From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeremy Fitzhardinge Subject: Re: pv_ops dom0 testing Date: Mon, 01 Dec 2008 15:19:31 -0800 Message-ID: <49347103.6010705@goop.org> References: <1e16a9ed0811291308x62a60195q37256ebc28f5bb5c@mail.gmail.com> <9392A06CB0FDC847B3A530B3DC174E7B0633CAE6@mse10be1.mse10.exchange.ms> <1e16a9ed0811291416t3c5ff8c1x3edf871a28d6a5a2@mail.gmail.com> <9392A06CB0FDC847B3A530B3DC174E7B0633CAEB@mse10be1.mse10.exchange.ms> <1e16a9ed0811291505s14b84912n7e222a021654d611@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1e16a9ed0811291505s14b84912n7e222a021654d611@mail.gmail.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: deshantm@gmail.com Cc: xen-devel mailing list , Aviv Grafi List-Id: xen-devel@lists.xenproject.org Todd Deshane wrote: > On Sat, Nov 29, 2008 at 5:32 PM, Aviv Grafi wrote: > >> I solved this one by adding "console=hvc0 earlyprintk=xen" to the dom0 >> kernel boot line (thanks to Jeremy Fitzhardinge [jeremy@goop.org]). >> > > Thanks again Aviv. I am really close now. The screen still shows nothing, > but the debug output has the dom0 kernel boot. > (Not sure why that would be... any thoughts?) > > In the debug output however I successfully get to the the > (initramfs) prompt. > > Full output attached, but some interesting parts inline: > > (initramfs)cat /proc/cmdline > root=/dev/sda1 ro console=tty0 xencons=ttyS0,115200 console=hvc0 earlyprintk=xen > > (initramfs) cat /proc/modules > ata_piix 33586 1 - Loading 0xffffffffa0127000 > libata 196576 1 ata_piix, Live 0xffffffffa00f5000 > scsi_mod 184792 1 libata, Live 0xffffffffa00c5000 > r8169 46084 0 - Live 0xffffffffa00b7000 > mii 14464 1 r8169, Live 0xffffffffa00b1000 > tg3 139396 0 - Live 0xffffffffa008c000 > libphy 32896 1 tg3, Live 0xffffffffa007e000 > ehci_hcd 46726 1 - Loading 0xffffffffa0070000 > uhci_hcd 34037 1 - Loading 0xffffffffa0062000 > usbcore 174512 3 ehci_hcd,uhci_hcd, Live 0xffffffffa0035000 > thermal 27552 0 - Live 0xffffffffa002c000 > processor 55224 1 thermal, Live 0xffffffffa0019000 > fan 13832 0 - Live 0xffffffffa0013000 > fuse 65728 1 - Live 0xffffffffa0000000 > > a listing of /dev doesn't show any sd* devices. > What's your scsi host controller? USB is known to have problems, so I generally disable it for now, until I've worked out what's failing. You have an oops in your trace which could be leaving other things in a bad state. > So I am guessing I am running into a driver issue at this > point. I will dig around more and compare my working > vanilla linux config with the dom0 kernel to see if there > is something missing in my dom0 kernel. > Yes, that would be interesting to compare. > Thanks for the help so far and if anything comes to mind > why I don't see console output on the screen (and only in > the debug output) that would be helpful to me. > > I'll report back on progress. > > If there are any obvious known workarounds, problems, bugs etc. > let me know. I know that the pv_ops dom0 kernel is very much in > development, but I am willing to try to work through that. > Thanks for playing with this. J