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Western Digital Hard Disk Drive OEM Specification
c)
Device has sense data to report after processing any command.
The Error bit and the Sense Data Available may both be set to one.
Bit 1 of the Status Register is obsolete if:
a)
IDENTIFY DEVICE data word 119 bit 6 is cleared to zero; or
b)
IDENTIFY DEVICE data word 120 bit 6 is cleared to zero.
Input Parameters From The Device
Sector Number (HOB=0)
Additional Sense Code Qualifier (Bit 7:0)
Cylinder Low (HOB=0)
Additional Sense Code (Bit 15:8)
Cylinder High (HOB=0)
Sense Key (Bit 19:16)
Table 195 Sanitize Device Feature Set (B4h)
