/**
* Creates an instance of the sensor base and gets an FPGA handle
*/
SensorBase::SensorBase() {
if (!portsInitialized) {
for (uint32_t i = 0; i < kDigitalChannels; i++) {
void* port = getPort(i);
int32_t status = 0;
m_digital_ports[i] = initializeDigitalPort(port, &status);
wpi_setErrorWithContext(status, getHALErrorMessage(status));
freePort(port);
}
for (uint32_t i = 0; i < kRelayChannels; i++) {
void* port = getPort(i);
int32_t status = 0;
m_relay_ports[i] = initializeDigitalPort(port, &status);
wpi_setErrorWithContext(status, getHALErrorMessage(status));
freePort(port);
}
for (uint32_t i = 0; i < kPwmChannels; i++) {
void* port = getPort(i);
int32_t status = 0;
m_pwm_ports[i] = initializeDigitalPort(port, &status);
wpi_setErrorWithContext(status, getHALErrorMessage(status));
freePort(port);
}
}
}
/**
* Construct an analog input.
*
* @param channel The channel number on the roboRIO to represent. 0-3 are
* on-board 4-7 are on the MXP port.
*/
AnalogInput::AnalogInput(uint32_t channel) {
std::stringstream buf;
buf << "Analog Input " << channel;
Resource::CreateResourceObject(inputs, kAnalogInputs);
if (!checkAnalogInputChannel(channel)) {
wpi_setWPIErrorWithContext(ChannelIndexOutOfRange, buf.str());
return;
}
if (inputs->Allocate(channel, buf.str()) ==
std::numeric_limits<uint32_t>::max()) {
CloneError(*inputs);
return;
}
m_channel = channel;
void* port = getPort(channel);
int32_t status = 0;
m_port = initializeAnalogInputPort(port, &status);
wpi_setErrorWithContext(status, getHALErrorMessage(status));
freePort(port);
LiveWindow::GetInstance()->AddSensor("AnalogInput", channel, this);
HALReport(HALUsageReporting::kResourceType_AnalogChannel, channel);
}
int
main (int argc, char **argv)
{
int times = (argc > 1)?atoi(argv[1]):100;
int i, random, port=0, index=0, numPorts = 0;
struct timeval tv;
dirxn d;
PortAlloc *pa;
int *portList;
gettimeofday(&tv, NULL);
srand48(tv.tv_sec);
portList = calloc(times, sizeof(int));
NetLogInit();
NetLogOpen((struct sockaddr_in *)NULL, 0, NETLOG_TERMINAL);
NETLOG_SETLEVEL(MFCE, NETLOG_DEBUG4);
NETLOG_SETLEVELE(MFCE, NETLOG_DEBUGMASK|NETLOG_ERRORMASK);
pa = initPortAllocation(2, 10);
for (i = 0; i < times; i++) {
random = (rand() % 100);
d = ((rand() % 100) < 40) ? rx : tx ;
if (numPorts)
index = rand() % numPorts;
if (random < 70) {
if ((random < 50) || (numPorts == 0)) {
// get a new port
port = 0;
}
else if (random < 70) {
// choose an allocated port
port = portList[index];
}
// printf("allocating: port %d for %s\n", port, dirxn2str(d));
if ((port = allocPort(pa, port, d)) > 0) {
portList[numPorts] = port;
numPorts++;
}
// else {
// printf("allocPort failed - %s port %d\n", dirxn2str(d), port);
// }
} else if (numPorts) {
// free this port
// printf("freeing: port %d for %s\n", portList[index], dirxn2str(d));
freePort(pa, portList[index], d);
}
printPorts(pa);
}
return 0;
}
void PortListener::setEnabledInternal(bool e, const QDateTime &ex) {
m_config->setGroup("ListenerConfig");
m_config->writeEntry("enabled_" + m_serviceName, e);
m_config->writeEntry("enabled_expiration_"+m_serviceName, ex);
m_config->sync();
m_expirationTime = ex;
if (e) {
if (m_port < 0)
acquirePort();
m_enabled = m_port >= 0;
}
else {
freePort();
m_enabled = false;
}
}
ForEachItemIn(i,portsinuse) {
freePort(portsinuse.item(i));
}
~MSortSlaveActivity()
{
if (portbase)
freePort(portbase,NUMSLAVEPORTS);
}
~SelfJoinSlaveActivity()
{
if(portbase)
freePort(portbase,NUMSLAVEPORTS);
}
