lib/dvb/sec.cpp

   1 #include <config.h>
   2 #include <lib/dvb/sec.h>
   3 #include <lib/dvb/rotor_calc.h>
   4
   5 #if HAVE_DVB_API_VERSION < 3
   6 #define INVERSION Inversion
   7 #define FREQUENCY Frequency
   8 #define FEC_INNER FEC_inner
   9 #define SYMBOLRATE SymbolRate
  10 #else
  11 #define INVERSION inversion
  12 #define FREQUENCY frequency
  13 #define FEC_INNER fec_inner
  14 #define SYMBOLRATE symbol_rate
  15 #endif
  16 #include <lib/base/eerror.h>
  17
  18 DEFINE_REF(eDVBSatelliteEquipmentControl);
  19
  20 eDVBSatelliteEquipmentControl::eDVBSatelliteEquipmentControl()
  21 {
  22         m_lnblist.push_back(eDVBSatelliteLNBParameters());
  23         eDVBSatelliteLNBParameters &lnb_ref = m_lnblist.front();
  24         eDVBSatelliteDiseqcParameters &diseqc_ref = lnb_ref.m_diseqc_parameters;
  25         eDVBSatelliteRotorParameters &rotor_ref = lnb_ref.m_rotor_parameters;
  26
  27         eDVBSatelliteRotorParameters::eDVBSatelliteRotorInputpowerParameters &rotor_input_ref = rotor_ref.m_inputpower_parameters;
  28         eDVBSatelliteRotorParameters::eDVBSatelliteRotorGotoxxParameters &rotor_gotoxx_ref = rotor_ref.m_gotoxx_parameters;
  29
  30         rotor_input_ref.m_use = true;
  31         rotor_input_ref.m_threshold = 50;
  32
  33         rotor_gotoxx_ref.m_can_use = true;
  34         rotor_gotoxx_ref.m_lo_direction = eDVBSatelliteRotorParameters::EAST;
  35         rotor_gotoxx_ref.m_la_direction = eDVBSatelliteRotorParameters::NORTH;
  36         rotor_gotoxx_ref.m_longitude = 8.683;
  37         rotor_gotoxx_ref.m_latitude = 51.017;
  38
  39         lnb_ref.m_lof_hi = 10600000;
  40         lnb_ref.m_lof_lo = 9750000;
  41         lnb_ref.m_lof_threshold = 11700000;
  42
  43         diseqc_ref.m_diseqc_mode = eDVBSatelliteDiseqcParameters::V1_0;
  44         diseqc_ref.m_committed_cmd = eDVBSatelliteDiseqcParameters::AA;
  45         diseqc_ref.m_repeats = 0;
  46         diseqc_ref.m_seq_repeat = false;
  47         diseqc_ref.m_swap_cmds = false;
  48         diseqc_ref.m_toneburst_param = eDVBSatelliteDiseqcParameters::NO;
  49         diseqc_ref.m_uncommitted_cmd = 0;
  50         diseqc_ref.m_use_fast = 0;
  51
  52         eDVBSatelliteSwitchParameters &hotbird_ref = lnb_ref.m_satellites[130];
  53         hotbird_ref.m_22khz_signal = eDVBSatelliteSwitchParameters::HILO;
  54         hotbird_ref.m_voltage_mode = eDVBSatelliteSwitchParameters::HV;
  55
  56         eDVBSatelliteSwitchParameters &astra_ref = lnb_ref.m_satellites[192];
  57         astra_ref.m_22khz_signal = eDVBSatelliteSwitchParameters::HILO;
  58         astra_ref.m_voltage_mode = eDVBSatelliteSwitchParameters::HV;
  59
  60         eDVBSatelliteSwitchParameters &tuerksat_ref = lnb_ref.m_satellites[420];
  61         tuerksat_ref.m_22khz_signal = eDVBSatelliteSwitchParameters::HILO;
  62         tuerksat_ref.m_voltage_mode = eDVBSatelliteSwitchParameters::HV;
  63 }
  64
  65 RESULT eDVBSatelliteEquipmentControl::prepare(iDVBFrontend &frontend, FRONTENDPARAMETERS &parm, eDVBFrontendParametersSatellite &sat)
  66 {
  67         std::list<eDVBSatelliteLNBParameters>::iterator it = m_lnblist.begin();
  68         for (;it != m_lnblist.end(); ++it )
  69         {
  70                 eDVBSatelliteLNBParameters &lnb_param = *it;
  71                 eDVBSatelliteDiseqcParameters &di_param = lnb_param.m_diseqc_parameters;
  72                 eDVBSatelliteRotorParameters &rotor_param = lnb_param.m_rotor_parameters;
  73
  74                 std::map<int, eDVBSatelliteSwitchParameters>::iterator sit =
  75                         lnb_param.m_satellites.find(sat.orbital_position);
  76                 if ( sit != lnb_param.m_satellites.end())
  77                 {
  78                         eDVBSatelliteSwitchParameters &sw_param = sit->second;
  79
  80                         int hi=0,
  81                                 voltage = iDVBFrontend::voltageOff,
  82                                 tone = iDVBFrontend::toneOff,
  83                                 csw = di_param.m_committed_cmd,
  84                                 ucsw = di_param.m_uncommitted_cmd,
  85                                 toneburst = di_param.m_toneburst_param,
  86                                 lastcsw = -1,
  87                                 lastucsw = -1,
  88                                 lastToneburst = -1,
  89                                 lastRotorCmd = -1,
  90                                 curRotorPos = -1;
  91
  92                         frontend.getData(0, lastcsw);
  93                         frontend.getData(1, lastucsw);
  94                         frontend.getData(2, lastToneburst);
  95                         frontend.getData(5, lastRotorCmd);
  96                         frontend.getData(6, curRotorPos);
  97
  98                         if ( sat.frequency > lnb_param.m_lof_threshold )
  99                                 hi = 1;
 100
 101                         if (hi)
 102                                 parm.FREQUENCY = sat.frequency - lnb_param.m_lof_hi;
 103                         else
 104                                 parm.FREQUENCY = sat.frequency - lnb_param.m_lof_lo;
 105
 106                         parm.INVERSION = (!sat.inversion) ? INVERSION_ON : INVERSION_OFF;
 107
 108                         switch (sat.fec)
 109                         {
 110                                 default:
 111                                 case eDVBFrontendParametersSatellite::FEC::fNone:
 112                                         eDebug("no fec set.. assume auto");
 113                                 case eDVBFrontendParametersSatellite::FEC::fAuto:
 114                                         parm.u.qpsk.FEC_INNER = FEC_AUTO;
 115                                         break;
 116                                 case eDVBFrontendParametersSatellite::FEC::f1_2:
 117                                         parm.u.qpsk.FEC_INNER = FEC_1_2;
 118                                         break;
 119                                 case eDVBFrontendParametersSatellite::FEC::f2_3:
 120                                         parm.u.qpsk.FEC_INNER = FEC_2_3;
 121                                         break;
 122                                 case eDVBFrontendParametersSatellite::FEC::f3_4:
 123                                         parm.u.qpsk.FEC_INNER = FEC_3_4;
 124                                         break;
 125                                 case eDVBFrontendParametersSatellite::FEC::f5_6:
 126                                         parm.u.qpsk.FEC_INNER = FEC_5_6;
 127                                         break;
 128                                 case eDVBFrontendParametersSatellite::FEC::f7_8:
 129                                         parm.u.qpsk.FEC_INNER = FEC_7_8;
 130                                         break;
 131                         }
 132
 133                         parm.u.qpsk.SYMBOLRATE = sat.symbol_rate;
 134
 135                         if ( sw_param.m_voltage_mode == eDVBSatelliteSwitchParameters::_14V
 136                                 || ( sat.polarisation == eDVBFrontendParametersSatellite::Polarisation::Vertical
 137                                         && sw_param.m_voltage_mode == eDVBSatelliteSwitchParameters::HV )  )
 138                                 voltage = iDVBFrontend::voltage13;
 139                         else if ( sw_param.m_voltage_mode == eDVBSatelliteSwitchParameters::_18V
 140                                 || ( sat.polarisation == eDVBFrontendParametersSatellite::Polarisation::Horizontal
 141                                         && sw_param.m_voltage_mode == eDVBSatelliteSwitchParameters::HV )  )
 142                                 voltage = iDVBFrontend::voltage18;
 143
 144                         if ( (sw_param.m_22khz_signal == eDVBSatelliteSwitchParameters::ON)
 145                                 || ( sw_param.m_22khz_signal == eDVBSatelliteSwitchParameters::HILO && hi ) )
 146                                 tone = iDVBFrontend::toneOn;
 147                         else if ( (sw_param.m_22khz_signal == eDVBSatelliteSwitchParameters::OFF)
 148                                 || ( sw_param.m_22khz_signal == eDVBSatelliteSwitchParameters::HILO && !hi ) )
 149                                 tone = iDVBFrontend::toneOff;
 150
 151                         eSecCommandList sec_sequence;
 152                         bool setVoltage=true;
 153
 154                         if (di_param.m_diseqc_mode >= eDVBSatelliteDiseqcParameters::V1_0)
 155                         {
 156                                 if ( di_param.m_committed_cmd < eDVBSatelliteDiseqcParameters::SENDNO )
 157                                 {
 158                                         csw = 0xF0 | (csw << 2);
 159                                         if (hi)
 160                                                 csw |= 1;
 161                                         if (sat.polarisation == eDVBFrontendParametersSatellite::Polarisation::Horizontal)
 162                                                 csw |= 2;
 163                                 }
 164
 165                                 bool send_csw =
 166                                         (di_param.m_committed_cmd != eDVBSatelliteDiseqcParameters::SENDNO);
 167                                 bool changed_csw = send_csw && csw != lastcsw;
 168
 169                                 bool send_ucsw =
 170                                         (di_param.m_uncommitted_cmd && di_param.m_diseqc_mode > eDVBSatelliteDiseqcParameters::V1_0);
 171                                 bool changed_ucsw = send_ucsw && ucsw != lastucsw;
 172
 173                                 bool send_burst =
 174                                         (di_param.m_toneburst_param != eDVBSatelliteDiseqcParameters::NO);
 175                                 bool changed_burst = send_burst && toneburst != lastToneburst;
 176
 177                                 bool send_diseqc = changed_ucsw;
 178                                 if (!send_diseqc)
 179                                         send_diseqc = changed_burst && (send_ucsw || send_csw);
 180                                 if (!send_diseqc)
 181                                 {
 182                                         send_diseqc = changed_csw;
 183                                         if ( send_diseqc && di_param.m_use_fast && (csw & 0xF0) && (lastcsw & 0xF0) && ((csw / 4) == (lastcsw / 4)) )
 184                                                 send_diseqc = false;
 185                                 }
 186
 187                                 if ( send_diseqc || changed_burst )
 188                                 {
 189                                         sec_sequence.push_back( eSecCommand(eSecCommand::SET_TONE, iDVBFrontend::toneOff) );
 190                                         sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, voltage) );
 191                                         sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 30) );  // standard says 15 msek here
 192                                         setVoltage=false;
 193                                 }
 194
 195                                 if ( send_diseqc )
 196                                 {
 197                                         int loops=0;
 198
 199                                         if ( send_csw )
 200                                                 ++loops;
 201                                         if ( send_ucsw )
 202                                                 ++loops;
 203
 204                                         for ( int i=0; i < di_param.m_repeats; ++i )
 205                                                 loops *= 2;
 206
 207                                         for ( int i = 0; i < loops;)  // fill commands...
 208                                         {
 209                                                 eDVBDiseqcCommand diseqc;
 210                                                 diseqc.len = 4;
 211                                                 diseqc.data[0] = i ? 0xE1 : 0xE0;
 212                                                 diseqc.data[1] = 0x10;
 213
 214                                                 if ( !send_csw || (di_param.m_swap_cmds && send_ucsw) )
 215                                                 {
 216                                                         diseqc.data[2] = 0x39;
 217                                                         diseqc.data[3] = ucsw;
 218                                                 }
 219                                                 else
 220                                                 {
 221                                                         diseqc.data[2] = 0x38;
 222                                                         diseqc.data[3] = csw;
 223                                                 }
 224                                                 sec_sequence.push_back( eSecCommand(eSecCommand::SEND_DISEQC, diseqc) );
 225
 226                                                 i++;
 227                                                 if ( i < loops )
 228                                                 {
 229                                                         int cmd=0;
 230                                                         if (diseqc.data[2] == 0x38 && send_ucsw)
 231                                                                 cmd=0x39;
 232                                                         else if (diseqc.data[2] == 0x39 && send_csw)
 233                                                                 cmd=0x38;
 234                                                         if (cmd)
 235                                                         {
 236                                                                 static int delay = (120 - 54) / 2;  // standard says 100msek between two repeated commands
 237                                                                 sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, delay) );
 238                                                                 diseqc.data[2]=cmd;
 239                                                                 diseqc.data[3]=(cmd==0x38) ? csw : ucsw;
 240                                                                 sec_sequence.push_back( eSecCommand(eSecCommand::SEND_DISEQC, diseqc) );
 241                                                                 ++i;
 242                                                                 if ( i < loops )
 243                                                                         sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, delay ) );
 244                                                                 else
 245                                                                         sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 30) );
 246                                                         }
 247                                                         else  // delay 120msek when no command is in repeat gap
 248                                                                 sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 120) );
 249                                                 }
 250                                                 else
 251                                                         sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 30) );
 252
 253                                                 frontend.setData(0, csw);
 254                                                 frontend.setData(1, ucsw);
 255                                         }
 256                                 }
 257                                 if ( (changed_burst || send_diseqc) && di_param.m_toneburst_param != eDVBSatelliteDiseqcParameters::NO )
 258                                 {
 259                                         sec_sequence.push_back( eSecCommand(eSecCommand::SEND_TONEBURST, di_param.m_toneburst_param) );
 260                                         sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 30) );
 261                                         frontend.setData(2, di_param.m_toneburst_param);
 262                                 }
 263                                 if ( di_param.m_diseqc_mode == eDVBSatelliteDiseqcParameters::V1_2 )
 264                                 {
 265                                         int RotorCmd=0;
 266                                         bool useGotoXX = false;
 267
 268                                         std::map<int,int,eDVBSatelliteRotorParameters::Orbital_Position_Compare>::iterator it =
 269                                                 rotor_param.m_rotor_position_table.find( sat.orbital_position );
 270
 271                                         if (it != rotor_param.m_rotor_position_table.end())  // position for selected sat found ?
 272                                                 RotorCmd=it->second;
 273                                         else  // entry not in table found
 274                                         {
 275                                                 eDebug("Entry for %d,%d° not in Rotor Table found... i try gotoXX°", sat.orbital_position / 10, sat.orbital_position % 10 );
 276                                                 useGotoXX = true;
 277
 278                                                 int satDir = sat.orbital_position < 0 ?
 279                                                         eDVBSatelliteRotorParameters::WEST :
 280                                                         eDVBSatelliteRotorParameters::EAST;
 281
 282                                                 double  SatLon = abs(sat.orbital_position)/10.00,
 283                                                                 SiteLat = rotor_param.m_gotoxx_parameters.m_latitude,
 284                                                                 SiteLon = rotor_param.m_gotoxx_parameters.m_longitude;
 285
 286                                                 if ( rotor_param.m_gotoxx_parameters.m_la_direction == eDVBSatelliteRotorParameters::SOUTH )
 287                                                         SiteLat = -SiteLat;
 288
 289                                                 if ( rotor_param.m_gotoxx_parameters.m_lo_direction == eDVBSatelliteRotorParameters::WEST )
 290                                                         SiteLon = 360 - SiteLon;
 291
 292                                                 if (satDir == eDVBSatelliteRotorParameters::WEST )
 293                                                         SatLon = 360 - SatLon;
 294
 295                                                 eDebug("siteLatitude = %lf, siteLongitude = %lf, %lf degrees", SiteLat, SiteLon, SatLon );
 296                                                 double satHourAngle =
 297                                                         calcSatHourangle( SatLon, SiteLat, SiteLon );
 298                                                 eDebug("PolarmountHourAngle=%lf", satHourAngle );
 299
 300                                                 static int gotoXTable[10] =
 301                                                         { 0x00, 0x02, 0x03, 0x05, 0x06, 0x08, 0x0A, 0x0B, 0x0D, 0x0E };
 302
 303                                                 if (SiteLat >= 0) // Northern Hemisphere
 304                                                 {
 305                                                         int tmp=(int)round( fabs( 180 - satHourAngle ) * 10.0 );
 306                                                         RotorCmd = (tmp/10)*0x10 + gotoXTable[ tmp % 10 ];
 307
 308                                                         if (satHourAngle < 180) // the east
 309                                                                 RotorCmd |= 0xE000;
 310                                                         else                                    // west
 311                                                                 RotorCmd |= 0xD000;
 312                                                 }
 313                                                 else // Southern Hemisphere
 314                                                 {
 315                                                         if (satHourAngle < 180) // the east
 316                                                         {
 317                                                                 int tmp=(int)round( fabs( satHourAngle ) * 10.0 );
 318                                                                 RotorCmd = (tmp/10)*0x10 + gotoXTable[ tmp % 10 ];
 319                                                                 RotorCmd |= 0xD000;
 320                                                         }
 321                                                         else                                    // west
 322                                                         {
 323                                                                 int tmp=(int)round( fabs( 360 - satHourAngle ) * 10.0 );
 324                                                                 RotorCmd = (tmp/10)*0x10 + gotoXTable[ tmp % 10 ];
 325                                                                 RotorCmd |= 0xE000;
 326                                                         }
 327                                                 }
 328                                                 eDebug("RotorCmd = %04x", RotorCmd);
 329                                         }
 330                                         if ( RotorCmd != lastRotorCmd )
 331                                         {
 332                                                 eDVBDiseqcCommand diseqc;
 333                                                 diseqc.data[0] = 0xE0;
 334                                                 diseqc.data[1] = 0x31;          // positioner
 335                                                 if ( useGotoXX )
 336                                                 {
 337                                                         diseqc.len = 5;
 338                                                         diseqc.data[2] = 0x6E;  // drive to angular position
 339                                                         diseqc.data[3] = ((RotorCmd & 0xFF00) / 0x100);
 340                                                         diseqc.data[4] = RotorCmd & 0xFF;
 341                                                 }
 342                                                 else
 343                                                 {
 344                                                         diseqc.len = 4;
 345                                                         diseqc.data[2] = 0x6B;  // goto stored sat position
 346                                                         diseqc.data[3] = RotorCmd;
 347                                                 }
 348                                                 if ( rotor_param.m_inputpower_parameters.m_use )
 349                                                 { // use measure rotor input power to detect rotor state
 350                                                         sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, iDVBFrontend::voltage18) ); // always turn with high voltage
 351                                                         sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 50) );  // wait 50sec after voltage change
 352                                                         sec_sequence.push_back( eSecCommand(eSecCommand::MEASURE_IDLE_INPUTPOWER) );
 353                                                         sec_sequence.push_back( eSecCommand(eSecCommand::SEND_DISEQC, diseqc) );
 354                                                         sec_sequence.push_back( eSecCommand(eSecCommand::SET_TIMEOUT, 8) );  // 2 seconds rotor start timout
 355                                                         sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 250) );
 356                                                         sec_sequence.push_back( eSecCommand(eSecCommand::MEASURE_RUNNING_INPUTPOWER) );
 357                                                         eSecCommand::rotor cmd;
 358                                                         cmd.direction=1;  // check for running rotor
 359                                                         cmd.deltaA=rotor_param.m_inputpower_parameters.m_threshold;
 360                                                         cmd.steps=+3;
 361                                                         cmd.okcount=0;
 362                                                         sec_sequence.push_back( eSecCommand(eSecCommand::IF_INPUTPOWER_DELTA_GOTO, cmd ) );
 363                                                         sec_sequence.push_back( eSecCommand(eSecCommand::IF_TIMEOUT_GOTO, +8 ) );
 364                                                         sec_sequence.push_back( eSecCommand(eSecCommand::GOTO, -4) );
 365                                                         sec_sequence.push_back( eSecCommand(eSecCommand::SET_TIMEOUT, 240) );  // 1 minute running timeout
 366                                                         sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 250) );
 367                                                         sec_sequence.push_back( eSecCommand(eSecCommand::MEASURE_RUNNING_INPUTPOWER) );
 368                                                         cmd.direction=0;  // check for stopped rotor
 369                                                         sec_sequence.push_back( eSecCommand(eSecCommand::IF_INPUTPOWER_DELTA_GOTO, cmd ) );
 370                                                         sec_sequence.push_back( eSecCommand(eSecCommand::IF_TIMEOUT_GOTO, +2 ) );
 371                                                         sec_sequence.push_back( eSecCommand(eSecCommand::GOTO, -4) );
 372                                                         sec_sequence.push_back( eSecCommand(eSecCommand::UPDATE_CURRENT_ROTORPARAMS) );
 373                                                         frontend.setData(3, RotorCmd);
 374                                                         frontend.setData(4, sat.orbital_position);
 375                                                 }
 376                                                 else
 377                                                         eFatal("rotor turning without inputpowermeasure not implemented yet");
 378                                         }
 379                                 }
 380                         }
 381
 382                         if ( setVoltage )
 383                         {
 384                                 sec_sequence.push_back( eSecCommand(eSecCommand::SET_VOLTAGE, voltage) );
 385                                 sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 10) );
 386                         }
 387
 388                         sec_sequence.push_back( eSecCommand(eSecCommand::SET_TONE, tone) );
 389                         sec_sequence.push_back( eSecCommand(eSecCommand::SLEEP, 15) );
 390
 391                         frontend.setSecSequence(sec_sequence);
 392
 393                         return 0;
 394                 }
 395         }
 396
 397         eDebug("not found satellite configuration for orbital position (%d)", sat.orbital_position );
 398
 399         return -1;
 400 }
 401