MdePkg/Library/SmiHandlerProfileLibNull/SmiHandlerProfileLibNull.c

   1 /** @file
   2   NULL instance of SmiHandlerProfile Library.
   3
   4   Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
   5   This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php.
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15 #include <PiSmm.h>
  16 #include <Library/SmiHandlerProfileLib.h>
  17
  18 /**
  19   This function is called by SmmChildDispatcher module to report
  20   a new SMI handler is registered, to SmmCore.
  21
  22   @param HandlerGuid     The GUID to identify the type of the handler.
  23                          For the SmmChildDispatch protocol, the HandlerGuid
  24                          must be the GUID of SmmChildDispatch protocol.
  25   @param Handler         The SMI handler.
  26   @param CallerAddress   The address of the module who registers the SMI handler.
  27   @param Context         The context of the SMI handler.
  28                          For the SmmChildDispatch protocol, the Context
  29                          must match the one defined for SmmChildDispatch protocol.
  30   @param ContextSize     The size of the context in bytes.
  31                          For the SmmChildDispatch protocol, the Context
  32                          must match the one defined for SmmChildDispatch protocol.
  33
  34   @retval EFI_SUCCESS           The information is recorded.
  35   @retval EFI_UNSUPPORTED       The feature is unsupported.
  36   @retval EFI_OUT_OF_RESOURCES  There is no enough resource to record the information.
  37 **/
  38 EFI_STATUS
  39 EFIAPI
  40 SmiHandlerProfileRegisterHandler (
  41   IN EFI_GUID                       *HandlerGuid,
  42   IN EFI_SMM_HANDLER_ENTRY_POINT2   Handler,
  43   IN PHYSICAL_ADDRESS               CallerAddress,
  44   IN VOID                           *Context, OPTIONAL
  45   IN UINTN                          ContextSize OPTIONAL
  46   )
  47 {
  48   return EFI_UNSUPPORTED;
  49 }
  50
  51 /**
  52   This function is called by SmmChildDispatcher module to report
  53   an existing SMI handler is unregistered, to SmmCore.
  54
  55   @param HandlerGuid     The GUID to identify the type of the handler.
  56                          For the SmmChildDispatch protocol, the HandlerGuid
  57                          must be the GUID of SmmChildDispatch protocol.
  58   @param Handler         The SMI handler.
  59
  60   @retval EFI_SUCCESS           The original record is removed.
  61   @retval EFI_UNSUPPORTED       The feature is unsupported.
  62   @retval EFI_NOT_FOUND         There is no record for the HandlerGuid and handler.
  63 **/
  64 EFI_STATUS
  65 EFIAPI
  66 SmiHandlerProfileUnregisterHandler (
  67   IN EFI_GUID                       *HandlerGuid,
  68   IN EFI_SMM_HANDLER_ENTRY_POINT2   Handler
  69   )
  70 {
  71   return EFI_UNSUPPORTED;
  72 }