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Diffstat (limited to 'common/lcd.c')
-rw-r--r--common/lcd.c41
1 files changed, 41 insertions, 0 deletions
diff --git a/common/lcd.c b/common/lcd.c
index 66d4f94..590bbb9 100644
--- a/common/lcd.c
+++ b/common/lcd.c
@@ -33,6 +33,8 @@
#include <common.h>
#include <command.h>
#include <stdarg.h>
+#include <search.h>
+#include <env_callback.h>
#include <linux/types.h>
#include <stdio_dev.h>
#if defined(CONFIG_POST)
@@ -1034,6 +1036,18 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
}
#endif
+#ifdef CONFIG_SPLASH_SCREEN_PREPARE
+static inline int splash_screen_prepare(void)
+{
+ return board_splash_screen_prepare();
+}
+#else
+static inline int splash_screen_prepare(void)
+{
+ return 0;
+}
+#endif
+
static void *lcd_logo(void)
{
#ifdef CONFIG_SPLASH_SCREEN
@@ -1045,6 +1059,9 @@ static void *lcd_logo(void)
int x = 0, y = 0;
do_splash = 0;
+ if (splash_screen_prepare())
+ return (void *)gd->fb_base;
+
addr = simple_strtoul (s, NULL, 16);
#ifdef CONFIG_SPLASH_SCREEN_ALIGN
s = getenv("splashpos");
@@ -1084,6 +1101,30 @@ static void *lcd_logo(void)
#endif /* CONFIG_LCD_LOGO && !CONFIG_LCD_INFO_BELOW_LOGO */
}
+#ifdef CONFIG_SPLASHIMAGE_GUARD
+static int on_splashimage(const char *name, const char *value, enum env_op op,
+ int flags)
+{
+ ulong addr;
+ int aligned;
+
+ if (op == env_op_delete)
+ return 0;
+
+ addr = simple_strtoul(value, NULL, 16);
+ /* See README.displaying-bmps */
+ aligned = (addr % 4 == 2);
+ if (!aligned) {
+ printf("Invalid splashimage value. Value must be 16 bit aligned, but not 32 bit aligned\n");
+ return -1;
+ }
+
+ return 0;
+}
+
+U_BOOT_ENV_CALLBACK(splashimage, on_splashimage);
+#endif
+
void lcd_position_cursor(unsigned col, unsigned row)
{
console_col = min(col, CONSOLE_COLS - 1);