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NdisWriteRegisterUlong macro (ndis.h)
NdisWriteRegisterUlong is called by the miniport driver to write a ULONG to a memory-mapped device register.
Syntax
void NdisWriteRegisterUlong(
[in] Register,
[in] Data
);
Parameters
[in] Register
Pointer to the memory-mapped register. This virtual address must fall within a range returned by an initialization-time call to NdisMMapIoSpace.
[in] Data
Specifies the caller-supplied ULONG that this function transfers to the Register .
Return value
None
Remarks
If a driver calls this function, a NIC's device registers must be mapped to noncached memory during driver initialization.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Supported for NDIS 6.0 and NDIS 5.1 drivers (see NdisWriteRegisterUlong (NDIS 5.1)) in Windows Vista. Supported for NDIS 5.1 drivers (see NdisWriteRegisterUlong (NDIS 5.1)) in Windows XP. |
| Target Platform | Universal |
| Header | ndis.h (include Ndis.h) |
| IRQL | Any level |
See also
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