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Date: Tue, 7 Jul 2020 00:09:11 -0400
From: Stefan Berger <stefanb@...ux.ibm.com>
To: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
Cc: Stefan Berger <stefanb@...ux.vnet.ibm.com>,
linux-integrity@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-acpi@...r.kernel.org, linux-security-module@...r.kernel.org
Subject: Re: [PATCH v9 2/2] tpm: Add support for event log pointer found in
TPM2 ACPI table
On 7/7/20 12:03 AM, Jarkko Sakkinen wrote:
> 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@...ux.ibm.com>
>>>>>>
>>>>>> 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@...ux.ibm.com>
>>>>> 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?
So far may not be available yet. I had *experimented* with a PPA once:
https://launchpad.net/~stefanberger/+archive/ubuntu/swtpm-focal
> /Jarkko
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