Changeset 5af627fc in mainline
- Timestamp:
- 2007-11-25T20:47:33Z (17 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- 263e1ec
- Parents:
- be815bc
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
uspace/srv/fs/fat/fat.h
rbe815bc r5af627fc 41 41 #define dprintf(...) printf(__VA_ARGS__) 42 42 43 typedef struct { 44 uint8_t ji[3]; /**< Jump instruction. */ 45 uint8_t oem_name[8]; 46 /* BIOS Parameter Block */ 47 uint16_t bps; /**< Bytes per sector. */ 48 uint8_t spc; /**< Sectors per cluster. */ 49 uint16_t rsc; /**< Reserved sector count. */ 50 uint8_t fatcnt; /**< Number of FATs. */ 51 uint16_t root_ent_max; /**< Maximum number of root directory 52 entries. */ 53 uint16_t totsec; /**< Total sectors. */ 54 uint8_t mdesc; /**< Media descriptor. */ 55 uint16_t sec_per_fat; /**< Sectors per FAT12/FAT16. */ 56 uint16_t sec_per_track; /**< Sectors per track. */ 57 uint16_t headcnt; /**< Number of heads. */ 58 uint32_t hidden_sec; /**< Hidden sectors. */ 59 uint32_t total_sec; /**< Total sectors. */ 60 61 union { 62 struct { 63 /* FAT12/FAT16 only: Extended BIOS Parameter Block */ 64 /** Physical drive number. */ 65 uint8_t pdn; 66 uint8_t reserved; 67 /** Extended boot signature. */ 68 uint8_t ebs; 69 /** Serial number. */ 70 uint32_t id; 71 /** Volume label. */ 72 uint8_t label[11]; 73 /** FAT type. */ 74 uint8_t type[8]; 75 /** Boot code. */ 76 uint8_t boot_code[448]; 77 /** Boot sector signature. */ 78 uint16_t signature; 79 } __attribute__ ((packed)); 80 struct { 81 /* FAT32 only */ 82 /** Sectors per FAT. */ 83 uint32_t sectors_per_fat; 84 /** FAT flags. */ 85 uint16_t flags; 86 /** Version. */ 87 uint16_t version; 88 /** Cluster number of root directory. */ 89 uint32_t root_cluster; 90 /** Sector number of file system information sector. */ 91 uint16_t fsinfo_sec; 92 /** Sector number of boot sector copy. */ 93 uint16_t bscopy_sec; 94 uint8_t reserved1[12]; 95 /** Physical drive number. */ 96 uint8_t pdn; 97 uint8_t reserved2; 98 /** Extended boot signature. */ 99 uint8_t ebs; 100 /** Serial number. */ 101 uint32_t id; 102 /** Volume label. */ 103 uint8_t label; 104 /** FAT type. */ 105 uint8_t type[8]; 106 /** Boot code. */ 107 uint8_t boot_code[420]; 108 /** Signature. */ 109 uint16_t signature; 110 } __attribute__ ((packed)); 111 }; 112 } fat_bs_t __attribute__ ((packed)); 113 43 114 extern uint8_t *plb_ro; 44 115
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