void tcpip_periodic_timer()
{
int i;
MT_TimerExpired();
if(timer_expired(&periodic_timer)) {
timer_reset(&periodic_timer);
for(i = 0; i < UIP_CONNS; i++) {
uip_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
mt76xx_dev_send();
}
}
#if UIP_UDP
for(i = 0; i < UIP_UDP_CONNS; i++) {
uip_udp_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
mt76xx_dev_send();
}
}
#endif /* UIP_UDP */
/* Call the ARP timer function every 10 seconds. */
if(timer_expired(&arp_timer)) {
timer_reset(&arp_timer);
uip_arp_timer();
}
}
#if 0
if(timer_expired(&cli_timer)) {
clk = (clk > (CLOCK_SECOND*60))?clk:(clk*2);
timer_set(&cli_timer, clk);
if ((cli_fd == -1) &&
memcmp(uip_hostaddr, 0x00000000, sizeof(uip_hostaddr))) {
struct uip_conn *conn = NULL;
uip_ipaddr_t srv_ip;
uip_ipaddr(srv_ip, IoTpAd.ComCfg.IoT_ServeIP[0], IoTpAd.ComCfg.IoT_ServeIP[1],
IoTpAd.ComCfg.IoT_ServeIP[2], IoTpAd.ComCfg.IoT_ServeIP[3]);
conn = uip_connect(&srv_ip, HTONS(IoTpAd.ComCfg.IoT_TCP_Srv_Port));
if(conn) {
conn->lport = HTONS(7682);
cli_fd = conn->fd;
} else {
printf("connect fail\n");
}
}
}
#endif
}
void Network::on_idle(void *argument)
{
if (!ethernet->isUp()) return;
int len= sizeof(uip_buf); // set maximum size
if (ethernet->_receive_frame(uip_buf, &len)) {
uip_len = len;
this->handlePacket();
} else {
if (timer_expired(&periodic_timer)) { /* no packet but periodic_timer time out (0.1s)*/
timer_reset(&periodic_timer);
for (int i = 0; i < UIP_CONNS; i++) {
uip_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if (uip_len > 0) {
uip_arp_out();
tapdev_send(uip_buf, uip_len);
}
}
#if UIP_CONF_UDP
for (int i = 0; i < UIP_UDP_CONNS; i++) {
uip_udp_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if (uip_len > 0) {
uip_arp_out();
tapdev_send(uip_buf, uip_len);
}
}
#endif
}
/*
This didn't work actually made it worse,it should have worked though
else{
// TODO if the command queue is below a certain amount we should poll any stopped connections
if(command_q->size() < 4) {
for (struct uip_conn *connr = &uip_conns[0]; connr <= &uip_conns[UIP_CONNS - 1]; ++connr) {
if(uip_stopped(connr)){
// Force a poll of this
printf("Force poll of connection\n");
uip_poll_conn(connr);
}
}
}
}
*/
/* Call the ARP timer function every 10 seconds. */
if (timer_expired(&arp_timer)) {
timer_reset(&arp_timer);
uip_arp_timer();
}
}
}
void ethernet_service(void) {
int i;
struct uip_eth_hdr *buf = (struct uip_eth_hdr *)&uip_buf[0];
etimer_request_poll();
process_run();
uip_len = liteethmac_poll();
if(uip_len > 0) {
if(buf->type == uip_htons(UIP_ETHTYPE_IP)) {
uip_arp_ipin();
uip_input();
if(uip_len > 0) {
uip_arp_out();
liteethmac_send();
}
} else if(buf->type == uip_htons(UIP_ETHTYPE_ARP)) {
uip_arp_arpin();
if(uip_len > 0)
liteethmac_send();
}
} else if (elapsed(&uip_periodic_event, uip_periodic_period)) {
for(i = 0; i < UIP_CONNS; i++) {
uip_periodic(i);
if(uip_len > 0) {
uip_arp_out();
liteethmac_send();
}
}
}
if (elapsed(&uip_arp_event, uip_arp_period)) {
uip_arp_timer();
}
}
void deal(){
int i;
if(uip_len > 0) {
if(BUF_IF->type == htons(UIP_ETHTYPE_IP)) {
uip_arp_ipin();
uip_input();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
current_dev->eth_tx(current_dev, uip_buf, uip_len);
}
} else if(BUF_IF->type == htons(UIP_ETHTYPE_ARP)) {
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
current_dev->eth_tx(current_dev, uip_buf, uip_len);
}
}
} else if(timer_expired(&periodic_timer)) {
timer_reset(&periodic_timer);
for(i = 0; i < UIP_CONNS; i++) {
uip_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
current_dev->eth_tx(current_dev, uip_buf, uip_len);
}
}
#if UIP_UDP
for(i = 0; i < UIP_UDP_CONNS; i++) {
uip_udp_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
current_dev->eth_tx(current_dev, uip_buf, uip_len);
}
}
#endif /* UIP_UDP */
/* Call the ARP timer function every 10 seconds. */
if(timer_expired(&arp_timer)) {
timer_reset(&arp_timer);
uip_arp_timer();
}
}
//rt_exit_critical();
return 0;
}
void uip_server(chanend mac_rx, chanend mac_tx, chanend xtcp[], int num_xtcp,
xtcp_ipconfig_t *ipconfig, chanend connect_status) {
struct uip_timer periodic_timer, arp_timer, autoip_timer;
unsigned char hwaddr[6];
timer_set(&periodic_timer, CLOCK_SECOND / 10);
timer_set(&autoip_timer, CLOCK_SECOND / 2);
timer_set(&arp_timer, CLOCK_SECOND * 10);
xcoredev_init(mac_rx, mac_tx);
mac_get_macaddr(mac_tx, hwaddr);
uip_server_init(xtcp, num_xtcp, ipconfig, hwaddr);
// Main uIP service loop
while (1)
{
xtcpd_service_clients(xtcp, num_xtcp);
xtcpd_check_connection_poll(mac_tx);
uip_xtcp_checkstate();
uip_xtcp_checklink(connect_status);
uip_len = xcoredev_read(mac_rx, UIP_CONF_BUFFER_SIZE);
if (uip_len > 0) {
xtcp_process_incoming_packet(mac_tx);
}
xtcp_process_udp_acks(mac_tx);
if (timer_expired(&arp_timer)) {
timer_reset(&arp_timer);
uip_arp_timer();
}
#if UIP_USE_AUTOIP
if (timer_expired(&autoip_timer)) {
timer_reset(&autoip_timer);
autoip_periodic();
if (uip_len > 0) {
xtcp_tx_buffer(mac_tx);
}
}
#endif
if (timer_expired(&periodic_timer)) {
xtcp_process_periodic_timer(mac_tx);
timer_reset(&periodic_timer);
}
}
return;
}
void NanodeUIP::poll(void) {
int i;
uip_len = enc28j60PacketReceive(UIP_BUFSIZE,uip_buf);
if(uip_len > 0) {
if(BUF->type == UIP_HTONS(UIP_ETHTYPE_IP)) {
uip_arp_ipin();
uip_input();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
enc28j60PacketSend(uip_len,uip_buf);
}
} else if(BUF->type == UIP_HTONS(UIP_ETHTYPE_ARP)) {
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
enc28j60PacketSend(uip_len,uip_buf);
}
}
} else if(timer_expired(&periodic_timer)) {
timer_reset(&periodic_timer);
for(i = 0; i < UIP_CONNS; i++) {
uip_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
enc28j60PacketSend(uip_len,uip_buf);
}
}
#if UIP_UDP
for(i = 0; i < UIP_UDP_CONNS; i++) {
uip_udp_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
enc28j60PacketSend(uip_len,uip_buf);
}
}
#endif /* UIP_UDP */
/* Call the ARP timer function every 10 seconds. */
if(timer_expired(&arp_timer)) {
timer_reset(&arp_timer);
uip_arp_timer();
}
}
}
/**
* @brief Process Network
* @param None
* @retval None
*/
void Network_Process(void)
{
static uint8_t arp_counter = 0;
int i;
for (i = 0; i < UIP_CONNS; i++)
{
uip_periodic(i);
if (uip_len > 0)
{
uip_arp_out();
enc28j60_send_packet((uint8_t *)uip_buf, uip_len);
}
}
#if UIP_UDP
for (i = 0; i < UIP_UDP_CONNS; i++)
{
uip_udp_periodic(i);
if (uip_len > 0)
{
uip_arp_out();
network_send();
}
}
#endif /* UIP_UDP */
if (++arp_counter >= 50)
{
arp_counter = 0;
uip_arp_timer();
}
uip_len = enc28j60_recv_packet((uint8_t *)uip_buf, UIP_BUFSIZE);
if (uip_len > 0)
{
if (((struct uip_eth_hdr *)&uip_buf[0])->type == htons(UIP_ETHTYPE_IP))
{
uip_arp_ipin();
uip_input();
if (uip_len > 0)
{
uip_arp_out();
enc28j60_send_packet((uint8_t *)uip_buf, uip_len);
}
}
else if (((struct uip_eth_hdr *)&uip_buf[0])->type == htons(UIP_ETHTYPE_ARP))
{
uip_arp_arpin();
if (uip_len > 0)
{
enc28j60_send_packet((uint8_t *)uip_buf, uip_len);
}
}
}
}
static void arptimer_poll(int argc, uint32_t arg, ...)
{
/* Call the ARP timer function every 10 seconds. */
uip_arp_timer();
/* Setup the watchdog timer again */
(void)wd_start(g_arptimer, ARPTIMER_WDINTERVAL, arptimer_poll, 0);
}
/**
*******************************************************************************************
* @fn void TcpIpMain(void)
* @brief Update the uIP stack.
* @return None
* @attention
*******************************************************************************************
*/
void TcpIpMain(void)
{
uint8_t Index;
uip_len = nic_poll();
if (uip_len == 0)
{
// If timed out, call periodic function for each connection
if (TcpIpUipTimerCounter >= TCP_IP_CNT_TIME)
{
TcpIpUipTimerCounter = 0;
for (Index = 0; Index < UIP_CONNS; Index++)
{
uip_periodic(Index);
if (uip_len > 0)
{
uip_arp_out();
nic_send();
}
}
/* Call the ARP timer function every ~10 seconds. */
if (++TcpIpUipArpTimerCounter >= TCP_IP_ARP_CNT_TIME)
{
uip_arp_timer();
TcpIpUipArpTimerCounter = 0;
}
}
}
else // packet received
{
// process an IP packet
if (TCP_IP_BUF->type == htons(UIP_ETHTYPE_IP))
{
uip_arp_ipin();
uip_input();
if (uip_len > 0)
{
uip_arp_out();
nic_send();
}
}
// process an ARP packet
else if (TCP_IP_BUF->type == htons(UIP_ETHTYPE_ARP))
{
uip_arp_arpin();
if (uip_len > 0)
nic_send();
}
TcpIpUipTimerCounter = 0;
}
}
void uip_timeout_entry(void* parameter)//由于TIMEOUT函数，不参与调度
{
// struct timer periodic_timer, arp_timer;
static uint8_t cnt;
int i;
/* post message to ethernet thread */
//if ((rt_sem_take(msg,RT_WAITING_NO)) != -RT_ETIMEOUT)
//if (timer_expired(&periodic_timer)) //5s enter once
{
//timer_reset(&periodic_timer);
for (i = 0; i < UIP_CONNS; i++)
{
uip_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if (uip_len > 0)
{
uip_arp_out();
TransmitPacket();
}
}
#if UIP_UDP
for (i = 0; i < UIP_UDP_CONNS; i++) //
{
uip_udp_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if (uip_len > 0)
{
uip_arp_out();
TransmitPacket();
}
}
#endif /* UIP_UDP */
/* Call the ARP timer function every 10 seconds. */
//if (timer_expired(&arp_timer))
if (++cnt >= 2) //t
{
//timer_reset(&arp_timer);
uip_arp_timer();
cnt = 0;
}
}
}
void HttpdHandler(void){
int i;
for(i = 0; i < UIP_CONNS; i++){
uip_periodic(i);
if(uip_len > 0){
uip_arp_out();
NetSendHttpd();
}
}
if(++arptimer == 20){
uip_arp_timer();
arptimer = 0;
}
}
void
Ethernet_Task(void) {
int i;
ethernet_process();
if(timer_expired(&periodic_timer)) {
timer_reset(&periodic_timer);
for(i = 0; i < UIP_CONNS; i++) {
uip_periodic(i);
if(uip_len > 0) {
uip_arp_out();
network_send();
}
}
for(i = 0; i < UIP_UDP_CONNS; i++) {
uip_udp_periodic(i);
if(uip_len > 0) {
uip_arp_out();
network_send();
}
}
interface_periodic();
}
if(timer_expired(&arp_timer)) {
timer_reset(&arp_timer);
uip_arp_timer();
}
}
void uip_tcpip_thread(void *parameter)
{
int i;
static u8_t cnt;
while(1)
{
rt_thread_delay(CLOCK_SECOND*5);
for (i = 0; i < UIP_CONNS; i++)
{
uip_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if (uip_len > 0)
{
uip_arp_out();
TransmitPacket();
}
}
#if UIP_UDP
for (i = 0; i < UIP_UDP_CONNS; i++)
{
uip_udp_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if (uip_len > 0)
{
uip_arp_out();
TransmitPacket();
}
}
#endif /* UIP_UDP */
/* Call the ARP timer function every 10 seconds. */
if (++cnt > 2) uip_arp_timer();
}
}
int main(void) {
struct timer periodic_timer, arp_timer;
// Flash the status LED two times to indicate that the AVR controller is living
STATUS_LED_on();
_delay_ms(20);
STATUS_LED_off();
_delay_ms(100);
STATUS_LED_on();
_delay_ms(20);
STATUS_LED_off();
// Initialize direction and level of I/O pins
init_io_pins();
#if ADC_CHANNELS > 0
// initialize ADC converter
initADC();
#endif
// enable io functions
isBusy=0;
// Initialize system clock timers.
clock_init();
timer_set(&periodic_timer, CLOCK_SECOND);
timer_set(&arp_timer, CLOCK_SECOND*10);
// check if the config reset jumper is connected.
check_for_reset_jumper();
#ifdef SERIAL
// start the serial port server
seriald_init();
#endif // SERIAL
// initialize ethernet controller
// loop until link comes up
while (init_CP2200()==0) {
_delay_ms(200);
}
// replace config by hardcoded defaults if the flash is unprogrammed (all bits 1)
if (uip_ipaddr_cmp(config.ipaddr, all_ones_addr) &&
uip_ipaddr_cmp(config.netmask, all_ones_addr) &&
uip_ipaddr_cmp(config.gateway, all_ones_addr)) {
set_defaults();
}
// initialize uIP protocol
uip_arp_init();
uip_init();
// Configure the IP-Adrdess
IP_config();
#ifdef EMAIL_APP
// Initialize the email application
email_app_init();
#endif // EMAIL_APP
// Initialize the inetd
inetd_init();
// main loop, dispatches network and timer events
while (1) {
uip_len = network_device_read();
if (uip_len > 0) {
if (BUF->type == htons(UIP_ETHTYPE_IP)) {
uip_arp_ipin();
uip_input();
// If the above function invocation resulted in data that
// should be sent out on the network, the global variable
// uip_len is set to a value > 0.
if (uip_len > 0) {
uip_arp_out();
network_device_send();
}
} else if (BUF->type == htons(UIP_ETHTYPE_ARP)) {
uip_arp_arpin();
// If the above function invocation resulted in data that
// should be sent out on the network, the global variable
// uip_len is set to a value > 0.
if (uip_len > 0) {
network_device_send();
}
}
}
else if (timer_expired(&periodic_timer)) {
timer_reset(&periodic_timer);
for (int i = 0; i < UIP_CONNS; i++) {
uip_periodic(i);
// If the above function invocation resulted in data that
// should be sent out on the network, the global variable
// uip_len is set to a value > 0.
if (uip_len > 0) {
uip_arp_out();
network_device_send();
}
}
#if UIP_UDP
for (int i = 0; i < UIP_UDP_CONNS; i++) {
uip_udp_periodic(i);
// If the above function invocation resulted in data that
// should be sent out on the network, the global variable
// uip_len is set to a value > 0.
if (uip_len > 0) {
uip_arp_out();
network_device_send();
}
}
#endif // UIP_UDP
// Call the ARP timer function every 10 seconds.
if (timer_expired(&arp_timer)) {
timer_reset(&arp_timer);
uip_arp_timer();
}
}
#ifdef EMAIL_APP
email_app_main_loop();
#endif //EMAIL_APP
}
return 0;
}
/** Manages the currently open network connections, including TCP and (if enabled) UDP. */
static void uIPManagement_ManageConnections(void)
{
/* Poll TCP connections for more data to send back to the host */
for (uint8_t i = 0; i < UIP_CONNS; i++)
{
uip_poll_conn(&uip_conns[i]);
/* If a response was generated, send it */
if (uip_len > 0)
{
/* Add destination MAC to outgoing packet */
uip_arp_out();
/* Split and send the outgoing packet */
uip_split_output();
}
}
/* Manage open connections for timeouts */
if (timer_expired(&ConnectionTimer))
{
timer_reset(&ConnectionTimer);
LEDs_SetAllLEDs(LEDMASK_USB_BUSY);
for (uint8_t i = 0; i < UIP_CONNS; i++)
{
/* Run periodic connection management for each TCP connection */
uip_periodic(i);
/* If a response was generated, send it */
if (uip_len > 0)
{
/* Add destination MAC to outgoing packet */
uip_arp_out();
/* Split and send the outgoing packet */
uip_split_output();
}
}
#if defined(ENABLE_DHCP_CLIENT)
for (uint8_t i = 0; i < UIP_UDP_CONNS; i++)
{
/* Run periodic connection management for each UDP connection */
uip_udp_periodic(i);
/* If a response was generated, send it */
if (uip_len > 0)
{
/* Add destination MAC to outgoing packet */
uip_arp_out();
/* Split and send the outgoing packet */
uip_split_output();
}
}
#endif
LEDs_SetAllLEDs(LEDMASK_USB_READY);
}
/* Manage ARP cache refreshing */
if (timer_expired(&ARPTimer))
{
timer_reset(&ARPTimer);
uip_arp_timer();
}
}
/////////////////////////////////////////////////////////////////////////////
// The uIP Task is executed each mS
/////////////////////////////////////////////////////////////////////////////
static void UIP_TASK_Handler(void *pvParameters)
{
int i;
struct timer periodic_timer, arp_timer;
// Initialise the xLastExecutionTime variable on task entry
portTickType xLastExecutionTime = xTaskGetTickCount();
// take over exclusive access to UIP functions
MUTEX_UIP_TAKE;
// init uIP timers
timer_set(&periodic_timer, CLOCK_SECOND / 2);
timer_set(&arp_timer, CLOCK_SECOND * 10);
// init the network driver
network_device_init();
// init uIP
uip_init();
uip_arp_init();
// set my ethernet address
unsigned char *mac_addr = network_device_mac_addr();
{
int i;
for(i=0; i<6; ++i)
uip_ethaddr.addr[i] = mac_addr[i];
}
#ifndef DONT_USE_DHCP
dhcpc_init(uip_ethaddr.addr, sizeof(uip_ethaddr.addr));
MIOS32_MIDI_SendDebugMessage("[UIP_TASK] DHCP Client requests the IP settings...\n");
#else
uip_ipaddr_t ipaddr;
// set my IP address
uip_ipaddr(ipaddr,
((MY_IP_ADDRESS)>>24) & 0xff,
((MY_IP_ADDRESS)>>16) & 0xff,
((MY_IP_ADDRESS)>> 8) & 0xff,
((MY_IP_ADDRESS)>> 0) & 0xff);
uip_sethostaddr(ipaddr);
// set my netmask
uip_ipaddr(ipaddr,
((MY_NETMASK)>>24) & 0xff,
((MY_NETMASK)>>16) & 0xff,
((MY_NETMASK)>> 8) & 0xff,
((MY_NETMASK)>> 0) & 0xff);
uip_setnetmask(ipaddr);
// default router
uip_ipaddr(ipaddr,
((MY_GATEWAY)>>24) & 0xff,
((MY_GATEWAY)>>16) & 0xff,
((MY_GATEWAY)>> 8) & 0xff,
((MY_GATEWAY)>> 0) & 0xff);
uip_setdraddr(ipaddr);
MIOS32_MIDI_SendDebugMessage("[UIP_TASK] IP Address statically set:\n");
// start services immediately
UIP_TASK_StartServices();
#endif
// release exclusive access to UIP functions
MUTEX_UIP_GIVE;
// endless loop
while( 1 ) {
vTaskDelayUntil(&xLastExecutionTime, 1 / portTICK_RATE_MS);
// take over exclusive access to UIP functions
MUTEX_UIP_TAKE;
if( !(clock_time_tick() % 100) ) {
// each 100 mS: check availablility of network device
network_device_check();
}
if( network_device_available() ) {
uip_len = network_device_read();
if( uip_len > 0 ) {
if(BUF->type == htons(UIP_ETHTYPE_IP) ) {
uip_arp_ipin();
uip_input();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 ) {
uip_arp_out();
network_device_send();
}
} else if(BUF->type == htons(UIP_ETHTYPE_ARP)) {
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
network_device_send();
}
}
} else if(timer_expired(&periodic_timer)) {
timer_reset(&periodic_timer);
for(i = 0; i < UIP_CONNS; i++) {
uip_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
network_device_send();
}
}
#if UIP_UDP
for(i = 0; i < UIP_UDP_CONNS; i++) {
uip_udp_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
network_device_send();
}
}
#endif /* UIP_UDP */
/* Call the ARP timer function every 10 seconds. */
if(timer_expired(&arp_timer)) {
timer_reset(&arp_timer);
uip_arp_timer();
}
}
}
// release exclusive access to UIP functions
MUTEX_UIP_GIVE;
}
}
/*---------------------------------------------------------------------------*/
int
main(void)
{
int i;
uip_ipaddr_t ipaddr;
struct timer periodic_timer, arp_timer;
timer_set(&periodic_timer, CLOCK_SECOND / 2);
timer_set(&arp_timer, CLOCK_SECOND * 10);
tapdev_init();
uip_init();
uip_ipaddr(ipaddr, 192,168,0,2);
uip_sethostaddr(ipaddr);
uip_ipaddr(ipaddr, 192,168,0,1);
uip_setdraddr(ipaddr);
uip_ipaddr(ipaddr, 255,255,255,0);
uip_setnetmask(ipaddr);
httpd_init();
/* telnetd_init();*/
/* hello_world_init();*/
/* {
u8_t mac[6] = {1,2,3,4,5,6};
dhcpc_init(&mac, 6);
}*/
/*uip_ipaddr(ipaddr, 127,0,0,1);
smtp_configure("localhost", ipaddr);
SMTP_SEND("*****@*****.**", NULL, "*****@*****.**",
"Testing SMTP from uIP",
"Test message sent by uIP\r\n");*/
/*
webclient_init();
resolv_init();
uip_ipaddr(ipaddr, 195,54,122,204);
resolv_conf(ipaddr);
resolv_query("www.sics.se");*/
while(1) {
uip_len = tapdev_read();
if(uip_len > 0) {
if(BUF->type == htons(UIP_ETHTYPE_IP)) {
uip_arp_ipin();
uip_input();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
tapdev_send();
}
} else if(BUF->type == htons(UIP_ETHTYPE_ARP)) {
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
tapdev_send();
}
}
} else if(timer_expired(&periodic_timer)) {
timer_reset(&periodic_timer);
for(i = 0; i < UIP_CONNS; i++) {
uip_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
tapdev_send();
}
}
#if UIP_UDP
for(i = 0; i < UIP_UDP_CONNS; i++) {
uip_udp_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
tapdev_send();
}
}
#endif /* UIP_UDP */
/* Call the ARP timer function every 10 seconds. */
if(timer_expired(&arp_timer)) {
timer_reset(&arp_timer);
uip_arp_timer();
}
}
}
return 0;
}
void vuIP_Task( void *pvParameters )
{
portBASE_TYPE i;
uip_ipaddr_t xIPAddr;
struct timer periodic_timer, arp_timer;
/* To prevent compiler warnings. */
( void ) pvParameters;
/* Initialise the uIP stack. */
timer_set( &periodic_timer, configTICK_RATE_HZ / 2 );
timer_set( &arp_timer, configTICK_RATE_HZ * 10 );
uip_init();
uip_ipaddr( xIPAddr, configIP_ADDR0, configIP_ADDR1, configIP_ADDR2, configIP_ADDR3 );
uip_sethostaddr( xIPAddr );
/* Initialise the WEB server. */
httpd_init();
/* Initialise the Ethernet controller peripheral. */
vFECInit();
for( ;; )
{
/* Is there received data ready to be processed? */
uip_len = usFECGetRxedData();
if( uip_len > 0 )
{
/* Standard uIP loop taken from the uIP manual. */
if( xHeader->type == htons( UIP_ETHTYPE_IP ) )
{
uip_arp_ipin();
uip_input();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
uip_arp_out();
vFECSendData();
}
else
{
/* If we are not sending data then let the FEC driver know
the buffer is no longer required. */
vFECRxProcessingCompleted();
}
}
else if( xHeader->type == htons( UIP_ETHTYPE_ARP ) )
{
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
vFECSendData();
}
else
{
/* If we are not sending data then let the FEC driver know
the buffer is no longer required. */
vFECRxProcessingCompleted();
}
}
else
{
/* If we are not sending data then let the FEC driver know
the buffer is no longer required. */
vFECRxProcessingCompleted();
}
}
else
{
if( timer_expired( &periodic_timer ) )
{
timer_reset( &periodic_timer );
for( i = 0; i < UIP_CONNS; i++ )
{
uip_periodic( i );
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
uip_arp_out();
vFECSendData();
}
}
/* Call the ARP timer function every 10 seconds. */
if( timer_expired( &arp_timer ) )
{
timer_reset( &arp_timer );
uip_arp_timer();
}
}
else
{
/* We did not receive a packet, and there was no periodic
processing to perform. Block for a fixed period. If a packet
is received during this period we will be woken by the ISR
giving us the Semaphore. */
xSemaphoreTake( xFECSemaphore, configTICK_RATE_HZ / 2 );
}
}
}
}
// This gets called on both Ethernet RX interrupts and timer requests,
// but it's called only from the Ethernet interrupt handler
void elua_uip_mainloop()
{
u32 temp, packet_len;
// Increment uIP timers
temp = platform_eth_get_elapsed_time();
periodic_timer += temp;
arp_timer += temp;
// Check for an RX packet and read it
if( ( packet_len = platform_eth_get_packet_nb( uip_buf, sizeof( uip_buf ) ) ) > 0 )
{
// Set uip_len for uIP stack usage.
uip_len = ( unsigned short )packet_len;
// Process incoming IP packets here.
if( BUF->type == htons( UIP_ETHTYPE_IP ) )
{
uip_arp_ipin();
uip_input();
// If the above function invocation resulted in data that
// should be sent out on the network, the global variable
// uip_len is set to a value > 0.
if( uip_len > 0 )
{
uip_arp_out();
device_driver_send();
}
}
// Process incoming ARP packets here.
else if( BUF->type == htons( UIP_ETHTYPE_ARP ) )
{
uip_arp_arpin();
// If the above function invocation resulted in data that
// should be sent out on the network, the global variable
// uip_len is set to a value > 0.
if( uip_len > 0 )
device_driver_send();
}
}
// Process TCP/IP Periodic Timer here.
// Also process the "force interrupt" events (platform_eth_force_interrupt)
if( periodic_timer >= UIP_PERIODIC_TIMER_MS )
{
periodic_timer = 0;
uip_set_forced_poll( 0 );
}
else
uip_set_forced_poll( 1 );
for( temp = 0; temp < UIP_CONNS; temp ++ )
{
uip_periodic( temp );
// If the above function invocation resulted in data that
// should be sent out on the network, the global variable
// uip_len is set to a value > 0.
if( uip_len > 0 )
{
uip_arp_out();
device_driver_send();
}
}
#if UIP_UDP
for( temp = 0; temp < UIP_UDP_CONNS; temp ++ )
{
uip_udp_periodic( temp );
// If the above function invocation resulted in data that
// should be sent out on the network, the global variable
// uip_len is set to a value > 0.
if( uip_len > 0 )
{
uip_arp_out();
device_driver_send();
}
}
#endif // UIP_UDP
// Process ARP Timer here.
if( arp_timer >= UIP_ARP_TIMER_MS )
{
arp_timer = 0;
uip_arp_timer();
}
}
void vuIP_Task( void *pvParameters )
{
portBASE_TYPE i;
uip_ipaddr_t xIPAddr;
struct timer periodic_timer, arp_timer;
extern void ( vEMAC_ISR_Wrapper )( void );
( void ) pvParameters;
/* Initialise the uIP stack. */
timer_set( &periodic_timer, configTICK_RATE_HZ / 2 );
timer_set( &arp_timer, configTICK_RATE_HZ * 10 );
uip_init();
uip_ipaddr( xIPAddr, configIP_ADDR0, configIP_ADDR1, configIP_ADDR2, configIP_ADDR3 );
uip_sethostaddr( xIPAddr );
uip_ipaddr( xIPAddr, configNET_MASK0, configNET_MASK1, configNET_MASK2, configNET_MASK3 );
uip_setnetmask( xIPAddr );
httpd_init();
/* Create the semaphore used to wake the uIP task. */
vSemaphoreCreateBinary( xEMACSemaphore );
/* Initialise the MAC. */
while( lEMACInit() != pdPASS )
{
vTaskDelay( uipINIT_WAIT );
}
portENTER_CRITICAL();
{
EMAC->IntEnable = ( INT_RX_DONE | INT_TX_DONE );
/* Set the interrupt priority to the max permissible to cause some
interrupt nesting. */
NVIC_SetPriority( ENET_IRQn, configEMAC_INTERRUPT_PRIORITY );
/* Enable the interrupt. */
NVIC_EnableIRQ( ENET_IRQn );
prvSetMACAddress();
}
portEXIT_CRITICAL();
for( ;; )
{
/* Is there received data ready to be processed? */
uip_len = ulGetEMACRxData();
if( ( uip_len > 0 ) && ( uip_buf != NULL ) )
{
/* Standard uIP loop taken from the uIP manual. */
if( xHeader->type == htons( UIP_ETHTYPE_IP ) )
{
uip_arp_ipin();
uip_input();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
uip_arp_out();
vSendEMACTxData( uip_len );
}
}
else if( xHeader->type == htons( UIP_ETHTYPE_ARP ) )
{
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
vSendEMACTxData( uip_len );
}
}
}
else
{
if( timer_expired( &periodic_timer ) && ( uip_buf != NULL ) )
{
timer_reset( &periodic_timer );
for( i = 0; i < UIP_CONNS; i++ )
{
uip_periodic( i );
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
uip_arp_out();
vSendEMACTxData( uip_len );
}
}
/* Call the ARP timer function every 10 seconds. */
if( timer_expired( &arp_timer ) )
{
timer_reset( &arp_timer );
uip_arp_timer();
}
}
else
{
/* We did not receive a packet, and there was no periodic
processing to perform. Block for a fixed period. If a packet
is received during this period we will be woken by the ISR
giving us the Semaphore. */
xSemaphoreTake( xEMACSemaphore, configTICK_RATE_HZ / 2 );
}
}
}
}
void vuIP_Task( void *pvParameters )
{
long i;
unsigned long ulNewEvent = 0UL, ulUIP_Events = 0UL;
unsigned short usPacketLength;
/* Just to prevent compiler warnings about the unused parameter. */
( void ) pvParameters;
/* Initialise the uIP stack, configuring for web server usage. */
prvInitialise_uIP();
/* Initialise the MAC and PHY. */
vEMACInit();
for( ;; )
{
/* Is there received data ready to be processed? */
usPacketLength = usEMACRead();
/* Statements to be executed if data has been received on the Ethernet. */
if( ( usPacketLength > 0U ) && ( uip_buf != NULL ) )
{
uip_len = usPacketLength;
if( xHeader->type == htons( UIP_ETHTYPE_IP ) )
{
uip_arp_ipin();
uip_input();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
uip_arp_out();
vEMACWrite();
}
}
else if( xHeader->type == htons( UIP_ETHTYPE_ARP ) )
{
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
vEMACWrite();
}
}
}
else
{
/* Clear the RX event latched in ulUIP_Events - if one was latched. */
ulUIP_Events &= ~uipETHERNET_RX_EVENT;
}
/* Statements to be executed if the TCP/IP period timer has expired. */
if( ( ulUIP_Events & uipPERIODIC_TIMER_EVENT ) != 0UL )
{
ulUIP_Events &= ~uipPERIODIC_TIMER_EVENT;
if( uip_buf != NULL )
{
for( i = 0; i < UIP_CONNS; i++ )
{
uip_periodic( i );
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
uip_arp_out();
vEMACWrite();
}
}
}
}
/* Statements to be executed if the ARP timer has expired. */
if( ( ulUIP_Events & uipARP_TIMER_EVENT ) != 0 )
{
ulUIP_Events &= ~uipARP_TIMER_EVENT;
uip_arp_timer();
}
/* If all latched events have been cleared - block until another event
occurs. */
if( ulUIP_Events == pdFALSE )
{
xQueueReceive( xEMACEventQueue, &ulNewEvent, portMAX_DELAY );
ulUIP_Events |= ulNewEvent;
}
}
}
//*****************************************************************************
//
// This example demonstrates the use of the Ethernet Controller with the uIP
// TCP/IP stack.
//
//*****************************************************************************
int
main(void)
{
uip_ipaddr_t ipaddr;
static struct uip_eth_addr sTempAddr;
long lPeriodicTimer, lARPTimer, lPacketLength;
unsigned long ulUser0, ulUser1;
unsigned long ulTemp;
//
// Set the clocking to run directly from the crystal.
//
SysCtlClockSet(SYSCTL_SYSDIV_1 | SYSCTL_USE_OSC | SYSCTL_OSC_MAIN |
SYSCTL_XTAL_8MHZ);
//
// Initialize the OLED display.
//
RIT128x96x4Init(1000000);
RIT128x96x4StringDraw("Ethernet with uIP", 12, 0, 15);
//
// Enable and Reset the Ethernet Controller.
//
SysCtlPeripheralEnable(SYSCTL_PERIPH_ETH);
SysCtlPeripheralReset(SYSCTL_PERIPH_ETH);
//
// Enable Port F for Ethernet LEDs.
// LED0 Bit 3 Output
// LED1 Bit 2 Output
//
SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOF);
GPIOPinTypeEthernetLED(GPIO_PORTF_BASE, GPIO_PIN_2 | GPIO_PIN_3);
//
// Configure SysTick for a periodic interrupt.
//
SysTickPeriodSet(SysCtlClockGet() / SYSTICKHZ);
SysTickEnable();
SysTickIntEnable();
//
// Intialize the Ethernet Controller and disable all Ethernet Controller
// interrupt sources.
//
EthernetIntDisable(ETH_BASE, (ETH_INT_PHY | ETH_INT_MDIO | ETH_INT_RXER |
ETH_INT_RXOF | ETH_INT_TX | ETH_INT_TXER | ETH_INT_RX));
ulTemp = EthernetIntStatus(ETH_BASE, false);
EthernetIntClear(ETH_BASE, ulTemp);
//
// Initialize the Ethernet Controller for operation.
//
EthernetInitExpClk(ETH_BASE, SysCtlClockGet());
//
// Configure the Ethernet Controller for normal operation.
// - Full Duplex
// - TX CRC Auto Generation
// - TX Padding Enabled
//
EthernetConfigSet(ETH_BASE, (ETH_CFG_TX_DPLXEN | ETH_CFG_TX_CRCEN |
ETH_CFG_TX_PADEN));
//
// Wait for the link to become active.
//
RIT128x96x4StringDraw("Waiting for Link", 12, 8, 15);
ulTemp = EthernetPHYRead(ETH_BASE, PHY_MR1);
while((ulTemp & 0x0004) == 0)
{
ulTemp = EthernetPHYRead(ETH_BASE, PHY_MR1);
}
RIT128x96x4StringDraw("Link Established", 12, 16, 15);
//
// Enable the Ethernet Controller.
//
EthernetEnable(ETH_BASE);
//
// Enable the Ethernet interrupt.
//
IntEnable(INT_ETH);
//
// Enable the Ethernet RX Packet interrupt source.
//
EthernetIntEnable(ETH_BASE, ETH_INT_RX);
//
// Enable all processor interrupts.
//
IntMasterEnable();
//
// Initialize the uIP TCP/IP stack.
//
uip_init();
#ifdef USE_STATIC_IP
uip_ipaddr(ipaddr, DEFAULT_IPADDR0, DEFAULT_IPADDR1, DEFAULT_IPADDR2,
DEFAULT_IPADDR3);
uip_sethostaddr(ipaddr);
DisplayIPAddress(ipaddr, 18, 24);
uip_ipaddr(ipaddr, DEFAULT_NETMASK0, DEFAULT_NETMASK1, DEFAULT_NETMASK2,
DEFAULT_NETMASK3);
uip_setnetmask(ipaddr);
#else
uip_ipaddr(ipaddr, 0, 0, 0, 0);
uip_sethostaddr(ipaddr);
DisplayIPAddress(ipaddr, 18, 24);
uip_ipaddr(ipaddr, 0, 0, 0, 0);
uip_setnetmask(ipaddr);
#endif
//
// Configure the hardware MAC address for Ethernet Controller filtering of
// incoming packets.
//
// For the Ethernet Eval Kits, the MAC address will be stored in the
// non-volatile USER0 and USER1 registers. These registers can be read
// using the FlashUserGet function, as illustrated below.
//
FlashUserGet(&ulUser0, &ulUser1);
if((ulUser0 == 0xffffffff) || (ulUser1 == 0xffffffff))
{
//
// We should never get here. This is an error if the MAC address has
// not been programmed into the device. Exit the program.
//
RIT128x96x4StringDraw("MAC Address", 0, 16, 15);
RIT128x96x4StringDraw("Not Programmed!", 0, 24, 15);
while(1)
{
}
}
//
// Convert the 24/24 split MAC address from NV ram into a 32/16 split MAC
// address needed to program the hardware registers, then program the MAC
// address into the Ethernet Controller registers.
//
sTempAddr.addr[0] = ((ulUser0 >> 0) & 0xff);
sTempAddr.addr[1] = ((ulUser0 >> 8) & 0xff);
sTempAddr.addr[2] = ((ulUser0 >> 16) & 0xff);
sTempAddr.addr[3] = ((ulUser1 >> 0) & 0xff);
sTempAddr.addr[4] = ((ulUser1 >> 8) & 0xff);
sTempAddr.addr[5] = ((ulUser1 >> 16) & 0xff);
//
// Program the hardware with it's MAC address (for filtering).
//
EthernetMACAddrSet(ETH_BASE, (unsigned char *)&sTempAddr);
uip_setethaddr(sTempAddr);
//
// Initialize the TCP/IP Application (e.g. web server).
//
httpd_init();
#ifndef USE_STATIC_IP
//
// Initialize the DHCP Client Application.
//
dhcpc_init(&sTempAddr.addr[0], 6);
dhcpc_request();
#endif
//
// Main Application Loop.
//
lPeriodicTimer = 0;
lARPTimer = 0;
while(true)
{
//
// Wait for an event to occur. This can be either a System Tick event,
// or an RX Packet event.
//
while(!g_ulFlags)
{
}
//
// If SysTick, Clear the SysTick interrupt flag and increment the
// timers.
//
if(HWREGBITW(&g_ulFlags, FLAG_SYSTICK) == 1)
{
HWREGBITW(&g_ulFlags, FLAG_SYSTICK) = 0;
lPeriodicTimer += SYSTICKMS;
lARPTimer += SYSTICKMS;
}
//
// Check for an RX Packet and read it.
//
lPacketLength = EthernetPacketGetNonBlocking(ETH_BASE, uip_buf,
sizeof(uip_buf));
if(lPacketLength > 0)
{
//
// Set uip_len for uIP stack usage.
//
uip_len = (unsigned short)lPacketLength;
//
// Clear the RX Packet event and renable RX Packet interrupts.
//
if(HWREGBITW(&g_ulFlags, FLAG_RXPKT) == 1)
{
HWREGBITW(&g_ulFlags, FLAG_RXPKT) = 0;
EthernetIntEnable(ETH_BASE, ETH_INT_RX);
}
//
// Process incoming IP packets here.
//
if(BUF->type == htons(UIP_ETHTYPE_IP))
{
uip_arp_ipin();
uip_input();
//
// If the above function invocation resulted in data that
// should be sent out on the network, the global variable
// uip_len is set to a value > 0.
//
if(uip_len > 0)
{
uip_arp_out();
EthernetPacketPut(ETH_BASE, uip_buf, uip_len);
uip_len = 0;
}
}
//
// Process incoming ARP packets here.
//
else if(BUF->type == htons(UIP_ETHTYPE_ARP))
{
uip_arp_arpin();
//
// If the above function invocation resulted in data that
// should be sent out on the network, the global variable
// uip_len is set to a value > 0.
//
if(uip_len > 0)
{
EthernetPacketPut(ETH_BASE, uip_buf, uip_len);
uip_len = 0;
}
}
}
//
// Process TCP/IP Periodic Timer here.
//
if(lPeriodicTimer > UIP_PERIODIC_TIMER_MS)
{
lPeriodicTimer = 0;
for(ulTemp = 0; ulTemp < UIP_CONNS; ulTemp++)
{
uip_periodic(ulTemp);
//
// If the above function invocation resulted in data that
// should be sent out on the network, the global variable
// uip_len is set to a value > 0.
//
if(uip_len > 0)
{
uip_arp_out();
EthernetPacketPut(ETH_BASE, uip_buf, uip_len);
uip_len = 0;
}
}
#if UIP_UDP
for(ulTemp = 0; ulTemp < UIP_UDP_CONNS; ulTemp++)
{
uip_udp_periodic(ulTemp);
//
// If the above function invocation resulted in data that
// should be sent out on the network, the global variable
// uip_len is set to a value > 0.
//
if(uip_len > 0)
{
uip_arp_out();
EthernetPacketPut(ETH_BASE, uip_buf, uip_len);
uip_len = 0;
}
}
#endif // UIP_UDP
}
//
// Process ARP Timer here.
//
if(lARPTimer > UIP_ARP_TIMER_MS)
{
lARPTimer = 0;
uip_arp_timer();
}
}
}
/*
* ARP periodic timer.
*/
static void ARPTimerHandler(eventid_t id) {
(void)id;
(void)macPollLinkStatus(ÐD1);
uip_arp_timer();
}
void vuIP_Task( void *pvParameters )
{
portBASE_TYPE i;
uip_ipaddr_t xIPAddr;
struct timer periodic_timer, arp_timer;
extern void ( vEMAC_ISR_Wrapper )( void );
/* Create the semaphore used by the ISR to wake this task. */
vSemaphoreCreateBinary( xEMACSemaphore );
/* Initialise the uIP stack. */
timer_set( &periodic_timer, configTICK_RATE_HZ / 2 );
timer_set( &arp_timer, configTICK_RATE_HZ * 10 );
uip_init();
uip_ipaddr( xIPAddr, uipIP_ADDR0, uipIP_ADDR1, uipIP_ADDR2, uipIP_ADDR3 );
uip_sethostaddr( xIPAddr );
httpd_init();
/* Initialise the MAC. */
while( Init_EMAC() != pdPASS )
{
vTaskDelay( uipINIT_WAIT );
}
portENTER_CRITICAL();
{
MAC_INTENABLE = INT_RX_DONE;
VICIntEnable |= 0x00200000;
VICVectAddr21 = ( portLONG ) vEMAC_ISR_Wrapper;
prvSetMACAddress();
}
portEXIT_CRITICAL();
for( ;; )
{
/* Is there received data ready to be processed? */
uip_len = uiGetEMACRxData( uip_buf );
if( uip_len > 0 )
{
/* Standard uIP loop taken from the uIP manual. */
if( xHeader->type == htons( UIP_ETHTYPE_IP ) )
{
uip_arp_ipin();
uip_input();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
uip_arp_out();
prvENET_Send();
}
}
else if( xHeader->type == htons( UIP_ETHTYPE_ARP ) )
{
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
prvENET_Send();
}
}
}
else
{
if( timer_expired( &periodic_timer ) )
{
timer_reset( &periodic_timer );
for( i = 0; i < UIP_CONNS; i++ )
{
uip_periodic( i );
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
uip_arp_out();
prvENET_Send();
}
}
/* Call the ARP timer function every 10 seconds. */
if( timer_expired( &arp_timer ) )
{
timer_reset( &arp_timer );
uip_arp_timer();
}
}
else
{
/* We did not receive a packet, and there was no periodic
processing to perform. Block for a fixed period. If a packet
is received during this period we will be woken by the ISR
giving us the Semaphore. */
xSemaphoreTake( xEMACSemaphore, configTICK_RATE_HZ / 2 );
}
}
}
}
int main(int argc, char *argv[]) {
uip_ipaddr_t ipaddr;
int i;
struct timer periodic_timer, arp_timer;
if(connect_pci() < 0) return 1;
printf("Starting up stack!\n");
uip_init();
uip_ipaddr(ipaddr, 192,168,1,8);
uip_sethostaddr(ipaddr);
uip_ipaddr(ipaddr, 192,168,1,1);
uip_setdraddr(ipaddr);
uip_ipaddr(ipaddr, 255,255,255,0);
uip_setnetmask(ipaddr);
uip_setethaddr(rtl8139_mac);
resolv_init();
dhcpc_init(rtl8139_mac, 6);
// httpd_init();
resolv_query("grindars.org.ru");
printf("Stack started\n");
while(1) {
uip_len = rtl8139_poll();
if(uip_len > 0) {
if(BUF->type == htons(UIP_ETHTYPE_IP)) {
uip_arp_ipin();
uip_input();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
rtl8139_transmit();
}
} else if(BUF->type == htons(UIP_ETHTYPE_ARP)) {
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
rtl8139_transmit();
}
}
} else if(timer_expired(&periodic_timer)) {
timer_reset(&periodic_timer);
for(i = 0; i < UIP_CONNS; i++) {
uip_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
rtl8139_transmit();
}
}
//#if UIP_UDP
for(i = 0; i < UIP_UDP_CONNS; i++) {
uip_udp_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0) {
uip_arp_out();
rtl8139_transmit();
}
}
//#endif /* UIP_UDP */
/* Call the ARP timer function every 10 seconds. */
if(timer_expired(&arp_timer)) {
timer_reset(&arp_timer);
uip_arp_timer();
}
}
}
return 0;
}
void vuIP_Task( void *pvParameters )
{
portBASE_TYPE i;
uip_ipaddr_t xIPAddr;
struct timer periodic_timer, arp_timer;
/* Create the semaphore used by the ISR to wake this task. */
vSemaphoreCreateBinary( xSemaphore );
/* Initialise the uIP stack. */
timer_set( &periodic_timer, configTICK_RATE_HZ / 2 );
timer_set( &arp_timer, configTICK_RATE_HZ * 10 );
uip_init();
uip_ipaddr( xIPAddr, uipIP_ADDR0, uipIP_ADDR1, uipIP_ADDR2, uipIP_ADDR3 );
uip_sethostaddr( xIPAddr );
uip_ipaddr( xIPAddr, uipNET_MASK0, uipNET_MASK1, uipNET_MASK2, uipNET_MASK3 );
uip_setnetmask( xIPAddr );
uip_ipaddr( xIPAddr, uipGATEWAY_ADDR0, uipGATEWAY_ADDR1, uipGATEWAY_ADDR2, uipGATEWAY_ADDR3 );
uip_setdraddr( xIPAddr );
httpd_init();
/* Initialise the MAC. */
ENET_InitClocksGPIO();
ENET_Init();
portENTER_CRITICAL();
{
ENET_Start();
prvSetMACAddress();
VIC_Config( ENET_ITLine, VIC_IRQ, 1 );
VIC_ITCmd( ENET_ITLine, ENABLE );
ENET_DMA->ISR = uipDMI_RX_CURRENT_DONE;
ENET_DMA->IER = uipDMI_RX_CURRENT_DONE;
}
portEXIT_CRITICAL();
while(1)
{
/* Is there received data ready to be processed? */
uip_len = ENET_HandleRxPkt( uip_buf );
if( uip_len > 0 )
{
/* Standard uIP loop taken from the uIP manual. */
if( xHeader->type == htons( UIP_ETHTYPE_IP ) )
{
uip_arp_ipin();
uip_input();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
uip_arp_out();
prvENET_Send();
}
}
else if( xHeader->type == htons( UIP_ETHTYPE_ARP ) )
{
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
prvENET_Send();
}
}
}
else
{
if( timer_expired( &periodic_timer ) )
{
timer_reset( &periodic_timer );
for( i = 0; i < UIP_CONNS; i++ )
{
uip_periodic( i );
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
uip_arp_out();
prvENET_Send();
}
}
/* Call the ARP timer function every 10 seconds. */
if( timer_expired( &arp_timer ) )
{
timer_reset( &arp_timer );
uip_arp_timer();
}
}
else
{
/* We did not receive a packet, and there was no periodic
processing to perform. Block for a fixed period. If a packet
is received during this period we will be woken by the ISR
giving us the Semaphore. */
xSemaphoreTake( xSemaphore, configTICK_RATE_HZ / 2 );
}
}
}
}
void uip_task(void *p)
{
int i;
struct timer periodic_timer, arp_timer;
enc28j60_open();
timer_set(&periodic_timer, CLOCK_SECOND / 2);
timer_set(&arp_timer, CLOCK_SECOND * 10);
while(1)
{
socket_process_pending_lists_();
uip_len = enc28j60_read();
if(uip_len > 0)
{
if(BUF->type == htons(UIP_ETHTYPE_IP))
{
uip_input();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0)
{
uip_arp_out();
enc28j60_write();
}
}
else if(BUF->type == htons(UIP_ETHTYPE_ARP))
{
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0)
{
enc28j60_write();
}
}
}
if(timer_expired(&periodic_timer))
{
timer_reset(&periodic_timer);
for(i = 0; i < UIP_CONNS; i++)
{
uip_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0)
{
uip_arp_out();
enc28j60_write();
}
}
#if UIP_UDP
for(i = 0; i < UIP_UDP_CONNS; i++)
{
uip_udp_periodic(i);
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if(uip_len > 0)
{
uip_arp_out();
enc28j60_write();
}
}
#endif /* UIP_UDP */
/* Call the ARP timer function every 10 seconds. */
if(timer_expired(&arp_timer))
{
timer_reset(&arp_timer);
uip_arp_timer();
}
}
//yield so that other tasks can do something
sys_msleep(UIP_TASK_YIELD_TIME_MS);
}
}
int main(void)
{
network_init();
//CLKPR = (1<<CLKPCE); //Change prescaler
//CLKPR = (1<<CLKPS0); //Use prescaler 2
//clock_prescale_set(clock_div_2);
enc28j60Write(ECOCON, 1 & 0x7); //Get a 25MHz signal from enc28j60
uartInit();
uartSetBaudRate(9600);
rprintfInit(uartSendByte);
int i;
uip_ipaddr_t ipaddr;
struct timer periodic_timer, arp_timer;
clock_init();
timer_set(&periodic_timer, CLOCK_SECOND / 2);
timer_set(&arp_timer, CLOCK_SECOND * 10);
uip_init();
struct uip_eth_addr mac = {UIP_ETHADDR0, UIP_ETHADDR1, UIP_ETHADDR2, UIP_ETHADDR3, UIP_ETHADDR4, UIP_ETHADDR5};
uip_setethaddr(mac);
// set up the udp data stream
// configure the target system ip and port
uip_ipaddr_t target_ipaddr;
uip_ipaddr(&target_ipaddr, 192,168,0,10);
udpds_conf(&target_ipaddr, 1000, 1);
#ifdef __DHCPC_H__
dhcpc_init(&mac, 6);
#else
uip_ipaddr(ipaddr, 192,168,0,1);
uip_sethostaddr(ipaddr);
uip_ipaddr(ipaddr, 192,168,0,1);
uip_setdraddr(ipaddr);
uip_ipaddr(ipaddr, 255,255,255,0);
uip_setnetmask(ipaddr);
#endif /*__DHCPC_H__*/
while(1){
uip_len = network_read();
if(uip_len > 0) {
if(BUF->type == htons(UIP_ETHTYPE_IP)){
uip_arp_ipin();
uip_input();
if(uip_len > 0) {
uip_arp_out();
network_send();
}
}else if(BUF->type == htons(UIP_ETHTYPE_ARP)){
uip_arp_arpin();
if(uip_len > 0){
network_send();
}
}
}else if(timer_expired(&periodic_timer)) {
timer_reset(&periodic_timer);
for(i = 0; i < UIP_CONNS; i++) {
uip_periodic(i);
if(uip_len > 0) {
uip_arp_out();
network_send();
}
}
#if UIP_UDP
for(i = 0; i < UIP_UDP_CONNS; i++) {
uip_udp_periodic(i);
if(uip_len > 0) {
uip_arp_out();
network_send();
}
}
#endif /* UIP_UDP */
if(timer_expired(&arp_timer)) {
timer_reset(&arp_timer);
uip_arp_timer();
}
}
}
return 0;
}
void vuIP_Task( void *pvParameters )
{
portBASE_TYPE i;
unsigned long ulNewEvent = 0UL;
unsigned long ulUIP_Events = 0UL;
( void ) pvParameters;
/* Initialise the uIP stack. */
prvInitialise_uIP();
/* Initialise the MAC. */
vInitEmac();
while( lEMACWaitForLink() != pdPASS )
{
vTaskDelay( uipINIT_WAIT );
}
for( ;; )
{
if( ( ulUIP_Events & uipETHERNET_RX_EVENT ) != 0UL )
{
/* Is there received data ready to be processed? */
uip_len = ( unsigned short ) ulEMACRead();
if( ( uip_len > 0 ) && ( uip_buf != NULL ) )
{
/* Standard uIP loop taken from the uIP manual. */
if( xHeader->type == htons( UIP_ETHTYPE_IP ) )
{
uip_arp_ipin();
uip_input();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
uip_arp_out();
vEMACWrite();
}
}
else if( xHeader->type == htons( UIP_ETHTYPE_ARP ) )
{
uip_arp_arpin();
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
vEMACWrite();
}
}
}
else
{
ulUIP_Events &= ~uipETHERNET_RX_EVENT;
}
}
if( ( ulUIP_Events & uipPERIODIC_TIMER_EVENT ) != 0UL )
{
ulUIP_Events &= ~uipPERIODIC_TIMER_EVENT;
for( i = 0; i < UIP_CONNS; i++ )
{
uip_periodic( i );
/* If the above function invocation resulted in data that
should be sent out on the network, the global variable
uip_len is set to a value > 0. */
if( uip_len > 0 )
{
uip_arp_out();
vEMACWrite();
}
}
}
/* Call the ARP timer function every 10 seconds. */
if( ( ulUIP_Events & uipARP_TIMER_EVENT ) != 0 )
{
ulUIP_Events &= ~uipARP_TIMER_EVENT;
uip_arp_timer();
}
if( ulUIP_Events == pdFALSE )
{
xQueueReceive( xEMACEventQueue, &ulNewEvent, portMAX_DELAY );
ulUIP_Events |= ulNewEvent;
}
}
}
void main(void) {
static struct uip_eth_addr eth_addr;
uip_ipaddr_t ipaddr;
cpu_init();
uart_init();
printf("Welcome\n");
spi_init();
enc28j60_comm_init();
printf("Welcome\n");
enc_init(mac_addr);
//
// Configure SysTick for a periodic interrupt.
//
MAP_SysTickPeriodSet(MAP_SysCtlClockGet() / SYSTICKHZ);
MAP_SysTickEnable();
MAP_SysTickIntEnable();
//MAP_IntEnable(INT_GPIOA);
MAP_IntEnable(INT_GPIOE);
MAP_IntMasterEnable();
MAP_SysCtlPeripheralClockGating(false);
printf("int enabled\n");
MAP_GPIOIntTypeSet(GPIO_PORTE_BASE, ENC_INT, GPIO_FALLING_EDGE);
MAP_GPIOPinIntClear(GPIO_PORTE_BASE, ENC_INT);
MAP_GPIOPinIntEnable(GPIO_PORTE_BASE, ENC_INT);
uip_init();
eth_addr.addr[0] = mac_addr[0];
eth_addr.addr[1] = mac_addr[1];
eth_addr.addr[2] = mac_addr[2];
eth_addr.addr[3] = mac_addr[3];
eth_addr.addr[4] = mac_addr[4];
eth_addr.addr[5] = mac_addr[5];
uip_setethaddr(eth_addr);
#define DEFAULT_IPADDR0 10
#define DEFAULT_IPADDR1 0
#define DEFAULT_IPADDR2 0
#define DEFAULT_IPADDR3 201
#define DEFAULT_NETMASK0 255
#define DEFAULT_NETMASK1 255
#define DEFAULT_NETMASK2 255
#define DEFAULT_NETMASK3 0
#undef STATIC_IP
#ifdef STATIC_IP
uip_ipaddr(ipaddr, DEFAULT_IPADDR0, DEFAULT_IPADDR1, DEFAULT_IPADDR2,
DEFAULT_IPADDR3);
uip_sethostaddr(ipaddr);
printf("IP: %d.%d.%d.%d\n", DEFAULT_IPADDR0, DEFAULT_IPADDR1,
DEFAULT_IPADDR2, DEFAULT_IPADDR3);
uip_ipaddr(ipaddr, DEFAULT_NETMASK0, DEFAULT_NETMASK1, DEFAULT_NETMASK2,
DEFAULT_NETMASK3);
uip_setnetmask(ipaddr);
#else
uip_ipaddr(ipaddr, 0, 0, 0, 0);
uip_sethostaddr(ipaddr);
printf("Waiting for IP address...\n");
uip_ipaddr(ipaddr, 0, 0, 0, 0);
uip_setnetmask(ipaddr);
#endif
httpd_init();
#ifndef STATIC_IP
dhcpc_init(mac_addr, 6);
dhcpc_request();
#endif
long lPeriodicTimer, lARPTimer;
lPeriodicTimer = lARPTimer = 0;
int i; // = MAP_GPIOPinRead(GPIO_PORTA_BASE, ENC_INT) & ENC_INT;
while(true) {
//MAP_IntDisable(INT_UART0);
MAP_SysCtlSleep();
//MAP_IntEnable(INT_UART0);
//i = MAP_GPIOPinRead(GPIO_PORTA_BASE, ENC_INT) & ENC_INT;
/*while(i != 0 && g_ulFlags == 0) {
i = MAP_GPIOPinRead(GPIO_PORTA_BASE, ENC_INT) & ENC_INT;
}*/
if( HWREGBITW(&g_ulFlags, FLAG_ENC_INT) == 1 ) {
HWREGBITW(&g_ulFlags, FLAG_ENC_INT) = 0;
enc_action();
}
if(HWREGBITW(&g_ulFlags, FLAG_SYSTICK) == 1) {
HWREGBITW(&g_ulFlags, FLAG_SYSTICK) = 0;
lPeriodicTimer += SYSTICKMS;
lARPTimer += SYSTICKMS;
//printf("%d %d\n", lPeriodicTimer, lARPTimer);
}
if( lPeriodicTimer > UIP_PERIODIC_TIMER_MS ) {
lPeriodicTimer = 0;
int l;
for(l = 0; l < UIP_CONNS; l++) {
uip_periodic(l);
//
// If the above function invocation resulted in data that
// should be sent out on the network, the global variable
// uip_len is set to a value > 0.
//
if(uip_len > 0) {
uip_arp_out();
enc_send_packet(uip_buf, uip_len);
uip_len = 0;
}
}
for(l = 0; l < UIP_UDP_CONNS; l++) {
uip_udp_periodic(l);
if( uip_len > 0) {
uip_arp_out();
enc_send_packet(uip_buf, uip_len);
uip_len = 0;
}
}
}
if( lARPTimer > UIP_ARP_TIMER_MS) {
lARPTimer = 0;
uip_arp_timer();
}
}
}
