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/power.h> 49 #include <sys/priv.h> 50 #include <sys/proc.h> 51 #include <sys/reboot.h> 52 #include <sys/systm.h> 53 #include <sys/terminal.h> 54 55 #include <dev/kbd/kbdreg.h> 56 #include <dev/vt/vt.h> 57 58 #if defined(__i386__) || defined(__amd64__) 59 #include <machine/psl.h> 60 #include <machine/frame.h> 61 #endif 62 63 static tc_bell_t vtterm_bell; 64 static tc_cursor_t vtterm_cursor; 65 static tc_putchar_t vtterm_putchar; 66 static tc_fill_t vtterm_fill; 67 static tc_copy_t vtterm_copy; 68 static tc_param_t vtterm_param; 69 static tc_done_t vtterm_done; 70 71 static tc_cnprobe_t vtterm_cnprobe; 72 static tc_cngetc_t vtterm_cngetc; 73 74 static tc_cngrab_t vtterm_cngrab; 75 static tc_cnungrab_t vtterm_cnungrab; 76 77 static tc_opened_t vtterm_opened; 78 static tc_ioctl_t vtterm_ioctl; 79 static tc_mmap_t vtterm_mmap; 80 81 const struct terminal_class vt_termclass = { 82 .tc_bell = vtterm_bell, 83 .tc_cursor = vtterm_cursor, 84 .tc_putchar = vtterm_putchar, 85 .tc_fill = vtterm_fill, 86 .tc_copy = vtterm_copy, 87 .tc_param = vtterm_param, 88 .tc_done = vtterm_done, 89 90 .tc_cnprobe = vtterm_cnprobe, 91 .tc_cngetc = vtterm_cngetc, 92 93 .tc_cngrab = vtterm_cngrab, 94 .tc_cnungrab = vtterm_cnungrab, 95 96 .tc_opened = vtterm_opened, 97 .tc_ioctl = vtterm_ioctl, 98 .tc_mmap = vtterm_mmap, 99 }; 100 101 /* 102 * Use a constant timer of 25 Hz to redraw the screen. 103 * 104 * XXX: In theory we should only fire up the timer when there is really 105 * activity. Unfortunately we cannot always start timers. We really 106 * don't want to process kernel messages synchronously, because it 107 * really slows down the system. 108 */ 109 #define VT_TIMERFREQ 25 110 111 /* Bell pitch/duration. */ 112 #define VT_BELLDURATION ((5 * hz + 99) / 100) 113 #define VT_BELLPITCH 800 114 115 #define VT_LOCK(vd) mtx_lock(&(vd)->vd_lock) 116 #define VT_UNLOCK(vd) mtx_unlock(&(vd)->vd_lock) 117 118 #define VT_UNIT(vw) ((vw)->vw_device->vd_unit * VT_MAXWINDOWS + \ 119 (vw)->vw_number) 120 121 static SYSCTL_NODE(_kern, OID_AUTO, vt, CTLFLAG_RD, 0, "vt(9) parameters"); 122 VT_SYSCTL_INT(enable_altgr, 1, "Enable AltGr key (Do not assume R.Alt as Alt)"); 123 VT_SYSCTL_INT(debug, 0, "vt(9) debug level"); 124 VT_SYSCTL_INT(deadtimer, 15, "Time to wait busy process in VT_PROCESS mode"); 125 VT_SYSCTL_INT(suspendswitch, 1, "Switch to VT0 before suspend"); 126 127 /* Allow to disable some keyboard combinations. */ 128 VT_SYSCTL_INT(kbd_halt, 1, "Enable halt keyboard combination. " 129 "See kbdmap(5) to configure."); 130 VT_SYSCTL_INT(kbd_poweroff, 1, "Enable Power Off keyboard combination. " 131 "See kbdmap(5) to configure."); 132 VT_SYSCTL_INT(kbd_reboot, 1, "Enable reboot keyboard combination. " 133 "See kbdmap(5) to configure (typically Ctrl-Alt-Delete)."); 134 VT_SYSCTL_INT(kbd_debug, 1, "Enable key combination to enter debugger. " 135 "See kbdmap(5) to configure (typically Ctrl-Alt-Esc)."); 136 VT_SYSCTL_INT(kbd_panic, 0, "Enable request to panic. " 137 "See kbdmap(5) to configure."); 138 139 static struct vt_device vt_consdev; 140 static unsigned int vt_unit = 0; 141 static MALLOC_DEFINE(M_VT, "vt", "vt device"); 142 struct vt_device *main_vd = &vt_consdev; 143 144 /* Boot logo. */ 145 extern unsigned int vt_logo_width; 146 extern unsigned int vt_logo_height; 147 extern unsigned int vt_logo_depth; 148 extern unsigned char vt_logo_image[]; 149 150 /* Font. */ 151 extern struct vt_font vt_font_default; 152 #ifndef SC_NO_CUTPASTE 153 extern struct vt_mouse_cursor vt_default_mouse_pointer; 154 #endif 155 156 static int signal_vt_rel(struct vt_window *); 157 static int signal_vt_acq(struct vt_window *); 158 static int finish_vt_rel(struct vt_window *, int, int *); 159 static int finish_vt_acq(struct vt_window *); 160 static int vt_window_switch(struct vt_window *); 161 static int vt_late_window_switch(struct vt_window *); 162 static int vt_proc_alive(struct vt_window *); 163 static void vt_resize(struct vt_device *); 164 static void vt_update_static(void *); 165 #ifndef SC_NO_CUTPASTE 166 static void vt_mouse_paste(void); 167 #endif 168 169 SET_DECLARE(vt_drv_set, struct vt_driver); 170 171 #define _VTDEFH MAX(100, PIXEL_HEIGHT(VT_FB_DEFAULT_HEIGHT)) 172 #define _VTDEFW MAX(200, PIXEL_WIDTH(VT_FB_DEFAULT_WIDTH)) 173 174 static struct terminal vt_consterm; 175 static struct vt_window vt_conswindow; 176 static struct vt_device vt_consdev = { 177 .vd_driver = NULL, 178 .vd_softc = NULL, 179 .vd_flags = VDF_INVALID, 180 .vd_windows = { [VT_CONSWINDOW] = &vt_conswindow, }, 181 .vd_curwindow = &vt_conswindow, 182 .vd_kbstate = 0, 183 184 #ifndef SC_NO_CUTPASTE 185 .vd_pastebuf = { 186 .vpb_buf = NULL, 187 .vpb_bufsz = 0, 188 .vpb_len = 0 189 }, 190 .vd_mcursor = &vt_default_mouse_pointer, 191 .vd_mcursor_fg = TC_WHITE, 192 .vd_mcursor_bg = TC_BLACK, 193 #endif 194 }; 195 static term_char_t vt_constextbuf[(_VTDEFW) * (VBF_DEFAULT_HISTORY_SIZE)]; 196 static term_char_t *vt_constextbufrows[VBF_DEFAULT_HISTORY_SIZE]; 197 static struct vt_window vt_conswindow = { 198 .vw_number = VT_CONSWINDOW, 199 .vw_flags = VWF_CONSOLE, 200 .vw_buf = { 201 .vb_buffer = &vt_constextbuf[0], 202 .vb_rows = &vt_constextbufrows[0], 203 .vb_history_size = VBF_DEFAULT_HISTORY_SIZE, 204 .vb_curroffset = 0, 205 .vb_roffset = 0, 206 .vb_flags = VBF_STATIC, 207 .vb_mark_start = {.tp_row = 0, .tp_col = 0,}, 208 .vb_mark_end = {.tp_row = 0, .tp_col = 0,}, 209 .vb_scr_size = { 210 .tp_row = _VTDEFH, 211 .tp_col = _VTDEFW, 212 }, 213 }, 214 .vw_device = &vt_consdev, 215 .vw_terminal = &vt_consterm, 216 .vw_kbdmode = K_XLATE, 217 .vw_grabbed = 0, 218 }; 219 static struct terminal vt_consterm = { 220 .tm_class = &vt_termclass, 221 .tm_softc = &vt_conswindow, 222 .tm_flags = TF_CONS, 223 }; 224 static struct consdev vt_consterm_consdev = { 225 .cn_ops = &termcn_cnops, 226 .cn_arg = &vt_consterm, 227 .cn_name = "ttyv0", 228 }; 229 230 /* Add to set of consoles. */ 231 DATA_SET(cons_set, vt_consterm_consdev); 232 233 /* 234 * Right after kmem is done to allow early drivers to use locking and allocate 235 * memory. 236 */ 237 SYSINIT(vt_update_static, SI_SUB_KMEM, SI_ORDER_ANY, vt_update_static, 238 &vt_consdev); 239 /* Delay until all devices attached, to not waste time. */ 240 SYSINIT(vt_early_cons, SI_SUB_INT_CONFIG_HOOKS, SI_ORDER_ANY, vt_upgrade, 241 &vt_consdev); 242 243 /* Initialize locks/mem depended members. */ 244 static void 245 vt_update_static(void *dummy) 246 { 247 248 if (!vty_enabled(VTY_VT)) 249 return; 250 if (main_vd->vd_driver != NULL) 251 printf("VT: running with driver \"%s\".\n", 252 main_vd->vd_driver->vd_name); 253 else 254 printf("VT: init without driver.\n"); 255 256 mtx_init(&main_vd->vd_lock, "vtdev", NULL, MTX_DEF); 257 cv_init(&main_vd->vd_winswitch, "vtwswt"); 258 } 259 260 static void 261 vt_schedule_flush(struct vt_device *vd, int ms) 262 { 263 264 if (ms <= 0) 265 /* Default to initial value. */ 266 ms = 1000 / VT_TIMERFREQ; 267 268 callout_schedule(&vd->vd_timer, hz / (1000 / ms)); 269 } 270 271 static void 272 vt_resume_flush_timer(struct vt_device *vd, int ms) 273 { 274 275 if (!(vd->vd_flags & VDF_ASYNC) || 276 !atomic_cmpset_int(&vd->vd_timer_armed, 0, 1)) 277 return; 278 279 vt_schedule_flush(vd, ms); 280 } 281 282 static void 283 vt_suspend_flush_timer(struct vt_device *vd) 284 { 285 286 if (!(vd->vd_flags & VDF_ASYNC) || 287 !atomic_cmpset_int(&vd->vd_timer_armed, 1, 0)) 288 return; 289 290 callout_drain(&vd->vd_timer); 291 } 292 293 static void 294 vt_switch_timer(void *arg) 295 { 296 297 vt_late_window_switch((struct vt_window *)arg); 298 } 299 300 static int 301 vt_window_preswitch(struct vt_window *vw, struct vt_window *curvw) 302 { 303 304 DPRINTF(40, "%s\n", __func__); 305 curvw->vw_switch_to = vw; 306 /* Set timer to allow switch in case when process hang. */ 307 callout_reset(&vw->vw_proc_dead_timer, hz * vt_deadtimer, 308 vt_switch_timer, (void *)vw); 309 /* Notify process about vt switch attempt. */ 310 DPRINTF(30, "%s: Notify process.\n", __func__); 311 signal_vt_rel(curvw); 312 313 return (0); 314 } 315 316 static int 317 vt_window_postswitch(struct vt_window *vw) 318 { 319 320 signal_vt_acq(vw); 321 return (0); 322 } 323 324 /* vt_late_window_switch will done VT switching for regular case. */ 325 static int 326 vt_late_window_switch(struct vt_window *vw) 327 { 328 int ret; 329 330 callout_stop(&vw->vw_proc_dead_timer); 331 332 ret = vt_window_switch(vw); 333 if (ret) 334 return (ret); 335 336 /* Notify owner process about terminal availability. */ 337 if (vw->vw_smode.mode == VT_PROCESS) { 338 ret = vt_window_postswitch(vw); 339 } 340 return (ret); 341 } 342 343 /* Switch window. */ 344 static int 345 vt_proc_window_switch(struct vt_window *vw) 346 { 347 struct vt_window *curvw; 348 struct vt_device *vd; 349 int ret; 350 351 vd = vw->vw_device; 352 curvw = vd->vd_curwindow; 353 354 if (curvw->vw_flags & VWF_VTYLOCK) 355 return (EBUSY); 356 357 /* Ask current process permission to switch away. */ 358 if (curvw->vw_smode.mode == VT_PROCESS) { 359 DPRINTF(30, "%s: VT_PROCESS ", __func__); 360 if (vt_proc_alive(curvw) == FALSE) { 361 DPRINTF(30, "Dead. Cleaning."); 362 /* Dead */ 363 } else { 364 DPRINTF(30, "%s: Signaling process.\n", __func__); 365 /* Alive, try to ask him. */ 366 ret = vt_window_preswitch(vw, curvw); 367 /* Wait for process answer or timeout. */ 368 return (ret); 369 } 370 DPRINTF(30, "\n"); 371 } 372 373 ret = vt_late_window_switch(vw); 374 return (ret); 375 } 376 377 /* Switch window ignoring process locking. */ 378 static int 379 vt_window_switch(struct vt_window *vw) 380 { 381 struct vt_device *vd = vw->vw_device; 382 struct vt_window *curvw = vd->vd_curwindow; 383 keyboard_t *kbd; 384 385 VT_LOCK(vd); 386 if (curvw == vw) { 387 /* Nothing to do. */ 388 VT_UNLOCK(vd); 389 return (0); 390 } 391 if (!(vw->vw_flags & (VWF_OPENED|VWF_CONSOLE))) { 392 VT_UNLOCK(vd); 393 return (EINVAL); 394 } 395 396 vt_suspend_flush_timer(vd); 397 398 vd->vd_curwindow = vw; 399 vd->vd_flags |= VDF_INVALID; 400 cv_broadcast(&vd->vd_winswitch); 401 VT_UNLOCK(vd); 402 403 if (vd->vd_driver->vd_postswitch) 404 vd->vd_driver->vd_postswitch(vd); 405 406 vt_resume_flush_timer(vd, 0); 407 408 /* Restore per-window keyboard mode. */ 409 mtx_lock(&Giant); 410 kbd = kbd_get_keyboard(vd->vd_keyboard); 411 if (kbd != NULL) { 412 kbdd_ioctl(kbd, KDSKBMODE, (void *)&vw->vw_kbdmode); 413 } 414 mtx_unlock(&Giant); 415 DPRINTF(10, "%s(ttyv%d) done\n", __func__, vw->vw_number); 416 417 return (0); 418 } 419 420 static inline void 421 vt_termsize(struct vt_device *vd, struct vt_font *vf, term_pos_t *size) 422 { 423 424 size->tp_row = vd->vd_height; 425 size->tp_col = vd->vd_width; 426 if (vf != NULL) { 427 size->tp_row /= vf->vf_height; 428 size->tp_col /= vf->vf_width; 429 } 430 } 431 432 static inline void 433 vt_winsize(struct vt_device *vd, struct vt_font *vf, struct winsize *size) 434 { 435 436 size->ws_row = size->ws_ypixel = vd->vd_height; 437 size->ws_col = size->ws_xpixel = vd->vd_width; 438 if (vf != NULL) { 439 size->ws_row /= vf->vf_height; 440 size->ws_col /= vf->vf_width; 441 } 442 } 443 444 static inline void 445 vt_compute_drawable_area(struct vt_window *vw) 446 { 447 struct vt_device *vd; 448 struct vt_font *vf; 449 450 vd = vw->vw_device; 451 452 if (vw->vw_font == NULL) { 453 vw->vw_draw_area.tr_begin.tp_col = 0; 454 vw->vw_draw_area.tr_begin.tp_row = 0; 455 vw->vw_draw_area.tr_end.tp_col = vd->vd_width; 456 vw->vw_draw_area.tr_end.tp_row = vd->vd_height; 457 return; 458 } 459 460 vf = vw->vw_font; 461 462 /* 463 * Compute the drawable area, so that the text is centered on 464 * the screen. 465 */ 466 467 vw->vw_draw_area.tr_begin.tp_col = (vd->vd_width % vf->vf_width) / 2; 468 vw->vw_draw_area.tr_begin.tp_row = (vd->vd_height % vf->vf_height) / 2; 469 vw->vw_draw_area.tr_end.tp_col = vw->vw_draw_area.tr_begin.tp_col + 470 vd->vd_width / vf->vf_width * vf->vf_width; 471 vw->vw_draw_area.tr_end.tp_row = vw->vw_draw_area.tr_begin.tp_row + 472 vd->vd_height / vf->vf_height * vf->vf_height; 473 } 474 475 static void 476 vt_scroll(struct vt_window *vw, int offset, int whence) 477 { 478 int diff; 479 term_pos_t size; 480 481 if ((vw->vw_flags & VWF_SCROLL) == 0) 482 return; 483 484 vt_termsize(vw->vw_device, vw->vw_font, &size); 485 486 diff = vthistory_seek(&vw->vw_buf, offset, whence); 487 /* 488 * Offset changed, please update Nth lines on screen. 489 * +N - Nth lines at top; 490 * -N - Nth lines at bottom. 491 */ 492 493 if (diff < -size.tp_row || diff > size.tp_row) { 494 vw->vw_device->vd_flags |= VDF_INVALID; 495 vt_resume_flush_timer(vw->vw_device, 0); 496 return; 497 } 498 vw->vw_device->vd_flags |= VDF_INVALID; /*XXX*/ 499 vt_resume_flush_timer(vw->vw_device, 0); 500 } 501 502 static int 503 vt_machine_kbdevent(int c) 504 { 505 506 switch (c) { 507 case SPCLKEY | DBG: /* kbdmap(5) keyword `debug`. */ 508 if (vt_kbd_debug) 509 kdb_enter(KDB_WHY_BREAK, "manual escape to debugger"); 510 return (1); 511 case SPCLKEY | HALT: /* kbdmap(5) keyword `halt`. */ 512 if (vt_kbd_halt) 513 shutdown_nice(RB_HALT); 514 return (1); 515 case SPCLKEY | PASTE: /* kbdmap(5) keyword `paste`. */ 516 #ifndef SC_NO_CUTPASTE 517 /* Insert text from cut-paste buffer. */ 518 vt_mouse_paste(); 519 #endif 520 break; 521 case SPCLKEY | PDWN: /* kbdmap(5) keyword `pdwn`. */ 522 if (vt_kbd_poweroff) 523 shutdown_nice(RB_HALT|RB_POWEROFF); 524 return (1); 525 case SPCLKEY | PNC: /* kbdmap(5) keyword `panic`. */ 526 /* 527 * Request to immediate panic if sysctl 528 * kern.vt.enable_panic_key allow it. 529 */ 530 if (vt_kbd_panic) 531 panic("Forced by the panic key"); 532 return (1); 533 case SPCLKEY | RBT: /* kbdmap(5) keyword `boot`. */ 534 if (vt_kbd_reboot) 535 shutdown_nice(RB_AUTOBOOT); 536 return (1); 537 case SPCLKEY | SPSC: /* kbdmap(5) keyword `spsc`. */ 538 /* Force activatation/deactivation of the screen saver. */ 539 /* TODO */ 540 return (1); 541 case SPCLKEY | STBY: /* XXX Not present in kbdcontrol parser. */ 542 /* Put machine into Stand-By mode. */ 543 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 544 return (1); 545 case SPCLKEY | SUSP: /* kbdmap(5) keyword `susp`. */ 546 /* Suspend machine. */ 547 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 548 return (1); 549 }; 550 551 return (0); 552 } 553 554 static void 555 vt_scrollmode_kbdevent(struct vt_window *vw, int c, int console) 556 { 557 struct vt_device *vd; 558 term_pos_t size; 559 560 vd = vw->vw_device; 561 /* Only special keys handled in ScrollLock mode */ 562 if ((c & SPCLKEY) == 0) 563 return; 564 565 c &= ~SPCLKEY; 566 567 if (console == 0) { 568 if (c >= F_SCR && c <= MIN(L_SCR, F_SCR + VT_MAXWINDOWS - 1)) { 569 vw = vd->vd_windows[c - F_SCR]; 570 if (vw != NULL) 571 vt_proc_window_switch(vw); 572 return; 573 } 574 VT_LOCK(vd); 575 } 576 577 switch (c) { 578 case SLK: { 579 /* Turn scrolling off. */ 580 vt_scroll(vw, 0, VHS_END); 581 VTBUF_SLCK_DISABLE(&vw->vw_buf); 582 vw->vw_flags &= ~VWF_SCROLL; 583 break; 584 } 585 case FKEY | F(49): /* Home key. */ 586 vt_scroll(vw, 0, VHS_SET); 587 break; 588 case FKEY | F(50): /* Arrow up. */ 589 vt_scroll(vw, -1, VHS_CUR); 590 break; 591 case FKEY | F(51): /* Page up. */ 592 vt_termsize(vd, vw->vw_font, &size); 593 vt_scroll(vw, -size.tp_row, VHS_CUR); 594 break; 595 case FKEY | F(57): /* End key. */ 596 vt_scroll(vw, 0, VHS_END); 597 break; 598 case FKEY | F(58): /* Arrow down. */ 599 vt_scroll(vw, 1, VHS_CUR); 600 break; 601 case FKEY | F(59): /* Page down. */ 602 vt_termsize(vd, vw->vw_font, &size); 603 vt_scroll(vw, size.tp_row, VHS_CUR); 604 break; 605 } 606 607 if (console == 0) 608 VT_UNLOCK(vd); 609 } 610 611 static int 612 vt_processkey(keyboard_t *kbd, struct vt_device *vd, int c) 613 { 614 struct vt_window *vw = vd->vd_curwindow; 615 int state = 0; 616 617 #if VT_ALT_TO_ESC_HACK 618 if (c & RELKEY) { 619 switch (c & ~RELKEY) { 620 case (SPCLKEY | RALT): 621 if (vt_enable_altgr != 0) 622 break; 623 case (SPCLKEY | LALT): 624 vd->vd_kbstate &= ~ALKED; 625 } 626 /* Other keys ignored for RELKEY event. */ 627 return (0); 628 } else { 629 switch (c & ~RELKEY) { 630 case (SPCLKEY | RALT): 631 if (vt_enable_altgr != 0) 632 break; 633 case (SPCLKEY | LALT): 634 vd->vd_kbstate |= ALKED; 635 } 636 } 637 #else 638 if (c & RELKEY) 639 /* Other keys ignored for RELKEY event. */ 640 return (0); 641 #endif 642 643 if (vt_machine_kbdevent(c)) 644 return (0); 645 646 if (vw->vw_flags & VWF_SCROLL) { 647 vt_scrollmode_kbdevent(vw, c, 0/* Not a console */); 648 /* Scroll mode keys handled, nothing to do more. */ 649 return (0); 650 } 651 652 if (c & SPCLKEY) { 653 c &= ~SPCLKEY; 654 655 if (c >= F_SCR && c <= MIN(L_SCR, F_SCR + VT_MAXWINDOWS - 1)) { 656 vw = vd->vd_windows[c - F_SCR]; 657 if (vw != NULL) 658 vt_proc_window_switch(vw); 659 return (0); 660 } 661 662 switch (c) { 663 case NEXT: 664 /* Switch to next VT. */ 665 c = (vw->vw_number + 1) % VT_MAXWINDOWS; 666 vw = vd->vd_windows[c]; 667 if (vw != NULL) 668 vt_proc_window_switch(vw); 669 return (0); 670 case PREV: 671 /* Switch to previous VT. */ 672 c = (vw->vw_number - 1) % VT_MAXWINDOWS; 673 vw = vd->vd_windows[c]; 674 if (vw != NULL) 675 vt_proc_window_switch(vw); 676 return (0); 677 case SLK: { 678 679 kbdd_ioctl(kbd, KDGKBSTATE, (caddr_t)&state); 680 VT_LOCK(vd); 681 if (state & SLKED) { 682 /* Turn scrolling on. */ 683 vw->vw_flags |= VWF_SCROLL; 684 VTBUF_SLCK_ENABLE(&vw->vw_buf); 685 } else { 686 /* Turn scrolling off. */ 687 vw->vw_flags &= ~VWF_SCROLL; 688 VTBUF_SLCK_DISABLE(&vw->vw_buf); 689 vt_scroll(vw, 0, VHS_END); 690 } 691 VT_UNLOCK(vd); 692 break; 693 } 694 case FKEY | F(1): case FKEY | F(2): case FKEY | F(3): 695 case FKEY | F(4): case FKEY | F(5): case FKEY | F(6): 696 case FKEY | F(7): case FKEY | F(8): case FKEY | F(9): 697 case FKEY | F(10): case FKEY | F(11): case FKEY | F(12): 698 /* F1 through F12 keys. */ 699 terminal_input_special(vw->vw_terminal, 700 TKEY_F1 + c - (FKEY | F(1))); 701 break; 702 case FKEY | F(49): /* Home key. */ 703 terminal_input_special(vw->vw_terminal, TKEY_HOME); 704 break; 705 case FKEY | F(50): /* Arrow up. */ 706 terminal_input_special(vw->vw_terminal, TKEY_UP); 707 break; 708 case FKEY | F(51): /* Page up. */ 709 terminal_input_special(vw->vw_terminal, TKEY_PAGE_UP); 710 break; 711 case FKEY | F(53): /* Arrow left. */ 712 terminal_input_special(vw->vw_terminal, TKEY_LEFT); 713 break; 714 case FKEY | F(55): /* Arrow right. */ 715 terminal_input_special(vw->vw_terminal, TKEY_RIGHT); 716 break; 717 case FKEY | F(57): /* End key. */ 718 terminal_input_special(vw->vw_terminal, TKEY_END); 719 break; 720 case FKEY | F(58): /* Arrow down. */ 721 terminal_input_special(vw->vw_terminal, TKEY_DOWN); 722 break; 723 case FKEY | F(59): /* Page down. */ 724 terminal_input_special(vw->vw_terminal, TKEY_PAGE_DOWN); 725 break; 726 case FKEY | F(60): /* Insert key. */ 727 terminal_input_special(vw->vw_terminal, TKEY_INSERT); 728 break; 729 case FKEY | F(61): /* Delete key. */ 730 terminal_input_special(vw->vw_terminal, TKEY_DELETE); 731 break; 732 } 733 } else if (KEYFLAGS(c) == 0) { 734 /* Don't do UTF-8 conversion when doing raw mode. */ 735 if (vw->vw_kbdmode == K_XLATE) { 736 #if VT_ALT_TO_ESC_HACK 737 if (vd->vd_kbstate & ALKED) { 738 /* 739 * Prepend ESC sequence if one of ALT keys down. 740 */ 741 terminal_input_char(vw->vw_terminal, 0x1b); 742 } 743 #endif 744 745 terminal_input_char(vw->vw_terminal, KEYCHAR(c)); 746 } else 747 terminal_input_raw(vw->vw_terminal, c); 748 } 749 return (0); 750 } 751 752 static int 753 vt_kbdevent(keyboard_t *kbd, int event, void *arg) 754 { 755 struct vt_device *vd = arg; 756 int c; 757 758 switch (event) { 759 case KBDIO_KEYINPUT: 760 break; 761 case KBDIO_UNLOADING: 762 mtx_lock(&Giant); 763 vd->vd_keyboard = -1; 764 kbd_release(kbd, (void *)vd); 765 mtx_unlock(&Giant); 766 return (0); 767 default: 768 return (EINVAL); 769 } 770 771 while ((c = kbdd_read_char(kbd, 0)) != NOKEY) 772 vt_processkey(kbd, vd, c); 773 774 return (0); 775 } 776 777 static int 778 vt_allocate_keyboard(struct vt_device *vd) 779 { 780 int idx0, idx; 781 keyboard_t *k0, *k; 782 keyboard_info_t ki; 783 784 idx0 = kbd_allocate("kbdmux", -1, vd, vt_kbdevent, vd); 785 vd->vd_keyboard = idx0; 786 if (idx0 >= 0) { 787 DPRINTF(20, "%s: kbdmux allocated, idx = %d\n", __func__, idx0); 788 k0 = kbd_get_keyboard(idx0); 789 790 for (idx = kbd_find_keyboard2("*", -1, 0); 791 idx != -1; 792 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 793 k = kbd_get_keyboard(idx); 794 795 if (idx == idx0 || KBD_IS_BUSY(k)) 796 continue; 797 798 bzero(&ki, sizeof(ki)); 799 strncpy(ki.kb_name, k->kb_name, sizeof(ki.kb_name)); 800 ki.kb_name[sizeof(ki.kb_name) - 1] = '\0'; 801 ki.kb_unit = k->kb_unit; 802 803 kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 804 } 805 } else { 806 DPRINTF(20, "%s: no kbdmux allocated\n", __func__); 807 idx0 = kbd_allocate("*", -1, vd, vt_kbdevent, vd); 808 if (idx0 < 0) { 809 DPRINTF(10, "%s: No keyboard found.\n", __func__); 810 return (-1); 811 } 812 } 813 DPRINTF(20, "%s: vd_keyboard = %d\n", __func__, vd->vd_keyboard); 814 815 return (idx0); 816 } 817 818 static void 819 vtterm_bell(struct terminal *tm) 820 { 821 struct vt_window *vw = tm->tm_softc; 822 struct vt_device *vd = vw->vw_device; 823 824 if (vd->vd_flags & VDF_QUIET_BELL) 825 return; 826 827 sysbeep(1193182 / VT_BELLPITCH, VT_BELLDURATION); 828 } 829 830 static void 831 vtterm_beep(struct terminal *tm, u_int param) 832 { 833 u_int freq, period; 834 835 if ((param == 0) || ((param & 0xffff) == 0)) { 836 vtterm_bell(tm); 837 return; 838 } 839 840 period = ((param >> 16) & 0xffff) * hz / 1000; 841 freq = 1193182 / (param & 0xffff); 842 843 sysbeep(freq, period); 844 } 845 846 static void 847 vtterm_cursor(struct terminal *tm, const term_pos_t *p) 848 { 849 struct vt_window *vw = tm->tm_softc; 850 851 vtbuf_cursor_position(&vw->vw_buf, p); 852 vt_resume_flush_timer(vw->vw_device, 0); 853 } 854 855 static void 856 vtterm_putchar(struct terminal *tm, const term_pos_t *p, term_char_t c) 857 { 858 struct vt_window *vw = tm->tm_softc; 859 860 vtbuf_putchar(&vw->vw_buf, p, c); 861 vt_resume_flush_timer(vw->vw_device, 0); 862 } 863 864 static void 865 vtterm_fill(struct terminal *tm, const term_rect_t *r, term_char_t c) 866 { 867 struct vt_window *vw = tm->tm_softc; 868 869 vtbuf_fill_locked(&vw->vw_buf, r, c); 870 vt_resume_flush_timer(vw->vw_device, 0); 871 } 872 873 static void 874 vtterm_copy(struct terminal *tm, const term_rect_t *r, 875 const term_pos_t *p) 876 { 877 struct vt_window *vw = tm->tm_softc; 878 879 vtbuf_copy(&vw->vw_buf, r, p); 880 vt_resume_flush_timer(vw->vw_device, 0); 881 } 882 883 static void 884 vtterm_param(struct terminal *tm, int cmd, unsigned int arg) 885 { 886 struct vt_window *vw = tm->tm_softc; 887 888 switch (cmd) { 889 case TP_SHOWCURSOR: 890 vtbuf_cursor_visibility(&vw->vw_buf, arg); 891 vt_resume_flush_timer(vw->vw_device, 0); 892 break; 893 case TP_MOUSE: 894 vw->vw_mouse_level = arg; 895 break; 896 } 897 } 898 899 void 900 vt_determine_colors(term_char_t c, int cursor, 901 term_color_t *fg, term_color_t *bg) 902 { 903 term_color_t tmp; 904 int invert; 905 906 invert = 0; 907 908 *fg = TCHAR_FGCOLOR(c); 909 if (TCHAR_FORMAT(c) & TF_BOLD) 910 *fg = TCOLOR_LIGHT(*fg); 911 *bg = TCHAR_BGCOLOR(c); 912 913 if (TCHAR_FORMAT(c) & TF_REVERSE) 914 invert ^= 1; 915 if (cursor) 916 invert ^= 1; 917 918 if (invert) { 919 tmp = *fg; 920 *fg = *bg; 921 *bg = tmp; 922 } 923 } 924 925 #ifndef SC_NO_CUTPASTE 926 int 927 vt_is_cursor_in_area(const struct vt_device *vd, const term_rect_t *area) 928 { 929 unsigned int mx, my, x1, y1, x2, y2; 930 931 /* 932 * We use the cursor position saved during the current refresh, 933 * in case the cursor moved since. 934 */ 935 mx = vd->vd_mx_drawn + vd->vd_curwindow->vw_draw_area.tr_begin.tp_col; 936 my = vd->vd_my_drawn + vd->vd_curwindow->vw_draw_area.tr_begin.tp_row; 937 938 x1 = area->tr_begin.tp_col; 939 y1 = area->tr_begin.tp_row; 940 x2 = area->tr_end.tp_col; 941 y2 = area->tr_end.tp_row; 942 943 if (((mx >= x1 && x2 - 1 >= mx) || 944 (mx < x1 && mx + vd->vd_mcursor->width >= x1)) && 945 ((my >= y1 && y2 - 1 >= my) || 946 (my < y1 && my + vd->vd_mcursor->height >= y1))) 947 return (1); 948 949 return (0); 950 } 951 952 static void 953 vt_mark_mouse_position_as_dirty(struct vt_device *vd) 954 { 955 term_rect_t area; 956 struct vt_window *vw; 957 struct vt_font *vf; 958 int x, y; 959 960 vw = vd->vd_curwindow; 961 vf = vw->vw_font; 962 963 x = vd->vd_mx_drawn; 964 y = vd->vd_my_drawn; 965 966 if (vf != NULL) { 967 area.tr_begin.tp_col = x / vf->vf_width; 968 area.tr_begin.tp_row = y / vf->vf_height; 969 area.tr_end.tp_col = 970 ((x + vd->vd_mcursor->width) / vf->vf_width) + 1; 971 area.tr_end.tp_row = 972 ((y + vd->vd_mcursor->height) / vf->vf_height) + 1; 973 } else { 974 /* 975 * No font loaded (ie. vt_vga operating in textmode). 976 * 977 * FIXME: This fake area needs to be revisited once the 978 * mouse cursor is supported in vt_vga's textmode. 979 */ 980 area.tr_begin.tp_col = x; 981 area.tr_begin.tp_row = y; 982 area.tr_end.tp_col = x + 2; 983 area.tr_end.tp_row = y + 2; 984 } 985 986 vtbuf_dirty(&vw->vw_buf, &area); 987 } 988 #endif 989 990 static int 991 vt_flush(struct vt_device *vd) 992 { 993 struct vt_window *vw; 994 struct vt_font *vf; 995 struct vt_bufmask tmask; 996 term_rect_t tarea; 997 term_pos_t size; 998 #ifndef SC_NO_CUTPASTE 999 int cursor_was_shown, cursor_moved; 1000 #endif 1001 1002 vw = vd->vd_curwindow; 1003 if (vw == NULL) 1004 return (0); 1005 1006 if (vd->vd_flags & VDF_SPLASH || vw->vw_flags & VWF_BUSY) 1007 return (0); 1008 1009 vf = vw->vw_font; 1010 if (((vd->vd_flags & VDF_TEXTMODE) == 0) && (vf == NULL)) 1011 return (0); 1012 1013 #ifndef SC_NO_CUTPASTE 1014 cursor_was_shown = vd->vd_mshown; 1015 cursor_moved = (vd->vd_mx != vd->vd_mx_drawn || 1016 vd->vd_my != vd->vd_my_drawn); 1017 1018 /* Check if the cursor should be displayed or not. */ 1019 if ((vd->vd_flags & VDF_MOUSECURSOR) && /* Mouse support enabled. */ 1020 !(vw->vw_flags & VWF_MOUSE_HIDE) && /* Cursor displayed. */ 1021 !kdb_active && panicstr == NULL) { /* DDB inactive. */ 1022 vd->vd_mshown = 1; 1023 } else { 1024 vd->vd_mshown = 0; 1025 } 1026 1027 /* 1028 * If the cursor changed display state or moved, we must mark 1029 * the old position as dirty, so that it's erased. 1030 */ 1031 if (cursor_was_shown != vd->vd_mshown || 1032 (vd->vd_mshown && cursor_moved)) 1033 vt_mark_mouse_position_as_dirty(vd); 1034 1035 /* 1036 * Save position of the mouse cursor. It's used by backends to 1037 * know where to draw the cursor and during the next refresh to 1038 * erase the previous position. 1039 */ 1040 vd->vd_mx_drawn = vd->vd_mx; 1041 vd->vd_my_drawn = vd->vd_my; 1042 1043 /* 1044 * If the cursor is displayed and has moved since last refresh, 1045 * mark the new position as dirty. 1046 */ 1047 if (vd->vd_mshown && cursor_moved) 1048 vt_mark_mouse_position_as_dirty(vd); 1049 #endif 1050 1051 vtbuf_undirty(&vw->vw_buf, &tarea, &tmask); 1052 vt_termsize(vd, vf, &size); 1053 1054 /* Force a full redraw when the screen contents are invalid. */ 1055 if (vd->vd_flags & VDF_INVALID) { 1056 tarea.tr_begin.tp_row = tarea.tr_begin.tp_col = 0; 1057 tarea.tr_end = size; 1058 tmask.vbm_row = tmask.vbm_col = VBM_DIRTY; 1059 1060 vd->vd_flags &= ~VDF_INVALID; 1061 } 1062 1063 if (tarea.tr_begin.tp_col < tarea.tr_end.tp_col) { 1064 vd->vd_driver->vd_bitblt_text(vd, vw, &tarea); 1065 return (1); 1066 } 1067 1068 return (0); 1069 } 1070 1071 static void 1072 vt_timer(void *arg) 1073 { 1074 struct vt_device *vd; 1075 int changed; 1076 1077 vd = arg; 1078 /* Update screen if required. */ 1079 changed = vt_flush(vd); 1080 1081 /* Schedule for next update. */ 1082 if (changed) 1083 vt_schedule_flush(vd, 0); 1084 else 1085 vd->vd_timer_armed = 0; 1086 } 1087 1088 static void 1089 vtterm_done(struct terminal *tm) 1090 { 1091 struct vt_window *vw = tm->tm_softc; 1092 struct vt_device *vd = vw->vw_device; 1093 1094 if (kdb_active || panicstr != NULL) { 1095 /* Switch to the debugger. */ 1096 if (vd->vd_curwindow != vw) { 1097 vd->vd_curwindow = vw; 1098 vd->vd_flags |= VDF_INVALID; 1099 if (vd->vd_driver->vd_postswitch) 1100 vd->vd_driver->vd_postswitch(vd); 1101 } 1102 vd->vd_flags &= ~VDF_SPLASH; 1103 vt_flush(vd); 1104 } else if (!(vd->vd_flags & VDF_ASYNC)) { 1105 vt_flush(vd); 1106 } 1107 } 1108 1109 #ifdef DEV_SPLASH 1110 static void 1111 vtterm_splash(struct vt_device *vd) 1112 { 1113 vt_axis_t top, left; 1114 1115 /* Display a nice boot splash. */ 1116 if (!(vd->vd_flags & VDF_TEXTMODE) && (boothowto & RB_MUTE)) { 1117 1118 top = (vd->vd_height - vt_logo_height) / 2; 1119 left = (vd->vd_width - vt_logo_width) / 2; 1120 switch (vt_logo_depth) { 1121 case 1: 1122 /* XXX: Unhardcode colors! */ 1123 vd->vd_driver->vd_bitblt_bmp(vd, vd->vd_curwindow, 1124 vt_logo_image, NULL, vt_logo_width, vt_logo_height, 1125 left, top, TC_WHITE, TC_BLACK); 1126 } 1127 vd->vd_flags |= VDF_SPLASH; 1128 } 1129 } 1130 #endif 1131 1132 1133 static void 1134 vtterm_cnprobe(struct terminal *tm, struct consdev *cp) 1135 { 1136 struct vt_driver *vtd, **vtdlist, *vtdbest = NULL; 1137 struct vt_window *vw = tm->tm_softc; 1138 struct vt_device *vd = vw->vw_device; 1139 struct winsize wsz; 1140 term_attr_t attr; 1141 term_char_t c; 1142 1143 if (!vty_enabled(VTY_VT)) 1144 return; 1145 1146 if (vd->vd_flags & VDF_INITIALIZED) 1147 /* Initialization already done. */ 1148 return; 1149 1150 SET_FOREACH(vtdlist, vt_drv_set) { 1151 vtd = *vtdlist; 1152 if (vtd->vd_probe == NULL) 1153 continue; 1154 if (vtd->vd_probe(vd) == CN_DEAD) 1155 continue; 1156 if ((vtdbest == NULL) || 1157 (vtd->vd_priority > vtdbest->vd_priority)) 1158 vtdbest = vtd; 1159 } 1160 if (vtdbest == NULL) { 1161 cp->cn_pri = CN_DEAD; 1162 vd->vd_flags |= VDF_DEAD; 1163 } else { 1164 vd->vd_driver = vtdbest; 1165 cp->cn_pri = vd->vd_driver->vd_init(vd); 1166 } 1167 1168 /* Check if driver's vt_init return CN_DEAD. */ 1169 if (cp->cn_pri == CN_DEAD) { 1170 vd->vd_flags |= VDF_DEAD; 1171 } 1172 1173 /* Initialize any early-boot keyboard drivers */ 1174 kbd_configure(KB_CONF_PROBE_ONLY); 1175 1176 vd->vd_unit = atomic_fetchadd_int(&vt_unit, 1); 1177 vd->vd_windows[VT_CONSWINDOW] = vw; 1178 sprintf(cp->cn_name, "ttyv%r", VT_UNIT(vw)); 1179 1180 /* Attach default font if not in TEXTMODE. */ 1181 if ((vd->vd_flags & VDF_TEXTMODE) == 0) { 1182 vw->vw_font = vtfont_ref(&vt_font_default); 1183 vt_compute_drawable_area(vw); 1184 } 1185 1186 vtbuf_init_early(&vw->vw_buf); 1187 vt_winsize(vd, vw->vw_font, &wsz); 1188 c = (boothowto & RB_MUTE) == 0 ? TERMINAL_KERN_ATTR : 1189 TERMINAL_NORM_ATTR; 1190 attr.ta_format = TCHAR_FORMAT(c); 1191 attr.ta_fgcolor = TCHAR_FGCOLOR(c); 1192 attr.ta_bgcolor = TCHAR_BGCOLOR(c); 1193 terminal_set_winsize_blank(tm, &wsz, 1, &attr); 1194 1195 if (vtdbest != NULL) { 1196 #ifdef DEV_SPLASH 1197 vtterm_splash(vd); 1198 #endif 1199 vd->vd_flags |= VDF_INITIALIZED; 1200 } 1201 } 1202 1203 static int 1204 vtterm_cngetc(struct terminal *tm) 1205 { 1206 struct vt_window *vw = tm->tm_softc; 1207 struct vt_device *vd = vw->vw_device; 1208 keyboard_t *kbd; 1209 int state; 1210 u_int c; 1211 1212 if (vw->vw_kbdsq && *vw->vw_kbdsq) 1213 return (*vw->vw_kbdsq++); 1214 1215 state = 0; 1216 /* Make sure the splash screen is not there. */ 1217 if (vd->vd_flags & VDF_SPLASH) { 1218 /* Remove splash */ 1219 vd->vd_flags &= ~VDF_SPLASH; 1220 /* Mark screen as invalid to force update */ 1221 vd->vd_flags |= VDF_INVALID; 1222 vt_flush(vd); 1223 } 1224 1225 /* Stripped down keyboard handler. */ 1226 kbd = kbd_get_keyboard(vd->vd_keyboard); 1227 if (kbd == NULL) 1228 return (-1); 1229 1230 /* Force keyboard input mode to K_XLATE */ 1231 c = K_XLATE; 1232 kbdd_ioctl(kbd, KDSKBMODE, (void *)&c); 1233 1234 /* Switch the keyboard to polling to make it work here. */ 1235 kbdd_poll(kbd, TRUE); 1236 c = kbdd_read_char(kbd, 0); 1237 kbdd_poll(kbd, FALSE); 1238 if (c & RELKEY) 1239 return (-1); 1240 1241 if (vw->vw_flags & VWF_SCROLL) { 1242 vt_scrollmode_kbdevent(vw, c, 1/* Console mode */); 1243 vt_flush(vd); 1244 return (-1); 1245 } 1246 1247 /* Stripped down handling of vt_kbdevent(), without locking, etc. */ 1248 if (c & SPCLKEY) { 1249 switch (c) { 1250 case SPCLKEY | SLK: 1251 kbdd_ioctl(kbd, KDGKBSTATE, (caddr_t)&state); 1252 if (state & SLKED) { 1253 /* Turn scrolling on. */ 1254 vw->vw_flags |= VWF_SCROLL; 1255 VTBUF_SLCK_ENABLE(&vw->vw_buf); 1256 } else { 1257 /* Turn scrolling off. */ 1258 vt_scroll(vw, 0, VHS_END); 1259 vw->vw_flags &= ~VWF_SCROLL; 1260 VTBUF_SLCK_DISABLE(&vw->vw_buf); 1261 } 1262 break; 1263 /* XXX: KDB can handle history. */ 1264 case SPCLKEY | FKEY | F(50): /* Arrow up. */ 1265 vw->vw_kbdsq = "\x1b[A"; 1266 break; 1267 case SPCLKEY | FKEY | F(58): /* Arrow down. */ 1268 vw->vw_kbdsq = "\x1b[B"; 1269 break; 1270 case SPCLKEY | FKEY | F(55): /* Arrow right. */ 1271 vw->vw_kbdsq = "\x1b[C"; 1272 break; 1273 case SPCLKEY | FKEY | F(53): /* Arrow left. */ 1274 vw->vw_kbdsq = "\x1b[D"; 1275 break; 1276 } 1277 1278 /* Force refresh to make scrollback work. */ 1279 vt_flush(vd); 1280 } else if (KEYFLAGS(c) == 0) { 1281 return (KEYCHAR(c)); 1282 } 1283 1284 if (vw->vw_kbdsq && *vw->vw_kbdsq) 1285 return (*vw->vw_kbdsq++); 1286 1287 return (-1); 1288 } 1289 1290 static void 1291 vtterm_cngrab(struct terminal *tm) 1292 { 1293 struct vt_device *vd; 1294 struct vt_window *vw; 1295 keyboard_t *kbd; 1296 1297 vw = tm->tm_softc; 1298 vd = vw->vw_device; 1299 1300 if (!cold) 1301 vt_window_switch(vw); 1302 1303 kbd = kbd_get_keyboard(vd->vd_keyboard); 1304 if (kbd == NULL) 1305 return; 1306 1307 if (vw->vw_grabbed++ > 0) 1308 return; 1309 1310 /* 1311 * Make sure the keyboard is accessible even when the kbd device 1312 * driver is disabled. 1313 */ 1314 kbdd_enable(kbd); 1315 1316 /* We shall always use the keyboard in the XLATE mode here. */ 1317 vw->vw_prev_kbdmode = vw->vw_kbdmode; 1318 vw->vw_kbdmode = K_XLATE; 1319 (void)kbdd_ioctl(kbd, KDSKBMODE, (caddr_t)&vw->vw_kbdmode); 1320 1321 kbdd_poll(kbd, TRUE); 1322 } 1323 1324 static void 1325 vtterm_cnungrab(struct terminal *tm) 1326 { 1327 struct vt_device *vd; 1328 struct vt_window *vw; 1329 keyboard_t *kbd; 1330 1331 vw = tm->tm_softc; 1332 vd = vw->vw_device; 1333 1334 kbd = kbd_get_keyboard(vd->vd_keyboard); 1335 if (kbd == NULL) 1336 return; 1337 1338 if (--vw->vw_grabbed > 0) 1339 return; 1340 1341 kbdd_poll(kbd, FALSE); 1342 1343 vw->vw_kbdmode = vw->vw_prev_kbdmode; 1344 (void)kbdd_ioctl(kbd, KDSKBMODE, (caddr_t)&vw->vw_kbdmode); 1345 kbdd_disable(kbd); 1346 } 1347 1348 static void 1349 vtterm_opened(struct terminal *tm, int opened) 1350 { 1351 struct vt_window *vw = tm->tm_softc; 1352 struct vt_device *vd = vw->vw_device; 1353 1354 VT_LOCK(vd); 1355 vd->vd_flags &= ~VDF_SPLASH; 1356 if (opened) 1357 vw->vw_flags |= VWF_OPENED; 1358 else { 1359 vw->vw_flags &= ~VWF_OPENED; 1360 /* TODO: finish ACQ/REL */ 1361 } 1362 VT_UNLOCK(vd); 1363 } 1364 1365 static int 1366 vt_set_border(struct vt_window *vw, term_color_t c) 1367 { 1368 struct vt_device *vd = vw->vw_device; 1369 1370 if (vd->vd_driver->vd_drawrect == NULL) 1371 return (ENOTSUP); 1372 1373 /* Top bar. */ 1374 if (vw->vw_draw_area.tr_begin.tp_row > 0) 1375 vd->vd_driver->vd_drawrect(vd, 1376 0, 0, 1377 vd->vd_width - 1, vw->vw_draw_area.tr_begin.tp_row - 1, 1378 1, c); 1379 1380 /* Left bar. */ 1381 if (vw->vw_draw_area.tr_begin.tp_col > 0) 1382 vd->vd_driver->vd_drawrect(vd, 1383 0, 0, 1384 vw->vw_draw_area.tr_begin.tp_col - 1, vd->vd_height - 1, 1385 1, c); 1386 1387 /* Right bar. */ 1388 if (vw->vw_draw_area.tr_end.tp_col < vd->vd_width) 1389 vd->vd_driver->vd_drawrect(vd, 1390 vw->vw_draw_area.tr_end.tp_col - 1, 0, 1391 vd->vd_width - 1, vd->vd_height - 1, 1392 1, c); 1393 1394 /* Bottom bar. */ 1395 if (vw->vw_draw_area.tr_end.tp_row < vd->vd_height) 1396 vd->vd_driver->vd_drawrect(vd, 1397 0, vw->vw_draw_area.tr_end.tp_row - 1, 1398 vd->vd_width - 1, vd->vd_height - 1, 1399 1, c); 1400 1401 return (0); 1402 } 1403 1404 static int 1405 vt_change_font(struct vt_window *vw, struct vt_font *vf) 1406 { 1407 struct vt_device *vd = vw->vw_device; 1408 struct terminal *tm = vw->vw_terminal; 1409 term_pos_t size; 1410 struct winsize wsz; 1411 1412 /* 1413 * Changing fonts. 1414 * 1415 * Changing fonts is a little tricky. We must prevent 1416 * simultaneous access to the device, so we must stop 1417 * the display timer and the terminal from accessing. 1418 * We need to switch fonts and grow our screen buffer. 1419 * 1420 * XXX: Right now the code uses terminal_mute() to 1421 * prevent data from reaching the console driver while 1422 * resizing the screen buffer. This isn't elegant... 1423 */ 1424 1425 VT_LOCK(vd); 1426 if (vw->vw_flags & VWF_BUSY) { 1427 /* Another process is changing the font. */ 1428 VT_UNLOCK(vd); 1429 return (EBUSY); 1430 } 1431 vw->vw_flags |= VWF_BUSY; 1432 VT_UNLOCK(vd); 1433 1434 vt_termsize(vd, vf, &size); 1435 vt_winsize(vd, vf, &wsz); 1436 1437 /* Grow the screen buffer and terminal. */ 1438 terminal_mute(tm, 1); 1439 vtbuf_grow(&vw->vw_buf, &size, vw->vw_buf.vb_history_size); 1440 terminal_set_winsize_blank(tm, &wsz, 0, NULL); 1441 terminal_mute(tm, 0); 1442 1443 /* Actually apply the font to the current window. */ 1444 VT_LOCK(vd); 1445 if (vw->vw_font != vf && vw->vw_font != NULL && vf != NULL) { 1446 /* 1447 * In case vt_change_font called to update size we don't need 1448 * to update font link. 1449 */ 1450 vtfont_unref(vw->vw_font); 1451 vw->vw_font = vtfont_ref(vf); 1452 } 1453 1454 /* 1455 * Compute the drawable area and move the mouse cursor inside 1456 * it, in case the new area is smaller than the previous one. 1457 */ 1458 vt_compute_drawable_area(vw); 1459 vd->vd_mx = min(vd->vd_mx, 1460 vw->vw_draw_area.tr_end.tp_col - 1461 vw->vw_draw_area.tr_begin.tp_col - 1); 1462 vd->vd_my = min(vd->vd_my, 1463 vw->vw_draw_area.tr_end.tp_row - 1464 vw->vw_draw_area.tr_begin.tp_row - 1); 1465 1466 /* Force a full redraw the next timer tick. */ 1467 if (vd->vd_curwindow == vw) { 1468 vt_set_border(vw, TC_BLACK); 1469 vd->vd_flags |= VDF_INVALID; 1470 vt_resume_flush_timer(vw->vw_device, 0); 1471 } 1472 vw->vw_flags &= ~VWF_BUSY; 1473 VT_UNLOCK(vd); 1474 return (0); 1475 } 1476 1477 static int 1478 vt_proc_alive(struct vt_window *vw) 1479 { 1480 struct proc *p; 1481 1482 if (vw->vw_smode.mode != VT_PROCESS) 1483 return (FALSE); 1484 1485 if (vw->vw_proc) { 1486 if ((p = pfind(vw->vw_pid)) != NULL) 1487 PROC_UNLOCK(p); 1488 if (vw->vw_proc == p) 1489 return (TRUE); 1490 vw->vw_proc = NULL; 1491 vw->vw_smode.mode = VT_AUTO; 1492 DPRINTF(1, "vt controlling process %d died\n", vw->vw_pid); 1493 vw->vw_pid = 0; 1494 } 1495 return (FALSE); 1496 } 1497 1498 static int 1499 signal_vt_rel(struct vt_window *vw) 1500 { 1501 1502 if (vw->vw_smode.mode != VT_PROCESS) 1503 return (FALSE); 1504 if (vw->vw_proc == NULL || vt_proc_alive(vw) == FALSE) { 1505 vw->vw_proc = NULL; 1506 vw->vw_pid = 0; 1507 return (TRUE); 1508 } 1509 vw->vw_flags |= VWF_SWWAIT_REL; 1510 PROC_LOCK(vw->vw_proc); 1511 kern_psignal(vw->vw_proc, vw->vw_smode.relsig); 1512 PROC_UNLOCK(vw->vw_proc); 1513 DPRINTF(1, "sending relsig to %d\n", vw->vw_pid); 1514 return (TRUE); 1515 } 1516 1517 static int 1518 signal_vt_acq(struct vt_window *vw) 1519 { 1520 1521 if (vw->vw_smode.mode != VT_PROCESS) 1522 return (FALSE); 1523 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW]) 1524 cnavailable(vw->vw_terminal->consdev, FALSE); 1525 if (vw->vw_proc == NULL || vt_proc_alive(vw) == FALSE) { 1526 vw->vw_proc = NULL; 1527 vw->vw_pid = 0; 1528 return (TRUE); 1529 } 1530 vw->vw_flags |= VWF_SWWAIT_ACQ; 1531 PROC_LOCK(vw->vw_proc); 1532 kern_psignal(vw->vw_proc, vw->vw_smode.acqsig); 1533 PROC_UNLOCK(vw->vw_proc); 1534 DPRINTF(1, "sending acqsig to %d\n", vw->vw_pid); 1535 return (TRUE); 1536 } 1537 1538 static int 1539 finish_vt_rel(struct vt_window *vw, int release, int *s) 1540 { 1541 1542 if (vw->vw_flags & VWF_SWWAIT_REL) { 1543 vw->vw_flags &= ~VWF_SWWAIT_REL; 1544 if (release) { 1545 callout_drain(&vw->vw_proc_dead_timer); 1546 vt_late_window_switch(vw->vw_switch_to); 1547 } 1548 return (0); 1549 } 1550 return (EINVAL); 1551 } 1552 1553 static int 1554 finish_vt_acq(struct vt_window *vw) 1555 { 1556 1557 if (vw->vw_flags & VWF_SWWAIT_ACQ) { 1558 vw->vw_flags &= ~VWF_SWWAIT_ACQ; 1559 return (0); 1560 } 1561 return (EINVAL); 1562 } 1563 1564 #ifndef SC_NO_CUTPASTE 1565 static void 1566 vt_mouse_terminput_button(struct vt_device *vd, int button) 1567 { 1568 struct vt_window *vw; 1569 struct vt_font *vf; 1570 char mouseb[6] = "\x1B[M"; 1571 int i, x, y; 1572 1573 vw = vd->vd_curwindow; 1574 vf = vw->vw_font; 1575 1576 /* Translate to char position. */ 1577 x = vd->vd_mx / vf->vf_width; 1578 y = vd->vd_my / vf->vf_height; 1579 /* Avoid overflow. */ 1580 x = MIN(x, 255 - '!'); 1581 y = MIN(y, 255 - '!'); 1582 1583 mouseb[3] = ' ' + button; 1584 mouseb[4] = '!' + x; 1585 mouseb[5] = '!' + y; 1586 1587 for (i = 0; i < sizeof(mouseb); i++) 1588 terminal_input_char(vw->vw_terminal, mouseb[i]); 1589 } 1590 1591 static void 1592 vt_mouse_terminput(struct vt_device *vd, int type, int x, int y, int event, 1593 int cnt) 1594 { 1595 1596 switch (type) { 1597 case MOUSE_BUTTON_EVENT: 1598 if (cnt > 0) { 1599 /* Mouse button pressed. */ 1600 if (event & MOUSE_BUTTON1DOWN) 1601 vt_mouse_terminput_button(vd, 0); 1602 if (event & MOUSE_BUTTON2DOWN) 1603 vt_mouse_terminput_button(vd, 1); 1604 if (event & MOUSE_BUTTON3DOWN) 1605 vt_mouse_terminput_button(vd, 2); 1606 } else { 1607 /* Mouse button released. */ 1608 vt_mouse_terminput_button(vd, 3); 1609 } 1610 break; 1611 #ifdef notyet 1612 case MOUSE_MOTION_EVENT: 1613 if (mouse->u.data.z < 0) { 1614 /* Scroll up. */ 1615 sc_mouse_input_button(vd, 64); 1616 } else if (mouse->u.data.z > 0) { 1617 /* Scroll down. */ 1618 sc_mouse_input_button(vd, 65); 1619 } 1620 break; 1621 #endif 1622 } 1623 } 1624 1625 static void 1626 vt_mouse_paste() 1627 { 1628 term_char_t *buf; 1629 int i, len; 1630 1631 len = VD_PASTEBUFLEN(main_vd); 1632 buf = VD_PASTEBUF(main_vd); 1633 len /= sizeof(term_char_t); 1634 for (i = 0; i < len; i++) { 1635 if (buf[i] == '\0') 1636 continue; 1637 terminal_input_char(main_vd->vd_curwindow->vw_terminal, 1638 buf[i]); 1639 } 1640 } 1641 1642 void 1643 vt_mouse_event(int type, int x, int y, int event, int cnt, int mlevel) 1644 { 1645 struct vt_device *vd; 1646 struct vt_window *vw; 1647 struct vt_font *vf; 1648 term_pos_t size; 1649 int len, mark; 1650 1651 vd = main_vd; 1652 vw = vd->vd_curwindow; 1653 vf = vw->vw_font; 1654 mark = 0; 1655 1656 if (vw->vw_flags & (VWF_MOUSE_HIDE | VWF_GRAPHICS)) 1657 /* 1658 * Either the mouse is disabled, or the window is in 1659 * "graphics mode". The graphics mode is usually set by 1660 * an X server, using the KDSETMODE ioctl. 1661 */ 1662 return; 1663 1664 if (vf == NULL) /* Text mode. */ 1665 return; 1666 1667 /* 1668 * TODO: add flag about pointer position changed, to not redraw chars 1669 * under mouse pointer when nothing changed. 1670 */ 1671 1672 if (vw->vw_mouse_level > 0) 1673 vt_mouse_terminput(vd, type, x, y, event, cnt); 1674 1675 switch (type) { 1676 case MOUSE_ACTION: 1677 case MOUSE_MOTION_EVENT: 1678 /* Movement */ 1679 x += vd->vd_mx; 1680 y += vd->vd_my; 1681 1682 vt_termsize(vd, vf, &size); 1683 1684 /* Apply limits. */ 1685 x = MAX(x, 0); 1686 y = MAX(y, 0); 1687 x = MIN(x, (size.tp_col * vf->vf_width) - 1); 1688 y = MIN(y, (size.tp_row * vf->vf_height) - 1); 1689 1690 vd->vd_mx = x; 1691 vd->vd_my = y; 1692 if (vd->vd_mstate & MOUSE_BUTTON1DOWN) 1693 vtbuf_set_mark(&vw->vw_buf, VTB_MARK_MOVE, 1694 vd->vd_mx / vf->vf_width, 1695 vd->vd_my / vf->vf_height); 1696 1697 vt_resume_flush_timer(vw->vw_device, 0); 1698 return; /* Done */ 1699 case MOUSE_BUTTON_EVENT: 1700 /* Buttons */ 1701 break; 1702 default: 1703 return; /* Done */ 1704 } 1705 1706 switch (event) { 1707 case MOUSE_BUTTON1DOWN: 1708 switch (cnt % 4) { 1709 case 0: /* up */ 1710 mark = VTB_MARK_END; 1711 break; 1712 case 1: /* single click: start cut operation */ 1713 mark = VTB_MARK_START; 1714 break; 1715 case 2: /* double click: cut a word */ 1716 mark = VTB_MARK_WORD; 1717 break; 1718 case 3: /* triple click: cut a line */ 1719 mark = VTB_MARK_ROW; 1720 break; 1721 } 1722 break; 1723 case VT_MOUSE_PASTEBUTTON: 1724 switch (cnt) { 1725 case 0: /* up */ 1726 break; 1727 default: 1728 vt_mouse_paste(); 1729 break; 1730 } 1731 return; /* Done */ 1732 case VT_MOUSE_EXTENDBUTTON: 1733 switch (cnt) { 1734 case 0: /* up */ 1735 if (!(vd->vd_mstate & MOUSE_BUTTON1DOWN)) 1736 mark = VTB_MARK_EXTEND; 1737 else 1738 mark = 0; 1739 break; 1740 default: 1741 mark = VTB_MARK_EXTEND; 1742 break; 1743 } 1744 break; 1745 default: 1746 return; /* Done */ 1747 } 1748 1749 /* Save buttons state. */ 1750 if (cnt > 0) 1751 vd->vd_mstate |= event; 1752 else 1753 vd->vd_mstate &= ~event; 1754 1755 if (vtbuf_set_mark(&vw->vw_buf, mark, vd->vd_mx / vf->vf_width, 1756 vd->vd_my / vf->vf_height) == 1) { 1757 /* 1758 * We have something marked to copy, so update pointer to 1759 * window with selection. 1760 */ 1761 vt_resume_flush_timer(vw->vw_device, 0); 1762 1763 switch (mark) { 1764 case VTB_MARK_END: 1765 case VTB_MARK_WORD: 1766 case VTB_MARK_ROW: 1767 case VTB_MARK_EXTEND: 1768 break; 1769 default: 1770 /* Other types of mark do not require to copy data. */ 1771 return; 1772 } 1773 1774 /* Get current selection size in bytes. */ 1775 len = vtbuf_get_marked_len(&vw->vw_buf); 1776 if (len <= 0) 1777 return; 1778 1779 /* Reallocate buffer only if old one is too small. */ 1780 if (len > VD_PASTEBUFSZ(vd)) { 1781 VD_PASTEBUF(vd) = realloc(VD_PASTEBUF(vd), len, M_VT, 1782 M_WAITOK | M_ZERO); 1783 /* Update buffer size. */ 1784 VD_PASTEBUFSZ(vd) = len; 1785 } 1786 /* Request copy/paste buffer data, no more than `len' */ 1787 vtbuf_extract_marked(&vw->vw_buf, VD_PASTEBUF(vd), 1788 VD_PASTEBUFSZ(vd)); 1789 1790 VD_PASTEBUFLEN(vd) = len; 1791 1792 /* XXX VD_PASTEBUF(vd) have to be freed on shutdown/unload. */ 1793 } 1794 } 1795 1796 void 1797 vt_mouse_state(int show) 1798 { 1799 struct vt_device *vd; 1800 struct vt_window *vw; 1801 1802 vd = main_vd; 1803 vw = vd->vd_curwindow; 1804 1805 switch (show) { 1806 case VT_MOUSE_HIDE: 1807 vw->vw_flags |= VWF_MOUSE_HIDE; 1808 break; 1809 case VT_MOUSE_SHOW: 1810 vw->vw_flags &= ~VWF_MOUSE_HIDE; 1811 break; 1812 } 1813 1814 /* Mark mouse position as dirty. */ 1815 vt_mark_mouse_position_as_dirty(vd); 1816 vt_resume_flush_timer(vw->vw_device, 0); 1817 } 1818 #endif 1819 1820 static int 1821 vtterm_mmap(struct terminal *tm, vm_ooffset_t offset, vm_paddr_t * paddr, 1822 int nprot, vm_memattr_t *memattr) 1823 { 1824 struct vt_window *vw = tm->tm_softc; 1825 struct vt_device *vd = vw->vw_device; 1826 1827 if (vd->vd_driver->vd_fb_mmap) 1828 return (vd->vd_driver->vd_fb_mmap(vd, offset, paddr, nprot, 1829 memattr)); 1830 1831 return (ENXIO); 1832 } 1833 1834 static int 1835 vtterm_ioctl(struct terminal *tm, u_long cmd, caddr_t data, 1836 struct thread *td) 1837 { 1838 struct vt_window *vw = tm->tm_softc; 1839 struct vt_device *vd = vw->vw_device; 1840 keyboard_t *kbd; 1841 int error, i, s; 1842 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1843 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1844 int ival; 1845 1846 switch (cmd) { 1847 case _IO('v', 4): 1848 cmd = VT_RELDISP; 1849 break; 1850 case _IO('v', 5): 1851 cmd = VT_ACTIVATE; 1852 break; 1853 case _IO('v', 6): 1854 cmd = VT_WAITACTIVE; 1855 break; 1856 case _IO('K', 20): 1857 cmd = KDSKBSTATE; 1858 break; 1859 case _IO('K', 67): 1860 cmd = KDSETRAD; 1861 break; 1862 case _IO('K', 7): 1863 cmd = KDSKBMODE; 1864 break; 1865 case _IO('K', 8): 1866 cmd = KDMKTONE; 1867 break; 1868 case _IO('K', 63): 1869 cmd = KIOCSOUND; 1870 break; 1871 case _IO('K', 66): 1872 cmd = KDSETLED; 1873 break; 1874 case _IO('c', 110): 1875 cmd = CONS_SETKBD; 1876 break; 1877 default: 1878 goto skip_thunk; 1879 } 1880 ival = IOCPARM_IVAL(data); 1881 data = (caddr_t)&ival; 1882 skip_thunk: 1883 #endif 1884 1885 switch (cmd) { 1886 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1887 if (*(int *)data & ~0x7f) 1888 return (EINVAL); 1889 /* FALLTHROUGH */ 1890 case GIO_KEYMAP: 1891 case PIO_KEYMAP: 1892 case GIO_DEADKEYMAP: 1893 case PIO_DEADKEYMAP: 1894 case GETFKEY: 1895 case SETFKEY: 1896 case KDGKBINFO: 1897 case KDGKBTYPE: 1898 case KDSKBSTATE: /* set keyboard state (locks) */ 1899 case KDGKBSTATE: /* get keyboard state (locks) */ 1900 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1901 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1902 case KDSETLED: /* set keyboard LED status */ 1903 case KDGETLED: /* get keyboard LED status */ 1904 case KBADDKBD: /* add/remove keyboard to/from mux */ 1905 case KBRELKBD: { 1906 error = 0; 1907 1908 mtx_lock(&Giant); 1909 kbd = kbd_get_keyboard(vd->vd_keyboard); 1910 if (kbd != NULL) 1911 error = kbdd_ioctl(kbd, cmd, data); 1912 mtx_unlock(&Giant); 1913 if (error == ENOIOCTL) { 1914 if (cmd == KDGKBTYPE) { 1915 /* always return something? XXX */ 1916 *(int *)data = 0; 1917 } else { 1918 return (ENODEV); 1919 } 1920 } 1921 return (error); 1922 } 1923 case KDGKBMODE: { 1924 int mode = -1; 1925 1926 mtx_lock(&Giant); 1927 kbd = kbd_get_keyboard(vd->vd_keyboard); 1928 if (kbd != NULL) { 1929 kbdd_ioctl(kbd, KDGKBMODE, (void *)&mode); 1930 } 1931 mtx_unlock(&Giant); 1932 DPRINTF(20, "mode %d, vw_kbdmode %d\n", mode, vw->vw_kbdmode); 1933 *(int *)data = mode; 1934 return (0); 1935 } 1936 case KDSKBMODE: { 1937 int mode; 1938 1939 mode = *(int *)data; 1940 switch (mode) { 1941 case K_XLATE: 1942 case K_RAW: 1943 case K_CODE: 1944 vw->vw_kbdmode = mode; 1945 if (vw == vd->vd_curwindow) { 1946 keyboard_t *kbd; 1947 error = 0; 1948 1949 mtx_lock(&Giant); 1950 kbd = kbd_get_keyboard(vd->vd_keyboard); 1951 if (kbd != NULL) { 1952 error = kbdd_ioctl(kbd, KDSKBMODE, 1953 (void *)&mode); 1954 } 1955 mtx_unlock(&Giant); 1956 } 1957 return (0); 1958 default: 1959 return (EINVAL); 1960 } 1961 } 1962 case FBIOGTYPE: 1963 case FBIO_GETWINORG: /* get frame buffer window origin */ 1964 case FBIO_GETDISPSTART: /* get display start address */ 1965 case FBIO_GETLINEWIDTH: /* get scan line width in bytes */ 1966 case FBIO_BLANK: /* blank display */ 1967 if (vd->vd_driver->vd_fb_ioctl) 1968 return (vd->vd_driver->vd_fb_ioctl(vd, cmd, data, td)); 1969 break; 1970 case CONS_BLANKTIME: 1971 /* XXX */ 1972 return (0); 1973 case CONS_GET: 1974 /* XXX */ 1975 *(int *)data = M_CG640x480; 1976 return (0); 1977 case CONS_BELLTYPE: /* set bell type sound */ 1978 if ((*(int *)data) & CONS_QUIET_BELL) 1979 vd->vd_flags |= VDF_QUIET_BELL; 1980 else 1981 vd->vd_flags &= ~VDF_QUIET_BELL; 1982 return (0); 1983 case CONS_GETINFO: { 1984 vid_info_t *vi = (vid_info_t *)data; 1985 1986 vi->m_num = vd->vd_curwindow->vw_number + 1; 1987 /* XXX: other fields! */ 1988 return (0); 1989 } 1990 case CONS_GETVERS: 1991 *(int *)data = 0x200; 1992 return (0); 1993 case CONS_MODEINFO: 1994 /* XXX */ 1995 return (0); 1996 case CONS_MOUSECTL: { 1997 mouse_info_t *mouse = (mouse_info_t*)data; 1998 1999 /* 2000 * All the commands except MOUSE_SHOW nd MOUSE_HIDE 2001 * should not be applied to individual TTYs, but only to 2002 * consolectl. 2003 */ 2004 switch (mouse->operation) { 2005 case MOUSE_HIDE: 2006 if (vd->vd_flags & VDF_MOUSECURSOR) { 2007 vd->vd_flags &= ~VDF_MOUSECURSOR; 2008 #ifndef SC_NO_CUTPASTE 2009 vt_mouse_state(VT_MOUSE_HIDE); 2010 #endif 2011 } 2012 return (0); 2013 case MOUSE_SHOW: 2014 if (!(vd->vd_flags & VDF_MOUSECURSOR)) { 2015 vd->vd_flags |= VDF_MOUSECURSOR; 2016 vd->vd_mx = vd->vd_width / 2; 2017 vd->vd_my = vd->vd_height / 2; 2018 #ifndef SC_NO_CUTPASTE 2019 vt_mouse_state(VT_MOUSE_SHOW); 2020 #endif 2021 } 2022 return (0); 2023 default: 2024 return (EINVAL); 2025 } 2026 } 2027 case PIO_VFONT: { 2028 struct vt_font *vf; 2029 2030 error = vtfont_load((void *)data, &vf); 2031 if (error != 0) 2032 return (error); 2033 2034 error = vt_change_font(vw, vf); 2035 vtfont_unref(vf); 2036 return (error); 2037 } 2038 case GIO_SCRNMAP: { 2039 scrmap_t *sm = (scrmap_t *)data; 2040 2041 /* We don't have screen maps, so return a handcrafted one. */ 2042 for (i = 0; i < 256; i++) 2043 sm->scrmap[i] = i; 2044 return (0); 2045 } 2046 case KDSETMODE: 2047 /* 2048 * FIXME: This implementation is incomplete compared to 2049 * syscons. 2050 */ 2051 switch (*(int *)data) { 2052 case KD_TEXT: 2053 case KD_TEXT1: 2054 case KD_PIXEL: 2055 vw->vw_flags &= ~VWF_GRAPHICS; 2056 break; 2057 case KD_GRAPHICS: 2058 vw->vw_flags |= VWF_GRAPHICS; 2059 break; 2060 } 2061 return (0); 2062 case KDENABIO: /* allow io operations */ 2063 error = priv_check(td, PRIV_IO); 2064 if (error != 0) 2065 return (error); 2066 error = securelevel_gt(td->td_ucred, 0); 2067 if (error != 0) 2068 return (error); 2069 #if defined(__i386__) 2070 td->td_frame->tf_eflags |= PSL_IOPL; 2071 #elif defined(__amd64__) 2072 td->td_frame->tf_rflags |= PSL_IOPL; 2073 #endif 2074 return (0); 2075 case KDDISABIO: /* disallow io operations (default) */ 2076 #if defined(__i386__) 2077 td->td_frame->tf_eflags &= ~PSL_IOPL; 2078 #elif defined(__amd64__) 2079 td->td_frame->tf_rflags &= ~PSL_IOPL; 2080 #endif 2081 return (0); 2082 case KDMKTONE: /* sound the bell */ 2083 vtterm_beep(tm, *(u_int *)data); 2084 return (0); 2085 case KIOCSOUND: /* make tone (*data) hz */ 2086 /* TODO */ 2087 return (0); 2088 case CONS_SETKBD: /* set the new keyboard */ 2089 mtx_lock(&Giant); 2090 error = 0; 2091 if (vd->vd_keyboard != *(int *)data) { 2092 kbd = kbd_get_keyboard(*(int *)data); 2093 if (kbd == NULL) { 2094 mtx_unlock(&Giant); 2095 return (EINVAL); 2096 } 2097 i = kbd_allocate(kbd->kb_name, kbd->kb_unit, 2098 (void *)vd, vt_kbdevent, vd); 2099 if (i >= 0) { 2100 if (vd->vd_keyboard != -1) { 2101 kbd_release(kbd, (void *)vd); 2102 } 2103 kbd = kbd_get_keyboard(i); 2104 vd->vd_keyboard = i; 2105 2106 (void)kbdd_ioctl(kbd, KDSKBMODE, 2107 (caddr_t)&vd->vd_curwindow->vw_kbdmode); 2108 } else { 2109 error = EPERM; /* XXX */ 2110 } 2111 } 2112 mtx_unlock(&Giant); 2113 return (error); 2114 case CONS_RELKBD: /* release the current keyboard */ 2115 mtx_lock(&Giant); 2116 error = 0; 2117 if (vd->vd_keyboard != -1) { 2118 kbd = kbd_get_keyboard(vd->vd_keyboard); 2119 if (kbd == NULL) { 2120 mtx_unlock(&Giant); 2121 return (EINVAL); 2122 } 2123 error = kbd_release(kbd, (void *)vd); 2124 if (error == 0) { 2125 vd->vd_keyboard = -1; 2126 } 2127 } 2128 mtx_unlock(&Giant); 2129 return (error); 2130 case VT_ACTIVATE: { 2131 int win; 2132 win = *(int *)data - 1; 2133 DPRINTF(5, "%s%d: VT_ACTIVATE ttyv%d ", SC_DRIVER_NAME, 2134 VT_UNIT(vw), win); 2135 if ((win >= VT_MAXWINDOWS) || (win < 0)) 2136 return (EINVAL); 2137 return (vt_proc_window_switch(vd->vd_windows[win])); 2138 } 2139 case VT_GETACTIVE: 2140 *(int *)data = vd->vd_curwindow->vw_number + 1; 2141 return (0); 2142 case VT_GETINDEX: 2143 *(int *)data = vw->vw_number + 1; 2144 return (0); 2145 case VT_LOCKSWITCH: 2146 /* TODO: Check current state, switching can be in progress. */ 2147 if ((*(int *)data) == 0x01) 2148 vw->vw_flags |= VWF_VTYLOCK; 2149 else if ((*(int *)data) == 0x02) 2150 vw->vw_flags &= ~VWF_VTYLOCK; 2151 else 2152 return (EINVAL); 2153 return (0); 2154 case VT_OPENQRY: 2155 VT_LOCK(vd); 2156 for (i = 0; i < VT_MAXWINDOWS; i++) { 2157 vw = vd->vd_windows[i]; 2158 if (vw == NULL) 2159 continue; 2160 if (!(vw->vw_flags & VWF_OPENED)) { 2161 *(int *)data = vw->vw_number + 1; 2162 VT_UNLOCK(vd); 2163 return (0); 2164 } 2165 } 2166 VT_UNLOCK(vd); 2167 return (EINVAL); 2168 case VT_WAITACTIVE: 2169 error = 0; 2170 2171 i = *(unsigned int *)data; 2172 if (i > VT_MAXWINDOWS) 2173 return (EINVAL); 2174 if (i != 0) 2175 vw = vd->vd_windows[i - 1]; 2176 2177 VT_LOCK(vd); 2178 while (vd->vd_curwindow != vw && error == 0) 2179 error = cv_wait_sig(&vd->vd_winswitch, &vd->vd_lock); 2180 VT_UNLOCK(vd); 2181 return (error); 2182 case VT_SETMODE: { /* set screen switcher mode */ 2183 struct vt_mode *mode; 2184 struct proc *p1; 2185 2186 mode = (struct vt_mode *)data; 2187 DPRINTF(5, "%s%d: VT_SETMODE ", SC_DRIVER_NAME, VT_UNIT(vw)); 2188 if (vw->vw_smode.mode == VT_PROCESS) { 2189 p1 = pfind(vw->vw_pid); 2190 if (vw->vw_proc == p1 && vw->vw_proc != td->td_proc) { 2191 if (p1) 2192 PROC_UNLOCK(p1); 2193 DPRINTF(5, "error EPERM\n"); 2194 return (EPERM); 2195 } 2196 if (p1) 2197 PROC_UNLOCK(p1); 2198 } 2199 if (mode->mode == VT_AUTO) { 2200 vw->vw_smode.mode = VT_AUTO; 2201 vw->vw_proc = NULL; 2202 vw->vw_pid = 0; 2203 DPRINTF(5, "VT_AUTO, "); 2204 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW]) 2205 cnavailable(vw->vw_terminal->consdev, TRUE); 2206 /* were we in the middle of the vty switching process? */ 2207 if (finish_vt_rel(vw, TRUE, &s) == 0) 2208 DPRINTF(5, "reset WAIT_REL, "); 2209 if (finish_vt_acq(vw) == 0) 2210 DPRINTF(5, "reset WAIT_ACQ, "); 2211 return (0); 2212 } else if (mode->mode == VT_PROCESS) { 2213 if (!ISSIGVALID(mode->relsig) || 2214 !ISSIGVALID(mode->acqsig) || 2215 !ISSIGVALID(mode->frsig)) { 2216 DPRINTF(5, "error EINVAL\n"); 2217 return (EINVAL); 2218 } 2219 DPRINTF(5, "VT_PROCESS %d, ", td->td_proc->p_pid); 2220 bcopy(data, &vw->vw_smode, sizeof(struct vt_mode)); 2221 vw->vw_proc = td->td_proc; 2222 vw->vw_pid = vw->vw_proc->p_pid; 2223 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW]) 2224 cnavailable(vw->vw_terminal->consdev, FALSE); 2225 } else { 2226 DPRINTF(5, "VT_SETMODE failed, unknown mode %d\n", 2227 mode->mode); 2228 return (EINVAL); 2229 } 2230 DPRINTF(5, "\n"); 2231 return (0); 2232 } 2233 case VT_GETMODE: /* get screen switcher mode */ 2234 bcopy(&vw->vw_smode, data, sizeof(struct vt_mode)); 2235 return (0); 2236 2237 case VT_RELDISP: /* screen switcher ioctl */ 2238 /* 2239 * This must be the current vty which is in the VT_PROCESS 2240 * switching mode... 2241 */ 2242 if ((vw != vd->vd_curwindow) || (vw->vw_smode.mode != 2243 VT_PROCESS)) { 2244 return (EINVAL); 2245 } 2246 /* ...and this process is controlling it. */ 2247 if (vw->vw_proc != td->td_proc) { 2248 return (EPERM); 2249 } 2250 error = EINVAL; 2251 switch(*(int *)data) { 2252 case VT_FALSE: /* user refuses to release screen, abort */ 2253 if ((error = finish_vt_rel(vw, FALSE, &s)) == 0) 2254 DPRINTF(5, "%s%d: VT_RELDISP: VT_FALSE\n", 2255 SC_DRIVER_NAME, VT_UNIT(vw)); 2256 break; 2257 case VT_TRUE: /* user has released screen, go on */ 2258 /* finish_vt_rel(..., TRUE, ...) should not be locked */ 2259 if (vw->vw_flags & VWF_SWWAIT_REL) { 2260 if ((error = finish_vt_rel(vw, TRUE, &s)) == 0) 2261 DPRINTF(5, "%s%d: VT_RELDISP: VT_TRUE\n", 2262 SC_DRIVER_NAME, VT_UNIT(vw)); 2263 } else { 2264 error = EINVAL; 2265 } 2266 return (error); 2267 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 2268 if ((error = finish_vt_acq(vw)) == 0) 2269 DPRINTF(5, "%s%d: VT_RELDISP: VT_ACKACQ\n", 2270 SC_DRIVER_NAME, VT_UNIT(vw)); 2271 break; 2272 default: 2273 break; 2274 } 2275 return (error); 2276 } 2277 2278 return (ENOIOCTL); 2279 } 2280 2281 static struct vt_window * 2282 vt_allocate_window(struct vt_device *vd, unsigned int window) 2283 { 2284 struct vt_window *vw; 2285 struct terminal *tm; 2286 term_pos_t size; 2287 struct winsize wsz; 2288 2289 vw = malloc(sizeof *vw, M_VT, M_WAITOK|M_ZERO); 2290 vw->vw_device = vd; 2291 vw->vw_number = window; 2292 vw->vw_kbdmode = K_XLATE; 2293 2294 if ((vd->vd_flags & VDF_TEXTMODE) == 0) { 2295 vw->vw_font = vtfont_ref(&vt_font_default); 2296 vt_compute_drawable_area(vw); 2297 } 2298 2299 vt_termsize(vd, vw->vw_font, &size); 2300 vt_winsize(vd, vw->vw_font, &wsz); 2301 vtbuf_init(&vw->vw_buf, &size); 2302 2303 tm = vw->vw_terminal = terminal_alloc(&vt_termclass, vw); 2304 terminal_set_winsize(tm, &wsz); 2305 vd->vd_windows[window] = vw; 2306 callout_init(&vw->vw_proc_dead_timer, 0); 2307 2308 return (vw); 2309 } 2310 2311 void 2312 vt_upgrade(struct vt_device *vd) 2313 { 2314 struct vt_window *vw; 2315 unsigned int i; 2316 2317 if (!vty_enabled(VTY_VT)) 2318 return; 2319 2320 for (i = 0; i < VT_MAXWINDOWS; i++) { 2321 vw = vd->vd_windows[i]; 2322 if (vw == NULL) { 2323 /* New window. */ 2324 vw = vt_allocate_window(vd, i); 2325 } 2326 if (!(vw->vw_flags & VWF_READY)) { 2327 callout_init(&vw->vw_proc_dead_timer, 0); 2328 terminal_maketty(vw->vw_terminal, "v%r", VT_UNIT(vw)); 2329 vw->vw_flags |= VWF_READY; 2330 if (vw->vw_flags & VWF_CONSOLE) { 2331 /* For existing console window. */ 2332 EVENTHANDLER_REGISTER(shutdown_pre_sync, 2333 vt_window_switch, vw, SHUTDOWN_PRI_DEFAULT); 2334 } 2335 } 2336 2337 } 2338 VT_LOCK(vd); 2339 if (vd->vd_curwindow == NULL) 2340 vd->vd_curwindow = vd->vd_windows[VT_CONSWINDOW]; 2341 2342 if (!(vd->vd_flags & VDF_ASYNC)) { 2343 /* Attach keyboard. */ 2344 vt_allocate_keyboard(vd); 2345 2346 /* Init 25 Hz timer. */ 2347 callout_init_mtx(&vd->vd_timer, &vd->vd_lock, 0); 2348 2349 /* Start timer when everything ready. */ 2350 vd->vd_flags |= VDF_ASYNC; 2351 callout_reset(&vd->vd_timer, hz / VT_TIMERFREQ, vt_timer, vd); 2352 vd->vd_timer_armed = 1; 2353 } 2354 2355 VT_UNLOCK(vd); 2356 2357 /* Refill settings with new sizes. */ 2358 vt_resize(vd); 2359 } 2360 2361 static void 2362 vt_resize(struct vt_device *vd) 2363 { 2364 struct vt_window *vw; 2365 int i; 2366 2367 for (i = 0; i < VT_MAXWINDOWS; i++) { 2368 vw = vd->vd_windows[i]; 2369 VT_LOCK(vd); 2370 /* Assign default font to window, if not textmode. */ 2371 if (!(vd->vd_flags & VDF_TEXTMODE) && vw->vw_font == NULL) 2372 vw->vw_font = vtfont_ref(&vt_font_default); 2373 VT_UNLOCK(vd); 2374 2375 /* Resize terminal windows */ 2376 while (vt_change_font(vw, vw->vw_font) == EBUSY) { 2377 DPRINTF(100, "%s: vt_change_font() is busy, " 2378 "window %d\n", __func__, i); 2379 } 2380 } 2381 } 2382 2383 void 2384 vt_allocate(struct vt_driver *drv, void *softc) 2385 { 2386 struct vt_device *vd; 2387 2388 if (!vty_enabled(VTY_VT)) 2389 return; 2390 2391 if (main_vd->vd_driver == NULL) { 2392 main_vd->vd_driver = drv; 2393 printf("VT: initialize with new VT driver \"%s\".\n", 2394 drv->vd_name); 2395 } else { 2396 /* 2397 * Check if have rights to replace current driver. For example: 2398 * it is bad idea to replace KMS driver with generic VGA one. 2399 */ 2400 if (drv->vd_priority <= main_vd->vd_driver->vd_priority) { 2401 printf("VT: Driver priority %d too low. Current %d\n ", 2402 drv->vd_priority, main_vd->vd_driver->vd_priority); 2403 return; 2404 } 2405 printf("VT: Replacing driver \"%s\" with new \"%s\".\n", 2406 main_vd->vd_driver->vd_name, drv->vd_name); 2407 } 2408 vd = main_vd; 2409 2410 if (vd->vd_flags & VDF_ASYNC) { 2411 /* Stop vt_flush periodic task. */ 2412 vt_suspend_flush_timer(vd); 2413 /* 2414 * Mute current terminal until we done. vt_change_font (called 2415 * from vt_resize) will unmute it. 2416 */ 2417 terminal_mute(vd->vd_curwindow->vw_terminal, 1); 2418 } 2419 2420 /* 2421 * Reset VDF_TEXTMODE flag, driver who require that flag (vt_vga) will 2422 * set it. 2423 */ 2424 VT_LOCK(vd); 2425 vd->vd_flags &= ~VDF_TEXTMODE; 2426 2427 vd->vd_driver = drv; 2428 vd->vd_softc = softc; 2429 vd->vd_driver->vd_init(vd); 2430 VT_UNLOCK(vd); 2431 2432 /* Update windows sizes and initialize last items. */ 2433 vt_upgrade(vd); 2434 2435 #ifdef DEV_SPLASH 2436 if (vd->vd_flags & VDF_SPLASH) 2437 vtterm_splash(vd); 2438 #endif 2439 2440 if (vd->vd_flags & VDF_ASYNC) { 2441 /* Allow to put chars now. */ 2442 terminal_mute(vd->vd_curwindow->vw_terminal, 0); 2443 /* Rerun timer for screen updates. */ 2444 vt_resume_flush_timer(vd, 0); 2445 } 2446 2447 /* 2448 * Register as console. If it already registered, cnadd() will ignore 2449 * it. 2450 */ 2451 termcn_cnregister(vd->vd_windows[VT_CONSWINDOW]->vw_terminal); 2452 } 2453 2454 void 2455 vt_suspend() 2456 { 2457 2458 if (vt_suspendswitch == 0) 2459 return; 2460 /* Save current window. */ 2461 main_vd->vd_savedwindow = main_vd->vd_curwindow; 2462 /* Ask holding process to free window and switch to console window */ 2463 vt_proc_window_switch(main_vd->vd_windows[VT_CONSWINDOW]); 2464 } 2465 2466 void 2467 vt_resume() 2468 { 2469 2470 if (vt_suspendswitch == 0) 2471 return; 2472 /* Switch back to saved window */ 2473 if (main_vd->vd_savedwindow != NULL) 2474 vt_proc_window_switch(main_vd->vd_savedwindow); 2475 main_vd->vd_savedwindow = NULL; 2476 } 2477