cmd/bmp.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * (C) Copyright 2002
   4  * Detlev Zundel, DENX Software Engineering, dzu@denx.de.
   5  */
   6
   7 /*
   8  * BMP handling routines
   9  */
  10
  11 #include <common.h>
  12 #include <command.h>
  13 #include <image.h>
  14 #include <mapmem.h>
  15 #include <splash.h>
  16 #include <video.h>
  17 #include <stdlib.h>
  18
  19 static int do_bmp_info(struct cmd_tbl *cmdtp, int flag, int argc,
  20                        char *const argv[])
  21 {
  22         ulong addr;
  23
  24         switch (argc) {
  25         case 1:         /* use image_load_addr as default address */
  26                 addr = image_load_addr;
  27                 break;
  28         case 2:         /* use argument */
  29                 addr = hextoul(argv[1], NULL);
  30                 break;
  31         default:
  32                 return CMD_RET_USAGE;
  33         }
  34
  35         return (bmp_info(addr));
  36 }
  37
  38 static int do_bmp_display(struct cmd_tbl *cmdtp, int flag, int argc,
  39                           char *const argv[])
  40 {
  41         ulong addr;
  42         int x = 0, y = 0;
  43
  44         splash_get_pos(&x, &y);
  45
  46         switch (argc) {
  47         case 1:         /* use image_load_addr as default address */
  48                 addr = image_load_addr;
  49                 break;
  50         case 2:         /* use argument */
  51                 addr = hextoul(argv[1], NULL);
  52                 break;
  53         case 4:
  54                 addr = hextoul(argv[1], NULL);
  55                 if (!strcmp(argv[2], "m"))
  56                         x = BMP_ALIGN_CENTER;
  57                 else
  58                         x = dectoul(argv[2], NULL);
  59                 if (!strcmp(argv[3], "m"))
  60                         y = BMP_ALIGN_CENTER;
  61                 else
  62                         y = dectoul(argv[3], NULL);
  63                 break;
  64         default:
  65                 return CMD_RET_USAGE;
  66         }
  67
  68         return (bmp_display(addr, x, y));
  69 }
  70
  71 static struct cmd_tbl cmd_bmp_sub[] = {
  72         U_BOOT_CMD_MKENT(info, 3, 0, do_bmp_info, "", ""),
  73         U_BOOT_CMD_MKENT(display, 5, 0, do_bmp_display, "", ""),
  74 };
  75
  76 static int do_bmp(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
  77 {
  78         struct cmd_tbl *c;
  79
  80         /* Strip off leading 'bmp' command argument */
  81         argc--;
  82         argv++;
  83
  84         c = find_cmd_tbl(argv[0], &cmd_bmp_sub[0], ARRAY_SIZE(cmd_bmp_sub));
  85
  86         if (c)
  87                 return  c->cmd(cmdtp, flag, argc, argv);
  88         else
  89                 return CMD_RET_USAGE;
  90 }
  91
  92 U_BOOT_CMD(
  93         bmp,    5,      1,      do_bmp,
  94         "manipulate BMP image data",
  95         "info <imageAddr>          - display image info\n"
  96         "bmp display <imageAddr> [x y] - display image at x,y"
  97 );