On Tue, Aug 25, 2009 at 01:34:54AM +0800, Mr. Teo En Ming (Zhang Enming) wrote:
> Dear Pasi,
>
> Thanks for your help! It works!
>
> I wonder why this didn't work:
>
> title Fedora (2.6.31-rc6-enming.teo) Serial Console
> root (hd0,0)
> kernel /xen.gz iommu=1 com1=115200,8n1 console=com1
> module /vmlinuz-2.6.31-rc6-enming.teo ro
> root=/dev/mapper/vg_fedora11_host-lv_root selinux=0 console=ttyS0,115200
> module /initrd-2.6.31-rc6-enming.teo.img
>
> And this worked:
>
> title pv_ops dom0-test (2.6.29-rc7-tip) with serial console
> root (hd0,0)
> kernel /xen-3.3.gz dom0_mem=1024M loglvl=all guest_loglvl=all
> com1=19200,8n1 console=com1
> module /vmlinuz-2.6.29-rc7-tip ro root=/dev/vg00/lv01 console=hvc0
> earlyprintk=xen
> module /initrd-2.6.29-rc7-tip.img
>
> Anyway, I still got a tty1 output! I thought that after using serial
> console, it is not supposed to output to a monitor anymore?
>
Well you still haven't disabled the VGA display adapter..
And most probably you still have gettys configured aswell.
> As a result of this, I still can't hide the VGA card from dom 0 and pass it
> through to the Windows Dom U.
>
See: http://wiki.xensource.com/xenwiki/VTdHowTo
Especially the section "Binding at Boot-Time".
-- Pasi
> Any ideas?
>
> --
> Mr. Teo En Ming (Zhang Enming) Dip(Mechatronics Engineering)
> BEng(Hons)(Mechanical Engineering)
> Technical Support Engineer
> Information Technology Department
> Asiasoft Online Pte Ltd
> Tampines Central 1 #04-01 Tampines Plaza
> Singapore 529541
> Republic of Singapore
> Mobile: +65-9648-9798
> MSN: teoenming@xxxxxxxxxxx
> Alma Maters: Singapore Polytechnic, National University of Singapore
>
>
>
> On 08/25/2009 12:44 AM, Pasi Kärkkäinen wrote:
> >On Tue, Aug 25, 2009 at 12:17:53AM +0800, Mr. Teo En Ming (Zhang Enming)
> >wrote:
> >
> >>Hi All,
> >>
> >>I have tried to configure serial console for Xen hypervisor, dom 0
> >>kernel and Linux login but it does not seem to be working.
> >>
> >>Here is my grub configuration for serial console:
> >>
> >>title Fedora (2.6.31-rc6-enming.teo) Serial Console
> >> root (hd0,0)
> >> kernel /xen.gz iommu=1 com1=115200,8n1 console=com1
> >> module /vmlinuz-2.6.31-rc6-enming.teo ro
> >>root=/dev/mapper/vg_fedora11_host-lv_root selinux=0 console=ttyS0,115200
> >> module /initrd-2.6.31-rc6-enming.teo.img
> >>
> >>
> >http://wiki.xensource.com/xenwiki/XenParavirtOps
> >
> >paste from that page:
> >
> >
> >Working example grub.conf with serial console output:
> >
> >title pv_ops dom0-test (2.6.29-rc7-tip) with serial console
> > root (hd0,0)
> > kernel /xen-3.3.gz dom0_mem=1024M loglvl=all guest_loglvl=all
> > com1=19200,8n1 console=com1
> > module /vmlinuz-2.6.29-rc7-tip ro root=/dev/vg00/lv01
> > console=hvc0 earlyprintk=xen
> > module /initrd-2.6.29-rc7-tip.img
> >
> >
> >
> >>Is the above configuration correct? On my Intel Desktop Board DQ45CB, I
> >>have a COM1 header on the PCB and I have connected an external serial
> >>port to this header and also enabled COM1 in the BIOS.
> >>
> >>After selecting the above entry in GRUB still on VGA, a cursor at the
> >>top left corner of the monitor shows up, which means Xen and Dom 0
> >>kernel are booting up on the serial console and not on VGA.
> >>
> >>However, after some time, a login prompt finally displays on my VGA
> >>monitor! Isn't it NOT supposed to show up on VGA and should show up in
> >>serial console instead?
> >>
> >>
> >You also need to have the gettys configured properly.
> >
> >-- Pasi
> >
>
>
>
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