Currently environment resides at the location where BL2 ends. This may hold good in case there is an empty space at this position. But what if this place already has a binary or is expected to have one. To avoid such scenarios it is better to save environment at the end of the flash.
Signed-off-by Akshay Saraswat akshay.s@samsung.com --- include/configs/exynos5-dt.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/include/configs/exynos5-dt.h b/include/configs/exynos5-dt.h index 5a9b1b4..60b99a3 100644 --- a/include/configs/exynos5-dt.h +++ b/include/configs/exynos5-dt.h @@ -207,7 +207,9 @@
#define CONFIG_BL1_OFFSET (CONFIG_RES_BLOCK_SIZE + CONFIG_SEC_FW_SIZE) #define CONFIG_BL2_OFFSET (CONFIG_BL1_OFFSET + CONFIG_BL1_SIZE) -#define CONFIG_ENV_OFFSET (CONFIG_BL2_OFFSET + CONFIG_BL2_SIZE) + +/* Store environment at the end of a 4 MB SPI flash */ +#define CONFIG_ENV_OFFSET (0x00400000 - CONFIG_BL2_SIZE)
/* U-boot copy size from boot Media to DRAM.*/ #define BL2_START_OFFSET (CONFIG_BL2_OFFSET/512)