Index: uspace/drv/nic/rtl8169/driver.c
===================================================================
--- uspace/drv/nic/rtl8169/driver.c	(revision a41b691f9b8952e4787a59073f53bc87130b77a1)
+++ uspace/drv/nic/rtl8169/driver.c	(revision 2f11e6c9c9ca98eb176bceced095f74267a1d662)
@@ -27,6 +27,4 @@
  */
 
-#define	_DDF_DATA_IMPLANT
-
 #include <assert.h>
 #include <errno.h>
@@ -439,5 +437,4 @@
 	nic_set_ddf_fun(nic_data, fun);
 	ddf_fun_set_ops(fun, &rtl8169_dev_ops);
-//	ddf_fun_data_implant(fun, nic_data);
 
 	rc = ddf_fun_bind(fun);
@@ -739,7 +736,4 @@
 	pio_write_16(rtl8169->regs + RMS, BUFFER_SIZE);
 
-	ddf_msg(LVL_NOTE, "RCR: 0x%08x", pio_read_32(rtl8169->regs + RCR));
-
-
 	pio_write_16(rtl8169->regs + IMR, 0xffff);
 	irc_enable_interrupt(rtl8169->irq);
@@ -816,6 +810,7 @@
 	rtl8169_t *rtl8169 = nic_get_specific(nic_data);
 	rtl8169_descr_t *descr;
-
-	ddf_msg(LVL_NOTE, "rtl8169_transmit_done()");
+	int sent = 0;
+
+	ddf_msg(LVL_DEBUG, "rtl8169_transmit_done()");
 
 	fibril_mutex_lock(&rtl8169->tx_lock);
@@ -828,8 +823,12 @@
 		descr->control &= (~CONTROL_OWN);
 		write_barrier();
-		ddf_msg(LVL_NOTE, "TX status for descr %d: 0x%08x", tail, descr->control);
+		ddf_msg(LVL_DEBUG, "TX status for descr %d: 0x%08x", tail, descr->control);
 	
 		tail = (tail + 1) % TX_BUFFERS_COUNT;
-	}
+		sent++;
+	}
+
+	if (sent != 0)
+		nic_set_tx_busy(nic_data, 0);
 
 	rtl8169->tx_tail = tail;
@@ -849,5 +848,5 @@
 	int frame_size;
 
-	ddf_msg(LVL_NOTE, "rtl8169_receive_done()");
+	ddf_msg(LVL_DEBUG, "rtl8169_receive_done()");
 
 	fibril_mutex_lock(&rtl8169->rx_lock);
@@ -862,5 +861,5 @@
 
 		if (descr->control & RXSTATUS_RES) {
-			ddf_msg(LVL_NOTE, "error at slot %d: 0x%08x\n", tail, descr->control);
+			ddf_msg(LVL_WARN, "error at slot %d: 0x%08x\n", tail, descr->control);
 			tail = (tail + 1) % RX_BUFFERS_COUNT;
 			continue;
@@ -871,6 +870,5 @@
 		
 		if (descr->control & CONTROL_LS) {
-
-			ddf_msg(LVL_NOTE, "received message at slot %d, control 0x%08x", tail, descr->control);
+			ddf_msg(LVL_DEBUG, "received message at slot %d, control 0x%08x", tail, descr->control);
 
 			if (fsidx != tail)
@@ -907,5 +905,5 @@
 	rtl8169_t *rtl8169 = nic_get_specific(nic_data);
 
-	ddf_msg(LVL_NOTE, "rtl8169_irq_handler(): isr=0x%04x", isr);
+	ddf_msg(LVL_DEBUG, "rtl8169_irq_handler(): isr=0x%04x", isr);
 	pio_write_16(rtl8169->regs + IMR, 0xffff);
 
@@ -963,5 +961,5 @@
 	fibril_mutex_lock(&rtl8169->tx_lock);
 
-	ddf_msg(LVL_NOTE, "send_frame: size: %zu, tx_head=%d tx_tail=%d",
+	ddf_msg(LVL_DEBUG, "send_frame: size: %zu, tx_head=%d tx_tail=%d",
 	    size, rtl8169->tx_head, rtl8169->tx_tail);
 
@@ -986,5 +984,5 @@
 	prev = &rtl8169->tx_ring[(head - 1) % TX_BUFFERS_COUNT];
 
-	ddf_msg(LVL_NOTE, "current_descr=%p, prev_descr=%p", descr, prev);
+	ddf_msg(LVL_DEBUG, "current_descr=%p, prev_descr=%p", descr, prev);
 
 	descr->control = CONTROL_OWN | CONTROL_FS | CONTROL_LS;