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 <display_options.h>
  25 #include <env.h>
  26 #include <splash.h>
  27 #include <video.h>
  28
  29 static struct splash_location default_splash_locations[] = {
  30         {
  31                 .name = "sf",
  32                 .storage = SPLASH_STORAGE_SF,
  33                 .flags = SPLASH_STORAGE_RAW,
  34                 .offset = 0x0,
  35         },
  36         {
  37                 .name = "mmc_fs",
  38                 .storage = SPLASH_STORAGE_MMC,
  39                 .flags = SPLASH_STORAGE_FS,
  40                 .devpart = "0:1",
  41         },
  42         {
  43                 .name = "mmc_raw",
  44                 .storage = SPLASH_STORAGE_MMC,
  45                 .flags = SPLASH_STORAGE_RAW,
  46                 .devpart = "0:1",
  47         },
  48         {
  49                 .name = "usb_fs",
  50                 .storage = SPLASH_STORAGE_USB,
  51                 .flags = SPLASH_STORAGE_FS,
  52                 .devpart = "0:1",
  53         },
  54         {
  55                 .name = "sata_fs",
  56                 .storage = SPLASH_STORAGE_SATA,
  57                 .flags = SPLASH_STORAGE_FS,
  58                 .devpart = "0:1",
  59         },
  60 };
  61
  62 #ifdef CONFIG_VIDEO_LOGO
  63
  64 #include <bmp_logo_data.h>
  65
  66 static int splash_video_logo_load(void)
  67 {
  68         char *splashimage;
  69         ulong bmp_load_addr;
  70
  71         splashimage = env_get("splashimage");
  72         if (!splashimage)
  73                 return -ENOENT;
  74
  75         bmp_load_addr = hextoul(splashimage, 0);
  76         if (!bmp_load_addr) {
  77                 printf("Error: bad 'splashimage' address\n");
  78                 return -EFAULT;
  79         }
  80
  81         memcpy((void *)bmp_load_addr, bmp_logo_bitmap,
  82                ARRAY_SIZE(bmp_logo_bitmap));
  83
  84         return 0;
  85 }
  86 #else
  87 static inline int splash_video_logo_load(void) { return -ENOSYS; }
  88 #endif
  89
  90 __weak int splash_screen_prepare(void)
  91 {
  92         if (IS_ENABLED(CONFIG_SPLASH_SOURCE))
  93                 return splash_source_load(default_splash_locations,
  94                                           ARRAY_SIZE(default_splash_locations));
  95
  96         return splash_video_logo_load();
  97 }
  98
  99 #ifdef CONFIG_SPLASH_SCREEN_ALIGN
 100 void splash_get_pos(int *x, int *y)
 101 {
 102         char *s = env_get("splashpos");
 103
 104         if (!s)
 105                 return;
 106
 107         if (s[0] == 'm')
 108                 *x = BMP_ALIGN_CENTER;
 109         else
 110                 *x = simple_strtol(s, NULL, 0);
 111
 112         s = strchr(s + 1, ',');
 113         if (s != NULL) {
 114                 if (s[1] == 'm')
 115                         *y = BMP_ALIGN_CENTER;
 116                 else
 117                         *y = simple_strtol(s + 1, NULL, 0);
 118         }
 119 }
 120 #endif /* CONFIG_SPLASH_SCREEN_ALIGN */
 121
 122 #if defined(CONFIG_VIDEO) && !defined(CONFIG_HIDE_LOGO_VERSION)
 123
 124 #ifdef CONFIG_VIDEO_LOGO
 125 #include <bmp_logo.h>
 126 #endif
 127 #include <dm.h>
 128 #include <video_console.h>
 129 #include <video_font.h>
 130 #include <video_font_data.h>
 131
 132 void splash_display_banner(void)
 133 {
 134         struct video_fontdata __maybe_unused *fontdata = fonts;
 135         struct udevice *dev;
 136         char buf[DISPLAY_OPTIONS_BANNER_LENGTH];
 137         int col, row, ret;
 138
 139         ret = uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &dev);
 140         if (ret)
 141                 return;
 142
 143 #if IS_ENABLED(CONFIG_VIDEO_LOGO)
 144         col = BMP_LOGO_WIDTH / fontdata->width + 1;
 145         row = BMP_LOGO_HEIGHT / fontdata->height + 1;
 146 #else
 147         col = 0;
 148         row = 0;
 149 #endif
 150
 151         display_options_get_banner(false, buf, sizeof(buf));
 152         vidconsole_position_cursor(dev, col, 1);
 153         vidconsole_put_string(dev, buf);
 154         vidconsole_position_cursor(dev, 0, row);
 155 }
 156 #endif /* CONFIG_VIDEO && !CONFIG_HIDE_LOGO_VERSION */
 157
 158 /*
 159  * Common function to show a splash image if env("splashimage") is set.
 160  * For additional details please refer to doc/README.splashprepare.
 161  */
 162 #if defined(CONFIG_SPLASH_SCREEN) && defined(CONFIG_CMD_BMP)
 163 int splash_display(void)
 164 {
 165         ulong addr;
 166         char *s;
 167         int x = 0, y = 0, ret;
 168
 169         s = env_get("splashimage");
 170         if (!s)
 171                 return -EINVAL;
 172
 173         addr = hextoul(s, NULL);
 174         ret = splash_screen_prepare();
 175         if (ret)
 176                 return ret;
 177
 178         splash_get_pos(&x, &y);
 179
 180         ret = bmp_display(addr, x, y);
 181
 182         /* Skip banner output on video console if the logo is not at 0,0 */
 183         if (x || y)
 184                 goto end;
 185
 186 #if defined(CONFIG_VIDEO) && !defined(CONFIG_HIDE_LOGO_VERSION)
 187         splash_display_banner();
 188 #endif
 189 end:
 190         return ret;
 191 }
 192 #endif