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