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/*
* $Id: nftl-user.h,v 1.1 2004/05/05 14:44:57 dwmw2 Exp $
*
* Parts of NFTL headers shared with userspace
*
*/
#ifndef __MTD_NFTL_USER_H__
#define __MTD_NFTL_USER_H__
/* Block Control Information */
struct nftl_bci {
unsigned char ECCSig[6];
uint8_t Status;
uint8_t Status1;
}__attribute__((packed));
/* Unit Control Information */
struct nftl_uci0 {
uint16_t VirtUnitNum;
uint16_t ReplUnitNum;
uint16_t SpareVirtUnitNum;
uint16_t SpareReplUnitNum;
} __attribute__((packed));
struct nftl_uci1 {
uint32_t WearInfo;
uint16_t EraseMark;
uint16_t EraseMark1;
} __attribute__((packed));
struct nftl_uci2 {
uint16_t FoldMark;
uint16_t FoldMark1;
uint32_t unused;
} __attribute__((packed));
union nftl_uci {
struct nftl_uci0 a;
struct nftl_uci1 b;
struct nftl_uci2 c;
};
struct nftl_oob {
struct nftl_bci b;
union nftl_uci u;
};
/* NFTL Media Header */
struct NFTLMediaHeader {
char DataOrgID[6];
uint16_t NumEraseUnits;
uint16_t FirstPhysicalEUN;
uint32_t FormattedSize;
unsigned char UnitSizeFactor;
} __attribute__((packed));
#define MAX_ERASE_ZONES (8192 - 512)
#define ERASE_MARK 0x3c69
#define SECTOR_FREE 0xff
#define SECTOR_USED 0x55
#define SECTOR_IGNORE 0x11
#define SECTOR_DELETED 0x00
#define FOLD_MARK_IN_PROGRESS 0x5555
#define ZONE_GOOD 0xff
#define ZONE_BAD_ORIGINAL 0
#define ZONE_BAD_MARKED 7
#endif /* __MTD_NFTL_USER_H__ */