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env: ubi: support configurable VID offset

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Introduce KConfig CONFIG_ENV_UBI_VID_OFFSET to allow providing custom
VID header offsets for the environment on UBI.

Signed-off-by: Hamish Guthrie <hamish.guthrie@kistler.com>
Signed-off-by: Markus Klotzbuecher <markus.klotzbuecher@kistler.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
Cc: Kyungmin Park <kmpark@infradead.org>
This commit is contained in:
Hamish Guthrie 2019-05-15 15:15:55 +02:00 committed by Heiko Schocher
parent a9221f3ebd
commit 985186d1f2
2 changed files with 20 additions and 4 deletions
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7
env/Kconfig vendored
View File

@ -516,6 +516,13 @@ config ENV_UBI_VOLUME_REDUND
help
Name of the redundant volume that you want to store the environment in.
config ENV_UBI_VID_OFFSET
int "ubi environment VID offset"
depends on ENV_IS_IN_UBI
default 0
help
UBI VID offset for environment. If 0, no custom VID offset is used.
endif
config USE_DEFAULT_ENV_FILE

17
env/ubi.c vendored
View File

@ -15,6 +15,15 @@
#include <ubi_uboot.h>
#undef crc32
#define _QUOTE(x) #x
#define QUOTE(x) _QUOTE(x)
#if (CONFIG_ENV_UBI_VID_OFFSET == 0)
#define UBI_VID_OFFSET NULL
#else
#define UBI_VID_OFFSET QUOTE(CONFIG_ENV_UBI_VID_OFFSET)
#endif
DECLARE_GLOBAL_DATA_PTR;
#ifdef CONFIG_CMD_SAVEENV
@ -28,7 +37,7 @@ static int env_ubi_save(void)
if (ret)
return ret;
if (ubi_part(CONFIG_ENV_UBI_PART, NULL)) {
if (ubi_part(CONFIG_ENV_UBI_PART, UBI_VID_OFFSET)) {
printf("\n** Cannot find mtd partition \"%s\"\n",
CONFIG_ENV_UBI_PART);
return 1;
@ -70,7 +79,7 @@ static int env_ubi_save(void)
if (ret)
return ret;
if (ubi_part(CONFIG_ENV_UBI_PART, NULL)) {
if (ubi_part(CONFIG_ENV_UBI_PART, UBI_VID_OFFSET)) {
printf("\n** Cannot find mtd partition \"%s\"\n",
CONFIG_ENV_UBI_PART);
return 1;
@ -111,7 +120,7 @@ static int env_ubi_load(void)
tmp_env1 = (env_t *)env1_buf;
tmp_env2 = (env_t *)env2_buf;
if (ubi_part(CONFIG_ENV_UBI_PART, NULL)) {
if (ubi_part(CONFIG_ENV_UBI_PART, UBI_VID_OFFSET)) {
printf("\n** Cannot find mtd partition \"%s\"\n",
CONFIG_ENV_UBI_PART);
set_default_env(NULL, 0);
@ -148,7 +157,7 @@ static int env_ubi_load(void)
*/
memset(buf, 0x0, CONFIG_ENV_SIZE);
if (ubi_part(CONFIG_ENV_UBI_PART, NULL)) {
if (ubi_part(CONFIG_ENV_UBI_PART, UBI_VID_OFFSET)) {
printf("\n** Cannot find mtd partition \"%s\"\n",
CONFIG_ENV_UBI_PART);
set_default_env(NULL, 0);