From patchwork Wed Jul 1 14:50:19 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiao Guangrong X-Patchwork-Id: 490193 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 4038C14028E for ; Thu, 2 Jul 2015 00:56:29 +1000 (AEST) Received: from localhost ([::1]:59383 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZAJR5-000762-FO for incoming@patchwork.ozlabs.org; Wed, 01 Jul 2015 10:56:27 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:51601) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZAJQE-0005r4-FJ for qemu-devel@nongnu.org; Wed, 01 Jul 2015 10:55:35 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZAJQ9-0004Pf-Vi for qemu-devel@nongnu.org; Wed, 01 Jul 2015 10:55:34 -0400 Received: from mga11.intel.com ([192.55.52.93]:64193) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZAJQ9-0004ME-QC for qemu-devel@nongnu.org; Wed, 01 Jul 2015 10:55:29 -0400 Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga102.fm.intel.com with ESMTP; 01 Jul 2015 07:55:27 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.15,386,1432623600"; d="scan'208";a="517239239" Received: from xiao.sh.intel.com ([10.239.159.86]) by FMSMGA003.fm.intel.com with ESMTP; 01 Jul 2015 07:55:24 -0700 From: Xiao Guangrong To: pbonzini@redhat.com, imammedo@redhat.com Date: Wed, 1 Jul 2015 22:50:19 +0800 Message-Id: <1435762232-15543-4-git-send-email-guangrong.xiao@linux.intel.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1435762232-15543-1-git-send-email-guangrong.xiao@linux.intel.com> References: <1435762232-15543-1-git-send-email-guangrong.xiao@linux.intel.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 192.55.52.93 Cc: Xiao Guangrong , ehabkost@redhat.com, kvm@vger.kernel.org, mst@redhat.com, gleb@kernel.org, mtosatti@redhat.com, qemu-devel@nongnu.org, stefanha@redhat.com, rth@twiddle.net Subject: [Qemu-devel] [PATCH 03/16] acpi: add aml_derefof 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 Implement DeRefOf term which is used by NVDIMM _DSM method in later patch Signed-off-by: Xiao Guangrong --- hw/acpi/aml-build.c | 8 ++++++++ include/hw/acpi/aml-build.h | 1 + 2 files changed, 9 insertions(+) diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c index 02f9e3d..9e89efc 100644 --- a/hw/acpi/aml-build.c +++ b/hw/acpi/aml-build.c @@ -1135,6 +1135,14 @@ Aml *aml_unicode(const char *str) return var; } +/* ACPI 6.0: 20.2.5.4 Type 2 Opcodes Encoding: DefDerefOf */ +Aml *aml_derefof(Aml *arg) +{ + Aml *var = aml_opcode(0x83 /* DerefOfOp */); + aml_append(var, arg); + return var; +} + void build_header(GArray *linker, GArray *table_data, AcpiTableHeader *h, const char *sig, int len, uint8_t rev) diff --git a/include/hw/acpi/aml-build.h b/include/hw/acpi/aml-build.h index 996ac5b..21dc5e9 100644 --- a/include/hw/acpi/aml-build.h +++ b/include/hw/acpi/aml-build.h @@ -275,6 +275,7 @@ Aml *aml_create_dword_field(Aml *srcbuf, Aml *index, const char *name); Aml *aml_varpackage(uint32_t num_elements); Aml *aml_touuid(const char *uuid); Aml *aml_unicode(const char *str); +Aml *aml_derefof(Aml *arg); void build_header(GArray *linker, GArray *table_data,