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- /*++
- Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
-
- SPDX-License-Identifier: BSD-2-Clause-Patent
-
- Module Name:
- LpcDriver.h
- Abstract:
- EFI Lpc Driver for a Generic PC Platform
- --*/
- #ifndef _LPC_DRIVER_H
- #define _LPC_DRIVER_H
- #include "LpcSio.h"
- #include "LpcIsaAcpi.h"
- #include "Protocol/IsaAcpi.h"
- #include "Protocol/PciIo.h"
- #include "Protocol/DriverBinding.h"
- #include "Library/UefiBootServicesTableLib.h"
- #include "IsaAcpiDxe/PcatIsaAcpi.h"
- #include "IndustryStandard/Pci22.h"
- #include "Protocol/LpcWpce791Policy.h"
- #include <Library/DebugLib.h>
- #define ICH_LPC_BRIDGE_BUS_DEV_FUNC 0x1F0000
- //
- // LPC device private data structure
- //
- //#define LPC_DEV_SIGNATURE 'W87X'
- #define LPC_DEV_SIGNATURE SIGNATURE_32('X', '7', '8', 'W') //'W87X'
- #define EFI_WPCE791_PS2_KEYBOARD_ENABLE 0x01
- #define EFI_WPCE791_PS2_KEYBOARD_DISABLE 0x00
- #define EFI_WPCE791_PS2_MOUSE_ENABLE 0x01
- #define EFI_WPCE791_PS2_MOUSE_DISABLE 0x00
- typedef struct {
- UINTN Signature;
- EFI_HANDLE Handle;
- EFI_ISA_ACPI_PROTOCOL IsaAcpi;
- EFI_PCI_IO_PROTOCOL *PciIo;
- } LPC_DEV;
- #define LPC_ISA_ACPI_FROM_THIS(a) BASE_CR (a, LPC_DEV, IsaAcpi)
- //
- // Driver entry point
- //
- EFI_STATUS
- EFIAPI
- LpcDriverEntryPoint (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- );
- //
- // Prototypes for Driver model protocol interface
- //
- EFI_STATUS
- EFIAPI
- LpcDriverSupported (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE Controller,
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
- );
- EFI_STATUS
- EFIAPI
- LpcDriverStart (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE Controller,
- IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath
- );
- EFI_STATUS
- EFIAPI
- LpcDriverStop (
- IN EFI_DRIVER_BINDING_PROTOCOL *This,
- IN EFI_HANDLE Controller,
- IN UINTN NumberOfChildren,
- IN EFI_HANDLE *ChildHandleBuffer
- );
- VOID
- LpcIoRead8 (
- IN UINT16 Port,
- OUT UINT8 *Data
- );
- VOID
- LpcIoWrite8 (
- IN UINT16 Port,
- IN UINT8 Data
- );
- #endif
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