From nobody Fri Nov 14 16:55:22 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1588687169; cv=none; d=zohomail.com; s=zohoarc; b=TTnNeIYSFBJXJ8rk9snOCJCJj07itmsJ9eaFcqjVNQEttL+akDWHXroJ+4yMOvUsipDEQLrR7gaRYu/7LA3Yq5w2s6clKcxgEHsdOUWuSpAcMddLTTahhgkyBRpYXbFGnSyaNU/12ZAYi/d4ZQGPh/38QZ0rc7qRejTfVRaT3kU= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1588687169; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=0BHKYf+uyjsemkjgPewlgPN6fBK+tXCMv6UZn0yd3kI=; b=OI1X7So4wYQ/5yvLa7lQw5b4lf7hBdXaa6bWhkJxDzFebCz1nL+tWTy+Xvwen73GwXguCffctXCpmQkHc67+UEHJsIPUASJdkZsEgfHp9dSxlTfDlTro8wwBAZDk+ZSEybnCUXh7txo0HNnoQAAuhU4xYDMm0F1aem0HCi+IHwM= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=fail; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1588687169880276.88344789662517; Tue, 5 May 2020 06:59:29 -0700 (PDT) Received: from localhost ([::1]:38270 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jVy6a-0000Sb-F8 for importer@patchew.org; Tue, 05 May 2020 09:59:28 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:51484) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jVxy1-0004KV-RV for qemu-devel@nongnu.org; Tue, 05 May 2020 09:50:37 -0400 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:23928 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jVxy0-0002tK-SI for qemu-devel@nongnu.org; Tue, 05 May 2020 09:50:37 -0400 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-217-KdZYq_xSNmG4FbsEkBNpDQ-1; Tue, 05 May 2020 09:50:34 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id BF6578014C0; Tue, 5 May 2020 13:50:33 +0000 (UTC) Received: from localhost (ovpn-112-219.ams2.redhat.com [10.36.112.219]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 64B335C1D3; Tue, 5 May 2020 13:50:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1588686636; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=0BHKYf+uyjsemkjgPewlgPN6fBK+tXCMv6UZn0yd3kI=; b=WOEPQ4daDktG5820eMWrbEq5qHfbzJ1Xn1jOaHnfYjopwT4eikpO5rZdqjoEf+rjGYUEuL 7245oOMBkeQw4DzPQT7UDgcEcBOV6Ljw9YRKM/2MYTBFrAKuHDmxXP67Q4P2EDynPc2NUR yHMtSkyLl3dKQcTsabcG3+P4jx9Pf5M= X-MC-Unique: KdZYq_xSNmG4FbsEkBNpDQ-1 From: Cornelia Huck To: qemu-s390x@nongnu.org Subject: [PATCH 2/3] docs/s390x: document 3270 Date: Tue, 5 May 2020 15:50:24 +0200 Message-Id: <20200505135025.14614-3-cohuck@redhat.com> In-Reply-To: <20200505135025.14614-1-cohuck@redhat.com> References: <20200505135025.14614-1-cohuck@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=207.211.31.81; envelope-from=cohuck@redhat.com; helo=us-smtp-delivery-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/05 00:37:19 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Cornelia Huck , qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Add some basic info how to use 3270 devices. Signed-off-by: Cornelia Huck --- docs/system/s390x/3270.rst | 32 ++++++++++++++++++++++++++++++++ docs/system/target-s390x.rst | 1 + 2 files changed, 33 insertions(+) create mode 100644 docs/system/s390x/3270.rst diff --git a/docs/system/s390x/3270.rst b/docs/system/s390x/3270.rst new file mode 100644 index 000000000000..e367a457e001 --- /dev/null +++ b/docs/system/s390x/3270.rst @@ -0,0 +1,32 @@ +3270 devices +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D + +With the aid of the ``x3270`` emulator, QEMU provides limited support +for making a single 3270 device available to a guest. Note that this +supports basic features only. + +To provide a 3270 device to a guest, create a ``x-3270device`` linked to +a ``tn3270`` chardev. The guest will see a 3270 channel device. In order +to actually be able to use it, attach the ``x3270`` emulator to the charde= v. + +Example configuration +--------------------- + +* Add a ``tn3270`` chardev and a ``x-3270device`` to the QEMU command line= :: + + -chardev socket,id=3Dchar_0,host=3D0.0.0.0,port=3D23,nowait,server,tn3= 270 + -device x-terminal3270,chardev=3Dchar_0,devno=3Dfe.0.000a,id=3Dtermina= l_0 + +* Start the guest. In the guest, use ``chccwdev -e 0.0.000a`` to enable + the device. + +* On the host, start the ``x3270`` emulator:: + + x3270 :23 + +* In the guest, locate the 3270 device node under ``/dev/3270/`` (say, + ``tty1``) and start a getty on it:: + + systemctl start serial-getty@3270-tty1.service + +This should get you an addtional tty for logging into the guest. diff --git a/docs/system/target-s390x.rst b/docs/system/target-s390x.rst index 37ca032d98ef..2592a05303ef 100644 --- a/docs/system/target-s390x.rst +++ b/docs/system/target-s390x.rst @@ -24,6 +24,7 @@ or vfio-ap is also available. .. toctree:: s390x/vfio-ap s390x/css + s390x/3270 =20 Architectural features =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D --=20 2.21.3