From patchwork Sun Jul 31 16:21:38 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Julia Suvorova X-Patchwork-Id: 12933136 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 96639C00140 for ; Sun, 31 Jul 2022 16:26:09 +0000 (UTC) Received: from localhost ([::1]:43024 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oIBlY-0007eS-OO for qemu-devel@archiver.kernel.org; Sun, 31 Jul 2022 12:26:08 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:35092) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oIBid-0002Og-Eh for qemu-devel@nongnu.org; Sun, 31 Jul 2022 12:23:07 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:32920) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oIBiZ-0007T7-Pm for qemu-devel@nongnu.org; Sun, 31 Jul 2022 12:23:05 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1659284580; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Kisf0A4OxU3whIMuLxAmap6kESwwYZovfWK9YbR+hWg=; b=alSC2yKBuTBMW0nlVeT/70GgZW1s3AgxDb7ezzh32C6+GOyJNdJ+2mz/G9+7EMJqJPGdRk 5Z2vz3BXIQ4239Y3eCizkPUV5a5sOISivyCKB47BC99Cy5JDYm4F/vARlzmcy0CshHGVQH r8Chl/n/BUyVfqIg2BBHYqdCJXXNO3Y= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-532-DhUS2Ze4O4uwOPKS1TiGmQ-1; Sun, 31 Jul 2022 12:21:54 -0400 X-MC-Unique: DhUS2Ze4O4uwOPKS1TiGmQ-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 50C328032FB; Sun, 31 Jul 2022 16:21:54 +0000 (UTC) Received: from localhost.localdomain (unknown [10.39.192.85]) by smtp.corp.redhat.com (Postfix) with ESMTPS id D763F2026D64; Sun, 31 Jul 2022 16:21:52 +0000 (UTC) From: Julia Suvorova To: qemu-devel@nongnu.org Cc: "Michael S. Tsirkin" , Igor Mammedov , Ani Sinha , Julia Suvorova Subject: [PATCH v2 2/5] bios-tables-test: teach test to use smbios 3.0 tables Date: Sun, 31 Jul 2022 18:21:38 +0200 Message-Id: <20220731162141.178443-3-jusual@redhat.com> In-Reply-To: <20220731162141.178443-1-jusual@redhat.com> References: <20220731162141.178443-1-jusual@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 Received-SPF: pass client-ip=170.10.133.124; envelope-from=jusual@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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" Introduce the 64-bit entry point. Since we no longer have a total number of structures, stop checking for the new ones at the EOF structure (type 127). Signed-off-by: Julia Suvorova Reviewed-by: Igor Mammedov --- tests/qtest/bios-tables-test.c | 95 +++++++++++++++++++++++++--------- 1 file changed, 71 insertions(+), 24 deletions(-) diff --git a/tests/qtest/bios-tables-test.c b/tests/qtest/bios-tables-test.c index 359916c228..e352d5249f 100644 --- a/tests/qtest/bios-tables-test.c +++ b/tests/qtest/bios-tables-test.c @@ -88,8 +88,8 @@ typedef struct { uint64_t rsdp_addr; uint8_t rsdp_table[36 /* ACPI 2.0+ RSDP size */]; GArray *tables; - uint32_t smbios_ep_addr; - struct smbios_21_entry_point smbios_ep_table; + uint64_t smbios_ep_addr[SMBIOS_ENTRY_POINT_TYPE__MAX]; + SmbiosEntryPoint smbios_ep_table; uint16_t smbios_cpu_max_speed; uint16_t smbios_cpu_curr_speed; uint8_t *required_struct_types; @@ -533,10 +533,9 @@ static void test_acpi_asl(test_data *data) free_test_data(&exp_data); } -static bool smbios_ep_table_ok(test_data *data) +static bool smbios_ep2_table_ok(test_data *data, uint32_t addr) { - struct smbios_21_entry_point *ep_table = &data->smbios_ep_table; - uint32_t addr = data->smbios_ep_addr; + struct smbios_21_entry_point *ep_table = &data->smbios_ep_table.ep21; qtest_memread(data->qts, addr, ep_table, sizeof(*ep_table)); if (memcmp(ep_table->anchor_string, "_SM_", 4)) { @@ -559,13 +558,29 @@ static bool smbios_ep_table_ok(test_data *data) return true; } -static void test_smbios_entry_point(test_data *data) +static bool smbios_ep3_table_ok(test_data *data, uint64_t addr) +{ + struct smbios_30_entry_point *ep_table = &data->smbios_ep_table.ep30; + + qtest_memread(data->qts, addr, ep_table, sizeof(*ep_table)); + if (memcmp(ep_table->anchor_string, "_SM3_", 5)) { + return false; + } + + if (acpi_calc_checksum((uint8_t *)ep_table, sizeof *ep_table)) { + return false; + } + + return true; +} + +static SmbiosEntryPointType test_smbios_entry_point(test_data *data) { uint32_t off; /* find smbios entry point structure */ for (off = 0xf0000; off < 0x100000; off += 0x10) { - uint8_t sig[] = "_SM_"; + uint8_t sig[] = "_SM_", sig3[] = "_SM3_"; int i; for (i = 0; i < sizeof sig - 1; ++i) { @@ -574,14 +589,30 @@ static void test_smbios_entry_point(test_data *data) if (!memcmp(sig, "_SM_", sizeof sig)) { /* signature match, but is this a valid entry point? */ - data->smbios_ep_addr = off; - if (smbios_ep_table_ok(data)) { + if (smbios_ep2_table_ok(data, off)) { + data->smbios_ep_addr[SMBIOS_ENTRY_POINT_TYPE_32] = off; + } + } + + for (i = 0; i < sizeof sig3 - 1; ++i) { + sig3[i] = qtest_readb(data->qts, off + i); + } + + if (!memcmp(sig3, "_SM3_", sizeof sig3)) { + if (smbios_ep3_table_ok(data, off)) { + data->smbios_ep_addr[SMBIOS_ENTRY_POINT_TYPE_64] = off; + /* found 64-bit entry point, no need to look for 32-bit one */ break; } } } - g_assert_cmphex(off, <, 0x100000); + /* found at least one entry point */ + g_assert_true(data->smbios_ep_addr[SMBIOS_ENTRY_POINT_TYPE_32] || + data->smbios_ep_addr[SMBIOS_ENTRY_POINT_TYPE_64]); + + return data->smbios_ep_addr[SMBIOS_ENTRY_POINT_TYPE_64] ? + SMBIOS_ENTRY_POINT_TYPE_64 : SMBIOS_ENTRY_POINT_TYPE_32; } static inline bool smbios_single_instance(uint8_t type) @@ -625,16 +656,23 @@ static bool smbios_cpu_test(test_data *data, uint32_t addr) return true; } -static void test_smbios_structs(test_data *data) +static void test_smbios_structs(test_data *data, SmbiosEntryPointType ep_type) { DECLARE_BITMAP(struct_bitmap, SMBIOS_MAX_TYPE+1) = { 0 }; - struct smbios_21_entry_point *ep_table = &data->smbios_ep_table; - uint32_t addr = le32_to_cpu(ep_table->structure_table_address); - int i, len, max_len = 0; + + SmbiosEntryPoint *ep_table = &data->smbios_ep_table; + int i = 0, len, max_len = 0; uint8_t type, prv, crt; + uint64_t addr; + + if (ep_type == SMBIOS_ENTRY_POINT_TYPE_32) { + addr = le32_to_cpu(ep_table->ep21.structure_table_address); + } else { + addr = le64_to_cpu(ep_table->ep30.structure_table_address); + } /* walk the smbios tables */ - for (i = 0; i < le16_to_cpu(ep_table->number_of_structures); i++) { + do { /* grab type and formatted area length from struct header */ type = qtest_readb(data->qts, addr); @@ -660,19 +698,28 @@ static void test_smbios_structs(test_data *data) } /* keep track of max. struct size */ - if (max_len < len) { + if (ep_type == SMBIOS_ENTRY_POINT_TYPE_32 && max_len < len) { max_len = len; - g_assert_cmpuint(max_len, <=, ep_table->max_structure_size); + g_assert_cmpuint(max_len, <=, ep_table->ep21.max_structure_size); } /* start of next structure */ addr += len; - } - /* total table length and max struct size must match entry point values */ - g_assert_cmpuint(le16_to_cpu(ep_table->structure_table_length), ==, - addr - le32_to_cpu(ep_table->structure_table_address)); - g_assert_cmpuint(le16_to_cpu(ep_table->max_structure_size), ==, max_len); + /* + * Until all structures have been scanned (ep21) + * or an EOF structure is found (ep30) + */ + } while (ep_type == SMBIOS_ENTRY_POINT_TYPE_32 ? + ++i < le16_to_cpu(ep_table->ep21.number_of_structures) : + type != 127); + + if (ep_type == SMBIOS_ENTRY_POINT_TYPE_32) { + /* total table length and max struct size must match entry point values */ + g_assert_cmpuint(le16_to_cpu(ep_table->ep21.structure_table_length), ==, + addr - le32_to_cpu(ep_table->ep21.structure_table_address)); + g_assert_cmpuint(le16_to_cpu(ep_table->ep21.max_structure_size), ==, max_len); + } /* required struct types must all be present */ for (i = 0; i < data->required_struct_types_len; i++) { @@ -756,8 +803,8 @@ static void test_acpi_one(const char *params, test_data *data) * https://bugs.launchpad.net/qemu/+bug/1821884 */ if (!use_uefi) { - test_smbios_entry_point(data); - test_smbios_structs(data); + SmbiosEntryPointType ep_type = test_smbios_entry_point(data); + test_smbios_structs(data, ep_type); } qtest_quit(data->qts);