From owner-freebsd-ppc@FreeBSD.ORG Mon Dec 18 07:04:23 2006 Return-Path: X-Original-To: freebsd-ppc@freebsd.org Delivered-To: freebsd-ppc@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id A3B6D16A407 for ; Mon, 18 Dec 2006 07:04:23 +0000 (UTC) (envelope-from rink@rink.nu) Received: from mx0.rink.nu (thunderstone.rink.nu [80.112.228.34]) by mx1.FreeBSD.org (Postfix) with ESMTP id 2050343CB2 for ; Mon, 18 Dec 2006 07:04:17 +0000 (GMT) (envelope-from rink@rink.nu) Received: from localhost (localhost [127.0.0.1]) by mx0.rink.nu (Postfix) with ESMTP id 9BC1D17091; Mon, 18 Dec 2006 07:41:10 +0100 (CET) X-Virus-Scanned: amavisd-new at rink.nu Received: from mx0.rink.nu ([127.0.0.1]) by localhost (thunderstone.rink.nu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id larkS+ezhwnP; Mon, 18 Dec 2006 07:41:01 +0100 (CET) Received: by mx0.rink.nu (Postfix, from userid 1000) id 71B961704A; Mon, 18 Dec 2006 07:41:01 +0100 (CET) Date: Mon, 18 Dec 2006 07:41:01 +0100 From: Rink Springer To: Andrew Turner Message-ID: <20061218064101.GA14935@rink.nu> References: <20061218104841.72ba51ea@hermies.int.fubar.geek.nz> MIME-Version: 1.0 Content-Type: multipart/signed; protocol="application/x-pkcs7-signature"; micalg=sha1; boundary="envbJBWh7q8WU6mo" Content-Disposition: inline In-Reply-To: <20061218104841.72ba51ea@hermies.int.fubar.geek.nz> User-Agent: Mutt/1.5.13 (2006-08-11) Cc: freebsd-ppc@freebsd.org Subject: Re: FreeBSD on an Efika X-BeenThere: freebsd-ppc@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the PowerPC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 18 Dec 2006 07:04:23 -0000 --envbJBWh7q8WU6mo Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi Andrew, On Mon, Dec 18, 2006 at 10:48:41AM +1300, Andrew Turner wrote: > I have been sent an Efika[1] board from Genesi. >=20 > When booting FreeBSD on it I found it would stop before the > printing copyright notice. The problem seems to be similar to > http://lists.freebsd.org/pipermail/freebsd-ppc/2006-June/001692.html (I > have had the same output before) >=20 > After some investigation I found the kernel was stopping when it > reached sys/kern/subr_msgbuf.c line 125 [2]. The msgbuf struct appears > to point to an invalid address. The address of the struct comes from > virtual_addr[3]. This indicates the virtual_addr points to an invalid > area of memory on this device. >=20 > By commenting out sys/kern/subr_prf.c line 924 [4] and using the ofw > console I managed to get past the copyright notice. It now stopped > later attempting to read from memory in the virtual_addr range. >=20 > Has any one got any suggestions how I could fix this? >=20 > Andrew >=20 > [1] http://www.powerdeveloper.org/efika.php > [2] http://fxr.watson.org/fxr/source/kern/subr_msgbuf.c#L125 > [3] http://fxr.watson.org/fxr/source/powerpc/powerpc/mmu_oea.c#L899 > [4] http://fxr.watson.org/fxr/source/kern/subr_prf.c#L924 Just FYI, it appears that Suleiman Souhlal (ssouhlal@FreeBSD.org) is already working on a port, judging from http://projects.powerdeveloper.org/projects.php?project=3D239 Have you tried talking to him ? Regards, --=20 Rink P.W. Springer - http://rink.nu "It's you isn't it? THE BASTARD OPERATOR FROM HELL!" 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