From nobody Thu Nov 13 13:39:30 2025 Delivered-To: importer@patchew.org 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; 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=none dis=none) header.from=linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 158034302051422.507391828594564; Wed, 29 Jan 2020 16:10:20 -0800 (PST) Received: from localhost ([::1]:53782 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iwxPX-0000jR-Cs for importer@patchew.org; Wed, 29 Jan 2020 19:10:19 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:45468) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iwxCU-0004BH-G2 for qemu-devel@nongnu.org; Wed, 29 Jan 2020 18:56:51 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iwxCT-0008G4-E3 for qemu-devel@nongnu.org; Wed, 29 Jan 2020 18:56:50 -0500 Received: from mail-pf1-x442.google.com ([2607:f8b0:4864:20::442]:34022) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iwxCQ-00080t-9K for qemu-devel@nongnu.org; Wed, 29 Jan 2020 18:56:49 -0500 Received: by mail-pf1-x442.google.com with SMTP id i6so511489pfc.1 for ; Wed, 29 Jan 2020 15:56:45 -0800 (PST) Received: from localhost.localdomain (97-126-123-70.tukw.qwest.net. [97.126.123.70]) by smtp.gmail.com with ESMTPSA id r3sm3953626pfg.145.2020.01.29.15.56.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Jan 2020 15:56:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=HjUXuNuvBc4fXgdi4ANi0ErXNoAiLv7hzhC90jxtiaE=; b=Cgu4keC0NsmHhsJt71MWgzLx0Pn3Ln+mYSdAWX09jmGpLkYixzTG7/9oBuY13QJ2XK sLDOCraVbk3KHODvVwHww4tDN6BvWSZElQE7vVj4dOhwmW7dxG6RtY/SJLfFRlPN3HQg BcFHJQ2jzEeOGqJscHncRs9b7N+Y5eVDbLUux1ne+giqS1sPAxbKd9Zz35sykudtGhVK ghZVU4FaJ+PglOEOTD0GVilew03VHivgY6YfXEdSw0aLqX97shXPcKiqzJgr1Keq8hZA CpbMCMIed7MOJcs4SdXqk9pBqjSBV0C7y5BBCqVTsBr/Rj2rw8kkLZqEeKLID8fXjUWW 52zg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=HjUXuNuvBc4fXgdi4ANi0ErXNoAiLv7hzhC90jxtiaE=; b=HVFE6M1K2+DgpdsCv1DflG8tSu5reD/9jyMqmd1haNc4jiPbt/gwp5Q+Gj7Sws1PL6 45cf0mSm7LBpZrQyOXyJ2genoRDJpWVKCxAo8nWCB9dtVjJh3xzXgZB+1ZS7sFOjYlea QY0llerBHSbDRM5J9le3NwcruNy7uuZIOSnyGn+4W4F/VBnxzCvu7pnOcyYtOBL1XpZz +dmiPWVq7MS3B94StDm2zCdEBC8n03OPzYxhM+5Xueh5BoS8RBmfujEAt+ah6yng1bU6 aS/zHwPWPAk7dzbDpuEeTFiwBJExNkpQXVGKL7maQ8gr2I+Nk/bPNWmFj5dz+ViJItke sMoA== X-Gm-Message-State: APjAAAW6xslJqq/9GveZAtj3l4mANgmBslknxHZs493i4rCiaWb8KAPn lmYJ8lBZxgzV3H0vOIFDDypqA/pP5l4= X-Google-Smtp-Source: APXvYqyu1Fe/80hAep41GW74X3u0g40wzY/JQNkLiaxKlUY8N0NIevxiTsYcqDBk1WvfTyNcPwMnCw== X-Received: by 2002:a63:778c:: with SMTP id s134mr1602805pgc.451.1580342202220; Wed, 29 Jan 2020 15:56:42 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v5 21/41] target/arm: Update arm_mmu_idx for VHE Date: Wed, 29 Jan 2020 15:55:54 -0800 Message-Id: <20200129235614.29829-22-richard.henderson@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200129235614.29829-1-richard.henderson@linaro.org> References: <20200129235614.29829-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::442 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: peter.maydell@linaro.org, alex.bennee@linaro.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Return the indexes for the EL2&0 regime when the appropriate bits are set within HCR_EL2. Reviewed-by: Alex Benn=C3=A9e Signed-off-by: Richard Henderson --- v4: Consistently check E2H & TGE & ELUsingAArch32(EL2). Do not apply TGE at EL2. --- target/arm/helper.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/target/arm/helper.c b/target/arm/helper.c index aba79db2a1..128a400011 100644 --- a/target/arm/helper.c +++ b/target/arm/helper.c @@ -11317,12 +11317,16 @@ ARMMMUIdx arm_mmu_idx_el(CPUARMState *env, int el) return arm_v7m_mmu_idx_for_secstate(env, env->v7m.secure); } =20 + /* See ARM pseudo-function ELIsInHost. */ switch (el) { case 0: - /* TODO: ARMv8.1-VHE */ if (arm_is_secure_below_el3(env)) { return ARMMMUIdx_SE10_0; } + if ((env->cp15.hcr_el2 & (HCR_E2H | HCR_TGE)) =3D=3D (HCR_E2H | HC= R_TGE) + && arm_el_is_aa64(env, 2)) { + return ARMMMUIdx_E20_0; + } return ARMMMUIdx_E10_0; case 1: if (arm_is_secure_below_el3(env)) { @@ -11330,8 +11334,11 @@ ARMMMUIdx arm_mmu_idx_el(CPUARMState *env, int el) } return ARMMMUIdx_E10_1; case 2: - /* TODO: ARMv8.1-VHE */ /* TODO: ARMv8.4-SecEL2 */ + /* Note that TGE does not apply at EL2. */ + if ((env->cp15.hcr_el2 & HCR_E2H) && arm_el_is_aa64(env, 2)) { + return ARMMMUIdx_E20_2; + } return ARMMMUIdx_E2; case 3: return ARMMMUIdx_SE3; --=20 2.20.1