This instance should be linked by SmmChildDispatcher
if SMI handler profile feature is enabled.
Cc: Feng Tian <feng.tian@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Laszlo Ersek <lersek@redhat.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
---
MdeModulePkg/Library/SmmSmiHandlerProfileLib/SmmSmiHandlerProfileLib.c | 106 ++++++++++++++++++++
MdeModulePkg/Library/SmmSmiHandlerProfileLib/SmmSmiHandlerProfileLib.inf | 46 +++++++++
MdeModulePkg/Library/SmmSmiHandlerProfileLib/SmmSmiHandlerProfileLib.uni | 21 ++++
3 files changed, 173 insertions(+)
diff --git a/MdeModulePkg/Library/SmmSmiHandlerProfileLib/SmmSmiHandlerProfileLib.c b/MdeModulePkg/Library/SmmSmiHandlerProfileLib/SmmSmiHandlerProfileLib.c
new file mode 100644
index 0000000..d7ed31e
--- /dev/null
+++ b/MdeModulePkg/Library/SmmSmiHandlerProfileLib/SmmSmiHandlerProfileLib.c
@@ -0,0 +1,106 @@
+/** @file
+ SMM driver instance of SmiHandlerProfile Library.
+
+ Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+ This program and the accompanying materials
+ are licensed and made available under the terms and conditions of the BSD License
+ which accompanies this distribution. The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php.
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <Base.h>
+#include <Library/SmiHandlerProfileLib.h>
+#include <Library/SmmServicesTableLib.h>
+#include <Guid/SmiHandlerProfile.h>
+
+SMI_HANDLER_PROFILE_PROTOCOL *mSmiHandlerProfile;
+
+/**
+ This function is called by SmmChildDispatcher module to report
+ a new SMI handler is registered, to SmmCore.
+
+ @param HandlerGuid The GUID to identify the type of the handler.
+ For the SmmChildDispatch protocol, the HandlerGuid
+ must be the GUID of SmmChildDispatch protocol.
+ @param Handler The SMI handler.
+ @param CallerAddress The address of the module who registers the SMI handler.
+ @param Context The context of the SMI handler.
+ For the SmmChildDispatch protocol, the Context
+ must match the one defined for SmmChildDispatch protocol.
+ @param ContextSize The size of the context in bytes.
+ For the SmmChildDispatch protocol, the Context
+ must match the one defined for SmmChildDispatch protocol.
+
+ @retval EFI_SUCCESS The information is recorded.
+ @retval EFI_UNSUPPORTED The feature is unsupported.
+ @retval EFI_OUT_OF_RESOURCES There is no enough resource to record the information.
+**/
+EFI_STATUS
+EFIAPI
+SmiHandlerProfileRegisterHandler (
+ IN EFI_GUID *HandlerGuid,
+ IN EFI_SMM_HANDLER_ENTRY_POINT2 Handler,
+ IN PHYSICAL_ADDRESS CallerAddress,
+ IN VOID *Context, OPTIONAL
+ IN UINTN ContextSize OPTIONAL
+ )
+{
+ if (mSmiHandlerProfile != NULL) {
+ return mSmiHandlerProfile->RegisterHandler (mSmiHandlerProfile, HandlerGuid, Handler, CallerAddress, Context, ContextSize);
+ }
+ return EFI_UNSUPPORTED;
+}
+
+/**
+ This function is called by SmmChildDispatcher module to report
+ an existing SMI handler is unregistered, to SmmCore.
+
+ @param HandlerGuid The GUID to identify the type of the handler.
+ For the SmmChildDispatch protocol, the HandlerGuid
+ must be the GUID of SmmChildDispatch protocol.
+ @param Handler The SMI handler.
+
+ @retval EFI_SUCCESS The original record is removed.
+ @retval EFI_UNSUPPORTED The feature is unsupported.
+ @retval EFI_NOT_FOUND There is no record for the HandlerGuid and handler.
+**/
+EFI_STATUS
+EFIAPI
+SmiHandlerProfileUnregisterHandler (
+ IN EFI_GUID *HandlerGuid,
+ IN EFI_SMM_HANDLER_ENTRY_POINT2 Handler
+ )
+{
+ if (mSmiHandlerProfile != NULL) {
+ return mSmiHandlerProfile->UnregisterHandler (mSmiHandlerProfile, HandlerGuid, Handler);
+ }
+ return EFI_UNSUPPORTED;
+}
+
+/**
+ The constructor function for SMI handler profile.
+
+ @param ImageHandle The firmware allocated handle for the EFI image.
+ @param SystemTable A pointer to the EFI System Table.
+
+ @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.
+**/
+EFI_STATUS
+EFIAPI
+SmmSmiHandlerProfileLibConstructor (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ gSmst->SmmLocateProtocol (
+ &gSmiHandlerProfileGuid,
+ NULL,
+ &mSmiHandlerProfile
+ );
+ return EFI_SUCCESS;
+}
+
diff --git a/MdeModulePkg/Library/SmmSmiHandlerProfileLib/SmmSmiHandlerProfileLib.inf b/MdeModulePkg/Library/SmmSmiHandlerProfileLib/SmmSmiHandlerProfileLib.inf
new file mode 100644
index 0000000..0c1ad7e
--- /dev/null
+++ b/MdeModulePkg/Library/SmmSmiHandlerProfileLib/SmmSmiHandlerProfileLib.inf
@@ -0,0 +1,46 @@
+## @file
+# SMM driver instance of SmiHandlerProfile Library.
+#
+# This library instance provides real functionality for SmmChildDispatcher module.
+#
+# Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+#
+# This program and the accompanying materials
+# are licensed and made available under the terms and conditions of the BSD License
+# which accompanies this distribution. The full text of the license may be found at
+# http://opensource.org/licenses/bsd-license.php.
+# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+#
+#
+##
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = SmmSmiHandlerProfileLib
+ MODULE_UNI_FILE = SmmSmiHandlerProfileLib.uni
+ FILE_GUID = B43D1B52-6251-4E6F-82EC-A599A5EE94C1
+ MODULE_TYPE = DXE_SMM_DRIVER
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = SmiHandlerProfileLib|DXE_SMM_DRIVER
+ CONSTRUCTOR = SmmSmiHandlerProfileLibConstructor
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+# VALID_ARCHITECTURES = IA32 X64
+#
+
+[Sources]
+ SmmSmiHandlerProfileLib.c
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+
+[LibraryClasses]
+ SmmServicesTableLib
+
+[Guids]
+ gSmiHandlerProfileGuid ## CONSUMES ## GUID # Locate protocol
+
diff --git a/MdeModulePkg/Library/SmmSmiHandlerProfileLib/SmmSmiHandlerProfileLib.uni b/MdeModulePkg/Library/SmmSmiHandlerProfileLib/SmmSmiHandlerProfileLib.uni
new file mode 100644
index 0000000..f65827d
--- /dev/null
+++ b/MdeModulePkg/Library/SmmSmiHandlerProfileLib/SmmSmiHandlerProfileLib.uni
@@ -0,0 +1,21 @@
+// /** @file
+// SMM driver instance of SmiHandlerProfile Library.
+//
+// This library instance provides real functionality for SmmChildDispatcher module.
+//
+// Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+//
+// This program and the accompanying materials
+// are licensed and made available under the terms and conditions of the BSD License
+// which accompanies this distribution. The full text of the license may be found at
+// http://opensource.org/licenses/bsd-license.php.
+// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+//
+// **/
+
+
+#string STR_MODULE_ABSTRACT #language en-US "SMM driver instance of SmiHandlerProfile Library"
+
+#string STR_MODULE_DESCRIPTION #language en-US "This library instance provides real functionality for SmmChildDispatcher module."
+
--
2.7.4.windows.1
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