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- #ifndef EMMC_OTP_H
- #define EMMC_OTP_H
- #ifdef CONFIG_COMPAT
- #include <linux/compat.h>
- #endif
- #define OTP_MAGIC_NUM 0x4E3AF28B
- struct emmc_otp_config {
- u32 (*read)(u32 blkno, void *BufferPtr);
- u32 (*write)(u32 blkno, void *BufferPtr);
- u32 (*query_length)(u32 *Length);
- };
- struct otp_ctl {
- unsigned int QLength;
- unsigned int Offset;
- unsigned int Length;
- char *BufferPtr;
- unsigned int status;
- };
- #ifdef CONFIG_COMPAT
- struct compat_otp_ctl {
- compat_uint_t QLength;
- compat_uint_t Offset;
- compat_uint_t Length;
- compat_uptr_t BufferPtr;
- unsigned int status;
- };
- #endif
- #define EMMC_OTP_START_ADDRESS (0xc0000000) /* just for debug */
- #define EMMC_HOST_NUM 0
- #define EMMC_OTP_MAGIC 'k'
- /* EMMC OTP IO control number */
- #define EMMC_OTP_GET_LENGTH _IOW(EMMC_OTP_MAGIC, 1, int)
- #define EMMC_OTP_READ _IOW(EMMC_OTP_MAGIC, 2, int)
- #define EMMC_OTP_WRITE _IOW(EMMC_OTP_MAGIC, 3, int)
- #ifdef CONFIG_COMPAT
- #define COMPAT_EMMC_OTP_GET_LENGTH _IOW(EMMC_OTP_MAGIC, 1, compat_int_t)
- #define COMPAT_EMMC_OTP_READ _IOW(EMMC_OTP_MAGIC, 2, compat_int_t)
- #define COMPAT_EMMC_OTP_WRITE _IOW(EMMC_OTP_MAGIC, 3, compat_int_t)
- #endif
- #define FS_EMMC_OTP_READ 0
- #define FS_EMMC_OTP_WRITE 1
- /* EMMC OTP Error codes */
- #define OTP_SUCCESS 0
- #define OTP_ERROR_OVERSCOPE -1
- #define OTP_ERROR_TIMEOUT -2
- #define OTP_ERROR_BUSY -3
- #define OTP_ERROR_NOMEM -4
- #define OTP_ERROR_RESET -5
- #endif /* end of EMMC_OTP_H */
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