From nobody Mon Feb 9 23:58:20 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=oracle.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1533816188779487.24825039451764; Thu, 9 Aug 2018 05:03:08 -0700 (PDT) Received: from localhost ([::1]:50099 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fnjeh-0002J3-PT for importer@patchew.org; Thu, 09 Aug 2018 08:03:03 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56387) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fnjPn-00056o-Al for qemu-devel@nongnu.org; Thu, 09 Aug 2018 07:47:40 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fnjPk-0007I7-MJ for qemu-devel@nongnu.org; Thu, 09 Aug 2018 07:47:39 -0400 Received: from userp2130.oracle.com ([156.151.31.86]:34254) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fnjPk-0007Hg-CA for qemu-devel@nongnu.org; Thu, 09 Aug 2018 07:47:36 -0400 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.22/8.16.0.22) with SMTP id w79Bix7A146166; Thu, 9 Aug 2018 11:47:35 GMT Received: from aserv0021.oracle.com (aserv0021.oracle.com [141.146.126.233]) by userp2130.oracle.com with ESMTP id 2kn3jtav65-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 09 Aug 2018 11:47:35 +0000 Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by aserv0021.oracle.com (8.14.4/8.14.4) with ESMTP id w79BlYxk017268 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 9 Aug 2018 11:47:34 GMT Received: from abhmp0014.oracle.com (abhmp0014.oracle.com [141.146.116.20]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id w79BlYQd031235; Thu, 9 Aug 2018 11:47:34 GMT Received: from liran-pc.ravello.local (/213.57.127.2) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 09 Aug 2018 04:47:34 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references; s=corp-2018-07-02; bh=N+gYT4zrJ+gGsyQMC8/49gH9LDWh1AVJGGYysQlhJt4=; b=JN67msCGwyRxzzNzN/9pjqcEb3eiB+xhixEIDPAzqJvClPX+Nge/XNHuQ2TY+OUxkDYz wqzO+V7Qe+dlFzn39XTLlSe/PRqzma0xdzbpDXkoE9NeGo5DvJ65DFDK3bE4jMBgsdpO 0JyZuyWsHclkuSqKkxps/bpD10hKML2RQ4Uj7AFmM3AM6OOvns5GU7jph1pGwQfFpYuJ dCfy1+qxit/O4SfN2R4d7sAoO9mr75kd2QiLdDflElyE7Q3VnIXYzvBk2ls8LuQuLUFZ 2mXEq3bhWCBHsEcLArFGPevd4Cs06+vL7k8Cmo9NXw7ibe7APjFfjg1wANvxXSE5xKWy Iw== From: Liran Alon To: qemu-devel@nongnu.org Date: Thu, 9 Aug 2018 14:46:26 +0300 Message-Id: <1533815202-11967-14-git-send-email-liran.alon@oracle.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1533815202-11967-1-git-send-email-liran.alon@oracle.com> References: <1533815202-11967-1-git-send-email-liran.alon@oracle.com> X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=8979 signatures=668707 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=1 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=423 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1807170000 definitions=main-1808090123 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 156.151.31.86 Subject: [Qemu-devel] [PATCH 13/29] vmsvga: Add support for extended FIFO registers X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: habkost@redhat.com, mtosatti@redhat.com, Liran Alon , kraxel@redhat.com, pbonzini@redhat.com, rth@twiddle.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDMRC_1 RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Supporting extended FIFO registers is required to support SVGA_FIFO_FENCE which allows guest to receive interrupt when FIFO is processed up to a specified fence. Thus, as a preperation for supporting SVGA_FIFO_FENCE, add extened FIFO registers support. Note that exposing SVGA_CAP_EXTENDED_FIFO requires to support the following registers: SVGA_FIFO_CAPABILITIES, SVGA_FIFO_FLAGS and SVGA_FIFO_3D_HWVERSION. For more information on how SVGA_FIFO_3D_HWVERSION is negoitated, see SVGA3D_Init() in VMware SVGA development kit. Reviewed-by: Darren Kenny Signed-off-by: Liran Alon --- hw/display/vmware_vga.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/hw/display/vmware_vga.c b/hw/display/vmware_vga.c index 8eeb0efc9cab..91f990544e14 100644 --- a/hw/display/vmware_vga.c +++ b/hw/display/vmware_vga.c @@ -1033,6 +1033,7 @@ static uint32_t vmsvga_value_read(void *opaque, uint3= 2_t address) SVGA_CAP_CURSOR_BYPASS; } #endif + caps |=3D SVGA_CAP_EXTENDED_FIFO; ret =3D caps; break; =20 @@ -1138,6 +1139,8 @@ static void vmsvga_value_write(void *opaque, uint32_t= address, uint32_t value) } else { vga_dirty_log_start(&s->vga); } + if (s->enable) + s->fifo[SVGA_FIFO_3D_HWVERSION] =3D 0; /* 3D disabled */ break; =20 case SVGA_REG_WIDTH: @@ -1384,6 +1387,8 @@ static void vmsvga_init(DeviceState *dev, struct vmsv= ga_state_s *s, &error_fatal); s->fifo =3D (uint32_t *)memory_region_get_ram_ptr(&s->fifo_ram); s->num_fifo_regs =3D SVGA_FIFO_NUM_REGS; + s->fifo[SVGA_FIFO_CAPABILITIES] =3D 0; + s->fifo[SVGA_FIFO_FLAGS] =3D 0; =20 vga_common_init(&s->vga, OBJECT(dev)); vga_init(&s->vga, OBJECT(dev), address_space, io, true); --=20 1.9.1