LTCDigi Class Reference

#include <LTCDigi.h>

Public Member Functions
cms_uint64_t	bstGpsTime () const
unsigned int	bunchNumber () const
unsigned int	bxMask () const
unsigned char	cyclicTriggerMask () const
int	daqPartition () const
unsigned int	eventID () const
unsigned int	eventNumber () const
unsigned char	externTriggerMask () const
bool	HasTriggered (int i) const
	LTCDigi ()
	LTCDigi (const unsigned char *data)
cms_uint32_t	orbitNumber () const
unsigned int	ramTrigger () const
unsigned int	runNumber () const
int	sourceID () const
cms_uint32_t	triggerInhibitNumber () const
cms_uint32_t	triggerInputStatus () const
int	version () const
unsigned int	vmeTrigger () const

Static Public Member Functions
static cms_uint32_t	GetEventNumberFromBuffer (const unsigned char *databuffer)
static cms_uint32_t	GetRunNumberFromBuffer (const unsigned char *databuffer)
static std::string	locTime (cms_uint64_t t)
static std::string	utcTime (cms_uint64_t t)

Private Attributes
cms_uint64_t	bstGpsTime_
unsigned int	bunchNumber_
int	daqPartition_
unsigned int	eventID_
cms_uint32_t	eventNumber_
cms_uint32_t	orbitNumber_
unsigned int	runNumber_
unsigned int	sourceID_
cms_uint32_t	trigInhibitNumber_
cms_uint32_t	trigInputStat_
unsigned int	trigType_
int	versionNumber_

Detailed Description

Data from the Local Trigger Controller (LTC)

Definition at line 15 of file LTCDigi.h.

Constructor & Destructor Documentation

LTCDigi::LTCDigi ( )

inline

Definition at line 18 of file LTCDigi.h.

{}

LTCDigi::LTCDigi

(

const unsigned char *

data

)

Definition at line 3 of file LTCDigi.cc.

References bstGpsTime_, bunchNumber_, daqPartition_, data, eventID_, eventNumber_, orbitNumber_, runNumber_, sourceID_, trigInhibitNumber_, trigInputStat_, trigType_, and versionNumber_.

                                          {
  // six 64 bit words
  cms_uint64_t const *ld = reinterpret_cast<cms_uint64_t const *>(data);

  trigType_ = (ld[0] >> 56) & 0xFULL;  // 4 bits

  eventID_ = (ld[0] >> 32) & 0x00FFFFFFULL;    // 24 bits
  runNumber_ = (ld[2] >> 32) & 0xFFFFFFFFULL;  // 32 bits
  eventNumber_ = (ld[2]) & 0xFFFFFFFFULL;      // 32 bits

  sourceID_ = (ld[0] >> 8) & 0x00000FFFULL;  // 12 bits
  // this should always be 815?
  //assert(sourceID_ == 815);

  bunchNumber_ = (ld[0] >> 20) & 0xFFFULL;       // 12 bits
  orbitNumber_ = (ld[1] >> 32) & 0xFFFFFFFFULL;  // 32 bits

  versionNumber_ = (ld[1] >> 24) & 0xFFULL;  // 8 bits

  daqPartition_ = (ld[1]) & 0xFULL;  // 4 bits

  trigInputStat_ = (ld[3]) & 0xFFFFFFFFULL;  // 32 bits

  trigInhibitNumber_ = (ld[3] >> 32) & 0xFFFFFFFFULL;  // 32 bits

  bstGpsTime_ = ld[4];  // 64 bits
}

Member Function Documentation

cms_uint64_t LTCDigi::bstGpsTime ( ) const

inline

Definition at line 46 of file LTCDigi.h.

References bstGpsTime_.

Referenced by operator<<().

{ return bstGpsTime_; };

unsigned int LTCDigi::bunchNumber ( ) const

inline

Definition at line 35 of file LTCDigi.h.

References bunchNumber_.

Referenced by operator<<().

{ return bunchNumber_; };

unsigned int LTCDigi::bxMask ( ) const

inline

Definition at line 48 of file LTCDigi.h.

References triggerInputStatus().

{ return ((triggerInputStatus() >> 28) & 0x1); };

unsigned char LTCDigi::cyclicTriggerMask ( ) const

inline

Definition at line 55 of file LTCDigi.h.

References triggerInputStatus().

  {
    return (triggerInputStatus() & 0x3FU);
  };

int LTCDigi::daqPartition ( ) const

inline

Definition at line 41 of file LTCDigi.h.

References daqPartition_.

Referenced by operator<<().

{ return daqPartition_; };

unsigned int LTCDigi::eventID ( ) const

inline

Definition at line 32 of file LTCDigi.h.

References eventID_.

{ return eventID_; };

unsigned int LTCDigi::eventNumber ( ) const

inline

Definition at line 31 of file LTCDigi.h.

References eventNumber_.

Referenced by GetEventNumberFromBuffer(), and operator<<().

{ return eventNumber_; };

unsigned char LTCDigi::externTriggerMask ( ) const

inline

Definition at line 51 of file LTCDigi.h.

References triggerInputStatus().

Referenced by HasTriggered().

  {
    return ((triggerInputStatus() >> 20) & 0x3FU);
  };

cms_uint32_t LTCDigi::GetEventNumberFromBuffer ( const unsigned char *  databuffer )

static

Definition at line 31 of file LTCDigi.cc.

References data, and eventNumber().

                                                                        {
  // six 64 bit words
  cms_uint64_t const *ld = reinterpret_cast<cms_uint64_t const *>(data);
  cms_uint32_t eventNumber = (ld[2]) & 0xFFFFFFFFULL;  // 32 bits
  return eventNumber;
}

cms_uint32_t LTCDigi::GetRunNumberFromBuffer ( const unsigned char *  databuffer )

static

Definition at line 38 of file LTCDigi.cc.

References data, and runNumber().

                                                                      {
  // six 64 bit words
  cms_uint64_t const *ld = reinterpret_cast<cms_uint64_t const *>(data);
  cms_uint32_t runNumber = (ld[2] >> 32) & 0xFFFFFFFFULL;  // 32 bits
  return runNumber;
}

bool LTCDigi::HasTriggered ( int  i ) const

inline

Definition at line 60 of file LTCDigi.h.

References externTriggerMask().

Referenced by operator<<().

                                 {
    if (i > 5)
      return false;  // throw exception?
    return ((externTriggerMask() & (0x1U << i)) != 0);
  }

std::string LTCDigi::locTime ( cms_uint64_t  t )

static

Definition at line 96 of file LTCDigi.cc.

References a, and AlCaHLTBitMon_QueryRunRegistry::string.

Referenced by operator<<().

{
  time_t tsmall = t / 1000000;
  std::string a("LOC: ");
  a += std::string(ctime(&tsmall));
  a.replace(a.find('\n'), a.size(), "");
  return a;
}

cms_uint32_t LTCDigi::orbitNumber ( ) const

inline

Definition at line 36 of file LTCDigi.h.

References orbitNumber_.

Referenced by operator<<().

{ return orbitNumber_; };

unsigned int LTCDigi::ramTrigger ( ) const

inline

Definition at line 50 of file LTCDigi.h.

References triggerInputStatus().

Referenced by operator<<().

{ return ((triggerInputStatus() >> 26) & 0x1); };

unsigned int LTCDigi::runNumber ( ) const

inline

Definition at line 33 of file LTCDigi.h.

References runNumber_.

Referenced by GetRunNumberFromBuffer(), and operator<<().

{ return runNumber_; };

int LTCDigi::sourceID ( ) const

inline

Definition at line 39 of file LTCDigi.h.

References sourceID_.

Referenced by operator<<().

{ return sourceID_; };

cms_uint32_t LTCDigi::triggerInhibitNumber ( ) const

inline

Definition at line 44 of file LTCDigi.h.

References trigInhibitNumber_.

Referenced by operator<<().

{ return trigInhibitNumber_; };

cms_uint32_t LTCDigi::triggerInputStatus ( ) const

inline

Definition at line 43 of file LTCDigi.h.

References trigInputStat_.

Referenced by bxMask(), cyclicTriggerMask(), externTriggerMask(), operator<<(), ramTrigger(), and vmeTrigger().

{ return trigInputStat_; };

std::string LTCDigi::utcTime ( cms_uint64_t  t )

static

Definition at line 85 of file LTCDigi.cc.

References AlCaHLTBitMon_QueryRunRegistry::string.

Referenced by operator<<().

{
  // note that gmtime isn't reentrant and we don't own the data
  time_t tsmall = t / 1000000;
  tm *utct = gmtime(&tsmall);
  std::string tstr("UTC: ");
  tstr += asctime(utct);
  tstr.replace(tstr.find('\n'), tstr.size(), "");
  return tstr;
}

int LTCDigi::version ( ) const

inline

Definition at line 38 of file LTCDigi.h.

References versionNumber_.

Referenced by validation.Sample::datasetpattern(), and validation.Sample::filename().

{ return versionNumber_; };

unsigned int LTCDigi::vmeTrigger ( ) const

inline

Definition at line 49 of file LTCDigi.h.

References triggerInputStatus().

Referenced by operator<<().

{ return ((triggerInputStatus() >> 27) & 0x1); };

Member Data Documentation

cms_uint64_t LTCDigi::bstGpsTime_

private

Definition at line 86 of file LTCDigi.h.

Referenced by bstGpsTime(), and LTCDigi().

unsigned int LTCDigi::bunchNumber_

private

Definition at line 75 of file LTCDigi.h.

Referenced by bunchNumber(), and LTCDigi().

int LTCDigi::daqPartition_

private

Definition at line 80 of file LTCDigi.h.

Referenced by daqPartition(), and LTCDigi().

unsigned int LTCDigi::eventID_

private

Definition at line 70 of file LTCDigi.h.

Referenced by eventID(), and LTCDigi().

cms_uint32_t LTCDigi::eventNumber_

private

Definition at line 82 of file LTCDigi.h.

Referenced by eventNumber(), and LTCDigi().

cms_uint32_t LTCDigi::orbitNumber_

private

Definition at line 76 of file LTCDigi.h.

Referenced by LTCDigi(), and orbitNumber().

unsigned int LTCDigi::runNumber_

private

Definition at line 71 of file LTCDigi.h.

Referenced by LTCDigi(), and runNumber().

unsigned int LTCDigi::sourceID_

private

Definition at line 73 of file LTCDigi.h.

Referenced by LTCDigi(), and sourceID().

cms_uint32_t LTCDigi::trigInhibitNumber_

private

Definition at line 85 of file LTCDigi.h.

Referenced by LTCDigi(), and triggerInhibitNumber().

cms_uint32_t LTCDigi::trigInputStat_

private

Definition at line 84 of file LTCDigi.h.

Referenced by LTCDigi(), and triggerInputStatus().

unsigned int LTCDigi::trigType_

private

Definition at line 68 of file LTCDigi.h.

Referenced by LTCDigi().

int LTCDigi::versionNumber_

private

Definition at line 78 of file LTCDigi.h.

Referenced by LTCDigi(), and version().