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gerrit-public.fairphone.software / kernel / msm / d23894402b33338c51f1863d7f866fdc6f073a02 / . / drivers / isdn / i4l / isdn_tty.h
blob: 692c74d6b74964fb4a9f35464f2795411bb50a42 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]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
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]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 *);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]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