From nobody Mon Feb 9 07:05:49 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1487766151781696.1228285323537; Wed, 22 Feb 2017 04:22:31 -0800 (PST) Received: from localhost ([::1]:51835 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cgVwA-000440-F6 for importer@patchew.org; Wed, 22 Feb 2017 07:22:26 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:35806) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cgVpk-0006fx-MD for qemu-devel@nongnu.org; Wed, 22 Feb 2017 07:15:49 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cgVph-0003iX-AY for qemu-devel@nongnu.org; Wed, 22 Feb 2017 07:15:48 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:48450) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cgVph-0003iB-1T for qemu-devel@nongnu.org; Wed, 22 Feb 2017 07:15:45 -0500 Received: from pps.filterd (m0098396.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.20/8.16.0.20) with SMTP id v1MCC0P0052301 for ; Wed, 22 Feb 2017 07:15:43 -0500 Received: from e06smtp10.uk.ibm.com (e06smtp10.uk.ibm.com [195.75.94.106]) by mx0a-001b2d01.pphosted.com with ESMTP id 28s7ww6yyt-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Wed, 22 Feb 2017 07:15:43 -0500 Received: from localhost by e06smtp10.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; Wed, 22 Feb 2017 12:15:38 -0000 Received: from b06cxnps3075.portsmouth.uk.ibm.com (d06relay10.portsmouth.uk.ibm.com [9.149.109.195]) by d06dlp01.portsmouth.uk.ibm.com (Postfix) with ESMTP id 572B717D8056; Wed, 22 Feb 2017 12:18:48 +0000 (GMT) Received: from d06av26.portsmouth.uk.ibm.com (d06av26.portsmouth.uk.ibm.com [9.149.105.62]) by b06cxnps3075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v1MCFb7b8847796; Wed, 22 Feb 2017 12:15:37 GMT Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 91382AE05D; Wed, 22 Feb 2017 11:13:28 +0000 (GMT) Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5555DAE045; Wed, 22 Feb 2017 11:13:28 +0000 (GMT) Received: from gondolin.boeblingen.de.ibm.com (unknown [9.152.224.55]) by d06av26.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Wed, 22 Feb 2017 11:13:28 +0000 (GMT) From: Cornelia Huck To: qemu-devel@nongnu.org Date: Wed, 22 Feb 2017 13:15:22 +0100 X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170222121527.7009-1-cornelia.huck@de.ibm.com> References: <20170222121527.7009-1-cornelia.huck@de.ibm.com> X-TM-AS-GCONF: 00 X-Content-Scanned: Fidelis XPS MAILER x-cbid: 17022212-0040-0000-0000-0000032FCB47 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17022212-0041-0000-0000-00002440C936 Message-Id: <20170222121527.7009-4-cornelia.huck@de.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-02-22_08:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=3 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1612050000 definitions=main-1702220118 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.156.1 Subject: [Qemu-devel] [PATCH 3/8] s390x/3270: Add abstract emulated ccw-attached 3270 device X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jing Liu , agraf@suse.de, borntraeger@de.ibm.com, jfrei@linux.vnet.ibm.com, pbonzini@redhat.com, Cornelia Huck , marcandre.lureau@redhat.com, Yang Chen Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Yang Chen This introduces the infrastructure for the emulated 3270 devices, which will be attached to the virtual-css-bus. Signed-off-by: Yang Chen Signed-off-by: Jing Liu Reviewed-by: QingFeng Hao Reviewed-by: Dong Jia Shi Signed-off-by: Cornelia Huck --- hw/s390x/3270-ccw.c | 94 +++++++++++++++++++++++++++++++++++++++++= ++++ hw/s390x/Makefile.objs | 1 + include/hw/s390x/3270-ccw.h | 44 +++++++++++++++++++++ 3 files changed, 139 insertions(+) create mode 100644 hw/s390x/3270-ccw.c create mode 100644 include/hw/s390x/3270-ccw.h diff --git a/hw/s390x/3270-ccw.c b/hw/s390x/3270-ccw.c new file mode 100644 index 0000000000..3a84c5b9dc --- /dev/null +++ b/hw/s390x/3270-ccw.c @@ -0,0 +1,94 @@ +/* + * Emulated ccw-attached 3270 implementation + * + * Copyright 2017 IBM Corp. + * Author(s): Yang Chen + * Jing Liu + * + * This work is licensed under the terms of the GNU GPL, version 2 or (at + * your option) any later version. See the COPYING file in the top-level + * directory. + */ +#include "qemu/osdep.h" +#include "qapi/error.h" +#include "qemu/module.h" +#include "cpu.h" +#include "hw/s390x/css.h" +#include "hw/s390x/css-bridge.h" +#include "hw/s390x/3270-ccw.h" + +static void emulated_ccw_3270_realize(DeviceState *ds, Error **errp) +{ + uint16_t chpid; + EmulatedCcw3270Device *dev =3D EMULATED_CCW_3270(ds); + EmulatedCcw3270Class *ck =3D EMULATED_CCW_3270_GET_CLASS(dev); + CcwDevice *cdev =3D CCW_DEVICE(ds); + SubchDev *sch =3D css_create_virtual_sch(cdev->bus_id, errp); + Error *err =3D NULL; + + if (!sch) { + return; + } + + if (!ck->init) { + goto out_err; + } + + sch->driver_data =3D dev; + cdev->sch =3D sch; + chpid =3D css_find_free_chpid(sch->cssid); + + if (chpid > MAX_CHPID) { + error_setg(errp, "No available chpid to use."); + goto out_err; + } + + sch->id.reserved =3D 0xff; + sch->id.cu_type =3D EMULATED_CCW_3270_CU_TYPE; + css_sch_build_virtual_schib(sch, (uint8_t)chpid, + EMULATED_CCW_3270_CHPID_TYPE); + + ck->init(dev, &err); + if (err) { + error_propagate(errp, err); + goto out_err; + } + + return; + +out_err: + css_subch_assign(sch->cssid, sch->ssid, sch->schid, sch->devno, NULL); + cdev->sch =3D NULL; + g_free(sch); +} + +static Property emulated_ccw_3270_properties[] =3D { + DEFINE_PROP_CSS_DEV_ID("devno", EmulatedCcw3270Device, parent_obj.bus_= id), + DEFINE_PROP_END_OF_LIST(), +}; + +static void emulated_ccw_3270_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(klass); + + dc->props =3D emulated_ccw_3270_properties; + dc->bus_type =3D TYPE_VIRTUAL_CSS_BUS; + dc->realize =3D emulated_ccw_3270_realize; + dc->hotpluggable =3D false; +} + +static const TypeInfo emulated_ccw_3270_info =3D { + .name =3D TYPE_EMULATED_CCW_3270, + .parent =3D TYPE_CCW_DEVICE, + .instance_size =3D sizeof(EmulatedCcw3270Device), + .class_init =3D emulated_ccw_3270_class_init, + .class_size =3D sizeof(EmulatedCcw3270Class), + .abstract =3D true, +}; + +static void emulated_ccw_register(void) +{ + type_register_static(&emulated_ccw_3270_info); +} + +type_init(emulated_ccw_register) diff --git a/hw/s390x/Makefile.objs b/hw/s390x/Makefile.objs index 41ac4ec325..36bd4b1645 100644 --- a/hw/s390x/Makefile.objs +++ b/hw/s390x/Makefile.objs @@ -7,6 +7,7 @@ obj-y +=3D sclpcpu.o obj-y +=3D ipl.o obj-y +=3D css.o obj-y +=3D s390-virtio-ccw.o +obj-y +=3D 3270-ccw.o obj-y +=3D virtio-ccw.o obj-y +=3D css-bridge.o obj-y +=3D ccw-device.o diff --git a/include/hw/s390x/3270-ccw.h b/include/hw/s390x/3270-ccw.h new file mode 100644 index 0000000000..45ea515e9f --- /dev/null +++ b/include/hw/s390x/3270-ccw.h @@ -0,0 +1,44 @@ +/* + * Emulated ccw-attached 3270 definitions + * + * Copyright 2017 IBM Corp. + * Author(s): Yang Chen + * Jing Liu + * + * This work is licensed under the terms of the GNU GPL, version 2 or (at + * your option) any later version. See the COPYING file in the top-level + * directory. + */ + +#ifndef HW_S390X_3270_CCW_H +#define HW_S390X_3270_CCW_H + +#include "hw/sysbus.h" +#include "hw/s390x/css.h" +#include "hw/s390x/ccw-device.h" + +#define EMULATED_CCW_3270_CU_TYPE 0x3270 +#define EMULATED_CCW_3270_CHPID_TYPE 0x1a + +#define TYPE_EMULATED_CCW_3270 "emulated-ccw-3270" +#define EMULATED_CCW_3270(obj) \ + OBJECT_CHECK(EmulatedCcw3270Device, (obj), TYPE_EMULATED_CCW_3270) +#define EMULATED_CCW_3270_CLASS(klass) \ + OBJECT_CLASS_CHECK(EmulatedCcw3270Class, (klass), TYPE_EMULATED_CCW_3= 270) +#define EMULATED_CCW_3270_GET_CLASS(obj) \ + OBJECT_GET_CLASS(EmulatedCcw3270Class, (obj), TYPE_EMULATED_CCW_3270) + +typedef struct EmulatedCcw3270Device { + CcwDevice parent_obj; +} EmulatedCcw3270Device; + +typedef struct EmulatedCcw3270Class { + CCWDeviceClass parent_class; + + void (*init)(EmulatedCcw3270Device *, Error **); + int (*read_payload_3270)(EmulatedCcw3270Device *, uint32_t, uint16_t); + int (*write_payload_3270)(EmulatedCcw3270Device *, uint8_t, uint32_t, + uint16_t); +} EmulatedCcw3270Class; + +#endif --=20 2.11.0