hw/acpi: fix Q35 support for legacy Windows OS
commitc82f503dd5c3f0a01a9e63741f1f875652669867
authorMarcel Apfelbaum <marcel@redhat.com>
Mon, 7 Mar 2016 19:14:37 +0000 (7 21:14 +0200)
committerMichael S. Tsirkin <mst@redhat.com>
Fri, 11 Mar 2016 14:45:21 +0000 (11 16:45 +0200)
tree637e98c2ac3c39d3caf0d1ca048f9048defe2d95
parent7335a95abd400127b46f3b641e6cd15dd11703fd
hw/acpi: fix Q35 support for legacy Windows OS

Legacy Windows operating systems like Windows XP and Windows 2003
require _DIS method to be present for all interrupt links.

PC machines already have a no-op implemented for GSI links, add
it also in Q35.

Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
hw/i386/acpi-build.c