Re: HVM firmware passthrough - helper library

[Ross Philipson <Ross.Philipson@citrix.com>]

> -----Original Message-----
> From: Ian Campbell
> Sent: Monday, February 04, 2013 5:24 AM
> To: Ross Philipson
> Cc: xen-devel@lists.xensource.com
> Subject: Re: [Xen-devel] HVM firmware passthrough - helper library
> 
> On Fri, 2013-02-01 at 20:26 +0000, Ross Philipson wrote:
> > > -----Original Message-----
> > > From: Ian Campbell
> > > Sent: Wednesday, January 09, 2013 5:45 AM
> > > To: Ross Philipson
> > > Cc: xen-devel@lists.xensource.com; Art Napor (artnapor@yahoo.com)
> > > Subject: Re: [Xen-devel] HVM firmware passthrough - helper library
> > >
> > > On Tue, 2013-01-08 at 22:04 +0000, Ross Philipson wrote:
> > > > Attached is a tarball with a helper library for reading host ACPI
> and
> > > > SMBIOS firmware and creating firmware files that can be used with
> the
> > > > HVM firmware passthrough patches I submitted. I used it in my
> testing
> > > > of the patches and planned to use it later when we moved to a new
> Xen
> > > > version. This library was requested by a few people - I hope you
> find
> > > > it useful.
> > >
> > > Would it make sense / are you planning to integrate this into the
> Xen
> > > tree as well? I'm not sure if it fits into an existing library e.g.
> > > libxenguest if it would be a separate library.
> > >
> > > Ian.
> >
> > Following up on this. Is there any interest in integrating this into
> > xen? I don't think it belongs in xenguest because it would be used up
> > at the libxl level where the fw blobs are passed in via the xl config
> > file. It seems like it should be in some separate utilities library
> > but I can't really see where.
> 
> Maybe the best place would be in libxl itself, or perhaps better in
> libxlu?
> 
> Toolstacks are supposed to be moving towards using libxl(u) anyway and
> even in the interim linking against the library for just these functions
> is no great hardship.
> 
> Ian.

Ok, yeah. I was looking at libxlu on Friday. I just wasn't really sure
what the intended scope of that library was. But the routines in that
helper library to snarf firmware bits are pretty much utility functions.

I can try knocking something together in libxlu and submit it.

Thanks
Ross