mirror of https://github.com/acidanthera/audk.git
107 lines
2.7 KiB
C
107 lines
2.7 KiB
C
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/*++
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Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials are licensed and made available under
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the terms and conditions of the BSD License that accompanies this distribution.
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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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LpcSio.h
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Abstract:
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Lpc driver's sio interface
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--*/
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#ifndef _LPC_SIO_H
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#define _LPC_SIO_H
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#include "Protocol/PciRootBridgeIo.h"
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#define VARSIOINSTALLED L"VarSIOProcotolInstalled"
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//
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// Port address
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//
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#define CONFIG_PORT 0x04E
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#define INDEX_PORT 0x04E
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#define DATA_PORT INDEX_PORT + 1
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//
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// Logical Device
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//
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#define SIO_COM 0x3
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#define SIO_MSWC 0x4
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#define SIO_MOUSE 0x5
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#define SIO_KEYBOARD 0x6
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#define SIO_SHM 0xF
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#define SIO_PM1 0x11
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#define SIO_PM2 0x12
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#define SIO_PM3 0x17
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#define SIO_ESHM 0x1D
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//
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// Global register
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//
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#define REG_LOGICAL_DEVICE 0x07
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#define REG_DEVICE_ID 0x20
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#define SIO_CONFIG_1 0x21
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#define REG_CHIP_REV 0x24
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#define SIO_CONFIG_5 0x25
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#define SIO_CONFIG_6 0x26
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#define REG_DEVICE_REV 0x27
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#define SIO_CONFIG_9 0x29
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#define SIO_CONFIG_D 0x2D
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#define ACTIVATE 0x30
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#define BASE_ADDRESS_HIGH 0x60
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#define BASE_ADDRESS_LOW 0x61
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#define BASE_ADDRESS_HIGH2 0x62
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#define BASE_ADDRESS_LOW2 0x63
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#define PRIMARY_INTERRUPT_SELECT 0x70
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#define DMA_CHANNEL_SELECT 0x74
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EFI_STATUS
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InitializeLpcSio (
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IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL *RootBridgeIo
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);
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//
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// Prototypes for the sio internal function
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//
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//
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// Internal function
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//
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VOID
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LPCWPCE791SetDefault (
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VOID
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);
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VOID
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WriteRegisterAndSaveToScript (
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IN UINT8 Index,
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IN UINT8 Data
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);
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VOID
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FloppyWriteProtect (
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VOID
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);
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VOID
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DisableLogicalDevice (
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UINT8 DeviceId
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);
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#endif
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