From nobody Sat Nov 15 22:33:51 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=quarantine dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1747242632; cv=none; d=zohomail.com; s=zohoarc; b=iNUoUNshQS6wkxWmasi/BxVfMkIVv96tTZh7T6avEbHeN3RF8EIqkXieceLdBbtl2NaW+NCvN+j+R7idDUGYU/rGASbv/I6cD8kMdHYK/fnXaqBqWsH64pyZNBlo9w9iRDKkEAM7NXBwNkh9pfLEpZ0iiMqZzSuU4s1VV5y+8xE= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1747242632; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=uOgagoQbQa+YMDdJYWRuhwDrdLu99VVST32rRop9ovs=; b=dYI9te1etJer1QKzG0OcJrg6L6BFnS/FGm2Ihuzzdbf9S54px411DZOz7xkLdy/mfwFIFiCssVY4VU5RM8GMMyuE6fcfp1xZStUC8HsO7MOmSx1z5UGq8BABkwQ34kBHVFNnayBgpO3kSZmfRsFhtsCWByfW924XVVY1dvuq76k= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=quarantine dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1747242632137771.5806476010705; Wed, 14 May 2025 10:10:32 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uFFYS-00028J-VR; Wed, 14 May 2025 13:06:05 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uFFYP-00023w-1R for qemu-devel@nongnu.org; Wed, 14 May 2025 13:06:01 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uFFYL-0007ie-Iz for qemu-devel@nongnu.org; Wed, 14 May 2025 13:06:00 -0400 Received: from mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-261-mh1HELJVNzmNNRFWKNIY-g-1; Wed, 14 May 2025 13:05:47 -0400 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 1576518004AD; Wed, 14 May 2025 17:05:46 +0000 (UTC) Received: from laptop.redhat.com (unknown [10.44.32.14]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id C8D7330001B0; Wed, 14 May 2025 17:05:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1747242350; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=uOgagoQbQa+YMDdJYWRuhwDrdLu99VVST32rRop9ovs=; b=CgoacY6L6P1kqP1OhTRHbSffEcan6Co0eYy3udQBtF/EOd0zU7Kx+4nUjy9Tq2PePdWURf TgyloLUYzBS9X/fqU4FLG9O2F1JEoro8XUfeUhWk6LCx+ZlLT+FpoD8UKz3HCjCRezFB5r byk5gALpDvy8aNoXdx3fr+ZpUfH3m9E= X-MC-Unique: mh1HELJVNzmNNRFWKNIY-g-1 X-Mimecast-MFC-AGG-ID: mh1HELJVNzmNNRFWKNIY-g_1747242346 From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, peter.maydell@linaro.org, imammedo@redhat.com, anisinha@redhat.com, mst@redhat.com, shannon.zhaosl@gmail.com Cc: pbonzini@redhat.com, Jonathan.Cameron@huawei.com, philmd@linaro.org Subject: [PATCH 13/22] hw/i386/acpi-build: Introduce and use acpi_get_pci_host Date: Wed, 14 May 2025 19:01:00 +0200 Message-ID: <20250514170431.2786231-14-eric.auger@redhat.com> In-Reply-To: <20250514170431.2786231-1-eric.auger@redhat.com> References: <20250514170431.2786231-1-eric.auger@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 Received-SPF: pass (zohomail.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; Received-SPF: pass client-ip=170.10.129.124; envelope-from=eric.auger@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -37 X-Spam_score: -3.8 X-Spam_bar: --- X-Spam_report: (-3.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.686, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1747242633261019000 Content-Type: text/plain; charset="utf-8" pcihp acpi_set_pci_info() generic code currently uses acpi_get_i386_pci_host() to retrieve the pci host bridge. Let's rename acpi_get_i386_pci_host into acpi_get_pci_host and move it in pci generic code. The helper is augmented with the support of ARM GPEX. Signed-off-by: Eric Auger Reviewed-by: Gustavo Romero --- include/hw/acpi/pci.h | 2 ++ hw/acpi/pci.c | 20 ++++++++++++++++++++ hw/acpi/pcihp.c | 3 ++- hw/i386/acpi-build.c | 24 ++++-------------------- 4 files changed, 28 insertions(+), 21 deletions(-) diff --git a/include/hw/acpi/pci.h b/include/hw/acpi/pci.h index 4dca22c0e2..310cbd02db 100644 --- a/include/hw/acpi/pci.h +++ b/include/hw/acpi/pci.h @@ -41,4 +41,6 @@ void build_pci_bridge_aml(AcpiDevAmlIf *adev, Aml *scope); =20 void build_srat_generic_affinity_structures(GArray *table_data); =20 +Object *acpi_get_pci_host(void); + #endif diff --git a/hw/acpi/pci.c b/hw/acpi/pci.c index d511a85029..4191886ebe 100644 --- a/hw/acpi/pci.c +++ b/hw/acpi/pci.c @@ -26,6 +26,7 @@ #include "qemu/osdep.h" #include "qemu/error-report.h" #include "qom/object_interfaces.h" +#include "qom/object.h" #include "qapi/error.h" #include "hw/boards.h" #include "hw/acpi/aml-build.h" @@ -33,6 +34,9 @@ #include "hw/pci/pci_bridge.h" #include "hw/pci/pci_device.h" #include "hw/pci/pcie_host.h" +#include "hw/pci-host/i440fx.h" +#include "hw/pci-host/q35.h" +#include "hw/pci-host/gpex.h" =20 /* * PCI Firmware Specification, Revision 3.0 @@ -301,3 +305,19 @@ void build_srat_generic_affinity_structures(GArray *ta= ble_data) object_child_foreach_recursive(object_get_root(), build_acpi_generic_p= ort, table_data); } + +Object *acpi_get_pci_host(void) +{ + Object *host; + + host =3D object_resolve_type_unambiguous(TYPE_I440FX_PCI_HOST_BRIDGE, = NULL); + if (host) { + return host; + } + host =3D object_resolve_type_unambiguous(TYPE_Q35_HOST_DEVICE, NULL); + if (host) { + return host; + } + host =3D object_resolve_type_unambiguous(TYPE_GPEX_HOST, NULL); + return host; +} diff --git a/hw/acpi/pcihp.c b/hw/acpi/pcihp.c index 942669ea89..d800371ddc 100644 --- a/hw/acpi/pcihp.c +++ b/hw/acpi/pcihp.c @@ -36,6 +36,7 @@ #include "hw/pci-bridge/xio3130_downstream.h" #include "hw/i386/acpi-build.h" #include "hw/acpi/acpi.h" +#include "hw/acpi/pci.h" #include "hw/pci/pci_bus.h" #include "migration/vmstate.h" #include "qapi/error.h" @@ -102,7 +103,7 @@ static void *acpi_set_bsel(PCIBus *bus, void *opaque) static void acpi_set_pci_info(bool has_bridge_hotplug) { static bool bsel_is_set; - Object *host =3D acpi_get_i386_pci_host(); + Object *host =3D acpi_get_pci_host(); PCIBus *bus; BSELInfo info =3D { .bsel_alloc =3D ACPI_PCIHP_BSEL_DEFAULT, .has_bridge_hotplug =3D has_bridge_hotplug }; diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 06b4b8eed4..bcfba2ccb3 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -269,27 +269,11 @@ static void acpi_get_misc_info(AcpiMiscInfo *info) #endif } =20 -/* - * Because of the PXB hosts we cannot simply query TYPE_PCI_HOST_BRIDGE. - * On i386 arch we only have two pci hosts, so we can look only for them. - */ -Object *acpi_get_i386_pci_host(void) -{ - PCIHostState *host; - - host =3D PCI_HOST_BRIDGE(object_resolve_path("/machine/i440fx", NULL)); - if (!host) { - host =3D PCI_HOST_BRIDGE(object_resolve_path("/machine/q35", NULL)= ); - } - - return OBJECT(host); -} - static void acpi_get_pci_holes(Range *hole, Range *hole64) { Object *pci_host; =20 - pci_host =3D acpi_get_i386_pci_host(); + pci_host =3D acpi_get_pci_host(); =20 if (!pci_host) { return; @@ -1245,7 +1229,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, =20 sb_scope =3D aml_scope("\\_SB"); { - Object *pci_host =3D acpi_get_i386_pci_host(); + Object *pci_host =3D acpi_get_pci_host(); =20 if (pci_host) { PCIBus *pbus =3D PCI_HOST_BRIDGE(pci_host)->bus; @@ -1306,7 +1290,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, if (pm->pcihp_bridge_en || pm->pcihp_root_en) { bool has_pcnt; =20 - Object *pci_host =3D acpi_get_i386_pci_host(); + Object *pci_host =3D acpi_get_pci_host(); PCIBus *b =3D PCI_HOST_BRIDGE(pci_host)->bus; =20 scope =3D aml_scope("\\_SB.PCI0"); @@ -1946,7 +1930,7 @@ static bool acpi_get_mcfg(AcpiMcfgInfo *mcfg) Object *pci_host; QObject *o; =20 - pci_host =3D acpi_get_i386_pci_host(); + pci_host =3D acpi_get_pci_host(); if (!pci_host) { return false; } --=20 2.49.0