From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.gmx.net (mailout-de.gmx.net [213.165.64.22]) by ozlabs.org (Postfix) with SMTP id EAA52B70A5 for ; Sun, 10 Oct 2010 23:32:45 +1100 (EST) Content-Type: text/plain; charset="utf-8" Date: Sun, 10 Oct 2010 14:26:02 +0200 From: "Gerhard Pircher" In-Reply-To: <1286696147.2463.499.camel@pasglop> Message-ID: <20101010122602.74300@gmx.net> MIME-Version: 1.0 References: <20101010013755.1697.qmail@kosh.dhis.org> <1286696147.2463.499.camel@pasglop> Subject: Re: Pegasos i8042 broken again To: pacman@kosh.dhis.org Cc: linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Sat, 2010-10-09 at 20:37 -0500, pacman@kosh.dhis.org wrote: > Pegasos has no keyboard again. I blame commit > 540c6c392f01887dcc96bef0a41e63e6c1334f01, which tries to find i8042 IRQs > inthe device-tree but doesn't fall back to the old hardcoded 1 and 12 in > all failure cases. > > Specifically, the case where the device-tree contains nothing matching > pnpPNP,303 or pnpPNP,f03 doesn't seem to be handled well. It sort of > falls through to the old code, but leaves the IRQs set to 0. > > The last time something like this happened, I submitted a patch: > http://lists.ozlabs.org/pipermail/linuxppc-dev/2007-July/039988.html > which got committed, but afterward I was scolded for working around a > bug instead of fixing it in nvramrc. > > This time I just won't send my workaround patch, at least until it's > decided that the kernel should be made to understand the device-tree as > is. > If it's decided instead that the firmware should be patched... well I > just don't feel comfortable inventing my own patch for nvramrc, since > it's written in a language I don't know and presumably could brick the > machine if I get it wrong. Also I'm not even sure what the kernel is > expecting to find there. Is this a Pegasos 1 or Pegasos 2? I'm just curious, because some Pegasos 1 users told me that newer Linux kernels don't even boot on their machines. regards, Gerhard -- Neu: GMX De-Mail - Einfach wie E-Mail, sicher wie ein Brief! Jetzt De-Mail-Adresse reservieren: http://portal.gmx.net/de/go/demail