AtaPortReadPortUlong - NtDoc
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headers
// irb.h
ULONG AtaPortReadPortUlong(
[in] PULONG Port
);
View the official Windows Driver Kit DDI referenceNo description available.
The AtaPortReadPortUlong routine reads a ULONG value from the HBA.
Note The ATA port driver and ATA miniport driver models may be altered or unavailable in the future. Instead, we recommend using the Storport driver and Storport miniport driver models.
Port [in]A pointer to the I/O port. The address value that is assigned to this parameter must be within the range of mapped I/O space addresses that are obtained by a call to AtaPortGetDeviceBase.
AtaPortReadPortUlong returns a ULONG value from the HBA's I/O port.