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 "clif_dump.h"
  28 #include "clif_private.h"
  29 #include "util/list.h"
  30 #include "util/ralloc.h"
  31
  32 #include "broadcom/cle/v3d_decoder.h"
  33
  34 struct reloc_worklist_entry *
  35 clif_dump_add_address_to_worklist(struct clif_dump *clif,
  36                                   enum reloc_worklist_type type,
  37                                   uint32_t addr)
  38 {
  39         struct reloc_worklist_entry *entry =
  40                 rzalloc(clif, struct reloc_worklist_entry);
  41         if (!entry)
  42                 return NULL;
  43
  44         entry->type = type;
  45         entry->addr = addr;
  46
  47         list_addtail(&entry->link, &clif->worklist);
  48
  49         return entry;
  50 }
  51
  52 struct clif_dump *
  53 clif_dump_init(const struct v3d_device_info *devinfo,
  54                FILE *out,
  55                bool (*lookup_vaddr)(void *data, uint32_t addr, void **vaddr),
  56                void *data)
  57 {
  58         struct clif_dump *clif = rzalloc(NULL, struct clif_dump);
  59
  60         clif->devinfo = devinfo;
  61         clif->lookup_vaddr = lookup_vaddr;
  62         clif->out = out;
  63         clif->data = data;
  64         clif->spec = v3d_spec_load(devinfo);
  65
  66         list_inithead(&clif->worklist);
  67
  68         return clif;
  69 }
  70
  71 void
  72 clif_dump_destroy(struct clif_dump *clif)
  73 {
  74         ralloc_free(clif);
  75 }
  76
  77 #define out_uint(_clif, field) out(_clif, "    /* %s = */ %u\n",        \
  78                             #field,  values-> field);
  79
  80 static bool
  81 clif_dump_packet(struct clif_dump *clif, uint32_t offset, const uint8_t *cl,
  82                  uint32_t *size)
  83 {
  84         return v3d33_clif_dump_packet(clif, offset, cl, size);
  85 }
  86
  87 static void
  88 clif_dump_cl(struct clif_dump *clif, uint32_t start, uint32_t end)
  89 {
  90         void *start_vaddr;
  91         if (!clif->lookup_vaddr(clif->data, start, &start_vaddr)) {
  92                 out(clif, "Failed to look up address 0x%08x\n",
  93                     start);
  94                 return;
  95         }
  96
  97         /* The end address is optional (for example, a BRANCH instruction
  98          * won't set an end), but is used for BCL/RCL termination.
  99          */
 100         void *end_vaddr = NULL;
 101         if (end && !clif->lookup_vaddr(clif->data, end, &end_vaddr)) {
 102                 out(clif, "Failed to look up address 0x%08x\n",
 103                     end);
 104                 return;
 105         }
 106
 107         uint32_t size;
 108         uint8_t *cl = start_vaddr;
 109         while (clif_dump_packet(clif, start, cl, &size)) {
 110                 cl += size;
 111                 start += size;
 112
 113                 if (cl == end_vaddr)
 114                         break;
 115         }
 116 }
 117
 118 static void
 119 clif_process_worklist(struct clif_dump *clif)
 120 {
 121         while (!list_empty(&clif->worklist)) {
 122                 struct reloc_worklist_entry *reloc =
 123                         list_first_entry(&clif->worklist,
 124                                          struct reloc_worklist_entry, link);
 125                 list_del(&reloc->link);
 126
 127                 void *vaddr;
 128                 if (!clif->lookup_vaddr(clif->data, reloc->addr, &vaddr)) {
 129                         out(clif, "Failed to look up address 0x%08x\n",
 130                             reloc->addr);
 131                         continue;
 132                 }
 133
 134                 switch (reloc->type) {
 135                 case reloc_gl_shader_state:
 136                         v3d33_clif_dump_gl_shader_state_record(clif, reloc,
 137                                                                vaddr);
 138                         break;
 139                 case reloc_generic_tile_list:
 140                         clif_dump_cl(clif, reloc->addr,
 141                                      reloc->generic_tile_list.end);
 142                         break;
 143                 }
 144                 out(clif, "\n");
 145         }
 146 }
 147
 148 void
 149 clif_dump_add_cl(struct clif_dump *clif, uint32_t start, uint32_t end)
 150 {
 151         clif_dump_cl(clif, start, end);
 152         out(clif, "\n");
 153
 154         clif_process_worklist(clif);
 155 }