1/* 2 * ucode.h 3 * 4 * Interface definitions for the microcode updater interface sysctl 5 */ 6 7/* Intel defined microcode format */ 8struct intel_ucupdate { 9 /* Header information */ 10 uint32_t header_version; 11 uint32_t update_revision; 12 uint32_t date; 13 uint32_t processor_signature; 14 uint32_t checksum; 15 uint32_t loader_revision; 16 uint32_t processor_flags; 17 uint32_t data_size; 18 uint32_t total_size; 19 20 /* Reserved for future expansion */ 21 uint32_t reserved0; 22 uint32_t reserved1; 23 uint32_t reserved2; 24 25 /* First word of the update data */ 26 uint32_t data; 27}; 28 29extern int ucode_interface(uint64_t addr); 30extern void ucode_update_wake(void); 31