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8 read buffer (fn 0eh), See 8.8) – Western Digital T13/2132-D User Manual

Page 48

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T13/2132-D Revision 3

June 23, 2010

36

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

8.8 Read Buffer (FN 0Eh)

This function shall be used to read 512 bytes of data from the specified device's sector buffer.

Entry

AH 0Eh

DL BIOS device number

ES:BX Pointer to destination buffer in memory

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