PERFORCE change 195492 for review

[Jakub Wojciech Klama]

http://p4web.freebsd.org/@@195492?ac=10

Change 195492 by jceel at jceel_cyclone on 2011/06/29 02:14:41

	Fixes in ethernet driver.

Affected files ...

.. //depot/projects/soc2011/jceel_lpc/sys/arm/lpc/if_lpe.c#3 edit
.. //depot/projects/soc2011/jceel_lpc/sys/arm/lpc/if_lpereg.h#3 edit

Differences ...

==== //depot/projects/soc2011/jceel_lpc/sys/arm/lpc/if_lpe.c#3 (text+ko) ====

@@ -479,6 +479,10 @@
 //	device_printf(sc->lpe_dev, "lpe_start_locked()\n");
 
 	while (!IFQ_DRV_IS_EMPTY(&ifp->if_snd)) {
+		if (lpe_read_4(sc, LPE_TXDESC_PROD) ==
+		    lpe_read_4(sc, LPE_TXDESC_CONS) - 5)
+			break;
+
 		/* Dequeue first packet */
 		IFQ_DRV_DEQUEUE(&ifp->if_snd, m_head);
 		if (!m_head)
@@ -541,7 +545,7 @@
 		if (i == nsegs - 1) {
 			hwd->lhr_control |= LPE_HWDESC_LASTFLAG;
 			hwd->lhr_control |= LPE_HWDESC_INTERRUPT;
-			hwd->lhr_control |= (1 << 28) | (1 << 29);
+			hwd->lhr_control |= (1 << 28) | (1 << 29); // XXX
 		}
 
 		LPE_INC(prod, LPE_TXDESC_NUM);

==== //depot/projects/soc2011/jceel_lpc/sys/arm/lpc/if_lpereg.h#3 (text+ko) ====