1 files changed, 79 insertions, 0 deletions
diff --git a/EDK/Foundation/Framework/Protocol/SmmControl/SmmControl.h b/EDK/Foundation/Framework/Protocol/SmmControl/SmmControl.h
new file mode 100644
index 0000000..ae7d691
--- /dev/null
+++ b/EDK/Foundation/Framework/Protocol/SmmControl/SmmControl.h
@@ -0,0 +1,79 @@
+/*++
+
+Copyright (c) 1999 - 2002, Intel Corporation
+All rights reserved. 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.
+
+
+Module Name:
+
+  SmmControl.h
+
+Abstract:
+
+  This file defines SMM Control abstraction protocol defined 
+  by the SMM CIS.
+
+--*/
+
+#ifndef _SMM_CONTROL_H_
+#define _SMM_CONTROL_H_
+
+EFI_FORWARD_DECLARATION (EFI_SMM_CONTROL_PROTOCOL);
+
+#define EFI_SMM_CONTROL_PROTOCOL_GUID \
+  { \
+    0x8d12e231, 0xc667, 0x4fd1, 0x98, 0xf2, 0x24, 0x49, 0xa7, 0xe7, 0xb2, 0xe5 \
+  }
+
+//
+// SMM Control specification constant and types
+//
+// typedef EFI_SMM_PERIOD UINTN
+//
+// SMM Access specification Data Structures
+//
+typedef struct {
+  UINT8 SmiTriggerRegister;
+  UINT8 SmiDataRegister;
+} EFI_SMM_CONTROL_REGISTER;
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SMM_ACTIVATE) (
+  IN EFI_SMM_CONTROL_PROTOCOL                             * This,
+  IN OUT INT8                                             *ArgumentBuffer OPTIONAL,
+  IN OUT UINTN                                            *ArgumentBufferSize OPTIONAL,
+  IN BOOLEAN                                              Periodic OPTIONAL,
+  IN UINTN                                                ActivationInterval OPTIONAL
+  );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SMM_DEACTIVATE) (
+  IN EFI_SMM_CONTROL_PROTOCOL                   * This,
+  IN BOOLEAN                                    Periodic OPTIONAL
+  );
+
+typedef
+EFI_STATUS
+(EFIAPI *EFI_SMM_GET_REGISTER_INFO) (
+  IN EFI_SMM_CONTROL_PROTOCOL           * This,
+  IN OUT EFI_SMM_CONTROL_REGISTER       * SmiRegister
+  );
+
+typedef struct _EFI_SMM_CONTROL_PROTOCOL {
+  EFI_SMM_ACTIVATE          Trigger;
+  EFI_SMM_DEACTIVATE        Clear;
+  EFI_SMM_GET_REGISTER_INFO GetRegisterInfo;
+  UINTN                     MinimumTriggerPeriod;
+} EFI_SMM_CONTROL_PROTOCOL;
+
+extern EFI_GUID gEfiSmmControlProtocolGuid;
+
+#endif