Add in the 1st version of ECP.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2832 6f19259b-4bc3-4df7-8a09-765794883524
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/*++
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Copyright (c) 1999 - 2002, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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SmmSxDispatch.c
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Abstract:
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EFI Smm Sx Smi Child Protocol
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Revision History
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--*/
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#include "Tiano.h"
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#include EFI_PROTOCOL_DEFINITION (SmmSxDispatch)
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EFI_GUID gEfiSmmSxDispatchProtocolGuid = EFI_SMM_SX_DISPATCH_PROTOCOL_GUID;
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EFI_GUID_STRING(&gEfiSmmSxDispatchProtocolGuid, "SMM Sx Dispatch Protocol", "EFI 2.0 SMM Sx Dispatch Protocol");
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/*++
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Copyright (c) 1999 - 2002, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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SmmSxDispatch.h
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Abstract:
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EFI Smm Sx Smi Child Protocol
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Revision History
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--*/
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#ifndef _EFI_SMM_SX_DISPATCH_H_
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#define _EFI_SMM_SX_DISPATCH_H_
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//
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// Global ID for the Sx SMI Protocol
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//
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#define EFI_SMM_SX_DISPATCH_PROTOCOL_GUID \
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{ \
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0x14fc52be, 0x1dc, 0x426c, 0x91, 0xae, 0xa2, 0x3c, 0x3e, 0x22, 0xa, 0xe8 \
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}
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EFI_FORWARD_DECLARATION (EFI_SMM_SX_DISPATCH_PROTOCOL);
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//
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// Related Definitions
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//
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typedef enum {
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SxS0,
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SxS1,
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SxS2,
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SxS3,
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SxS4,
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SxS5,
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EfiMaximumSleepType
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} EFI_SLEEP_TYPE;
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typedef enum {
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SxEntry,
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SxExit,
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EfiMaximumPhase
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} EFI_SLEEP_PHASE;
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typedef struct {
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EFI_SLEEP_TYPE Type;
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EFI_SLEEP_PHASE Phase;
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} EFI_SMM_SX_DISPATCH_CONTEXT;
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//
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// Member functions
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//
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typedef
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VOID
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(EFIAPI *EFI_SMM_SX_DISPATCH) (
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IN EFI_HANDLE DispatchHandle,
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IN EFI_SMM_SX_DISPATCH_CONTEXT * DispatchContext
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);
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/*++
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Routine Description:
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Dispatch function for a Sx state SMI handler.
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Arguments:
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DispatchHandle - Handle of this dispatch function.
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DispatchContext - Pointer to the dispatch function's context.
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The Type and Phase fields are filled in
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by the Sx dispatch driver prior to invoking
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this dispatch function.
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For this intertace, the Sx driver will call the
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dispatch function for all Sx type and phases,
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so the Sx state handler(s) must check the Type
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and Phase field of the Dispatch context and act
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accordingly.
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Returns:
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Nothing
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--*/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_SMM_SX_REGISTER) (
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IN EFI_SMM_SX_DISPATCH_PROTOCOL * This,
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IN EFI_SMM_SX_DISPATCH DispatchFunction,
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IN EFI_SMM_SX_DISPATCH_CONTEXT * DispatchContext,
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OUT EFI_HANDLE * DispatchHandle
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);
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/*++
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Routine Description:
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Register a child SMI source dispatch function with a parent SMM driver
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Arguments:
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This - Protocol instance pointer.
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DispatchFunction - Pointer to dispatch function to be invoked for
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this SMI source
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DispatchContext - Pointer to the dispatch function's context.
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The caller fills this context in before calling
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the register function to indicate to the register
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function which Sx state type and phase the caller
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wishes to be called back on. For this intertace,
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the Sx driver will call the registered handlers for
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all Sx type and phases, so the Sx state handler(s)
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must check the Type and Phase field of the Dispatch
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context and act accordingly.
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DispatchHandle - Handle of dispatch function, for when interfacing
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with the parent Sx state SMM driver.
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Returns:
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EFI_SUCCESS - The dispatch function has been successfully
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registered and the SMI source has been enabled.
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EFI_UNSUPPORTED - The Sx driver or hardware does not support that
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Sx Type/Phase.
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EFI_DEVICE_ERROR - The Sx driver was unable to enable the SMI source.
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EFI_OUT_OF_RESOURCES - Not enough memory (system or SMM) to manage this
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child.
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EFI_INVALID_PARAMETER - DispatchContext is invalid. Type & Phase are not
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within valid range.
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--*/
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typedef
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EFI_STATUS
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(EFIAPI *EFI_SMM_SX_UNREGISTER) (
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IN EFI_SMM_SX_DISPATCH_PROTOCOL * This,
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IN EFI_HANDLE DispatchHandle
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);
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/*++
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Routine Description:
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Unregister a child SMI source dispatch function with a parent SMM driver
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Arguments:
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This - Protocol instance pointer.
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DispatchHandle - Handle of dispatch function to deregister.
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Returns:
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EFI_SUCCESS - The dispatch function has been successfully unregistered and the
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SMI source has been disabled if there are no other registered child
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dispatch functions for this SMI source.
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EFI_INVALID_PARAMETER - Handle is invalid.
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other - TBD
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--*/
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//
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// Interface structure for the SMM Child Dispatch Protocol
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//
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typedef struct _EFI_SMM_SX_DISPATCH_PROTOCOL {
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EFI_SMM_SX_REGISTER Register;
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EFI_SMM_SX_UNREGISTER UnRegister;
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} EFI_SMM_SX_DISPATCH_PROTOCOL;
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extern EFI_GUID gEfiSmmSxDispatchProtocolGuid;
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#endif
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