diff --git a/common/env_sf.c b/common/env_sf.c index 8ff52a3..592b870 100644 --- a/common/env_sf.c +++ b/common/env_sf.c @@ -36,7 +36,7 @@ # define CONFIG_ENV_SPI_BUS 0 #endif #ifndef CONFIG_ENV_SPI_CS -# define CONFIG_ENV_SPI_CS 0 +# define CONFIG_ENV_SPI_CS 0 #endif #ifndef CONFIG_ENV_SPI_MAX_HZ # define CONFIG_ENV_SPI_MAX_HZ 1000000 @@ -46,16 +46,16 @@ #endif #ifdef CONFIG_ENV_OFFSET_REDUND -static ulong env_offset = CONFIG_ENV_OFFSET; -static ulong env_new_offset = CONFIG_ENV_OFFSET_REDUND; +static ulong env_offset = CONFIG_ENV_OFFSET; +static ulong env_new_offset = CONFIG_ENV_OFFSET_REDUND; -#define ACTIVE_FLAG 1 -#define OBSOLETE_FLAG 0 +#define ACTIVE_FLAG 1 +#define OBSOLETE_FLAG 0 #endif /* CONFIG_ENV_OFFSET_REDUND */ DECLARE_GLOBAL_DATA_PTR; -char * env_name_spec = "SPI Flash"; +char *env_name_spec = "SPI Flash"; static struct spi_flash *env_flash; @@ -65,17 +65,13 @@ uchar env_get_char_spec(int index) } #if defined(CONFIG_ENV_OFFSET_REDUND) - int saveenv(void) { env_t env_new; ssize_t len; - char *res; - u32 saved_size, saved_offset; - char *saved_buffer = NULL; - u32 sector = 1; + char *res, *saved_buffer = NULL, flag = OBSOLETE_FLAG; + u32 saved_size, saved_offset, sector = 1; int ret; - char flag = OBSOLETE_FLAG; if (!env_flash) { env_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS, @@ -93,8 +89,8 @@ int saveenv(void) error("Cannot export environment: errno = %d\n", errno); return 1; } - env_new.crc = crc32(0, env_new.data, ENV_SIZE); - env_new.flags = ACTIVE_FLAG; + env_new.crc = crc32(0, env_new.data, ENV_SIZE); + env_new.flags = ACTIVE_FLAG; if (gd->env_valid == 1) { env_new_offset = CONFIG_ENV_OFFSET_REDUND; @@ -145,21 +141,21 @@ int saveenv(void) goto done; } - ret = spi_flash_write(env_flash, - env_offset + offsetof(env_t, flags), - sizeof(env_new.flags), &flag); + ret = spi_flash_write(env_flash, env_offset + offsetof(env_t, flags), + sizeof(env_new.flags), &flag); if (ret) goto done; puts("done\n"); - gd->env_valid = (gd->env_valid == 2 ? 1 : 2); + gd->env_valid = gd->env_valid == 2 ? 1 : 2; printf("Valid environment: %d\n", (int)gd->env_valid); done: if (saved_buffer) free(saved_buffer); + return ret; } @@ -245,18 +241,14 @@ err_read: out: free(tmp_env1); free(tmp_env2); - - return; } #else int saveenv(void) { - u32 saved_size, saved_offset; - char *saved_buffer = NULL; - u32 sector = 1; - int ret = 1; + u32 saved_size, saved_offset, sector = 1; + char *res, *saved_buffer = NULL; + int ret = 1; env_t env_new; - char *res; ssize_t len; if (!env_flash) { @@ -274,9 +266,9 @@ int saveenv(void) saved_size = CONFIG_ENV_SECT_SIZE - CONFIG_ENV_SIZE; saved_offset = CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE; saved_buffer = malloc(saved_size); - if (!saved_buffer) { + if (!saved_buffer) goto done; - } + ret = spi_flash_read(env_flash, saved_offset, saved_size, saved_buffer); if (ret) @@ -322,6 +314,7 @@ int saveenv(void) done: if (saved_buffer) free(saved_buffer); + return ret; } @@ -345,7 +338,6 @@ void env_relocate_spec(void) } ret = env_import(buf, 1); - if (ret) gd->env_valid = 1; out: