From patchwork Fri Jan 21 15:09:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nico Boehr X-Patchwork-Id: 12719856 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 C1276C433EF for ; Fri, 21 Jan 2022 15:09:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351253AbiAUPJ5 (ORCPT ); Fri, 21 Jan 2022 10:09:57 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:45426 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1381503AbiAUPJl (ORCPT ); Fri, 21 Jan 2022 10:09:41 -0500 Received: from pps.filterd (m0098404.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 20LEoQVN024619; Fri, 21 Jan 2022 15:09:40 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=ZMxDsjiDlguLoYztrjqAkUtWZWpJnGKhddICIOLHNUk=; b=HyUfFb7o1bcR1uMYvKBhuCTXqvKCTygI8idOWGslGuAgAJp3X3NK68lL0v4JLRIcFrmJ NmZXBIQAz1Bvn17GXBhlNdXijEE+XxyX0r8A/Oe/8iHGIJEoSqHJruXXHE7up+1uMahk wkrISHmu4efCeYc1waA7+Vrehk7tZYJfplHt+KLFdi0Fvu+D4yzJkBHGmwVredoY1H8u GTEF6GBhkii0wi+wklroyldEiFVIl45NL/CY7U+rzlY3CDmyCUcGCgDQm7/cGMl8PZSs snOHVhKkODE+M+k/MlRWk8z6b4vyRcmYfwGC74eZS0GRhBOaIjV2AJiqKJIrS+ZFYDaG yA== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 3dqx1x9vq5-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 21 Jan 2022 15:09:40 +0000 Received: from m0098404.ppops.net (m0098404.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 20LEoMVA023987; Fri, 21 Jan 2022 15:09:40 GMT Received: from ppma01fra.de.ibm.com (46.49.7a9f.ip4.static.sl-reverse.com [159.122.73.70]) by mx0a-001b2d01.pphosted.com with ESMTP id 3dqx1x9vpe-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 21 Jan 2022 15:09:40 +0000 Received: from pps.filterd (ppma01fra.de.ibm.com [127.0.0.1]) by ppma01fra.de.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 20LF40Vt016458; Fri, 21 Jan 2022 15:09:37 GMT Received: from b06cxnps4076.portsmouth.uk.ibm.com (d06relay13.portsmouth.uk.ibm.com [9.149.109.198]) by ppma01fra.de.ibm.com with ESMTP id 3dqjegdmbj-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 21 Jan 2022 15:09:37 +0000 Received: from d06av24.portsmouth.uk.ibm.com (mk.ibm.com [9.149.105.60]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 20LF9Ywq42008982 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 21 Jan 2022 15:09:34 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 398884204D; Fri, 21 Jan 2022 15:09:34 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 073444204F; Fri, 21 Jan 2022 15:09:34 +0000 (GMT) Received: from t46lp57.lnxne.boe (unknown [9.152.108.100]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Fri, 21 Jan 2022 15:09:33 +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: [PATCH kvm-unit-tests v1 7/8] s390x: Add tests for TSCH Date: Fri, 21 Jan 2022 16:09:30 +0100 Message-Id: <20220121150931.371720-8-nrb@linux.ibm.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20220121150931.371720-1-nrb@linux.ibm.com> References: <20220121150931.371720-1-nrb@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: R-fh4BEO9-ht_f-lJJjhlIopl5xdIENP X-Proofpoint-ORIG-GUID: RFlR_pjl8oSH6VcQZ7_sgOG50z221QD8 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=2022-01-21_06,2022-01-21_01,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 bulkscore=0 lowpriorityscore=0 phishscore=0 impostorscore=0 mlxlogscore=999 clxscore=1015 spamscore=0 malwarescore=0 priorityscore=1501 mlxscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2201110000 definitions=main-2201210102 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 7a0a9ddc28ce..be789c087da1 100644 --- a/s390x/css.c +++ b/s390x/css.c @@ -566,6 +566,41 @@ 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); @@ -583,6 +618,7 @@ static struct { { "ssch", test_ssch }, { "stsch", test_stsch }, { "pmcw bit 5 ignored", test_pmcw_bit5 }, + { "tsch", test_tsch }, { NULL, NULL } };