From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 15A37C47247 for ; Tue, 5 May 2020 13:47:30 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D7EC4206A5 for ; Tue, 5 May 2020 13:47:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="AJRT//Pe" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D7EC4206A5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:50130 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jVxuz-0006Rh-07 for qemu-devel@archiver.kernel.org; Tue, 05 May 2020 09:47:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49540) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jVxr4-0000Nh-0q for qemu-devel@nongnu.org; Tue, 05 May 2020 09:43:26 -0400 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:53737 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jVxr1-0003T1-3q for qemu-devel@nongnu.org; Tue, 05 May 2020 09:43:25 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1588686202; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=AkzOmJ453aBGs+rRX72gsPbaw2iO6z3DgUXBGV9tl0M=; b=AJRT//PerhQCufEqzRbvx0hFvFjcptxOmlQCTeeqlXF9L+6lrw9I1vJLI5DNt1DGBOm7Mq KgA9k5OJ2nLiDtFPUkyQySfYi4vaA/uFVmJYdA0W0nWYi1hRYbv64famjzYbNZmhD+GrMU EvGLndBbFbvVAdYmN9GvQKA6tulaOdk= 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-4-ORMOH5CuOTW8CFN82yLycg-1; Tue, 05 May 2020 09:43:18 -0400 X-MC-Unique: ORMOH5CuOTW8CFN82yLycg-1 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 mimecast-mx01.redhat.com (Postfix) with ESMTPS id 68241461; Tue, 5 May 2020 13:43:17 +0000 (UTC) Received: from sirius.home.kraxel.org (ovpn-113-193.ams2.redhat.com [10.36.113.193]) by smtp.corp.redhat.com (Postfix) with ESMTP id DC9BA5D9D5; Tue, 5 May 2020 13:43:06 +0000 (UTC) Received: by sirius.home.kraxel.org (Postfix, from userid 1000) id D9FF317532; Tue, 5 May 2020 15:43:05 +0200 (CEST) From: Gerd Hoffmann To: qemu-devel@nongnu.org Subject: [PATCH v2 03/13] acpi: madt: skip pci override on pci-less systems (microvm) Date: Tue, 5 May 2020 15:42:55 +0200 Message-Id: <20200505134305.22666-4-kraxel@redhat.com> In-Reply-To: <20200505134305.22666-1-kraxel@redhat.com> References: <20200505134305.22666-1-kraxel@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=205.139.110.120; envelope-from=kraxel@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/05 03:48:16 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=0.001, 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_H2=-0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action 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: Eduardo Habkost , Sergio Lopez , "Michael S. Tsirkin" , Gerd Hoffmann , Igor Mammedov , Paolo Bonzini , Richard Henderson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Gerd Hoffmann --- hw/i386/acpi-common.h | 3 ++- hw/i386/acpi-build.c | 2 +- hw/i386/acpi-common.c | 26 +++++++++++++++----------- 3 files changed, 18 insertions(+), 13 deletions(-) diff --git a/hw/i386/acpi-common.h b/hw/i386/acpi-common.h index c30e461f1854..9cac18dddf5b 100644 --- a/hw/i386/acpi-common.h +++ b/hw/i386/acpi-common.h @@ -9,6 +9,7 @@ #define ACPI_BUILD_IOAPIC_ID 0x0 =20 void acpi_build_madt(GArray *table_data, BIOSLinker *linker, - X86MachineState *x86ms, AcpiDeviceIf *adev); + X86MachineState *x86ms, AcpiDeviceIf *adev, + bool has_pci); =20 #endif diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index eb530e5cd56d..4cce2192eeb0 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -2441,7 +2441,7 @@ void acpi_build(AcpiBuildTables *tables, MachineState= *machine) =20 acpi_add_table(table_offsets, tables_blob); acpi_build_madt(tables_blob, tables->linker, x86ms, - ACPI_DEVICE_IF(pcms->acpi_dev)); + ACPI_DEVICE_IF(pcms->acpi_dev), true); =20 vmgenid_dev =3D find_vmgenid_dev(); if (vmgenid_dev) { diff --git a/hw/i386/acpi-common.c b/hw/i386/acpi-common.c index 5caca16a0b59..ab9b00581a15 100644 --- a/hw/i386/acpi-common.c +++ b/hw/i386/acpi-common.c @@ -72,7 +72,8 @@ void pc_madt_cpu_entry(AcpiDeviceIf *adev, int uid, } =20 void acpi_build_madt(GArray *table_data, BIOSLinker *linker, - X86MachineState *x86ms, AcpiDeviceIf *adev) + X86MachineState *x86ms, AcpiDeviceIf *adev, + bool has_pci) { MachineClass *mc =3D MACHINE_GET_CLASS(x86ms); const CPUArchIdList *apic_ids =3D mc->possible_cpu_arch_ids(MACHINE(x8= 6ms)); @@ -111,18 +112,21 @@ void acpi_build_madt(GArray *table_data, BIOSLinker *= linker, intsrcovr->gsi =3D cpu_to_le32(2); intsrcovr->flags =3D cpu_to_le16(0); /* conforms to bus specifica= tions */ } - for (i =3D 1; i < 16; i++) { + + if (has_pci) { + for (i =3D 1; i < 16; i++) { #define ACPI_BUILD_PCI_IRQS ((1<<5) | (1<<9) | (1<<10) | (1<<11)) - if (!(ACPI_BUILD_PCI_IRQS & (1 << i))) { - /* No need for a INT source override structure. */ - continue; + if (!(ACPI_BUILD_PCI_IRQS & (1 << i))) { + /* No need for a INT source override structure. */ + continue; + } + intsrcovr =3D acpi_data_push(table_data, sizeof *intsrcovr); + intsrcovr->type =3D ACPI_APIC_XRUPT_OVERRIDE; + intsrcovr->length =3D sizeof(*intsrcovr); + intsrcovr->source =3D i; + intsrcovr->gsi =3D cpu_to_le32(i); + intsrcovr->flags =3D cpu_to_le16(0xd); /* active high, level = triggered */ } - intsrcovr =3D acpi_data_push(table_data, sizeof *intsrcovr); - intsrcovr->type =3D ACPI_APIC_XRUPT_OVERRIDE; - intsrcovr->length =3D sizeof(*intsrcovr); - intsrcovr->source =3D i; - intsrcovr->gsi =3D cpu_to_le32(i); - intsrcovr->flags =3D cpu_to_le16(0xd); /* active high, level trig= gered */ } =20 if (x2apic_mode) { --=20 2.18.4