Re: [Xen-ia64-devel] Re: [patch 01/12] ia64: kexec: Define macros for EFI RID

[Simon Horman <horms@xxxxxxxxxxxx>]

On Fri, Apr 25, 2008 at 03:35:06PM +1000, Simon Horman wrote:
> On Fri, Apr 25, 2008 at 02:38:15PM +1000, Simon Horman wrote:
> > On Fri, Apr 25, 2008 at 06:30:00AM +0200, Tristan Gingold wrote:
> > > [...]
> > > 
> > > On Fri, Apr 25, 2008 at 06:25:37AM +0200, Tristan Gingold wrote:
> > > > On Fri, Apr 25, 2008 at 01:57:04PM +1000, Simon Horman wrote:
> > > > 
> > > > To my best knowledge, this is linux specific (ie not used by Xen except 
> > > > during
> > > > boot time).  So I suppose you are explaining how to use an RID 
> > > > compatible
> > > > with Linux ?
> > > 
> > > After a minute, I don't think we need to choose an RID compatible with 
> > > Linux,
> > > right ?  If so, why not using simpler RIDs in head.S as well as a simpler
> > > XEN_EFI_RID ?
> > 
> > That is true, the RID does not need to be compatible with Linux.
> > I'll look into your idea of using something in head.S.

Sorry, I forgot to address this point clearly in my previous email.

Unless I'm mistaken I think that the scheme that I am using is
very similar to the RIDs used in head.S. That is the ones set
using SET_ONE_RR(), which is based on IA64_REGION_ID_KERNEL(=0).
I'm just using XEN_IA64_REGION_ID_EFI(=1) instead.

-- 
Horms


_______________________________________________
Xen-ia64-devel mailing list
Xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-ia64-devel