From patchwork Wed Jan 15 12:50:32 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mauro Carvalho Chehab X-Patchwork-Id: 13940401 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id EAE75C02180 for ; Wed, 15 Jan 2025 12:52:39 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tY2s6-00085I-Ug; Wed, 15 Jan 2025 07:51:46 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tY2rO-0007eP-EE; Wed, 15 Jan 2025 07:51:06 -0500 Received: from nyc.source.kernel.org ([2604:1380:45d1:ec00::3]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tY2rM-0006sQ-MZ; Wed, 15 Jan 2025 07:51:02 -0500 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by nyc.source.kernel.org (Postfix) with ESMTP id 1BAEFA41F4D; Wed, 15 Jan 2025 12:48:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5BD4EC4AF0D; Wed, 15 Jan 2025 12:50:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1736945441; bh=DZq3ehynlc63lZ3iGs1SNcajfqzDutIBxgWe19LJFlA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Q4rApGEkZ/pEwqEbS8M4GYUjAEI5caZ2FvJ2qbXVivtz9ndeD4LQ4rTm6SCXqNgzB 2d6F9XSdfOw6XhRhir7hwx8YQbNbMe19VcAdDHpE6pzptnZCRBZEg/OBlRoPynOjK7 W+JHdyJMDAa13OaWO1Ot9V3RscESSozTbejv8PPOVSCiANGB3gjo+ZageahhBirQqc lmwDXK1GYZRK696mhSz3ugF4Qlf6oNuQle38rrH5TBPCLFNYwSkX6BzB7LUGpaoG+n aStZwreC8IoB4BhYf+of7mzDU2pJ8D8SzFBEFfR4Gj3GF5731/U5c4U0sfvrkOYmAO XLWvWcMV62c7w== Received: from mchehab by mail.kernel.org with local (Exim 4.98) (envelope-from ) id 1tY2r1-00000004yGQ-1s8I; Wed, 15 Jan 2025 13:50:39 +0100 From: Mauro Carvalho Chehab To: Igor Mammedov , "Michael S . Tsirkin" Cc: Jonathan Cameron , Shiju Jose , qemu-arm@nongnu.org, qemu-devel@nongnu.org, Mauro Carvalho Chehab , Dongjiu Geng , linux-kernel@vger.kernel.org Subject: [PATCH v7 16/16] docs: acpi_hest_ghes: fix documentation for CPER size Date: Wed, 15 Jan 2025 13:50:32 +0100 Message-ID: X-Mailer: git-send-email 2.47.1 In-Reply-To: References: MIME-Version: 1.0 Received-SPF: pass client-ip=2604:1380:45d1:ec00::3; envelope-from=mchehab+huawei@kernel.org; helo=nyc.source.kernel.org X-Spam_score_int: -44 X-Spam_score: -4.5 X-Spam_bar: ---- X-Spam_report: (-4.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.141, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, 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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org While the spec defines a CPER size of 4KiB for each record, currently it is set to 1KiB. Fix the documentation and add a pointer to the macro name there, as this may help to keep it updated. Signed-off-by: Mauro Carvalho Chehab Reviewed-by: Jonathan Cameron Reviewed-by: Igor Mammedov --- docs/specs/acpi_hest_ghes.rst | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/docs/specs/acpi_hest_ghes.rst b/docs/specs/acpi_hest_ghes.rst index 68f1fbe0a4af..c3e9f8d9a702 100644 --- a/docs/specs/acpi_hest_ghes.rst +++ b/docs/specs/acpi_hest_ghes.rst @@ -67,8 +67,10 @@ Design Details (3) The address registers table contains N Error Block Address entries and N Read Ack Register entries. The size for each entry is 8-byte. The Error Status Data Block table contains N Error Status Data Block - entries. The size for each entry is 4096(0x1000) bytes. The total size - for the "etc/hardware_errors" fw_cfg blob is (N * 8 * 2 + N * 4096) bytes. + entries. The size for each entry is defined at the source code as + ACPI_GHES_MAX_RAW_DATA_LENGTH (currently 1024 bytes). The total size + for the "etc/hardware_errors" fw_cfg blob is + (N * 8 * 2 + N * ACPI_GHES_MAX_RAW_DATA_LENGTH) bytes. N is the number of the kinds of hardware error sources. (4) QEMU generates the ACPI linker/loader script for the firmware. The