xref: /openbmc/u-boot/common/splash.c (revision c978b524)
1 /*
2  * Copyright (C) 2013, Boundary Devices <info@boundarydevices.com>
3  *
4  * See file CREDITS for list of people who contributed to this
5  * project.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 of
10  * the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., http://www.fsf.org/about/contact/
20  *
21  */
22 
23 #include <common.h>
24 #include <splash.h>
25 #include <lcd.h>
26 
27 static struct splash_location default_splash_locations[] = {
28 	{
29 		.name = "sf",
30 		.storage = SPLASH_STORAGE_SF,
31 		.flags = SPLASH_STORAGE_RAW,
32 		.offset = 0x0,
33 	},
34 	{
35 		.name = "mmc_fs",
36 		.storage = SPLASH_STORAGE_MMC,
37 		.flags = SPLASH_STORAGE_FS,
38 		.devpart = "0:1",
39 	},
40 	{
41 		.name = "usb_fs",
42 		.storage = SPLASH_STORAGE_USB,
43 		.flags = SPLASH_STORAGE_FS,
44 		.devpart = "0:1",
45 	},
46 	{
47 		.name = "sata_fs",
48 		.storage = SPLASH_STORAGE_SATA,
49 		.flags = SPLASH_STORAGE_FS,
50 		.devpart = "0:1",
51 	},
52 };
53 
54 __weak int splash_screen_prepare(void)
55 {
56 	return splash_source_load(default_splash_locations,
57 				  ARRAY_SIZE(default_splash_locations));
58 }
59 
60 #ifdef CONFIG_SPLASH_SCREEN_ALIGN
61 void splash_get_pos(int *x, int *y)
62 {
63 	char *s = getenv("splashpos");
64 
65 	if (!s)
66 		return;
67 
68 	if (s[0] == 'm')
69 		*x = BMP_ALIGN_CENTER;
70 	else
71 		*x = simple_strtol(s, NULL, 0);
72 
73 	s = strchr(s + 1, ',');
74 	if (s != NULL) {
75 		if (s[1] == 'm')
76 			*y = BMP_ALIGN_CENTER;
77 		else
78 			*y = simple_strtol(s + 1, NULL, 0);
79 	}
80 }
81 #endif /* CONFIG_SPLASH_SCREEN_ALIGN */
82 
83 #if defined(CONFIG_SPLASH_SCREEN) && defined(CONFIG_LCD)
84 int lcd_splash(ulong addr)
85 {
86 	int x = 0, y = 0, ret;
87 
88 	ret = splash_screen_prepare();
89 	if (ret)
90 		return ret;
91 
92 	splash_get_pos(&x, &y);
93 
94 	return bmp_display(addr, x, y);
95 }
96 #endif
97