From nobody Wed Nov 12 17:58:32 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; dkim=fail; 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=1572286058; cv=none; d=zoho.com; s=zohoarc; b=Lvs12Q8ZIxv+LttpeXvhBsszL94+qRdw/GsXGy/Zzvr7SwFdseQZNP+1XCQiQMeBwkIJ4Ag/2S0mdjdvJHFHo9OnzgTS4fbIz3sSCpo1HMz84Q5sINEFfCjvGAtv+E4FOlWpe4tS6KKdBBwdi1qZy3eCm51hF64u8CEBIT7w9Vw= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1572286058; 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=S/Dx+PbxKqebN9kqK3yoqBeSkpzxICQMpRExQnwgy+Q=; b=EnNO8f3p8bb9SFSTca9ivAX6NRTB3xq2QiI0DGtoxQNh0j1BzHcfeaoaHaB5jeizHv32td/B3g7SFOXweWSnSE11+ATWBSiyoY3EAjPsPdJwuBHJikDVsODMSTr2ODNOhZqq1U2vaK9hQGU8a9V1nZeOAZPHzcM9ha/Lrnvibn4= ARC-Authentication-Results: i=1; mx.zoho.com; dkim=fail; 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 1572286058071821.5283501686272; Mon, 28 Oct 2019 11:07:38 -0700 (PDT) Received: from localhost ([::1]:39968 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iP9QW-0007OV-70 for importer@patchew.org; Mon, 28 Oct 2019 14:07:36 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:41301) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iP80J-0002cj-74 for qemu-devel@nongnu.org; Mon, 28 Oct 2019 12:36:28 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iP80F-0007xH-4M for qemu-devel@nongnu.org; Mon, 28 Oct 2019 12:36:25 -0400 Received: from us-smtp-2.mimecast.com ([205.139.110.61]:46091 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iP80D-0007tF-6D for qemu-devel@nongnu.org; Mon, 28 Oct 2019 12:36:22 -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-178-nZHb64i5MISaPax7YXZxcw-1; Mon, 28 Oct 2019 12:36:14 -0400 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 mimecast-mx01.redhat.com (Postfix) with ESMTPS id 6134D1800DCB; Mon, 28 Oct 2019 16:36:13 +0000 (UTC) Received: from x1w.redhat.com (ovpn-204-87.brq.redhat.com [10.40.204.87]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 792D91C941; Mon, 28 Oct 2019 16:36:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1572280578; 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=S/Dx+PbxKqebN9kqK3yoqBeSkpzxICQMpRExQnwgy+Q=; b=EkG6+qiG86lO98dIiFm/qnNMNf3Tpc8Zlbu8GZj4WvKYFSce1J7yhf4a/1K0ZIfIzCFo+p tGj9hkbTfALqy23Szh0D69v9PVXv/EYHQy/iK6IUZKGWMdL46jfTf25fGXdZ8rZVlrfRoh QfCEaoMZotLnc91n4bz6fuw1n0qQRTQ= From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PULL 13/20] hw/pci-host/piix: Extract piix3_create() Date: Mon, 28 Oct 2019 17:34:40 +0100 Message-Id: <20191028163447.18541-14-philmd@redhat.com> In-Reply-To: <20191028163447.18541-1-philmd@redhat.com> References: <20191028163447.18541-1-philmd@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-MC-Unique: nZHb64i5MISaPax7YXZxcw-1 X-Mimecast-Spam-Score: 0 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: 205.139.110.61 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: Esteban Bosse , =?UTF-8?q?Herv=C3=A9=20Poussineau?= , Aleksandar Markovic , Paolo Bonzini , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Aurelien Jarno 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" Extract the PIIX3 creation code from the i440fx_init() function. Reviewed-by: Aleksandar Markovic Reviewed-by: Esteban Bosse Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- hw/pci-host/piix.c | 51 ++++++++++++++++++++++++++++------------------ 1 file changed, 31 insertions(+), 20 deletions(-) diff --git a/hw/pci-host/piix.c b/hw/pci-host/piix.c index 2f4cbcbfe9..3292703de7 100644 --- a/hw/pci-host/piix.c +++ b/hw/pci-host/piix.c @@ -331,6 +331,36 @@ static void i440fx_realize(PCIDevice *dev, Error **err= p) } } =20 +static PIIX3State *piix3_create(PCIBus *pci_bus, ISABus **isa_bus) +{ + PIIX3State *piix3; + PCIDevice *pci_dev; + + /* + * Xen supports additional interrupt routes from the PCI devices to + * the IOAPIC: the four pins of each PCI device on the bus are also + * connected to the IOAPIC directly. + * These additional routes can be discovered through ACPI. + */ + if (xen_enabled()) { + pci_dev =3D pci_create_simple_multifunction(pci_bus, -1, true, + TYPE_PIIX3_XEN_DEVICE); + piix3 =3D PIIX3_PCI_DEVICE(pci_dev); + pci_bus_irqs(pci_bus, xen_piix3_set_irq, xen_pci_slot_get_pirq, + piix3, XEN_PIIX_NUM_PIRQS); + } else { + pci_dev =3D pci_create_simple_multifunction(pci_bus, -1, true, + TYPE_PIIX3_DEVICE); + piix3 =3D PIIX3_PCI_DEVICE(pci_dev); + pci_bus_irqs(pci_bus, piix3_set_irq, pci_slot_get_pirq, + piix3, PIIX_NUM_PIRQS); + pci_bus_set_route_irq_fn(pci_bus, piix3_route_intx_pin_to_irq); + } + *isa_bus =3D ISA_BUS(qdev_get_child_bus(DEVICE(piix3), "isa.0")); + + return piix3; +} + PCIBus *i440fx_init(const char *host_type, const char *pci_type, PCII440FXState **pi440fx_state, int *piix3_devfn, @@ -400,27 +430,8 @@ PCIBus *i440fx_init(const char *host_type, const char = *pci_type, PAM_EXPAN_SIZE); } =20 - /* Xen supports additional interrupt routes from the PCI devices to - * the IOAPIC: the four pins of each PCI device on the bus are also - * connected to the IOAPIC directly. - * These additional routes can be discovered through ACPI. */ - if (xen_enabled()) { - PCIDevice *pci_dev =3D pci_create_simple_multifunction(b, - -1, true, TYPE_PIIX3_XEN_DEVICE); - piix3 =3D PIIX3_PCI_DEVICE(pci_dev); - pci_bus_irqs(b, xen_piix3_set_irq, xen_pci_slot_get_pirq, - piix3, XEN_PIIX_NUM_PIRQS); - } else { - PCIDevice *pci_dev =3D pci_create_simple_multifunction(b, - -1, true, TYPE_PIIX3_DEVICE); - piix3 =3D PIIX3_PCI_DEVICE(pci_dev); - pci_bus_irqs(b, piix3_set_irq, pci_slot_get_pirq, piix3, - PIIX_NUM_PIRQS); - pci_bus_set_route_irq_fn(b, piix3_route_intx_pin_to_irq); - } + piix3 =3D piix3_create(b, isa_bus); piix3->pic =3D pic; - *isa_bus =3D ISA_BUS(qdev_get_child_bus(DEVICE(piix3), "isa.0")); - *piix3_devfn =3D piix3->dev.devfn; =20 ram_size =3D ram_size / 8 / 1024 / 1024; --=20 2.21.0