From patchwork Wed Jul 1 14:50:21 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiao Guangrong X-Patchwork-Id: 6703961 Return-Path: X-Original-To: patchwork-kvm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 020EDC05AC for ; Wed, 1 Jul 2015 14:55:41 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 4BF9A2070A for ; Wed, 1 Jul 2015 14:55:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 54FE62064C for ; Wed, 1 Jul 2015 14:55:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754337AbbGAOzg (ORCPT ); Wed, 1 Jul 2015 10:55:36 -0400 Received: from mga03.intel.com ([134.134.136.65]:20064 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754291AbbGAOzb (ORCPT ); Wed, 1 Jul 2015 10:55:31 -0400 Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga103.jf.intel.com with ESMTP; 01 Jul 2015 07:55:31 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.15,386,1432623600"; d="scan'208";a="517239282" Received: from xiao.sh.intel.com ([10.239.159.86]) by FMSMGA003.fm.intel.com with ESMTP; 01 Jul 2015 07:55:29 -0700 From: Xiao Guangrong To: pbonzini@redhat.com, imammedo@redhat.com Cc: gleb@kernel.org, mtosatti@redhat.com, stefanha@redhat.com, mst@redhat.com, rth@twiddle.net, ehabkost@redhat.com, kvm@vger.kernel.org, qemu-devel@nongnu.org, Xiao Guangrong Subject: [PATCH 05/16] acpi: add aml_create_field Date: Wed, 1 Jul 2015 22:50:21 +0800 Message-Id: <1435762232-15543-6-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> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Implement CreateField term which are used by NVDIMM _DSM method in later patch Signed-off-by: Xiao Guangrong --- hw/acpi/aml-build.c | 14 ++++++++++++++ include/hw/acpi/aml-build.h | 1 + 2 files changed, 15 insertions(+) diff --git a/hw/acpi/aml-build.c b/hw/acpi/aml-build.c index a526eed..debdad2 100644 --- a/hw/acpi/aml-build.c +++ b/hw/acpi/aml-build.c @@ -1151,6 +1151,20 @@ Aml *aml_sizeof(Aml *arg) return var; } +/* ACPI 6.0: 20.2.5.2 Named Objects Encoding: DefCreateField */ +Aml *aml_create_field(Aml *srcbuf, Aml *index, Aml *len, const char *name) +{ + Aml *var = aml_alloc(); + + build_append_byte(var->buf, 0x5B); /* ExtOpPrefix */ + build_append_byte(var->buf, 0x13); /* CreateFieldOp */ + aml_append(var, srcbuf); + aml_append(var, index); + aml_append(var, len); + build_append_namestring(var->buf, "%s", name); + 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 6b591ab..d4dbd44 100644 --- a/include/hw/acpi/aml-build.h +++ b/include/hw/acpi/aml-build.h @@ -277,6 +277,7 @@ Aml *aml_touuid(const char *uuid); Aml *aml_unicode(const char *str); Aml *aml_derefof(Aml *arg); Aml *aml_sizeof(Aml *arg); +Aml *aml_create_field(Aml *srcbuf, Aml *index, Aml *len, const char *name); void build_header(GArray *linker, GArray *table_data,