diff options
Diffstat (limited to 'common/lcd.c')
| -rw-r--r-- | common/lcd.c | 41 |
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); |