diff options
Diffstat (limited to 'qemu/roms/seabios/src/fw/smbios.c')
-rw-r--r-- | qemu/roms/seabios/src/fw/smbios.c | 585 |
1 files changed, 0 insertions, 585 deletions
diff --git a/qemu/roms/seabios/src/fw/smbios.c b/qemu/roms/seabios/src/fw/smbios.c deleted file mode 100644 index f3b5ad9dd..000000000 --- a/qemu/roms/seabios/src/fw/smbios.c +++ /dev/null @@ -1,585 +0,0 @@ -// smbios table generation (on emulators) -// DO NOT ADD NEW FEATURES HERE. (See paravirt.c / biostables.c instead.) -// -// Copyright (C) 2008,2009 Kevin O'Connor <kevin@koconnor.net> -// Copyright (C) 2006 Fabrice Bellard -// -// This file may be distributed under the terms of the GNU LGPLv3 license. - -#include "config.h" // CONFIG_* -#include "malloc.h" // free -#include "output.h" // dprintf -#include "paravirt.h" // RamSize -#include "romfile.h" // romfile_findprefix -#include "std/smbios.h" // struct smbios_entry_point -#include "string.h" // memset -#include "util.h" // MaxCountCPUs -#include "x86.h" // cpuid - -static void -smbios_entry_point_setup(u16 max_structure_size, - u16 structure_table_length, - void *structure_table_address, - u16 number_of_structures) -{ - 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 (!finaltable) { - warn_noalloc(); - return; - } - memcpy(finaltable, structure_table_address, structure_table_length); - - struct smbios_entry_point ep; - memset(&ep, 0, sizeof(ep)); - ep.signature = SMBIOS_SIGNATURE; - ep.length = 0x1f; - ep.smbios_major_version = 2; - ep.smbios_minor_version = 4; - ep.max_structure_size = max_structure_size; - memcpy(ep.intermediate_anchor_string, "_DMI_", 5); - - ep.structure_table_length = structure_table_length; - ep.structure_table_address = (u32)finaltable; - ep.number_of_structures = number_of_structures; - ep.smbios_bcd_revision = 0x24; - - ep.checksum -= checksum(&ep, 0x10); - - ep.intermediate_checksum -= checksum((void*)&ep + 0x10, ep.length - 0x10); - - copy_smbios(&ep); -} - -static int -get_field(int type, int offset, void *dest) -{ - char name[128]; - snprintf(name, sizeof(name), "smbios/field%d-%d", type, offset); - struct romfile_s *file = romfile_find(name); - if (!file) - return 0; - file->copy(file, dest, file->size); - return file->size; -} - -static int -get_external(int type, char **p, unsigned *nr_structs, - unsigned *max_struct_size, char *end) -{ - static u64 used_bitmap[4] = { 0 }; - char *start = *p; - - /* Check if we've already reported these tables */ - if (used_bitmap[(type >> 6) & 0x3] & (1ULL << (type & 0x3f))) - return 1; - - /* Don't introduce spurious end markers */ - if (type == 127) - return 0; - - char prefix[128]; - snprintf(prefix, sizeof(prefix), "smbios/table%d-", type); - struct romfile_s *file = NULL; - for (;;) { - file = romfile_findprefix(prefix, file); - if (!file) - break; - - if (end - *p < file->size) { - warn_noalloc(); - break; - } - - struct smbios_structure_header *header = (void*)*p; - file->copy(file, header, file->size); - *p += file->size; - - /* Entries end with a double NULL char, if there's a string at - * the end (length is greater than formatted length), the string - * terminator provides the first NULL. */ - *((u8*)*p) = 0; - (*p)++; - if (header->length >= file->size) { - *((u8*)*p) = 0; - (*p)++; - } - - (*nr_structs)++; - if (*p - (char*)header > *max_struct_size) - *max_struct_size = *p - (char*)header; - } - - if (start == *p) - return 0; - - /* Mark that we've reported on this type */ - used_bitmap[(type >> 6) & 0x3] |= (1ULL << (type & 0x3f)); - return 1; -} - -#define load_str_field_with_default(type, field, def) \ - do { \ - size = get_field(type, offsetof(struct smbios_type_##type, \ - field), end); \ - if (size == 1) { \ - /* zero-length string, skip to avoid bogus end marker */ \ - p->field = 0; \ - } else if (size > 1) { \ - end += size; \ - p->field = ++str_index; \ - } else { \ - memcpy(end, def, sizeof(def)); \ - end += sizeof(def); \ - p->field = ++str_index; \ - } \ - } while (0) - -#define load_str_field_or_skip(type, field) \ - do { \ - size = get_field(type, offsetof(struct smbios_type_##type, \ - field), end); \ - if (size > 1) { \ - end += size; \ - p->field = ++str_index; \ - } else { \ - p->field = 0; \ - } \ - } while (0) - -#define set_field_with_default(type, field, def) \ - do { \ - if (!get_field(type, offsetof(struct smbios_type_##type, \ - field), &p->field)) { \ - p->field = def; \ - } \ - } while (0) - -/* Type 0 -- BIOS Information */ -#define RELEASE_DATE_STR "01/01/2011" -static void * -smbios_init_type_0(void *start) -{ - struct smbios_type_0 *p = (struct smbios_type_0 *)start; - char *end = (char *)start + sizeof(struct smbios_type_0); - size_t size; - int str_index = 0; - - p->header.type = 0; - p->header.length = sizeof(struct smbios_type_0); - p->header.handle = 0; - - load_str_field_with_default(0, vendor_str, BUILD_APPNAME); - load_str_field_with_default(0, bios_version_str, BUILD_APPNAME); - - p->bios_starting_address_segment = 0xe800; - - load_str_field_with_default(0, bios_release_date_str, RELEASE_DATE_STR); - - p->bios_rom_size = 0; /* FIXME */ - - if (!get_field(0, offsetof(struct smbios_type_0, bios_characteristics), - &p->bios_characteristics)) { - memset(p->bios_characteristics, 0, 8); - /* BIOS characteristics not supported */ - p->bios_characteristics[0] = 0x08; - } - - if (!get_field(0, offsetof(struct smbios_type_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; - } - - 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++; - - return end; -} - -/* Type 1 -- System Information */ -static void * -smbios_init_type_1(void *start) -{ - struct smbios_type_1 *p = (struct smbios_type_1 *)start; - char *end = (char *)start + sizeof(struct smbios_type_1); - size_t size; - int str_index = 0; - - p->header.type = 1; - p->header.length = sizeof(struct smbios_type_1); - p->header.handle = 0x100; - - load_str_field_with_default(1, manufacturer_str, BUILD_APPNAME); - load_str_field_with_default(1, product_name_str, BUILD_APPNAME); - load_str_field_or_skip(1, version_str); - load_str_field_or_skip(1, serial_number_str); - - if (!get_field(1, offsetof(struct smbios_type_1, uuid), &p->uuid)) - memset(p->uuid, 0, 16); - - 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); - - *end = 0; - end++; - if (!str_index) { - *end = 0; - end++; - } - - return end; -} - -/* Type 3 -- System Enclosure */ -static void * -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; - - load_str_field_with_default(3, manufacturer_str, BUILD_APPNAME); - set_field_with_default(3, type, 0x01); /* other */ - - 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 */ -static void * -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; - - size = get_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; - - set_field_with_default(4, processor_type, 0x03); /* CPU */ - set_field_with_default(4, processor_family, 0x01); /* other */ - - load_str_field_with_default(4, processor_manufacturer_str, BUILD_APPNAME); - - if (!get_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); - - set_field_with_default(4, max_speed, 2000); - set_field_with_default(4, current_speed, 2000); - - set_field_with_default(4, status, 0x41); /* socket populated, CPU enabled */ - set_field_with_default(4, processor_upgrade, 0x01); /* other */ - - /* cache information structure not provided */ - p->l1_cache_handle = 0xffff; - p->l2_cache_handle = 0xffff; - p->l3_cache_handle = 0xffff; - - *end = 0; - end++; - if (!str_index) { - *end = 0; - end++; - } - - return end; -} - -/* Type 16 -- Physical Memory Array */ -static void * -smbios_init_type_16(void *start, u32 memory_size_mb, int nr_mem_devs) -{ - struct smbios_type_16 *p = (struct smbios_type_16*)start; - - p->header.type = 16; - p->header.length = sizeof(struct smbios_type_16); - p->header.handle = 0x1000; - - 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; - - start += sizeof(struct smbios_type_16); - *((u16 *)start) = 0; - - return start + 2; -} - -/* Type 17 -- Memory Device */ -static void * -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; - 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 = size_mb; - set_field_with_default(17, form_factor, 0x09); /* DIMM */ - p->device_set = 0; - - size = get_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 start_mb, u32 size_mb, int instance) -{ - 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 + instance; - - 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; - - start += sizeof(struct smbios_type_19); - *((u16 *)start) = 0; - - return start + 2; -} - -/* Type 20 -- Memory Device Mapped Address */ -static void * -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.type = 20; - p->header.length = sizeof(struct smbios_type_20); - p->header.handle = 0x1400 + 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; - - start += sizeof(struct smbios_type_20); - - *((u16 *)start) = 0; - return start+2; -} - -/* Type 32 -- System Boot Information */ -static void * -smbios_init_type_32(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); - set_field_with_default(32, boot_status, 0); /* no errors detected */ - - start += sizeof(struct smbios_type_32); - *((u16 *)start) = 0; - - return start+2; -} - -/* Type 127 -- End of Table */ -static void * -smbios_init_type_127(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); - *((u16 *)start) = 0; - - return start + 2; -} - -#define TEMPSMBIOSSIZE (32 * 1024) - -void -smbios_legacy_setup(void) -{ - if (! CONFIG_SMBIOS) - return; - - dprintf(3, "init SMBIOS tables\n"); - - char *start = malloc_tmphigh(TEMPSMBIOSSIZE); - if (! start) { - warn_noalloc(); - return; - } - memset(start, 0, TEMPSMBIOSSIZE); - - u32 nr_structs = 0, max_struct_size = 0; - char *q, *p = start; - char *end = start + TEMPSMBIOSSIZE - sizeof(struct smbios_type_127); - -#define add_struct(type, args...) \ - do { \ - if (!get_external(type, &p, &nr_structs, &max_struct_size, end)) { \ - q = smbios_init_type_##type(args); \ - nr_structs++; \ - if ((q - p) > max_struct_size) \ - max_struct_size = q - p; \ - p = q; \ - } \ - } while (0) - - add_struct(0, p); - add_struct(1, p); - add_struct(3, p); - - int cpu_num; - for (cpu_num = 1; cpu_num <= MaxCountCPUs; cpu_num++) - add_struct(4, p, cpu_num); - - 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_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); - /* Add any remaining provided entries before the end marker */ - for (i = 0; i < 256; i++) - get_external(i, &p, &nr_structs, &max_struct_size, end); - add_struct(127, p); - -#undef add_struct - - smbios_entry_point_setup(max_struct_size, p - start, start, nr_structs); - free(start); -} |