diff options
Diffstat (limited to 'MdeModulePkg/Universal/DevicePathDxe/DevicePath.c')
| -rw-r--r-- | MdeModulePkg/Universal/DevicePathDxe/DevicePath.c | 216 |
1 files changed, 108 insertions, 108 deletions
diff --git a/MdeModulePkg/Universal/DevicePathDxe/DevicePath.c b/MdeModulePkg/Universal/DevicePathDxe/DevicePath.c index 1fcfef600a..ca3e0e056c 100644 --- a/MdeModulePkg/Universal/DevicePathDxe/DevicePath.c +++ b/MdeModulePkg/Universal/DevicePathDxe/DevicePath.c @@ -1,108 +1,108 @@ -/** @file
- Device Path Driver to produce DevPathUtilities Protocol, DevPathFromText Protocol
- and DevPathToText Protocol.
-
-Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
-SPDX-License-Identifier: BSD-2-Clause-Patent
-
-**/
-
-#include <Uefi.h>
-#include <Protocol/DevicePathUtilities.h>
-#include <Protocol/DevicePathToText.h>
-#include <Protocol/DevicePathFromText.h>
-#include <Library/UefiDriverEntryPoint.h>
-#include <Library/UefiBootServicesTableLib.h>
-#include <Library/DevicePathLib.h>
-#include <Library/PcdLib.h>
-
-GLOBAL_REMOVE_IF_UNREFERENCED CONST EFI_DEVICE_PATH_UTILITIES_PROTOCOL mDevicePathUtilities = {
- GetDevicePathSize,
- DuplicateDevicePath,
- AppendDevicePath,
- AppendDevicePathNode,
- AppendDevicePathInstance,
- GetNextDevicePathInstance,
- IsDevicePathMultiInstance,
- CreateDeviceNode
-};
-
-GLOBAL_REMOVE_IF_UNREFERENCED CONST EFI_DEVICE_PATH_TO_TEXT_PROTOCOL mDevicePathToText = {
- ConvertDeviceNodeToText,
- ConvertDevicePathToText
-};
-
-GLOBAL_REMOVE_IF_UNREFERENCED CONST EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL mDevicePathFromText = {
- ConvertTextToDeviceNode,
- ConvertTextToDevicePath
-};
-
-/**
- The user Entry Point for DevicePath module.
-
- This is the entry point for DevicePath module. It installs the UEFI Device Path Utility Protocol and
- optionally the Device Path to Text and Device Path from Text protocols based on feature flags.
-
- @param[in] ImageHandle The firmware allocated handle for the EFI image.
- @param[in] SystemTable A pointer to the EFI System Table.
-
- @retval EFI_SUCCESS The entry point is executed successfully.
- @retval Others Some error occurs when executing this entry point.
-
-**/
-EFI_STATUS
-EFIAPI
-DevicePathEntryPoint (
- IN EFI_HANDLE ImageHandle,
- IN EFI_SYSTEM_TABLE *SystemTable
- )
-{
- EFI_STATUS Status;
- EFI_HANDLE Handle;
-
- Handle = NULL;
- Status = EFI_UNSUPPORTED;
- if (FeaturePcdGet (PcdDevicePathSupportDevicePathToText)) {
- if (FeaturePcdGet (PcdDevicePathSupportDevicePathFromText)) {
- Status = gBS->InstallMultipleProtocolInterfaces (
- &Handle,
- &gEfiDevicePathUtilitiesProtocolGuid,
- &mDevicePathUtilities,
- &gEfiDevicePathToTextProtocolGuid,
- &mDevicePathToText,
- &gEfiDevicePathFromTextProtocolGuid,
- &mDevicePathFromText,
- NULL
- );
- } else {
- Status = gBS->InstallMultipleProtocolInterfaces (
- &Handle,
- &gEfiDevicePathUtilitiesProtocolGuid,
- &mDevicePathUtilities,
- &gEfiDevicePathToTextProtocolGuid,
- &mDevicePathToText,
- NULL
- );
- }
- } else {
- if (FeaturePcdGet (PcdDevicePathSupportDevicePathFromText)) {
- Status = gBS->InstallMultipleProtocolInterfaces (
- &Handle,
- &gEfiDevicePathUtilitiesProtocolGuid,
- &mDevicePathUtilities,
- &gEfiDevicePathFromTextProtocolGuid,
- &mDevicePathFromText,
- NULL
- );
- } else {
- Status = gBS->InstallMultipleProtocolInterfaces (
- &Handle,
- &gEfiDevicePathUtilitiesProtocolGuid,
- &mDevicePathUtilities,
- NULL
- );
- }
- }
-
- return Status;
-}
+/** @file + Device Path Driver to produce DevPathUtilities Protocol, DevPathFromText Protocol + and DevPathToText Protocol. + +Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR> +SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include <Uefi.h> +#include <Protocol/DevicePathUtilities.h> +#include <Protocol/DevicePathToText.h> +#include <Protocol/DevicePathFromText.h> +#include <Library/UefiDriverEntryPoint.h> +#include <Library/UefiBootServicesTableLib.h> +#include <Library/DevicePathLib.h> +#include <Library/PcdLib.h> + +GLOBAL_REMOVE_IF_UNREFERENCED CONST EFI_DEVICE_PATH_UTILITIES_PROTOCOL mDevicePathUtilities = { + GetDevicePathSize, + DuplicateDevicePath, + AppendDevicePath, + AppendDevicePathNode, + AppendDevicePathInstance, + GetNextDevicePathInstance, + IsDevicePathMultiInstance, + CreateDeviceNode +}; + +GLOBAL_REMOVE_IF_UNREFERENCED CONST EFI_DEVICE_PATH_TO_TEXT_PROTOCOL mDevicePathToText = { + ConvertDeviceNodeToText, + ConvertDevicePathToText +}; + +GLOBAL_REMOVE_IF_UNREFERENCED CONST EFI_DEVICE_PATH_FROM_TEXT_PROTOCOL mDevicePathFromText = { + ConvertTextToDeviceNode, + ConvertTextToDevicePath +}; + +/** + The user Entry Point for DevicePath module. + + This is the entry point for DevicePath module. It installs the UEFI Device Path Utility Protocol and + optionally the Device Path to Text and Device Path from Text protocols based on feature flags. + + @param[in] ImageHandle The firmware allocated handle for the EFI image. + @param[in] SystemTable A pointer to the EFI System Table. + + @retval EFI_SUCCESS The entry point is executed successfully. + @retval Others Some error occurs when executing this entry point. + +**/ +EFI_STATUS +EFIAPI +DevicePathEntryPoint ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + EFI_STATUS Status; + EFI_HANDLE Handle; + + Handle = NULL; + Status = EFI_UNSUPPORTED; + if (FeaturePcdGet (PcdDevicePathSupportDevicePathToText)) { + if (FeaturePcdGet (PcdDevicePathSupportDevicePathFromText)) { + Status = gBS->InstallMultipleProtocolInterfaces ( + &Handle, + &gEfiDevicePathUtilitiesProtocolGuid, + &mDevicePathUtilities, + &gEfiDevicePathToTextProtocolGuid, + &mDevicePathToText, + &gEfiDevicePathFromTextProtocolGuid, + &mDevicePathFromText, + NULL + ); + } else { + Status = gBS->InstallMultipleProtocolInterfaces ( + &Handle, + &gEfiDevicePathUtilitiesProtocolGuid, + &mDevicePathUtilities, + &gEfiDevicePathToTextProtocolGuid, + &mDevicePathToText, + NULL + ); + } + } else { + if (FeaturePcdGet (PcdDevicePathSupportDevicePathFromText)) { + Status = gBS->InstallMultipleProtocolInterfaces ( + &Handle, + &gEfiDevicePathUtilitiesProtocolGuid, + &mDevicePathUtilities, + &gEfiDevicePathFromTextProtocolGuid, + &mDevicePathFromText, + NULL + ); + } else { + Status = gBS->InstallMultipleProtocolInterfaces ( + &Handle, + &gEfiDevicePathUtilitiesProtocolGuid, + &mDevicePathUtilities, + NULL + ); + } + } + + return Status; +} |