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comparison src/g23m-aci/uart/uart.h @ 162:53929b40109c

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src/g23m-aci: initial import from TCS3.2/LoCosto
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 11 Oct 2016 02:02:43 +0000
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161:4557e2a9c18e 162:53929b40109c
1 /*
2 +-----------------------------------------------------------------------------
3 | Project :
4 | Modul :
5 +-----------------------------------------------------------------------------
6 | Copyright 2002 Texas Instruments Berlin, AG
7 | All rights reserved.
8 |
9 | This file is confidential and a trade secret of Texas
10 | Instruments Berlin, AG
11 | The receipt of or possession of this file does not convey
12 | any rights to reproduce or disclose its contents or to
13 | manufacture, use, or sell anything it may describe, in
14 | whole, or in part, without the specific written consent of
15 | Texas Instruments Berlin, AG.
16 +-----------------------------------------------------------------------------
17 | Purpose : Definitions for the Protocol Stack Entity
18 | Universal Asynchronous Receiver Transmitter (UART).
19 +-----------------------------------------------------------------------------
20 */
21
22 #ifndef UART_H
23 #define UART_H
24
25 /*==== MACROS ======================================================*/
26
27 /*
28 * defines the user of the vsi interface
29 */
30 #define VSI_CALLER UART_handle,
31 #define VSI_CALLER_SINGLE UART_handle
32
33 /*
34 * VERSION
35 *
36 * Description : The constants define the type and the value
37 * of a version identification. The version
38 * is part of the monitor struct.
39 */
40 #define VERSION_UART "UART 1.1"
41
42 #ifdef TI_PS_OP_VSI_NO_CALL_ID
43 #define TIMER_START(C,I,T) vsi_t_start_nc(I,T)
44 #define TIMER_PSTART(C,I,T,R) vsi_t_pstart_nc(I,T,R)
45 #define TIMER_STOP(C,I) vsi_t_stop_nc(I)
46 #define TIMER_STATUS(C,I,T) vsi_t_status_nc(I,T)
47 #define SUSPEND_SELF(C,T) vsi_t_sleep_nc(T)
48 #define SYSTEM_TIME(C,T) vsi_t_time_nc(T)
49 #else /* TI_PS_OP_VSI_NO_CALL_ID */
50 #define TIMER_START(C,I,T) vsi_t_start(C,I,T)
51 #define TIMER_PSTART(C,I,T,R) vsi_t_pstart(C,I,T,R)
52 #define TIMER_STOP(C,I) vsi_t_stop(C,I)
53 #define TIMER_STATUS(C,I,T) vsi_t_status(C,I,T)
54 #define SUSPEND_SELF(C,T) vsi_t_sleep(C,T)
55 #define SYSTEM_TIME(C,T) vsi_t_time(C,T)
56 #endif /* TI_PS_OP_VSI_NO_CALL_ID */
57
58
59 /*
60 * This is just a TEMPORARY define until the issues with OPTION_MULTITHREAD
61 * are settled. This define SHOULD be contained in GSM.H.
62 */
63 #undef _ENTITY_PREFIXED
64 #define _ENTITY_PREFIXED(N) uart_##N
65
66 /*
67 * Communication handles (see also UART_PEI.C)
68 */
69 #define hCommMMI uart_hCommMMI
70 #define hCommUART uart_hCommUART
71
72 /*
73 * Macros for error tracing
74 */
75
76 #ifndef TRACE_ERROR_P1
77 #define TRACE_ERROR_P1(f,a1) vsi_o_error_ttrace(f,a1);
78 #endif
79
80 #ifndef TRACE_ERROR_P2
81 #define TRACE_ERROR_P2(f,a1,a2) vsi_o_error_ttrace(f,a1,a2);
82 #endif
83
84 #ifndef TRACE_ERROR_P3
85 #define TRACE_ERROR_P3(f,a1,a2,a3) vsi_o_error_ttrace(f,a1,a2,a3);
86 #endif
87
88 #ifndef TRACE_ERROR_P4
89 #define TRACE_ERROR_P4(f,a1,a2,a3,a4) vsi_o_error_ttrace(f,a1,a2,a3,a4);
90 #endif
91
92 /*==== CONSTANTS ======================================================*/
93
94 #if defined (DTILIB)
95 /*
96 * dtilib interface
97 */
98
99 #define UART_DTI_UP_INTERFACE 0
100 #define UART_UPLINK_QUEUE_SIZE 0
101 #endif /* DTILIB */
102 /*
103 * Scaling
104 */
105 #ifdef FF_MULTI_PORT
106 #define UART_INSTANCES FF_MULTI_PORT
107 #else /* FF_MULTI_PORT */
108 #ifdef FF_TWO_UART_PORTS
109 #define UART_INSTANCES 2
110 #else /* FF_TWO_UART_PORTS */
111 #define UART_INSTANCES 1
112 #endif /* FF_TWO_UART_PORTS */
113 #endif /* FF_MULTI_PORT */
114
115 #define UART_MAX_NUMBER_OF_CHANNELS 6
116
117 /*
118 * Bitoffset for encoding/decoding
119 */
120 #define ENCODE_OFFSET 0
121
122 /*
123 * Service definitions. Used to access service data with GET/SET_STATE.
124 *
125 * Services with multiple incarnation have to be defined as xxx->
126 * Services with only one incarnation have to be defined as xxx.
127 *
128 */
129 #define UART_SERVICE_KER ker.
130 #define UART_SERVICE_RX rx.
131 #define UART_SERVICE_TX tx.
132 #define UART_SERVICE_DTX dtx->
133 #define UART_SERVICE_DRX drx->
134 #define UART_SERVICE_RT rt.
135
136 /*
137 * Service name definitions for trace purposes.
138 */
139 #ifndef NTRACE
140
141 #define SERVICE_NAME_UART_SERVICE_KER "KER"
142 #define SERVICE_NAME_UART_SERVICE_RX "RX"
143 #define SERVICE_NAME_UART_SERVICE_TX "TX"
144 #define SERVICE_NAME_UART_SERVICE_DRX "DRX"
145 #define SERVICE_NAME_UART_SERVICE_DTX "DTX"
146 #define SERVICE_NAME_UART_SERVICE_RT "RT"
147
148 #endif /* !NTRACE */
149
150
151 /*
152 * State definitions for each service.
153 */
154
155 #define KER_DEAD 1
156 #define KER_READY 2
157 #define KER_MUX_ESTABLISH 3
158 #define KER_MUX 4
159 #define KER_MUX_DLC_CLOSING 5
160 #define KER_MUX_CLOSING 6
161 #define KER_MUX_CLOSED 7
162
163 #define RX_DEAD 8
164 #ifdef DTILIB
165 /*
166 * we do not use the one from DTILIB here
167 */
168 #undef RX_READY
169 #endif
170 #define RX_READY 9
171 #define RX_MUX 10
172
173 #define TX_DEAD 11
174 #ifdef DTILIB
175 /*
176 * we do not use the one from DTILIB here
177 */
178 #undef TX_READY
179 #endif
180 #define TX_READY 12
181 #define TX_READY_FLUSHING 13
182 #define TX_MUX 14
183 #define TX_MUX_FLUSHING 15
184
185 #define DRX_DEAD 16
186 #define DRX_READY 17
187 #define DRX_NOT_READY 18
188 #define DRX_FLUSHING 19
189
190 #define DTX_DEAD 20
191 #define DTX_READY 21
192 #define DTX_NOT_READY 22
193
194 #define RT_STATE 23
195
196 /*
197 * DLC Connection states
198 */
199 #define UART_CONNECTION_DEAD 24
200 #define UART_CONNECTION_SABM_RCVD 25
201 #define UART_CONNECTION_DISC_SENT 26
202 #define UART_CONNECTION_OPEN 27
203
204 /*
205 * states of TX ISR state machine
206 */
207 #define UART_TX_BEGIN 28
208 #define UART_TX_ADDRESS 29
209 #define UART_TX_CONTROL 30
210 #define UART_TX_INFORMATION 31
211 #define UART_TX_FCS 32
212 #define UART_TX_END 33
213
214 /*
215 * states of TX sending indicator
216 */
217 #define UART_TX_SENDING 34
218 #define UART_TX_NOT_SENDING 35
219
220 /*
221 * states of RX receiving indicator
222 */
223 #define UART_RX_RECEIVING 36
224 #define UART_RX_NOT_RECEIVING 37
225
226 /*
227 * states of RX ISR state machine
228 */
229 #define UART_RX_ERROR 38
230 #define UART_RX_BEGIN 39
231 #define UART_RX_ADDRESS 40
232 #define UART_RX_CONTROL 41
233 #define UART_RX_INFORMATION 42
234 #define UART_RX_FCS 43
235 #define UART_RX_END 44
236
237 /*
238 * DLC process states of reception
239 */
240 #define UART_RX_PROCESS_STOP 45
241 #define UART_RX_PROCESS_READY 46
242 #define UART_RX_PROCESS_COMPLETE 47
243
244 /*
245 * definition of flush states for service KER
246 */
247 #define UART_KER_NOT_FLUSHING 48
248 #define UART_KER_DRX_FLUSH 49
249 #define UART_KER_TX_FLUSH 50
250
251 /*
252 * special channel instance values
253 */
254 #define UART_CONTROL_INSTANCE UART_MAX_NUMBER_OF_CHANNELS
255 #define UART_EMPTY_INSTANCE 255
256
257 /*
258 * priority value
259 */
260 #define UART_PRIORITY_CONTROL 0
261
262 /*
263 * HDLC values
264 */
265 #define UART_HDLC_FLAG 0x7e
266 #define UART_HDLC_ESCAPE 0x7d
267 #define UART_SABM_FRAME 0x3f
268 #define UART_UA_FRAME 0x73
269 #define UART_DM_CONTROL_FRAME 0x1f
270 #define UART_DM_DATA_FRAME 0x0f
271 #define UART_DISC_FRAME 0x53
272 #define UART_UIH_CONTROL_FRAME 0xff
273 #define UART_UIH_DATA_FRAME 0xef
274
275 /*
276 * UART DLC channel values
277 */
278 #define UART_DLCI_CONTROL 0
279 #define UART_DLCI_INVALID 255
280 #define UART_DLCI_POS 2
281
282 /*
283 * mask values for forward parameter
284 */
285 #define UART_FORWARD_CLD 0x00000001
286 #define UART_FORWARD_FCON 0x00000002
287 #define UART_FORWARD_FCOFF 0x00000004
288 #define UART_FORWARD_MSC 0x00000008
289 #define UART_FORWARD_SABM 0x00000010
290 #define UART_FORWARD_DLC_RELEASE 0x00000020
291 #define UART_FORWARD_PSC 0x00000040
292 #define UART_FORWARD_RESPONSE 0x00000080
293
294 /*
295 * message type values (for UIH command frames)
296 */
297 #define UART_MSG_TYPE_PSC_C 0x43
298 #define UART_MSG_TYPE_PSC_R 0x41
299 #define UART_MSG_TYPE_CLD_C 0xc3
300 #define UART_MSG_TYPE_CLD_R 0xc1
301 #define UART_MSG_TYPE_FCON_C 0xa3
302 #define UART_MSG_TYPE_FCON_R 0xa1
303 #define UART_MSG_TYPE_FCOFF_C 0x63
304 #define UART_MSG_TYPE_FCOFF_R 0x61
305 #define UART_MSG_TYPE_MSC_C 0xe3
306 #define UART_MSG_TYPE_MSC_R 0xe1
307 #define UART_MSG_TYPE_NSC_R 0x11
308 #define UART_MSG_TYPE_SNC_C 0xd3
309 #define UART_MSG_TYPE_SNC_R 0xd1
310
311 /*
312 * message length field values
313 */
314 #define UART_MSG_LENGTH_POS 1
315
316 /*
317 * definitions for service negotiation
318 */
319 #define UART_NO_SERVICE 0x00
320 #define UART_NO_VOICE_CODEC 0x00
321
322 /*
323 * definitions for modem status commands
324 */
325 #define UART_NO_BREAK_SIGNAL 0x01
326
327 /*
328 * FCS calculation
329 */
330 #define UART_INITFCS 0xff
331 #define UART_GOODFCS 0xcf
332
333 /*
334 * offset addresses for frame handling in service KER
335 * (in bytes after flag)
336 */
337 #define UART_OFFSET_ADDRESS 0
338 #define UART_OFFSET_CONTROL 1
339 #define UART_OFFSET_INFO 2
340
341 /*
342 * common EA and CR bit
343 */
344 #define UART_EA 0x01
345 #define UART_CR 0x02
346 /*
347 * modem status command (MSC) masks and positions
348 */
349 #define UART_MSC_BRKLEN_POS 4
350 #define UART_MSC_DV_MASK 0x80
351 #define UART_MSC_IC_MASK 0x40
352 #define UART_MSC_RTR_MASK 0x08
353 #define UART_MSC_RTC_MASK 0x04
354 #define UART_MSC_FC_MASK 0x02
355 #define UART_MSC_BRK_MASK 0x02
356 #define UART_MSC_BRKLEN_MASK 0xf0
357
358 /*
359 * !!! for vsi_t_sleep may be changed???
360 */
361 #define ONE_FRAME 0
362 /*
363 * position and mask definitions
364 */
365 #define BRK_LEN_POS BRKLEN
366 #define BRK_LEN_MASK 0x1fe00L
367 #define SA_MASK ( 1UL << SA )
368 #define SB_MASK ( 1UL << SB )
369 #define X_MASK ( 1UL << X )
370 #define BRK_MASK ( 1UL << BRK )
371 #define ESC_MASK ( 1UL << ESC )
372 #define RI_MASK ( 1UL << RI )
373 #define DCD_MASK ( 1UL << DCD )
374 /*
375 * UART intern position and mask definitions
376 */
377 #define UART_CTS_POS 0
378 #define UART_RTS_POS 1
379 #define UART_DSR_POS 2
380 #define UART_DTR_POS 3
381 #define UART_DCD_POS 4
382 #define UART_BRK_RX_POS 5
383 #define UART_BRK_TX_POS 6
384 #define UART_ESC_RX_POS 7
385 #define UART_ESC_TX_POS 8
386 #define UART_BRKLEN_RX_POS 9
387 #define UART_BRKLEN_TX_POS 17
388 #define UART_FC_RX_POS 25
389 #define UART_FC_TX_POS 26
390 #define UART_RI_POS 27
391 #define UART_SA_TX_POS 28
392 #define UART_SB_TX_POS UART_DCD_POS
393 #define UART_X_TX_POS 29
394 #define UART_SA_RX_POS UART_DTR_POS
395 #define UART_SB_RX_POS 30
396 #define UART_X_RX_POS UART_RTS_POS
397 #define UART_CTS_MASK (1UL << UART_CTS_POS)
398 #define UART_RTS_MASK (1UL << UART_RTS_POS)
399 #define UART_DSR_MASK (1UL << UART_DSR_POS)
400 #define UART_DTR_MASK (1UL << UART_DTR_POS)
401 #define UART_DCD_MASK (1UL << UART_DCD_POS)
402 #define UART_BRK_RX_MASK (1UL << UART_BRK_RX_POS)
403 #define UART_BRK_TX_MASK (1UL << UART_BRK_TX_POS)
404 #define UART_ESC_RX_MASK (1UL << UART_ESC_RX_POS)
405 #define UART_ESC_TX_MASK (1UL << UART_ESC_TX_POS)
406 #define UART_BRKLEN_RX_MASK (255UL << UART_BRKLEN_RX_POS)
407 #define UART_BRKLEN_TX_MASK (255UL << UART_BRKLEN_TX_POS)
408 #define UART_FC_RX_MASK (1UL << UART_FC_RX_POS)
409 #define UART_FC_TX_MASK (1UL << UART_FC_TX_POS)
410 #define UART_RI_MASK (1UL << UART_RI_POS)
411 #define UART_SA_TX_MASK (1UL << UART_SA_TX_POS)
412 #define UART_SB_TX_MASK (1UL << UART_SB_TX_POS)
413 #define UART_X_TX_MASK (1UL << UART_X_TX_POS)
414 #define UART_SA_RX_MASK (1UL << UART_SA_RX_POS)
415 #define UART_SB_RX_MASK (1UL << UART_SB_RX_POS)
416 #define UART_X_RX_MASK (1UL << UART_X_RX_POS)
417
418 /*
419 * values for received primitive bitfield
420 */
421 #define UART_PARAMETERS_REQ_MASK 0x00000001
422 #define UART_DTI_REQ_MASK 0x00000004
423 #define UART_DISABLE_REQ_MASK 0x00000008
424 #define UART_RING_REQ_MASK 0x00000010
425 #define UART_DCD_REQ_MASK 0x00000020
426 #define UART_MUX_START_REQ_MASK 0x00000080
427 #define UART_MUX_DLC_RELEASE_REQ_MASK 0x00000100
428 #define UART_MUX_SLEEP_REQ_MASK 0x00000200
429 #define UART_MUX_WAKEUP_REQ_MASK 0x00000400
430 #define UART_MUX_CLOSE_REQ_MASK 0x00000800
431 #define UART_DTI_DATA_REQ_MASK 0x00001000
432
433 /*
434 * value for N1 in ready mode
435 */
436 #define UART_N1_READY_MODE 10
437 /*
438 * buffer size of RX buffer in multiplexer mode
439 */
440 #define UART_RX_MUX_BUFFER_SIZE (100 - sizeof(T_desc2))
441
442 #ifdef WIN32
443 #define HISR_STACK_SIZE 512
444 #endif
445 #ifdef _SIMULATION_
446 #define UART_TX_SIM_BUFFER_SIZE 136
447 #endif /* _SIMULATION_ */
448
449 /*
450 * Timer handle definitions.
451 */
452
453 #define UART_RT_INDEX_T1 0
454 #define UART_RT_INDEX_T2 1
455 #define UART_RT_INDEX_T3 2
456 #define UART_RT_INDEX_TESD 3 /* Escape Sequence Detection */
457 #define UART_TIMER_PER_INSTANCE 4
458
459 #define UART_TIMER_MAX (UART_TIMER_PER_INSTANCE * UART_INSTANCES)
460
461 /* Dynamic Configuration Numbers */
462 #define RESET 0
463 #ifdef DEBUG_COUNTERS
464 #define DUMP_COUNTERS 6
465 #endif /* DEBUG_COUNTERS */
466
467 /*
468 * definition of constants for DTX dynamic buffer management:
469 */
470 #define UART_DTX_MAX_BUF_SIZE 1000 /* max. 1000 bytes */
471 #define UART_DTX_MAX_SIZE_MULTIPLIER \
472 ((USHORT)(UART_DTX_MAX_BUF_SIZE / uart_data->n1))
473
474 /*==== GLOBAL VARIABLES ======================================================*/
475
476 /*==== TYPES ======================================================*/
477
478 /*
479 * UART global typedefs
480 */
481 typedef UBYTE T_BIT;
482
483 /*
484 * definition of sending state for service DRX
485 */
486 typedef enum
487 {
488 UART_DRX_NOT_SENDING,
489 UART_DRX_SENDING,
490 UART_DRX_INVALID
491 } T_DRX_SENDING_STATE;
492
493 /*
494 * definition of receiving states for service DTX
495 */
496 typedef enum
497 {
498 UART_DTX_NOT_RECEIVING,
499 UART_DTX_RECEIVING,
500 UART_DTX_INVALID
501 } T_DTX_RECEIVING_STATE;
502
503 /*
504 * definition of sending/receiving state for service KER
505 */
506 typedef enum
507 {
508 UART_KER_NOT_SENDING,
509 UART_KER_SENDING,
510 UART_KER_NOT_RECEIVING,
511 UART_KER_RECEIVING,
512 UART_KER_INVALID
513 } T_KER_TRANSMISSION_STATE;
514
515 /*
516 * definition of timer states for service RT
517 */
518 typedef enum
519 {
520 UART_RT_STARTED,
521 UART_RT_STOPPED
522 } T_TIMER_STATE;
523
524 /*
525 * definition of data flow states
526 */
527 typedef enum
528 {
529 UART_FLOW_DISABLED,
530 UART_FLOW_ENABLED
531 } T_DATA_FLOW_STATE;
532
533 /*
534 * definition of escape sequence detection (ESD) states
535 */
536 typedef enum
537 {
538 UART_ESD_NULL, /* ESD not in progress */
539 UART_ESD_CHAR_1, /* first ESD character has been received ('+') */
540 UART_ESD_CHAR_2, /* second ESD character... */
541 /* third ESD character has been received (fourth would be invalid) */
542 UART_ESD_CHAR_3,
543 /* escape sequence detected, but charcters are not removed from data stream */
544 UART_ESD_DETECTED
545 } T_ESD_STATE;
546
547 /*
548 * data structure for each service
549 */
550
551 typedef struct /* T_KER_DATA */
552 {
553 UBYTE state;
554 /*
555 * Required for state traces.
556 */
557 #ifndef NTRACE
558 char *name;
559 char *state_name;
560 #endif /* !NTRACE */
561
562 /*
563 * service specific: UART parameters, normal mode
564 */
565 #ifdef FF_MULTI_PORT
566 T_GSI_DCB act_dcb; /* device control block */
567 #else /* FF_MULTI_PORT */
568 T_baudrate act_br; /* baud rate */
569 T_bitsPerCharacter act_bpc; /* bit per character */
570 T_stopBits act_sb; /* stop bits */
571 T_parity act_par; /* parity */
572 UBYTE act_xon; /* XOn character */
573 UBYTE act_xoff; /* XOff character */
574 T_flowCtrlMode act_fc_rx; /* RX flow control mode */
575 T_flowCtrlMode act_fc_tx; /* TX flow control mode */
576 UBYTE act_ec; /* escape character */
577 USHORT act_gp; /* guard period */
578 #endif /* FF_MULTI_PORT */
579 /*
580 * service specific: multiplexer mode
581 */
582 UBYTE n2; /* maximum number of retransmissions */
583 /*
584 * service specific: receive part, multiplexer mode
585 */
586 T_desc2* rx_data_desc; /* data received from peer */
587 /* state of internal data receiving */
588 T_KER_TRANSMISSION_STATE receiving_state;
589 /* data to be sent to peer */
590 T_desc2* tx_data_desc;
591 /* data waiting for access to tx_data_desc */
592 T_desc2* tx_data_waiting;
593 /* KER currently sending via UART? */
594 T_KER_TRANSMISSION_STATE sending_state;
595 /* data flow enabled/disabled */
596 T_DATA_FLOW_STATE data_flow_tx;
597 /* number of running T1 timers */
598 UBYTE nr_t1;
599 /* number of running T2 timers */
600 UBYTE nr_t2;
601 /* bitfield of received UART primitives */
602 ULONG received_prim;
603 /* state of flushing */
604 UBYTE flush_state;
605 } T_KER_DATA;
606
607
608 typedef struct /* T_RX_DATA */
609 {
610 UBYTE state;
611 /*
612 * Required for state traces.
613 */
614 #ifndef NTRACE
615 char *name;
616 char *state_name;
617 #endif /* !NTRACE */
618
619
620 #ifndef FF_MULTI_PORT
621 #ifdef WIN32
622 NU_HISR rx_HISR;
623 #endif /* WIN32 */
624 #endif /* !FF_MULTI_PORT */
625
626 /*
627 * ab hier service spezif.
628 */
629 #ifdef FF_MULTI_PORT
630 T_desc2* mux_buffer; /* buffer in multiplexer mode */
631 USHORT mux_pos; /* analyse position in multiplexer mode */
632 BOOL waiting_for_data; /* waiting for indication of UART driver */
633 #else /* FF_MULTI_PORT */
634 T_BIT cldFromIrq; /* indicator whether it is an IRQ call */
635 T_reInstMode *reInstall; /* reinstallation mode */
636 UBYTE nsource; /* number of readable fragments */
637 UBYTE *source[2]; /* addresses of readable fragments */
638 USHORT *size; /* sizes of readable fragments */
639 BOOL read_permission; /* permission of ISR to read out data */
640 #endif /* FF_MULTI_PORT */
641
642 ULONG lines; /* status of V.24 lines */
643 ULONG prev_lines; /* old status of V.24 lines */
644 UBYTE dlc_instance; /* instance of DLC table */
645 BOOL escape; /* control escape character received */
646 UBYTE receive_state; /* state of reception */
647 UBYTE analyze_state; /* state of frame analysis */
648 UBYTE fcs; /* calculated fcs */
649 UBYTE address_field; /* frame address field */
650 USHORT stored_len; /* length of stored information field */
651 #ifdef _SIMULATION_
652 T_desc2* sim_buffer; /* to simulate driver reception buffer */
653 USHORT sim_pos; /* position to read next byte */
654 BOOL sim_send; /* send DTI_GETDATA_REQ */
655 #endif /* _SIMULATION_ */
656 } T_RX_DATA;
657
658
659 typedef struct /* T_TX_DATA */
660 {
661 UBYTE state;
662 /*
663 * Required for state traces.
664 */
665 #ifndef NTRACE
666 char *name;
667 char *state_name;
668 #endif /* !NTRACE */
669
670 #ifndef FF_MULTI_PORT
671 #ifdef WIN32
672 NU_HISR tx_HISR;
673 #endif
674 #endif /* !FF_MULTI_PORT */
675
676 /*
677 * ab hier service spezif.
678 */
679 #ifdef FF_MULTI_PORT
680 T_desc2* mux_buffer; /* buffer in multiplexer mode */
681 USHORT mux_pos; /* transmit position in multiplexer mode */
682 BOOL waiting_for_space; /* waiting for indication of UART driver */
683 #ifdef _SIMULATION_
684 T_desc2* sim_buffer; /* to simulate driver transsion buffer */
685 USHORT sim_sent; /* already sent bytes */
686 BOOL sim_waiting; /* waiting for READY */
687 #endif /* _SIMULATION_ */
688 #else /* FF_MULTI_PORT */
689 T_BIT cldFromIrq; /* indicator whether it is an IRQ call */
690 T_reInstMode *reInstall; /* reinstallation mode */
691 UBYTE ndest; /* number of writeable fragments */
692 UBYTE *dest[2]; /* addresses of writeable fragments */
693 USHORT *size; /* sizes of writeable fragments */
694 #endif /* FF_MULTI_PORT */
695
696 ULONG lines; /* status of V.24 lines */
697 UBYTE dlc_instance; /* instance of global channel table */
698 UBYTE p_zero; /* relative zero for priority counter */
699 UBYTE send_state; /* indicator whether TX is sending */
700 } T_TX_DATA;
701
702
703 typedef struct /* T_DTX_DATA */
704 {
705 UBYTE state;
706 /*
707 * Required for state traces.
708 */
709 #ifndef NTRACE
710 char *name;
711 char *state_name;
712 #endif /* !NTRACE */
713
714 /*
715 * service specific:
716 */
717 /* stores generic data descriptor to send */
718 T_desc2 *to_send_data;
719 /* current size of to send data descriptor */
720 USHORT cur_desc_size;
721 /* next to write position in current descriptor */
722 USHORT write_pos;
723 /* multiplier to dynamically adapt cur_desc_size; min. is 3 */
724 USHORT size_multiplier;
725 /* flow control state (X bit) */
726 UBYTE st_flow;
727 /* line state SA */
728 UBYTE st_line_sa;
729 /* line state SB */
730 UBYTE st_line_sb;
731 /* escape state */
732 UBYTE st_break_len;
733 /* indicator whether line states changed */
734 BOOL lines_changed;
735 /* state of internal data receiving */
736 T_DTX_RECEIVING_STATE receiving_state;
737 /* indicator whether data flow is enabled or disabled */
738 T_DATA_FLOW_STATE data_flow;
739 #if defined DTILIB
740 /* state of DTILIB connection */
741 UBYTE dti_dtx_state;
742 #else
743 /* vsi handle for uplink of this entity */
744 T_HANDLE hComm_DTX_UPLINK;
745 #endif
746 /* dlc instance wich belongs to this DTX instance */
747 UBYTE dlc_instance;
748 /* enable/disable escape sequence detection */
749 UBYTE detect_escape;
750 /* escape sequence detection state */
751 T_ESD_STATE esd_state;
752 /* escape sequence detection guard period time */
753 T_TIME esd_guard_time;
754 /* escape sequence detection scan position */
755 USHORT esd_pos;
756 #ifdef _SIMULATION_
757 char *esd_state_name;
758 #endif
759 } T_DTX_DATA;
760
761
762 typedef struct /* T_DRX_DATA */
763 {
764 UBYTE state;
765 /*
766 * Required for state traces.
767 */
768 #ifndef NTRACE
769 char *name;
770 char *state_name;
771 #endif /* !NTRACE */
772
773 /*
774 * service specific:
775 */
776 /* DRX currently sending via UART? */
777 T_DRX_SENDING_STATE sending_state;
778 /* data flow enabled/disabled */
779 T_DATA_FLOW_STATE data_flow;
780
781 /* data descriptor received via DTI */
782 T_desc2* received_data;
783 /* already processed data */
784 USHORT read_pos;
785 #if defined DTILIB
786 /* state of DTILIB connection */
787 UBYTE dti_drx_state;
788 #else
789 /* vsi handle for uplink of this entity */
790 T_HANDLE hComm_DRX_UPLINK;
791 #endif
792 /* dlc instance wich belongs to this DRX instance */
793 UBYTE dlc_instance;
794 } T_DRX_DATA;
795
796
797 typedef struct /* T_RT_DATA */
798 {
799 UBYTE state;
800 /*
801 * Required for state traces.
802 */
803 #ifndef NTRACE
804 char *name;
805 char *state_name;
806 #endif /* !NTRACE */
807
808 /*
809 * service specific:
810 */
811 T_TIMER_STATE state_t1; /* state of timer T1 */
812 T_TIMER_STATE state_t2; /* state of timer T2 */
813 T_TIMER_STATE state_t3; /* state of timer T3 */
814 T_TIMER_STATE state_tesd; /* state of timer TESD */
815 T_TIME t1; /* start value of timer T1 */
816 T_TIME t2; /* start value of timer T2 */
817 T_TIME t3; /* start value of timer T3 */
818 T_TIME tesd; /* start value of timer TESD */
819
820 } T_RT_DATA;
821
822
823 /*
824 * global channel structure
825 */
826 typedef struct /* T_DLC */
827 {
828 T_DRX_DATA *drx; /* instance of appropriate DRX service */
829 T_DTX_DATA *dtx; /* instance of appropriate DTX service */
830
831 UBYTE dlci; /* Data Link Connection Identifier */
832 UBYTE priority; /* priority of dlc */
833 #if defined DTILIB
834 UBYTE dti_state; /* state of DTILIB connection */
835 #else
836 T_HANDLE hCommUPLINK; /* VSI connection handle */
837 #endif
838 UBYTE connection_state; /* state of DLC connection */
839
840 /*
841 * information for service TX
842 */
843 T_desc2* transmit_data; /* data to transmit to the TE */
844 USHORT transmit_pos; /* start position to transmit */
845 UBYTE p_counter; /* priority counter to dermine send interval */
846
847 /*
848 * information for service RX
849 */
850 T_desc2* receive_data; /* descriptor to write */
851 USHORT receive_pos; /* start position to write */
852 USHORT receive_size; /* size of write descriptor */
853 UBYTE receive_process; /* state of receive process */
854
855 /*
856 * information for service KER
857 */
858 T_desc2* last_command; /* last sent command frame */
859 T_desc2* next_command; /* next command frames to send */
860 UBYTE retransmissions; /* number of retransmissions of command frame */
861 ULONG lines; /* line states of DLC */
862 UBYTE service;
863 UBYTE codec;
864 ULONG received_prim; /* bitfield of received UART primitives */
865 BOOL flushed; /* indicator whether DLC is flushed */
866 } T_DLC;
867
868
869 /*
870 * summery of all service
871 */
872
873 typedef struct /* T_UART_DATA */
874 {
875
876 /*
877 * UART layer parameters
878 */
879 UBYTE version;
880
881 /*
882 * Service data structures
883 *
884 * Services with multiple incarnations require an array of structures
885 * named xxx_base[] with xxx = service abbrevation, and additionally a
886 * pointer named *xxx, which will be accessed instead of xxx_base.
887 *
888 * Services with only one incarnation just have to declare one structure
889 * named xxx (no need for xxx_base[] and *xxx).
890 *
891 * The differentiation between the two access possibilites is made with
892 * the defines of the service names above (UART_SERVICE_XXX).
893 */
894 T_KER_DATA ker;
895 T_RX_DATA rx;
896 T_TX_DATA tx;
897 T_DRX_DATA drx_base[UART_MAX_NUMBER_OF_CHANNELS];
898 T_DRX_DATA *drx;
899 T_DTX_DATA dtx_base[UART_MAX_NUMBER_OF_CHANNELS];
900 T_DTX_DATA *dtx;
901 T_RT_DATA rt;
902
903 /*
904 * global UART variables
905 */
906 UBYTE device; /* index of the UART channel for this instance */
907 USHORT n1; /* max. length of a frame in multiplexer mode */
908 UBYTE xon; /* XON character for software flow control */
909 UBYTE xoff; /* XOFF character for software flow control */
910 T_DLC dlc_table[UART_MAX_NUMBER_OF_CHANNELS + 1]; /* channel table */
911 UBYTE dlc_instance[64]; /* lookup table for for DLC instances */
912 USHORT timer_t1_index; /* Index of timer T1 in this instance */
913 USHORT timer_t2_index; /* Index of timer T2 in this instance */
914 USHORT timer_t3_index; /* Index of timer T3 in this instance */
915 USHORT timer_tesd_index;/* Index of timer TESD in this instance */
916 UBYTE act_ec; /* Escape Character */
917 USHORT act_gp; /* Guard Period */
918
919 #ifdef WIN32
920 UBYTE HISR_stack[HISR_STACK_SIZE];
921 #endif
922
923 /*
924 * global UART constants
925 */
926 UBYTE* fcstab; /* lookup table for FCS calculation */
927 } T_UART_DATA;
928
929 #ifndef DTILIB
930 /*
931 * global table which maps an unique c_id to
932 * pointers of DRX/DTX instances which serve this channel
933 */
934 typedef struct /* T_UART_CID_TABLE */
935 {
936 UBYTE c_id; /* channel id */
937 T_UART_DATA* uart_data; /* pointer to UART data for this channel */
938 T_DRX_DATA* drx; /* pointer to DRX service for this channel */
939 T_DTX_DATA* dtx; /* pointer to DTX service for this channel */
940 } T_UART_CID_TABLE;
941 #endif /* DTILIB */
942
943 /*==== EXPORT =====================================================*/
944
945
946 /*
947 * Entity data base
948 */
949
950 #ifdef UART_PEI_C
951 /*
952 * FCS lookup table
953 */
954 static UBYTE uart_fcstable_base[256] = { /* reversed, 8-bit, poly=0x07 */
955 0x00, 0x91, 0xE3, 0x72, 0x07, 0x96, 0xE4, 0x75,
956 0x0E, 0x9F, 0xED, 0x7C, 0x09, 0x98, 0xEA, 0x7B,
957 0x1C, 0x8D, 0xFF, 0x6E, 0x1B, 0x8A, 0xF8, 0x69,
958 0x12, 0x83, 0xF1, 0x60, 0x15, 0x84, 0xF6, 0x67,
959 0x38, 0xA9, 0xDB, 0x4A, 0x3F, 0xAE, 0xDC, 0x4D,
960 0x36, 0xA7, 0xD5, 0x44, 0x31, 0xA0, 0xD2, 0x43,
961 0x24, 0xB5, 0xC7, 0x56, 0x23, 0xB2, 0xC0, 0x51,
962 0x2A, 0xBB, 0xC9, 0x58, 0x2D, 0xBC, 0xCE, 0x5F,
963 0x70, 0xE1, 0x93, 0x02, 0x77, 0xE6, 0x94, 0x05,
964 0x7E, 0xEF, 0x9D, 0x0C, 0x79, 0xE8, 0x9A, 0x0B,
965 0x6C, 0xFD, 0x8F, 0x1E, 0x6B, 0xFA, 0x88, 0x19,
966 0x62, 0xF3, 0x81, 0x10, 0x65, 0xF4, 0x86, 0x17,
967 0x48, 0xD9, 0xAB, 0x3A, 0x4F, 0xDE, 0xAC, 0x3D,
968 0x46, 0xD7, 0xA5, 0x34, 0x41, 0xD0, 0xA2, 0x33,
969 0x54, 0xC5, 0xB7, 0x26, 0x53, 0xC2, 0xB0, 0x21,
970 0x5A, 0xCB, 0xB9, 0x28, 0x5D, 0xCC, 0xBE, 0x2F,
971 0xE0, 0x71, 0x03, 0x92, 0xE7, 0x76, 0x04, 0x95,
972 0xEE, 0x7F, 0x0D, 0x9C, 0xE9, 0x78, 0x0A, 0x9B,
973 0xFC, 0x6D, 0x1F, 0x8E, 0xFB, 0x6A, 0x18, 0x89,
974 0xF2, 0x63, 0x11, 0x80, 0xF5, 0x64, 0x16, 0x87,
975 0xD8, 0x49, 0x3B, 0xAA, 0xDF, 0x4E, 0x3C, 0xAD,
976 0xD6, 0x47, 0x35, 0xA4, 0xD1, 0x40, 0x32, 0xA3,
977 0xC4, 0x55, 0x27, 0xB6, 0xC3, 0x52, 0x20, 0xB1,
978 0xCA, 0x5B, 0x29, 0xB8, 0xCD, 0x5C, 0x2E, 0xBF,
979 0x90, 0x01, 0x73, 0xE2, 0x97, 0x06, 0x74, 0xE5,
980 0x9E, 0x0F, 0x7D, 0xEC, 0x99, 0x08, 0x7A, 0xEB,
981 0x8C, 0x1D, 0x6F, 0xFE, 0x8B, 0x1A, 0x68, 0xF9,
982 0x82, 0x13, 0x61, 0xF0, 0x85, 0x14, 0x66, 0xF7,
983 0xA8, 0x39, 0x4B, 0xDA, 0xAF, 0x3E, 0x4C, 0xDD,
984 0xA6, 0x37, 0x45, 0xD4, 0xA1, 0x30, 0x42, 0xD3,
985 0xB4, 0x25, 0x57, 0xC6, 0xB3, 0x22, 0x50, 0xC1,
986 0xBA, 0x2B, 0x59, 0xC8, 0xBD, 0x2C, 0x5E, 0xCF
987 };
988
989 T_UART_DATA uart_data_base[ UART_INSTANCES ], *uart_data;
990
991 #ifndef DTILIB
992 /*
993 * global table which maps an unique c_id to the instance
994 * number of the UART instance which serves this channel
995 */
996 T_UART_CID_TABLE uart_cid_table[ UART_INSTANCES * \
997 UART_MAX_NUMBER_OF_CHANNELS ];
998 #endif /* !DTILIB */
999
1000 #else /* UART_PEI_C */
1001 EXTERN UBYTE uart_fcstable_base[256];
1002 EXTERN T_UART_DATA uart_data_base[], *uart_data;
1003 #ifndef DTILIB
1004 EXTERN T_UART_CID_TABLE uart_cid_table[];
1005 #endif /* !UART_DTILIB */
1006 /*
1007 * function prototypes
1008 */
1009 #ifdef FF_MULTI_PORT
1010 EXTERN void pei_uart_driver_signal (T_DRV_SIGNAL *SigPtr);
1011 #endif /* FF_MULTI_PORT */
1012 #endif /* UART_PEI_C */
1013
1014 #define ENTITY_DATA uart_data
1015
1016 /*
1017 * prefix service functions
1018 */
1019 #define ker_init _ENTITY_PREFIXED(ker_init)
1020 #define rx_init _ENTITY_PREFIXED(rx_init)
1021 #define tx_init _ENTITY_PREFIXED(tx_init)
1022 #define drx_init _ENTITY_PREFIXED(drx_init)
1023 #define dtx_init _ENTITY_PREFIXED(dtx_init)
1024 #define rt_init _ENTITY_PREFIXED(rt_init)
1025 #define rx_read_data _ENTITY_PREFIXED(rx_read_data)
1026 #define tx_write_data _ENTITY_PREFIXED(tx_write_data)
1027 #define tx_create_hdlc_frame _ENTITY_PREFIXED(tx_create_hdlc_frame)
1028
1029 #if defined (DTILIB)
1030 #ifdef _SIMULATION_
1031 #define sig_dti_ker_connection_opened_ind \
1032 _ENTITY_PREFIXED(sig_dti_ker_connection_opened_ind)
1033 #define sig_dti_ker_connection_closed_ind \
1034 _ENTITY_PREFIXED(sig_dti_ker_connection_closed_ind)
1035 #define sig_dti_drx_data_received_ind \
1036 _ENTITY_PREFIXED(sig_dti_drx_data_received_ind)
1037 #define sig_dti_dtx_tx_buffer_full_ind \
1038 _ENTITY_PREFIXED(sig_dti_dtx_tx_buffer_full_ind)
1039 #define sig_dti_dtx_tx_buffer_ready_ind \
1040 _ENTITY_PREFIXED(sig_dti_dtx_tx_buffer_ready_ind)
1041
1042 #ifdef DTI2
1043 /*
1044 * for the driver-simulation dti channel, the c_id parameter
1045 * is already in use for transmission of control information
1046 * (which was formerly stored in the tui .. ;), unfortunately.
1047 * NOTE: not yet implemented!!!
1048 */
1049 #define UART_TEST_C_ID_1 0
1050 #define UART_TEST_C_ID_2 1
1051
1052
1053
1054 /*
1055 * these are __in no way__ real link_ids. Instead, the variable is used for
1056 * communication between the entity and the test environment, here. In
1057 * previous versions, the tui was used for this, but since DTI2 primitives do
1058 * not contain such a parameter any more, the dirty work has been passed on to
1059 * the link_id ..
1060 *
1061 * This is directly taken from
1062 */
1063
1064 #define LINK_READDATA_PORT_1 0 /* misused link_id for read_data call */
1065 #define LINK_DISABLE_PORT_1 1 /* misused link_id for disable call */
1066 #define LINK_ENABLE_PORT_1 2 /* misused link_id for enable call */
1067 #define LINK_WRITEDATA_PORT_1 3 /* misused link_id for write_data call */
1068
1069 #define LINK_READDATA_PORT_2 10 /* misused link_id for read_data call */
1070 #define LINK_DISABLE_PORT_2 11 /* misused link_id for disable call */
1071 #define LINK_ENABLE_PORT_2 12 /* misused link_id for enable call */
1072 #define LINK_WRITEDATA_PORT_2 13 /* misused link_id for write_data call */
1073
1074 #define LINK_UART_OUT_PORT_1 0 /* misused link_id of UART_OUT test interface */
1075 #define LINK_UART_OUT_PORT_2 10 /* misused link_id of UART_OUT test interface */
1076
1077 #define LINK_PORT_THRESHOLD 9 /* to be able to distinguish between port 1 and port2 */
1078
1079 #endif /* DTI2 */
1080
1081 #endif /* _SIMULATION_ */
1082
1083 #endif /* DTILIB */
1084
1085
1086 /*
1087 * Communication handles (see also UART_PEI.C)
1088 */
1089 #ifdef UART_PEI_C
1090
1091 T_HANDLE hCommMMI = VSI_ERROR;
1092 T_HANDLE hCommUART = VSI_ERROR;
1093 T_HANDLE UART_handle;
1094
1095 /*
1096 * make the pei_create function unique
1097 */
1098 #define pei_create _ENTITY_PREFIXED(pei_create)
1099
1100 #else /* UART_PEI_C */
1101
1102 EXTERN T_HANDLE hCommMMI;
1103 EXTERN T_HANDLE hCommUART;
1104 EXTERN T_HANDLE UART_handle;
1105 /*
1106 * functions for switching of entities/instances
1107 */
1108 #ifndef DTILIB
1109 EXTERN UBYTE pei_select_instances( UBYTE incoming_c_id );
1110 #endif
1111
1112 #endif /* UART_PEI_C */
1113
1114 #ifdef DTILIB
1115 EXTERN DTI_HANDLE uart_hDTI;
1116 #endif
1117
1118 #endif /* !UART_H */