Add automatic SMBIOS table generation
Change-Id: I0ae16dda8969638a8f70fe1d2e29e992aef3a834
Signed-off-by: Sven Schnelle <svens@stackframe.org>
Reviewed-on: http://review.coreboot.org/152
Tested-by: build bot (Jenkins)
diff --git a/src/include/smbios.h b/src/include/smbios.h
new file mode 100644
index 0000000..f13d621
--- /dev/null
+++ b/src/include/smbios.h
@@ -0,0 +1,197 @@
+#ifndef SMBIOS_H
+#define SMBIOS_H
+
+#include <types.h>
+
+unsigned long smbios_write_tables(unsigned long start);
+int smbios_add_string(char *start, const char *str);
+int smbios_string_table_len(char *start);
+
+#define BIOS_CHARACTERISTICS_PCI_SUPPORTED (1 << 7)
+#define BIOS_CHARACTERISTICS_PC_CARD (1 << 8)
+#define BIOS_CHARACTERISTICS_PNP (1 << 9)
+#define BIOS_CHARACTERISTICS_APM (1 << 10)
+#define BIOS_CHARACTERISTICS_UPGRADEABLE (1 << 11)
+#define BIOS_CHARACTERISTICS_SHADOW (1 << 12)
+#define BIOS_CHARACTERISTICS_BOOT_FROM_CD (1 << 15)
+#define BIOS_CHARACTERISTICS_SELECTABLE_BOOT (1 << 16)
+#define BIOS_CHARACTERISTICS_BIOS_SOCKETED (1 << 17)
+
+#define BIOS_EXT1_CHARACTERISTICS_ACPI (1 << 0)
+#define BIOS_EXT2_CHARACTERISTICS_TARGET (1 << 2)
+
+#define SMBIOS_STATE_SAFE 3
+typedef enum {
+ SMBIOS_BIOS_INFORMATION=0,
+ SMBIOS_SYSTEM_INFORMATION=1,
+ SMBIOS_SYSTEM_ENCLOSURE=3,
+ SMBIOS_PROCESSOR_INFORMATION=4,
+ SMBIOS_CACHE_INFORMATION=7,
+ SMBIOS_SYSTEM_SLOTS=9,
+ SMBIOS_PHYS_MEMORY_ARRAY=16,
+ SMBIOS_MEMORY_DEVICE=17,
+ SMBIOS_MEMORY_ARRAY_MAPPED_ADDRESS=19,
+ SMBIOS_SYSTEM_BOOT_INFORMATION=32,
+ SMBIOS_END_OF_TABLE=127,
+} smbios_struct_type_t;
+
+struct smbios_entry {
+ u8 anchor[4];
+ u8 checksum;
+ u8 length;
+ u8 major_version;
+ u8 minor_version;
+ u16 max_struct_size;
+ u8 entry_point_rev;
+ u8 formwatted_area[5];
+ u8 intermediate_anchor_string[5];
+ u8 intermediate_checksum;
+ u16 struct_table_length;
+ u32 struct_table_address;
+ u16 struct_count;
+ u8 smbios_bcd_revision;
+} __attribute__((packed));
+
+struct smbios_type0 {
+ u8 type;
+ u8 length;
+ u16 handle;
+ u8 vendor;
+ u8 bios_version;
+ u16 bios_start_segment;
+ u8 bios_release_date;
+ u8 bios_rom_size;
+ u64 bios_characteristics;
+ u8 bios_characteristics_ext1;
+ u8 bios_characteristics_ext2;
+ u8 system_bios_major_release;
+ u8 system_bios_minor_release;
+ u8 ec_major_release;
+ u8 ec_minor_release;
+ char eos[2];
+} __attribute__((packed));
+
+struct smbios_type1 {
+ u8 type;
+ u8 length;
+ u16 handle;
+ u8 manufacturer;
+ u8 product_name;
+ u8 version;
+ u8 serial_number;
+ u8 uuid[16];
+ u8 wakeup_type;
+ u8 sku;
+ u8 family;
+ char eos[2];
+} __attribute__((packed));
+
+struct smbios_type3 {
+ u8 type;
+ u8 length;
+ u16 handle;
+ u8 manufacturer;
+ u8 _type;
+ u8 version;
+ u8 serial_number;
+ u8 asset_tag_number;
+ u8 bootup_state;
+ u8 power_supply_state;
+ u8 thermal_state;
+ u8 security_status;
+ u32 oem_defined;
+ u8 height;
+ u8 number_of_power_cords;
+ u8 element_count;
+ u8 element_record_length;
+ char eos[2];
+} __attribute__((packed));
+
+struct smbios_type4 {
+ u8 type;
+ u8 length;
+ u16 handle;
+ u8 socket_designation;
+ u8 processor_type;
+ u8 processor_family;
+ u8 processor_manufacturer;
+ u32 processor_id[2];
+ u8 processor_version;
+ u8 voltage;
+ u16 external_clock;
+ u16 max_speed;
+ u16 current_speed;
+ u8 status;
+ u8 processor_upgrade;
+ u16 l1_cache_handle;
+ u16 l2_cache_handle;
+ u16 l3_cache_handle;
+ u8 serial_number;
+ u8 asset_tag;
+ u8 part_number;
+ u8 core_count;
+ u8 core_enabled;
+ u8 thread_count;
+ u16 processor_characteristics;
+ u16 processor_family2;
+ char eos[2];
+} __attribute__((packed));
+
+struct smbios_type16 {
+ u8 type;
+ u8 length;
+ u16 handle;
+ u8 location;
+ u8 use;
+ u8 memory_error_correction;
+ u32 maximum_capacity;
+ u16 memory_error_information_handle;
+ u16 number_of_memory_devices;
+ u64 extended_maximum_capacity;
+ char eos[2];
+} __attribute__((packed));
+
+struct smbios_type17 {
+ u8 type;
+ u8 length;
+ u16 handle;
+ u16 phys_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;
+ u8 bank_locator;
+ u8 memory_type;
+ u16 type_detail;
+ u16 speed;
+ u8 manufacturer;
+ u8 serial_number;
+ u8 asset_tag;
+ u8 part_number;
+ u8 attributes;
+ u16 extended_size;
+ u16 clock_speed;
+
+ char eos[2];
+} __attribute__((packed));
+
+struct smbios_type32 {
+ u8 type;
+ u8 length;
+ u16 handle;
+ u8 reserved[6];
+ u8 boot_status;
+ u8 eos[2];
+} __attribute__((packed));
+
+struct smbios_type127 {
+ u8 type;
+ u8 length;
+ u16 handle;
+ u8 eos[2];
+} __attribute__((packed));
+
+#endif