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 1.33.4.1 2008/08/03 03:00:58 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 static bios_values_t bios_value
;
117 static int enable_panic_key
;
118 SYSCTL_INT(_machdep
, OID_AUTO
, enable_panic_key
, CTLFLAG_RW
, &enable_panic_key
,
121 #define SC_CONSOLECTL 255
123 #define VIRTUAL_TTY(sc, x) ((SC_DEV((sc),(x)) != NULL) ? \
124 (SC_DEV((sc),(x))->si_tty) : NULL)
125 #define ISTTYOPEN(tp) ((tp) && ((tp)->t_state & TS_ISOPEN))
130 static int scvidprobe(int unit
, int flags
, int cons
);
131 static int sckbdprobe(int unit
, int flags
, int cons
);
132 static void scmeminit(void *arg
);
133 static int scdevtounit(cdev_t dev
);
134 static kbd_callback_func_t sckbdevent
;
135 static int scparam(struct tty
*tp
, struct termios
*t
);
136 static void scstart(struct tty
*tp
);
137 static void scinit(int unit
, int flags
);
138 static void scterm(int unit
, int flags
);
139 static void scshutdown(void *arg
, int howto
);
140 static u_int
scgetc(sc_softc_t
*sc
, u_int flags
);
142 #define SCGETC_NONBLOCK 2
143 static int sccngetch(int flags
);
144 static void sccnupdate(scr_stat
*scp
);
145 static scr_stat
*alloc_scp(sc_softc_t
*sc
, int vty
);
146 static void init_scp(sc_softc_t
*sc
, int vty
, scr_stat
*scp
);
147 static timeout_t scrn_timer
;
148 static int and_region(int *s1
, int *e1
, int s2
, int e2
);
149 static void scrn_update(scr_stat
*scp
, int show_cursor
);
152 static int scsplash_callback(int event
, void *arg
);
153 static void scsplash_saver(sc_softc_t
*sc
, int show
);
154 static int add_scrn_saver(void (*this_saver
)(sc_softc_t
*, int));
155 static int remove_scrn_saver(void (*this_saver
)(sc_softc_t
*, int));
156 static int set_scrn_saver_mode(scr_stat
*scp
, int mode
, u_char
*pal
, int border
);
157 static int restore_scrn_saver_mode(scr_stat
*scp
, int changemode
);
158 static void stop_scrn_saver(sc_softc_t
*sc
, void (*saver
)(sc_softc_t
*, int));
159 static int wait_scrn_saver_stop(sc_softc_t
*sc
);
160 #define scsplash_stick(stick) (sticky_splash = (stick))
162 #define scsplash_stick(stick)
165 static void do_switch_scr(sc_softc_t
*sc
);
166 static int vt_proc_alive(scr_stat
*scp
);
167 static int signal_vt_rel(scr_stat
*scp
);
168 static int signal_vt_acq(scr_stat
*scp
);
169 static int finish_vt_rel(scr_stat
*scp
, int release
);
170 static int finish_vt_acq(scr_stat
*scp
);
171 static void exchange_scr(sc_softc_t
*sc
);
172 static void update_cursor_image(scr_stat
*scp
);
173 static int save_kbd_state(scr_stat
*scp
);
174 static int update_kbd_state(scr_stat
*scp
, int state
, int mask
);
175 static int update_kbd_leds(scr_stat
*scp
, int which
);
176 static timeout_t blink_screen
;
178 #define CDEV_MAJOR 12
180 static cn_probe_t sccnprobe
;
181 static cn_init_t sccninit
;
182 static cn_init_t sccninit_fini
;
183 static cn_getc_t sccngetc
;
184 static cn_checkc_t sccncheckc
;
185 static cn_putc_t sccnputc
;
186 static cn_dbctl_t sccndbctl
;
187 static cn_term_t sccnterm
;
189 CONS_DRIVER(sc
, sccnprobe
, sccninit
, sccninit_fini
, sccnterm
,
190 sccngetc
, sccncheckc
, sccnputc
, sccndbctl
);
192 static d_open_t scopen
;
193 static d_close_t scclose
;
194 static d_read_t scread
;
195 static d_ioctl_t scioctl
;
196 static d_mmap_t scmmap
;
198 static struct dev_ops sc_ops
= {
199 { "sc", CDEV_MAJOR
, D_TTY
| D_KQFILTER
},
207 .d_kqfilter
= ttykqfilter
211 sc_probe_unit(int unit
, int flags
)
213 if (!scvidprobe(unit
, flags
, FALSE
)) {
215 kprintf("sc%d: no video adapter found.\n", unit
);
219 /* syscons will be attached even when there is no keyboard */
220 sckbdprobe(unit
, flags
, FALSE
);
225 /* probe video adapters, return TRUE if found */
227 scvidprobe(int unit
, int flags
, int cons
)
230 * Access the video adapter driver through the back door!
231 * Video adapter drivers need to be configured before syscons.
232 * However, when syscons is being probed as the low-level console,
233 * they have not been initialized yet. We force them to initialize
234 * themselves here. XXX
236 vid_configure(cons
? VIO_PROBE_ONLY
: 0);
238 return (vid_find_adapter("*", unit
) >= 0);
241 /* probe the keyboard, return TRUE if found */
243 sckbdprobe(int unit
, int flags
, int cons
)
245 /* access the keyboard driver through the backdoor! */
246 kbd_configure(cons
? KB_CONF_PROBE_ONLY
: 0);
248 return (kbd_find_keyboard("*", unit
) >= 0);
252 adapter_name(video_adapter_t
*adp
)
258 { KD_MONO
, { "MDA", "MDA" } },
259 { KD_HERCULES
, { "Hercules", "Hercules" } },
260 { KD_CGA
, { "CGA", "CGA" } },
261 { KD_EGA
, { "EGA", "EGA (mono)" } },
262 { KD_VGA
, { "VGA", "VGA (mono)" } },
263 { KD_TGA
, { "TGA", "TGA" } },
264 { -1, { "Unknown", "Unknown" } },
268 for (i
= 0; names
[i
].type
!= -1; ++i
)
269 if (names
[i
].type
== adp
->va_type
)
271 return names
[i
].name
[(adp
->va_flags
& V_ADP_COLOR
) ? 0 : 1];
275 sc_attach_unit(int unit
, int flags
)
285 flags
&= ~SC_KERNEL_CONSOLE
;
287 if (sc_console_unit
== unit
) {
289 * If this unit is being used as the system console, we need to
290 * adjust some variables and buffers before and after scinit().
292 /* assert(sc_console != NULL) */
293 flags
|= SC_KERNEL_CONSOLE
;
298 if (sc_console
->tsw
->te_size
> 0) {
299 /* assert(sc_console->ts != NULL); */
300 kernel_console_ts
= sc_console
->ts
;
301 sc_console
->ts
= kmalloc(sc_console
->tsw
->te_size
,
302 M_SYSCONS
, M_WAITOK
);
303 bcopy(kernel_console_ts
, sc_console
->ts
, sc_console
->tsw
->te_size
);
304 (*sc_console
->tsw
->te_default_attr
)(sc_console
,
305 user_default
.std_color
,
306 user_default
.rev_color
);
312 sc
= sc_get_softc(unit
, flags
& SC_KERNEL_CONSOLE
);
315 * If this is the console we couldn't setup sc->dev before because
316 * malloc wasn't working. Set it up now.
318 if (flags
& SC_KERNEL_CONSOLE
) {
319 KKASSERT(sc
->dev
== NULL
);
320 sc
->dev
= kmalloc(sizeof(cdev_t
)*sc
->vtys
, M_SYSCONS
, M_WAITOK
|M_ZERO
);
321 sc
->dev
[0] = make_dev(&sc_ops
, sc_console_unit
*MAXCONS
, UID_ROOT
,
323 "ttyv%r", sc_console_unit
*MAXCONS
);
324 sc
->dev
[0]->si_tty
= ttymalloc(sc
->dev
[0]->si_tty
);
325 sc
->dev
[0]->si_drv1
= sc_console
;
329 * Finish up the standard attach
332 callout_init(&sc
->scrn_timer_ch
);
333 scp
= SC_STAT(sc
->dev
[0]);
334 if (sc_console
== NULL
) /* sc_console_unit < 0 */
338 if ((sc
->config
& SC_VESA800X600
)
339 && ((*vidsw
[sc
->adapter
]->get_info
)(sc
->adp
, M_VESA_800x600
, &info
) == 0)) {
341 if (sc
->flags
& SC_SPLASH_SCRN
)
342 splash_term(sc
->adp
);
344 sc_set_graphics_mode(scp
, NULL
, M_VESA_800x600
);
345 sc_set_pixel_mode(scp
, NULL
, COL
, ROW
, 16);
346 sc
->initial_mode
= M_VESA_800x600
;
348 /* put up the splash again! */
349 if (sc
->flags
& SC_SPLASH_SCRN
)
350 splash_init(sc
->adp
, scsplash_callback
, sc
);
353 #endif /* SC_PIXEL_MODE */
355 /* initialize cursor */
357 update_cursor_image(scp
);
359 /* get screen update going */
362 /* set up the keyboard */
363 kbd_ioctl(sc
->kbd
, KDSKBMODE
, (caddr_t
)&scp
->kbd_mode
);
364 update_kbd_state(scp
, scp
->status
, LOCK_MASK
);
366 kprintf("sc%d: %s <%d virtual consoles, flags=0x%x>\n",
367 unit
, adapter_name(sc
->adp
), sc
->vtys
, sc
->config
);
369 kprintf("sc%d:", unit
);
370 if (sc
->adapter
>= 0)
371 kprintf(" fb%d", sc
->adapter
);
372 if (sc
->keyboard
>= 0)
373 kprintf(", kbd%d", sc
->keyboard
);
375 kprintf(", terminal emulator: %s (%s)",
376 scp
->tsw
->te_name
, scp
->tsw
->te_desc
);
380 /* register a shutdown callback for the kernel console */
381 if (sc_console_unit
== unit
)
382 EVENTHANDLER_REGISTER(shutdown_pre_sync
, scshutdown
,
383 (void *)(uintptr_t)unit
, SHUTDOWN_PRI_DEFAULT
);
386 * create devices. dev_ops_add() must be called to make devices under
387 * this major number available to userland.
389 dev_ops_add(&sc_ops
, ~(MAXCONS
- 1), unit
* MAXCONS
);
391 for (vc
= 0; vc
< sc
->vtys
; vc
++) {
392 dev
= make_dev(&sc_ops
, vc
+ unit
* MAXCONS
,
393 UID_ROOT
, GID_WHEEL
, 0600, "ttyv%r", vc
+ unit
* MAXCONS
);
396 * The first vty already has struct tty and scr_stat initialized
397 * in scinit(). The other vtys will have these structs when
402 dev_ops_add(&sc_ops
, -1, SC_CONSOLECTL
); /* XXX */
403 dev
= make_dev(&sc_ops
, SC_CONSOLECTL
,
404 UID_ROOT
, GID_WHEEL
, 0600, "consolectl");
405 dev
->si_tty
= sc_console_tty
= ttymalloc(sc_console_tty
);
406 dev
->si_drv1
= sc_console
;
419 * As soon as malloc() becomes functional, we had better allocate
420 * various buffers for the kernel console.
423 if (sc_console_unit
< 0) /* sc_console == NULL */
426 /* copy the temporary buffer to the final buffer */
427 sc_alloc_scr_buffer(sc_console
, TRUE
, FALSE
);
429 #ifndef SC_NO_CUTPASTE
430 sc_alloc_cut_buffer(sc_console
, TRUE
);
433 #ifndef SC_NO_HISTORY
434 /* initialize history buffer & pointers */
435 sc_alloc_history_buffer(sc_console
, 0, 0, TRUE
);
439 SYSINIT(sc_mem
, SI_BOOT1_POST
, SI_ORDER_ANY
, scmeminit
, NULL
);
442 scdevtounit(cdev_t dev
)
444 int vty
= SC_VTY(dev
);
446 if (vty
== SC_CONSOLECTL
)
447 return ((sc_console
!= NULL
) ? sc_console
->sc
->unit
: -1);
448 else if ((vty
< 0) || (vty
>= MAXCONS
*sc_max_unit()))
455 scopen(struct dev_open_args
*ap
)
457 cdev_t dev
= ap
->a_head
.a_dev
;
458 int unit
= scdevtounit(dev
);
465 DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n",
466 major(dev
), minor(dev
), unit
, SC_VTY(dev
)));
468 sc
= sc_get_softc(unit
, (sc_console_unit
== unit
) ? SC_KERNEL_CONSOLE
: 0);
472 tp
= dev
->si_tty
= ttymalloc(dev
->si_tty
);
473 tp
->t_oproc
= scstart
;
474 tp
->t_param
= scparam
;
475 tp
->t_stop
= nottystop
;
477 if (!ISTTYOPEN(tp
)) {
479 /* Use the current setting of the <-- key as default VERASE. */
480 /* If the Delete key is preferable, an stty is necessary */
481 if (sc
->kbd
!= NULL
) {
482 key
.keynum
= KEYCODE_BS
;
483 kbd_ioctl(sc
->kbd
, GIO_KEYMAPENT
, (caddr_t
)&key
);
484 tp
->t_cc
[VERASE
] = key
.key
.map
[0];
486 tp
->t_iflag
= TTYDEF_IFLAG
;
487 tp
->t_oflag
= TTYDEF_OFLAG
;
488 tp
->t_cflag
= TTYDEF_CFLAG
;
489 tp
->t_lflag
= TTYDEF_LFLAG
;
490 tp
->t_ispeed
= tp
->t_ospeed
= TTYDEF_SPEED
;
491 scparam(tp
, &tp
->t_termios
);
492 (*linesw
[tp
->t_line
].l_modem
)(tp
, 1);
495 if (tp
->t_state
& TS_XCLUDE
&& suser_cred(ap
->a_cred
, 0))
498 error
= (*linesw
[tp
->t_line
].l_open
)(dev
, tp
);
502 scp
= dev
->si_drv1
= alloc_scp(sc
, SC_VTY(dev
));
504 sc_set_pixel_mode(scp
, NULL
, COL
, ROW
, 16);
506 if (!tp
->t_winsize
.ws_col
&& !tp
->t_winsize
.ws_row
) {
507 tp
->t_winsize
.ws_col
= scp
->xsize
;
508 tp
->t_winsize
.ws_row
= scp
->ysize
;
515 scclose(struct dev_close_args
*ap
)
517 cdev_t dev
= ap
->a_head
.a_dev
;
518 struct tty
*tp
= dev
->si_tty
;
522 if (SC_VTY(dev
) != SC_CONSOLECTL
) {
523 scp
= SC_STAT(tp
->t_dev
);
524 /* were we in the middle of the VT switching process? */
525 DPRINTF(5, ("sc%d: scclose(), ", scp
->sc
->unit
));
526 if ((scp
== scp
->sc
->cur_scp
) && (scp
->sc
->unit
== sc_console_unit
))
527 cons_unavail
= FALSE
;
529 * note: must be called from a critical section because finish_vt_rel
530 * will call do_switch_scr which releases it temporarily
532 if (finish_vt_rel(scp
, TRUE
) == 0) /* force release */
533 DPRINTF(5, ("reset WAIT_REL, "));
534 if (finish_vt_acq(scp
) == 0) /* force acknowledge */
535 DPRINTF(5, ("reset WAIT_ACQ, "));
537 if (scp
== &main_console
) {
540 scp
->smode
.mode
= VT_AUTO
;
543 sc_vtb_destroy(&scp
->vtb
);
544 sc_vtb_destroy(&scp
->scr
);
545 sc_free_history_buffer(scp
, scp
->ysize
);
547 kfree(scp
, M_SYSCONS
);
552 scp
->smode
.mode
= VT_AUTO
;
554 scp
->kbd_mode
= K_XLATE
;
555 if (scp
== scp
->sc
->cur_scp
)
556 kbd_ioctl(scp
->sc
->kbd
, KDSKBMODE
, (caddr_t
)&scp
->kbd_mode
);
557 DPRINTF(5, ("done.\n"));
559 (*linesw
[tp
->t_line
].l_close
)(tp
, ap
->a_fflag
);
566 scread(struct dev_read_args
*ap
)
568 sc_touch_scrn_saver();
569 return (ttyread(ap
));
573 sckbdevent(keyboard_t
*thiskbd
, int event
, void *arg
)
582 * WARNING: In early boot sc->dev may not be setup yet.
584 sc
= (sc_softc_t
*)arg
;
585 /* assert(thiskbd == sc->kbd) */
590 case KBDIO_UNLOADING
:
593 kbd_release(thiskbd
, (void *)&sc
->keyboard
);
600 * Loop while there is still input to get from the keyboard.
601 * I don't think this is nessesary, and it doesn't fix
602 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX
604 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 error
= sc_vid_ioctl(tp
, cmd
, data
, flag
);
668 if (error
!= ENOIOCTL
)
671 #ifndef SC_NO_HISTORY
672 error
= sc_hist_ioctl(tp
, cmd
, data
, flag
);
673 if (error
!= ENOIOCTL
)
677 #ifndef SC_NO_SYSMOUSE
678 error
= sc_mouse_ioctl(tp
, cmd
, data
, flag
);
679 if (error
!= ENOIOCTL
)
683 scp
= SC_STAT(tp
->t_dev
);
684 /* assert(scp != NULL) */
685 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */
689 error
= (*scp
->tsw
->te_ioctl
)(scp
, tp
, cmd
, data
, flag
);
690 if (error
!= ENOIOCTL
)
694 switch (cmd
) { /* process console hardware related ioctl's */
696 case GIO_ATTR
: /* get current attributes */
697 /* this ioctl is not processed here, but in the terminal emulator */
700 case GIO_COLOR
: /* is this a color console ? */
701 *(int *)data
= (sc
->adp
->va_flags
& V_ADP_COLOR
) ? 1 : 0;
704 case CONS_BLANKTIME
: /* set screen saver timeout (0 = no saver) */
705 if (*(int *)data
< 0 || *(int *)data
> MAX_BLANKTIME
)
708 scrn_blank_time
= *(int *)data
;
709 run_scrn_saver
= (scrn_blank_time
!= 0);
713 case CONS_CURSORTYPE
: /* set cursor type blink/noblink */
715 if (!ISGRAPHSC(sc
->cur_scp
))
716 sc_remove_cursor_image(sc
->cur_scp
);
717 if ((*(int*)data
) & 0x01)
718 sc
->flags
|= SC_BLINK_CURSOR
;
720 sc
->flags
&= ~SC_BLINK_CURSOR
;
721 if ((*(int*)data
) & 0x02) {
722 sc
->flags
|= SC_CHAR_CURSOR
;
724 sc
->flags
&= ~SC_CHAR_CURSOR
;
726 * The cursor shape is global property; all virtual consoles
727 * are affected. Update the cursor in the current console...
729 if (!ISGRAPHSC(sc
->cur_scp
)) {
730 sc_set_cursor_image(sc
->cur_scp
);
731 sc_draw_cursor_image(sc
->cur_scp
);
736 case CONS_BELLTYPE
: /* set bell type sound/visual */
737 if ((*(int *)data
) & 0x01)
738 sc
->flags
|= SC_VISUAL_BELL
;
740 sc
->flags
&= ~SC_VISUAL_BELL
;
741 if ((*(int *)data
) & 0x02)
742 sc
->flags
|= SC_QUIET_BELL
;
744 sc
->flags
&= ~SC_QUIET_BELL
;
747 case CONS_GETINFO
: /* get current (virtual) console info */
749 vid_info_t
*ptr
= (vid_info_t
*)data
;
750 if (ptr
->size
== sizeof(struct vid_info
)) {
751 ptr
->m_num
= sc
->cur_scp
->index
;
752 ptr
->font_size
= scp
->font_size
;
753 ptr
->mv_col
= scp
->xpos
;
754 ptr
->mv_row
= scp
->ypos
;
755 ptr
->mv_csz
= scp
->xsize
;
756 ptr
->mv_rsz
= scp
->ysize
;
758 * The following fields are filled by the terminal emulator. XXX
765 ptr
->mv_grfc
.fore
= 0; /* not supported */
766 ptr
->mv_grfc
.back
= 0; /* not supported */
767 ptr
->mv_ovscan
= scp
->border
;
768 if (scp
== sc
->cur_scp
)
770 ptr
->mk_keylock
= scp
->status
& LOCK_MASK
;
776 case CONS_GETVERS
: /* get version number */
777 *(int*)data
= 0x200; /* version 2.0 */
780 case CONS_IDLE
: /* see if the screen has been idle */
782 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE,
783 * the user process may have been writing something on the
784 * screen and syscons is not aware of it. Declare the screen
785 * is NOT idle if it is in one of these modes. But there is
786 * an exception to it; if a screen saver is running in the
787 * graphics mode in the current screen, we should say that the
788 * screen has been idle.
790 *(int *)data
= (sc
->flags
& SC_SCRN_IDLE
)
791 && (!ISGRAPHSC(sc
->cur_scp
)
792 || (sc
->cur_scp
->status
& SAVER_RUNNING
));
795 case CONS_SAVERMODE
: /* set saver mode */
796 switch(*(int *)data
) {
799 /* if a LKM screen saver is running, stop it first. */
800 scsplash_stick(FALSE
);
801 saver_mode
= *(int *)data
;
804 if ((error
= wait_scrn_saver_stop(NULL
))) {
809 run_scrn_saver
= TRUE
;
810 if (saver_mode
== CONS_USR_SAVER
)
811 scp
->status
|= SAVER_RUNNING
;
813 scp
->status
&= ~SAVER_RUNNING
;
814 scsplash_stick(TRUE
);
819 if ((saver_mode
== CONS_USR_SAVER
) && (scp
->status
& SAVER_RUNNING
))
820 scp
->status
&= ~SAVER_RUNNING
;
821 saver_mode
= *(int *)data
;
829 case CONS_SAVERSTART
: /* immediately start/stop the screen saver */
831 * Note that this ioctl does not guarantee the screen saver
832 * actually starts or stops. It merely attempts to do so...
835 run_scrn_saver
= (*(int *)data
!= 0);
837 sc
->scrn_time_stamp
-= scrn_blank_time
;
841 case CONS_SCRSHOT
: /* get a screen shot */
843 scrshot_t
*ptr
= (scrshot_t
*)data
;
845 if (ISGRAPHSC(scp
)) {
849 if (scp
->xsize
!= ptr
->xsize
|| scp
->ysize
!= ptr
->ysize
) {
853 copyout ((void*)scp
->vtb
.vtb_buffer
, ptr
->buf
,
854 ptr
->xsize
* ptr
->ysize
* sizeof(uint16_t));
859 case VT_SETMODE
: /* set screen switcher mode */
861 struct vt_mode
*mode
;
863 mode
= (struct vt_mode
*)data
;
864 DPRINTF(5, ("sc%d: VT_SETMODE ", sc
->unit
));
865 if (scp
->smode
.mode
== VT_PROCESS
) {
866 if (scp
->proc
== pfind(scp
->pid
) && scp
->proc
!= curproc
) {
867 DPRINTF(5, ("error EPERM\n"));
872 if (mode
->mode
== VT_AUTO
) {
873 scp
->smode
.mode
= VT_AUTO
;
876 DPRINTF(5, ("VT_AUTO, "));
877 if ((scp
== sc
->cur_scp
) && (sc
->unit
== sc_console_unit
))
878 cons_unavail
= FALSE
;
880 * note: must be called from a critical section because
881 * finish_vt_rel will call do_switch_scr which releases it
884 if (finish_vt_rel(scp
, TRUE
) == 0)
885 DPRINTF(5, ("reset WAIT_REL, "));
886 if (finish_vt_acq(scp
) == 0)
887 DPRINTF(5, ("reset WAIT_ACQ, "));
889 if (!ISSIGVALID(mode
->relsig
) || !ISSIGVALID(mode
->acqsig
)
890 || !ISSIGVALID(mode
->frsig
)) {
892 DPRINTF(5, ("error EINVAL\n"));
895 DPRINTF(5, ("VT_PROCESS %d, ", curproc
->p_pid
));
896 bcopy(data
, &scp
->smode
, sizeof(struct vt_mode
));
898 scp
->pid
= scp
->proc
->p_pid
;
899 if ((scp
== sc
->cur_scp
) && (sc
->unit
== sc_console_unit
))
907 case VT_GETMODE
: /* get screen switcher mode */
908 bcopy(&scp
->smode
, data
, sizeof(struct vt_mode
));
911 case VT_RELDISP
: /* screen switcher ioctl */
914 * This must be the current vty which is in the VT_PROCESS
917 if ((scp
!= sc
->cur_scp
) || (scp
->smode
.mode
!= VT_PROCESS
)) {
921 /* ...and this process is controlling it. */
922 if (scp
->proc
!= curproc
) {
927 switch(*(int *)data
) {
928 case VT_FALSE
: /* user refuses to release screen, abort */
930 * note: must be called from a critical section because
931 * finish_vt_rel will call do_switch_scr which releases it
934 if ((error
= finish_vt_rel(scp
, FALSE
)) == 0)
935 DPRINTF(5, ("sc%d: VT_FALSE\n", sc
->unit
));
937 case VT_TRUE
: /* user has released screen, go on */
939 * note: must be called from a critical section because
940 * finish_vt_rel will call do_switch_scr which releases it
943 if ((error
= finish_vt_rel(scp
, TRUE
)) == 0)
944 DPRINTF(5, ("sc%d: VT_TRUE\n", sc
->unit
));
946 case VT_ACKACQ
: /* acquire acknowledged, switch completed */
947 if ((error
= finish_vt_acq(scp
)) == 0)
948 DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc
->unit
));
956 case VT_OPENQRY
: /* return free virtual console */
957 for (i
= sc
->first_vty
; i
< sc
->first_vty
+ sc
->vtys
; i
++) {
958 tp
= VIRTUAL_TTY(sc
, i
);
959 if (!ISTTYOPEN(tp
)) {
960 *(int *)data
= i
+ 1;
966 case VT_ACTIVATE
: /* switch to screen *data */
967 i
= (*(int *)data
== 0) ? scp
->index
: (*(int *)data
- 1);
969 sc_clean_up(sc
->cur_scp
);
971 return sc_switch_scr(sc
, i
);
973 case VT_WAITACTIVE
: /* wait for switch to occur */
974 i
= (*(int *)data
== 0) ? scp
->index
: (*(int *)data
- 1);
975 if ((i
< sc
->first_vty
) || (i
>= sc
->first_vty
+ sc
->vtys
))
978 error
= sc_clean_up(sc
->cur_scp
);
982 scp
= SC_STAT(SC_DEV(sc
, i
));
983 if (scp
== scp
->sc
->cur_scp
)
985 while ((error
=tsleep((caddr_t
)&scp
->smode
, PCATCH
,
986 "waitvt", 0)) == ERESTART
) ;
989 case VT_GETACTIVE
: /* get active vty # */
990 *(int *)data
= sc
->cur_scp
->index
+ 1;
993 case VT_GETINDEX
: /* get this vty # */
994 *(int *)data
= scp
->index
+ 1;
997 case VT_LOCKSWITCH
: /* prevent vty switching */
998 if ((*(int *)data
) & 0x01)
999 sc
->flags
|= SC_SCRN_VTYLOCK
;
1001 sc
->flags
&= ~SC_SCRN_VTYLOCK
;
1004 case KDENABIO
: /* allow io operations */
1005 error
= suser_cred(ap
->a_cred
, 0);
1008 if (securelevel
> 0)
1010 curthread
->td_lwp
->lwp_md
.md_regs
->tf_eflags
|= PSL_IOPL
;
1013 case KDDISABIO
: /* disallow io operations (default) */
1014 curthread
->td_lwp
->lwp_md
.md_regs
->tf_eflags
&= ~PSL_IOPL
;
1017 case KDSKBSTATE
: /* set keyboard state (locks) */
1018 if (*(int *)data
& ~LOCK_MASK
)
1020 scp
->status
&= ~LOCK_MASK
;
1021 scp
->status
|= *(int *)data
;
1022 if (scp
== sc
->cur_scp
)
1023 update_kbd_state(scp
, scp
->status
, LOCK_MASK
);
1026 case KDGKBSTATE
: /* get keyboard state (locks) */
1027 if (scp
== sc
->cur_scp
)
1028 save_kbd_state(scp
);
1029 *(int *)data
= scp
->status
& LOCK_MASK
;
1032 case KDGETREPEAT
: /* get keyboard repeat & delay rates */
1033 case KDSETREPEAT
: /* set keyboard repeat & delay rates (new) */
1034 error
= kbd_ioctl(sc
->kbd
, cmd
, data
);
1035 if (error
== ENOIOCTL
)
1039 case KDSETRAD
: /* set keyboard repeat & delay rates (old) */
1040 if (*(int *)data
& ~0x7f)
1042 error
= kbd_ioctl(sc
->kbd
, cmd
, data
);
1043 if (error
== ENOIOCTL
)
1047 case KDSKBMODE
: /* set keyboard mode */
1048 switch (*(int *)data
) {
1049 case K_XLATE
: /* switch to XLT ascii mode */
1050 case K_RAW
: /* switch to RAW scancode mode */
1051 case K_CODE
: /* switch to CODE mode */
1052 scp
->kbd_mode
= *(int *)data
;
1053 if (scp
== sc
->cur_scp
)
1054 kbd_ioctl(sc
->kbd
, cmd
, data
);
1061 case KDGKBMODE
: /* get keyboard mode */
1062 *(int *)data
= scp
->kbd_mode
;
1066 error
= kbd_ioctl(sc
->kbd
, cmd
, data
);
1067 if (error
== ENOIOCTL
)
1071 case KDMKTONE
: /* sound the bell */
1073 sc_bell(scp
, (*(int*)data
)&0xffff,
1074 (((*(int*)data
)>>16)&0xffff)*hz
/1000);
1076 sc_bell(scp
, scp
->bell_pitch
, scp
->bell_duration
);
1079 case KIOCSOUND
: /* make tone (*data) hz */
1080 if (scp
== sc
->cur_scp
) {
1082 return sc_tone(*(int *)data
);
1088 case KDGKBTYPE
: /* get keyboard type */
1089 error
= kbd_ioctl(sc
->kbd
, cmd
, data
);
1090 if (error
== ENOIOCTL
) {
1091 /* always return something? XXX */
1096 case KDSETLED
: /* set keyboard LED status */
1097 if (*(int *)data
& ~LED_MASK
) /* FIXME: LOCK_MASK? */
1099 scp
->status
&= ~LED_MASK
;
1100 scp
->status
|= *(int *)data
;
1101 if (scp
== sc
->cur_scp
)
1102 update_kbd_leds(scp
, scp
->status
);
1105 case KDGETLED
: /* get keyboard LED status */
1106 if (scp
== sc
->cur_scp
)
1107 save_kbd_state(scp
);
1108 *(int *)data
= scp
->status
& LED_MASK
;
1111 case CONS_SETKBD
: /* set the new keyboard */
1116 newkbd
= kbd_get_keyboard(*(int *)data
);
1117 if (newkbd
== NULL
) {
1122 if (sc
->kbd
!= newkbd
) {
1123 i
= kbd_allocate(newkbd
->kb_name
, newkbd
->kb_unit
,
1124 (void *)&sc
->keyboard
, sckbdevent
, sc
);
1125 /* i == newkbd->kb_index */
1127 if (sc
->kbd
!= NULL
) {
1128 save_kbd_state(sc
->cur_scp
);
1129 kbd_release(sc
->kbd
, (void *)&sc
->keyboard
);
1131 sc
->kbd
= kbd_get_keyboard(i
); /* sc->kbd == newkbd */
1133 kbd_ioctl(sc
->kbd
, KDSKBMODE
,
1134 (caddr_t
)&sc
->cur_scp
->kbd_mode
);
1135 update_kbd_state(sc
->cur_scp
, sc
->cur_scp
->status
,
1138 error
= EPERM
; /* XXX */
1145 case CONS_RELKBD
: /* release the current keyboard */
1148 if (sc
->kbd
!= NULL
) {
1149 save_kbd_state(sc
->cur_scp
);
1150 error
= kbd_release(sc
->kbd
, (void *)&sc
->keyboard
);
1159 case CONS_GETTERM
: /* get the current terminal emulator info */
1163 if (((term_info_t
*)data
)->ti_index
== 0) {
1166 sw
= sc_term_match_by_number(((term_info_t
*)data
)->ti_index
);
1169 strncpy(((term_info_t
*)data
)->ti_name
, sw
->te_name
,
1170 sizeof(((term_info_t
*)data
)->ti_name
));
1171 strncpy(((term_info_t
*)data
)->ti_desc
, sw
->te_desc
,
1172 sizeof(((term_info_t
*)data
)->ti_desc
));
1173 ((term_info_t
*)data
)->ti_flags
= 0;
1176 ((term_info_t
*)data
)->ti_name
[0] = '\0';
1177 ((term_info_t
*)data
)->ti_desc
[0] = '\0';
1178 ((term_info_t
*)data
)->ti_flags
= 0;
1183 case CONS_SETTERM
: /* set the current terminal emulator */
1185 error
= sc_init_emulator(scp
, ((term_info_t
*)data
)->ti_name
);
1186 /* FIXME: what if scp == sc_console! XXX */
1190 case GIO_SCRNMAP
: /* get output translation table */
1191 bcopy(&sc
->scr_map
, data
, sizeof(sc
->scr_map
));
1194 case PIO_SCRNMAP
: /* set output translation table */
1195 bcopy(data
, &sc
->scr_map
, sizeof(sc
->scr_map
));
1196 for (i
=0; i
<sizeof(sc
->scr_map
); i
++) {
1197 sc
->scr_rmap
[sc
->scr_map
[i
]] = i
;
1201 case GIO_KEYMAP
: /* get keyboard translation table */
1202 case PIO_KEYMAP
: /* set keyboard translation table */
1203 case GIO_DEADKEYMAP
: /* get accent key translation table */
1204 case PIO_DEADKEYMAP
: /* set accent key translation table */
1205 case GETFKEY
: /* get function key string */
1206 case SETFKEY
: /* set function key string */
1207 error
= kbd_ioctl(sc
->kbd
, cmd
, data
);
1208 if (error
== ENOIOCTL
)
1212 #ifndef SC_NO_FONT_LOADING
1214 case PIO_FONT8x8
: /* set 8x8 dot font */
1215 if (!ISFONTAVAIL(sc
->adp
->va_flags
))
1217 bcopy(data
, sc
->font_8
, 8*256);
1218 sc
->fonts_loaded
|= FONT_8
;
1221 * Always use the font page #0. XXX
1222 * Don't load if the current font size is not 8x8.
1224 if (ISTEXTSC(sc
->cur_scp
) && (sc
->cur_scp
->font_size
< 14))
1225 sc_load_font(sc
->cur_scp
, 0, 8, sc
->font_8
, 0, 256);
1228 case GIO_FONT8x8
: /* get 8x8 dot font */
1229 if (!ISFONTAVAIL(sc
->adp
->va_flags
))
1231 if (sc
->fonts_loaded
& FONT_8
) {
1232 bcopy(sc
->font_8
, data
, 8*256);
1238 case PIO_FONT8x14
: /* set 8x14 dot font */
1239 if (!ISFONTAVAIL(sc
->adp
->va_flags
))
1241 bcopy(data
, sc
->font_14
, 14*256);
1242 sc
->fonts_loaded
|= FONT_14
;
1245 * Always use the font page #0. XXX
1246 * Don't load if the current font size is not 8x14.
1248 if (ISTEXTSC(sc
->cur_scp
)
1249 && (sc
->cur_scp
->font_size
>= 14)
1250 && (sc
->cur_scp
->font_size
< 16))
1251 sc_load_font(sc
->cur_scp
, 0, 14, sc
->font_14
, 0, 256);
1254 case GIO_FONT8x14
: /* get 8x14 dot font */
1255 if (!ISFONTAVAIL(sc
->adp
->va_flags
))
1257 if (sc
->fonts_loaded
& FONT_14
) {
1258 bcopy(sc
->font_14
, data
, 14*256);
1264 case PIO_FONT8x16
: /* set 8x16 dot font */
1265 if (!ISFONTAVAIL(sc
->adp
->va_flags
))
1267 bcopy(data
, sc
->font_16
, 16*256);
1268 sc
->fonts_loaded
|= FONT_16
;
1271 * Always use the font page #0. XXX
1272 * Don't load if the current font size is not 8x16.
1274 if (ISTEXTSC(sc
->cur_scp
) && (sc
->cur_scp
->font_size
>= 16))
1275 sc_load_font(sc
->cur_scp
, 0, 16, sc
->font_16
, 0, 256);
1278 case GIO_FONT8x16
: /* get 8x16 dot font */
1279 if (!ISFONTAVAIL(sc
->adp
->va_flags
))
1281 if (sc
->fonts_loaded
& FONT_16
) {
1282 bcopy(sc
->font_16
, data
, 16*256);
1288 #endif /* SC_NO_FONT_LOADING */
1294 error
= (*linesw
[tp
->t_line
].l_ioctl
)(tp
, cmd
, data
, flag
, ap
->a_cred
);
1295 if (error
!= ENOIOCTL
)
1297 error
= ttioctl(tp
, cmd
, data
, flag
);
1298 if (error
!= ENOIOCTL
)
1304 scstart(struct tty
*tp
)
1308 u_char buf
[PCBURST
];
1309 scr_stat
*scp
= SC_STAT(tp
->t_dev
);
1311 if (scp
->status
& SLKED
||
1312 (scp
== scp
->sc
->cur_scp
&& scp
->sc
->blink_in_progress
))
1315 if (!(tp
->t_state
& (TS_TIMEOUT
| TS_BUSY
| TS_TTSTOP
))) {
1316 tp
->t_state
|= TS_BUSY
;
1319 len
= q_to_b(rbp
, buf
, PCBURST
);
1321 sc_puts(scp
, buf
, len
);
1324 tp
->t_state
&= ~TS_BUSY
;
1331 sccnprobe(struct consdev
*cp
)
1336 cp
->cn_pri
= sc_get_cons_priority(&unit
, &flags
);
1338 /* a video card is always required */
1339 if (!scvidprobe(unit
, flags
, TRUE
))
1340 cp
->cn_pri
= CN_DEAD
;
1342 /* syscons will become console even when there is no keyboard */
1343 sckbdprobe(unit
, flags
, TRUE
);
1345 if (cp
->cn_pri
== CN_DEAD
)
1348 /* initialize required fields */
1349 cp
->cn_probegood
= 1;
1353 sccninit(struct consdev
*cp
)
1358 sc_get_cons_priority(&unit
, &flags
);
1359 scinit(unit
, flags
| SC_KERNEL_CONSOLE
);
1360 sc_console_unit
= unit
;
1361 sc_console
= sc_get_softc(unit
, SC_KERNEL_CONSOLE
)->console_scp
;
1365 sccninit_fini(struct consdev
*cp
)
1367 cp
->cn_dev
= make_dev(&sc_ops
, SC_CONSOLECTL
,
1368 UID_ROOT
, GID_WHEEL
, 0600, "consolectl");
1372 sccnterm(struct consdev
*cp
)
1374 /* we are not the kernel console any more, release everything */
1376 if (sc_console_unit
< 0)
1377 return; /* shouldn't happen */
1380 sc_clear_screen(sc_console
);
1381 sccnupdate(sc_console
);
1383 scterm(sc_console_unit
, SC_KERNEL_CONSOLE
);
1384 sc_console_unit
= -1;
1389 sccnputc(void *private, int c
)
1392 scr_stat
*scp
= sc_console
;
1394 #ifndef SC_NO_HISTORY
1396 #endif /* !SC_NO_HISTORY */
1398 /* assert(sc_console != NULL) */
1400 #ifndef SC_NO_HISTORY
1401 if (scp
== scp
->sc
->cur_scp
&& scp
->status
& SLKED
) {
1402 scp
->status
&= ~SLKED
;
1403 update_kbd_state(scp
, scp
->status
, SLKED
);
1404 if (scp
->status
& BUFFER_SAVED
) {
1405 if (!sc_hist_restore(scp
))
1406 sc_remove_cutmarking(scp
);
1407 scp
->status
&= ~BUFFER_SAVED
;
1408 scp
->status
|= CURSOR_ENABLED
;
1409 sc_draw_cursor_image(scp
);
1411 tp
= VIRTUAL_TTY(scp
->sc
, scp
->index
);
1415 #endif /* !SC_NO_HISTORY */
1418 if (kernel_console_ts
!= NULL
)
1419 scp
->ts
= kernel_console_ts
;
1421 sc_puts(scp
, buf
, 1);
1430 sccngetc(void *private)
1432 return sccngetch(0);
1436 sccncheckc(void *private)
1438 return sccngetch(SCGETC_NONBLOCK
);
1442 sccndbctl(void *private, int on
)
1444 /* assert(sc_console_unit >= 0) */
1445 /* try to switch to the kernel console screen */
1446 if (on
&& debugger
== 0) {
1448 * TRY to make sure the screen saver is stopped,
1449 * and the screen is updated before switching to
1454 && sc_console
->sc
->cur_scp
->smode
.mode
== VT_AUTO
1455 && sc_console
->smode
.mode
== VT_AUTO
) {
1456 sc_console
->sc
->cur_scp
->status
|= MOUSE_HIDDEN
;
1457 sc_switch_scr(sc_console
->sc
, sc_console
->index
);
1467 sccngetch(int flags
)
1469 static struct fkeytab fkey
;
1477 /* assert(sc_console != NULL) */
1480 * Stop the screen saver and update the screen if necessary.
1481 * What if we have been running in the screen saver code... XXX
1483 sc_touch_scrn_saver();
1484 scp
= sc_console
->sc
->cur_scp
; /* XXX */
1487 if (fkeycp
< fkey
.len
) {
1489 return fkey
.str
[fkeycp
++];
1492 if (scp
->sc
->kbd
== NULL
) {
1498 * Make sure the keyboard is accessible even when the kbd device
1499 * driver is disabled.
1501 kbd_enable(scp
->sc
->kbd
);
1503 /* we shall always use the keyboard in the XLATE mode here */
1504 cur_mode
= scp
->kbd_mode
;
1505 scp
->kbd_mode
= K_XLATE
;
1506 kbd_ioctl(scp
->sc
->kbd
, KDSKBMODE
, (caddr_t
)&scp
->kbd_mode
);
1508 kbd_poll(scp
->sc
->kbd
, TRUE
);
1509 c
= scgetc(scp
->sc
, SCGETC_CN
| flags
);
1510 kbd_poll(scp
->sc
->kbd
, FALSE
);
1512 scp
->kbd_mode
= cur_mode
;
1513 kbd_ioctl(scp
->sc
->kbd
, KDSKBMODE
, (caddr_t
)&scp
->kbd_mode
);
1514 kbd_disable(scp
->sc
->kbd
);
1517 switch (KEYFLAGS(c
)) {
1518 case 0: /* normal char */
1520 case FKEY
: /* function key */
1521 p
= kbd_get_fkeystr(scp
->sc
->kbd
, KEYCHAR(c
), (size_t *)&fkeycp
);
1523 if ((p
!= NULL
) && (fkey
.len
> 0)) {
1524 bcopy(p
, fkey
.str
, fkey
.len
);
1538 sccnupdate(scr_stat
*scp
)
1540 /* this is a cut-down version of scrn_timer()... */
1542 if (scp
->sc
->font_loading_in_progress
|| scp
->sc
->videoio_in_progress
)
1545 if (debugger
> 0 || panicstr
|| shutdown_in_progress
) {
1546 sc_touch_scrn_saver();
1547 } else if (scp
!= scp
->sc
->cur_scp
) {
1551 if (!run_scrn_saver
)
1552 scp
->sc
->flags
&= ~SC_SCRN_IDLE
;
1554 if ((saver_mode
!= CONS_LKM_SAVER
) || !(scp
->sc
->flags
& SC_SCRN_IDLE
))
1555 if (scp
->sc
->flags
& SC_SCRN_BLANKED
)
1556 stop_scrn_saver(scp
->sc
, current_saver
);
1557 #endif /* NSPLASH */
1559 if (scp
!= scp
->sc
->cur_scp
|| scp
->sc
->blink_in_progress
1560 || scp
->sc
->switch_in_progress
)
1563 * FIXME: unlike scrn_timer(), we call scrn_update() from here even
1564 * when write_in_progress is non-zero. XXX
1567 if (!ISGRAPHSC(scp
) && !(scp
->sc
->flags
& SC_SCRN_BLANKED
))
1568 scrn_update(scp
, TRUE
);
1572 scrn_timer(void *arg
)
1574 static int kbd_interval
= 0;
1580 again
= (arg
!= NULL
);
1582 sc
= (sc_softc_t
*)arg
;
1583 else if (sc_console
!= NULL
)
1584 sc
= sc_console
->sc
;
1588 /* don't do anything when we are performing some I/O operations */
1589 if (sc
->font_loading_in_progress
|| sc
->videoio_in_progress
) {
1591 callout_reset(&sc
->scrn_timer_ch
, hz
/ 10, scrn_timer
, sc
);
1596 if ((sc
->kbd
== NULL
) && (sc
->config
& SC_AUTODETECT_KBD
)) {
1597 /* try to allocate a keyboard automatically */
1598 if (++kbd_interval
>= 25) {
1599 sc
->keyboard
= kbd_allocate("*", -1, (void *)&sc
->keyboard
,
1601 if (sc
->keyboard
>= 0) {
1602 sc
->kbd
= kbd_get_keyboard(sc
->keyboard
);
1603 kbd_ioctl(sc
->kbd
, KDSKBMODE
,
1604 (caddr_t
)&sc
->cur_scp
->kbd_mode
);
1605 update_kbd_state(sc
->cur_scp
, sc
->cur_scp
->status
,
1612 /* find the vty to update */
1615 /* should we stop the screen saver? */
1616 getmicrouptime(&tv
);
1617 if (debugger
> 0 || panicstr
|| shutdown_in_progress
)
1618 sc_touch_scrn_saver();
1619 if (run_scrn_saver
) {
1620 if (tv
.tv_sec
> sc
->scrn_time_stamp
+ scrn_blank_time
)
1621 sc
->flags
|= SC_SCRN_IDLE
;
1623 sc
->flags
&= ~SC_SCRN_IDLE
;
1625 sc
->scrn_time_stamp
= tv
.tv_sec
;
1626 sc
->flags
&= ~SC_SCRN_IDLE
;
1627 if (scrn_blank_time
> 0)
1628 run_scrn_saver
= TRUE
;
1631 if ((saver_mode
!= CONS_LKM_SAVER
) || !(sc
->flags
& SC_SCRN_IDLE
))
1632 if (sc
->flags
& SC_SCRN_BLANKED
)
1633 stop_scrn_saver(sc
, current_saver
);
1634 #endif /* NSPLASH */
1636 /* should we just return ? */
1637 if (sc
->blink_in_progress
|| sc
->switch_in_progress
1638 || sc
->write_in_progress
) {
1640 callout_reset(&sc
->scrn_timer_ch
, hz
/ 10, scrn_timer
, sc
);
1645 /* Update the screen */
1646 scp
= sc
->cur_scp
; /* cur_scp may have changed... */
1647 if (!ISGRAPHSC(scp
) && !(sc
->flags
& SC_SCRN_BLANKED
))
1648 scrn_update(scp
, TRUE
);
1651 /* should we activate the screen saver? */
1652 if ((saver_mode
== CONS_LKM_SAVER
) && (sc
->flags
& SC_SCRN_IDLE
))
1653 if (!ISGRAPHSC(scp
) || (sc
->flags
& SC_SCRN_BLANKED
))
1654 (*current_saver
)(sc
, TRUE
);
1655 #endif /* NSPLASH */
1658 callout_reset(&sc
->scrn_timer_ch
, hz
/ 25, scrn_timer
, sc
);
1663 and_region(int *s1
, int *e1
, int s2
, int e2
)
1665 if (*e1
< s2
|| e2
< *s1
)
1667 *s1
= imax(*s1
, s2
);
1668 *e1
= imin(*e1
, e2
);
1673 scrn_update(scr_stat
*scp
, int show_cursor
)
1680 /* assert(scp == scp->sc->cur_scp) */
1682 ++scp
->sc
->videoio_in_progress
;
1684 #ifndef SC_NO_CUTPASTE
1685 /* remove the previous mouse pointer image if necessary */
1686 if (scp
->status
& MOUSE_VISIBLE
) {
1688 e
= scp
->mouse_pos
+ scp
->xsize
+ 1;
1689 if ((scp
->status
& (MOUSE_MOVED
| MOUSE_HIDDEN
))
1690 || and_region(&s
, &e
, scp
->start
, scp
->end
)
1691 || ((scp
->status
& CURSOR_ENABLED
) &&
1692 (scp
->cursor_pos
!= scp
->cursor_oldpos
) &&
1693 (and_region(&s
, &e
, scp
->cursor_pos
, scp
->cursor_pos
)
1694 || and_region(&s
, &e
, scp
->cursor_oldpos
, scp
->cursor_oldpos
)))) {
1695 sc_remove_mouse_image(scp
);
1696 if (scp
->end
>= scp
->xsize
*scp
->ysize
)
1697 scp
->end
= scp
->xsize
*scp
->ysize
- 1;
1700 #endif /* !SC_NO_CUTPASTE */
1704 if (scp
->end
>= scp
->xsize
*scp
->ysize
) {
1705 kprintf("scrn_update(): scp->end %d > size_of_screen!!\n", scp
->end
);
1706 scp
->end
= scp
->xsize
*scp
->ysize
- 1;
1708 if (scp
->start
< 0) {
1709 kprintf("scrn_update(): scp->start %d < 0\n", scp
->start
);
1714 /* update screen image */
1715 if (scp
->start
<= scp
->end
) {
1716 if (scp
->mouse_cut_end
>= 0) {
1717 /* there is a marked region for cut & paste */
1718 if (scp
->mouse_cut_start
<= scp
->mouse_cut_end
) {
1719 start
= scp
->mouse_cut_start
;
1720 end
= scp
->mouse_cut_end
;
1722 start
= scp
->mouse_cut_end
;
1723 end
= scp
->mouse_cut_start
- 1;
1727 /* does the cut-mark region overlap with the update region? */
1728 if (and_region(&s
, &e
, scp
->start
, scp
->end
)) {
1729 (*scp
->rndr
->draw
)(scp
, s
, e
- s
+ 1, TRUE
);
1732 if (and_region(&s
, &e
, scp
->start
, scp
->end
))
1733 (*scp
->rndr
->draw
)(scp
, s
, e
- s
+ 1, FALSE
);
1735 e
= scp
->xsize
*scp
->ysize
- 1;
1736 if (and_region(&s
, &e
, scp
->start
, scp
->end
))
1737 (*scp
->rndr
->draw
)(scp
, s
, e
- s
+ 1, FALSE
);
1739 (*scp
->rndr
->draw
)(scp
, scp
->start
,
1740 scp
->end
- scp
->start
+ 1, FALSE
);
1743 (*scp
->rndr
->draw
)(scp
, scp
->start
,
1744 scp
->end
- scp
->start
+ 1, FALSE
);
1748 /* we are not to show the cursor and the mouse pointer... */
1751 scp
->start
= scp
->xsize
*scp
->ysize
- 1;
1752 --scp
->sc
->videoio_in_progress
;
1756 /* update cursor image */
1757 if (scp
->status
& CURSOR_ENABLED
) {
1760 /* did cursor move since last time ? */
1761 if (scp
->cursor_pos
!= scp
->cursor_oldpos
) {
1762 /* do we need to remove old cursor image ? */
1763 if (!and_region(&s
, &e
, scp
->cursor_oldpos
, scp
->cursor_oldpos
))
1764 sc_remove_cursor_image(scp
);
1765 sc_draw_cursor_image(scp
);
1767 if (and_region(&s
, &e
, scp
->cursor_pos
, scp
->cursor_pos
))
1768 /* cursor didn't move, but has been overwritten */
1769 sc_draw_cursor_image(scp
);
1770 else if (scp
->sc
->flags
& SC_BLINK_CURSOR
)
1771 /* if it's a blinking cursor, update it */
1772 (*scp
->rndr
->blink_cursor
)(scp
, scp
->cursor_pos
,
1773 sc_inside_cutmark(scp
,
1778 #ifndef SC_NO_CUTPASTE
1779 /* update "pseudo" mouse pointer image */
1780 if (scp
->sc
->flags
& SC_MOUSE_ENABLED
) {
1781 if (!(scp
->status
& (MOUSE_VISIBLE
| MOUSE_HIDDEN
))) {
1782 scp
->status
&= ~MOUSE_MOVED
;
1783 sc_draw_mouse_image(scp
);
1786 #endif /* SC_NO_CUTPASTE */
1789 scp
->start
= scp
->xsize
*scp
->ysize
- 1;
1791 --scp
->sc
->videoio_in_progress
;
1796 scsplash_callback(int event
, void *arg
)
1801 sc
= (sc_softc_t
*)arg
;
1805 if (add_scrn_saver(scsplash_saver
) == 0) {
1806 sc
->flags
&= ~SC_SAVER_FAILED
;
1807 run_scrn_saver
= TRUE
;
1808 if (cold
&& !(boothowto
& (RB_VERBOSE
| RB_CONFIG
))) {
1809 scsplash_stick(TRUE
);
1810 (*current_saver
)(sc
, TRUE
);
1816 if (current_saver
== scsplash_saver
) {
1817 scsplash_stick(FALSE
);
1818 error
= remove_scrn_saver(scsplash_saver
);
1830 scsplash_saver(sc_softc_t
*sc
, int show
)
1832 static int busy
= FALSE
;
1841 if (!(sc
->flags
& SC_SAVER_FAILED
)) {
1842 if (!(sc
->flags
& SC_SCRN_BLANKED
))
1843 set_scrn_saver_mode(scp
, -1, NULL
, 0);
1844 switch (splash(sc
->adp
, TRUE
)) {
1845 case 0: /* succeeded */
1847 case EAGAIN
: /* try later */
1848 restore_scrn_saver_mode(scp
, FALSE
);
1849 sc_touch_scrn_saver(); /* XXX */
1852 sc
->flags
|= SC_SAVER_FAILED
;
1853 scsplash_stick(FALSE
);
1854 restore_scrn_saver_mode(scp
, TRUE
);
1855 kprintf("scsplash_saver(): failed to put up the image\n");
1859 } else if (!sticky_splash
) {
1860 if ((sc
->flags
& SC_SCRN_BLANKED
) && (splash(sc
->adp
, FALSE
) == 0))
1861 restore_scrn_saver_mode(scp
, TRUE
);
1867 add_scrn_saver(void (*this_saver
)(sc_softc_t
*, int))
1872 if (current_saver
!= none_saver
) {
1873 error
= remove_scrn_saver(current_saver
);
1878 if (current_saver
!= none_saver
)
1881 run_scrn_saver
= FALSE
;
1882 saver_mode
= CONS_LKM_SAVER
;
1883 current_saver
= this_saver
;
1888 remove_scrn_saver(void (*this_saver
)(sc_softc_t
*, int))
1890 if (current_saver
!= this_saver
)
1895 * In order to prevent `current_saver' from being called by
1896 * the timeout routine `scrn_timer()' while we manipulate
1897 * the saver list, we shall set `current_saver' to `none_saver'
1898 * before stopping the current saver, rather than blocking by `splXX()'.
1900 current_saver
= none_saver
;
1902 stop_scrn_saver(this_saver
);
1905 /* unblank all blanked screens */
1906 wait_scrn_saver_stop(NULL
);
1910 current_saver
= none_saver
;
1915 set_scrn_saver_mode(scr_stat
*scp
, int mode
, u_char
*pal
, int border
)
1918 /* assert(scp == scp->sc->cur_scp) */
1920 if (!ISGRAPHSC(scp
))
1921 sc_remove_cursor_image(scp
);
1922 scp
->splash_save_mode
= scp
->mode
;
1923 scp
->splash_save_status
= scp
->status
& (GRAPHICS_MODE
| PIXEL_MODE
);
1924 scp
->status
&= ~(GRAPHICS_MODE
| PIXEL_MODE
);
1925 scp
->status
|= (UNKNOWN_MODE
| SAVER_RUNNING
);
1926 scp
->sc
->flags
|= SC_SCRN_BLANKED
;
1932 if (set_mode(scp
) == 0) {
1933 if (scp
->sc
->adp
->va_info
.vi_flags
& V_INFO_GRAPHICS
)
1934 scp
->status
|= GRAPHICS_MODE
;
1935 #ifndef SC_NO_PALETTE_LOADING
1937 load_palette(scp
->sc
->adp
, pal
);
1939 sc_set_border(scp
, border
);
1943 scp
->mode
= scp
->splash_save_mode
;
1944 scp
->status
&= ~(UNKNOWN_MODE
| SAVER_RUNNING
);
1945 scp
->status
|= scp
->splash_save_status
;
1952 restore_scrn_saver_mode(scr_stat
*scp
, int changemode
)
1957 /* assert(scp == scp->sc->cur_scp) */
1960 status
= scp
->status
;
1961 scp
->mode
= scp
->splash_save_mode
;
1962 scp
->status
&= ~(UNKNOWN_MODE
| SAVER_RUNNING
);
1963 scp
->status
|= scp
->splash_save_status
;
1964 scp
->sc
->flags
&= ~SC_SCRN_BLANKED
;
1966 if (!ISGRAPHSC(scp
))
1967 sc_draw_cursor_image(scp
);
1972 if (set_mode(scp
) == 0) {
1973 #ifndef SC_NO_PALETTE_LOADING
1974 load_palette(scp
->sc
->adp
, scp
->sc
->palette
);
1981 scp
->status
= status
;
1988 stop_scrn_saver(sc_softc_t
*sc
, void (*saver
)(sc_softc_t
*, int))
1990 (*saver
)(sc
, FALSE
);
1991 run_scrn_saver
= FALSE
;
1992 /* the screen saver may have chosen not to stop after all... */
1993 if (sc
->flags
& SC_SCRN_BLANKED
)
1996 mark_all(sc
->cur_scp
);
1997 if (sc
->delayed_next_scr
)
1998 sc_switch_scr(sc
, sc
->delayed_next_scr
- 1);
1999 wakeup((caddr_t
)&scrn_blanked
);
2003 wait_scrn_saver_stop(sc_softc_t
*sc
)
2007 while (scrn_blanked
> 0) {
2008 run_scrn_saver
= FALSE
;
2009 if (sc
&& !(sc
->flags
& SC_SCRN_BLANKED
)) {
2013 error
= tsleep((caddr_t
)&scrn_blanked
, PCATCH
, "scrsav", 0);
2014 if ((error
!= 0) && (error
!= ERESTART
))
2017 run_scrn_saver
= FALSE
;
2020 #endif /* NSPLASH */
2023 sc_touch_scrn_saver(void)
2025 scsplash_stick(FALSE
);
2026 run_scrn_saver
= FALSE
;
2030 sc_switch_scr(sc_softc_t
*sc
, u_int next_scr
)
2035 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr
+ 1));
2037 /* prevent switch if previously requested */
2038 if (sc
->flags
& SC_SCRN_VTYLOCK
) {
2039 sc_bell(sc
->cur_scp
, sc
->cur_scp
->bell_pitch
,
2040 sc
->cur_scp
->bell_duration
);
2044 /* delay switch if the screen is blanked or being updated */
2045 if ((sc
->flags
& SC_SCRN_BLANKED
) || sc
->write_in_progress
2046 || sc
->blink_in_progress
|| sc
->videoio_in_progress
) {
2047 sc
->delayed_next_scr
= next_scr
+ 1;
2048 sc_touch_scrn_saver();
2049 DPRINTF(5, ("switch delayed\n"));
2054 cur_scp
= sc
->cur_scp
;
2056 /* we are in the middle of the vty switching process... */
2057 if (sc
->switch_in_progress
2058 && (cur_scp
->smode
.mode
== VT_PROCESS
)
2060 if (cur_scp
->proc
!= pfind(cur_scp
->pid
)) {
2062 * The controlling process has died!!. Do some clean up.
2063 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode'
2064 * are not reset here yet; they will be cleared later.
2066 DPRINTF(5, ("cur_scp controlling process %d died, ",
2068 if (cur_scp
->status
& SWITCH_WAIT_REL
) {
2070 * Force the previous switch to finish, but return now
2073 * note: must be called from a critical section because
2074 * finish_vt_rel will call do_switch_scr which releases it
2077 DPRINTF(5, ("reset WAIT_REL, "));
2078 finish_vt_rel(cur_scp
, TRUE
);
2080 DPRINTF(5, ("finishing previous switch\n"));
2082 } else if (cur_scp
->status
& SWITCH_WAIT_ACQ
) {
2083 /* let's assume screen switch has been completed. */
2084 DPRINTF(5, ("reset WAIT_ACQ, "));
2085 finish_vt_acq(cur_scp
);
2088 * We are in between screen release and acquisition, and
2089 * reached here via scgetc() or scrn_timer() which has
2090 * interrupted exchange_scr(). Don't do anything stupid.
2092 DPRINTF(5, ("waiting nothing, "));
2096 * The controlling process is alive, but not responding...
2097 * It is either buggy or it may be just taking time.
2098 * The following code is a gross kludge to cope with this
2099 * problem for which there is no clean solution. XXX
2101 if (cur_scp
->status
& SWITCH_WAIT_REL
) {
2102 switch (sc
->switch_in_progress
++) {
2106 DPRINTF(5, ("sending relsig again, "));
2107 signal_vt_rel(cur_scp
);
2114 * Act as if the controlling program returned
2117 * note: must be called from a critical section because
2118 * finish_vt_rel will call do_switch_scr which releases it
2121 DPRINTF(5, ("force reset WAIT_REL, "));
2122 finish_vt_rel(cur_scp
, FALSE
);
2124 DPRINTF(5, ("act as if VT_FALSE was seen\n"));
2127 } else if (cur_scp
->status
& SWITCH_WAIT_ACQ
) {
2128 switch (sc
->switch_in_progress
++) {
2132 DPRINTF(5, ("sending acqsig again, "));
2133 signal_vt_acq(cur_scp
);
2139 /* clear the flag and finish the previous switch */
2140 DPRINTF(5, ("force reset WAIT_ACQ, "));
2141 finish_vt_acq(cur_scp
);
2149 * Return error if an invalid argument is given, or vty switch
2150 * is still in progress.
2152 if ((next_scr
< sc
->first_vty
) || (next_scr
>= sc
->first_vty
+ sc
->vtys
)
2153 || sc
->switch_in_progress
) {
2155 sc_bell(cur_scp
, bios_value
.bell_pitch
, BELL_DURATION
);
2156 DPRINTF(5, ("error 1\n"));
2161 * Don't allow switching away from the graphics mode vty
2162 * if the switch mode is VT_AUTO, unless the next vty is the same
2163 * as the current or the current vty has been closed (but showing).
2165 tp
= VIRTUAL_TTY(sc
, cur_scp
->index
);
2166 if ((cur_scp
->index
!= next_scr
)
2168 && (cur_scp
->smode
.mode
== VT_AUTO
)
2169 && ISGRAPHSC(cur_scp
)) {
2171 sc_bell(cur_scp
, bios_value
.bell_pitch
, BELL_DURATION
);
2172 DPRINTF(5, ("error, graphics mode\n"));
2177 * Is the wanted vty open? Don't allow switching to a closed vty.
2178 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode.
2179 * Note that we always allow the user to switch to the kernel
2180 * console even if it is closed.
2182 if ((sc_console
== NULL
) || (next_scr
!= sc_console
->index
)) {
2183 tp
= VIRTUAL_TTY(sc
, next_scr
);
2184 if (!ISTTYOPEN(tp
)) {
2186 sc_bell(cur_scp
, bios_value
.bell_pitch
, BELL_DURATION
);
2187 DPRINTF(5, ("error 2, requested vty isn't open!\n"));
2190 if ((debugger
> 0) && (SC_STAT(tp
->t_dev
)->smode
.mode
== VT_PROCESS
)) {
2192 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n"));
2197 /* this is the start of vty switching process... */
2198 ++sc
->switch_in_progress
;
2199 sc
->delayed_next_scr
= 0;
2200 sc
->old_scp
= cur_scp
;
2201 sc
->new_scp
= SC_STAT(SC_DEV(sc
, next_scr
));
2202 if (sc
->new_scp
== sc
->old_scp
) {
2203 sc
->switch_in_progress
= 0;
2204 wakeup((caddr_t
)&sc
->new_scp
->smode
);
2206 DPRINTF(5, ("switch done (new == old)\n"));
2210 /* has controlling process died? */
2211 vt_proc_alive(sc
->old_scp
);
2212 vt_proc_alive(sc
->new_scp
);
2214 /* wait for the controlling process to release the screen, if necessary */
2215 if (signal_vt_rel(sc
->old_scp
)) {
2220 /* go set up the new vty screen */
2225 /* wake up processes waiting for this vty */
2226 wakeup((caddr_t
)&sc
->cur_scp
->smode
);
2228 /* wait for the controlling process to acknowledge, if necessary */
2229 if (signal_vt_acq(sc
->cur_scp
)) {
2234 sc
->switch_in_progress
= 0;
2235 if (sc
->unit
== sc_console_unit
)
2236 cons_unavail
= FALSE
;
2238 DPRINTF(5, ("switch done\n"));
2244 * NOTE: must be called from a critical section because do_switch_scr
2245 * will release it temporarily.
2248 do_switch_scr(sc_softc_t
*sc
)
2250 vt_proc_alive(sc
->new_scp
);
2255 /* sc->cur_scp == sc->new_scp */
2256 wakeup((caddr_t
)&sc
->cur_scp
->smode
);
2258 /* wait for the controlling process to acknowledge, if necessary */
2259 if (!signal_vt_acq(sc
->cur_scp
)) {
2260 sc
->switch_in_progress
= 0;
2261 if (sc
->unit
== sc_console_unit
)
2262 cons_unavail
= FALSE
;
2267 vt_proc_alive(scr_stat
*scp
)
2270 if (scp
->proc
== pfind(scp
->pid
))
2273 scp
->smode
.mode
= VT_AUTO
;
2274 DPRINTF(5, ("vt controlling process %d died\n", scp
->pid
));
2280 signal_vt_rel(scr_stat
*scp
)
2282 if (scp
->smode
.mode
!= VT_PROCESS
)
2284 scp
->status
|= SWITCH_WAIT_REL
;
2285 ksignal(scp
->proc
, scp
->smode
.relsig
);
2286 DPRINTF(5, ("sending relsig to %d\n", scp
->pid
));
2291 signal_vt_acq(scr_stat
*scp
)
2293 if (scp
->smode
.mode
!= VT_PROCESS
)
2295 if (scp
->sc
->unit
== sc_console_unit
)
2296 cons_unavail
= TRUE
;
2297 scp
->status
|= SWITCH_WAIT_ACQ
;
2298 ksignal(scp
->proc
, scp
->smode
.acqsig
);
2299 DPRINTF(5, ("sending acqsig to %d\n", scp
->pid
));
2304 * NOTE: must be called from a critical section because do_switch_scr
2305 * will release it temporarily.
2308 finish_vt_rel(scr_stat
*scp
, int release
)
2310 if (scp
== scp
->sc
->old_scp
&& scp
->status
& SWITCH_WAIT_REL
) {
2311 scp
->status
&= ~SWITCH_WAIT_REL
;
2313 do_switch_scr(scp
->sc
);
2315 scp
->sc
->switch_in_progress
= 0;
2322 finish_vt_acq(scr_stat
*scp
)
2324 if (scp
== scp
->sc
->new_scp
&& scp
->status
& SWITCH_WAIT_ACQ
) {
2325 scp
->status
&= ~SWITCH_WAIT_ACQ
;
2326 scp
->sc
->switch_in_progress
= 0;
2333 exchange_scr(sc_softc_t
*sc
)
2337 /* save the current state of video and keyboard */
2338 sc_move_cursor(sc
->old_scp
, sc
->old_scp
->xpos
, sc
->old_scp
->ypos
);
2339 if (!ISGRAPHSC(sc
->old_scp
))
2340 sc_remove_cursor_image(sc
->old_scp
);
2341 if (sc
->old_scp
->kbd_mode
== K_XLATE
)
2342 save_kbd_state(sc
->old_scp
);
2344 /* set up the video for the new screen */
2345 scp
= sc
->cur_scp
= sc
->new_scp
;
2346 if (sc
->old_scp
->mode
!= scp
->mode
|| ISUNKNOWNSC(sc
->old_scp
))
2349 sc_vtb_init(&scp
->scr
, VTB_FRAMEBUFFER
, scp
->xsize
, scp
->ysize
,
2350 (void *)sc
->adp
->va_window
, FALSE
);
2351 scp
->status
|= MOUSE_HIDDEN
;
2352 sc_move_cursor(scp
, scp
->xpos
, scp
->ypos
);
2353 if (!ISGRAPHSC(scp
))
2354 sc_set_cursor_image(scp
);
2355 #ifndef SC_NO_PALETTE_LOADING
2356 if (ISGRAPHSC(sc
->old_scp
))
2357 load_palette(sc
->adp
, sc
->palette
);
2359 sc_set_border(scp
, scp
->border
);
2361 /* set up the keyboard for the new screen */
2362 if (sc
->old_scp
->kbd_mode
!= scp
->kbd_mode
)
2363 kbd_ioctl(sc
->kbd
, KDSKBMODE
, (caddr_t
)&scp
->kbd_mode
);
2364 update_kbd_state(scp
, scp
->status
, LOCK_MASK
);
2370 sc_puts(scr_stat
*scp
, u_char
*buf
, int len
)
2373 /* make screensaver happy */
2374 if (!sticky_splash
&& scp
== scp
->sc
->cur_scp
)
2375 run_scrn_saver
= FALSE
;
2379 (*scp
->tsw
->te_puts
)(scp
, buf
, len
);
2381 if (scp
->sc
->delayed_next_scr
)
2382 sc_switch_scr(scp
->sc
, scp
->sc
->delayed_next_scr
- 1);
2386 sc_draw_cursor_image(scr_stat
*scp
)
2388 /* assert(scp == scp->sc->cur_scp); */
2389 ++scp
->sc
->videoio_in_progress
;
2390 (*scp
->rndr
->draw_cursor
)(scp
, scp
->cursor_pos
,
2391 scp
->sc
->flags
& SC_BLINK_CURSOR
, TRUE
,
2392 sc_inside_cutmark(scp
, scp
->cursor_pos
));
2393 scp
->cursor_oldpos
= scp
->cursor_pos
;
2394 --scp
->sc
->videoio_in_progress
;
2398 sc_remove_cursor_image(scr_stat
*scp
)
2400 /* assert(scp == scp->sc->cur_scp); */
2401 ++scp
->sc
->videoio_in_progress
;
2402 (*scp
->rndr
->draw_cursor
)(scp
, scp
->cursor_oldpos
,
2403 scp
->sc
->flags
& SC_BLINK_CURSOR
, FALSE
,
2404 sc_inside_cutmark(scp
, scp
->cursor_oldpos
));
2405 --scp
->sc
->videoio_in_progress
;
2409 update_cursor_image(scr_stat
*scp
)
2413 if (scp
->sc
->flags
& SC_CHAR_CURSOR
) {
2414 scp
->cursor_base
= imax(0, scp
->sc
->cursor_base
);
2415 scp
->cursor_height
= imin(scp
->sc
->cursor_height
, scp
->font_size
);
2417 scp
->cursor_base
= 0;
2418 scp
->cursor_height
= scp
->font_size
;
2420 blink
= scp
->sc
->flags
& SC_BLINK_CURSOR
;
2422 /* assert(scp == scp->sc->cur_scp); */
2423 ++scp
->sc
->videoio_in_progress
;
2424 (*scp
->rndr
->draw_cursor
)(scp
, scp
->cursor_oldpos
, blink
, FALSE
,
2425 sc_inside_cutmark(scp
, scp
->cursor_pos
));
2426 (*scp
->rndr
->set_cursor
)(scp
, scp
->cursor_base
, scp
->cursor_height
, blink
);
2427 (*scp
->rndr
->draw_cursor
)(scp
, scp
->cursor_pos
, blink
, TRUE
,
2428 sc_inside_cutmark(scp
, scp
->cursor_pos
));
2429 --scp
->sc
->videoio_in_progress
;
2433 sc_set_cursor_image(scr_stat
*scp
)
2435 if (scp
->sc
->flags
& SC_CHAR_CURSOR
) {
2436 scp
->cursor_base
= imax(0, scp
->sc
->cursor_base
);
2437 scp
->cursor_height
= imin(scp
->sc
->cursor_height
, scp
->font_size
);
2439 scp
->cursor_base
= 0;
2440 scp
->cursor_height
= scp
->font_size
;
2443 /* assert(scp == scp->sc->cur_scp); */
2444 ++scp
->sc
->videoio_in_progress
;
2445 (*scp
->rndr
->set_cursor
)(scp
, scp
->cursor_base
, scp
->cursor_height
,
2446 scp
->sc
->flags
& SC_BLINK_CURSOR
);
2447 --scp
->sc
->videoio_in_progress
;
2451 scinit(int unit
, int flags
)
2454 * When syscons is being initialized as the kernel console, malloc()
2455 * is not yet functional, because various kernel structures has not been
2456 * fully initialized yet. Therefore, we need to declare the following
2457 * static buffers for the console. This is less than ideal,
2458 * but is necessry evil for the time being. XXX
2460 static scr_stat main_console
;
2461 static u_short sc_buffer
[ROW
*COL
]; /* XXX */
2462 #ifndef SC_NO_FONT_LOADING
2463 static u_char font_8
[256*8];
2464 static u_char font_14
[256*14];
2465 static u_char font_16
[256*16];
2470 video_adapter_t
*adp
;
2475 /* one time initialization */
2476 if (init_done
== COLD
)
2477 sc_get_bios_values(&bios_value
);
2481 * Allocate resources. Even if we are being called for the second
2482 * time, we must allocate them again, because they might have
2485 sc
= sc_get_softc(unit
, flags
& SC_KERNEL_CONSOLE
);
2487 if (sc
->adapter
>= 0) {
2488 vid_release(sc
->adp
, (void *)&sc
->adapter
);
2492 if (sc
->keyboard
>= 0) {
2493 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit
, sc
->keyboard
));
2494 i
= kbd_release(sc
->kbd
, (void *)&sc
->keyboard
);
2495 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit
, i
));
2496 if (sc
->kbd
!= NULL
) {
2497 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n",
2498 unit
, sc
->kbd
->kb_index
, sc
->kbd
->kb_unit
, sc
->kbd
->kb_flags
));
2502 sc
->adapter
= vid_allocate("*", unit
, (void *)&sc
->adapter
);
2503 sc
->adp
= vid_get_adapter(sc
->adapter
);
2504 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */
2505 sc
->keyboard
= kbd_allocate("*", unit
, (void *)&sc
->keyboard
,
2507 DPRINTF(1, ("sc%d: keyboard %d\n", unit
, sc
->keyboard
));
2508 sc
->kbd
= kbd_get_keyboard(sc
->keyboard
);
2509 if (sc
->kbd
!= NULL
) {
2510 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n",
2511 unit
, sc
->kbd
->kb_index
, sc
->kbd
->kb_unit
, sc
->kbd
->kb_flags
));
2514 if (!(sc
->flags
& SC_INIT_DONE
) || (adp
!= sc
->adp
)) {
2516 sc
->initial_mode
= sc
->adp
->va_initial_mode
;
2518 #ifndef SC_NO_FONT_LOADING
2519 if (flags
& SC_KERNEL_CONSOLE
) {
2520 sc
->font_8
= font_8
;
2521 sc
->font_14
= font_14
;
2522 sc
->font_16
= font_16
;
2523 } else if (sc
->font_8
== NULL
) {
2524 /* assert(sc_malloc) */
2525 sc
->font_8
= kmalloc(sizeof(font_8
), M_SYSCONS
, M_WAITOK
);
2526 sc
->font_14
= kmalloc(sizeof(font_14
), M_SYSCONS
, M_WAITOK
);
2527 sc
->font_16
= kmalloc(sizeof(font_16
), M_SYSCONS
, M_WAITOK
);
2531 /* extract the hardware cursor location and hide the cursor for now */
2532 (*vidsw
[sc
->adapter
]->read_hw_cursor
)(sc
->adp
, &col
, &row
);
2533 (*vidsw
[sc
->adapter
]->set_hw_cursor
)(sc
->adp
, -1, -1);
2535 /* set up the first console */
2536 sc
->first_vty
= unit
*MAXCONS
;
2537 sc
->vtys
= MAXCONS
; /* XXX: should be configurable */
2538 if (flags
& SC_KERNEL_CONSOLE
) {
2539 scp
= &main_console
;
2540 sc
->console_scp
= scp
;
2541 init_scp(sc
, sc
->first_vty
, scp
);
2542 sc_vtb_init(&scp
->vtb
, VTB_MEMORY
, scp
->xsize
, scp
->ysize
,
2543 (void *)sc_buffer
, FALSE
);
2544 if (sc_init_emulator(scp
, SC_DFLT_TERM
))
2545 sc_init_emulator(scp
, "*");
2546 (*scp
->tsw
->te_default_attr
)(scp
,
2547 kernel_default
.std_color
,
2548 kernel_default
.rev_color
);
2550 /* assert(sc_malloc) */
2551 sc
->dev
= kmalloc(sizeof(cdev_t
)*sc
->vtys
, M_SYSCONS
, M_WAITOK
| M_ZERO
);
2552 sc
->dev
[0] = make_dev(&sc_ops
, unit
*MAXCONS
, UID_ROOT
,
2553 GID_WHEEL
, 0600, "ttyv%r", unit
*MAXCONS
);
2554 sc
->dev
[0]->si_tty
= ttymalloc(sc
->dev
[0]->si_tty
);
2555 scp
= alloc_scp(sc
, sc
->first_vty
);
2556 sc
->dev
[0]->si_drv1
= scp
;
2560 /* copy screen to temporary buffer */
2561 sc_vtb_init(&scp
->scr
, VTB_FRAMEBUFFER
, scp
->xsize
, scp
->ysize
,
2562 (void *)scp
->sc
->adp
->va_window
, FALSE
);
2564 sc_vtb_copy(&scp
->scr
, 0, &scp
->vtb
, 0, scp
->xsize
*scp
->ysize
);
2566 /* move cursors to the initial positions */
2567 if (col
>= scp
->xsize
)
2569 if (row
>= scp
->ysize
)
2570 row
= scp
->ysize
- 1;
2573 scp
->cursor_pos
= scp
->cursor_oldpos
= row
*scp
->xsize
+ col
;
2574 if (bios_value
.cursor_end
< scp
->font_size
)
2575 sc
->cursor_base
= scp
->font_size
- bios_value
.cursor_end
- 1;
2577 sc
->cursor_base
= 0;
2578 i
= bios_value
.cursor_end
- bios_value
.cursor_start
+ 1;
2579 sc
->cursor_height
= imin(i
, scp
->font_size
);
2580 #ifndef SC_NO_SYSMOUSE
2581 sc_mouse_move(scp
, scp
->xpixel
/2, scp
->ypixel
/2);
2583 if (!ISGRAPHSC(scp
)) {
2584 sc_set_cursor_image(scp
);
2585 sc_draw_cursor_image(scp
);
2588 /* save font and palette */
2589 #ifndef SC_NO_FONT_LOADING
2590 sc
->fonts_loaded
= 0;
2591 if (ISFONTAVAIL(sc
->adp
->va_flags
)) {
2593 bcopy(dflt_font_8
, sc
->font_8
, sizeof(dflt_font_8
));
2594 bcopy(dflt_font_14
, sc
->font_14
, sizeof(dflt_font_14
));
2595 bcopy(dflt_font_16
, sc
->font_16
, sizeof(dflt_font_16
));
2596 sc
->fonts_loaded
= FONT_16
| FONT_14
| FONT_8
;
2597 if (scp
->font_size
< 14) {
2598 sc_load_font(scp
, 0, 8, sc
->font_8
, 0, 256);
2599 } else if (scp
->font_size
>= 16) {
2600 sc_load_font(scp
, 0, 16, sc
->font_16
, 0, 256);
2602 sc_load_font(scp
, 0, 14, sc
->font_14
, 0, 256);
2604 #else /* !SC_DFLT_FONT */
2605 if (scp
->font_size
< 14) {
2606 sc_save_font(scp
, 0, 8, sc
->font_8
, 0, 256);
2607 sc
->fonts_loaded
= FONT_8
;
2608 } else if (scp
->font_size
>= 16) {
2609 sc_save_font(scp
, 0, 16, sc
->font_16
, 0, 256);
2610 sc
->fonts_loaded
= FONT_16
;
2612 sc_save_font(scp
, 0, 14, sc
->font_14
, 0, 256);
2613 sc
->fonts_loaded
= FONT_14
;
2615 #endif /* SC_DFLT_FONT */
2616 /* FONT KLUDGE: always use the font page #0. XXX */
2617 sc_show_font(scp
, 0);
2619 #endif /* !SC_NO_FONT_LOADING */
2621 #ifndef SC_NO_PALETTE_LOADING
2622 save_palette(sc
->adp
, sc
->palette
);
2626 if (!(sc
->flags
& SC_SPLASH_SCRN
) && (flags
& SC_KERNEL_CONSOLE
)) {
2627 /* we are ready to put up the splash image! */
2628 splash_init(sc
->adp
, scsplash_callback
, sc
);
2629 sc
->flags
|= SC_SPLASH_SCRN
;
2631 #endif /* NSPLASH */
2634 /* the rest is not necessary, if we have done it once */
2635 if (sc
->flags
& SC_INIT_DONE
)
2638 /* initialize mapscrn arrays to a one to one map */
2639 for (i
= 0; i
< sizeof(sc
->scr_map
); i
++)
2640 sc
->scr_map
[i
] = sc
->scr_rmap
[i
] = i
;
2642 sc
->flags
|= SC_INIT_DONE
;
2646 scterm(int unit
, int flags
)
2651 sc
= sc_get_softc(unit
, flags
& SC_KERNEL_CONSOLE
);
2653 return; /* shouldn't happen */
2656 /* this console is no longer available for the splash screen */
2657 if (sc
->flags
& SC_SPLASH_SCRN
) {
2658 splash_term(sc
->adp
);
2659 sc
->flags
&= ~SC_SPLASH_SCRN
;
2661 #endif /* NSPLASH */
2664 /* move the hardware cursor to the upper-left corner */
2665 (*vidsw
[sc
->adapter
]->set_hw_cursor
)(sc
->adp
, 0, 0);
2668 /* release the keyboard and the video card */
2669 if (sc
->keyboard
>= 0)
2670 kbd_release(sc
->kbd
, &sc
->keyboard
);
2671 if (sc
->adapter
>= 0)
2672 vid_release(sc
->adp
, &sc
->adapter
);
2675 * Stop the terminal emulator, if any. If operating on the
2676 * kernel console sc->dev may not be setup yet.
2678 if (flags
& SC_KERNEL_CONSOLE
)
2679 scp
= sc
->console_scp
;
2681 scp
= SC_STAT(sc
->dev
[0]);
2683 (*scp
->tsw
->te_term
)(scp
, &scp
->ts
);
2684 if (scp
->ts
!= NULL
)
2685 kfree(scp
->ts
, M_SYSCONS
);
2687 /* clear the structure */
2688 if (!(flags
& SC_KERNEL_CONSOLE
)) {
2689 /* XXX: We need delete_dev() for this */
2690 kfree(sc
->dev
, M_SYSCONS
);
2692 /* XXX: We need a ttyunregister for this */
2693 kfree(sc
->tty
, M_SYSCONS
);
2695 #ifndef SC_NO_FONT_LOADING
2696 kfree(sc
->font_8
, M_SYSCONS
);
2697 kfree(sc
->font_14
, M_SYSCONS
);
2698 kfree(sc
->font_16
, M_SYSCONS
);
2700 /* XXX vtb, history */
2702 bzero(sc
, sizeof(*sc
));
2708 scshutdown(void *arg
, int howto
)
2710 /* assert(sc_console != NULL) */
2712 sc_touch_scrn_saver();
2713 if (!cold
&& sc_console
2714 && sc_console
->sc
->cur_scp
->smode
.mode
== VT_AUTO
2715 && sc_console
->smode
.mode
== VT_AUTO
)
2716 sc_switch_scr(sc_console
->sc
, sc_console
->index
);
2717 shutdown_in_progress
= TRUE
;
2721 sc_clean_up(scr_stat
*scp
)
2725 #endif /* NSPLASH */
2727 if (scp
->sc
->flags
& SC_SCRN_BLANKED
) {
2728 sc_touch_scrn_saver();
2730 if ((error
= wait_scrn_saver_stop(scp
->sc
)))
2732 #endif /* NSPLASH */
2734 scp
->status
|= MOUSE_HIDDEN
;
2735 sc_remove_mouse_image(scp
);
2736 sc_remove_cutmarking(scp
);
2741 sc_alloc_scr_buffer(scr_stat
*scp
, int wait
, int discard
)
2747 sc_vtb_init(&new, VTB_MEMORY
, scp
->xsize
, scp
->ysize
, NULL
, wait
);
2748 if (!discard
&& (old
.vtb_flags
& VTB_VALID
)) {
2749 /* retain the current cursor position and buffer contants */
2750 scp
->cursor_oldpos
= scp
->cursor_pos
;
2752 * This works only if the old buffer has the same size as or larger
2753 * than the new one. XXX
2755 sc_vtb_copy(&old
, 0, &new, 0, scp
->xsize
*scp
->ysize
);
2759 sc_vtb_destroy(&old
);
2762 #ifndef SC_NO_SYSMOUSE
2763 /* move the mouse cursor at the center of the screen */
2764 sc_mouse_move(scp
, scp
->xpixel
/ 2, scp
->ypixel
/ 2);
2769 alloc_scp(sc_softc_t
*sc
, int vty
)
2773 /* assert(sc_malloc) */
2775 scp
= kmalloc(sizeof(scr_stat
), M_SYSCONS
, M_WAITOK
);
2776 init_scp(sc
, vty
, scp
);
2778 sc_alloc_scr_buffer(scp
, TRUE
, TRUE
);
2779 if (sc_init_emulator(scp
, SC_DFLT_TERM
))
2780 sc_init_emulator(scp
, "*");
2782 #ifndef SC_NO_CUTPASTE
2783 sc_alloc_cut_buffer(scp
, TRUE
);
2786 #ifndef SC_NO_HISTORY
2787 sc_alloc_history_buffer(scp
, 0, 0, TRUE
);
2794 init_scp(sc_softc_t
*sc
, int vty
, scr_stat
*scp
)
2798 bzero(scp
, sizeof(*scp
));
2803 scp
->mode
= sc
->initial_mode
;
2804 callout_init(&scp
->blink_screen_ch
);
2805 (*vidsw
[sc
->adapter
]->get_info
)(sc
->adp
, scp
->mode
, &info
);
2806 if (info
.vi_flags
& V_INFO_GRAPHICS
) {
2807 scp
->status
|= GRAPHICS_MODE
;
2808 scp
->xpixel
= info
.vi_width
;
2809 scp
->ypixel
= info
.vi_height
;
2810 scp
->xsize
= info
.vi_width
/8;
2811 scp
->ysize
= info
.vi_height
/info
.vi_cheight
;
2815 scp
->xsize
= info
.vi_width
;
2816 scp
->ysize
= info
.vi_height
;
2817 scp
->xpixel
= scp
->xsize
*8;
2818 scp
->ypixel
= scp
->ysize
*info
.vi_cheight
;
2819 if (info
.vi_cheight
< 14) {
2821 #ifndef SC_NO_FONT_LOADING
2822 scp
->font
= sc
->font_8
;
2826 } else if (info
.vi_cheight
>= 16) {
2827 scp
->font_size
= 16;
2828 #ifndef SC_NO_FONT_LOADING
2829 scp
->font
= sc
->font_16
;
2834 scp
->font_size
= 14;
2835 #ifndef SC_NO_FONT_LOADING
2836 scp
->font
= sc
->font_14
;
2842 sc_vtb_init(&scp
->vtb
, VTB_MEMORY
, 0, 0, NULL
, FALSE
);
2843 sc_vtb_init(&scp
->scr
, VTB_FRAMEBUFFER
, 0, 0, NULL
, FALSE
);
2844 scp
->xoff
= scp
->yoff
= 0;
2845 scp
->xpos
= scp
->ypos
= 0;
2846 scp
->start
= scp
->xsize
* scp
->ysize
- 1;
2851 scp
->border
= BG_BLACK
;
2852 scp
->cursor_base
= sc
->cursor_base
;
2853 scp
->cursor_height
= imin(sc
->cursor_height
, scp
->font_size
);
2854 scp
->mouse_cut_start
= scp
->xsize
*scp
->ysize
;
2855 scp
->mouse_cut_end
= -1;
2856 scp
->mouse_signal
= 0;
2858 scp
->mouse_proc
= NULL
;
2859 scp
->kbd_mode
= K_XLATE
;
2860 scp
->bell_pitch
= bios_value
.bell_pitch
;
2861 scp
->bell_duration
= BELL_DURATION
;
2862 scp
->status
|= (bios_value
.shift_state
& NLKED
);
2863 scp
->status
|= CURSOR_ENABLED
| MOUSE_HIDDEN
;
2866 scp
->smode
.mode
= VT_AUTO
;
2867 scp
->history
= NULL
;
2868 scp
->history_pos
= 0;
2869 scp
->history_size
= 0;
2873 sc_init_emulator(scr_stat
*scp
, char *name
)
2880 if (name
== NULL
) /* if no name is given, use the current emulator */
2882 else /* ...otherwise find the named emulator */
2883 sw
= sc_term_match(name
);
2888 if (strcmp(sw
->te_renderer
, "*") != 0) {
2889 rndr
= sc_render_match(scp
, sw
->te_renderer
,
2890 scp
->status
& (GRAPHICS_MODE
| PIXEL_MODE
));
2893 rndr
= sc_render_match(scp
, scp
->sc
->adp
->va_name
,
2894 scp
->status
& (GRAPHICS_MODE
| PIXEL_MODE
));
2899 if (sw
== scp
->tsw
) {
2900 error
= (*sw
->te_init
)(scp
, &scp
->ts
, SC_TE_WARM_INIT
);
2902 scp
->rndr
->init(scp
);
2903 sc_clear_screen(scp
);
2904 /* assert(error == 0); */
2908 if (sc_malloc
&& (sw
->te_size
> 0))
2909 p
= kmalloc(sw
->te_size
, M_SYSCONS
, M_NOWAIT
);
2912 error
= (*sw
->te_init
)(scp
, &p
, SC_TE_COLD_INIT
);
2917 (*scp
->tsw
->te_term
)(scp
, &scp
->ts
);
2918 if (scp
->ts
!= NULL
)
2919 kfree(scp
->ts
, M_SYSCONS
);
2923 scp
->rndr
->init(scp
);
2926 (*sw
->te_default_attr
)(scp
, user_default
.std_color
, user_default
.rev_color
);
2927 sc_clear_screen(scp
);
2933 * scgetc(flags) - get character from keyboard.
2934 * If flags & SCGETC_CN, then avoid harmful side effects.
2935 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else
2936 * return NOKEY if there is nothing there.
2939 scgetc(sc_softc_t
*sc
, u_int flags
)
2942 #ifndef SC_NO_HISTORY
2950 if (sc
->kbd
== NULL
)
2955 /* I don't like this, but... XXX */
2956 if (flags
& SCGETC_CN
)
2957 sccnupdate(sc
->cur_scp
);
2960 /* first see if there is something in the keyboard port */
2962 c
= kbd_read_char(sc
->kbd
, !(flags
& SCGETC_NONBLOCK
));
2964 if (!(flags
& SCGETC_CN
))
2965 sc_bell(scp
, bios_value
.bell_pitch
, BELL_DURATION
);
2966 } else if (c
== NOKEY
)
2972 /* make screensaver happy */
2974 sc_touch_scrn_saver();
2976 if (!(flags
& SCGETC_CN
))
2977 /* do the /dev/random device a favour */
2978 add_keyboard_randomness(c
);
2980 if (scp
->kbd_mode
!= K_XLATE
)
2983 /* if scroll-lock pressed allow history browsing */
2984 if (!ISGRAPHSC(scp
) && scp
->history
&& scp
->status
& SLKED
) {
2986 scp
->status
&= ~CURSOR_ENABLED
;
2987 sc_remove_cursor_image(scp
);
2989 #ifndef SC_NO_HISTORY
2990 if (!(scp
->status
& BUFFER_SAVED
)) {
2991 scp
->status
|= BUFFER_SAVED
;
2995 /* FIXME: key codes */
2996 case SPCLKEY
| FKEY
| F(49): /* home key */
2997 sc_remove_cutmarking(scp
);
3001 case SPCLKEY
| FKEY
| F(57): /* end key */
3002 sc_remove_cutmarking(scp
);
3006 case SPCLKEY
| FKEY
| F(50): /* up arrow key */
3007 sc_remove_cutmarking(scp
);
3008 if (sc_hist_up_line(scp
))
3009 if (!(flags
& SCGETC_CN
))
3010 sc_bell(scp
, bios_value
.bell_pitch
, BELL_DURATION
);
3013 case SPCLKEY
| FKEY
| F(58): /* down arrow key */
3014 sc_remove_cutmarking(scp
);
3015 if (sc_hist_down_line(scp
))
3016 if (!(flags
& SCGETC_CN
))
3017 sc_bell(scp
, bios_value
.bell_pitch
, BELL_DURATION
);
3020 case SPCLKEY
| FKEY
| F(51): /* page up key */
3021 sc_remove_cutmarking(scp
);
3022 for (i
=0; i
<scp
->ysize
; i
++)
3023 if (sc_hist_up_line(scp
)) {
3024 if (!(flags
& SCGETC_CN
))
3025 sc_bell(scp
, bios_value
.bell_pitch
, BELL_DURATION
);
3030 case SPCLKEY
| FKEY
| F(59): /* page down key */
3031 sc_remove_cutmarking(scp
);
3032 for (i
=0; i
<scp
->ysize
; i
++)
3033 if (sc_hist_down_line(scp
)) {
3034 if (!(flags
& SCGETC_CN
))
3035 sc_bell(scp
, bios_value
.bell_pitch
, BELL_DURATION
);
3040 #endif /* SC_NO_HISTORY */
3044 * Process and consume special keys here. Return a plain char code
3045 * or a char code with the META flag or a function key code.
3049 /* goto next_code */
3054 switch (KEYCHAR(c
)) {
3056 case NLK
: case CLK
: case ALK
:
3059 kbd_ioctl(sc
->kbd
, KDGKBSTATE
, (caddr_t
)&f
);
3061 scp
->status
|= SLKED
;
3063 if (scp
->status
& SLKED
) {
3064 scp
->status
&= ~SLKED
;
3065 #ifndef SC_NO_HISTORY
3066 if (scp
->status
& BUFFER_SAVED
) {
3067 if (!sc_hist_restore(scp
))
3068 sc_remove_cutmarking(scp
);
3069 scp
->status
&= ~BUFFER_SAVED
;
3070 scp
->status
|= CURSOR_ENABLED
;
3071 sc_draw_cursor_image(scp
);
3073 tp
= VIRTUAL_TTY(sc
, scp
->index
);
3081 /* NON-LOCKING KEYS */
3083 case LSH
: case RSH
: case LCTR
: case RCTR
:
3084 case LALT
: case RALT
: case ASH
: case META
:
3088 if (!(sc
->flags
& SC_SCRN_BLANKED
))
3094 /* force activatation/deactivation of the screen saver */
3095 if (!(sc
->flags
& SC_SCRN_BLANKED
)) {
3096 run_scrn_saver
= TRUE
;
3097 sc
->scrn_time_stamp
-= scrn_blank_time
;
3101 * While devices are being probed, the screen saver need
3102 * to be invoked explictly. XXX
3104 if (sc
->flags
& SC_SCRN_BLANKED
) {
3105 scsplash_stick(FALSE
);
3106 stop_scrn_saver(sc
, current_saver
);
3108 if (!ISGRAPHSC(scp
)) {
3109 scsplash_stick(TRUE
);
3110 (*current_saver
)(sc
, TRUE
);
3114 #endif /* NSPLASH */
3118 #ifndef SC_DISABLE_REBOOT
3124 #ifndef SC_DISABLE_REBOOT
3125 shutdown_nice(RB_HALT
);
3130 #ifndef SC_DISABLE_REBOOT
3131 shutdown_nice(RB_HALT
|RB_POWEROFF
);
3137 apm_suspend(PMST_SUSPEND
);
3140 apm_suspend(PMST_STANDBY
);
3149 #ifndef SC_DISABLE_DDBKEY
3151 Debugger("manual escape to debugger");
3153 kprintf("No debugger in kernel\n");
3155 #else /* SC_DISABLE_DDBKEY */
3157 #endif /* SC_DISABLE_DDBKEY */
3161 if (enable_panic_key
)
3162 panic("Forced by the panic key");
3166 this_scr
= scp
->index
;
3167 for (i
= (this_scr
- sc
->first_vty
+ 1)%sc
->vtys
;
3168 sc
->first_vty
+ i
!= this_scr
;
3169 i
= (i
+ 1)%sc
->vtys
) {
3170 struct tty
*tp
= VIRTUAL_TTY(sc
, sc
->first_vty
+ i
);
3171 if (ISTTYOPEN(tp
)) {
3172 sc_switch_scr(scp
->sc
, sc
->first_vty
+ i
);
3179 this_scr
= scp
->index
;
3180 for (i
= (this_scr
- sc
->first_vty
+ sc
->vtys
- 1)%sc
->vtys
;
3181 sc
->first_vty
+ i
!= this_scr
;
3182 i
= (i
+ sc
->vtys
- 1)%sc
->vtys
) {
3183 struct tty
*tp
= VIRTUAL_TTY(sc
, sc
->first_vty
+ i
);
3184 if (ISTTYOPEN(tp
)) {
3185 sc_switch_scr(scp
->sc
, sc
->first_vty
+ i
);
3192 if (KEYCHAR(c
) >= F_SCR
&& KEYCHAR(c
) <= L_SCR
) {
3193 sc_switch_scr(scp
->sc
, sc
->first_vty
+ KEYCHAR(c
) - F_SCR
);
3196 /* assert(c & FKEY) */
3197 if (!(sc
->flags
& SC_SCRN_BLANKED
))
3201 /* goto next_code */
3203 /* regular keys (maybe MKEY is set) */
3204 if (!(sc
->flags
& SC_SCRN_BLANKED
))
3213 scmmap(struct dev_mmap_args
*ap
)
3217 scp
= SC_STAT(ap
->a_head
.a_dev
);
3218 if (scp
!= scp
->sc
->cur_scp
)
3220 ap
->a_result
= (*vidsw
[scp
->sc
->adapter
]->mmap
)(scp
->sc
->adp
, ap
->a_offset
,
3226 save_kbd_state(scr_stat
*scp
)
3231 error
= kbd_ioctl(scp
->sc
->kbd
, KDGKBSTATE
, (caddr_t
)&state
);
3232 if (error
== ENOIOCTL
)
3235 scp
->status
&= ~LOCK_MASK
;
3236 scp
->status
|= state
;
3242 update_kbd_state(scr_stat
*scp
, int new_bits
, int mask
)
3247 if (mask
!= LOCK_MASK
) {
3248 error
= kbd_ioctl(scp
->sc
->kbd
, KDGKBSTATE
, (caddr_t
)&state
);
3249 if (error
== ENOIOCTL
)
3254 state
|= new_bits
& mask
;
3256 state
= new_bits
& LOCK_MASK
;
3258 error
= kbd_ioctl(scp
->sc
->kbd
, KDSKBSTATE
, (caddr_t
)&state
);
3259 if (error
== ENOIOCTL
)
3265 update_kbd_leds(scr_stat
*scp
, int which
)
3270 error
= kbd_ioctl(scp
->sc
->kbd
, KDSETLED
, (caddr_t
)&which
);
3271 if (error
== ENOIOCTL
)
3277 set_mode(scr_stat
*scp
)
3281 /* reject unsupported mode */
3282 if ((*vidsw
[scp
->sc
->adapter
]->get_info
)(scp
->sc
->adp
, scp
->mode
, &info
))
3285 /* if this vty is not currently showing, do nothing */
3286 if (scp
!= scp
->sc
->cur_scp
)
3289 /* setup video hardware for the given mode */
3290 (*vidsw
[scp
->sc
->adapter
]->set_mode
)(scp
->sc
->adp
, scp
->mode
);
3291 scp
->rndr
->init(scp
);
3292 sc_vtb_init(&scp
->scr
, VTB_FRAMEBUFFER
, scp
->xsize
, scp
->ysize
,
3293 (void *)scp
->sc
->adp
->va_window
, FALSE
);
3295 #ifndef SC_NO_FONT_LOADING
3296 /* load appropriate font */
3297 if (!(scp
->status
& GRAPHICS_MODE
)) {
3298 if (!(scp
->status
& PIXEL_MODE
) && ISFONTAVAIL(scp
->sc
->adp
->va_flags
)) {
3299 if (scp
->font_size
< 14) {
3300 if (scp
->sc
->fonts_loaded
& FONT_8
)
3301 sc_load_font(scp
, 0, 8, scp
->sc
->font_8
, 0, 256);
3302 } else if (scp
->font_size
>= 16) {
3303 if (scp
->sc
->fonts_loaded
& FONT_16
)
3304 sc_load_font(scp
, 0, 16, scp
->sc
->font_16
, 0, 256);
3306 if (scp
->sc
->fonts_loaded
& FONT_14
)
3307 sc_load_font(scp
, 0, 14, scp
->sc
->font_14
, 0, 256);
3311 * This is an interim kludge to display correct font.
3312 * Always use the font page #0 on the video plane 2.
3313 * Somehow we cannot show the font in other font pages on
3314 * some video cards... XXX
3316 sc_show_font(scp
, 0);
3320 #endif /* !SC_NO_FONT_LOADING */
3322 sc_set_border(scp
, scp
->border
);
3323 sc_set_cursor_image(scp
);
3329 refresh_ega_palette(scr_stat
*scp
)
3333 int rsize
, gsize
, bsize
;
3334 int rfld
, gfld
, bfld
;
3337 rsize
= scp
->sc
->adp
->va_info
.vi_pixel_fsizes
[0];
3338 gsize
= scp
->sc
->adp
->va_info
.vi_pixel_fsizes
[1];
3339 bsize
= scp
->sc
->adp
->va_info
.vi_pixel_fsizes
[2];
3340 rfld
= scp
->sc
->adp
->va_info
.vi_pixel_fields
[0];
3341 gfld
= scp
->sc
->adp
->va_info
.vi_pixel_fields
[1];
3342 bfld
= scp
->sc
->adp
->va_info
.vi_pixel_fields
[2];
3344 for (i
= 0; i
< 16; i
++) {
3345 reg
= scp
->sc
->adp
->va_palette_regs
[i
];
3347 r
= scp
->sc
->palette
[reg
* 3] >> (8 - rsize
);
3348 g
= scp
->sc
->palette
[reg
* 3 + 1] >> (8 - gsize
);
3349 b
= scp
->sc
->palette
[reg
* 3 + 2] >> (8 - bsize
);
3351 scp
->ega_palette
[i
] = (r
<< rfld
) + (g
<< gfld
) + (b
<< bfld
);
3356 sc_set_border(scr_stat
*scp
, int color
)
3358 ++scp
->sc
->videoio_in_progress
;
3359 (*scp
->rndr
->draw_border
)(scp
, color
);
3360 --scp
->sc
->videoio_in_progress
;
3363 #ifndef SC_NO_FONT_LOADING
3365 sc_load_font(scr_stat
*scp
, int page
, int size
, u_char
*buf
,
3366 int base
, int count
)
3371 sc
->font_loading_in_progress
= TRUE
;
3372 (*vidsw
[sc
->adapter
]->load_font
)(sc
->adp
, page
, size
, buf
, base
, count
);
3373 sc
->font_loading_in_progress
= FALSE
;
3377 sc_save_font(scr_stat
*scp
, int page
, int size
, u_char
*buf
,
3378 int base
, int count
)
3383 sc
->font_loading_in_progress
= TRUE
;
3384 (*vidsw
[sc
->adapter
]->save_font
)(sc
->adp
, page
, size
, buf
, base
, count
);
3385 sc
->font_loading_in_progress
= FALSE
;
3389 sc_show_font(scr_stat
*scp
, int page
)
3391 (*vidsw
[scp
->sc
->adapter
]->show_font
)(scp
->sc
->adp
, page
);
3393 #endif /* !SC_NO_FONT_LOADING */
3396 sc_paste(scr_stat
*scp
, u_char
*p
, int count
)
3401 if (scp
->status
& MOUSE_VISIBLE
) {
3402 tp
= VIRTUAL_TTY(scp
->sc
, scp
->sc
->cur_scp
->index
);
3405 rmap
= scp
->sc
->scr_rmap
;
3406 for (; count
> 0; --count
)
3407 (*linesw
[tp
->t_line
].l_rint
)(rmap
[*p
++], tp
);
3412 sc_bell(scr_stat
*scp
, int pitch
, int duration
)
3414 if (cold
|| shutdown_in_progress
)
3417 if (scp
!= scp
->sc
->cur_scp
&& (scp
->sc
->flags
& SC_QUIET_BELL
))
3420 if (scp
->sc
->flags
& SC_VISUAL_BELL
) {
3421 if (scp
->sc
->blink_in_progress
)
3423 scp
->sc
->blink_in_progress
= 3;
3424 if (scp
!= scp
->sc
->cur_scp
)
3425 scp
->sc
->blink_in_progress
+= 2;
3426 blink_screen(scp
->sc
->cur_scp
);
3427 } else if (duration
!= 0 && pitch
!= 0) {
3428 if (scp
!= scp
->sc
->cur_scp
)
3430 sysbeep(pitch
, duration
);
3435 blink_screen(void *arg
)
3437 scr_stat
*scp
= arg
;
3440 if (ISGRAPHSC(scp
) || (scp
->sc
->blink_in_progress
<= 1)) {
3441 scp
->sc
->blink_in_progress
= 0;
3443 tp
= VIRTUAL_TTY(scp
->sc
, scp
->index
);
3446 if (scp
->sc
->delayed_next_scr
)
3447 sc_switch_scr(scp
->sc
, scp
->sc
->delayed_next_scr
- 1);
3450 (*scp
->rndr
->draw
)(scp
, 0, scp
->xsize
*scp
->ysize
,
3451 scp
->sc
->blink_in_progress
& 1);
3452 scp
->sc
->blink_in_progress
--;
3453 callout_reset(&scp
->blink_screen_ch
, hz
/ 10, blink_screen
, scp
);