add workaround also for duplicate(non dvb compliant) tsid/nid combinations in cable /
[enigma2.git] / lib / dvb / frontend.cpp
index d8301db8d5cbf1ae0acd1c7ffcef84eac3d918cb..8754e7735998bf8c99752524ed51d1e6e152a8d4 100644 (file)
@@ -371,9 +371,42 @@ RESULT eDVBFrontendParameters::getHash(unsigned long &hash) const
        }
        case iDVBFrontend::feCable:
                hash = 0xFFFF0000;
+               hash |= (cable.frequency/1000)&0xFFFF;
                return 0;
        case iDVBFrontend::feTerrestrial:
                hash = 0xEEEE0000;
+               hash |= (terrestrial.frequency/1000)&0xFFFF;
+               return 0;
+       default:
+               return -1;
+       }
+}
+
+RESULT eDVBFrontendParameters::calcLockTimeout(unsigned int &timeout) const
+{
+       switch (m_type)
+       {
+       case iDVBFrontend::feSatellite:
+       {
+                       /* high symbol rate transponders tune faster, due to 
+                               requiring less zigzag and giving more symbols faster. 
+
+                               5s are definitely not enough on really low SR when
+                               zigzag has to find the exact frequency first.
+                       */
+               if (sat.symbol_rate > 20000000)
+                       timeout = 5000;
+               else if (sat.symbol_rate > 10000000)
+                       timeout = 10000;
+               else
+                       timeout = 20000;
+               return 0;
+       }
+       case iDVBFrontend::feCable:
+               timeout = 5000;
+               return 0;
+       case iDVBFrontend::feTerrestrial:
+               timeout = 5000;
                return 0;
        default:
                return -1;
@@ -382,8 +415,11 @@ RESULT eDVBFrontendParameters::getHash(unsigned long &hash) const
 
 DEFINE_REF(eDVBFrontend);
 
+int eDVBFrontend::PriorityOrder=0;
+
 eDVBFrontend::eDVBFrontend(int adap, int fe, int &ok)
-       :m_type(-1), m_fe(fe), m_fd(-1), m_sn(0), m_timeout(0), m_tuneTimer(0)
+       :m_enabled(false), m_type(-1), m_dvbid(fe), m_slotid(fe)
+       ,m_fd(-1), m_need_rotor_workaround(false), m_sn(0), m_timeout(0), m_tuneTimer(0)
 #if HAVE_DVB_API_VERSION < 3
        ,m_secfd(-1)
 #endif
@@ -418,37 +454,22 @@ int eDVBFrontend::openFrontend()
        m_tuning=0;
 
 #if HAVE_DVB_API_VERSION < 3
-       if (m_secfd < 0)
-       {
-               m_secfd = ::open(m_sec_filename, O_RDWR);
-               if (m_secfd < 0)
-               {
-                       eWarning("failed! (%s) %m", m_sec_filename);
-                       return -1;
-               }
-       }
-       else
-               eWarning("sec %d already opened", m_fe);
        FrontendInfo fe_info;
 #else
        dvb_frontend_info fe_info;
 #endif
-       eDebug("opening frontend %d", m_fe);
+       eDebug("opening frontend %d", m_dvbid);
        if (m_fd < 0)
        {
                m_fd = ::open(m_filename, O_RDWR|O_NONBLOCK);
                if (m_fd < 0)
                {
                        eWarning("failed! (%s) %m", m_filename);
-#if HAVE_DVB_API_VERSION < 3
-                       ::close(m_secfd);
-                       m_secfd=-1;
-#endif
                        return -1;
                }
        }
        else
-               eWarning("frontend %d already opened", m_fe);
+               eWarning("frontend %d already opened", m_dvbid);
        if (m_type == -1)
        {
                if (::ioctl(m_fd, FE_GET_INFO, &fe_info) < 0)
@@ -456,10 +477,6 @@ int eDVBFrontend::openFrontend()
                        eWarning("ioctl FE_GET_INFO failed");
                        ::close(m_fd);
                        m_fd = -1;
-#if HAVE_DVB_API_VERSION < 3
-                       ::close(m_secfd);
-                       m_secfd=-1;
-#endif
                        return -1;
                }
 
@@ -478,15 +495,30 @@ int eDVBFrontend::openFrontend()
                        eWarning("unknown frontend type.");
                        ::close(m_fd);
                        m_fd = -1;
-#if HAVE_DVB_API_VERSION < 3
-                       ::close(m_secfd);
-                       m_secfd=-1;
-#endif
                        return -1;
                }
                eDebug("detected %s frontend", "satellite\0cable\0    terrestrial"+fe_info.type*10);
        }
 
+#if HAVE_DVB_API_VERSION < 3
+       if (m_type == iDVBFrontend::feSatellite)
+       {
+                       if (m_secfd < 0)
+                       {
+                               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
+                               eWarning("sec %d already opened", m_dvbid);
+       }
+#endif
+
        setTone(iDVBFrontend::toneOff);
        setVoltage(iDVBFrontend::voltageOff);
 
@@ -503,15 +535,15 @@ int eDVBFrontend::closeFrontend()
        {
                if (linked_fe->m_inuse)
                {
-                       eDebug("dont close frontend %d until the linked frontend %d is still in use",
-                               m_fe, linked_fe->m_frontend->getID());
+                       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;
                }
-               linked_fe->m_frontend->getData(LINKED_NEXT_PTR, (int&)linked_fe);
+               linked_fe->m_frontend->getData(LINKED_NEXT_PTR, (long&)linked_fe);
        }
        if (m_fd >= 0)
        {
-               eDebug("close frontend %d", m_fe);
+               eDebug("close frontend %d", m_dvbid);
                m_tuneTimer->stop();
                setTone(iDVBFrontend::toneOff);
                setVoltage(iDVBFrontend::voltageOff);
@@ -520,7 +552,7 @@ int eDVBFrontend::closeFrontend()
                if (!::close(m_fd))
                        m_fd=-1;
                else
-                       eWarning("couldnt close frontend %d", m_fe);
+                       eWarning("couldnt close frontend %d", m_dvbid);
                m_data[CSW] = m_data[UCSW] = m_data[TONEBURST] = -1;
        }
 #if HAVE_DVB_API_VERSION < 3
@@ -529,7 +561,7 @@ int eDVBFrontend::closeFrontend()
                if (!::close(m_secfd))
                        m_secfd=-1;
                else
-                       eWarning("couldnt close sec %d", m_fe);
+                       eWarning("couldnt close sec %d", m_dvbid);
        }
 #endif
        delete m_sn;
@@ -573,7 +605,7 @@ void eDVBFrontend::feEvent(int w)
 #if HAVE_DVB_API_VERSION < 3
                if (event.type == FE_COMPLETION_EV)
 #else
-               eDebug("(%d)fe event: status %x, inversion %s", m_fe, event.status, (event.parameters.inversion == INVERSION_ON) ? "on" : "off");
+               eDebug("(%d)fe event: status %x, inversion %s", m_dvbid, event.status, (event.parameters.inversion == INVERSION_ON) ? "on" : "off");
                if (event.status & FE_HAS_LOCK)
 #endif
                {
@@ -618,14 +650,66 @@ int eDVBFrontend::readFrontendData(int type)
                                eDebug("FE_READ_BER failed (%m)");
                        return ber;
                }
-               case signalPower:
+               case signalQuality:
                {
                        uint16_t snr=0;
                        if (ioctl(m_fd, FE_READ_SNR, &snr) < 0 && errno != ERANGE)
                                eDebug("FE_READ_SNR failed (%m)");
                        return snr;
                }
-               case signalQuality:
+               case signalQualitydB: /* this will move into the driver */
+               {
+                       uint16_t snr=0;
+                       if (ioctl(m_fd, FE_READ_SNR, &snr) < 0 && errno != ERANGE)
+                               eDebug("FE_READ_SNR failed (%m)");
+                       if (!strcmp(m_description, "BCM4501 (internal)"))
+                       {
+                               unsigned int SDS_SNRE = snr << 16;
+
+                               static float SNR_COEFF[6] = {
+                                       100.0 / 4194304.0,
+                                       -7136.0 / 4194304.0,
+                                       197418.0 / 4194304.0,
+                                       -2602183.0 / 4194304.0,
+                                       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];
+                                       for (i=0; i<6; ++i)
+                                       {
+                                               fval2 *= fval1;
+                                               fval2 += SNR_COEFF[i];
+                                       }
+                                       fval1 = fval2;
+                               }
+                               snr_in_db = fval1;
+                       
+                               return (int)(snr_in_db * 100.0);
+                       }
+                       else if (!strcmp(m_description, "Alps BSBE1 702A") ||  // some frontends with STV0299
+                               !strcmp(m_description, "Alps -S") ||
+                               !strcmp(m_description, "Philips -S") ||
+                               !strcmp(m_description, "LG -S") )
+                       {
+                               float snr_in_db=(snr-39075)/1764.7;
+                               return (int)(snr_in_db * 100.0);
+                       } else if (!strcmp(m_description, "Alps BSBE2"))
+                       {
+                               return (int)((snr >> 7) * 10.0);
+                       } /* else
+                               eDebug("no SNR dB calculation for frontendtype %s yet", m_description); */
+                       return 0x12345678;
+               }
+               case signalPower:
                {
                        uint16_t strength=0;
                        if (ioctl(m_fd, FE_READ_SIGNAL_STRENGTH, &strength) < 0 && errno != ERANGE)
@@ -655,7 +739,7 @@ int eDVBFrontend::readFrontendData(int type)
                        return !!(status&FE_HAS_SYNC);
                }
                case frontendNumber:
-                       return m_fe;
+                       return m_slotid;
        }
        return 0;
 }
@@ -673,6 +757,18 @@ void PutToDict(ePyObject &dict, const char*key, long value)
                eDebug("could not create PyObject for %s", key);
 }
 
+void PutToDict(ePyObject &dict, const char*key, ePyObject item)
+{
+       if (item)
+       {
+               if (PyDict_SetItemString(dict, key, item))
+                       eDebug("put %s to dict failed", key);
+               Py_DECREF(item);
+       }
+       else
+               eDebug("invalid PyObject for %s", key);
+}
+
 void PutToDict(ePyObject &dict, const char*key, const char *value)
 {
        ePyObject item = PyString_FromString(value);
@@ -688,8 +784,8 @@ void PutToDict(ePyObject &dict, const char*key, const char *value)
 
 void fillDictWithSatelliteData(ePyObject dict, const FRONTENDPARAMETERS &parm, eDVBFrontend *fe)
 {
-       int freq_offset=0;
-       int csw=0;
+       long freq_offset=0;
+       long csw=0;
        const char *tmp=0;
        fe->getData(eDVBFrontend::CSW, csw);
        fe->getData(eDVBFrontend::FREQ_OFFSET, freq_offset);
@@ -971,17 +1067,106 @@ void fillDictWithTerrestrialData(ePyObject dict, const FRONTENDPARAMETERS &parm)
        PutToDict(dict, "hierarchy_information", tmp);
 }
 
-PyObject *eDVBFrontend::readTransponderData(bool original)
+void eDVBFrontend::getFrontendStatus(ePyObject dest)
 {
-       ePyObject ret=PyDict_New();
+       if (dest && PyDict_Check(dest))
+       {
+               const char *tmp = "UNKNOWN";
+               switch(m_state)
+               {
+                       case stateIdle:
+                               tmp="IDLE";
+                               break;
+                       case stateTuning:
+                               tmp="TUNING";
+                               break;
+                       case stateFailed:
+                               tmp="FAILED";
+                               break;
+                       case stateLock:
+                               tmp="LOCKED";
+                               break;
+                       case stateLostLock:
+                               tmp="LOSTLOCK";
+                               break;
+                       default:
+                               break;
+               }
+               PutToDict(dest, "tuner_state", tmp);
+               PutToDict(dest, "tuner_locked", readFrontendData(locked));
+               PutToDict(dest, "tuner_synced", readFrontendData(synced));
+               PutToDict(dest, "tuner_bit_error_rate", readFrontendData(bitErrorRate));
+               PutToDict(dest, "tuner_signal_quality", readFrontendData(signalQuality));
+               int sigQualitydB = readFrontendData(signalQualitydB);
+               if (sigQualitydB == 0x12345678) // not support yet
+               {
+                       ePyObject obj=Py_None;
+                       Py_INCREF(obj);
+                       PutToDict(dest, "tuner_signal_quality_db", obj);
+               }
+               else
+                       PutToDict(dest, "tuner_signal_quality_db", sigQualitydB);
+               PutToDict(dest, "tuner_signal_power", readFrontendData(signalPower));
+       }
+}
 
-       if (ret)
+void eDVBFrontend::getTransponderData(ePyObject dest, bool original)
+{
+       if (m_fd != -1 && dest && PyDict_Check(dest))
        {
-               bool read=m_fd != -1;
-               const char *tmp=0;
+               switch(m_type)
+               {
+                       case feSatellite:
+                       case feCable:
+                       case feTerrestrial:
+                       {
+                               FRONTENDPARAMETERS front;
+                               if (!original && ioctl(m_fd, FE_GET_FRONTEND, &front)<0)
+                                       eDebug("FE_GET_FRONTEND (%m)");
+                               else
+                               {
+                                       const FRONTENDPARAMETERS &parm = original ? this->parm : front;
+                                       const char *tmp = "INVERSION_AUTO";
+                                       switch(parm_inversion)
+                                       {
+                                               case INVERSION_ON:
+                                                       tmp = "INVERSION_ON";
+                                                       break;
+                                               case INVERSION_OFF:
+                                                       tmp = "INVERSION_OFF";
+                                                       break;
+                                               default:
+                                                       break;
+                                       }
+                                       if (tmp)
+                                               PutToDict(dest, "inversion", tmp);
 
-               PutToDict(ret, "tuner_number", m_fe);
+                                       switch(m_type)
+                                       {
+                                               case feSatellite:
+                                                       fillDictWithSatelliteData(dest, original?parm:front, this);
+                                                       break;
+                                               case feCable:
+                                                       fillDictWithCableData(dest, original?parm:front);
+                                                       break;
+                                               case feTerrestrial:
+                                                       fillDictWithTerrestrialData(dest, original?parm:front);
+                                                       break;
+                                       }
+                               }
+                       }
+                       default:
+                               break;
+               }
+       }
+}
 
+void eDVBFrontend::getFrontendData(ePyObject dest)
+{
+       if (dest && PyDict_Check(dest))
+       {
+               const char *tmp=0;
+               PutToDict(dest, "tuner_number", m_dvbid);
                switch(m_type)
                {
                        case feSatellite:
@@ -995,83 +1180,10 @@ PyObject *eDVBFrontend::readTransponderData(bool original)
                                break;
                        default:
                                tmp = "UNKNOWN";
-                               read=false;
                                break;
                }
-               PutToDict(ret, "tuner_type", tmp);
-
-               if (read)
-               {
-                       FRONTENDPARAMETERS front;
-
-                       tmp = "UNKNOWN";
-                       switch(m_state)
-                       {
-                               case stateIdle:
-                                       tmp="IDLE";
-                                       break;
-                               case stateTuning:
-                                       tmp="TUNING";
-                                       break;
-                               case stateFailed:
-                                       tmp="FAILED";
-                                       break;
-                               case stateLock:
-                                       tmp="LOCKED";
-                                       break;
-                               case stateLostLock:
-                                       tmp="LOSTLOCK";
-                                       break;
-                               default:
-                                       break;
-                       }
-                       PutToDict(ret, "tuner_state", tmp);
-
-                       PutToDict(ret, "tuner_locked", readFrontendData(locked));
-                       PutToDict(ret, "tuner_synced", readFrontendData(synced));
-                       PutToDict(ret, "tuner_bit_error_rate", readFrontendData(bitErrorRate));
-                       PutToDict(ret, "tuner_signal_power", readFrontendData(signalPower));
-                       PutToDict(ret, "tuner_signal_quality", readFrontendData(signalQuality));
-
-                       if (!original && ioctl(m_fd, FE_GET_FRONTEND, &front)<0)
-                               eDebug("FE_GET_FRONTEND (%m)");
-                       else
-                       {
-                               const FRONTENDPARAMETERS &parm = original ? this->parm : front;
-                               tmp = "INVERSION_AUTO";
-                               switch(parm_inversion)
-                               {
-                                       case INVERSION_ON:
-                                               tmp = "INVERSION_ON";
-                                               break;
-                                       case INVERSION_OFF:
-                                               tmp = "INVERSION_OFF";
-                                               break;
-                                       default:
-                                               break;
-                               }
-                               if (tmp)
-                                       PutToDict(ret, "inversion", tmp);
-
-                               switch(m_type)
-                               {
-                                       case feSatellite:
-                                               fillDictWithSatelliteData(ret, original?parm:front, this);
-                                               break;
-                                       case feCable:
-                                               fillDictWithCableData(ret, original?parm:front);
-                                               break;
-                                       case feTerrestrial:
-                                               fillDictWithTerrestrialData(ret, original?parm:front);
-                                               break;
-                               }
-                       }
-               }
+               PutToDict(dest, "tuner_type", tmp);
        }
-       else
-               Py_RETURN_NONE;
-
-       return ret;
 }
 
 #ifndef FP_IOCTL_GET_ID
@@ -1079,22 +1191,35 @@ PyObject *eDVBFrontend::readTransponderData(bool original)
 #endif
 int eDVBFrontend::readInputpower()
 {
-       int power=m_fe;  // this is needed for read inputpower from the correct tuner !
-
-       // open front prozessor
-       int fp=::open("/dev/dbox/fp0", O_RDWR);
-       if (fp < 0)
-       {
-               eDebug("couldn't open fp");
-               return -1;
+       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)
+                       eDebug("read %s failed!! (%m)", proc_name);
+               else
+                       eDebug("%s is %d\n", proc_name, power);
+               fclose(f);
        }
-       static bool old_fp = (::ioctl(fp, FP_IOCTL_GET_ID) < 0);
-       if ( ioctl( fp, old_fp ? 9 : 0x100, &power ) < 0 )
+       else
        {
-               eDebug("FP_IOCTL_GET_LNB_CURRENT failed (%m)");
-               return -1;
+               // open front prozessor
+               int fp=::open("/dev/dbox/fp0", O_RDWR);
+               if (fp < 0)
+               {
+                       eDebug("couldn't open fp");
+                       return -1;
+               }
+               static bool old_fp = (::ioctl(fp, FP_IOCTL_GET_ID) < 0);
+               if ( ioctl( fp, old_fp ? 9 : 0x100, &power ) < 0 )
+               {
+                       eDebug("FP_IOCTL_GET_LNB_CURRENT failed (%m)");
+                       return -1;
+               }
+               ::close(fp);
        }
-       ::close(fp);
 
        return power;
 }
@@ -1119,6 +1244,35 @@ bool eDVBFrontend::setSecSequencePos(int steps)
        return true;
 }
 
+void eDVBFrontend::setRotorData(int pos, int cmd)
+{
+       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];
+               }
+       }
+}
+
 void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
 {
        int delay=0;
@@ -1196,9 +1350,11 @@ void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
                                ++m_sec_sequence.current();
                                break;
                        case eSecCommand::START_TUNE_TIMEOUT:
-                               m_timeout->start(5000, 1); // 5 sec timeout. TODO: symbolrate dependent
+                       {
+                               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);
@@ -1314,14 +1470,13 @@ void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
                                        ++m_sec_sequence.current();
                                break;
                        case eSecCommand::INVALIDATE_CURRENT_ROTORPARMS:
-                               m_data[ROTOR_CMD] = m_data[ROTOR_POS] = -1;
                                eDebug("[SEC] invalidate current rotorparams");
+                               setRotorData(-1,-1);    
                                ++m_sec_sequence.current();
                                break;
                        case eSecCommand::UPDATE_CURRENT_ROTORPARAMS:
-                               m_data[ROTOR_CMD] = m_data[NEW_ROTOR_CMD];
-                               m_data[ROTOR_POS] = m_data[NEW_ROTOR_POS];
-                               eDebug("[SEC] update current rotorparams %d %04x %d", m_timeoutCount, m_data[5], m_data[6]);
+                               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]);
                                ++m_sec_sequence.current();
                                break;
                        case eSecCommand::SET_ROTOR_DISEQC_RETRYS:
@@ -1339,27 +1494,37 @@ void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
                                break;
                        case eSecCommand::SET_POWER_LIMITING_MODE:
                        {
-                               int fd = m_fe ?
-                                       ::open("/dev/i2c/1", O_RDWR) :
-                                       ::open("/dev/i2c/0", 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 )
+                               if (m_need_rotor_workaround)
                                {
-                                       data[0] |= 0x80;  // enable static current limiting
-                                       eDebug("[SEC] set static current limiting");
-                               }
-                               else
-                               {
-                                       data[0] &= ~0x80;  // enable dynamic current limiting
-                                       eDebug("[SEC] set dynamic current limiting");
+                                       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 )
+                                       {
+                                               data[0] |= 0x80;  // enable static current limiting
+                                               eDebug("[SEC] set static current limiting");
+                                       }
+                                       else
+                                       {
+                                               data[0] &= ~0x80;  // enable dynamic current limiting
+                                               eDebug("[SEC] set dynamic current limiting");
+                                       }
+                                       if(::write(fd, data, 1) != 1)
+                                               eDebug("[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;
                        }
@@ -1374,7 +1539,7 @@ void eDVBFrontend::tuneLoop()  // called by m_tuneTimer
 
 void eDVBFrontend::setFrontend()
 {
-       eDebug("setting frontend %d", m_fe);
+       eDebug("setting frontend %d", m_dvbid);
        m_sn->start();
        feEvent(-1);
        if (ioctl(m_fd, FE_SET_FRONTEND, &parm) == -1)
@@ -1392,7 +1557,7 @@ RESULT eDVBFrontend::getFrontendType(int &t)
        return 0;
 }
 
-RESULT eDVBFrontend::prepare_sat(const eDVBFrontendParametersSatellite &feparm)
+RESULT eDVBFrontend::prepare_sat(const eDVBFrontendParametersSatellite &feparm, unsigned int tunetimeout)
 {
        int res;
        if (!m_sec)
@@ -1400,7 +1565,7 @@ RESULT eDVBFrontend::prepare_sat(const eDVBFrontendParametersSatellite &feparm)
                eWarning("no SEC module active!");
                return -ENOENT;
        }
-       res = m_sec->prepare(*this, parm, feparm, 1 << m_fe);
+       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",
@@ -1731,7 +1896,8 @@ RESULT eDVBFrontend::prepare_terrestrial(const eDVBFrontendParametersTerrestrial
 
 RESULT eDVBFrontend::tune(const iDVBFrontendParameters &where)
 {
-       eDebug("(%d)tune", m_fe);
+       unsigned int timeout = 5000;
+       eDebug("(%d)tune", m_dvbid);
 
        m_timeout->stop();
 
@@ -1753,6 +1919,8 @@ RESULT eDVBFrontend::tune(const iDVBFrontendParameters &where)
        m_sn->stop();
        m_sec_sequence.clear();
 
+       where.calcLockTimeout(timeout);
+
        switch (m_type)
        {
        case feSatellite:
@@ -1765,7 +1933,7 @@ RESULT eDVBFrontend::tune(const iDVBFrontendParameters &where)
                        goto tune_error;
                }
                m_sec->setRotorMoving(false);
-               res=prepare_sat(feparm);
+               res=prepare_sat(feparm, timeout);
                if (res)
                        goto tune_error;
 
@@ -1783,7 +1951,7 @@ RESULT eDVBFrontend::tune(const iDVBFrontendParameters &where)
                if (res)
                        goto tune_error;
 
-               m_sec_sequence.push_back( eSecCommand(eSecCommand::START_TUNE_TIMEOUT) );
+               m_sec_sequence.push_back( eSecCommand(eSecCommand::START_TUNE_TIMEOUT, timeout) );
                m_sec_sequence.push_back( eSecCommand(eSecCommand::SET_FRONTEND) );
                break;
        }
@@ -1802,8 +1970,8 @@ RESULT eDVBFrontend::tune(const iDVBFrontendParameters &where)
 
                std::string enable_5V;
                char configStr[255];
-               snprintf(configStr, 255, "config.Nims.%d.terrestrial_5V", m_fe);
-               m_sec_sequence.push_back( eSecCommand(eSecCommand::START_TUNE_TIMEOUT) );
+               snprintf(configStr, 255, "config.Nims.%d.terrestrial_5V", m_slotid);
+               m_sec_sequence.push_back( eSecCommand(eSecCommand::START_TUNE_TIMEOUT, timeout) );
                ePythonConfigQuery::getConfigValue(configStr, enable_5V);
                if (enable_5V == "True")
                        m_sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, iDVBFrontend::voltage13) );
@@ -1983,7 +2151,7 @@ RESULT eDVBFrontend::setSecSequence(const eSecCommandList &list)
        return 0;
 }
 
-RESULT eDVBFrontend::getData(int num, int &data)
+RESULT eDVBFrontend::getData(int num, long &data)
 {
        if ( num < NUM_DATA_ENTRIES )
        {
@@ -1993,7 +2161,7 @@ RESULT eDVBFrontend::getData(int num, int &data)
        return -EINVAL;
 }
 
-RESULT eDVBFrontend::setData(int num, int val)
+RESULT eDVBFrontend::setData(int num, long val)
 {
        if ( num < NUM_DATA_ENTRIES )
        {
@@ -2006,7 +2174,7 @@ RESULT eDVBFrontend::setData(int num, int val)
 int eDVBFrontend::isCompatibleWith(ePtr<iDVBFrontendParameters> &feparm)
 {
        int type;
-       if (feparm->getSystem(type) || type != m_type)
+       if (feparm->getSystem(type) || type != m_type || !m_enabled)
                return 0;
 
        if (m_type == eDVBFrontend::feSatellite)
@@ -2015,9 +2183,35 @@ int eDVBFrontend::isCompatibleWith(ePtr<iDVBFrontendParameters> &feparm)
                eDVBFrontendParametersSatellite sat_parm;
                int ret = feparm->getDVBS(sat_parm);
                ASSERT(!ret);
-               return m_sec->canTune(sat_parm, this, 1 << m_fe);
+               return m_sec->canTune(sat_parm, this, 1 << m_slotid);
        }
        else if (m_type == eDVBFrontend::feCable)
                return 2;  // more prio for cable frontends
        return 1;
 }
+
+bool eDVBFrontend::setSlotInfo(ePyObject obj)
+{
+       ePyObject Id, Descr, Enabled;
+       if (!PyTuple_Check(obj) || PyTuple_Size(obj) != 3)
+               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))
+               goto arg_error;
+       strcpy(m_description, PyString_AS_STRING(Descr));
+       m_slotid = PyInt_AsLong(Id);
+       m_enabled = Enabled == Py_True;
+       // HACK.. the rotor workaround is neede for all NIMs with LNBP21 voltage regulator...
+       m_need_rotor_workaround = !!strstr(m_description, "Alps BSBE1") ||
+               !!strstr(m_description, "Alps BSBE2") ||
+               !!strstr(m_description, "Alps -S");
+       eDebug("setSlotInfo for dvb frontend %d to slotid %d, descr %s, need rotorworkaround %s, enabled %s",
+               m_dvbid, m_slotid, m_description, m_need_rotor_workaround ? "Yes" : "No", m_enabled ? "Yes" : "No" );
+       return true;
+arg_error:
+       PyErr_SetString(PyExc_StandardError,
+               "eDVBFrontend::setSlotInfo must get a tuple with first param slotid, second param slot description and third param enabled boolean");
+       return false;
+}