/* * Copyright (c) 2017 Apple Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* * ucode.h * * Interface definitions for the microcode updater interface sysctl */ /* Intel defined microcode format */ struct intel_ucupdate { /* Header information */ uint32_t header_version; uint32_t update_revision; uint32_t date; uint32_t processor_signature; uint32_t checksum; uint32_t loader_revision; uint32_t processor_flags; uint32_t data_size; uint32_t total_size; /* Reserved for future expansion */ uint32_t reserved0; uint32_t reserved1; uint32_t reserved2; /* First word of the update data */ uint32_t data; }; extern int ucode_interface(uint64_t addr); extern void ucode_update_wake_and_apply_cpu_was(void);