- //\r
- // HotPlugDeviceGuid indicates ControllerHandle stands for a hot plug device.\r
- //\r
- Status = gBS->OpenProtocol (\r
- ControllerHandle,\r
- &gEfiHotPlugDeviceGuid,\r
- NULL,\r
- DriverBindingHandle,\r
- ControllerHandle,\r
- EFI_OPEN_PROTOCOL_TEST_PROTOCOL\r
- );\r
- if (EFI_ERROR (Status)) {\r
- return FALSE;\r
+ CheckDevicePath = DevicePath;\r
+ while (!IsDevicePathEnd (CheckDevicePath)) {\r
+ //\r
+ // Check device whether is hot plug device or not throught Device Path\r
+ // \r
+ if ((DevicePathType (CheckDevicePath) == MESSAGING_DEVICE_PATH) &&\r
+ (DevicePathSubType (CheckDevicePath) == MSG_USB_DP ||\r
+ DevicePathSubType (CheckDevicePath) == MSG_USB_CLASS_DP ||\r
+ DevicePathSubType (CheckDevicePath) == MSG_USB_WWID_DP)) {\r
+ //\r
+ // If Device is USB device\r
+ //\r
+ return TRUE;\r
+ }\r
+ if ((DevicePathType (CheckDevicePath) == HARDWARE_DEVICE_PATH) &&\r
+ (DevicePathSubType (CheckDevicePath) == HW_PCCARD_DP)) {\r
+ //\r
+ // If Device is PCCard\r
+ //\r
+ return TRUE;\r
+ }\r
+ \r
+ CheckDevicePath = NextDevicePathNode (CheckDevicePath);\r