Re: [Xen-devel] vTPM in dom0

[tgh <wwwwww4187@xxxxxxxxxxx>]

hi
I am interested in vtmp, and does xen3.1 support vtpm or not? i have got 
a hardware platform with tpm,i want to have a try with xen vtpm ,and i 
want to kown wether xen3.1 support vtpm or not ?
or how to use it in xen3.1 or xen3.2 ï

Thanks



Tom Buhl åé:
> Hi,
>
> yesterday I posted a question to the xen-users list concerning usage of the TPM 
> in dom0.
> This is the original message:
> "I am using Xen 3.2.0 and want to use the TPM in dom0. I have activated vtpm 
> and everything runs fine in my domUs.
> The question is, how can I access the TPM in dom0? As far as I know vtpm_managerd 
> exclusively locks /dev/tpm0. As soon as I start vtpm_managerd my own program cannot 
> access the TPM anymore. Is there a vtpm instance for dom0 like the ones for the user 
> domains?"
>
> Anna Fischer replied with the suggestion to ask this list, if there has been 
> any development recently in that direction. Is there a way to use the TPM in 
> dom0?
>
> Thanks in advance,
>
> Tom
>   

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