diff options
Diffstat (limited to 'ArmPkg/Library/BdsLib/BdsFilePath.c')
| -rw-r--r-- | ArmPkg/Library/BdsLib/BdsFilePath.c | 28 |
1 files changed, 27 insertions, 1 deletions
diff --git a/ArmPkg/Library/BdsLib/BdsFilePath.c b/ArmPkg/Library/BdsLib/BdsFilePath.c index be1a824d50..69aa25561c 100644 --- a/ArmPkg/Library/BdsLib/BdsFilePath.c +++ b/ArmPkg/Library/BdsLib/BdsFilePath.c @@ -298,6 +298,18 @@ TryRemovableDevice ( return Status; } +/** + Connect a Device Path and return the handle of the driver that support this DevicePath + + @param DevicePath Device Path of the File to connect + @param Handle Handle of the driver that support this DevicePath + @param RemainingDevicePath Remaining DevicePath nodes that do not match the driver DevicePath + + @retval EFI_SUCCESS A driver that matches the Device Path has been found + @retval EFI_NOT_FOUND No handles match the search. + @retval EFI_INVALID_PARAMETER DevicePath or Handle is NULL + +**/ EFI_STATUS BdsConnectDevicePath ( IN EFI_DEVICE_PATH_PROTOCOL* DevicePath, @@ -335,7 +347,7 @@ BdsConnectDevicePath ( // Now, we have got the whole Device Path connected, call again ConnectController to ensure all the supported Driver // Binding Protocol are connected (such as DiskIo and SimpleFileSystem) Remaining = DevicePath; - Status = gBS->LocateDevicePath(&gEfiDevicePathProtocolGuid,&Remaining,Handle); + Status = gBS->LocateDevicePath (&gEfiDevicePathProtocolGuid,&Remaining,Handle); if (!EFI_ERROR (Status)) { Status = gBS->ConnectController (*Handle, NULL, Remaining, FALSE); if (EFI_ERROR (Status)) { @@ -420,6 +432,9 @@ BdsFileSystemLoadImage ( File = NULL; Status = Fs->Open(Fs, &File, FilePathDevicePath->PathName, EFI_FILE_MODE_READ, 0); + if (EFI_ERROR(Status)) { + return Status; + } Size = 0; File->GetInfo(File, &gEfiFileInfoGuid, &Size, NULL); @@ -811,6 +826,17 @@ BdsLoadImage ( return EFI_UNSUPPORTED; } +/** + Start an EFI Application from a Device Path + + @param ParentImageHandle Handle of the calling image + @param DevicePath Location of the EFI Application + + @retval EFI_SUCCESS All drivers have been connected + @retval EFI_NOT_FOUND The Linux kernel Device Path has not been found + @retval EFI_OUT_OF_RESOURCES There is not enough resource memory to store the matching results. + +**/ EFI_STATUS BdsStartEfiApplication ( IN EFI_HANDLE ParentImageHandle, |