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From: Peter Korsgaard <peter@korsgaard.com>
To: Arnout Vandecappelle via buildroot <buildroot@buildroot.org>
Cc: Jarkko Sakkinen <jarkko@kernel.org>,
	Stefan Berger <stefanb@linux.ibm.com>
Subject: Re: [Buildroot] [PATCH RFC 2/2] package/swtpm: add host package
Date: Tue, 26 Mar 2024 16:08:55 +0100	[thread overview]
Message-ID: <87bk719gjc.fsf@48ers.dk> (raw)
In-Reply-To: <a5a18fd5-6c05-4231-a7b1-a6c1965919c8@mind.be> (Arnout Vandecappelle via buildroot's message of "Fri, 22 Mar 2024 21:47:10 +0100")

>>>>> "Arnout" == Arnout Vandecappelle via buildroot <buildroot@buildroot.org> writes:

 >  Hi Jarkko.
 > On 21/03/2024 19:21, Jarkko Sakkinen wrote:
 >> Add swtpm and its dependency libtpms to host packages. These are useful
 >> for emulating TPM in QEMU environment.

 >  I don't understand... Does it mean that you run host-swtpm next to
 >  host-qemu and you somehow connect them so it gets exposed as a TPM2
 > device inside the qemu VM?

yes, swtpm listens on a unix socket and you can configure qemu to expose
that to the VM with the tpm-tis driver:

https://www.qemu.org/docs/master/specs/tpm.html

Quite handy for doing TPM stuff (E.G. CI) without having to mess with
real HW.

-- 
Bye, Peter Korsgaard
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  parent reply	other threads:[~2024-03-26 15:09 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-21 18:21 [Buildroot] [PATCH RFC 0/2] Add swtpm to host packages Jarkko Sakkinen
2024-03-21 18:21 ` [Buildroot] [PATCH RFC 1/2] package/json-glib: add host build Jarkko Sakkinen
2024-03-21 18:21 ` [Buildroot] [PATCH RFC 2/2] package/swtpm: add host package Jarkko Sakkinen
     [not found]   ` <be88778f-53fc-493b-829a-2434ea0782ef@linux.ibm.com>
2024-03-22  8:22     ` Jarkko Sakkinen
2024-03-22  8:35       ` Jarkko Sakkinen
2024-03-22  9:00         ` Jarkko Sakkinen
     [not found]           ` <72dda3ce-5cf6-4830-9f18-30a64a01af15@linux.ibm.com>
2024-03-22 15:11             ` Jarkko Sakkinen
     [not found]               ` <267dc37d-86aa-407f-96e0-5be4d2464b13@linux.ibm.com>
2024-03-22 16:46                 ` Jarkko Sakkinen
     [not found]                   ` <baa6bac2-394c-4dee-ac2b-65c3aebddd20@linux.ibm.com>
2024-03-23 19:01                     ` Jarkko Sakkinen
2024-03-22 20:47   ` Arnout Vandecappelle via buildroot
2024-03-23 18:52     ` Jarkko Sakkinen
2024-03-26 15:08     ` Peter Korsgaard [this message]
2024-03-26 17:06       ` Jarkko Sakkinen

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