From: Jarkko Sakkinen <jarkko.sakkinen-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
To: Stefan Berger <stefanb-r/Jw6+rmf7HQT0dZR+AlfA@public.gmane.org>,
philip.b.tricca-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org
Cc: tpmdd-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org
Subject: Re: [PATCH v3 0/7] tpm: TPM2.0 eventlog securityfs support
Date: Tue, 20 Sep 2016 13:04:23 +0300 [thread overview]
Message-ID: <20160920100423.GB32433@intel.com> (raw)
In-Reply-To: <OFFF1DBFC5.1719C0A6-ON00258033.00514374-85258033.005192C5-8eTO7WVQ4XIsd+ienQ86orlN3bxYEBpz@public.gmane.org>
On Mon, Sep 19, 2016 at 10:50:15AM -0400, Stefan Berger wrote:
> > You also fail to explain how this should work with ACPI even though
> > we know that there does not exist any kind for event log through ACPI
> > with TPM 2.0 hardware. I.e. just by reading the commits I can obviously
> > see that you are doing major untested code path changes.
>
> That's true there there's not spec for a BIOS at the moment and I would
> expect that TCG will likely not write one. Likely all vendors have moved
> on to (U)EFI. We realized this also while implementing TPM 2 support for
> SeaBIOS and I ended up reusing the ACPI TCPA table but adopted the EFI
> specified log format with that special first entry. Can we accomodate that
> ?
Does that match to "SHA1 Event Log Entry Format" defined in [1]? In
addition "Crypto Agile Log Entry Format" must be supported.
Philip: what was the UEFI handover procedure that was discussed in
TPM BoF at LSS 2016?
> Stefan
[1] http://www.trustedcomputinggroup.org/wp-content/uploads/EFI-Protocol-Specification-rev13-160330final.pdf
/Jarkko
------------------------------------------------------------------------------
next prev parent reply other threads:[~2016-09-20 10:04 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-30 4:50 [PATCH v3 0/7] tpm: TPM2.0 eventlog securityfs support Nayna Jain
[not found] ` <1472532619-22170-1-git-send-email-nayna-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-08-30 4:50 ` [PATCH v3 1/7] tpm: Define a generic open() method for ascii & bios measurements Nayna Jain
[not found] ` <1472532619-22170-2-git-send-email-nayna-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-08-30 7:49 ` Jarkko Sakkinen
2016-08-30 17:03 ` Jason Gunthorpe
[not found] ` <20160830170345.GA6373-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-08-31 19:09 ` Nayna
2016-08-30 4:50 ` [PATCH v3 2/7] tpm: Replace the dynamically allocated bios_dir as struct dentry array Nayna Jain
[not found] ` <1472532619-22170-3-git-send-email-nayna-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-08-30 8:05 ` Jarkko Sakkinen
2016-08-30 17:11 ` Jason Gunthorpe
2016-08-30 4:50 ` [PATCH v3 3/7] tpm: Validate the eventlog access before tpm_bios_log_setup Nayna Jain
[not found] ` <1472532619-22170-4-git-send-email-nayna-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-08-30 8:15 ` Jarkko Sakkinen
2016-08-30 17:52 ` Jason Gunthorpe
[not found] ` <20160830175213.GC6373-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-09-09 17:24 ` Nayna
[not found] ` <57D2F049.4040707-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-09-09 17:28 ` Jason Gunthorpe
2016-08-30 4:50 ` [PATCH v3 4/7] tpm: Redefine the read_log method to check for ACPI/OF properties sequentially Nayna Jain
[not found] ` <1472532619-22170-5-git-send-email-nayna-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-08-30 17:54 ` Jason Gunthorpe
[not found] ` <20160830175409.GD6373-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-08-31 19:09 ` Nayna
[not found] ` <57C72B7A.8040108-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-09-06 19:47 ` Jason Gunthorpe
[not found] ` <20160906194737.GD28416-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2016-09-06 20:08 ` Peter Huewe
2016-08-30 4:50 ` [PATCH v3 5/7] tpm: Replace the of_find_node_by_name() with dev of_node property Nayna Jain
[not found] ` <1472532619-22170-6-git-send-email-nayna-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-08-30 17:55 ` Jason Gunthorpe
2016-08-30 4:50 ` [PATCH v3 6/7] tpm: Moves the eventlog init functions to tpm_eventlog_init.c Nayna Jain
[not found] ` <1472532619-22170-7-git-send-email-nayna-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-08-30 8:18 ` Jarkko Sakkinen
2016-08-30 4:50 ` [PATCH v3 7/7] tpm: Adds securityfs support for TPM2.0 eventlog Nayna Jain
[not found] ` <1472532619-22170-8-git-send-email-nayna-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-08-30 8:21 ` Jarkko Sakkinen
2016-08-30 17:59 ` Jason Gunthorpe
2016-08-30 7:10 ` [PATCH v3 0/7] tpm: TPM2.0 eventlog securityfs support Jarkko Sakkinen
[not found] ` <20160830071032.GB6215-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-08-31 17:56 ` Nayna
[not found] ` <57C71A48.8020505-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-09-01 13:45 ` Jarkko Sakkinen
[not found] ` <20160901134501.GA14627-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-09-01 14:52 ` Jarkko Sakkinen
[not found] ` <20160901145250.GA19529-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-09-28 8:49 ` Nayna
[not found] ` <57EB8425.6000005-23VcF4HTsmIX0ybBhKVfKdBPR1lH4CV8@public.gmane.org>
2016-09-30 19:27 ` Jarkko Sakkinen
2016-09-01 16:51 ` Jason Gunthorpe
2016-08-30 10:16 ` Jarkko Sakkinen
[not found] ` <20160830101611.GA11819-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-08-30 16:16 ` Jarkko Sakkinen
2016-09-19 14:50 ` Stefan Berger
[not found] ` <OFFF1DBFC5.1719C0A6-ON00258033.00514374-85258033.005192C5-8eTO7WVQ4XIsd+ienQ86orlN3bxYEBpz@public.gmane.org>
2016-09-20 10:04 ` Jarkko Sakkinen [this message]
[not found] ` <20160920100423.GB32433-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2016-09-20 12:27 ` Stefan Berger
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