[edk2-devel] [PATCH v2 09/16] MdeModulePkg: ReportStatusCodeRouter: Support StandaloneMm RSC Router

Wu, Hao A hao.a.wu at intel.com
Wed Jan 6 03:24:38 UTC 2021


> -----Original Message-----
> From: Kun Qin <kun.q at outlook.com>
> Sent: Wednesday, January 6, 2021 2:59 AM
> To: devel at edk2.groups.io
> Cc: Wang, Jian J <jian.j.wang at intel.com>; Wu, Hao A <hao.a.wu at intel.com>;
> Bi, Dandan <dandan.bi at intel.com>; Liming Gao <gaoliming at byosoft.com.cn>
> Subject: [PATCH v2 09/16] MdeModulePkg: ReportStatusCodeRouter:
> Support StandaloneMm RSC Router
> 
> This change added support of RSC router under StandaloneMm. It replaces
> SMM version ReportStatusCode protocol definitions with MM version. This
> patch also switched to use gMmst instead of gSmst. Lastly, it abstracts
> standalone and traditional MM driver entrypoints into separate files to allow
> maximal common implementations.


A minor comment:
Could you help to update the function description of ReportDispatcher() for the 2nd input parameter:
Type -> CodeType

With this handled:
Reviewed-by: Hao A Wu <hao.a.wu at intel.com>

Best Regards,
Hao Wu


> 
> Cc: Jian J Wang <jian.j.wang at intel.com>
> Cc: Hao A Wu <hao.a.wu at intel.com>
> Cc: Dandan Bi <dandan.bi at intel.com>
> Cc: Liming Gao <gaoliming at byosoft.com.cn>
> 
> Signed-off-by: Kun Qin <kun.q at outlook.com>
> ---
> 
> Notes:
>     v2:
>     - Removed "EFIAPI" for internally abstracted functions [Hao]
>     - Updated function descriptions [Hao]
>     - Updated ReportDispatcher to make *.h and *.c consistent [Hao]
> 
> 
> MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/{ReportStatusCo
> deRouterSmm.c => ReportStatusCodeRouterCommon.c} | 55 +++++++++----
> -------
> 
> MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusCod
> eRouterStandaloneMm.c                            | 33 ++++++++++++
> 
> MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusCod
> eRouterTraditional.c                             | 33 ++++++++++++
>  MdeModulePkg/MdeModulePkg.dsc
> |  1 +
> 
> MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/{ReportStatusCo
> deRouterSmm.h => ReportStatusCodeRouterCommon.h} | 44 ++++++++++--
> ----
> 
> MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusCod
> eRouterSmm.inf                                   | 13 ++---
> 
> MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusCod
> eRouterStandaloneMm.inf                          | 49 +++++++++++++++++
>  7 files changed, 176 insertions(+), 52 deletions(-)
> 
> diff --git
> a/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterSmm.c
> b/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterCommon.c
> similarity index 75%
> rename from
> MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusCod
> eRouterSmm.c
> rename to
> MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusCod
> eRouterCommon.c
> index c3ab5cd05045..d84efaa79b7f 100644
> ---
> a/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterSmm.c
> +++
> b/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> ode
> +++ RouterCommon.c
> @@ -7,7 +7,7 @@
> 
>  **/
> 
> -#include "ReportStatusCodeRouterSmm.h"
> +#include "ReportStatusCodeRouterCommon.h"
> 
>  LIST_ENTRY   mCallbackListHead          = INITIALIZE_LIST_HEAD_VARIABLE
> (mCallbackListHead);
> 
> @@ -17,11 +17,11 @@ LIST_ENTRY   mCallbackListHead          =
> INITIALIZE_LIST_HEAD_VARIABLE (mCallba
>  //
>  UINT32       mStatusCodeNestStatus = 0;
> 
> -EFI_SMM_STATUS_CODE_PROTOCOL  mSmmStatusCodeProtocol  = {
> +EFI_MM_STATUS_CODE_PROTOCOL   mSmmStatusCodeProtocol  = {
>    ReportDispatcher
>  };
> 
> -EFI_SMM_RSC_HANDLER_PROTOCOL  mSmmRscHandlerProtocol = {
> +EFI_MM_RSC_HANDLER_PROTOCOL   mSmmRscHandlerProtocol = {
>    Register,
>    Unregister
>    };
> @@ -45,18 +45,18 @@ EFI_SMM_RSC_HANDLER_PROTOCOL
> mSmmRscHandlerProtocol = {  EFI_STATUS  EFIAPI  Register (
> -  IN EFI_SMM_RSC_HANDLER_CALLBACK   Callback
> +  IN EFI_MM_RSC_HANDLER_CALLBACK    Callback
>    )
>  {
>    LIST_ENTRY                      *Link;
> -  SMM_RSC_HANDLER_CALLBACK_ENTRY  *CallbackEntry;
> +  MM_RSC_HANDLER_CALLBACK_ENTRY  *CallbackEntry;
> 
>    if (Callback == NULL) {
>      return EFI_INVALID_PARAMETER;
>    }
> 
>    for (Link = GetFirstNode (&mCallbackListHead); !IsNull (&mCallbackListHead,
> Link); Link = GetNextNode (&mCallbackListHead, Link)) {
> -    CallbackEntry = CR (Link, SMM_RSC_HANDLER_CALLBACK_ENTRY, Node,
> SMM_RSC_HANDLER_CALLBACK_ENTRY_SIGNATURE);
> +    CallbackEntry = CR (Link, MM_RSC_HANDLER_CALLBACK_ENTRY, Node,
> + MM_RSC_HANDLER_CALLBACK_ENTRY_SIGNATURE);
>      if (CallbackEntry->RscHandlerCallback == Callback) {
>        //
>        // If the function was already registered. It can't be registered again.
> @@ -65,10 +65,10 @@ Register (
>      }
>    }
> 
> -  CallbackEntry = (SMM_RSC_HANDLER_CALLBACK_ENTRY *)AllocatePool
> (sizeof (SMM_RSC_HANDLER_CALLBACK_ENTRY));
> +  CallbackEntry = (MM_RSC_HANDLER_CALLBACK_ENTRY *)AllocatePool
> (sizeof
> + (MM_RSC_HANDLER_CALLBACK_ENTRY));
>    ASSERT (CallbackEntry != NULL);
> 
> -  CallbackEntry->Signature          =
> SMM_RSC_HANDLER_CALLBACK_ENTRY_SIGNATURE;
> +  CallbackEntry->Signature          =
> MM_RSC_HANDLER_CALLBACK_ENTRY_SIGNATURE;
>    CallbackEntry->RscHandlerCallback = Callback;
> 
>    InsertTailList (&mCallbackListHead, &CallbackEntry->Node); @@ -92,18
> +92,18 @@ Register (  EFI_STATUS  EFIAPI  Unregister (
> -  IN EFI_SMM_RSC_HANDLER_CALLBACK Callback
> +  IN EFI_MM_RSC_HANDLER_CALLBACK  Callback
>    )
>  {
>    LIST_ENTRY                        *Link;
> -  SMM_RSC_HANDLER_CALLBACK_ENTRY    *CallbackEntry;
> +  MM_RSC_HANDLER_CALLBACK_ENTRY    *CallbackEntry;
> 
>    if (Callback == NULL) {
>      return EFI_INVALID_PARAMETER;
>    }
> 
>    for (Link = GetFirstNode (&mCallbackListHead); !IsNull (&mCallbackListHead,
> Link); Link = GetNextNode (&mCallbackListHead, Link)) {
> -    CallbackEntry = CR (Link, SMM_RSC_HANDLER_CALLBACK_ENTRY, Node,
> SMM_RSC_HANDLER_CALLBACK_ENTRY_SIGNATURE);
> +    CallbackEntry = CR (Link, MM_RSC_HANDLER_CALLBACK_ENTRY, Node,
> + MM_RSC_HANDLER_CALLBACK_ENTRY_SIGNATURE);
>      if (CallbackEntry->RscHandlerCallback == Callback) {
>        //
>        // If the function is found in list, delete it and return.
> @@ -140,16 +140,16 @@ Unregister (
>  EFI_STATUS
>  EFIAPI
>  ReportDispatcher (
> -  IN CONST EFI_SMM_STATUS_CODE_PROTOCOL  *This,
> -  IN EFI_STATUS_CODE_TYPE                Type,
> +  IN CONST EFI_MM_STATUS_CODE_PROTOCOL   *This,
> +  IN EFI_STATUS_CODE_TYPE                CodeType,
>    IN EFI_STATUS_CODE_VALUE               Value,
>    IN UINT32                              Instance,
> -  IN CONST EFI_GUID                      *CallerId  OPTIONAL,
> +  IN CONST EFI_GUID                      *CallerId,
>    IN EFI_STATUS_CODE_DATA                *Data      OPTIONAL
>    )
>  {
>    LIST_ENTRY                        *Link;
> -  SMM_RSC_HANDLER_CALLBACK_ENTRY    *CallbackEntry;
> +  MM_RSC_HANDLER_CALLBACK_ENTRY    *CallbackEntry;
> 
>    //
>    // Use atom operation to avoid the reentant of report.
> @@ -160,13 +160,13 @@ ReportDispatcher (
>    }
> 
>    for (Link = GetFirstNode (&mCallbackListHead); !IsNull (&mCallbackListHead,
> Link);) {
> -    CallbackEntry = CR (Link, SMM_RSC_HANDLER_CALLBACK_ENTRY, Node,
> SMM_RSC_HANDLER_CALLBACK_ENTRY_SIGNATURE);
> +    CallbackEntry = CR (Link, MM_RSC_HANDLER_CALLBACK_ENTRY, Node,
> + MM_RSC_HANDLER_CALLBACK_ENTRY_SIGNATURE);
>      //
>      // The handler may remove itself, so get the next handler in advance.
>      //
>      Link = GetNextNode (&mCallbackListHead, Link);
>      CallbackEntry->RscHandlerCallback (
> -                     Type,
> +                     CodeType,
>                       Value,
>                       Instance,
>                       (EFI_GUID*)CallerId, @@ -186,20 +186,15 @@ ReportDispatcher (
>  /**
>    Entry point of Generic Status Code Driver.
> 
> -  This function is the entry point of SMM Status Code Router .
> -  It produces SMM Report Stataus Code Handler and Status Code protocol.
> -
> -  @param  ImageHandle       The firmware allocated handle for the EFI image.
> -  @param  SystemTable       A pointer to the EFI System Table.
> +  This function is the common entry point of MM Status Code Router.
> +  It produces MM Report Status Code Handler and Status Code protocol.
> 
>    @retval EFI_SUCCESS       The entry point is executed successfully.
> 
>  **/
>  EFI_STATUS
> -EFIAPI
> -GenericStatusCodeSmmEntry (
> -  IN EFI_HANDLE         ImageHandle,
> -  IN EFI_SYSTEM_TABLE   *SystemTable
> +GenericStatusCodeCommonEntry (
> +  VOID
>    )
>  {
>    EFI_STATUS     Status;
> @@ -210,9 +205,9 @@ GenericStatusCodeSmmEntry (
>    //
>    // Install SmmRscHandler Protocol
>    //
> -  Status = gSmst->SmmInstallProtocolInterface (
> +  Status = gMmst->MmInstallProtocolInterface (
>                      &Handle,
> -                    &gEfiSmmRscHandlerProtocolGuid,
> +                    &gEfiMmRscHandlerProtocolGuid,
>                      EFI_NATIVE_INTERFACE,
>                      &mSmmRscHandlerProtocol
>                      );
> @@ -221,9 +216,9 @@ GenericStatusCodeSmmEntry (
>    //
>    // Install SmmStatusCode Protocol
>    //
> -  Status = gSmst->SmmInstallProtocolInterface (
> +  Status = gMmst->MmInstallProtocolInterface (
>                      &Handle,
> -                    &gEfiSmmStatusCodeProtocolGuid,
> +                    &gEfiMmStatusCodeProtocolGuid,
>                      EFI_NATIVE_INTERFACE,
>                      &mSmmStatusCodeProtocol
>                      );
> diff --git
> a/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterStandaloneMm.c
> b/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterStandaloneMm.c
> new file mode 100644
> index 000000000000..bd1519fa1506
> --- /dev/null
> +++
> b/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> ode
> +++ RouterStandaloneMm.c
> @@ -0,0 +1,33 @@
> +/** @file
> +  Report Status Code Router Driver which produces MM Report Stataus
> +Code Handler Protocol
> +  and MM Status Code Protocol.
> +
> +  Copyright (c) 2009 - 2018, Intel Corporation. All rights
> + reserved.<BR>  Copyright (c) Microsoft Corporation.
> +  SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +**/
> +
> +#include "ReportStatusCodeRouterCommon.h"
> +
> +/**
> +  Entry point of Generic Status Code Driver.
> +
> +  This function is the entry point of MM Status Code Router .
> +  It produces MM Report Stataus Code Handler and Status Code protocol.
> +
> +  @param  ImageHandle       The firmware allocated handle for the EFI image.
> +  @param  SystemTable       A pointer to the EFI System Table.
> +
> +  @retval EFI_SUCCESS       The entry point is executed successfully.
> +
> +**/
> +EFI_STATUS
> +EFIAPI
> +GenericStatusCodeStandaloneMmEntry (
> +  IN EFI_HANDLE             ImageHandle,
> +  IN EFI_MM_SYSTEM_TABLE    *SystemTable
> +  )
> +{
> +  return GenericStatusCodeCommonEntry (); }
> diff --git
> a/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterTraditional.c
> b/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterTraditional.c
> new file mode 100644
> index 000000000000..360a0eef6b6d
> --- /dev/null
> +++
> b/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> ode
> +++ RouterTraditional.c
> @@ -0,0 +1,33 @@
> +/** @file
> +  Report Status Code Router Driver which produces MM Report Stataus
> +Code Handler Protocol
> +  and MM Status Code Protocol.
> +
> +  Copyright (c) 2009 - 2018, Intel Corporation. All rights
> + reserved.<BR>  Copyright (c) Microsoft Corporation.
> +  SPDX-License-Identifier: BSD-2-Clause-Patent
> +
> +**/
> +
> +#include "ReportStatusCodeRouterCommon.h"
> +
> +/**
> +  Entry point of Generic Status Code Driver.
> +
> +  This function is the entry point of SMM Status Code Router .
> +  It produces SMM Report Stataus Code Handler and Status Code protocol.
> +
> +  @param  ImageHandle       The firmware allocated handle for the EFI image.
> +  @param  SystemTable       A pointer to the EFI System Table.
> +
> +  @retval EFI_SUCCESS       The entry point is executed successfully.
> +
> +**/
> +EFI_STATUS
> +EFIAPI
> +GenericStatusCodeTraditionalEntry (
> +  IN EFI_HANDLE         ImageHandle,
> +  IN EFI_SYSTEM_TABLE   *SystemTable
> +  )
> +{
> +  return GenericStatusCodeCommonEntry (); }
> diff --git a/MdeModulePkg/MdeModulePkg.dsc
> b/MdeModulePkg/MdeModulePkg.dsc index 34ca571ca662..f95c7cd69ee1
> 100644
> --- a/MdeModulePkg/MdeModulePkg.dsc
> +++ b/MdeModulePkg/MdeModulePkg.dsc
> @@ -479,6 +479,7 @@ [Components.IA32, Components.X64]
> 
> MdeModulePkg/Universal/StatusCodeHandler/Smm/StatusCodeHandlerSm
> m.inf
> 
> MdeModulePkg/Universal/StatusCodeHandler/Smm/StatusCodeHandlerSta
> ndaloneMm.inf
> 
> MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusCod
> eRouterSmm.inf
> +
> +
> MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusCod
> eRout
> + erStandaloneMm.inf
>    MdeModulePkg/Universal/LockBox/SmmLockBox/SmmLockBox.inf
> 
> MdeModulePkg/Library/SmmMemoryAllocationProfileLib/SmmMemoryAllo
> cationProfileLib.inf
> 
> MdeModulePkg/Library/PiSmmCoreMemoryAllocationLib/PiSmmCoreMem
> oryAllocationProfileLib.inf
> diff --git
> a/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterSmm.h
> b/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterCommon.h
> similarity index 73%
> rename from
> MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusCod
> eRouterSmm.h
> rename to
> MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusCod
> eRouterCommon.h
> index f8c48c62e790..4ead2dcbdf2c 100644
> ---
> a/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterSmm.h
> +++
> b/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> ode
> +++ RouterCommon.h
> @@ -6,28 +6,26 @@
> 
>  **/
> 
> -#ifndef __REPORT_STATUS_CODE_ROUTER_SMM_H__
> -#define __REPORT_STATUS_CODE_ROUTER_SMM_H__
> +#ifndef __REPORT_STATUS_CODE_ROUTER_COMMON_H__
> +#define __REPORT_STATUS_CODE_ROUTER_COMMON_H__
> 
> -
> -#include <Protocol/SmmReportStatusCodeHandler.h>
> -#include <Protocol/SmmStatusCode.h>
> +#include <Protocol/MmReportStatusCodeHandler.h>
> +#include <Protocol/MmStatusCode.h>
> 
>  #include <Library/BaseLib.h>
>  #include <Library/SynchronizationLib.h>  #include <Library/DebugLib.h>
> #include <Library/PcdLib.h> -#include <Library/UefiDriverEntryPoint.h> -
> #include <Library/SmmServicesTableLib.h>
> +#include <Library/MmServicesTableLib.h>
>  #include <Library/MemoryAllocationLib.h>
> 
> -#define SMM_RSC_HANDLER_CALLBACK_ENTRY_SIGNATURE
> SIGNATURE_32 ('s', 'h', 'c', 'e')
> +#define MM_RSC_HANDLER_CALLBACK_ENTRY_SIGNATURE
> SIGNATURE_32 ('s',
> +'h', 'c', 'e')
> 
>  typedef struct {
>    UINTN                         Signature;
> -  EFI_SMM_RSC_HANDLER_CALLBACK  RscHandlerCallback;
> +  EFI_MM_RSC_HANDLER_CALLBACK   RscHandlerCallback;
>    LIST_ENTRY                    Node;
> -} SMM_RSC_HANDLER_CALLBACK_ENTRY;
> +} MM_RSC_HANDLER_CALLBACK_ENTRY;
> 
>  /**
>    Register the callback function for ReportStatusCode() notification.
> @@ -48,7 +46,7 @@ typedef struct {
>  EFI_STATUS
>  EFIAPI
>  Register (
> -  IN EFI_SMM_RSC_HANDLER_CALLBACK   Callback
> +  IN EFI_MM_RSC_HANDLER_CALLBACK    Callback
>    );
> 
>  /**
> @@ -67,13 +65,13 @@ Register (
>  EFI_STATUS
>  EFIAPI
>  Unregister (
> -  IN EFI_SMM_RSC_HANDLER_CALLBACK Callback
> +  IN EFI_MM_RSC_HANDLER_CALLBACK  Callback
>    );
> 
>  /**
>    Provides an interface that a software module can call to report a status
> code.
> 
> -  @param  This             EFI_SMM_STATUS_CODE_PROTOCOL instance.
> +  @param  This             EFI_MM_RSC_HANDLER_CALLBACK instance.
>    @param  Type             Indicates the type of status code being reported.
>    @param  Value            Describes the current status of a hardware or
> software entity.
>                             This included information about the class and subclass that is
> used to @@ -92,12 +90,26 @@ Unregister (  EFI_STATUS  EFIAPI
> ReportDispatcher (
> -  IN CONST EFI_SMM_STATUS_CODE_PROTOCOL  *This,
> -  IN EFI_STATUS_CODE_TYPE                Type,
> +  IN CONST EFI_MM_STATUS_CODE_PROTOCOL   *This,
> +  IN EFI_STATUS_CODE_TYPE                CodeType,
>    IN EFI_STATUS_CODE_VALUE               Value,
>    IN UINT32                              Instance,
> -  IN CONST EFI_GUID                      *CallerId  OPTIONAL,
> +  IN CONST EFI_GUID                      *CallerId,
>    IN EFI_STATUS_CODE_DATA                *Data      OPTIONAL
>    );
> 
> +/**
> +  Entry point of Generic Status Code Driver.
> +
> +  This function is the common entry point of MM Status Code Router.
> +  It produces MM Report Status Code Handler and Status Code protocol.
> +
> +  @retval EFI_SUCCESS       The entry point is executed successfully.
> +
> +**/
> +EFI_STATUS
> +GenericStatusCodeCommonEntry (
> +  VOID
> +  );
> +
>  #endif
> diff --git
> a/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterSmm.inf
> b/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterSmm.inf
> index 46fdcb7bf959..539badc4c755 100644
> ---
> a/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterSmm.inf
> +++
> b/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> ode
> +++ RouterSmm.inf
> @@ -16,7 +16,7 @@ [Defines]
>    MODULE_TYPE                    = DXE_SMM_DRIVER
>    PI_SPECIFICATION_VERSION       = 0x0001000A
>    VERSION_STRING                 = 1.0
> -  ENTRY_POINT                    = GenericStatusCodeSmmEntry
> +  ENTRY_POINT                    = GenericStatusCodeTraditionalEntry
> 
>  #
>  # The following information is for reference only and not required by the
> build tools.
> @@ -25,15 +25,16 @@ [Defines]
>  #
> 
>  [Sources]
> -  ReportStatusCodeRouterSmm.c
> -  ReportStatusCodeRouterSmm.h
> +  ReportStatusCodeRouterCommon.c
> +  ReportStatusCodeRouterCommon.h
> +  ReportStatusCodeRouterTraditional.c
> 
>  [Packages]
>    MdePkg/MdePkg.dec
>    MdeModulePkg/MdeModulePkg.dec
> 
>  [LibraryClasses]
> -  SmmServicesTableLib
> +  MmServicesTableLib
>    UefiDriverEntryPoint
>    DebugLib
>    BaseLib
> @@ -41,8 +42,8 @@ [LibraryClasses]
>    MemoryAllocationLib
> 
>  [Protocols]
> -  gEfiSmmRscHandlerProtocolGuid               ## PRODUCES
> -  gEfiSmmStatusCodeProtocolGuid               ## PRODUCES
> +  gEfiMmRscHandlerProtocolGuid               ## PRODUCES
> +  gEfiMmStatusCodeProtocolGuid               ## PRODUCES
> 
>  [Depex]
>    TRUE
> diff --git
> a/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterStandaloneMm.inf
> b/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> odeRouterStandaloneMm.inf
> new file mode 100644
> index 000000000000..7aa0127e0bec
> --- /dev/null
> +++
> b/MdeModulePkg/Universal/ReportStatusCodeRouter/Smm/ReportStatusC
> ode
> +++ RouterStandaloneMm.inf
> @@ -0,0 +1,49 @@
> +## @file
> +#  Report Status Code Router Driver which produces MM Report Stataus
> Code Handler Protocol and MM Status Code Protocol.
> +#
> +#  Copyright (c) 2009 - 2018, Intel Corporation. All rights
> +reserved.<BR> #  Copyright (c) Microsoft Corporation.
> +#
> +#  SPDX-License-Identifier: BSD-2-Clause-Patent # # ##
> +
> +[Defines]
> +  INF_VERSION                    = 0x00010005
> +  BASE_NAME                      = ReportStatusCodeRouterStandaloneMm
> +  FILE_GUID                      = EAEEDEF9-ABE7-4B95-82B0-5A534C899B46
> +  MODULE_TYPE                    = MM_STANDALONE
> +  PI_SPECIFICATION_VERSION       = 0x00010032
> +  VERSION_STRING                 = 1.0
> +  ENTRY_POINT                    = GenericStatusCodeStandaloneMmEntry
> +
> +#
> +# The following information is for reference only and not required by the
> build tools.
> +#
> +#  VALID_ARCHITECTURES           = IA32 X64
> +#
> +
> +[Sources]
> +  ReportStatusCodeRouterCommon.c
> +  ReportStatusCodeRouterCommon.h
> +  ReportStatusCodeRouterStandaloneMm.c
> +
> +[Packages]
> +  MdePkg/MdePkg.dec
> +  MdeModulePkg/MdeModulePkg.dec
> +
> +[LibraryClasses]
> +  MmServicesTableLib
> +  StandaloneMmDriverEntryPoint
> +  DebugLib
> +  BaseLib
> +  SynchronizationLib
> +  MemoryAllocationLib
> +
> +[Protocols]
> +  gEfiMmRscHandlerProtocolGuid               ## PRODUCES
> +  gEfiMmStatusCodeProtocolGuid               ## PRODUCES
> +
> +[Depex]
> +  TRUE
> --
> 2.30.0.windows.1



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