otError otPlatRadioTransmit(otInstance *aInstance, otRadioFrame *aFrame)
{
(void)aInstance;
otLogDebgPlat(sInstance, "Radio transmit");
otError error = OT_ERROR_NONE;
otEXPECT_ACTION(sState == OT_RADIO_STATE_RECEIVE, error = OT_ERROR_INVALID_STATE);
uint8_t frame[OT_RADIO_FRAME_MAX_SIZE + 1];
setChannel(aFrame->mChannel);
frame[0] = aFrame->mLength - IEEE802154_FCS_SIZE;
memcpy(frame + 1, aFrame->mPsdu, aFrame->mLength);
PHY_DataReq(frame);
otPlatRadioTxStarted(aInstance, aFrame);
sState = OT_RADIO_STATE_TRANSMIT;
exit:
return error;
}
/*************************************************************************//**
* @brief Tx Module task handler
*****************************************************************************/
void nwkTxTaskHandler(void)
{
NwkFrame_t *frame = NULL;
while (NULL != (frame = nwkFrameNext(frame))) {
switch (frame->state) {
#ifdef NWK_ENABLE_SECURITY
case NWK_TX_STATE_ENCRYPT:
{
nwkSecurityProcess(frame, true);
}
break;
#endif
case NWK_TX_STATE_DELAY:
{
if (frame->tx.timeout > 0) {
frame->state = NWK_TX_STATE_WAIT_DELAY;
SYS_TimerStart(&nwkTxDelayTimer);
} else {
frame->state = NWK_TX_STATE_SEND;
}
}
break;
case NWK_TX_STATE_SEND:
{
if (NULL == nwkTxPhyActiveFrame) {
nwkTxPhyActiveFrame = frame;
frame->state = NWK_TX_STATE_WAIT_CONF;
PHY_DataReq(&(frame->size));
nwkIb.lock++;
}
}
break;
case NWK_TX_STATE_WAIT_CONF:
break;
case NWK_TX_STATE_SENT:
{
if (NWK_SUCCESS_STATUS == frame->tx.status) {
if (frame->header.nwkSrcAddr == nwkIb.addr &&
frame->header.nwkFcf.
ackRequest) {
frame->state = NWK_TX_STATE_WAIT_ACK;
frame->tx.timeout = NWK_ACK_WAIT_TIME /
NWK_TX_ACK_WAIT_TIMER_INTERVAL
+ 1;
SYS_TimerStart(&nwkTxAckWaitTimer);
} else {
frame->state = NWK_TX_STATE_CONFIRM;
}
} else {
frame->state = NWK_TX_STATE_CONFIRM;
}
}
break;
case NWK_TX_STATE_WAIT_ACK:
break;
case NWK_TX_STATE_CONFIRM:
{
#ifdef NWK_ENABLE_ROUTING
nwkRouteFrameSent(frame);
#endif
if (NULL == frame->tx.confirm) {
nwkFrameFree(frame);
} else {
frame->tx.confirm(frame);
}
}
break;
default:
break;
}
}
}
void nwkTxTaskHandler(void)
{
if (0 == nwkTxActiveFrames)
return;
for (int i = 0; i < NWK_BUFFERS_AMOUNT; i++)
{
NwkFrame_t *frame = nwkFrameByIndex(i);
switch (frame->state)
{
#ifdef NWK_ENABLE_SECURITY
case NWK_TX_STATE_ENCRYPT:
{
nwkSecurityProcess(frame, true);
}
break;
#endif
case NWK_TX_STATE_SEND:
{
if (!PHY_Busy())
{
nwkTxPhyActiveFrame = frame;
frame->state = NWK_TX_STATE_WAIT_CONF;
PHY_DataReq((uint8_t *)&frame->data, frame->size);
}
}
break;
case NWK_TX_STATE_WAIT_CONF:
break;
case NWK_TX_STATE_SENT:
{
if (NWK_SUCCESS_STATUS == frame->tx.status)
{
if (frame->data.header.nwkSrcAddr == nwkIb.addr &&
frame->data.header.nwkFcf.ackRequest)
{
frame->state = NWK_TX_STATE_WAIT_ACK;
frame->tx.timeout = NWK_ACK_WAIT_TIME / NWK_TX_ACK_WAIT_TIMER_INTERVAL + 1;
SYS_TimerStart(&nwkTxAckWaitTimer);
}
else
{
frame->state = NWK_TX_STATE_CONFIRM;
}
}
else
{
frame->state = NWK_TX_STATE_CONFIRM;
}
}
break;
case NWK_TX_STATE_WAIT_ACK:
break;
case NWK_TX_STATE_CONFIRM:
{
#ifdef NWK_ENABLE_ROUTING
nwkRouteFrameSent(frame);
#endif
frame->tx.confirm(frame);
--nwkTxActiveFrames;
}
break;
default:
break;
};
}
}
