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1/*
2* cycx_cfm.h Cyclom 2X WAN Link Driver.
3* Definitions for the Cyclom 2X Firmware Module (CFM).
4*
5* Author: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
6*
7* Copyright: (c) 1998-2003 Arnaldo Carvalho de Melo
8*
9* Based on sdlasfm.h by Gene Kozin <74604.152@compuserve.com>
10*
11* This program is free software; you can redistribute it and/or
12* modify it under the terms of the GNU General Public License
13* as published by the Free Software Foundation; either version
14* 2 of the License, or (at your option) any later version.
15* ============================================================================
16* 1998/08/08 acme Initial version.
17*/
18#ifndef _CYCX_CFM_H
19#define _CYCX_CFM_H
20
21/* Defines */
22
23#define CFM_VERSION 2
24#define CFM_SIGNATURE "CFM - Cyclades CYCX Firmware Module"
25
26/* min/max */
27#define CFM_IMAGE_SIZE 0x20000 /* max size of CYCX code image file */
28#define CFM_DESCR_LEN 256 /* max length of description string */
29#define CFM_MAX_CYCX 1 /* max number of compatible adapters */
30#define CFM_LOAD_BUFSZ 0x400 /* buffer size for reset code (buffer_load) */
31
32/* Firmware Commands */
33#define GEN_POWER_ON 0x1280
34
35#define GEN_SET_SEG 0x1401 /* boot segment setting. */
36#define GEN_BOOT_DAT 0x1402 /* boot data. */
37#define GEN_START 0x1403 /* board start. */
38#define GEN_DEFPAR 0x1404 /* buffer length for boot. */
39
40/* Adapter Types */
41#define CYCX_2X 2
42/* for now only the 2X is supported, no plans to support 8X or 16X */
43#define CYCX_8X 8
44#define CYCX_16X 16
45
46#define CFID_X25_2X 5200
47
48/**
49 * struct cycx_fw_info - firmware module information.
50 * @codeid - firmware ID
51 * @version - firmware version number
52 * @adapter - compatible adapter types
53 * @memsize - minimum memory size
54 * @reserved - reserved
55 * @startoffs - entry point offset
56 * @winoffs - dual-port memory window offset
57 * @codeoffs - code load offset
58 * @codesize - code size
59 * @dataoffs - configuration data load offset
60 * @datasize - configuration data size
61 */
62struct cycx_fw_info {
63 unsigned short codeid;
64 unsigned short version;
65 unsigned short adapter[CFM_MAX_CYCX];
66 unsigned long memsize;
67 unsigned short reserved[2];
68 unsigned short startoffs;
69 unsigned short winoffs;
70 unsigned short codeoffs;
71 unsigned long codesize;
72 unsigned short dataoffs;
73 unsigned long datasize;
74};
75
76/**
77 * struct cycx_firmware - CYCX firmware file structure
78 * @signature - CFM file signature
79 * @version - file format version
80 * @checksum - info + image
81 * @reserved - reserved
82 * @descr - description string
83 * @info - firmware module info
84 * @image - code image (variable size)
85 */
86struct cycx_firmware {
87 char signature[80];
88 unsigned short version;
89 unsigned short checksum;
90 unsigned short reserved[6];
91 char descr[CFM_DESCR_LEN];
92 struct cycx_fw_info info;
93 unsigned char image[0];
94};
95
96struct cycx_fw_header {
97 unsigned long reset_size;
98 unsigned long data_size;
99 unsigned long code_size;
100};
101#endif /* _CYCX_CFM_H */