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.
32 #include <sys/cdefs.h>
33 __FBSDID("$FreeBSD$");
35 #include "opt_compat.h"
36 #include "opt_syscons.h"
37 #include "opt_splash.h"
40 #include <sys/param.h>
41 #include <sys/systm.h>
45 #include <sys/consio.h>
47 #include <sys/eventhandler.h>
50 #include <sys/kernel.h>
52 #include <sys/malloc.h>
53 #include <sys/mutex.h>
56 #include <sys/random.h>
57 #include <sys/reboot.h>
58 #include <sys/serial.h>
59 #include <sys/signalvar.h>
60 #include <sys/sysctl.h>
62 #include <sys/power.h>
64 #include <machine/clock.h>
65 #if defined(__sparc64__) || defined(__powerpc__)
66 #include <machine/sc_machdep.h>
68 #include <machine/pc/display.h>
70 #if defined( __i386__) || defined(__amd64__)
71 #include <machine/psl.h>
72 #include <machine/frame.h>
74 #include <machine/stdarg.h>
76 #include <dev/kbd/kbdreg.h>
77 #include <dev/fb/fbreg.h>
78 #include <dev/fb/splashreg.h>
79 #include <dev/syscons/syscons.h>
84 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */
85 #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */
87 #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */
89 typedef struct default_attr {
90 int std_color; /* normal hardware color */
91 int rev_color; /* reverse hardware color */
94 static default_attr user_default = {
99 static int sc_console_unit = -1;
100 static int sc_saver_keyb_only = 1;
101 static scr_stat *sc_console;
102 static struct consdev *sc_consptr;
103 static scr_stat main_console;
104 static struct tty *main_devs[MAXCONS];
106 static char init_done = COLD;
107 static int shutdown_in_progress = FALSE;
108 static int suspend_in_progress = FALSE;
109 static char sc_malloc = FALSE;
111 static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */
112 static int run_scrn_saver = FALSE; /* should run the saver? */
113 static int enable_bell = TRUE; /* enable beeper */
115 #ifndef SC_DISABLE_REBOOT
116 static int enable_reboot = TRUE; /* enable keyboard reboot */
119 #ifndef SC_DISABLE_KDBKEY
120 static int enable_kdbkey = TRUE; /* enable keyboard debug */
123 static long scrn_blank_time = 0; /* screen saver timeout value */
125 static int scrn_blanked; /* # of blanked screen */
126 static int sticky_splash = FALSE;
128 static void none_saver(sc_softc_t *sc, int blank) { }
129 static void (*current_saver)(sc_softc_t *, int) = none_saver;
132 #ifdef SC_NO_SUSPEND_VTYSWITCH
133 static int sc_no_suspend_vtswitch = 1;
135 static int sc_no_suspend_vtswitch = 0;
137 static int sc_susp_scr;
139 static SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons");
140 static SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver");
141 SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW,
142 &sc_saver_keyb_only, 0, "screen saver interrupted by input only");
143 SYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell,
145 #ifndef SC_DISABLE_REBOOT
146 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot,
147 0, "enable keyboard reboot");
149 #ifndef SC_DISABLE_KDBKEY
150 SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey,
151 0, "enable keyboard debug");
153 TUNABLE_INT("hw.syscons.sc_no_suspend_vtswitch", &sc_no_suspend_vtswitch);
154 SYSCTL_INT(_hw_syscons, OID_AUTO, sc_no_suspend_vtswitch, CTLFLAG_RW,
155 &sc_no_suspend_vtswitch, 0, "Disable VT switch before suspend.");
156 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT)
160 tsw_ioctl_t *sc_user_ioctl;
162 static bios_values_t bios_value;
164 static int enable_panic_key;
165 SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key,
166 0, "Enable panic via keypress specified in kbdmap(5)");
168 #define SC_CONSOLECTL 255
170 #define VTY_WCHAN(sc, vty) (&SC_DEV(sc, vty))
175 static int sc_allocate_keyboard(sc_softc_t *sc, int unit);
176 static int scvidprobe(int unit, int flags, int cons);
177 static int sckbdprobe(int unit, int flags, int cons);
178 static void scmeminit(void *arg);
179 static int scdevtounit(struct tty *tp);
180 static kbd_callback_func_t sckbdevent;
181 static void scinit(int unit, int flags);
182 static scr_stat *sc_get_stat(struct tty *tp);
183 static void scterm(int unit, int flags);
184 static void scshutdown(void *, int);
185 static void scsuspend(void *);
186 static void scresume(void *);
187 static u_int scgetc(sc_softc_t *sc, u_int flags);
188 static void sc_puts(scr_stat *scp, u_char *buf, int len, int kernel);
190 #define SCGETC_NONBLOCK 2
191 static void sccnupdate(scr_stat *scp);
192 static scr_stat *alloc_scp(sc_softc_t *sc, int vty);
193 static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp);
194 static timeout_t scrn_timer;
195 static int and_region(int *s1, int *e1, int s2, int e2);
196 static void scrn_update(scr_stat *scp, int show_cursor);
199 static int scsplash_callback(int event, void *arg);
200 static void scsplash_saver(sc_softc_t *sc, int show);
201 static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int));
202 static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int));
203 static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border);
204 static int restore_scrn_saver_mode(scr_stat *scp, int changemode);
205 static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int));
206 static int wait_scrn_saver_stop(sc_softc_t *sc);
207 #define scsplash_stick(stick) (sticky_splash = (stick))
208 #else /* !DEV_SPLASH */
209 #define scsplash_stick(stick)
210 #endif /* DEV_SPLASH */
212 static int do_switch_scr(sc_softc_t *sc, int s);
213 static int vt_proc_alive(scr_stat *scp);
214 static int signal_vt_rel(scr_stat *scp);
215 static int signal_vt_acq(scr_stat *scp);
216 static int finish_vt_rel(scr_stat *scp, int release, int *s);
217 static int finish_vt_acq(scr_stat *scp);
218 static void exchange_scr(sc_softc_t *sc);
219 static void update_cursor_image(scr_stat *scp);
220 static void change_cursor_shape(scr_stat *scp, int flags, int base, int height);
221 static void update_font(scr_stat *);
222 static int save_kbd_state(scr_stat *scp);
223 static int update_kbd_state(scr_stat *scp, int state, int mask);
224 static int update_kbd_leds(scr_stat *scp, int which);
225 static timeout_t blink_screen;
226 static struct tty *sc_alloc_tty(int, int);
228 static cn_probe_t sc_cnprobe;
229 static cn_init_t sc_cninit;
230 static cn_term_t sc_cnterm;
231 static cn_getc_t sc_cngetc;
232 static cn_putc_t sc_cnputc;
233 static cn_grab_t sc_cngrab;
234 static cn_ungrab_t sc_cnungrab;
238 static tsw_open_t sctty_open;
239 static tsw_close_t sctty_close;
240 static tsw_outwakeup_t sctty_outwakeup;
241 static tsw_ioctl_t sctty_ioctl;
242 static tsw_mmap_t sctty_mmap;
244 static struct ttydevsw sc_ttydevsw = {
245 .tsw_open = sctty_open,
246 .tsw_close = sctty_close,
247 .tsw_outwakeup = sctty_outwakeup,
248 .tsw_ioctl = sctty_ioctl,
249 .tsw_mmap = sctty_mmap,
252 static d_ioctl_t consolectl_ioctl;
253 static d_close_t consolectl_close;
255 static struct cdevsw consolectl_devsw = {
256 .d_version = D_VERSION,
257 .d_flags = D_NEEDGIANT | D_TRACKCLOSE,
258 .d_ioctl = consolectl_ioctl,
259 .d_close = consolectl_close,
260 .d_name = "consolectl",
264 sc_probe_unit(int unit, int flags)
266 if (!scvidprobe(unit, flags, FALSE)) {
268 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit);
272 /* syscons will be attached even when there is no keyboard */
273 sckbdprobe(unit, flags, FALSE);
278 /* probe video adapters, return TRUE if found */
280 scvidprobe(int unit, int flags, int cons)
283 * Access the video adapter driver through the back door!
284 * Video adapter drivers need to be configured before syscons.
285 * However, when syscons is being probed as the low-level console,
286 * they have not been initialized yet. We force them to initialize
287 * themselves here. XXX
289 vid_configure(cons ? VIO_PROBE_ONLY : 0);
291 return (vid_find_adapter("*", unit) >= 0);
294 /* probe the keyboard, return TRUE if found */
296 sckbdprobe(int unit, int flags, int cons)
298 /* access the keyboard driver through the backdoor! */
299 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0);
301 return (kbd_find_keyboard("*", unit) >= 0);
305 *adapter_name(video_adapter_t *adp)
311 { KD_MONO, { "MDA", "MDA" } },
312 { KD_HERCULES, { "Hercules", "Hercules" } },
313 { KD_CGA, { "CGA", "CGA" } },
314 { KD_EGA, { "EGA", "EGA (mono)" } },
315 { KD_VGA, { "VGA", "VGA (mono)" } },
316 { KD_PC98, { "PC-98x1", "PC-98x1" } },
317 { KD_TGA, { "TGA", "TGA" } },
318 { -1, { "Unknown", "Unknown" } },
322 for (i = 0; names[i].type != -1; ++i)
323 if (names[i].type == adp->va_type)
325 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1];
329 sctty_outwakeup(struct tty *tp)
333 scr_stat *scp = sc_get_stat(tp);
335 if (scp->status & SLKED ||
336 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress))
340 len = ttydisc_getc(tp, buf, sizeof buf);
343 sc_puts(scp, buf, len, 0);
348 sc_alloc_tty(int index, int devnum)
350 struct sc_ttysoftc *stc;
353 /* Allocate TTY object and softc to store unit number. */
354 stc = malloc(sizeof(struct sc_ttysoftc), M_DEVBUF, M_WAITOK);
355 stc->st_index = index;
357 tp = tty_alloc_mutex(&sc_ttydevsw, stc, &Giant);
359 /* Create device node. */
360 tty_makedev(tp, NULL, "v%r", devnum);
367 sc_set_vesa_mode(scr_stat *scp, sc_softc_t *sc, int unit)
377 (void)resource_int_value("sc", unit, "vesa_mode", &vmode);
378 if (vmode < M_VESA_BASE || vmode > M_VESA_MODE_MAX ||
379 vidd_get_info(sc->adp, vmode, &info) != 0 ||
380 !sc_support_pixel_mode(&info))
384 * If the mode is unset or unsupported, search for an available
385 * 800x600 graphics mode with the highest color depth.
388 for (depth = 0, i = M_VESA_BASE; i <= M_VESA_MODE_MAX; i++)
389 if (vidd_get_info(sc->adp, i, &info) == 0 &&
390 info.vi_width == 800 && info.vi_height == 600 &&
391 sc_support_pixel_mode(&info) &&
392 info.vi_depth > depth) {
394 depth = info.vi_depth;
398 vidd_get_info(sc->adp, vmode, &info);
401 #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT)
402 fontsize = info.vi_cheight;
404 fontsize = scp->font_size;
408 else if (fontsize >= 16)
412 #ifndef SC_NO_FONT_LOADING
415 if ((sc->fonts_loaded & FONT_8) == 0)
420 if ((sc->fonts_loaded & FONT_14) == 0)
425 if ((sc->fonts_loaded & FONT_16) == 0)
434 if ((sc->flags & SC_SPLASH_SCRN) != 0)
435 splash_term(sc->adp);
437 #ifndef SC_NO_HISTORY
438 if (scp->history != NULL) {
439 sc_vtb_append(&scp->vtb, 0, scp->history,
440 scp->ypos * scp->xsize + scp->xpos);
441 scp->history_pos = sc_vtb_tail(scp->history);
444 vidd_set_mode(sc->adp, vmode);
445 scp->status |= (UNKNOWN_MODE | PIXEL_MODE | MOUSE_HIDDEN);
446 scp->status &= ~(GRAPHICS_MODE | MOUSE_VISIBLE);
447 scp->xpixel = info.vi_width;
448 scp->ypixel = info.vi_height;
449 scp->xsize = scp->xpixel / 8;
450 scp->ysize = scp->ypixel / fontsize;
452 scp->ypos = scp->ysize - 1;
453 scp->xoff = scp->yoff = 0;
455 scp->font_size = fontsize;
457 scp->start = scp->xsize * scp->ysize - 1;
459 scp->cursor_pos = scp->cursor_oldpos = scp->xsize * scp->xsize;
460 scp->mode = sc->initial_mode = vmode;
462 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize,
463 (void *)sc->adp->va_window, FALSE);
465 sc_alloc_scr_buffer(scp, FALSE, FALSE);
466 sc_init_emulator(scp, NULL);
467 #ifndef SC_NO_CUTPASTE
468 sc_alloc_cut_buffer(scp, FALSE);
470 #ifndef SC_NO_HISTORY
471 sc_alloc_history_buffer(scp, 0, 0, FALSE);
473 sc_set_border(scp, scp->border);
474 sc_set_cursor_image(scp);
475 scp->status &= ~UNKNOWN_MODE;
477 if ((sc->flags & SC_SPLASH_SCRN) != 0)
478 splash_init(sc->adp, scsplash_callback, sc);
484 sc_attach_unit(int unit, int flags)
491 flags &= ~SC_KERNEL_CONSOLE;
493 if (sc_console_unit == unit) {
495 * If this unit is being used as the system console, we need to
496 * adjust some variables and buffers before and after scinit().
498 /* assert(sc_console != NULL) */
499 flags |= SC_KERNEL_CONSOLE;
504 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE);
506 scp = sc_get_stat(sc->dev[0]);
507 if (sc_console == NULL) /* sc_console_unit < 0 */
511 if ((sc->config & SC_VESAMODE) != 0)
512 sc_set_vesa_mode(scp, sc, unit);
513 #endif /* SC_PIXEL_MODE */
515 /* initialize cursor */
517 update_cursor_image(scp);
519 /* get screen update going */
522 /* set up the keyboard */
523 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode);
524 update_kbd_state(scp, scp->status, LOCK_MASK);
526 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n",
527 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config);
529 printf("%s%d:", SC_DRIVER_NAME, unit);
530 if (sc->adapter >= 0)
531 printf(" fb%d", sc->adapter);
532 if (sc->keyboard >= 0)
533 printf(", kbd%d", sc->keyboard);
535 printf(", terminal emulator: %s (%s)",
536 scp->tsw->te_name, scp->tsw->te_desc);
540 /* Register suspend/resume/shutdown callbacks for the kernel console. */
541 if (sc_console_unit == unit) {
542 EVENTHANDLER_REGISTER(power_suspend, scsuspend, NULL,
543 EVENTHANDLER_PRI_ANY);
544 EVENTHANDLER_REGISTER(power_resume, scresume, NULL,
545 EVENTHANDLER_PRI_ANY);
546 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, NULL,
547 SHUTDOWN_PRI_DEFAULT);
550 for (vc = 0; vc < sc->vtys; vc++) {
551 if (sc->dev[vc] == NULL) {
552 sc->dev[vc] = sc_alloc_tty(vc, vc + unit * MAXCONS);
553 if (vc == 0 && sc->dev == main_devs)
554 SC_STAT(sc->dev[0]) = &main_console;
557 * The first vty already has struct tty and scr_stat initialized
558 * in scinit(). The other vtys will have these structs when
563 dev = make_dev(&consolectl_devsw, 0, UID_ROOT, GID_WHEEL, 0600,
565 dev->si_drv1 = sc->dev[0];
578 * As soon as malloc() becomes functional, we had better allocate
579 * various buffers for the kernel console.
582 if (sc_console_unit < 0) /* sc_console == NULL */
585 /* copy the temporary buffer to the final buffer */
586 sc_alloc_scr_buffer(sc_console, FALSE, FALSE);
588 #ifndef SC_NO_CUTPASTE
589 sc_alloc_cut_buffer(sc_console, FALSE);
592 #ifndef SC_NO_HISTORY
593 /* initialize history buffer & pointers */
594 sc_alloc_history_buffer(sc_console, 0, 0, FALSE);
599 SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL);
602 scdevtounit(struct tty *tp)
604 int vty = SC_VTY(tp);
606 if (vty == SC_CONSOLECTL)
607 return ((sc_console != NULL) ? sc_console->sc->unit : -1);
608 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit()))
615 sctty_open(struct tty *tp)
617 int unit = scdevtounit(tp);
624 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n",
625 devtoname(tp->t_dev), unit, SC_VTY(tp)));
627 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0);
631 if (!tty_opened(tp)) {
632 /* Use the current setting of the <-- key as default VERASE. */
633 /* If the Delete key is preferable, an stty is necessary */
635 if (sc->kbd != NULL) {
636 key.keynum = KEYCODE_BS;
637 (void)kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key);
638 tp->t_termios.c_cc[VERASE] = key.key.map[0];
643 scp = sc_get_stat(tp);
645 scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp));
647 sc_set_pixel_mode(scp, NULL, 0, 0, 16, 8);
649 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) {
650 tp->t_winsize.ws_col = scp->xsize;
651 tp->t_winsize.ws_row = scp->ysize;
658 sctty_close(struct tty *tp)
663 if (SC_VTY(tp) != SC_CONSOLECTL) {
664 scp = sc_get_stat(tp);
665 /* were we in the middle of the VT switching process? */
666 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit));
668 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit))
669 cnavailable(sc_consptr, TRUE);
670 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */
671 DPRINTF(5, ("reset WAIT_REL, "));
672 if (finish_vt_acq(scp) == 0) /* force acknowledge */
673 DPRINTF(5, ("reset WAIT_ACQ, "));
675 if (scp == &main_console) {
678 scp->smode.mode = VT_AUTO;
681 sc_vtb_destroy(&scp->vtb);
683 sc_vtb_destroy(&scp->scr);
685 sc_free_history_buffer(scp, scp->ysize);
692 scp->smode.mode = VT_AUTO;
694 scp->kbd_mode = K_XLATE;
695 if (scp == scp->sc->cur_scp)
696 (void)kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode);
697 DPRINTF(5, ("done.\n"));
701 #if 0 /* XXX mpsafetty: fix screensaver. What about outwakeup? */
703 scread(struct cdev *dev, struct uio *uio, int flag)
705 if (!sc_saver_keyb_only)
706 sc_touch_scrn_saver();
707 return ttyread(dev, uio, flag);
712 sckbdevent(keyboard_t *thiskbd, int event, void *arg)
720 sc = (sc_softc_t *)arg;
721 /* assert(thiskbd == sc->kbd) */
728 case KBDIO_UNLOADING:
731 kbd_release(thiskbd, (void *)&sc->keyboard);
739 * Loop while there is still input to get from the keyboard.
740 * I don't think this is nessesary, and it doesn't fix
741 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX
743 while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) {
745 cur_tty = SC_DEV(sc, sc->cur_scp->index);
746 if (!tty_opened(cur_tty))
749 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty))
752 switch (KEYFLAGS(c)) {
753 case 0x0000: /* normal key */
754 ttydisc_rint(cur_tty, KEYCHAR(c), 0);
756 case FKEY: /* function key, return string */
757 cp = (*sc->cur_scp->tsw->te_fkeystr)(sc->cur_scp, c);
759 ttydisc_rint_simple(cur_tty, cp, strlen(cp));
762 cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len);
764 ttydisc_rint_simple(cur_tty, cp, len);
766 case MKEY: /* meta is active, prepend ESC */
767 ttydisc_rint(cur_tty, 0x1b, 0);
768 ttydisc_rint(cur_tty, KEYCHAR(c), 0);
770 case BKEY: /* backtab fixed sequence (esc [ Z) */
771 ttydisc_rint_simple(cur_tty, "\x1B[Z", 3);
775 ttydisc_rint_done(cur_tty);
778 sc->cur_scp->status |= MOUSE_HIDDEN;
786 sctty_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td)
793 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
794 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
798 /* If there is a user_ioctl function call that first */
800 error = (*sc_user_ioctl)(tp, cmd, data, td);
801 if (error != ENOIOCTL)
805 error = sc_vid_ioctl(tp, cmd, data, td);
806 if (error != ENOIOCTL)
809 #ifndef SC_NO_HISTORY
810 error = sc_hist_ioctl(tp, cmd, data, td);
811 if (error != ENOIOCTL)
815 #ifndef SC_NO_SYSMOUSE
816 error = sc_mouse_ioctl(tp, cmd, data, td);
817 if (error != ENOIOCTL)
821 scp = sc_get_stat(tp);
822 /* assert(scp != NULL) */
823 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */
827 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, td);
828 if (error != ENOIOCTL)
832 switch (cmd) { /* process console hardware related ioctl's */
834 case GIO_ATTR: /* get current attributes */
835 /* this ioctl is not processed here, but in the terminal emulator */
838 case GIO_COLOR: /* is this a color console ? */
839 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0;
842 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */
843 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME)
846 scrn_blank_time = *(int *)data;
847 run_scrn_saver = (scrn_blank_time != 0);
851 case CONS_CURSORTYPE: /* set cursor type (obsolete) */
853 *(int *)data &= CONS_CURSOR_ATTRS;
854 sc_change_cursor_shape(scp, *(int *)data, -1, -1);
858 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */
859 if (((int *)data)[0] & CONS_LOCAL_CURSOR) {
860 ((int *)data)[0] = scp->curr_curs_attr.flags;
861 ((int *)data)[1] = scp->curr_curs_attr.base;
862 ((int *)data)[2] = scp->curr_curs_attr.height;
864 ((int *)data)[0] = sc->curs_attr.flags;
865 ((int *)data)[1] = sc->curs_attr.base;
866 ((int *)data)[2] = sc->curs_attr.height;
870 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */
872 sc_change_cursor_shape(scp, ((int *)data)[0],
873 ((int *)data)[1], ((int *)data)[2]);
877 case CONS_BELLTYPE: /* set bell type sound/visual */
878 if ((*(int *)data) & CONS_VISUAL_BELL)
879 sc->flags |= SC_VISUAL_BELL;
881 sc->flags &= ~SC_VISUAL_BELL;
882 if ((*(int *)data) & CONS_QUIET_BELL)
883 sc->flags |= SC_QUIET_BELL;
885 sc->flags &= ~SC_QUIET_BELL;
888 case CONS_GETINFO: /* get current (virtual) console info */
890 vid_info_t *ptr = (vid_info_t*)data;
891 if (ptr->size == sizeof(struct vid_info)) {
892 ptr->m_num = sc->cur_scp->index;
893 ptr->font_size = scp->font_size;
894 ptr->mv_col = scp->xpos;
895 ptr->mv_row = scp->ypos;
896 ptr->mv_csz = scp->xsize;
897 ptr->mv_rsz = scp->ysize;
898 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0;
900 * The following fields are filled by the terminal emulator. XXX
907 ptr->mv_grfc.fore = 0; /* not supported */
908 ptr->mv_grfc.back = 0; /* not supported */
909 ptr->mv_ovscan = scp->border;
910 if (scp == sc->cur_scp)
912 ptr->mk_keylock = scp->status & LOCK_MASK;
918 case CONS_GETVERS: /* get version number */
919 *(int*)data = 0x200; /* version 2.0 */
922 case CONS_IDLE: /* see if the screen has been idle */
924 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE,
925 * the user process may have been writing something on the
926 * screen and syscons is not aware of it. Declare the screen
927 * is NOT idle if it is in one of these modes. But there is
928 * an exception to it; if a screen saver is running in the
929 * graphics mode in the current screen, we should say that the
930 * screen has been idle.
932 *(int *)data = (sc->flags & SC_SCRN_IDLE)
933 && (!ISGRAPHSC(sc->cur_scp)
934 || (sc->cur_scp->status & SAVER_RUNNING));
937 case CONS_SAVERMODE: /* set saver mode */
938 switch(*(int *)data) {
941 /* if a LKM screen saver is running, stop it first. */
942 scsplash_stick(FALSE);
943 saver_mode = *(int *)data;
946 if ((error = wait_scrn_saver_stop(NULL))) {
951 run_scrn_saver = TRUE;
952 if (saver_mode == CONS_USR_SAVER)
953 scp->status |= SAVER_RUNNING;
955 scp->status &= ~SAVER_RUNNING;
956 scsplash_stick(TRUE);
961 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING))
962 scp->status &= ~SAVER_RUNNING;
963 saver_mode = *(int *)data;
971 case CONS_SAVERSTART: /* immediately start/stop the screen saver */
973 * Note that this ioctl does not guarantee the screen saver
974 * actually starts or stops. It merely attempts to do so...
977 run_scrn_saver = (*(int *)data != 0);
979 sc->scrn_time_stamp -= scrn_blank_time;
983 case CONS_SCRSHOT: /* get a screen shot */
985 int retval, hist_rsz;
987 vm_offset_t frbp, hstp;
989 scrshot_t *ptr = (scrshot_t *)data;
990 void *outp = ptr->buf;
992 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0)
995 if (ISGRAPHSC(scp)) {
999 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0;
1000 if (((u_int)ptr->x + ptr->xsize) > scp->xsize ||
1001 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) {
1006 lsize = scp->xsize * sizeof(u_int16_t);
1007 csize = ptr->xsize * sizeof(u_int16_t);
1008 /* Pointer to the last line of framebuffer */
1009 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x *
1011 /* Pointer to the last line of target buffer */
1012 outp = (char *)outp + ptr->ysize * csize;
1013 /* Pointer to the last line of history buffer */
1014 if (scp->history != NULL)
1015 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) *
1016 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t);
1021 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) {
1022 if (lnum < scp->ysize) {
1026 if (hstp < scp->history->vtb_buffer)
1027 hstp += scp->history->vtb_rows * lsize;
1032 outp = (char *)outp - csize;
1033 retval = copyout((void *)frbp, outp, csize);
1041 case VT_SETMODE: /* set screen switcher mode */
1043 struct vt_mode *mode;
1046 mode = (struct vt_mode *)data;
1047 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit));
1048 if (scp->smode.mode == VT_PROCESS) {
1049 p1 = pfind(scp->pid);
1050 if (scp->proc == p1 && scp->proc != td->td_proc) {
1053 DPRINTF(5, ("error EPERM\n"));
1060 if (mode->mode == VT_AUTO) {
1061 scp->smode.mode = VT_AUTO;
1064 DPRINTF(5, ("VT_AUTO, "));
1065 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit))
1066 cnavailable(sc_consptr, TRUE);
1067 /* were we in the middle of the vty switching process? */
1068 if (finish_vt_rel(scp, TRUE, &s) == 0)
1069 DPRINTF(5, ("reset WAIT_REL, "));
1070 if (finish_vt_acq(scp) == 0)
1071 DPRINTF(5, ("reset WAIT_ACQ, "));
1073 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig)
1074 || !ISSIGVALID(mode->frsig)) {
1076 DPRINTF(5, ("error EINVAL\n"));
1079 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid));
1080 bcopy(data, &scp->smode, sizeof(struct vt_mode));
1081 scp->proc = td->td_proc;
1082 scp->pid = scp->proc->p_pid;
1083 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit))
1084 cnavailable(sc_consptr, FALSE);
1091 case VT_GETMODE: /* get screen switcher mode */
1092 bcopy(&scp->smode, data, sizeof(struct vt_mode));
1095 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
1096 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
1098 ival = IOCPARM_IVAL(data);
1099 data = (caddr_t)&ival;
1102 case VT_RELDISP: /* screen switcher ioctl */
1105 * This must be the current vty which is in the VT_PROCESS
1108 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) {
1112 /* ...and this process is controlling it. */
1113 if (scp->proc != td->td_proc) {
1118 switch(*(int *)data) {
1119 case VT_FALSE: /* user refuses to release screen, abort */
1120 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0)
1121 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit));
1123 case VT_TRUE: /* user has released screen, go on */
1124 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0)
1125 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit));
1127 case VT_ACKACQ: /* acquire acknowledged, switch completed */
1128 if ((error = finish_vt_acq(scp)) == 0)
1129 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit));
1137 case VT_OPENQRY: /* return free virtual console */
1138 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) {
1140 if (!tty_opened(tp)) {
1141 *(int *)data = i + 1;
1147 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
1148 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
1150 ival = IOCPARM_IVAL(data);
1151 data = (caddr_t)&ival;
1154 case VT_ACTIVATE: /* switch to screen *data */
1155 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1);
1157 error = sc_clean_up(sc->cur_scp);
1161 error = sc_switch_scr(sc, i);
1164 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
1165 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
1167 ival = IOCPARM_IVAL(data);
1168 data = (caddr_t)&ival;
1171 case VT_WAITACTIVE: /* wait for switch to occur */
1172 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1);
1173 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys))
1175 if (i == sc->cur_scp->index)
1177 error = tsleep(VTY_WCHAN(sc, i), (PZERO + 1) | PCATCH, "waitvt", 0);
1180 case VT_GETACTIVE: /* get active vty # */
1181 *(int *)data = sc->cur_scp->index + 1;
1184 case VT_GETINDEX: /* get this vty # */
1185 *(int *)data = scp->index + 1;
1188 case VT_LOCKSWITCH: /* prevent vty switching */
1189 if ((*(int *)data) & 0x01)
1190 sc->flags |= SC_SCRN_VTYLOCK;
1192 sc->flags &= ~SC_SCRN_VTYLOCK;
1195 case KDENABIO: /* allow io operations */
1196 error = priv_check(td, PRIV_IO);
1199 error = securelevel_gt(td->td_ucred, 0);
1203 td->td_frame->tf_eflags |= PSL_IOPL;
1204 #elif defined(__amd64__)
1205 td->td_frame->tf_rflags |= PSL_IOPL;
1209 case KDDISABIO: /* disallow io operations (default) */
1211 td->td_frame->tf_eflags &= ~PSL_IOPL;
1212 #elif defined(__amd64__)
1213 td->td_frame->tf_rflags &= ~PSL_IOPL;
1217 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
1218 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
1220 ival = IOCPARM_IVAL(data);
1221 data = (caddr_t)&ival;
1224 case KDSKBSTATE: /* set keyboard state (locks) */
1225 if (*(int *)data & ~LOCK_MASK)
1227 scp->status &= ~LOCK_MASK;
1228 scp->status |= *(int *)data;
1229 if (scp == sc->cur_scp)
1230 update_kbd_state(scp, scp->status, LOCK_MASK);
1233 case KDGKBSTATE: /* get keyboard state (locks) */
1234 if (scp == sc->cur_scp)
1235 save_kbd_state(scp);
1236 *(int *)data = scp->status & LOCK_MASK;
1239 case KDGETREPEAT: /* get keyboard repeat & delay rates */
1240 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */
1241 error = kbdd_ioctl(sc->kbd, cmd, data);
1242 if (error == ENOIOCTL)
1246 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
1247 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
1249 ival = IOCPARM_IVAL(data);
1250 data = (caddr_t)&ival;
1253 case KDSETRAD: /* set keyboard repeat & delay rates (old) */
1254 if (*(int *)data & ~0x7f)
1256 error = kbdd_ioctl(sc->kbd, KDSETRAD, data);
1257 if (error == ENOIOCTL)
1261 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
1262 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
1264 ival = IOCPARM_IVAL(data);
1265 data = (caddr_t)&ival;
1268 case KDSKBMODE: /* set keyboard mode */
1269 switch (*(int *)data) {
1270 case K_XLATE: /* switch to XLT ascii mode */
1271 case K_RAW: /* switch to RAW scancode mode */
1272 case K_CODE: /* switch to CODE mode */
1273 scp->kbd_mode = *(int *)data;
1274 if (scp == sc->cur_scp)
1275 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, data);
1282 case KDGKBMODE: /* get keyboard mode */
1283 *(int *)data = scp->kbd_mode;
1287 error = kbdd_ioctl(sc->kbd, cmd, data);
1288 if (error == ENOIOCTL)
1292 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
1293 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
1295 ival = IOCPARM_IVAL(data);
1296 data = (caddr_t)&ival;
1299 case KDMKTONE: /* sound the bell */
1301 sc_bell(scp, (*(int*)data)&0xffff,
1302 (((*(int*)data)>>16)&0xffff)*hz/1000);
1304 sc_bell(scp, scp->bell_pitch, scp->bell_duration);
1307 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
1308 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
1310 ival = IOCPARM_IVAL(data);
1311 data = (caddr_t)&ival;
1314 case KIOCSOUND: /* make tone (*data) hz */
1315 if (scp == sc->cur_scp) {
1317 return sc_tone(*(int *)data);
1323 case KDGKBTYPE: /* get keyboard type */
1324 error = kbdd_ioctl(sc->kbd, cmd, data);
1325 if (error == ENOIOCTL) {
1326 /* always return something? XXX */
1331 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
1332 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
1334 ival = IOCPARM_IVAL(data);
1335 data = (caddr_t)&ival;
1338 case KDSETLED: /* set keyboard LED status */
1339 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */
1341 scp->status &= ~LED_MASK;
1342 scp->status |= *(int *)data;
1343 if (scp == sc->cur_scp)
1344 update_kbd_leds(scp, scp->status);
1347 case KDGETLED: /* get keyboard LED status */
1348 if (scp == sc->cur_scp)
1349 save_kbd_state(scp);
1350 *(int *)data = scp->status & LED_MASK;
1353 case KBADDKBD: /* add/remove keyboard to/from mux */
1355 error = kbdd_ioctl(sc->kbd, cmd, data);
1356 if (error == ENOIOCTL)
1360 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
1361 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
1363 ival = IOCPARM_IVAL(data);
1364 data = (caddr_t)&ival;
1367 case CONS_SETKBD: /* set the new keyboard */
1372 newkbd = kbd_get_keyboard(*(int *)data);
1373 if (newkbd == NULL) {
1378 if (sc->kbd != newkbd) {
1379 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit,
1380 (void *)&sc->keyboard, sckbdevent, sc);
1381 /* i == newkbd->kb_index */
1383 if (sc->kbd != NULL) {
1384 save_kbd_state(sc->cur_scp);
1385 kbd_release(sc->kbd, (void *)&sc->keyboard);
1387 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */
1389 (void)kbdd_ioctl(sc->kbd, KDSKBMODE,
1390 (caddr_t)&sc->cur_scp->kbd_mode);
1391 update_kbd_state(sc->cur_scp, sc->cur_scp->status,
1394 error = EPERM; /* XXX */
1401 case CONS_RELKBD: /* release the current keyboard */
1404 if (sc->kbd != NULL) {
1405 save_kbd_state(sc->cur_scp);
1406 error = kbd_release(sc->kbd, (void *)&sc->keyboard);
1415 case CONS_GETTERM: /* get the current terminal emulator info */
1419 if (((term_info_t *)data)->ti_index == 0) {
1422 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index);
1425 strncpy(((term_info_t *)data)->ti_name, sw->te_name,
1426 sizeof(((term_info_t *)data)->ti_name));
1427 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc,
1428 sizeof(((term_info_t *)data)->ti_desc));
1429 ((term_info_t *)data)->ti_flags = 0;
1432 ((term_info_t *)data)->ti_name[0] = '\0';
1433 ((term_info_t *)data)->ti_desc[0] = '\0';
1434 ((term_info_t *)data)->ti_flags = 0;
1439 case CONS_SETTERM: /* set the current terminal emulator */
1441 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name);
1442 /* FIXME: what if scp == sc_console! XXX */
1446 case GIO_SCRNMAP: /* get output translation table */
1447 bcopy(&sc->scr_map, data, sizeof(sc->scr_map));
1450 case PIO_SCRNMAP: /* set output translation table */
1451 bcopy(data, &sc->scr_map, sizeof(sc->scr_map));
1452 for (i=0; i<sizeof(sc->scr_map); i++) {
1453 sc->scr_rmap[sc->scr_map[i]] = i;
1457 case GIO_KEYMAP: /* get keyboard translation table */
1458 case PIO_KEYMAP: /* set keyboard translation table */
1459 case OGIO_KEYMAP: /* get keyboard translation table (compat) */
1460 case OPIO_KEYMAP: /* set keyboard translation table (compat) */
1461 case GIO_DEADKEYMAP: /* get accent key translation table */
1462 case PIO_DEADKEYMAP: /* set accent key translation table */
1463 case GETFKEY: /* get function key string */
1464 case SETFKEY: /* set function key string */
1465 error = kbdd_ioctl(sc->kbd, cmd, data);
1466 if (error == ENOIOCTL)
1470 #ifndef SC_NO_FONT_LOADING
1472 case PIO_FONT8x8: /* set 8x8 dot font */
1473 if (!ISFONTAVAIL(sc->adp->va_flags))
1475 bcopy(data, sc->font_8, 8*256);
1476 sc->fonts_loaded |= FONT_8;
1479 * Always use the font page #0. XXX
1480 * Don't load if the current font size is not 8x8.
1482 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14))
1483 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256);
1486 case GIO_FONT8x8: /* get 8x8 dot font */
1487 if (!ISFONTAVAIL(sc->adp->va_flags))
1489 if (sc->fonts_loaded & FONT_8) {
1490 bcopy(sc->font_8, data, 8*256);
1496 case PIO_FONT8x14: /* set 8x14 dot font */
1497 if (!ISFONTAVAIL(sc->adp->va_flags))
1499 bcopy(data, sc->font_14, 14*256);
1500 sc->fonts_loaded |= FONT_14;
1503 * Always use the font page #0. XXX
1504 * Don't load if the current font size is not 8x14.
1506 if (ISTEXTSC(sc->cur_scp)
1507 && (sc->cur_scp->font_size >= 14)
1508 && (sc->cur_scp->font_size < 16))
1509 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256);
1512 case GIO_FONT8x14: /* get 8x14 dot font */
1513 if (!ISFONTAVAIL(sc->adp->va_flags))
1515 if (sc->fonts_loaded & FONT_14) {
1516 bcopy(sc->font_14, data, 14*256);
1522 case PIO_FONT8x16: /* set 8x16 dot font */
1523 if (!ISFONTAVAIL(sc->adp->va_flags))
1525 bcopy(data, sc->font_16, 16*256);
1526 sc->fonts_loaded |= FONT_16;
1529 * Always use the font page #0. XXX
1530 * Don't load if the current font size is not 8x16.
1532 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16))
1533 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256);
1536 case GIO_FONT8x16: /* get 8x16 dot font */
1537 if (!ISFONTAVAIL(sc->adp->va_flags))
1539 if (sc->fonts_loaded & FONT_16) {
1540 bcopy(sc->font_16, data, 16*256);
1546 #endif /* SC_NO_FONT_LOADING */
1556 consolectl_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag,
1560 return sctty_ioctl(dev->si_drv1, cmd, data, td);
1564 consolectl_close(struct cdev *dev, int flags, int mode, struct thread *td)
1566 #ifndef SC_NO_SYSMOUSE
1568 memset(&info, 0, sizeof(info));
1569 info.operation = MOUSE_ACTION;
1572 * Make sure all buttons are released when moused and other
1573 * console daemons exit, so that no buttons are left pressed.
1575 (void) sctty_ioctl(dev->si_drv1, CONS_MOUSECTL, (caddr_t)&info, td);
1581 sc_cnprobe(struct consdev *cp)
1586 cp->cn_pri = sc_get_cons_priority(&unit, &flags);
1588 /* a video card is always required */
1589 if (!scvidprobe(unit, flags, TRUE))
1590 cp->cn_pri = CN_DEAD;
1592 /* syscons will become console even when there is no keyboard */
1593 sckbdprobe(unit, flags, TRUE);
1595 if (cp->cn_pri == CN_DEAD)
1598 /* initialize required fields */
1599 strcpy(cp->cn_name, "ttyv0");
1603 sc_cninit(struct consdev *cp)
1608 sc_get_cons_priority(&unit, &flags);
1609 scinit(unit, flags | SC_KERNEL_CONSOLE);
1610 sc_console_unit = unit;
1611 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]);
1616 sc_cnterm(struct consdev *cp)
1618 /* we are not the kernel console any more, release everything */
1620 if (sc_console_unit < 0)
1621 return; /* shouldn't happen */
1624 sc_clear_screen(sc_console);
1625 sccnupdate(sc_console);
1628 scterm(sc_console_unit, SC_KERNEL_CONSOLE);
1629 sc_console_unit = -1;
1634 sc_cngrab(struct consdev *cp)
1639 sc_console->sc->cur_scp->index != sc_console->index &&
1640 sc_console->sc->cur_scp->smode.mode == VT_AUTO &&
1641 sc_console->smode.mode == VT_AUTO)
1642 sc_switch_scr(sc_console->sc, sc_console->index);
1644 scp = sc_console->sc->cur_scp;
1646 if (scp->sc->kbd == NULL)
1649 if (scp->grabbed++ > 0)
1653 * Make sure the keyboard is accessible even when the kbd device
1654 * driver is disabled.
1656 kbdd_enable(scp->sc->kbd);
1658 /* we shall always use the keyboard in the XLATE mode here */
1659 scp->kbd_prev_mode = scp->kbd_mode;
1660 scp->kbd_mode = K_XLATE;
1661 (void)kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode);
1663 kbdd_poll(scp->sc->kbd, TRUE);
1667 sc_cnungrab(struct consdev *cp)
1671 scp = sc_console->sc->cur_scp; /* XXX */
1672 if (scp->sc->kbd == NULL)
1675 if (--scp->grabbed > 0)
1678 kbdd_poll(scp->sc->kbd, FALSE);
1680 scp->kbd_mode = scp->kbd_prev_mode;
1681 (void)kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode);
1682 kbdd_disable(scp->sc->kbd);
1686 sc_cnputc(struct consdev *cd, int c)
1689 scr_stat *scp = sc_console;
1690 #ifndef SC_NO_HISTORY
1694 #endif /* !SC_NO_HISTORY */
1697 /* assert(sc_console != NULL) */
1699 #ifndef SC_NO_HISTORY
1700 if (scp == scp->sc->cur_scp && scp->status & SLKED) {
1701 scp->status &= ~SLKED;
1702 update_kbd_state(scp, scp->status, SLKED);
1703 if (scp->status & BUFFER_SAVED) {
1704 if (!sc_hist_restore(scp))
1705 sc_remove_cutmarking(scp);
1706 scp->status &= ~BUFFER_SAVED;
1707 scp->status |= CURSOR_ENABLED;
1708 sc_draw_cursor_image(scp);
1712 * XXX: Now that TTY's have their own locks, we cannot process
1713 * any data after disabling scroll lock. cnputs already holds a
1716 tp = SC_DEV(scp->sc, scp->index);
1719 sctty_outwakeup(tp);
1723 #endif /* !SC_NO_HISTORY */
1726 sc_puts(scp, buf, 1, 1);
1728 s = spltty(); /* block sckbdevent and scrn_timer */
1734 sc_cngetc(struct consdev *cd)
1736 static struct fkeytab fkey;
1740 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */
1743 /* assert(sc_console != NULL) */
1746 * Stop the screen saver and update the screen if necessary.
1747 * What if we have been running in the screen saver code... XXX
1749 sc_touch_scrn_saver();
1750 scp = sc_console->sc->cur_scp; /* XXX */
1753 if (fkeycp < fkey.len) {
1755 return fkey.str[fkeycp++];
1758 if (scp->sc->kbd == NULL) {
1763 c = scgetc(scp->sc, SCGETC_CN | SCGETC_NONBLOCK);
1765 switch (KEYFLAGS(c)) {
1766 case 0: /* normal char */
1768 case FKEY: /* function key */
1769 p = (*scp->tsw->te_fkeystr)(scp, c);
1771 fkey.len = strlen(p);
1772 bcopy(p, fkey.str, fkey.len);
1776 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp);
1778 if ((p != NULL) && (fkey.len > 0)) {
1779 bcopy(p, fkey.str, fkey.len);
1793 sccnupdate(scr_stat *scp)
1795 /* this is a cut-down version of scrn_timer()... */
1797 if (suspend_in_progress || scp->sc->font_loading_in_progress)
1800 if (debugger > 0 || panicstr || shutdown_in_progress) {
1801 sc_touch_scrn_saver();
1802 } else if (scp != scp->sc->cur_scp) {
1806 if (!run_scrn_saver)
1807 scp->sc->flags &= ~SC_SCRN_IDLE;
1809 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE))
1810 if (scp->sc->flags & SC_SCRN_BLANKED)
1811 stop_scrn_saver(scp->sc, current_saver);
1814 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress
1815 || scp->sc->switch_in_progress)
1818 * FIXME: unlike scrn_timer(), we call scrn_update() from here even
1819 * when write_in_progress is non-zero. XXX
1822 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED))
1823 scrn_update(scp, TRUE);
1827 scrn_timer(void *arg)
1830 static int kbd_interval = 0;
1838 again = (arg != NULL);
1840 sc = (sc_softc_t *)arg;
1841 else if (sc_console != NULL)
1842 sc = sc_console->sc;
1846 /* don't do anything when we are performing some I/O operations */
1847 if (suspend_in_progress || sc->font_loading_in_progress) {
1849 timeout(scrn_timer, sc, hz / 10);
1855 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) {
1856 /* try to allocate a keyboard automatically */
1857 if (++kbd_interval >= 25) {
1858 sc->keyboard = sc_allocate_keyboard(sc, -1);
1859 if (sc->keyboard >= 0) {
1860 sc->kbd = kbd_get_keyboard(sc->keyboard);
1861 (void)kbdd_ioctl(sc->kbd, KDSKBMODE,
1862 (caddr_t)&sc->cur_scp->kbd_mode);
1863 update_kbd_state(sc->cur_scp, sc->cur_scp->status,
1871 /* find the vty to update */
1874 /* should we stop the screen saver? */
1875 getmicrouptime(&tv);
1876 if (debugger > 0 || panicstr || shutdown_in_progress)
1877 sc_touch_scrn_saver();
1878 if (run_scrn_saver) {
1879 if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time)
1880 sc->flags |= SC_SCRN_IDLE;
1882 sc->flags &= ~SC_SCRN_IDLE;
1884 sc->scrn_time_stamp = tv.tv_sec;
1885 sc->flags &= ~SC_SCRN_IDLE;
1886 if (scrn_blank_time > 0)
1887 run_scrn_saver = TRUE;
1890 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE))
1891 if (sc->flags & SC_SCRN_BLANKED)
1892 stop_scrn_saver(sc, current_saver);
1895 /* should we just return ? */
1896 if (sc->blink_in_progress || sc->switch_in_progress
1897 || sc->write_in_progress) {
1899 timeout(scrn_timer, sc, hz / 10);
1904 /* Update the screen */
1905 scp = sc->cur_scp; /* cur_scp may have changed... */
1906 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED))
1907 scrn_update(scp, TRUE);
1910 /* should we activate the screen saver? */
1911 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE))
1912 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED))
1913 (*current_saver)(sc, TRUE);
1917 timeout(scrn_timer, sc, hz / 25);
1922 and_region(int *s1, int *e1, int s2, int e2)
1924 if (*e1 < s2 || e2 < *s1)
1926 *s1 = imax(*s1, s2);
1927 *e1 = imin(*e1, e2);
1932 scrn_update(scr_stat *scp, int show_cursor)
1939 /* assert(scp == scp->sc->cur_scp) */
1941 SC_VIDEO_LOCK(scp->sc);
1943 #ifndef SC_NO_CUTPASTE
1944 /* remove the previous mouse pointer image if necessary */
1945 if (scp->status & MOUSE_VISIBLE) {
1947 e = scp->mouse_pos + scp->xsize + 1;
1948 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN))
1949 || and_region(&s, &e, scp->start, scp->end)
1950 || ((scp->status & CURSOR_ENABLED) &&
1951 (scp->cursor_pos != scp->cursor_oldpos) &&
1952 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)
1953 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) {
1954 sc_remove_mouse_image(scp);
1955 if (scp->end >= scp->xsize*scp->ysize)
1956 scp->end = scp->xsize*scp->ysize - 1;
1959 #endif /* !SC_NO_CUTPASTE */
1963 if (scp->end >= scp->xsize*scp->ysize) {
1964 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end);
1965 scp->end = scp->xsize*scp->ysize - 1;
1967 if (scp->start < 0) {
1968 printf("scrn_update(): scp->start %d < 0\n", scp->start);
1973 /* update screen image */
1974 if (scp->start <= scp->end) {
1975 if (scp->mouse_cut_end >= 0) {
1976 /* there is a marked region for cut & paste */
1977 if (scp->mouse_cut_start <= scp->mouse_cut_end) {
1978 start = scp->mouse_cut_start;
1979 end = scp->mouse_cut_end;
1981 start = scp->mouse_cut_end;
1982 end = scp->mouse_cut_start - 1;
1986 /* does the cut-mark region overlap with the update region? */
1987 if (and_region(&s, &e, scp->start, scp->end)) {
1988 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE);
1991 if (and_region(&s, &e, scp->start, scp->end))
1992 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE);
1994 e = scp->xsize*scp->ysize - 1;
1995 if (and_region(&s, &e, scp->start, scp->end))
1996 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE);
1998 (*scp->rndr->draw)(scp, scp->start,
1999 scp->end - scp->start + 1, FALSE);
2002 (*scp->rndr->draw)(scp, scp->start,
2003 scp->end - scp->start + 1, FALSE);
2007 /* we are not to show the cursor and the mouse pointer... */
2010 scp->start = scp->xsize*scp->ysize - 1;
2011 SC_VIDEO_UNLOCK(scp->sc);
2015 /* update cursor image */
2016 if (scp->status & CURSOR_ENABLED) {
2019 /* did cursor move since last time ? */
2020 if (scp->cursor_pos != scp->cursor_oldpos) {
2021 /* do we need to remove old cursor image ? */
2022 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos))
2023 sc_remove_cursor_image(scp);
2024 sc_draw_cursor_image(scp);
2026 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos))
2027 /* cursor didn't move, but has been overwritten */
2028 sc_draw_cursor_image(scp);
2029 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR)
2030 /* if it's a blinking cursor, update it */
2031 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos,
2032 sc_inside_cutmark(scp,
2037 #ifndef SC_NO_CUTPASTE
2038 /* update "pseudo" mouse pointer image */
2039 if (scp->sc->flags & SC_MOUSE_ENABLED) {
2040 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) {
2041 scp->status &= ~MOUSE_MOVED;
2042 sc_draw_mouse_image(scp);
2045 #endif /* SC_NO_CUTPASTE */
2048 scp->start = scp->xsize*scp->ysize - 1;
2050 SC_VIDEO_UNLOCK(scp->sc);
2055 scsplash_callback(int event, void *arg)
2060 sc = (sc_softc_t *)arg;
2064 if (add_scrn_saver(scsplash_saver) == 0) {
2065 sc->flags &= ~SC_SAVER_FAILED;
2066 run_scrn_saver = TRUE;
2067 if (cold && !(boothowto & RB_VERBOSE)) {
2068 scsplash_stick(TRUE);
2069 (*current_saver)(sc, TRUE);
2075 if (current_saver == scsplash_saver) {
2076 scsplash_stick(FALSE);
2077 error = remove_scrn_saver(scsplash_saver);
2089 scsplash_saver(sc_softc_t *sc, int show)
2091 static int busy = FALSE;
2100 if (!(sc->flags & SC_SAVER_FAILED)) {
2101 if (!(sc->flags & SC_SCRN_BLANKED))
2102 set_scrn_saver_mode(scp, -1, NULL, 0);
2103 switch (splash(sc->adp, TRUE)) {
2104 case 0: /* succeeded */
2106 case EAGAIN: /* try later */
2107 restore_scrn_saver_mode(scp, FALSE);
2108 sc_touch_scrn_saver(); /* XXX */
2111 sc->flags |= SC_SAVER_FAILED;
2112 scsplash_stick(FALSE);
2113 restore_scrn_saver_mode(scp, TRUE);
2114 printf("scsplash_saver(): failed to put up the image\n");
2118 } else if (!sticky_splash) {
2119 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0))
2120 restore_scrn_saver_mode(scp, TRUE);
2126 add_scrn_saver(void (*this_saver)(sc_softc_t *, int))
2131 if (current_saver != none_saver) {
2132 error = remove_scrn_saver(current_saver);
2137 if (current_saver != none_saver)
2140 run_scrn_saver = FALSE;
2141 saver_mode = CONS_LKM_SAVER;
2142 current_saver = this_saver;
2147 remove_scrn_saver(void (*this_saver)(sc_softc_t *, int))
2149 if (current_saver != this_saver)
2154 * In order to prevent `current_saver' from being called by
2155 * the timeout routine `scrn_timer()' while we manipulate
2156 * the saver list, we shall set `current_saver' to `none_saver'
2157 * before stopping the current saver, rather than blocking by `splXX()'.
2159 current_saver = none_saver;
2161 stop_scrn_saver(this_saver);
2164 /* unblank all blanked screens */
2165 wait_scrn_saver_stop(NULL);
2169 current_saver = none_saver;
2174 set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border)
2178 /* assert(scp == scp->sc->cur_scp) */
2180 if (!ISGRAPHSC(scp))
2181 sc_remove_cursor_image(scp);
2182 scp->splash_save_mode = scp->mode;
2183 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE);
2184 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE);
2185 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING);
2186 scp->sc->flags |= SC_SCRN_BLANKED;
2192 if (set_mode(scp) == 0) {
2193 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS)
2194 scp->status |= GRAPHICS_MODE;
2195 #ifndef SC_NO_PALETTE_LOADING
2197 vidd_load_palette(scp->sc->adp, pal);
2199 sc_set_border(scp, border);
2203 scp->mode = scp->splash_save_mode;
2204 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING);
2205 scp->status |= scp->splash_save_status;
2212 restore_scrn_saver_mode(scr_stat *scp, int changemode)
2218 /* assert(scp == scp->sc->cur_scp) */
2221 status = scp->status;
2222 scp->mode = scp->splash_save_mode;
2223 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING);
2224 scp->status |= scp->splash_save_status;
2225 scp->sc->flags &= ~SC_SCRN_BLANKED;
2227 if (!ISGRAPHSC(scp))
2228 sc_draw_cursor_image(scp);
2233 if (set_mode(scp) == 0) {
2234 #ifndef SC_NO_PALETTE_LOADING
2235 #ifdef SC_PIXEL_MODE
2236 if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT)
2237 vidd_load_palette(scp->sc->adp, scp->sc->palette2);
2240 vidd_load_palette(scp->sc->adp, scp->sc->palette);
2247 scp->status = status;
2254 stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int))
2256 (*saver)(sc, FALSE);
2257 run_scrn_saver = FALSE;
2258 /* the screen saver may have chosen not to stop after all... */
2259 if (sc->flags & SC_SCRN_BLANKED)
2262 mark_all(sc->cur_scp);
2263 if (sc->delayed_next_scr)
2264 sc_switch_scr(sc, sc->delayed_next_scr - 1);
2266 wakeup(&scrn_blanked);
2270 wait_scrn_saver_stop(sc_softc_t *sc)
2274 while (scrn_blanked > 0) {
2275 run_scrn_saver = FALSE;
2276 if (sc && !(sc->flags & SC_SCRN_BLANKED)) {
2280 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0);
2281 if ((error != 0) && (error != ERESTART))
2284 run_scrn_saver = FALSE;
2287 #endif /* DEV_SPLASH */
2290 sc_touch_scrn_saver(void)
2292 scsplash_stick(FALSE);
2293 run_scrn_saver = FALSE;
2297 sc_switch_scr(sc_softc_t *sc, u_int next_scr)
2304 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1));
2306 if (sc->cur_scp == NULL)
2309 /* prevent switch if previously requested */
2310 if (sc->flags & SC_SCRN_VTYLOCK) {
2311 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch,
2312 sc->cur_scp->bell_duration);
2316 /* delay switch if the screen is blanked or being updated */
2317 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress
2318 || sc->blink_in_progress) {
2319 sc->delayed_next_scr = next_scr + 1;
2320 sc_touch_scrn_saver();
2321 DPRINTF(5, ("switch delayed\n"));
2324 sc->delayed_next_scr = 0;
2327 cur_scp = sc->cur_scp;
2329 /* we are in the middle of the vty switching process... */
2330 if (sc->switch_in_progress
2331 && (cur_scp->smode.mode == VT_PROCESS)
2333 p = pfind(cur_scp->pid);
2334 if (cur_scp->proc != p) {
2338 * The controlling process has died!!. Do some clean up.
2339 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode'
2340 * are not reset here yet; they will be cleared later.
2342 DPRINTF(5, ("cur_scp controlling process %d died, ",
2344 if (cur_scp->status & SWITCH_WAIT_REL) {
2346 * Force the previous switch to finish, but return now
2349 DPRINTF(5, ("reset WAIT_REL, "));
2350 finish_vt_rel(cur_scp, TRUE, &s);
2352 DPRINTF(5, ("finishing previous switch\n"));
2354 } else if (cur_scp->status & SWITCH_WAIT_ACQ) {
2355 /* let's assume screen switch has been completed. */
2356 DPRINTF(5, ("reset WAIT_ACQ, "));
2357 finish_vt_acq(cur_scp);
2360 * We are in between screen release and acquisition, and
2361 * reached here via scgetc() or scrn_timer() which has
2362 * interrupted exchange_scr(). Don't do anything stupid.
2364 DPRINTF(5, ("waiting nothing, "));
2370 * The controlling process is alive, but not responding...
2371 * It is either buggy or it may be just taking time.
2372 * The following code is a gross kludge to cope with this
2373 * problem for which there is no clean solution. XXX
2375 if (cur_scp->status & SWITCH_WAIT_REL) {
2376 switch (sc->switch_in_progress++) {
2380 DPRINTF(5, ("sending relsig again, "));
2381 signal_vt_rel(cur_scp);
2388 * Act as if the controlling program returned
2391 DPRINTF(5, ("force reset WAIT_REL, "));
2392 finish_vt_rel(cur_scp, FALSE, &s);
2394 DPRINTF(5, ("act as if VT_FALSE was seen\n"));
2397 } else if (cur_scp->status & SWITCH_WAIT_ACQ) {
2398 switch (sc->switch_in_progress++) {
2402 DPRINTF(5, ("sending acqsig again, "));
2403 signal_vt_acq(cur_scp);
2409 /* clear the flag and finish the previous switch */
2410 DPRINTF(5, ("force reset WAIT_ACQ, "));
2411 finish_vt_acq(cur_scp);
2419 * Return error if an invalid argument is given, or vty switch
2420 * is still in progress.
2422 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys)
2423 || sc->switch_in_progress) {
2425 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION);
2426 DPRINTF(5, ("error 1\n"));
2431 * Don't allow switching away from the graphics mode vty
2432 * if the switch mode is VT_AUTO, unless the next vty is the same
2433 * as the current or the current vty has been closed (but showing).
2435 tp = SC_DEV(sc, cur_scp->index);
2436 if ((cur_scp->index != next_scr)
2438 && (cur_scp->smode.mode == VT_AUTO)
2439 && ISGRAPHSC(cur_scp)) {
2441 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION);
2442 DPRINTF(5, ("error, graphics mode\n"));
2447 * Is the wanted vty open? Don't allow switching to a closed vty.
2448 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode.
2449 * Note that we always allow the user to switch to the kernel
2450 * console even if it is closed.
2452 if ((sc_console == NULL) || (next_scr != sc_console->index)) {
2453 tp = SC_DEV(sc, next_scr);
2454 if (!tty_opened(tp)) {
2456 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION);
2457 DPRINTF(5, ("error 2, requested vty isn't open!\n"));
2460 if ((debugger > 0) && (SC_STAT(tp)->smode.mode == VT_PROCESS)) {
2462 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n"));
2467 /* this is the start of vty switching process... */
2468 ++sc->switch_in_progress;
2469 sc->old_scp = cur_scp;
2470 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr));
2471 if (sc->new_scp == sc->old_scp) {
2472 sc->switch_in_progress = 0;
2474 * XXX wakeup() locks the scheduler lock which will hang if
2475 * the lock is in an in-between state, e.g., when we stop at
2476 * a breakpoint at fork_exit. It has always been wrong to call
2477 * wakeup() when the debugger is active. In RELENG_4, wakeup()
2478 * is supposed to be locked by splhigh(), but the debugger may
2479 * be invoked at splhigh().
2482 wakeup(VTY_WCHAN(sc,next_scr));
2484 DPRINTF(5, ("switch done (new == old)\n"));
2488 /* has controlling process died? */
2489 vt_proc_alive(sc->old_scp);
2490 vt_proc_alive(sc->new_scp);
2492 /* wait for the controlling process to release the screen, if necessary */
2493 if (signal_vt_rel(sc->old_scp)) {
2498 /* go set up the new vty screen */
2503 /* wake up processes waiting for this vty */
2505 wakeup(VTY_WCHAN(sc,next_scr));
2507 /* wait for the controlling process to acknowledge, if necessary */
2508 if (signal_vt_acq(sc->cur_scp)) {
2513 sc->switch_in_progress = 0;
2514 if (sc->unit == sc_console_unit)
2515 cnavailable(sc_consptr, TRUE);
2517 DPRINTF(5, ("switch done\n"));
2523 do_switch_scr(sc_softc_t *sc, int s)
2525 vt_proc_alive(sc->new_scp);
2530 /* sc->cur_scp == sc->new_scp */
2531 wakeup(VTY_WCHAN(sc,sc->cur_scp->index));
2533 /* wait for the controlling process to acknowledge, if necessary */
2534 if (!signal_vt_acq(sc->cur_scp)) {
2535 sc->switch_in_progress = 0;
2536 if (sc->unit == sc_console_unit)
2537 cnavailable(sc_consptr, TRUE);
2544 vt_proc_alive(scr_stat *scp)
2549 if ((p = pfind(scp->pid)) != NULL)
2554 scp->smode.mode = VT_AUTO;
2555 DPRINTF(5, ("vt controlling process %d died\n", scp->pid));
2561 signal_vt_rel(scr_stat *scp)
2563 if (scp->smode.mode != VT_PROCESS)
2565 scp->status |= SWITCH_WAIT_REL;
2566 PROC_LOCK(scp->proc);
2567 kern_psignal(scp->proc, scp->smode.relsig);
2568 PROC_UNLOCK(scp->proc);
2569 DPRINTF(5, ("sending relsig to %d\n", scp->pid));
2574 signal_vt_acq(scr_stat *scp)
2576 if (scp->smode.mode != VT_PROCESS)
2578 if (scp->sc->unit == sc_console_unit)
2579 cnavailable(sc_consptr, FALSE);
2580 scp->status |= SWITCH_WAIT_ACQ;
2581 PROC_LOCK(scp->proc);
2582 kern_psignal(scp->proc, scp->smode.acqsig);
2583 PROC_UNLOCK(scp->proc);
2584 DPRINTF(5, ("sending acqsig to %d\n", scp->pid));
2589 finish_vt_rel(scr_stat *scp, int release, int *s)
2591 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) {
2592 scp->status &= ~SWITCH_WAIT_REL;
2594 *s = do_switch_scr(scp->sc, *s);
2596 scp->sc->switch_in_progress = 0;
2603 finish_vt_acq(scr_stat *scp)
2605 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) {
2606 scp->status &= ~SWITCH_WAIT_ACQ;
2607 scp->sc->switch_in_progress = 0;
2614 exchange_scr(sc_softc_t *sc)
2618 /* save the current state of video and keyboard */
2619 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos);
2620 if (!ISGRAPHSC(sc->old_scp))
2621 sc_remove_cursor_image(sc->old_scp);
2622 if (sc->old_scp->kbd_mode == K_XLATE)
2623 save_kbd_state(sc->old_scp);
2625 /* set up the video for the new screen */
2626 scp = sc->cur_scp = sc->new_scp;
2628 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp))
2630 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp))
2635 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize,
2636 (void *)sc->adp->va_window, FALSE);
2638 scp->status |= MOUSE_HIDDEN;
2639 sc_move_cursor(scp, scp->xpos, scp->ypos);
2640 if (!ISGRAPHSC(scp))
2641 sc_set_cursor_image(scp);
2642 #ifndef SC_NO_PALETTE_LOADING
2643 if (ISGRAPHSC(sc->old_scp)) {
2644 #ifdef SC_PIXEL_MODE
2645 if (sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT)
2646 vidd_load_palette(sc->adp, sc->palette2);
2649 vidd_load_palette(sc->adp, sc->palette);
2652 sc_set_border(scp, scp->border);
2654 /* set up the keyboard for the new screen */
2655 if (sc->old_scp->kbd_mode != scp->kbd_mode)
2656 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode);
2657 update_kbd_state(scp, scp->status, LOCK_MASK);
2663 sc_puts(scr_stat *scp, u_char *buf, int len, int kernel)
2665 int need_unlock = 0;
2668 /* make screensaver happy */
2669 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only)
2670 run_scrn_saver = FALSE;
2674 if (!kdb_active && !mtx_owned(&scp->scr_lock)) {
2676 mtx_lock_spin(&scp->scr_lock);
2678 (*scp->tsw->te_puts)(scp, buf, len, kernel);
2680 mtx_unlock_spin(&scp->scr_lock);
2683 if (scp->sc->delayed_next_scr)
2684 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1);
2688 sc_draw_cursor_image(scr_stat *scp)
2690 /* assert(scp == scp->sc->cur_scp); */
2691 SC_VIDEO_LOCK(scp->sc);
2692 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos,
2693 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE,
2694 sc_inside_cutmark(scp, scp->cursor_pos));
2695 scp->cursor_oldpos = scp->cursor_pos;
2696 SC_VIDEO_UNLOCK(scp->sc);
2700 sc_remove_cursor_image(scr_stat *scp)
2702 /* assert(scp == scp->sc->cur_scp); */
2703 SC_VIDEO_LOCK(scp->sc);
2704 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos,
2705 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE,
2706 sc_inside_cutmark(scp, scp->cursor_oldpos));
2707 SC_VIDEO_UNLOCK(scp->sc);
2711 update_cursor_image(scr_stat *scp)
2713 /* assert(scp == scp->sc->cur_scp); */
2714 sc_remove_cursor_image(scp);
2715 sc_set_cursor_image(scp);
2716 sc_draw_cursor_image(scp);
2720 sc_set_cursor_image(scr_stat *scp)
2722 scp->curs_attr.flags = scp->curr_curs_attr.flags;
2723 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) {
2724 /* hidden cursor is internally represented as zero-height underline */
2725 scp->curs_attr.flags = CONS_CHAR_CURSOR;
2726 scp->curs_attr.base = scp->curs_attr.height = 0;
2727 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) {
2728 scp->curs_attr.base = imin(scp->curr_curs_attr.base,
2729 scp->font_size - 1);
2730 scp->curs_attr.height = imin(scp->curr_curs_attr.height,
2731 scp->font_size - scp->curs_attr.base);
2732 } else { /* block cursor */
2733 scp->curs_attr.base = 0;
2734 scp->curs_attr.height = scp->font_size;
2737 /* assert(scp == scp->sc->cur_scp); */
2738 SC_VIDEO_LOCK(scp->sc);
2739 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height,
2740 scp->curs_attr.flags & CONS_BLINK_CURSOR);
2741 SC_VIDEO_UNLOCK(scp->sc);
2745 change_cursor_shape(scr_stat *scp, int flags, int base, int height)
2747 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp))
2748 sc_remove_cursor_image(scp);
2751 scp->curr_curs_attr.base = base;
2753 scp->curr_curs_attr.height = height;
2754 if (flags & CONS_RESET_CURSOR)
2755 scp->curr_curs_attr = scp->dflt_curs_attr;
2757 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS;
2759 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) {
2760 sc_set_cursor_image(scp);
2761 sc_draw_cursor_image(scp);
2766 sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height)
2774 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) {
2775 /* local (per vty) change */
2776 change_cursor_shape(scp, flags, base, height);
2784 sc->curs_attr.base = base;
2786 sc->curs_attr.height = height;
2788 if (flags & CONS_RESET_CURSOR)
2789 sc->curs_attr = sc->dflt_curs_attr;
2791 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS;
2794 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) {
2795 if ((tp = SC_DEV(sc, i)) == NULL)
2797 if ((scp = sc_get_stat(tp)) == NULL)
2799 scp->dflt_curs_attr = sc->curs_attr;
2800 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1);
2806 scinit(int unit, int flags)
2810 * When syscons is being initialized as the kernel console, malloc()
2811 * is not yet functional, because various kernel structures has not been
2812 * fully initialized yet. Therefore, we need to declare the following
2813 * static buffers for the console. This is less than ideal,
2814 * but is necessry evil for the time being. XXX
2817 static u_short sc_buffer[ROW*COL*2];/* XXX */
2819 static u_short sc_buffer[ROW*COL]; /* XXX */
2821 #ifndef SC_NO_FONT_LOADING
2822 static u_char font_8[256*8];
2823 static u_char font_14[256*14];
2824 static u_char font_16[256*16];
2829 video_adapter_t *adp;
2834 /* one time initialization */
2835 if (init_done == COLD)
2836 sc_get_bios_values(&bios_value);
2840 * Allocate resources. Even if we are being called for the second
2841 * time, we must allocate them again, because they might have
2844 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE);
2845 if ((sc->flags & SC_INIT_DONE) == 0)
2846 SC_VIDEO_LOCKINIT(sc);
2849 if (sc->adapter >= 0) {
2850 vid_release(sc->adp, (void *)&sc->adapter);
2854 if (sc->keyboard >= 0) {
2855 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard));
2856 i = kbd_release(sc->kbd, (void *)&sc->keyboard);
2857 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i));
2858 if (sc->kbd != NULL) {
2859 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n",
2860 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags));
2864 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter);
2865 sc->adp = vid_get_adapter(sc->adapter);
2866 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */
2868 sc->keyboard = sc_allocate_keyboard(sc, unit);
2869 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard));
2871 sc->kbd = kbd_get_keyboard(sc->keyboard);
2872 if (sc->kbd != NULL) {
2873 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n",
2874 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags));
2877 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) {
2879 sc->initial_mode = sc->adp->va_initial_mode;
2881 #ifndef SC_NO_FONT_LOADING
2882 if (flags & SC_KERNEL_CONSOLE) {
2883 sc->font_8 = font_8;
2884 sc->font_14 = font_14;
2885 sc->font_16 = font_16;
2886 } else if (sc->font_8 == NULL) {
2887 /* assert(sc_malloc) */
2888 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK);
2889 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK);
2890 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK);
2894 /* extract the hardware cursor location and hide the cursor for now */
2895 vidd_read_hw_cursor(sc->adp, &col, &row);
2896 vidd_set_hw_cursor(sc->adp, -1, -1);
2898 /* set up the first console */
2899 sc->first_vty = unit*MAXCONS;
2900 sc->vtys = MAXCONS; /* XXX: should be configurable */
2901 if (flags & SC_KERNEL_CONSOLE) {
2903 * Set up devs structure but don't use it yet, calling make_dev()
2904 * might panic kernel. Wait for sc_attach_unit() to actually
2905 * create the devices.
2907 sc->dev = main_devs;
2908 scp = &main_console;
2909 init_scp(sc, sc->first_vty, scp);
2910 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize,
2911 (void *)sc_buffer, FALSE);
2913 /* move cursors to the initial positions */
2914 if (col >= scp->xsize)
2916 if (row >= scp->ysize)
2917 row = scp->ysize - 1;
2920 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col;
2922 if (sc_init_emulator(scp, SC_DFLT_TERM))
2923 sc_init_emulator(scp, "*");
2924 (*scp->tsw->te_default_attr)(scp,
2925 user_default.std_color,
2926 user_default.rev_color);
2928 /* assert(sc_malloc) */
2929 sc->dev = malloc(sizeof(struct tty *)*sc->vtys, M_DEVBUF,
2931 sc->dev[0] = sc_alloc_tty(0, unit * MAXCONS);
2932 scp = alloc_scp(sc, sc->first_vty);
2933 SC_STAT(sc->dev[0]) = scp;
2938 /* copy screen to temporary buffer */
2939 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize,
2940 (void *)scp->sc->adp->va_window, FALSE);
2942 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize);
2945 if (bios_value.cursor_end < scp->font_size)
2946 sc->dflt_curs_attr.base = scp->font_size -
2947 bios_value.cursor_end - 1;
2949 sc->dflt_curs_attr.base = 0;
2950 i = bios_value.cursor_end - bios_value.cursor_start + 1;
2951 sc->dflt_curs_attr.height = imin(i, scp->font_size);
2952 sc->dflt_curs_attr.flags = 0;
2953 sc->curs_attr = sc->dflt_curs_attr;
2954 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr;
2956 #ifndef SC_NO_SYSMOUSE
2957 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2);
2959 if (!ISGRAPHSC(scp)) {
2960 sc_set_cursor_image(scp);
2961 sc_draw_cursor_image(scp);
2964 /* save font and palette */
2965 #ifndef SC_NO_FONT_LOADING
2966 sc->fonts_loaded = 0;
2967 if (ISFONTAVAIL(sc->adp->va_flags)) {
2969 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8));
2970 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14));
2971 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16));
2972 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8;
2973 if (scp->font_size < 14) {
2974 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256);
2975 } else if (scp->font_size >= 16) {
2976 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256);
2978 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256);
2980 #else /* !SC_DFLT_FONT */
2981 if (scp->font_size < 14) {
2982 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256);
2983 sc->fonts_loaded = FONT_8;
2984 } else if (scp->font_size >= 16) {
2985 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256);
2986 sc->fonts_loaded = FONT_16;
2988 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256);
2989 sc->fonts_loaded = FONT_14;
2991 #endif /* SC_DFLT_FONT */
2992 /* FONT KLUDGE: always use the font page #0. XXX */
2993 sc_show_font(scp, 0);
2995 #endif /* !SC_NO_FONT_LOADING */
2997 #ifndef SC_NO_PALETTE_LOADING
2998 vidd_save_palette(sc->adp, sc->palette);
2999 #ifdef SC_PIXEL_MODE
3000 for (i = 0; i < sizeof(sc->palette2); i++)
3001 sc->palette2[i] = i / 3;
3006 if (!(sc->flags & SC_SPLASH_SCRN)) {
3007 /* we are ready to put up the splash image! */
3008 splash_init(sc->adp, scsplash_callback, sc);
3009 sc->flags |= SC_SPLASH_SCRN;
3014 /* the rest is not necessary, if we have done it once */
3015 if (sc->flags & SC_INIT_DONE)
3018 /* initialize mapscrn arrays to a one to one map */
3019 for (i = 0; i < sizeof(sc->scr_map); i++)
3020 sc->scr_map[i] = sc->scr_rmap[i] = i;
3022 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */
3025 sc->flags |= SC_INIT_DONE;
3029 scterm(int unit, int flags)
3034 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE);
3036 return; /* shouldn't happen */
3039 /* this console is no longer available for the splash screen */
3040 if (sc->flags & SC_SPLASH_SCRN) {
3041 splash_term(sc->adp);
3042 sc->flags &= ~SC_SPLASH_SCRN;
3047 /* move the hardware cursor to the upper-left corner */
3048 vidd_set_hw_cursor(sc->adp, 0, 0);
3051 /* release the keyboard and the video card */
3052 if (sc->keyboard >= 0)
3053 kbd_release(sc->kbd, &sc->keyboard);
3054 if (sc->adapter >= 0)
3055 vid_release(sc->adp, &sc->adapter);
3057 /* stop the terminal emulator, if any */
3058 scp = sc_get_stat(sc->dev[0]);
3060 (*scp->tsw->te_term)(scp, &scp->ts);
3061 if (scp->ts != NULL)
3062 free(scp->ts, M_DEVBUF);
3063 mtx_destroy(&scp->scr_lock);
3065 /* clear the structure */
3066 if (!(flags & SC_KERNEL_CONSOLE)) {
3067 /* XXX: We need delete_dev() for this */
3068 free(sc->dev, M_DEVBUF);
3070 /* XXX: We need a ttyunregister for this */
3071 free(sc->tty, M_DEVBUF);
3073 #ifndef SC_NO_FONT_LOADING
3074 free(sc->font_8, M_DEVBUF);
3075 free(sc->font_14, M_DEVBUF);
3076 free(sc->font_16, M_DEVBUF);
3078 /* XXX vtb, history */
3080 bzero(sc, sizeof(*sc));
3086 scshutdown(__unused void *arg, __unused int howto)
3089 KASSERT(sc_console != NULL, ("sc_console != NULL"));
3090 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL"));
3091 KASSERT(sc_console->sc->cur_scp != NULL,
3092 ("sc_console->sc->cur_scp != NULL"));
3094 sc_touch_scrn_saver();
3096 sc_console->sc->cur_scp->index != sc_console->index &&
3097 sc_console->sc->cur_scp->smode.mode == VT_AUTO &&
3098 sc_console->smode.mode == VT_AUTO)
3099 sc_switch_scr(sc_console->sc, sc_console->index);
3100 shutdown_in_progress = TRUE;
3104 scsuspend(__unused void *arg)
3108 KASSERT(sc_console != NULL, ("sc_console != NULL"));
3109 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL"));
3110 KASSERT(sc_console->sc->cur_scp != NULL,
3111 ("sc_console->sc->cur_scp != NULL"));
3113 sc_susp_scr = sc_console->sc->cur_scp->index;
3114 if (sc_no_suspend_vtswitch ||
3115 sc_susp_scr == sc_console->index) {
3116 sc_touch_scrn_saver();
3120 for (retry = 0; retry < 10; retry++) {
3121 sc_switch_scr(sc_console->sc, sc_console->index);
3122 if (!sc_console->sc->switch_in_progress)
3124 pause("scsuspend", hz);
3126 suspend_in_progress = TRUE;
3130 scresume(__unused void *arg)
3133 KASSERT(sc_console != NULL, ("sc_console != NULL"));
3134 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL"));
3135 KASSERT(sc_console->sc->cur_scp != NULL,
3136 ("sc_console->sc->cur_scp != NULL"));
3138 suspend_in_progress = FALSE;
3139 if (sc_susp_scr < 0) {
3140 update_font(sc_console->sc->cur_scp);
3143 sc_switch_scr(sc_console->sc, sc_susp_scr);
3147 sc_clean_up(scr_stat *scp)
3153 if (scp->sc->flags & SC_SCRN_BLANKED) {
3154 sc_touch_scrn_saver();
3156 if ((error = wait_scrn_saver_stop(scp->sc)))
3160 scp->status |= MOUSE_HIDDEN;
3161 sc_remove_mouse_image(scp);
3162 sc_remove_cutmarking(scp);
3167 sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard)
3173 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait);
3174 if (!discard && (old.vtb_flags & VTB_VALID)) {
3175 /* retain the current cursor position and buffer contants */
3176 scp->cursor_oldpos = scp->cursor_pos;
3178 * This works only if the old buffer has the same size as or larger
3179 * than the new one. XXX
3181 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize);
3185 sc_vtb_destroy(&old);
3188 #ifndef SC_NO_SYSMOUSE
3189 /* move the mouse cursor at the center of the screen */
3190 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2);
3195 *alloc_scp(sc_softc_t *sc, int vty)
3199 /* assert(sc_malloc) */
3201 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK);
3202 init_scp(sc, vty, scp);
3204 sc_alloc_scr_buffer(scp, TRUE, TRUE);
3205 if (sc_init_emulator(scp, SC_DFLT_TERM))
3206 sc_init_emulator(scp, "*");
3208 #ifndef SC_NO_CUTPASTE
3209 sc_alloc_cut_buffer(scp, TRUE);
3212 #ifndef SC_NO_HISTORY
3213 sc_alloc_history_buffer(scp, 0, 0, TRUE);
3220 init_scp(sc_softc_t *sc, int vty, scr_stat *scp)
3224 bzero(scp, sizeof(*scp));
3229 scp->mode = sc->initial_mode;
3230 vidd_get_info(sc->adp, scp->mode, &info);
3231 if (info.vi_flags & V_INFO_GRAPHICS) {
3232 scp->status |= GRAPHICS_MODE;
3233 scp->xpixel = info.vi_width;
3234 scp->ypixel = info.vi_height;
3235 scp->xsize = info.vi_width/info.vi_cwidth;
3236 scp->ysize = info.vi_height/info.vi_cheight;
3240 scp->xsize = info.vi_width;
3241 scp->ysize = info.vi_height;
3242 scp->xpixel = scp->xsize*info.vi_cwidth;
3243 scp->ypixel = scp->ysize*info.vi_cheight;
3246 scp->font_size = info.vi_cheight;
3247 scp->font_width = info.vi_cwidth;
3248 #ifndef SC_NO_FONT_LOADING
3249 if (info.vi_cheight < 14)
3250 scp->font = sc->font_8;
3251 else if (info.vi_cheight >= 16)
3252 scp->font = sc->font_16;
3254 scp->font = sc->font_14;
3259 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE);
3261 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE);
3263 scp->xoff = scp->yoff = 0;
3264 scp->xpos = scp->ypos = 0;
3265 scp->start = scp->xsize * scp->ysize - 1;
3270 scp->border = (SC_NORM_ATTR >> 4) & 0x0f;
3271 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr;
3272 scp->mouse_cut_start = scp->xsize*scp->ysize;
3273 scp->mouse_cut_end = -1;
3274 scp->mouse_signal = 0;
3276 scp->mouse_proc = NULL;
3277 scp->kbd_mode = K_XLATE;
3278 scp->bell_pitch = bios_value.bell_pitch;
3279 scp->bell_duration = BELL_DURATION;
3280 scp->status |= (bios_value.shift_state & NLKED);
3281 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN;
3284 scp->smode.mode = VT_AUTO;
3285 scp->history = NULL;
3286 scp->history_pos = 0;
3287 scp->history_size = 0;
3289 mtx_init(&scp->scr_lock, "scrlock", NULL, MTX_SPIN);
3293 sc_init_emulator(scr_stat *scp, char *name)
3300 if (name == NULL) /* if no name is given, use the current emulator */
3302 else /* ...otherwise find the named emulator */
3303 sw = sc_term_match(name);
3308 if (strcmp(sw->te_renderer, "*") != 0) {
3309 rndr = sc_render_match(scp, sw->te_renderer,
3310 scp->status & (GRAPHICS_MODE | PIXEL_MODE));
3313 rndr = sc_render_match(scp, scp->sc->adp->va_name,
3314 scp->status & (GRAPHICS_MODE | PIXEL_MODE));
3319 if (sw == scp->tsw) {
3320 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT);
3322 scp->rndr->init(scp);
3323 sc_clear_screen(scp);
3324 /* assert(error == 0); */
3328 if (sc_malloc && (sw->te_size > 0))
3329 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT);
3332 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT);
3337 (*scp->tsw->te_term)(scp, &scp->ts);
3338 if (scp->ts != NULL)
3339 free(scp->ts, M_DEVBUF);
3343 scp->rndr->init(scp);
3346 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color);
3347 sc_clear_screen(scp);
3353 * scgetc(flags) - get character from keyboard.
3354 * If flags & SCGETC_CN, then avoid harmful side effects.
3355 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else
3356 * return NOKEY if there is nothing there.
3359 scgetc(sc_softc_t *sc, u_int flags)
3362 #ifndef SC_NO_HISTORY
3370 if (sc->kbd == NULL)
3375 /* I don't like this, but... XXX */
3376 if (flags & SCGETC_CN)
3377 sccnupdate(sc->cur_scp);
3380 /* first see if there is something in the keyboard port */
3382 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK));
3384 if (!(flags & SCGETC_CN))
3385 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION);
3386 } else if (c == NOKEY)
3392 /* make screensaver happy */
3394 sc_touch_scrn_saver();
3396 if (!(flags & SCGETC_CN))
3397 random_harvest(&c, sizeof(c), 1, 0, RANDOM_KEYBOARD);
3399 if (scp->kbd_mode != K_XLATE)
3402 /* if scroll-lock pressed allow history browsing */
3403 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) {
3405 scp->status &= ~CURSOR_ENABLED;
3406 sc_remove_cursor_image(scp);
3408 #ifndef SC_NO_HISTORY
3409 if (!(scp->status & BUFFER_SAVED)) {
3410 scp->status |= BUFFER_SAVED;
3414 /* FIXME: key codes */
3415 case SPCLKEY | FKEY | F(49): /* home key */
3416 sc_remove_cutmarking(scp);
3420 case SPCLKEY | FKEY | F(57): /* end key */
3421 sc_remove_cutmarking(scp);
3425 case SPCLKEY | FKEY | F(50): /* up arrow key */
3426 sc_remove_cutmarking(scp);
3427 if (sc_hist_up_line(scp))
3428 if (!(flags & SCGETC_CN))
3429 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION);
3432 case SPCLKEY | FKEY | F(58): /* down arrow key */
3433 sc_remove_cutmarking(scp);
3434 if (sc_hist_down_line(scp))
3435 if (!(flags & SCGETC_CN))
3436 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION);
3439 case SPCLKEY | FKEY | F(51): /* page up key */
3440 sc_remove_cutmarking(scp);
3441 for (i=0; i<scp->ysize; i++)
3442 if (sc_hist_up_line(scp)) {
3443 if (!(flags & SCGETC_CN))
3444 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION);
3449 case SPCLKEY | FKEY | F(59): /* page down key */
3450 sc_remove_cutmarking(scp);
3451 for (i=0; i<scp->ysize; i++)
3452 if (sc_hist_down_line(scp)) {
3453 if (!(flags & SCGETC_CN))
3454 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION);
3459 #endif /* SC_NO_HISTORY */
3463 * Process and consume special keys here. Return a plain char code
3464 * or a char code with the META flag or a function key code.
3468 /* goto next_code */
3473 switch (KEYCHAR(c)) {
3475 case NLK: case CLK: case ALK:
3478 (void)kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f);
3480 scp->status |= SLKED;
3482 if (scp->status & SLKED) {
3483 scp->status &= ~SLKED;
3484 #ifndef SC_NO_HISTORY
3485 if (scp->status & BUFFER_SAVED) {
3486 if (!sc_hist_restore(scp))
3487 sc_remove_cutmarking(scp);
3488 scp->status &= ~BUFFER_SAVED;
3489 scp->status |= CURSOR_ENABLED;
3490 sc_draw_cursor_image(scp);
3492 tp = SC_DEV(sc, scp->index);
3493 if (!kdb_active && tty_opened(tp))
3494 sctty_outwakeup(tp);
3501 #ifndef SC_NO_CUTPASTE
3502 sc_mouse_paste(scp);
3506 /* NON-LOCKING KEYS */
3508 case LSH: case RSH: case LCTR: case RCTR:
3509 case LALT: case RALT: case ASH: case META:
3513 if (!(sc->flags & SC_SCRN_BLANKED))
3519 /* force activatation/deactivation of the screen saver */
3520 if (!(sc->flags & SC_SCRN_BLANKED)) {
3521 run_scrn_saver = TRUE;
3522 sc->scrn_time_stamp -= scrn_blank_time;
3526 * While devices are being probed, the screen saver need
3527 * to be invoked explictly. XXX
3529 if (sc->flags & SC_SCRN_BLANKED) {
3530 scsplash_stick(FALSE);
3531 stop_scrn_saver(sc, current_saver);
3533 if (!ISGRAPHSC(scp)) {
3534 scsplash_stick(TRUE);
3535 (*current_saver)(sc, TRUE);
3539 #endif /* DEV_SPLASH */
3543 #ifndef SC_DISABLE_REBOOT
3550 #ifndef SC_DISABLE_REBOOT
3552 shutdown_nice(RB_HALT);
3557 #ifndef SC_DISABLE_REBOOT
3559 shutdown_nice(RB_HALT|RB_POWEROFF);
3564 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND);
3567 power_pm_suspend(POWER_SLEEP_STATE_STANDBY);
3571 #ifndef SC_DISABLE_KDBKEY
3578 if (enable_panic_key)
3579 panic("Forced by the panic key");
3583 this_scr = scp->index;
3584 for (i = (this_scr - sc->first_vty + 1)%sc->vtys;
3585 sc->first_vty + i != this_scr;
3586 i = (i + 1)%sc->vtys) {
3587 struct tty *tp = SC_DEV(sc, sc->first_vty + i);
3588 if (tty_opened(tp)) {
3589 sc_switch_scr(scp->sc, sc->first_vty + i);
3596 this_scr = scp->index;
3597 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys;
3598 sc->first_vty + i != this_scr;
3599 i = (i + sc->vtys - 1)%sc->vtys) {
3600 struct tty *tp = SC_DEV(sc, sc->first_vty + i);
3601 if (tty_opened(tp)) {
3602 sc_switch_scr(scp->sc, sc->first_vty + i);
3609 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) {
3610 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR);
3613 /* assert(c & FKEY) */
3614 if (!(sc->flags & SC_SCRN_BLANKED))
3618 /* goto next_code */
3620 /* regular keys (maybe MKEY is set) */
3621 #if !defined(SC_DISABLE_KDBKEY) && defined(KDB)
3623 kdb_alt_break(c, &sc->sc_altbrk);
3625 if (!(sc->flags & SC_SCRN_BLANKED))
3634 sctty_mmap(struct tty *tp, vm_ooffset_t offset, vm_paddr_t *paddr,
3635 int nprot, vm_memattr_t *memattr)
3639 scp = sc_get_stat(tp);
3640 if (scp != scp->sc->cur_scp)
3642 return vidd_mmap(scp->sc->adp, offset, paddr, nprot, memattr);
3646 update_font(scr_stat *scp)
3648 #ifndef SC_NO_FONT_LOADING
3649 /* load appropriate font */
3650 if (!(scp->status & GRAPHICS_MODE)) {
3651 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) {
3652 if (scp->font_size < 14) {
3653 if (scp->sc->fonts_loaded & FONT_8)
3654 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256);
3655 } else if (scp->font_size >= 16) {
3656 if (scp->sc->fonts_loaded & FONT_16)
3657 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256);
3659 if (scp->sc->fonts_loaded & FONT_14)
3660 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256);
3664 * This is an interim kludge to display correct font.
3665 * Always use the font page #0 on the video plane 2.
3666 * Somehow we cannot show the font in other font pages on
3667 * some video cards... XXX
3669 sc_show_font(scp, 0);
3673 #endif /* !SC_NO_FONT_LOADING */
3677 save_kbd_state(scr_stat *scp)
3682 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state);
3683 if (error == ENOIOCTL)
3686 scp->status &= ~LOCK_MASK;
3687 scp->status |= state;
3693 update_kbd_state(scr_stat *scp, int new_bits, int mask)
3698 if (mask != LOCK_MASK) {
3699 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state);
3700 if (error == ENOIOCTL)
3705 state |= new_bits & mask;
3707 state = new_bits & LOCK_MASK;
3709 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state);
3710 if (error == ENOIOCTL)
3716 update_kbd_leds(scr_stat *scp, int which)
3721 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which);
3722 if (error == ENOIOCTL)
3728 set_mode(scr_stat *scp)
3732 /* reject unsupported mode */
3733 if (vidd_get_info(scp->sc->adp, scp->mode, &info))
3736 /* if this vty is not currently showing, do nothing */
3737 if (scp != scp->sc->cur_scp)
3740 /* setup video hardware for the given mode */
3741 vidd_set_mode(scp->sc->adp, scp->mode);
3742 scp->rndr->init(scp);
3744 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize,
3745 (void *)scp->sc->adp->va_window, FALSE);
3750 sc_set_border(scp, scp->border);
3751 sc_set_cursor_image(scp);
3757 sc_set_border(scr_stat *scp, int color)
3759 SC_VIDEO_LOCK(scp->sc);
3760 (*scp->rndr->draw_border)(scp, color);
3761 SC_VIDEO_UNLOCK(scp->sc);
3764 #ifndef SC_NO_FONT_LOADING
3766 sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf,
3767 int base, int count)
3772 sc->font_loading_in_progress = TRUE;
3773 vidd_load_font(sc->adp, page, size, width, buf, base, count);
3774 sc->font_loading_in_progress = FALSE;
3778 sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf,
3779 int base, int count)
3784 sc->font_loading_in_progress = TRUE;
3785 vidd_save_font(sc->adp, page, size, width, buf, base, count);
3786 sc->font_loading_in_progress = FALSE;
3790 sc_show_font(scr_stat *scp, int page)
3792 vidd_show_font(scp->sc->adp, page);
3794 #endif /* !SC_NO_FONT_LOADING */
3797 sc_paste(scr_stat *scp, const u_char *p, int count)
3802 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index);
3803 if (!tty_opened(tp))
3805 rmap = scp->sc->scr_rmap;
3806 for (; count > 0; --count)
3807 ttydisc_rint(tp, rmap[*p++], 0);
3808 ttydisc_rint_done(tp);
3812 sc_respond(scr_stat *scp, const u_char *p, int count, int wakeup)
3816 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index);
3817 if (!tty_opened(tp))
3819 ttydisc_rint_simple(tp, p, count);
3821 /* XXX: we can't always call ttydisc_rint_done() here! */
3822 ttydisc_rint_done(tp);
3827 sc_bell(scr_stat *scp, int pitch, int duration)
3829 if (cold || shutdown_in_progress || !enable_bell)
3832 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL))
3835 if (scp->sc->flags & SC_VISUAL_BELL) {
3836 if (scp->sc->blink_in_progress)
3838 scp->sc->blink_in_progress = 3;
3839 if (scp != scp->sc->cur_scp)
3840 scp->sc->blink_in_progress += 2;
3841 blink_screen(scp->sc->cur_scp);
3842 } else if (duration != 0 && pitch != 0) {
3843 if (scp != scp->sc->cur_scp)
3845 sysbeep(1193182 / pitch, duration);
3850 blink_screen(void *arg)
3852 scr_stat *scp = arg;
3855 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) {
3856 scp->sc->blink_in_progress = 0;
3858 tp = SC_DEV(scp->sc, scp->index);
3860 sctty_outwakeup(tp);
3861 if (scp->sc->delayed_next_scr)
3862 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1);
3865 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize,
3866 scp->sc->blink_in_progress & 1);
3867 scp->sc->blink_in_progress--;
3868 timeout(blink_screen, scp, hz / 10);
3873 * Until sc_attach_unit() gets called no dev structures will be available
3874 * to store the per-screen current status. This is the case when the
3875 * kernel is initially booting and needs access to its console. During
3876 * this early phase of booting the console's current status is kept in
3877 * one statically defined scr_stat structure, and any pointers to the
3878 * dev structures will be NULL.
3882 sc_get_stat(struct tty *tp)
3885 return (&main_console);
3886 return (SC_STAT(tp));
3890 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and,
3891 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for
3896 sc_allocate_keyboard(sc_softc_t *sc, int unit)
3902 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc);
3904 k0 = kbd_get_keyboard(idx0);
3906 for (idx = kbd_find_keyboard2("*", -1, 0);
3908 idx = kbd_find_keyboard2("*", -1, idx + 1)) {
3909 k = kbd_get_keyboard(idx);
3911 if (idx == idx0 || KBD_IS_BUSY(k))
3914 bzero(&ki, sizeof(ki));
3915 strcpy(ki.kb_name, k->kb_name);
3916 ki.kb_unit = k->kb_unit;
3918 (void)kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki);
3921 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc);