/** @file This library will parse the coreboot table in memory and extract those required information. Copyright (c) 2014 - 2020, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent **/ #include #include #include #include #include #include #ifndef __BOOTLOADER_PARSE_LIB__ #define __BOOTLOADER_PARSE_LIB__ #define GET_BOOTLOADER_PARAMETER() (*(UINTN *)(UINTN)(PcdGet32(PcdPayloadStackTop) - sizeof(UINT64))) #define SET_BOOTLOADER_PARAMETER(Value) GET_BOOTLOADER_PARAMETER()=Value typedef RETURN_STATUS \ (*BL_MEM_INFO_CALLBACK) (MEMROY_MAP_ENTRY *MemoryMapEntry, VOID *Param); /** This function retrieves the parameter base address from boot loader. This function will get bootloader specific parameter address for UEFI payload. e.g. HobList pointer for Slim Bootloader, and coreboot table header for Coreboot. @retval NULL Failed to find the GUID HOB. @retval others GUIDed HOB data pointer. **/ VOID * EFIAPI GetParameterBase ( VOID ); /** Acquire the memory map information. @param MemInfoCallback The callback routine @param Params Pointer to the callback routine parameter @retval RETURN_SUCCESS Successfully find out the memory information. @retval RETURN_NOT_FOUND Failed to find the memory information. **/ RETURN_STATUS EFIAPI ParseMemoryInfo ( IN BL_MEM_INFO_CALLBACK MemInfoCallback, IN VOID *Params ); /** Acquire acpi table and smbios table from slim bootloader @param SystemTableInfo Pointer to the system table info @retval RETURN_SUCCESS Successfully find out the tables. @retval RETURN_NOT_FOUND Failed to find the tables. **/ RETURN_STATUS EFIAPI ParseSystemTable ( OUT SYSTEM_TABLE_INFO *SystemTableInfo ); /** Find the serial port information @param SERIAL_PORT_INFO Pointer to serial port info structure @retval RETURN_SUCCESS Successfully find the serial port information. @retval RETURN_NOT_FOUND Failed to find the serial port information . **/ RETURN_STATUS EFIAPI ParseSerialInfo ( OUT SERIAL_PORT_INFO *SerialPortInfo ); /** Find the video frame buffer information @param GfxInfo Pointer to the EFI_PEI_GRAPHICS_INFO_HOB structure @retval RETURN_SUCCESS Successfully find the video frame buffer information. @retval RETURN_NOT_FOUND Failed to find the video frame buffer information . **/ RETURN_STATUS EFIAPI ParseGfxInfo ( OUT EFI_PEI_GRAPHICS_INFO_HOB *GfxInfo ); /** Find the video frame buffer device information @param GfxDeviceInfo Pointer to the EFI_PEI_GRAPHICS_DEVICE_INFO_HOB structure @retval RETURN_SUCCESS Successfully find the video frame buffer information. @retval RETURN_NOT_FOUND Failed to find the video frame buffer information . **/ RETURN_STATUS EFIAPI ParseGfxDeviceInfo ( OUT EFI_PEI_GRAPHICS_DEVICE_INFO_HOB *GfxDeviceInfo ); #endif