From nobody Wed Nov 12 16:45:03 2025 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=1571467807; cv=none; d=zoho.com; s=zohoarc; b=lb/JbRUYC5+q4PtySk+aO4KD6BgIqHhvPt3SDrXL81WEMfNj9MF9XmGtP/QFUTrKGSkunF2Ggr1j9D9+nkRNB5OBT2TgIIrrH1XOE9jc4MUfLVcHa7OiKvFwQhDha6tWcoIkCL6Kc+0crcLlF9QRWzmrRJXPYngWH/g7Xf6dIrE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1571467807; h=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=vNWHMBEKiBmOHXxGsMjMCicGpB/46K/gjID7fPj0Z34=; b=FeiYkySJhN9VJBnM6potmQM+SFS4Mk9uS9rqG0YNRr5KyPQPjhA+mXyydi4DazdWtRGdR4EwyycsFCr2hurB6iJH4L4DvAtyUuzK/R73S/dSpSEpDyQPcV0CjQO/jj8JmtHsigHKyIzTlQ94R8D+wYj42vnnmQx4Bxy8BHYnYMo= 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 15714678075581020.4089167233018; Fri, 18 Oct 2019 23:50:07 -0700 (PDT) Received: from localhost ([::1]:49992 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iLiYw-0006SB-2y for importer@patchew.org; Sat, 19 Oct 2019 02:50:06 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60007) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iLiPO-0004Se-PP for qemu-devel@nongnu.org; Sat, 19 Oct 2019 02:40:15 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iLiPN-0004a0-O5 for qemu-devel@nongnu.org; Sat, 19 Oct 2019 02:40:14 -0400 Received: from mx1.redhat.com ([209.132.183.28]:60006) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iLiPL-0004XF-H7; Sat, 19 Oct 2019 02:40:11 -0400 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id A6BF810C092D; Sat, 19 Oct 2019 06:40:10 +0000 (UTC) Received: from localhost (ovpn-116-50.ams2.redhat.com [10.36.116.50]) by smtp.corp.redhat.com (Postfix) with ESMTP id 09D955D9CC; Sat, 19 Oct 2019 06:40:01 +0000 (UTC) From: Stefan Hajnoczi To: qemu-devel@nongnu.org Subject: [PATCH v3 14/16] libqos: make the virtio-pci BAR index configurable Date: Sat, 19 Oct 2019 07:38:08 +0100 Message-Id: <20191019063810.6944-15-stefanha@redhat.com> In-Reply-To: <20191019063810.6944-1-stefanha@redhat.com> References: <20191019063810.6944-1-stefanha@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.6.2 (mx1.redhat.com [10.5.110.66]); Sat, 19 Oct 2019 06:40:10 +0000 (UTC) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 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: Fam Zheng , Laurent Vivier , Thomas Huth , qemu-block@nongnu.org, slp@redhat.com, "Michael S. Tsirkin" , Stefan Hajnoczi , Paolo Bonzini Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" The Legacy virtio-pci interface always uses BAR 0. VIRTIO 1.0 may need to use a different BAR index, so make it configurable. Signed-off-by: Stefan Hajnoczi Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Thomas Huth --- v3: * Change uint8_t bar_idx to int [Thomas] --- tests/libqos/virtio-pci.h | 2 ++ tests/libqos/virtio-pci.c | 3 ++- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/tests/libqos/virtio-pci.h b/tests/libqos/virtio-pci.h index 0e4a8b7b00..78a1c15c2a 100644 --- a/tests/libqos/virtio-pci.h +++ b/tests/libqos/virtio-pci.h @@ -25,6 +25,8 @@ typedef struct QVirtioPCIDevice { uint16_t config_msix_entry; uint64_t config_msix_addr; uint32_t config_msix_data; + + int bar_idx; } QVirtioPCIDevice; =20 struct QVirtioPCIMSIXOps { diff --git a/tests/libqos/virtio-pci.c b/tests/libqos/virtio-pci.c index c900742f96..e9595603f5 100644 --- a/tests/libqos/virtio-pci.c +++ b/tests/libqos/virtio-pci.c @@ -310,7 +310,7 @@ static const QVirtioPCIMSIXOps qvirtio_pci_msix_ops_leg= acy =3D { void qvirtio_pci_device_enable(QVirtioPCIDevice *d) { qpci_device_enable(d->pdev); - d->bar =3D qpci_iomap(d->pdev, 0, NULL); + d->bar =3D qpci_iomap(d->pdev, d->bar_idx, NULL); } =20 void qvirtio_pci_device_disable(QVirtioPCIDevice *d) @@ -400,6 +400,7 @@ static void qvirtio_pci_init_from_pcidev(QVirtioPCIDevi= ce *dev, QPCIDevice *pci_ { dev->pdev =3D pci_dev; dev->vdev.device_type =3D qpci_config_readw(pci_dev, PCI_SUBSYSTEM_ID); + dev->bar_idx =3D 0; =20 dev->config_msix_entry =3D -1; dev->msix_ops =3D &qvirtio_pci_msix_ops_legacy; --=20 2.21.0