Vlv2DeviceRefCodePkg/ValleyView2Soc/SouthCluster/Include/Ppi/PchInit.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   PchInit.h
  19
  20   @brief
  21   This file defines the PCH Init PPI
  22
  23 **/
  24 #ifndef _PCH_INIT_H_
  25 #define _PCH_INIT_H_
  26
  27 //
  28 // Define the PCH Init PPI GUID
  29 //
  30
  31
  32 #include <Protocol/PchPlatformPolicy.h>
  33 #define PCH_INIT_PPI_GUID \
  34   { \
  35     0x9ea894a, 0xbe0d, 0x4230, 0xa0, 0x3, 0xed, 0xc6, 0x93, 0xb4, 0x8e, 0x95 \
  36   }
  37 extern EFI_GUID               gPchInitPpiGuid;
  38
  39 ///
  40 /// Forward reference for ANSI C compatibility
  41 ///
  42 typedef struct _PCH_INIT_PPI  PCH_INIT_PPI;
  43
  44 ///
  45 /// Data structure definitions
  46 ///
  47 typedef enum _CPU_STRAP_OPERATION {
  48   GetCpuStrapSetData,
  49   SetCpuStrapSetData,
  50   LockCpuStrapSetData
  51 } CPU_STRAP_OPERATION;
  52
  53 typedef
  54 EFI_STATUS
  55 (EFIAPI *PCH_USB_INIT) (
  56   IN  EFI_PEI_SERVICES            **PeiServices
  57   )
  58 /**
  59
  60   @brief
  61   The function performing USB init in PEI phase. This could be used by USB recovery
  62   or debug features that need USB initialization during PEI phase.
  63   Note: Before executing this function, please be sure that PCH_INIT_PPI.Initialize
  64   has been done and PchUsbPolicyPpi has been installed.
  65
  66   @param[in] PeiServices    General purpose services available to every PEIM
  67
  68   @retval EFI_SUCCESS       The function completed successfully
  69   @retval Others            All other error conditions encountered result in an ASSERT.
  70
  71 **/
  72 ;
  73
  74 ///
  75 /// PCH_INIT_PPI Structure Definition
  76 ///
  77 struct _PCH_INIT_PPI {
  78   PCH_USB_INIT          UsbInit;
  79 };
  80
  81 #endif