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Re: PowerPC SMC serial port drivers.
- From: Gary Thomas <gthomas at redhat dot com>
- To: Erik Reikes <ereikes at hotmail dot com>
- Cc: eCos Discussion <ecos-discuss at sources dot redhat dot com>
- Date: 02 Mar 2002 13:29:25 -0700
- Subject: Re: [ECOS] PowerPC SMC serial port drivers.
- References: <F104AphwFutJLtosJ3I00008727@hotmail.com>
On Sat, 2002-03-02 at 13:16, Erik Reikes wrote:
> >On Wed, 2002-02-27 at 14:47, Erik Reikes wrote:
>
> <snip>
>
> > > I found a couple of messages relating to a port of the SCC for use as a
> >UART
> > > on the diag channel a while back. Did this code ever get rolled into
> >the
> > > CVS tree for Ecos? If so, is there a configuration option I am missing
> >that
> > > enables it? If not was there a reason it didn't?
> > >
> >
> >No, although there has been talk of supporting SCCx ports, we've never
> >received
> >any contributions in this area. At this time, SCCx is not supported,
> >sorry.
> >
>
> You might want to check out :
> http://sources.redhat.com/ml/ecos-discuss/2001-07/msg00734.html
>
> It sounds like he implemented it. I emailed him asking permission to use
> that code, but haven't heard back from him yet.
>
Indeed, I recall asking him for a similar release with no response.
Don't forget that before we can include anything in the eCos repository,
we have to receive a copyright release for the code.
> >The network should work fine (it does for me). One thing you can do to
> >avoid
> >messing with DHCP/BOOTP is to use 'fconfig' and set a static IP address.
>
> Thanks for the pointer. I am now able to ping it, but wheneveer I try to
> connect to it I get this type of scenario from gdb:
>
Can you connect to it via the network without GDB? Just use 'telnet':
% telnet 192.168.0.78 9000
and you should get a RedBoot prompt.
> On the target side it spews out a bunch of decoded ethernet packets. I have
> a feeling this could be somehow interfering with the tcp gdb support. Is
> there a way to turn these off? Do I have to run a tftp server if gdb is
> doing the connection?
No.
>
> Thanks.
>
>
> (gdb) target remote 192.168.0.78:9000
> Couldn't establish connection to remote target
> Malformed response to offset query, timeout
>
> Remote debugging using 192.168.0.78:9000
> Ignoring packet error, continuing...
> Ignoring packet error, continuing...
> Ignoring packet error, continuing...
>
> (gdb) load
> Error: You can't do that when your target is `exec'
>
> (gdb) target remote 192.168.0.78:9000
> Error: 192.168.0.78:9000: Attempt to connect timed out without establishing
> a connection.
>
> (gdb)
>
>
>
>
>
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