syscons.c revision 330893
1239281Sgonzo/*- 2239281Sgonzo * Copyright (c) 1992-1998 S��ren Schmidt 3239281Sgonzo * All rights reserved. 4239281Sgonzo * 5239281Sgonzo * This code is derived from software contributed to The DragonFly Project 6239281Sgonzo * by Sascha Wildner <saw@online.de> 7239281Sgonzo * 8239281Sgonzo * Redistribution and use in source and binary forms, with or without 9239281Sgonzo * modification, are permitted provided that the following conditions 10239281Sgonzo * are met: 11239281Sgonzo * 1. Redistributions of source code must retain the above copyright 12239281Sgonzo * notice, this list of conditions and the following disclaimer, 13239281Sgonzo * without modification, immediately at the beginning of the file. 14239281Sgonzo * 2. Redistributions in binary form must reproduce the above copyright 15239281Sgonzo * notice, this list of conditions and the following disclaimer in the 16239281Sgonzo * documentation and/or other materials provided with the distribution. 17239281Sgonzo * 3. The name of the author may not be used to endorse or promote products 18239281Sgonzo * derived from this software without specific prior written permission. 19239281Sgonzo * 20239281Sgonzo * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21239281Sgonzo * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22239281Sgonzo * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23239281Sgonzo * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24239281Sgonzo * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25239281Sgonzo * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26239281Sgonzo * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27239281Sgonzo * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28239281Sgonzo * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29239281Sgonzo * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30239281Sgonzo */ 31239281Sgonzo 32239281Sgonzo#include <sys/cdefs.h> 33239281Sgonzo__FBSDID("$FreeBSD: stable/11/sys/dev/syscons/syscons.c 330893 2018-03-14 02:56:43Z eadler $"); 34239281Sgonzo 35239281Sgonzo#include "opt_compat.h" 36239281Sgonzo#include "opt_syscons.h" 37239281Sgonzo#include "opt_splash.h" 38239281Sgonzo#include "opt_ddb.h" 39239281Sgonzo 40239281Sgonzo#include <sys/param.h> 41239281Sgonzo#include <sys/systm.h> 42239281Sgonzo#include <sys/bus.h> 43239281Sgonzo#include <sys/conf.h> 44239281Sgonzo#include <sys/cons.h> 45239281Sgonzo#include <sys/consio.h> 46239281Sgonzo#include <sys/kdb.h> 47239281Sgonzo#include <sys/eventhandler.h> 48239281Sgonzo#include <sys/fbio.h> 49239281Sgonzo#include <sys/kbio.h> 50239281Sgonzo#include <sys/kernel.h> 51239281Sgonzo#include <sys/lock.h> 52239281Sgonzo#include <sys/malloc.h> 53239281Sgonzo#include <sys/mutex.h> 54239281Sgonzo#include <sys/priv.h> 55239281Sgonzo#include <sys/proc.h> 56239281Sgonzo#include <sys/random.h> 57239281Sgonzo#include <sys/reboot.h> 58239281Sgonzo#include <sys/serial.h> 59239281Sgonzo#include <sys/signalvar.h> 60239281Sgonzo#include <sys/sysctl.h> 61239281Sgonzo#include <sys/tty.h> 62239281Sgonzo#include <sys/power.h> 63239281Sgonzo 64239281Sgonzo#include <machine/clock.h> 65239281Sgonzo#if defined(__arm__) || defined(__mips__) || \ 66239281Sgonzo defined(__powerpc__) || defined(__sparc64__) 67239281Sgonzo#include <machine/sc_machdep.h> 68239281Sgonzo#else 69239281Sgonzo#include <machine/pc/display.h> 70239281Sgonzo#endif 71239281Sgonzo#if defined( __i386__) || defined(__amd64__) 72239281Sgonzo#include <machine/psl.h> 73239281Sgonzo#include <machine/frame.h> 74239281Sgonzo#endif 75239281Sgonzo#include <machine/stdarg.h> 76239281Sgonzo 77239281Sgonzo#include <dev/kbd/kbdreg.h> 78239281Sgonzo#include <dev/fb/fbreg.h> 79239281Sgonzo#include <dev/fb/splashreg.h> 80239281Sgonzo#include <dev/syscons/syscons.h> 81239281Sgonzo 82239281Sgonzostruct sc_cnstate; /* not used yet */ 83239281Sgonzo 84239281Sgonzo#define COLD 0 85239281Sgonzo#define WARM 1 86239281Sgonzo 87239281Sgonzo#define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ 88239281Sgonzo#define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ 89239281Sgonzo 90239281Sgonzo#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ 91239281Sgonzo 92239281Sgonzo/* NULL-safe version of "tty_opened()" */ 93239281Sgonzo#define tty_opened_ns(tp) ((tp) != NULL && tty_opened(tp)) 94239281Sgonzo 95239281Sgonzotypedef struct default_attr { 96239281Sgonzo int std_color; /* normal hardware color */ 97239281Sgonzo int rev_color; /* reverse hardware color */ 98239281Sgonzo} default_attr; 99239281Sgonzo 100239281Sgonzostatic default_attr user_default = { 101239281Sgonzo SC_NORM_ATTR, 102239281Sgonzo SC_NORM_REV_ATTR, 103239281Sgonzo}; 104239281Sgonzo 105239281Sgonzostatic int sc_console_unit = -1; 106239281Sgonzostatic int sc_saver_keyb_only = 1; 107239281Sgonzostatic scr_stat *sc_console; 108246850Sgonzostatic struct consdev *sc_consptr; 109239281Sgonzostatic scr_stat main_console; 110239281Sgonzostatic struct tty *main_devs[MAXCONS]; 111239281Sgonzo 112239281Sgonzostatic char init_done = COLD; 113239281Sgonzostatic int shutdown_in_progress = FALSE; 114239281Sgonzostatic int suspend_in_progress = FALSE; 115239281Sgonzostatic char sc_malloc = FALSE; 116239281Sgonzo 117239281Sgonzostatic int saver_mode = CONS_NO_SAVER; /* LKM/user saver */ 118239281Sgonzostatic int run_scrn_saver = FALSE; /* should run the saver? */ 119239281Sgonzostatic int enable_bell = TRUE; /* enable beeper */ 120239281Sgonzo 121295123Smmel#ifndef SC_DISABLE_REBOOT 122239281Sgonzostatic int enable_reboot = TRUE; /* enable keyboard reboot */ 123239281Sgonzo#endif 124239281Sgonzo 125239281Sgonzo#ifndef SC_DISABLE_KDBKEY 126239281Sgonzostatic int enable_kdbkey = TRUE; /* enable keyboard debug */ 127245137Sgonzo#endif 128245137Sgonzo 129239281Sgonzostatic long scrn_blank_time = 0; /* screen saver timeout value */ 130245137Sgonzo#ifdef DEV_SPLASH 131245137Sgonzostatic int scrn_blanked; /* # of blanked screen */ 132245137Sgonzostatic int sticky_splash = FALSE; 133245137Sgonzo 134245137Sgonzostatic void none_saver(sc_softc_t *sc, int blank) { } 135245137Sgonzostatic void (*current_saver)(sc_softc_t *, int) = none_saver; 136245137Sgonzo#endif 137245137Sgonzo 138239281Sgonzo#ifdef SC_NO_SUSPEND_VTYSWITCH 139245137Sgonzostatic int sc_no_suspend_vtswitch = 1; 140239281Sgonzo#else 141245137Sgonzostatic int sc_no_suspend_vtswitch = 0; 142245137Sgonzo#endif 143239281Sgonzostatic int sc_susp_scr; 144245137Sgonzo 145245137Sgonzostatic SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD, 0, "syscons"); 146239281Sgonzostatic SYSCTL_NODE(_hw_syscons, OID_AUTO, saver, CTLFLAG_RD, 0, "saver"); 147245137SgonzoSYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW, 148245137Sgonzo &sc_saver_keyb_only, 0, "screen saver interrupted by input only"); 149239281SgonzoSYSCTL_INT(_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 150245137Sgonzo 0, "enable bell"); 151245137Sgonzo#ifndef SC_DISABLE_REBOOT 152245137SgonzoSYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW|CTLFLAG_SECURE, &enable_reboot, 153245137Sgonzo 0, "enable keyboard reboot"); 154245137Sgonzo#endif 155239281Sgonzo#ifndef SC_DISABLE_KDBKEY 156245137SgonzoSYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW|CTLFLAG_SECURE, &enable_kdbkey, 157245137Sgonzo 0, "enable keyboard debug"); 158245137Sgonzo#endif 159245137SgonzoSYSCTL_INT(_hw_syscons, OID_AUTO, sc_no_suspend_vtswitch, CTLFLAG_RWTUN, 160245137Sgonzo &sc_no_suspend_vtswitch, 0, "Disable VT switch before suspend."); 161245137Sgonzo#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 162245137Sgonzo#include "font.h" 163245137Sgonzo#endif 164245137Sgonzo 165245137Sgonzo tsw_ioctl_t *sc_user_ioctl; 166245137Sgonzo 167245137Sgonzostatic bios_values_t bios_value; 168245137Sgonzo 169245137Sgonzostatic int enable_panic_key; 170245137SgonzoSYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key, 171245137Sgonzo 0, "Enable panic via keypress specified in kbdmap(5)"); 172245137Sgonzo 173245137Sgonzo#define SC_CONSOLECTL 255 174245137Sgonzo 175245137Sgonzo#define VTY_WCHAN(sc, vty) (&SC_DEV(sc, vty)) 176245137Sgonzo 177245137Sgonzo/* prototypes */ 178245137Sgonzostatic int sc_allocate_keyboard(sc_softc_t *sc, int unit); 179245137Sgonzostatic int scvidprobe(int unit, int flags, int cons); 180245137Sgonzostatic int sckbdprobe(int unit, int flags, int cons); 181245137Sgonzostatic void scmeminit(void *arg); 182239281Sgonzostatic int scdevtounit(struct tty *tp); 183239281Sgonzostatic kbd_callback_func_t sckbdevent; 184245137Sgonzostatic void scinit(int unit, int flags); 185239281Sgonzostatic scr_stat *sc_get_stat(struct tty *tp); 186239281Sgonzostatic void scterm(int unit, int flags); 187245137Sgonzostatic void scshutdown(void *, int); 188245137Sgonzostatic void scsuspend(void *); 189245137Sgonzostatic void scresume(void *); 190245137Sgonzostatic u_int scgetc(sc_softc_t *sc, u_int flags, struct sc_cnstate *sp); 191245137Sgonzostatic void sc_puts(scr_stat *scp, u_char *buf, int len, int kernel); 192245137Sgonzo#define SCGETC_CN 1 193245137Sgonzo#define SCGETC_NONBLOCK 2 194245137Sgonzostatic void sccnupdate(scr_stat *scp); 195245137Sgonzostatic scr_stat *alloc_scp(sc_softc_t *sc, int vty); 196239281Sgonzostatic void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); 197239281Sgonzostatic timeout_t scrn_timer; 198239281Sgonzostatic int and_region(int *s1, int *e1, int s2, int e2); 199239281Sgonzostatic void scrn_update(scr_stat *scp, int show_cursor); 200239281Sgonzo 201239281Sgonzo#ifdef DEV_SPLASH 202239281Sgonzostatic int scsplash_callback(int event, void *arg); 203239281Sgonzostatic void scsplash_saver(sc_softc_t *sc, int show); 204239281Sgonzostatic int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 205239281Sgonzostatic int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); 206239281Sgonzostatic int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); 207239281Sgonzostatic int restore_scrn_saver_mode(scr_stat *scp, int changemode); 208239281Sgonzostatic void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); 209239281Sgonzostatic int wait_scrn_saver_stop(sc_softc_t *sc); 210239281Sgonzo#define scsplash_stick(stick) (sticky_splash = (stick)) 211239281Sgonzo#else /* !DEV_SPLASH */ 212239281Sgonzo#define scsplash_stick(stick) 213239281Sgonzo#endif /* DEV_SPLASH */ 214239281Sgonzo 215239281Sgonzostatic int do_switch_scr(sc_softc_t *sc, int s); 216239281Sgonzostatic int vt_proc_alive(scr_stat *scp); 217239281Sgonzostatic int signal_vt_rel(scr_stat *scp); 218239281Sgonzostatic int signal_vt_acq(scr_stat *scp); 219239281Sgonzostatic int finish_vt_rel(scr_stat *scp, int release, int *s); 220239281Sgonzostatic int finish_vt_acq(scr_stat *scp); 221239281Sgonzostatic void exchange_scr(sc_softc_t *sc); 222239281Sgonzostatic void update_cursor_image(scr_stat *scp); 223239281Sgonzostatic void change_cursor_shape(scr_stat *scp, int flags, int base, int height); 224239281Sgonzostatic void update_font(scr_stat *); 225239281Sgonzostatic int save_kbd_state(scr_stat *scp); 226239281Sgonzostatic int update_kbd_state(scr_stat *scp, int state, int mask); 227239281Sgonzostatic int update_kbd_leds(scr_stat *scp, int which); 228239281Sgonzostatic timeout_t blink_screen; 229239281Sgonzostatic struct tty *sc_alloc_tty(int, int); 230239281Sgonzo 231239281Sgonzostatic cn_probe_t sc_cnprobe; 232239281Sgonzostatic cn_init_t sc_cninit; 233239281Sgonzostatic cn_term_t sc_cnterm; 234239281Sgonzostatic cn_getc_t sc_cngetc; 235239281Sgonzostatic cn_putc_t sc_cnputc; 236239281Sgonzostatic cn_grab_t sc_cngrab; 237239281Sgonzostatic cn_ungrab_t sc_cnungrab; 238239281Sgonzo 239239281SgonzoCONSOLE_DRIVER(sc); 240239281Sgonzo 241239281Sgonzostatic tsw_open_t sctty_open; 242239281Sgonzostatic tsw_close_t sctty_close; 243239281Sgonzostatic tsw_outwakeup_t sctty_outwakeup; 244239281Sgonzostatic tsw_ioctl_t sctty_ioctl; 245239281Sgonzostatic tsw_mmap_t sctty_mmap; 246239281Sgonzo 247239281Sgonzostatic struct ttydevsw sc_ttydevsw = { 248239281Sgonzo .tsw_open = sctty_open, 249239281Sgonzo .tsw_close = sctty_close, 250239281Sgonzo .tsw_outwakeup = sctty_outwakeup, 251239281Sgonzo .tsw_ioctl = sctty_ioctl, 252239281Sgonzo .tsw_mmap = sctty_mmap, 253239281Sgonzo}; 254239281Sgonzo 255239281Sgonzostatic d_ioctl_t consolectl_ioctl; 256239281Sgonzostatic d_close_t consolectl_close; 257239281Sgonzo 258239281Sgonzostatic struct cdevsw consolectl_devsw = { 259239281Sgonzo .d_version = D_VERSION, 260239281Sgonzo .d_flags = D_NEEDGIANT | D_TRACKCLOSE, 261239281Sgonzo .d_ioctl = consolectl_ioctl, 262239281Sgonzo .d_close = consolectl_close, 263239281Sgonzo .d_name = "consolectl", 264}; 265 266int 267sc_probe_unit(int unit, int flags) 268{ 269 if (!vty_enabled(VTY_SC)) 270 return ENXIO; 271 if (!scvidprobe(unit, flags, FALSE)) { 272 if (bootverbose) 273 printf("%s%d: no video adapter found.\n", SC_DRIVER_NAME, unit); 274 return ENXIO; 275 } 276 277 /* syscons will be attached even when there is no keyboard */ 278 sckbdprobe(unit, flags, FALSE); 279 280 return 0; 281} 282 283/* probe video adapters, return TRUE if found */ 284static int 285scvidprobe(int unit, int flags, int cons) 286{ 287 /* 288 * Access the video adapter driver through the back door! 289 * Video adapter drivers need to be configured before syscons. 290 * However, when syscons is being probed as the low-level console, 291 * they have not been initialized yet. We force them to initialize 292 * themselves here. XXX 293 */ 294 vid_configure(cons ? VIO_PROBE_ONLY : 0); 295 296 return (vid_find_adapter("*", unit) >= 0); 297} 298 299/* probe the keyboard, return TRUE if found */ 300static int 301sckbdprobe(int unit, int flags, int cons) 302{ 303 /* access the keyboard driver through the backdoor! */ 304 kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); 305 306 return (kbd_find_keyboard("*", unit) >= 0); 307} 308 309static char 310*adapter_name(video_adapter_t *adp) 311{ 312 static struct { 313 int type; 314 char *name[2]; 315 } names[] = { 316 { KD_MONO, { "MDA", "MDA" } }, 317 { KD_HERCULES, { "Hercules", "Hercules" } }, 318 { KD_CGA, { "CGA", "CGA" } }, 319 { KD_EGA, { "EGA", "EGA (mono)" } }, 320 { KD_VGA, { "VGA", "VGA (mono)" } }, 321 { KD_PC98, { "PC-98x1", "PC-98x1" } }, 322 { KD_TGA, { "TGA", "TGA" } }, 323 { -1, { "Unknown", "Unknown" } }, 324 }; 325 int i; 326 327 for (i = 0; names[i].type != -1; ++i) 328 if (names[i].type == adp->va_type) 329 break; 330 return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; 331} 332 333static void 334sctty_outwakeup(struct tty *tp) 335{ 336 size_t len; 337 u_char buf[PCBURST]; 338 scr_stat *scp = sc_get_stat(tp); 339 340 if (scp->status & SLKED || 341 (scp == scp->sc->cur_scp && scp->sc->blink_in_progress)) 342 return; 343 344 for (;;) { 345 len = ttydisc_getc(tp, buf, sizeof buf); 346 if (len == 0) 347 break; 348 sc_puts(scp, buf, len, 0); 349 } 350} 351 352static struct tty * 353sc_alloc_tty(int index, int devnum) 354{ 355 struct sc_ttysoftc *stc; 356 struct tty *tp; 357 358 /* Allocate TTY object and softc to store unit number. */ 359 stc = malloc(sizeof(struct sc_ttysoftc), M_DEVBUF, M_WAITOK); 360 stc->st_index = index; 361 stc->st_stat = NULL; 362 tp = tty_alloc_mutex(&sc_ttydevsw, stc, &Giant); 363 364 /* Create device node. */ 365 tty_makedev(tp, NULL, "v%r", devnum); 366 367 return (tp); 368} 369 370#ifdef SC_PIXEL_MODE 371static void 372sc_set_vesa_mode(scr_stat *scp, sc_softc_t *sc, int unit) 373{ 374 video_info_t info; 375 u_char *font; 376 int depth; 377 int fontsize; 378 int i; 379 int vmode; 380 381 vmode = 0; 382 (void)resource_int_value("sc", unit, "vesa_mode", &vmode); 383 if (vmode < M_VESA_BASE || vmode > M_VESA_MODE_MAX || 384 vidd_get_info(sc->adp, vmode, &info) != 0 || 385 !sc_support_pixel_mode(&info)) 386 vmode = 0; 387 388 /* 389 * If the mode is unset or unsupported, search for an available 390 * 800x600 graphics mode with the highest color depth. 391 */ 392 if (vmode == 0) { 393 for (depth = 0, i = M_VESA_BASE; i <= M_VESA_MODE_MAX; i++) 394 if (vidd_get_info(sc->adp, i, &info) == 0 && 395 info.vi_width == 800 && info.vi_height == 600 && 396 sc_support_pixel_mode(&info) && 397 info.vi_depth > depth) { 398 vmode = i; 399 depth = info.vi_depth; 400 } 401 if (vmode == 0) 402 return; 403 vidd_get_info(sc->adp, vmode, &info); 404 } 405 406#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) 407 fontsize = info.vi_cheight; 408#else 409 fontsize = scp->font_size; 410#endif 411 if (fontsize < 14) 412 fontsize = 8; 413 else if (fontsize >= 16) 414 fontsize = 16; 415 else 416 fontsize = 14; 417#ifndef SC_NO_FONT_LOADING 418 switch (fontsize) { 419 case 8: 420 if ((sc->fonts_loaded & FONT_8) == 0) 421 return; 422 font = sc->font_8; 423 break; 424 case 14: 425 if ((sc->fonts_loaded & FONT_14) == 0) 426 return; 427 font = sc->font_14; 428 break; 429 case 16: 430 if ((sc->fonts_loaded & FONT_16) == 0) 431 return; 432 font = sc->font_16; 433 break; 434 } 435#else 436 font = NULL; 437#endif 438#ifdef DEV_SPLASH 439 if ((sc->flags & SC_SPLASH_SCRN) != 0) 440 splash_term(sc->adp); 441#endif 442#ifndef SC_NO_HISTORY 443 if (scp->history != NULL) { 444 sc_vtb_append(&scp->vtb, 0, scp->history, 445 scp->ypos * scp->xsize + scp->xpos); 446 scp->history_pos = sc_vtb_tail(scp->history); 447 } 448#endif 449 vidd_set_mode(sc->adp, vmode); 450 scp->status |= (UNKNOWN_MODE | PIXEL_MODE | MOUSE_HIDDEN); 451 scp->status &= ~(GRAPHICS_MODE | MOUSE_VISIBLE); 452 scp->xpixel = info.vi_width; 453 scp->ypixel = info.vi_height; 454 scp->xsize = scp->xpixel / 8; 455 scp->ysize = scp->ypixel / fontsize; 456 scp->xpos = 0; 457 scp->ypos = scp->ysize - 1; 458 scp->xoff = scp->yoff = 0; 459 scp->font = font; 460 scp->font_size = fontsize; 461 scp->font_width = 8; 462 scp->start = scp->xsize * scp->ysize - 1; 463 scp->end = 0; 464 scp->cursor_pos = scp->cursor_oldpos = scp->xsize * scp->xsize; 465 scp->mode = sc->initial_mode = vmode; 466#ifndef __sparc64__ 467 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 468 (void *)sc->adp->va_window, FALSE); 469#endif 470 sc_alloc_scr_buffer(scp, FALSE, FALSE); 471 sc_init_emulator(scp, NULL); 472#ifndef SC_NO_CUTPASTE 473 sc_alloc_cut_buffer(scp, FALSE); 474#endif 475#ifndef SC_NO_HISTORY 476 sc_alloc_history_buffer(scp, 0, 0, FALSE); 477#endif 478 sc_set_border(scp, scp->border); 479 sc_set_cursor_image(scp); 480 scp->status &= ~UNKNOWN_MODE; 481#ifdef DEV_SPLASH 482 if ((sc->flags & SC_SPLASH_SCRN) != 0) 483 splash_init(sc->adp, scsplash_callback, sc); 484#endif 485} 486#endif 487 488int 489sc_attach_unit(int unit, int flags) 490{ 491 sc_softc_t *sc; 492 scr_stat *scp; 493 struct cdev *dev; 494 int vc; 495 496 if (!vty_enabled(VTY_SC)) 497 return ENXIO; 498 499 flags &= ~SC_KERNEL_CONSOLE; 500 501 if (sc_console_unit == unit) { 502 /* 503 * If this unit is being used as the system console, we need to 504 * adjust some variables and buffers before and after scinit(). 505 */ 506 /* assert(sc_console != NULL) */ 507 flags |= SC_KERNEL_CONSOLE; 508 scmeminit(NULL); 509 } 510 scinit(unit, flags); 511 512 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 513 sc->config = flags; 514 callout_init(&sc->ctimeout, 0); 515 callout_init(&sc->cblink, 0); 516 scp = sc_get_stat(sc->dev[0]); 517 if (sc_console == NULL) /* sc_console_unit < 0 */ 518 sc_console = scp; 519 520#ifdef SC_PIXEL_MODE 521 if ((sc->config & SC_VESAMODE) != 0) 522 sc_set_vesa_mode(scp, sc, unit); 523#endif /* SC_PIXEL_MODE */ 524 525 /* initialize cursor */ 526 if (!ISGRAPHSC(scp)) 527 update_cursor_image(scp); 528 529 /* get screen update going */ 530 scrn_timer(sc); 531 532 /* set up the keyboard */ 533 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 534 update_kbd_state(scp, scp->status, LOCK_MASK); 535 536 printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", 537 SC_DRIVER_NAME, unit, adapter_name(sc->adp), sc->vtys, sc->config); 538 if (bootverbose) { 539 printf("%s%d:", SC_DRIVER_NAME, unit); 540 if (sc->adapter >= 0) 541 printf(" fb%d", sc->adapter); 542 if (sc->keyboard >= 0) 543 printf(", kbd%d", sc->keyboard); 544 if (scp->tsw) 545 printf(", terminal emulator: %s (%s)", 546 scp->tsw->te_name, scp->tsw->te_desc); 547 printf("\n"); 548 } 549 550 /* Register suspend/resume/shutdown callbacks for the kernel console. */ 551 if (sc_console_unit == unit) { 552 EVENTHANDLER_REGISTER(power_suspend_early, scsuspend, NULL, 553 EVENTHANDLER_PRI_ANY); 554 EVENTHANDLER_REGISTER(power_resume, scresume, NULL, 555 EVENTHANDLER_PRI_ANY); 556 EVENTHANDLER_REGISTER(shutdown_pre_sync, scshutdown, NULL, 557 SHUTDOWN_PRI_DEFAULT); 558 } 559 560 for (vc = 0; vc < sc->vtys; vc++) { 561 if (sc->dev[vc] == NULL) { 562 sc->dev[vc] = sc_alloc_tty(vc, vc + unit * MAXCONS); 563 if (vc == 0 && sc->dev == main_devs) 564 SC_STAT(sc->dev[0]) = &main_console; 565 } 566 /* 567 * The first vty already has struct tty and scr_stat initialized 568 * in scinit(). The other vtys will have these structs when 569 * first opened. 570 */ 571 } 572 573 dev = make_dev(&consolectl_devsw, 0, UID_ROOT, GID_WHEEL, 0600, 574 "consolectl"); 575 dev->si_drv1 = sc->dev[0]; 576 577 return 0; 578} 579 580static void 581scmeminit(void *arg) 582{ 583 if (!vty_enabled(VTY_SC)) 584 return; 585 if (sc_malloc) 586 return; 587 sc_malloc = TRUE; 588 589 /* 590 * As soon as malloc() becomes functional, we had better allocate 591 * various buffers for the kernel console. 592 */ 593 594 if (sc_console_unit < 0) /* sc_console == NULL */ 595 return; 596 597 /* copy the temporary buffer to the final buffer */ 598 sc_alloc_scr_buffer(sc_console, FALSE, FALSE); 599 600#ifndef SC_NO_CUTPASTE 601 sc_alloc_cut_buffer(sc_console, FALSE); 602#endif 603 604#ifndef SC_NO_HISTORY 605 /* initialize history buffer & pointers */ 606 sc_alloc_history_buffer(sc_console, 0, 0, FALSE); 607#endif 608} 609 610/* XXX */ 611SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); 612 613static int 614scdevtounit(struct tty *tp) 615{ 616 int vty = SC_VTY(tp); 617 618 if (vty == SC_CONSOLECTL) 619 return ((sc_console != NULL) ? sc_console->sc->unit : -1); 620 else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) 621 return -1; 622 else 623 return vty/MAXCONS; 624} 625 626static int 627sctty_open(struct tty *tp) 628{ 629 int unit = scdevtounit(tp); 630 sc_softc_t *sc; 631 scr_stat *scp; 632#ifndef __sparc64__ 633 keyarg_t key; 634#endif 635 636 DPRINTF(5, ("scopen: dev:%s, unit:%d, vty:%d\n", 637 devtoname(tp->t_dev), unit, SC_VTY(tp))); 638 639 sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); 640 if (sc == NULL) 641 return ENXIO; 642 643 if (!tty_opened(tp)) { 644 /* Use the current setting of the <-- key as default VERASE. */ 645 /* If the Delete key is preferable, an stty is necessary */ 646#ifndef __sparc64__ 647 if (sc->kbd != NULL) { 648 key.keynum = KEYCODE_BS; 649 (void)kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); 650 tp->t_termios.c_cc[VERASE] = key.key.map[0]; 651 } 652#endif 653 } 654 655 scp = sc_get_stat(tp); 656 if (scp == NULL) { 657 scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp)); 658 if (ISGRAPHSC(scp)) 659 sc_set_pixel_mode(scp, NULL, 0, 0, 16, 8); 660 } 661 if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 662 tp->t_winsize.ws_col = scp->xsize; 663 tp->t_winsize.ws_row = scp->ysize; 664 } 665 666 return (0); 667} 668 669static void 670sctty_close(struct tty *tp) 671{ 672 scr_stat *scp; 673 int s; 674 675 if (SC_VTY(tp) != SC_CONSOLECTL) { 676 scp = sc_get_stat(tp); 677 /* were we in the middle of the VT switching process? */ 678 DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); 679 s = spltty(); 680 if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) 681 cnavailable(sc_consptr, TRUE); 682 if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */ 683 DPRINTF(5, ("reset WAIT_REL, ")); 684 if (finish_vt_acq(scp) == 0) /* force acknowledge */ 685 DPRINTF(5, ("reset WAIT_ACQ, ")); 686#ifdef not_yet_done 687 if (scp == &main_console) { 688 scp->pid = 0; 689 scp->proc = NULL; 690 scp->smode.mode = VT_AUTO; 691 } 692 else { 693 sc_vtb_destroy(&scp->vtb); 694#ifndef __sparc64__ 695 sc_vtb_destroy(&scp->scr); 696#endif 697 sc_free_history_buffer(scp, scp->ysize); 698 SC_STAT(tp) = NULL; 699 free(scp, M_DEVBUF); 700 } 701#else 702 scp->pid = 0; 703 scp->proc = NULL; 704 scp->smode.mode = VT_AUTO; 705#endif 706 scp->kbd_mode = K_XLATE; 707 if (scp == scp->sc->cur_scp) 708 (void)kbdd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 709 DPRINTF(5, ("done.\n")); 710 } 711} 712 713#if 0 /* XXX mpsafetty: fix screensaver. What about outwakeup? */ 714static int 715scread(struct cdev *dev, struct uio *uio, int flag) 716{ 717 if (!sc_saver_keyb_only) 718 sc_touch_scrn_saver(); 719 return ttyread(dev, uio, flag); 720} 721#endif 722 723static int 724sckbdevent(keyboard_t *thiskbd, int event, void *arg) 725{ 726 sc_softc_t *sc; 727 struct tty *cur_tty; 728 int c, error = 0; 729 size_t len; 730 const u_char *cp; 731 732 sc = (sc_softc_t *)arg; 733 /* assert(thiskbd == sc->kbd) */ 734 735 mtx_lock(&Giant); 736 737 switch (event) { 738 case KBDIO_KEYINPUT: 739 break; 740 case KBDIO_UNLOADING: 741 sc->kbd = NULL; 742 sc->keyboard = -1; 743 kbd_release(thiskbd, (void *)&sc->keyboard); 744 goto done; 745 default: 746 error = EINVAL; 747 goto done; 748 } 749 750 /* 751 * Loop while there is still input to get from the keyboard. 752 * I don't think this is nessesary, and it doesn't fix 753 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 754 */ 755 while ((c = scgetc(sc, SCGETC_NONBLOCK, NULL)) != NOKEY) { 756 757 cur_tty = SC_DEV(sc, sc->cur_scp->index); 758 if (!tty_opened_ns(cur_tty)) 759 continue; 760 761 if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty)) 762 continue; 763 764 switch (KEYFLAGS(c)) { 765 case 0x0000: /* normal key */ 766 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 767 break; 768 case FKEY: /* function key, return string */ 769 cp = (*sc->cur_scp->tsw->te_fkeystr)(sc->cur_scp, c); 770 if (cp != NULL) { 771 ttydisc_rint_simple(cur_tty, cp, strlen(cp)); 772 break; 773 } 774 cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len); 775 if (cp != NULL) 776 ttydisc_rint_simple(cur_tty, cp, len); 777 break; 778 case MKEY: /* meta is active, prepend ESC */ 779 ttydisc_rint(cur_tty, 0x1b, 0); 780 ttydisc_rint(cur_tty, KEYCHAR(c), 0); 781 break; 782 case BKEY: /* backtab fixed sequence (esc [ Z) */ 783 ttydisc_rint_simple(cur_tty, "\x1B[Z", 3); 784 break; 785 } 786 787 ttydisc_rint_done(cur_tty); 788 } 789 790 sc->cur_scp->status |= MOUSE_HIDDEN; 791 792done: 793 mtx_unlock(&Giant); 794 return (error); 795} 796 797static int 798sctty_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 799{ 800 int error; 801 int i; 802 sc_softc_t *sc; 803 scr_stat *scp; 804 int s; 805#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 806 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 807 int ival; 808#endif 809 810 /* If there is a user_ioctl function call that first */ 811 if (sc_user_ioctl) { 812 error = (*sc_user_ioctl)(tp, cmd, data, td); 813 if (error != ENOIOCTL) 814 return error; 815 } 816 817 error = sc_vid_ioctl(tp, cmd, data, td); 818 if (error != ENOIOCTL) 819 return error; 820 821#ifndef SC_NO_HISTORY 822 error = sc_hist_ioctl(tp, cmd, data, td); 823 if (error != ENOIOCTL) 824 return error; 825#endif 826 827#ifndef SC_NO_SYSMOUSE 828 error = sc_mouse_ioctl(tp, cmd, data, td); 829 if (error != ENOIOCTL) 830 return error; 831#endif 832 833 scp = sc_get_stat(tp); 834 /* assert(scp != NULL) */ 835 /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ 836 sc = scp->sc; 837 838 if (scp->tsw) { 839 error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, td); 840 if (error != ENOIOCTL) 841 return error; 842 } 843 844 switch (cmd) { /* process console hardware related ioctl's */ 845 846 case GIO_ATTR: /* get current attributes */ 847 /* this ioctl is not processed here, but in the terminal emulator */ 848 return ENOTTY; 849 850 case GIO_COLOR: /* is this a color console ? */ 851 *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; 852 return 0; 853 854 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 855 if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) 856 return EINVAL; 857 s = spltty(); 858 scrn_blank_time = *(int *)data; 859 run_scrn_saver = (scrn_blank_time != 0); 860 splx(s); 861 return 0; 862 863 case CONS_CURSORTYPE: /* set cursor type (obsolete) */ 864 s = spltty(); 865 *(int *)data &= CONS_CURSOR_ATTRS; 866 sc_change_cursor_shape(scp, *(int *)data, -1, -1); 867 splx(s); 868 return 0; 869 870 case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */ 871 if (((int *)data)[0] & CONS_LOCAL_CURSOR) { 872 ((int *)data)[0] = scp->curr_curs_attr.flags; 873 ((int *)data)[1] = scp->curr_curs_attr.base; 874 ((int *)data)[2] = scp->curr_curs_attr.height; 875 } else { 876 ((int *)data)[0] = sc->curs_attr.flags; 877 ((int *)data)[1] = sc->curs_attr.base; 878 ((int *)data)[2] = sc->curs_attr.height; 879 } 880 return 0; 881 882 case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */ 883 s = spltty(); 884 sc_change_cursor_shape(scp, ((int *)data)[0], 885 ((int *)data)[1], ((int *)data)[2]); 886 splx(s); 887 return 0; 888 889 case CONS_BELLTYPE: /* set bell type sound/visual */ 890 if ((*(int *)data) & CONS_VISUAL_BELL) 891 sc->flags |= SC_VISUAL_BELL; 892 else 893 sc->flags &= ~SC_VISUAL_BELL; 894 if ((*(int *)data) & CONS_QUIET_BELL) 895 sc->flags |= SC_QUIET_BELL; 896 else 897 sc->flags &= ~SC_QUIET_BELL; 898 return 0; 899 900 case CONS_GETINFO: /* get current (virtual) console info */ 901 { 902 vid_info_t *ptr = (vid_info_t*)data; 903 if (ptr->size == sizeof(struct vid_info)) { 904 ptr->m_num = sc->cur_scp->index; 905 ptr->font_size = scp->font_size; 906 ptr->mv_col = scp->xpos; 907 ptr->mv_row = scp->ypos; 908 ptr->mv_csz = scp->xsize; 909 ptr->mv_rsz = scp->ysize; 910 ptr->mv_hsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 911 /* 912 * The following fields are filled by the terminal emulator. XXX 913 * 914 * ptr->mv_norm.fore 915 * ptr->mv_norm.back 916 * ptr->mv_rev.fore 917 * ptr->mv_rev.back 918 */ 919 ptr->mv_grfc.fore = 0; /* not supported */ 920 ptr->mv_grfc.back = 0; /* not supported */ 921 ptr->mv_ovscan = scp->border; 922 if (scp == sc->cur_scp) 923 save_kbd_state(scp); 924 ptr->mk_keylock = scp->status & LOCK_MASK; 925 return 0; 926 } 927 return EINVAL; 928 } 929 930 case CONS_GETVERS: /* get version number */ 931 *(int*)data = 0x200; /* version 2.0 */ 932 return 0; 933 934 case CONS_IDLE: /* see if the screen has been idle */ 935 /* 936 * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, 937 * the user process may have been writing something on the 938 * screen and syscons is not aware of it. Declare the screen 939 * is NOT idle if it is in one of these modes. But there is 940 * an exception to it; if a screen saver is running in the 941 * graphics mode in the current screen, we should say that the 942 * screen has been idle. 943 */ 944 *(int *)data = (sc->flags & SC_SCRN_IDLE) 945 && (!ISGRAPHSC(sc->cur_scp) 946 || (sc->cur_scp->status & SAVER_RUNNING)); 947 return 0; 948 949 case CONS_SAVERMODE: /* set saver mode */ 950 switch(*(int *)data) { 951 case CONS_NO_SAVER: 952 case CONS_USR_SAVER: 953 /* if a LKM screen saver is running, stop it first. */ 954 scsplash_stick(FALSE); 955 saver_mode = *(int *)data; 956 s = spltty(); 957#ifdef DEV_SPLASH 958 if ((error = wait_scrn_saver_stop(NULL))) { 959 splx(s); 960 return error; 961 } 962#endif 963 run_scrn_saver = TRUE; 964 if (saver_mode == CONS_USR_SAVER) 965 scp->status |= SAVER_RUNNING; 966 else 967 scp->status &= ~SAVER_RUNNING; 968 scsplash_stick(TRUE); 969 splx(s); 970 break; 971 case CONS_LKM_SAVER: 972 s = spltty(); 973 if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) 974 scp->status &= ~SAVER_RUNNING; 975 saver_mode = *(int *)data; 976 splx(s); 977 break; 978 default: 979 return EINVAL; 980 } 981 return 0; 982 983 case CONS_SAVERSTART: /* immediately start/stop the screen saver */ 984 /* 985 * Note that this ioctl does not guarantee the screen saver 986 * actually starts or stops. It merely attempts to do so... 987 */ 988 s = spltty(); 989 run_scrn_saver = (*(int *)data != 0); 990 if (run_scrn_saver) 991 sc->scrn_time_stamp -= scrn_blank_time; 992 splx(s); 993 return 0; 994 995 case CONS_SCRSHOT: /* get a screen shot */ 996 { 997 int retval, hist_rsz; 998 size_t lsize, csize; 999 vm_offset_t frbp, hstp; 1000 unsigned lnum; 1001 scrshot_t *ptr = (scrshot_t *)data; 1002 void *outp = ptr->buf; 1003 1004 if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 || ptr->ysize < 0) 1005 return EINVAL; 1006 s = spltty(); 1007 if (ISGRAPHSC(scp)) { 1008 splx(s); 1009 return EOPNOTSUPP; 1010 } 1011 hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0; 1012 if (((u_int)ptr->x + ptr->xsize) > scp->xsize || 1013 ((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) { 1014 splx(s); 1015 return EINVAL; 1016 } 1017 1018 lsize = scp->xsize * sizeof(u_int16_t); 1019 csize = ptr->xsize * sizeof(u_int16_t); 1020 /* Pointer to the last line of framebuffer */ 1021 frbp = scp->vtb.vtb_buffer + scp->ysize * lsize + ptr->x * 1022 sizeof(u_int16_t); 1023 /* Pointer to the last line of target buffer */ 1024 outp = (char *)outp + ptr->ysize * csize; 1025 /* Pointer to the last line of history buffer */ 1026 if (scp->history != NULL) 1027 hstp = scp->history->vtb_buffer + sc_vtb_tail(scp->history) * 1028 sizeof(u_int16_t) + ptr->x * sizeof(u_int16_t); 1029 else 1030 hstp = 0; 1031 1032 retval = 0; 1033 for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) { 1034 if (lnum < scp->ysize) { 1035 frbp -= lsize; 1036 } else { 1037 hstp -= lsize; 1038 if (hstp < scp->history->vtb_buffer) 1039 hstp += scp->history->vtb_rows * lsize; 1040 frbp = hstp; 1041 } 1042 if (lnum < ptr->y) 1043 continue; 1044 outp = (char *)outp - csize; 1045 retval = copyout((void *)frbp, outp, csize); 1046 if (retval != 0) 1047 break; 1048 } 1049 splx(s); 1050 return retval; 1051 } 1052 1053 case VT_SETMODE: /* set screen switcher mode */ 1054 { 1055 struct vt_mode *mode; 1056 struct proc *p1; 1057 1058 mode = (struct vt_mode *)data; 1059 DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit)); 1060 if (scp->smode.mode == VT_PROCESS) { 1061 p1 = pfind(scp->pid); 1062 if (scp->proc == p1 && scp->proc != td->td_proc) { 1063 if (p1) 1064 PROC_UNLOCK(p1); 1065 DPRINTF(5, ("error EPERM\n")); 1066 return EPERM; 1067 } 1068 if (p1) 1069 PROC_UNLOCK(p1); 1070 } 1071 s = spltty(); 1072 if (mode->mode == VT_AUTO) { 1073 scp->smode.mode = VT_AUTO; 1074 scp->proc = NULL; 1075 scp->pid = 0; 1076 DPRINTF(5, ("VT_AUTO, ")); 1077 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 1078 cnavailable(sc_consptr, TRUE); 1079 /* were we in the middle of the vty switching process? */ 1080 if (finish_vt_rel(scp, TRUE, &s) == 0) 1081 DPRINTF(5, ("reset WAIT_REL, ")); 1082 if (finish_vt_acq(scp) == 0) 1083 DPRINTF(5, ("reset WAIT_ACQ, ")); 1084 } else { 1085 if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) 1086 || !ISSIGVALID(mode->frsig)) { 1087 splx(s); 1088 DPRINTF(5, ("error EINVAL\n")); 1089 return EINVAL; 1090 } 1091 DPRINTF(5, ("VT_PROCESS %d, ", td->td_proc->p_pid)); 1092 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 1093 scp->proc = td->td_proc; 1094 scp->pid = scp->proc->p_pid; 1095 if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) 1096 cnavailable(sc_consptr, FALSE); 1097 } 1098 splx(s); 1099 DPRINTF(5, ("\n")); 1100 return 0; 1101 } 1102 1103 case VT_GETMODE: /* get screen switcher mode */ 1104 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 1105 return 0; 1106 1107#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1108 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1109 case _IO('v', 4): 1110 ival = IOCPARM_IVAL(data); 1111 data = (caddr_t)&ival; 1112 /* FALLTHROUGH */ 1113#endif 1114 case VT_RELDISP: /* screen switcher ioctl */ 1115 s = spltty(); 1116 /* 1117 * This must be the current vty which is in the VT_PROCESS 1118 * switching mode... 1119 */ 1120 if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { 1121 splx(s); 1122 return EINVAL; 1123 } 1124 /* ...and this process is controlling it. */ 1125 if (scp->proc != td->td_proc) { 1126 splx(s); 1127 return EPERM; 1128 } 1129 error = EINVAL; 1130 switch(*(int *)data) { 1131 case VT_FALSE: /* user refuses to release screen, abort */ 1132 if ((error = finish_vt_rel(scp, FALSE, &s)) == 0) 1133 DPRINTF(5, ("%s%d: VT_FALSE\n", SC_DRIVER_NAME, sc->unit)); 1134 break; 1135 case VT_TRUE: /* user has released screen, go on */ 1136 if ((error = finish_vt_rel(scp, TRUE, &s)) == 0) 1137 DPRINTF(5, ("%s%d: VT_TRUE\n", SC_DRIVER_NAME, sc->unit)); 1138 break; 1139 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1140 if ((error = finish_vt_acq(scp)) == 0) 1141 DPRINTF(5, ("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME, sc->unit)); 1142 break; 1143 default: 1144 break; 1145 } 1146 splx(s); 1147 return error; 1148 1149 case VT_OPENQRY: /* return free virtual console */ 1150 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { 1151 tp = SC_DEV(sc, i); 1152 if (!tty_opened_ns(tp)) { 1153 *(int *)data = i + 1; 1154 return 0; 1155 } 1156 } 1157 return EINVAL; 1158 1159#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1160 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1161 case _IO('v', 5): 1162 ival = IOCPARM_IVAL(data); 1163 data = (caddr_t)&ival; 1164 /* FALLTHROUGH */ 1165#endif 1166 case VT_ACTIVATE: /* switch to screen *data */ 1167 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1168 s = spltty(); 1169 error = sc_clean_up(sc->cur_scp); 1170 splx(s); 1171 if (error) 1172 return error; 1173 error = sc_switch_scr(sc, i); 1174 return (error); 1175 1176#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1177 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1178 case _IO('v', 6): 1179 ival = IOCPARM_IVAL(data); 1180 data = (caddr_t)&ival; 1181 /* FALLTHROUGH */ 1182#endif 1183 case VT_WAITACTIVE: /* wait for switch to occur */ 1184 i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1); 1185 if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys)) 1186 return EINVAL; 1187 if (i == sc->cur_scp->index) 1188 return 0; 1189 error = tsleep(VTY_WCHAN(sc, i), (PZERO + 1) | PCATCH, "waitvt", 0); 1190 return error; 1191 1192 case VT_GETACTIVE: /* get active vty # */ 1193 *(int *)data = sc->cur_scp->index + 1; 1194 return 0; 1195 1196 case VT_GETINDEX: /* get this vty # */ 1197 *(int *)data = scp->index + 1; 1198 return 0; 1199 1200 case VT_LOCKSWITCH: /* prevent vty switching */ 1201 if ((*(int *)data) & 0x01) 1202 sc->flags |= SC_SCRN_VTYLOCK; 1203 else 1204 sc->flags &= ~SC_SCRN_VTYLOCK; 1205 return 0; 1206 1207 case KDENABIO: /* allow io operations */ 1208 error = priv_check(td, PRIV_IO); 1209 if (error != 0) 1210 return error; 1211 error = securelevel_gt(td->td_ucred, 0); 1212 if (error != 0) 1213 return error; 1214#ifdef __i386__ 1215 td->td_frame->tf_eflags |= PSL_IOPL; 1216#elif defined(__amd64__) 1217 td->td_frame->tf_rflags |= PSL_IOPL; 1218#endif 1219 return 0; 1220 1221 case KDDISABIO: /* disallow io operations (default) */ 1222#ifdef __i386__ 1223 td->td_frame->tf_eflags &= ~PSL_IOPL; 1224#elif defined(__amd64__) 1225 td->td_frame->tf_rflags &= ~PSL_IOPL; 1226#endif 1227 return 0; 1228 1229#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1230 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1231 case _IO('K', 20): 1232 ival = IOCPARM_IVAL(data); 1233 data = (caddr_t)&ival; 1234 /* FALLTHROUGH */ 1235#endif 1236 case KDSKBSTATE: /* set keyboard state (locks) */ 1237 if (*(int *)data & ~LOCK_MASK) 1238 return EINVAL; 1239 scp->status &= ~LOCK_MASK; 1240 scp->status |= *(int *)data; 1241 if (scp == sc->cur_scp) 1242 update_kbd_state(scp, scp->status, LOCK_MASK); 1243 return 0; 1244 1245 case KDGKBSTATE: /* get keyboard state (locks) */ 1246 if (scp == sc->cur_scp) 1247 save_kbd_state(scp); 1248 *(int *)data = scp->status & LOCK_MASK; 1249 return 0; 1250 1251 case KDGETREPEAT: /* get keyboard repeat & delay rates */ 1252 case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ 1253 error = kbdd_ioctl(sc->kbd, cmd, data); 1254 if (error == ENOIOCTL) 1255 error = ENODEV; 1256 return error; 1257 1258#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1259 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1260 case _IO('K', 67): 1261 ival = IOCPARM_IVAL(data); 1262 data = (caddr_t)&ival; 1263 /* FALLTHROUGH */ 1264#endif 1265 case KDSETRAD: /* set keyboard repeat & delay rates (old) */ 1266 if (*(int *)data & ~0x7f) 1267 return EINVAL; 1268 error = kbdd_ioctl(sc->kbd, KDSETRAD, data); 1269 if (error == ENOIOCTL) 1270 error = ENODEV; 1271 return error; 1272 1273#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1274 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1275 case _IO('K', 7): 1276 ival = IOCPARM_IVAL(data); 1277 data = (caddr_t)&ival; 1278 /* FALLTHROUGH */ 1279#endif 1280 case KDSKBMODE: /* set keyboard mode */ 1281 switch (*(int *)data) { 1282 case K_XLATE: /* switch to XLT ascii mode */ 1283 case K_RAW: /* switch to RAW scancode mode */ 1284 case K_CODE: /* switch to CODE mode */ 1285 scp->kbd_mode = *(int *)data; 1286 if (scp == sc->cur_scp) 1287 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, data); 1288 return 0; 1289 default: 1290 return EINVAL; 1291 } 1292 /* NOT REACHED */ 1293 1294 case KDGKBMODE: /* get keyboard mode */ 1295 *(int *)data = scp->kbd_mode; 1296 return 0; 1297 1298 case KDGKBINFO: 1299 error = kbdd_ioctl(sc->kbd, cmd, data); 1300 if (error == ENOIOCTL) 1301 error = ENODEV; 1302 return error; 1303 1304#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1305 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1306 case _IO('K', 8): 1307 ival = IOCPARM_IVAL(data); 1308 data = (caddr_t)&ival; 1309 /* FALLTHROUGH */ 1310#endif 1311 case KDMKTONE: /* sound the bell */ 1312 if (*(int*)data) 1313 sc_bell(scp, (*(int*)data)&0xffff, 1314 (((*(int*)data)>>16)&0xffff)*hz/1000); 1315 else 1316 sc_bell(scp, scp->bell_pitch, scp->bell_duration); 1317 return 0; 1318 1319#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1320 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1321 case _IO('K', 63): 1322 ival = IOCPARM_IVAL(data); 1323 data = (caddr_t)&ival; 1324 /* FALLTHROUGH */ 1325#endif 1326 case KIOCSOUND: /* make tone (*data) hz */ 1327 if (scp == sc->cur_scp) { 1328 if (*(int *)data) 1329 return sc_tone(*(int *)data); 1330 else 1331 return sc_tone(0); 1332 } 1333 return 0; 1334 1335 case KDGKBTYPE: /* get keyboard type */ 1336 error = kbdd_ioctl(sc->kbd, cmd, data); 1337 if (error == ENOIOCTL) { 1338 /* always return something? XXX */ 1339 *(int *)data = 0; 1340 } 1341 return 0; 1342 1343#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1344 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1345 case _IO('K', 66): 1346 ival = IOCPARM_IVAL(data); 1347 data = (caddr_t)&ival; 1348 /* FALLTHROUGH */ 1349#endif 1350 case KDSETLED: /* set keyboard LED status */ 1351 if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ 1352 return EINVAL; 1353 scp->status &= ~LED_MASK; 1354 scp->status |= *(int *)data; 1355 if (scp == sc->cur_scp) 1356 update_kbd_leds(scp, scp->status); 1357 return 0; 1358 1359 case KDGETLED: /* get keyboard LED status */ 1360 if (scp == sc->cur_scp) 1361 save_kbd_state(scp); 1362 *(int *)data = scp->status & LED_MASK; 1363 return 0; 1364 1365 case KBADDKBD: /* add/remove keyboard to/from mux */ 1366 case KBRELKBD: 1367 error = kbdd_ioctl(sc->kbd, cmd, data); 1368 if (error == ENOIOCTL) 1369 error = ENODEV; 1370 return error; 1371 1372#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \ 1373 defined(COMPAT_FREEBSD4) || defined(COMPAT_43) 1374 case _IO('c', 110): 1375 ival = IOCPARM_IVAL(data); 1376 data = (caddr_t)&ival; 1377 /* FALLTHROUGH */ 1378#endif 1379 case CONS_SETKBD: /* set the new keyboard */ 1380 { 1381 keyboard_t *newkbd; 1382 1383 s = spltty(); 1384 newkbd = kbd_get_keyboard(*(int *)data); 1385 if (newkbd == NULL) { 1386 splx(s); 1387 return EINVAL; 1388 } 1389 error = 0; 1390 if (sc->kbd != newkbd) { 1391 i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, 1392 (void *)&sc->keyboard, sckbdevent, sc); 1393 /* i == newkbd->kb_index */ 1394 if (i >= 0) { 1395 if (sc->kbd != NULL) { 1396 save_kbd_state(sc->cur_scp); 1397 kbd_release(sc->kbd, (void *)&sc->keyboard); 1398 } 1399 sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ 1400 sc->keyboard = i; 1401 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, 1402 (caddr_t)&sc->cur_scp->kbd_mode); 1403 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1404 LOCK_MASK); 1405 } else { 1406 error = EPERM; /* XXX */ 1407 } 1408 } 1409 splx(s); 1410 return error; 1411 } 1412 1413 case CONS_RELKBD: /* release the current keyboard */ 1414 s = spltty(); 1415 error = 0; 1416 if (sc->kbd != NULL) { 1417 save_kbd_state(sc->cur_scp); 1418 error = kbd_release(sc->kbd, (void *)&sc->keyboard); 1419 if (error == 0) { 1420 sc->kbd = NULL; 1421 sc->keyboard = -1; 1422 } 1423 } 1424 splx(s); 1425 return error; 1426 1427 case CONS_GETTERM: /* get the current terminal emulator info */ 1428 { 1429 sc_term_sw_t *sw; 1430 1431 if (((term_info_t *)data)->ti_index == 0) { 1432 sw = scp->tsw; 1433 } else { 1434 sw = sc_term_match_by_number(((term_info_t *)data)->ti_index); 1435 } 1436 if (sw != NULL) { 1437 strncpy(((term_info_t *)data)->ti_name, sw->te_name, 1438 sizeof(((term_info_t *)data)->ti_name)); 1439 strncpy(((term_info_t *)data)->ti_desc, sw->te_desc, 1440 sizeof(((term_info_t *)data)->ti_desc)); 1441 ((term_info_t *)data)->ti_flags = 0; 1442 return 0; 1443 } else { 1444 ((term_info_t *)data)->ti_name[0] = '\0'; 1445 ((term_info_t *)data)->ti_desc[0] = '\0'; 1446 ((term_info_t *)data)->ti_flags = 0; 1447 return EINVAL; 1448 } 1449 } 1450 1451 case CONS_SETTERM: /* set the current terminal emulator */ 1452 s = spltty(); 1453 error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name); 1454 /* FIXME: what if scp == sc_console! XXX */ 1455 splx(s); 1456 return error; 1457 1458 case GIO_SCRNMAP: /* get output translation table */ 1459 bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); 1460 return 0; 1461 1462 case PIO_SCRNMAP: /* set output translation table */ 1463 bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); 1464 for (i=0; i<sizeof(sc->scr_map); i++) { 1465 sc->scr_rmap[sc->scr_map[i]] = i; 1466 } 1467 return 0; 1468 1469 case GIO_KEYMAP: /* get keyboard translation table */ 1470 case PIO_KEYMAP: /* set keyboard translation table */ 1471 case OGIO_KEYMAP: /* get keyboard translation table (compat) */ 1472 case OPIO_KEYMAP: /* set keyboard translation table (compat) */ 1473 case GIO_DEADKEYMAP: /* get accent key translation table */ 1474 case PIO_DEADKEYMAP: /* set accent key translation table */ 1475 case GETFKEY: /* get function key string */ 1476 case SETFKEY: /* set function key string */ 1477 error = kbdd_ioctl(sc->kbd, cmd, data); 1478 if (error == ENOIOCTL) 1479 error = ENODEV; 1480 return error; 1481 1482#ifndef SC_NO_FONT_LOADING 1483 1484 case PIO_FONT8x8: /* set 8x8 dot font */ 1485 if (!ISFONTAVAIL(sc->adp->va_flags)) 1486 return ENXIO; 1487 bcopy(data, sc->font_8, 8*256); 1488 sc->fonts_loaded |= FONT_8; 1489 /* 1490 * FONT KLUDGE 1491 * Always use the font page #0. XXX 1492 * Don't load if the current font size is not 8x8. 1493 */ 1494 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) 1495 sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256); 1496 return 0; 1497 1498 case GIO_FONT8x8: /* get 8x8 dot font */ 1499 if (!ISFONTAVAIL(sc->adp->va_flags)) 1500 return ENXIO; 1501 if (sc->fonts_loaded & FONT_8) { 1502 bcopy(sc->font_8, data, 8*256); 1503 return 0; 1504 } 1505 else 1506 return ENXIO; 1507 1508 case PIO_FONT8x14: /* set 8x14 dot font */ 1509 if (!ISFONTAVAIL(sc->adp->va_flags)) 1510 return ENXIO; 1511 bcopy(data, sc->font_14, 14*256); 1512 sc->fonts_loaded |= FONT_14; 1513 /* 1514 * FONT KLUDGE 1515 * Always use the font page #0. XXX 1516 * Don't load if the current font size is not 8x14. 1517 */ 1518 if (ISTEXTSC(sc->cur_scp) 1519 && (sc->cur_scp->font_size >= 14) 1520 && (sc->cur_scp->font_size < 16)) 1521 sc_load_font(sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256); 1522 return 0; 1523 1524 case GIO_FONT8x14: /* get 8x14 dot font */ 1525 if (!ISFONTAVAIL(sc->adp->va_flags)) 1526 return ENXIO; 1527 if (sc->fonts_loaded & FONT_14) { 1528 bcopy(sc->font_14, data, 14*256); 1529 return 0; 1530 } 1531 else 1532 return ENXIO; 1533 1534 case PIO_FONT8x16: /* set 8x16 dot font */ 1535 if (!ISFONTAVAIL(sc->adp->va_flags)) 1536 return ENXIO; 1537 bcopy(data, sc->font_16, 16*256); 1538 sc->fonts_loaded |= FONT_16; 1539 /* 1540 * FONT KLUDGE 1541 * Always use the font page #0. XXX 1542 * Don't load if the current font size is not 8x16. 1543 */ 1544 if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) 1545 sc_load_font(sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256); 1546 return 0; 1547 1548 case GIO_FONT8x16: /* get 8x16 dot font */ 1549 if (!ISFONTAVAIL(sc->adp->va_flags)) 1550 return ENXIO; 1551 if (sc->fonts_loaded & FONT_16) { 1552 bcopy(sc->font_16, data, 16*256); 1553 return 0; 1554 } 1555 else 1556 return ENXIO; 1557 1558#endif /* SC_NO_FONT_LOADING */ 1559 1560 default: 1561 break; 1562 } 1563 1564 return (ENOIOCTL); 1565} 1566 1567static int 1568consolectl_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int fflag, 1569 struct thread *td) 1570{ 1571 1572 return sctty_ioctl(dev->si_drv1, cmd, data, td); 1573} 1574 1575static int 1576consolectl_close(struct cdev *dev, int flags, int mode, struct thread *td) 1577{ 1578#ifndef SC_NO_SYSMOUSE 1579 mouse_info_t info; 1580 memset(&info, 0, sizeof(info)); 1581 info.operation = MOUSE_ACTION; 1582 1583 /* 1584 * Make sure all buttons are released when moused and other 1585 * console daemons exit, so that no buttons are left pressed. 1586 */ 1587 (void) sctty_ioctl(dev->si_drv1, CONS_MOUSECTL, (caddr_t)&info, td); 1588#endif 1589 return (0); 1590} 1591 1592static void 1593sc_cnprobe(struct consdev *cp) 1594{ 1595 int unit; 1596 int flags; 1597 1598 if (!vty_enabled(VTY_SC)) { 1599 cp->cn_pri = CN_DEAD; 1600 return; 1601 } 1602 1603 cp->cn_pri = sc_get_cons_priority(&unit, &flags); 1604 1605 /* a video card is always required */ 1606 if (!scvidprobe(unit, flags, TRUE)) 1607 cp->cn_pri = CN_DEAD; 1608 1609 /* syscons will become console even when there is no keyboard */ 1610 sckbdprobe(unit, flags, TRUE); 1611 1612 if (cp->cn_pri == CN_DEAD) 1613 return; 1614 1615 /* initialize required fields */ 1616 strcpy(cp->cn_name, "ttyv0"); 1617} 1618 1619static void 1620sc_cninit(struct consdev *cp) 1621{ 1622 int unit; 1623 int flags; 1624 1625 sc_get_cons_priority(&unit, &flags); 1626 scinit(unit, flags | SC_KERNEL_CONSOLE); 1627 sc_console_unit = unit; 1628 sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]); 1629 sc_consptr = cp; 1630} 1631 1632static void 1633sc_cnterm(struct consdev *cp) 1634{ 1635 /* we are not the kernel console any more, release everything */ 1636 1637 if (sc_console_unit < 0) 1638 return; /* shouldn't happen */ 1639 1640#if 0 /* XXX */ 1641 sc_clear_screen(sc_console); 1642 sccnupdate(sc_console); 1643#endif 1644 1645 scterm(sc_console_unit, SC_KERNEL_CONSOLE); 1646 sc_console_unit = -1; 1647 sc_console = NULL; 1648} 1649 1650static void sccnclose(sc_softc_t *sc, struct sc_cnstate *sp); 1651static void sccnopen(sc_softc_t *sc, struct sc_cnstate *sp, int flags); 1652 1653static void 1654sccnopen(sc_softc_t *sc, struct sc_cnstate *sp, int flags) 1655{ 1656 int kbd_mode; 1657 1658 if (sc->kbd == NULL) 1659 goto over_keyboard; 1660 1661 /* 1662 * Make sure the keyboard is accessible even when the kbd device 1663 * driver is disabled. 1664 */ 1665 kbdd_enable(sc->kbd); 1666 1667 /* Switch the keyboard to console mode (K_XLATE, polled) on all scp's. */ 1668 kbd_mode = K_XLATE; 1669 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&kbd_mode); 1670 kbdd_poll(sc->kbd, TRUE); 1671over_keyboard: ; 1672 1673 if (!cold && 1674 sc->cur_scp->index != sc_console->index && 1675 sc->cur_scp->smode.mode == VT_AUTO && 1676 sc_console->smode.mode == VT_AUTO) 1677 sc_switch_scr(sc, sc_console->index); 1678 1679} 1680 1681static void 1682sccnclose(sc_softc_t *sc, struct sc_cnstate *sp) 1683{ 1684 if (sc->kbd == NULL) 1685 return; 1686 1687 /* Restore keyboard mode (for the current, possibly-changed scp). */ 1688 kbdd_poll(sc->kbd, FALSE); 1689 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&sc->cur_scp->kbd_mode); 1690 1691 kbdd_disable(sc->kbd); 1692} 1693 1694static void 1695sc_cngrab(struct consdev *cp) 1696{ 1697 sc_softc_t *sc; 1698 1699 sc = sc_console->sc; 1700 if (sc->grab_level++ == 0) 1701 sccnopen(sc, NULL, 0); 1702} 1703 1704static void 1705sc_cnungrab(struct consdev *cp) 1706{ 1707 sc_softc_t *sc; 1708 1709 sc = sc_console->sc; 1710 if (--sc->grab_level == 0) 1711 sccnclose(sc, NULL); 1712} 1713 1714static void 1715sc_cnputc(struct consdev *cd, int c) 1716{ 1717 u_char buf[1]; 1718 scr_stat *scp = sc_console; 1719#ifndef SC_NO_HISTORY 1720#if 0 1721 struct tty *tp; 1722#endif 1723#endif /* !SC_NO_HISTORY */ 1724 int s; 1725 1726 /* assert(sc_console != NULL) */ 1727 1728#ifndef SC_NO_HISTORY 1729 if (scp == scp->sc->cur_scp && scp->status & SLKED) { 1730 scp->status &= ~SLKED; 1731 update_kbd_state(scp, scp->status, SLKED); 1732 if (scp->status & BUFFER_SAVED) { 1733 if (!sc_hist_restore(scp)) 1734 sc_remove_cutmarking(scp); 1735 scp->status &= ~BUFFER_SAVED; 1736 scp->status |= CURSOR_ENABLED; 1737 sc_draw_cursor_image(scp); 1738 } 1739#if 0 1740 /* 1741 * XXX: Now that TTY's have their own locks, we cannot process 1742 * any data after disabling scroll lock. cnputs already holds a 1743 * spinlock. 1744 */ 1745 tp = SC_DEV(scp->sc, scp->index); 1746 /* XXX "tp" can be NULL */ 1747 tty_lock(tp); 1748 if (tty_opened(tp)) 1749 sctty_outwakeup(tp); 1750 tty_unlock(tp); 1751#endif 1752 } 1753#endif /* !SC_NO_HISTORY */ 1754 1755 buf[0] = c; 1756 sc_puts(scp, buf, 1, 1); 1757 1758 s = spltty(); /* block sckbdevent and scrn_timer */ 1759 sccnupdate(scp); 1760 splx(s); 1761} 1762 1763static int 1764sc_cngetc(struct consdev *cd) 1765{ 1766 static struct fkeytab fkey; 1767 static int fkeycp; 1768 scr_stat *scp; 1769 const u_char *p; 1770 int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ 1771 int c; 1772 1773 /* assert(sc_console != NULL) */ 1774 1775 /* 1776 * Stop the screen saver and update the screen if necessary. 1777 * What if we have been running in the screen saver code... XXX 1778 */ 1779 sc_touch_scrn_saver(); 1780 scp = sc_console->sc->cur_scp; /* XXX */ 1781 sccnupdate(scp); 1782 1783 if (fkeycp < fkey.len) { 1784 splx(s); 1785 return fkey.str[fkeycp++]; 1786 } 1787 1788 if (scp->sc->kbd == NULL) { 1789 splx(s); 1790 return -1; 1791 } 1792 1793 c = scgetc(scp->sc, SCGETC_CN | SCGETC_NONBLOCK, NULL); 1794 1795 switch (KEYFLAGS(c)) { 1796 case 0: /* normal char */ 1797 return KEYCHAR(c); 1798 case FKEY: /* function key */ 1799 p = (*scp->tsw->te_fkeystr)(scp, c); 1800 if (p != NULL) { 1801 fkey.len = strlen(p); 1802 bcopy(p, fkey.str, fkey.len); 1803 fkeycp = 1; 1804 return fkey.str[0]; 1805 } 1806 p = kbdd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); 1807 fkey.len = fkeycp; 1808 if ((p != NULL) && (fkey.len > 0)) { 1809 bcopy(p, fkey.str, fkey.len); 1810 fkeycp = 1; 1811 return fkey.str[0]; 1812 } 1813 return c; /* XXX */ 1814 case NOKEY: 1815 case ERRKEY: 1816 default: 1817 return -1; 1818 } 1819 /* NOT REACHED */ 1820} 1821 1822static void 1823sccnupdate(scr_stat *scp) 1824{ 1825 /* this is a cut-down version of scrn_timer()... */ 1826 1827 if (suspend_in_progress || scp->sc->font_loading_in_progress) 1828 return; 1829 1830 if (kdb_active || panicstr || shutdown_in_progress) { 1831 sc_touch_scrn_saver(); 1832 } else if (scp != scp->sc->cur_scp) { 1833 return; 1834 } 1835 1836 if (!run_scrn_saver) 1837 scp->sc->flags &= ~SC_SCRN_IDLE; 1838#ifdef DEV_SPLASH 1839 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) 1840 if (scp->sc->flags & SC_SCRN_BLANKED) 1841 stop_scrn_saver(scp->sc, current_saver); 1842#endif 1843 1844 if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress 1845 || scp->sc->switch_in_progress) 1846 return; 1847 /* 1848 * FIXME: unlike scrn_timer(), we call scrn_update() from here even 1849 * when write_in_progress is non-zero. XXX 1850 */ 1851 1852 if (!ISGRAPHSC(scp) && !(scp->sc->flags & SC_SCRN_BLANKED)) 1853 scrn_update(scp, TRUE); 1854} 1855 1856static void 1857scrn_timer(void *arg) 1858{ 1859#ifndef PC98 1860 static time_t kbd_time_stamp = 0; 1861#endif 1862 sc_softc_t *sc; 1863 scr_stat *scp; 1864 int again, rate; 1865 1866 again = (arg != NULL); 1867 if (arg != NULL) 1868 sc = (sc_softc_t *)arg; 1869 else if (sc_console != NULL) 1870 sc = sc_console->sc; 1871 else 1872 return; 1873 1874 /* find the vty to update */ 1875 scp = sc->cur_scp; 1876 1877 /* don't do anything when we are performing some I/O operations */ 1878 if (suspend_in_progress || sc->font_loading_in_progress) 1879 goto done; 1880 1881#ifndef PC98 1882 if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { 1883 /* try to allocate a keyboard automatically */ 1884 if (kbd_time_stamp != time_uptime) { 1885 kbd_time_stamp = time_uptime; 1886 sc->keyboard = sc_allocate_keyboard(sc, -1); 1887 if (sc->keyboard >= 0) { 1888 sc->kbd = kbd_get_keyboard(sc->keyboard); 1889 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, 1890 (caddr_t)&sc->cur_scp->kbd_mode); 1891 update_kbd_state(sc->cur_scp, sc->cur_scp->status, 1892 LOCK_MASK); 1893 } 1894 } 1895 } 1896#endif /* PC98 */ 1897 1898 /* should we stop the screen saver? */ 1899 if (kdb_active || panicstr || shutdown_in_progress) 1900 sc_touch_scrn_saver(); 1901 if (run_scrn_saver) { 1902 if (time_uptime > sc->scrn_time_stamp + scrn_blank_time) 1903 sc->flags |= SC_SCRN_IDLE; 1904 else 1905 sc->flags &= ~SC_SCRN_IDLE; 1906 } else { 1907 sc->scrn_time_stamp = time_uptime; 1908 sc->flags &= ~SC_SCRN_IDLE; 1909 if (scrn_blank_time > 0) 1910 run_scrn_saver = TRUE; 1911 } 1912#ifdef DEV_SPLASH 1913 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) 1914 if (sc->flags & SC_SCRN_BLANKED) 1915 stop_scrn_saver(sc, current_saver); 1916#endif 1917 1918 /* should we just return ? */ 1919 if (sc->blink_in_progress || sc->switch_in_progress 1920 || sc->write_in_progress) 1921 goto done; 1922 1923 /* Update the screen */ 1924 scp = sc->cur_scp; /* cur_scp may have changed... */ 1925 if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1926 scrn_update(scp, TRUE); 1927 1928#ifdef DEV_SPLASH 1929 /* should we activate the screen saver? */ 1930 if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) 1931 if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) 1932 (*current_saver)(sc, TRUE); 1933#endif 1934 1935done: 1936 if (again) { 1937 /* 1938 * Use reduced "refresh" rate if we are in graphics and that is not a 1939 * graphical screen saver. In such case we just have nothing to do. 1940 */ 1941 if (ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED)) 1942 rate = 2; 1943 else 1944 rate = 30; 1945 callout_reset_sbt(&sc->ctimeout, SBT_1S / rate, 0, 1946 scrn_timer, sc, C_PREL(1)); 1947 } 1948} 1949 1950static int 1951and_region(int *s1, int *e1, int s2, int e2) 1952{ 1953 if (*e1 < s2 || e2 < *s1) 1954 return FALSE; 1955 *s1 = imax(*s1, s2); 1956 *e1 = imin(*e1, e2); 1957 return TRUE; 1958} 1959 1960static void 1961scrn_update(scr_stat *scp, int show_cursor) 1962{ 1963 int start; 1964 int end; 1965 int s; 1966 int e; 1967 1968 /* assert(scp == scp->sc->cur_scp) */ 1969 1970 SC_VIDEO_LOCK(scp->sc); 1971 1972#ifndef SC_NO_CUTPASTE 1973 /* remove the previous mouse pointer image if necessary */ 1974 if (scp->status & MOUSE_VISIBLE) { 1975 s = scp->mouse_pos; 1976 e = scp->mouse_pos + scp->xsize + 1; 1977 if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) 1978 || and_region(&s, &e, scp->start, scp->end) 1979 || ((scp->status & CURSOR_ENABLED) && 1980 (scp->cursor_pos != scp->cursor_oldpos) && 1981 (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) 1982 || and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)))) { 1983 sc_remove_mouse_image(scp); 1984 if (scp->end >= scp->xsize*scp->ysize) 1985 scp->end = scp->xsize*scp->ysize - 1; 1986 } 1987 } 1988#endif /* !SC_NO_CUTPASTE */ 1989 1990#if 1 1991 /* debug: XXX */ 1992 if (scp->end >= scp->xsize*scp->ysize) { 1993 printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); 1994 scp->end = scp->xsize*scp->ysize - 1; 1995 } 1996 if (scp->start < 0) { 1997 printf("scrn_update(): scp->start %d < 0\n", scp->start); 1998 scp->start = 0; 1999 } 2000#endif 2001 2002 /* update screen image */ 2003 if (scp->start <= scp->end) { 2004 if (scp->mouse_cut_end >= 0) { 2005 /* there is a marked region for cut & paste */ 2006 if (scp->mouse_cut_start <= scp->mouse_cut_end) { 2007 start = scp->mouse_cut_start; 2008 end = scp->mouse_cut_end; 2009 } else { 2010 start = scp->mouse_cut_end; 2011 end = scp->mouse_cut_start - 1; 2012 } 2013 s = start; 2014 e = end; 2015 /* does the cut-mark region overlap with the update region? */ 2016 if (and_region(&s, &e, scp->start, scp->end)) { 2017 (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); 2018 s = 0; 2019 e = start - 1; 2020 if (and_region(&s, &e, scp->start, scp->end)) 2021 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 2022 s = end + 1; 2023 e = scp->xsize*scp->ysize - 1; 2024 if (and_region(&s, &e, scp->start, scp->end)) 2025 (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); 2026 } else { 2027 (*scp->rndr->draw)(scp, scp->start, 2028 scp->end - scp->start + 1, FALSE); 2029 } 2030 } else { 2031 (*scp->rndr->draw)(scp, scp->start, 2032 scp->end - scp->start + 1, FALSE); 2033 } 2034 } 2035 2036 /* we are not to show the cursor and the mouse pointer... */ 2037 if (!show_cursor) { 2038 scp->end = 0; 2039 scp->start = scp->xsize*scp->ysize - 1; 2040 SC_VIDEO_UNLOCK(scp->sc); 2041 return; 2042 } 2043 2044 /* update cursor image */ 2045 if (scp->status & CURSOR_ENABLED) { 2046 s = scp->start; 2047 e = scp->end; 2048 /* did cursor move since last time ? */ 2049 if (scp->cursor_pos != scp->cursor_oldpos) { 2050 /* do we need to remove old cursor image ? */ 2051 if (!and_region(&s, &e, scp->cursor_oldpos, scp->cursor_oldpos)) 2052 sc_remove_cursor_image(scp); 2053 sc_draw_cursor_image(scp); 2054 } else { 2055 if (and_region(&s, &e, scp->cursor_pos, scp->cursor_pos)) 2056 /* cursor didn't move, but has been overwritten */ 2057 sc_draw_cursor_image(scp); 2058 else if (scp->curs_attr.flags & CONS_BLINK_CURSOR) 2059 /* if it's a blinking cursor, update it */ 2060 (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, 2061 sc_inside_cutmark(scp, 2062 scp->cursor_pos)); 2063 } 2064 } 2065 2066#ifndef SC_NO_CUTPASTE 2067 /* update "pseudo" mouse pointer image */ 2068 if (scp->sc->flags & SC_MOUSE_ENABLED) { 2069 if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) { 2070 scp->status &= ~MOUSE_MOVED; 2071 sc_draw_mouse_image(scp); 2072 } 2073 } 2074#endif /* SC_NO_CUTPASTE */ 2075 2076 scp->end = 0; 2077 scp->start = scp->xsize*scp->ysize - 1; 2078 2079 SC_VIDEO_UNLOCK(scp->sc); 2080} 2081 2082#ifdef DEV_SPLASH 2083static int 2084scsplash_callback(int event, void *arg) 2085{ 2086 sc_softc_t *sc; 2087 int error; 2088 2089 sc = (sc_softc_t *)arg; 2090 2091 switch (event) { 2092 case SPLASH_INIT: 2093 if (add_scrn_saver(scsplash_saver) == 0) { 2094 sc->flags &= ~SC_SAVER_FAILED; 2095 run_scrn_saver = TRUE; 2096 if (cold && !(boothowto & RB_VERBOSE)) { 2097 scsplash_stick(TRUE); 2098 (*current_saver)(sc, TRUE); 2099 } 2100 } 2101 return 0; 2102 2103 case SPLASH_TERM: 2104 if (current_saver == scsplash_saver) { 2105 scsplash_stick(FALSE); 2106 error = remove_scrn_saver(scsplash_saver); 2107 if (error) 2108 return error; 2109 } 2110 return 0; 2111 2112 default: 2113 return EINVAL; 2114 } 2115} 2116 2117static void 2118scsplash_saver(sc_softc_t *sc, int show) 2119{ 2120 static int busy = FALSE; 2121 scr_stat *scp; 2122 2123 if (busy) 2124 return; 2125 busy = TRUE; 2126 2127 scp = sc->cur_scp; 2128 if (show) { 2129 if (!(sc->flags & SC_SAVER_FAILED)) { 2130 if (!(sc->flags & SC_SCRN_BLANKED)) 2131 set_scrn_saver_mode(scp, -1, NULL, 0); 2132 switch (splash(sc->adp, TRUE)) { 2133 case 0: /* succeeded */ 2134 break; 2135 case EAGAIN: /* try later */ 2136 restore_scrn_saver_mode(scp, FALSE); 2137 sc_touch_scrn_saver(); /* XXX */ 2138 break; 2139 default: 2140 sc->flags |= SC_SAVER_FAILED; 2141 scsplash_stick(FALSE); 2142 restore_scrn_saver_mode(scp, TRUE); 2143 printf("scsplash_saver(): failed to put up the image\n"); 2144 break; 2145 } 2146 } 2147 } else if (!sticky_splash) { 2148 if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) 2149 restore_scrn_saver_mode(scp, TRUE); 2150 } 2151 busy = FALSE; 2152} 2153 2154static int 2155add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2156{ 2157#if 0 2158 int error; 2159 2160 if (current_saver != none_saver) { 2161 error = remove_scrn_saver(current_saver); 2162 if (error) 2163 return error; 2164 } 2165#endif 2166 if (current_saver != none_saver) 2167 return EBUSY; 2168 2169 run_scrn_saver = FALSE; 2170 saver_mode = CONS_LKM_SAVER; 2171 current_saver = this_saver; 2172 return 0; 2173} 2174 2175static int 2176remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) 2177{ 2178 if (current_saver != this_saver) 2179 return EINVAL; 2180 2181#if 0 2182 /* 2183 * In order to prevent `current_saver' from being called by 2184 * the timeout routine `scrn_timer()' while we manipulate 2185 * the saver list, we shall set `current_saver' to `none_saver' 2186 * before stopping the current saver, rather than blocking by `splXX()'. 2187 */ 2188 current_saver = none_saver; 2189 if (scrn_blanked) 2190 stop_scrn_saver(this_saver); 2191#endif 2192 2193 /* unblank all blanked screens */ 2194 wait_scrn_saver_stop(NULL); 2195 if (scrn_blanked) 2196 return EBUSY; 2197 2198 current_saver = none_saver; 2199 return 0; 2200} 2201 2202static int 2203set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) 2204{ 2205 int s; 2206 2207 /* assert(scp == scp->sc->cur_scp) */ 2208 s = spltty(); 2209 if (!ISGRAPHSC(scp)) 2210 sc_remove_cursor_image(scp); 2211 scp->splash_save_mode = scp->mode; 2212 scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); 2213 scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); 2214 scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); 2215 scp->sc->flags |= SC_SCRN_BLANKED; 2216 ++scrn_blanked; 2217 splx(s); 2218 if (mode < 0) 2219 return 0; 2220 scp->mode = mode; 2221 if (set_mode(scp) == 0) { 2222 if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) 2223 scp->status |= GRAPHICS_MODE; 2224#ifndef SC_NO_PALETTE_LOADING 2225 if (pal != NULL) 2226 vidd_load_palette(scp->sc->adp, pal); 2227#endif 2228 sc_set_border(scp, border); 2229 return 0; 2230 } else { 2231 s = spltty(); 2232 scp->mode = scp->splash_save_mode; 2233 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2234 scp->status |= scp->splash_save_status; 2235 splx(s); 2236 return 1; 2237 } 2238} 2239 2240static int 2241restore_scrn_saver_mode(scr_stat *scp, int changemode) 2242{ 2243 int mode; 2244 int status; 2245 int s; 2246 2247 /* assert(scp == scp->sc->cur_scp) */ 2248 s = spltty(); 2249 mode = scp->mode; 2250 status = scp->status; 2251 scp->mode = scp->splash_save_mode; 2252 scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); 2253 scp->status |= scp->splash_save_status; 2254 scp->sc->flags &= ~SC_SCRN_BLANKED; 2255 if (!changemode) { 2256 if (!ISGRAPHSC(scp)) 2257 sc_draw_cursor_image(scp); 2258 --scrn_blanked; 2259 splx(s); 2260 return 0; 2261 } 2262 if (set_mode(scp) == 0) { 2263#ifndef SC_NO_PALETTE_LOADING 2264#ifdef SC_PIXEL_MODE 2265 if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT) 2266 vidd_load_palette(scp->sc->adp, scp->sc->palette2); 2267 else 2268#endif 2269 vidd_load_palette(scp->sc->adp, scp->sc->palette); 2270#endif 2271 --scrn_blanked; 2272 splx(s); 2273 return 0; 2274 } else { 2275 scp->mode = mode; 2276 scp->status = status; 2277 splx(s); 2278 return 1; 2279 } 2280} 2281 2282static void 2283stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) 2284{ 2285 (*saver)(sc, FALSE); 2286 run_scrn_saver = FALSE; 2287 /* the screen saver may have chosen not to stop after all... */ 2288 if (sc->flags & SC_SCRN_BLANKED) 2289 return; 2290 2291 mark_all(sc->cur_scp); 2292 if (sc->delayed_next_scr) 2293 sc_switch_scr(sc, sc->delayed_next_scr - 1); 2294 if (!kdb_active) 2295 wakeup(&scrn_blanked); 2296} 2297 2298static int 2299wait_scrn_saver_stop(sc_softc_t *sc) 2300{ 2301 int error = 0; 2302 2303 while (scrn_blanked > 0) { 2304 run_scrn_saver = FALSE; 2305 if (sc && !(sc->flags & SC_SCRN_BLANKED)) { 2306 error = 0; 2307 break; 2308 } 2309 error = tsleep(&scrn_blanked, PZERO | PCATCH, "scrsav", 0); 2310 if ((error != 0) && (error != ERESTART)) 2311 break; 2312 } 2313 run_scrn_saver = FALSE; 2314 return error; 2315} 2316#endif /* DEV_SPLASH */ 2317 2318void 2319sc_touch_scrn_saver(void) 2320{ 2321 scsplash_stick(FALSE); 2322 run_scrn_saver = FALSE; 2323} 2324 2325int 2326sc_switch_scr(sc_softc_t *sc, u_int next_scr) 2327{ 2328 scr_stat *cur_scp; 2329 struct tty *tp; 2330 struct proc *p; 2331 int s; 2332 2333 DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1)); 2334 2335 if (sc->cur_scp == NULL) 2336 return (0); 2337 2338 /* prevent switch if previously requested */ 2339 if (sc->flags & SC_SCRN_VTYLOCK) { 2340 sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch, 2341 sc->cur_scp->bell_duration); 2342 return EPERM; 2343 } 2344 2345 /* delay switch if the screen is blanked or being updated */ 2346 if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress 2347 || sc->blink_in_progress) { 2348 sc->delayed_next_scr = next_scr + 1; 2349 sc_touch_scrn_saver(); 2350 DPRINTF(5, ("switch delayed\n")); 2351 return 0; 2352 } 2353 sc->delayed_next_scr = 0; 2354 2355 s = spltty(); 2356 cur_scp = sc->cur_scp; 2357 2358 /* we are in the middle of the vty switching process... */ 2359 if (sc->switch_in_progress 2360 && (cur_scp->smode.mode == VT_PROCESS) 2361 && cur_scp->proc) { 2362 p = pfind(cur_scp->pid); 2363 if (cur_scp->proc != p) { 2364 if (p) 2365 PROC_UNLOCK(p); 2366 /* 2367 * The controlling process has died!!. Do some clean up. 2368 * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' 2369 * are not reset here yet; they will be cleared later. 2370 */ 2371 DPRINTF(5, ("cur_scp controlling process %d died, ", 2372 cur_scp->pid)); 2373 if (cur_scp->status & SWITCH_WAIT_REL) { 2374 /* 2375 * Force the previous switch to finish, but return now 2376 * with error. 2377 */ 2378 DPRINTF(5, ("reset WAIT_REL, ")); 2379 finish_vt_rel(cur_scp, TRUE, &s); 2380 splx(s); 2381 DPRINTF(5, ("finishing previous switch\n")); 2382 return EINVAL; 2383 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2384 /* let's assume screen switch has been completed. */ 2385 DPRINTF(5, ("reset WAIT_ACQ, ")); 2386 finish_vt_acq(cur_scp); 2387 } else { 2388 /* 2389 * We are in between screen release and acquisition, and 2390 * reached here via scgetc() or scrn_timer() which has 2391 * interrupted exchange_scr(). Don't do anything stupid. 2392 */ 2393 DPRINTF(5, ("waiting nothing, ")); 2394 } 2395 } else { 2396 if (p) 2397 PROC_UNLOCK(p); 2398 /* 2399 * The controlling process is alive, but not responding... 2400 * It is either buggy or it may be just taking time. 2401 * The following code is a gross kludge to cope with this 2402 * problem for which there is no clean solution. XXX 2403 */ 2404 if (cur_scp->status & SWITCH_WAIT_REL) { 2405 switch (sc->switch_in_progress++) { 2406 case 1: 2407 break; 2408 case 2: 2409 DPRINTF(5, ("sending relsig again, ")); 2410 signal_vt_rel(cur_scp); 2411 break; 2412 case 3: 2413 break; 2414 case 4: 2415 default: 2416 /* 2417 * Act as if the controlling program returned 2418 * VT_FALSE. 2419 */ 2420 DPRINTF(5, ("force reset WAIT_REL, ")); 2421 finish_vt_rel(cur_scp, FALSE, &s); 2422 splx(s); 2423 DPRINTF(5, ("act as if VT_FALSE was seen\n")); 2424 return EINVAL; 2425 } 2426 } else if (cur_scp->status & SWITCH_WAIT_ACQ) { 2427 switch (sc->switch_in_progress++) { 2428 case 1: 2429 break; 2430 case 2: 2431 DPRINTF(5, ("sending acqsig again, ")); 2432 signal_vt_acq(cur_scp); 2433 break; 2434 case 3: 2435 break; 2436 case 4: 2437 default: 2438 /* clear the flag and finish the previous switch */ 2439 DPRINTF(5, ("force reset WAIT_ACQ, ")); 2440 finish_vt_acq(cur_scp); 2441 break; 2442 } 2443 } 2444 } 2445 } 2446 2447 /* 2448 * Return error if an invalid argument is given, or vty switch 2449 * is still in progress. 2450 */ 2451 if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) 2452 || sc->switch_in_progress) { 2453 splx(s); 2454 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2455 DPRINTF(5, ("error 1\n")); 2456 return EINVAL; 2457 } 2458 2459 /* 2460 * Don't allow switching away from the graphics mode vty 2461 * if the switch mode is VT_AUTO, unless the next vty is the same 2462 * as the current or the current vty has been closed (but showing). 2463 */ 2464 tp = SC_DEV(sc, cur_scp->index); 2465 if ((cur_scp->index != next_scr) 2466 && tty_opened_ns(tp) 2467 && (cur_scp->smode.mode == VT_AUTO) 2468 && ISGRAPHSC(cur_scp)) { 2469 splx(s); 2470 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2471 DPRINTF(5, ("error, graphics mode\n")); 2472 return EINVAL; 2473 } 2474 2475 /* 2476 * Is the wanted vty open? Don't allow switching to a closed vty. 2477 * If we are in DDB, don't switch to a vty in the VT_PROCESS mode. 2478 * Note that we always allow the user to switch to the kernel 2479 * console even if it is closed. 2480 */ 2481 if ((sc_console == NULL) || (next_scr != sc_console->index)) { 2482 tp = SC_DEV(sc, next_scr); 2483 if (!tty_opened_ns(tp)) { 2484 splx(s); 2485 sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION); 2486 DPRINTF(5, ("error 2, requested vty isn't open!\n")); 2487 return EINVAL; 2488 } 2489 if (kdb_active && SC_STAT(tp)->smode.mode == VT_PROCESS) { 2490 splx(s); 2491 DPRINTF(5, ("error 3, requested vty is in the VT_PROCESS mode\n")); 2492 return EINVAL; 2493 } 2494 } 2495 2496 /* this is the start of vty switching process... */ 2497 ++sc->switch_in_progress; 2498 sc->old_scp = cur_scp; 2499 sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr)); 2500 if (sc->new_scp == sc->old_scp) { 2501 sc->switch_in_progress = 0; 2502 /* 2503 * XXX wakeup() locks the scheduler lock which will hang if 2504 * the lock is in an in-between state, e.g., when we stop at 2505 * a breakpoint at fork_exit. It has always been wrong to call 2506 * wakeup() when the debugger is active. In RELENG_4, wakeup() 2507 * is supposed to be locked by splhigh(), but the debugger may 2508 * be invoked at splhigh(). 2509 */ 2510 if (!kdb_active) 2511 wakeup(VTY_WCHAN(sc,next_scr)); 2512 splx(s); 2513 DPRINTF(5, ("switch done (new == old)\n")); 2514 return 0; 2515 } 2516 2517 /* has controlling process died? */ 2518 vt_proc_alive(sc->old_scp); 2519 vt_proc_alive(sc->new_scp); 2520 2521 /* wait for the controlling process to release the screen, if necessary */ 2522 if (signal_vt_rel(sc->old_scp)) { 2523 splx(s); 2524 return 0; 2525 } 2526 2527 /* go set up the new vty screen */ 2528 splx(s); 2529 exchange_scr(sc); 2530 s = spltty(); 2531 2532 /* wake up processes waiting for this vty */ 2533 if (!kdb_active) 2534 wakeup(VTY_WCHAN(sc,next_scr)); 2535 2536 /* wait for the controlling process to acknowledge, if necessary */ 2537 if (signal_vt_acq(sc->cur_scp)) { 2538 splx(s); 2539 return 0; 2540 } 2541 2542 sc->switch_in_progress = 0; 2543 if (sc->unit == sc_console_unit) 2544 cnavailable(sc_consptr, TRUE); 2545 splx(s); 2546 DPRINTF(5, ("switch done\n")); 2547 2548 return 0; 2549} 2550 2551static int 2552do_switch_scr(sc_softc_t *sc, int s) 2553{ 2554 vt_proc_alive(sc->new_scp); 2555 2556 splx(s); 2557 exchange_scr(sc); 2558 s = spltty(); 2559 /* sc->cur_scp == sc->new_scp */ 2560 wakeup(VTY_WCHAN(sc,sc->cur_scp->index)); 2561 2562 /* wait for the controlling process to acknowledge, if necessary */ 2563 if (!signal_vt_acq(sc->cur_scp)) { 2564 sc->switch_in_progress = 0; 2565 if (sc->unit == sc_console_unit) 2566 cnavailable(sc_consptr, TRUE); 2567 } 2568 2569 return s; 2570} 2571 2572static int 2573vt_proc_alive(scr_stat *scp) 2574{ 2575 struct proc *p; 2576 2577 if (scp->proc) { 2578 if ((p = pfind(scp->pid)) != NULL) 2579 PROC_UNLOCK(p); 2580 if (scp->proc == p) 2581 return TRUE; 2582 scp->proc = NULL; 2583 scp->smode.mode = VT_AUTO; 2584 DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); 2585 } 2586 return FALSE; 2587} 2588 2589static int 2590signal_vt_rel(scr_stat *scp) 2591{ 2592 if (scp->smode.mode != VT_PROCESS) 2593 return FALSE; 2594 scp->status |= SWITCH_WAIT_REL; 2595 PROC_LOCK(scp->proc); 2596 kern_psignal(scp->proc, scp->smode.relsig); 2597 PROC_UNLOCK(scp->proc); 2598 DPRINTF(5, ("sending relsig to %d\n", scp->pid)); 2599 return TRUE; 2600} 2601 2602static int 2603signal_vt_acq(scr_stat *scp) 2604{ 2605 if (scp->smode.mode != VT_PROCESS) 2606 return FALSE; 2607 if (scp->sc->unit == sc_console_unit) 2608 cnavailable(sc_consptr, FALSE); 2609 scp->status |= SWITCH_WAIT_ACQ; 2610 PROC_LOCK(scp->proc); 2611 kern_psignal(scp->proc, scp->smode.acqsig); 2612 PROC_UNLOCK(scp->proc); 2613 DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); 2614 return TRUE; 2615} 2616 2617static int 2618finish_vt_rel(scr_stat *scp, int release, int *s) 2619{ 2620 if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) { 2621 scp->status &= ~SWITCH_WAIT_REL; 2622 if (release) 2623 *s = do_switch_scr(scp->sc, *s); 2624 else 2625 scp->sc->switch_in_progress = 0; 2626 return 0; 2627 } 2628 return EINVAL; 2629} 2630 2631static int 2632finish_vt_acq(scr_stat *scp) 2633{ 2634 if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) { 2635 scp->status &= ~SWITCH_WAIT_ACQ; 2636 scp->sc->switch_in_progress = 0; 2637 return 0; 2638 } 2639 return EINVAL; 2640} 2641 2642static void 2643exchange_scr(sc_softc_t *sc) 2644{ 2645 scr_stat *scp; 2646 2647 /* save the current state of video and keyboard */ 2648 sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); 2649 if (!ISGRAPHSC(sc->old_scp)) 2650 sc_remove_cursor_image(sc->old_scp); 2651 if (sc->old_scp->kbd_mode == K_XLATE) 2652 save_kbd_state(sc->old_scp); 2653 2654 /* set up the video for the new screen */ 2655 scp = sc->cur_scp = sc->new_scp; 2656#ifdef PC98 2657 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp) || ISUNKNOWNSC(sc->new_scp)) 2658#else 2659 if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) 2660#endif 2661 set_mode(scp); 2662#ifndef __sparc64__ 2663 else 2664 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2665 (void *)sc->adp->va_window, FALSE); 2666#endif 2667 scp->status |= MOUSE_HIDDEN; 2668 sc_move_cursor(scp, scp->xpos, scp->ypos); 2669 if (!ISGRAPHSC(scp)) 2670 sc_set_cursor_image(scp); 2671#ifndef SC_NO_PALETTE_LOADING 2672 if (ISGRAPHSC(sc->old_scp)) { 2673#ifdef SC_PIXEL_MODE 2674 if (sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT) 2675 vidd_load_palette(sc->adp, sc->palette2); 2676 else 2677#endif 2678 vidd_load_palette(sc->adp, sc->palette); 2679 } 2680#endif 2681 sc_set_border(scp, scp->border); 2682 2683 /* set up the keyboard for the new screen */ 2684 if (sc->grab_level == 0 && sc->old_scp->kbd_mode != scp->kbd_mode) 2685 (void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); 2686 update_kbd_state(scp, scp->status, LOCK_MASK); 2687 2688 mark_all(scp); 2689} 2690 2691static void 2692sc_puts(scr_stat *scp, u_char *buf, int len, int kernel) 2693{ 2694 int need_unlock = 0; 2695 2696#ifdef DEV_SPLASH 2697 /* make screensaver happy */ 2698 if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only) 2699 run_scrn_saver = FALSE; 2700#endif 2701 2702 if (scp->tsw) { 2703 if (!kdb_active && !mtx_owned(&scp->sc->scr_lock)) { 2704 need_unlock = 1; 2705 mtx_lock_spin(&scp->sc->scr_lock); 2706 } 2707 (*scp->tsw->te_puts)(scp, buf, len, kernel); 2708 if (need_unlock) 2709 mtx_unlock_spin(&scp->sc->scr_lock); 2710 } 2711 2712 if (scp->sc->delayed_next_scr) 2713 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 2714} 2715 2716void 2717sc_draw_cursor_image(scr_stat *scp) 2718{ 2719 /* assert(scp == scp->sc->cur_scp); */ 2720 SC_VIDEO_LOCK(scp->sc); 2721 (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, 2722 scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE, 2723 sc_inside_cutmark(scp, scp->cursor_pos)); 2724 scp->cursor_oldpos = scp->cursor_pos; 2725 SC_VIDEO_UNLOCK(scp->sc); 2726} 2727 2728void 2729sc_remove_cursor_image(scr_stat *scp) 2730{ 2731 /* assert(scp == scp->sc->cur_scp); */ 2732 SC_VIDEO_LOCK(scp->sc); 2733 (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, 2734 scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE, 2735 sc_inside_cutmark(scp, scp->cursor_oldpos)); 2736 SC_VIDEO_UNLOCK(scp->sc); 2737} 2738 2739static void 2740update_cursor_image(scr_stat *scp) 2741{ 2742 /* assert(scp == scp->sc->cur_scp); */ 2743 sc_remove_cursor_image(scp); 2744 sc_set_cursor_image(scp); 2745 sc_draw_cursor_image(scp); 2746} 2747 2748void 2749sc_set_cursor_image(scr_stat *scp) 2750{ 2751 scp->curs_attr.flags = scp->curr_curs_attr.flags; 2752 if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) { 2753 /* hidden cursor is internally represented as zero-height underline */ 2754 scp->curs_attr.flags = CONS_CHAR_CURSOR; 2755 scp->curs_attr.base = scp->curs_attr.height = 0; 2756 } else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) { 2757 scp->curs_attr.base = imin(scp->curr_curs_attr.base, 2758 scp->font_size - 1); 2759 scp->curs_attr.height = imin(scp->curr_curs_attr.height, 2760 scp->font_size - scp->curs_attr.base); 2761 } else { /* block cursor */ 2762 scp->curs_attr.base = 0; 2763 scp->curs_attr.height = scp->font_size; 2764 } 2765 2766 /* assert(scp == scp->sc->cur_scp); */ 2767 SC_VIDEO_LOCK(scp->sc); 2768 (*scp->rndr->set_cursor)(scp, scp->curs_attr.base, scp->curs_attr.height, 2769 scp->curs_attr.flags & CONS_BLINK_CURSOR); 2770 SC_VIDEO_UNLOCK(scp->sc); 2771} 2772 2773static void 2774change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2775{ 2776 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) 2777 sc_remove_cursor_image(scp); 2778 2779 if (base >= 0) 2780 scp->curr_curs_attr.base = base; 2781 if (height >= 0) 2782 scp->curr_curs_attr.height = height; 2783 if (flags & CONS_RESET_CURSOR) 2784 scp->curr_curs_attr = scp->dflt_curs_attr; 2785 else 2786 scp->curr_curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2787 2788 if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) { 2789 sc_set_cursor_image(scp); 2790 sc_draw_cursor_image(scp); 2791 } 2792} 2793 2794void 2795sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height) 2796{ 2797 sc_softc_t *sc; 2798 struct tty *tp; 2799 int s; 2800 int i; 2801 2802 s = spltty(); 2803 if ((flags != -1) && (flags & CONS_LOCAL_CURSOR)) { 2804 /* local (per vty) change */ 2805 change_cursor_shape(scp, flags, base, height); 2806 splx(s); 2807 return; 2808 } 2809 2810 /* global change */ 2811 sc = scp->sc; 2812 if (base >= 0) 2813 sc->curs_attr.base = base; 2814 if (height >= 0) 2815 sc->curs_attr.height = height; 2816 if (flags != -1) { 2817 if (flags & CONS_RESET_CURSOR) 2818 sc->curs_attr = sc->dflt_curs_attr; 2819 else 2820 sc->curs_attr.flags = flags & CONS_CURSOR_ATTRS; 2821 } 2822 2823 for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) { 2824 if ((tp = SC_DEV(sc, i)) == NULL) 2825 continue; 2826 if ((scp = sc_get_stat(tp)) == NULL) 2827 continue; 2828 scp->dflt_curs_attr = sc->curs_attr; 2829 change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1); 2830 } 2831 splx(s); 2832} 2833 2834static void 2835scinit(int unit, int flags) 2836{ 2837 2838 /* 2839 * When syscons is being initialized as the kernel console, malloc() 2840 * is not yet functional, because various kernel structures has not been 2841 * fully initialized yet. Therefore, we need to declare the following 2842 * static buffers for the console. This is less than ideal, 2843 * but is necessry evil for the time being. XXX 2844 */ 2845#ifdef PC98 2846 static u_short sc_buffer[ROW*COL*2];/* XXX */ 2847#else 2848 static u_short sc_buffer[ROW*COL]; /* XXX */ 2849#endif 2850#ifndef SC_NO_FONT_LOADING 2851 static u_char font_8[256*8]; 2852 static u_char font_14[256*14]; 2853 static u_char font_16[256*16]; 2854#endif 2855 2856 sc_softc_t *sc; 2857 scr_stat *scp; 2858 video_adapter_t *adp; 2859 int col; 2860 int row; 2861 int i; 2862 2863 /* one time initialization */ 2864 if (init_done == COLD) 2865 sc_get_bios_values(&bios_value); 2866 init_done = WARM; 2867 2868 /* 2869 * Allocate resources. Even if we are being called for the second 2870 * time, we must allocate them again, because they might have 2871 * disappeared... 2872 */ 2873 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 2874 if ((sc->flags & SC_INIT_DONE) == 0) { 2875 mtx_init(&sc->scr_lock, "scrlock", NULL, MTX_SPIN); 2876 SC_VIDEO_LOCKINIT(sc); 2877 } 2878 2879 adp = NULL; 2880 if (sc->adapter >= 0) { 2881 vid_release(sc->adp, (void *)&sc->adapter); 2882 adp = sc->adp; 2883 sc->adp = NULL; 2884 } 2885 if (sc->keyboard >= 0) { 2886 DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); 2887 i = kbd_release(sc->kbd, (void *)&sc->keyboard); 2888 DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); 2889 if (sc->kbd != NULL) { 2890 DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n", 2891 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2892 } 2893 sc->kbd = NULL; 2894 } 2895 sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); 2896 sc->adp = vid_get_adapter(sc->adapter); 2897 /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ 2898 2899 sc->keyboard = sc_allocate_keyboard(sc, unit); 2900 DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); 2901 2902 sc->kbd = kbd_get_keyboard(sc->keyboard); 2903 if (sc->kbd != NULL) { 2904 DPRINTF(1, ("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", 2905 unit, sc->kbd->kb_index, sc->kbd->kb_unit, sc->kbd->kb_flags)); 2906 } 2907 2908 if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { 2909 2910 sc->initial_mode = sc->adp->va_initial_mode; 2911 2912#ifndef SC_NO_FONT_LOADING 2913 if (flags & SC_KERNEL_CONSOLE) { 2914 sc->font_8 = font_8; 2915 sc->font_14 = font_14; 2916 sc->font_16 = font_16; 2917 } else if (sc->font_8 == NULL) { 2918 /* assert(sc_malloc) */ 2919 sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); 2920 sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); 2921 sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); 2922 } 2923#endif 2924 2925 /* extract the hardware cursor location and hide the cursor for now */ 2926 vidd_read_hw_cursor(sc->adp, &col, &row); 2927 vidd_set_hw_cursor(sc->adp, -1, -1); 2928 2929 /* set up the first console */ 2930 sc->first_vty = unit*MAXCONS; 2931 sc->vtys = MAXCONS; /* XXX: should be configurable */ 2932 if (flags & SC_KERNEL_CONSOLE) { 2933 /* 2934 * Set up devs structure but don't use it yet, calling make_dev() 2935 * might panic kernel. Wait for sc_attach_unit() to actually 2936 * create the devices. 2937 */ 2938 sc->dev = main_devs; 2939 scp = &main_console; 2940 init_scp(sc, sc->first_vty, scp); 2941 sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, 2942 (void *)sc_buffer, FALSE); 2943 2944 /* move cursors to the initial positions */ 2945 if (col >= scp->xsize) 2946 col = 0; 2947 if (row >= scp->ysize) 2948 row = scp->ysize - 1; 2949 scp->xpos = col; 2950 scp->ypos = row; 2951 scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; 2952 2953 if (sc_init_emulator(scp, SC_DFLT_TERM)) 2954 sc_init_emulator(scp, "*"); 2955 (*scp->tsw->te_default_attr)(scp, 2956 user_default.std_color, 2957 user_default.rev_color); 2958 } else { 2959 /* assert(sc_malloc) */ 2960 sc->dev = malloc(sizeof(struct tty *)*sc->vtys, M_DEVBUF, 2961 M_WAITOK|M_ZERO); 2962 sc->dev[0] = sc_alloc_tty(0, unit * MAXCONS); 2963 scp = alloc_scp(sc, sc->first_vty); 2964 SC_STAT(sc->dev[0]) = scp; 2965 } 2966 sc->cur_scp = scp; 2967 2968#ifndef __sparc64__ 2969 /* copy screen to temporary buffer */ 2970 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 2971 (void *)scp->sc->adp->va_window, FALSE); 2972 if (ISTEXTSC(scp)) 2973 sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); 2974#endif 2975 2976 if (bios_value.cursor_end < scp->font_size) 2977 sc->dflt_curs_attr.base = scp->font_size - 2978 bios_value.cursor_end - 1; 2979 else 2980 sc->dflt_curs_attr.base = 0; 2981 i = bios_value.cursor_end - bios_value.cursor_start + 1; 2982 sc->dflt_curs_attr.height = imin(i, scp->font_size); 2983 sc->dflt_curs_attr.flags = 0; 2984 sc->curs_attr = sc->dflt_curs_attr; 2985 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 2986 2987#ifndef SC_NO_SYSMOUSE 2988 sc_mouse_move(scp, scp->xpixel/2, scp->ypixel/2); 2989#endif 2990 if (!ISGRAPHSC(scp)) { 2991 sc_set_cursor_image(scp); 2992 sc_draw_cursor_image(scp); 2993 } 2994 2995 /* save font and palette */ 2996#ifndef SC_NO_FONT_LOADING 2997 sc->fonts_loaded = 0; 2998 if (ISFONTAVAIL(sc->adp->va_flags)) { 2999#ifdef SC_DFLT_FONT 3000 bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); 3001 bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); 3002 bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); 3003 sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; 3004 if (scp->font_size < 14) { 3005 sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256); 3006 } else if (scp->font_size >= 16) { 3007 sc_load_font(scp, 0, 16, 8, sc->font_16, 0, 256); 3008 } else { 3009 sc_load_font(scp, 0, 14, 8, sc->font_14, 0, 256); 3010 } 3011#else /* !SC_DFLT_FONT */ 3012 if (scp->font_size < 14) { 3013 sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256); 3014 sc->fonts_loaded = FONT_8; 3015 } else if (scp->font_size >= 16) { 3016 sc_save_font(scp, 0, 16, 8, sc->font_16, 0, 256); 3017 sc->fonts_loaded = FONT_16; 3018 } else { 3019 sc_save_font(scp, 0, 14, 8, sc->font_14, 0, 256); 3020 sc->fonts_loaded = FONT_14; 3021 } 3022#endif /* SC_DFLT_FONT */ 3023 /* FONT KLUDGE: always use the font page #0. XXX */ 3024 sc_show_font(scp, 0); 3025 } 3026#endif /* !SC_NO_FONT_LOADING */ 3027 3028#ifndef SC_NO_PALETTE_LOADING 3029 vidd_save_palette(sc->adp, sc->palette); 3030#ifdef SC_PIXEL_MODE 3031 for (i = 0; i < sizeof(sc->palette2); i++) 3032 sc->palette2[i] = i / 3; 3033#endif 3034#endif 3035 3036#ifdef DEV_SPLASH 3037 if (!(sc->flags & SC_SPLASH_SCRN)) { 3038 /* we are ready to put up the splash image! */ 3039 splash_init(sc->adp, scsplash_callback, sc); 3040 sc->flags |= SC_SPLASH_SCRN; 3041 } 3042#endif 3043 } 3044 3045 /* the rest is not necessary, if we have done it once */ 3046 if (sc->flags & SC_INIT_DONE) 3047 return; 3048 3049 /* initialize mapscrn arrays to a one to one map */ 3050 for (i = 0; i < sizeof(sc->scr_map); i++) 3051 sc->scr_map[i] = sc->scr_rmap[i] = i; 3052#ifdef PC98 3053 sc->scr_map[0x5c] = (u_char)0xfc; /* for backslash */ 3054#endif 3055 3056 sc->flags |= SC_INIT_DONE; 3057} 3058 3059static void 3060scterm(int unit, int flags) 3061{ 3062 sc_softc_t *sc; 3063 scr_stat *scp; 3064 3065 sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); 3066 if (sc == NULL) 3067 return; /* shouldn't happen */ 3068 3069#ifdef DEV_SPLASH 3070 /* this console is no longer available for the splash screen */ 3071 if (sc->flags & SC_SPLASH_SCRN) { 3072 splash_term(sc->adp); 3073 sc->flags &= ~SC_SPLASH_SCRN; 3074 } 3075#endif 3076 3077#if 0 /* XXX */ 3078 /* move the hardware cursor to the upper-left corner */ 3079 vidd_set_hw_cursor(sc->adp, 0, 0); 3080#endif 3081 3082 /* release the keyboard and the video card */ 3083 if (sc->keyboard >= 0) 3084 kbd_release(sc->kbd, &sc->keyboard); 3085 if (sc->adapter >= 0) 3086 vid_release(sc->adp, &sc->adapter); 3087 3088 /* stop the terminal emulator, if any */ 3089 scp = sc_get_stat(sc->dev[0]); 3090 if (scp->tsw) 3091 (*scp->tsw->te_term)(scp, &scp->ts); 3092 if (scp->ts != NULL) 3093 free(scp->ts, M_DEVBUF); 3094 mtx_destroy(&sc->scr_lock); 3095 mtx_destroy(&sc->video_mtx); 3096 3097 /* clear the structure */ 3098 if (!(flags & SC_KERNEL_CONSOLE)) { 3099 /* XXX: We need delete_dev() for this */ 3100 free(sc->dev, M_DEVBUF); 3101#if 0 3102 /* XXX: We need a ttyunregister for this */ 3103 free(sc->tty, M_DEVBUF); 3104#endif 3105#ifndef SC_NO_FONT_LOADING 3106 free(sc->font_8, M_DEVBUF); 3107 free(sc->font_14, M_DEVBUF); 3108 free(sc->font_16, M_DEVBUF); 3109#endif 3110 /* XXX vtb, history */ 3111 } 3112 bzero(sc, sizeof(*sc)); 3113 sc->keyboard = -1; 3114 sc->adapter = -1; 3115} 3116 3117static void 3118scshutdown(__unused void *arg, __unused int howto) 3119{ 3120 3121 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3122 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3123 KASSERT(sc_console->sc->cur_scp != NULL, 3124 ("sc_console->sc->cur_scp != NULL")); 3125 3126 sc_touch_scrn_saver(); 3127 if (!cold && 3128 sc_console->sc->cur_scp->index != sc_console->index && 3129 sc_console->sc->cur_scp->smode.mode == VT_AUTO && 3130 sc_console->smode.mode == VT_AUTO) 3131 sc_switch_scr(sc_console->sc, sc_console->index); 3132 shutdown_in_progress = TRUE; 3133} 3134 3135static void 3136scsuspend(__unused void *arg) 3137{ 3138 int retry; 3139 3140 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3141 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3142 KASSERT(sc_console->sc->cur_scp != NULL, 3143 ("sc_console->sc->cur_scp != NULL")); 3144 3145 sc_susp_scr = sc_console->sc->cur_scp->index; 3146 if (sc_no_suspend_vtswitch || 3147 sc_susp_scr == sc_console->index) { 3148 sc_touch_scrn_saver(); 3149 sc_susp_scr = -1; 3150 return; 3151 } 3152 for (retry = 0; retry < 10; retry++) { 3153 sc_switch_scr(sc_console->sc, sc_console->index); 3154 if (!sc_console->sc->switch_in_progress) 3155 break; 3156 pause("scsuspend", hz); 3157 } 3158 suspend_in_progress = TRUE; 3159} 3160 3161static void 3162scresume(__unused void *arg) 3163{ 3164 3165 KASSERT(sc_console != NULL, ("sc_console != NULL")); 3166 KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL")); 3167 KASSERT(sc_console->sc->cur_scp != NULL, 3168 ("sc_console->sc->cur_scp != NULL")); 3169 3170 suspend_in_progress = FALSE; 3171 if (sc_susp_scr < 0) { 3172 update_font(sc_console->sc->cur_scp); 3173 return; 3174 } 3175 sc_switch_scr(sc_console->sc, sc_susp_scr); 3176} 3177 3178int 3179sc_clean_up(scr_stat *scp) 3180{ 3181#ifdef DEV_SPLASH 3182 int error; 3183#endif 3184 3185 if (scp->sc->flags & SC_SCRN_BLANKED) { 3186 sc_touch_scrn_saver(); 3187#ifdef DEV_SPLASH 3188 if ((error = wait_scrn_saver_stop(scp->sc))) 3189 return error; 3190#endif 3191 } 3192 scp->status |= MOUSE_HIDDEN; 3193 sc_remove_mouse_image(scp); 3194 sc_remove_cutmarking(scp); 3195 return 0; 3196} 3197 3198void 3199sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) 3200{ 3201 sc_vtb_t new; 3202 sc_vtb_t old; 3203 3204 old = scp->vtb; 3205 sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); 3206 if (!discard && (old.vtb_flags & VTB_VALID)) { 3207 /* retain the current cursor position and buffer contants */ 3208 scp->cursor_oldpos = scp->cursor_pos; 3209 /* 3210 * This works only if the old buffer has the same size as or larger 3211 * than the new one. XXX 3212 */ 3213 sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); 3214 scp->vtb = new; 3215 } else { 3216 scp->vtb = new; 3217 sc_vtb_destroy(&old); 3218 } 3219 3220#ifndef SC_NO_SYSMOUSE 3221 /* move the mouse cursor at the center of the screen */ 3222 sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); 3223#endif 3224} 3225 3226static scr_stat 3227*alloc_scp(sc_softc_t *sc, int vty) 3228{ 3229 scr_stat *scp; 3230 3231 /* assert(sc_malloc) */ 3232 3233 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 3234 init_scp(sc, vty, scp); 3235 3236 sc_alloc_scr_buffer(scp, TRUE, TRUE); 3237 if (sc_init_emulator(scp, SC_DFLT_TERM)) 3238 sc_init_emulator(scp, "*"); 3239 3240#ifndef SC_NO_CUTPASTE 3241 sc_alloc_cut_buffer(scp, TRUE); 3242#endif 3243 3244#ifndef SC_NO_HISTORY 3245 sc_alloc_history_buffer(scp, 0, 0, TRUE); 3246#endif 3247 3248 return scp; 3249} 3250 3251static void 3252init_scp(sc_softc_t *sc, int vty, scr_stat *scp) 3253{ 3254 video_info_t info; 3255 3256 bzero(scp, sizeof(*scp)); 3257 3258 scp->index = vty; 3259 scp->sc = sc; 3260 scp->status = 0; 3261 scp->mode = sc->initial_mode; 3262 vidd_get_info(sc->adp, scp->mode, &info); 3263 if (info.vi_flags & V_INFO_GRAPHICS) { 3264 scp->status |= GRAPHICS_MODE; 3265 scp->xpixel = info.vi_width; 3266 scp->ypixel = info.vi_height; 3267 scp->xsize = info.vi_width/info.vi_cwidth; 3268 scp->ysize = info.vi_height/info.vi_cheight; 3269 scp->font_size = 0; 3270 scp->font = NULL; 3271 } else { 3272 scp->xsize = info.vi_width; 3273 scp->ysize = info.vi_height; 3274 scp->xpixel = scp->xsize*info.vi_cwidth; 3275 scp->ypixel = scp->ysize*info.vi_cheight; 3276 } 3277 3278 scp->font_size = info.vi_cheight; 3279 scp->font_width = info.vi_cwidth; 3280#ifndef SC_NO_FONT_LOADING 3281 if (info.vi_cheight < 14) 3282 scp->font = sc->font_8; 3283 else if (info.vi_cheight >= 16) 3284 scp->font = sc->font_16; 3285 else 3286 scp->font = sc->font_14; 3287#else 3288 scp->font = NULL; 3289#endif 3290 3291 sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); 3292#ifndef __sparc64__ 3293 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); 3294#endif 3295 scp->xoff = scp->yoff = 0; 3296 scp->xpos = scp->ypos = 0; 3297 scp->start = scp->xsize * scp->ysize - 1; 3298 scp->end = 0; 3299 scp->tsw = NULL; 3300 scp->ts = NULL; 3301 scp->rndr = NULL; 3302 scp->border = (SC_NORM_ATTR >> 4) & 0x0f; 3303 scp->curr_curs_attr = scp->dflt_curs_attr = sc->curs_attr; 3304 scp->mouse_cut_start = scp->xsize*scp->ysize; 3305 scp->mouse_cut_end = -1; 3306 scp->mouse_signal = 0; 3307 scp->mouse_pid = 0; 3308 scp->mouse_proc = NULL; 3309 scp->kbd_mode = K_XLATE; 3310 scp->bell_pitch = bios_value.bell_pitch; 3311 scp->bell_duration = BELL_DURATION; 3312 scp->status |= (bios_value.shift_state & NLKED); 3313 scp->status |= CURSOR_ENABLED | MOUSE_HIDDEN; 3314 scp->pid = 0; 3315 scp->proc = NULL; 3316 scp->smode.mode = VT_AUTO; 3317 scp->history = NULL; 3318 scp->history_pos = 0; 3319 scp->history_size = 0; 3320} 3321 3322int 3323sc_init_emulator(scr_stat *scp, char *name) 3324{ 3325 sc_term_sw_t *sw; 3326 sc_rndr_sw_t *rndr; 3327 void *p; 3328 int error; 3329 3330 if (name == NULL) /* if no name is given, use the current emulator */ 3331 sw = scp->tsw; 3332 else /* ...otherwise find the named emulator */ 3333 sw = sc_term_match(name); 3334 if (sw == NULL) 3335 return EINVAL; 3336 3337 rndr = NULL; 3338 if (strcmp(sw->te_renderer, "*") != 0) { 3339 rndr = sc_render_match(scp, sw->te_renderer, 3340 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3341 } 3342 if (rndr == NULL) { 3343 rndr = sc_render_match(scp, scp->sc->adp->va_name, 3344 scp->status & (GRAPHICS_MODE | PIXEL_MODE)); 3345 if (rndr == NULL) 3346 return ENODEV; 3347 } 3348 3349 if (sw == scp->tsw) { 3350 error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT); 3351 scp->rndr = rndr; 3352 scp->rndr->init(scp); 3353 sc_clear_screen(scp); 3354 /* assert(error == 0); */ 3355 return error; 3356 } 3357 3358 if (sc_malloc && (sw->te_size > 0)) 3359 p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT); 3360 else 3361 p = NULL; 3362 error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT); 3363 if (error) 3364 return error; 3365 3366 if (scp->tsw) 3367 (*scp->tsw->te_term)(scp, &scp->ts); 3368 if (scp->ts != NULL) 3369 free(scp->ts, M_DEVBUF); 3370 scp->tsw = sw; 3371 scp->ts = p; 3372 scp->rndr = rndr; 3373 scp->rndr->init(scp); 3374 3375 /* XXX */ 3376 (*sw->te_default_attr)(scp, user_default.std_color, user_default.rev_color); 3377 sc_clear_screen(scp); 3378 3379 return 0; 3380} 3381 3382/* 3383 * scgetc(flags) - get character from keyboard. 3384 * If flags & SCGETC_CN, then avoid harmful side effects. 3385 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3386 * return NOKEY if there is nothing there. 3387 */ 3388static u_int 3389scgetc(sc_softc_t *sc, u_int flags, struct sc_cnstate *sp) 3390{ 3391 scr_stat *scp; 3392#ifndef SC_NO_HISTORY 3393 struct tty *tp; 3394#endif 3395 u_int c; 3396 int this_scr; 3397 int f; 3398 int i; 3399 3400 if (sc->kbd == NULL) 3401 return NOKEY; 3402 3403next_code: 3404#if 1 3405 /* I don't like this, but... XXX */ 3406 if (flags & SCGETC_CN) 3407 sccnupdate(sc->cur_scp); 3408#endif 3409 scp = sc->cur_scp; 3410 /* first see if there is something in the keyboard port */ 3411 for (;;) { 3412 c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); 3413 if (c == ERRKEY) { 3414 if (!(flags & SCGETC_CN)) 3415 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3416 } else if (c == NOKEY) 3417 return c; 3418 else 3419 break; 3420 } 3421 3422 /* make screensaver happy */ 3423 if (!(c & RELKEY)) 3424 sc_touch_scrn_saver(); 3425 3426 if (!(flags & SCGETC_CN)) 3427 random_harvest_queue(&c, sizeof(c), 1, RANDOM_KEYBOARD); 3428 3429 if (sc->grab_level == 0 && scp->kbd_mode != K_XLATE) 3430 return KEYCHAR(c); 3431 3432 /* if scroll-lock pressed allow history browsing */ 3433 if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { 3434 3435 scp->status &= ~CURSOR_ENABLED; 3436 sc_remove_cursor_image(scp); 3437 3438#ifndef SC_NO_HISTORY 3439 if (!(scp->status & BUFFER_SAVED)) { 3440 scp->status |= BUFFER_SAVED; 3441 sc_hist_save(scp); 3442 } 3443 switch (c) { 3444 /* FIXME: key codes */ 3445 case SPCLKEY | FKEY | F(49): /* home key */ 3446 sc_remove_cutmarking(scp); 3447 sc_hist_home(scp); 3448 goto next_code; 3449 3450 case SPCLKEY | FKEY | F(57): /* end key */ 3451 sc_remove_cutmarking(scp); 3452 sc_hist_end(scp); 3453 goto next_code; 3454 3455 case SPCLKEY | FKEY | F(50): /* up arrow key */ 3456 sc_remove_cutmarking(scp); 3457 if (sc_hist_up_line(scp)) 3458 if (!(flags & SCGETC_CN)) 3459 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3460 goto next_code; 3461 3462 case SPCLKEY | FKEY | F(58): /* down arrow key */ 3463 sc_remove_cutmarking(scp); 3464 if (sc_hist_down_line(scp)) 3465 if (!(flags & SCGETC_CN)) 3466 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3467 goto next_code; 3468 3469 case SPCLKEY | FKEY | F(51): /* page up key */ 3470 sc_remove_cutmarking(scp); 3471 for (i=0; i<scp->ysize; i++) 3472 if (sc_hist_up_line(scp)) { 3473 if (!(flags & SCGETC_CN)) 3474 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3475 break; 3476 } 3477 goto next_code; 3478 3479 case SPCLKEY | FKEY | F(59): /* page down key */ 3480 sc_remove_cutmarking(scp); 3481 for (i=0; i<scp->ysize; i++) 3482 if (sc_hist_down_line(scp)) { 3483 if (!(flags & SCGETC_CN)) 3484 sc_bell(scp, bios_value.bell_pitch, BELL_DURATION); 3485 break; 3486 } 3487 goto next_code; 3488 } 3489#endif /* SC_NO_HISTORY */ 3490 } 3491 3492 /* 3493 * Process and consume special keys here. Return a plain char code 3494 * or a char code with the META flag or a function key code. 3495 */ 3496 if (c & RELKEY) { 3497 /* key released */ 3498 /* goto next_code */ 3499 } else { 3500 /* key pressed */ 3501 if (c & SPCLKEY) { 3502 c &= ~SPCLKEY; 3503 switch (KEYCHAR(c)) { 3504 /* LOCKING KEYS */ 3505 case NLK: case CLK: case ALK: 3506 break; 3507 case SLK: 3508 (void)kbdd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); 3509 if (f & SLKED) { 3510 scp->status |= SLKED; 3511 } else { 3512 if (scp->status & SLKED) { 3513 scp->status &= ~SLKED; 3514#ifndef SC_NO_HISTORY 3515 if (scp->status & BUFFER_SAVED) { 3516 if (!sc_hist_restore(scp)) 3517 sc_remove_cutmarking(scp); 3518 scp->status &= ~BUFFER_SAVED; 3519 scp->status |= CURSOR_ENABLED; 3520 sc_draw_cursor_image(scp); 3521 } 3522 /* Only safe in Giant-locked context. */ 3523 tp = SC_DEV(sc, scp->index); 3524 if (!(flags & SCGETC_CN) && tty_opened_ns(tp)) 3525 sctty_outwakeup(tp); 3526#endif 3527 } 3528 } 3529 break; 3530 3531 case PASTE: 3532#ifndef SC_NO_CUTPASTE 3533 sc_mouse_paste(scp); 3534#endif 3535 break; 3536 3537 /* NON-LOCKING KEYS */ 3538 case NOP: 3539 case LSH: case RSH: case LCTR: case RCTR: 3540 case LALT: case RALT: case ASH: case META: 3541 break; 3542 3543 case BTAB: 3544 if (!(sc->flags & SC_SCRN_BLANKED)) 3545 return c; 3546 break; 3547 3548 case SPSC: 3549#ifdef DEV_SPLASH 3550 /* force activatation/deactivation of the screen saver */ 3551 if (!(sc->flags & SC_SCRN_BLANKED)) { 3552 run_scrn_saver = TRUE; 3553 sc->scrn_time_stamp -= scrn_blank_time; 3554 } 3555 if (cold) { 3556 /* 3557 * While devices are being probed, the screen saver need 3558 * to be invoked explicitly. XXX 3559 */ 3560 if (sc->flags & SC_SCRN_BLANKED) { 3561 scsplash_stick(FALSE); 3562 stop_scrn_saver(sc, current_saver); 3563 } else { 3564 if (!ISGRAPHSC(scp)) { 3565 scsplash_stick(TRUE); 3566 (*current_saver)(sc, TRUE); 3567 } 3568 } 3569 } 3570#endif /* DEV_SPLASH */ 3571 break; 3572 3573 case RBT: 3574#ifndef SC_DISABLE_REBOOT 3575 if (enable_reboot && !(flags & SCGETC_CN)) 3576 shutdown_nice(0); 3577#endif 3578 break; 3579 3580 case HALT: 3581#ifndef SC_DISABLE_REBOOT 3582 if (enable_reboot && !(flags & SCGETC_CN)) 3583 shutdown_nice(RB_HALT); 3584#endif 3585 break; 3586 3587 case PDWN: 3588#ifndef SC_DISABLE_REBOOT 3589 if (enable_reboot && !(flags & SCGETC_CN)) 3590 shutdown_nice(RB_HALT|RB_POWEROFF); 3591#endif 3592 break; 3593 3594 case SUSP: 3595 power_pm_suspend(POWER_SLEEP_STATE_SUSPEND); 3596 break; 3597 case STBY: 3598 power_pm_suspend(POWER_SLEEP_STATE_STANDBY); 3599 break; 3600 3601 case DBG: 3602#ifndef SC_DISABLE_KDBKEY 3603 if (enable_kdbkey) 3604 kdb_break(); 3605#endif 3606 break; 3607 3608 case PNC: 3609 if (enable_panic_key) 3610 panic("Forced by the panic key"); 3611 break; 3612 3613 case NEXT: 3614 this_scr = scp->index; 3615 for (i = (this_scr - sc->first_vty + 1)%sc->vtys; 3616 sc->first_vty + i != this_scr; 3617 i = (i + 1)%sc->vtys) { 3618 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3619 if (tty_opened_ns(tp)) { 3620 sc_switch_scr(scp->sc, sc->first_vty + i); 3621 break; 3622 } 3623 } 3624 break; 3625 3626 case PREV: 3627 this_scr = scp->index; 3628 for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; 3629 sc->first_vty + i != this_scr; 3630 i = (i + sc->vtys - 1)%sc->vtys) { 3631 struct tty *tp = SC_DEV(sc, sc->first_vty + i); 3632 if (tty_opened_ns(tp)) { 3633 sc_switch_scr(scp->sc, sc->first_vty + i); 3634 break; 3635 } 3636 } 3637 break; 3638 3639 default: 3640 if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { 3641 sc_switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); 3642 break; 3643 } 3644 /* assert(c & FKEY) */ 3645 if (!(sc->flags & SC_SCRN_BLANKED)) 3646 return c; 3647 break; 3648 } 3649 /* goto next_code */ 3650 } else { 3651 /* regular keys (maybe MKEY is set) */ 3652#if !defined(SC_DISABLE_KDBKEY) && defined(KDB) 3653 if (enable_kdbkey) 3654 kdb_alt_break(c, &sc->sc_altbrk); 3655#endif 3656 if (!(sc->flags & SC_SCRN_BLANKED)) 3657 return c; 3658 } 3659 } 3660 3661 goto next_code; 3662} 3663 3664static int 3665sctty_mmap(struct tty *tp, vm_ooffset_t offset, vm_paddr_t *paddr, 3666 int nprot, vm_memattr_t *memattr) 3667{ 3668 scr_stat *scp; 3669 3670 scp = sc_get_stat(tp); 3671 if (scp != scp->sc->cur_scp) 3672 return -1; 3673 return vidd_mmap(scp->sc->adp, offset, paddr, nprot, memattr); 3674} 3675 3676static void 3677update_font(scr_stat *scp) 3678{ 3679#ifndef SC_NO_FONT_LOADING 3680 /* load appropriate font */ 3681 if (!(scp->status & GRAPHICS_MODE)) { 3682 if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { 3683 if (scp->font_size < 14) { 3684 if (scp->sc->fonts_loaded & FONT_8) 3685 sc_load_font(scp, 0, 8, 8, scp->sc->font_8, 0, 256); 3686 } else if (scp->font_size >= 16) { 3687 if (scp->sc->fonts_loaded & FONT_16) 3688 sc_load_font(scp, 0, 16, 8, scp->sc->font_16, 0, 256); 3689 } else { 3690 if (scp->sc->fonts_loaded & FONT_14) 3691 sc_load_font(scp, 0, 14, 8, scp->sc->font_14, 0, 256); 3692 } 3693 /* 3694 * FONT KLUDGE: 3695 * This is an interim kludge to display correct font. 3696 * Always use the font page #0 on the video plane 2. 3697 * Somehow we cannot show the font in other font pages on 3698 * some video cards... XXX 3699 */ 3700 sc_show_font(scp, 0); 3701 } 3702 mark_all(scp); 3703 } 3704#endif /* !SC_NO_FONT_LOADING */ 3705} 3706 3707static int 3708save_kbd_state(scr_stat *scp) 3709{ 3710 int state; 3711 int error; 3712 3713 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3714 if (error == ENOIOCTL) 3715 error = ENODEV; 3716 if (error == 0) { 3717 scp->status &= ~LOCK_MASK; 3718 scp->status |= state; 3719 } 3720 return error; 3721} 3722 3723static int 3724update_kbd_state(scr_stat *scp, int new_bits, int mask) 3725{ 3726 int state; 3727 int error; 3728 3729 if (mask != LOCK_MASK) { 3730 error = kbdd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); 3731 if (error == ENOIOCTL) 3732 error = ENODEV; 3733 if (error) 3734 return error; 3735 state &= ~mask; 3736 state |= new_bits & mask; 3737 } else { 3738 state = new_bits & LOCK_MASK; 3739 } 3740 error = kbdd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); 3741 if (error == ENOIOCTL) 3742 error = ENODEV; 3743 return error; 3744} 3745 3746static int 3747update_kbd_leds(scr_stat *scp, int which) 3748{ 3749 int error; 3750 3751 which &= LOCK_MASK; 3752 error = kbdd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); 3753 if (error == ENOIOCTL) 3754 error = ENODEV; 3755 return error; 3756} 3757 3758int 3759set_mode(scr_stat *scp) 3760{ 3761 video_info_t info; 3762 3763 /* reject unsupported mode */ 3764 if (vidd_get_info(scp->sc->adp, scp->mode, &info)) 3765 return 1; 3766 3767 /* if this vty is not currently showing, do nothing */ 3768 if (scp != scp->sc->cur_scp) 3769 return 0; 3770 3771 /* setup video hardware for the given mode */ 3772 vidd_set_mode(scp->sc->adp, scp->mode); 3773 scp->rndr->init(scp); 3774#ifndef __sparc64__ 3775 sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, 3776 (void *)scp->sc->adp->va_window, FALSE); 3777#endif 3778 3779 update_font(scp); 3780 3781 sc_set_border(scp, scp->border); 3782 sc_set_cursor_image(scp); 3783 3784 return 0; 3785} 3786 3787void 3788sc_set_border(scr_stat *scp, int color) 3789{ 3790 SC_VIDEO_LOCK(scp->sc); 3791 (*scp->rndr->draw_border)(scp, color); 3792 SC_VIDEO_UNLOCK(scp->sc); 3793} 3794 3795#ifndef SC_NO_FONT_LOADING 3796void 3797sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3798 int base, int count) 3799{ 3800 sc_softc_t *sc; 3801 3802 sc = scp->sc; 3803 sc->font_loading_in_progress = TRUE; 3804 vidd_load_font(sc->adp, page, size, width, buf, base, count); 3805 sc->font_loading_in_progress = FALSE; 3806} 3807 3808void 3809sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf, 3810 int base, int count) 3811{ 3812 sc_softc_t *sc; 3813 3814 sc = scp->sc; 3815 sc->font_loading_in_progress = TRUE; 3816 vidd_save_font(sc->adp, page, size, width, buf, base, count); 3817 sc->font_loading_in_progress = FALSE; 3818} 3819 3820void 3821sc_show_font(scr_stat *scp, int page) 3822{ 3823 vidd_show_font(scp->sc->adp, page); 3824} 3825#endif /* !SC_NO_FONT_LOADING */ 3826 3827void 3828sc_paste(scr_stat *scp, const u_char *p, int count) 3829{ 3830 struct tty *tp; 3831 u_char *rmap; 3832 3833 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3834 if (!tty_opened_ns(tp)) 3835 return; 3836 rmap = scp->sc->scr_rmap; 3837 for (; count > 0; --count) 3838 ttydisc_rint(tp, rmap[*p++], 0); 3839 ttydisc_rint_done(tp); 3840} 3841 3842void 3843sc_respond(scr_stat *scp, const u_char *p, int count, int wakeup) 3844{ 3845 struct tty *tp; 3846 3847 tp = SC_DEV(scp->sc, scp->sc->cur_scp->index); 3848 if (!tty_opened_ns(tp)) 3849 return; 3850 ttydisc_rint_simple(tp, p, count); 3851 if (wakeup) { 3852 /* XXX: we can't always call ttydisc_rint_done() here! */ 3853 ttydisc_rint_done(tp); 3854 } 3855} 3856 3857void 3858sc_bell(scr_stat *scp, int pitch, int duration) 3859{ 3860 if (cold || kdb_active || shutdown_in_progress || !enable_bell) 3861 return; 3862 3863 if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) 3864 return; 3865 3866 if (scp->sc->flags & SC_VISUAL_BELL) { 3867 if (scp->sc->blink_in_progress) 3868 return; 3869 scp->sc->blink_in_progress = 3; 3870 if (scp != scp->sc->cur_scp) 3871 scp->sc->blink_in_progress += 2; 3872 blink_screen(scp->sc->cur_scp); 3873 } else if (duration != 0 && pitch != 0) { 3874 if (scp != scp->sc->cur_scp) 3875 pitch *= 2; 3876 sysbeep(1193182 / pitch, duration); 3877 } 3878} 3879 3880static void 3881blink_screen(void *arg) 3882{ 3883 scr_stat *scp = arg; 3884 struct tty *tp; 3885 3886 if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { 3887 scp->sc->blink_in_progress = 0; 3888 mark_all(scp); 3889 tp = SC_DEV(scp->sc, scp->index); 3890 if (tty_opened_ns(tp)) 3891 sctty_outwakeup(tp); 3892 if (scp->sc->delayed_next_scr) 3893 sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); 3894 } 3895 else { 3896 (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, 3897 scp->sc->blink_in_progress & 1); 3898 scp->sc->blink_in_progress--; 3899 callout_reset_sbt(&scp->sc->cblink, SBT_1S / 15, 0, 3900 blink_screen, scp, C_PREL(0)); 3901 } 3902} 3903 3904/* 3905 * Until sc_attach_unit() gets called no dev structures will be available 3906 * to store the per-screen current status. This is the case when the 3907 * kernel is initially booting and needs access to its console. During 3908 * this early phase of booting the console's current status is kept in 3909 * one statically defined scr_stat structure, and any pointers to the 3910 * dev structures will be NULL. 3911 */ 3912 3913static scr_stat * 3914sc_get_stat(struct tty *tp) 3915{ 3916 if (tp == NULL) 3917 return (&main_console); 3918 return (SC_STAT(tp)); 3919} 3920 3921/* 3922 * Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and, 3923 * if found, add all non-busy keyboards to "kbdmux". Otherwise look for 3924 * any keyboard. 3925 */ 3926 3927static int 3928sc_allocate_keyboard(sc_softc_t *sc, int unit) 3929{ 3930 int idx0, idx; 3931 keyboard_t *k0, *k; 3932 keyboard_info_t ki; 3933 3934 idx0 = kbd_allocate("kbdmux", -1, (void *)&sc->keyboard, sckbdevent, sc); 3935 if (idx0 != -1) { 3936 k0 = kbd_get_keyboard(idx0); 3937 3938 for (idx = kbd_find_keyboard2("*", -1, 0); 3939 idx != -1; 3940 idx = kbd_find_keyboard2("*", -1, idx + 1)) { 3941 k = kbd_get_keyboard(idx); 3942 3943 if (idx == idx0 || KBD_IS_BUSY(k)) 3944 continue; 3945 3946 bzero(&ki, sizeof(ki)); 3947 strcpy(ki.kb_name, k->kb_name); 3948 ki.kb_unit = k->kb_unit; 3949 3950 (void)kbdd_ioctl(k0, KBADDKBD, (caddr_t) &ki); 3951 } 3952 } else 3953 idx0 = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); 3954 3955 return (idx0); 3956} 3957