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=-18.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 686A5C433E6 for ; Mon, 1 Feb 2021 15:38:59 +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 1FD1464DE1 for ; Mon, 1 Feb 2021 15:38:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1FD1464DE1 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]:52838 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l6bI2-0000IM-5r for qemu-devel@archiver.kernel.org; Mon, 01 Feb 2021 10:38:58 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:39964) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l6bFu-00068y-UQ for qemu-devel@nongnu.org; Mon, 01 Feb 2021 10:36:47 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:37531) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1l6bFq-0001wr-Bs for qemu-devel@nongnu.org; Mon, 01 Feb 2021 10:36:46 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1612193801; 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=dF+DNiXzOE5QV+MXlTEAPcImOxnJARCsewEVeGhWiIE=; b=jL+EH1QpzkogW7DN+JOPRwxCrJBSd0mZJi7WRvgG2yf/PB64C72DjBGw4si93Y0KnioPtt OBpvmmTfHCgKMNSGatNXxYeDfbseMzsSVyK31vui+sygt1OFztjj1Y9wSSvok9K2UACFki gRRolTXIEOcVbebLAfhMpctYRYZmm3o= 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-454-mfD5Ihs-Psy6Cy2bGmP-Bw-1; Mon, 01 Feb 2021 10:36:36 -0500 X-MC-Unique: mfD5Ihs-Psy6Cy2bGmP-Bw-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id C77088030AE; Mon, 1 Feb 2021 15:36:35 +0000 (UTC) Received: from localhost.localdomain.com (ovpn-114-195.ams2.redhat.com [10.36.114.195]) by smtp.corp.redhat.com (Postfix) with ESMTP id 8BDAA5D6BA; Mon, 1 Feb 2021 15:36:20 +0000 (UTC) From: =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH RFC 1/4] docs: add a table showing x86-64 ABI compatibility levels Date: Mon, 1 Feb 2021 15:36:03 +0000 Message-Id: <20210201153606.4158076-2-berrange@redhat.com> In-Reply-To: <20210201153606.4158076-1-berrange@redhat.com> References: <20210201153606.4158076-1-berrange@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=berrange@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=63.128.21.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.351, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Florian Weimer , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Eduardo Habkost , "Michael S. Tsirkin" , Richard Henderson , Cleber Rosa , Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" It is useful to know which CPUs satisfy each x86-64 ABI compatibility level, when dealing with guest OS that require something newer than the baseline ABI. These ABI levels are defined in: https://gitlab.com/x86-psABIs/x86-64-ABI/ and supported by GCC, CLang, GLibC and more. Signed-off-by: Daniel P. Berrangé --- MAINTAINERS | 2 +- docs/system/cpu-models-x86-abi.csv | 121 +++++++++++++++++++++++++++++ docs/system/cpu-models-x86.rst.inc | 18 +++++ 3 files changed, 140 insertions(+), 1 deletion(-) create mode 100644 docs/system/cpu-models-x86-abi.csv diff --git a/MAINTAINERS b/MAINTAINERS index fbb228ef2b..bb8d60c458 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -344,7 +344,7 @@ F: tests/tcg/i386/ F: tests/tcg/x86_64/ F: hw/i386/ F: disas/i386.c -F: docs/system/cpu-models-x86.rst.inc +F: docs/system/cpu-models-x86* T: git https://gitlab.com/ehabkost/qemu.git x86-next Xtensa TCG CPUs diff --git a/docs/system/cpu-models-x86-abi.csv b/docs/system/cpu-models-x86-abi.csv new file mode 100644 index 0000000000..4565e6a535 --- /dev/null +++ b/docs/system/cpu-models-x86-abi.csv @@ -0,0 +1,121 @@ +Model,baseline,v2,v3,v4 +486,,,, +486-v1,,,, +Broadwell,✅,✅,✅, +Broadwell-IBRS,✅,✅,✅, +Broadwell-noTSX,✅,✅,✅, +Broadwell-noTSX-IBRS,✅,✅,✅, +Broadwell-v1,✅,✅,✅, +Broadwell-v2,✅,✅,✅, +Broadwell-v3,✅,✅,✅, +Broadwell-v4,✅,✅,✅, +Cascadelake-Server,✅,✅,✅,✅ +Cascadelake-Server-noTSX,✅,✅,✅,✅ +Cascadelake-Server-v1,✅,✅,✅,✅ +Cascadelake-Server-v2,✅,✅,✅,✅ +Cascadelake-Server-v3,✅,✅,✅,✅ +Cascadelake-Server-v4,✅,✅,✅,✅ +Conroe,✅,,, +Conroe-v1,✅,,, +Cooperlake,✅,✅,✅,✅ +Cooperlake-v1,✅,✅,✅,✅ +Denverton,✅,✅,, +Denverton-v1,✅,✅,, +Denverton-v2,✅,✅,, +Dhyana,✅,✅,✅, +Dhyana-v1,✅,✅,✅, +EPYC,✅,✅,✅, +EPYC-IBPB,✅,✅,✅, +EPYC-Rome,✅,✅,✅, +EPYC-Rome-v1,✅,✅,✅, +EPYC-v1,✅,✅,✅, +EPYC-v2,✅,✅,✅, +EPYC-v3,✅,✅,✅, +Haswell,✅,✅,✅, +Haswell-IBRS,✅,✅,✅, +Haswell-noTSX,✅,✅,✅, +Haswell-noTSX-IBRS,✅,✅,✅, +Haswell-v1,✅,✅,✅, +Haswell-v2,✅,✅,✅, +Haswell-v3,✅,✅,✅, +Haswell-v4,✅,✅,✅, +Icelake-Client,✅,✅,✅, +Icelake-Client-noTSX,✅,✅,✅, +Icelake-Client-v1,✅,✅,✅, +Icelake-Client-v2,✅,✅,✅, +Icelake-Server,✅,✅,✅,✅ +Icelake-Server-noTSX,✅,✅,✅,✅ +Icelake-Server-v1,✅,✅,✅,✅ +Icelake-Server-v2,✅,✅,✅,✅ +Icelake-Server-v3,✅,✅,✅,✅ +Icelake-Server-v4,✅,✅,✅,✅ +IvyBridge,✅,✅,, +IvyBridge-IBRS,✅,✅,, +IvyBridge-v1,✅,✅,, +IvyBridge-v2,✅,✅,, +KnightsMill,✅,✅,✅, +KnightsMill-v1,✅,✅,✅, +Nehalem,✅,✅,, +Nehalem-IBRS,✅,✅,, +Nehalem-v1,✅,✅,, +Nehalem-v2,✅,✅,, +Opteron_G1,✅,,, +Opteron_G1-v1,✅,,, +Opteron_G2,✅,,, +Opteron_G2-v1,✅,,, +Opteron_G3,✅,,, +Opteron_G3-v1,✅,,, +Opteron_G4,✅,✅,, +Opteron_G4-v1,✅,✅,, +Opteron_G5,✅,✅,, +Opteron_G5-v1,✅,✅,, +Penryn,✅,,, +Penryn-v1,✅,,, +SandyBridge,✅,✅,, +SandyBridge-IBRS,✅,✅,, +SandyBridge-v1,✅,✅,, +SandyBridge-v2,✅,✅,, +Skylake-Client,✅,✅,✅, +Skylake-Client-IBRS,✅,✅,✅, +Skylake-Client-noTSX-IBRS,✅,✅,✅, +Skylake-Client-v1,✅,✅,✅, +Skylake-Client-v2,✅,✅,✅, +Skylake-Client-v3,✅,✅,✅, +Skylake-Server,✅,✅,✅,✅ +Skylake-Server-IBRS,✅,✅,✅,✅ +Skylake-Server-noTSX-IBRS,✅,✅,✅,✅ +Skylake-Server-v1,✅,✅,✅,✅ +Skylake-Server-v2,✅,✅,✅,✅ +Skylake-Server-v3,✅,✅,✅,✅ +Skylake-Server-v4,✅,✅,✅,✅ +Snowridge,✅,✅,, +Snowridge-v1,✅,✅,, +Snowridge-v2,✅,✅,, +Westmere,✅,✅,, +Westmere-IBRS,✅,✅,, +Westmere-v1,✅,✅,, +Westmere-v2,✅,✅,, +athlon,,,, +athlon-v1,,,, +core2duo,✅,,, +core2duo-v1,✅,,, +coreduo,,,, +coreduo-v1,,,, +kvm32,,,, +kvm32-v1,,,, +kvm64,✅,,, +kvm64-v1,✅,,, +n270,,,, +n270-v1,,,, +pentium,,,, +pentium-v1,,,, +pentium2,,,, +pentium2-v1,,,, +pentium3,,,, +pentium3-v1,,,, +phenom,✅,,, +phenom-v1,✅,,, +qemu32,,,, +qemu32-v1,,,, +qemu64,✅,,, +qemu64-v1,✅,,, diff --git a/docs/system/cpu-models-x86.rst.inc b/docs/system/cpu-models-x86.rst.inc index 9a2327828e..b964b29c78 100644 --- a/docs/system/cpu-models-x86.rst.inc +++ b/docs/system/cpu-models-x86.rst.inc @@ -39,6 +39,24 @@ CPU, as they would with "Host passthrough", but gives much of the benefit of passthrough, while making live migration safe. +ABI compatibility levels for CPU models +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + +The x86_64 architecture has a number of `ABI compatibility levels`_ +defined. Traditionally most operating systems and toolchains would +only target the original baseline ABI. It is expected that in +future OS and toolchains are likely to target newer ABIs. The +following table illustrates which ABI compatibility levels can be +satisfied by the QEMU CPU models + +.. _ABI compatibility levels: https://gitlab.com/x86-psABIs/x86-64-ABI/ + +.. csv-table:: x86-64 ABI compatibility levels + :file: cpu-models-x86-abi.csv + :widths: 40,15,15,15,15 + :header-rows: 1 + + Preferred CPU models for Intel x86 hosts ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -- 2.29.2