Index: uspace/lib/usb/include/usb/request.h
===================================================================
--- uspace/lib/usb/include/usb/request.h	(revision 50114efd017bd4d641fbd590292a3fc272eae209)
+++ uspace/lib/usb/include/usb/request.h	(revision 25bbaeafe7c7943b8afcc5bd50a1f16befced2cb)
@@ -41,4 +41,13 @@
 #include <usb/pipes.h>
 #include <usb/descriptor.h>
+
+/** USB device status - device is self powered (opposed to bus powered). */
+#define USB_DEVICE_STATUS_SELF_POWERED ((uint16_t)(1 << 0))
+
+/** USB device status - remote wake-up signaling is enabled. */
+#define USB_DEVICE_STATUS_REMOTE_WAKEUP ((uint16_t)(1 << 1))
+
+/** USB endpoint status - endpoint is halted (stalled). */
+#define USB_ENDPOINT_STATUS_HALTED ((uint16_t)(1 << 0))
 
 /** Standard device request. */