* [Qemu-devel] Re: [kvm-devel] [PATCH 1 of 3] export SMBIOS/DMI tables to PC machines
[not found] <37bf559ffcf74bfe62ec.1197059815@localhost.localdomain>
@ 2007-12-07 20:48 ` Anthony Liguori
2007-12-07 20:52 ` Ryan Harper
0 siblings, 1 reply; 5+ messages in thread
From: Anthony Liguori @ 2007-12-07 20:48 UTC (permalink / raw)
To: Ryan Harper; +Cc: kvm-devel, qemu-devel
Ryan Harper wrote:
> 5 files changed, 754 insertions(+), 2 deletions(-)
> Makefile.target | 4
> hw/pc.c | 47 ++++
> smbios.c | 519 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
> smbios_types.h | 182 +++++++++++++++++++
> sysemu.h | 4
>
>
> # HG changeset patch
> # User Ryan Harper <ryanh@us.ibm.com>
> # Date 1197058922 21600
> # Node ID 37bf559ffcf74bfe62ec038c5818e4cf29b817f5
> # Parent 25082b761acbe8b7fa535dedb4a53e02ef74128d
> export SMBIOS/DMI tables to PC machines.
>
> This patch introduces code to generate PC SMBIOS/DMI tables and load them
> into machine memory. The resultant machine can use standard tools like
> dmidecode to examine the in-memory generated table.
>
> Signed-off-by: Ryan Harper <ryanh@us.ibm.com>
>
> diff -r 25082b761acb -r 37bf559ffcf7 Makefile.target
> --- a/Makefile.target Wed Dec 05 03:23:38 2007 +0000
> +++ b/Makefile.target Fri Dec 07 14:22:02 2007 -0600
> @@ -396,7 +396,7 @@ endif
> endif
>
> # must use static linking to avoid leaving stuff in virtual address space
> -VL_OBJS=vl.o osdep.o monitor.o pci.o loader.o isa_mmio.o
> +VL_OBJS=vl.o osdep.o monitor.o pci.o loader.o isa_mmio.o smbios.o
>
smbios is x86 specific so you should move this down to one of the ifeq
($(TARGET_BASE_ARCH), i386) guards.
> # XXX: suppress QEMU_TOOL tests
> VL_OBJS+=block-raw.o
>
> @@ -535,7 +535,7 @@ ifndef CONFIG_DARWIN
> ifndef CONFIG_DARWIN
> ifndef CONFIG_WIN32
> ifndef CONFIG_SOLARIS
> -VL_LIBS+=-lutil
> +VL_LIBS+=-lutil -luuid
> endif
> endif
> endif
> diff -r 25082b761acb -r 37bf559ffcf7 hw/pc.c
> --- a/hw/pc.c Wed Dec 05 03:23:38 2007 +0000
> +++ b/hw/pc.c Fri Dec 07 14:22:02 2007 -0600
> @@ -44,6 +44,13 @@
>
> #define MAX_IDE_BUS 2
>
> +/* Hole in BIOS space between 0xF0000 and 0xFFF0 for DMI entry point */
> +#define SMBIOS_ENTRY 0x000fac00
> +
> +/* ensure SMBIOS tables have enough room to support MAX_CPUS number of
> + * processor entries */
> +#define SMBIOS_EXTRA (5 << 12)
> +
> static fdctrl_t *floppy_controller;
> static RTCState *rtc_state;
> static PITState *pit;
> @@ -832,6 +839,46 @@ static void pc_init1(int ram_size, int v
> }
> }
>
> + {
> + ram_addr_t smbios_offset, entrypoint_offset, smbios_base;
> + uint32_t smbios_phys;
> + int smbios_size
>
It's better to not have these open segments in the middle of functions.
You can either move the variable declarations to the top of the function
or split out into a separate function.
> + /* phys_ram_base + bios_offset implies 0xe0000 in guest ram */
> + smbios_base = (ram_addr_t)phys_ram_base + bios_offset;
> +
> + /* take a guess at smbios size */
> + smbios_size = (SMBIOS_EXTRA-1) & ~4095;
> +
> + /* we only have 32k of space between rombios32 and rombios16 */
> + if (smbios_size > SMBIOS_MAXIMUM_SIZE) {
> + fprintf(stderr, "qemu: SMBIOS image size too big (%u), max %u\n",
> + smbios_size, SMBIOS_MAXIMUM_SIZE);
> + exit(1);
> + }
> +
> + /* smbios is composed of two regions, an entry point table and
> + * a second table of all of the data. These regions will live
> + * at different phyiscal addresses so we need to reserve space
> + * for two locations
> + * NB: Entry point is a fixed size (0x1f)
> + */
> +
> + /* use the hole between end of rombios32 and start of
> + * rombios16 @ 0xf0000 */
> + smbios_phys = 0xf0000 - smbios_size;
> + smbios_offset = (ram_addr_t)(smbios_phys - 0xe0000);
> + entrypoint_offset = (ram_addr_t)(SMBIOS_ENTRY - 0xe0000);
> +
> + ret = load_smbios_tables((uint8_t *)smbios_base + entrypoint_offset,
> + (uint8_t *)smbios_base + smbios_offset,
> + smbios_phys);
> + if (ret < 0) {
> + fprintf(stderr, "qemu: could not generate SMBIOS\n");
> + exit(1);
> + }
> + }
> +
> /* map all the bios at the top of memory */
> cpu_register_physical_memory((uint32_t)(-bios_size),
> bios_size, bios_offset | IO_MEM_ROM);
> diff -r 25082b761acb -r 37bf559ffcf7 smbios.c
> --- /dev/null Thu Jan 01 00:00:00 1970 +0000
> +++ b/smbios.c Fri Dec 07 14:22:02 2007 -0600
> @@ -0,0 +1,519 @@
> +/*
> + * smbios.c - Generate SMBIOS tables for Xen HVM domU's.
> + * - Adapted for QEMU/KVM
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
> + *
> + * Copyright (C) IBM Corporation, 2006, 2007
> + *
> + * Authors: Andrew D. Ball <aball@us.ibm.com>
> + * Ryan Harper <ryanh@us.ibm.com>
> + */
> +
> +#include <stdio.h>
> +#include <stdint.h>
> +#include <string.h>
> +#include <uuid/uuid.h>
> +#include "hw/hw.h"
> +#include "sysemu.h"
> +#include "smbios_types.h"
> +#include "config-host.h"
> +
> +CPUState *first_cpu;
>
This should probably be static.
Regards,
Anthony Liguori
> +/* Write a two-character hex representation of 'byte' to digits[].
> + Pre-condition: sizeof(digits) >= 2 */
> +void
> +byte_to_hex(char *digits, uint8_t byte)
> +{
> + uint8_t nybbel = byte >> 4;
> +
> + if ( nybbel > 9 )
> + digits[0] = 'a' + nybbel-10;
> + else
> + digits[0] = '0' + nybbel;
> +
> + nybbel = byte & 0x0f;
> + if ( nybbel > 9 )
> + digits[1] = 'a' + nybbel-10;
> + else
> + digits[1] = '0' + nybbel;
> +}
> +
> +/* Convert an array of 16 unsigned bytes to a DCE/OSF formatted UUID
> + string.
> +
> + Pre-condition: sizeof(dest) >= 37 */
> +static void
> +uuid_to_string(char *dest, uint8_t *uuid)
> +{
> + int i = 0;
> + char *p = dest;
> +
> + for ( i = 0; i < 4; i++ )
> + {
> + byte_to_hex(p, uuid[i]);
> + p += 2;
> + }
> + *p++ = '-';
> + for ( i = 4; i < 6; i++ )
> + {
> + byte_to_hex(p, uuid[i]);
> + p += 2;
> + }
> + *p++ = '-';
> + for ( i = 6; i < 8; i++ )
> + {
> + byte_to_hex(p, uuid[i]);
> + p += 2;
> + }
> + *p++ = '-';
> + for ( i = 8; i < 10; i++ )
> + {
> + byte_to_hex(p, uuid[i]);
> + p += 2;
> + }
> + *p++ = '-';
> + for ( i = 10; i < 16; i++ )
> + {
> + byte_to_hex(p, uuid[i]);
> + p += 2;
> + }
> + *p = '\0';
> +}
> +
> +static void
> +smbios_entry_point_init(void *start,
> + uint16_t max_structure_size,
> + uint16_t structure_table_length,
> + uint32_t structure_table_address,
> + uint16_t number_of_structures)
> +{
> + uint8_t sum;
> + int i;
> + struct smbios_entry_point *ep = (struct smbios_entry_point *)start;
> +
> + strncpy(ep->anchor_string, "_SM_", 4);
> + ep->length = 0x1f;
> + ep->smbios_major_version = 2;
> + ep->smbios_minor_version = 4;
> + ep->max_structure_size = max_structure_size;
> + ep->entry_point_revision = 0;
> + memset(ep->formatted_area, 0, 5);
> + strncpy(ep->intermediate_anchor_string, "_DMI_", 5);
> +
> + ep->structure_table_length = structure_table_length;
> + ep->structure_table_address = structure_table_address;
> + ep->number_of_structures = number_of_structures;
> + ep->smbios_bcd_revision = 0x24;
> +
> + ep->checksum = 0;
> + ep->intermediate_checksum = 0;
> +
> + sum = 0;
> + for ( i = 0; i < 0x10; i++ )
> + sum += ((int8_t *)start)[i];
> + ep->checksum = -sum;
> +
> + sum = 0;
> + for ( i = 0x10; i < ep->length; i++ )
> + sum += ((int8_t *)start)[i];
> + ep->intermediate_checksum = -sum;
> +}
> +
> +/* Type 0 -- BIOS Information */
> +#define RELEASE_DATE_STR "01/01/2007"
> +static void *
> +smbios_type_0_init(void *start, const char *version,
> + uint32_t major_version, uint32_t minor_version)
> +{
> + struct smbios_type_0 *p = (struct smbios_type_0 *)start;
> +
> + p->header.type = 0;
> + p->header.length = sizeof(struct smbios_type_0);
> + p->header.handle = 0;
> +
> + p->vendor_str = 1;
> + p->version_str = 2;
> + p->starting_address_segment = 0xe800;
> + p->release_date_str = 3;
> + p->rom_size = 0;
> +
> + memset(p->characteristics, 0, 8);
> + p->characteristics[7] = 0x08; /* BIOS characteristics not supported */
> + p->characteristics_extension_bytes[0] = 0;
> + p->characteristics_extension_bytes[1] = 0;
> +
> + p->major_release = (uint8_t) major_version;
> + p->minor_release = (uint8_t) minor_version;
> + p->embedded_controller_major = 0xff;
> + p->embedded_controller_minor = 0xff;
> +
> + /* copy in vendor string */
> + start += sizeof(struct smbios_type_0);
> + strcpy((char *)start, "QEMU");
> +
> + /* copy in version string */
> + start += strlen("QEMU") + 1;
> + strcpy((char *)start, version);
> +
> + /* copy in release date string */
> + start += strlen(version) + 1;
> + strcpy((char *)start, RELEASE_DATE_STR);
> + start += strlen(RELEASE_DATE_STR) +1;
> +
> + *((uint8_t *)start) = 0;
> + return start + 1;
> +}
> +
> +/* Type 1 -- System Information */
> +static void *
> +smbios_type_1_init(void *start, const char *version,
> + uint8_t uuid[16])
> +{
> + char uuid_str[37];
> + struct smbios_type_1 *p = (struct smbios_type_1 *)start;
> + p->header.type = 1;
> + p->header.length = sizeof(struct smbios_type_1);
> + p->header.handle = 0x100;
> +
> + p->manufacturer_str = 1;
> + p->product_name_str = 2;
> + p->version_str = 3;
> + p->serial_number_str = 4;
> +
> + memcpy(p->uuid, uuid, 16);
> +
> + p->wake_up_type = 0x06; /* power switch */
> + p->sku_str = 0;
> + p->family_str = 0;
> +
> + start += sizeof(struct smbios_type_1);
> +
> + strcpy((char *)start, "QEMU");
> + start += strlen("QEMU") + 1;
> + strcpy((char *)start, "QEMU");
> + start += strlen("QEMU") + 1;
> + strcpy((char *)start, version);
> + start += strlen(version) + 1;
> + uuid_to_string(uuid_str, uuid);
> + strcpy((char *)start, uuid_str);
> + start += strlen(uuid_str) + 1;
> + *((uint8_t *)start) = 0;
> +
> + return start+1;
> +}
> +
> +/* Type 3 -- System Enclosure */
> +static void *
> +smbios_type_3_init(void *start)
> +{
> + struct smbios_type_3 *p = (struct smbios_type_3 *)start;
> +
> + p->header.type = 3;
> + p->header.length = sizeof(struct smbios_type_3);
> + p->header.handle = 0x300;
> +
> + p->manufacturer_str = 1;
> + p->type = 0x01; /* other */
> + p->version_str = 0;
> + p->serial_number_str = 0;
> + p->asset_tag_str = 0;
> + p->boot_up_state = 0x03; /* safe */
> + p->power_supply_state = 0x03; /* safe */
> + p->thermal_state = 0x03; /* safe */
> + p->security_status = 0x02; /* unknown */
> +
> + start += sizeof(struct smbios_type_3);
> +
> + strcpy((char *)start, "QEMU");
> + start += strlen("QEMU") + 1;
> + *((uint8_t *)start) = 0;
> + return start+1;
> +}
> +
> +/* Type 4 -- Processor Information */
> +static void *
> +smbios_type_4_init(void *start, unsigned int cpu_number, char *cpu_manufacturer)
> +{
> + char buf[80];
> + struct smbios_type_4 *p = (struct smbios_type_4 *)start;
> + CPUState *env = first_cpu;
> +
> + p->header.type = 4;
> + p->header.length = sizeof(struct smbios_type_4);
> + p->header.handle = 0x400 + cpu_number;
> +
> + p->socket_designation_str = 1;
> + p->processor_type = 0x03; /* CPU */
> + p->processor_family = 0x01; /* other */
> + p->manufacturer_str = 2;
> +
> + p->cpuid[0] = env->cpuid_version;
> + p->cpuid[1] = env->cpuid_features;
> +
> + p->version_str = 0;
> + p->voltage = 0;
> + p->external_clock = 0;
> +
> + p->max_speed = 0; /* unknown */
> + p->current_speed = 0; /* unknown */
> +
> + p->status = 0x41; /* socket populated, CPU enabled */
> + p->upgrade = 0x01; /* other */
> +
> + start += sizeof(struct smbios_type_4);
> +
> + /* NB: supports up to 255 cpus */
> + strncpy(buf, "CPU ", sizeof(buf));
> + if ( (sizeof(buf) - strlen("CPU ")) >= 3 )
> + snprintf(buf + strlen("CPU "), 4, "%d", cpu_number);
> +
> + strcpy((char *)start, buf);
> + start += strlen(buf) + 1;
> +
> + strcpy((char *)start, cpu_manufacturer);
> + start += strlen(cpu_manufacturer) + 1;
> +
> + *((uint8_t *)start) = 0;
> + return start+1;
> +}
> +
> +/* Type 16 -- Physical Memory Array */
> +static void *
> +smbios_type_16_init(void *start, uint32_t memsize)
> +{
> + struct smbios_type_16 *p = (struct smbios_type_16*)start;
> +
> + p->header.type = 16;
> + p->header.handle = 0x1000;
> + p->header.length = sizeof(struct smbios_type_16);
> +
> + p->location = 0x01; /* other */
> + p->use = 0x03; /* system memory */
> + p->error_correction = 0x01; /* other */
> + p->maximum_capacity = memsize * 1024;
> + p->memory_error_information_handle = 0xfffe; /* none provided */
> + p->number_of_memory_devices = 1;
> +
> + start += sizeof(struct smbios_type_16);
> + *((uint16_t *)start) = 0;
> + return start + 2;
> +}
> +
> +/* Type 17 -- Memory Device */
> +static void *
> +smbios_type_17_init(void *start, uint32_t memory_size_mb)
> +{
> + struct smbios_type_17 *p = (struct smbios_type_17 *)start;
> +
> + p->header.type = 17;
> + p->header.length = sizeof(struct smbios_type_17);
> + p->header.handle = 0x1100;
> +
> + p->physical_memory_array_handle = 0x1000;
> + p->total_width = 64;
> + p->data_width = 64;
> + /* truncate memory_size_mb to 16 bits and clear most significant
> + bit [indicates size in MB] */
> + p->size = (uint16_t) memory_size_mb & 0x7fff;
> + p->form_factor = 0x09; /* DIMM */
> + p->device_set = 0;
> + p->device_locator_str = 1;
> + p->bank_locator_str = 0;
> + p->memory_type = 0x07; /* RAM */
> + p->type_detail = 0;
> +
> + start += sizeof(struct smbios_type_17);
> + strcpy((char *)start, "DIMM 1");
> + start += strlen("DIMM 1") + 1;
> + *((uint8_t *)start) = 0;
> +
> + return start+1;
> +}
> +
> +/* Type 19 -- Memory Array Mapped Address */
> +static void *
> +smbios_type_19_init(void *start, uint32_t memory_size_mb)
> +{
> + struct smbios_type_19 *p = (struct smbios_type_19 *)start;
> +
> + p->header.type = 19;
> + p->header.length = sizeof(struct smbios_type_19);
> + p->header.handle = 0x1300;
> +
> + p->starting_address = 0;
> + p->ending_address = (memory_size_mb-1) * 1024;
> + p->memory_array_handle = 0x1000;
> + p->partition_width = 1;
> +
> + start += sizeof(struct smbios_type_19);
> + *((uint16_t *)start) = 0;
> + return start + 2;
> +}
> +
> +/* Type 20 -- Memory Device Mapped Address */
> +static void *
> +smbios_type_20_init(void *start, uint32_t memory_size_mb)
> +{
> + struct smbios_type_20 *p = (struct smbios_type_20 *)start;
> +
> + p->header.type = 20;
> + p->header.length = sizeof(struct smbios_type_20);
> + p->header.handle = 0x1400;
> +
> + p->starting_address = 0;
> + p->ending_address = (memory_size_mb-1) * 1024;
> + p->memory_device_handle = 0x1100;
> + p->memory_array_mapped_address_handle = 0x1300;
> + p->partition_row_position = 1;
> + p->interleave_position = 0;
> + p->interleaved_data_depth = 0;
> +
> + start += sizeof(struct smbios_type_20);
> +
> + *((uint16_t *)start) = 0;
> + return start+2;
> +}
> +
> +/* Type 32 -- System Boot Information */
> +static void *
> +smbios_type_32_init(void *start)
> +{
> + struct smbios_type_32 *p = (struct smbios_type_32 *)start;
> +
> + p->header.type = 32;
> + p->header.length = sizeof(struct smbios_type_32);
> + p->header.handle = 0x2000;
> + memset(p->reserved, 0, 6);
> + p->boot_status = 0; /* no errors detected */
> +
> + start += sizeof(struct smbios_type_32);
> + *((uint16_t *)start) = 0;
> + return start+2;
> +}
> +
> +/* Type 127 -- End of Table */
> +static void *
> +smbios_type_127_init(void *start)
> +{
> + struct smbios_type_127 *p = (struct smbios_type_127 *)start;
> +
> + p->header.type = 127;
> + p->header.length = sizeof(struct smbios_type_127);
> + p->header.handle = 0x7f00;
> +
> + start += sizeof(struct smbios_type_127);
> + *((uint16_t *)start) = 0;
> + return start + 2;
> +}
> +
> +static void
> +get_cpu_manufacturer(char *buf, int len)
> +{
> + char id[12];
> + CPUState *env = first_cpu;
> +
> + /* load id with cpuid(0) call */
> + memcpy(id, &(env->cpuid_vendor1), 4);
> + memcpy(id+4, &(env->cpuid_vendor2), 4);
> + memcpy(id+8, &(env->cpuid_vendor3), 4);
> +
> + if (memcmp(id, "GenuineIntel", 12) == 0)
> + strncpy(buf, "Intel", len);
> + else if (memcmp(id, "AuthenticAMD", 12) == 0)
> + strncpy(buf, "AMD", len);
> + else
> + strncpy(buf, "unknown", len);
> +}
> +
> +static int
> +write_smbios_tables(uint8_t *entry, uint8_t *tables,
> + uint32_t table_phys_start,
> + uint32_t vcpus, uint64_t memsize,
> + uint8_t uuid[16], const char *version,
> + uint32_t major_version, uint32_t minor_version)
> +{
> + unsigned cpu_num, nr_structs = 0, max_struct_size = 0;
> + char *p, *q;
> + char cpu_manufacturer[15];
> +
> + get_cpu_manufacturer(cpu_manufacturer, 15);
> +
> + p = tables;
> +
> +#define do_struct(fn) do { \
> + q = (fn); \
> + nr_structs++; \
> + if ( (q - p) > max_struct_size ) \
> + max_struct_size = q - p; \
> + p = q; \
> +} while (0)
> +
> + do_struct(smbios_type_0_init(p, version, major_version,
> + minor_version));
> + do_struct(smbios_type_1_init(p, version, uuid));
> + do_struct(smbios_type_3_init(p));
> + for ( cpu_num = 1; cpu_num <= vcpus; cpu_num++ )
> + do_struct(smbios_type_4_init(p, cpu_num, cpu_manufacturer));
> + do_struct(smbios_type_16_init(p, memsize));
> + do_struct(smbios_type_17_init(p, memsize));
> + do_struct(smbios_type_19_init(p, memsize));
> + do_struct(smbios_type_20_init(p, memsize));
> + do_struct(smbios_type_32_init(p));
> + do_struct(smbios_type_127_init(p));
> +
> +#undef do_struct
> +
> + smbios_entry_point_init(entry, max_struct_size,
> + (p - (char *)tables),
> + table_phys_start, nr_structs);
> +
> + return ((char *)p - (char *)tables);
> +}
> +
> +/* entry point */
> +int
> +load_smbios_tables(uint8_t *entry, uint8_t *table, uint32_t phys_table_start)
> +{
> + int len;
> + uint32_t major_version = 0;
> + uint32_t minor_version = 9;
> + uuid_t uuid;
> +
> + uuid_generate(uuid);
> +
> + len = write_smbios_tables(entry, table, phys_table_start,
> + smp_cpus, (ram_size >> 20),
> + uuid, QEMU_VERSION,
> + major_version, minor_version);
> +
> + if (len > SMBIOS_MAXIMUM_SIZE) {
> + fprintf(stderr, "SMBIOS: Could not write SMBIOS tables\n");
> + return -1;
> + }
> +
> + return len;
> +}
> +
> +/*
> + * Local variables:
> + * mode: C
> + * c-set-style: "BSD"
> + * c-basic-offset: 4
> + * tab-width: 4
> + * indent-tabs-mode: nil
> + * End:
> + */
> diff -r 25082b761acb -r 37bf559ffcf7 smbios_types.h
> --- /dev/null Thu Jan 01 00:00:00 1970 +0000
> +++ b/smbios_types.h Fri Dec 07 14:22:02 2007 -0600
> @@ -0,0 +1,182 @@
> +/*
> + * smbios_types.h - data structure definitions for Xen HVM SMBIOS support
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
> + *
> + * Copyright (C) IBM Corporation, 2006
> + *
> + * Authors: Andrew D. Ball <aball@us.ibm.com>
> + *
> + * See the SMBIOS 2.4 spec for more detail:
> + * http://www.dmtf.org/standards/smbios/
> + */
> +
> +#ifndef SMBIOS_TYPES_H
> +#define SMBIOS_TYPES_H
> +
> +#include <stdint.h>
> +
> +/* SMBIOS entry point -- must be written to a 16-bit aligned address
> + between 0xf0000 and 0xfffff.
> + */
> +struct smbios_entry_point {
> + char anchor_string[4];
> + uint8_t checksum;
> + uint8_t length;
> + uint8_t smbios_major_version;
> + uint8_t smbios_minor_version;
> + uint16_t max_structure_size;
> + uint8_t entry_point_revision;
> + uint8_t formatted_area[5];
> + char intermediate_anchor_string[5];
> + uint8_t intermediate_checksum;
> + uint16_t structure_table_length;
> + uint32_t structure_table_address;
> + uint16_t number_of_structures;
> + uint8_t smbios_bcd_revision;
> +} __attribute__ ((packed));
> +
> +/* This goes at the beginning of every SMBIOS structure. */
> +struct smbios_structure_header {
> + uint8_t type;
> + uint8_t length;
> + uint16_t handle;
> +} __attribute__ ((packed));
> +
> +/* SMBIOS type 0 - BIOS Information */
> +struct smbios_type_0 {
> + struct smbios_structure_header header;
> + uint8_t vendor_str;
> + uint8_t version_str;
> + uint16_t starting_address_segment;
> + uint8_t release_date_str;
> + uint8_t rom_size;
> + uint8_t characteristics[8];
> + uint8_t characteristics_extension_bytes[2];
> + uint8_t major_release;
> + uint8_t minor_release;
> + uint8_t embedded_controller_major;
> + uint8_t embedded_controller_minor;
> +} __attribute__ ((packed));
> +
> +/* SMBIOS type 1 - System Information */
> +struct smbios_type_1 {
> + struct smbios_structure_header header;
> + uint8_t manufacturer_str;
> + uint8_t product_name_str;
> + uint8_t version_str;
> + uint8_t serial_number_str;
> + uint8_t uuid[16];
> + uint8_t wake_up_type;
> + uint8_t sku_str;
> + uint8_t family_str;
> +} __attribute__ ((packed));
> +
> +/* SMBIOS type 3 - System Enclosure */
> +struct smbios_type_3 {
> + struct smbios_structure_header header;
> + uint8_t manufacturer_str;
> + uint8_t type;
> + uint8_t version_str;
> + uint8_t serial_number_str;
> + uint8_t asset_tag_str;
> + uint8_t boot_up_state;
> + uint8_t power_supply_state;
> + uint8_t thermal_state;
> + uint8_t security_status;
> +} __attribute__ ((packed));
> +
> +/* SMBIOS type 4 - Processor Information */
> +struct smbios_type_4 {
> + struct smbios_structure_header header;
> + uint8_t socket_designation_str;
> + uint8_t processor_type;
> + uint8_t processor_family;
> + uint8_t manufacturer_str;
> + uint32_t cpuid[2];
> + uint8_t version_str;
> + uint8_t voltage;
> + uint16_t external_clock;
> + uint16_t max_speed;
> + uint16_t current_speed;
> + uint8_t status;
> + uint8_t upgrade;
> +} __attribute__ ((packed));
> +
> +/* SMBIOS type 16 - Physical Memory Array
> + * Associated with one type 17 (Memory Device).
> + */
> +struct smbios_type_16 {
> + struct smbios_structure_header header;
> + uint8_t location;
> + uint8_t use;
> + uint8_t error_correction;
> + uint32_t maximum_capacity;
> + uint16_t memory_error_information_handle;
> + uint16_t number_of_memory_devices;
> +} __attribute__ ((packed));
> +
> +/* SMBIOS type 17 - Memory Device
> + * Associated with one type 19
> + */
> +struct smbios_type_17 {
> + struct smbios_structure_header header;
> + uint16_t physical_memory_array_handle;
> + uint16_t memory_error_information_handle;
> + uint16_t total_width;
> + uint16_t data_width;
> + uint16_t size;
> + uint8_t form_factor;
> + uint8_t device_set;
> + uint8_t device_locator_str;
> + uint8_t bank_locator_str;
> + uint8_t memory_type;
> + uint16_t type_detail;
> +} __attribute__ ((packed));
> +
> +/* SMBIOS type 19 - Memory Array Mapped Address */
> +struct smbios_type_19 {
> + struct smbios_structure_header header;
> + uint32_t starting_address;
> + uint32_t ending_address;
> + uint16_t memory_array_handle;
> + uint8_t partition_width;
> +} __attribute__ ((packed));
> +
> +/* SMBIOS type 20 - Memory Device Mapped Address */
> +struct smbios_type_20 {
> + struct smbios_structure_header header;
> + uint32_t starting_address;
> + uint32_t ending_address;
> + uint16_t memory_device_handle;
> + uint16_t memory_array_mapped_address_handle;
> + uint8_t partition_row_position;
> + uint8_t interleave_position;
> + uint8_t interleaved_data_depth;
> +} __attribute__ ((packed));
> +
> +/* SMBIOS type 32 - System Boot Information */
> +struct smbios_type_32 {
> + struct smbios_structure_header header;
> + uint8_t reserved[6];
> + uint8_t boot_status;
> +} __attribute__ ((packed));
> +
> +/* SMBIOS type 127 -- End-of-table */
> +struct smbios_type_127 {
> + struct smbios_structure_header header;
> +} __attribute__ ((packed));
> +
> +#endif /* SMBIOS_TYPES_H */
> diff -r 25082b761acb -r 37bf559ffcf7 sysemu.h
> --- a/sysemu.h Wed Dec 05 03:23:38 2007 +0000
> +++ b/sysemu.h Fri Dec 07 14:22:02 2007 -0600
> @@ -116,6 +116,10 @@ extern unsigned int nb_prom_envs;
> #define BIOS_SIZE (4 * 1024 * 1024)
> #endif
>
> +#define SMBIOS_MAXIMUM_SIZE (32 << 10)
> +int load_smbios_tables(uint8_t *entry, uint8_t *table,
> + uint32_t phys_table_start);
> +
> typedef enum {
> IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD
> } BlockInterfaceType;
>
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