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/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
/*
* cycx_cfm.h Cyclom 2X WAN Link Driver.
* Definitions for the Cyclom 2X Firmware Module (CFM).
*
* Author: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
*
* Copyright: (c) 1998-2003 Arnaldo Carvalho de Melo
*
* Based on sdlasfm.h by Gene Kozin <74604.152@compuserve.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
* ============================================================================
* 1998/08/08 acme Initial version.
*/
#ifndef _CYCX_CFM_H
#define _CYCX_CFM_H
/* Defines */
#define CFM_VERSION 2
#define CFM_SIGNATURE "CFM - Cyclades CYCX Firmware Module"
/* min/max */
#define CFM_IMAGE_SIZE 0x20000 /* max size of CYCX code image file */
#define CFM_DESCR_LEN 256 /* max length of description string */
#define CFM_MAX_CYCX 1 /* max number of compatible adapters */
#define CFM_LOAD_BUFSZ 0x400 /* buffer size for reset code (buffer_load) */
/* Firmware Commands */
#define GEN_POWER_ON 0x1280
#define GEN_SET_SEG 0x1401 /* boot segment setting. */
#define GEN_BOOT_DAT 0x1402 /* boot data. */
#define GEN_START 0x1403 /* board start. */
#define GEN_DEFPAR 0x1404 /* buffer length for boot. */
/* Adapter Types */
#define CYCX_2X 2
/* for now only the 2X is supported, no plans to support 8X or 16X */
#define CYCX_8X 8
#define CYCX_16X 16
#define CFID_X25_2X 5200
/**
* struct cycx_fw_info - firmware module information.
* @codeid - firmware ID
* @version - firmware version number
* @adapter - compatible adapter types
* @memsize - minimum memory size
* @reserved - reserved
* @startoffs - entry point offset
* @winoffs - dual-port memory window offset
* @codeoffs - code load offset
* @codesize - code size
* @dataoffs - configuration data load offset
* @datasize - configuration data size
*/
struct cycx_fw_info {
unsigned short codeid;
unsigned short version;
unsigned short adapter[CFM_MAX_CYCX];
unsigned long memsize;
unsigned short reserved[2];
unsigned short startoffs;
unsigned short winoffs;
unsigned short codeoffs;
unsigned long codesize;
unsigned short dataoffs;
unsigned long datasize;
};
/**
* struct cycx_firmware - CYCX firmware file structure
* @signature - CFM file signature
* @version - file format version
* @checksum - info + image
* @reserved - reserved
* @descr - description string
* @info - firmware module info
* @image - code image (variable size)
*/
struct cycx_firmware {
char signature[80];
unsigned short version;
unsigned short checksum;
unsigned short reserved[6];
char descr[CFM_DESCR_LEN];
struct cycx_fw_info info;
unsigned char image[0];
};
struct cycx_fw_header {
unsigned long reset_size;
unsigned long data_size;
unsigned long code_size;
};
#endif /* _CYCX_CFM_H */
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