From nobody Tue Feb 10 17:31:05 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 1631097075809468.75068527722544; Wed, 8 Sep 2021 03:31:15 -0700 (PDT) Received: from localhost ([::1]:60646 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mNurK-0003dp-Np for importer@patchew.org; Wed, 08 Sep 2021 06:31:14 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:39158) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mNuRw-0006pD-Fn for qemu-devel@nongnu.org; Wed, 08 Sep 2021 06:05:00 -0400 Received: from mail-wm1-x32e.google.com ([2a00:1450:4864:20::32e]:56212) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mNuRt-00036b-Qf for qemu-devel@nongnu.org; Wed, 08 Sep 2021 06:05:00 -0400 Received: by mail-wm1-x32e.google.com with SMTP id g74so1261239wmg.5 for ; Wed, 08 Sep 2021 03:04:57 -0700 (PDT) Received: from localhost.localdomain ([2001:b07:6468:f312:c8dd:75d4:99ab:290a]) by smtp.gmail.com with ESMTPSA id u8sm1683715wmq.45.2021.09.08.03.04.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 Sep 2021 03:04:55 -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=UgkF1mvQK//t6XGujinPfYl2Zezj6c5sitJ7wVbQTZk=; b=Hd7pnbPDuAf0zLagGSdKx1ypt9m+xMEpRS6CDRG8oSyV2lv1chdnlGRC/2pFn2WsYV SSpudIhhnjVco6rfsP0z44v6HbDkd2eEFivSXzUrE+KgZp7LpEaTLohR6sRFBlZQhKSz F5BGmWvZ2u9He/Z3BpUJTYJbuLuQ0FdAIX8gEdwkmwRh57bEHc4pllCFiJy1LFyBmZvk rKqoN3bFepFBl1pXmzGUvJCLJCgqB1bbQ/VCAy9RWqwOCNH3TOB51d7uf8lBv9100wca /R0E2Z4xTi91i/yGib93d7y6K7v4BVK+c+FkaglNKscFq0DD+W+j2Y+kZGASJKNZOZ6v 7lXg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=UgkF1mvQK//t6XGujinPfYl2Zezj6c5sitJ7wVbQTZk=; b=Mf3dqS7+m1eLIBWxdnLmNiZose528xgVHwdlGl1vip2PEY+sxrtNtydW7sFjUG0wcf Naxbnwj2t50jkGN0RecqaXhYNL33r5CG/OWTqm2QZ2+qby9r3DptWT9cImoS5YdCpLXa xRY5kuzV2Vp7CxbWprOd7jD2jVVNxENyvgwGM4i7W+CguHczekC2w4i3pvcWPhCtSLBM 21WrLOpHmF5EAFYW+RRFJ79jEoEsD9KIIPQr/wLfDWyGhU8WbHrh2llXTvqPBU1Ue+IW lgeXZdFMBTs16ovSo3InnqaFGO3sI4r9zWIIFyG0W1S4qfblIT689tNnDq+cmYoAmYzq 9KZA== X-Gm-Message-State: AOAM533PMTcntCcusdFVvQDm1yoRHqJrobbqCaieAb8ejbLqhJQtqIRL 4ZHqlXgzyE50x82DB3nbVa9zyIkdXQw= X-Google-Smtp-Source: ABdhPJwlsNIxE3pbkt+4GQAKWhu37LK0Id6WXr5zzJgTC+s77pCj8KcEmNcgPrxsRr8FE2zHWQAqdA== X-Received: by 2002:a05:600c:295:: with SMTP id 21mr2658560wmk.37.1631095495471; Wed, 08 Sep 2021 03:04:55 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PULL v4 27/43] i386/pc: Add e820 entry for SGX EPC section(s) Date: Wed, 8 Sep 2021 12:04:10 +0200 Message-Id: <20210908100426.264356-28-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::32e; envelope-from=paolo.bonzini@gmail.com; helo=mail-wm1-x32e.google.com X-Spam_score_int: -14 X-Spam_score: -1.5 X-Spam_bar: - X-Spam_report: (-1.5 / 5.0 requ) BAYES_00=-1.9, 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: 1631097077648100001 Content-Type: text/plain; charset="utf-8" From: Sean Christopherson Note that SGX EPC is currently guaranteed to reside in a single contiguous chunk of memory regardless of the number of EPC sections. Signed-off-by: Sean Christopherson Signed-off-by: Yang Zhong Message-Id: <20210719112136.57018-19-yang.zhong@intel.com> Signed-off-by: Paolo Bonzini --- hw/i386/pc.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hw/i386/pc.c b/hw/i386/pc.c index 58700af138..1260fb6197 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -883,6 +883,10 @@ void pc_memory_init(PCMachineState *pcms, e820_add_entry(0x100000000ULL, x86ms->above_4g_mem_size, E820_RAM); } =20 + if (pcms->sgx_epc.size !=3D 0) { + e820_add_entry(pcms->sgx_epc.base, pcms->sgx_epc.size, E820_RESERV= ED); + } + if (!pcmc->has_reserved_memory && (machine->ram_slots || (machine->maxram_size > machine->ram_size))) { --=20 2.31.1