diff options
Diffstat (limited to '')
| -rw-r--r-- | c/src/lib/libbsp/m68k/gen68360/network/network.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/c/src/lib/libbsp/m68k/gen68360/network/network.c b/c/src/lib/libbsp/m68k/gen68360/network/network.c index b04326350a..db0340cc58 100644 --- a/c/src/lib/libbsp/m68k/gen68360/network/network.c +++ b/c/src/lib/libbsp/m68k/gen68360/network/network.c @@ -413,7 +413,7 @@ scc_rxDaemon (void *arg) struct ifnet *ifp = &sc->arpcom.ac_if; struct mbuf *m; rtems_unsigned16 status; - m360BufferDescriptor_t *rxBd; + volatile m360BufferDescriptor_t *rxBd; int rxBdIndex; /* @@ -426,11 +426,11 @@ scc_rxDaemon (void *arg) m->m_pkthdr.rcvif = ifp; sc->rxMbuf[rxBdIndex] = m; rxBd->buffer = mtod (m, void *); - rxBd->status = M360_BD_EMPTY | M360_BD_INTERRUPT; if (++rxBdIndex == sc->rxBdCount) { - rxBd->status |= M360_BD_WRAP; + rxBd->status = M360_BD_EMPTY | M360_BD_INTERRUPT | M360_BD_WRAP; break; } + rxBd->status = M360_BD_EMPTY | M360_BD_INTERRUPT; } /* @@ -457,12 +457,15 @@ scc_rxDaemon (void *arg) * `if' above, and the clearing of the event register. */ while ((status = rxBd->status) & M360_BD_EMPTY) { + rtems_interrupt_level level; rtems_event_set events; /* * Unmask RXF (Full frame received) event */ + rtems_interrupt_disable (level); m360.scc1.sccm |= 0x8; + rtems_interrupt_enable (level); rtems_bsdnet_event_receive (INTERRUPT_EVENT, RTEMS_WAIT|RTEMS_EVENT_ANY, @@ -590,13 +593,16 @@ sendpacket (struct ifnet *ifp, struct mbuf *m) */ m360Enet_retire_tx_bd (sc); while ((sc->txBdActiveCount + nAdded) == sc->txBdCount) { + rtems_interrupt_level level; rtems_event_set events; /* * Unmask TXB (buffer transmitted) and * TXE (transmitter error) events. */ + rtems_interrupt_disable (level); m360.scc1.sccm |= 0x12; + rtems_interrupt_enable (level); rtems_bsdnet_event_receive (INTERRUPT_EVENT, RTEMS_WAIT|RTEMS_EVENT_ANY, RTEMS_NO_TIMEOUT, |