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/** @file
This library will parse the coreboot table in memory and extract those required
information.
Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#include <Guid/FrameBufferInfoGuid.h>
typedef RETURN_STATUS \
(*CB_MEM_INFO_CALLBACK) (UINT64 Base, UINT64 Size, UINT32 Type, VOID *Param);
/**
Acquire the memory information from the coreboot table in memory.
@param MemInfoCallback The callback routine
@param pParam 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
CbParseMemoryInfo (
IN CB_MEM_INFO_CALLBACK MemInfoCallback,
IN VOID *pParam
);
/**
Acquire the coreboot memory table with the given table id
@param TableId Table id to be searched
@param pMemTable Pointer to the base address of the memory table
@param pMemTableSize Pointer to the size of the memory table
@retval RETURN_SUCCESS Successfully find out the memory table.
@retval RETURN_INVALID_PARAMETER Invalid input parameters.
@retval RETURN_NOT_FOUND Failed to find the memory table.
**/
RETURN_STATUS
CbParseCbMemTable (
IN UINT32 TableId,
IN VOID** pMemTable,
IN UINT32* pMemTableSize
);
/**
Acquire the acpi table from coreboot
@param pMemTable Pointer to the base address of the memory table
@param pMemTableSize Pointer to the size of the memory table
@retval RETURN_SUCCESS Successfully find out the memory table.
@retval RETURN_INVALID_PARAMETER Invalid input parameters.
@retval RETURN_NOT_FOUND Failed to find the memory table.
**/
RETURN_STATUS
CbParseAcpiTable (
IN VOID** pMemTable,
IN UINT32* pMemTableSize
);
/**
Acquire the smbios table from coreboot
@param pMemTable Pointer to the base address of the memory table
@param pMemTableSize Pointer to the size of the memory table
@retval RETURN_SUCCESS Successfully find out the memory table.
@retval RETURN_INVALID_PARAMETER Invalid input parameters.
@retval RETURN_NOT_FOUND Failed to find the memory table.
**/
RETURN_STATUS
CbParseSmbiosTable (
IN VOID** pMemTable,
IN UINT32* pMemTableSize
);
/**
Find the required fadt information
@param pPmCtrlReg Pointer to the address of power management control register
@param pPmTimerReg Pointer to the address of power management timer register
@param pResetReg Pointer to the address of system reset register
@param pResetValue Pointer to the value to be writen to the system reset register
@param pPmEvtReg Pointer to the address of power management event register
@param pPmGpeEnReg Pointer to the address of power management GPE enable register
@retval RETURN_SUCCESS Successfully find out all the required fadt information.
@retval RETURN_NOT_FOUND Failed to find the fadt table.
**/
RETURN_STATUS
CbParseFadtInfo (
IN UINTN* pPmCtrlReg,
IN UINTN* pPmTimerReg,
IN UINTN* pResetReg,
IN UINTN* pResetValue,
IN UINTN* pPmEvtReg,
IN UINTN* pPmGpeEnReg
);
/**
Find the serial port information
@param pRegBase Pointer to the base address of serial port registers
@param pRegAccessType Pointer to the access type of serial port registers
@param pRegWidth Pointer to the register width in bytes
@param pBaudrate Pointer to the serial port baudrate
@param pInputHertz Pointer to the input clock frequency
@param pUartPciAddr Pointer to the UART PCI bus, dev and func address
@retval RETURN_SUCCESS Successfully find the serial port information.
@retval RETURN_NOT_FOUND Failed to find the serial port information .
**/
RETURN_STATUS
CbParseSerialInfo (
OUT UINT32 *pRegBase,
OUT UINT32 *pRegAccessType,
OUT UINT32 *pRegWidth,
OUT UINT32 *pBaudrate,
OUT UINT32 *pInputHertz,
OUT UINT32 *pUartPciAddr
);
/**
Search for the coreboot table header
@param Level Level of the search depth
@param HeaderPtr Pointer to the pointer of coreboot table header
@retval RETURN_SUCCESS Successfully find the coreboot table header .
@retval RETURN_NOT_FOUND Failed to find the coreboot table header .
**/
RETURN_STATUS
CbParseGetCbHeader (
IN UINTN Level,
IN VOID** HeaderPtr
);
/**
Find the video frame buffer information
@param pFbInfo Pointer to the FRAME_BUFFER_INFO 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
CbParseFbInfo (
IN FRAME_BUFFER_INFO* pFbInfo
);
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