diff options
| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2011-04-11 11:55:42 +0000 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2011-04-11 11:55:42 +0000 |
| commit | 2bda489ed933f08c1b1a6ad16a0abb48cdf9d145 (patch) | |
| tree | b53ed6439d69ed2ee0675b6028fb09beae2b6f0a /c | |
| parent | 2011-04-07 Joel Sherrill <joel.sherrill@oarcorp.com> (diff) | |
| download | rtems-2bda489ed933f08c1b1a6ad16a0abb48cdf9d145.tar.bz2 | |
2011-04-11 Keith Robertson <kjrobert at alumni dot uwaterloo dot ca>
* ne2000/ne2000.c: Add multicast support. Patch submitted to mailing
list 2005-12-21.
Diffstat (limited to 'c')
| -rw-r--r-- | c/src/lib/libbsp/i386/pc386/ChangeLog | 5 | ||||
| -rw-r--r-- | c/src/lib/libbsp/i386/pc386/ne2000/ne2000.c | 43 |
2 files changed, 45 insertions, 3 deletions
diff --git a/c/src/lib/libbsp/i386/pc386/ChangeLog b/c/src/lib/libbsp/i386/pc386/ChangeLog index a801dd9ee9..c7678cc52e 100644 --- a/c/src/lib/libbsp/i386/pc386/ChangeLog +++ b/c/src/lib/libbsp/i386/pc386/ChangeLog @@ -1,3 +1,8 @@ +2011-04-11 Keith Robertson <kjrobert at alumni dot uwaterloo dot ca> + + * ne2000/ne2000.c: Add multicast support. Patch submitted to mailing + list 2005-12-21. + 2011-03-16 Jennifer Averett <jennifer.averett@OARcorp.com> PR 1729/cpukit diff --git a/c/src/lib/libbsp/i386/pc386/ne2000/ne2000.c b/c/src/lib/libbsp/i386/pc386/ne2000/ne2000.c index 616a111ea3..029fcd6c8e 100644 --- a/c/src/lib/libbsp/i386/pc386/ne2000/ne2000.c +++ b/c/src/lib/libbsp/i386/pc386/ne2000/ne2000.c @@ -505,6 +505,9 @@ ne_init_hardware (struct ne_softc *sc) /* accept broadcast */ outport_byte (port + RCR, (sc->accept_broadcasts ? MSK_AB : 0)); + /* accept multicast */ + outport_byte (port + RCR, MSK_AM); + /* Start interface */ outport_byte (port + CMDR, MSK_PG0 | MSK_RD2 | MSK_STA); @@ -1073,6 +1076,28 @@ ne_stats (struct ne_softc *sc) printf (" Interrupts: %-8lu\n", sc->stats.interrupts); } +static int ne_set_multicast_filter(struct ne_softc* sc) +{ + int i=0; + unsigned int port = sc->port; + unsigned char cmd = 0; + + /* Save CMDR settings */ + inport_byte(port + CMDR, cmd); + /* Change to page 1 */ + outport_byte(port + CMDR, cmd | MSK_PG1); + + /* Set MAR to accept _all_ multicast packets */ + for (i = 0; i < MARsize; ++i) { + outport_byte (port + MAR + i, 0xFF); + } + + /* Revert to original CMDR settings */ + outport_byte(port + CMDR, cmd); + + return 0; +} + /* NE2000 driver ioctl handler. */ static int @@ -1106,13 +1131,25 @@ ne_ioctl (struct ifnet *ifp, ioctl_command_t command, caddr_t data) break; } break; + + case SIOCADDMULTI: + case SIOCDELMULTI: + { + struct ifreq* ifr = (struct ifreq*) data; + error = (command == SIOCADDMULTI ? + ether_addmulti(ifr, &(sc->arpcom)) : + ether_delmulti(ifr, &(sc->arpcom)) ); + /* ENETRESET indicates that driver should update its multicast filters */ + if(error == ENETRESET) { + error = ne_set_multicast_filter(sc); + } + break; + } case SIO_RTEMS_SHOW_STATS: ne_stats (sc); break; - /* FIXME: Multicast commands must be added here. */ - default: error = EINVAL; break; @@ -1264,7 +1301,7 @@ rtems_ne_driver_attach (struct rtems_bsdnet_ifconfig *config, int attach) ifp->if_watchdog = ne_watchdog; ifp->if_start = ne_start; ifp->if_output = ether_output; - ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX; + ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; if (ifp->if_snd.ifq_maxlen == 0) ifp->if_snd.ifq_maxlen = ifqmaxlen; |