From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58793) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fLcXy-0005Pi-2G for qemu-devel@nongnu.org; Wed, 23 May 2018 18:47:54 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fLcXt-0003HA-UF for qemu-devel@nongnu.org; Wed, 23 May 2018 18:47:54 -0400 Received: from mail-wm0-x241.google.com ([2a00:1450:400c:c09::241]:33399) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fLcXt-0003Gt-OF for qemu-devel@nongnu.org; Wed, 23 May 2018 18:47:49 -0400 Received: by mail-wm0-x241.google.com with SMTP id x12-v6so24112588wmc.0 for ; Wed, 23 May 2018 15:47:49 -0700 (PDT) From: "Edgar E. Iglesias" Date: Thu, 24 May 2018 00:47:45 +0200 Message-Id: <20180523224745.30402-2-edgar.iglesias@gmail.com> In-Reply-To: <20180523224745.30402-1-edgar.iglesias@gmail.com> References: <20180523224745.30402-1-edgar.iglesias@gmail.com> Subject: [Qemu-devel] [PATCH v4 09/38] target-microblaze: Conditionalize setting of PVR11_USE_MMU List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, richard.henderson@linaro.org, frederic.konrad@adacore.com, alistair@alistair23.me, frasse.iglesias@gmail.com, sstabellini@kernel.org, sai.pavan.boddu@xilinx.com, edgar.iglesias@xilinx.com From: "Edgar E. Iglesias" Conditionalize setting of PVR11_USE_MMU on the use_mmu CPU property, otherwise we may incorrectly advertise an MMU via PVR when the core in fact has none. Signed-off-by: Edgar E. Iglesias --- target/microblaze/cpu.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/target/microblaze/cpu.c b/target/microblaze/cpu.c index 06476f6efc..a6f1ce6549 100644 --- a/target/microblaze/cpu.c +++ b/target/microblaze/cpu.c @@ -201,7 +201,8 @@ static void mb_cpu_realizefn(DeviceState *dev, Error **errp) PVR5_DCACHE_WRITEBACK_MASK : 0; env->pvr.regs[10] = 0x0c000000; /* Default to spartan 3a dsp family. */ - env->pvr.regs[11] = PVR11_USE_MMU | (16 << 17); + env->pvr.regs[11] = (cpu->cfg.use_mmu ? PVR11_USE_MMU : 0) | + 16 << 17; mcc->parent_realize(dev, errp); } -- 2.14.1