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-rw-r--r--sys/dev/pci/if_stge.c55
1 files changed, 39 insertions, 16 deletions
diff --git a/sys/dev/pci/if_stge.c b/sys/dev/pci/if_stge.c
index d9e75e8e1d1..c05e341855f 100644
--- a/sys/dev/pci/if_stge.c
+++ b/sys/dev/pci/if_stge.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: if_stge.c,v 1.41 2008/10/02 20:21:14 brad Exp $ */
+/* $OpenBSD: if_stge.c,v 1.42 2008/10/22 03:03:48 brad Exp $ */
/* $NetBSD: if_stge.c,v 1.27 2005/05/16 21:35:32 bouyer Exp $ */
/*-
@@ -390,6 +390,10 @@ stge_attach(struct device *parent, struct device *self, void *aux)
ifp->if_capabilities = IFCAP_VLAN_MTU;
+#if NVLAN > 0
+ ifp->if_capabilities |= IFCAP_VLAN_HWTAGGING;
+#endif
+
/*
* The manual recommends disabling early transmit, so we
* do. It's disabled anyway, if using IP checksumming,
@@ -501,7 +505,7 @@ stge_start(struct ifnet *ifp)
struct stge_tfd *tfd;
bus_dmamap_t dmamap;
int error, firsttx, nexttx, opending, seg, totlen;
- uint64_t csum_flags = 0;
+ uint64_t csum_flags = 0, tfc;
if ((ifp->if_flags & (IFF_RUNNING|IFF_OACTIVE)) != IFF_RUNNING)
return;
@@ -602,11 +606,19 @@ stge_start(struct ifnet *ifp)
/*
* Initialize the descriptor and give it to the chip.
*/
- tfd->tfd_control = htole64(TFD_FrameId(nexttx) |
- TFD_WordAlign(/*totlen & */3) |
- TFD_FragCount(seg) | csum_flags |
- (((nexttx & STGE_TXINTR_SPACING_MASK) == 0) ?
- TFD_TxDMAIndicate : 0));
+ tfc = TFD_FrameId(nexttx) | TFD_WordAlign(/*totlen & */3) |
+ TFD_FragCount(seg) | csum_flags;
+ if ((nexttx & STGE_TXINTR_SPACING_MASK) == 0)
+ tfc |= TFD_TxDMAIndicate;
+
+#if NVLAN > 0
+ /* Check if we have a VLAN tag to insert. */
+ if (m0->m_flags & M_VLANTAG)
+ tfc |= (TFD_VLANTagInsert |
+ TFD_VID(m0->m_pkthdr.ether_vtag));
+#endif
+
+ tfd->tfd_control = htole64(tfc);
/* Sync the descriptor. */
STGE_CDTXSYNC(sc, nexttx,
@@ -1029,16 +1041,23 @@ stge_rxintr(struct stge_softc *sc)
/*
* Set the incoming checksum information for the packet.
*/
- if (status & RFD_IPDetected) {
- if (!(status & RFD_IPError))
- m->m_pkthdr.csum_flags |= M_IPV4_CSUM_IN_OK;
- if ((status & RFD_TCPDetected) &&
- (!(status & RFD_TCPError)))
- m->m_pkthdr.csum_flags |= M_TCP_CSUM_IN_OK;
- else if ((status & RFD_UDPDetected) &&
- (!(status & RFD_UDPError)))
- m->m_pkthdr.csum_flags |= M_UDP_CSUM_IN_OK;
+ if ((status & RFD_IPDetected) &&
+ (!(status & RFD_IPError)))
+ m->m_pkthdr.csum_flags |= M_IPV4_CSUM_IN_OK;
+ if ((status & RFD_TCPDetected) &&
+ (!(status & RFD_TCPError)))
+ m->m_pkthdr.csum_flags |= M_TCP_CSUM_IN_OK;
+ else if ((status & RFD_UDPDetected) &&
+ (!(status & RFD_UDPError)))
+ m->m_pkthdr.csum_flags |= M_UDP_CSUM_IN_OK;
+
+#if NVLAN > 0
+ /* Check for VLAN tagged packets. */
+ if (status & RFD_VLANDetected) {
+ m->m_pkthdr.ether_vtag = RFD_TCI(status);
+ m->m_flags |= M_VLANTAG;
}
+#endif
m->m_pkthdr.rcvif = ifp;
m->m_pkthdr.len = len;
@@ -1314,6 +1333,10 @@ stge_init(struct ifnet *ifp)
*/
sc->sc_MACCtrl = MC_IFSSelect(0);
CSR_WRITE_4(sc, STGE_MACCtrl, sc->sc_MACCtrl);
+
+ if (ifp->if_capabilities & IFCAP_VLAN_HWTAGGING)
+ sc->sc_MACCtrl = MC_AutoVLANuntagging;
+
sc->sc_MACCtrl |= MC_StatisticsEnable | MC_TxEnable | MC_RxEnable;
if (sc->sc_rev >= 6) { /* >= B.2 */