Commit | Line | Data |
---|---|---|
196ba1fc PH |
1 | /* s3_cd.c: IBM 1442 card reader/punch\r |
2 | \r | |
3 | Copyright (c) 2001-2005, Charles E. Owen\r | |
4 | \r | |
5 | Permission is hereby granted, free of charge, to any person obtaining a\r | |
6 | copy of this software and associated documentation files (the "Software"),\r | |
7 | to deal in the Software without restriction, including without limitation\r | |
8 | the rights to use, copy, modify, merge, publish, distribute, sublicense,\r | |
9 | and/or sell copies of the Software, and to permit persons to whom the\r | |
10 | Software is furnished to do so, subject to the following conditions:\r | |
11 | \r | |
12 | The above copyright notice and this permission notice shall be included in\r | |
13 | all copies or substantial portions of the Software.\r | |
14 | \r | |
15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r | |
16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r | |
17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL\r | |
18 | ROBERT M SUPNIK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\r | |
19 | IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r | |
20 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r | |
21 | \r | |
22 | Except as contained in this notice, the name of Charles E. Owen shall not be\r | |
23 | used in advertising or otherwise to promote the sale, use or other dealings\r | |
24 | in this Software without prior written authorization from Charles E. Owen.\r | |
25 | \r | |
26 | cdr card reader\r | |
27 | cdp card punch\r | |
28 | cdp2 card punch stacker 2\r | |
29 | \r | |
30 | 25-Apr-03 RMS Revised for extended file support\r | |
31 | 08-Oct-02 RMS Added impossible function catcher\r | |
32 | \r | |
33 | Normally, cards are represented as ASCII text streams terminated by newlines.\r | |
34 | This allows cards to be created and edited as normal files. Set the EBCDIC\r | |
35 | flag on the card unit allows cards to be read or punched in EBCDIC format,\r | |
36 | suitable for binary data.\r | |
37 | */\r | |
38 | \r | |
39 | #include "s3_defs.h"\r | |
40 | #include <ctype.h>\r | |
41 | \r | |
42 | extern uint8 M[];\r | |
43 | extern char ebcdic_to_ascii[256];\r | |
44 | extern char ascii_to_ebcdic[256];\r | |
45 | int32 s1sel, s2sel;\r | |
46 | char rbuf[CBUFSIZE]; /* > CDR_WIDTH */\r | |
47 | t_stat cdr_svc (UNIT *uptr);\r | |
48 | t_stat cdr_boot (int32 unitno, DEVICE *dptr);\r | |
49 | t_stat cdr_attach (UNIT *uptr, char *cptr);\r | |
50 | t_stat cd_reset (DEVICE *dptr);\r | |
51 | t_stat read_card (int32 ilnt, int32 mod);\r | |
52 | t_stat punch_card (int32 ilnt, int32 mod);\r | |
53 | \r | |
54 | int32 DAR; /* Data address register */ \r | |
55 | int32 LCR; /* Length Count Register */\r | |
56 | int32 lastcard = 0; /* Last card switch */\r | |
57 | int32 carderr = 0; /* Error switch */\r | |
58 | int32 pcherror = 0; /* Punch error */\r | |
59 | int32 notready = 0; /* Not ready error */\r | |
60 | int32 cdr_ebcdic = 0; /* EBCDIC mode on reader */\r | |
61 | int32 cdp_ebcdic = 0; /* EBCDIC mode on punch */\r | |
62 | \r | |
63 | extern int32 GetMem(int32 addr);\r | |
64 | extern int32 PutMem(int32 addr, int32 data);\r | |
65 | \r | |
66 | /* Card reader data structures\r | |
67 | \r | |
68 | cdr_dev CDR descriptor\r | |
69 | cdr_unit CDR unit descriptor\r | |
70 | cdr_reg CDR register list\r | |
71 | */\r | |
72 | \r | |
73 | UNIT cdr_unit = { UDATA (&cdr_svc, UNIT_SEQ+UNIT_ATTABLE, 0), 100 };\r | |
74 | \r | |
75 | REG cdr_reg[] = {\r | |
76 | { FLDATA (LAST, lastcard, 0) },\r | |
77 | { FLDATA (ERR, carderr, 0) },\r | |
78 | { FLDATA (NOTRDY, notready, 0) },\r | |
79 | { HRDATA (DAR, DAR, 16) },\r | |
80 | { HRDATA (LCR, LCR, 16) },\r | |
81 | { FLDATA (EBCDIC, cdr_ebcdic, 0) },\r | |
82 | { FLDATA (S2, s2sel, 0) },\r | |
83 | { DRDATA (POS, cdr_unit.pos, T_ADDR_W), PV_LEFT },\r | |
84 | { DRDATA (TIME, cdr_unit.wait, 24), PV_LEFT },\r | |
85 | { BRDATA (BUF, rbuf, 8, 8, CDR_WIDTH) },\r | |
86 | { NULL }\r | |
87 | };\r | |
88 | \r | |
89 | DEVICE cdr_dev = {\r | |
90 | "CDR", &cdr_unit, cdr_reg, NULL,\r | |
91 | 1, 10, 31, 1, 8, 7,\r | |
92 | NULL, NULL, &cd_reset,\r | |
93 | &cdr_boot, &cdr_attach, NULL\r | |
94 | };\r | |
95 | \r | |
96 | /* CDP data structures\r | |
97 | \r | |
98 | cdp_dev CDP device descriptor\r | |
99 | cdp_unit CDP unit descriptor\r | |
100 | cdp_reg CDP register list\r | |
101 | */\r | |
102 | \r | |
103 | UNIT cdp_unit = { UDATA (NULL, UNIT_SEQ+UNIT_ATTABLE, 0) };\r | |
104 | \r | |
105 | REG cdp_reg[] = {\r | |
106 | { FLDATA (ERR, pcherror, 0) },\r | |
107 | { FLDATA (EBCDIC, cdp_ebcdic, 0) },\r | |
108 | { FLDATA (S2, s2sel, 0) },\r | |
109 | { FLDATA (NOTRDY, notready, 0) },\r | |
110 | { HRDATA (DAR, DAR, 16) },\r | |
111 | { HRDATA (LCR, LCR, 16) },\r | |
112 | { DRDATA (POS, cdp_unit.pos, T_ADDR_W), PV_LEFT },\r | |
113 | { NULL }\r | |
114 | };\r | |
115 | \r | |
116 | DEVICE cdp_dev = {\r | |
117 | "CDP", &cdp_unit, cdp_reg, NULL,\r | |
118 | 1, 10, 31, 1, 8, 7,\r | |
119 | NULL, NULL, &cd_reset,\r | |
120 | NULL, NULL, NULL\r | |
121 | };\r | |
122 | \r | |
123 | /* Stacker data structures\r | |
124 | \r | |
125 | stack_dev STACK device descriptor\r | |
126 | stack_unit STACK unit descriptors\r | |
127 | stack_reg STACK register list\r | |
128 | */\r | |
129 | \r | |
130 | UNIT stack_unit[] = {\r | |
131 | { UDATA (NULL, UNIT_SEQ+UNIT_ATTABLE, 0) }\r | |
132 | };\r | |
133 | \r | |
134 | REG stack_reg[] = {\r | |
135 | { DRDATA (POS0, stack_unit[0].pos, 32), PV_LEFT },\r | |
136 | { NULL }\r | |
137 | };\r | |
138 | \r | |
139 | DEVICE stack_dev = {\r | |
140 | "CDP2", stack_unit, stack_reg, NULL,\r | |
141 | 1, 10, 31, 1, 8, 7,\r | |
142 | NULL, NULL, &cd_reset,\r | |
143 | NULL, NULL, NULL\r | |
144 | };\r | |
145 | \r | |
146 | \r | |
147 | /* -------------------------------------------------------------------- */\r | |
148 | \r | |
149 | /* 1442: master routine */\r | |
150 | \r | |
151 | int32 crd (int32 op, int32 m, int32 n, int32 data)\r | |
152 | {\r | |
153 | int32 iodata;\r | |
154 | switch (op) {\r | |
155 | case 0: /* SIO 1442 */\r | |
156 | /* if (n == 1)\r | |
157 | return STOP_IBKPT; */\r | |
158 | switch (data) { /* Select stacker */\r | |
159 | case 0x00:\r | |
160 | break;\r | |
161 | case 0x01:\r | |
162 | s2sel = 1;\r | |
163 | break;\r | |
164 | default:\r | |
165 | break;\r | |
166 | } \r | |
167 | switch (n) {\r | |
168 | case 0x00: /* Feed */\r | |
169 | iodata = SCPE_OK;\r | |
170 | break; \r | |
171 | case 0x01: /* Read only */\r | |
172 | if (cdr_ebcdic)\r | |
173 | iodata = read_card(0, 1);\r | |
174 | else\r | |
175 | iodata = read_card(0, 0);\r | |
176 | break;\r | |
177 | case 0x02: /* Punch and feed */\r | |
178 | iodata = punch_card(0, 0);\r | |
179 | break;\r | |
180 | case 0x03: /* Read Col Binary */\r | |
181 | iodata = read_card(0, 1);\r | |
182 | break;\r | |
183 | case 0x04: /* Punch no feed */\r | |
184 | iodata = punch_card(0, 1);\r | |
185 | break;\r | |
186 | default:\r | |
187 | return STOP_INVDEV;\r | |
188 | }\r | |
189 | return iodata;\r | |
190 | case 1: /* LIO 1442 */\r | |
191 | switch (n) {\r | |
192 | case 0x00: /* Load LCR */\r | |
193 | LCR = data & 0xffff;\r | |
194 | break;\r | |
195 | case 0x04:\r | |
196 | DAR = data & 0xffff;\r | |
197 | break;\r | |
198 | default:\r | |
199 | return STOP_INVDEV;\r | |
200 | }\r | |
201 | return SCPE_OK;\r | |
202 | case 2: /* TIO 1442 */\r | |
203 | iodata = 0;\r | |
204 | switch (n) {\r | |
205 | case 0x00: /* Error */\r | |
206 | if (carderr || pcherror || notready)\r | |
207 | iodata = 1;\r | |
208 | if ((cdr_unit.flags & UNIT_ATT) == 0) \r | |
209 | iodata = 1; /* attached? */\r | |
210 | break;\r | |
211 | case 0x02: /* Busy */\r | |
212 | if (sim_is_active (&cdr_unit)) \r | |
213 | iodata = 1;\r | |
214 | break; \r | |
215 | default:\r | |
216 | return (STOP_INVDEV << 16);\r | |
217 | } \r | |
218 | return ((SCPE_OK << 16) | iodata);\r | |
219 | case 3: /* SNS 1442 */\r | |
220 | iodata = 0;\r | |
221 | switch (n) {\r | |
222 | case 0x01:\r | |
223 | break;\r | |
224 | case 0x02:\r | |
225 | break;\r | |
226 | case 0x03:\r | |
227 | if (carderr)\r | |
228 | iodata |= 0x80;\r | |
229 | if (lastcard)\r | |
230 | iodata |= 0x40;\r | |
231 | if (pcherror)\r | |
232 | iodata |= 0x20;\r | |
233 | if ((cdr_unit.flags & UNIT_ATT) == 0) \r | |
234 | iodata |= 0x08;\r | |
235 | if (notready)\r | |
236 | iodata |= 0x08; \r | |
237 | break;\r | |
238 | case 0x04:\r | |
239 | iodata = DAR;\r | |
240 | break; \r | |
241 | default:\r | |
242 | return (STOP_INVDEV << 16);\r | |
243 | }\r | |
244 | iodata |= ((SCPE_OK << 16) & 0xffff0000); \r | |
245 | return (iodata);\r | |
246 | case 4: /* APL 1442 */\r | |
247 | iodata = 0;\r | |
248 | switch (n) {\r | |
249 | case 0x00: /* Error */\r | |
250 | if (carderr || pcherror || notready)\r | |
251 | iodata = 1;\r | |
252 | if ((cdr_unit.flags & UNIT_ATT) == 0) \r | |
253 | iodata = 1; /* attached? */\r | |
254 | break;\r | |
255 | case 0x02: /* Busy */\r | |
256 | if (sim_is_active (&cdr_unit)) \r | |
257 | iodata = 1;\r | |
258 | break; \r | |
259 | default:\r | |
260 | return (STOP_INVDEV << 16);\r | |
261 | } \r | |
262 | return ((SCPE_OK << 16) | iodata);\r | |
263 | default:\r | |
264 | break;\r | |
265 | } \r | |
266 | printf (">>CRD non-existent function %d\n", op);\r | |
267 | return SCPE_OK; \r | |
268 | }\r | |
269 | \r | |
270 | /* Card read routine\r | |
271 | mod 0 = ASCII read\r | |
272 | mod 1 = EBCDIC read\r | |
273 | */\r | |
274 | \r | |
275 | t_stat read_card (int32 ilnt, int32 mod)\r | |
276 | {\r | |
277 | int32 i;\r | |
278 | t_stat r;\r | |
279 | \r | |
280 | if (sim_is_active (&cdr_unit)) { /* busy? */\r | |
281 | sim_cancel (&cdr_unit); /* cancel */\r | |
282 | if (r = cdr_svc (&cdr_unit)) return r; /* process */\r | |
283 | } \r | |
284 | \r | |
285 | if (((cdp_unit.flags & UNIT_ATT) != 0 ||\r | |
286 | (stack_unit[0].flags & UNIT_ATT) != 0) && /* Punch is attached and */\r | |
287 | (cdr_unit.flags & UNIT_ATT) == 0) { /* reader is not --- */\r | |
288 | for (i = 0; i < 80; i++) { /* Assume blank cards in hopper */\r | |
289 | PutMem(DAR, 0x40);\r | |
290 | DAR++;\r | |
291 | }\r | |
292 | sim_activate (&cdr_unit, cdr_unit.wait); /* activate */\r | |
293 | return SCPE_OK;\r | |
294 | }\r | |
295 | \r | |
296 | if ((cdr_unit.flags & UNIT_ATT) == 0) return SCPE_UNATT; /* attached? */\r | |
297 | \r | |
298 | lastcard = carderr = notready = s1sel = s2sel = 0; /* default stacker */\r | |
299 | \r | |
300 | for (i = 0; i < CBUFSIZE; i++) rbuf[i] = 0x20; /* clear buffer */\r | |
301 | if (mod) {\r | |
302 | for (i = 0; i < 80; i++) {\r | |
303 | rbuf[i] = fgetc(cdr_unit.fileref); /* Read EBCDIC */\r | |
304 | } \r | |
305 | } else { \r | |
306 | fgets (rbuf, CBUFSIZE, cdr_unit.fileref); /* read Ascii */\r | |
307 | } \r | |
308 | if (feof (cdr_unit.fileref)) { /* eof? */\r | |
309 | notready = 1;\r | |
310 | return STOP_NOCD;\r | |
311 | } \r | |
312 | if (ferror (cdr_unit.fileref)) { /* error? */\r | |
313 | perror ("Card reader I/O error");\r | |
314 | clearerr (cdr_unit.fileref);\r | |
315 | carderr = 1; \r | |
316 | return SCPE_OK; }\r | |
317 | cdr_unit.pos = ftell (cdr_unit.fileref); /* update position */\r | |
318 | i = getc (cdr_unit.fileref); /* see if more */\r | |
319 | if (feof (cdr_unit.fileref)) lastcard = 1; /* eof? set flag */\r | |
320 | fseek (cdr_unit.fileref, cdr_unit.pos, SEEK_SET);\r | |
321 | for (i = 0; i < 80; i++) { \r | |
322 | if (mod == 0) { /* If ASCII mode... */\r | |
323 | if (rbuf[i] == '\n' || /* remove ASCII CR/LF */\r | |
324 | rbuf[i] == '\r' ||\r | |
325 | rbuf[i] == 0x00)\r | |
326 | rbuf[i] = ' ';\r | |
327 | rbuf[i] = ascii_to_ebcdic[rbuf[i]]; /* convert to EBCDIC */\r | |
328 | } \r | |
329 | PutMem(DAR, rbuf[i]); /* Copy to main memory */\r | |
330 | DAR++;\r | |
331 | }\r | |
332 | sim_activate (&cdr_unit, cdr_unit.wait); /* activate */\r | |
333 | return SCPE_OK;\r | |
334 | }\r | |
335 | \r | |
336 | /* Card reader service. If a stacker select is active, copy to the\r | |
337 | selected stacker. Otherwise, copy to the normal stacker. If the\r | |
338 | unit is unattached, simply exit.\r | |
339 | */\r | |
340 | \r | |
341 | t_stat cdr_svc (UNIT *uptr)\r | |
342 | {\r | |
343 | int32 i;\r | |
344 | \r | |
345 | if (s2sel) uptr = &stack_unit[0]; /* stacker 1? */\r | |
346 | else uptr = &stack_unit[0]; /* then default */\r | |
347 | if ((uptr -> flags & UNIT_ATT) == 0) return SCPE_OK; /* attached? */\r | |
348 | for (i = 0; i < CDR_WIDTH; i++) rbuf[i] = ebcdic_to_ascii[rbuf[i]];\r | |
349 | for (i = CDR_WIDTH - 1; (i >= 0) && (rbuf[i] == ' '); i--) rbuf[i] = 0;\r | |
350 | rbuf[CDR_WIDTH] = 0; /* null at end */\r | |
351 | fputs (rbuf, uptr -> fileref); /* write card */\r | |
352 | fputc ('\n', uptr -> fileref); /* plus new line */\r | |
353 | if (ferror (uptr -> fileref)) { /* error? */\r | |
354 | perror ("Card stacker I/O error");\r | |
355 | clearerr (uptr -> fileref);\r | |
356 | }\r | |
357 | uptr -> pos = ftell (uptr -> fileref); /* update position */\r | |
358 | return SCPE_OK;\r | |
359 | }\r | |
360 | \r | |
361 | /* Card punch routine\r | |
362 | \r | |
363 | mod: not used\r | |
364 | */\r | |
365 | \r | |
366 | t_stat punch_card (int32 ilnt, int32 mod)\r | |
367 | {\r | |
368 | int32 i, colcount;\r | |
369 | static char pbuf[CDP_WIDTH + 1]; /* + null */\r | |
370 | UNIT *uptr;\r | |
371 | \r | |
372 | if (s2sel) uptr = &stack_unit[0]; /* stack 2? */\r | |
373 | else uptr = &cdp_unit; /* normal output */\r | |
374 | if ((uptr -> flags & UNIT_ATT) == 0) { /* Attached? */\r | |
375 | notready = 1;\r | |
376 | return SCPE_OK; \r | |
377 | }\r | |
378 | pcherror = s1sel = notready = 0; /* clear flags */\r | |
379 | \r | |
380 | colcount = 128 - LCR;\r | |
381 | for (i = 0; i < colcount; i++) { /* Fetch data */\r | |
382 | if (cdp_ebcdic)\r | |
383 | pbuf[i] = GetMem(DAR) & 0xff;\r | |
384 | else\r | |
385 | pbuf[i] = ebcdic_to_ascii[GetMem(DAR)];\r | |
386 | DAR++;\r | |
387 | } \r | |
388 | for (i = CDP_WIDTH - 1; (i >= 0) && (pbuf[i] == ' '); i--) pbuf[i] = 0;\r | |
389 | pbuf[CDP_WIDTH] = 0; /* trailing null */\r | |
390 | if (!cdp_ebcdic) {\r | |
391 | fputs (pbuf, uptr -> fileref); /* output card */\r | |
392 | fputc ('\n', uptr -> fileref); /* plus new line */\r | |
393 | } else {\r | |
394 | for (i = 0; i < 80; i++) {\r | |
395 | fputc(pbuf[i], uptr -> fileref);\r | |
396 | } \r | |
397 | } \r | |
398 | if (ferror (uptr -> fileref)) { /* error? */\r | |
399 | perror ("Card punch I/O error");\r | |
400 | clearerr (uptr -> fileref);\r | |
401 | pcherror = 1;\r | |
402 | }\r | |
403 | uptr -> pos = ftell (uptr -> fileref); /* update position */\r | |
404 | return SCPE_OK;\r | |
405 | }\r | |
406 | \r | |
407 | /* Select stack routine\r | |
408 | \r | |
409 | Modifiers have been checked by the caller\r | |
410 | Modifiers are 1, 2, for the respective stack\r | |
411 | */\r | |
412 | \r | |
413 | t_stat select_stack (int32 ilnt, int32 mod)\r | |
414 | {\r | |
415 | if (mod == 1) s1sel = 1;\r | |
416 | else if (mod == 2) s2sel = 1;\r | |
417 | return SCPE_OK;\r | |
418 | }\r | |
419 | \r | |
420 | /* Card reader/punch reset */\r | |
421 | \r | |
422 | t_stat cd_reset (DEVICE *dptr)\r | |
423 | {\r | |
424 | lastcard = carderr = notready = pcherror = 0; /* clear indicators */\r | |
425 | s1sel = s2sel = 0; /* clear stacker sel */\r | |
426 | sim_cancel (&cdr_unit); /* clear reader event */\r | |
427 | return SCPE_OK;\r | |
428 | }\r | |
429 | \r | |
430 | /* Card reader attach */\r | |
431 | \r | |
432 | t_stat cdr_attach (UNIT *uptr, char *cptr)\r | |
433 | {\r | |
434 | carderr = lastcard = notready = 0; /* clear last card */\r | |
435 | return attach_unit (uptr, cptr);\r | |
436 | }\r | |
437 | \r | |
438 | /* Bootstrap routine */\r | |
439 | \r | |
440 | t_stat cdr_boot (int32 unitno, DEVICE *dptr)\r | |
441 | {\r | |
442 | cdr_ebcdic = 1;\r | |
443 | DAR = 0;\r | |
444 | LCR = 80;\r | |
445 | read_card(0, 1);\r | |
446 | return SCPE_OK;\r | |
447 | }\r |