void CFrontend::setInput(t_satellite_position satellitePosition, uint32_t frequency, uint8_t polarization)
{
sat_iterator_t sit = satellites.find(satellitePosition);
/* unicable uses diseqc parameter for input selection */
config.uni_lnb = sit->second.diseqc;
setLnbOffsets(sit->second.lnbOffsetLow, sit->second.lnbOffsetHigh, sit->second.lnbSwitch);
if (config.diseqcType == DISEQC_UNICABLE)
return;
if (config.diseqcType != DISEQC_ADVANCED) {
setDiseqc(sit->second.diseqc, polarization, frequency);
return;
}
if (config.diseqc_order /*sit->second.diseqc_order*/ == COMMITED_FIRST) {
if (setDiseqcSimple(sit->second.commited, polarization, frequency))
uncommitedInput = 255;
sendUncommittedSwitchesCommand(sit->second.uncommited);
} else {
if (sendUncommittedSwitchesCommand(sit->second.uncommited))
currentTransponder.diseqc = -1;
setDiseqcSimple(sit->second.commited, polarization, frequency);
}
}
void CFrontend::setSec(const uint8_t sat_no, const uint8_t pol, const bool high_band, const uint32_t frequency)
{
uint8_t repeats = diseqcRepeats;
fe_sec_voltage_t v = (pol & 1) ? SEC_VOLTAGE_13 : SEC_VOLTAGE_18;
fe_sec_tone_mode_t t = high_band ? SEC_TONE_ON : SEC_TONE_OFF;
fe_sec_mini_cmd_t b = (sat_no & 1) ? SEC_MINI_B : SEC_MINI_A;
/*
* [0] from master, no reply, 1st transmission
* [1] any lnb switcher or smatv
* [2] write to port group 0 (committed switches)
* [3] high nibble: reset bits, low nibble set bits
* bits are: option, position, polarizaion, band
*/
struct dvb_diseqc_master_cmd cmd = {
{ 0xe0, 0x10, 0x38, 0x00, 0x00, 0x00 }, 4
};
cmd.msg[3] = 0xf0 | (((sat_no * 4) & 0x0f) | (high_band ? 1 : 0) | ((pol & 1) ? 0 : 2));
/*
* set all SEC / DiSEqC parameters
*/
secSetTone(SEC_TONE_OFF, 15);
secSetVoltage(v, 15);
if ((diseqcType == DISEQC_1_1) && (uncommitted_switch_mode > 0))
{
static uint8_t prevSatNo = 255; // initialised with greater than max Satellites (64)
// because we only want to send uncommitted switch
// command if necessary to save zap time
DBG("new Sat %d previous Sat %d", sat_no, prevSatNo);
//DBG("new Sat/4 %d previous Sat/4 %d", sat_no/4, prevSatNo/4);
if ((prevSatNo/4 != sat_no/4) && (1 == uncommitted_switch_mode))
{
sendUncommittedSwitchesCommand(0xF0 + sat_no/4);
}
else if ((prevSatNo != sat_no) && (2 == uncommitted_switch_mode))
{
sendUncommittedSwitchesCommand(0xF0 + sat_no);
}
prevSatNo = sat_no;
}
if (diseqcType >= SMATV_REMOTE_TUNING) {
#if HAVE_DVB_API_VERSION >= 3
if (diseqcType >= DISEQC_2_0)
cmd.msg[0] |= 0x02; /* reply required */
sendDiseqcCommand(&cmd, 15);
if (diseqcType >= DISEQC_2_0)
repeats += getDiseqcReply(50);
#else
sendDiseqcCommand(&cmd, 15);
#endif
}
if ((diseqcType >= DISEQC_1_1) && (repeats)) {
for (uint16_t i = 0; i < repeats; i++) {
usleep(1000 * 100); /* wait at least 100ms before retransmission */
if (0 == uncommitted_switch_mode) {
cmd.msg[2] |= 0x01; /* uncommitted switches */
sendDiseqcCommand(&cmd, 15);
}
#if HAVE_DVB_API_VERSION >= 3
uint8_t again = 0;
if (diseqcType >= DISEQC_2_0)
again += getDiseqcReply(50);
cmd.msg[0] |= 0x01; /* repeated transmission */
cmd.msg[2] &= 0xFE; /* committed switches */
sendDiseqcCommand(&cmd, 15);
if (diseqcType >= DISEQC_2_0)
again += getDiseqcReply(50);
if (again == 2)
repeats++;
#else
cmd.msg[0] |= 0x01; /* repeated transmission */
cmd.msg[2] &= 0xFE; /* committed switches */
sendDiseqcCommand(&cmd, 15);
#endif
}
}
if (diseqcType == SMATV_REMOTE_TUNING)
sendDiseqcSmatvRemoteTuningCommand(frequency);
if (diseqcType == MINI_DISEQC)
sendToneBurst(b, 15);
secSetTone(t, 15);
currentTransponder.diseqc = sat_no;
}
