WDF_WRITE_PORT_ULONG function (wdfhwaccess.h)
[Applies to UMDF only]
The WDF_WRITE_PORT_ULONG function writes a ULONG value to the specified port address.
Syntax
void WDF_WRITE_PORT_ULONG(
[in] WDFDEVICE Device,
[in] PULONG Port,
[in] ULONG Value
);
Parameters
[in] Device
A handle to a framework device object.
[in] Port
A pointer to the port, which must be a mapped memory range in I/O space.
[in] Value
Specifies a ULONG value to be written to the port.
Return value
None
Requirements
Requirement | Value |
---|---|
Minimum supported client | Windows 8.1 |
Target Platform | Universal |
Minimum UMDF version | 2.0 |
Header | wdfhwaccess.h |
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