From: Michael S. Tsirkin <mst@redhat.com>
Date: Sun, 6 Apr 2014 09:47:37 +0000 (+0300)
Subject: dsdt: tweak ACPI ID for hotplug resource device
X-Git-Tag: v2.0.0-rc2~2^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=f2ccc311df55ec026a8f8ea9df998f26314f22b2;p=thirdparty%2Fqemu.git

dsdt: tweak ACPI ID for hotplug resource device

ACPI0004 seems too new:
Windows XP complains about an unrecognized device.
This is a regression since 1.7.
Use PNP0A06 instead - Generic Container Device.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-By: Igor Mammedov <imammedo@redhat.com>
---

diff --git a/hw/i386/acpi-dsdt-cpu-hotplug.dsl b/hw/i386/acpi-dsdt-cpu-hotplug.dsl
index dee4843cde2..34aab5af43a 100644
--- a/hw/i386/acpi-dsdt-cpu-hotplug.dsl
+++ b/hw/i386/acpi-dsdt-cpu-hotplug.dsl
@@ -93,7 +93,7 @@ Scope(\_SB) {
     }
 
     Device(CPU_HOTPLUG_RESOURCE_DEVICE) {
-        Name(_HID, "ACPI0004")
+        Name(_HID, EisaId("PNP0A06"))
 
         Name(_CRS, ResourceTemplate() {
             IO(Decode16, CPU_STATUS_BASE, CPU_STATUS_BASE, 0, CPU_STATUS_LEN)