diff --git a/src/add-ons/kernel/bus_managers/usb/Pipe.cpp b/src/add-ons/kernel/bus_managers/usb/Pipe.cpp
index 610ff6c8a6..f693f63be3 100644
--- a/src/add-ons/kernel/bus_managers/usb/Pipe.cpp
+++ b/src/add-ons/kernel/bus_managers/usb/Pipe.cpp
@@ -187,7 +187,7 @@ BulkPipe::QueueBulk(void *data, size_t dataLength, usb_callback_func callback,
 
 status_t
 BulkPipe::QueueBulkV(iovec *vector, size_t vectorCount,
-	usb_callback_func callback, void *callbackCookie)
+	usb_callback_func callback, void *callbackCookie, bool physical)
 {
 	if (vectorCount > 0 && vector == NULL)
 		return B_BAD_VALUE;
@@ -196,6 +196,7 @@ BulkPipe::QueueBulkV(iovec *vector, size_t vectorCount,
 	if (!transfer)
 		return B_NO_MEMORY;
 
+	transfer->SetPhysical(physical);
 	transfer->SetVector(vector, vectorCount);
 	transfer->SetCallback(callback, callbackCookie);
 
diff --git a/src/add-ons/kernel/bus_managers/usb/Transfer.cpp b/src/add-ons/kernel/bus_managers/usb/Transfer.cpp
index c6ad201ea0..83868ae14c 100644
--- a/src/add-ons/kernel/bus_managers/usb/Transfer.cpp
+++ b/src/add-ons/kernel/bus_managers/usb/Transfer.cpp
@@ -17,6 +17,7 @@ Transfer::Transfer(Pipe *pipe)
 		fVector(&fData),
 		fVectorCount(0),
 		fBaseAddress(NULL),
+		fPhysical(false),
 		fFragmented(false),
 		fActualLength(0),
 		fUserArea(-1),
@@ -76,6 +77,13 @@ Transfer::SetData(uint8 *data, size_t dataLength)
 }
 
 
+void
+Transfer::SetPhysical(bool physical)
+{
+	fPhysical = physical;
+}
+
+
 void
 Transfer::SetVector(iovec *vector, size_t vectorCount)
 {
diff --git a/src/add-ons/kernel/bus_managers/usb/usb.cpp b/src/add-ons/kernel/bus_managers/usb/usb.cpp
index b5b4b11427..b6f8f01c31 100644
--- a/src/add-ons/kernel/bus_managers/usb/usb.cpp
+++ b/src/add-ons/kernel/bus_managers/usb/usb.cpp
@@ -323,14 +323,29 @@ status_t
 queue_bulk_v(usb_pipe pipe, iovec *vector, size_t vectorCount,
 	usb_callback_func callback, void *callbackCookie)
 {
-	TRACE_MODULE("queue_bulk(%ld, %p, %ld, %p, %p)\n",
+	TRACE_MODULE("queue_bulk_v(%ld, %p, %ld, %p, %p)\n",
 		pipe, vector, vectorCount, callback, callbackCookie);
 	Object *object = gUSBStack->GetObject(pipe);
 	if (!object || (object->Type() & USB_OBJECT_BULK_PIPE) == 0)
 		return B_DEV_INVALID_PIPE;
 
 	return ((BulkPipe *)object)->QueueBulkV(vector, vectorCount, callback,
-		callbackCookie);
+		callbackCookie, false);
+}
+
+
+status_t
+queue_bulk_v_physical(usb_pipe pipe, iovec *vector, size_t vectorCount,
+	usb_callback_func callback, void *callbackCookie)
+{
+	TRACE_MODULE("queue_bulk_v_physical(%ld, %p, %ld, %p, %p)\n",
+		pipe, vector, vectorCount, callback, callbackCookie);
+	Object *object = gUSBStack->GetObject(pipe);
+	if (!object || (object->Type() & USB_OBJECT_BULK_PIPE) == 0)
+		return B_DEV_INVALID_PIPE;
+
+	return ((BulkPipe *)object)->QueueBulkV(vector, vectorCount, callback,
+		callbackCookie, true);
 }
 
 
@@ -537,6 +552,7 @@ struct usb_module_info gModuleInfoV3 = {
 	get_device_parent,					// get_device_parent
 	reset_port,							// reset_port
 	disable_port						// disable_port
+	//queue_bulk_v_physical				// queue_bulk_v_physical
 };
 
 
diff --git a/src/add-ons/kernel/bus_managers/usb/usb_p.h b/src/add-ons/kernel/bus_managers/usb/usb_p.h
index d6cb61cb70..f6390a142b 100644
--- a/src/add-ons/kernel/bus_managers/usb/usb_p.h
+++ b/src/add-ons/kernel/bus_managers/usb/usb_p.h
@@ -397,7 +397,8 @@ virtual	const char *					TypeName() { return "bulk pipe"; };
 		status_t						QueueBulkV(iovec *vector,
 											size_t vectorCount,
 											usb_callback_func callback,
-											void *callbackCookie);
+											void *callbackCookie,
+											bool physical);
 };
 
 
@@ -603,6 +604,9 @@ public:
 		uint8 *						Data() { return (uint8 *)fData.iov_base; };
 		size_t						DataLength() { return fData.iov_len; };
 
+		void						SetPhysical(bool physical);
+		bool						IsPhysical() { return fPhysical; };
+
 		void						SetVector(iovec *vector, size_t vectorCount);
 		iovec *						Vector() { return fVector; };
 		size_t						VectorCount() { return fVectorCount; };
@@ -633,6 +637,7 @@ private:
 		iovec *						fVector;
 		size_t						fVectorCount;
 		void *						fBaseAddress;
+		bool						fPhysical;
 		bool						fFragmented;
 		size_t						fActualLength;
 		area_id						fUserArea;