[U-Boot] [PATCH 2/3] [OneNAND] 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 --- common/env_onenand.c | 10 ++++++++++ include/configs/apollon.h | 2 ++ 2 files changed, 12 insertions(+)
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)) { diff --git a/include/configs/apollon.h b/include/configs/apollon.h index 575f60e..ddac5fb 100644 --- a/include/configs/apollon.h +++ b/include/configs/apollon.h @@ -76,6 +76,7 @@ * Size of malloc() pool */ #define CONFIG_ENV_SIZE SZ_128K /* Total Size of Environment Sector */ +#define CONFIG_ENV_SIZE_FLEX SZ_256K #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_1M) /* bytes reserved for initial data */ #define CONFIG_SYS_GBL_DATA_SIZE 128 @@ -255,6 +256,7 @@ #define CONFIG_SYS_MONITOR_LEN SZ_256K /* U-Boot image size */ #define CONFIG_ENV_IS_IN_ONENAND 1 #define CONFIG_ENV_ADDR 0x00020000 +#define CONFIG_ENV_ADDR_FLEX 0x00040000
#define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */
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 --- common/env_onenand.c | 10 ++++++++++ include/configs/apollon.h | 2 ++ 2 files changed, 12 insertions(+)
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)) { diff --git a/include/configs/apollon.h b/include/configs/apollon.h index 575f60e..ddac5fb 100644 --- a/include/configs/apollon.h +++ b/include/configs/apollon.h @@ -76,6 +76,7 @@ * Size of malloc() pool */ #define CONFIG_ENV_SIZE SZ_128K /* Total Size of Environment Sector */ +#define CONFIG_ENV_SIZE_FLEX SZ_256K #define CONFIG_SYS_MALLOC_LEN (CONFIG_ENV_SIZE + SZ_1M) /* bytes reserved for initial data */ #define CONFIG_SYS_GBL_DATA_SIZE 128 @@ -255,6 +256,7 @@ #define CONFIG_SYS_MONITOR_LEN SZ_256K /* U-Boot image size */ #define CONFIG_ENV_IS_IN_ONENAND 1 #define CONFIG_ENV_ADDR 0x00020000 +#define CONFIG_ENV_ADDR_FLEX 0x00040000
#define CONFIG_SYS_64BIT_VSPRINTF /* needed for nand_util.c */
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Amul Kumar Saha