[U-Boot] [PATCH] lcd: align fb writing address for horizontal display offset
Liu Ying
Ying.Liu at freescale.com
Tue Jan 11 08:15:02 CET 2011
CONFIG_SPLASH_SCREEN_ALIGN makes uboot support display
offset for splashimage. The framebuffer writing address
should be calculated according to different kinds of
framebuffer pixel format, i.e., bits per pixel value.
Signed-off-by: Liu Ying <Ying.Liu at freescale.com>
---
common/lcd.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/common/lcd.c b/common/lcd.c
index d854c21..0555ab4 100644
--- a/common/lcd.c
+++ b/common/lcd.c
@@ -731,7 +731,7 @@ int lcd_display_bitmap(ulong bmp_image, int x, int y)
bmap = (uchar *)bmp + le32_to_cpu (bmp->header.data_offset);
fb = (uchar *) (lcd_base +
- (y + height - 1) * lcd_line_length + x);
+ (y + height - 1) * lcd_line_length + x * bpix / 8);
switch (bmp_bpix) {
case 1: /* pass through */
--
1.6.3.3
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