LXR linux/drivers/isdn/i4l/isdn

   1/* $Id: isdn_tty.h,v 1.1.2.2 2004/01/12 22:37:19 keil Exp $
   2 *
   3 * header for Linux ISDN subsystem, tty related functions (linklevel).
   4 *
   5 * Copyright 1994-1999  by Fritz Elfert (fritz@isdn4linux.de)
   6 * Copyright 1995,96    by Thinking Objects Software GmbH Wuerzburg
   7 *
   8 * This software may be used and distributed according to the terms
   9 * of the GNU General Public License, incorporated herein by reference.
  10 *
  11 */
  12
  13
  14#define DLE 0x10
  15#define ETX 0x03
  16#define DC4 0x14
  17
  18
  19/*
  20 * Definition of some special Registers of AT-Emulator
  21 */
  22#define REG_RINGATA   0
  23#define REG_RINGCNT   1  /* ring counter register */
  24#define REG_ESC       2
  25#define REG_CR        3
  26#define REG_LF        4
  27#define REG_BS        5
  28
  29#define REG_WAITC     7
  30
  31#define REG_RESP     12  /* show response messages register */
  32#define BIT_RESP      1  /* show response messages bit      */
  33#define REG_RESPNUM  12  /* show numeric responses register */
  34#define BIT_RESPNUM   2  /* show numeric responses bit      */
  35#define REG_ECHO     12
  36#define BIT_ECHO      4
  37#define REG_DCD      12
  38#define BIT_DCD       8
  39#define REG_CTS      12
  40#define BIT_CTS      16
  41#define REG_DTRR     12
  42#define BIT_DTRR     32
  43#define REG_DSR      12
  44#define BIT_DSR      64
  45#define REG_CPPP     12
  46#define BIT_CPPP    128
  47
  48#define REG_DXMT     13
  49#define BIT_DXMT      1
  50#define REG_T70      13
  51#define BIT_T70       2
  52#define BIT_T70_EXT  32
  53#define REG_DTRHUP   13
  54#define BIT_DTRHUP    4
  55#define REG_RESPXT   13
  56#define BIT_RESPXT    8
  57#define REG_CIDONCE  13
  58#define BIT_CIDONCE  16
  59#define REG_RUNG     13  /* show RUNG message register      */
  60#define BIT_RUNG     64  /* show RUNG message bit           */
  61#define REG_DISPLAY  13
  62#define BIT_DISPLAY 128
  63
  64#define REG_L2PROT   14
  65#define REG_L3PROT   15
  66#define REG_PSIZE    16
  67#define REG_WSIZE    17
  68#define REG_SI1      18
  69#define REG_SI2      19
  70#define REG_SI1I     20
  71#define REG_PLAN     21
  72#define REG_SCREEN   22
  73
  74#define REG_CPN      23
  75#define BIT_CPN       1
  76#define REG_CPNFCON  23
  77#define BIT_CPNFCON   2
  78#define REG_CDN      23
  79#define BIT_CDN       4
  80
  81/* defines for result codes */
  82#define RESULT_OK               0
  83#define RESULT_CONNECT          1
  84#define RESULT_RING             2
  85#define RESULT_NO_CARRIER       3
  86#define RESULT_ERROR            4
  87#define RESULT_CONNECT64000     5
  88#define RESULT_NO_DIALTONE      6
  89#define RESULT_BUSY             7
  90#define RESULT_NO_ANSWER        8
  91#define RESULT_RINGING          9
  92#define RESULT_NO_MSN_EAZ       10
  93#define RESULT_VCON             11
  94#define RESULT_RUNG             12
  95
  96#define TTY_IS_FCLASS1(info) \
  97        ((info->emu.mdmreg[REG_L2PROT] == ISDN_PROTO_L2_FAX) && \
  98         (info->emu.mdmreg[REG_L3PROT] == ISDN_PROTO_L3_FCLASS1))
  99#define TTY_IS_FCLASS2(info) \
 100        ((info->emu.mdmreg[REG_L2PROT] == ISDN_PROTO_L2_FAX) && \
 101         (info->emu.mdmreg[REG_L3PROT] == ISDN_PROTO_L3_FCLASS2))
 102
 103extern void isdn_tty_modem_escape(void);
 104extern void isdn_tty_modem_ring(void);
 105extern void isdn_tty_carrier_timeout(void);
 106extern void isdn_tty_modem_xmit(void);
 107extern int  isdn_tty_modem_init(void);
 108extern void isdn_tty_exit(void);
 109extern void isdn_tty_readmodem(void);
 110extern int  isdn_tty_find_icall(int, int, setup_parm *);
 111extern int  isdn_tty_stat_callback(int, isdn_ctrl *);
 112extern int  isdn_tty_rcv_skb(int, int, int, struct sk_buff *);
 113extern int  isdn_tty_capi_facility(capi_msg *cm); 
 114extern void isdn_tty_at_cout(char *, modem_info *);
 115extern void isdn_tty_modem_hup(modem_info *, int);
 116#ifdef CONFIG_ISDN_TTY_FAX
 117extern int  isdn_tty_cmd_PLUSF_FAX(char **, modem_info *);
 118extern int  isdn_tty_fax_command(modem_info *, isdn_ctrl *);
 119extern void isdn_tty_fax_bitorder(modem_info *, struct sk_buff *);
 120#endif
 121