StandaloneMmPkg/Drivers/StandaloneMmCpu/AArch64/StandaloneMmCpu.h

   1 /** @file
   2   Private header with declarations and definitions specific to the MM Standalone
   3   CPU driver
   4
   5   Copyright (c) 2017 - 2018, ARM Limited. All rights reserved.
   6   This program and the accompanying materials
   7   are licensed and made available under the terms and conditions of the BSD License
   8   which accompanies this distribution.  The full text of the license may be found at
   9   http://opensource.org/licenses/bsd-license.php
  10
  11   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13
  14 **/
  15
  16 #ifndef _ARM_TF_CPU_DRIVER_H_
  17 #define _ARM_TF_CPU_DRIVER_H_
  18
  19 #include <Protocol/MmCommunication.h>
  20 #include <Protocol/MmConfiguration.h>
  21 #include <Protocol/MmCpu.h>
  22 #include <Guid/MpInformation.h>
  23
  24 //
  25 // CPU driver initialization specific declarations
  26 //
  27 extern EFI_MM_SYSTEM_TABLE *mMmst;
  28
  29 //
  30 // CPU State Save protocol specific declarations
  31 //
  32 extern EFI_MM_CPU_PROTOCOL mMmCpuState;
  33
  34 //
  35 // MM event handling specific declarations
  36 //
  37 extern EFI_MM_COMMUNICATE_HEADER    **PerCpuGuidedEventContext;
  38 extern EFI_MMRAM_DESCRIPTOR          mNsCommBuffer;
  39 extern MP_INFORMATION_HOB_DATA       *mMpInformationHobData;
  40 extern EFI_MM_CONFIGURATION_PROTOCOL mMmConfig;
  41
  42 EFI_STATUS
  43 PiMmStandaloneArmTfCpuDriverEntry (
  44   IN UINTN EventId,
  45   IN UINTN CpuNumber,
  46   IN UINTN NsCommBufferAddr
  47   );
  48
  49 EFI_STATUS
  50 EFIAPI
  51 PiMmCpuTpFwRootMmiHandler (
  52   IN     EFI_HANDLE               DispatchHandle,
  53   IN     CONST VOID               *Context,        OPTIONAL
  54   IN OUT VOID                     *CommBuffer,     OPTIONAL
  55   IN OUT UINTN                    *CommBufferSize  OPTIONAL
  56   );
  57
  58 #endif