usr.sbin/cpucontrol/via.h

   1 /*-
   2  * Copyright (c) 2011 Fabien Thomas <fabient@FreeBSD.org>.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  17  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  18  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  19  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  20  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  21  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  *
  25  * $FreeBSD: release/10.0.0/usr.sbin/cpucontrol/via.h 228436 2011-12-12 12:30:44Z fabient $
  26  */
  27
  28 #ifndef VIA_H
  29 #define VIA_H
  30
  31 /*
  32  * Prototypes.
  33  */
  34 ucode_probe_t   via_probe;
  35 ucode_update_t  via_update;
  36
  37 typedef struct via_fw_header {
  38         uint32_t        signature;              /* Signature. */
  39         int32_t         revision;               /* Unique version number. */
  40         uint32_t        date;                   /* Date of creation in BCD. */
  41         uint32_t        cpu_signature;          /* Extended family, extended
  42                                                    model, type, family, model
  43                                                    and stepping. */
  44         uint32_t        checksum;               /* Sum of all DWORDS should
  45                                                    be 0. */
  46         uint32_t        loader_revision;        /* Version of the loader
  47                                                    required to load update. */
  48         uint32_t        reserverd1;             /* Platform IDs encoded in
  49                                                    the lower 8 bits. */
  50         uint32_t        data_size;
  51         uint32_t        total_size;
  52         uint8_t         reserved2[12];
  53 } via_fw_header_t;
  54
  55 typedef struct via_cpu_signature {
  56         uint32_t        cpu_signature;
  57         uint32_t        checksum;
  58 } via_cpu_signature_t;
  59
  60 #define VIA_HEADER_SIGNATURE    0x53415252
  61 #define VIA_LOADER_REVISION     0x00000001
  62
  63 #endif /* !VIA_H */