Re: [Xen-devel] [PATCH RFC] Add SUPPORT.md

[Julien Grall <julien.grall@xxxxxxx>]

On 11/09/17 15:16, George Dunlap wrote:
> On 09/07/2017 10:54 PM, Stefano Stabellini wrote:
> > On Thu, 31 Aug 2017, George Dunlap wrote:
> > > +### Direct-boot kernel image format
> > > +
> > > +    Supported, x86: bzImage
> > > +    Supported, ARM32: zImage
> > > +    Supported, ARM64: Image [XXX - Not sure if this is correct]
> > On ARM64 it's called Image.gz.
> Ack.
> > > +### vTPM Support
> > > +
> > > +    Status: Supported, x86 only
> > This should probably be x86/vTPM. TPM, the way we are discussing it, is
> > an x86-only implementation. ARM-based alternatives are not called TPM
> > AFAIK.
> Someone said that because this was implemented entirely in userspace,
> there's no reason the PV TPM couldn't work on ARM.  OTOH I suppose it
> would be a lot less valuable if there weren't a physical TPM to back it up.
>
> Any thoughts on that?
Per my understanding TPM is a specification and not tie to Arm, x86 or 
else. So if providing the PV driver is agnostic to x86 it should work. 
Note that I haven't looked at the code nor I am aware of some that 
tested it.
Cheers,

--
Julien Grall

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
https://lists.xen.org/xen-devel