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- /** @file
- Copyright (c) 2018, Intel Corporation. All rights reserved.<BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
- **/
- #ifndef _PCI_IOV_PLATFORM_H_
- #define _PCI_IOV_PLATFORM_H_
- //
- // Protocol for GUID.
- //
- typedef struct _EFI_PCI_IOV_PLATFORM_PROTOCOL EFI_PCI_IOV_PLATFORM_PROTOCOL;
- typedef UINT32 EFI_PCI_IOV_PLATFORM_POLICY;
-
- #define EFI_PCI_IOV_POLICY_ARI 0x0001
- #define EFI_PCI_IOV_POLICY_SRIOV 0x0002
- #define EFI_PCI_IOV_POLICY_MRIOV 0x0004
- typedef
- EFI_STATUS
- (EFIAPI * EFI_PCI_IOV_PLATFORM_GET_SYSTEM_LOWEST_PAGE_SIZE) (
- IN EFI_PCI_IOV_PLATFORM_PROTOCOL *This,
- OUT UINT32 *SystemLowestPageSize
- )
- /**
- The GetSystemLowestPageSize() function retrieves the system lowest page size.
-
- @param This - Pointer to the EFI_PCI_IOV_PLATFORM_PROTOCOL instance.
- @param SystemLowestPageSize - The system lowest page size. (This system supports a
- page size of 2^(n+12) if bit n is set.)
-
- @retval EFI_SUCCESS - The function completed successfully.
- @retval EFI_INVALID_PARAMETER - SystemLowestPageSize is NULL.
-
- **/
- ;
- typedef
- EFI_STATUS
- (EFIAPI * EFI_PCI_IOV_PLATFORM_GET_PLATFORM_POLICY) (
- IN EFI_PCI_IOV_PLATFORM_PROTOCOL *This,
- OUT EFI_PCI_IOV_PLATFORM_POLICY *PciIovPolicy
- )
- /**
- The GetPlatformPolicy() function retrieves the platform policy regarding PCI IOV.
-
- @param This - Pointer to the EFI_PCI_IOV_PLATFORM_PROTOCOL instance.
- @param PciIovPolicy - The platform policy for PCI IOV configuration.
-
- @retval EFI_SUCCESS - The function completed successfully.
- @retval EFI_INVALID_PARAMETER - PciPolicy is NULL.
-
- **/
- ;
- typedef struct _EFI_PCI_IOV_PLATFORM_PROTOCOL {
- EFI_PCI_IOV_PLATFORM_GET_SYSTEM_LOWEST_PAGE_SIZE GetSystemLowestPageSize;
- EFI_PCI_IOV_PLATFORM_GET_PLATFORM_POLICY GetPlatformPolicy;
- } EFI_PCI_IOV_PLATFORM_PROTOCOL;
- extern EFI_GUID gEfiPciIovPlatformProtocolGuid;
- #endif
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