From nobody Mon Feb 9 22:38:29 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=fail; 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=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1631096228888298.4943358148589; Wed, 8 Sep 2021 03:17:08 -0700 (PDT) Received: from localhost ([::1]:56650 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mNudf-0006x3-SC for importer@patchew.org; Wed, 08 Sep 2021 06:17:07 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38990) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mNuRo-0006W0-BY for qemu-devel@nongnu.org; Wed, 08 Sep 2021 06:04:52 -0400 Received: from mail-wr1-x42b.google.com ([2a00:1450:4864:20::42b]:39779) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mNuRk-0002yb-UD for qemu-devel@nongnu.org; Wed, 08 Sep 2021 06:04:52 -0400 Received: by mail-wr1-x42b.google.com with SMTP id z4so2395987wrr.6 for ; Wed, 08 Sep 2021 03:04:48 -0700 (PDT) Received: from localhost.localdomain ([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.gmail.com with ESMTPSA id u8sm1683715wmq.45.2021.09.08.03.04.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Sep 2021 03:04:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=9O/uSfcdC+cHG3lQWgJFiwzz7AV82zYSbtbYbZk849c=; b=nMR3blziJ6CiWqtEbLhvW8IzLXrNxjitbuyC8ww7wQZNQ6xN8xOrfsFhLoTmcYCey9 EjuG4dp2vqpTUwHBWP5YDLKGc7q8NXQC4A/O9RCiLasmtWneaWyf2n7/atGO/3IxkYKM RpNMP/WLWj+RPCx0Eww/AebXOcdfCz2ikTVcVq422xYzbpee79TpxpJIjQFb6MO+83GX ZhoIuAYF/LpWWWkVI3NjWEW/Fqupwt8RdUzPOZg2HN5NPKgv9JYw19wK+rVBq9sBBS6g Rc/Lix0HhAFvp6OHNp+YtndAgSh4NUCComvJej5uV84gc0YrG8fYjf4jRioGGRSh/C2U jHew== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=9O/uSfcdC+cHG3lQWgJFiwzz7AV82zYSbtbYbZk849c=; b=uCLERiLwgtypPbh+fk9DK9EU3pAyUmJlLUwOvmEpPGnQyRO48XST+sWDV9x4u3Il41 LDKNb7XhhYggXViypkfiakDaNStTNzGztPfujLEGFYTqEWu8S0WQxMbgMnuLmxmAdPPb Mkbrv3W94Q91EHcBx7ZIAs5WkoGZH54k7pg0o99GMkkVM/3XUYaHXIhy5pDBq2j3mrrP m8kweQfh6PtpvS90SMajez9c/OdNQ2dI+jvksLfuK7jaiCu4BZGcA12VSWaov0H7PyRU IorUaK//3nGs49FtuUCnXU+W+5x1Hr4c+xE1mr7f1RX94XT/vspcemj0jxyghQKtJOOL ogMg== X-Gm-Message-State: AOAM531qoT9yfiSJj5JGgaEluUsN2LNVx6JEvPDtSh0erf2CF2V58CDj PCRC9ouLWMoeIAi4p3nE7tc3M0YfKeI= X-Google-Smtp-Source: ABdhPJxLVbYcJNImx3q97cFgyHe+0iVSzRJFqINSu4xt9gyAz00OucelSFK//mB/9uBxNyWTB2VmiQ== X-Received: by 2002:a05:6000:160d:: with SMTP id u13mr3179003wrb.17.1631095487525; Wed, 08 Sep 2021 03:04:47 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PULL v4 16/43] i386: Add SGX CPUID leaf FEAT_SGX_12_0_EBX Date: Wed, 8 Sep 2021 12:03:59 +0200 Message-Id: <20210908100426.264356-17-pbonzini@redhat.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210908100426.264356-1-pbonzini@redhat.com> References: <20210908100426.264356-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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=2a00:1450:4864:20::42b; envelope-from=paolo.bonzini@gmail.com; helo=mail-wr1-x42b.google.com X-Spam_score_int: 4 X-Spam_score: 0.4 X-Spam_bar: / X-Spam_report: (0.4 / 5.0 requ) DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.25, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.249, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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: Yang Zhong , Sean Christopherson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZM-MESSAGEID: 1631096231159100003 Content-Type: text/plain; charset="utf-8" From: Sean Christopherson CPUID leaf 12_0_EBX is an Intel-defined feature bits leaf enumerating the platform's SGX extended capabilities. Currently there is a single capabilitiy: - EXINFO: record information about #PFs and #GPs in the enclave's SSA Signed-off-by: Sean Christopherson Signed-off-by: Yang Zhong Message-Id: <20210719112136.57018-9-yang.zhong@intel.com> Signed-off-by: Paolo Bonzini --- target/i386/cpu.c | 21 +++++++++++++++++++++ target/i386/cpu.h | 1 + 2 files changed, 22 insertions(+) diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 2cd1487bae..c0d5c3c621 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -655,6 +655,7 @@ void x86_cpu_vendor_words2str(char *dst, uint32_t vendo= r1, CPUID_XSAVE_XSAVEC, CPUID_XSAVE_XSAVES */ #define TCG_14_0_ECX_FEATURES 0 #define TCG_SGX_12_0_EAX_FEATURES 0 +#define TCG_SGX_12_0_EBX_FEATURES 0 =20 FeatureWordInfo feature_word_info[FEATURE_WORDS] =3D { [FEAT_1_EDX] =3D { @@ -1202,6 +1203,26 @@ FeatureWordInfo feature_word_info[FEATURE_WORDS] =3D= { }, .tcg_features =3D TCG_SGX_12_0_EAX_FEATURES, }, + + [FEAT_SGX_12_0_EBX] =3D { + .type =3D CPUID_FEATURE_WORD, + .feat_names =3D { + "sgx-exinfo" , NULL, NULL, NULL, + NULL, NULL, NULL, NULL, + NULL, NULL, NULL, NULL, + NULL, NULL, NULL, NULL, + NULL, NULL, NULL, NULL, + NULL, NULL, NULL, NULL, + NULL, NULL, NULL, NULL, + NULL, NULL, NULL, NULL, + }, + .cpuid =3D { + .eax =3D 0x12, + .needs_ecx =3D true, .ecx =3D 0, + .reg =3D R_EBX, + }, + .tcg_features =3D TCG_SGX_12_0_EBX_FEATURES, + }, }; =20 typedef struct FeatureMask { diff --git a/target/i386/cpu.h b/target/i386/cpu.h index 959f679077..cf52f70575 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -579,6 +579,7 @@ typedef enum FeatureWord { FEAT_VMX_VMFUNC, FEAT_14_0_ECX, FEAT_SGX_12_0_EAX, /* CPUID[EAX=3D0x12,ECX=3D0].EAX (SGX) */ + FEAT_SGX_12_0_EBX, /* CPUID[EAX=3D0x12,ECX=3D0].EBX (SGX MISCSELECT[3= 1:0]) */ FEATURE_WORDS, } FeatureWord; =20 --=20 2.31.1