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gerrit-public.fairphone.software / kernel / msm / 976ecd12b8144d066a23fe97c6fbfc1ac8470af7 / . / drivers / isdn / i4l / isdn_tty.h
blob: 9f0fa9501f4d40287fbf980c55a8ec0be9b5926f [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
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
104extern void isdn_tty_modem_escape(void);
105extern void isdn_tty_modem_ring(void);
106extern void isdn_tty_carrier_timeout(void);
107extern void isdn_tty_modem_xmit(void);
108extern int isdn_tty_modem_init(void);
109extern void isdn_tty_exit(void);
110extern void isdn_tty_readmodem(void);
111extern int isdn_tty_find_icall(int, int, setup_parm *);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700[diff] [blame]112extern int isdn_tty_stat_callback(int, isdn_ctrl *);
113extern int isdn_tty_rcv_skb(int, int, int, struct sk_buff *);
114extern int isdn_tty_capi_facility(capi_msg *cm);
115extern void isdn_tty_at_cout(char *, modem_info *);
116extern void isdn_tty_modem_hup(modem_info *, int);
117#ifdef CONFIG_ISDN_TTY_FAX
118extern int isdn_tty_cmd_PLUSF_FAX(char **, modem_info *);
119extern int isdn_tty_fax_command(modem_info *, isdn_ctrl *);
120extern void isdn_tty_fax_bitorder(modem_info *, struct sk_buff *);
121#endif