V3s_Allwinner
/
uboot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases 2 Wiki Activity

ARM: at91: at91sam9x5: save environment to a FAT file in MMC card 

This patch will save U-Boot environment as a file: uboot.env, in FAT partition
instead of saving it in raw sector of MMC card.

This make us easier to manage the environment file.

Signed-off-by: Josh Wu <josh.wu@atmel.com>
Acked-by: Bo Shen <voice.shen@atmel.com>
This commit is contained in:
Wu, Josh 2015-01-20 10:33:33 +08:00 committed by Andreas Bießmann
parent a248558ae2
commit 26961772ff
1 changed files with 6 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
include/configs/at91sam9x5ek.h
View File

@ -203,11 +203,12 @@
"bootm 0x22000000"
#else /* CONFIG_SYS_USE_MMC */
/* bootstrap + u-boot + env + linux in mmc */
#define CONFIG_ENV_IS_IN_MMC
/* For FAT system, most cases it should be in the reserved sector */
#define CONFIG_ENV_OFFSET 0x2000
#define CONFIG_ENV_SIZE 0x1000
#define CONFIG_SYS_MMC_ENV_DEV 0
#define CONFIG_ENV_IS_IN_FAT
#define CONFIG_FAT_WRITE
#define FAT_ENV_INTERFACE "mmc"
#define FAT_ENV_FILE "uboot.env"
#define FAT_ENV_DEVICE_AND_PART "0"
#define CONFIG_ENV_SIZE 0x4000
#endif
#ifdef CONFIG_SYS_USE_MMC