/** @file Runtime Architectural Protocol as defined in the DXE CIS. This code is used to produce the EFI runtime architectural protocol. Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent **/ #ifndef _RUNTIME_H_ #define _RUNTIME_H_ #include #include #include #include #include #include #include #include #include #include #include #include // // Function Prototypes // /** Calculate CRC32 for target data. @param Data The target data. @param DataSize The target data size. @param CrcOut The CRC32 for target data. @retval EFI_SUCCESS The CRC32 for target data is calculated successfully. @retval EFI_INVALID_PARAMETER Some parameter is not valid, so the CRC32 is not calculated. **/ EFI_STATUS EFIAPI RuntimeDriverCalculateCrc32 ( IN VOID *Data, IN UINTN DataSize, OUT UINT32 *CrcOut ); /** Determines the new virtual address that is to be used on subsequent memory accesses. @param DebugDisposition Supplies type information for the pointer being converted. @param ConvertAddress A pointer to a pointer that is to be fixed to be the value needed for the new virtual address mappings being applied. @retval EFI_SUCCESS The pointer pointed to by Address was modified. @retval EFI_NOT_FOUND The pointer pointed to by Address was not found to be part of the current memory map. This is normally fatal. @retval EFI_INVALID_PARAMETER 1) Address is NULL. 2) *Address is NULL and DebugDisposition does not have the EFI_OPTIONAL_PTR bit set. @retval EFI_UNSUPPORTED This call is not supported by this platform at the time the call is made. The platform should describe this runtime service as unsupported at runtime via an EFI_RT_PROPERTIES_TABLE configuration table. **/ EFI_STATUS EFIAPI RuntimeDriverConvertPointer ( IN UINTN DebugDisposition, IN OUT VOID **ConvertAddress ); /** Changes the runtime addressing mode of EFI firmware from physical to virtual. @param MemoryMapSize The size in bytes of VirtualMap. @param DescriptorSize The size in bytes of an entry in the VirtualMap. @param DescriptorVersion The version of the structure entries in VirtualMap. @param VirtualMap An array of memory descriptors which contain new virtual address mapping information for all runtime ranges. @retval EFI_SUCCESS The virtual address map has been applied. @retval EFI_UNSUPPORTED EFI firmware is not at runtime, or the EFI firmware is already in virtual address mapped mode. @retval EFI_INVALID_PARAMETER DescriptorSize or DescriptorVersion is invalid. @retval EFI_NO_MAPPING A virtual address was not supplied for a range in the memory map that requires a mapping. @retval EFI_NOT_FOUND A virtual address was supplied for an address that is not found in the memory map. @retval EFI_UNSUPPORTED This call is not supported by this platform at the time the call is made. The platform should describe this runtime service as unsupported at runtime via an EFI_RT_PROPERTIES_TABLE configuration table. **/ EFI_STATUS EFIAPI RuntimeDriverSetVirtualAddressMap ( IN UINTN MemoryMapSize, IN UINTN DescriptorSize, IN UINT32 DescriptorVersion, IN EFI_MEMORY_DESCRIPTOR *VirtualMap ); /** Install Runtime AP. This code includes the EfiRuntimeLib, but it only functions at RT in physical mode. @param ImageHandle Image handle of this driver. @param SystemTable Pointer to the EFI System Table. @retval EFI_SUCEESS Runtime Driver Architectural Protocol Installed @return Other value if gBS->InstallMultipleProtocolInterfaces fails. Check gBS->InstallMultipleProtocolInterfaces for details. **/ EFI_STATUS EFIAPI RuntimeDriverInitialize ( IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable ); #endif