From: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
To: Petr Vorel <pvorel@suse.cz>
Cc: Lakshmi Ramasubramanian <nramas@linux.microsoft.com>,
Mimi Zohar <zohar@linux.vnet.ibm.com>,
linux-integrity@vger.kernel.org
Subject: Re: [PATCH v3 0/4] TPM 2.0 fixes in IMA tests
Date: Tue, 6 Oct 2020 18:53:22 +0300 [thread overview]
Message-ID: <20201006155322.GA111447@linux.intel.com> (raw)
In-Reply-To: <20201006100130.GA14868@dell5510>
On Tue, Oct 06, 2020 at 12:01:30PM +0200, Petr Vorel wrote:
> Hi Jarkko,
>
> can rely on /dev/tpm0 and /dev/tpmrm0 for TPM detection?
> i.e.:
> /dev/tpmrm0 => TPM 2.0
> /dev/tpm0 => both TPM 1.2 or 2.0
> none of them => No TPM device
I think that should work as tpmrm0 is unconditionally available for
TPM devices.
Since Linux v5.6 there has been a sysfs file called tpm_version_major
available too.
/Jarkko
next prev parent reply other threads:[~2020-10-06 16:06 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-29 16:50 [PATCH v3 0/4] TPM 2.0 fixes in IMA tests Petr Vorel
2020-09-29 16:50 ` [LTP] " Petr Vorel
2020-09-29 16:50 ` [PATCH v3 1/4] IMA: Move get_algorithm_digest(), set_digest_index() to ima_setup.sh Petr Vorel
2020-09-29 16:50 ` [LTP] " Petr Vorel
2020-09-29 16:50 ` [PATCH v3 2/4] IMA: Rewrite ima_boot_aggregate.c to new API Petr Vorel
2020-09-29 16:50 ` [LTP] " Petr Vorel
2020-09-29 21:39 ` Mimi Zohar
2020-09-29 21:39 ` [LTP] " Mimi Zohar
2020-09-30 6:53 ` Petr Vorel
2020-09-30 6:53 ` [LTP] " Petr Vorel
2020-09-29 16:50 ` [PATCH v3 3/4] ima_tpm.sh: Fix calculating boot aggregate Petr Vorel
2020-09-29 16:50 ` [LTP] " Petr Vorel
2020-09-29 20:46 ` Mimi Zohar
2020-09-29 20:46 ` [LTP] " Mimi Zohar
2020-09-29 16:50 ` [PATCH v3 4/4] ima_tpm.sh: Fix calculating PCR aggregate Petr Vorel
2020-09-29 16:50 ` [LTP] " Petr Vorel
2020-09-29 19:01 ` Mimi Zohar
2020-09-29 19:01 ` [LTP] " Mimi Zohar
2020-09-29 16:53 ` [LTP] [PATCH v3 0/4] TPM 2.0 fixes in IMA tests Petr Vorel
2020-09-29 21:56 ` Mimi Zohar
2020-09-29 23:11 ` Jarkko Sakkinen
2020-09-29 23:11 ` [LTP] " Jarkko Sakkinen
2020-09-30 5:53 ` Petr Vorel
2020-09-30 5:53 ` [LTP] " Petr Vorel
2020-09-30 11:59 ` Jarkko Sakkinen
2020-09-30 11:59 ` [LTP] " Jarkko Sakkinen
2020-10-01 12:01 ` Petr Vorel
2020-10-01 12:01 ` [LTP] " Petr Vorel
2020-10-01 18:31 ` Jarkko Sakkinen
2020-10-01 18:31 ` [LTP] " Jarkko Sakkinen
2020-10-06 10:01 ` Petr Vorel
2020-10-06 15:53 ` Jarkko Sakkinen [this message]
2020-10-06 15:55 ` Jarkko Sakkinen
2020-10-06 17:37 ` Ken Goldman
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