// acpitabl.h

typedef enum _IVHD_ENTRY_TYPE {
  IvhdEntryTypePad4,
  IvhdEntryTypeAll,
  IvhdEntryTypeSelect,
  IvhdEntryTypeStartRange,
  IvhdEntryTypeEndRange,
  IvhdEntryTypePad8,
  IvhdEntryTypeAliasSelect,
  IvhdEntryTypeAliasStartRange,
  IvhdEntryTypeExtendedSelect,
  IvhdEntryTypeExtendedStartRange,
  IvhdEntryTypeSpecialDevice,
  IvhdEntryTypeAcpiDevice
} IVRS_TABLE_TYPE;
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Windows Driver Kit DDI reference (ne-acpitabl-_ivhd_entry_type)

_IVHD_ENTRY_TYPE enumeration

Description

Enumerates the I/O Virtualization Hardware Definition (IVHD) entry types.

Constants

`IvhdEntryTypePad4`

Value is 0.

`IvhdEntryTypeAll`

Value is 1.

`IvhdEntryTypeSelect`

Value is 2.

`IvhdEntryTypeStartRange`

Value is 3.

`IvhdEntryTypeEndRange`

Value is 4.

`IvhdEntryTypePad8`

Value is 64.

`IvhdEntryTypeAliasSelect`

Value is 66.

`IvhdEntryTypeAliasStartRange`

Value is 67.

`IvhdEntryTypeExtendedSelect`

Value is 70.

`IvhdEntryTypeExtendedStartRange`

Value is 71.

`IvhdEntryTypeSpecialDevice`

Value is 72.

`IvhdEntryTypeAcpiDevice`

Value is 0xF0.

IVRS_TABLE_TYPE - NtDoc