1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2011 Fabien Thomas <fabient@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 VIA_H 31 #define VIA_H 32 33 /* 34 * Prototypes. 35 */ 36 ucode_probe_t via_probe; 37 ucode_update_t via_update; 38 39 typedef struct via_fw_header { 40 uint32_t signature; /* Signature. */ 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 reserverd1; /* Platform IDs encoded in 51 the lower 8 bits. */ 52 uint32_t data_size; 53 uint32_t total_size; 54 uint8_t reserved2[12]; 55 } via_fw_header_t; 56 57 typedef struct via_cpu_signature { 58 uint32_t cpu_signature; 59 uint32_t checksum; 60 } via_cpu_signature_t; 61 62 #define VIA_HEADER_SIGNATURE 0x53415252 63 #define VIA_LOADER_REVISION 0x00000001 64 65 #endif /* !VIA_H */ 66