com32/hdt/hdt-dump-vesa.c

   1 /* ----------------------------------------------------------------------- *
   2  *
   3  *   Copyright 2011 Erwan Velu - All Rights Reserved
   4  *
   5  *   Permission is hereby granted, free of charge, to any person
   6  *   obtaining a copy of this software and associated documentation
   7  *   files (the "Software"), to deal in the Software without
   8  *   restriction, including without limitation the rights to use,
   9  *   copy, modify, merge, publish, distribute, sublicense, and/or
  10  *   sell copies of the Software, and to permit persons to whom
  11  *   the Software is furnished to do so, subject to the following
  12  *   conditions:
  13  *
  14  *   The above copyright notice and this permission notice shall
  15  *   be included in all copies or substantial portions of the Software.
  16  *
  17  *   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  18  *   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  19  *   OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  20  *   NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  21  *   HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  22  *   WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  23  *   FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  24  *   OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  * -----------------------------------------------------------------------
  27  */
  28
  29 #include "hdt-common.h"
  30 #include "hdt-dump.h"
  31 #include <syslinux/config.h>
  32
  33 void dump_vesa(struct s_hardware *hardware, ZZJSON_CONFIG *config, ZZJSON **item) {
  34
  35         CREATE_NEW_OBJECT;
  36         add_hb(is_vesa_valid);
  37         if (hardware->is_vesa_valid) {
  38                 char buffer[64]={0};
  39                 snprintf(buffer,sizeof(buffer),"%d.%d", hardware->vesa.major_version, hardware->vesa.minor_version);
  40                 add_s("vesa.version",buffer);
  41                 add_hs(vesa.vendor);
  42                 add_hs(vesa.product);
  43                 add_hs(vesa.product_revision);
  44                 add_hi(vesa.software_rev);
  45                 memset(buffer,0,sizeof(buffer));
  46                 snprintf(buffer,sizeof(buffer),"%d KB",hardware->vesa.total_memory*64);
  47                 add_s("vesa.memory",buffer);
  48                 add_i("vesa.modes",hardware->vesa.vmi_count);
  49                 FLUSH_OBJECT;
  50                 for (int i = 0; i < hardware->vesa.vmi_count; i++) {
  51                         struct vesa_mode_info *mi = &hardware->vesa.vmi[i].mi;
  52                         if ((mi->h_res == 0) || (mi->v_res == 0))
  53                                 continue;
  54                         CREATE_NEW_OBJECT;
  55                         memset(buffer,0,sizeof(buffer));
  56                         snprintf(buffer,sizeof(buffer),"0x%04x",hardware->vesa.vmi[i].mode + 0x200);
  57                         add_s("vesa.kernel_mode",buffer);
  58                         add_i("vesa.hres",mi->h_res);
  59                         add_i("vesa.vres",mi->v_res);
  60                         add_i("vesa.bpp",mi->bpp);
  61                         FLUSH_OBJECT;
  62                 }
  63         } else {
  64                 FLUSH_OBJECT;
  65         }
  66         to_cpio("vesa");
  67 }