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/** @file
Copyright (c) 2018, 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 that 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.
**/
#ifndef _PCH_INFO_LIB_H_
#define _PCH_INFO_LIB_H_
#include <PchAccess.h>
typedef enum {
PchH = 1,
PchLp,
PchUnknownSeries
} PCH_SERIES;
typedef enum {
SklPch = 1,
PchUnknownGeneration
} PCH_GENERATION;
/**
Return Pch stepping type
@retval PCH_STEPPING Pch stepping type
**/
PCH_STEPPING
EFIAPI
PchStepping (
VOID
);
/**
Determine if PCH is supported
@retval TRUE PCH is supported
@retval FALSE PCH is not supported
**/
BOOLEAN
IsPchSupported (
VOID
);
/**
Return Pch Series
@retval PCH_SERIES Pch Series
**/
PCH_SERIES
EFIAPI
GetPchSeries (
VOID
);
/**
Return Pch Generation
@retval PCH_GENERATION Pch Generation
**/
PCH_GENERATION
EFIAPI
GetPchGeneration (
VOID
);
/**
Get Pch Maximum Pcie Root Port Number
@retval PcieMaxRootPort Pch Maximum Pcie Root Port Number
**/
UINT8
EFIAPI
GetPchMaxPciePortNum (
VOID
);
/**
Get Pch Maximum Sata Port Number
@retval Pch Maximum Sata Port Number
**/
UINT8
EFIAPI
GetPchMaxSataPortNum (
VOID
);
/**
Get Pch Usb Maximum Physical Port Number
@retval Pch Usb Maximum Physical Port Number
**/
UINT8
EFIAPI
GetPchUsbMaxPhysicalPortNum (
VOID
);
/**
Get Pch Maximum Usb2 Port Number of XHCI Controller
@retval Pch Maximum Usb2 Port Number of XHCI Controller
**/
UINT8
EFIAPI
GetPchXhciMaxUsb2PortNum (
VOID
);
/**
Get Pch Maximum Usb3 Port Number of XHCI Controller
@retval Pch Maximum Usb3 Port Number of XHCI Controller
**/
UINT8
EFIAPI
GetPchXhciMaxUsb3PortNum (
VOID
);
/**
Return TRUE if Server Sata is present
@retval BOOLEAN TRUE if sSata device is present
**/
BOOLEAN
EFIAPI
GetIsPchsSataPresent (
VOID
);
/**
Get Pch Maximum sSata Port Number
@param[in] None
@retval Pch Maximum sSata Port Number
**/
UINT8
EFIAPI
GetPchMaxsSataPortNum (
VOID
);
/**
Get Pch Maximum sSata Controller Number
@param[in] None
@retval Pch Maximum sSata Controller Number
**/
UINT8
EFIAPI
GetPchMaxsSataControllerNum (
VOID
);
/**
Return Pch Lpc Device Id
@retval UINT16 Pch DeviceId
**/
UINT16
EFIAPI
GetPchLpcDeviceId (
VOID
);
/**
Get PCH stepping ASCII string
The return string is zero terminated.
@param [in] PchStep Pch stepping
@param [out] Buffer Output buffer of string
@param [in,out] BufferSize Size of input buffer,
and return required string size when buffer is too small.
@retval EFI_SUCCESS String copy successfully
@retval EFI_INVALID_PARAMETER The stepping is not supported, or parameters are NULL
@retval EFI_BUFFER_TOO_SMALL Input buffer size is too small
**/
EFI_STATUS
PchGetSteppingStr (
IN PCH_STEPPING PchStep,
OUT CHAR8 *Buffer,
IN OUT UINT32 *BufferSize
);
/**
Get PCH series ASCII string
The return string is zero terminated.
@param [in] PchSeries Pch series
@param [out] Buffer Output buffer of string
@param [in,out] BufferSize Size of input buffer,
and return required string size when buffer is too small.
@retval EFI_SUCCESS String copy successfully
@retval EFI_INVALID_PARAMETER The series is not supported, or parameters are NULL
@retval EFI_BUFFER_TOO_SMALL Input buffer size is too small
**/
EFI_STATUS
PchGetSeriesStr (
IN PCH_SERIES PchSeries,
OUT CHAR8 *Buffer,
IN OUT UINT32 *BufferSize
);
/**
Get PCH Sku ASCII string
The return string is zero terminated.
@param [in] LpcDid LPC device id
@param [out] Buffer Output buffer of string
@param [in,out] BufferSize Size of input buffer,
and return required string size when buffer is too small.
@retval EFI_SUCCESS String copy successfully
@retval EFI_INVALID_PARAMETER The series is not supported, or parameters are NULL
@retval EFI_BUFFER_TOO_SMALL Input buffer size is too small
**/
EFI_STATUS
PchGetSkuStr (
IN UINT16 LpcDid,
OUT CHAR8 *Buffer,
IN OUT UINT32 *BufferSize
);
#endif // _PCH_INFO_LIB_H_
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