mirror of https://github.com/acidanthera/audk.git
136 lines
4.5 KiB
C
136 lines
4.5 KiB
C
/** @file
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Runtime Architectural Protocol as defined in the DXE CIS.
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This code is used to produce the EFI runtime architectural protocol.
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Copyright (c) 2006, Intel Corporation. <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 _RUNTIME_H_
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#define _RUNTIME_H_
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#include <PiDxe.h>
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#include <Protocol/LoadedImage.h>
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#include <Protocol/Runtime.h>
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#include <Library/BaseLib.h>
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#include <Library/UefiDriverEntryPoint.h>
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#include <Library/DebugLib.h>
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#include <Library/ReportStatusCodeLib.h>
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#include <Library/UefiRuntimeServicesTableLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/UefiLib.h>
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#include <Library/CacheMaintenanceLib.h>
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#include <Library/PeCoffLib.h>
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#include <Library/PcdLib.h>
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//
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// Function Prototypes
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//
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/**
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Calculate CRC32 for target data.
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@param Data The target data.
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@param DataSize The target data size.
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@param CrcOut The CRC32 for target data.
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@retval EFI_SUCCESS The CRC32 for target data is calculated successfully.
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@retval EFI_INVALID_PARAMETER Some parameter is not valid, so the CRC32 is not
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calculated.
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**/
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EFI_STATUS
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EFIAPI
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RuntimeDriverCalculateCrc32 (
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IN VOID *Data,
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IN UINTN DataSize,
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OUT UINT32 *CrcOut
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);
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/**
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Determines the new virtual address that is to be used on subsequent memory accesses.
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@param DebugDisposition Supplies type information for the pointer being converted.
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@param ConvertAddress A pointer to a pointer that is to be fixed to be the value needed
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for the new virtual address mappings being applied.
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@retval EFI_SUCCESS The pointer pointed to by Address was modified.
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@retval EFI_NOT_FOUND The pointer pointed to by Address was not found to be part
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of the current memory map. This is normally fatal.
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@retval EFI_INVALID_PARAMETER One of the parameters has an invalid value.
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**/
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EFI_STATUS
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EFIAPI
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RuntimeDriverConvertPointer (
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IN UINTN DebugDisposition,
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IN OUT VOID **ConvertAddress
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);
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/**
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Changes the runtime addressing mode of EFI firmware from physical to virtual.
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@param MemoryMapSize The size in bytes of VirtualMap.
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@param DescriptorSize The size in bytes of an entry in the VirtualMap.
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@param DescriptorVersion The version of the structure entries in VirtualMap.
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@param VirtualMap An array of memory descriptors which contain new virtual
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address mapping information for all runtime ranges.
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@retval EFI_SUCCESS The virtual address map has been applied.
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@retval EFI_UNSUPPORTED EFI firmware is not at runtime, or the EFI firmware is already in
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virtual address mapped mode.
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@retval EFI_INVALID_PARAMETER DescriptorSize or DescriptorVersion is invalid.
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@retval EFI_NO_MAPPING A virtual address was not supplied for a range in the memory
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map that requires a mapping.
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@retval EFI_NOT_FOUND A virtual address was supplied for an address that is not found
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in the memory map.
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**/
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EFI_STATUS
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EFIAPI
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RuntimeDriverSetVirtualAddressMap (
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IN UINTN MemoryMapSize,
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IN UINTN DescriptorSize,
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IN UINT32 DescriptorVersion,
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IN EFI_MEMORY_DESCRIPTOR *VirtualMap
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);
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/**
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Initialize CRC32 table.
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**/
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VOID
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RuntimeDriverInitializeCrc32Table (
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VOID
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);
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/**
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Install Runtime AP. This code includes the EfiRuntimeLib, but it only
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functions at RT in physical mode.
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@param ImageHandle Image handle of this driver.
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@param SystemTable Pointer to the EFI System Table.
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@retval EFI_SUCEESS Runtime Driver Architectural Protocol Installed
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@return Other value if gBS->InstallMultipleProtocolInterfaces fails. Check
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gBS->InstallMultipleProtocolInterfaces for details.
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**/
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EFI_STATUS
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EFIAPI
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RuntimeDriverInitialize (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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);
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#endif
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