From patchwork Wed Nov 20 11:43:32 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Janosch Frank X-Patchwork-Id: 1198081 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=linux.ibm.com Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 47J1d014F2z9s4Y for ; Wed, 20 Nov 2019 23:06:28 +1100 (AEDT) Received: from localhost ([::1]:57028 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iXOkb-00022X-Uw for incoming@patchwork.ozlabs.org; Wed, 20 Nov 2019 07:06:25 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:43646) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iXOPH-0003jQ-3x for qemu-devel@nongnu.org; Wed, 20 Nov 2019 06:44:24 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iXOPG-00041u-19 for qemu-devel@nongnu.org; Wed, 20 Nov 2019 06:44:23 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:34286) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iXOPF-0003g3-Ps for qemu-devel@nongnu.org; Wed, 20 Nov 2019 06:44:21 -0500 Received: from pps.filterd (m0098399.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id xAKBfxGQ019667 for ; Wed, 20 Nov 2019 06:44:11 -0500 Received: from e06smtp01.uk.ibm.com (e06smtp01.uk.ibm.com [195.75.94.97]) by mx0a-001b2d01.pphosted.com with ESMTP id 2wcf5a6vb3-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Wed, 20 Nov 2019 06:44:10 -0500 Received: from localhost by e06smtp01.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) Wed, 20 Nov 2019 11:44:05 -0000 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06cxnps3074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id xAKBi4B457082010 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 20 Nov 2019 11:44:04 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5B0704C052; Wed, 20 Nov 2019 11:44:04 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 42C1B4C04E; Wed, 20 Nov 2019 11:44:03 +0000 (GMT) Received: from localhost.localdomain (unknown [9.152.224.205]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTP; Wed, 20 Nov 2019 11:44:03 +0000 (GMT) From: Janosch Frank To: qemu-devel@nongnu.org Subject: [PATCH 13/15] s390x: protvirt: Move diag 308 data over SIDAD Date: Wed, 20 Nov 2019 06:43:32 -0500 X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191120114334.2287-1-frankja@linux.ibm.com> References: <20191120114334.2287-1-frankja@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 x-cbid: 19112011-4275-0000-0000-00000383E084 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19112011-4276-0000-0000-000038975985 Message-Id: <20191120114334.2287-14-frankja@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.95, 18.0.572 definitions=2019-11-20_03:2019-11-15, 2019-11-20 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 suspectscore=1 mlxlogscore=825 impostorscore=0 lowpriorityscore=0 priorityscore=1501 adultscore=0 clxscore=1015 bulkscore=0 spamscore=0 mlxscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1910280000 definitions=main-1911200107 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.156.1 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: thuth@redhat.com, pmorel@linux.ibm.com, david@redhat.com, cohuck@redhat.com, borntraeger@de.ibm.com, qemu-s390x@nongnu.org, mihajlov@linux.ibm.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" For protected guests the IPIB is written/read to/from the sattelite block, so we need to make those accesses virtual to make them go through KBM mem ops. Signed-off-by: Janosch Frank --- target/s390x/diag.c | 26 +++++++++++++++++++++++--- 1 file changed, 23 insertions(+), 3 deletions(-) diff --git a/target/s390x/diag.c b/target/s390x/diag.c index db6d79cef3..d96d8bdc6c 100644 --- a/target/s390x/diag.c +++ b/target/s390x/diag.c @@ -88,6 +88,7 @@ static int diag308_parm_check(CPUS390XState *env, uint64_t r1, uint64_t addr, void handle_diag_308(CPUS390XState *env, uint64_t r1, uint64_t r3, uintptr_t ra) { CPUState *cs = env_cpu(env); + S390CPU *cpu = S390_CPU(cs); uint64_t addr = env->regs[r1]; uint64_t subcode = env->regs[r3]; IplParameterBlock *iplb; @@ -118,14 +119,27 @@ void handle_diag_308(CPUS390XState *env, uint64_t r1, uint64_t r3, uintptr_t ra) if (diag308_parm_check(env, r1, addr, ra, false)) { return; } + iplb = g_new0(IplParameterBlock, 1); - cpu_physical_memory_read(addr, iplb, sizeof(iplb->len)); + if (!env->pv) { + cpu_physical_memory_read(addr, iplb, sizeof(iplb->len)); + } else { + s390_cpu_virt_mem_read(cpu, 0, 0, iplb, sizeof(iplb->len)); + s390_cpu_virt_mem_handle_exc(cpu, ra); + } + if (!iplb_valid_len(iplb)) { env->regs[r1 + 1] = DIAG_308_RC_INVALID; goto out; } - cpu_physical_memory_read(addr, iplb, be32_to_cpu(iplb->len)); + if (!env->pv) { + cpu_physical_memory_read(addr, iplb, be32_to_cpu(iplb->len)); + } else { + s390_cpu_virt_mem_read(cpu, 0, 0, iplb, be32_to_cpu(iplb->len)); + s390_cpu_virt_mem_handle_exc(cpu, ra); + } + if (!iplb_valid_ccw(iplb) && !iplb_valid_fcp(iplb) && !(iplb_valid_se(iplb) && s390_ipl_pv_check_comp(iplb) >= 0)) { @@ -149,7 +163,13 @@ out: iplb = s390_ipl_get_iplb(); } if (iplb) { - cpu_physical_memory_write(addr, iplb, be32_to_cpu(iplb->len)); + if (!env->pv) { + cpu_physical_memory_write(addr, iplb, be32_to_cpu(iplb->len)); + } else { + s390_cpu_virt_mem_write(cpu, 0, 0, iplb, + be32_to_cpu(iplb->len)); + s390_cpu_virt_mem_handle_exc(cpu, ra); + } env->regs[r1 + 1] = DIAG_308_RC_OK; } else { env->regs[r1 + 1] = DIAG_308_RC_NO_CONF;