1 /*- 2 * Copyright (c) 1992-1996 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer 10 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software withough specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $Id: syscons.c,v 1.170 1996/09/10 19:14:49 peter Exp $ 29 */ 30 31 #include "sc.h" 32 #include "apm.h" 33 #include "opt_ddb.h" 34 #include "opt_syscons.h" 35 36 #if NSC > 0 37 #include <sys/param.h> 38 #include <sys/systm.h> 39 #include <sys/conf.h> 40 #include <sys/ioctl.h> 41 #include <sys/proc.h> 42 #include <sys/signalvar.h> 43 #include <sys/tty.h> 44 #include <sys/uio.h> 45 #include <sys/callout.h> 46 #include <sys/kernel.h> 47 #include <sys/syslog.h> 48 #include <sys/errno.h> 49 #include <sys/malloc.h> 50 #ifdef DEVFS 51 #include <sys/devfsext.h> 52 #endif 53 54 #include <machine/clock.h> 55 #include <machine/cons.h> 56 #include <machine/console.h> 57 #include <machine/md_var.h> 58 #include <machine/psl.h> 59 #include <machine/frame.h> 60 #include <machine/pc/display.h> 61 #include <machine/apm_bios.h> 62 #include <machine/random.h> 63 64 #include <vm/vm.h> 65 #include <vm/vm_param.h> 66 #include <vm/pmap.h> 67 68 #include <i386/isa/isa.h> 69 #include <i386/isa/isa_device.h> 70 #include <i386/isa/timerreg.h> 71 #include <i386/isa/kbdtables.h> 72 #include <i386/isa/syscons.h> 73 74 #if !defined(MAXCONS) 75 #define MAXCONS 16 76 #endif 77 78 #define COLD 0 79 #define WARM 1 80 #define RUNNING 2 81 82 /* this may break on older VGA's but is usefull on real 32 bit systems */ 83 #define bcopyw bcopy 84 85 static default_attr user_default = { 86 (FG_LIGHTGREY | BG_BLACK) << 8, 87 (FG_BLACK | BG_LIGHTGREY) << 8 88 }; 89 90 static default_attr kernel_default = { 91 (FG_WHITE | BG_BLACK) << 8, 92 (FG_BLACK | BG_LIGHTGREY) << 8 93 }; 94 95 static scr_stat main_console; 96 static scr_stat *console[MAXCONS]; 97 #ifdef DEVFS 98 static void *sc_devfs_token[MAXCONS]; 99 #endif 100 scr_stat *cur_console; 101 static scr_stat *new_scp, *old_scp; 102 static term_stat kernel_console; 103 static default_attr *current_default; 104 static int flags = 0; 105 static char init_done = COLD; 106 static char switch_in_progress = FALSE; 107 static char write_in_progress = FALSE; 108 static char blink_in_progress = FALSE; 109 static int blinkrate = 0; 110 u_int crtc_addr = MONO_BASE; 111 char crtc_vga = FALSE; 112 static u_char shfts = 0, ctls = 0, alts = 0, agrs = 0, metas = 0; 113 static u_char nlkcnt = 0, clkcnt = 0, slkcnt = 0, alkcnt = 0; 114 char *font_8 = NULL, *font_14 = NULL, *font_16 = NULL; 115 int fonts_loaded = 0; 116 char *palette; 117 static const u_int n_fkey_tab = sizeof(fkey_tab) / sizeof(*fkey_tab); 118 static int delayed_next_scr = FALSE; 119 static long scrn_blank_time = 0; /* screen saver timeout value */ 120 int scrn_blanked = FALSE; /* screen saver active flag */ 121 static long scrn_time_stamp; 122 u_char scr_map[256]; 123 u_char scr_rmap[256]; 124 char *video_mode_ptr = NULL; 125 static char *cut_buffer; 126 static u_short mouse_and_mask[16] = { 127 0xc000, 0xe000, 0xf000, 0xf800, 0xfc00, 0xfe00, 0xff00, 0xff80, 128 0xfe00, 0x1e00, 0x1f00, 0x0f00, 0x0f00, 0x0000, 0x0000, 0x0000 129 }; 130 static u_short mouse_or_mask[16] = { 131 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7c00, 0x7e00, 0x6800, 132 0x0c00, 0x0c00, 0x0600, 0x0600, 0x0000, 0x0000, 0x0000, 0x0000 133 }; 134 135 static void none_saver(int blank) { } 136 137 void (*current_saver) __P((int blank)) = none_saver; 138 139 /* OS specific stuff */ 140 #ifdef not_yet_done 141 #define VIRTUAL_TTY(x) (sccons[x] = ttymalloc(sccons[x])) 142 struct CONSOLE_TTY (sccons[MAXCONS] = ttymalloc(sccons[MAXCONS])) 143 struct MOUSE_TTY (sccons[MAXCONS+1] = ttymalloc(sccons[MAXCONS+1])) 144 struct tty *sccons[MAXCONS+2]; 145 #else 146 #define VIRTUAL_TTY(x) &sccons[x] 147 #define CONSOLE_TTY &sccons[MAXCONS] 148 #define MOUSE_TTY &sccons[MAXCONS+1] 149 static struct tty sccons[MAXCONS+2]; 150 #endif 151 #define SC_MOUSE 128 152 #define SC_CONSOLE 255 153 #define MONO_BUF pa_to_va(0xB0000) 154 #define CGA_BUF pa_to_va(0xB8000) 155 u_short *Crtat; 156 static const int nsccons = MAXCONS+2; 157 158 #define WRAPHIST(scp, pointer, offset)\ 159 ((scp->history) + ((((pointer) - (scp->history)) + (scp->history_size)\ 160 + (offset)) % (scp->history_size))) 161 162 /* prototypes */ 163 static int scattach(struct isa_device *dev); 164 static int scparam(struct tty *tp, struct termios *t); 165 static int scprobe(struct isa_device *dev); 166 static void scstart(struct tty *tp); 167 static void scmousestart(struct tty *tp); 168 static void scinit(void); 169 static u_int scgetc(int noblock); 170 static scr_stat *get_scr_stat(dev_t dev); 171 static scr_stat *alloc_scp(void); 172 static void init_scp(scr_stat *scp); 173 static int get_scr_num(void); 174 static void scrn_timer(void); 175 static void clear_screen(scr_stat *scp); 176 static int switch_scr(scr_stat *scp, u_int next_scr); 177 static void exchange_scr(void); 178 static inline void move_crsr(scr_stat *scp, int x, int y); 179 static void scan_esc(scr_stat *scp, u_char c); 180 static void draw_cursor_image(scr_stat *scp); 181 static void remove_cursor_image(scr_stat *scp); 182 static void ansi_put(scr_stat *scp, u_char *buf, int len); 183 static u_char *get_fstr(u_int c, u_int *len); 184 static void update_leds(int which); 185 static void history_to_screen(scr_stat *scp); 186 static int history_up_line(scr_stat *scp); 187 static int history_down_line(scr_stat *scp); 188 static void kbd_wait(void); 189 static void kbd_cmd(u_char command); 190 static void set_vgaregs(char *modetable); 191 static void set_font_mode(void); 192 static void set_normal_mode(void); 193 static void set_destructive_cursor(scr_stat *scp); 194 static void set_mouse_pos(scr_stat *scp); 195 static void mouse_cut_start(scr_stat *scp); 196 static void mouse_cut_end(scr_stat *scp); 197 static void mouse_paste(scr_stat *scp); 198 static void draw_mouse_image(scr_stat *scp); 199 static void remove_mouse_image(scr_stat *scp); 200 static void draw_cutmarking(scr_stat *scp); 201 static void remove_cutmarking(scr_stat *scp); 202 static void save_palette(void); 203 static void do_bell(scr_stat *scp, int pitch, int duration); 204 static void blink_screen(scr_stat *scp); 205 206 struct isa_driver scdriver = { 207 scprobe, scattach, "sc", 1 208 }; 209 210 static d_open_t scopen; 211 static d_close_t scclose; 212 static d_read_t scread; 213 static d_write_t scwrite; 214 static d_ioctl_t scioctl; 215 static d_devtotty_t scdevtotty; 216 static d_mmap_t scmmap; 217 218 #define CDEV_MAJOR 12 219 static struct cdevsw scdevsw = { 220 scopen, scclose, scread, scwrite, 221 scioctl, nullstop, noreset, scdevtotty, 222 ttselect, scmmap, nostrategy, "sc", NULL, -1 }; 223 224 /* 225 * Calculate hardware attributes word using logical attributes mask and 226 * hardware colors 227 */ 228 229 static int 230 mask2attr(struct term_stat *term) 231 { 232 int attr, mask = term->attr_mask; 233 234 if (mask & REVERSE_ATTR) { 235 attr = ((mask & FOREGROUND_CHANGED) ? 236 ((term->cur_color & 0xF000) >> 4) : 237 (term->rev_color & 0x0F00)) | 238 ((mask & BACKGROUND_CHANGED) ? 239 ((term->cur_color & 0x0F00) << 4) : 240 (term->rev_color & 0xF000)); 241 } else 242 attr = term->cur_color; 243 244 /* XXX: underline mapping for Hercules adapter can be better */ 245 if (mask & (BOLD_ATTR | UNDERLINE_ATTR)) 246 attr ^= 0x0800; 247 if (mask & BLINK_ATTR) 248 attr ^= 0x8000; 249 250 return attr; 251 } 252 253 static int 254 scprobe(struct isa_device *dev) 255 { 256 int i, j, retries = 5; 257 unsigned char val; 258 259 /* Enable interrupts and keyboard controller */ 260 kbd_wait(); 261 outb(KB_STAT, KB_WRITE); 262 kbd_wait(); 263 outb(KB_DATA, KB_MODE); 264 265 /* flush any noise in the buffer */ 266 while (inb(KB_STAT) & KB_BUF_FULL) { 267 DELAY(100); 268 (void) inb(KB_DATA); 269 } 270 271 /* Reset keyboard hardware */ 272 while (retries--) { 273 kbd_wait(); 274 outb(KB_DATA, KB_RESET); 275 for (i=0; i<10000; i++) { 276 DELAY(100); 277 val = inb(KB_DATA); 278 if (val == KB_ACK || val == KB_ECHO) 279 goto gotres; 280 if (val == KB_RESEND) 281 break; 282 } 283 } 284 gotres: 285 if (retries < 0) { 286 printf("scprobe: keyboard won't accept RESET command\n"); 287 #ifdef SC_KBD_PROBE_WORKS 288 return (0); 289 #endif 290 } else { 291 i = 10; /* At most 10 retries. */ 292 gotack: 293 DELAY(100); 294 j = 1000; /* Wait at most 1 s. */ 295 while ((inb(KB_STAT) & KB_BUF_FULL) == 0 && --j > 0) DELAY(1000); 296 DELAY(1000); 297 val = inb(KB_DATA); 298 if (val == KB_ACK && --i > 0) 299 goto gotack; 300 if (val != KB_RESET_DONE) { 301 printf("scprobe: keyboard RESET failed (result = 0x%02x)\n", val); 302 #ifdef SC_KBD_PROBE_WORKS 303 return (0); 304 #endif 305 } 306 } 307 #ifdef XT_KEYBOARD 308 kbd_wait(); 309 outb(KB_DATA, 0xF0); 310 kbd_wait(); 311 outb(KB_DATA, 1); 312 kbd_wait(); 313 #endif /* XT_KEYBOARD */ 314 return (IO_KBDSIZE); 315 } 316 317 #if NAPM > 0 318 static int 319 scresume(void *dummy) 320 { 321 shfts = ctls = alts = agrs = metas = 0; 322 return 0; 323 } 324 #endif 325 326 /* 327 * These functions need to be before calls to them so they can be inlined. 328 */ 329 static inline void 330 draw_cursor_image(scr_stat *scp) 331 { 332 u_short cursor_image, *ptr; 333 334 ptr = Crtat + (scp->cursor_pos - scp->scr_buf); 335 336 /* do we have a destructive cursor ? */ 337 if (flags & CHAR_CURSOR) { 338 cursor_image = *scp->cursor_pos; 339 scp->cursor_saveunder = cursor_image; 340 /* modify cursor_image */ 341 if (!(flags & BLINK_CURSOR)||((flags & BLINK_CURSOR)&&(blinkrate & 4))){ 342 set_destructive_cursor(scp); 343 cursor_image &= 0xff00; 344 cursor_image |= DEAD_CHAR; 345 } 346 } 347 else { 348 cursor_image = (*(ptr) & 0x00ff) | *(scp->cursor_pos) & 0xff00; 349 scp->cursor_saveunder = cursor_image; 350 if (!(flags & BLINK_CURSOR)||((flags & BLINK_CURSOR)&&(blinkrate & 4))){ 351 if ((cursor_image & 0x7000) == 0x7000) { 352 cursor_image &= 0x8fff; 353 if(!(cursor_image & 0x0700)) 354 cursor_image |= 0x0700; 355 } else { 356 cursor_image |= 0x7000; 357 if ((cursor_image & 0x0700) == 0x0700) 358 cursor_image &= 0xf0ff; 359 } 360 } 361 } 362 *ptr = cursor_image; 363 } 364 365 static inline void 366 remove_cursor_image(scr_stat *scp) 367 { 368 /* 369 u_short cursor_image, *ptr; 370 371 ptr = Crtat + (scp->cursor_oldpos - scp->scr_buf); 372 373 cursor_image = scp->cursor_saveunder; 374 *ptr = cursor_image; 375 SOS */ 376 377 *(Crtat + (scp->cursor_oldpos - scp->scr_buf)) = scp->cursor_saveunder; 378 } 379 380 static inline void 381 move_crsr(scr_stat *scp, int x, int y) 382 { 383 if (x < 0) 384 x = 0; 385 if (y < 0) 386 y = 0; 387 if (x >= scp->xsize) 388 x = scp->xsize-1; 389 if (y >= scp->ysize) 390 y = scp->ysize-1; 391 scp->xpos = x; 392 scp->ypos = y; 393 scp->cursor_pos = scp->scr_buf + scp->ypos * scp->xsize + scp->xpos; 394 } 395 396 static int 397 scattach(struct isa_device *dev) 398 { 399 scr_stat *scp; 400 dev_t cdev = makedev(CDEV_MAJOR, 0); 401 #ifdef DEVFS 402 int vc; 403 #endif 404 405 scinit(); 406 flags = dev->id_flags; 407 408 scp = console[0]; 409 410 if (crtc_vga) { 411 cut_buffer = (char *)malloc(scp->xsize*scp->ysize, M_DEVBUF, M_NOWAIT); 412 font_8 = (char *)malloc(8*256, M_DEVBUF, M_NOWAIT); 413 font_14 = (char *)malloc(14*256, M_DEVBUF, M_NOWAIT); 414 font_16 = (char *)malloc(16*256, M_DEVBUF, M_NOWAIT); 415 copy_font(SAVE, FONT_16, font_16); 416 fonts_loaded = FONT_16; 417 scp->font_size = FONT_16; 418 palette = (char *)malloc(3*256, M_DEVBUF, M_NOWAIT); 419 save_palette(); 420 } 421 422 scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 423 M_DEVBUF, M_NOWAIT); 424 /* copy screen to buffer */ 425 bcopyw(Crtat, scp->scr_buf, scp->xsize * scp->ysize * sizeof(u_short)); 426 scp->cursor_pos = scp->cursor_oldpos = 427 scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; 428 scp->mouse_pos = scp->scr_buf; 429 430 /* initialize history buffer & pointers */ 431 scp->history_head = scp->history_pos = scp->history = 432 (u_short *)malloc(scp->history_size*sizeof(u_short), 433 M_DEVBUF, M_NOWAIT); 434 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 435 436 /* initialize cursor stuff */ 437 draw_cursor_image(scp); 438 if (crtc_vga && (flags & CHAR_CURSOR)) 439 set_destructive_cursor(scp); 440 441 /* get screen update going */ 442 scrn_timer(); 443 444 update_leds(scp->status); 445 446 printf("sc%d: ", dev->id_unit); 447 if (crtc_vga) 448 if (crtc_addr == MONO_BASE) 449 printf("VGA mono"); 450 else 451 printf("VGA color"); 452 else 453 if (crtc_addr == MONO_BASE) 454 printf("MDA/hercules"); 455 else 456 printf("CGA/EGA"); 457 printf(" <%d virtual consoles, flags=0x%x>\n", MAXCONS, flags); 458 459 #if NAPM > 0 460 scp->r_hook.ah_fun = scresume; 461 scp->r_hook.ah_arg = NULL; 462 scp->r_hook.ah_name = "system keyboard"; 463 scp->r_hook.ah_order = APM_MID_ORDER; 464 apm_hook_establish(APM_HOOK_RESUME , &scp->r_hook); 465 #endif 466 467 cdevsw_add(&cdev, &scdevsw, NULL); 468 469 #ifdef DEVFS 470 for (vc = 0; vc < MAXCONS; vc++) 471 sc_devfs_token[vc] = devfs_add_devswf(&scdevsw, vc, DV_CHR, UID_ROOT, 472 GID_WHEEL, 0600, "ttyv%n", vc); 473 #endif 474 return 0; 475 } 476 477 struct tty 478 *scdevtotty(dev_t dev) 479 { 480 int unit = minor(dev); 481 482 if (init_done == COLD) 483 return(NULL); 484 if (unit == SC_CONSOLE) 485 return CONSOLE_TTY; 486 if (unit == SC_MOUSE) 487 return MOUSE_TTY; 488 if (unit >= MAXCONS || unit < 0) 489 return(NULL); 490 return VIRTUAL_TTY(unit); 491 } 492 493 static scr_stat 494 *get_scr_stat(dev_t dev) 495 { 496 int unit = minor(dev); 497 498 if (unit == SC_CONSOLE) 499 return console[0]; 500 if (unit >= MAXCONS || unit < 0) 501 return(NULL); 502 return console[unit]; 503 } 504 505 static int 506 get_scr_num() 507 { 508 int i = 0; 509 510 while ((i < MAXCONS) && (cur_console != console[i])) 511 i++; 512 return i < MAXCONS ? i : 0; 513 } 514 515 int 516 scopen(dev_t dev, int flag, int mode, struct proc *p) 517 { 518 struct tty *tp = scdevtotty(dev); 519 520 if (!tp) 521 return(ENXIO); 522 523 tp->t_oproc = (minor(dev) == SC_MOUSE) ? scmousestart : scstart; 524 tp->t_param = scparam; 525 tp->t_dev = dev; 526 if (!(tp->t_state & TS_ISOPEN)) { 527 ttychars(tp); 528 tp->t_iflag = TTYDEF_IFLAG; 529 tp->t_oflag = TTYDEF_OFLAG; 530 tp->t_cflag = TTYDEF_CFLAG; 531 tp->t_lflag = TTYDEF_LFLAG; 532 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 533 scparam(tp, &tp->t_termios); 534 ttsetwater(tp); 535 (*linesw[tp->t_line].l_modem)(tp, 1); 536 } 537 else 538 if (tp->t_state & TS_XCLUDE && p->p_ucred->cr_uid != 0) 539 return(EBUSY); 540 if (minor(dev) < MAXCONS && !console[minor(dev)]) 541 console[minor(dev)] = alloc_scp(); 542 return((*linesw[tp->t_line].l_open)(dev, tp)); 543 } 544 545 int 546 scclose(dev_t dev, int flag, int mode, struct proc *p) 547 { 548 struct tty *tp = scdevtotty(dev); 549 struct scr_stat *scp; 550 551 if (!tp) 552 return(ENXIO); 553 if (minor(dev) < MAXCONS) { 554 scp = get_scr_stat(tp->t_dev); 555 if (scp->status & SWITCH_WAIT_ACQ) 556 wakeup((caddr_t)&scp->smode); 557 #if not_yet_done 558 if (scp == &main_console) { 559 scp->pid = 0; 560 scp->proc = NULL; 561 scp->smode.mode = VT_AUTO; 562 } 563 else { 564 free(scp->scr_buf, M_DEVBUF); 565 free(scp->history, M_DEVBUF); 566 free(scp, M_DEVBUF); 567 console[minor(dev)] = NULL; 568 } 569 #else 570 scp->pid = 0; 571 scp->proc = NULL; 572 scp->smode.mode = VT_AUTO; 573 #endif 574 } 575 (*linesw[tp->t_line].l_close)(tp, flag); 576 ttyclose(tp); 577 return(0); 578 } 579 580 int 581 scread(dev_t dev, struct uio *uio, int flag) 582 { 583 struct tty *tp = scdevtotty(dev); 584 585 if (!tp) 586 return(ENXIO); 587 return((*linesw[tp->t_line].l_read)(tp, uio, flag)); 588 } 589 590 int 591 scwrite(dev_t dev, struct uio *uio, int flag) 592 { 593 struct tty *tp = scdevtotty(dev); 594 595 if (!tp) 596 return(ENXIO); 597 return((*linesw[tp->t_line].l_write)(tp, uio, flag)); 598 } 599 600 void 601 scintr(int unit) 602 { 603 static struct tty *cur_tty; 604 int c, len; 605 u_char *cp; 606 607 /* make screensaver happy */ 608 scrn_time_stamp = time.tv_sec; 609 if (scrn_blanked) { 610 (*current_saver)(FALSE); 611 cur_console->start = 0; 612 cur_console->end = cur_console->xsize * cur_console->ysize; 613 } 614 615 c = scgetc(1); 616 617 cur_tty = VIRTUAL_TTY(get_scr_num()); 618 if (!(cur_tty->t_state & TS_ISOPEN)) 619 if (!((cur_tty = CONSOLE_TTY)->t_state & TS_ISOPEN)) 620 return; 621 622 switch (c & 0xff00) { 623 case 0x0000: /* normal key */ 624 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 625 break; 626 case NOKEY: /* nothing there */ 627 break; 628 case FKEY: /* function key, return string */ 629 if (cp = get_fstr((u_int)c, (u_int *)&len)) { 630 while (len-- > 0) 631 (*linesw[cur_tty->t_line].l_rint)(*cp++ & 0xFF, cur_tty); 632 } 633 break; 634 case MKEY: /* meta is active, prepend ESC */ 635 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 636 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 637 break; 638 case BKEY: /* backtab fixed sequence (esc [ Z) */ 639 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 640 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 641 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 642 break; 643 } 644 } 645 646 static int 647 scparam(struct tty *tp, struct termios *t) 648 { 649 tp->t_ispeed = t->c_ispeed; 650 tp->t_ospeed = t->c_ospeed; 651 tp->t_cflag = t->c_cflag; 652 return 0; 653 } 654 655 int 656 scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) 657 { 658 int i, error; 659 struct tty *tp; 660 struct trapframe *fp; 661 scr_stat *scp; 662 663 tp = scdevtotty(dev); 664 if (!tp) 665 return ENXIO; 666 scp = get_scr_stat(tp->t_dev); 667 668 switch (cmd) { /* process console hardware related ioctl's */ 669 670 case GIO_ATTR: /* get current attributes */ 671 *(int*)data = (scp->term.cur_attr >> 8) & 0xFF; 672 return 0; 673 674 case GIO_COLOR: /* is this a color console ? */ 675 if (crtc_addr == COLOR_BASE) 676 *(int*)data = 1; 677 else 678 *(int*)data = 0; 679 return 0; 680 681 case CONS_CURRENT: /* get current adapter type */ 682 if (crtc_vga) 683 *(int*)data = KD_VGA; 684 else 685 if (crtc_addr == MONO_BASE) 686 *(int*)data = KD_MONO; 687 else 688 *(int*)data = KD_CGA; 689 return 0; 690 691 case CONS_GET: /* get current video mode */ 692 *(int*)data = scp->mode; 693 return 0; 694 695 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 696 scrn_blank_time = *(int*)data; 697 return 0; 698 699 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 700 if ((*(int*)data) & 0x01) 701 flags |= BLINK_CURSOR; 702 else 703 flags &= ~BLINK_CURSOR; 704 if ((*(int*)data) & 0x02) { 705 if (!crtc_vga) 706 return ENXIO; 707 flags |= CHAR_CURSOR; 708 set_destructive_cursor(scp); 709 } else 710 flags &= ~CHAR_CURSOR; 711 return 0; 712 713 case CONS_BELLTYPE: /* set bell type sound/visual */ 714 if (*data) 715 flags |= VISUAL_BELL; 716 else 717 flags &= ~VISUAL_BELL; 718 return 0; 719 720 case CONS_HISTORY: /* set history size */ 721 if (*data) { 722 free(scp->history, M_DEVBUF); 723 scp->history_size = *(int*)data; 724 if (scp->history_size < scp->ysize) 725 scp->history = NULL; 726 else { 727 scp->history_size *= scp->xsize; 728 scp->history_head = scp->history_pos = scp->history = 729 (u_short *)malloc(scp->history_size*sizeof(u_short), 730 M_DEVBUF, M_WAITOK); 731 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 732 } 733 return 0; 734 } 735 else 736 return EINVAL; 737 738 case CONS_MOUSECTL: /* control mouse arrow */ 739 { 740 mouse_info_t *mouse = (mouse_info_t*)data; 741 742 if (!crtc_vga) 743 return ENXIO; 744 745 switch (mouse->operation) { 746 case MOUSE_MODE: 747 if (mouse->u.mode.signal > 0 && mouse->u.mode.signal < NSIG) { 748 scp->mouse_signal = mouse->u.mode.signal; 749 scp->mouse_proc = p; 750 scp->mouse_pid = p->p_pid; 751 } 752 else { 753 scp->mouse_signal = 0; 754 scp->mouse_proc = NULL; 755 scp->mouse_pid = 0; 756 } 757 break; 758 759 case MOUSE_SHOW: 760 if (!(scp->status & MOUSE_ENABLED)) { 761 scp->status |= MOUSE_ENABLED; 762 scp->mouse_oldpos = scp->mouse_pos; 763 mark_all(scp); 764 } 765 else 766 return EINVAL; 767 break; 768 769 case MOUSE_HIDE: 770 if (scp->status & MOUSE_ENABLED) { 771 scp->status &= ~MOUSE_ENABLED; 772 mark_all(scp); 773 } 774 else 775 return EINVAL; 776 break; 777 778 case MOUSE_MOVEABS: 779 scp->mouse_xpos = mouse->u.data.x; 780 scp->mouse_ypos = mouse->u.data.y; 781 set_mouse_pos(scp); 782 break; 783 784 case MOUSE_MOVEREL: 785 scp->mouse_xpos += mouse->u.data.x; 786 scp->mouse_ypos += mouse->u.data.y; 787 set_mouse_pos(scp); 788 break; 789 790 case MOUSE_GETINFO: 791 mouse->u.data.x = scp->mouse_xpos; 792 mouse->u.data.y = scp->mouse_ypos; 793 mouse->u.data.buttons = scp->mouse_buttons; 794 break; 795 796 case MOUSE_ACTION: 797 /* this should maybe only be settable from /dev/mouse SOS */ 798 /* send out mouse event on /dev/mouse */ 799 if ((MOUSE_TTY)->t_state & TS_ISOPEN) { 800 u_char buf[5]; 801 int i; 802 803 buf[0] = 0x80 | ((~mouse->u.data.buttons) & 0x07); 804 buf[1] = (mouse->u.data.x & 0x1fe >> 1); 805 buf[3] = (mouse->u.data.x & 0x1ff) - buf[1]; 806 buf[2] = -(mouse->u.data.y & 0x1fe >> 1); 807 buf[4] = -(mouse->u.data.y & 0x1ff) - buf[2]; 808 for (i=0; i<5; i++) 809 (*linesw[(MOUSE_TTY)->t_line].l_rint)(buf[i],MOUSE_TTY); 810 } 811 cur_console->mouse_xpos += mouse->u.data.x; 812 cur_console->mouse_ypos += mouse->u.data.y; 813 if (cur_console->mouse_signal) { 814 cur_console->mouse_buttons = mouse->u.data.buttons; 815 /* has controlling process died? */ 816 if (cur_console->mouse_proc && 817 (cur_console->mouse_proc != pfind(cur_console->mouse_pid))){ 818 cur_console->mouse_signal = 0; 819 cur_console->mouse_proc = NULL; 820 cur_console->mouse_pid = 0; 821 } 822 else 823 psignal(cur_console->mouse_proc, cur_console->mouse_signal); 824 } 825 else { 826 /* process button presses*/ 827 if (cur_console->mouse_buttons != mouse->u.data.buttons) { 828 cur_console->mouse_buttons = mouse->u.data.buttons; 829 if (!(scp->status & UNKNOWN_MODE)) { 830 if (cur_console->mouse_buttons & LEFT_BUTTON) 831 mouse_cut_start(cur_console); 832 else 833 mouse_cut_end(cur_console); 834 if (cur_console->mouse_buttons & RIGHT_BUTTON) 835 mouse_paste(cur_console); 836 } 837 } 838 } 839 if (mouse->u.data.x != 0 || mouse->u.data.y != 0) 840 set_mouse_pos(cur_console); 841 break; 842 843 default: 844 return EINVAL; 845 } 846 /* make screensaver happy */ 847 if (scp == cur_console) { 848 scrn_time_stamp = time.tv_sec; 849 if (scrn_blanked) { 850 (*current_saver)(FALSE); 851 cur_console->start = 0; 852 cur_console->end = cur_console->xsize * cur_console->ysize; 853 } 854 } 855 return 0; 856 } 857 858 case CONS_GETINFO: /* get current (virtual) console info */ 859 { 860 vid_info_t *ptr = (vid_info_t*)data; 861 if (ptr->size == sizeof(struct vid_info)) { 862 ptr->m_num = get_scr_num(); 863 ptr->mv_col = scp->xpos; 864 ptr->mv_row = scp->ypos; 865 ptr->mv_csz = scp->xsize; 866 ptr->mv_rsz = scp->ysize; 867 ptr->mv_norm.fore = (scp->term.std_color & 0x0f00)>>8; 868 ptr->mv_norm.back = (scp->term.std_color & 0xf000)>>12; 869 ptr->mv_rev.fore = (scp->term.rev_color & 0x0f00)>>8; 870 ptr->mv_rev.back = (scp->term.rev_color & 0xf000)>>12; 871 ptr->mv_grfc.fore = 0; /* not supported */ 872 ptr->mv_grfc.back = 0; /* not supported */ 873 ptr->mv_ovscan = scp->border; 874 ptr->mk_keylock = scp->status & LOCK_KEY_MASK; 875 return 0; 876 } 877 return EINVAL; 878 } 879 880 case CONS_GETVERS: /* get version number */ 881 *(int*)data = 0x200; /* version 2.0 */ 882 return 0; 883 884 /* VGA TEXT MODES */ 885 case SW_VGA_C40x25: 886 case SW_VGA_C80x25: case SW_VGA_M80x25: 887 case SW_VGA_C80x30: case SW_VGA_M80x30: 888 case SW_VGA_C80x50: case SW_VGA_M80x50: 889 case SW_VGA_C80x60: case SW_VGA_M80x60: 890 case SW_B40x25: case SW_C40x25: 891 case SW_B80x25: case SW_C80x25: 892 case SW_ENH_B40x25: case SW_ENH_C40x25: 893 case SW_ENH_B80x25: case SW_ENH_C80x25: 894 case SW_ENH_B80x43: case SW_ENH_C80x43: 895 896 if (!crtc_vga || video_mode_ptr == NULL) 897 return ENXIO; 898 switch (cmd & 0xff) { 899 case M_VGA_C80x60: case M_VGA_M80x60: 900 if (!(fonts_loaded & FONT_8)) 901 return EINVAL; 902 scp->xsize = 80; 903 scp->ysize = 60; 904 break; 905 case M_VGA_C80x50: case M_VGA_M80x50: 906 if (!(fonts_loaded & FONT_8)) 907 return EINVAL; 908 scp->xsize = 80; 909 scp->ysize = 50; 910 break; 911 case M_ENH_B80x43: case M_ENH_C80x43: 912 if (!(fonts_loaded & FONT_8)) 913 return EINVAL; 914 scp->xsize = 80; 915 scp->ysize = 43; 916 break; 917 case M_VGA_C80x30: case M_VGA_M80x30: 918 scp->xsize = 80; 919 scp->ysize = 30; 920 break; 921 default: 922 if ((cmd & 0xff) > M_VGA_CG320) 923 return EINVAL; 924 else 925 scp->xsize = *(video_mode_ptr+((cmd&0xff)*64)); 926 scp->ysize = *(video_mode_ptr+((cmd&0xff)*64)+1)+1; 927 break; 928 } 929 scp->mode = cmd & 0xff; 930 scp->status &= ~UNKNOWN_MODE; 931 free(scp->scr_buf, M_DEVBUF); 932 scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 933 M_DEVBUF, M_WAITOK); 934 free(cut_buffer, M_DEVBUF); 935 cut_buffer = (char *)malloc(scp->xsize*scp->ysize, M_DEVBUF, M_NOWAIT); 936 cut_buffer[0] = 0x00; 937 if (scp == cur_console) 938 set_mode(scp); 939 clear_screen(scp); 940 if (tp->t_winsize.ws_col != scp->xsize 941 || tp->t_winsize.ws_row != scp->ysize) { 942 tp->t_winsize.ws_col = scp->xsize; 943 tp->t_winsize.ws_row = scp->ysize; 944 pgsignal(tp->t_pgrp, SIGWINCH, 1); 945 } 946 return 0; 947 948 /* GRAPHICS MODES */ 949 case SW_BG320: case SW_BG640: 950 case SW_CG320: case SW_CG320_D: case SW_CG640_E: 951 case SW_CG640x350: case SW_ENH_CG640: 952 case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320: 953 954 if (!crtc_vga || video_mode_ptr == NULL) 955 return ENXIO; 956 scp->mode = cmd & 0xFF; 957 scp->status |= UNKNOWN_MODE; /* graphics mode */ 958 scp->xsize = (*(video_mode_ptr + (scp->mode*64))) * 8; 959 scp->ysize = (*(video_mode_ptr + (scp->mode*64) + 1) + 1) * 960 (*(video_mode_ptr + (scp->mode*64) + 2)); 961 set_mode(scp); 962 /* clear_graphics();*/ 963 964 if (tp->t_winsize.ws_xpixel != scp->xsize 965 || tp->t_winsize.ws_ypixel != scp->ysize) { 966 tp->t_winsize.ws_xpixel = scp->xsize; 967 tp->t_winsize.ws_ypixel = scp->ysize; 968 pgsignal(tp->t_pgrp, SIGWINCH, 1); 969 } 970 return 0; 971 972 case VT_SETMODE: /* set screen switcher mode */ 973 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 974 if (scp->smode.mode == VT_PROCESS) { 975 scp->proc = p; 976 scp->pid = scp->proc->p_pid; 977 } 978 return 0; 979 980 case VT_GETMODE: /* get screen switcher mode */ 981 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 982 return 0; 983 984 case VT_RELDISP: /* screen switcher ioctl */ 985 switch(*data) { 986 case VT_FALSE: /* user refuses to release screen, abort */ 987 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 988 old_scp->status &= ~SWITCH_WAIT_REL; 989 switch_in_progress = FALSE; 990 return 0; 991 } 992 return EINVAL; 993 994 case VT_TRUE: /* user has released screen, go on */ 995 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 996 scp->status &= ~SWITCH_WAIT_REL; 997 exchange_scr(); 998 if (new_scp->smode.mode == VT_PROCESS) { 999 new_scp->status |= SWITCH_WAIT_ACQ; 1000 psignal(new_scp->proc, new_scp->smode.acqsig); 1001 } 1002 else 1003 switch_in_progress = FALSE; 1004 return 0; 1005 } 1006 return EINVAL; 1007 1008 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1009 if (scp == new_scp && (scp->status & SWITCH_WAIT_ACQ)) { 1010 scp->status &= ~SWITCH_WAIT_ACQ; 1011 switch_in_progress = FALSE; 1012 return 0; 1013 } 1014 return EINVAL; 1015 1016 default: 1017 return EINVAL; 1018 } 1019 /* NOT REACHED */ 1020 1021 case VT_OPENQRY: /* return free virtual console */ 1022 for (i = 0; i < MAXCONS; i++) { 1023 tp = VIRTUAL_TTY(i); 1024 if (!(tp->t_state & TS_ISOPEN)) { 1025 *data = i + 1; 1026 return 0; 1027 } 1028 } 1029 return EINVAL; 1030 1031 case VT_ACTIVATE: /* switch to screen *data */ 1032 return switch_scr(scp, (*data) - 1); 1033 1034 case VT_WAITACTIVE: /* wait for switch to occur */ 1035 if (*data > MAXCONS || *data < 0) 1036 return EINVAL; 1037 if (minor(dev) == (*data) - 1) 1038 return 0; 1039 if (*data == 0) { 1040 if (scp == cur_console) 1041 return 0; 1042 } 1043 else 1044 scp = console[(*data) - 1]; 1045 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 1046 "waitvt", 0)) == ERESTART) ; 1047 return error; 1048 1049 case VT_GETACTIVE: 1050 *data = get_scr_num()+1; 1051 return 0; 1052 1053 case KDENABIO: /* allow io operations */ 1054 error = suser(p->p_ucred, &p->p_acflag); 1055 if (error != 0) 1056 return error; 1057 fp = (struct trapframe *)p->p_md.md_regs; 1058 fp->tf_eflags |= PSL_IOPL; 1059 return 0; 1060 1061 case KDDISABIO: /* disallow io operations (default) */ 1062 fp = (struct trapframe *)p->p_md.md_regs; 1063 fp->tf_eflags &= ~PSL_IOPL; 1064 return 0; 1065 1066 case KDSETMODE: /* set current mode of this (virtual) console */ 1067 switch (*data) { 1068 case KD_TEXT: /* switch to TEXT (known) mode */ 1069 /* restore fonts & palette ! */ 1070 if (crtc_vga) { 1071 if (fonts_loaded & FONT_8) 1072 copy_font(LOAD, FONT_8, font_8); 1073 if (fonts_loaded & FONT_14) 1074 copy_font(LOAD, FONT_14, font_14); 1075 if (fonts_loaded & FONT_16) 1076 copy_font(LOAD, FONT_16, font_16); 1077 if (flags & CHAR_CURSOR) 1078 set_destructive_cursor(scp); 1079 load_palette(); 1080 } 1081 /* FALL THROUGH */ 1082 1083 case KD_TEXT1: /* switch to TEXT (known) mode */ 1084 /* no restore fonts & palette */ 1085 scp->status &= ~UNKNOWN_MODE; 1086 if (crtc_vga && video_mode_ptr) 1087 set_mode(scp); 1088 clear_screen(scp); 1089 return 0; 1090 1091 case KD_GRAPHICS: /* switch to GRAPHICS (unknown) mode */ 1092 scp->status |= UNKNOWN_MODE; 1093 return 0; 1094 default: 1095 return EINVAL; 1096 } 1097 /* NOT REACHED */ 1098 1099 case KDGETMODE: /* get current mode of this (virtual) console */ 1100 *data = (scp->status & UNKNOWN_MODE) ? KD_GRAPHICS : KD_TEXT; 1101 return 0; 1102 1103 case KDSBORDER: /* set border color of this (virtual) console */ 1104 if (!crtc_vga) 1105 return ENXIO; 1106 scp->border = *data; 1107 if (scp == cur_console) 1108 set_border(scp->border); 1109 return 0; 1110 1111 case KDSKBSTATE: /* set keyboard state (locks) */ 1112 if (*data >= 0 && *data <= LOCK_KEY_MASK) { 1113 scp->status &= ~LOCK_KEY_MASK; 1114 scp->status |= *data; 1115 if (scp == cur_console) 1116 update_leds(scp->status); 1117 return 0; 1118 } 1119 return EINVAL; 1120 1121 case KDGKBSTATE: /* get keyboard state (locks) */ 1122 *data = scp->status & LOCK_KEY_MASK; 1123 return 0; 1124 1125 case KDSETRAD: /* set keyboard repeat & delay rates */ 1126 if (*data & 0x80) 1127 return EINVAL; 1128 i = spltty(); 1129 kbd_cmd(KB_SETRAD); 1130 kbd_cmd(*data); 1131 splx(i); 1132 return 0; 1133 1134 case KDSKBMODE: /* set keyboard mode */ 1135 switch (*data) { 1136 case K_RAW: /* switch to RAW scancode mode */ 1137 scp->status |= KBD_RAW_MODE; 1138 return 0; 1139 1140 case K_XLATE: /* switch to XLT ascii mode */ 1141 if (scp == cur_console && scp->status == KBD_RAW_MODE) 1142 shfts = ctls = alts = agrs = metas = 0; 1143 scp->status &= ~KBD_RAW_MODE; 1144 return 0; 1145 default: 1146 return EINVAL; 1147 } 1148 /* NOT REACHED */ 1149 1150 case KDGKBMODE: /* get keyboard mode */ 1151 *data = (scp->status & KBD_RAW_MODE) ? K_RAW : K_XLATE; 1152 return 0; 1153 1154 case KDMKTONE: /* sound the bell */ 1155 if (*(int*)data) 1156 do_bell(scp, (*(int*)data)&0xffff, 1157 (((*(int*)data)>>16)&0xffff)*hz/1000); 1158 else 1159 do_bell(scp, scp->bell_pitch, scp->bell_duration); 1160 return 0; 1161 1162 case KIOCSOUND: /* make tone (*data) hz */ 1163 if (scp == cur_console) { 1164 if (*(int*)data) { 1165 int pitch = TIMER_FREQ/(*(int*)data); 1166 1167 /* set command for counter 2, 2 byte write */ 1168 if (acquire_timer2(TIMER_16BIT|TIMER_SQWAVE)) 1169 return EBUSY; 1170 1171 /* set pitch */ 1172 outb(TIMER_CNTR2, pitch); 1173 outb(TIMER_CNTR2, (pitch>>8)); 1174 1175 /* enable counter 2 output to speaker */ 1176 outb(IO_PPI, inb(IO_PPI) | 3); 1177 } 1178 else { 1179 /* disable counter 2 output to speaker */ 1180 outb(IO_PPI, inb(IO_PPI) & 0xFC); 1181 release_timer2(); 1182 } 1183 } 1184 return 0; 1185 1186 case KDGKBTYPE: /* get keyboard type */ 1187 *data = 0; /* type not known (yet) */ 1188 return 0; 1189 1190 case KDSETLED: /* set keyboard LED status */ 1191 if (*data >= 0 && *data <= LED_MASK) { 1192 scp->status &= ~LED_MASK; 1193 scp->status |= *data; 1194 if (scp == cur_console) 1195 update_leds(scp->status); 1196 return 0; 1197 } 1198 return EINVAL; 1199 1200 case KDGETLED: /* get keyboard LED status */ 1201 *data = scp->status & LED_MASK; 1202 return 0; 1203 1204 case GETFKEY: /* get functionkey string */ 1205 if (*(u_short*)data < n_fkey_tab) { 1206 fkeyarg_t *ptr = (fkeyarg_t*)data; 1207 bcopy(&fkey_tab[ptr->keynum].str, ptr->keydef, 1208 fkey_tab[ptr->keynum].len); 1209 ptr->flen = fkey_tab[ptr->keynum].len; 1210 return 0; 1211 } 1212 else 1213 return EINVAL; 1214 1215 case SETFKEY: /* set functionkey string */ 1216 if (*(u_short*)data < n_fkey_tab) { 1217 fkeyarg_t *ptr = (fkeyarg_t*)data; 1218 bcopy(ptr->keydef, &fkey_tab[ptr->keynum].str, 1219 min(ptr->flen, MAXFK)); 1220 fkey_tab[ptr->keynum].len = min(ptr->flen, MAXFK); 1221 return 0; 1222 } 1223 else 1224 return EINVAL; 1225 1226 case GIO_SCRNMAP: /* get output translation table */ 1227 bcopy(&scr_map, data, sizeof(scr_map)); 1228 return 0; 1229 1230 case PIO_SCRNMAP: /* set output translation table */ 1231 bcopy(data, &scr_map, sizeof(scr_map)); 1232 for (i=0; i<sizeof(scr_map); i++) 1233 scr_rmap[scr_map[i]] = i; 1234 return 0; 1235 1236 case GIO_KEYMAP: /* get keyboard translation table */ 1237 bcopy(&key_map, data, sizeof(key_map)); 1238 return 0; 1239 1240 case PIO_KEYMAP: /* set keyboard translation table */ 1241 bcopy(data, &key_map, sizeof(key_map)); 1242 return 0; 1243 1244 case PIO_FONT8x8: /* set 8x8 dot font */ 1245 if (!crtc_vga) 1246 return ENXIO; 1247 bcopy(data, font_8, 8*256); 1248 fonts_loaded |= FONT_8; 1249 copy_font(LOAD, FONT_8, font_8); 1250 if (flags & CHAR_CURSOR) 1251 set_destructive_cursor(scp); 1252 return 0; 1253 1254 case GIO_FONT8x8: /* get 8x8 dot font */ 1255 if (!crtc_vga) 1256 return ENXIO; 1257 if (fonts_loaded & FONT_8) { 1258 bcopy(font_8, data, 8*256); 1259 return 0; 1260 } 1261 else 1262 return ENXIO; 1263 1264 case PIO_FONT8x14: /* set 8x14 dot font */ 1265 if (!crtc_vga) 1266 return ENXIO; 1267 bcopy(data, font_14, 14*256); 1268 fonts_loaded |= FONT_14; 1269 copy_font(LOAD, FONT_14, font_14); 1270 if (flags & CHAR_CURSOR) 1271 set_destructive_cursor(scp); 1272 return 0; 1273 1274 case GIO_FONT8x14: /* get 8x14 dot font */ 1275 if (!crtc_vga) 1276 return ENXIO; 1277 if (fonts_loaded & FONT_14) { 1278 bcopy(font_14, data, 14*256); 1279 return 0; 1280 } 1281 else 1282 return ENXIO; 1283 1284 case PIO_FONT8x16: /* set 8x16 dot font */ 1285 if (!crtc_vga) 1286 return ENXIO; 1287 bcopy(data, font_16, 16*256); 1288 fonts_loaded |= FONT_16; 1289 copy_font(LOAD, FONT_16, font_16); 1290 if (flags & CHAR_CURSOR) 1291 set_destructive_cursor(scp); 1292 return 0; 1293 1294 case GIO_FONT8x16: /* get 8x16 dot font */ 1295 if (!crtc_vga) 1296 return ENXIO; 1297 if (fonts_loaded & FONT_16) { 1298 bcopy(font_16, data, 16*256); 1299 return 0; 1300 } 1301 else 1302 return ENXIO; 1303 default: 1304 break; 1305 } 1306 1307 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1308 if (error >= 0) 1309 return(error); 1310 error = ttioctl(tp, cmd, data, flag); 1311 if (error >= 0) 1312 return(error); 1313 return(ENOTTY); 1314 } 1315 1316 static void 1317 scstart(struct tty *tp) 1318 { 1319 struct clist *rbp; 1320 int s, len; 1321 u_char buf[PCBURST]; 1322 scr_stat *scp = get_scr_stat(tp->t_dev); 1323 1324 if (scp->status & SLKED || blink_in_progress) 1325 return; /* XXX who repeats the call when the above flags are cleared? */ 1326 s = spltty(); 1327 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1328 tp->t_state |= TS_BUSY; 1329 rbp = &tp->t_outq; 1330 while (rbp->c_cc) { 1331 len = q_to_b(rbp, buf, PCBURST); 1332 splx(s); 1333 ansi_put(scp, buf, len); 1334 s = spltty(); 1335 } 1336 tp->t_state &= ~TS_BUSY; 1337 ttwwakeup(tp); 1338 } 1339 splx(s); 1340 } 1341 1342 static void 1343 scmousestart(struct tty *tp) 1344 { 1345 struct clist *rbp; 1346 int s; 1347 u_char buf[PCBURST]; 1348 1349 s = spltty(); 1350 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1351 tp->t_state |= TS_BUSY; 1352 rbp = &tp->t_outq; 1353 while (rbp->c_cc) { 1354 q_to_b(rbp, buf, PCBURST); 1355 } 1356 tp->t_state &= ~TS_BUSY; 1357 ttwwakeup(tp); 1358 } 1359 splx(s); 1360 } 1361 1362 void 1363 sccnprobe(struct consdev *cp) 1364 { 1365 struct isa_device *dvp; 1366 1367 /* 1368 * Take control if we are the highest priority enabled display device. 1369 */ 1370 dvp = find_display(); 1371 if (dvp != NULL && dvp->id_driver != &scdriver) { 1372 cp->cn_pri = CN_DEAD; 1373 return; 1374 } 1375 1376 /* initialize required fields */ 1377 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLE); 1378 cp->cn_pri = CN_INTERNAL; 1379 } 1380 1381 void 1382 sccninit(struct consdev *cp) 1383 { 1384 scinit(); 1385 } 1386 1387 void 1388 sccnputc(dev_t dev, int c) 1389 { 1390 u_char buf[1]; 1391 int s; 1392 scr_stat *scp = console[0]; 1393 term_stat save = scp->term; 1394 1395 scp->term = kernel_console; 1396 current_default = &kernel_default; 1397 if (scp->scr_buf == Crtat) { 1398 remove_cursor_image(scp); 1399 } 1400 buf[0] = c; 1401 ansi_put(scp, buf, 1); 1402 kernel_console = scp->term; 1403 current_default = &user_default; 1404 scp->term = save; 1405 s = splclock(); 1406 if (/* timers_not_running && */ scp == cur_console) { 1407 if (scp->scr_buf != Crtat && (scp->start <= scp->end)) { 1408 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start, 1409 (1 + scp->end - scp->start) * sizeof(u_short)); 1410 scp->start = scp->xsize * scp->ysize; 1411 scp->end = 0; 1412 } 1413 scp->cursor_oldpos = scp->cursor_pos; 1414 draw_cursor_image(scp); 1415 } 1416 splx(s); 1417 } 1418 1419 int 1420 sccngetc(dev_t dev) 1421 { 1422 int s = spltty(); /* block scintr while we poll */ 1423 int c = scgetc(0); 1424 splx(s); 1425 return(c); 1426 } 1427 1428 int 1429 sccncheckc(dev_t dev) 1430 { 1431 int c, s; 1432 1433 s = spltty(); 1434 c = scgetc(1); 1435 splx(s); 1436 return(c == NOKEY ? -1 : c); /* c == -1 can't happen */ 1437 } 1438 1439 static void 1440 scrn_timer() 1441 { 1442 scr_stat *scp = cur_console; 1443 1444 /* should we just return ? */ 1445 if ((scp->status&UNKNOWN_MODE) || blink_in_progress || switch_in_progress) { 1446 timeout((timeout_func_t)scrn_timer, 0, hz/10); 1447 return; 1448 } 1449 1450 if (!scrn_blanked) { 1451 /* update screen image */ 1452 if (scp->start <= scp->end) { 1453 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start, 1454 (1 + scp->end - scp->start) * sizeof(u_short)); 1455 } 1456 1457 /* update "pseudo" mouse pointer image */ 1458 if ((scp->status & MOUSE_ENABLED) && crtc_vga) { 1459 /* did mouse move since last time ? */ 1460 if (scp->status & MOUSE_MOVED) { 1461 /* do we need to remove old mouse pointer image ? */ 1462 if (scp->mouse_cut_start != NULL || 1463 (scp->mouse_pos-scp->scr_buf) <= scp->start || 1464 (scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->end) { 1465 remove_mouse_image(scp); 1466 } 1467 scp->status &= ~MOUSE_MOVED; 1468 draw_mouse_image(scp); 1469 } 1470 else { 1471 /* mouse didn't move, has it been overwritten ? */ 1472 if ((scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->start && 1473 (scp->mouse_pos - scp->scr_buf) <= scp->end) { 1474 draw_mouse_image(scp); 1475 } 1476 } 1477 } 1478 1479 /* update cursor image */ 1480 if (scp->status & CURSOR_ENABLED) { 1481 /* did cursor move since last time ? */ 1482 if (scp->cursor_pos != scp->cursor_oldpos) { 1483 /* do we need to remove old cursor image ? */ 1484 if ((scp->cursor_oldpos - scp->scr_buf) < scp->start || 1485 ((scp->cursor_oldpos - scp->scr_buf) > scp->end)) { 1486 remove_cursor_image(scp); 1487 } 1488 scp->cursor_oldpos = scp->cursor_pos; 1489 draw_cursor_image(scp); 1490 } 1491 else { 1492 /* cursor didn't move, has it been overwritten ? */ 1493 if (scp->cursor_pos - scp->scr_buf >= scp->start && 1494 scp->cursor_pos - scp->scr_buf <= scp->end) { 1495 draw_cursor_image(scp); 1496 } else { 1497 /* if its a blinking cursor, we may have to update it */ 1498 if (flags & BLINK_CURSOR) 1499 draw_cursor_image(scp); 1500 } 1501 } 1502 blinkrate++; 1503 } 1504 1505 if (scp->mouse_cut_start != NULL) 1506 draw_cutmarking(scp); 1507 1508 scp->end = 0; 1509 scp->start = scp->xsize*scp->ysize; 1510 } 1511 if (scrn_blank_time && (time.tv_sec>scrn_time_stamp+scrn_blank_time)) 1512 (*current_saver)(TRUE); 1513 timeout((timeout_func_t)scrn_timer, 0, hz/25); 1514 } 1515 1516 static void 1517 clear_screen(scr_stat *scp) 1518 { 1519 move_crsr(scp, 0, 0); 1520 scp->cursor_oldpos = scp->cursor_pos; 1521 fillw(scp->term.cur_color | scr_map[0x20], scp->scr_buf, 1522 scp->xsize * scp->ysize); 1523 mark_all(scp); 1524 remove_cutmarking(scp); 1525 } 1526 1527 static int 1528 switch_scr(scr_stat *scp, u_int next_scr) 1529 { 1530 if (switch_in_progress && (cur_console->proc != pfind(cur_console->pid))) 1531 switch_in_progress = FALSE; 1532 1533 if (next_scr >= MAXCONS || switch_in_progress || 1534 (cur_console->smode.mode == VT_AUTO 1535 && cur_console->status & UNKNOWN_MODE)) { 1536 do_bell(scp, BELL_PITCH, BELL_DURATION); 1537 return EINVAL; 1538 } 1539 1540 /* is the wanted virtual console open ? */ 1541 if (next_scr) { 1542 struct tty *tp = VIRTUAL_TTY(next_scr); 1543 if (!(tp->t_state & TS_ISOPEN)) { 1544 do_bell(scp, BELL_PITCH, BELL_DURATION); 1545 return EINVAL; 1546 } 1547 } 1548 /* delay switch if actively updating screen */ 1549 if (write_in_progress || blink_in_progress) { 1550 delayed_next_scr = next_scr+1; 1551 return 0; 1552 } 1553 switch_in_progress = TRUE; 1554 old_scp = cur_console; 1555 new_scp = console[next_scr]; 1556 wakeup((caddr_t)&new_scp->smode); 1557 if (new_scp == old_scp) { 1558 switch_in_progress = FALSE; 1559 delayed_next_scr = FALSE; 1560 return 0; 1561 } 1562 1563 /* has controlling process died? */ 1564 if (old_scp->proc && (old_scp->proc != pfind(old_scp->pid))) 1565 old_scp->smode.mode = VT_AUTO; 1566 if (new_scp->proc && (new_scp->proc != pfind(new_scp->pid))) 1567 new_scp->smode.mode = VT_AUTO; 1568 1569 /* check the modes and switch approbiatly */ 1570 if (old_scp->smode.mode == VT_PROCESS) { 1571 old_scp->status |= SWITCH_WAIT_REL; 1572 psignal(old_scp->proc, old_scp->smode.relsig); 1573 } 1574 else { 1575 exchange_scr(); 1576 if (new_scp->smode.mode == VT_PROCESS) { 1577 new_scp->status |= SWITCH_WAIT_ACQ; 1578 psignal(new_scp->proc, new_scp->smode.acqsig); 1579 } 1580 else 1581 switch_in_progress = FALSE; 1582 } 1583 return 0; 1584 } 1585 1586 static void 1587 exchange_scr(void) 1588 { 1589 move_crsr(old_scp, old_scp->xpos, old_scp->ypos); 1590 cur_console = new_scp; 1591 if (old_scp->mode != new_scp->mode || (old_scp->status & UNKNOWN_MODE)){ 1592 if (crtc_vga && video_mode_ptr) 1593 set_mode(new_scp); 1594 } 1595 move_crsr(new_scp, new_scp->xpos, new_scp->ypos); 1596 if ((old_scp->status & UNKNOWN_MODE) && crtc_vga) { 1597 if (fonts_loaded & FONT_8) 1598 copy_font(LOAD, FONT_8, font_8); 1599 if (fonts_loaded & FONT_14) 1600 copy_font(LOAD, FONT_14, font_14); 1601 if (fonts_loaded & FONT_16) 1602 copy_font(LOAD, FONT_16, font_16); 1603 if (flags & CHAR_CURSOR) 1604 set_destructive_cursor(new_scp); 1605 load_palette(); 1606 } 1607 if (old_scp->status & KBD_RAW_MODE || new_scp->status & KBD_RAW_MODE) 1608 shfts = ctls = alts = agrs = metas = 0; 1609 update_leds(new_scp->status); 1610 delayed_next_scr = FALSE; 1611 mark_all(new_scp); 1612 } 1613 1614 static void 1615 scan_esc(scr_stat *scp, u_char c) 1616 { 1617 static u_char ansi_col[16] = 1618 {0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15}; 1619 int i, n; 1620 u_short *src, *dst, count; 1621 1622 if (scp->term.esc == 1) { 1623 switch (c) { 1624 1625 case '[': /* Start ESC [ sequence */ 1626 scp->term.esc = 2; 1627 scp->term.last_param = -1; 1628 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 1629 scp->term.param[i] = 1; 1630 scp->term.num_param = 0; 1631 return; 1632 1633 case 'M': /* Move cursor up 1 line, scroll if at top */ 1634 if (scp->ypos > 0) 1635 move_crsr(scp, scp->xpos, scp->ypos - 1); 1636 else { 1637 bcopyw(scp->scr_buf, scp->scr_buf + scp->xsize, 1638 (scp->ysize - 1) * scp->xsize * sizeof(u_short)); 1639 fillw(scp->term.cur_color | scr_map[0x20], 1640 scp->scr_buf, scp->xsize); 1641 mark_all(scp); 1642 } 1643 break; 1644 #if notyet 1645 case 'Q': 1646 scp->term.esc = 4; 1647 break; 1648 #endif 1649 case 'c': /* Clear screen & home */ 1650 clear_screen(scp); 1651 break; 1652 } 1653 } 1654 else if (scp->term.esc == 2) { 1655 if (c >= '0' && c <= '9') { 1656 if (scp->term.num_param < MAX_ESC_PAR) { 1657 if (scp->term.last_param != scp->term.num_param) { 1658 scp->term.last_param = scp->term.num_param; 1659 scp->term.param[scp->term.num_param] = 0; 1660 } 1661 else 1662 scp->term.param[scp->term.num_param] *= 10; 1663 scp->term.param[scp->term.num_param] += c - '0'; 1664 return; 1665 } 1666 } 1667 scp->term.num_param = scp->term.last_param + 1; 1668 switch (c) { 1669 1670 case ';': 1671 if (scp->term.num_param < MAX_ESC_PAR) 1672 return; 1673 break; 1674 1675 case '=': 1676 scp->term.esc = 3; 1677 scp->term.last_param = -1; 1678 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 1679 scp->term.param[i] = 1; 1680 scp->term.num_param = 0; 1681 return; 1682 1683 case 'A': /* up n rows */ 1684 n = scp->term.param[0]; if (n < 1) n = 1; 1685 move_crsr(scp, scp->xpos, scp->ypos - n); 1686 break; 1687 1688 case 'B': /* down n rows */ 1689 n = scp->term.param[0]; if (n < 1) n = 1; 1690 move_crsr(scp, scp->xpos, scp->ypos + n); 1691 break; 1692 1693 case 'C': /* right n columns */ 1694 n = scp->term.param[0]; if (n < 1) n = 1; 1695 move_crsr(scp, scp->xpos + n, scp->ypos); 1696 break; 1697 1698 case 'D': /* left n columns */ 1699 n = scp->term.param[0]; if (n < 1) n = 1; 1700 move_crsr(scp, scp->xpos - n, scp->ypos); 1701 break; 1702 1703 case 'E': /* cursor to start of line n lines down */ 1704 n = scp->term.param[0]; if (n < 1) n = 1; 1705 move_crsr(scp, 0, scp->ypos + n); 1706 break; 1707 1708 case 'F': /* cursor to start of line n lines up */ 1709 n = scp->term.param[0]; if (n < 1) n = 1; 1710 move_crsr(scp, 0, scp->ypos - n); 1711 break; 1712 1713 case 'f': /* Cursor move */ 1714 case 'H': 1715 if (scp->term.num_param == 0) 1716 move_crsr(scp, 0, 0); 1717 else if (scp->term.num_param == 2) 1718 move_crsr(scp, scp->term.param[1] - 1, scp->term.param[0] - 1); 1719 break; 1720 1721 case 'J': /* Clear all or part of display */ 1722 if (scp->term.num_param == 0) 1723 n = 0; 1724 else 1725 n = scp->term.param[0]; 1726 switch (n) { 1727 case 0: /* clear form cursor to end of display */ 1728 fillw(scp->term.cur_color | scr_map[0x20], 1729 scp->cursor_pos, 1730 scp->scr_buf + scp->xsize * scp->ysize - scp->cursor_pos); 1731 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1732 mark_for_update(scp, scp->xsize * scp->ysize); 1733 break; 1734 case 1: /* clear from beginning of display to cursor */ 1735 fillw(scp->term.cur_color | scr_map[0x20], 1736 scp->scr_buf, 1737 scp->cursor_pos - scp->scr_buf); 1738 mark_for_update(scp, 0); 1739 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1740 break; 1741 case 2: /* clear entire display */ 1742 clear_screen(scp); 1743 break; 1744 } 1745 break; 1746 1747 case 'K': /* Clear all or part of line */ 1748 if (scp->term.num_param == 0) 1749 n = 0; 1750 else 1751 n = scp->term.param[0]; 1752 switch (n) { 1753 case 0: /* clear form cursor to end of line */ 1754 fillw(scp->term.cur_color | scr_map[0x20], 1755 scp->cursor_pos, 1756 scp->xsize - scp->xpos); 1757 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1758 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + 1759 scp->xsize - scp->xpos); 1760 break; 1761 case 1: /* clear from beginning of line to cursor */ 1762 fillw(scp->term.cur_color | scr_map[0x20], 1763 scp->cursor_pos - scp->xpos, 1764 scp->xpos + 1); 1765 mark_for_update(scp, scp->ypos * scp->xsize); 1766 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1767 break; 1768 case 2: /* clear entire line */ 1769 fillw(scp->term.cur_color | scr_map[0x20], 1770 scp->cursor_pos - scp->xpos, 1771 scp->xsize); 1772 mark_for_update(scp, scp->ypos * scp->xsize); 1773 mark_for_update(scp, (scp->ypos + 1) * scp->xsize); 1774 break; 1775 } 1776 break; 1777 1778 case 'L': /* Insert n lines */ 1779 n = scp->term.param[0]; if (n < 1) n = 1; 1780 if (n > scp->ysize - scp->ypos) 1781 n = scp->ysize - scp->ypos; 1782 src = scp->scr_buf + scp->ypos * scp->xsize; 1783 dst = src + n * scp->xsize; 1784 count = scp->ysize - (scp->ypos + n); 1785 bcopyw(src, dst, count * scp->xsize * sizeof(u_short)); 1786 fillw(scp->term.cur_color | scr_map[0x20], src, 1787 n * scp->xsize); 1788 mark_for_update(scp, scp->ypos * scp->xsize); 1789 mark_for_update(scp, scp->xsize * scp->ysize); 1790 break; 1791 1792 case 'M': /* Delete n lines */ 1793 n = scp->term.param[0]; if (n < 1) n = 1; 1794 if (n > scp->ysize - scp->ypos) 1795 n = scp->ysize - scp->ypos; 1796 dst = scp->scr_buf + scp->ypos * scp->xsize; 1797 src = dst + n * scp->xsize; 1798 count = scp->ysize - (scp->ypos + n); 1799 bcopyw(src, dst, count * scp->xsize * sizeof(u_short)); 1800 src = dst + count * scp->xsize; 1801 fillw(scp->term.cur_color | scr_map[0x20], src, 1802 n * scp->xsize); 1803 mark_for_update(scp, scp->ypos * scp->xsize); 1804 mark_for_update(scp, scp->xsize * scp->ysize); 1805 break; 1806 1807 case 'P': /* Delete n chars */ 1808 n = scp->term.param[0]; if (n < 1) n = 1; 1809 if (n > scp->xsize - scp->xpos) 1810 n = scp->xsize - scp->xpos; 1811 dst = scp->cursor_pos; 1812 src = dst + n; 1813 count = scp->xsize - (scp->xpos + n); 1814 bcopyw(src, dst, count * sizeof(u_short)); 1815 src = dst + count; 1816 fillw(scp->term.cur_color | scr_map[0x20], src, n); 1817 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1818 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 1819 break; 1820 1821 case '@': /* Insert n chars */ 1822 n = scp->term.param[0]; if (n < 1) n = 1; 1823 if (n > scp->xsize - scp->xpos) 1824 n = scp->xsize - scp->xpos; 1825 src = scp->cursor_pos; 1826 dst = src + n; 1827 count = scp->xsize - (scp->xpos + n); 1828 bcopyw(src, dst, count * sizeof(u_short)); 1829 fillw(scp->term.cur_color | scr_map[0x20], src, n); 1830 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1831 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 1832 break; 1833 1834 case 'S': /* scroll up n lines */ 1835 n = scp->term.param[0]; if (n < 1) n = 1; 1836 if (n > scp->ysize) 1837 n = scp->ysize; 1838 bcopyw(scp->scr_buf + (scp->xsize * n), 1839 scp->scr_buf, 1840 scp->xsize * (scp->ysize - n) * sizeof(u_short)); 1841 fillw(scp->term.cur_color | scr_map[0x20], 1842 scp->scr_buf + scp->xsize * (scp->ysize - n), 1843 scp->xsize * n); 1844 mark_all(scp); 1845 break; 1846 1847 case 'T': /* scroll down n lines */ 1848 n = scp->term.param[0]; if (n < 1) n = 1; 1849 if (n > scp->ysize) 1850 n = scp->ysize; 1851 bcopyw(scp->scr_buf, 1852 scp->scr_buf + (scp->xsize * n), 1853 scp->xsize * (scp->ysize - n) * 1854 sizeof(u_short)); 1855 fillw(scp->term.cur_color | scr_map[0x20], 1856 scp->scr_buf, scp->xsize * n); 1857 mark_all(scp); 1858 break; 1859 1860 case 'X': /* erase n characters in line */ 1861 n = scp->term.param[0]; if (n < 1) n = 1; 1862 if (n > scp->xsize - scp->xpos) 1863 n = scp->xsize - scp->xpos; 1864 fillw(scp->term.cur_color | scr_map[0x20], 1865 scp->cursor_pos, n); 1866 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1867 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n); 1868 break; 1869 1870 case 'Z': /* move n tabs backwards */ 1871 n = scp->term.param[0]; if (n < 1) n = 1; 1872 if ((i = scp->xpos & 0xf8) == scp->xpos) 1873 i -= 8*n; 1874 else 1875 i -= 8*(n-1); 1876 if (i < 0) 1877 i = 0; 1878 move_crsr(scp, i, scp->ypos); 1879 break; 1880 1881 case '`': /* move cursor to column n */ 1882 n = scp->term.param[0]; if (n < 1) n = 1; 1883 move_crsr(scp, n - 1, scp->ypos); 1884 break; 1885 1886 case 'a': /* move cursor n columns to the right */ 1887 n = scp->term.param[0]; if (n < 1) n = 1; 1888 move_crsr(scp, scp->xpos + n, scp->ypos); 1889 break; 1890 1891 case 'd': /* move cursor to row n */ 1892 n = scp->term.param[0]; if (n < 1) n = 1; 1893 move_crsr(scp, scp->xpos, n - 1); 1894 break; 1895 1896 case 'e': /* move cursor n rows down */ 1897 n = scp->term.param[0]; if (n < 1) n = 1; 1898 move_crsr(scp, scp->xpos, scp->ypos + n); 1899 break; 1900 1901 case 'm': /* change attribute */ 1902 if (scp->term.num_param == 0) { 1903 scp->term.attr_mask = NORMAL_ATTR; 1904 scp->term.cur_attr = 1905 scp->term.cur_color = scp->term.std_color; 1906 break; 1907 } 1908 for (i = 0; i < scp->term.num_param; i++) { 1909 switch (n = scp->term.param[i]) { 1910 case 0: /* back to normal */ 1911 scp->term.attr_mask = NORMAL_ATTR; 1912 scp->term.cur_attr = 1913 scp->term.cur_color = scp->term.std_color; 1914 break; 1915 case 1: /* bold */ 1916 scp->term.attr_mask |= BOLD_ATTR; 1917 scp->term.cur_attr = mask2attr(&scp->term); 1918 break; 1919 case 4: /* underline */ 1920 scp->term.attr_mask |= UNDERLINE_ATTR; 1921 scp->term.cur_attr = mask2attr(&scp->term); 1922 break; 1923 case 5: /* blink */ 1924 scp->term.attr_mask |= BLINK_ATTR; 1925 scp->term.cur_attr = mask2attr(&scp->term); 1926 break; 1927 case 7: /* reverse video */ 1928 scp->term.attr_mask |= REVERSE_ATTR; 1929 scp->term.cur_attr = mask2attr(&scp->term); 1930 break; 1931 case 30: case 31: /* set fg color */ 1932 case 32: case 33: case 34: 1933 case 35: case 36: case 37: 1934 scp->term.attr_mask |= FOREGROUND_CHANGED; 1935 scp->term.cur_color = 1936 (scp->term.cur_color&0xF000) | (ansi_col[(n-30)&7]<<8); 1937 scp->term.cur_attr = mask2attr(&scp->term); 1938 break; 1939 case 40: case 41: /* set bg color */ 1940 case 42: case 43: case 44: 1941 case 45: case 46: case 47: 1942 scp->term.attr_mask |= BACKGROUND_CHANGED; 1943 scp->term.cur_color = 1944 (scp->term.cur_color&0x0F00) | (ansi_col[(n-40)&7]<<12); 1945 scp->term.cur_attr = mask2attr(&scp->term); 1946 break; 1947 } 1948 } 1949 break; 1950 1951 case 'x': 1952 if (scp->term.num_param == 0) 1953 n = 0; 1954 else 1955 n = scp->term.param[0]; 1956 switch (n) { 1957 case 0: /* reset attributes */ 1958 scp->term.attr_mask = NORMAL_ATTR; 1959 scp->term.cur_attr = 1960 scp->term.cur_color = scp->term.std_color = 1961 current_default->std_color; 1962 scp->term.rev_color = current_default->rev_color; 1963 break; 1964 case 1: /* set ansi background */ 1965 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 1966 scp->term.cur_color = scp->term.std_color = 1967 (scp->term.std_color & 0x0F00) | 1968 (ansi_col[(scp->term.param[1])&0x0F]<<12); 1969 scp->term.cur_attr = mask2attr(&scp->term); 1970 break; 1971 case 2: /* set ansi foreground */ 1972 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 1973 scp->term.cur_color = scp->term.std_color = 1974 (scp->term.std_color & 0xF000) | 1975 (ansi_col[(scp->term.param[1])&0x0F]<<8); 1976 scp->term.cur_attr = mask2attr(&scp->term); 1977 break; 1978 case 3: /* set ansi attribute directly */ 1979 scp->term.attr_mask &= ~(FOREGROUND_CHANGED|BACKGROUND_CHANGED); 1980 scp->term.cur_color = scp->term.std_color = 1981 (scp->term.param[1]&0xFF)<<8; 1982 scp->term.cur_attr = mask2attr(&scp->term); 1983 break; 1984 case 5: /* set ansi reverse video background */ 1985 scp->term.rev_color = 1986 (scp->term.rev_color & 0x0F00) | 1987 (ansi_col[(scp->term.param[1])&0x0F]<<12); 1988 scp->term.cur_attr = mask2attr(&scp->term); 1989 break; 1990 case 6: /* set ansi reverse video foreground */ 1991 scp->term.rev_color = 1992 (scp->term.rev_color & 0xF000) | 1993 (ansi_col[(scp->term.param[1])&0x0F]<<8); 1994 scp->term.cur_attr = mask2attr(&scp->term); 1995 break; 1996 case 7: /* set ansi reverse video directly */ 1997 scp->term.rev_color = 1998 (scp->term.param[1]&0xFF)<<8; 1999 scp->term.cur_attr = mask2attr(&scp->term); 2000 break; 2001 } 2002 break; 2003 2004 case 'z': /* switch to (virtual) console n */ 2005 if (scp->term.num_param == 1) 2006 switch_scr(scp, scp->term.param[0]); 2007 break; 2008 } 2009 } 2010 else if (scp->term.esc == 3) { 2011 if (c >= '0' && c <= '9') { 2012 if (scp->term.num_param < MAX_ESC_PAR) { 2013 if (scp->term.last_param != scp->term.num_param) { 2014 scp->term.last_param = scp->term.num_param; 2015 scp->term.param[scp->term.num_param] = 0; 2016 } 2017 else 2018 scp->term.param[scp->term.num_param] *= 10; 2019 scp->term.param[scp->term.num_param] += c - '0'; 2020 return; 2021 } 2022 } 2023 scp->term.num_param = scp->term.last_param + 1; 2024 switch (c) { 2025 2026 case ';': 2027 if (scp->term.num_param < MAX_ESC_PAR) 2028 return; 2029 break; 2030 2031 case 'A': /* set display border color */ 2032 if (scp->term.num_param == 1) 2033 scp->border=scp->term.param[0] & 0xff; 2034 if (scp == cur_console) 2035 set_border(scp->border); 2036 break; 2037 2038 case 'B': /* set bell pitch and duration */ 2039 if (scp->term.num_param == 2) { 2040 scp->bell_pitch = scp->term.param[0]; 2041 scp->bell_duration = scp->term.param[1]*10; 2042 } 2043 break; 2044 2045 case 'C': /* set cursor type & shape */ 2046 if (scp->term.num_param == 1) { 2047 if (scp->term.param[0] & 0x01) 2048 flags |= BLINK_CURSOR; 2049 else 2050 flags &= ~BLINK_CURSOR; 2051 if (scp->term.param[0] & 0x02) { 2052 flags |= CHAR_CURSOR; 2053 set_destructive_cursor(scp); 2054 } else 2055 flags &= ~CHAR_CURSOR; 2056 } 2057 else if (scp->term.num_param == 2) { 2058 scp->cursor_start = scp->term.param[0] & 0x1F; 2059 scp->cursor_end = scp->term.param[1] & 0x1F; 2060 if (flags & CHAR_CURSOR) 2061 set_destructive_cursor(scp); 2062 } 2063 break; 2064 2065 case 'F': /* set ansi foreground */ 2066 if (scp->term.num_param == 1) { 2067 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2068 scp->term.cur_color = scp->term.std_color = 2069 (scp->term.std_color & 0xF000) 2070 | ((scp->term.param[0] & 0x0F) << 8); 2071 scp->term.cur_attr = mask2attr(&scp->term); 2072 } 2073 break; 2074 2075 case 'G': /* set ansi background */ 2076 if (scp->term.num_param == 1) { 2077 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2078 scp->term.cur_color = scp->term.std_color = 2079 (scp->term.std_color & 0x0F00) 2080 | ((scp->term.param[0] & 0x0F) << 12); 2081 scp->term.cur_attr = mask2attr(&scp->term); 2082 } 2083 break; 2084 2085 case 'H': /* set ansi reverse video foreground */ 2086 if (scp->term.num_param == 1) { 2087 scp->term.rev_color = 2088 (scp->term.rev_color & 0xF000) 2089 | ((scp->term.param[0] & 0x0F) << 8); 2090 scp->term.cur_attr = mask2attr(&scp->term); 2091 } 2092 break; 2093 2094 case 'I': /* set ansi reverse video background */ 2095 if (scp->term.num_param == 1) { 2096 scp->term.rev_color = 2097 (scp->term.rev_color & 0x0F00) 2098 | ((scp->term.param[0] & 0x0F) << 12); 2099 scp->term.cur_attr = mask2attr(&scp->term); 2100 } 2101 break; 2102 } 2103 } 2104 scp->term.esc = 0; 2105 } 2106 2107 static void 2108 ansi_put(scr_stat *scp, u_char *buf, int len) 2109 { 2110 u_char *ptr = buf; 2111 2112 if (scp->status & UNKNOWN_MODE) 2113 return; 2114 2115 /* make screensaver happy */ 2116 if (scp == cur_console) { 2117 scrn_time_stamp = time.tv_sec; 2118 if (scrn_blanked) { 2119 (*current_saver)(FALSE); 2120 cur_console->start = 0; 2121 cur_console->end = cur_console->xsize * cur_console->ysize; 2122 } 2123 } 2124 write_in_progress++; 2125 outloop: 2126 if (scp->term.esc) { 2127 scan_esc(scp, *ptr++); 2128 len--; 2129 } 2130 else if (PRINTABLE(*ptr)) { /* Print only printables */ 2131 int cnt = len <= (scp->xsize-scp->xpos) ? len : (scp->xsize-scp->xpos); 2132 u_short cur_attr = scp->term.cur_attr; 2133 u_short *cursor_pos = scp->cursor_pos; 2134 do { 2135 /* 2136 * gcc-2.6.3 generates poor (un)sign extension code. Casting the 2137 * pointers in the following to volatile should have no effect, 2138 * but in fact speeds up this inner loop from 26 to 18 cycles 2139 * (+ cache misses) on i486's. 2140 */ 2141 #define UCVP(ucp) ((u_char volatile *)(ucp)) 2142 *cursor_pos++ = UCVP(scr_map)[*UCVP(ptr)] | cur_attr; 2143 ptr++; 2144 cnt--; 2145 } while (cnt && PRINTABLE(*ptr)); 2146 len -= (cursor_pos - scp->cursor_pos); 2147 scp->xpos += (cursor_pos - scp->cursor_pos); 2148 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2149 mark_for_update(scp, cursor_pos - scp->scr_buf); 2150 scp->cursor_pos = cursor_pos; 2151 if (scp->xpos >= scp->xsize) { 2152 scp->xpos = 0; 2153 scp->ypos++; 2154 } 2155 } 2156 else { 2157 switch(*ptr) { 2158 case 0x07: 2159 do_bell(scp, scp->bell_pitch, scp->bell_duration); 2160 break; 2161 2162 case 0x08: /* non-destructive backspace */ 2163 if (scp->cursor_pos > scp->scr_buf) { 2164 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2165 scp->cursor_pos--; 2166 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2167 if (scp->xpos > 0) 2168 scp->xpos--; 2169 else { 2170 scp->xpos += scp->xsize - 1; 2171 scp->ypos--; 2172 } 2173 } 2174 break; 2175 2176 case 0x09: /* non-destructive tab */ 2177 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2178 scp->cursor_pos += (8 - scp->xpos % 8u); 2179 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2180 if ((scp->xpos += (8 - scp->xpos % 8u)) >= scp->xsize) { 2181 scp->xpos = 0; 2182 scp->ypos++; 2183 } 2184 break; 2185 2186 case 0x0a: /* newline, same pos */ 2187 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2188 scp->cursor_pos += scp->xsize; 2189 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2190 scp->ypos++; 2191 break; 2192 2193 case 0x0c: /* form feed, clears screen */ 2194 clear_screen(scp); 2195 break; 2196 2197 case 0x0d: /* return, return to pos 0 */ 2198 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2199 scp->cursor_pos -= scp->xpos; 2200 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2201 scp->xpos = 0; 2202 break; 2203 2204 case 0x1b: /* start escape sequence */ 2205 scp->term.esc = 1; 2206 scp->term.num_param = 0; 2207 break; 2208 } 2209 ptr++; len--; 2210 } 2211 /* do we have to scroll ?? */ 2212 if (scp->cursor_pos >= scp->scr_buf + scp->ysize * scp->xsize) { 2213 remove_cutmarking(scp); 2214 if (scp->history) { 2215 bcopyw(scp->scr_buf, scp->history_head, 2216 scp->xsize * sizeof(u_short)); 2217 scp->history_head += scp->xsize; 2218 if (scp->history_head + scp->xsize > 2219 scp->history + scp->history_size) 2220 scp->history_head = scp->history; 2221 } 2222 bcopyw(scp->scr_buf + scp->xsize, scp->scr_buf, 2223 scp->xsize * (scp->ysize - 1) * sizeof(u_short)); 2224 fillw(scp->term.cur_color | scr_map[0x20], 2225 scp->scr_buf + scp->xsize * (scp->ysize - 1), 2226 scp->xsize); 2227 scp->cursor_pos -= scp->xsize; 2228 scp->ypos--; 2229 mark_all(scp); 2230 } 2231 if (len) 2232 goto outloop; 2233 write_in_progress--; 2234 if (delayed_next_scr) 2235 switch_scr(scp, delayed_next_scr - 1); 2236 } 2237 2238 static void 2239 scinit(void) 2240 { 2241 u_short volatile *cp; 2242 u_short was; 2243 unsigned hw_cursor; 2244 int i; 2245 2246 if (init_done != COLD) 2247 return; 2248 init_done = WARM; 2249 /* 2250 * Finish defaulting crtc variables for a mono screen. Crtat is a 2251 * bogus common variable so that it can be shared with pcvt, so it 2252 * can't be statically initialized. XXX. 2253 */ 2254 Crtat = (u_short *)MONO_BUF; 2255 /* 2256 * If CGA memory seems to work, switch to color. 2257 */ 2258 cp = (u_short *)CGA_BUF; 2259 was = *cp; 2260 *cp = (u_short) 0xA55A; 2261 if (*cp == 0xA55A) { 2262 Crtat = (u_short *)CGA_BUF; 2263 crtc_addr = COLOR_BASE; 2264 } 2265 *cp = was; 2266 2267 /* 2268 * Ensure a zero start address. This is mainly to recover after 2269 * switching from pcvt using userconfig(). The registers are w/o 2270 * for old hardware so it's too hard to relocate the active screen 2271 * memory. 2272 */ 2273 outb(crtc_addr, 12); 2274 outb(crtc_addr + 1, 0); 2275 outb(crtc_addr, 13); 2276 outb(crtc_addr + 1, 0); 2277 2278 /* extract cursor location */ 2279 outb(crtc_addr, 14); 2280 hw_cursor = inb(crtc_addr + 1) << 8; 2281 outb(crtc_addr, 15); 2282 hw_cursor |= inb(crtc_addr + 1); 2283 2284 /* move hardware cursor out of the way */ 2285 outb(crtc_addr, 14); 2286 outb(crtc_addr + 1, 0xff); 2287 outb(crtc_addr, 15); 2288 outb(crtc_addr + 1, 0xff); 2289 2290 /* is this a VGA or higher ? */ 2291 outb(crtc_addr, 7); 2292 if (inb(crtc_addr) == 7) { 2293 u_long pa; 2294 u_long segoff; 2295 2296 crtc_vga = TRUE; 2297 /* 2298 * Get the BIOS video mode pointer. 2299 */ 2300 segoff = *(u_long *)pa_to_va(0x4a8); 2301 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 2302 if (ISMAPPED(pa, sizeof(u_long))) { 2303 segoff = *(u_long *)pa_to_va(pa); 2304 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 2305 if (ISMAPPED(pa, 64)) 2306 video_mode_ptr = (char *)pa_to_va(pa); 2307 } 2308 } 2309 current_default = &user_default; 2310 console[0] = &main_console; 2311 init_scp(console[0]); 2312 console[0]->scr_buf = console[0]->mouse_pos = Crtat; 2313 console[0]->cursor_pos = console[0]->cursor_oldpos = Crtat + hw_cursor; 2314 console[0]->xpos = hw_cursor % COL; 2315 console[0]->ypos = hw_cursor / COL; 2316 cur_console = console[0]; 2317 for (i=1; i<MAXCONS; i++) 2318 console[i] = NULL; 2319 kernel_console.esc = 0; 2320 kernel_console.attr_mask = NORMAL_ATTR; 2321 kernel_console.cur_attr = 2322 kernel_console.cur_color = kernel_console.std_color = 2323 kernel_default.std_color; 2324 kernel_console.rev_color = kernel_default.rev_color; 2325 /* initialize mapscrn arrays to a one to one map */ 2326 for (i=0; i<sizeof(scr_map); i++) { 2327 scr_map[i] = scr_rmap[i] = i; 2328 } 2329 } 2330 2331 static scr_stat 2332 *alloc_scp() 2333 { 2334 scr_stat *scp; 2335 2336 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2337 init_scp(scp); 2338 scp->scr_buf = scp->cursor_pos = scp->cursor_oldpos = scp->mouse_pos = 2339 (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 2340 M_DEVBUF, M_WAITOK); 2341 scp->history_head = scp->history_pos = scp->history = 2342 (u_short *)malloc(scp->history_size*sizeof(u_short), 2343 M_DEVBUF, M_WAITOK); 2344 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 2345 if (crtc_vga && video_mode_ptr) 2346 set_mode(scp); 2347 clear_screen(scp); 2348 return scp; 2349 } 2350 2351 static void 2352 init_scp(scr_stat *scp) 2353 { 2354 scp->mode = M_VGA_C80x25; 2355 scp->font_size = FONT_16; 2356 scp->xsize = COL; 2357 scp->ysize = ROW; 2358 scp->start = COL * ROW; 2359 scp->end = 0; 2360 scp->term.esc = 0; 2361 scp->term.attr_mask = NORMAL_ATTR; 2362 scp->term.cur_attr = 2363 scp->term.cur_color = scp->term.std_color = 2364 current_default->std_color; 2365 scp->term.rev_color = current_default->rev_color; 2366 scp->border = BG_BLACK; 2367 scp->cursor_start = *(char *)pa_to_va(0x461); 2368 scp->cursor_end = *(char *)pa_to_va(0x460); 2369 scp->mouse_xpos = scp->mouse_ypos = 0; 2370 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 2371 scp->mouse_signal = 0; 2372 scp->mouse_pid = 0; 2373 scp->mouse_proc = NULL; 2374 scp->bell_pitch = BELL_PITCH; 2375 scp->bell_duration = BELL_DURATION; 2376 scp->status = (*(char *)pa_to_va(0x417) & 0x20) ? NLKED : 0; 2377 scp->status |= CURSOR_ENABLED; 2378 scp->pid = 0; 2379 scp->proc = NULL; 2380 scp->smode.mode = VT_AUTO; 2381 scp->history_head = scp->history_pos = scp->history = NULL; 2382 scp->history_size = HISTORY_SIZE; 2383 } 2384 2385 static u_char 2386 *get_fstr(u_int c, u_int *len) 2387 { 2388 u_int i; 2389 2390 if (!(c & FKEY)) 2391 return(NULL); 2392 i = (c & 0xFF) - F_FN; 2393 if (i > n_fkey_tab) 2394 return(NULL); 2395 *len = fkey_tab[i].len; 2396 return(fkey_tab[i].str); 2397 } 2398 2399 static void 2400 update_leds(int which) 2401 { 2402 int s; 2403 static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 }; 2404 2405 /* replace CAPS led with ALTGR led for ALTGR keyboards */ 2406 if (key_map.n_keys > ALTGR_OFFSET) { 2407 if (which & ALKED) 2408 which |= CLKED; 2409 else 2410 which &= ~CLKED; 2411 } 2412 s = spltty(); 2413 kbd_cmd(KB_SETLEDS); 2414 kbd_cmd(xlate_leds[which & LED_MASK]); 2415 splx(s); 2416 } 2417 2418 static void 2419 history_to_screen(scr_stat *scp) 2420 { 2421 int i; 2422 2423 for (i=0; i<scp->ysize; i++) 2424 bcopyw(scp->history + (((scp->history_pos - scp->history) + 2425 scp->history_size-((i+1)*scp->xsize))%scp->history_size), 2426 scp->scr_buf + (scp->xsize * (scp->ysize-1 - i)), 2427 scp->xsize * sizeof(u_short)); 2428 mark_all(scp); 2429 } 2430 2431 static int 2432 history_up_line(scr_stat *scp) 2433 { 2434 if (WRAPHIST(scp, scp->history_pos, -(scp->xsize*scp->ysize)) != 2435 scp->history_head) { 2436 scp->history_pos = WRAPHIST(scp, scp->history_pos, -scp->xsize); 2437 history_to_screen(scp); 2438 return 0; 2439 } 2440 else 2441 return -1; 2442 } 2443 2444 static int 2445 history_down_line(scr_stat *scp) 2446 { 2447 if (scp->history_pos != scp->history_head) { 2448 scp->history_pos = WRAPHIST(scp, scp->history_pos, scp->xsize); 2449 history_to_screen(scp); 2450 return 0; 2451 } 2452 else 2453 return -1; 2454 } 2455 2456 /* 2457 * scgetc(noblock) - get character from keyboard. 2458 * If noblock = 0 wait until a key is pressed. 2459 * Else return NOKEY. 2460 */ 2461 u_int 2462 scgetc(int noblock) 2463 { 2464 u_char scancode, keycode; 2465 u_int state, action; 2466 struct key_t *key; 2467 static u_char esc_flag = 0, compose = 0; 2468 static u_int chr = 0; 2469 2470 next_code: 2471 kbd_wait(); 2472 /* First see if there is something in the keyboard port */ 2473 if (inb(KB_STAT) & KB_BUF_FULL) 2474 scancode = inb(KB_DATA); 2475 else if (noblock) 2476 return(NOKEY); 2477 else 2478 goto next_code; 2479 2480 add_keyboard_randomness(scancode); 2481 2482 if (cur_console->status & KBD_RAW_MODE) 2483 return scancode; 2484 2485 keycode = scancode & 0x7F; 2486 switch (esc_flag) { 2487 case 0x00: /* normal scancode */ 2488 switch(scancode) { 2489 case 0xB8: /* left alt (compose key) */ 2490 if (compose) { 2491 compose = 0; 2492 if (chr > 255) { 2493 do_bell(cur_console, 2494 BELL_PITCH, BELL_DURATION); 2495 chr = 0; 2496 } 2497 } 2498 break; 2499 case 0x38: 2500 if (!compose) { 2501 compose = 1; 2502 chr = 0; 2503 } 2504 break; 2505 case 0xE0: 2506 case 0xE1: 2507 esc_flag = scancode; 2508 goto next_code; 2509 } 2510 break; 2511 case 0xE0: /* 0xE0 prefix */ 2512 esc_flag = 0; 2513 switch (keycode) { 2514 case 0x1C: /* right enter key */ 2515 keycode = 0x59; 2516 break; 2517 case 0x1D: /* right ctrl key */ 2518 keycode = 0x5A; 2519 break; 2520 case 0x35: /* keypad divide key */ 2521 keycode = 0x5B; 2522 break; 2523 case 0x37: /* print scrn key */ 2524 keycode = 0x5C; 2525 break; 2526 case 0x38: /* right alt key (alt gr) */ 2527 keycode = 0x5D; 2528 break; 2529 case 0x47: /* grey home key */ 2530 keycode = 0x5E; 2531 break; 2532 case 0x48: /* grey up arrow key */ 2533 keycode = 0x5F; 2534 break; 2535 case 0x49: /* grey page up key */ 2536 keycode = 0x60; 2537 break; 2538 case 0x4B: /* grey left arrow key */ 2539 keycode = 0x61; 2540 break; 2541 case 0x4D: /* grey right arrow key */ 2542 keycode = 0x62; 2543 break; 2544 case 0x4F: /* grey end key */ 2545 keycode = 0x63; 2546 break; 2547 case 0x50: /* grey down arrow key */ 2548 keycode = 0x64; 2549 break; 2550 case 0x51: /* grey page down key */ 2551 keycode = 0x65; 2552 break; 2553 case 0x52: /* grey insert key */ 2554 keycode = 0x66; 2555 break; 2556 case 0x53: /* grey delete key */ 2557 keycode = 0x67; 2558 break; 2559 2560 /* the following 3 are only used on the MS "Natural" keyboard */ 2561 case 0x5b: /* left Window key */ 2562 keycode = 0x69; 2563 break; 2564 case 0x5c: /* right Window key */ 2565 keycode = 0x6a; 2566 break; 2567 case 0x5d: /* menu key */ 2568 keycode = 0x6b; 2569 break; 2570 default: /* ignore everything else */ 2571 goto next_code; 2572 } 2573 break; 2574 case 0xE1: /* 0xE1 prefix */ 2575 esc_flag = 0; 2576 if (keycode == 0x1D) 2577 esc_flag = 0x1D; 2578 goto next_code; 2579 /* NOT REACHED */ 2580 case 0x1D: /* pause / break */ 2581 esc_flag = 0; 2582 if (keycode != 0x45) 2583 goto next_code; 2584 keycode = 0x68; 2585 break; 2586 } 2587 2588 /* if scroll-lock pressed allow history browsing */ 2589 if (cur_console->history && cur_console->status & SLKED) { 2590 int i; 2591 2592 cur_console->status &= ~CURSOR_ENABLED; 2593 if (!(cur_console->status & BUFFER_SAVED)) { 2594 cur_console->status |= BUFFER_SAVED; 2595 cur_console->history_save = cur_console->history_head; 2596 2597 /* copy screen into top of history buffer */ 2598 for (i=0; i<cur_console->ysize; i++) { 2599 bcopyw(cur_console->scr_buf + (cur_console->xsize * i), 2600 cur_console->history_head, 2601 cur_console->xsize * sizeof(u_short)); 2602 cur_console->history_head += cur_console->xsize; 2603 if (cur_console->history_head + cur_console->xsize > 2604 cur_console->history + cur_console->history_size) 2605 cur_console->history_head=cur_console->history; 2606 } 2607 cur_console->history_pos = cur_console->history_head; 2608 history_to_screen(cur_console); 2609 } 2610 switch (scancode) { 2611 case 0x47: /* home key */ 2612 cur_console->history_pos = cur_console->history_head; 2613 history_to_screen(cur_console); 2614 goto next_code; 2615 2616 case 0x4F: /* end key */ 2617 cur_console->history_pos = 2618 WRAPHIST(cur_console, cur_console->history_head, 2619 cur_console->xsize*cur_console->ysize); 2620 history_to_screen(cur_console); 2621 goto next_code; 2622 2623 case 0x48: /* up arrow key */ 2624 if (history_up_line(cur_console)) 2625 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2626 goto next_code; 2627 2628 case 0x50: /* down arrow key */ 2629 if (history_down_line(cur_console)) 2630 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2631 goto next_code; 2632 2633 case 0x49: /* page up key */ 2634 for (i=0; i<cur_console->ysize; i++) 2635 if (history_up_line(cur_console)) { 2636 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2637 break; 2638 } 2639 goto next_code; 2640 2641 case 0x51: /* page down key */ 2642 for (i=0; i<cur_console->ysize; i++) 2643 if (history_down_line(cur_console)) { 2644 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2645 break; 2646 } 2647 goto next_code; 2648 } 2649 } 2650 2651 if (compose) { 2652 switch (scancode) { 2653 /* key pressed process it */ 2654 case 0x47: case 0x48: case 0x49: /* keypad 7,8,9 */ 2655 chr = (scancode - 0x40) + chr*10; 2656 goto next_code; 2657 case 0x4B: case 0x4C: case 0x4D: /* keypad 4,5,6 */ 2658 chr = (scancode - 0x47) + chr*10; 2659 goto next_code; 2660 case 0x4F: case 0x50: case 0x51: /* keypad 1,2,3 */ 2661 chr = (scancode - 0x4E) + chr*10; 2662 goto next_code; 2663 case 0x52: /* keypad 0 */ 2664 chr *= 10; 2665 goto next_code; 2666 2667 /* key release, no interest here */ 2668 case 0xC7: case 0xC8: case 0xC9: /* keypad 7,8,9 */ 2669 case 0xCB: case 0xCC: case 0xCD: /* keypad 4,5,6 */ 2670 case 0xCF: case 0xD0: case 0xD1: /* keypad 1,2,3 */ 2671 case 0xD2: /* keypad 0 */ 2672 goto next_code; 2673 2674 case 0x38: /* left alt key */ 2675 break; 2676 default: 2677 if (chr) { 2678 compose = chr = 0; 2679 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2680 goto next_code; 2681 } 2682 break; 2683 } 2684 } 2685 2686 state = (shfts ? 1 : 0 ) | (2 * (ctls ? 1 : 0)) | (4 * (alts ? 1 : 0)); 2687 if ((!agrs && (cur_console->status & ALKED)) 2688 || (agrs && !(cur_console->status & ALKED))) 2689 keycode += ALTGR_OFFSET; 2690 key = &key_map.key[keycode]; 2691 if ( ((key->flgs & FLAG_LOCK_C) && (cur_console->status & CLKED)) 2692 || ((key->flgs & FLAG_LOCK_N) && (cur_console->status & NLKED)) ) 2693 state ^= 1; 2694 2695 /* Check for make/break */ 2696 action = key->map[state]; 2697 if (scancode & 0x80) { /* key released */ 2698 if (key->spcl & 0x80) { 2699 switch (action) { 2700 case LSH: 2701 shfts &= ~1; 2702 break; 2703 case RSH: 2704 shfts &= ~2; 2705 break; 2706 case LCTR: 2707 ctls &= ~1; 2708 break; 2709 case RCTR: 2710 ctls &= ~2; 2711 break; 2712 case LALT: 2713 alts &= ~1; 2714 break; 2715 case RALT: 2716 alts &= ~2; 2717 break; 2718 case NLK: 2719 nlkcnt = 0; 2720 break; 2721 case CLK: 2722 clkcnt = 0; 2723 break; 2724 case SLK: 2725 slkcnt = 0; 2726 break; 2727 case ASH: 2728 agrs = 0; 2729 break; 2730 case ALK: 2731 alkcnt = 0; 2732 break; 2733 case META: 2734 metas = 0; 2735 break; 2736 } 2737 } 2738 if (chr && !compose) { 2739 action = chr; 2740 chr = 0; 2741 return(action); 2742 } 2743 } else { 2744 /* key pressed */ 2745 if (key->spcl & (0x80>>state)) { 2746 switch (action) { 2747 /* LOCKING KEYS */ 2748 case NLK: 2749 if (!nlkcnt) { 2750 nlkcnt++; 2751 if (cur_console->status & NLKED) 2752 cur_console->status &= ~NLKED; 2753 else 2754 cur_console->status |= NLKED; 2755 update_leds(cur_console->status); 2756 } 2757 break; 2758 case CLK: 2759 if (!clkcnt) { 2760 clkcnt++; 2761 if (cur_console->status & CLKED) 2762 cur_console->status &= ~CLKED; 2763 else 2764 cur_console->status |= CLKED; 2765 update_leds(cur_console->status); 2766 } 2767 break; 2768 case SLK: 2769 if (!slkcnt) { 2770 slkcnt++; 2771 if (cur_console->status & SLKED) { 2772 cur_console->status &= ~SLKED; 2773 if (cur_console->status & BUFFER_SAVED){ 2774 int i; 2775 u_short *ptr = cur_console->history_save; 2776 2777 for (i=0; i<cur_console->ysize; i++) { 2778 bcopyw(ptr, 2779 cur_console->scr_buf + 2780 (cur_console->xsize*i), 2781 cur_console->xsize * sizeof(u_short)); 2782 ptr += cur_console->xsize; 2783 if (ptr + cur_console->xsize > 2784 cur_console->history + 2785 cur_console->history_size) 2786 ptr = cur_console->history; 2787 } 2788 cur_console->status &= ~BUFFER_SAVED; 2789 cur_console->history_head=cur_console->history_save; 2790 cur_console->status |= CURSOR_ENABLED; 2791 mark_all(cur_console); 2792 } 2793 scstart(VIRTUAL_TTY(get_scr_num())); 2794 } 2795 else 2796 cur_console->status |= SLKED; 2797 update_leds(cur_console->status); 2798 } 2799 break; 2800 case ALK: 2801 if (!alkcnt) { 2802 alkcnt++; 2803 if (cur_console->status & ALKED) 2804 cur_console->status &= ~ALKED; 2805 else 2806 cur_console->status |= ALKED; 2807 update_leds(cur_console->status); 2808 } 2809 break; 2810 2811 /* NON-LOCKING KEYS */ 2812 case NOP: 2813 break; 2814 case RBT: 2815 shutdown_nice(); 2816 break; 2817 case SUSP: 2818 #if NAPM > 0 2819 apm_suspend(); 2820 #endif 2821 break; 2822 2823 case DBG: 2824 #ifdef DDB /* try to switch to console 0 */ 2825 if (cur_console->smode.mode == VT_AUTO && 2826 console[0]->smode.mode == VT_AUTO) 2827 switch_scr(cur_console, 0); 2828 Debugger("manual escape to debugger"); 2829 return(NOKEY); 2830 #else 2831 printf("No debugger in kernel\n"); 2832 #endif 2833 break; 2834 case LSH: 2835 shfts |= 1; 2836 break; 2837 case RSH: 2838 shfts |= 2; 2839 break; 2840 case LCTR: 2841 ctls |= 1; 2842 break; 2843 case RCTR: 2844 ctls |= 2; 2845 break; 2846 case LALT: 2847 alts |= 1; 2848 break; 2849 case RALT: 2850 alts |= 2; 2851 break; 2852 case ASH: 2853 agrs = 1; 2854 break; 2855 case META: 2856 metas = 1; 2857 break; 2858 case NEXT: 2859 switch_scr(cur_console, (get_scr_num() + 1) % MAXCONS); 2860 break; 2861 case BTAB: 2862 return(BKEY); 2863 default: 2864 if (action >= F_SCR && action <= L_SCR) { 2865 switch_scr(cur_console, action - F_SCR); 2866 break; 2867 } 2868 if (action >= F_FN && action <= L_FN) 2869 action |= FKEY; 2870 return(action); 2871 } 2872 } 2873 else { 2874 if (metas) 2875 action |= MKEY; 2876 return(action); 2877 } 2878 } 2879 goto next_code; 2880 } 2881 2882 int 2883 scmmap(dev_t dev, int offset, int nprot) 2884 { 2885 if (offset > 0x20000 - PAGE_SIZE) 2886 return -1; 2887 return i386_btop((VIDEOMEM + offset)); 2888 } 2889 2890 static void 2891 kbd_wait(void) 2892 { 2893 int i = 500; 2894 2895 while (i--) { 2896 if ((inb(KB_STAT) & KB_READY) == 0) 2897 break; 2898 DELAY (25); 2899 } 2900 } 2901 2902 static void 2903 kbd_cmd(u_char command) 2904 { 2905 int i, retry = 5; 2906 do { 2907 kbd_wait(); 2908 outb(KB_DATA, command); 2909 i = 50000; 2910 while (i--) { 2911 if (inb(KB_STAT) & KB_BUF_FULL) { 2912 int val; 2913 DELAY(25); 2914 val = inb(KB_DATA); 2915 if (val == KB_ACK) 2916 return; 2917 if (val == KB_RESEND) 2918 break; 2919 } 2920 } 2921 } while (retry--); 2922 } 2923 2924 void 2925 set_mode(scr_stat *scp) 2926 { 2927 char *modetable; 2928 char special_modetable[64]; 2929 2930 if (scp != cur_console) 2931 return; 2932 2933 /* setup video hardware for the given mode */ 2934 switch (scp->mode) { 2935 case M_VGA_M80x60: 2936 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64); 2937 goto special_80x60; 2938 2939 case M_VGA_C80x60: 2940 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64); 2941 special_80x60: 2942 special_modetable[2] = 0x08; 2943 special_modetable[19] = 0x47; 2944 goto special_480l; 2945 2946 case M_VGA_M80x30: 2947 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64); 2948 goto special_80x30; 2949 2950 case M_VGA_C80x30: 2951 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64); 2952 special_80x30: 2953 special_modetable[19] = 0x4f; 2954 special_480l: 2955 special_modetable[9] |= 0xc0; 2956 special_modetable[16] = 0x08; 2957 special_modetable[17] = 0x3e; 2958 special_modetable[26] = 0xea; 2959 special_modetable[28] = 0xdf; 2960 special_modetable[31] = 0xe7; 2961 special_modetable[32] = 0x04; 2962 modetable = special_modetable; 2963 goto setup_mode; 2964 2965 case M_ENH_B80x43: 2966 bcopyw(video_mode_ptr+(64*M_ENH_B80x25),&special_modetable, 64); 2967 goto special_80x43; 2968 2969 case M_ENH_C80x43: 2970 bcopyw(video_mode_ptr+(64*M_ENH_C80x25),&special_modetable, 64); 2971 special_80x43: 2972 special_modetable[28] = 87; 2973 goto special_80x50; 2974 2975 case M_VGA_M80x50: 2976 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64); 2977 goto special_80x50; 2978 2979 case M_VGA_C80x50: 2980 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64); 2981 special_80x50: 2982 special_modetable[2] = 8; 2983 special_modetable[19] = 7; 2984 modetable = special_modetable; 2985 goto setup_mode; 2986 2987 case M_VGA_C40x25: case M_VGA_C80x25: 2988 case M_VGA_M80x25: 2989 case M_B40x25: case M_C40x25: 2990 case M_B80x25: case M_C80x25: 2991 case M_ENH_B40x25: case M_ENH_C40x25: 2992 case M_ENH_B80x25: case M_ENH_C80x25: 2993 2994 modetable = video_mode_ptr + (scp->mode * 64); 2995 setup_mode: 2996 set_vgaregs(modetable); 2997 scp->font_size = *(modetable + 2); 2998 2999 /* set font type (size) */ 3000 if (scp->font_size < FONT_14) { 3001 outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */ 3002 } else if (scp->font_size >= FONT_16) { 3003 outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */ 3004 } else { 3005 outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */ 3006 } 3007 if (flags & CHAR_CURSOR) 3008 set_destructive_cursor(scp); 3009 break; 3010 3011 case M_BG320: case M_CG320: case M_BG640: 3012 case M_CG320_D: case M_CG640_E: 3013 case M_CG640x350: case M_ENH_CG640: 3014 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 3015 3016 set_vgaregs(video_mode_ptr + (scp->mode * 64)); 3017 scp->font_size = FONT_NONE; 3018 break; 3019 3020 default: 3021 /* call user defined function XXX */ 3022 break; 3023 } 3024 3025 /* set border color for this (virtual) console */ 3026 set_border(scp->border); 3027 return; 3028 } 3029 3030 void 3031 set_border(u_char color) 3032 { 3033 inb(crtc_addr+6); /* reset flip-flop */ 3034 outb(ATC, 0x11); outb(ATC, color); 3035 inb(crtc_addr+6); /* reset flip-flop */ 3036 outb(ATC, 0x20); /* enable Palette */ 3037 } 3038 3039 static void 3040 set_vgaregs(char *modetable) 3041 { 3042 int i, s = splhigh(); 3043 3044 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */ 3045 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */ 3046 for (i=0; i<4; i++) { /* program sequencer */ 3047 outb(TSIDX, i+1); 3048 outb(TSREG, modetable[i+5]); 3049 } 3050 outb(MISC, modetable[9]); /* set dot-clock */ 3051 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */ 3052 outb(crtc_addr, 0x11); 3053 outb(crtc_addr+1, inb(crtc_addr+1) & 0x7F); 3054 for (i=0; i<25; i++) { /* program crtc */ 3055 outb(crtc_addr, i); 3056 if (i == 14 || i == 15) /* no hardware cursor */ 3057 outb(crtc_addr+1, 0xff); 3058 else 3059 outb(crtc_addr+1, modetable[i+10]); 3060 } 3061 inb(crtc_addr+6); /* reset flip-flop */ 3062 for (i=0; i<20; i++) { /* program attribute ctrl */ 3063 outb(ATC, i); 3064 outb(ATC, modetable[i+35]); 3065 } 3066 for (i=0; i<9; i++) { /* program graph data ctrl */ 3067 outb(GDCIDX, i); 3068 outb(GDCREG, modetable[i+55]); 3069 } 3070 inb(crtc_addr+6); /* reset flip-flop */ 3071 outb(ATC ,0x20); /* enable palette */ 3072 splx(s); 3073 } 3074 3075 static void 3076 set_font_mode() 3077 { 3078 /* setup vga for loading fonts (graphics plane mode) */ 3079 inb(crtc_addr+6); 3080 outb(ATC, 0x30); outb(ATC, 0x01); 3081 #if SLOW_VGA 3082 outb(TSIDX, 0x02); outb(TSREG, 0x04); 3083 outb(TSIDX, 0x04); outb(TSREG, 0x06); 3084 outb(GDCIDX, 0x04); outb(GDCREG, 0x02); 3085 outb(GDCIDX, 0x05); outb(GDCREG, 0x00); 3086 outb(GDCIDX, 0x06); outb(GDCREG, 0x05); 3087 #else 3088 outw(TSIDX, 0x0402); 3089 outw(TSIDX, 0x0604); 3090 outw(GDCIDX, 0x0204); 3091 outw(GDCIDX, 0x0005); 3092 outw(GDCIDX, 0x0506); /* addr = a0000, 64kb */ 3093 #endif 3094 } 3095 3096 static void 3097 set_normal_mode() 3098 { 3099 int s = splhigh(); 3100 3101 /* setup vga for normal operation mode again */ 3102 inb(crtc_addr+6); 3103 outb(ATC, 0x30); outb(ATC, 0x0C); 3104 #if SLOW_VGA 3105 outb(TSIDX, 0x02); outb(TSREG, 0x03); 3106 outb(TSIDX, 0x04); outb(TSREG, 0x02); 3107 outb(GDCIDX, 0x04); outb(GDCREG, 0x00); 3108 outb(GDCIDX, 0x05); outb(GDCREG, 0x10); 3109 if (crtc_addr == MONO_BASE) { 3110 outb(GDCIDX, 0x06); outb(GDCREG, 0x0A); /* addr = b0000, 32kb */ 3111 } 3112 else { 3113 outb(GDCIDX, 0x06); outb(GDCREG, 0x0E); /* addr = b8000, 32kb */ 3114 } 3115 #else 3116 outw(TSIDX, 0x0302); 3117 outw(TSIDX, 0x0204); 3118 outw(GDCIDX, 0x0004); 3119 outw(GDCIDX, 0x1005); 3120 if (crtc_addr == MONO_BASE) 3121 outw(GDCIDX, 0x0A06); /* addr = b0000, 32kb */ 3122 else 3123 outw(GDCIDX, 0x0E06); /* addr = b8000, 32kb */ 3124 #endif 3125 splx(s); 3126 } 3127 3128 void 3129 copy_font(int operation, int font_type, char* font_image) 3130 { 3131 int ch, line, segment, fontsize; 3132 u_char val; 3133 3134 switch (font_type) { 3135 default: 3136 case FONT_8: 3137 segment = 0x8000; 3138 fontsize = 8; 3139 break; 3140 case FONT_14: 3141 segment = 0x4000; 3142 fontsize = 14; 3143 break; 3144 case FONT_16: 3145 segment = 0x0000; 3146 fontsize = 16; 3147 break; 3148 } 3149 outb(TSIDX, 0x01); val = inb(TSREG); /* disable screen */ 3150 outb(TSIDX, 0x01); outb(TSREG, val | 0x20); 3151 set_font_mode(); 3152 for (ch=0; ch < 256; ch++) 3153 for (line=0; line < fontsize; line++) 3154 if (operation) 3155 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line) = 3156 font_image[(ch*fontsize)+line]; 3157 else 3158 font_image[(ch*fontsize)+line] = 3159 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line); 3160 set_normal_mode(); 3161 outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); /* enable screen */ 3162 } 3163 3164 static void 3165 set_destructive_cursor(scr_stat *scp) 3166 { 3167 u_char cursor[32]; 3168 caddr_t address; 3169 int i; 3170 char *font_buffer; 3171 3172 3173 if (scp->font_size < FONT_14) { 3174 font_buffer = font_8; 3175 address = (caddr_t)VIDEOMEM + 0x8000; 3176 } 3177 else if (scp->font_size >= FONT_16) { 3178 font_buffer = font_16; 3179 address = (caddr_t)VIDEOMEM; 3180 } 3181 else { 3182 font_buffer = font_14; 3183 address = (caddr_t)VIDEOMEM + 0x4000; 3184 } 3185 3186 if (scp->status & MOUSE_ENABLED) { 3187 if ((scp->cursor_saveunder & 0xff) == 0xd0) 3188 bcopyw(&scp->mouse_cursor[0], cursor, scp->font_size); 3189 else if ((scp->cursor_saveunder & 0xff) == 0xd1) 3190 bcopyw(&scp->mouse_cursor[32], cursor, scp->font_size); 3191 else if ((scp->cursor_saveunder & 0xff) == 0xd2) 3192 bcopyw(&scp->mouse_cursor[64], cursor, scp->font_size); 3193 else if ((scp->cursor_saveunder & 0xff) == 0xd3) 3194 bcopyw(&scp->mouse_cursor[96], cursor, scp->font_size); 3195 else 3196 bcopyw(font_buffer+((scp->cursor_saveunder & 0xff)*scp->font_size), 3197 cursor, scp->font_size); 3198 } 3199 else 3200 bcopyw(font_buffer + ((scp->cursor_saveunder & 0xff) * scp->font_size), 3201 cursor, scp->font_size); 3202 for (i=0; i<32; i++) 3203 if ((i >= scp->cursor_start && i <= scp->cursor_end) || 3204 (scp->cursor_start >= scp->font_size && i == scp->font_size - 1)) 3205 cursor[i] |= 0xff; 3206 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ; 3207 set_font_mode(); 3208 bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32); 3209 set_normal_mode(); 3210 } 3211 3212 static void 3213 set_mouse_pos(scr_stat *scp) 3214 { 3215 static int last_xpos = -1, last_ypos = -1; 3216 /* 3217 * the margins imposed here are not ideal, we loose 3218 * a couble of pixels on the borders.. 3219 */ 3220 if (scp->mouse_xpos < 0) 3221 scp->mouse_xpos = 0; 3222 if (scp->mouse_ypos < 0) 3223 scp->mouse_ypos = 0; 3224 if (scp->mouse_xpos > (scp->xsize*8)-2) 3225 scp->mouse_xpos = (scp->xsize*8)-2; 3226 if (scp->mouse_ypos > (scp->ysize*scp->font_size)-2) 3227 scp->mouse_ypos = (scp->ysize*scp->font_size)-2; 3228 3229 if (scp->status & UNKNOWN_MODE) 3230 return; 3231 3232 if (scp->mouse_xpos != last_xpos || scp->mouse_ypos != last_ypos) { 3233 scp->status |= MOUSE_MOVED; 3234 3235 scp->mouse_pos = scp->scr_buf + 3236 ((scp->mouse_ypos/scp->font_size)*scp->xsize + scp->mouse_xpos/8); 3237 3238 if ((scp->status & MOUSE_ENABLED) && (scp->status & MOUSE_CUTTING)) { 3239 u_short *ptr; 3240 int i = 0; 3241 3242 mark_for_update(scp, scp->mouse_cut_start - scp->scr_buf); 3243 mark_for_update(scp, scp->mouse_cut_end - scp->scr_buf); 3244 scp->mouse_cut_end = scp->mouse_pos; 3245 for (ptr = (scp->mouse_cut_start > scp->mouse_cut_end 3246 ? scp->mouse_cut_end : scp->mouse_cut_start); 3247 ptr <= (scp->mouse_cut_start > scp->mouse_cut_end 3248 ? scp->mouse_cut_start : scp->mouse_cut_end); 3249 ptr++) { 3250 cut_buffer[i++] = *ptr & 0xff; 3251 if (((ptr - scp->scr_buf) % scp->xsize) == (scp->xsize - 1)) { 3252 cut_buffer[i++] = '\n'; 3253 } 3254 } 3255 cut_buffer[i] = 0x00; 3256 } 3257 } 3258 } 3259 3260 static void 3261 mouse_cut_start(scr_stat *scp) 3262 { 3263 int i; 3264 3265 if (scp->status & MOUSE_ENABLED) { 3266 if (scp->mouse_pos == scp->mouse_cut_start && 3267 scp->mouse_cut_start == scp->mouse_cut_end) { 3268 cut_buffer[0] = 0x00; 3269 remove_cutmarking(scp); 3270 } 3271 else { 3272 scp->mouse_cut_start = scp->mouse_cut_end = scp->mouse_pos; 3273 cut_buffer[0] = *scp->mouse_cut_start & 0xff; 3274 cut_buffer[1] = 0x00; 3275 scp->status |= MOUSE_CUTTING; 3276 } 3277 mark_all(scp); 3278 /* delete all other screens cut markings */ 3279 for (i=0; i<MAXCONS; i++) { 3280 if (console[i] == NULL || console[i] == scp) 3281 continue; 3282 remove_cutmarking(console[i]); 3283 } 3284 } 3285 } 3286 3287 static void 3288 mouse_cut_end(scr_stat *scp) 3289 { 3290 if (scp->status & MOUSE_ENABLED) { 3291 scp->status &= ~MOUSE_CUTTING; 3292 } 3293 } 3294 3295 static void 3296 mouse_paste(scr_stat *scp) 3297 { 3298 if (scp->status & MOUSE_ENABLED) { 3299 struct tty *tp; 3300 u_char *ptr = cut_buffer; 3301 3302 tp = VIRTUAL_TTY(get_scr_num()); 3303 while (*ptr) 3304 (*linesw[tp->t_line].l_rint)(scr_rmap[*ptr++], tp); 3305 } 3306 } 3307 3308 static void 3309 draw_mouse_image(scr_stat *scp) 3310 { 3311 caddr_t address; 3312 int i; 3313 char *font_buffer; 3314 u_short buffer[32]; 3315 u_short xoffset, yoffset; 3316 u_short *crt_pos = Crtat + (scp->mouse_pos - scp->scr_buf); 3317 int font_size = scp->font_size; 3318 3319 if (font_size < FONT_14) { 3320 font_buffer = font_8; 3321 address = (caddr_t)VIDEOMEM + 0x8000; 3322 } 3323 else if (font_size >= FONT_16) { 3324 font_buffer = font_16; 3325 address = (caddr_t)VIDEOMEM; 3326 } 3327 else { 3328 font_buffer = font_14; 3329 address = (caddr_t)VIDEOMEM + 0x4000; 3330 } 3331 xoffset = scp->mouse_xpos % 8; 3332 yoffset = scp->mouse_ypos % font_size; 3333 3334 /* prepare mousepointer char's bitmaps */ 3335 bcopyw(font_buffer + ((*(scp->mouse_pos) & 0xff) * font_size), 3336 &scp->mouse_cursor[0], font_size); 3337 bcopyw(font_buffer + ((*(scp->mouse_pos+1) & 0xff) * font_size), 3338 &scp->mouse_cursor[32], font_size); 3339 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize) & 0xff) * font_size), 3340 &scp->mouse_cursor[64], font_size); 3341 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize+1) & 0xff) * font_size), 3342 &scp->mouse_cursor[96], font_size); 3343 for (i=0; i<font_size; i++) { 3344 buffer[i] = scp->mouse_cursor[i]<<8 | scp->mouse_cursor[i+32]; 3345 buffer[i+font_size]=scp->mouse_cursor[i+64]<<8|scp->mouse_cursor[i+96]; 3346 } 3347 3348 /* now and-or in the mousepointer image */ 3349 for (i=0; i<16; i++) { 3350 buffer[i+yoffset] = 3351 ( buffer[i+yoffset] & ~(mouse_and_mask[i] >> xoffset)) 3352 | (mouse_or_mask[i] >> xoffset); 3353 } 3354 for (i=0; i<font_size; i++) { 3355 scp->mouse_cursor[i] = (buffer[i] & 0xff00) >> 8; 3356 scp->mouse_cursor[i+32] = buffer[i] & 0xff; 3357 scp->mouse_cursor[i+64] = (buffer[i+font_size] & 0xff00) >> 8; 3358 scp->mouse_cursor[i+96] = buffer[i+font_size] & 0xff; 3359 } 3360 3361 scp->mouse_oldpos = scp->mouse_pos; 3362 3363 /* wait for vertical retrace to avoid jitter on some videocards */ 3364 while (!(inb(crtc_addr+6) & 0x08)) /* idle */ ; 3365 set_font_mode(); 3366 bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128); 3367 set_normal_mode(); 3368 *(crt_pos) = (*(scp->mouse_pos)&0xff00)|0xd0; 3369 *(crt_pos+scp->xsize) = (*(scp->mouse_pos+scp->xsize)&0xff00)|0xd2; 3370 if (scp->mouse_xpos < (scp->xsize-1)*8) { 3371 *(crt_pos+1) = (*(scp->mouse_pos+1)&0xff00)|0xd1; 3372 *(crt_pos+scp->xsize+1) = (*(scp->mouse_pos+scp->xsize+1)&0xff00)|0xd3; 3373 } 3374 mark_for_update(scp, scp->mouse_pos - scp->scr_buf); 3375 mark_for_update(scp, scp->mouse_pos + scp->xsize + 1 - scp->scr_buf); 3376 } 3377 3378 static void 3379 remove_mouse_image(scr_stat *scp) 3380 { 3381 u_short *crt_pos = Crtat + (scp->mouse_oldpos - scp->scr_buf); 3382 3383 *(crt_pos) = *(scp->mouse_oldpos); 3384 *(crt_pos+1) = *(scp->mouse_oldpos+1); 3385 *(crt_pos+scp->xsize) = *(scp->mouse_oldpos+scp->xsize); 3386 *(crt_pos+scp->xsize+1) = *(scp->mouse_oldpos+scp->xsize+1); 3387 mark_for_update(scp, scp->mouse_oldpos - scp->scr_buf); 3388 mark_for_update(scp, scp->mouse_oldpos + scp->xsize + 1 - scp->scr_buf); 3389 } 3390 3391 static void 3392 draw_cutmarking(scr_stat *scp) 3393 { 3394 u_short *ptr; 3395 u_short och, nch; 3396 3397 for (ptr=scp->scr_buf; ptr<=(scp->scr_buf+(scp->xsize*scp->ysize)); ptr++) { 3398 nch = och = *(Crtat + (ptr - scp->scr_buf)); 3399 /* are we outside the selected area ? */ 3400 if ( ptr < (scp->mouse_cut_start > scp->mouse_cut_end ? 3401 scp->mouse_cut_end : scp->mouse_cut_start) || 3402 ptr > (scp->mouse_cut_start > scp->mouse_cut_end ? 3403 scp->mouse_cut_start : scp->mouse_cut_end)) { 3404 if (ptr != scp->cursor_pos) 3405 nch = (och & 0xff) | (*ptr & 0xff00); 3406 } 3407 else { 3408 /* are we clear of the cursor image ? */ 3409 if (ptr != scp->cursor_pos) 3410 nch = (och & 0x88ff) | (*ptr & 0x7000)>>4 | (*ptr & 0x0700)<<4; 3411 else { 3412 if (flags & CHAR_CURSOR) 3413 nch = (och & 0x88ff)|(*ptr & 0x7000)>>4|(*ptr & 0x0700)<<4; 3414 else 3415 if (!(flags & BLINK_CURSOR)) 3416 nch = (och & 0xff) | (*ptr & 0xff00); 3417 } 3418 } 3419 if (nch != och) 3420 *(Crtat + (ptr - scp->scr_buf)) = nch; 3421 } 3422 } 3423 3424 static void 3425 remove_cutmarking(scr_stat *scp) 3426 { 3427 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 3428 scp->status &= ~MOUSE_CUTTING; 3429 mark_all(scp); 3430 } 3431 3432 static void 3433 save_palette(void) 3434 { 3435 int i; 3436 3437 outb(PALRADR, 0x00); 3438 for (i=0x00; i<0x300; i++) 3439 palette[i] = inb(PALDATA); 3440 inb(crtc_addr+6); /* reset flip/flop */ 3441 } 3442 3443 void 3444 load_palette(void) 3445 { 3446 int i; 3447 3448 outb(PIXMASK, 0xFF); /* no pixelmask */ 3449 outb(PALWADR, 0x00); 3450 for (i=0x00; i<0x300; i++) 3451 outb(PALDATA, palette[i]); 3452 inb(crtc_addr+6); /* reset flip/flop */ 3453 outb(ATC, 0x20); /* enable palette */ 3454 } 3455 3456 static void 3457 do_bell(scr_stat *scp, int pitch, int duration) 3458 { 3459 if (flags & VISUAL_BELL) { 3460 if (blink_in_progress) 3461 return; 3462 blink_in_progress = 4; 3463 if (scp != cur_console) 3464 blink_in_progress += 2; 3465 blink_screen(cur_console); 3466 timeout((timeout_func_t)blink_screen, cur_console, hz/10); 3467 } else { 3468 if (scp != cur_console) 3469 pitch *= 2; 3470 sysbeep(pitch, duration); 3471 } 3472 } 3473 3474 static void 3475 blink_screen(scr_stat *scp) 3476 { 3477 if (blink_in_progress > 1) { 3478 if (blink_in_progress & 1) 3479 fillw(kernel_default.std_color | scr_map[0x20], 3480 Crtat, scp->xsize * scp->ysize); 3481 else 3482 fillw(kernel_default.rev_color | scr_map[0x20], 3483 Crtat, scp->xsize * scp->ysize); 3484 blink_in_progress--; 3485 timeout((timeout_func_t)blink_screen, scp, hz/10); 3486 } 3487 else { 3488 blink_in_progress = FALSE; 3489 mark_all(scp); 3490 if (delayed_next_scr) 3491 switch_scr(scp, delayed_next_scr - 1); 3492 } 3493 } 3494 3495 #endif /* NSC */ 3496