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env: fat: Allow overriding interface, device and partition

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For platform which can boot on different device, this allows
to override interface, device and partition from board code

Signed-off-by: He Yong <hyyoxhk@163.com>
This commit is contained in:
He Yong
2022-02-18 00:07:25 +08:00
committed by Tom Rini
parent ec57bd7454
commit eb68ead2d3
2 changed files with 39 additions and 15 deletions
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20
include/env_internal.h
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@@ -245,6 +245,26 @@ const char *env_ext4_get_dev_part(void);
* Return: an enum env_location value on success, or -ve error code.
*/
enum env_location env_get_location(enum env_operation op, int prio);
/**
* env_fat_get_intf() - Provide the interface for env in FAT
*
* It is a weak function allowing board to overidde the default interface for
* U-Boot env in FAT: CONFIG_ENV_FAT_INTERFACE
*
* Return: string of interface, empty if not supported
*/
const char *env_fat_get_intf(void);
/**
* env_fat_get_dev_part() - Provide the device and partition for env in FAT
*
* It is a weak function allowing board to overidde the default device and
* partition used for U-Boot env in FAT: CONFIG_ENV_FAT_DEVICE_AND_PART
*
* Return: string of device and partition
*/
char *env_fat_get_dev_part(void);
#endif /* DO_DEPS_ONLY */
#endif /* _ENV_INTERNAL_H_ */