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Updating ArmLib.h to add functions needed to turn on paging in CpuDxe. Also added a protocol to enable debugging of DMA issues. DxeCpu driver will produce and the UncachedMemoryAllocationLib can consume.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9717 6f19259b-4bc3-4df7-8a09-765794883524
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@ -151,6 +151,7 @@ ArmInvalidateDataCache (
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VOID
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VOID
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);
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);
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VOID
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VOID
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EFIAPI
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EFIAPI
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ArmCleanInvalidateDataCache (
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ArmCleanInvalidateDataCache (
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@ -259,6 +260,11 @@ ArmSetTranslationTableBaseAddress (
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IN VOID *TranslationTableBase
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IN VOID *TranslationTableBase
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);
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);
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VOID *
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EFIAPI
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ArmGetTranslationTableBaseAddress (
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);
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VOID
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VOID
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EFIAPI
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EFIAPI
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ArmConfigureMmu (
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ArmConfigureMmu (
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@ -267,6 +273,12 @@ ArmConfigureMmu (
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OUT UINTN *TranslationTableSize OPTIONAL
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OUT UINTN *TranslationTableSize OPTIONAL
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);
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);
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BOOLEAN
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EFIAPI
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ArmMmuEnabled (
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VOID
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);
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VOID
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VOID
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EFIAPI
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EFIAPI
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ArmSwitchProcessorMode (
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ArmSwitchProcessorMode (
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60
ArmPkg/Include/Protocol/VirtualUncachedPages.h
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60
ArmPkg/Include/Protocol/VirtualUncachedPages.h
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@ -0,0 +1,60 @@
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/** @file
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Copyright (c) 2008-2010 Apple Inc. All rights reserved.<BR>
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef __VIRTUAL_UNCACHED_PAGES_ROTOCOL_H__
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#define __VIRTUAL_UNCACHED_PAGES_ROTOCOL_H__
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//
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// Protocol GUID
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//
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#define VIRTUAL_UNCACHED_PAGES_PROTOCOL_GUID { 0xAD651C7D, 0x3C22, 0x4DBF, { 0x92, 0xe8, 0x38, 0xa7, 0xcd, 0xae, 0x87, 0xb2 } }
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//
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// Protocol interface structure
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//
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typedef struct _VIRTUAL_UNCACHED_PAGES_PROTOCOL VIRTUAL_UNCACHED_PAGES_PROTOCOL;
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typedef
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EFI_STATUS
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(EFIAPI *CONVERT_PAGES_TO_UNCACHED_VIRTUAL_ADDRESS) (
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IN VIRTUAL_UNCACHED_PAGES_PROTOCOL *This,
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IN EFI_PHYSICAL_ADDRESS Address,
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IN UINTN Length,
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IN EFI_PHYSICAL_ADDRESS VirtualMask,
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OUT UINT64 *Attributes OPTIONAL
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);
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typedef
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EFI_STATUS
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(EFIAPI *FREE_CONVERTED_PAGES) (
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IN VIRTUAL_UNCACHED_PAGES_PROTOCOL *This,
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IN EFI_PHYSICAL_ADDRESS Address,
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IN UINTN Length,
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IN EFI_PHYSICAL_ADDRESS VirtualMask,
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IN UINT64 Attributes
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);
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struct _VIRTUAL_UNCACHED_PAGES_PROTOCOL {
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CONVERT_PAGES_TO_UNCACHED_VIRTUAL_ADDRESS ConvertPages;
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FREE_CONVERTED_PAGES FreeConvertedPages;
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};
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extern EFI_GUID gVirtualUncachedPagesProtocolGuid;
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#endif
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