From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52383) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W1IfW-0000lL-4Y for qemu-devel@nongnu.org; Thu, 09 Jan 2014 11:41:24 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1W1IfP-0007HK-Tg for qemu-devel@nongnu.org; Thu, 09 Jan 2014 11:41:18 -0500 Received: from mx1.redhat.com ([209.132.183.28]:2523) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1W1IfP-0007H9-Kp for qemu-devel@nongnu.org; Thu, 09 Jan 2014 11:41:11 -0500 From: Igor Mammedov Date: Thu, 9 Jan 2014 17:36:37 +0100 Message-Id: <1389285399-28417-8-git-send-email-imammedo@redhat.com> In-Reply-To: <1389285399-28417-1-git-send-email-imammedo@redhat.com> References: <1389285399-28417-1-git-send-email-imammedo@redhat.com> Subject: [Qemu-devel] [PATCH 7/9] pc: ACPI: expose PRST IO range via _CRS List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: mst@redhat.com, hutao@cn.fujitsu.com, mjt@tls.msk.ru, chen.fan.fnst@cn.fujitsu.com, aliguori@amazon.com, anthony.perard@citrix.com, afaerber@suse.de .. so OSPM could notice resource conflict if there is any. Signed-off-by: Igor Mammedov --- v2: * use define for DEVICE name to make it more descriptive * define _STA as present,functioning, decoding, not shown in UI --- hw/i386/acpi-dsdt-cpu-hotplug.dsl | 14 +++++++++++++- 1 files changed, 13 insertions(+), 1 deletions(-) diff --git a/hw/i386/acpi-dsdt-cpu-hotplug.dsl b/hw/i386/acpi-dsdt-cpu-hotplug.dsl index 1dfbb4f..f91eafd 100644 --- a/hw/i386/acpi-dsdt-cpu-hotplug.dsl +++ b/hw/i386/acpi-dsdt-cpu-hotplug.dsl @@ -16,6 +16,7 @@ /**************************************************************** * CPU hotplug ****************************************************************/ +#define CPU_HOTPLUG_RESOURCE_DEVICE PRES Scope(\_SB) { /* Objects filled in by run-time generated SSDT */ @@ -52,7 +53,8 @@ Scope(\_SB) { Sleep(200) } - OperationRegion(PRST, SystemIO, CPU_STATUS_BASE, 32) +#define CPU_STATUS_LEN 32 + OperationRegion(PRST, SystemIO, CPU_STATUS_BASE, CPU_STATUS_LEN) Field(PRST, ByteAcc, NoLock, Preserve) { PRS, 256 } @@ -89,4 +91,14 @@ Scope(\_SB) { Increment(Local0) } } + + Device(CPU_HOTPLUG_RESOURCE_DEVICE) { + Name(_HID, "ACPI0004") + + Name(_CRS, ResourceTemplate() { + IO(Decode16, CPU_STATUS_BASE, CPU_STATUS_BASE, 0, CPU_STATUS_LEN) + }) + + Name(_STA, 0xB) /* present, functioning, decoding, not shown in UI */ + } } -- 1.7.1