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"Das U-Boot" Source Tree
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 <display_options.h>
24#include <env.h>
25#include <splash.h>
26#include <video.h>
27#include <vsprintf.h>
28#include <linux/kernel.h>
29
30static struct splash_location default_splash_locations[] = {
31 {
32 .name = "sf",
33 .storage = SPLASH_STORAGE_SF,
34 .flags = SPLASH_STORAGE_RAW,
35 .offset = 0x0,
36 },
37 {
38 .name = "mmc_fs",
39 .storage = SPLASH_STORAGE_MMC,
40 .flags = SPLASH_STORAGE_FS,
41 .devpart = "0:1",
42 },
43 {
44 .name = "mmc_raw",
45 .storage = SPLASH_STORAGE_MMC,
46 .flags = SPLASH_STORAGE_RAW,
47 .devpart = "0:1",
48 },
49 {
50 .name = "usb_fs",
51 .storage = SPLASH_STORAGE_USB,
52 .flags = SPLASH_STORAGE_FS,
53 .devpart = "0:1",
54 },
55 {
56 .name = "sata_fs",
57 .storage = SPLASH_STORAGE_SATA,
58 .flags = SPLASH_STORAGE_FS,
59 .devpart = "0:1",
60 },
61};
62
63#ifdef CONFIG_VIDEO_LOGO
64
65#include <bmp_logo_data.h>
66
67static int splash_video_logo_load(void)
68{
69 char *splashimage;
70 ulong bmp_load_addr;
71
72 splashimage = env_get("splashimage");
73 if (!splashimage)
74 return -ENOENT;
75
76 bmp_load_addr = hextoul(splashimage, 0);
77 if (!bmp_load_addr) {
78 printf("Error: bad 'splashimage' address\n");
79 return -EFAULT;
80 }
81
82 memcpy((void *)bmp_load_addr, bmp_logo_bitmap,
83 ARRAY_SIZE(bmp_logo_bitmap));
84
85 return 0;
86}
87#else
88static inline int splash_video_logo_load(void) { return -ENOSYS; }
89#endif
90
91__weak int splash_screen_prepare(void)
92{
93 if (CONFIG_IS_ENABLED(SPLASH_SOURCE))
94 return splash_source_load(default_splash_locations,
95 ARRAY_SIZE(default_splash_locations));
96
97 return splash_video_logo_load();
98}
99
100void splash_get_pos(int *x, int *y)
101{
102 char *s = env_get("splashpos");
103
104 if (!CONFIG_IS_ENABLED(SPLASH_SCREEN_ALIGN) || !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
121#if CONFIG_IS_ENABLED(VIDEO) && !CONFIG_IS_ENABLED(HIDE_LOGO_VERSION)
122
123#ifdef CONFIG_VIDEO_LOGO
124#include <bmp_logo.h>
125#endif
126#include <dm.h>
127#include <video_console.h>
128#include <video_font.h>
129#include <video_font_data.h>
130
131void splash_display_banner(void)
132{
133 struct video_fontdata __maybe_unused *fontdata = fonts;
134 struct udevice *dev;
135 char buf[DISPLAY_OPTIONS_BANNER_LENGTH];
136 int col, row, ret;
137
138 ret = uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &dev);
139 if (ret)
140 return;
141
142#if IS_ENABLED(CONFIG_VIDEO_LOGO)
143 col = BMP_LOGO_WIDTH / fontdata->width + 1;
144 row = BMP_LOGO_HEIGHT / fontdata->height + 1;
145#else
146 col = 0;
147 row = 0;
148#endif
149
150 display_options_get_banner(false, buf, sizeof(buf));
151 vidconsole_position_cursor(dev, col, 1);
152 vidconsole_put_string(dev, buf);
153 vidconsole_position_cursor(dev, 0, row);
154}
155#endif /* CONFIG_VIDEO && !CONFIG_HIDE_LOGO_VERSION */
156
157/*
158 * Common function to show a splash image if env("splashimage") is set.
159 * For additional details please refer to doc/README.splashprepare.
160 */
161int splash_display(void)
162{
163 ulong addr;
164 char *s;
165 int x = 0, y = 0, ret;
166 if (!CONFIG_IS_ENABLED(SPLASH_SCREEN))
167 return -ENOSYS;
168 s = env_get("splashimage");
169 if (!s)
170 return -EINVAL;
171
172 addr = hextoul(s, NULL);
173 ret = splash_screen_prepare();
174 if (ret)
175 return ret;
176
177 splash_get_pos(&x, &y);
178
179 if (CONFIG_IS_ENABLED(BMP))
180 ret = bmp_display(addr, x, y);
181 else
182 return -ENOSYS;
183
184 /* Skip banner output on video console if the logo is not at 0,0 */
185 if (x || y)
186 goto end;
187
188#if CONFIG_IS_ENABLED(VIDEO) && !CONFIG_IS_ENABLED(HIDE_LOGO_VERSION)
189 splash_display_banner();
190#endif
191end:
192 return ret;
193}