vt_core.c revision 268366
1/*- 2 * Copyright (c) 2009, 2013 The FreeBSD Foundation 3 * All rights reserved. 4 * 5 * This software was developed by Ed Schouten under sponsorship from the 6 * FreeBSD Foundation. 7 * 8 * Portions of this software were developed by Oleksandr Rybalko 9 * under sponsorship from the FreeBSD Foundation. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 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. 19 * 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 30 * SUCH DAMAGE. 31 */ 32 33#include <sys/cdefs.h> 34__FBSDID("$FreeBSD: stable/10/sys/dev/vt/vt_core.c 268366 2014-07-07 14:16:05Z ray $"); 35 36#include "opt_compat.h" 37 38#include <sys/param.h> 39#include <sys/consio.h> 40#include <sys/eventhandler.h> 41#include <sys/fbio.h> 42#include <sys/kbio.h> 43#include <sys/kdb.h> 44#include <sys/kernel.h> 45#include <sys/lock.h> 46#include <sys/malloc.h> 47#include <sys/mutex.h> 48#include <sys/priv.h> 49#include <sys/proc.h> 50#include <sys/reboot.h> 51#include <sys/systm.h> 52#include <sys/terminal.h> 53 54#include <dev/kbd/kbdreg.h> 55#include <dev/vt/vt.h> 56 57#if defined(__i386__) || defined(__amd64__) 58#include <machine/psl.h> 59#include <machine/frame.h> 60#endif 61 62static tc_bell_t vtterm_bell; 63static tc_cursor_t vtterm_cursor; 64static tc_putchar_t vtterm_putchar; 65static tc_fill_t vtterm_fill; 66static tc_copy_t vtterm_copy; 67static tc_param_t vtterm_param; 68static tc_done_t vtterm_done; 69 70static tc_cnprobe_t vtterm_cnprobe; 71static tc_cngetc_t vtterm_cngetc; 72 73static tc_opened_t vtterm_opened; 74static tc_ioctl_t vtterm_ioctl; 75static tc_mmap_t vtterm_mmap; 76 77const 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, 85 86 .tc_cnprobe = vtterm_cnprobe, 87 .tc_cngetc = vtterm_cngetc, 88 89 .tc_opened = vtterm_opened, 90 .tc_ioctl = vtterm_ioctl, 91 .tc_mmap = vtterm_mmap, 92}; 93 94/* 95 * Use a constant timer of 25 Hz to redraw the screen. 96 * 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. 101 */ 102#define VT_TIMERFREQ 25 103 104/* Bell pitch/duration. */ 105#define VT_BELLDURATION ((5 * hz + 99) / 100) 106#define VT_BELLPITCH 800 107 108#define VT_LOCK(vd) mtx_lock(&(vd)->vd_lock) 109#define VT_UNLOCK(vd) mtx_unlock(&(vd)->vd_lock) 110 111#define VT_UNIT(vw) ((vw)->vw_device->vd_unit * VT_MAXWINDOWS + \ 112 (vw)->vw_number) 113 114/* XXX while syscons is here. */ 115int sc_txtmouse_no_retrace_wait; 116 117static SYSCTL_NODE(_kern, OID_AUTO, vt, CTLFLAG_RD, 0, "vt(9) parameters"); 118VT_SYSCTL_INT(enable_altgr, 1, "Enable AltGr key (Do not assume R.Alt as Alt)"); 119VT_SYSCTL_INT(debug, 0, "vt(9) debug level"); 120VT_SYSCTL_INT(deadtimer, 15, "Time to wait busy process in VT_PROCESS mode"); 121VT_SYSCTL_INT(suspendswitch, 1, "Switch to VT0 before suspend"); 122 123static struct vt_device vt_consdev; 124static unsigned int vt_unit = 0; 125static MALLOC_DEFINE(M_VT, "vt", "vt device"); 126struct vt_device *main_vd = &vt_consdev; 127 128/* Boot logo. */ 129extern unsigned int vt_logo_width; 130extern unsigned int vt_logo_height; 131extern unsigned int vt_logo_depth; 132extern unsigned char vt_logo_image[]; 133 134/* Font. */ 135extern struct vt_font vt_font_default; 136#ifndef SC_NO_CUTPASTE 137extern struct mouse_cursor vt_default_mouse_pointer; 138#endif 139 140static int signal_vt_rel(struct vt_window *); 141static int signal_vt_acq(struct vt_window *); 142static int finish_vt_rel(struct vt_window *, int, int *); 143static int finish_vt_acq(struct vt_window *); 144static int vt_window_switch(struct vt_window *); 145static int vt_late_window_switch(struct vt_window *); 146static int vt_proc_alive(struct vt_window *); 147static void vt_resize(struct vt_device *); 148static void vt_update_static(void *); 149 150SET_DECLARE(vt_drv_set, struct vt_driver); 151 152#define _VTDEFH MAX(100, PIXEL_HEIGHT(VT_FB_DEFAULT_HEIGHT)) 153#define _VTDEFW MAX(200, PIXEL_WIDTH(VT_FB_DEFAULT_WIDTH)) 154 155static struct terminal vt_consterm; 156static struct vt_window vt_conswindow; 157static struct vt_device vt_consdev = { 158 .vd_driver = NULL, 159 .vd_softc = NULL, 160 .vd_flags = VDF_INVALID, 161 .vd_windows = { [VT_CONSWINDOW] = &vt_conswindow, }, 162 .vd_curwindow = &vt_conswindow, 163 .vd_markedwin = NULL, 164 .vd_kbstate = 0, 165}; 166static term_char_t vt_constextbuf[(_VTDEFW) * (VBF_DEFAULT_HISTORY_SIZE)]; 167static term_char_t *vt_constextbufrows[VBF_DEFAULT_HISTORY_SIZE]; 168static struct vt_window vt_conswindow = { 169 .vw_number = VT_CONSWINDOW, 170 .vw_flags = VWF_CONSOLE, 171 .vw_buf = { 172 .vb_buffer = vt_constextbuf, 173 .vb_rows = vt_constextbufrows, 174 .vb_history_size = VBF_DEFAULT_HISTORY_SIZE, 175 .vb_curroffset = 0, 176 .vb_roffset = 0, 177 .vb_flags = VBF_STATIC, 178 .vb_mark_start = {.tp_row = 0, .tp_col = 0,}, 179 .vb_mark_end = {.tp_row = 0, .tp_col = 0,}, 180 .vb_scr_size = { 181 .tp_row = _VTDEFH, 182 .tp_col = _VTDEFW, 183 }, 184 }, 185 .vw_device = &vt_consdev, 186 .vw_terminal = &vt_consterm, 187 .vw_kbdmode = K_XLATE, 188}; 189static struct terminal vt_consterm = { 190 .tm_class = &vt_termclass, 191 .tm_softc = &vt_conswindow, 192 .tm_flags = TF_CONS, 193}; 194static struct consdev vt_consterm_consdev = { 195 .cn_ops = &termcn_cnops, 196 .cn_arg = &vt_consterm, 197 .cn_name = "ttyv0", 198}; 199 200/* Add to set of consoles. */ 201DATA_SET(cons_set, vt_consterm_consdev); 202 203/* 204 * Right after kmem is done to allow early drivers to use locking and allocate 205 * memory. 206 */ 207SYSINIT(vt_update_static, SI_SUB_KMEM, SI_ORDER_ANY, vt_update_static, 208 &vt_consdev); 209/* Delay until all devices attached, to not waste time. */ 210SYSINIT(vt_early_cons, SI_SUB_INT_CONFIG_HOOKS, SI_ORDER_ANY, vt_upgrade, 211 &vt_consdev); 212 213/* Initialize locks/mem depended members. */ 214static void 215vt_update_static(void *dummy) 216{ 217 218 if (!vty_enabled(VTY_VT)) 219 return; 220 if (main_vd->vd_driver != NULL) 221 printf("VT: running with driver \"%s\".\n", 222 main_vd->vd_driver->vd_name); 223 else 224 printf("VT: init without driver.\n"); 225 226 mtx_init(&main_vd->vd_lock, "vtdev", NULL, MTX_DEF); 227 cv_init(&main_vd->vd_winswitch, "vtwswt"); 228} 229 230static void 231vt_switch_timer(void *arg) 232{ 233 234 vt_late_window_switch((struct vt_window *)arg); 235} 236 237static int 238vt_window_preswitch(struct vt_window *vw, struct vt_window *curvw) 239{ 240 241 DPRINTF(40, "%s\n", __func__); 242 curvw->vw_switch_to = vw; 243 /* Set timer to allow switch in case when process hang. */ 244 callout_reset(&vw->vw_proc_dead_timer, hz * vt_deadtimer, 245 vt_switch_timer, (void *)vw); 246 /* Notify process about vt switch attempt. */ 247 DPRINTF(30, "%s: Notify process.\n", __func__); 248 signal_vt_rel(curvw); 249 250 return (0); 251} 252 253static int 254vt_window_postswitch(struct vt_window *vw) 255{ 256 257 signal_vt_acq(vw); 258 return (0); 259} 260 261/* vt_late_window_switch will done VT switching for regular case. */ 262static int 263vt_late_window_switch(struct vt_window *vw) 264{ 265 int ret; 266 267 callout_stop(&vw->vw_proc_dead_timer); 268 269 ret = vt_window_switch(vw); 270 if (ret) 271 return (ret); 272 273 /* Notify owner process about terminal availability. */ 274 if (vw->vw_smode.mode == VT_PROCESS) { 275 ret = vt_window_postswitch(vw); 276 } 277 return (ret); 278} 279 280/* Switch window. */ 281static int 282vt_proc_window_switch(struct vt_window *vw) 283{ 284 struct vt_window *curvw; 285 struct vt_device *vd; 286 int ret; 287 288 vd = vw->vw_device; 289 curvw = vd->vd_curwindow; 290 291 if (curvw->vw_flags & VWF_VTYLOCK) 292 return (EBUSY); 293 294 /* Ask current process permitions to switch away. */ 295 if (curvw->vw_smode.mode == VT_PROCESS) { 296 DPRINTF(30, "%s: VT_PROCESS ", __func__); 297 if (vt_proc_alive(curvw) == FALSE) { 298 DPRINTF(30, "Dead. Cleaning."); 299 /* Dead */ 300 } else { 301 DPRINTF(30, "%s: Signaling process.\n", __func__); 302 /* Alive, try to ask him. */ 303 ret = vt_window_preswitch(vw, curvw); 304 /* Wait for process answer or timeout. */ 305 return (ret); 306 } 307 DPRINTF(30, "\n"); 308 } 309 310 ret = vt_late_window_switch(vw); 311 return (ret); 312} 313 314/* Switch window ignoring process locking. */ 315static int 316vt_window_switch(struct vt_window *vw) 317{ 318 struct vt_device *vd = vw->vw_device; 319 struct vt_window *curvw = vd->vd_curwindow; 320 keyboard_t *kbd; 321 322 VT_LOCK(vd); 323 if (curvw == vw) { 324 /* Nothing to do. */ 325 VT_UNLOCK(vd); 326 return (0); 327 } 328 if (!(vw->vw_flags & (VWF_OPENED|VWF_CONSOLE))) { 329 VT_UNLOCK(vd); 330 return (EINVAL); 331 } 332 333 vd->vd_curwindow = vw; 334 vd->vd_flags |= VDF_INVALID; 335 cv_broadcast(&vd->vd_winswitch); 336 VT_UNLOCK(vd); 337 338 if (vd->vd_driver->vd_postswitch) 339 vd->vd_driver->vd_postswitch(vd); 340 341 /* Restore per-window keyboard mode. */ 342 mtx_lock(&Giant); 343 kbd = kbd_get_keyboard(vd->vd_keyboard); 344 if (kbd != NULL) { 345 kbdd_ioctl(kbd, KDSKBMODE, (void *)&vw->vw_kbdmode); 346 } 347 mtx_unlock(&Giant); 348 DPRINTF(10, "%s(ttyv%d) done\n", __func__, vw->vw_number); 349 350 return (0); 351} 352 353static inline void 354vt_termsize(struct vt_device *vd, struct vt_font *vf, term_pos_t *size) 355{ 356 357 size->tp_row = vd->vd_height; 358 size->tp_col = vd->vd_width; 359 if (vf != NULL) { 360 size->tp_row /= vf->vf_height; 361 size->tp_col /= vf->vf_width; 362 } 363} 364 365static inline void 366vt_winsize(struct vt_device *vd, struct vt_font *vf, struct winsize *size) 367{ 368 369 size->ws_row = size->ws_ypixel = vd->vd_height; 370 size->ws_col = size->ws_xpixel = vd->vd_width; 371 if (vf != NULL) { 372 size->ws_row /= vf->vf_height; 373 size->ws_col /= vf->vf_width; 374 } 375} 376 377static void 378vt_scroll(struct vt_window *vw, int offset, int whence) 379{ 380 int diff; 381 term_pos_t size; 382 383 if ((vw->vw_flags & VWF_SCROLL) == 0) 384 return; 385 386 vt_termsize(vw->vw_device, vw->vw_font, &size); 387 388 diff = vthistory_seek(&vw->vw_buf, offset, whence); 389 /* 390 * Offset changed, please update Nth lines on sceen. 391 * +N - Nth lines at top; 392 * -N - Nth lines at bottom. 393 */ 394 395 if (diff < -size.tp_row || diff > size.tp_row) { 396 vw->vw_device->vd_flags |= VDF_INVALID; 397 return; 398 } 399 vw->vw_device->vd_flags |= VDF_INVALID; /*XXX*/ 400} 401 402static int 403vt_machine_kbdevent(int c) 404{ 405 406 switch (c) { 407 case SPCLKEY | DBG: 408 kdb_enter(KDB_WHY_BREAK, "manual escape to debugger"); 409 return (1); 410 case SPCLKEY | RBT: 411 /* XXX: Make this configurable! */ 412 shutdown_nice(0); 413 return (1); 414 case SPCLKEY | HALT: 415 shutdown_nice(RB_HALT); 416 return (1); 417 case SPCLKEY | PDWN: 418 shutdown_nice(RB_HALT|RB_POWEROFF); 419 return (1); 420 }; 421 422 return (0); 423} 424 425static void 426vt_scrollmode_kbdevent(struct vt_window *vw, int c, int console) 427{ 428 struct vt_device *vd; 429 term_pos_t size; 430 431 vd = vw->vw_device; 432 /* Only special keys handled in ScrollLock mode */ 433 if ((c & SPCLKEY) == 0) 434 return; 435 436 c &= ~SPCLKEY; 437 438 if (console == 0) { 439 if (c >= F_SCR && c <= MIN(L_SCR, F_SCR + VT_MAXWINDOWS - 1)) { 440 vw = vd->vd_windows[c - F_SCR]; 441 if (vw != NULL) 442 vt_proc_window_switch(vw); 443 return; 444 } 445 VT_LOCK(vd); 446 } 447 448 switch (c) { 449 case SLK: { 450 /* Turn scrolling off. */ 451 vt_scroll(vw, 0, VHS_END); 452 VTBUF_SLCK_DISABLE(&vw->vw_buf); 453 vw->vw_flags &= ~VWF_SCROLL; 454 break; 455 } 456 case FKEY | F(49): /* Home key. */ 457 vt_scroll(vw, 0, VHS_SET); 458 break; 459 case FKEY | F(50): /* Arrow up. */ 460 vt_scroll(vw, -1, VHS_CUR); 461 break; 462 case FKEY | F(51): /* Page up. */ 463 vt_termsize(vd, vw->vw_font, &size); 464 vt_scroll(vw, -size.tp_row, VHS_CUR); 465 break; 466 case FKEY | F(57): /* End key. */ 467 vt_scroll(vw, 0, VHS_END); 468 break; 469 case FKEY | F(58): /* Arrow down. */ 470 vt_scroll(vw, 1, VHS_CUR); 471 break; 472 case FKEY | F(59): /* Page down. */ 473 vt_termsize(vd, vw->vw_font, &size); 474 vt_scroll(vw, size.tp_row, VHS_CUR); 475 break; 476 } 477 478 if (console == 0) 479 VT_UNLOCK(vd); 480} 481 482static int 483vt_processkey(keyboard_t *kbd, struct vt_device *vd, int c) 484{ 485 struct vt_window *vw = vd->vd_curwindow; 486 int state = 0; 487 488#if VT_ALT_TO_ESC_HACK 489 if (c & RELKEY) { 490 switch (c & ~RELKEY) { 491 case (SPCLKEY | RALT): 492 if (vt_enable_altgr != 0) 493 break; 494 case (SPCLKEY | LALT): 495 vd->vd_kbstate &= ~ALKED; 496 } 497 /* Other keys ignored for RELKEY event. */ 498 return (0); 499 } else { 500 switch (c & ~RELKEY) { 501 case (SPCLKEY | RALT): 502 if (vt_enable_altgr != 0) 503 break; 504 case (SPCLKEY | LALT): 505 vd->vd_kbstate |= ALKED; 506 } 507 } 508#else 509 if (c & RELKEY) 510 /* Other keys ignored for RELKEY event. */ 511 return (0); 512#endif 513 514 if (vt_machine_kbdevent(c)) 515 return (0); 516 517 if (vw->vw_flags & VWF_SCROLL) { 518 vt_scrollmode_kbdevent(vw, c, 0/* Not a console */); 519 /* Scroll mode keys handled, nothing to do more. */ 520 return (0); 521 } 522 523 if (c & SPCLKEY) { 524 c &= ~SPCLKEY; 525 526 if (c >= F_SCR && c <= MIN(L_SCR, F_SCR + VT_MAXWINDOWS - 1)) { 527 vw = vd->vd_windows[c - F_SCR]; 528 if (vw != NULL) 529 vt_proc_window_switch(vw); 530 return (0); 531 } 532 533 switch (c) { 534 case SLK: { 535 536 kbdd_ioctl(kbd, KDGKBSTATE, (caddr_t)&state); 537 VT_LOCK(vd); 538 if (state & SLKED) { 539 /* Turn scrolling on. */ 540 vw->vw_flags |= VWF_SCROLL; 541 VTBUF_SLCK_ENABLE(&vw->vw_buf); 542 } else { 543 /* Turn scrolling off. */ 544 vw->vw_flags &= ~VWF_SCROLL; 545 VTBUF_SLCK_DISABLE(&vw->vw_buf); 546 vt_scroll(vw, 0, VHS_END); 547 } 548 VT_UNLOCK(vd); 549 break; 550 } 551 case FKEY | F(1): case FKEY | F(2): case FKEY | F(3): 552 case FKEY | F(4): case FKEY | F(5): case FKEY | F(6): 553 case FKEY | F(7): case FKEY | F(8): case FKEY | F(9): 554 case FKEY | F(10): case FKEY | F(11): case FKEY | F(12): 555 /* F1 through F12 keys. */ 556 terminal_input_special(vw->vw_terminal, 557 TKEY_F1 + c - (FKEY | F(1))); 558 break; 559 case FKEY | F(49): /* Home key. */ 560 terminal_input_special(vw->vw_terminal, TKEY_HOME); 561 break; 562 case FKEY | F(50): /* Arrow up. */ 563 terminal_input_special(vw->vw_terminal, TKEY_UP); 564 break; 565 case FKEY | F(51): /* Page up. */ 566 terminal_input_special(vw->vw_terminal, TKEY_PAGE_UP); 567 break; 568 case FKEY | F(53): /* Arrow left. */ 569 terminal_input_special(vw->vw_terminal, TKEY_LEFT); 570 break; 571 case FKEY | F(55): /* Arrow right. */ 572 terminal_input_special(vw->vw_terminal, TKEY_RIGHT); 573 break; 574 case FKEY | F(57): /* End key. */ 575 terminal_input_special(vw->vw_terminal, TKEY_END); 576 break; 577 case FKEY | F(58): /* Arrow down. */ 578 terminal_input_special(vw->vw_terminal, TKEY_DOWN); 579 break; 580 case FKEY | F(59): /* Page down. */ 581 terminal_input_special(vw->vw_terminal, TKEY_PAGE_DOWN); 582 break; 583 case FKEY | F(60): /* Insert key. */ 584 terminal_input_special(vw->vw_terminal, TKEY_INSERT); 585 break; 586 case FKEY | F(61): /* Delete key. */ 587 terminal_input_special(vw->vw_terminal, TKEY_DELETE); 588 break; 589 } 590 } else if (KEYFLAGS(c) == 0) { 591 /* Don't do UTF-8 conversion when doing raw mode. */ 592 if (vw->vw_kbdmode == K_XLATE) { 593#if VT_ALT_TO_ESC_HACK 594 if (vd->vd_kbstate & ALKED) { 595 /* 596 * Prepend ESC sequence if one of ALT keys down. 597 */ 598 terminal_input_char(vw->vw_terminal, 0x1b); 599 } 600#endif 601 602 terminal_input_char(vw->vw_terminal, KEYCHAR(c)); 603 } else 604 terminal_input_raw(vw->vw_terminal, c); 605 } 606 return (0); 607} 608 609static int 610vt_kbdevent(keyboard_t *kbd, int event, void *arg) 611{ 612 struct vt_device *vd = arg; 613 int c; 614 615 switch (event) { 616 case KBDIO_KEYINPUT: 617 break; 618 case KBDIO_UNLOADING: 619 mtx_lock(&Giant); 620 vd->vd_keyboard = -1; 621 kbd_release(kbd, (void *)&vd->vd_keyboard); 622 mtx_unlock(&Giant); 623 return (0); 624 default: 625 return (EINVAL); 626 } 627 628 while ((c = kbdd_read_char(kbd, 0)) != NOKEY) 629 vt_processkey(kbd, vd, c); 630 631 return (0); 632} 633 634static int 635vt_allocate_keyboard(struct vt_device *vd) 636{ 637 int idx0, idx; 638 keyboard_t *k0, *k; 639 keyboard_info_t ki; 640 641 idx0 = kbd_allocate("kbdmux", -1, vd, vt_kbdevent, vd); 642 vd->vd_keyboard = idx0; 643 if (idx0 >= 0) { 644 DPRINTF(20, "%s: kbdmux allocated, idx = %d\n", __func__, idx0); 645 k0 = kbd_get_keyboard(idx0); 646 647 for (idx = kbd_find_keyboard2("*", -1, 0); 648 idx != -1; 649 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 650 k = kbd_get_keyboard(idx); 651 652 if (idx == idx0 || KBD_IS_BUSY(k)) 653 continue; 654 655 bzero(&ki, sizeof(ki)); 656 strcpy(ki.kb_name, k->kb_name); 657 ki.kb_unit = k->kb_unit; 658 659 kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 660 } 661 } else { 662 DPRINTF(20, "%s: no kbdmux allocated\n", __func__); 663 idx0 = kbd_allocate("*", -1, vd, vt_kbdevent, vd); 664 if (idx0 < 0) { 665 DPRINTF(10, "%s: No keyboard found.\n", __func__); 666 return (-1); 667 } 668 } 669 DPRINTF(20, "%s: vd_keyboard = %d\n", __func__, vd->vd_keyboard); 670 671 return (idx0); 672} 673 674static void 675vtterm_bell(struct terminal *tm) 676{ 677 struct vt_window *vw = tm->tm_softc; 678 struct vt_device *vd = vw->vw_device; 679 680 if (vd->vd_flags & VDF_QUIET_BELL) 681 return; 682 683 sysbeep(1193182 / VT_BELLPITCH, VT_BELLDURATION); 684} 685 686static void 687vtterm_beep(struct terminal *tm, u_int param) 688{ 689 u_int freq, period; 690 691 if ((param == 0) || ((param & 0xffff) == 0)) { 692 vtterm_bell(tm); 693 return; 694 } 695 696 period = ((param >> 16) & 0xffff) * hz / 1000; 697 freq = 1193182 / (param & 0xffff); 698 699 sysbeep(freq, period); 700} 701 702static void 703vtterm_cursor(struct terminal *tm, const term_pos_t *p) 704{ 705 struct vt_window *vw = tm->tm_softc; 706 707 vtbuf_cursor_position(&vw->vw_buf, p); 708} 709 710static void 711vtterm_putchar(struct terminal *tm, const term_pos_t *p, term_char_t c) 712{ 713 struct vt_window *vw = tm->tm_softc; 714 715 vtbuf_putchar(&vw->vw_buf, p, c); 716} 717 718static void 719vtterm_fill(struct terminal *tm, const term_rect_t *r, term_char_t c) 720{ 721 struct vt_window *vw = tm->tm_softc; 722 723 vtbuf_fill_locked(&vw->vw_buf, r, c); 724} 725 726static void 727vtterm_copy(struct terminal *tm, const term_rect_t *r, 728 const term_pos_t *p) 729{ 730 struct vt_window *vw = tm->tm_softc; 731 732 vtbuf_copy(&vw->vw_buf, r, p); 733} 734 735static void 736vtterm_param(struct terminal *tm, int cmd, unsigned int arg) 737{ 738 struct vt_window *vw = tm->tm_softc; 739 740 switch (cmd) { 741 case TP_SHOWCURSOR: 742 vtbuf_cursor_visibility(&vw->vw_buf, arg); 743 break; 744 case TP_MOUSE: 745 vw->vw_mouse_level = arg; 746 break; 747 } 748} 749 750static inline void 751vt_determine_colors(term_char_t c, int cursor, 752 term_color_t *fg, term_color_t *bg) 753{ 754 term_color_t tmp; 755 int invert; 756 757 invert = 0; 758 759 *fg = TCHAR_FGCOLOR(c); 760 if (TCHAR_FORMAT(c) & TF_BOLD) 761 *fg = TCOLOR_LIGHT(*fg); 762 *bg = TCHAR_BGCOLOR(c); 763 764 if (TCHAR_FORMAT(c) & TF_REVERSE) 765 invert ^= 1; 766 if (cursor) 767 invert ^= 1; 768 769 if (invert) { 770 tmp = *fg; 771 *fg = *bg; 772 *bg = tmp; 773 } 774} 775 776static void 777vt_bitblt_char(struct vt_device *vd, struct vt_font *vf, term_char_t c, 778 int iscursor, unsigned int row, unsigned int col) 779{ 780 term_color_t fg, bg; 781 782 vt_determine_colors(c, iscursor, &fg, &bg); 783 784 if (vf != NULL) { 785 const uint8_t *src; 786 vt_axis_t top, left; 787 788 src = vtfont_lookup(vf, c); 789 790 /* 791 * Align the terminal to the centre of the screen. 792 * Fonts may not always be able to fill the entire 793 * screen. 794 */ 795 top = row * vf->vf_height + vd->vd_offset.tp_row; 796 left = col * vf->vf_width + vd->vd_offset.tp_col; 797 798 vd->vd_driver->vd_bitbltchr(vd, src, NULL, 0, top, left, 799 vf->vf_width, vf->vf_height, fg, bg); 800 } else { 801 vd->vd_driver->vd_putchar(vd, TCHAR_CHARACTER(c), 802 row, col, fg, bg); 803 } 804} 805 806static void 807vt_flush(struct vt_device *vd) 808{ 809 struct vt_window *vw; 810 struct vt_font *vf; 811 struct vt_bufmask tmask; 812 unsigned int row, col; 813 term_rect_t tarea; 814 term_pos_t size; 815 term_char_t *r; 816#ifndef SC_NO_CUTPASTE 817 struct mouse_cursor *m; 818 int bpl, h, w; 819#endif 820 821 vw = vd->vd_curwindow; 822 if (vw == NULL) 823 return; 824 vf = vw->vw_font; 825 if (((vd->vd_flags & VDF_TEXTMODE) == 0) && (vf == NULL)) 826 return; 827 828 if (vd->vd_flags & VDF_SPLASH || vw->vw_flags & VWF_BUSY) 829 return; 830 831 vtbuf_undirty(&vw->vw_buf, &tarea, &tmask); 832 vt_termsize(vd, vf, &size); 833 834 /* Force a full redraw when the screen contents are invalid. */ 835 if (vd->vd_flags & VDF_INVALID) { 836 tarea.tr_begin.tp_row = tarea.tr_begin.tp_col = 0; 837 tarea.tr_end = size; 838 tmask.vbm_row = tmask.vbm_col = VBM_DIRTY; 839 840 vd->vd_flags &= ~VDF_INVALID; 841 } 842 843#ifndef SC_NO_CUTPASTE 844 if ((vw->vw_flags & VWF_MOUSE_HIDE) == 0) { 845 /* Mark last mouse position as dirty to erase. */ 846 vtbuf_mouse_cursor_position(&vw->vw_buf, vd->vd_mdirtyx, 847 vd->vd_mdirtyy); 848 } 849#endif 850 851 for (row = tarea.tr_begin.tp_row; row < tarea.tr_end.tp_row; row++) { 852 if (!VTBUF_DIRTYROW(&tmask, row)) 853 continue; 854 r = VTBUF_GET_ROW(&vw->vw_buf, row); 855 for (col = tarea.tr_begin.tp_col; 856 col < tarea.tr_end.tp_col; col++) { 857 if (!VTBUF_DIRTYCOL(&tmask, col)) 858 continue; 859 860 vt_bitblt_char(vd, vf, r[col], 861 VTBUF_ISCURSOR(&vw->vw_buf, row, col), row, col); 862 } 863 } 864 865#ifndef SC_NO_CUTPASTE 866 /* Mouse disabled. */ 867 if (vw->vw_flags & VWF_MOUSE_HIDE) 868 return; 869 870 /* No mouse for DDB. */ 871 if (kdb_active || panicstr != NULL) 872 return; 873 874 if ((vd->vd_flags & (VDF_MOUSECURSOR|VDF_TEXTMODE)) == 875 VDF_MOUSECURSOR) { 876 m = &vt_default_mouse_pointer; 877 bpl = (m->w + 7) >> 3; /* Bytes per source line. */ 878 w = m->w; 879 h = m->h; 880 881 if ((vd->vd_mx + m->w) > (size.tp_col * vf->vf_width)) 882 w = (size.tp_col * vf->vf_width) - vd->vd_mx - 1; 883 if ((vd->vd_my + m->h) > (size.tp_row * vf->vf_height)) 884 h = (size.tp_row * vf->vf_height) - vd->vd_my - 1; 885 886 vd->vd_driver->vd_maskbitbltchr(vd, m->map, m->mask, bpl, 887 vd->vd_offset.tp_row + vd->vd_my, 888 vd->vd_offset.tp_col + vd->vd_mx, 889 w, h, TC_WHITE, TC_BLACK); 890 /* Save point of last mouse cursor to erase it later. */ 891 vd->vd_mdirtyx = vd->vd_mx / vf->vf_width; 892 vd->vd_mdirtyy = vd->vd_my / vf->vf_height; 893 } 894#endif 895} 896 897static void 898vt_timer(void *arg) 899{ 900 struct vt_device *vd; 901 902 vd = arg; 903 /* Update screen if required. */ 904 vt_flush(vd); 905 906 /* Schedule for next update. */ 907 callout_schedule(&vd->vd_timer, hz / VT_TIMERFREQ); 908} 909 910static void 911vtterm_done(struct terminal *tm) 912{ 913 struct vt_window *vw = tm->tm_softc; 914 struct vt_device *vd = vw->vw_device; 915 916 if (kdb_active || panicstr != NULL) { 917 /* Switch to the debugger. */ 918 if (vd->vd_curwindow != vw) { 919 vd->vd_curwindow = vw; 920 vd->vd_flags |= VDF_INVALID; 921 if (vd->vd_driver->vd_postswitch) 922 vd->vd_driver->vd_postswitch(vd); 923 } 924 vd->vd_flags &= ~VDF_SPLASH; 925 vt_flush(vd); 926 } else if (!(vd->vd_flags & VDF_ASYNC)) { 927 vt_flush(vd); 928 } 929} 930 931#ifdef DEV_SPLASH 932static void 933vtterm_splash(struct vt_device *vd) 934{ 935 vt_axis_t top, left; 936 937 /* Display a nice boot splash. */ 938 if (!(vd->vd_flags & VDF_TEXTMODE) && (boothowto & RB_MUTE)) { 939 940 top = (vd->vd_height - vt_logo_height) / 2; 941 left = (vd->vd_width - vt_logo_width) / 2; 942 switch (vt_logo_depth) { 943 case 1: 944 /* XXX: Unhardcode colors! */ 945 vd->vd_driver->vd_bitbltchr(vd, vt_logo_image, NULL, 0, 946 top, left, vt_logo_width, vt_logo_height, 0xf, 0x0); 947 } 948 vd->vd_flags |= VDF_SPLASH; 949 } 950} 951#endif 952 953 954static void 955vtterm_cnprobe(struct terminal *tm, struct consdev *cp) 956{ 957 struct vt_driver *vtd, **vtdlist, *vtdbest = NULL; 958 struct vt_window *vw = tm->tm_softc; 959 struct vt_device *vd = vw->vw_device; 960 struct winsize wsz; 961 term_attr_t attr; 962 term_char_t c; 963 964 if (!vty_enabled(VTY_VT)) 965 return; 966 967 if (vd->vd_flags & VDF_INITIALIZED) 968 /* Initialization already done. */ 969 return; 970 971 SET_FOREACH(vtdlist, vt_drv_set) { 972 vtd = *vtdlist; 973 if (vtd->vd_probe == NULL) 974 continue; 975 if (vtd->vd_probe(vd) == CN_DEAD) 976 continue; 977 if ((vtdbest == NULL) || 978 (vtd->vd_priority > vtdbest->vd_priority)) 979 vtdbest = vtd; 980 } 981 if (vtdbest == NULL) { 982 cp->cn_pri = CN_DEAD; 983 vd->vd_flags |= VDF_DEAD; 984 } else { 985 vd->vd_driver = vtdbest; 986 cp->cn_pri = vd->vd_driver->vd_init(vd); 987 } 988 989 /* Check if driver's vt_init return CN_DEAD. */ 990 if (cp->cn_pri == CN_DEAD) { 991 vd->vd_flags |= VDF_DEAD; 992 } 993 994 /* Initialize any early-boot keyboard drivers */ 995 kbd_configure(KB_CONF_PROBE_ONLY); 996 997 vd->vd_unit = atomic_fetchadd_int(&vt_unit, 1); 998 vd->vd_windows[VT_CONSWINDOW] = vw; 999 sprintf(cp->cn_name, "ttyv%r", VT_UNIT(vw)); 1000 1001 /* Attach default font if not in TEXTMODE. */ 1002 if (!(vd->vd_flags & VDF_TEXTMODE)) 1003 vw->vw_font = vtfont_ref(&vt_font_default); 1004 1005 vtbuf_init_early(&vw->vw_buf); 1006 vt_winsize(vd, vw->vw_font, &wsz); 1007 c = (boothowto & RB_MUTE) == 0 ? TERMINAL_KERN_ATTR : 1008 TERMINAL_NORM_ATTR; 1009 attr.ta_format = TCHAR_FORMAT(c); 1010 attr.ta_fgcolor = TCHAR_FGCOLOR(c); 1011 attr.ta_bgcolor = TCHAR_BGCOLOR(c); 1012 terminal_set_winsize_blank(tm, &wsz, 1, &attr); 1013 1014 if (vtdbest != NULL) { 1015#ifdef DEV_SPLASH 1016 vtterm_splash(vd); 1017#endif 1018 vd->vd_flags |= VDF_INITIALIZED; 1019 } 1020} 1021 1022static int 1023vtterm_cngetc(struct terminal *tm) 1024{ 1025 struct vt_window *vw = tm->tm_softc; 1026 struct vt_device *vd = vw->vw_device; 1027 keyboard_t *kbd; 1028 int state; 1029 u_int c; 1030 1031 if (vw->vw_kbdsq && *vw->vw_kbdsq) 1032 return (*vw->vw_kbdsq++); 1033 1034 state = 0; 1035 /* Make sure the splash screen is not there. */ 1036 if (vd->vd_flags & VDF_SPLASH) { 1037 /* Remove splash */ 1038 vd->vd_flags &= ~VDF_SPLASH; 1039 /* Mark screen as invalid to force update */ 1040 vd->vd_flags |= VDF_INVALID; 1041 vt_flush(vd); 1042 } 1043 1044 /* Stripped down keyboard handler. */ 1045 kbd = kbd_get_keyboard(vd->vd_keyboard); 1046 if (kbd == NULL) 1047 return (-1); 1048 1049 /* Force keyboard input mode to K_XLATE */ 1050 c = K_XLATE; 1051 kbdd_ioctl(kbd, KDSKBMODE, (void *)&c); 1052 1053 /* Switch the keyboard to polling to make it work here. */ 1054 kbdd_poll(kbd, TRUE); 1055 c = kbdd_read_char(kbd, 0); 1056 kbdd_poll(kbd, FALSE); 1057 if (c & RELKEY) 1058 return (-1); 1059 1060 if (vw->vw_flags & VWF_SCROLL) { 1061 vt_scrollmode_kbdevent(vw, c, 1/* Console mode */); 1062 vt_flush(vd); 1063 return (-1); 1064 } 1065 1066 /* Stripped down handling of vt_kbdevent(), without locking, etc. */ 1067 if (c & SPCLKEY) { 1068 switch (c) { 1069 case SPCLKEY | SLK: 1070 kbdd_ioctl(kbd, KDGKBSTATE, (caddr_t)&state); 1071 if (state & SLKED) { 1072 /* Turn scrolling on. */ 1073 vw->vw_flags |= VWF_SCROLL; 1074 VTBUF_SLCK_ENABLE(&vw->vw_buf); 1075 } else { 1076 /* Turn scrolling off. */ 1077 vt_scroll(vw, 0, VHS_END); 1078 vw->vw_flags &= ~VWF_SCROLL; 1079 VTBUF_SLCK_DISABLE(&vw->vw_buf); 1080 } 1081 break; 1082 /* XXX: KDB can handle history. */ 1083 case SPCLKEY | FKEY | F(50): /* Arrow up. */ 1084 vw->vw_kbdsq = "\x1b[A"; 1085 break; 1086 case SPCLKEY | FKEY | F(58): /* Arrow down. */ 1087 vw->vw_kbdsq = "\x1b[B"; 1088 break; 1089 case SPCLKEY | FKEY | F(55): /* Arrow right. */ 1090 vw->vw_kbdsq = "\x1b[C"; 1091 break; 1092 case SPCLKEY | FKEY | F(53): /* Arrow left. */ 1093 vw->vw_kbdsq = "\x1b[D"; 1094 break; 1095 } 1096 1097 /* Force refresh to make scrollback work. */ 1098 vt_flush(vd); 1099 } else if (KEYFLAGS(c) == 0) { 1100 return (KEYCHAR(c)); 1101 } 1102 1103 if (vw->vw_kbdsq && *vw->vw_kbdsq) 1104 return (*vw->vw_kbdsq++); 1105 1106 return (-1); 1107} 1108 1109static void 1110vtterm_opened(struct terminal *tm, int opened) 1111{ 1112 struct vt_window *vw = tm->tm_softc; 1113 struct vt_device *vd = vw->vw_device; 1114 1115 VT_LOCK(vd); 1116 vd->vd_flags &= ~VDF_SPLASH; 1117 if (opened) 1118 vw->vw_flags |= VWF_OPENED; 1119 else { 1120 vw->vw_flags &= ~VWF_OPENED; 1121 /* TODO: finish ACQ/REL */ 1122 } 1123 VT_UNLOCK(vd); 1124} 1125 1126static int 1127vt_change_font(struct vt_window *vw, struct vt_font *vf) 1128{ 1129 struct vt_device *vd = vw->vw_device; 1130 struct terminal *tm = vw->vw_terminal; 1131 term_pos_t size; 1132 struct winsize wsz; 1133 1134 /* 1135 * Changing fonts. 1136 * 1137 * Changing fonts is a little tricky. We must prevent 1138 * simultaneous access to the device, so we must stop 1139 * the display timer and the terminal from accessing. 1140 * We need to switch fonts and grow our screen buffer. 1141 * 1142 * XXX: Right now the code uses terminal_mute() to 1143 * prevent data from reaching the console driver while 1144 * resizing the screen buffer. This isn't elegant... 1145 */ 1146 1147 VT_LOCK(vd); 1148 if (vw->vw_flags & VWF_BUSY) { 1149 /* Another process is changing the font. */ 1150 VT_UNLOCK(vd); 1151 return (EBUSY); 1152 } 1153 if (vw->vw_font == NULL) { 1154 /* Our device doesn't need fonts. */ 1155 VT_UNLOCK(vd); 1156 return (ENOTTY); 1157 } 1158 vw->vw_flags |= VWF_BUSY; 1159 VT_UNLOCK(vd); 1160 1161 vt_termsize(vd, vf, &size); 1162 vt_winsize(vd, vf, &wsz); 1163 /* Save offset to font aligned area. */ 1164 vd->vd_offset.tp_col = (vd->vd_width % vf->vf_width) / 2; 1165 vd->vd_offset.tp_row = (vd->vd_height % vf->vf_height) / 2; 1166 1167 /* Grow the screen buffer and terminal. */ 1168 terminal_mute(tm, 1); 1169 vtbuf_grow(&vw->vw_buf, &size, vw->vw_buf.vb_history_size); 1170 terminal_set_winsize_blank(tm, &wsz, 0, NULL); 1171 terminal_mute(tm, 0); 1172 1173 /* Actually apply the font to the current window. */ 1174 VT_LOCK(vd); 1175 vtfont_unref(vw->vw_font); 1176 vw->vw_font = vtfont_ref(vf); 1177 1178 /* Force a full redraw the next timer tick. */ 1179 if (vd->vd_curwindow == vw) 1180 vd->vd_flags |= VDF_INVALID; 1181 vw->vw_flags &= ~VWF_BUSY; 1182 VT_UNLOCK(vd); 1183 return (0); 1184} 1185 1186static int 1187vt_set_border(struct vt_window *vw, struct vt_font *vf, term_color_t c) 1188{ 1189 struct vt_device *vd = vw->vw_device; 1190 int x, y, off_x, off_y; 1191 1192 if (vd->vd_driver->vd_drawrect == NULL) 1193 return (ENOTSUP); 1194 1195 x = vd->vd_width - 1; 1196 y = vd->vd_height - 1; 1197 off_x = vd->vd_offset.tp_col; 1198 off_y = vd->vd_offset.tp_row; 1199 1200 /* Top bar. */ 1201 if (off_y > 0) 1202 vd->vd_driver->vd_drawrect(vd, 0, 0, x, off_y - 1, 1, c); 1203 /* Left bar. */ 1204 if (off_x > 0) 1205 vd->vd_driver->vd_drawrect(vd, 0, off_y, off_x - 1, y - off_y, 1206 1, c); 1207 /* Right bar. May be 1 pixel wider than necessary due to rounding. */ 1208 vd->vd_driver->vd_drawrect(vd, x - off_x, off_y, x, y - off_y, 1, c); 1209 /* Bottom bar. May be 1 mixel taller than necessary due to rounding. */ 1210 vd->vd_driver->vd_drawrect(vd, 0, y - off_y, x, y, 1, c); 1211 1212 return (0); 1213} 1214 1215static int 1216vt_proc_alive(struct vt_window *vw) 1217{ 1218 struct proc *p; 1219 1220 if (vw->vw_smode.mode != VT_PROCESS) 1221 return (FALSE); 1222 1223 if (vw->vw_proc) { 1224 if ((p = pfind(vw->vw_pid)) != NULL) 1225 PROC_UNLOCK(p); 1226 if (vw->vw_proc == p) 1227 return (TRUE); 1228 vw->vw_proc = NULL; 1229 vw->vw_smode.mode = VT_AUTO; 1230 DPRINTF(1, "vt controlling process %d died\n", vw->vw_pid); 1231 vw->vw_pid = 0; 1232 } 1233 return (FALSE); 1234} 1235 1236static int 1237signal_vt_rel(struct vt_window *vw) 1238{ 1239 1240 if (vw->vw_smode.mode != VT_PROCESS) 1241 return (FALSE); 1242 if (vw->vw_proc == NULL || vt_proc_alive(vw) == FALSE) { 1243 vw->vw_proc = NULL; 1244 vw->vw_pid = 0; 1245 return (TRUE); 1246 } 1247 vw->vw_flags |= VWF_SWWAIT_REL; 1248 PROC_LOCK(vw->vw_proc); 1249 kern_psignal(vw->vw_proc, vw->vw_smode.relsig); 1250 PROC_UNLOCK(vw->vw_proc); 1251 DPRINTF(1, "sending relsig to %d\n", vw->vw_pid); 1252 return (TRUE); 1253} 1254 1255static int 1256signal_vt_acq(struct vt_window *vw) 1257{ 1258 1259 if (vw->vw_smode.mode != VT_PROCESS) 1260 return (FALSE); 1261 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW]) 1262 cnavailable(vw->vw_terminal->consdev, FALSE); 1263 if (vw->vw_proc == NULL || vt_proc_alive(vw) == FALSE) { 1264 vw->vw_proc = NULL; 1265 vw->vw_pid = 0; 1266 return (TRUE); 1267 } 1268 vw->vw_flags |= VWF_SWWAIT_ACQ; 1269 PROC_LOCK(vw->vw_proc); 1270 kern_psignal(vw->vw_proc, vw->vw_smode.acqsig); 1271 PROC_UNLOCK(vw->vw_proc); 1272 DPRINTF(1, "sending acqsig to %d\n", vw->vw_pid); 1273 return (TRUE); 1274} 1275 1276static int 1277finish_vt_rel(struct vt_window *vw, int release, int *s) 1278{ 1279 1280 if (vw->vw_flags & VWF_SWWAIT_REL) { 1281 vw->vw_flags &= ~VWF_SWWAIT_REL; 1282 if (release) { 1283 callout_drain(&vw->vw_proc_dead_timer); 1284 vt_late_window_switch(vw->vw_switch_to); 1285 } 1286 return (0); 1287 } 1288 return (EINVAL); 1289} 1290 1291static int 1292finish_vt_acq(struct vt_window *vw) 1293{ 1294 1295 if (vw->vw_flags & VWF_SWWAIT_ACQ) { 1296 vw->vw_flags &= ~VWF_SWWAIT_ACQ; 1297 return (0); 1298 } 1299 return (EINVAL); 1300} 1301 1302#ifndef SC_NO_CUTPASTE 1303static void 1304vt_mouse_terminput_button(struct vt_device *vd, int button) 1305{ 1306 struct vt_window *vw; 1307 struct vt_font *vf; 1308 char mouseb[6] = "\x1B[M"; 1309 int i, x, y; 1310 1311 vw = vd->vd_curwindow; 1312 vf = vw->vw_font; 1313 1314 /* Translate to char position. */ 1315 x = vd->vd_mx / vf->vf_width; 1316 y = vd->vd_my / vf->vf_height; 1317 /* Avoid overflow. */ 1318 x = MIN(x, 255 - '!'); 1319 y = MIN(y, 255 - '!'); 1320 1321 mouseb[3] = ' ' + button; 1322 mouseb[4] = '!' + x; 1323 mouseb[5] = '!' + y; 1324 1325 for (i = 0; i < sizeof(mouseb); i++ ) 1326 terminal_input_char(vw->vw_terminal, mouseb[i]); 1327} 1328 1329static void 1330vt_mouse_terminput(struct vt_device *vd, int type, int x, int y, int event, 1331 int cnt) 1332{ 1333 1334 switch (type) { 1335 case MOUSE_BUTTON_EVENT: 1336 if (cnt > 0) { 1337 /* Mouse button pressed. */ 1338 if (event & MOUSE_BUTTON1DOWN) 1339 vt_mouse_terminput_button(vd, 0); 1340 if (event & MOUSE_BUTTON2DOWN) 1341 vt_mouse_terminput_button(vd, 1); 1342 if (event & MOUSE_BUTTON3DOWN) 1343 vt_mouse_terminput_button(vd, 2); 1344 } else { 1345 /* Mouse button released. */ 1346 vt_mouse_terminput_button(vd, 3); 1347 } 1348 break; 1349#ifdef notyet 1350 case MOUSE_MOTION_EVENT: 1351 if (mouse->u.data.z < 0) { 1352 /* Scroll up. */ 1353 sc_mouse_input_button(vd, 64); 1354 } else if (mouse->u.data.z > 0) { 1355 /* Scroll down. */ 1356 sc_mouse_input_button(vd, 65); 1357 } 1358 break; 1359#endif 1360 } 1361} 1362 1363void 1364vt_mouse_event(int type, int x, int y, int event, int cnt, int mlevel) 1365{ 1366 struct vt_device *vd; 1367 struct vt_window *vw; 1368 struct vt_font *vf; 1369 term_pos_t size; 1370 term_char_t *buf; 1371 int i, len, mark; 1372 1373 vd = main_vd; 1374 vw = vd->vd_curwindow; 1375 vf = vw->vw_font; 1376 mark = 0; 1377 1378 if (vw->vw_flags & VWF_MOUSE_HIDE) 1379 return; /* Mouse disabled. */ 1380 1381 if (vf == NULL) /* Text mode. */ 1382 return; 1383 1384 /* 1385 * TODO: add flag about pointer position changed, to not redraw chars 1386 * under mouse pointer when nothing changed. 1387 */ 1388 1389 if (vw->vw_mouse_level > 0) 1390 vt_mouse_terminput(vd, type, x, y, event, cnt); 1391 1392 switch (type) { 1393 case MOUSE_ACTION: 1394 case MOUSE_MOTION_EVENT: 1395 /* Movement */ 1396 x += vd->vd_mx; 1397 y += vd->vd_my; 1398 1399 vt_termsize(vd, vf, &size); 1400 1401 /* Apply limits. */ 1402 x = MAX(x, 0); 1403 y = MAX(y, 0); 1404 x = MIN(x, (size.tp_col * vf->vf_width) - 1); 1405 y = MIN(y, (size.tp_row * vf->vf_height) - 1); 1406 1407 vd->vd_mx = x; 1408 vd->vd_my = y; 1409 if ((vd->vd_mstate & MOUSE_BUTTON1DOWN) && 1410 (vtbuf_set_mark(&vw->vw_buf, VTB_MARK_MOVE, 1411 vd->vd_mx / vf->vf_width, 1412 vd->vd_my / vf->vf_height) == 1)) { 1413 1414 /* 1415 * We have something marked to copy, so update pointer 1416 * to window with selection. 1417 */ 1418 vd->vd_markedwin = vw; 1419 } 1420 return; /* Done */ 1421 case MOUSE_BUTTON_EVENT: 1422 /* Buttons */ 1423 break; 1424 default: 1425 return; /* Done */ 1426 } 1427 1428 switch (event) { 1429 case MOUSE_BUTTON1DOWN: 1430 switch (cnt % 4) { 1431 case 0: /* up */ 1432 mark = VTB_MARK_END; 1433 break; 1434 case 1: /* single click: start cut operation */ 1435 mark = VTB_MARK_START; 1436 break; 1437 case 2: /* double click: cut a word */ 1438 mark = VTB_MARK_WORD; 1439 break; 1440 case 3: /* triple click: cut a line */ 1441 mark = VTB_MARK_ROW; 1442 break; 1443 } 1444 break; 1445 case VT_MOUSE_PASTEBUTTON: 1446 switch (cnt) { 1447 case 0: /* up */ 1448 break; 1449 default: 1450 if (vd->vd_markedwin == NULL) 1451 return; 1452 /* Get current selecton size in bytes. */ 1453 len = vtbuf_get_marked_len(&vd->vd_markedwin->vw_buf); 1454 if (len <= 0) 1455 return; 1456 1457 buf = malloc(len, M_VT, M_WAITOK | M_ZERO); 1458 /* Request cupy/paste buffer data, no more than `len' */ 1459 vtbuf_extract_marked(&vd->vd_markedwin->vw_buf, buf, 1460 len); 1461 1462 len /= sizeof(term_char_t); 1463 for (i = 0; i < len; i++ ) { 1464 if (buf[i] == '\0') 1465 continue; 1466 terminal_input_char(vw->vw_terminal, buf[i]); 1467 } 1468 1469 /* Done, so cleanup. */ 1470 free(buf, M_VT); 1471 break; 1472 } 1473 return; /* Done */ 1474 case VT_MOUSE_EXTENDBUTTON: 1475 switch (cnt) { 1476 case 0: /* up */ 1477 if (!(vd->vd_mstate & MOUSE_BUTTON1DOWN)) 1478 mark = VTB_MARK_EXTEND; 1479 else 1480 mark = 0; 1481 break; 1482 default: 1483 mark = VTB_MARK_EXTEND; 1484 break; 1485 } 1486 break; 1487 default: 1488 return; /* Done */ 1489 } 1490 1491 /* Save buttons state. */ 1492 if (cnt > 0) 1493 vd->vd_mstate |= event; 1494 else 1495 vd->vd_mstate &= ~event; 1496 1497 if (vtbuf_set_mark(&vw->vw_buf, mark, vd->vd_mx / vf->vf_width, 1498 vd->vd_my / vf->vf_height) == 1) { 1499 /* 1500 * We have something marked to copy, so update pointer to 1501 * window with selection. 1502 */ 1503 vd->vd_markedwin = vw; 1504 } 1505} 1506 1507void 1508vt_mouse_state(int show) 1509{ 1510 struct vt_device *vd; 1511 struct vt_window *vw; 1512 1513 vd = main_vd; 1514 vw = vd->vd_curwindow; 1515 1516 switch (show) { 1517 case VT_MOUSE_HIDE: 1518 vw->vw_flags |= VWF_MOUSE_HIDE; 1519 break; 1520 case VT_MOUSE_SHOW: 1521 vw->vw_flags &= ~VWF_MOUSE_HIDE; 1522 break; 1523 } 1524} 1525#endif 1526 1527static int 1528vtterm_mmap(struct terminal *tm, vm_ooffset_t offset, vm_paddr_t * paddr, 1529 int nprot, vm_memattr_t *memattr) 1530{ 1531 struct vt_window *vw = tm->tm_softc; 1532 struct vt_device *vd = vw->vw_device; 1533 1534 if (vd->vd_driver->vd_fb_mmap) 1535 return (vd->vd_driver->vd_fb_mmap(vd, offset, paddr, nprot, 1536 memattr)); 1537 1538 return (ENXIO); 1539} 1540 1541static int 1542vtterm_ioctl(struct terminal *tm, u_long cmd, caddr_t data, 1543 struct thread *td) 1544{ 1545 struct vt_window *vw = tm->tm_softc; 1546 struct vt_device *vd = vw->vw_device; 1547 keyboard_t *kbd; 1548 int error, i, s; 1549#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1550 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1551 int ival; 1552 1553 switch (cmd) { 1554 case _IO('v', 4): 1555 cmd = VT_RELDISP; 1556 break; 1557 case _IO('v', 5): 1558 cmd = VT_ACTIVATE; 1559 break; 1560 case _IO('v', 6): 1561 cmd = VT_WAITACTIVE; 1562 break; 1563 case _IO('K', 20): 1564 cmd = KDSKBSTATE; 1565 break; 1566 case _IO('K', 67): 1567 cmd = KDSETRAD; 1568 break; 1569 case _IO('K', 7): 1570 cmd = KDSKBMODE; 1571 break; 1572 case _IO('K', 8): 1573 cmd = KDMKTONE; 1574 break; 1575 case _IO('K', 63): 1576 cmd = KIOCSOUND; 1577 break; 1578 case _IO('K', 66): 1579 cmd = KDSETLED; 1580 break; 1581 case _IO('c', 110): 1582 cmd = CONS_SETKBD; 1583 break; 1584 default: 1585 goto skip_thunk; 1586 } 1587 ival = IOCPARM_IVAL(data); 1588 data = (caddr_t)&ival; 1589skip_thunk: 1590#endif 1591 1592 switch (cmd) { 1593 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1594 if (*(int *)data & ~0x7f) 1595 return (EINVAL); 1596 case GIO_KEYMAP: 1597 case PIO_KEYMAP: 1598 case GIO_DEADKEYMAP: 1599 case PIO_DEADKEYMAP: 1600 case GETFKEY: 1601 case SETFKEY: 1602 case KDGKBINFO: 1603 case KDGKBTYPE: 1604 case KDSKBSTATE: /* set keyboard state (locks) */ 1605 case KDGKBSTATE: /* get keyboard state (locks) */ 1606 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1607 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1608 case KDSETLED: /* set keyboard LED status */ 1609 case KDGETLED: /* get keyboard LED status */ 1610 case KBADDKBD: /* add/remove keyboard to/from mux */ 1611 case KBRELKBD: { 1612 error = 0; 1613 1614 mtx_lock(&Giant); 1615 kbd = kbd_get_keyboard(vd->vd_keyboard); 1616 if (kbd != NULL) 1617 error = kbdd_ioctl(kbd, cmd, data); 1618 mtx_unlock(&Giant); 1619 if (error == ENOIOCTL) { 1620 if (cmd == KDGKBTYPE) { 1621 /* always return something? XXX */ 1622 *(int *)data = 0; 1623 } else { 1624 return (ENODEV); 1625 } 1626 } 1627 return (error); 1628 } 1629 case KDGKBMODE: { 1630 int mode = -1; 1631 1632 mtx_lock(&Giant); 1633 kbd = kbd_get_keyboard(vd->vd_keyboard); 1634 if (kbd != NULL) { 1635 kbdd_ioctl(kbd, KDGKBMODE, (void *)&mode); 1636 } 1637 mtx_unlock(&Giant); 1638 DPRINTF(20, "mode %d, vw_kbdmode %d\n", mode, vw->vw_kbdmode); 1639 *(int *)data = mode; 1640 return (0); 1641 } 1642 case KDSKBMODE: { 1643 int mode; 1644 1645 mode = *(int *)data; 1646 switch (mode) { 1647 case K_XLATE: 1648 case K_RAW: 1649 case K_CODE: 1650 vw->vw_kbdmode = mode; 1651 if (vw == vd->vd_curwindow) { 1652 keyboard_t *kbd; 1653 error = 0; 1654 1655 mtx_lock(&Giant); 1656 kbd = kbd_get_keyboard(vd->vd_keyboard); 1657 if (kbd != NULL) { 1658 error = kbdd_ioctl(kbd, KDSKBMODE, 1659 (void *)&mode); 1660 } 1661 mtx_unlock(&Giant); 1662 } 1663 return (0); 1664 default: 1665 return (EINVAL); 1666 } 1667 } 1668 case FBIOGTYPE: 1669 case FBIO_GETWINORG: /* get frame buffer window origin */ 1670 case FBIO_GETDISPSTART: /* get display start address */ 1671 case FBIO_GETLINEWIDTH: /* get scan line width in bytes */ 1672 case FBIO_BLANK: /* blank display */ 1673 if (vd->vd_driver->vd_fb_ioctl) 1674 return (vd->vd_driver->vd_fb_ioctl(vd, cmd, data, td)); 1675 break; 1676 case CONS_BLANKTIME: 1677 /* XXX */ 1678 return (0); 1679 case CONS_GET: 1680 /* XXX */ 1681 *(int *)data = M_CG640x480; 1682 return (0); 1683 case CONS_BELLTYPE: /* set bell type sound */ 1684 if ((*(int *)data) & CONS_QUIET_BELL) 1685 vd->vd_flags |= VDF_QUIET_BELL; 1686 else 1687 vd->vd_flags &= ~VDF_QUIET_BELL; 1688 return (0); 1689 case CONS_GETINFO: { 1690 vid_info_t *vi = (vid_info_t *)data; 1691 1692 vi->m_num = vd->vd_curwindow->vw_number + 1; 1693 /* XXX: other fields! */ 1694 return (0); 1695 } 1696 case CONS_GETVERS: 1697 *(int *)data = 0x200; 1698 return (0); 1699 case CONS_MODEINFO: 1700 /* XXX */ 1701 return (0); 1702 case CONS_MOUSECTL: { 1703 mouse_info_t *mouse = (mouse_info_t*)data; 1704 1705 /* 1706 * This has no effect on vt(4). We don't draw any mouse 1707 * cursor. Just ignore MOUSE_HIDE and MOUSE_SHOW to 1708 * prevent excessive errors. All the other commands 1709 * should not be applied to individual TTYs, but only to 1710 * consolectl. 1711 */ 1712 switch (mouse->operation) { 1713 case MOUSE_HIDE: 1714 vd->vd_flags &= ~VDF_MOUSECURSOR; 1715 return (0); 1716 case MOUSE_SHOW: 1717 vd->vd_mx = vd->vd_width / 2; 1718 vd->vd_my = vd->vd_height / 2; 1719 vd->vd_flags |= VDF_MOUSECURSOR; 1720 return (0); 1721 default: 1722 return (EINVAL); 1723 } 1724 } 1725 case PIO_VFONT: { 1726 struct vt_font *vf; 1727 1728 error = vtfont_load((void *)data, &vf); 1729 if (error != 0) 1730 return (error); 1731 1732 error = vt_change_font(vw, vf); 1733 if (error == 0) { 1734 /* XXX: replace 0 with current bg color. */ 1735 vt_set_border(vw, vf, 0); 1736 } 1737 vtfont_unref(vf); 1738 return (error); 1739 } 1740 case GIO_SCRNMAP: { 1741 scrmap_t *sm = (scrmap_t *)data; 1742 int i; 1743 1744 /* We don't have screen maps, so return a handcrafted one. */ 1745 for (i = 0; i < 256; i++) 1746 sm->scrmap[i] = i; 1747 return (0); 1748 } 1749 case KDSETMODE: 1750 /* XXX */ 1751 return (0); 1752 case KDENABIO: /* allow io operations */ 1753 error = priv_check(td, PRIV_IO); 1754 if (error != 0) 1755 return (error); 1756 error = securelevel_gt(td->td_ucred, 0); 1757 if (error != 0) 1758 return (error); 1759#if defined(__i386__) 1760 td->td_frame->tf_eflags |= PSL_IOPL; 1761#elif defined(__amd64__) 1762 td->td_frame->tf_rflags |= PSL_IOPL; 1763#endif 1764 return (0); 1765 case KDDISABIO: /* disallow io operations (default) */ 1766#if defined(__i386__) 1767 td->td_frame->tf_eflags &= ~PSL_IOPL; 1768#elif defined(__amd64__) 1769 td->td_frame->tf_rflags &= ~PSL_IOPL; 1770#endif 1771 return (0); 1772 case KDMKTONE: /* sound the bell */ 1773 vtterm_beep(tm, *(u_int *)data); 1774 return (0); 1775 case KIOCSOUND: /* make tone (*data) hz */ 1776 /* TODO */ 1777 return (0); 1778 case CONS_SETKBD: /* set the new keyboard */ 1779 mtx_lock(&Giant); 1780 error = 0; 1781 if (vd->vd_keyboard != *(int *)data) { 1782 kbd = kbd_get_keyboard(*(int *)data); 1783 if (kbd == NULL) { 1784 mtx_unlock(&Giant); 1785 return (EINVAL); 1786 } 1787 i = kbd_allocate(kbd->kb_name, kbd->kb_unit, 1788 (void *)&vd->vd_keyboard, vt_kbdevent, vd); 1789 if (i >= 0) { 1790 if (vd->vd_keyboard != -1) { 1791 kbd_release(kbd, 1792 (void *)&vd->vd_keyboard); 1793 } 1794 kbd = kbd_get_keyboard(i); 1795 vd->vd_keyboard = i; 1796 1797 (void)kbdd_ioctl(kbd, KDSKBMODE, 1798 (caddr_t)&vd->vd_curwindow->vw_kbdmode); 1799 } else { 1800 error = EPERM; /* XXX */ 1801 } 1802 } 1803 mtx_unlock(&Giant); 1804 return (error); 1805 case CONS_RELKBD: /* release the current keyboard */ 1806 mtx_lock(&Giant); 1807 error = 0; 1808 if (vd->vd_keyboard != -1) { 1809 kbd = kbd_get_keyboard(vd->vd_keyboard); 1810 if (kbd == NULL) { 1811 mtx_unlock(&Giant); 1812 return (EINVAL); 1813 } 1814 error = kbd_release(kbd, (void *)&vd->vd_keyboard); 1815 if (error == 0) { 1816 vd->vd_keyboard = -1; 1817 } 1818 } 1819 mtx_unlock(&Giant); 1820 return (error); 1821 case VT_ACTIVATE: { 1822 int win; 1823 win = *(int *)data - 1; 1824 DPRINTF(5, "%s%d: VT_ACTIVATE ttyv%d ", SC_DRIVER_NAME, 1825 VT_UNIT(vw), win); 1826 if ((win > VT_MAXWINDOWS) || (win < 0)) 1827 return (EINVAL); 1828 return (vt_proc_window_switch(vd->vd_windows[win])); 1829 } 1830 case VT_GETACTIVE: 1831 *(int *)data = vd->vd_curwindow->vw_number + 1; 1832 return (0); 1833 case VT_GETINDEX: 1834 *(int *)data = vw->vw_number + 1; 1835 return (0); 1836 case VT_LOCKSWITCH: 1837 /* TODO: Check current state, switching can be in progress. */ 1838 if ((*(int *)data) == 0x01) 1839 vw->vw_flags |= VWF_VTYLOCK; 1840 else if ((*(int *)data) == 0x02) 1841 vw->vw_flags &= ~VWF_VTYLOCK; 1842 else 1843 return (EINVAL); 1844 return (0); 1845 case VT_OPENQRY: 1846 VT_LOCK(vd); 1847 for (i = 0; i < VT_MAXWINDOWS; i++) { 1848 vw = vd->vd_windows[i]; 1849 if (vw == NULL) 1850 continue; 1851 if (!(vw->vw_flags & VWF_OPENED)) { 1852 *(int *)data = vw->vw_number + 1; 1853 VT_UNLOCK(vd); 1854 return (0); 1855 } 1856 } 1857 VT_UNLOCK(vd); 1858 return (EINVAL); 1859 case VT_WAITACTIVE: 1860 error = 0; 1861 1862 i = *(unsigned int *)data; 1863 if (i > VT_MAXWINDOWS) 1864 return (EINVAL); 1865 if (i != 0) 1866 vw = vd->vd_windows[i - 1]; 1867 1868 VT_LOCK(vd); 1869 while (vd->vd_curwindow != vw && error == 0) 1870 error = cv_wait_sig(&vd->vd_winswitch, &vd->vd_lock); 1871 VT_UNLOCK(vd); 1872 return (error); 1873 case VT_SETMODE: { /* set screen switcher mode */ 1874 struct vt_mode *mode; 1875 struct proc *p1; 1876 1877 mode = (struct vt_mode *)data; 1878 DPRINTF(5, "%s%d: VT_SETMODE ", SC_DRIVER_NAME, VT_UNIT(vw)); 1879 if (vw->vw_smode.mode == VT_PROCESS) { 1880 p1 = pfind(vw->vw_pid); 1881 if (vw->vw_proc == p1 && vw->vw_proc != td->td_proc) { 1882 if (p1) 1883 PROC_UNLOCK(p1); 1884 DPRINTF(5, "error EPERM\n"); 1885 return (EPERM); 1886 } 1887 if (p1) 1888 PROC_UNLOCK(p1); 1889 } 1890 if (mode->mode == VT_AUTO) { 1891 vw->vw_smode.mode = VT_AUTO; 1892 vw->vw_proc = NULL; 1893 vw->vw_pid = 0; 1894 DPRINTF(5, "VT_AUTO, "); 1895 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW]) 1896 cnavailable(vw->vw_terminal->consdev, TRUE); 1897 /* were we in the middle of the vty switching process? */ 1898 if (finish_vt_rel(vw, TRUE, &s) == 0) 1899 DPRINTF(5, "reset WAIT_REL, "); 1900 if (finish_vt_acq(vw) == 0) 1901 DPRINTF(5, "reset WAIT_ACQ, "); 1902 return (0); 1903 } else if (mode->mode == VT_PROCESS) { 1904 if (!ISSIGVALID(mode->relsig) || 1905 !ISSIGVALID(mode->acqsig) || 1906 !ISSIGVALID(mode->frsig)) { 1907 DPRINTF(5, "error EINVAL\n"); 1908 return (EINVAL); 1909 } 1910 DPRINTF(5, "VT_PROCESS %d, ", td->td_proc->p_pid); 1911 bcopy(data, &vw->vw_smode, sizeof(struct vt_mode)); 1912 vw->vw_proc = td->td_proc; 1913 vw->vw_pid = vw->vw_proc->p_pid; 1914 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW]) 1915 cnavailable(vw->vw_terminal->consdev, FALSE); 1916 } else { 1917 DPRINTF(5, "VT_SETMODE failed, unknown mode %d\n", 1918 mode->mode); 1919 return (EINVAL); 1920 } 1921 DPRINTF(5, "\n"); 1922 return (0); 1923 } 1924 case VT_GETMODE: /* get screen switcher mode */ 1925 bcopy(&vw->vw_smode, data, sizeof(struct vt_mode)); 1926 return (0); 1927 1928 case VT_RELDISP: /* screen switcher ioctl */ 1929 /* 1930 * This must be the current vty which is in the VT_PROCESS 1931 * switching mode... 1932 */ 1933 if ((vw != vd->vd_curwindow) || (vw->vw_smode.mode != 1934 VT_PROCESS)) { 1935 return (EINVAL); 1936 } 1937 /* ...and this process is controlling it. */ 1938 if (vw->vw_proc != td->td_proc) { 1939 return (EPERM); 1940 } 1941 error = EINVAL; 1942 switch(*(int *)data) { 1943 case VT_FALSE: /* user refuses to release screen, abort */ 1944 if ((error = finish_vt_rel(vw, FALSE, &s)) == 0) 1945 DPRINTF(5, "%s%d: VT_RELDISP: VT_FALSE\n", 1946 SC_DRIVER_NAME, VT_UNIT(vw)); 1947 break; 1948 case VT_TRUE: /* user has released screen, go on */ 1949 /* finish_vt_rel(..., TRUE, ...) should not be locked */ 1950 if (vw->vw_flags & VWF_SWWAIT_REL) { 1951 if ((error = finish_vt_rel(vw, TRUE, &s)) == 0) 1952 DPRINTF(5, "%s%d: VT_RELDISP: VT_TRUE\n", 1953 SC_DRIVER_NAME, VT_UNIT(vw)); 1954 } else { 1955 error = EINVAL; 1956 } 1957 return (error); 1958 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1959 if ((error = finish_vt_acq(vw)) == 0) 1960 DPRINTF(5, "%s%d: VT_RELDISP: VT_ACKACQ\n", 1961 SC_DRIVER_NAME, VT_UNIT(vw)); 1962 break; 1963 default: 1964 break; 1965 } 1966 return (error); 1967 } 1968 1969 return (ENOIOCTL); 1970} 1971 1972static struct vt_window * 1973vt_allocate_window(struct vt_device *vd, unsigned int window) 1974{ 1975 struct vt_window *vw; 1976 struct terminal *tm; 1977 term_pos_t size; 1978 struct winsize wsz; 1979 1980 vw = malloc(sizeof *vw, M_VT, M_WAITOK|M_ZERO); 1981 vw->vw_device = vd; 1982 vw->vw_number = window; 1983 vw->vw_kbdmode = K_XLATE; 1984 1985 if (!(vd->vd_flags & VDF_TEXTMODE)) 1986 vw->vw_font = vtfont_ref(&vt_font_default); 1987 1988 vt_termsize(vd, vw->vw_font, &size); 1989 vt_winsize(vd, vw->vw_font, &wsz); 1990 vtbuf_init(&vw->vw_buf, &size); 1991 1992 tm = vw->vw_terminal = terminal_alloc(&vt_termclass, vw); 1993 terminal_set_winsize(tm, &wsz); 1994 vd->vd_windows[window] = vw; 1995 callout_init(&vw->vw_proc_dead_timer, 0); 1996 1997 return (vw); 1998} 1999 2000void 2001vt_upgrade(struct vt_device *vd) 2002{ 2003 struct vt_window *vw; 2004 unsigned int i; 2005 2006 if (!vty_enabled(VTY_VT)) 2007 return; 2008 2009 for (i = 0; i < VT_MAXWINDOWS; i++) { 2010 vw = vd->vd_windows[i]; 2011 if (vw == NULL) { 2012 /* New window. */ 2013 vw = vt_allocate_window(vd, i); 2014 } 2015 if (!(vw->vw_flags & VWF_READY)) { 2016 callout_init(&vw->vw_proc_dead_timer, 0); 2017 terminal_maketty(vw->vw_terminal, "v%r", VT_UNIT(vw)); 2018 vw->vw_flags |= VWF_READY; 2019 if (vw->vw_flags & VWF_CONSOLE) { 2020 /* For existing console window. */ 2021 EVENTHANDLER_REGISTER(shutdown_pre_sync, 2022 vt_window_switch, vw, SHUTDOWN_PRI_DEFAULT); 2023 } 2024 } 2025 2026 } 2027 VT_LOCK(vd); 2028 if (vd->vd_curwindow == NULL) 2029 vd->vd_curwindow = vd->vd_windows[VT_CONSWINDOW]; 2030 2031 if (!(vd->vd_flags & VDF_ASYNC)) { 2032 /* Attach keyboard. */ 2033 vt_allocate_keyboard(vd); 2034 DPRINTF(20, "%s: vd_keyboard = %d\n", __func__, vd->vd_keyboard); 2035 2036 /* Init 25 Hz timer. */ 2037 callout_init_mtx(&vd->vd_timer, &vd->vd_lock, 0); 2038 2039 /* Start timer when everything ready. */ 2040 vd->vd_flags |= VDF_ASYNC; 2041 callout_reset(&vd->vd_timer, hz / VT_TIMERFREQ, vt_timer, vd); 2042 } 2043 2044 VT_UNLOCK(vd); 2045 2046 /* Refill settings with new sizes. */ 2047 vt_resize(vd); 2048} 2049 2050static void 2051vt_resize(struct vt_device *vd) 2052{ 2053 struct vt_window *vw; 2054 int i; 2055 2056 for (i = 0; i < VT_MAXWINDOWS; i++) { 2057 vw = vd->vd_windows[i]; 2058 VT_LOCK(vd); 2059 /* Assign default font to window, if not textmode. */ 2060 if (!(vd->vd_flags & VDF_TEXTMODE) && vw->vw_font == NULL) 2061 vw->vw_font = vtfont_ref(&vt_font_default); 2062 VT_UNLOCK(vd); 2063 /* Resize terminal windows */ 2064 vt_change_font(vw, vw->vw_font); 2065 } 2066} 2067 2068void 2069vt_allocate(struct vt_driver *drv, void *softc) 2070{ 2071 struct vt_device *vd; 2072 struct winsize wsz; 2073 2074 if (!vty_enabled(VTY_VT)) 2075 return; 2076 2077 if (main_vd->vd_driver == NULL) { 2078 main_vd->vd_driver = drv; 2079 printf("VT: initialize with new VT driver \"%s\".\n", 2080 drv->vd_name); 2081 } else { 2082 /* 2083 * Check if have rights to replace current driver. For example: 2084 * it is bad idea to replace KMS driver with generic VGA one. 2085 */ 2086 if (drv->vd_priority <= main_vd->vd_driver->vd_priority) { 2087 printf("VT: Driver priority %d too low. Current %d\n ", 2088 drv->vd_priority, main_vd->vd_driver->vd_priority); 2089 return; 2090 } 2091 printf("VT: Replacing driver \"%s\" with new \"%s\".\n", 2092 main_vd->vd_driver->vd_name, drv->vd_name); 2093 } 2094 vd = main_vd; 2095 VT_LOCK(vd); 2096 if (drv->vd_maskbitbltchr == NULL) 2097 drv->vd_maskbitbltchr = drv->vd_bitbltchr; 2098 2099 if (vd->vd_flags & VDF_ASYNC) { 2100 /* Stop vt_flush periodic task. */ 2101 callout_drain(&vd->vd_timer); 2102 /* 2103 * Mute current terminal until we done. vt_change_font (called 2104 * from vt_resize) will unmute it. 2105 */ 2106 terminal_mute(vd->vd_curwindow->vw_terminal, 1); 2107 } 2108 2109 /* 2110 * Reset VDF_TEXTMODE flag, driver who require that flag (vt_vga) will 2111 * set it. 2112 */ 2113 vd->vd_flags &= ~VDF_TEXTMODE; 2114 2115 vd->vd_driver = drv; 2116 vd->vd_softc = softc; 2117 vd->vd_driver->vd_init(vd); 2118 VT_UNLOCK(vd); 2119 2120 vt_upgrade(vd); 2121 2122#ifdef DEV_SPLASH 2123 if (vd->vd_flags & VDF_SPLASH) 2124 vtterm_splash(vd); 2125#endif 2126 2127 if (vd->vd_flags & VDF_ASYNC) { 2128 terminal_mute(vd->vd_curwindow->vw_terminal, 0); 2129 callout_schedule(&vd->vd_timer, hz / VT_TIMERFREQ); 2130 } 2131 2132 termcn_cnregister(vd->vd_windows[VT_CONSWINDOW]->vw_terminal); 2133 2134 /* Update console window sizes to actual. */ 2135 vt_winsize(vd, vd->vd_windows[VT_CONSWINDOW]->vw_font, &wsz); 2136 terminal_set_winsize_blank(vd->vd_windows[VT_CONSWINDOW]->vw_terminal, 2137 &wsz, 0, NULL); 2138} 2139 2140void 2141vt_suspend() 2142{ 2143 2144 if (vt_suspendswitch == 0) 2145 return; 2146 /* Save current window. */ 2147 main_vd->vd_savedwindow = main_vd->vd_curwindow; 2148 /* Ask holding process to free window and switch to console window */ 2149 vt_proc_window_switch(main_vd->vd_windows[VT_CONSWINDOW]); 2150} 2151 2152void 2153vt_resume() 2154{ 2155 2156 if (vt_suspendswitch == 0) 2157 return; 2158 /* Switch back to saved window */ 2159 if (main_vd->vd_savedwindow != NULL) 2160 vt_proc_window_switch(main_vd->vd_savedwindow); 2161 main_vd->vd_savedwindow = NULL; 2162} 2163