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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 
/* 
 * Parts of INFTL headers shared with userspace 
 * 
 */ 
 
#ifndef __MTD_INFTL_USER_H__ 
#define __MTD_INFTL_USER_H__ 
 
#include <linux/types.h> 
 
#define	OSAK_VERSION	0x5120 
#define	PERCENTUSED	98 
 
#define	SECTORSIZE	512 
 
/* Block Control Information */ 
 
struct inftl_bci { 
	__u8 ECCsig[6]; 
	__u8 Status; 
	__u8 Status1; 
} __attribute__((packed)); 
 
struct inftl_unithead1 { 
	__u16 virtualUnitNo; 
	__u16 prevUnitNo; 
	__u8 ANAC; 
	__u8 NACs; 
	__u8 parityPerField; 
	__u8 discarded; 
} __attribute__((packed)); 
 
struct inftl_unithead2 { 
	__u8 parityPerField; 
	__u8 ANAC; 
	__u16 prevUnitNo; 
	__u16 virtualUnitNo; 
	__u8 NACs; 
	__u8 discarded; 
} __attribute__((packed)); 
 
struct inftl_unittail { 
	__u8 Reserved[4]; 
	__u16 EraseMark; 
	__u16 EraseMark1; 
} __attribute__((packed)); 
 
union inftl_uci { 
	struct inftl_unithead1 a; 
	struct inftl_unithead2 b; 
	struct inftl_unittail c; 
}; 
 
struct inftl_oob { 
	struct inftl_bci b; 
	union inftl_uci u; 
}; 
 
 
/* INFTL Media Header */ 
 
struct INFTLPartition { 
	__u32 virtualUnits; 
	__u32 firstUnit; 
	__u32 lastUnit; 
	__u32 flags; 
	__u32 spareUnits; 
	__u32 Reserved0; 
	__u32 Reserved1; 
} __attribute__((packed)); 
 
struct INFTLMediaHeader { 
	char bootRecordID[8]; 
	__u32 NoOfBootImageBlocks; 
	__u32 NoOfBinaryPartitions; 
	__u32 NoOfBDTLPartitions; 
	__u32 BlockMultiplierBits; 
	__u32 FormatFlags; 
	__u32 OsakVersion; 
	__u32 PercentUsed; 
	struct INFTLPartition Partitions[4]; 
} __attribute__((packed)); 
 
/* Partition flag types */ 
#define	INFTL_BINARY	0x20000000 
#define	INFTL_BDTL	0x40000000 
#define	INFTL_LAST	0x80000000 
 
#endif /* __MTD_INFTL_USER_H__ */