ngcbDma0.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <fcntl.h>
#include <string.h>
#include <errno.h>
#include <poll.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <unistd.h>
#include <ngc/core/ngcbDrv.h>

Macros
#define	_GNU_SOURCE
#define	_REENTRANT

Functions
int	ngcbDma0Open (const char *devName, ngcb_dma_p_t *dma, char *erms)
int	ngcbDma0Close (ngcb_dma_p_t *dma, char *erms)
int	ngcbDma0Alloc (ngcb_dma_p_t *dma, unsigned char **buffer, int num, size_t size, char *erms)
void	ngcbDma0Free (ngcb_dma_p_t *dma, unsigned char **buffer, int num)
int	ngcbDma0Clr (ngcb_dma_p_t *dma, char *erms)
int	ngcbDma0Init (ngcb_dma_p_t *dma, unsigned char **buffer, int num, size_t size, unsigned int *doneCount, char *erms)
int	ngcbDma0Stop (ngcb_dma_p_t *dma, char *erms)
int	ngcbDma0GetCnt (ngcb_dma_p_t *dma, unsigned int *cnt, char *erms)
int	ngcbDma0Wait (ngcb_dma_p_t *dma, uint64_t *ts, char *erms)
int	ngcbDma0Stat (ngcb_dma_p_t *dma, int *err, int *stat, char *erms)
int	ngcbDma0Overflow (ngcb_dma_p_t *dma, char *erms)
int	ngcbDma0IppCfg (ngcb_dma_p_t *dma, int id, int *param, unsigned int n, char *erms)
int	ngcbDma0DevRd (ngcb_dma_p_t *dma, unsigned int addr, unsigned int *value, char *erms)
int	ngcbDma0DevWr (ngcb_dma_p_t *dma, unsigned int addr, unsigned int value, char *erms)

Variables
ngcb_dma_api	ngcbDma0

Detailed Description

Copyright

SPDX-FileCopyrightText: 2026 European Southern Observatory (ESO) SPDX-License-Identifier: LGPL-3.0-only

Macro Definition Documentation

_GNU_SOURCE

#define _GNU_SOURCE

_REENTRANT

#define _REENTRANT

Function Documentation

ngcbDma0Alloc()

int ngcbDma0Alloc	(	ngcb_dma_p_t *	dma,
		unsigned char **	buffer,
		int	num,
		size_t	size,
		char *	erms )

Template API for ngcbDmaAlloc().

ngcbDma0Close()

int ngcbDma0Close	(	ngcb_dma_p_t *	dma,
		char *	erms )

Template API for ngcbDmaClose().

ngcbDma0Clr()

int ngcbDma0Clr	(	ngcb_dma_p_t *	dma,
		char *	erms )

Template API for ngcbDmaClr().

ngcbDma0DevRd()

int ngcbDma0DevRd	(	ngcb_dma_p_t *	dma,
		unsigned int	addr,
		unsigned int *	value,
		char *	erms )

Template API for ngcbDmaDevRd().

ngcbDma0DevWr()

int ngcbDma0DevWr	(	ngcb_dma_p_t *	dma,
		unsigned int	addr,
		unsigned int	value,
		char *	erms )

Template API for ngcbDmaDevWr().

ngcbDma0Free()

void ngcbDma0Free	(	ngcb_dma_p_t *	dma,
		unsigned char **	buffer,
		int	num )

Template API for ngcbDmaFree().

ngcbDma0GetCnt()

int ngcbDma0GetCnt	(	ngcb_dma_p_t *	dma,
		unsigned int *	cnt,
		char *	erms )

Template API for ngcbDmaGetCnt().

ngcbDma0Init()

int ngcbDma0Init	(	ngcb_dma_p_t *	dma,
		unsigned char **	buffer,
		int	num,
		size_t	size,
		unsigned int *	doneCount,
		char *	erms )

Template API for ngcbDmaInit().

ngcbDma0IppCfg()

int ngcbDma0IppCfg	(	ngcb_dma_p_t *	dma,
		int	id,
		int *	param,
		unsigned int	n,
		char *	erms )

Template API for ngcbDmaIppCfg().

ngcbDma0Open()

int ngcbDma0Open	(	const char *	devName,
		ngcb_dma_p_t *	dma,
		char *	erms )

Template API for ngcbDmaOpen().

ngcbDma0Overflow()

int ngcbDma0Overflow	(	ngcb_dma_p_t *	dma,
		char *	erms )

Template API for ngcbDmaOverflow().

ngcbDma0Stat()

int ngcbDma0Stat	(	ngcb_dma_p_t *	dma,
		int *	err,
		int *	stat,
		char *	erms )

Template API for ngcbDmaStat().

ngcbDma0Stop()

int ngcbDma0Stop	(	ngcb_dma_p_t *	dma,
		char *	erms )

Template API for ngcbDmaStop().

ngcbDma0Wait()

int ngcbDma0Wait	(	ngcb_dma_p_t *	dma,
		uint64_t *	ts,
		char *	erms )

Template API for ngcbDmaWait().

Variable Documentation

ngcbDma0

ngcb_dma_api ngcbDma0

Initial value:

= {
  .Open = ngcbDma0Open,
  .Close = ngcbDma0Close,
  .Alloc = ngcbDma0Alloc,
  .Free = ngcbDma0Free,
  .Clr = ngcbDma0Clr,
  .Init = ngcbDma0Init,
  .Stop = ngcbDma0Stop,
  .GetCnt = ngcbDma0GetCnt,
  .Wait = ngcbDma0Wait,
  .Stat = ngcbDma0Stat,
  .Overflow = ngcbDma0Overflow,
  .IppCfg = ngcbDma0IppCfg,
  .DevRd = ngcbDma0DevRd,
  .DevWr = ngcbDma0DevWr,
  .param = (ngcb_dma_p_t *)NULL,
  .deviceOpen = 0
}

DMA template API