From mboxrd@z Thu Jan 1 00:00:00 1970 From: Helge Deller Subject: Re: [C8000] serial console drops input Date: Sun, 26 Jan 2014 16:07:18 +0100 Message-ID: <52E524A6.2060703@gmx.de> References: <20140125054144.4ccfde5e@marga.jer-c2.orkz.net> <1417398.fmUESL4Ngr@eto> <7905648.nun1s37FKj@eto> <20140125181348.67a2bf8f@marga.jer-c2.orkz.net> <20140126010218.33334dbd@marga.jer-c2.orkz.net> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Cc: John David Anglin , Rolf Eike Beer To: Jeroen Roovers , linux-parisc@vger.kernel.org Return-path: In-Reply-To: <20140126010218.33334dbd@marga.jer-c2.orkz.net> List-ID: List-Id: linux-parisc.vger.kernel.org On 01/26/2014 01:02 AM, Jeroen Roovers wrote: > On Sat, 25 Jan 2014 15:13:47 -0500 > John David Anglin 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