IoGetIommuInterface function (wdm.h)

Caution

IoGetIommuInterface has been deprecated in Windows 10, version 2103 and has been replaced by IoGetIommuInterfaceEx.

Retrieves a pointer to the interface that contains pointers to IOMMU routines.

Syntax

NTSTATUS IoGetIommuInterface(
  ULONG                Version,
  PDMA_IOMMU_INTERFACE InterfaceOut
);

Parameters

Version

The interface version.

InterfaceOut

A pointer to a DMA_IOMMU_INTERFACE that contains pointers to IOMMU callback routines for device domain operations.

Return value

This function returns NTKERNELAPI NTSTATUS.

Requirements

Requirement Value
Minimum supported client Windows 10, version 1803
Header wdm.h
Library NtosKrnl.lib
DLL NtosKrnl.exe
IRQL PASSIVE_LEVEL

See also

DMA_IOMMU_INTERFACE

IoGetIommuInterfaceEx