????? ????? ?? ???? ??????? FAT

?????? ????????? ?????? ?????????
???? ???????: 140418 - ??? ???????? ???? ????? ????? ??? ???????.
????? ???? | ?? ????

?? ??? ??????

??????

??? ??????? ??????? ?????? ???? ??????? "???? ???????" ???? ?? ???? ?????? ??? ??????? ????? ??? ??????? ?? ??? ?????.

?? ??? ??? ????? ???? ??? ????? ??? ?? ????????? ??????? ? ???? ????? ?? ????. ??? ??? ????? ????? ????? ??????? ?? ??? ???? ????? ??? ????? ???? ??????? ? ??? ???? ??? ?????? ?? ??? ???????. ????? ?? ??? ?????? ???? ?????? ??? ???????? ??? ???? ???????

????? ?? ??? ??? ??? ?? ??? ????? ??? ?????? ??????? ???????? ????? ??????? ?? ????????? ?? ?????? ??????? ?????. ?? ??? ???????? ??? ??? ????? ??????? ???? ??????? ???? ?? ???? ?????? ????.

???? ??? ?????? ???? ?????? ?? ???? ??????? FAT. ???????? ????????? ???????, ???? ?? ???? ?? ?????? ????? ???? ????? FAT ???? ??????. ??????? ?????? ??? ????? ????? ????? ???? ??? ????? ?????? ????? raw ??????. ?? ????? ??? ?????? ????? ????? ????? ???? ????????? ?????? ?????? ?????.

????? ????? ?? ??? ?????? ?? ??? ????????? ??????? ?? ?????? ????? ????? ??????? ??? ?? ??? ????????? ?????????? ?? ????? ????? Microsoft ????? ?????? ??????. ????? ??? ?????? ?????? ????????? ??????? ??? ???????? ??????.

??????? ????

??????? ????????

?? ??? ??????? ?? "??? ???? ???? ?????" ?????? ????? ??????? ??? ???? ????? ??????. ?? ???? ???? ????? ?????? ??? ?????, ???? ????? ????? ?? ??? ?????? ?? ????? ??????? ?? ???? ??? ????? ?? ????? ????????? ???????? ???????? ???? ???????.

??? ??????? ?????? ?? ???? ??????? ?????? ????? ??? ?????. ?? ???? ???? ?????? ??????? ??????? ?????? ????? ???? ??? "??? ??????? ???????" ?? "MBR." ??? MBR ????? ???? ????? ???? ??? ?????? ??? ???? ????? ???? ??? ????? ??????? ???????? ??? ??? ????? ??????. ???? ????? ???? ??? ???? ?????? ????? ?? ??? ??? ???????.

????? ???????

???? ????? ??????? ?? 80 x 86-based ????? ????????? ??????? (????? ??? ????? ??? RISC-?????) ??????? ????? ???? ??????? ???? ????? ????? ????? ?????????. ???? ?? ???? ????? ????? ??????? ??????? ??? ???:

  1. ?????? ??? ?????? ???? (?? POST) ??????? ?????? ???? BIOS CPU.
  2. BIOS ???? ?????? ???? ????????? ??? ??? "??????? ????."
  3. BIOS ?????? ??? ???? ???? ?? ???? ??????? ?? ??????? ???? ????? CPU ??? ????? ??? ????? ???????. ??? ??? ?????? ??????? ??? ????, ???? ????? ?? ?????? 3 MBR ???? ????? ????? ????? ??????? ??? ???:

  4. ??? MBR ????? ???? ??????? ?????? ???? ?????? ???? ??????? "??????? ????? ?????" ??? ??????? ???? ????? CPU ??? ????? ??? ????? ???????.
??? ??? ?????? ????? ??????? ?????? ?????? ?? ????? ????? ????? ? ????? ?? ?? ???? ???????. ?? ??? ?????? ?? ????? ????? ??????? ???? ????? ??? ????????? ???.

?? ???? ???? ????? ????? FAT ???? ????? ??? ???? ??????? Windows NT ???? ?? ?????? ???? ??????? FAT ??????? ?? ????? ???? ????? "NTLDR" ??? ???? ??????? ????? ??? ??????? ?????? ???? ?????? ????.

???? ???? ??????? FAT

??? ???? MBR ????? CPU ??? ???? ???????, ??? ?? ???? ????? ?????? ??????? ?????? ?? ???? ??????? FAT ???? ??????? ?????? ??????? 80 x 86 CPU. ?? ??????? ?????? ??? ????????? ?????? ???? ???? ?????? "??????" ?? ???? ????? ?????? 3 ?????? ?? ???? ???????. ???? ??? ???? ???? ?????? ?????? ?? ????? ?????? ???? "??????? ???????".

?????? ??????? ???? ???? ???? 8 "???? OEM". ??? ?? ????? ????? ?? ?????? ???? ???? ???? ??????? ???? ????? ???? ???????.

???? ???? OEM ???? ???? ???? ????? BIOS ?? "BPB." ??? ??? ? ???? BPB ??????? ????? ????? ???? ??????? ?? ???? ??????? ??? ????? ?? ????? ???? ??? NTLDR. ??? BPB ???? ?????? ??? ??????? ??? ???? ?????? ???????? ?????? ?? ???? ?????. ??? ???????? ?????? ?? ???? ??????? ??? ?????????? BPB ???? ?? ??? ????? ?? ???????? ???? ??? ????? ????????? ??????? ??? ???????. ?? ??? ??? ??????? ??? ?????? ?????? ???? ??? ??????. ?????? ???? ??? ?????? ??????? ?????? ????? ??????? ??????. ???? ??????? ???????? ??? ??????? ??? ??????? ??? ??????? ???????? ?? ??? ????? geometries ?? BPB.

BPB ??? ??????? ?? ??????? (??? ????????) ?????. ???? ?????? ?????? ????? ?????? ?? ??? ?? BPB. ??? ?? ??? ???? ??????.
Field               Offset     Length
-----               ------     ------
Bytes Per Sector      11         2
Sectors Per Cluster   13         1
Reserved Sectors      14         2
FATs                  16         1
Root Entries          17         2
Small Sectors         19         2
Media Descriptor      21         1
Sectors Per FAT       22         2
Sectors Per Track     24         2
Heads                 26         2
Hidden Sectors        28         4
Large Sectors         32         4
				
"???? ??? ????": ??? ?? ??? ?????? ??????? ??? ??? ???? ??????? ??? ????????? ?? ???????? ???????, ????? ???? ??? ????? ??? 512.

???? ??? ??????: ??? ????? FAT ??? ????? (?? "????? ???????") ???? ???? ???? ??? ??? ????? ??????? ????? ????? ?? ???? ????? ??? ???????? ??? ????. ???? ???? ???????? ?? ???? ????? FAT ?????? ????? ??? ??? ???? ???????. ????? ??????? ???? ????? ?? 1 ? 2, 4, 8, 16, 32, 64 ? 128. ????????? ?? "????? ??????? ?? Microsoft ?? ???????"??? ?????? ?????????"?????? ??? ???? ?? ????????? ??? ??? ???????.

??????? ?????: ??? ???? ??? ???????? ???? ????? ????? FAT? ??? ?? ??? ???? ??????? ????. ??? ??? ?????? ???? 1 ??? ?????.

fATs: ??? ?? ??? ??? ???? FAT ???? ??? ?????. ????? ?? ???? ???? ??? ????? ?? 2.

??????? ?????: ??? ?? ????? ???????? ??????? ????? ??????? ???? ???? ??????? ?? ?????? ????? ????? ???????. ??? ????? ????? ?????, ?? ???? ??? ????? 512. ??? ???? ???? ?? ??????? ????? ???? ????? ?? "????? ???? ???????" ? ????? ?????? ??????? ??????? ??????? ????? ??? ??????? ?? ?????. ???? ???? ???? ?? ???? ??? ?? ??????? ?? ?????? ????? 511 ? ??? ??? ???? ????? ?? ????????? ??? ???? ??? ?? ??????? ????? ????? ?????.

??????? ????: ??? ??????? ??? ????? ?????? ??? ???????? ??? ????? ??? ??? ??? ???? ??????? ???? ?????. ?????? ???? ????? ??? ????? ??? ???? 0 ? ???? ???? ??? ???? "????? ???????" ???? ???? ?????? ????? ?? ???.

???? ???????: ?????? ??? ???? ??????? ??? ??????? ??? ?????????. ???? ?????? ?????? ??? ????? ???? ??????? ???????? ???????? ???????? ???. ???? ?? ?? ?????? ?? ??? ????? ???? ?? ???? ???? ???????.
Byte   Capacity   Media Size and Type
F0     2.88 MB    3.5-inch, 2-sided, 36-sector
F0     1.44 MB    3.5-inch, 2-sided, 18-sector
F9     720 KB     3.5-inch, 2-sided, 9-sector
F9     1.2 MB     5.25-inch, 2-sided, 15-sector
FD     360 KB     5.25-inch, 2-sided, 9-sector
FF     320 KB     5.25-inch, 2-sided, 8-sector
FC     180 KB     5.25-inch, 1-sided, 9-sector
FE     160 KB     5.25-inch, 1-sided, 8-sector
F8     -----      Fixed disk
				
?????? ??? FAT: ??? ?? ??? ???????? ??????? ?????? ?? ?? FATs ??? ???? ???????. ????? ??? ????????? ?? ??? FATs ????????? ????? ???????? ?????? ???? ???? ???? ??? ???? ?????? ?????. ????? ??? ????????? ?? ?????? ?????, ???? ???? ????? ???? ??? ???? ????? ???????? ???????? ?? ?????.

???????? ??? ???? ? ??????: ??? ????? ??? ?? ????? ????? ??????? ??? ????????? ??? ????? ?????.

??????? ?????: ??? ?? ??? ???????? ??? ??? ???? ???? ????? ???? ???????. (??? ??? ??????? ?????? ????) ??????? ????? ????? ??????? ??? ???? ????? ???? ??? ????? ??? ?????? ?????????.

????? ????? ???????: ??? ??? ????? "??????? ?????" ??? ??? ????? ??? ?????? ??? ???????? ????????? ?? ??? ???? ??????? FAT.

??? ???? ?????? ???? ???? ????? BIOS ??????? ? ???? ???? "???? ????? BIOS ?????". ?????? ???????:
Field                  Offset   Length
-----                  ------   ------
Physical Drive Number    36        1
Current Head             37        1
Signature                38        1
ID                       39        4
Volume Label             43       11
System ID                54        8
				
"??? ???? ??????? ??????": ??? ????? ??? ???? ??????? ?????? BIOS. ??? ????? ?????? ??????? ?????? ????? 0x00 ????? ??????? A: ????? ??? ????? ??????? ??????? ??????? ????? 0x80. ???? ???? ????? ??? ?????? ??? ??? ????? ??????? BIOS 13 INT ?????? ?????? ???????. ?? ?????? ??? ????? ??????? ?? ??? ????? ????? 0x00 ?? ???? ?? ???? 0x80 ??????? ??????? ??? ????? ?? ??? ?????? ??????? ??????? ????? ??? ?????? ??? ??? ????? ??? ??? ?????? ???? ?????.

??? ??????: ??? ??? ??? ?????? ???? ??? ????? ??????? INT13 BIOS. ?? ??????? ?????? ?????? ?????? ???? ?? ????? ???? ??? ??????? ???? ?????? ??????? ??? ????? ?? ??????? ?????? ???. ????? ?????? Windows NT ??? ????? ?????? ?????? ?????:

  • ?? ????? ????? ????? "???" ? ??? ????? chkdsk ??? autochk ????????? ?? ???? ??????? ?? ??? ??????? ???????.
  • ???? ?????? ?????? ????? ???? ??? ?? ????? ??? ???? ????? ?????.
???????: ????? ??? ??????? ??????? ??? 0x28 ?? 0x29 ??? ??????? ??? Windows NT.

????: ?????? ??? ???????? ?????? ??????? ?? ????? ????? ???????? ?? ??????? ??? ???? ?? ???.

????? ???? ???????: ?? ??????? ??? ????? ?????? ????? ???? ??????? ???? ??? ????? ????? ???? ??????? ???? ???? ???? ?? ?????? ?????.

????? ??????: ??? ????? ?? "FAT12" ?? "FAT16" ???????? ??? ????? ?????.

??? ???? ????? ??????? ??????? ??????? "???? ????? BIOS ???????" ??? ??????? ????? ?????? ???????. ??? ???????? ???????? ???????? ?? ????? ?? ??????? ?????? ??????? ????? strap ???????. ??? ????? Windows NT ??? ??????? ??? ???? ????? ???? ??? NTLDR ????? ??? ??????? ? ??? ??????? ??? ??? ?????. ??? ??? ??? ??? ??? ??????? ???? ??????? ?????? ????? ??????? ?? ??? ???????. ???????? ???????? ???????? ????? ??????? ??????, "??? ?????? ???? ?? ??? ?? ?????" ??? ?????? ??? ???? ???????? MS-DOS ????? ??????? ?????? ???? ?? ?? ??????? ???????? ?????? "??????".

???????? ????? ????? ???? ??????? ?? ???? ??????? ?? ????? ??? ??? ????? ????: 0xAA 0x55.

??????? ??????? ????????

??? ??? ??? ???? ???? ????? FAT ???? ????? ?????? ?? ?????? ???????? ????? ??????? ?? ??? ???? ????? ???????? ???? ????. % 0. ??? ???? ??????? ???? BytesPerSector 512 ?? ???????? ?????? ?? ???????. ????? ????? ???? ????? ???? ?? ?????? ??????? ?????? ????? ??????? ?? ???? ??????? ???????? ????? ??????? ????? ?????.

????? ????? ???? ???????? ??? ????? ????? FAT ?????? ???????? MS-DOS: "?????? ??? ???? ?????."; "????? I/O ?????."; "??????? ????? ??? ?? ???? ?????";"?????? ???? ????? ?? ??? ?? ?????";"??????? ????? ?? ????? ??? ?????????."; ? "??? ??? ?????." ????? ????? ???? ??? ????? ????? FAT ?????? ???????? Windows NT: "???????: ???? ?????? ??? NTLDR."; "I/O ??? ?? ????? ?????."; ? "?????? ????? ??? ???." ??? ??? ?????? ??? ??????? ??? ??? all-inclusive. ??? ???? ??????? ?????? ?? ???? ??????? ??? ?? ???? ???????? ??? ???? ????? ?? ???? ???????. ?? ??? ??????? ????? ??????? ?????? ?? MS-DOS ? Windows NT ????? ????? ?????? ?????? ?? ???????? ??????? ?????? ???. ??? ????? ????? ??? ?????? ??? ?? ?? ??????? ?? ??? ??? ???? ????? ?? ????? MS-DOS ?? Windows NT ??? ????? ?? ???????? ???????? ?? ???? ??????? ?? ???? ?? ????? ?????? ????? ?? ?? ??? ??? ??? ?? ??? ???????? ?? ?? ???????? ????.

???????? ?? ???? ????? ?? ????? ?????? ????? ??? ?????? ???? ??????? ?????? ?????? ????????? ??????. ???? ????? ?????? ?? ????????? ???? ?? ???? ????? ?????? ??? ???? ???????, ???? ??????? ?????? ?? ???? ??????? ??? ??????? ??? ??? ?? ?? ??????? ????? ??????? ?? ??? ???????? ?? ???? ????? ?? ????.

??? ??? ??? ?? ??? ???? ??????? ???? ??? ??? ?????? ???? ??????? ????? ??????? ????? ????????. ??????? ?????? ?? ???????? ??????? ????? ?? ?????? ??????? ?? ??? ???? ??????? ???? ????? ??? ??? ????? ????? ???? ??????? ?????? ?????? ????? ?????? ??????? ?????, ??? ?? ???? ???? ??? ??? ???? ? ?? ???? ???? ????? ?? ??????? ??? ?????? ???? ????? ?? ????? ??????.

???????

???? ???????: 140418 - ????? ??? ??????: 12/????/1424 - ??????: 3.0
????? ???
  • Microsoft Windows NT Advanced Server 3.1
  • Microsoft Windows NT Workstation 3.1
  • Microsoft Windows NT Advanced Server 3.1
  • Microsoft Windows NT Workstation 3.5
  • Microsoft Windows NT Workstation 3.51
  • Microsoft Windows NT Server 3.5
  • Microsoft Windows NT Server 3.51
????? ??????: 
kbmt KB140418 KbMtar
????? ????
???: ??? ????? ??? ?????? ???????? ?????? ????? ???? ????? ?????????? ????? ?? ????????? ?????? ????. ???? ???? ?????????? ???? ?? ???????? ???????? ?????? ????????? ????? ????????? ???????? ????? ???????? ?????? ?? ?????? ??? ?? ???????? ???????? ?? ????? ??????? ?????? ??? ??????? ?????? ??. ?????? ?? ???? ??? ??????? ???????? ????? ?? ???? ????? ?????? ??? ????? ??? ????? ??????? ?? ????? ?? ?????? ??? ??? ??????? ??????? ?? ????? ????? ????? ????? ?????. ?? ????? ???? ?????????? ??????? ??? ????? ?? ??????? ?? ????? ?????? ?? ??? ????? ?? ????? ??????? ?? ???????? ?? ??? ???????. ???? ???? ?????????? ???????? ??? ????? ?????? ??????? ??????
???? ??? ????? ??????? ?????? ??????????140418

????? ???????

 

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