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Do not strip VLAN tag in promiscuous mode.

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This commit is contained in:
Jung-uk Kim 2006-09-18 22:18:21 +00:00
parent f9004b6d2d
commit 3e9b1bcabf
1 changed files with 28 additions and 15 deletions
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43
sys/dev/bge/if_bge.c
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@ -349,6 +349,7 @@ static void bge_ifmedia_sts(struct ifnet *, struct ifmediareq *);
static uint8_t bge_eeprom_getbyte(struct bge_softc *, int, uint8_t *);
static int bge_read_eeprom(struct bge_softc *, caddr_t, int, int);
static void bge_setpromisc(struct bge_softc *);
static void bge_setmulti(struct bge_softc *);
static int bge_newbuf_std(struct bge_softc *, int, struct mbuf *);
@ -936,6 +937,27 @@ bge_init_tx_ring(struct bge_softc *sc)
return (0);
}
static void
bge_setpromisc(struct bge_softc *sc)
{
struct ifnet *ifp;
BGE_LOCK_ASSERT(sc);
ifp = sc->bge_ifp;
/*
* Enable or disable promiscuous mode as needed.
* Do not strip VLAN tag when promiscuous mode is enabled.
*/
if (ifp->if_flags & IFF_PROMISC)
BGE_SETBIT(sc, BGE_RX_MODE, BGE_RXMODE_RX_PROMISC |
BGE_RXMODE_RX_KEEP_VLAN_DIAG);
else
BGE_CLRBIT(sc, BGE_RX_MODE, BGE_RXMODE_RX_PROMISC |
BGE_RXMODE_RX_KEEP_VLAN_DIAG);
}
static void
bge_setmulti(struct bge_softc *sc)
{
@ -2632,7 +2654,8 @@ bge_rxeof(struct bge_softc *sc)
rxidx = cur_rx->bge_idx;
BGE_INC(sc->bge_rx_saved_considx, sc->bge_return_ring_cnt);
if (cur_rx->bge_flags & BGE_RXBDFLAG_VLAN_TAG) {
if (!(ifp->if_flags & IFF_PROMISC) &&
(cur_rx->bge_flags & BGE_RXBDFLAG_VLAN_TAG)) {
have_tag = 1;
vlan_tag = cur_rx->bge_vlan_tag;
}
@ -3315,12 +3338,8 @@ bge_init_locked(struct bge_softc *sc)
CSR_WRITE_4(sc, BGE_MAC_ADDR1_LO, htons(m[0]));
CSR_WRITE_4(sc, BGE_MAC_ADDR1_HI, (htons(m[1]) << 16) | htons(m[2]));
/* Enable or disable promiscuous mode as needed. */
if (ifp->if_flags & IFF_PROMISC) {
BGE_SETBIT(sc, BGE_RX_MODE, BGE_RXMODE_RX_PROMISC);
} else {
BGE_CLRBIT(sc, BGE_RX_MODE, BGE_RXMODE_RX_PROMISC);
}
/* Program promiscuous mode. */
bge_setpromisc(sc);
/* Program multicast filter. */
bge_setmulti(sc);
@ -3555,14 +3574,8 @@ bge_ioctl(struct ifnet *ifp, u_long command, caddr_t data)
*/
if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
flags = ifp->if_flags ^ sc->bge_if_flags;
if (flags & IFF_PROMISC) {
if (ifp->if_flags & IFF_PROMISC)
BGE_SETBIT(sc, BGE_RX_MODE,
BGE_RXMODE_RX_PROMISC);
else
BGE_CLRBIT(sc, BGE_RX_MODE,
BGE_RXMODE_RX_PROMISC);
}
if (flags & IFF_PROMISC)
bge_setpromisc(sc);
if (flags & IFF_ALLMULTI)
bge_setmulti(sc);
} else