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