83 lines
2.7 KiB
C
83 lines
2.7 KiB
C
/*
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* cycx_cfm.h Cyclom 2X WAN Link Driver.
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* Definitions for the Cyclom 2X Firmware Module (CFM).
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*
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* Author: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
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*
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* Copyright: (c) 1998-2000 Arnaldo Carvalho de Melo
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*
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* Based on sdlasfm.h by Gene Kozin <74604.152@compuserve.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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* ============================================================================
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* 1998/08/08 acme Initial version.
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*/
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#ifndef _CYCX_CFM_H
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#define _CYCX_CFM_H
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/* Defines */
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#define CFM_VERSION 2
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#define CFM_SIGNATURE "CFM - Cyclades CYCX Firmware Module"
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/* min/max */
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#define CFM_IMAGE_SIZE 0x20000 /* max size of CYCX code image file */
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#define CFM_DESCR_LEN 256 /* max length of description string */
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#define CFM_MAX_CYCX 1 /* max number of compatible adapters */
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#define CFM_LOAD_BUFSZ 0x400 /* buffer size for reset code (buffer_load) */
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/* Firmware Commands */
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#define GEN_POWER_ON 0x1280
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#define GEN_SET_SEG 0x1401 /* boot segment setting. */
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#define GEN_BOOT_DAT 0x1402 /* boot data. */
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#define GEN_START 0x1403 /* board start. */
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#define GEN_DEFPAR 0x1404 /* buffer length for boot. */
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/* Adapter Types */
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#define CYCX_2X 2
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/* for now only the 2X is supported, no plans to support 8X or 16X */
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#define CYCX_8X 8
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#define CYCX_16X 16
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#define CFID_X25_2X 5200
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/* Data Types */
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typedef struct cfm_info /* firmware module information */
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{
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unsigned short codeid; /* firmware ID */
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unsigned short version; /* firmware version number */
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unsigned short adapter[CFM_MAX_CYCX]; /* compatible adapter types */
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unsigned long memsize; /* minimum memory size */
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unsigned short reserved[2]; /* reserved */
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unsigned short startoffs; /* entry point offset */
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unsigned short winoffs; /* dual-port memory window offset */
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unsigned short codeoffs; /* code load offset */
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unsigned long codesize; /* code size */
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unsigned short dataoffs; /* configuration data load offset */
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unsigned long datasize; /* configuration data size */
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} cfm_info_t;
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typedef struct cfm /* CYCX firmware file structure */
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{
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char signature[80]; /* CFM file signature */
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unsigned short version; /* file format version */
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unsigned short checksum; /* info + image */
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unsigned short reserved[6]; /* reserved */
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char descr[CFM_DESCR_LEN]; /* description string */
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cfm_info_t info; /* firmware module info */
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unsigned char image[1]; /* code image (variable size) */
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} cfm_t;
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typedef struct cycx_header_s {
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unsigned long reset_size;
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unsigned long data_size;
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unsigned long code_size;
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} cycx_header_t;
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#endif /* _CYCX_CFM_H */
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