From patchwork Tue Jun 2 15:40:27 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefano Stabellini X-Patchwork-Id: 479527 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 6C8DC1412EA for ; Wed, 3 Jun 2015 01:41:40 +1000 (AEST) Received: from localhost ([::1]:59208 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YzoJu-0007eU-LE for incoming@patchwork.ozlabs.org; Tue, 02 Jun 2015 11:41:38 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50997) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YzoJE-0006dp-CR for qemu-devel@nongnu.org; Tue, 02 Jun 2015 11:40:57 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YzoJA-0005Nn-S9 for qemu-devel@nongnu.org; Tue, 02 Jun 2015 11:40:56 -0400 Received: from smtp.citrix.com ([66.165.176.89]:46393) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YzoJA-0005NC-Oj for qemu-devel@nongnu.org; Tue, 02 Jun 2015 11:40:52 -0400 X-IronPort-AV: E=Sophos;i="5.13,540,1427760000"; d="scan'208";a="268215170" From: Stefano Stabellini To: Date: Tue, 2 Jun 2015 16:40:27 +0100 Message-ID: <1433259628-4611-10-git-send-email-stefano.stabellini@eu.citrix.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: MIME-Version: 1.0 X-DLP: MIA1 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 66.165.176.89 Cc: peter.maydell@linaro.org, xen-devel@lists.xensource.com, Jan Beulich , Stefano.Stabellini@eu.citrix.com Subject: [Qemu-devel] [PULL 10/11] xen/pt: add a few PCI config space field descriptions X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Jan Beulich Since the next patch will turn all not explicitly described fields read-only by default, those fields that have guest writable bits need to be given explicit descriptors. This is a preparatory patch for XSA-131. Signed-off-by: Jan Beulich --- hw/xen/xen_pt_config_init.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/hw/xen/xen_pt_config_init.c b/hw/xen/xen_pt_config_init.c index efd8bac..19f926b 100644 --- a/hw/xen/xen_pt_config_init.c +++ b/hw/xen/xen_pt_config_init.c @@ -754,6 +754,15 @@ static XenPTRegInfo xen_pt_emu_reg_vpd[] = { .u.b.write = xen_pt_byte_reg_write, }, { + .offset = PCI_VPD_ADDR, + .size = 2, + .ro_mask = 0x0003, + .emu_mask = 0x0003, + .init = xen_pt_common_reg_init, + .u.w.read = xen_pt_word_reg_read, + .u.w.write = xen_pt_word_reg_write, + }, + { .size = 0, }, }; @@ -889,6 +898,16 @@ static XenPTRegInfo xen_pt_emu_reg_pcie[] = { .u.w.read = xen_pt_word_reg_read, .u.w.write = xen_pt_word_reg_write, }, + /* Device Status reg */ + { + .offset = PCI_EXP_DEVSTA, + .size = 2, + .res_mask = 0xFFC0, + .ro_mask = 0x0030, + .init = xen_pt_common_reg_init, + .u.w.read = xen_pt_word_reg_read, + .u.w.write = xen_pt_word_reg_write, + }, /* Link Control reg */ { .offset = PCI_EXP_LNKCTL, @@ -900,6 +919,15 @@ static XenPTRegInfo xen_pt_emu_reg_pcie[] = { .u.w.read = xen_pt_word_reg_read, .u.w.write = xen_pt_word_reg_write, }, + /* Link Status reg */ + { + .offset = PCI_EXP_LNKSTA, + .size = 2, + .ro_mask = 0x3FFF, + .init = xen_pt_common_reg_init, + .u.w.read = xen_pt_word_reg_read, + .u.w.write = xen_pt_word_reg_write, + }, /* Device Control 2 reg */ { .offset = 0x28,