1 /*- 2 * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp> 3 * Copyright (c) 1992-1998 S�ren Schmidt 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer as 11 * the first lines of this file unmodified. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 * 27 * $FreeBSD: src/sys/dev/syscons/scterm-sc.c,v 1.4.2.10 2001/06/11 09:05:39 phk Exp $ 28 * $DragonFly: src/sys/dev/misc/syscons/scterm-sc.c,v 1.2 2003/06/17 04:28:31 dillon Exp $ 29 */ 30 31 #include "opt_syscons.h" 32 33 #include <sys/param.h> 34 #include <sys/systm.h> 35 #include <sys/kernel.h> 36 #include <sys/consio.h> 37 38 #include <machine/pc/display.h> 39 40 #include <dev/syscons/syscons.h> 41 #include <dev/syscons/sctermvar.h> 42 43 #ifndef SC_DUMB_TERMINAL 44 45 #define MAX_ESC_PAR 5 46 47 /* attribute flags */ 48 typedef struct { 49 u_short fg; /* foreground color */ 50 u_short bg; /* background color */ 51 } color_t; 52 53 typedef struct { 54 int flags; 55 #define SCTERM_BUSY (1 << 0) 56 int esc; 57 int num_param; 58 int last_param; 59 int param[MAX_ESC_PAR]; 60 int saved_xpos; 61 int saved_ypos; 62 int attr_mask; /* current logical attr mask */ 63 #define NORMAL_ATTR 0x00 64 #define BLINK_ATTR 0x01 65 #define BOLD_ATTR 0x02 66 #define UNDERLINE_ATTR 0x04 67 #define REVERSE_ATTR 0x08 68 #define FG_CHANGED 0x10 69 #define BG_CHANGED 0x20 70 int cur_attr; /* current hardware attr word */ 71 color_t cur_color; /* current hardware color */ 72 color_t std_color; /* normal hardware color */ 73 color_t rev_color; /* reverse hardware color */ 74 color_t dflt_std_color; /* default normal color */ 75 color_t dflt_rev_color; /* default reverse color */ 76 } term_stat; 77 78 static sc_term_init_t scterm_init; 79 static sc_term_term_t scterm_term; 80 static sc_term_puts_t scterm_puts; 81 static sc_term_ioctl_t scterm_ioctl; 82 static sc_term_reset_t scterm_reset; 83 static sc_term_default_attr_t scterm_default_attr; 84 static sc_term_clear_t scterm_clear; 85 static sc_term_notify_t scterm_notify; 86 static sc_term_input_t scterm_input; 87 88 static sc_term_sw_t sc_term_sc = { 89 { NULL, NULL }, 90 "sc", /* emulator name */ 91 "syscons terminal", /* description */ 92 "*", /* matching renderer, any :-) */ 93 sizeof(term_stat), /* softc size */ 94 0, 95 scterm_init, 96 scterm_term, 97 scterm_puts, 98 scterm_ioctl, 99 scterm_reset, 100 scterm_default_attr, 101 scterm_clear, 102 scterm_notify, 103 scterm_input, 104 }; 105 106 SCTERM_MODULE(sc, sc_term_sc); 107 108 static term_stat reserved_term_stat; 109 static void scterm_scan_esc(scr_stat *scp, term_stat *tcp, 110 u_char c); 111 static int mask2attr(term_stat *tcp); 112 113 static int 114 scterm_init(scr_stat *scp, void **softc, int code) 115 { 116 term_stat *tcp; 117 118 if (*softc == NULL) { 119 if (reserved_term_stat.flags & SCTERM_BUSY) 120 return EINVAL; 121 *softc = &reserved_term_stat; 122 } 123 tcp = *softc; 124 125 switch (code) { 126 case SC_TE_COLD_INIT: 127 bzero(tcp, sizeof(*tcp)); 128 tcp->flags = SCTERM_BUSY; 129 tcp->esc = 0; 130 tcp->saved_xpos = -1; 131 tcp->saved_ypos = -1; 132 tcp->attr_mask = NORMAL_ATTR; 133 /* XXX */ 134 tcp->dflt_std_color.fg = SC_NORM_ATTR & 0x0f; 135 tcp->dflt_std_color.bg = (SC_NORM_ATTR >> 4) & 0x0f; 136 tcp->dflt_rev_color.fg = SC_NORM_REV_ATTR & 0x0f; 137 tcp->dflt_rev_color.bg = (SC_NORM_REV_ATTR >> 4) & 0x0f; 138 tcp->std_color = tcp->dflt_std_color; 139 tcp->rev_color = tcp->dflt_rev_color; 140 tcp->cur_color = tcp->std_color; 141 tcp->cur_attr = mask2attr(tcp); 142 ++sc_term_sc.te_refcount; 143 break; 144 145 case SC_TE_WARM_INIT: 146 tcp->esc = 0; 147 tcp->saved_xpos = -1; 148 tcp->saved_ypos = -1; 149 #if 0 150 tcp->std_color = tcp->dflt_std_color; 151 tcp->rev_color = tcp->dflt_rev_color; 152 #endif 153 tcp->cur_color = tcp->std_color; 154 tcp->cur_attr = mask2attr(tcp); 155 break; 156 } 157 158 return 0; 159 } 160 161 static int 162 scterm_term(scr_stat *scp, void **softc) 163 { 164 if (*softc == &reserved_term_stat) { 165 *softc = NULL; 166 bzero(&reserved_term_stat, sizeof(reserved_term_stat)); 167 } 168 --sc_term_sc.te_refcount; 169 return 0; 170 } 171 172 static void 173 scterm_scan_esc(scr_stat *scp, term_stat *tcp, u_char c) 174 { 175 static u_char ansi_col[16] = { 176 #ifdef __alpha__ 177 /* 178 * DEC is evil. They switch the red and blue attributes in 179 * the palette in the system console. As a simple work-around, 180 * re-map the ANSI colors appropriately. 181 */ 182 FG_BLACK, FG_BLUE, FG_GREEN, FG_CYAN, 183 FG_RED, FG_MAGENTA, FG_BROWN, FG_LIGHTGREY, 184 FG_DARKGREY, FG_LIGHTBLUE, FG_LIGHTGREEN, FG_LIGHTCYAN, 185 FG_LIGHTRED, FG_LIGHTMAGENTA, FG_YELLOW, FG_WHITE 186 #else 187 FG_BLACK, FG_RED, FG_GREEN, FG_BROWN, 188 FG_BLUE, FG_MAGENTA, FG_CYAN, FG_LIGHTGREY, 189 FG_DARKGREY, FG_LIGHTRED, FG_LIGHTGREEN, FG_YELLOW, 190 FG_LIGHTBLUE, FG_LIGHTMAGENTA, FG_LIGHTCYAN, FG_WHITE 191 #endif 192 }; 193 sc_softc_t *sc; 194 int i, n; 195 196 i = n = 0; 197 sc = scp->sc; 198 if (tcp->esc == 1) { /* seen ESC */ 199 switch (c) { 200 201 case '7': /* Save cursor position */ 202 tcp->saved_xpos = scp->xpos; 203 tcp->saved_ypos = scp->ypos; 204 break; 205 206 case '8': /* Restore saved cursor position */ 207 if (tcp->saved_xpos >= 0 && tcp->saved_ypos >= 0) 208 sc_move_cursor(scp, tcp->saved_xpos, 209 tcp->saved_ypos); 210 break; 211 212 case '[': /* Start ESC [ sequence */ 213 tcp->esc = 2; 214 tcp->last_param = -1; 215 for (i = tcp->num_param; i < MAX_ESC_PAR; i++) 216 tcp->param[i] = 1; 217 tcp->num_param = 0; 218 return; 219 220 case 'M': /* Move cursor up 1 line, scroll if at top */ 221 sc_term_up_scroll(scp, 1, sc->scr_map[0x20], 222 tcp->cur_attr, 0, 0); 223 break; 224 #if notyet 225 case 'Q': 226 tcp->esc = 4; 227 return; 228 #endif 229 case 'c': /* reset */ 230 tcp->attr_mask = NORMAL_ATTR; 231 tcp->cur_color = tcp->std_color 232 = tcp->dflt_std_color; 233 tcp->rev_color = tcp->dflt_rev_color; 234 tcp->cur_attr = mask2attr(tcp); 235 sc_clear_screen(scp); 236 break; 237 238 case '(': /* iso-2022: designate 94 character set to G0 */ 239 tcp->esc = 5; 240 return; 241 } 242 } else if (tcp->esc == 2) { /* seen ESC [ */ 243 if (c >= '0' && c <= '9') { 244 if (tcp->num_param < MAX_ESC_PAR) { 245 if (tcp->last_param != tcp->num_param) { 246 tcp->last_param = tcp->num_param; 247 tcp->param[tcp->num_param] = 0; 248 } else { 249 tcp->param[tcp->num_param] *= 10; 250 } 251 tcp->param[tcp->num_param] += c - '0'; 252 return; 253 } 254 } 255 tcp->num_param = tcp->last_param + 1; 256 switch (c) { 257 258 case ';': 259 if (tcp->num_param < MAX_ESC_PAR) 260 return; 261 break; 262 263 case '=': 264 tcp->esc = 3; 265 tcp->last_param = -1; 266 for (i = tcp->num_param; i < MAX_ESC_PAR; i++) 267 tcp->param[i] = 1; 268 tcp->num_param = 0; 269 return; 270 271 case 'A': /* up n rows */ 272 sc_term_up(scp, tcp->param[0], 0); 273 break; 274 275 case 'B': /* down n rows */ 276 sc_term_down(scp, tcp->param[0], 0); 277 break; 278 279 case 'C': /* right n columns */ 280 sc_term_right(scp, tcp->param[0]); 281 break; 282 283 case 'D': /* left n columns */ 284 sc_term_left(scp, tcp->param[0]); 285 break; 286 287 case 'E': /* cursor to start of line n lines down */ 288 n = tcp->param[0]; 289 if (n < 1) 290 n = 1; 291 sc_move_cursor(scp, 0, scp->ypos + n); 292 break; 293 294 case 'F': /* cursor to start of line n lines up */ 295 n = tcp->param[0]; 296 if (n < 1) 297 n = 1; 298 sc_move_cursor(scp, 0, scp->ypos - n); 299 break; 300 301 case 'f': /* Cursor move */ 302 case 'H': 303 if (tcp->num_param == 0) 304 sc_move_cursor(scp, 0, 0); 305 else if (tcp->num_param == 2) 306 sc_move_cursor(scp, tcp->param[1] - 1, 307 tcp->param[0] - 1); 308 break; 309 310 case 'J': /* Clear all or part of display */ 311 if (tcp->num_param == 0) 312 n = 0; 313 else 314 n = tcp->param[0]; 315 sc_term_clr_eos(scp, n, sc->scr_map[0x20], 316 tcp->cur_attr); 317 break; 318 319 case 'K': /* Clear all or part of line */ 320 if (tcp->num_param == 0) 321 n = 0; 322 else 323 n = tcp->param[0]; 324 sc_term_clr_eol(scp, n, sc->scr_map[0x20], 325 tcp->cur_attr); 326 break; 327 328 case 'L': /* Insert n lines */ 329 sc_term_ins_line(scp, scp->ypos, tcp->param[0], 330 sc->scr_map[0x20], tcp->cur_attr, 0); 331 break; 332 333 case 'M': /* Delete n lines */ 334 sc_term_del_line(scp, scp->ypos, tcp->param[0], 335 sc->scr_map[0x20], tcp->cur_attr, 0); 336 break; 337 338 case 'P': /* Delete n chars */ 339 sc_term_del_char(scp, tcp->param[0], 340 sc->scr_map[0x20], tcp->cur_attr); 341 break; 342 343 case '@': /* Insert n chars */ 344 sc_term_ins_char(scp, tcp->param[0], 345 sc->scr_map[0x20], tcp->cur_attr); 346 break; 347 348 case 'S': /* scroll up n lines */ 349 sc_term_del_line(scp, 0, tcp->param[0], 350 sc->scr_map[0x20], tcp->cur_attr, 0); 351 break; 352 353 case 'T': /* scroll down n lines */ 354 sc_term_ins_line(scp, 0, tcp->param[0], 355 sc->scr_map[0x20], tcp->cur_attr, 0); 356 break; 357 358 case 'X': /* erase n characters in line */ 359 n = tcp->param[0]; 360 if (n < 1) 361 n = 1; 362 if (n > scp->xsize - scp->xpos) 363 n = scp->xsize - scp->xpos; 364 sc_vtb_erase(&scp->vtb, scp->cursor_pos, n, 365 sc->scr_map[0x20], tcp->cur_attr); 366 mark_for_update(scp, scp->cursor_pos); 367 mark_for_update(scp, scp->cursor_pos + n - 1); 368 break; 369 370 case 'Z': /* move n tabs backwards */ 371 sc_term_backtab(scp, tcp->param[0]); 372 break; 373 374 case '`': /* move cursor to column n */ 375 sc_term_col(scp, tcp->param[0]); 376 break; 377 378 case 'a': /* move cursor n columns to the right */ 379 sc_term_right(scp, tcp->param[0]); 380 break; 381 382 case 'd': /* move cursor to row n */ 383 sc_term_row(scp, tcp->param[0]); 384 break; 385 386 case 'e': /* move cursor n rows down */ 387 sc_term_down(scp, tcp->param[0], 0); 388 break; 389 390 case 'm': /* change attribute */ 391 if (tcp->num_param == 0) { 392 tcp->attr_mask = NORMAL_ATTR; 393 tcp->cur_color = tcp->std_color; 394 tcp->cur_attr = mask2attr(tcp); 395 break; 396 } 397 for (i = 0; i < tcp->num_param; i++) { 398 switch (n = tcp->param[i]) { 399 case 0: /* back to normal */ 400 tcp->attr_mask = NORMAL_ATTR; 401 tcp->cur_color = tcp->std_color; 402 tcp->cur_attr = mask2attr(tcp); 403 break; 404 case 1: /* bold */ 405 tcp->attr_mask |= BOLD_ATTR; 406 tcp->cur_attr = mask2attr(tcp); 407 break; 408 case 4: /* underline */ 409 tcp->attr_mask |= UNDERLINE_ATTR; 410 tcp->cur_attr = mask2attr(tcp); 411 break; 412 case 5: /* blink */ 413 tcp->attr_mask |= BLINK_ATTR; 414 tcp->cur_attr = mask2attr(tcp); 415 break; 416 case 7: /* reverse */ 417 tcp->attr_mask |= REVERSE_ATTR; 418 tcp->cur_attr = mask2attr(tcp); 419 break; 420 case 22: /* remove bold (or dim) */ 421 tcp->attr_mask &= ~BOLD_ATTR; 422 tcp->cur_attr = mask2attr(tcp); 423 break; 424 case 24: /* remove underline */ 425 tcp->attr_mask &= ~UNDERLINE_ATTR; 426 tcp->cur_attr = mask2attr(tcp); 427 break; 428 case 25: /* remove blink */ 429 tcp->attr_mask &= ~BLINK_ATTR; 430 tcp->cur_attr = mask2attr(tcp); 431 break; 432 case 27: /* remove reverse */ 433 tcp->attr_mask &= ~REVERSE_ATTR; 434 tcp->cur_attr = mask2attr(tcp); 435 break; 436 case 30: case 31: /* set ansi fg color */ 437 case 32: case 33: case 34: 438 case 35: case 36: case 37: 439 tcp->attr_mask |= FG_CHANGED; 440 tcp->cur_color.fg = ansi_col[n - 30]; 441 tcp->cur_attr = mask2attr(tcp); 442 break; 443 case 39: /* restore fg color back to normal */ 444 tcp->attr_mask &= ~(FG_CHANGED|BOLD_ATTR); 445 tcp->cur_color.fg = tcp->std_color.fg; 446 tcp->cur_attr = mask2attr(tcp); 447 break; 448 case 40: case 41: /* set ansi bg color */ 449 case 42: case 43: case 44: 450 case 45: case 46: case 47: 451 tcp->attr_mask |= BG_CHANGED; 452 tcp->cur_color.bg = ansi_col[n - 40]; 453 tcp->cur_attr = mask2attr(tcp); 454 break; 455 case 49: /* restore bg color back to normal */ 456 tcp->attr_mask &= ~BG_CHANGED; 457 tcp->cur_color.bg = tcp->std_color.bg; 458 tcp->cur_attr = mask2attr(tcp); 459 break; 460 } 461 } 462 break; 463 464 case 's': /* Save cursor position */ 465 tcp->saved_xpos = scp->xpos; 466 tcp->saved_ypos = scp->ypos; 467 break; 468 469 case 'u': /* Restore saved cursor position */ 470 if (tcp->saved_xpos >= 0 && tcp->saved_ypos >= 0) 471 sc_move_cursor(scp, tcp->saved_xpos, 472 tcp->saved_ypos); 473 break; 474 475 case 'x': 476 if (tcp->num_param == 0) 477 n = 0; 478 else 479 n = tcp->param[0]; 480 switch (n) { 481 case 0: /* reset colors and attributes back to normal */ 482 tcp->attr_mask = NORMAL_ATTR; 483 tcp->cur_color = tcp->std_color 484 = tcp->dflt_std_color; 485 tcp->rev_color = tcp->dflt_rev_color; 486 tcp->cur_attr = mask2attr(tcp); 487 break; 488 case 1: /* set ansi background */ 489 tcp->attr_mask &= ~BG_CHANGED; 490 tcp->cur_color.bg = tcp->std_color.bg 491 = ansi_col[tcp->param[1] & 0x0f]; 492 tcp->cur_attr = mask2attr(tcp); 493 break; 494 case 2: /* set ansi foreground */ 495 tcp->attr_mask &= ~FG_CHANGED; 496 tcp->cur_color.fg = tcp->std_color.fg 497 = ansi_col[tcp->param[1] & 0x0f]; 498 tcp->cur_attr = mask2attr(tcp); 499 break; 500 case 3: /* set adapter attribute directly */ 501 tcp->attr_mask &= ~(FG_CHANGED | BG_CHANGED); 502 tcp->cur_color.fg = tcp->std_color.fg 503 = tcp->param[1] & 0x0f; 504 tcp->cur_color.bg = tcp->std_color.bg 505 = (tcp->param[1] >> 4) & 0x0f; 506 tcp->cur_attr = mask2attr(tcp); 507 break; 508 case 5: /* set ansi reverse background */ 509 tcp->rev_color.bg = ansi_col[tcp->param[1] & 0x0f]; 510 tcp->cur_attr = mask2attr(tcp); 511 break; 512 case 6: /* set ansi reverse foreground */ 513 tcp->rev_color.fg = ansi_col[tcp->param[1] & 0x0f]; 514 tcp->cur_attr = mask2attr(tcp); 515 break; 516 case 7: /* set adapter reverse attribute directly */ 517 tcp->rev_color.fg = tcp->param[1] & 0x0f; 518 tcp->rev_color.bg = (tcp->param[1] >> 4) & 0x0f; 519 tcp->cur_attr = mask2attr(tcp); 520 break; 521 } 522 break; 523 524 case 'z': /* switch to (virtual) console n */ 525 if (tcp->num_param == 1) 526 sc_switch_scr(sc, tcp->param[0]); 527 break; 528 } 529 } else if (tcp->esc == 3) { /* seen ESC [0-9]+ = */ 530 if (c >= '0' && c <= '9') { 531 if (tcp->num_param < MAX_ESC_PAR) { 532 if (tcp->last_param != tcp->num_param) { 533 tcp->last_param = tcp->num_param; 534 tcp->param[tcp->num_param] = 0; 535 } else { 536 tcp->param[tcp->num_param] *= 10; 537 } 538 tcp->param[tcp->num_param] += c - '0'; 539 return; 540 } 541 } 542 tcp->num_param = tcp->last_param + 1; 543 switch (c) { 544 545 case ';': 546 if (tcp->num_param < MAX_ESC_PAR) 547 return; 548 break; 549 550 case 'A': /* set display border color */ 551 if (tcp->num_param == 1) { 552 scp->border=tcp->param[0] & 0xff; 553 if (scp == sc->cur_scp) 554 sc_set_border(scp, scp->border); 555 } 556 break; 557 558 case 'B': /* set bell pitch and duration */ 559 if (tcp->num_param == 2) { 560 scp->bell_pitch = tcp->param[0]; 561 scp->bell_duration = 562 (tcp->param[1] * hz + 99) / 100; 563 } 564 break; 565 566 case 'C': /* set cursor type & shape */ 567 i = spltty(); 568 if (!ISGRAPHSC(sc->cur_scp)) 569 sc_remove_cursor_image(sc->cur_scp); 570 if (tcp->num_param == 1) { 571 if (tcp->param[0] & 0x01) 572 sc->flags |= SC_BLINK_CURSOR; 573 else 574 sc->flags &= ~SC_BLINK_CURSOR; 575 if (tcp->param[0] & 0x02) 576 sc->flags |= SC_CHAR_CURSOR; 577 else 578 sc->flags &= ~SC_CHAR_CURSOR; 579 } else if (tcp->num_param == 2) { 580 sc->cursor_base = scp->font_size 581 - (tcp->param[1] & 0x1F) - 1; 582 sc->cursor_height = (tcp->param[1] & 0x1F) 583 - (tcp->param[0] & 0x1F) + 1; 584 } 585 /* 586 * The cursor shape is global property; 587 * all virtual consoles are affected. 588 * Update the cursor in the current console... 589 */ 590 if (!ISGRAPHSC(sc->cur_scp)) { 591 sc_set_cursor_image(sc->cur_scp); 592 sc_draw_cursor_image(sc->cur_scp); 593 } 594 splx(i); 595 break; 596 597 case 'F': /* set adapter foreground */ 598 if (tcp->num_param == 1) { 599 tcp->attr_mask &= ~FG_CHANGED; 600 tcp->cur_color.fg = tcp->std_color.fg 601 = tcp->param[0] & 0x0f; 602 tcp->cur_attr = mask2attr(tcp); 603 } 604 break; 605 606 case 'G': /* set adapter background */ 607 if (tcp->num_param == 1) { 608 tcp->attr_mask &= ~BG_CHANGED; 609 tcp->cur_color.bg = tcp->std_color.bg 610 = tcp->param[0] & 0x0f; 611 tcp->cur_attr = mask2attr(tcp); 612 } 613 break; 614 615 case 'H': /* set adapter reverse foreground */ 616 if (tcp->num_param == 1) { 617 tcp->rev_color.fg = tcp->param[0] & 0x0f; 618 tcp->cur_attr = mask2attr(tcp); 619 } 620 break; 621 622 case 'I': /* set adapter reverse background */ 623 if (tcp->num_param == 1) { 624 tcp->rev_color.bg = tcp->param[0] & 0x0f; 625 tcp->cur_attr = mask2attr(tcp); 626 } 627 break; 628 } 629 #if notyet 630 } else if (tcp->esc == 4) { /* seen ESC Q */ 631 /* to be filled */ 632 #endif 633 } else if (tcp->esc == 5) { /* seen ESC ( */ 634 switch (c) { 635 case 'B': /* iso-2022: desginate ASCII into G0 */ 636 break; 637 /* other items to be filled */ 638 default: 639 break; 640 } 641 } 642 tcp->esc = 0; 643 } 644 645 static void 646 scterm_puts(scr_stat *scp, u_char *buf, int len) 647 { 648 term_stat *tcp; 649 650 tcp = scp->ts; 651 outloop: 652 scp->sc->write_in_progress++; 653 654 if (tcp->esc) { 655 scterm_scan_esc(scp, tcp, *buf); 656 buf++; 657 len--; 658 } else { 659 switch (*buf) { 660 case 0x1b: 661 tcp->esc = 1; 662 tcp->num_param = 0; 663 buf++; 664 len--; 665 break; 666 default: 667 sc_term_gen_print(scp, &buf, &len, tcp->cur_attr); 668 break; 669 } 670 } 671 672 sc_term_gen_scroll(scp, scp->sc->scr_map[0x20], tcp->cur_attr); 673 674 scp->sc->write_in_progress--; 675 if (len) 676 goto outloop; 677 } 678 679 static int 680 scterm_ioctl(scr_stat *scp, struct tty *tp, u_long cmd, caddr_t data, 681 int flag, struct proc *p) 682 { 683 term_stat *tcp = scp->ts; 684 vid_info_t *vi; 685 686 switch (cmd) { 687 case GIO_ATTR: /* get current attributes */ 688 /* FIXME: */ 689 *(int*)data = (tcp->cur_attr >> 8) & 0xff; 690 return 0; 691 case CONS_GETINFO: /* get current (virtual) console info */ 692 vi = (vid_info_t *)data; 693 if (vi->size != sizeof(struct vid_info)) 694 return EINVAL; 695 vi->mv_norm.fore = tcp->std_color.fg; 696 vi->mv_norm.back = tcp->std_color.bg; 697 vi->mv_rev.fore = tcp->rev_color.fg; 698 vi->mv_rev.back = tcp->rev_color.bg; 699 /* 700 * The other fields are filled by the upper routine. XXX 701 */ 702 return ENOIOCTL; 703 } 704 return ENOIOCTL; 705 } 706 707 static int 708 scterm_reset(scr_stat *scp, int code) 709 { 710 /* FIXME */ 711 return 0; 712 } 713 714 static void 715 scterm_default_attr(scr_stat *scp, int color, int rev_color) 716 { 717 term_stat *tcp = scp->ts; 718 719 tcp->dflt_std_color.fg = color & 0x0f; 720 tcp->dflt_std_color.bg = (color >> 4) & 0x0f; 721 tcp->dflt_rev_color.fg = rev_color & 0x0f; 722 tcp->dflt_rev_color.bg = (rev_color >> 4) & 0x0f; 723 tcp->std_color = tcp->dflt_std_color; 724 tcp->rev_color = tcp->dflt_rev_color; 725 tcp->cur_color = tcp->std_color; 726 tcp->cur_attr = mask2attr(tcp); 727 } 728 729 static void 730 scterm_clear(scr_stat *scp) 731 { 732 term_stat *tcp = scp->ts; 733 734 sc_move_cursor(scp, 0, 0); 735 sc_vtb_clear(&scp->vtb, scp->sc->scr_map[0x20], tcp->cur_attr); 736 mark_all(scp); 737 } 738 739 static void 740 scterm_notify(scr_stat *scp, int event) 741 { 742 switch (event) { 743 case SC_TE_NOTIFY_VTSWITCH_IN: 744 break; 745 case SC_TE_NOTIFY_VTSWITCH_OUT: 746 break; 747 } 748 } 749 750 static int 751 scterm_input(scr_stat *scp, int c, struct tty *tp) 752 { 753 return FALSE; 754 } 755 756 /* 757 * Calculate hardware attributes word using logical attributes mask and 758 * hardware colors 759 */ 760 761 /* FIXME */ 762 static int 763 mask2attr(term_stat *tcp) 764 { 765 int attr, mask = tcp->attr_mask; 766 767 if (mask & REVERSE_ATTR) { 768 attr = ((mask & FG_CHANGED) ? 769 tcp->cur_color.bg : tcp->rev_color.fg) | 770 (((mask & BG_CHANGED) ? 771 tcp->cur_color.fg : tcp->rev_color.bg) << 4); 772 } else 773 attr = tcp->cur_color.fg | (tcp->cur_color.bg << 4); 774 775 /* XXX: underline mapping for Hercules adapter can be better */ 776 if (mask & (BOLD_ATTR | UNDERLINE_ATTR)) 777 attr ^= 0x08; 778 if (mask & BLINK_ATTR) 779 attr ^= 0x80; 780 781 return (attr << 8); 782 } 783 784 #endif /* SC_DUMB_TERMINAL */ 785