Initial revision
diff --git a/include/linux/mtd/nftl.h b/include/linux/mtd/nftl.h
new file mode 100644
index 0000000..5023a9f
--- /dev/null
+++ b/include/linux/mtd/nftl.h
@@ -0,0 +1,105 @@
+
+/* Defines for NAND Flash Translation Layer */
+/* (c) 1999 Machine Vision Holdings, Inc. */
+/* Author: David Woodhouse <dwmw2@mvhi.com> */
+/* $Id: nftl.h,v 1.10 2000/12/29 00:25:38 dwmw2 Exp $ */
+
+#ifndef __MTD_NFTL_H__
+#define __MTD_NFTL_H__
+
+/* Block Control Information */
+
+struct nftl_bci {
+ unsigned char ECCSig[6];
+ __u8 Status;
+ __u8 Status1;
+}__attribute__((packed));
+
+/* Unit Control Information */
+
+struct nftl_uci0 {
+ __u16 VirtUnitNum;
+ __u16 ReplUnitNum;
+ __u16 SpareVirtUnitNum;
+ __u16 SpareReplUnitNum;
+} __attribute__((packed));
+
+struct nftl_uci1 {
+ __u32 WearInfo;
+ __u16 EraseMark;
+ __u16 EraseMark1;
+} __attribute__((packed));
+
+struct nftl_uci2 {
+ __u16 FoldMark;
+ __u16 FoldMark1;
+ __u32 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];
+ __u16 NumEraseUnits;
+ __u16 FirstPhysicalEUN;
+ __u32 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
+
+/* these info are used in ReplUnitTable */
+#define BLOCK_NIL 0xffff /* last block of a chain */
+#define BLOCK_FREE 0xfffe /* free block */
+#define BLOCK_NOTEXPLORED 0xfffd /* non explored block, only used during mounting */
+#define BLOCK_RESERVED 0xfffc /* bios block or bad block */
+
+struct NFTLrecord {
+ struct DiskOnChip *mtd;
+ __u16 MediaUnit, SpareMediaUnit;
+ __u32 EraseSize;
+ struct NFTLMediaHeader MediaHdr;
+ int usecount;
+ unsigned char heads;
+ unsigned char sectors;
+ unsigned short cylinders;
+ __u16 numvunits;
+ __u16 lastEUN; /* should be suppressed */
+ __u16 numfreeEUNs;
+ __u16 LastFreeEUN; /* To speed up finding a free EUN */
+ __u32 long nr_sects;
+ int head,sect,cyl;
+ __u16 *EUNtable; /* [numvunits]: First EUN for each virtual unit */
+ __u16 *ReplUnitTable; /* [numEUNs]: ReplUnitNumber for each */
+ unsigned int nb_blocks; /* number of physical blocks */
+ unsigned int nb_boot_blocks; /* number of blocks used by the bios */
+};
+
+#define MAX_NFTLS 16
+#define MAX_SECTORS_PER_UNIT 32
+#define NFTL_PARTN_BITS 4
+
+#endif /* __MTD_NFTL_H__ */