+++ /dev/null
-/*++\r
-\r
-Copyright (c) 1999 - 2002, Intel Corporation. All rights reserved.<BR>\r
-This program and the accompanying materials\r
-are licensed and made available under the terms and conditions of the BSD License\r
-which accompanies this distribution. The full text of the license may be found at\r
-http://opensource.org/licenses/bsd-license.php\r
-\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
-\r
-\r
-Module Name:\r
-\r
- SmmGpiDispatch.h\r
-\r
-Abstract:\r
-\r
- EFI Smm Gpi Smi Child Protocol\r
-\r
-Revision History\r
-\r
---*/\r
-\r
-#ifndef _EFI_SMM_GPI_DISPATCH_H_\r
-#define _EFI_SMM_GPI_DISPATCH_H_\r
-\r
-//\r
-// Global ID for the GPI SMI Protocol\r
-//\r
-#define EFI_SMM_GPI_DISPATCH_PROTOCOL_GUID \\r
- { \\r
- 0xe0744b81, 0x9513, 0x49cd, {0x8c, 0xea, 0xe9, 0x24, 0x5e, 0x70, 0x39, 0xda} \\r
- }\r
-\r
-EFI_FORWARD_DECLARATION (EFI_SMM_GPI_DISPATCH_PROTOCOL);\r
-\r
-//\r
-// Related Definitions\r
-//\r
-//\r
-// GpiMask is a bit mask of 32 possible general purpose inputs that can generate a\r
-// a SMI. Bit 0 corresponds to logical GPI[0], 1 corresponds to logical GPI[1], etc.\r
-//\r
-// The logical GPI index to physical pin on device is described by the GPI device name\r
-// found on the same handle as the GpiSmi child dispatch protocol. The GPI device name\r
-// is defined as protocol with a GUID name and NULL protocol pointer.\r
-//\r
-typedef struct {\r
- UINTN GpiNum;\r
-} EFI_SMM_GPI_DISPATCH_CONTEXT;\r
-\r
-//\r
-// Member functions\r
-//\r
-typedef\r
-VOID\r
-(EFIAPI *EFI_SMM_GPI_DISPATCH) (\r
- IN EFI_HANDLE DispatchHandle,\r
- IN EFI_SMM_GPI_DISPATCH_CONTEXT * DispatchContext\r
- );\r
-\r
-/*++\r
-\r
- Routine Description:\r
- Dispatch function for a GPI SMI handler.\r
-\r
- Arguments:\r
- DispatchHandle - Handle of this dispatch function.\r
- DispatchContext - Pointer to the dispatch function's context.\r
- The DispatchContext fields are filled in\r
- by the dispatching driver prior to\r
- invoking this dispatch function.\r
-\r
- Returns:\r
- Nothing\r
-\r
---*/\r
-typedef\r
-EFI_STATUS\r
-(EFIAPI *EFI_SMM_GPI_REGISTER) (\r
- IN EFI_SMM_GPI_DISPATCH_PROTOCOL * This,\r
- IN EFI_SMM_GPI_DISPATCH DispatchFunction,\r
- IN EFI_SMM_GPI_DISPATCH_CONTEXT * DispatchContext,\r
- OUT EFI_HANDLE * DispatchHandle\r
- );\r
-\r
-/*++\r
-\r
- Routine Description:\r
- Register a child SMI source dispatch function with a parent SMM driver\r
-\r
- Arguments:\r
- This - Protocol instance pointer.\r
- DispatchFunction - Pointer to dispatch function to be invoked for\r
- this SMI source\r
- DispatchContext - Pointer to the dispatch function's context.\r
- The caller fills this context in before calling\r
- the register function to indicate to the register\r
- function the GPI(s) for which the dispatch function\r
- should be invoked.\r
- DispatchHandle - Handle of dispatch function, for when interfacing\r
- with the parent Sx state SMM driver.\r
-\r
- Returns:\r
- EFI_SUCCESS - The dispatch function has been successfully\r
- registered and the SMI source has been enabled.\r
- EFI_DEVICE_ERROR - The driver was unable to enable the SMI source.\r
- EFI_OUT_OF_RESOURCES - Not enough memory (system or SMM) to manage this\r
- child.\r
- EFI_INVALID_PARAMETER - DispatchContext is invalid. The GPI input value\r
- is not within valid range.\r
-\r
---*/\r
-typedef\r
-EFI_STATUS\r
-(EFIAPI *EFI_SMM_GPI_UNREGISTER) (\r
- IN EFI_SMM_GPI_DISPATCH_PROTOCOL * This,\r
- IN EFI_HANDLE DispatchHandle\r
- );\r
-\r
-/*++\r
-\r
- Routine Description:\r
- Unregister a child SMI source dispatch function with a parent SMM driver\r
-\r
- Arguments:\r
- This - Protocol instance pointer.\r
- DispatchHandle - Handle of dispatch function to deregister.\r
-\r
- Returns:\r
- EFI_SUCCESS - The dispatch function has been successfully \r
- unregistered and the SMI source has been disabled\r
- if there are no other registered child dispatch\r
- functions for this SMI source.\r
- EFI_INVALID_PARAMETER - Handle is invalid.\r
- other - TBD\r
-\r
---*/\r
-\r
-//\r
-// Interface structure for the SMM GPI SMI Dispatch Protocol\r
-//\r
-struct _EFI_SMM_GPI_DISPATCH_PROTOCOL {\r
- EFI_SMM_GPI_REGISTER Register;\r
- EFI_SMM_GPI_UNREGISTER UnRegister;\r
- UINTN NumSupportedGpis;\r
-};\r
-\r
-extern EFI_GUID gEfiSmmGpiDispatchProtocolGuid;\r
-\r
-#endif\r