LXR uboot/common/splash.c

   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__weak int splash_screen_prepare(void)
  28{
  29        return 0;
  30}
  31
  32#ifdef CONFIG_SPLASH_SCREEN_ALIGN
  33void splash_get_pos(int *x, int *y)
  34{
  35        char *s = getenv("splashpos");
  36
  37        if (!s)
  38                return;
  39
  40        if (s[0] == 'm')
  41                *x = BMP_ALIGN_CENTER;
  42        else
  43                *x = simple_strtol(s, NULL, 0);
  44
  45        s = strchr(s + 1, ',');
  46        if (s != NULL) {
  47                if (s[1] == 'm')
  48                        *y = BMP_ALIGN_CENTER;
  49                else
  50                        *y = simple_strtol(s + 1, NULL, 0);
  51        }
  52}
  53#endif /* CONFIG_SPLASH_SCREEN_ALIGN */
  54
  55#if defined(CONFIG_SPLASH_SCREEN) && defined(CONFIG_LCD)
  56int lcd_splash(ulong addr)
  57{
  58        int x = 0, y = 0, ret;
  59
  60        ret = splash_screen_prepare();
  61        if (ret)
  62                return ret;
  63
  64        splash_get_pos(&x, &y);
  65
  66        return bmp_display(addr, x, y);
  67}
  68#endif
  69