From nobody Sat May 18 19:12:40 2024 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=1565878567; cv=none; d=zoho.com; s=zohoarc; b=JoNpPqHJ0jgNk0FhUxRtArs0vPbRkL+i8riTnG1Idh5HaH0C0Wm7ov3cJty4Ij/FF7RPyDmURoTTm8vq5VDywhfty1OBYEK/Fa4j328sKGeNAKvqFq1OA0uGDxjeFX0qcFX9ECrpqEDtZ35FT2+GyXAYXhvP+yh5LoDP+2xfg/Q= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1565878567; h=Content-Transfer-Encoding:Cc:Date:From:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Sender:Subject:To:ARC-Authentication-Results; bh=sYBqY/FoPGCT50BNT/fLLDzuog4hRfMfV5fi8IzDsZ8=; b=Z/g1D6pj8BWJ6MU1HPEEJ4nOFEXAMA2PMhQM1HbhxasC2IOUjPENsdMFbftdQiF8D6gmzkjg9Ce17C8UIVrJdTvwTsFpEs/hkQHZWe8zqEYBTVfD983WTR5GnZ9LkxYrYsOoUUibBw6i/QfjJWIkpjMB8rWW8hWfku4BT2whykc= 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 (209.51.188.17 [209.51.188.17]) by mx.zohomail.com with SMTPS id 1565878567256591.901262403196; Thu, 15 Aug 2019 07:16:07 -0700 (PDT) Received: from localhost ([::1]:42318 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hyGXh-0001I7-HB for importer@patchew.org; Thu, 15 Aug 2019 10:15:53 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53007) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1hyGWb-0000jO-Ih for qemu-devel@nongnu.org; Thu, 15 Aug 2019 10:14:51 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hyGWV-0000FX-VD for qemu-devel@nongnu.org; Thu, 15 Aug 2019 10:14:45 -0400 Received: from mx1.redhat.com ([209.132.183.28]:55234) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hyGWV-0000F9-QA for qemu-devel@nongnu.org; Thu, 15 Aug 2019 10:14:39 -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 mx1.redhat.com (Postfix) with ESMTPS id C4E0211A0E for ; Thu, 15 Aug 2019 14:14:38 +0000 (UTC) Received: from localhost (ovpn-116-207.ams2.redhat.com [10.36.116.207]) by smtp.corp.redhat.com (Postfix) with ESMTP id D9D327DA4A; Thu, 15 Aug 2019 14:14:29 +0000 (UTC) From: Stefan Hajnoczi To: Date: Thu, 15 Aug 2019 15:14:28 +0100 Message-Id: <20190815141428.29080-1-stefanha@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Thu, 15 Aug 2019 14:14:38 +0000 (UTC) Content-Transfer-Encoding: quoted-printable 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] [PATCH v2] 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: Thomas Huth , "Dr. David Alan Gilbert" , Stefan Hajnoczi , kraxel@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" 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 --- v2: * Use @option{-device ...} [Thomas] * Suggest qemu-xhci instead of nec-usb-xhci [Thomas and David] --- qemu-options.hx | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/qemu-options.hx b/qemu-options.hx index 9621e934c0..1fb362f06f 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 2.21.0