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1/*****************************************************************************
2* sdla_x25.h Sangoma X.25 firmware API definitions.
3*
4* Author: Nenad Corbic <ncorbic@sangoma.com>
5*
6* Copyright: (c) 1995-2000 Sangoma Technologies Inc.
7*
8* This program is free software; you can redistribute it and/or
9* modify it under the terms of the GNU General Public License
10* as published by the Free Software Foundation; either version
11 2 of the License, or (at your option) any later version.
12* ============================================================================
13* Feb 28, 2000 Nenad Corbic Updated for socket based x25api
14* Dec 13, 1996 Gene Kozin Initial version
15*****************************************************************************/
16#ifndef _SDLA_X25_H
17#define _SDLA_X25_H
18
19/*----------------------------------------------------------------------------
20 * Notes:
21 * ------
22 * 1. All structures defined in this file are byte-alined.
23 * Compiler Platform
24 * -------- --------
25 * GNU C Linux
26 *
27 */
28
29#ifndef PACKED
30# define PACKED __attribute__((packed))
31#endif /* PACKED */
32
33/****** CONSTANTS DEFINITIONS ***********************************************/
34
35#define X25_MAX_CHAN 255 /* max number of open X.25 circuits */
36#define X25_MAX_DATA 1024 /* max length of X.25 data buffer */
37/*
38 * X.25 shared memory layout.
39 */
40#define X25_MBOX_OFFS 0x16B0 /* general mailbox block */
41#define X25_RXMBOX_OFFS 0x1AD0 /* receive mailbox */
42#define X25_STATUS_OFFS 0x1EF0 /* X.25 status structure */
43#define X25_MB_VECTOR 0xE000 /* S514 mailbox window vecotr */
44#define X25_MISC_HDLC_BITS 0x1F00 /*X.25 miscallaneous HDLC bits */
45
46/* code levels */
47#define HDLC_LEVEL 0x01
48#define X25_LEVEL 0x02
49#define X25_AND_HDLC_LEVEL 0x03
50#define DO_HDLC_LEVEL_ERROR_CHECKING 0x04
51
52/****** DATA STRUCTURES *****************************************************/
53
54/*----------------------------------------------------------------------------
55 * X.25 Command Block.
56 */
57typedef struct X25Cmd
58{
59 unsigned char command PACKED; /* command code */
60 unsigned short length PACKED; /* transfer data length */
61 unsigned char result PACKED; /* return code */
62 unsigned char pf PACKED; /* P/F bit */
63 unsigned short lcn PACKED; /* logical channel */
64 unsigned char qdm PACKED; /* Q/D/M bits */
65 unsigned char cause PACKED; /* cause field */
66 unsigned char diagn PACKED; /* diagnostics */
67 unsigned char pktType PACKED; /* packet type */
68 unsigned char resrv[4] PACKED; /* reserved */
69} TX25Cmd;
70
71/*
72 * Defines for the 'command' field.
73 */
74/*----- General commands --------------*/
75#define X25_SET_GLOBAL_VARS 0x0B /* set global variables */
76#define X25_READ_MODEM_STATUS 0x0C /* read modem status */
77#define X25_READ_CODE_VERSION 0x15 /* read firmware version number */
78#define X25_TRACE_CONFIGURE 0x14 /* configure trace facility */
79#define X25_READ_TRACE_DATA 0x16 /* read trace data */
80#define X25_SET_INTERRUPT_MODE 0x17 /* set interrupt generation mode */
81#define X25_READ_INTERRUPT_MODE 0x18 /* read interrupt generation mode */
82/*----- HDLC-level commands -----------*/
83#define X25_HDLC_LINK_CONFIGURE 0x01 /* configure HDLC link level */
84#define X25_HDLC_LINK_OPEN 0x02 /* open HDLC link */
85#define X25_HDLC_LINK_CLOSE 0x03 /* close HDLC link */
86#define X25_HDLC_LINK_SETUP 0x04 /* set up HDLC link */
87#define X25_HDLC_LINK_DISC 0x05 /* disconnect DHLC link */
88#define X25_HDLC_LINK_STATUS 0x06 /* read DHLC link status */
89#define X25_HDLC_READ_STATS 0x07 /* read operational statistics */
90#define X25_HDLC_FLUSH_STATS 0x08 /* flush operational statistics */
91#define X25_HDLC_READ_COMM_ERR 0x09 /* read error statistics */
92#define X25_HDLC_FLUSH_COMM_ERR 0x0A /* flush error statistics */
93#define X25_HDLC_FLUSH_BUFFERS 0x0D /* flush HDLC-level data buffers */
94#define X25_HDLC_SPRVS_CNT_STAT 0x0F /* read surervisory count status */
95#define X25_HDLC_SEND_UI_FRAME 0x10 /* send unnumbered information frame */
96#define X25_HDLC_WRITE 0x11 /* send HDLC information frame */
97#define X25_HDLC_READ 0x21 /* read HDLC information frame */
98#define X25_HDLC_READ_CONFIG 0x12 /* read HDLC configuration */
99#define X25_HDLC_SET_CONFIG 0x13 /* set HDLC configuration */
100#define SET_PROTOCOL_LEVEL 0x1F /* set protocol level */
101/*----- X.25-level commands -----------*/
102#define X25_READ 0x22 /* read X.25 packet */
103#define X25_WRITE 0x23 /* send X.25 packet */
104#define X25_PLACE_CALL 0x30 /* place a call on SVC */
105#define X25_ACCEPT_CALL 0x31 /* accept incomming call */
106#define X25_CLEAR_CALL 0x32 /* clear call */
107#define X25_CLEAR_CONFRM 0x33 /* send clear confirmation packet */
108#define X25_RESET 0x34 /* send reset request packet */
109#define X25_RESET_CONFRM 0x35 /* send reset confirmation packet */
110#define X25_RESTART 0x36 /* send restart request packet */
111#define X25_RESTART_CONFRM 0x37 /* send restart confirmation packet */
112#define X25_INTERRUPT 0x38 /* send interrupt request packet */
113#define X25_INTERRUPT_CONFRM 0x39 /* send interrupt confirmation pkt */
114#define X25_REGISTRATION_RQST 0x3A /* send registration request packet */
115#define X25_REGISTRATION_CONFRM 0x3B /* send registration confirmation */
116#define X25_IS_DATA_AVAILABLE 0x40 /* querry receive queue */
117#define X25_INCOMMING_CALL_CTL 0x41 /* select incomming call options */
118#define X25_CONFIGURE_PVC 0x42 /* configure PVC */
119#define X25_GET_ACTIVE_CHANNELS 0x43 /* get a list of active circuits */
120#define X25_READ_CHANNEL_CONFIG 0x44 /* read virt. circuit configuration */
121#define X25_FLUSH_DATA_BUFFERS 0x45 /* flush X.25-level data buffers */
122#define X25_READ_HISTORY_TABLE 0x46 /* read asynchronous event log */
123#define X25_HISTORY_TABLE_CTL 0x47 /* control asynchronous event log */
124#define X25_GET_TX_D_BIT_STATUS 0x48 /* is packet with D-bit acknowleged */
125#define X25_READ_STATISTICS 0x49 /* read X.25-level statistics */
126#define X25_FLUSH_STATISTICS 0x4A /* flush X.25-level statistics */
127#define X25_READ_CONFIGURATION 0x50 /* read HDLC & X.25 configuration */
128#define X25_SET_CONFIGURATION 0x51 /* set HDLC & X.25 configuration */
129
130/*
131 * Defines for the 'result' field.
132 */
133/*----- General results ---------------*/
134#define X25RES_OK 0x00
135#define X25RES_ERROR 0x01
136#define X25RES_LINK_NOT_IN_ABM 0x02 /* link is not in ABM mode */
137#define X25RES_LINK_CLOSED 0x03
138#define X25RES_INVAL_LENGTH 0x04
139#define X25RES_INVAL_CMD 0x05
140#define X25RES_UNNUMBERED_FRAME 0x06 /* unnunbered frame received */
141#define X25RES_FRM_REJECT_MODE 0x07 /* link is in Frame Reject mode */
142#define X25RES_MODEM_FAILURE 0x08 /* DCD and/or CTS dropped */
143#define X25RES_N2_RETRY_LIMIT 0x09 /* N2 retry limit has been exceeded */
144#define X25RES_INVAL_LCN 0x30 /* invalid logical channel number */
145#define X25RES_INVAL_STATE 0x31 /* channel is not in data xfer mode */
146#define X25RES_INVAL_DATA_LEN 0x32 /* invalid data length */
147#define X25RES_NOT_READY 0x33 /* no data available / buffers full */
148#define X25RES_NETWORK_DOWN 0x34
149#define X25RES_CHANNEL_IN_USE 0x35 /* there is data queued on this LCN */
150#define X25RES_REGST_NOT_SUPPRT 0x36 /* registration not supported */
151#define X25RES_INVAL_FORMAT 0x37 /* invalid packet format */
152#define X25RES_D_BIT_NOT_SUPPRT 0x38 /* D-bit pragmatics not supported */
153#define X25RES_FACIL_NOT_SUPPRT 0x39 /* Call facility not supported */
154#define X25RES_INVAL_CALL_ARG 0x3A /* errorneous call arguments */
155#define X25RES_INVAL_CALL_DATA 0x3B /* errorneous call user data */
156#define X25RES_ASYNC_PACKET 0x40 /* asynchronous packet received */
157#define X25RES_PROTO_VIOLATION 0x41 /* protocol violation occurred */
158#define X25RES_PKT_TIMEOUT 0x42 /* X.25 packet time out */
159#define X25RES_PKT_RETRY_LIMIT 0x43 /* X.25 packet retry limit exceeded */
160/*----- Command-dependent results -----*/
161#define X25RES_LINK_DISC 0x00 /* HDLC_LINK_STATUS */
162#define X25RES_LINK_IN_ABM 0x01 /* HDLC_LINK_STATUS */
163#define X25RES_NO_DATA 0x01 /* HDLC_READ/READ_TRACE_DATA*/
164#define X25RES_TRACE_INACTIVE 0x02 /* READ_TRACE_DATA */
165#define X25RES_LINK_IS_OPEN 0x01 /* HDLC_LINK_OPEN */
166#define X25RES_LINK_IS_DISC 0x02 /* HDLC_LINK_DISC */
167#define X25RES_LINK_IS_CLOSED 0x03 /* HDLC_LINK_CLOSE */
168#define X25RES_INVAL_PARAM 0x31 /* INCOMMING_CALL_CTL */
169#define X25RES_INVAL_CONFIG 0x35 /* REGISTR_RQST/CONFRM */
170
171/*
172 * Defines for the 'qdm_bits' field.
173 */
174#define X25CMD_Q_BIT_MASK 0x04
175#define X25CMD_D_BIT_MASK 0x02
176#define X25CMD_M_BIT_MASK 0x01
177
178/*
179 * Defines for the 'pkt_type' field.
180 */
181/*----- Asynchronous events ------*/
182#define ASE_CLEAR_RQST 0x02
183#define ASE_RESET_RQST 0x04
184#define ASE_RESTART_RQST 0x08
185#define ASE_INTERRUPT 0x10
186#define ASE_DTE_REGISTR_RQST 0x20
187#define ASE_CALL_RQST 0x30
188#define ASE_CALL_ACCEPTED 0x31
189#define ASE_CLEAR_CONFRM 0x32
190#define ASE_RESET_CONFRM 0x33
191#define ASE_RESTART_CONFRM 0x34
192#define ASE_INTERRUPT_CONFRM 0x35
193#define ASE_DCE_REGISTR_CONFRM 0x36
194#define ASE_DIAGNOSTIC 0x37
195#define ASE_CALL_AUTO_CLEAR 0x38
196#define AUTO_RESPONSE_FLAG 0x80
197/*----- Time-Out events ----------*/
198#define TOE_RESTART_RQST 0x03
199#define TOE_CALL_RQST 0x05
200#define TOE_CLEAR_RQST 0x08
201#define TOE_RESET_RQST 0x0A
202/*----- Protocol Violation events */
203#define PVE_CLEAR_RQST 0x32
204#define PVE_RESET_RQST 0x33
205#define PVE_RESTART_RQST 0x34
206#define PVE_DIAGNOSTIC 0x37
207
208#define INTR_ON_RX_FRAME 0x01
209#define INTR_ON_TX_FRAME 0x02
210#define INTR_ON_MODEM_STATUS_CHANGE 0x04
211#define INTR_ON_COMMAND_COMPLETE 0x08
212#define INTR_ON_X25_ASY_TRANSACTION 0x10
213#define INTR_ON_TIMER 0x40
214#define DIRECT_RX_INTR_USAGE 0x80
215
216#define NO_INTR_PENDING 0x00
217#define RX_INTR_PENDING 0x01
218#define TX_INTR_PENDING 0x02
219#define MODEM_INTR_PENDING 0x04
220#define COMMAND_COMPLETE_INTR_PENDING 0x08
221#define X25_ASY_TRANS_INTR_PENDING 0x10
222#define TIMER_INTR_PENDING 0x40
223
224/*----------------------------------------------------------------------------
225 * X.25 Mailbox.
226 * This structure is located at offsets X25_MBOX_OFFS and X25_RXMBOX_OFFS
227 * into shared memory window.
228 */
229typedef struct X25Mbox
230{
231 unsigned char opflag PACKED; /* 00h: execution flag */
232 TX25Cmd cmd PACKED; /* 01h: command block */
233 unsigned char data[1] PACKED; /* 10h: data buffer */
234} TX25Mbox;
235
236/*----------------------------------------------------------------------------
237 * X.25 Time Stamp Structure.
238 */
239typedef struct X25TimeStamp
240{
241 unsigned char month PACKED;
242 unsigned char date PACKED;
243 unsigned char sec PACKED;
244 unsigned char min PACKED;
245 unsigned char hour PACKED;
246} TX25TimeStamp;
247
248/*----------------------------------------------------------------------------
249 * X.25 Status Block.
250 * This structure is located at offset X25_STATUS_OFF into shared memory
251 * window.
252 */
253typedef struct X25Status
254{
255 unsigned short pvc_map PACKED; /* 00h: PVC map */
256 unsigned short icc_map PACKED; /* 02h: Incomming Chan. map */
257 unsigned short twc_map PACKED; /* 04h: Two-way Cnan. map */
258 unsigned short ogc_map PACKED; /* 06h: Outgoing Chan. map */
259 TX25TimeStamp tstamp PACKED; /* 08h: timestamp (BCD) */
260 unsigned char iflags PACKED; /* 0Dh: interrupt flags */
261 unsigned char imask PACKED; /* 0Eh: interrupt mask */
262 unsigned char resrv PACKED; /* 0Eh: */
263 unsigned char gflags PACKED; /* 10h: misc. HDLC/X25 flags */
264 unsigned char cflags[X25_MAX_CHAN] PACKED; /* channel status bytes */
265} TX25Status;
266
267/*
268 * Bitmasks for the 'iflags' field.
269 */
270#define X25_RX_INTR 0x01 /* receive interrupt */
271#define X25_TX_INTR 0x02 /* transmit interrupt */
272#define X25_MODEM_INTR 0x04 /* modem status interrupt (CTS/DCD) */
273#define X25_EVENT_INTR 0x10 /* asyncronous event encountered */
274#define X25_CMD_INTR 0x08 /* interface command complete */
275
276/*
277 * Bitmasks for the 'gflags' field.
278 */
279#define X25_HDLC_ABM 0x01 /* HDLC is in ABM mode */
280#define X25_RX_READY 0x02 /* X.25 data available */
281#define X25_TRACE_READY 0x08 /* trace data available */
282#define X25_EVENT_IND 0x20 /* asynchronous event indicator */
283#define X25_TX_READY 0x40 /* space is available in Tx buf.*/
284
285/*
286 * Bitmasks for the 'cflags' field.
287 */
288#define X25_XFER_MODE 0x80 /* channel is in data transfer mode */
289#define X25_TXWIN_OPEN 0x40 /* transmit window open */
290#define X25_RXBUF_MASK 0x3F /* number of data buffers available */
291
292/*****************************************************************************
293 * Following definitions structurize contents of the TX25Mbox.data field for
294 * different X.25 interface commands.
295 ****************************************************************************/
296
297/* ---------------------------------------------------------------------------
298 * X25_SET_GLOBAL_VARS Command.
299 */
300typedef struct X25GlobalVars
301{
302 unsigned char resrv PACKED; /* 00h: reserved */
303 unsigned char dtrCtl PACKED; /* 01h: DTR control code */
304 unsigned char resErr PACKED; /* 01h: '1' - reset modem error */
305} TX25GlobalVars;
306
307/*
308 * Defines for the 'dtrCtl' field.
309 */
310#define X25_RAISE_DTR 0x01
311#define X25_DROP_DTR 0x02
312
313/* ---------------------------------------------------------------------------
314 * X25_READ_MODEM_STATUS Command.
315 */
316typedef struct X25ModemStatus
317{
318 unsigned char status PACKED; /* 00h: modem status */
319} TX25ModemStatus;
320
321/*
322 * Defines for the 'status' field.
323 */
324#define X25_CTS_MASK 0x20
325#define X25_DCD_MASK 0x08
326
327/* ---------------------------------------------------------------------------
328 * X25_HDLC_LINK_STATUS Command.
329 */
330typedef struct X25LinkStatus
331{
332 unsigned char txQueued PACKED; /* 00h: queued Tx I-frames*/
333 unsigned char rxQueued PACKED; /* 01h: queued Rx I-frames*/
334 unsigned char station PACKED; /* 02h: DTE/DCE config. */
335 unsigned char reserved PACKED; /* 03h: reserved */
336 unsigned char sfTally PACKED; /* 04h: supervisory frame tally */
337} TX25LinkStatus;
338
339/*
340 * Defines for the 'station' field.
341 */
342#define X25_STATION_DTE 0x01 /* station configured as DTE */
343#define X25_STATION_DCE 0x02 /* station configured as DCE */
344
345/* ---------------------------------------------------------------------------
346 * X25_HDLC_READ_STATS Command.
347 */
348typedef struct HdlcStats
349{ /* a number of ... */
350 unsigned short rxIFrames PACKED; /* 00h: ready Rx I-frames */
351 unsigned short rxNoseq PACKED; /* 02h: frms out-of-sequence */
352 unsigned short rxNodata PACKED; /* 04h: I-frms without data */
353 unsigned short rxDiscarded PACKED; /* 06h: discarded frames */
354 unsigned short rxTooLong PACKED; /* 08h: frames too long */
355 unsigned short rxBadAddr PACKED; /* 0Ah: frms with inval.addr*/
356 unsigned short txAcked PACKED; /* 0Ch: acknowledged I-frms */
357 unsigned short txRetransm PACKED; /* 0Eh: re-transmit. I-frms */
358 unsigned short t1Timeout PACKED; /* 10h: T1 timeouts */
359 unsigned short rxSABM PACKED; /* 12h: received SABM frames */
360 unsigned short rxDISC PACKED; /* 14h: received DISC frames */
361 unsigned short rxDM PACKED; /* 16h: received DM frames */
362 unsigned short rxFRMR PACKED; /* 18h: FRMR frames received */
363 unsigned short txSABM PACKED; /* 1Ah: transm. SABM frames*/
364 unsigned short txDISC PACKED; /* 1Ch: transm. DISC frames*/
365 unsigned short txDM PACKED; /* 1Eh: transm. DM frames */
366 unsigned short txFRMR PACKED; /* 20h: transm. FRMR frames*/
367} THdlcStats;
368
369/* ---------------------------------------------------------------------------
370 * X25_HDLC_READ_COMM_ERR Command.
371 */
372typedef struct HdlcCommErr
373{ /* a number of ... */
374 unsigned char rxOverrun PACKED; /* 00h: Rx overrun errors */
375 unsigned char rxBadCrc PACKED; /* 01h: Rx CRC errors */
376 unsigned char rxAborted PACKED; /* 02h: Rx aborted frames */
377 unsigned char rxDropped PACKED; /* 03h: frames lost */
378 unsigned char txAborted PACKED; /* 04h: Tx aborted frames */
379 unsigned char txUnderrun PACKED; /* 05h: Tx underrun errors */
380 unsigned char txMissIntr PACKED; /* 06h: missed underrun ints */
381 unsigned char reserved PACKED; /* 07h: reserved */
382 unsigned char droppedDCD PACKED; /* 08h: times DCD dropped */
383 unsigned char droppedCTS PACKED; /* 09h: times CTS dropped */
384} THdlcCommErr;
385
386/* ---------------------------------------------------------------------------
387 * X25_SET_CONFIGURATION & X25_READ_CONFIGURATION Commands.
388 */
389typedef struct X25Config
390{
391unsigned char baudRate PACKED; /* 00h: */
392 unsigned char t1 PACKED; /* 01h: */
393 unsigned char t2 PACKED; /* 02h: */
394 unsigned char n2 PACKED; /* 03h: */
395 unsigned short hdlcMTU PACKED; /* 04h: */
396 unsigned char hdlcWindow PACKED; /* 06h: */
397 unsigned char t4 PACKED; /* 07h: */
398 unsigned char autoModem PACKED; /* 08h: */
399 unsigned char autoHdlc PACKED; /* 09h: */
400 unsigned char hdlcOptions PACKED; /* 0Ah: */
401 unsigned char station PACKED; /* 0Bh: */
402 unsigned char pktWindow PACKED; /* 0Ch: */
403 unsigned short defPktSize PACKED; /* 0Dh: */
404 unsigned short pktMTU PACKED; /* 0Fh: */
405 unsigned short loPVC PACKED; /* 11h: */
406 unsigned short hiPVC PACKED; /* 13h: */
407 unsigned short loIncommingSVC PACKED; /* 15h: */
408 unsigned short hiIncommingSVC PACKED; /* 17h: */
409 unsigned short loTwoWaySVC PACKED; /* 19h: */
410 unsigned short hiTwoWaySVC PACKED; /* 1Bh: */
411 unsigned short loOutgoingSVC PACKED; /* 1Dh: */
412 unsigned short hiOutgoingSVC PACKED; /* 1Fh: */
413 unsigned short options PACKED; /* 21h: */
414 unsigned char responseOpt PACKED; /* 23h: */
415 unsigned short facil1 PACKED; /* 24h: */
416 unsigned short facil2 PACKED; /* 26h: */
417 unsigned short ccittFacil PACKED; /* 28h: */
418 unsigned short otherFacil PACKED; /* 2Ah: */
419 unsigned short ccittCompat PACKED; /* 2Ch: */
420 unsigned char t10t20 PACKED; /* 2Eh: */
421 unsigned char t11t21 PACKED; /* 2Fh: */
422 unsigned char t12t22 PACKED; /* 30h: */
423 unsigned char t13t23 PACKED; /* 31h: */
424 unsigned char t16t26 PACKED; /* 32H: */
425 unsigned char t28 PACKED; /* 33h: */
426 unsigned char r10r20 PACKED; /* 34h: */
427 unsigned char r12r22 PACKED; /* 35h: */
428 unsigned char r13r23 PACKED; /* 36h: */
429} TX25Config;
430
431/* ---------------------------------------------------------------------------
432 * X25_READ_CHANNEL_CONFIG Command.
433 */
434typedef struct X25ChanAlloc /*----- Channel allocation -*/
435{
436 unsigned short loPVC PACKED; /* 00h: lowest PVC number */
437 unsigned short hiPVC PACKED; /* 02h: highest PVC number */
438 unsigned short loIncommingSVC PACKED; /* 04h: lowest incoming SVC */
439 unsigned short hiIncommingSVC PACKED; /* 06h: highest incoming SVC */
440 unsigned short loTwoWaySVC PACKED; /* 08h: lowest two-way SVC */
441 unsigned short hiTwoWaySVC PACKED; /* 0Ah: highest two-way SVC */
442 unsigned short loOutgoingSVC PACKED; /* 0Ch: lowest outgoing SVC */
443 unsigned short hiOutgoingSVC PACKED; /* 0Eh: highest outgoing SVC */
444} TX25ChanAlloc;
445
446typedef struct X25ChanCfg /*------ Channel configuration -----*/
447{
448 unsigned char type PACKED; /* 00h: channel type */
449 unsigned char txConf PACKED; /* 01h: Tx packet and window sizes */
450 unsigned char rxConf PACKED; /* 01h: Rx packet and window sizes */
451} TX25ChanCfg;
452
453/*
454 * Defines for the 'type' field.
455 */
456#define X25_PVC 0x01 /* PVC */
457#define X25_SVC_IN 0x03 /* Incoming SVC */
458#define X25_SVC_TWOWAY 0x07 /* Two-way SVC */
459#define X25_SVC_OUT 0x0B /* Outgoing SVC */
460
461/*----------------------------------------------------------------------------
462 * X25_READ_STATISTICS Command.
463 */
464typedef struct X25Stats
465{ /* number of packets Tx/Rx'ed */
466 unsigned short txRestartRqst PACKED; /* 00h: Restart Request */
467 unsigned short rxRestartRqst PACKED; /* 02h: Restart Request */
468 unsigned short txRestartConf PACKED; /* 04h: Restart Confirmation */
469 unsigned short rxRestartConf PACKED; /* 06h: Restart Confirmation */
470 unsigned short txResetRqst PACKED; /* 08h: Reset Request */
471 unsigned short rxResetRqst PACKED; /* 0Ah: Reset Request */
472 unsigned short txResetConf PACKED; /* 0Ch: Reset Confirmation */
473 unsigned short rxResetConf PACKED; /* 0Eh: Reset Confirmation */
474 unsigned short txCallRequest PACKED; /* 10h: Call Request */
475 unsigned short rxCallRequest PACKED; /* 12h: Call Request */
476 unsigned short txCallAccept PACKED; /* 14h: Call Accept */
477 unsigned short rxCallAccept PACKED; /* 16h: Call Accept */
478 unsigned short txClearRqst PACKED; /* 18h: Clear Request */
479 unsigned short rxClearRqst PACKED; /* 1Ah: Clear Request */
480 unsigned short txClearConf PACKED; /* 1Ch: Clear Confirmation */
481 unsigned short rxClearConf PACKED; /* 1Eh: Clear Confirmation */
482 unsigned short txDiagnostic PACKED; /* 20h: Diagnostic */
483 unsigned short rxDiagnostic PACKED; /* 22h: Diagnostic */
484 unsigned short txRegRqst PACKED; /* 24h: Registration Request */
485 unsigned short rxRegRqst PACKED; /* 26h: Registration Request */
486 unsigned short txRegConf PACKED; /* 28h: Registration Confirm.*/
487 unsigned short rxRegConf PACKED; /* 2Ah: Registration Confirm.*/
488 unsigned short txInterrupt PACKED; /* 2Ch: Interrupt */
489 unsigned short rxInterrupt PACKED; /* 2Eh: Interrupt */
490 unsigned short txIntrConf PACKED; /* 30h: Interrupt Confirm. */
491 unsigned short rxIntrConf PACKED; /* 32h: Interrupt Confirm. */
492 unsigned short txData PACKED; /* 34h: Data */
493 unsigned short rxData PACKED; /* 36h: Data */
494 unsigned short txRR PACKED; /* 38h: RR */
495 unsigned short rxRR PACKED; /* 3Ah: RR */
496 unsigned short txRNR PACKED; /* 3Ch: RNR */
497 unsigned short rxRNR PACKED; /* 3Eh: RNR */
498} TX25Stats;
499
500/*----------------------------------------------------------------------------
501 * X25_READ_HISTORY_TABLE Command.
502 */
503typedef struct X25EventLog
504{
505 unsigned char type PACKED; /* 00h: transaction type */
506 unsigned short lcn PACKED; /* 01h: logical channel num */
507 unsigned char packet PACKED; /* 03h: async packet type */
508 unsigned char cause PACKED; /* 04h: X.25 cause field */
509 unsigned char diag PACKED; /* 05h: X.25 diag field */
510 TX25TimeStamp ts PACKED; /* 06h: time stamp */
511} TX25EventLog;
512
513/*
514 * Defines for the 'type' field.
515 */
516#define X25LOG_INCOMMING 0x00
517#define X25LOG_APPLICATION 0x01
518#define X25LOG_AUTOMATIC 0x02
519#define X25LOG_ERROR 0x04
520#define X25LOG_TIMEOUT 0x08
521#define X25LOG_RECOVERY 0x10
522
523/*
524 * Defines for the 'packet' field.
525 */
526#define X25LOG_CALL_RQST 0x0B
527#define X25LOG_CALL_ACCEPTED 0x0F
528#define X25LOG_CLEAR_RQST 0x13
529#define X25LOG_CLEAR_CONFRM 0x17
530#define X25LOG_RESET_RQST 0x1B
531#define X25LOG_RESET_CONFRM 0x1F
532#define X25LOG_RESTART_RQST 0xFB
533#define X25LOG_RESTART_COMFRM 0xFF
534#define X25LOG_DIAGNOSTIC 0xF1
535#define X25LOG_DTE_REG_RQST 0xF3
536#define X25LOG_DTE_REG_COMFRM 0xF7
537
538/* ---------------------------------------------------------------------------
539 * X25_TRACE_CONFIGURE Command.
540 */
541typedef struct X25TraceCfg
542{
543 unsigned char flags PACKED; /* 00h: trace configuration flags */
544 unsigned char timeout PACKED; /* 01h: timeout for trace delay mode*/
545} TX25TraceCfg;
546
547/*
548 * Defines for the 'flags' field.
549 */
550#define X25_TRC_ENABLE 0x01 /* bit0: '1' - trace enabled */
551#define X25_TRC_TIMESTAMP 0x02 /* bit1: '1' - time stamping enabled*/
552#define X25_TRC_DELAY 0x04 /* bit2: '1' - trace delay enabled */
553#define X25_TRC_DATA 0x08 /* bit3: '1' - trace data packets */
554#define X25_TRC_SUPERVISORY 0x10 /* bit4: '1' - trace suprvisory pkts*/
555#define X25_TRC_ASYNCHRONOUS 0x20 /* bit5: '1' - trace asynch. packets*/
556#define X25_TRC_HDLC 0x40 /* bit6: '1' - trace all packets */
557#define X25_TRC_READ 0x80 /* bit7: '1' - get current config. */
558
559/* ---------------------------------------------------------------------------
560 * X25_READ_TRACE_DATA Command.
561 */
562typedef struct X25Trace /*----- Trace data structure -------*/
563{
564 unsigned short length PACKED; /* 00h: trace data length */
565 unsigned char type PACKED; /* 02h: trace type */
566 unsigned char lost_cnt PACKED; /* 03h: N of traces lost */
567 TX25TimeStamp tstamp PACKED; /* 04h: mon/date/sec/min/hour */
568 unsigned short millisec PACKED; /* 09h: ms time stamp */
569 unsigned char data[0] PACKED; /* 0Bh: traced frame */
570} TX25Trace;
571
572/*
573 * Defines for the 'type' field.
574 */
575#define X25_TRC_TYPE_MASK 0x0F /* bits 0..3: trace type */
576#define X25_TRC_TYPE_RX_FRAME 0x00 /* received frame trace */
577#define X25_TRC_TYPE_TX_FRAME 0x01 /* transmitted frame */
578#define X25_TRC_TYPE_ERR_FRAME 0x02 /* error frame */
579
580#define X25_TRC_ERROR_MASK 0xF0 /* bits 4..7: error code */
581#define X25_TRCERR_RX_ABORT 0x10 /* receive abort error */
582#define X25_TRCERR_RX_BADCRC 0x20 /* receive CRC error */
583#define X25_TRCERR_RX_OVERRUN 0x30 /* receiver overrun error */
584#define X25_TRCERR_RX_TOO_LONG 0x40 /* excessive frame length error */
585#define X25_TRCERR_TX_ABORT 0x70 /* aborted frame transmittion error */
586#define X25_TRCERR_TX_UNDERRUN 0x80 /* transmit underrun error */
587
588/*****************************************************************************
589 * Following definitions describe HDLC frame and X.25 packet formats.
590 ****************************************************************************/
591
592typedef struct HDLCFrame /*----- DHLC Frame Format ----------*/
593{
594 unsigned char addr PACKED; /* address field */
595 unsigned char cntl PACKED; /* control field */
596 unsigned char data[0] PACKED;
597} THDLCFrame;
598
599typedef struct X25Pkt /*----- X.25 Paket Format ----------*/
600{
601 unsigned char lcn_hi PACKED; /* 4 MSB of Logical Channel Number */
602 unsigned char lcn_lo PACKED; /* 8 LSB of Logical Channel Number */
603 unsigned char type PACKED;
604 unsigned char data[0] PACKED;
605} TX25Pkt;
606
607/*
608 * Defines for the 'lcn_hi' field.
609 */
610#define X25_Q_BIT_MASK 0x80 /* Data Qualifier Bit mask */
611#define X25_D_BIT_MASK 0x40 /* Delivery Confirmation Bit mask */
612#define X25_M_BITS_MASK 0x30 /* Modulo Bits mask */
613#define X25_LCN_MSB_MASK 0x0F /* LCN most significant bits mask */
614
615/*
616 * Defines for the 'type' field.
617 */
618#define X25PKT_DATA 0x01 /* Data packet mask */
619#define X25PKT_SUPERVISORY 0x02 /* Supervisory packet mask */
620#define X25PKT_CALL_RQST 0x0B /* Call Request/Incoming */
621#define X25PKT_CALL_ACCEPTED 0x0F /* Call Accepted/Connected */
622#define X25PKT_CLEAR_RQST 0x13 /* Clear Request/Indication */
623#define X25PKT_CLEAR_CONFRM 0x17 /* Clear Confirmation */
624#define X25PKT_RESET_RQST 0x1B /* Reset Request/Indication */
625#define X25PKT_RESET_CONFRM 0x1F /* Reset Confirmation */
626#define X25PKT_RESTART_RQST 0xFB /* Restart Request/Indication */
627#define X25PKT_RESTART_CONFRM 0xFF /* Restart Confirmation */
628#define X25PKT_INTERRUPT 0x23 /* Interrupt */
629#define X25PKT_INTERRUPT_CONFRM 0x27 /* Interrupt Confirmation */
630#define X25PKT_DIAGNOSTIC 0xF1 /* Diagnostic */
631#define X25PKT_REGISTR_RQST 0xF3 /* Registration Request */
632#define X25PKT_REGISTR_CONFRM 0xF7 /* Registration Confirmation */
633#define X25PKT_RR_MASKED 0x01 /* Receive Ready packet after masking */
634#define X25PKT_RNR_MASKED 0x05 /* Receive Not Ready after masking */
635
636
637typedef struct {
638 TX25Cmd cmd PACKED;
639 char data[X25_MAX_DATA] PACKED;
640} mbox_cmd_t;
641
642
643typedef struct {
644 unsigned char qdm PACKED; /* Q/D/M bits */
645 unsigned char cause PACKED; /* cause field */
646 unsigned char diagn PACKED; /* diagnostics */
647 unsigned char pktType PACKED;
648 unsigned short length PACKED;
649 unsigned char result PACKED;
650 unsigned short lcn PACKED;
651 char reserved[7] PACKED;
652}x25api_hdr_t;
653
654
655typedef struct {
656 x25api_hdr_t hdr PACKED;
657 char data[X25_MAX_DATA] PACKED;
658}x25api_t;
659
660
661/*
662 * XPIPEMON Definitions
663 */
664
665/* valid ip_protocol for UDP management */
666#define UDPMGMT_UDP_PROTOCOL 0x11
667#define UDPMGMT_XPIPE_SIGNATURE "XLINK8ND"
668#define UDPMGMT_DRVRSTATS_SIGNATURE "DRVSTATS"
669
670/* values for request/reply byte */
671#define UDPMGMT_REQUEST 0x01
672#define UDPMGMT_REPLY 0x02
673#define UDP_OFFSET 12
674
675
676typedef struct {
677 unsigned char opp_flag PACKED; /* the opp flag */
678 unsigned char command PACKED; /* command code */
679 unsigned short length PACKED; /* transfer data length */
680 unsigned char result PACKED; /* return code */
681 unsigned char pf PACKED; /* P/F bit */
682 unsigned short lcn PACKED; /* logical channel */
683 unsigned char qdm PACKED; /* Q/D/M bits */
684 unsigned char cause PACKED; /* cause field */
685 unsigned char diagn PACKED; /* diagnostics */
686 unsigned char pktType PACKED; /* packet type */
687 unsigned char resrv[4] PACKED; /* reserved */
688} cblock_t;
689
690typedef struct {
691 ip_pkt_t ip_pkt PACKED;
692 udp_pkt_t udp_pkt PACKED;
693 wp_mgmt_t wp_mgmt PACKED;
694 cblock_t cblock PACKED;
695 unsigned char data[4080] PACKED;
696} x25_udp_pkt_t;
697
698
699typedef struct read_hdlc_stat {
700 unsigned short inf_frames_rx_ok PACKED;
701 unsigned short inf_frames_rx_out_of_seq PACKED;
702 unsigned short inf_frames_rx_no_data PACKED;
703 unsigned short inf_frames_rx_dropped PACKED;
704 unsigned short inf_frames_rx_data_too_long PACKED;
705 unsigned short inf_frames_rx_invalid_addr PACKED;
706 unsigned short inf_frames_tx_ok PACKED;
707 unsigned short inf_frames_tx_retransmit PACKED;
708 unsigned short T1_timeouts PACKED;
709 unsigned short SABM_frames_rx PACKED;
710 unsigned short DISC_frames_rx PACKED;
711 unsigned short DM_frames_rx PACKED;
712 unsigned short FRMR_frames_rx PACKED;
713 unsigned short SABM_frames_tx PACKED;
714 unsigned short DISC_frames_tx PACKED;
715 unsigned short DM_frames_tx PACKED;
716 unsigned short FRMR_frames_tx PACKED;
717} read_hdlc_stat_t;
718
719typedef struct read_comms_err_stats{
720 unsigned char overrun_err_rx PACKED;
721 unsigned char CRC_err PACKED;
722 unsigned char abort_frames_rx PACKED;
723 unsigned char frames_dropped_buf_full PACKED;
724 unsigned char abort_frames_tx PACKED;
725 unsigned char transmit_underruns PACKED;
726 unsigned char missed_tx_underruns_intr PACKED;
727 unsigned char reserved PACKED;
728 unsigned char DCD_drop PACKED;
729 unsigned char CTS_drop PACKED;
730} read_comms_err_stats_t;
731
732typedef struct trace_data {
733 unsigned short length PACKED;
734 unsigned char type PACKED;
735 unsigned char trace_dropped PACKED;
736 unsigned char reserved[5] PACKED;
737 unsigned short timestamp PACKED;
738 unsigned char data PACKED;
739} trace_data_t;
740
741enum {UDP_XPIPE_TYPE};
742
743#define XPIPE_ENABLE_TRACING 0x14
744#define XPIPE_DISABLE_TRACING 0x14
745#define XPIPE_GET_TRACE_INFO 0x16
746#define XPIPE_FT1_READ_STATUS 0x74
747#define XPIPE_DRIVER_STAT_IFSEND 0x75
748#define XPIPE_DRIVER_STAT_INTR 0x76
749#define XPIPE_DRIVER_STAT_GEN 0x77
750#define XPIPE_FLUSH_DRIVER_STATS 0x78
751#define XPIPE_ROUTER_UP_TIME 0x79
752#define XPIPE_SET_FT1_MODE 0x81
753#define XPIPE_FT1_STATUS_CTRL 0x80
754
755
756/* error messages */
757#define NO_BUFFS_OR_CLOSED_WIN 0x33
758#define DATA_LENGTH_TOO_BIG 0x32
759#define NO_DATA_AVAILABLE 0x33
760#define Z80_TIMEOUT_ERROR 0x0a
761#define NO_BUFFS 0x08
762
763
764/* Trace options */
765#define TRACE_DEFAULT 0x03
766#define TRACE_SUPERVISOR_FRMS 0x10
767#define TRACE_ASYNC_FRMS 0x20
768#define TRACE_ALL_HDLC_FRMS 0x40
769#define TRACE_DATA_FRMS 0x08
770
771
772#endif /* _SDLA_X25_H */
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-03 01:35:34 -0500