#include "paravirt.h" // qemu_cfg_smbios_load_field
#include "smbios.h" // struct smbios_entry_point
+struct smbios_entry_point *SMBiosAddr;
+
static void
smbios_entry_point_init(u16 max_structure_size,
u16 structure_table_length,
u16 number_of_structures)
{
struct smbios_entry_point *ep = malloc_fseg(sizeof(*ep));
- if (! ep) {
- dprintf(1, "No space for smbios entry table!\n");
+ void *finaltable;
+ if (structure_table_length <= BUILD_MAX_SMBIOS_FSEG)
+ // Table is small enough for f-seg - allocate there. This
+ // works around a bug in JunOS (at least for small SMBIOS tables).
+ finaltable = malloc_fseg(structure_table_length);
+ else
+ finaltable = malloc_high(structure_table_length);
+ if (!ep || !finaltable) {
+ warn_noalloc();
+ free(ep);
+ free(finaltable);
return;
}
+ memcpy(finaltable, structure_table_address, structure_table_length);
memcpy(ep->anchor_string, "_SM_", 4);
ep->length = 0x1f;
memcpy(ep->intermediate_anchor_string, "_DMI_", 5);
ep->structure_table_length = structure_table_length;
- ep->structure_table_address = (u32)structure_table_address;
+ ep->structure_table_address = (u32)finaltable;
ep->number_of_structures = number_of_structures;
ep->smbios_bcd_revision = 0x24;
ep->intermediate_checksum -= checksum((void*)ep + 0x10, ep->length - 0x10);
- dprintf(1, "SMBIOS ptr=%p table=%p\n", ep, structure_table_address);
+ SMBiosAddr = ep;
+ dprintf(1, "SMBIOS ptr=%p table=%p size=%d\n"
+ , ep, finaltable, structure_table_length);
}
#define load_str_field_with_default(type, field, def) \
p->field = ++str_index; \
} while (0)
-#define load_str_field_or_skip(type, field) \
+#define load_str_field_or_skip(type, field) \
do { \
size = qemu_cfg_smbios_load_field(type, \
offsetof(struct smbios_type_##type, \
} \
} while (0)
+#define set_field_with_default(type, field, def) \
+ do { \
+ if (!qemu_cfg_smbios_load_field(type, \
+ offsetof(struct smbios_type_##type, \
+ field), &p->field)) { \
+ p->field = def; \
+ } \
+ } while (0)
+
/* Type 0 -- BIOS Information */
#define RELEASE_DATE_STR "01/01/2007"
static void *
p->bios_rom_size = 0; /* FIXME */
- memset(p->bios_characteristics, 0, 8);
- p->bios_characteristics[0] = 0x08; /* BIOS characteristics not supported */
- p->bios_characteristics_extension_bytes[0] = 0;
- p->bios_characteristics_extension_bytes[1] = 0;
-
if (!qemu_cfg_smbios_load_field(0, offsetof(struct smbios_type_0,
- system_bios_major_release),
- &p->system_bios_major_release))
- p->system_bios_major_release = 1;
+ bios_characteristics),
+ &p->bios_characteristics)) {
+ memset(p->bios_characteristics, 0, 8);
+ /* BIOS characteristics not supported */
+ p->bios_characteristics[0] = 0x08;
+ }
if (!qemu_cfg_smbios_load_field(0, offsetof(struct smbios_type_0,
- system_bios_minor_release),
- &p->system_bios_minor_release))
- p->system_bios_minor_release = 0;
+ bios_characteristics_extension_bytes),
+ &p->bios_characteristics_extension_bytes)) {
+ p->bios_characteristics_extension_bytes[0] = 0;
+ /* Enable targeted content distribution. Needed for SVVP */
+ p->bios_characteristics_extension_bytes[1] = 4;
+ }
- p->embedded_controller_major_release = 0xff;
- p->embedded_controller_minor_release = 0xff;
+ set_field_with_default(0, system_bios_major_release, 1);
+ set_field_with_default(0, system_bios_minor_release, 0);
+ set_field_with_default(0, embedded_controller_major_release, 0xff);
+ set_field_with_default(0, embedded_controller_minor_release, 0xff);
*end = 0;
end++;
p->header.length = sizeof(struct smbios_type_1);
p->header.handle = 0x100;
- load_str_field_or_skip(1, manufacturer_str);
- load_str_field_or_skip(1, product_name_str);
+ load_str_field_with_default(1, manufacturer_str, CONFIG_APPNAME);
+ load_str_field_with_default(1, product_name_str, CONFIG_APPNAME);
load_str_field_or_skip(1, version_str);
load_str_field_or_skip(1, serial_number_str);
- size = qemu_cfg_smbios_load_field(1, offsetof(struct smbios_type_1,
- uuid), &p->uuid);
- if (size == 0)
+ if (!qemu_cfg_smbios_load_field(1, offsetof(struct smbios_type_1,
+ uuid), &p->uuid)) {
memset(p->uuid, 0, 16);
+ }
- p->wake_up_type = 0x06; /* power switch */
+ set_field_with_default(1, wake_up_type, 0x06); /* power switch */
load_str_field_or_skip(1, sku_number_str);
load_str_field_or_skip(1, family_str);
smbios_init_type_3(void *start)
{
struct smbios_type_3 *p = (struct smbios_type_3 *)start;
+ char *end = (char *)start + sizeof(struct smbios_type_3);
+ size_t size;
+ int str_index = 0;
p->header.type = 3;
p->header.length = sizeof(struct smbios_type_3);
p->header.handle = 0x300;
- p->manufacturer_str = 0;
- p->type = 0x01; /* other */
- p->version_str = 0;
- p->serial_number_str = 0;
- p->asset_tag_number_str = 0;
- p->boot_up_state = 0x03; /* safe */
- p->power_supply_state = 0x03; /* safe */
- p->thermal_state = 0x03; /* safe */
- p->security_status = 0x02; /* unknown */
- p->oem_defined = 0;
- p->height = 0;
- p->number_of_power_cords = 0;
- p->contained_element_count = 0;
-
- start += sizeof(struct smbios_type_3);
- *((u16 *)start) = 0;
+ load_str_field_with_default(3, manufacturer_str, CONFIG_APPNAME);
+ set_field_with_default(3, type, 0x01); /* other */
- return start+2;
+ load_str_field_or_skip(3, version_str);
+ load_str_field_or_skip(3, serial_number_str);
+ load_str_field_or_skip(3, asset_tag_number_str);
+
+ set_field_with_default(3, boot_up_state, 0x03); /* safe */
+ set_field_with_default(3, power_supply_state, 0x03); /* safe */
+ set_field_with_default(3, thermal_state, 0x03); /* safe */
+ set_field_with_default(3, security_status, 0x02); /* unknown */
+
+ set_field_with_default(3, oem_defined, 0);
+ set_field_with_default(3, height, 0);
+ set_field_with_default(3, number_of_power_cords, 0);
+ set_field_with_default(3, contained_element_count, 0);
+
+ *end = 0;
+ end++;
+ if (!str_index) {
+ *end = 0;
+ end++;
+ }
+
+ return end;
}
/* Type 4 -- Processor Information */
smbios_init_type_4(void *start, unsigned int cpu_number)
{
struct smbios_type_4 *p = (struct smbios_type_4 *)start;
+ char *end = (char *)start + sizeof(struct smbios_type_4);
+ size_t size;
+ int str_index = 0;
+ char name[1024];
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->processor_manufacturer_str = 0;
+ size = qemu_cfg_smbios_load_field(4, offsetof(struct smbios_type_4,
+ socket_designation_str),
+ name);
+ if (size)
+ snprintf(name + size - 1, sizeof(name) - size, "%2x", cpu_number);
+ else
+ snprintf(name, sizeof(name), "CPU%2x", cpu_number);
+
+ memcpy(end, name, strlen(name) + 1);
+ end += strlen(name) + 1;
+ p->socket_designation_str = ++str_index;
- u32 cpuid_signature, ebx, ecx, cpuid_features;
- cpuid(1, &cpuid_signature, &ebx, &ecx, &cpuid_features);
- p->processor_id[0] = cpuid_signature;
- p->processor_id[1] = cpuid_features;
+ set_field_with_default(4, processor_type, 0x03); /* CPU */
+ set_field_with_default(4, processor_family, 0x01); /* other */
- p->processor_version_str = 0;
- p->voltage = 0;
- p->external_clock = 0;
+ load_str_field_with_default(4, processor_manufacturer_str, CONFIG_APPNAME);
- p->max_speed = 0; /* unknown */
- p->current_speed = 0; /* unknown */
+ if (!qemu_cfg_smbios_load_field(4, offsetof(struct smbios_type_4,
+ processor_id), p->processor_id)) {
+ u32 cpuid_signature, ebx, ecx, cpuid_features;
+ cpuid(1, &cpuid_signature, &ebx, &ecx, &cpuid_features);
+ p->processor_id[0] = cpuid_signature;
+ p->processor_id[1] = cpuid_features;
+ }
+
+ load_str_field_or_skip(4, processor_version_str);
+ set_field_with_default(4, voltage, 0);
+ set_field_with_default(4, external_clock, 0);
- p->status = 0x41; /* socket populated, CPU enabled */
- p->processor_upgrade = 0x01; /* other */
+ set_field_with_default(4, max_speed, 2000);
+ set_field_with_default(4, current_speed, 2000);
- p->l1_cache_handle = 0xffff; /* cache information structure not provided */
- p->l2_cache_handle = 0xffff;
- p->l3_cache_handle = 0xffff;
+ set_field_with_default(4, status, 0x41); /* socket populated, CPU enabled */
+ set_field_with_default(4, processor_upgrade, 0x01); /* other */
- start += sizeof(struct smbios_type_4);
+ /* cache information structure not provided */
+ p->l1_cache_handle = 0xffff;
+ p->l2_cache_handle = 0xffff;
+ p->l3_cache_handle = 0xffff;
- memcpy((char *)start, "CPU " "\0" "" "\0" "", 7);
- ((char *)start)[4] = cpu_number + '0';
+ *end = 0;
+ end++;
+ if (!str_index) {
+ *end = 0;
+ end++;
+ }
- return start+7;
+ return end;
}
/* Type 16 -- Physical Memory Array */
p->header.length = sizeof(struct smbios_type_16);
p->header.handle = 0x1000;
- p->location = 0x01; /* other */
- p->use = 0x03; /* system memory */
- p->error_correction = 0x01; /* other */
- p->maximum_capacity = memory_size_mb * 1024;
+ set_field_with_default(16, location, 0x01); /* other */
+ set_field_with_default(16, use, 0x03); /* system memory */
+ /* Multi-bit ECC to make Microsoft happy */
+ set_field_with_default(16, error_correction, 0x06);
+ /* 0x80000000 = unknown, accept sizes < 2TB - TODO multiple arrays */
+ p->maximum_capacity = memory_size_mb < 2 << 20 ?
+ memory_size_mb << 10 : 0x80000000;
p->memory_error_information_handle = 0xfffe; /* none provided */
p->number_of_memory_devices = nr_mem_devs;
/* Type 17 -- Memory Device */
static void *
-smbios_init_type_17(void *start, u32 memory_size_mb, int instance)
+smbios_init_type_17(void *start, u32 size_mb, int instance)
{
struct smbios_type_17 *p = (struct smbios_type_17 *)start;
+ char *end = (char *)start + sizeof(struct smbios_type_17);
+ size_t size;
+ int str_index = 0;
+ char name[1024];
p->header.type = 17;
p->header.length = sizeof(struct smbios_type_17);
p->header.handle = 0x1100 + instance;
p->physical_memory_array_handle = 0x1000;
- p->total_width = 64;
- p->data_width = 64;
+ set_field_with_default(17, total_width, 64);
+ set_field_with_default(17, data_width, 64);
/* TODO: should assert in case something is wrong ASSERT((memory_size_mb & ~0x7fff) == 0); */
- p->size = memory_size_mb;
- p->form_factor = 0x09; /* DIMM */
+ p->size = size_mb;
+ set_field_with_default(17, 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);
- memcpy((char *)start, "DIMM 0", 7);
- ((char*)start)[5] += instance;
- start += 7;
- *((u8 *)start) = 0;
-
- return start+1;
+
+ size = qemu_cfg_smbios_load_field(17, offsetof(struct smbios_type_17,
+ device_locator_str),
+ name);
+ if (size)
+ snprintf(name + size - 1, sizeof(name) - size, "%d", instance);
+ else
+ snprintf(name, sizeof(name), "DIMM %d", instance);
+
+ memcpy(end, name, strlen(name) + 1);
+ end += strlen(name) + 1;
+ p->device_locator_str = ++str_index;
+
+ load_str_field_or_skip(17, bank_locator_str);
+ set_field_with_default(17, memory_type, 0x07); /* RAM */
+ set_field_with_default(17, type_detail, 0);
+
+ *end = 0;
+ end++;
+ if (!str_index) {
+ *end = 0;
+ end++;
+ }
+
+ return end;
}
/* Type 19 -- Memory Array Mapped Address */
static void *
-smbios_init_type_19(void *start, u32 memory_size_mb, int instance)
+smbios_init_type_19(void *start, u32 start_mb, u32 size_mb, int instance)
{
struct smbios_type_19 *p = (struct smbios_type_19 *)start;
p->header.length = sizeof(struct smbios_type_19);
p->header.handle = 0x1300 + instance;
- p->starting_address = instance << 24;
- p->ending_address = p->starting_address + (memory_size_mb << 10) - 1;
+ p->starting_address = start_mb << 10;
+ p->ending_address = p->starting_address + (size_mb << 10) - 1;
p->memory_array_handle = 0x1000;
p->partition_width = 1;
/* Type 20 -- Memory Device Mapped Address */
static void *
-smbios_init_type_20(void *start, u32 memory_size_mb, int instance)
+smbios_init_type_20(void *start, u32 start_mb, u32 size_mb, int instance,
+ int dev_handle, int array_handle)
{
struct smbios_type_20 *p = (struct smbios_type_20 *)start;
p->header.length = sizeof(struct smbios_type_20);
p->header.handle = 0x1400 + instance;
- p->starting_address = instance << 24;
- p->ending_address = p->starting_address + (memory_size_mb << 10) - 1;
- p->memory_device_handle = 0x1100 + instance;
- p->memory_array_mapped_address_handle = 0x1300 + instance;
+ p->starting_address = start_mb << 10;
+ p->ending_address = p->starting_address + (size_mb << 10) - 1;
+ p->memory_device_handle = 0x1100 + dev_handle;
+ p->memory_array_mapped_address_handle = 0x1300 + array_handle;
p->partition_row_position = 1;
p->interleave_position = 0;
p->interleaved_data_depth = 0;
p->header.length = sizeof(struct smbios_type_32);
p->header.handle = 0x2000;
memset(p->reserved, 0, 6);
- p->boot_status = 0; /* no errors detected */
+ set_field_with_default(32, boot_status, 0); /* no errors detected */
start += sizeof(struct smbios_type_32);
*((u16 *)start) = 0;
return start + 2;
}
+#define TEMPSMBIOSSIZE (32 * 1024)
+
void
smbios_init(void)
{
dprintf(3, "init SMBIOS tables\n");
- char *start = malloc_high(2048); // XXX - determine real size
+ char *start = malloc_tmphigh(TEMPSMBIOSSIZE);
if (! start) {
- dprintf(1, "No memory for smbios tables\n");
+ warn_noalloc();
return;
}
u32 nr_structs = 0, max_struct_size = 0;
- char *q, *p = start, *end = start + 2048 - sizeof(struct smbios_type_127);
+ char *q, *p = start;
+ char *end = start + TEMPSMBIOSSIZE - sizeof(struct smbios_type_127);
#define add_struct(type, args...) \
do { \
int cpu_num;
for (cpu_num = 1; cpu_num <= MaxCountCPUs; cpu_num++)
add_struct(4, p, cpu_num);
- u64 memsize = RamSizeOver4G;
- if (memsize)
- memsize += 0x100000000ull;
- else
- memsize = RamSize;
- memsize = memsize / (1024 * 1024);
- int nr_mem_devs = (memsize + 0x3fff) >> 14;
- add_struct(16, p, memsize, nr_mem_devs);
- int i;
+
+ int ram_mb = (RamSize + RamSizeOver4G) >> 20;
+ int nr_mem_devs = (ram_mb + 0x3fff) >> 14;
+ add_struct(16, p, ram_mb, nr_mem_devs);
+
+ int i, j;
for (i = 0; i < nr_mem_devs; i++) {
- u32 dev_memsize = ((i == (nr_mem_devs - 1))
- ? (((memsize-1) & 0x3fff)+1) : 0x4000);
- add_struct(17, p, dev_memsize, i);
- add_struct(19, p, dev_memsize, i);
- add_struct(20, p, dev_memsize, i);
+ u32 dev_mb = ((i == (nr_mem_devs - 1))
+ ? (((ram_mb - 1) & 0x3fff) + 1)
+ : 16384);
+ add_struct(17, p, dev_mb, i);
+ }
+
+ add_struct(19, p, 0, RamSize >> 20, 0);
+ if (RamSizeOver4G)
+ add_struct(19, p, 4096, RamSizeOver4G >> 20, 1);
+
+ add_struct(20, p, 0, RamSize >> 20, 0, 0, 0);
+ if (RamSizeOver4G) {
+ u32 start_mb = 4096;
+ for (j = 1, i = 0; i < nr_mem_devs; i++, j++) {
+ u32 dev_mb = ((i == (nr_mem_devs - 1))
+ ? (((ram_mb - 1) & 0x3fff) + 1)
+ : 16384);
+ if (i == 0)
+ dev_mb -= RamSize >> 20;
+
+ add_struct(20, p, start_mb, dev_mb, j, i, 1);
+ start_mb += dev_mb;
+ }
}
add_struct(32, p);
#undef add_struct
smbios_entry_point_init(max_struct_size, p - start, start, nr_structs);
+ free(start);
}