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Janet B. Anderson
1993-03-08 14:00:36 +00:00
parent 102e5edc45
commit a56d92195c
1 changed files with 14 additions and 11 deletions
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src/drv/drvComet.c
+14 -11
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@@ -334,33 +334,36 @@ static long init()
*/
comet_driver(card, signal, pcbroutine, parg)
register unsigned short card,signal;
register unsigned int *pcbroutine;
register unsigned int *parg; /* number of values read */
unsigned int *pcbroutine;
unsigned int *parg; /* pointer to the waveform record */
{
register struct comet_cr *pcomet_csr;
register struct comet_config *pconfig;
register unsigned short *pcomet_data;
/* check for valid card number */
if(card >= wf_num_cards[COMET])
return ERROR;
if(signal >= NELEMENTS(pcomet_config[card].parg))
pconfig = pcomet_config[card];
if(signal >= NELEMENTS(pconfig->parg))
return ERROR;
/* check for card present */
if(!pcomet_config[card].pcomet_csr) return ERROR;
if(!pconfig->pcomet_csr) return ERROR;
/* mutual exclusion area */
FASTLOCK(&pcomet_config[card].lock);
FASTLOCK(&pconfig->lock);
/* mark the card as armed */
if (pcomet_config[card].parg[signal] != 0) pcomet_config[card].parg[signal] = parg;
if (pcomet_config[card].psub) return;
pcomet_config[card].psub = (void (*)()) pcbroutine;
if (pconfig->parg[signal] != 0)
pconfig->parg[signal] = parg;
if (pconfig->psub) return;
pconfig->psub = (void (*)()) pcbroutine;
/* exit mutual exclusion area */
FASTUNLOCK(&pcomet_config[card].lock);
FASTUNLOCK(&pconfig->lock);
pcomet_csr = pcomet_config[card].pcomet_csr;
pcomet_csr = pconfig->pcomet_csr;
/* reset each of the control registers */
pcomet_csr->csrh = pcomet_csr->csrl = 0;
@@ -369,7 +372,7 @@ register unsigned int *parg; /* number of values read */
pcomet_csr->acr = 0;
/* arm the card */
*(pcomet_config[card].pdata+FLAG_EOC) = 0xffff;
*(pconfig->pdata+FLAG_EOC) = 0xffff;
if (scan_control > 0)
{
pcomet_csr->gdcrh = 0xff; /* 64K samples per channel */