diff options
Diffstat (limited to 'IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.h')
| -rw-r--r-- | IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.h | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.h b/IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.h deleted file mode 100644 index 58e6afad08..0000000000 --- a/IntelSiliconPkg/Feature/VTd/IntelVTdPmrPei/IntelVTdPmrPei.h +++ /dev/null @@ -1,159 +0,0 @@ -/** @file
- The definition for DMA access Library.
-
- Copyright (c) 2017 - 2018, Intel Corporation. All rights reserved.<BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
-
-**/
-
-#ifndef __DMA_ACCESS_LIB_H__
-#define __DMA_ACCESS_LIB_H__
-
-typedef struct {
- EFI_ACPI_DMAR_HEADER *AcpiDmarTable;
- UINT64 EngineMask;
- UINT8 HostAddressWidth;
- UINTN VTdEngineCount;
- UINT64 VTdEngineAddress[1];
-} VTD_INFO;
-
-/**
- Set DMA protected region.
-
- @param VTdInfo The VTd engine context information.
- @param EngineMask The mask of the VTd engine to be accessed.
- @param LowMemoryBase The protected low memory region base.
- @param LowMemoryLength The protected low memory region length.
- @param HighMemoryBase The protected high memory region base.
- @param HighMemoryLength The protected high memory region length.
-
- @retval EFI_SUCCESS The DMA protection is set.
- @retval EFI_UNSUPPORTED The DMA protection is not set.
-**/
-EFI_STATUS
-SetDmaProtectedRange (
- IN VTD_INFO *VTdInfo,
- IN UINT64 EngineMask,
- IN UINT32 LowMemoryBase,
- IN UINT32 LowMemoryLength,
- IN UINT64 HighMemoryBase,
- IN UINT64 HighMemoryLength
- );
-
-/**
- Diable DMA protection.
-
- @param VTdInfo The VTd engine context information.
- @param EngineMask The mask of the VTd engine to be accessed.
-
- @retval DMA protection is disabled.
-**/
-EFI_STATUS
-DisableDmaProtection (
- IN VTD_INFO *VTdInfo,
- IN UINT64 EngineMask
- );
-
-/**
- Return if the DMA protection is enabled.
-
- @param VTdInfo The VTd engine context information.
- @param EngineMask The mask of the VTd engine to be accessed.
-
- @retval TRUE DMA protection is enabled in at least one VTd engine.
- @retval FALSE DMA protection is disabled in all VTd engines.
-**/
-UINT64
-GetDmaProtectionEnabledEngineMask (
- IN VTD_INFO *VTdInfo,
- IN UINT64 EngineMask
- );
-
-/**
- Get protected low memory alignment.
-
- @param VTdInfo The VTd engine context information.
- @param EngineMask The mask of the VTd engine to be accessed.
-
- @return protected low memory alignment.
-**/
-UINT32
-GetLowMemoryAlignment (
- IN VTD_INFO *VTdInfo,
- IN UINT64 EngineMask
- );
-
-/**
- Get protected high memory alignment.
-
- @param VTdInfo The VTd engine context information.
- @param EngineMask The mask of the VTd engine to be accessed.
-
- @return protected high memory alignment.
-**/
-UINT64
-GetHighMemoryAlignment (
- IN VTD_INFO *VTdInfo,
- IN UINT64 EngineMask
- );
-
-/**
- Enable VTd translation table protection.
-
- @param VTdInfo The VTd engine context information.
- @param EngineMask The mask of the VTd engine to be accessed.
-**/
-VOID
-EnableVTdTranslationProtection (
- IN VTD_INFO *VTdInfo,
- IN UINT64 EngineMask
- );
-
-/**
- Disable VTd translation table protection.
-
- @param VTdInfo The VTd engine context information.
- @param EngineMask The mask of the VTd engine to be accessed.
-**/
-VOID
-DisableVTdTranslationProtection (
- IN VTD_INFO *VTdInfo,
- IN UINT64 EngineMask
- );
-
-/**
- Parse DMAR DRHD table.
-
- @param[in] AcpiDmarTable DMAR ACPI table
-
- @return EFI_SUCCESS The DMAR DRHD table is parsed.
-**/
-EFI_STATUS
-ParseDmarAcpiTableDrhd (
- IN EFI_ACPI_DMAR_HEADER *AcpiDmarTable
- );
-
-/**
- Parse DMAR DRHD table.
-
- @param VTdInfo The VTd engine context information.
-**/
-VOID
-ParseDmarAcpiTableRmrr (
- IN VTD_INFO *VTdInfo
- );
-
-/**
- Dump DMAR ACPI table.
-
- @param[in] Dmar DMAR ACPI table
-**/
-VOID
-DumpAcpiDMAR (
- IN EFI_ACPI_DMAR_HEADER *Dmar
- );
-
-extern EFI_GUID mVTdInfoGuid;
-
-#endif
-
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