From patchwork Tue Apr 25 10:46:25 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cornelia Huck X-Patchwork-Id: 9697931 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 362566020A for ; Tue, 25 Apr 2017 10:48:13 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 219BC284EA for ; Tue, 25 Apr 2017 10:48:13 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 168B02860C; Tue, 25 Apr 2017 10:48:13 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 21EE328609 for ; Tue, 25 Apr 2017 10:48:11 +0000 (UTC) Received: from localhost ([::1]:48336 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d2y0w-0000EC-Aw for patchwork-qemu-devel@patchwork.kernel.org; Tue, 25 Apr 2017 06:48:10 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53449) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d2xzd-0000C2-U5 for qemu-devel@nongnu.org; Tue, 25 Apr 2017 06:46:50 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d2xzZ-00017V-NA for qemu-devel@nongnu.org; Tue, 25 Apr 2017 06:46:49 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:43393 helo=mx0a-001b2d01.pphosted.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1d2xzZ-00017F-GR for qemu-devel@nongnu.org; Tue, 25 Apr 2017 06:46:45 -0400 Received: from pps.filterd (m0098417.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v3PAcpi5122078 for ; Tue, 25 Apr 2017 06:46:44 -0400 Received: from e06smtp10.uk.ibm.com (e06smtp10.uk.ibm.com [195.75.94.106]) by mx0a-001b2d01.pphosted.com with ESMTP id 2a1msa3ncp-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Tue, 25 Apr 2017 06:46:44 -0400 Received: from localhost by e06smtp10.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Tue, 25 Apr 2017 11:46:40 +0100 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06cxnps3075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v3PAkdCP29229306; Tue, 25 Apr 2017 10:46:39 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5A1474C046; Tue, 25 Apr 2017 11:45:49 +0100 (BST) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2F5C44C04A; Tue, 25 Apr 2017 11:45:49 +0100 (BST) Received: from gondolin.boeblingen.de.ibm.com (unknown [9.152.224.84]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Tue, 25 Apr 2017 11:45:49 +0100 (BST) From: Cornelia Huck To: qemu-devel@nongnu.org Date: Tue, 25 Apr 2017 12:46:25 +0200 X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170425104633.6130-1-cornelia.huck@de.ibm.com> References: <20170425104633.6130-1-cornelia.huck@de.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 17042510-0040-0000-0000-000003740BA5 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17042510-0041-0000-0000-00002519FCCC Message-Id: <20170425104633.6130-4-cornelia.huck@de.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-04-25_06:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=1 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1703280000 definitions=main-1704250193 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.158.5 Subject: [Qemu-devel] [PATCH 03/11] hw/s390x/sclp: update LOADPARM in SCP Info 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: Cornelia Huck , borntraeger@de.ibm.com, Farhan Ali , agraf@suse.de, Eugene Dvurechenski Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Farhan Ali LOADPARM has two copies: 1. in SCP Information Block 2. in IPL Information Parameter Block So, update SCLP intrinsics now. We always store LOADPARM in SCP information block even if we don't have a valid IPL Information Parameter Block. Initial patch from Eugene (jno) Dvurechenski. Signed-off-by: Eugene (jno) Dvurechenski Signed-off-by: Farhan Ali Reviewed-by: Christian Borntraeger Signed-off-by: Cornelia Huck --- hw/s390x/sclp.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/hw/s390x/sclp.c b/hw/s390x/sclp.c index e741da1141..b4f6dd58dd 100644 --- a/hw/s390x/sclp.c +++ b/hw/s390x/sclp.c @@ -23,6 +23,7 @@ #include "hw/s390x/sclp.h" #include "hw/s390x/event-facility.h" #include "hw/s390x/s390-pci-bus.h" +#include "hw/s390x/ipl.h" static inline SCLPDevice *get_sclp_device(void) { @@ -57,6 +58,7 @@ static void read_SCP_info(SCLPDevice *sclp, SCCB *sccb) int cpu_count = 0; int rnsize, rnmax; int slots = MIN(machine->ram_slots, s390_get_memslot_count(kvm_state)); + IplParameterBlock *ipib = s390_ipl_get_iplb(); CPU_FOREACH(cpu) { cpu_count++; @@ -129,6 +131,13 @@ static void read_SCP_info(SCLPDevice *sclp, SCCB *sccb) read_info->rnmax2 = cpu_to_be64(rnmax); } + if (ipib && ipib->flags & DIAG308_FLAGS_LP_VALID) { + memcpy(&read_info->loadparm, &ipib->loadparm, + sizeof(read_info->loadparm)); + } else { + s390_ipl_set_loadparm(read_info->loadparm); + } + sccb->h.response_code = cpu_to_be16(SCLP_RC_NORMAL_READ_COMPLETION); }