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| author | Amul Kumar Saha <amul.saha@samsung.com> | 2009-11-04 10:38:46 +0530 |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2009-11-13 16:56:18 -0600 |
| commit | c758e947aa7d39a2be607ecdedd818ad300807b2 (patch) | |
| tree | 66f66f55dd0e62619db7d4adea1b0d1140fb98af /common/env_onenand.c | |
| parent | cacbe919584193f64e74088e03f068e52775bb86 (diff) | |
| download | u-boot-imx-c758e947aa7d39a2be607ecdedd818ad300807b2.zip u-boot-imx-c758e947aa7d39a2be607ecdedd818ad300807b2.tar.gz u-boot-imx-c758e947aa7d39a2be607ecdedd818ad300807b2.tar.bz2 | |
ENV Variable support for Flex-OneNAND
Define and use CONFIG_ENV_ADDR_FLEX and CONFIG_ENV_SIZE_FLEX
for storing environment variables.
Signed-off-by: Rohit Hagargundgi <h.rohit@samsung.com>
Signed-off-by: Amul Kumar Saha <amul.saha@samsung.com>
Diffstat (limited to 'common/env_onenand.c')
| -rw-r--r-- | common/env_onenand.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/common/env_onenand.c b/common/env_onenand.c index dcf09de..23d2caa 100644 --- a/common/env_onenand.c +++ b/common/env_onenand.c @@ -60,11 +60,14 @@ uchar env_get_char_spec(int index) void env_relocate_spec(void) { struct mtd_info *mtd = &onenand_mtd; + struct onenand_chip *this = &onenand_chip; loff_t env_addr; int use_default = 0; size_t retlen; env_addr = CONFIG_ENV_ADDR; + if (FLEXONENAND(this)) + env_addr = CONFIG_ENV_ADDR_FLEX; /* Check OneNAND exist */ if (mtd->writesize) @@ -91,6 +94,7 @@ void env_relocate_spec(void) int saveenv(void) { struct mtd_info *mtd = &onenand_mtd; + struct onenand_chip *this = &onenand_chip; loff_t env_addr = CONFIG_ENV_ADDR; struct erase_info instr = { .callback = NULL, @@ -98,6 +102,12 @@ int saveenv(void) size_t retlen; instr.len = CONFIG_ENV_SIZE; + if (FLEXONENAND(this)) { + env_addr = CONFIG_ENV_ADDR_FLEX; + instr.len = CONFIG_ENV_SIZE_FLEX; + instr.len <<= onenand_mtd.eraseregions[0].numblocks == 1 ? + 1 : 0; + } instr.addr = env_addr; instr.mtd = mtd; if (mtd->erase(mtd, &instr)) { |