From patchwork Tue Dec 3 08:48:38 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sergey Fedorov X-Patchwork-Id: 296107 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 87B7B2C00A0 for ; Tue, 3 Dec 2013 19:50:21 +1100 (EST) Received: from localhost ([::1]:40946 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VnlgQ-0001Aa-VY for incoming@patchwork.ozlabs.org; Tue, 03 Dec 2013 03:50:18 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45065) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vnlfe-00019G-NP for qemu-devel@nongnu.org; Tue, 03 Dec 2013 03:49:39 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VnlfW-00073n-7C for qemu-devel@nongnu.org; Tue, 03 Dec 2013 03:49:30 -0500 Received: from mailout3.w1.samsung.com ([210.118.77.13]:61653) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VnlfW-00073O-2E for qemu-devel@nongnu.org; Tue, 03 Dec 2013 03:49:22 -0500 Received: from eucpsbgm2.samsung.com (unknown [203.254.199.245]) by mailout3.w1.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0MX8005LZ3687I30@mailout3.w1.samsung.com> for qemu-devel@nongnu.org; Tue, 03 Dec 2013 08:49:20 +0000 (GMT) X-AuditID: cbfec7f5-b7fd16d000007299-62-529d9b10a1ac Received: from eusync1.samsung.com ( [203.254.199.211]) by eucpsbgm2.samsung.com (EUCPMTA) with SMTP id 93.B2.29337.01B9D925; Tue, 03 Dec 2013 08:49:20 +0000 (GMT) Received: from s-fedorov.rnd.samsung.ru ([106.109.129.80]) by eusync1.samsung.com (Oracle Communications Messaging Server 7u4-23.01(7.0.4.23.0) 64bit (built Aug 10 2011)) with ESMTPA id <0MX800L8S361JP30@eusync1.samsung.com>; Tue, 03 Dec 2013 08:49:20 +0000 (GMT) From: Sergey Fedorov To: qemu-devel@nongnu.org Date: Tue, 03 Dec 2013 12:48:38 +0400 Message-id: <1386060535-15908-5-git-send-email-s.fedorov@samsung.com> X-Mailer: git-send-email 1.7.9.5 In-reply-to: <1386060535-15908-1-git-send-email-s.fedorov@samsung.com> References: <1386060535-15908-1-git-send-email-s.fedorov@samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrDJMWRmVeSWpSXmKPExsVy+t/xy7oCs+cGGRzbJGTx9vJPVov1bZNZ LeacecBicbx3B4tF2661LBYPL3YyO7B5XLy8i9XjzrU9bB5Prm1m8ujbsooxgCWKyyYlNSez LLVI3y6BK+PxZa6CE2wVXyftYGpgnM/axcjJISFgIvF21QkoW0ziwr31bF2MXBxCAksZJf52 NLJAOP1MEo9mvQSrYhPQkZi97yKYLSIgKfG76zQzSBGzwGpGiTfbZjCCJIQFvCRaZ+4Cs1kE VCV2T+9gAbF5BVwlvu+7ALSCA2idgsScSTYgYU4BN4njz+4wgdhCQCWHDh5gnsDIu4CRYRWj aGppckFxUnqukV5xYm5xaV66XnJ+7iZGSAh93cG49JjVIUYBDkYlHt4Je+YECbEmlhVX5h5i lOBgVhLhnZ8+N0iINyWxsiq1KD++qDQntfgQIxMHp1QDI8/bsBfyMssDUzbG5/7fwPJQ+Nay n5Z18p6N9ebuUTsrc9aXWnWpNl2dtOdZ69XbfZeeJRw/U7RmhevZ6ZalzCo/Sxxuz5lx8mDk r+cLlP6Yyn6N3dg04ay9UtXDrc5uJUmno5Q/P3syR2QN5zGfJ2vz186b/2G9iO2d9PA3mbMa Refs/X9ekkWJpTgj0VCLuag4EQC3NoeT/wEAAA== X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 210.118.77.13 Cc: peter.maydell@linaro.org, Sergey Fedorov , a.basov@samsung.com, Svetlana Fedoseeva , johannes.winter@iaik.tugraz.at Subject: [Qemu-devel] [RFC PATCH 04/21] target-arm: preserve RAO/WI bits of ARMv7 SCTLR X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Svetlana Fedoseeva Signed-off-by: Svetlana Fedoseeva Signed-off-by: Sergey Fedorov --- target-arm/helper.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/target-arm/helper.c b/target-arm/helper.c index 6642e53..d7922ad 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -1507,6 +1507,10 @@ static const ARMCPRegInfo lpae_cp_reginfo[] = { static int sctlr_write(CPUARMState *env, const ARMCPRegInfo *ri, uint64_t value) { + if (arm_feature(env, ARM_FEATURE_V7)) { + value = value | 0x00c50078; /* This bits are RAO/WI */ + } + env->cp15.c1_sys = value; /* ??? Lots of these bits are not implemented. */ /* This may enable/disable the MMU, so do a TLB flush. */