From patchwork Fri Jan 8 14:18:58 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Michael S. Tsirkin" X-Patchwork-Id: 564844 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id BAF1D140213 for ; Sat, 9 Jan 2016 01:22:00 +1100 (AEDT) Received: from localhost ([::1]:36447 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aHXvS-0000gf-D2 for incoming@patchwork.ozlabs.org; Fri, 08 Jan 2016 09:21:58 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56323) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aHXse-0003cd-0U for qemu-devel@nongnu.org; Fri, 08 Jan 2016 09:19:08 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aHXsc-0002lY-7V for qemu-devel@nongnu.org; Fri, 08 Jan 2016 09:19:03 -0500 Received: from mx1.redhat.com ([209.132.183.28]:60713) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aHXsb-0002lP-Vv for qemu-devel@nongnu.org; Fri, 08 Jan 2016 09:19:02 -0500 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (Postfix) with ESMTPS id AB5657AE88; Fri, 8 Jan 2016 14:19:01 +0000 (UTC) Received: from redhat.com (vpn1-6-178.ams2.redhat.com [10.36.6.178]) by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with SMTP id u08EIxPn025339; Fri, 8 Jan 2016 09:18:59 -0500 Date: Fri, 8 Jan 2016 16:18:58 +0200 From: "Michael S. Tsirkin" To: qemu-devel@nongnu.org Message-ID: <1452262668-31244-10-git-send-email-mst@redhat.com> References: <1452262668-31244-1-git-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1452262668-31244-1-git-send-email-mst@redhat.com> X-Mutt-Fcc: =sent X-Scanned-By: MIMEDefang 2.68 on 10.5.11.23 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 209.132.183.28 Cc: Peter Maydell , Richard Henderson , Paolo Bonzini , Eduardo Habkost , Igor Mammedov Subject: [Qemu-devel] [PULL 09/59] pc: acpi: memhp: move MHPD.MRST method into SSDT X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Igor Mammedov Signed-off-by: Igor Mammedov Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/acpi/memory_hotplug_acpi_table.c | 23 +++++++++++++++++++++++ hw/i386/acpi-dsdt-mem-hotplug.dsl | 15 --------------- 2 files changed, 23 insertions(+), 15 deletions(-) diff --git a/hw/acpi/memory_hotplug_acpi_table.c b/hw/acpi/memory_hotplug_acpi_table.c index 86b8233..07d78f0 100644 --- a/hw/acpi/memory_hotplug_acpi_table.c +++ b/hw/acpi/memory_hotplug_acpi_table.c @@ -28,6 +28,8 @@ void build_memory_hotplug_aml(Aml *ctx, uint32_t nr_mem, { Aml *one = aml_int(1); Aml *zero = aml_int(0); + Aml *ret_val = aml_local(0); + Aml *slot_arg0 = aml_arg(0); Aml *slots_nr = aml_name(stringify(MEMORY_SLOTS_NUMBER)); Aml *ctrl_lock = aml_name(stringify(MEMORY_SLOT_LOCK)); Aml *slot_selector = aml_name(stringify(MEMORY_SLOT_SLECTOR)); @@ -100,6 +102,27 @@ void build_memory_hotplug_aml(Aml *ctx, uint32_t nr_mem, aml_append(method, aml_return(one)); } aml_append(mem_ctrl_dev, method); + + method = aml_method(stringify(MEMORY_SLOT_STATUS_METHOD), 1, + AML_NOTSERIALIZED); + { + Aml *slot_enabled = aml_name(stringify(MEMORY_SLOT_ENABLED)); + + aml_append(method, aml_store(zero, ret_val)); + aml_append(method, aml_acquire(ctrl_lock, 0xFFFF)); + aml_append(method, + aml_store(aml_to_integer(slot_arg0), slot_selector)); + + ifctx = aml_if(aml_equal(slot_enabled, one)); + { + aml_append(ifctx, aml_store(aml_int(0xF), ret_val)); + } + aml_append(method, ifctx); + + aml_append(method, aml_release(ctrl_lock)); + aml_append(method, aml_return(ret_val)); + } + aml_append(mem_ctrl_dev, method); } aml_append(pci_scope, mem_ctrl_dev); aml_append(ctx, pci_scope); diff --git a/hw/i386/acpi-dsdt-mem-hotplug.dsl b/hw/i386/acpi-dsdt-mem-hotplug.dsl index 92baf87..13e93dc 100644 --- a/hw/i386/acpi-dsdt-mem-hotplug.dsl +++ b/hw/i386/acpi-dsdt-mem-hotplug.dsl @@ -26,27 +26,12 @@ External(MEMORY_SLOT_SIZE_LOW, FieldUnitObj) // read only External(MEMORY_SLOT_SIZE_HIGH, FieldUnitObj) // read only External(MEMORY_SLOT_PROXIMITY, FieldUnitObj) // read only - External(MEMORY_SLOT_ENABLED, FieldUnitObj) // 1 if enabled, read only External(MEMORY_SLOT_EJECT, FieldUnitObj) // initiates device eject, write only External(MEMORY_SLOT_SLECTOR, FieldUnitObj) // DIMM selector, write only External(MEMORY_SLOT_OST_EVENT, FieldUnitObj) // _OST event code, write only External(MEMORY_SLOT_OST_STATUS, FieldUnitObj) // _OST status code, write only External(MEMORY_SLOT_LOCK, MutexObj) - Method(MEMORY_SLOT_STATUS_METHOD, 1) { - Store(Zero, Local0) - - Acquire(MEMORY_SLOT_LOCK, 0xFFFF) - Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM - - If (LEqual(MEMORY_SLOT_ENABLED, One)) { - Store(0xF, Local0) - } - - Release(MEMORY_SLOT_LOCK) - Return(Local0) - } - Method(MEMORY_SLOT_CRS_METHOD, 1, Serialized) { Acquire(MEMORY_SLOT_LOCK, 0xFFFF) Store(ToInteger(Arg0), MEMORY_SLOT_SLECTOR) // select DIMM