode_prop("zero4 = %" PRIx64
, fb
->msaa
.zero4
);
889 pandecode_log("},\n");
891 pandecode_log(".shared_memory = {\n");
893 pandecode_shared_memory(&fb
->shared_memory
, is_compute
);
895 pandecode_log("},\n");
898 info
.width
= fb
->width1
+ 1;
899 info
.height
= fb
->height1
+ 1;
900 info
.rt_count
= fb
->rt_count_1
+ 1;
902 pandecode_prop("width1 = MALI_POSITIVE(%d)", fb
->width1
+ 1);
903 pandecode_prop("height1 = MALI_POSITIVE(%d)", fb
->height1
+ 1);
904 pandecode_prop("width2 = MALI_POSITIVE(%d)", fb
->width2
+ 1);
905 pandecode_prop("height2 = MALI_POSITIVE(%d)", fb
->height2
+ 1);
907 pandecode_prop("unk1 = 0x%x", fb
->unk1
);
908 pandecode_prop("unk2 = 0x%x", fb
->unk2
);
909 pandecode_prop("rt_count_1 = MALI_POSITIVE(%d)", fb
->rt_count_1
+ 1);
910 pandecode_prop("rt_count_2 = %d", fb
->rt_count_2
);
912 pandecode_log(".mfbd_flags = ");
913 pandecode_log_decoded_flags(mfbd_flag_info
, fb
->mfbd_flags
);
914 pandecode_log_cont(",\n");
916 if (fb
->clear_stencil
)
917 pandecode_prop("clear_stencil = 0x%x", fb
->clear_stencil
);
920 pandecode_prop("clear_depth = %f", fb
->clear_depth
);
924 pandecode_bifrost_tiler_descriptor(fb
);
926 const struct midgard_tiler_descriptor t
= fb
->tiler
;
927 pandecode_midgard_tiler_descriptor(&t
, fb
->width1
+ 1, fb
->height1
+ 1, is_fragment
, true);
930 pandecode_msg("XXX: skipping compute MFBD, fixme\n");
932 if (fb
->zero3
|| fb
->zero4
) {
933 pandecode_msg("XXX: framebuffer zeros tripped\n");
934 pandecode_prop("zero3 = 0x%" PRIx32
, fb
->zero3
);
935 pandecode_prop("zero4 = 0x%" PRIx32
, fb
->zero4
);
939 pandecode_log("};\n");
941 gpu_va
+= sizeof(struct mali_framebuffer
);
943 info
.has_extra
= (fb
->mfbd_flags
& MALI_MFBD_EXTRA
) && is_fragment
;
945 if (info
.has_extra
) {
946 mem
= pandecode_find_mapped_gpu_mem_containing(gpu_va
);
947 const struct mali_framebuffer_extra
*PANDECODE_PTR_VAR(fbx
, mem
, (mali_ptr
) gpu_va
);
949 pandecode_log("struct mali_framebuffer_extra fb_extra_%"PRIx64
"_%d = {\n", gpu_va
, job_no
);
952 MEMORY_PROP(fbx
, checksum
);
954 if (fbx
->checksum_stride
)
955 pandecode_prop("checksum_stride = %d", fbx
->checksum_stride
);
957 pandecode_log(".flags_hi = ");
958 pandecode_log_decoded_flags(mfbd_extra_flag_hi_info
, fbx
->flags_hi
);
959 pandecode_log_cont(",\n");
961 pandecode_log(".flags_lo = ");
962 pandecode_log_decoded_flags(mfbd_extra_flag_lo_info
, fbx
->flags_lo
);
963 pandecode_log_cont(",\n");
965 pandecode_prop("zs_block = %s", mali_block_format_as_str(fbx
->zs_block
));
966 pandecode_prop("zs_samples = MALI_POSITIVE(%u)", fbx
->zs_samples
+ 1);
968 if (fbx
->zs_block
== MALI_BLOCK_FORMAT_AFBC
) {
969 pandecode_log(".ds_afbc = {\n");
972 MEMORY_PROP_DIR(fbx
->ds_afbc
, depth_stencil_afbc_metadata
);
973 pandecode_prop("depth_stencil_afbc_stride = %d",
974 fbx
->ds_afbc
.depth_stencil_afbc_stride
);
975 MEMORY_PROP_DIR(fbx
->ds_afbc
, depth_stencil
);
977 pandecode_log(".flags = ");
978 pandecode_log_decoded_flags(afbc_fmt_flag_info
, fbx
->ds_afbc
.flags
);
979 pandecode_log_cont(",\n");
981 if (fbx
->ds_afbc
.padding
) {
982 pandecode_msg("XXX: Depth/stencil AFBC zeros tripped\n");
983 pandecode_prop("padding = 0x%" PRIx64
, fbx
->ds_afbc
.padding
);
987 pandecode_log("},\n");
989 pandecode_log(".ds_linear = {\n");
992 if (fbx
->ds_linear
.depth
) {
993 MEMORY_PROP_DIR(fbx
->ds_linear
, depth
);
994 pandecode_prop("depth_stride = %d",
995 fbx
->ds_linear
.depth_stride
);
996 pandecode_prop("depth_layer_stride = %d",
997 fbx
->ds_linear
.depth_layer_stride
);
998 } else if (fbx
->ds_linear
.depth_stride
|| fbx
->ds_linear
.depth_layer_stride
) {
999 pandecode_msg("XXX: depth stride zero tripped %d %d\n", fbx
->ds_linear
.depth_stride
, fbx
->ds_linear
.depth_layer_stride
);
1002 if (fbx
->ds_linear
.stencil
) {
1003 MEMORY_PROP_DIR(fbx
->ds_linear
, stencil
);
1004 pandecode_prop("stencil_stride = %d",
1005 fbx
->ds_linear
.stencil_stride
);
1006 pandecode_prop("stencil_layer_stride = %d",
1007 fbx
->ds_linear
.stencil_layer_stride
);
1008 } else if (fbx
->ds_linear
.stencil_stride
|| fbx
->ds_linear
.stencil_layer_stride
) {
1009 pandecode_msg("XXX: stencil stride zero tripped %d %d\n", fbx
->ds_linear
.stencil_stride
, fbx
->ds_linear
.stencil_layer_stride
);
1012 if (fbx
->ds_linear
.depth_stride_zero
||
1013 fbx
->ds_linear
.stencil_stride_zero
) {
1014 pandecode_msg("XXX: Depth/stencil zeros tripped\n");
1015 pandecode_prop("depth_stride_zero = 0x%x",
1016 fbx
->ds_linear
.depth_stride_zero
);
1017 pandecode_prop("stencil_stride_zero = 0x%x",
1018 fbx
->ds_linear
.stencil_stride_zero
);
1022 pandecode_log("},\n");
1025 if (fbx
->clear_color_1
| fbx
->clear_color_2
) {
1026 pandecode_prop("clear_color_1 = 0x%" PRIx32
, fbx
->clear_color_1
);
1027 pandecode_prop("clear_color_2 = 0x%" PRIx32
, fbx
->clear_color_2
);
1031 pandecode_msg("XXX: fb_extra zeros tripped\n");
1032 pandecode_prop("zero3 = 0x%" PRIx64
, fbx
->zero3
);
1036 pandecode_log("};\n");
1038 gpu_va
+= sizeof(struct mali_framebuffer_extra
);
1042 pandecode_render_target(gpu_va
, job_no
, fb
);
1048 pandecode_attributes(const struct pandecode_mapped_memory
*mem
,
1049 mali_ptr addr
, int job_no
, char *suffix
,
1050 int count
, bool varying
, enum mali_job_type job_type
)
1052 char *prefix
= varying
? "Varying" : "Attribute";
1056 pandecode_msg("warn: No %s records\n", prefix
);
1060 MAP_ADDR(ATTRIBUTE_BUFFER
, addr
, cl
);
1062 for (int i
= 0; i
< count
; ++i
) {
1063 fprintf(pandecode_dump_stream
, "%s\n", prefix
);
1065 struct MALI_ATTRIBUTE_BUFFER temp
;
1066 MALI_ATTRIBUTE_BUFFER_unpack(cl
+ i
* MALI_ATTRIBUTE_BUFFER_LENGTH
, &temp
);
1067 MALI_ATTRIBUTE_BUFFER_print(pandecode_dump_stream
, &temp
, 2);
1069 if (temp
.type
== MALI_ATTRIBUTE_TYPE_1D_NPOT_DIVISOR
) {
1070 struct MALI_ATTRIBUTE_BUFFER_CONTINUATION_NPOT temp2
;
1071 MALI_ATTRIBUTE_BUFFER_CONTINUATION_NPOT_unpack(cl
+ (i
+ 1) * MALI_ATTRIBUTE_BUFFER_LENGTH
, &temp2
);
1072 MALI_ATTRIBUTE_BUFFER_CONTINUATION_NPOT_print(pandecode_dump_stream
, &temp2
, 2);
1078 pandecode_shader_address(const char *name
, mali_ptr ptr
)
1080 /* TODO: Decode flags */
1081 mali_ptr shader_ptr
= ptr
& ~15;
1083 char *a
= pointer_as_memory_reference(shader_ptr
);
1084 pandecode_prop("%s = (%s) | %d", name
, a
, (int) (ptr
& 15));
1090 /* Decodes a Bifrost blend constant. See the notes in bifrost_blend_rt */
1093 decode_bifrost_constant(u16 constant
)
1095 float lo
= (float) (constant
& 0xFF);
1096 float hi
= (float) (constant
>> 8);
1098 return (hi
/ 255.0) + (lo
/ 65535.0);
1102 pandecode_bifrost_blend(void *descs
, int job_no
, int rt_no
)
1104 struct bifrost_blend_rt
*b
=
1105 ((struct bifrost_blend_rt
*) descs
) + rt_no
;
1107 pandecode_log("struct bifrost_blend_rt blend_rt_%d_%d = {\n", job_no
, rt_no
);
1110 pandecode_prop("flags = 0x%" PRIx16
, b
->flags
);
1111 pandecode_prop("constant = 0x%" PRIx8
" /* %f */",
1112 b
->constant
, decode_bifrost_constant(b
->constant
));
1114 /* TODO figure out blend shader enable bit */
1115 DUMP_CL("Equation", BLEND_EQUATION
, &b
->equation
, 2);
1117 pandecode_prop("unk2 = 0x%" PRIx16
, b
->unk2
);
1118 pandecode_prop("index = 0x%" PRIx16
, b
->index
);
1120 pandecode_log(".format = %s", mali_format_as_str(b
->format
));
1121 pandecode_swizzle(b
->swizzle
, b
->format
);
1122 pandecode_log_cont(",\n");
1124 pandecode_prop("swizzle = 0x%" PRIx32
, b
->swizzle
);
1125 pandecode_prop("format = 0x%" PRIx32
, b
->format
);
1128 pandecode_msg("XXX: pandecode_bifrost_blend zero1 tripped\n");
1129 pandecode_prop("zero1 = 0x%" PRIx32
, b
->zero1
);
1132 pandecode_log(".shader_type = ");
1133 switch(b
->shader_type
) {
1134 case BIFROST_BLEND_F16
:
1135 pandecode_log_cont("BIFROST_BLEND_F16");
1137 case BIFROST_BLEND_F32
:
1138 pandecode_log_cont("BIFROST_BLEND_F32");
1140 case BIFROST_BLEND_I32
:
1141 pandecode_log_cont("BIFROST_BLEND_I32");
1143 case BIFROST_BLEND_U32
:
1144 pandecode_log_cont("BIFROST_BLEND_U32");
1146 case BIFROST_BLEND_I16
:
1147 pandecode_log_cont("BIFROST_BLEND_I16");
1149 case BIFROST_BLEND_U16
:
1150 pandecode_log_cont("BIFROST_BLEND_U16");
1153 pandecode_log_cont(",\n");
1156 pandecode_msg("XXX: pandecode_bifrost_blend zero2 tripped\n");
1157 pandecode_prop("zero2 = 0x%" PRIx32
, b
->zero2
);
1160 pandecode_prop("shader = 0x%" PRIx32
, b
->shader
);
1163 pandecode_log("},\n");
1169 pandecode_midgard_blend(union midgard_blend
*blend
, bool is_shader
)
1171 /* constant/equation is in a union */
1175 pandecode_log(".blend = {\n");
1179 pandecode_shader_address("shader", blend
->shader
);
1181 DUMP_CL("Equation", BLEND_EQUATION
, &blend
->equation
, 2);
1182 pandecode_prop("constant = %f", blend
->constant
);
1186 pandecode_log("},\n");
1188 /* Return blend shader to disassemble if present */
1189 return is_shader
? (blend
->shader
& ~0xF) : 0;
1193 pandecode_midgard_blend_mrt(void *descs
, int job_no
, int rt_no
)
1195 struct midgard_blend_rt
*b
=
1196 ((struct midgard_blend_rt
*) descs
) + rt_no
;
1198 /* Flags determine presence of blend shader */
1199 bool is_shader
= b
->flags
.opaque
[0] & 0x2;
1201 pandecode_log("struct midgard_blend_rt blend_rt_%d_%d = {\n", job_no
, rt_no
);
1204 DUMP_CL("Flags", BLEND_FLAGS
, &b
->flags
, 2);
1206 union midgard_blend blend
= b
->blend
;
1207 mali_ptr shader
= pandecode_midgard_blend(&blend
, is_shader
);
1210 pandecode_log("};\n");
1215 /* Attributes and varyings have descriptor records, which contain information
1216 * about their format and ordering with the attribute/varying buffers. We'll
1217 * want to validate that the combinations specified are self-consistent.
1221 pandecode_attribute_meta(int job_no
, int count
, const struct mali_vertex_tiler_postfix
*v
, bool varying
, char *suffix
)
1223 const char *prefix
= varying
? "Varying" : "Attribute";
1224 mali_ptr p
= varying
? v
->varying_meta
: v
->attribute_meta
;
1226 for (int i
= 0; i
< count
; ++i
, p
+= MALI_ATTRIBUTE_LENGTH
)
1227 DUMP_ADDR(prefix
, ATTRIBUTE
, p
, 1);
1232 /* return bits [lo, hi) of word */
1234 bits(u32 word
, u32 lo
, u32 hi
)
1237 return word
; // avoid undefined behavior with the shift
1239 return (word
>> lo
) & ((1 << (hi
- lo
)) - 1);
1243 pandecode_vertex_tiler_prefix(struct mali_vertex_tiler_prefix
*p
, int job_no
, bool graphics
)
1245 pandecode_log(".prefix = {\n");
1248 /* Decode invocation_count. See the comment before the definition of
1249 * invocation_count for an explanation.
1251 struct MALI_INVOCATION invocation
;
1252 struct mali_invocation_packed invocation_packed
= p
->invocation
;
1253 MALI_INVOCATION_unpack((const uint8_t *) &invocation_packed
, &invocation
);
1255 unsigned size_x
= bits(invocation
.invocations
, 0, invocation
.size_y_shift
) + 1;
1256 unsigned size_y
= bits(invocation
.invocations
, invocation
.size_y_shift
, invocation
.size_z_shift
) + 1;
1257 unsigned size_z
= bits(invocation
.invocations
, invocation
.size_z_shift
, invocation
.workgroups_x_shift
) + 1;
1259 unsigned groups_x
= bits(invocation
.invocations
, invocation
.workgroups_x_shift
, invocation
.workgroups_y_shift
) + 1;
1260 unsigned groups_y
= bits(invocation
.invocations
, invocation
.workgroups_y_shift
, invocation
.workgroups_z_shift
) + 1;
1261 unsigned groups_z
= bits(invocation
.invocations
, invocation
.workgroups_z_shift
, 32) + 1;
1263 /* Even though we have this decoded, we want to ensure that the
1264 * representation is "unique" so we don't lose anything by printing only
1265 * the final result. More specifically, we need to check that we were
1266 * passed something in canonical form, since the definition per the
1267 * hardware is inherently not unique. How? Well, take the resulting
1268 * decode and pack it ourselves! If it is bit exact with what we
1269 * decoded, we're good to go. */
1271 struct mali_invocation_packed ref
;
1272 panfrost_pack_work_groups_compute(&ref
, groups_x
, groups_y
, groups_z
, size_x
, size_y
, size_z
, graphics
);
1274 if (memcmp(&ref
, &invocation_packed
, sizeof(ref
))) {
1275 pandecode_msg("XXX: non-canonical workgroups packing\n");
1276 MALI_INVOCATION_print(pandecode_dump_stream
, &invocation
, 1 * 2);
1279 /* Regardless, print the decode */
1280 fprintf(pandecode_dump_stream
,
1281 "Invocation (%d, %d, %d) x (%d, %d, %d)\n",
1282 size_x
, size_y
, size_z
,
1283 groups_x
, groups_y
, groups_z
);
1285 fprintf(pandecode_dump_stream
, "Primitive\n");
1286 struct MALI_PRIMITIVE primitive
;
1287 struct mali_primitive_packed prim_packed
= p
->primitive
;
1288 MALI_PRIMITIVE_unpack((const uint8_t *) &prim_packed
, &primitive
);
1289 MALI_PRIMITIVE_print(pandecode_dump_stream
, &primitive
, 1 * 2);
1291 /* Validate an index buffer is present if we need one. TODO: verify
1292 * relationship between invocation_count and index_count */
1294 if (primitive
.indices
) {
1296 unsigned size
= (primitive
.index_type
== MALI_INDEX_TYPE_UINT32
) ?
1297 sizeof(uint32_t) : primitive
.index_type
;
1299 /* Ensure we got a size, and if so, validate the index buffer
1300 * is large enough to hold a full set of indices of the given
1304 pandecode_msg("XXX: index size missing\n");
1306 pandecode_validate_buffer(primitive
.indices
, primitive
.index_count
* size
);
1307 } else if (primitive
.index_type
)
1308 pandecode_msg("XXX: unexpected index size\n");
1311 pandecode_log("},\n");
1315 pandecode_uniform_buffers(mali_ptr pubufs
, int ubufs_count
, int job_no
)
1317 struct pandecode_mapped_memory
*umem
= pandecode_find_mapped_gpu_mem_containing(pubufs
);
1318 uint64_t *PANDECODE_PTR_VAR(ubufs
, umem
, pubufs
);
1320 for (int i
= 0; i
< ubufs_count
; i
++) {
1321 unsigned size
= (ubufs
[i
] & ((1 << 10) - 1)) * 16;
1322 mali_ptr addr
= (ubufs
[i
] >> 10) << 2;
1324 pandecode_validate_buffer(addr
, size
);
1326 char *ptr
= pointer_as_memory_reference(addr
);
1327 pandecode_log("ubuf_%d[%u] = %s;\n", i
, size
, ptr
);
1331 pandecode_log("\n");
1335 pandecode_uniforms(mali_ptr uniforms
, unsigned uniform_count
)
1337 pandecode_validate_buffer(uniforms
, uniform_count
* 16);
1339 char *ptr
= pointer_as_memory_reference(uniforms
);
1340 pandecode_log("vec4 uniforms[%u] = %s;\n", uniform_count
, ptr
);
1345 shader_type_for_job(unsigned type
)
1348 case MALI_JOB_TYPE_VERTEX
: return "VERTEX";
1349 case MALI_JOB_TYPE_TILER
: return "FRAGMENT";
1350 case MALI_JOB_TYPE_COMPUTE
: return "COMPUTE";
1356 static unsigned shader_id
= 0;
1358 static struct midgard_disasm_stats
1359 pandecode_shader_disassemble(mali_ptr shader_ptr
, int shader_no
, int type
,
1360 bool is_bifrost
, unsigned gpu_id
)
1362 struct pandecode_mapped_memory
*mem
= pandecode_find_mapped_gpu_mem_containing(shader_ptr
);
1363 uint8_t *PANDECODE_PTR_VAR(code
, mem
, shader_ptr
);
1365 /* Compute maximum possible size */
1366 size_t sz
= mem
->length
- (shader_ptr
- mem
->gpu_va
);
1368 /* Print some boilerplate to clearly denote the assembly (which doesn't
1369 * obey indentation rules), and actually do the disassembly! */
1371 pandecode_log_cont("\n\n");
1373 struct midgard_disasm_stats stats
;
1376 disassemble_bifrost(pandecode_dump_stream
, code
, sz
, true);
1378 /* TODO: Extend stats to Bifrost */
1379 stats
.texture_count
= -128;
1380 stats
.sampler_count
= -128;
1381 stats
.attribute_count
= -128;
1382 stats
.varying_count
= -128;
1383 stats
.uniform_count
= -128;
1384 stats
.uniform_buffer_count
= -128;
1385 stats
.work_count
= -128;
1387 stats
.instruction_count
= 0;
1388 stats
.bundle_count
= 0;
1389 stats
.quadword_count
= 0;
1390 stats
.helper_invocations
= false;
1392 stats
= disassemble_midgard(pandecode_dump_stream
,
1394 type
== MALI_JOB_TYPE_TILER
?
1395 MESA_SHADER_FRAGMENT
: MESA_SHADER_VERTEX
);
1398 /* Print shader-db stats. Skip COMPUTE jobs since they are used for
1399 * driver-internal purposes with the blob and interfere */
1401 bool should_shaderdb
= type
!= MALI_JOB_TYPE_COMPUTE
;
1403 if (should_shaderdb
) {
1404 unsigned nr_threads
=
1405 (stats
.work_count
<= 4) ? 4 :
1406 (stats
.work_count
<= 8) ? 2 :
1409 pandecode_log_cont("shader%d - MESA_SHADER_%s shader: "
1410 "%u inst, %u bundles, %u quadwords, "
1411 "%u registers, %u threads, 0 loops, 0:0 spills:fills\n\n\n",
1413 shader_type_for_job(type
),
1414 stats
.instruction_count
, stats
.bundle_count
, stats
.quadword_count
,
1415 stats
.work_count
, nr_threads
);
1423 pandecode_texture_payload(mali_ptr payload
,
1424 enum mali_texture_dimension dim
,
1425 enum mali_texture_layout layout
,
1429 uint16_t array_size
,
1430 struct pandecode_mapped_memory
*tmem
)
1432 pandecode_log(".payload = {\n");
1435 /* A bunch of bitmap pointers follow.
1436 * We work out the correct number,
1437 * based on the mipmap/cubemap
1438 * properties, but dump extra
1439 * possibilities to futureproof */
1441 int bitmap_count
= levels
+ 1;
1443 /* Miptree for each face */
1444 if (dim
== MALI_TEXTURE_DIMENSION_CUBE
)
1447 /* Array of layers */
1448 bitmap_count
*= depth
;
1450 /* Array of textures */
1451 bitmap_count
*= array_size
;
1453 /* Stride for each element */
1457 mali_ptr
*pointers_and_strides
= pandecode_fetch_gpu_mem(tmem
,
1458 payload
, sizeof(mali_ptr
) * bitmap_count
);
1459 for (int i
= 0; i
< bitmap_count
; ++i
) {
1460 /* How we dump depends if this is a stride or a pointer */
1462 if (manual_stride
&& (i
& 1)) {
1463 /* signed 32-bit snuck in as a 64-bit pointer */
1464 uint64_t stride_set
= pointers_and_strides
[i
];
1465 uint32_t clamped_stride
= stride_set
;
1466 int32_t stride
= clamped_stride
;
1467 assert(stride_set
== clamped_stride
);
1468 pandecode_log("(mali_ptr) %d /* stride */, \n", stride
);
1470 char *a
= pointer_as_memory_reference(pointers_and_strides
[i
]);
1471 pandecode_log("%s, \n", a
);
1477 pandecode_log("},\n");
1481 pandecode_texture(mali_ptr u
,
1482 struct pandecode_mapped_memory
*tmem
,
1483 unsigned job_no
, unsigned tex
)
1485 struct pandecode_mapped_memory
*mapped_mem
= pandecode_find_mapped_gpu_mem_containing(u
);
1486 const uint8_t *cl
= pandecode_fetch_gpu_mem(mapped_mem
, u
, MALI_MIDGARD_TEXTURE_LENGTH
);
1488 struct MALI_MIDGARD_TEXTURE temp
;
1489 MALI_MIDGARD_TEXTURE_unpack(cl
, &temp
);
1490 MALI_MIDGARD_TEXTURE_print(pandecode_dump_stream
, &temp
, 2);
1492 pandecode_texture_payload(u
+ MALI_MIDGARD_TEXTURE_LENGTH
,
1493 temp
.dimension
, temp
.texel_ordering
, temp
.manual_stride
,
1494 temp
.levels
, temp
.depth
, temp
.array_size
, mapped_mem
);
1498 pandecode_bifrost_texture(
1503 struct MALI_BIFROST_TEXTURE temp
;
1504 MALI_BIFROST_TEXTURE_unpack(cl
, &temp
);
1505 MALI_BIFROST_TEXTURE_print(pandecode_dump_stream
, &temp
, 2);
1507 struct pandecode_mapped_memory
*tmem
= pandecode_find_mapped_gpu_mem_containing(temp
.surfaces
);
1508 pandecode_texture_payload(temp
.surfaces
, temp
.dimension
, temp
.texel_ordering
,
1509 true, temp
.levels
, 1, 1, tmem
);
1512 /* For shader properties like texture_count, we have a claimed property in the shader_meta, and the actual Truth from static analysis (this may just be an upper limit). We validate accordingly */
1515 pandecode_shader_prop(const char *name
, unsigned claim
, signed truth
, bool fuzzy
)
1521 if (fuzzy
&& (truth
< 0))
1522 pandecode_msg("XXX: fuzzy %s, claimed %d, expected %d\n", name
, claim
, truth
);
1524 if ((truth
>= 0) && !fuzzy
) {
1525 pandecode_msg("%s: expected %s = %d, claimed %u\n",
1526 (truth
< claim
) ? "warn" : "XXX",
1527 name
, truth
, claim
);
1528 } else if ((claim
> -truth
) && !fuzzy
) {
1529 pandecode_msg("XXX: expected %s <= %u, claimed %u\n",
1530 name
, -truth
, claim
);
1531 } else if (fuzzy
&& (claim
< truth
))
1532 pandecode_msg("XXX: expected %s >= %u, claimed %u\n",
1533 name
, truth
, claim
);
1535 pandecode_log(".%s = %" PRId16
, name
, claim
);
1538 pandecode_log_cont(" /* %u used */", truth
);
1540 pandecode_log_cont(",\n");
1544 pandecode_blend_shader_disassemble(mali_ptr shader
, int job_no
, int job_type
,
1545 bool is_bifrost
, unsigned gpu_id
)
1547 struct midgard_disasm_stats stats
=
1548 pandecode_shader_disassemble(shader
, job_no
, job_type
, is_bifrost
, gpu_id
);
1550 bool has_texture
= (stats
.texture_count
> 0);
1551 bool has_sampler
= (stats
.sampler_count
> 0);
1552 bool has_attribute
= (stats
.attribute_count
> 0);
1553 bool has_varying
= (stats
.varying_count
> 0);
1554 bool has_uniform
= (stats
.uniform_count
> 0);
1555 bool has_ubo
= (stats
.uniform_buffer_count
> 0);
1557 if (has_texture
|| has_sampler
)
1558 pandecode_msg("XXX: blend shader accessing textures\n");
1560 if (has_attribute
|| has_varying
)
1561 pandecode_msg("XXX: blend shader accessing interstage\n");
1563 if (has_uniform
|| has_ubo
)
1564 pandecode_msg("XXX: blend shader accessing uniforms\n");
1568 pandecode_textures(mali_ptr textures
, unsigned texture_count
, int job_no
, bool is_bifrost
)
1570 struct pandecode_mapped_memory
*mmem
= pandecode_find_mapped_gpu_mem_containing(textures
);
1575 pandecode_log("Textures (%"PRIx64
"):\n", textures
);
1578 const void *cl
= pandecode_fetch_gpu_mem(mmem
,
1579 textures
, MALI_BIFROST_TEXTURE_LENGTH
*
1582 for (unsigned tex
= 0; tex
< texture_count
; ++tex
) {
1583 pandecode_bifrost_texture(cl
+
1584 MALI_BIFROST_TEXTURE_LENGTH
* tex
,
1588 mali_ptr
*PANDECODE_PTR_VAR(u
, mmem
, textures
);
1590 for (int tex
= 0; tex
< texture_count
; ++tex
) {
1591 mali_ptr
*PANDECODE_PTR_VAR(u
, mmem
, textures
+ tex
* sizeof(mali_ptr
));
1592 char *a
= pointer_as_memory_reference(*u
);
1593 pandecode_log("%s,\n", a
);
1597 /* Now, finally, descend down into the texture descriptor */
1598 for (unsigned tex
= 0; tex
< texture_count
; ++tex
) {
1599 mali_ptr
*PANDECODE_PTR_VAR(u
, mmem
, textures
+ tex
* sizeof(mali_ptr
));
1600 struct pandecode_mapped_memory
*tmem
= pandecode_find_mapped_gpu_mem_containing(*u
);
1602 pandecode_texture(*u
, tmem
, job_no
, tex
);
1608 pandecode_samplers(mali_ptr samplers
, unsigned sampler_count
, int job_no
, bool is_bifrost
)
1610 for (int i
= 0; i
< sampler_count
; ++i
) {
1612 DUMP_ADDR("Sampler", BIFROST_SAMPLER
, samplers
+ (MALI_BIFROST_SAMPLER_LENGTH
* i
), 1);
1614 DUMP_ADDR("Sampler", MIDGARD_SAMPLER
, samplers
+ (MALI_MIDGARD_SAMPLER_LENGTH
* i
), 1);
1620 pandecode_vertex_tiler_postfix_pre(
1621 const struct mali_vertex_tiler_postfix
*p
,
1622 int job_no
, enum mali_job_type job_type
,
1623 char *suffix
, bool is_bifrost
, unsigned gpu_id
)
1625 struct pandecode_mapped_memory
*attr_mem
;
1627 /* On Bifrost, since the tiler heap (for tiler jobs) and the scratchpad
1628 * are the only things actually needed from the FBD, vertex/tiler jobs
1629 * no longer reference the FBD -- instead, this field points to some
1630 * info about the scratchpad.
1633 struct pandecode_fbd fbd_info
= {
1634 /* Default for Bifrost */
1639 pandecode_log_cont("\t/* %X %/\n", p
->shared_memory
& 1);
1640 pandecode_compute_fbd(p
->shared_memory
& ~1, job_no
);
1641 } else if (p
->shared_memory
& MALI_MFBD
)
1642 fbd_info
= pandecode_mfbd_bfr((u64
) ((uintptr_t) p
->shared_memory
) & FBD_MASK
, job_no
, false, job_type
== MALI_JOB_TYPE_COMPUTE
, false);
1643 else if (job_type
== MALI_JOB_TYPE_COMPUTE
)
1644 pandecode_compute_fbd((u64
) (uintptr_t) p
->shared_memory
, job_no
);
1646 fbd_info
= pandecode_sfbd((u64
) (uintptr_t) p
->shared_memory
, job_no
, false, gpu_id
);
1648 int varying_count
= 0, attribute_count
= 0, uniform_count
= 0, uniform_buffer_count
= 0;
1649 int texture_count
= 0, sampler_count
= 0;
1652 struct pandecode_mapped_memory
*smem
= pandecode_find_mapped_gpu_mem_containing(p
->shader
);
1653 uint32_t *cl
= pandecode_fetch_gpu_mem(smem
, p
->shader
, MALI_STATE_LENGTH
);
1655 /* Disassemble ahead-of-time to get stats. Initialize with
1656 * stats for the missing-shader case so we get validation
1659 struct midgard_disasm_stats info
= {
1662 .attribute_count
= 0,
1666 .uniform_count
= -128,
1667 .uniform_buffer_count
= 0
1670 struct MALI_STATE state
;
1671 struct MALI_MIDGARD_PROPERTIES midg_props
;
1672 struct MALI_BIFROST_PROPERTIES bi_props
;
1674 MALI_STATE_unpack((const uint8_t *) cl
, &state
);
1676 if (state
.shader
.shader
& ~0xF)
1677 info
= pandecode_shader_disassemble(state
.shader
.shader
& ~0xF, job_no
, job_type
, is_bifrost
, gpu_id
);
1679 fprintf(pandecode_dump_stream
, "State %"PRIx64
"\n", p
->shader
);
1680 MALI_STATE_print(pandecode_dump_stream
, &state
, 1 * 2);
1682 /* Save for dumps */
1683 attribute_count
= state
.shader
.attribute_count
;
1684 varying_count
= state
.shader
.varying_count
;
1685 texture_count
= state
.shader
.texture_count
;
1686 sampler_count
= state
.shader
.sampler_count
;
1688 fprintf(pandecode_dump_stream
, " Properties\n");
1690 MALI_BIFROST_PROPERTIES_unpack((const uint8_t *) &state
.properties
, &bi_props
);
1691 MALI_BIFROST_PROPERTIES_print(pandecode_dump_stream
, &bi_props
, 2 * 2);
1693 uniform_count
= state
.preload
.uniform_count
;
1694 uniform_buffer_count
= bi_props
.uniform_buffer_count
;
1696 MALI_MIDGARD_PROPERTIES_unpack((const uint8_t *) &state
.properties
, &midg_props
);
1697 MALI_MIDGARD_PROPERTIES_print(pandecode_dump_stream
, &midg_props
, 2 * 2);
1699 uniform_count
= midg_props
.uniform_count
;
1700 uniform_buffer_count
= midg_props
.uniform_buffer_count
;
1703 pandecode_shader_prop("texture_count", texture_count
, info
.texture_count
, false);
1704 pandecode_shader_prop("sampler_count", sampler_count
, info
.sampler_count
, false);
1705 pandecode_shader_prop("attribute_count", attribute_count
, info
.attribute_count
, false);
1706 pandecode_shader_prop("varying_count", varying_count
, info
.varying_count
, false);
1709 uint32_t opaque
= state
.preload
.uniform_count
<< 15
1710 | state
.preload
.untyped
;
1713 case MALI_JOB_TYPE_VERTEX
:
1714 DUMP_CL("Preload", PRELOAD_VERTEX
, &opaque
, 2);
1716 case MALI_JOB_TYPE_TILER
:
1717 DUMP_CL("Preload", PRELOAD_FRAGMENT
, &opaque
, 2);
1719 case MALI_JOB_TYPE_COMPUTE
:
1720 DUMP_CL("Preload", PRELOAD_COMPUTE
, &opaque
, 2);
1723 DUMP_CL("Preload", PRELOAD
, &opaque
, 2);
1729 /* TODO: Blend shaders routing/disasm */
1730 union midgard_blend blend
;
1731 memcpy(&blend
, &state
.sfbd_blend
, sizeof(blend
));
1732 mali_ptr shader
= pandecode_midgard_blend(&blend
, state
.multisample_misc
.sfbd_blend_shader
);
1734 pandecode_blend_shader_disassemble(shader
, job_no
, job_type
, false, gpu_id
);
1737 /* MRT blend fields are used whenever MFBD is used, with
1738 * per-RT descriptors */
1740 if (job_type
== MALI_JOB_TYPE_TILER
&& (is_bifrost
|| p
->shared_memory
& MALI_MFBD
)) {
1741 void* blend_base
= ((void *) cl
) + MALI_STATE_LENGTH
;
1743 for (unsigned i
= 0; i
< fbd_info
.rt_count
; i
++) {
1744 mali_ptr shader
= 0;
1747 shader
= pandecode_bifrost_blend(blend_base
, job_no
, i
);
1749 shader
= pandecode_midgard_blend_mrt(blend_base
, job_no
, i
);
1752 pandecode_blend_shader_disassemble(shader
, job_no
, job_type
, false, gpu_id
);
1757 pandecode_msg("XXX: missing shader descriptor\n");
1760 DUMP_ADDR("Viewport", VIEWPORT
, p
->viewport
, 1);
1762 unsigned max_attr_index
= 0;
1764 if (p
->attribute_meta
)
1765 max_attr_index
= pandecode_attribute_meta(job_no
, attribute_count
, p
, false, suffix
);
1767 if (p
->attributes
) {
1768 attr_mem
= pandecode_find_mapped_gpu_mem_containing(p
->attributes
);
1769 pandecode_attributes(attr_mem
, p
->attributes
, job_no
, suffix
, max_attr_index
, false, job_type
);
1772 /* Varyings are encoded like attributes but not actually sent; we just
1773 * pass a zero buffer with the right stride/size set, (or whatever)
1774 * since the GPU will write to it itself */
1776 if (p
->varying_meta
) {
1777 varying_count
= pandecode_attribute_meta(job_no
, varying_count
, p
, true, suffix
);
1781 attr_mem
= pandecode_find_mapped_gpu_mem_containing(p
->varyings
);
1783 /* Number of descriptors depends on whether there are
1784 * non-internal varyings */
1786 pandecode_attributes(attr_mem
, p
->varyings
, job_no
, suffix
, varying_count
, true, job_type
);
1789 if (p
->uniform_buffers
) {
1790 if (uniform_buffer_count
)
1791 pandecode_uniform_buffers(p
->uniform_buffers
, uniform_buffer_count
, job_no
);
1793 pandecode_msg("warn: UBOs specified but not referenced\n");
1794 } else if (uniform_buffer_count
)
1795 pandecode_msg("XXX: UBOs referenced but not specified\n");
1797 /* We don't want to actually dump uniforms, but we do need to validate
1798 * that the counts we were given are sane */
1802 pandecode_uniforms(p
->uniforms
, uniform_count
);
1804 pandecode_msg("warn: Uniforms specified but not referenced\n");
1805 } else if (uniform_count
)
1806 pandecode_msg("XXX: Uniforms referenced but not specified\n");
1809 pandecode_textures(p
->textures
, texture_count
, job_no
, is_bifrost
);
1811 if (p
->sampler_descriptor
)
1812 pandecode_samplers(p
->sampler_descriptor
, sampler_count
, job_no
, is_bifrost
);
1816 pandecode_gl_enables(uint32_t gl_enables
, int job_type
)
1818 pandecode_log(".gl_enables = ");
1820 pandecode_log_decoded_flags(gl_enable_flag_info
, gl_enables
);
1822 pandecode_log_cont(",\n");
1826 pandecode_vertex_tiler_postfix(const struct mali_vertex_tiler_postfix
*p
, int job_no
, bool is_bifrost
)
1828 if (p
->shader
& 0xF)
1829 pandecode_msg("warn: shader tagged %X\n", (unsigned) (p
->shader
& 0xF));
1831 pandecode_log(".postfix = {\n");
1834 pandecode_gl_enables(p
->gl_enables
, MALI_JOB_TYPE_TILER
);
1835 pandecode_prop("instance_shift = 0x%x", p
->instance_shift
);
1836 pandecode_prop("instance_odd = 0x%x", p
->instance_odd
);
1839 pandecode_msg("XXX: vertex only zero tripped");
1840 pandecode_prop("zero4 = 0x%" PRIx32
, p
->zero4
);
1843 pandecode_prop("offset_start = 0x%x", p
->offset_start
);
1846 pandecode_msg("XXX: vertex only zero tripped");
1847 pandecode_prop("zero5 = 0x%" PRIx64
, p
->zero5
);
1850 MEMORY_PROP(p
, position_varying
);
1851 MEMORY_PROP(p
, occlusion_counter
);
1854 pandecode_log("},\n");
1858 pandecode_tiler_heap_meta(mali_ptr gpu_va
, int job_no
)
1860 struct pandecode_mapped_memory
*mem
= pandecode_find_mapped_gpu_mem_containing(gpu_va
);
1861 const struct bifrost_tiler_heap_meta
*PANDECODE_PTR_VAR(h
, mem
, gpu_va
);
1863 pandecode_log("struct bifrost_tiler_heap_meta tiler_heap_meta_%"PRIx64
"_%d = {\n", gpu_va
, job_no
);
1867 pandecode_msg("XXX: tiler heap zero tripped\n");
1868 pandecode_prop("zero = 0x%x", h
->zero
);
1871 pandecode_prop("heap_size = 0x%x", h
->heap_size
);
1872 MEMORY_PROP(h
, tiler_heap_start
);
1873 MEMORY_PROP(h
, tiler_heap_free
);
1875 /* this might point to the beginning of another buffer, when it's
1876 * really the end of the tiler heap buffer, so we have to be careful
1877 * here. but for zero length, we need the same pointer.
1880 if (h
->tiler_heap_end
== h
->tiler_heap_start
) {
1881 MEMORY_PROP(h
, tiler_heap_start
);
1883 char *a
= pointer_as_memory_reference(h
->tiler_heap_end
- 1);
1884 pandecode_prop("tiler_heap_end = %s + 1", a
);
1888 for (int i
= 0; i
< 10; i
++) {
1889 if (h
->zeros
[i
] != 0) {
1890 pandecode_msg("XXX: tiler heap zero %d tripped, value %x\n",
1895 if (h
->unk1
!= 0x1) {
1896 pandecode_msg("XXX: tiler heap unk1 tripped\n");
1897 pandecode_prop("unk1 = 0x%x", h
->unk1
);
1900 if (h
->unk7e007e
!= 0x7e007e) {
1901 pandecode_msg("XXX: tiler heap unk7e007e tripped\n");
1902 pandecode_prop("unk7e007e = 0x%x", h
->unk7e007e
);
1906 pandecode_log("};\n");
1910 pandecode_tiler_meta(mali_ptr gpu_va
, int job_no
)
1912 struct pandecode_mapped_memory
*mem
= pandecode_find_mapped_gpu_mem_containing(gpu_va
);
1913 const struct bifrost_tiler_meta
*PANDECODE_PTR_VAR(t
, mem
, gpu_va
);
1915 pandecode_tiler_heap_meta(t
->tiler_heap_meta
, job_no
);
1917 pandecode_log("struct bifrost_tiler_meta tiler_meta_%"PRIx64
"_%d = {\n", gpu_va
, job_no
);
1920 pandecode_prop("tiler_heap_next_start = 0x%" PRIx32
, t
->tiler_heap_next_start
);
1921 pandecode_prop("used_hierarchy_mask = 0x%" PRIx32
, t
->used_hierarchy_mask
);
1923 if (t
->hierarchy_mask
!= 0xa &&
1924 t
->hierarchy_mask
!= 0x14 &&
1925 t
->hierarchy_mask
!= 0x28 &&
1926 t
->hierarchy_mask
!= 0x50 &&
1927 t
->hierarchy_mask
!= 0xa0)
1928 pandecode_prop("XXX: Unexpected hierarchy_mask (not 0xa, 0x14, 0x28, 0x50 or 0xa0)!");
1930 pandecode_prop("hierarchy_mask = 0x%" PRIx16
, t
->hierarchy_mask
);
1932 pandecode_prop("flags = 0x%" PRIx16
, t
->flags
);
1934 pandecode_prop("width = MALI_POSITIVE(%d)", t
->width
+ 1);
1935 pandecode_prop("height = MALI_POSITIVE(%d)", t
->height
+ 1);
1938 pandecode_msg("XXX: tiler meta zero tripped\n");
1939 pandecode_prop("zero0 = 0x%" PRIx64
, t
->zero0
);
1942 for (int i
= 0; i
< 12; i
++) {
1943 if (t
->zeros
[i
] != 0) {
1944 pandecode_msg("XXX: tiler heap zero %d tripped, value %" PRIx64
"\n",
1950 pandecode_log("};\n");
1954 pandecode_primitive_size(union midgard_primitive_size u
, bool constant
)
1956 if (u
.pointer
== 0x0)
1959 pandecode_log(".primitive_size = {\n");
1963 pandecode_prop("constant = %f", u
.constant
);
1965 MEMORY_PROP((&u
), pointer
);
1969 pandecode_log("},\n");
1973 pandecode_tiler_only_bfr(const struct bifrost_tiler_only
*t
, int job_no
)
1975 pandecode_log_cont("{\n");
1978 /* TODO: gl_PointSize on Bifrost */
1979 pandecode_primitive_size(t
->primitive_size
, true);
1981 if (t
->zero1
|| t
->zero2
|| t
->zero3
|| t
->zero4
|| t
->zero5
1983 pandecode_msg("XXX: tiler only zero tripped\n");
1984 pandecode_prop("zero1 = 0x%" PRIx64
, t
->zero1
);
1985 pandecode_prop("zero2 = 0x%" PRIx64
, t
->zero2
);
1986 pandecode_prop("zero3 = 0x%" PRIx64
, t
->zero3
);
1987 pandecode_prop("zero4 = 0x%" PRIx64
, t
->zero4
);
1988 pandecode_prop("zero5 = 0x%" PRIx64
, t
->zero5
);
1989 pandecode_prop("zero6 = 0x%" PRIx64
, t
->zero6
);
1993 pandecode_log("},\n");
1997 pandecode_vertex_job_bfr(const struct mali_job_descriptor_header
*h
,
1998 const struct pandecode_mapped_memory
*mem
,
1999 mali_ptr payload
, int job_no
, unsigned gpu_id
)
2001 struct bifrost_payload_vertex
*PANDECODE_PTR_VAR(v
, mem
, payload
);
2003 pandecode_vertex_tiler_postfix_pre(&v
->postfix
, job_no
, h
->job_type
, "", true, gpu_id
);
2005 pandecode_log("struct bifrost_payload_vertex payload_%"PRIx64
"_%d = {\n", payload
, job_no
);
2008 pandecode_vertex_tiler_prefix(&v
->prefix
, job_no
, false);
2009 pandecode_vertex_tiler_postfix(&v
->postfix
, job_no
, true);
2012 pandecode_log("};\n");
2018 pandecode_tiler_job_bfr(const struct mali_job_descriptor_header
*h
,
2019 const struct pandecode_mapped_memory
*mem
,
2020 mali_ptr payload
, int job_no
, unsigned gpu_id
)
2022 struct bifrost_payload_tiler
*PANDECODE_PTR_VAR(t
, mem
, payload
);
2024 pandecode_vertex_tiler_postfix_pre(&t
->postfix
, job_no
, h
->job_type
, "", true, gpu_id
);
2025 pandecode_tiler_meta(t
->tiler
.tiler_meta
, job_no
);
2027 pandecode_log("struct bifrost_payload_tiler payload_%"PRIx64
"_%d = {\n", payload
, job_no
);
2030 pandecode_vertex_tiler_prefix(&t
->prefix
, job_no
, false);
2032 pandecode_log(".tiler = ");
2033 pandecode_tiler_only_bfr(&t
->tiler
, job_no
);
2035 pandecode_vertex_tiler_postfix(&t
->postfix
, job_no
, true);
2038 pandecode_log("};\n");
2044 pandecode_vertex_or_tiler_job_mdg(const struct mali_job_descriptor_header
*h
,
2045 const struct pandecode_mapped_memory
*mem
,
2046 mali_ptr payload
, int job_no
, unsigned gpu_id
)
2048 struct midgard_payload_vertex_tiler
*PANDECODE_PTR_VAR(v
, mem
, payload
);
2049 bool is_graphics
= (h
->job_type
== MALI_JOB_TYPE_VERTEX
) || (h
->job_type
== MALI_JOB_TYPE_TILER
);
2051 pandecode_vertex_tiler_postfix_pre(&v
->postfix
, job_no
, h
->job_type
, "", false, gpu_id
);
2053 pandecode_log("struct midgard_payload_vertex_tiler payload_%d = {\n", job_no
);
2056 pandecode_vertex_tiler_prefix(&v
->prefix
, job_no
, is_graphics
);
2057 pandecode_vertex_tiler_postfix(&v
->postfix
, job_no
, false);
2059 struct MALI_PRIMITIVE primitive
;
2060 struct mali_primitive_packed prim_packed
= v
->prefix
.primitive
;
2061 MALI_PRIMITIVE_unpack((const uint8_t *) &prim_packed
, &primitive
);
2063 pandecode_primitive_size(v
->primitive_size
, primitive
.point_size_array
== 0);
2066 pandecode_log("};\n");
2072 pandecode_fragment_job(const struct pandecode_mapped_memory
*mem
,
2073 mali_ptr payload
, int job_no
,
2074 bool is_bifrost
, unsigned gpu_id
)
2076 const struct mali_payload_fragment
*PANDECODE_PTR_VAR(s
, mem
, payload
);
2078 bool is_mfbd
= s
->framebuffer
& MALI_MFBD
;
2080 if (!is_mfbd
&& is_bifrost
)
2081 pandecode_msg("XXX: Bifrost fragment must use MFBD\n");
2083 struct pandecode_fbd info
;
2086 info
= pandecode_mfbd_bfr(s
->framebuffer
& FBD_MASK
, job_no
, true, false, is_bifrost
);
2088 info
= pandecode_sfbd(s
->framebuffer
& FBD_MASK
, job_no
, true, gpu_id
);
2090 /* Compute the tag for the tagged pointer. This contains the type of
2091 * FBD (MFBD/SFBD), and in the case of an MFBD, information about which
2092 * additional structures follow the MFBD header (an extra payload or
2093 * not, as well as a count of render targets) */
2095 unsigned expected_tag
= is_mfbd
? MALI_MFBD
: 0;
2099 expected_tag
|= MALI_MFBD_TAG_EXTRA
;
2101 expected_tag
|= (MALI_POSITIVE(info
.rt_count
) << 2);
2104 if ((s
->min_tile_coord
| s
->max_tile_coord
) & ~(MALI_X_COORD_MASK
| MALI_Y_COORD_MASK
)) {
2105 pandecode_msg("XXX: unexpected tile coordinate bits\n");
2106 pandecode_prop("min_tile_coord = 0x%X\n", s
->min_tile_coord
);
2107 pandecode_prop("max_tile_coord = 0x%X\n", s
->max_tile_coord
);
2110 /* Extract tile coordinates */
2112 unsigned min_x
= MALI_TILE_COORD_X(s
->min_tile_coord
) << MALI_TILE_SHIFT
;
2113 unsigned min_y
= MALI_TILE_COORD_Y(s
->min_tile_coord
) << MALI_TILE_SHIFT
;
2115 unsigned max_x
= (MALI_TILE_COORD_X(s
->max_tile_coord
) + 1) << MALI_TILE_SHIFT
;
2116 unsigned max_y
= (MALI_TILE_COORD_Y(s
->max_tile_coord
) + 1) << MALI_TILE_SHIFT
;
2118 /* For the max, we also want the floored (rather than ceiled) version for checking */
2120 unsigned max_x_f
= (MALI_TILE_COORD_X(s
->max_tile_coord
)) << MALI_TILE_SHIFT
;
2121 unsigned max_y_f
= (MALI_TILE_COORD_Y(s
->max_tile_coord
)) << MALI_TILE_SHIFT
;
2123 /* Validate the coordinates are well-ordered */
2126 pandecode_msg("XXX: empty X coordinates (%u = %u)\n", min_x
, max_x
);
2127 else if (min_x
> max_x
)
2128 pandecode_msg("XXX: misordered X coordinates (%u > %u)\n", min_x
, max_x
);
2131 pandecode_msg("XXX: empty X coordinates (%u = %u)\n", min_x
, max_x
);
2132 else if (min_y
> max_y
)
2133 pandecode_msg("XXX: misordered X coordinates (%u > %u)\n", min_x
, max_x
);
2135 /* Validate the coordinates fit inside the framebuffer. We use floor,
2136 * rather than ceil, for the max coordinates, since the tile
2137 * coordinates for something like an 800x600 framebuffer will actually
2138 * resolve to 800x608, which would otherwise trigger a Y-overflow */
2140 if ((min_x
> info
.width
) || (max_x_f
> info
.width
))
2141 pandecode_msg("XXX: tile coordinates overflow in X direction\n");
2143 if ((min_y
> info
.height
) || (max_y_f
> info
.height
))
2144 pandecode_msg("XXX: tile coordinates overflow in Y direction\n");
2146 /* After validation, we print */
2148 pandecode_log("fragment (%u, %u) ... (%u, %u)\n\n", min_x
, min_y
, max_x
, max_y
);
2150 /* The FBD is a tagged pointer */
2152 unsigned tag
= (s
->framebuffer
& ~FBD_MASK
);
2154 if (tag
!= expected_tag
)
2155 pandecode_msg("XXX: expected FBD tag %X but got %X\n", expected_tag
, tag
);
2160 /* Entrypoint to start tracing. jc_gpu_va is the GPU address for the first job
2161 * in the chain; later jobs are found by walking the chain. Bifrost is, well,
2162 * if it's bifrost or not. GPU ID is the more finegrained ID (at some point, we
2163 * might wish to combine this with the bifrost parameter) because some details
2164 * are model-specific even within a particular architecture. Minimal traces
2165 * *only* examine the job descriptors, skipping printing entirely if there is
2166 * no faults, and only descends into the payload if there are faults. This is
2167 * useful for looking for faults without the overhead of invasive traces. */
2170 pandecode_jc(mali_ptr jc_gpu_va
, bool bifrost
, unsigned gpu_id
, bool minimal
)
2172 pandecode_dump_file_open();
2174 struct mali_job_descriptor_header
*h
;
2175 unsigned job_descriptor_number
= 0;
2178 struct pandecode_mapped_memory
*mem
=
2179 pandecode_find_mapped_gpu_mem_containing(jc_gpu_va
);
2183 h
= PANDECODE_PTR(mem
, jc_gpu_va
, struct mali_job_descriptor_header
);
2185 mali_ptr payload_ptr
= jc_gpu_va
+ sizeof(*h
);
2186 payload
= pandecode_fetch_gpu_mem(mem
, payload_ptr
, 64);
2188 int job_no
= job_descriptor_number
++;
2190 /* If the job is good to go, skip it in minimal mode */
2191 if (minimal
&& (h
->exception_status
== 0x0 || h
->exception_status
== 0x1))
2194 pandecode_log("struct mali_job_descriptor_header job_%"PRIx64
"_%d = {\n", jc_gpu_va
, job_no
);
2197 pandecode_prop("job_type = %s", mali_job_type_as_str(h
->job_type
));
2199 if (h
->job_descriptor_size
)
2200 pandecode_prop("job_descriptor_size = %d", h
->job_descriptor_size
);
2202 if (h
->exception_status
&& h
->exception_status
!= 0x1)
2203 pandecode_prop("exception_status = %x (source ID: 0x%x access: %s exception: 0x%x)",
2204 h
->exception_status
,
2205 (h
->exception_status
>> 16) & 0xFFFF,
2206 mali_exception_access_as_str((h
->exception_status
>> 8) & 0x3),
2207 h
->exception_status
& 0xFF);
2209 if (h
->first_incomplete_task
)
2210 pandecode_prop("first_incomplete_task = %d", h
->first_incomplete_task
);
2212 if (h
->fault_pointer
)
2213 pandecode_prop("fault_pointer = 0x%" PRIx64
, h
->fault_pointer
);
2216 pandecode_prop("job_barrier = %d", h
->job_barrier
);
2218 pandecode_prop("job_index = %d", h
->job_index
);
2220 if (h
->unknown_flags
)
2221 pandecode_prop("unknown_flags = %d", h
->unknown_flags
);
2223 if (h
->job_dependency_index_1
)
2224 pandecode_prop("job_dependency_index_1 = %d", h
->job_dependency_index_1
);
2226 if (h
->job_dependency_index_2
)
2227 pandecode_prop("job_dependency_index_2 = %d", h
->job_dependency_index_2
);
2230 pandecode_log("};\n");
2232 switch (h
->job_type
) {
2233 case MALI_JOB_TYPE_WRITE_VALUE
: {
2234 struct mali_payload_write_value
*s
= payload
;
2235 pandecode_log("struct mali_payload_write_value payload_%"PRIx64
"_%d = {\n", payload_ptr
, job_no
);
2237 MEMORY_PROP(s
, address
);
2239 if (s
->value_descriptor
!= MALI_WRITE_VALUE_ZERO
) {
2240 pandecode_msg("XXX: unknown value descriptor\n");
2241 pandecode_prop("value_descriptor = 0x%" PRIX32
, s
->value_descriptor
);
2245 pandecode_msg("XXX: set value tripped\n");
2246 pandecode_prop("reserved = 0x%" PRIX32
, s
->reserved
);
2249 pandecode_prop("immediate = 0x%" PRIX64
, s
->immediate
);
2251 pandecode_log("};\n");
2256 case MALI_JOB_TYPE_TILER
:
2257 case MALI_JOB_TYPE_VERTEX
:
2258 case MALI_JOB_TYPE_COMPUTE
:
2260 if (h
->job_type
== MALI_JOB_TYPE_TILER
)
2261 pandecode_tiler_job_bfr(h
, mem
, payload_ptr
, job_no
, gpu_id
);
2263 pandecode_vertex_job_bfr(h
, mem
, payload_ptr
, job_no
, gpu_id
);
2265 pandecode_vertex_or_tiler_job_mdg(h
, mem
, payload_ptr
, job_no
, gpu_id
);
2269 case MALI_JOB_TYPE_FRAGMENT
:
2270 pandecode_fragment_job(mem
, payload_ptr
, job_no
, bifrost
, gpu_id
);
2276 } while ((jc_gpu_va
= h
->next_job
));
2278 pandecode_map_read_write();