int spi_Read(Fd_t fd, unsigned char *pBuff, int len)
{
int read_size = 0;
if(fd!=1 || g_SpiFd!=1)
return -1;
g_len = len;
if(len>DMA_BUFF_SIZE_MIN && g_ucDMAEnabled)
{
#if defined(SL_PLATFORM_MULTI_THREADED)
char temp[4];
#endif
while (len>0)
{
if( len < MAX_DMA_RECV_TRANSACTION_SIZE)
{
SetupDMAReceive(&pBuff[read_size],len);
SPICSEnable(LSPI_BASE);
#if defined(SL_PLATFORM_MULTI_THREADED)
osi_MsgQRead(&DMAMsgQ,temp,OSI_WAIT_FOREVER);
#else
while(g_cDummy != 0x1);
g_cDummy = 0x0;
#endif
read_size += len;
len = 0;
}
else
{
SetupDMAReceive(&pBuff[read_size],MAX_DMA_RECV_TRANSACTION_SIZE);
SPICSEnable(LSPI_BASE);
#if defined(SL_PLATFORM_MULTI_THREADED)
osi_MsgQRead(&DMAMsgQ,temp,OSI_WAIT_FOREVER);
#else
while(g_cDummy != 0x1);
g_cDummy = 0x0;
#endif
read_size += MAX_DMA_RECV_TRANSACTION_SIZE;
len -= MAX_DMA_RECV_TRANSACTION_SIZE;
}
}
}
else
{
read_size += spi_Read_CPU(pBuff,len);
}
return read_size;
}
/*!
\brief attempts to write up to len bytes to the SPI channel
\param fd - file descriptor of an opened SPI channel
\param pBuff - points to first location to start getting the data from
\param len - number of bytes to write to the SPI channel
\return upon successful completion, the function shall return 0.
Otherwise, -1 shall be returned
\sa spi_Open , spi_Read
\note This function could be implemented as zero copy and return only upon successful completion
of writing the whole buffer, but in cases that memory allocation is not too tight, the
function could copy the data to internal buffer, return back and complete the write in
parallel to other activities as long as the other SPI activities would be blocked untill
the entire buffer write would be completed
\warning
*/
int spi_Write(Fd_t fd, unsigned char *pBuff, int len)
{
int write_size = 0;
if(fd!=1 || g_SpiFd!=1)
return -1;
if(len>DMA_BUFF_SIZE_MIN && g_ucDMAEnabled)
{
#if defined(SL_PLATFORM_MULTI_THREADED)
char temp[4];
#endif
SetupDMASend(pBuff,len);
SPICSEnable(LSPI_BASE);
#if defined(SL_PLATFORM_MULTI_THREADED)
osi_MsgQRead(&DMAMsgQ,temp,OSI_WAIT_FOREVER);
#else
while(g_cDummy != 0x1);
g_cDummy = 0x0;
#endif
write_size += len;
}
else
{
write_size += spi_Write_CPU(pBuff,len);
}
return write_size;
}
void main_task(void *arg) {
struct miot_event e;
osi_MsgQCreate(&s_main_queue, "main", sizeof(e), 32 /* len */);
enum cc3200_init_result r = cc3200_init(NULL);
bool success = (r == CC3200_INIT_OK);
if (!success) LOG(LL_ERROR, ("Init failed: %d", r));
#if MIOT_ENABLE_UPDATER
miot_upd_boot_finish((r == CC3200_INIT_OK),
(g_boot_cfg.flags & BOOT_F_FIRST_BOOT));
#endif
if (!success) {
/* Arbitrary delay to make potential reboot loop less tight. */
miot_usleep(500000);
miot_system_restart(0);
}
while (1) {
mongoose_poll(0);
if (osi_MsgQRead(&s_main_queue, &e, V7_POLL_LENGTH_MS) == OSI_OK) {
e.cb(e.arg);
}
}
}
void main_task(void *arg) {
(void) arg;
osi_MsgQCreate(&s_main_queue, "main", sizeof(struct sj_event), 32 /* len */);
if (!sj_init()) {
LOG(LL_ERROR, ("Init failed"));
sj_system_restart(0);
return;
}
while (1) {
struct sj_event e;
mongoose_poll(0);
if (osi_MsgQRead(&s_main_queue, &e, V7_POLL_LENGTH_MS) != OSI_OK) continue;
switch (e.type) {
#ifndef CS_DISABLE_JS
case PROMPT_CHAR_EVENT: {
long c;
while ((c = UARTCharGetNonBlocking(CONSOLE_UART)) >= 0) {
sj_prompt_process_char(c);
}
MAP_UARTIntEnable(CONSOLE_UART, UART_INT_RX | UART_INT_RT);
break;
}
#endif
case INVOKE_CB_EVENT: {
cb_t cb = (cb_t)(e.cb | CB_ADDR_PREFIX);
cb(e.data);
break;
}
}
}
}
//*****************************************************************************
//
//! \brief disconnection from the WLAN Accesspoint
//!
//! \param[in] None
//!
//! \return None
//!
//! \note
//!
//! \warning If the WLAN disconnection fails, We will be stuck in this
//! function forever.
//
//*****************************************************************************
void WlanDisconnect()
{
unsigned char ucQueueMsg = 0;
while(ucQueueMsg != (unsigned char)EVENT_DISCONNECTION)
{
sl_WlanDisconnect();
osi_MsgQRead(&g_tConnection, &ucQueueMsg, OSI_WAIT_FOREVER);
}
return;
}
void applicationMessageLoop() {
ApplicationMessage msg;
int status = 0;
for (;;) {
status = osi_MsgQRead(&g_ApplicationMessageQueue, &msg, OSI_WAIT_FOREVER);
if (OSI_OK == status) {
msg.handler(msg.params);
}
}
}
//*****************************************************************************
//! \brief Push Button Task to Handle Trigger from Push Button
//!
//! \param pvParameters - pointer to the task parameter
//!
//! \return void
//! \note
//! \warning
//*****************************************************************************
void PushButtonHandler(void *pvParameters)
{
tPushButtonMsg Msg;
int ret=0;
for(;;)
{
ret = osi_MsgQRead( &g_PBQueue, &Msg, OSI_WAIT_FOREVER );
if(OSI_OK==ret)
{
Msg.pEntry(Msg.pValue);
}
}
}
//*****************************************************************************
//
//! AudioControlTask Task Routine
//!
//! \param pvParameters Parameters to the task's entry function
//!
//! \return None
//
//*****************************************************************************
void AudioControlTask(void *pvParameters)
{
tTxMsg Msg;
int ret=0;
for(;;)
{
ret = osi_MsgQRead( &g_ControlMsgQueue, &Msg, OSI_WAIT_FOREVER );
if(OSI_OK==ret)
{
Msg.pEntry(Msg.pValue);
}
}
}
static void mg_task(void *arg) {
LOG(LL_INFO, ("MG task running"));
GPIO_IF_LedToggle(MCU_RED_LED_GPIO);
osi_MsgQCreate(&s_v7_q, "MG", sizeof(struct event), 32 /* len */);
sl_Start(NULL, NULL, NULL);
data_init_sensors(TMP006_ADDR, BM222_ADDR);
cc3200_fs_init();
#if defined(WIFI_STA_SSID)
if (!wifi_setup_sta(WIFI_STA_SSID, WIFI_STA_PASS)) {
LOG(LL_ERROR, ("Error setting up WiFi station"));
}
#elif defined(WIFI_AP_SSID)
if (!wifi_setup_ap(WIFI_AP_SSID, WIFI_AP_PASS, WIFI_AP_CHAN)) {
LOG(LL_ERROR, ("Error setting up WiFi AP"));
}
#else
#error WiFi not configured
#endif
/* We don't need SimpleLink's web server. */
sl_NetAppStop(SL_NET_APP_HTTP_SERVER_ID);
mg_mgr_init(&mg_mgr, NULL);
const char *err = "";
struct mg_bind_opts opts;
memset(&opts, 0, sizeof(opts));
opts.error_string = &err;
struct mg_connection *nc = mg_bind(&mg_mgr, "80", mg_ev_handler);
if (nc != NULL) {
mg_set_protocol_http_websocket(nc);
nc->ev_timer_time = mg_time(); /* Start data collection */
} else {
LOG(LL_ERROR, ("Failed to create listener: %s", err));
}
while (1) {
struct event e;
mg_mgr_poll(&mg_mgr, 0);
if (osi_MsgQRead(&s_v7_q, &e, 1) != OSI_OK) continue;
}
}
static void mg_task(void *arg) {
struct mg_mgr mgr;
mg_init_cb mg_init = (mg_init_cb) arg;
mg_mgr_init(&mgr, NULL);
mg_init(&mgr);
while (1) {
struct mg_q_msg msg;
mg_mgr_poll(&mgr, 1);
if (osi_MsgQRead(&s_mg_q, &msg, 1) != OSI_OK) continue;
switch (msg.type) {
case MG_Q_MSG_CB: {
msg.cb(&mgr, msg.arg);
}
}
}
}
void UartTask(void *pvParameters) {
//OsiReturnVal_e eRetVal;
char * pcMsg;
InitTerm();
ClearTerm();
/*eRetVal = */osi_MsgQCreate(&g_sUartQuee, "Uart Channel", sizeof(unsigned long), 10);
//if(eRetVal != OSI_OK)
//Report("ERROR: Failed to init Uart Quee, error code %d.\n\r", eRetVal);
Message("Uart Channel Initialized.\n\r Waiting for messages.\n\r");
while (1) {
osi_MsgQRead(&g_sUartQuee, &pcMsg, OSI_WAIT_FOREVER);
Message(pcMsg);
}
}
//*****************************************************************************
//
//! \brief Connecting to a WLAN Accesspoint
//! This function connects to the required AP (SSID_NAME).
//! This code example assumes the AP doesn't use WIFI security.
//! The function will return only once we are connected
//! and have acquired IP address
//!
//! \param[in] None
//!
//! \return 0 means success, -1 means failure
//!
//! \note
//!
//! \warning If the WLAN connection fails or we don't aquire an IP address,
//! We will be stuck in this function forever.
//
//*****************************************************************************
int WlanConnect()
{
int iRetCode = 0;
int iRetVal = 0;
int iConnect = 0;
unsigned char ucQueueMsg = 0;
SlSecParams_t secParams;
secParams.Key = (signed char *)SECURITY_KEY;
secParams.KeyLen = strlen((const char *)secParams.Key);
secParams.Type = SECURITY_TYPE;
//
// Set up the watchdog interrupt handler.
//
WDT_IF_Init(WatchdogIntHandler, MILLISECONDS_TO_TICKS(WD_PERIOD_MS));
/* Enabling the Sleep clock for the Watch Dog Timer*/
MAP_PRCMPeripheralClkEnable(PRCM_WDT, PRCM_SLP_MODE_CLK);
g_ucFeedWatchdog = 1;
g_ucWdogCount = 0;
while(!(ucQueueMsg & (EVENT_IP_ACQUIRED|CONNECTION_FAILED)))
{
UART_PRINT("Trying to connect to AP: ");
UART_PRINT(SSID_NAME);
UART_PRINT("\n\r");
sl_WlanConnect((signed char *)SSID_NAME,
strlen((const char *)SSID_NAME), 0, &secParams, 0);
iConnect = 0;
do{
osi_MsgQRead(&g_tConnection, &ucQueueMsg, OSI_WAIT_FOREVER);
switch(ucQueueMsg)
{
case EVENT_CONNECTION:
iConnect = 1;
break;
case EVENT_IP_ACQUIRED:
iRetVal = 0;
break;
case WDOG_EXPIRED:
//
// disconnect from the Access Point
//
if(iConnect)
{
WlanDisconnect();
}
//
// stop the simplelink with reqd. timeout value (30 ms)
//
sl_Stop(SL_STOP_TIMEOUT);
UART_PRINT("sl stop\n\r");
MAP_UtilsDelay(8000);
//
// starting the simplelink
//
sl_Start(NULL, NULL, NULL);
UART_PRINT("sl start\n\r");
break;
case EVENT_DISCONNECTION:
iConnect = 0;
break;
case CONNECTION_FAILED:
iRetVal = -1;
break;
default:
UART_PRINT("unexpected event\n\r");
break;
}
}while(ucQueueMsg == (unsigned char)EVENT_CONNECTION);
}
iRetCode = MAP_WatchdogRunning(WDT_BASE);
if(iRetCode)
{
WDT_IF_DeInit();
MAP_PRCMPeripheralClkDisable(PRCM_WDT, PRCM_RUN_MODE_CLK);
}
ASSERT_ON_ERROR(iRetVal);
return(iRetVal);
}
static void uart_int() {
int c = UARTCharGet(CONSOLE_UART);
struct prompt_event pe = {.type = PROMPT_CHAR_EVENT, .data = (void *) c};
osi_MsgQWrite(&s_v7_q, &pe, OSI_NO_WAIT);
MAP_UARTIntClear(CONSOLE_UART, UART_INT_RX);
}
void sj_prompt_init_hal(struct v7 *v7) {
(void) v7;
}
static void v7_task(void *arg) {
struct v7 *v7 = s_v7;
printf("\n\nSmart.JS for CC3200\n");
osi_MsgQCreate(&s_v7_q, "V7", sizeof(struct prompt_event), 32 /* len */);
osi_InterruptRegister(CONSOLE_UART_INT, uart_int, INT_PRIORITY_LVL_1);
MAP_UARTIntEnable(CONSOLE_UART, UART_INT_RX);
sl_Start(NULL, NULL, NULL);
v7 = s_v7 = init_v7(&v7);
sj_timers_api_setup(v7);
sj_v7_ext_api_setup(v7);
sj_init_sys(v7);
init_wifi(v7);
if (init_fs(v7) != 0) {
fprintf(stderr, "FS initialization failed.\n");
}
mongoose_init();
sj_http_api_setup(v7);
sj_i2c_api_setup(v7);
/* Common config infrastructure. Mongoose & v7 must be initialized. */
init_device(v7);
v7_val_t res;
if (v7_exec_file(v7, "sys_init.js", &res) != V7_OK) {
fprintf(stderr, "Error: ");
v7_fprint(stderr, v7, res);
}
sj_prompt_init(v7);
while (1) {
struct prompt_event pe;
mongoose_poll(MONGOOSE_POLL_LENGTH_MS);
if (osi_MsgQRead(&s_v7_q, &pe, V7_POLL_LENGTH_MS) != OSI_OK) continue;
switch (pe.type) {
case PROMPT_CHAR_EVENT: {
sj_prompt_process_char((char) ((int) pe.data));
break;
}
case V7_INVOKE_EVENT: {
struct v7_invoke_event_data *ied =
(struct v7_invoke_event_data *) pe.data;
_sj_invoke_cb(v7, ied->func, ied->this_obj, ied->args);
v7_disown(v7, &ied->args);
v7_disown(v7, &ied->this_obj);
v7_disown(v7, &ied->func);
free(ied);
break;
}
}
}
}
/* Int vector table, defined in startup_gcc.c */
extern void (*const g_pfnVectors[])(void);
void device_reboot(void) {
sj_system_restart(0);
}
//*****************************************************************************
//
//! Task implementing MQTT client communication to other web client through
//! a broker
//!
//! \param none
//!
//! This function
//! 1. Initializes network driver and connects to the default AP
//! 2. Initializes the mqtt library and set up MQTT connection configurations
//! 3. set up the button events and their callbacks(for publishing)
//! 4. handles the callback signals
//!
//! \return None
//!
//*****************************************************************************
void MqttClient(void *pvParameters)
{
long lRetVal = -1;
int iCount = 0;
int iNumBroker = 0;
int iConnBroker = 0;
event_msg RecvQue;
unsigned char policyVal;
connect_config *local_con_conf = (connect_config *)app_hndl;
//
// Configure LED
//
GPIO_IF_LedConfigure(LED1|LED2|LED3);
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
GPIO_IF_LedOff(MCU_GREEN_LED_GPIO);
//
// Reset The state of the machine
//
Network_IF_ResetMCUStateMachine();
//
// Start the driver
//
lRetVal = Network_IF_InitDriver(ROLE_STA);
if(lRetVal < 0)
{
UART_PRINT("Failed to start SimpleLink Device\n\r",lRetVal);
LOOP_FOREVER();
}
// switch on Green LED to indicate Simplelink is properly up
GPIO_IF_LedOn(MCU_ON_IND);
// Start Timer to blink Red LED till AP connection
LedTimerConfigNStart();
// Initialize AP security params
SecurityParams.Key = (signed char *)SECURITY_KEY;
SecurityParams.KeyLen = strlen(SECURITY_KEY);
SecurityParams.Type = SECURITY_TYPE;
//
// Connect to the Access Point
//
lRetVal = Network_IF_ConnectAP(SSID_NAME, SecurityParams);
if(lRetVal < 0)
{
UART_PRINT("Connection to an AP failed\n\r");
LOOP_FOREVER();
}
lRetVal = sl_WlanProfileAdd(SSID_NAME,strlen(SSID_NAME),0,&SecurityParams,0,1,0);
//set AUTO policy
lRetVal = sl_WlanPolicySet(SL_POLICY_CONNECTION,
SL_CONNECTION_POLICY(1,0,0,0,0),
&policyVal, 1 /*PolicyValLen*/);
//
// Disable the LED blinking Timer as Device is connected to AP
//
LedTimerDeinitStop();
//
// Switch ON RED LED to indicate that Device acquired an IP
//
GPIO_IF_LedOn(MCU_IP_ALLOC_IND);
UtilsDelay(20000000);
GPIO_IF_LedOff(MCU_RED_LED_GPIO);
GPIO_IF_LedOff(MCU_ORANGE_LED_GPIO);
GPIO_IF_LedOff(MCU_GREEN_LED_GPIO);
//
// Register Push Button Handlers
//
Button_IF_Init(pushButtonInterruptHandler2,pushButtonInterruptHandler3);
//
// Initialze MQTT client lib
//
lRetVal = sl_ExtLib_MqttClientInit(&Mqtt_Client);
if(lRetVal != 0)
{
// lib initialization failed
UART_PRINT("MQTT Client lib initialization failed\n\r");
LOOP_FOREVER();
}
/******************* connection to the broker ***************************/
iNumBroker = sizeof(usr_connect_config)/sizeof(connect_config);
if(iNumBroker > MAX_BROKER_CONN)
{
UART_PRINT("Num of brokers are more then max num of brokers\n\r");
LOOP_FOREVER();
}
connect_to_broker:
while(iCount < iNumBroker)
{
//create client context
local_con_conf[iCount].clt_ctx =
sl_ExtLib_MqttClientCtxCreate(&local_con_conf[iCount].broker_config,
&local_con_conf[iCount].CallBAcks,
&(local_con_conf[iCount]));
//
// Set Client ID
//
sl_ExtLib_MqttClientSet((void*)local_con_conf[iCount].clt_ctx,
SL_MQTT_PARAM_CLIENT_ID,
local_con_conf[iCount].client_id,
strlen((char*)(local_con_conf[iCount].client_id)));
//
// Set will Params
//
if(local_con_conf[iCount].will_params.will_topic != NULL)
{
sl_ExtLib_MqttClientSet((void*)local_con_conf[iCount].clt_ctx,
SL_MQTT_PARAM_WILL_PARAM,
&(local_con_conf[iCount].will_params),
sizeof(SlMqttWill_t));
}
//
// setting username and password
//
if(local_con_conf[iCount].usr_name != NULL)
{
sl_ExtLib_MqttClientSet((void*)local_con_conf[iCount].clt_ctx,
SL_MQTT_PARAM_USER_NAME,
local_con_conf[iCount].usr_name,
strlen((char*)local_con_conf[iCount].usr_name));
if(local_con_conf[iCount].usr_pwd != NULL)
{
sl_ExtLib_MqttClientSet((void*)local_con_conf[iCount].clt_ctx,
SL_MQTT_PARAM_PASS_WORD,
local_con_conf[iCount].usr_pwd,
strlen((char*)local_con_conf[iCount].usr_pwd));
}
}
//
// connectin to the broker
//
if((sl_ExtLib_MqttClientConnect((void*)local_con_conf[iCount].clt_ctx,
local_con_conf[iCount].is_clean,
local_con_conf[iCount].keep_alive_time) & 0xFF) != 0)
{
UART_PRINT("\n\rBroker connect fail for conn no. %d \n\r",iCount+1);
//delete the context for this connection
sl_ExtLib_MqttClientCtxDelete(local_con_conf[iCount].clt_ctx);
break;
}
else
{
UART_PRINT("\n\rSuccess: conn to Broker no. %d\n\r ", iCount+1);
local_con_conf[iCount].is_connected = true;
iConnBroker++;
}
//
// Subscribe to topics
//
if(sl_ExtLib_MqttClientSub((void*)local_con_conf[iCount].clt_ctx,
local_con_conf[iCount].topic,
local_con_conf[iCount].qos, TOPIC_COUNT) < 0)
{
UART_PRINT("\n\r Subscription Error for conn no. %d\n\r", iCount+1);
UART_PRINT("Disconnecting from the broker\r\n");
sl_ExtLib_MqttClientDisconnect(local_con_conf[iCount].clt_ctx);
local_con_conf[iCount].is_connected = false;
//delete the context for this connection
sl_ExtLib_MqttClientCtxDelete(local_con_conf[iCount].clt_ctx);
iConnBroker--;
break;
}
else
{
int iSub;
UART_PRINT("Client subscribed on following topics:\n\r");
for(iSub = 0; iSub < local_con_conf[iCount].num_topics; iSub++)
{
UART_PRINT("%s\n\r", local_con_conf[iCount].topic[iSub]);
}
}
iCount++;
}
if(iConnBroker < 1)
{
//
// no succesful connection to broker
//
goto end;
}
iCount = 0;
for(;;)
{
osi_MsgQRead( &g_PBQueue, &RecvQue, OSI_WAIT_FOREVER);
if(PUSH_BUTTON_SW2_PRESSED == RecvQue.event)
{
Button_IF_EnableInterrupt(SW2);
//
// send publish message
//
sl_ExtLib_MqttClientSend((void*)local_con_conf[iCount].clt_ctx,
pub_topic_sw2,data_sw2,strlen((char*)data_sw2),QOS2,RETAIN);
UART_PRINT("\n\r CC3200 Publishes the following message \n\r");
UART_PRINT("Topic: %s\n\r",pub_topic_sw2);
UART_PRINT("Data: %s\n\r",data_sw2);
}
else if(PUSH_BUTTON_SW3_PRESSED == RecvQue.event)
{
Button_IF_EnableInterrupt(SW3);
//
// send publish message
//
sl_ExtLib_MqttClientSend((void*)local_con_conf[iCount].clt_ctx,
pub_topic_sw3,data_sw3,strlen((char*)data_sw3),QOS2,RETAIN);
UART_PRINT("\n\r CC3200 Publishes the following message \n\r");
UART_PRINT("Topic: %s\n\r",pub_topic_sw3);
UART_PRINT("Data: %s\n\r",data_sw3);
}
else if(BROKER_DISCONNECTION == RecvQue.event)
{
iConnBroker--;
/* Derive the value of the local_con_conf or clt_ctx from the message */
sl_ExtLib_MqttClientCtxDelete(((connect_config*)(RecvQue.hndl))->clt_ctx);
if(!IS_CONNECTED(g_ulStatus))
{
UART_PRINT("device has disconnected from AP \n\r");
UART_PRINT("retry connection to the AP\n\r");
while(!(IS_CONNECTED(g_ulStatus)) || !(IS_IP_ACQUIRED(g_ulStatus)))
{
osi_Sleep(10);
}
goto connect_to_broker;
}
if(iConnBroker < 1)
{
//
// device not connected to any broker
//
goto end;
}
}
}
end:
//
// Deinitializating the client library
//
sl_ExtLib_MqttClientExit();
UART_PRINT("\n\r Exiting the Application\n\r");
LOOP_FOREVER();
}
static void uart_int() {
int c = UARTCharGet(CONSOLE_UART);
struct prompt_event pe = {.type = PROMPT_CHAR_EVENT, .data = (void *) c};
osi_MsgQWrite(&s_v7_q, &pe, OSI_NO_WAIT);
MAP_UARTIntClear(CONSOLE_UART, UART_INT_RX);
}
void sj_prompt_init_hal(struct v7 *v7) {
(void) v7;
}
static void v7_task(void *arg) {
struct v7 *v7 = s_v7;
printf("\n\nSmart.JS for CC3200\n");
osi_MsgQCreate(&s_v7_q, "V7", sizeof(struct prompt_event), 32 /* len */);
osi_InterruptRegister(CONSOLE_UART_INT, uart_int, INT_PRIORITY_LVL_1);
MAP_UARTIntEnable(CONSOLE_UART, UART_INT_RX);
sl_Start(NULL, NULL, NULL);
v7 = s_v7 = init_v7(&v7);
sj_init_timers(v7);
sj_init_v7_ext(v7);
init_wifi(v7);
if (init_fs(v7) != 0) {
fprintf(stderr, "FS initialization failed.\n");
}
mongoose_init();
sj_init_http(v7);
init_i2cjs(v7);
/* Common config infrastructure. Mongoose & v7 must be initialized. */
init_device(v7);
v7_val_t res;
if (v7_exec_file(v7, "sys_init.js", &res) != V7_OK) {
fprintf(stderr, "Error: ");
v7_fprint(stderr, v7, res);
}
sj_prompt_init(v7);
while (1) {
struct prompt_event pe;
mongoose_poll(MONGOOSE_POLL_LENGTH_MS);
if (osi_MsgQRead(&s_v7_q, &pe, V7_POLL_LENGTH_MS) != OSI_OK) continue;
switch (pe.type) {
case PROMPT_CHAR_EVENT: {
sj_prompt_process_char((char) ((int) pe.data));
break;
}
case V7_INVOKE_EVENT: {
struct v7_invoke_event_data *ied =
(struct v7_invoke_event_data *) pe.data;
_sj_invoke_cb(v7, ied->func, ied->this_obj, ied->args);
v7_disown(v7, &ied->args);
v7_disown(v7, &ied->this_obj);
v7_disown(v7, &ied->func);
free(ied);
break;
}
}
}
}
/* Int vector table, defined in startup_gcc.c */
extern void (*const g_pfnVectors[])(void);
void device_reboot(void) {
sj_system_restart();
}
int main() {
MAP_IntVTableBaseSet((unsigned long) &g_pfnVectors[0]);
MAP_IntEnable(FAULT_SYSTICK);
MAP_IntMasterEnable();
PRCMCC3200MCUInit();
cc3200_leds_init();
/* Console UART init. */
MAP_PRCMPeripheralClkEnable(CONSOLE_UART_PERIPH, PRCM_RUN_MODE_CLK);
MAP_PinTypeUART(PIN_55, PIN_MODE_3); /* PIN_55 -> UART0_TX */
MAP_PinTypeUART(PIN_57, PIN_MODE_3); /* PIN_57 -> UART0_RX */
MAP_UARTConfigSetExpClk(
CONSOLE_UART, MAP_PRCMPeripheralClockGet(CONSOLE_UART_PERIPH),
CONSOLE_BAUD_RATE,
(UART_CONFIG_WLEN_8 | UART_CONFIG_STOP_ONE | UART_CONFIG_PAR_NONE));
MAP_UARTFIFODisable(CONSOLE_UART);
setvbuf(stdout, NULL, _IONBF, 0);
setvbuf(stderr, NULL, _IONBF, 0);
VStartSimpleLinkSpawnTask(8);
osi_TaskCreate(v7_task, (const signed char *) "v7", V7_STACK_SIZE + 256, NULL,
3, NULL);
osi_TaskCreate(blinkenlights_task, (const signed char *) "blink", 256, NULL,
9, NULL);
osi_start();
return 0;
}
//*****************************************************************************
//
//! \brief Task Created by main fucntion.This task starts simpleink, set NWP
//! power policy, connects to an AP. Give Signal to the other task about
//! the connection.wait for the message form the interrupt handlers and
//! the other task. Accordingly print the wake up cause from the low
//! power modes.
//!
//! \param pvParameters is a general void pointer (not used here).
//!
//! \return none
//
//*****************************************************************************
void TimerGPIOTask(void *pvParameters)
{
cc_hndl tTimerHndl = NULL;
cc_hndl tGPIOHndl = NULL;
unsigned char ucQueueMsg = 0;
unsigned char ucSyncMsg = 0;
int iRetVal = 0;
//
// Displays the Application Banner
//
DisplayBanner();
//
// creating the queue for signalling about connection events
//
iRetVal = osi_MsgQCreate(&g_tConnection, NULL, sizeof( unsigned char ), 3);
if (iRetVal < 0)
{
UART_PRINT("unable to create the msg queue\n\r");
LOOP_FOREVER();
}
//
// starting the simplelink
//
iRetVal = sl_Start(NULL, NULL, NULL);
if (iRetVal < 0)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
//
// Swtich to STA mode if device is not
//
SwitchToStaMode(iRetVal);
//
// Set the power management policy of NWP
//
iRetVal = sl_WlanPolicySet(SL_POLICY_PM, SL_NORMAL_POLICY, NULL, 0);
if (iRetVal < 0)
{
UART_PRINT("unable to configure network power policy\n\r");
LOOP_FOREVER();
}
//
// connecting to the Access Point
//
if(-1 == WlanConnect())
{
sl_Stop(SL_STOP_TIMEOUT);
UART_PRINT("Connection to AP failed\n\r");
}
else
{
UART_PRINT("Connected to AP\n\r");
//
//signal the other task about the sl start and connection to the AP
//
iRetVal = osi_MsgQWrite(&g_tConnectionFlag, &ucSyncMsg,
OSI_WAIT_FOREVER);
if (iRetVal < 0)
{
UART_PRINT("unable to create the msg queue\n\r");
LOOP_FOREVER();
}
}
//
// Queue management related configurations
//
iRetVal = osi_MsgQCreate(&g_tWkupSignalQueue, NULL,
sizeof( unsigned char ), 10);
if (iRetVal < 0)
{
UART_PRINT("unable to create the msg queue\n\r");
LOOP_FOREVER();
}
//
// setting Timer as one of the wakeup source
//
tTimerHndl = SetTimerAsWkUp();
//
// setting some GPIO as one of the wakeup source
//
tGPIOHndl = SetGPIOAsWkUp();
/* handles, if required, can be used to stop the timer, but not used here*/
UNUSED(tTimerHndl);
UNUSED(tGPIOHndl);
//
// setting Apps power policy
//
lp3p0_setup_power_policy(POWER_POLICY_STANDBY);
while(FOREVER)
{
//
// waits for the message from the various interrupt handlers(GPIO,
// Timer) and the UDPServerTask.
//
osi_MsgQRead(&g_tWkupSignalQueue, &ucQueueMsg, OSI_WAIT_FOREVER);
switch(ucQueueMsg){
case 1:
UART_PRINT("timer\n\r");
break;
case 2:
UART_PRINT("GPIO\n\r");
break;
case 3:
UART_PRINT("host irq\n\r");
break;
default:
UART_PRINT("invalid msg\n\r");
break;
}
}
}
//*****************************************************************************
//
//! \brief Task Created by main fucntion. This task creates a udp server and
//! wait for packets. Upon receiving the packet, signals the other task.
//!
//! \param pvParameters is a general void pointer (not used here).
//!
//! \return none
//
//*****************************************************************************
void UDPServerTask(void *pvParameters)
{
unsigned char ucSyncMsg;
unsigned char ucQueueMsg = 3;
int iSockDesc = 0;
int iRetVal = 0;
sockaddr_in sLocalAddr;
sockaddr_in sClientAddr;
unsigned int iAddrSize = 0;
//
// waiting for the other task to start simplelink and connection to the AP
//
osi_MsgQRead(&g_tConnectionFlag, &ucSyncMsg, OSI_WAIT_FOREVER);
osi_MsgQDelete(&g_tConnectionFlag);
//
// configure the Server
//
sLocalAddr.sin_family = SL_AF_INET;
sLocalAddr.sin_port = sl_Htons((unsigned short)APP_UDP_PORT);
sLocalAddr.sin_addr.s_addr = 0;
iAddrSize = sizeof(sockaddr_in);
//
// creating a UDP socket
//
iSockDesc = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);
if(iSockDesc < 0)
{
UART_PRINT("sock error\n\r");
LOOP_FOREVER();
}
//
// binding the socket
//
iRetVal = sl_Bind(iSockDesc, (SlSockAddr_t *)&sLocalAddr, iAddrSize);
if(iRetVal < 0)
{
UART_PRINT("bind error\n\r");
LOOP_FOREVER();
}
while(FOREVER)
{
//
// waiting on a UDP packet
//
iRetVal = sl_RecvFrom(iSockDesc, g_cBuffer, BUFF_SIZE, 0,
( SlSockAddr_t *)&sClientAddr,
(SlSocklen_t*)&iAddrSize );
if(iRetVal > 0)
{
//
// signal the other task about receiving the UDP packet
//
osi_MsgQWrite(&g_tWkupSignalQueue, &ucQueueMsg, OSI_WAIT_FOREVER);
}
else
{
UART_PRINT("recv error\n\r");
LOOP_FOREVER();
}
}
}
//*****************************************************************************
//
//! \brief Task Created by main fucntion. This task prints the wake up reason
//! (from hibernate or from restart). start simplelink, set NWP power
//! policy and connects to an AP. Creates UDP client and send UDP
//! packets at around 1Mbit/sec for certain time. Disconnect form AP
//! and stops the simplelink.Setup GPIO and Timer as wakeup source from
//! low power modes. Go into HIBernate.
//!
//! \param pvParameters is a general void pointer (not used here).
//!
//! \return none
//
//*****************************************************************************
void TimerGPIOTask(void *pvParameters)
{
cc_hndl tTimerHndl;
cc_hndl tGPIOHndl;
int iSockDesc = 0;
int iRetVal = 0;
int iCounter = 0;
sockaddr_in sServerAddr;
unsigned char *pcSendBuff;
unsigned char cSyncMsg;
//
// creating the queue for signalling about connection events
//
iRetVal = osi_MsgQCreate(&g_tConnection, NULL, sizeof( unsigned char ), 3);
if (iRetVal < 0)
{
UART_PRINT("unable to create the msg queue\n\r");
LOOP_FOREVER();
}
// filling the buffer
for (iCounter=0 ; iCounter<BUFF_SIZE ; iCounter++)
{
g_cBsdBuf[iCounter] = (char)(iCounter % 10);
}
pcSendBuff = g_cBsdBuf;
if(MAP_PRCMSysResetCauseGet() == PRCM_POWER_ON)
{
//
// Displays the Application Banner
//
DisplayBanner();
//
// starting the simplelink
//
iRetVal = sl_Start(NULL, NULL, NULL);
if (iRetVal < 0)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
//
// Switch to STA mode if device is not in this mode
//
SwitchToStaMode(iRetVal);
//
// Set the power management policy of NWP
//
iRetVal = sl_WlanPolicySet(SL_POLICY_PM, SL_NORMAL_POLICY, NULL, 0);
if (iRetVal < 0)
{
UART_PRINT("unable to configure network power policy\n\r");
LOOP_FOREVER();
}
}
else if(MAP_PRCMSysResetCauseGet() == PRCM_HIB_EXIT)
{
UART_PRINT("woken from hib\n\r");
//
// starting the simplelink
//
iRetVal = sl_Start(NULL, NULL, NULL);
if (iRetVal < 0)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
}
else if(MAP_PRCMSysResetCauseGet() == PRCM_WDT_RESET)
{
UART_PRINT("woken from WDT Reset\n\r");
//
// starting the simplelink
//
iRetVal = sl_Start(NULL, NULL, NULL);
if (iRetVal < 0)
{
UART_PRINT("Failed to start the device \n\r");
LOOP_FOREVER();
}
}
else
{
UART_PRINT("woken cause unknown\n\r");
}
//
// connecting to the Access Point
//
if(-1 == WlanConnect())
{
UART_PRINT("Connection to AP failed\n\r");
goto no_network_connection;
}else{
UART_PRINT("Connected to AP\n\r");
}
//
// creating a UDP socket
//
iSockDesc = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);
if(iSockDesc < 0)
{
UART_PRINT("sock error\n\r");
LOOP_FOREVER();
}
//
// configure the UDP Server address
//
sServerAddr.sin_family = SL_AF_INET;
sServerAddr.sin_port = sl_Htons(APP_UDP_PORT);
sServerAddr.sin_addr.s_addr = sl_Htonl(SERVER_IP_ADDRESS);
//
// Set 5 sec timer allowing 5 sec of UDP Tx.
//
tTimerHndl = SetTimer();
g_ucTrafficEnable = 1;
while(g_ucTrafficEnable == 1)
{
//
// sending message
//
iRetVal = sendto(iSockDesc, pcSendBuff,BUFF_SIZE, 0,
(struct sockaddr *)&sServerAddr,sizeof(sServerAddr));
if(iRetVal < 0)
{
UART_PRINT("send error\n\r");
LOOP_FOREVER();
}
ManageDelay(128,BUFF_SIZE);
}
UART_PRINT("sent\n\r");
//
// stop and delete the timer
//
cc_timer_stop(tTimerHndl);
cc_timer_delete(tTimerHndl);
//
//close the socket
//
close(iSockDesc);
if(iRetVal < 0)
{
UART_PRINT("could not close the socket\n\r");
}
//
// disconnect from the Access Point
//
WlanDisconnect();
no_network_connection:
//
// stop the simplelink with reqd. timeout value (30 ms)
//
sl_Stop(SL_STOP_TIMEOUT);
//
// setting Timer as one of the wakeup source
//
tTimerHndl = SetTimerAsWkUp();
//
// setting some GPIO as one of the wakeup source
//
tGPIOHndl = SetGPIOAsWkUp();
/* handles, if required, can be used to stop the timer, but not used here*/
UNUSED(tTimerHndl);
UNUSED(tGPIOHndl);
//
// Setting up HIBERNATE as the lowest power mode for the system.
//
lp3p0_setup_power_policy(POWER_POLICY_HIBERNATE);
//
// idle wait will push the system into the lowest power mode(HIBERNATE).
//
iRetVal = osi_MsgQCreate(&g_tWaitForHib, NULL, sizeof( unsigned char ), 1);
if (iRetVal < 0)
{
UART_PRINT("unable to create the msg queue\n\r");
LOOP_FOREVER();
}
osi_MsgQRead(&g_tWaitForHib, &cSyncMsg, OSI_WAIT_FOREVER);
//
// infinite loop (must not reach here)
//
LOOP_FOREVER();
}
