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) 2004, 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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CpuIO.h
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Abstract:
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CPU IO Protocol as defined in Tiano
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This code abstracts the CPU IO Protocol
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--*/
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#ifndef _CPUIO_H_
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#define _CPUIO_H_
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#define EFI_CPU_IO_PROTOCOL_GUID \
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{ \
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0xB0732526, 0x38C8, 0x4b40, 0x88, 0x77, 0x61, 0xC7, 0xB0, 0x6A, 0xAC, 0x45 \
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}
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EFI_FORWARD_DECLARATION (EFI_CPU_IO_PROTOCOL);
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//
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// *******************************************************
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// EFI_CPU_IO_PROTOCOL_WIDTH
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// *******************************************************
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//
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typedef enum {
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EfiCpuIoWidthUint8,
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EfiCpuIoWidthUint16,
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EfiCpuIoWidthUint32,
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EfiCpuIoWidthUint64,
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EfiCpuIoWidthFifoUint8,
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EfiCpuIoWidthFifoUint16,
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EfiCpuIoWidthFifoUint32,
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EfiCpuIoWidthFifoUint64,
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EfiCpuIoWidthFillUint8,
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EfiCpuIoWidthFillUint16,
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EfiCpuIoWidthFillUint32,
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EfiCpuIoWidthFillUint64,
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EfiCpuIoWidthMaximum
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} EFI_CPU_IO_PROTOCOL_WIDTH;
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//
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// *******************************************************
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// EFI_CPU_IO_PROTOCOL_IO_MEM
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// *******************************************************
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//
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typedef
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EFI_STATUS
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EFI_RUNTIMESERVICE
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(EFIAPI *EFI_CPU_IO_PROTOCOL_IO_MEM) (
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IN EFI_CPU_IO_PROTOCOL * This,
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IN EFI_CPU_IO_PROTOCOL_WIDTH Width,
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IN UINT64 Address,
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IN UINTN Count,
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IN OUT VOID *Buffer
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);
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//
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// *******************************************************
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// EFI_CPU_IO_PROTOCOL_ACCESS
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// *******************************************************
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//
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typedef struct {
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EFI_CPU_IO_PROTOCOL_IO_MEM Read;
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EFI_CPU_IO_PROTOCOL_IO_MEM Write;
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} EFI_CPU_IO_PROTOCOL_ACCESS;
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//
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// *******************************************************
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// EFI_CPU_IO_PROTOCOL
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// *******************************************************
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//
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typedef struct _EFI_CPU_IO_PROTOCOL {
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EFI_CPU_IO_PROTOCOL_ACCESS Mem;
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EFI_CPU_IO_PROTOCOL_ACCESS Io;
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} EFI_CPU_IO_PROTOCOL;
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extern EFI_GUID gEfiCpuIoProtocolGuid;
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#endif
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