From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Jones Subject: [RFC PATCH 4/4] vga: flag vram as uncached Date: Wed, 18 Mar 2015 15:11:48 -0400 Message-ID: <1426705908-2765-5-git-send-email-drjones@redhat.com> References: <1426705700-2564-1-git-send-email-drjones@redhat.com> <1426705908-2765-1-git-send-email-drjones@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id EDE0C491C3 for ; Wed, 18 Mar 2015 15:05:23 -0400 (EDT) Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id ZodgmrbbrWPF for ; Wed, 18 Mar 2015 15:05:22 -0400 (EDT) Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 32B05491CB for ; Wed, 18 Mar 2015 15:05:21 -0400 (EDT) In-Reply-To: <1426705908-2765-1-git-send-email-drjones@redhat.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu To: kvmarm@lists.cs.columbia.edu, qemu-devel@nongnu.org, ard.biesheuvel@linaro.org, christoffer.dall@linaro.org, marc.zyngier@arm.com, peter.maydell@linaro.org, pbonzini@redhat.com Cc: catalin.marinas@arm.com, lersek@redhat.com List-Id: kvmarm@lists.cs.columbia.edu Video RAM is typically mapped as uncached by guests. Flag it as such. Signed-off-by: Andrew Jones --- hw/display/vga.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/display/vga.c b/hw/display/vga.c index c0f7b343bbab5..5c8c249a8d780 100644 --- a/hw/display/vga.c +++ b/hw/display/vga.c @@ -2143,6 +2143,7 @@ void vga_common_init(VGACommonState *s, Object *obj, bool global_vmstate) s->is_vbe_vmstate = 1; memory_region_init_ram(&s->vram, obj, "vga.vram", s->vram_size, &error_abort); + memory_region_set_uncached(&s->vram); vmstate_register_ram(&s->vram, global_vmstate ? NULL : DEVICE(obj)); xen_register_framebuffer(&s->vram); s->vram_ptr = memory_region_get_ram_ptr(&s->vram); -- 1.8.3.1