June 23, 2010

T13/2132-D Revision 3

8.17 Verify Sectors (FN 44h)

This function verifies sectors without transferring data between the device and system memory. When an error is reported the block count field of the device address packet shall be filled in with the number of blocks verified before the error occurred.

Entry

AH 44h

DL BIOS device number

DS:SI Pointer to Device Address Packet (see table 9)

Exit

Carry Clear Function completed without error

AH Shall be cleared to zero

Carry Set Function completed with an error

AH Shall be set to the error code

Working Draft Enhanced Disk Drive - 4 (EDD-4)

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Western Digital T13/2132-D manual Verify Sectors FN 44h