From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BDAC7C4332F for ; Mon, 12 Dec 2022 22:27:04 +0000 (UTC) Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 58C8C84F27; Mon, 12 Dec 2022 23:27:02 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.b="xowg78q9"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id 1580E84F27; Mon, 12 Dec 2022 23:27:01 +0100 (CET) Received: from mail-ej1-x633.google.com (mail-ej1-x633.google.com [IPv6:2a00:1450:4864:20::633]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 4F17184DE8 for ; Mon, 12 Dec 2022 23:26:58 +0100 (CET) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=ilias.apalodimas@linaro.org Received: by mail-ej1-x633.google.com with SMTP id qk9so32005826ejc.3 for ; Mon, 12 Dec 2022 14:26:58 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=EvLqzGUDnhDjIvibGjMBcN3ukL23dEGZUnDILwlc8d4=; b=xowg78q93u/kwi1hUB/eurjLp0UqvYkxdTILAXLROm7qk0SuAfE2wsUtXM4a9lCCIV xZZVcvof14KlnUmeO6TzeV9E3pOFTbunhu42xXajMMPoDY7hMlcuXhHUAQkPgpK8Zf29 S021+hb8gGh9zts5SpsAeEhs/gp9z6iiBA0+IJ367lfb5UZCB7fAzCraIENvOlucsKhU RWNYAMEsL13vFiZsDYdDfyjHZddzFeSccoOcoGdQBxFxxLp2DDH722rxM6mimJ5PQpLP AR0zXFSlQf4kch3rwWIm1H3955JxMHAaAWmhWn5ZreaS7BhAmsSliYJrpShUMiN7nXz/ +9uw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=EvLqzGUDnhDjIvibGjMBcN3ukL23dEGZUnDILwlc8d4=; b=0cQi2cjFCHLew1AM8ggGYwgHJjPbIlulhNr8429w3mVTYZa9+FhNqC1LpOvtODfuHP ecZgbNaFDiPotqRWvd/qZOmGDkgEnc52Q4lPNuyblmh/8+kKyAwx/CZxawncFRphw0sy SNKq6a9WbNlQixlEYketSdu92dhfeD1d1OE1ThPxZw7MEjkoDiWdNwFChvx8Zax5MfRW 5JpushpHGf1u9VXF2GHTlOWlwx+XKqJj4V5p6HDuGXWuWYG6avgMeee8QHQ1lcVKcaLt W0mfmL95w7Jo2xWIYy7W/c8tR6Z0gZOeQ80YzzXqidLXDDLtzEdYYMK15tN+BcaWPqXF VOWw== X-Gm-Message-State: ANoB5pnpBJe4sFBYtsXbHFQnFh1yH9DwQ1fZJudKe2uu9wU9xSlMzOix 8lKznTA8ot/JNUszX6TzAXHK9Q== X-Google-Smtp-Source: AA0mqf7h3cHboSRBO61xLdrWjUi15y8V6TZHe1aqKGMPacwa0Z3kVXvYsvb8QYPV62h7y3ox5TLXoQ== X-Received: by 2002:a17:906:8995:b0:7c0:b3a1:2cb1 with SMTP id gg21-20020a170906899500b007c0b3a12cb1mr13186957ejc.48.1670884017925; Mon, 12 Dec 2022 14:26:57 -0800 (PST) Received: from hera (ppp078087234022.access.hol.gr. [78.87.234.22]) by smtp.gmail.com with ESMTPSA id l2-20020a1709063d2200b0077a8fa8ba55sm3760752ejf.210.2022.12.12.14.26.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Dec 2022 14:26:57 -0800 (PST) Date: Tue, 13 Dec 2022 00:26:55 +0200 From: Ilias Apalodimas To: Etienne Carriere Cc: u-boot@lists.denx.de Subject: Re: [PATCH] tpm2: ftpm: open session with privileged ree login Message-ID: References: <20221207152533.532974-1-etienne.carriere@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20221207152533.532974-1-etienne.carriere@linaro.org> X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.6 at phobos.denx.de X-Virus-Status: Clean On Wed, Dec 07, 2022 at 04:25:33PM +0100, Etienne Carriere wrote: > Opens the fTPM session with TEE_LOGIN_REE_KERNEL as fTPM may restrict > access to that login when Linux based OS is running as applications are > expected to got through the Linux TPMv2 driver. > > Signed-off-by: Etienne Carriere > --- > drivers/tpm/tpm2_ftpm_tee.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/tpm/tpm2_ftpm_tee.c b/drivers/tpm/tpm2_ftpm_tee.c > index 53e59f42b4..3c4c12983d 100644 > --- a/drivers/tpm/tpm2_ftpm_tee.c > +++ b/drivers/tpm/tpm2_ftpm_tee.c > @@ -186,6 +186,7 @@ static int ftpm_tee_probe(struct udevice *dev) > > /* Open a session with the fTPM TA */ > memset(&sess_arg, 0, sizeof(sess_arg)); > + sess_arg.clnt_login = TEE_LOGIN_REE_KERNEL; > tee_optee_ta_uuid_to_octets(sess_arg.uuid, &uuid); > > rc = tee_open_session(context->tee_dev, &sess_arg, 0, NULL); > -- > 2.25.1 > Reviewed-by: Ilias Apalodimas