better solution to add possibility to delete eSocketNotifiers,
[vuplus_dvbapp] / lib / dvb / frontend.cpp
index 47b8657..01eb27a 100644 (file)
 #include <dvbsi++/cable_delivery_system_descriptor.h>
 #include <dvbsi++/terrestrial_delivery_system_descriptor.h>
 
+#define eDebugNoSimulate(x...) \
+       do { \
+               if (!m_simulate) \
+                       eDebug(x); \
+       } while(0)
+//             else \
+//             { \
+//                     eDebugNoNewLine("SIMULATE:"); \
+//                     eDebug(x); \
+//             } \
+
+#define eDebugNoSimulateNoNewLine(x...) \
+       do { \
+               if (!m_simulate) \
+                       eDebugNoNewLine(x); \
+       } while(0)
+//             else \
+//             { \
+//                     eDebugNoNewLine("SIMULATE:"); \
+//                     eDebugNoNewLine(x); \
+//             } \
+
 void eDVBDiseqcCommand::setCommandString(const char *str)
 {
        if (!str)
@@ -204,7 +226,8 @@ void eDVBFrontendParametersTerrestrial::set(const TerrestrialDeliverySystemDescr
                guard_interval, hierarchy, modulation);
 }
 
-eDVBFrontendParameters::eDVBFrontendParameters(): m_type(-1)
+eDVBFrontendParameters::eDVBFrontendParameters()
+       :m_type(-1), m_flags(0)
 {
 }
 
@@ -322,7 +345,6 @@ RESULT eDVBFrontendParameters::calculateDifference(const iDVBFrontendParameters
                if (parm->getDVBT(oterrestrial))
                        return -2;
 
-
                if (exact && oterrestrial.bandwidth != terrestrial.bandwidth &&
                        oterrestrial.bandwidth != eDVBFrontendParametersTerrestrial::Bandwidth::BwAuto &&
                        terrestrial.bandwidth != eDVBFrontendParametersTerrestrial::Bandwidth::BwAuto)
@@ -418,10 +440,10 @@ DEFINE_REF(eDVBFrontend);
 
 int eDVBFrontend::PriorityOrder=0;
 
-eDVBFrontend::eDVBFrontend(int adap, int fe, int &ok)
-       :m_enabled(false), m_type(-1), m_dvbid(fe), m_slotid(fe)
+eDVBFrontend::eDVBFrontend(int adap, int fe, int &ok, bool simulate)
+       :m_simulate(simulate), m_enabled(false), m_type(-1), m_dvbid(fe), m_slotid(fe)
        ,m_fd(-1), m_need_rotor_workaround(false), m_can_handle_dvbs2(false)
-       ,m_sn(0), m_timeout(0), m_tuneTimer(0)
+       , m_timeout(0), m_tuneTimer(0)
 #if HAVE_DVB_API_VERSION < 3
        ,m_secfd(-1)
 #endif
@@ -432,6 +454,7 @@ eDVBFrontend::eDVBFrontend(int adap, int fe, int &ok)
 #else
        sprintf(m_filename, "/dev/dvb/adapter%d/frontend%d", adap, fe);
 #endif
+
        m_timeout = new eTimer(eApp);
        CONNECT(m_timeout->timeout, eDVBFrontend::timeout);
 
@@ -452,7 +475,7 @@ int eDVBFrontend::openFrontend()
        if (m_sn)
                return -1;  // already opened
 
-       m_state=0;
+       m_state=stateIdle;
        m_tuning=0;
 
 #if HAVE_DVB_API_VERSION < 3
@@ -460,14 +483,17 @@ int eDVBFrontend::openFrontend()
 #else
        dvb_frontend_info fe_info;
 #endif
-       eDebug("opening frontend %d", m_dvbid);
+       eDebugNoSimulate("opening frontend %d", m_dvbid);
        if (m_fd < 0)
        {
-               m_fd = ::open(m_filename, O_RDWR|O_NONBLOCK);
-               if (m_fd < 0)
+               if (!m_simulate || m_type == -1)
                {
-                       eWarning("failed! (%s) %m", m_filename);
-                       return -1;
+                       m_fd = ::open(m_filename, O_RDWR|O_NONBLOCK);
+                       if (m_fd < 0)
+                       {
+                               eWarning("failed! (%s) %m", m_filename);
+                               return -1;
+                       }
                }
        }
        else
@@ -499,7 +525,7 @@ int eDVBFrontend::openFrontend()
                        m_fd = -1;
                        return -1;
                }
-               eDebug("detected %s frontend", "satellite\0cable\0    terrestrial"+fe_info.type*10);
+               eDebugNoSimulate("detected %s frontend", "satellite\0cable\0    terrestrial"+fe_info.type*10);
        }
 
 #if HAVE_DVB_API_VERSION < 3
@@ -507,13 +533,16 @@ int eDVBFrontend::openFrontend()
        {
                        if (m_secfd < 0)
                        {
-                               m_secfd = ::open(m_sec_filename, O_RDWR);
-                               if (m_secfd < 0)
+                               if (!m_simulate)
                                {
-                                       eWarning("failed! (%s) %m", m_sec_filename);
-                                       ::close(m_fd);
-                                       m_fd=-1;
-                                       return -1;
+                                       m_secfd = ::open(m_sec_filename, O_RDWR);
+                                       if (m_secfd < 0)
+                                       {
+                                               eWarning("failed! (%s) %m", m_sec_filename);
+                                               ::close(m_fd);
+                                               m_fd=-1;
+                                               return -1;
+                                       }
                                }
                        }
                        else
@@ -524,39 +553,50 @@ int eDVBFrontend::openFrontend()
        setTone(iDVBFrontend::toneOff);
        setVoltage(iDVBFrontend::voltageOff);
 
-       m_sn = new eSocketNotifier(eApp, m_fd, eSocketNotifier::Read);
-       CONNECT(m_sn->activated, eDVBFrontend::feEvent);
+       if (!m_simulate)
+       {
+               m_sn = eSocketNotifier::create(eApp, m_fd, eSocketNotifier::Read, false);
+               CONNECT(m_sn->activated, eDVBFrontend::feEvent);
+       }
 
        return 0;
 }
 
-int eDVBFrontend::closeFrontend()
+int eDVBFrontend::closeFrontend(bool force)
 {
-       long tmp = m_data[LINKED_NEXT_PTR];
-       while (tmp != -1)
+       if (!force && m_data[CUR_VOLTAGE] != -1 && m_data[CUR_VOLTAGE] != iDVBFrontend::voltageOff)
        {
-               eDVBRegisteredFrontend *linked_fe = (eDVBRegisteredFrontend*)tmp;
-               if (linked_fe->m_inuse)
+               long tmp = m_data[LINKED_NEXT_PTR];
+               while (tmp != -1)
                {
-                       eDebug("dont close frontend %d until the linked frontend %d in slot %d is still in use",
-                               m_dvbid, linked_fe->m_frontend->getDVBID(), linked_fe->m_frontend->getSlotID());
-                       return -1;
+                       eDVBRegisteredFrontend *linked_fe = (eDVBRegisteredFrontend*)tmp;
+                       if (linked_fe->m_inuse)
+                       {
+                               eDebugNoSimulate("dont close frontend %d until the linked frontend %d in slot %d is still in use",
+                                       m_dvbid, linked_fe->m_frontend->getDVBID(), linked_fe->m_frontend->getSlotID());
+                               return -1;
+                       }
+                       linked_fe->m_frontend->getData(LINKED_NEXT_PTR, tmp);
                }
-               linked_fe->m_frontend->getData(LINKED_NEXT_PTR, tmp);
        }
+
        if (m_fd >= 0)
        {
-               eDebug("close frontend %d", m_dvbid);
-               m_tuneTimer->stop();
+               eDebugNoSimulate("close frontend %d", m_dvbid);
                setTone(iDVBFrontend::toneOff);
                setVoltage(iDVBFrontend::voltageOff);
-               if (m_sec)
+               m_tuneTimer->stop();
+               if (m_sec && !m_simulate)
                        m_sec->setRotorMoving(false);
                if (!::close(m_fd))
                        m_fd=-1;
                else
                        eWarning("couldnt close frontend %d", m_dvbid);
-               m_data[CSW] = m_data[UCSW] = m_data[TONEBURST] = -1;
+       }
+       else if (m_simulate)
+       {
+               setTone(iDVBFrontend::toneOff);
+               setVoltage(iDVBFrontend::voltageOff);
        }
 #if HAVE_DVB_API_VERSION < 3
        if (m_secfd >= 0)
@@ -567,8 +607,8 @@ int eDVBFrontend::closeFrontend()
                        eWarning("couldnt close sec %d", m_dvbid);
        }
 #endif
-       delete m_sn;
        m_sn=0;
+       m_state = stateClosed;
 
        return 0;
 }
@@ -583,6 +623,14 @@ eDVBFrontend::~eDVBFrontend()
 
 void eDVBFrontend::feEvent(int w)
 {
+       eDVBFrontend *sec_fe = this;
+       long tmp = m_data[LINKED_PREV_PTR];
+       while (tmp != -1)
+       {
+               eDVBRegisteredFrontend *linked_fe = (eDVBRegisteredFrontend*)tmp;
+               sec_fe = linked_fe->m_frontend;
+               sec_fe->getData(LINKED_NEXT_PTR, tmp);
+       }
        while (1)
        {
 #if HAVE_DVB_API_VERSION < 3
@@ -622,7 +670,7 @@ void eDVBFrontend::feEvent(int w)
                        {
                                eDebug("stateLostLock");
                                state = stateLostLock;
-                               m_data[CSW] = m_data[UCSW] = m_data[TONEBURST] = -1; // reset diseqc
+                               sec_fe->m_data[CSW] = sec_fe->m_data[UCSW] = sec_fe->m_data[TONEBURST] = -1; // reset diseqc
                        }
                }
                if (m_state != state)
@@ -643,6 +691,8 @@ void eDVBFrontend::timeout()
        }
 }
 
+#define INRANGE(X,Y,Z) (((X<=Y) && (Y<=Z))||((Z<=Y) && (Y<=X)) ? 1 : 0)
+
 int eDVBFrontend::readFrontendData(int type)
 {
        switch(type)
@@ -650,20 +700,28 @@ int eDVBFrontend::readFrontendData(int type)
                case bitErrorRate:
                {
                        uint32_t ber=0;
-                       if (ioctl(m_fd, FE_READ_BER, &ber) < 0 && errno != ERANGE)
-                               eDebug("FE_READ_BER failed (%m)");
+                       if (!m_simulate)
+                       {
+                               if (ioctl(m_fd, FE_READ_BER, &ber) < 0 && errno != ERANGE)
+                                       eDebug("FE_READ_BER failed (%m)");
+                       }
                        return ber;
                }
                case signalQuality:
                {
                        uint16_t snr=0;
-                       if (ioctl(m_fd, FE_READ_SNR, &snr) < 0 && errno != ERANGE)
-                               eDebug("FE_READ_SNR failed (%m)");
+                       if (!m_simulate)
+                       {
+                               if (ioctl(m_fd, FE_READ_SNR, &snr) < 0 && errno != ERANGE)
+                                       eDebug("FE_READ_SNR failed (%m)");
+                       }
                        return snr;
                }
                case signalQualitydB: /* this will move into the driver */
                {
                        uint16_t snr=0;
+                       if (m_simulate)
+                               return 0;
                        if (ioctl(m_fd, FE_READ_SNR, &snr) < 0 && errno != ERANGE)
                                eDebug("FE_READ_SNR failed (%m)");
                        if (!strcmp(m_description, "BCM4501 (internal)"))
@@ -678,13 +736,13 @@ int eDVBFrontend::readFrontendData(int type)
                                        20377212.0 / 4194304.0,
                                        -37791203.0 / 4194304.0,
                                };
-                       
+
                                float fval1, fval2, snr_in_db;
                                int i;
                                fval1 = 12.44714 - (2.0 * log10(SDS_SNRE / 256.0));
                                fval2 = pow(10.0, fval1)-1;
                                fval1 = 10.0 * log10(fval2);
-                       
+
                                if (fval1 < 10.0)
                                {
                                        fval2 = SNR_COEFF[0];
@@ -696,9 +754,53 @@ int eDVBFrontend::readFrontendData(int type)
                                        fval1 = fval2;
                                }
                                snr_in_db = fval1;
-                       
+
                                return (int)(snr_in_db * 100.0);
                        }
+                       else if (strstr(m_description, "Alps BSBE1 C01A") ||
+                               !strcmp(m_description, "Alps -S(STV0288)"))
+                       {
+                               if (snr == 0)
+                                       return 0;
+                               else if (snr == 0xFFFF) // i think this should not happen
+                                       return 100*100;
+                               else
+                               {
+                                       enum { REALVAL, REGVAL };
+                                       const long CN_lookup[31][2] = {
+                                               {20,8900}, {25,8680}, {30,8420}, {35,8217}, {40,7897},
+                                               {50,7333}, {60,6747}, {70,6162}, {80,5580}, {90,5029},
+                                               {100,4529}, {110,4080}, {120,3685}, {130,3316}, {140,2982},
+                                               {150,2688}, {160,2418}, {170,2188}, {180,1982}, {190,1802},
+                                               {200,1663}, {210,1520}, {220,1400}, {230,1295}, {240,1201},
+                                               {250,1123}, {260,1058}, {270,1004}, {280,957}, {290,920},
+                                               {300,890}
+                                       };
+                                       int add=strchr(m_description, '.') ? 0xA250 : 0xA100;
+                                       long regval = 0xFFFF - ((snr / 3) + add), // revert some dvb api calulations to get the real register value
+                                               Imin=0,
+                                               Imax=30,
+                                               i;
+                                       if(INRANGE(CN_lookup[Imin][REGVAL],regval,CN_lookup[Imax][REGVAL]))
+                                       {
+                                               long val;
+                                               while((Imax-Imin)>1)
+                                               {
+                                                       i=(Imax+Imin)/2;
+                                                       if(INRANGE(CN_lookup[Imin][REGVAL],regval,CN_lookup[i][REGVAL]))
+                                                               Imax = i;
+                                                       else
+                                                               Imin = i;
+                                               }
+                                               return (((regval - CN_lookup[Imin][REGVAL])
+                                                               * (CN_lookup[Imax][REALVAL] - CN_lookup[Imin][REALVAL])
+                                                               / (CN_lookup[Imax][REGVAL] - CN_lookup[Imin][REGVAL]))
+                                                               + CN_lookup[Imin][REALVAL]) * 10;
+                                       }
+                                       return 100;
+                               }
+                               return 0;
+                       }
                        else if (!strcmp(m_description, "Alps BSBE1 702A") ||  // some frontends with STV0299
                                !strcmp(m_description, "Alps -S") ||
                                !strcmp(m_description, "Philips -S") ||
@@ -716,8 +818,11 @@ int eDVBFrontend::readFrontendData(int type)
                case signalPower:
                {
                        uint16_t strength=0;
-                       if (ioctl(m_fd, FE_READ_SIGNAL_STRENGTH, &strength) < 0 && errno != ERANGE)
-                               eDebug("FE_READ_SIGNAL_STRENGTH failed (%m)");
+                       if (!m_simulate)
+                       {
+                               if (ioctl(m_fd, FE_READ_SIGNAL_STRENGTH, &strength) < 0 && errno != ERANGE)
+                                       eDebug("FE_READ_SIGNAL_STRENGTH failed (%m)");
+                       }
                        return strength;
                }
                case locked:
@@ -727,9 +832,13 @@ int eDVBFrontend::readFrontendData(int type)
 #else
                        fe_status_t status;
 #endif
-                       if ( ioctl(m_fd, FE_READ_STATUS, &status) < 0 && errno != ERANGE )
-                               eDebug("FE_READ_STATUS failed (%m)");
-                       return !!(status&FE_HAS_LOCK);
+                       if (!m_simulate)
+                       {
+                               if ( ioctl(m_fd, FE_READ_STATUS, &status) < 0 && errno != ERANGE )
+                                       eDebug("FE_READ_STATUS failed (%m)");
+                               return !!(status&FE_HAS_LOCK);
+                       }
+                       return 1;
                }
                case synced:
                {
@@ -738,9 +847,13 @@ int eDVBFrontend::readFrontendData(int type)
 #else
                        fe_status_t status;
 #endif
-                       if ( ioctl(m_fd, FE_READ_STATUS, &status) < 0 && errno != ERANGE )
-                               eDebug("FE_READ_STATUS failed (%m)");
-                       return !!(status&FE_HAS_SYNC);
+                       if (!m_simulate)
+                       {
+                               if ( ioctl(m_fd, FE_READ_STATUS, &status) < 0 && errno != ERANGE )
+                                       eDebug("FE_READ_STATUS failed (%m)");
+                               return !!(status&FE_HAS_SYNC);
+                       }
+                       return 1;
                }
                case frontendNumber:
                        return m_slotid;
@@ -789,9 +902,7 @@ void PutToDict(ePyObject &dict, const char*key, const char *value)
 void fillDictWithSatelliteData(ePyObject dict, const FRONTENDPARAMETERS &parm, eDVBFrontend *fe)
 {
        long freq_offset=0;
-       long csw=0;
        const char *tmp=0;
-       fe->getData(eDVBFrontend::CSW, csw);
        fe->getData(eDVBFrontend::FREQ_OFFSET, freq_offset);
        int frequency = parm_frequency + freq_offset;
        PutToDict(dict, "frequency", frequency);
@@ -1155,7 +1266,7 @@ void eDVBFrontend::getFrontendStatus(ePyObject dest)
 
 void eDVBFrontend::getTransponderData(ePyObject dest, bool original)
 {
-       if (m_fd != -1 && dest && PyDict_Check(dest))
+       if (dest && PyDict_Check(dest))
        {
                switch(m_type)
                {
@@ -1164,11 +1275,15 @@ void eDVBFrontend::getTransponderData(ePyObject dest, bool original)
                        case feTerrestrial:
                        {
                                FRONTENDPARAMETERS front;
-                               if (!original && ioctl(m_fd, FE_GET_FRONTEND, &front)<0)
-                                       eDebug("FE_GET_FRONTEND (%m)");
-                               else
+                               if (m_fd == -1 && !original)
+                                       original = true;
+                               else if (ioctl(m_fd, FE_GET_FRONTEND, &front)<0)
+                               {
+                                       eDebug("FE_GET_FRONTEND failed (%m)");
+                                       original = true;
+                               }
                                {
-                                       const FRONTENDPARAMETERS &parm = original ? this->parm : front;
+                                       const FRONTENDPARAMETERS &parm = original || m_simulate ? this->parm : front;
                                        const char *tmp = "INVERSION_AUTO";
                                        switch(parm_inversion)
                                        {
@@ -1209,7 +1324,7 @@ void eDVBFrontend::getFrontendData(ePyObject dest)
        if (dest && PyDict_Check(dest))
        {
                const char *tmp=0;
-               PutToDict(dest, "tuner_number", m_dvbid);
+               PutToDict(dest, "tuner_number", m_slotid);
                switch(m_type)
                {
                        case feSatellite:
@@ -1234,13 +1349,15 @@ void eDVBFrontend::getFrontendData(ePyObject dest)
 #endif
 int eDVBFrontend::readInputpower()
 {
+       if (m_simulate)
+               return 0;
        int power=m_slotid;  // this is needed for read inputpower from the correct tuner !
        char proc_name[64];
        sprintf(proc_name, "/proc/stb/fp/lnb_sense%d", m_slotid);
        FILE *f=fopen(proc_name, "r");
        if (f)
        {
-               if (fscanf(f, "%08x", &power) != 1)
+               if (fscanf(f, "%d", &power) != 1)
                        eDebug("read %s failed!! (%m)", proc_name);
                else
                        eDebug("%s is %d\n", proc_name, power);
@@ -1269,7 +1386,7 @@ int eDVBFrontend::readInputpower()
 
 bool eDVBFrontend::setSecSequencePos(int steps)
 {
-       eDebug("set sequence pos %d", steps);
+       eDebugNoSimulate("set sequence pos %d", steps);
        if (!steps)
                return false;
        while( steps > 0 )
@@ -1287,46 +1404,43 @@ bool eDVBFrontend::setSecSequencePos(int steps)
        return true;
 }
 
-void eDVBFrontend::setRotorData(int pos, int cmd)
+void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
 {
-       m_data[ROTOR_CMD] = cmd;
-       m_data[ROTOR_POS] = pos;
-       if ( m_data[SATPOS_DEPENDS_PTR] != -1 )
-       {
-               eDVBRegisteredFrontend *satpos_depends_to_fe = (eDVBRegisteredFrontend*) m_data[SATPOS_DEPENDS_PTR];
-               satpos_depends_to_fe->m_frontend->m_data[ROTOR_CMD] = cmd;
-               satpos_depends_to_fe->m_frontend->m_data[ROTOR_POS] = pos;
-       }
-       else
-       {
-               eDVBRegisteredFrontend *next = (eDVBRegisteredFrontend *)m_data[LINKED_NEXT_PTR];
-               while ( (long)next != -1 )
-               {
-                       next->m_frontend->m_data[ROTOR_CMD] = cmd;
-                       next->m_frontend->m_data[ROTOR_POS] = pos;
-                       next = (eDVBRegisteredFrontend *)next->m_frontend->m_data[LINKED_NEXT_PTR];
-               }
-               eDVBRegisteredFrontend *prev = (eDVBRegisteredFrontend *)m_data[LINKED_PREV_PTR];
-               while ( (long)prev != -1 )
-               {
-                       prev->m_frontend->m_data[ROTOR_CMD] = cmd;
-                       prev->m_frontend->m_data[ROTOR_POS] = pos;
-                       prev = (eDVBRegisteredFrontend *)prev->m_frontend->m_data[LINKED_PREV_PTR];
+       int delay=0;
+       eDVBFrontend *sec_fe = this;
+       eDVBRegisteredFrontend *regFE = 0;
+       long tmp = m_data[LINKED_PREV_PTR];
+       while ( tmp != -1 )
+       {
+               eDVBRegisteredFrontend *prev = (eDVBRegisteredFrontend *)tmp;
+               sec_fe = prev->m_frontend;
+               tmp = prev->m_frontend->m_data[LINKED_PREV_PTR];
+               if (tmp == -1 && sec_fe != this && !prev->m_inuse) {
+                       int state = sec_fe->m_state;
+                       // workaround to put the kernel frontend thread into idle state!
+                       if (state != eDVBFrontend::stateIdle && state != stateClosed)
+                       {
+                               sec_fe->closeFrontend(true);
+                               state = sec_fe->m_state;
+                       }
+                       // sec_fe is closed... we must reopen it here..
+                       if (state == eDVBFrontend::stateClosed)
+                       {
+                               regFE = prev;
+                               prev->inc_use();
+                       }
                }
        }
-}
 
-void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
-{
-       int delay=0;
        if ( m_sec_sequence && m_sec_sequence.current() != m_sec_sequence.end() )
        {
-//             eDebug("tuneLoop %d\n", m_sec_sequence.current()->cmd);
+               long *sec_fe_data = sec_fe->m_data;
+//             eDebugNoSimulate("tuneLoop %d\n", m_sec_sequence.current()->cmd);
                switch (m_sec_sequence.current()->cmd)
                {
                        case eSecCommand::SLEEP:
                                delay = m_sec_sequence.current()++->msec;
-                               eDebug("[SEC] sleep %dms", delay);
+                               eDebugNoSimulate("[SEC] sleep %dms", delay);
                                break;
                        case eSecCommand::GOTO:
                                if ( !setSecSequencePos(m_sec_sequence.current()->steps) )
@@ -1335,14 +1449,14 @@ void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
                        case eSecCommand::SET_VOLTAGE:
                        {
                                int voltage = m_sec_sequence.current()++->voltage;
-                               eDebug("[SEC] setVoltage %d", voltage);
-                               setVoltage(voltage);
+                               eDebugNoSimulate("[SEC] setVoltage %d", voltage);
+                               sec_fe->setVoltage(voltage);
                                break;
                        }
                        case eSecCommand::IF_VOLTAGE_GOTO:
                        {
                                eSecCommand::pair &compare = m_sec_sequence.current()->compare;
-                               if ( compare.voltage == m_data[CUR_VOLTAGE] && setSecSequencePos(compare.steps) )
+                               if ( compare.voltage == sec_fe_data[CUR_VOLTAGE] && setSecSequencePos(compare.steps) )
                                        break;
                                ++m_sec_sequence.current();
                                break;
@@ -1350,7 +1464,7 @@ void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
                        case eSecCommand::IF_NOT_VOLTAGE_GOTO:
                        {
                                eSecCommand::pair &compare = m_sec_sequence.current()->compare;
-                               if ( compare.voltage != m_data[CUR_VOLTAGE] && setSecSequencePos(compare.steps) )
+                               if ( compare.voltage != sec_fe_data[CUR_VOLTAGE] && setSecSequencePos(compare.steps) )
                                        break;
                                ++m_sec_sequence.current();
                                break;
@@ -1358,7 +1472,7 @@ void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
                        case eSecCommand::IF_TONE_GOTO:
                        {
                                eSecCommand::pair &compare = m_sec_sequence.current()->compare;
-                               if ( compare.tone == m_data[CUR_TONE] && setSecSequencePos(compare.steps) )
+                               if ( compare.tone == sec_fe_data[CUR_TONE] && setSecSequencePos(compare.steps) )
                                        break;
                                ++m_sec_sequence.current();
                                break;
@@ -1366,47 +1480,47 @@ void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
                        case eSecCommand::IF_NOT_TONE_GOTO:
                        {
                                eSecCommand::pair &compare = m_sec_sequence.current()->compare;
-                               if ( compare.tone != m_data[CUR_TONE] && setSecSequencePos(compare.steps) )
+                               if ( compare.tone != sec_fe_data[CUR_TONE] && setSecSequencePos(compare.steps) )
                                        break;
                                ++m_sec_sequence.current();
                                break;
                        }
                        case eSecCommand::SET_TONE:
-                               eDebug("[SEC] setTone %d", m_sec_sequence.current()->tone);
-                               setTone(m_sec_sequence.current()++->tone);
+                               eDebugNoSimulate("[SEC] setTone %d", m_sec_sequence.current()->tone);
+                               sec_fe->setTone(m_sec_sequence.current()++->tone);
                                break;
                        case eSecCommand::SEND_DISEQC:
-                               sendDiseqc(m_sec_sequence.current()->diseqc);
-                               eDebugNoNewLine("[SEC] sendDiseqc: ");
+                               sec_fe->sendDiseqc(m_sec_sequence.current()->diseqc);
+                               eDebugNoSimulateNoNewLine("[SEC] sendDiseqc: ");
                                for (int i=0; i < m_sec_sequence.current()->diseqc.len; ++i)
-                                   eDebugNoNewLine("%02x", m_sec_sequence.current()->diseqc.data[i]);
-                               eDebug("");
+                                   eDebugNoSimulateNoNewLine("%02x", m_sec_sequence.current()->diseqc.data[i]);
+                               eDebugNoSimulate("");
                                ++m_sec_sequence.current();
                                break;
                        case eSecCommand::SEND_TONEBURST:
-                               eDebug("[SEC] sendToneburst: %d", m_sec_sequence.current()->toneburst);
-                               sendToneburst(m_sec_sequence.current()++->toneburst);
+                               eDebugNoSimulate("[SEC] sendToneburst: %d", m_sec_sequence.current()->toneburst);
+                               sec_fe->sendToneburst(m_sec_sequence.current()++->toneburst);
                                break;
                        case eSecCommand::SET_FRONTEND:
-                               eDebug("[SEC] setFrontend");
+                               eDebugNoSimulate("[SEC] setFrontend");
                                setFrontend();
                                ++m_sec_sequence.current();
                                break;
                        case eSecCommand::START_TUNE_TIMEOUT:
                        {
-                               m_timeout->start(m_sec_sequence.current()->timeout, 1);
+                               if (!m_simulate)
+                                       m_timeout->start(m_sec_sequence.current()->timeout, 1);
                                ++m_sec_sequence.current();
                                break;
                        }
                        case eSecCommand::SET_TIMEOUT:
                                m_timeoutCount = m_sec_sequence.current()++->val;
-                               eDebug("[SEC] set timeout %d", m_timeoutCount);
+                               eDebugNoSimulate("[SEC] set timeout %d", m_timeoutCount);
                                break;
                        case eSecCommand::IF_TIMEOUT_GOTO:
                                if (!m_timeoutCount)
                                {
-                                       eDebug("[SEC] rotor timout");
-                                       m_sec->setRotorMoving(false);
+                                       eDebugNoSimulate("[SEC] rotor timout");
                                        setSecSequencePos(m_sec_sequence.current()->steps);
                                }
                                else
@@ -1417,24 +1531,24 @@ void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
                                int idx = m_sec_sequence.current()++->val;
                                if ( idx == 0 || idx == 1 )
                                {
-                                       m_idleInputpower[idx] = readInputpower();
-                                       eDebug("[SEC] idleInputpower[%d] is %d", idx, m_idleInputpower[idx]);
+                                       m_idleInputpower[idx] = sec_fe->readInputpower();
+                                       eDebugNoSimulate("[SEC] idleInputpower[%d] is %d", idx, m_idleInputpower[idx]);
                                }
                                else
-                                       eDebug("[SEC] idleInputpower measure index(%d) out of bound !!!", idx);
+                                       eDebugNoSimulate("[SEC] idleInputpower measure index(%d) out of bound !!!", idx);
                                break;
                        }
                        case eSecCommand::IF_MEASURE_IDLE_WAS_NOT_OK_GOTO:
                        {
                                eSecCommand::pair &compare = m_sec_sequence.current()->compare;
                                int idx = compare.val;
-                               if ( idx == 0 || idx == 1 )
+                               if ( !m_simulate && (idx == 0 || idx == 1) )
                                {
-                                       int idle = readInputpower();
+                                       int idle = sec_fe->readInputpower();
                                        int diff = abs(idle-m_idleInputpower[idx]);
                                        if ( diff > 0)
                                        {
-                                               eDebug("measure idle(%d) was not okay.. (%d - %d = %d) retry", idx, m_idleInputpower[idx], idle, diff);
+                                               eDebugNoSimulate("measure idle(%d) was not okay.. (%d - %d = %d) retry", idx, m_idleInputpower[idx], idle, diff);
                                                setSecSequencePos(compare.steps);
                                                break;
                                        }
@@ -1445,39 +1559,76 @@ void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
                        case eSecCommand::IF_TUNER_LOCKED_GOTO:
                        {
                                eSecCommand::rotor &cmd = m_sec_sequence.current()->measure;
-                               if (readFrontendData(locked))
+                               if (m_simulate)
                                {
-                                       eDebug("[SEC] locked step %d ok", cmd.okcount);
+                                       setSecSequencePos(cmd.steps);
+                                       break;
+                               }
+                               int signal = 0;
+                               int isLocked = readFrontendData(locked);
+                               m_idleInputpower[0] = m_idleInputpower[1] = 0;
+                               if (isLocked && ((abs((signal = readFrontendData(signalQualitydB)) - cmd.lastSignal) < 50) || !cmd.lastSignal))
+                               {
+                                       if (cmd.lastSignal)
+                                               eDebugNoSimulate("[SEC] locked step %d ok (%d %d)", cmd.okcount, signal, cmd.lastSignal);
+                                       else
+                                       {
+                                               eDebugNoSimulate("[SEC] locked step %d ok", cmd.okcount);
+                                               cmd.lastSignal = signal;
+                                       }
                                        ++cmd.okcount;
-                                       if (cmd.okcount > 12)
+                                       if (cmd.okcount > 4)
                                        {
-                                               eDebug("ok > 12 .. goto %d\n",m_sec_sequence.current()->steps);
+                                               eDebugNoSimulate("ok > 4 .. goto %d\n",cmd.steps);
                                                setSecSequencePos(cmd.steps);
+                                               m_state = stateLock;
+                                               m_stateChanged(this);
+                                               feEvent(-1);
+                                               m_sn->start();
                                                break;
                                        }
                                }
                                else
                                {
-                                       eDebug("[SEC] rotor locked step %d failed", cmd.okcount);
+                                       if (isLocked)
+                                               eDebugNoSimulate("[SEC] rotor locked step %d failed (oldSignal %d, curSignal %d)", cmd.okcount, signal, cmd.lastSignal);
+                                       else
+                                               eDebugNoSimulate("[SEC] rotor locked step %d failed (not locked)", cmd.okcount);
                                        --m_timeoutCount;
                                        if (!m_timeoutCount && m_retryCount > 0)
                                                --m_retryCount;
                                        cmd.okcount=0;
+                                       cmd.lastSignal=0;
                                }
                                ++m_sec_sequence.current();
                                break;
                        }
                        case eSecCommand::MEASURE_RUNNING_INPUTPOWER:
-                               m_runningInputpower = readInputpower();
-                               eDebug("[SEC] runningInputpower is %d", m_runningInputpower);
+                               m_runningInputpower = sec_fe->readInputpower();
+                               eDebugNoSimulate("[SEC] runningInputpower is %d", m_runningInputpower);
+                               ++m_sec_sequence.current();
+                               break;
+                       case eSecCommand::SET_ROTOR_MOVING:
+                               if (!m_simulate)
+                                       m_sec->setRotorMoving(true);
+                               ++m_sec_sequence.current();
+                               break;
+                       case eSecCommand::SET_ROTOR_STOPPED:
+                               if (!m_simulate)
+                                       m_sec->setRotorMoving(false);
                                ++m_sec_sequence.current();
                                break;
                        case eSecCommand::IF_INPUTPOWER_DELTA_GOTO:
                        {
-                               int idleInputpower = m_idleInputpower[ (m_data[CUR_VOLTAGE]&1) ? 0 : 1];
                                eSecCommand::rotor &cmd = m_sec_sequence.current()->measure;
+                               if (m_simulate)
+                               {
+                                       setSecSequencePos(cmd.steps);
+                                       break;
+                               }
+                               int idleInputpower = m_idleInputpower[ (sec_fe_data[CUR_VOLTAGE]&1) ? 0 : 1];
                                const char *txt = cmd.direction ? "running" : "stopped";
-                               eDebug("[SEC] waiting for rotor %s %d, idle %d, delta %d",
+                               eDebugNoSimulate("[SEC] waiting for rotor %s %d, idle %d, delta %d",
                                        txt,
                                        m_runningInputpower,
                                        idleInputpower,
@@ -1486,18 +1637,17 @@ void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
                                        || (!cmd.direction && abs(m_runningInputpower - idleInputpower) <= cmd.deltaA) )
                                {
                                        ++cmd.okcount;
-                                       eDebug("[SEC] rotor %s step %d ok", txt, cmd.okcount);
+                                       eDebugNoSimulate("[SEC] rotor %s step %d ok", txt, cmd.okcount);
                                        if ( cmd.okcount > 6 )
                                        {
-                                               m_sec->setRotorMoving(cmd.direction);
-                                               eDebug("[SEC] rotor is %s", txt);
+                                               eDebugNoSimulate("[SEC] rotor is %s", txt);
                                                if (setSecSequencePos(cmd.steps))
                                                        break;
                                        }
                                }
                                else
                                {
-                                       eDebug("[SEC] rotor not %s... reset counter.. increase timeout", txt);
+                                       eDebugNoSimulate("[SEC] rotor not %s... reset counter.. increase timeout", txt);
                                        --m_timeoutCount;
                                        if (!m_timeoutCount && m_retryCount > 0)
                                                --m_retryCount;
@@ -1507,29 +1657,45 @@ void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
                                break;
                        }
                        case eSecCommand::IF_ROTORPOS_VALID_GOTO:
-                               if (m_data[ROTOR_CMD] != -1 && m_data[ROTOR_POS] != -1)
+                               if (sec_fe_data[ROTOR_CMD] != -1 && sec_fe_data[ROTOR_POS] != -1)
                                        setSecSequencePos(m_sec_sequence.current()->steps);
                                else
                                        ++m_sec_sequence.current();
                                break;
+                       case eSecCommand::INVALIDATE_CURRENT_SWITCHPARMS:
+                               eDebugNoSimulate("[SEC] invalidate current switch params");
+                               sec_fe_data[CSW] = -1;
+                               sec_fe_data[UCSW] = -1;
+                               sec_fe_data[TONEBURST] = -1;
+                               ++m_sec_sequence.current();
+                               break;
+                       case eSecCommand::UPDATE_CURRENT_SWITCHPARMS:
+                               sec_fe_data[CSW] = sec_fe_data[NEW_CSW];
+                               sec_fe_data[UCSW] = sec_fe_data[NEW_UCSW];
+                               sec_fe_data[TONEBURST] = sec_fe_data[NEW_TONEBURST];
+                               eDebugNoSimulate("[SEC] update current switch params");
+                               ++m_sec_sequence.current();
+                               break;
                        case eSecCommand::INVALIDATE_CURRENT_ROTORPARMS:
-                               eDebug("[SEC] invalidate current rotorparams");
-                               setRotorData(-1,-1);    
+                               eDebugNoSimulate("[SEC] invalidate current rotorparams");
+                               sec_fe_data[ROTOR_CMD] = -1;
+                               sec_fe_data[ROTOR_POS] = -1;
                                ++m_sec_sequence.current();
                                break;
                        case eSecCommand::UPDATE_CURRENT_ROTORPARAMS:
-                               setRotorData(m_data[NEW_ROTOR_POS], m_data[NEW_ROTOR_CMD]);
-                               eDebug("[SEC] update current rotorparams %d %04lx %ld", m_timeoutCount, m_data[ROTOR_CMD], m_data[ROTOR_POS]);
+                               sec_fe_data[ROTOR_CMD] = sec_fe_data[NEW_ROTOR_CMD];
+                               sec_fe_data[ROTOR_POS] = sec_fe_data[NEW_ROTOR_POS];
+                               eDebugNoSimulate("[SEC] update current rotorparams %d %04lx %ld", m_timeoutCount, sec_fe_data[ROTOR_CMD], sec_fe_data[ROTOR_POS]);
                                ++m_sec_sequence.current();
                                break;
                        case eSecCommand::SET_ROTOR_DISEQC_RETRYS:
                                m_retryCount = m_sec_sequence.current()++->val;
-                               eDebug("[SEC] set rotor retries %d", m_retryCount);
+                               eDebugNoSimulate("[SEC] set rotor retries %d", m_retryCount);
                                break;
                        case eSecCommand::IF_NO_MORE_ROTOR_DISEQC_RETRYS_GOTO:
                                if (!m_retryCount)
                                {
-                                       eDebug("[SEC] no more rotor retrys");
+                                       eDebugNoSimulate("[SEC] no more rotor retrys");
                                        setSecSequencePos(m_sec_sequence.current()->steps);
                                }
                                else
@@ -1537,70 +1703,81 @@ void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
                                break;
                        case eSecCommand::SET_POWER_LIMITING_MODE:
                        {
-                               char proc_name[64];
-                               sprintf(proc_name, "/proc/stb/frontend/%d/static_current_limiting", m_dvbid);
-                               FILE *f=fopen(proc_name, "w");
-                               if (f) // new interface exist?
-                               {
-                                       bool slimiting = m_sec_sequence.current()->mode == eSecCommand::modeStatic;
-                                       if (fprintf(f, "%s", slimiting ? "on" : "off") <= 0)
-                                               eDebug("write %s failed!! (%m)", proc_name);
-                                       else
-                                               eDebug("[SEC] set %s current limiting", slimiting ? "static" : "dynamic");
-                                       fclose(f);
-                               }
-                               else if (m_need_rotor_workaround)
+                               if (!m_simulate)
                                {
-                                       char dev[16];
-
-                                       // FIXMEEEEEE hardcoded i2c devices for dm7025 and dm8000
-                                       if (m_slotid < 2)
-                                               sprintf(dev, "/dev/i2c/%d", m_slotid);
-                                       else if (m_slotid == 2)
-                                               sprintf(dev, "/dev/i2c/2"); // first nim socket on DM8000 use /dev/i2c/2
-                                       else if (m_slotid == 3)
-                                               sprintf(dev, "/dev/i2c/4"); // second nim socket on DM8000 use /dev/i2c/4
-                                       int fd = ::open(dev, O_RDWR);
-
-                                       unsigned char data[2];
-                                       ::ioctl(fd, I2C_SLAVE_FORCE, 0x10 >> 1);
-                                       if(::read(fd, data, 1) != 1)
-                                               eDebug("[SEC] error read lnbp (%m)");
-                                       if ( m_sec_sequence.current()->mode == eSecCommand::modeStatic )
+                                       char proc_name[64];
+                                       sprintf(proc_name, "/proc/stb/frontend/%d/static_current_limiting", sec_fe->m_dvbid);
+                                       FILE *f=fopen(proc_name, "w");
+                                       if (f) // new interface exist?
                                        {
-                                               data[0] |= 0x80;  // enable static current limiting
-                                               eDebug("[SEC] set static current limiting");
+                                               bool slimiting = m_sec_sequence.current()->mode == eSecCommand::modeStatic;
+                                               if (fprintf(f, "%s", slimiting ? "on" : "off") <= 0)
+                                                       eDebugNoSimulate("write %s failed!! (%m)", proc_name);
+                                               else
+                                                       eDebugNoSimulate("[SEC] set %s current limiting", slimiting ? "static" : "dynamic");
+                                               fclose(f);
                                        }
-                                       else
+                                       else if (sec_fe->m_need_rotor_workaround)
                                        {
-                                               data[0] &= ~0x80;  // enable dynamic current limiting
-                                               eDebug("[SEC] set dynamic current limiting");
+                                               char dev[16];
+                                               int slotid = sec_fe->m_slotid;
+                                               // FIXMEEEEEE hardcoded i2c devices for dm7025 and dm8000
+                                               if (slotid < 2)
+                                                       sprintf(dev, "/dev/i2c/%d", slotid);
+                                               else if (slotid == 2)
+                                                       sprintf(dev, "/dev/i2c/2"); // first nim socket on DM8000 use /dev/i2c/2
+                                               else if (slotid == 3)
+                                                       sprintf(dev, "/dev/i2c/4"); // second nim socket on DM8000 use /dev/i2c/4
+                                               int fd = ::open(dev, O_RDWR);
+
+                                               unsigned char data[2];
+                                               ::ioctl(fd, I2C_SLAVE_FORCE, 0x10 >> 1);
+                                               if(::read(fd, data, 1) != 1)
+                                                       eDebugNoSimulate("[SEC] error read lnbp (%m)");
+                                               if ( m_sec_sequence.current()->mode == eSecCommand::modeStatic )
+                                               {
+                                                       data[0] |= 0x80;  // enable static current limiting
+                                                       eDebugNoSimulate("[SEC] set static current limiting");
+                                               }
+                                               else
+                                               {
+                                                       data[0] &= ~0x80;  // enable dynamic current limiting
+                                                       eDebugNoSimulate("[SEC] set dynamic current limiting");
+                                               }
+                                               if(::write(fd, data, 1) != 1)
+                                                       eDebugNoSimulate("[SEC] error write lnbp (%m)");
+                                               ::close(fd);
                                        }
-                                       if(::write(fd, data, 1) != 1)
-                                               eDebug("[SEC] error write lnbp (%m)");
-                                       ::close(fd);
                                }
                                ++m_sec_sequence.current();
                                break;
                        }
                        default:
-                               eDebug("[SEC] unhandled sec command %d",
+                               eDebugNoSimulate("[SEC] unhandled sec command %d",
                                        ++m_sec_sequence.current()->cmd);
                                ++m_sec_sequence.current();
                }
-               m_tuneTimer->start(delay,true);
+               if (!m_simulate)
+                       m_tuneTimer->start(delay,true);
        }
+       if (regFE)
+               regFE->dec_use();
+       if (m_simulate && m_sec_sequence.current() != m_sec_sequence.end())
+               tuneLoop();
 }
 
 void eDVBFrontend::setFrontend()
 {
-       eDebug("setting frontend %d", m_dvbid);
-       m_sn->start();
-       feEvent(-1);
-       if (ioctl(m_fd, FE_SET_FRONTEND, &parm) == -1)
+       if (!m_simulate)
        {
-               perror("FE_SET_FRONTEND failed");
-               return;
+               eDebug("setting frontend %d", m_dvbid);
+               m_sn->start();
+               feEvent(-1);
+               if (ioctl(m_fd, FE_SET_FRONTEND, &parm) == -1)
+               {
+                       perror("FE_SET_FRONTEND failed");
+                       return;
+               }
        }
 }
 
@@ -1623,7 +1800,7 @@ RESULT eDVBFrontend::prepare_sat(const eDVBFrontendParametersSatellite &feparm,
        res = m_sec->prepare(*this, parm, feparm, 1 << m_slotid, tunetimeout);
        if (!res)
        {
-               eDebug("prepare_sat System %d Freq %d Pol %d SR %d INV %d FEC %d orbpos %d",
+               eDebugNoSimulate("prepare_sat System %d Freq %d Pol %d SR %d INV %d FEC %d orbpos %d",
                        feparm.system,
                        feparm.frequency,
                        feparm.polarisation,
@@ -1667,7 +1844,7 @@ RESULT eDVBFrontend::prepare_sat(const eDVBFrontendParametersSatellite &feparm,
                                        parm_u_qpsk_fec_inner = FEC_7_8;
                                        break;
                                default:
-                                       eDebug("no valid fec for DVB-S set.. assume auto");
+                                       eDebugNoSimulate("no valid fec for DVB-S set.. assume auto");
                                case eDVBFrontendParametersSatellite::FEC::fAuto:
                                        parm_u_qpsk_fec_inner = FEC_AUTO;
                                        break;
@@ -1705,7 +1882,7 @@ RESULT eDVBFrontend::prepare_sat(const eDVBFrontendParametersSatellite &feparm,
                                        parm_u_qpsk_fec_inner = FEC_S2_QPSK_9_10;
                                        break;
                                default:
-                                       eDebug("no valid fec for DVB-S2 set.. abort !!");
+                                       eDebugNoSimulate("no valid fec for DVB-S2 set.. abort !!");
                                        return -EINVAL;
                        }
                        parm_inversion |= (feparm.rolloff << 2); // Hack.. we use bit 2..3 of inversion param for rolloff
@@ -1719,10 +1896,10 @@ RESULT eDVBFrontend::prepare_sat(const eDVBFrontendParametersSatellite &feparm,
                // FIXME !!! get frequency range from tuner
                if ( parm_frequency < 900000 || parm_frequency > 2200000 )
                {
-                       eDebug("%d mhz out of tuner range.. dont tune", parm_frequency/1000);
+                       eDebugNoSimulate("%d mhz out of tuner range.. dont tune", parm_frequency/1000);
                        return -EINVAL;
                }
-               eDebug("tuning to %d mhz", parm_frequency/1000);
+               eDebugNoSimulate("tuning to %d mhz", parm_frequency/1000);
        }
        return res;
 }
@@ -1800,7 +1977,7 @@ RESULT eDVBFrontend::prepare_cable(const eDVBFrontendParametersCable &feparm)
                parm_u_qam_fec_inner = FEC_AUTO;
                break;
        }
-       eDebug("tuning to %d khz, sr %d, fec %d, modulation %d, inversion %d",
+       eDebugNoSimulate("tuning to %d khz, sr %d, fec %d, modulation %d, inversion %d",
                parm_frequency/1000,
                parm_u_qam_symbol_rate,
                parm_u_qam_fec_inner,
@@ -1959,13 +2136,13 @@ RESULT eDVBFrontend::prepare_terrestrial(const eDVBFrontendParametersTerrestrial
 RESULT eDVBFrontend::tune(const iDVBFrontendParameters &where)
 {
        unsigned int timeout = 5000;
-       eDebug("(%d)tune", m_dvbid);
+       eDebugNoSimulate("(%d)tune", m_dvbid);
 
        m_timeout->stop();
 
        int res=0;
 
-       if (!m_sn)
+       if (!m_sn && !m_simulate)
        {
                eDebug("no frontend device opened... do not try to tune !!!");
                res = -ENODEV;
@@ -1978,7 +2155,9 @@ RESULT eDVBFrontend::tune(const iDVBFrontendParameters &where)
                goto tune_error;
        }
 
-       m_sn->stop();
+       if (!m_simulate)
+               m_sn->stop();
+
        m_sec_sequence.clear();
 
        where.calcLockTimeout(timeout);
@@ -1994,7 +2173,8 @@ RESULT eDVBFrontend::tune(const iDVBFrontendParameters &where)
                        res = -EINVAL;
                        goto tune_error;
                }
-               m_sec->setRotorMoving(false);
+               if (!m_simulate)
+                       m_sec->setRotorMoving(false);
                res=prepare_sat(feparm, timeout);
                if (res)
                        goto tune_error;
@@ -2045,15 +2225,20 @@ RESULT eDVBFrontend::tune(const iDVBFrontendParameters &where)
        }
        }
 
-       m_tuneTimer->start(0,true);
        m_sec_sequence.current() = m_sec_sequence.begin();
 
-       if (m_state != stateTuning)
+       if (!m_simulate)
        {
-               m_tuning = 1;
-               m_state = stateTuning;
-               m_stateChanged(this);
+               m_tuneTimer->start(0,true);
+               if (m_state != stateTuning)
+               {
+                       m_tuning = 1;
+                       m_state = stateTuning;
+                       m_stateChanged(this);
+               }
        }
+       else
+               tuneLoop();
 
        return res;
 
@@ -2082,8 +2267,7 @@ RESULT eDVBFrontend::setVoltage(int voltage)
        switch (voltage)
        {
        case voltageOff:
-               for (int i=0; i < 3; ++i)  // reset diseqc
-                       m_data[i]=-1;
+               m_data[CSW]=m_data[UCSW]=m_data[TONEBURST]=-1; // reset diseqc
                vlt = SEC_VOLTAGE_OFF;
                break;
        case voltage13_5:
@@ -2109,6 +2293,8 @@ RESULT eDVBFrontend::setVoltage(int voltage)
        default:
                return -ENODEV;
        }
+       if (m_simulate)
+               return 0;
 #if HAVE_DVB_API_VERSION < 3
        return ::ioctl(m_secfd, SEC_SET_VOLTAGE, vlt);
 #else
@@ -2145,6 +2331,8 @@ RESULT eDVBFrontend::setTone(int t)
        default:
                return -ENODEV;
        }
+       if (m_simulate)
+               return 0;
 #if HAVE_DVB_API_VERSION < 3   
        return ::ioctl(m_secfd, SEC_SET_TONE, tone);
 #else  
@@ -2158,6 +2346,8 @@ RESULT eDVBFrontend::setTone(int t)
 
 RESULT eDVBFrontend::sendDiseqc(const eDVBDiseqcCommand &diseqc)
 {
+       if (m_simulate)
+               return 0;
 #if HAVE_DVB_API_VERSION < 3
        struct secCommand cmd;
        cmd.type = SEC_CMDTYPE_DISEQC_RAW;
@@ -2182,6 +2372,8 @@ RESULT eDVBFrontend::sendDiseqc(const eDVBDiseqcCommand &diseqc)
 #endif
 RESULT eDVBFrontend::sendToneburst(int burst)
 {
+       if (m_simulate)
+               return 0;
 #if HAVE_DVB_API_VERSION < 3
        secMiniCmd cmd = SEC_MINI_NONE;
 #else
@@ -2260,13 +2452,14 @@ int eDVBFrontend::isCompatibleWith(ePtr<iDVBFrontendParameters> &feparm)
 
 bool eDVBFrontend::setSlotInfo(ePyObject obj)
 {
-       ePyObject Id, Descr, Enabled;
-       if (!PyTuple_Check(obj) || PyTuple_Size(obj) != 3)
+       ePyObject Id, Descr, Enabled, IsDVBS2;
+       if (!PyTuple_Check(obj) || PyTuple_Size(obj) != 4)
                goto arg_error;
        Id = PyTuple_GET_ITEM(obj, 0);
        Descr = PyTuple_GET_ITEM(obj, 1);
        Enabled = PyTuple_GET_ITEM(obj, 2);
-       if (!PyInt_Check(Id) || !PyString_Check(Descr) || !PyBool_Check(Enabled))
+       IsDVBS2 = PyTuple_GET_ITEM(obj, 3);
+       if (!PyInt_Check(Id) || !PyString_Check(Descr) || !PyBool_Check(Enabled) || !PyBool_Check(IsDVBS2))
                goto arg_error;
        strcpy(m_description, PyString_AS_STRING(Descr));
        m_slotid = PyInt_AsLong(Id);
@@ -2276,8 +2469,8 @@ bool eDVBFrontend::setSlotInfo(ePyObject obj)
                !!strstr(m_description, "Alps BSBE2") ||
                !!strstr(m_description, "Alps -S") ||
                !!strstr(m_description, "BCM4501");
-       m_can_handle_dvbs2 = !!strstr(m_description, "Alps BSBE2") || !!strstr(m_description, "BCM4501");
-       eDebug("setSlotInfo for dvb frontend %d to slotid %d, descr %s, need rotorworkaround %s, enabled %s, DVB-S2 %s",
+       m_can_handle_dvbs2 = IsDVBS2 == Py_True;
+       eDebugNoSimulate("setSlotInfo for dvb frontend %d to slotid %d, descr %s, need rotorworkaround %s, enabled %s, DVB-S2 %s",
                m_dvbid, m_slotid, m_description, m_need_rotor_workaround ? "Yes" : "No", m_enabled ? "Yes" : "No", m_can_handle_dvbs2 ? "Yes" : "No" );
        return true;
 arg_error: