Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752997AbZI2QDQ (ORCPT ); Tue, 29 Sep 2009 12:03:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751689AbZI2QDP (ORCPT ); Tue, 29 Sep 2009 12:03:15 -0400 Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:57998 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750952AbZI2QDP (ORCPT ); Tue, 29 Sep 2009 12:03:15 -0400 Date: Tue, 29 Sep 2009 18:03:12 +0200 From: Pavel Machek To: Michael Tokarev Cc: Kernel Mailing List Subject: Re: 2.6.31: booting on a PIII Celeron? Message-ID: <20090929160312.GA14405@elf.ucw.cz> References: <4AC0D59F.8000502@msgid.tls.msk.ru> <4AC0D651.7030009@msgid.tls.msk.ru> <20090928163617.GA25503@atrey.karlin.mff.cuni.cz> <4AC20CD0.8030801@msgid.tls.msk.ru> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4AC20CD0.8030801@msgid.tls.msk.ru> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1491 Lines: 40 Hi! >>> So the celeron machine lacks "apic" flag. And in my >>> kernel config, apic is enabled: >>> CONFIG_X86_LOCAL_APIC=y >>> CONFIG_X86_IO_APIC=y >>> (but not on the command line like apic=force) >> try 'noapic nolapic' to see if it helps? > > Neither (nor both) changes anything. It just reboots > instantly right after "Loading initrd..." message from > the bootloader. Ok, you may want to try bisection... > Ok, one more thing to mention. 2.6.31 introduced a > somewhat annoying feature, -- the screen (console) > blinks at the very start of the boot process (I mean > text mode, no any framebuffers or the like). Here, > the screen blinks as usual for .31, I can see everything > back including that "Loading initrd" line, and only > after this the system reboots. No more messages > gets printed, including "kernel command line:", > "Initializing cgroup subsys" or "Linux version ...". > I switched CPU clock to 200MHz (minimum clock rate > this motherboard supports using jumpers) and I can > see the whole thing like in slow motion. Hmm, can you try enabling earlyprintk? Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/