freebsd-dev/usr.sbin/cpucontrol/via.h
Fabien Thomas 96ff3b75d4 Add VIA microde update support to cpuctl(4) and cpucontrol(8).
Support have been tested with X2 CPU and QuadCore CPU.

MFC after:	1 month
2011-12-12 12:30:44 +00:00

64 lines
2.2 KiB
C

/*-
* Copyright (c) 2011 Fabien Thomas <fabient@FreeBSD.org>.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef VIA_H
#define VIA_H
/*
* Prototypes.
*/
ucode_probe_t via_probe;
ucode_update_t via_update;
typedef struct via_fw_header {
uint32_t signature; /* Signature. */
int32_t revision; /* Unique version number. */
uint32_t date; /* Date of creation in BCD. */
uint32_t cpu_signature; /* Extended family, extended
model, type, family, model
and stepping. */
uint32_t checksum; /* Sum of all DWORDS should
be 0. */
uint32_t loader_revision; /* Version of the loader
required to load update. */
uint32_t reserverd1; /* Platform IDs encoded in
the lower 8 bits. */
uint32_t data_size;
uint32_t total_size;
uint8_t reserved2[12];
} via_fw_header_t;
typedef struct via_cpu_signature {
uint32_t cpu_signature;
uint32_t checksum;
} via_cpu_signature_t;
#define VIA_HEADER_SIGNATURE 0x53415252
#define VIA_LOADER_REVISION 0x00000001
#endif /* !VIA_H */