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 #ifndef _SPLASH_H_
23 #define _SPLASH_H_
24 
25 #include <errno.h>
26 #include <linux/types.h>
27 
28 enum splash_storage {
29 	SPLASH_STORAGE_NAND,
30 	SPLASH_STORAGE_SF,
31 	SPLASH_STORAGE_MMC,
32 	SPLASH_STORAGE_USB,
33 	SPLASH_STORAGE_SATA,
34 	SPLASH_STORAGE_VIRTIO,
35 };
36 
37 enum splash_flags {
38 	SPLASH_STORAGE_RAW, /* Stored in raw memory */
39 	SPLASH_STORAGE_FS,  /* Stored within a file system */
40 	SPLASH_STORAGE_FIT, /* Stored inside a FIT image */
41 };
42 
43 struct splash_location {
44 	char *name;
45 	enum splash_storage storage;
46 	enum splash_flags flags;
47 	u32 offset;	/* offset from start of storage */
48 	char *devpart;  /* Use the load command dev:part conventions */
49 	char *mtdpart;	/* MTD partition for ubi part */
50 	char *ubivol;	/* UBI volume-name for ubifsmount */
51 };
52 
53 #if CONFIG_IS_ENABLED(SPLASH_SOURCE)
54 int splash_source_load(struct splash_location *locations, uint size);
55 #else
splash_source_load(struct splash_location * locations,uint size)56 static inline int splash_source_load(struct splash_location *locations,
57 				     uint size)
58 {
59 	return 0;
60 }
61 #endif
62 
63 int splash_screen_prepare(void);
64 void splash_get_pos(int *x, int *y);
65 int splash_display(void);
66 
67 #define BMP_ALIGN_CENTER	0x7FFF
68 
69 #endif
70