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| author | Wolfgang Denk <wd@denx.de> | 2009-02-07 23:51:52 +0100 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2009-02-07 23:51:52 +0100 |
| commit | f8306cb94f59ae2ace5bfede189944d329e5abb3 (patch) | |
| tree | c26c402b9d1c3d28f5a54ffd4fcd2f3a393772de /board/ads5121/ads5121_diu.c | |
| parent | 657f2062d8e17ebf4a55f52c9e71c07c0c94c779 (diff) | |
| parent | 2d43e873a29ca4959ba6a30fc7fb396d3fd0dccf (diff) | |
| download | u-boot-imx-f8306cb94f59ae2ace5bfede189944d329e5abb3.zip u-boot-imx-f8306cb94f59ae2ace5bfede189944d329e5abb3.tar.gz u-boot-imx-f8306cb94f59ae2ace5bfede189944d329e5abb3.tar.bz2 | |
Merge branch 'master' of ssh://gemini/home/wd/git/u-boot/master
Diffstat (limited to 'board/ads5121/ads5121_diu.c')
| -rw-r--r-- | board/ads5121/ads5121_diu.c | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/board/ads5121/ads5121_diu.c b/board/ads5121/ads5121_diu.c index 4f7dda0..41a1353 100644 --- a/board/ads5121/ads5121_diu.c +++ b/board/ads5121/ads5121_diu.c @@ -37,7 +37,11 @@ #include <video_fb.h> #endif +#ifdef CONFIG_FSL_DIU_LOGO_BMP extern unsigned int FSL_Logo_BMP[]; +#else +#define FSL_Logo_BMP NULL +#endif static int xres, yres; @@ -61,16 +65,40 @@ void diu_set_pixel_clock(unsigned int pixclock) debug("DIU: Modified value of CLKDVDR = 0x%08x\n", *clkdvdr); } +char *valid_bmp(char *addr) +{ + unsigned long h_addr; + + h_addr = simple_strtoul(addr, NULL, 16); + if (h_addr < CONFIG_SYS_FLASH_BASE || + h_addr >= (CONFIG_SYS_FLASH_BASE + CONFIG_SYS_FLASH_SIZE - 1)) { + printf("bmp addr %lx is not a valid flash address\n", h_addr); + return 0; + } else if ((*(char *)(h_addr) != 'B') || (*(char *)(h_addr+1) != 'M')) { + printf("bmp addr is not a bmp\n"); + return 0; + } else + return (char *)h_addr; +} + int ads5121_diu_init(void) { unsigned int pixel_format; + char *bmp = NULL; + char *bmp_env; xres = 1024; yres = 768; pixel_format = 0x88883316; - return fsl_diu_init(xres, pixel_format, 0, - (unsigned char *)FSL_Logo_BMP); + debug("ads5121_diu_init\n"); + bmp_env = getenv("diu_bmp_addr"); + if (bmp_env) { + bmp = valid_bmp(bmp_env); + } + if (!bmp) + bmp = FSL_Logo_BMP; + return fsl_diu_init(xres, pixel_format, 0, (unsigned char *)bmp); } int ads5121diu_init_show_bmp(cmd_tbl_t *cmdtp, |