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 <env.h>
25 #include <splash.h>
26 #include <lcd.h>
27 
28 static struct splash_location default_splash_locations[] = {
29 	{
30 		.name = "sf",
31 		.storage = SPLASH_STORAGE_SF,
32 		.flags = SPLASH_STORAGE_RAW,
33 		.offset = 0x0,
34 	},
35 	{
36 		.name = "mmc_fs",
37 		.storage = SPLASH_STORAGE_MMC,
38 		.flags = SPLASH_STORAGE_FS,
39 		.devpart = "0:1",
40 	},
41 	{
42 		.name = "usb_fs",
43 		.storage = SPLASH_STORAGE_USB,
44 		.flags = SPLASH_STORAGE_FS,
45 		.devpart = "0:1",
46 	},
47 	{
48 		.name = "sata_fs",
49 		.storage = SPLASH_STORAGE_SATA,
50 		.flags = SPLASH_STORAGE_FS,
51 		.devpart = "0:1",
52 	},
53 };
54 
55 #if defined(CONFIG_DM_VIDEO) && defined(CONFIG_VIDEO_LOGO)
56 
57 #include <bmp_logo_data.h>
58 
splash_video_logo_load(void)59 static int splash_video_logo_load(void)
60 {
61 	char *splashimage;
62 	ulong bmp_load_addr;
63 
64 	splashimage = env_get("splashimage");
65 	if (!splashimage)
66 		return -ENOENT;
67 
68 	bmp_load_addr = simple_strtoul(splashimage, 0, 16);
69 	if (!bmp_load_addr) {
70 		printf("Error: bad 'splashimage' address\n");
71 		return -EFAULT;
72 	}
73 
74 	memcpy((void *)bmp_load_addr, bmp_logo_bitmap,
75 	       ARRAY_SIZE(bmp_logo_bitmap));
76 
77 	return 0;
78 }
79 #else
splash_video_logo_load(void)80 static inline int splash_video_logo_load(void) { return -ENOSYS; }
81 #endif
82 
splash_screen_prepare(void)83 __weak int splash_screen_prepare(void)
84 {
85 	if (CONFIG_IS_ENABLED(SPLASH_SOURCE))
86 		return splash_source_load(default_splash_locations,
87 					  ARRAY_SIZE(default_splash_locations));
88 
89 	return splash_video_logo_load();
90 }
91 
92 #ifdef CONFIG_SPLASH_SCREEN_ALIGN
splash_get_pos(int * x,int * y)93 void splash_get_pos(int *x, int *y)
94 {
95 	char *s = env_get("splashpos");
96 
97 	if (!s)
98 		return;
99 
100 	if (s[0] == 'm')
101 		*x = BMP_ALIGN_CENTER;
102 	else
103 		*x = simple_strtol(s, NULL, 0);
104 
105 	s = strchr(s + 1, ',');
106 	if (s != NULL) {
107 		if (s[1] == 'm')
108 			*y = BMP_ALIGN_CENTER;
109 		else
110 			*y = simple_strtol(s + 1, NULL, 0);
111 	}
112 }
113 #endif /* CONFIG_SPLASH_SCREEN_ALIGN */
114 
115 #if defined(CONFIG_DM_VIDEO) && !defined(CONFIG_HIDE_LOGO_VERSION)
116 
117 #ifdef CONFIG_VIDEO_LOGO
118 #include <bmp_logo.h>
119 #endif
120 #include <dm.h>
121 #include <video_console.h>
122 #include <video_font.h>
123 
splash_display_banner(void)124 void splash_display_banner(void)
125 {
126 	struct udevice *dev;
127 	char buf[DISPLAY_OPTIONS_BANNER_LENGTH];
128 	int col, row, ret;
129 
130 	ret = uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &dev);
131 	if (ret)
132 		return;
133 
134 #ifdef CONFIG_VIDEO_LOGO
135 	col = BMP_LOGO_WIDTH / VIDEO_FONT_WIDTH + 1;
136 	row = BMP_LOGO_HEIGHT / VIDEO_FONT_HEIGHT + 1;
137 #else
138 	col = 0;
139 	row = 0;
140 #endif
141 
142 	display_options_get_banner(false, buf, sizeof(buf));
143 	vidconsole_position_cursor(dev, col, 1);
144 	vidconsole_put_string(dev, buf);
145 	vidconsole_position_cursor(dev, 0, row);
146 }
147 #endif /* CONFIG_DM_VIDEO && !CONFIG_HIDE_LOGO_VERSION */
148 
149 /*
150  * Common function to show a splash image if env("splashimage") is set.
151  * Is used for both dm_video and lcd video stacks. For additional
152  * details please refer to doc/README.splashprepare.
153  */
154 #if defined(CONFIG_SPLASH_SCREEN) && defined(CONFIG_CMD_BMP)
splash_display(void)155 int splash_display(void)
156 {
157 	ulong addr;
158 	char *s;
159 	int x = 0, y = 0, ret;
160 
161 	s = env_get("splashimage");
162 	if (!s)
163 		return -EINVAL;
164 
165 	addr = simple_strtoul(s, NULL, 16);
166 	ret = splash_screen_prepare();
167 	if (ret)
168 		return ret;
169 
170 	splash_get_pos(&x, &y);
171 
172 	ret = bmp_display(addr, x, y);
173 
174 	/* Skip banner output on video console if the logo is not at 0,0 */
175 	if (x || y)
176 		goto end;
177 
178 #if defined(CONFIG_DM_VIDEO) && !defined(CONFIG_HIDE_LOGO_VERSION)
179 	splash_display_banner();
180 #endif
181 end:
182 	return ret;
183 }
184 #endif
185