From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41908) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xgcj4-0006dF-6Z for qemu-devel@nongnu.org; Tue, 21 Oct 2014 12:56:07 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Xgciy-0006n1-9X for qemu-devel@nongnu.org; Tue, 21 Oct 2014 12:56:02 -0400 Received: from mail-qa0-f52.google.com ([209.85.216.52]:32976) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xgciy-0006mv-58 for qemu-devel@nongnu.org; Tue, 21 Oct 2014 12:55:56 -0400 Received: by mail-qa0-f52.google.com with SMTP id dc16so1109173qab.25 for ; Tue, 21 Oct 2014 09:55:55 -0700 (PDT) From: Greg Bellows Date: Tue, 21 Oct 2014 11:55:15 -0500 Message-Id: <1413910544-20150-4-git-send-email-greg.bellows@linaro.org> In-Reply-To: <1413910544-20150-1-git-send-email-greg.bellows@linaro.org> References: <1413910544-20150-1-git-send-email-greg.bellows@linaro.org> Subject: [Qemu-devel] [PATCH v7 03/32] target-arm: reject switching to monitor mode List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, peter.maydell@linaro.org, serge.fdrv@gmail.com, edgar.iglesias@gmail.com, aggelerf@ethz.ch Cc: greg.bellows@linaro.org From: Sergey Fedorov Reject switching to monitor mode from non-secure state. Signed-off-by: Sergey Fedorov Signed-off-by: Fabian Aggeler Signed-off-by: Greg Bellows Reviewed-by: Edgar E. Iglesias Reviewed-by: Peter Maydell --- target-arm/helper.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/target-arm/helper.c b/target-arm/helper.c index d837820..c36ee6a 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -3531,6 +3531,8 @@ static int bad_mode_switch(CPUARMState *env, int mode) case ARM_CPU_MODE_IRQ: case ARM_CPU_MODE_FIQ: return 0; + case ARM_CPU_MODE_MON: + return !arm_is_secure(env); default: return 1; } -- 1.8.3.2