From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:42655) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1go9if-0000Cl-D0 for qemu-devel@nongnu.org; Mon, 28 Jan 2019 11:25:10 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1go9ib-0006Hx-Ii for qemu-devel@nongnu.org; Mon, 28 Jan 2019 11:25:09 -0500 Received: from mail-pg1-x52c.google.com ([2607:f8b0:4864:20::52c]:39010) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1go9ib-0006Gp-AD for qemu-devel@nongnu.org; Mon, 28 Jan 2019 11:25:05 -0500 Received: by mail-pg1-x52c.google.com with SMTP id w6so7413787pgl.6 for ; Mon, 28 Jan 2019 08:25:05 -0800 (PST) References: <20190121185118.18550-1-peter.maydell@linaro.org> <20190121185118.18550-19-peter.maydell@linaro.org> From: Richard Henderson Message-ID: <08e7d0bd-8f29-d867-436e-e229ddfb6335@linaro.org> Date: Mon, 28 Jan 2019 08:25:00 -0800 MIME-Version: 1.0 In-Reply-To: <20190121185118.18550-19-peter.maydell@linaro.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH 18/23] hw/arm/armsse: Add unimplemented-device stub for CPU local control registers List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Peter Maydell , qemu-arm@nongnu.org, qemu-devel@nongnu.org Cc: patches@linaro.org On 1/21/19 10:51 AM, Peter Maydell wrote: > The SSE-200 has a "CPU local security control" register bank; add an > unimplemented-device stub for it. (The register bank has only one > interesting register, which allows the guest to lock down changes > to various CPU registers so they cannot be modified further. We > don't support that in our Cortex-M33 model anyway.) > > Signed-off-by: Peter Maydell > --- > include/hw/arm/armsse.h | 1 + > hw/arm/armsse.c | 31 +++++++++++++++++++++++++++++++ > 2 files changed, 32 insertions(+) Reviewed-by: Richard Henderson r~