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From: Helge Deller <deller@gmx.de>
To: Jeroen Roovers <jer@gentoo.org>, linux-parisc@vger.kernel.org
Cc: John David Anglin <dave.anglin@bell.net>,
	Rolf Eike Beer <eike-kernel@sf-tec.de>
Subject: Re: [C8000] serial console drops input
Date: Sun, 26 Jan 2014 16:07:18 +0100	[thread overview]
Message-ID: <52E524A6.2060703@gmx.de> (raw)
In-Reply-To: <20140126010218.33334dbd@marga.jer-c2.orkz.net>

On 01/26/2014 01:02 AM, Jeroen Roovers wrote:
> On Sat, 25 Jan 2014 15:13:47 -0500
> John David Anglin <dave.anglin@bell.net> wrote:
> 
>> Helge has made some changes to palo but I believe that we are on the  
>> PDC boot
>> console (ttyB0) until switch over here:
> 
> This.
> 
>> How long is your cable?    There's no shield connection on DB9  
>> connector.  You just
>> need to cross transmit and receive data.  Signal ground is straight  
>> through.
>>
>> Dave L is correct about USB keyboard and mouse confusing serial  
>> console support.
> 
> Yes, but _all_ of that is entirely immaterial as the same hardware
> worked fine for more than one and a half years, _until_ the changes to
> palo/PDC console support were introduced.
> 
> I could easily revert the IPL to the former working version (1.18) and
> see if that fixes the issue during boot. I'll report back with some
> results.

I'm pretty sure that I didn't changed anything in palo which is PDC-console
related and which would explain why you have such problems.
If there is a problem, then it might be because of kernel and/or cable.

Helge


  parent reply	other threads:[~2014-01-26 15:07 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-01-25  4:41 [C8000] serial console drops input Jeroen Roovers
2014-01-25  8:20 ` Rolf Eike Beer
2014-01-25 16:29   ` John David Anglin
2014-01-25 16:34     ` Rolf Eike Beer
2014-01-25 16:50       ` John David Anglin
2014-01-25 17:03         ` Rolf Eike Beer
2014-01-25 17:13           ` Jeroen Roovers
2014-01-25 19:54             ` Dave Land
2014-01-25 20:04               ` Dave Land
2014-01-25 20:13             ` John David Anglin
2014-01-26  0:02               ` Jeroen Roovers
2014-01-26  1:01                 ` Dave Land
2014-01-26 15:07                 ` Helge Deller [this message]
2014-01-26 20:22                   ` Jeroen Roovers
2014-01-26 20:35                     ` Dave Land
2014-01-26 21:01                     ` John David Anglin
2014-01-26 21:04                       ` John David Anglin

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