From patchwork Tue Jul 3 06:17:23 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vasant Hegde X-Patchwork-Id: 938393 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 41KYtr3gP9z9s2R for ; Tue, 3 Jul 2018 16:22:12 +1000 (AEST) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=linux.vnet.ibm.com Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 41KYtr2HhfzF1LP for ; Tue, 3 Jul 2018 16:22:12 +1000 (AEST) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=linux.vnet.ibm.com X-Original-To: skiboot@lists.ozlabs.org Delivered-To: skiboot@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=none (mailfrom) smtp.mailfrom=linux.vnet.ibm.com (client-ip=148.163.156.1; helo=mx0a-001b2d01.pphosted.com; envelope-from=hegdevasant@linux.vnet.ibm.com; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=linux.vnet.ibm.com Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 41KYpH1l1JzF1Nb for ; Tue, 3 Jul 2018 16:18:15 +1000 (AEST) Received: from pps.filterd (m0098393.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w636EI7w117515 for ; Tue, 3 Jul 2018 02:18:13 -0400 Received: from e06smtp02.uk.ibm.com (e06smtp02.uk.ibm.com [195.75.94.98]) by mx0a-001b2d01.pphosted.com with ESMTP id 2k02jp2h5v-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Tue, 03 Jul 2018 02:18:13 -0400 Received: from localhost by e06smtp02.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Tue, 3 Jul 2018 07:18:08 +0100 Received: from d06av24.portsmouth.uk.ibm.com (d06av24.portsmouth.uk.ibm.com [9.149.105.60]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w636I7jZ39977202 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 3 Jul 2018 06:18:07 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3CAA242049; Tue, 3 Jul 2018 09:18:33 +0100 (BST) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 529A24203F; Tue, 3 Jul 2018 09:18:32 +0100 (BST) Received: from hegdevasant.in.ibm.com (unknown [9.199.176.102]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Tue, 3 Jul 2018 09:18:32 +0100 (BST) From: Vasant Hegde To: skiboot@lists.ozlabs.org Date: Tue, 3 Jul 2018 11:47:23 +0530 X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180703061727.8789-1-hegdevasant@linux.vnet.ibm.com> References: <20180703061727.8789-1-hegdevasant@linux.vnet.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 18070306-0008-0000-0000-0000024F0CE5 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18070306-0009-0000-0000-000021B51956 Message-Id: <20180703061727.8789-15-hegdevasant@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2018-07-03_03:, , 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 mlxscore=0 impostorscore=0 mlxlogscore=983 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1806210000 definitions=main-1807030072 Subject: [Skiboot] [PATCH v4 14/18] fadump: Introduce new reboot type X-BeenThere: skiboot@lists.ozlabs.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: Mailing list for skiboot development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: stewart@linux.vnet.ibm.com MIME-Version: 1.0 Errors-To: skiboot-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Skiboot" Enhance reboot2 call to support FADUMP. Payload will call this interface to initiate fadump. Signed-off-by: Vasant Hegde --- core/platform.c | 4 ++++ doc/opal-api/opal-cec-reboot-6-116.rst | 7 +++++++ include/opal-api.h | 1 + 3 files changed, 12 insertions(+) diff --git a/core/platform.c b/core/platform.c index 3282227c1..08f05dc9b 100644 --- a/core/platform.c +++ b/core/platform.c @@ -101,6 +101,10 @@ static int64_t opal_cec_reboot2(uint32_t reboot_type, char *diag) case OPAL_REBOOT_FULL_IPL: disable_fast_reboot("full IPL reboot requested"); return opal_cec_reboot(); + case OPAL_REBOOT_MPIPL: + prlog(PR_ERR, "Kernel requested for fadump\n"); + assert(false); + break; default: prlog(PR_NOTICE, "OPAL: Unsupported reboot request %d\n", reboot_type); return OPAL_UNSUPPORTED; diff --git a/doc/opal-api/opal-cec-reboot-6-116.rst b/doc/opal-api/opal-cec-reboot-6-116.rst index 516d4fc01..11cf54aa1 100644 --- a/doc/opal-api/opal-cec-reboot-6-116.rst +++ b/doc/opal-api/opal-cec-reboot-6-116.rst @@ -63,6 +63,13 @@ OPAL_REBOOT_FULL_IPL = 2 On platforms that don't support fast reboot, this is equivalent to a normal reboot. +OPAL_REBOOT_MPIPL = 3 + Request for fadump reboot. Firmware will reboot the system and collect + dump. + + On platforms that don't support fadump, this is equivalent to a + normal assert. + Unsupported Reboot type For unsupported reboot type, this function will return with OPAL_UNSUPPORTED and no reboot will be triggered. diff --git a/include/opal-api.h b/include/opal-api.h index a099b0250..b7d4fac49 100644 --- a/include/opal-api.h +++ b/include/opal-api.h @@ -1233,6 +1233,7 @@ enum { OPAL_REBOOT_NORMAL = 0, OPAL_REBOOT_PLATFORM_ERROR, OPAL_REBOOT_FULL_IPL, + OPAL_REBOOT_MPIPL, }; /* Argument to OPAL_PCI_TCE_KILL */