From nobody Mon Feb 9 19:52:55 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.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=1566457120; cv=none; d=zoho.com; s=zohoarc; b=G3HzLVa0m3uFkvnUYukxNbUyYLvh+Bl7OVEp83JrUis/503h+E4JfGSwPqHiragrYP00KsMpouCBkOPh0QvGaYJbR6o/5WgB+tF5n22V+VND+6fS/L1g+sNuluZRigfgALnveOluIvO1WE/5/pmCevy5x7DlcXVJEXxYXkrd69w= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1566457120; h=Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=Ppo+SHGYpOwntDNcXnmDEkJuYhi2TkHXgYDTJG/KH2Q=; b=kTazLaYuh0/0wjTa6Kwld8REsFVxADX0Y/p0NDsw+e1D5NHQRiWCvvYA6jfqIVCYF5LtIDQXDzR1DMGb1jCprSjtEsDroiU16ZOk29IYBPADk4ib55IykgH7Q3br+z0m5e0N4aRH+bnpPGpsLncDe0ySJ9Ury/zUiaz7e2dYXjI= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.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 1566457120013494.1074101268074; Wed, 21 Aug 2019 23:58:40 -0700 (PDT) Received: from localhost ([::1]:38656 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i0h3M-0004Z8-Jw for importer@patchew.org; Thu, 22 Aug 2019 02:58:36 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38988) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i0gxr-0007LP-87 for qemu-devel@nongnu.org; Thu, 22 Aug 2019 02:52:56 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1i0gxn-0004jl-N3 for qemu-devel@nongnu.org; Thu, 22 Aug 2019 02:52:53 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52412) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1i0gxn-0004fq-Cf for qemu-devel@nongnu.org; Thu, 22 Aug 2019 02:52:51 -0400 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 90D6D106BB25 for ; Thu, 22 Aug 2019 06:52:48 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-116-60.ams2.redhat.com [10.36.116.60]) by smtp.corp.redhat.com (Postfix) with ESMTP id 3C3D3600CD; Thu, 22 Aug 2019 06:52:43 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id 8FDD2934B; Thu, 22 Aug 2019 08:52:42 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Date: Thu, 22 Aug 2019 08:52:41 +0200 Message-Id: <20190822065242.12496-5-kraxel@redhat.com> In-Reply-To: <20190822065242.12496-1-kraxel@redhat.com> References: <20190822065242.12496-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.2 (mx1.redhat.com [10.5.110.64]); Thu, 22 Aug 2019 06:52:48 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL 4/5] usb: reword -usb command-line option and mention xHCI 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: Gerd Hoffmann , Stefan Hajnoczi Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Stefan Hajnoczi The -usb section of the man page is not very clear on what exactly -usb does and fails to mention xHCI as a modern alternative (-device nec-usb-xhci). Signed-off-by: Stefan Hajnoczi Reviewed-by: Thomas Huth Message-id: 20190815141428.29080-1-stefanha@redhat.com Signed-off-by: Gerd Hoffmann --- qemu-options.hx | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/qemu-options.hx b/qemu-options.hx index 9621e934c0bf..1fb362f06faa 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -1436,12 +1436,15 @@ STEXI ETEXI =20 DEF("usb", 0, QEMU_OPTION_usb, - "-usb enable the USB driver (if it is not used by default y= et)\n", + "-usb enable on-board USB host controller (if not enabled b= y default)\n", QEMU_ARCH_ALL) STEXI @item -usb @findex -usb -Enable the USB driver (if it is not used by default yet). +Enable USB emulation on machine types with an on-board USB host controller= (if +not enabled by default). Note that on-board USB host controllers may not +support USB 3.0. In this case @option{-device qemu-xhci} can be used inst= ead +on machines with PCI. ETEXI =20 DEF("usbdevice", HAS_ARG, QEMU_OPTION_usbdevice, --=20 2.18.1