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FEDTrailer Class Reference

#include <FEDTrailer.h>

Public Member Functions

bool check () const
 Check that the trailer is OK. More...
 
uint32_t conscheck () const
 Return the word containing the consistency checks. More...
 
uint16_t crc () const
 Cyclic Redundancy Code of the event fragment including header and trailer. More...
 
bool crcModified () const
 True if the CRC value has been modified by the S-link sender card. More...
 
uint8_t evtStatus () const
 Event fragment status information. More...
 
 FEDTrailer (const unsigned char *trailer)
 Constructor. More...
 
uint32_t fragmentLength () const
 The length of the event fragment counted in 64-bit words including header and trailer. More...
 
bool moreTrailers () const
 
bool slinkError () const
 True if the FRL has detected a transmission error over the s-link cable. More...
 
uint8_t ttsBits () const
 Current value of the Trigger Throttling System bits. More...
 
bool wrongFedId () const
 True if the FED_ID given by the FED is not the one expected by the FRL. More...
 
virtual ~FEDTrailer ()
 Destructor. More...
 

Static Public Member Functions

static void set (unsigned char *trailer, uint32_t lenght, uint16_t crc, uint8_t evt_stat, uint8_t tts, bool moreTrailers=false)
 Set all fields in the trailer. More...
 

Static Public Attributes

static const uint32_t length = sizeof(fedt_t)
 

Private Attributes

const fedt_structtheTrailer
 

Detailed Description

Helper class to interpret/create FED trailer words.

Author
N. Amapane - CERN, R. Mommsen - FNAL

Definition at line 14 of file FEDTrailer.h.

Constructor & Destructor Documentation

FEDTrailer::FEDTrailer ( const unsigned char *  trailer)

Constructor.

Definition at line 10 of file FEDTrailer.cc.

10  :
11  theTrailer(reinterpret_cast<const fedt_t*>(trailer)) {}
const fedt_struct * theTrailer
Definition: FEDTrailer.h:64
FEDTrailer::~FEDTrailer ( )
virtual

Destructor.

Definition at line 14 of file FEDTrailer.cc.

14 {}

Member Function Documentation

bool FEDTrailer::check ( ) const
uint32_t FEDTrailer::conscheck ( ) const

Return the word containing the consistency checks.

Definition at line 56 of file FEDTrailer.cc.

References fedt_struct::conscheck, and theTrailer.

56  {
57  return theTrailer->conscheck;
58 }
const fedt_struct * theTrailer
Definition: FEDTrailer.h:64
uint32_t conscheck
Definition: fed_trailer.h:23
uint16_t FEDTrailer::crc ( ) const
bool FEDTrailer::crcModified ( ) const

True if the CRC value has been modified by the S-link sender card.

Definition at line 42 of file FEDTrailer.cc.

References fedt_struct::conscheck, FED_CRC_MODIFIED_EXTRACT, and theTrailer.

Referenced by DTDDUData::checkCRCBit().

42  {
44 }
const fedt_struct * theTrailer
Definition: FEDTrailer.h:64
#define FED_CRC_MODIFIED_EXTRACT(a)
Definition: fed_trailer.h:62
uint32_t conscheck
Definition: fed_trailer.h:23
uint8_t FEDTrailer::evtStatus ( ) const
uint32_t FEDTrailer::fragmentLength ( ) const
bool FEDTrailer::moreTrailers ( ) const
void FEDTrailer::set ( unsigned char *  trailer,
uint32_t  lenght,
uint16_t  crc,
uint8_t  evt_stat,
uint8_t  tts,
bool  moreTrailers = false 
)
static

Set all fields in the trailer.

Definition at line 60 of file FEDTrailer.cc.

References fedt_struct::conscheck, fedt_struct::eventsize, FED_CRCS_MASK, FED_CRCS_SHIFT, FED_EVSZ_MASK, FED_EVSZ_SHIFT, FED_MORE_TRAILERS_SHIFT, FED_MORE_TRAILERS_WIDTH, FED_SLINK_END_MARKER, FED_STAT_MASK, FED_STAT_SHIFT, FED_TCTRLID_SHIFT, FED_TTSI_MASK, FED_TTSI_SHIFT, and lumiQTWidget::t.

Referenced by ESDataFormatterV1_1::DigiToRaw(), ESDataFormatterV4::DigiToRaw(), DaqFakeReader::fillFEDs(), DaqFakeReader::fillGTPFED(), l1t::AMCDumpToRaw::formatRaw(), l1t::MP7BufferDumpToRaw::formatRaw(), PixelDataFormatter::formatRawData(), CastorCtdcPacker::pack(), CastorPacker::pack(), HcalPacker::pack(), L1GTEvmDigiToRaw::packTrailer(), L1GTDigiToRaw::packTrailer(), DTDigiToRawModule::produce(), RPCTwinMuxDigiToRaw::produce(), CSCTFPacker::produce(), HcalDigiToRawuHTR::produce(), GctDigiToRaw::produce(), omtf::OmtfPacker::produce(), l1t::L1TDigiToRaw::produce(), and RPCPackingModule::rawData().

65  {
66  // FIXME: should check that input ranges are OK!!!
67  fedt_t* t = reinterpret_cast<fedt_t*>(trailer);
68 
69  t->eventsize =
71  ( (lenght << FED_EVSZ_SHIFT) & FED_EVSZ_MASK);
72 
73  t->conscheck =
74  ( (crc << FED_CRCS_SHIFT) & FED_CRCS_MASK ) |
77 
78  if (moreTrailers)
80 }
uint16_t crc() const
Cyclic Redundancy Code of the event fragment including header and trailer.
Definition: FEDTrailer.cc:22
bool moreTrailers() const
Definition: FEDTrailer.cc:37
#define FED_TTSI_MASK
Definition: fed_trailer.h:51
#define FED_TCTRLID_SHIFT
Definition: fed_trailer.h:30
uint32_t eventsize
Definition: fed_trailer.h:24
#define FED_TTSI_SHIFT
Definition: fed_trailer.h:50
uint32_t conscheck
Definition: fed_trailer.h:23
#define FED_MORE_TRAILERS_SHIFT
Definition: fed_trailer.h:55
#define FED_CRCS_SHIFT
Definition: fed_trailer.h:40
uint8_t ttsBits() const
Current value of the Trigger Throttling System bits.
Definition: FEDTrailer.cc:32
#define FED_SLINK_END_MARKER
Definition: fed_trailer.h:27
#define FED_CRCS_MASK
Definition: fed_trailer.h:41
#define FED_MORE_TRAILERS_WIDTH
Definition: fed_trailer.h:54
uint8_t evtStatus() const
Event fragment status information.
Definition: FEDTrailer.cc:27
#define FED_STAT_SHIFT
Definition: fed_trailer.h:45
#define FED_EVSZ_SHIFT
Definition: fed_trailer.h:35
#define FED_EVSZ_MASK
Definition: fed_trailer.h:36
#define FED_STAT_MASK
Definition: fed_trailer.h:46
bool FEDTrailer::slinkError ( ) const

True if the FRL has detected a transmission error over the s-link cable.

Definition at line 47 of file FEDTrailer.cc.

References fedt_struct::conscheck, FED_SLINK_ERROR_EXTRACT, and theTrailer.

47  {
49 }
const fedt_struct * theTrailer
Definition: FEDTrailer.h:64
uint32_t conscheck
Definition: fed_trailer.h:23
#define FED_SLINK_ERROR_EXTRACT(a)
Definition: fed_trailer.h:67
uint8_t FEDTrailer::ttsBits ( ) const
bool FEDTrailer::wrongFedId ( ) const

True if the FED_ID given by the FED is not the one expected by the FRL.

Definition at line 52 of file FEDTrailer.cc.

References fedt_struct::conscheck, FED_WRONG_FEDID_EXTRACT, and theTrailer.

52  {
54 }
const fedt_struct * theTrailer
Definition: FEDTrailer.h:64
#define FED_WRONG_FEDID_EXTRACT(a)
Definition: fed_trailer.h:72
uint32_t conscheck
Definition: fed_trailer.h:23

Member Data Documentation

const uint32_t FEDTrailer::length = sizeof(fedt_t)
static
const fedt_struct* FEDTrailer::theTrailer
private