linux/include/linux/cycx_cfm.h
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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 */
 102
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