LXR linux/include/mtd/inftl-user.h

   1/*
   2 * Parts of INFTL headers shared with userspace
   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
  16struct inftl_bci {
  17        uint8_t ECCsig[6];
  18        uint8_t Status;
  19        uint8_t Status1;
  20} __attribute__((packed));
  21
  22struct 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
  31struct 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
  40struct inftl_unittail {
  41        uint8_t Reserved[4];
  42        uint16_t EraseMark;
  43        uint16_t EraseMark1;
  44} __attribute__((packed));
  45
  46union inftl_uci {
  47        struct inftl_unithead1 a;
  48        struct inftl_unithead2 b;
  49        struct inftl_unittail c;
  50};
  51
  52struct inftl_oob {
  53        struct inftl_bci b;
  54        union inftl_uci u;
  55};
  56
  57
  58/* INFTL Media Header */
  59
  60struct 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
  70struct 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
  90