361 if (!console[minor(dev)])
362 console[minor(dev)] = alloc_scp();
363 return((*linesw[tp->t_line].l_open)(dev, tp));
364}
365
366int
367scclose(dev_t dev, int flag, int mode, struct proc *p)
368{
369 struct tty *tp = scdevtotty(dev);
370 struct scr_stat *scp;
371
372 if (!tp)
373 return(ENXIO);
374 if (minor(dev) < MAXCONS) {
375 scp = get_scr_stat(tp->t_dev);
376 if (scp->status & SWITCH_WAIT_ACQ)
377 wakeup((caddr_t)&scp->smode);
378#if not_yet_done
379 if (scp == &main_console) {
380 scp->pid = 0;
381 scp->proc = NULL;
382 scp->smode.mode = VT_AUTO;
383 }
384 else {
385 free(scp->scr_buf, M_DEVBUF);
386 free(scp->history, M_DEVBUF);
387 free(scp, M_DEVBUF);
388 console[minor(dev)] = NULL;
389 }
390#else
391 scp->pid = 0;
392 scp->proc = NULL;
393 scp->smode.mode = VT_AUTO;
394#endif
395 }
396 (*linesw[tp->t_line].l_close)(tp, flag);
397 ttyclose(tp);
398 return(0);
399}
400
401int
402scread(dev_t dev, struct uio *uio, int flag)
403{
404 struct tty *tp = scdevtotty(dev);
405
406 if (!tp)
407 return(ENXIO);
408 return((*linesw[tp->t_line].l_read)(tp, uio, flag));
409}
410
411int
412scwrite(dev_t dev, struct uio *uio, int flag)
413{
414 struct tty *tp = scdevtotty(dev);
415
416 if (!tp)
417 return(ENXIO);
418 return((*linesw[tp->t_line].l_write)(tp, uio, flag));
419}
420
421void
422scintr(int unit)
423{
424 static struct tty *cur_tty;
425 int c, len;
426 u_char *cp;
427
428 /* make screensaver happy */
429 scrn_time_stamp = time.tv_sec;
430 if (scrn_blanked) {
431 (*current_saver)(FALSE);
432 cur_console->start = 0;
433 cur_console->end = cur_console->xsize * cur_console->ysize;
434 }
435
436 c = scgetc(1);
437
438 cur_tty = VIRTUAL_TTY(get_scr_num());
439 if (!(cur_tty->t_state & TS_ISOPEN))
440 if (!((cur_tty = CONSOLE_TTY)->t_state & TS_ISOPEN))
441 return;
442
443 switch (c & 0xff00) {
444 case 0x0000: /* normal key */
445 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty);
446 break;
447 case NOKEY: /* nothing there */
448 break;
449 case FKEY: /* function key, return string */
450 if (cp = get_fstr((u_int)c, (u_int *)&len)) {
451 while (len-- > 0)
452 (*linesw[cur_tty->t_line].l_rint)(*cp++ & 0xFF, cur_tty);
453 }
454 break;
455 case MKEY: /* meta is active, prepend ESC */
456 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty);
457 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty);
458 break;
459 case BKEY: /* backtab fixed sequence (esc [ Z) */
460 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty);
461 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty);
462 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty);
463 break;
464 }
465}
466
467int
468scparam(struct tty *tp, struct termios *t)
469{
470 tp->t_ispeed = t->c_ispeed;
471 tp->t_ospeed = t->c_ospeed;
472 tp->t_cflag = t->c_cflag;
473 return 0;
474}
475
476int
477scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p)
478{
479 int i, error;
480 struct tty *tp;
481 struct trapframe *fp;
482 scr_stat *scp;
483
484 tp = scdevtotty(dev);
485 if (!tp)
486 return ENXIO;
487 scp = get_scr_stat(tp->t_dev);
488
489 switch (cmd) { /* process console hardware related ioctl's */
490
491 case GIO_ATTR: /* get current attributes */
492 *(int*)data = scp->term.cur_attr;
493 return 0;
494
495 case GIO_COLOR: /* is this a color console ? */
496 if (crtc_addr == COLOR_BASE)
497 *(int*)data = 1;
498 else
499 *(int*)data = 0;
500 return 0;
501
502 case CONS_CURRENT: /* get current adapter type */
503 if (crtc_vga)
504 *(int*)data = KD_VGA;
505 else
506 if (crtc_addr == MONO_BASE)
507 *(int*)data = KD_MONO;
508 else
509 *(int*)data = KD_CGA;
510 return 0;
511
512 case CONS_GET: /* get current video mode */
513 *(int*)data = scp->mode;
514 return 0;
515
516 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */
517 scrn_blank_time = *(int*)data;
518 return 0;
519
520 case CONS_CURSORTYPE: /* set cursor type blink/noblink */
521 if ((*(int*)data) & 0x01)
522 configuration |= BLINK_CURSOR;
523 else
524 configuration &= ~BLINK_CURSOR;
525 if ((*(int*)data) & 0x02) {
526 configuration |= CHAR_CURSOR;
527 set_destructive_cursor(scp, TRUE);
528 } else
529 configuration &= ~CHAR_CURSOR;
530 return 0;
531
532 case CONS_BELLTYPE: /* set bell type sound/visual */
533 if (*data)
534 configuration |= VISUAL_BELL;
535 else
536 configuration &= ~VISUAL_BELL;
537 return 0;
538
539 case CONS_HISTORY: /* set history size */
540 if (*data) {
541 free(scp->history, M_DEVBUF);
542 scp->history_size = *(int*)data;
543 if (scp->history_size < scp->ysize)
544 scp->history = NULL;
545 else {
546 scp->history_size *= scp->xsize;
547 scp->history_head = scp->history_pos = scp->history =
548 (u_short *)malloc(scp->history_size*sizeof(u_short),
549 M_DEVBUF, M_NOWAIT);
550 bzero(scp->history_head, scp->history_size*sizeof(u_short));
551 }
552 return 0;
553 }
554 else
555 return EINVAL;
556
557 case CONS_MOUSECTL: /* control mouse arrow */
558 {
559 mouse_info_t *mouse = (mouse_info_t*)data;
560 int fontsize;
561
562 switch (scp->font) {
563 default:
564 case FONT_8:
565 fontsize = 8; break;
566 case FONT_14:
567 fontsize = 14; break;
568 case FONT_16:
569 fontsize = 16; break;
570 }
571 switch (mouse->operation) {
572 case MOUSE_SHOW:
573 if (!(scp->status & MOUSE_ENABLED)) {
574 scp->mouse_oldpos = Crtat + (scp->mouse_pos - scp->scr_buf);
575 scp->status |= (UPDATE_MOUSE | MOUSE_ENABLED);
576 }
577 else
578 return EINVAL;
579 break;
580
581 case MOUSE_HIDE:
582 if (scp->status & MOUSE_ENABLED) {
583 scp->status &= ~MOUSE_ENABLED;
584 scp->status |= UPDATE_MOUSE;
585 }
586 else
587 return EINVAL;
588 break;
589
590 case MOUSE_MOVEABS:
591 scp->mouse_xpos = mouse->x;
592 scp->mouse_ypos = mouse->y;
593 goto set_mouse_pos;
594
595 case MOUSE_MOVEREL:
596 scp->mouse_xpos += mouse->x;
597 scp->mouse_ypos += mouse->y;
598set_mouse_pos:
599 if (scp->mouse_xpos < 0)
600 scp->mouse_xpos = 0;
601 if (scp->mouse_ypos < 0)
602 scp->mouse_ypos = 0;
603 if (scp->mouse_xpos >= scp->xsize*8)
604 scp->mouse_xpos = (scp->xsize*8)-1;
605 if (scp->mouse_ypos >= scp->ysize*fontsize)
606 scp->mouse_ypos = (scp->ysize*fontsize)-1;
607 scp->mouse_pos = scp->scr_buf +
608 (scp->mouse_ypos/fontsize)*scp->xsize + scp->mouse_xpos/8;
609 if (scp->status & MOUSE_ENABLED)
610 scp->status |= UPDATE_MOUSE;
611 break;
612
613 case MOUSE_GETPOS:
614 mouse->x = scp->mouse_xpos;
615 mouse->y = scp->mouse_ypos;
616 return 0;
617
618 default:
619 return EINVAL;
620 }
621 /* make screensaver happy */
622 if (scp == cur_console) {
623 scrn_time_stamp = time.tv_sec;
624 if (scrn_blanked) {
625 (*current_saver)(FALSE);
626 cur_console->start = 0;
627 cur_console->end = cur_console->xsize * cur_console->ysize;
628 }
629 }
630 return 0;
631 }
632
633 case CONS_GETINFO: /* get current (virtual) console info */
634 {
635 vid_info_t *ptr = (vid_info_t*)data;
636 if (ptr->size == sizeof(struct vid_info)) {
637 ptr->m_num = get_scr_num();
638 ptr->mv_col = scp->xpos;
639 ptr->mv_row = scp->ypos;
640 ptr->mv_csz = scp->xsize;
641 ptr->mv_rsz = scp->ysize;
642 ptr->mv_norm.fore = (scp->term.std_attr & 0x0f00)>>8;
643 ptr->mv_norm.back = (scp->term.std_attr & 0xf000)>>12;
644 ptr->mv_rev.fore = (scp->term.rev_attr & 0x0f00)>>8;
645 ptr->mv_rev.back = (scp->term.rev_attr & 0xf000)>>12;
646 ptr->mv_grfc.fore = 0; /* not supported */
647 ptr->mv_grfc.back = 0; /* not supported */
648 ptr->mv_ovscan = scp->border;
649 ptr->mk_keylock = scp->status & LOCK_KEY_MASK;
650 return 0;
651 }
652 return EINVAL;
653 }
654
655 case CONS_GETVERS: /* get version number */
656 *(int*)data = 0x200; /* version 2.0 */
657 return 0;
658
659 /* VGA TEXT MODES */
660 case SW_VGA_C40x25:
661 case SW_VGA_C80x25: case SW_VGA_M80x25:
662 case SW_VGA_C80x30: case SW_VGA_M80x30:
663 case SW_VGA_C80x50: case SW_VGA_M80x50:
664 case SW_VGA_C80x60: case SW_VGA_M80x60:
665 case SW_B40x25: case SW_C40x25:
666 case SW_B80x25: case SW_C80x25:
667 case SW_ENH_B40x25: case SW_ENH_C40x25:
668 case SW_ENH_B80x25: case SW_ENH_C80x25:
669 case SW_ENH_B80x43: case SW_ENH_C80x43:
670
671 if (!crtc_vga || video_mode_ptr == NULL)
672 return ENXIO;
673 switch (cmd & 0xff) {
674 case M_VGA_C80x60: case M_VGA_M80x60:
675 if (!(fonts_loaded & FONT_8))
676 return EINVAL;
677 scp->xsize = 80;
678 scp->ysize = 60;
679 break;
680 case M_VGA_C80x50: case M_VGA_M80x50:
681 if (!(fonts_loaded & FONT_8))
682 return EINVAL;
683 scp->xsize = 80;
684 scp->ysize = 50;
685 break;
686 case M_ENH_B80x43: case M_ENH_C80x43:
687 if (!(fonts_loaded & FONT_8))
688 return EINVAL;
689 scp->xsize = 80;
690 scp->ysize = 43;
691 break;
692 case M_VGA_C80x30: case M_VGA_M80x30:
693 scp->xsize = 80;
694 scp->ysize = 30;
695 break;
696 default:
697 if ((cmd & 0xff) > M_VGA_CG320)
698 return EINVAL;
699 else
700 scp->xsize = *(video_mode_ptr+((cmd&0xff)*64));
701 scp->ysize = *(video_mode_ptr+((cmd&0xff)*64)+1)+1;
702 break;
703 }
704 scp->mode = cmd & 0xff;
705 scp->status &= ~UNKNOWN_MODE; /* text mode */
706 free(scp->scr_buf, M_DEVBUF);
707 scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short),
708 M_DEVBUF, M_NOWAIT);
709 if (scp == cur_console)
710 set_mode(scp);
711 clear_screen(scp);
712 if (tp->t_winsize.ws_col != scp->xsize
713 || tp->t_winsize.ws_row != scp->ysize) {
714 tp->t_winsize.ws_col = scp->xsize;
715 tp->t_winsize.ws_row = scp->ysize;
716 pgsignal(tp->t_pgrp, SIGWINCH, 1);
717 }
718 return 0;
719
720 /* GRAPHICS MODES */
721 case SW_BG320: case SW_BG640:
722 case SW_CG320: case SW_CG320_D: case SW_CG640_E:
723 case SW_CG640x350: case SW_ENH_CG640:
724 case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320:
725
726 if (!crtc_vga || video_mode_ptr == NULL)
727 return ENXIO;
728 scp->mode = cmd & 0xFF;
729 scp->status |= UNKNOWN_MODE; /* graphics mode */
730 scp->xsize = (*(video_mode_ptr + (scp->mode*64))) * 8;
731 scp->ysize = (*(video_mode_ptr + (scp->mode*64) + 1) + 1) *
732 (*(video_mode_ptr + (scp->mode*64) + 2));
733 set_mode(scp);
734 /* clear_graphics();*/
735
736 if (tp->t_winsize.ws_xpixel != scp->xsize
737 || tp->t_winsize.ws_ypixel != scp->ysize) {
738 tp->t_winsize.ws_xpixel = scp->xsize;
739 tp->t_winsize.ws_ypixel = scp->ysize;
740 pgsignal(tp->t_pgrp, SIGWINCH, 1);
741 }
742 return 0;
743
744 case VT_SETMODE: /* set screen switcher mode */
745 bcopy(data, &scp->smode, sizeof(struct vt_mode));
746 if (scp->smode.mode == VT_PROCESS) {
747 scp->proc = p;
748 scp->pid = scp->proc->p_pid;
749 }
750 return 0;
751
752 case VT_GETMODE: /* get screen switcher mode */
753 bcopy(&scp->smode, data, sizeof(struct vt_mode));
754 return 0;
755
756 case VT_RELDISP: /* screen switcher ioctl */
757 switch(*data) {
758 case VT_FALSE: /* user refuses to release screen, abort */
759 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) {
760 old_scp->status &= ~SWITCH_WAIT_REL;
761 switch_in_progress = FALSE;
762 return 0;
763 }
764 return EINVAL;
765
766 case VT_TRUE: /* user has released screen, go on */
767 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) {
768 scp->status &= ~SWITCH_WAIT_REL;
769 exchange_scr();
770 if (new_scp->smode.mode == VT_PROCESS) {
771 new_scp->status |= SWITCH_WAIT_ACQ;
772 psignal(new_scp->proc, new_scp->smode.acqsig);
773 }
774 else
775 switch_in_progress = FALSE;
776 return 0;
777 }
778 return EINVAL;
779
780 case VT_ACKACQ: /* acquire acknowledged, switch completed */
781 if (scp == new_scp && (scp->status & SWITCH_WAIT_ACQ)) {
782 scp->status &= ~SWITCH_WAIT_ACQ;
783 switch_in_progress = FALSE;
784 return 0;
785 }
786 return EINVAL;
787
788 default:
789 return EINVAL;
790 }
791 /* NOT REACHED */
792
793 case VT_OPENQRY: /* return free virtual console */
794 for (i = 0; i < MAXCONS; i++) {
795 tp = VIRTUAL_TTY(i);
796 if (!(tp->t_state & TS_ISOPEN)) {
797 *data = i + 1;
798 return 0;
799 }
800 }
801 return EINVAL;
802
803 case VT_ACTIVATE: /* switch to screen *data */
804 return switch_scr(scp, (*data) - 1);
805
806 case VT_WAITACTIVE: /* wait for switch to occur */
807 if (*data > MAXCONS || *data < 0)
808 return EINVAL;
809 if (minor(dev) == (*data) - 1)
810 return 0;
811 if (*data == 0) {
812 if (scp == cur_console)
813 return 0;
814 }
815 else
816 scp = console[(*data) - 1];
817 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH,
818 "waitvt", 0)) == ERESTART) ;
819 return error;
820
821 case VT_GETACTIVE:
822 *data = get_scr_num()+1;
823 return 0;
824
825 case KDENABIO: /* allow io operations */
826 fp = (struct trapframe *)p->p_md.md_regs;
827 fp->tf_eflags |= PSL_IOPL;
828 return 0;
829
830 case KDDISABIO: /* disallow io operations (default) */
831 fp = (struct trapframe *)p->p_md.md_regs;
832 fp->tf_eflags &= ~PSL_IOPL;
833 return 0;
834
835 case KDSETMODE: /* set current mode of this (virtual) console */
836 switch (*data) {
837 case KD_TEXT: /* switch to TEXT (known) mode */
838 /* restore fonts & palette ! */
839 if (crtc_vga) {
840 if (fonts_loaded & FONT_8)
841 copy_font(LOAD, FONT_8, font_8);
842 if (fonts_loaded & FONT_14)
843 copy_font(LOAD, FONT_14, font_14);
844 if (fonts_loaded & FONT_16)
845 copy_font(LOAD, FONT_16, font_16);
846 if (configuration & CHAR_CURSOR)
847 set_destructive_cursor(scp, TRUE);
848 load_palette();
849 }
850 /* FALL THROUGH */
851
852 case KD_TEXT1: /* switch to TEXT (known) mode */
853 /* no restore fonts & palette */
854 scp->status &= ~UNKNOWN_MODE;
855 if (crtc_vga && video_mode_ptr)
856 set_mode(scp);
857 clear_screen(scp);
858 return 0;
859
860 case KD_GRAPHICS: /* switch to GRAPHICS (unknown) mode */
861 scp->status |= UNKNOWN_MODE;
862 return 0;
863 default:
864 return EINVAL;
865 }
866 /* NOT REACHED */
867
868 case KDGETMODE: /* get current mode of this (virtual) console */
869 *data = (scp->status & UNKNOWN_MODE) ? KD_GRAPHICS : KD_TEXT;
870 return 0;
871
872 case KDSBORDER: /* set border color of this (virtual) console */
873 if (!crtc_vga)
874 return ENXIO;
875 scp->border = *data;
876 if (scp == cur_console)
877 set_border(scp->border);
878 return 0;
879
880 case KDSKBSTATE: /* set keyboard state (locks) */
881 if (*data >= 0 && *data <= LOCK_KEY_MASK) {
882 scp->status &= ~LOCK_KEY_MASK;
883 scp->status |= *data;
884 if (scp == cur_console)
885 update_leds(scp->status);
886 return 0;
887 }
888 return EINVAL;
889
890 case KDGKBSTATE: /* get keyboard state (locks) */
891 *data = scp->status & LOCK_KEY_MASK;
892 return 0;
893
894 case KDSETRAD: /* set keyboard repeat & delay rates */
895 if (*data & 0x80)
896 return EINVAL;
897 i = spltty();
898 kbd_cmd(KB_SETRAD);
899 kbd_cmd(*data);
900 splx(i);
901 return 0;
902
903 case KDSKBMODE: /* set keyboard mode */
904 switch (*data) {
905 case K_RAW: /* switch to RAW scancode mode */
906 scp->status |= KBD_RAW_MODE;
907 return 0;
908
909 case K_XLATE: /* switch to XLT ascii mode */
910 if (scp == cur_console && scp->status == KBD_RAW_MODE)
911 shfts = ctls = alts = agrs = metas = 0;
912 scp->status &= ~KBD_RAW_MODE;
913 return 0;
914 default:
915 return EINVAL;
916 }
917 /* NOT REACHED */
918
919 case KDGKBMODE: /* get keyboard mode */
920 *data = (scp->status & KBD_RAW_MODE) ? K_RAW : K_XLATE;
921 return 0;
922
923 case KDMKTONE: /* sound the bell */
924 if (*(int*)data)
925 do_bell(scp, (*(int*)data)&0xffff,
926 (((*(int*)data)>>16)&0xffff)*hz/1000);
927 else
928 do_bell(scp, scp->bell_pitch, scp->bell_duration);
929 return 0;
930
931 case KIOCSOUND: /* make tone (*data) hz */
932 if (scp == cur_console) {
933 if (*(int*)data) {
934 int pitch = TIMER_FREQ/(*(int*)data);
935
936 /* set command for counter 2, 2 byte write */
937 if (acquire_timer2(TIMER_16BIT|TIMER_SQWAVE))
938 return EBUSY;
939
940 /* set pitch */
941 outb(TIMER_CNTR2, pitch);
942 outb(TIMER_CNTR2, (pitch>>8));
943
944 /* enable counter 2 output to speaker */
945 outb(IO_PPI, inb(IO_PPI) | 3);
946 }
947 else {
948 /* disable counter 2 output to speaker */
949 outb(IO_PPI, inb(IO_PPI) & 0xFC);
950 release_timer2();
951 }
952 }
953 return 0;
954
955 case KDGKBTYPE: /* get keyboard type */
956 *data = 0; /* type not known (yet) */
957 return 0;
958
959 case KDSETLED: /* set keyboard LED status */
960 if (*data >= 0 && *data <= LED_MASK) {
961 scp->status &= ~LED_MASK;
962 scp->status |= *data;
963 if (scp == cur_console)
964 update_leds(scp->status);
965 return 0;
966 }
967 return EINVAL;
968
969 case KDGETLED: /* get keyboard LED status */
970 *data = scp->status & LED_MASK;
971 return 0;
972
973 case GETFKEY: /* get functionkey string */
974 if (*(u_short*)data < n_fkey_tab) {
975 fkeyarg_t *ptr = (fkeyarg_t*)data;
976 bcopy(&fkey_tab[ptr->keynum].str, ptr->keydef,
977 fkey_tab[ptr->keynum].len);
978 ptr->flen = fkey_tab[ptr->keynum].len;
979 return 0;
980 }
981 else
982 return EINVAL;
983
984 case SETFKEY: /* set functionkey string */
985 if (*(u_short*)data < n_fkey_tab) {
986 fkeyarg_t *ptr = (fkeyarg_t*)data;
987 bcopy(ptr->keydef, &fkey_tab[ptr->keynum].str,
988 min(ptr->flen, MAXFK));
989 fkey_tab[ptr->keynum].len = min(ptr->flen, MAXFK);
990 return 0;
991 }
992 else
993 return EINVAL;
994
995 case GIO_SCRNMAP: /* get output translation table */
996 bcopy(&scr_map, data, sizeof(scr_map));
997 return 0;
998
999 case PIO_SCRNMAP: /* set output translation table */
1000 bcopy(data, &scr_map, sizeof(scr_map));
1001 return 0;
1002
1003 case GIO_KEYMAP: /* get keyboard translation table */
1004 bcopy(&key_map, data, sizeof(key_map));
1005 return 0;
1006
1007 case PIO_KEYMAP: /* set keyboard translation table */
1008 bcopy(data, &key_map, sizeof(key_map));
1009 return 0;
1010
1011 case PIO_FONT8x8: /* set 8x8 dot font */
1012 if (!crtc_vga)
1013 return ENXIO;
1014 bcopy(data, font_8, 8*256);
1015 fonts_loaded |= FONT_8;
1016 copy_font(LOAD, FONT_8, font_8);
1017 if (configuration & CHAR_CURSOR)
1018 set_destructive_cursor(scp, TRUE);
1019 return 0;
1020
1021 case GIO_FONT8x8: /* get 8x8 dot font */
1022 if (!crtc_vga)
1023 return ENXIO;
1024 if (fonts_loaded & FONT_8) {
1025 bcopy(font_8, data, 8*256);
1026 return 0;
1027 }
1028 else
1029 return ENXIO;
1030
1031 case PIO_FONT8x14: /* set 8x14 dot font */
1032 if (!crtc_vga)
1033 return ENXIO;
1034 bcopy(data, font_14, 14*256);
1035 fonts_loaded |= FONT_14;
1036 copy_font(LOAD, FONT_14, font_14);
1037 if (configuration & CHAR_CURSOR)
1038 set_destructive_cursor(scp, TRUE);
1039 return 0;
1040
1041 case GIO_FONT8x14: /* get 8x14 dot font */
1042 if (!crtc_vga)
1043 return ENXIO;
1044 if (fonts_loaded & FONT_14) {
1045 bcopy(font_14, data, 14*256);
1046 return 0;
1047 }
1048 else
1049 return ENXIO;
1050
1051 case PIO_FONT8x16: /* set 8x16 dot font */
1052 if (!crtc_vga)
1053 return ENXIO;
1054 bcopy(data, font_16, 16*256);
1055 fonts_loaded |= FONT_16;
1056 copy_font(LOAD, FONT_16, font_16);
1057 if (configuration & CHAR_CURSOR)
1058 set_destructive_cursor(scp, TRUE);
1059 return 0;
1060
1061 case GIO_FONT8x16: /* get 8x16 dot font */
1062 if (!crtc_vga)
1063 return ENXIO;
1064 if (fonts_loaded & FONT_16) {
1065 bcopy(font_16, data, 16*256);
1066 return 0;
1067 }
1068 else
1069 return ENXIO;
1070 default:
1071 break;
1072 }
1073
1074 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p);
1075 if (error >= 0)
1076 return(error);
1077 error = ttioctl(tp, cmd, data, flag);
1078 if (error >= 0)
1079 return(error);
1080 return(ENOTTY);
1081}
1082
1083void
1084scstart(struct tty *tp)
1085{
1086 struct clist *rbp;
1087 int i, s, len;
1088 u_char buf[PCBURST];
1089 scr_stat *scp = get_scr_stat(tp->t_dev);
1090
1091 /* XXX who repeats the call when the above flags are cleared? */
1092 if (scp->status & SLKED || blink_in_progress)
1093 return;
1094 s = spltty();
1095 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) {
1096 tp->t_state |= TS_BUSY;
1097 rbp = &tp->t_outq;
1098 while (rbp->c_cc) {
1099 len = q_to_b(rbp, buf, PCBURST);
1100 splx(s);
1101 ansi_put(scp, buf, len);
1102 s = spltty();
1103 }
1104 tp->t_state &= ~TS_BUSY;
1105 ttwwakeup(tp);
1106 }
1107 splx(s);
1108}
1109
1110void
1111pccnprobe(struct consdev *cp)
1112{
1113 int maj;
1114
1115 /* locate the major number */
1116 for (maj = 0; maj < nchrdev; maj++)
1117 if ((void*)cdevsw[maj].d_open == (void*)scopen)
1118 break;
1119
1120 /* initialize required fields */
1121 cp->cn_dev = makedev(maj, MAXCONS);
1122 cp->cn_pri = CN_INTERNAL;
1123}
1124
1125void
1126pccninit(struct consdev *cp)
1127{
1128 scinit();
1129}
1130
1131void
1132pccnputc(dev_t dev, int c)
1133{
1134 u_char buf[1];
1135 scr_stat *scp = console[0];
1136 term_stat save = scp->term;
1137
1138 scp->term = kernel_console;
1139 current_default = &kernel_default;
1140 if (scp->scr_buf == Crtat)
1141 draw_cursor(scp, FALSE);
1142 buf[0] = c;
1143 ansi_put(scp, buf, 1);
1144 kernel_console = scp->term;
1145 current_default = &user_default;
1146 scp->term = save;
1147 if (scp == cur_console /* && scrn_timer not running */) {
1148 if (scp->scr_buf != Crtat && (scp->start <= scp->end)) {
1149 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start,
1150 (1 + scp->end - scp->start) * sizeof(u_short));
1151 scp->start = scp->xsize * scp->ysize;
1152 scp->end = 0;
1153 scp->status &= ~CURSOR_SHOWN;
1154 }
1155 draw_cursor(scp, TRUE);
1156 }
1157}
1158
1159int
1160pccngetc(dev_t dev)
1161{
1162 int s = spltty(); /* block scintr while we poll */
1163 int c = scgetc(0);
1164 splx(s);
1165 return(c);
1166}
1167
1168int
1169pccncheckc(dev_t dev)
1170{
1171 return (scgetc(1) & 0xff);
1172}
1173
1174static void
1175scrn_timer()
1176{
1177 static int cursor_blinkrate;
1178 scr_stat *scp = cur_console;
1179
1180 /* should we just return ? */
1181 if ((scp->status&UNKNOWN_MODE) || blink_in_progress || switch_in_progress) {
1182 timeout((timeout_func_t)scrn_timer, 0, hz/10);
1183 return;
1184 }
1185
1186 if (!scrn_blanked) {
1187 /* update screen image */
1188 if (scp->start <= scp->end) {
1189 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start,
1190 (1 + scp->end - scp->start) * sizeof(u_short));
1191 scp->status &= ~CURSOR_SHOWN;
1192 scp->start = scp->xsize * scp->ysize;
1193 scp->end = 0;
1194 }
1195 /* update "pseudo" mouse arrow */
1196 if ((scp->status & MOUSE_ENABLED) && (scp->status & UPDATE_MOUSE))
1197 draw_mouse_image(scp);
1198
1199 /* update cursor image */
1200 if (scp->status & CURSOR_ENABLED)
1201 draw_cursor(scp,
1202 !(configuration&BLINK_CURSOR) || !(cursor_blinkrate++&0x04));
1203 }
1204 if (scrn_blank_time && (time.tv_sec>scrn_time_stamp+scrn_blank_time))
1205 (*current_saver)(TRUE);
1206 timeout((timeout_func_t)scrn_timer, 0, hz/25);
1207}
1208
1209static void
1210clear_screen(scr_stat *scp)
1211{
1212 move_crsr(scp, 0, 0);
1213 fillw(scp->term.cur_attr | scr_map[0x20], scp->scr_buf,
1214 scp->xsize * scp->ysize);
1215 mark_all(scp);
1216}
1217
1218static int
1219switch_scr(scr_stat *scp, u_int next_scr)
1220{
1221 if (switch_in_progress && (cur_console->proc != pfind(cur_console->pid)))
1222 switch_in_progress = FALSE;
1223
1224 if (next_scr >= MAXCONS || switch_in_progress ||
1225 (cur_console->smode.mode == VT_AUTO
1226 && cur_console->status & UNKNOWN_MODE)) {
1227 do_bell(scp, BELL_PITCH, BELL_DURATION);
1228 return EINVAL;
1229 }
1230
1231 /* is the wanted virtual console open ? */
1232 if (next_scr) {
1233 struct tty *tp = VIRTUAL_TTY(next_scr);
1234 if (!(tp->t_state & TS_ISOPEN)) {
1235 do_bell(scp, BELL_PITCH, BELL_DURATION);
1236 return EINVAL;
1237 }
1238 }
1239 /* delay switch if actively updating screen */
1240 if (write_in_progress || blink_in_progress) {
1241 delayed_next_scr = next_scr+1;
1242 return 0;
1243 }
1244 switch_in_progress = TRUE;
1245 old_scp = cur_console;
1246 new_scp = console[next_scr];
1247 wakeup((caddr_t)&new_scp->smode);
1248 if (new_scp == old_scp) {
1249 switch_in_progress = FALSE;
1250 delayed_next_scr = FALSE;
1251 return 0;
1252 }
1253
1254 /* has controlling process died? */
1255 if (old_scp->proc && (old_scp->proc != pfind(old_scp->pid)))
1256 old_scp->smode.mode = VT_AUTO;
1257 if (new_scp->proc && (new_scp->proc != pfind(new_scp->pid)))
1258 new_scp->smode.mode = VT_AUTO;
1259
1260 /* check the modes and switch approbiatly */
1261 if (old_scp->smode.mode == VT_PROCESS) {
1262 old_scp->status |= SWITCH_WAIT_REL;
1263 psignal(old_scp->proc, old_scp->smode.relsig);
1264 }
1265 else {
1266 exchange_scr();
1267 if (new_scp->smode.mode == VT_PROCESS) {
1268 new_scp->status |= SWITCH_WAIT_ACQ;
1269 psignal(new_scp->proc, new_scp->smode.acqsig);
1270 }
1271 else
1272 switch_in_progress = FALSE;
1273 }
1274 return 0;
1275}
1276
1277static void
1278exchange_scr(void)
1279{
1280 move_crsr(old_scp, old_scp->xpos, old_scp->ypos);
1281 cur_console = new_scp;
1282 if (old_scp->mode != new_scp->mode || (old_scp->status & UNKNOWN_MODE)){
1283 if (crtc_vga && video_mode_ptr)
1284 set_mode(new_scp);
1285 }
1286 move_crsr(new_scp, new_scp->xpos, new_scp->ypos);
1287 if ((old_scp->status & UNKNOWN_MODE) && crtc_vga) {
1288 if (fonts_loaded & FONT_8)
1289 copy_font(LOAD, FONT_8, font_8);
1290 if (fonts_loaded & FONT_14)
1291 copy_font(LOAD, FONT_14, font_14);
1292 if (fonts_loaded & FONT_16)
1293 copy_font(LOAD, FONT_16, font_16);
1294 if (configuration & CHAR_CURSOR)
1295 set_destructive_cursor(new_scp, TRUE);
1296 load_palette();
1297 }
1298 if (old_scp->status & KBD_RAW_MODE || new_scp->status & KBD_RAW_MODE)
1299 shfts = ctls = alts = agrs = metas = 0;
1300 update_leds(new_scp->status);
1301 delayed_next_scr = FALSE;
1302 bcopyw(new_scp->scr_buf, Crtat,
1303 (new_scp->xsize*new_scp->ysize)*sizeof(u_short));
1304 new_scp->status &= ~CURSOR_SHOWN;
1305}
1306
1307static inline void
1308move_crsr(scr_stat *scp, int x, int y)
1309{
1310 if (x < 0 || y < 0 || x >= scp->xsize || y >= scp->ysize)
1311 return;
1312 scp->xpos = x;
1313 scp->ypos = y;
1314 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1315 scp->cursor_pos = scp->scr_buf + scp->ypos * scp->xsize + scp->xpos;
1316 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1317}
1318
1319static void
1320scan_esc(scr_stat *scp, u_char c)
1321{
1322 static u_char ansi_col[16] =
1323 {0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15};
1324 int i, n;
1325 u_short *src, *dst, count;
1326
1327 if (scp->term.esc == 1) {
1328 switch (c) {
1329
1330 case '[': /* Start ESC [ sequence */
1331 scp->term.esc = 2;
1332 scp->term.last_param = -1;
1333 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++)
1334 scp->term.param[i] = 1;
1335 scp->term.num_param = 0;
1336 return;
1337
1338 case 'M': /* Move cursor up 1 line, scroll if at top */
1339 if (scp->ypos > 0)
1340 move_crsr(scp, scp->xpos, scp->ypos - 1);
1341 else {
1342 bcopyw(scp->scr_buf, scp->scr_buf + scp->xsize,
1343 (scp->ysize - 1) * scp->xsize * sizeof(u_short));
1344 fillw(scp->term.cur_attr | scr_map[0x20],
1345 scp->scr_buf, scp->xsize);
1346 mark_all(scp);
1347 }
1348 break;
1349#if notyet
1350 case 'Q':
1351 scp->term.esc = 4;
1352 break;
1353#endif
1354 case 'c': /* Clear screen & home */
1355 clear_screen(scp);
1356 break;
1357 }
1358 }
1359 else if (scp->term.esc == 2) {
1360 if (c >= '0' && c <= '9') {
1361 if (scp->term.num_param < MAX_ESC_PAR) {
1362 if (scp->term.last_param != scp->term.num_param) {
1363 scp->term.last_param = scp->term.num_param;
1364 scp->term.param[scp->term.num_param] = 0;
1365 }
1366 else
1367 scp->term.param[scp->term.num_param] *= 10;
1368 scp->term.param[scp->term.num_param] += c - '0';
1369 return;
1370 }
1371 }
1372 scp->term.num_param = scp->term.last_param + 1;
1373 switch (c) {
1374
1375 case ';':
1376 if (scp->term.num_param < MAX_ESC_PAR)
1377 return;
1378 break;
1379
1380 case '=':
1381 scp->term.esc = 3;
1382 scp->term.last_param = -1;
1383 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++)
1384 scp->term.param[i] = 1;
1385 scp->term.num_param = 0;
1386 return;
1387
1388 case 'A': /* up n rows */
1389 n = scp->term.param[0]; if (n < 1) n = 1;
1390 move_crsr(scp, scp->xpos, scp->ypos - n);
1391 break;
1392
1393 case 'B': /* down n rows */
1394 n = scp->term.param[0]; if (n < 1) n = 1;
1395 move_crsr(scp, scp->xpos, scp->ypos + n);
1396 break;
1397
1398 case 'C': /* right n columns */
1399 n = scp->term.param[0]; if (n < 1) n = 1;
1400 move_crsr(scp, scp->xpos + n, scp->ypos);
1401 break;
1402
1403 case 'D': /* left n columns */
1404 n = scp->term.param[0]; if (n < 1) n = 1;
1405 move_crsr(scp, scp->xpos - n, scp->ypos);
1406 break;
1407
1408 case 'E': /* cursor to start of line n lines down */
1409 n = scp->term.param[0]; if (n < 1) n = 1;
1410 move_crsr(scp, 0, scp->ypos + n);
1411 break;
1412
1413 case 'F': /* cursor to start of line n lines up */
1414 n = scp->term.param[0]; if (n < 1) n = 1;
1415 move_crsr(scp, 0, scp->ypos - n);
1416 break;
1417
1418 case 'f': /* Cursor move */
1419 case 'H':
1420 if (scp->term.num_param == 0)
1421 move_crsr(scp, 0, 0);
1422 else if (scp->term.num_param == 2)
1423 move_crsr(scp, scp->term.param[1] - 1, scp->term.param[0] - 1);
1424 break;
1425
1426 case 'J': /* Clear all or part of display */
1427 if (scp->term.num_param == 0)
1428 n = 0;
1429 else
1430 n = scp->term.param[0];
1431 switch (n) {
1432 case 0: /* clear form cursor to end of display */
1433 fillw(scp->term.cur_attr | scr_map[0x20],
1434 scp->cursor_pos,
1435 scp->scr_buf + scp->xsize * scp->ysize - scp->cursor_pos);
1436 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1437 mark_for_update(scp, scp->xsize * scp->ysize);
1438 break;
1439 case 1: /* clear from beginning of display to cursor */
1440 fillw(scp->term.cur_attr | scr_map[0x20],
1441 scp->scr_buf,
1442 scp->cursor_pos - scp->scr_buf);
1443 mark_for_update(scp, 0);
1444 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1445 break;
1446 case 2: /* clear entire display */
1447 clear_screen(scp);
1448 break;
1449 }
1450 break;
1451
1452 case 'K': /* Clear all or part of line */
1453 if (scp->term.num_param == 0)
1454 n = 0;
1455 else
1456 n = scp->term.param[0];
1457 switch (n) {
1458 case 0: /* clear form cursor to end of line */
1459 fillw(scp->term.cur_attr | scr_map[0x20],
1460 scp->cursor_pos,
1461 scp->xsize - scp->xpos);
1462 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1463 mark_for_update(scp, scp->cursor_pos - scp->scr_buf +
1464 scp->xsize - scp->xpos);
1465 break;
1466 case 1: /* clear from beginning of line to cursor */
1467 fillw(scp->term.cur_attr|scr_map[0x20],
1468 scp->cursor_pos - (scp->xsize - scp->xpos),
1469 (scp->xsize - scp->xpos) + 1);
1470 mark_for_update(scp, scp->ypos * scp->xsize);
1471 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1472 break;
1473 case 2: /* clear entire line */
1474 fillw(scp->term.cur_attr|scr_map[0x20],
1475 scp->cursor_pos - (scp->xsize - scp->xpos),
1476 scp->xsize);
1477 mark_for_update(scp, scp->ypos * scp->xsize);
1478 mark_for_update(scp, (scp->ypos + 1) * scp->xsize);
1479 break;
1480 }
1481 break;
1482
1483 case 'L': /* Insert n lines */
1484 n = scp->term.param[0]; if (n < 1) n = 1;
1485 if (n > scp->ysize - scp->ypos)
1486 n = scp->ysize - scp->ypos;
1487 src = scp->scr_buf + scp->ypos * scp->xsize;
1488 dst = src + n * scp->xsize;
1489 count = scp->ysize - (scp->ypos + n);
1490 bcopyw(src, dst, count * scp->xsize * sizeof(u_short));
1491 fillw(scp->term.cur_attr | scr_map[0x20], src,
1492 n * scp->xsize);
1493 mark_for_update(scp, scp->ypos * scp->xsize);
1494 mark_for_update(scp, scp->xsize * scp->ysize);
1495 break;
1496
1497 case 'M': /* Delete n lines */
1498 n = scp->term.param[0]; if (n < 1) n = 1;
1499 if (n > scp->ysize - scp->ypos)
1500 n = scp->ysize - scp->ypos;
1501 dst = scp->scr_buf + scp->ypos * scp->xsize;
1502 src = dst + n * scp->xsize;
1503 count = scp->ysize - (scp->ypos + n);
1504 bcopyw(src, dst, count * scp->xsize * sizeof(u_short));
1505 src = dst + count * scp->xsize;
1506 fillw(scp->term.cur_attr | scr_map[0x20], src,
1507 n * scp->xsize);
1508 mark_for_update(scp, scp->ypos * scp->xsize);
1509 mark_for_update(scp, scp->xsize * scp->ysize);
1510 break;
1511
1512 case 'P': /* Delete n chars */
1513 n = scp->term.param[0]; if (n < 1) n = 1;
1514 if (n > scp->xsize - scp->xpos)
1515 n = scp->xsize - scp->xpos;
1516 dst = scp->cursor_pos;
1517 src = dst + n;
1518 count = scp->xsize - (scp->xpos + n);
1519 bcopyw(src, dst, count * sizeof(u_short));
1520 src = dst + count;
1521 fillw(scp->term.cur_attr | scr_map[0x20], src, n);
1522 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1523 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count);
1524 break;
1525
1526 case '@': /* Insert n chars */
1527 n = scp->term.param[0]; if (n < 1) n = 1;
1528 if (n > scp->xsize - scp->xpos)
1529 n = scp->xsize - scp->xpos;
1530 src = scp->cursor_pos;
1531 dst = src + n;
1532 count = scp->xsize - (scp->xpos + n);
1533 bcopyw(src, dst, count * sizeof(u_short));
1534 fillw(scp->term.cur_attr | scr_map[0x20], src, n);
1535 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1536 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count);
1537 break;
1538
1539 case 'S': /* scroll up n lines */
1540 n = scp->term.param[0]; if (n < 1) n = 1;
1541 if (n > scp->ysize)
1542 n = scp->ysize;
1543 bcopyw(scp->scr_buf + (scp->xsize * n),
1544 scp->scr_buf,
1545 scp->xsize * (scp->ysize - n) * sizeof(u_short));
1546 fillw(scp->term.cur_attr | scr_map[0x20],
1547 scp->scr_buf + scp->xsize * (scp->ysize - n),
1548 scp->xsize * n);
1549 mark_all(scp);
1550 break;
1551
1552 case 'T': /* scroll down n lines */
1553 n = scp->term.param[0]; if (n < 1) n = 1;
1554 if (n > scp->ysize)
1555 n = scp->ysize;
1556 bcopyw(scp->scr_buf,
1557 scp->scr_buf + (scp->xsize * n),
1558 scp->xsize * (scp->ysize - n) *
1559 sizeof(u_short));
1560 fillw(scp->term.cur_attr | scr_map[0x20],
1561 scp->scr_buf, scp->xsize * n);
1562 mark_all(scp);
1563 break;
1564
1565 case 'X': /* erase n characters in line */
1566 n = scp->term.param[0]; if (n < 1) n = 1;
1567 if (n > scp->xsize - scp->xpos)
1568 n = scp->xsize - scp->xpos;
1569 fillw(scp->term.cur_attr | scr_map[0x20],
1570 scp->scr_buf + scp->xpos +
1571 ((scp->xsize*scp->ypos) * sizeof(u_short)), n);
1572 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1573 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n);
1574 break;
1575
1576 case 'Z': /* move n tabs backwards */
1577 n = scp->term.param[0]; if (n < 1) n = 1;
1578 if ((i = scp->xpos & 0xf8) == scp->xpos)
1579 i -= 8*n;
1580 else
1581 i -= 8*(n-1);
1582 if (i < 0)
1583 i = 0;
1584 move_crsr(scp, i, scp->ypos);
1585 break;
1586
1587 case '`': /* move cursor to column n */
1588 n = scp->term.param[0]; if (n < 1) n = 1;
1589 move_crsr(scp, n - 1, scp->ypos);
1590 break;
1591
1592 case 'a': /* move cursor n columns to the right */
1593 n = scp->term.param[0]; if (n < 1) n = 1;
1594 move_crsr(scp, scp->xpos + n, scp->ypos);
1595 break;
1596
1597 case 'd': /* move cursor to row n */
1598 n = scp->term.param[0]; if (n < 1) n = 1;
1599 move_crsr(scp, scp->xpos, n - 1);
1600 break;
1601
1602 case 'e': /* move cursor n rows down */
1603 n = scp->term.param[0]; if (n < 1) n = 1;
1604 move_crsr(scp, scp->xpos, scp->ypos + n);
1605 break;
1606
1607 case 'm': /* change attribute */
1608 if (scp->term.num_param == 0) {
1609 scp->term.cur_attr = scp->term.std_attr;
1610 break;
1611 }
1612 for (i = 0; i < scp->term.num_param; i++) {
1613 switch (n = scp->term.param[i]) {
1614 case 0: /* back to normal */
1615 scp->term.cur_attr = scp->term.std_attr;
1616 break;
1617 case 1: /* highlight (bold) */
1618 scp->term.cur_attr &= 0xFF00;
1619 scp->term.cur_attr |= 0x0800;
1620 break;
1621 case 4: /* highlight (underline) */
1622 scp->term.cur_attr &= 0xFF00;
1623 scp->term.cur_attr |= 0x0800;
1624 break;
1625 case 5: /* blink */
1626 scp->term.cur_attr &= 0xFF00;
1627 scp->term.cur_attr |= 0x8000;
1628 break;
1629 case 7: /* reverse video */
1630 scp->term.cur_attr = scp->term.rev_attr;
1631 break;
1632 case 30: case 31: /* set fg color */
1633 case 32: case 33: case 34:
1634 case 35: case 36: case 37:
1635 scp->term.cur_attr =
1636 (scp->term.cur_attr&0xF8FF) | (ansi_col[(n-30)&7]<<8);
1637 break;
1638 case 40: case 41: /* set bg color */
1639 case 42: case 43: case 44:
1640 case 45: case 46: case 47:
1641 scp->term.cur_attr =
1642 (scp->term.cur_attr&0x8FFF) | (ansi_col[(n-40)&7]<<12);
1643 break;
1644 }
1645 }
1646 break;
1647
1648 case 'x':
1649 if (scp->term.num_param == 0)
1650 n = 0;
1651 else
1652 n = scp->term.param[0];
1653 switch (n) {
1654 case 0: /* reset attributes */
1655 scp->term.cur_attr = scp->term.std_attr =
1656 current_default->std_attr;
1657 scp->term.rev_attr = current_default->rev_attr;
1658 break;
1659 case 1: /* set ansi background */
1660 scp->term.cur_attr = scp->term.std_attr =
1661 (scp->term.std_attr & 0x0F00) |
1662 (ansi_col[(scp->term.param[1])&0x0F]<<12);
1663 break;
1664 case 2: /* set ansi foreground */
1665 scp->term.cur_attr = scp->term.std_attr =
1666 (scp->term.std_attr & 0xF000) |
1667 (ansi_col[(scp->term.param[1])&0x0F]<<8);
1668 break;
1669 case 3: /* set ansi attribute directly */
1670 scp->term.cur_attr = scp->term.std_attr =
1671 (scp->term.param[1]&0xFF)<<8;
1672 break;
1673 case 5: /* set ansi reverse video background */
1674 scp->term.rev_attr =
1675 (scp->term.rev_attr & 0x0F00) |
1676 (ansi_col[(scp->term.param[1])&0x0F]<<12);
1677 break;
1678 case 6: /* set ansi reverse video foreground */
1679 scp->term.rev_attr =
1680 (scp->term.rev_attr & 0xF000) |
1681 (ansi_col[(scp->term.param[1])&0x0F]<<8);
1682 break;
1683 case 7: /* set ansi reverse video directly */
1684 scp->term.rev_attr =
1685 (scp->term.param[1]&0xFF)<<8;
1686 break;
1687 }
1688 break;
1689
1690 case 'z': /* switch to (virtual) console n */
1691 if (scp->term.num_param == 1)
1692 switch_scr(scp, scp->term.param[0]);
1693 break;
1694 }
1695 }
1696 else if (scp->term.esc == 3) {
1697 if (c >= '0' && c <= '9') {
1698 if (scp->term.num_param < MAX_ESC_PAR) {
1699 if (scp->term.last_param != scp->term.num_param) {
1700 scp->term.last_param = scp->term.num_param;
1701 scp->term.param[scp->term.num_param] = 0;
1702 }
1703 else
1704 scp->term.param[scp->term.num_param] *= 10;
1705 scp->term.param[scp->term.num_param] += c - '0';
1706 return;
1707 }
1708 }
1709 scp->term.num_param = scp->term.last_param + 1;
1710 switch (c) {
1711
1712 case ';':
1713 if (scp->term.num_param < MAX_ESC_PAR)
1714 return;
1715 break;
1716
1717 case 'A': /* set display border color */
1718 if (scp->term.num_param == 1)
1719 scp->border=scp->term.param[0] & 0xff;
1720 if (scp == cur_console)
1721 set_border(scp->border);
1722 break;
1723
1724 case 'B': /* set bell pitch and duration */
1725 if (scp->term.num_param == 2) {
1726 scp->bell_pitch = scp->term.param[0];
1727 scp->bell_duration = scp->term.param[1]*10;
1728 }
1729 break;
1730
1731 case 'C': /* set cursor type & shape */
1732 if (scp->term.num_param == 1) {
1733 if (scp->term.param[0] & 0x01)
1734 configuration |= BLINK_CURSOR;
1735 else
1736 configuration &= ~BLINK_CURSOR;
1737 if (scp->term.param[0] & 0x02) {
1738 configuration |= CHAR_CURSOR;
1739 set_destructive_cursor(scp, TRUE);
1740 } else
1741 configuration &= ~CHAR_CURSOR;
1742 }
1743 else if (scp->term.num_param == 2) {
1744 scp->cursor_start = scp->term.param[0] & 0x1F;
1745 scp->cursor_end = scp->term.param[1] & 0x1F;
1746 if (configuration & CHAR_CURSOR)
1747 set_destructive_cursor(scp, TRUE);
1748 }
1749 break;
1750
1751 case 'F': /* set ansi foreground */
1752 if (scp->term.num_param == 1)
1753 scp->term.cur_attr = scp->term.std_attr =
1754 (scp->term.std_attr & 0xF000)
1755 | ((scp->term.param[0] & 0x0F) << 8);
1756 break;
1757
1758 case 'G': /* set ansi background */
1759 if (scp->term.num_param == 1)
1760 scp->term.cur_attr = scp->term.std_attr =
1761 (scp->term.std_attr & 0x0F00)
1762 | ((scp->term.param[0] & 0x0F) << 12);
1763 break;
1764
1765 case 'H': /* set ansi reverse video foreground */
1766 if (scp->term.num_param == 1)
1767 scp->term.rev_attr =
1768 (scp->term.rev_attr & 0xF000)
1769 | ((scp->term.param[0] & 0x0F) << 8);
1770 break;
1771
1772 case 'I': /* set ansi reverse video background */
1773 if (scp->term.num_param == 1)
1774 scp->term.rev_attr =
1775 (scp->term.rev_attr & 0x0F00)
1776 | ((scp->term.param[0] & 0x0F) << 12);
1777 break;
1778 }
1779 }
1780 scp->term.esc = 0;
1781}
1782
1783static inline void
1784draw_cursor(scr_stat *scp, int show)
1785{
1786 if (show && !(scp->status & CURSOR_SHOWN)) {
1787 u_short cursor_image = *(Crtat + (scp->cursor_pos - scp->scr_buf));
1788
1789 scp->cursor_saveunder = cursor_image;
1790 if (configuration & CHAR_CURSOR) {
1791 set_destructive_cursor(scp, FALSE);
1792 cursor_image = (cursor_image & 0xff00) | DEAD_CHAR;
1793 }
1794 else {
1795 if ((cursor_image & 0x7000) == 0x7000) {
1796 cursor_image &= 0x8fff;
1797 if(!(cursor_image & 0x0700))
1798 cursor_image |= 0x0700;
1799 } else {
1800 cursor_image |= 0x7000;
1801 if ((cursor_image & 0x0700) == 0x0700)
1802 cursor_image &= 0xf0ff;
1803 }
1804 }
1805 *(Crtat + (scp->cursor_pos - scp->scr_buf)) = cursor_image;
1806 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1807 scp->status |= CURSOR_SHOWN;
1808 }
1809 if (!show && (scp->status & CURSOR_SHOWN)) {
1810 *(Crtat + (scp->cursor_pos - scp->scr_buf)) = scp->cursor_saveunder;
1811 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1812 scp->status &= ~CURSOR_SHOWN;
1813 }
1814}
1815
1816static void
1817ansi_put(scr_stat *scp, u_char *buf, int len)
1818{
1819 u_char *ptr = buf;
1820
1821 if (scp->status & UNKNOWN_MODE)
1822 return;
1823
1824 /* make screensaver happy */
1825 if (scp == cur_console) {
1826 scrn_time_stamp = time.tv_sec;
1827 if (scrn_blanked) {
1828 (*current_saver)(FALSE);
1829 cur_console->start = 0;
1830 cur_console->end = cur_console->xsize * cur_console->ysize;
1831 }
1832 }
1833 write_in_progress++;
1834outloop:
1835 if (scp->term.esc) {
1836 scan_esc(scp, *ptr++);
1837 len--;
1838 }
1839 else if (PRINTABLE(*ptr)) { /* Print only printables */
1840 int cnt = len <= (scp->xsize-scp->xpos) ? len : (scp->xsize-scp->xpos);
1841 u_short cur_attr = scp->term.cur_attr;
1842 u_short *cursor_pos = scp->cursor_pos;
1843 do {
1844 /*
1845 * gcc-2.6.3 generates poor (un)sign extension code. Casting the
1846 * pointers in the following to volatile should have no effect,
1847 * but in fact speeds up this inner loop from 26 to 18 cycles
1848 * (+ cache misses) on i486's.
1849 */
1850#define UCVP(ucp) ((u_char volatile *)(ucp))
1851 *cursor_pos++ = UCVP(scr_map)[*UCVP(ptr)] | cur_attr;
1852 ptr++;
1853 cnt--;
1854 } while (cnt && PRINTABLE(*ptr));
1855 len -= (cursor_pos - scp->cursor_pos);
1856 scp->xpos += (cursor_pos - scp->cursor_pos);
1857 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1858 mark_for_update(scp, cursor_pos - scp->scr_buf);
1859 scp->cursor_pos = cursor_pos;
1860 if (scp->xpos >= scp->xsize) {
1861 scp->xpos = 0;
1862 scp->ypos++;
1863 }
1864 }
1865 else {
1866 switch(*ptr) {
1867 case 0x07:
1868 do_bell(scp, scp->bell_pitch, scp->bell_duration);
1869 break;
1870
1871 case 0x08: /* non-destructive backspace */
1872 if (scp->cursor_pos > scp->scr_buf) {
1873 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1874 scp->cursor_pos--;
1875 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1876 if (scp->xpos > 0)
1877 scp->xpos--;
1878 else {
1879 scp->xpos += scp->xsize - 1;
1880 scp->ypos--;
1881 }
1882 }
1883 break;
1884
1885 case 0x09: /* non-destructive tab */
1886 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1887 scp->cursor_pos += (8 - scp->xpos % 8u);
1888 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1889 if ((scp->xpos += (8 - scp->xpos % 8u)) >= scp->xsize) {
1890 scp->xpos = 0;
1891 scp->ypos++;
1892 }
1893 break;
1894
1895 case 0x0a: /* newline, same pos */
1896 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1897 scp->cursor_pos += scp->xsize;
1898 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1899 scp->ypos++;
1900 break;
1901
1902 case 0x0c: /* form feed, clears screen */
1903 clear_screen(scp);
1904 break;
1905
1906 case 0x0d: /* return, return to pos 0 */
1907 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1908 scp->cursor_pos -= scp->xpos;
1909 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1910 scp->xpos = 0;
1911 break;
1912
1913 case 0x1b: /* start escape sequence */
1914 scp->term.esc = 1;
1915 scp->term.num_param = 0;
1916 break;
1917 }
1918 ptr++; len--;
1919 }
1920 /* do we have to scroll ?? */
1921 if (scp->cursor_pos >= scp->scr_buf + scp->ysize * scp->xsize) {
1922 if (scp->history) {
1923 bcopyw(scp->scr_buf, scp->history_head,
1924 scp->xsize * sizeof(u_short));
1925 scp->history_head += scp->xsize;
1926 if (scp->history_head + scp->xsize >
1927 scp->history + scp->history_size)
1928 scp->history_head = scp->history;
1929 }
1930 bcopyw(scp->scr_buf + scp->xsize, scp->scr_buf,
1931 scp->xsize * (scp->ysize - 1) * sizeof(u_short));
1932 fillw(scp->term.cur_attr | scr_map[0x20],
1933 scp->scr_buf + scp->xsize * (scp->ysize - 1),
1934 scp->xsize);
1935 scp->cursor_pos -= scp->xsize;
1936 scp->ypos--;
1937 mark_all(scp);
1938 }
1939 if (len)
1940 goto outloop;
1941 write_in_progress--;
1942 if (delayed_next_scr)
1943 switch_scr(scp, delayed_next_scr - 1);
1944}
1945
1946static void
1947scinit(void)
1948{
1949 u_short volatile *cp = Crtat + (CGA_BUF-MONO_BUF)/sizeof(u_short), was;
1950 unsigned hw_cursor;
1951 int i;
1952
1953 if (init_done)
1954 return;
1955 init_done = TRUE;
1956 /*
1957 * Crtat initialized to point to MONO buffer, if not present change
1958 * to CGA_BUF offset. ONLY add the difference since locore.s adds
1959 * in the remapped offset at the "right" time
1960 */
1961 was = *cp;
1962 *cp = (u_short) 0xA55A;
1963 if (*cp != 0xA55A)
1964 crtc_addr = MONO_BASE;
1965 else {
1966 *cp = was;
1967 crtc_addr = COLOR_BASE;
1968 Crtat = Crtat + (CGA_BUF-MONO_BUF)/sizeof(u_short);
1969 }
1970
1971 /* extract cursor location */
1972 outb(crtc_addr, 14);
1973 hw_cursor = inb(crtc_addr + 1) << 8;
1974 outb(crtc_addr, 15);
1975 hw_cursor |= inb(crtc_addr + 1);
1976
1977 /* move hardware cursor out of the way */
1978 outb(crtc_addr, 14);
1979 outb(crtc_addr + 1, 0xff);
1980 outb(crtc_addr, 15);
1981 outb(crtc_addr + 1, 0xff);
1982
1983 /* is this a VGA or higher ? */
1984 outb(crtc_addr, 7);
1985 if (inb(crtc_addr) == 7) {
1986 u_long pa;
1987 u_long segoff;
1988
1989 crtc_vga = TRUE;
1990 /*
1991 * Get the BIOS video mode pointer.
1992 */
1993 segoff = *(u_long *)pa_to_va(0x4a8);
1994 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff));
1995 if (ISMAPPED(pa, sizeof(u_long))) {
1996 segoff = *(u_long *)pa_to_va(pa);
1997 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff));
1998 if (ISMAPPED(pa, 64))
1999 video_mode_ptr = (char *)pa_to_va(pa);
2000 }
2001 }
2002 current_default = &user_default;
2003 console[0] = &main_console;
2004 init_scp(console[0]);
2005 console[0]->scr_buf = console[0]->mouse_pos = Crtat;
2006 console[0]->cursor_pos = Crtat + hw_cursor;
2007 console[0]->xpos = hw_cursor % COL;
2008 console[0]->ypos = hw_cursor / COL;
2009 cur_console = console[0];
2010 for (i=1; i<MAXCONS; i++)
2011 console[i] = NULL;
2012 kernel_console.esc = 0;
2013 kernel_console.std_attr = kernel_default.std_attr;
2014 kernel_console.rev_attr = kernel_default.rev_attr;
2015 kernel_console.cur_attr = kernel_default.std_attr;
2016 /* initialize mapscrn array to a one to one map */
2017 for (i=0; i<sizeof(scr_map); i++)
2018 scr_map[i] = i;
2019}
2020
2021static scr_stat
2022*alloc_scp()
2023{
2024 scr_stat *scp;
2025
2026 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_NOWAIT);
2027 init_scp(scp);
2028 scp->scr_buf = scp->cursor_pos = scp->scr_buf = scp->mouse_pos =
2029 (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short),
2030 M_DEVBUF, M_NOWAIT);
2031 scp->history_head = scp->history_pos = scp->history =
2032 (u_short *)malloc(scp->history_size*sizeof(u_short),
2033 M_DEVBUF, M_NOWAIT);
2034 bzero(scp->history_head, scp->history_size*sizeof(u_short));
2035 if (crtc_vga && video_mode_ptr)
2036 set_mode(scp);
2037 clear_screen(scp);
2038 return scp;
2039}
2040
2041static void
2042init_scp(scr_stat *scp)
2043{
2044 scp->mode = M_VGA_C80x25;
2045 scp->font = FONT_16;
2046 scp->xsize = COL;
2047 scp->ysize = ROW;
2048 scp->start = COL * ROW;
2049 scp->end = 0;
2050 scp->term.esc = 0;
2051 scp->term.std_attr = current_default->std_attr;
2052 scp->term.rev_attr = current_default->rev_attr;
2053 scp->term.cur_attr = scp->term.std_attr;
2054 scp->border = BG_BLACK;
2055 scp->cursor_start = *(char *)pa_to_va(0x461);
2056 scp->cursor_end = *(char *)pa_to_va(0x460);
2057 scp->mouse_xpos = scp->mouse_ypos = 0;
2058 scp->bell_pitch = BELL_PITCH;
2059 scp->bell_duration = BELL_DURATION;
2060 scp->status = (*(char *)pa_to_va(0x417) & 0x20) ? NLKED : 0;
2061 scp->status |= CURSOR_ENABLED;
2062 scp->pid = 0;
2063 scp->proc = NULL;
2064 scp->smode.mode = VT_AUTO;
2065 scp->history_head = scp->history_pos = scp->history = NULL;
2066 scp->history_size = HISTORY_SIZE;
2067}
2068
2069static u_char
2070*get_fstr(u_int c, u_int *len)
2071{
2072 u_int i;
2073
2074 if (!(c & FKEY))
2075 return(NULL);
2076 i = (c & 0xFF) - F_FN;
2077 if (i > n_fkey_tab)
2078 return(NULL);
2079 *len = fkey_tab[i].len;
2080 return(fkey_tab[i].str);
2081}
2082
2083static void
2084update_leds(int which)
2085{
2086 int s;
2087 static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 };
2088
2089 /* replace CAPS led with ALTGR led for ALTGR keyboards */
2090 if (key_map.n_keys > ALTGR_OFFSET) {
2091 if (which & ALKED)
2092 which |= CLKED;
2093 else
2094 which &= ~CLKED;
2095 }
2096 s = spltty();
2097 kbd_cmd(KB_SETLEDS);
2098 kbd_cmd(xlate_leds[which & LED_MASK]);
2099 splx(s);
2100}
2101
2102static void
2103history_to_screen(scr_stat *scp)
2104{
2105 int i;
2106
2107 for (i=0; i<scp->ysize; i++)
2108 bcopyw(scp->history + (((scp->history_pos - scp->history) +
2109 scp->history_size-((i+1)*scp->xsize))%scp->history_size),
2110 scp->scr_buf + (scp->xsize * (scp->ysize-1 - i)),
2111 scp->xsize * sizeof(u_short));
2112 mark_all(scp);
2113}
2114
2115static int
2116history_up_line(scr_stat *scp)
2117{
2118 if (WRAPHIST(scp, scp->history_pos, -(scp->xsize*scp->ysize)) !=
2119 scp->history_head) {
2120 scp->history_pos = WRAPHIST(scp, scp->history_pos, -scp->xsize);
2121 history_to_screen(scp);
2122 return 0;
2123 }
2124 else
2125 return -1;
2126}
2127
2128static int
2129history_down_line(scr_stat *scp)
2130{
2131 if (scp->history_pos != scp->history_head) {
2132 scp->history_pos = WRAPHIST(scp, scp->history_pos, scp->xsize);
2133 history_to_screen(scp);
2134 return 0;
2135 }
2136 else
2137 return -1;
2138}
2139
2140/*
2141 * scgetc(noblock) - get character from keyboard.
2142 * If noblock = 0 wait until a key is pressed.
2143 * Else return NOKEY.
2144 */
2145u_int
2146scgetc(int noblock)
2147{
2148 u_char scancode, keycode;
2149 u_int state, action;
2150 struct key_t *key;
2151 static u_char esc_flag = 0, compose = 0;
2152 static u_int chr = 0;
2153
2154next_code:
2155 kbd_wait();
2156 /* First see if there is something in the keyboard port */
2157 if (inb(KB_STAT) & KB_BUF_FULL)
2158 scancode = inb(KB_DATA);
2159 else if (noblock)
2160 return(NOKEY);
2161 else
2162 goto next_code;
2163
2164 if (cur_console->status & KBD_RAW_MODE)
2165 return scancode;
2166#if ASYNCH
2167 if (scancode == KB_ACK || scancode == KB_RESEND) {
2168 kbd_reply = scancode;
2169 if (noblock)
2170 return(NOKEY);
2171 goto next_code;
2172 }
2173#endif
2174 keycode = scancode & 0x7F;
2175 switch (esc_flag) {
2176 case 0x00: /* normal scancode */
2177 switch(scancode) {
2178 case 0xB8: /* left alt (compose key) */
2179 if (compose) {
2180 compose = 0;
2181 if (chr > 255) {
2182 do_bell(cur_console,
2183 BELL_PITCH, BELL_DURATION);
2184 chr = 0;
2185 }
2186 }
2187 break;
2188 case 0x38:
2189 if (!compose) {
2190 compose = 1;
2191 chr = 0;
2192 }
2193 break;
2194 case 0xE0:
2195 case 0xE1:
2196 esc_flag = scancode;
2197 goto next_code;
2198 }
2199 break;
2200 case 0xE0: /* 0xE0 prefix */
2201 esc_flag = 0;
2202 switch (keycode) {
2203 case 0x1C: /* right enter key */
2204 keycode = 0x59;
2205 break;
2206 case 0x1D: /* right ctrl key */
2207 keycode = 0x5A;
2208 break;
2209 case 0x35: /* keypad divide key */
2210 keycode = 0x5B;
2211 break;
2212 case 0x37: /* print scrn key */
2213 keycode = 0x5C;
2214 break;
2215 case 0x38: /* right alt key (alt gr) */
2216 keycode = 0x5D;
2217 break;
2218 case 0x47: /* grey home key */
2219 keycode = 0x5E;
2220 break;
2221 case 0x48: /* grey up arrow key */
2222 keycode = 0x5F;
2223 break;
2224 case 0x49: /* grey page up key */
2225 keycode = 0x60;
2226 break;
2227 case 0x4B: /* grey left arrow key */
2228 keycode = 0x61;
2229 break;
2230 case 0x4D: /* grey right arrow key */
2231 keycode = 0x62;
2232 break;
2233 case 0x4F: /* grey end key */
2234 keycode = 0x63;
2235 break;
2236 case 0x50: /* grey down arrow key */
2237 keycode = 0x64;
2238 break;
2239 case 0x51: /* grey page down key */
2240 keycode = 0x65;
2241 break;
2242 case 0x52: /* grey insert key */
2243 keycode = 0x66;
2244 break;
2245 case 0x53: /* grey delete key */
2246 keycode = 0x67;
2247 break;
2248
2249 /* the following 3 are only used on the MS "Natural" keyboard */
2250 case 0x5b: /* left Window key */
2251 keycode = 0x69;
2252 break;
2253 case 0x5c: /* right Window key */
2254 keycode = 0x6a;
2255 break;
2256 case 0x5d: /* menu key */
2257 keycode = 0x6b;
2258 break;
2259 default: /* ignore everything else */
2260 goto next_code;
2261 }
2262 break;
2263 case 0xE1: /* 0xE1 prefix */
2264 esc_flag = 0;
2265 if (keycode == 0x1D)
2266 esc_flag = 0x1D;
2267 goto next_code;
2268 /* NOT REACHED */
2269 case 0x1D: /* pause / break */
2270 esc_flag = 0;
2271 if (keycode != 0x45)
2272 goto next_code;
2273 keycode = 0x68;
2274 break;
2275 }
2276
2277 /* if scroll-lock pressed allow history browsing */
2278 if (cur_console->history && cur_console->status & SLKED) {
2279 int i;
2280
2281 cur_console->status &= ~CURSOR_ENABLED;
2282 if (!(cur_console->status & BUFFER_SAVED)) {
2283 cur_console->status |= BUFFER_SAVED;
2284 cur_console->history_save = cur_console->history_head;
2285
2286 /* copy screen into top of history buffer */
2287 for (i=0; i<cur_console->ysize; i++) {
2288 bcopyw(cur_console->scr_buf + (cur_console->xsize * i),
2289 cur_console->history_head,
2290 cur_console->xsize * sizeof(u_short));
2291 cur_console->history_head += cur_console->xsize;
2292 if (cur_console->history_head + cur_console->xsize >
2293 cur_console->history + cur_console->history_size)
2294 cur_console->history_head=cur_console->history;
2295 }
2296 cur_console->history_pos = cur_console->history_head;
2297 history_to_screen(cur_console);
2298 }
2299 switch (scancode) {
2300 case 0x47: /* home key */
2301 cur_console->history_pos = cur_console->history_head;
2302 history_to_screen(cur_console);
2303 goto next_code;
2304
2305 case 0x4F: /* end key */
2306 cur_console->history_pos =
2307 WRAPHIST(cur_console, cur_console->history_head,
2308 cur_console->xsize*cur_console->ysize);
2309 history_to_screen(cur_console);
2310 goto next_code;
2311
2312 case 0x48: /* up arrow key */
2313 if (history_up_line(cur_console))
2314 do_bell(cur_console, BELL_PITCH, BELL_DURATION);
2315 goto next_code;
2316
2317 case 0x50: /* down arrow key */
2318 if (history_down_line(cur_console))
2319 do_bell(cur_console, BELL_PITCH, BELL_DURATION);
2320 goto next_code;
2321
2322 case 0x49: /* page up key */
2323 for (i=0; i<cur_console->ysize; i++)
2324 if (history_up_line(cur_console)) {
2325 do_bell(cur_console, BELL_PITCH, BELL_DURATION);
2326 break;
2327 }
2328 goto next_code;
2329
2330 case 0x51: /* page down key */
2331 for (i=0; i<cur_console->ysize; i++)
2332 if (history_down_line(cur_console)) {
2333 do_bell(cur_console, BELL_PITCH, BELL_DURATION);
2334 break;
2335 }
2336 goto next_code;
2337 }
2338 }
2339
2340 if (compose) {
2341 switch (scancode) {
2342 /* key pressed process it */
2343 case 0x47: case 0x48: case 0x49: /* keypad 7,8,9 */
2344 chr = (scancode - 0x40) + chr*10;
2345 goto next_code;
2346 case 0x4B: case 0x4C: case 0x4D: /* keypad 4,5,6 */
2347 chr = (scancode - 0x47) + chr*10;
2348 goto next_code;
2349 case 0x4F: case 0x50: case 0x51: /* keypad 1,2,3 */
2350 chr = (scancode - 0x4E) + chr*10;
2351 goto next_code;
2352 case 0x52: /* keypad 0 */
2353 chr *= 10;
2354 goto next_code;
2355
2356 /* key release, no interest here */
2357 case 0xC7: case 0xC8: case 0xC9: /* keypad 7,8,9 */
2358 case 0xCB: case 0xCC: case 0xCD: /* keypad 4,5,6 */
2359 case 0xCF: case 0xD0: case 0xD1: /* keypad 1,2,3 */
2360 case 0xD2: /* keypad 0 */
2361 goto next_code;
2362
2363 case 0x38: /* left alt key */
2364 break;
2365 default:
2366 if (chr) {
2367 compose = chr = 0;
2368 do_bell(cur_console, BELL_PITCH, BELL_DURATION);
2369 goto next_code;
2370 }
2371 break;
2372 }
2373 }
2374
2375 state = (shfts ? 1 : 0 ) | (2 * (ctls ? 1 : 0)) | (4 * (alts ? 1 : 0));
2376 if ((!agrs && (cur_console->status & ALKED))
2377 || (agrs && !(cur_console->status & ALKED)))
2378 keycode += ALTGR_OFFSET;
2379 key = &key_map.key[keycode];
2380 if ( ((key->flgs & FLAG_LOCK_C) && (cur_console->status & CLKED))
2381 || ((key->flgs & FLAG_LOCK_N) && (cur_console->status & NLKED)) )
2382 state ^= 1;
2383
2384 /* Check for make/break */
2385 action = key->map[state];
2386 if (scancode & 0x80) { /* key released */
2387 if (key->spcl & 0x80) {
2388 switch (action) {
2389 case LSH:
2390 shfts &= ~1;
2391 break;
2392 case RSH:
2393 shfts &= ~2;
2394 break;
2395 case LCTR:
2396 ctls &= ~1;
2397 break;
2398 case RCTR:
2399 ctls &= ~2;
2400 break;
2401 case LALT:
2402 alts &= ~1;
2403 break;
2404 case RALT:
2405 alts &= ~2;
2406 break;
2407 case NLK:
2408 nlkcnt = 0;
2409 break;
2410 case CLK:
2411 clkcnt = 0;
2412 break;
2413 case SLK:
2414 slkcnt = 0;
2415 break;
2416 case ASH:
2417 agrs = 0;
2418 break;
2419 case ALK:
2420 alkcnt = 0;
2421 break;
2422 case META:
2423 metas = 0;
2424 break;
2425 }
2426 }
2427 if (chr && !compose) {
2428 action = chr;
2429 chr = 0;
2430 return(action);
2431 }
2432 } else {
2433 /* key pressed */
2434 if (key->spcl & (0x80>>state)) {
2435 switch (action) {
2436 /* LOCKING KEYS */
2437 case NLK:
2438 if (!nlkcnt) {
2439 nlkcnt++;
2440 if (cur_console->status & NLKED)
2441 cur_console->status &= ~NLKED;
2442 else
2443 cur_console->status |= NLKED;
2444 update_leds(cur_console->status);
2445 }
2446 break;
2447 case CLK:
2448 if (!clkcnt) {
2449 clkcnt++;
2450 if (cur_console->status & CLKED)
2451 cur_console->status &= ~CLKED;
2452 else
2453 cur_console->status |= CLKED;
2454 update_leds(cur_console->status);
2455 }
2456 break;
2457 case SLK:
2458 if (!slkcnt) {
2459 slkcnt++;
2460 if (cur_console->status & SLKED) {
2461 cur_console->status &= ~SLKED;
2462 if (cur_console->status & BUFFER_SAVED){
2463 int i;
2464 u_short *ptr = cur_console->history_save;
2465
2466 for (i=0; i<cur_console->ysize; i++) {
2467 bcopyw(ptr,
2468 cur_console->scr_buf +
2469 (cur_console->xsize*i),
2470 cur_console->xsize * sizeof(u_short));
2471 ptr += cur_console->xsize;
2472 if (ptr + cur_console->xsize >
2473 cur_console->history +
2474 cur_console->history_size)
2475 ptr = cur_console->history;
2476 }
2477 cur_console->status &= ~BUFFER_SAVED;
2478 cur_console->history_head=cur_console->history_save;
2479 cur_console->status |= CURSOR_ENABLED;
2480 mark_all(cur_console);
2481 }
2482 scstart(VIRTUAL_TTY(get_scr_num()));
2483 }
2484 else
2485 cur_console->status |= SLKED;
2486 update_leds(cur_console->status);
2487 }
2488 break;
2489 case ALK:
2490 if (!alkcnt) {
2491 alkcnt++;
2492 if (cur_console->status & ALKED)
2493 cur_console->status &= ~ALKED;
2494 else
2495 cur_console->status |= ALKED;
2496 update_leds(cur_console->status);
2497 }
2498 break;
2499
2500 /* NON-LOCKING KEYS */
2501 case NOP:
2502 break;
2503 case RBT:
2504 shutdown_nice();
2505 break;
2506 case SUSP:
2507#if NAPM > 0
2508 apm_suspend();
2509#endif
2510 break;
2511
2512 case DBG:
2513#ifdef DDB /* try to switch to console 0 */
2514 if (cur_console->smode.mode == VT_AUTO &&
2515 console[0]->smode.mode == VT_AUTO)
2516 switch_scr(cur_console, 0);
2517 Debugger("manual escape to debugger");
2518 return(NOKEY);
2519#else
2520 printf("No debugger in kernel\n");
2521#endif
2522 break;
2523 case LSH:
2524 shfts |= 1;
2525 break;
2526 case RSH:
2527 shfts |= 2;
2528 break;
2529 case LCTR:
2530 ctls |= 1;
2531 break;
2532 case RCTR:
2533 ctls |= 2;
2534 break;
2535 case LALT:
2536 alts |= 1;
2537 break;
2538 case RALT:
2539 alts |= 2;
2540 break;
2541 case ASH:
2542 agrs = 1;
2543 break;
2544 case META:
2545 metas = 1;
2546 break;
2547 case NEXT:
2548 switch_scr(cur_console, (get_scr_num() + 1) % MAXCONS);
2549 break;
2550 case BTAB:
2551 return(BKEY);
2552 default:
2553 if (action >= F_SCR && action <= L_SCR) {
2554 switch_scr(cur_console, action - F_SCR);
2555 break;
2556 }
2557 if (action >= F_FN && action <= L_FN)
2558 action |= FKEY;
2559 return(action);
2560 }
2561 }
2562 else {
2563 if (metas)
2564 action |= MKEY;
2565 return(action);
2566 }
2567 }
2568 goto next_code;
2569}
2570
2571int
2572scmmap(dev_t dev, int offset, int nprot)
2573{
2574 if (offset > 0x20000 - PAGE_SIZE)
2575 return -1;
2576 return i386_btop((VIDEOMEM + offset));
2577}
2578
2579static void
2580kbd_wait(void)
2581{
2582 int i = 1000;
2583
2584 while (i--) {
2585 if ((inb(KB_STAT) & KB_READY) == 0)
2586 break;
2587 DELAY (10);
2588 }
2589}
2590
2591static void
2592kbd_cmd(u_char command)
2593{
2594 int retry = 5;
2595 do {
2596 int i = 100000;
2597
2598 kbd_wait();
2599#if ASYNCH
2600 kbd_reply = 0;
2601 outb(KB_DATA, command);
2602 while (i--) {
2603 if (kbd_reply == KB_ACK)
2604 return;
2605 if (kbd_reply == KB_RESEND)
2606 break;
2607 }
2608#else
2609 outb(KB_DATA, command);
2610 while (i--) {
2611 if (inb(KB_STAT) & KB_BUF_FULL) {
2612 int val;
2613 DELAY(10);
2614 val = inb(KB_DATA);
2615 if (val == KB_ACK)
2616 return;
2617 if (val == KB_RESEND)
2618 break;
2619 }
2620 }
2621#endif
2622 } while (retry--);
2623}
2624
2625static void
2626set_mode(scr_stat *scp)
2627{
2628 char *modetable;
2629 char special_modetable[64];
2630 int mode, font_size;
2631
2632 if (scp != cur_console)
2633 return;
2634
2635 /* setup video hardware for the given mode */
2636 switch (scp->mode) {
2637 case M_VGA_M80x60:
2638 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64);
2639 goto special_80x60;
2640
2641 case M_VGA_C80x60:
2642 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64);
2643special_80x60:
2644 special_modetable[2] = 0x08;
2645 special_modetable[19] = 0x47;
2646 goto special_480l;
2647
2648 case M_VGA_M80x30:
2649 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64);
2650 goto special_80x30;
2651
2652 case M_VGA_C80x30:
2653 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64);
2654special_80x30:
2655 special_modetable[19] = 0x4f;
2656special_480l:
2657 special_modetable[9] |= 0xc0;
2658 special_modetable[16] = 0x08;
2659 special_modetable[17] = 0x3e;
2660 special_modetable[26] = 0xea;
2661 special_modetable[28] = 0xdf;
2662 special_modetable[31] = 0xe7;
2663 special_modetable[32] = 0x04;
2664 modetable = special_modetable;
2665 goto setup_mode;
2666
2667 case M_ENH_B80x43:
2668 bcopyw(video_mode_ptr+(64*M_ENH_B80x25),&special_modetable, 64);
2669 goto special_80x43;
2670
2671 case M_ENH_C80x43:
2672 bcopyw(video_mode_ptr+(64*M_ENH_C80x25),&special_modetable, 64);
2673special_80x43:
2674 special_modetable[28] = 87;
2675 goto special_80x50;
2676
2677 case M_VGA_M80x50:
2678 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64);
2679 goto special_80x50;
2680
2681 case M_VGA_C80x50:
2682 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64);
2683special_80x50:
2684 special_modetable[2] = 8;
2685 special_modetable[19] = 7;
2686 modetable = special_modetable;
2687 goto setup_mode;
2688
2689 case M_VGA_C40x25: case M_VGA_C80x25:
2690 case M_VGA_M80x25:
2691 case M_B40x25: case M_C40x25:
2692 case M_B80x25: case M_C80x25:
2693 case M_ENH_B40x25: case M_ENH_C40x25:
2694 case M_ENH_B80x25: case M_ENH_C80x25:
2695
2696 modetable = video_mode_ptr + (scp->mode * 64);
2697setup_mode:
2698 set_vgaregs(modetable);
2699 font_size = *(modetable + 2);
2700
2701 /* set font type (size) */
2702 switch (font_size) {
2703 case 0x10:
2704 outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */
2705 scp->font = FONT_16;
2706 break;
2707 case 0x0E:
2708 outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */
2709 scp->font = FONT_14;
2710 break;
2711 default:
2712 case 0x08:
2713 outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */
2714 scp->font = FONT_8;
2715 break;
2716 }
2717 if (configuration & CHAR_CURSOR)
2718 set_destructive_cursor(scp, TRUE);
2719 break;
2720
2721 case M_BG320: case M_CG320: case M_BG640:
2722 case M_CG320_D: case M_CG640_E:
2723 case M_CG640x350: case M_ENH_CG640:
2724 case M_BG640x480: case M_CG640x480: case M_VGA_CG320:
2725
2726 set_vgaregs(video_mode_ptr + (scp->mode * 64));
2727 break;
2728
2729 default:
2730 /* call user defined function XXX */
2731 break;
2732 }
2733
2734 /* set border color for this (virtual) console */
2735 set_border(scp->border);
2736 return;
2737}
2738
2739void
2740set_border(int color)
2741{
2742 inb(crtc_addr+6); /* reset flip-flop */
2743 outb(ATC, 0x11); outb(ATC, color);
2744 inb(crtc_addr+6); /* reset flip-flop */
2745 outb(ATC, 0x20); /* enable Palette */
2746}
2747
2748static void
2749set_vgaregs(char *modetable)
2750{
2751 int i, s = splhigh();
2752
2753 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */
2754 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */
2755 for (i=0; i<4; i++) { /* program sequencer */
2756 outb(TSIDX, i+1);
2757 outb(TSREG, modetable[i+5]);
2758 }
2759 outb(MISC, modetable[9]); /* set dot-clock */
2760 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */
2761 outb(crtc_addr, 0x11);
2762 outb(crtc_addr+1, inb(crtc_addr+1) & 0x7F);
2763 for (i=0; i<25; i++) { /* program crtc */
2764 outb(crtc_addr, i);
2765 if (i == 14 || i == 15) /* no hardware cursor */
2766 outb(crtc_addr+1, 0xff);
2767 else
2768 outb(crtc_addr+1, modetable[i+10]);
2769 }
2770 inb(crtc_addr+6); /* reset flip-flop */
2771 for (i=0; i<20; i++) { /* program attribute ctrl */
2772 outb(ATC, i);
2773 outb(ATC, modetable[i+35]);
2774 }
2775 for (i=0; i<9; i++) { /* program graph data ctrl */
2776 outb(GDCIDX, i);
2777 outb(GDCREG, modetable[i+55]);
2778 }
2779 inb(crtc_addr+6); /* reset flip-flop */
2780 outb(ATC ,0x20); /* enable palette */
2781 splx(s);
2782}
2783
2784static void
2785set_font_mode()
2786{
2787 /* setup vga for loading fonts (graphics plane mode) */
2788 inb(crtc_addr+6);
2789 outb(ATC, 0x30); outb(ATC, 0x01);
2790#if SLOW_VGA
2791 outb(TSIDX, 0x02); outb(TSREG, 0x04);
2792 outb(TSIDX, 0x04); outb(TSREG, 0x06);
2793 outb(GDCIDX, 0x04); outb(GDCREG, 0x02);
2794 outb(GDCIDX, 0x05); outb(GDCREG, 0x00);
2795 outb(GDCIDX, 0x06); outb(GDCREG, 0x05);
2796#else
2797 outw(TSIDX, 0x0402);
2798 outw(TSIDX, 0x0604);
2799 outw(GDCIDX, 0x0204);
2800 outw(GDCIDX, 0x0005);
2801 outw(GDCIDX, 0x0506); /* addr = a0000, 64kb */
2802#endif
2803}
2804
2805static void
2806set_normal_mode()
2807{
2808 int s = splhigh();
2809
2810 /* setup vga for normal operation mode again */
2811 inb(crtc_addr+6);
2812 outb(ATC, 0x30); outb(ATC, 0x0C);
2813#if SLOW_VGA
2814 outb(TSIDX, 0x02); outb(TSREG, 0x03);
2815 outb(TSIDX, 0x04); outb(TSREG, 0x02);
2816 outb(GDCIDX, 0x04); outb(GDCREG, 0x00);
2817 outb(GDCIDX, 0x05); outb(GDCREG, 0x10);
2818 if (crtc_addr == MONO_BASE) {
2819 outb(GDCIDX, 0x06); outb(GDCREG, 0x0A); /* addr = b0000, 32kb */
2820 }
2821 else {
2822 outb(GDCIDX, 0x06); outb(GDCREG, 0x0E); /* addr = b8000, 32kb */
2823 }
2824#else
2825 outw(TSIDX, 0x0302);
2826 outw(TSIDX, 0x0204);
2827 outw(GDCIDX, 0x0004);
2828 outw(GDCIDX, 0x1005);
2829 if (crtc_addr == MONO_BASE)
2830 outw(GDCIDX, 0x0A06); /* addr = b0000, 32kb */
2831 else
2832 outw(GDCIDX, 0x0E06); /* addr = b8000, 32kb */
2833#endif
2834 splx(s);
2835}
2836
2837static void
2838copy_font(int operation, int font_type, char* font_image)
2839{
2840 int ch, line, segment, fontsize;
2841 u_char val;
2842
2843 switch (font_type) {
2844 default:
2845 case FONT_8:
2846 segment = 0x8000;
2847 fontsize = 8;
2848 break;
2849 case FONT_14:
2850 segment = 0x4000;
2851 fontsize = 14;
2852 break;
2853 case FONT_16:
2854 segment = 0x0000;
2855 fontsize = 16;
2856 break;
2857 }
2858 outb(TSIDX, 0x01); val = inb(TSREG); /* disable screen */
2859 outb(TSIDX, 0x01); outb(TSREG, val | 0x20);
2860 set_font_mode();
2861 for (ch=0; ch < 256; ch++)
2862 for (line=0; line < fontsize; line++)
2863 if (operation)
2864 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line) =
2865 font_image[(ch*fontsize)+line];
2866 else
2867 font_image[(ch*fontsize)+line] =
2868 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line);
2869 set_normal_mode();
2870 outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); /* enable screen */
2871}
2872
2873static void
2874set_destructive_cursor(scr_stat *scp, int force)
2875{
2876 u_char cursor[32];
2877 caddr_t address;
2878 int i, font_size;
2879 char *font_buffer;
2880 static u_char old_saveunder = DEAD_CHAR;
2881
2882 if (!force && (scp->cursor_saveunder & 0xFF) == old_saveunder)
2883 return;
2884 old_saveunder = force ? DEAD_CHAR : scp->cursor_saveunder & 0xFF;
2885 switch (scp->font) {
2886 default:
2887 case FONT_8:
2888 font_size = 8;
2889 font_buffer = font_8;
2890 address = (caddr_t)VIDEOMEM + 0x8000;
2891 break;
2892 case FONT_14:
2893 font_size = 14;
2894 font_buffer = font_14;
2895 address = (caddr_t)VIDEOMEM + 0x4000;
2896 break;
2897 case FONT_16:
2898 font_size = 16;
2899 font_buffer = font_16;
2900 address = (caddr_t)VIDEOMEM;
2901 break;
2902 }
2903 bcopyw(font_buffer + ((scp->cursor_saveunder & 0xff) * font_size),
2904 cursor, font_size);
2905 for (i=0; i<32; i++)
2906 if ((i >= scp->cursor_start && i <= scp->cursor_end) ||
2907 (scp->cursor_start >= font_size && i == font_size - 1))
2908 cursor[i] |= 0xff;
2909 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ;
2910 set_font_mode();
2911 bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32);
2912 set_normal_mode();
2913}
2914
2915static void
2916draw_mouse_image(scr_stat *scp)
2917{
2918 caddr_t address;
2919 int i, font_size;
2920 char *font_buffer;
2921 u_short buffer[32];
2922 u_short xoffset, yoffset;
2923 u_short *crt_pos = Crtat + (scp->mouse_pos - scp->scr_buf);
2924
2925 xoffset = scp->mouse_xpos % 8;
2926 switch (scp->font) {
2927 default:
2928 case FONT_8:
2929 font_size = 8;
2930 font_buffer = font_8;
2931 yoffset = scp->mouse_ypos % 8;
2932 address = (caddr_t)VIDEOMEM + 0x8000;
2933 break;
2934 case FONT_14:
2935 font_size = 14;
2936 font_buffer = font_14;
2937 yoffset = scp->mouse_ypos % 14;
2938 address = (caddr_t)VIDEOMEM + 0x4000;
2939 break;
2940 case FONT_16:
2941 font_size = 16;
2942 font_buffer = font_16;
2943 yoffset = scp->mouse_ypos % 16;
2944 address = (caddr_t)VIDEOMEM;
2945 break;
2946 }
2947
2948 bcopyw(font_buffer + ((*(scp->mouse_pos) & 0xff) * font_size),
2949 &scp->mouse_cursor[0], font_size);
2950 bcopyw(font_buffer + ((*(scp->mouse_pos+1) & 0xff) * font_size),
2951 &scp->mouse_cursor[32], font_size);
2952 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize) & 0xff) * font_size),
2953 &scp->mouse_cursor[64], font_size);
2954 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize+1) & 0xff) * font_size),
2955 &scp->mouse_cursor[96], font_size);
2956
2957 for (i=0; i<font_size; i++) {
2958 buffer[i] = scp->mouse_cursor[i]<<8 | scp->mouse_cursor[i+32];
2959 buffer[i+font_size]=scp->mouse_cursor[i+64]<<8|scp->mouse_cursor[i+96];
2960 }
2961 for (i=0; i<16; i++) {
2962 buffer[i+yoffset] =
2963 ( buffer[i+yoffset] & ~(mouse_and_mask[i] >> xoffset))
2964 | (mouse_or_mask[i] >> xoffset);
2965 }
2966 for (i=0; i<font_size; i++) {
2967 scp->mouse_cursor[i] = (buffer[i] & 0xff00) >> 8;
2968 scp->mouse_cursor[i+32] = buffer[i] & 0xff;
2969 scp->mouse_cursor[i+64] = (buffer[i+font_size] & 0xff00) >> 8;
2970 scp->mouse_cursor[i+96] = buffer[i+font_size] & 0xff;
2971 }
2972 if (scp->status & UPDATE_MOUSE) {
2973 u_short *ptr = scp->scr_buf + (scp->mouse_oldpos - Crtat);
2974
2975 if (crt_pos != scp->mouse_oldpos) {
2976 *(scp->mouse_oldpos) = scp->mouse_saveunder[0];
2977 *(scp->mouse_oldpos+1) = scp->mouse_saveunder[1];
2978 *(scp->mouse_oldpos+scp->xsize) = scp->mouse_saveunder[2];
2979 *(scp->mouse_oldpos+scp->xsize+1) = scp->mouse_saveunder[3];
2980 }
2981 scp->mouse_saveunder[0] = *(scp->mouse_pos);
2982 scp->mouse_saveunder[1] = *(scp->mouse_pos+1);
2983 scp->mouse_saveunder[2] = *(scp->mouse_pos+scp->xsize);
2984 scp->mouse_saveunder[3] = *(scp->mouse_pos+scp->xsize+1);
2985 if ((scp->cursor_pos == (ptr)) ||
2986 (scp->cursor_pos == (ptr+1)) ||
2987 (scp->cursor_pos == (ptr+scp->xsize)) ||
2988 (scp->cursor_pos == (ptr+scp->xsize+1)) ||
2989 (scp->cursor_pos == (scp->mouse_pos)) ||
2990 (scp->cursor_pos == (scp->mouse_pos+1)) ||
2991 (scp->cursor_pos == (scp->mouse_pos+scp->xsize)) ||
2992 (scp->cursor_pos == (scp->mouse_pos+scp->xsize+1)))
2993 scp->status &= ~CURSOR_SHOWN;
2994 }
2995 scp->mouse_oldpos = crt_pos;
2996 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ;
2997 *(crt_pos) = *(scp->mouse_pos)&0xff00|0xd0;
2998 *(crt_pos+1) = *(scp->mouse_pos+1)&0xff00|0xd1;
2999 *(crt_pos+scp->xsize) = *(scp->mouse_pos+scp->xsize)&0xff00|0xd2;
3000 *(crt_pos+scp->xsize+1) = *(scp->mouse_pos+scp->xsize+1)&0xff00|0xd3;
3001 set_font_mode();
3002 bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128);
3003 set_normal_mode();
3004}
3005
3006static void
3007save_palette(void)
3008{
3009 int i;
3010
3011 outb(PALRADR, 0x00);
3012 for (i=0x00; i<0x300; i++)
3013 palette[i] = inb(PALDATA);
3014 inb(crtc_addr+6); /* reset flip/flop */
3015}
3016
3017void
3018load_palette(void)
3019{
3020 int i;
3021
3022 outb(PIXMASK, 0xFF); /* no pixelmask */
3023 outb(PALWADR, 0x00);
3024 for (i=0x00; i<0x300; i++)
3025 outb(PALDATA, palette[i]);
3026 inb(crtc_addr+6); /* reset flip/flop */
3027 outb(ATC, 0x20); /* enable palette */
3028}
3029
3030static void
3031do_bell(scr_stat *scp, int pitch, int duration)
3032{
3033 if (scp == cur_console) {
3034 if (configuration & VISUAL_BELL) {
3035 if (blink_in_progress)
3036 return;
3037 blink_in_progress = 4;
3038 blink_screen(scp);
3039 timeout((timeout_func_t)blink_screen, scp, hz/10);
3040 }
3041 else
3042 sysbeep(pitch, duration);
3043 }
3044}
3045
3046static void
3047blink_screen(scr_stat *scp)
3048{
3049 if (blink_in_progress > 1) {
3050 if (blink_in_progress & 1)
3051 fillw(kernel_default.std_attr | scr_map[0x20],
3052 Crtat, scp->xsize * scp->ysize);
3053 else
3054 fillw(kernel_default.rev_attr | scr_map[0x20],
3055 Crtat, scp->xsize * scp->ysize);
3056 blink_in_progress--;
3057 timeout((timeout_func_t)blink_screen, scp, hz/10);
3058 }
3059 else {
3060 blink_in_progress = FALSE;
3061 mark_all(scp);
3062 if (delayed_next_scr)
3063 switch_scr(scp, delayed_next_scr - 1);
3064 }
3065}
3066
3067#endif /* NSC */
| 360 if (!console[minor(dev)])
361 console[minor(dev)] = alloc_scp();
362 return((*linesw[tp->t_line].l_open)(dev, tp));
363}
364
365int
366scclose(dev_t dev, int flag, int mode, struct proc *p)
367{
368 struct tty *tp = scdevtotty(dev);
369 struct scr_stat *scp;
370
371 if (!tp)
372 return(ENXIO);
373 if (minor(dev) < MAXCONS) {
374 scp = get_scr_stat(tp->t_dev);
375 if (scp->status & SWITCH_WAIT_ACQ)
376 wakeup((caddr_t)&scp->smode);
377#if not_yet_done
378 if (scp == &main_console) {
379 scp->pid = 0;
380 scp->proc = NULL;
381 scp->smode.mode = VT_AUTO;
382 }
383 else {
384 free(scp->scr_buf, M_DEVBUF);
385 free(scp->history, M_DEVBUF);
386 free(scp, M_DEVBUF);
387 console[minor(dev)] = NULL;
388 }
389#else
390 scp->pid = 0;
391 scp->proc = NULL;
392 scp->smode.mode = VT_AUTO;
393#endif
394 }
395 (*linesw[tp->t_line].l_close)(tp, flag);
396 ttyclose(tp);
397 return(0);
398}
399
400int
401scread(dev_t dev, struct uio *uio, int flag)
402{
403 struct tty *tp = scdevtotty(dev);
404
405 if (!tp)
406 return(ENXIO);
407 return((*linesw[tp->t_line].l_read)(tp, uio, flag));
408}
409
410int
411scwrite(dev_t dev, struct uio *uio, int flag)
412{
413 struct tty *tp = scdevtotty(dev);
414
415 if (!tp)
416 return(ENXIO);
417 return((*linesw[tp->t_line].l_write)(tp, uio, flag));
418}
419
420void
421scintr(int unit)
422{
423 static struct tty *cur_tty;
424 int c, len;
425 u_char *cp;
426
427 /* make screensaver happy */
428 scrn_time_stamp = time.tv_sec;
429 if (scrn_blanked) {
430 (*current_saver)(FALSE);
431 cur_console->start = 0;
432 cur_console->end = cur_console->xsize * cur_console->ysize;
433 }
434
435 c = scgetc(1);
436
437 cur_tty = VIRTUAL_TTY(get_scr_num());
438 if (!(cur_tty->t_state & TS_ISOPEN))
439 if (!((cur_tty = CONSOLE_TTY)->t_state & TS_ISOPEN))
440 return;
441
442 switch (c & 0xff00) {
443 case 0x0000: /* normal key */
444 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty);
445 break;
446 case NOKEY: /* nothing there */
447 break;
448 case FKEY: /* function key, return string */
449 if (cp = get_fstr((u_int)c, (u_int *)&len)) {
450 while (len-- > 0)
451 (*linesw[cur_tty->t_line].l_rint)(*cp++ & 0xFF, cur_tty);
452 }
453 break;
454 case MKEY: /* meta is active, prepend ESC */
455 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty);
456 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty);
457 break;
458 case BKEY: /* backtab fixed sequence (esc [ Z) */
459 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty);
460 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty);
461 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty);
462 break;
463 }
464}
465
466int
467scparam(struct tty *tp, struct termios *t)
468{
469 tp->t_ispeed = t->c_ispeed;
470 tp->t_ospeed = t->c_ospeed;
471 tp->t_cflag = t->c_cflag;
472 return 0;
473}
474
475int
476scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p)
477{
478 int i, error;
479 struct tty *tp;
480 struct trapframe *fp;
481 scr_stat *scp;
482
483 tp = scdevtotty(dev);
484 if (!tp)
485 return ENXIO;
486 scp = get_scr_stat(tp->t_dev);
487
488 switch (cmd) { /* process console hardware related ioctl's */
489
490 case GIO_ATTR: /* get current attributes */
491 *(int*)data = scp->term.cur_attr;
492 return 0;
493
494 case GIO_COLOR: /* is this a color console ? */
495 if (crtc_addr == COLOR_BASE)
496 *(int*)data = 1;
497 else
498 *(int*)data = 0;
499 return 0;
500
501 case CONS_CURRENT: /* get current adapter type */
502 if (crtc_vga)
503 *(int*)data = KD_VGA;
504 else
505 if (crtc_addr == MONO_BASE)
506 *(int*)data = KD_MONO;
507 else
508 *(int*)data = KD_CGA;
509 return 0;
510
511 case CONS_GET: /* get current video mode */
512 *(int*)data = scp->mode;
513 return 0;
514
515 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */
516 scrn_blank_time = *(int*)data;
517 return 0;
518
519 case CONS_CURSORTYPE: /* set cursor type blink/noblink */
520 if ((*(int*)data) & 0x01)
521 configuration |= BLINK_CURSOR;
522 else
523 configuration &= ~BLINK_CURSOR;
524 if ((*(int*)data) & 0x02) {
525 configuration |= CHAR_CURSOR;
526 set_destructive_cursor(scp, TRUE);
527 } else
528 configuration &= ~CHAR_CURSOR;
529 return 0;
530
531 case CONS_BELLTYPE: /* set bell type sound/visual */
532 if (*data)
533 configuration |= VISUAL_BELL;
534 else
535 configuration &= ~VISUAL_BELL;
536 return 0;
537
538 case CONS_HISTORY: /* set history size */
539 if (*data) {
540 free(scp->history, M_DEVBUF);
541 scp->history_size = *(int*)data;
542 if (scp->history_size < scp->ysize)
543 scp->history = NULL;
544 else {
545 scp->history_size *= scp->xsize;
546 scp->history_head = scp->history_pos = scp->history =
547 (u_short *)malloc(scp->history_size*sizeof(u_short),
548 M_DEVBUF, M_NOWAIT);
549 bzero(scp->history_head, scp->history_size*sizeof(u_short));
550 }
551 return 0;
552 }
553 else
554 return EINVAL;
555
556 case CONS_MOUSECTL: /* control mouse arrow */
557 {
558 mouse_info_t *mouse = (mouse_info_t*)data;
559 int fontsize;
560
561 switch (scp->font) {
562 default:
563 case FONT_8:
564 fontsize = 8; break;
565 case FONT_14:
566 fontsize = 14; break;
567 case FONT_16:
568 fontsize = 16; break;
569 }
570 switch (mouse->operation) {
571 case MOUSE_SHOW:
572 if (!(scp->status & MOUSE_ENABLED)) {
573 scp->mouse_oldpos = Crtat + (scp->mouse_pos - scp->scr_buf);
574 scp->status |= (UPDATE_MOUSE | MOUSE_ENABLED);
575 }
576 else
577 return EINVAL;
578 break;
579
580 case MOUSE_HIDE:
581 if (scp->status & MOUSE_ENABLED) {
582 scp->status &= ~MOUSE_ENABLED;
583 scp->status |= UPDATE_MOUSE;
584 }
585 else
586 return EINVAL;
587 break;
588
589 case MOUSE_MOVEABS:
590 scp->mouse_xpos = mouse->x;
591 scp->mouse_ypos = mouse->y;
592 goto set_mouse_pos;
593
594 case MOUSE_MOVEREL:
595 scp->mouse_xpos += mouse->x;
596 scp->mouse_ypos += mouse->y;
597set_mouse_pos:
598 if (scp->mouse_xpos < 0)
599 scp->mouse_xpos = 0;
600 if (scp->mouse_ypos < 0)
601 scp->mouse_ypos = 0;
602 if (scp->mouse_xpos >= scp->xsize*8)
603 scp->mouse_xpos = (scp->xsize*8)-1;
604 if (scp->mouse_ypos >= scp->ysize*fontsize)
605 scp->mouse_ypos = (scp->ysize*fontsize)-1;
606 scp->mouse_pos = scp->scr_buf +
607 (scp->mouse_ypos/fontsize)*scp->xsize + scp->mouse_xpos/8;
608 if (scp->status & MOUSE_ENABLED)
609 scp->status |= UPDATE_MOUSE;
610 break;
611
612 case MOUSE_GETPOS:
613 mouse->x = scp->mouse_xpos;
614 mouse->y = scp->mouse_ypos;
615 return 0;
616
617 default:
618 return EINVAL;
619 }
620 /* make screensaver happy */
621 if (scp == cur_console) {
622 scrn_time_stamp = time.tv_sec;
623 if (scrn_blanked) {
624 (*current_saver)(FALSE);
625 cur_console->start = 0;
626 cur_console->end = cur_console->xsize * cur_console->ysize;
627 }
628 }
629 return 0;
630 }
631
632 case CONS_GETINFO: /* get current (virtual) console info */
633 {
634 vid_info_t *ptr = (vid_info_t*)data;
635 if (ptr->size == sizeof(struct vid_info)) {
636 ptr->m_num = get_scr_num();
637 ptr->mv_col = scp->xpos;
638 ptr->mv_row = scp->ypos;
639 ptr->mv_csz = scp->xsize;
640 ptr->mv_rsz = scp->ysize;
641 ptr->mv_norm.fore = (scp->term.std_attr & 0x0f00)>>8;
642 ptr->mv_norm.back = (scp->term.std_attr & 0xf000)>>12;
643 ptr->mv_rev.fore = (scp->term.rev_attr & 0x0f00)>>8;
644 ptr->mv_rev.back = (scp->term.rev_attr & 0xf000)>>12;
645 ptr->mv_grfc.fore = 0; /* not supported */
646 ptr->mv_grfc.back = 0; /* not supported */
647 ptr->mv_ovscan = scp->border;
648 ptr->mk_keylock = scp->status & LOCK_KEY_MASK;
649 return 0;
650 }
651 return EINVAL;
652 }
653
654 case CONS_GETVERS: /* get version number */
655 *(int*)data = 0x200; /* version 2.0 */
656 return 0;
657
658 /* VGA TEXT MODES */
659 case SW_VGA_C40x25:
660 case SW_VGA_C80x25: case SW_VGA_M80x25:
661 case SW_VGA_C80x30: case SW_VGA_M80x30:
662 case SW_VGA_C80x50: case SW_VGA_M80x50:
663 case SW_VGA_C80x60: case SW_VGA_M80x60:
664 case SW_B40x25: case SW_C40x25:
665 case SW_B80x25: case SW_C80x25:
666 case SW_ENH_B40x25: case SW_ENH_C40x25:
667 case SW_ENH_B80x25: case SW_ENH_C80x25:
668 case SW_ENH_B80x43: case SW_ENH_C80x43:
669
670 if (!crtc_vga || video_mode_ptr == NULL)
671 return ENXIO;
672 switch (cmd & 0xff) {
673 case M_VGA_C80x60: case M_VGA_M80x60:
674 if (!(fonts_loaded & FONT_8))
675 return EINVAL;
676 scp->xsize = 80;
677 scp->ysize = 60;
678 break;
679 case M_VGA_C80x50: case M_VGA_M80x50:
680 if (!(fonts_loaded & FONT_8))
681 return EINVAL;
682 scp->xsize = 80;
683 scp->ysize = 50;
684 break;
685 case M_ENH_B80x43: case M_ENH_C80x43:
686 if (!(fonts_loaded & FONT_8))
687 return EINVAL;
688 scp->xsize = 80;
689 scp->ysize = 43;
690 break;
691 case M_VGA_C80x30: case M_VGA_M80x30:
692 scp->xsize = 80;
693 scp->ysize = 30;
694 break;
695 default:
696 if ((cmd & 0xff) > M_VGA_CG320)
697 return EINVAL;
698 else
699 scp->xsize = *(video_mode_ptr+((cmd&0xff)*64));
700 scp->ysize = *(video_mode_ptr+((cmd&0xff)*64)+1)+1;
701 break;
702 }
703 scp->mode = cmd & 0xff;
704 scp->status &= ~UNKNOWN_MODE; /* text mode */
705 free(scp->scr_buf, M_DEVBUF);
706 scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short),
707 M_DEVBUF, M_NOWAIT);
708 if (scp == cur_console)
709 set_mode(scp);
710 clear_screen(scp);
711 if (tp->t_winsize.ws_col != scp->xsize
712 || tp->t_winsize.ws_row != scp->ysize) {
713 tp->t_winsize.ws_col = scp->xsize;
714 tp->t_winsize.ws_row = scp->ysize;
715 pgsignal(tp->t_pgrp, SIGWINCH, 1);
716 }
717 return 0;
718
719 /* GRAPHICS MODES */
720 case SW_BG320: case SW_BG640:
721 case SW_CG320: case SW_CG320_D: case SW_CG640_E:
722 case SW_CG640x350: case SW_ENH_CG640:
723 case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320:
724
725 if (!crtc_vga || video_mode_ptr == NULL)
726 return ENXIO;
727 scp->mode = cmd & 0xFF;
728 scp->status |= UNKNOWN_MODE; /* graphics mode */
729 scp->xsize = (*(video_mode_ptr + (scp->mode*64))) * 8;
730 scp->ysize = (*(video_mode_ptr + (scp->mode*64) + 1) + 1) *
731 (*(video_mode_ptr + (scp->mode*64) + 2));
732 set_mode(scp);
733 /* clear_graphics();*/
734
735 if (tp->t_winsize.ws_xpixel != scp->xsize
736 || tp->t_winsize.ws_ypixel != scp->ysize) {
737 tp->t_winsize.ws_xpixel = scp->xsize;
738 tp->t_winsize.ws_ypixel = scp->ysize;
739 pgsignal(tp->t_pgrp, SIGWINCH, 1);
740 }
741 return 0;
742
743 case VT_SETMODE: /* set screen switcher mode */
744 bcopy(data, &scp->smode, sizeof(struct vt_mode));
745 if (scp->smode.mode == VT_PROCESS) {
746 scp->proc = p;
747 scp->pid = scp->proc->p_pid;
748 }
749 return 0;
750
751 case VT_GETMODE: /* get screen switcher mode */
752 bcopy(&scp->smode, data, sizeof(struct vt_mode));
753 return 0;
754
755 case VT_RELDISP: /* screen switcher ioctl */
756 switch(*data) {
757 case VT_FALSE: /* user refuses to release screen, abort */
758 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) {
759 old_scp->status &= ~SWITCH_WAIT_REL;
760 switch_in_progress = FALSE;
761 return 0;
762 }
763 return EINVAL;
764
765 case VT_TRUE: /* user has released screen, go on */
766 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) {
767 scp->status &= ~SWITCH_WAIT_REL;
768 exchange_scr();
769 if (new_scp->smode.mode == VT_PROCESS) {
770 new_scp->status |= SWITCH_WAIT_ACQ;
771 psignal(new_scp->proc, new_scp->smode.acqsig);
772 }
773 else
774 switch_in_progress = FALSE;
775 return 0;
776 }
777 return EINVAL;
778
779 case VT_ACKACQ: /* acquire acknowledged, switch completed */
780 if (scp == new_scp && (scp->status & SWITCH_WAIT_ACQ)) {
781 scp->status &= ~SWITCH_WAIT_ACQ;
782 switch_in_progress = FALSE;
783 return 0;
784 }
785 return EINVAL;
786
787 default:
788 return EINVAL;
789 }
790 /* NOT REACHED */
791
792 case VT_OPENQRY: /* return free virtual console */
793 for (i = 0; i < MAXCONS; i++) {
794 tp = VIRTUAL_TTY(i);
795 if (!(tp->t_state & TS_ISOPEN)) {
796 *data = i + 1;
797 return 0;
798 }
799 }
800 return EINVAL;
801
802 case VT_ACTIVATE: /* switch to screen *data */
803 return switch_scr(scp, (*data) - 1);
804
805 case VT_WAITACTIVE: /* wait for switch to occur */
806 if (*data > MAXCONS || *data < 0)
807 return EINVAL;
808 if (minor(dev) == (*data) - 1)
809 return 0;
810 if (*data == 0) {
811 if (scp == cur_console)
812 return 0;
813 }
814 else
815 scp = console[(*data) - 1];
816 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH,
817 "waitvt", 0)) == ERESTART) ;
818 return error;
819
820 case VT_GETACTIVE:
821 *data = get_scr_num()+1;
822 return 0;
823
824 case KDENABIO: /* allow io operations */
825 fp = (struct trapframe *)p->p_md.md_regs;
826 fp->tf_eflags |= PSL_IOPL;
827 return 0;
828
829 case KDDISABIO: /* disallow io operations (default) */
830 fp = (struct trapframe *)p->p_md.md_regs;
831 fp->tf_eflags &= ~PSL_IOPL;
832 return 0;
833
834 case KDSETMODE: /* set current mode of this (virtual) console */
835 switch (*data) {
836 case KD_TEXT: /* switch to TEXT (known) mode */
837 /* restore fonts & palette ! */
838 if (crtc_vga) {
839 if (fonts_loaded & FONT_8)
840 copy_font(LOAD, FONT_8, font_8);
841 if (fonts_loaded & FONT_14)
842 copy_font(LOAD, FONT_14, font_14);
843 if (fonts_loaded & FONT_16)
844 copy_font(LOAD, FONT_16, font_16);
845 if (configuration & CHAR_CURSOR)
846 set_destructive_cursor(scp, TRUE);
847 load_palette();
848 }
849 /* FALL THROUGH */
850
851 case KD_TEXT1: /* switch to TEXT (known) mode */
852 /* no restore fonts & palette */
853 scp->status &= ~UNKNOWN_MODE;
854 if (crtc_vga && video_mode_ptr)
855 set_mode(scp);
856 clear_screen(scp);
857 return 0;
858
859 case KD_GRAPHICS: /* switch to GRAPHICS (unknown) mode */
860 scp->status |= UNKNOWN_MODE;
861 return 0;
862 default:
863 return EINVAL;
864 }
865 /* NOT REACHED */
866
867 case KDGETMODE: /* get current mode of this (virtual) console */
868 *data = (scp->status & UNKNOWN_MODE) ? KD_GRAPHICS : KD_TEXT;
869 return 0;
870
871 case KDSBORDER: /* set border color of this (virtual) console */
872 if (!crtc_vga)
873 return ENXIO;
874 scp->border = *data;
875 if (scp == cur_console)
876 set_border(scp->border);
877 return 0;
878
879 case KDSKBSTATE: /* set keyboard state (locks) */
880 if (*data >= 0 && *data <= LOCK_KEY_MASK) {
881 scp->status &= ~LOCK_KEY_MASK;
882 scp->status |= *data;
883 if (scp == cur_console)
884 update_leds(scp->status);
885 return 0;
886 }
887 return EINVAL;
888
889 case KDGKBSTATE: /* get keyboard state (locks) */
890 *data = scp->status & LOCK_KEY_MASK;
891 return 0;
892
893 case KDSETRAD: /* set keyboard repeat & delay rates */
894 if (*data & 0x80)
895 return EINVAL;
896 i = spltty();
897 kbd_cmd(KB_SETRAD);
898 kbd_cmd(*data);
899 splx(i);
900 return 0;
901
902 case KDSKBMODE: /* set keyboard mode */
903 switch (*data) {
904 case K_RAW: /* switch to RAW scancode mode */
905 scp->status |= KBD_RAW_MODE;
906 return 0;
907
908 case K_XLATE: /* switch to XLT ascii mode */
909 if (scp == cur_console && scp->status == KBD_RAW_MODE)
910 shfts = ctls = alts = agrs = metas = 0;
911 scp->status &= ~KBD_RAW_MODE;
912 return 0;
913 default:
914 return EINVAL;
915 }
916 /* NOT REACHED */
917
918 case KDGKBMODE: /* get keyboard mode */
919 *data = (scp->status & KBD_RAW_MODE) ? K_RAW : K_XLATE;
920 return 0;
921
922 case KDMKTONE: /* sound the bell */
923 if (*(int*)data)
924 do_bell(scp, (*(int*)data)&0xffff,
925 (((*(int*)data)>>16)&0xffff)*hz/1000);
926 else
927 do_bell(scp, scp->bell_pitch, scp->bell_duration);
928 return 0;
929
930 case KIOCSOUND: /* make tone (*data) hz */
931 if (scp == cur_console) {
932 if (*(int*)data) {
933 int pitch = TIMER_FREQ/(*(int*)data);
934
935 /* set command for counter 2, 2 byte write */
936 if (acquire_timer2(TIMER_16BIT|TIMER_SQWAVE))
937 return EBUSY;
938
939 /* set pitch */
940 outb(TIMER_CNTR2, pitch);
941 outb(TIMER_CNTR2, (pitch>>8));
942
943 /* enable counter 2 output to speaker */
944 outb(IO_PPI, inb(IO_PPI) | 3);
945 }
946 else {
947 /* disable counter 2 output to speaker */
948 outb(IO_PPI, inb(IO_PPI) & 0xFC);
949 release_timer2();
950 }
951 }
952 return 0;
953
954 case KDGKBTYPE: /* get keyboard type */
955 *data = 0; /* type not known (yet) */
956 return 0;
957
958 case KDSETLED: /* set keyboard LED status */
959 if (*data >= 0 && *data <= LED_MASK) {
960 scp->status &= ~LED_MASK;
961 scp->status |= *data;
962 if (scp == cur_console)
963 update_leds(scp->status);
964 return 0;
965 }
966 return EINVAL;
967
968 case KDGETLED: /* get keyboard LED status */
969 *data = scp->status & LED_MASK;
970 return 0;
971
972 case GETFKEY: /* get functionkey string */
973 if (*(u_short*)data < n_fkey_tab) {
974 fkeyarg_t *ptr = (fkeyarg_t*)data;
975 bcopy(&fkey_tab[ptr->keynum].str, ptr->keydef,
976 fkey_tab[ptr->keynum].len);
977 ptr->flen = fkey_tab[ptr->keynum].len;
978 return 0;
979 }
980 else
981 return EINVAL;
982
983 case SETFKEY: /* set functionkey string */
984 if (*(u_short*)data < n_fkey_tab) {
985 fkeyarg_t *ptr = (fkeyarg_t*)data;
986 bcopy(ptr->keydef, &fkey_tab[ptr->keynum].str,
987 min(ptr->flen, MAXFK));
988 fkey_tab[ptr->keynum].len = min(ptr->flen, MAXFK);
989 return 0;
990 }
991 else
992 return EINVAL;
993
994 case GIO_SCRNMAP: /* get output translation table */
995 bcopy(&scr_map, data, sizeof(scr_map));
996 return 0;
997
998 case PIO_SCRNMAP: /* set output translation table */
999 bcopy(data, &scr_map, sizeof(scr_map));
1000 return 0;
1001
1002 case GIO_KEYMAP: /* get keyboard translation table */
1003 bcopy(&key_map, data, sizeof(key_map));
1004 return 0;
1005
1006 case PIO_KEYMAP: /* set keyboard translation table */
1007 bcopy(data, &key_map, sizeof(key_map));
1008 return 0;
1009
1010 case PIO_FONT8x8: /* set 8x8 dot font */
1011 if (!crtc_vga)
1012 return ENXIO;
1013 bcopy(data, font_8, 8*256);
1014 fonts_loaded |= FONT_8;
1015 copy_font(LOAD, FONT_8, font_8);
1016 if (configuration & CHAR_CURSOR)
1017 set_destructive_cursor(scp, TRUE);
1018 return 0;
1019
1020 case GIO_FONT8x8: /* get 8x8 dot font */
1021 if (!crtc_vga)
1022 return ENXIO;
1023 if (fonts_loaded & FONT_8) {
1024 bcopy(font_8, data, 8*256);
1025 return 0;
1026 }
1027 else
1028 return ENXIO;
1029
1030 case PIO_FONT8x14: /* set 8x14 dot font */
1031 if (!crtc_vga)
1032 return ENXIO;
1033 bcopy(data, font_14, 14*256);
1034 fonts_loaded |= FONT_14;
1035 copy_font(LOAD, FONT_14, font_14);
1036 if (configuration & CHAR_CURSOR)
1037 set_destructive_cursor(scp, TRUE);
1038 return 0;
1039
1040 case GIO_FONT8x14: /* get 8x14 dot font */
1041 if (!crtc_vga)
1042 return ENXIO;
1043 if (fonts_loaded & FONT_14) {
1044 bcopy(font_14, data, 14*256);
1045 return 0;
1046 }
1047 else
1048 return ENXIO;
1049
1050 case PIO_FONT8x16: /* set 8x16 dot font */
1051 if (!crtc_vga)
1052 return ENXIO;
1053 bcopy(data, font_16, 16*256);
1054 fonts_loaded |= FONT_16;
1055 copy_font(LOAD, FONT_16, font_16);
1056 if (configuration & CHAR_CURSOR)
1057 set_destructive_cursor(scp, TRUE);
1058 return 0;
1059
1060 case GIO_FONT8x16: /* get 8x16 dot font */
1061 if (!crtc_vga)
1062 return ENXIO;
1063 if (fonts_loaded & FONT_16) {
1064 bcopy(font_16, data, 16*256);
1065 return 0;
1066 }
1067 else
1068 return ENXIO;
1069 default:
1070 break;
1071 }
1072
1073 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p);
1074 if (error >= 0)
1075 return(error);
1076 error = ttioctl(tp, cmd, data, flag);
1077 if (error >= 0)
1078 return(error);
1079 return(ENOTTY);
1080}
1081
1082void
1083scstart(struct tty *tp)
1084{
1085 struct clist *rbp;
1086 int i, s, len;
1087 u_char buf[PCBURST];
1088 scr_stat *scp = get_scr_stat(tp->t_dev);
1089
1090 /* XXX who repeats the call when the above flags are cleared? */
1091 if (scp->status & SLKED || blink_in_progress)
1092 return;
1093 s = spltty();
1094 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) {
1095 tp->t_state |= TS_BUSY;
1096 rbp = &tp->t_outq;
1097 while (rbp->c_cc) {
1098 len = q_to_b(rbp, buf, PCBURST);
1099 splx(s);
1100 ansi_put(scp, buf, len);
1101 s = spltty();
1102 }
1103 tp->t_state &= ~TS_BUSY;
1104 ttwwakeup(tp);
1105 }
1106 splx(s);
1107}
1108
1109void
1110pccnprobe(struct consdev *cp)
1111{
1112 int maj;
1113
1114 /* locate the major number */
1115 for (maj = 0; maj < nchrdev; maj++)
1116 if ((void*)cdevsw[maj].d_open == (void*)scopen)
1117 break;
1118
1119 /* initialize required fields */
1120 cp->cn_dev = makedev(maj, MAXCONS);
1121 cp->cn_pri = CN_INTERNAL;
1122}
1123
1124void
1125pccninit(struct consdev *cp)
1126{
1127 scinit();
1128}
1129
1130void
1131pccnputc(dev_t dev, int c)
1132{
1133 u_char buf[1];
1134 scr_stat *scp = console[0];
1135 term_stat save = scp->term;
1136
1137 scp->term = kernel_console;
1138 current_default = &kernel_default;
1139 if (scp->scr_buf == Crtat)
1140 draw_cursor(scp, FALSE);
1141 buf[0] = c;
1142 ansi_put(scp, buf, 1);
1143 kernel_console = scp->term;
1144 current_default = &user_default;
1145 scp->term = save;
1146 if (scp == cur_console /* && scrn_timer not running */) {
1147 if (scp->scr_buf != Crtat && (scp->start <= scp->end)) {
1148 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start,
1149 (1 + scp->end - scp->start) * sizeof(u_short));
1150 scp->start = scp->xsize * scp->ysize;
1151 scp->end = 0;
1152 scp->status &= ~CURSOR_SHOWN;
1153 }
1154 draw_cursor(scp, TRUE);
1155 }
1156}
1157
1158int
1159pccngetc(dev_t dev)
1160{
1161 int s = spltty(); /* block scintr while we poll */
1162 int c = scgetc(0);
1163 splx(s);
1164 return(c);
1165}
1166
1167int
1168pccncheckc(dev_t dev)
1169{
1170 return (scgetc(1) & 0xff);
1171}
1172
1173static void
1174scrn_timer()
1175{
1176 static int cursor_blinkrate;
1177 scr_stat *scp = cur_console;
1178
1179 /* should we just return ? */
1180 if ((scp->status&UNKNOWN_MODE) || blink_in_progress || switch_in_progress) {
1181 timeout((timeout_func_t)scrn_timer, 0, hz/10);
1182 return;
1183 }
1184
1185 if (!scrn_blanked) {
1186 /* update screen image */
1187 if (scp->start <= scp->end) {
1188 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start,
1189 (1 + scp->end - scp->start) * sizeof(u_short));
1190 scp->status &= ~CURSOR_SHOWN;
1191 scp->start = scp->xsize * scp->ysize;
1192 scp->end = 0;
1193 }
1194 /* update "pseudo" mouse arrow */
1195 if ((scp->status & MOUSE_ENABLED) && (scp->status & UPDATE_MOUSE))
1196 draw_mouse_image(scp);
1197
1198 /* update cursor image */
1199 if (scp->status & CURSOR_ENABLED)
1200 draw_cursor(scp,
1201 !(configuration&BLINK_CURSOR) || !(cursor_blinkrate++&0x04));
1202 }
1203 if (scrn_blank_time && (time.tv_sec>scrn_time_stamp+scrn_blank_time))
1204 (*current_saver)(TRUE);
1205 timeout((timeout_func_t)scrn_timer, 0, hz/25);
1206}
1207
1208static void
1209clear_screen(scr_stat *scp)
1210{
1211 move_crsr(scp, 0, 0);
1212 fillw(scp->term.cur_attr | scr_map[0x20], scp->scr_buf,
1213 scp->xsize * scp->ysize);
1214 mark_all(scp);
1215}
1216
1217static int
1218switch_scr(scr_stat *scp, u_int next_scr)
1219{
1220 if (switch_in_progress && (cur_console->proc != pfind(cur_console->pid)))
1221 switch_in_progress = FALSE;
1222
1223 if (next_scr >= MAXCONS || switch_in_progress ||
1224 (cur_console->smode.mode == VT_AUTO
1225 && cur_console->status & UNKNOWN_MODE)) {
1226 do_bell(scp, BELL_PITCH, BELL_DURATION);
1227 return EINVAL;
1228 }
1229
1230 /* is the wanted virtual console open ? */
1231 if (next_scr) {
1232 struct tty *tp = VIRTUAL_TTY(next_scr);
1233 if (!(tp->t_state & TS_ISOPEN)) {
1234 do_bell(scp, BELL_PITCH, BELL_DURATION);
1235 return EINVAL;
1236 }
1237 }
1238 /* delay switch if actively updating screen */
1239 if (write_in_progress || blink_in_progress) {
1240 delayed_next_scr = next_scr+1;
1241 return 0;
1242 }
1243 switch_in_progress = TRUE;
1244 old_scp = cur_console;
1245 new_scp = console[next_scr];
1246 wakeup((caddr_t)&new_scp->smode);
1247 if (new_scp == old_scp) {
1248 switch_in_progress = FALSE;
1249 delayed_next_scr = FALSE;
1250 return 0;
1251 }
1252
1253 /* has controlling process died? */
1254 if (old_scp->proc && (old_scp->proc != pfind(old_scp->pid)))
1255 old_scp->smode.mode = VT_AUTO;
1256 if (new_scp->proc && (new_scp->proc != pfind(new_scp->pid)))
1257 new_scp->smode.mode = VT_AUTO;
1258
1259 /* check the modes and switch approbiatly */
1260 if (old_scp->smode.mode == VT_PROCESS) {
1261 old_scp->status |= SWITCH_WAIT_REL;
1262 psignal(old_scp->proc, old_scp->smode.relsig);
1263 }
1264 else {
1265 exchange_scr();
1266 if (new_scp->smode.mode == VT_PROCESS) {
1267 new_scp->status |= SWITCH_WAIT_ACQ;
1268 psignal(new_scp->proc, new_scp->smode.acqsig);
1269 }
1270 else
1271 switch_in_progress = FALSE;
1272 }
1273 return 0;
1274}
1275
1276static void
1277exchange_scr(void)
1278{
1279 move_crsr(old_scp, old_scp->xpos, old_scp->ypos);
1280 cur_console = new_scp;
1281 if (old_scp->mode != new_scp->mode || (old_scp->status & UNKNOWN_MODE)){
1282 if (crtc_vga && video_mode_ptr)
1283 set_mode(new_scp);
1284 }
1285 move_crsr(new_scp, new_scp->xpos, new_scp->ypos);
1286 if ((old_scp->status & UNKNOWN_MODE) && crtc_vga) {
1287 if (fonts_loaded & FONT_8)
1288 copy_font(LOAD, FONT_8, font_8);
1289 if (fonts_loaded & FONT_14)
1290 copy_font(LOAD, FONT_14, font_14);
1291 if (fonts_loaded & FONT_16)
1292 copy_font(LOAD, FONT_16, font_16);
1293 if (configuration & CHAR_CURSOR)
1294 set_destructive_cursor(new_scp, TRUE);
1295 load_palette();
1296 }
1297 if (old_scp->status & KBD_RAW_MODE || new_scp->status & KBD_RAW_MODE)
1298 shfts = ctls = alts = agrs = metas = 0;
1299 update_leds(new_scp->status);
1300 delayed_next_scr = FALSE;
1301 bcopyw(new_scp->scr_buf, Crtat,
1302 (new_scp->xsize*new_scp->ysize)*sizeof(u_short));
1303 new_scp->status &= ~CURSOR_SHOWN;
1304}
1305
1306static inline void
1307move_crsr(scr_stat *scp, int x, int y)
1308{
1309 if (x < 0 || y < 0 || x >= scp->xsize || y >= scp->ysize)
1310 return;
1311 scp->xpos = x;
1312 scp->ypos = y;
1313 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1314 scp->cursor_pos = scp->scr_buf + scp->ypos * scp->xsize + scp->xpos;
1315 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1316}
1317
1318static void
1319scan_esc(scr_stat *scp, u_char c)
1320{
1321 static u_char ansi_col[16] =
1322 {0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15};
1323 int i, n;
1324 u_short *src, *dst, count;
1325
1326 if (scp->term.esc == 1) {
1327 switch (c) {
1328
1329 case '[': /* Start ESC [ sequence */
1330 scp->term.esc = 2;
1331 scp->term.last_param = -1;
1332 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++)
1333 scp->term.param[i] = 1;
1334 scp->term.num_param = 0;
1335 return;
1336
1337 case 'M': /* Move cursor up 1 line, scroll if at top */
1338 if (scp->ypos > 0)
1339 move_crsr(scp, scp->xpos, scp->ypos - 1);
1340 else {
1341 bcopyw(scp->scr_buf, scp->scr_buf + scp->xsize,
1342 (scp->ysize - 1) * scp->xsize * sizeof(u_short));
1343 fillw(scp->term.cur_attr | scr_map[0x20],
1344 scp->scr_buf, scp->xsize);
1345 mark_all(scp);
1346 }
1347 break;
1348#if notyet
1349 case 'Q':
1350 scp->term.esc = 4;
1351 break;
1352#endif
1353 case 'c': /* Clear screen & home */
1354 clear_screen(scp);
1355 break;
1356 }
1357 }
1358 else if (scp->term.esc == 2) {
1359 if (c >= '0' && c <= '9') {
1360 if (scp->term.num_param < MAX_ESC_PAR) {
1361 if (scp->term.last_param != scp->term.num_param) {
1362 scp->term.last_param = scp->term.num_param;
1363 scp->term.param[scp->term.num_param] = 0;
1364 }
1365 else
1366 scp->term.param[scp->term.num_param] *= 10;
1367 scp->term.param[scp->term.num_param] += c - '0';
1368 return;
1369 }
1370 }
1371 scp->term.num_param = scp->term.last_param + 1;
1372 switch (c) {
1373
1374 case ';':
1375 if (scp->term.num_param < MAX_ESC_PAR)
1376 return;
1377 break;
1378
1379 case '=':
1380 scp->term.esc = 3;
1381 scp->term.last_param = -1;
1382 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++)
1383 scp->term.param[i] = 1;
1384 scp->term.num_param = 0;
1385 return;
1386
1387 case 'A': /* up n rows */
1388 n = scp->term.param[0]; if (n < 1) n = 1;
1389 move_crsr(scp, scp->xpos, scp->ypos - n);
1390 break;
1391
1392 case 'B': /* down n rows */
1393 n = scp->term.param[0]; if (n < 1) n = 1;
1394 move_crsr(scp, scp->xpos, scp->ypos + n);
1395 break;
1396
1397 case 'C': /* right n columns */
1398 n = scp->term.param[0]; if (n < 1) n = 1;
1399 move_crsr(scp, scp->xpos + n, scp->ypos);
1400 break;
1401
1402 case 'D': /* left n columns */
1403 n = scp->term.param[0]; if (n < 1) n = 1;
1404 move_crsr(scp, scp->xpos - n, scp->ypos);
1405 break;
1406
1407 case 'E': /* cursor to start of line n lines down */
1408 n = scp->term.param[0]; if (n < 1) n = 1;
1409 move_crsr(scp, 0, scp->ypos + n);
1410 break;
1411
1412 case 'F': /* cursor to start of line n lines up */
1413 n = scp->term.param[0]; if (n < 1) n = 1;
1414 move_crsr(scp, 0, scp->ypos - n);
1415 break;
1416
1417 case 'f': /* Cursor move */
1418 case 'H':
1419 if (scp->term.num_param == 0)
1420 move_crsr(scp, 0, 0);
1421 else if (scp->term.num_param == 2)
1422 move_crsr(scp, scp->term.param[1] - 1, scp->term.param[0] - 1);
1423 break;
1424
1425 case 'J': /* Clear all or part of display */
1426 if (scp->term.num_param == 0)
1427 n = 0;
1428 else
1429 n = scp->term.param[0];
1430 switch (n) {
1431 case 0: /* clear form cursor to end of display */
1432 fillw(scp->term.cur_attr | scr_map[0x20],
1433 scp->cursor_pos,
1434 scp->scr_buf + scp->xsize * scp->ysize - scp->cursor_pos);
1435 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1436 mark_for_update(scp, scp->xsize * scp->ysize);
1437 break;
1438 case 1: /* clear from beginning of display to cursor */
1439 fillw(scp->term.cur_attr | scr_map[0x20],
1440 scp->scr_buf,
1441 scp->cursor_pos - scp->scr_buf);
1442 mark_for_update(scp, 0);
1443 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1444 break;
1445 case 2: /* clear entire display */
1446 clear_screen(scp);
1447 break;
1448 }
1449 break;
1450
1451 case 'K': /* Clear all or part of line */
1452 if (scp->term.num_param == 0)
1453 n = 0;
1454 else
1455 n = scp->term.param[0];
1456 switch (n) {
1457 case 0: /* clear form cursor to end of line */
1458 fillw(scp->term.cur_attr | scr_map[0x20],
1459 scp->cursor_pos,
1460 scp->xsize - scp->xpos);
1461 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1462 mark_for_update(scp, scp->cursor_pos - scp->scr_buf +
1463 scp->xsize - scp->xpos);
1464 break;
1465 case 1: /* clear from beginning of line to cursor */
1466 fillw(scp->term.cur_attr|scr_map[0x20],
1467 scp->cursor_pos - (scp->xsize - scp->xpos),
1468 (scp->xsize - scp->xpos) + 1);
1469 mark_for_update(scp, scp->ypos * scp->xsize);
1470 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1471 break;
1472 case 2: /* clear entire line */
1473 fillw(scp->term.cur_attr|scr_map[0x20],
1474 scp->cursor_pos - (scp->xsize - scp->xpos),
1475 scp->xsize);
1476 mark_for_update(scp, scp->ypos * scp->xsize);
1477 mark_for_update(scp, (scp->ypos + 1) * scp->xsize);
1478 break;
1479 }
1480 break;
1481
1482 case 'L': /* Insert n lines */
1483 n = scp->term.param[0]; if (n < 1) n = 1;
1484 if (n > scp->ysize - scp->ypos)
1485 n = scp->ysize - scp->ypos;
1486 src = scp->scr_buf + scp->ypos * scp->xsize;
1487 dst = src + n * scp->xsize;
1488 count = scp->ysize - (scp->ypos + n);
1489 bcopyw(src, dst, count * scp->xsize * sizeof(u_short));
1490 fillw(scp->term.cur_attr | scr_map[0x20], src,
1491 n * scp->xsize);
1492 mark_for_update(scp, scp->ypos * scp->xsize);
1493 mark_for_update(scp, scp->xsize * scp->ysize);
1494 break;
1495
1496 case 'M': /* Delete n lines */
1497 n = scp->term.param[0]; if (n < 1) n = 1;
1498 if (n > scp->ysize - scp->ypos)
1499 n = scp->ysize - scp->ypos;
1500 dst = scp->scr_buf + scp->ypos * scp->xsize;
1501 src = dst + n * scp->xsize;
1502 count = scp->ysize - (scp->ypos + n);
1503 bcopyw(src, dst, count * scp->xsize * sizeof(u_short));
1504 src = dst + count * scp->xsize;
1505 fillw(scp->term.cur_attr | scr_map[0x20], src,
1506 n * scp->xsize);
1507 mark_for_update(scp, scp->ypos * scp->xsize);
1508 mark_for_update(scp, scp->xsize * scp->ysize);
1509 break;
1510
1511 case 'P': /* Delete n chars */
1512 n = scp->term.param[0]; if (n < 1) n = 1;
1513 if (n > scp->xsize - scp->xpos)
1514 n = scp->xsize - scp->xpos;
1515 dst = scp->cursor_pos;
1516 src = dst + n;
1517 count = scp->xsize - (scp->xpos + n);
1518 bcopyw(src, dst, count * sizeof(u_short));
1519 src = dst + count;
1520 fillw(scp->term.cur_attr | scr_map[0x20], src, n);
1521 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1522 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count);
1523 break;
1524
1525 case '@': /* Insert n chars */
1526 n = scp->term.param[0]; if (n < 1) n = 1;
1527 if (n > scp->xsize - scp->xpos)
1528 n = scp->xsize - scp->xpos;
1529 src = scp->cursor_pos;
1530 dst = src + n;
1531 count = scp->xsize - (scp->xpos + n);
1532 bcopyw(src, dst, count * sizeof(u_short));
1533 fillw(scp->term.cur_attr | scr_map[0x20], src, n);
1534 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1535 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count);
1536 break;
1537
1538 case 'S': /* scroll up n lines */
1539 n = scp->term.param[0]; if (n < 1) n = 1;
1540 if (n > scp->ysize)
1541 n = scp->ysize;
1542 bcopyw(scp->scr_buf + (scp->xsize * n),
1543 scp->scr_buf,
1544 scp->xsize * (scp->ysize - n) * sizeof(u_short));
1545 fillw(scp->term.cur_attr | scr_map[0x20],
1546 scp->scr_buf + scp->xsize * (scp->ysize - n),
1547 scp->xsize * n);
1548 mark_all(scp);
1549 break;
1550
1551 case 'T': /* scroll down n lines */
1552 n = scp->term.param[0]; if (n < 1) n = 1;
1553 if (n > scp->ysize)
1554 n = scp->ysize;
1555 bcopyw(scp->scr_buf,
1556 scp->scr_buf + (scp->xsize * n),
1557 scp->xsize * (scp->ysize - n) *
1558 sizeof(u_short));
1559 fillw(scp->term.cur_attr | scr_map[0x20],
1560 scp->scr_buf, scp->xsize * n);
1561 mark_all(scp);
1562 break;
1563
1564 case 'X': /* erase n characters in line */
1565 n = scp->term.param[0]; if (n < 1) n = 1;
1566 if (n > scp->xsize - scp->xpos)
1567 n = scp->xsize - scp->xpos;
1568 fillw(scp->term.cur_attr | scr_map[0x20],
1569 scp->scr_buf + scp->xpos +
1570 ((scp->xsize*scp->ypos) * sizeof(u_short)), n);
1571 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1572 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n);
1573 break;
1574
1575 case 'Z': /* move n tabs backwards */
1576 n = scp->term.param[0]; if (n < 1) n = 1;
1577 if ((i = scp->xpos & 0xf8) == scp->xpos)
1578 i -= 8*n;
1579 else
1580 i -= 8*(n-1);
1581 if (i < 0)
1582 i = 0;
1583 move_crsr(scp, i, scp->ypos);
1584 break;
1585
1586 case '`': /* move cursor to column n */
1587 n = scp->term.param[0]; if (n < 1) n = 1;
1588 move_crsr(scp, n - 1, scp->ypos);
1589 break;
1590
1591 case 'a': /* move cursor n columns to the right */
1592 n = scp->term.param[0]; if (n < 1) n = 1;
1593 move_crsr(scp, scp->xpos + n, scp->ypos);
1594 break;
1595
1596 case 'd': /* move cursor to row n */
1597 n = scp->term.param[0]; if (n < 1) n = 1;
1598 move_crsr(scp, scp->xpos, n - 1);
1599 break;
1600
1601 case 'e': /* move cursor n rows down */
1602 n = scp->term.param[0]; if (n < 1) n = 1;
1603 move_crsr(scp, scp->xpos, scp->ypos + n);
1604 break;
1605
1606 case 'm': /* change attribute */
1607 if (scp->term.num_param == 0) {
1608 scp->term.cur_attr = scp->term.std_attr;
1609 break;
1610 }
1611 for (i = 0; i < scp->term.num_param; i++) {
1612 switch (n = scp->term.param[i]) {
1613 case 0: /* back to normal */
1614 scp->term.cur_attr = scp->term.std_attr;
1615 break;
1616 case 1: /* highlight (bold) */
1617 scp->term.cur_attr &= 0xFF00;
1618 scp->term.cur_attr |= 0x0800;
1619 break;
1620 case 4: /* highlight (underline) */
1621 scp->term.cur_attr &= 0xFF00;
1622 scp->term.cur_attr |= 0x0800;
1623 break;
1624 case 5: /* blink */
1625 scp->term.cur_attr &= 0xFF00;
1626 scp->term.cur_attr |= 0x8000;
1627 break;
1628 case 7: /* reverse video */
1629 scp->term.cur_attr = scp->term.rev_attr;
1630 break;
1631 case 30: case 31: /* set fg color */
1632 case 32: case 33: case 34:
1633 case 35: case 36: case 37:
1634 scp->term.cur_attr =
1635 (scp->term.cur_attr&0xF8FF) | (ansi_col[(n-30)&7]<<8);
1636 break;
1637 case 40: case 41: /* set bg color */
1638 case 42: case 43: case 44:
1639 case 45: case 46: case 47:
1640 scp->term.cur_attr =
1641 (scp->term.cur_attr&0x8FFF) | (ansi_col[(n-40)&7]<<12);
1642 break;
1643 }
1644 }
1645 break;
1646
1647 case 'x':
1648 if (scp->term.num_param == 0)
1649 n = 0;
1650 else
1651 n = scp->term.param[0];
1652 switch (n) {
1653 case 0: /* reset attributes */
1654 scp->term.cur_attr = scp->term.std_attr =
1655 current_default->std_attr;
1656 scp->term.rev_attr = current_default->rev_attr;
1657 break;
1658 case 1: /* set ansi background */
1659 scp->term.cur_attr = scp->term.std_attr =
1660 (scp->term.std_attr & 0x0F00) |
1661 (ansi_col[(scp->term.param[1])&0x0F]<<12);
1662 break;
1663 case 2: /* set ansi foreground */
1664 scp->term.cur_attr = scp->term.std_attr =
1665 (scp->term.std_attr & 0xF000) |
1666 (ansi_col[(scp->term.param[1])&0x0F]<<8);
1667 break;
1668 case 3: /* set ansi attribute directly */
1669 scp->term.cur_attr = scp->term.std_attr =
1670 (scp->term.param[1]&0xFF)<<8;
1671 break;
1672 case 5: /* set ansi reverse video background */
1673 scp->term.rev_attr =
1674 (scp->term.rev_attr & 0x0F00) |
1675 (ansi_col[(scp->term.param[1])&0x0F]<<12);
1676 break;
1677 case 6: /* set ansi reverse video foreground */
1678 scp->term.rev_attr =
1679 (scp->term.rev_attr & 0xF000) |
1680 (ansi_col[(scp->term.param[1])&0x0F]<<8);
1681 break;
1682 case 7: /* set ansi reverse video directly */
1683 scp->term.rev_attr =
1684 (scp->term.param[1]&0xFF)<<8;
1685 break;
1686 }
1687 break;
1688
1689 case 'z': /* switch to (virtual) console n */
1690 if (scp->term.num_param == 1)
1691 switch_scr(scp, scp->term.param[0]);
1692 break;
1693 }
1694 }
1695 else if (scp->term.esc == 3) {
1696 if (c >= '0' && c <= '9') {
1697 if (scp->term.num_param < MAX_ESC_PAR) {
1698 if (scp->term.last_param != scp->term.num_param) {
1699 scp->term.last_param = scp->term.num_param;
1700 scp->term.param[scp->term.num_param] = 0;
1701 }
1702 else
1703 scp->term.param[scp->term.num_param] *= 10;
1704 scp->term.param[scp->term.num_param] += c - '0';
1705 return;
1706 }
1707 }
1708 scp->term.num_param = scp->term.last_param + 1;
1709 switch (c) {
1710
1711 case ';':
1712 if (scp->term.num_param < MAX_ESC_PAR)
1713 return;
1714 break;
1715
1716 case 'A': /* set display border color */
1717 if (scp->term.num_param == 1)
1718 scp->border=scp->term.param[0] & 0xff;
1719 if (scp == cur_console)
1720 set_border(scp->border);
1721 break;
1722
1723 case 'B': /* set bell pitch and duration */
1724 if (scp->term.num_param == 2) {
1725 scp->bell_pitch = scp->term.param[0];
1726 scp->bell_duration = scp->term.param[1]*10;
1727 }
1728 break;
1729
1730 case 'C': /* set cursor type & shape */
1731 if (scp->term.num_param == 1) {
1732 if (scp->term.param[0] & 0x01)
1733 configuration |= BLINK_CURSOR;
1734 else
1735 configuration &= ~BLINK_CURSOR;
1736 if (scp->term.param[0] & 0x02) {
1737 configuration |= CHAR_CURSOR;
1738 set_destructive_cursor(scp, TRUE);
1739 } else
1740 configuration &= ~CHAR_CURSOR;
1741 }
1742 else if (scp->term.num_param == 2) {
1743 scp->cursor_start = scp->term.param[0] & 0x1F;
1744 scp->cursor_end = scp->term.param[1] & 0x1F;
1745 if (configuration & CHAR_CURSOR)
1746 set_destructive_cursor(scp, TRUE);
1747 }
1748 break;
1749
1750 case 'F': /* set ansi foreground */
1751 if (scp->term.num_param == 1)
1752 scp->term.cur_attr = scp->term.std_attr =
1753 (scp->term.std_attr & 0xF000)
1754 | ((scp->term.param[0] & 0x0F) << 8);
1755 break;
1756
1757 case 'G': /* set ansi background */
1758 if (scp->term.num_param == 1)
1759 scp->term.cur_attr = scp->term.std_attr =
1760 (scp->term.std_attr & 0x0F00)
1761 | ((scp->term.param[0] & 0x0F) << 12);
1762 break;
1763
1764 case 'H': /* set ansi reverse video foreground */
1765 if (scp->term.num_param == 1)
1766 scp->term.rev_attr =
1767 (scp->term.rev_attr & 0xF000)
1768 | ((scp->term.param[0] & 0x0F) << 8);
1769 break;
1770
1771 case 'I': /* set ansi reverse video background */
1772 if (scp->term.num_param == 1)
1773 scp->term.rev_attr =
1774 (scp->term.rev_attr & 0x0F00)
1775 | ((scp->term.param[0] & 0x0F) << 12);
1776 break;
1777 }
1778 }
1779 scp->term.esc = 0;
1780}
1781
1782static inline void
1783draw_cursor(scr_stat *scp, int show)
1784{
1785 if (show && !(scp->status & CURSOR_SHOWN)) {
1786 u_short cursor_image = *(Crtat + (scp->cursor_pos - scp->scr_buf));
1787
1788 scp->cursor_saveunder = cursor_image;
1789 if (configuration & CHAR_CURSOR) {
1790 set_destructive_cursor(scp, FALSE);
1791 cursor_image = (cursor_image & 0xff00) | DEAD_CHAR;
1792 }
1793 else {
1794 if ((cursor_image & 0x7000) == 0x7000) {
1795 cursor_image &= 0x8fff;
1796 if(!(cursor_image & 0x0700))
1797 cursor_image |= 0x0700;
1798 } else {
1799 cursor_image |= 0x7000;
1800 if ((cursor_image & 0x0700) == 0x0700)
1801 cursor_image &= 0xf0ff;
1802 }
1803 }
1804 *(Crtat + (scp->cursor_pos - scp->scr_buf)) = cursor_image;
1805 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1806 scp->status |= CURSOR_SHOWN;
1807 }
1808 if (!show && (scp->status & CURSOR_SHOWN)) {
1809 *(Crtat + (scp->cursor_pos - scp->scr_buf)) = scp->cursor_saveunder;
1810 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1811 scp->status &= ~CURSOR_SHOWN;
1812 }
1813}
1814
1815static void
1816ansi_put(scr_stat *scp, u_char *buf, int len)
1817{
1818 u_char *ptr = buf;
1819
1820 if (scp->status & UNKNOWN_MODE)
1821 return;
1822
1823 /* make screensaver happy */
1824 if (scp == cur_console) {
1825 scrn_time_stamp = time.tv_sec;
1826 if (scrn_blanked) {
1827 (*current_saver)(FALSE);
1828 cur_console->start = 0;
1829 cur_console->end = cur_console->xsize * cur_console->ysize;
1830 }
1831 }
1832 write_in_progress++;
1833outloop:
1834 if (scp->term.esc) {
1835 scan_esc(scp, *ptr++);
1836 len--;
1837 }
1838 else if (PRINTABLE(*ptr)) { /* Print only printables */
1839 int cnt = len <= (scp->xsize-scp->xpos) ? len : (scp->xsize-scp->xpos);
1840 u_short cur_attr = scp->term.cur_attr;
1841 u_short *cursor_pos = scp->cursor_pos;
1842 do {
1843 /*
1844 * gcc-2.6.3 generates poor (un)sign extension code. Casting the
1845 * pointers in the following to volatile should have no effect,
1846 * but in fact speeds up this inner loop from 26 to 18 cycles
1847 * (+ cache misses) on i486's.
1848 */
1849#define UCVP(ucp) ((u_char volatile *)(ucp))
1850 *cursor_pos++ = UCVP(scr_map)[*UCVP(ptr)] | cur_attr;
1851 ptr++;
1852 cnt--;
1853 } while (cnt && PRINTABLE(*ptr));
1854 len -= (cursor_pos - scp->cursor_pos);
1855 scp->xpos += (cursor_pos - scp->cursor_pos);
1856 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1857 mark_for_update(scp, cursor_pos - scp->scr_buf);
1858 scp->cursor_pos = cursor_pos;
1859 if (scp->xpos >= scp->xsize) {
1860 scp->xpos = 0;
1861 scp->ypos++;
1862 }
1863 }
1864 else {
1865 switch(*ptr) {
1866 case 0x07:
1867 do_bell(scp, scp->bell_pitch, scp->bell_duration);
1868 break;
1869
1870 case 0x08: /* non-destructive backspace */
1871 if (scp->cursor_pos > scp->scr_buf) {
1872 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1873 scp->cursor_pos--;
1874 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1875 if (scp->xpos > 0)
1876 scp->xpos--;
1877 else {
1878 scp->xpos += scp->xsize - 1;
1879 scp->ypos--;
1880 }
1881 }
1882 break;
1883
1884 case 0x09: /* non-destructive tab */
1885 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1886 scp->cursor_pos += (8 - scp->xpos % 8u);
1887 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1888 if ((scp->xpos += (8 - scp->xpos % 8u)) >= scp->xsize) {
1889 scp->xpos = 0;
1890 scp->ypos++;
1891 }
1892 break;
1893
1894 case 0x0a: /* newline, same pos */
1895 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1896 scp->cursor_pos += scp->xsize;
1897 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1898 scp->ypos++;
1899 break;
1900
1901 case 0x0c: /* form feed, clears screen */
1902 clear_screen(scp);
1903 break;
1904
1905 case 0x0d: /* return, return to pos 0 */
1906 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1907 scp->cursor_pos -= scp->xpos;
1908 mark_for_update(scp, scp->cursor_pos - scp->scr_buf);
1909 scp->xpos = 0;
1910 break;
1911
1912 case 0x1b: /* start escape sequence */
1913 scp->term.esc = 1;
1914 scp->term.num_param = 0;
1915 break;
1916 }
1917 ptr++; len--;
1918 }
1919 /* do we have to scroll ?? */
1920 if (scp->cursor_pos >= scp->scr_buf + scp->ysize * scp->xsize) {
1921 if (scp->history) {
1922 bcopyw(scp->scr_buf, scp->history_head,
1923 scp->xsize * sizeof(u_short));
1924 scp->history_head += scp->xsize;
1925 if (scp->history_head + scp->xsize >
1926 scp->history + scp->history_size)
1927 scp->history_head = scp->history;
1928 }
1929 bcopyw(scp->scr_buf + scp->xsize, scp->scr_buf,
1930 scp->xsize * (scp->ysize - 1) * sizeof(u_short));
1931 fillw(scp->term.cur_attr | scr_map[0x20],
1932 scp->scr_buf + scp->xsize * (scp->ysize - 1),
1933 scp->xsize);
1934 scp->cursor_pos -= scp->xsize;
1935 scp->ypos--;
1936 mark_all(scp);
1937 }
1938 if (len)
1939 goto outloop;
1940 write_in_progress--;
1941 if (delayed_next_scr)
1942 switch_scr(scp, delayed_next_scr - 1);
1943}
1944
1945static void
1946scinit(void)
1947{
1948 u_short volatile *cp = Crtat + (CGA_BUF-MONO_BUF)/sizeof(u_short), was;
1949 unsigned hw_cursor;
1950 int i;
1951
1952 if (init_done)
1953 return;
1954 init_done = TRUE;
1955 /*
1956 * Crtat initialized to point to MONO buffer, if not present change
1957 * to CGA_BUF offset. ONLY add the difference since locore.s adds
1958 * in the remapped offset at the "right" time
1959 */
1960 was = *cp;
1961 *cp = (u_short) 0xA55A;
1962 if (*cp != 0xA55A)
1963 crtc_addr = MONO_BASE;
1964 else {
1965 *cp = was;
1966 crtc_addr = COLOR_BASE;
1967 Crtat = Crtat + (CGA_BUF-MONO_BUF)/sizeof(u_short);
1968 }
1969
1970 /* extract cursor location */
1971 outb(crtc_addr, 14);
1972 hw_cursor = inb(crtc_addr + 1) << 8;
1973 outb(crtc_addr, 15);
1974 hw_cursor |= inb(crtc_addr + 1);
1975
1976 /* move hardware cursor out of the way */
1977 outb(crtc_addr, 14);
1978 outb(crtc_addr + 1, 0xff);
1979 outb(crtc_addr, 15);
1980 outb(crtc_addr + 1, 0xff);
1981
1982 /* is this a VGA or higher ? */
1983 outb(crtc_addr, 7);
1984 if (inb(crtc_addr) == 7) {
1985 u_long pa;
1986 u_long segoff;
1987
1988 crtc_vga = TRUE;
1989 /*
1990 * Get the BIOS video mode pointer.
1991 */
1992 segoff = *(u_long *)pa_to_va(0x4a8);
1993 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff));
1994 if (ISMAPPED(pa, sizeof(u_long))) {
1995 segoff = *(u_long *)pa_to_va(pa);
1996 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff));
1997 if (ISMAPPED(pa, 64))
1998 video_mode_ptr = (char *)pa_to_va(pa);
1999 }
2000 }
2001 current_default = &user_default;
2002 console[0] = &main_console;
2003 init_scp(console[0]);
2004 console[0]->scr_buf = console[0]->mouse_pos = Crtat;
2005 console[0]->cursor_pos = Crtat + hw_cursor;
2006 console[0]->xpos = hw_cursor % COL;
2007 console[0]->ypos = hw_cursor / COL;
2008 cur_console = console[0];
2009 for (i=1; i<MAXCONS; i++)
2010 console[i] = NULL;
2011 kernel_console.esc = 0;
2012 kernel_console.std_attr = kernel_default.std_attr;
2013 kernel_console.rev_attr = kernel_default.rev_attr;
2014 kernel_console.cur_attr = kernel_default.std_attr;
2015 /* initialize mapscrn array to a one to one map */
2016 for (i=0; i<sizeof(scr_map); i++)
2017 scr_map[i] = i;
2018}
2019
2020static scr_stat
2021*alloc_scp()
2022{
2023 scr_stat *scp;
2024
2025 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_NOWAIT);
2026 init_scp(scp);
2027 scp->scr_buf = scp->cursor_pos = scp->scr_buf = scp->mouse_pos =
2028 (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short),
2029 M_DEVBUF, M_NOWAIT);
2030 scp->history_head = scp->history_pos = scp->history =
2031 (u_short *)malloc(scp->history_size*sizeof(u_short),
2032 M_DEVBUF, M_NOWAIT);
2033 bzero(scp->history_head, scp->history_size*sizeof(u_short));
2034 if (crtc_vga && video_mode_ptr)
2035 set_mode(scp);
2036 clear_screen(scp);
2037 return scp;
2038}
2039
2040static void
2041init_scp(scr_stat *scp)
2042{
2043 scp->mode = M_VGA_C80x25;
2044 scp->font = FONT_16;
2045 scp->xsize = COL;
2046 scp->ysize = ROW;
2047 scp->start = COL * ROW;
2048 scp->end = 0;
2049 scp->term.esc = 0;
2050 scp->term.std_attr = current_default->std_attr;
2051 scp->term.rev_attr = current_default->rev_attr;
2052 scp->term.cur_attr = scp->term.std_attr;
2053 scp->border = BG_BLACK;
2054 scp->cursor_start = *(char *)pa_to_va(0x461);
2055 scp->cursor_end = *(char *)pa_to_va(0x460);
2056 scp->mouse_xpos = scp->mouse_ypos = 0;
2057 scp->bell_pitch = BELL_PITCH;
2058 scp->bell_duration = BELL_DURATION;
2059 scp->status = (*(char *)pa_to_va(0x417) & 0x20) ? NLKED : 0;
2060 scp->status |= CURSOR_ENABLED;
2061 scp->pid = 0;
2062 scp->proc = NULL;
2063 scp->smode.mode = VT_AUTO;
2064 scp->history_head = scp->history_pos = scp->history = NULL;
2065 scp->history_size = HISTORY_SIZE;
2066}
2067
2068static u_char
2069*get_fstr(u_int c, u_int *len)
2070{
2071 u_int i;
2072
2073 if (!(c & FKEY))
2074 return(NULL);
2075 i = (c & 0xFF) - F_FN;
2076 if (i > n_fkey_tab)
2077 return(NULL);
2078 *len = fkey_tab[i].len;
2079 return(fkey_tab[i].str);
2080}
2081
2082static void
2083update_leds(int which)
2084{
2085 int s;
2086 static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 };
2087
2088 /* replace CAPS led with ALTGR led for ALTGR keyboards */
2089 if (key_map.n_keys > ALTGR_OFFSET) {
2090 if (which & ALKED)
2091 which |= CLKED;
2092 else
2093 which &= ~CLKED;
2094 }
2095 s = spltty();
2096 kbd_cmd(KB_SETLEDS);
2097 kbd_cmd(xlate_leds[which & LED_MASK]);
2098 splx(s);
2099}
2100
2101static void
2102history_to_screen(scr_stat *scp)
2103{
2104 int i;
2105
2106 for (i=0; i<scp->ysize; i++)
2107 bcopyw(scp->history + (((scp->history_pos - scp->history) +
2108 scp->history_size-((i+1)*scp->xsize))%scp->history_size),
2109 scp->scr_buf + (scp->xsize * (scp->ysize-1 - i)),
2110 scp->xsize * sizeof(u_short));
2111 mark_all(scp);
2112}
2113
2114static int
2115history_up_line(scr_stat *scp)
2116{
2117 if (WRAPHIST(scp, scp->history_pos, -(scp->xsize*scp->ysize)) !=
2118 scp->history_head) {
2119 scp->history_pos = WRAPHIST(scp, scp->history_pos, -scp->xsize);
2120 history_to_screen(scp);
2121 return 0;
2122 }
2123 else
2124 return -1;
2125}
2126
2127static int
2128history_down_line(scr_stat *scp)
2129{
2130 if (scp->history_pos != scp->history_head) {
2131 scp->history_pos = WRAPHIST(scp, scp->history_pos, scp->xsize);
2132 history_to_screen(scp);
2133 return 0;
2134 }
2135 else
2136 return -1;
2137}
2138
2139/*
2140 * scgetc(noblock) - get character from keyboard.
2141 * If noblock = 0 wait until a key is pressed.
2142 * Else return NOKEY.
2143 */
2144u_int
2145scgetc(int noblock)
2146{
2147 u_char scancode, keycode;
2148 u_int state, action;
2149 struct key_t *key;
2150 static u_char esc_flag = 0, compose = 0;
2151 static u_int chr = 0;
2152
2153next_code:
2154 kbd_wait();
2155 /* First see if there is something in the keyboard port */
2156 if (inb(KB_STAT) & KB_BUF_FULL)
2157 scancode = inb(KB_DATA);
2158 else if (noblock)
2159 return(NOKEY);
2160 else
2161 goto next_code;
2162
2163 if (cur_console->status & KBD_RAW_MODE)
2164 return scancode;
2165#if ASYNCH
2166 if (scancode == KB_ACK || scancode == KB_RESEND) {
2167 kbd_reply = scancode;
2168 if (noblock)
2169 return(NOKEY);
2170 goto next_code;
2171 }
2172#endif
2173 keycode = scancode & 0x7F;
2174 switch (esc_flag) {
2175 case 0x00: /* normal scancode */
2176 switch(scancode) {
2177 case 0xB8: /* left alt (compose key) */
2178 if (compose) {
2179 compose = 0;
2180 if (chr > 255) {
2181 do_bell(cur_console,
2182 BELL_PITCH, BELL_DURATION);
2183 chr = 0;
2184 }
2185 }
2186 break;
2187 case 0x38:
2188 if (!compose) {
2189 compose = 1;
2190 chr = 0;
2191 }
2192 break;
2193 case 0xE0:
2194 case 0xE1:
2195 esc_flag = scancode;
2196 goto next_code;
2197 }
2198 break;
2199 case 0xE0: /* 0xE0 prefix */
2200 esc_flag = 0;
2201 switch (keycode) {
2202 case 0x1C: /* right enter key */
2203 keycode = 0x59;
2204 break;
2205 case 0x1D: /* right ctrl key */
2206 keycode = 0x5A;
2207 break;
2208 case 0x35: /* keypad divide key */
2209 keycode = 0x5B;
2210 break;
2211 case 0x37: /* print scrn key */
2212 keycode = 0x5C;
2213 break;
2214 case 0x38: /* right alt key (alt gr) */
2215 keycode = 0x5D;
2216 break;
2217 case 0x47: /* grey home key */
2218 keycode = 0x5E;
2219 break;
2220 case 0x48: /* grey up arrow key */
2221 keycode = 0x5F;
2222 break;
2223 case 0x49: /* grey page up key */
2224 keycode = 0x60;
2225 break;
2226 case 0x4B: /* grey left arrow key */
2227 keycode = 0x61;
2228 break;
2229 case 0x4D: /* grey right arrow key */
2230 keycode = 0x62;
2231 break;
2232 case 0x4F: /* grey end key */
2233 keycode = 0x63;
2234 break;
2235 case 0x50: /* grey down arrow key */
2236 keycode = 0x64;
2237 break;
2238 case 0x51: /* grey page down key */
2239 keycode = 0x65;
2240 break;
2241 case 0x52: /* grey insert key */
2242 keycode = 0x66;
2243 break;
2244 case 0x53: /* grey delete key */
2245 keycode = 0x67;
2246 break;
2247
2248 /* the following 3 are only used on the MS "Natural" keyboard */
2249 case 0x5b: /* left Window key */
2250 keycode = 0x69;
2251 break;
2252 case 0x5c: /* right Window key */
2253 keycode = 0x6a;
2254 break;
2255 case 0x5d: /* menu key */
2256 keycode = 0x6b;
2257 break;
2258 default: /* ignore everything else */
2259 goto next_code;
2260 }
2261 break;
2262 case 0xE1: /* 0xE1 prefix */
2263 esc_flag = 0;
2264 if (keycode == 0x1D)
2265 esc_flag = 0x1D;
2266 goto next_code;
2267 /* NOT REACHED */
2268 case 0x1D: /* pause / break */
2269 esc_flag = 0;
2270 if (keycode != 0x45)
2271 goto next_code;
2272 keycode = 0x68;
2273 break;
2274 }
2275
2276 /* if scroll-lock pressed allow history browsing */
2277 if (cur_console->history && cur_console->status & SLKED) {
2278 int i;
2279
2280 cur_console->status &= ~CURSOR_ENABLED;
2281 if (!(cur_console->status & BUFFER_SAVED)) {
2282 cur_console->status |= BUFFER_SAVED;
2283 cur_console->history_save = cur_console->history_head;
2284
2285 /* copy screen into top of history buffer */
2286 for (i=0; i<cur_console->ysize; i++) {
2287 bcopyw(cur_console->scr_buf + (cur_console->xsize * i),
2288 cur_console->history_head,
2289 cur_console->xsize * sizeof(u_short));
2290 cur_console->history_head += cur_console->xsize;
2291 if (cur_console->history_head + cur_console->xsize >
2292 cur_console->history + cur_console->history_size)
2293 cur_console->history_head=cur_console->history;
2294 }
2295 cur_console->history_pos = cur_console->history_head;
2296 history_to_screen(cur_console);
2297 }
2298 switch (scancode) {
2299 case 0x47: /* home key */
2300 cur_console->history_pos = cur_console->history_head;
2301 history_to_screen(cur_console);
2302 goto next_code;
2303
2304 case 0x4F: /* end key */
2305 cur_console->history_pos =
2306 WRAPHIST(cur_console, cur_console->history_head,
2307 cur_console->xsize*cur_console->ysize);
2308 history_to_screen(cur_console);
2309 goto next_code;
2310
2311 case 0x48: /* up arrow key */
2312 if (history_up_line(cur_console))
2313 do_bell(cur_console, BELL_PITCH, BELL_DURATION);
2314 goto next_code;
2315
2316 case 0x50: /* down arrow key */
2317 if (history_down_line(cur_console))
2318 do_bell(cur_console, BELL_PITCH, BELL_DURATION);
2319 goto next_code;
2320
2321 case 0x49: /* page up key */
2322 for (i=0; i<cur_console->ysize; i++)
2323 if (history_up_line(cur_console)) {
2324 do_bell(cur_console, BELL_PITCH, BELL_DURATION);
2325 break;
2326 }
2327 goto next_code;
2328
2329 case 0x51: /* page down key */
2330 for (i=0; i<cur_console->ysize; i++)
2331 if (history_down_line(cur_console)) {
2332 do_bell(cur_console, BELL_PITCH, BELL_DURATION);
2333 break;
2334 }
2335 goto next_code;
2336 }
2337 }
2338
2339 if (compose) {
2340 switch (scancode) {
2341 /* key pressed process it */
2342 case 0x47: case 0x48: case 0x49: /* keypad 7,8,9 */
2343 chr = (scancode - 0x40) + chr*10;
2344 goto next_code;
2345 case 0x4B: case 0x4C: case 0x4D: /* keypad 4,5,6 */
2346 chr = (scancode - 0x47) + chr*10;
2347 goto next_code;
2348 case 0x4F: case 0x50: case 0x51: /* keypad 1,2,3 */
2349 chr = (scancode - 0x4E) + chr*10;
2350 goto next_code;
2351 case 0x52: /* keypad 0 */
2352 chr *= 10;
2353 goto next_code;
2354
2355 /* key release, no interest here */
2356 case 0xC7: case 0xC8: case 0xC9: /* keypad 7,8,9 */
2357 case 0xCB: case 0xCC: case 0xCD: /* keypad 4,5,6 */
2358 case 0xCF: case 0xD0: case 0xD1: /* keypad 1,2,3 */
2359 case 0xD2: /* keypad 0 */
2360 goto next_code;
2361
2362 case 0x38: /* left alt key */
2363 break;
2364 default:
2365 if (chr) {
2366 compose = chr = 0;
2367 do_bell(cur_console, BELL_PITCH, BELL_DURATION);
2368 goto next_code;
2369 }
2370 break;
2371 }
2372 }
2373
2374 state = (shfts ? 1 : 0 ) | (2 * (ctls ? 1 : 0)) | (4 * (alts ? 1 : 0));
2375 if ((!agrs && (cur_console->status & ALKED))
2376 || (agrs && !(cur_console->status & ALKED)))
2377 keycode += ALTGR_OFFSET;
2378 key = &key_map.key[keycode];
2379 if ( ((key->flgs & FLAG_LOCK_C) && (cur_console->status & CLKED))
2380 || ((key->flgs & FLAG_LOCK_N) && (cur_console->status & NLKED)) )
2381 state ^= 1;
2382
2383 /* Check for make/break */
2384 action = key->map[state];
2385 if (scancode & 0x80) { /* key released */
2386 if (key->spcl & 0x80) {
2387 switch (action) {
2388 case LSH:
2389 shfts &= ~1;
2390 break;
2391 case RSH:
2392 shfts &= ~2;
2393 break;
2394 case LCTR:
2395 ctls &= ~1;
2396 break;
2397 case RCTR:
2398 ctls &= ~2;
2399 break;
2400 case LALT:
2401 alts &= ~1;
2402 break;
2403 case RALT:
2404 alts &= ~2;
2405 break;
2406 case NLK:
2407 nlkcnt = 0;
2408 break;
2409 case CLK:
2410 clkcnt = 0;
2411 break;
2412 case SLK:
2413 slkcnt = 0;
2414 break;
2415 case ASH:
2416 agrs = 0;
2417 break;
2418 case ALK:
2419 alkcnt = 0;
2420 break;
2421 case META:
2422 metas = 0;
2423 break;
2424 }
2425 }
2426 if (chr && !compose) {
2427 action = chr;
2428 chr = 0;
2429 return(action);
2430 }
2431 } else {
2432 /* key pressed */
2433 if (key->spcl & (0x80>>state)) {
2434 switch (action) {
2435 /* LOCKING KEYS */
2436 case NLK:
2437 if (!nlkcnt) {
2438 nlkcnt++;
2439 if (cur_console->status & NLKED)
2440 cur_console->status &= ~NLKED;
2441 else
2442 cur_console->status |= NLKED;
2443 update_leds(cur_console->status);
2444 }
2445 break;
2446 case CLK:
2447 if (!clkcnt) {
2448 clkcnt++;
2449 if (cur_console->status & CLKED)
2450 cur_console->status &= ~CLKED;
2451 else
2452 cur_console->status |= CLKED;
2453 update_leds(cur_console->status);
2454 }
2455 break;
2456 case SLK:
2457 if (!slkcnt) {
2458 slkcnt++;
2459 if (cur_console->status & SLKED) {
2460 cur_console->status &= ~SLKED;
2461 if (cur_console->status & BUFFER_SAVED){
2462 int i;
2463 u_short *ptr = cur_console->history_save;
2464
2465 for (i=0; i<cur_console->ysize; i++) {
2466 bcopyw(ptr,
2467 cur_console->scr_buf +
2468 (cur_console->xsize*i),
2469 cur_console->xsize * sizeof(u_short));
2470 ptr += cur_console->xsize;
2471 if (ptr + cur_console->xsize >
2472 cur_console->history +
2473 cur_console->history_size)
2474 ptr = cur_console->history;
2475 }
2476 cur_console->status &= ~BUFFER_SAVED;
2477 cur_console->history_head=cur_console->history_save;
2478 cur_console->status |= CURSOR_ENABLED;
2479 mark_all(cur_console);
2480 }
2481 scstart(VIRTUAL_TTY(get_scr_num()));
2482 }
2483 else
2484 cur_console->status |= SLKED;
2485 update_leds(cur_console->status);
2486 }
2487 break;
2488 case ALK:
2489 if (!alkcnt) {
2490 alkcnt++;
2491 if (cur_console->status & ALKED)
2492 cur_console->status &= ~ALKED;
2493 else
2494 cur_console->status |= ALKED;
2495 update_leds(cur_console->status);
2496 }
2497 break;
2498
2499 /* NON-LOCKING KEYS */
2500 case NOP:
2501 break;
2502 case RBT:
2503 shutdown_nice();
2504 break;
2505 case SUSP:
2506#if NAPM > 0
2507 apm_suspend();
2508#endif
2509 break;
2510
2511 case DBG:
2512#ifdef DDB /* try to switch to console 0 */
2513 if (cur_console->smode.mode == VT_AUTO &&
2514 console[0]->smode.mode == VT_AUTO)
2515 switch_scr(cur_console, 0);
2516 Debugger("manual escape to debugger");
2517 return(NOKEY);
2518#else
2519 printf("No debugger in kernel\n");
2520#endif
2521 break;
2522 case LSH:
2523 shfts |= 1;
2524 break;
2525 case RSH:
2526 shfts |= 2;
2527 break;
2528 case LCTR:
2529 ctls |= 1;
2530 break;
2531 case RCTR:
2532 ctls |= 2;
2533 break;
2534 case LALT:
2535 alts |= 1;
2536 break;
2537 case RALT:
2538 alts |= 2;
2539 break;
2540 case ASH:
2541 agrs = 1;
2542 break;
2543 case META:
2544 metas = 1;
2545 break;
2546 case NEXT:
2547 switch_scr(cur_console, (get_scr_num() + 1) % MAXCONS);
2548 break;
2549 case BTAB:
2550 return(BKEY);
2551 default:
2552 if (action >= F_SCR && action <= L_SCR) {
2553 switch_scr(cur_console, action - F_SCR);
2554 break;
2555 }
2556 if (action >= F_FN && action <= L_FN)
2557 action |= FKEY;
2558 return(action);
2559 }
2560 }
2561 else {
2562 if (metas)
2563 action |= MKEY;
2564 return(action);
2565 }
2566 }
2567 goto next_code;
2568}
2569
2570int
2571scmmap(dev_t dev, int offset, int nprot)
2572{
2573 if (offset > 0x20000 - PAGE_SIZE)
2574 return -1;
2575 return i386_btop((VIDEOMEM + offset));
2576}
2577
2578static void
2579kbd_wait(void)
2580{
2581 int i = 1000;
2582
2583 while (i--) {
2584 if ((inb(KB_STAT) & KB_READY) == 0)
2585 break;
2586 DELAY (10);
2587 }
2588}
2589
2590static void
2591kbd_cmd(u_char command)
2592{
2593 int retry = 5;
2594 do {
2595 int i = 100000;
2596
2597 kbd_wait();
2598#if ASYNCH
2599 kbd_reply = 0;
2600 outb(KB_DATA, command);
2601 while (i--) {
2602 if (kbd_reply == KB_ACK)
2603 return;
2604 if (kbd_reply == KB_RESEND)
2605 break;
2606 }
2607#else
2608 outb(KB_DATA, command);
2609 while (i--) {
2610 if (inb(KB_STAT) & KB_BUF_FULL) {
2611 int val;
2612 DELAY(10);
2613 val = inb(KB_DATA);
2614 if (val == KB_ACK)
2615 return;
2616 if (val == KB_RESEND)
2617 break;
2618 }
2619 }
2620#endif
2621 } while (retry--);
2622}
2623
2624static void
2625set_mode(scr_stat *scp)
2626{
2627 char *modetable;
2628 char special_modetable[64];
2629 int mode, font_size;
2630
2631 if (scp != cur_console)
2632 return;
2633
2634 /* setup video hardware for the given mode */
2635 switch (scp->mode) {
2636 case M_VGA_M80x60:
2637 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64);
2638 goto special_80x60;
2639
2640 case M_VGA_C80x60:
2641 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64);
2642special_80x60:
2643 special_modetable[2] = 0x08;
2644 special_modetable[19] = 0x47;
2645 goto special_480l;
2646
2647 case M_VGA_M80x30:
2648 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64);
2649 goto special_80x30;
2650
2651 case M_VGA_C80x30:
2652 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64);
2653special_80x30:
2654 special_modetable[19] = 0x4f;
2655special_480l:
2656 special_modetable[9] |= 0xc0;
2657 special_modetable[16] = 0x08;
2658 special_modetable[17] = 0x3e;
2659 special_modetable[26] = 0xea;
2660 special_modetable[28] = 0xdf;
2661 special_modetable[31] = 0xe7;
2662 special_modetable[32] = 0x04;
2663 modetable = special_modetable;
2664 goto setup_mode;
2665
2666 case M_ENH_B80x43:
2667 bcopyw(video_mode_ptr+(64*M_ENH_B80x25),&special_modetable, 64);
2668 goto special_80x43;
2669
2670 case M_ENH_C80x43:
2671 bcopyw(video_mode_ptr+(64*M_ENH_C80x25),&special_modetable, 64);
2672special_80x43:
2673 special_modetable[28] = 87;
2674 goto special_80x50;
2675
2676 case M_VGA_M80x50:
2677 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64);
2678 goto special_80x50;
2679
2680 case M_VGA_C80x50:
2681 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64);
2682special_80x50:
2683 special_modetable[2] = 8;
2684 special_modetable[19] = 7;
2685 modetable = special_modetable;
2686 goto setup_mode;
2687
2688 case M_VGA_C40x25: case M_VGA_C80x25:
2689 case M_VGA_M80x25:
2690 case M_B40x25: case M_C40x25:
2691 case M_B80x25: case M_C80x25:
2692 case M_ENH_B40x25: case M_ENH_C40x25:
2693 case M_ENH_B80x25: case M_ENH_C80x25:
2694
2695 modetable = video_mode_ptr + (scp->mode * 64);
2696setup_mode:
2697 set_vgaregs(modetable);
2698 font_size = *(modetable + 2);
2699
2700 /* set font type (size) */
2701 switch (font_size) {
2702 case 0x10:
2703 outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */
2704 scp->font = FONT_16;
2705 break;
2706 case 0x0E:
2707 outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */
2708 scp->font = FONT_14;
2709 break;
2710 default:
2711 case 0x08:
2712 outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */
2713 scp->font = FONT_8;
2714 break;
2715 }
2716 if (configuration & CHAR_CURSOR)
2717 set_destructive_cursor(scp, TRUE);
2718 break;
2719
2720 case M_BG320: case M_CG320: case M_BG640:
2721 case M_CG320_D: case M_CG640_E:
2722 case M_CG640x350: case M_ENH_CG640:
2723 case M_BG640x480: case M_CG640x480: case M_VGA_CG320:
2724
2725 set_vgaregs(video_mode_ptr + (scp->mode * 64));
2726 break;
2727
2728 default:
2729 /* call user defined function XXX */
2730 break;
2731 }
2732
2733 /* set border color for this (virtual) console */
2734 set_border(scp->border);
2735 return;
2736}
2737
2738void
2739set_border(int color)
2740{
2741 inb(crtc_addr+6); /* reset flip-flop */
2742 outb(ATC, 0x11); outb(ATC, color);
2743 inb(crtc_addr+6); /* reset flip-flop */
2744 outb(ATC, 0x20); /* enable Palette */
2745}
2746
2747static void
2748set_vgaregs(char *modetable)
2749{
2750 int i, s = splhigh();
2751
2752 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */
2753 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */
2754 for (i=0; i<4; i++) { /* program sequencer */
2755 outb(TSIDX, i+1);
2756 outb(TSREG, modetable[i+5]);
2757 }
2758 outb(MISC, modetable[9]); /* set dot-clock */
2759 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */
2760 outb(crtc_addr, 0x11);
2761 outb(crtc_addr+1, inb(crtc_addr+1) & 0x7F);
2762 for (i=0; i<25; i++) { /* program crtc */
2763 outb(crtc_addr, i);
2764 if (i == 14 || i == 15) /* no hardware cursor */
2765 outb(crtc_addr+1, 0xff);
2766 else
2767 outb(crtc_addr+1, modetable[i+10]);
2768 }
2769 inb(crtc_addr+6); /* reset flip-flop */
2770 for (i=0; i<20; i++) { /* program attribute ctrl */
2771 outb(ATC, i);
2772 outb(ATC, modetable[i+35]);
2773 }
2774 for (i=0; i<9; i++) { /* program graph data ctrl */
2775 outb(GDCIDX, i);
2776 outb(GDCREG, modetable[i+55]);
2777 }
2778 inb(crtc_addr+6); /* reset flip-flop */
2779 outb(ATC ,0x20); /* enable palette */
2780 splx(s);
2781}
2782
2783static void
2784set_font_mode()
2785{
2786 /* setup vga for loading fonts (graphics plane mode) */
2787 inb(crtc_addr+6);
2788 outb(ATC, 0x30); outb(ATC, 0x01);
2789#if SLOW_VGA
2790 outb(TSIDX, 0x02); outb(TSREG, 0x04);
2791 outb(TSIDX, 0x04); outb(TSREG, 0x06);
2792 outb(GDCIDX, 0x04); outb(GDCREG, 0x02);
2793 outb(GDCIDX, 0x05); outb(GDCREG, 0x00);
2794 outb(GDCIDX, 0x06); outb(GDCREG, 0x05);
2795#else
2796 outw(TSIDX, 0x0402);
2797 outw(TSIDX, 0x0604);
2798 outw(GDCIDX, 0x0204);
2799 outw(GDCIDX, 0x0005);
2800 outw(GDCIDX, 0x0506); /* addr = a0000, 64kb */
2801#endif
2802}
2803
2804static void
2805set_normal_mode()
2806{
2807 int s = splhigh();
2808
2809 /* setup vga for normal operation mode again */
2810 inb(crtc_addr+6);
2811 outb(ATC, 0x30); outb(ATC, 0x0C);
2812#if SLOW_VGA
2813 outb(TSIDX, 0x02); outb(TSREG, 0x03);
2814 outb(TSIDX, 0x04); outb(TSREG, 0x02);
2815 outb(GDCIDX, 0x04); outb(GDCREG, 0x00);
2816 outb(GDCIDX, 0x05); outb(GDCREG, 0x10);
2817 if (crtc_addr == MONO_BASE) {
2818 outb(GDCIDX, 0x06); outb(GDCREG, 0x0A); /* addr = b0000, 32kb */
2819 }
2820 else {
2821 outb(GDCIDX, 0x06); outb(GDCREG, 0x0E); /* addr = b8000, 32kb */
2822 }
2823#else
2824 outw(TSIDX, 0x0302);
2825 outw(TSIDX, 0x0204);
2826 outw(GDCIDX, 0x0004);
2827 outw(GDCIDX, 0x1005);
2828 if (crtc_addr == MONO_BASE)
2829 outw(GDCIDX, 0x0A06); /* addr = b0000, 32kb */
2830 else
2831 outw(GDCIDX, 0x0E06); /* addr = b8000, 32kb */
2832#endif
2833 splx(s);
2834}
2835
2836static void
2837copy_font(int operation, int font_type, char* font_image)
2838{
2839 int ch, line, segment, fontsize;
2840 u_char val;
2841
2842 switch (font_type) {
2843 default:
2844 case FONT_8:
2845 segment = 0x8000;
2846 fontsize = 8;
2847 break;
2848 case FONT_14:
2849 segment = 0x4000;
2850 fontsize = 14;
2851 break;
2852 case FONT_16:
2853 segment = 0x0000;
2854 fontsize = 16;
2855 break;
2856 }
2857 outb(TSIDX, 0x01); val = inb(TSREG); /* disable screen */
2858 outb(TSIDX, 0x01); outb(TSREG, val | 0x20);
2859 set_font_mode();
2860 for (ch=0; ch < 256; ch++)
2861 for (line=0; line < fontsize; line++)
2862 if (operation)
2863 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line) =
2864 font_image[(ch*fontsize)+line];
2865 else
2866 font_image[(ch*fontsize)+line] =
2867 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line);
2868 set_normal_mode();
2869 outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); /* enable screen */
2870}
2871
2872static void
2873set_destructive_cursor(scr_stat *scp, int force)
2874{
2875 u_char cursor[32];
2876 caddr_t address;
2877 int i, font_size;
2878 char *font_buffer;
2879 static u_char old_saveunder = DEAD_CHAR;
2880
2881 if (!force && (scp->cursor_saveunder & 0xFF) == old_saveunder)
2882 return;
2883 old_saveunder = force ? DEAD_CHAR : scp->cursor_saveunder & 0xFF;
2884 switch (scp->font) {
2885 default:
2886 case FONT_8:
2887 font_size = 8;
2888 font_buffer = font_8;
2889 address = (caddr_t)VIDEOMEM + 0x8000;
2890 break;
2891 case FONT_14:
2892 font_size = 14;
2893 font_buffer = font_14;
2894 address = (caddr_t)VIDEOMEM + 0x4000;
2895 break;
2896 case FONT_16:
2897 font_size = 16;
2898 font_buffer = font_16;
2899 address = (caddr_t)VIDEOMEM;
2900 break;
2901 }
2902 bcopyw(font_buffer + ((scp->cursor_saveunder & 0xff) * font_size),
2903 cursor, font_size);
2904 for (i=0; i<32; i++)
2905 if ((i >= scp->cursor_start && i <= scp->cursor_end) ||
2906 (scp->cursor_start >= font_size && i == font_size - 1))
2907 cursor[i] |= 0xff;
2908 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ;
2909 set_font_mode();
2910 bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32);
2911 set_normal_mode();
2912}
2913
2914static void
2915draw_mouse_image(scr_stat *scp)
2916{
2917 caddr_t address;
2918 int i, font_size;
2919 char *font_buffer;
2920 u_short buffer[32];
2921 u_short xoffset, yoffset;
2922 u_short *crt_pos = Crtat + (scp->mouse_pos - scp->scr_buf);
2923
2924 xoffset = scp->mouse_xpos % 8;
2925 switch (scp->font) {
2926 default:
2927 case FONT_8:
2928 font_size = 8;
2929 font_buffer = font_8;
2930 yoffset = scp->mouse_ypos % 8;
2931 address = (caddr_t)VIDEOMEM + 0x8000;
2932 break;
2933 case FONT_14:
2934 font_size = 14;
2935 font_buffer = font_14;
2936 yoffset = scp->mouse_ypos % 14;
2937 address = (caddr_t)VIDEOMEM + 0x4000;
2938 break;
2939 case FONT_16:
2940 font_size = 16;
2941 font_buffer = font_16;
2942 yoffset = scp->mouse_ypos % 16;
2943 address = (caddr_t)VIDEOMEM;
2944 break;
2945 }
2946
2947 bcopyw(font_buffer + ((*(scp->mouse_pos) & 0xff) * font_size),
2948 &scp->mouse_cursor[0], font_size);
2949 bcopyw(font_buffer + ((*(scp->mouse_pos+1) & 0xff) * font_size),
2950 &scp->mouse_cursor[32], font_size);
2951 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize) & 0xff) * font_size),
2952 &scp->mouse_cursor[64], font_size);
2953 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize+1) & 0xff) * font_size),
2954 &scp->mouse_cursor[96], font_size);
2955
2956 for (i=0; i<font_size; i++) {
2957 buffer[i] = scp->mouse_cursor[i]<<8 | scp->mouse_cursor[i+32];
2958 buffer[i+font_size]=scp->mouse_cursor[i+64]<<8|scp->mouse_cursor[i+96];
2959 }
2960 for (i=0; i<16; i++) {
2961 buffer[i+yoffset] =
2962 ( buffer[i+yoffset] & ~(mouse_and_mask[i] >> xoffset))
2963 | (mouse_or_mask[i] >> xoffset);
2964 }
2965 for (i=0; i<font_size; i++) {
2966 scp->mouse_cursor[i] = (buffer[i] & 0xff00) >> 8;
2967 scp->mouse_cursor[i+32] = buffer[i] & 0xff;
2968 scp->mouse_cursor[i+64] = (buffer[i+font_size] & 0xff00) >> 8;
2969 scp->mouse_cursor[i+96] = buffer[i+font_size] & 0xff;
2970 }
2971 if (scp->status & UPDATE_MOUSE) {
2972 u_short *ptr = scp->scr_buf + (scp->mouse_oldpos - Crtat);
2973
2974 if (crt_pos != scp->mouse_oldpos) {
2975 *(scp->mouse_oldpos) = scp->mouse_saveunder[0];
2976 *(scp->mouse_oldpos+1) = scp->mouse_saveunder[1];
2977 *(scp->mouse_oldpos+scp->xsize) = scp->mouse_saveunder[2];
2978 *(scp->mouse_oldpos+scp->xsize+1) = scp->mouse_saveunder[3];
2979 }
2980 scp->mouse_saveunder[0] = *(scp->mouse_pos);
2981 scp->mouse_saveunder[1] = *(scp->mouse_pos+1);
2982 scp->mouse_saveunder[2] = *(scp->mouse_pos+scp->xsize);
2983 scp->mouse_saveunder[3] = *(scp->mouse_pos+scp->xsize+1);
2984 if ((scp->cursor_pos == (ptr)) ||
2985 (scp->cursor_pos == (ptr+1)) ||
2986 (scp->cursor_pos == (ptr+scp->xsize)) ||
2987 (scp->cursor_pos == (ptr+scp->xsize+1)) ||
2988 (scp->cursor_pos == (scp->mouse_pos)) ||
2989 (scp->cursor_pos == (scp->mouse_pos+1)) ||
2990 (scp->cursor_pos == (scp->mouse_pos+scp->xsize)) ||
2991 (scp->cursor_pos == (scp->mouse_pos+scp->xsize+1)))
2992 scp->status &= ~CURSOR_SHOWN;
2993 }
2994 scp->mouse_oldpos = crt_pos;
2995 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ;
2996 *(crt_pos) = *(scp->mouse_pos)&0xff00|0xd0;
2997 *(crt_pos+1) = *(scp->mouse_pos+1)&0xff00|0xd1;
2998 *(crt_pos+scp->xsize) = *(scp->mouse_pos+scp->xsize)&0xff00|0xd2;
2999 *(crt_pos+scp->xsize+1) = *(scp->mouse_pos+scp->xsize+1)&0xff00|0xd3;
3000 set_font_mode();
3001 bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128);
3002 set_normal_mode();
3003}
3004
3005static void
3006save_palette(void)
3007{
3008 int i;
3009
3010 outb(PALRADR, 0x00);
3011 for (i=0x00; i<0x300; i++)
3012 palette[i] = inb(PALDATA);
3013 inb(crtc_addr+6); /* reset flip/flop */
3014}
3015
3016void
3017load_palette(void)
3018{
3019 int i;
3020
3021 outb(PIXMASK, 0xFF); /* no pixelmask */
3022 outb(PALWADR, 0x00);
3023 for (i=0x00; i<0x300; i++)
3024 outb(PALDATA, palette[i]);
3025 inb(crtc_addr+6); /* reset flip/flop */
3026 outb(ATC, 0x20); /* enable palette */
3027}
3028
3029static void
3030do_bell(scr_stat *scp, int pitch, int duration)
3031{
3032 if (scp == cur_console) {
3033 if (configuration & VISUAL_BELL) {
3034 if (blink_in_progress)
3035 return;
3036 blink_in_progress = 4;
3037 blink_screen(scp);
3038 timeout((timeout_func_t)blink_screen, scp, hz/10);
3039 }
3040 else
3041 sysbeep(pitch, duration);
3042 }
3043}
3044
3045static void
3046blink_screen(scr_stat *scp)
3047{
3048 if (blink_in_progress > 1) {
3049 if (blink_in_progress & 1)
3050 fillw(kernel_default.std_attr | scr_map[0x20],
3051 Crtat, scp->xsize * scp->ysize);
3052 else
3053 fillw(kernel_default.rev_attr | scr_map[0x20],
3054 Crtat, scp->xsize * scp->ysize);
3055 blink_in_progress--;
3056 timeout((timeout_func_t)blink_screen, scp, hz/10);
3057 }
3058 else {
3059 blink_in_progress = FALSE;
3060 mark_all(scp);
3061 if (delayed_next_scr)
3062 switch_scr(scp, delayed_next_scr - 1);
3063 }
3064}
3065
3066#endif /* NSC */
|