From patchwork Mon Mar 9 11:22:01 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Janosch Frank X-Patchwork-Id: 11426763 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2BFB314B7 for ; Mon, 9 Mar 2020 11:24:57 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 0BF9A20828 for ; Mon, 9 Mar 2020 11:24:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0BF9A20828 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.ibm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:41052 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jBGWm-0005By-7R for patchwork-qemu-devel@patchwork.kernel.org; Mon, 09 Mar 2020 07:24:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47927) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jBGUS-0000Aj-H0 for qemu-devel@nongnu.org; Mon, 09 Mar 2020 07:22:33 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jBGUR-0004e3-6t for qemu-devel@nongnu.org; Mon, 09 Mar 2020 07:22:32 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:39786 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 1jBGUR-0004de-2G for qemu-devel@nongnu.org; Mon, 09 Mar 2020 07:22:31 -0400 Received: from pps.filterd (m0098416.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 029BLTfu164205 for ; Mon, 9 Mar 2020 07:22:30 -0400 Received: from e06smtp03.uk.ibm.com (e06smtp03.uk.ibm.com [195.75.94.99]) by mx0b-001b2d01.pphosted.com with ESMTP id 2ym648dmwj-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Mon, 09 Mar 2020 07:22:30 -0400 Received: from localhost by e06smtp03.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) Mon, 9 Mar 2020 11:22:26 -0000 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 029BMPKg37879832 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 9 Mar 2020 11:22:25 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 7CECA4C050; Mon, 9 Mar 2020 11:22:25 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id BDDD44C044; Mon, 9 Mar 2020 11:22:24 +0000 (GMT) Received: from localhost.localdomain (unknown [9.152.224.87]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 9 Mar 2020 11:22:24 +0000 (GMT) From: Janosch Frank To: qemu-devel@nongnu.org Subject: [PATCH v7 10/15] s390x: protvirt: Move diag 308 data over SIDA Date: Mon, 9 Mar 2020 07:22:01 -0400 X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200309112206.20261-1-frankja@linux.ibm.com> References: <20200309112206.20261-1-frankja@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 x-cbid: 20030911-0012-0000-0000-0000038E8E78 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 20030911-0013-0000-0000-000021CB560E Message-Id: <20200309112206.20261-11-frankja@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.572 definitions=2020-03-09_02:2020-03-08, 2020-03-09 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 priorityscore=1501 mlxscore=0 suspectscore=3 bulkscore=0 spamscore=0 clxscore=1015 phishscore=0 malwarescore=0 impostorscore=0 mlxlogscore=871 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2003090080 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 148.163.158.5 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: borntraeger@de.ibm.com, qemu-s390x@nongnu.org, cohuck@redhat.com, david@redhat.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" For protected guests the IPIB is written/read to/from the SIDA, so we need those accesses to go through s390_cpu_pv_mem_read/write(). Signed-off-by: Janosch Frank --- target/s390x/diag.c | 30 +++++++++++++++++++++++------- 1 file changed, 23 insertions(+), 7 deletions(-) diff --git a/target/s390x/diag.c b/target/s390x/diag.c index 670db0eb53..4d1aa09b49 100644 --- a/target/s390x/diag.c +++ b/target/s390x/diag.c @@ -87,6 +87,7 @@ 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; @@ -123,13 +124,22 @@ void handle_diag_308(CPUS390XState *env, uint64_t r1, uint64_t r3, uintptr_t ra) 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_pv_mem_read(cpu, 0, iplb, sizeof(iplb->len)); + } + 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_pv_mem_read(cpu, 0, iplb, be32_to_cpu(iplb->len)); + } if (!iplb_valid(iplb)) { env->regs[r1 + 1] = DIAG_308_RC_INVALID; @@ -140,7 +150,7 @@ void handle_diag_308(CPUS390XState *env, uint64_t r1, uint64_t r3, uintptr_t ra) env->regs[r1 + 1] = DIAG_308_RC_OK; out: g_free(iplb); - return; + break; case DIAG308_STORE: case DIAG308_PV_STORE: if (diag308_parm_check(env, r1, addr, ra, true)) { @@ -151,12 +161,18 @@ out: } else { iplb = s390_ipl_get_iplb(); } - if (iplb) { - cpu_physical_memory_write(addr, iplb, be32_to_cpu(iplb->len)); - env->regs[r1 + 1] = DIAG_308_RC_OK; - } else { + if (!iplb) { env->regs[r1 + 1] = DIAG_308_RC_NO_CONF; + return; } + + if (!env->pv) { + cpu_physical_memory_write(addr, iplb, be32_to_cpu(iplb->len)); + } else { + s390_cpu_pv_mem_write(cpu, 0, iplb, be32_to_cpu(iplb->len)); + } + + env->regs[r1 + 1] = DIAG_308_RC_OK; break; case DIAG308_PV_START: iplb = s390_ipl_get_iplb_pv();