pciio.h

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/*++

Copyright (c) 2004, Intel Corporation                                                         
All rights reserved. This program and the accompanying materials                          
are licensed and made available under the terms and conditions of the BSD License         
which accompanies this distribution.  The full text of the license may be found at        
http://opensource.org/licenses/bsd-license.php                                            
                                                                                          
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             

Module Name:

  PciIo.h
  
Abstract:

  PCI Bus Driver

Revision History

--*/

#ifndef _EFI_PCI_IO_PROTOCOL_H
#define _EFI_PCI_IO_PROTOCOL_H

EFI_STATUS
InitializePciIoInstance (
  PCI_IO_DEVICE  *PciIoDevice
  )
/*++

Routine Description:

  TODO: Add function description

Arguments:

  PciIoDevice - TODO: add argument description

Returns:

  TODO: add return values

--*/
;

EFI_STATUS
PciIoVerifyBarAccess (
  PCI_IO_DEVICE                   *PciIoDevice,
  UINT8                           BarIndex,
  PCI_BAR_TYPE                    Type,
  IN EFI_PCI_IO_PROTOCOL_WIDTH    Width,
  IN UINTN                        Count,
  UINT64                          *Offset
  )
/*++

Routine Description:

  TODO: Add function description

Arguments:

  PciIoDevice - TODO: add argument description
  BarIndex    - TODO: add argument description
  Type        - TODO: add argument description
  Width       - TODO: add argument description
  Count       - TODO: add argument description
  Offset      - TODO: add argument description

Returns:

  TODO: add return values

--*/
;

EFI_STATUS
PciIoVerifyConfigAccess (
  PCI_IO_DEVICE                 *PciIoDevice,
  IN EFI_PCI_IO_PROTOCOL_WIDTH  Width,
  IN UINTN                      Count,
  IN UINT64                     *Offset
  )
/*++

Routine Description:

  TODO: Add function description

Arguments:

  PciIoDevice - TODO: add argument description
  Width       - TODO: add argument description
  Count       - TODO: add argument description
  Offset      - TODO: add argument description

Returns:

  TODO: add return values

--*/
;

EFI_STATUS
EFIAPI
PciIoPollMem (
  IN  EFI_PCI_IO_PROTOCOL        *This,
  IN  EFI_PCI_IO_PROTOCOL_WIDTH  Width,
  IN  UINT8                      BarIndex,
  IN  UINT64                     Offset,
  IN  UINT64                     Mask,
  IN  UINT64                     Value,
  IN  UINT64                     Delay,
  OUT UINT64                     *Result
  )
/*++

Routine Description:

  TODO: Add function description

Arguments:

  This      - TODO: add argument description
  Width     - TODO: add argument description
  BarIndex  - TODO: add argument description
  Offset    - TODO: add argument description
  Mask      - TODO: add argument description
  Value     - TODO: add argument description
  Delay     - TODO: add argument description
  Result    - TODO: add argument description

Returns:

  TODO: add return values

--*/
;

EFI_STATUS
EFIAPI
PciIoPollIo (
  IN  EFI_PCI_IO_PROTOCOL        *This,
  IN  EFI_PCI_IO_PROTOCOL_WIDTH  Width,
  IN  UINT8                      BarIndex,
  IN  UINT64                     Offset,
  IN  UINT64                     Mask,
  IN  UINT64                     Value,
  IN  UINT64                     Delay,
  OUT UINT64                     *Result
  )
/*++

Routine Description:

  TODO: Add function description

Arguments:

  This      - TODO: add argument description
  Width     - TODO: add argument description
  BarIndex  - TODO: add argument description
  Offset    - TODO: add argument description
  Mask      - TODO: add argument description
  Value     - TODO: add argument description
  Delay     - TODO: add argument description
  Result    - TODO: add argument description

Returns:

  TODO: add return values

--*/
;

EFI_STATUS
EFIAPI
PciIoMemRead (
  IN     EFI_PCI_IO_PROTOCOL        *This,
  IN     EFI_PCI_IO_PROTOCOL_WIDTH  Width,
  IN     UINT8                      BarIndex,
  IN     UINT64                     Offset,
  IN     UINTN                      Count,
  IN OUT VOID                       *Buffer
  )
/*++

Routine Description:

  TODO: Add function description

Arguments:

  This      - TODO: add argument description
  Width     - TODO: add argument description
  BarIndex  - TODO: add argument description
  Offset    - TODO: add argument description
  Count     - TODO: add argument description
  Buffer    - TODO: add argument description

Returns:

  TODO: add return values

--*/
;

EFI_STATUS
EFIAPI
PciIoMemWrite (
  IN     EFI_PCI_IO_PROTOCOL        *This,
  IN     EFI_PCI_IO_PROTOCOL_WIDTH  Width,
  IN     UINT8                      BarIndex,
  IN     UINT64                     Offset,
  IN     UINTN                      Count,
  IN OUT VOID                       *Buffer
  )
/*++

Routine Description:

  TODO: Add function description

Arguments:

  This      - TODO: add argument description
  Width     - TODO: add argument description
  BarIndex  - TODO: add argument description
  Offset    - TODO: add argument description
  Count     - TODO: add argument description
  Buffer    - TODO: add argument description

Returns:

  TODO: add return values

--*/
;

EFI_STATUS
EFIAPI
PciIoIoRead (
  IN     EFI_PCI_IO_PROTOCOL        *This,
  IN     EFI_PCI_IO_PROTOCOL_WIDTH  Width,
  IN     UINT8                      BarIndex,
  IN     UINT64                     Offset,
  IN     UINTN                      Count,
  IN OUT VOID                       *Buffer
  )
/*++

Routine Description:

  TODO: Add function description

Arguments:

  This      - TODO: add argument description
  Width     - TODO: add argument description
  BarIndex  - TODO: add argument description
  Offset    - TODO: add argument description
  Count     - TODO: add argument description
  Buffer    - TODO: add argument description

Returns:

  TODO: add return values

--*/
;

EFI_STATUS
EFIAPI
PciIoIoWrite (
  IN     EFI_PCI_IO_PROTOCOL        *This,
  IN     EFI_PCI_IO_PROTOCOL_WIDTH  Width,
  IN     UINT8                      BarIndex,
  IN     UINT64                     Offset,
  IN     UINTN                      Count,
  IN OUT VOID                       *Buffer
  )
/*++

Routine Description:

  TODO: Add function description

Arguments:

  This      - TODO: add argument description
  Width     - TODO: add argument description
  BarIndex  - TODO: add argument description
  Offset    - TODO: add argument description
  Count     - TODO: add argument description
  Buffer    - TODO: add argument description

Returns:

  TODO: add return values

--*/
;

EFI_STATUS
EFIAPI
PciIoConfigRead (
  IN     EFI_PCI_IO_PROTOCOL        *This,
  IN     EFI_PCI_IO_PROTOCOL_WIDTH  Width,
  IN     UINT32                     Offset,
  IN     UINTN                      Count,
  IN OUT VOID                       *Buffer
  )
/*++

Routine Description:

  TODO: Add function description

Arguments:

  This    - TODO: add argument description
  Width   - TODO: add argument description
  Offset  - TODO: add argument description
  Count   - TODO: add argument description
  Buffer  - TODO: add argument description

Returns:

  TODO: add return values

--*/
;

EFI_STATUS
EFIAPI
PciIoConfigWrite (
  IN     EFI_PCI_IO_PROTOCOL        *This,
  IN     EFI_PCI_IO_PROTOCOL_WIDTH  Width,
  IN     UINT32                     Offset,
  IN     UINTN                      Count,
  IN OUT VOID                       *Buffer
  )
/*++

Routine Description:

  TODO: Add function description

Arguments:

  This    - TODO: add argument description
  Width   - TODO: add argument description
  Offset  - TODO: add argument description
  Count   - TODO: add argument description
  Buffer  - TODO: add argument description

Returns:

  TODO: add return values

--*/
;

EFI_STATUS
EFIAPI
PciIoCopyMem (
  IN EFI_PCI_IO_PROTOCOL              *This,
  IN     EFI_PCI_IO_PROTOCOL_WIDTH    Width,
  IN     UINT8                        DestBarIndex,
  IN     UINT64                       DestOffset,
  IN     UINT8                        SrcBarIndex,
  IN     UINT64                       SrcOffset,
  IN     UINTN                        Count
  )
/*++

Routine Description:

  TODO: Add function description

Arguments:

  This          - TODO: add argument description
  Width         - TODO: add argument description
  DestBarIndex  - TODO: add argument description
pciio.h - 源码说明

本页面展示了「EFI BIOS是Intel提出的下一代的BIOS标准。这里上传的Edk源代码是EFI BIOS源代码中的与平台无关部分的代码」中的 pciio.h 源码文件，采用 C头文件编程语言编写，共 774 行代码。您可以在线阅读完整代码内容，也可以返回资源详情页下载完整源码包进行本地学习和开发。
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