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Violators will be prosecuted; Wed, 21 Mar 2018 08:07:53 -0400 Received: from b01ledav001.gho.pok.ibm.com (b01ledav001.gho.pok.ibm.com [9.57.199.106]) by b01cxnp23033.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w2LC7qIS53739750; Wed, 21 Mar 2018 12:07:53 GMT Received: from b01ledav001.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A298B28041; Wed, 21 Mar 2018 08:07:16 -0400 (EDT) Received: from sbct-3.watson.ibm.com (unknown [9.47.158.153]) by b01ledav001.gho.pok.ibm.com (Postfix) with ESMTP id 96D132804A; Wed, 21 Mar 2018 08:07:16 -0400 (EDT) From: Stefan Berger To: qemu-devel@nongnu.org Date: Wed, 21 Mar 2018 08:07:49 -0400 X-Mailer: git-send-email 2.5.5 In-Reply-To: <1521634071-16519-1-git-send-email-stefanb@linux.vnet.ibm.com> References: <1521634071-16519-1-git-send-email-stefanb@linux.vnet.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 x-cbid: 18032112-0048-0000-0000-0000024DCE98 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00008715; HX=3.00000241; KW=3.00000007; PH=3.00000004; SC=3.00000254; SDB=6.01006258; UDB=6.00512349; IPR=6.00785541; MB=3.00020160; MTD=3.00000008; XFM=3.00000015; UTC=2018-03-21 12:07:55 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18032112-0049-0000-0000-0000448194E2 Message-Id: <1521634071-16519-3-git-send-email-stefanb@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2018-03-21_05:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=1 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1709140000 definitions=main-1803210147 Content-Transfer-Encoding: quoted-printable X-MIME-Autoconverted: from 8bit to quoted-printable by mx0a-001b2d01.pphosted.com id w2LC7MmO107563 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.156.1 Subject: [Qemu-devel] [PULL v1 2/4] tpm: CRB: set registers to 0 by default X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: peter.maydell@linaro.org, Stefan Berger Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" Initialize all registers of the CRB device to 0. This clears a few flags upon a reset. Signed-off-by: Stefan Berger Reviewed-by: Marc-Andr=C3=A9 Lureau --- hw/tpm/tpm_crb.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/hw/tpm/tpm_crb.c b/hw/tpm/tpm_crb.c index 114b66e..4bd76b5 100644 --- a/hw/tpm/tpm_crb.c +++ b/hw/tpm/tpm_crb.c @@ -208,6 +208,8 @@ static void tpm_crb_reset(void *dev) =20 tpm_backend_reset(s->tpmbe); =20 + memset(s->regs, 0, sizeof(s->regs)); + ARRAY_FIELD_DP32(s->regs, CRB_LOC_STATE, tpmRegValidSts, 1); ARRAY_FIELD_DP32(s->regs, CRB_INTF_ID, --=20 2.5.5