linux-kernel - RE: [PATCH v5 0/3] Replay Protected Memory Block (RPMB) subsystem

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Message-ID:
 <DM6PR04MB6575CE5A70F2C733DF40E54CFC112@DM6PR04MB6575.namprd04.prod.outlook.com>
Date: Tue, 23 Apr 2024 06:42:05 +0000
From: Avri Altman <Avri.Altman@....com>
To: Jens Wiklander <jens.wiklander@...aro.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "linux-mmc@...r.kernel.org"
	<linux-mmc@...r.kernel.org>, "op-tee@...ts.trustedfirmware.org"
	<op-tee@...ts.trustedfirmware.org>
CC: Shyam Saini <shyamsaini@...ux.microsoft.com>, Ulf Hansson
	<ulf.hansson@...aro.org>, Linus Walleij <linus.walleij@...aro.org>, Jerome
 Forissier <jerome.forissier@...aro.org>, Sumit Garg <sumit.garg@...aro.org>,
	Ilias Apalodimas <ilias.apalodimas@...aro.org>, Bart Van Assche
	<bvanassche@....org>, Randy Dunlap <rdunlap@...radead.org>, Ard Biesheuvel
	<ardb@...nel.org>, Arnd Bergmann <arnd@...db.de>, Greg Kroah-Hartman
	<gregkh@...uxfoundation.org>
Subject: RE: [PATCH v5 0/3] Replay Protected Memory Block (RPMB) subsystem

> The OP-TEE driver finds the correct RPMB device to interact with by
> iterating over available devices until one is found with a programmed
> authentication matching the one OP-TEE is using. This enables coexisting
> users of other RPMBs since the owner can be determined by who knows the
> authentication key.
Devices in plural?
I am unaware of any board with multi eMMC devices soldered.
Can you refer me to such a platform?

Thanks,
Avri