From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:33680) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YDcGT-0004q7-TV for qemu-devel@nongnu.org; Tue, 20 Jan 2015 12:06:54 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YDcGS-00017z-C6 for qemu-devel@nongnu.org; Tue, 20 Jan 2015 12:06:53 -0500 Received: from mx1.redhat.com ([209.132.183.28]:57631) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YDcGS-00017h-53 for qemu-devel@nongnu.org; Tue, 20 Jan 2015 12:06:52 -0500 From: Igor Mammedov Date: Tue, 20 Jan 2015 15:52:26 +0000 Message-Id: <1421769152-23285-2-git-send-email-imammedo@redhat.com> In-Reply-To: <1421769152-23285-1-git-send-email-imammedo@redhat.com> References: <1421769152-23285-1-git-send-email-imammedo@redhat.com> Subject: [Qemu-devel] [PATCH v4 1/7] pc: acpi: fix WindowsXP BSOD when memory hotplug is enabled List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: marcel.a@redhat.com, claudio.fontana@huawei.com, mst@redhat.com ACPI parser in XP considers PNP0A06 devices of CPU and memory hotplug as duplicates. Adding unique _UID to CPU hotplug device fixes BSOD. Signed-off-by: Igor Mammedov --- hw/i386/acpi-dsdt-cpu-hotplug.dsl | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/i386/acpi-dsdt-cpu-hotplug.dsl b/hw/i386/acpi-dsdt-cpu-hotplug.dsl index 34aab5a..268d870 100644 --- a/hw/i386/acpi-dsdt-cpu-hotplug.dsl +++ b/hw/i386/acpi-dsdt-cpu-hotplug.dsl @@ -94,6 +94,7 @@ Scope(\_SB) { Device(CPU_HOTPLUG_RESOURCE_DEVICE) { Name(_HID, EisaId("PNP0A06")) + Name(_UID, "CPU hotplug resources") Name(_CRS, ResourceTemplate() { IO(Decode16, CPU_STATUS_BASE, CPU_STATUS_BASE, 0, CPU_STATUS_LEN) -- 1.8.3.1