From patchwork Fri Sep 24 12:27:41 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Igor Mammedov X-Patchwork-Id: 12515251 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 94F55C433EF for ; Fri, 24 Sep 2021 12:56:18 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 594296136F for ; Fri, 24 Sep 2021 12:56:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 594296136F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:53924 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mTkkT-0002Is-I5 for qemu-devel@archiver.kernel.org; Fri, 24 Sep 2021 08:56:17 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47252) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mTkKF-0005Hq-UB for qemu-devel@nongnu.org; Fri, 24 Sep 2021 08:29:12 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:60948) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mTkKE-0001Nk-DB for qemu-devel@nongnu.org; Fri, 24 Sep 2021 08:29:11 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1632486549; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=xq5+StopWEUnuq+MsOZSu5IW44+pUvinYBGFVLXEkME=; b=K03Nxe0mtBGMNvL0+/shduGEDo+xB50hHd/2DnHXjTBxy8iTpgwkM7YW1HY5Cf85agfINn zrKEZefeVTxNC75O2tyPG1nH40n/QuFyvUU/ulgzg3Jb9WLl/bM3HlbYnwuvU3ZVc6//lq hIjnbJxIodjO0wY3yZtglJaK96hJHic= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-52-aqgZ7Lk9OEWsSTfimXFPOg-1; Fri, 24 Sep 2021 08:29:08 -0400 X-MC-Unique: aqgZ7Lk9OEWsSTfimXFPOg-1 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 3D14A101F008; Fri, 24 Sep 2021 12:29:07 +0000 (UTC) Received: from dell-r430-03.lab.eng.brq.redhat.com (dell-r430-03.lab.eng.brq.redhat.com [10.37.153.18]) by smtp.corp.redhat.com (Postfix) with ESMTP id 434D96A901; Fri, 24 Sep 2021 12:29:00 +0000 (UTC) From: Igor Mammedov To: qemu-devel@nongnu.org Subject: [PATCH v4 14/35] acpi: build_hpet: use acpi_table_begin()/acpi_table_end() instead of build_header() Date: Fri, 24 Sep 2021 08:27:41 -0400 Message-Id: <20210924122802.1455362-15-imammedo@redhat.com> In-Reply-To: <20210924122802.1455362-1-imammedo@redhat.com> References: <20210924122802.1455362-1-imammedo@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=imammedo@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=170.10.133.124; envelope-from=imammedo@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -42 X-Spam_score: -4.3 X-Spam_bar: ---- X-Spam_report: (-4.3 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.473, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ani@anisinha.ca, mst@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" it replaces error-prone pointer arithmetic for build_header() API, with 2 calls to start and finish table creation, which hides offsets magic from API user. while at it convert build_hpet() to endian agnostic build_append_FOO() API Signed-off-by: Igor Mammedov --- v3: * s/acpi_init_table|acpi_table_composed/acpi_table_begin|acpi_table_end/ CC: marcel.apfelbaum@gmail.com --- include/hw/acpi/acpi-defs.h | 13 ------------- hw/i386/acpi-build.c | 26 ++++++++++++++++++-------- 2 files changed, 18 insertions(+), 21 deletions(-) diff --git a/include/hw/acpi/acpi-defs.h b/include/hw/acpi/acpi-defs.h index f6d2ca172b..4d8f8b34b0 100644 --- a/include/hw/acpi/acpi-defs.h +++ b/include/hw/acpi/acpi-defs.h @@ -358,19 +358,6 @@ struct AcpiGenericTimerTable { } QEMU_PACKED; typedef struct AcpiGenericTimerTable AcpiGenericTimerTable; -/* - * HPET Description Table - */ -struct Acpi20Hpet { - ACPI_TABLE_HEADER_DEF /* ACPI common table header */ - uint32_t timer_block_id; - struct AcpiGenericAddress addr; - uint8_t hpet_number; - uint16_t min_tick; - uint8_t page_protect; -} QEMU_PACKED; -typedef struct Acpi20Hpet Acpi20Hpet; - /* * SRAT (NUMA topology description) table */ diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index 7b54ab01c9..1587fe5a20 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -1849,22 +1849,32 @@ build_dsdt(GArray *table_data, BIOSLinker *linker, free_aml_allocator(); } +/* + * IA-PC HPET (High Precision Event Timers) Specification (Revision: 1.0a) + * 3.2.4The ACPI 2.0 HPET Description Table (HPET) + */ static void build_hpet(GArray *table_data, BIOSLinker *linker, const char *oem_id, const char *oem_table_id) { - Acpi20Hpet *hpet; - int hpet_start = table_data->len; + AcpiTable table = { .sig = "HPET", .rev = 1, + .oem_id = oem_id, .oem_table_id = oem_table_id }; - hpet = acpi_data_push(table_data, sizeof(*hpet)); + acpi_table_begin(&table, table_data); /* Note timer_block_id value must be kept in sync with value advertised by * emulated hpet */ - hpet->timer_block_id = cpu_to_le32(0x8086a201); - hpet->addr.address = cpu_to_le64(HPET_BASE); - build_header(linker, table_data, - (void *)(table_data->data + hpet_start), - "HPET", sizeof(*hpet), 1, oem_id, oem_table_id); + /* Event Timer Block ID */ + build_append_int_noprefix(table_data, 0x8086a201, 4); + /* BASE_ADDRESS */ + build_append_gas(table_data, AML_AS_SYSTEM_MEMORY, 0, 0, 0, HPET_BASE); + /* HPET Number */ + build_append_int_noprefix(table_data, 0, 1); + /* Main Counter Minimum Clock_tick in Periodic Mode */ + build_append_int_noprefix(table_data, 0, 2); + /* Page Protection And OEM Attribute */ + build_append_int_noprefix(table_data, 0, 1); + acpi_table_end(linker, &table); } #ifdef CONFIG_TPM