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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 | */ |
62 | struct 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 | */ |
86 | struct 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 | |
96 | struct cycx_fw_header { |
97 | unsigned long reset_size; |
98 | unsigned long data_size; |
99 | unsigned long code_size; |
100 | }; |
101 | #endif /* _CYCX_CFM_H */ |
102 |
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