src/broadcom/clif/clif_dump.c

   1 /*
   2  * Copyright © 2016 Broadcom
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  21  * IN THE SOFTWARE.
  22  */
  23
  24 #include <stdio.h>
  25 #include <stdlib.h>
  26 #include <string.h>
  27 #include "drm-uapi/v3d_drm.h"
  28 #include "clif_dump.h"
  29 #include "clif_private.h"
  30 #include "util/list.h"
  31 #include "util/ralloc.h"
  32
  33 #include "broadcom/cle/v3d_decoder.h"
  34
  35 struct reloc_worklist_entry *
  36 clif_dump_add_address_to_worklist(struct clif_dump *clif,
  37                                   enum reloc_worklist_type type,
  38                                   uint32_t addr)
  39 {
  40         struct reloc_worklist_entry *entry =
  41                 rzalloc(clif, struct reloc_worklist_entry);
  42         if (!entry)
  43                 return NULL;
  44
  45         entry->type = type;
  46         entry->addr = addr;
  47
  48         list_addtail(&entry->link, &clif->worklist);
  49
  50         return entry;
  51 }
  52
  53 struct clif_dump *
  54 clif_dump_init(const struct v3d_device_info *devinfo,
  55                FILE *out, bool pretty)
  56 {
  57         struct clif_dump *clif = rzalloc(NULL, struct clif_dump);
  58
  59         clif->devinfo = devinfo;
  60         clif->out = out;
  61         clif->spec = v3d_spec_load(devinfo);
  62         clif->pretty = pretty;
  63
  64         list_inithead(&clif->worklist);
  65
  66         return clif;
  67 }
  68
  69 void
  70 clif_dump_destroy(struct clif_dump *clif)
  71 {
  72         ralloc_free(clif);
  73 }
  74
  75 struct clif_bo *
  76 clif_lookup_bo(struct clif_dump *clif, uint32_t addr)
  77 {
  78         for (int i = 0; i < clif->bo_count; i++) {
  79                 struct clif_bo *bo = &clif->bo[i];
  80
  81                 if (addr >= bo->offset &&
  82                     addr < bo->offset + bo->size) {
  83                         return bo;
  84                 }
  85         }
  86
  87         return NULL;
  88 }
  89
  90 static bool
  91 clif_lookup_vaddr(struct clif_dump *clif, uint32_t addr, void **vaddr)
  92 {
  93         struct clif_bo *bo = clif_lookup_bo(clif, addr);
  94         if (!bo)
  95                 return false;
  96
  97         *vaddr = bo->vaddr + addr - bo->offset;
  98         return true;
  99 }
 100
 101 #define out_uint(_clif, field) out(_clif, "    /* %s = */ %u\n",        \
 102                             #field,  values-> field);
 103
 104 static bool
 105 clif_dump_packet(struct clif_dump *clif, uint32_t offset, const uint8_t *cl,
 106                  uint32_t *size, bool reloc_mode)
 107 {
 108         if (clif->devinfo->ver >= 41)
 109                 return v3d41_clif_dump_packet(clif, offset, cl, size, reloc_mode);
 110         else
 111                 return v3d33_clif_dump_packet(clif, offset, cl, size, reloc_mode);
 112 }
 113
 114 static void
 115 clif_dump_cl(struct clif_dump *clif, uint32_t start, uint32_t end,
 116              bool reloc_mode)
 117 {
 118         void *start_vaddr;
 119         if (!clif_lookup_vaddr(clif, start, &start_vaddr)) {
 120                 out(clif, "Failed to look up address 0x%08x\n",
 121                     start);
 122                 return;
 123         }
 124
 125         /* The end address is optional (for example, a BRANCH instruction
 126          * won't set an end), but is used for BCL/RCL termination.
 127          */
 128         void *end_vaddr = NULL;
 129         if (end && !clif_lookup_vaddr(clif, end, &end_vaddr)) {
 130                 out(clif, "Failed to look up address 0x%08x\n",
 131                     end);
 132                 return;
 133         }
 134
 135         if (!reloc_mode)
 136                 out(clif, "@format ctrllist\n");
 137
 138         uint32_t size;
 139         uint8_t *cl = start_vaddr;
 140         while (clif_dump_packet(clif, start, cl, &size, reloc_mode)) {
 141                 cl += size;
 142                 start += size;
 143
 144                 if (cl == end_vaddr)
 145                         break;
 146         }
 147 }
 148
 149 static void
 150 clif_dump_gl_shader_state_record(struct clif_dump *clif,
 151                                  struct reloc_worklist_entry *reloc,
 152                                  void *vaddr)
 153 {
 154         struct v3d_group *state = v3d_spec_find_struct(clif->spec,
 155                                                        "GL Shader State Record");
 156         struct v3d_group *attr = v3d_spec_find_struct(clif->spec,
 157                                                       "GL Shader State Attribute Record");
 158         assert(state);
 159         assert(attr);
 160
 161         out(clif, "@format shadrec_gl_main\n");
 162         v3d_print_group(clif, state, 0, vaddr);
 163         vaddr += v3d_group_get_length(state);
 164
 165         for (int i = 0; i < reloc->shader_state.num_attrs; i++) {
 166                 out(clif, "@format shadrec_gl_attr /* %d */\n", i);
 167                 v3d_print_group(clif, attr, 0, vaddr);
 168                 vaddr += v3d_group_get_length(attr);
 169         }
 170 }
 171
 172 static void
 173 clif_process_worklist(struct clif_dump *clif, bool reloc_mode)
 174 {
 175         list_for_each_entry_safe(struct reloc_worklist_entry, reloc,
 176                                  &clif->worklist, link) {
 177                 void *vaddr;
 178                 if (!clif_lookup_vaddr(clif, reloc->addr, &vaddr)) {
 179                         out(clif, "Failed to look up address 0x%08x\n",
 180                             reloc->addr);
 181                         continue;
 182                 }
 183
 184                 switch (reloc->type) {
 185                 case reloc_cl:
 186                         clif_dump_cl(clif, reloc->addr, reloc->cl.end,
 187                                      reloc_mode);
 188                         if (!reloc_mode)
 189                                 out(clif, "\n");
 190                         break;
 191
 192                 case reloc_gl_shader_state:
 193                         if (reloc_mode)
 194                                 continue;
 195                         clif_dump_gl_shader_state_record(clif,
 196                                                          reloc,
 197                                                          vaddr);
 198                         break;
 199                 case reloc_generic_tile_list:
 200                         clif_dump_cl(clif, reloc->addr,
 201                                      reloc->generic_tile_list.end, reloc_mode);
 202                         break;
 203                 }
 204                 if (!reloc_mode)
 205                         out(clif, "\n");
 206         }
 207 }
 208
 209 void
 210 clif_dump_add_cl(struct clif_dump *clif, uint32_t start, uint32_t end)
 211 {
 212         struct reloc_worklist_entry *entry =
 213                 clif_dump_add_address_to_worklist(clif, reloc_cl, start);
 214
 215         entry->cl.end = end;
 216 }
 217
 218 void
 219 clif_dump(struct clif_dump *clif, const struct drm_v3d_submit_cl *submit)
 220 {
 221         clif_dump_add_cl(clif, submit->bcl_start, submit->bcl_end);
 222         clif_dump_add_cl(clif, submit->rcl_start, submit->rcl_end);
 223
 224         clif_process_worklist(clif, true);
 225         clif_process_worklist(clif, false);
 226
 227         out(clif, "@add_bin 0\n  ");
 228         out_address(clif, submit->bcl_start);
 229         out(clif, "\n  ");
 230         out_address(clif, submit->bcl_end);
 231         out(clif, "\n  ");
 232         out_address(clif, submit->qma);
 233         out(clif, "\n  %d\n  ", submit->qms);
 234         out_address(clif, submit->qts);
 235         out(clif, "\n");
 236         out(clif, "@wait_bin_all_cores\n");
 237
 238         out(clif, "@add_render 0\n  ");
 239         out_address(clif, submit->rcl_start);
 240         out(clif, "\n  ");
 241         out_address(clif, submit->rcl_end);
 242         out(clif, "\n  ");
 243         out_address(clif, submit->qma);
 244         out(clif, "\n");
 245         out(clif, "@wait_render_all_cores\n");
 246 }
 247
 248 void
 249 clif_dump_add_bo(struct clif_dump *clif, const char *name,
 250                  uint32_t offset, uint32_t size, void *vaddr)
 251 {
 252         if (clif->bo_count >= clif->bo_array_size) {
 253                 clif->bo_array_size = MAX2(4, clif->bo_array_size * 2);
 254                 clif->bo = reralloc(clif, clif->bo, struct clif_bo,
 255                                     clif->bo_array_size);
 256         }
 257
 258         clif->bo[clif->bo_count].name = ralloc_strdup(clif, name);
 259         clif->bo[clif->bo_count].offset = offset;
 260         clif->bo[clif->bo_count].size = size;
 261         clif->bo[clif->bo_count].vaddr = vaddr;
 262         clif->bo_count++;
 263 }