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| author | Matthias Weisser <matthias.weisser@graf-syteco.de> | 2009-07-09 16:07:30 +0200 |
|---|---|---|
| committer | Anatolij Gustschin <agust@denx.de> | 2009-07-17 15:23:41 +0200 |
| commit | 1ca298ced07327749b54321815f76fcddb2f9479 (patch) | |
| tree | 2c4f09b253438944bc5d431788654cf1f4042673 /common/lcd.c | |
| parent | 9d173e0233493113c9b1aa81bd2208d0057ab9db (diff) | |
| download | u-boot-imx-1ca298ced07327749b54321815f76fcddb2f9479.zip u-boot-imx-1ca298ced07327749b54321815f76fcddb2f9479.tar.gz u-boot-imx-1ca298ced07327749b54321815f76fcddb2f9479.tar.bz2 | |
Added support for splash screen positioning
This patch adds support splash image positioning by adding an
additional variable "splashpos" to the environment. Please see
README for details.
Signed-off-by: Matthias Weisser <matthias.weisser@graf-syteco.de>
Acked-by: Matthias Fuchs <matthias.fuchs@esd.eu>
Signed-off-by: Anatolij Gustschin <agust@denx.de>
Diffstat (limited to 'common/lcd.c')
| -rw-r--r-- | common/lcd.c | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/common/lcd.c b/common/lcd.c index 74a5c77..b9a698d 100644 --- a/common/lcd.c +++ b/common/lcd.c @@ -620,6 +620,11 @@ void bitmap_plot (int x, int y) * Display the BMP file located at address bmp_image. * Only uncompressed. */ + +#ifdef CONFIG_SPLASH_SCREEN_ALIGN +#define BMP_ALIGN_CENTER 0x7FFF +#endif + int lcd_display_bitmap(ulong bmp_image, int x, int y) { #if !defined(CONFIG_MCC200) @@ -731,6 +736,19 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y) #endif padded_line = (width&0x3) ? ((width&~0x3)+4) : (width); + +#ifdef CONFIG_SPLASH_SCREEN_ALIGN + if (x == BMP_ALIGN_CENTER) + x = max(0, (pwidth - width) / 2); + else if (x < 0) + x = max(0, pwidth - width + x + 1); + + if (y == BMP_ALIGN_CENTER) + y = max(0, (panel_info.vl_row - height) / 2); + else if (y < 0) + y = max(0, panel_info.vl_row - height + y + 1); +#endif /* CONFIG_SPLASH_SCREEN_ALIGN */ + if ((x + width)>pwidth) width = pwidth - x; if ((y + height)>panel_info.vl_row) @@ -809,9 +827,26 @@ static void *lcd_logo (void) static int do_splash = 1; if (do_splash && (s = getenv("splashimage")) != NULL) { - addr = simple_strtoul(s, NULL, 16); + int x = 0, y = 0; do_splash = 0; + addr = simple_strtoul (s, NULL, 16); +#ifdef CONFIG_SPLASH_SCREEN_ALIGN + if ((s = getenv ("splashpos")) != NULL) { + if (s[0] == 'm') + x = BMP_ALIGN_CENTER; + else + x = simple_strtol (s, NULL, 0); + + if ((s = strchr (s + 1, ',')) != NULL) { + if (s[1] == 'm') + y = BMP_ALIGN_CENTER; + else + y = simple_strtol (s + 1, NULL, 0); + } + } +#endif /* CONFIG_SPLASH_SCREEN_ALIGN */ + #ifdef CONFIG_VIDEO_BMP_GZIP bmp_image_t *bmp = (bmp_image_t *)addr; unsigned long len; @@ -822,7 +857,7 @@ static void *lcd_logo (void) } #endif - if (lcd_display_bitmap (addr, 0, 0) == 0) { + if (lcd_display_bitmap (addr, x, y) == 0) { return ((void *)lcd_base); } } |