NdisReadRegisterUshort

VOID
    NdisReadRegisterUshort(
        IN PUSHORT Register,
        OUT PUSHORT Data
        );

NdisReadRegisterUshort is called by the NIC driver to read a USHORT from a memory-mapped device register.

Parameters

Register

Points to the memory-mapped register. This virtual address must fall within a range returned by an initialization-time call to NdisMMapIoSpace.

Data

Points to the caller-supplied variable in which this function returns the USHORT read from Register.

Comments

If a driver calls this function, its NIC�s device registers must be mapped to noncached memory during driver initialization.

Callers of NdisReadRegisterUshort can be running at any IRQL.

See Also

MiniportInitialize, NdisMMapIoSpace, NdisReadRegisterUchar, NdisReadRegisterUlong, NdisWriteRegisterUshort