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 strcpy(ki.kb_name, k->kb_name); 800 ki.kb_unit = k->kb_unit; 801 802 kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 803 } 804 } else { 805 DPRINTF(20, "%s: no kbdmux allocated\n", __func__); 806 idx0 = kbd_allocate("*", -1, vd, vt_kbdevent, vd); 807 if (idx0 < 0) { 808 DPRINTF(10, "%s: No keyboard found.\n", __func__); 809 return (-1); 810 } 811 } 812 DPRINTF(20, "%s: vd_keyboard = %d\n", __func__, vd->vd_keyboard); 813 814 return (idx0); 815 } 816 817 static void 818 vtterm_bell(struct terminal *tm) 819 { 820 struct vt_window *vw = tm->tm_softc; 821 struct vt_device *vd = vw->vw_device; 822 823 if (vd->vd_flags & VDF_QUIET_BELL) 824 return; 825 826 sysbeep(1193182 / VT_BELLPITCH, VT_BELLDURATION); 827 } 828 829 static void 830 vtterm_beep(struct terminal *tm, u_int param) 831 { 832 u_int freq, period; 833 834 if ((param == 0) || ((param & 0xffff) == 0)) { 835 vtterm_bell(tm); 836 return; 837 } 838 839 period = ((param >> 16) & 0xffff) * hz / 1000; 840 freq = 1193182 / (param & 0xffff); 841 842 sysbeep(freq, period); 843 } 844 845 static void 846 vtterm_cursor(struct terminal *tm, const term_pos_t *p) 847 { 848 struct vt_window *vw = tm->tm_softc; 849 850 vtbuf_cursor_position(&vw->vw_buf, p); 851 vt_resume_flush_timer(vw->vw_device, 0); 852 } 853 854 static void 855 vtterm_putchar(struct terminal *tm, const term_pos_t *p, term_char_t c) 856 { 857 struct vt_window *vw = tm->tm_softc; 858 859 vtbuf_putchar(&vw->vw_buf, p, c); 860 vt_resume_flush_timer(vw->vw_device, 0); 861 } 862 863 static void 864 vtterm_fill(struct terminal *tm, const term_rect_t *r, term_char_t c) 865 { 866 struct vt_window *vw = tm->tm_softc; 867 868 vtbuf_fill_locked(&vw->vw_buf, r, c); 869 vt_resume_flush_timer(vw->vw_device, 0); 870 } 871 872 static void 873 vtterm_copy(struct terminal *tm, const term_rect_t *r, 874 const term_pos_t *p) 875 { 876 struct vt_window *vw = tm->tm_softc; 877 878 vtbuf_copy(&vw->vw_buf, r, p); 879 vt_resume_flush_timer(vw->vw_device, 0); 880 } 881 882 static void 883 vtterm_param(struct terminal *tm, int cmd, unsigned int arg) 884 { 885 struct vt_window *vw = tm->tm_softc; 886 887 switch (cmd) { 888 case TP_SHOWCURSOR: 889 vtbuf_cursor_visibility(&vw->vw_buf, arg); 890 vt_resume_flush_timer(vw->vw_device, 0); 891 break; 892 case TP_MOUSE: 893 vw->vw_mouse_level = arg; 894 break; 895 } 896 } 897 898 void 899 vt_determine_colors(term_char_t c, int cursor, 900 term_color_t *fg, term_color_t *bg) 901 { 902 term_color_t tmp; 903 int invert; 904 905 invert = 0; 906 907 *fg = TCHAR_FGCOLOR(c); 908 if (TCHAR_FORMAT(c) & TF_BOLD) 909 *fg = TCOLOR_LIGHT(*fg); 910 *bg = TCHAR_BGCOLOR(c); 911 912 if (TCHAR_FORMAT(c) & TF_REVERSE) 913 invert ^= 1; 914 if (cursor) 915 invert ^= 1; 916 917 if (invert) { 918 tmp = *fg; 919 *fg = *bg; 920 *bg = tmp; 921 } 922 } 923 924 #ifndef SC_NO_CUTPASTE 925 int 926 vt_is_cursor_in_area(const struct vt_device *vd, const term_rect_t *area) 927 { 928 unsigned int mx, my, x1, y1, x2, y2; 929 930 /* 931 * We use the cursor position saved during the current refresh, 932 * in case the cursor moved since. 933 */ 934 mx = vd->vd_mx_drawn + vd->vd_curwindow->vw_draw_area.tr_begin.tp_col; 935 my = vd->vd_my_drawn + vd->vd_curwindow->vw_draw_area.tr_begin.tp_row; 936 937 x1 = area->tr_begin.tp_col; 938 y1 = area->tr_begin.tp_row; 939 x2 = area->tr_end.tp_col; 940 y2 = area->tr_end.tp_row; 941 942 if (((mx >= x1 && x2 - 1 >= mx) || 943 (mx < x1 && mx + vd->vd_mcursor->width >= x1)) && 944 ((my >= y1 && y2 - 1 >= my) || 945 (my < y1 && my + vd->vd_mcursor->height >= y1))) 946 return (1); 947 948 return (0); 949 } 950 951 static void 952 vt_mark_mouse_position_as_dirty(struct vt_device *vd) 953 { 954 term_rect_t area; 955 struct vt_window *vw; 956 struct vt_font *vf; 957 int x, y; 958 959 vw = vd->vd_curwindow; 960 vf = vw->vw_font; 961 962 x = vd->vd_mx_drawn; 963 y = vd->vd_my_drawn; 964 965 if (vf != NULL) { 966 area.tr_begin.tp_col = x / vf->vf_width; 967 area.tr_begin.tp_row = y / vf->vf_height; 968 area.tr_end.tp_col = 969 ((x + vd->vd_mcursor->width) / vf->vf_width) + 1; 970 area.tr_end.tp_row = 971 ((y + vd->vd_mcursor->height) / vf->vf_height) + 1; 972 } else { 973 /* 974 * No font loaded (ie. vt_vga operating in textmode). 975 * 976 * FIXME: This fake area needs to be revisited once the 977 * mouse cursor is supported in vt_vga's textmode. 978 */ 979 area.tr_begin.tp_col = x; 980 area.tr_begin.tp_row = y; 981 area.tr_end.tp_col = x + 2; 982 area.tr_end.tp_row = y + 2; 983 } 984 985 vtbuf_dirty(&vw->vw_buf, &area); 986 } 987 #endif 988 989 static int 990 vt_flush(struct vt_device *vd) 991 { 992 struct vt_window *vw; 993 struct vt_font *vf; 994 struct vt_bufmask tmask; 995 term_rect_t tarea; 996 term_pos_t size; 997 #ifndef SC_NO_CUTPASTE 998 int cursor_was_shown, cursor_moved; 999 #endif 1000 1001 vw = vd->vd_curwindow; 1002 if (vw == NULL) 1003 return (0); 1004 1005 if (vd->vd_flags & VDF_SPLASH || vw->vw_flags & VWF_BUSY) 1006 return (0); 1007 1008 vf = vw->vw_font; 1009 if (((vd->vd_flags & VDF_TEXTMODE) == 0) && (vf == NULL)) 1010 return (0); 1011 1012 #ifndef SC_NO_CUTPASTE 1013 cursor_was_shown = vd->vd_mshown; 1014 cursor_moved = (vd->vd_mx != vd->vd_mx_drawn || 1015 vd->vd_my != vd->vd_my_drawn); 1016 1017 /* Check if the cursor should be displayed or not. */ 1018 if ((vd->vd_flags & VDF_MOUSECURSOR) && /* Mouse support enabled. */ 1019 !(vw->vw_flags & VWF_MOUSE_HIDE) && /* Cursor displayed. */ 1020 !kdb_active && panicstr == NULL) { /* DDB inactive. */ 1021 vd->vd_mshown = 1; 1022 } else { 1023 vd->vd_mshown = 0; 1024 } 1025 1026 /* 1027 * If the cursor changed display state or moved, we must mark 1028 * the old position as dirty, so that it's erased. 1029 */ 1030 if (cursor_was_shown != vd->vd_mshown || 1031 (vd->vd_mshown && cursor_moved)) 1032 vt_mark_mouse_position_as_dirty(vd); 1033 1034 /* 1035 * Save position of the mouse cursor. It's used by backends to 1036 * know where to draw the cursor and during the next refresh to 1037 * erase the previous position. 1038 */ 1039 vd->vd_mx_drawn = vd->vd_mx; 1040 vd->vd_my_drawn = vd->vd_my; 1041 1042 /* 1043 * If the cursor is displayed and has moved since last refresh, 1044 * mark the new position as dirty. 1045 */ 1046 if (vd->vd_mshown && cursor_moved) 1047 vt_mark_mouse_position_as_dirty(vd); 1048 #endif 1049 1050 vtbuf_undirty(&vw->vw_buf, &tarea, &tmask); 1051 vt_termsize(vd, vf, &size); 1052 1053 /* Force a full redraw when the screen contents are invalid. */ 1054 if (vd->vd_flags & VDF_INVALID) { 1055 tarea.tr_begin.tp_row = tarea.tr_begin.tp_col = 0; 1056 tarea.tr_end = size; 1057 tmask.vbm_row = tmask.vbm_col = VBM_DIRTY; 1058 1059 vd->vd_flags &= ~VDF_INVALID; 1060 } 1061 1062 if (tarea.tr_begin.tp_col < tarea.tr_end.tp_col) { 1063 vd->vd_driver->vd_bitblt_text(vd, vw, &tarea); 1064 return (1); 1065 } 1066 1067 return (0); 1068 } 1069 1070 static void 1071 vt_timer(void *arg) 1072 { 1073 struct vt_device *vd; 1074 int changed; 1075 1076 vd = arg; 1077 /* Update screen if required. */ 1078 changed = vt_flush(vd); 1079 1080 /* Schedule for next update. */ 1081 if (changed) 1082 vt_schedule_flush(vd, 0); 1083 else 1084 vd->vd_timer_armed = 0; 1085 } 1086 1087 static void 1088 vtterm_done(struct terminal *tm) 1089 { 1090 struct vt_window *vw = tm->tm_softc; 1091 struct vt_device *vd = vw->vw_device; 1092 1093 if (kdb_active || panicstr != NULL) { 1094 /* Switch to the debugger. */ 1095 if (vd->vd_curwindow != vw) { 1096 vd->vd_curwindow = vw; 1097 vd->vd_flags |= VDF_INVALID; 1098 if (vd->vd_driver->vd_postswitch) 1099 vd->vd_driver->vd_postswitch(vd); 1100 } 1101 vd->vd_flags &= ~VDF_SPLASH; 1102 vt_flush(vd); 1103 } else if (!(vd->vd_flags & VDF_ASYNC)) { 1104 vt_flush(vd); 1105 } 1106 } 1107 1108 #ifdef DEV_SPLASH 1109 static void 1110 vtterm_splash(struct vt_device *vd) 1111 { 1112 vt_axis_t top, left; 1113 1114 /* Display a nice boot splash. */ 1115 if (!(vd->vd_flags & VDF_TEXTMODE) && (boothowto & RB_MUTE)) { 1116 1117 top = (vd->vd_height - vt_logo_height) / 2; 1118 left = (vd->vd_width - vt_logo_width) / 2; 1119 switch (vt_logo_depth) { 1120 case 1: 1121 /* XXX: Unhardcode colors! */ 1122 vd->vd_driver->vd_bitblt_bmp(vd, vd->vd_curwindow, 1123 vt_logo_image, NULL, vt_logo_width, vt_logo_height, 1124 left, top, TC_WHITE, TC_BLACK); 1125 } 1126 vd->vd_flags |= VDF_SPLASH; 1127 } 1128 } 1129 #endif 1130 1131 1132 static void 1133 vtterm_cnprobe(struct terminal *tm, struct consdev *cp) 1134 { 1135 struct vt_driver *vtd, **vtdlist, *vtdbest = NULL; 1136 struct vt_window *vw = tm->tm_softc; 1137 struct vt_device *vd = vw->vw_device; 1138 struct winsize wsz; 1139 term_attr_t attr; 1140 term_char_t c; 1141 1142 if (!vty_enabled(VTY_VT)) 1143 return; 1144 1145 if (vd->vd_flags & VDF_INITIALIZED) 1146 /* Initialization already done. */ 1147 return; 1148 1149 SET_FOREACH(vtdlist, vt_drv_set) { 1150 vtd = *vtdlist; 1151 if (vtd->vd_probe == NULL) 1152 continue; 1153 if (vtd->vd_probe(vd) == CN_DEAD) 1154 continue; 1155 if ((vtdbest == NULL) || 1156 (vtd->vd_priority > vtdbest->vd_priority)) 1157 vtdbest = vtd; 1158 } 1159 if (vtdbest == NULL) { 1160 cp->cn_pri = CN_DEAD; 1161 vd->vd_flags |= VDF_DEAD; 1162 } else { 1163 vd->vd_driver = vtdbest; 1164 cp->cn_pri = vd->vd_driver->vd_init(vd); 1165 } 1166 1167 /* Check if driver's vt_init return CN_DEAD. */ 1168 if (cp->cn_pri == CN_DEAD) { 1169 vd->vd_flags |= VDF_DEAD; 1170 } 1171 1172 /* Initialize any early-boot keyboard drivers */ 1173 kbd_configure(KB_CONF_PROBE_ONLY); 1174 1175 vd->vd_unit = atomic_fetchadd_int(&vt_unit, 1); 1176 vd->vd_windows[VT_CONSWINDOW] = vw; 1177 sprintf(cp->cn_name, "ttyv%r", VT_UNIT(vw)); 1178 1179 /* Attach default font if not in TEXTMODE. */ 1180 if ((vd->vd_flags & VDF_TEXTMODE) == 0) { 1181 vw->vw_font = vtfont_ref(&vt_font_default); 1182 vt_compute_drawable_area(vw); 1183 } 1184 1185 vtbuf_init_early(&vw->vw_buf); 1186 vt_winsize(vd, vw->vw_font, &wsz); 1187 c = (boothowto & RB_MUTE) == 0 ? TERMINAL_KERN_ATTR : 1188 TERMINAL_NORM_ATTR; 1189 attr.ta_format = TCHAR_FORMAT(c); 1190 attr.ta_fgcolor = TCHAR_FGCOLOR(c); 1191 attr.ta_bgcolor = TCHAR_BGCOLOR(c); 1192 terminal_set_winsize_blank(tm, &wsz, 1, &attr); 1193 1194 if (vtdbest != NULL) { 1195 #ifdef DEV_SPLASH 1196 vtterm_splash(vd); 1197 #endif 1198 vd->vd_flags |= VDF_INITIALIZED; 1199 } 1200 } 1201 1202 static int 1203 vtterm_cngetc(struct terminal *tm) 1204 { 1205 struct vt_window *vw = tm->tm_softc; 1206 struct vt_device *vd = vw->vw_device; 1207 keyboard_t *kbd; 1208 int state; 1209 u_int c; 1210 1211 if (vw->vw_kbdsq && *vw->vw_kbdsq) 1212 return (*vw->vw_kbdsq++); 1213 1214 state = 0; 1215 /* Make sure the splash screen is not there. */ 1216 if (vd->vd_flags & VDF_SPLASH) { 1217 /* Remove splash */ 1218 vd->vd_flags &= ~VDF_SPLASH; 1219 /* Mark screen as invalid to force update */ 1220 vd->vd_flags |= VDF_INVALID; 1221 vt_flush(vd); 1222 } 1223 1224 /* Stripped down keyboard handler. */ 1225 kbd = kbd_get_keyboard(vd->vd_keyboard); 1226 if (kbd == NULL) 1227 return (-1); 1228 1229 /* Force keyboard input mode to K_XLATE */ 1230 c = K_XLATE; 1231 kbdd_ioctl(kbd, KDSKBMODE, (void *)&c); 1232 1233 /* Switch the keyboard to polling to make it work here. */ 1234 kbdd_poll(kbd, TRUE); 1235 c = kbdd_read_char(kbd, 0); 1236 kbdd_poll(kbd, FALSE); 1237 if (c & RELKEY) 1238 return (-1); 1239 1240 if (vw->vw_flags & VWF_SCROLL) { 1241 vt_scrollmode_kbdevent(vw, c, 1/* Console mode */); 1242 vt_flush(vd); 1243 return (-1); 1244 } 1245 1246 /* Stripped down handling of vt_kbdevent(), without locking, etc. */ 1247 if (c & SPCLKEY) { 1248 switch (c) { 1249 case SPCLKEY | SLK: 1250 kbdd_ioctl(kbd, KDGKBSTATE, (caddr_t)&state); 1251 if (state & SLKED) { 1252 /* Turn scrolling on. */ 1253 vw->vw_flags |= VWF_SCROLL; 1254 VTBUF_SLCK_ENABLE(&vw->vw_buf); 1255 } else { 1256 /* Turn scrolling off. */ 1257 vt_scroll(vw, 0, VHS_END); 1258 vw->vw_flags &= ~VWF_SCROLL; 1259 VTBUF_SLCK_DISABLE(&vw->vw_buf); 1260 } 1261 break; 1262 /* XXX: KDB can handle history. */ 1263 case SPCLKEY | FKEY | F(50): /* Arrow up. */ 1264 vw->vw_kbdsq = "\x1b[A"; 1265 break; 1266 case SPCLKEY | FKEY | F(58): /* Arrow down. */ 1267 vw->vw_kbdsq = "\x1b[B"; 1268 break; 1269 case SPCLKEY | FKEY | F(55): /* Arrow right. */ 1270 vw->vw_kbdsq = "\x1b[C"; 1271 break; 1272 case SPCLKEY | FKEY | F(53): /* Arrow left. */ 1273 vw->vw_kbdsq = "\x1b[D"; 1274 break; 1275 } 1276 1277 /* Force refresh to make scrollback work. */ 1278 vt_flush(vd); 1279 } else if (KEYFLAGS(c) == 0) { 1280 return (KEYCHAR(c)); 1281 } 1282 1283 if (vw->vw_kbdsq && *vw->vw_kbdsq) 1284 return (*vw->vw_kbdsq++); 1285 1286 return (-1); 1287 } 1288 1289 static void 1290 vtterm_cngrab(struct terminal *tm) 1291 { 1292 struct vt_device *vd; 1293 struct vt_window *vw; 1294 keyboard_t *kbd; 1295 1296 vw = tm->tm_softc; 1297 vd = vw->vw_device; 1298 1299 if (!cold) 1300 vt_window_switch(vw); 1301 1302 kbd = kbd_get_keyboard(vd->vd_keyboard); 1303 if (kbd == NULL) 1304 return; 1305 1306 if (vw->vw_grabbed++ > 0) 1307 return; 1308 1309 /* 1310 * Make sure the keyboard is accessible even when the kbd device 1311 * driver is disabled. 1312 */ 1313 kbdd_enable(kbd); 1314 1315 /* We shall always use the keyboard in the XLATE mode here. */ 1316 vw->vw_prev_kbdmode = vw->vw_kbdmode; 1317 vw->vw_kbdmode = K_XLATE; 1318 (void)kbdd_ioctl(kbd, KDSKBMODE, (caddr_t)&vw->vw_kbdmode); 1319 1320 kbdd_poll(kbd, TRUE); 1321 } 1322 1323 static void 1324 vtterm_cnungrab(struct terminal *tm) 1325 { 1326 struct vt_device *vd; 1327 struct vt_window *vw; 1328 keyboard_t *kbd; 1329 1330 vw = tm->tm_softc; 1331 vd = vw->vw_device; 1332 1333 kbd = kbd_get_keyboard(vd->vd_keyboard); 1334 if (kbd == NULL) 1335 return; 1336 1337 if (--vw->vw_grabbed > 0) 1338 return; 1339 1340 kbdd_poll(kbd, FALSE); 1341 1342 vw->vw_kbdmode = vw->vw_prev_kbdmode; 1343 (void)kbdd_ioctl(kbd, KDSKBMODE, (caddr_t)&vw->vw_kbdmode); 1344 kbdd_disable(kbd); 1345 } 1346 1347 static void 1348 vtterm_opened(struct terminal *tm, int opened) 1349 { 1350 struct vt_window *vw = tm->tm_softc; 1351 struct vt_device *vd = vw->vw_device; 1352 1353 VT_LOCK(vd); 1354 vd->vd_flags &= ~VDF_SPLASH; 1355 if (opened) 1356 vw->vw_flags |= VWF_OPENED; 1357 else { 1358 vw->vw_flags &= ~VWF_OPENED; 1359 /* TODO: finish ACQ/REL */ 1360 } 1361 VT_UNLOCK(vd); 1362 } 1363 1364 static int 1365 vt_set_border(struct vt_window *vw, term_color_t c) 1366 { 1367 struct vt_device *vd = vw->vw_device; 1368 1369 if (vd->vd_driver->vd_drawrect == NULL) 1370 return (ENOTSUP); 1371 1372 /* Top bar. */ 1373 if (vw->vw_draw_area.tr_begin.tp_row > 0) 1374 vd->vd_driver->vd_drawrect(vd, 1375 0, 0, 1376 vd->vd_width - 1, vw->vw_draw_area.tr_begin.tp_row - 1, 1377 1, c); 1378 1379 /* Left bar. */ 1380 if (vw->vw_draw_area.tr_begin.tp_col > 0) 1381 vd->vd_driver->vd_drawrect(vd, 1382 0, 0, 1383 vw->vw_draw_area.tr_begin.tp_col - 1, vd->vd_height - 1, 1384 1, c); 1385 1386 /* Right bar. */ 1387 if (vw->vw_draw_area.tr_end.tp_col < vd->vd_width) 1388 vd->vd_driver->vd_drawrect(vd, 1389 vw->vw_draw_area.tr_end.tp_col - 1, 0, 1390 vd->vd_width - 1, vd->vd_height - 1, 1391 1, c); 1392 1393 /* Bottom bar. */ 1394 if (vw->vw_draw_area.tr_end.tp_row < vd->vd_height) 1395 vd->vd_driver->vd_drawrect(vd, 1396 0, vw->vw_draw_area.tr_end.tp_row - 1, 1397 vd->vd_width - 1, vd->vd_height - 1, 1398 1, c); 1399 1400 return (0); 1401 } 1402 1403 static int 1404 vt_change_font(struct vt_window *vw, struct vt_font *vf) 1405 { 1406 struct vt_device *vd = vw->vw_device; 1407 struct terminal *tm = vw->vw_terminal; 1408 term_pos_t size; 1409 struct winsize wsz; 1410 1411 /* 1412 * Changing fonts. 1413 * 1414 * Changing fonts is a little tricky. We must prevent 1415 * simultaneous access to the device, so we must stop 1416 * the display timer and the terminal from accessing. 1417 * We need to switch fonts and grow our screen buffer. 1418 * 1419 * XXX: Right now the code uses terminal_mute() to 1420 * prevent data from reaching the console driver while 1421 * resizing the screen buffer. This isn't elegant... 1422 */ 1423 1424 VT_LOCK(vd); 1425 if (vw->vw_flags & VWF_BUSY) { 1426 /* Another process is changing the font. */ 1427 VT_UNLOCK(vd); 1428 return (EBUSY); 1429 } 1430 vw->vw_flags |= VWF_BUSY; 1431 VT_UNLOCK(vd); 1432 1433 vt_termsize(vd, vf, &size); 1434 vt_winsize(vd, vf, &wsz); 1435 1436 /* Grow the screen buffer and terminal. */ 1437 terminal_mute(tm, 1); 1438 vtbuf_grow(&vw->vw_buf, &size, vw->vw_buf.vb_history_size); 1439 terminal_set_winsize_blank(tm, &wsz, 0, NULL); 1440 terminal_mute(tm, 0); 1441 1442 /* Actually apply the font to the current window. */ 1443 VT_LOCK(vd); 1444 if (vw->vw_font != vf && vw->vw_font != NULL && vf != NULL) { 1445 /* 1446 * In case vt_change_font called to update size we don't need 1447 * to update font link. 1448 */ 1449 vtfont_unref(vw->vw_font); 1450 vw->vw_font = vtfont_ref(vf); 1451 } 1452 1453 /* 1454 * Compute the drawable area and move the mouse cursor inside 1455 * it, in case the new area is smaller than the previous one. 1456 */ 1457 vt_compute_drawable_area(vw); 1458 vd->vd_mx = min(vd->vd_mx, 1459 vw->vw_draw_area.tr_end.tp_col - 1460 vw->vw_draw_area.tr_begin.tp_col - 1); 1461 vd->vd_my = min(vd->vd_my, 1462 vw->vw_draw_area.tr_end.tp_row - 1463 vw->vw_draw_area.tr_begin.tp_row - 1); 1464 1465 /* Force a full redraw the next timer tick. */ 1466 if (vd->vd_curwindow == vw) { 1467 vt_set_border(vw, TC_BLACK); 1468 vd->vd_flags |= VDF_INVALID; 1469 vt_resume_flush_timer(vw->vw_device, 0); 1470 } 1471 vw->vw_flags &= ~VWF_BUSY; 1472 VT_UNLOCK(vd); 1473 return (0); 1474 } 1475 1476 static int 1477 vt_proc_alive(struct vt_window *vw) 1478 { 1479 struct proc *p; 1480 1481 if (vw->vw_smode.mode != VT_PROCESS) 1482 return (FALSE); 1483 1484 if (vw->vw_proc) { 1485 if ((p = pfind(vw->vw_pid)) != NULL) 1486 PROC_UNLOCK(p); 1487 if (vw->vw_proc == p) 1488 return (TRUE); 1489 vw->vw_proc = NULL; 1490 vw->vw_smode.mode = VT_AUTO; 1491 DPRINTF(1, "vt controlling process %d died\n", vw->vw_pid); 1492 vw->vw_pid = 0; 1493 } 1494 return (FALSE); 1495 } 1496 1497 static int 1498 signal_vt_rel(struct vt_window *vw) 1499 { 1500 1501 if (vw->vw_smode.mode != VT_PROCESS) 1502 return (FALSE); 1503 if (vw->vw_proc == NULL || vt_proc_alive(vw) == FALSE) { 1504 vw->vw_proc = NULL; 1505 vw->vw_pid = 0; 1506 return (TRUE); 1507 } 1508 vw->vw_flags |= VWF_SWWAIT_REL; 1509 PROC_LOCK(vw->vw_proc); 1510 kern_psignal(vw->vw_proc, vw->vw_smode.relsig); 1511 PROC_UNLOCK(vw->vw_proc); 1512 DPRINTF(1, "sending relsig to %d\n", vw->vw_pid); 1513 return (TRUE); 1514 } 1515 1516 static int 1517 signal_vt_acq(struct vt_window *vw) 1518 { 1519 1520 if (vw->vw_smode.mode != VT_PROCESS) 1521 return (FALSE); 1522 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW]) 1523 cnavailable(vw->vw_terminal->consdev, FALSE); 1524 if (vw->vw_proc == NULL || vt_proc_alive(vw) == FALSE) { 1525 vw->vw_proc = NULL; 1526 vw->vw_pid = 0; 1527 return (TRUE); 1528 } 1529 vw->vw_flags |= VWF_SWWAIT_ACQ; 1530 PROC_LOCK(vw->vw_proc); 1531 kern_psignal(vw->vw_proc, vw->vw_smode.acqsig); 1532 PROC_UNLOCK(vw->vw_proc); 1533 DPRINTF(1, "sending acqsig to %d\n", vw->vw_pid); 1534 return (TRUE); 1535 } 1536 1537 static int 1538 finish_vt_rel(struct vt_window *vw, int release, int *s) 1539 { 1540 1541 if (vw->vw_flags & VWF_SWWAIT_REL) { 1542 vw->vw_flags &= ~VWF_SWWAIT_REL; 1543 if (release) { 1544 callout_drain(&vw->vw_proc_dead_timer); 1545 vt_late_window_switch(vw->vw_switch_to); 1546 } 1547 return (0); 1548 } 1549 return (EINVAL); 1550 } 1551 1552 static int 1553 finish_vt_acq(struct vt_window *vw) 1554 { 1555 1556 if (vw->vw_flags & VWF_SWWAIT_ACQ) { 1557 vw->vw_flags &= ~VWF_SWWAIT_ACQ; 1558 return (0); 1559 } 1560 return (EINVAL); 1561 } 1562 1563 #ifndef SC_NO_CUTPASTE 1564 static void 1565 vt_mouse_terminput_button(struct vt_device *vd, int button) 1566 { 1567 struct vt_window *vw; 1568 struct vt_font *vf; 1569 char mouseb[6] = "\x1B[M"; 1570 int i, x, y; 1571 1572 vw = vd->vd_curwindow; 1573 vf = vw->vw_font; 1574 1575 /* Translate to char position. */ 1576 x = vd->vd_mx / vf->vf_width; 1577 y = vd->vd_my / vf->vf_height; 1578 /* Avoid overflow. */ 1579 x = MIN(x, 255 - '!'); 1580 y = MIN(y, 255 - '!'); 1581 1582 mouseb[3] = ' ' + button; 1583 mouseb[4] = '!' + x; 1584 mouseb[5] = '!' + y; 1585 1586 for (i = 0; i < sizeof(mouseb); i++) 1587 terminal_input_char(vw->vw_terminal, mouseb[i]); 1588 } 1589 1590 static void 1591 vt_mouse_terminput(struct vt_device *vd, int type, int x, int y, int event, 1592 int cnt) 1593 { 1594 1595 switch (type) { 1596 case MOUSE_BUTTON_EVENT: 1597 if (cnt > 0) { 1598 /* Mouse button pressed. */ 1599 if (event & MOUSE_BUTTON1DOWN) 1600 vt_mouse_terminput_button(vd, 0); 1601 if (event & MOUSE_BUTTON2DOWN) 1602 vt_mouse_terminput_button(vd, 1); 1603 if (event & MOUSE_BUTTON3DOWN) 1604 vt_mouse_terminput_button(vd, 2); 1605 } else { 1606 /* Mouse button released. */ 1607 vt_mouse_terminput_button(vd, 3); 1608 } 1609 break; 1610 #ifdef notyet 1611 case MOUSE_MOTION_EVENT: 1612 if (mouse->u.data.z < 0) { 1613 /* Scroll up. */ 1614 sc_mouse_input_button(vd, 64); 1615 } else if (mouse->u.data.z > 0) { 1616 /* Scroll down. */ 1617 sc_mouse_input_button(vd, 65); 1618 } 1619 break; 1620 #endif 1621 } 1622 } 1623 1624 static void 1625 vt_mouse_paste() 1626 { 1627 term_char_t *buf; 1628 int i, len; 1629 1630 len = VD_PASTEBUFLEN(main_vd); 1631 buf = VD_PASTEBUF(main_vd); 1632 len /= sizeof(term_char_t); 1633 for (i = 0; i < len; i++) { 1634 if (buf[i] == '\0') 1635 continue; 1636 terminal_input_char(main_vd->vd_curwindow->vw_terminal, 1637 buf[i]); 1638 } 1639 } 1640 1641 void 1642 vt_mouse_event(int type, int x, int y, int event, int cnt, int mlevel) 1643 { 1644 struct vt_device *vd; 1645 struct vt_window *vw; 1646 struct vt_font *vf; 1647 term_pos_t size; 1648 int len, mark; 1649 1650 vd = main_vd; 1651 vw = vd->vd_curwindow; 1652 vf = vw->vw_font; 1653 mark = 0; 1654 1655 if (vw->vw_flags & (VWF_MOUSE_HIDE | VWF_GRAPHICS)) 1656 /* 1657 * Either the mouse is disabled, or the window is in 1658 * "graphics mode". The graphics mode is usually set by 1659 * an X server, using the KDSETMODE ioctl. 1660 */ 1661 return; 1662 1663 if (vf == NULL) /* Text mode. */ 1664 return; 1665 1666 /* 1667 * TODO: add flag about pointer position changed, to not redraw chars 1668 * under mouse pointer when nothing changed. 1669 */ 1670 1671 if (vw->vw_mouse_level > 0) 1672 vt_mouse_terminput(vd, type, x, y, event, cnt); 1673 1674 switch (type) { 1675 case MOUSE_ACTION: 1676 case MOUSE_MOTION_EVENT: 1677 /* Movement */ 1678 x += vd->vd_mx; 1679 y += vd->vd_my; 1680 1681 vt_termsize(vd, vf, &size); 1682 1683 /* Apply limits. */ 1684 x = MAX(x, 0); 1685 y = MAX(y, 0); 1686 x = MIN(x, (size.tp_col * vf->vf_width) - 1); 1687 y = MIN(y, (size.tp_row * vf->vf_height) - 1); 1688 1689 vd->vd_mx = x; 1690 vd->vd_my = y; 1691 if (vd->vd_mstate & MOUSE_BUTTON1DOWN) 1692 vtbuf_set_mark(&vw->vw_buf, VTB_MARK_MOVE, 1693 vd->vd_mx / vf->vf_width, 1694 vd->vd_my / vf->vf_height); 1695 1696 vt_resume_flush_timer(vw->vw_device, 0); 1697 return; /* Done */ 1698 case MOUSE_BUTTON_EVENT: 1699 /* Buttons */ 1700 break; 1701 default: 1702 return; /* Done */ 1703 } 1704 1705 switch (event) { 1706 case MOUSE_BUTTON1DOWN: 1707 switch (cnt % 4) { 1708 case 0: /* up */ 1709 mark = VTB_MARK_END; 1710 break; 1711 case 1: /* single click: start cut operation */ 1712 mark = VTB_MARK_START; 1713 break; 1714 case 2: /* double click: cut a word */ 1715 mark = VTB_MARK_WORD; 1716 break; 1717 case 3: /* triple click: cut a line */ 1718 mark = VTB_MARK_ROW; 1719 break; 1720 } 1721 break; 1722 case VT_MOUSE_PASTEBUTTON: 1723 switch (cnt) { 1724 case 0: /* up */ 1725 break; 1726 default: 1727 vt_mouse_paste(); 1728 break; 1729 } 1730 return; /* Done */ 1731 case VT_MOUSE_EXTENDBUTTON: 1732 switch (cnt) { 1733 case 0: /* up */ 1734 if (!(vd->vd_mstate & MOUSE_BUTTON1DOWN)) 1735 mark = VTB_MARK_EXTEND; 1736 else 1737 mark = 0; 1738 break; 1739 default: 1740 mark = VTB_MARK_EXTEND; 1741 break; 1742 } 1743 break; 1744 default: 1745 return; /* Done */ 1746 } 1747 1748 /* Save buttons state. */ 1749 if (cnt > 0) 1750 vd->vd_mstate |= event; 1751 else 1752 vd->vd_mstate &= ~event; 1753 1754 if (vtbuf_set_mark(&vw->vw_buf, mark, vd->vd_mx / vf->vf_width, 1755 vd->vd_my / vf->vf_height) == 1) { 1756 /* 1757 * We have something marked to copy, so update pointer to 1758 * window with selection. 1759 */ 1760 vt_resume_flush_timer(vw->vw_device, 0); 1761 1762 switch (mark) { 1763 case VTB_MARK_END: 1764 case VTB_MARK_WORD: 1765 case VTB_MARK_ROW: 1766 case VTB_MARK_EXTEND: 1767 break; 1768 default: 1769 /* Other types of mark do not require to copy data. */ 1770 return; 1771 } 1772 1773 /* Get current selection size in bytes. */ 1774 len = vtbuf_get_marked_len(&vw->vw_buf); 1775 if (len <= 0) 1776 return; 1777 1778 /* Reallocate buffer only if old one is too small. */ 1779 if (len > VD_PASTEBUFSZ(vd)) { 1780 VD_PASTEBUF(vd) = realloc(VD_PASTEBUF(vd), len, M_VT, 1781 M_WAITOK | M_ZERO); 1782 /* Update buffer size. */ 1783 VD_PASTEBUFSZ(vd) = len; 1784 } 1785 /* Request copy/paste buffer data, no more than `len' */ 1786 vtbuf_extract_marked(&vw->vw_buf, VD_PASTEBUF(vd), 1787 VD_PASTEBUFSZ(vd)); 1788 1789 VD_PASTEBUFLEN(vd) = len; 1790 1791 /* XXX VD_PASTEBUF(vd) have to be freed on shutdown/unload. */ 1792 } 1793 } 1794 1795 void 1796 vt_mouse_state(int show) 1797 { 1798 struct vt_device *vd; 1799 struct vt_window *vw; 1800 1801 vd = main_vd; 1802 vw = vd->vd_curwindow; 1803 1804 switch (show) { 1805 case VT_MOUSE_HIDE: 1806 vw->vw_flags |= VWF_MOUSE_HIDE; 1807 break; 1808 case VT_MOUSE_SHOW: 1809 vw->vw_flags &= ~VWF_MOUSE_HIDE; 1810 break; 1811 } 1812 1813 /* Mark mouse position as dirty. */ 1814 vt_mark_mouse_position_as_dirty(vd); 1815 vt_resume_flush_timer(vw->vw_device, 0); 1816 } 1817 #endif 1818 1819 static int 1820 vtterm_mmap(struct terminal *tm, vm_ooffset_t offset, vm_paddr_t * paddr, 1821 int nprot, vm_memattr_t *memattr) 1822 { 1823 struct vt_window *vw = tm->tm_softc; 1824 struct vt_device *vd = vw->vw_device; 1825 1826 if (vd->vd_driver->vd_fb_mmap) 1827 return (vd->vd_driver->vd_fb_mmap(vd, offset, paddr, nprot, 1828 memattr)); 1829 1830 return (ENXIO); 1831 } 1832 1833 static int 1834 vtterm_ioctl(struct terminal *tm, u_long cmd, caddr_t data, 1835 struct thread *td) 1836 { 1837 struct vt_window *vw = tm->tm_softc; 1838 struct vt_device *vd = vw->vw_device; 1839 keyboard_t *kbd; 1840 int error, i, s; 1841 #if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1842 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1843 int ival; 1844 1845 switch (cmd) { 1846 case _IO('v', 4): 1847 cmd = VT_RELDISP; 1848 break; 1849 case _IO('v', 5): 1850 cmd = VT_ACTIVATE; 1851 break; 1852 case _IO('v', 6): 1853 cmd = VT_WAITACTIVE; 1854 break; 1855 case _IO('K', 20): 1856 cmd = KDSKBSTATE; 1857 break; 1858 case _IO('K', 67): 1859 cmd = KDSETRAD; 1860 break; 1861 case _IO('K', 7): 1862 cmd = KDSKBMODE; 1863 break; 1864 case _IO('K', 8): 1865 cmd = KDMKTONE; 1866 break; 1867 case _IO('K', 63): 1868 cmd = KIOCSOUND; 1869 break; 1870 case _IO('K', 66): 1871 cmd = KDSETLED; 1872 break; 1873 case _IO('c', 110): 1874 cmd = CONS_SETKBD; 1875 break; 1876 default: 1877 goto skip_thunk; 1878 } 1879 ival = IOCPARM_IVAL(data); 1880 data = (caddr_t)&ival; 1881 skip_thunk: 1882 #endif 1883 1884 switch (cmd) { 1885 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1886 if (*(int *)data & ~0x7f) 1887 return (EINVAL); 1888 /* FALLTHROUGH */ 1889 case GIO_KEYMAP: 1890 case PIO_KEYMAP: 1891 case GIO_DEADKEYMAP: 1892 case PIO_DEADKEYMAP: 1893 case GETFKEY: 1894 case SETFKEY: 1895 case KDGKBINFO: 1896 case KDGKBTYPE: 1897 case KDSKBSTATE: /* set keyboard state (locks) */ 1898 case KDGKBSTATE: /* get keyboard state (locks) */ 1899 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1900 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1901 case KDSETLED: /* set keyboard LED status */ 1902 case KDGETLED: /* get keyboard LED status */ 1903 case KBADDKBD: /* add/remove keyboard to/from mux */ 1904 case KBRELKBD: { 1905 error = 0; 1906 1907 mtx_lock(&Giant); 1908 kbd = kbd_get_keyboard(vd->vd_keyboard); 1909 if (kbd != NULL) 1910 error = kbdd_ioctl(kbd, cmd, data); 1911 mtx_unlock(&Giant); 1912 if (error == ENOIOCTL) { 1913 if (cmd == KDGKBTYPE) { 1914 /* always return something? XXX */ 1915 *(int *)data = 0; 1916 } else { 1917 return (ENODEV); 1918 } 1919 } 1920 return (error); 1921 } 1922 case KDGKBMODE: { 1923 int mode = -1; 1924 1925 mtx_lock(&Giant); 1926 kbd = kbd_get_keyboard(vd->vd_keyboard); 1927 if (kbd != NULL) { 1928 kbdd_ioctl(kbd, KDGKBMODE, (void *)&mode); 1929 } 1930 mtx_unlock(&Giant); 1931 DPRINTF(20, "mode %d, vw_kbdmode %d\n", mode, vw->vw_kbdmode); 1932 *(int *)data = mode; 1933 return (0); 1934 } 1935 case KDSKBMODE: { 1936 int mode; 1937 1938 mode = *(int *)data; 1939 switch (mode) { 1940 case K_XLATE: 1941 case K_RAW: 1942 case K_CODE: 1943 vw->vw_kbdmode = mode; 1944 if (vw == vd->vd_curwindow) { 1945 keyboard_t *kbd; 1946 error = 0; 1947 1948 mtx_lock(&Giant); 1949 kbd = kbd_get_keyboard(vd->vd_keyboard); 1950 if (kbd != NULL) { 1951 error = kbdd_ioctl(kbd, KDSKBMODE, 1952 (void *)&mode); 1953 } 1954 mtx_unlock(&Giant); 1955 } 1956 return (0); 1957 default: 1958 return (EINVAL); 1959 } 1960 } 1961 case FBIOGTYPE: 1962 case FBIO_GETWINORG: /* get frame buffer window origin */ 1963 case FBIO_GETDISPSTART: /* get display start address */ 1964 case FBIO_GETLINEWIDTH: /* get scan line width in bytes */ 1965 case FBIO_BLANK: /* blank display */ 1966 if (vd->vd_driver->vd_fb_ioctl) 1967 return (vd->vd_driver->vd_fb_ioctl(vd, cmd, data, td)); 1968 break; 1969 case CONS_BLANKTIME: 1970 /* XXX */ 1971 return (0); 1972 case CONS_GET: 1973 /* XXX */ 1974 *(int *)data = M_CG640x480; 1975 return (0); 1976 case CONS_BELLTYPE: /* set bell type sound */ 1977 if ((*(int *)data) & CONS_QUIET_BELL) 1978 vd->vd_flags |= VDF_QUIET_BELL; 1979 else 1980 vd->vd_flags &= ~VDF_QUIET_BELL; 1981 return (0); 1982 case CONS_GETINFO: { 1983 vid_info_t *vi = (vid_info_t *)data; 1984 1985 vi->m_num = vd->vd_curwindow->vw_number + 1; 1986 /* XXX: other fields! */ 1987 return (0); 1988 } 1989 case CONS_GETVERS: 1990 *(int *)data = 0x200; 1991 return (0); 1992 case CONS_MODEINFO: 1993 /* XXX */ 1994 return (0); 1995 case CONS_MOUSECTL: { 1996 mouse_info_t *mouse = (mouse_info_t*)data; 1997 1998 /* 1999 * All the commands except MOUSE_SHOW nd MOUSE_HIDE 2000 * should not be applied to individual TTYs, but only to 2001 * consolectl. 2002 */ 2003 switch (mouse->operation) { 2004 case MOUSE_HIDE: 2005 if (vd->vd_flags & VDF_MOUSECURSOR) { 2006 vd->vd_flags &= ~VDF_MOUSECURSOR; 2007 #ifndef SC_NO_CUTPASTE 2008 vt_mouse_state(VT_MOUSE_HIDE); 2009 #endif 2010 } 2011 return (0); 2012 case MOUSE_SHOW: 2013 if (!(vd->vd_flags & VDF_MOUSECURSOR)) { 2014 vd->vd_flags |= VDF_MOUSECURSOR; 2015 vd->vd_mx = vd->vd_width / 2; 2016 vd->vd_my = vd->vd_height / 2; 2017 #ifndef SC_NO_CUTPASTE 2018 vt_mouse_state(VT_MOUSE_SHOW); 2019 #endif 2020 } 2021 return (0); 2022 default: 2023 return (EINVAL); 2024 } 2025 } 2026 case PIO_VFONT: { 2027 struct vt_font *vf; 2028 2029 error = vtfont_load((void *)data, &vf); 2030 if (error != 0) 2031 return (error); 2032 2033 error = vt_change_font(vw, vf); 2034 vtfont_unref(vf); 2035 return (error); 2036 } 2037 case GIO_SCRNMAP: { 2038 scrmap_t *sm = (scrmap_t *)data; 2039 2040 /* We don't have screen maps, so return a handcrafted one. */ 2041 for (i = 0; i < 256; i++) 2042 sm->scrmap[i] = i; 2043 return (0); 2044 } 2045 case KDSETMODE: 2046 /* 2047 * FIXME: This implementation is incomplete compared to 2048 * syscons. 2049 */ 2050 switch (*(int *)data) { 2051 case KD_TEXT: 2052 case KD_TEXT1: 2053 case KD_PIXEL: 2054 vw->vw_flags &= ~VWF_GRAPHICS; 2055 break; 2056 case KD_GRAPHICS: 2057 vw->vw_flags |= VWF_GRAPHICS; 2058 break; 2059 } 2060 return (0); 2061 case KDENABIO: /* allow io operations */ 2062 error = priv_check(td, PRIV_IO); 2063 if (error != 0) 2064 return (error); 2065 error = securelevel_gt(td->td_ucred, 0); 2066 if (error != 0) 2067 return (error); 2068 #if defined(__i386__) 2069 td->td_frame->tf_eflags |= PSL_IOPL; 2070 #elif defined(__amd64__) 2071 td->td_frame->tf_rflags |= PSL_IOPL; 2072 #endif 2073 return (0); 2074 case KDDISABIO: /* disallow io operations (default) */ 2075 #if defined(__i386__) 2076 td->td_frame->tf_eflags &= ~PSL_IOPL; 2077 #elif defined(__amd64__) 2078 td->td_frame->tf_rflags &= ~PSL_IOPL; 2079 #endif 2080 return (0); 2081 case KDMKTONE: /* sound the bell */ 2082 vtterm_beep(tm, *(u_int *)data); 2083 return (0); 2084 case KIOCSOUND: /* make tone (*data) hz */ 2085 /* TODO */ 2086 return (0); 2087 case CONS_SETKBD: /* set the new keyboard */ 2088 mtx_lock(&Giant); 2089 error = 0; 2090 if (vd->vd_keyboard != *(int *)data) { 2091 kbd = kbd_get_keyboard(*(int *)data); 2092 if (kbd == NULL) { 2093 mtx_unlock(&Giant); 2094 return (EINVAL); 2095 } 2096 i = kbd_allocate(kbd->kb_name, kbd->kb_unit, 2097 (void *)vd, vt_kbdevent, vd); 2098 if (i >= 0) { 2099 if (vd->vd_keyboard != -1) { 2100 kbd_release(kbd, (void *)vd); 2101 } 2102 kbd = kbd_get_keyboard(i); 2103 vd->vd_keyboard = i; 2104 2105 (void)kbdd_ioctl(kbd, KDSKBMODE, 2106 (caddr_t)&vd->vd_curwindow->vw_kbdmode); 2107 } else { 2108 error = EPERM; /* XXX */ 2109 } 2110 } 2111 mtx_unlock(&Giant); 2112 return (error); 2113 case CONS_RELKBD: /* release the current keyboard */ 2114 mtx_lock(&Giant); 2115 error = 0; 2116 if (vd->vd_keyboard != -1) { 2117 kbd = kbd_get_keyboard(vd->vd_keyboard); 2118 if (kbd == NULL) { 2119 mtx_unlock(&Giant); 2120 return (EINVAL); 2121 } 2122 error = kbd_release(kbd, (void *)vd); 2123 if (error == 0) { 2124 vd->vd_keyboard = -1; 2125 } 2126 } 2127 mtx_unlock(&Giant); 2128 return (error); 2129 case VT_ACTIVATE: { 2130 int win; 2131 win = *(int *)data - 1; 2132 DPRINTF(5, "%s%d: VT_ACTIVATE ttyv%d ", SC_DRIVER_NAME, 2133 VT_UNIT(vw), win); 2134 if ((win > VT_MAXWINDOWS) || (win < 0)) 2135 return (EINVAL); 2136 return (vt_proc_window_switch(vd->vd_windows[win])); 2137 } 2138 case VT_GETACTIVE: 2139 *(int *)data = vd->vd_curwindow->vw_number + 1; 2140 return (0); 2141 case VT_GETINDEX: 2142 *(int *)data = vw->vw_number + 1; 2143 return (0); 2144 case VT_LOCKSWITCH: 2145 /* TODO: Check current state, switching can be in progress. */ 2146 if ((*(int *)data) == 0x01) 2147 vw->vw_flags |= VWF_VTYLOCK; 2148 else if ((*(int *)data) == 0x02) 2149 vw->vw_flags &= ~VWF_VTYLOCK; 2150 else 2151 return (EINVAL); 2152 return (0); 2153 case VT_OPENQRY: 2154 VT_LOCK(vd); 2155 for (i = 0; i < VT_MAXWINDOWS; i++) { 2156 vw = vd->vd_windows[i]; 2157 if (vw == NULL) 2158 continue; 2159 if (!(vw->vw_flags & VWF_OPENED)) { 2160 *(int *)data = vw->vw_number + 1; 2161 VT_UNLOCK(vd); 2162 return (0); 2163 } 2164 } 2165 VT_UNLOCK(vd); 2166 return (EINVAL); 2167 case VT_WAITACTIVE: 2168 error = 0; 2169 2170 i = *(unsigned int *)data; 2171 if (i > VT_MAXWINDOWS) 2172 return (EINVAL); 2173 if (i != 0) 2174 vw = vd->vd_windows[i - 1]; 2175 2176 VT_LOCK(vd); 2177 while (vd->vd_curwindow != vw && error == 0) 2178 error = cv_wait_sig(&vd->vd_winswitch, &vd->vd_lock); 2179 VT_UNLOCK(vd); 2180 return (error); 2181 case VT_SETMODE: { /* set screen switcher mode */ 2182 struct vt_mode *mode; 2183 struct proc *p1; 2184 2185 mode = (struct vt_mode *)data; 2186 DPRINTF(5, "%s%d: VT_SETMODE ", SC_DRIVER_NAME, VT_UNIT(vw)); 2187 if (vw->vw_smode.mode == VT_PROCESS) { 2188 p1 = pfind(vw->vw_pid); 2189 if (vw->vw_proc == p1 && vw->vw_proc != td->td_proc) { 2190 if (p1) 2191 PROC_UNLOCK(p1); 2192 DPRINTF(5, "error EPERM\n"); 2193 return (EPERM); 2194 } 2195 if (p1) 2196 PROC_UNLOCK(p1); 2197 } 2198 if (mode->mode == VT_AUTO) { 2199 vw->vw_smode.mode = VT_AUTO; 2200 vw->vw_proc = NULL; 2201 vw->vw_pid = 0; 2202 DPRINTF(5, "VT_AUTO, "); 2203 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW]) 2204 cnavailable(vw->vw_terminal->consdev, TRUE); 2205 /* were we in the middle of the vty switching process? */ 2206 if (finish_vt_rel(vw, TRUE, &s) == 0) 2207 DPRINTF(5, "reset WAIT_REL, "); 2208 if (finish_vt_acq(vw) == 0) 2209 DPRINTF(5, "reset WAIT_ACQ, "); 2210 return (0); 2211 } else if (mode->mode == VT_PROCESS) { 2212 if (!ISSIGVALID(mode->relsig) || 2213 !ISSIGVALID(mode->acqsig) || 2214 !ISSIGVALID(mode->frsig)) { 2215 DPRINTF(5, "error EINVAL\n"); 2216 return (EINVAL); 2217 } 2218 DPRINTF(5, "VT_PROCESS %d, ", td->td_proc->p_pid); 2219 bcopy(data, &vw->vw_smode, sizeof(struct vt_mode)); 2220 vw->vw_proc = td->td_proc; 2221 vw->vw_pid = vw->vw_proc->p_pid; 2222 if (vw == vw->vw_device->vd_windows[VT_CONSWINDOW]) 2223 cnavailable(vw->vw_terminal->consdev, FALSE); 2224 } else { 2225 DPRINTF(5, "VT_SETMODE failed, unknown mode %d\n", 2226 mode->mode); 2227 return (EINVAL); 2228 } 2229 DPRINTF(5, "\n"); 2230 return (0); 2231 } 2232 case VT_GETMODE: /* get screen switcher mode */ 2233 bcopy(&vw->vw_smode, data, sizeof(struct vt_mode)); 2234 return (0); 2235 2236 case VT_RELDISP: /* screen switcher ioctl */ 2237 /* 2238 * This must be the current vty which is in the VT_PROCESS 2239 * switching mode... 2240 */ 2241 if ((vw != vd->vd_curwindow) || (vw->vw_smode.mode != 2242 VT_PROCESS)) { 2243 return (EINVAL); 2244 } 2245 /* ...and this process is controlling it. */ 2246 if (vw->vw_proc != td->td_proc) { 2247 return (EPERM); 2248 } 2249 error = EINVAL; 2250 switch(*(int *)data) { 2251 case VT_FALSE: /* user refuses to release screen, abort */ 2252 if ((error = finish_vt_rel(vw, FALSE, &s)) == 0) 2253 DPRINTF(5, "%s%d: VT_RELDISP: VT_FALSE\n", 2254 SC_DRIVER_NAME, VT_UNIT(vw)); 2255 break; 2256 case VT_TRUE: /* user has released screen, go on */ 2257 /* finish_vt_rel(..., TRUE, ...) should not be locked */ 2258 if (vw->vw_flags & VWF_SWWAIT_REL) { 2259 if ((error = finish_vt_rel(vw, TRUE, &s)) == 0) 2260 DPRINTF(5, "%s%d: VT_RELDISP: VT_TRUE\n", 2261 SC_DRIVER_NAME, VT_UNIT(vw)); 2262 } else { 2263 error = EINVAL; 2264 } 2265 return (error); 2266 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 2267 if ((error = finish_vt_acq(vw)) == 0) 2268 DPRINTF(5, "%s%d: VT_RELDISP: VT_ACKACQ\n", 2269 SC_DRIVER_NAME, VT_UNIT(vw)); 2270 break; 2271 default: 2272 break; 2273 } 2274 return (error); 2275 } 2276 2277 return (ENOIOCTL); 2278 } 2279 2280 static struct vt_window * 2281 vt_allocate_window(struct vt_device *vd, unsigned int window) 2282 { 2283 struct vt_window *vw; 2284 struct terminal *tm; 2285 term_pos_t size; 2286 struct winsize wsz; 2287 2288 vw = malloc(sizeof *vw, M_VT, M_WAITOK|M_ZERO); 2289 vw->vw_device = vd; 2290 vw->vw_number = window; 2291 vw->vw_kbdmode = K_XLATE; 2292 2293 if ((vd->vd_flags & VDF_TEXTMODE) == 0) { 2294 vw->vw_font = vtfont_ref(&vt_font_default); 2295 vt_compute_drawable_area(vw); 2296 } 2297 2298 vt_termsize(vd, vw->vw_font, &size); 2299 vt_winsize(vd, vw->vw_font, &wsz); 2300 vtbuf_init(&vw->vw_buf, &size); 2301 2302 tm = vw->vw_terminal = terminal_alloc(&vt_termclass, vw); 2303 terminal_set_winsize(tm, &wsz); 2304 vd->vd_windows[window] = vw; 2305 callout_init(&vw->vw_proc_dead_timer, 0); 2306 2307 return (vw); 2308 } 2309 2310 void 2311 vt_upgrade(struct vt_device *vd) 2312 { 2313 struct vt_window *vw; 2314 unsigned int i; 2315 2316 if (!vty_enabled(VTY_VT)) 2317 return; 2318 2319 for (i = 0; i < VT_MAXWINDOWS; i++) { 2320 vw = vd->vd_windows[i]; 2321 if (vw == NULL) { 2322 /* New window. */ 2323 vw = vt_allocate_window(vd, i); 2324 } 2325 if (!(vw->vw_flags & VWF_READY)) { 2326 callout_init(&vw->vw_proc_dead_timer, 0); 2327 terminal_maketty(vw->vw_terminal, "v%r", VT_UNIT(vw)); 2328 vw->vw_flags |= VWF_READY; 2329 if (vw->vw_flags & VWF_CONSOLE) { 2330 /* For existing console window. */ 2331 EVENTHANDLER_REGISTER(shutdown_pre_sync, 2332 vt_window_switch, vw, SHUTDOWN_PRI_DEFAULT); 2333 } 2334 } 2335 2336 } 2337 VT_LOCK(vd); 2338 if (vd->vd_curwindow == NULL) 2339 vd->vd_curwindow = vd->vd_windows[VT_CONSWINDOW]; 2340 2341 if (!(vd->vd_flags & VDF_ASYNC)) { 2342 /* Attach keyboard. */ 2343 vt_allocate_keyboard(vd); 2344 2345 /* Init 25 Hz timer. */ 2346 callout_init_mtx(&vd->vd_timer, &vd->vd_lock, 0); 2347 2348 /* Start timer when everything ready. */ 2349 vd->vd_flags |= VDF_ASYNC; 2350 callout_reset(&vd->vd_timer, hz / VT_TIMERFREQ, vt_timer, vd); 2351 vd->vd_timer_armed = 1; 2352 } 2353 2354 VT_UNLOCK(vd); 2355 2356 /* Refill settings with new sizes. */ 2357 vt_resize(vd); 2358 } 2359 2360 static void 2361 vt_resize(struct vt_device *vd) 2362 { 2363 struct vt_window *vw; 2364 int i; 2365 2366 for (i = 0; i < VT_MAXWINDOWS; i++) { 2367 vw = vd->vd_windows[i]; 2368 VT_LOCK(vd); 2369 /* Assign default font to window, if not textmode. */ 2370 if (!(vd->vd_flags & VDF_TEXTMODE) && vw->vw_font == NULL) 2371 vw->vw_font = vtfont_ref(&vt_font_default); 2372 VT_UNLOCK(vd); 2373 2374 /* Resize terminal windows */ 2375 while (vt_change_font(vw, vw->vw_font) == EBUSY) { 2376 DPRINTF(100, "%s: vt_change_font() is busy, " 2377 "window %d\n", __func__, i); 2378 } 2379 } 2380 } 2381 2382 void 2383 vt_allocate(struct vt_driver *drv, void *softc) 2384 { 2385 struct vt_device *vd; 2386 2387 if (!vty_enabled(VTY_VT)) 2388 return; 2389 2390 if (main_vd->vd_driver == NULL) { 2391 main_vd->vd_driver = drv; 2392 printf("VT: initialize with new VT driver \"%s\".\n", 2393 drv->vd_name); 2394 } else { 2395 /* 2396 * Check if have rights to replace current driver. For example: 2397 * it is bad idea to replace KMS driver with generic VGA one. 2398 */ 2399 if (drv->vd_priority <= main_vd->vd_driver->vd_priority) { 2400 printf("VT: Driver priority %d too low. Current %d\n ", 2401 drv->vd_priority, main_vd->vd_driver->vd_priority); 2402 return; 2403 } 2404 printf("VT: Replacing driver \"%s\" with new \"%s\".\n", 2405 main_vd->vd_driver->vd_name, drv->vd_name); 2406 } 2407 vd = main_vd; 2408 2409 if (vd->vd_flags & VDF_ASYNC) { 2410 /* Stop vt_flush periodic task. */ 2411 vt_suspend_flush_timer(vd); 2412 /* 2413 * Mute current terminal until we done. vt_change_font (called 2414 * from vt_resize) will unmute it. 2415 */ 2416 terminal_mute(vd->vd_curwindow->vw_terminal, 1); 2417 } 2418 2419 /* 2420 * Reset VDF_TEXTMODE flag, driver who require that flag (vt_vga) will 2421 * set it. 2422 */ 2423 VT_LOCK(vd); 2424 vd->vd_flags &= ~VDF_TEXTMODE; 2425 2426 vd->vd_driver = drv; 2427 vd->vd_softc = softc; 2428 vd->vd_driver->vd_init(vd); 2429 VT_UNLOCK(vd); 2430 2431 /* Update windows sizes and initialize last items. */ 2432 vt_upgrade(vd); 2433 2434 #ifdef DEV_SPLASH 2435 if (vd->vd_flags & VDF_SPLASH) 2436 vtterm_splash(vd); 2437 #endif 2438 2439 if (vd->vd_flags & VDF_ASYNC) { 2440 /* Allow to put chars now. */ 2441 terminal_mute(vd->vd_curwindow->vw_terminal, 0); 2442 /* Rerun timer for screen updates. */ 2443 vt_resume_flush_timer(vd, 0); 2444 } 2445 2446 /* 2447 * Register as console. If it already registered, cnadd() will ignore 2448 * it. 2449 */ 2450 termcn_cnregister(vd->vd_windows[VT_CONSWINDOW]->vw_terminal); 2451 } 2452 2453 void 2454 vt_suspend() 2455 { 2456 2457 if (vt_suspendswitch == 0) 2458 return; 2459 /* Save current window. */ 2460 main_vd->vd_savedwindow = main_vd->vd_curwindow; 2461 /* Ask holding process to free window and switch to console window */ 2462 vt_proc_window_switch(main_vd->vd_windows[VT_CONSWINDOW]); 2463 } 2464 2465 void 2466 vt_resume() 2467 { 2468 2469 if (vt_suspendswitch == 0) 2470 return; 2471 /* Switch back to saved window */ 2472 if (main_vd->vd_savedwindow != NULL) 2473 vt_proc_window_switch(main_vd->vd_savedwindow); 2474 main_vd->vd_savedwindow = NULL; 2475 } 2476