acpi: i386: Move VMBus DSDT entry to SB

Signed-off-by: Jon Doron <arilou@gmail.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-Id: <20200715084326.678715-2-arilou@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index 8d14e4667a0b678ce9276af7a82c8ee29689495e..45ad2f9533414e5043968e98256f2354ca8d8de8 100644 (file)
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -990,7 +990,6 @@ static Aml *build_vmbus_device_aml(VMBusBridge *vmbus_bridge)
 
 static void build_isa_devices_aml(Aml *table)
 {
-    VMBusBridge *vmbus_bridge = vmbus_bridge_find();
     bool ambiguous;
     Object *obj = object_resolve_path_type("", TYPE_ISA_BUS, &ambiguous);
     Aml *scope;
@@ -1001,10 +1000,6 @@ static void build_isa_devices_aml(Aml *table)
     build_acpi_ipmi_devices(scope, BUS(obj), "\\_SB.PCI0.ISA");
     isa_build_aml(ISA_BUS(obj), scope);
 
-    if (vmbus_bridge) {
-        aml_append(scope, build_vmbus_device_aml(vmbus_bridge));
-    }
-
     aml_append(table, scope);
 }
 
@@ -1500,6 +1495,7 @@ build_dsdt(GArray *table_data, BIOSLinker *linker,
     PCIBus *bus = NULL;
     TPMIf *tpm = tpm_find();
     int i;
+    VMBusBridge *vmbus_bridge = vmbus_bridge_find();
 
     dsdt = init_aml_allocator();
 
@@ -1569,6 +1565,12 @@ build_dsdt(GArray *table_data, BIOSLinker *linker,
         }
     }
 
+    if (vmbus_bridge) {
+        sb_scope = aml_scope("_SB");
+        aml_append(sb_scope, build_vmbus_device_aml(vmbus_bridge));
+        aml_append(dsdt, sb_scope);
+    }
+
     if (pcmc->legacy_cpu_hotplug) {
         build_legacy_cpu_hotplug_aml(dsdt, machine, pm->cpu_hp_io_base);
     } else {