That's just a simple array
int data[2];
and it is the same size defined in the ISR.
Jim
> -----Original Message-----
> From: Eric Norum [mailto:[email protected]]
> Sent: 07 February 2014 16:43
> To: Jim Chen
> Cc: Mark Rivers; epics
> Subject: Re: asyn driver problem running Linux 3.8.13 with arm processor
>
> What's the declaration of 'data' in your example?
>
> On Feb 7, 2014, at 8:38 AM, Jim Chen <[email protected]>
> wrote:
>
> > Mark and Eric,
> >
> > I might have pointed to the wrong place. I have deleted everything for
> > the message queue task as simple as below and it runs fine the first
> > time but segfault immediately when it waits again:
> >
> > while(1) {
> > /* Wait for event from interrupt routine */
> > printf("====before\n");
> > epicsMessageQueueReceive(intMsgQId, data, sizeof(data));
> > printf("====queue responsed\n"); }
> >
> > The debug printout:
> >
> > ====before
> > ....
> > ==== queue responsed
> > ====before
> > Segmentation fault
> >
> > This looks like something wrong with the message queue? Anyway I will
> > do more tests...
> >
> > Jim
> >
> >
>
> --
> Eric Norum
> [email protected]
>
>
>
- References:
- asyn driver problem running Linux 3.8.13 with arm processor Jim Chen
- RE: asyn driver problem running Linux 3.8.13 with arm processor Mark Rivers
- RE: asyn driver problem running Linux 3.8.13 with arm processor Jim Chen
- RE: asyn driver problem running Linux 3.8.13 with arm processor Jim Chen
- Re: asyn driver problem running Linux 3.8.13 with arm processor Eric Norum
- Navigate by Date:
- Prev:
Re: asyn driver problem running Linux 3.8.13 with arm processor Eric Norum
- Next:
WG: Re: motorRecord on linux-arm Jens . Eden
- Index:
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
<2014>
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
- Navigate by Thread:
- Prev:
Re: asyn driver problem running Linux 3.8.13 with arm processor Eric Norum
- Next:
Re: asyn driver problem running Linux 3.8.13 with arm processor Andrew Johnson
- Index:
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
<2014>
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
|