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Re: Serial Port , Raw Mode using cyg_io_read
- From: Annamalai Prakash <aprakash at tataelxsi dot co dot in>
- To: Edgar Grimberg <edgar dot grimberg at rms dot ro>
- Cc: ecos-discuss at sources dot redhat dot com
- Date: Wed, 06 Jul 2005 14:35:27 +0530
- Subject: Re: [ECOS] Serial Port , Raw Mode using cyg_io_read
- References: <200507061412.33468.aprakash@tataelxsi.co.in><42CB9E08.8040008@rms.ro>
On Wednesday 06 July 2005 02:32 pm, you wrote:
> Hi,
>
> Did you tried to open the /dev/ser0 , /dev/ser1 ? Something like:
>
> err = cyg_io_lookup( "/dev/ser1", &fd );
yes, i tried to open ... it was opened...... but i want to make sure, whether
it is RAW Mode or TTY Mode.
>
> Edgar
Prakash
>
> Annamalai Prakash wrote:
> >Hi List,
> >
> > I am working on ARM920T (Integrator) and ecos. I have configured my
> > kernel with posix and Serial device drivers. following options are
> > enabled in my config file.
> >
> > CYGOPT_IO_SERIAL_SUPPORT_NONBLOCKING
> > CYGPKG_IO_SERAIL_TTY
> > CYGPKG_IO_SERIAL_TTY_TTY1
> > CYGPKG_IO_SERIAL_DEVICES
> > CYGPKG_IO_SERIAL_ARM_INTEGRATOR_SERIAL1
> >
> > I want to configure my serial port in RAW mode. i think ecos
> > supports two serial port drivers (raw and tty driver). Is there any
> > explicit option to specify for RAW drivers. I tried to disable
> > (CYGPKG_IO_SERAIL_TTY_TTY1) option, i wasnot able to read/write anything
> > from serial port even opened successfully.
> >
> > I tried to use OPEN call also. i got compilation error due to
> >unresolved symbols `O_NDELAY' ,`B115200' ,`CLOCAL' ,`CREAD' . i have
> >decleared terminos.h ..
> >
> >Any lights to move furthur..
> >
> >Thanks
> >Prakash
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