From patchwork Wed Jun 30 05:46:25 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Dov Murik X-Patchwork-Id: 12351245 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=-16.6 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,USER_AGENT_GIT 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 96968C11F68 for ; Wed, 30 Jun 2021 05:47:39 +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 189D161C65 for ; Wed, 30 Jun 2021 05:47:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 189D161C65 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.ibm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:38964 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lyT4U-0004Y0-1g for qemu-devel@archiver.kernel.org; Wed, 30 Jun 2021 01:47:38 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53238) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lyT3T-0002d4-N6 for qemu-devel@nongnu.org; Wed, 30 Jun 2021 01:46:36 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:47006) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lyT3R-0002YU-II for qemu-devel@nongnu.org; Wed, 30 Jun 2021 01:46:35 -0400 Received: from pps.filterd (m0127361.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 15U5Wlk1162868; Wed, 30 Jun 2021 01:46:30 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type : content-transfer-encoding; s=pp1; bh=6byZ7BJiyAcUu2bKywj05Fxscef09SQjlZFWMEm9dgE=; b=MSeQW84cuz1bo8GF0elVw3eCWV/I/XbxTvv98OagopFZsfeOwk/OvrITW3+peGgpf8R9 hYsPoFIWYFjUHLytCawo3XEr6Srx+2kXGwKabAUCx3Z7XP97g/mf+PSM02wdkpaME3r1 x8V5zKEZErCydpzwOMf3eHQKxtYGUg6KKSzO/ri2xUEoVToH6zFvEGzHPYm8m/Gp6TQd qTWKuiTnY6b3xDC1iKquuTWjV/Z6YbdRHgHaSTrw+A23Kxg9bomDhVfA8dD4wp8HpBv7 ehM5uOV96ursWVQladgxwHOKb0f/OSE7A3sIPm7rEwspdxB89Rk2KSRfV9Rr9AUmXu3U kg== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 39ghu6s82g-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 30 Jun 2021 01:46:30 -0400 Received: from m0127361.ppops.net (m0127361.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 15U5Y4Av166009; Wed, 30 Jun 2021 01:46:30 -0400 Received: from ppma01wdc.us.ibm.com (fd.55.37a9.ip4.static.sl-reverse.com [169.55.85.253]) by mx0a-001b2d01.pphosted.com with ESMTP id 39ghu6s829-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 30 Jun 2021 01:46:30 -0400 Received: from pps.filterd (ppma01wdc.us.ibm.com [127.0.0.1]) by ppma01wdc.us.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 15U5cX0O019242; Wed, 30 Jun 2021 05:46:29 GMT Received: from b03cxnp08028.gho.boulder.ibm.com (b03cxnp08028.gho.boulder.ibm.com [9.17.130.20]) by ppma01wdc.us.ibm.com with ESMTP id 39ejyyqns3-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 30 Jun 2021 05:46:29 +0000 Received: from b03ledav006.gho.boulder.ibm.com (b03ledav006.gho.boulder.ibm.com [9.17.130.237]) by b03cxnp08028.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 15U5kSrw33751300 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 30 Jun 2021 05:46:28 GMT Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 88F4CC6059; Wed, 30 Jun 2021 05:46:28 +0000 (GMT) Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id BD692C6061; Wed, 30 Jun 2021 05:46:27 +0000 (GMT) Received: from localhost.localdomain (unknown [9.2.130.16]) by b03ledav006.gho.boulder.ibm.com (Postfix) with ESMTP; Wed, 30 Jun 2021 05:46:27 +0000 (GMT) From: Dov Murik To: qemu-devel@nongnu.org Subject: [PATCH v2 2/2] hw/i386/pc: Document pc_system_ovmf_table_find Date: Wed, 30 Jun 2021 05:46:25 +0000 Message-Id: <20210630054625.3424178-3-dovmurik@linux.ibm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210630054625.3424178-1-dovmurik@linux.ibm.com> References: <20210630054625.3424178-1-dovmurik@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: rPdjw0-TsdUtpKbKqQ3Z7BNLUwEUgvDY X-Proofpoint-ORIG-GUID: YO3TxbNef4V559hclwUFR2xxRByS_UaZ X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.790 definitions=2021-06-30_01:2021-06-29, 2021-06-30 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 adultscore=0 lowpriorityscore=0 spamscore=0 priorityscore=1501 bulkscore=0 mlxscore=0 malwarescore=0 clxscore=1015 suspectscore=0 impostorscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104190000 definitions=main-2106300034 Received-SPF: pass client-ip=148.163.158.5; envelope-from=dovmurik@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, 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: Tom Lendacky , Eduardo Habkost , "Michael S. Tsirkin" , Richard Henderson , Dov Murik , Paolo Bonzini , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Suggested-by: Philippe Mathieu-Daudé Signed-off-by: Dov Murik Reviewed-by: Philippe Mathieu-Daudé --- hw/i386/pc_sysfw.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/hw/i386/pc_sysfw.c b/hw/i386/pc_sysfw.c index 9eac36b830..d02f1b2361 100644 --- a/hw/i386/pc_sysfw.c +++ b/hw/i386/pc_sysfw.c @@ -179,6 +179,17 @@ static void pc_system_parse_ovmf_flash(uint8_t *flash_ptr, size_t flash_size) ovmf_table += tot_len; } +/** + * pc_system_ovmf_table_find - Find the data associated with an entry in OVMF's + * reset vector GUIDed table. + * + * @entry: GUID string of the entry to lookup + * @data: Filled with a pointer to the entry's value (if not NULL) + * @data_len: Filled with the length of the entry's value (if not NULL). Pass + * NULL here if the length of data is known. + * + * Return: true if the entry was found in the OVMF table; false otherwise. + */ bool pc_system_ovmf_table_find(const char *entry, uint8_t **data, int *data_len) {