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IoGetIommuInterface has been deprecated in Windows 10, version 2103 and has been replaced by IoGetIommuInterfaceEx.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