2 * Copyright (c) 1992-1998 Søren Schmidt
5 * This code is derived from software contributed to The DragonFly Project
6 * by Sascha Wildner <saw@online.de>
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer,
13 * without modification, immediately at the beginning of the file.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. The name of the author may not be used to endorse or promote products
18 * derived from this software without specific prior written permission.
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 * $FreeBSD: /usr/local/www/cvsroot/FreeBSD/src/sys/dev/syscons/syscons.c,v 1.336.2.17 2004/03/25 08:41:09 ru Exp $
32 * $DragonFly: src/sys/dev/misc/syscons/syscons.c,v 1.32 2007/05/07 05:21:40 dillon Exp $
35 #include "use_splash.h"
36 #include "opt_syscons.h"
40 #include <sys/param.h>
41 #include <sys/systm.h>
42 #include <sys/eventhandler.h>
43 #include <sys/reboot.h>
46 #include <sys/signalvar.h>
47 #include <sys/sysctl.h>
49 #include <sys/kernel.h>
51 #include <sys/random.h>
52 #include <sys/thread2.h>
54 #include <machine/clock.h>
55 #include <machine/console.h>
56 #include <machine/psl.h>
57 #include <machine/pc/display.h>
58 #include <machine/apm_bios.h>
59 #include <machine/frame.h>
61 #include <dev/misc/kbd/kbdreg.h>
62 #include <dev/video/fb/fbreg.h>
63 #include <dev/video/fb/splashreg.h>
69 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */
70 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */
72 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */
74 MALLOC_DEFINE(M_SYSCONS, "syscons", "Syscons");
76 typedef struct default_attr {
77 int std_color; /* normal hardware color */
78 int rev_color; /* reverse hardware color */
81 static default_attr user_default = {
86 static default_attr kernel_default = {
88 SC_KERNEL_CONS_REV_ATTR,
91 static int sc_console_unit = -1;
92 static scr_stat *sc_console;
93 static struct tty *sc_console_tty;
94 static void *kernel_console_ts;
96 static char init_done = COLD;
97 static char shutdown_in_progress = FALSE;
98 static char sc_malloc = FALSE;
100 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */
101 static int run_scrn_saver = FALSE; /* should run the saver? */
102 static long scrn_blank_time = 0; /* screen saver timeout value */
104 static int scrn_blanked; /* # of blanked screen */
105 static int sticky_splash = FALSE;
107 static void none_saver(sc_softc_t *sc, int blank) { }
108 static void (*current_saver)(sc_softc_t *, int) = none_saver;
111 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT)
115 d_ioctl_t *sc_user_ioctl;
117 static bios_values_t bios_value;
119 static int enable_panic_key;
120 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key,
123 #define SC_CONSOLECTL 255
125 #define VIRTUAL_TTY(sc, x) (SC_DEV((sc), (x)) != NULL ? \
126 SC_DEV((sc), (x))->si_tty : NULL)
127 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN))
132 static int scvidprobe(int unit, int flags, int cons);
133 static int sckbdprobe(int unit, int flags, int cons);
134 static void scmeminit(void *arg);
135 static int scdevtounit(cdev_t dev);
136 static kbd_callback_func_t sckbdevent;
137 static int scparam(struct tty *tp, struct termios *t);
138 static void scstart(struct tty *tp);
139 static void scinit(int unit, int flags);
140 static void scterm(int unit, int flags);
141 static void scshutdown(void *arg, int howto);
142 static u_int scgetc(sc_softc_t *sc, u_int flags);
144 #define SCGETC_NONBLOCK 2
145 static int sccngetch(int flags);
146 static void sccnupdate(scr_stat *scp);
147 static scr_stat *alloc_scp(sc_softc_t *sc, int vty);
148 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp);
149 static timeout_t scrn_timer;
150 static int and_region(int *s1, int *e1, int s2, int e2);
151 static void scrn_update(scr_stat *scp, int show_cursor);
154 static int scsplash_callback(int event, void *arg);
155 static void scsplash_saver(sc_softc_t *sc, int show);
156 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int));
157 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int));
158 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border);
159 static int restore_scrn_saver_mode(scr_stat *scp, int changemode);
160 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int));
161 static int wait_scrn_saver_stop(sc_softc_t *sc);
162 #define scsplash_stick(stick) (sticky_splash = (stick))
164 #define scsplash_stick(stick)
167 static void do_switch_scr(sc_softc_t *sc);
168 static int vt_proc_alive(scr_stat *scp);
169 static int signal_vt_rel(scr_stat *scp);
170 static int signal_vt_acq(scr_stat *scp);
171 static int finish_vt_rel(scr_stat *scp, int release);
172 static int finish_vt_acq(scr_stat *scp);
173 static void exchange_scr(sc_softc_t *sc);
174 static void update_cursor_image(scr_stat *scp);
175 static int save_kbd_state(scr_stat *scp);
176 static int update_kbd_state(scr_stat *scp, int state, int mask);
177 static int update_kbd_leds(scr_stat *scp, int which);
178 static timeout_t blink_screen;
180 #define CDEV_MAJOR 12
182 static cn_probe_t sccnprobe;
183 static cn_init_t sccninit;
184 static cn_init_t sccninit_fini;
185 static cn_getc_t sccngetc;
186 static cn_checkc_t sccncheckc;
187 static cn_putc_t sccnputc;
188 static cn_dbctl_t sccndbctl;
189 static cn_term_t sccnterm;
191 CONS_DRIVER(sc, sccnprobe, sccninit, sccninit_fini, sccnterm,
192 sccngetc, sccncheckc, sccnputc, sccndbctl);
194 static d_open_t scopen;
195 static d_close_t scclose;
196 static d_read_t scread;
197 static d_ioctl_t scioctl;
198 static d_mmap_t scmmap;
200 static struct dev_ops sc_ops = {
201 { "sc", CDEV_MAJOR, D_TTY | D_KQFILTER },
209 .d_kqfilter = ttykqfilter
213 sc_probe_unit(int unit, int flags)
215 if (!scvidprobe(unit, flags, FALSE)) {
217 kprintf("sc%d: no video adapter found.\n", unit);
221 /* syscons will be attached even when there is no keyboard */
222 sckbdprobe(unit, flags, FALSE);
227 /* probe video adapters, return TRUE if found */
229 scvidprobe(int unit, int flags, int cons)
232 * Access the video adapter driver through the back door!
233 * Video adapter drivers need to be configured before syscons.
234 * However, when syscons is being probed as the low-level console,
235 * they have not been initialized yet. We force them to initialize
236 * themselves here. XXX
238 vid_configure(cons ? VIO_PROBE_ONLY : 0);
240 return (vid_find_adapter("*", unit) >= 0);
243 /* probe the keyboard, return TRUE if found */
245 sckbdprobe(int unit, int flags, int cons)
247 /* access the keyboard driver through the backdoor! */
248 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0);
250 return (kbd_find_keyboard("*", unit) >= 0);
254 adapter_name(video_adapter_t *adp)
260 { KD_MONO, { "MDA", "MDA" } },
261 { KD_HERCULES, { "Hercules", "Hercules" } },
262 { KD_CGA, { "CGA", "CGA" } },
263 { KD_EGA, { "EGA", "EGA (mono)" } },
264 { KD_VGA, { "VGA", "VGA (mono)" } },
265 { KD_TGA, { "TGA", "TGA" } },
266 { -1, { "Unknown", "Unknown" } },
270 for (i = 0; names[i].type != -1; ++i)
271 if (names[i].type == adp->va_type)
273 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1];
277 sc_attach_unit(int unit, int flags)
287 flags &= ~SC_KERNEL_CONSOLE;
289 if (sc_console_unit == unit) {
291 * If this unit is being used as the system console, we need to
292 * adjust some variables and buffers before and after scinit().
294 /* assert(sc_console != NULL) */
295 flags |= SC_KERNEL_CONSOLE;
300 if (sc_console->tsw->te_size > 0) {
301 /* assert(sc_console->ts != NULL); */
302 kernel_console_ts = sc_console->ts;
303 sc_console->ts = kmalloc(sc_console->tsw->te_size,
304 M_SYSCONS, M_WAITOK);
305 bcopy(kernel_console_ts, sc_console->ts, sc_console->tsw->te_size);
306 (*sc_console->tsw->te_default_attr)(sc_console,
307 user_default.std_color,
308 user_default.rev_color);
314 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE);
317 * If this is the console we couldn't setup sc->dev before because
318 * malloc wasn't working. Set it up now.
320 if (flags & SC_KERNEL_CONSOLE) {
321 KKASSERT(sc->dev == NULL);
322 sc->dev = kmalloc(sizeof(cdev_t)*sc->vtys, M_SYSCONS, M_WAITOK|M_ZERO);
323 sc->dev[0] = make_dev(&sc_ops, sc_console_unit*MAXCONS, UID_ROOT,
325 "ttyv%r", sc_console_unit*MAXCONS);
326 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty);
327 sc->dev[0]->si_drv1 = sc_console;
331 * Finish up the standard attach
334 callout_init(&sc->scrn_timer_ch);
335 scp = SC_STAT(sc->dev[0]);
336 if (sc_console == NULL) /* sc_console_unit < 0 */
340 if ((sc->config & SC_VESA800X600)
341 && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) {
343 if (sc->flags & SC_SPLASH_SCRN)
344 splash_term(sc->adp);
346 sc_set_graphics_mode(scp, NULL, M_VESA_800x600);
347 sc_set_pixel_mode(scp, NULL, COL, ROW, 16);
348 sc->initial_mode = M_VESA_800x600;
350 /* put up the splash again! */
351 if (sc->flags & SC_SPLASH_SCRN)
352 splash_init(sc->adp, scsplash_callback, sc);
355 #endif /* SC_PIXEL_MODE */
357 /* initialize cursor */
359 update_cursor_image(scp);
361 /* get screen update going */
364 /* set up the keyboard */
365 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode);
366 update_kbd_state(scp, scp->status, LOCK_MASK);
368 kprintf("sc%d: %s <%d virtual consoles, flags=0x%x>\n",
369 unit, adapter_name(sc->adp), sc->vtys, sc->config);
371 kprintf("sc%d:", unit);
372 if (sc->adapter >= 0)
373 kprintf(" fb%d", sc->adapter);
374 if (sc->keyboard >= 0)
375 kprintf(", kbd%d", sc->keyboard);
377 kprintf(", terminal emulator: %s (%s)",
378 scp->tsw->te_name, scp->tsw->te_desc);
382 /* register a shutdown callback for the kernel console */
383 if (sc_console_unit == unit)
384 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown,
385 (void *)(uintptr_t)unit, SHUTDOWN_PRI_DEFAULT);
388 * create devices. dev_ops_add() must be called to make devices under
389 * this major number available to userland.
391 dev_ops_add(&sc_ops, ~(MAXCONS - 1), unit * MAXCONS);
393 for (vc = 0; vc < sc->vtys; vc++) {
394 dev = make_dev(&sc_ops, vc + unit * MAXCONS,
395 UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc + unit * MAXCONS);
398 * The first vty already has struct tty and scr_stat initialized
399 * in scinit(). The other vtys will have these structs when
404 dev_ops_add(&sc_ops, -1, SC_CONSOLECTL); /* XXX */
405 dev = make_dev(&sc_ops, SC_CONSOLECTL,
406 UID_ROOT, GID_WHEEL, 0600, "consolectl");
407 dev->si_tty = sc_console_tty = ttymalloc(sc_console_tty);
408 dev->si_drv1 = sc_console;
421 * As soon as malloc() becomes functional, we had better allocate
422 * various buffers for the kernel console.
425 if (sc_console_unit < 0) /* sc_console == NULL */
428 /* copy the temporary buffer to the final buffer */
429 sc_alloc_scr_buffer(sc_console, TRUE, FALSE);
431 #ifndef SC_NO_CUTPASTE
432 sc_alloc_cut_buffer(sc_console, TRUE);
435 #ifndef SC_NO_HISTORY
436 /* initialize history buffer & pointers */
437 sc_alloc_history_buffer(sc_console, 0, 0, TRUE);
441 SYSINIT(sc_mem, SI_BOOT1_POST, SI_ORDER_ANY, scmeminit, NULL);
444 scdevtounit(cdev_t dev)
446 int vty = SC_VTY(dev);
448 if (vty == SC_CONSOLECTL)
449 return ((sc_console != NULL) ? sc_console->sc->unit : -1);
450 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit()))
457 scopen(struct dev_open_args *ap)
459 cdev_t dev = ap->a_head.a_dev;
460 int unit = scdevtounit(dev);
467 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n",
468 major(dev), minor(dev), unit, SC_VTY(dev)));
470 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0);
474 tp = dev->si_tty = ttymalloc(dev->si_tty);
475 tp->t_oproc = scstart;
476 tp->t_param = scparam;
477 tp->t_stop = nottystop;
479 if (!ISTTYOPEN(tp)) {
481 /* Use the current setting of the <-- key as default VERASE. */
482 /* If the Delete key is preferable, an stty is necessary */
483 if (sc->kbd != NULL) {
484 key.keynum = KEYCODE_BS;
485 kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key);
486 tp->t_cc[VERASE] = key.key.map[0];
488 tp->t_iflag = TTYDEF_IFLAG;
489 tp->t_oflag = TTYDEF_OFLAG;
490 tp->t_cflag = TTYDEF_CFLAG;
491 tp->t_lflag = TTYDEF_LFLAG;
492 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED;
493 scparam(tp, &tp->t_termios);
494 (*linesw[tp->t_line].l_modem)(tp, 1);
497 if (tp->t_state & TS_XCLUDE && suser_cred(ap->a_cred, 0))
500 error = (*linesw[tp->t_line].l_open)(dev, tp);
504 scp = dev->si_drv1 = alloc_scp(sc, SC_VTY(dev));
506 sc_set_pixel_mode(scp, NULL, COL, ROW, 16);
508 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) {
509 tp->t_winsize.ws_col = scp->xsize;
510 tp->t_winsize.ws_row = scp->ysize;
517 scclose(struct dev_close_args *ap)
519 cdev_t dev = ap->a_head.a_dev;
520 struct tty *tp = dev->si_tty;
524 if (SC_VTY(dev) != SC_CONSOLECTL) {
525 scp = SC_STAT(tp->t_dev);
526 /* were we in the middle of the VT switching process? */
527 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit));
528 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit))
529 cons_unavail = FALSE;
531 * note: must be called from a critical section because finish_vt_rel
532 * will call do_switch_scr which releases it temporarily
534 if (finish_vt_rel(scp, TRUE) == 0) /* force release */
535 DPRINTF(5, ("reset WAIT_REL, "));
536 if (finish_vt_acq(scp) == 0) /* force acknowledge */
537 DPRINTF(5, ("reset WAIT_ACQ, "));
539 if (scp == &main_console) {
542 scp->smode.mode = VT_AUTO;
545 sc_vtb_destroy(&scp->vtb);
546 sc_vtb_destroy(&scp->scr);
547 sc_free_history_buffer(scp, scp->ysize);
549 kfree(scp, M_SYSCONS);
554 scp->smode.mode = VT_AUTO;
556 scp->kbd_mode = K_XLATE;
557 if (scp == scp->sc->cur_scp)
558 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode);
559 DPRINTF(5, ("done.\n"));
561 (*linesw[tp->t_line].l_close)(tp, ap->a_fflag);
568 scread(struct dev_read_args *ap)
570 sc_touch_scrn_saver();
571 return (ttyread(ap));
575 sckbdevent(keyboard_t *thiskbd, int event, void *arg)
583 sc = (sc_softc_t *)arg;
584 /* assert(thiskbd == sc->kbd) */
589 case KBDIO_UNLOADING:
592 kbd_release(thiskbd, (void *)&sc->keyboard);
599 * Loop while there is still input to get from the keyboard.
600 * I don't think this is nessesary, and it doesn't fix
601 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX
603 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) {
605 cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index);
606 if (!ISTTYOPEN(cur_tty)) {
607 cur_tty = sc_console_tty;
608 if (!ISTTYOPEN(cur_tty))
612 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty))
615 switch (KEYFLAGS(c)) {
616 case 0x0000: /* normal key */
617 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty);
619 case FKEY: /* function key, return string */
620 cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len);
623 (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty);
626 case MKEY: /* meta is active, prepend ESC */
627 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty);
628 (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty);
630 case BKEY: /* backtab fixed sequence (esc [ Z) */
631 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty);
632 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty);
633 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty);
638 sc->cur_scp->status |= MOUSE_HIDDEN;
644 scparam(struct tty *tp, struct termios *t)
646 tp->t_ispeed = t->c_ispeed;
647 tp->t_ospeed = t->c_ospeed;
648 tp->t_cflag = t->c_cflag;
653 scioctl(struct dev_ioctl_args *ap)
655 cdev_t dev = ap->a_head.a_dev;
656 u_long cmd = ap->a_cmd;
657 caddr_t data = ap->a_data;
658 int flag = ap->a_fflag;
667 /* If there is a user_ioctl function call that first */
669 error = (*sc_user_ioctl)(ap);
670 if (error != ENOIOCTL)
674 error = sc_vid_ioctl(tp, cmd, data, flag);
675 if (error != ENOIOCTL)
678 #ifndef SC_NO_HISTORY
679 error = sc_hist_ioctl(tp, cmd, data, flag);
680 if (error != ENOIOCTL)
684 #ifndef SC_NO_SYSMOUSE
685 error = sc_mouse_ioctl(tp, cmd, data, flag);
686 if (error != ENOIOCTL)
690 scp = SC_STAT(tp->t_dev);
691 /* assert(scp != NULL) */
692 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */
696 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, flag);
697 if (error != ENOIOCTL)
701 switch (cmd) { /* process console hardware related ioctl's */
703 case GIO_ATTR: /* get current attributes */
704 /* this ioctl is not processed here, but in the terminal emulator */
707 case GIO_COLOR: /* is this a color console ? */
708 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0;
711 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */
712 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME)
715 scrn_blank_time = *(int *)data;
716 run_scrn_saver = (scrn_blank_time != 0);
720 case CONS_CURSORTYPE: /* set cursor type blink/noblink */
722 if (!ISGRAPHSC(sc->cur_scp))
723 sc_remove_cursor_image(sc->cur_scp);
724 if ((*(int*)data) & 0x01)
725 sc->flags |= SC_BLINK_CURSOR;
727 sc->flags &= ~SC_BLINK_CURSOR;
728 if ((*(int*)data) & 0x02) {
729 sc->flags |= SC_CHAR_CURSOR;
731 sc->flags &= ~SC_CHAR_CURSOR;
733 * The cursor shape is global property; all virtual consoles
734 * are affected. Update the cursor in the current console...
736 if (!ISGRAPHSC(sc->cur_scp)) {
737 sc_set_cursor_image(sc->cur_scp);
738 sc_draw_cursor_image(sc->cur_scp);
743 case CONS_BELLTYPE: /* set bell type sound/visual */
744 if ((*(int *)data) & 0x01)
745 sc->flags |= SC_VISUAL_BELL;
747 sc->flags &= ~SC_VISUAL_BELL;
748 if ((*(int *)data) & 0x02)
749 sc->flags |= SC_QUIET_BELL;
751 sc->flags &= ~SC_QUIET_BELL;
754 case CONS_GETINFO: /* get current (virtual) console info */
756 vid_info_t *ptr = (vid_info_t*)data;
757 if (ptr->size == sizeof(struct vid_info)) {
758 ptr->m_num = sc->cur_scp->index;
759 ptr->font_size = scp->font_size;
760 ptr->mv_col = scp->xpos;
761 ptr->mv_row = scp->ypos;
762 ptr->mv_csz = scp->xsize;
763 ptr->mv_rsz = scp->ysize;
765 * The following fields are filled by the terminal emulator. XXX
772 ptr->mv_grfc.fore = 0; /* not supported */
773 ptr->mv_grfc.back = 0; /* not supported */
774 ptr->mv_ovscan = scp->border;
775 if (scp == sc->cur_scp)
777 ptr->mk_keylock = scp->status & LOCK_MASK;
783 case CONS_GETVERS: /* get version number */
784 *(int*)data = 0x200; /* version 2.0 */
787 case CONS_IDLE: /* see if the screen has been idle */
789 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE,
790 * the user process may have been writing something on the
791 * screen and syscons is not aware of it. Declare the screen
792 * is NOT idle if it is in one of these modes. But there is
793 * an exception to it; if a screen saver is running in the
794 * graphics mode in the current screen, we should say that the
795 * screen has been idle.
797 *(int *)data = (sc->flags & SC_SCRN_IDLE)
798 && (!ISGRAPHSC(sc->cur_scp)
799 || (sc->cur_scp->status & SAVER_RUNNING));
802 case CONS_SAVERMODE: /* set saver mode */
803 switch(*(int *)data) {
806 /* if a LKM screen saver is running, stop it first. */
807 scsplash_stick(FALSE);
808 saver_mode = *(int *)data;
811 if ((error = wait_scrn_saver_stop(NULL))) {
816 run_scrn_saver = TRUE;
817 if (saver_mode == CONS_USR_SAVER)
818 scp->status |= SAVER_RUNNING;
820 scp->status &= ~SAVER_RUNNING;
821 scsplash_stick(TRUE);
826 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING))
827 scp->status &= ~SAVER_RUNNING;
828 saver_mode = *(int *)data;
836 case CONS_SAVERSTART: /* immediately start/stop the screen saver */
838 * Note that this ioctl does not guarantee the screen saver
839 * actually starts or stops. It merely attempts to do so...
842 run_scrn_saver = (*(int *)data != 0);
844 sc->scrn_time_stamp -= scrn_blank_time;
848 case CONS_SCRSHOT: /* get a screen shot */
850 scrshot_t *ptr = (scrshot_t*)data;
852 if (ISGRAPHSC(scp)) {
856 if (scp->xsize != ptr->xsize || scp->ysize != ptr->ysize) {
860 copyout ((void*)scp->vtb.vtb_buffer, ptr->buf,
861 ptr->xsize * ptr->ysize * sizeof(uint16_t));
866 case VT_SETMODE: /* set screen switcher mode */
868 struct vt_mode *mode;
870 mode = (struct vt_mode *)data;
871 DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit));
872 if (scp->smode.mode == VT_PROCESS) {
873 if (scp->proc == pfind(scp->pid) && scp->proc != curproc) {
874 DPRINTF(5, ("error EPERM\n"));
879 if (mode->mode == VT_AUTO) {
880 scp->smode.mode = VT_AUTO;
883 DPRINTF(5, ("VT_AUTO, "));
884 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit))
885 cons_unavail = FALSE;
887 * note: must be called from a critical section because
888 * finish_vt_rel will call do_switch_scr which releases it
891 if (finish_vt_rel(scp, TRUE) == 0)
892 DPRINTF(5, ("reset WAIT_REL, "));
893 if (finish_vt_acq(scp) == 0)
894 DPRINTF(5, ("reset WAIT_ACQ, "));
896 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig)
897 || !ISSIGVALID(mode->frsig)) {
899 DPRINTF(5, ("error EINVAL\n"));
902 DPRINTF(5, ("VT_PROCESS %d, ", curproc->p_pid));
903 bcopy(data, &scp->smode, sizeof(struct vt_mode));
905 scp->pid = scp->proc->p_pid;
906 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit))
914 case VT_GETMODE: /* get screen switcher mode */
915 bcopy(&scp->smode, data, sizeof(struct vt_mode));
918 case VT_RELDISP: /* screen switcher ioctl */
921 * This must be the current vty which is in the VT_PROCESS
924 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) {
928 /* ...and this process is controlling it. */
929 if (scp->proc != curproc) {
934 switch(*(int *)data) {
935 case VT_FALSE: /* user refuses to release screen, abort */
937 * note: must be called from a critical section because
938 * finish_vt_rel will call do_switch_scr which releases it
941 if ((error = finish_vt_rel(scp, FALSE)) == 0)
942 DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit));
944 case VT_TRUE: /* user has released screen, go on */
946 * note: must be called from a critical section because
947 * finish_vt_rel will call do_switch_scr which releases it
950 if ((error = finish_vt_rel(scp, TRUE)) == 0)
951 DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit));
953 case VT_ACKACQ: /* acquire acknowledged, switch completed */
954 if ((error = finish_vt_acq(scp)) == 0)
955 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit));
963 case VT_OPENQRY: /* return free virtual console */
964 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) {
965 tp = VIRTUAL_TTY(sc, i);
966 if (!ISTTYOPEN(tp)) {
967 *(int *)data = i + 1;
973 case VT_ACTIVATE: /* switch to screen *data */
974 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1);
976 sc_clean_up(sc->cur_scp);
978 return sc_switch_scr(sc, i);
980 case VT_WAITACTIVE: /* wait for switch to occur */
981 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1);
982 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys))
985 error = sc_clean_up(sc->cur_scp);
989 scp = SC_STAT(SC_DEV(sc, i));
990 if (scp == scp->sc->cur_scp)
992 while ((error=tsleep((caddr_t)&scp->smode, PCATCH,
993 "waitvt", 0)) == ERESTART) ;
996 case VT_GETACTIVE: /* get active vty # */
997 *(int *)data = sc->cur_scp->index + 1;
1000 case VT_GETINDEX: /* get this vty # */
1001 *(int *)data = scp->index + 1;
1004 case VT_LOCKSWITCH: /* prevent vty switching */
1005 if ((*(int *)data) & 0x01)
1006 sc->flags |= SC_SCRN_VTYLOCK;
1008 sc->flags &= ~SC_SCRN_VTYLOCK;
1011 case KDENABIO: /* allow io operations */
1012 error = suser_cred(ap->a_cred, 0);
1015 if (securelevel > 0)
1017 curthread->td_lwp->lwp_md.md_regs->tf_eflags |= PSL_IOPL;
1020 case KDDISABIO: /* disallow io operations (default) */
1021 curthread->td_lwp->lwp_md.md_regs->tf_eflags &= ~PSL_IOPL;
1024 case KDSKBSTATE: /* set keyboard state (locks) */
1025 if (*(int *)data & ~LOCK_MASK)
1027 scp->status &= ~LOCK_MASK;
1028 scp->status |= *(int *)data;
1029 if (scp == sc->cur_scp)
1030 update_kbd_state(scp, scp->status, LOCK_MASK);
1033 case KDGKBSTATE: /* get keyboard state (locks) */
1034 if (scp == sc->cur_scp)
1035 save_kbd_state(scp);
1036 *(int *)data = scp->status & LOCK_MASK;
1039 case KDGETREPEAT: /* get keyboard repeat & delay rates */
1040 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */
1041 error = kbd_ioctl(sc->kbd, cmd, data);
1042 if (error == ENOIOCTL)
1046 case KDSETRAD: /* set keyboard repeat & delay rates (old) */
1047 if (*(int *)data & ~0x7f)
1049 error = kbd_ioctl(sc->kbd, cmd, data);
1050 if (error == ENOIOCTL)
1054 case KDSKBMODE: /* set keyboard mode */
1055 switch (*(int *)data) {
1056 case K_XLATE: /* switch to XLT ascii mode */
1057 case K_RAW: /* switch to RAW scancode mode */
1058 case K_CODE: /* switch to CODE mode */
1059 scp->kbd_mode = *(int *)data;
1060 if (scp == sc->cur_scp)
1061 kbd_ioctl(sc->kbd, cmd, data);
1068 case KDGKBMODE: /* get keyboard mode */
1069 *(int *)data = scp->kbd_mode;
1073 error = kbd_ioctl(sc->kbd, cmd, data);
1074 if (error == ENOIOCTL)
1078 case KDMKTONE: /* sound the bell */
1080 sc_bell(scp, (*(int*)data)&0xffff,
1081 (((*(int*)data)>>16)&0xffff)*hz/1000);
1083 sc_bell(scp, scp->bell_pitch, scp->bell_duration);
1086 case KIOCSOUND: /* make tone (*data) hz */
1087 if (scp == sc->cur_scp) {
1089 return sc_tone(*(int *)data);
1095 case KDGKBTYPE: /* get keyboard type */
1096 error = kbd_ioctl(sc->kbd, cmd, data);
1097 if (error == ENOIOCTL) {
1098 /* always return something? XXX */
1103 case KDSETLED: /* set keyboard LED status */
1104 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */
1106 scp->status &= ~LED_MASK;
1107 scp->status |= *(int *)data;
1108 if (scp == sc->cur_scp)
1109 update_kbd_leds(scp, scp->status);
1112 case KDGETLED: /* get keyboard LED status */
1113 if (scp == sc->cur_scp)
1114 save_kbd_state(scp);
1115 *(int *)data = scp->status & LED_MASK;
1118 case CONS_SETKBD: /* set the new keyboard */
1123 newkbd = kbd_get_keyboard(*(int *)data);
1124 if (newkbd == NULL) {
1129 if (sc->kbd != newkbd) {
1130 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit,
1131 (void *)&sc->keyboard, sckbdevent, sc);
1132 /* i == newkbd->kb_index */
1134 if (sc->kbd != NULL) {
1135 save_kbd_state(sc->cur_scp);
1136 kbd_release(sc->kbd, (void *)&sc->keyboard);
1138 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */
1140 kbd_ioctl(sc->kbd, KDSKBMODE,
1141 (caddr_t)&sc->cur_scp->kbd_mode);
1142 update_kbd_state(sc->cur_scp, sc->cur_scp->status,
1145 error = EPERM; /* XXX */
1152 case CONS_RELKBD: /* release the current keyboard */
1155 if (sc->kbd != NULL) {
1156 save_kbd_state(sc->cur_scp);
1157 error = kbd_release(sc->kbd, (void *)&sc->keyboard);
1166 case CONS_GETTERM: /* get the current terminal emulator info */
1170 if (((term_info_t *)data)->ti_index == 0) {
1173 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index);
1176 strncpy(((term_info_t *)data)->ti_name, sw->te_name,
1177 sizeof(((term_info_t *)data)->ti_name));
1178 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc,
1179 sizeof(((term_info_t *)data)->ti_desc));
1180 ((term_info_t *)data)->ti_flags = 0;
1183 ((term_info_t *)data)->ti_name[0] = '\0';
1184 ((term_info_t *)data)->ti_desc[0] = '\0';
1185 ((term_info_t *)data)->ti_flags = 0;
1190 case CONS_SETTERM: /* set the current terminal emulator */
1192 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name);
1193 /* FIXME: what if scp == sc_console! XXX */
1197 case GIO_SCRNMAP: /* get output translation table */
1198 bcopy(&sc->scr_map, data, sizeof(sc->scr_map));
1201 case PIO_SCRNMAP: /* set output translation table */
1202 bcopy(data, &sc->scr_map, sizeof(sc->scr_map));
1203 for (i=0; i<sizeof(sc->scr_map); i++) {
1204 sc->scr_rmap[sc->scr_map[i]] = i;
1208 case GIO_KEYMAP: /* get keyboard translation table */
1209 case PIO_KEYMAP: /* set keyboard translation table */
1210 case GIO_DEADKEYMAP: /* get accent key translation table */
1211 case PIO_DEADKEYMAP: /* set accent key translation table */
1212 case GETFKEY: /* get function key string */
1213 case SETFKEY: /* set function key string */
1214 error = kbd_ioctl(sc->kbd, cmd, data);
1215 if (error == ENOIOCTL)
1219 #ifndef SC_NO_FONT_LOADING
1221 case PIO_FONT8x8: /* set 8x8 dot font */
1222 if (!ISFONTAVAIL(sc->adp->va_flags))
1224 bcopy(data, sc->font_8, 8*256);
1225 sc->fonts_loaded |= FONT_8;
1228 * Always use the font page #0. XXX
1229 * Don't load if the current font size is not 8x8.
1231 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14))
1232 sc_load_font(sc->cur_scp, 0, 8, sc->font_8, 0, 256);
1235 case GIO_FONT8x8: /* get 8x8 dot font */
1236 if (!ISFONTAVAIL(sc->adp->va_flags))
1238 if (sc->fonts_loaded & FONT_8) {
1239 bcopy(sc->font_8, data, 8*256);
1245 case PIO_FONT8x14: /* set 8x14 dot font */
1246 if (!ISFONTAVAIL(sc->adp->va_flags))
1248 bcopy(data, sc->font_14, 14*256);
1249 sc->fonts_loaded |= FONT_14;
1252 * Always use the font page #0. XXX
1253 * Don't load if the current font size is not 8x14.
1255 if (ISTEXTSC(sc->cur_scp)
1256 && (sc->cur_scp->font_size >= 14)
1257 && (sc->cur_scp->font_size < 16))
1258 sc_load_font(sc->cur_scp, 0, 14, sc->font_14, 0, 256);
1261 case GIO_FONT8x14: /* get 8x14 dot font */
1262 if (!ISFONTAVAIL(sc->adp->va_flags))
1264 if (sc->fonts_loaded & FONT_14) {
1265 bcopy(sc->font_14, data, 14*256);
1271 case PIO_FONT8x16: /* set 8x16 dot font */
1272 if (!ISFONTAVAIL(sc->adp->va_flags))
1274 bcopy(data, sc->font_16, 16*256);
1275 sc->fonts_loaded |= FONT_16;
1278 * Always use the font page #0. XXX
1279 * Don't load if the current font size is not 8x16.
1281 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16))
1282 sc_load_font(sc->cur_scp, 0, 16, sc->font_16, 0, 256);
1285 case GIO_FONT8x16: /* get 8x16 dot font */
1286 if (!ISFONTAVAIL(sc->adp->va_flags))
1288 if (sc->fonts_loaded & FONT_16) {
1289 bcopy(sc->font_16, data, 16*256);
1295 #endif /* SC_NO_FONT_LOADING */
1301 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, ap->a_cred);
1302 if (error != ENOIOCTL)
1304 error = ttioctl(tp, cmd, data, flag);
1305 if (error != ENOIOCTL)
1311 scstart(struct tty *tp)
1315 u_char buf[PCBURST];
1316 scr_stat *scp = SC_STAT(tp->t_dev);
1318 if (scp->status & SLKED ||
1319 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress))
1322 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) {
1323 tp->t_state |= TS_BUSY;
1326 len = q_to_b(rbp, buf, PCBURST);
1328 sc_puts(scp, buf, len);
1331 tp->t_state &= ~TS_BUSY;
1338 sccnprobe(struct consdev *cp)
1343 cp->cn_pri = sc_get_cons_priority(&unit, &flags);
1345 /* a video card is always required */
1346 if (!scvidprobe(unit, flags, TRUE))
1347 cp->cn_pri = CN_DEAD;
1349 /* syscons will become console even when there is no keyboard */
1350 sckbdprobe(unit, flags, TRUE);
1352 if (cp->cn_pri == CN_DEAD)
1355 /* initialize required fields */
1356 cp->cn_probegood = 1;
1360 sccninit(struct consdev *cp)
1365 sc_get_cons_priority(&unit, &flags);
1366 scinit(unit, flags | SC_KERNEL_CONSOLE);
1367 sc_console_unit = unit;
1368 sc_console = sc_get_softc(unit, SC_KERNEL_CONSOLE)->console_scp;
1372 sccninit_fini(struct consdev *cp)
1374 cp->cn_dev = make_dev(&sc_ops, SC_CONSOLECTL,
1375 UID_ROOT, GID_WHEEL, 0600, "consolectl");
1379 sccnterm(struct consdev *cp)
1381 /* we are not the kernel console any more, release everything */
1383 if (sc_console_unit < 0)
1384 return; /* shouldn't happen */
1387 sc_clear_screen(sc_console);
1388 sccnupdate(sc_console);
1390 scterm(sc_console_unit, SC_KERNEL_CONSOLE);
1391 sc_console_unit = -1;
1396 sccnputc(void *private, int c)
1399 scr_stat *scp = sc_console;
1401 #ifndef SC_NO_HISTORY
1403 #endif /* !SC_NO_HISTORY */
1405 /* assert(sc_console != NULL) */
1407 #ifndef SC_NO_HISTORY
1408 if (scp == scp->sc->cur_scp && scp->status & SLKED) {
1409 scp->status &= ~SLKED;
1410 update_kbd_state(scp, scp->status, SLKED);
1411 if (scp->status & BUFFER_SAVED) {
1412 if (!sc_hist_restore(scp))
1413 sc_remove_cutmarking(scp);
1414 scp->status &= ~BUFFER_SAVED;
1415 scp->status |= CURSOR_ENABLED;
1416 sc_draw_cursor_image(scp);
1418 tp = VIRTUAL_TTY(scp->sc, scp->index);
1422 #endif /* !SC_NO_HISTORY */
1425 if (kernel_console_ts != NULL)
1426 scp->ts = kernel_console_ts;
1428 sc_puts(scp, buf, 1);
1437 sccngetc(void *private)
1439 return sccngetch(0);
1443 sccncheckc(void *private)
1445 return sccngetch(SCGETC_NONBLOCK);
1449 sccndbctl(void *private, int on)
1451 /* assert(sc_console_unit >= 0) */
1452 /* try to switch to the kernel console screen */
1453 if (on && debugger == 0) {
1455 * TRY to make sure the screen saver is stopped,
1456 * and the screen is updated before switching to
1461 && sc_console->sc->cur_scp->smode.mode == VT_AUTO
1462 && sc_console->smode.mode == VT_AUTO) {
1463 sc_console->sc->cur_scp->status |= MOUSE_HIDDEN;
1464 sc_switch_scr(sc_console->sc, sc_console->index);
1474 sccngetch(int flags)
1476 static struct fkeytab fkey;
1484 /* assert(sc_console != NULL) */
1487 * Stop the screen saver and update the screen if necessary.
1488 * What if we have been running in the screen saver code... XXX
1490 sc_touch_scrn_saver();
1491 scp = sc_console->sc->cur_scp; /* XXX */
1494 if (fkeycp < fkey.len) {
1496 return fkey.str[fkeycp++];
1499 if (scp->sc->kbd == NULL) {
1505 * Make sure the keyboard is accessible even when the kbd device
1506 * driver is disabled.
1508 kbd_enable(scp->sc->kbd);
1510 /* we shall always use the keyboard in the XLATE mode here */
1511 cur_mode = scp->kbd_mode;
1512 scp->kbd_mode = K_XLATE;
1513 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode);
1515 kbd_poll(scp->sc->kbd, TRUE);
1516 c = scgetc(scp->sc, SCGETC_CN | flags);
1517 kbd_poll(scp->sc->kbd, FALSE);
1519 scp->kbd_mode = cur_mode;
1520 kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode);
1521 kbd_disable(scp->sc->kbd);
1524 switch (KEYFLAGS(c)) {
1525 case 0: /* normal char */
1527 case FKEY: /* function key */
1528 p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp);
1530 if ((p != NULL) && (fkey.len > 0)) {
1531 bcopy(p, fkey.str, fkey.len);
1545 sccnupdate(scr_stat *scp)
1547 /* this is a cut-down version of scrn_timer()... */
1549 if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress)
1552 if (debugger > 0 || panicstr || shutdown_in_progress) {
1553 sc_touch_scrn_saver();
1554 } else if (scp != scp->sc->cur_scp) {
1558 if (!run_scrn_saver)
1559 scp->sc->flags &= ~SC_SCRN_IDLE;
1561 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE))
1562 if (scp->sc->flags & SC_SCRN_BLANKED)
1563 stop_scrn_saver(scp->sc, current_saver);
1564 #endif /* NSPLASH */
1566 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress
1567 || scp->sc->switch_in_progress)
1570 * FIXME: unlike scrn_timer(), we call scrn_update() from here even
1571 * when write_in_progress is non-zero. XXX
1574 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED))
1575 scrn_update(scp, TRUE);
1579 scrn_timer(void *arg)
1581 static int kbd_interval = 0;
1587 again = (arg != NULL);
1589 sc = (sc_softc_t *)arg;
1590 else if (sc_console != NULL)
1591 sc = sc_console->sc;
1595 /* don't do anything when we are performing some I/O operations */
1596 if (sc->font_loading_in_progress || sc->videoio_in_progress) {
1598 callout_reset(&sc->scrn_timer_ch, hz / 10, scrn_timer, sc);
1603 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) {
1604 /* try to allocate a keyboard automatically */
1605 if (++kbd_interval >= 25) {
1606 sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard,
1608 if (sc->keyboard >= 0) {
1609 sc->kbd = kbd_get_keyboard(sc->keyboard);
1610 kbd_ioctl(sc->kbd, KDSKBMODE,
1611 (caddr_t)&sc->cur_scp->kbd_mode);
1612 update_kbd_state(sc->cur_scp, sc->cur_scp->status,
1619 /* find the vty to update */
1622 /* should we stop the screen saver? */
1623 getmicrouptime(&tv);
1624 if (debugger > 0 || panicstr || shutdown_in_progress)
1625 sc_touch_scrn_saver();
1626 if (run_scrn_saver) {
1627 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time)
1628 sc->flags |= SC_SCRN_IDLE;
1630 sc->flags &= ~SC_SCRN_IDLE;
1632 sc->scrn_time_stamp = tv.tv_sec;
1633 sc->flags &= ~SC_SCRN_IDLE;
1634 if (scrn_blank_time > 0)
1635 run_scrn_saver = TRUE;
1638 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE))
1639 if (sc->flags & SC_SCRN_BLANKED)
1640 stop_scrn_saver(sc, current_saver);
1641 #endif /* NSPLASH */
1643 /* should we just return ? */
1644 if (sc->blink_in_progress || sc->switch_in_progress
1645 || sc->write_in_progress) {
1647 callout_reset(&sc->scrn_timer_ch, hz / 10, scrn_timer, sc);
1652 /* Update the screen */
1653 scp = sc->cur_scp; /* cur_scp may have changed... */
1654 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED))
1655 scrn_update(scp, TRUE);
1658 /* should we activate the screen saver? */
1659 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE))
1660 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED))
1661 (*current_saver)(sc, TRUE);
1662 #endif /* NSPLASH */
1665 callout_reset(&sc->scrn_timer_ch, hz / 25, scrn_timer, sc);
1670 and_region(int *s1, int *e1, int s2, int e2)
1672 if (*e1 < s2 || e2 < *s1)
1674 *s1 = imax(*s1, s2);
1675 *e1 = imin(*e1, e2);
1680 scrn_update(scr_stat *scp, int show_cursor)
1687 /* assert(scp == scp->sc->cur_scp) */
1689 ++scp->sc->videoio_in_progress;
1691 #ifndef SC_NO_CUTPASTE
1692 /* remove the previous mouse pointer image if necessary */
1693 if (scp->status & MOUSE_VISIBLE) {
1695 e = scp->mouse_pos + scp->xsize + 1;
1696 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN))
1697 || and_region(&s, &e, scp->start, scp->end)
1698 || ((scp->status & CURSOR_ENABLED) &&
1699 (scp->cursor_pos != scp->cursor_oldpos) &&
1700 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)
1701 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) {
1702 sc_remove_mouse_image(scp);
1703 if (scp->end >= scp->xsize*scp->ysize)
1704 scp->end = scp->xsize*scp->ysize - 1;
1707 #endif /* !SC_NO_CUTPASTE */
1711 if (scp->end >= scp->xsize*scp->ysize) {
1712 kprintf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end);
1713 scp->end = scp->xsize*scp->ysize - 1;
1715 if (scp->start < 0) {
1716 kprintf("scrn_update(): scp->start %d < 0\n", scp->start);
1721 /* update screen image */
1722 if (scp->start <= scp->end) {
1723 if (scp->mouse_cut_end >= 0) {
1724 /* there is a marked region for cut & paste */
1725 if (scp->mouse_cut_start <= scp->mouse_cut_end) {
1726 start = scp->mouse_cut_start;
1727 end = scp->mouse_cut_end;
1729 start = scp->mouse_cut_end;
1730 end = scp->mouse_cut_start - 1;
1734 /* does the cut-mark region overlap with the update region? */
1735 if (and_region(&s, &e, scp->start, scp->end)) {
1736 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE);
1739 if (and_region(&s, &e, scp->start, scp->end))
1740 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE);
1742 e = scp->xsize*scp->ysize - 1;
1743 if (and_region(&s, &e, scp->start, scp->end))
1744 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE);
1746 (*scp->rndr->draw)(scp, scp->start,
1747 scp->end - scp->start + 1, FALSE);
1750 (*scp->rndr->draw)(scp, scp->start,
1751 scp->end - scp->start + 1, FALSE);
1755 /* we are not to show the cursor and the mouse pointer... */
1758 scp->start = scp->xsize*scp->ysize - 1;
1759 --scp->sc->videoio_in_progress;
1763 /* update cursor image */
1764 if (scp->status & CURSOR_ENABLED) {
1767 /* did cursor move since last time ? */
1768 if (scp->cursor_pos != scp->cursor_oldpos) {
1769 /* do we need to remove old cursor image ? */
1770 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos))
1771 sc_remove_cursor_image(scp);
1772 sc_draw_cursor_image(scp);
1774 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos))
1775 /* cursor didn't move, but has been overwritten */
1776 sc_draw_cursor_image(scp);
1777 else if (scp->sc->flags & SC_BLINK_CURSOR)
1778 /* if it's a blinking cursor, update it */
1779 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos,
1780 sc_inside_cutmark(scp,
1785 #ifndef SC_NO_CUTPASTE
1786 /* update "pseudo" mouse pointer image */
1787 if (scp->sc->flags & SC_MOUSE_ENABLED) {
1788 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) {
1789 scp->status &= ~MOUSE_MOVED;
1790 sc_draw_mouse_image(scp);
1793 #endif /* SC_NO_CUTPASTE */
1796 scp->start = scp->xsize*scp->ysize - 1;
1798 --scp->sc->videoio_in_progress;
1803 scsplash_callback(int event, void *arg)
1808 sc = (sc_softc_t *)arg;
1812 if (add_scrn_saver(scsplash_saver) == 0) {
1813 sc->flags &= ~SC_SAVER_FAILED;
1814 run_scrn_saver = TRUE;
1815 if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) {
1816 scsplash_stick(TRUE);
1817 (*current_saver)(sc, TRUE);
1823 if (current_saver == scsplash_saver) {
1824 scsplash_stick(FALSE);
1825 error = remove_scrn_saver(scsplash_saver);
1837 scsplash_saver(sc_softc_t *sc, int show)
1839 static int busy = FALSE;
1848 if (!(sc->flags & SC_SAVER_FAILED)) {
1849 if (!(sc->flags & SC_SCRN_BLANKED))
1850 set_scrn_saver_mode(scp, -1, NULL, 0);
1851 switch (splash(sc->adp, TRUE)) {
1852 case 0: /* succeeded */
1854 case EAGAIN: /* try later */
1855 restore_scrn_saver_mode(scp, FALSE);
1856 sc_touch_scrn_saver(); /* XXX */
1859 sc->flags |= SC_SAVER_FAILED;
1860 scsplash_stick(FALSE);
1861 restore_scrn_saver_mode(scp, TRUE);
1862 kprintf("scsplash_saver(): failed to put up the image\n");
1866 } else if (!sticky_splash) {
1867 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0))
1868 restore_scrn_saver_mode(scp, TRUE);
1874 add_scrn_saver(void (*this_saver)(sc_softc_t *, int))
1879 if (current_saver != none_saver) {
1880 error = remove_scrn_saver(current_saver);
1885 if (current_saver != none_saver)
1888 run_scrn_saver = FALSE;
1889 saver_mode = CONS_LKM_SAVER;
1890 current_saver = this_saver;
1895 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int))
1897 if (current_saver != this_saver)
1902 * In order to prevent `current_saver' from being called by
1903 * the timeout routine `scrn_timer()' while we manipulate
1904 * the saver list, we shall set `current_saver' to `none_saver'
1905 * before stopping the current saver, rather than blocking by `splXX()'.
1907 current_saver = none_saver;
1909 stop_scrn_saver(this_saver);
1912 /* unblank all blanked screens */
1913 wait_scrn_saver_stop(NULL);
1917 current_saver = none_saver;
1922 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border)
1925 /* assert(scp == scp->sc->cur_scp) */
1927 if (!ISGRAPHSC(scp))
1928 sc_remove_cursor_image(scp);
1929 scp->splash_save_mode = scp->mode;
1930 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE);
1931 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE);
1932 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING);
1933 scp->sc->flags |= SC_SCRN_BLANKED;
1939 if (set_mode(scp) == 0) {
1940 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS)
1941 scp->status |= GRAPHICS_MODE;
1942 #ifndef SC_NO_PALETTE_LOADING
1944 load_palette(scp->sc->adp, pal);
1946 sc_set_border(scp, border);
1950 scp->mode = scp->splash_save_mode;
1951 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING);
1952 scp->status |= scp->splash_save_status;
1959 restore_scrn_saver_mode(scr_stat *scp, int changemode)
1964 /* assert(scp == scp->sc->cur_scp) */
1967 status = scp->status;
1968 scp->mode = scp->splash_save_mode;
1969 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING);
1970 scp->status |= scp->splash_save_status;
1971 scp->sc->flags &= ~SC_SCRN_BLANKED;
1973 if (!ISGRAPHSC(scp))
1974 sc_draw_cursor_image(scp);
1979 if (set_mode(scp) == 0) {
1980 #ifndef SC_NO_PALETTE_LOADING
1981 load_palette(scp->sc->adp, scp->sc->palette);
1988 scp->status = status;
1995 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int))
1997 (*saver)(sc, FALSE);
1998 run_scrn_saver = FALSE;
1999 /* the screen saver may have chosen not to stop after all... */
2000 if (sc->flags & SC_SCRN_BLANKED)
2003 mark_all(sc->cur_scp);
2004 if (sc->delayed_next_scr)
2005 sc_switch_scr(sc, sc->delayed_next_scr - 1);
2006 wakeup((caddr_t)&scrn_blanked);
2010 wait_scrn_saver_stop(sc_softc_t *sc)
2014 while (scrn_blanked > 0) {
2015 run_scrn_saver = FALSE;
2016 if (sc && !(sc->flags & SC_SCRN_BLANKED)) {
2020 error = tsleep((caddr_t)&scrn_blanked, PCATCH, "scrsav", 0);
2021 if ((error != 0) && (error != ERESTART))
2024 run_scrn_saver = FALSE;
2027 #endif /* NSPLASH */
2030 sc_touch_scrn_saver(void)
2032 scsplash_stick(FALSE);
2033 run_scrn_saver = FALSE;
2037 sc_switch_scr(sc_softc_t *sc, u_int next_scr)
2042 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1));
2044 /* prevent switch if previously requested */
2045 if (sc->flags & SC_SCRN_VTYLOCK) {
2046 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch,
2047 sc->cur_scp->bell_duration);
2051 /* delay switch if the screen is blanked or being updated */
2052 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress
2053 || sc->blink_in_progress || sc->videoio_in_progress) {
2054 sc->delayed_next_scr = next_scr + 1;
2055 sc_touch_scrn_saver();
2056 DPRINTF(5, ("switch delayed\n"));
2061 cur_scp = sc->cur_scp;
2063 /* we are in the middle of the vty switching process... */
2064 if (sc->switch_in_progress
2065 && (cur_scp->smode.mode == VT_PROCESS)
2067 if (cur_scp->proc != pfind(cur_scp->pid)) {
2069 * The controlling process has died!!. Do some clean up.
2070 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode'
2071 * are not reset here yet; they will be cleared later.
2073 DPRINTF(5, ("cur_scp controlling process %d died, ",
2075 if (cur_scp->status & SWITCH_WAIT_REL) {
2077 * Force the previous switch to finish, but return now
2080 * note: must be called from a critical section because
2081 * finish_vt_rel will call do_switch_scr which releases it
2084 DPRINTF(5, ("reset WAIT_REL, "));
2085 finish_vt_rel(cur_scp, TRUE);
2087 DPRINTF(5, ("finishing previous switch\n"));
2089 } else if (cur_scp->status & SWITCH_WAIT_ACQ) {
2090 /* let's assume screen switch has been completed. */
2091 DPRINTF(5, ("reset WAIT_ACQ, "));
2092 finish_vt_acq(cur_scp);
2095 * We are in between screen release and acquisition, and
2096 * reached here via scgetc() or scrn_timer() which has
2097 * interrupted exchange_scr(). Don't do anything stupid.
2099 DPRINTF(5, ("waiting nothing, "));
2103 * The controlling process is alive, but not responding...
2104 * It is either buggy or it may be just taking time.
2105 * The following code is a gross kludge to cope with this
2106 * problem for which there is no clean solution. XXX
2108 if (cur_scp->status & SWITCH_WAIT_REL) {
2109 switch (sc->switch_in_progress++) {
2113 DPRINTF(5, ("sending relsig again, "));
2114 signal_vt_rel(cur_scp);
2121 * Act as if the controlling program returned
2124 * note: must be called from a critical section because
2125 * finish_vt_rel will call do_switch_scr which releases it
2128 DPRINTF(5, ("force reset WAIT_REL, "));
2129 finish_vt_rel(cur_scp, FALSE);
2131 DPRINTF(5, ("act as if VT_FALSE was seen\n"));
2134 } else if (cur_scp->status & SWITCH_WAIT_ACQ) {
2135 switch (sc->switch_in_progress++) {
2139 DPRINTF(5, ("sending acqsig again, "));
2140 signal_vt_acq(cur_scp);
2146 /* clear the flag and finish the previous switch */
2147 DPRINTF(5, ("force reset WAIT_ACQ, "));
2148 finish_vt_acq(cur_scp);
2156 * Return error if an invalid argument is given, or vty switch
2157 * is still in progress.
2159 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys)
2160 || sc->switch_in_progress) {
2162 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION);
2163 DPRINTF(5, ("error 1\n"));
2168 * Don't allow switching away from the graphics mode vty
2169 * if the switch mode is VT_AUTO, unless the next vty is the same
2170 * as the current or the current vty has been closed (but showing).
2172 tp = VIRTUAL_TTY(sc, cur_scp->index);
2173 if ((cur_scp->index != next_scr)
2175 && (cur_scp->smode.mode == VT_AUTO)
2176 && ISGRAPHSC(cur_scp)) {
2178 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION);
2179 DPRINTF(5, ("error, graphics mode\n"));
2184 * Is the wanted vty open? Don't allow switching to a closed vty.
2185 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode.
2186 * Note that we always allow the user to switch to the kernel
2187 * console even if it is closed.
2189 if ((sc_console == NULL) || (next_scr != sc_console->index)) {
2190 tp = VIRTUAL_TTY(sc, next_scr);
2191 if (!ISTTYOPEN(tp)) {
2193 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION);
2194 DPRINTF(5, ("error 2, requested vty isn't open!\n"));
2197 if ((debugger > 0) && (SC_STAT(tp->t_dev)->smode.mode == VT_PROCESS)) {
2199 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n"));
2204 /* this is the start of vty switching process... */
2205 ++sc->switch_in_progress;
2206 sc->delayed_next_scr = 0;
2207 sc->old_scp = cur_scp;
2208 sc->new_scp = SC_STAT(SC_DEV(sc, next_scr));
2209 if (sc->new_scp == sc->old_scp) {
2210 sc->switch_in_progress = 0;
2211 wakeup((caddr_t)&sc->new_scp->smode);
2213 DPRINTF(5, ("switch done (new == old)\n"));
2217 /* has controlling process died? */
2218 vt_proc_alive(sc->old_scp);
2219 vt_proc_alive(sc->new_scp);
2221 /* wait for the controlling process to release the screen, if necessary */
2222 if (signal_vt_rel(sc->old_scp)) {
2227 /* go set up the new vty screen */
2232 /* wake up processes waiting for this vty */
2233 wakeup((caddr_t)&sc->cur_scp->smode);
2235 /* wait for the controlling process to acknowledge, if necessary */
2236 if (signal_vt_acq(sc->cur_scp)) {
2241 sc->switch_in_progress = 0;
2242 if (sc->unit == sc_console_unit)
2243 cons_unavail = FALSE;
2245 DPRINTF(5, ("switch done\n"));
2251 * NOTE: must be called from a critical section because do_switch_scr
2252 * will release it temporarily.
2255 do_switch_scr(sc_softc_t *sc)
2257 vt_proc_alive(sc->new_scp);
2262 /* sc->cur_scp == sc->new_scp */
2263 wakeup((caddr_t)&sc->cur_scp->smode);
2265 /* wait for the controlling process to acknowledge, if necessary */
2266 if (!signal_vt_acq(sc->cur_scp)) {
2267 sc->switch_in_progress = 0;
2268 if (sc->unit == sc_console_unit)
2269 cons_unavail = FALSE;
2274 vt_proc_alive(scr_stat *scp)
2277 if (scp->proc == pfind(scp->pid))
2280 scp->smode.mode = VT_AUTO;
2281 DPRINTF(5, ("vt controlling process %d died\n", scp->pid));
2287 signal_vt_rel(scr_stat *scp)
2289 if (scp->smode.mode != VT_PROCESS)
2291 scp->status |= SWITCH_WAIT_REL;
2292 ksignal(scp->proc, scp->smode.relsig);
2293 DPRINTF(5, ("sending relsig to %d\n", scp->pid));
2298 signal_vt_acq(scr_stat *scp)
2300 if (scp->smode.mode != VT_PROCESS)
2302 if (scp->sc->unit == sc_console_unit)
2303 cons_unavail = TRUE;
2304 scp->status |= SWITCH_WAIT_ACQ;
2305 ksignal(scp->proc, scp->smode.acqsig);
2306 DPRINTF(5, ("sending acqsig to %d\n", scp->pid));
2311 * NOTE: must be called from a critical section because do_switch_scr
2312 * will release it temporarily.
2315 finish_vt_rel(scr_stat *scp, int release)
2317 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) {
2318 scp->status &= ~SWITCH_WAIT_REL;
2320 do_switch_scr(scp->sc);
2322 scp->sc->switch_in_progress = 0;
2329 finish_vt_acq(scr_stat *scp)
2331 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) {
2332 scp->status &= ~SWITCH_WAIT_ACQ;
2333 scp->sc->switch_in_progress = 0;
2340 exchange_scr(sc_softc_t *sc)
2344 /* save the current state of video and keyboard */
2345 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos);
2346 if (!ISGRAPHSC(sc->old_scp))
2347 sc_remove_cursor_image(sc->old_scp);
2348 if (sc->old_scp->kbd_mode == K_XLATE)
2349 save_kbd_state(sc->old_scp);
2351 /* set up the video for the new screen */
2352 scp = sc->cur_scp = sc->new_scp;
2353 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp))
2356 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize,
2357 (void *)sc->adp->va_window, FALSE);
2358 scp->status |= MOUSE_HIDDEN;
2359 sc_move_cursor(scp, scp->xpos, scp->ypos);
2360 if (!ISGRAPHSC(scp))
2361 sc_set_cursor_image(scp);
2362 #ifndef SC_NO_PALETTE_LOADING
2363 if (ISGRAPHSC(sc->old_scp))
2364 load_palette(sc->adp, sc->palette);
2366 sc_set_border(scp, scp->border);
2368 /* set up the keyboard for the new screen */
2369 if (sc->old_scp->kbd_mode != scp->kbd_mode)
2370 kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode);
2371 update_kbd_state(scp, scp->status, LOCK_MASK);
2377 sc_puts(scr_stat *scp, u_char *buf, int len)
2380 /* make screensaver happy */
2381 if (!sticky_splash && scp == scp->sc->cur_scp)
2382 run_scrn_saver = FALSE;
2386 (*scp->tsw->te_puts)(scp, buf, len);
2388 if (scp->sc->delayed_next_scr)
2389 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1);
2393 sc_draw_cursor_image(scr_stat *scp)
2395 /* assert(scp == scp->sc->cur_scp); */
2396 ++scp->sc->videoio_in_progress;
2397 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos,
2398 scp->sc->flags & SC_BLINK_CURSOR, TRUE,
2399 sc_inside_cutmark(scp, scp->cursor_pos));
2400 scp->cursor_oldpos = scp->cursor_pos;
2401 --scp->sc->videoio_in_progress;
2405 sc_remove_cursor_image(scr_stat *scp)
2407 /* assert(scp == scp->sc->cur_scp); */
2408 ++scp->sc->videoio_in_progress;
2409 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos,
2410 scp->sc->flags & SC_BLINK_CURSOR, FALSE,
2411 sc_inside_cutmark(scp, scp->cursor_oldpos));
2412 --scp->sc->videoio_in_progress;
2416 update_cursor_image(scr_stat *scp)
2420 if (scp->sc->flags & SC_CHAR_CURSOR) {
2421 scp->cursor_base = imax(0, scp->sc->cursor_base);
2422 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size);
2424 scp->cursor_base = 0;
2425 scp->cursor_height = scp->font_size;
2427 blink = scp->sc->flags & SC_BLINK_CURSOR;
2429 /* assert(scp == scp->sc->cur_scp); */
2430 ++scp->sc->videoio_in_progress;
2431 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, blink, FALSE,
2432 sc_inside_cutmark(scp, scp->cursor_pos));
2433 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, blink);
2434 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, blink, TRUE,
2435 sc_inside_cutmark(scp, scp->cursor_pos));
2436 --scp->sc->videoio_in_progress;
2440 sc_set_cursor_image(scr_stat *scp)
2442 if (scp->sc->flags & SC_CHAR_CURSOR) {
2443 scp->cursor_base = imax(0, scp->sc->cursor_base);
2444 scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size);
2446 scp->cursor_base = 0;
2447 scp->cursor_height = scp->font_size;
2450 /* assert(scp == scp->sc->cur_scp); */
2451 ++scp->sc->videoio_in_progress;
2452 (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height,
2453 scp->sc->flags & SC_BLINK_CURSOR);
2454 --scp->sc->videoio_in_progress;
2458 scinit(int unit, int flags)
2461 * When syscons is being initialized as the kernel console, malloc()
2462 * is not yet functional, because various kernel structures has not been
2463 * fully initialized yet. Therefore, we need to declare the following
2464 * static buffers for the console. This is less than ideal,
2465 * but is necessry evil for the time being. XXX
2467 static scr_stat main_console;
2468 static u_short sc_buffer[ROW*COL]; /* XXX */
2469 #ifndef SC_NO_FONT_LOADING
2470 static u_char font_8[256*8];
2471 static u_char font_14[256*14];
2472 static u_char font_16[256*16];
2477 video_adapter_t *adp;
2482 /* one time initialization */
2483 if (init_done == COLD)
2484 sc_get_bios_values(&bios_value);
2488 * Allocate resources. Even if we are being called for the second
2489 * time, we must allocate them again, because they might have
2492 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE);
2494 if (sc->adapter >= 0) {
2495 vid_release(sc->adp, (void *)&sc->adapter);
2499 if (sc->keyboard >= 0) {
2500 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard));
2501 i = kbd_release(sc->kbd, (void *)&sc->keyboard);
2502 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i));
2503 if (sc->kbd != NULL) {
2504 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n",
2505 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags));
2509 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter);
2510 sc->adp = vid_get_adapter(sc->adapter);
2511 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */
2512 sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard,
2514 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard));
2515 sc->kbd = kbd_get_keyboard(sc->keyboard);
2516 if (sc->kbd != NULL) {
2517 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n",
2518 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags));
2521 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) {
2523 sc->initial_mode = sc->adp->va_initial_mode;
2525 #ifndef SC_NO_FONT_LOADING
2526 if (flags & SC_KERNEL_CONSOLE) {
2527 sc->font_8 = font_8;
2528 sc->font_14 = font_14;
2529 sc->font_16 = font_16;
2530 } else if (sc->font_8 == NULL) {
2531 /* assert(sc_malloc) */
2532 sc->font_8 = kmalloc(sizeof(font_8), M_SYSCONS, M_WAITOK);
2533 sc->font_14 = kmalloc(sizeof(font_14), M_SYSCONS, M_WAITOK);
2534 sc->font_16 = kmalloc(sizeof(font_16), M_SYSCONS, M_WAITOK);
2538 /* extract the hardware cursor location and hide the cursor for now */
2539 (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row);
2540 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1);
2542 /* set up the first console */
2543 sc->first_vty = unit*MAXCONS;
2544 sc->vtys = MAXCONS; /* XXX: should be configurable */
2545 if (flags & SC_KERNEL_CONSOLE) {
2546 scp = &main_console;
2547 sc->console_scp = scp;
2548 init_scp(sc, sc->first_vty, scp);
2549 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize,
2550 (void *)sc_buffer, FALSE);
2551 if (sc_init_emulator(scp, SC_DFLT_TERM))
2552 sc_init_emulator(scp, "*");
2553 (*scp->tsw->te_default_attr)(scp,
2554 kernel_default.std_color,
2555 kernel_default.rev_color);
2557 /* assert(sc_malloc) */
2558 sc->dev = kmalloc(sizeof(cdev_t)*sc->vtys, M_SYSCONS, M_WAITOK | M_ZERO);
2559 sc->dev[0] = make_dev(&sc_ops, unit*MAXCONS, UID_ROOT,
2560 GID_WHEEL, 0600, "ttyv%r", unit*MAXCONS);
2561 sc->dev[0]->si_tty = ttymalloc(sc->dev[0]->si_tty);
2562 scp = alloc_scp(sc, sc->first_vty);
2563 sc->dev[0]->si_drv1 = scp;
2567 /* copy screen to temporary buffer */
2568 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize,
2569 (void *)scp->sc->adp->va_window, FALSE);
2571 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize);
2573 /* move cursors to the initial positions */
2574 if (col >= scp->xsize)
2576 if (row >= scp->ysize)
2577 row = scp->ysize - 1;
2580 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col;
2581 if (bios_value.cursor_end < scp->font_size)
2582 sc->cursor_base = scp->font_size - bios_value.cursor_end - 1;
2584 sc->cursor_base = 0;
2585 i = bios_value.cursor_end - bios_value.cursor_start + 1;
2586 sc->cursor_height = imin(i, scp->font_size);
2587 #ifndef SC_NO_SYSMOUSE
2588 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2);
2590 if (!ISGRAPHSC(scp)) {
2591 sc_set_cursor_image(scp);
2592 sc_draw_cursor_image(scp);
2595 /* save font and palette */
2596 #ifndef SC_NO_FONT_LOADING
2597 sc->fonts_loaded = 0;
2598 if (ISFONTAVAIL(sc->adp->va_flags)) {
2600 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8));
2601 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14));
2602 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16));
2603 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8;
2604 if (scp->font_size < 14) {
2605 sc_load_font(scp, 0, 8, sc->font_8, 0, 256);
2606 } else if (scp->font_size >= 16) {
2607 sc_load_font(scp, 0, 16, sc->font_16, 0, 256);
2609 sc_load_font(scp, 0, 14, sc->font_14, 0, 256);
2611 #else /* !SC_DFLT_FONT */
2612 if (scp->font_size < 14) {
2613 sc_save_font(scp, 0, 8, sc->font_8, 0, 256);
2614 sc->fonts_loaded = FONT_8;
2615 } else if (scp->font_size >= 16) {
2616 sc_save_font(scp, 0, 16, sc->font_16, 0, 256);
2617 sc->fonts_loaded = FONT_16;
2619 sc_save_font(scp, 0, 14, sc->font_14, 0, 256);
2620 sc->fonts_loaded = FONT_14;
2622 #endif /* SC_DFLT_FONT */
2623 /* FONT KLUDGE: always use the font page #0. XXX */
2624 sc_show_font(scp, 0);
2626 #endif /* !SC_NO_FONT_LOADING */
2628 #ifndef SC_NO_PALETTE_LOADING
2629 save_palette(sc->adp, sc->palette);
2633 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) {
2634 /* we are ready to put up the splash image! */
2635 splash_init(sc->adp, scsplash_callback, sc);
2636 sc->flags |= SC_SPLASH_SCRN;
2638 #endif /* NSPLASH */
2641 /* the rest is not necessary, if we have done it once */
2642 if (sc->flags & SC_INIT_DONE)
2645 /* initialize mapscrn arrays to a one to one map */
2646 for (i = 0; i < sizeof(sc->scr_map); i++)
2647 sc->scr_map[i] = sc->scr_rmap[i] = i;
2649 sc->flags |= SC_INIT_DONE;
2653 scterm(int unit, int flags)
2658 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE);
2660 return; /* shouldn't happen */
2663 /* this console is no longer available for the splash screen */
2664 if (sc->flags & SC_SPLASH_SCRN) {
2665 splash_term(sc->adp);
2666 sc->flags &= ~SC_SPLASH_SCRN;
2668 #endif /* NSPLASH */
2671 /* move the hardware cursor to the upper-left corner */
2672 (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0);
2675 /* release the keyboard and the video card */
2676 if (sc->keyboard >= 0)
2677 kbd_release(sc->kbd, &sc->keyboard);
2678 if (sc->adapter >= 0)
2679 vid_release(sc->adp, &sc->adapter);
2682 * Stop the terminal emulator, if any. If operating on the
2683 * kernel console sc->dev may not be setup yet.
2685 if (flags & SC_KERNEL_CONSOLE)
2686 scp = sc->console_scp;
2688 scp = SC_STAT(sc->dev[0]);
2690 (*scp->tsw->te_term)(scp, &scp->ts);
2691 if (scp->ts != NULL)
2692 kfree(scp->ts, M_SYSCONS);
2694 /* clear the structure */
2695 if (!(flags & SC_KERNEL_CONSOLE)) {
2696 /* XXX: We need delete_dev() for this */
2697 kfree(sc->dev, M_SYSCONS);
2699 /* XXX: We need a ttyunregister for this */
2700 kfree(sc->tty, M_SYSCONS);
2702 #ifndef SC_NO_FONT_LOADING
2703 kfree(sc->font_8, M_SYSCONS);
2704 kfree(sc->font_14, M_SYSCONS);
2705 kfree(sc->font_16, M_SYSCONS);
2707 /* XXX vtb, history */
2709 bzero(sc, sizeof(*sc));
2715 scshutdown(void *arg, int howto)
2717 /* assert(sc_console != NULL) */
2719 sc_touch_scrn_saver();
2720 if (!cold && sc_console
2721 && sc_console->sc->cur_scp->smode.mode == VT_AUTO
2722 && sc_console->smode.mode == VT_AUTO)
2723 sc_switch_scr(sc_console->sc, sc_console->index);
2724 shutdown_in_progress = TRUE;
2728 sc_clean_up(scr_stat *scp)
2732 #endif /* NSPLASH */
2734 if (scp->sc->flags & SC_SCRN_BLANKED) {
2735 sc_touch_scrn_saver();
2737 if ((error = wait_scrn_saver_stop(scp->sc)))
2739 #endif /* NSPLASH */
2741 scp->status |= MOUSE_HIDDEN;
2742 sc_remove_mouse_image(scp);
2743 sc_remove_cutmarking(scp);
2748 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard)
2754 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait);
2755 if (!discard && (old.vtb_flags & VTB_VALID)) {
2756 /* retain the current cursor position and buffer contants */
2757 scp->cursor_oldpos = scp->cursor_pos;
2759 * This works only if the old buffer has the same size as or larger
2760 * than the new one. XXX
2762 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize);
2766 sc_vtb_destroy(&old);
2769 #ifndef SC_NO_SYSMOUSE
2770 /* move the mouse cursor at the center of the screen */
2771 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2);
2776 alloc_scp(sc_softc_t *sc, int vty)
2780 /* assert(sc_malloc) */
2782 scp = kmalloc(sizeof(scr_stat), M_SYSCONS, M_WAITOK);
2783 init_scp(sc, vty, scp);
2785 sc_alloc_scr_buffer(scp, TRUE, TRUE);
2786 if (sc_init_emulator(scp, SC_DFLT_TERM))
2787 sc_init_emulator(scp, "*");
2789 #ifndef SC_NO_CUTPASTE
2790 sc_alloc_cut_buffer(scp, TRUE);
2793 #ifndef SC_NO_HISTORY
2794 sc_alloc_history_buffer(scp, 0, 0, TRUE);
2801 init_scp(sc_softc_t *sc, int vty, scr_stat *scp)
2805 bzero(scp, sizeof(*scp));
2810 scp->mode = sc->initial_mode;
2811 callout_init(&scp->blink_screen_ch);
2812 (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info);
2813 if (info.vi_flags & V_INFO_GRAPHICS) {
2814 scp->status |= GRAPHICS_MODE;
2815 scp->xpixel = info.vi_width;
2816 scp->ypixel = info.vi_height;
2817 scp->xsize = info.vi_width/8;
2818 scp->ysize = info.vi_height/info.vi_cheight;
2822 scp->xsize = info.vi_width;
2823 scp->ysize = info.vi_height;
2824 scp->xpixel = scp->xsize*8;
2825 scp->ypixel = scp->ysize*info.vi_cheight;
2826 if (info.vi_cheight < 14) {
2828 #ifndef SC_NO_FONT_LOADING
2829 scp->font = sc->font_8;
2833 } else if (info.vi_cheight >= 16) {
2834 scp->font_size = 16;
2835 #ifndef SC_NO_FONT_LOADING
2836 scp->font = sc->font_16;
2841 scp->font_size = 14;
2842 #ifndef SC_NO_FONT_LOADING
2843 scp->font = sc->font_14;
2849 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE);
2850 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE);
2851 scp->xoff = scp->yoff = 0;
2852 scp->xpos = scp->ypos = 0;
2853 scp->start = scp->xsize * scp->ysize - 1;
2858 scp->border = BG_BLACK;
2859 scp->cursor_base = sc->cursor_base;
2860 scp->cursor_height = imin(sc->cursor_height, scp->font_size);
2861 scp->mouse_cut_start = scp->xsize*scp->ysize;
2862 scp->mouse_cut_end = -1;
2863 scp->mouse_signal = 0;
2865 scp->mouse_proc = NULL;
2866 scp->kbd_mode = K_XLATE;
2867 scp->bell_pitch = bios_value.bell_pitch;
2868 scp->bell_duration = BELL_DURATION;
2869 scp->status |= (bios_value.shift_state & NLKED);
2870 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN;
2873 scp->smode.mode = VT_AUTO;
2874 scp->history = NULL;
2875 scp->history_pos = 0;
2876 scp->history_size = 0;
2880 sc_init_emulator(scr_stat *scp, char *name)
2887 if (name == NULL) /* if no name is given, use the current emulator */
2889 else /* ...otherwise find the named emulator */
2890 sw = sc_term_match(name);
2895 if (strcmp(sw->te_renderer, "*") != 0) {
2896 rndr = sc_render_match(scp, sw->te_renderer,
2897 scp->status & (GRAPHICS_MODE | PIXEL_MODE));
2900 rndr = sc_render_match(scp, scp->sc->adp->va_name,
2901 scp->status & (GRAPHICS_MODE | PIXEL_MODE));
2906 if (sw == scp->tsw) {
2907 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT);
2909 scp->rndr->init(scp);
2910 sc_clear_screen(scp);
2911 /* assert(error == 0); */
2915 if (sc_malloc && (sw->te_size > 0))
2916 p = kmalloc(sw->te_size, M_SYSCONS, M_NOWAIT);
2919 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT);
2924 (*scp->tsw->te_term)(scp, &scp->ts);
2925 if (scp->ts != NULL)
2926 kfree(scp->ts, M_SYSCONS);
2930 scp->rndr->init(scp);
2933 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color);
2934 sc_clear_screen(scp);
2940 * scgetc(flags) - get character from keyboard.
2941 * If flags & SCGETC_CN, then avoid harmful side effects.
2942 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else
2943 * return NOKEY if there is nothing there.
2946 scgetc(sc_softc_t *sc, u_int flags)
2949 #ifndef SC_NO_HISTORY
2957 if (sc->kbd == NULL)
2962 /* I don't like this, but... XXX */
2963 if (flags & SCGETC_CN)
2964 sccnupdate(sc->cur_scp);
2967 /* first see if there is something in the keyboard port */
2969 c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK));
2971 if (!(flags & SCGETC_CN))
2972 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION);
2973 } else if (c == NOKEY)
2979 /* make screensaver happy */
2981 sc_touch_scrn_saver();
2983 if (!(flags & SCGETC_CN))
2984 /* do the /dev/random device a favour */
2985 add_keyboard_randomness(c);
2987 if (scp->kbd_mode != K_XLATE)
2990 /* if scroll-lock pressed allow history browsing */
2991 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) {
2993 scp->status &= ~CURSOR_ENABLED;
2994 sc_remove_cursor_image(scp);
2996 #ifndef SC_NO_HISTORY
2997 if (!(scp->status & BUFFER_SAVED)) {
2998 scp->status |= BUFFER_SAVED;
3002 /* FIXME: key codes */
3003 case SPCLKEY | FKEY | F(49): /* home key */
3004 sc_remove_cutmarking(scp);
3008 case SPCLKEY | FKEY | F(57): /* end key */
3009 sc_remove_cutmarking(scp);
3013 case SPCLKEY | FKEY | F(50): /* up arrow key */
3014 sc_remove_cutmarking(scp);
3015 if (sc_hist_up_line(scp))
3016 if (!(flags & SCGETC_CN))
3017 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION);
3020 case SPCLKEY | FKEY | F(58): /* down arrow key */
3021 sc_remove_cutmarking(scp);
3022 if (sc_hist_down_line(scp))
3023 if (!(flags & SCGETC_CN))
3024 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION);
3027 case SPCLKEY | FKEY | F(51): /* page up key */
3028 sc_remove_cutmarking(scp);
3029 for (i=0; i<scp->ysize; i++)
3030 if (sc_hist_up_line(scp)) {
3031 if (!(flags & SCGETC_CN))
3032 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION);
3037 case SPCLKEY | FKEY | F(59): /* page down key */
3038 sc_remove_cutmarking(scp);
3039 for (i=0; i<scp->ysize; i++)
3040 if (sc_hist_down_line(scp)) {
3041 if (!(flags & SCGETC_CN))
3042 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION);
3047 #endif /* SC_NO_HISTORY */
3051 * Process and consume special keys here. Return a plain char code
3052 * or a char code with the META flag or a function key code.
3056 /* goto next_code */
3061 switch (KEYCHAR(c)) {
3063 case NLK: case CLK: case ALK:
3066 kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f);
3068 scp->status |= SLKED;
3070 if (scp->status & SLKED) {
3071 scp->status &= ~SLKED;
3072 #ifndef SC_NO_HISTORY
3073 if (scp->status & BUFFER_SAVED) {
3074 if (!sc_hist_restore(scp))
3075 sc_remove_cutmarking(scp);
3076 scp->status &= ~BUFFER_SAVED;
3077 scp->status |= CURSOR_ENABLED;
3078 sc_draw_cursor_image(scp);
3080 tp = VIRTUAL_TTY(sc, scp->index);
3088 /* NON-LOCKING KEYS */
3090 case LSH: case RSH: case LCTR: case RCTR:
3091 case LALT: case RALT: case ASH: case META:
3095 if (!(sc->flags & SC_SCRN_BLANKED))
3101 /* force activatation/deactivation of the screen saver */
3102 if (!(sc->flags & SC_SCRN_BLANKED)) {
3103 run_scrn_saver = TRUE;
3104 sc->scrn_time_stamp -= scrn_blank_time;
3108 * While devices are being probed, the screen saver need
3109 * to be invoked explictly. XXX
3111 if (sc->flags & SC_SCRN_BLANKED) {
3112 scsplash_stick(FALSE);
3113 stop_scrn_saver(sc, current_saver);
3115 if (!ISGRAPHSC(scp)) {
3116 scsplash_stick(TRUE);
3117 (*current_saver)(sc, TRUE);
3121 #endif /* NSPLASH */
3125 #ifndef SC_DISABLE_REBOOT
3131 #ifndef SC_DISABLE_REBOOT
3132 shutdown_nice(RB_HALT);
3137 #ifndef SC_DISABLE_REBOOT
3138 shutdown_nice(RB_HALT|RB_POWEROFF);
3144 apm_suspend(PMST_SUSPEND);
3147 apm_suspend(PMST_STANDBY);
3156 #ifndef SC_DISABLE_DDBKEY
3158 Debugger("manual escape to debugger");
3160 kprintf("No debugger in kernel\n");
3162 #else /* SC_DISABLE_DDBKEY */
3164 #endif /* SC_DISABLE_DDBKEY */
3168 if (enable_panic_key)
3169 panic("Forced by the panic key");
3173 this_scr = scp->index;
3174 for (i = (this_scr - sc->first_vty + 1)%sc->vtys;
3175 sc->first_vty + i != this_scr;
3176 i = (i + 1)%sc->vtys) {
3177 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i);
3178 if (ISTTYOPEN(tp)) {
3179 sc_switch_scr(scp->sc, sc->first_vty + i);
3186 this_scr = scp->index;
3187 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys;
3188 sc->first_vty + i != this_scr;
3189 i = (i + sc->vtys - 1)%sc->vtys) {
3190 struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i);
3191 if (ISTTYOPEN(tp)) {
3192 sc_switch_scr(scp->sc, sc->first_vty + i);
3199 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) {
3200 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR);
3203 /* assert(c & FKEY) */
3204 if (!(sc->flags & SC_SCRN_BLANKED))
3208 /* goto next_code */
3210 /* regular keys (maybe MKEY is set) */
3211 if (!(sc->flags & SC_SCRN_BLANKED))
3220 scmmap(struct dev_mmap_args *ap)
3224 scp = SC_STAT(ap->a_head.a_dev);
3225 if (scp != scp->sc->cur_scp)
3227 ap->a_result = (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, ap->a_offset,
3233 save_kbd_state(scr_stat *scp)
3238 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state);
3239 if (error == ENOIOCTL)
3242 scp->status &= ~LOCK_MASK;
3243 scp->status |= state;
3249 update_kbd_state(scr_stat *scp, int new_bits, int mask)
3254 if (mask != LOCK_MASK) {
3255 error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state);
3256 if (error == ENOIOCTL)
3261 state |= new_bits & mask;
3263 state = new_bits & LOCK_MASK;
3265 error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state);
3266 if (error == ENOIOCTL)
3272 update_kbd_leds(scr_stat *scp, int which)
3277 error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which);
3278 if (error == ENOIOCTL)
3284 set_mode(scr_stat *scp)
3288 /* reject unsupported mode */
3289 if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info))
3292 /* if this vty is not currently showing, do nothing */
3293 if (scp != scp->sc->cur_scp)
3296 /* setup video hardware for the given mode */
3297 (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode);
3298 scp->rndr->init(scp);
3299 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize,
3300 (void *)scp->sc->adp->va_window, FALSE);
3302 #ifndef SC_NO_FONT_LOADING
3303 /* load appropriate font */
3304 if (!(scp->status & GRAPHICS_MODE)) {
3305 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) {
3306 if (scp->font_size < 14) {
3307 if (scp->sc->fonts_loaded & FONT_8)
3308 sc_load_font(scp, 0, 8, scp->sc->font_8, 0, 256);
3309 } else if (scp->font_size >= 16) {
3310 if (scp->sc->fonts_loaded & FONT_16)
3311 sc_load_font(scp, 0, 16, scp->sc->font_16, 0, 256);
3313 if (scp->sc->fonts_loaded & FONT_14)
3314 sc_load_font(scp, 0, 14, scp->sc->font_14, 0, 256);
3318 * This is an interim kludge to display correct font.
3319 * Always use the font page #0 on the video plane 2.
3320 * Somehow we cannot show the font in other font pages on
3321 * some video cards... XXX
3323 sc_show_font(scp, 0);
3327 #endif /* !SC_NO_FONT_LOADING */
3329 sc_set_border(scp, scp->border);
3330 sc_set_cursor_image(scp);
3336 refresh_ega_palette(scr_stat *scp)
3340 int rsize, gsize, bsize;
3341 int rfld, gfld, bfld;
3344 rsize = scp->sc->adp->va_info.vi_pixel_fsizes[0];
3345 gsize = scp->sc->adp->va_info.vi_pixel_fsizes[1];
3346 bsize = scp->sc->adp->va_info.vi_pixel_fsizes[2];
3347 rfld = scp->sc->adp->va_info.vi_pixel_fields[0];
3348 gfld = scp->sc->adp->va_info.vi_pixel_fields[1];
3349 bfld = scp->sc->adp->va_info.vi_pixel_fields[2];
3351 for (i = 0; i < 16; i++) {
3352 reg = scp->sc->adp->va_palette_regs[i];
3354 r = scp->sc->palette[reg * 3] >> (8 - rsize);
3355 g = scp->sc->palette[reg * 3 + 1] >> (8 - gsize);
3356 b = scp->sc->palette[reg * 3 + 2] >> (8 - bsize);
3358 scp->ega_palette[i] = (r << rfld) + (g << gfld) + (b << bfld);
3363 sc_set_border(scr_stat *scp, int color)
3365 ++scp->sc->videoio_in_progress;
3366 (*scp->rndr->draw_border)(scp, color);
3367 --scp->sc->videoio_in_progress;
3370 #ifndef SC_NO_FONT_LOADING
3372 sc_load_font(scr_stat *scp, int page, int size, u_char *buf,
3373 int base, int count)
3378 sc->font_loading_in_progress = TRUE;
3379 (*vidsw[sc->adapter]->load_font)(sc->adp, page, size, buf, base, count);
3380 sc->font_loading_in_progress = FALSE;
3384 sc_save_font(scr_stat *scp, int page, int size, u_char *buf,
3385 int base, int count)
3390 sc->font_loading_in_progress = TRUE;
3391 (*vidsw[sc->adapter]->save_font)(sc->adp, page, size, buf, base, count);
3392 sc->font_loading_in_progress = FALSE;
3396 sc_show_font(scr_stat *scp, int page)
3398 (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, page);
3400 #endif /* !SC_NO_FONT_LOADING */
3403 sc_paste(scr_stat *scp, u_char *p, int count)
3408 if (scp->status & MOUSE_VISIBLE) {
3409 tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index);
3412 rmap = scp->sc->scr_rmap;
3413 for (; count > 0; --count)
3414 (*linesw[tp->t_line].l_rint)(rmap[*p++], tp);
3419 sc_bell(scr_stat *scp, int pitch, int duration)
3421 if (cold || shutdown_in_progress)
3424 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL))
3427 if (scp->sc->flags & SC_VISUAL_BELL) {
3428 if (scp->sc->blink_in_progress)
3430 scp->sc->blink_in_progress = 3;
3431 if (scp != scp->sc->cur_scp)
3432 scp->sc->blink_in_progress += 2;
3433 blink_screen(scp->sc->cur_scp);
3434 } else if (duration != 0 && pitch != 0) {
3435 if (scp != scp->sc->cur_scp)
3437 sysbeep(pitch, duration);
3442 blink_screen(void *arg)
3444 scr_stat *scp = arg;
3447 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) {
3448 scp->sc->blink_in_progress = 0;
3450 tp = VIRTUAL_TTY(scp->sc, scp->index);
3453 if (scp->sc->delayed_next_scr)
3454 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1);
3457 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize,
3458 scp->sc->blink_in_progress & 1);
3459 scp->sc->blink_in_progress--;
3460 callout_reset(&scp->blink_screen_ch, hz / 10, blink_screen, scp);