IntelFrameworkModulePkg/Bus/Pci/PciBusDxe/PciOptionRomSupport.h

   1 /**@file
   2
   3 Copyright (c) 2006, Intel Corporation
   4 All rights reserved. This program and the accompanying materials
   5 are licensed and made available under the terms and conditions of the BSD License
   6 which accompanies this distribution.  The full text of the license may be found at
   7 http://opensource.org/licenses/bsd-license.php
   8
   9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  11
  12 **/
  13
  14 #ifndef _EFI_PCI_OP_ROM_SUPPORT_H
  15 #define _EFI_PCI_OP_ROM_SUPPORT_H
  16
  17 /**
  18   Get Pci device's oprom infor bits.
  19
  20   @retval EFI_NOT_FOUND Pci device has not oprom
  21   @retval EFI_SUCCESS   Pci device has oprom
  22 **/
  23 EFI_STATUS
  24 GetOpRomInfo (
  25   IN PCI_IO_DEVICE    *PciIoDevice
  26   );
  27
  28 /**
  29   Load option rom image for specified PCI device
  30
  31   @param PciDevice Pci device instance
  32   @param RomBase   Base address of oprom.
  33
  34   @retval EFI_OUT_OF_RESOURCES not enough memory to hold image
  35   @retval EFI_SUCESS           Success
  36 **/
  37 EFI_STATUS
  38 LoadOpRomImage (
  39   IN PCI_IO_DEVICE   *PciDevice,
  40   IN UINT64          RomBase
  41   );
  42
  43 /**
  44   enable/disable oprom decode
  45
  46   @param PciDevice    pci device instance
  47   @param RomBarIndex  The BAR index of the standard PCI Configuration header to use as the
  48                       base address for resource range. The legal range for this field is 0..5.
  49   @param RomBar       Base address of rom
  50   @param Enable       Flag for enable/disable decode.
  51
  52   @retval EFI_SUCCESS Success
  53 **/
  54 EFI_STATUS
  55 RomDecode (
  56   IN PCI_IO_DEVICE   *PciDevice,
  57   IN UINT8           RomBarIndex,
  58   IN UINT32          RomBar,
  59   IN BOOLEAN         Enable
  60   );
  61
  62 /**
  63   Process the oprom image.
  64
  65   @param PciDevice Pci device instance
  66 **/
  67 EFI_STATUS
  68 ProcessOpRomImage (
  69   PCI_IO_DEVICE   *PciDevice
  70   );
  71
  72 #endif