much simpler frequency range check
[enigma2.git] / lib / dvb / sec.cpp
index 9672930682916d62a443cc728eb657b2e300cc21..23d386eb07304f8b31b59ee4aa535e8b678cce66 100644 (file)
@@ -1,18 +1,11 @@
-#include <config.h>
 #include <lib/dvb/dvb.h>
 #include <lib/dvb/sec.h>
 #include <lib/dvb/rotor_calc.h>
 
 #if HAVE_DVB_API_VERSION < 3
-#define INVERSION Inversion
 #define FREQUENCY Frequency
-#define FEC_INNER FEC_inner
-#define SYMBOLRATE SymbolRate
 #else
-#define INVERSION inversion
 #define FREQUENCY frequency
-#define FEC_INNER fec_inner
-#define SYMBOLRATE symbol_rate
 #endif
 #include <lib/base/eerror.h>
 
@@ -28,7 +21,6 @@ eDVBSatelliteEquipmentControl::eDVBSatelliteEquipmentControl(eSmartPtrList<eDVBR
 
        clear();
 
-#if 1
 // ASTRA
        addLNB();
        setLNBTunerMask(3);
@@ -62,7 +54,6 @@ eDVBSatelliteEquipmentControl::eDVBSatelliteEquipmentControl(eSmartPtrList<eDVBR
        addSatellite(130);
        setVoltageMode(eDVBSatelliteSwitchParameters::HV);
        setToneMode(eDVBSatelliteSwitchParameters::HILO);
-#else
 
 // Rotor
        addLNB();
@@ -84,12 +75,7 @@ eDVBSatelliteEquipmentControl::eDVBSatelliteEquipmentControl(eSmartPtrList<eDVBR
        setUseInputpower(true);
        setInputpowerDelta(50);
 
-       addSatellite(130);
-       setVoltageMode(eDVBSatelliteSwitchParameters::HV);
-       setToneMode(eDVBSatelliteSwitchParameters::HILO);
-       setRotorPosNum(0);
-
-       addSatellite(192);
+       addSatellite(235);
        setVoltageMode(eDVBSatelliteSwitchParameters::HV);
        setToneMode(eDVBSatelliteSwitchParameters::HILO);
        setRotorPosNum(0);
@@ -103,7 +89,6 @@ eDVBSatelliteEquipmentControl::eDVBSatelliteEquipmentControl(eSmartPtrList<eDVBR
        setVoltageMode(eDVBSatelliteSwitchParameters::HV);
        setToneMode(eDVBSatelliteSwitchParameters::HILO);
        setRotorPosNum(1); // stored pos 1
-#endif
 }
 
 int eDVBSatelliteEquipmentControl::canTune(const eDVBFrontendParametersSatellite &sat, iDVBFrontend *fe, int frontend_id )
@@ -122,7 +107,8 @@ int eDVBSatelliteEquipmentControl::canTune(const eDVBFrontendParametersSatellite
                        if ( sit != lnb_param.m_satellites.end())
                        {
                                int band=0,
-                                       linked_to=0, // linked tuner
+                                       linked_to=-1, // linked tuner
+                                       satpos_depends_to=-1,
                                        csw = di_param.m_committed_cmd,
                                        ucsw = di_param.m_uncommitted_cmd,
                                        toneburst = di_param.m_toneburst_param,
@@ -130,10 +116,11 @@ int eDVBSatelliteEquipmentControl::canTune(const eDVBFrontendParametersSatellite
 
                                fe->getData(6, curRotorPos);
                                fe->getData(7, linked_to);
+                               fe->getData(8, satpos_depends_to);
 
                                if ( sat.frequency > lnb_param.m_lof_threshold )
                                        band |= 1;
-                               if (sat.polarisation == eDVBFrontendParametersSatellite::Polarisation::Horizontal)
+                               if (!(sat.polarisation & eDVBFrontendParametersSatellite::Polarisation::Vertical))
                                        band |= 2;
 
                                bool rotor=false;
@@ -143,25 +130,27 @@ int eDVBSatelliteEquipmentControl::canTune(const eDVBFrontendParametersSatellite
                                {
                                        diseqc=true;
                                        if ( di_param.m_committed_cmd < eDVBSatelliteDiseqcParameters::SENDNO )
-                                       {
                                                csw = 0xF0 | (csw << 2);
+
+                                       if (di_param.m_committed_cmd <= eDVBSatelliteDiseqcParameters::SENDNO)
                                                csw |= band;
-                                       }
 
                                        if ( di_param.m_diseqc_mode == eDVBSatelliteDiseqcParameters::V1_2 )  // ROTOR
                                        {
                                                rotor=true;
                                                if ( curRotorPos == sat.orbital_position )
-                                                       ret=20;
+                                                       ret=20;  // rotor on correct orbpos = prio 20
                                                else
-                                                       ret=10;
+                                                       ret=10;  // rotor must turn to correct orbpos = prio 10
                                        }
+                                       else
+                                               ret = 30;  // no rotor = prio 30
                                }
                                else
+                               {
                                        csw = band;
-                               
-                               if (!ret)
-                                       ret=40;
+                                       ret = 40;  // no diseqc = prio 40
+                               }
 
                                if (linked_to != -1)  // check for linked tuners..
                                {
@@ -197,15 +186,48 @@ int eDVBSatelliteEquipmentControl::canTune(const eDVBFrontendParametersSatellite
 //                                                     eDebug("OK .. can tune this transponder with linked tuner in use :)");
                                        }
                                }
+
+                               if (satpos_depends_to != -1)  // check for linked tuners..
+                               {
+                                       eDVBRegisteredFrontend *satpos_depends_to_fe = (eDVBRegisteredFrontend*) satpos_depends_to;
+                                       if ( satpos_depends_to_fe->m_inuse )
+                                       {
+                                               int oRotorPos = -1;
+                                               satpos_depends_to_fe->m_frontend->getData(6, oRotorPos);
+                                               if (!rotor || oRotorPos != sat.orbital_position)
+                                               {
+//                                                     eDebug("can not tune this transponder ... rotor on other tuner is positioned to %d", oRotorPos);
+                                                       ret=0;
+                                               }
+                                       }
+//                                     else
+//                                             eDebug("OK .. can tune this transponder satpos is correct :)");
+                               }
+                               if (ret)
+                               {
+                                       int lof = sat.frequency > lnb_param.m_lof_threshold ?
+                                               lnb_param.m_lof_hi : lnb_param.m_lof_lo;
+                                       int tuner_freq = abs(sat.frequency - lof);
+//                                     eDebug("tuner freq %d", tuner_freq);
+                                       if (tuner_freq < 900000 || tuner_freq > 2200000)
+                                       {
+                                               ret=0;
+//                                             eDebug("Transponder not tuneable with this lnb... %d Khz out of tuner range",
+//                                                     tuner_freq);
+                                       }
+                               }
                        }
                }
        }
        return ret;
 }
 
-RESULT eDVBSatelliteEquipmentControl::prepare(iDVBFrontend &frontend, FRONTENDPARAMETERS &parm, eDVBFrontendParametersSatellite &sat, int frontend_id)
+#define VOLTAGE(x) (lnb_param.m_increased_voltage ? iDVBFrontend::voltage##x##_5 : iDVBFrontend::voltage##x)
+
+RESULT eDVBSatelliteEquipmentControl::prepare(iDVBFrontend &frontend, FRONTENDPARAMETERS &parm, const eDVBFrontendParametersSatellite &sat, int frontend_id)
 {
        bool linked=false;
+       bool depend_satpos_mode=false;
 
        for (int idx=0; idx <= m_lnbidx; ++idx )
        {
@@ -220,9 +242,10 @@ RESULT eDVBSatelliteEquipmentControl::prepare(iDVBFrontend &frontend, FRONTENDPA
                if ( sit != lnb_param.m_satellites.end())
                {
                        eDVBSatelliteSwitchParameters &sw_param = sit->second;
-
+                       bool doSetVoltageToneFrontend = true;
                        int band=0,
                                linked_to=-1, // linked tuner
+                               satpos_depends_to=-1,
                                voltage = iDVBFrontend::voltageOff,
                                tone = iDVBFrontend::toneOff,
                                csw = di_param.m_committed_cmd,
@@ -240,6 +263,7 @@ RESULT eDVBSatelliteEquipmentControl::prepare(iDVBFrontend &frontend, FRONTENDPA
                        frontend.getData(5, lastRotorCmd);
                        frontend.getData(6, curRotorPos);
                        frontend.getData(7, linked_to);
+                       frontend.getData(8, satpos_depends_to);
 
                        if (linked_to != -1)
                        {
@@ -251,6 +275,18 @@ RESULT eDVBSatelliteEquipmentControl::prepare(iDVBFrontend &frontend, FRONTENDPA
                                }
                        }
 
+                       if (satpos_depends_to != -1)
+                       {
+                               eDVBRegisteredFrontend *satpos_fe = (eDVBRegisteredFrontend*) satpos_depends_to;
+                               if (satpos_fe->m_inuse)
+                               {
+                                       if ( di_param.m_diseqc_mode != eDVBSatelliteDiseqcParameters::V1_2 )
+                                               continue;
+                                       eDebug("[SEC] frontend is depending on satpos of other one.. so we dont turn rotor!!");
+                                       depend_satpos_mode=true;
+                               }
+                       }
+
                        if ( sat.frequency > lnb_param.m_lof_threshold )
                                band |= 1;
 
@@ -259,47 +295,21 @@ RESULT eDVBSatelliteEquipmentControl::prepare(iDVBFrontend &frontend, FRONTENDPA
                        else
                                parm.FREQUENCY = sat.frequency - lnb_param.m_lof_lo;
 
-                       if (sat.polarisation == eDVBFrontendParametersSatellite::Polarisation::Horizontal)
-                               band |= 2;
-
-                       parm.INVERSION = (!sat.inversion) ? INVERSION_ON : INVERSION_OFF;
+                       parm.FREQUENCY = abs(parm.FREQUENCY);
 
-                       switch (sat.fec)
-                       {
-                               default:
-                               case eDVBFrontendParametersSatellite::FEC::fNone:
-                                       eDebug("no fec set.. assume auto");
-                               case eDVBFrontendParametersSatellite::FEC::fAuto:
-                                       parm.u.qpsk.FEC_INNER = FEC_AUTO;
-                                       break;
-                               case eDVBFrontendParametersSatellite::FEC::f1_2:
-                                       parm.u.qpsk.FEC_INNER = FEC_1_2;
-                                       break;
-                               case eDVBFrontendParametersSatellite::FEC::f2_3:
-                                       parm.u.qpsk.FEC_INNER = FEC_2_3;
-                                       break;
-                               case eDVBFrontendParametersSatellite::FEC::f3_4:
-                                       parm.u.qpsk.FEC_INNER = FEC_3_4;
-                                       break;
-                               case eDVBFrontendParametersSatellite::FEC::f5_6:
-                                       parm.u.qpsk.FEC_INNER = FEC_5_6;
-                                       break;
-                               case eDVBFrontendParametersSatellite::FEC::f7_8: 
-                                       parm.u.qpsk.FEC_INNER = FEC_7_8;
-                                       break;
-                       }
+                       frontend.setData(9, sat.frequency - parm.FREQUENCY);
 
-                       parm.u.qpsk.SYMBOLRATE = sat.symbol_rate;
+                       if (!(sat.polarisation & eDVBFrontendParametersSatellite::Polarisation::Vertical))
+                               band |= 2;
 
                        if ( sw_param.m_voltage_mode == eDVBSatelliteSwitchParameters::_14V
-                               || ( sat.polarisation == eDVBFrontendParametersSatellite::Polarisation::Vertical
+                               || ( sat.polarisation & eDVBFrontendParametersSatellite::Polarisation::Vertical
                                        && sw_param.m_voltage_mode == eDVBSatelliteSwitchParameters::HV )  )
-                               voltage = iDVBFrontend::voltage13;
+                               voltage = VOLTAGE(13);
                        else if ( sw_param.m_voltage_mode == eDVBSatelliteSwitchParameters::_18V
-                               || ( sat.polarisation == eDVBFrontendParametersSatellite::Polarisation::Horizontal
+                               || ( !(sat.polarisation & eDVBFrontendParametersSatellite::Polarisation::Vertical)
                                        && sw_param.m_voltage_mode == eDVBSatelliteSwitchParameters::HV )  )
-                               voltage = iDVBFrontend::voltage18;
-
+                               voltage = VOLTAGE(18);
                        if ( (sw_param.m_22khz_signal == eDVBSatelliteSwitchParameters::ON)
                                || ( sw_param.m_22khz_signal == eDVBSatelliteSwitchParameters::HILO && (band&1) ) )
                                tone = iDVBFrontend::toneOn;
@@ -312,10 +322,10 @@ RESULT eDVBSatelliteEquipmentControl::prepare(iDVBFrontend &frontend, FRONTENDPA
                        if (di_param.m_diseqc_mode >= eDVBSatelliteDiseqcParameters::V1_0)
                        {
                                if ( di_param.m_committed_cmd < eDVBSatelliteDiseqcParameters::SENDNO )
-                               {
                                        csw = 0xF0 | (csw << 2);
+
+                               if (di_param.m_committed_cmd <= eDVBSatelliteDiseqcParameters::SENDNO)
                                        csw |= band;
-                               }
 
                                bool send_csw =
                                        (di_param.m_committed_cmd != eDVBSatelliteDiseqcParameters::SENDNO);
@@ -329,50 +339,168 @@ RESULT eDVBSatelliteEquipmentControl::prepare(iDVBFrontend &frontend, FRONTENDPA
                                        (di_param.m_toneburst_param != eDVBSatelliteDiseqcParameters::NO);
                                bool changed_burst = send_burst && toneburst != lastToneburst;
 
-                               bool send_diseqc = changed_ucsw;
-                               if (!send_diseqc)
-                                       send_diseqc = changed_burst && (send_ucsw || send_csw);
-                               if (!send_diseqc)
+                               int send_mask = 0; /*
+                                       1 must send csw
+                                       2 must send ucsw
+                                       4 send toneburst first
+                                       8 send toneburst at end */
+                               if (changed_burst) // toneburst first and toneburst changed
                                {
-                                       send_diseqc = changed_csw;
-                                       if ( send_diseqc && di_param.m_use_fast && (csw & 0xF0) && (lastcsw & 0xF0) && ((csw / 4) == (lastcsw / 4)) )
+                                       if (di_param.m_command_order&1)
                                        {
-                                               frontend.setData(0, csw);  // needed for linked tuner handling
-                                               send_diseqc = false;
+                                               send_mask |= 4;
+                                               if ( send_csw )
+                                                       send_mask |= 1;
+                                               if ( send_ucsw )
+                                                       send_mask |= 2;
                                        }
+                                       else
+                                               send_mask |= 8;
+                               }
+                               if (changed_ucsw)
+                               {
+                                       send_mask |= 2;
+                                       if ((di_param.m_command_order&4) && send_csw)
+                                               send_mask |= 1;
+                                       if (di_param.m_command_order==4 && send_burst)
+                                               send_mask |= 8;
                                }
+                               if (changed_csw) 
+                               {
+                                       if ( di_param.m_use_fast
+                                               && di_param.m_committed_cmd < eDVBSatelliteDiseqcParameters::SENDNO
+                                               && (lastcsw & 0xF0)
+                                               && ((csw / 4) == (lastcsw / 4)) )
+                                               eDebug("dont send committed cmd (fast diseqc)");
+                                       else
+                                       {
+                                               send_mask |= 1;
+                                               if (!(di_param.m_command_order&4) && send_ucsw)
+                                                       send_mask |= 2;
+                                               if (!(di_param.m_command_order&1) && send_burst)
+                                                       send_mask |= 8;
+                                       }
+                               }
+
+#if 0
+                               eDebugNoNewLine("sendmask: ");
+                               for (int i=3; i >= 0; --i)
+                                       if ( send_mask & (1<<i) )
+                                               eDebugNoNewLine("1");
+                                       else
+                                               eDebugNoNewLine("0");
+                               eDebug("");
+#endif
 
-                               if ( send_diseqc || changed_burst )
+                               int RotorCmd=-1;
+                               bool useGotoXX = false;
+                               if ( di_param.m_diseqc_mode == eDVBSatelliteDiseqcParameters::V1_2 )
                                {
-                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_TONE, iDVBFrontend::toneOff) );
-                                       eSecCommand::pair compare;
-                                       compare.voltage = voltage;
-                                       compare.steps = +3;
-                                       sec_sequence.push_back( eSecCommand(eSecCommand::IF_VOLTAGE_GOTO, compare) ); // voltage already correct ?
-                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, voltage) );
-                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );
+                                       if (depend_satpos_mode || linked)
+                                               // in this both modes we dont really turn the rotor.... but in canTune we need the satpos
+                                               frontend.setData(6, sat.orbital_position);
+                                       else
+                                       {
+                                               if (sw_param.m_rotorPosNum) // we have stored rotor pos?
+                                                       RotorCmd=sw_param.m_rotorPosNum;
+                                               else  // we must calc gotoxx cmd
+                                               {
+                                                       eDebug("Entry for %d,%d? not in Rotor Table found... i try gotoXX?", sat.orbital_position / 10, sat.orbital_position % 10 );
+                                                       useGotoXX = true;
+
+                                                       double  SatLon = abs(sat.orbital_position)/10.00,
+                                                                       SiteLat = rotor_param.m_gotoxx_parameters.m_latitude,
+                                                                       SiteLon = rotor_param.m_gotoxx_parameters.m_longitude;
+
+                                                       if ( rotor_param.m_gotoxx_parameters.m_la_direction == eDVBSatelliteRotorParameters::SOUTH )
+                                                               SiteLat = -SiteLat;
+
+                                                       if ( rotor_param.m_gotoxx_parameters.m_lo_direction == eDVBSatelliteRotorParameters::WEST )
+                                                               SiteLon = 360 - SiteLon;
+
+                                                       eDebug("siteLatitude = %lf, siteLongitude = %lf, %lf degrees", SiteLat, SiteLon, SatLon );
+                                                       double satHourAngle =
+                                                               calcSatHourangle( SatLon, SiteLat, SiteLon );
+                                                       eDebug("PolarmountHourAngle=%lf", satHourAngle );
+
+                                                       static int gotoXTable[10] =
+                                                               { 0x00, 0x02, 0x03, 0x05, 0x06, 0x08, 0x0A, 0x0B, 0x0D, 0x0E };
+
+                                                       if (SiteLat >= 0) // Northern Hemisphere
+                                                       {
+                                                               int tmp=(int)round( fabs( 180 - satHourAngle ) * 10.0 );
+                                                               RotorCmd = (tmp/10)*0x10 + gotoXTable[ tmp % 10 ];
+
+                                                               if (satHourAngle < 180) // the east
+                                                                       RotorCmd |= 0xE000;
+                                                               else                                    // west
+                                                                       RotorCmd |= 0xD000;
+                                                       }
+                                                       else // Southern Hemisphere
+                                                       {
+                                                               if (satHourAngle < 180) // the east
+                                                               {
+                                                                       int tmp=(int)round( fabs( satHourAngle ) * 10.0 );
+                                                                       RotorCmd = (tmp/10)*0x10 + gotoXTable[ tmp % 10 ];
+                                                                       RotorCmd |= 0xD000;
+                                                               }
+                                                               else                                    // west
+                                                               {
+                                                                       int tmp=(int)round( fabs( 360 - satHourAngle ) * 10.0 );
+                                                                       RotorCmd = (tmp/10)*0x10 + gotoXTable[ tmp % 10 ];
+                                                                       RotorCmd |= 0xE000;
+                                                               }
+                                                       }
+                                                       eDebug("RotorCmd = %04x", RotorCmd);
+                                               }
+                                       }
                                }
 
-                               for (int seq_repeat = 0; seq_repeat < (di_param.m_seq_repeat?2:1); ++seq_repeat)
+                               if ( send_mask )
                                {
-                                       if ( di_param.m_command_order & 1 && // toneburst at begin of sequence
-                                               changed_burst && di_param.m_toneburst_param != eDVBSatelliteDiseqcParameters::NO )
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_TONE, iDVBFrontend::toneOff) );
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 15) );
+                                       eSecCommand::pair compare;
+                                       compare.voltage = iDVBFrontend::voltageOff;
+                                       compare.steps = +4;
+                                       // the next is a check if voltage is switched off.. then we first set a voltage :)
+                                       // else we set voltage after all diseqc stuff..
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::IF_NOT_VOLTAGE_GOTO, compare) );
+
+                                       if ( RotorCmd != -1 && RotorCmd != lastRotorCmd )
                                        {
-                                               sec_sequence.push_back( eSecCommand(eSecCommand::SEND_TONEBURST, di_param.m_toneburst_param) );
-                                               sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );
+                                               if (rotor_param.m_inputpower_parameters.m_use)
+                                                       compare.voltage = VOLTAGE(18);  // in input power mode turn rotor always with 18V (fast)
+                                               else
+                                                       compare.voltage = VOLTAGE(13);  // in normal mode start turning with 13V
                                        }
+                                       else
+                                               compare.voltage = voltage;
 
-                                       if ( send_diseqc )
+                                       // voltage already correct ?
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::IF_VOLTAGE_GOTO, compare) );
+                                       compare.steps = +3;
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, compare.voltage) );
+                                       // voltage was disabled..so we wait a longer time .. for normal switches 200ms should be enough
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 200) );
+
+                                       for (int seq_repeat = 0; seq_repeat < (di_param.m_seq_repeat?2:1); ++seq_repeat)
                                        {
+                                               if ( send_mask & 4 )
+                                               {
+                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SEND_TONEBURST, di_param.m_toneburst_param) );
+                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );
+                                               }
+
                                                int loops=0;
 
-                                               if ( send_csw )
+                                               if ( send_mask & 1 )
                                                        ++loops;
-                                               if ( send_ucsw )
+                                               if ( send_mask & 2 )
                                                        ++loops;
 
                                                for ( int i=0; i < di_param.m_repeats; ++i )
-                                                       loops *= 2;
+                                               loops *= 2;
 
                                                for ( int i = 0; i < loops;)  // fill commands...
                                                {
@@ -380,26 +508,30 @@ RESULT eDVBSatelliteEquipmentControl::prepare(iDVBFrontend &frontend, FRONTENDPA
                                                        diseqc.len = 4;
                                                        diseqc.data[0] = i ? 0xE1 : 0xE0;
                                                        diseqc.data[1] = 0x10;
-
-                                                       if ( !send_csw || (send_ucsw && (di_param.m_command_order & 4) ) )
+                                                       if ( (send_mask & 2) && (di_param.m_command_order & 4) )
                                                        {
                                                                diseqc.data[2] = 0x39;
                                                                diseqc.data[3] = ucsw;
                                                        }
-                                                       else
+                                                       else if ( send_mask & 1 )
                                                        {
                                                                diseqc.data[2] = 0x38;
                                                                diseqc.data[3] = csw;
                                                        }
+                                                       else
+                                                       {
+                                                               diseqc.data[2] = 0x00;
+                                                               diseqc.data[3] = 0x00;
+                                                       }
                                                        sec_sequence.push_back( eSecCommand(eSecCommand::SEND_DISEQC, diseqc) );
 
                                                        i++;
                                                        if ( i < loops )
                                                        {
                                                                int cmd=0;
-                                                               if (diseqc.data[2] == 0x38 && send_ucsw)
+                                                               if (diseqc.data[2] == 0x38 && (send_mask & 2))
                                                                        cmd=0x39;
-                                                               else if (diseqc.data[2] == 0x39 && send_csw)
+                                                               else if (diseqc.data[2] == 0x39 && (send_mask & 1))
                                                                        cmd=0x38;
                                                                if (cmd)
                                                                {
@@ -419,196 +551,184 @@ RESULT eDVBSatelliteEquipmentControl::prepare(iDVBFrontend &frontend, FRONTENDPA
                                                        }
                                                        else
                                                                sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );
-
-                                                       frontend.setData(0, csw);
-                                                       frontend.setData(1, ucsw);
-                                                       frontend.setData(2, di_param.m_toneburst_param);
                                                }
-                                       }
 
-                                       if ( !(di_param.m_command_order & 1) && // toneburst at end of sequence
-                                               (changed_burst || send_diseqc) && di_param.m_toneburst_param != eDVBSatelliteDiseqcParameters::NO )
-                                       {
-                                               sec_sequence.push_back( eSecCommand(eSecCommand::SEND_TONEBURST, di_param.m_toneburst_param) );
-                                               sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );
-                                               frontend.setData(2, di_param.m_toneburst_param);
+                                               if ( send_mask & 8 )  // toneburst at end of sequence
+                                               {
+                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SEND_TONEBURST, di_param.m_toneburst_param) );
+                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );
+                                               }
                                        }
                                }
 
-                               if ( di_param.m_diseqc_mode == eDVBSatelliteDiseqcParameters::V1_2 )
+                               if ( RotorCmd != -1 && RotorCmd != lastRotorCmd )
                                {
-                                       int RotorCmd=0;
-                                       bool useGotoXX = false;
+                                       eSecCommand::pair compare;
+                                       compare.voltage = iDVBFrontend::voltageOff;
+                                       compare.steps = +4;
+                                       // the next is a check if voltage is switched off.. then we first set a voltage :)
+                                       // else we set voltage after all diseqc stuff..
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::IF_NOT_VOLTAGE_GOTO, compare) );
+
+                                       if (rotor_param.m_inputpower_parameters.m_use)
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, VOLTAGE(13)) ); // in normal mode start turning with 13V
+                                       else
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, VOLTAGE(18)) ); // turn always with 18V
+
+                                       // voltage was disabled..so we wait a longer time ..
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 500) );
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::GOTO, +7) );  // no need to send stop rotor cmd
+
+                                       if (send_mask)
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 750) ); // wait 750ms after send switch cmd
+                                       else
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::GOTO, +1) );
+
+                                       eDVBDiseqcCommand diseqc;
+                                       diseqc.len = 3;
+                                       diseqc.data[0] = 0xE0;
+                                       diseqc.data[1] = 0x31;  // positioner
+                                       diseqc.data[2] = 0x60;  // stop
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::IF_ROTORPOS_VALID_GOTO, +5) );
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::SEND_DISEQC, diseqc) );
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::SEND_DISEQC, diseqc) );
+                                       // wait 300msec after send rotor stop cmd
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 300) );
 
-                                       if (sw_param.m_rotorPosNum) // we have stored rotor pos?
-                                               RotorCmd=sw_param.m_rotorPosNum;
-                                       else  // we must calc gotoxx cmd
+                                       diseqc.data[0] = 0xE0;
+                                       diseqc.data[1] = 0x31;          // positioner
+                                       if ( useGotoXX )
                                        {
-                                               eDebug("Entry for %d,%d? not in Rotor Table found... i try gotoXX?", sat.orbital_position / 10, sat.orbital_position % 10 );
-                                               useGotoXX = true;
-
-                                               int satDir = sat.orbital_position < 0 ?
-                                                       eDVBSatelliteRotorParameters::WEST :
-                                                       eDVBSatelliteRotorParameters::EAST;
-
-                                               double  SatLon = abs(sat.orbital_position)/10.00,
-                                                               SiteLat = rotor_param.m_gotoxx_parameters.m_latitude,
-                                                               SiteLon = rotor_param.m_gotoxx_parameters.m_longitude;
-
-                                               if ( rotor_param.m_gotoxx_parameters.m_la_direction == eDVBSatelliteRotorParameters::SOUTH )
-                                                       SiteLat = -SiteLat;
-
-                                               if ( rotor_param.m_gotoxx_parameters.m_lo_direction == eDVBSatelliteRotorParameters::WEST )
-                                                       SiteLon = 360 - SiteLon;
-
-                                               if (satDir == eDVBSatelliteRotorParameters::WEST )
-                                                       SatLon = 360 - SatLon;
-
-                                               eDebug("siteLatitude = %lf, siteLongitude = %lf, %lf degrees", SiteLat, SiteLon, SatLon );
-                                               double satHourAngle =
-                                                       calcSatHourangle( SatLon, SiteLat, SiteLon );
-                                               eDebug("PolarmountHourAngle=%lf", satHourAngle );
-
-                                               static int gotoXTable[10] =
-                                                       { 0x00, 0x02, 0x03, 0x05, 0x06, 0x08, 0x0A, 0x0B, 0x0D, 0x0E };
-
-                                               if (SiteLat >= 0) // Northern Hemisphere
-                                               {
-                                                       int tmp=(int)round( fabs( 180 - satHourAngle ) * 10.0 );
-                                                       RotorCmd = (tmp/10)*0x10 + gotoXTable[ tmp % 10 ];
-
-                                                       if (satHourAngle < 180) // the east
-                                                               RotorCmd |= 0xE000;
-                                                       else                                    // west
-                                                               RotorCmd |= 0xD000;
-                                               }
-                                               else // Southern Hemisphere
-                                               {
-                                                       if (satHourAngle < 180) // the east
-                                                       {
-                                                               int tmp=(int)round( fabs( satHourAngle ) * 10.0 );
-                                                               RotorCmd = (tmp/10)*0x10 + gotoXTable[ tmp % 10 ];
-                                                               RotorCmd |= 0xD000;
-                                                       }
-                                                       else                                    // west
-                                                       {          
-                                                               int tmp=(int)round( fabs( 360 - satHourAngle ) * 10.0 );
-                                                               RotorCmd = (tmp/10)*0x10 + gotoXTable[ tmp % 10 ];
-                                                               RotorCmd |= 0xE000;
-                                                       }
-                                               }
-                                               eDebug("RotorCmd = %04x", RotorCmd);
+                                               diseqc.len = 5;
+                                               diseqc.data[2] = 0x6E;  // drive to angular position
+                                               diseqc.data[3] = ((RotorCmd & 0xFF00) / 0x100);
+                                               diseqc.data[4] = RotorCmd & 0xFF;
                                        }
-                                       if ( RotorCmd != lastRotorCmd )
+                                       else
                                        {
-                                               if ( changed_burst || send_diseqc )
-                                               {
-                                                       // override first voltage change
-                                                       *(++(++sec_sequence.begin()))=eSecCommand(eSecCommand::SET_VOLTAGE, iDVBFrontend::voltage13);
-                                                       // wait 1 second after first switch diseqc command
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 1000) );
-                                               }
-                                               else  // no other diseqc commands before
-                                               {
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_TONE, iDVBFrontend::toneOff) );
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 15) );  // wait 15msec after tone change
-                                                       eSecCommand::pair compare;
-                                                       compare.voltage = voltage;
-                                                       compare.steps = +3;
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::IF_VOLTAGE_GOTO, compare) ); // voltage already correct ?
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, iDVBFrontend::voltage13) );
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );  // wait 50msec after voltage change
-                                               }
-
-                                               eDVBDiseqcCommand diseqc;
-                                               diseqc.data[0] = 0xE0;
-                                               diseqc.data[1] = 0x31;          // positioner
-                                               if ( useGotoXX )
-                                               {
-                                                       diseqc.len = 5;
-                                                       diseqc.data[2] = 0x6E;  // drive to angular position
-                                                       diseqc.data[3] = ((RotorCmd & 0xFF00) / 0x100);
-                                                       diseqc.data[4] = RotorCmd & 0xFF;
-                                               }
-                                               else
-                                               {
-                                                       diseqc.len = 4;
-                                                       diseqc.data[2] = 0x6B;  // goto stored sat position
-                                                       diseqc.data[3] = RotorCmd;
-                                               }
+                                               diseqc.len = 4;
+                                               diseqc.data[2] = 0x6B;  // goto stored sat position
+                                               diseqc.data[3] = RotorCmd;
+                                               diseqc.data[4] = 0x00;
+                                       }
 
-                                               if ( rotor_param.m_inputpower_parameters.m_use )
-                                               { // use measure rotor input power to detect rotor state
-                                                       eSecCommand::rotor cmd;
+                                       if ( rotor_param.m_inputpower_parameters.m_use )
+                                       { // use measure rotor input power to detect rotor state
+                                               eSecCommand::rotor cmd;
+                                               eSecCommand::pair compare;
+                                               compare.voltage = VOLTAGE(18);
+                                               compare.steps = +2;
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::IF_VOLTAGE_GOTO, compare) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, compare.voltage) );
 // measure idle power values
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::IF_IDLE_INPUTPOWER_AVAIL_GOTO, +8) ); // already measured?
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );  // wait 50msec after voltage change
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::MEASURE_IDLE_INPUTPOWER, 0) );
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, iDVBFrontend::voltage18) );
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 100) );  // wait 100msec before measure
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::MEASURE_IDLE_INPUTPOWER, 1) );
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, iDVBFrontend::voltage13) ); // back to lower voltage
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );  // wait 50msec
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 200) );  // wait 200msec after voltage change
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::MEASURE_IDLE_INPUTPOWER, 1) );
+                                               compare.voltage = 1;
+                                               compare.steps = -2;
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::IF_MEASURE_IDLE_WAS_NOT_OK_GOTO, compare) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, VOLTAGE(13)) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 200) );  // wait 200msec before measure
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::MEASURE_IDLE_INPUTPOWER, 0) );
+                                               compare.voltage = 0;
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::IF_MEASURE_IDLE_WAS_NOT_OK_GOTO, compare) );
 ////////////////////////////
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_POWER_LIMITING_MODE, eSecCommand::modeStatic) );
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );  // wait 50msec after voltage change
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SEND_DISEQC, diseqc) );
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_TIMEOUT, 40) );  // 2 seconds rotor start timout
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_POWER_LIMITING_MODE, eSecCommand::modeStatic) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_ROTOR_DISEQC_RETRYS, 2) );  // 2 retries
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::INVALIDATE_CURRENT_ROTORPARMS) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SEND_DISEQC, diseqc) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_TIMEOUT, 40) );  // 2 seconds rotor start timout
 // rotor start loop
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );  // 50msec delay
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::MEASURE_RUNNING_INPUTPOWER) );
-                                                       cmd.direction=1;  // check for running rotor
-                                                       cmd.deltaA=rotor_param.m_inputpower_parameters.m_delta;
-                                                       cmd.steps=+3;
-                                                       cmd.okcount=0;
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::IF_INPUTPOWER_DELTA_GOTO, cmd ) );  // check if rotor has started
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::IF_TIMEOUT_GOTO, +10 ) );  // timeout .. we assume now the rotor is already at the correct position
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::GOTO, -4) );  // goto loop start
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );  // 50msec delay
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::MEASURE_RUNNING_INPUTPOWER) );
+                                               cmd.direction=1;  // check for running rotor
+                                               cmd.deltaA=rotor_param.m_inputpower_parameters.m_delta;
+                                               cmd.steps=+5;
+                                               cmd.okcount=0;
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::IF_INPUTPOWER_DELTA_GOTO, cmd ) );  // check if rotor has started
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::IF_TIMEOUT_GOTO, +2 ) );  // timeout .. we assume now the rotor is already at the correct position
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::GOTO, -4) );  // goto loop start
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::IF_NO_MORE_ROTOR_DISEQC_RETRYS_GOTO, +9 ) );  // timeout .. we assume now the rotor is already at the correct position
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::GOTO, -8) );  // goto loop start
 ////////////////////
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_TIMEOUT, 2400) );  // 2 minutes running timeout
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, iDVBFrontend::voltage18) );
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_POWER_LIMITING_MODE, eSecCommand::modeDynamic) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_TIMEOUT, 2400) );  // 2 minutes running timeout
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, VOLTAGE(18)) );
 // rotor running loop
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );  // wait 50msec
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::MEASURE_RUNNING_INPUTPOWER) );
-                                                       cmd.direction=0;  // check for stopped rotor
-                                                       cmd.steps=+3;
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::IF_INPUTPOWER_DELTA_GOTO, cmd ) );
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::IF_TIMEOUT_GOTO, +3 ) );  // timeout ? this should never happen
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::GOTO, -4) );  // running loop start
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );  // wait 50msec
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::MEASURE_RUNNING_INPUTPOWER) );
+                                               cmd.direction=0;  // check for stopped rotor
+                                               cmd.steps=+3;
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::IF_INPUTPOWER_DELTA_GOTO, cmd ) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::IF_TIMEOUT_GOTO, +3 ) );  // timeout ? this should never happen
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::GOTO, -4) );  // running loop start
 /////////////////////
-                                                       sec_sequence.push_back( eSecCommand(eSecCommand::UPDATE_CURRENT_ROTORPARAMS) );
-                                                       if ( linked )
-                                                       {
-                                                               frontend.setData(5, RotorCmd);
-                                                               frontend.setData(6, sat.orbital_position);
-                                                       }
-                                                       else
-                                                       {
-                                                               frontend.setData(3, RotorCmd);
-                                                               frontend.setData(4, sat.orbital_position);
-                                                       }
-                                               }
-                                               else
-                                                       eFatal("rotor turning without inputpowermeasure not implemented yet");
                                        }
+                                       else
+                                       {  // use normal turning mode
+                                               doSetVoltageToneFrontend=false;
+                                               eSecCommand::rotor cmd;
+                                               eSecCommand::pair compare;
+                                               compare.voltage = VOLTAGE(13);
+                                               compare.steps = +2;
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::IF_VOLTAGE_GOTO, compare) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, compare.voltage) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 200) );  // wait 200msec after voltage change
+
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_POWER_LIMITING_MODE, eSecCommand::modeStatic) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::INVALIDATE_CURRENT_ROTORPARMS) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SEND_DISEQC, diseqc) );
+
+                                               compare.voltage = voltage;
+                                               compare.steps = +3;
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::IF_VOLTAGE_GOTO, compare) ); // correct final voltage?
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 2000) );  // wait 2 second before set high voltage
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, voltage) );
+
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_TONE, tone) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_FRONTEND) );
+
+                                               cmd.direction=1;  // check for running rotor
+                                               cmd.deltaA=0;
+                                               cmd.steps=+3;
+                                               cmd.okcount=0;
+
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_TIMEOUT, 480) );  // 2 minutes running timeout
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 250) );  // 250msec delay
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::IF_TUNER_LOCKED_GOTO, cmd ) );
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::IF_TIMEOUT_GOTO, +3 ) ); 
+                                               sec_sequence.push_back( eSecCommand(eSecCommand::GOTO, -3) );  // goto loop start
+                                       }
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::UPDATE_CURRENT_ROTORPARAMS) );
+                                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_POWER_LIMITING_MODE, eSecCommand::modeDynamic) );
+                                       frontend.setData(3, RotorCmd);
+                                       frontend.setData(4, sat.orbital_position);
                                }
                        }
                        else
-                               frontend.setData(0, band); // store band as csw .. needed for linked tuner handling
+                               csw = band;
+
+                       frontend.setData(0, csw);
+                       frontend.setData(1, ucsw);
+                       frontend.setData(2, di_param.m_toneburst_param);
 
                        if ( linked )
                                return 0;
 
-                       eSecCommand::pair compare;
-                       compare.voltage = voltage;
-                       compare.steps = +3;
-                       sec_sequence.push_back( eSecCommand(eSecCommand::IF_VOLTAGE_GOTO, compare) ); // voltage already correct ?
-                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, voltage) );
-                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 10) );
-
-                       sec_sequence.push_back( eSecCommand(eSecCommand::SET_TONE, tone) );
-                       sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 15) );
+                       if (doSetVoltageToneFrontend)
+                       {
+                               eSecCommand::pair compare;
+                               compare.voltage = voltage;
+                               compare.steps = +3;
+                               sec_sequence.push_back( eSecCommand(eSecCommand::IF_VOLTAGE_GOTO, compare) ); // voltage already correct ?
+                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, voltage) );
+                               sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 10) );
+
+                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_TONE, tone) );
+                               sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 15) );
+
+                               sec_sequence.push_back( eSecCommand(eSecCommand::START_TUNE_TIMEOUT) );
+                               sec_sequence.push_back( eSecCommand(eSecCommand::SET_FRONTEND) );
+                       }
 
                        frontend.setSecSequence(sec_sequence);
 
@@ -616,16 +736,13 @@ RESULT eDVBSatelliteEquipmentControl::prepare(iDVBFrontend &frontend, FRONTENDPA
                }
        }
 
-       if (linked)
-               return 0;
-
-       eDebug("found no satellite configuration for orbital position (%d)", sat.orbital_position );
+       eDebug("found no useable satellite configuration for orbital position (%d)", sat.orbital_position );
        return -1;
 }
 
 RESULT eDVBSatelliteEquipmentControl::clear()
 {
-       for (int i=0; i < m_lnbidx; ++i)
+       for (int i=0; i <= m_lnbidx; ++i)
        {
                m_lnbs[i].m_satellites.clear();
                m_lnbs[i].tuner_mask = 0;
@@ -639,10 +756,35 @@ RESULT eDVBSatelliteEquipmentControl::clear()
        return 0;
 }
 
+// helper function for setTunerLinked and setTunerDepends
+RESULT eDVBSatelliteEquipmentControl::setDependencyPointers( int tu1, int tu2, int dest_data_byte )
+{
+       if (tu1 == tu2)
+               return -1;
+
+       eDVBRegisteredFrontend *p1=NULL, *p2=NULL;
+
+       int cnt=0;
+       for (eSmartPtrList<eDVBRegisteredFrontend>::iterator it(m_avail_frontends.begin()); it != m_avail_frontends.end(); ++it, ++cnt)
+       {
+               if (cnt == tu1)
+                       p1 = *it;
+               else if (cnt == tu2)
+                       p2 = *it;
+       }
+       if (p1 && p2)
+       {
+               p1->m_frontend->setData(dest_data_byte, (int)p2);  // this is evil..
+               p2->m_frontend->setData(dest_data_byte, (int)p1);
+               return 0;
+       }
+       return -1;
+}
+
 /* LNB Specific Parameters */
 RESULT eDVBSatelliteEquipmentControl::addLNB()
 {
-       if ( m_lnbidx < (int)(sizeof(m_lnbs) / sizeof(eDVBSatelliteLNBParameters)))
+       if ( (m_lnbidx+1) < (int)(sizeof(m_lnbs) / sizeof(eDVBSatelliteLNBParameters)))
                m_curSat=m_lnbs[++m_lnbidx].m_satellites.end();
        else
        {
@@ -891,26 +1033,12 @@ RESULT eDVBSatelliteEquipmentControl::setRotorPosNum(int rotor_pos_num)
 
 RESULT eDVBSatelliteEquipmentControl::setTunerLinked(int tu1, int tu2)
 {
-       if (tu1 == tu2)
-               return -1;
-
-       eDVBRegisteredFrontend *p1=NULL, *p2=NULL;
+       return setDependencyPointers(tu1, tu2, 7);
+}
 
-       int cnt=0;
-       for (eSmartPtrList<eDVBRegisteredFrontend>::iterator it(m_avail_frontends.begin()); it != m_avail_frontends.end(); ++it, ++cnt)
-       {
-               if (cnt == tu1)
-                       p1 = *it;
-               else if (cnt == tu2)
-                       p2 = *it;
-       }
-       if (p1 && p2)
-       {
-               p1->m_frontend->setData(7, (int)p2);  // this is evil..
-               p2->m_frontend->setData(7, (int)p1);
-               return 0;
-       }
-       return -1;
+RESULT eDVBSatelliteEquipmentControl::setTunerDepends(int tu1, int tu2)
+{
+       return setDependencyPointers(tu1, tu2, 8);
 }
 
 bool eDVBSatelliteEquipmentControl::isRotorMoving()