Re: [PATCH v9 2/2] tpm: Add support for event log pointer found in TPM2 ACPI table

From: Jarkko Sakkinen
Date: Tue Jul 07 2020 - 00:03:32 EST


On Mon, Jul 06, 2020 at 11:08:12PM -0400, Stefan Berger wrote:
> On 7/6/20 10:24 PM, Jarkko Sakkinen wrote:
> > On Mon, Jul 06, 2020 at 07:55:26PM -0400, Stefan Berger wrote:
> > > On 7/6/20 7:09 PM, Jarkko Sakkinen wrote:
> > > > On Mon, Jul 06, 2020 at 02:19:53PM -0400, Stefan Berger wrote:
> > > > > From: Stefan Berger <stefanb@xxxxxxxxxxxxx>
> > > > >
> > > > > In case a TPM2 is attached, search for a TPM2 ACPI table when trying
> > > > > to get the event log from ACPI. If one is found, use it to get the
> > > > > start and length of the log area. This allows non-UEFI systems, such
> > > > > as SeaBIOS, to pass an event log when using a TPM2.
> > > > >
> > > > > Signed-off-by: Stefan Berger <stefanb@xxxxxxxxxxxxx>
> > > > Do you think that QEMU with TPM 1.2 emulator turned on would be a viable
> > > > way to test this?
> > >
> > > Yes.
> > Is the emulator bundled with QEMU or does it have to be installed
> > separately?
>
> It has to be installed separately. On Fedora 31 it would just be a `sudo dnf
> -y install swtpm-tools` and you should be good to go with libvirt /
> virt-manager.

Is there some packaging for Debian/Ubuntu available?

/Jarkko