/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/* $Id: isdnif.h,v 1.43.2.2 2004/01/12 23:08:35 keil Exp $
*
* Linux ISDN subsystem
* Definition of the interface between the subsystem and its low-level drivers.
*
* Copyright 1994,95,96 by Fritz Elfert ([email protected])
* Copyright 1995,96 Thinking Objects Software GmbH Wuerzburg
*
* This software may be used and distributed according to the terms
* of the GNU General Public License, incorporated herein by reference.
*
*/
#ifndef __ISDNIF_H__
#define __ISDNIF_H__
/*
* Values for general protocol-selection
*/
#define ISDN_PTYPE_UNKNOWN 0 /* Protocol undefined */
#define ISDN_PTYPE_1TR6 1 /* german 1TR6-protocol */
#define ISDN_PTYPE_EURO 2 /* EDSS1-protocol */
#define ISDN_PTYPE_LEASED 3 /* for leased lines */
#define ISDN_PTYPE_NI1 4 /* US NI-1 protocol */
#define ISDN_PTYPE_MAX 7 /* Max. 8 Protocols */
/*
* Values for Layer-2-protocol-selection
*/
#define ISDN_PROTO_L2_X75I 0 /* X75/LAPB with I-Frames */
#define ISDN_PROTO_L2_X75UI 1 /* X75/LAPB with UI-Frames */
#define ISDN_PROTO_L2_X75BUI 2 /* X75/LAPB with UI-Frames */
#define ISDN_PROTO_L2_HDLC 3 /* HDLC */
#define ISDN_PROTO_L2_TRANS 4 /* Transparent (Voice) */
#define ISDN_PROTO_L2_X25DTE 5 /* X25/LAPB DTE mode */
#define ISDN_PROTO_L2_X25DCE 6 /* X25/LAPB DCE mode */
#define ISDN_PROTO_L2_V11096 7 /* V.110 bitrate adaption 9600 Baud */
#define ISDN_PROTO_L2_V11019 8 /* V.110 bitrate adaption 19200 Baud */
#define ISDN_PROTO_L2_V11038 9 /* V.110 bitrate adaption 38400 Baud */
#define ISDN_PROTO_L2_MODEM 10 /* Analog Modem on Board */
#define ISDN_PROTO_L2_FAX 11 /* Fax Group 2/3 */
#define ISDN_PROTO_L2_HDLC_56K 12 /* HDLC 56k */
#define ISDN_PROTO_L2_MAX 15 /* Max. 16 Protocols */
/*
* Values for Layer-3-protocol-selection
*/
#define ISDN_PROTO_L3_TRANS 0 /* Transparent */
#define ISDN_PROTO_L3_TRANSDSP 1 /* Transparent with DSP */
#define ISDN_PROTO_L3_FCLASS2 2 /* Fax Group 2/3 CLASS 2 */
#define ISDN_PROTO_L3_FCLASS1 3 /* Fax Group 2/3 CLASS 1 */
#define ISDN_PROTO_L3_MAX 7 /* Max. 8 Protocols */
#endif /* __ISDNIF_H__ */