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GLAST/LAT > DAQ and FSW > FSW > Doxygen Index > GNAT / V2-0-0

Constituent: gnat_cio     Tag: mv2304

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latp_p.h File Reference

Defines private structs, unions and methods of the LATp protocol. More...

#include "GNAT/gnat.h"
#include "GNAT/log.h"
#include "GNAT/latp.h"

Include dependency graph for latp_p.h:

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Data Structures
struct	_LATp_Interface
	Structure that defines a LATp interface. More...
Defines
#define	CELL_WORDS   (9)
	Number of words in a cell as it comes off the FIFO.
#define	LAST_CELL   (1)
	Flag to indicate last cell of a packet.
#define	MORE_CELLS   (0)
	Flag to indicate more cells remaining in packet.
#define	CELL_SIZE   (sizeof(union _generic_Cell)/4)
	Length of a cell counted as 32-bit words.
#define	CELL_ANNOUNCE_MASK   ((unsigned int)(1 << 17))
	Bit mask for the CELL ANNOUNCE bit during cell tx/rx.
#define	CELL_TYPE_MASK   ((unsigned int)(1 << 16))
	Bit mask for the CELL TYPE bit during cell tx/rx.
#define	PACKET_COMPLETE_MASK   ((unsigned int) (CELL_ANNOUNCE_MASK | CELL_TYPE_MASK) )
	Bit mask for the PACKET COMPLETE bits during cell tx/rx.
#define	CELL_HEADER_PARITY_MASK   ((unsigned int)(1))
	Bit mask for the CELL HEADER PARITY bit during cell tx/rx.
#define	CELL_TRUNCATE_MASK   ((unsigned int)(1 << 17))
	Bit mask for the CELL TRUNCATE bit during cell tx/rx.
#define	CELL_PARITY_MASK   ((unsigned int)(1 << 16))
	Bit mask for the CELL PARITY bit during cell tx/rx.
#define	LATP_COUNTER_MAX   ((unsigned int)(1<<14) - 1)
	Max unsigned value of the saturating LATp statistics counters.
Typedefs
typedef _LATp_Cell	LATp_Cell
	typedef for struct _LATp_Cell
typedef _LATp_Interface	LATp_Interface
	typedef for struct _LATp_Interface
Functions
void	srvIntr (gnatHandle gh)
	ISR that gives the m_syncSem semaphore when the record FIFO has a packet ready.

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Detailed Description

Defines private structs, unions and methods of the LATp protocol.

Author:

Curt Brune -- curt@slac.stanford.edu

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Define Documentation

#define LAST_CELL   (1)

Flag to indicate last cell of a packet. See also: MORE_CELLS, sendLATpCell

#define MORE_CELLS   (0)

Flag to indicate more cells remaining in packet. See also: LAST_CELLS, sendLATpCell

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Function Documentation

void srvIntr (  gnatHandle  gh  )

ISR that gives the m_syncSem semaphore when the record FIFO has a packet ready. Parameters: gh  gnat driver handle previously allocated Returns: void

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