| 1 | /* eclipse_tt.c: Eclipse console terminal simulator\r |
| 2 | \r |
| 3 | Copyright (c) 1998-2005, Charles E Owen\r |
| 4 | Portions copyright (c) 1993-2002, Robert M Supnik\r |
| 5 | Written by Charles Owen, used by gracious permission\r |
| 6 | \r |
| 7 | Permission is hereby granted, free of charge, to any person obtaining a\r |
| 8 | copy of this software and associated documentation files (the "Software"),\r |
| 9 | to deal in the Software without restriction, including without limitation\r |
| 10 | the rights to use, copy, modify, merge, publish, distribute, sublicense,\r |
| 11 | and/or sell copies of the Software, and to permit persons to whom the\r |
| 12 | Software is furnished to do so, subject to the following conditions:\r |
| 13 | \r |
| 14 | The above copyright notice and this permission notice shall be included in\r |
| 15 | all copies or substantial portions of the Software.\r |
| 16 | \r |
| 17 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r |
| 18 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r |
| 19 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL\r |
| 20 | ROBERT M SUPNIK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\r |
| 21 | IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r |
| 22 | CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r |
| 23 | \r |
| 24 | Except as contained in this notice, the name of the author shall not be\r |
| 25 | used in advertising or otherwise to promote the sale, use or other dealings\r |
| 26 | in this Software without prior written authorization from the author.\r |
| 27 | \r |
| 28 | tti terminal input\r |
| 29 | tto terminal output\r |
| 30 | \r |
| 31 | 25-Apr-03 RMS Revised for extended file support\r |
| 32 | 03-Oct-02 RMS Added DIBs\r |
| 33 | 30-May-02 RMS Widened POS to 32b\r |
| 34 | 28-Jan-02 RMS Cleaned up compiler warnings\r |
| 35 | */\r |
| 36 | \r |
| 37 | #include "nova_defs.h"\r |
| 38 | \r |
| 39 | #define UNIT_V_DASHER (UNIT_V_UF + 0) /* Dasher mode */\r |
| 40 | #define UNIT_DASHER (1 << UNIT_V_DASHER)\r |
| 41 | \r |
| 42 | extern int32 int_req, dev_busy, dev_done, dev_disable;\r |
| 43 | \r |
| 44 | int32 tti (int32 pulse, int32 code, int32 AC);\r |
| 45 | int32 tto (int32 pulse, int32 code, int32 AC);\r |
| 46 | t_stat tti_svc (UNIT *uptr);\r |
| 47 | t_stat tto_svc (UNIT *uptr);\r |
| 48 | t_stat tti_reset (DEVICE *dptr);\r |
| 49 | t_stat tto_reset (DEVICE *dptr);\r |
| 50 | t_stat ttx_setmod (UNIT *uptr, int32 value, char *cptr, void *desc);\r |
| 51 | void translate_in();\r |
| 52 | int32 translate_out(int32 c);\r |
| 53 | int32 putseq(char *seq);\r |
| 54 | \r |
| 55 | /* TTI data structures\r |
| 56 | \r |
| 57 | tti_dev TTI device descriptor\r |
| 58 | tti_unit TTI unit descriptor\r |
| 59 | tti_reg TTI register list\r |
| 60 | ttx_mod TTI/TTO modifiers list\r |
| 61 | */\r |
| 62 | \r |
| 63 | DIB tti_dib = { DEV_TTI, INT_TTI, PI_TTI, &tti };\r |
| 64 | \r |
| 65 | UNIT tti_unit = { UDATA (&tti_svc, 0, 0), KBD_POLL_WAIT };\r |
| 66 | \r |
| 67 | REG tti_reg[] = {\r |
| 68 | { ORDATA (BUF, tti_unit.buf, 8) },\r |
| 69 | { FLDATA (BUSY, dev_busy, INT_V_TTI) },\r |
| 70 | { FLDATA (DONE, dev_done, INT_V_TTI) },\r |
| 71 | { FLDATA (DISABLE, dev_disable, INT_V_TTI) },\r |
| 72 | { FLDATA (INT, int_req, INT_V_TTI) },\r |
| 73 | { DRDATA (POS, tti_unit.pos, T_ADDR_W), PV_LEFT },\r |
| 74 | { DRDATA (TIME, tti_unit.wait, 24), REG_NZ + PV_LEFT },\r |
| 75 | { NULL }\r |
| 76 | };\r |
| 77 | \r |
| 78 | MTAB ttx_mod[] = {\r |
| 79 | { UNIT_DASHER, 0, "ANSI", "ANSI", &ttx_setmod },\r |
| 80 | { UNIT_DASHER, UNIT_DASHER, "Dasher", "DASHER", &ttx_setmod },\r |
| 81 | { 0 }\r |
| 82 | };\r |
| 83 | \r |
| 84 | DEVICE tti_dev = {\r |
| 85 | "TTI", &tti_unit, tti_reg, ttx_mod,\r |
| 86 | 1, 10, 31, 1, 8, 8,\r |
| 87 | NULL, NULL, &tti_reset,\r |
| 88 | NULL, NULL, NULL,\r |
| 89 | &tti_dib, 0\r |
| 90 | };\r |
| 91 | \r |
| 92 | /* TTO data structures\r |
| 93 | \r |
| 94 | tto_dev TTO device descriptor\r |
| 95 | tto_unit TTO unit descriptor\r |
| 96 | tto_reg TTO register list\r |
| 97 | */\r |
| 98 | \r |
| 99 | DIB tto_dib = { DEV_TTO, INT_TTO, PI_TTO, &tto };\r |
| 100 | \r |
| 101 | UNIT tto_unit = { UDATA (&tto_svc, 0, 0), SERIAL_OUT_WAIT };\r |
| 102 | \r |
| 103 | REG tto_reg[] = {\r |
| 104 | { ORDATA (BUF, tto_unit.buf, 8) },\r |
| 105 | { FLDATA (BUSY, dev_busy, INT_V_TTO) },\r |
| 106 | { FLDATA (DONE, dev_done, INT_V_TTO) },\r |
| 107 | { FLDATA (DISABLE, dev_disable, INT_V_TTO) },\r |
| 108 | { FLDATA (INT, int_req, INT_V_TTO) },\r |
| 109 | { DRDATA (POS, tto_unit.pos, T_ADDR_W), PV_LEFT },\r |
| 110 | { DRDATA (TIME, tto_unit.wait, 24), PV_LEFT },\r |
| 111 | { NULL }\r |
| 112 | };\r |
| 113 | \r |
| 114 | DEVICE tto_dev = {\r |
| 115 | "TTO", &tto_unit, tto_reg, ttx_mod,\r |
| 116 | 1, 10, 31, 1, 8, 8,\r |
| 117 | NULL, NULL, &tto_reset,\r |
| 118 | NULL, NULL, NULL,\r |
| 119 | &tto_dib, 0\r |
| 120 | };\r |
| 121 | \r |
| 122 | \r |
| 123 | \r |
| 124 | /* Terminal input: IOT routine */\r |
| 125 | \r |
| 126 | int32 tti (int32 pulse, int32 code, int32 AC)\r |
| 127 | {\r |
| 128 | int32 iodata;\r |
| 129 | \r |
| 130 | iodata = (code == ioDIA)? tti_unit.buf & 0377: 0;\r |
| 131 | switch (pulse) { /* decode IR<8:9> */\r |
| 132 | \r |
| 133 | case iopS: /* start */\r |
| 134 | dev_busy = dev_busy | INT_TTI; /* set busy */\r |
| 135 | dev_done = dev_done & ~INT_TTI; /* clear done, int */\r |
| 136 | int_req = int_req & ~INT_TTI;\r |
| 137 | break;\r |
| 138 | \r |
| 139 | case iopC: /* clear */\r |
| 140 | dev_busy = dev_busy & ~INT_TTI; /* clear busy */\r |
| 141 | dev_done = dev_done & ~INT_TTI; /* clear done, int */\r |
| 142 | int_req = int_req & ~INT_TTI;\r |
| 143 | break;\r |
| 144 | } /* end switch */\r |
| 145 | \r |
| 146 | return iodata;\r |
| 147 | }\r |
| 148 | \r |
| 149 | /* Unit service */\r |
| 150 | \r |
| 151 | t_stat tti_svc (UNIT *uptr)\r |
| 152 | {\r |
| 153 | int32 temp;\r |
| 154 | \r |
| 155 | sim_activate (&tti_unit, tti_unit.wait); /* continue poll */\r |
| 156 | if ((temp = sim_poll_kbd ()) < SCPE_KFLAG) return temp; /* no char or error? */\r |
| 157 | tti_unit.buf = temp & 0177;\r |
| 158 | /* --- BEGIN MODIFIED CODE --- */\r |
| 159 | if (tti_unit.flags & UNIT_DASHER) /* translate input */\r |
| 160 | translate_in();\r |
| 161 | /* --- END MODIFIED CODE --- */ \r |
| 162 | dev_busy = dev_busy & ~INT_TTI; /* clear busy */\r |
| 163 | dev_done = dev_done | INT_TTI; /* set done */\r |
| 164 | int_req = (int_req & ~INT_DEV) | (dev_done & ~dev_disable);\r |
| 165 | tti_unit.pos = tti_unit.pos + 1;\r |
| 166 | return SCPE_OK;\r |
| 167 | }\r |
| 168 | \r |
| 169 | /* -------------------- BEGIN INSERTION -----------------------*/\r |
| 170 | \r |
| 171 | int curpos = 0; /* used by translate_out() */\r |
| 172 | int row = 0, col = 0; /* ditto - for cursor positioning */\r |
| 173 | int spec200 = 0; /* signals next char is 'special' */\r |
| 174 | \r |
| 175 | /* Translation: VT100 input to D200 keycodes. */\r |
| 176 | \r |
| 177 | void translate_in()\r |
| 178 | {\r |
| 179 | char rev = 0;\r |
| 180 | \r |
| 181 | if (tti_unit.buf == '\r')\r |
| 182 | rev = '\n'; \r |
| 183 | if (tti_unit.buf == '\n')\r |
| 184 | rev = '\r'; \r |
| 185 | if (rev)\r |
| 186 | tti_unit.buf = rev; \r |
| 187 | }\r |
| 188 | \r |
| 189 | /* -------------------- END INSERTION -----------------------*/\r |
| 190 | \r |
| 191 | /* Reset routine */\r |
| 192 | \r |
| 193 | t_stat tti_reset (DEVICE *dptr)\r |
| 194 | {\r |
| 195 | tti_unit.buf = 0;\r |
| 196 | dev_busy = dev_busy & ~INT_TTI; /* clear busy */\r |
| 197 | dev_done = dev_done & ~INT_TTI; /* clear done, int */\r |
| 198 | int_req = int_req & ~INT_TTI;\r |
| 199 | sim_activate (&tti_unit, tti_unit.wait); /* activate unit */\r |
| 200 | return SCPE_OK;\r |
| 201 | }\r |
| 202 | \r |
| 203 | /* Terminal output: IOT routine */\r |
| 204 | \r |
| 205 | int32 tto (int32 pulse, int32 code, int32 AC)\r |
| 206 | {\r |
| 207 | if (code == ioDOA) tto_unit.buf = AC & 0377;\r |
| 208 | switch (pulse) { /* decode IR<8:9> */\r |
| 209 | \r |
| 210 | case iopS: /* start */\r |
| 211 | dev_busy = dev_busy | INT_TTO; /* set busy */\r |
| 212 | dev_done = dev_done & ~INT_TTO; /* clear done, int */\r |
| 213 | int_req = int_req & ~INT_TTO;\r |
| 214 | sim_activate (&tto_unit, tto_unit.wait); /* activate unit */\r |
| 215 | break;\r |
| 216 | \r |
| 217 | case iopC: /* clear */\r |
| 218 | dev_busy = dev_busy & ~INT_TTO; /* clear busy */\r |
| 219 | dev_done = dev_done & ~INT_TTO; /* clear done, int */\r |
| 220 | int_req = int_req & ~INT_TTO;\r |
| 221 | sim_cancel (&tto_unit); /* deactivate unit */\r |
| 222 | break;\r |
| 223 | } /* end switch */\r |
| 224 | \r |
| 225 | return 0;\r |
| 226 | }\r |
| 227 | \r |
| 228 | /* Unit service */\r |
| 229 | \r |
| 230 | t_stat tto_svc (UNIT *uptr)\r |
| 231 | {\r |
| 232 | int32 c, temp;\r |
| 233 | \r |
| 234 | dev_busy = dev_busy & ~INT_TTO; /* clear busy */\r |
| 235 | dev_done = dev_done | INT_TTO; /* set done */\r |
| 236 | int_req = (int_req & ~INT_DEV) | (dev_done & ~dev_disable);\r |
| 237 | c = tto_unit.buf & 0177;\r |
| 238 | /* --- BEGIN MODIFIED CODE --- */\r |
| 239 | if (tto_unit.flags & UNIT_DASHER) {\r |
| 240 | if ((temp = translate_out(c)) != SCPE_OK) return temp;\r |
| 241 | } else { \r |
| 242 | if ((temp = sim_putchar (c)) != SCPE_OK) return temp;\r |
| 243 | tto_unit.pos = tto_unit.pos + 1;\r |
| 244 | } \r |
| 245 | /* --- END MODIFIED CODE --- */ \r |
| 246 | return SCPE_OK;\r |
| 247 | }\r |
| 248 | \r |
| 249 | /* -------------------- BEGIN INSERTION -----------------------*/\r |
| 250 | \r |
| 251 | /* Translation routine - D200 screen controls to VT-100 controls. */\r |
| 252 | \r |
| 253 | int32 translate_out(int32 c)\r |
| 254 | {\r |
| 255 | int32 temp;\r |
| 256 | char outstr[32];\r |
| 257 | \r |
| 258 | if (spec200 == 1) { /* Special terminal control seq */\r |
| 259 | spec200 = 0;\r |
| 260 | switch (c) {\r |
| 261 | case 'C': /* read model ID */\r |
| 262 | return SCPE_OK;\r |
| 263 | case 'E': /* Reverse video off */\r |
| 264 | return SCPE_OK;\r |
| 265 | case 'D': /* Reverse video on */\r |
| 266 | return SCPE_OK;\r |
| 267 | default:\r |
| 268 | return SCPE_OK; \r |
| 269 | }\r |
| 270 | }\r |
| 271 | if (curpos == 1) { /* 2nd char of cursor position */\r |
| 272 | col = c & 0x7f;\r |
| 273 | curpos++;\r |
| 274 | return (SCPE_OK);\r |
| 275 | } \r |
| 276 | if (curpos == 2) { /* 3rd char of cursor position */\r |
| 277 | row = c & 0x7f;\r |
| 278 | curpos = 0;\r |
| 279 | sprintf(outstr, "\033[%d;%dH", row+1, col+1);\r |
| 280 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 281 | return (SCPE_OK);\r |
| 282 | } \r |
| 283 | switch (c) { /* Single-char command or data */\r |
| 284 | case 003: /* Blink enable */\r |
| 285 | break;\r |
| 286 | case 004: /* Blink disable */\r |
| 287 | break;\r |
| 288 | case 005: /* Read cursor address */\r |
| 289 | break; \r |
| 290 | case 010: /* Cursor home */\r |
| 291 | sprintf(outstr, "\033[1;1H");\r |
| 292 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 293 | row = col = 0;\r |
| 294 | return (SCPE_OK);\r |
| 295 | case 012: /* Newline */\r |
| 296 | if ((temp = sim_putchar('\r')) != SCPE_OK) return temp;\r |
| 297 | tto_unit.pos += 1;\r |
| 298 | if ((temp = sim_putchar(c)) != SCPE_OK) return temp;\r |
| 299 | tto_unit.pos += 1;\r |
| 300 | col = 1;\r |
| 301 | row++;\r |
| 302 | if (row > 24) row = 1;\r |
| 303 | return (SCPE_OK);\r |
| 304 | case 013: /* Erase EOL */\r |
| 305 | sprintf(outstr, "\033[K");\r |
| 306 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 307 | return (SCPE_OK);\r |
| 308 | case 014: /* Erase screen */\r |
| 309 | sprintf(outstr, "\033[1;1H\033[2J");\r |
| 310 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 311 | row = col = 0;\r |
| 312 | return (SCPE_OK);\r |
| 313 | case 015: /* CR */\r |
| 314 | if ((temp = sim_putchar(c)) != SCPE_OK) return temp;\r |
| 315 | tto_unit.pos += 1;\r |
| 316 | col = 1;\r |
| 317 | return (SCPE_OK);\r |
| 318 | case 016: /* Blink On */\r |
| 319 | sprintf(outstr, "\033[5m");\r |
| 320 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 321 | return (SCPE_OK);\r |
| 322 | case 017: /* Blink off */\r |
| 323 | sprintf(outstr, "\033[25m");\r |
| 324 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 325 | return (SCPE_OK);\r |
| 326 | case 020: /* Write cursor address */\r |
| 327 | curpos = 1;\r |
| 328 | return SCPE_OK;\r |
| 329 | case 024: /* underscore on */\r |
| 330 | sprintf(outstr, "\033[4m");\r |
| 331 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 332 | return (SCPE_OK);\r |
| 333 | case 025: /* underscore off */\r |
| 334 | sprintf(outstr, "\033[24m");\r |
| 335 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 336 | return (SCPE_OK);\r |
| 337 | break;\r |
| 338 | case 027: /* cursor up */\r |
| 339 | sprintf(outstr, "\033[A");\r |
| 340 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 341 | row--;\r |
| 342 | if (row < 1) row = 24;\r |
| 343 | return (SCPE_OK);\r |
| 344 | case 030: /* cursor right */\r |
| 345 | sprintf(outstr, "\033[C");\r |
| 346 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 347 | col++;\r |
| 348 | if (col > 80) {\r |
| 349 | col = 1;\r |
| 350 | row++;\r |
| 351 | if (row > 24) row = 1;\r |
| 352 | } \r |
| 353 | return (SCPE_OK);\r |
| 354 | case 031: /* Cursor left */\r |
| 355 | sprintf(outstr, "\033[D");\r |
| 356 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 357 | tto_unit.pos += 1;\r |
| 358 | col--;\r |
| 359 | if (col < 1) {\r |
| 360 | col = 80;\r |
| 361 | row--;\r |
| 362 | if (row < 1) row = 24;\r |
| 363 | } \r |
| 364 | return (SCPE_OK);\r |
| 365 | case 032: /* Cursor down */\r |
| 366 | sprintf(outstr, "\033[B");\r |
| 367 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 368 | row++;\r |
| 369 | if (row > 24) row = 1;\r |
| 370 | return (SCPE_OK);\r |
| 371 | case 034: /* Dim on */\r |
| 372 | sprintf(outstr, "\033[22m");\r |
| 373 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 374 | return (SCPE_OK);\r |
| 375 | case 035: /* Dim off */\r |
| 376 | sprintf(outstr, "\033[1m");\r |
| 377 | if ((temp = putseq(outstr)) != SCPE_OK) return temp;\r |
| 378 | return (SCPE_OK);\r |
| 379 | case 036: /* Special sequence */\r |
| 380 | spec200 = 1;\r |
| 381 | return SCPE_OK; \r |
| 382 | default: /* ..A character of data */\r |
| 383 | if ((temp = sim_putchar(c)) != SCPE_OK) return temp;\r |
| 384 | tto_unit.pos += 1;\r |
| 385 | col++;\r |
| 386 | if (col > 80) {\r |
| 387 | col = 1;\r |
| 388 | row++;\r |
| 389 | if (row > 24) row = 24;\r |
| 390 | } \r |
| 391 | return (SCPE_OK);\r |
| 392 | }\r |
| 393 | return SCPE_OK;\r |
| 394 | }\r |
| 395 | \r |
| 396 | int32 putseq(char *seq)\r |
| 397 | {\r |
| 398 | int i, len, temp;\r |
| 399 | \r |
| 400 | len = strlen(seq);\r |
| 401 | for (i = 0; i < len; i++) {\r |
| 402 | if ((temp = sim_putchar(seq[i])) != SCPE_OK) \r |
| 403 | return temp;\r |
| 404 | tto_unit.pos += 1;\r |
| 405 | }\r |
| 406 | return SCPE_OK; \r |
| 407 | }\r |
| 408 | \r |
| 409 | /* -------------------- END INSERTION -----------------------*/\r |
| 410 | \r |
| 411 | /* Reset routine */\r |
| 412 | \r |
| 413 | t_stat tto_reset (DEVICE *dptr)\r |
| 414 | {\r |
| 415 | tto_unit.buf = 0;\r |
| 416 | dev_busy = dev_busy & ~INT_TTO; /* clear busy */\r |
| 417 | dev_done = dev_done & ~INT_TTO; /* clear done, int */\r |
| 418 | int_req = int_req & ~INT_TTO;\r |
| 419 | sim_cancel (&tto_unit); /* deactivate unit */\r |
| 420 | return SCPE_OK;\r |
| 421 | }\r |
| 422 | \r |
| 423 | t_stat ttx_setmod (UNIT *uptr, int32 value, char *cptr, void *desc)\r |
| 424 | {\r |
| 425 | tti_unit.flags = (tti_unit.flags & ~UNIT_DASHER) | value;\r |
| 426 | tto_unit.flags = (tto_unit.flags & ~UNIT_DASHER) | value;\r |
| 427 | return SCPE_OK;\r |
| 428 | }\r |