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c906108c SS |
1 | /* |
2 | * Copyright (C) 1995 Advanced RISC Machines Limited. All rights reserved. | |
3 | * | |
4 | * This software may be freely used, copied, modified, and distributed | |
5 | * provided that the above copyright notice is preserved in all copies of the | |
6 | * software. | |
7 | */ | |
8 | ||
9 | /* -*-C-*- | |
10 | * | |
11 | * $Revision$ | |
12 | * $Date$ | |
13 | * | |
14 | */ | |
15 | #include <stdio.h> | |
16 | #include <stdlib.h> | |
5c44784c | 17 | #include <string.h> |
0fda6bd2 | 18 | #include <fcntl.h> |
31e28849 | 19 | #include <time.h> |
c906108c SS |
20 | |
21 | #include "adp.h" | |
c3f6f71d | 22 | #include "sys.h" |
c906108c SS |
23 | #include "hsys.h" |
24 | #include "rxtx.h" | |
25 | #include "drivers.h" | |
26 | #include "buffers.h" | |
27 | #include "devclnt.h" | |
28 | #include "adperr.h" | |
29 | #include "devsw.h" | |
30 | #include "hostchan.h" | |
31 | #include "logging.h" | |
32 | ||
5c44784c JM |
33 | static char *angelDebugFilename = NULL; |
34 | static FILE *angelDebugLogFile = NULL; | |
35 | static int angelDebugLogEnable = 0; | |
36 | ||
37 | static void openLogFile () | |
38 | { | |
39 | time_t t; | |
40 | struct tm lt; | |
41 | ||
42 | if (angelDebugFilename == NULL || *angelDebugFilename =='\0') | |
43 | return; | |
44 | ||
45 | angelDebugLogFile = fopen (angelDebugFilename,"a"); | |
46 | ||
47 | if (!angelDebugLogFile) | |
48 | { | |
49 | fprintf (stderr,"Error opening log file '%s'\n",angelDebugFilename); | |
50 | perror ("fopen"); | |
51 | } | |
52 | else | |
0fda6bd2 JM |
53 | { |
54 | /* The following line is equivalent to: */ | |
55 | /* setlinebuf (angelDebugLogFile); */ | |
56 | setvbuf(angelDebugLogFile, (char *)NULL, _IOLBF, 0); | |
57 | #if defined(__CYGWIN32__) || defined(__CYGWIN__) | |
58 | setmode(fileno(angelDebugLogFile), O_TEXT); | |
59 | #endif | |
60 | } | |
5c44784c JM |
61 | |
62 | time (&t); | |
63 | fprintf (angelDebugLogFile,"ADP log file opened at %s\n",asctime(localtime(&t))); | |
64 | } | |
65 | ||
66 | ||
67 | static void closeLogFile (void) | |
68 | { | |
69 | time_t t; | |
70 | struct tm lt; | |
71 | ||
72 | if (!angelDebugLogFile) | |
73 | return; | |
74 | ||
75 | time (&t); | |
76 | fprintf (angelDebugLogFile,"ADP log file closed at %s\n",asctime(localtime(&t))); | |
77 | ||
78 | fclose (angelDebugLogFile); | |
79 | angelDebugLogFile = NULL; | |
80 | } | |
81 | ||
82 | void DevSW_SetLogEnable (int logEnableFlag) | |
83 | { | |
84 | if (logEnableFlag && !angelDebugLogFile) | |
85 | openLogFile (); | |
86 | else if (!logEnableFlag && angelDebugLogFile) | |
87 | closeLogFile (); | |
88 | ||
89 | angelDebugLogEnable = logEnableFlag; | |
90 | } | |
91 | ||
92 | ||
93 | void DevSW_SetLogfile (const char *filename) | |
94 | { | |
95 | closeLogFile (); | |
96 | ||
97 | if (angelDebugFilename) | |
98 | { | |
99 | free (angelDebugFilename); | |
100 | angelDebugFilename = NULL; | |
101 | } | |
102 | ||
103 | if (filename && *filename) | |
104 | { | |
105 | angelDebugFilename = strdup (filename); | |
106 | if (angelDebugLogEnable) | |
107 | openLogFile (); | |
108 | } | |
109 | } | |
110 | ||
111 | ||
112 | #define WordAt(p) ((unsigned long) ((p)[0] | ((p)[1]<<8) | ((p)[2]<<16) | ((p)[3]<<24))) | |
113 | ||
114 | static void dumpPacket(FILE *fp, char *label, struct data_packet *p) | |
115 | { | |
116 | unsigned r; | |
117 | int i; | |
c3f6f71d | 118 | unsigned char channel; |
5c44784c JM |
119 | |
120 | if (!fp) | |
121 | return; | |
122 | ||
123 | fprintf(fp,"%s [T=%d L=%d] ",label,p->type,p->len); | |
124 | for (i=0; i<p->len; ++i) | |
125 | fprintf(fp,"%02x ",p->data[i]); | |
126 | fprintf(fp,"\n"); | |
127 | ||
c3f6f71d JM |
128 | channel = p->data[0]; |
129 | ||
5c44784c JM |
130 | r = WordAt(p->data+4); |
131 | ||
132 | fprintf(fp,"R=%08x ",r); | |
133 | fprintf(fp,"%s ", r&0x80000000 ? "H<-T" : "H->T"); | |
134 | ||
c3f6f71d | 135 | switch (channel) |
5c44784c JM |
136 | { |
137 | case CI_PRIVATE: fprintf(fp,"CI_PRIVATE: "); break; | |
138 | case CI_HADP: fprintf(fp,"CI_HADP: "); break; | |
139 | case CI_TADP: fprintf(fp,"CI_TADP: "); break; | |
140 | case CI_HBOOT: fprintf(fp,"CI_HBOOT: "); break; | |
141 | case CI_TBOOT: fprintf(fp,"CI_TBOOT: "); break; | |
142 | case CI_CLIB: fprintf(fp,"CI_CLIB: "); break; | |
143 | case CI_HUDBG: fprintf(fp,"CI_HUDBG: "); break; | |
144 | case CI_TUDBG: fprintf(fp,"CI_TUDBG: "); break; | |
145 | case CI_HTDCC: fprintf(fp,"CI_HTDCC: "); break; | |
146 | case CI_TTDCC: fprintf(fp,"CI_TTDCC: "); break; | |
147 | case CI_TLOG: fprintf(fp,"CI_TLOG: "); break; | |
148 | default: fprintf(fp,"BadChan: "); break; | |
149 | } | |
150 | ||
151 | switch (r & 0xffffff) | |
152 | { | |
153 | case ADP_Booted: fprintf(fp," ADP_Booted "); break; | |
154 | #if defined(ADP_TargetResetIndication) | |
155 | case ADP_TargetResetIndication: fprintf(fp," ADP_TargetResetIndication "); break; | |
156 | #endif | |
157 | case ADP_Reboot: fprintf(fp," ADP_Reboot "); break; | |
158 | case ADP_Reset: fprintf(fp," ADP_Reset "); break; | |
159 | #if defined(ADP_HostResetIndication) | |
160 | case ADP_HostResetIndication: fprintf(fp," ADP_HostResetIndication "); break; | |
161 | #endif | |
162 | case ADP_ParamNegotiate: fprintf(fp," ADP_ParamNegotiate "); break; | |
163 | case ADP_LinkCheck: fprintf(fp," ADP_LinkCheck "); break; | |
164 | case ADP_HADPUnrecognised: fprintf(fp," ADP_HADPUnrecognised "); break; | |
165 | case ADP_Info: fprintf(fp," ADP_Info "); break; | |
166 | case ADP_Control: fprintf(fp," ADP_Control "); break; | |
167 | case ADP_Read: fprintf(fp," ADP_Read "); break; | |
168 | case ADP_Write: fprintf(fp," ADP_Write "); break; | |
169 | case ADP_CPUread: fprintf(fp," ADP_CPUread "); break; | |
170 | case ADP_CPUwrite: fprintf(fp," ADP_CPUwrite "); break; | |
171 | case ADP_CPread: fprintf(fp," ADP_CPread "); break; | |
172 | case ADP_CPwrite: fprintf(fp," ADP_CPwrite "); break; | |
173 | case ADP_SetBreak: fprintf(fp," ADP_SetBreak "); break; | |
174 | case ADP_ClearBreak: fprintf(fp," ADP_ClearBreak "); break; | |
175 | case ADP_SetWatch: fprintf(fp," ADP_SetWatch "); break; | |
176 | case ADP_ClearWatch: fprintf(fp," ADP_ClearWatch "); break; | |
177 | case ADP_Execute: fprintf(fp," ADP_Execute "); break; | |
178 | case ADP_Step: fprintf(fp," ADP_Step "); break; | |
179 | case ADP_InterruptRequest: fprintf(fp," ADP_InterruptRequest "); break; | |
180 | case ADP_HW_Emulation: fprintf(fp," ADP_HW_Emulation "); break; | |
181 | case ADP_ICEbreakerHADP: fprintf(fp," ADP_ICEbreakerHADP "); break; | |
182 | case ADP_ICEman: fprintf(fp," ADP_ICEman "); break; | |
183 | case ADP_Profile: fprintf(fp," ADP_Profile "); break; | |
184 | case ADP_InitialiseApplication: fprintf(fp," ADP_InitialiseApplication "); break; | |
185 | case ADP_End: fprintf(fp," ADP_End "); break; | |
186 | case ADP_TADPUnrecognised: fprintf(fp," ADP_TADPUnrecognised "); break; | |
187 | case ADP_Stopped: fprintf(fp," ADP_Stopped "); break; | |
188 | case ADP_TDCC_ToHost: fprintf(fp," ADP_TDCC_ToHost "); break; | |
189 | case ADP_TDCC_FromHost: fprintf(fp," ADP_TDCC_FromHost "); break; | |
c3f6f71d JM |
190 | |
191 | case CL_Unrecognised: fprintf(fp," CL_Unrecognised "); break; | |
192 | case CL_WriteC: fprintf(fp," CL_WriteC "); break; | |
193 | case CL_Write0: fprintf(fp," CL_Write0 "); break; | |
194 | case CL_ReadC: fprintf(fp," CL_ReadC "); break; | |
195 | case CL_System: fprintf(fp," CL_System "); break; | |
196 | case CL_GetCmdLine: fprintf(fp," CL_GetCmdLine "); break; | |
197 | case CL_Clock: fprintf(fp," CL_Clock "); break; | |
198 | case CL_Time: fprintf(fp," CL_Time "); break; | |
199 | case CL_Remove: fprintf(fp," CL_Remove "); break; | |
200 | case CL_Rename: fprintf(fp," CL_Rename "); break; | |
201 | case CL_Open: fprintf(fp," CL_Open "); break; | |
202 | case CL_Close: fprintf(fp," CL_Close "); break; | |
203 | case CL_Write: fprintf(fp," CL_Write "); break; | |
204 | case CL_WriteX: fprintf(fp," CL_WriteX "); break; | |
205 | case CL_Read: fprintf(fp," CL_Read "); break; | |
206 | case CL_ReadX: fprintf(fp," CL_ReadX "); break; | |
207 | case CL_Seek: fprintf(fp," CL_Seek "); break; | |
208 | case CL_Flen: fprintf(fp," CL_Flen "); break; | |
209 | case CL_IsTTY: fprintf(fp," CL_IsTTY "); break; | |
210 | case CL_TmpNam: fprintf(fp," CL_TmpNam "); break; | |
211 | ||
5c44784c JM |
212 | default: fprintf(fp," BadReason "); break; |
213 | } | |
214 | ||
215 | i = 20; | |
216 | ||
217 | if (((r & 0xffffff) == ADP_CPUread || | |
218 | (r & 0xffffff) == ADP_CPUwrite) && (r&0x80000000)==0) | |
219 | { | |
220 | fprintf(fp,"%02x ", p->data[i]); | |
221 | ++i; | |
222 | } | |
223 | ||
224 | for (; i<p->len; i+=4) | |
225 | fprintf(fp,"%08x ",WordAt(p->data+i)); | |
226 | ||
227 | fprintf(fp,"\n"); | |
228 | } | |
229 | ||
230 | ||
c906108c SS |
231 | /* |
232 | * TODO: this should be adjustable - it could be done by defining | |
233 | * a reason code for DevSW_Ioctl. It could even be a | |
234 | * per-devicechannel parameter. | |
235 | */ | |
236 | static const unsigned int allocsize = ADP_BUFFER_MIN_SIZE; | |
237 | ||
238 | #define illegalDevChanID(type) ((type) >= DC_NUM_CHANNELS) | |
239 | ||
240 | /**********************************************************************/ | |
241 | ||
242 | /* | |
243 | * Function: initialise_read | |
244 | * Purpose: Set up a read request for another packet | |
245 | * | |
246 | * Params: | |
247 | * In/Out: ds State structure to be initialised | |
248 | * | |
249 | * Returns: | |
250 | * OK: 0 | |
251 | * Error: -1 | |
252 | */ | |
253 | static int initialise_read(DevSWState *ds) | |
254 | { | |
255 | struct data_packet *dp; | |
256 | ||
257 | /* | |
258 | * try to claim the structure that will | |
259 | * eventually hold the new packet. | |
260 | */ | |
261 | if ((ds->ds_nextreadpacket = DevSW_AllocatePacket(allocsize)) == NULL) | |
262 | return -1; | |
263 | ||
264 | /* | |
265 | * Calls into the device driver use the DriverCall structure: use | |
266 | * the buffer we have just allocated, and declare its size. We | |
267 | * are also obliged to clear the driver's context pointer. | |
268 | */ | |
269 | dp = &ds->ds_activeread.dc_packet; | |
270 | dp->buf_len = allocsize; | |
271 | dp->data = ds->ds_nextreadpacket->pk_buffer; | |
272 | ||
273 | ds->ds_activeread.dc_context = NULL; | |
274 | ||
275 | return 0; | |
276 | } | |
277 | ||
278 | /* | |
279 | * Function: initialise_write | |
280 | * Purpose: Set up a write request for another packet | |
281 | * | |
282 | * Params: | |
283 | * Input: packet The packet to be written | |
284 | * | |
285 | * type The type of the packet | |
286 | * | |
287 | * In/Out: dc The structure to be intialised | |
288 | * | |
289 | * Returns: Nothing | |
290 | */ | |
291 | static void initialise_write(DriverCall *dc, Packet *packet, DevChanID type) | |
292 | { | |
293 | struct data_packet *dp = &dc->dc_packet; | |
294 | ||
295 | dp->len = packet->pk_length; | |
296 | dp->data = packet->pk_buffer; | |
297 | dp->type = type; | |
298 | ||
299 | /* | |
300 | * we are required to clear the state structure for the driver | |
301 | */ | |
302 | dc->dc_context = NULL; | |
303 | } | |
304 | ||
305 | /* | |
306 | * Function: enqueue_packet | |
307 | * Purpose: move a newly read packet onto the appropriate queue | |
308 | * of read packets | |
309 | * | |
310 | * Params: | |
311 | * In/Out: ds State structure with new packet | |
312 | * | |
313 | * Returns: Nothing | |
314 | */ | |
315 | static void enqueue_packet(DevSWState *ds) | |
316 | { | |
317 | struct data_packet *dp = &ds->ds_activeread.dc_packet; | |
318 | Packet *packet = ds->ds_nextreadpacket; | |
319 | ||
320 | /* | |
321 | * transfer the length | |
322 | */ | |
323 | packet->pk_length = dp->len; | |
324 | ||
325 | /* | |
326 | * take this packet out of the incoming slot | |
327 | */ | |
328 | ds->ds_nextreadpacket = NULL; | |
329 | ||
330 | /* | |
331 | * try to put it on the correct input queue | |
332 | */ | |
333 | if (illegalDevChanID(dp->type)) | |
334 | { | |
335 | /* this shouldn't happen */ | |
336 | WARN("Illegal type for Rx packet"); | |
337 | DevSW_FreePacket(packet); | |
338 | } | |
339 | else | |
340 | Adp_addToQueue(&ds->ds_readqueue[dp->type], packet); | |
341 | } | |
342 | ||
343 | /* | |
344 | * Function: flush_packet | |
345 | * Purpose: Send a packet to the device driver | |
346 | * | |
347 | * Params: | |
348 | * Input: device The device to be written to | |
349 | * | |
350 | * In/Out: dc Describes the packet to be sent | |
351 | * | |
352 | * Returns: Nothing | |
353 | * | |
354 | * Post-conditions: If the whole packet was accepted by the device | |
355 | * driver, then dc->dc_packet.data will be | |
356 | * set to NULL. | |
357 | */ | |
358 | static void flush_packet(const DeviceDescr *device, DriverCall *dc) | |
359 | { | |
360 | if (device->DeviceWrite(dc) > 0) | |
361 | /* | |
362 | * the whole packet was swallowed | |
363 | */ | |
364 | dc->dc_packet.data = NULL; | |
365 | } | |
366 | ||
367 | /**********************************************************************/ | |
368 | ||
369 | /* | |
370 | * These are the externally visible functions. They are documented in | |
371 | * devsw.h | |
372 | */ | |
373 | Packet *DevSW_AllocatePacket(const unsigned int length) | |
374 | { | |
375 | Packet *pk; | |
376 | ||
377 | if ((pk = malloc(sizeof(*pk))) == NULL) | |
378 | { | |
379 | WARN("malloc failure"); | |
380 | return NULL; | |
381 | } | |
382 | ||
383 | if ((pk->pk_buffer = malloc(length+CHAN_HEADER_SIZE)) == NULL) | |
384 | { | |
385 | WARN("malloc failure"); | |
386 | free(pk); | |
387 | return NULL; | |
388 | } | |
389 | ||
390 | return pk; | |
391 | } | |
392 | ||
393 | void DevSW_FreePacket(Packet *pk) | |
394 | { | |
395 | free(pk->pk_buffer); | |
396 | free(pk); | |
397 | } | |
398 | ||
399 | AdpErrs DevSW_Open(DeviceDescr *device, const char *name, const char *arg, | |
400 | const DevChanID type) | |
401 | { | |
402 | DevSWState *ds; | |
403 | ||
404 | /* | |
405 | * is this the very first open call for this driver? | |
406 | */ | |
407 | if ((ds = (DevSWState *)(device->SwitcherState)) == NULL) | |
408 | { | |
409 | /* | |
410 | * yes, it is: initialise state | |
411 | */ | |
412 | if ((ds = malloc(sizeof(*ds))) == NULL) | |
413 | /* give up */ | |
414 | return adp_malloc_failure; | |
415 | ||
416 | (void)memset(ds, 0, sizeof(*ds)); | |
417 | device->SwitcherState = (void *)ds; | |
418 | } | |
419 | ||
420 | /* | |
421 | * check that we haven't already been opened for this type | |
422 | */ | |
423 | if ((ds->ds_opendevchans & (1 << type)) != 0) | |
424 | return adp_device_already_open; | |
425 | ||
426 | /* | |
427 | * if no opens have been done for this device, then do it now | |
428 | */ | |
429 | if (ds->ds_opendevchans == 0) | |
430 | if (device->DeviceOpen(name, arg) < 0) | |
431 | return adp_device_open_failed; | |
432 | ||
433 | /* | |
434 | * open has finished | |
435 | */ | |
436 | ds->ds_opendevchans |= (1 << type); | |
437 | return adp_ok; | |
438 | } | |
439 | ||
440 | AdpErrs DevSW_Match(const DeviceDescr *device, const char *name, | |
441 | const char *arg) | |
442 | { | |
443 | return (device->DeviceMatch(name, arg) == -1) ? adp_failed : adp_ok; | |
444 | } | |
445 | ||
c3f6f71d | 446 | AdpErrs DevSW_Close (DeviceDescr *device, const DevChanID type) |
c906108c SS |
447 | { |
448 | DevSWState *ds = (DevSWState *)(device->SwitcherState); | |
449 | Packet *pk; | |
450 | ||
451 | if ((ds->ds_opendevchans & (1 << type)) == 0) | |
452 | return adp_device_not_open; | |
453 | ||
454 | ds->ds_opendevchans &= ~(1 << type); | |
455 | ||
456 | /* | |
457 | * if this is the last close for this channel, then inform the driver | |
458 | */ | |
459 | if (ds->ds_opendevchans == 0) | |
460 | device->DeviceClose(); | |
461 | ||
462 | /* | |
463 | * release all packets of the appropriate type | |
464 | */ | |
465 | for (pk = Adp_removeFromQueue(&(ds->ds_readqueue[type])); | |
466 | pk != NULL; | |
467 | pk = Adp_removeFromQueue(&(ds->ds_readqueue[type]))) | |
468 | DevSW_FreePacket(pk); | |
469 | ||
470 | /* Free memory */ | |
471 | free ((char *) device->SwitcherState); | |
472 | device->SwitcherState = 0x0; | |
473 | ||
474 | /* that's all */ | |
475 | return adp_ok; | |
476 | } | |
477 | ||
478 | AdpErrs DevSW_Read(const DeviceDescr *device, const DevChanID type, | |
479 | Packet **packet, bool block) | |
480 | { | |
481 | int read_err; | |
482 | DevSWState *ds = device->SwitcherState; | |
483 | ||
484 | /* | |
485 | * To try to get information out of the device driver as | |
486 | * quickly as possible, we try and read more packets, even | |
487 | * if a completed packet is already available. | |
488 | */ | |
489 | ||
490 | /* | |
491 | * have we got a packet currently pending? | |
492 | */ | |
493 | if (ds->ds_nextreadpacket == NULL) | |
494 | /* | |
495 | * no - set things up | |
496 | */ | |
497 | if (initialise_read(ds) < 0) { | |
498 | /* | |
499 | * we failed to initialise the next packet, but can | |
500 | * still return a packet that has already arrived. | |
501 | */ | |
502 | *packet = Adp_removeFromQueue(&ds->ds_readqueue[type]); | |
503 | return adp_ok; | |
504 | } | |
505 | read_err = device->DeviceRead(&ds->ds_activeread, block); | |
506 | switch (read_err) { | |
507 | case 1: | |
508 | /* | |
509 | * driver has pulled in a complete packet, queue it up | |
510 | */ | |
511 | #ifdef RET_DEBUG | |
512 | printf("got a complete packet\n"); | |
513 | #endif | |
5c44784c JM |
514 | |
515 | if (angelDebugLogEnable) | |
516 | dumpPacket(angelDebugLogFile,"rx:",&ds->ds_activeread.dc_packet); | |
517 | ||
c906108c SS |
518 | enqueue_packet(ds); |
519 | *packet = Adp_removeFromQueue(&ds->ds_readqueue[type]); | |
520 | return adp_ok; | |
521 | case 0: | |
522 | /* | |
523 | * OK, return the head of the read queue for the given type | |
524 | */ | |
525 | /* enqueue_packet(ds); */ | |
526 | *packet = Adp_removeFromQueue(&ds->ds_readqueue[type]); | |
527 | return adp_ok; | |
528 | case -1: | |
529 | #ifdef RET_DEBUG | |
530 | printf("got a bad packet\n"); | |
531 | #endif | |
532 | /* bad packet */ | |
533 | *packet = NULL; | |
534 | return adp_bad_packet; | |
535 | default: | |
536 | panic("DevSW_Read: bad read status %d", read_err); | |
537 | } | |
538 | return 0; /* get rid of a potential compiler warning */ | |
539 | } | |
540 | ||
541 | ||
542 | AdpErrs DevSW_FlushPendingWrite(const DeviceDescr *device) | |
543 | { | |
544 | struct DriverCall *dc; | |
545 | struct data_packet *dp; | |
546 | ||
547 | dc = &((DevSWState *)(device->SwitcherState))->ds_activewrite; | |
548 | dp = &dc->dc_packet; | |
549 | ||
550 | /* | |
551 | * try to flush any packet that is still being written | |
552 | */ | |
553 | if (dp->data != NULL) | |
554 | { | |
555 | flush_packet(device, dc); | |
556 | ||
557 | /* see if it has gone */ | |
558 | if (dp->data != NULL) | |
559 | return adp_write_busy; | |
560 | else | |
561 | return adp_ok; | |
562 | } | |
563 | else | |
564 | return adp_ok; | |
565 | } | |
566 | ||
567 | ||
568 | AdpErrs DevSW_Write(const DeviceDescr *device, Packet *packet, DevChanID type) | |
569 | { | |
570 | struct DriverCall *dc; | |
571 | struct data_packet *dp; | |
572 | ||
573 | dc = &((DevSWState *)(device->SwitcherState))->ds_activewrite; | |
574 | dp = &dc->dc_packet; | |
575 | ||
576 | if (illegalDevChanID(type)) | |
577 | return adp_illegal_args; | |
578 | ||
579 | /* | |
580 | * try to flush any packet that is still being written | |
581 | */ | |
582 | if (DevSW_FlushPendingWrite(device) != adp_ok) | |
583 | return adp_write_busy; | |
584 | ||
585 | /* | |
586 | * we can take this packet - set things up, then try to get rid of it | |
587 | */ | |
588 | initialise_write(dc, packet, type); | |
5c44784c JM |
589 | |
590 | if (angelDebugLogEnable) | |
591 | dumpPacket(angelDebugLogFile,"tx:",&dc->dc_packet); | |
592 | ||
c906108c SS |
593 | flush_packet(device, dc); |
594 | ||
595 | return adp_ok; | |
596 | } | |
597 | ||
598 | AdpErrs DevSW_Ioctl(const DeviceDescr *device, const int opcode, void *args) | |
599 | { | |
600 | return (device->DeviceIoctl(opcode, args) < 0) ? adp_failed : adp_ok; | |
601 | } | |
602 | ||
603 | bool DevSW_WriteFinished(const DeviceDescr *device) | |
604 | { | |
605 | struct DriverCall *dc; | |
606 | struct data_packet *dp; | |
607 | ||
608 | dc = &((DevSWState *)(device->SwitcherState))->ds_activewrite; | |
609 | dp = &dc->dc_packet; | |
610 | ||
611 | return (dp == NULL || dp->data == NULL); | |
612 | } | |
613 | ||
614 | /* EOF devsw.c */ |