-uuid_probe(u8 *bios_uuid)
-{
- // Default to UUID not set
- memset(bios_uuid, 0, 16);
-
- if (! CONFIG_UUID_BACKDOOR)
- return;
- if (CONFIG_COREBOOT)
- return;
-
- // check if backdoor port exists
- u32 eax, ebx, ecx, edx;
- asm volatile ("outl %%eax, %%dx"
- : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx)
- : "a" (0x564d5868), "b" (0), "c" (0xa), "d" (0x5658));
- if (ebx != 0x564d5868)
- return;
-
- u32 *uuid_ptr = (u32 *)bios_uuid;
- // get uuid
- asm volatile ("outl %%eax, %%dx"
- : "=a" (eax), "=b" (ebx), "=c" (ecx), "=d" (edx)
- : "a" (0x564d5868), "c" (0x13), "d" (0x5658));
- uuid_ptr[0] = eax;
- uuid_ptr[1] = ebx;
- uuid_ptr[2] = ecx;
- uuid_ptr[3] = edx;
-}
-
-
-/****************************************************************
- * smbios tables
- ****************************************************************/
-
-/* SMBIOS entry point -- must be written to a 16-bit aligned address
- between 0xf0000 and 0xfffff.
- */
-struct smbios_entry_point {
- char anchor_string[4];
- u8 checksum;
- u8 length;
- u8 smbios_major_version;
- u8 smbios_minor_version;
- u16 max_structure_size;
- u8 entry_point_revision;
- u8 formatted_area[5];
- char intermediate_anchor_string[5];
- u8 intermediate_checksum;
- u16 structure_table_length;
- u32 structure_table_address;
- u16 number_of_structures;
- u8 smbios_bcd_revision;
-} PACKED;
-
-/* This goes at the beginning of every SMBIOS structure. */
-struct smbios_structure_header {
- u8 type;
- u8 length;
- u16 handle;
-} PACKED;
-
-/* SMBIOS type 0 - BIOS Information */
-struct smbios_type_0 {
- struct smbios_structure_header header;
- u8 vendor_str;
- u8 bios_version_str;
- u16 bios_starting_address_segment;
- u8 bios_release_date_str;
- u8 bios_rom_size;
- u8 bios_characteristics[8];
- u8 bios_characteristics_extension_bytes[2];
- u8 system_bios_major_release;
- u8 system_bios_minor_release;
- u8 embedded_controller_major_release;
- u8 embedded_controller_minor_release;
-} PACKED;
-
-/* SMBIOS type 1 - System Information */
-struct smbios_type_1 {
- struct smbios_structure_header header;
- u8 manufacturer_str;
- u8 product_name_str;
- u8 version_str;
- u8 serial_number_str;
- u8 uuid[16];
- u8 wake_up_type;
- u8 sku_number_str;
- u8 family_str;
-} PACKED;
-
-/* SMBIOS type 3 - System Enclosure (v2.3) */
-struct smbios_type_3 {
- struct smbios_structure_header header;
- u8 manufacturer_str;
- u8 type;
- u8 version_str;
- u8 serial_number_str;
- u8 asset_tag_number_str;
- u8 boot_up_state;
- u8 power_supply_state;
- u8 thermal_state;
- u8 security_status;
- u32 oem_defined;
- u8 height;
- u8 number_of_power_cords;
- u8 contained_element_count;
- // contained elements follow
-} PACKED;
-
-/* SMBIOS type 4 - Processor Information (v2.0) */
-struct smbios_type_4 {
- struct smbios_structure_header header;
- u8 socket_designation_str;
- u8 processor_type;
- u8 processor_family;
- u8 processor_manufacturer_str;
- u32 processor_id[2];
- u8 processor_version_str;
- u8 voltage;
- u16 external_clock;
- u16 max_speed;
- u16 current_speed;
- u8 status;
- u8 processor_upgrade;
-} PACKED;
-
-/* SMBIOS type 16 - Physical Memory Array
- * Associated with one type 17 (Memory Device).
- */
-struct smbios_type_16 {
- struct smbios_structure_header header;
- u8 location;
- u8 use;
- u8 error_correction;
- u32 maximum_capacity;
- u16 memory_error_information_handle;
- u16 number_of_memory_devices;
-} PACKED;
-
-/* SMBIOS type 17 - Memory Device
- * Associated with one type 19
- */
-struct smbios_type_17 {
- struct smbios_structure_header header;
- u16 physical_memory_array_handle;
- u16 memory_error_information_handle;
- u16 total_width;
- u16 data_width;
- u16 size;
- u8 form_factor;
- u8 device_set;
- u8 device_locator_str;
- u8 bank_locator_str;
- u8 memory_type;
- u16 type_detail;
-} PACKED;
-
-/* SMBIOS type 19 - Memory Array Mapped Address */
-struct smbios_type_19 {
- struct smbios_structure_header header;
- u32 starting_address;
- u32 ending_address;
- u16 memory_array_handle;
- u8 partition_width;
-} PACKED;
-
-/* SMBIOS type 20 - Memory Device Mapped Address */
-struct smbios_type_20 {
- struct smbios_structure_header header;
- u32 starting_address;
- u32 ending_address;
- u16 memory_device_handle;
- u16 memory_array_mapped_address_handle;
- u8 partition_row_position;
- u8 interleave_position;
- u8 interleaved_data_depth;
-} PACKED;
-
-/* SMBIOS type 32 - System Boot Information */
-struct smbios_type_32 {
- struct smbios_structure_header header;
- u8 reserved[6];
- u8 boot_status;
-} PACKED;
-
-/* SMBIOS type 127 -- End-of-table */
-struct smbios_type_127 {
- struct smbios_structure_header header;
-} PACKED;
-
-
-/****************************************************************
- * smbios init
- ****************************************************************/
-
-static void
-smbios_entry_point_init(void *start,
- u16 max_structure_size,