+// SPDX-License-Identifier: GPL-2.0+
/*
* (c) Copyright 2012 by National Instruments,
* Joe Hershberger <joe.hershberger@ni.com>
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <ubi_uboot.h>
#undef crc32
-char *env_name_spec = "UBI";
-
-env_t *env_ptr;
-
DECLARE_GLOBAL_DATA_PTR;
-int env_init(void)
-{
- /* use default */
- gd->env_addr = (ulong)&default_environment[0];
- gd->env_valid = ENV_VALID;
-
- return 0;
-}
-
#ifdef CONFIG_CMD_SAVEENV
#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
-int saveenv(void)
+static int env_ubi_save(void)
{
ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
int ret;
return 0;
}
#else /* ! CONFIG_SYS_REDUNDAND_ENVIRONMENT */
-int saveenv(void)
+static int env_ubi_save(void)
{
ALLOC_CACHE_ALIGN_BUFFER(env_t, env_new, 1);
int ret;
#endif /* CONFIG_CMD_SAVEENV */
#ifdef CONFIG_SYS_REDUNDAND_ENVIRONMENT
-void env_relocate_spec(void)
+static int env_ubi_load(void)
{
ALLOC_CACHE_ALIGN_BUFFER(char, env1_buf, CONFIG_ENV_SIZE);
ALLOC_CACHE_ALIGN_BUFFER(char, env2_buf, CONFIG_ENV_SIZE);
+ int read1_fail, read2_fail;
env_t *tmp_env1, *tmp_env2;
/*
printf("\n** Cannot find mtd partition \"%s\"\n",
CONFIG_ENV_UBI_PART);
set_default_env(NULL);
- return;
+ return -EIO;
}
- if (ubi_volume_read(CONFIG_ENV_UBI_VOLUME, (void *)tmp_env1,
- CONFIG_ENV_SIZE)) {
+ read1_fail = ubi_volume_read(CONFIG_ENV_UBI_VOLUME, (void *)tmp_env1,
+ CONFIG_ENV_SIZE);
+ if (read1_fail)
printf("\n** Unable to read env from %s:%s **\n",
CONFIG_ENV_UBI_PART, CONFIG_ENV_UBI_VOLUME);
- }
- if (ubi_volume_read(CONFIG_ENV_UBI_VOLUME_REDUND, (void *)tmp_env2,
- CONFIG_ENV_SIZE)) {
+ read2_fail = ubi_volume_read(CONFIG_ENV_UBI_VOLUME_REDUND,
+ (void *)tmp_env2, CONFIG_ENV_SIZE);
+ if (read2_fail)
printf("\n** Unable to read redundant env from %s:%s **\n",
CONFIG_ENV_UBI_PART, CONFIG_ENV_UBI_VOLUME_REDUND);
- }
- env_import_redund((char *)tmp_env1, (char *)tmp_env2);
+ return env_import_redund((char *)tmp_env1, read1_fail, (char *)tmp_env2,
+ read2_fail);
}
#else /* ! CONFIG_SYS_REDUNDAND_ENVIRONMENT */
-void env_relocate_spec(void)
+static int env_ubi_load(void)
{
ALLOC_CACHE_ALIGN_BUFFER(char, buf, CONFIG_ENV_SIZE);
printf("\n** Cannot find mtd partition \"%s\"\n",
CONFIG_ENV_UBI_PART);
set_default_env(NULL);
- return;
+ return -EIO;
}
if (ubi_volume_read(CONFIG_ENV_UBI_VOLUME, buf, CONFIG_ENV_SIZE)) {
printf("\n** Unable to read env from %s:%s **\n",
CONFIG_ENV_UBI_PART, CONFIG_ENV_UBI_VOLUME);
set_default_env(NULL);
- return;
+ return -EIO;
}
- env_import(buf, 1);
+ return env_import(buf, 1);
}
#endif /* CONFIG_SYS_REDUNDAND_ENVIRONMENT */
+
+U_BOOT_ENV_LOCATION(ubi) = {
+ .location = ENVL_UBI,
+ .load = env_ubi_load,
+ .save = env_save_ptr(env_ubi_save),
+};