From patchwork Fri Mar 4 11:41:39 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Maydell X-Patchwork-Id: 591963 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)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 8D868140273 for ; Fri, 4 Mar 2016 22:44:39 +1100 (AEDT) Received: from localhost ([::1]:40517 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1abo9t-0001SM-J6 for incoming@patchwork.ozlabs.org; Fri, 04 Mar 2016 06:44:37 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40885) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1abo7Q-000517-Eh for qemu-devel@nongnu.org; Fri, 04 Mar 2016 06:42:05 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1abo7P-000189-KU for qemu-devel@nongnu.org; Fri, 04 Mar 2016 06:42:04 -0500 Received: from orth.archaic.org.uk ([2001:8b0:1d0::2]:56101) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1abo7P-00017t-Ei for qemu-devel@nongnu.org; Fri, 04 Mar 2016 06:42:03 -0500 Received: from pm215 by orth.archaic.org.uk with local (Exim 4.84) (envelope-from ) id 1abo7P-0001wF-51 for qemu-devel@nongnu.org; Fri, 04 Mar 2016 11:42:03 +0000 From: Peter Maydell To: qemu-devel@nongnu.org Date: Fri, 4 Mar 2016 11:41:39 +0000 Message-Id: <1457091713-10138-17-git-send-email-peter.maydell@linaro.org> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1457091713-10138-1-git-send-email-peter.maydell@linaro.org> References: <1457091713-10138-1-git-send-email-peter.maydell@linaro.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:8b0:1d0::2 Subject: [Qemu-devel] [PULL 16/30] linux-user: arm: set CPSR.E/SCTLR.E0E correctly for BE mode 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: Peter Crosthwaite If doing big-endian linux-user mode, set both the CPSR.E and SCTLR.E0E bits. This sets big-endian mode for data accesses. Signed-off-by: Peter Crosthwaite Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell --- linux-user/main.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/linux-user/main.c b/linux-user/main.c index fe2a8dd..510b3b7 100644 --- a/linux-user/main.c +++ b/linux-user/main.c @@ -4453,7 +4453,8 @@ int main(int argc, char **argv, char **envp) /* Enable BE8. */ if (EF_ARM_EABI_VERSION(info->elf_flags) >= EF_ARM_EABI_VER4 && (info->elf_flags & EF_ARM_BE8)) { - /* nothing for now, CPSR.E not emulated yet */ + env->uncached_cpsr |= CPSR_E; + env->cp15.sctlr_el[1] |= SCTLR_E0E; } else { env->cp15.sctlr_el[1] |= SCTLR_B; }