drivers/isdn/i4l/isdn_tty.h

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