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 
splash_video_logo_load(void)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
splash_video_logo_load(void)87 static inline int splash_video_logo_load(void) { return -ENOSYS; }
88 #endif
89 
splash_screen_prepare(void)90 __weak int splash_screen_prepare(void)
91 {
92 	if (CONFIG_IS_ENABLED(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 
splash_get_pos(int * x,int * y)99 void splash_get_pos(int *x, int *y)
100 {
101 	char *s = env_get("splashpos");
102 
103 	if (!CONFIG_IS_ENABLED(SPLASH_SCREEN_ALIGN) || !s)
104 		return;
105 
106 	if (s[0] == 'm')
107 		*x = BMP_ALIGN_CENTER;
108 	else
109 		*x = simple_strtol(s, NULL, 0);
110 
111 	s = strchr(s + 1, ',');
112 	if (s != NULL) {
113 		if (s[1] == 'm')
114 			*y = BMP_ALIGN_CENTER;
115 		else
116 			*y = simple_strtol(s + 1, NULL, 0);
117 	}
118 }
119 
120 #if CONFIG_IS_ENABLED(VIDEO) && !CONFIG_IS_ENABLED(HIDE_LOGO_VERSION)
121 
122 #ifdef CONFIG_VIDEO_LOGO
123 #include <bmp_logo.h>
124 #endif
125 #include <dm.h>
126 #include <video_console.h>
127 #include <video_font.h>
128 #include <video_font_data.h>
129 
splash_display_banner(void)130 void splash_display_banner(void)
131 {
132 	struct video_fontdata __maybe_unused *fontdata = fonts;
133 	struct udevice *dev;
134 	char buf[DISPLAY_OPTIONS_BANNER_LENGTH];
135 	int col, row, ret;
136 
137 	ret = uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &dev);
138 	if (ret)
139 		return;
140 
141 #if IS_ENABLED(CONFIG_VIDEO_LOGO)
142 	col = BMP_LOGO_WIDTH / fontdata->width + 1;
143 	row = BMP_LOGO_HEIGHT / fontdata->height + 1;
144 #else
145 	col = 0;
146 	row = 0;
147 #endif
148 
149 	display_options_get_banner(false, buf, sizeof(buf));
150 	vidconsole_position_cursor(dev, col, 1);
151 	vidconsole_put_string(dev, buf);
152 	vidconsole_position_cursor(dev, 0, row);
153 }
154 #endif /* CONFIG_VIDEO && !CONFIG_HIDE_LOGO_VERSION */
155 
156 /*
157  * Common function to show a splash image if env("splashimage") is set.
158  * For additional details please refer to doc/README.splashprepare.
159  */
splash_display(void)160 int splash_display(void)
161 {
162 	ulong addr;
163 	char *s;
164 	int x = 0, y = 0, ret;
165 	if (!CONFIG_IS_ENABLED(SPLASH_SCREEN))
166 		return -ENOSYS;
167 	s = env_get("splashimage");
168 	if (!s)
169 		return -EINVAL;
170 
171 	addr = hextoul(s, NULL);
172 	ret = splash_screen_prepare();
173 	if (ret)
174 		return ret;
175 
176 	splash_get_pos(&x, &y);
177 
178 	if (CONFIG_IS_ENABLED(BMP))
179 		ret = bmp_display(addr, x, y);
180 	else
181 		return -ENOSYS;
182 
183 	/* Skip banner output on video console if the logo is not at 0,0 */
184 	if (x || y)
185 		goto end;
186 
187 #if CONFIG_IS_ENABLED(VIDEO) && !CONFIG_IS_ENABLED(HIDE_LOGO_VERSION)
188 	splash_display_banner();
189 #endif
190 end:
191 	return ret;
192 }
193