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AH = F9h DL = drive number (80h,81h)
Return:
CF clear DX = configuration word bit 15 set if other SWBIOS extensions available CF set on error
Program: SWBIOS is a TSR by Ontrack Computer Systems. XBIOS is a driver in some versions of Disk Manager that is loaded from the disk MBR, replacing the ROM BIOS disk support eg adding LBA mode support, and read/write multiple.
Note: Disk Manager also supports these calls
See Also: AH=EEh - AX=E000h"XBIOS" - AH=FFh"EZ-Drive"
Index:
Disk Manager
Category: Disk I/O Enhancements - Int 13h - S
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