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			77 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			77 lines
		
	
	
		
			1.4 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * $Id: nftl-user.h,v 1.2 2005/11/07 11:14:56 gleixner Exp $
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|  *
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|  * Parts of NFTL headers shared with userspace
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|  *
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|  */
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| 
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| #ifndef __MTD_NFTL_USER_H__
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| #define __MTD_NFTL_USER_H__
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| 
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| /* Block Control Information */
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| 
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| struct nftl_bci {
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| 	unsigned char ECCSig[6];
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| 	uint8_t Status;
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| 	uint8_t Status1;
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| }__attribute__((packed));
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| 
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| /* Unit Control Information */
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| 
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| struct nftl_uci0 {
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| 	uint16_t VirtUnitNum;
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| 	uint16_t ReplUnitNum;
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| 	uint16_t SpareVirtUnitNum;
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| 	uint16_t SpareReplUnitNum;
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| } __attribute__((packed));
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| 
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| struct nftl_uci1 {
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| 	uint32_t WearInfo;
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| 	uint16_t EraseMark;
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| 	uint16_t EraseMark1;
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| } __attribute__((packed));
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| 
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| struct nftl_uci2 {
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| 	uint16_t FoldMark;
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| 	uint16_t FoldMark1;
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| 	uint32_t unused;
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| } __attribute__((packed));
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| 
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| union nftl_uci {
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| 	struct nftl_uci0 a;
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| 	struct nftl_uci1 b;
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| 	struct nftl_uci2 c;
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| };
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| 
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| struct nftl_oob {
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| 	struct nftl_bci b;
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| 	union nftl_uci u;
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| };
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| 
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| /* NFTL Media Header */
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| 
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| struct NFTLMediaHeader {
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| 	char DataOrgID[6];
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| 	uint16_t NumEraseUnits;
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| 	uint16_t FirstPhysicalEUN;
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| 	uint32_t FormattedSize;
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| 	unsigned char UnitSizeFactor;
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| } __attribute__((packed));
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| 
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| #define MAX_ERASE_ZONES (8192 - 512)
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| 
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| #define ERASE_MARK 0x3c69
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| #define SECTOR_FREE 0xff
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| #define SECTOR_USED 0x55
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| #define SECTOR_IGNORE 0x11
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| #define SECTOR_DELETED 0x00
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| 
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| #define FOLD_MARK_IN_PROGRESS 0x5555
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| 
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| #define ZONE_GOOD 0xff
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| #define ZONE_BAD_ORIGINAL 0
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| #define ZONE_BAD_MARKED 7
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| 
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| 
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| #endif /* __MTD_NFTL_USER_H__ */
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