2 * Copyright (c) 2009, 2013 The FreeBSD Foundation
5 * This software was developed by Ed Schouten under sponsorship from the
8 * Portions of this software were developed by Oleksandr Rybalko
9 * under sponsorship from the FreeBSD Foundation.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 #include <sys/cdefs.h>
34 __FBSDID("$FreeBSD$");
36 #include "opt_compat.h"
38 #include <sys/param.h>
39 #include <sys/consio.h>
40 #include <sys/eventhandler.h>
44 #include <sys/kernel.h>
46 #include <sys/malloc.h>
47 #include <sys/mutex.h>
50 #include <sys/reboot.h>
51 #include <sys/systm.h>
52 #include <sys/terminal.h>
54 #include <dev/kbd/kbdreg.h>
55 #include <dev/vt/vt.h>
57 #if defined(__i386__) || defined(__amd64__)
58 #include <machine/psl.h>
59 #include <machine/frame.h>
62 static tc_bell_t vtterm_bell;
63 static tc_cursor_t vtterm_cursor;
64 static tc_putchar_t vtterm_putchar;
65 static tc_fill_t vtterm_fill;
66 static tc_copy_t vtterm_copy;
67 static tc_param_t vtterm_param;
68 static tc_done_t vtterm_done;
70 static tc_cnprobe_t vtterm_cnprobe;
71 static tc_cngetc_t vtterm_cngetc;
73 static tc_opened_t vtterm_opened;
74 static tc_ioctl_t vtterm_ioctl;
75 static tc_mmap_t vtterm_mmap;
77 const struct terminal_class vt_termclass = {
78 .tc_bell = vtterm_bell,
79 .tc_cursor = vtterm_cursor,
80 .tc_putchar = vtterm_putchar,
81 .tc_fill = vtterm_fill,
82 .tc_copy = vtterm_copy,
83 .tc_param = vtterm_param,
84 .tc_done = vtterm_done,
86 .tc_cnprobe = vtterm_cnprobe,
87 .tc_cngetc = vtterm_cngetc,
89 .tc_opened = vtterm_opened,
90 .tc_ioctl = vtterm_ioctl,
91 .tc_mmap = vtterm_mmap,
95 * Use a constant timer of 25 Hz to redraw the screen.
97 * XXX: In theory we should only fire up the timer when there is really
98 * activity. Unfortunately we cannot always start timers. We really
99 * don't want to process kernel messages synchronously, because it
100 * really slows down the system.
102 #define VT_TIMERFREQ 25
104 /* Bell pitch/duration. */
105 #define VT_BELLDURATION ((5 * hz + 99) / 100)
106 #define VT_BELLPITCH 800
108 #define VT_LOCK(vd) mtx_lock(&(vd)->vd_lock)
109 #define VT_UNLOCK(vd) mtx_unlock(&(vd)->vd_lock)
111 #define VT_UNIT(vw) ((vw)->vw_device->vd_unit * VT_MAXWINDOWS + \
114 static SYSCTL_NODE(_kern, OID_AUTO, vt, CTLFLAG_RD, 0, "vt(9) parameters");
115 VT_SYSCTL_INT(enable_altgr, 1, "Enable AltGr key (Do not assume R.Alt as Alt)");
116 VT_SYSCTL_INT(debug, 0, "vt(9) debug level");
117 VT_SYSCTL_INT(deadtimer, 15, "Time to wait busy process in VT_PROCESS mode");
118 VT_SYSCTL_INT(suspendswitch, 1, "Switch to VT0 before suspend");
120 static struct vt_device vt_consdev;
121 static unsigned int vt_unit = 0;
122 static MALLOC_DEFINE(M_VT, "vt", "vt device");
123 struct vt_device *main_vd = &vt_consdev;
126 extern unsigned int vt_logo_width;
127 extern unsigned int vt_logo_height;
128 extern unsigned int vt_logo_depth;
129 extern unsigned char vt_logo_image[];
132 extern struct vt_font vt_font_default;
133 #ifndef SC_NO_CUTPASTE
134 extern struct mouse_cursor vt_default_mouse_pointer;
137 static int signal_vt_rel(struct vt_window *);
138 static int signal_vt_acq(struct vt_window *);
139 static int finish_vt_rel(struct vt_window *, int, int *);
140 static int finish_vt_acq(struct vt_window *);
141 static int vt_window_switch(struct vt_window *);
142 static int vt_late_window_switch(struct vt_window *);
143 static int vt_proc_alive(struct vt_window *);
144 static void vt_resize(struct vt_device *);
145 static void vt_update_static(void *);
147 SET_DECLARE(vt_drv_set, struct vt_driver);
149 #define _VTDEFH MAX(100, PIXEL_HEIGHT(VT_FB_DEFAULT_HEIGHT))
150 #define _VTDEFW MAX(200, PIXEL_WIDTH(VT_FB_DEFAULT_WIDTH))
152 static struct terminal vt_consterm;
153 static struct vt_window vt_conswindow;
154 static struct vt_device vt_consdev = {
157 .vd_flags = VDF_INVALID,
158 .vd_windows = { [VT_CONSWINDOW] = &vt_conswindow, },
159 .vd_curwindow = &vt_conswindow,
160 .vd_markedwin = NULL,
163 static term_char_t vt_constextbuf[(_VTDEFW) * (VBF_DEFAULT_HISTORY_SIZE)];
164 static term_char_t *vt_constextbufrows[VBF_DEFAULT_HISTORY_SIZE];
165 static struct vt_window vt_conswindow = {
166 .vw_number = VT_CONSWINDOW,
167 .vw_flags = VWF_CONSOLE,
169 .vb_buffer = &vt_constextbuf[0],
170 .vb_rows = &vt_constextbufrows[0],
171 .vb_history_size = VBF_DEFAULT_HISTORY_SIZE,
174 .vb_flags = VBF_STATIC,
175 .vb_mark_start = {.tp_row = 0, .tp_col = 0,},
176 .vb_mark_end = {.tp_row = 0, .tp_col = 0,},
182 .vw_device = &vt_consdev,
183 .vw_terminal = &vt_consterm,
184 .vw_kbdmode = K_XLATE,
186 static struct terminal vt_consterm = {
187 .tm_class = &vt_termclass,
188 .tm_softc = &vt_conswindow,
191 static struct consdev vt_consterm_consdev = {
192 .cn_ops = &termcn_cnops,
193 .cn_arg = &vt_consterm,
197 /* Add to set of consoles. */
198 DATA_SET(cons_set, vt_consterm_consdev);
201 * Right after kmem is done to allow early drivers to use locking and allocate
204 SYSINIT(vt_update_static, SI_SUB_KMEM, SI_ORDER_ANY, vt_update_static,
206 /* Delay until all devices attached, to not waste time. */
207 SYSINIT(vt_early_cons, SI_SUB_INT_CONFIG_HOOKS, SI_ORDER_ANY, vt_upgrade,
210 /* Initialize locks/mem depended members. */
212 vt_update_static(void *dummy)
215 if (!vty_enabled(VTY_VT))
217 if (main_vd->vd_driver != NULL)
218 printf("VT: running with driver \"%s\".\n",
219 main_vd->vd_driver->vd_name);
221 printf("VT: init without driver.\n");
223 mtx_init(&main_vd->vd_lock, "vtdev", NULL, MTX_DEF);
224 cv_init(&main_vd->vd_winswitch, "vtwswt");
228 vt_switch_timer(void *arg)
231 vt_late_window_switch((struct vt_window *)arg);
235 vt_window_preswitch(struct vt_window *vw, struct vt_window *curvw)
238 DPRINTF(40, "%s\n", __func__);
239 curvw->vw_switch_to = vw;
240 /* Set timer to allow switch in case when process hang. */
241 callout_reset(&vw->vw_proc_dead_timer, hz * vt_deadtimer,
242 vt_switch_timer, (void *)vw);
243 /* Notify process about vt switch attempt. */
244 DPRINTF(30, "%s: Notify process.\n", __func__);
245 signal_vt_rel(curvw);
251 vt_window_postswitch(struct vt_window *vw)
258 /* vt_late_window_switch will done VT switching for regular case. */
260 vt_late_window_switch(struct vt_window *vw)
264 callout_stop(&vw->vw_proc_dead_timer);
266 ret = vt_window_switch(vw);
270 /* Notify owner process about terminal availability. */
271 if (vw->vw_smode.mode == VT_PROCESS) {
272 ret = vt_window_postswitch(vw);
279 vt_proc_window_switch(struct vt_window *vw)
281 struct vt_window *curvw;
282 struct vt_device *vd;
286 curvw = vd->vd_curwindow;
288 if (curvw->vw_flags & VWF_VTYLOCK)
291 /* Ask current process permitions to switch away. */
292 if (curvw->vw_smode.mode == VT_PROCESS) {
293 DPRINTF(30, "%s: VT_PROCESS ", __func__);
294 if (vt_proc_alive(curvw) == FALSE) {
295 DPRINTF(30, "Dead. Cleaning.");
298 DPRINTF(30, "%s: Signaling process.\n", __func__);
299 /* Alive, try to ask him. */
300 ret = vt_window_preswitch(vw, curvw);
301 /* Wait for process answer or timeout. */
307 ret = vt_late_window_switch(vw);
311 /* Switch window ignoring process locking. */
313 vt_window_switch(struct vt_window *vw)
315 struct vt_device *vd = vw->vw_device;
316 struct vt_window *curvw = vd->vd_curwindow;
325 if (!(vw->vw_flags & (VWF_OPENED|VWF_CONSOLE))) {
330 vd->vd_curwindow = vw;
331 vd->vd_flags |= VDF_INVALID;
332 cv_broadcast(&vd->vd_winswitch);
335 if (vd->vd_driver->vd_postswitch)
336 vd->vd_driver->vd_postswitch(vd);
338 /* Restore per-window keyboard mode. */
340 kbd = kbd_get_keyboard(vd->vd_keyboard);
342 kbdd_ioctl(kbd, KDSKBMODE, (void *)&vw->vw_kbdmode);
345 DPRINTF(10, "%s(ttyv%d) done\n", __func__, vw->vw_number);
351 vt_termsize(struct vt_device *vd, struct vt_font *vf, term_pos_t *size)
354 size->tp_row = vd->vd_height;
355 size->tp_col = vd->vd_width;
357 size->tp_row /= vf->vf_height;
358 size->tp_col /= vf->vf_width;
363 vt_winsize(struct vt_device *vd, struct vt_font *vf, struct winsize *size)
366 size->ws_row = size->ws_ypixel = vd->vd_height;
367 size->ws_col = size->ws_xpixel = vd->vd_width;
369 size->ws_row /= vf->vf_height;
370 size->ws_col /= vf->vf_width;
375 vt_scroll(struct vt_window *vw, int offset, int whence)
380 if ((vw->vw_flags & VWF_SCROLL) == 0)
383 vt_termsize(vw->vw_device, vw->vw_font, &size);
385 diff = vthistory_seek(&vw->vw_buf, offset, whence);
387 * Offset changed, please update Nth lines on sceen.
388 * +N - Nth lines at top;
389 * -N - Nth lines at bottom.
392 if (diff < -size.tp_row || diff > size.tp_row) {
393 vw->vw_device->vd_flags |= VDF_INVALID;
396 vw->vw_device->vd_flags |= VDF_INVALID; /*XXX*/
400 vt_machine_kbdevent(int c)
405 kdb_enter(KDB_WHY_BREAK, "manual escape to debugger");
408 /* XXX: Make this configurable! */
412 shutdown_nice(RB_HALT);
415 shutdown_nice(RB_HALT|RB_POWEROFF);
423 vt_scrollmode_kbdevent(struct vt_window *vw, int c, int console)
425 struct vt_device *vd;
429 /* Only special keys handled in ScrollLock mode */
430 if ((c & SPCLKEY) == 0)
436 if (c >= F_SCR && c <= MIN(L_SCR, F_SCR + VT_MAXWINDOWS - 1)) {
437 vw = vd->vd_windows[c - F_SCR];
439 vt_proc_window_switch(vw);
447 /* Turn scrolling off. */
448 vt_scroll(vw, 0, VHS_END);
449 VTBUF_SLCK_DISABLE(&vw->vw_buf);
450 vw->vw_flags &= ~VWF_SCROLL;
453 case FKEY | F(49): /* Home key. */
454 vt_scroll(vw, 0, VHS_SET);
456 case FKEY | F(50): /* Arrow up. */
457 vt_scroll(vw, -1, VHS_CUR);
459 case FKEY | F(51): /* Page up. */
460 vt_termsize(vd, vw->vw_font, &size);
461 vt_scroll(vw, -size.tp_row, VHS_CUR);
463 case FKEY | F(57): /* End key. */
464 vt_scroll(vw, 0, VHS_END);
466 case FKEY | F(58): /* Arrow down. */
467 vt_scroll(vw, 1, VHS_CUR);
469 case FKEY | F(59): /* Page down. */
470 vt_termsize(vd, vw->vw_font, &size);
471 vt_scroll(vw, size.tp_row, VHS_CUR);
480 vt_processkey(keyboard_t *kbd, struct vt_device *vd, int c)
482 struct vt_window *vw = vd->vd_curwindow;
485 #if VT_ALT_TO_ESC_HACK
487 switch (c & ~RELKEY) {
488 case (SPCLKEY | RALT):
489 if (vt_enable_altgr != 0)
491 case (SPCLKEY | LALT):
492 vd->vd_kbstate &= ~ALKED;
494 /* Other keys ignored for RELKEY event. */
497 switch (c & ~RELKEY) {
498 case (SPCLKEY | RALT):
499 if (vt_enable_altgr != 0)
501 case (SPCLKEY | LALT):
502 vd->vd_kbstate |= ALKED;
507 /* Other keys ignored for RELKEY event. */
511 if (vt_machine_kbdevent(c))
514 if (vw->vw_flags & VWF_SCROLL) {
515 vt_scrollmode_kbdevent(vw, c, 0/* Not a console */);
516 /* Scroll mode keys handled, nothing to do more. */
523 if (c >= F_SCR && c <= MIN(L_SCR, F_SCR + VT_MAXWINDOWS - 1)) {
524 vw = vd->vd_windows[c - F_SCR];
526 vt_proc_window_switch(vw);
533 kbdd_ioctl(kbd, KDGKBSTATE, (caddr_t)&state);
536 /* Turn scrolling on. */
537 vw->vw_flags |= VWF_SCROLL;
538 VTBUF_SLCK_ENABLE(&vw->vw_buf);
540 /* Turn scrolling off. */
541 vw->vw_flags &= ~VWF_SCROLL;
542 VTBUF_SLCK_DISABLE(&vw->vw_buf);
543 vt_scroll(vw, 0, VHS_END);
548 case FKEY | F(1): case FKEY | F(2): case FKEY | F(3):
549 case FKEY | F(4): case FKEY | F(5): case FKEY | F(6):
550 case FKEY | F(7): case FKEY | F(8): case FKEY | F(9):
551 case FKEY | F(10): case FKEY | F(11): case FKEY | F(12):
552 /* F1 through F12 keys. */
553 terminal_input_special(vw->vw_terminal,
554 TKEY_F1 + c - (FKEY | F(1)));
556 case FKEY | F(49): /* Home key. */
557 terminal_input_special(vw->vw_terminal, TKEY_HOME);
559 case FKEY | F(50): /* Arrow up. */
560 terminal_input_special(vw->vw_terminal, TKEY_UP);
562 case FKEY | F(51): /* Page up. */
563 terminal_input_special(vw->vw_terminal, TKEY_PAGE_UP);
565 case FKEY | F(53): /* Arrow left. */
566 terminal_input_special(vw->vw_terminal, TKEY_LEFT);
568 case FKEY | F(55): /* Arrow right. */
569 terminal_input_special(vw->vw_terminal, TKEY_RIGHT);
571 case FKEY | F(57): /* End key. */
572 terminal_input_special(vw->vw_terminal, TKEY_END);
574 case FKEY | F(58): /* Arrow down. */
575 terminal_input_special(vw->vw_terminal, TKEY_DOWN);
577 case FKEY | F(59): /* Page down. */
578 terminal_input_special(vw->vw_terminal, TKEY_PAGE_DOWN);
580 case FKEY | F(60): /* Insert key. */
581 terminal_input_special(vw->vw_terminal, TKEY_INSERT);
583 case FKEY | F(61): /* Delete key. */
584 terminal_input_special(vw->vw_terminal, TKEY_DELETE);
587 } else if (KEYFLAGS(c) == 0) {
588 /* Don't do UTF-8 conversion when doing raw mode. */
589 if (vw->vw_kbdmode == K_XLATE) {
590 #if VT_ALT_TO_ESC_HACK
591 if (vd->vd_kbstate & ALKED) {
593 * Prepend ESC sequence if one of ALT keys down.
595 terminal_input_char(vw->vw_terminal, 0x1b);
599 terminal_input_char(vw->vw_terminal, KEYCHAR(c));
601 terminal_input_raw(vw->vw_terminal, c);
607 vt_kbdevent(keyboard_t *kbd, int event, void *arg)
609 struct vt_device *vd = arg;
615 case KBDIO_UNLOADING:
617 vd->vd_keyboard = -1;
618 kbd_release(kbd, (void *)vd);
625 while ((c = kbdd_read_char(kbd, 0)) != NOKEY)
626 vt_processkey(kbd, vd, c);
632 vt_allocate_keyboard(struct vt_device *vd)
638 idx0 = kbd_allocate("kbdmux", -1, vd, vt_kbdevent, vd);
639 vd->vd_keyboard = idx0;
641 DPRINTF(20, "%s: kbdmux allocated, idx = %d\n", __func__, idx0);
642 k0 = kbd_get_keyboard(idx0);
644 for (idx = kbd_find_keyboard2("*", -1, 0);
646 idx = kbd_find_keyboard2("*", -1, idx + 1)) {
647 k = kbd_get_keyboard(idx);
649 if (idx == idx0 || KBD_IS_BUSY(k))
652 bzero(&ki, sizeof(ki));
653 strcpy(ki.kb_name, k->kb_name);
654 ki.kb_unit = k->kb_unit;
656 kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki);
659 DPRINTF(20, "%s: no kbdmux allocated\n", __func__);
660 idx0 = kbd_allocate("*", -1, vd, vt_kbdevent, vd);
662 DPRINTF(10, "%s: No keyboard found.\n", __func__);
666 DPRINTF(20, "%s: vd_keyboard = %d\n", __func__, vd->vd_keyboard);
672 vtterm_bell(struct terminal *tm)
674 struct vt_window *vw = tm->tm_softc;
675 struct vt_device *vd = vw->vw_device;
677 if (vd->vd_flags & VDF_QUIET_BELL)
680 sysbeep(1193182 / VT_BELLPITCH, VT_BELLDURATION);
684 vtterm_beep(struct terminal *tm, u_int param)
688 if ((param == 0) || ((param & 0xffff) == 0)) {
693 period = ((param >> 16) & 0xffff) * hz / 1000;
694 freq = 1193182 / (param & 0xffff);
696 sysbeep(freq, period);
700 vtterm_cursor(struct terminal *tm, const term_pos_t *p)
702 struct vt_window *vw = tm->tm_softc;
704 vtbuf_cursor_position(&vw->vw_buf, p);
708 vtterm_putchar(struct terminal *tm, const term_pos_t *p, term_char_t c)
710 struct vt_window *vw = tm->tm_softc;
712 vtbuf_putchar(&vw->vw_buf, p, c);
716 vtterm_fill(struct terminal *tm, const term_rect_t *r, term_char_t c)
718 struct vt_window *vw = tm->tm_softc;
720 vtbuf_fill_locked(&vw->vw_buf, r, c);
724 vtterm_copy(struct terminal *tm, const term_rect_t *r,
727 struct vt_window *vw = tm->tm_softc;
729 vtbuf_copy(&vw->vw_buf, r, p);
733 vtterm_param(struct terminal *tm, int cmd, unsigned int arg)
735 struct vt_window *vw = tm->tm_softc;
739 vtbuf_cursor_visibility(&vw->vw_buf, arg);
742 vw->vw_mouse_level = arg;
748 vt_determine_colors(term_char_t c, int cursor,
749 term_color_t *fg, term_color_t *bg)
756 *fg = TCHAR_FGCOLOR(c);
757 if (TCHAR_FORMAT(c) & TF_BOLD)
758 *fg = TCOLOR_LIGHT(*fg);
759 *bg = TCHAR_BGCOLOR(c);
761 if (TCHAR_FORMAT(c) & TF_REVERSE)
774 vt_bitblt_char(struct vt_device *vd, struct vt_font *vf, term_char_t c,
775 int iscursor, unsigned int row, unsigned int col)
779 vt_determine_colors(c, iscursor, &fg, &bg);
785 src = vtfont_lookup(vf, c);
788 * Align the terminal to the centre of the screen.
789 * Fonts may not always be able to fill the entire
792 top = row * vf->vf_height + vd->vd_offset.tp_row;
793 left = col * vf->vf_width + vd->vd_offset.tp_col;
795 vd->vd_driver->vd_bitbltchr(vd, src, NULL, 0, top, left,
796 vf->vf_width, vf->vf_height, fg, bg);
798 vd->vd_driver->vd_putchar(vd, TCHAR_CHARACTER(c),
804 vt_flush(struct vt_device *vd)
806 struct vt_window *vw;
808 struct vt_bufmask tmask;
809 unsigned int row, col;
813 #ifndef SC_NO_CUTPASTE
814 struct mouse_cursor *m;
818 vw = vd->vd_curwindow;
822 if (((vd->vd_flags & VDF_TEXTMODE) == 0) && (vf == NULL))
825 if (vd->vd_flags & VDF_SPLASH || vw->vw_flags & VWF_BUSY)
828 #ifndef SC_NO_CUTPASTE
829 if ((vd->vd_flags & VDF_MOUSECURSOR) && /* Mouse support enabled. */
830 !(vw->vw_flags & VWF_MOUSE_HIDE)) { /* Cursor displayed. */
831 if (vd->vd_moldx != vd->vd_mx ||
832 vd->vd_moldy != vd->vd_my) {
834 * Mark last mouse position as dirty to erase.
836 * FIXME: The font size could be different among
837 * all windows, so the column/row calculation
838 * below isn't correct for all windows.
840 * FIXME: The cursor can span more than one
841 * character cell. vtbuf_mouse_cursor_position
842 * marks surrounding cells as dirty. But due
843 * to font size possibly inconsistent across
844 * windows, this may not be sufficient. This
845 * causes part of the cursor to not be erased.
847 * FIXME: The vt_buf lock is acquired twice in a
850 vtbuf_mouse_cursor_position(&vw->vw_buf,
851 vd->vd_moldx / vf->vf_width,
852 vd->vd_moldy / vf->vf_height);
853 vtbuf_mouse_cursor_position(&vw->vw_buf,
854 vd->vd_mx / vf->vf_width,
855 vd->vd_my / vf->vf_height);
858 * Save point of last mouse cursor to erase it
861 vd->vd_moldx = vd->vd_mx;
862 vd->vd_moldy = vd->vd_my;
867 vtbuf_undirty(&vw->vw_buf, &tarea, &tmask);
868 vt_termsize(vd, vf, &size);
870 /* Force a full redraw when the screen contents are invalid. */
871 if (vd->vd_flags & VDF_INVALID) {
872 tarea.tr_begin.tp_row = tarea.tr_begin.tp_col = 0;
874 tmask.vbm_row = tmask.vbm_col = VBM_DIRTY;
876 vd->vd_flags &= ~VDF_INVALID;
879 for (row = tarea.tr_begin.tp_row; row < tarea.tr_end.tp_row; row++) {
880 if (!VTBUF_DIRTYROW(&tmask, row))
882 r = VTBUF_GET_ROW(&vw->vw_buf, row);
883 for (col = tarea.tr_begin.tp_col;
884 col < tarea.tr_end.tp_col; col++) {
885 if (!VTBUF_DIRTYCOL(&tmask, col))
888 vt_bitblt_char(vd, vf, r[col],
889 VTBUF_ISCURSOR(&vw->vw_buf, row, col), row, col);
893 #ifndef SC_NO_CUTPASTE
894 /* Mouse disabled. */
895 if (vw->vw_flags & VWF_MOUSE_HIDE)
898 /* No mouse for DDB. */
899 if (kdb_active || panicstr != NULL)
902 if ((vd->vd_flags & (VDF_MOUSECURSOR|VDF_TEXTMODE)) ==
904 m = &vt_default_mouse_pointer;
905 bpl = (m->w + 7) >> 3; /* Bytes per source line. */
909 if ((vd->vd_mx + m->w) > (size.tp_col * vf->vf_width))
910 w = (size.tp_col * vf->vf_width) - vd->vd_mx - 1;
911 if ((vd->vd_my + m->h) > (size.tp_row * vf->vf_height))
912 h = (size.tp_row * vf->vf_height) - vd->vd_my - 1;
914 vd->vd_driver->vd_maskbitbltchr(vd, m->map, m->mask, bpl,
915 vd->vd_offset.tp_row + vd->vd_my,
916 vd->vd_offset.tp_col + vd->vd_mx,
917 w, h, TC_WHITE, TC_BLACK);
925 struct vt_device *vd;
928 /* Update screen if required. */
931 /* Schedule for next update. */
932 callout_schedule(&vd->vd_timer, hz / VT_TIMERFREQ);
936 vtterm_done(struct terminal *tm)
938 struct vt_window *vw = tm->tm_softc;
939 struct vt_device *vd = vw->vw_device;
941 if (kdb_active || panicstr != NULL) {
942 /* Switch to the debugger. */
943 if (vd->vd_curwindow != vw) {
944 vd->vd_curwindow = vw;
945 vd->vd_flags |= VDF_INVALID;
946 if (vd->vd_driver->vd_postswitch)
947 vd->vd_driver->vd_postswitch(vd);
949 vd->vd_flags &= ~VDF_SPLASH;
951 } else if (!(vd->vd_flags & VDF_ASYNC)) {
958 vtterm_splash(struct vt_device *vd)
962 /* Display a nice boot splash. */
963 if (!(vd->vd_flags & VDF_TEXTMODE) && (boothowto & RB_MUTE)) {
965 top = (vd->vd_height - vt_logo_height) / 2;
966 left = (vd->vd_width - vt_logo_width) / 2;
967 switch (vt_logo_depth) {
969 /* XXX: Unhardcode colors! */
970 vd->vd_driver->vd_bitbltchr(vd, vt_logo_image, NULL, 0,
971 top, left, vt_logo_width, vt_logo_height, 0xf, 0x0);
973 vd->vd_flags |= VDF_SPLASH;
980 vtterm_cnprobe(struct terminal *tm, struct consdev *cp)
982 struct vt_driver *vtd, **vtdlist, *vtdbest = NULL;
983 struct vt_window *vw = tm->tm_softc;
984 struct vt_device *vd = vw->vw_device;
989 if (!vty_enabled(VTY_VT))
992 if (vd->vd_flags & VDF_INITIALIZED)
993 /* Initialization already done. */
996 SET_FOREACH(vtdlist, vt_drv_set) {
998 if (vtd->vd_probe == NULL)
1000 if (vtd->vd_probe(vd) == CN_DEAD)
1002 if ((vtdbest == NULL) ||
1003 (vtd->vd_priority > vtdbest->vd_priority))
1006 if (vtdbest == NULL) {
1007 cp->cn_pri = CN_DEAD;
1008 vd->vd_flags |= VDF_DEAD;
1010 vd->vd_driver = vtdbest;
1011 cp->cn_pri = vd->vd_driver->vd_init(vd);
1014 /* Check if driver's vt_init return CN_DEAD. */
1015 if (cp->cn_pri == CN_DEAD) {
1016 vd->vd_flags |= VDF_DEAD;
1019 /* Initialize any early-boot keyboard drivers */
1020 kbd_configure(KB_CONF_PROBE_ONLY);
1022 vd->vd_unit = atomic_fetchadd_int(&vt_unit, 1);
1023 vd->vd_windows[VT_CONSWINDOW] = vw;
1024 sprintf(cp->cn_name, "ttyv%r", VT_UNIT(vw));
1026 /* Attach default font if not in TEXTMODE. */
1027 if ((vd->vd_flags & VDF_TEXTMODE) == 0)
1028 vw->vw_font = vtfont_ref(&vt_font_default);
1030 vtbuf_init_early(&vw->vw_buf);
1031 vt_winsize(vd, vw->vw_font, &wsz);
1032 c = (boothowto & RB_MUTE) == 0 ? TERMINAL_KERN_ATTR :
1034 attr.ta_format = TCHAR_FORMAT(c);
1035 attr.ta_fgcolor = TCHAR_FGCOLOR(c);
1036 attr.ta_bgcolor = TCHAR_BGCOLOR(c);
1037 terminal_set_winsize_blank(tm, &wsz, 1, &attr);
1039 if (vtdbest != NULL) {
1043 vd->vd_flags |= VDF_INITIALIZED;
1048 vtterm_cngetc(struct terminal *tm)
1050 struct vt_window *vw = tm->tm_softc;
1051 struct vt_device *vd = vw->vw_device;
1056 if (vw->vw_kbdsq && *vw->vw_kbdsq)
1057 return (*vw->vw_kbdsq++);
1060 /* Make sure the splash screen is not there. */
1061 if (vd->vd_flags & VDF_SPLASH) {
1063 vd->vd_flags &= ~VDF_SPLASH;
1064 /* Mark screen as invalid to force update */
1065 vd->vd_flags |= VDF_INVALID;
1069 /* Stripped down keyboard handler. */
1070 kbd = kbd_get_keyboard(vd->vd_keyboard);
1074 /* Force keyboard input mode to K_XLATE */
1076 kbdd_ioctl(kbd, KDSKBMODE, (void *)&c);
1078 /* Switch the keyboard to polling to make it work here. */
1079 kbdd_poll(kbd, TRUE);
1080 c = kbdd_read_char(kbd, 0);
1081 kbdd_poll(kbd, FALSE);
1085 if (vw->vw_flags & VWF_SCROLL) {
1086 vt_scrollmode_kbdevent(vw, c, 1/* Console mode */);
1091 /* Stripped down handling of vt_kbdevent(), without locking, etc. */
1095 kbdd_ioctl(kbd, KDGKBSTATE, (caddr_t)&state);
1096 if (state & SLKED) {
1097 /* Turn scrolling on. */
1098 vw->vw_flags |= VWF_SCROLL;
1099 VTBUF_SLCK_ENABLE(&vw->vw_buf);
1101 /* Turn scrolling off. */
1102 vt_scroll(vw, 0, VHS_END);
1103 vw->vw_flags &= ~VWF_SCROLL;
1104 VTBUF_SLCK_DISABLE(&vw->vw_buf);
1107 /* XXX: KDB can handle history. */
1108 case SPCLKEY | FKEY | F(50): /* Arrow up. */
1109 vw->vw_kbdsq = "\x1b[A";
1111 case SPCLKEY | FKEY | F(58): /* Arrow down. */
1112 vw->vw_kbdsq = "\x1b[B";
1114 case SPCLKEY | FKEY | F(55): /* Arrow right. */
1115 vw->vw_kbdsq = "\x1b[C";
1117 case SPCLKEY | FKEY | F(53): /* Arrow left. */
1118 vw->vw_kbdsq = "\x1b[D";
1122 /* Force refresh to make scrollback work. */
1124 } else if (KEYFLAGS(c) == 0) {
1125 return (KEYCHAR(c));
1128 if (vw->vw_kbdsq && *vw->vw_kbdsq)
1129 return (*vw->vw_kbdsq++);
1135 vtterm_opened(struct terminal *tm, int opened)
1137 struct vt_window *vw = tm->tm_softc;
1138 struct vt_device *vd = vw->vw_device;
1141 vd->vd_flags &= ~VDF_SPLASH;
1143 vw->vw_flags |= VWF_OPENED;
1145 vw->vw_flags &= ~VWF_OPENED;
1146 /* TODO: finish ACQ/REL */
1152 vt_change_font(struct vt_window *vw, struct vt_font *vf)
1154 struct vt_device *vd = vw->vw_device;
1155 struct terminal *tm = vw->vw_terminal;
1162 * Changing fonts is a little tricky. We must prevent
1163 * simultaneous access to the device, so we must stop
1164 * the display timer and the terminal from accessing.
1165 * We need to switch fonts and grow our screen buffer.
1167 * XXX: Right now the code uses terminal_mute() to
1168 * prevent data from reaching the console driver while
1169 * resizing the screen buffer. This isn't elegant...
1173 if (vw->vw_flags & VWF_BUSY) {
1174 /* Another process is changing the font. */
1178 if (vd->vd_flags & VDF_TEXTMODE) {
1179 /* Our device doesn't need fonts. */
1183 vw->vw_flags |= VWF_BUSY;
1186 vt_termsize(vd, vf, &size);
1187 vt_winsize(vd, vf, &wsz);
1188 /* Save offset to font aligned area. */
1189 vd->vd_offset.tp_col = (vd->vd_width % vf->vf_width) / 2;
1190 vd->vd_offset.tp_row = (vd->vd_height % vf->vf_height) / 2;
1192 /* Grow the screen buffer and terminal. */
1193 terminal_mute(tm, 1);
1194 vtbuf_grow(&vw->vw_buf, &size, vw->vw_buf.vb_history_size);
1195 terminal_set_winsize_blank(tm, &wsz, 0, NULL);
1196 terminal_mute(tm, 0);
1198 /* Actually apply the font to the current window. */
1200 if (vw->vw_font != vf) {
1202 * In case vt_change_font called to update size we don't need
1203 * to update font link.
1205 vtfont_unref(vw->vw_font);
1206 vw->vw_font = vtfont_ref(vf);
1209 /* Force a full redraw the next timer tick. */
1210 if (vd->vd_curwindow == vw)
1211 vd->vd_flags |= VDF_INVALID;
1212 vw->vw_flags &= ~VWF_BUSY;
1218 vt_set_border(struct vt_window *vw, struct vt_font *vf, term_color_t c)
1220 struct vt_device *vd = vw->vw_device;
1221 int x, y, off_x, off_y;
1223 if (vd->vd_driver->vd_drawrect == NULL)
1226 x = vd->vd_width - 1;
1227 y = vd->vd_height - 1;
1228 off_x = vd->vd_offset.tp_col;
1229 off_y = vd->vd_offset.tp_row;
1233 vd->vd_driver->vd_drawrect(vd, 0, 0, x, off_y - 1, 1, c);
1236 vd->vd_driver->vd_drawrect(vd, 0, off_y, off_x - 1, y - off_y,
1238 /* Right bar. May be 1 pixel wider than necessary due to rounding. */
1239 vd->vd_driver->vd_drawrect(vd, x - off_x, off_y, x, y - off_y, 1, c);
1240 /* Bottom bar. May be 1 mixel taller than necessary due to rounding. */
1241 vd->vd_driver->vd_drawrect(vd, 0, y - off_y, x, y, 1, c);
1247 vt_proc_alive(struct vt_window *vw)
1251 if (vw->vw_smode.mode != VT_PROCESS)
1255 if ((p = pfind(vw->vw_pid)) != NULL)
1257 if (vw->vw_proc == p)
1260 vw->vw_smode.mode = VT_AUTO;
1261 DPRINTF(1, "vt controlling process %d died\n", vw->vw_pid);
1268 signal_vt_rel(struct vt_window *vw)
1271 if (vw->vw_smode.mode != VT_PROCESS)
1273 if (vw->vw_proc == NULL || vt_proc_alive(vw) == FALSE) {
1278 vw->vw_flags |= VWF_SWWAIT_REL;
1279 PROC_LOCK(vw->vw_proc);
1280 kern_psignal(vw->vw_proc, vw->vw_smode.relsig);
1281 PROC_UNLOCK(vw->vw_proc);
1282 DPRINTF(1, "sending relsig to %d\n", vw->vw_pid);
1287 signal_vt_acq(struct vt_window *vw)
1290 if (vw->vw_smode.mode != VT_PROCESS)
1292 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW])
1293 cnavailable(vw->vw_terminal->consdev, FALSE);
1294 if (vw->vw_proc == NULL || vt_proc_alive(vw) == FALSE) {
1299 vw->vw_flags |= VWF_SWWAIT_ACQ;
1300 PROC_LOCK(vw->vw_proc);
1301 kern_psignal(vw->vw_proc, vw->vw_smode.acqsig);
1302 PROC_UNLOCK(vw->vw_proc);
1303 DPRINTF(1, "sending acqsig to %d\n", vw->vw_pid);
1308 finish_vt_rel(struct vt_window *vw, int release, int *s)
1311 if (vw->vw_flags & VWF_SWWAIT_REL) {
1312 vw->vw_flags &= ~VWF_SWWAIT_REL;
1314 callout_drain(&vw->vw_proc_dead_timer);
1315 vt_late_window_switch(vw->vw_switch_to);
1323 finish_vt_acq(struct vt_window *vw)
1326 if (vw->vw_flags & VWF_SWWAIT_ACQ) {
1327 vw->vw_flags &= ~VWF_SWWAIT_ACQ;
1333 #ifndef SC_NO_CUTPASTE
1335 vt_mouse_terminput_button(struct vt_device *vd, int button)
1337 struct vt_window *vw;
1339 char mouseb[6] = "\x1B[M";
1342 vw = vd->vd_curwindow;
1345 /* Translate to char position. */
1346 x = vd->vd_mx / vf->vf_width;
1347 y = vd->vd_my / vf->vf_height;
1348 /* Avoid overflow. */
1349 x = MIN(x, 255 - '!');
1350 y = MIN(y, 255 - '!');
1352 mouseb[3] = ' ' + button;
1353 mouseb[4] = '!' + x;
1354 mouseb[5] = '!' + y;
1356 for (i = 0; i < sizeof(mouseb); i++ )
1357 terminal_input_char(vw->vw_terminal, mouseb[i]);
1361 vt_mouse_terminput(struct vt_device *vd, int type, int x, int y, int event,
1366 case MOUSE_BUTTON_EVENT:
1368 /* Mouse button pressed. */
1369 if (event & MOUSE_BUTTON1DOWN)
1370 vt_mouse_terminput_button(vd, 0);
1371 if (event & MOUSE_BUTTON2DOWN)
1372 vt_mouse_terminput_button(vd, 1);
1373 if (event & MOUSE_BUTTON3DOWN)
1374 vt_mouse_terminput_button(vd, 2);
1376 /* Mouse button released. */
1377 vt_mouse_terminput_button(vd, 3);
1381 case MOUSE_MOTION_EVENT:
1382 if (mouse->u.data.z < 0) {
1384 sc_mouse_input_button(vd, 64);
1385 } else if (mouse->u.data.z > 0) {
1387 sc_mouse_input_button(vd, 65);
1395 vt_mouse_event(int type, int x, int y, int event, int cnt, int mlevel)
1397 struct vt_device *vd;
1398 struct vt_window *vw;
1405 vw = vd->vd_curwindow;
1409 if (vw->vw_flags & VWF_MOUSE_HIDE)
1410 return; /* Mouse disabled. */
1412 if (vf == NULL) /* Text mode. */
1416 * TODO: add flag about pointer position changed, to not redraw chars
1417 * under mouse pointer when nothing changed.
1420 if (vw->vw_mouse_level > 0)
1421 vt_mouse_terminput(vd, type, x, y, event, cnt);
1425 case MOUSE_MOTION_EVENT:
1430 vt_termsize(vd, vf, &size);
1435 x = MIN(x, (size.tp_col * vf->vf_width) - 1);
1436 y = MIN(y, (size.tp_row * vf->vf_height) - 1);
1440 if ((vd->vd_mstate & MOUSE_BUTTON1DOWN) &&
1441 (vtbuf_set_mark(&vw->vw_buf, VTB_MARK_MOVE,
1442 vd->vd_mx / vf->vf_width,
1443 vd->vd_my / vf->vf_height) == 1)) {
1446 * We have something marked to copy, so update pointer
1447 * to window with selection.
1449 vd->vd_markedwin = vw;
1452 case MOUSE_BUTTON_EVENT:
1460 case MOUSE_BUTTON1DOWN:
1463 mark = VTB_MARK_END;
1465 case 1: /* single click: start cut operation */
1466 mark = VTB_MARK_START;
1468 case 2: /* double click: cut a word */
1469 mark = VTB_MARK_WORD;
1471 case 3: /* triple click: cut a line */
1472 mark = VTB_MARK_ROW;
1476 case VT_MOUSE_PASTEBUTTON:
1481 if (vd->vd_markedwin == NULL)
1483 /* Get current selecton size in bytes. */
1484 len = vtbuf_get_marked_len(&vd->vd_markedwin->vw_buf);
1488 buf = malloc(len, M_VT, M_WAITOK | M_ZERO);
1489 /* Request cupy/paste buffer data, no more than `len' */
1490 vtbuf_extract_marked(&vd->vd_markedwin->vw_buf, buf,
1493 len /= sizeof(term_char_t);
1494 for (i = 0; i < len; i++ ) {
1497 terminal_input_char(vw->vw_terminal, buf[i]);
1500 /* Done, so cleanup. */
1505 case VT_MOUSE_EXTENDBUTTON:
1508 if (!(vd->vd_mstate & MOUSE_BUTTON1DOWN))
1509 mark = VTB_MARK_EXTEND;
1514 mark = VTB_MARK_EXTEND;
1522 /* Save buttons state. */
1524 vd->vd_mstate |= event;
1526 vd->vd_mstate &= ~event;
1528 if (vtbuf_set_mark(&vw->vw_buf, mark, vd->vd_mx / vf->vf_width,
1529 vd->vd_my / vf->vf_height) == 1) {
1531 * We have something marked to copy, so update pointer to
1532 * window with selection.
1534 vd->vd_markedwin = vw;
1539 vt_mouse_state(int show)
1541 struct vt_device *vd;
1542 struct vt_window *vw;
1545 vw = vd->vd_curwindow;
1549 vw->vw_flags |= VWF_MOUSE_HIDE;
1552 vw->vw_flags &= ~VWF_MOUSE_HIDE;
1557 * Mark mouse position as dirty.
1559 * FIXME: See comments in vt_flush().
1561 vtbuf_mouse_cursor_position(&vw->vw_buf,
1562 vd->vd_mx / vw->vw_font->vf_width,
1563 vd->vd_my / vw->vw_font->vf_height);
1568 vtterm_mmap(struct terminal *tm, vm_ooffset_t offset, vm_paddr_t * paddr,
1569 int nprot, vm_memattr_t *memattr)
1571 struct vt_window *vw = tm->tm_softc;
1572 struct vt_device *vd = vw->vw_device;
1574 if (vd->vd_driver->vd_fb_mmap)
1575 return (vd->vd_driver->vd_fb_mmap(vd, offset, paddr, nprot,
1582 vtterm_ioctl(struct terminal *tm, u_long cmd, caddr_t data,
1585 struct vt_window *vw = tm->tm_softc;
1586 struct vt_device *vd = vw->vw_device;
1589 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
1590 defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
1601 cmd = VT_WAITACTIVE;
1627 ival = IOCPARM_IVAL(data);
1628 data = (caddr_t)&ival;
1633 case KDSETRAD: /* set keyboard repeat & delay rates (old) */
1634 if (*(int *)data & ~0x7f)
1638 case GIO_DEADKEYMAP:
1639 case PIO_DEADKEYMAP:
1644 case KDSKBSTATE: /* set keyboard state (locks) */
1645 case KDGKBSTATE: /* get keyboard state (locks) */
1646 case KDGETREPEAT: /* get keyboard repeat & delay rates */
1647 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */
1648 case KDSETLED: /* set keyboard LED status */
1649 case KDGETLED: /* get keyboard LED status */
1650 case KBADDKBD: /* add/remove keyboard to/from mux */
1655 kbd = kbd_get_keyboard(vd->vd_keyboard);
1657 error = kbdd_ioctl(kbd, cmd, data);
1659 if (error == ENOIOCTL) {
1660 if (cmd == KDGKBTYPE) {
1661 /* always return something? XXX */
1673 kbd = kbd_get_keyboard(vd->vd_keyboard);
1675 kbdd_ioctl(kbd, KDGKBMODE, (void *)&mode);
1678 DPRINTF(20, "mode %d, vw_kbdmode %d\n", mode, vw->vw_kbdmode);
1679 *(int *)data = mode;
1685 mode = *(int *)data;
1690 vw->vw_kbdmode = mode;
1691 if (vw == vd->vd_curwindow) {
1696 kbd = kbd_get_keyboard(vd->vd_keyboard);
1698 error = kbdd_ioctl(kbd, KDSKBMODE,
1709 case FBIO_GETWINORG: /* get frame buffer window origin */
1710 case FBIO_GETDISPSTART: /* get display start address */
1711 case FBIO_GETLINEWIDTH: /* get scan line width in bytes */
1712 case FBIO_BLANK: /* blank display */
1713 if (vd->vd_driver->vd_fb_ioctl)
1714 return (vd->vd_driver->vd_fb_ioctl(vd, cmd, data, td));
1716 case CONS_BLANKTIME:
1721 *(int *)data = M_CG640x480;
1723 case CONS_BELLTYPE: /* set bell type sound */
1724 if ((*(int *)data) & CONS_QUIET_BELL)
1725 vd->vd_flags |= VDF_QUIET_BELL;
1727 vd->vd_flags &= ~VDF_QUIET_BELL;
1729 case CONS_GETINFO: {
1730 vid_info_t *vi = (vid_info_t *)data;
1732 vi->m_num = vd->vd_curwindow->vw_number + 1;
1733 /* XXX: other fields! */
1737 *(int *)data = 0x200;
1742 case CONS_MOUSECTL: {
1743 mouse_info_t *mouse = (mouse_info_t*)data;
1746 * All the commands except MOUSE_SHOW nd MOUSE_HIDE
1747 * should not be applied to individual TTYs, but only to
1750 switch (mouse->operation) {
1752 if (vd->vd_flags & VDF_MOUSECURSOR) {
1753 vd->vd_flags &= ~VDF_MOUSECURSOR;
1754 #ifndef SC_NO_CUTPASTE
1755 vt_mouse_state(VT_MOUSE_HIDE);
1760 if (!(vd->vd_flags & VDF_MOUSECURSOR)) {
1761 vd->vd_flags |= VDF_MOUSECURSOR;
1762 vd->vd_mx = vd->vd_width / 2;
1763 vd->vd_my = vd->vd_height / 2;
1764 #ifndef SC_NO_CUTPASTE
1765 vt_mouse_state(VT_MOUSE_SHOW);
1776 error = vtfont_load((void *)data, &vf);
1780 error = vt_change_font(vw, vf);
1782 /* XXX: replace 0 with current bg color. */
1783 vt_set_border(vw, vf, 0);
1789 scrmap_t *sm = (scrmap_t *)data;
1791 /* We don't have screen maps, so return a handcrafted one. */
1792 for (i = 0; i < 256; i++)
1799 case KDENABIO: /* allow io operations */
1800 error = priv_check(td, PRIV_IO);
1803 error = securelevel_gt(td->td_ucred, 0);
1806 #if defined(__i386__)
1807 td->td_frame->tf_eflags |= PSL_IOPL;
1808 #elif defined(__amd64__)
1809 td->td_frame->tf_rflags |= PSL_IOPL;
1812 case KDDISABIO: /* disallow io operations (default) */
1813 #if defined(__i386__)
1814 td->td_frame->tf_eflags &= ~PSL_IOPL;
1815 #elif defined(__amd64__)
1816 td->td_frame->tf_rflags &= ~PSL_IOPL;
1819 case KDMKTONE: /* sound the bell */
1820 vtterm_beep(tm, *(u_int *)data);
1822 case KIOCSOUND: /* make tone (*data) hz */
1825 case CONS_SETKBD: /* set the new keyboard */
1828 if (vd->vd_keyboard != *(int *)data) {
1829 kbd = kbd_get_keyboard(*(int *)data);
1834 i = kbd_allocate(kbd->kb_name, kbd->kb_unit,
1835 (void *)vd, vt_kbdevent, vd);
1837 if (vd->vd_keyboard != -1) {
1838 kbd_release(kbd, (void *)vd);
1840 kbd = kbd_get_keyboard(i);
1841 vd->vd_keyboard = i;
1843 (void)kbdd_ioctl(kbd, KDSKBMODE,
1844 (caddr_t)&vd->vd_curwindow->vw_kbdmode);
1846 error = EPERM; /* XXX */
1851 case CONS_RELKBD: /* release the current keyboard */
1854 if (vd->vd_keyboard != -1) {
1855 kbd = kbd_get_keyboard(vd->vd_keyboard);
1860 error = kbd_release(kbd, (void *)vd);
1862 vd->vd_keyboard = -1;
1869 win = *(int *)data - 1;
1870 DPRINTF(5, "%s%d: VT_ACTIVATE ttyv%d ", SC_DRIVER_NAME,
1872 if ((win > VT_MAXWINDOWS) || (win < 0))
1874 return (vt_proc_window_switch(vd->vd_windows[win]));
1877 *(int *)data = vd->vd_curwindow->vw_number + 1;
1880 *(int *)data = vw->vw_number + 1;
1883 /* TODO: Check current state, switching can be in progress. */
1884 if ((*(int *)data) == 0x01)
1885 vw->vw_flags |= VWF_VTYLOCK;
1886 else if ((*(int *)data) == 0x02)
1887 vw->vw_flags &= ~VWF_VTYLOCK;
1893 for (i = 0; i < VT_MAXWINDOWS; i++) {
1894 vw = vd->vd_windows[i];
1897 if (!(vw->vw_flags & VWF_OPENED)) {
1898 *(int *)data = vw->vw_number + 1;
1908 i = *(unsigned int *)data;
1909 if (i > VT_MAXWINDOWS)
1912 vw = vd->vd_windows[i - 1];
1915 while (vd->vd_curwindow != vw && error == 0)
1916 error = cv_wait_sig(&vd->vd_winswitch, &vd->vd_lock);
1919 case VT_SETMODE: { /* set screen switcher mode */
1920 struct vt_mode *mode;
1923 mode = (struct vt_mode *)data;
1924 DPRINTF(5, "%s%d: VT_SETMODE ", SC_DRIVER_NAME, VT_UNIT(vw));
1925 if (vw->vw_smode.mode == VT_PROCESS) {
1926 p1 = pfind(vw->vw_pid);
1927 if (vw->vw_proc == p1 && vw->vw_proc != td->td_proc) {
1930 DPRINTF(5, "error EPERM\n");
1936 if (mode->mode == VT_AUTO) {
1937 vw->vw_smode.mode = VT_AUTO;
1940 DPRINTF(5, "VT_AUTO, ");
1941 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW])
1942 cnavailable(vw->vw_terminal->consdev, TRUE);
1943 /* were we in the middle of the vty switching process? */
1944 if (finish_vt_rel(vw, TRUE, &s) == 0)
1945 DPRINTF(5, "reset WAIT_REL, ");
1946 if (finish_vt_acq(vw) == 0)
1947 DPRINTF(5, "reset WAIT_ACQ, ");
1949 } else if (mode->mode == VT_PROCESS) {
1950 if (!ISSIGVALID(mode->relsig) ||
1951 !ISSIGVALID(mode->acqsig) ||
1952 !ISSIGVALID(mode->frsig)) {
1953 DPRINTF(5, "error EINVAL\n");
1956 DPRINTF(5, "VT_PROCESS %d, ", td->td_proc->p_pid);
1957 bcopy(data, &vw->vw_smode, sizeof(struct vt_mode));
1958 vw->vw_proc = td->td_proc;
1959 vw->vw_pid = vw->vw_proc->p_pid;
1960 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW])
1961 cnavailable(vw->vw_terminal->consdev, FALSE);
1963 DPRINTF(5, "VT_SETMODE failed, unknown mode %d\n",
1970 case VT_GETMODE: /* get screen switcher mode */
1971 bcopy(&vw->vw_smode, data, sizeof(struct vt_mode));
1974 case VT_RELDISP: /* screen switcher ioctl */
1976 * This must be the current vty which is in the VT_PROCESS
1979 if ((vw != vd->vd_curwindow) || (vw->vw_smode.mode !=
1983 /* ...and this process is controlling it. */
1984 if (vw->vw_proc != td->td_proc) {
1988 switch(*(int *)data) {
1989 case VT_FALSE: /* user refuses to release screen, abort */
1990 if ((error = finish_vt_rel(vw, FALSE, &s)) == 0)
1991 DPRINTF(5, "%s%d: VT_RELDISP: VT_FALSE\n",
1992 SC_DRIVER_NAME, VT_UNIT(vw));
1994 case VT_TRUE: /* user has released screen, go on */
1995 /* finish_vt_rel(..., TRUE, ...) should not be locked */
1996 if (vw->vw_flags & VWF_SWWAIT_REL) {
1997 if ((error = finish_vt_rel(vw, TRUE, &s)) == 0)
1998 DPRINTF(5, "%s%d: VT_RELDISP: VT_TRUE\n",
1999 SC_DRIVER_NAME, VT_UNIT(vw));
2004 case VT_ACKACQ: /* acquire acknowledged, switch completed */
2005 if ((error = finish_vt_acq(vw)) == 0)
2006 DPRINTF(5, "%s%d: VT_RELDISP: VT_ACKACQ\n",
2007 SC_DRIVER_NAME, VT_UNIT(vw));
2018 static struct vt_window *
2019 vt_allocate_window(struct vt_device *vd, unsigned int window)
2021 struct vt_window *vw;
2022 struct terminal *tm;
2026 vw = malloc(sizeof *vw, M_VT, M_WAITOK|M_ZERO);
2028 vw->vw_number = window;
2029 vw->vw_kbdmode = K_XLATE;
2031 if ((vd->vd_flags & VDF_TEXTMODE) == 0)
2032 vw->vw_font = vtfont_ref(&vt_font_default);
2034 vt_termsize(vd, vw->vw_font, &size);
2035 vt_winsize(vd, vw->vw_font, &wsz);
2036 vtbuf_init(&vw->vw_buf, &size);
2038 tm = vw->vw_terminal = terminal_alloc(&vt_termclass, vw);
2039 terminal_set_winsize(tm, &wsz);
2040 vd->vd_windows[window] = vw;
2041 callout_init(&vw->vw_proc_dead_timer, 0);
2047 vt_upgrade(struct vt_device *vd)
2049 struct vt_window *vw;
2052 if (!vty_enabled(VTY_VT))
2055 for (i = 0; i < VT_MAXWINDOWS; i++) {
2056 vw = vd->vd_windows[i];
2059 vw = vt_allocate_window(vd, i);
2061 if (!(vw->vw_flags & VWF_READY)) {
2062 callout_init(&vw->vw_proc_dead_timer, 0);
2063 terminal_maketty(vw->vw_terminal, "v%r", VT_UNIT(vw));
2064 vw->vw_flags |= VWF_READY;
2065 if (vw->vw_flags & VWF_CONSOLE) {
2066 /* For existing console window. */
2067 EVENTHANDLER_REGISTER(shutdown_pre_sync,
2068 vt_window_switch, vw, SHUTDOWN_PRI_DEFAULT);
2074 if (vd->vd_curwindow == NULL)
2075 vd->vd_curwindow = vd->vd_windows[VT_CONSWINDOW];
2077 if (!(vd->vd_flags & VDF_ASYNC)) {
2078 /* Attach keyboard. */
2079 vt_allocate_keyboard(vd);
2081 /* Init 25 Hz timer. */
2082 callout_init_mtx(&vd->vd_timer, &vd->vd_lock, 0);
2084 /* Start timer when everything ready. */
2085 vd->vd_flags |= VDF_ASYNC;
2086 callout_reset(&vd->vd_timer, hz / VT_TIMERFREQ, vt_timer, vd);
2091 /* Refill settings with new sizes. */
2096 vt_resize(struct vt_device *vd)
2098 struct vt_window *vw;
2101 for (i = 0; i < VT_MAXWINDOWS; i++) {
2102 vw = vd->vd_windows[i];
2104 /* Assign default font to window, if not textmode. */
2105 if (!(vd->vd_flags & VDF_TEXTMODE) && vw->vw_font == NULL)
2106 vw->vw_font = vtfont_ref(&vt_font_default);
2108 /* Resize terminal windows */
2109 while (vt_change_font(vw, vw->vw_font) == EBUSY) {
2110 DPRINTF(100, "%s: vt_change_font() is busy, "
2111 "window %d\n", __func__, i);
2117 vt_allocate(struct vt_driver *drv, void *softc)
2119 struct vt_device *vd;
2121 if (!vty_enabled(VTY_VT))
2124 if (main_vd->vd_driver == NULL) {
2125 main_vd->vd_driver = drv;
2126 printf("VT: initialize with new VT driver \"%s\".\n",
2130 * Check if have rights to replace current driver. For example:
2131 * it is bad idea to replace KMS driver with generic VGA one.
2133 if (drv->vd_priority <= main_vd->vd_driver->vd_priority) {
2134 printf("VT: Driver priority %d too low. Current %d\n ",
2135 drv->vd_priority, main_vd->vd_driver->vd_priority);
2138 printf("VT: Replacing driver \"%s\" with new \"%s\".\n",
2139 main_vd->vd_driver->vd_name, drv->vd_name);
2143 if (drv->vd_maskbitbltchr == NULL)
2144 drv->vd_maskbitbltchr = drv->vd_bitbltchr;
2146 if (vd->vd_flags & VDF_ASYNC) {
2147 /* Stop vt_flush periodic task. */
2148 callout_drain(&vd->vd_timer);
2150 * Mute current terminal until we done. vt_change_font (called
2151 * from vt_resize) will unmute it.
2153 terminal_mute(vd->vd_curwindow->vw_terminal, 1);
2157 * Reset VDF_TEXTMODE flag, driver who require that flag (vt_vga) will
2160 vd->vd_flags &= ~VDF_TEXTMODE;
2162 vd->vd_driver = drv;
2163 vd->vd_softc = softc;
2164 vd->vd_driver->vd_init(vd);
2167 /* Update windows sizes and initialize last items. */
2171 if (vd->vd_flags & VDF_SPLASH)
2175 if (vd->vd_flags & VDF_ASYNC) {
2176 /* Allow to put chars now. */
2177 terminal_mute(vd->vd_curwindow->vw_terminal, 0);
2178 /* Rerun timer for screen updates. */
2179 callout_schedule(&vd->vd_timer, hz / VT_TIMERFREQ);
2183 * Register as console. If it already registered, cnadd() will ignore
2186 termcn_cnregister(vd->vd_windows[VT_CONSWINDOW]->vw_terminal);
2193 if (vt_suspendswitch == 0)
2195 /* Save current window. */
2196 main_vd->vd_savedwindow = main_vd->vd_curwindow;
2197 /* Ask holding process to free window and switch to console window */
2198 vt_proc_window_switch(main_vd->vd_windows[VT_CONSWINDOW]);
2205 if (vt_suspendswitch == 0)
2207 /* Switch back to saved window */
2208 if (main_vd->vd_savedwindow != NULL)
2209 vt_proc_window_switch(main_vd->vd_savedwindow);
2210 main_vd->vd_savedwindow = NULL;