int saveenv(void)
{
env_t env_new;
- ssize_t len;
- char *res;
block_dev_desc_t *dev_desc = NULL;
- int dev = FAT_ENV_DEVICE;
- int part = FAT_ENV_PART;
+ disk_partition_t info;
+ int dev, part;
int err;
+ loff_t size;
- 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;
- }
-
-#ifdef CONFIG_MMC
- if (strcmp(FAT_ENV_INTERFACE, "mmc") == 0) {
- struct mmc *mmc = find_mmc_device(dev);
-
- if (!mmc) {
- printf("no mmc device at slot %x\n", dev);
- return 1;
- }
+ err = env_export(&env_new);
+ if (err)
+ return err;
- mmc->has_init = 0;
- mmc_init(mmc);
- }
-#endif /* CONFIG_MMC */
-
- dev_desc = get_dev(FAT_ENV_INTERFACE, dev);
- if (dev_desc == NULL) {
- printf("Failed to find %s%d\n",
- FAT_ENV_INTERFACE, dev);
+ part = get_device_and_partition(FAT_ENV_INTERFACE,
+ FAT_ENV_DEVICE_AND_PART,
+ &dev_desc, &info, 1);
+ if (part < 0)
return 1;
- }
- err = fat_register_device(dev_desc, part);
- if (err) {
- printf("Failed to register %s%d:%d\n",
- FAT_ENV_INTERFACE, dev, part);
+ dev = dev_desc->dev;
+ if (fat_set_blk_dev(dev_desc, &info) != 0) {
+ printf("\n** Unable to use %s %d:%d for saveenv **\n",
+ FAT_ENV_INTERFACE, dev, part);
return 1;
}
- env_new.crc = crc32(0, env_new.data, ENV_SIZE);
- err = file_fat_write(FAT_ENV_FILE, (void *)&env_new, sizeof(env_t));
+ err = file_fat_write(FAT_ENV_FILE, (void *)&env_new, 0, sizeof(env_t),
+ &size);
if (err == -1) {
printf("\n** Unable to write \"%s\" from %s%d:%d **\n",
FAT_ENV_FILE, FAT_ENV_INTERFACE, dev, part);
void env_relocate_spec(void)
{
- char buf[CONFIG_ENV_SIZE];
+ ALLOC_CACHE_ALIGN_BUFFER(char, buf, CONFIG_ENV_SIZE);
block_dev_desc_t *dev_desc = NULL;
- int dev = FAT_ENV_DEVICE;
- int part = FAT_ENV_PART;
+ disk_partition_t info;
+ int dev, part;
int err;
-#ifdef CONFIG_MMC
- if (strcmp(FAT_ENV_INTERFACE, "mmc") == 0) {
- struct mmc *mmc = find_mmc_device(dev);
-
- if (!mmc) {
- printf("no mmc device at slot %x\n", dev);
- set_default_env(NULL);
- return;
- }
-
- mmc->has_init = 0;
- mmc_init(mmc);
- }
-#endif /* CONFIG_MMC */
-
- dev_desc = get_dev(FAT_ENV_INTERFACE, dev);
- if (dev_desc == NULL) {
- printf("Failed to find %s%d\n",
- FAT_ENV_INTERFACE, dev);
- set_default_env(NULL);
- return;
+ part = get_device_and_partition(FAT_ENV_INTERFACE,
+ FAT_ENV_DEVICE_AND_PART,
+ &dev_desc, &info, 1);
+ if (part < 0)
+ goto err_env_relocate;
+
+ dev = dev_desc->dev;
+ if (fat_set_blk_dev(dev_desc, &info) != 0) {
+ printf("\n** Unable to use %s %d:%d for loading the env **\n",
+ FAT_ENV_INTERFACE, dev, part);
+ goto err_env_relocate;
}
- err = fat_register_device(dev_desc, part);
- if (err) {
- printf("Failed to register %s%d:%d\n",
- FAT_ENV_INTERFACE, dev, part);
- set_default_env(NULL);
- return;
- }
-
- err = file_fat_read(FAT_ENV_FILE, (uchar *)&buf, CONFIG_ENV_SIZE);
+ err = file_fat_read(FAT_ENV_FILE, buf, CONFIG_ENV_SIZE);
if (err == -1) {
printf("\n** Unable to read \"%s\" from %s%d:%d **\n",
FAT_ENV_FILE, FAT_ENV_INTERFACE, dev, part);
- set_default_env(NULL);
- return;
+ goto err_env_relocate;
}
env_import(buf, 1);
+ return;
+
+err_env_relocate:
+ set_default_env(NULL);
}