L1Topo::Status Class Reference

Represents the L1Topo status word of the L1Topo DAQ header, with decoder and encoder. More...

#include <Status.h>

Collaboration diagram for L1Topo::Status:

Public Member Functions
	Status (const uint32_t overflow, const uint32_t crc)
	Construct from contents and encode word. More...
	Status (const uint32_t word)
	Construct from word and encode contents. More...
uint32_t	overflow () const
	access method More...
uint32_t	crc () const
	access method More...
uint32_t	word () const
	access method More...

Protected Member Functions
void	decode ()
	method used by constructor to decode word More...
void	encode ()
	method used by constructor to encode word More...

Private Attributes
uint32_t	m_overflow
	overflow flag More...
uint32_t	m_crc
	CRC mismatch flag. More...
uint32_t	m_word
	The raw data representation. More...

Detailed Description

Represents the L1Topo status word of the L1Topo DAQ header, with decoder and encoder.

Used to decode/encode the 32-bit word whch contains just two 1-bit flags: overflow flag and CRC mismatch flag.

Definition at line 19 of file Status.h.

Constructor & Destructor Documentation

Status() [1/2]

L1Topo::Status::Status	(	const uint32_t	overflow,
		const uint32_t	crc
	)

Construct from contents and encode word.

Definition at line 12 of file Status.cxx.

    :m_overflow(overflow), m_crc(crc), m_word(0) {
    this->encode();
  }

Status() [2/2]

L1Topo::Status::Status

(

const uint32_t

word

)

Construct from word and encode contents.

Definition at line 17 of file Status.cxx.

    :m_overflow(0), m_crc(0), m_word(word) {
    this->decode();
  }

Member Function Documentation

crc()

uint32_t L1Topo::Status::crc

(

)

const

access method

Definition at line 41 of file Status.cxx.

                            {
    return m_crc;
  }

decode()

void L1Topo::Status::decode ( )

protected

method used by constructor to decode word

Definition at line 28 of file Status.cxx.

                     {
    m_overflow = (m_word >> 27) & 0x1;
    m_crc = (m_word >> 26) & 0x1;
  }

encode()

void L1Topo::Status::encode ( )

protected

method used by constructor to encode word

Definition at line 22 of file Status.cxx.

                     {
    m_word = static_cast<uint32_t>(L1Topo::BlockTypes::STATUS) << 28;
    m_word |= (m_overflow & 0x1) << 27;
    m_word |= (m_crc & 0x1) << 26;
  }

overflow()

uint32_t L1Topo::Status::overflow

(

)

const

access method

Definition at line 37 of file Status.cxx.

                                 {
    return m_overflow;
  }

word()

uint32_t L1Topo::Status::word

(

)

const

access method

Definition at line 33 of file Status.cxx.

                             {
    return m_word;
  }

Member Data Documentation

m_crc

uint32_t L1Topo::Status::m_crc

private

CRC mismatch flag.

Definition at line 40 of file Status.h.

m_overflow

uint32_t L1Topo::Status::m_overflow

private

overflow flag

Definition at line 38 of file Status.h.

m_word

uint32_t L1Topo::Status::m_word

private

The raw data representation.

Definition at line 42 of file Status.h.

---

The documentation for this class was generated from the following files:

• Status.h
• Status.cxx