EdkModulePkg/Universal/DevicePath/Dxe/DevicePath.c

   1 /*++
   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 Module Name:
  13
  14   DevicePathDriver.c
  15
  16 Abstract:
  17
  18   Device Path Driver to produce DevPathUtilities Protocol, DevPathFromText Protocol
  19   and DevPathToText Protocol.
  20
  21 --*/
  22
  23 #include "DevicePath.h"
  24
  25 DEVICE_PATH_DRIVER_PRIVATE_DATA mPrivateData;
  26
  27 EFI_GUID mEfiDevicePathMessagingUartFlowControlGuid = DEVICE_PATH_MESSAGING_UART_FLOW_CONTROL;
  28 EFI_GUID mEfiDevicePathMessagingSASGuid             = DEVICE_PATH_MESSAGING_SAS;
  29
  30 EFI_STATUS
  31 EFIAPI
  32 DevicePathEntryPoint (
  33   IN EFI_HANDLE           ImageHandle,
  34   IN EFI_SYSTEM_TABLE     *SystemTable
  35   )
  36 /*++
  37
  38   Routine Description:
  39     Entry point for EFI drivers.
  40
  41   Arguments:
  42    ImageHandle - EFI_HANDLE
  43    SystemTable - EFI_SYSTEM_TABLE
  44
  45   Returns:
  46     EFI_SUCCESS
  47     others
  48
  49 --*/
  50 {
  51   EFI_STATUS  Status;
  52
  53   mPrivateData.Signature = DEVICE_PATH_DRIVER_SIGNATURE;
  54
  55   mPrivateData.DevicePathUtilities.GetDevicePathSize         = GetDevicePathSizeProtocolInterface;
  56   mPrivateData.DevicePathUtilities.DuplicateDevicePath       = DuplicateDevicePathProtocolInterface;
  57   mPrivateData.DevicePathUtilities.AppendDevicePath          = AppendDevicePathProtocolInterface;
  58   mPrivateData.DevicePathUtilities.AppendDeviceNode          = AppendDeviceNodeProtocolInterface;
  59   mPrivateData.DevicePathUtilities.AppendDevicePathInstance  = AppendDevicePathInstanceProtocolInterface;
  60   mPrivateData.DevicePathUtilities.GetNextDevicePathInstance = GetNextDevicePathInstanceProtocolInterface;
  61   mPrivateData.DevicePathUtilities.IsDevicePathMultiInstance = IsDevicePathMultiInstanceProtocolInterface;
  62   mPrivateData.DevicePathUtilities.CreateDeviceNode          = CreateDeviceNodeProtocolInterface;
  63
  64   mPrivateData.DevicePathToText.ConvertDeviceNodeToText      = ConvertDeviceNodeToText;
  65   mPrivateData.DevicePathToText.ConvertDevicePathToText      = ConvertDevicePathToText;
  66
  67   mPrivateData.DevicePathFromText.ConvertTextToDeviceNode    = ConvertTextToDeviceNode;
  68   mPrivateData.DevicePathFromText.ConvertTextToDevicePath    = ConvertTextToDevicePath;
  69
  70   mPrivateData.Handle                                        = NULL;
  71
  72   Status = gBS->InstallMultipleProtocolInterfaces (
  73                   &mPrivateData.Handle,
  74                   &gEfiDevicePathUtilitiesProtocolGuid,
  75                   &mPrivateData.DevicePathUtilities,
  76                   &gEfiDevicePathToTextProtocolGuid,
  77                   &mPrivateData.DevicePathToText,
  78                   &gEfiDevicePathFromTextProtocolGuid,
  79                   &mPrivateData.DevicePathFromText,
  80                   NULL
  81                   );
  82
  83   return Status;
  84 }