include/splash.h

   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
  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