radv: add initial trap handler support with RADV_TRAP_HANDLER=1
[mesa.git] / src / amd / vulkan / radv_debug.c
index 3d7265551604eeadf72bd236a3de3b3c3aef1731..6ce76b77eaaa133c9cb410524032951b795b2f2d 100644 (file)
@@ -36,6 +36,7 @@
 #include "radv_shader.h"
 
 #define TRACE_BO_SIZE 4096
+#define TMA_BO_SIZE 4096
 
 #define COLOR_RESET    "\033[0m"
 #define COLOR_RED      "\033[31m"
@@ -62,7 +63,8 @@ radv_init_trace(struct radv_device *device)
        device->trace_bo = ws->buffer_create(ws, TRACE_BO_SIZE, 8,
                                             RADEON_DOMAIN_VRAM,
                                             RADEON_FLAG_CPU_ACCESS|
-                                            RADEON_FLAG_NO_INTERPROCESS_SHARING,
+                                            RADEON_FLAG_NO_INTERPROCESS_SHARING |
+                                            RADEON_FLAG_ZERO_VRAM,
                                             RADV_BO_PRIORITY_UPLOAD_BUFFER);
        if (!device->trace_bo)
                return false;
@@ -71,8 +73,6 @@ radv_init_trace(struct radv_device *device)
        if (!device->trace_id_ptr)
                return false;
 
-       memset(device->trace_id_ptr, 0, TRACE_BO_SIZE);
-
        ac_vm_fault_occured(device->physical_device->rad_info.chip_class,
                            &device->dmesg_timestamp, NULL);
 
@@ -145,37 +145,6 @@ radv_dump_debug_registers(struct radv_device *device, FILE *f)
        fprintf(f, "\n");
 }
 
-static const char *
-radv_get_descriptor_name(enum VkDescriptorType type)
-{
-       switch (type) {
-       case VK_DESCRIPTOR_TYPE_SAMPLER:
-               return "SAMPLER";
-       case VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER:
-               return "COMBINED_IMAGE_SAMPLER";
-       case VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE:
-               return "SAMPLED_IMAGE";
-       case VK_DESCRIPTOR_TYPE_STORAGE_IMAGE:
-               return "STORAGE_IMAGE";
-       case VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER:
-               return "UNIFORM_TEXEL_BUFFER";
-       case VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER:
-               return "STORAGE_TEXEL_BUFFER";
-       case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
-               return "UNIFORM_BUFFER";
-       case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER:
-               return "STORAGE_BUFFER";
-       case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC:
-               return "UNIFORM_BUFFER_DYNAMIC";
-       case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC:
-               return "STORAGE_BUFFER_DYNAMIC";
-       case VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT:
-               return "INPUT_ATTACHMENT";
-       default:
-               return "UNKNOWN";
-       }
-}
-
 static void
 radv_dump_buffer_descriptor(enum chip_class chip_class, const uint32_t *desc,
                            FILE *f)
@@ -224,9 +193,10 @@ radv_dump_combined_image_sampler_descriptor(enum chip_class chip_class,
 }
 
 static void
-radv_dump_descriptor_set(enum chip_class chip_class,
+radv_dump_descriptor_set(struct radv_device *device,
                         struct radv_descriptor_set *set, unsigned id, FILE *f)
 {
+       enum chip_class chip_class = device->physical_device->rad_info.chip_class;
        const struct radv_descriptor_set_layout *layout;
        int i;
 
@@ -234,52 +204,10 @@ radv_dump_descriptor_set(enum chip_class chip_class,
                return;
        layout = set->layout;
 
-       fprintf(f, "** descriptor set (%d) **\n", id);
-       fprintf(f, "va: 0x%"PRIx64"\n", set->va);
-       fprintf(f, "size: %d\n", set->size);
-       fprintf(f, "mapped_ptr:\n");
-
-       for (i = 0; i < set->size / 4; i++) {
-               fprintf(f, "\t[0x%x] = 0x%08x\n", i, set->mapped_ptr[i]);
-       }
-       fprintf(f, "\n");
-
-       fprintf(f, "\t*** layout ***\n");
-       fprintf(f, "\tbinding_count: %d\n", layout->binding_count);
-       fprintf(f, "\tsize: %d\n", layout->size);
-       fprintf(f, "\tshader_stages: %x\n", layout->shader_stages);
-       fprintf(f, "\tdynamic_shader_stages: %x\n",
-               layout->dynamic_shader_stages);
-       fprintf(f, "\tbuffer_count: %d\n", layout->buffer_count);
-       fprintf(f, "\tdynamic_offset_count: %d\n",
-               layout->dynamic_offset_count);
-       fprintf(f, "\n");
-
        for (i = 0; i < set->layout->binding_count; i++) {
                uint32_t *desc =
                        set->mapped_ptr + layout->binding[i].offset / 4;
 
-               fprintf(f, "\t\t**** binding layout (%d) ****\n", i);
-               fprintf(f, "\t\ttype: %s\n",
-                       radv_get_descriptor_name(layout->binding[i].type));
-               fprintf(f, "\t\tarray_size: %d\n",
-                       layout->binding[i].array_size);
-               fprintf(f, "\t\toffset: %d\n",
-                       layout->binding[i].offset);
-               fprintf(f, "\t\tbuffer_offset: %d\n",
-                       layout->binding[i].buffer_offset);
-               fprintf(f, "\t\tdynamic_offset_offset: %d\n",
-                       layout->binding[i].dynamic_offset_offset);
-               fprintf(f, "\t\tdynamic_offset_count: %d\n",
-                       layout->binding[i].dynamic_offset_count);
-               fprintf(f, "\t\tsize: %d\n",
-                       layout->binding[i].size);
-               fprintf(f, "\t\timmutable_samplers_offset: %d\n",
-                       layout->binding[i].immutable_samplers_offset);
-               fprintf(f, "\t\timmutable_samplers_equal: %d\n",
-                       layout->binding[i].immutable_samplers_equal);
-               fprintf(f, "\n");
-
                switch (layout->binding[i].type) {
                case VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER:
                case VK_DESCRIPTOR_TYPE_STORAGE_BUFFER:
@@ -312,19 +240,17 @@ radv_dump_descriptor_set(enum chip_class chip_class,
 }
 
 static void
-radv_dump_descriptors(struct radv_pipeline *pipeline, FILE *f)
+radv_dump_descriptors(struct radv_device *device, FILE *f)
 {
-       struct radv_device *device = pipeline->device;
-       enum chip_class chip_class = device->physical_device->rad_info.chip_class;
        uint64_t *ptr = (uint64_t *)device->trace_id_ptr;
        int i;
 
-       fprintf(f, "List of descriptors:\n");
+       fprintf(f, "Descriptors:\n");
        for (i = 0; i < MAX_SETS; i++) {
                struct radv_descriptor_set *set =
-                       (struct radv_descriptor_set *)ptr[i + 3];
+                       *(struct radv_descriptor_set **)(ptr + i + 3);
 
-               radv_dump_descriptor_set(chip_class, set, i, f);
+               radv_dump_descriptor_set(device, set, i, f);
        }
 }
 
@@ -348,6 +274,12 @@ static void si_add_split_disasm(const char *disasm,
                struct radv_shader_inst *inst = &instructions[*num];
                unsigned len = next - disasm;
 
+               if (!memchr(disasm, ';', len)) {
+                       /* Ignore everything that is not an instruction. */
+                       disasm = next + 1;
+                       continue;
+               }
+
                assert(len < ARRAY_SIZE(inst->text));
                memcpy(inst->text, disasm, len);
                inst->text[len] = 0;
@@ -507,7 +439,9 @@ radv_dump_shader(struct radv_pipeline *pipeline,
                fprintf(f, "NIR:\n%s\n", shader->nir_string);
        }
 
-       fprintf(f, "LLVM IR:\n%s\n", shader->ir_string);
+       fprintf(f, "%s IR:\n%s\n",
+               pipeline->device->physical_device->use_llvm ? "LLVM" : "ACO",
+               shader->ir_string);
        fprintf(f, "DISASM:\n%s\n", shader->disasm_string);
 
        radv_shader_dump_stats(pipeline->device, shader, stage, f);
@@ -531,11 +465,11 @@ radv_dump_pipeline_state(struct radv_pipeline *pipeline,
 {
        radv_dump_shaders(pipeline, active_stages, f);
        radv_dump_annotated_shaders(pipeline, active_stages, f);
-       radv_dump_descriptors(pipeline, f);
 }
 
 static void
-radv_dump_graphics_state(struct radv_pipeline *graphics_pipeline,
+radv_dump_graphics_state(struct radv_device *device,
+                        struct radv_pipeline *graphics_pipeline,
                         struct radv_pipeline *compute_pipeline, FILE *f)
 {
        VkShaderStageFlagBits active_stages;
@@ -549,10 +483,13 @@ radv_dump_graphics_state(struct radv_pipeline *graphics_pipeline,
                active_stages = VK_SHADER_STAGE_COMPUTE_BIT;
                radv_dump_pipeline_state(compute_pipeline, active_stages, f);
        }
+
+       radv_dump_descriptors(device, f);
 }
 
 static void
-radv_dump_compute_state(struct radv_pipeline *compute_pipeline, FILE *f)
+radv_dump_compute_state(struct radv_device *device,
+                       struct radv_pipeline *compute_pipeline, FILE *f)
 {
        VkShaderStageFlagBits active_stages = VK_SHADER_STAGE_COMPUTE_BIT;
 
@@ -560,6 +497,7 @@ radv_dump_compute_state(struct radv_pipeline *compute_pipeline, FILE *f)
                return;
 
        radv_dump_pipeline_state(compute_pipeline, active_stages, f);
+       radv_dump_descriptors(device, f);
 }
 
 static struct radv_pipeline *
@@ -567,7 +505,7 @@ radv_get_saved_graphics_pipeline(struct radv_device *device)
 {
        uint64_t *ptr = (uint64_t *)device->trace_id_ptr;
 
-       return (struct radv_pipeline *)ptr[1];
+       return *(struct radv_pipeline **)(ptr + 1);
 }
 
 static struct radv_pipeline *
@@ -575,7 +513,7 @@ radv_get_saved_compute_pipeline(struct radv_device *device)
 {
        uint64_t *ptr = (uint64_t *)device->trace_id_ptr;
 
-       return (struct radv_pipeline *)ptr[2];
+       return *(struct radv_pipeline **)(ptr + 2);
 }
 
 static void
@@ -638,8 +576,7 @@ radv_dump_device_name(struct radv_device *device, FILE *f)
                snprintf(kernel_version, sizeof(kernel_version),
                         " / %s", uname_data.release);
 
-       fprintf(f, "Device name: %s (%s DRM %i.%i.%i%s, LLVM "
-               MESA_LLVM_VERSION_STRING ")\n\n",
+       fprintf(f, "Device name: %s (%s / DRM %i.%i.%i%s)\n\n",
                chip_name, device->physical_device->name,
                info->drm_major, info->drm_minor, info->drm_patchlevel,
                kernel_version);
@@ -677,6 +614,8 @@ radv_check_gpu_hangs(struct radv_queue *queue, struct radeon_cmdbuf *cs)
        graphics_pipeline = radv_get_saved_graphics_pipeline(device);
        compute_pipeline = radv_get_saved_compute_pipeline(device);
 
+       radv_dump_trace(queue->device, cs);
+
        fprintf(stderr, "GPU hang report:\n\n");
        radv_dump_device_name(device, stderr);
 
@@ -692,23 +631,26 @@ radv_check_gpu_hangs(struct radv_queue *queue, struct radeon_cmdbuf *cs)
 
        switch (ring) {
        case RING_GFX:
-               radv_dump_graphics_state(graphics_pipeline, compute_pipeline,
+               fprintf(stderr, "RING_GFX:\n");
+               radv_dump_graphics_state(queue->device,
+                                        graphics_pipeline, compute_pipeline,
                                         stderr);
                break;
        case RING_COMPUTE:
-               radv_dump_compute_state(compute_pipeline, stderr);
+               fprintf(stderr, "RING_COMPUTE:\n");
+               radv_dump_compute_state(queue->device,
+                                       compute_pipeline, stderr);
                break;
        default:
                assert(0);
                break;
        }
 
-       radv_dump_trace(queue->device, cs);
        abort();
 }
 
 void
-radv_print_spirv(uint32_t *data, uint32_t size, FILE *fp)
+radv_print_spirv(const char *data, uint32_t size, FILE *fp)
 {
        char path[] = "/tmp/fileXXXXXX";
        char line[2048], command[128];
@@ -737,3 +679,58 @@ fail:
        close(fd);
        unlink(path);
 }
+
+bool
+radv_trap_handler_init(struct radv_device *device)
+{
+       struct radeon_winsys *ws = device->ws;
+
+       /* Create the trap handler shader and upload it like other shaders. */
+       device->trap_handler_shader = radv_create_trap_handler_shader(device);
+       if (!device->trap_handler_shader) {
+               fprintf(stderr, "radv: failed to create the trap handler shader.\n");
+               return false;
+       }
+
+       device->tma_bo = ws->buffer_create(ws, TMA_BO_SIZE, 8,
+                                          RADEON_DOMAIN_VRAM,
+                                          RADEON_FLAG_CPU_ACCESS |
+                                          RADEON_FLAG_NO_INTERPROCESS_SHARING |
+                                          RADEON_FLAG_ZERO_VRAM,
+                                          RADV_BO_PRIORITY_SCRATCH);
+       if (!device->tma_bo)
+               return false;
+
+       device->tma_ptr = ws->buffer_map(device->tma_bo);
+       if (!device->tma_ptr)
+               return false;
+
+       /* Upload a buffer descriptor to store various info from the trap. */
+       uint64_t tma_va = radv_buffer_get_va(device->tma_bo) + 16;
+       uint32_t desc[4];
+
+       desc[0] = tma_va;
+       desc[1] = S_008F04_BASE_ADDRESS_HI(tma_va >> 32);
+       desc[2] = TMA_BO_SIZE;
+       desc[3] = S_008F0C_DST_SEL_X(V_008F0C_SQ_SEL_X) |
+                 S_008F0C_DST_SEL_Y(V_008F0C_SQ_SEL_Y) |
+                 S_008F0C_DST_SEL_Z(V_008F0C_SQ_SEL_Z) |
+                 S_008F0C_DST_SEL_W(V_008F0C_SQ_SEL_W) |
+                 S_008F0C_DATA_FORMAT(V_008F0C_BUF_DATA_FORMAT_32);
+
+       memcpy(device->tma_ptr, desc, sizeof(desc));
+
+       return true;
+}
+
+void
+radv_trap_handler_finish(struct radv_device *device)
+{
+       struct radeon_winsys *ws = device->ws;
+
+       if (unlikely(device->trap_handler_shader))
+               radv_shader_variant_destroy(device, device->trap_handler_shader);
+
+       if (unlikely(device->tma_bo))
+               ws->buffer_destroy(device->tma_bo);
+}