IOMMU_UNMAP_LOGICAL_RANGE - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// wdm.h

IOMMU_UNMAP_LOGICAL_RANGE IommuUnmapLogicalRange;

NTSTATUS IommuUnmapLogicalRange(
  [_In_] PIOMMU_DMA_DOMAIN Domain,
  [_In_] ULONGLONG LogicalAddress,
  [_In_] ULONGLONG NumberOfPages
)
{...}
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nc-wdm-iommu_unmap_logical_range)

Description

Unmaps a linear range from a domain.

Parameters

Domain [_In_]

A pointer to the handle to the domain.

LogicalAddress [_In_]

The logical address at which unmapping begins. The address must be page aligned.

NumberOfPages [_In_]

The number of pages to unmap.

Return value

Return STATUS_SUCCESS if the operation succeeds. Otherwise, return an appropriate NTSTATUS Values error code. For more information, see NTSTATUS Values.

Remarks

See also

View the official Windows Driver Kit DDI reference

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