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

   1 /**
   2 **/
   3 /**
   4
   5 Copyright (c) 2012  - 2014, Intel Corporation. All rights reserved
   6
   7   This program and the accompanying materials are licensed and made available under
   8   the terms and conditions of the BSD License that accompanies this distribution.
   9   The full text of the license may be found at
  10   http://opensource.org/licenses/bsd-license.php.
  11
  12   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  13   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  14
  15
  16
  17   @file
  18   PchInfo.h
  19
  20   @brief
  21   This file defines the PCH Info Protocol.
  22
  23 **/
  24 #ifndef _PCH_INFO_H_
  25 #define _PCH_INFO_H_
  26
  27
  28 #define EFI_PCH_INFO_PROTOCOL_GUID \
  29   { \
  30     0xd31f0400, 0x7d16, 0x4316, 0xbf, 0x88, 0x60, 0x65, 0x88, 0x3b, 0x40, 0x2b \
  31   }
  32 extern EFI_GUID                       gEfiPchInfoProtocolGuid;
  33
  34 ///
  35 /// Forward reference for ANSI C compatibility
  36 ///
  37 typedef struct _EFI_PCH_INFO_PROTOCOL EFI_PCH_INFO_PROTOCOL;
  38
  39 ///
  40 /// Protocol revision number
  41 /// Any backwards compatible changes to this protocol will result in an update in the revision number
  42 /// Major changes will require publication of a new protocol
  43 ///
  44 /// Revision 1:  Original version
  45 ///
  46 #define PCH_INFO_PROTOCOL_REVISION_1  1
  47 #define PCH_INFO_PROTOCOL_REVISION_2  2
  48
  49 ///
  50 /// RCVersion[7:0] is the release number.
  51 /// For example:
  52 /// VlvFramework 0.6.0-01 should be 00 06 00 01 (0x00060001)
  53 /// VlvFramework 0.6.2    should be 00 06 02 00 (0x00060200)
  54 ///
  55 #define PCH_RC_VERSION                0x01000000
  56
  57 ///
  58 /// Protocol definition
  59 ///
  60 struct _EFI_PCH_INFO_PROTOCOL {
  61   UINT8   Revision;
  62   UINT8   BusNumber;
  63   UINT32  RCVersion;
  64 };
  65
  66 #endif