From patchwork Mon Feb 21 13:07:45 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nico Boehr X-Patchwork-Id: 12753605 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B6D35C433F5 for ; Mon, 21 Feb 2022 13:08:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1358550AbiBUNI1 (ORCPT ); Mon, 21 Feb 2022 08:08:27 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:40002 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1358551AbiBUNIU (ORCPT ); Mon, 21 Feb 2022 08:08:20 -0500 Received: from mx0b-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A01221EAFB; Mon, 21 Feb 2022 05:07:57 -0800 (PST) Received: from pps.filterd (m0098421.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 21LAcYdE016042; Mon, 21 Feb 2022 13:07:56 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=EZbL3x6R1FugjcHfkRqvQ0Rqsgvz6qMdmHRUKz2rBmo=; b=MqNi2u+d2MlutErQ0zd7po8R7LwCscdgQMyx8VY8VZ0clwv9yMMcjFcW09E6ojIEJ/+d Vs3uajdk9ICmeNX0sx60wYhcq9JbhIUGbCjoz5kaf4vPICCrgIPMsHnBCJbk/874FWvv crVhquO/ljtfcr1i/eg5rgXgnWCGOwcxCwrJjZHPS3Q54swfHZWzzLIFOxpMyh4aAc3G gvGAdQV/KhBc2oYgnL5+8B+rAaQWEoG1Wew71ez1x6RTcueN4VeKWkj4px4kRalVaG9w gGavjNd8+WdJrCeYzlbBPCQVnP82MgZzTUfc3lfQdZFHBGKIoefS7T+PzpBnb36qvSAP gA== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 3ec65aq0mt-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 21 Feb 2022 13:07:56 +0000 Received: from m0098421.ppops.net (m0098421.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 21LCxFT4020908; Mon, 21 Feb 2022 13:07:55 GMT Received: from ppma02fra.de.ibm.com (47.49.7a9f.ip4.static.sl-reverse.com [159.122.73.71]) by mx0a-001b2d01.pphosted.com with ESMTP id 3ec65aq0m1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 21 Feb 2022 13:07:55 +0000 Received: from pps.filterd (ppma02fra.de.ibm.com [127.0.0.1]) by ppma02fra.de.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 21LCuoO7027619; Mon, 21 Feb 2022 13:07:53 GMT Received: from b06cxnps4074.portsmouth.uk.ibm.com (d06relay11.portsmouth.uk.ibm.com [9.149.109.196]) by ppma02fra.de.ibm.com with ESMTP id 3ear68stnp-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 21 Feb 2022 13:07:53 +0000 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06cxnps4074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 21LD7nns51315198 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 21 Feb 2022 13:07:49 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id AD8764C052; Mon, 21 Feb 2022 13:07:49 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6BAD94C044; Mon, 21 Feb 2022 13:07:49 +0000 (GMT) Received: from t46lp57.lnxne.boe (unknown [9.152.108.100]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 21 Feb 2022 13:07:49 +0000 (GMT) From: Nico Boehr To: kvm@vger.kernel.org, linux-s390@vger.kernel.org Cc: frankja@linux.ibm.com, imbrenda@linux.ibm.com, thuth@redhat.com, david@redhat.com Subject: [kvm-unit-tests PATCH v2 7/8] s390x: Add tests for TSCH Date: Mon, 21 Feb 2022 14:07:45 +0100 Message-Id: <20220221130746.1754410-8-nrb@linux.ibm.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220221130746.1754410-1-nrb@linux.ibm.com> References: <20220221130746.1754410-1-nrb@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: DNaZpdXN94icLi6Xqs5FQdlpb2aiSrOK X-Proofpoint-ORIG-GUID: A0qOd1gTqz8VB1nFyg4WwwY1Q8-D_QXA X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2022-02-21_06,2022-02-21_01,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 mlxlogscore=999 bulkscore=0 suspectscore=0 impostorscore=0 phishscore=0 clxscore=1015 spamscore=0 malwarescore=0 priorityscore=1501 adultscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2201110000 definitions=main-2202210078 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org TSCH has two special cases which need to be tested: - unaligned address. We test for misalignment by 1 and 2 bytes. - channel not operational - bit 47 in SID not set Signed-off-by: Nico Boehr Reviewed-by: Claudio Imbrenda Reviewed-by: Pierre Morel --- s390x/css.c | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/s390x/css.c b/s390x/css.c index 021eb12573c0..b2e027c99848 100644 --- a/s390x/css.c +++ b/s390x/css.c @@ -568,6 +568,41 @@ static void test_pmcw_bit5(void) report_prefix_pop(); } +static void test_tsch(void) +{ + const int align_to = 4; + struct irb irb; + int cc; + + if (!test_device_sid) { + report_skip("No device"); + return; + } + + report_prefix_push("Unaligned"); + for (int i = 1; i < align_to; i *= 2) { + report_prefix_pushf("%d", i); + + expect_pgm_int(); + tsch(test_device_sid, (struct irb *)(alignment_test_page + i)); + check_pgm_int_code(PGM_INT_CODE_SPECIFICATION); + + report_prefix_pop(); + } + report_prefix_pop(); + + report_prefix_push("Invalid subchannel number"); + cc = tsch(0x0001ffff, &irb); + report(cc == 3, "Channel not operational"); + report_prefix_pop(); + + report_prefix_push("Bit 47 in SID is zero"); + expect_pgm_int(); + tsch(0x0000ffff, &irb); + check_pgm_int_code(PGM_INT_CODE_OPERAND); + report_prefix_pop(); +} + static struct { const char *name; void (*func)(void); @@ -585,6 +620,7 @@ static struct { { "ssch", test_ssch }, { "stsch", test_stsch }, { "pmcw bit 5 ignored", test_pmcw_bit5 }, + { "tsch", test_tsch }, { NULL, NULL } };