mtk-lk/platform/common/include/recovery.h

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#ifndef _RECOVERY_H_
#define _RECOVERY_H_

#include <platform/mt_typedefs.h>

#define MISC_PAGES            3
#define MISC_COMMAND_PAGE     1  /* bootloader command is this page */

struct misc_message {
    char command[32];
    char status[32];
    char recovery[1024];
};

extern BOOL recovery_check_command_trigger(void) __attribute__((weak));
BOOL check_ota_result(void);
BOOL clear_ota_result(void);

struct bootloader_message {
    char command[32];
    char status[32];
    char recovery[768];

    // The 'recovery' field used to be 1024 bytes.  It has only ever
    // been used to store the recovery command line, so 768 bytes
    // should be plenty.  We carve off the last 256 bytes to store the
    // stage string (for multistage packages) and possible future
    // expansion.
    char stage[32];

    // The 'reserved' field used to be 224 bytes when it was initially
    // carved off from the 1024-byte recovery field. Bump it up to
    // 1184-byte so that the entire bootloader_message struct rounds up
    // to 2048-byte.
    char reserved[1184];
};

struct bootloader_message_ab {
    struct bootloader_message message;
    char slot_suffix[32];

    // Round up the entire struct to 4096-byte.
    char reserved[2016];
};

#endif /* _RECOVERY_H_ */