diff options
Diffstat (limited to 'src/panfrost/pandecode/decode.c')
| -rw-r--r-- | src/panfrost/pandecode/decode.c | 2388 |
1 files changed, 2388 insertions, 0 deletions
diff --git a/src/panfrost/pandecode/decode.c b/src/panfrost/pandecode/decode.c new file mode 100644 index 00000000000..61b8914388e --- /dev/null +++ b/src/panfrost/pandecode/decode.c @@ -0,0 +1,2388 @@ +/* + * Copyright (C) 2017-2019 Alyssa Rosenzweig + * Copyright (C) 2017-2019 Connor Abbott + * Copyright (C) 2019 Collabora, Ltd. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include <panfrost-job.h> +#include <stdio.h> +#include <stdlib.h> +#include <memory.h> +#include <stdbool.h> +#include <stdarg.h> +#include "decode.h" +#include "util/u_math.h" + +#include "pan_pretty_print.h" +#include "midgard/disassemble.h" +#include "bifrost/disassemble.h" + +int pandecode_replay_jc(mali_ptr jc_gpu_va, bool bifrost); + +#define MEMORY_PROP(obj, p) {\ + if (obj->p) { \ + char *a = pointer_as_memory_reference(obj->p); \ + pandecode_prop("%s = %s", #p, a); \ + free(a); \ + } \ +} + +#define DYN_MEMORY_PROP(obj, no, p) { \ + if (obj->p) \ + pandecode_prop("%s = %s_%d_p", #p, #p, no); \ +} + +/* Semantic logging type. + * + * Raw: for raw messages to be printed as is. + * Message: for helpful information to be commented out in replays. + * Property: for properties of a struct + * + * Use one of pandecode_log, pandecode_msg, or pandecode_prop as syntax sugar. + */ + +enum pandecode_log_type { + PANDECODE_RAW, + PANDECODE_MESSAGE, + PANDECODE_PROPERTY +}; + +#define pandecode_log(...) pandecode_log_typed(PANDECODE_RAW, __VA_ARGS__) +#define pandecode_msg(...) pandecode_log_typed(PANDECODE_MESSAGE, __VA_ARGS__) +#define pandecode_prop(...) pandecode_log_typed(PANDECODE_PROPERTY, __VA_ARGS__) + +unsigned pandecode_indent = 0; + +static void +pandecode_make_indent(void) +{ + for (unsigned i = 0; i < pandecode_indent; ++i) + printf(" "); +} + +static void +pandecode_log_typed(enum pandecode_log_type type, const char *format, ...) +{ + va_list ap; + + pandecode_make_indent(); + + if (type == PANDECODE_MESSAGE) + printf("// "); + else if (type == PANDECODE_PROPERTY) + printf("."); + + va_start(ap, format); + vprintf(format, ap); + va_end(ap); + + if (type == PANDECODE_PROPERTY) + printf(",\n"); +} + +static void +pandecode_log_cont(const char *format, ...) +{ + va_list ap; + + va_start(ap, format); + vprintf(format, ap); + va_end(ap); +} + +struct pandecode_flag_info { + u64 flag; + const char *name; +}; + +static void +pandecode_log_decoded_flags(const struct pandecode_flag_info *flag_info, + u64 flags) +{ + bool decodable_flags_found = false; + + for (int i = 0; flag_info[i].name; i++) { + if ((flags & flag_info[i].flag) != flag_info[i].flag) + continue; + + if (!decodable_flags_found) { + decodable_flags_found = true; + } else { + pandecode_log_cont(" | "); + } + + pandecode_log_cont("%s", flag_info[i].name); + + flags &= ~flag_info[i].flag; + } + + if (decodable_flags_found) { + if (flags) + pandecode_log_cont(" | 0x%" PRIx64, flags); + } else { + pandecode_log_cont("0x%" PRIx64, flags); + } +} + +#define FLAG_INFO(flag) { MALI_##flag, "MALI_" #flag } +static const struct pandecode_flag_info gl_enable_flag_info[] = { + FLAG_INFO(OCCLUSION_QUERY), + FLAG_INFO(OCCLUSION_PRECISE), + FLAG_INFO(FRONT_CCW_TOP), + FLAG_INFO(CULL_FACE_FRONT), + FLAG_INFO(CULL_FACE_BACK), + {} +}; +#undef FLAG_INFO + +#define FLAG_INFO(flag) { MALI_CLEAR_##flag, "MALI_CLEAR_" #flag } +static const struct pandecode_flag_info clear_flag_info[] = { + FLAG_INFO(FAST), + FLAG_INFO(SLOW), + FLAG_INFO(SLOW_STENCIL), + {} +}; +#undef FLAG_INFO + +#define FLAG_INFO(flag) { MALI_MASK_##flag, "MALI_MASK_" #flag } +static const struct pandecode_flag_info mask_flag_info[] = { + FLAG_INFO(R), + FLAG_INFO(G), + FLAG_INFO(B), + FLAG_INFO(A), + {} +}; +#undef FLAG_INFO + +#define FLAG_INFO(flag) { MALI_##flag, "MALI_" #flag } +static const struct pandecode_flag_info u3_flag_info[] = { + FLAG_INFO(HAS_MSAA), + FLAG_INFO(CAN_DISCARD), + FLAG_INFO(HAS_BLEND_SHADER), + FLAG_INFO(DEPTH_TEST), + {} +}; + +static const struct pandecode_flag_info u4_flag_info[] = { + FLAG_INFO(NO_MSAA), + FLAG_INFO(NO_DITHER), + FLAG_INFO(DEPTH_RANGE_A), + FLAG_INFO(DEPTH_RANGE_B), + FLAG_INFO(STENCIL_TEST), + FLAG_INFO(SAMPLE_ALPHA_TO_COVERAGE_NO_BLEND_SHADER), + {} +}; +#undef FLAG_INFO + +#define FLAG_INFO(flag) { MALI_FRAMEBUFFER_##flag, "MALI_FRAMEBUFFER_" #flag } +static const struct pandecode_flag_info fb_fmt_flag_info[] = { + FLAG_INFO(MSAA_A), + FLAG_INFO(MSAA_B), + FLAG_INFO(MSAA_8), + {} +}; +#undef FLAG_INFO + +#define FLAG_INFO(flag) { MALI_MFBD_FORMAT_##flag, "MALI_MFBD_FORMAT_" #flag } +static const struct pandecode_flag_info mfbd_fmt_flag_info[] = { + FLAG_INFO(MSAA), + FLAG_INFO(SRGB), + {} +}; +#undef FLAG_INFO + +#define FLAG_INFO(flag) { MALI_EXTRA_##flag, "MALI_EXTRA_" #flag } +static const struct pandecode_flag_info mfbd_extra_flag_info[] = { + FLAG_INFO(PRESENT), + FLAG_INFO(AFBC), + FLAG_INFO(ZS), + {} +}; +#undef FLAG_INFO + +#define FLAG_INFO(flag) { MALI_##flag, "MALI_" #flag } +static const struct pandecode_flag_info shader_midgard1_flag_info [] = { + FLAG_INFO(EARLY_Z), + FLAG_INFO(HELPER_INVOCATIONS), + FLAG_INFO(READS_TILEBUFFER), + FLAG_INFO(READS_ZS), + {} +}; +#undef FLAG_INFO + +#define FLAG_INFO(flag) { MALI_MFBD_##flag, "MALI_MFBD_" #flag } +static const struct pandecode_flag_info mfbd_flag_info [] = { + FLAG_INFO(DEPTH_WRITE), + FLAG_INFO(EXTRA), + {} +}; +#undef FLAG_INFO + + +extern char *replace_fragment; +extern char *replace_vertex; + +static char * +pandecode_job_type_name(enum mali_job_type type) +{ +#define DEFINE_CASE(name) case JOB_TYPE_ ## name: return "JOB_TYPE_" #name + + switch (type) { + DEFINE_CASE(NULL); + DEFINE_CASE(SET_VALUE); + DEFINE_CASE(CACHE_FLUSH); + DEFINE_CASE(COMPUTE); + DEFINE_CASE(VERTEX); + DEFINE_CASE(TILER); + DEFINE_CASE(FUSED); + DEFINE_CASE(FRAGMENT); + + case JOB_NOT_STARTED: + return "NOT_STARTED"; + + default: + pandecode_log("Warning! Unknown job type %x\n", type); + return "!?!?!?"; + } + +#undef DEFINE_CASE +} + +static char * +pandecode_draw_mode_name(enum mali_draw_mode mode) +{ +#define DEFINE_CASE(name) case MALI_ ## name: return "MALI_" #name + + switch (mode) { + DEFINE_CASE(DRAW_NONE); + DEFINE_CASE(POINTS); + DEFINE_CASE(LINES); + DEFINE_CASE(TRIANGLES); + DEFINE_CASE(TRIANGLE_STRIP); + DEFINE_CASE(TRIANGLE_FAN); + DEFINE_CASE(LINE_STRIP); + DEFINE_CASE(LINE_LOOP); + DEFINE_CASE(POLYGON); + DEFINE_CASE(QUADS); + DEFINE_CASE(QUAD_STRIP); + + default: + return "MALI_TRIANGLES /* XXX: Unknown GL mode, check dump */"; + } + +#undef DEFINE_CASE +} + +#define DEFINE_CASE(name) case MALI_FUNC_ ## name: return "MALI_FUNC_" #name +static char * +pandecode_func_name(enum mali_func mode) +{ + switch (mode) { + DEFINE_CASE(NEVER); + DEFINE_CASE(LESS); + DEFINE_CASE(EQUAL); + DEFINE_CASE(LEQUAL); + DEFINE_CASE(GREATER); + DEFINE_CASE(NOTEQUAL); + DEFINE_CASE(GEQUAL); + DEFINE_CASE(ALWAYS); + + default: + return "MALI_FUNC_NEVER /* XXX: Unknown function, check dump */"; + } +} +#undef DEFINE_CASE + +/* Why is this duplicated? Who knows... */ +#define DEFINE_CASE(name) case MALI_ALT_FUNC_ ## name: return "MALI_ALT_FUNC_" #name +static char * +pandecode_alt_func_name(enum mali_alt_func mode) +{ + switch (mode) { + DEFINE_CASE(NEVER); + DEFINE_CASE(LESS); + DEFINE_CASE(EQUAL); + DEFINE_CASE(LEQUAL); + DEFINE_CASE(GREATER); + DEFINE_CASE(NOTEQUAL); + DEFINE_CASE(GEQUAL); + DEFINE_CASE(ALWAYS); + + default: + return "MALI_FUNC_NEVER /* XXX: Unknown function, check dump */"; + } +} +#undef DEFINE_CASE + +#define DEFINE_CASE(name) case MALI_STENCIL_ ## name: return "MALI_STENCIL_" #name +static char * +pandecode_stencil_op_name(enum mali_stencil_op op) +{ + switch (op) { + DEFINE_CASE(KEEP); + DEFINE_CASE(REPLACE); + DEFINE_CASE(ZERO); + DEFINE_CASE(INVERT); + DEFINE_CASE(INCR_WRAP); + DEFINE_CASE(DECR_WRAP); + DEFINE_CASE(INCR); + DEFINE_CASE(DECR); + + default: + return "MALI_STENCIL_KEEP /* XXX: Unknown stencil op, check dump */"; + } +} + +#undef DEFINE_CASE + +#define DEFINE_CASE(name) case MALI_ATTR_ ## name: return "MALI_ATTR_" #name +static char *pandecode_attr_mode_name(enum mali_attr_mode mode) +{ + switch(mode) { + DEFINE_CASE(UNUSED); + DEFINE_CASE(LINEAR); + DEFINE_CASE(POT_DIVIDE); + DEFINE_CASE(MODULO); + DEFINE_CASE(NPOT_DIVIDE); + default: return "MALI_ATTR_UNUSED /* XXX: Unknown stencil op, check dump */"; + } +} + +#undef DEFINE_CASE + +#define DEFINE_CASE(name) case MALI_CHANNEL_## name: return "MALI_CHANNEL_" #name +static char * +pandecode_channel_name(enum mali_channel channel) +{ + switch (channel) { + DEFINE_CASE(RED); + DEFINE_CASE(GREEN); + DEFINE_CASE(BLUE); + DEFINE_CASE(ALPHA); + DEFINE_CASE(ZERO); + DEFINE_CASE(ONE); + DEFINE_CASE(RESERVED_0); + DEFINE_CASE(RESERVED_1); + + default: + return "MALI_CHANNEL_ZERO /* XXX: Unknown channel, check dump */"; + } +} +#undef DEFINE_CASE + +#define DEFINE_CASE(name) case MALI_WRAP_## name: return "MALI_WRAP_" #name +static char * +pandecode_wrap_mode_name(enum mali_wrap_mode op) +{ + switch (op) { + DEFINE_CASE(REPEAT); + DEFINE_CASE(CLAMP_TO_EDGE); + DEFINE_CASE(CLAMP_TO_BORDER); + DEFINE_CASE(MIRRORED_REPEAT); + + default: + return "MALI_WRAP_REPEAT /* XXX: Unknown wrap mode, check dump */"; + } +} +#undef DEFINE_CASE + +#define DEFINE_CASE(name) case MALI_TEX_## name: return "MALI_TEX_" #name +static char * +pandecode_texture_type(enum mali_texture_type type) +{ + switch (type) { + DEFINE_CASE(1D); + DEFINE_CASE(2D); + DEFINE_CASE(3D); + DEFINE_CASE(CUBE); + + default: + unreachable("Unknown case"); + } +} +#undef DEFINE_CASE + +#define DEFINE_CASE(name) case MALI_MFBD_BLOCK_## name: return "MALI_MFBD_BLOCK_" #name +static char * +pandecode_mfbd_block_format(enum mali_mfbd_block_format fmt) +{ + switch (fmt) { + DEFINE_CASE(TILED); + DEFINE_CASE(UNKNOWN); + DEFINE_CASE(LINEAR); + DEFINE_CASE(AFBC); + + default: + unreachable("Invalid case"); + } +} +#undef DEFINE_CASE + +static inline char * +pandecode_decode_fbd_type(enum mali_fbd_type type) +{ + if (type == MALI_SFBD) return "SFBD"; + else if (type == MALI_MFBD) return "MFBD"; + else return "WATFBD /* XXX */"; +} + +/* Midgard's tiler descriptor is embedded within the + * larger FBD */ + +static void +pandecode_midgard_tiler_descriptor(const struct midgard_tiler_descriptor *t) +{ + pandecode_log(".tiler = {\n"); + pandecode_indent++; + + pandecode_prop("hierarchy_mask = 0x%" PRIx16, t->hierarchy_mask); + pandecode_prop("flags = 0x%" PRIx16, t->flags); + pandecode_prop("polygon_list_size = 0x%x", t->polygon_list_size); + + MEMORY_PROP(t, polygon_list); + MEMORY_PROP(t, polygon_list_body); + + MEMORY_PROP(t, heap_start); + + { + /* Points to the end of a buffer */ + char *a = pointer_as_memory_reference(t->heap_end - 1); + pandecode_prop("heap_end = %s + 1", a); + free(a); + } + + bool nonzero_weights = false; + + for (unsigned w = 0; w < ARRAY_SIZE(t->weights); ++w) { + nonzero_weights |= t->weights[w] != 0x0; + } + + if (nonzero_weights) { + pandecode_log(".weights = {"); + + for (unsigned w = 0; w < ARRAY_SIZE(t->weights); ++w) { + pandecode_log("%d, ", t->weights[w]); + } + + pandecode_log("},"); + } + + pandecode_indent--; + pandecode_log("}\n"); +} + +static void +pandecode_replay_sfbd(uint64_t gpu_va, int job_no) +{ + struct pandecode_mapped_memory *mem = pandecode_find_mapped_gpu_mem_containing(gpu_va); + const struct mali_single_framebuffer *PANDECODE_PTR_VAR(s, mem, (mali_ptr) gpu_va); + + pandecode_log("struct mali_single_framebuffer framebuffer_%"PRIx64"_%d = {\n", gpu_va, job_no); + pandecode_indent++; + + pandecode_prop("unknown1 = 0x%" PRIx32, s->unknown1); + pandecode_prop("unknown2 = 0x%" PRIx32, s->unknown2); + + pandecode_log(".format = "); + pandecode_log_decoded_flags(fb_fmt_flag_info, s->format); + pandecode_log_cont(",\n"); + + pandecode_prop("width = MALI_POSITIVE(%" PRId16 ")", s->width + 1); + pandecode_prop("height = MALI_POSITIVE(%" PRId16 ")", s->height + 1); + + MEMORY_PROP(s, framebuffer); + pandecode_prop("stride = %d", s->stride); + + /* Earlier in the actual commandstream -- right before width -- but we + * delay to flow nicer */ + + pandecode_log(".clear_flags = "); + pandecode_log_decoded_flags(clear_flag_info, s->clear_flags); + pandecode_log_cont(",\n"); + + if (s->depth_buffer | s->depth_buffer_enable) { + MEMORY_PROP(s, depth_buffer); + pandecode_prop("depth_buffer_enable = %s", DS_ENABLE(s->depth_buffer_enable)); + } + + if (s->stencil_buffer | s->stencil_buffer_enable) { + MEMORY_PROP(s, stencil_buffer); + pandecode_prop("stencil_buffer_enable = %s", DS_ENABLE(s->stencil_buffer_enable)); + } + + if (s->clear_color_1 | s->clear_color_2 | s->clear_color_3 | s->clear_color_4) { + pandecode_prop("clear_color_1 = 0x%" PRIx32, s->clear_color_1); + pandecode_prop("clear_color_2 = 0x%" PRIx32, s->clear_color_2); + pandecode_prop("clear_color_3 = 0x%" PRIx32, s->clear_color_3); + pandecode_prop("clear_color_4 = 0x%" PRIx32, s->clear_color_4); + } + + if (s->clear_depth_1 != 0 || s->clear_depth_2 != 0 || s->clear_depth_3 != 0 || s->clear_depth_4 != 0) { + pandecode_prop("clear_depth_1 = %f", s->clear_depth_1); + pandecode_prop("clear_depth_2 = %f", s->clear_depth_2); + pandecode_prop("clear_depth_3 = %f", s->clear_depth_3); + pandecode_prop("clear_depth_4 = %f", s->clear_depth_4); + } + + if (s->clear_stencil) { + pandecode_prop("clear_stencil = 0x%x", s->clear_stencil); + } + + MEMORY_PROP(s, unknown_address_0); + pandecode_midgard_tiler_descriptor(&s->tiler); + + pandecode_indent--; + pandecode_log("};\n"); + + pandecode_prop("zero0 = 0x%" PRIx64, s->zero0); + pandecode_prop("zero1 = 0x%" PRIx64, s->zero1); + pandecode_prop("zero2 = 0x%" PRIx32, s->zero2); + pandecode_prop("zero4 = 0x%" PRIx32, s->zero4); + + printf(".zero3 = {"); + + for (int i = 0; i < sizeof(s->zero3) / sizeof(s->zero3[0]); ++i) + printf("%X, ", s->zero3[i]); + + printf("},\n"); + + printf(".zero6 = {"); + + for (int i = 0; i < sizeof(s->zero6) / sizeof(s->zero6[0]); ++i) + printf("%X, ", s->zero6[i]); + + printf("},\n"); +} + +static void +pandecode_u32_slide(unsigned name, const u32 *slide, unsigned count) +{ + pandecode_log(".unknown%d = {", name); + + for (int i = 0; i < count; ++i) + printf("%X, ", slide[i]); + + pandecode_log("},\n"); +} + +#define SHORT_SLIDE(num) \ + pandecode_u32_slide(num, s->unknown ## num, ARRAY_SIZE(s->unknown ## num)) + +static void +pandecode_compute_fbd(uint64_t gpu_va, int job_no) +{ + struct pandecode_mapped_memory *mem = pandecode_find_mapped_gpu_mem_containing(gpu_va); + const struct mali_compute_fbd *PANDECODE_PTR_VAR(s, mem, (mali_ptr) gpu_va); + + pandecode_log("struct mali_compute_fbd framebuffer_%"PRIx64"_%d = {\n", gpu_va, job_no); + pandecode_indent++; + + SHORT_SLIDE(1); + + pandecode_indent--; + printf("},\n"); +} + +static void +pandecode_replay_swizzle(unsigned swizzle) +{ + pandecode_prop("swizzle = %s | (%s << 3) | (%s << 6) | (%s << 9)", + pandecode_channel_name((swizzle >> 0) & 0x7), + pandecode_channel_name((swizzle >> 3) & 0x7), + pandecode_channel_name((swizzle >> 6) & 0x7), + pandecode_channel_name((swizzle >> 9) & 0x7)); +} + +static void +pandecode_rt_format(struct mali_rt_format format) +{ + pandecode_log(".format = {\n"); + pandecode_indent++; + + pandecode_prop("unk1 = 0x%" PRIx32, format.unk1); + pandecode_prop("unk2 = 0x%" PRIx32, format.unk2); + pandecode_prop("unk3 = 0x%" PRIx32, format.unk3); + + pandecode_prop("block = %s", + pandecode_mfbd_block_format(format.block)); + + pandecode_prop("nr_channels = MALI_POSITIVE(%d)", + MALI_NEGATIVE(format.nr_channels)); + + pandecode_log(".flags = "); + pandecode_log_decoded_flags(mfbd_fmt_flag_info, format.flags); + pandecode_log_cont(",\n"); + + pandecode_replay_swizzle(format.swizzle); + + pandecode_prop("unk4 = 0x%" PRIx32, format.unk4); + + pandecode_indent--; + pandecode_log("},\n"); +} + +static void +pandecode_render_target(uint64_t gpu_va, unsigned job_no, const struct bifrost_framebuffer *fb) +{ + pandecode_log("struct bifrost_render_target rts_list_%"PRIx64"_%d[] = {\n", gpu_va, job_no); + pandecode_indent++; + + for (int i = 0; i < MALI_NEGATIVE(fb->rt_count_1); i++) { + mali_ptr rt_va = gpu_va + i * sizeof(struct bifrost_render_target); + struct pandecode_mapped_memory *mem = + pandecode_find_mapped_gpu_mem_containing(rt_va); + const struct bifrost_render_target *PANDECODE_PTR_VAR(rt, mem, (mali_ptr) rt_va); + + pandecode_log("{\n"); + pandecode_indent++; + + pandecode_rt_format(rt->format); + + if (rt->format.block == MALI_MFBD_BLOCK_AFBC) { + pandecode_log(".afbc = {\n"); + pandecode_indent++; + + char *a = pointer_as_memory_reference(rt->afbc.metadata); + pandecode_prop("metadata = %s", a); + free(a); + + pandecode_prop("stride = %d", rt->afbc.stride); + pandecode_prop("unk = 0x%" PRIx32, rt->afbc.unk); + + pandecode_indent--; + pandecode_log("},\n"); + } else { + pandecode_log(".chunknown = {\n"); + pandecode_indent++; + + pandecode_prop("unk = 0x%" PRIx64, rt->chunknown.unk); + + char *a = pointer_as_memory_reference(rt->chunknown.pointer); + pandecode_prop("pointer = %s", a); + free(a); + + pandecode_indent--; + pandecode_log("},\n"); + } + + MEMORY_PROP(rt, framebuffer); + pandecode_prop("framebuffer_stride = %d", rt->framebuffer_stride); + + if (rt->clear_color_1 | rt->clear_color_2 | rt->clear_color_3 | rt->clear_color_4) { + pandecode_prop("clear_color_1 = 0x%" PRIx32, rt->clear_color_1); + pandecode_prop("clear_color_2 = 0x%" PRIx32, rt->clear_color_2); + pandecode_prop("clear_color_3 = 0x%" PRIx32, rt->clear_color_3); + pandecode_prop("clear_color_4 = 0x%" PRIx32, rt->clear_color_4); + } + + if (rt->zero1 || rt->zero2 || rt->zero3) { + pandecode_msg("render target zeros tripped\n"); + pandecode_prop("zero1 = 0x%" PRIx64, rt->zero1); + pandecode_prop("zero2 = 0x%" PRIx32, rt->zero2); + pandecode_prop("zero3 = 0x%" PRIx32, rt->zero3); + } + + pandecode_indent--; + pandecode_log("},\n"); + } + + pandecode_indent--; + pandecode_log("};\n"); +} + +static unsigned +pandecode_replay_mfbd_bfr(uint64_t gpu_va, int job_no, bool with_render_targets) +{ + struct pandecode_mapped_memory *mem = pandecode_find_mapped_gpu_mem_containing(gpu_va); + const struct bifrost_framebuffer *PANDECODE_PTR_VAR(fb, mem, (mali_ptr) gpu_va); + + if (fb->sample_locations) { + /* The blob stores all possible sample locations in a single buffer + * allocated on startup, and just switches the pointer when switching + * MSAA state. For now, we just put the data into the cmdstream, but we + * should do something like what the blob does with a real driver. + * + * There seem to be 32 slots for sample locations, followed by another + * 16. The second 16 is just the center location followed by 15 zeros + * in all the cases I've identified (maybe shader vs. depth/color + * samples?). + */ + + struct pandecode_mapped_memory *smem = pandecode_find_mapped_gpu_mem_containing(fb->sample_locations); + + const u16 *PANDECODE_PTR_VAR(samples, smem, fb->sample_locations); + + pandecode_log("uint16_t sample_locations_%d[] = {\n", job_no); + pandecode_indent++; + + for (int i = 0; i < 32 + 16; i++) { + pandecode_log("%d, %d,\n", samples[2 * i], samples[2 * i + 1]); + } + + pandecode_indent--; + pandecode_log("};\n"); + } + + pandecode_log("struct bifrost_framebuffer framebuffer_%"PRIx64"_%d = {\n", gpu_va, job_no); + pandecode_indent++; + + pandecode_prop("unk0 = 0x%x", fb->unk0); + + if (fb->sample_locations) + pandecode_prop("sample_locations = sample_locations_%d", job_no); + + /* Assume that unknown1 was emitted in the last job for + * now */ + MEMORY_PROP(fb, unknown1); + + pandecode_prop("width1 = MALI_POSITIVE(%d)", fb->width1 + 1); + pandecode_prop("height1 = MALI_POSITIVE(%d)", fb->height1 + 1); + pandecode_prop("width2 = MALI_POSITIVE(%d)", fb->width2 + 1); + pandecode_prop("height2 = MALI_POSITIVE(%d)", fb->height2 + 1); + + pandecode_prop("unk1 = 0x%x", fb->unk1); + pandecode_prop("unk2 = 0x%x", fb->unk2); + pandecode_prop("rt_count_1 = MALI_POSITIVE(%d)", fb->rt_count_1 + 1); + pandecode_prop("rt_count_2 = %d", fb->rt_count_2); + + pandecode_log(".mfbd_flags = "); + pandecode_log_decoded_flags(mfbd_flag_info, fb->mfbd_flags); + pandecode_log_cont(",\n"); + + pandecode_prop("clear_stencil = 0x%x", fb->clear_stencil); + pandecode_prop("clear_depth = %f", fb->clear_depth); + + pandecode_prop("unknown2 = 0x%x", fb->unknown2); + MEMORY_PROP(fb, scratchpad); + pandecode_midgard_tiler_descriptor(&fb->tiler); + + if (fb->zero3 || fb->zero4) { + pandecode_msg("framebuffer zeros tripped\n"); + pandecode_prop("zero3 = 0x%" PRIx32, fb->zero3); + pandecode_prop("zero4 = 0x%" PRIx32, fb->zero4); + } + + pandecode_indent--; + pandecode_log("};\n"); + + gpu_va += sizeof(struct bifrost_framebuffer); + + if ((fb->mfbd_flags & MALI_MFBD_EXTRA) && with_render_targets) { + mem = pandecode_find_mapped_gpu_mem_containing(gpu_va); + const struct bifrost_fb_extra *PANDECODE_PTR_VAR(fbx, mem, (mali_ptr) gpu_va); + + pandecode_log("struct bifrost_fb_extra fb_extra_%"PRIx64"_%d = {\n", gpu_va, job_no); + pandecode_indent++; + + MEMORY_PROP(fbx, checksum); + + if (fbx->checksum_stride) + pandecode_prop("checksum_stride = %d", fbx->checksum_stride); + + pandecode_log(".flags = "); + pandecode_log_decoded_flags(mfbd_extra_flag_info, fbx->flags); + pandecode_log_cont(",\n"); + + if (fbx->flags & MALI_EXTRA_AFBC_ZS) { + pandecode_log(".ds_afbc = {\n"); + pandecode_indent++; + + MEMORY_PROP((&fbx->ds_afbc), depth_stencil_afbc_metadata); + pandecode_prop("depth_stencil_afbc_stride = %d", + fbx->ds_afbc.depth_stencil_afbc_stride); + MEMORY_PROP((&fbx->ds_afbc), depth_stencil); + + if (fbx->ds_afbc.zero1 || fbx->ds_afbc.padding) { + pandecode_msg("Depth/stencil AFBC zeros tripped\n"); + pandecode_prop("zero1 = 0x%" PRIx32, + fbx->ds_afbc.zero1); + pandecode_prop("padding = 0x%" PRIx64, + fbx->ds_afbc.padding); + } + + pandecode_indent--; + pandecode_log("},\n"); + } else { + pandecode_log(".ds_linear = {\n"); + pandecode_indent++; + + if (fbx->ds_linear.depth) { + MEMORY_PROP((&fbx->ds_linear), depth); + pandecode_prop("depth_stride = %d", + fbx->ds_linear.depth_stride); + } + + if (fbx->ds_linear.stencil) { + MEMORY_PROP((&fbx->ds_linear), stencil); + pandecode_prop("stencil_stride = %d", + fbx->ds_linear.stencil_stride); + } + + if (fbx->ds_linear.depth_stride_zero || + fbx->ds_linear.stencil_stride_zero || + fbx->ds_linear.zero1 || fbx->ds_linear.zero2) { + pandecode_msg("Depth/stencil zeros tripped\n"); + pandecode_prop("depth_stride_zero = 0x%x", + fbx->ds_linear.depth_stride_zero); + pandecode_prop("stencil_stride_zero = 0x%x", + fbx->ds_linear.stencil_stride_zero); + pandecode_prop("zero1 = 0x%" PRIx32, + fbx->ds_linear.zero1); + pandecode_prop("zero2 = 0x%" PRIx32, + fbx->ds_linear.zero2); + } + + pandecode_indent--; + pandecode_log("},\n"); + } + + if (fbx->zero3 || fbx->zero4) { + pandecode_msg("fb_extra zeros tripped\n"); + pandecode_prop("zero3 = 0x%" PRIx64, fbx->zero3); + pandecode_prop("zero4 = 0x%" PRIx64, fbx->zero4); + } + + pandecode_indent--; + pandecode_log("};\n"); + + gpu_va += sizeof(struct bifrost_fb_extra); + } + + if (with_render_targets) + pandecode_render_target(gpu_va, job_no, fb); + + /* Passback the render target count */ + return MALI_NEGATIVE(fb->rt_count_1); +} + +/* Just add a comment decoding the shift/odd fields forming the padded vertices + * count */ + +static void +pandecode_padded_vertices(unsigned shift, unsigned k) +{ + unsigned odd = 2*k + 1; + unsigned pot = 1 << shift; + pandecode_msg("padded_num_vertices = %d\n", odd * pot); +} + +/* Given a magic divisor, recover what we were trying to divide by. + * + * Let m represent the magic divisor. By definition, m is an element on Z, whre + * 0 <= m < 2^N, for N bits in m. + * + * Let q represent the number we would like to divide by. + * + * By definition of a magic divisor for N-bit unsigned integers (a number you + * multiply by to magically get division), m is a number such that: + * + * (m * x) & (2^N - 1) = floor(x/q). + * for all x on Z where 0 <= x < 2^N + * + * Ignore the case where any of the above values equals zero; it is irrelevant + * for our purposes (instanced arrays). + * + * Choose x = q. Then: + * + * (m * x) & (2^N - 1) = floor(x/q). + * (m * q) & (2^N - 1) = floor(q/q). + * + * floor(q/q) = floor(1) = 1, therefore: + * + * (m * q) & (2^N - 1) = 1 + * + * Recall the identity that the bitwise AND of one less than a power-of-two + * equals the modulo with that power of two, i.e. for all x: + * + * x & (2^N - 1) = x % N + * + * Therefore: + * + * mq % (2^N) = 1 + * + * By definition, a modular multiplicative inverse of a number m is the number + * q such that with respect to a modulos M: + * + * mq % M = 1 + * + * Therefore, q is the modular multiplicative inverse of m with modulus 2^N. + * + */ + +static void +pandecode_magic_divisor(uint32_t magic, unsigned shift, unsigned orig_divisor, unsigned extra) +{ + /* Compute the modular inverse of `magic` with respect to 2^(32 - + * shift) the most lame way possible... just repeatedly add. + * Asymptoptically slow but nobody cares in practice, unless you have + * massive numbers of vertices or high divisors. */ + + unsigned inverse = 0; + + /* Magic implicitly has the highest bit set */ + magic |= (1 << 31); + + /* Depending on rounding direction */ + if (extra) + magic++; + + for (;;) { + uint32_t product = magic * inverse; + + if (shift) { + product >>= shift; + } + + if (product == 1) + break; + + ++inverse; + } + + pandecode_msg("dividing by %d (maybe off by two)\n", inverse); + + /* Recall we're supposed to divide by (gl_level_divisor * + * padded_num_vertices) */ + + unsigned padded_num_vertices = inverse / orig_divisor; + + pandecode_msg("padded_num_vertices = %d\n", padded_num_vertices); +} + +static void +pandecode_replay_attributes(const struct pandecode_mapped_memory *mem, + mali_ptr addr, int job_no, char *suffix, + int count, bool varying) +{ + char *prefix = varying ? "varyings" : "attributes"; + + union mali_attr *attr = pandecode_fetch_gpu_mem(mem, addr, sizeof(union mali_attr) * count); + + char base[128]; + snprintf(base, sizeof(base), "%s_data_%d%s", prefix, job_no, suffix); + + for (int i = 0; i < count; ++i) { + enum mali_attr_mode mode = attr[i].elements & 7; + + if (mode == MALI_ATTR_UNUSED) + continue; + + mali_ptr raw_elements = attr[i].elements & ~7; + + /* TODO: Do we maybe want to dump the attribute values + * themselves given the specified format? Or is that too hard? + * */ + + char *a = pointer_as_memory_reference(raw_elements); + pandecode_log("mali_ptr %s_%d_p = %s;\n", base, i, a); + free(a); + } + + pandecode_log("union mali_attr %s_%d[] = {\n", prefix, job_no); + pandecode_indent++; + + for (int i = 0; i < count; ++i) { + pandecode_log("{\n"); + pandecode_indent++; + + unsigned mode = attr[i].elements & 7; + pandecode_prop("elements = (%s_%d_p) | %s", base, i, pandecode_attr_mode_name(mode)); + pandecode_prop("shift = %d", attr[i].shift); + pandecode_prop("extra_flags = %d", attr[i].extra_flags); + pandecode_prop("stride = 0x%" PRIx32, attr[i].stride); + pandecode_prop("size = 0x%" PRIx32, attr[i].size); + + /* Decode further where possible */ + + if (mode == MALI_ATTR_MODULO) { + pandecode_padded_vertices( + attr[i].shift, + attr[i].extra_flags); + } + + pandecode_indent--; + pandecode_log("}, \n"); + + if (mode == MALI_ATTR_NPOT_DIVIDE) { + i++; + pandecode_log("{\n"); + pandecode_indent++; + pandecode_prop("unk = 0x%x", attr[i].unk); + pandecode_prop("magic_divisor = 0x%08x", attr[i].magic_divisor); + if (attr[i].zero != 0) + pandecode_prop("zero = 0x%x /* XXX zero tripped */", attr[i].zero); + pandecode_prop("divisor = %d", attr[i].divisor); + pandecode_magic_divisor(attr[i].magic_divisor, attr[i - 1].shift, attr[i].divisor, attr[i - 1].extra_flags); + pandecode_indent--; + pandecode_log("}, \n"); + } + + } + + pandecode_indent--; + pandecode_log("};\n"); +} + +static mali_ptr +pandecode_replay_shader_address(const char *name, mali_ptr ptr) +{ + /* TODO: Decode flags */ + mali_ptr shader_ptr = ptr & ~15; + + char *a = pointer_as_memory_reference(shader_ptr); + pandecode_prop("%s = (%s) | %d", name, a, (int) (ptr & 15)); + free(a); + + return shader_ptr; +} + +static bool +all_zero(unsigned *buffer, unsigned count) +{ + for (unsigned i = 0; i < count; ++i) { + if (buffer[i]) + return false; + } + + return true; +} + +static void +pandecode_replay_stencil(const char *name, const struct mali_stencil_test *stencil) +{ + if (all_zero((unsigned *) stencil, sizeof(stencil) / sizeof(unsigned))) + return; + + const char *func = pandecode_func_name(stencil->func); + const char *sfail = pandecode_stencil_op_name(stencil->sfail); + const char *dpfail = pandecode_stencil_op_name(stencil->dpfail); + const char *dppass = pandecode_stencil_op_name(stencil->dppass); + + if (stencil->zero) + pandecode_msg("Stencil zero tripped: %X\n", stencil->zero); + + pandecode_log(".stencil_%s = {\n", name); + pandecode_indent++; + pandecode_prop("ref = %d", stencil->ref); + pandecode_prop("mask = 0x%02X", stencil->mask); + pandecode_prop("func = %s", func); + pandecode_prop("sfail = %s", sfail); + pandecode_prop("dpfail = %s", dpfail); + pandecode_prop("dppass = %s", dppass); + pandecode_indent--; + pandecode_log("},\n"); +} + +static void +pandecode_replay_blend_equation(const struct mali_blend_equation *blend) +{ + if (blend->zero1) + pandecode_msg("Blend zero tripped: %X\n", blend->zero1); + + pandecode_log(".equation = {\n"); + pandecode_indent++; + + pandecode_prop("rgb_mode = 0x%X", blend->rgb_mode); + pandecode_prop("alpha_mode = 0x%X", blend->alpha_mode); + + pandecode_log(".color_mask = "); + pandecode_log_decoded_flags(mask_flag_info, blend->color_mask); + pandecode_log_cont(",\n"); + + pandecode_indent--; + pandecode_log("},\n"); +} + +/* Decodes a Bifrost blend constant. See the notes in bifrost_blend_rt */ + +static unsigned +decode_bifrost_constant(u16 constant) +{ + float lo = (float) (constant & 0xFF); + float hi = (float) (constant >> 8); + + return (hi / 255.0) + (lo / 65535.0); +} + +static mali_ptr +pandecode_bifrost_blend(void *descs, int job_no, int rt_no) +{ + struct bifrost_blend_rt *b = + ((struct bifrost_blend_rt *) descs) + rt_no; + + pandecode_log("struct bifrost_blend_rt blend_rt_%d_%d = {\n", job_no, rt_no); + pandecode_indent++; + + pandecode_prop("flags = 0x%" PRIx16, b->flags); + pandecode_prop("constant = 0x%" PRIx8 " /* %f */", + b->constant, decode_bifrost_constant(b->constant)); + + /* TODO figure out blend shader enable bit */ + pandecode_replay_blend_equation(&b->equation); + pandecode_prop("unk2 = 0x%" PRIx16, b->unk2); + pandecode_prop("index = 0x%" PRIx16, b->index); + pandecode_prop("shader = 0x%" PRIx32, b->shader); + + pandecode_indent--; + pandecode_log("},\n"); + + return 0; +} + +static mali_ptr +pandecode_midgard_blend(union midgard_blend *blend, bool is_shader) +{ + if (all_zero((unsigned *) blend, sizeof(blend) / sizeof(unsigned))) + return 0; + + pandecode_log(".blend = {\n"); + pandecode_indent++; + + if (is_shader) { + pandecode_replay_shader_address("shader", blend->shader); + } else { + pandecode_replay_blend_equation(&blend->equation); + pandecode_prop("constant = %f", blend->constant); + } + + pandecode_indent--; + pandecode_log("},\n"); + + /* Return blend shader to disassemble if present */ + return is_shader ? (blend->shader & ~0xF) : 0; +} + +static mali_ptr +pandecode_midgard_blend_mrt(void *descs, int job_no, int rt_no) +{ + struct midgard_blend_rt *b = + ((struct midgard_blend_rt *) descs) + rt_no; + + /* Flags determine presence of blend shader */ + bool is_shader = (b->flags & 0xF) >= 0x2; + + pandecode_log("struct midgard_blend_rt blend_rt_%d_%d = {\n", job_no, rt_no); + pandecode_indent++; + + pandecode_prop("flags = 0x%" PRIx64, b->flags); + + mali_ptr shader = pandecode_midgard_blend(&b->blend, is_shader); + + pandecode_indent--; + pandecode_log("};\n"); + + return shader; +} + +static int +pandecode_replay_attribute_meta(int job_no, int count, const struct mali_vertex_tiler_postfix *v, bool varying, char *suffix) +{ + char base[128]; + char *prefix = varying ? "varying" : "attribute"; + unsigned max_index = 0; + snprintf(base, sizeof(base), "%s_meta", prefix); + + pandecode_log("struct mali_attr_meta %s_%d%s[] = {\n", base, job_no, suffix); + pandecode_indent++; + + struct mali_attr_meta *attr_meta; + mali_ptr p = varying ? (v->varying_meta & ~0xF) : v->attribute_meta; + + struct pandecode_mapped_memory *attr_mem = pandecode_find_mapped_gpu_mem_containing(p); + + for (int i = 0; i < count; ++i, p += sizeof(struct mali_attr_meta)) { + attr_meta = pandecode_fetch_gpu_mem(attr_mem, p, + sizeof(*attr_mem)); + + pandecode_log("{\n"); + pandecode_indent++; + pandecode_prop("index = %d", attr_meta->index); + + if (attr_meta->index > max_index) + max_index = attr_meta->index; + pandecode_replay_swizzle(attr_meta->swizzle); + pandecode_prop("format = %s", pandecode_format_name(attr_meta->format)); + + pandecode_prop("unknown1 = 0x%" PRIx64, (u64) attr_meta->unknown1); + pandecode_prop("unknown3 = 0x%" PRIx64, (u64) attr_meta->unknown3); + pandecode_prop("src_offset = %d", attr_meta->src_offset); + pandecode_indent--; + pandecode_log("},\n"); + + } + + pandecode_indent--; + pandecode_log("};\n"); + + return max_index; +} + +static void +pandecode_replay_indices(uintptr_t pindices, uint32_t index_count, int job_no) +{ + struct pandecode_mapped_memory *imem = pandecode_find_mapped_gpu_mem_containing(pindices); + + if (imem) { + /* Indices are literally just a u32 array :) */ + + uint32_t *PANDECODE_PTR_VAR(indices, imem, pindices); + + pandecode_log("uint32_t indices_%d[] = {\n", job_no); + pandecode_indent++; + + for (unsigned i = 0; i < (index_count + 1); i += 3) + pandecode_log("%d, %d, %d,\n", + indices[i], + indices[i + 1], + indices[i + 2]); + + pandecode_indent--; + pandecode_log("};\n"); + } +} + +/* return bits [lo, hi) of word */ +static u32 +bits(u32 word, u32 lo, u32 hi) +{ + if (hi - lo >= 32) + return word; // avoid undefined behavior with the shift + + return (word >> lo) & ((1 << (hi - lo)) - 1); +} + +static void +pandecode_replay_vertex_tiler_prefix(struct mali_vertex_tiler_prefix *p, int job_no) +{ + pandecode_log_cont("{\n"); + pandecode_indent++; + + pandecode_prop("invocation_count = 0x%" PRIx32, p->invocation_count); + pandecode_prop("size_y_shift = %d", p->size_y_shift); + pandecode_prop("size_z_shift = %d", p->size_z_shift); + pandecode_prop("workgroups_x_shift = %d", p->workgroups_x_shift); + pandecode_prop("workgroups_y_shift = %d", p->workgroups_y_shift); + pandecode_prop("workgroups_z_shift = %d", p->workgroups_z_shift); + pandecode_prop("workgroups_x_shift_2 = 0x%" PRIx32, p->workgroups_x_shift_2); + + /* Decode invocation_count. See the comment before the definition of + * invocation_count for an explanation. + */ + pandecode_msg("size: (%d, %d, %d)\n", + bits(p->invocation_count, 0, p->size_y_shift) + 1, + bits(p->invocation_count, p->size_y_shift, p->size_z_shift) + 1, + bits(p->invocation_count, p->size_z_shift, + p->workgroups_x_shift) + 1); + pandecode_msg("workgroups: (%d, %d, %d)\n", + bits(p->invocation_count, p->workgroups_x_shift, + p->workgroups_y_shift) + 1, + bits(p->invocation_count, p->workgroups_y_shift, + p->workgroups_z_shift) + 1, + bits(p->invocation_count, p->workgroups_z_shift, + 32) + 1); + + /* TODO: Decode */ + if (p->unknown_draw) + pandecode_prop("unknown_draw = 0x%" PRIx32, p->unknown_draw); + + pandecode_prop("workgroups_x_shift_3 = 0x%" PRIx32, p->workgroups_x_shift_3); + + pandecode_prop("draw_mode = %s", pandecode_draw_mode_name(p->draw_mode)); + + /* Index count only exists for tiler jobs anyway */ + + if (p->index_count) + pandecode_prop("index_count = MALI_POSITIVE(%" PRId32 ")", p->index_count + 1); + + if (p->negative_start) + pandecode_prop("negative_start = %d", p->negative_start); + + DYN_MEMORY_PROP(p, job_no, indices); + + if (p->zero1) { + pandecode_msg("Zero tripped\n"); + pandecode_prop("zero1 = 0x%" PRIx32, p->zero1); + } + + pandecode_indent--; + pandecode_log("},\n"); +} + +static void +pandecode_replay_uniform_buffers(mali_ptr pubufs, int ubufs_count, int job_no) +{ + struct pandecode_mapped_memory *umem = pandecode_find_mapped_gpu_mem_containing(pubufs); + + struct mali_uniform_buffer_meta *PANDECODE_PTR_VAR(ubufs, umem, pubufs); + + for (int i = 0; i < ubufs_count; i++) { + mali_ptr ptr = ubufs[i].ptr << 2; + struct pandecode_mapped_memory *umem2 = pandecode_find_mapped_gpu_mem_containing(ptr); + uint32_t *PANDECODE_PTR_VAR(ubuf, umem2, ptr); + char name[50]; + snprintf(name, sizeof(name), "ubuf_%d", i); + /* The blob uses ubuf 0 to upload internal stuff and + * uniforms that won't fit/are accessed indirectly, so + * it puts it in the batchbuffer. + */ + pandecode_log("uint32_t %s_%d[] = {\n", name, job_no); + pandecode_indent++; + + for (int j = 0; j <= ubufs[i].size; j++) { + for (int k = 0; k < 4; k++) { + if (k == 0) + pandecode_log("0x%"PRIx32", ", ubuf[4 * j + k]); + else + pandecode_log_cont("0x%"PRIx32", ", ubuf[4 * j + k]); + + } + + pandecode_log_cont("\n"); + } + + pandecode_indent--; + pandecode_log("};\n"); + } + + pandecode_log("struct mali_uniform_buffer_meta uniform_buffers_%d[] = {\n", + job_no); + pandecode_indent++; + + for (int i = 0; i < ubufs_count; i++) { + pandecode_log("{\n"); + pandecode_indent++; + pandecode_prop("size = MALI_POSITIVE(%d)", ubufs[i].size + 1); + pandecode_prop("ptr = ubuf_%d_%d_p >> 2", i, job_no); + pandecode_indent--; + pandecode_log("},\n"); + } + + pandecode_indent--; + pandecode_log("};\n"); +} + +static void +pandecode_replay_scratchpad(uintptr_t pscratchpad, int job_no, char *suffix) +{ + + struct pandecode_mapped_memory *mem = pandecode_find_mapped_gpu_mem_containing(pscratchpad); + + struct bifrost_scratchpad *PANDECODE_PTR_VAR(scratchpad, mem, pscratchpad); + + if (scratchpad->zero) + pandecode_msg("XXX scratchpad zero tripped"); + + pandecode_log("struct bifrost_scratchpad scratchpad_%"PRIx64"_%d%s = {\n", pscratchpad, job_no, suffix); + pandecode_indent++; + + pandecode_prop("flags = 0x%x", scratchpad->flags); + MEMORY_PROP(scratchpad, gpu_scratchpad); + + pandecode_indent--; + pandecode_log("};\n"); +} + +static void +pandecode_shader_disassemble(mali_ptr shader_ptr, int shader_no, int type, + bool is_bifrost) +{ + struct pandecode_mapped_memory *mem = pandecode_find_mapped_gpu_mem_containing(shader_ptr); + uint8_t *PANDECODE_PTR_VAR(code, mem, shader_ptr); + + /* Compute maximum possible size */ + size_t sz = mem->length - (shader_ptr - mem->gpu_va); + + /* Print some boilerplate to clearly denote the assembly (which doesn't + * obey indentation rules), and actually do the disassembly! */ + + printf("\n\n"); + + if (is_bifrost) { + disassemble_bifrost(code, sz, false); + } else { + disassemble_midgard(code, sz); + } + + printf("\n\n"); +} + +static void +pandecode_replay_vertex_tiler_postfix_pre(const struct mali_vertex_tiler_postfix *p, + int job_no, enum mali_job_type job_type, + char *suffix, bool is_bifrost) +{ + mali_ptr shader_meta_ptr = (u64) (uintptr_t) (p->_shader_upper << 4); + struct pandecode_mapped_memory *attr_mem; + + unsigned rt_count = 1; + + /* On Bifrost, since the tiler heap (for tiler jobs) and the scratchpad + * are the only things actually needed from the FBD, vertex/tiler jobs + * no longer reference the FBD -- instead, this field points to some + * info about the scratchpad. + */ + if (is_bifrost) + pandecode_replay_scratchpad(p->framebuffer & ~FBD_TYPE, job_no, suffix); + else if (p->framebuffer & MALI_MFBD) + rt_count = pandecode_replay_mfbd_bfr((u64) ((uintptr_t) p->framebuffer) & FBD_MASK, job_no, false); + else if (job_type == JOB_TYPE_COMPUTE) + pandecode_compute_fbd((u64) (uintptr_t) p->framebuffer, job_no); + else + pandecode_replay_sfbd((u64) (uintptr_t) p->framebuffer, job_no); + + int varying_count = 0, attribute_count = 0, uniform_count = 0, uniform_buffer_count = 0; + int texture_count = 0, sampler_count = 0; + + if (shader_meta_ptr) { + struct pandecode_mapped_memory *smem = pandecode_find_mapped_gpu_mem_containing(shader_meta_ptr); + struct mali_shader_meta *PANDECODE_PTR_VAR(s, smem, shader_meta_ptr); + + pandecode_log("struct mali_shader_meta shader_meta_%"PRIx64"_%d%s = {\n", shader_meta_ptr, job_no, suffix); + pandecode_indent++; + + /* Save for dumps */ + attribute_count = s->attribute_count; + varying_count = s->varying_count; + texture_count = s->texture_count; + sampler_count = s->sampler_count; + + if (is_bifrost) { + uniform_count = s->bifrost2.uniform_count; + uniform_buffer_count = s->bifrost1.uniform_buffer_count; + } else { + uniform_count = s->midgard1.uniform_count; + uniform_buffer_count = s->midgard1.uniform_buffer_count; + } + + mali_ptr shader_ptr = pandecode_replay_shader_address("shader", s->shader); + + pandecode_prop("texture_count = %" PRId16, s->texture_count); + pandecode_prop("sampler_count = %" PRId16, s->sampler_count); + pandecode_prop("attribute_count = %" PRId16, s->attribute_count); + pandecode_prop("varying_count = %" PRId16, s->varying_count); + + if (is_bifrost) { + pandecode_log(".bifrost1 = {\n"); + pandecode_indent++; + + pandecode_prop("uniform_buffer_count = %" PRId32, s->bifrost1.uniform_buffer_count); + pandecode_prop("unk1 = 0x%" PRIx32, s->bifrost1.unk1); + + pandecode_indent--; + pandecode_log("},\n"); + } else { + pandecode_log(".midgard1 = {\n"); + pandecode_indent++; + + pandecode_prop("uniform_count = %" PRId16, s->midgard1.uniform_count); + pandecode_prop("uniform_buffer_count = %" PRId16, s->midgard1.uniform_buffer_count); + pandecode_prop("work_count = %" PRId16, s->midgard1.work_count); + + pandecode_log(".flags = "); + pandecode_log_decoded_flags(shader_midgard1_flag_info, s->midgard1.flags); + pandecode_log_cont(",\n"); + + pandecode_prop("unknown2 = 0x%" PRIx32, s->midgard1.unknown2); + + pandecode_indent--; + pandecode_log("},\n"); + } + + if (s->depth_units || s->depth_factor) { + if (is_bifrost) + pandecode_prop("depth_units = %f", s->depth_units); + else + pandecode_prop("depth_units = MALI_NEGATIVE(%f)", s->depth_units - 1.0f); + + pandecode_prop("depth_factor = %f", s->depth_factor); + } + + if (s->alpha_coverage) { + bool invert_alpha_coverage = s->alpha_coverage & 0xFFF0; + uint16_t inverted_coverage = invert_alpha_coverage ? ~s->alpha_coverage : s->alpha_coverage; + + pandecode_prop("alpha_coverage = %sMALI_ALPHA_COVERAGE(%f)", + invert_alpha_coverage ? "~" : "", + MALI_GET_ALPHA_COVERAGE(inverted_coverage)); + } + + if (s->unknown2_3 || s->unknown2_4) { + pandecode_log(".unknown2_3 = "); + + int unknown2_3 = s->unknown2_3; + int unknown2_4 = s->unknown2_4; + + /* We're not quite sure what these flags mean without the depth test, if anything */ + + if (unknown2_3 & (MALI_DEPTH_TEST | MALI_DEPTH_FUNC_MASK)) { + const char *func = pandecode_func_name(MALI_GET_DEPTH_FUNC(unknown2_3)); + unknown2_3 &= ~MALI_DEPTH_FUNC_MASK; + + pandecode_log_cont("MALI_DEPTH_FUNC(%s) | ", func); + } + + pandecode_log_decoded_flags(u3_flag_info, unknown2_3); + pandecode_log_cont(",\n"); + + pandecode_log(".unknown2_4 = "); + pandecode_log_decoded_flags(u4_flag_info, unknown2_4); + pandecode_log_cont(",\n"); + } + + if (s->stencil_mask_front || s->stencil_mask_back) { + pandecode_prop("stencil_mask_front = 0x%02X", s->stencil_mask_front); + pandecode_prop("stencil_mask_back = 0x%02X", s->stencil_mask_back); + } + + pandecode_replay_stencil("front", &s->stencil_front); + pandecode_replay_stencil("back", &s->stencil_back); + + if (is_bifrost) { + pandecode_log(".bifrost2 = {\n"); + pandecode_indent++; + + pandecode_prop("unk3 = 0x%" PRIx32, s->bifrost2.unk3); + pandecode_prop("preload_regs = 0x%" PRIx32, s->bifrost2.preload_regs); + pandecode_prop("uniform_count = %" PRId32, s->bifrost2.uniform_count); + pandecode_prop("unk4 = 0x%" PRIx32, s->bifrost2.unk4); + + pandecode_indent--; + pandecode_log("},\n"); + } else if (s->midgard2.unknown2_7) { + pandecode_log(".midgard2 = {\n"); + pandecode_indent++; + + pandecode_prop("unknown2_7 = 0x%" PRIx32, s->midgard2.unknown2_7); + pandecode_indent--; + pandecode_log("},\n"); + } + + if (s->unknown2_8) + pandecode_prop("unknown2_8 = 0x%" PRIx32, s->unknown2_8); + + if (!is_bifrost) { + /* TODO: Blend shaders routing/disasm */ + + pandecode_midgard_blend(&s->blend, false); + } + + pandecode_indent--; + pandecode_log("};\n"); + + /* MRT blend fields are used whenever MFBD is used, with + * per-RT descriptors */ + + if (job_type == JOB_TYPE_TILER) { + void* blend_base = (void *) (s + 1); + + for (unsigned i = 0; i < rt_count; i++) { + mali_ptr shader = 0; + + if (is_bifrost) + shader = pandecode_bifrost_blend(blend_base, job_no, i); + else + shader = pandecode_midgard_blend_mrt(blend_base, job_no, i); + + if (shader) + pandecode_shader_disassemble(shader, job_no, job_type, false); + } + } + + pandecode_shader_disassemble(shader_ptr, job_no, job_type, is_bifrost); + } else + pandecode_msg("<no shader>\n"); + + if (p->viewport) { + struct pandecode_mapped_memory *fmem = pandecode_find_mapped_gpu_mem_containing(p->viewport); + struct mali_viewport *PANDECODE_PTR_VAR(f, fmem, p->viewport); + + pandecode_log("struct mali_viewport viewport_%d%s = {\n", job_no, suffix); + pandecode_indent++; + + pandecode_prop("clip_minx = %f", f->clip_minx); + pandecode_prop("clip_miny = %f", f->clip_miny); + pandecode_prop("clip_minz = %f", f->clip_minz); + pandecode_prop("clip_maxx = %f", f->clip_maxx); + pandecode_prop("clip_maxy = %f", f->clip_maxy); + pandecode_prop("clip_maxz = %f", f->clip_maxz); + + /* Only the higher coordinates are MALI_POSITIVE scaled */ + + pandecode_prop("viewport0 = { %d, %d }", + f->viewport0[0], f->viewport0[1]); + + pandecode_prop("viewport1 = { MALI_POSITIVE(%d), MALI_POSITIVE(%d) }", + f->viewport1[0] + 1, f->viewport1[1] + 1); + + pandecode_indent--; + pandecode_log("};\n"); + } + + if (p->attribute_meta) { + unsigned max_attr_index = pandecode_replay_attribute_meta(job_no, attribute_count, p, false, suffix); + + attr_mem = pandecode_find_mapped_gpu_mem_containing(p->attributes); + pandecode_replay_attributes(attr_mem, p->attributes, job_no, suffix, max_attr_index + 1, false); + } + + /* Varyings are encoded like attributes but not actually sent; we just + * pass a zero buffer with the right stride/size set, (or whatever) + * since the GPU will write to it itself */ + + if (p->varyings) { + attr_mem = pandecode_find_mapped_gpu_mem_containing(p->varyings); + + /* Number of descriptors depends on whether there are + * non-internal varyings */ + + pandecode_replay_attributes(attr_mem, p->varyings, job_no, suffix, varying_count > 1 ? 4 : 1, true); + } + + if (p->varying_meta) { + pandecode_replay_attribute_meta(job_no, varying_count, p, true, suffix); + } + + bool is_compute = job_type == JOB_TYPE_COMPUTE; + + if (p->uniforms && !is_compute) { + int rows = uniform_count, width = 4; + size_t sz = rows * width * sizeof(float); + + struct pandecode_mapped_memory *uniform_mem = pandecode_find_mapped_gpu_mem_containing(p->uniforms); + pandecode_fetch_gpu_mem(uniform_mem, p->uniforms, sz); + u32 *PANDECODE_PTR_VAR(uniforms, uniform_mem, p->uniforms); + + pandecode_log("u32 uniforms_%d%s[] = {\n", job_no, suffix); + + pandecode_indent++; + + for (int row = 0; row < rows; row++) { + for (int i = 0; i < width; i++) { + u32 v = uniforms[i]; + float f; + memcpy(&f, &v, sizeof(v)); + pandecode_log_cont("%X /* %f */, ", v, f); + } + + pandecode_log_cont("\n"); + + uniforms += width; + } + + pandecode_indent--; + pandecode_log("};\n"); + } else if (p->uniforms) { + int rows = uniform_count * 2; + size_t sz = rows * sizeof(mali_ptr); + + struct pandecode_mapped_memory *uniform_mem = pandecode_find_mapped_gpu_mem_containing(p->uniforms); + pandecode_fetch_gpu_mem(uniform_mem, p->uniforms, sz); + mali_ptr *PANDECODE_PTR_VAR(uniforms, uniform_mem, p->uniforms); + + pandecode_log("mali_ptr uniforms_%d%s[] = {\n", job_no, suffix); + + pandecode_indent++; + + for (int row = 0; row < rows; row++) { + char *a = pointer_as_memory_reference(uniforms[row]); + pandecode_log("%s,\n", a); + free(a); + } + + pandecode_indent--; + pandecode_log("};\n"); + + } + + if (p->uniform_buffers) { + pandecode_replay_uniform_buffers(p->uniform_buffers, uniform_buffer_count, job_no); + } + + if (p->texture_trampoline) { + struct pandecode_mapped_memory *mmem = pandecode_find_mapped_gpu_mem_containing(p->texture_trampoline); + + if (mmem) { + mali_ptr *PANDECODE_PTR_VAR(u, mmem, p->texture_trampoline); + + pandecode_log("uint64_t texture_trampoline_%d[] = {\n", job_no); + pandecode_indent++; + + for (int tex = 0; tex < texture_count; ++tex) { + mali_ptr *PANDECODE_PTR_VAR(u, mmem, p->texture_trampoline + tex * sizeof(mali_ptr)); + char *a = pointer_as_memory_reference(*u); + pandecode_log("%s,\n", a); + free(a); + } + + pandecode_indent--; + pandecode_log("};\n"); + + /* Now, finally, descend down into the texture descriptor */ + for (int tex = 0; tex < texture_count; ++tex) { + mali_ptr *PANDECODE_PTR_VAR(u, mmem, p->texture_trampoline + tex * sizeof(mali_ptr)); + struct pandecode_mapped_memory *tmem = pandecode_find_mapped_gpu_mem_containing(*u); + + if (tmem) { + struct mali_texture_descriptor *PANDECODE_PTR_VAR(t, tmem, *u); + + pandecode_log("struct mali_texture_descriptor texture_descriptor_%"PRIx64"_%d_%d = {\n", *u, job_no, tex); + pandecode_indent++; + + pandecode_prop("width = MALI_POSITIVE(%" PRId16 ")", t->width + 1); + pandecode_prop("height = MALI_POSITIVE(%" PRId16 ")", t->height + 1); + pandecode_prop("depth = MALI_POSITIVE(%" PRId16 ")", t->depth + 1); + pandecode_prop("array_size = MALI_POSITIVE(%" PRId16 ")", t->array_size + 1); + pandecode_prop("unknown3 = %" PRId16, t->unknown3); + pandecode_prop("unknown3A = %" PRId8, t->unknown3A); + pandecode_prop("nr_mipmap_levels = %" PRId8, t->nr_mipmap_levels); + + struct mali_texture_format f = t->format; + + pandecode_log(".format = {\n"); + pandecode_indent++; + + pandecode_replay_swizzle(f.swizzle); + pandecode_prop("format = %s", pandecode_format_name(f.format)); + pandecode_prop("type = %s", pandecode_texture_type(f.type)); + pandecode_prop("srgb = %" PRId32, f.srgb); + pandecode_prop("unknown1 = %" PRId32, f.unknown1); + pandecode_prop("usage2 = 0x%" PRIx32, f.usage2); + + pandecode_indent--; + pandecode_log("},\n"); + + pandecode_replay_swizzle(t->swizzle); + + if (t->swizzle_zero) { + /* Shouldn't happen */ + pandecode_msg("Swizzle zero tripped but replay will be fine anyway"); + pandecode_prop("swizzle_zero = %d", t->swizzle_zero); + } + + pandecode_prop("unknown3 = 0x%" PRIx32, t->unknown3); + + pandecode_prop("unknown5 = 0x%" PRIx32, t->unknown5); + pandecode_prop("unknown6 = 0x%" PRIx32, t->unknown6); + pandecode_prop("unknown7 = 0x%" PRIx32, t->unknown7); + + pandecode_log(".payload = {\n"); + pandecode_indent++; + + /* A bunch of bitmap pointers follow. + * We work out the correct number, + * based on the mipmap/cubemap + * properties, but dump extra + * possibilities to futureproof */ + + int bitmap_count = MALI_NEGATIVE(t->nr_mipmap_levels); + bool manual_stride = f.usage2 & MALI_TEX_MANUAL_STRIDE; + + /* Miptree for each face */ + if (f.type == MALI_TEX_CUBE) + bitmap_count *= 6; + + /* Array of textures */ + bitmap_count *= MALI_NEGATIVE(t->array_size); + + /* Stride for each element */ + if (manual_stride) + bitmap_count *= 2; + + /* Sanity check the size */ + int max_count = sizeof(t->payload) / sizeof(t->payload[0]); + assert (bitmap_count <= max_count); + + /* Dump more to be safe, but not _that_ much more */ + int safe_count = MIN2(bitmap_count * 2, max_count); + + for (int i = 0; i < safe_count; ++i) { + char *prefix = (i >= bitmap_count) ? "// " : ""; + + /* How we dump depends if this is a stride or a pointer */ + + if ((f.usage2 & MALI_TEX_MANUAL_STRIDE) && (i & 1)) { + /* signed 32-bit snuck in as a 64-bit pointer */ + uint64_t stride_set = t->payload[i]; + uint32_t clamped_stride = stride_set; + int32_t stride = clamped_stride; + assert(stride_set == clamped_stride); + pandecode_log("%s(mali_ptr) %d /* stride */, \n", prefix, stride); + } else { + char *a = pointer_as_memory_reference(t->payload[i]); + pandecode_log("%s%s, \n", prefix, a); + free(a); + } + } + + pandecode_indent--; + pandecode_log("},\n"); + + pandecode_indent--; + pandecode_log("};\n"); + } + } + } + } + + if (p->sampler_descriptor) { + struct pandecode_mapped_memory *smem = pandecode_find_mapped_gpu_mem_containing(p->sampler_descriptor); + + if (smem) { + struct mali_sampler_descriptor *s; + + mali_ptr d = p->sampler_descriptor; + + for (int i = 0; i < sampler_count; ++i) { + s = pandecode_fetch_gpu_mem(smem, d + sizeof(*s) * i, sizeof(*s)); + + pandecode_log("struct mali_sampler_descriptor sampler_descriptor_%d_%d = {\n", job_no, i); + pandecode_indent++; + + /* Only the lower two bits are understood right now; the rest we display as hex */ + pandecode_log(".filter_mode = MALI_TEX_MIN(%s) | MALI_TEX_MAG(%s) | 0x%" PRIx32",\n", + MALI_FILTER_NAME(s->filter_mode & MALI_TEX_MIN_MASK), + MALI_FILTER_NAME(s->filter_mode & MALI_TEX_MAG_MASK), + s->filter_mode & ~3); + + pandecode_prop("min_lod = FIXED_16(%f)", DECODE_FIXED_16(s->min_lod)); + pandecode_prop("max_lod = FIXED_16(%f)", DECODE_FIXED_16(s->max_lod)); + + pandecode_prop("wrap_s = %s", pandecode_wrap_mode_name(s->wrap_s)); + pandecode_prop("wrap_t = %s", pandecode_wrap_mode_name(s->wrap_t)); + pandecode_prop("wrap_r = %s", pandecode_wrap_mode_name(s->wrap_r)); + + pandecode_prop("compare_func = %s", pandecode_alt_func_name(s->compare_func)); + + if (s->zero || s->zero2) { + pandecode_msg("Zero tripped\n"); + pandecode_prop("zero = 0x%X, 0x%X\n", s->zero, s->zero2); + } + + pandecode_prop("seamless_cube_map = %d", s->seamless_cube_map); + + pandecode_prop("border_color = { %f, %f, %f, %f }", + s->border_color[0], + s->border_color[1], + s->border_color[2], + s->border_color[3]); + + pandecode_indent--; + pandecode_log("};\n"); + } + } + } +} + +static void +pandecode_replay_vertex_tiler_postfix(const struct mali_vertex_tiler_postfix *p, int job_no, bool is_bifrost) +{ + pandecode_log_cont("{\n"); + pandecode_indent++; + + MEMORY_PROP(p, position_varying); + DYN_MEMORY_PROP(p, job_no, uniform_buffers); + DYN_MEMORY_PROP(p, job_no, texture_trampoline); + DYN_MEMORY_PROP(p, job_no, sampler_descriptor); + DYN_MEMORY_PROP(p, job_no, uniforms); + DYN_MEMORY_PROP(p, job_no, attributes); + DYN_MEMORY_PROP(p, job_no, attribute_meta); + DYN_MEMORY_PROP(p, job_no, varyings); + DYN_MEMORY_PROP(p, job_no, varying_meta); + DYN_MEMORY_PROP(p, job_no, viewport); + DYN_MEMORY_PROP(p, job_no, occlusion_counter); + + if (is_bifrost) + pandecode_prop("framebuffer = scratchpad_%d_p", job_no); + else + pandecode_prop("framebuffer = framebuffer_%d_p | %s", job_no, p->framebuffer & MALI_MFBD ? "MALI_MFBD" : "0"); + + pandecode_prop("_shader_upper = (shader_meta_%d_p) >> 4", job_no); + pandecode_prop("flags = %d", p->flags); + + pandecode_indent--; + pandecode_log("},\n"); +} + +static void +pandecode_replay_vertex_only_bfr(struct bifrost_vertex_only *v) +{ + pandecode_log_cont("{\n"); + pandecode_indent++; + + pandecode_prop("unk2 = 0x%x", v->unk2); + + if (v->zero0 || v->zero1) { + pandecode_msg("vertex only zero tripped"); + pandecode_prop("zero0 = 0x%" PRIx32, v->zero0); + pandecode_prop("zero1 = 0x%" PRIx64, v->zero1); + } + + pandecode_indent--; + pandecode_log("}\n"); +} + +static void +pandecode_replay_tiler_heap_meta(mali_ptr gpu_va, int job_no) +{ + + struct pandecode_mapped_memory *mem = pandecode_find_mapped_gpu_mem_containing(gpu_va); + const struct bifrost_tiler_heap_meta *PANDECODE_PTR_VAR(h, mem, gpu_va); + + pandecode_log("struct mali_tiler_heap_meta tiler_heap_meta_%d = {\n", job_no); + pandecode_indent++; + + if (h->zero) { + pandecode_msg("tiler heap zero tripped\n"); + pandecode_prop("zero = 0x%x", h->zero); + } + + for (int i = 0; i < 12; i++) { + if (h->zeros[i] != 0) { + pandecode_msg("tiler heap zero %d tripped, value %x\n", + i, h->zeros[i]); + } + } + + pandecode_prop("heap_size = 0x%x", h->heap_size); + MEMORY_PROP(h, tiler_heap_start); + MEMORY_PROP(h, tiler_heap_free); + + /* this might point to the beginning of another buffer, when it's + * really the end of the tiler heap buffer, so we have to be careful + * here. + */ + char *a = pointer_as_memory_reference(h->tiler_heap_end - 1); + pandecode_prop("tiler_heap_end = %s + 1", a); + free(a); + + pandecode_indent--; + pandecode_log("};\n"); +} + +static void +pandecode_replay_tiler_meta(mali_ptr gpu_va, int job_no) +{ + struct pandecode_mapped_memory *mem = pandecode_find_mapped_gpu_mem_containing(gpu_va); + const struct bifrost_tiler_meta *PANDECODE_PTR_VAR(t, mem, gpu_va); + + pandecode_replay_tiler_heap_meta(t->tiler_heap_meta, job_no); + + pandecode_log("struct bifrost_tiler_meta tiler_meta_%d = {\n", job_no); + pandecode_indent++; + + if (t->zero0 || t->zero1) { + pandecode_msg("tiler meta zero tripped"); + pandecode_prop("zero0 = 0x%" PRIx64, t->zero0); + pandecode_prop("zero1 = 0x%" PRIx64, t->zero1); + } + + pandecode_prop("hierarchy_mask = 0x%" PRIx16, t->hierarchy_mask); + pandecode_prop("flags = 0x%" PRIx16, t->flags); + + pandecode_prop("width = MALI_POSITIVE(%d)", t->width + 1); + pandecode_prop("height = MALI_POSITIVE(%d)", t->height + 1); + DYN_MEMORY_PROP(t, job_no, tiler_heap_meta); + + for (int i = 0; i < 12; i++) { + if (t->zeros[i] != 0) { + pandecode_msg("tiler heap zero %d tripped, value %" PRIx64 "\n", + i, t->zeros[i]); + } + } + + pandecode_indent--; + pandecode_log("};\n"); +} + +static void +pandecode_replay_gl_enables(uint32_t gl_enables, int job_type) +{ + pandecode_log(".gl_enables = "); + + pandecode_log_decoded_flags(gl_enable_flag_info, gl_enables); + + pandecode_log_cont(",\n"); +} + +static void +pandecode_replay_primitive_size(union midgard_primitive_size u, bool constant) +{ + if (u.pointer == 0x0) + return; + + pandecode_log(".primitive_size = {\n"); + pandecode_indent++; + + if (constant) { + pandecode_prop("constant = %f", u.constant); + } else { + MEMORY_PROP((&u), pointer); + } + + pandecode_indent--; + pandecode_log("},\n"); +} + +static void +pandecode_replay_tiler_only_bfr(const struct bifrost_tiler_only *t, int job_no) +{ + pandecode_log_cont("{\n"); + pandecode_indent++; + + /* TODO: gl_PointSize on Bifrost */ + pandecode_replay_primitive_size(t->primitive_size, true); + + DYN_MEMORY_PROP(t, job_no, tiler_meta); + pandecode_replay_gl_enables(t->gl_enables, JOB_TYPE_TILER); + + if (t->zero1 || t->zero2 || t->zero3 || t->zero4 || t->zero5 + || t->zero6 || t->zero7 || t->zero8) { + pandecode_msg("tiler only zero tripped"); + pandecode_prop("zero1 = 0x%" PRIx64, t->zero1); + pandecode_prop("zero2 = 0x%" PRIx64, t->zero2); + pandecode_prop("zero3 = 0x%" PRIx64, t->zero3); + pandecode_prop("zero4 = 0x%" PRIx64, t->zero4); + pandecode_prop("zero5 = 0x%" PRIx64, t->zero5); + pandecode_prop("zero6 = 0x%" PRIx64, t->zero6); + pandecode_prop("zero7 = 0x%" PRIx32, t->zero7); + pandecode_prop("zero8 = 0x%" PRIx64, t->zero8); + } + + pandecode_indent--; + pandecode_log("},\n"); +} + +static int +pandecode_replay_vertex_job_bfr(const struct mali_job_descriptor_header *h, + const struct pandecode_mapped_memory *mem, + mali_ptr payload, int job_no) +{ + struct bifrost_payload_vertex *PANDECODE_PTR_VAR(v, mem, payload); + + pandecode_replay_vertex_tiler_postfix_pre(&v->postfix, job_no, h->job_type, "", true); + + pandecode_log("struct bifrost_payload_vertex payload_%d = {\n", job_no); + pandecode_indent++; + + pandecode_log(".prefix = "); + pandecode_replay_vertex_tiler_prefix(&v->prefix, job_no); + + pandecode_log(".vertex = "); + pandecode_replay_vertex_only_bfr(&v->vertex); + + pandecode_log(".postfix = "); + pandecode_replay_vertex_tiler_postfix(&v->postfix, job_no, true); + + pandecode_indent--; + pandecode_log("};\n"); + + return sizeof(*v); +} + +static int +pandecode_replay_tiler_job_bfr(const struct mali_job_descriptor_header *h, + const struct pandecode_mapped_memory *mem, + mali_ptr payload, int job_no) +{ + struct bifrost_payload_tiler *PANDECODE_PTR_VAR(t, mem, payload); + + pandecode_replay_vertex_tiler_postfix_pre(&t->postfix, job_no, h->job_type, "", true); + + pandecode_replay_indices(t->prefix.indices, t->prefix.index_count, job_no); + pandecode_replay_tiler_meta(t->tiler.tiler_meta, job_no); + + pandecode_log("struct bifrost_payload_tiler payload_%d = {\n", job_no); + pandecode_indent++; + + pandecode_log(".prefix = "); + pandecode_replay_vertex_tiler_prefix(&t->prefix, job_no); + + pandecode_log(".tiler = "); + pandecode_replay_tiler_only_bfr(&t->tiler, job_no); + + pandecode_log(".postfix = "); + pandecode_replay_vertex_tiler_postfix(&t->postfix, job_no, true); + + pandecode_indent--; + pandecode_log("};\n"); + + return sizeof(*t); +} + +static int +pandecode_replay_vertex_or_tiler_job_mdg(const struct mali_job_descriptor_header *h, + const struct pandecode_mapped_memory *mem, + mali_ptr payload, int job_no) +{ + struct midgard_payload_vertex_tiler *PANDECODE_PTR_VAR(v, mem, payload); + + pandecode_replay_vertex_tiler_postfix_pre(&v->postfix, job_no, h->job_type, "", false); + + pandecode_replay_indices(v->prefix.indices, v->prefix.index_count, job_no); + + pandecode_log("struct midgard_payload_vertex_tiler payload_%d = {\n", job_no); + pandecode_indent++; + + bool has_primitive_pointer = v->prefix.unknown_draw & MALI_DRAW_VARYING_SIZE; + pandecode_replay_primitive_size(v->primitive_size, !has_primitive_pointer); + + pandecode_log(".prefix = "); + pandecode_replay_vertex_tiler_prefix(&v->prefix, job_no); + + pandecode_replay_gl_enables(v->gl_enables, h->job_type); + + if (v->instance_shift || v->instance_odd) { + pandecode_prop("instance_shift = 0x%d /* %d */", + v->instance_shift, 1 << v->instance_shift); + pandecode_prop("instance_odd = 0x%X /* %d */", + v->instance_odd, (2 * v->instance_odd) + 1); + + pandecode_padded_vertices(v->instance_shift, v->instance_odd); + } + + if (v->draw_start) + pandecode_prop("draw_start = %d", v->draw_start); + +#ifndef __LP64__ + + if (v->zero3) { + pandecode_msg("Zero tripped\n"); + pandecode_prop("zero3 = 0x%" PRIx32, v->zero3); + } + +#endif + + if (v->zero5) { + pandecode_msg("Zero tripped\n"); + pandecode_prop("zero5 = 0x%" PRIx64, v->zero5); + } + + pandecode_log(".postfix = "); + pandecode_replay_vertex_tiler_postfix(&v->postfix, job_no, false); + + pandecode_indent--; + pandecode_log("};\n"); + + return sizeof(*v); +} + +static int +pandecode_replay_fragment_job(const struct pandecode_mapped_memory *mem, + mali_ptr payload, int job_no, + bool is_bifrost) +{ + const struct mali_payload_fragment *PANDECODE_PTR_VAR(s, mem, payload); + + bool fbd_dumped = false; + + if (!is_bifrost && (s->framebuffer & FBD_TYPE) == MALI_SFBD) { + /* Only SFBDs are understood, not MFBDs. We're speculating, + * based on the versioning, kernel code, etc, that the + * difference is between Single FrameBuffer Descriptor and + * Multiple FrmaeBuffer Descriptor; the change apparently lines + * up with multi-framebuffer support being added (T7xx onwards, + * including Gxx). In any event, there's some field shuffling + * that we haven't looked into yet. */ + + pandecode_replay_sfbd(s->framebuffer & FBD_MASK, job_no); + fbd_dumped = true; + } else if ((s->framebuffer & FBD_TYPE) == MALI_MFBD) { + /* We don't know if Bifrost supports SFBD's at all, since the + * driver never uses them. And the format is different from + * Midgard anyways, due to the tiler heap and scratchpad being + * moved out into separate structures, so it's not clear what a + * Bifrost SFBD would even look like without getting an actual + * trace, which appears impossible. + */ + + pandecode_replay_mfbd_bfr(s->framebuffer & FBD_MASK, job_no, true); + fbd_dumped = true; + } + + uintptr_t p = (uintptr_t) s->framebuffer & FBD_MASK; + pandecode_log("struct mali_payload_fragment payload_%"PRIx64"_%d = {\n", payload, job_no); + pandecode_indent++; + + /* See the comments by the macro definitions for mathematical context + * on why this is so weird */ + + if (MALI_TILE_COORD_FLAGS(s->max_tile_coord) || MALI_TILE_COORD_FLAGS(s->min_tile_coord)) + pandecode_msg("Tile coordinate flag missed, replay wrong\n"); + + pandecode_prop("min_tile_coord = MALI_COORDINATE_TO_TILE_MIN(%d, %d)", + MALI_TILE_COORD_X(s->min_tile_coord) << MALI_TILE_SHIFT, + MALI_TILE_COORD_Y(s->min_tile_coord) << MALI_TILE_SHIFT); + + pandecode_prop("max_tile_coord = MALI_COORDINATE_TO_TILE_MAX(%d, %d)", + (MALI_TILE_COORD_X(s->max_tile_coord) + 1) << MALI_TILE_SHIFT, + (MALI_TILE_COORD_Y(s->max_tile_coord) + 1) << MALI_TILE_SHIFT); + + /* If the FBD was just decoded, we can refer to it by pointer. If not, + * we have to fallback on offsets. */ + + const char *fbd_type = s->framebuffer & MALI_MFBD ? "MALI_MFBD" : "MALI_SFBD"; + + if (fbd_dumped) + pandecode_prop("framebuffer = framebuffer_%d_p | %s", job_no, fbd_type); + else + pandecode_prop("framebuffer = %s | %s", pointer_as_memory_reference(p), fbd_type); + + pandecode_indent--; + pandecode_log("};\n"); + + return sizeof(*s); +} + +static int job_descriptor_number = 0; + +int +pandecode_replay_jc(mali_ptr jc_gpu_va, bool bifrost) +{ + struct mali_job_descriptor_header *h; + + int start_number = 0; + + bool first = true; + bool last_size; + + do { + struct pandecode_mapped_memory *mem = + pandecode_find_mapped_gpu_mem_containing(jc_gpu_va); + + void *payload; + + h = PANDECODE_PTR(mem, jc_gpu_va, struct mali_job_descriptor_header); + + /* On Midgard, for 32-bit jobs except for fragment jobs, the + * high 32-bits of the 64-bit pointer are reused to store + * something else. + */ + int offset = h->job_descriptor_size == MALI_JOB_32 && + h->job_type != JOB_TYPE_FRAGMENT ? 4 : 0; + mali_ptr payload_ptr = jc_gpu_va + sizeof(*h) - offset; + + payload = pandecode_fetch_gpu_mem(mem, payload_ptr, + MALI_PAYLOAD_SIZE); + + int job_no = job_descriptor_number++; + + if (first) + start_number = job_no; + + pandecode_log("struct mali_job_descriptor_header job_%"PRIx64"_%d = {\n", jc_gpu_va, job_no); + pandecode_indent++; + + pandecode_prop("job_type = %s", pandecode_job_type_name(h->job_type)); + + /* Save for next job fixing */ + last_size = h->job_descriptor_size; + + if (h->job_descriptor_size) + pandecode_prop("job_descriptor_size = %d", h->job_descriptor_size); + + if (h->exception_status != 0x1) + pandecode_prop("exception_status = %x (source ID: 0x%x access: 0x%x exception: 0x%x)", + h->exception_status, + (h->exception_status >> 16) & 0xFFFF, + (h->exception_status >> 8) & 0x3, + h->exception_status & 0xFF); + + if (h->first_incomplete_task) + pandecode_prop("first_incomplete_task = %d", h->first_incomplete_task); + + if (h->fault_pointer) + pandecode_prop("fault_pointer = 0x%" PRIx64, h->fault_pointer); + + if (h->job_barrier) + pandecode_prop("job_barrier = %d", h->job_barrier); + + pandecode_prop("job_index = %d", h->job_index); + + if (h->unknown_flags) + pandecode_prop("unknown_flags = %d", h->unknown_flags); + + if (h->job_dependency_index_1) + pandecode_prop("job_dependency_index_1 = %d", h->job_dependency_index_1); + + if (h->job_dependency_index_2) + pandecode_prop("job_dependency_index_2 = %d", h->job_dependency_index_2); + + pandecode_indent--; + pandecode_log("};\n"); + + /* Do not touch the field yet -- decode the payload first, and + * don't touch that either. This is essential for the uploads + * to occur in sequence and therefore be dynamically allocated + * correctly. Do note the size, however, for that related + * reason. */ + + switch (h->job_type) { + case JOB_TYPE_SET_VALUE: { + struct mali_payload_set_value *s = payload; + pandecode_log("struct mali_payload_set_value payload_%"PRIx64"_%d = {\n", payload_ptr, job_no); + pandecode_indent++; + MEMORY_PROP(s, out); + pandecode_prop("unknown = 0x%" PRIX64, s->unknown); + pandecode_indent--; + pandecode_log("};\n"); + + break; + } + + case JOB_TYPE_TILER: + case JOB_TYPE_VERTEX: + case JOB_TYPE_COMPUTE: + if (bifrost) { + if (h->job_type == JOB_TYPE_TILER) + pandecode_replay_tiler_job_bfr(h, mem, payload_ptr, job_no); + else + pandecode_replay_vertex_job_bfr(h, mem, payload_ptr, job_no); + } else + pandecode_replay_vertex_or_tiler_job_mdg(h, mem, payload_ptr, job_no); + + break; + + case JOB_TYPE_FRAGMENT: + pandecode_replay_fragment_job(mem, payload_ptr, job_no, bifrost); + break; + + default: + break; + } + + /* Handle linkage */ + + if (!first) { + pandecode_log("((struct mali_job_descriptor_header *) (uintptr_t) job_%d_p)->", job_no - 1); + + if (last_size) + pandecode_log_cont("next_job_64 = job_%d_p;\n\n", job_no); + else + pandecode_log_cont("next_job_32 = (u32) (uintptr_t) job_%d_p;\n\n", job_no); + } + + first = false; + + } while ((jc_gpu_va = h->job_descriptor_size ? h->next_job_64 : h->next_job_32)); + + return start_number; +} |