[deliverable/linux.git] / include / mtd / inftl-user.h

/*
 * Parts of INFTL headers shared with userspace
 *
 */

#ifndef __MTD_INFTL_USER_H__
#define __MTD_INFTL_USER_H__

#define	OSAK_VERSION	0x5120
#define	PERCENTUSED	98

#define	SECTORSIZE	512

/* Block Control Information */

struct inftl_bci {
	uint8_t ECCsig[6];
	uint8_t Status;
	uint8_t Status1;
} __attribute__((packed));

struct inftl_unithead1 {
	uint16_t virtualUnitNo;
	uint16_t prevUnitNo;
	uint8_t ANAC;
	uint8_t NACs;
	uint8_t parityPerField;
	uint8_t discarded;
} __attribute__((packed));

struct inftl_unithead2 {
	uint8_t parityPerField;
	uint8_t ANAC;
	uint16_t prevUnitNo;
	uint16_t virtualUnitNo;
	uint8_t NACs;
	uint8_t discarded;
} __attribute__((packed));

struct inftl_unittail {
	uint8_t Reserved[4];
	uint16_t EraseMark;
	uint16_t 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__ */
Commit	Line	Data
1da177e4	1	/*
e4f0648f	2	* Parts of INFTL headers shared with userspace
1da177e4 LT	3	*
	4	*/
	5
	6	#ifndef __MTD_INFTL_USER_H__
	7	#define __MTD_INFTL_USER_H__
	8
	9	#define OSAK_VERSION 0x5120
	10	#define PERCENTUSED 98
	11
	12	#define SECTORSIZE 512
	13
	14	/* Block Control Information */
	15
	16	struct inftl_bci {
	17	uint8_t ECCsig[6];
	18	uint8_t Status;
	19	uint8_t Status1;
	20	} __attribute__((packed));
	21
	22	struct inftl_unithead1 {
	23	uint16_t virtualUnitNo;
	24	uint16_t prevUnitNo;
	25	uint8_t ANAC;
	26	uint8_t NACs;
	27	uint8_t parityPerField;
	28	uint8_t discarded;
	29	} __attribute__((packed));
	30
	31	struct inftl_unithead2 {
	32	uint8_t parityPerField;
	33	uint8_t ANAC;
	34	uint16_t prevUnitNo;
	35	uint16_t virtualUnitNo;
	36	uint8_t NACs;
	37	uint8_t discarded;
	38	} __attribute__((packed));
	39
	40	struct inftl_unittail {
	41	uint8_t Reserved[4];
	42	uint16_t EraseMark;
	43	uint16_t EraseMark1;
	44	} __attribute__((packed));
	45
	46	union inftl_uci {
	47	struct inftl_unithead1 a;
	48	struct inftl_unithead2 b;
	49	struct inftl_unittail c;
	50	};
	51
	52	struct inftl_oob {
	53	struct inftl_bci b;
	54	union inftl_uci u;
	55	};
	56
	57
	58	/* INFTL Media Header */
	59
	60	struct INFTLPartition {
	61	__u32 virtualUnits;
	62	__u32 firstUnit;
	63	__u32 lastUnit;
	64	__u32 flags;
	65	__u32 spareUnits;
	66	__u32 Reserved0;
67	__u32 Reserved1;
68	} __attribute__((packed));
69
70	struct INFTLMediaHeader {
71	char bootRecordID[8];
72	__u32 NoOfBootImageBlocks;
73	__u32 NoOfBinaryPartitions;
74	__u32 NoOfBDTLPartitions;
75	__u32 BlockMultiplierBits;
76	__u32 FormatFlags;
77	__u32 OsakVersion;
78	__u32 PercentUsed;
79	struct INFTLPartition Partitions[4];
80	} __attribute__((packed));
81
82	/* Partition flag types */
83	#define INFTL_BINARY 0x20000000
84	#define INFTL_BDTL 0x40000000
85	#define INFTL_LAST 0x80000000
86
87	#endif /* __MTD_INFTL_USER_H__ */
88
89