Re: [Xen-devel] Xen 4.0 does not boot up.

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Thu, May 13, 2010 at 12:48:32PM -0700, ccmail111 wrote:
> 
> Hi Pasi,
> 
> Here it is:
> 
> title Xen 4.0 debug  XenLinux 2.6
>         root (hd0,0)
>        kernel /xen-4.0.0-rc9.gz console=vga noreboot loglvl=all  
> vga=text-80x50,keep iommu=off apic=debug gues
> t_loglvl=all
>        module /vmlinuz-2.6.31.13  root=/dev/sda2 ro console=tty0  
> earlyprintk=xen nomodeset initcall_debug deb
> ug loglevel=10

The console=tty0 means that when initrd kicks in, the console output
switches over to the tty0 (which I belive is your screen). So no more
serial output. Change that to 'console=hvc0'.

>        module /ramdisk.img.gz
> 
> 
> Now I see Xen 4.0 reboot continuously. 
> Is there a way to capture console logs  when Xen boots up ?

Serial console.

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