if (call RadioOff.isOff())
signal RadioOff.offDone();
- else
- ASSERT(call RadioOff.off() == SUCCESS);
+ else if (call RadioOff.off() != SUCCESS)
+ ASSERT(0);
}
async event void RadioOff.offDone()
async event void BeaconRx.enableRxDone()
{
+ uint32_t dt;
+
switch (m_state)
{
case S_INITIAL_SCAN:
+ // "To acquire beacon synchronization, a device shall enable its
+ // receiver and search for at most [aBaseSuperframeDuration * (2^n + 1)]
+ // symbols, where n is the value of macBeaconOrder [...] Once the number
+ // of missed beacons reaches aMaxLostBeacons, the MLME shall notify the
+ // next higher layer." (Sect. 7.5.4.1)
m_state = S_RECEIVING;
- call TrackAlarm.start((((uint32_t) 1 << m_beaconOrder) + (uint32_t) 1) *
- (uint32_t) IEEE154_aBaseSuperframeDuration * (uint32_t) IEEE154_aMaxLostBeacons);
+ dt = (((uint32_t) 1 << m_beaconOrder) + (uint32_t) 1) *
+ (uint32_t) IEEE154_aBaseSuperframeDuration *
+ (uint32_t) IEEE154_aMaxLostBeacons;
+ call TrackAlarm.start(dt);
+ dbg_serial("BeaconSynchronizeP","Rx enabled, expecting beacon within %lu symbols.\n", dt);
break;
case S_PREPARE:
m_state = S_RECEIVING;
- dbg_serial("BeaconSynchronizeP","Rx enabled, expecting beacon in %lu symbols.\n",
- (uint32_t) ((m_lastBeaconRxTime + m_dt) - call TrackAlarm.getNow()));
- call TrackAlarm.startAt(m_lastBeaconRxTime, m_dt + IEEE154_MAX_BEACON_LISTEN_TIME(m_beaconOrder));
+ dt = m_dt + IEEE154_MAX_BEACON_LISTEN_TIME(m_beaconOrder);
+ call TrackAlarm.startAt(m_lastBeaconRxTime, dt);
+ dbg_serial("BeaconSynchronizeP","Rx enabled, expecting beacon within %lu symbols.\n",
+ (uint32_t) ((m_lastBeaconRxTime + dt) - call TrackAlarm.getNow()));
break;
default:
ASSERT(0);