xref: /f-stack/freebsd/i386/include/cserial.h (revision 22ce4aff)
1 /*-
2  * Ioctl interface to Cronyx serial drivers.
3  *
4  * Copyright (C) 1997-2002 Cronyx Engineering.
5  * Author: Serge Vakulenko, <[email protected]>
6  *
7  * Copyright (C) 2001-2005 Cronyx Engineering.
8  * Author: Roman Kurakin, <[email protected]>
9  *
10  * Copyright (C) 2004-2005 Cronyx Engineering.
11  * Author: Leo Yuriev, <[email protected]>
12  *
13  * This software is distributed with NO WARRANTIES, not even the implied
14  * warranties for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
15  *
16  * Authors grant any other persons or organisations permission to use
17  * or modify this software as long as this message is kept with the software,
18  * all derivative works or modified versions.
19  *
20  * Cronyx Id: cserial.h,v 1.4.2.2 2005/11/09 13:01:35 rik Exp $
21  * $FreeBSD$
22  */
23 
24 /*
25  * General channel statistics.
26  */
27 struct serial_statistics {
28 	unsigned long rintr;		/* receive interrupts */
29 	unsigned long tintr;		/* transmit interrupts */
30 	unsigned long mintr;		/* modem interrupts */
31 	unsigned long ibytes;		/* input bytes */
32 	unsigned long ipkts;		/* input packets */
33 	unsigned long ierrs;		/* input errors */
34 	unsigned long obytes;		/* output bytes */
35 	unsigned long opkts;		/* output packets */
36 	unsigned long oerrs;		/* output errors */
37 };
38 
39 /*
40  * Statistics for E1/G703 channels.
41  */
42 struct e1_counters {
43 	unsigned long bpv;		/* bipolar violations */
44 	unsigned long fse;		/* frame sync errors */
45 	unsigned long crce;		/* CRC errors */
46 	unsigned long rcrce;		/* remote CRC errors (E-bit) */
47 	unsigned long uas;		/* unavailable seconds */
48 	unsigned long les;		/* line errored seconds */
49 	unsigned long es;		/* errored seconds */
50 	unsigned long bes;		/* bursty errored seconds */
51 	unsigned long ses;		/* severely errored seconds */
52 	unsigned long oofs;		/* out of frame seconds */
53 	unsigned long css;		/* controlled slip seconds */
54 	unsigned long dm;		/* degraded minutes */
55 };
56 
57 struct e1_statistics {
58 	unsigned long status;		/* line status bit mask */
59 	unsigned long cursec;		/* seconds in current interval */
60 	unsigned long totsec;		/* total seconds elapsed */
61 	struct e1_counters currnt;	/* current 15-min interval data */
62 	struct e1_counters total;	/* total statistics data */
63 	struct e1_counters interval [48]; /* 12 hour period data */
64 };
65 
66 struct e3_statistics {
67 	unsigned long status;
68 	unsigned long cursec;
69 	unsigned long totsec;
70 	unsigned long ccv;
71 	unsigned long tcv;
72 	unsigned long icv[48];
73 };
74 
75 #define M_ASYNC         0		/* asynchronous mode */
76 #define M_HDLC          1		/* bit-sync mode (HDLC) */
77 #define M_G703          2
78 #define M_E1            3
79 
80 /*
81  * Receive error codes.
82  */
83 #define ER_FRAMING	1		/* framing error */
84 #define ER_CHECKSUM	2		/* parity/CRC error */
85 #define ER_BREAK	3		/* break state */
86 #define ER_OVERFLOW	4		/* receive buffer overflow */
87 #define ER_OVERRUN	5		/* receive fifo overrun */
88 #define ER_UNDERRUN	6		/* transmit fifo underrun */
89 #define ER_SCC_FRAMING	7		/* subchannel framing error */
90 #define ER_SCC_OVERFLOW	8		/* subchannel receive buffer overflow */
91 #define ER_SCC_OVERRUN	9		/* subchannel receiver overrun */
92 #define ER_SCC_UNDERRUN	10		/* subchannel transmitter underrun */
93 #define ER_BUS		11		/* system bus is too busy (e.g PCI) */
94 
95 /*
96  * E1 channel status.
97  */
98 #define E1_NOALARM	0x0001          /* no alarm present */
99 #define E1_FARLOF	0x0002          /* receiving far loss of framing */
100 #define E1_CRC4E	0x0004		/* crc4 errors */
101 #define E1_AIS		0x0008          /* receiving all ones */
102 #define E1_LOF		0x0020          /* loss of framing */
103 #define E1_LOS		0x0040          /* loss of signal */
104 #define E1_AIS16	0x0100          /* receiving all ones in timeslot 16 */
105 #define E1_FARLOMF	0x0200          /* receiving alarm in timeslot 16 */
106 #define E1_LOMF		0x0400          /* loss of multiframe sync */
107 #define E1_TSTREQ	0x0800          /* test code detected */
108 #define E1_TSTERR	0x1000          /* test error */
109 
110 #define E3_LOS		0x00000002	/* Lost of synchronization */
111 #define E3_TXE		0x00000004	/* Transmit error */
112 
113 /*
114  * Query the mask of all registered channels, max 128.
115  */
116 #define SERIAL_GETREGISTERED	_IOR ('x', 0, char[16])
117 
118 /*
119  * Attach/detach the protocol to the channel.
120  * The protocol is given by its name, char[8].
121  * For example "async", "hdlc", "cisco", "fr", "ppp".
122  */
123 #define SERIAL_GETPROTO		_IOR ('x', 1, char [8])
124 #define SERIAL_SETPROTO		_IOW ('x', 1, char [8])
125 
126 /*
127  * Query/set the hardware mode for the channel.
128  */
129 #define SERIAL_GETMODE		_IOR ('x', 2, int)
130 #define SERIAL_SETMODE		_IOW ('x', 2, int)
131 
132 #define SERIAL_ASYNC		1
133 #define SERIAL_HDLC		2
134 #define SERIAL_RAW		3
135 
136 /*
137  * Get/clear the channel statistics.
138  */
139 #define SERIAL_GETSTAT		_IOR ('x', 3, struct serial_statistics)
140 #define SERIAL_GETESTAT		_IOR ('x', 3, struct e1_statistics)
141 #define SERIAL_GETE3STAT	_IOR ('x', 3, struct e3_statistics)
142 #define SERIAL_CLRSTAT		_IO  ('x', 3)
143 
144 /*
145  * Query/set the synchronization mode and baud rate.
146  * If baud==0 then the external clock is used.
147  */
148 #define SERIAL_GETBAUD		_IOR ('x', 4, long)
149 #define SERIAL_SETBAUD		_IOW ('x', 4, long)
150 
151 /*
152  * Query/set the internal loopback mode,
153  * useful for debugging purposes.
154  */
155 #define SERIAL_GETLOOP		_IOR ('x', 5, int)
156 #define SERIAL_SETLOOP		_IOW ('x', 5, int)
157 
158 /*
159  * Query/set the DPLL mode, commonly used with NRZI
160  * for channels lacking synchro signals.
161  */
162 #define SERIAL_GETDPLL		_IOR ('x', 6, int)
163 #define SERIAL_SETDPLL		_IOW ('x', 6, int)
164 
165 /*
166  * Query/set the NRZI encoding (default is NRZ).
167  */
168 #define SERIAL_GETNRZI		_IOR ('x', 7, int)
169 #define SERIAL_SETNRZI		_IOW ('x', 7, int)
170 
171 /*
172  * Invert receive and transmit clock.
173  */
174 #define SERIAL_GETINVCLK	_IOR ('x', 8, int)
175 #define SERIAL_SETINVCLK	_IOW ('x', 8, int)
176 
177 /*
178  * Query/set the E1/G703 synchronization mode.
179  */
180 #define SERIAL_GETCLK		_IOR ('x', 9, int)
181 #define SERIAL_SETCLK		_IOW ('x', 9, int)
182 
183 #define E1CLK_RECOVERY		-1
184 #define E1CLK_INTERNAL		0
185 #define E1CLK_RECEIVE		1
186 #define E1CLK_RECEIVE_CHAN0	2
187 #define E1CLK_RECEIVE_CHAN1	3
188 #define E1CLK_RECEIVE_CHAN2	4
189 #define E1CLK_RECEIVE_CHAN3	5
190 
191 /*
192  * Query/set the E1 timeslot mask.
193  */
194 #define SERIAL_GETTIMESLOTS	_IOR ('x', 10, long)
195 #define SERIAL_SETTIMESLOTS	_IOW ('x', 10, long)
196 
197 /*
198  * Query/set the E1 subchannel timeslot mask.
199  */
200 #define SERIAL_GETSUBCHAN	_IOR ('x', 11, long)
201 #define SERIAL_SETSUBCHAN	_IOW ('x', 11, long)
202 
203 /*
204  * Query/set the high input sensitivity mode (E1).
205  */
206 #define SERIAL_GETHIGAIN	_IOR ('x', 12, int)
207 #define SERIAL_SETHIGAIN	_IOW ('x', 12, int)
208 
209 /*
210  * Query the input signal level in santibells.
211  */
212 #define SERIAL_GETLEVEL		_IOR ('x', 13, int)
213 
214 /*
215  * Get the channel name.
216  */
217 #define SERIAL_GETNAME		_IOR ('x', 14, char [32])
218 
219 /*
220  * Get version string.
221  */
222 #define SERIAL_GETVERSIONSTRING _IOR ('x', 15, char [256])
223 
224 /*
225  * Query/set master channel.
226  */
227 #define SERIAL_GETMASTER	_IOR ('x', 16, char [16])
228 #define SERIAL_SETMASTER 	_IOW ('x', 16, char [16])
229 
230 /*
231  * Query/set keepalive.
232  */
233 #define SERIAL_GETKEEPALIVE 	_IOR ('x', 17, int)
234 #define SERIAL_SETKEEPALIVE 	_IOW ('x', 17, int)
235 
236 /*
237  * Query/set E1 configuration.
238  */
239 #define SERIAL_GETCFG		_IOR ('x', 18, char)
240 #define SERIAL_SETCFG		_IOW ('x', 18, char)
241 
242 /*
243  * Query/set debug.
244  */
245 #define SERIAL_GETDEBUG		_IOR ('x', 19, int)
246 #define SERIAL_SETDEBUG		_IOW ('x', 19, int)
247 
248 /*
249  * Query/set phony mode (E1).
250  */
251 #define SERIAL_GETPHONY		_IOR ('x', 20, int)
252 #define SERIAL_SETPHONY		_IOW ('x', 20, int)
253 
254 /*
255  * Query/set timeslot 16 usage mode (E1).
256  */
257 #define SERIAL_GETUSE16		_IOR ('x', 21, int)
258 #define SERIAL_SETUSE16		_IOW ('x', 21, int)
259 
260 /*
261  * Query/set crc4 mode (E1).
262  */
263 #define SERIAL_GETCRC4		_IOR ('x', 22, int)
264 #define SERIAL_SETCRC4		_IOW ('x', 22, int)
265 
266 /*
267  * Query/set the timeout to recover after transmit interrupt loss.
268  * If timo==0 recover will be disabled.
269  */
270 #define SERIAL_GETTIMO		_IOR ('x', 23, long)
271 #define SERIAL_SETTIMO		_IOW ('x', 23, long)
272 
273 /*
274  * Query/set port type for old models of Sigma
275  * -1 Fixed or cable select
276  * 0  RS-232
277  * 1  V35
278  * 2  RS-449
279  * 3  E1	(only for Windows 2000)
280  * 4  G.703	(only for Windows 2000)
281  * 5  DATA	(only for Windows 2000)
282  * 6  E3	(only for Windows 2000)
283  * 7  T3	(only for Windows 2000)
284  * 8  STS1	(only for Windows 2000)
285  */
286 #define SERIAL_GETPORT		_IOR ('x', 25, int)
287 #define SERIAL_SETPORT		_IOW ('x', 25, int)
288 
289 /*
290  * Add the virtual channel DLCI (Frame Relay).
291  */
292 #define SERIAL_ADDDLCI		_IOW ('x', 26, int)
293 
294 /*
295  * Invert receive clock.
296  */
297 #define SERIAL_GETINVRCLK	_IOR ('x', 27, int)
298 #define SERIAL_SETINVRCLK	_IOW ('x', 27, int)
299 
300 /*
301  * Invert transmit clock.
302  */
303 #define SERIAL_GETINVTCLK	_IOR ('x', 28, int)
304 #define SERIAL_SETINVTCLK	_IOW ('x', 28, int)
305 
306 /*
307  * Unframed E1 mode.
308  */
309 #define SERIAL_GETUNFRAM	_IOR ('x', 29, int)
310 #define SERIAL_SETUNFRAM	_IOW ('x', 29, int)
311 
312 /*
313  * E1 monitoring mode.
314  */
315 #define SERIAL_GETMONITOR	_IOR ('x', 30, int)
316 #define SERIAL_SETMONITOR	_IOW ('x', 30, int)
317 
318 /*
319  * Interrupt number.
320  */
321 #define SERIAL_GETIRQ		_IOR ('x', 31, int)
322 
323 /*
324  * Reset.
325  */
326 #define SERIAL_RESET		_IO ('x', 32)
327 
328 /*
329  * Hard reset.
330  */
331 #define SERIAL_HARDRESET	_IO ('x', 33)
332 
333 /*
334  * Query cable type.
335  */
336 #define SERIAL_GETCABLE		_IOR ('x', 34, int)
337 
338 /*
339  * Assignment of HDLC ports to E1 channels.
340  */
341 #define SERIAL_GETDIR		_IOR ('x', 35, int)
342 #define SERIAL_SETDIR		_IOW ('x', 35, int)
343 
344 struct dxc_table {			/* cross-connector parameters */
345 	unsigned char ts [32];		/* timeslot number */
346 	unsigned char link [32];	/* E1 link number */
347 };
348 
349 /*
350  * DXC cross-connector settings for E1 channels.
351  */
352 #define SERIAL_GETDXC		_IOR ('x', 36, struct dxc_table)
353 #define SERIAL_SETDXC		_IOW ('x', 36, struct dxc_table)
354 
355 /*
356  * Scrambler for G.703.
357  */
358 #define SERIAL_GETSCRAMBLER	_IOR ('x', 37, int)
359 #define SERIAL_SETSCRAMBLER	_IOW ('x', 37, int)
360 
361 /*
362  * Length of cable for T3 and STS-1.
363  */
364 #define SERIAL_GETCABLEN	_IOR ('x', 38, int)
365 #define SERIAL_SETCABLEN	_IOW ('x', 38, int)
366 
367 /*
368  * Remote loopback for E3, T3 and STS-1.
369  */
370 #define SERIAL_GETRLOOP		_IOR ('x', 39, int)
371 #define SERIAL_SETRLOOP		_IOW ('x', 39, int)
372 
373 /*
374  * G.703 line code
375  */
376 #define SERIAL_GETLCODE		_IOR ('x', 40, int)
377 #define SERIAL_SETLCODE		_IOW ('x', 40, int)
378 
379 /*
380  * MTU
381  */
382 #define SERIAL_GETMTU		_IOR ('x', 41, int)
383 #define SERIAL_SETMTU		_IOW ('x', 41, int)
384 
385 /*
386  * Receive Queue Length
387  */
388 #define SERIAL_GETRQLEN		_IOR ('x', 42, int)
389 #define SERIAL_SETRQLEN		_IOW ('x', 42, int)
390 
391 #ifdef __KERNEL__
392 #ifdef CRONYX_LYSAP
393 #	define LYSAP_PEER_ADD		_IOWR('x', 101, lysap_peer_config_t)
394 #	define LYSAP_PEER_REMOVE	_IOW('x', 102, unsigned)
395 #	define LYSAP_PEER_INFO		_IOWR('x', 103, lysap_peer_info_t)
396 #	define LYSAP_PEER_COUNT		_IOR('x', 104, unsigned)
397 #	define LYSAP_PEER_ENUM		_IOWR('x', 105, unsigned)
398 #	define LYSAP_PEER_CLEAR		_IOW('x', 106, unsigned)
399 
400 #	define LYSAP_CHAN_ADD		_IOWR('x', 111, lysap_channel_config_t)
401 #	define LYSAP_CHAN_REMOVE	_IO('x', 112)
402 #	define LYSAP_CHAN_INFO		_IOR('x', 113, lysap_channel_info_t)
403 #	define LYSAP_CHAN_COUNT		_IOR('x', 114, unsigned)
404 #	define LYSAP_CHAN_ENUM		_IOWR('x', 115, unsigned)
405 #	define LYSAP_CHAN_CLEAR		_IO('x', 116)
406 #	include "lysap-linux.h"
407 #else /* CRONYX_LYSAP */
408 	typedef struct _lysap_channel_t lysap_channel_t;
409 	typedef struct _lysap_channel_config_t lysap_channel_config_t;
410 	typedef struct _LYSAP_DeviceInterfaceConfig LYSAP_DeviceInterfaceConfig;
411 	typedef struct _LYSAP_ChannelConfig LYSAP_ChannelConfig;
412 	typedef struct _lysap_buf_t lysap_buf_t;
413 #endif /* !CRONYX_LYSAP */
414 
415 /*
416  * Dynamic binder interface.
417  */
418 typedef struct _chan_t chan_t;
419 typedef struct _proto_t proto_t;
420 
421 void binder_register_protocol (proto_t *p);
422 void binder_unregister_protocol (proto_t *p);
423 
424 int binder_register_channel (chan_t *h, char *prefix, int minor);
425 void binder_unregister_channel (chan_t *h);
426 
427 /*
428  * Hardware channel driver structure.
429  */
430 struct sk_buff;
431 
432 struct _chan_t {
433 	char name [16];
434 	int mtu;			/* max packet size */
435 	int fifosz;			/* total hardware i/o buffer size */
436 	int port;			/* hardware base i/o port */
437 	int irq;			/* hardware interrupt line */
438 	int minor;			/* minor number 0..127, assigned by binder */
439 	int debug;			/* debug level, 0..2 */
440 	int running;			/* running, 0..1 */
441 	struct _proto_t *proto;		/* protocol interface data */
442 	void *sw;			/* protocol private data */
443 	void *hw;			/* hardware layer private data */
444 
445 	/* Interface to protocol */
446 	int (*up) (chan_t *h);
447 	void (*down) (chan_t *h);
448 	int (*transmit) (chan_t *h, struct sk_buff *skb);
449 	void (*set_dtr) (chan_t *h, int val);
450 	void (*set_rts) (chan_t *h, int val);
451 	int (*query_dtr) (chan_t *h);
452 	int (*query_rts) (chan_t *h);
453 	int (*query_dsr) (chan_t *h);
454 	int (*query_cts) (chan_t *h);
455 	int (*query_dcd) (chan_t *h);
456 
457 	/* Interface to async protocol */
458 	void (*set_async_param) (chan_t *h, int baud, int bits, int parity,
459 		int stop2, int ignpar, int rtscts,
460 		int ixon, int ixany, int symstart, int symstop);
461 	void (*send_break) (chan_t *h, int msec);
462 	void (*send_xon) (chan_t *h);
463 	void (*send_xoff) (chan_t *h);
464 	void (*start_transmitter) (chan_t *h);
465 	void (*stop_transmitter) (chan_t *h);
466 	void (*flush_transmit_buffer) (chan_t *h);
467 
468 	/* Control interface */
469 	int (*control) (chan_t *h, unsigned int cmd, unsigned long arg);
470 
471 	/* LYSAP interface */
472 	struct lysap_t
473 	{
474 		lysap_channel_t *link;
475 		int (*inspect_config)(chan_t *h, lysap_channel_config_t *,
476 			LYSAP_DeviceInterfaceConfig *, LYSAP_ChannelConfig *);
477 		unsigned long (*probe_freq)(chan_t *h, unsigned long freq);
478 		unsigned long (*set_freq)(chan_t *h, unsigned long freq);
479 		unsigned (*get_status)(chan_t *h);
480 		int (*transmit) (chan_t *h, lysap_buf_t *b);
481 		lysap_buf_t* (*alloc_buf) (chan_t *h, unsigned len);
482 		int (*set_clock_master)(chan_t *h, int enable);
483 		unsigned long (*get_master_freq)(chan_t *h);
484 	} lysap;
485 };
486 
487 /*
488  * Protocol driver structure.
489  */
490 struct _proto_t {
491 	char *name;
492 	struct _proto_t *next;
493 
494 	/* Interface to channel */
495 	void (*receive) (chan_t *h, struct sk_buff *skb);
496 	void (*receive_error) (chan_t *h, int errcode);
497 	void (*transmit) (chan_t *h);
498 	void (*modem_event) (chan_t *h);
499 
500 	/* Interface to binder */
501 	int (*open) (chan_t *h);
502 	void (*close) (chan_t *h);
503 	int (*read) (chan_t *h, unsigned short flg, char *buf, int len);
504 	int (*write) (chan_t *h, unsigned short flg, const char *buf, int len);
505 	int (*select) (chan_t *h, int type, void *st, struct file *filp);
506 	struct fasync_struct *fasync;
507 
508 	/* Control interface */
509 	int (*attach) (chan_t *h);
510 	int (*detach) (chan_t *h);
511 	int (*control) (chan_t *h, unsigned int cmd, unsigned long arg);
512 
513 	/* LYSAP interface */
514 	void (*transmit_error) (chan_t *h, int errcode);
515 	void (*lysap_notify_receive) (chan_t *h, lysap_buf_t *b);
516 	void (*lysap_notify_transmit) (chan_t *h);
517 	lysap_buf_t* (*lysap_get_data)(chan_t *h);
518 };
519 #endif /* KERNEL */
520