From patchwork Wed Feb 22 12:15:22 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cornelia Huck X-Patchwork-Id: 9586755 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 46AB5600CA for ; Wed, 22 Feb 2017 12:21:03 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2B6AA286B4 for ; Wed, 22 Feb 2017 12:21:03 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1FDEE2889A; Wed, 22 Feb 2017 12:21:03 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 7B76F286B4 for ; Wed, 22 Feb 2017 12:21:02 +0000 (UTC) Received: from localhost ([::1]:51830 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cgVun-0002py-HC for patchwork-qemu-devel@patchwork.kernel.org; Wed, 22 Feb 2017 07:21:01 -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+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP 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 = EMULATED_CCW_3270(ds); + EmulatedCcw3270Class *ck = EMULATED_CCW_3270_GET_CLASS(dev); + CcwDevice *cdev = CCW_DEVICE(ds); + SubchDev *sch = css_create_virtual_sch(cdev->bus_id, errp); + Error *err = NULL; + + if (!sch) { + return; + } + + if (!ck->init) { + goto out_err; + } + + sch->driver_data = dev; + cdev->sch = sch; + chpid = css_find_free_chpid(sch->cssid); + + if (chpid > MAX_CHPID) { + error_setg(errp, "No available chpid to use."); + goto out_err; + } + + sch->id.reserved = 0xff; + sch->id.cu_type = 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 = NULL; + g_free(sch); +} + +static Property emulated_ccw_3270_properties[] = { + 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 = DEVICE_CLASS(klass); + + dc->props = emulated_ccw_3270_properties; + dc->bus_type = TYPE_VIRTUAL_CSS_BUS; + dc->realize = emulated_ccw_3270_realize; + dc->hotpluggable = false; +} + +static const TypeInfo emulated_ccw_3270_info = { + .name = TYPE_EMULATED_CCW_3270, + .parent = TYPE_CCW_DEVICE, + .instance_size = sizeof(EmulatedCcw3270Device), + .class_init = emulated_ccw_3270_class_init, + .class_size = sizeof(EmulatedCcw3270Class), + .abstract = 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 += sclpcpu.o obj-y += ipl.o obj-y += css.o obj-y += s390-virtio-ccw.o +obj-y += 3270-ccw.o obj-y += virtio-ccw.o obj-y += css-bridge.o obj-y += 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_3270) +#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