From nobody Mon Feb 9 06:34:11 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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=fail; spf=pass (zoho.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=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1555420744; cv=none; d=zoho.com; s=zohoarc; b=LVRfvpwsjoyH3XLYA436p4HXvf8hT9DL+4rO1qQ2srJkxp0oUDBp6GApydwh5jPh0H8dCy0k8oE3XTtKC5VYIJEyUbin6TQeNQO9/K8YQPlOX31Q0K3TkHFyXEiVzXOEpJKUj8JL9Rgow8+HjefjyyD2//HJMIiTSh/vrfTpiso= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1555420744; h=Content-Transfer-Encoding:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=tO2IbzqkFfPLxQHEQtP7KD/Py5uleD69zDN6a2d6v0s=; b=ltF6BKo86abI3d7VMJ6iNhFFmR2jTZtx0CLWg9Wda8L2KwJfXAJb0C4p3xZc8sd5n6UUSBgmZ1LXt3U7VA9iclAo/hsq5F9vcajqYBOL8zebMpHorjzStzISik8x/ltheAP2L5GHIFZXATX+lNfxD6bDagCda5eAIG6leyZHcu4= ARC-Authentication-Results: i=1; mx.zoho.com; dkim=fail; spf=pass (zoho.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 header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1555420744120209.22222223540803; Tue, 16 Apr 2019 06:19:04 -0700 (PDT) Received: from localhost ([127.0.0.1]:36635 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hGNzI-0004aE-Ca for importer@patchew.org; Tue, 16 Apr 2019 09:19:00 -0400 Received: from eggs.gnu.org ([209.51.188.92]:34966) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hGNfc-0005BA-PA for qemu-devel@nongnu.org; Tue, 16 Apr 2019 08:58:42 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hGNfa-0001Yc-Ow for qemu-devel@nongnu.org; Tue, 16 Apr 2019 08:58:40 -0400 Received: from mail-wr1-x444.google.com ([2a00:1450:4864:20::444]:34512) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hGNfY-0001Vl-Og for qemu-devel@nongnu.org; Tue, 16 Apr 2019 08:58:38 -0400 Received: by mail-wr1-x444.google.com with SMTP id p10so26962613wrq.1 for ; Tue, 16 Apr 2019 05:58:35 -0700 (PDT) Received: from orth.archaic.org.uk (orth.archaic.org.uk. [81.2.115.148]) by smtp.gmail.com with ESMTPSA id v184sm39476572wma.6.2019.04.16.05.58.33 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 16 Apr 2019 05:58:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=tO2IbzqkFfPLxQHEQtP7KD/Py5uleD69zDN6a2d6v0s=; b=g5BhKRB7QoF5P+fGXAexdSpC1m8IYCNpc8uaDDbaLKubN4BHTVCGY3h6IB5RWIqQZA MbV0nk4g1nemo1xF1ayKqp3yRJop5eu+ERgC0mI0DrpjQQ2eE+4hJ7pBjZbzg6GplElH Kj6pOUeoCx+0P5kaz/buSy3cYm9Fc1yEjB9hMMksAw9KGWU/NoKcvVMjP4qSM+aPvEVC xArfrW0aM1oLfNFTFRkNaF/aYEH0gIC0adBh0y+SVtLsMdBQ2pIyhvNhg1NofUke05U7 5z/KAkcV6d/7FQlR7UjRNmj2HInRvIJX6xQcGaaUgGqWLekq4ecwrSfQ6HwsyZjLHXFd m3ow== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=tO2IbzqkFfPLxQHEQtP7KD/Py5uleD69zDN6a2d6v0s=; b=MadBPL6Y4zJ5QeUJh1uPO60CtuQ1itiudLDPwGmX6n3Hz/qe9/mzwUa/+AeBaZa/W8 ei17i2+NswzQVG2RfNhl3959fPNAq0qQZVPSJhpI+gJ3WJ+QKWgkeNya6j+5xDkRtZyZ 35t//5F7rLhcMO63vJOqe69837KvodAKFpktdDsISUQsOfmGV+9pFdo98IpJpgJs4Y9A nG+KQzibuLmGiPUJb5D4aMuTWVxPWuje3/ZZP3X/oaupF58pQAtyvE7qRCSqrIu50X7Q sGN5Q6mzEXflNM+42XjKJ/9nundc4lXh6WSXHYAJg2VMFticzmFgzv2k0t2MnzbghwLa xUOw== X-Gm-Message-State: APjAAAVPZUD38euyVtLiy5abR2/WuJ5XkU9yW9TatGxTrvEaHJ97n24E BZh5dqL3WpjYU61AcX/97vPVdEjHoPs= X-Google-Smtp-Source: APXvYqwh7/cSxCAppGXQHXu3W1Z4WJSBow/CYQ2cdKHKfXAsWyggL2b4uSB8x1+qi96fCuRF66YkJQ== X-Received: by 2002:adf:f78d:: with SMTP id q13mr51758249wrp.194.1555419515116; Tue, 16 Apr 2019 05:58:35 -0700 (PDT) From: Peter Maydell To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Date: Tue, 16 Apr 2019 13:57:44 +0100 Message-Id: <20190416125744.27770-27-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190416125744.27770-1-peter.maydell@linaro.org> References: <20190416125744.27770-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::444 Subject: [Qemu-devel] [PATCH 26/26] target/arm: Enable FPU for Cortex-M4 and Cortex-M33 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Enable the FPU by default for the Cortex-M4 and Cortex-M33. Signed-off-by: Peter Maydell Reviewed-by: Richard Henderson --- target/arm/cpu.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/target/arm/cpu.c b/target/arm/cpu.c index dd6c4f6da8d..00d3299e212 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -1494,8 +1494,12 @@ static void cortex_m4_initfn(Object *obj) set_feature(&cpu->env, ARM_FEATURE_M); set_feature(&cpu->env, ARM_FEATURE_M_MAIN); set_feature(&cpu->env, ARM_FEATURE_THUMB_DSP); + set_feature(&cpu->env, ARM_FEATURE_VFP4); cpu->midr =3D 0x410fc240; /* r0p0 */ cpu->pmsav7_dregion =3D 8; + cpu->isar.mvfr0 =3D 0x10110021; + cpu->isar.mvfr1 =3D 0x11000011; + cpu->isar.mvfr2 =3D 0x00000000; cpu->id_pfr0 =3D 0x00000030; cpu->id_pfr1 =3D 0x00000200; cpu->id_dfr0 =3D 0x00100000; @@ -1522,9 +1526,13 @@ static void cortex_m33_initfn(Object *obj) set_feature(&cpu->env, ARM_FEATURE_M_MAIN); set_feature(&cpu->env, ARM_FEATURE_M_SECURITY); set_feature(&cpu->env, ARM_FEATURE_THUMB_DSP); + set_feature(&cpu->env, ARM_FEATURE_VFP4); cpu->midr =3D 0x410fd213; /* r0p3 */ cpu->pmsav7_dregion =3D 16; cpu->sau_sregion =3D 8; + cpu->isar.mvfr0 =3D 0x10110021; + cpu->isar.mvfr1 =3D 0x11000011; + cpu->isar.mvfr2 =3D 0x00000040; cpu->id_pfr0 =3D 0x00000030; cpu->id_pfr1 =3D 0x00000210; cpu->id_dfr0 =3D 0x00200000; --=20 2.20.1