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| author | Heiko Schocher <hs@denx.de> | 2011-04-04 08:10:21 +0200 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2011-04-07 10:20:22 +0200 |
| commit | 6ee1416e8184b4d9ebe6087d396a60bcecf3551c (patch) | |
| tree | a110bf71d130969b8cdeebff2839f1e036f66f3c | |
| parent | 2c9f48af7315ab7eeba739bec37256b246c64819 (diff) | |
| download | u-boot-imx-6ee1416e8184b4d9ebe6087d396a60bcecf3551c.zip u-boot-imx-6ee1416e8184b4d9ebe6087d396a60bcecf3551c.tar.gz u-boot-imx-6ee1416e8184b4d9ebe6087d396a60bcecf3551c.tar.bz2 | |
mtd, cfi: introduce void flash_protect_default(void)
collect code which protects default sectors in a function, called
flash_protect_default. So boardspecific code can call it too.
Signed-off-by: Heiko Schocher <hs@denx.de>
Signed-off-by: Stefan Roese <sr@denx.de>
| -rw-r--r-- | drivers/mtd/cfi_flash.c | 77 | ||||
| -rw-r--r-- | include/flash.h | 1 |
2 files changed, 42 insertions, 36 deletions
diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c index d5e67ea..5788328 100644 --- a/drivers/mtd/cfi_flash.c +++ b/drivers/mtd/cfi_flash.c @@ -2086,6 +2086,46 @@ static void cfi_flash_set_config_reg(u32 base, u16 val) /*----------------------------------------------------------------------- */ + +void flash_protect_default(void) +{ + /* Monitor protection ON by default */ +#if (CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE) && \ + (!defined(CONFIG_MONITOR_IS_IN_RAM)) + flash_protect(FLAG_PROTECT_SET, + CONFIG_SYS_MONITOR_BASE, + CONFIG_SYS_MONITOR_BASE + monitor_flash_len - 1, + flash_get_info(CONFIG_SYS_MONITOR_BASE)); +#endif + + /* Environment protection ON by default */ +#ifdef CONFIG_ENV_IS_IN_FLASH + flash_protect(FLAG_PROTECT_SET, + CONFIG_ENV_ADDR, + CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE - 1, + flash_get_info(CONFIG_ENV_ADDR)); +#endif + + /* Redundant environment protection ON by default */ +#ifdef CONFIG_ENV_ADDR_REDUND + flash_protect(FLAG_PROTECT_SET, + CONFIG_ENV_ADDR_REDUND, + CONFIG_ENV_ADDR_REDUND + CONFIG_ENV_SECT_SIZE - 1, + flash_get_info(CONFIG_ENV_ADDR_REDUND)); +#endif + +#if defined(CONFIG_SYS_FLASH_AUTOPROTECT_LIST) + for (i = 0; i < (sizeof(apl) / sizeof(struct apl_s)); i++) { + debug("autoprotecting from %08x to %08x\n", + apl[i].start, apl[i].start + apl[i].size - 1); + flash_protect(FLAG_PROTECT_SET, + apl[i].start, + apl[i].start + apl[i].size - 1, + flash_get_info(apl[i].start)); + } +#endif +} + unsigned long flash_init (void) { unsigned long size = 0; @@ -2172,42 +2212,7 @@ unsigned long flash_init (void) #endif /* CONFIG_SYS_FLASH_PROTECTION */ } - /* Monitor protection ON by default */ -#if (CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH_BASE) && \ - (!defined(CONFIG_MONITOR_IS_IN_RAM)) - flash_protect (FLAG_PROTECT_SET, - CONFIG_SYS_MONITOR_BASE, - CONFIG_SYS_MONITOR_BASE + monitor_flash_len - 1, - flash_get_info(CONFIG_SYS_MONITOR_BASE)); -#endif - - /* Environment protection ON by default */ -#ifdef CONFIG_ENV_IS_IN_FLASH - flash_protect (FLAG_PROTECT_SET, - CONFIG_ENV_ADDR, - CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE - 1, - flash_get_info(CONFIG_ENV_ADDR)); -#endif - - /* Redundant environment protection ON by default */ -#ifdef CONFIG_ENV_ADDR_REDUND - flash_protect (FLAG_PROTECT_SET, - CONFIG_ENV_ADDR_REDUND, - CONFIG_ENV_ADDR_REDUND + CONFIG_ENV_SECT_SIZE - 1, - flash_get_info(CONFIG_ENV_ADDR_REDUND)); -#endif - -#if defined(CONFIG_SYS_FLASH_AUTOPROTECT_LIST) - for (i = 0; i < (sizeof(apl) / sizeof(struct apl_s)); i++) { - debug("autoprotecting from %08x to %08x\n", - apl[i].start, apl[i].start + apl[i].size - 1); - flash_protect (FLAG_PROTECT_SET, - apl[i].start, - apl[i].start + apl[i].size - 1, - flash_get_info(apl[i].start)); - } -#endif - + flash_protect_default(); #ifdef CONFIG_FLASH_CFI_MTD cfi_mtd_init(); #endif diff --git a/include/flash.h b/include/flash.h index 1b6821a..0ca70d9 100644 --- a/include/flash.h +++ b/include/flash.h @@ -92,6 +92,7 @@ typedef unsigned long flash_sect_t; /* Prototypes */ extern unsigned long flash_init (void); +extern void flash_protect_default(void); extern void flash_print_info (flash_info_t *); extern int flash_erase (flash_info_t *, int, int); extern int flash_sect_erase (ulong addr_first, ulong addr_last); |