Re: [Xen-devel] [PATCH 09/12] vTPM/TPM2: Support '--tpm2' extra command line.

["Xu, Quan" <quan.xu@xxxxxxxxx>]

> -----Original Message-----
> From: Daniel De Graaf [mailto:dgdegra@xxxxxxxxxxxxx]
> Sent: Monday, December 15, 2014 11:55 PM
> To: Xu, Quan; xen-devel@xxxxxxxxxxxxx
> Cc: stefano.stabellini@xxxxxxxxxxxxx; samuel.thibault@xxxxxxxxxxxx
> Subject: Re: [PATCH 09/12] vTPM/TPM2: Support '--tpm2' extra command
> line.
> 
> On 12/14/2014 07:09 AM, Quan Xu wrote:
> > Make vtpm-stubdom domain compatible to launch on TPM 1.x / TPM 2.0.
> > Add:
> > ..
> >       extra="--tpm2"
> > ..
> > to launch vtpm-stubdom domain on TPM 2.0, ignore it on TPM 1.x. for
> > example, vtpm-stubdom domain configuration on TPM 2.0:
> >
> > kernel="/usr/lib/xen/boot/vtpmmgr-stubdom.gz"
> > memory=16
> > disk=["file:/var/scale/vdisk/vmgr,hda,w"]
> > name="vtpmmgr"
> > iomem=["fed40,5"]
> > extra="--tpm2"
> >
> > vtpm-stubdom domain configuration on TPM 1.x:
> >
> > kernel="/usr/lib/xen/boot/vtpmmgr-stubdom.gz"
> > memory=16
> > disk=["file:/var/scale/vdisk/vmgr,hda,w"]
> > name="vtpmmgr"
> > iomem=["fed40,5"]
> 
> This would be useful to add to docs/misc/vtpmmgr.txt; it is difficult to find
> this documentation later if it is only present the commit message.  Also,
> existing command line options are of the form "tpm2"
> or "tpm2=1" rather than "--tpm2"; it would be nice if new options remained
> consistent.
> 
Thanks Daniel.
I will add it to docs/misc/vtpmmgr.txt. I prefer 'tpm2=1'. 

> --
> Daniel De Graaf
> National Security Agency

Intel
Quan Xu

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