diff options
Diffstat (limited to 'cpu/mpc8xx')
| -rw-r--r-- | cpu/mpc8xx/lcd.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/cpu/mpc8xx/lcd.c b/cpu/mpc8xx/lcd.c index 5405cb4..f7620ef 100644 --- a/cpu/mpc8xx/lcd.c +++ b/cpu/mpc8xx/lcd.c @@ -1205,7 +1205,7 @@ static void bitmap_plot (int x, int y) * Display the BMP file located at address bmp_image. * Only uncompressed */ -int lcd_display_bitmap(ulong bmp_image) +int lcd_display_bitmap(ulong bmp_image, int x, int y) { volatile immap_t *immr = (immap_t *) CFG_IMMR; volatile cpm8xx_t *cp = &(immr->im_cpm); @@ -1277,16 +1277,14 @@ int lcd_display_bitmap(ulong bmp_image) } padded_line = (width&0x3) ? ((width&~0x3)+4) : (width); - if (width>panel_info.vl_col) - width = panel_info.vl_col; - if (height>panel_info.vl_row) - height = panel_info.vl_row; + if ((x + width)>panel_info.vl_col) + width = panel_info.vl_col - x; + if ((y + height)>panel_info.vl_row) + height = panel_info.vl_row - y; bmap = (uchar *)bmp + le32_to_cpu (bmp->header.data_offset); - fb = (uchar *) - (lcd_base + - (((height>=panel_info.vl_row) ? panel_info.vl_row : height)-1) - * lcd_line_length); + fb = (uchar *) (lcd_base + + (y + height - 1) * lcd_line_length + x); for (i = 0; i < height; ++i) { WATCHDOG_RESET(); for (j = 0; j < width ; j++) @@ -1317,7 +1315,7 @@ static void *lcd_logo (void) if ((s = getenv("splashimage")) != NULL) { addr = simple_strtoul(s, NULL, 16); - if (lcd_display_bitmap (addr) == 0) { + if (lcd_display_bitmap (addr, 0, 0) == 0) { return ((void *)lcd_base); } } |