path: root/drivers/telephony/ixj.h

/******************************************************************************
 *    ixj.h
 *
 *
 * Device Driver for Quicknet Technologies, Inc.'s Telephony cards
 * including the Internet PhoneJACK, Internet PhoneJACK Lite,
 * Internet PhoneJACK PCI, Internet LineJACK, Internet PhoneCARD and
 * SmartCABLE
 *
 *    (c) Copyright 1999-2001  Quicknet Technologies, Inc.
 *
 *    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.
 *
 * Author:          Ed Okerson, <eokerson@quicknet.net>
 *    
 * Contributors:    Greg Herlein, <gherlein@quicknet.net>
 *                  David W. Erhart, <derhart@quicknet.net>
 *                  John Sellers, <jsellers@quicknet.net>
 *                  Mike Preston, <mpreston@quicknet.net>
 *
 * More information about the hardware related to this driver can be found
 * at our website:    http://www.quicknet.net
 *
 * Fixes:
 *
 * IN NO EVENT SHALL QUICKNET TECHNOLOGIES, INC. BE LIABLE TO ANY PARTY FOR
 * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
 * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF QUICKNET
 * TECHNOLOGIES, INC.HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * QUICKNET TECHNOLOGIES, INC. SPECIFICALLY DISCLAIMS ANY WARRANTIES,
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
 * ON AN "AS IS" BASIS, AND QUICKNET TECHNOLOGIES, INC. HAS NO OBLIGATION 
 * TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
 *
 *****************************************************************************/
#define IXJ_VERSION 3031

#include <linux/types.h>

#include <linux/ixjuser.h>
#include <linux/phonedev.h>

typedef __u16 WORD;
typedef __u32 DWORD;
typedef __u8 BYTE;
typedef __u8 BOOL;

#ifndef IXJMAX
#define IXJMAX 16
#endif

#define TRUE 1
#define FALSE 0

/******************************************************************************
*
*  This structure when unioned with the structures below makes simple byte
*  access to the registers easier.
*
******************************************************************************/
typedef struct {
	unsigned char low;
	unsigned char high;
} BYTES;

typedef union {
        BYTES bytes;
        short word;
} IXJ_WORD;

typedef struct{
	unsigned int b0:1;
	unsigned int b1:1;
	unsigned int b2:1;
	unsigned int b3:1;
	unsigned int b4:1;
	unsigned int b5:1;
	unsigned int b6:1;
	unsigned int b7:1;
} IXJ_CBITS;

typedef union{
	IXJ_CBITS cbits;
	  char  cbyte;
} IXJ_CBYTE;

/******************************************************************************
*
*  This structure represents the Hardware Control Register of the CT8020/8021
*  The CT8020 is used in the Internet PhoneJACK, and the 8021 in the
*  Internet LineJACK
*
******************************************************************************/
typedef struct {
	unsigned int rxrdy:1;
	unsigned int txrdy:1;
	unsigned int status:1;
	unsigned int auxstatus:1;
	unsigned int rxdma:1;
	unsigned int txdma:1;
	unsigned int rxburst:1;
	unsigned int txburst:1;
	unsigned int dmadir:1;
	unsigned int cont:1;
	unsigned int<