From mboxrd@z Thu Jan 1 00:00:00 1970 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=-20.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_SANE_1 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 C7DD8C433B4 for ; Fri, 23 Apr 2021 16:44:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 90CB861209 for ; Fri, 23 Apr 2021 16:44:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231312AbhDWQpE (ORCPT ); Fri, 23 Apr 2021 12:45:04 -0400 Received: from mga14.intel.com ([192.55.52.115]:21081 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230482AbhDWQpB (ORCPT ); Fri, 23 Apr 2021 12:45:01 -0400 IronPort-SDR: 9tJWFpEyBmIpbdgVE2gpFRoMG21zRqCF88DntE1COc6N8qmxXNJ7y5bMMkob4+oaIzw9hcIDMq Csd+jNh0jDjA== X-IronPort-AV: E=McAfee;i="6200,9189,9963"; a="195653792" X-IronPort-AV: E=Sophos;i="5.82,246,1613462400"; d="scan'208";a="195653792" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Apr 2021 09:44:24 -0700 IronPort-SDR: gor60WCeUZ5pyLAO2wrhnuuYC9xzLkw850j5Y1O9fhJUkVSW1FFNkkD8bqwOb17iM922T9otea UJUQ3zZb9oBA== X-IronPort-AV: E=Sophos;i="5.82,246,1613462400"; d="scan'208";a="456287024" Received: from aberdasc-mobl.amr.corp.intel.com (HELO skuppusw-mobl5.amr.corp.intel.com) ([10.254.2.101]) by fmsmga002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Apr 2021 09:44:23 -0700 Subject: Re: [PATCH v2 1/3] ACPICA: ACPI 6.4: MADT: add Multiprocessor Wakeup Mailbox Structure To: "Rafael J. Wysocki" , Erik Kaneda Cc: Rafael J Wysocki , Thomas Gleixner , Ingo Molnar , "H . Peter Anvin" , Peter Zijlstra , Len Brown , Robert Moore , ACPI Devel Maling List , "open list:ACPI COMPONENT ARCHITECTURE (ACPICA)" , Linux Kernel Mailing List , the arch/x86 maintainers References: <20210422214708.716164-1-sathyanarayanan.kuppuswamy@linux.intel.com> <20210422214708.716164-2-sathyanarayanan.kuppuswamy@linux.intel.com> From: "Kuppuswamy, Sathyanarayanan" Message-ID: <4fb6aefe-5873-b04e-dc0b-12dd0c52f411@linux.intel.com> Date: Fri, 23 Apr 2021 09:44:20 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org On 4/23/21 5:33 AM, Rafael J. Wysocki wrote: > On Thu, Apr 22, 2021 at 11:47 PM Kuppuswamy Sathyanarayanan > wrote: >> >> ACPICA commit f1ee04207a212f6c519441e7e25397649ebc4cea >> >> Add Multiprocessor Wakeup Mailbox Structure definition. It is useful >> in parsing MADT Wake table. >> >> Link: https://github.com/acpica/acpica/commit/f1ee0420 >> Signed-off-by: Kuppuswamy Sathyanarayanan > > I'm expecting to receive this patch from Erik at one point, so I'm > guessing that it's been added to this series for reference. Yes. Since I had dependent patches, Erik sent it to me for submission. > >> --- >> include/acpi/actbl2.h | 14 ++++++++++++++ >> 1 file changed, 14 insertions(+) >> >> diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h >> index b2362600b9ff..7dce422f6119 100644 >> --- a/include/acpi/actbl2.h >> +++ b/include/acpi/actbl2.h >> @@ -733,6 +733,20 @@ struct acpi_madt_multiproc_wakeup { >> u64 base_address; >> }; >> >> +#define ACPI_MULTIPROC_WAKEUP_MB_OS_SIZE 2032 >> +#define ACPI_MULTIPROC_WAKEUP_MB_FIRMWARE_SIZE 2048 >> + >> +struct acpi_madt_multiproc_wakeup_mailbox { >> + u16 command; >> + u16 reserved; /* reserved - must be zero */ >> + u32 apic_id; >> + u64 wakeup_vector; >> + u8 reserved_os[ACPI_MULTIPROC_WAKEUP_MB_OS_SIZE]; /* reserved for OS use */ >> + u8 reserved_firmware[ACPI_MULTIPROC_WAKEUP_MB_FIRMWARE_SIZE]; /* reserved for firmware use */ >> +}; >> + >> +#define ACPI_MP_WAKE_COMMAND_WAKEUP 1 >> + >> /* >> * Common flags fields for MADT subtables >> */ >> -- >> 2.25.1 >> -- Sathyanarayanan Kuppuswamy Linux Kernel Developer