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