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Re: [Qemu-devel] [PATCH] acpi: Make TPM 2.0 with TIS available as MSFT01
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From: |
Michael S. Tsirkin |
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Subject: |
Re: [Qemu-devel] [PATCH] acpi: Make TPM 2.0 with TIS available as MSFT0101 |
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Date: |
Mon, 28 Jan 2019 12:49:42 -0500 |
On Mon, Jan 28, 2019 at 12:19:37PM -0500, Stefan Berger wrote:
> On 1/28/19 11:14 AM, Stefan Berger wrote:
> > On 1/28/19 9:45 AM, Igor Mammedov wrote:
> > > On Fri, 25 Jan 2019 16:00:58 -0500
> > > Stefan Berger <address@hidden> wrote:
> > >
> > > > This patch makes the a TPM 2.0 with TIS interface available under the
> > > > HID 'MSF0101'. This is supported by Linux and also Windows now
> > > MSF0101 is relatively recent addition to Linux,
> > > are there in wild (old) kernels that worked with PNP0C31 but won't work
> > > with MSF0101?
> >
> >
> > Linux 4.3.4 and later references this HID here:
> > https://elixir.bootlin.com/linux/v4.3.4/source/drivers/char/tpm/tpm_tis.c
> > . I don't see it before that. A 3.10 kernel works with this patch as
> > well.
>
>
> ... that 3.10 kernel from el7 has been patched, though.
>
> Stefan
.. and supports the new HID.
--
MST