*/
#include "si_pipe.h"
-#include "si_shader.h"
+#include "si_compute.h"
#include "sid.h"
+#include "gfx9d.h"
#include "sid_tables.h"
+#include "ddebug/dd_util.h"
+#include "util/u_memory.h"
+#include "ac_debug.h"
+DEBUG_GET_ONCE_OPTION(replace_shaders, "RADEON_REPLACE_SHADERS", NULL)
-static void si_dump_shader(struct si_shader_selector *sel, const char *name,
- FILE *f)
+static void si_dump_shader(struct si_screen *sscreen,
+ enum pipe_shader_type processor,
+ const struct si_shader *shader, FILE *f)
{
- if (!sel || !sel->current)
- return;
-
- fprintf(f, "%s shader disassembly:\n", name);
- si_dump_shader_key(sel->type, &sel->current->key, f);
- fprintf(f, "%s\n\n", sel->current->binary.disasm_string);
+ if (shader->shader_log)
+ fwrite(shader->shader_log, shader->shader_log_size, 1, f);
+ else
+ si_shader_dump(sscreen, shader, NULL, processor, f, false);
}
-/* Parsed IBs are difficult to read without colors. Use "less -R file" to
- * read them, or use "aha -b -f file" to convert them to html.
- */
-#define COLOR_RESET "\033[0m"
-#define COLOR_RED "\033[31m"
-#define COLOR_GREEN "\033[1;32m"
-#define COLOR_YELLOW "\033[1;33m"
-#define COLOR_CYAN "\033[1;36m"
+static void si_dump_gfx_shader(struct si_screen *sscreen,
+ const struct si_shader_ctx_state *state, FILE *f)
+{
+ const struct si_shader *current = state->current;
-#define INDENT_PKT 8
+ if (!state->cso || !current)
+ return;
-static void print_spaces(FILE *f, unsigned num)
-{
- fprintf(f, "%*s", num, "");
+ si_dump_shader(sscreen, state->cso->info.processor, current, f);
}
-static void print_value(FILE *file, uint32_t value, int bits)
+static void si_dump_compute_shader(struct si_screen *sscreen,
+ const struct si_cs_shader_state *state, FILE *f)
{
- /* Guess if it's int or float */
- if (value <= (1 << 15))
- fprintf(file, "%u\n", value);
- else {
- float f = uif(value);
-
- if (fabs(f) < 100000 && f*10 == floor(f*10))
- fprintf(file, "%.1ff\n", f);
- else
- /* Don't print more leading zeros than there are bits. */
- fprintf(file, "0x%0*x\n", bits / 4, value);
- }
-}
+ if (!state->program || state->program != state->emitted_program)
+ return;
-static void print_named_value(FILE *file, const char *name, uint32_t value,
- int bits)
-{
- print_spaces(file, INDENT_PKT);
- fprintf(file, COLOR_YELLOW "%s" COLOR_RESET " <- ", name);
- print_value(file, value, bits);
+ si_dump_shader(sscreen, PIPE_SHADER_COMPUTE, &state->program->shader, f);
}
-static void si_dump_reg(FILE *file, unsigned offset, uint32_t value,
- uint32_t field_mask)
+/**
+ * Shader compiles can be overridden with arbitrary ELF objects by setting
+ * the environment variable RADEON_REPLACE_SHADERS=num1:filename1[;num2:filename2]
+ */
+bool si_replace_shader(unsigned num, struct ac_shader_binary *binary)
{
- int r, f;
+ const char *p = debug_get_option_replace_shaders();
+ const char *semicolon;
+ char *copy = NULL;
+ FILE *f;
+ long filesize, nread;
+ char *buf = NULL;
+ bool replaced = false;
- for (r = 0; r < ARRAY_SIZE(reg_table); r++) {
- const struct si_reg *reg = ®_table[r];
+ if (!p)
+ return false;
- if (reg->offset == offset) {
- bool first_field = true;
+ while (*p) {
+ unsigned long i;
+ char *endp;
+ i = strtoul(p, &endp, 0);
- print_spaces(file, INDENT_PKT);
- fprintf(file, COLOR_YELLOW "%s" COLOR_RESET " <- ",
- reg->name);
-
- if (!reg->num_fields) {
- print_value(file, value, 32);
- return;
- }
-
- for (f = 0; f < reg->num_fields; f++) {
- const struct si_field *field = ®->fields[f];
- uint32_t val = (value & field->mask) >>
- (ffs(field->mask) - 1);
-
- if (!(field->mask & field_mask))
- continue;
-
- /* Indent the field. */
- if (!first_field)
- print_spaces(file,
- INDENT_PKT + strlen(reg->name) + 4);
+ p = endp;
+ if (*p != ':') {
+ fprintf(stderr, "RADEON_REPLACE_SHADERS formatted badly.\n");
+ exit(1);
+ }
+ ++p;
- /* Print the field. */
- fprintf(file, "%s = ", field->name);
+ if (i == num)
+ break;
- if (val < field->num_values && field->values[val])
- fprintf(file, "%s\n", field->values[val]);
- else
- print_value(file, val,
- util_bitcount(field->mask));
+ p = strchr(p, ';');
+ if (!p)
+ return false;
+ ++p;
+ }
+ if (!*p)
+ return false;
- first_field = false;
- }
- return;
+ semicolon = strchr(p, ';');
+ if (semicolon) {
+ p = copy = strndup(p, semicolon - p);
+ if (!copy) {
+ fprintf(stderr, "out of memory\n");
+ return false;
}
}
- fprintf(file, COLOR_YELLOW "0x%05x" COLOR_RESET " = 0x%08x", offset, value);
-}
+ fprintf(stderr, "radeonsi: replace shader %u by %s\n", num, p);
-static void si_parse_set_reg_packet(FILE *f, uint32_t *ib, unsigned count,
- unsigned reg_offset)
-{
- unsigned reg = (ib[1] << 2) + reg_offset;
- int i;
+ f = fopen(p, "r");
+ if (!f) {
+ perror("radeonsi: failed to open file");
+ goto out_free;
+ }
- for (i = 0; i < count; i++)
- si_dump_reg(f, reg + i*4, ib[2+i], ~0);
-}
+ if (fseek(f, 0, SEEK_END) != 0)
+ goto file_error;
-static uint32_t *si_parse_packet3(FILE *f, uint32_t *ib, int *num_dw)
-{
- unsigned count = PKT_COUNT_G(ib[0]);
- unsigned op = PKT3_IT_OPCODE_G(ib[0]);
- const char *predicate = PKT3_PREDICATE(ib[0]) ? "(predicate)" : "";
- int i;
-
- /* Print the name first. */
- for (i = 0; i < ARRAY_SIZE(packet3_table); i++)
- if (packet3_table[i].op == op)
- break;
+ filesize = ftell(f);
+ if (filesize < 0)
+ goto file_error;
- if (i < ARRAY_SIZE(packet3_table))
- if (op == PKT3_SET_CONTEXT_REG ||
- op == PKT3_SET_CONFIG_REG ||
- op == PKT3_SET_UCONFIG_REG ||
- op == PKT3_SET_SH_REG)
- fprintf(f, COLOR_CYAN "%s%s" COLOR_CYAN ":\n",
- packet3_table[i].name, predicate);
- else
- fprintf(f, COLOR_GREEN "%s%s" COLOR_RESET ":\n",
- packet3_table[i].name, predicate);
- else
- fprintf(f, COLOR_RED "PKT3_UNKNOWN 0x%x%s" COLOR_RESET ":\n",
- op, predicate);
+ if (fseek(f, 0, SEEK_SET) != 0)
+ goto file_error;
- /* Print the contents. */
- switch (op) {
- case PKT3_SET_CONTEXT_REG:
- si_parse_set_reg_packet(f, ib, count, SI_CONTEXT_REG_OFFSET);
- break;
- case PKT3_SET_CONFIG_REG:
- si_parse_set_reg_packet(f, ib, count, SI_CONFIG_REG_OFFSET);
- break;
- case PKT3_SET_UCONFIG_REG:
- si_parse_set_reg_packet(f, ib, count, CIK_UCONFIG_REG_OFFSET);
- break;
- case PKT3_SET_SH_REG:
- si_parse_set_reg_packet(f, ib, count, SI_SH_REG_OFFSET);
- break;
- case PKT3_DRAW_PREAMBLE:
- si_dump_reg(f, R_030908_VGT_PRIMITIVE_TYPE, ib[1], ~0);
- si_dump_reg(f, R_028AA8_IA_MULTI_VGT_PARAM, ib[2], ~0);
- si_dump_reg(f, R_028B58_VGT_LS_HS_CONFIG, ib[3], ~0);
- break;
- case PKT3_ACQUIRE_MEM:
- si_dump_reg(f, R_0301F0_CP_COHER_CNTL, ib[1], ~0);
- si_dump_reg(f, R_0301F4_CP_COHER_SIZE, ib[2], ~0);
- si_dump_reg(f, R_030230_CP_COHER_SIZE_HI, ib[3], ~0);
- si_dump_reg(f, R_0301F8_CP_COHER_BASE, ib[4], ~0);
- si_dump_reg(f, R_0301E4_CP_COHER_BASE_HI, ib[5], ~0);
- print_named_value(f, "POLL_INTERVAL", ib[6], 16);
- break;
- case PKT3_SURFACE_SYNC:
- si_dump_reg(f, R_0085F0_CP_COHER_CNTL, ib[1], ~0);
- si_dump_reg(f, R_0085F4_CP_COHER_SIZE, ib[2], ~0);
- si_dump_reg(f, R_0085F8_CP_COHER_BASE, ib[3], ~0);
- print_named_value(f, "POLL_INTERVAL", ib[4], 16);
- break;
- case PKT3_EVENT_WRITE:
- si_dump_reg(f, R_028A90_VGT_EVENT_INITIATOR, ib[1],
- S_028A90_EVENT_TYPE(~0));
- print_named_value(f, "EVENT_INDEX", (ib[1] >> 8) & 0xf, 4);
- print_named_value(f, "INV_L2", (ib[1] >> 20) & 0x1, 1);
- if (count > 0) {
- print_named_value(f, "ADDRESS_LO", ib[2], 32);
- print_named_value(f, "ADDRESS_HI", ib[3], 16);
- }
- break;
- case PKT3_DRAW_INDEX_AUTO:
- si_dump_reg(f, R_030930_VGT_NUM_INDICES, ib[1], ~0);
- si_dump_reg(f, R_0287F0_VGT_DRAW_INITIATOR, ib[2], ~0);
- break;
- case PKT3_DRAW_INDEX_2:
- si_dump_reg(f, R_028A78_VGT_DMA_MAX_SIZE, ib[1], ~0);
- si_dump_reg(f, R_0287E8_VGT_DMA_BASE, ib[2], ~0);
- si_dump_reg(f, R_0287E4_VGT_DMA_BASE_HI, ib[3], ~0);
- si_dump_reg(f, R_030930_VGT_NUM_INDICES, ib[4], ~0);
- si_dump_reg(f, R_0287F0_VGT_DRAW_INITIATOR, ib[5], ~0);
- break;
- case PKT3_INDEX_TYPE:
- si_dump_reg(f, R_028A7C_VGT_DMA_INDEX_TYPE, ib[1], ~0);
- break;
- case PKT3_NUM_INSTANCES:
- si_dump_reg(f, R_030934_VGT_NUM_INSTANCES, ib[1], ~0);
- break;
- case PKT3_NOP:
- if (ib[0] == 0xffff1000) {
- count = -1; /* One dword NOP. */
- break;
- }
- /* fall through, print all dwords */
- default:
- for (i = 0; i < count+1; i++) {
- print_spaces(f, INDENT_PKT);
- fprintf(f, "0x%08x\n", ib[1+i]);
- }
+ buf = MALLOC(filesize);
+ if (!buf) {
+ fprintf(stderr, "out of memory\n");
+ goto out_close;
}
- ib += count + 2;
- *num_dw -= count + 2;
- return ib;
-}
+ nread = fread(buf, 1, filesize, f);
+ if (nread != filesize)
+ goto file_error;
-static void si_parse_ib(FILE *f, uint32_t *ib, int num_dw)
-{
- fprintf(f, "------------------ IB begin ------------------\n");
+ ac_elf_read(buf, filesize, binary);
+ replaced = true;
- while (num_dw > 0) {
- unsigned type = PKT_TYPE_G(ib[0]);
+out_close:
+ fclose(f);
+out_free:
+ FREE(buf);
+ free(copy);
+ return replaced;
- switch (type) {
- case 3:
- ib = si_parse_packet3(f, ib, &num_dw);
- break;
- case 2:
- /* type-2 nop */
- if (ib[0] == 0x80000000) {
- fprintf(f, COLOR_GREEN "NOP (type 2)" COLOR_RESET "\n");
- ib++;
- break;
- }
- /* fall through */
- default:
- fprintf(f, "Unknown packet type %i\n", type);
- return;
- }
- }
-
- fprintf(f, "------------------- IB end -------------------\n");
- if (num_dw < 0) {
- printf("Packet ends after the end of IB.\n");
- exit(0);
- }
+file_error:
+ perror("radeonsi: reading shader");
+ goto out_close;
}
+/* Parsed IBs are difficult to read without colors. Use "less -R file" to
+ * read them, or use "aha -b -f file" to convert them to html.
+ */
+#define COLOR_RESET "\033[0m"
+#define COLOR_RED "\033[31m"
+#define COLOR_GREEN "\033[1;32m"
+#define COLOR_YELLOW "\033[1;33m"
+#define COLOR_CYAN "\033[1;36m"
+
static void si_dump_mmapped_reg(struct si_context *sctx, FILE *f,
unsigned offset)
{
struct radeon_winsys *ws = sctx->b.ws;
uint32_t value;
- ws->read_registers(ws, offset, 1, &value);
- si_dump_reg(f, offset, value, ~0);
+ if (ws->read_registers(ws, offset, 1, &value))
+ ac_dump_reg(f, offset, value, ~0);
}
static void si_dump_debug_registers(struct si_context *sctx, FILE *f)
si_dump_mmapped_reg(sctx, f, R_00803C_GRBM_STATUS_SE3);
si_dump_mmapped_reg(sctx, f, R_00D034_SDMA0_STATUS_REG);
si_dump_mmapped_reg(sctx, f, R_00D834_SDMA1_STATUS_REG);
- si_dump_mmapped_reg(sctx, f, R_000E50_SRBM_STATUS);
- si_dump_mmapped_reg(sctx, f, R_000E4C_SRBM_STATUS2);
- si_dump_mmapped_reg(sctx, f, R_000E54_SRBM_STATUS3);
+ if (sctx->b.chip_class <= VI) {
+ si_dump_mmapped_reg(sctx, f, R_000E50_SRBM_STATUS);
+ si_dump_mmapped_reg(sctx, f, R_000E4C_SRBM_STATUS2);
+ si_dump_mmapped_reg(sctx, f, R_000E54_SRBM_STATUS3);
+ }
si_dump_mmapped_reg(sctx, f, R_008680_CP_STAT);
si_dump_mmapped_reg(sctx, f, R_008674_CP_STALLED_STAT1);
si_dump_mmapped_reg(sctx, f, R_008678_CP_STALLED_STAT2);
fprintf(f, "\n");
}
+static void si_dump_last_ib(struct si_context *sctx, FILE *f)
+{
+ int last_trace_id = -1;
+ int last_ce_trace_id = -1;
+
+ if (!sctx->last_gfx.ib)
+ return;
+
+ if (sctx->last_trace_buf) {
+ /* We are expecting that the ddebug pipe has already
+ * waited for the context, so this buffer should be idle.
+ * If the GPU is hung, there is no point in waiting for it.
+ */
+ uint32_t *map = sctx->b.ws->buffer_map(sctx->last_trace_buf->buf,
+ NULL,
+ PIPE_TRANSFER_UNSYNCHRONIZED |
+ PIPE_TRANSFER_READ);
+ if (map) {
+ last_trace_id = map[0];
+ last_ce_trace_id = map[1];
+ }
+ }
+
+ if (sctx->init_config)
+ ac_parse_ib(f, sctx->init_config->pm4, sctx->init_config->ndw,
+ -1, "IB2: Init config", sctx->b.chip_class,
+ NULL, NULL);
+
+ if (sctx->init_config_gs_rings)
+ ac_parse_ib(f, sctx->init_config_gs_rings->pm4,
+ sctx->init_config_gs_rings->ndw,
+ -1, "IB2: Init GS rings", sctx->b.chip_class,
+ NULL, NULL);
+
+ ac_parse_ib(f, sctx->last_gfx.ib, sctx->last_gfx.num_dw,
+ last_trace_id, "IB", sctx->b.chip_class,
+ NULL, NULL);
+
+ if (sctx->last_ce.ib) {
+ ac_parse_ib(f, sctx->last_ce.ib, sctx->last_ce.num_dw,
+ last_ce_trace_id, "CE IB", sctx->b.chip_class,
+ NULL, NULL);
+ }
+}
+
+static const char *priority_to_string(enum radeon_bo_priority priority)
+{
+#define ITEM(x) [RADEON_PRIO_##x] = #x
+ static const char *table[64] = {
+ ITEM(FENCE),
+ ITEM(TRACE),
+ ITEM(SO_FILLED_SIZE),
+ ITEM(QUERY),
+ ITEM(IB1),
+ ITEM(IB2),
+ ITEM(DRAW_INDIRECT),
+ ITEM(INDEX_BUFFER),
+ ITEM(VCE),
+ ITEM(UVD),
+ ITEM(SDMA_BUFFER),
+ ITEM(SDMA_TEXTURE),
+ ITEM(CP_DMA),
+ ITEM(CONST_BUFFER),
+ ITEM(DESCRIPTORS),
+ ITEM(BORDER_COLORS),
+ ITEM(SAMPLER_BUFFER),
+ ITEM(VERTEX_BUFFER),
+ ITEM(SHADER_RW_BUFFER),
+ ITEM(COMPUTE_GLOBAL),
+ ITEM(SAMPLER_TEXTURE),
+ ITEM(SHADER_RW_IMAGE),
+ ITEM(SAMPLER_TEXTURE_MSAA),
+ ITEM(COLOR_BUFFER),
+ ITEM(DEPTH_BUFFER),
+ ITEM(COLOR_BUFFER_MSAA),
+ ITEM(DEPTH_BUFFER_MSAA),
+ ITEM(CMASK),
+ ITEM(DCC),
+ ITEM(HTILE),
+ ITEM(SHADER_BINARY),
+ ITEM(SHADER_RINGS),
+ ITEM(SCRATCH_BUFFER),
+ };
+#undef ITEM
+
+ assert(priority < ARRAY_SIZE(table));
+ return table[priority];
+}
+
+static int bo_list_compare_va(const struct radeon_bo_list_item *a,
+ const struct radeon_bo_list_item *b)
+{
+ return a->vm_address < b->vm_address ? -1 :
+ a->vm_address > b->vm_address ? 1 : 0;
+}
+
+static void si_dump_bo_list(struct si_context *sctx,
+ const struct radeon_saved_cs *saved, FILE *f)
+{
+ unsigned i,j;
+
+ if (!saved->bo_list)
+ return;
+
+ /* Sort the list according to VM adddresses first. */
+ qsort(saved->bo_list, saved->bo_count,
+ sizeof(saved->bo_list[0]), (void*)bo_list_compare_va);
+
+ fprintf(f, "Buffer list (in units of pages = 4kB):\n"
+ COLOR_YELLOW " Size VM start page "
+ "VM end page Usage" COLOR_RESET "\n");
+
+ for (i = 0; i < saved->bo_count; i++) {
+ /* Note: Buffer sizes are expected to be aligned to 4k by the winsys. */
+ const unsigned page_size = sctx->b.screen->info.gart_page_size;
+ uint64_t va = saved->bo_list[i].vm_address;
+ uint64_t size = saved->bo_list[i].bo_size;
+ bool hit = false;
+
+ /* If there's unused virtual memory between 2 buffers, print it. */
+ if (i) {
+ uint64_t previous_va_end = saved->bo_list[i-1].vm_address +
+ saved->bo_list[i-1].bo_size;
+
+ if (va > previous_va_end) {
+ fprintf(f, " %10"PRIu64" -- hole --\n",
+ (va - previous_va_end) / page_size);
+ }
+ }
+
+ /* Print the buffer. */
+ fprintf(f, " %10"PRIu64" 0x%013"PRIX64" 0x%013"PRIX64" ",
+ size / page_size, va / page_size, (va + size) / page_size);
+
+ /* Print the usage. */
+ for (j = 0; j < 64; j++) {
+ if (!(saved->bo_list[i].priority_usage & (1ull << j)))
+ continue;
+
+ fprintf(f, "%s%s", !hit ? "" : ", ", priority_to_string(j));
+ hit = true;
+ }
+ fprintf(f, "\n");
+ }
+ fprintf(f, "\nNote: The holes represent memory not used by the IB.\n"
+ " Other buffers can still be allocated there.\n\n");
+}
+
+static void si_dump_framebuffer(struct si_context *sctx, FILE *f)
+{
+ struct pipe_framebuffer_state *state = &sctx->framebuffer.state;
+ struct r600_texture *rtex;
+ int i;
+
+ for (i = 0; i < state->nr_cbufs; i++) {
+ if (!state->cbufs[i])
+ continue;
+
+ rtex = (struct r600_texture*)state->cbufs[i]->texture;
+ fprintf(f, COLOR_YELLOW "Color buffer %i:" COLOR_RESET "\n", i);
+ r600_print_texture_info(sctx->b.screen, rtex, f);
+ fprintf(f, "\n");
+ }
+
+ if (state->zsbuf) {
+ rtex = (struct r600_texture*)state->zsbuf->texture;
+ fprintf(f, COLOR_YELLOW "Depth-stencil buffer:" COLOR_RESET "\n");
+ r600_print_texture_info(sctx->b.screen, rtex, f);
+ fprintf(f, "\n");
+ }
+}
+
+typedef unsigned (*slot_remap_func)(unsigned);
+
+static void si_dump_descriptor_list(struct si_descriptors *desc,
+ const char *shader_name,
+ const char *elem_name,
+ unsigned element_dw_size,
+ unsigned num_elements,
+ slot_remap_func slot_remap,
+ FILE *f)
+{
+ unsigned i, j;
+
+ if (!desc->list)
+ return;
+
+ for (i = 0; i < num_elements; i++) {
+ unsigned dw_offset = slot_remap(i) * element_dw_size;
+ uint32_t *gpu_ptr = desc->gpu_list ? desc->gpu_list : desc->list;
+ const char *list_note = desc->gpu_list ? "GPU list" : "CPU list";
+ uint32_t *cpu_list = desc->list + dw_offset;
+ uint32_t *gpu_list = gpu_ptr + dw_offset;
+
+ fprintf(f, COLOR_GREEN "%s%s slot %u (%s):" COLOR_RESET "\n",
+ shader_name, elem_name, i, list_note);
+
+ switch (element_dw_size) {
+ case 4:
+ for (j = 0; j < 4; j++)
+ ac_dump_reg(f, R_008F00_SQ_BUF_RSRC_WORD0 + j*4,
+ gpu_list[j], 0xffffffff);
+ break;
+ case 8:
+ for (j = 0; j < 8; j++)
+ ac_dump_reg(f, R_008F10_SQ_IMG_RSRC_WORD0 + j*4,
+ gpu_list[j], 0xffffffff);
+
+ fprintf(f, COLOR_CYAN " Buffer:" COLOR_RESET "\n");
+ for (j = 0; j < 4; j++)
+ ac_dump_reg(f, R_008F00_SQ_BUF_RSRC_WORD0 + j*4,
+ gpu_list[4+j], 0xffffffff);
+ break;
+ case 16:
+ for (j = 0; j < 8; j++)
+ ac_dump_reg(f, R_008F10_SQ_IMG_RSRC_WORD0 + j*4,
+ gpu_list[j], 0xffffffff);
+
+ fprintf(f, COLOR_CYAN " Buffer:" COLOR_RESET "\n");
+ for (j = 0; j < 4; j++)
+ ac_dump_reg(f, R_008F00_SQ_BUF_RSRC_WORD0 + j*4,
+ gpu_list[4+j], 0xffffffff);
+
+ fprintf(f, COLOR_CYAN " FMASK:" COLOR_RESET "\n");
+ for (j = 0; j < 8; j++)
+ ac_dump_reg(f, R_008F10_SQ_IMG_RSRC_WORD0 + j*4,
+ gpu_list[8+j], 0xffffffff);
+
+ fprintf(f, COLOR_CYAN " Sampler state:" COLOR_RESET "\n");
+ for (j = 0; j < 4; j++)
+ ac_dump_reg(f, R_008F30_SQ_IMG_SAMP_WORD0 + j*4,
+ gpu_list[12+j], 0xffffffff);
+ break;
+ }
+
+ if (memcmp(gpu_list, cpu_list, desc->element_dw_size * 4) != 0) {
+ fprintf(f, COLOR_RED "!!!!! This slot was corrupted in GPU memory !!!!!"
+ COLOR_RESET "\n");
+ }
+
+ fprintf(f, "\n");
+ }
+}
+
+static unsigned si_identity(unsigned slot)
+{
+ return slot;
+}
+
+static void si_dump_descriptors(struct si_context *sctx,
+ enum pipe_shader_type processor,
+ const struct tgsi_shader_info *info, FILE *f)
+{
+ struct si_descriptors *descs =
+ &sctx->descriptors[SI_DESCS_FIRST_SHADER +
+ processor * SI_NUM_SHADER_DESCS];
+ static const char *shader_name[] = {"VS", "PS", "GS", "TCS", "TES", "CS"};
+ const char *name = shader_name[processor];
+ unsigned enabled_constbuf, enabled_shaderbuf, enabled_samplers;
+ unsigned enabled_images;
+
+ if (info) {
+ enabled_constbuf = info->const_buffers_declared;
+ enabled_shaderbuf = info->shader_buffers_declared;
+ enabled_samplers = info->samplers_declared;
+ enabled_images = info->images_declared;
+ } else {
+ enabled_constbuf = sctx->const_and_shader_buffers[processor].enabled_mask >>
+ SI_NUM_SHADER_BUFFERS;
+ enabled_shaderbuf = sctx->const_and_shader_buffers[processor].enabled_mask &
+ u_bit_consecutive(0, SI_NUM_SHADER_BUFFERS);
+ enabled_shaderbuf = util_bitreverse(enabled_shaderbuf) >>
+ (32 - SI_NUM_SHADER_BUFFERS);
+ enabled_samplers = sctx->samplers[processor].views.enabled_mask;
+ enabled_images = sctx->images[processor].enabled_mask;
+ }
+
+ if (processor == PIPE_SHADER_VERTEX) {
+ assert(info); /* only CS may not have an info struct */
+
+ si_dump_descriptor_list(&sctx->vertex_buffers, name,
+ " - Vertex buffer", 4, info->num_inputs,
+ si_identity, f);
+ }
+
+ si_dump_descriptor_list(&descs[SI_SHADER_DESCS_CONST_AND_SHADER_BUFFERS],
+ name, " - Constant buffer", 4,
+ util_last_bit(enabled_constbuf),
+ si_get_constbuf_slot, f);
+ si_dump_descriptor_list(&descs[SI_SHADER_DESCS_CONST_AND_SHADER_BUFFERS],
+ name, " - Shader buffer", 4,
+ util_last_bit(enabled_shaderbuf),
+ si_get_shaderbuf_slot, f);
+ si_dump_descriptor_list(&descs[SI_SHADER_DESCS_SAMPLERS_AND_IMAGES],
+ name, " - Sampler", 16,
+ util_last_bit(enabled_samplers),
+ si_get_sampler_slot, f);
+ si_dump_descriptor_list(&descs[SI_SHADER_DESCS_SAMPLERS_AND_IMAGES],
+ name, " - Image", 8,
+ util_last_bit(enabled_images),
+ si_get_image_slot, f);
+}
+
+static void si_dump_gfx_descriptors(struct si_context *sctx,
+ const struct si_shader_ctx_state *state,
+ FILE *f)
+{
+ if (!state->cso || !state->current)
+ return;
+
+ si_dump_descriptors(sctx, state->cso->type, &state->cso->info, f);
+}
+
+static void si_dump_compute_descriptors(struct si_context *sctx, FILE *f)
+{
+ if (!sctx->cs_shader_state.program ||
+ sctx->cs_shader_state.program != sctx->cs_shader_state.emitted_program)
+ return;
+
+ si_dump_descriptors(sctx, PIPE_SHADER_COMPUTE, NULL, f);
+}
+
+struct si_shader_inst {
+ char text[160]; /* one disasm line */
+ unsigned offset; /* instruction offset */
+ unsigned size; /* instruction size = 4 or 8 */
+};
+
+/* Split a disassembly string into lines and add them to the array pointed
+ * to by "instructions". */
+static void si_add_split_disasm(const char *disasm,
+ uint64_t start_addr,
+ unsigned *num,
+ struct si_shader_inst *instructions)
+{
+ struct si_shader_inst *last_inst = *num ? &instructions[*num - 1] : NULL;
+ char *next;
+
+ while ((next = strchr(disasm, '\n'))) {
+ struct si_shader_inst *inst = &instructions[*num];
+ unsigned len = next - disasm;
+
+ assert(len < ARRAY_SIZE(inst->text));
+ memcpy(inst->text, disasm, len);
+ inst->text[len] = 0;
+ inst->offset = last_inst ? last_inst->offset + last_inst->size : 0;
+
+ const char *semicolon = strchr(disasm, ';');
+ assert(semicolon);
+ /* More than 16 chars after ";" means the instruction is 8 bytes long. */
+ inst->size = next - semicolon > 16 ? 8 : 4;
+
+ snprintf(inst->text + len, ARRAY_SIZE(inst->text) - len,
+ " [PC=0x%"PRIx64", off=%u, size=%u]",
+ start_addr + inst->offset, inst->offset, inst->size);
+
+ last_inst = inst;
+ (*num)++;
+ disasm = next + 1;
+ }
+}
+
+#define MAX_WAVES_PER_CHIP (64 * 40)
+
+struct si_wave_info {
+ unsigned se; /* shader engine */
+ unsigned sh; /* shader array */
+ unsigned cu; /* compute unit */
+ unsigned simd;
+ unsigned wave;
+ uint32_t status;
+ uint64_t pc; /* program counter */
+ uint32_t inst_dw0;
+ uint32_t inst_dw1;
+ uint64_t exec;
+ bool matched; /* whether the wave is used by a currently-bound shader */
+};
+
+static int compare_wave(const void *p1, const void *p2)
+{
+ struct si_wave_info *w1 = (struct si_wave_info *)p1;
+ struct si_wave_info *w2 = (struct si_wave_info *)p2;
+
+ /* Sort waves according to PC and then SE, SH, CU, etc. */
+ if (w1->pc < w2->pc)
+ return -1;
+ if (w1->pc > w2->pc)
+ return 1;
+ if (w1->se < w2->se)
+ return -1;
+ if (w1->se > w2->se)
+ return 1;
+ if (w1->sh < w2->sh)
+ return -1;
+ if (w1->sh > w2->sh)
+ return 1;
+ if (w1->cu < w2->cu)
+ return -1;
+ if (w1->cu > w2->cu)
+ return 1;
+ if (w1->simd < w2->simd)
+ return -1;
+ if (w1->simd > w2->simd)
+ return 1;
+ if (w1->wave < w2->wave)
+ return -1;
+ if (w1->wave > w2->wave)
+ return 1;
+
+ return 0;
+}
+
+/* Return wave information. "waves" should be a large enough array. */
+static unsigned si_get_wave_info(struct si_wave_info waves[MAX_WAVES_PER_CHIP])
+{
+ char line[2000];
+ unsigned num_waves = 0;
+
+ FILE *p = popen("umr -wa", "r");
+ if (!p)
+ return 0;
+
+ if (!fgets(line, sizeof(line), p) ||
+ strncmp(line, "SE", 2) != 0) {
+ pclose(p);
+ return 0;
+ }
+
+ while (fgets(line, sizeof(line), p)) {
+ struct si_wave_info *w;
+ uint32_t pc_hi, pc_lo, exec_hi, exec_lo;
+
+ assert(num_waves < MAX_WAVES_PER_CHIP);
+ w = &waves[num_waves];
+
+ if (sscanf(line, "%u %u %u %u %u %x %x %x %x %x %x %x",
+ &w->se, &w->sh, &w->cu, &w->simd, &w->wave,
+ &w->status, &pc_hi, &pc_lo, &w->inst_dw0,
+ &w->inst_dw1, &exec_hi, &exec_lo) == 12) {
+ w->pc = ((uint64_t)pc_hi << 32) | pc_lo;
+ w->exec = ((uint64_t)exec_hi << 32) | exec_lo;
+ w->matched = false;
+ num_waves++;
+ }
+ }
+
+ qsort(waves, num_waves, sizeof(struct si_wave_info), compare_wave);
+
+ pclose(p);
+ return num_waves;
+}
+
+/* If the shader is being executed, print its asm instructions, and annotate
+ * those that are being executed right now with information about waves that
+ * execute them. This is most useful during a GPU hang.
+ */
+static void si_print_annotated_shader(struct si_shader *shader,
+ struct si_wave_info *waves,
+ unsigned num_waves,
+ FILE *f)
+{
+ if (!shader || !shader->binary.disasm_string)
+ return;
+
+ uint64_t start_addr = shader->bo->gpu_address;
+ uint64_t end_addr = start_addr + shader->bo->b.b.width0;
+ unsigned i;
+
+ /* See if any wave executes the shader. */
+ for (i = 0; i < num_waves; i++) {
+ if (start_addr <= waves[i].pc && waves[i].pc <= end_addr)
+ break;
+ }
+ if (i == num_waves)
+ return; /* the shader is not being executed */
+
+ /* Remember the first found wave. The waves are sorted according to PC. */
+ waves = &waves[i];
+ num_waves -= i;
+
+ /* Get the list of instructions.
+ * Buffer size / 4 is the upper bound of the instruction count.
+ */
+ unsigned num_inst = 0;
+ struct si_shader_inst *instructions =
+ calloc(shader->bo->b.b.width0 / 4, sizeof(struct si_shader_inst));
+
+ if (shader->prolog) {
+ si_add_split_disasm(shader->prolog->binary.disasm_string,
+ start_addr, &num_inst, instructions);
+ }
+ if (shader->previous_stage) {
+ si_add_split_disasm(shader->previous_stage->binary.disasm_string,
+ start_addr, &num_inst, instructions);
+ }
+ if (shader->prolog2) {
+ si_add_split_disasm(shader->prolog2->binary.disasm_string,
+ start_addr, &num_inst, instructions);
+ }
+ si_add_split_disasm(shader->binary.disasm_string,
+ start_addr, &num_inst, instructions);
+ if (shader->epilog) {
+ si_add_split_disasm(shader->epilog->binary.disasm_string,
+ start_addr, &num_inst, instructions);
+ }
+
+ fprintf(f, COLOR_YELLOW "%s - annotated disassembly:" COLOR_RESET "\n",
+ si_get_shader_name(shader, shader->selector->type));
+
+ /* Print instructions with annotations. */
+ for (i = 0; i < num_inst; i++) {
+ struct si_shader_inst *inst = &instructions[i];
+
+ fprintf(f, "%s\n", inst->text);
+
+ /* Print which waves execute the instruction right now. */
+ while (num_waves && start_addr + inst->offset == waves->pc) {
+ fprintf(f,
+ " " COLOR_GREEN "^ SE%u SH%u CU%u "
+ "SIMD%u WAVE%u EXEC=%016"PRIx64 " ",
+ waves->se, waves->sh, waves->cu, waves->simd,
+ waves->wave, waves->exec);
+
+ if (inst->size == 4) {
+ fprintf(f, "INST32=%08X" COLOR_RESET "\n",
+ waves->inst_dw0);
+ } else {
+ fprintf(f, "INST64=%08X %08X" COLOR_RESET "\n",
+ waves->inst_dw0, waves->inst_dw1);
+ }
+
+ waves->matched = true;
+ waves = &waves[1];
+ num_waves--;
+ }
+ }
+
+ fprintf(f, "\n\n");
+ free(instructions);
+}
+
+static void si_dump_annotated_shaders(struct si_context *sctx, FILE *f)
+{
+ struct si_wave_info waves[MAX_WAVES_PER_CHIP];
+ unsigned num_waves = si_get_wave_info(waves);
+
+ fprintf(f, COLOR_CYAN "The number of active waves = %u" COLOR_RESET
+ "\n\n", num_waves);
+
+ si_print_annotated_shader(sctx->vs_shader.current, waves, num_waves, f);
+ si_print_annotated_shader(sctx->tcs_shader.current, waves, num_waves, f);
+ si_print_annotated_shader(sctx->tes_shader.current, waves, num_waves, f);
+ si_print_annotated_shader(sctx->gs_shader.current, waves, num_waves, f);
+ si_print_annotated_shader(sctx->ps_shader.current, waves, num_waves, f);
+
+ /* Print waves executing shaders that are not currently bound. */
+ unsigned i;
+ bool found = false;
+ for (i = 0; i < num_waves; i++) {
+ if (waves[i].matched)
+ continue;
+
+ if (!found) {
+ fprintf(f, COLOR_CYAN
+ "Waves not executing currently-bound shaders:"
+ COLOR_RESET "\n");
+ found = true;
+ }
+ fprintf(f, " SE%u SH%u CU%u SIMD%u WAVE%u EXEC=%016"PRIx64
+ " INST=%08X %08X PC=%"PRIx64"\n",
+ waves[i].se, waves[i].sh, waves[i].cu, waves[i].simd,
+ waves[i].wave, waves[i].exec, waves[i].inst_dw0,
+ waves[i].inst_dw1, waves[i].pc);
+ }
+ if (found)
+ fprintf(f, "\n\n");
+}
+
+static void si_dump_command(const char *title, const char *command, FILE *f)
+{
+ char line[2000];
+
+ FILE *p = popen(command, "r");
+ if (!p)
+ return;
+
+ fprintf(f, COLOR_YELLOW "%s: " COLOR_RESET "\n", title);
+ while (fgets(line, sizeof(line), p))
+ fputs(line, f);
+ fprintf(f, "\n\n");
+ pclose(p);
+}
+
static void si_dump_debug_state(struct pipe_context *ctx, FILE *f,
unsigned flags)
{
struct si_context *sctx = (struct si_context*)ctx;
- if (flags & PIPE_DEBUG_DEVICE_IS_HUNG)
+ if (flags & PIPE_DUMP_DEVICE_STATUS_REGISTERS)
si_dump_debug_registers(sctx, f);
- si_dump_shader(sctx->vs_shader, "Vertex", f);
- si_dump_shader(sctx->tcs_shader, "Tessellation control", f);
- si_dump_shader(sctx->tes_shader, "Tessellation evaluation", f);
- si_dump_shader(sctx->gs_shader, "Geometry", f);
- si_dump_shader(sctx->ps_shader, "Fragment", f);
+ if (flags & PIPE_DUMP_CURRENT_STATES)
+ si_dump_framebuffer(sctx, f);
+
+ if (flags & PIPE_DUMP_CURRENT_SHADERS) {
+ si_dump_gfx_shader(sctx->screen, &sctx->vs_shader, f);
+ si_dump_gfx_shader(sctx->screen, &sctx->tcs_shader, f);
+ si_dump_gfx_shader(sctx->screen, &sctx->tes_shader, f);
+ si_dump_gfx_shader(sctx->screen, &sctx->gs_shader, f);
+ si_dump_gfx_shader(sctx->screen, &sctx->ps_shader, f);
+ si_dump_compute_shader(sctx->screen, &sctx->cs_shader_state, f);
+
+ if (flags & PIPE_DUMP_DEVICE_STATUS_REGISTERS) {
+ si_dump_annotated_shaders(sctx, f);
+ si_dump_command("Active waves (raw data)", "umr -wa | column -t", f);
+ si_dump_command("Wave information", "umr -O bits -wa", f);
+ }
+
+ si_dump_descriptor_list(&sctx->descriptors[SI_DESCS_RW_BUFFERS],
+ "", "RW buffers", 4, SI_NUM_RW_BUFFERS,
+ si_identity, f);
+ si_dump_gfx_descriptors(sctx, &sctx->vs_shader, f);
+ si_dump_gfx_descriptors(sctx, &sctx->tcs_shader, f);
+ si_dump_gfx_descriptors(sctx, &sctx->tes_shader, f);
+ si_dump_gfx_descriptors(sctx, &sctx->gs_shader, f);
+ si_dump_gfx_descriptors(sctx, &sctx->ps_shader, f);
+ si_dump_compute_descriptors(sctx, f);
+ }
+
+ if (flags & PIPE_DUMP_LAST_COMMAND_BUFFER) {
+ si_dump_bo_list(sctx, &sctx->last_gfx, f);
+ si_dump_last_ib(sctx, f);
- if (sctx->last_ib) {
- si_parse_ib(f, sctx->last_ib, sctx->last_ib_dw_size);
- free(sctx->last_ib); /* dump only once */
- sctx->last_ib = NULL;
+ fprintf(f, "Done.\n");
+
+ /* dump only once */
+ radeon_clear_saved_cs(&sctx->last_gfx);
+ radeon_clear_saved_cs(&sctx->last_ce);
+ r600_resource_reference(&sctx->last_trace_buf, NULL);
+ }
+}
+
+static void si_dump_dma(struct si_context *sctx,
+ struct radeon_saved_cs *saved, FILE *f)
+{
+ static const char ib_name[] = "sDMA IB";
+ unsigned i;
+
+ si_dump_bo_list(sctx, saved, f);
+
+ fprintf(f, "------------------ %s begin ------------------\n", ib_name);
+
+ for (i = 0; i < saved->num_dw; ++i) {
+ fprintf(f, " %08x\n", saved->ib[i]);
}
- fprintf(f, "Done.\n");
+ fprintf(f, "------------------- %s end -------------------\n", ib_name);
+ fprintf(f, "\n");
+
+ fprintf(f, "SDMA Dump Done.\n");
+}
+
+static bool si_vm_fault_occured(struct si_context *sctx, uint64_t *out_addr)
+{
+ char line[2000];
+ unsigned sec, usec;
+ int progress = 0;
+ uint64_t timestamp = 0;
+ bool fault = false;
+
+ FILE *p = popen("dmesg", "r");
+ if (!p)
+ return false;
+
+ while (fgets(line, sizeof(line), p)) {
+ char *msg, len;
+
+ if (!line[0] || line[0] == '\n')
+ continue;
+
+ /* Get the timestamp. */
+ if (sscanf(line, "[%u.%u]", &sec, &usec) != 2) {
+ static bool hit = false;
+ if (!hit) {
+ fprintf(stderr, "%s: failed to parse line '%s'\n",
+ __func__, line);
+ hit = true;
+ }
+ continue;
+ }
+ timestamp = sec * 1000000ull + usec;
+
+ /* If just updating the timestamp. */
+ if (!out_addr)
+ continue;
+
+ /* Process messages only if the timestamp is newer. */
+ if (timestamp <= sctx->dmesg_timestamp)
+ continue;
+
+ /* Only process the first VM fault. */
+ if (fault)
+ continue;
+
+ /* Remove trailing \n */
+ len = strlen(line);
+ if (len && line[len-1] == '\n')
+ line[len-1] = 0;
+
+ /* Get the message part. */
+ msg = strchr(line, ']');
+ if (!msg) {
+ assert(0);
+ continue;
+ }
+ msg++;
+
+ const char *header_line, *addr_line_prefix, *addr_line_format;
+
+ if (sctx->b.chip_class >= GFX9) {
+ /* Match this:
+ * ..: [gfxhub] VMC page fault (src_id:0 ring:158 vm_id:2 pas_id:0)
+ * ..: at page 0x0000000219f8f000 from 27
+ * ..: VM_L2_PROTECTION_FAULT_STATUS:0x0020113C
+ */
+ header_line = "VMC page fault";
+ addr_line_prefix = " at page";
+ addr_line_format = "%"PRIx64;
+ } else {
+ header_line = "GPU fault detected:";
+ addr_line_prefix = "VM_CONTEXT1_PROTECTION_FAULT_ADDR";
+ addr_line_format = "%"PRIX64;
+ }
+
+ switch (progress) {
+ case 0:
+ if (strstr(msg, header_line))
+ progress = 1;
+ break;
+ case 1:
+ msg = strstr(msg, addr_line_prefix);
+ if (msg) {
+ msg = strstr(msg, "0x");
+ if (msg) {
+ msg += 2;
+ if (sscanf(msg, addr_line_format, out_addr) == 1)
+ fault = true;
+ }
+ }
+ progress = 0;
+ break;
+ default:
+ progress = 0;
+ }
+ }
+ pclose(p);
+
+ if (timestamp > sctx->dmesg_timestamp)
+ sctx->dmesg_timestamp = timestamp;
+ return fault;
+}
+
+void si_check_vm_faults(struct r600_common_context *ctx,
+ struct radeon_saved_cs *saved, enum ring_type ring)
+{
+ struct si_context *sctx = (struct si_context *)ctx;
+ struct pipe_screen *screen = sctx->b.b.screen;
+ FILE *f;
+ uint64_t addr;
+ char cmd_line[4096];
+
+ if (!si_vm_fault_occured(sctx, &addr))
+ return;
+
+ f = dd_get_debug_file(false);
+ if (!f)
+ return;
+
+ fprintf(f, "VM fault report.\n\n");
+ if (os_get_command_line(cmd_line, sizeof(cmd_line)))
+ fprintf(f, "Command: %s\n", cmd_line);
+ fprintf(f, "Driver vendor: %s\n", screen->get_vendor(screen));
+ fprintf(f, "Device vendor: %s\n", screen->get_device_vendor(screen));
+ fprintf(f, "Device name: %s\n\n", screen->get_name(screen));
+ fprintf(f, "Failing VM page: 0x%08"PRIx64"\n\n", addr);
+
+ if (sctx->apitrace_call_number)
+ fprintf(f, "Last apitrace call: %u\n\n",
+ sctx->apitrace_call_number);
+
+ switch (ring) {
+ case RING_GFX:
+ si_dump_debug_state(&sctx->b.b, f,
+ PIPE_DUMP_CURRENT_STATES |
+ PIPE_DUMP_CURRENT_SHADERS |
+ PIPE_DUMP_LAST_COMMAND_BUFFER);
+ break;
+
+ case RING_DMA:
+ si_dump_dma(sctx, saved, f);
+ break;
+
+ default:
+ break;
+ }
+
+ fclose(f);
+
+ fprintf(stderr, "Detected a VM fault, exiting...\n");
+ exit(0);
}
void si_init_debug_functions(struct si_context *sctx)
{
sctx->b.b.dump_debug_state = si_dump_debug_state;
+ sctx->b.check_vm_faults = si_check_vm_faults;
+
+ /* Set the initial dmesg timestamp for this context, so that
+ * only new messages will be checked for VM faults.
+ */
+ if (sctx->screen->b.debug_flags & DBG_CHECK_VM)
+ si_vm_fault_occured(sctx, NULL);
}