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From 05a8be73352b862049cfe74b38b10634187c5830 Mon Sep 17 00:00:00 2001
Message-Id: <05a8be73352b862049cfe74b38b10634187c5830.1387298827.git.minovotn@redhat.com>
In-Reply-To: <3ed0fb61a3dc912ef036d7ef450bed192090709e.1387298827.git.minovotn@redhat.com>
References: <3ed0fb61a3dc912ef036d7ef450bed192090709e.1387298827.git.minovotn@redhat.com>
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: Tue, 17 Dec 2013 15:17:40 +0100
Subject: [PATCH 20/56] q35: use 64 bit window programmed by guest

RH-Author: Michael S. Tsirkin <mst@redhat.com>
Message-id: <1387293161-4085-21-git-send-email-mst@redhat.com>
Patchwork-id: 56326
O-Subject: [PATCH qemu-kvm RHEL7.0 v2 20/57] q35: use 64 bit window programmed by guest
Bugzilla: 1034876
RH-Acked-by: Igor Mammedov <imammedo@redhat.com>
RH-Acked-by: Marcel Apfelbaum <marcel.a@redhat.com>
RH-Acked-by: Laszlo Ersek <lersek@redhat.com>

Detect the 64 bit window programmed by firmware
and configure properties accordingly.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
(cherry picked from commit 8b42d730e3401084720f4ba59d1e18a0d6c67dc6)
---
 hw/pci-host/q35.c | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

Signed-off-by: Michal Novotny <minovotn@redhat.com>
---
 hw/pci-host/q35.c | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/hw/pci-host/q35.c b/hw/pci-host/q35.c
index 70ad01f..943e55f 100644
--- a/hw/pci-host/q35.c
+++ b/hw/pci-host/q35.c
@@ -88,18 +88,24 @@ static void q35_host_get_pci_hole64_start(Object *obj, Visitor *v,
                                           void *opaque, const char *name,
                                           Error **errp)
 {
-    Q35PCIHost *s = Q35_HOST_DEVICE(obj);
+    PCIHostState *h = PCI_HOST_BRIDGE(obj);
+    Range w64;
+
+    pci_bus_get_w64_range(h->bus, &w64);
 
-    visit_type_uint64(v, &s->mch.pci_info.w64.begin, name, errp);
+    visit_type_uint64(v, &w64.begin, name, errp);
 }
 
 static void q35_host_get_pci_hole64_end(Object *obj, Visitor *v,
                                         void *opaque, const char *name,
                                         Error **errp)
 {
-    Q35PCIHost *s = Q35_HOST_DEVICE(obj);
+    PCIHostState *h = PCI_HOST_BRIDGE(obj);
+    Range w64;
+
+    pci_bus_get_w64_range(h->bus, &w64);
 
-    visit_type_uint64(v, &s->mch.pci_info.w64.end, name, errp);
+    visit_type_uint64(v, &w64.end, name, errp);
 }
 
 static Property mch_props[] = {
-- 
1.7.11.7