From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rohit Hagargundgi Date: Thu, 11 Dec 2008 19:57:34 +0530 Subject: [U-Boot] [PATCH v2 2/4] Environment support for Flex-OneNAND Message-ID: <49412356.8040909@samsung.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Define and use CONFIG_ENV_ADDR_FLEX and CONFIG_ENV_SIZE_FLEX for storing environment variables. Signed-off-by: Rohit Hagargundgi --- common/env_onenand.c | 10 ++++++++++ include/configs/apollon.h | 2 ++ 2 files changed, 12 insertions(+), 0 deletions(-) diff --git a/common/env_onenand.c b/common/env_onenand.c index dbccc79..cd44781 100644 --- a/common/env_onenand.c +++ b/common/env_onenand.c @@ -58,11 +58,14 @@ uchar env_get_char_spec(int index) void env_relocate_spec(void) { + struct onenand_chip *this = &onenand_chip; unsigned long 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 (onenand_mtd.writesize) @@ -89,6 +92,7 @@ void env_relocate_spec(void) int saveenv(void) { + struct onenand_chip *this = &onenand_chip; unsigned long env_addr = CONFIG_ENV_ADDR; struct erase_info instr = { .callback = NULL, @@ -96,6 +100,12 @@ 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 = &onenand_mtd; if (onenand_erase(&onenand_mtd, &instr)) { diff --git a/include/configs/apollon.h b/include/configs/apollon.h index dff47fc..0fcb22b 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 @@ -256,6 +257,7 @@ #define CONFIG_SYS_ONENAND_BASE 0x00000000 #define CONFIG_ENV_IS_IN_ONENAND 1 #define CONFIG_ENV_ADDR 0x00020000 +#define CONFIG_ENV_ADDR_FLEX 0x00040000 #ifdef CONFIG_SYS_USE_UBI #define CONFIG_JFFS2_CMDLINE -- 1.5.4.3