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("$FreeBSD$"); 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 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; 69 70 static tc_cnprobe_t vtterm_cnprobe; 71 static tc_cngetc_t vtterm_cngetc; 72 73 static tc_opened_t vtterm_opened; 74 static tc_ioctl_t vtterm_ioctl; 75 static tc_mmap_t vtterm_mmap; 76 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, 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. */ 115 int sc_txtmouse_no_retrace_wait; 116 117 static SYSCTL_NODE(_kern, OID_AUTO, vt, CTLFLAG_RD, 0, "vt(9) parameters"); 118 VT_SYSCTL_INT(enable_altgr, 1, "Enable AltGr key (Do not assume R.Alt as Alt)"); 119 VT_SYSCTL_INT(debug, 0, "vt(9) debug level"); 120 VT_SYSCTL_INT(deadtimer, 15, "Time to wait busy process in VT_PROCESS mode"); 121 VT_SYSCTL_INT(suspendswitch, 1, "Switch to VT0 before suspend"); 122 123 static struct vt_device vt_consdev; 124 static unsigned int vt_unit = 0; 125 static MALLOC_DEFINE(M_VT, "vt", "vt device"); 126 struct vt_device *main_vd = &vt_consdev; 127 128 /* Boot logo. */ 129 extern unsigned int vt_logo_width; 130 extern unsigned int vt_logo_height; 131 extern unsigned int vt_logo_depth; 132 extern unsigned char vt_logo_image[]; 133 134 /* Font. */ 135 extern struct vt_font vt_font_default; 136 #ifndef SC_NO_CUTPASTE 137 extern struct mouse_cursor vt_default_mouse_pointer; 138 #endif 139 140 static int signal_vt_rel(struct vt_window *); 141 static int signal_vt_acq(struct vt_window *); 142 static int finish_vt_rel(struct vt_window *, int, int *); 143 static int finish_vt_acq(struct vt_window *); 144 static int vt_window_switch(struct vt_window *); 145 static int vt_late_window_switch(struct vt_window *); 146 static int vt_proc_alive(struct vt_window *); 147 static void vt_resize(struct vt_device *); 148 static void vt_update_static(void *); 149 150 SET_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)) 154 155 static struct terminal vt_consterm; 156 static struct vt_window vt_conswindow; 157 static 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 }; 166 static term_char_t vt_constextbuf[(_VTDEFW) * (VBF_DEFAULT_HISTORY_SIZE)]; 167 static term_char_t *vt_constextbufrows[VBF_DEFAULT_HISTORY_SIZE]; 168 static 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 }; 189 static struct terminal vt_consterm = { 190 .tm_class = &vt_termclass, 191 .tm_softc = &vt_conswindow, 192 .tm_flags = TF_CONS, 193 }; 194 static 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. */ 201 DATA_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 */ 207 SYSINIT(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. */ 210 SYSINIT(vt_early_cons, SI_SUB_INT_CONFIG_HOOKS, SI_ORDER_ANY, vt_upgrade, 211 &vt_consdev); 212 213 /* Initialize locks/mem depended members. */ 214 static void 215 vt_update_static(void *dummy) 216 { 217 218 if (getenv("kern.vt.disable")) 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 } 229 230 static void 231 vt_switch_timer(void *arg) 232 { 233 234 vt_late_window_switch((struct vt_window *)arg); 235 } 236 237 static int 238 vt_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 } 252 253 static int 254 vt_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. */ 262 static int 263 vt_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. */ 281 static int 282 vt_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. */ 315 static int 316 vt_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 } 352 353 static inline void 354 vt_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 } 364 365 static inline void 366 vt_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 } 376 377 static void 378 vt_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 } 401 402 static int 403 vt_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 } 424 425 static void 426 vt_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 } 481 482 static int 483 vt_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 } 608 609 static int 610 vt_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 } 633 634 static int 635 vt_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 } 673 674 static void 675 vtterm_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 } 685 686 static void 687 vtterm_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 } 701 702 static void 703 vtterm_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 } 709 710 static void 711 vtterm_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 } 717 718 static void 719 vtterm_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 } 725 726 static void 727 vtterm_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 } 734 735 static void 736 vtterm_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 } 749 750 static inline void 751 vt_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 } 775 776 static void 777 vt_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 } 805 806 static void 807 vt_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 } 896 897 static void 898 vt_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 } 909 910 static void 911 vtterm_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 932 static void 933 vtterm_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 952 953 954 static void 955 vtterm_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; 961 962 if (getenv("kern.vt.disable")) 963 return; 964 965 if (vd->vd_flags & VDF_INITIALIZED) 966 /* Initialization already done. */ 967 return; 968 969 SET_FOREACH(vtdlist, vt_drv_set) { 970 vtd = *vtdlist; 971 if (vtd->vd_probe == NULL) 972 continue; 973 if (vtd->vd_probe(vd) == CN_DEAD) 974 continue; 975 if ((vtdbest == NULL) || 976 (vtd->vd_priority > vtdbest->vd_priority)) 977 vtdbest = vtd; 978 } 979 if (vtdbest == NULL) { 980 cp->cn_pri = CN_DEAD; 981 vd->vd_flags |= VDF_DEAD; 982 } else { 983 vd->vd_driver = vtdbest; 984 cp->cn_pri = vd->vd_driver->vd_init(vd); 985 } 986 987 /* Check if driver's vt_init return CN_DEAD. */ 988 if (cp->cn_pri == CN_DEAD) { 989 vd->vd_flags |= VDF_DEAD; 990 } 991 992 /* Initialize any early-boot keyboard drivers */ 993 kbd_configure(KB_CONF_PROBE_ONLY); 994 995 vd->vd_unit = atomic_fetchadd_int(&vt_unit, 1); 996 vd->vd_windows[VT_CONSWINDOW] = vw; 997 sprintf(cp->cn_name, "ttyv%r", VT_UNIT(vw)); 998 999 /* Attach default font if not in TEXTMODE. */ 1000 if (!(vd->vd_flags & VDF_TEXTMODE)) 1001 vw->vw_font = vtfont_ref(&vt_font_default); 1002 1003 vtbuf_init_early(&vw->vw_buf); 1004 vt_winsize(vd, vw->vw_font, &wsz); 1005 terminal_set_winsize(tm, &wsz); 1006 1007 if (vtdbest != NULL) { 1008 #ifdef DEV_SPLASH 1009 vtterm_splash(vd); 1010 #endif 1011 vd->vd_flags |= VDF_INITIALIZED; 1012 } 1013 } 1014 1015 static int 1016 vtterm_cngetc(struct terminal *tm) 1017 { 1018 struct vt_window *vw = tm->tm_softc; 1019 struct vt_device *vd = vw->vw_device; 1020 keyboard_t *kbd; 1021 int state; 1022 u_int c; 1023 1024 if (vw->vw_kbdsq && *vw->vw_kbdsq) 1025 return (*vw->vw_kbdsq++); 1026 1027 state = 0; 1028 /* Make sure the splash screen is not there. */ 1029 if (vd->vd_flags & VDF_SPLASH) { 1030 /* Remove splash */ 1031 vd->vd_flags &= ~VDF_SPLASH; 1032 /* Mark screen as invalid to force update */ 1033 vd->vd_flags |= VDF_INVALID; 1034 vt_flush(vd); 1035 } 1036 1037 /* Stripped down keyboard handler. */ 1038 kbd = kbd_get_keyboard(vd->vd_keyboard); 1039 if (kbd == NULL) 1040 return (-1); 1041 1042 /* Force keyboard input mode to K_XLATE */ 1043 c = K_XLATE; 1044 kbdd_ioctl(kbd, KDSKBMODE, (void *)&c); 1045 1046 /* Switch the keyboard to polling to make it work here. */ 1047 kbdd_poll(kbd, TRUE); 1048 c = kbdd_read_char(kbd, 0); 1049 kbdd_poll(kbd, FALSE); 1050 if (c & RELKEY) 1051 return (-1); 1052 1053 if (vw->vw_flags & VWF_SCROLL) { 1054 vt_scrollmode_kbdevent(vw, c, 1/* Console mode */); 1055 vt_flush(vd); 1056 return (-1); 1057 } 1058 1059 /* Stripped down handling of vt_kbdevent(), without locking, etc. */ 1060 if (c & SPCLKEY) { 1061 switch (c) { 1062 case SPCLKEY | SLK: 1063 kbdd_ioctl(kbd, KDGKBSTATE, (caddr_t)&state); 1064 if (state & SLKED) { 1065 /* Turn scrolling on. */ 1066 vw->vw_flags |= VWF_SCROLL; 1067 VTBUF_SLCK_ENABLE(&vw->vw_buf); 1068 } else { 1069 /* Turn scrolling off. */ 1070 vt_scroll(vw, 0, VHS_END); 1071 vw->vw_flags &= ~VWF_SCROLL; 1072 VTBUF_SLCK_DISABLE(&vw->vw_buf); 1073 } 1074 break; 1075 /* XXX: KDB can handle history. */ 1076 case SPCLKEY | FKEY | F(50): /* Arrow up. */ 1077 vw->vw_kbdsq = "\x1b[A"; 1078 break; 1079 case SPCLKEY | FKEY | F(58): /* Arrow down. */ 1080 vw->vw_kbdsq = "\x1b[B"; 1081 break; 1082 case SPCLKEY | FKEY | F(55): /* Arrow right. */ 1083 vw->vw_kbdsq = "\x1b[C"; 1084 break; 1085 case SPCLKEY | FKEY | F(53): /* Arrow left. */ 1086 vw->vw_kbdsq = "\x1b[D"; 1087 break; 1088 } 1089 1090 /* Force refresh to make scrollback work. */ 1091 vt_flush(vd); 1092 } else if (KEYFLAGS(c) == 0) { 1093 return (KEYCHAR(c)); 1094 } 1095 1096 if (vw->vw_kbdsq && *vw->vw_kbdsq) 1097 return (*vw->vw_kbdsq++); 1098 1099 return (-1); 1100 } 1101 1102 static void 1103 vtterm_opened(struct terminal *tm, int opened) 1104 { 1105 struct vt_window *vw = tm->tm_softc; 1106 struct vt_device *vd = vw->vw_device; 1107 1108 VT_LOCK(vd); 1109 vd->vd_flags &= ~VDF_SPLASH; 1110 if (opened) 1111 vw->vw_flags |= VWF_OPENED; 1112 else { 1113 vw->vw_flags &= ~VWF_OPENED; 1114 /* TODO: finish ACQ/REL */ 1115 } 1116 VT_UNLOCK(vd); 1117 } 1118 1119 static int 1120 vt_change_font(struct vt_window *vw, struct vt_font *vf) 1121 { 1122 struct vt_device *vd = vw->vw_device; 1123 struct terminal *tm = vw->vw_terminal; 1124 term_pos_t size; 1125 struct winsize wsz; 1126 1127 /* 1128 * Changing fonts. 1129 * 1130 * Changing fonts is a little tricky. We must prevent 1131 * simultaneous access to the device, so we must stop 1132 * the display timer and the terminal from accessing. 1133 * We need to switch fonts and grow our screen buffer. 1134 * 1135 * XXX: Right now the code uses terminal_mute() to 1136 * prevent data from reaching the console driver while 1137 * resizing the screen buffer. This isn't elegant... 1138 */ 1139 1140 VT_LOCK(vd); 1141 if (vw->vw_flags & VWF_BUSY) { 1142 /* Another process is changing the font. */ 1143 VT_UNLOCK(vd); 1144 return (EBUSY); 1145 } 1146 if (vw->vw_font == NULL) { 1147 /* Our device doesn't need fonts. */ 1148 VT_UNLOCK(vd); 1149 return (ENOTTY); 1150 } 1151 vw->vw_flags |= VWF_BUSY; 1152 VT_UNLOCK(vd); 1153 1154 vt_termsize(vd, vf, &size); 1155 vt_winsize(vd, vf, &wsz); 1156 /* Save offset to font aligned area. */ 1157 vd->vd_offset.tp_col = (vd->vd_width % vf->vf_width) / 2; 1158 vd->vd_offset.tp_row = (vd->vd_height % vf->vf_height) / 2; 1159 1160 /* Grow the screen buffer and terminal. */ 1161 terminal_mute(tm, 1); 1162 vtbuf_grow(&vw->vw_buf, &size, vw->vw_buf.vb_history_size); 1163 terminal_set_winsize_blank(tm, &wsz, 0); 1164 terminal_mute(tm, 0); 1165 1166 /* Actually apply the font to the current window. */ 1167 VT_LOCK(vd); 1168 vtfont_unref(vw->vw_font); 1169 vw->vw_font = vtfont_ref(vf); 1170 1171 /* Force a full redraw the next timer tick. */ 1172 if (vd->vd_curwindow == vw) 1173 vd->vd_flags |= VDF_INVALID; 1174 vw->vw_flags &= ~VWF_BUSY; 1175 VT_UNLOCK(vd); 1176 return (0); 1177 } 1178 1179 static int 1180 vt_set_border(struct vt_window *vw, struct vt_font *vf, term_color_t c) 1181 { 1182 struct vt_device *vd = vw->vw_device; 1183 int x, y, off_x, off_y; 1184 1185 if (vd->vd_driver->vd_drawrect == NULL) 1186 return (ENOTSUP); 1187 1188 x = vd->vd_width - 1; 1189 y = vd->vd_height - 1; 1190 off_x = vd->vd_offset.tp_col; 1191 off_y = vd->vd_offset.tp_row; 1192 1193 /* Top bar. */ 1194 if (off_y > 0) 1195 vd->vd_driver->vd_drawrect(vd, 0, 0, x, off_y - 1, 1, c); 1196 /* Left bar. */ 1197 if (off_x > 0) 1198 vd->vd_driver->vd_drawrect(vd, 0, off_y, off_x - 1, y - off_y, 1199 1, c); 1200 /* Right bar. May be 1 pixel wider than necessary due to rounding. */ 1201 vd->vd_driver->vd_drawrect(vd, x - off_x, off_y, x, y - off_y, 1, c); 1202 /* Bottom bar. May be 1 mixel taller than necessary due to rounding. */ 1203 vd->vd_driver->vd_drawrect(vd, 0, y - off_y, x, y, 1, c); 1204 1205 return (0); 1206 } 1207 1208 static int 1209 vt_proc_alive(struct vt_window *vw) 1210 { 1211 struct proc *p; 1212 1213 if (vw->vw_smode.mode != VT_PROCESS) 1214 return (FALSE); 1215 1216 if (vw->vw_proc) { 1217 if ((p = pfind(vw->vw_pid)) != NULL) 1218 PROC_UNLOCK(p); 1219 if (vw->vw_proc == p) 1220 return (TRUE); 1221 vw->vw_proc = NULL; 1222 vw->vw_smode.mode = VT_AUTO; 1223 DPRINTF(1, "vt controlling process %d died\n", vw->vw_pid); 1224 vw->vw_pid = 0; 1225 } 1226 return (FALSE); 1227 } 1228 1229 static int 1230 signal_vt_rel(struct vt_window *vw) 1231 { 1232 1233 if (vw->vw_smode.mode != VT_PROCESS) 1234 return (FALSE); 1235 if (vw->vw_proc == NULL || vt_proc_alive(vw) == FALSE) { 1236 vw->vw_proc = NULL; 1237 vw->vw_pid = 0; 1238 return (TRUE); 1239 } 1240 vw->vw_flags |= VWF_SWWAIT_REL; 1241 PROC_LOCK(vw->vw_proc); 1242 kern_psignal(vw->vw_proc, vw->vw_smode.relsig); 1243 PROC_UNLOCK(vw->vw_proc); 1244 DPRINTF(1, "sending relsig to %d\n", vw->vw_pid); 1245 return (TRUE); 1246 } 1247 1248 static int 1249 signal_vt_acq(struct vt_window *vw) 1250 { 1251 1252 if (vw->vw_smode.mode != VT_PROCESS) 1253 return (FALSE); 1254 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW]) 1255 cnavailable(vw->vw_terminal->consdev, FALSE); 1256 if (vw->vw_proc == NULL || vt_proc_alive(vw) == FALSE) { 1257 vw->vw_proc = NULL; 1258 vw->vw_pid = 0; 1259 return (TRUE); 1260 } 1261 vw->vw_flags |= VWF_SWWAIT_ACQ; 1262 PROC_LOCK(vw->vw_proc); 1263 kern_psignal(vw->vw_proc, vw->vw_smode.acqsig); 1264 PROC_UNLOCK(vw->vw_proc); 1265 DPRINTF(1, "sending acqsig to %d\n", vw->vw_pid); 1266 return (TRUE); 1267 } 1268 1269 static int 1270 finish_vt_rel(struct vt_window *vw, int release, int *s) 1271 { 1272 1273 if (vw->vw_flags & VWF_SWWAIT_REL) { 1274 vw->vw_flags &= ~VWF_SWWAIT_REL; 1275 if (release) { 1276 callout_drain(&vw->vw_proc_dead_timer); 1277 vt_late_window_switch(vw->vw_switch_to); 1278 } 1279 return (0); 1280 } 1281 return (EINVAL); 1282 } 1283 1284 static int 1285 finish_vt_acq(struct vt_window *vw) 1286 { 1287 1288 if (vw->vw_flags & VWF_SWWAIT_ACQ) { 1289 vw->vw_flags &= ~VWF_SWWAIT_ACQ; 1290 return (0); 1291 } 1292 return (EINVAL); 1293 } 1294 1295 #ifndef SC_NO_CUTPASTE 1296 static void 1297 vt_mouse_terminput_button(struct vt_device *vd, int button) 1298 { 1299 struct vt_window *vw; 1300 struct vt_font *vf; 1301 char mouseb[6] = "\x1B[M"; 1302 int i, x, y; 1303 1304 vw = vd->vd_curwindow; 1305 vf = vw->vw_font; 1306 1307 /* Translate to char position. */ 1308 x = vd->vd_mx / vf->vf_width; 1309 y = vd->vd_my / vf->vf_height; 1310 /* Avoid overflow. */ 1311 x = MIN(x, 255 - '!'); 1312 y = MIN(y, 255 - '!'); 1313 1314 mouseb[3] = ' ' + button; 1315 mouseb[4] = '!' + x; 1316 mouseb[5] = '!' + y; 1317 1318 for (i = 0; i < sizeof(mouseb); i++ ) 1319 terminal_input_char(vw->vw_terminal, mouseb[i]); 1320 } 1321 1322 static void 1323 vt_mouse_terminput(struct vt_device *vd, int type, int x, int y, int event, 1324 int cnt) 1325 { 1326 1327 switch (type) { 1328 case MOUSE_BUTTON_EVENT: 1329 if (cnt > 0) { 1330 /* Mouse button pressed. */ 1331 if (event & MOUSE_BUTTON1DOWN) 1332 vt_mouse_terminput_button(vd, 0); 1333 if (event & MOUSE_BUTTON2DOWN) 1334 vt_mouse_terminput_button(vd, 1); 1335 if (event & MOUSE_BUTTON3DOWN) 1336 vt_mouse_terminput_button(vd, 2); 1337 } else { 1338 /* Mouse button released. */ 1339 vt_mouse_terminput_button(vd, 3); 1340 } 1341 break; 1342 #ifdef notyet 1343 case MOUSE_MOTION_EVENT: 1344 if (mouse->u.data.z < 0) { 1345 /* Scroll up. */ 1346 sc_mouse_input_button(vd, 64); 1347 } else if (mouse->u.data.z > 0) { 1348 /* Scroll down. */ 1349 sc_mouse_input_button(vd, 65); 1350 } 1351 break; 1352 #endif 1353 } 1354 } 1355 1356 void 1357 vt_mouse_event(int type, int x, int y, int event, int cnt, int mlevel) 1358 { 1359 struct vt_device *vd; 1360 struct vt_window *vw; 1361 struct vt_font *vf; 1362 term_pos_t size; 1363 term_char_t *buf; 1364 int i, len, mark; 1365 1366 vd = main_vd; 1367 vw = vd->vd_curwindow; 1368 vf = vw->vw_font; 1369 mark = 0; 1370 1371 if (vw->vw_flags & VWF_MOUSE_HIDE) 1372 return; /* Mouse disabled. */ 1373 1374 if (vf == NULL) /* Text mode. */ 1375 return; 1376 1377 /* 1378 * TODO: add flag about pointer position changed, to not redraw chars 1379 * under mouse pointer when nothing changed. 1380 */ 1381 1382 if (vw->vw_mouse_level > 0) 1383 vt_mouse_terminput(vd, type, x, y, event, cnt); 1384 1385 switch (type) { 1386 case MOUSE_ACTION: 1387 case MOUSE_MOTION_EVENT: 1388 /* Movement */ 1389 x += vd->vd_mx; 1390 y += vd->vd_my; 1391 1392 vt_termsize(vd, vf, &size); 1393 1394 /* Apply limits. */ 1395 x = MAX(x, 0); 1396 y = MAX(y, 0); 1397 x = MIN(x, (size.tp_col * vf->vf_width) - 1); 1398 y = MIN(y, (size.tp_row * vf->vf_height) - 1); 1399 1400 vd->vd_mx = x; 1401 vd->vd_my = y; 1402 if ((vd->vd_mstate & MOUSE_BUTTON1DOWN) && 1403 (vtbuf_set_mark(&vw->vw_buf, VTB_MARK_MOVE, 1404 vd->vd_mx / vf->vf_width, 1405 vd->vd_my / vf->vf_height) == 1)) { 1406 1407 /* 1408 * We have something marked to copy, so update pointer 1409 * to window with selection. 1410 */ 1411 vd->vd_markedwin = vw; 1412 } 1413 return; /* Done */ 1414 case MOUSE_BUTTON_EVENT: 1415 /* Buttons */ 1416 break; 1417 default: 1418 return; /* Done */ 1419 } 1420 1421 switch (event) { 1422 case MOUSE_BUTTON1DOWN: 1423 switch (cnt % 4) { 1424 case 0: /* up */ 1425 mark = VTB_MARK_END; 1426 break; 1427 case 1: /* single click: start cut operation */ 1428 mark = VTB_MARK_START; 1429 break; 1430 case 2: /* double click: cut a word */ 1431 mark = VTB_MARK_WORD; 1432 break; 1433 case 3: /* triple click: cut a line */ 1434 mark = VTB_MARK_ROW; 1435 break; 1436 } 1437 break; 1438 case VT_MOUSE_PASTEBUTTON: 1439 switch (cnt) { 1440 case 0: /* up */ 1441 break; 1442 default: 1443 if (vd->vd_markedwin == NULL) 1444 return; 1445 /* Get current selecton size in bytes. */ 1446 len = vtbuf_get_marked_len(&vd->vd_markedwin->vw_buf); 1447 if (len <= 0) 1448 return; 1449 1450 buf = malloc(len, M_VT, M_WAITOK | M_ZERO); 1451 /* Request cupy/paste buffer data, no more than `len' */ 1452 vtbuf_extract_marked(&vd->vd_markedwin->vw_buf, buf, 1453 len); 1454 1455 len /= sizeof(term_char_t); 1456 for (i = 0; i < len; i++ ) { 1457 if (buf[i] == '\0') 1458 continue; 1459 terminal_input_char(vw->vw_terminal, buf[i]); 1460 } 1461 1462 /* Done, so cleanup. */ 1463 free(buf, M_VT); 1464 break; 1465 } 1466 return; /* Done */ 1467 case VT_MOUSE_EXTENDBUTTON: 1468 switch (cnt) { 1469 case 0: /* up */ 1470 if (!(vd->vd_mstate & MOUSE_BUTTON1DOWN)) 1471 mark = VTB_MARK_EXTEND; 1472 else 1473 mark = 0; 1474 break; 1475 default: 1476 mark = VTB_MARK_EXTEND; 1477 break; 1478 } 1479 break; 1480 default: 1481 return; /* Done */ 1482 } 1483 1484 /* Save buttons state. */ 1485 if (cnt > 0) 1486 vd->vd_mstate |= event; 1487 else 1488 vd->vd_mstate &= ~event; 1489 1490 if (vtbuf_set_mark(&vw->vw_buf, mark, vd->vd_mx / vf->vf_width, 1491 vd->vd_my / vf->vf_height) == 1) { 1492 /* 1493 * We have something marked to copy, so update pointer to 1494 * window with selection. 1495 */ 1496 vd->vd_markedwin = vw; 1497 } 1498 } 1499 1500 void 1501 vt_mouse_state(int show) 1502 { 1503 struct vt_device *vd; 1504 struct vt_window *vw; 1505 1506 vd = main_vd; 1507 vw = vd->vd_curwindow; 1508 1509 switch (show) { 1510 case VT_MOUSE_HIDE: 1511 vw->vw_flags |= VWF_MOUSE_HIDE; 1512 break; 1513 case VT_MOUSE_SHOW: 1514 vw->vw_flags &= ~VWF_MOUSE_HIDE; 1515 break; 1516 } 1517 } 1518 #endif 1519 1520 static int 1521 vtterm_mmap(struct terminal *tm, vm_ooffset_t offset, vm_paddr_t * paddr, 1522 int nprot, vm_memattr_t *memattr) 1523 { 1524 struct vt_window *vw = tm->tm_softc; 1525 struct vt_device *vd = vw->vw_device; 1526 1527 if (vd->vd_driver->vd_fb_mmap) 1528 return (vd->vd_driver->vd_fb_mmap(vd, offset, paddr, nprot, 1529 memattr)); 1530 1531 return (ENXIO); 1532 } 1533 1534 static int 1535 vtterm_ioctl(struct terminal *tm, u_long cmd, caddr_t data, 1536 struct thread *td) 1537 { 1538 struct vt_window *vw = tm->tm_softc; 1539 struct vt_device *vd = vw->vw_device; 1540 keyboard_t *kbd; 1541 int error, i, s; 1542 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1543 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1544 int ival; 1545 1546 switch (cmd) { 1547 case _IO('v', 4): 1548 cmd = VT_RELDISP; 1549 break; 1550 case _IO('v', 5): 1551 cmd = VT_ACTIVATE; 1552 break; 1553 case _IO('v', 6): 1554 cmd = VT_WAITACTIVE; 1555 break; 1556 case _IO('K', 20): 1557 cmd = KDSKBSTATE; 1558 break; 1559 case _IO('K', 67): 1560 cmd = KDSETRAD; 1561 break; 1562 case _IO('K', 7): 1563 cmd = KDSKBMODE; 1564 break; 1565 case _IO('K', 8): 1566 cmd = KDMKTONE; 1567 break; 1568 case _IO('K', 63): 1569 cmd = KIOCSOUND; 1570 break; 1571 case _IO('K', 66): 1572 cmd = KDSETLED; 1573 break; 1574 case _IO('c', 110): 1575 cmd = CONS_SETKBD; 1576 break; 1577 default: 1578 goto skip_thunk; 1579 } 1580 ival = IOCPARM_IVAL(data); 1581 data = (caddr_t)&ival; 1582 skip_thunk: 1583 #endif 1584 1585 switch (cmd) { 1586 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1587 if (*(int *)data & ~0x7f) 1588 return (EINVAL); 1589 case GIO_KEYMAP: 1590 case PIO_KEYMAP: 1591 case GIO_DEADKEYMAP: 1592 case PIO_DEADKEYMAP: 1593 case GETFKEY: 1594 case SETFKEY: 1595 case KDGKBINFO: 1596 case KDGKBTYPE: 1597 case KDSKBSTATE: /* set keyboard state (locks) */ 1598 case KDGKBSTATE: /* get keyboard state (locks) */ 1599 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1600 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1601 case KDSETLED: /* set keyboard LED status */ 1602 case KDGETLED: /* get keyboard LED status */ 1603 case KBADDKBD: /* add/remove keyboard to/from mux */ 1604 case KBRELKBD: { 1605 error = 0; 1606 1607 mtx_lock(&Giant); 1608 kbd = kbd_get_keyboard(vd->vd_keyboard); 1609 if (kbd != NULL) 1610 error = kbdd_ioctl(kbd, cmd, data); 1611 mtx_unlock(&Giant); 1612 if (error == ENOIOCTL) { 1613 if (cmd == KDGKBTYPE) { 1614 /* always return something? XXX */ 1615 *(int *)data = 0; 1616 } else { 1617 return (ENODEV); 1618 } 1619 } 1620 return (error); 1621 } 1622 case KDGKBMODE: { 1623 int mode = -1; 1624 1625 mtx_lock(&Giant); 1626 kbd = kbd_get_keyboard(vd->vd_keyboard); 1627 if (kbd != NULL) { 1628 kbdd_ioctl(kbd, KDGKBMODE, (void *)&mode); 1629 } 1630 mtx_unlock(&Giant); 1631 DPRINTF(20, "mode %d, vw_kbdmode %d\n", mode, vw->vw_kbdmode); 1632 *(int *)data = mode; 1633 return (0); 1634 } 1635 case KDSKBMODE: { 1636 int mode; 1637 1638 mode = *(int *)data; 1639 switch (mode) { 1640 case K_XLATE: 1641 case K_RAW: 1642 case K_CODE: 1643 vw->vw_kbdmode = mode; 1644 if (vw == vd->vd_curwindow) { 1645 keyboard_t *kbd; 1646 error = 0; 1647 1648 mtx_lock(&Giant); 1649 kbd = kbd_get_keyboard(vd->vd_keyboard); 1650 if (kbd != NULL) { 1651 error = kbdd_ioctl(kbd, KDSKBMODE, 1652 (void *)&mode); 1653 } 1654 mtx_unlock(&Giant); 1655 } 1656 return (0); 1657 default: 1658 return (EINVAL); 1659 } 1660 } 1661 case FBIOGTYPE: 1662 case FBIO_GETWINORG: /* get frame buffer window origin */ 1663 case FBIO_GETDISPSTART: /* get display start address */ 1664 case FBIO_GETLINEWIDTH: /* get scan line width in bytes */ 1665 case FBIO_BLANK: /* blank display */ 1666 if (vd->vd_driver->vd_fb_ioctl) 1667 return (vd->vd_driver->vd_fb_ioctl(vd, cmd, data, td)); 1668 break; 1669 case CONS_BLANKTIME: 1670 /* XXX */ 1671 return (0); 1672 case CONS_GET: 1673 /* XXX */ 1674 *(int *)data = M_CG640x480; 1675 return (0); 1676 case CONS_BELLTYPE: /* set bell type sound */ 1677 if ((*(int *)data) & CONS_QUIET_BELL) 1678 vd->vd_flags |= VDF_QUIET_BELL; 1679 else 1680 vd->vd_flags &= ~VDF_QUIET_BELL; 1681 return (0); 1682 case CONS_GETINFO: { 1683 vid_info_t *vi = (vid_info_t *)data; 1684 1685 vi->m_num = vd->vd_curwindow->vw_number + 1; 1686 /* XXX: other fields! */ 1687 return (0); 1688 } 1689 case CONS_GETVERS: 1690 *(int *)data = 0x200; 1691 return (0); 1692 case CONS_MODEINFO: 1693 /* XXX */ 1694 return (0); 1695 case CONS_MOUSECTL: { 1696 mouse_info_t *mouse = (mouse_info_t*)data; 1697 1698 /* 1699 * This has no effect on vt(4). We don't draw any mouse 1700 * cursor. Just ignore MOUSE_HIDE and MOUSE_SHOW to 1701 * prevent excessive errors. All the other commands 1702 * should not be applied to individual TTYs, but only to 1703 * consolectl. 1704 */ 1705 switch (mouse->operation) { 1706 case MOUSE_HIDE: 1707 vd->vd_flags &= ~VDF_MOUSECURSOR; 1708 return (0); 1709 case MOUSE_SHOW: 1710 vd->vd_mx = vd->vd_width / 2; 1711 vd->vd_my = vd->vd_height / 2; 1712 vd->vd_flags |= VDF_MOUSECURSOR; 1713 return (0); 1714 default: 1715 return (EINVAL); 1716 } 1717 } 1718 case PIO_VFONT: { 1719 struct vt_font *vf; 1720 1721 error = vtfont_load((void *)data, &vf); 1722 if (error != 0) 1723 return (error); 1724 1725 error = vt_change_font(vw, vf); 1726 if (error == 0) { 1727 /* XXX: replace 0 with current bg color. */ 1728 vt_set_border(vw, vf, 0); 1729 } 1730 vtfont_unref(vf); 1731 return (error); 1732 } 1733 case GIO_SCRNMAP: { 1734 scrmap_t *sm = (scrmap_t *)data; 1735 int i; 1736 1737 /* We don't have screen maps, so return a handcrafted one. */ 1738 for (i = 0; i < 256; i++) 1739 sm->scrmap[i] = i; 1740 return (0); 1741 } 1742 case KDSETMODE: 1743 /* XXX */ 1744 return (0); 1745 case KDENABIO: /* allow io operations */ 1746 error = priv_check(td, PRIV_IO); 1747 if (error != 0) 1748 return (error); 1749 error = securelevel_gt(td->td_ucred, 0); 1750 if (error != 0) 1751 return (error); 1752 #if defined(__i386__) 1753 td->td_frame->tf_eflags |= PSL_IOPL; 1754 #elif defined(__amd64__) 1755 td->td_frame->tf_rflags |= PSL_IOPL; 1756 #endif 1757 return (0); 1758 case KDDISABIO: /* disallow io operations (default) */ 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 KDMKTONE: /* sound the bell */ 1766 vtterm_beep(tm, *(u_int *)data); 1767 return (0); 1768 case KIOCSOUND: /* make tone (*data) hz */ 1769 /* TODO */ 1770 return (0); 1771 case CONS_SETKBD: /* set the new keyboard */ 1772 mtx_lock(&Giant); 1773 error = 0; 1774 if (vd->vd_keyboard != *(int *)data) { 1775 kbd = kbd_get_keyboard(*(int *)data); 1776 if (kbd == NULL) { 1777 mtx_unlock(&Giant); 1778 return (EINVAL); 1779 } 1780 i = kbd_allocate(kbd->kb_name, kbd->kb_unit, 1781 (void *)&vd->vd_keyboard, vt_kbdevent, vd); 1782 if (i >= 0) { 1783 if (vd->vd_keyboard != -1) { 1784 kbd_release(kbd, 1785 (void *)&vd->vd_keyboard); 1786 } 1787 kbd = kbd_get_keyboard(i); 1788 vd->vd_keyboard = i; 1789 1790 (void)kbdd_ioctl(kbd, KDSKBMODE, 1791 (caddr_t)&vd->vd_curwindow->vw_kbdmode); 1792 } else { 1793 error = EPERM; /* XXX */ 1794 } 1795 } 1796 mtx_unlock(&Giant); 1797 return (error); 1798 case CONS_RELKBD: /* release the current keyboard */ 1799 mtx_lock(&Giant); 1800 error = 0; 1801 if (vd->vd_keyboard != -1) { 1802 kbd = kbd_get_keyboard(vd->vd_keyboard); 1803 if (kbd == NULL) { 1804 mtx_unlock(&Giant); 1805 return (EINVAL); 1806 } 1807 error = kbd_release(kbd, (void *)&vd->vd_keyboard); 1808 if (error == 0) { 1809 vd->vd_keyboard = -1; 1810 } 1811 } 1812 mtx_unlock(&Giant); 1813 return (error); 1814 case VT_ACTIVATE: { 1815 int win; 1816 win = *(int *)data - 1; 1817 DPRINTF(5, "%s%d: VT_ACTIVATE ttyv%d ", SC_DRIVER_NAME, 1818 VT_UNIT(vw), win); 1819 if ((win > VT_MAXWINDOWS) || (win < 0)) 1820 return (EINVAL); 1821 return (vt_proc_window_switch(vd->vd_windows[win])); 1822 } 1823 case VT_GETACTIVE: 1824 *(int *)data = vd->vd_curwindow->vw_number + 1; 1825 return (0); 1826 case VT_GETINDEX: 1827 *(int *)data = vw->vw_number + 1; 1828 return (0); 1829 case VT_LOCKSWITCH: 1830 /* TODO: Check current state, switching can be in progress. */ 1831 if ((*(int *)data) == 0x01) 1832 vw->vw_flags |= VWF_VTYLOCK; 1833 else if ((*(int *)data) == 0x02) 1834 vw->vw_flags &= ~VWF_VTYLOCK; 1835 else 1836 return (EINVAL); 1837 return (0); 1838 case VT_OPENQRY: 1839 VT_LOCK(vd); 1840 for (i = 0; i < VT_MAXWINDOWS; i++) { 1841 vw = vd->vd_windows[i]; 1842 if (vw == NULL) 1843 continue; 1844 if (!(vw->vw_flags & VWF_OPENED)) { 1845 *(int *)data = vw->vw_number + 1; 1846 VT_UNLOCK(vd); 1847 return (0); 1848 } 1849 } 1850 VT_UNLOCK(vd); 1851 return (EINVAL); 1852 case VT_WAITACTIVE: 1853 error = 0; 1854 1855 i = *(unsigned int *)data; 1856 if (i > VT_MAXWINDOWS) 1857 return (EINVAL); 1858 if (i != 0) 1859 vw = vd->vd_windows[i - 1]; 1860 1861 VT_LOCK(vd); 1862 while (vd->vd_curwindow != vw && error == 0) 1863 error = cv_wait_sig(&vd->vd_winswitch, &vd->vd_lock); 1864 VT_UNLOCK(vd); 1865 return (error); 1866 case VT_SETMODE: { /* set screen switcher mode */ 1867 struct vt_mode *mode; 1868 struct proc *p1; 1869 1870 mode = (struct vt_mode *)data; 1871 DPRINTF(5, "%s%d: VT_SETMODE ", SC_DRIVER_NAME, VT_UNIT(vw)); 1872 if (vw->vw_smode.mode == VT_PROCESS) { 1873 p1 = pfind(vw->vw_pid); 1874 if (vw->vw_proc == p1 && vw->vw_proc != td->td_proc) { 1875 if (p1) 1876 PROC_UNLOCK(p1); 1877 DPRINTF(5, "error EPERM\n"); 1878 return (EPERM); 1879 } 1880 if (p1) 1881 PROC_UNLOCK(p1); 1882 } 1883 if (mode->mode == VT_AUTO) { 1884 vw->vw_smode.mode = VT_AUTO; 1885 vw->vw_proc = NULL; 1886 vw->vw_pid = 0; 1887 DPRINTF(5, "VT_AUTO, "); 1888 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW]) 1889 cnavailable(vw->vw_terminal->consdev, TRUE); 1890 /* were we in the middle of the vty switching process? */ 1891 if (finish_vt_rel(vw, TRUE, &s) == 0) 1892 DPRINTF(5, "reset WAIT_REL, "); 1893 if (finish_vt_acq(vw) == 0) 1894 DPRINTF(5, "reset WAIT_ACQ, "); 1895 return (0); 1896 } else if (mode->mode == VT_PROCESS) { 1897 if (!ISSIGVALID(mode->relsig) || 1898 !ISSIGVALID(mode->acqsig) || 1899 !ISSIGVALID(mode->frsig)) { 1900 DPRINTF(5, "error EINVAL\n"); 1901 return (EINVAL); 1902 } 1903 DPRINTF(5, "VT_PROCESS %d, ", td->td_proc->p_pid); 1904 bcopy(data, &vw->vw_smode, sizeof(struct vt_mode)); 1905 vw->vw_proc = td->td_proc; 1906 vw->vw_pid = vw->vw_proc->p_pid; 1907 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW]) 1908 cnavailable(vw->vw_terminal->consdev, FALSE); 1909 } else { 1910 DPRINTF(5, "VT_SETMODE failed, unknown mode %d\n", 1911 mode->mode); 1912 return (EINVAL); 1913 } 1914 DPRINTF(5, "\n"); 1915 return (0); 1916 } 1917 case VT_GETMODE: /* get screen switcher mode */ 1918 bcopy(&vw->vw_smode, data, sizeof(struct vt_mode)); 1919 return (0); 1920 1921 case VT_RELDISP: /* screen switcher ioctl */ 1922 /* 1923 * This must be the current vty which is in the VT_PROCESS 1924 * switching mode... 1925 */ 1926 if ((vw != vd->vd_curwindow) || (vw->vw_smode.mode != 1927 VT_PROCESS)) { 1928 return (EINVAL); 1929 } 1930 /* ...and this process is controlling it. */ 1931 if (vw->vw_proc != td->td_proc) { 1932 return (EPERM); 1933 } 1934 error = EINVAL; 1935 switch(*(int *)data) { 1936 case VT_FALSE: /* user refuses to release screen, abort */ 1937 if ((error = finish_vt_rel(vw, FALSE, &s)) == 0) 1938 DPRINTF(5, "%s%d: VT_RELDISP: VT_FALSE\n", 1939 SC_DRIVER_NAME, VT_UNIT(vw)); 1940 break; 1941 case VT_TRUE: /* user has released screen, go on */ 1942 /* finish_vt_rel(..., TRUE, ...) should not be locked */ 1943 if (vw->vw_flags & VWF_SWWAIT_REL) { 1944 if ((error = finish_vt_rel(vw, TRUE, &s)) == 0) 1945 DPRINTF(5, "%s%d: VT_RELDISP: VT_TRUE\n", 1946 SC_DRIVER_NAME, VT_UNIT(vw)); 1947 } else { 1948 error = EINVAL; 1949 } 1950 return (error); 1951 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1952 if ((error = finish_vt_acq(vw)) == 0) 1953 DPRINTF(5, "%s%d: VT_RELDISP: VT_ACKACQ\n", 1954 SC_DRIVER_NAME, VT_UNIT(vw)); 1955 break; 1956 default: 1957 break; 1958 } 1959 return (error); 1960 } 1961 1962 return (ENOIOCTL); 1963 } 1964 1965 static struct vt_window * 1966 vt_allocate_window(struct vt_device *vd, unsigned int window) 1967 { 1968 struct vt_window *vw; 1969 struct terminal *tm; 1970 term_pos_t size; 1971 struct winsize wsz; 1972 1973 vw = malloc(sizeof *vw, M_VT, M_WAITOK|M_ZERO); 1974 vw->vw_device = vd; 1975 vw->vw_number = window; 1976 vw->vw_kbdmode = K_XLATE; 1977 1978 if (!(vd->vd_flags & VDF_TEXTMODE)) 1979 vw->vw_font = vtfont_ref(&vt_font_default); 1980 1981 vt_termsize(vd, vw->vw_font, &size); 1982 vt_winsize(vd, vw->vw_font, &wsz); 1983 vtbuf_init(&vw->vw_buf, &size); 1984 1985 tm = vw->vw_terminal = terminal_alloc(&vt_termclass, vw); 1986 terminal_set_winsize(tm, &wsz); 1987 vd->vd_windows[window] = vw; 1988 callout_init(&vw->vw_proc_dead_timer, 0); 1989 1990 return (vw); 1991 } 1992 1993 void 1994 vt_upgrade(struct vt_device *vd) 1995 { 1996 struct vt_window *vw; 1997 unsigned int i; 1998 1999 if (getenv("kern.vt.disable")) 2000 return; 2001 2002 for (i = 0; i < VT_MAXWINDOWS; i++) { 2003 vw = vd->vd_windows[i]; 2004 if (vw == NULL) { 2005 /* New window. */ 2006 vw = vt_allocate_window(vd, i); 2007 } 2008 if (!(vw->vw_flags & VWF_READY)) { 2009 callout_init(&vw->vw_proc_dead_timer, 0); 2010 terminal_maketty(vw->vw_terminal, "v%r", VT_UNIT(vw)); 2011 vw->vw_flags |= VWF_READY; 2012 if (vw->vw_flags & VWF_CONSOLE) { 2013 /* For existing console window. */ 2014 EVENTHANDLER_REGISTER(shutdown_pre_sync, 2015 vt_window_switch, vw, SHUTDOWN_PRI_DEFAULT); 2016 } 2017 } 2018 2019 } 2020 VT_LOCK(vd); 2021 if (vd->vd_curwindow == NULL) 2022 vd->vd_curwindow = vd->vd_windows[VT_CONSWINDOW]; 2023 2024 if (!(vd->vd_flags & VDF_ASYNC)) { 2025 /* Attach keyboard. */ 2026 vt_allocate_keyboard(vd); 2027 DPRINTF(20, "%s: vd_keyboard = %d\n", __func__, vd->vd_keyboard); 2028 2029 /* Init 25 Hz timer. */ 2030 callout_init_mtx(&vd->vd_timer, &vd->vd_lock, 0); 2031 2032 /* Start timer when everything ready. */ 2033 vd->vd_flags |= VDF_ASYNC; 2034 callout_reset(&vd->vd_timer, hz / VT_TIMERFREQ, vt_timer, vd); 2035 } 2036 2037 VT_UNLOCK(vd); 2038 2039 /* Refill settings with new sizes. */ 2040 vt_resize(vd); 2041 } 2042 2043 static void 2044 vt_resize(struct vt_device *vd) 2045 { 2046 struct vt_window *vw; 2047 int i; 2048 2049 for (i = 0; i < VT_MAXWINDOWS; i++) { 2050 vw = vd->vd_windows[i]; 2051 VT_LOCK(vd); 2052 /* Assign default font to window, if not textmode. */ 2053 if (!(vd->vd_flags & VDF_TEXTMODE) && vw->vw_font == NULL) 2054 vw->vw_font = vtfont_ref(&vt_font_default); 2055 VT_UNLOCK(vd); 2056 /* Resize terminal windows */ 2057 vt_change_font(vw, vw->vw_font); 2058 } 2059 } 2060 2061 void 2062 vt_allocate(struct vt_driver *drv, void *softc) 2063 { 2064 struct vt_device *vd; 2065 struct winsize wsz; 2066 2067 if (getenv("kern.vt.disable")) 2068 return; 2069 2070 if (main_vd->vd_driver == NULL) { 2071 main_vd->vd_driver = drv; 2072 printf("VT: initialize with new VT driver \"%s\".\n", 2073 drv->vd_name); 2074 } else { 2075 /* 2076 * Check if have rights to replace current driver. For example: 2077 * it is bad idea to replace KMS driver with generic VGA one. 2078 */ 2079 if (drv->vd_priority <= main_vd->vd_driver->vd_priority) { 2080 printf("VT: Driver priority %d too low. Current %d\n ", 2081 drv->vd_priority, main_vd->vd_driver->vd_priority); 2082 return; 2083 } 2084 printf("VT: Replacing driver \"%s\" with new \"%s\".\n", 2085 main_vd->vd_driver->vd_name, drv->vd_name); 2086 } 2087 vd = main_vd; 2088 VT_LOCK(vd); 2089 if (drv->vd_maskbitbltchr == NULL) 2090 drv->vd_maskbitbltchr = drv->vd_bitbltchr; 2091 2092 if (vd->vd_flags & VDF_ASYNC) { 2093 /* Stop vt_flush periodic task. */ 2094 callout_drain(&vd->vd_timer); 2095 /* 2096 * Mute current terminal until we done. vt_change_font (called 2097 * from vt_resize) will unmute it. 2098 */ 2099 terminal_mute(vd->vd_curwindow->vw_terminal, 1); 2100 } 2101 2102 /* 2103 * Reset VDF_TEXTMODE flag, driver who require that flag (vt_vga) will 2104 * set it. 2105 */ 2106 vd->vd_flags &= ~VDF_TEXTMODE; 2107 2108 vd->vd_driver = drv; 2109 vd->vd_softc = softc; 2110 vd->vd_driver->vd_init(vd); 2111 VT_UNLOCK(vd); 2112 2113 vt_upgrade(vd); 2114 2115 #ifdef DEV_SPLASH 2116 if (vd->vd_flags & VDF_SPLASH) 2117 vtterm_splash(vd); 2118 #endif 2119 2120 if (vd->vd_flags & VDF_ASYNC) { 2121 terminal_mute(vd->vd_curwindow->vw_terminal, 0); 2122 callout_schedule(&vd->vd_timer, hz / VT_TIMERFREQ); 2123 } 2124 2125 termcn_cnregister(vd->vd_windows[VT_CONSWINDOW]->vw_terminal); 2126 2127 /* Update console window sizes to actual. */ 2128 vt_winsize(vd, vd->vd_windows[VT_CONSWINDOW]->vw_font, &wsz); 2129 terminal_set_winsize_blank(vd->vd_windows[VT_CONSWINDOW]->vw_terminal, 2130 &wsz, 0); 2131 } 2132 2133 void 2134 vt_suspend() 2135 { 2136 2137 if (vt_suspendswitch == 0) 2138 return; 2139 /* Save current window. */ 2140 main_vd->vd_savedwindow = main_vd->vd_curwindow; 2141 /* Ask holding process to free window and switch to console window */ 2142 vt_proc_window_switch(main_vd->vd_windows[VT_CONSWINDOW]); 2143 } 2144 2145 void 2146 vt_resume() 2147 { 2148 2149 if (vt_suspendswitch == 0) 2150 return; 2151 /* Switch back to saved window */ 2152 if (main_vd->vd_savedwindow != NULL) 2153 vt_proc_window_switch(main_vd->vd_savedwindow); 2154 main_vd->vd_savedwindow = NULL; 2155 } 2156