Vlv2DeviceRefCodePkg/ValleyView2Soc/SouthCluster/Include/Protocol/PchInfo.h

/**
**/
/**

Copyright (c) 2012  - 2014, Intel Corporation. All rights reserved

  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.



  @file
  PchInfo.h

  @brief
  This file defines the PCH Info Protocol.

**/
#ifndef _PCH_INFO_H_
#define _PCH_INFO_H_


#define EFI_PCH_INFO_PROTOCOL_GUID \
  { \
    0xd31f0400, 0x7d16, 0x4316, 0xbf, 0x88, 0x60, 0x65, 0x88, 0x3b, 0x40, 0x2b \
  }
extern EFI_GUID                       gEfiPchInfoProtocolGuid;

///
/// Forward reference for ANSI C compatibility
///
typedef struct _EFI_PCH_INFO_PROTOCOL EFI_PCH_INFO_PROTOCOL;

///
/// Protocol revision number
/// Any backwards compatible changes to this protocol will result in an update in the revision number
/// Major changes will require publication of a new protocol
///
/// Revision 1:  Original version
///
#define PCH_INFO_PROTOCOL_REVISION_1  1
#define PCH_INFO_PROTOCOL_REVISION_2  2

///
/// RCVersion[7:0] is the release number.
/// For example:
/// VlvFramework 0.6.0-01 should be 00 06 00 01 (0x00060001)
/// VlvFramework 0.6.2    should be 00 06 02 00 (0x00060200)
///
#define PCH_RC_VERSION                0x01000000

///
/// Protocol definition
///
struct _EFI_PCH_INFO_PROTOCOL {
  UINT8   Revision;
  UINT8   BusNumber;
  UINT32  RCVersion;
};

#endif