Re: [Xen-devel] [Xen-users] Xen 4.2 TODO (io and irq parameter are not evaluated by xl)

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Fri, 2012-08-31 at 18:59 +0100, Kirk Allan wrote:
> 
> >>> On 8/31/2012 at 11:35 AM, in message
> <1346434547.5820.10.camel@xxxxxxxxxxxxxxxxxxxx>, Ian Campbell
> <Ian.Campbell@xxxxxxxxxx> wrote: 
> > On Fri, 2012-08-31 at 18:15 +0100, Kirk Allan wrote:
> > 
> >> > Charles, Kirk, could you comment here?
> >> 
> >> In one of my Window's vm config files, I was able to get the vm to
> >> boot using ioports=['3f8-3ff'].  My goal was to do serial debugging of
> >> the Windows vm.  I also added irq=[4] to the config file.  However, I
> >> was not able to actually get a debug session to work.  The physical
> >> machine running windbg received a string from the vm which gave me
> >> hope that it was working, but then it never received further data so
> >> the vm eventually booted without being attached to the debugger.
> > 
> > Thanks, the question was whether it would be useful to implement the
> >     ioports = '3f8-3ff'
> >     irq = 4
> > syntax as well as the
> >     ioports = ['3f8-3ff']
> >     irq = [4]
> > but it looks like you are actually using the array version anyway?
> 
> I first looked at this last week.  I found reference to both formats
> so I tried both.  I was only able to get the ioports = ['3f8-3ff'] and
> irq = [4] syntax to allow a vm to boot.

Thanks for confirming.

> > I think I'd rather avoid implementing both options unless there is a
> > strong reason to do so.
> 
> For me, I don't have a strong reason to implement support for both ways.  

I'll happily not bother then ;-)



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