[Mesa-dev] [PATCH 2/4] intel/tools: Refactor aub dumping to remove singletons

Lionel Landwerlin lionel.g.landwerlin at intel.com
Wed Jul 18 14:24:01 UTC 2018


Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin at intel.com>

On 18/07/18 00:05, Jason Ekstrand wrote:
> Instead of having quite so many singletons, we use a struct aub_file to
> organize the bits we need for writing an aub file.
> ---
>   src/intel/tools/intel_dump_gpu.c | 498 ++++++++++++++++++-------------
>   1 file changed, 287 insertions(+), 211 deletions(-)
>
> diff --git a/src/intel/tools/intel_dump_gpu.c b/src/intel/tools/intel_dump_gpu.c
> index 5a0283960c1..aad34cc24f4 100644
> --- a/src/intel/tools/intel_dump_gpu.c
> +++ b/src/intel/tools/intel_dump_gpu.c
> @@ -255,11 +255,8 @@ static int (*libc_ioctl)(int fd, unsigned long request, ...) = ioctl_init_helper
>   static int drm_fd = -1;
>   static char *filename = NULL;
>   static FILE *files[2] = { NULL, NULL };
> -static struct gen_device_info devinfo = {0};
>   static int verbose = 0;
>   static bool device_override;
> -static uint32_t device;
> -static int addr_bits = 0;
>   
>   #define MAX_BO_COUNT 64 * 1024
>   
> @@ -280,11 +277,6 @@ static struct bo *bos;
>   #define IS_USERPTR(p) ((uintptr_t) (p) & USERPTR_FLAG)
>   #define GET_PTR(p) ( (void *) ((uintptr_t) p & ~(uintptr_t) 1) )
>   
> -static inline bool use_execlists(void)
> -{
> -   return devinfo.gen >= 8;
> -}
> -
>   static void __attribute__ ((format(__printf__, 2, 3)))
>   fail_if(int cond, const char *format, ...)
>   {
> @@ -317,82 +309,121 @@ align_u32(uint32_t v, uint32_t a)
>      return (v + a - 1) & ~(a - 1);
>   }
>   
> +struct aub_ppgtt_table {
> +   uint64_t phys_addr;
> +   struct aub_ppgtt_table *subtables[512];
> +};
> +
>   static void
> -dword_out(uint32_t data)
> +aub_ppgtt_table_finish(struct aub_ppgtt_table *table)
>   {
> -   for (int i = 0; i < ARRAY_SIZE (files); i++) {
> -      if (files[i] == NULL)
> -         continue;
> -
> -      fail_if(fwrite(&data, 1, 4, files[i]) == 0,
> -              "Writing to output failed\n");
> +   for (unsigned i = 0; i < ARRAY_SIZE(table->subtables); i++) {
> +      aub_ppgtt_table_finish(table->subtables[i]);
> +      free(table->subtables[i]);
>      }
>   }
>   
> +struct aub_file {
> +   FILE *file;
> +
> +   /* Set if you want extra logging */
> +   FILE *verbose_log_file;
> +
> +   uint16_t pci_id;
> +   struct gen_device_info devinfo;
> +
> +   int addr_bits;
> +
> +   struct aub_ppgtt_table pml4;
> +};
> +
>   static void
> -data_out(const void *data, size_t size)
> +aub_file_init(struct aub_file *aub, FILE *file, uint16_t pci_id)
> +{
> +   memset(aub, 0, sizeof(*aub));
> +
> +   aub->file = file;
> +   aub->pci_id = pci_id;
> +   fail_if(!gen_get_device_info(pci_id, &aub->devinfo),
> +           "failed to identify chipset=0x%x\n", pci_id);
> +   aub->addr_bits = aub->devinfo.gen >= 8 ? 48 : 32;
> +
> +   aub->pml4.phys_addr = PML4_PHYS_ADDR;
> +}
> +
> +static void
> +aub_file_finish(struct aub_file *aub)
> +{
> +   aub_ppgtt_table_finish(&aub->pml4);
> +   fclose(aub->file);
> +}
> +
> +static inline bool aub_use_execlists(const struct aub_file *aub)
> +{
> +   return aub->devinfo.gen >= 8;
> +}
> +
> +static void
> +data_out(struct aub_file *aub, const void *data, size_t size)
>   {
>      if (size == 0)
>         return;
>   
> -   for (int i = 0; i < ARRAY_SIZE (files); i++) {
> -      if (files[i] == NULL)
> -         continue;
> +   fail_if(fwrite(data, 1, size, aub->file) == 0,
> +           "Writing to output failed\n");
> +}
>   
> -      fail_if(fwrite(data, 1, size, files[i]) == 0,
> -              "Writing to output failed\n");
> -   }
> +static void
> +dword_out(struct aub_file *aub, uint32_t data)
> +{
> +   data_out(aub, &data, sizeof(data));
>   }
>   
>   static uint32_t
> -gtt_size(void)
> +aub_gtt_size(struct aub_file *aub)
>   {
> -   return NUM_PT_ENTRIES * (addr_bits > 32 ? GEN8_PTE_SIZE : PTE_SIZE);
> +   return NUM_PT_ENTRIES * (aub->addr_bits > 32 ? GEN8_PTE_SIZE : PTE_SIZE);
>   }
>   
>   static void
> -mem_trace_memory_write_header_out(uint64_t addr, uint32_t len,
> -                                  uint32_t addr_space)
> +mem_trace_memory_write_header_out(struct aub_file *aub, uint64_t addr,
> +                                  uint32_t len, uint32_t addr_space)
>   {
>      uint32_t dwords = ALIGN(len, sizeof(uint32_t)) / sizeof(uint32_t);
>   
> -   dword_out(CMD_MEM_TRACE_MEMORY_WRITE | (5 + dwords - 1));
> -   dword_out(addr & 0xFFFFFFFF);   /* addr lo */
> -   dword_out(addr >> 32);   /* addr hi */
> -   dword_out(addr_space);   /* gtt */
> -   dword_out(len);
> +   dword_out(aub, CMD_MEM_TRACE_MEMORY_WRITE | (5 + dwords - 1));
> +   dword_out(aub, addr & 0xFFFFFFFF);   /* addr lo */
> +   dword_out(aub, addr >> 32);   /* addr hi */
> +   dword_out(aub, addr_space);   /* gtt */
> +   dword_out(aub, len);
>   }
>   
>   static void
> -register_write_out(uint32_t addr, uint32_t value)
> +register_write_out(struct aub_file *aub, uint32_t addr, uint32_t value)
>   {
>      uint32_t dwords = 1;
>   
> -   dword_out(CMD_MEM_TRACE_REGISTER_WRITE | (5 + dwords - 1));
> -   dword_out(addr);
> -   dword_out(AUB_MEM_TRACE_REGISTER_SIZE_DWORD |
> -             AUB_MEM_TRACE_REGISTER_SPACE_MMIO);
> -   dword_out(0xFFFFFFFF);   /* mask lo */
> -   dword_out(0x00000000);   /* mask hi */
> -   dword_out(value);
> +   dword_out(aub, CMD_MEM_TRACE_REGISTER_WRITE | (5 + dwords - 1));
> +   dword_out(aub, addr);
> +   dword_out(aub, AUB_MEM_TRACE_REGISTER_SIZE_DWORD |
> +                  AUB_MEM_TRACE_REGISTER_SPACE_MMIO);
> +   dword_out(aub, 0xFFFFFFFF);   /* mask lo */
> +   dword_out(aub, 0x00000000);   /* mask hi */
> +   dword_out(aub, value);
>   }
>   
> -static struct ppgtt_table {
> -   uint64_t phys_addr;
> -   struct ppgtt_table *subtables[512];
> -} pml4 = {PML4_PHYS_ADDR};
> -
>   static void
> -populate_ppgtt_table(struct ppgtt_table *table, int start, int end,
> -                     int level)
> +populate_ppgtt_table(struct aub_file *aub, struct aub_ppgtt_table *table,
> +                     int start, int end, int level)
>   {
>      static uint64_t phys_addrs_allocator = (PML4_PHYS_ADDR >> 12) + 1;
>      uint64_t entries[512] = {0};
>      int dirty_start = 512, dirty_end = 0;
>   
> -   if (verbose == 2) {
> -      printf("  PPGTT (0x%016" PRIx64 "), lvl %d, start: %x, end: %x\n",
> -             table->phys_addr, level, start, end);
> +   if (aub->verbose_log_file) {
> +      fprintf(aub->verbose_log_file,
> +              "  PPGTT (0x%016" PRIx64 "), lvl %d, start: %x, end: %x\n",
> +              table->phys_addr, level, start, end);
>      }
>   
>      for (int i = start; i <= end; i++) {
> @@ -402,18 +433,20 @@ populate_ppgtt_table(struct ppgtt_table *table, int start, int end,
>            if (level == 1) {
>               table->subtables[i] =
>                  (void *)(phys_addrs_allocator++ << 12);
> -            if (verbose == 2) {
> -               printf("   Adding entry: %x, phys_addr: 0x%016" PRIx64 "\n",
> -                      i, (uint64_t)table->subtables[i]);
> +            if (aub->verbose_log_file) {
> +               fprintf(aub->verbose_log_file,
> +                       "   Adding entry: %x, phys_addr: 0x%016" PRIx64 "\n",
> +                       i, (uint64_t)table->subtables[i]);
>               }
>            } else {
>               table->subtables[i] =
> -               calloc(1, sizeof(struct ppgtt_table));
> +               calloc(1, sizeof(struct aub_ppgtt_table));
>               table->subtables[i]->phys_addr =
>                  phys_addrs_allocator++ << 12;
> -            if (verbose == 2) {
> -               printf("   Adding entry: %x, phys_addr: 0x%016" PRIx64 "\n",
> -                      i, table->subtables[i]->phys_addr);
> +            if (aub->verbose_log_file) {
> +               fprintf(aub->verbose_log_file,
> +                       "   Adding entry: %x, phys_addr: 0x%016" PRIx64 "\n",
> +                       i, table->subtables[i]->phys_addr);
>               }
>            }
>         }
> @@ -427,14 +460,14 @@ populate_ppgtt_table(struct ppgtt_table *table, int start, int end,
>            sizeof(uint64_t);
>         uint64_t write_size = (dirty_end - dirty_start + 1) *
>            sizeof(uint64_t);
> -      mem_trace_memory_write_header_out(write_addr, write_size,
> +      mem_trace_memory_write_header_out(aub, write_addr, write_size,
>                                           AUB_MEM_TRACE_MEMORY_ADDRESS_SPACE_PHYSICAL);
> -      data_out(entries + dirty_start, write_size);
> +      data_out(aub, entries + dirty_start, write_size);
>      }
>   }
>   
>   static void
> -map_ppgtt(uint64_t start, uint64_t size)
> +aub_map_ppgtt(struct aub_file *aub, uint64_t start, uint64_t size)
>   {
>      uint64_t l4_start = start & 0xff8000000000;
>      uint64_t l4_end = ((start + size - 1) | 0x007fffffffff) & 0xffffffffffff;
> @@ -444,16 +477,17 @@ map_ppgtt(uint64_t start, uint64_t size)
>   #define L2_index(addr) (((addr) >> 21) & 0x1ff)
>   #define L1_index(addr) (((addr) >> 12) & 0x1ff)
>   
> -#define L3_table(addr) (pml4.subtables[L4_index(addr)])
> +#define L3_table(addr) (aub->pml4.subtables[L4_index(addr)])
>   #define L2_table(addr) (L3_table(addr)->subtables[L3_index(addr)])
>   #define L1_table(addr) (L2_table(addr)->subtables[L2_index(addr)])
>   
> -   if (verbose == 2) {
> -      printf(" Mapping PPGTT address: 0x%" PRIx64 ", size: %" PRIu64"\n",
> -             start, size);
> +   if (aub->verbose_log_file) {
> +      fprintf(aub->verbose_log_file,
> +              " Mapping PPGTT address: 0x%" PRIx64 ", size: %" PRIu64"\n",
> +              start, size);
>      }
>   
> -   populate_ppgtt_table(&pml4, L4_index(l4_start), L4_index(l4_end), 4);
> +   populate_ppgtt_table(aub, &aub->pml4, L4_index(l4_start), L4_index(l4_end), 4);
>   
>      for (uint64_t l4 = l4_start; l4 < l4_end; l4 += (1ULL << 39)) {
>         uint64_t l3_start = max(l4, start & 0xffffc0000000);
> @@ -462,7 +496,7 @@ map_ppgtt(uint64_t start, uint64_t size)
>         uint64_t l3_start_idx = L3_index(l3_start);
>         uint64_t l3_end_idx = L3_index(l3_start);
>   
> -      populate_ppgtt_table(L3_table(l4), l3_start_idx, l3_end_idx, 3);
> +      populate_ppgtt_table(aub, L3_table(l4), l3_start_idx, l3_end_idx, 3);
>   
>         for (uint64_t l3 = l3_start; l3 < l3_end; l3 += (1ULL << 30)) {
>            uint64_t l2_start = max(l3, start & 0xffffffe00000);
> @@ -471,7 +505,7 @@ map_ppgtt(uint64_t start, uint64_t size)
>            uint64_t l2_start_idx = L2_index(l2_start);
>            uint64_t l2_end_idx = L2_index(l2_end);
>   
> -         populate_ppgtt_table(L2_table(l3), l2_start_idx, l2_end_idx, 2);
> +         populate_ppgtt_table(aub, L2_table(l3), l2_start_idx, l2_end_idx, 2);
>   
>            for (uint64_t l2 = l2_start; l2 < l2_end; l2 += (1ULL << 21)) {
>               uint64_t l1_start = max(l2, start & 0xfffffffff000);
> @@ -480,157 +514,169 @@ map_ppgtt(uint64_t start, uint64_t size)
>               uint64_t l1_start_idx = L1_index(l1_start);
>               uint64_t l1_end_idx = L1_index(l1_end);
>   
> -            populate_ppgtt_table(L1_table(l2), l1_start_idx, l1_end_idx, 1);
> +            populate_ppgtt_table(aub, L1_table(l2), l1_start_idx, l1_end_idx, 1);
>            }
>         }
>      }
>   }
>   
>   static uint64_t
> -ppgtt_lookup(uint64_t ppgtt_addr)
> +ppgtt_lookup(struct aub_file *aub, uint64_t ppgtt_addr)
>   {
>      return (uint64_t)L1_table(ppgtt_addr)->subtables[L1_index(ppgtt_addr)];
>   }
>   
>   static void
> -write_execlists_header(void)
> +write_execlists_header(struct aub_file *aub, const char *name)
>   {
>      char app_name[8 * 4];
>      int app_name_len, dwords;
>   
>      app_name_len =
> -      snprintf(app_name, sizeof(app_name), "PCI-ID=0x%X %s", device,
> -               program_invocation_short_name);
> +      snprintf(app_name, sizeof(app_name), "PCI-ID=0x%X %s",
> +               aub->pci_id, name);
>      app_name_len = ALIGN(app_name_len, sizeof(uint32_t));
>   
>      dwords = 5 + app_name_len / sizeof(uint32_t);
> -   dword_out(CMD_MEM_TRACE_VERSION | (dwords - 1));
> -   dword_out(AUB_MEM_TRACE_VERSION_FILE_VERSION);
> -   dword_out(devinfo.simulator_id << AUB_MEM_TRACE_VERSION_DEVICE_SHIFT);
> -   dword_out(0);      /* version */
> -   dword_out(0);      /* version */
> -   data_out(app_name, app_name_len);
> +   dword_out(aub, CMD_MEM_TRACE_VERSION | (dwords - 1));
> +   dword_out(aub, AUB_MEM_TRACE_VERSION_FILE_VERSION);
> +   dword_out(aub, aub->devinfo.simulator_id << AUB_MEM_TRACE_VERSION_DEVICE_SHIFT);
> +   dword_out(aub, 0);      /* version */
> +   dword_out(aub, 0);      /* version */
> +   data_out(aub, app_name, app_name_len);
>   
>      /* GGTT PT */
>      uint32_t ggtt_ptes = STATIC_GGTT_MAP_SIZE >> 12;
>   
> -   mem_trace_memory_write_header_out(STATIC_GGTT_MAP_START >> 12,
> +   mem_trace_memory_write_header_out(aub, STATIC_GGTT_MAP_START >> 12,
>                                        ggtt_ptes * GEN8_PTE_SIZE,
>                                        AUB_MEM_TRACE_MEMORY_ADDRESS_SPACE_GGTT_ENTRY);
>      for (uint32_t i = 0; i < ggtt_ptes; i++) {
> -      dword_out(1 + 0x1000 * i + STATIC_GGTT_MAP_START);
> -      dword_out(0);
> +      dword_out(aub, 1 + 0x1000 * i + STATIC_GGTT_MAP_START);
> +      dword_out(aub, 0);
>      }
>   
>      /* RENDER_RING */
> -   mem_trace_memory_write_header_out(RENDER_RING_ADDR, RING_SIZE,
> +   mem_trace_memory_write_header_out(aub, RENDER_RING_ADDR, RING_SIZE,
>                                        AUB_MEM_TRACE_MEMORY_ADDRESS_SPACE_GGTT);
>      for (uint32_t i = 0; i < RING_SIZE; i += sizeof(uint32_t))
> -      dword_out(0);
> +      dword_out(aub, 0);
>   
>      /* RENDER_PPHWSP */
> -   mem_trace_memory_write_header_out(RENDER_CONTEXT_ADDR,
> +   mem_trace_memory_write_header_out(aub, RENDER_CONTEXT_ADDR,
>                                        PPHWSP_SIZE +
>                                        sizeof(render_context_init),
>                                        AUB_MEM_TRACE_MEMORY_ADDRESS_SPACE_GGTT);
>      for (uint32_t i = 0; i < PPHWSP_SIZE; i += sizeof(uint32_t))
> -      dword_out(0);
> +      dword_out(aub, 0);
>   
>      /* RENDER_CONTEXT */
> -   data_out(render_context_init, sizeof(render_context_init));
> +   data_out(aub, render_context_init, sizeof(render_context_init));
>   
>      /* BLITTER_RING */
> -   mem_trace_memory_write_header_out(BLITTER_RING_ADDR, RING_SIZE,
> +   mem_trace_memory_write_header_out(aub, BLITTER_RING_ADDR, RING_SIZE,
>                                        AUB_MEM_TRACE_MEMORY_ADDRESS_SPACE_GGTT);
>      for (uint32_t i = 0; i < RING_SIZE; i += sizeof(uint32_t))
> -      dword_out(0);
> +      dword_out(aub, 0);
>   
>      /* BLITTER_PPHWSP */
> -   mem_trace_memory_write_header_out(BLITTER_CONTEXT_ADDR,
> +   mem_trace_memory_write_header_out(aub, BLITTER_CONTEXT_ADDR,
>                                        PPHWSP_SIZE +
>                                        sizeof(blitter_context_init),
>                                        AUB_MEM_TRACE_MEMORY_ADDRESS_SPACE_GGTT);
>      for (uint32_t i = 0; i < PPHWSP_SIZE; i += sizeof(uint32_t))
> -      dword_out(0);
> +      dword_out(aub, 0);
>   
>      /* BLITTER_CONTEXT */
> -   data_out(blitter_context_init, sizeof(blitter_context_init));
> +   data_out(aub, blitter_context_init, sizeof(blitter_context_init));
>   
>      /* VIDEO_RING */
> -   mem_trace_memory_write_header_out(VIDEO_RING_ADDR, RING_SIZE,
> +   mem_trace_memory_write_header_out(aub, VIDEO_RING_ADDR, RING_SIZE,
>                                        AUB_MEM_TRACE_MEMORY_ADDRESS_SPACE_GGTT);
>      for (uint32_t i = 0; i < RING_SIZE; i += sizeof(uint32_t))
> -      dword_out(0);
> +      dword_out(aub, 0);
>   
>      /* VIDEO_PPHWSP */
> -   mem_trace_memory_write_header_out(VIDEO_CONTEXT_ADDR,
> +   mem_trace_memory_write_header_out(aub, VIDEO_CONTEXT_ADDR,
>                                        PPHWSP_SIZE +
>                                        sizeof(video_context_init),
>                                        AUB_MEM_TRACE_MEMORY_ADDRESS_SPACE_GGTT);
>      for (uint32_t i = 0; i < PPHWSP_SIZE; i += sizeof(uint32_t))
> -      dword_out(0);
> +      dword_out(aub, 0);
>   
>      /* VIDEO_CONTEXT */
> -   data_out(video_context_init, sizeof(video_context_init));
> +   data_out(aub, video_context_init, sizeof(video_context_init));
>   
> -   register_write_out(HWS_PGA_RCSUNIT, RENDER_CONTEXT_ADDR);
> -   register_write_out(HWS_PGA_VCSUNIT0, VIDEO_CONTEXT_ADDR);
> -   register_write_out(HWS_PGA_BCSUNIT, BLITTER_CONTEXT_ADDR);
> +   register_write_out(aub, HWS_PGA_RCSUNIT, RENDER_CONTEXT_ADDR);
> +   register_write_out(aub, HWS_PGA_VCSUNIT0, VIDEO_CONTEXT_ADDR);
> +   register_write_out(aub, HWS_PGA_BCSUNIT, BLITTER_CONTEXT_ADDR);
>   
> -   register_write_out(GFX_MODE_RCSUNIT, 0x80008000 /* execlist enable */);
> -   register_write_out(GFX_MODE_VCSUNIT0, 0x80008000 /* execlist enable */);
> -   register_write_out(GFX_MODE_BCSUNIT, 0x80008000 /* execlist enable */);
> +   register_write_out(aub, GFX_MODE_RCSUNIT, 0x80008000 /* execlist enable */);
> +   register_write_out(aub, GFX_MODE_VCSUNIT0, 0x80008000 /* execlist enable */);
> +   register_write_out(aub, GFX_MODE_BCSUNIT, 0x80008000 /* execlist enable */);
>   }
>   
> -static void write_legacy_header(void)
> +static void write_legacy_header(struct aub_file *aub, const char *name)
>   {
>      char app_name[8 * 4];
>      char comment[16];
>      int comment_len, comment_dwords, dwords;
>      uint32_t entry = 0x200003;
>   
> -   comment_len = snprintf(comment, sizeof(comment), "PCI-ID=0x%x", device);
> +   comment_len = snprintf(comment, sizeof(comment), "PCI-ID=0x%x", aub->pci_id);
>      comment_dwords = ((comment_len + 3) / 4);
>   
>      /* Start with a (required) version packet. */
>      dwords = 13 + comment_dwords;
> -   dword_out(CMD_AUB_HEADER | (dwords - 2));
> -   dword_out((4 << AUB_HEADER_MAJOR_SHIFT) |
> -             (0 << AUB_HEADER_MINOR_SHIFT));
> +   dword_out(aub, CMD_AUB_HEADER | (dwords - 2));
> +   dword_out(aub, (4 << AUB_HEADER_MAJOR_SHIFT) |
> +                  (0 << AUB_HEADER_MINOR_SHIFT));
>   
>      /* Next comes a 32-byte application name. */
>      strncpy(app_name, program_invocation_short_name, sizeof(app_name));
>      app_name[sizeof(app_name) - 1] = 0;
> -   data_out(app_name, sizeof(app_name));
> +   data_out(aub, app_name, sizeof(app_name));
>   
> -   dword_out(0); /* timestamp */
> -   dword_out(0); /* timestamp */
> -   dword_out(comment_len);
> -   data_out(comment, comment_dwords * 4);
> +   dword_out(aub, 0); /* timestamp */
> +   dword_out(aub, 0); /* timestamp */
> +   dword_out(aub, comment_len);
> +   data_out(aub, comment, comment_dwords * 4);
>   
>      /* Set up the GTT. The max we can handle is 64M */
> -   dword_out(CMD_AUB_TRACE_HEADER_BLOCK | ((addr_bits > 32 ? 6 : 5) - 2));
> -   dword_out(AUB_TRACE_MEMTYPE_GTT_ENTRY |
> -             AUB_TRACE_TYPE_NOTYPE | AUB_TRACE_OP_DATA_WRITE);
> -   dword_out(0); /* subtype */
> -   dword_out(0); /* offset */
> -   dword_out(gtt_size()); /* size */
> -   if (addr_bits > 32)
> -      dword_out(0);
> +   dword_out(aub, CMD_AUB_TRACE_HEADER_BLOCK |
> +                  ((aub->addr_bits > 32 ? 6 : 5) - 2));
> +   dword_out(aub, AUB_TRACE_MEMTYPE_GTT_ENTRY |
> +                  AUB_TRACE_TYPE_NOTYPE | AUB_TRACE_OP_DATA_WRITE);
> +   dword_out(aub, 0); /* subtype */
> +   dword_out(aub, 0); /* offset */
> +   dword_out(aub, aub_gtt_size(aub)); /* size */
> +   if (aub->addr_bits > 32)
> +      dword_out(aub, 0);
>      for (uint32_t i = 0; i < NUM_PT_ENTRIES; i++) {
> -      dword_out(entry + 0x1000 * i);
> -      if (addr_bits > 32)
> -         dword_out(0);
> +      dword_out(aub, entry + 0x1000 * i);
> +      if (aub->addr_bits > 32)
> +         dword_out(aub, 0);
>      }
>   }
>   
> +static void
> +aub_write_header(struct aub_file *aub, const char *app_name)
> +{
> +   if (aub_use_execlists(aub))
> +      write_execlists_header(aub, app_name);
> +   else
> +      write_legacy_header(aub, app_name);
> +}
> +
>   /**
>    * Break up large objects into multiple writes.  Otherwise a 128kb VBO
>    * would overflow the 16 bits of size field in the packet header and
>    * everything goes badly after that.
>    */
>   static void
> -aub_write_trace_block(uint32_t type, void *virtual, uint32_t size, uint64_t gtt_offset)
> +aub_write_trace_block(struct aub_file *aub,
> +                      uint32_t type, void *virtual,
> +                      uint32_t size, uint64_t gtt_offset)
>   {
>      uint32_t block_size;
>      uint32_t subtype = 0;
> @@ -639,37 +685,38 @@ aub_write_trace_block(uint32_t type, void *virtual, uint32_t size, uint64_t gtt_
>      for (uint32_t offset = 0; offset < size; offset += block_size) {
>         block_size = min(8 * 4096, size - offset);
>   
> -      if (use_execlists()) {
> +      if (aub_use_execlists(aub)) {
>            block_size = min(4096, block_size);
> -         mem_trace_memory_write_header_out(ppgtt_lookup(gtt_offset + offset),
> +         mem_trace_memory_write_header_out(aub,
> +                                           ppgtt_lookup(aub, gtt_offset + offset),
>                                              block_size,
>                                              AUB_MEM_TRACE_MEMORY_ADDRESS_SPACE_PHYSICAL);
>         } else {
> -         dword_out(CMD_AUB_TRACE_HEADER_BLOCK |
> -                   ((addr_bits > 32 ? 6 : 5) - 2));
> -         dword_out(AUB_TRACE_MEMTYPE_GTT |
> -                   type | AUB_TRACE_OP_DATA_WRITE);
> -         dword_out(subtype);
> -         dword_out(gtt_offset + offset);
> -         dword_out(align_u32(block_size, 4));
> -         if (addr_bits > 32)
> -            dword_out((gtt_offset + offset) >> 32);
> +         dword_out(aub, CMD_AUB_TRACE_HEADER_BLOCK |
> +                        ((aub->addr_bits > 32 ? 6 : 5) - 2));
> +         dword_out(aub, AUB_TRACE_MEMTYPE_GTT |
> +                        type | AUB_TRACE_OP_DATA_WRITE);
> +         dword_out(aub, subtype);
> +         dword_out(aub, gtt_offset + offset);
> +         dword_out(aub, align_u32(block_size, 4));
> +         if (aub->addr_bits > 32)
> +            dword_out(aub, (gtt_offset + offset) >> 32);
>         }
>   
>         if (virtual)
> -         data_out(((char *) GET_PTR(virtual)) + offset, block_size);
> +         data_out(aub, ((char *) virtual) + offset, block_size);
>         else
> -         data_out(null_block, block_size);
> +         data_out(aub, null_block, block_size);
>   
>         /* Pad to a multiple of 4 bytes. */
> -      data_out(null_block, -block_size & 3);
> +      data_out(aub, null_block, -block_size & 3);
>      }
>   }
>   
>   static void
> -write_reloc(void *p, uint64_t v)
> +aub_write_reloc(const struct gen_device_info *devinfo, void *p, uint64_t v)
>   {
> -   if (addr_bits > 32) {
> +   if (devinfo->gen >= 8) {
>         /* From the Broadwell PRM Vol. 2a,
>          * MI_LOAD_REGISTER_MEM::MemoryAddress:
>          *
> @@ -693,7 +740,7 @@ write_reloc(void *p, uint64_t v)
>   }
>   
>   static void
> -aub_dump_execlist(uint64_t batch_offset, int ring_flag)
> +aub_dump_execlist(struct aub_file *aub, uint64_t batch_offset, int ring_flag)
>   {
>      uint32_t ring_addr;
>      uint64_t descriptor;
> @@ -732,48 +779,49 @@ aub_dump_execlist(uint64_t batch_offset, int ring_flag)
>         unreachable("unknown ring");
>      }
>   
> -   mem_trace_memory_write_header_out(ring_addr, 16,
> +   mem_trace_memory_write_header_out(aub, ring_addr, 16,
>                                        AUB_MEM_TRACE_MEMORY_ADDRESS_SPACE_GGTT);
> -   dword_out(AUB_MI_BATCH_BUFFER_START | MI_BATCH_NON_SECURE_I965 | (3 - 2));
> -   dword_out(batch_offset & 0xFFFFFFFF);
> -   dword_out(batch_offset >> 32);
> -   dword_out(0 /* MI_NOOP */);
> +   dword_out(aub, AUB_MI_BATCH_BUFFER_START | MI_BATCH_NON_SECURE_I965 | (3 - 2));
> +   dword_out(aub, batch_offset & 0xFFFFFFFF);
> +   dword_out(aub, batch_offset >> 32);
> +   dword_out(aub, 0 /* MI_NOOP */);
>   
> -   mem_trace_memory_write_header_out(ring_addr + 8192 + 20, 4,
> +   mem_trace_memory_write_header_out(aub, ring_addr + 8192 + 20, 4,
>                                        AUB_MEM_TRACE_MEMORY_ADDRESS_SPACE_GGTT);
> -   dword_out(0); /* RING_BUFFER_HEAD */
> -   mem_trace_memory_write_header_out(ring_addr + 8192 + 28, 4,
> +   dword_out(aub, 0); /* RING_BUFFER_HEAD */
> +   mem_trace_memory_write_header_out(aub, ring_addr + 8192 + 28, 4,
>                                        AUB_MEM_TRACE_MEMORY_ADDRESS_SPACE_GGTT);
> -   dword_out(16); /* RING_BUFFER_TAIL */
> +   dword_out(aub, 16); /* RING_BUFFER_TAIL */
>   
> -   if (devinfo.gen >= 11) {
> -      register_write_out(elsq_reg, descriptor & 0xFFFFFFFF);
> -      register_write_out(elsq_reg + sizeof(uint32_t), descriptor >> 32);
> -      register_write_out(control_reg, 1);
> +   if (aub->devinfo.gen >= 11) {
> +      register_write_out(aub, elsq_reg, descriptor & 0xFFFFFFFF);
> +      register_write_out(aub, elsq_reg + sizeof(uint32_t), descriptor >> 32);
> +      register_write_out(aub, control_reg, 1);
>      } else {
> -      register_write_out(elsp_reg, 0);
> -      register_write_out(elsp_reg, 0);
> -      register_write_out(elsp_reg, descriptor >> 32);
> -      register_write_out(elsp_reg, descriptor & 0xFFFFFFFF);
> +      register_write_out(aub, elsp_reg, 0);
> +      register_write_out(aub, elsp_reg, 0);
> +      register_write_out(aub, elsp_reg, descriptor >> 32);
> +      register_write_out(aub, elsp_reg, descriptor & 0xFFFFFFFF);
>      }
>   
> -   dword_out(CMD_MEM_TRACE_REGISTER_POLL | (5 + 1 - 1));
> -   dword_out(status_reg);
> -   dword_out(AUB_MEM_TRACE_REGISTER_SIZE_DWORD |
> -             AUB_MEM_TRACE_REGISTER_SPACE_MMIO);
> -   if (devinfo.gen >= 11) {
> -      dword_out(0x00000001);   /* mask lo */
> -      dword_out(0x00000000);   /* mask hi */
> -      dword_out(0x00000001);
> +   dword_out(aub, CMD_MEM_TRACE_REGISTER_POLL | (5 + 1 - 1));
> +   dword_out(aub, status_reg);
> +   dword_out(aub, AUB_MEM_TRACE_REGISTER_SIZE_DWORD |
> +                  AUB_MEM_TRACE_REGISTER_SPACE_MMIO);
> +   if (aub->devinfo.gen >= 11) {
> +      dword_out(aub, 0x00000001);   /* mask lo */
> +      dword_out(aub, 0x00000000);   /* mask hi */
> +      dword_out(aub, 0x00000001);
>      } else {
> -      dword_out(0x00000010);   /* mask lo */
> -      dword_out(0x00000000);   /* mask hi */
> -      dword_out(0x00000000);
> +      dword_out(aub, 0x00000010);   /* mask lo */
> +      dword_out(aub, 0x00000000);   /* mask hi */
> +      dword_out(aub, 0x00000000);
>      }
>   }
>   
>   static void
> -aub_dump_ringbuffer(uint64_t batch_offset, uint64_t offset, int ring_flag)
> +aub_dump_ringbuffer(struct aub_file *aub, uint64_t batch_offset,
> +                    uint64_t offset, int ring_flag)
>   {
>      uint32_t ringbuffer[4096];
>      unsigned aub_mi_bbs_len;
> @@ -788,26 +836,43 @@ aub_dump_ringbuffer(uint64_t batch_offset, uint64_t offset, int ring_flag)
>      /* Make a ring buffer to execute our batchbuffer. */
>      memset(ringbuffer, 0, sizeof(ringbuffer));
>   
> -   aub_mi_bbs_len = addr_bits > 32 ? 3 : 2;
> +   aub_mi_bbs_len = aub->addr_bits > 32 ? 3 : 2;
>      ringbuffer[ring_count] = AUB_MI_BATCH_BUFFER_START | (aub_mi_bbs_len - 2);
> -   write_reloc(&ringbuffer[ring_count + 1], batch_offset);
> +   aub_write_reloc(&aub->devinfo, &ringbuffer[ring_count + 1], batch_offset);
>      ring_count += aub_mi_bbs_len;
>   
>      /* Write out the ring.  This appears to trigger execution of
>       * the ring in the simulator.
>       */
> -   dword_out(CMD_AUB_TRACE_HEADER_BLOCK |
> -             ((addr_bits > 32 ? 6 : 5) - 2));
> -   dword_out(AUB_TRACE_MEMTYPE_GTT | ring | AUB_TRACE_OP_COMMAND_WRITE);
> -   dword_out(0); /* general/surface subtype */
> -   dword_out(offset);
> -   dword_out(ring_count * 4);
> -   if (addr_bits > 32)
> -      dword_out(offset >> 32);
> -
> -   data_out(ringbuffer, ring_count * 4);
> +   dword_out(aub, CMD_AUB_TRACE_HEADER_BLOCK |
> +                  ((aub->addr_bits > 32 ? 6 : 5) - 2));
> +   dword_out(aub, AUB_TRACE_MEMTYPE_GTT | ring | AUB_TRACE_OP_COMMAND_WRITE);
> +   dword_out(aub, 0); /* general/surface subtype */
> +   dword_out(aub, offset);
> +   dword_out(aub, ring_count * 4);
> +   if (aub->addr_bits > 32)
> +      dword_out(aub, offset >> 32);
> +
> +   data_out(aub, ringbuffer, ring_count * 4);
>   }
>   
> +static void
> +aub_write_exec(struct aub_file *aub, uint64_t batch_addr,
> +               uint64_t offset, int ring_flag)
> +{
> +   if (aub_use_execlists(aub)) {
> +      aub_dump_execlist(aub, batch_addr, ring_flag);
> +   } else {
> +      /* Dump ring buffer */
> +      aub_dump_ringbuffer(aub, batch_addr, offset, ring_flag);
> +   }
> +   fflush(aub->file);
> +}
> +
> +static struct gen_device_info devinfo = {0};
> +static uint32_t device;
> +static struct aub_file aubs[2];
> +
>   static void *
>   relocate_bo(struct bo *bo, const struct drm_i915_gem_execbuffer2 *execbuffer2,
>               const struct drm_i915_gem_exec_object2 *obj)
> @@ -830,8 +895,8 @@ relocate_bo(struct bo *bo, const struct drm_i915_gem_execbuffer2 *execbuffer2,
>         else
>            handle = relocs[i].target_handle;
>   
> -      write_reloc(((char *)relocated) + relocs[i].offset,
> -                  get_bo(handle)->offset + relocs[i].delta);
> +      aub_write_reloc(&devinfo, ((char *)relocated) + relocs[i].offset,
> +                      get_bo(handle)->offset + relocs[i].delta);
>      }
>   
>      return relocated;
> @@ -900,12 +965,14 @@ dump_execbuffer2(int fd, struct drm_i915_gem_execbuffer2 *execbuffer2)
>         fail_if(!gen_get_device_info(device, &devinfo),
>                 "failed to identify chipset=0x%x\n", device);
>   
> -      addr_bits = devinfo.gen >= 8 ? 48 : 32;
> -
> -      if (use_execlists())
> -         write_execlists_header();
> -      else
> -         write_legacy_header();
> +      for (int i = 0; i < ARRAY_SIZE(files); i++) {
> +         if (files[i] != NULL) {
> +            aub_file_init(&aubs[i], files[i], device);
> +            if (verbose == 2)
> +               aubs[i].verbose_log_file = stdout;
> +            aub_write_header(&aubs[i], program_invocation_short_name);
> +         }
> +      }
>   
>         if (verbose)
>            printf("[intel_aubdump: running, "
> @@ -913,10 +980,13 @@ dump_execbuffer2(int fd, struct drm_i915_gem_execbuffer2 *execbuffer2)
>                   filename, device, devinfo.gen);
>      }
>   
> -   if (use_execlists())
> +   /* Any aub */
> +   struct aub_file *any_aub = files[0] ? &aubs[0] : &aubs[1];;
> +
> +   if (aub_use_execlists(any_aub))
>         offset = 0x1000;
>      else
> -      offset = gtt_size();
> +      offset = aub_gtt_size(any_aub);
>   
>      if (verbose)
>         printf("Dumping execbuffer2:\n");
> @@ -953,8 +1023,13 @@ dump_execbuffer2(int fd, struct drm_i915_gem_execbuffer2 *execbuffer2)
>            bo->map = gem_mmap(fd, obj->handle, 0, bo->size);
>         fail_if(bo->map == MAP_FAILED, "intel_aubdump: bo mmap failed\n");
>   
> -      if (use_execlists())
> -         map_ppgtt(bo->offset, bo->size);
> +      for (int i = 0; i < ARRAY_SIZE(files); i++) {
> +         if (files[i] == NULL)
> +            continue;
> +
> +         if (aub_use_execlists(&aubs[i]))
> +            aub_map_ppgtt(&aubs[i], bo->offset, bo->size);
> +      }
>      }
>   
>      batch_index = (execbuffer2->flags & I915_EXEC_BATCH_FIRST) ? 0 :
> @@ -969,30 +1044,29 @@ dump_execbuffer2(int fd, struct drm_i915_gem_execbuffer2 *execbuffer2)
>         else
>            data = bo->map;
>   
> -      if (bo == batch_bo) {
> -         aub_write_trace_block(AUB_TRACE_TYPE_BATCH,
> -                               data, bo->size, bo->offset);
> -      } else {
> -         aub_write_trace_block(AUB_TRACE_TYPE_NOTYPE,
> -                               data, bo->size, bo->offset);
> +      for (int i = 0; i < ARRAY_SIZE(files); i++) {
> +         if (files[i] == NULL)
> +            continue;
> +
> +         if (bo == batch_bo) {
> +            aub_write_trace_block(&aubs[i], AUB_TRACE_TYPE_BATCH,
> +                                  GET_PTR(data), bo->size, bo->offset);
> +         } else {
> +            aub_write_trace_block(&aubs[i], AUB_TRACE_TYPE_NOTYPE,
> +                                  GET_PTR(data), bo->size, bo->offset);
> +         }
>         }
>         if (data != bo->map)
>            free(data);
>      }
>   
> -   if (use_execlists()) {
> -      aub_dump_execlist(batch_bo->offset +
> -                        execbuffer2->batch_start_offset, ring_flag);
> -   } else {
> -      /* Dump ring buffer */
> -      aub_dump_ringbuffer(batch_bo->offset +
> -                          execbuffer2->batch_start_offset, offset,
> -                          ring_flag);
> -   }
> -
>      for (int i = 0; i < ARRAY_SIZE(files); i++) {
>         if (files[i] != NULL)
> -         fflush(files[i]);
> +         continue;
> +
> +      aub_write_exec(&aubs[i],
> +                     batch_bo->offset + execbuffer2->batch_start_offset,
> +                     offset, ring_flag);
>      }
>   
>      if (device_override &&
> @@ -1286,7 +1360,9 @@ fini(void)
>   {
>      free(filename);
>      for (int i = 0; i < ARRAY_SIZE(files); i++) {
> -      if (files[i] != NULL)
> +      if (aubs[i].file)
> +         aub_file_finish(&aubs[i]);
> +      else if (files[i])
>            fclose(files[i]);
>      }
>      free(bos);




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