usr.sbin/cpucontrol/intel.h

   1 /*-
   2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
   3  *
   4  * Copyright (c) 2006, 2008 Stanislav Sedov <stas@FreeBSD.org>.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  *
  27  * $FreeBSD$
  28  */
  29
  30 #ifndef INTEL_H
  31 #define INTEL_H
  32
  33 /*
  34  * Prototypes.
  35  */
  36 ucode_probe_t   intel_probe;
  37 ucode_update_t  intel_update;
  38
  39 typedef struct intel_fw_header {
  40         uint32_t        header_version;         /* Version of the header. */
  41         int32_t         revision;               /* Unique version number. */
  42         uint32_t        date;                   /* Date of creation in BCD. */
  43         uint32_t        cpu_signature;          /* Extended family, extended
  44                                                    model, type, family, model
  45                                                    and stepping. */
  46         uint32_t        checksum;               /* Sum of all DWORDS should
  47                                                    be 0. */
  48         uint32_t        loader_revision;        /* Version of the loader
  49                                                    required to load update. */
  50         uint32_t        cpu_flags;              /* Platform IDs encoded in
  51                                                    the lower 8 bits. */
  52         uint32_t        data_size;
  53         uint32_t        total_size;
  54         uint8_t         reserved[12];
  55 } intel_fw_header_t;
  56
  57 typedef struct intel_cpu_signature {
  58         uint32_t        cpu_signature;
  59         uint32_t        cpu_flags;
  60         uint32_t        checksum;
  61 } intel_cpu_signature_t;
  62
  63 typedef struct intel_ext_header {
  64         uint32_t        sig_count;
  65         uint32_t        checksum;
  66         uint8_t         reserved[12];
  67 } intel_ext_header_t;
  68
  69 #define INTEL_HEADER_VERSION    0x00000001
  70 #define INTEL_LOADER_REVISION   0x00000001
  71
  72 #endif /* !INTEL_H */