otError utilsFlashStatusWait(uint32_t aTimeout)
{
otError error = OT_ERROR_BUSY;
if (aTimeout == 0)
{
if (!nrf5FlashIsBusy())
{
error = OT_ERROR_NONE;
}
}
else
{
uint32_t startTime = otPlatAlarmMilliGetNow();
do
{
if (!nrf5FlashIsBusy())
{
error = OT_ERROR_NONE;
break;
}
} while (otPlatAlarmMilliGetNow() - startTime < aTimeout);
}
return error;
}
void ExampleProcess(otInstance *aInstance)
{
static int aliveLEDcounter = 0;
otDeviceRole devRole;
static int thrValue;
devRole = otThreadGetDeviceRole(aInstance);
if (sBlink == false && otPlatAlarmMilliGetNow() != 0)
{
sMsCounterInit = otPlatAlarmMilliGetNow();
sBlink = true;
}
sMsCounter = otPlatAlarmMilliGetNow() - sMsCounterInit;
switch (devRole)
{
case OT_DEVICE_ROLE_LEADER:
thrValue = LEADER_BLINK_TIME;
break;
case OT_DEVICE_ROLE_ROUTER:
thrValue = ROUTER_BLINK_TIME;
break;
case OT_DEVICE_ROLE_CHILD:
thrValue = CHILD_BLINK_TIME;
break;
default:
thrValue = 0x00;
}
if ((thrValue != 0x00) && (sMsCounter >= thrValue))
{
hw_gpio_toggle(HW_GPIO_PORT_1, HW_GPIO_PIN_5);
sMsCounterInit = otPlatAlarmMilliGetNow();
}
if (thrValue == 0)
{
// No specific role, let's generate 'alive blink'
// to inform that we are running.
// Loop counter is used to run even if timers
// are not initialized yet.
aliveLEDcounter++;
if (aliveLEDcounter > ALIVE_LED_PERIOD)
{
aliveLEDcounter = 0;
hw_gpio_set_active(HW_GPIO_PORT_1, HW_GPIO_PIN_5);
}
if (aliveLEDcounter > ALIVE_LED_DUTY)
{
hw_gpio_set_inactive(HW_GPIO_PORT_1, HW_GPIO_PIN_5);
}
}
}
static void waitInState(SdFlashState state)
{
uint32_t startTime = otPlatAlarmMilliGetNow();
do
{
nrf_sdh_evts_poll();
if (sState != state)
{
break;
}
}
while (otPlatAlarmMilliGetNow() - startTime < FLASH_TIMEOUT);
}
/**
* Function documented in platform-cc2650.h
*/
void cc2650AlarmProcess(otInstance *aInstance)
{
uint32_t offsetTime;
if (sIsRunning)
{
/* unsinged subtraction will result in the absolute offset */
offsetTime = otPlatAlarmMilliGetNow() - sTime0;
if (sAlarmTime <= offsetTime)
{
sIsRunning = false;
#if OPENTHREAD_ENABLE_DIAG
if (otPlatDiagModeGet())
{
otPlatDiagAlarmFired(aInstance);
}
else
#endif /* OPENTHREAD_ENABLE_DIAG */
{
otPlatAlarmMilliFired(aInstance);
}
}
}
}
static void cdcAcmUserEventHandler(app_usbd_class_inst_t const *aCdcAcmInstance, app_usbd_cdc_acm_user_event_t aEvent)
{
app_usbd_cdc_acm_t const *cdcAcmClass = app_usbd_cdc_acm_class_get(aCdcAcmInstance);
switch (aEvent)
{
case APP_USBD_CDC_ACM_USER_EVT_PORT_OPEN:
// Setup first transfer.
(void)app_usbd_cdc_acm_read_any(&sAppCdcAcm, sRxBuffer, sizeof(sRxBuffer));
sUsbState.mOpenTimestamp = otPlatAlarmMilliGetNow();
break;
case APP_USBD_CDC_ACM_USER_EVT_PORT_CLOSE:
break;
case APP_USBD_CDC_ACM_USER_EVT_TX_DONE:
sUsbState.mTransferDone = true;
break;
case APP_USBD_CDC_ACM_USER_EVT_RX_DONE:
sUsbState.mReceiveDone = true;
// Get amount of data received.
sUsbState.mReceivedDataSize = app_usbd_cdc_acm_rx_size(cdcAcmClass);
break;
default:
break;
}
}
otError utilsFlashStatusWait(uint32_t aTimeout)
{
otError error = OT_ERROR_BUSY;
uint32_t start = otPlatAlarmMilliGetNow();
do
{
if (FTFA->FSTAT & FTFA_FSTAT_CCIF_MASK)
{
error = OT_ERROR_NONE;
break;
}
} while (aTimeout && ((otPlatAlarmMilliGetNow() - start) < aTimeout));
return error;
}
static void handleRx(void)
{
if (sRxDone)
{
sRxDone = false;
if (otPlatRadioGetPromiscuous(sInstance))
{
// Timestamp
sReceiveFrame.mInfo.mRxInfo.mMsec = otPlatAlarmMilliGetNow();
sReceiveFrame.mInfo.mRxInfo.mUsec = 0; // Don't support microsecond timer for now.
}
#if OPENTHREAD_ENABLE_DIAG
if (otPlatDiagModeGet())
{
otPlatDiagRadioReceiveDone(sInstance, &sReceiveFrame, OT_ERROR_NONE);
}
else
#endif
{
// signal MAC layer for each received frame if promiscous is enabled
// otherwise only signal MAC layer for non-ACK frame
if (sPromiscuous || sReceiveFrame.mLength > IEEE802154_ACK_LENGTH)
{
otLogDebgPlat(sInstance, "Radio receive done, rssi: %d", sReceiveFrame.mInfo.mRxInfo.mRssi);
otPlatRadioReceiveDone(sInstance, &sReceiveFrame, OT_ERROR_NONE);
}
}
}
}
otError utilsFlashStatusWait(uint32_t aTimeout)
{
otError error = OT_ERROR_BUSY;
uint32_t start = otPlatAlarmMilliGetNow();
do
{
if (MSC->STATUS & MSC_STATUS_WDATAREADY)
{
error = OT_ERROR_NONE;
break;
}
} while (aTimeout && ((otPlatAlarmMilliGetNow() - start) < aTimeout));
return error;
}
otError utilsFlashStatusWait(uint32_t aTimeout)
{
otError error = OT_ERROR_BUSY;
uint32_t start = otPlatAlarmMilliGetNow();
do
{
if (nvm_is_ready())
{
error = OT_ERROR_NONE;
break;
}
} while (aTimeout && ((otPlatAlarmMilliGetNow() - start) < aTimeout));
return error;
}
otError otPlatRadioEnergyScan(otInstance *aInstance, uint8_t aScanChannel, uint16_t aScanDuration)
{
(void)aInstance;
sScanStartTime = otPlatAlarmMilliGetNow();
sScanDuration = aScanDuration;
sMaxRssi = PHY_EdReq();
sStartScan = true;
return OT_ERROR_NONE;
}
/* this should not be a WEAK function */
void otPlatLog(otLogLevel aLogLevel, otLogRegion aLogRegion, const char *aFormat, ...)
{
OT_UNUSED_VARIABLE(aLogLevel);
OT_UNUSED_VARIABLE(aLogRegion);
va_list ap;
uint32_t now;
now = otPlatAlarmMilliGetNow();
otPlatDebugUart_printf("%3d.%03d | ", (int)(now / 1000), (int)(now % 1000));
va_start(ap, aFormat);
otPlatDebugUart_vprintf(aFormat, ap);
va_end(ap);
otPlatDebugUart_putchar('\n');
}
void platformAlarmProcess(otInstance *aInstance)
{
int32_t remaining;
if (sIsMsRunning)
{
remaining = (int32_t)(sMsAlarm - otPlatAlarmMilliGetNow());
if (remaining <= 0)
{
sIsMsRunning = false;
#if OPENTHREAD_ENABLE_DIAG
if (otPlatDiagModeGet())
{
otPlatDiagAlarmFired(aInstance);
}
else
#endif
{
otPlatAlarmMilliFired(aInstance);
}
}
}
#if OPENTHREAD_CONFIG_ENABLE_PLATFORM_USEC_TIMER
if (sIsUsRunning)
{
remaining = (int32_t)(sUsAlarm - otPlatAlarmMicroGetNow());
if (remaining <= 0)
{
sIsUsRunning = false;
otPlatAlarmMicroFired(aInstance);
}
}
#endif // OPENTHREAD_CONFIG_ENABLE_PLATFORM_USEC_TIMER
}
void efr32AlarmProcess(otInstance *aInstance)
{
uint32_t now = otPlatAlarmMilliGetNow();
uint32_t expires;
bool fire = false;
otEXPECT(sIsRunning);
expires = sAlarmT0 + sAlarmDt;
if (sAlarmT0 <= now)
{
fire = (expires >= sAlarmT0 && expires <= now);
}
else
{
fire = (expires >= sAlarmT0 || expires <= now);
}
if (fire)
{
sIsRunning = false;
#if OPENTHREAD_ENABLE_DIAG
if (otPlatDiagModeGet())
{
otPlatDiagAlarmFired(aInstance);
}
else
#endif
{
otPlatAlarmMilliFired(aInstance);
}
}
exit:
return;
}
static void handleEnergyScan()
{
if (sStartScan)
{
if ((otPlatAlarmMilliGetNow() - sScanStartTime) < sScanDuration)
{
int8_t curRssi = PHY_EdReq();
if (curRssi > sMaxRssi)
{
sMaxRssi = curRssi;
}
}
else
{
sStartScan = false;
otPlatRadioEnergyScanDone(sInstance, sMaxRssi);
radioRestore();
}
}
}
static bool hasPortOpenDelayPassed(void)
{
int32_t timeDiff = otPlatAlarmMilliGetNow() - sUsbState.mOpenTimestamp;
return (timeDiff < 0) || (timeDiff > USB_HOST_UART_CONFIG_DELAY_MS);
}