src/gallium/drivers/vc4/vc4_cl_dump.c

   1 /*
   2  * Copyright © 2014 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 "util/u_math.h"
  25 #include "util/u_prim.h"
  26 #include "util/macros.h"
  27 #include "vc4_cl_dump.h"
  28 #include "kernel/vc4_packet.h"
  29
  30 #include "broadcom/cle/v3d_decoder.h"
  31
  32 void
  33 vc4_dump_cl(void *cl, uint32_t size, bool is_render)
  34 {
  35         struct v3d_device_info devinfo = {
  36                 /* While the driver supports V3D 2.1 and 2.6, we haven't split
  37                  * off a 2.6 XML yet (there are a couple of fields different
  38                  * in render target formatting)
  39                  */
  40                 .ver = 21,
  41         };
  42         struct v3d_spec *spec = v3d_spec_load(&devinfo);
  43
  44         uint32_t offset = 0, hw_offset = 0;
  45         uint8_t *p = cl;
  46
  47         while (offset < size) {
  48                 struct v3d_group *inst = v3d_spec_find_instruction(spec, p);
  49                 uint8_t header = *p;
  50                 uint32_t length;
  51
  52                 if (inst == NULL) {
  53                         fprintf(stderr, "0x%08x 0x%08x: Unknown packet 0x%02x (%d)!\n",
  54                                 offset, hw_offset, header, header);
  55                         return;
  56                 }
  57
  58                 length = v3d_group_get_length(inst);
  59
  60                 fprintf(stderr, "0x%08x 0x%08x: 0x%02x %s\n",
  61                         offset, hw_offset, header, v3d_group_get_name(inst));
  62
  63                 v3d_print_group(stderr, inst, offset, p, "");
  64
  65                 switch (header) {
  66                 case VC4_PACKET_HALT:
  67                 case VC4_PACKET_STORE_MS_TILE_BUFFER_AND_EOF:
  68                         return;
  69                 default:
  70                         break;
  71                 }
  72
  73                 offset += length;
  74                 if (header != VC4_PACKET_GEM_HANDLES)
  75                         hw_offset += length;
  76                 p += length;
  77         }
  78 }
  79