PROCESS_THREAD(ieee_process, ev, data) { static void (*ieee_mlmehandler)(MAC_MlmeDcfmInd_s*); static void (*ieee_mcpshandler)(MAC_McpsDcfmInd_s*); PROCESS_BEGIN(); PUTS("ieee_process: starting\n"); ieee_init(); ieee_serial_init(); PT_INIT(&ieee_mlme); ieee_mlmehandler = ieee_mlmept; PT_INIT(&ieee_mcps); ieee_mcpshandler = ieee_mcpspt; /* start the mlme thread by requesting a scan. */ req_scan(MAC_MLME_SCAN_TYPE_ACTIVE,0); PUTS("ieee_process: started\n"); /* run until this process is exiting */ while(true) { size_t i; MAC_DcfmIndHdr_s *macev; for(i=0; i<RX_QUEUE_SIZE && (macev=rxq_peek())!=NULL; i++) { if(rxq_peektype()==MLME) { //ieee_serial_mlme((MAC_MlmeDcfmInd_s*) macev); ieee_mlmehandler((MAC_MlmeDcfmInd_s*) macev); } else if(rxq_peektype()==MCPS) { //ieee_serial_mcps((MAC_McpsDcfmInd_s*) macev); ieee_mcpshandler((MAC_McpsDcfmInd_s*) macev); } rxq_dequeue(); } if (ev==ieee_event && data == IEEE_STARTED) ieee_started = true; PROCESS_YIELD(); } PUTS("ieee_process: exiting\n"); PROCESS_END(); }
void AppColdStart(void) { /* initialize unaligned access handler */ UNALIGNED_ACCESS = UNALIGNED_ACCESS_HANDLER; /* initialize uart to 8N1 at 115200 baud, that gives a throughput og * ~14.4 kb/s, maxmimum packet rate on Ieee802.15.4 is 248 packets/sec at * 127 bytes payload + header, which allows to return about 50bytes on the * uart per packet. */ vAHI_UartEnable(UART); vAHI_UartReset(UART, true, true); vAHI_UartReset(UART, false, false); vAHI_UartSetControl(UART, E_AHI_UART_EVEN_PARITY, E_AHI_UART_PARITY_DISABLE, E_AHI_UART_WORD_LEN_8, E_AHI_UART_1_STOP_BIT, E_AHI_UART_RTS_HIGH); vAHI_UartSetBaudrate(UART, BAUD); vAHI_UartSetRTSCTS(UART, false); vAHI_DioSetDirection(CTS, RTS); vAHI_DioSetOutput(0x00, RTS); /* run the main loop, wait for channel number, then start reception * and packet delivery. Ack by sending "okay\n". */ while (1) { static int started = MAC_ENUM_NO_DATA; static char input[10]; static uint8_t i=0; /* write one rxd packet to uart */ if (started==MAC_ENUM_SUCCESS) { MAC_DcfmIndHdr_s *ind; if (rxq_peektype() == MCPS) { ind = rxq_peek(); if (ind->u8Type == MAC_MCPS_IND_DATA) { MAC_McpsDcfmInd_s *s = ind; uart_write(UART, (char*) &s->uParam.sIndData, sizeof(s->uParam.sIndData)); } } rxq_dequeue(); } /* read from uart into buf */ while (i<sizeof(input) && DATAREADY(UART)) { input[i] = u8AHI_UartReadData(UART); if ((i+1)==sizeof(input)) { /* buffer overrun, discard input */ memset(input, '\0', i); i = 0; } else if (input[i]=='\n' || input[i]=='\r') { /* read as channel number */ int channel; input[9] = '\0'; /* terminate string */ channel = atoi(input); /* convert string to num */ started = start_sniffer(channel); if (started != MAC_ENUM_SUCCESS) printf("not started, error code: 0x%x, see MAC_Enum_e\r\n", started); else printf("started on channel %d\r\n", channel); memset(input, '\0', i); i = 0; } else i++; } } }