1237 lines
39 KiB
C
1237 lines
39 KiB
C
/*
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* SMBIOS Support
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*
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* Copyright (C) 2009 Hewlett-Packard Development Company, L.P.
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* Copyright (C) 2013 Red Hat, Inc.
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*
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* Authors:
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* Alex Williamson <alex.williamson@hp.com>
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* Markus Armbruster <armbru@redhat.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2. See
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* the COPYING file in the top-level directory.
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*
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* Contributions after 2012-01-13 are licensed under the terms of the
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* GNU GPL, version 2 or (at your option) any later version.
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*/
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#include "qemu/osdep.h"
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#include "qemu/units.h"
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#include "qapi/error.h"
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#include "qemu/config-file.h"
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#include "qemu/error-report.h"
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#include "qemu/module.h"
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#include "qemu/option.h"
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#include "sysemu/sysemu.h"
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#include "qemu/uuid.h"
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#include "hw/firmware/smbios.h"
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#include "hw/loader.h"
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#include "hw/boards.h"
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#include "smbios_build.h"
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/* legacy structures and constants for <= 2.0 machines */
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struct smbios_header {
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uint16_t length;
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uint8_t type;
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} QEMU_PACKED;
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struct smbios_field {
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struct smbios_header header;
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uint8_t type;
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uint16_t offset;
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uint8_t data[];
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} QEMU_PACKED;
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struct smbios_table {
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struct smbios_header header;
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uint8_t data[];
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} QEMU_PACKED;
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#define SMBIOS_FIELD_ENTRY 0
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#define SMBIOS_TABLE_ENTRY 1
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static uint8_t *smbios_entries;
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static size_t smbios_entries_len;
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static bool smbios_legacy = true;
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static bool smbios_uuid_encoded = true;
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/* end: legacy structures & constants for <= 2.0 machines */
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uint8_t *smbios_tables;
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size_t smbios_tables_len;
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unsigned smbios_table_max;
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unsigned smbios_table_cnt;
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static SmbiosEntryPointType smbios_ep_type = SMBIOS_ENTRY_POINT_21;
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static SmbiosEntryPoint ep;
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static int smbios_type4_count = 0;
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static bool smbios_immutable;
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static bool smbios_have_defaults;
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static uint32_t smbios_cpuid_version, smbios_cpuid_features, smbios_smp_sockets;
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static DECLARE_BITMAP(have_binfile_bitmap, SMBIOS_MAX_TYPE+1);
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static DECLARE_BITMAP(have_fields_bitmap, SMBIOS_MAX_TYPE+1);
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static struct {
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const char *vendor, *version, *date;
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bool have_major_minor, uefi;
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uint8_t major, minor;
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} type0;
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static struct {
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const char *manufacturer, *product, *version, *serial, *sku, *family;
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/* uuid is in qemu_uuid */
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} type1;
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static struct {
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const char *manufacturer, *product, *version, *serial, *asset, *location;
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} type2;
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static struct {
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const char *manufacturer, *version, *serial, *asset, *sku;
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} type3;
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/*
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* SVVP requires max_speed and current_speed to be set and not being
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* 0 which counts as unknown (SMBIOS 3.1.0/Table 21). Set the
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* default value to 2000MHz as we did before.
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*/
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#define DEFAULT_CPU_SPEED 2000
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static struct {
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const char *sock_pfx, *manufacturer, *version, *serial, *asset, *part;
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uint64_t max_speed;
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uint64_t current_speed;
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} type4 = {
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.max_speed = DEFAULT_CPU_SPEED,
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.current_speed = DEFAULT_CPU_SPEED
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};
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static struct {
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size_t nvalues;
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char **values;
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} type11;
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static struct {
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const char *loc_pfx, *bank, *manufacturer, *serial, *asset, *part;
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uint16_t speed;
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} type17;
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static QemuOptsList qemu_smbios_opts = {
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.name = "smbios",
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.head = QTAILQ_HEAD_INITIALIZER(qemu_smbios_opts.head),
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.desc = {
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/*
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* no elements => accept any params
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* validation will happen later
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*/
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{ /* end of list */ }
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}
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};
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static const QemuOptDesc qemu_smbios_file_opts[] = {
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{
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.name = "file",
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.type = QEMU_OPT_STRING,
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.help = "binary file containing an SMBIOS element",
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},
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{ /* end of list */ }
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};
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static const QemuOptDesc qemu_smbios_type0_opts[] = {
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{
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.name = "type",
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.type = QEMU_OPT_NUMBER,
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.help = "SMBIOS element type",
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},{
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.name = "vendor",
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.type = QEMU_OPT_STRING,
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.help = "vendor name",
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},{
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.name = "version",
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.type = QEMU_OPT_STRING,
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.help = "version number",
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},{
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.name = "date",
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.type = QEMU_OPT_STRING,
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.help = "release date",
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},{
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.name = "release",
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.type = QEMU_OPT_STRING,
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.help = "revision number",
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},{
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.name = "uefi",
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.type = QEMU_OPT_BOOL,
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.help = "uefi support",
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},
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{ /* end of list */ }
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};
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static const QemuOptDesc qemu_smbios_type1_opts[] = {
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{
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.name = "type",
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.type = QEMU_OPT_NUMBER,
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.help = "SMBIOS element type",
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},{
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.name = "manufacturer",
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.type = QEMU_OPT_STRING,
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.help = "manufacturer name",
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},{
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.name = "product",
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.type = QEMU_OPT_STRING,
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.help = "product name",
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},{
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.name = "version",
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.type = QEMU_OPT_STRING,
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.help = "version number",
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},{
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.name = "serial",
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.type = QEMU_OPT_STRING,
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.help = "serial number",
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},{
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.name = "uuid",
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.type = QEMU_OPT_STRING,
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.help = "UUID",
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},{
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.name = "sku",
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.type = QEMU_OPT_STRING,
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.help = "SKU number",
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},{
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.name = "family",
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.type = QEMU_OPT_STRING,
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.help = "family name",
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},
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{ /* end of list */ }
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};
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static const QemuOptDesc qemu_smbios_type2_opts[] = {
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{
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.name = "type",
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.type = QEMU_OPT_NUMBER,
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.help = "SMBIOS element type",
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},{
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.name = "manufacturer",
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.type = QEMU_OPT_STRING,
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.help = "manufacturer name",
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},{
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.name = "product",
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.type = QEMU_OPT_STRING,
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.help = "product name",
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},{
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.name = "version",
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.type = QEMU_OPT_STRING,
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.help = "version number",
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},{
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.name = "serial",
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.type = QEMU_OPT_STRING,
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.help = "serial number",
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},{
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.name = "asset",
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.type = QEMU_OPT_STRING,
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.help = "asset tag number",
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},{
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.name = "location",
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.type = QEMU_OPT_STRING,
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.help = "location in chassis",
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},
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{ /* end of list */ }
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};
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static const QemuOptDesc qemu_smbios_type3_opts[] = {
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{
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.name = "type",
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.type = QEMU_OPT_NUMBER,
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.help = "SMBIOS element type",
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},{
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.name = "manufacturer",
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.type = QEMU_OPT_STRING,
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.help = "manufacturer name",
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},{
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.name = "version",
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.type = QEMU_OPT_STRING,
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.help = "version number",
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},{
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.name = "serial",
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.type = QEMU_OPT_STRING,
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.help = "serial number",
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},{
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.name = "asset",
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.type = QEMU_OPT_STRING,
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.help = "asset tag number",
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},{
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.name = "sku",
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.type = QEMU_OPT_STRING,
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.help = "SKU number",
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},
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{ /* end of list */ }
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};
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static const QemuOptDesc qemu_smbios_type4_opts[] = {
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{
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.name = "type",
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.type = QEMU_OPT_NUMBER,
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.help = "SMBIOS element type",
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},{
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.name = "sock_pfx",
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.type = QEMU_OPT_STRING,
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.help = "socket designation string prefix",
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},{
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.name = "manufacturer",
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.type = QEMU_OPT_STRING,
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.help = "manufacturer name",
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},{
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.name = "version",
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.type = QEMU_OPT_STRING,
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.help = "version number",
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},{
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.name = "max-speed",
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.type = QEMU_OPT_NUMBER,
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.help = "max speed in MHz",
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},{
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.name = "current-speed",
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.type = QEMU_OPT_NUMBER,
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.help = "speed at system boot in MHz",
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},{
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.name = "serial",
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.type = QEMU_OPT_STRING,
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.help = "serial number",
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},{
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.name = "asset",
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.type = QEMU_OPT_STRING,
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.help = "asset tag number",
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},{
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.name = "part",
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.type = QEMU_OPT_STRING,
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.help = "part number",
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},
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{ /* end of list */ }
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};
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static const QemuOptDesc qemu_smbios_type11_opts[] = {
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{
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.name = "value",
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.type = QEMU_OPT_STRING,
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.help = "OEM string data",
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},
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{
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.name = "path",
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.type = QEMU_OPT_STRING,
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.help = "OEM string data from file",
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},
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};
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static const QemuOptDesc qemu_smbios_type17_opts[] = {
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{
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.name = "type",
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.type = QEMU_OPT_NUMBER,
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.help = "SMBIOS element type",
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},{
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.name = "loc_pfx",
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.type = QEMU_OPT_STRING,
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.help = "device locator string prefix",
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},{
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.name = "bank",
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.type = QEMU_OPT_STRING,
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.help = "bank locator string",
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},{
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.name = "manufacturer",
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.type = QEMU_OPT_STRING,
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.help = "manufacturer name",
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},{
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.name = "serial",
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.type = QEMU_OPT_STRING,
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.help = "serial number",
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},{
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.name = "asset",
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.type = QEMU_OPT_STRING,
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.help = "asset tag number",
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},{
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.name = "part",
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.type = QEMU_OPT_STRING,
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.help = "part number",
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},{
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.name = "speed",
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.type = QEMU_OPT_NUMBER,
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.help = "maximum capable speed",
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},
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{ /* end of list */ }
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};
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static void smbios_register_config(void)
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{
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qemu_add_opts(&qemu_smbios_opts);
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}
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opts_init(smbios_register_config);
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/*
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* The SMBIOS 2.1 "structure table length" field in the
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* entry point uses a 16-bit integer, so we're limited
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* in total table size
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*/
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#define SMBIOS_21_MAX_TABLES_LEN 0xffff
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static void smbios_validate_table(MachineState *ms)
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{
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uint32_t expect_t4_count = smbios_legacy ?
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ms->smp.cpus : smbios_smp_sockets;
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if (smbios_type4_count && smbios_type4_count != expect_t4_count) {
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error_report("Expected %d SMBIOS Type 4 tables, got %d instead",
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expect_t4_count, smbios_type4_count);
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exit(1);
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}
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if (smbios_ep_type == SMBIOS_ENTRY_POINT_21 &&
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smbios_tables_len > SMBIOS_21_MAX_TABLES_LEN) {
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error_report("SMBIOS 2.1 table length %zu exceeds %d",
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smbios_tables_len, SMBIOS_21_MAX_TABLES_LEN);
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exit(1);
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}
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}
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/* legacy setup functions for <= 2.0 machines */
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static void smbios_add_field(int type, int offset, const void *data, size_t len)
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{
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struct smbios_field *field;
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if (!smbios_entries) {
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smbios_entries_len = sizeof(uint16_t);
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smbios_entries = g_malloc0(smbios_entries_len);
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}
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smbios_entries = g_realloc(smbios_entries, smbios_entries_len +
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sizeof(*field) + len);
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field = (struct smbios_field *)(smbios_entries + smbios_entries_len);
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field->header.type = SMBIOS_FIELD_ENTRY;
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field->header.length = cpu_to_le16(sizeof(*field) + len);
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field->type = type;
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field->offset = cpu_to_le16(offset);
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memcpy(field->data, data, len);
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smbios_entries_len += sizeof(*field) + len;
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(*(uint16_t *)smbios_entries) =
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cpu_to_le16(le16_to_cpu(*(uint16_t *)smbios_entries) + 1);
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}
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static void smbios_maybe_add_str(int type, int offset, const char *data)
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{
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if (data) {
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smbios_add_field(type, offset, data, strlen(data) + 1);
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}
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}
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static void smbios_build_type_0_fields(void)
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{
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smbios_maybe_add_str(0, offsetof(struct smbios_type_0, vendor_str),
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type0.vendor);
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smbios_maybe_add_str(0, offsetof(struct smbios_type_0, bios_version_str),
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type0.version);
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smbios_maybe_add_str(0, offsetof(struct smbios_type_0,
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bios_release_date_str),
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type0.date);
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if (type0.have_major_minor) {
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smbios_add_field(0, offsetof(struct smbios_type_0,
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system_bios_major_release),
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&type0.major, 1);
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smbios_add_field(0, offsetof(struct smbios_type_0,
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system_bios_minor_release),
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&type0.minor, 1);
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}
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}
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static void smbios_build_type_1_fields(void)
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{
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smbios_maybe_add_str(1, offsetof(struct smbios_type_1, manufacturer_str),
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type1.manufacturer);
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smbios_maybe_add_str(1, offsetof(struct smbios_type_1, product_name_str),
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type1.product);
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smbios_maybe_add_str(1, offsetof(struct smbios_type_1, version_str),
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type1.version);
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smbios_maybe_add_str(1, offsetof(struct smbios_type_1, serial_number_str),
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type1.serial);
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smbios_maybe_add_str(1, offsetof(struct smbios_type_1, sku_number_str),
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type1.sku);
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smbios_maybe_add_str(1, offsetof(struct smbios_type_1, family_str),
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type1.family);
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if (qemu_uuid_set) {
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/* We don't encode the UUID in the "wire format" here because this
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* function is for legacy mode and needs to keep the guest ABI, and
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* because we don't know what's the SMBIOS version advertised by the
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* BIOS.
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*/
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smbios_add_field(1, offsetof(struct smbios_type_1, uuid),
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&qemu_uuid, 16);
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}
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}
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uint8_t *smbios_get_table_legacy(MachineState *ms, size_t *length)
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{
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if (!smbios_legacy) {
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*length = 0;
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return NULL;
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}
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if (!smbios_immutable) {
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smbios_build_type_0_fields();
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smbios_build_type_1_fields();
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smbios_validate_table(ms);
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smbios_immutable = true;
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}
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*length = smbios_entries_len;
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return smbios_entries;
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}
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/* end: legacy setup functions for <= 2.0 machines */
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bool smbios_skip_table(uint8_t type, bool required_table)
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{
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if (test_bit(type, have_binfile_bitmap)) {
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return true; /* user provided their own binary blob(s) */
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}
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if (test_bit(type, have_fields_bitmap)) {
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return false; /* user provided fields via command line */
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}
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if (smbios_have_defaults && required_table) {
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return false; /* we're building tables, and this one's required */
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}
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return true;
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}
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static void smbios_build_type_0_table(void)
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{
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SMBIOS_BUILD_TABLE_PRE(0, 0x000, false); /* optional, leave up to BIOS */
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SMBIOS_TABLE_SET_STR(0, vendor_str, type0.vendor);
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SMBIOS_TABLE_SET_STR(0, bios_version_str, type0.version);
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t->bios_starting_address_segment = cpu_to_le16(0xE800); /* from SeaBIOS */
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SMBIOS_TABLE_SET_STR(0, bios_release_date_str, type0.date);
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t->bios_rom_size = 0; /* hardcoded in SeaBIOS with FIXME comment */
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t->bios_characteristics = cpu_to_le64(0x08); /* Not supported */
|
|
t->bios_characteristics_extension_bytes[0] = 0;
|
|
t->bios_characteristics_extension_bytes[1] = 0x14; /* TCD/SVVP | VM */
|
|
if (type0.uefi) {
|
|
t->bios_characteristics_extension_bytes[1] |= 0x08; /* |= UEFI */
|
|
}
|
|
|
|
if (type0.have_major_minor) {
|
|
t->system_bios_major_release = type0.major;
|
|
t->system_bios_minor_release = type0.minor;
|
|
} else {
|
|
t->system_bios_major_release = 0;
|
|
t->system_bios_minor_release = 0;
|
|
}
|
|
|
|
/* hardcoded in SeaBIOS */
|
|
t->embedded_controller_major_release = 0xFF;
|
|
t->embedded_controller_minor_release = 0xFF;
|
|
|
|
SMBIOS_BUILD_TABLE_POST;
|
|
}
|
|
|
|
/* Encode UUID from the big endian encoding described on RFC4122 to the wire
|
|
* format specified by SMBIOS version 2.6.
|
|
*/
|
|
static void smbios_encode_uuid(struct smbios_uuid *uuid, QemuUUID *in)
|
|
{
|
|
memcpy(uuid, in, 16);
|
|
if (smbios_uuid_encoded) {
|
|
uuid->time_low = bswap32(uuid->time_low);
|
|
uuid->time_mid = bswap16(uuid->time_mid);
|
|
uuid->time_hi_and_version = bswap16(uuid->time_hi_and_version);
|
|
}
|
|
}
|
|
|
|
static void smbios_build_type_1_table(void)
|
|
{
|
|
SMBIOS_BUILD_TABLE_PRE(1, 0x100, true); /* required */
|
|
|
|
SMBIOS_TABLE_SET_STR(1, manufacturer_str, type1.manufacturer);
|
|
SMBIOS_TABLE_SET_STR(1, product_name_str, type1.product);
|
|
SMBIOS_TABLE_SET_STR(1, version_str, type1.version);
|
|
SMBIOS_TABLE_SET_STR(1, serial_number_str, type1.serial);
|
|
if (qemu_uuid_set) {
|
|
smbios_encode_uuid(&t->uuid, &qemu_uuid);
|
|
} else {
|
|
memset(&t->uuid, 0, 16);
|
|
}
|
|
t->wake_up_type = 0x06; /* power switch */
|
|
SMBIOS_TABLE_SET_STR(1, sku_number_str, type1.sku);
|
|
SMBIOS_TABLE_SET_STR(1, family_str, type1.family);
|
|
|
|
SMBIOS_BUILD_TABLE_POST;
|
|
}
|
|
|
|
static void smbios_build_type_2_table(void)
|
|
{
|
|
SMBIOS_BUILD_TABLE_PRE(2, 0x200, false); /* optional */
|
|
|
|
SMBIOS_TABLE_SET_STR(2, manufacturer_str, type2.manufacturer);
|
|
SMBIOS_TABLE_SET_STR(2, product_str, type2.product);
|
|
SMBIOS_TABLE_SET_STR(2, version_str, type2.version);
|
|
SMBIOS_TABLE_SET_STR(2, serial_number_str, type2.serial);
|
|
SMBIOS_TABLE_SET_STR(2, asset_tag_number_str, type2.asset);
|
|
t->feature_flags = 0x01; /* Motherboard */
|
|
SMBIOS_TABLE_SET_STR(2, location_str, type2.location);
|
|
t->chassis_handle = cpu_to_le16(0x300); /* Type 3 (System enclosure) */
|
|
t->board_type = 0x0A; /* Motherboard */
|
|
t->contained_element_count = 0;
|
|
|
|
SMBIOS_BUILD_TABLE_POST;
|
|
}
|
|
|
|
static void smbios_build_type_3_table(void)
|
|
{
|
|
SMBIOS_BUILD_TABLE_PRE(3, 0x300, true); /* required */
|
|
|
|
SMBIOS_TABLE_SET_STR(3, manufacturer_str, type3.manufacturer);
|
|
t->type = 0x01; /* Other */
|
|
SMBIOS_TABLE_SET_STR(3, version_str, type3.version);
|
|
SMBIOS_TABLE_SET_STR(3, serial_number_str, type3.serial);
|
|
SMBIOS_TABLE_SET_STR(3, asset_tag_number_str, type3.asset);
|
|
t->boot_up_state = 0x03; /* Safe */
|
|
t->power_supply_state = 0x03; /* Safe */
|
|
t->thermal_state = 0x03; /* Safe */
|
|
t->security_status = 0x02; /* Unknown */
|
|
t->oem_defined = cpu_to_le32(0);
|
|
t->height = 0;
|
|
t->number_of_power_cords = 0;
|
|
t->contained_element_count = 0;
|
|
t->contained_element_record_length = 0;
|
|
SMBIOS_TABLE_SET_STR(3, sku_number_str, type3.sku);
|
|
|
|
SMBIOS_BUILD_TABLE_POST;
|
|
}
|
|
|
|
static void smbios_build_type_4_table(MachineState *ms, unsigned instance)
|
|
{
|
|
char sock_str[128];
|
|
|
|
SMBIOS_BUILD_TABLE_PRE(4, 0x400 + instance, true); /* required */
|
|
|
|
snprintf(sock_str, sizeof(sock_str), "%s%2x", type4.sock_pfx, instance);
|
|
SMBIOS_TABLE_SET_STR(4, socket_designation_str, sock_str);
|
|
t->processor_type = 0x03; /* CPU */
|
|
t->processor_family = 0x01; /* Other */
|
|
SMBIOS_TABLE_SET_STR(4, processor_manufacturer_str, type4.manufacturer);
|
|
t->processor_id[0] = cpu_to_le32(smbios_cpuid_version);
|
|
t->processor_id[1] = cpu_to_le32(smbios_cpuid_features);
|
|
SMBIOS_TABLE_SET_STR(4, processor_version_str, type4.version);
|
|
t->voltage = 0;
|
|
t->external_clock = cpu_to_le16(0); /* Unknown */
|
|
t->max_speed = cpu_to_le16(type4.max_speed);
|
|
t->current_speed = cpu_to_le16(type4.current_speed);
|
|
t->status = 0x41; /* Socket populated, CPU enabled */
|
|
t->processor_upgrade = 0x01; /* Other */
|
|
t->l1_cache_handle = cpu_to_le16(0xFFFF); /* N/A */
|
|
t->l2_cache_handle = cpu_to_le16(0xFFFF); /* N/A */
|
|
t->l3_cache_handle = cpu_to_le16(0xFFFF); /* N/A */
|
|
SMBIOS_TABLE_SET_STR(4, serial_number_str, type4.serial);
|
|
SMBIOS_TABLE_SET_STR(4, asset_tag_number_str, type4.asset);
|
|
SMBIOS_TABLE_SET_STR(4, part_number_str, type4.part);
|
|
t->core_count = t->core_enabled = ms->smp.cores;
|
|
t->thread_count = ms->smp.threads;
|
|
t->processor_characteristics = cpu_to_le16(0x02); /* Unknown */
|
|
t->processor_family2 = cpu_to_le16(0x01); /* Other */
|
|
|
|
SMBIOS_BUILD_TABLE_POST;
|
|
smbios_type4_count++;
|
|
}
|
|
|
|
static void smbios_build_type_11_table(void)
|
|
{
|
|
char count_str[128];
|
|
size_t i;
|
|
|
|
if (type11.nvalues == 0) {
|
|
return;
|
|
}
|
|
|
|
SMBIOS_BUILD_TABLE_PRE(11, 0xe00, true); /* required */
|
|
|
|
snprintf(count_str, sizeof(count_str), "%zu", type11.nvalues);
|
|
t->count = type11.nvalues;
|
|
|
|
for (i = 0; i < type11.nvalues; i++) {
|
|
SMBIOS_TABLE_SET_STR_LIST(11, type11.values[i]);
|
|
g_free(type11.values[i]);
|
|
type11.values[i] = NULL;
|
|
}
|
|
|
|
SMBIOS_BUILD_TABLE_POST;
|
|
}
|
|
|
|
#define MAX_T16_STD_SZ 0x80000000 /* 2T in Kilobytes */
|
|
|
|
static void smbios_build_type_16_table(unsigned dimm_cnt)
|
|
{
|
|
uint64_t size_kb;
|
|
|
|
SMBIOS_BUILD_TABLE_PRE(16, 0x1000, true); /* required */
|
|
|
|
t->location = 0x01; /* Other */
|
|
t->use = 0x03; /* System memory */
|
|
t->error_correction = 0x06; /* Multi-bit ECC (for Microsoft, per SeaBIOS) */
|
|
size_kb = QEMU_ALIGN_UP(current_machine->ram_size, KiB) / KiB;
|
|
if (size_kb < MAX_T16_STD_SZ) {
|
|
t->maximum_capacity = cpu_to_le32(size_kb);
|
|
t->extended_maximum_capacity = cpu_to_le64(0);
|
|
} else {
|
|
t->maximum_capacity = cpu_to_le32(MAX_T16_STD_SZ);
|
|
t->extended_maximum_capacity = cpu_to_le64(current_machine->ram_size);
|
|
}
|
|
t->memory_error_information_handle = cpu_to_le16(0xFFFE); /* Not provided */
|
|
t->number_of_memory_devices = cpu_to_le16(dimm_cnt);
|
|
|
|
SMBIOS_BUILD_TABLE_POST;
|
|
}
|
|
|
|
#define MAX_T17_STD_SZ 0x7FFF /* (32G - 1M), in Megabytes */
|
|
#define MAX_T17_EXT_SZ 0x80000000 /* 2P, in Megabytes */
|
|
|
|
static void smbios_build_type_17_table(unsigned instance, uint64_t size)
|
|
{
|
|
char loc_str[128];
|
|
uint64_t size_mb;
|
|
|
|
SMBIOS_BUILD_TABLE_PRE(17, 0x1100 + instance, true); /* required */
|
|
|
|
t->physical_memory_array_handle = cpu_to_le16(0x1000); /* Type 16 above */
|
|
t->memory_error_information_handle = cpu_to_le16(0xFFFE); /* Not provided */
|
|
t->total_width = cpu_to_le16(0xFFFF); /* Unknown */
|
|
t->data_width = cpu_to_le16(0xFFFF); /* Unknown */
|
|
size_mb = QEMU_ALIGN_UP(size, MiB) / MiB;
|
|
if (size_mb < MAX_T17_STD_SZ) {
|
|
t->size = cpu_to_le16(size_mb);
|
|
t->extended_size = cpu_to_le32(0);
|
|
} else {
|
|
assert(size_mb < MAX_T17_EXT_SZ);
|
|
t->size = cpu_to_le16(MAX_T17_STD_SZ);
|
|
t->extended_size = cpu_to_le32(size_mb);
|
|
}
|
|
t->form_factor = 0x09; /* DIMM */
|
|
t->device_set = 0; /* Not in a set */
|
|
snprintf(loc_str, sizeof(loc_str), "%s %d", type17.loc_pfx, instance);
|
|
SMBIOS_TABLE_SET_STR(17, device_locator_str, loc_str);
|
|
SMBIOS_TABLE_SET_STR(17, bank_locator_str, type17.bank);
|
|
t->memory_type = 0x07; /* RAM */
|
|
t->type_detail = cpu_to_le16(0x02); /* Other */
|
|
t->speed = cpu_to_le16(type17.speed);
|
|
SMBIOS_TABLE_SET_STR(17, manufacturer_str, type17.manufacturer);
|
|
SMBIOS_TABLE_SET_STR(17, serial_number_str, type17.serial);
|
|
SMBIOS_TABLE_SET_STR(17, asset_tag_number_str, type17.asset);
|
|
SMBIOS_TABLE_SET_STR(17, part_number_str, type17.part);
|
|
t->attributes = 0; /* Unknown */
|
|
t->configured_clock_speed = t->speed; /* reuse value for max speed */
|
|
t->minimum_voltage = cpu_to_le16(0); /* Unknown */
|
|
t->maximum_voltage = cpu_to_le16(0); /* Unknown */
|
|
t->configured_voltage = cpu_to_le16(0); /* Unknown */
|
|
|
|
SMBIOS_BUILD_TABLE_POST;
|
|
}
|
|
|
|
static void smbios_build_type_19_table(unsigned instance,
|
|
uint64_t start, uint64_t size)
|
|
{
|
|
uint64_t end, start_kb, end_kb;
|
|
|
|
SMBIOS_BUILD_TABLE_PRE(19, 0x1300 + instance, true); /* required */
|
|
|
|
end = start + size - 1;
|
|
assert(end > start);
|
|
start_kb = start / KiB;
|
|
end_kb = end / KiB;
|
|
if (start_kb < UINT32_MAX && end_kb < UINT32_MAX) {
|
|
t->starting_address = cpu_to_le32(start_kb);
|
|
t->ending_address = cpu_to_le32(end_kb);
|
|
t->extended_starting_address =
|
|
t->extended_ending_address = cpu_to_le64(0);
|
|
} else {
|
|
t->starting_address = t->ending_address = cpu_to_le32(UINT32_MAX);
|
|
t->extended_starting_address = cpu_to_le64(start);
|
|
t->extended_ending_address = cpu_to_le64(end);
|
|
}
|
|
t->memory_array_handle = cpu_to_le16(0x1000); /* Type 16 above */
|
|
t->partition_width = 1; /* One device per row */
|
|
|
|
SMBIOS_BUILD_TABLE_POST;
|
|
}
|
|
|
|
static void smbios_build_type_32_table(void)
|
|
{
|
|
SMBIOS_BUILD_TABLE_PRE(32, 0x2000, true); /* required */
|
|
|
|
memset(t->reserved, 0, 6);
|
|
t->boot_status = 0; /* No errors detected */
|
|
|
|
SMBIOS_BUILD_TABLE_POST;
|
|
}
|
|
|
|
static void smbios_build_type_127_table(void)
|
|
{
|
|
SMBIOS_BUILD_TABLE_PRE(127, 0x7F00, true); /* required */
|
|
SMBIOS_BUILD_TABLE_POST;
|
|
}
|
|
|
|
void smbios_set_cpuid(uint32_t version, uint32_t features)
|
|
{
|
|
smbios_cpuid_version = version;
|
|
smbios_cpuid_features = features;
|
|
}
|
|
|
|
#define SMBIOS_SET_DEFAULT(field, value) \
|
|
if (!field) { \
|
|
field = value; \
|
|
}
|
|
|
|
void smbios_set_defaults(const char *manufacturer, const char *product,
|
|
const char *version, bool legacy_mode,
|
|
bool uuid_encoded, SmbiosEntryPointType ep_type)
|
|
{
|
|
smbios_have_defaults = true;
|
|
smbios_legacy = legacy_mode;
|
|
smbios_uuid_encoded = uuid_encoded;
|
|
smbios_ep_type = ep_type;
|
|
|
|
/* drop unwanted version of command-line file blob(s) */
|
|
if (smbios_legacy) {
|
|
g_free(smbios_tables);
|
|
/* in legacy mode, also complain if fields were given for types > 1 */
|
|
if (find_next_bit(have_fields_bitmap,
|
|
SMBIOS_MAX_TYPE+1, 2) < SMBIOS_MAX_TYPE+1) {
|
|
error_report("can't process fields for smbios "
|
|
"types > 1 on machine versions < 2.1!");
|
|
exit(1);
|
|
}
|
|
} else {
|
|
g_free(smbios_entries);
|
|
}
|
|
|
|
SMBIOS_SET_DEFAULT(type1.manufacturer, manufacturer);
|
|
SMBIOS_SET_DEFAULT(type1.product, product);
|
|
SMBIOS_SET_DEFAULT(type1.version, version);
|
|
SMBIOS_SET_DEFAULT(type2.manufacturer, manufacturer);
|
|
SMBIOS_SET_DEFAULT(type2.product, product);
|
|
SMBIOS_SET_DEFAULT(type2.version, version);
|
|
SMBIOS_SET_DEFAULT(type3.manufacturer, manufacturer);
|
|
SMBIOS_SET_DEFAULT(type3.version, version);
|
|
SMBIOS_SET_DEFAULT(type4.sock_pfx, "CPU");
|
|
SMBIOS_SET_DEFAULT(type4.manufacturer, manufacturer);
|
|
SMBIOS_SET_DEFAULT(type4.version, version);
|
|
SMBIOS_SET_DEFAULT(type17.loc_pfx, "DIMM");
|
|
SMBIOS_SET_DEFAULT(type17.manufacturer, manufacturer);
|
|
}
|
|
|
|
static void smbios_entry_point_setup(void)
|
|
{
|
|
switch (smbios_ep_type) {
|
|
case SMBIOS_ENTRY_POINT_21:
|
|
memcpy(ep.ep21.anchor_string, "_SM_", 4);
|
|
memcpy(ep.ep21.intermediate_anchor_string, "_DMI_", 5);
|
|
ep.ep21.length = sizeof(struct smbios_21_entry_point);
|
|
ep.ep21.entry_point_revision = 0; /* formatted_area reserved */
|
|
memset(ep.ep21.formatted_area, 0, 5);
|
|
|
|
/* compliant with smbios spec v2.8 */
|
|
ep.ep21.smbios_major_version = 2;
|
|
ep.ep21.smbios_minor_version = 8;
|
|
ep.ep21.smbios_bcd_revision = 0x28;
|
|
|
|
/* set during table construction, but BIOS may override: */
|
|
ep.ep21.structure_table_length = cpu_to_le16(smbios_tables_len);
|
|
ep.ep21.max_structure_size = cpu_to_le16(smbios_table_max);
|
|
ep.ep21.number_of_structures = cpu_to_le16(smbios_table_cnt);
|
|
|
|
/* BIOS must recalculate */
|
|
ep.ep21.checksum = 0;
|
|
ep.ep21.intermediate_checksum = 0;
|
|
ep.ep21.structure_table_address = cpu_to_le32(0);
|
|
|
|
break;
|
|
case SMBIOS_ENTRY_POINT_30:
|
|
memcpy(ep.ep30.anchor_string, "_SM3_", 5);
|
|
ep.ep30.length = sizeof(struct smbios_30_entry_point);
|
|
ep.ep30.entry_point_revision = 1;
|
|
ep.ep30.reserved = 0;
|
|
|
|
/* compliant with smbios spec 3.0 */
|
|
ep.ep30.smbios_major_version = 3;
|
|
ep.ep30.smbios_minor_version = 0;
|
|
ep.ep30.smbios_doc_rev = 0;
|
|
|
|
/* set during table construct, but BIOS might override */
|
|
ep.ep30.structure_table_max_size = cpu_to_le32(smbios_tables_len);
|
|
|
|
/* BIOS must recalculate */
|
|
ep.ep30.checksum = 0;
|
|
ep.ep30.structure_table_address = cpu_to_le64(0);
|
|
|
|
break;
|
|
default:
|
|
abort();
|
|
break;
|
|
}
|
|
}
|
|
|
|
void smbios_get_tables(MachineState *ms,
|
|
const struct smbios_phys_mem_area *mem_array,
|
|
const unsigned int mem_array_size,
|
|
uint8_t **tables, size_t *tables_len,
|
|
uint8_t **anchor, size_t *anchor_len)
|
|
{
|
|
unsigned i, dimm_cnt;
|
|
|
|
if (smbios_legacy) {
|
|
*tables = *anchor = NULL;
|
|
*tables_len = *anchor_len = 0;
|
|
return;
|
|
}
|
|
|
|
if (!smbios_immutable) {
|
|
smbios_build_type_0_table();
|
|
smbios_build_type_1_table();
|
|
smbios_build_type_2_table();
|
|
smbios_build_type_3_table();
|
|
|
|
smbios_smp_sockets = DIV_ROUND_UP(ms->smp.cpus,
|
|
ms->smp.cores * ms->smp.threads);
|
|
assert(smbios_smp_sockets >= 1);
|
|
|
|
for (i = 0; i < smbios_smp_sockets; i++) {
|
|
smbios_build_type_4_table(ms, i);
|
|
}
|
|
|
|
smbios_build_type_11_table();
|
|
|
|
#define MAX_DIMM_SZ (16 * GiB)
|
|
#define GET_DIMM_SZ ((i < dimm_cnt - 1) ? MAX_DIMM_SZ \
|
|
: ((current_machine->ram_size - 1) % MAX_DIMM_SZ) + 1)
|
|
|
|
dimm_cnt = QEMU_ALIGN_UP(current_machine->ram_size, MAX_DIMM_SZ) / MAX_DIMM_SZ;
|
|
|
|
smbios_build_type_16_table(dimm_cnt);
|
|
|
|
for (i = 0; i < dimm_cnt; i++) {
|
|
smbios_build_type_17_table(i, GET_DIMM_SZ);
|
|
}
|
|
|
|
for (i = 0; i < mem_array_size; i++) {
|
|
smbios_build_type_19_table(i, mem_array[i].address,
|
|
mem_array[i].length);
|
|
}
|
|
|
|
smbios_build_type_32_table();
|
|
smbios_build_type_38_table();
|
|
smbios_build_type_127_table();
|
|
|
|
smbios_validate_table(ms);
|
|
smbios_entry_point_setup();
|
|
smbios_immutable = true;
|
|
}
|
|
|
|
/* return tables blob and entry point (anchor), and their sizes */
|
|
*tables = smbios_tables;
|
|
*tables_len = smbios_tables_len;
|
|
*anchor = (uint8_t *)&ep;
|
|
|
|
/* calculate length based on anchor string */
|
|
if (!strncmp((char *)&ep, "_SM_", 4)) {
|
|
*anchor_len = sizeof(struct smbios_21_entry_point);
|
|
} else if (!strncmp((char *)&ep, "_SM3_", 5)) {
|
|
*anchor_len = sizeof(struct smbios_30_entry_point);
|
|
} else {
|
|
abort();
|
|
}
|
|
}
|
|
|
|
static void save_opt(const char **dest, QemuOpts *opts, const char *name)
|
|
{
|
|
const char *val = qemu_opt_get(opts, name);
|
|
|
|
if (val) {
|
|
*dest = val;
|
|
}
|
|
}
|
|
|
|
|
|
struct opt_list {
|
|
size_t *ndest;
|
|
char ***dest;
|
|
};
|
|
|
|
static int save_opt_one(void *opaque,
|
|
const char *name, const char *value,
|
|
Error **errp)
|
|
{
|
|
struct opt_list *opt = opaque;
|
|
|
|
if (g_str_equal(name, "path")) {
|
|
g_autoptr(GByteArray) data = g_byte_array_new();
|
|
g_autofree char *buf = g_new(char, 4096);
|
|
ssize_t ret;
|
|
int fd = qemu_open(value, O_RDONLY, errp);
|
|
if (fd < 0) {
|
|
return -1;
|
|
}
|
|
|
|
while (1) {
|
|
ret = read(fd, buf, 4096);
|
|
if (ret == 0) {
|
|
break;
|
|
}
|
|
if (ret < 0) {
|
|
error_setg(errp, "Unable to read from %s: %s",
|
|
value, strerror(errno));
|
|
qemu_close(fd);
|
|
return -1;
|
|
}
|
|
if (memchr(buf, '\0', ret)) {
|
|
error_setg(errp, "NUL in OEM strings value in %s", value);
|
|
qemu_close(fd);
|
|
return -1;
|
|
}
|
|
g_byte_array_append(data, (guint8 *)buf, ret);
|
|
}
|
|
|
|
qemu_close(fd);
|
|
|
|
*opt->dest = g_renew(char *, *opt->dest, (*opt->ndest) + 1);
|
|
(*opt->dest)[*opt->ndest] = (char *)g_byte_array_free(data, FALSE);
|
|
(*opt->ndest)++;
|
|
data = NULL;
|
|
} else if (g_str_equal(name, "value")) {
|
|
*opt->dest = g_renew(char *, *opt->dest, (*opt->ndest) + 1);
|
|
(*opt->dest)[*opt->ndest] = g_strdup(value);
|
|
(*opt->ndest)++;
|
|
} else if (!g_str_equal(name, "type")) {
|
|
error_setg(errp, "Unexpected option %s", name);
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static bool save_opt_list(size_t *ndest, char ***dest, QemuOpts *opts,
|
|
Error **errp)
|
|
{
|
|
struct opt_list opt = {
|
|
ndest, dest,
|
|
};
|
|
if (!qemu_opt_foreach(opts, save_opt_one, &opt, errp)) {
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void smbios_entry_add(QemuOpts *opts, Error **errp)
|
|
{
|
|
const char *val;
|
|
|
|
assert(!smbios_immutable);
|
|
|
|
val = qemu_opt_get(opts, "file");
|
|
if (val) {
|
|
struct smbios_structure_header *header;
|
|
int size;
|
|
struct smbios_table *table; /* legacy mode only */
|
|
|
|
if (!qemu_opts_validate(opts, qemu_smbios_file_opts, errp)) {
|
|
return;
|
|
}
|
|
|
|
size = get_image_size(val);
|
|
if (size == -1 || size < sizeof(struct smbios_structure_header)) {
|
|
error_setg(errp, "Cannot read SMBIOS file %s", val);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* NOTE: standard double '\0' terminator expected, per smbios spec.
|
|
* (except in legacy mode, where the second '\0' is implicit and
|
|
* will be inserted by the BIOS).
|
|
*/
|
|
smbios_tables = g_realloc(smbios_tables, smbios_tables_len + size);
|
|
header = (struct smbios_structure_header *)(smbios_tables +
|
|
smbios_tables_len);
|
|
|
|
if (load_image_size(val, (uint8_t *)header, size) != size) {
|
|
error_setg(errp, "Failed to load SMBIOS file %s", val);
|
|
return;
|
|
}
|
|
|
|
if (test_bit(header->type, have_fields_bitmap)) {
|
|
error_setg(errp,
|
|
"can't load type %d struct, fields already specified!",
|
|
header->type);
|
|
return;
|
|
}
|
|
set_bit(header->type, have_binfile_bitmap);
|
|
|
|
if (header->type == 4) {
|
|
smbios_type4_count++;
|
|
}
|
|
|
|
smbios_tables_len += size;
|
|
if (size > smbios_table_max) {
|
|
smbios_table_max = size;
|
|
}
|
|
smbios_table_cnt++;
|
|
|
|
/* add a copy of the newly loaded blob to legacy smbios_entries */
|
|
/* NOTE: This code runs before smbios_set_defaults(), so we don't
|
|
* yet know which mode (legacy vs. aggregate-table) will be
|
|
* required. We therefore add the binary blob to both legacy
|
|
* (smbios_entries) and aggregate (smbios_tables) tables, and
|
|
* delete the one we don't need from smbios_set_defaults(),
|
|
* once we know which machine version has been requested.
|
|
*/
|
|
if (!smbios_entries) {
|
|
smbios_entries_len = sizeof(uint16_t);
|
|
smbios_entries = g_malloc0(smbios_entries_len);
|
|
}
|
|
smbios_entries = g_realloc(smbios_entries, smbios_entries_len +
|
|
size + sizeof(*table));
|
|
table = (struct smbios_table *)(smbios_entries + smbios_entries_len);
|
|
table->header.type = SMBIOS_TABLE_ENTRY;
|
|
table->header.length = cpu_to_le16(sizeof(*table) + size);
|
|
memcpy(table->data, header, size);
|
|
smbios_entries_len += sizeof(*table) + size;
|
|
(*(uint16_t *)smbios_entries) =
|
|
cpu_to_le16(le16_to_cpu(*(uint16_t *)smbios_entries) + 1);
|
|
/* end: add a copy of the newly loaded blob to legacy smbios_entries */
|
|
|
|
return;
|
|
}
|
|
|
|
val = qemu_opt_get(opts, "type");
|
|
if (val) {
|
|
unsigned long type = strtoul(val, NULL, 0);
|
|
|
|
if (type > SMBIOS_MAX_TYPE) {
|
|
error_setg(errp, "out of range!");
|
|
return;
|
|
}
|
|
|
|
if (test_bit(type, have_binfile_bitmap)) {
|
|
error_setg(errp, "can't add fields, binary file already loaded!");
|
|
return;
|
|
}
|
|
set_bit(type, have_fields_bitmap);
|
|
|
|
switch (type) {
|
|
case 0:
|
|
if (!qemu_opts_validate(opts, qemu_smbios_type0_opts, errp)) {
|
|
return;
|
|
}
|
|
save_opt(&type0.vendor, opts, "vendor");
|
|
save_opt(&type0.version, opts, "version");
|
|
save_opt(&type0.date, opts, "date");
|
|
type0.uefi = qemu_opt_get_bool(opts, "uefi", false);
|
|
|
|
val = qemu_opt_get(opts, "release");
|
|
if (val) {
|
|
if (sscanf(val, "%hhu.%hhu", &type0.major, &type0.minor) != 2) {
|
|
error_setg(errp, "Invalid release");
|
|
return;
|
|
}
|
|
type0.have_major_minor = true;
|
|
}
|
|
return;
|
|
case 1:
|
|
if (!qemu_opts_validate(opts, qemu_smbios_type1_opts, errp)) {
|
|
return;
|
|
}
|
|
save_opt(&type1.manufacturer, opts, "manufacturer");
|
|
save_opt(&type1.product, opts, "product");
|
|
save_opt(&type1.version, opts, "version");
|
|
save_opt(&type1.serial, opts, "serial");
|
|
save_opt(&type1.sku, opts, "sku");
|
|
save_opt(&type1.family, opts, "family");
|
|
|
|
val = qemu_opt_get(opts, "uuid");
|
|
if (val) {
|
|
if (qemu_uuid_parse(val, &qemu_uuid) != 0) {
|
|
error_setg(errp, "Invalid UUID");
|
|
return;
|
|
}
|
|
qemu_uuid_set = true;
|
|
}
|
|
return;
|
|
case 2:
|
|
if (!qemu_opts_validate(opts, qemu_smbios_type2_opts, errp)) {
|
|
return;
|
|
}
|
|
save_opt(&type2.manufacturer, opts, "manufacturer");
|
|
save_opt(&type2.product, opts, "product");
|
|
save_opt(&type2.version, opts, "version");
|
|
save_opt(&type2.serial, opts, "serial");
|
|
save_opt(&type2.asset, opts, "asset");
|
|
save_opt(&type2.location, opts, "location");
|
|
return;
|
|
case 3:
|
|
if (!qemu_opts_validate(opts, qemu_smbios_type3_opts, errp)) {
|
|
return;
|
|
}
|
|
save_opt(&type3.manufacturer, opts, "manufacturer");
|
|
save_opt(&type3.version, opts, "version");
|
|
save_opt(&type3.serial, opts, "serial");
|
|
save_opt(&type3.asset, opts, "asset");
|
|
save_opt(&type3.sku, opts, "sku");
|
|
return;
|
|
case 4:
|
|
if (!qemu_opts_validate(opts, qemu_smbios_type4_opts, errp)) {
|
|
return;
|
|
}
|
|
save_opt(&type4.sock_pfx, opts, "sock_pfx");
|
|
save_opt(&type4.manufacturer, opts, "manufacturer");
|
|
save_opt(&type4.version, opts, "version");
|
|
save_opt(&type4.serial, opts, "serial");
|
|
save_opt(&type4.asset, opts, "asset");
|
|
save_opt(&type4.part, opts, "part");
|
|
type4.max_speed = qemu_opt_get_number(opts, "max-speed",
|
|
DEFAULT_CPU_SPEED);
|
|
type4.current_speed = qemu_opt_get_number(opts, "current-speed",
|
|
DEFAULT_CPU_SPEED);
|
|
if (type4.max_speed > UINT16_MAX ||
|
|
type4.current_speed > UINT16_MAX) {
|
|
error_setg(errp, "SMBIOS CPU speed is too large (> %d)",
|
|
UINT16_MAX);
|
|
}
|
|
return;
|
|
case 11:
|
|
if (!qemu_opts_validate(opts, qemu_smbios_type11_opts, errp)) {
|
|
return;
|
|
}
|
|
if (!save_opt_list(&type11.nvalues, &type11.values, opts, errp)) {
|
|
return;
|
|
}
|
|
return;
|
|
case 17:
|
|
if (!qemu_opts_validate(opts, qemu_smbios_type17_opts, errp)) {
|
|
return;
|
|
}
|
|
save_opt(&type17.loc_pfx, opts, "loc_pfx");
|
|
save_opt(&type17.bank, opts, "bank");
|
|
save_opt(&type17.manufacturer, opts, "manufacturer");
|
|
save_opt(&type17.serial, opts, "serial");
|
|
save_opt(&type17.asset, opts, "asset");
|
|
save_opt(&type17.part, opts, "part");
|
|
type17.speed = qemu_opt_get_number(opts, "speed", 0);
|
|
return;
|
|
default:
|
|
error_setg(errp,
|
|
"Don't know how to build fields for SMBIOS type %ld",
|
|
type);
|
|
return;
|
|
}
|
|
}
|
|
|
|
error_setg(errp, "Must specify type= or file=");
|
|
}
|