From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5E9DFC3A59E for ; Wed, 21 Aug 2019 10:48:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3E8A12070B for ; Wed, 21 Aug 2019 10:48:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727058AbfHUKs1 (ORCPT ); Wed, 21 Aug 2019 06:48:27 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:4288 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727021AbfHUKs1 (ORCPT ); Wed, 21 Aug 2019 06:48:27 -0400 Received: from pps.filterd (m0098417.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x7LAmGOx039229 for ; Wed, 21 Aug 2019 06:48:25 -0400 Received: from e06smtp03.uk.ibm.com (e06smtp03.uk.ibm.com [195.75.94.99]) by mx0a-001b2d01.pphosted.com with ESMTP id 2uh3mca9hs-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Wed, 21 Aug 2019 06:48:25 -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) Wed, 21 Aug 2019 11:48:19 +0100 Received: from d06av26.portsmouth.uk.ibm.com (d06av26.portsmouth.uk.ibm.com [9.149.105.62]) by b06cxnps4074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x7LAmIlh51118326 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 21 Aug 2019 10:48:18 GMT Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 7171FAE051; Wed, 21 Aug 2019 10:48:18 +0000 (GMT) Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5389AAE045; Wed, 21 Aug 2019 10:48:17 +0000 (GMT) Received: from localhost.localdomain (unknown [9.145.3.179]) by d06av26.portsmouth.uk.ibm.com (Postfix) with ESMTP; Wed, 21 Aug 2019 10:48:17 +0000 (GMT) From: Janosch Frank To: kvm@vger.kernel.org Cc: linux-s390@vger.kernel.org, david@redhat.com, thuth@redhat.com Subject: [kvm-unit-tests PATCH v2 4/4] s390x: STSI tests Date: Wed, 21 Aug 2019 12:47:36 +0200 X-Mailer: git-send-email 2.17.0 In-Reply-To: <20190821104736.1470-1-frankja@linux.ibm.com> References: <20190821104736.1470-1-frankja@linux.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 19082110-0012-0000-0000-000003411154 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19082110-0013-0000-0000-0000217B3879 Message-Id: <20190821104736.1470-5-frankja@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-08-21_04:,, 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=873 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1908210116 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org For now let's concentrate on the error conditions. Signed-off-by: Janosch Frank --- s390x/Makefile | 1 + s390x/stsi.c | 84 +++++++++++++++++++++++++++++++++++++++++++++ s390x/unittests.cfg | 3 ++ 3 files changed, 88 insertions(+) create mode 100644 s390x/stsi.c diff --git a/s390x/Makefile b/s390x/Makefile index 3453373..76db0bb 100644 --- a/s390x/Makefile +++ b/s390x/Makefile @@ -13,6 +13,7 @@ tests += $(TEST_DIR)/gs.elf tests += $(TEST_DIR)/iep.elf tests += $(TEST_DIR)/cpumodel.elf tests += $(TEST_DIR)/diag288.elf +tests += $(TEST_DIR)/stsi.elf tests_binary = $(patsubst %.elf,%.bin,$(tests)) all: directories test_cases test_cases_binary diff --git a/s390x/stsi.c b/s390x/stsi.c new file mode 100644 index 0000000..0f90c9a --- /dev/null +++ b/s390x/stsi.c @@ -0,0 +1,84 @@ +/* + * Store System Information tests + * + * Copyright (c) 2019 IBM Corp + * + * Authors: + * Janosch Frank + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU Library General Public License version 2. + */ + +#include +#include +#include +#include + +static uint8_t pagebuf[PAGE_SIZE * 2] __attribute__((aligned(PAGE_SIZE * 2))); + +static void test_specs(void) +{ + report_prefix_push("specification"); + + report_prefix_push("inv r0"); + expect_pgm_int(); + stsi(pagebuf, 0, 1 << 8, 0); + check_pgm_int_code(PGM_INT_CODE_SPECIFICATION); + report_prefix_pop(); + + report_prefix_push("inv r1"); + expect_pgm_int(); + stsi(pagebuf, 1, 0, 1 << 16); + check_pgm_int_code(PGM_INT_CODE_SPECIFICATION); + report_prefix_pop(); + + report_prefix_push("unaligned"); + expect_pgm_int(); + stsi(pagebuf + 42, 1, 0, 0); + check_pgm_int_code(PGM_INT_CODE_SPECIFICATION); + report_prefix_pop(); + + report_prefix_pop(); +} + +static void test_priv(void) +{ + report_prefix_push("privileged"); + expect_pgm_int(); + enter_pstate(); + stsi(pagebuf, 0, 0, 0); + check_pgm_int_code(PGM_INT_CODE_PRIVILEGED_OPERATION); + report_prefix_pop(); +} + +static inline unsigned long stsi_get_fc(void *addr) +{ + register unsigned long r0 asm("0") = 0; + register unsigned long r1 asm("1") = 0; + int cc; + + asm volatile("stsi 0(%2)\n" + "ipm %[cc]\n" + "srl %[cc],28\n" + : "+d" (r0), [cc] "=d" (cc) + : "d" (r1), "a" (addr) + : "cc", "memory"); + assert(!cc); + return r0 >> 28; +} + +static void test_fc(void) +{ + report("cc == 3", stsi(pagebuf, 7, 0, 0) == 3); + report("r0 == 3", stsi_get_fc(pagebuf) >= 2); +} + +int main(void) +{ + report_prefix_push("stsi"); + test_priv(); + test_specs(); + test_fc(); + return report_summary(); +} diff --git a/s390x/unittests.cfg b/s390x/unittests.cfg index 9dd288a..cc79a4e 100644 --- a/s390x/unittests.cfg +++ b/s390x/unittests.cfg @@ -68,3 +68,6 @@ file = cpumodel.elf [diag288] file = diag288.elf extra_params=-device diag288,id=watchdog0 --watchdog-action inject-nmi + +[stsi] +file = stsi.elf -- 2.17.0