From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E862CC433EF for ; Sun, 3 Oct 2021 16:46:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D384661B4B for ; Sun, 3 Oct 2021 16:46:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231289AbhJCQsH (ORCPT ); Sun, 3 Oct 2021 12:48:07 -0400 Received: from mail.kernel.org ([198.145.29.99]:41806 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231215AbhJCQr7 (ORCPT ); Sun, 3 Oct 2021 12:47:59 -0400 Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 389AC61A38; Sun, 3 Oct 2021 16:46:12 +0000 (UTC) Received: from sofa.misterjones.org ([185.219.108.64] helo=hot-poop.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mX4cs-00EUhe-LX; Sun, 03 Oct 2021 17:46:10 +0100 From: Marc Zyngier To: qemu-devel@nongnu.org Cc: Andrew Jones , Eric Auger , Peter Maydell , kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, kernel-team@android.com Subject: [PATCH v2 5/5] hw/arm/virt: Disable highmem devices that don't fit in the PA range Date: Sun, 3 Oct 2021 17:46:05 +0100 Message-Id: <20211003164605.3116450-6-maz@kernel.org> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211003164605.3116450-1-maz@kernel.org> References: <20211003164605.3116450-1-maz@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: qemu-devel@nongnu.org, drjones@redhat.com, eric.auger@redhat.com, peter.maydell@linaro.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, kernel-team@android.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Make sure both the highmem PCIe and GICv3 regions are disabled when they don't fully fit in the PA range. Signed-off-by: Marc Zyngier --- hw/arm/virt.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index a572e0c9d9..756f67b6c8 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -1673,6 +1673,9 @@ static void virt_set_memmap(VirtMachineState *vms, int pa_bits) if (base <= BIT_ULL(pa_bits)) { vms->highest_gpa = base -1; } else { + /* Advertise that we have disabled the highmem devices */ + vms->highmem_ecam = false; + vms->highmem_redists = false; vms->highest_gpa = memtop - 1; } -- 2.30.2