drivers/isdn/isdn_tty.h

   1 /* $Id: isdn_tty.h,v 1.22 2000/06/21 09:54:29 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 program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2, or (at your option)
  11  * any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21  *
  22  */
  23
  24 #include <linux/config.h>
  25
  26 #define DLE 0x10
  27 #define ETX 0x03
  28 #define DC4 0x14
  29
  30
  31 /*
  32  * Definition of some special Registers of AT-Emulator
  33  */
  34 #define REG_RINGATA   0
  35 #define REG_RINGCNT   1  /* ring counter register */
  36 #define REG_ESC       2
  37 #define REG_CR        3
  38 #define REG_LF        4
  39 #define REG_BS        5
  40
  41 #define REG_WAITC     7
  42
  43 #define REG_RESP     12  /* show response messages register */
  44 #define BIT_RESP      1  /* show response messages bit      */
  45 #define REG_RESPNUM  12  /* show numeric responses register */
  46 #define BIT_RESPNUM   2  /* show numeric responses bit      */
  47 #define REG_ECHO     12
  48 #define BIT_ECHO      4
  49 #define REG_DCD      12
  50 #define BIT_DCD       8
  51 #define REG_CTS      12
  52 #define BIT_CTS      16
  53 #define REG_DTRR     12
  54 #define BIT_DTRR     32
  55 #define REG_DSR      12
  56 #define BIT_DSR      64
  57 #define REG_CPPP     12
  58 #define BIT_CPPP    128
  59
  60 #define REG_DXMT     13
  61 #define BIT_DXMT      1
  62 #define REG_T70      13
  63 #define BIT_T70       2
  64 #define BIT_T70_EXT  32
  65 #define REG_DTRHUP   13
  66 #define BIT_DTRHUP    4
  67 #define REG_RESPXT   13
  68 #define BIT_RESPXT    8
  69 #define REG_CIDONCE  13
  70 #define BIT_CIDONCE  16
  71 #define REG_RUNG     13  /* show RUNG message register      */
  72 #define BIT_RUNG     64  /* show RUNG message bit           */
  73 #define REG_DISPLAY  13
  74 #define BIT_DISPLAY 128
  75
  76 #define REG_L2PROT   14
  77 #define REG_L3PROT   15
  78 #define REG_PSIZE    16
  79 #define REG_WSIZE    17
  80 #define REG_SI1      18
  81 #define REG_SI2      19
  82 #define REG_SI1I     20
  83 #define REG_PLAN     21
  84 #define REG_SCREEN   22
  85
  86 #define REG_CPN      23
  87 #define BIT_CPN       1
  88 #define BIT_CPNFCON   2
  89
  90 /* defines for result codes */
  91 #define RESULT_OK               0
  92 #define RESULT_CONNECT          1
  93 #define RESULT_RING             2
  94 #define RESULT_NO_CARRIER       3
  95 #define RESULT_ERROR            4
  96 #define RESULT_CONNECT64000     5
  97 #define RESULT_NO_DIALTONE      6
  98 #define RESULT_BUSY             7
  99 #define RESULT_NO_ANSWER        8
 100 #define RESULT_RINGING          9
 101 #define RESULT_NO_MSN_EAZ       10
 102 #define RESULT_VCON             11
 103 #define RESULT_RUNG             12
 104
 105 #define TTY_IS_FCLASS1(info) \
 106         ((info->emu.mdmreg[REG_L2PROT] == ISDN_PROTO_L2_FAX) && \
 107          (info->emu.mdmreg[REG_L3PROT] == ISDN_PROTO_L3_FCLASS1))
 108 #define TTY_IS_FCLASS2(info) \
 109         ((info->emu.mdmreg[REG_L2PROT] == ISDN_PROTO_L2_FAX) && \
 110          (info->emu.mdmreg[REG_L3PROT] == ISDN_PROTO_L3_FCLASS2))
 111
 112 extern void isdn_tty_modem_escape(void);
 113 extern void isdn_tty_modem_ring(void);
 114 extern void isdn_tty_carrier_timeout(void);
 115 extern void isdn_tty_modem_xmit(void);
 116 extern int isdn_tty_modem_init(void);
 117 extern void isdn_tty_readmodem(void);
 118 extern int isdn_tty_find_icall(int, int, setup_parm *);
 119 extern void isdn_tty_cleanup_xmit(modem_info *);
 120 extern int isdn_tty_stat_callback(int, isdn_ctrl *);
 121 extern int isdn_tty_rcv_skb(int, int, int, struct sk_buff *);
 122 extern int isdn_tty_capi_facility(capi_msg *cm);
 123 extern void isdn_tty_at_cout(char *, modem_info *);
 124 extern void isdn_tty_modem_hup(modem_info *, int);
 125 #ifdef CONFIG_ISDN_TTY_FAX
 126 extern int isdn_tty_cmd_PLUSF_FAX(char **, modem_info *);
 127 extern int isdn_tty_fax_command(modem_info *, isdn_ctrl *);
 128 extern void isdn_tty_fax_bitorder(modem_info *, struct sk_buff *);
 129 #endif