diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mtd/cfi_flash.c | 80 |
1 files changed, 43 insertions, 37 deletions
diff --git a/drivers/mtd/cfi_flash.c b/drivers/mtd/cfi_flash.c index 0909fe7..5788328 100644 --- a/drivers/mtd/cfi_flash.c +++ b/drivers/mtd/cfi_flash.c @@ -1929,7 +1929,8 @@ ulong flash_get_size (phys_addr_t base, int banknum) /* Do manufacturer-specific fixups */ switch (info->manufacturer_id) { - case 0x0001: + case 0x0001: /* AMD */ + case 0x0037: /* AMIC */ flash_fixup_amd(info, &qry); break; case 0x001f: @@ -2085,6 +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; @@ -2171,42 +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 |