diff options
Diffstat (limited to 'common/env_sf.c')
| -rw-r--r-- | common/env_sf.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/common/env_sf.c b/common/env_sf.c index d9e9085..9a592ba 100644 --- a/common/env_sf.c +++ b/common/env_sf.c @@ -58,11 +58,12 @@ DECLARE_GLOBAL_DATA_PTR; char *env_name_spec = "SPI Flash"; static struct spi_flash *env_flash; +static char env_buf[CONFIG_ENV_SIZE]; #if defined(CONFIG_ENV_OFFSET_REDUND) int saveenv(void) { - env_t env_new; + env_t *env_new = (env_t *)env_buf; ssize_t len; char *res, *saved_buffer = NULL, flag = OBSOLETE_FLAG; u32 saved_size, saved_offset, sector = 1; @@ -78,14 +79,14 @@ int saveenv(void) } } - res = (char *)&env_new.data; + res = (char *)env_new->data; len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { 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; @@ -125,7 +126,7 @@ int saveenv(void) puts("Writing to SPI flash..."); ret = spi_flash_write(env_flash, env_new_offset, - CONFIG_ENV_SIZE, &env_new); + CONFIG_ENV_SIZE, env_new); if (ret) goto done; @@ -137,7 +138,7 @@ int saveenv(void) } ret = spi_flash_write(env_flash, env_offset + offsetof(env_t, flags), - sizeof(env_new.flags), &flag); + sizeof(env_new->flags), &flag); if (ret) goto done; @@ -243,7 +244,7 @@ int saveenv(void) u32 saved_size, saved_offset, sector = 1; char *res, *saved_buffer = NULL; int ret = 1; - env_t env_new; + env_t *env_new = (env_t *)env_buf; ssize_t len; if (!env_flash) { @@ -276,13 +277,13 @@ int saveenv(void) sector++; } - res = (char *)&env_new.data; + res = (char *)env_new->data; len = hexport_r(&env_htab, '\0', 0, &res, ENV_SIZE, 0, NULL); if (len < 0) { error("Cannot export environment: errno = %d\n", errno); goto done; } - env_new.crc = crc32(0, env_new.data, ENV_SIZE); + env_new->crc = crc32(0, env_new->data, ENV_SIZE); puts("Erasing SPI flash..."); ret = spi_flash_erase(env_flash, CONFIG_ENV_OFFSET, @@ -292,7 +293,7 @@ int saveenv(void) puts("Writing to SPI flash..."); ret = spi_flash_write(env_flash, CONFIG_ENV_OFFSET, - CONFIG_ENV_SIZE, &env_new); + CONFIG_ENV_SIZE, env_new); if (ret) goto done; @@ -315,7 +316,7 @@ int saveenv(void) void env_relocate_spec(void) { - char buf[CONFIG_ENV_SIZE]; + char *buf = env_buf; int ret; env_flash = spi_flash_probe(CONFIG_ENV_SPI_BUS, CONFIG_ENV_SPI_CS, |