diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/mpc8260ads/network/network.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/mpc8260ads/network/network.c | 84 |
1 files changed, 42 insertions, 42 deletions
diff --git a/c/src/lib/libbsp/powerpc/mpc8260ads/network/network.c b/c/src/lib/libbsp/powerpc/mpc8260ads/network/network.c index ce8e51564e..9de8b0ff26 100644 --- a/c/src/lib/libbsp/powerpc/mpc8260ads/network/network.c +++ b/c/src/lib/libbsp/powerpc/mpc8260ads/network/network.c @@ -250,13 +250,13 @@ m8260_scc_initialize_hardware (struct m8260_hdlc_struct *sc) /* * Allocate mbuf pointers */ - sc->rxMbuf = malloc (sc->rxBdCount * sizeof *sc->rxMbuf, + sc->rxMbuf = malloc (sc->rxBdCount * sizeof *sc->rxMbuf, M_MBUF, M_NOWAIT); - sc->txMbuf = malloc (sc->txBdCount * sizeof *sc->txMbuf, + sc->txMbuf = malloc (sc->txBdCount * sizeof *sc->txMbuf, M_MBUF, M_NOWAIT); if (!sc->rxMbuf || !sc->txMbuf) rtems_panic ("No memory for mbuf pointers"); - + /* * Set receiver and transmitter buffer descriptor bases */ @@ -265,7 +265,7 @@ m8260_scc_initialize_hardware (struct m8260_hdlc_struct *sc) m8260.scc3p.rbase = (char *)sc->rxBdBase - (char *)&m8260; m8260.scc3p.tbase = (char *)sc->txBdBase - (char *)&m8260; - + /* * Send "Init parameters" command */ @@ -277,7 +277,7 @@ m8260_scc_initialize_hardware (struct m8260_hdlc_struct *sc) */ m8260.scc3p.rfcr = M8260_RFCR_MOT | M8260_RFCR_60X_BUS; m8260.scc3p.tfcr = M8260_TFCR_MOT | M8260_TFCR_60X_BUS; - + /* * Set maximum receive buffer length */ @@ -394,7 +394,7 @@ m8260Enet_retire_tx_bd (struct m8260_hdlc_struct *sc) int i; int nRetired; struct mbuf *m, *n; - + i = sc->txBdTail; nRetired = 0; while ((sc->txBdActiveCount != 0) @@ -409,7 +409,7 @@ m8260Enet_retire_tx_bd (struct m8260_hdlc_struct *sc) */ if( status & M8260_BD_UNDERRUN ) { hdlc_driver[0].txUnderrun++; - + /* * Restart the transmitter */ @@ -451,7 +451,7 @@ scc_rxDaemon (void *arg) uint16_t status; m8260BufferDescriptor_t *rxBd; int rxBdIndex; - + /* * Allocate space for incoming packets and start reception */ @@ -479,7 +479,7 @@ scc_rxDaemon (void *arg) rxBdIndex = 0; for (;;) { rxBd = sc->rxBdBase + rxBdIndex; - + /* * Wait for packet if there's not one ready */ @@ -506,7 +506,7 @@ scc_rxDaemon (void *arg) m8260.scc3.sccm |= M8260_SCCE_RXF; /* printk( "Rxdwait "); */ - + rtems_bsdnet_event_receive (INTERRUPT_EVENT, RTEMS_WAIT|RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, @@ -515,7 +515,7 @@ scc_rxDaemon (void *arg) /* printk( "Rxd " ); */ } } - + /* * Check that packet is valid */ @@ -577,13 +577,13 @@ scc_rxDaemon (void *arg) if (status & M8260_BD_CARRIER_LOST) sc->rxLostCarrier++; } - + /* * Reenable the buffer descriptor */ rxBd->status = (status & (M8260_BD_WRAP | M8260_BD_INTERRUPT)) | M8260_BD_EMPTY; - + /* * Move to next buffer descriptor */ @@ -601,12 +601,12 @@ scc_sendpacket (struct ifnet *ifp, struct mbuf *m) struct mbuf *l = NULL; uint16_t status; int nAdded; - + /* * Free up buffer descriptors */ m8260Enet_retire_tx_bd (sc); - + /* * Set up the transmit buffer descriptors. * No need to pad out short packets since the @@ -630,7 +630,7 @@ scc_sendpacket (struct ifnet *ifp, struct mbuf *m) * Clear old events */ m8260.scc3.scce = M8260_SCCE_TX | M8260_SCCE_TXE; - + /* * Wait for buffer descriptor to become available. * Note that the buffer descriptors are checked @@ -646,7 +646,7 @@ scc_sendpacket (struct ifnet *ifp, struct mbuf *m) m8260Enet_retire_tx_bd (sc); while ((sc->txBdActiveCount + nAdded) == sc->txBdCount) { rtems_event_set events; - + /* * Unmask TX (buffer transmitted) event */ @@ -659,13 +659,13 @@ scc_sendpacket (struct ifnet *ifp, struct mbuf *m) m8260Enet_retire_tx_bd (sc); } } - + /* * Don't set the READY flag till the * whole packet has been readied. */ status = nAdded ? M8260_BD_READY : 0; - + /* * FIXME: Why not deal with empty mbufs at at higher level? * The IP fragmentation routine in ip_output @@ -715,7 +715,7 @@ scc_sendpacket (struct ifnet *ifp, struct mbuf *m) if (l != NULL) l->m_next = m; } - + /* * Set the transmit buffer status. * Break out of the loop if this mbuf is the last in the frame. @@ -745,13 +745,13 @@ scc_txDaemon (void *arg) struct ifnet *ifp = &sc->ac_if; struct mbuf *m; rtems_event_set events; - + for (;;) { /* * Wait for packet */ rtems_bsdnet_event_receive (START_TRANSMIT_EVENT, RTEMS_EVENT_ANY | RTEMS_WAIT, RTEMS_NO_TIMEOUT, &events); - + /* * Send packets till queue is empty */ @@ -780,7 +780,7 @@ static void m8260_hdlc_start (struct ifnet *ifp) { struct m8260_hdlc_struct *sc = ifp->if_softc; - + rtems_event_send (sc->txDaemonTid, START_TRANSMIT_EVENT); ifp->if_flags |= IFF_OACTIVE; } @@ -793,22 +793,22 @@ scc_init (void *arg) { struct m8260_hdlc_struct *sc = arg; struct ifnet *ifp = &sc->ac_if; - + if (sc->txDaemonTid == 0) { - + /* * Set up SCC hardware */ m8260_scc_initialize_hardware (sc); - + /* * Start driver tasks */ sc->txDaemonTid = rtems_bsdnet_newproc ("SCtx", 4096, scc_txDaemon, sc); sc->rxDaemonTid = rtems_bsdnet_newproc ("SCrx", 4096, scc_rxDaemon, sc); - + } - + #if 0 /* * Set flags appropriately @@ -823,7 +823,7 @@ scc_init (void *arg) * Tell the world that we're running. */ ifp->if_flags |= IFF_RUNNING; - + /* * Enable receiver and transmitter */ @@ -839,9 +839,9 @@ static void scc_stop (struct m8260_hdlc_struct *sc) { struct ifnet *ifp = &sc->ac_if; - + ifp->if_flags &= ~IFF_RUNNING; - + /* * Shut down receiver and transmitter */ @@ -862,7 +862,7 @@ hdlc_stats (struct m8260_hdlc_struct *sc) printf (" Overrun:%-8lu", sc->rxOverrun); printf (" No Carrier:%-8lu\n", sc->rxLostCarrier); printf (" Discarded:%-8lu\n", (unsigned long)m8260.scc3p.un.hdlc.disfc); - + printf (" Tx Interrupts:%-8lu", sc->txInterrupts); printf (" No Carrier:%-8lu", sc->txLostCarrier); printf (" Underrun:%-8lu\n", sc->txUnderrun); @@ -877,37 +877,37 @@ scc_ioctl (struct ifnet *ifp, int command, caddr_t data) { struct m8260_hdlc_struct *sc = ifp->if_softc; int error = 0; - + switch (command) { case SIOCGIFADDR: case SIOCSIFADDR: hdlc_ioctl (ifp, command, data); break; - + case SIOCSIFFLAGS: switch (ifp->if_flags & (IFF_UP | IFF_RUNNING)) { case IFF_RUNNING: scc_stop (sc); break; - + case IFF_UP: scc_init (sc); break; - + case IFF_UP | IFF_RUNNING: scc_stop (sc); scc_init (sc); break; - + default: break; } break; - + case SIO_RTEMS_SHOW_STATS: hdlc_stats (sc); break; - + /* * FIXME: All sorts of multicast commands need to be added here! */ @@ -930,7 +930,7 @@ rtems_scc3_driver_attach (struct rtems_bsdnet_ifconfig *config) struct ifnet *ifp; int mtu; int i; - + /* * Find a free driver */ @@ -976,7 +976,7 @@ rtems_scc3_driver_attach (struct rtems_bsdnet_ifconfig *config) else sc->txBdCount = TX_BUF_COUNT * TX_BD_PER_BUF; sc->acceptBroadcast = !config->ignore_broadcast; - + /* * Set up network interface values */ @@ -991,7 +991,7 @@ rtems_scc3_driver_attach (struct rtems_bsdnet_ifconfig *config) ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | /*IFF_PROMISC |*/ IFF_NOARP; if (ifp->if_snd.ifq_maxlen == 0) ifp->if_snd.ifq_maxlen = ifqmaxlen; - + /* * Attach the interface */ |