From nobody Mon Feb 9 19:04:58 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) client-ip=209.132.183.28; envelope-from=libvir-list-bounces@redhat.com; helo=mx1.redhat.com; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; dmarc=pass(p=none dis=none) header.from=redhat.com Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 154894533135432.84954297717343; Thu, 31 Jan 2019 06:35:31 -0800 (PST) Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 6A3EBC070460; Thu, 31 Jan 2019 14:35:26 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id F3A30177AB; Thu, 31 Jan 2019 14:35:25 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 4A39F180339F; Thu, 31 Jan 2019 14:35:25 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id x0VEZEp7028206 for ; Thu, 31 Jan 2019 09:35:14 -0500 Received: by smtp.corp.redhat.com (Postfix) id B3B16277B9; Thu, 31 Jan 2019 14:35:13 +0000 (UTC) Received: from kinshicho.brq.redhat.com (unknown [10.43.2.212]) by smtp.corp.redhat.com (Postfix) with ESMTPS id C5F2A26170 for ; Thu, 31 Jan 2019 14:35:12 +0000 (UTC) From: Andrea Bolognani To: libvir-list@redhat.com Date: Thu, 31 Jan 2019 15:34:19 +0100 Message-Id: <20190131143421.13012-3-abologna@redhat.com> In-Reply-To: <20190131143421.13012-1-abologna@redhat.com> References: <20190131143421.13012-1-abologna@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-loop: libvir-list@redhat.com Subject: [libvirt] [PATCH 2/4] qemu: Add PCI support for RISC-V guests X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.32]); Thu, 31 Jan 2019 14:35:28 +0000 (UTC) Content-Type: text/plain; charset="utf-8" virtio-mmio is still used by default, so if PCI is desired it's necessary to explicitly opt-in by adding an appropriate
element to the corresponding device. Signed-off-by: Andrea Bolognani Reviewed-by: J=C3=A1n Tomko --- src/qemu/qemu_capabilities.c | 4 +++- src/qemu/qemu_domain.c | 2 ++ src/qemu/qemu_domain_address.c | 3 ++- 3 files changed, 7 insertions(+), 2 deletions(-) diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c index f504db7d05..6fe8693170 100644 --- a/src/qemu/qemu_capabilities.c +++ b/src/qemu/qemu_capabilities.c @@ -1741,8 +1741,10 @@ bool virQEMUCapsHasPCIMultiBus(virQEMUCapsPtr qemuCa= ps, /* If ARM 'virt' supports PCI, it supports multibus. * No extra conditions here for simplicity. */ - if (qemuDomainIsARMVirt(def)) + if (qemuDomainIsARMVirt(def) || + qemuDomainIsRISCVVirt(def)) { return true; + } =20 return false; } diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c index 5bfe4fe14e..0b8e6fa011 100644 --- a/src/qemu/qemu_domain.c +++ b/src/qemu/qemu_domain.c @@ -3380,6 +3380,8 @@ qemuDomainDefAddDefaultDevices(virDomainDefPtr def, case VIR_ARCH_RISCV32: case VIR_ARCH_RISCV64: addDefaultUSB =3D false; + if (qemuDomainIsRISCVVirt(def)) + addPCIeRoot =3D virQEMUCapsGet(qemuCaps, QEMU_CAPS_OBJECT_GPEX= ); break; =20 case VIR_ARCH_S390: diff --git a/src/qemu/qemu_domain_address.c b/src/qemu/qemu_domain_address.c index c376f3f897..c35ecd8585 100644 --- a/src/qemu/qemu_domain_address.c +++ b/src/qemu/qemu_domain_address.c @@ -2369,7 +2369,8 @@ qemuDomainSupportsPCI(virDomainDefPtr def, if (STREQ(def->os.machine, "versatilepb")) return true; =20 - if (qemuDomainIsARMVirt(def) && + if ((qemuDomainIsARMVirt(def) || + qemuDomainIsRISCVVirt(def)) && virQEMUCapsGet(qemuCaps, QEMU_CAPS_OBJECT_GPEX)) return true; =20 --=20 2.20.1 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list