diff options
Diffstat (limited to 'board/gw8260')
| -rw-r--r-- | board/gw8260/flash.c | 79 |
1 files changed, 38 insertions, 41 deletions
diff --git a/board/gw8260/flash.c b/board/gw8260/flash.c index 6035f6976c..c1c26ea1b5 100644 --- a/board/gw8260/flash.c +++ b/board/gw8260/flash.c @@ -63,54 +63,51 @@ static int write_word (flash_info_t *info, ulong dest, ulong data); /* functions */ /*********************************************************************/ -/*********************************************************************/ -/* NAME: flash_init() - initializes flash banks */ -/* */ -/* DESCRIPTION: */ -/* This function initializes the flash bank(s). */ -/* */ -/* RETURNS: */ -/* The size in bytes of the flash */ -/* */ -/* RESTRICTIONS/LIMITATIONS: */ -/* */ -/* */ -/*********************************************************************/ -unsigned long flash_init (void) +/* + * NAME: flash_init() - initializes flash banks + * + * DESCRIPTION: + * This function initializes the flash bank(s). + * + * RETURNS: + * The size in bytes of the flash + * + * RESTRICTIONS/LIMITATIONS: + * + * + */ +unsigned long flash_init(void) { - unsigned long size; - int i; - - /* Init: no FLASHes known */ - for (i=0; i<CONFIG_SYS_MAX_FLASH_BANKS; ++i) { - flash_info[i].flash_id = FLASH_UNKNOWN; - } - - /* for now, only support the 4 MB Flash SIMM */ - size = flash_get_size((vu_long *)CONFIG_SYS_FLASH0_BASE, &flash_info[0]); - - /* - * protect monitor and environment sectors - */ - + unsigned long size; + int i; + + /* Init: no FLASHes known */ + for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; ++i) + flash_info[i].flash_id = FLASH_UNKNOWN; + + /* for now, only support the 4 MB Flash SIMM */ + size = flash_get_size((vu_long *) CONFIG_SYS_FLASH0_BASE, + &flash_info[0]); + /* + * protect monitor and environment sectors + */ #if CONFIG_SYS_MONITOR_BASE >= CONFIG_SYS_FLASH0_BASE - flash_protect(FLAG_PROTECT_SET, - CONFIG_SYS_MONITOR_BASE, - CONFIG_SYS_MONITOR_BASE+monitor_flash_len-1, - &flash_info[0]); + flash_protect(FLAG_PROTECT_SET, + CONFIG_SYS_MONITOR_BASE, + CONFIG_SYS_MONITOR_BASE + monitor_flash_len - 1, + &flash_info[0]); #endif #if defined(CONFIG_ENV_IS_IN_FLASH) && defined(CONFIG_ENV_ADDR) -# ifndef CONFIG_ENV_SIZE -# define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE -# endif - flash_protect(FLAG_PROTECT_SET, - CONFIG_ENV_ADDR, - CONFIG_ENV_ADDR + CONFIG_ENV_SIZE - 1, - &flash_info[0]); +#ifndef CONFIG_ENV_SIZE +#define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE +#endif + flash_protect(FLAG_PROTECT_SET, + CONFIG_ENV_ADDR, + CONFIG_ENV_ADDR + CONFIG_ENV_SIZE - 1, &flash_info[0]); #endif - return (CONFIG_SYS_FLASH0_SIZE * 1024 * 1024); /*size*/ + return CONFIG_SYS_FLASH0_SIZE * 1024 * 1024; /*size */ } /*********************************************************************/ |