syscons.c revision 29875
1/*- 2 * Copyright (c) 1992-1997 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer 10 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software withough specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $Id: syscons.c,v 1.232 1997/09/14 03:19:27 peter Exp $ 29 */ 30 31#include "sc.h" 32#include "apm.h" 33#include "opt_ddb.h" 34#include "opt_syscons.h" 35 36#if NSC > 0 37#include <sys/param.h> 38#include <sys/systm.h> 39#include <sys/conf.h> 40#include <sys/proc.h> 41#include <sys/signalvar.h> 42#include <sys/tty.h> 43#include <sys/kernel.h> 44#include <sys/malloc.h> 45#ifdef DEVFS 46#include <sys/devfsext.h> 47#endif 48 49#include <machine/clock.h> 50#include <machine/cons.h> 51#include <machine/console.h> 52#include <machine/md_var.h> 53#include <machine/psl.h> 54#include <machine/frame.h> 55#include <machine/pc/display.h> 56#include <machine/apm_bios.h> 57#include <machine/random.h> 58 59#include <vm/vm.h> 60#include <vm/vm_param.h> 61#include <vm/pmap.h> 62 63#include <i386/isa/isa.h> 64#include <i386/isa/isa_device.h> 65#include <i386/isa/timerreg.h> 66#include <i386/isa/kbdtables.h> 67#include <i386/isa/kbdio.h> 68#include <i386/isa/syscons.h> 69 70#if !defined(MAXCONS) 71#define MAXCONS 16 72#endif 73 74#define COLD 0 75#define WARM 1 76 77/* XXX use sc_bcopy where video memory is concerned */ 78#define sc_bcopy generic_bcopy 79extern void generic_bcopy(const void *, void *, size_t); 80 81static default_attr user_default = { 82 (FG_LIGHTGREY | BG_BLACK) << 8, 83 (FG_BLACK | BG_LIGHTGREY) << 8 84}; 85 86static default_attr kernel_default = { 87 (FG_WHITE | BG_BLACK) << 8, 88 (FG_BLACK | BG_LIGHTGREY) << 8 89}; 90 91static scr_stat main_console; 92static scr_stat *console[MAXCONS]; 93#ifdef DEVFS 94static void *sc_devfs_token[MAXCONS]; 95#endif 96 scr_stat *cur_console; 97static scr_stat *new_scp, *old_scp; 98static term_stat kernel_console; 99static default_attr *current_default; 100static int flags = 0; 101static int sc_port = IO_KBD; 102static KBDC sc_kbdc = NULL; 103static char init_done = COLD; 104static u_short sc_buffer[ROW*COL]; 105static char switch_in_progress = FALSE; 106static char write_in_progress = FALSE; 107static char blink_in_progress = FALSE; 108static int blinkrate = 0; 109 u_int crtc_addr = MONO_BASE; 110 char crtc_type = KD_MONO; 111 char crtc_vga = FALSE; 112static u_char shfts = 0, ctls = 0, alts = 0, agrs = 0, metas = 0; 113static u_char nlkcnt = 0, clkcnt = 0, slkcnt = 0, alkcnt = 0; 114static const u_int n_fkey_tab = sizeof(fkey_tab) / sizeof(*fkey_tab); 115static int delayed_next_scr = FALSE; 116static long scrn_blank_time = 0; /* screen saver timeout value */ 117 int scrn_blanked = 0; /* screen saver active flag */ 118static long scrn_time_stamp; 119 u_char scr_map[256]; 120 u_char scr_rmap[256]; 121 char *video_mode_ptr = NULL; 122 int fonts_loaded = 0 123#ifdef STD8X16FONT 124 | FONT_16 125#endif 126 ; 127 128 char font_8[256*8]; 129 char font_14[256*14]; 130#ifdef STD8X16FONT 131extern 132#endif 133 unsigned char font_16[256*16]; 134 char palette[256*3]; 135static char vgaregs[64]; 136static char *cut_buffer; 137static u_short mouse_and_mask[16] = { 138 0xc000, 0xe000, 0xf000, 0xf800, 139 0xfc00, 0xfe00, 0xff00, 0xff80, 140 0xfe00, 0x1e00, 0x1f00, 0x0f00, 141 0x0f00, 0x0000, 0x0000, 0x0000 142 }; 143static u_short mouse_or_mask[16] = { 144 0x0000, 0x4000, 0x6000, 0x7000, 145 0x7800, 0x7c00, 0x7e00, 0x6800, 146 0x0c00, 0x0c00, 0x0600, 0x0600, 147 0x0000, 0x0000, 0x0000, 0x0000 148 }; 149 150static void none_saver(int blank) { } 151static void (*current_saver)(int blank) = none_saver; 152int (*sc_user_ioctl)(dev_t dev, int cmd, caddr_t data, 153 int flag, struct proc *p) = NULL; 154 155/* OS specific stuff */ 156#ifdef not_yet_done 157#define VIRTUAL_TTY(x) (sccons[x] = ttymalloc(sccons[x])) 158struct CONSOLE_TTY (sccons[MAXCONS] = ttymalloc(sccons[MAXCONS])) 159struct MOUSE_TTY (sccons[MAXCONS+1] = ttymalloc(sccons[MAXCONS+1])) 160struct tty *sccons[MAXCONS+2]; 161#else 162#define VIRTUAL_TTY(x) &sccons[x] 163#define CONSOLE_TTY &sccons[MAXCONS] 164#define MOUSE_TTY &sccons[MAXCONS+1] 165static struct tty sccons[MAXCONS+2]; 166#endif 167#define SC_MOUSE 128 168#define SC_CONSOLE 255 169#define MONO_BUF pa_to_va(0xB0000) 170#define CGA_BUF pa_to_va(0xB8000) 171u_short *Crtat; 172static const int nsccons = MAXCONS+2; 173 174#define WRAPHIST(scp, pointer, offset)\ 175 ((scp->history) + ((((pointer) - (scp->history)) + (scp->history_size)\ 176 + (offset)) % (scp->history_size))) 177#define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 178 179/* this should really be in `rtc.h' */ 180#define RTC_EQUIPMENT 0x14 181 182/* prototypes */ 183static int scattach(struct isa_device *dev); 184static int scparam(struct tty *tp, struct termios *t); 185static int scprobe(struct isa_device *dev); 186static int scvidprobe(int unit, int flags); 187static int sckbdprobe(int unit, int flags); 188static void scstart(struct tty *tp); 189static void scmousestart(struct tty *tp); 190static void scinit(void); 191static u_int scgetc(u_int flags); 192#define SCGETC_CN 1 193#define SCGETC_NONBLOCK 2 194static scr_stat *get_scr_stat(dev_t dev); 195static scr_stat *alloc_scp(void); 196static void init_scp(scr_stat *scp); 197static int get_scr_num(void); 198static timeout_t scrn_timer; 199static void stop_scrn_saver(void (*saver)(int)); 200static void clear_screen(scr_stat *scp); 201static int switch_scr(scr_stat *scp, u_int next_scr); 202static void exchange_scr(void); 203static inline void move_crsr(scr_stat *scp, int x, int y); 204static void scan_esc(scr_stat *scp, u_char c); 205static void draw_cursor_image(scr_stat *scp); 206static void remove_cursor_image(scr_stat *scp); 207static void ansi_put(scr_stat *scp, u_char *buf, int len); 208static u_char *get_fstr(u_int c, u_int *len); 209static void history_to_screen(scr_stat *scp); 210static int history_up_line(scr_stat *scp); 211static int history_down_line(scr_stat *scp); 212static int mask2attr(struct term_stat *term); 213static void set_keyboard(int command, int data); 214static void update_leds(int which); 215static void set_vgaregs(char *modetable); 216static void read_vgaregs(char *buf); 217static int comp_vgaregs(u_char *buf1, u_char *buf2); 218static void dump_vgaregs(u_char *buf); 219static void set_font_mode(void); 220static void set_normal_mode(void); 221static void set_destructive_cursor(scr_stat *scp); 222static void set_mouse_pos(scr_stat *scp); 223static void mouse_cut_start(scr_stat *scp); 224static void mouse_cut_end(scr_stat *scp); 225static void mouse_paste(scr_stat *scp); 226static void draw_mouse_image(scr_stat *scp); 227static void remove_mouse_image(scr_stat *scp); 228static void draw_cutmarking(scr_stat *scp); 229static void remove_cutmarking(scr_stat *scp); 230static void save_palette(void); 231static void do_bell(scr_stat *scp, int pitch, int duration); 232static timeout_t blink_screen; 233#ifdef SC_SPLASH_SCREEN 234static void toggle_splash_screen(scr_stat *scp); 235#endif 236 237struct isa_driver scdriver = { 238 scprobe, scattach, "sc", 1 239}; 240 241static d_open_t scopen; 242static d_close_t scclose; 243static d_read_t scread; 244static d_write_t scwrite; 245static d_ioctl_t scioctl; 246static d_devtotty_t scdevtotty; 247static d_mmap_t scmmap; 248 249#define CDEV_MAJOR 12 250static struct cdevsw scdevsw = { 251 scopen, scclose, scread, scwrite, 252 scioctl, nullstop, noreset, scdevtotty, 253 ttpoll, scmmap, nostrategy, "sc", NULL, -1 }; 254 255/* 256 * These functions need to be before calls to them so they can be inlined. 257 */ 258static inline void 259draw_cursor_image(scr_stat *scp) 260{ 261 u_short cursor_image, *ptr = Crtat + (scp->cursor_pos - scp->scr_buf); 262 u_short prev_image; 263 264 /* do we have a destructive cursor ? */ 265 if (flags & CHAR_CURSOR) { 266 prev_image = scp->cursor_saveunder; 267 cursor_image = *ptr & 0x00ff; 268 if (cursor_image == DEAD_CHAR) 269 cursor_image = prev_image & 0x00ff; 270 cursor_image |= *(scp->cursor_pos) & 0xff00; 271 scp->cursor_saveunder = cursor_image; 272 /* update the cursor bitmap if the char under the cursor has changed */ 273 if (prev_image != cursor_image) 274 set_destructive_cursor(scp); 275 /* modify cursor_image */ 276 if (!(flags & BLINK_CURSOR)||((flags & BLINK_CURSOR)&&(blinkrate & 4))){ 277 /* 278 * When the mouse pointer is at the same position as the cursor, 279 * the cursor bitmap needs to be updated even if the char under 280 * the cursor hasn't changed, because the mouse pionter may 281 * have moved by a few dots within the cursor cel. 282 */ 283 if ((prev_image == cursor_image) 284 && (cursor_image != *(scp->cursor_pos))) 285 set_destructive_cursor(scp); 286 cursor_image &= 0xff00; 287 cursor_image |= DEAD_CHAR; 288 } 289 } 290 else { 291 cursor_image = (*(ptr) & 0x00ff) | *(scp->cursor_pos) & 0xff00; 292 scp->cursor_saveunder = cursor_image; 293 if (!(flags & BLINK_CURSOR)||((flags & BLINK_CURSOR)&&(blinkrate & 4))){ 294 if ((cursor_image & 0x7000) == 0x7000) { 295 cursor_image &= 0x8fff; 296 if(!(cursor_image & 0x0700)) 297 cursor_image |= 0x0700; 298 } else { 299 cursor_image |= 0x7000; 300 if ((cursor_image & 0x0700) == 0x0700) 301 cursor_image &= 0xf0ff; 302 } 303 } 304 } 305 *ptr = cursor_image; 306} 307 308static inline void 309remove_cursor_image(scr_stat *scp) 310{ 311 *(Crtat + (scp->cursor_oldpos - scp->scr_buf)) = scp->cursor_saveunder; 312} 313 314static inline void 315move_crsr(scr_stat *scp, int x, int y) 316{ 317 if (x < 0) 318 x = 0; 319 if (y < 0) 320 y = 0; 321 if (x >= scp->xsize) 322 x = scp->xsize-1; 323 if (y >= scp->ysize) 324 y = scp->ysize-1; 325 scp->xpos = x; 326 scp->ypos = y; 327 scp->cursor_pos = scp->scr_buf + scp->ypos * scp->xsize + scp->xpos; 328} 329 330static int 331scprobe(struct isa_device *dev) 332{ 333 if (!scvidprobe(dev->id_unit, dev->id_flags)) { 334 if (bootverbose) 335 printf("sc%d: no video adapter is found.\n", dev->id_unit); 336 return (0); 337 } 338 339 sc_port = dev->id_iobase; 340 if (sckbdprobe(dev->id_unit, dev->id_flags)) 341 return (IO_KBDSIZE); 342 else 343 return ((dev->id_flags & DETECT_KBD) ? 0 : IO_KBDSIZE); 344} 345 346/* probe video adapters, return TRUE if found */ 347static int 348scvidprobe(int unit, int flags) 349{ 350 /* 351 * XXX don't try to `printf' anything here, the console may not have 352 * been configured yet. 353 */ 354 u_short volatile *cp; 355 u_short was; 356 u_long pa; 357 u_long segoff; 358 359 /* do this test only once */ 360 if (init_done != COLD) 361 return (Crtat != 0); 362 363 /* 364 * Finish defaulting crtc variables for a mono screen. Crtat is a 365 * bogus common variable so that it can be shared with pcvt, so it 366 * can't be statically initialized. XXX. 367 */ 368 Crtat = (u_short *)MONO_BUF; 369 crtc_type = KD_MONO; 370 /* If CGA memory seems to work, switch to color. */ 371 cp = (u_short *)CGA_BUF; 372 was = *cp; 373 *cp = (u_short) 0xA55A; 374 if (*cp == 0xA55A) { 375 Crtat = (u_short *)CGA_BUF; 376 crtc_addr = COLOR_BASE; 377 crtc_type = KD_CGA; 378 } else { 379 cp = Crtat; 380 was = *cp; 381 *cp = (u_short) 0xA55A; 382 if (*cp != 0xA55A) { 383 /* no screen at all, bail out */ 384 Crtat = 0; 385 return FALSE; 386 } 387 } 388 *cp = was; 389 390 /* 391 * Check rtc and BIOS date area. 392 * XXX: don't use BIOSDATA_EQUIPMENT, it is not a dead copy 393 * of RTC_EQUIPMENT. The bit 4 and 5 of the ETC_EQUIPMENT are 394 * zeros for EGA and VGA. However, the EGA/VGA BIOS will set 395 * these bits in BIOSDATA_EQUIPMENT according to the monitor 396 * type detected. 397 */ 398 switch ((rtcin(RTC_EQUIPMENT) >> 4) & 3) { /* bit 4 and 5 */ 399 case 0: /* EGA/VGA, or nothing */ 400 crtc_type = KD_EGA; 401 /* the color adapter may be in the 40x25 mode... XXX */ 402 break; 403 case 1: /* CGA 40x25 */ 404 /* switch to the 80x25 mode? XXX */ 405 /* FALL THROUGH */ 406 case 2: /* CGA 80x25 */ 407 /* `crtc_type' has already been set... */ 408 /* crtc_type = KD_CGA; */ 409 break; 410 case 3: /* MDA */ 411 /* `crtc_type' has already been set... */ 412 /* crtc_type = KD_MONO; */ 413 break; 414 } 415 416 /* is this a VGA or higher ? */ 417 outb(crtc_addr, 7); 418 if (inb(crtc_addr) == 7) { 419 420 crtc_type = KD_VGA; 421 crtc_vga = TRUE; 422 read_vgaregs(vgaregs); 423 424 /* Get the BIOS video mode pointer */ 425 segoff = *(u_long *)pa_to_va(0x4a8); 426 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 427 if (ISMAPPED(pa, sizeof(u_long))) { 428 segoff = *(u_long *)pa_to_va(pa); 429 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 430 if (ISMAPPED(pa, 64)) 431 video_mode_ptr = (char *)pa_to_va(pa); 432 } 433 } 434 435 return TRUE; 436} 437 438/* probe the keyboard, return TRUE if found */ 439static int 440sckbdprobe(int unit, int flags) 441{ 442 int codeset; 443 int c = -1; 444 int m; 445 446 sc_kbdc = kbdc_open(sc_port); 447 448 if (!kbdc_lock(sc_kbdc, TRUE)) { 449 /* driver error? */ 450 printf("sc%d: unable to lock the controller.\n", unit); 451 return ((flags & DETECT_KBD) ? FALSE : TRUE); 452 } 453 454 /* discard anything left after UserConfig */ 455 empty_both_buffers(sc_kbdc, 10); 456 457 /* save the current keyboard controller command byte */ 458 m = kbdc_get_device_mask(sc_kbdc) & ~KBD_KBD_CONTROL_BITS; 459 c = get_controller_command_byte(sc_kbdc); 460 if (c == -1) { 461 /* CONTROLLER ERROR */ 462 printf("sc%d: unable to get the current command byte value.\n", unit); 463 goto fail; 464 } 465 if (bootverbose) 466 printf("sc%d: the current keyboard controller command byte %04x\n", 467 unit, c); 468#if 0 469 /* override the keyboard lock switch */ 470 c |= KBD_OVERRIDE_KBD_LOCK; 471#endif 472 473 /* 474 * The keyboard may have been screwed up by the boot block. 475 * We may just be able to recover from error by testing the controller 476 * and the keyboard port. The controller command byte needs to be saved 477 * before this recovery operation, as some controllers seem to set 478 * the command byte to particular values. 479 */ 480 test_controller(sc_kbdc); 481 test_kbd_port(sc_kbdc); 482 483 /* enable the keyboard port, but disable the keyboard intr. */ 484 if (!set_controller_command_byte(sc_kbdc, 485 KBD_KBD_CONTROL_BITS, 486 KBD_ENABLE_KBD_PORT | KBD_DISABLE_KBD_INT)) { 487 /* CONTROLLER ERROR 488 * there is very little we can do... 489 */ 490 printf("sc%d: unable to set the command byte.\n", unit); 491 goto fail; 492 } 493 494 /* 495 * Check if we have an XT keyboard before we attempt to reset it. 496 * The procedure assumes that the keyboard and the controller have 497 * been set up properly by BIOS and have not been messed up 498 * during the boot process. 499 */ 500 codeset = -1; 501 if (flags & XT_KEYBD) 502 /* the user says there is a XT keyboard */ 503 codeset = 1; 504#ifdef DETECT_XT_KEYBOARD 505 else if ((c & KBD_TRANSLATION) == 0) { 506 /* SET_SCANCODE_SET is not always supported; ignore error */ 507 if (send_kbd_command_and_data(sc_kbdc, KBDC_SET_SCANCODE_SET, 0) 508 == KBD_ACK) 509 codeset = read_kbd_data(sc_kbdc); 510 } 511 if (bootverbose) 512 printf("sc%d: keyboard scancode set %d\n", unit, codeset); 513#endif /* DETECT_XT_KEYBOARD */ 514 515 if (flags & KBD_NORESET) { 516 write_kbd_command(sc_kbdc, KBDC_ECHO); 517 if (read_kbd_data(sc_kbdc) != KBD_ECHO) { 518 empty_both_buffers(sc_kbdc, 10); 519 test_controller(sc_kbdc); 520 test_kbd_port(sc_kbdc); 521 if (bootverbose) 522 printf("sc%d: failed to get response from the keyboard.\n", 523 unit); 524 goto fail; 525 } 526 } else { 527 /* reset keyboard hardware */ 528 if (!reset_kbd(sc_kbdc)) { 529 /* KEYBOARD ERROR 530 * Keyboard reset may fail either because the keyboard doen't 531 * exist, or because the keyboard doesn't pass the self-test, 532 * or the keyboard controller on the motherboard and the keyboard 533 * somehow fail to shake hands. It is just possible, particularly 534 * in the last case, that the keyoard controller may be left 535 * in a hung state. test_controller() and test_kbd_port() appear 536 * to bring the keyboard controller back (I don't know why and 537 * how, though.) 538 */ 539 empty_both_buffers(sc_kbdc, 10); 540 test_controller(sc_kbdc); 541 test_kbd_port(sc_kbdc); 542 /* We could disable the keyboard port and interrupt... but, 543 * the keyboard may still exist (see above). 544 */ 545 if (bootverbose) 546 printf("sc%d: failed to reset the keyboard.\n", unit); 547 goto fail; 548 } 549 } 550 551 /* 552 * Allow us to set the XT_KEYBD flag in UserConfig so that keyboards 553 * such as those on the IBM ThinkPad laptop computers can be used 554 * with the standard console driver. 555 */ 556 if (codeset == 1) { 557 if (send_kbd_command_and_data( 558 sc_kbdc, KBDC_SET_SCANCODE_SET, codeset) == KBD_ACK) { 559 /* XT kbd doesn't need scan code translation */ 560 c &= ~KBD_TRANSLATION; 561 } else { 562 /* KEYBOARD ERROR 563 * The XT kbd isn't usable unless the proper scan code set 564 * is selected. 565 */ 566 printf("sc%d: unable to set the XT keyboard mode.\n", unit); 567 goto fail; 568 } 569 } 570 /* enable the keyboard port and intr. */ 571 if (!set_controller_command_byte(sc_kbdc, 572 KBD_KBD_CONTROL_BITS | KBD_TRANSLATION | KBD_OVERRIDE_KBD_LOCK, 573 (c & (KBD_TRANSLATION | KBD_OVERRIDE_KBD_LOCK)) 574 | KBD_ENABLE_KBD_PORT | KBD_ENABLE_KBD_INT)) { 575 /* CONTROLLER ERROR 576 * This is serious; we are left with the disabled keyboard intr. 577 */ 578 printf("sc%d: unable to enable the keyboard port and intr.\n", unit); 579 goto fail; 580 } 581 582succeed: 583 kbdc_set_device_mask(sc_kbdc, m | KBD_KBD_CONTROL_BITS), 584 kbdc_lock(sc_kbdc, FALSE); 585 return TRUE; 586 587fail: 588 if (c != -1) 589 /* try to restore the command byte as before, if possible */ 590 set_controller_command_byte(sc_kbdc, 0xff, c); 591 kbdc_set_device_mask(sc_kbdc, 592 (flags & DETECT_KBD) ? m : m | KBD_KBD_CONTROL_BITS); 593 kbdc_lock(sc_kbdc, FALSE); 594 return FALSE; 595} 596 597#if NAPM > 0 598static int 599scresume(void *dummy) 600{ 601 shfts = ctls = alts = agrs = metas = 0; 602 return 0; 603} 604#endif 605 606static int 607scattach(struct isa_device *dev) 608{ 609 scr_stat *scp; 610 dev_t cdev = makedev(CDEV_MAJOR, 0); 611#ifdef DEVFS 612 int vc; 613#endif 614 615 scinit(); 616 flags = dev->id_flags; 617 if (!crtc_vga) 618 flags &= ~CHAR_CURSOR; 619 620 scp = console[0]; 621 622 if (crtc_vga) { 623 cut_buffer = (char *)malloc(scp->xsize*scp->ysize, M_DEVBUF, M_NOWAIT); 624 } 625 626 scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 627 M_DEVBUF, M_NOWAIT); 628 629 /* copy temporary buffer to final buffer */ 630 bcopy(sc_buffer, scp->scr_buf, scp->xsize * scp->ysize * sizeof(u_short)); 631 632 scp->cursor_pos = scp->cursor_oldpos = 633 scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; 634 scp->mouse_pos = scp->mouse_oldpos = 635 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 636 scp->mouse_xpos/8); 637 638 /* initialize history buffer & pointers */ 639 scp->history_head = scp->history_pos = scp->history = 640 (u_short *)malloc(scp->history_size*sizeof(u_short), 641 M_DEVBUF, M_NOWAIT); 642 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 643 644 /* initialize cursor stuff */ 645 if (!(scp->status & UNKNOWN_MODE)) 646 draw_cursor_image(scp); 647 648 /* get screen update going */ 649 scrn_timer(NULL); 650 651 update_leds(scp->status); 652 653 if (bootverbose) { 654 printf("sc%d: BIOS video mode:%d\n", 655 dev->id_unit, *(u_char *)pa_to_va(0x449)); 656 printf("sc%d: VGA registers upon power-up\n", dev->id_unit); 657 dump_vgaregs(vgaregs); 658 printf("sc%d: video mode:%d\n", dev->id_unit, scp->mode); 659 if (video_mode_ptr != NULL) { 660 printf("sc%d: VGA registers for mode:%d\n", 661 dev->id_unit, scp->mode); 662 dump_vgaregs(video_mode_ptr + (64*scp->mode)); 663 } 664 } 665 666 printf("sc%d: ", dev->id_unit); 667 switch(crtc_type) { 668 case KD_VGA: 669 if (crtc_addr == MONO_BASE) 670 printf("VGA mono"); 671 else 672 printf("VGA color"); 673 break; 674 case KD_EGA: 675 if (crtc_addr == MONO_BASE) 676 printf("EGA mono"); 677 else 678 printf("EGA color"); 679 break; 680 case KD_CGA: 681 printf("CGA"); 682 break; 683 case KD_MONO: 684 case KD_HERCULES: 685 default: 686 printf("MDA/hercules"); 687 break; 688 } 689 printf(" <%d virtual consoles, flags=0x%x>\n", MAXCONS, flags); 690 691#if NAPM > 0 692 scp->r_hook.ah_fun = scresume; 693 scp->r_hook.ah_arg = NULL; 694 scp->r_hook.ah_name = "system keyboard"; 695 scp->r_hook.ah_order = APM_MID_ORDER; 696 apm_hook_establish(APM_HOOK_RESUME , &scp->r_hook); 697#endif 698 699 cdevsw_add(&cdev, &scdevsw, NULL); 700 701#ifdef DEVFS 702 for (vc = 0; vc < MAXCONS; vc++) 703 sc_devfs_token[vc] = devfs_add_devswf(&scdevsw, vc, DV_CHR, UID_ROOT, 704 GID_WHEEL, 0600, "ttyv%n", vc); 705#endif 706 return 0; 707} 708 709struct tty 710*scdevtotty(dev_t dev) 711{ 712 int unit = minor(dev); 713 714 if (init_done == COLD) 715 return(NULL); 716 if (unit == SC_CONSOLE) 717 return CONSOLE_TTY; 718 if (unit == SC_MOUSE) 719 return MOUSE_TTY; 720 if (unit >= MAXCONS || unit < 0) 721 return(NULL); 722 return VIRTUAL_TTY(unit); 723} 724 725int 726scopen(dev_t dev, int flag, int mode, struct proc *p) 727{ 728 struct tty *tp = scdevtotty(dev); 729 730 if (!tp) 731 return(ENXIO); 732 733 tp->t_oproc = (minor(dev) == SC_MOUSE) ? scmousestart : scstart; 734 tp->t_param = scparam; 735 tp->t_dev = dev; 736 if (!(tp->t_state & TS_ISOPEN)) { 737 ttychars(tp); 738 /* Use the current setting of the <-- key as default VERASE. */ 739 /* If the Delete key is preferable, an stty is necessary */ 740 tp->t_cc[VERASE] = key_map.key[0x0e].map[0]; 741 tp->t_iflag = TTYDEF_IFLAG; 742 tp->t_oflag = TTYDEF_OFLAG; 743 tp->t_cflag = TTYDEF_CFLAG; 744 tp->t_lflag = TTYDEF_LFLAG; 745 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 746 scparam(tp, &tp->t_termios); 747 ttsetwater(tp); 748 (*linesw[tp->t_line].l_modem)(tp, 1); 749 } 750 else 751 if (tp->t_state & TS_XCLUDE && p->p_ucred->cr_uid != 0) 752 return(EBUSY); 753 if (minor(dev) < MAXCONS && !console[minor(dev)]) { 754 console[minor(dev)] = alloc_scp(); 755 } 756 if (minor(dev)<MAXCONS && !tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 757 tp->t_winsize.ws_col = console[minor(dev)]->xsize; 758 tp->t_winsize.ws_row = console[minor(dev)]->ysize; 759 } 760 return ((*linesw[tp->t_line].l_open)(dev, tp)); 761} 762 763int 764scclose(dev_t dev, int flag, int mode, struct proc *p) 765{ 766 struct tty *tp = scdevtotty(dev); 767 struct scr_stat *scp; 768 769 if (!tp) 770 return(ENXIO); 771 if (minor(dev) < MAXCONS) { 772 scp = get_scr_stat(tp->t_dev); 773 if (scp->status & SWITCH_WAIT_ACQ) 774 wakeup((caddr_t)&scp->smode); 775#if not_yet_done 776 if (scp == &main_console) { 777 scp->pid = 0; 778 scp->proc = NULL; 779 scp->smode.mode = VT_AUTO; 780 } 781 else { 782 free(scp->scr_buf, M_DEVBUF); 783 if (scp->history != NULL) 784 free(scp->history, M_DEVBUF); 785 free(scp, M_DEVBUF); 786 console[minor(dev)] = NULL; 787 } 788#else 789 scp->pid = 0; 790 scp->proc = NULL; 791 scp->smode.mode = VT_AUTO; 792#endif 793 } 794 spltty(); 795 (*linesw[tp->t_line].l_close)(tp, flag); 796 ttyclose(tp); 797 spl0(); 798 return(0); 799} 800 801int 802scread(dev_t dev, struct uio *uio, int flag) 803{ 804 struct tty *tp = scdevtotty(dev); 805 806 if (!tp) 807 return(ENXIO); 808 return((*linesw[tp->t_line].l_read)(tp, uio, flag)); 809} 810 811int 812scwrite(dev_t dev, struct uio *uio, int flag) 813{ 814 struct tty *tp = scdevtotty(dev); 815 816 if (!tp) 817 return(ENXIO); 818 return((*linesw[tp->t_line].l_write)(tp, uio, flag)); 819} 820 821void 822scintr(int unit) 823{ 824 static struct tty *cur_tty; 825 int c, len; 826 u_char *cp; 827 828 /* make screensaver happy */ 829 scrn_time_stamp = mono_time.tv_sec; 830 831 /* 832 * Loop while there is still input to get from the keyboard. 833 * I don't think this is nessesary, and it doesn't fix 834 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 835 */ 836 while ((c = scgetc(SCGETC_NONBLOCK)) != NOKEY) { 837 838 cur_tty = VIRTUAL_TTY(get_scr_num()); 839 if (!(cur_tty->t_state & TS_ISOPEN)) 840 if (!((cur_tty = CONSOLE_TTY)->t_state & TS_ISOPEN)) 841 continue; 842 843 switch (c & 0xff00) { 844 case 0x0000: /* normal key */ 845 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 846 break; 847 case FKEY: /* function key, return string */ 848 if (cp = get_fstr((u_int)c, (u_int *)&len)) { 849 while (len-- > 0) 850 (*linesw[cur_tty->t_line].l_rint)(*cp++ & 0xFF, cur_tty); 851 } 852 break; 853 case MKEY: /* meta is active, prepend ESC */ 854 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 855 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 856 break; 857 case BKEY: /* backtab fixed sequence (esc [ Z) */ 858 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 859 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 860 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 861 break; 862 } 863 } 864 865 if (cur_console->status & MOUSE_ENABLED) { 866 cur_console->status &= ~MOUSE_VISIBLE; 867 remove_mouse_image(cur_console); 868 } 869} 870 871static int 872scparam(struct tty *tp, struct termios *t) 873{ 874 tp->t_ispeed = t->c_ispeed; 875 tp->t_ospeed = t->c_ospeed; 876 tp->t_cflag = t->c_cflag; 877 return 0; 878} 879 880int 881scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) 882{ 883 int error; 884 u_int i; 885 struct tty *tp; 886 scr_stat *scp; 887 888 tp = scdevtotty(dev); 889 if (!tp) 890 return ENXIO; 891 scp = get_scr_stat(tp->t_dev); 892 893 /* If there is a user_ioctl function call that first */ 894 if (sc_user_ioctl) { 895 if (error = (*sc_user_ioctl)(dev, cmd, data, flag, p)) 896 return error; 897 } 898 899 switch (cmd) { /* process console hardware related ioctl's */ 900 901 case GIO_ATTR: /* get current attributes */ 902 *(int*)data = (scp->term.cur_attr >> 8) & 0xFF; 903 return 0; 904 905 case GIO_COLOR: /* is this a color console ? */ 906 if (crtc_addr == COLOR_BASE) 907 *(int*)data = 1; 908 else 909 *(int*)data = 0; 910 return 0; 911 912 case CONS_CURRENT: /* get current adapter type */ 913 *(int *)data = crtc_type; 914 return 0; 915 916 case CONS_GET: /* get current video mode */ 917 *(int*)data = scp->mode; 918 return 0; 919 920 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 921 if (*(int *)data < 0) 922 return EINVAL; 923 scrn_blank_time = *(int *)data; 924 if (scrn_blank_time == 0) 925 scrn_time_stamp = mono_time.tv_sec; 926 return 0; 927 928 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 929 if ((*(int*)data) & 0x01) 930 flags |= BLINK_CURSOR; 931 else 932 flags &= ~BLINK_CURSOR; 933 if ((*(int*)data) & 0x02) { 934 if (!crtc_vga) 935 return ENXIO; 936 flags |= CHAR_CURSOR; 937 } else 938 flags &= ~CHAR_CURSOR; 939 /* 940 * The cursor shape is global property; all virtual consoles 941 * are affected. Update the cursor in the current console... 942 */ 943 if (!(cur_console->status & UNKNOWN_MODE)) { 944 remove_cursor_image(cur_console); 945 if (flags & CHAR_CURSOR) 946 set_destructive_cursor(cur_console); 947 draw_cursor_image(cur_console); 948 } 949 return 0; 950 951 case CONS_BELLTYPE: /* set bell type sound/visual */ 952 if (*data) 953 flags |= VISUAL_BELL; 954 else 955 flags &= ~VISUAL_BELL; 956 return 0; 957 958 case CONS_HISTORY: /* set history size */ 959 if (*data) { 960 if (cur_console->status & BUFFER_SAVED) 961 return EBUSY; 962 if (scp->history != NULL) 963 free(scp->history, M_DEVBUF); 964 scp->history_size = max(scp->ysize, *(int *)data)*scp->xsize; 965 scp->history_head = scp->history_pos = scp->history = 966 (u_short *)malloc(scp->history_size*sizeof(u_short), 967 M_DEVBUF, M_WAITOK); 968 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 969 return 0; 970 } 971 else 972 return EINVAL; 973 974 case CONS_MOUSECTL: /* control mouse arrow */ 975 { 976 mouse_info_t *mouse = (mouse_info_t*)data; 977 978 if (!crtc_vga) 979 return ENXIO; 980 981 switch (mouse->operation) { 982 case MOUSE_MODE: 983 if (ISSIGVALID(mouse->u.mode.signal)) { 984 scp->mouse_signal = mouse->u.mode.signal; 985 scp->mouse_proc = p; 986 scp->mouse_pid = p->p_pid; 987 } 988 else { 989 scp->mouse_signal = 0; 990 scp->mouse_proc = NULL; 991 scp->mouse_pid = 0; 992 } 993 break; 994 995 case MOUSE_SHOW: 996 if (!(scp->status & MOUSE_ENABLED)) { 997 scp->status |= (MOUSE_ENABLED | MOUSE_VISIBLE); 998 scp->mouse_oldpos = scp->mouse_pos; 999 mark_all(scp); 1000 } 1001 else 1002 return EINVAL; 1003 break; 1004 1005 case MOUSE_HIDE: 1006 if (scp->status & MOUSE_ENABLED) { 1007 scp->status &= ~(MOUSE_ENABLED | MOUSE_VISIBLE); 1008 mark_all(scp); 1009 } 1010 else 1011 return EINVAL; 1012 break; 1013 1014 case MOUSE_MOVEABS: 1015 scp->mouse_xpos = mouse->u.data.x; 1016 scp->mouse_ypos = mouse->u.data.y; 1017 set_mouse_pos(scp); 1018 break; 1019 1020 case MOUSE_MOVEREL: 1021 scp->mouse_xpos += mouse->u.data.x; 1022 scp->mouse_ypos += mouse->u.data.y; 1023 set_mouse_pos(scp); 1024 break; 1025 1026 case MOUSE_GETINFO: 1027 mouse->u.data.x = scp->mouse_xpos; 1028 mouse->u.data.y = scp->mouse_ypos; 1029 mouse->u.data.buttons = scp->mouse_buttons; 1030 break; 1031 1032 case MOUSE_ACTION: 1033 /* this should maybe only be settable from /dev/consolectl SOS */ 1034 /* send out mouse event on /dev/sysmouse */ 1035 if (cur_console->status & MOUSE_ENABLED) 1036 cur_console->status |= MOUSE_VISIBLE; 1037 if ((MOUSE_TTY)->t_state & TS_ISOPEN) { 1038 u_char buf[5]; 1039 int i; 1040 1041 buf[0] = 0x80 | ((~mouse->u.data.buttons) & 0x07); 1042 buf[1] = (mouse->u.data.x & 0x1fe >> 1); 1043 buf[3] = (mouse->u.data.x & 0x1ff) - buf[1]; 1044 buf[2] = -(mouse->u.data.y & 0x1fe >> 1); 1045 buf[4] = -(mouse->u.data.y & 0x1ff) - buf[2]; 1046 for (i=0; i<5; i++) 1047 (*linesw[(MOUSE_TTY)->t_line].l_rint)(buf[i],MOUSE_TTY); 1048 } 1049 if (cur_console->mouse_signal) { 1050 cur_console->mouse_buttons = mouse->u.data.buttons; 1051 /* has controlling process died? */ 1052 if (cur_console->mouse_proc && 1053 (cur_console->mouse_proc != pfind(cur_console->mouse_pid))){ 1054 cur_console->mouse_signal = 0; 1055 cur_console->mouse_proc = NULL; 1056 cur_console->mouse_pid = 0; 1057 } 1058 else 1059 psignal(cur_console->mouse_proc, cur_console->mouse_signal); 1060 } 1061 else { 1062 /* process button presses */ 1063 if (cur_console->mouse_buttons != mouse->u.data.buttons) { 1064 cur_console->mouse_buttons = mouse->u.data.buttons; 1065 if (!(cur_console->status & UNKNOWN_MODE)) { 1066 if (cur_console->mouse_buttons & LEFT_BUTTON) 1067 mouse_cut_start(cur_console); 1068 else 1069 mouse_cut_end(cur_console); 1070 if (cur_console->mouse_buttons & RIGHT_BUTTON || 1071 cur_console->mouse_buttons & MIDDLE_BUTTON) 1072 mouse_paste(cur_console); 1073 } 1074 } 1075 } 1076 if (mouse->u.data.x != 0 || mouse->u.data.y != 0) { 1077 cur_console->mouse_xpos += mouse->u.data.x; 1078 cur_console->mouse_ypos += mouse->u.data.y; 1079 set_mouse_pos(cur_console); 1080 } 1081 break; 1082 1083 default: 1084 return EINVAL; 1085 } 1086 /* make screensaver happy */ 1087 scrn_time_stamp = mono_time.tv_sec; 1088 return 0; 1089 } 1090 1091 case CONS_GETINFO: /* get current (virtual) console info */ 1092 { 1093 vid_info_t *ptr = (vid_info_t*)data; 1094 if (ptr->size == sizeof(struct vid_info)) { 1095 ptr->m_num = get_scr_num(); 1096 ptr->mv_col = scp->xpos; 1097 ptr->mv_row = scp->ypos; 1098 ptr->mv_csz = scp->xsize; 1099 ptr->mv_rsz = scp->ysize; 1100 ptr->mv_norm.fore = (scp->term.std_color & 0x0f00)>>8; 1101 ptr->mv_norm.back = (scp->term.std_color & 0xf000)>>12; 1102 ptr->mv_rev.fore = (scp->term.rev_color & 0x0f00)>>8; 1103 ptr->mv_rev.back = (scp->term.rev_color & 0xf000)>>12; 1104 ptr->mv_grfc.fore = 0; /* not supported */ 1105 ptr->mv_grfc.back = 0; /* not supported */ 1106 ptr->mv_ovscan = scp->border; 1107 ptr->mk_keylock = scp->status & LOCK_KEY_MASK; 1108 return 0; 1109 } 1110 return EINVAL; 1111 } 1112 1113 case CONS_GETVERS: /* get version number */ 1114 *(int*)data = 0x200; /* version 2.0 */ 1115 return 0; 1116 1117 /* VGA TEXT MODES */ 1118 case SW_VGA_C40x25: 1119 case SW_VGA_C80x25: case SW_VGA_M80x25: 1120 case SW_VGA_C80x30: case SW_VGA_M80x30: 1121 case SW_VGA_C80x50: case SW_VGA_M80x50: 1122 case SW_VGA_C80x60: case SW_VGA_M80x60: 1123 case SW_B40x25: case SW_C40x25: 1124 case SW_B80x25: case SW_C80x25: 1125 case SW_ENH_B40x25: case SW_ENH_C40x25: 1126 case SW_ENH_B80x25: case SW_ENH_C80x25: 1127 case SW_ENH_B80x43: case SW_ENH_C80x43: 1128 case SW_EGAMONO80x25: 1129 1130 if (!crtc_vga || video_mode_ptr == NULL) 1131 return ENXIO; 1132 switch (cmd & 0xff) { 1133 case M_VGA_C80x60: case M_VGA_M80x60: 1134 if (!(fonts_loaded & FONT_8)) 1135 return EINVAL; 1136 scp->xsize = 80; 1137 scp->ysize = 60; 1138 break; 1139 case M_VGA_C80x50: case M_VGA_M80x50: 1140 if (!(fonts_loaded & FONT_8)) 1141 return EINVAL; 1142 scp->xsize = 80; 1143 scp->ysize = 50; 1144 break; 1145 case M_ENH_B80x43: case M_ENH_C80x43: 1146 if (!(fonts_loaded & FONT_8)) 1147 return EINVAL; 1148 scp->xsize = 80; 1149 scp->ysize = 43; 1150 break; 1151 case M_VGA_C80x30: case M_VGA_M80x30: 1152 scp->xsize = 80; 1153 scp->ysize = 30; 1154 break; 1155 case M_ENH_C40x25: case M_ENH_B40x25: 1156 case M_ENH_C80x25: case M_ENH_B80x25: 1157 case M_EGAMONO80x25: 1158 if (!(fonts_loaded & FONT_14)) 1159 return EINVAL; 1160 /* FALL THROUGH */ 1161 default: 1162 if ((cmd & 0xff) > M_VGA_CG320) 1163 return EINVAL; 1164 else 1165 scp->xsize = *(video_mode_ptr+((cmd&0xff)*64)); 1166 scp->ysize = *(video_mode_ptr+((cmd&0xff)*64)+1)+1; 1167 break; 1168 } 1169 scp->mode = cmd & 0xff; 1170 free(scp->scr_buf, M_DEVBUF); 1171 scp->scr_buf = (u_short *) 1172 malloc(scp->xsize*scp->ysize*sizeof(u_short), M_DEVBUF, M_WAITOK); 1173 scp->cursor_pos = scp->cursor_oldpos = 1174 scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; 1175 scp->mouse_pos = scp->mouse_oldpos = 1176 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 1177 scp->mouse_xpos/8); 1178 free(cut_buffer, M_DEVBUF); 1179 cut_buffer = (char *)malloc(scp->xsize*scp->ysize, M_DEVBUF, M_NOWAIT); 1180 cut_buffer[0] = 0x00; 1181 if (scp->history != NULL) 1182 free(scp->history, M_DEVBUF); 1183 scp->history_size = max(HISTORY_SIZE, scp->xsize*scp->ysize); 1184 scp->history_head = scp->history_pos = scp->history = (u_short *) 1185 malloc(scp->history_size*sizeof(u_short), M_DEVBUF, M_NOWAIT); 1186 if (scp->history != NULL) 1187 bzero(scp->history, scp->history_size*sizeof(u_short)); 1188 if (scp == cur_console) 1189 set_mode(scp); 1190 scp->status &= ~UNKNOWN_MODE; 1191 clear_screen(scp); 1192 if (tp->t_winsize.ws_col != scp->xsize 1193 || tp->t_winsize.ws_row != scp->ysize) { 1194 tp->t_winsize.ws_col = scp->xsize; 1195 tp->t_winsize.ws_row = scp->ysize; 1196 pgsignal(tp->t_pgrp, SIGWINCH, 1); 1197 } 1198 return 0; 1199 1200 /* GRAPHICS MODES */ 1201 case SW_BG320: case SW_BG640: 1202 case SW_CG320: case SW_CG320_D: case SW_CG640_E: 1203 case SW_CG640x350: case SW_ENH_CG640: 1204 case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320: 1205 1206 if (!crtc_vga || video_mode_ptr == NULL) 1207 return ENXIO; 1208 scp->mode = cmd & 0xFF; 1209 scp->xpixel = (*(video_mode_ptr + (scp->mode*64))) * 8; 1210 scp->ypixel = (*(video_mode_ptr + (scp->mode*64) + 1) + 1) * 1211 (*(video_mode_ptr + (scp->mode*64) + 2)); 1212 if (scp == cur_console) 1213 set_mode(scp); 1214 scp->status |= UNKNOWN_MODE; /* graphics mode */ 1215 /* clear_graphics();*/ 1216 1217 if (tp->t_winsize.ws_xpixel != scp->xpixel 1218 || tp->t_winsize.ws_ypixel != scp->ypixel) { 1219 tp->t_winsize.ws_xpixel = scp->xpixel; 1220 tp->t_winsize.ws_ypixel = scp->ypixel; 1221 pgsignal(tp->t_pgrp, SIGWINCH, 1); 1222 } 1223 return 0; 1224 1225 case SW_VGA_MODEX: 1226 if (!crtc_vga || video_mode_ptr == NULL) 1227 return ENXIO; 1228 scp->mode = cmd & 0xFF; 1229 if (scp == cur_console) 1230 set_mode(scp); 1231 scp->status |= UNKNOWN_MODE; /* graphics mode */ 1232 /* clear_graphics();*/ 1233 scp->xpixel = 320; 1234 scp->ypixel = 240; 1235 if (tp->t_winsize.ws_xpixel != scp->xpixel 1236 || tp->t_winsize.ws_ypixel != scp->ypixel) { 1237 tp->t_winsize.ws_xpixel = scp->xpixel; 1238 tp->t_winsize.ws_ypixel = scp->ypixel; 1239 pgsignal(tp->t_pgrp, SIGWINCH, 1); 1240 } 1241 return 0; 1242 1243 case VT_SETMODE: /* set screen switcher mode */ 1244 { 1245 struct vt_mode *mode; 1246 1247 mode = (struct vt_mode *)data; 1248 if (ISSIGVALID(mode->relsig) && ISSIGVALID(mode->acqsig) && 1249 ISSIGVALID(mode->frsig)) { 1250 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 1251 if (scp->smode.mode == VT_PROCESS) { 1252 scp->proc = p; 1253 scp->pid = scp->proc->p_pid; 1254 } 1255 return 0; 1256 } else 1257 return EINVAL; 1258 } 1259 1260 case VT_GETMODE: /* get screen switcher mode */ 1261 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 1262 return 0; 1263 1264 case VT_RELDISP: /* screen switcher ioctl */ 1265 switch(*data) { 1266 case VT_FALSE: /* user refuses to release screen, abort */ 1267 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 1268 old_scp->status &= ~SWITCH_WAIT_REL; 1269 switch_in_progress = FALSE; 1270 return 0; 1271 } 1272 return EINVAL; 1273 1274 case VT_TRUE: /* user has released screen, go on */ 1275 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 1276 scp->status &= ~SWITCH_WAIT_REL; 1277 exchange_scr(); 1278 if (new_scp->smode.mode == VT_PROCESS) { 1279 new_scp->status |= SWITCH_WAIT_ACQ; 1280 psignal(new_scp->proc, new_scp->smode.acqsig); 1281 } 1282 else 1283 switch_in_progress = FALSE; 1284 return 0; 1285 } 1286 return EINVAL; 1287 1288 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1289 if (scp == new_scp && (scp->status & SWITCH_WAIT_ACQ)) { 1290 scp->status &= ~SWITCH_WAIT_ACQ; 1291 switch_in_progress = FALSE; 1292 return 0; 1293 } 1294 return EINVAL; 1295 1296 default: 1297 return EINVAL; 1298 } 1299 /* NOT REACHED */ 1300 1301 case VT_OPENQRY: /* return free virtual console */ 1302 for (i = 0; i < MAXCONS; i++) { 1303 tp = VIRTUAL_TTY(i); 1304 if (!(tp->t_state & TS_ISOPEN)) { 1305 *data = i + 1; 1306 return 0; 1307 } 1308 } 1309 return EINVAL; 1310 1311 case VT_ACTIVATE: /* switch to screen *data */ 1312 return switch_scr(scp, (*data) - 1); 1313 1314 case VT_WAITACTIVE: /* wait for switch to occur */ 1315 if (*data > MAXCONS || *data < 0) 1316 return EINVAL; 1317 if (minor(dev) == (*data) - 1) 1318 return 0; 1319 if (*data == 0) { 1320 if (scp == cur_console) 1321 return 0; 1322 } 1323 else 1324 scp = console[(*data) - 1]; 1325 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 1326 "waitvt", 0)) == ERESTART) ; 1327 return error; 1328 1329 case VT_GETACTIVE: 1330 *data = get_scr_num()+1; 1331 return 0; 1332 1333 case KDENABIO: /* allow io operations */ 1334 error = suser(p->p_ucred, &p->p_acflag); 1335 if (error != 0) 1336 return error; 1337 if (securelevel > 0) 1338 return EPERM; 1339 p->p_md.md_regs->tf_eflags |= PSL_IOPL; 1340 return 0; 1341 1342 case KDDISABIO: /* disallow io operations (default) */ 1343 p->p_md.md_regs->tf_eflags &= ~PSL_IOPL; 1344 return 0; 1345 1346 case KDSETMODE: /* set current mode of this (virtual) console */ 1347 switch (*data) { 1348 case KD_TEXT: /* switch to TEXT (known) mode */ 1349 /* restore fonts & palette ! */ 1350 if (crtc_vga) { 1351 if (fonts_loaded & FONT_8) 1352 copy_font(LOAD, FONT_8, font_8); 1353 if (fonts_loaded & FONT_14) 1354 copy_font(LOAD, FONT_14, font_14); 1355 if (fonts_loaded & FONT_16) 1356 copy_font(LOAD, FONT_16, font_16); 1357 load_palette(palette); 1358 } 1359 /* FALL THROUGH */ 1360 1361 case KD_TEXT1: /* switch to TEXT (known) mode */ 1362 /* no restore fonts & palette */ 1363 if (crtc_vga && video_mode_ptr) 1364 set_mode(scp); 1365 scp->status &= ~UNKNOWN_MODE; 1366 clear_screen(scp); 1367 return 0; 1368 1369 case KD_GRAPHICS: /* switch to GRAPHICS (unknown) mode */ 1370 scp->status |= UNKNOWN_MODE; 1371 return 0; 1372 default: 1373 return EINVAL; 1374 } 1375 /* NOT REACHED */ 1376 1377 case KDGETMODE: /* get current mode of this (virtual) console */ 1378 *data = (scp->status & UNKNOWN_MODE) ? KD_GRAPHICS : KD_TEXT; 1379 return 0; 1380 1381 case KDSBORDER: /* set border color of this (virtual) console */ 1382 scp->border = *data; 1383 if (scp == cur_console) 1384 set_border(scp->border); 1385 return 0; 1386 1387 case KDSKBSTATE: /* set keyboard state (locks) */ 1388 if (*data >= 0 && *data <= LOCK_KEY_MASK) { 1389 scp->status &= ~LOCK_KEY_MASK; 1390 scp->status |= *data; 1391 if (scp == cur_console) 1392 update_leds(scp->status); 1393 return 0; 1394 } 1395 return EINVAL; 1396 1397 case KDGKBSTATE: /* get keyboard state (locks) */ 1398 *data = scp->status & LOCK_KEY_MASK; 1399 return 0; 1400 1401 case KDSETRAD: /* set keyboard repeat & delay rates */ 1402 if (*data & 0x80) 1403 return EINVAL; 1404 if (sc_kbdc != NULL) 1405 set_keyboard(KBDC_SET_TYPEMATIC, *data); 1406 return 0; 1407 1408 case KDSKBMODE: /* set keyboard mode */ 1409 switch (*data) { 1410 case K_RAW: /* switch to RAW scancode mode */ 1411 scp->status |= KBD_RAW_MODE; 1412 return 0; 1413 1414 case K_XLATE: /* switch to XLT ascii mode */ 1415 if (scp == cur_console && scp->status & KBD_RAW_MODE) 1416 shfts = ctls = alts = agrs = metas = 0; 1417 scp->status &= ~KBD_RAW_MODE; 1418 return 0; 1419 default: 1420 return EINVAL; 1421 } 1422 /* NOT REACHED */ 1423 1424 case KDGKBMODE: /* get keyboard mode */ 1425 *data = (scp->status & KBD_RAW_MODE) ? K_RAW : K_XLATE; 1426 return 0; 1427 1428 case KDMKTONE: /* sound the bell */ 1429 if (*(int*)data) 1430 do_bell(scp, (*(int*)data)&0xffff, 1431 (((*(int*)data)>>16)&0xffff)*hz/1000); 1432 else 1433 do_bell(scp, scp->bell_pitch, scp->bell_duration); 1434 return 0; 1435 1436 case KIOCSOUND: /* make tone (*data) hz */ 1437 if (scp == cur_console) { 1438 if (*(int*)data) { 1439 int pitch = timer_freq / *(int*)data; 1440 1441 /* set command for counter 2, 2 byte write */ 1442 if (acquire_timer2(TIMER_16BIT|TIMER_SQWAVE)) 1443 return EBUSY; 1444 1445 /* set pitch */ 1446 outb(TIMER_CNTR2, pitch); 1447 outb(TIMER_CNTR2, (pitch>>8)); 1448 1449 /* enable counter 2 output to speaker */ 1450 outb(IO_PPI, inb(IO_PPI) | 3); 1451 } 1452 else { 1453 /* disable counter 2 output to speaker */ 1454 outb(IO_PPI, inb(IO_PPI) & 0xFC); 1455 release_timer2(); 1456 } 1457 } 1458 return 0; 1459 1460 case KDGKBTYPE: /* get keyboard type */ 1461 *data = 0; /* type not known (yet) */ 1462 return 0; 1463 1464 case KDSETLED: /* set keyboard LED status */ 1465 if (*data >= 0 && *data <= LED_MASK) { 1466 scp->status &= ~LED_MASK; 1467 scp->status |= *data; 1468 if (scp == cur_console) 1469 update_leds(scp->status); 1470 return 0; 1471 } 1472 return EINVAL; 1473 1474 case KDGETLED: /* get keyboard LED status */ 1475 *data = scp->status & LED_MASK; 1476 return 0; 1477 1478 case GETFKEY: /* get functionkey string */ 1479 if (*(u_short*)data < n_fkey_tab) { 1480 fkeyarg_t *ptr = (fkeyarg_t*)data; 1481 bcopy(&fkey_tab[ptr->keynum].str, ptr->keydef, 1482 fkey_tab[ptr->keynum].len); 1483 ptr->flen = fkey_tab[ptr->keynum].len; 1484 return 0; 1485 } 1486 else 1487 return EINVAL; 1488 1489 case SETFKEY: /* set functionkey string */ 1490 if (*(u_short*)data < n_fkey_tab) { 1491 fkeyarg_t *ptr = (fkeyarg_t*)data; 1492 bcopy(ptr->keydef, &fkey_tab[ptr->keynum].str, 1493 min(ptr->flen, MAXFK)); 1494 fkey_tab[ptr->keynum].len = min(ptr->flen, MAXFK); 1495 return 0; 1496 } 1497 else 1498 return EINVAL; 1499 1500 case GIO_SCRNMAP: /* get output translation table */ 1501 bcopy(&scr_map, data, sizeof(scr_map)); 1502 return 0; 1503 1504 case PIO_SCRNMAP: /* set output translation table */ 1505 bcopy(data, &scr_map, sizeof(scr_map)); 1506 for (i=0; i<sizeof(scr_map); i++) 1507 scr_rmap[scr_map[i]] = i; 1508 return 0; 1509 1510 case GIO_KEYMAP: /* get keyboard translation table */ 1511 bcopy(&key_map, data, sizeof(key_map)); 1512 return 0; 1513 1514 case PIO_KEYMAP: /* set keyboard translation table */ 1515 bcopy(data, &key_map, sizeof(key_map)); 1516 return 0; 1517 1518 case PIO_FONT8x8: /* set 8x8 dot font */ 1519 if (!crtc_vga) 1520 return ENXIO; 1521 bcopy(data, font_8, 8*256); 1522 fonts_loaded |= FONT_8; 1523 if (!(cur_console->status & UNKNOWN_MODE)) { 1524 copy_font(LOAD, FONT_8, font_8); 1525 if (flags & CHAR_CURSOR) 1526 set_destructive_cursor(cur_console); 1527 } 1528 return 0; 1529 1530 case GIO_FONT8x8: /* get 8x8 dot font */ 1531 if (!crtc_vga) 1532 return ENXIO; 1533 if (fonts_loaded & FONT_8) { 1534 bcopy(font_8, data, 8*256); 1535 return 0; 1536 } 1537 else 1538 return ENXIO; 1539 1540 case PIO_FONT8x14: /* set 8x14 dot font */ 1541 if (!crtc_vga) 1542 return ENXIO; 1543 bcopy(data, font_14, 14*256); 1544 fonts_loaded |= FONT_14; 1545 if (!(cur_console->status & UNKNOWN_MODE)) { 1546 copy_font(LOAD, FONT_14, font_14); 1547 if (flags & CHAR_CURSOR) 1548 set_destructive_cursor(cur_console); 1549 } 1550 return 0; 1551 1552 case GIO_FONT8x14: /* get 8x14 dot font */ 1553 if (!crtc_vga) 1554 return ENXIO; 1555 if (fonts_loaded & FONT_14) { 1556 bcopy(font_14, data, 14*256); 1557 return 0; 1558 } 1559 else 1560 return ENXIO; 1561 1562 case PIO_FONT8x16: /* set 8x16 dot font */ 1563 if (!crtc_vga) 1564 return ENXIO; 1565 bcopy(data, font_16, 16*256); 1566 fonts_loaded |= FONT_16; 1567 if (!(cur_console->status & UNKNOWN_MODE)) { 1568 copy_font(LOAD, FONT_16, font_16); 1569 if (flags & CHAR_CURSOR) 1570 set_destructive_cursor(cur_console); 1571 } 1572 return 0; 1573 1574 case GIO_FONT8x16: /* get 8x16 dot font */ 1575 if (!crtc_vga) 1576 return ENXIO; 1577 if (fonts_loaded & FONT_16) { 1578 bcopy(font_16, data, 16*256); 1579 return 0; 1580 } 1581 else 1582 return ENXIO; 1583 default: 1584 break; 1585 } 1586 1587 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1588 if (error >= 0) 1589 return(error); 1590 error = ttioctl(tp, cmd, data, flag); 1591 if (error >= 0) 1592 return(error); 1593 return(ENOTTY); 1594} 1595 1596static void 1597scstart(struct tty *tp) 1598{ 1599 struct clist *rbp; 1600 int s, len; 1601 u_char buf[PCBURST]; 1602 scr_stat *scp = get_scr_stat(tp->t_dev); 1603 1604 if (scp->status & SLKED || blink_in_progress) 1605 return; /* XXX who repeats the call when the above flags are cleared? */ 1606 s = spltty(); 1607 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1608 tp->t_state |= TS_BUSY; 1609 rbp = &tp->t_outq; 1610 while (rbp->c_cc) { 1611 len = q_to_b(rbp, buf, PCBURST); 1612 splx(s); 1613 ansi_put(scp, buf, len); 1614 s = spltty(); 1615 } 1616 tp->t_state &= ~TS_BUSY; 1617 ttwwakeup(tp); 1618 } 1619 splx(s); 1620} 1621 1622static void 1623scmousestart(struct tty *tp) 1624{ 1625 struct clist *rbp; 1626 int s; 1627 u_char buf[PCBURST]; 1628 1629 s = spltty(); 1630 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1631 tp->t_state |= TS_BUSY; 1632 rbp = &tp->t_outq; 1633 while (rbp->c_cc) { 1634 q_to_b(rbp, buf, PCBURST); 1635 } 1636 tp->t_state &= ~TS_BUSY; 1637 ttwwakeup(tp); 1638 } 1639 splx(s); 1640} 1641 1642void 1643sccnprobe(struct consdev *cp) 1644{ 1645 struct isa_device *dvp; 1646 1647 /* 1648 * Take control if we are the highest priority enabled display device. 1649 */ 1650 dvp = find_display(); 1651 if (dvp == NULL || dvp->id_driver != &scdriver) { 1652 cp->cn_pri = CN_DEAD; 1653 return; 1654 } 1655 1656 if (!scvidprobe(dvp->id_unit, dvp->id_flags)) { 1657 cp->cn_pri = CN_DEAD; 1658 return; 1659 } 1660 1661 /* initialize required fields */ 1662 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLE); 1663 cp->cn_pri = CN_INTERNAL; 1664 1665 sc_kbdc = kbdc_open(sc_port); 1666} 1667 1668void 1669sccninit(struct consdev *cp) 1670{ 1671 scinit(); 1672} 1673 1674void 1675sccnputc(dev_t dev, int c) 1676{ 1677 u_char buf[1]; 1678 int s; 1679 scr_stat *scp = console[0]; 1680 term_stat save = scp->term; 1681 1682 scp->term = kernel_console; 1683 current_default = &kernel_default; 1684 if (scp == cur_console && !(scp->status & UNKNOWN_MODE)) 1685 remove_cursor_image(scp); 1686 buf[0] = c; 1687 ansi_put(scp, buf, 1); 1688 kernel_console = scp->term; 1689 current_default = &user_default; 1690 scp->term = save; 1691 s = splclock(); 1692 if (scp == cur_console && !(scp->status & UNKNOWN_MODE)) { 1693 if (/* timer not running && */ (scp->start <= scp->end)) { 1694 sc_bcopy(scp->scr_buf + scp->start, Crtat + scp->start, 1695 (1 + scp->end - scp->start) * sizeof(u_short)); 1696 scp->start = scp->xsize * scp->ysize; 1697 scp->end = 0; 1698 } 1699 scp->cursor_oldpos = scp->cursor_pos; 1700 draw_cursor_image(scp); 1701 } 1702 splx(s); 1703} 1704 1705int 1706sccngetc(dev_t dev) 1707{ 1708 int s = spltty(); /* block scintr and scrn_timer while we poll */ 1709 int c; 1710 1711 /* 1712 * Stop the screen saver if necessary. 1713 * What if we have been running in the screen saver code... XXX 1714 */ 1715 if (scrn_blanked > 0) 1716 stop_scrn_saver(current_saver); 1717 1718 c = scgetc(SCGETC_CN); 1719 1720 /* make sure the screen saver won't be activated soon */ 1721 scrn_time_stamp = mono_time.tv_sec; 1722 splx(s); 1723 return(c); 1724} 1725 1726int 1727sccncheckc(dev_t dev) 1728{ 1729 int c, s; 1730 1731 s = spltty(); 1732 if (scrn_blanked > 0) 1733 stop_scrn_saver(current_saver); 1734 c = scgetc(SCGETC_CN | SCGETC_NONBLOCK); 1735 if (c != NOKEY) 1736 scrn_time_stamp = mono_time.tv_sec; 1737 splx(s); 1738 return(c == NOKEY ? -1 : c); /* c == -1 can't happen */ 1739} 1740 1741static scr_stat 1742*get_scr_stat(dev_t dev) 1743{ 1744 int unit = minor(dev); 1745 1746 if (unit == SC_CONSOLE) 1747 return console[0]; 1748 if (unit >= MAXCONS || unit < 0) 1749 return(NULL); 1750 return console[unit]; 1751} 1752 1753static int 1754get_scr_num() 1755{ 1756 int i = 0; 1757 1758 while ((i < MAXCONS) && (cur_console != console[i])) 1759 i++; 1760 return i < MAXCONS ? i : 0; 1761} 1762 1763static void 1764scrn_timer(void *arg) 1765{ 1766 scr_stat *scp = cur_console; 1767 int s = spltty(); 1768 1769 /* 1770 * With release 2.1 of the Xaccel server, the keyboard is left 1771 * hanging pretty often. Apparently an interrupt from the 1772 * keyboard is lost, and I don't know why (yet). 1773 * This ugly hack calls scintr if input is ready for the keyboard 1774 * and conveniently hides the problem. XXX 1775 */ 1776 /* Try removing anything stuck in the keyboard controller; whether 1777 * it's a keyboard scan code or mouse data. `scintr()' doesn't 1778 * read the mouse data directly, but `kbdio' routines will, as a 1779 * side effect. 1780 */ 1781 if (kbdc_lock(sc_kbdc, TRUE)) { 1782 /* 1783 * We have seen the lock flag is not set. Let's reset the flag early; 1784 * otherwise `update_led()' failes which may want the lock 1785 * during `scintr()'. 1786 */ 1787 kbdc_lock(sc_kbdc, FALSE); 1788 if (kbdc_data_ready(sc_kbdc)) 1789 scintr(0); 1790 } 1791 1792 /* should we just return ? */ 1793 if ((scp->status&UNKNOWN_MODE) || blink_in_progress || switch_in_progress) { 1794 timeout(scrn_timer, NULL, hz / 10); 1795 splx(s); 1796 return; 1797 } 1798 1799 /* should we stop the screen saver? */ 1800 if (mono_time.tv_sec <= scrn_time_stamp + scrn_blank_time) 1801 if (scrn_blanked > 0) 1802 stop_scrn_saver(current_saver); 1803 1804 if (scrn_blanked <= 0) { 1805 /* update screen image */ 1806 if (scp->start <= scp->end) { 1807 sc_bcopy(scp->scr_buf + scp->start, Crtat + scp->start, 1808 (1 + scp->end - scp->start) * sizeof(u_short)); 1809 } 1810 1811 /* update "pseudo" mouse pointer image */ 1812 if ((scp->status & MOUSE_VISIBLE) && crtc_vga) { 1813 /* did mouse move since last time ? */ 1814 if (scp->status & MOUSE_MOVED) { 1815 /* do we need to remove old mouse pointer image ? */ 1816 if (scp->mouse_cut_start != NULL || 1817 (scp->mouse_pos-scp->scr_buf) <= scp->start || 1818 (scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->end) { 1819 remove_mouse_image(scp); 1820 } 1821 scp->status &= ~MOUSE_MOVED; 1822 draw_mouse_image(scp); 1823 } 1824 else { 1825 /* mouse didn't move, has it been overwritten ? */ 1826 if ((scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->start && 1827 (scp->mouse_pos - scp->scr_buf) <= scp->end) { 1828 draw_mouse_image(scp); 1829 } 1830 } 1831 } 1832 1833 /* update cursor image */ 1834 if (scp->status & CURSOR_ENABLED) { 1835 /* did cursor move since last time ? */ 1836 if (scp->cursor_pos != scp->cursor_oldpos) { 1837 /* do we need to remove old cursor image ? */ 1838 if ((scp->cursor_oldpos - scp->scr_buf) < scp->start || 1839 ((scp->cursor_oldpos - scp->scr_buf) > scp->end)) { 1840 remove_cursor_image(scp); 1841 } 1842 scp->cursor_oldpos = scp->cursor_pos; 1843 draw_cursor_image(scp); 1844 } 1845 else { 1846 /* cursor didn't move, has it been overwritten ? */ 1847 if (scp->cursor_pos - scp->scr_buf >= scp->start && 1848 scp->cursor_pos - scp->scr_buf <= scp->end) { 1849 draw_cursor_image(scp); 1850 } else { 1851 /* if its a blinking cursor, we may have to update it */ 1852 if (flags & BLINK_CURSOR) 1853 draw_cursor_image(scp); 1854 } 1855 } 1856 blinkrate++; 1857 } 1858 1859 if (scp->mouse_cut_start != NULL) 1860 draw_cutmarking(scp); 1861 1862 scp->end = 0; 1863 scp->start = scp->xsize*scp->ysize; 1864 } 1865 1866 /* should we activate the screen saver? */ 1867 if ((scrn_blank_time != 0) 1868 && (mono_time.tv_sec > scrn_time_stamp + scrn_blank_time)) 1869 (*current_saver)(TRUE); 1870 1871 timeout(scrn_timer, NULL, hz / 25); 1872 splx(s); 1873} 1874 1875int 1876add_scrn_saver(void (*this_saver)(int)) 1877{ 1878 if (current_saver != none_saver) 1879 return EBUSY; 1880 current_saver = this_saver; 1881 return 0; 1882} 1883 1884int 1885remove_scrn_saver(void (*this_saver)(int)) 1886{ 1887 if (current_saver != this_saver) 1888 return EINVAL; 1889 1890 /* 1891 * In order to prevent `current_saver' from being called by 1892 * the timeout routine `scrn_timer()' while we manipulate 1893 * the saver list, we shall set `current_saver' to `none_saver' 1894 * before stopping the current saver, rather than blocking by `splXX()'. 1895 */ 1896 current_saver = none_saver; 1897 if (scrn_blanked > 0) 1898 stop_scrn_saver(this_saver); 1899 1900 return 0; 1901} 1902 1903static void 1904stop_scrn_saver(void (*saver)(int)) 1905{ 1906 (*saver)(FALSE); 1907 scrn_time_stamp = mono_time.tv_sec; 1908 mark_all(cur_console); 1909} 1910 1911static void 1912clear_screen(scr_stat *scp) 1913{ 1914 move_crsr(scp, 0, 0); 1915 scp->cursor_oldpos = scp->cursor_pos; 1916 fillw(scp->term.cur_color | scr_map[0x20], scp->scr_buf, 1917 scp->xsize * scp->ysize); 1918 mark_all(scp); 1919 remove_cutmarking(scp); 1920} 1921 1922static int 1923switch_scr(scr_stat *scp, u_int next_scr) 1924{ 1925 if (switch_in_progress && (cur_console->proc != pfind(cur_console->pid))) 1926 switch_in_progress = FALSE; 1927 1928 if (next_scr >= MAXCONS || switch_in_progress || 1929 (cur_console->smode.mode == VT_AUTO 1930 && cur_console->status & UNKNOWN_MODE)) { 1931 do_bell(scp, BELL_PITCH, BELL_DURATION); 1932 return EINVAL; 1933 } 1934 1935 /* is the wanted virtual console open ? */ 1936 if (next_scr) { 1937 struct tty *tp = VIRTUAL_TTY(next_scr); 1938 if (!(tp->t_state & TS_ISOPEN)) { 1939 do_bell(scp, BELL_PITCH, BELL_DURATION); 1940 return EINVAL; 1941 } 1942 } 1943 /* delay switch if actively updating screen */ 1944 if (write_in_progress || blink_in_progress) { 1945 delayed_next_scr = next_scr+1; 1946 return 0; 1947 } 1948 switch_in_progress = TRUE; 1949 old_scp = cur_console; 1950 new_scp = console[next_scr]; 1951 wakeup((caddr_t)&new_scp->smode); 1952 if (new_scp == old_scp) { 1953 switch_in_progress = FALSE; 1954 delayed_next_scr = FALSE; 1955 return 0; 1956 } 1957 1958 /* has controlling process died? */ 1959 if (old_scp->proc && (old_scp->proc != pfind(old_scp->pid))) 1960 old_scp->smode.mode = VT_AUTO; 1961 if (new_scp->proc && (new_scp->proc != pfind(new_scp->pid))) 1962 new_scp->smode.mode = VT_AUTO; 1963 1964 /* check the modes and switch appropriately */ 1965 if (old_scp->smode.mode == VT_PROCESS) { 1966 old_scp->status |= SWITCH_WAIT_REL; 1967 psignal(old_scp->proc, old_scp->smode.relsig); 1968 } 1969 else { 1970 exchange_scr(); 1971 if (new_scp->smode.mode == VT_PROCESS) { 1972 new_scp->status |= SWITCH_WAIT_ACQ; 1973 psignal(new_scp->proc, new_scp->smode.acqsig); 1974 } 1975 else 1976 switch_in_progress = FALSE; 1977 } 1978 return 0; 1979} 1980 1981static void 1982exchange_scr(void) 1983{ 1984 move_crsr(old_scp, old_scp->xpos, old_scp->ypos); 1985 cur_console = new_scp; 1986 if (old_scp->mode != new_scp->mode || (old_scp->status & UNKNOWN_MODE)){ 1987 if (crtc_vga && video_mode_ptr) 1988 set_mode(new_scp); 1989 } 1990 move_crsr(new_scp, new_scp->xpos, new_scp->ypos); 1991 if (!(new_scp->status & UNKNOWN_MODE) && (flags & CHAR_CURSOR)) 1992 set_destructive_cursor(new_scp); 1993 if ((old_scp->status & UNKNOWN_MODE) && crtc_vga) 1994 load_palette(palette); 1995 if (old_scp->status & KBD_RAW_MODE || new_scp->status & KBD_RAW_MODE) 1996 shfts = ctls = alts = agrs = metas = 0; 1997 update_leds(new_scp->status); 1998 delayed_next_scr = FALSE; 1999 mark_all(new_scp); 2000} 2001 2002static void 2003scan_esc(scr_stat *scp, u_char c) 2004{ 2005 static u_char ansi_col[16] = 2006 {0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15}; 2007 int i, n; 2008 u_short *src, *dst, count; 2009 2010 if (scp->term.esc == 1) { /* seen ESC */ 2011 switch (c) { 2012 2013 case '7': /* Save cursor position */ 2014 scp->saved_xpos = scp->xpos; 2015 scp->saved_ypos = scp->ypos; 2016 break; 2017 2018 case '8': /* Restore saved cursor position */ 2019 if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) 2020 move_crsr(scp, scp->saved_xpos, scp->saved_ypos); 2021 break; 2022 2023 case '[': /* Start ESC [ sequence */ 2024 scp->term.esc = 2; 2025 scp->term.last_param = -1; 2026 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 2027 scp->term.param[i] = 1; 2028 scp->term.num_param = 0; 2029 return; 2030 2031 case 'M': /* Move cursor up 1 line, scroll if at top */ 2032 if (scp->ypos > 0) 2033 move_crsr(scp, scp->xpos, scp->ypos - 1); 2034 else { 2035 bcopy(scp->scr_buf, scp->scr_buf + scp->xsize, 2036 (scp->ysize - 1) * scp->xsize * sizeof(u_short)); 2037 fillw(scp->term.cur_color | scr_map[0x20], 2038 scp->scr_buf, scp->xsize); 2039 mark_all(scp); 2040 } 2041 break; 2042#if notyet 2043 case 'Q': 2044 scp->term.esc = 4; 2045 return; 2046#endif 2047 case 'c': /* Clear screen & home */ 2048 clear_screen(scp); 2049 break; 2050 2051 case '(': /* iso-2022: designate 94 character set to G0 */ 2052 scp->term.esc = 5; 2053 return; 2054 } 2055 } 2056 else if (scp->term.esc == 2) { /* seen ESC [ */ 2057 if (c >= '0' && c <= '9') { 2058 if (scp->term.num_param < MAX_ESC_PAR) { 2059 if (scp->term.last_param != scp->term.num_param) { 2060 scp->term.last_param = scp->term.num_param; 2061 scp->term.param[scp->term.num_param] = 0; 2062 } 2063 else 2064 scp->term.param[scp->term.num_param] *= 10; 2065 scp->term.param[scp->term.num_param] += c - '0'; 2066 return; 2067 } 2068 } 2069 scp->term.num_param = scp->term.last_param + 1; 2070 switch (c) { 2071 2072 case ';': 2073 if (scp->term.num_param < MAX_ESC_PAR) 2074 return; 2075 break; 2076 2077 case '=': 2078 scp->term.esc = 3; 2079 scp->term.last_param = -1; 2080 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 2081 scp->term.param[i] = 1; 2082 scp->term.num_param = 0; 2083 return; 2084 2085 case 'A': /* up n rows */ 2086 n = scp->term.param[0]; if (n < 1) n = 1; 2087 move_crsr(scp, scp->xpos, scp->ypos - n); 2088 break; 2089 2090 case 'B': /* down n rows */ 2091 n = scp->term.param[0]; if (n < 1) n = 1; 2092 move_crsr(scp, scp->xpos, scp->ypos + n); 2093 break; 2094 2095 case 'C': /* right n columns */ 2096 n = scp->term.param[0]; if (n < 1) n = 1; 2097 move_crsr(scp, scp->xpos + n, scp->ypos); 2098 break; 2099 2100 case 'D': /* left n columns */ 2101 n = scp->term.param[0]; if (n < 1) n = 1; 2102 move_crsr(scp, scp->xpos - n, scp->ypos); 2103 break; 2104 2105 case 'E': /* cursor to start of line n lines down */ 2106 n = scp->term.param[0]; if (n < 1) n = 1; 2107 move_crsr(scp, 0, scp->ypos + n); 2108 break; 2109 2110 case 'F': /* cursor to start of line n lines up */ 2111 n = scp->term.param[0]; if (n < 1) n = 1; 2112 move_crsr(scp, 0, scp->ypos - n); 2113 break; 2114 2115 case 'f': /* Cursor move */ 2116 case 'H': 2117 if (scp->term.num_param == 0) 2118 move_crsr(scp, 0, 0); 2119 else if (scp->term.num_param == 2) 2120 move_crsr(scp, scp->term.param[1] - 1, scp->term.param[0] - 1); 2121 break; 2122 2123 case 'J': /* Clear all or part of display */ 2124 if (scp->term.num_param == 0) 2125 n = 0; 2126 else 2127 n = scp->term.param[0]; 2128 switch (n) { 2129 case 0: /* clear form cursor to end of display */ 2130 fillw(scp->term.cur_color | scr_map[0x20], 2131 scp->cursor_pos, 2132 scp->scr_buf + scp->xsize * scp->ysize - scp->cursor_pos); 2133 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2134 mark_for_update(scp, scp->xsize * scp->ysize); 2135 remove_cutmarking(scp); 2136 break; 2137 case 1: /* clear from beginning of display to cursor */ 2138 fillw(scp->term.cur_color | scr_map[0x20], 2139 scp->scr_buf, 2140 scp->cursor_pos - scp->scr_buf); 2141 mark_for_update(scp, 0); 2142 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2143 remove_cutmarking(scp); 2144 break; 2145 case 2: /* clear entire display */ 2146 fillw(scp->term.cur_color | scr_map[0x20], scp->scr_buf, 2147 scp->xsize * scp->ysize); 2148 mark_all(scp); 2149 remove_cutmarking(scp); 2150 break; 2151 } 2152 break; 2153 2154 case 'K': /* Clear all or part of line */ 2155 if (scp->term.num_param == 0) 2156 n = 0; 2157 else 2158 n = scp->term.param[0]; 2159 switch (n) { 2160 case 0: /* clear form cursor to end of line */ 2161 fillw(scp->term.cur_color | scr_map[0x20], 2162 scp->cursor_pos, 2163 scp->xsize - scp->xpos); 2164 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2165 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + 2166 scp->xsize - scp->xpos); 2167 break; 2168 case 1: /* clear from beginning of line to cursor */ 2169 fillw(scp->term.cur_color | scr_map[0x20], 2170 scp->cursor_pos - scp->xpos, 2171 scp->xpos + 1); 2172 mark_for_update(scp, scp->ypos * scp->xsize); 2173 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2174 break; 2175 case 2: /* clear entire line */ 2176 fillw(scp->term.cur_color | scr_map[0x20], 2177 scp->cursor_pos - scp->xpos, 2178 scp->xsize); 2179 mark_for_update(scp, scp->ypos * scp->xsize); 2180 mark_for_update(scp, (scp->ypos + 1) * scp->xsize); 2181 break; 2182 } 2183 break; 2184 2185 case 'L': /* Insert n lines */ 2186 n = scp->term.param[0]; if (n < 1) n = 1; 2187 if (n > scp->ysize - scp->ypos) 2188 n = scp->ysize - scp->ypos; 2189 src = scp->scr_buf + scp->ypos * scp->xsize; 2190 dst = src + n * scp->xsize; 2191 count = scp->ysize - (scp->ypos + n); 2192 bcopy(src, dst, count * scp->xsize * sizeof(u_short)); 2193 fillw(scp->term.cur_color | scr_map[0x20], src, 2194 n * scp->xsize); 2195 mark_for_update(scp, scp->ypos * scp->xsize); 2196 mark_for_update(scp, scp->xsize * scp->ysize); 2197 break; 2198 2199 case 'M': /* Delete n lines */ 2200 n = scp->term.param[0]; if (n < 1) n = 1; 2201 if (n > scp->ysize - scp->ypos) 2202 n = scp->ysize - scp->ypos; 2203 dst = scp->scr_buf + scp->ypos * scp->xsize; 2204 src = dst + n * scp->xsize; 2205 count = scp->ysize - (scp->ypos + n); 2206 bcopy(src, dst, count * scp->xsize * sizeof(u_short)); 2207 src = dst + count * scp->xsize; 2208 fillw(scp->term.cur_color | scr_map[0x20], src, 2209 n * scp->xsize); 2210 mark_for_update(scp, scp->ypos * scp->xsize); 2211 mark_for_update(scp, scp->xsize * scp->ysize); 2212 break; 2213 2214 case 'P': /* Delete n chars */ 2215 n = scp->term.param[0]; if (n < 1) n = 1; 2216 if (n > scp->xsize - scp->xpos) 2217 n = scp->xsize - scp->xpos; 2218 dst = scp->cursor_pos; 2219 src = dst + n; 2220 count = scp->xsize - (scp->xpos + n); 2221 bcopy(src, dst, count * sizeof(u_short)); 2222 src = dst + count; 2223 fillw(scp->term.cur_color | scr_map[0x20], src, n); 2224 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2225 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 2226 break; 2227 2228 case '@': /* Insert n chars */ 2229 n = scp->term.param[0]; if (n < 1) n = 1; 2230 if (n > scp->xsize - scp->xpos) 2231 n = scp->xsize - scp->xpos; 2232 src = scp->cursor_pos; 2233 dst = src + n; 2234 count = scp->xsize - (scp->xpos + n); 2235 bcopy(src, dst, count * sizeof(u_short)); 2236 fillw(scp->term.cur_color | scr_map[0x20], src, n); 2237 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2238 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 2239 break; 2240 2241 case 'S': /* scroll up n lines */ 2242 n = scp->term.param[0]; if (n < 1) n = 1; 2243 if (n > scp->ysize) 2244 n = scp->ysize; 2245 bcopy(scp->scr_buf + (scp->xsize * n), 2246 scp->scr_buf, 2247 scp->xsize * (scp->ysize - n) * sizeof(u_short)); 2248 fillw(scp->term.cur_color | scr_map[0x20], 2249 scp->scr_buf + scp->xsize * (scp->ysize - n), 2250 scp->xsize * n); 2251 mark_all(scp); 2252 break; 2253 2254 case 'T': /* scroll down n lines */ 2255 n = scp->term.param[0]; if (n < 1) n = 1; 2256 if (n > scp->ysize) 2257 n = scp->ysize; 2258 bcopy(scp->scr_buf, 2259 scp->scr_buf + (scp->xsize * n), 2260 scp->xsize * (scp->ysize - n) * 2261 sizeof(u_short)); 2262 fillw(scp->term.cur_color | scr_map[0x20], 2263 scp->scr_buf, scp->xsize * n); 2264 mark_all(scp); 2265 break; 2266 2267 case 'X': /* erase n characters in line */ 2268 n = scp->term.param[0]; if (n < 1) n = 1; 2269 if (n > scp->xsize - scp->xpos) 2270 n = scp->xsize - scp->xpos; 2271 fillw(scp->term.cur_color | scr_map[0x20], 2272 scp->cursor_pos, n); 2273 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2274 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n); 2275 break; 2276 2277 case 'Z': /* move n tabs backwards */ 2278 n = scp->term.param[0]; if (n < 1) n = 1; 2279 if ((i = scp->xpos & 0xf8) == scp->xpos) 2280 i -= 8*n; 2281 else 2282 i -= 8*(n-1); 2283 if (i < 0) 2284 i = 0; 2285 move_crsr(scp, i, scp->ypos); 2286 break; 2287 2288 case '`': /* move cursor to column n */ 2289 n = scp->term.param[0]; if (n < 1) n = 1; 2290 move_crsr(scp, n - 1, scp->ypos); 2291 break; 2292 2293 case 'a': /* move cursor n columns to the right */ 2294 n = scp->term.param[0]; if (n < 1) n = 1; 2295 move_crsr(scp, scp->xpos + n, scp->ypos); 2296 break; 2297 2298 case 'd': /* move cursor to row n */ 2299 n = scp->term.param[0]; if (n < 1) n = 1; 2300 move_crsr(scp, scp->xpos, n - 1); 2301 break; 2302 2303 case 'e': /* move cursor n rows down */ 2304 n = scp->term.param[0]; if (n < 1) n = 1; 2305 move_crsr(scp, scp->xpos, scp->ypos + n); 2306 break; 2307 2308 case 'm': /* change attribute */ 2309 if (scp->term.num_param == 0) { 2310 scp->term.attr_mask = NORMAL_ATTR; 2311 scp->term.cur_attr = 2312 scp->term.cur_color = scp->term.std_color; 2313 break; 2314 } 2315 for (i = 0; i < scp->term.num_param; i++) { 2316 switch (n = scp->term.param[i]) { 2317 case 0: /* back to normal */ 2318 scp->term.attr_mask = NORMAL_ATTR; 2319 scp->term.cur_attr = 2320 scp->term.cur_color = scp->term.std_color; 2321 break; 2322 case 1: /* bold */ 2323 scp->term.attr_mask |= BOLD_ATTR; 2324 scp->term.cur_attr = mask2attr(&scp->term); 2325 break; 2326 case 4: /* underline */ 2327 scp->term.attr_mask |= UNDERLINE_ATTR; 2328 scp->term.cur_attr = mask2attr(&scp->term); 2329 break; 2330 case 5: /* blink */ 2331 scp->term.attr_mask |= BLINK_ATTR; 2332 scp->term.cur_attr = mask2attr(&scp->term); 2333 break; 2334 case 7: /* reverse video */ 2335 scp->term.attr_mask |= REVERSE_ATTR; 2336 scp->term.cur_attr = mask2attr(&scp->term); 2337 break; 2338 case 30: case 31: /* set fg color */ 2339 case 32: case 33: case 34: 2340 case 35: case 36: case 37: 2341 scp->term.attr_mask |= FOREGROUND_CHANGED; 2342 scp->term.cur_color = 2343 (scp->term.cur_color&0xF000) | (ansi_col[(n-30)&7]<<8); 2344 scp->term.cur_attr = mask2attr(&scp->term); 2345 break; 2346 case 40: case 41: /* set bg color */ 2347 case 42: case 43: case 44: 2348 case 45: case 46: case 47: 2349 scp->term.attr_mask |= BACKGROUND_CHANGED; 2350 scp->term.cur_color = 2351 (scp->term.cur_color&0x0F00) | (ansi_col[(n-40)&7]<<12); 2352 scp->term.cur_attr = mask2attr(&scp->term); 2353 break; 2354 } 2355 } 2356 break; 2357 2358 case 's': /* Save cursor position */ 2359 scp->saved_xpos = scp->xpos; 2360 scp->saved_ypos = scp->ypos; 2361 break; 2362 2363 case 'u': /* Restore saved cursor position */ 2364 if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) 2365 move_crsr(scp, scp->saved_xpos, scp->saved_ypos); 2366 break; 2367 2368 case 'x': 2369 if (scp->term.num_param == 0) 2370 n = 0; 2371 else 2372 n = scp->term.param[0]; 2373 switch (n) { 2374 case 0: /* reset attributes */ 2375 scp->term.attr_mask = NORMAL_ATTR; 2376 scp->term.cur_attr = 2377 scp->term.cur_color = scp->term.std_color = 2378 current_default->std_color; 2379 scp->term.rev_color = current_default->rev_color; 2380 break; 2381 case 1: /* set ansi background */ 2382 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2383 scp->term.cur_color = scp->term.std_color = 2384 (scp->term.std_color & 0x0F00) | 2385 (ansi_col[(scp->term.param[1])&0x0F]<<12); 2386 scp->term.cur_attr = mask2attr(&scp->term); 2387 break; 2388 case 2: /* set ansi foreground */ 2389 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2390 scp->term.cur_color = scp->term.std_color = 2391 (scp->term.std_color & 0xF000) | 2392 (ansi_col[(scp->term.param[1])&0x0F]<<8); 2393 scp->term.cur_attr = mask2attr(&scp->term); 2394 break; 2395 case 3: /* set ansi attribute directly */ 2396 scp->term.attr_mask &= ~(FOREGROUND_CHANGED|BACKGROUND_CHANGED); 2397 scp->term.cur_color = scp->term.std_color = 2398 (scp->term.param[1]&0xFF)<<8; 2399 scp->term.cur_attr = mask2attr(&scp->term); 2400 break; 2401 case 5: /* set ansi reverse video background */ 2402 scp->term.rev_color = 2403 (scp->term.rev_color & 0x0F00) | 2404 (ansi_col[(scp->term.param[1])&0x0F]<<12); 2405 scp->term.cur_attr = mask2attr(&scp->term); 2406 break; 2407 case 6: /* set ansi reverse video foreground */ 2408 scp->term.rev_color = 2409 (scp->term.rev_color & 0xF000) | 2410 (ansi_col[(scp->term.param[1])&0x0F]<<8); 2411 scp->term.cur_attr = mask2attr(&scp->term); 2412 break; 2413 case 7: /* set ansi reverse video directly */ 2414 scp->term.rev_color = 2415 (scp->term.param[1]&0xFF)<<8; 2416 scp->term.cur_attr = mask2attr(&scp->term); 2417 break; 2418 } 2419 break; 2420 2421 case 'z': /* switch to (virtual) console n */ 2422 if (scp->term.num_param == 1) 2423 switch_scr(scp, scp->term.param[0]); 2424 break; 2425 } 2426 } 2427 else if (scp->term.esc == 3) { /* seen ESC [0-9]+ = */ 2428 if (c >= '0' && c <= '9') { 2429 if (scp->term.num_param < MAX_ESC_PAR) { 2430 if (scp->term.last_param != scp->term.num_param) { 2431 scp->term.last_param = scp->term.num_param; 2432 scp->term.param[scp->term.num_param] = 0; 2433 } 2434 else 2435 scp->term.param[scp->term.num_param] *= 10; 2436 scp->term.param[scp->term.num_param] += c - '0'; 2437 return; 2438 } 2439 } 2440 scp->term.num_param = scp->term.last_param + 1; 2441 switch (c) { 2442 2443 case ';': 2444 if (scp->term.num_param < MAX_ESC_PAR) 2445 return; 2446 break; 2447 2448 case 'A': /* set display border color */ 2449 if (scp->term.num_param == 1) { 2450 scp->border=scp->term.param[0] & 0xff; 2451 if (scp == cur_console) 2452 set_border(scp->border); 2453 } 2454 break; 2455 2456 case 'B': /* set bell pitch and duration */ 2457 if (scp->term.num_param == 2) { 2458 scp->bell_pitch = scp->term.param[0]; 2459 scp->bell_duration = scp->term.param[1]*10; 2460 } 2461 break; 2462 2463 case 'C': /* set cursor type & shape */ 2464 if (scp->term.num_param == 1) { 2465 if (scp->term.param[0] & 0x01) 2466 flags |= BLINK_CURSOR; 2467 else 2468 flags &= ~BLINK_CURSOR; 2469 if ((scp->term.param[0] & 0x02) && crtc_vga) 2470 flags |= CHAR_CURSOR; 2471 else 2472 flags &= ~CHAR_CURSOR; 2473 } 2474 else if (scp->term.num_param == 2) { 2475 scp->cursor_start = scp->term.param[0] & 0x1F; 2476 scp->cursor_end = scp->term.param[1] & 0x1F; 2477 } 2478 /* 2479 * The cursor shape is global property; all virtual consoles 2480 * are affected. Update the cursor in the current console... 2481 */ 2482 if (!(cur_console->status & UNKNOWN_MODE)) { 2483 remove_cursor_image(cur_console); 2484 if (crtc_vga && (flags & CHAR_CURSOR)) 2485 set_destructive_cursor(cur_console); 2486 draw_cursor_image(cur_console); 2487 } 2488 break; 2489 2490 case 'F': /* set ansi foreground */ 2491 if (scp->term.num_param == 1) { 2492 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2493 scp->term.cur_color = scp->term.std_color = 2494 (scp->term.std_color & 0xF000) 2495 | ((scp->term.param[0] & 0x0F) << 8); 2496 scp->term.cur_attr = mask2attr(&scp->term); 2497 } 2498 break; 2499 2500 case 'G': /* set ansi background */ 2501 if (scp->term.num_param == 1) { 2502 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2503 scp->term.cur_color = scp->term.std_color = 2504 (scp->term.std_color & 0x0F00) 2505 | ((scp->term.param[0] & 0x0F) << 12); 2506 scp->term.cur_attr = mask2attr(&scp->term); 2507 } 2508 break; 2509 2510 case 'H': /* set ansi reverse video foreground */ 2511 if (scp->term.num_param == 1) { 2512 scp->term.rev_color = 2513 (scp->term.rev_color & 0xF000) 2514 | ((scp->term.param[0] & 0x0F) << 8); 2515 scp->term.cur_attr = mask2attr(&scp->term); 2516 } 2517 break; 2518 2519 case 'I': /* set ansi reverse video background */ 2520 if (scp->term.num_param == 1) { 2521 scp->term.rev_color = 2522 (scp->term.rev_color & 0x0F00) 2523 | ((scp->term.param[0] & 0x0F) << 12); 2524 scp->term.cur_attr = mask2attr(&scp->term); 2525 } 2526 break; 2527 } 2528 } 2529#if notyet 2530 else if (scp->term.esc == 4) { /* seen ESC Q */ 2531 /* to be filled */ 2532 } 2533#endif 2534 else if (scp->term.esc == 5) { /* seen ESC ( */ 2535 switch (c) { 2536 case 'B': /* iso-2022: desginate ASCII into G0 */ 2537 break; 2538 /* other items to be filled */ 2539 default: 2540 break; 2541 } 2542 } 2543 scp->term.esc = 0; 2544} 2545 2546static void 2547ansi_put(scr_stat *scp, u_char *buf, int len) 2548{ 2549 u_char *ptr = buf; 2550 2551 /* make screensaver happy */ 2552 if (scp == cur_console) 2553 scrn_time_stamp = mono_time.tv_sec; 2554 2555 write_in_progress++; 2556outloop: 2557 if (scp->term.esc) { 2558 scan_esc(scp, *ptr++); 2559 len--; 2560 } 2561 else if (PRINTABLE(*ptr)) { /* Print only printables */ 2562 int cnt = len <= (scp->xsize-scp->xpos) ? len : (scp->xsize-scp->xpos); 2563 u_short cur_attr = scp->term.cur_attr; 2564 u_short *cursor_pos = scp->cursor_pos; 2565 do { 2566 /* 2567 * gcc-2.6.3 generates poor (un)sign extension code. Casting the 2568 * pointers in the following to volatile should have no effect, 2569 * but in fact speeds up this inner loop from 26 to 18 cycles 2570 * (+ cache misses) on i486's. 2571 */ 2572#define UCVP(ucp) ((u_char volatile *)(ucp)) 2573 *cursor_pos++ = UCVP(scr_map)[*UCVP(ptr)] | cur_attr; 2574 ptr++; 2575 cnt--; 2576 } while (cnt && PRINTABLE(*ptr)); 2577 len -= (cursor_pos - scp->cursor_pos); 2578 scp->xpos += (cursor_pos - scp->cursor_pos); 2579 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2580 mark_for_update(scp, cursor_pos - scp->scr_buf); 2581 scp->cursor_pos = cursor_pos; 2582 if (scp->xpos >= scp->xsize) { 2583 scp->xpos = 0; 2584 scp->ypos++; 2585 } 2586 } 2587 else { 2588 switch(*ptr) { 2589 case 0x07: 2590 do_bell(scp, scp->bell_pitch, scp->bell_duration); 2591 break; 2592 2593 case 0x08: /* non-destructive backspace */ 2594 if (scp->cursor_pos > scp->scr_buf) { 2595 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2596 scp->cursor_pos--; 2597 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2598 if (scp->xpos > 0) 2599 scp->xpos--; 2600 else { 2601 scp->xpos += scp->xsize - 1; 2602 scp->ypos--; 2603 } 2604 } 2605 break; 2606 2607 case 0x09: /* non-destructive tab */ 2608 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2609 scp->cursor_pos += (8 - scp->xpos % 8u); 2610 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2611 if ((scp->xpos += (8 - scp->xpos % 8u)) >= scp->xsize) { 2612 scp->xpos = 0; 2613 scp->ypos++; 2614 } 2615 break; 2616 2617 case 0x0a: /* newline, same pos */ 2618 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2619 scp->cursor_pos += scp->xsize; 2620 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2621 scp->ypos++; 2622 break; 2623 2624 case 0x0c: /* form feed, clears screen */ 2625 clear_screen(scp); 2626 break; 2627 2628 case 0x0d: /* return, return to pos 0 */ 2629 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2630 scp->cursor_pos -= scp->xpos; 2631 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2632 scp->xpos = 0; 2633 break; 2634 2635 case 0x1b: /* start escape sequence */ 2636 scp->term.esc = 1; 2637 scp->term.num_param = 0; 2638 break; 2639 } 2640 ptr++; len--; 2641 } 2642 /* do we have to scroll ?? */ 2643 if (scp->cursor_pos >= scp->scr_buf + scp->ysize * scp->xsize) { 2644 remove_cutmarking(scp); 2645 if (scp->history) { 2646 bcopy(scp->scr_buf, scp->history_head, 2647 scp->xsize * sizeof(u_short)); 2648 scp->history_head += scp->xsize; 2649 if (scp->history_head + scp->xsize > 2650 scp->history + scp->history_size) 2651 scp->history_head = scp->history; 2652 } 2653 bcopy(scp->scr_buf + scp->xsize, scp->scr_buf, 2654 scp->xsize * (scp->ysize - 1) * sizeof(u_short)); 2655 fillw(scp->term.cur_color | scr_map[0x20], 2656 scp->scr_buf + scp->xsize * (scp->ysize - 1), 2657 scp->xsize); 2658 scp->cursor_pos -= scp->xsize; 2659 scp->ypos--; 2660 mark_all(scp); 2661 } 2662 if (len) 2663 goto outloop; 2664 write_in_progress--; 2665 if (delayed_next_scr) 2666 switch_scr(scp, delayed_next_scr - 1); 2667} 2668 2669static void 2670scinit(void) 2671{ 2672 u_int hw_cursor; 2673 u_int i; 2674 2675 if (init_done != COLD) 2676 return; 2677 init_done = WARM; 2678 2679 /* 2680 * Ensure a zero start address. This is mainly to recover after 2681 * switching from pcvt using userconfig(). The registers are w/o 2682 * for old hardware so it's too hard to relocate the active screen 2683 * memory. 2684 */ 2685 outb(crtc_addr, 12); 2686 outb(crtc_addr + 1, 0); 2687 outb(crtc_addr, 13); 2688 outb(crtc_addr + 1, 0); 2689 2690 /* extract cursor location */ 2691 outb(crtc_addr, 14); 2692 hw_cursor = inb(crtc_addr + 1) << 8; 2693 outb(crtc_addr, 15); 2694 hw_cursor |= inb(crtc_addr + 1); 2695 2696 /* 2697 * Validate cursor location. It may be off the screen. Then we must 2698 * not use it for the initial buffer offset. 2699 */ 2700 if (hw_cursor >= ROW * COL) 2701 hw_cursor = (ROW - 1) * COL; 2702 2703 /* move hardware cursor out of the way */ 2704 outb(crtc_addr, 14); 2705 outb(crtc_addr + 1, 0xff); 2706 outb(crtc_addr, 15); 2707 outb(crtc_addr + 1, 0xff); 2708 2709 /* set up the first console */ 2710 current_default = &user_default; 2711 console[0] = &main_console; 2712 init_scp(console[0]); 2713 cur_console = console[0]; 2714 2715 /* discard the video mode table if we are not familiar with it... */ 2716 if (video_mode_ptr) { 2717 if (comp_vgaregs(vgaregs, video_mode_ptr + 64*console[0]->mode)) 2718 video_mode_ptr = NULL; 2719 } 2720 2721 /* copy screen to temporary buffer */ 2722 sc_bcopy(Crtat, sc_buffer, 2723 console[0]->xsize * console[0]->ysize * sizeof(u_short)); 2724 2725 console[0]->scr_buf = console[0]->mouse_pos = sc_buffer; 2726 console[0]->cursor_pos = console[0]->cursor_oldpos = sc_buffer + hw_cursor; 2727 console[0]->cursor_saveunder = *console[0]->cursor_pos; 2728 console[0]->xpos = hw_cursor % COL; 2729 console[0]->ypos = hw_cursor / COL; 2730 for (i=1; i<MAXCONS; i++) 2731 console[i] = NULL; 2732 kernel_console.esc = 0; 2733 kernel_console.attr_mask = NORMAL_ATTR; 2734 kernel_console.cur_attr = 2735 kernel_console.cur_color = kernel_console.std_color = 2736 kernel_default.std_color; 2737 kernel_console.rev_color = kernel_default.rev_color; 2738 2739 /* initialize mapscrn arrays to a one to one map */ 2740 for (i=0; i<sizeof(scr_map); i++) { 2741 scr_map[i] = scr_rmap[i] = i; 2742 } 2743 2744 /* Save font and palette if VGA */ 2745 if (crtc_vga) { 2746 if (fonts_loaded & FONT_16) { 2747 copy_font(LOAD, FONT_16, font_16); 2748 } else { 2749 copy_font(SAVE, FONT_16, font_16); 2750 fonts_loaded = FONT_16; 2751 } 2752 save_palette(); 2753 set_destructive_cursor(console[0]); 2754 } 2755 2756#ifdef SC_SPLASH_SCREEN 2757 /* 2758 * Now put up a graphics image, and maybe cycle a 2759 * couble of palette entries for simple animation. 2760 */ 2761 toggle_splash_screen(cur_console); 2762#endif 2763} 2764 2765static scr_stat 2766*alloc_scp() 2767{ 2768 scr_stat *scp; 2769 2770 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2771 init_scp(scp); 2772 scp->scr_buf = scp->cursor_pos = scp->cursor_oldpos = 2773 (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 2774 M_DEVBUF, M_WAITOK); 2775 scp->mouse_pos = scp->mouse_oldpos = 2776 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 2777 scp->mouse_xpos/8); 2778 scp->history_head = scp->history_pos = scp->history = 2779 (u_short *)malloc(scp->history_size*sizeof(u_short), 2780 M_DEVBUF, M_WAITOK); 2781 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 2782/* SOS 2783 if (crtc_vga && video_mode_ptr) 2784 set_mode(scp); 2785*/ 2786 clear_screen(scp); 2787 scp->cursor_saveunder = *scp->cursor_pos; 2788 return scp; 2789} 2790 2791static void 2792init_scp(scr_stat *scp) 2793{ 2794 if (crtc_vga) 2795 if (crtc_addr == MONO_BASE) 2796 scp->mode = M_VGA_M80x25; 2797 else 2798 scp->mode = M_VGA_C80x25; 2799 else 2800 if (crtc_addr == MONO_BASE) 2801 scp->mode = M_B80x25; 2802 else 2803 scp->mode = M_C80x25; 2804 2805 scp->font_size = 16; 2806 scp->xsize = COL; 2807 scp->ysize = ROW; 2808 scp->xpos = scp->ypos = 0; 2809 scp->saved_xpos = scp->saved_ypos = -1; 2810 scp->start = scp->xsize * scp->ysize; 2811 scp->end = 0; 2812 scp->term.esc = 0; 2813 scp->term.attr_mask = NORMAL_ATTR; 2814 scp->term.cur_attr = 2815 scp->term.cur_color = scp->term.std_color = 2816 current_default->std_color; 2817 scp->term.rev_color = current_default->rev_color; 2818 scp->border = BG_BLACK; 2819 scp->cursor_start = *(char *)pa_to_va(0x461); 2820 scp->cursor_end = *(char *)pa_to_va(0x460); 2821 scp->mouse_xpos = scp->xsize*8/2; 2822 scp->mouse_ypos = scp->ysize*scp->font_size/2; 2823 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 2824 scp->mouse_signal = 0; 2825 scp->mouse_pid = 0; 2826 scp->mouse_proc = NULL; 2827 scp->bell_pitch = BELL_PITCH; 2828 scp->bell_duration = BELL_DURATION; 2829 scp->status = (*(char *)pa_to_va(0x417) & 0x20) ? NLKED : 0; 2830 scp->status |= CURSOR_ENABLED; 2831 scp->pid = 0; 2832 scp->proc = NULL; 2833 scp->smode.mode = VT_AUTO; 2834 scp->history_head = scp->history_pos = scp->history = NULL; 2835 scp->history_size = max(HISTORY_SIZE, scp->xsize*scp->ysize); 2836} 2837 2838static u_char 2839*get_fstr(u_int c, u_int *len) 2840{ 2841 u_int i; 2842 2843 if (!(c & FKEY)) 2844 return(NULL); 2845 i = (c & 0xFF) - F_FN; 2846 if (i > n_fkey_tab) 2847 return(NULL); 2848 *len = fkey_tab[i].len; 2849 return(fkey_tab[i].str); 2850} 2851 2852static void 2853history_to_screen(scr_stat *scp) 2854{ 2855 int i; 2856 2857 for (i=0; i<scp->ysize; i++) 2858 bcopy(scp->history + (((scp->history_pos - scp->history) + 2859 scp->history_size-((i+1)*scp->xsize))%scp->history_size), 2860 scp->scr_buf + (scp->xsize * (scp->ysize-1 - i)), 2861 scp->xsize * sizeof(u_short)); 2862 mark_all(scp); 2863} 2864 2865static int 2866history_up_line(scr_stat *scp) 2867{ 2868 if (WRAPHIST(scp, scp->history_pos, -(scp->xsize*scp->ysize)) != 2869 scp->history_head) { 2870 scp->history_pos = WRAPHIST(scp, scp->history_pos, -scp->xsize); 2871 history_to_screen(scp); 2872 return 0; 2873 } 2874 else 2875 return -1; 2876} 2877 2878static int 2879history_down_line(scr_stat *scp) 2880{ 2881 if (scp->history_pos != scp->history_head) { 2882 scp->history_pos = WRAPHIST(scp, scp->history_pos, scp->xsize); 2883 history_to_screen(scp); 2884 return 0; 2885 } 2886 else 2887 return -1; 2888} 2889 2890/* 2891 * scgetc(flags) - get character from keyboard. 2892 * If flags & SCGETC_CN, then avoid harmful side effects. 2893 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 2894 * return NOKEY if there is nothing there. 2895 */ 2896static u_int 2897scgetc(u_int flags) 2898{ 2899 struct key_t *key; 2900 u_char scancode, keycode; 2901 u_int state, action; 2902 int c; 2903 static u_char esc_flag = 0, compose = 0; 2904 static u_int chr = 0; 2905 2906next_code: 2907 /* first see if there is something in the keyboard port */ 2908 if (flags & SCGETC_NONBLOCK) { 2909 c = read_kbd_data_no_wait(sc_kbdc); 2910 if (c == -1) 2911 return(NOKEY); 2912 } else { 2913 do { 2914 c = read_kbd_data(sc_kbdc); 2915 } while(c == -1); 2916 } 2917 scancode = (u_char)c; 2918 2919 /* do the /dev/random device a favour */ 2920 if (!(flags & SCGETC_CN)) 2921 add_keyboard_randomness(scancode); 2922 2923 if (cur_console->status & KBD_RAW_MODE) 2924 return scancode; 2925 2926 keycode = scancode & 0x7F; 2927 switch (esc_flag) { 2928 case 0x00: /* normal scancode */ 2929 switch(scancode) { 2930 case 0xB8: /* left alt (compose key) */ 2931 if (compose) { 2932 compose = 0; 2933 if (chr > 255) { 2934 do_bell(cur_console, 2935 BELL_PITCH, BELL_DURATION); 2936 chr = 0; 2937 } 2938 } 2939 break; 2940 case 0x38: 2941 if (!compose) { 2942 compose = 1; 2943 chr = 0; 2944 } 2945 break; 2946 case 0xE0: 2947 case 0xE1: 2948 esc_flag = scancode; 2949 goto next_code; 2950 } 2951 break; 2952 case 0xE0: /* 0xE0 prefix */ 2953 esc_flag = 0; 2954 switch (keycode) { 2955 case 0x1C: /* right enter key */ 2956 keycode = 0x59; 2957 break; 2958 case 0x1D: /* right ctrl key */ 2959 keycode = 0x5A; 2960 break; 2961 case 0x35: /* keypad divide key */ 2962 keycode = 0x5B; 2963 break; 2964 case 0x37: /* print scrn key */ 2965 keycode = 0x5C; 2966 break; 2967 case 0x38: /* right alt key (alt gr) */ 2968 keycode = 0x5D; 2969 break; 2970 case 0x47: /* grey home key */ 2971 keycode = 0x5E; 2972 break; 2973 case 0x48: /* grey up arrow key */ 2974 keycode = 0x5F; 2975 break; 2976 case 0x49: /* grey page up key */ 2977 keycode = 0x60; 2978 break; 2979 case 0x4B: /* grey left arrow key */ 2980 keycode = 0x61; 2981 break; 2982 case 0x4D: /* grey right arrow key */ 2983 keycode = 0x62; 2984 break; 2985 case 0x4F: /* grey end key */ 2986 keycode = 0x63; 2987 break; 2988 case 0x50: /* grey down arrow key */ 2989 keycode = 0x64; 2990 break; 2991 case 0x51: /* grey page down key */ 2992 keycode = 0x65; 2993 break; 2994 case 0x52: /* grey insert key */ 2995 keycode = 0x66; 2996 break; 2997 case 0x53: /* grey delete key */ 2998 keycode = 0x67; 2999 break; 3000 3001 /* the following 3 are only used on the MS "Natural" keyboard */ 3002 case 0x5b: /* left Window key */ 3003 keycode = 0x69; 3004 break; 3005 case 0x5c: /* right Window key */ 3006 keycode = 0x6a; 3007 break; 3008 case 0x5d: /* menu key */ 3009 keycode = 0x6b; 3010 break; 3011 default: /* ignore everything else */ 3012 goto next_code; 3013 } 3014 break; 3015 case 0xE1: /* 0xE1 prefix */ 3016 esc_flag = 0; 3017 if (keycode == 0x1D) 3018 esc_flag = 0x1D; 3019 goto next_code; 3020 /* NOT REACHED */ 3021 case 0x1D: /* pause / break */ 3022 esc_flag = 0; 3023 if (keycode != 0x45) 3024 goto next_code; 3025 keycode = 0x68; 3026 break; 3027 } 3028 3029 /* if scroll-lock pressed allow history browsing */ 3030 if (cur_console->history && cur_console->status & SLKED) { 3031 int i; 3032 3033 cur_console->status &= ~CURSOR_ENABLED; 3034 if (!(cur_console->status & BUFFER_SAVED)) { 3035 cur_console->status |= BUFFER_SAVED; 3036 cur_console->history_save = cur_console->history_head; 3037 3038 /* copy screen into top of history buffer */ 3039 for (i=0; i<cur_console->ysize; i++) { 3040 bcopy(cur_console->scr_buf + (cur_console->xsize * i), 3041 cur_console->history_head, 3042 cur_console->xsize * sizeof(u_short)); 3043 cur_console->history_head += cur_console->xsize; 3044 if (cur_console->history_head + cur_console->xsize > 3045 cur_console->history + cur_console->history_size) 3046 cur_console->history_head=cur_console->history; 3047 } 3048 cur_console->history_pos = cur_console->history_head; 3049 history_to_screen(cur_console); 3050 } 3051 switch (scancode) { 3052 case 0x47: /* home key */ 3053 cur_console->history_pos = cur_console->history_head; 3054 history_to_screen(cur_console); 3055 goto next_code; 3056 3057 case 0x4F: /* end key */ 3058 cur_console->history_pos = 3059 WRAPHIST(cur_console, cur_console->history_head, 3060 cur_console->xsize*cur_console->ysize); 3061 history_to_screen(cur_console); 3062 goto next_code; 3063 3064 case 0x48: /* up arrow key */ 3065 if (history_up_line(cur_console)) 3066 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3067 goto next_code; 3068 3069 case 0x50: /* down arrow key */ 3070 if (history_down_line(cur_console)) 3071 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3072 goto next_code; 3073 3074 case 0x49: /* page up key */ 3075 for (i=0; i<cur_console->ysize; i++) 3076 if (history_up_line(cur_console)) { 3077 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3078 break; 3079 } 3080 goto next_code; 3081 3082 case 0x51: /* page down key */ 3083 for (i=0; i<cur_console->ysize; i++) 3084 if (history_down_line(cur_console)) { 3085 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3086 break; 3087 } 3088 goto next_code; 3089 } 3090 } 3091 3092 if (compose) { 3093 switch (scancode) { 3094 /* key pressed process it */ 3095 case 0x47: case 0x48: case 0x49: /* keypad 7,8,9 */ 3096 chr = (scancode - 0x40) + chr*10; 3097 goto next_code; 3098 case 0x4B: case 0x4C: case 0x4D: /* keypad 4,5,6 */ 3099 chr = (scancode - 0x47) + chr*10; 3100 goto next_code; 3101 case 0x4F: case 0x50: case 0x51: /* keypad 1,2,3 */ 3102 chr = (scancode - 0x4E) + chr*10; 3103 goto next_code; 3104 case 0x52: /* keypad 0 */ 3105 chr *= 10; 3106 goto next_code; 3107 3108 /* key release, no interest here */ 3109 case 0xC7: case 0xC8: case 0xC9: /* keypad 7,8,9 */ 3110 case 0xCB: case 0xCC: case 0xCD: /* keypad 4,5,6 */ 3111 case 0xCF: case 0xD0: case 0xD1: /* keypad 1,2,3 */ 3112 case 0xD2: /* keypad 0 */ 3113 goto next_code; 3114 3115 case 0x38: /* left alt key */ 3116 break; 3117 default: 3118 if (chr) { 3119 compose = chr = 0; 3120 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3121 goto next_code; 3122 } 3123 break; 3124 } 3125 } 3126 3127 state = (shfts ? 1 : 0 ) | (2 * (ctls ? 1 : 0)) | (4 * (alts ? 1 : 0)); 3128 if ((!agrs && (cur_console->status & ALKED)) 3129 || (agrs && !(cur_console->status & ALKED))) 3130 keycode += ALTGR_OFFSET; 3131 key = &key_map.key[keycode]; 3132 if ( ((key->flgs & FLAG_LOCK_C) && (cur_console->status & CLKED)) 3133 || ((key->flgs & FLAG_LOCK_N) && (cur_console->status & NLKED)) ) 3134 state ^= 1; 3135 3136 /* Check for make/break */ 3137 action = key->map[state]; 3138 if (scancode & 0x80) { /* key released */ 3139 if (key->spcl & (0x80>>state)) { 3140 switch (action) { 3141 case LSH: 3142 shfts &= ~1; 3143 break; 3144 case RSH: 3145 shfts &= ~2; 3146 break; 3147 case LCTR: 3148 ctls &= ~1; 3149 break; 3150 case RCTR: 3151 ctls &= ~2; 3152 break; 3153 case LALT: 3154 alts &= ~1; 3155 break; 3156 case RALT: 3157 alts &= ~2; 3158 break; 3159 case NLK: 3160 nlkcnt = 0; 3161 break; 3162 case CLK: 3163 clkcnt = 0; 3164 break; 3165 case SLK: 3166 slkcnt = 0; 3167 break; 3168 case ASH: 3169 agrs = 0; 3170 break; 3171 case ALK: 3172 alkcnt = 0; 3173 break; 3174 case META: 3175 metas = 0; 3176 break; 3177 } 3178 } 3179 if (chr && !compose) { 3180 action = chr; 3181 chr = 0; 3182 return(action); 3183 } 3184 } else { 3185 /* key pressed */ 3186 if (key->spcl & (0x80>>state)) { 3187 switch (action) { 3188 /* LOCKING KEYS */ 3189 case NLK: 3190#ifdef SC_SPLASH_SCREEN 3191 toggle_splash_screen(cur_console); /* SOS XXX */ 3192#endif 3193 if (!nlkcnt) { 3194 nlkcnt++; 3195 if (cur_console->status & NLKED) 3196 cur_console->status &= ~NLKED; 3197 else 3198 cur_console->status |= NLKED; 3199 update_leds(cur_console->status); 3200 } 3201 break; 3202 case CLK: 3203 if (!clkcnt) { 3204 clkcnt++; 3205 if (cur_console->status & CLKED) 3206 cur_console->status &= ~CLKED; 3207 else 3208 cur_console->status |= CLKED; 3209 update_leds(cur_console->status); 3210 } 3211 break; 3212 case SLK: 3213 if (!slkcnt) { 3214 slkcnt++; 3215 if (cur_console->status & SLKED) { 3216 cur_console->status &= ~SLKED; 3217 if (cur_console->status & BUFFER_SAVED){ 3218 int i; 3219 u_short *ptr = cur_console->history_save; 3220 3221 for (i=0; i<cur_console->ysize; i++) { 3222 bcopy(ptr, 3223 cur_console->scr_buf + 3224 (cur_console->xsize*i), 3225 cur_console->xsize * sizeof(u_short)); 3226 ptr += cur_console->xsize; 3227 if (ptr + cur_console->xsize > 3228 cur_console->history + 3229 cur_console->history_size) 3230 ptr = cur_console->history; 3231 } 3232 cur_console->status &= ~BUFFER_SAVED; 3233 cur_console->history_head=cur_console->history_save; 3234 cur_console->status |= CURSOR_ENABLED; 3235 mark_all(cur_console); 3236 } 3237 scstart(VIRTUAL_TTY(get_scr_num())); 3238 } 3239 else 3240 cur_console->status |= SLKED; 3241 update_leds(cur_console->status); 3242 } 3243 break; 3244 case ALK: 3245 if (!alkcnt) { 3246 alkcnt++; 3247 if (cur_console->status & ALKED) 3248 cur_console->status &= ~ALKED; 3249 else 3250 cur_console->status |= ALKED; 3251 update_leds(cur_console->status); 3252 } 3253 break; 3254 3255 /* NON-LOCKING KEYS */ 3256 case NOP: 3257 break; 3258 case SPSC: 3259#ifdef SC_SPLASH_SCREEN 3260 toggle_splash_screen(cur_console); 3261#endif 3262 break; 3263 case RBT: 3264 shutdown_nice(); 3265 break; 3266 case SUSP: 3267#if NAPM > 0 3268 apm_suspend(); 3269#endif 3270 break; 3271 3272 case DBG: 3273#ifdef DDB /* try to switch to console 0 */ 3274 if (cur_console->smode.mode == VT_AUTO && 3275 console[0]->smode.mode == VT_AUTO) 3276 switch_scr(cur_console, 0); 3277 Debugger("manual escape to debugger"); 3278#else 3279 printf("No debugger in kernel\n"); 3280#endif 3281 break; 3282 case LSH: 3283 shfts |= 1; 3284 break; 3285 case RSH: 3286 shfts |= 2; 3287 break; 3288 case LCTR: 3289 ctls |= 1; 3290 break; 3291 case RCTR: 3292 ctls |= 2; 3293 break; 3294 case LALT: 3295 alts |= 1; 3296 break; 3297 case RALT: 3298 alts |= 2; 3299 break; 3300 case ASH: 3301 agrs = 1; 3302 break; 3303 case META: 3304 metas = 1; 3305 break; 3306 case NEXT: 3307 { 3308 int next, this = get_scr_num(); 3309 for (next = this+1; next != this; next = (next+1)%MAXCONS) { 3310 struct tty *tp = VIRTUAL_TTY(next); 3311 if (tp->t_state & TS_ISOPEN) { 3312 switch_scr(cur_console, next); 3313 break; 3314 } 3315 } 3316 } 3317 break; 3318 case BTAB: 3319 return(BKEY); 3320 default: 3321 if (action >= F_SCR && action <= L_SCR) { 3322 switch_scr(cur_console, action - F_SCR); 3323 break; 3324 } 3325 if (action >= F_FN && action <= L_FN) 3326 action |= FKEY; 3327 return(action); 3328 } 3329 } 3330 else { 3331 if (metas) 3332 action |= MKEY; 3333 return(action); 3334 } 3335 } 3336 goto next_code; 3337} 3338 3339int 3340scmmap(dev_t dev, int offset, int nprot) 3341{ 3342 if (offset > 0x20000 - PAGE_SIZE) 3343 return -1; 3344 return i386_btop((VIDEOMEM + offset)); 3345} 3346 3347/* 3348 * Calculate hardware attributes word using logical attributes mask and 3349 * hardware colors 3350 */ 3351 3352static int 3353mask2attr(struct term_stat *term) 3354{ 3355 int attr, mask = term->attr_mask; 3356 3357 if (mask & REVERSE_ATTR) { 3358 attr = ((mask & FOREGROUND_CHANGED) ? 3359 ((term->cur_color & 0xF000) >> 4) : 3360 (term->rev_color & 0x0F00)) | 3361 ((mask & BACKGROUND_CHANGED) ? 3362 ((term->cur_color & 0x0F00) << 4) : 3363 (term->rev_color & 0xF000)); 3364 } else 3365 attr = term->cur_color; 3366 3367 /* XXX: underline mapping for Hercules adapter can be better */ 3368 if (mask & (BOLD_ATTR | UNDERLINE_ATTR)) 3369 attr ^= 0x0800; 3370 if (mask & BLINK_ATTR) 3371 attr ^= 0x8000; 3372 3373 return attr; 3374} 3375 3376static void 3377set_keyboard(int command, int data) 3378{ 3379 int s; 3380 int c; 3381 3382 if (sc_kbdc == NULL) 3383 return; 3384 3385 /* prevent the timeout routine from polling the keyboard */ 3386 if (!kbdc_lock(sc_kbdc, TRUE)) 3387 return; 3388 3389 /* disable the keyboard and mouse interrupt */ 3390 s = spltty(); 3391#if 0 3392 c = get_controller_command_byte(sc_kbdc); 3393 if ((c == -1) 3394 || !set_controller_command_byte(sc_kbdc, 3395 kbdc_get_device_mask(sc_kbdc), 3396 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 3397 | KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 3398 /* CONTROLLER ERROR */ 3399 kbdc_lock(sc_kbdc, FALSE); 3400 splx(s); 3401 return; 3402 } 3403 /* 3404 * Now that the keyboard controller is told not to generate 3405 * the keyboard and mouse interrupts, call `splx()' to allow 3406 * the other tty interrupts. The clock interrupt may also occur, 3407 * but the timeout routine (`scrn_timer()') will be blocked 3408 * by the lock flag set via `kbdc_lock()' 3409 */ 3410 splx(s); 3411#endif 3412 3413 if (send_kbd_command_and_data(sc_kbdc, command, data) != KBD_ACK) 3414 send_kbd_command(sc_kbdc, KBDC_ENABLE_KBD); 3415 3416#if 0 3417 /* restore the interrupts */ 3418 if (!set_controller_command_byte(sc_kbdc, 3419 kbdc_get_device_mask(sc_kbdc), 3420 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 3421 /* CONTROLLER ERROR */ 3422 } 3423#else 3424 splx(s); 3425#endif 3426 kbdc_lock(sc_kbdc, FALSE); 3427} 3428 3429static void 3430update_leds(int which) 3431{ 3432 static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 }; 3433 3434 /* replace CAPS led with ALTGR led for ALTGR keyboards */ 3435 if (key_map.n_keys > ALTGR_OFFSET) { 3436 if (which & ALKED) 3437 which |= CLKED; 3438 else 3439 which &= ~CLKED; 3440 } 3441 3442 set_keyboard(KBDC_SET_LEDS, xlate_leds[which & LED_MASK]); 3443} 3444 3445void 3446set_mode(scr_stat *scp) 3447{ 3448 char *modetable; 3449 char special_modetable[64]; 3450 3451 if (scp != cur_console) 3452 return; 3453 3454 /* setup video hardware for the given mode */ 3455 switch (scp->mode) { 3456 case M_VGA_M80x60: 3457 bcopy(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 3458 goto special_80x60; 3459 3460 case M_VGA_C80x60: 3461 bcopy(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 3462special_80x60: 3463 special_modetable[2] = 0x08; 3464 special_modetable[19] = 0x47; 3465 goto special_480l; 3466 3467 case M_VGA_M80x30: 3468 bcopy(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 3469 goto special_80x30; 3470 3471 case M_VGA_C80x30: 3472 bcopy(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 3473special_80x30: 3474 special_modetable[19] = 0x4f; 3475special_480l: 3476 special_modetable[9] |= 0xc0; 3477 special_modetable[16] = 0x08; 3478 special_modetable[17] = 0x3e; 3479 special_modetable[26] = 0xea; 3480 special_modetable[28] = 0xdf; 3481 special_modetable[31] = 0xe7; 3482 special_modetable[32] = 0x04; 3483 modetable = special_modetable; 3484 goto setup_mode; 3485 3486 case M_ENH_B80x43: 3487 bcopy(video_mode_ptr+(64*M_ENH_B80x25), &special_modetable, 64); 3488 goto special_80x43; 3489 3490 case M_ENH_C80x43: 3491 bcopy(video_mode_ptr+(64*M_ENH_C80x25), &special_modetable, 64); 3492special_80x43: 3493 special_modetable[28] = 87; 3494 goto special_80x50; 3495 3496 case M_VGA_M80x50: 3497 bcopy(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 3498 goto special_80x50; 3499 3500 case M_VGA_C80x50: 3501 bcopy(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 3502special_80x50: 3503 special_modetable[2] = 8; 3504 special_modetable[19] = 7; 3505 modetable = special_modetable; 3506 goto setup_mode; 3507 3508 case M_VGA_C40x25: case M_VGA_C80x25: 3509 case M_VGA_M80x25: 3510 case M_B40x25: case M_C40x25: 3511 case M_B80x25: case M_C80x25: 3512 case M_ENH_B40x25: case M_ENH_C40x25: 3513 case M_ENH_B80x25: case M_ENH_C80x25: 3514 case M_EGAMONO80x25: 3515 3516 modetable = video_mode_ptr + (scp->mode * 64); 3517setup_mode: 3518 set_vgaregs(modetable); 3519 scp->font_size = *(modetable + 2); 3520 3521 /* set font type (size) */ 3522 if (scp->font_size < 14) { 3523 if (fonts_loaded & FONT_8) 3524 copy_font(LOAD, FONT_8, font_8); 3525 outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */ 3526 } else if (scp->font_size >= 16) { 3527 if (fonts_loaded & FONT_16) 3528 copy_font(LOAD, FONT_16, font_16); 3529 outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */ 3530 } else { 3531 if (fonts_loaded & FONT_14) 3532 copy_font(LOAD, FONT_14, font_14); 3533 outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */ 3534 } 3535 if (flags & CHAR_CURSOR) 3536 set_destructive_cursor(scp); 3537 mark_all(scp); 3538 break; 3539 3540 case M_VGA_MODEX: 3541 /* start out with std 320x200x256 mode */ 3542 bcopy(video_mode_ptr+(64*M_VGA_CG320), &special_modetable, 64); 3543 /* "unchain" the VGA mode */ 3544 special_modetable[5-1+0x04] &= 0xf7; 3545 special_modetable[5-1+0x04] |= 0x04; 3546 /* turn off doubleword mode */ 3547 special_modetable[10+0x14] &= 0xbf; 3548 /* turn off word adressing */ 3549 special_modetable[10+0x17] |= 0x40; 3550 /* set logical screen width */ 3551 special_modetable[10+0x13] = 80; 3552 /* set 240 lines */ 3553 special_modetable[10+0x11] = 0x2c; 3554 special_modetable[10+0x06] = 0x0d; 3555 special_modetable[10+0x07] = 0x3e; 3556 special_modetable[10+0x10] = 0xea; 3557 special_modetable[10+0x11] = 0xac; 3558 special_modetable[10+0x12] = 0xdf; 3559 special_modetable[10+0x15] = 0xe7; 3560 special_modetable[10+0x16] = 0x06; 3561 /* set vertical sync polarity to reflect aspect ratio */ 3562 special_modetable[9] = 0xe3; 3563 3564 modetable = special_modetable; 3565 goto setup_grmode; 3566 3567 case M_BG320: case M_CG320: case M_BG640: 3568 case M_CG320_D: case M_CG640_E: 3569 case M_CG640x350: case M_ENH_CG640: 3570 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 3571 modetable = video_mode_ptr + (scp->mode * 64); 3572setup_grmode: 3573 set_vgaregs(modetable); 3574 scp->font_size = FONT_NONE; 3575 break; 3576 3577 default: 3578 /* call user defined function XXX */ 3579 break; 3580 } 3581 3582 /* set border color for this (virtual) console */ 3583 set_border(scp->border); 3584 return; 3585} 3586 3587void 3588set_border(u_char color) 3589{ 3590 switch (crtc_type) { 3591 case KD_EGA: 3592 case KD_VGA: 3593 inb(crtc_addr + 6); /* reset flip-flop */ 3594 outb(ATC, 0x11); outb(ATC, color); 3595 inb(crtc_addr + 6); /* reset flip-flop */ 3596 outb(ATC, 0x20); /* enable Palette */ 3597 break; 3598 case KD_CGA: 3599 outb(crtc_addr + 5, color & 0x0f); /* color select register */ 3600 break; 3601 case KD_MONO: 3602 case KD_HERCULES: 3603 default: 3604 break; 3605 } 3606} 3607 3608static void 3609set_vgaregs(char *modetable) 3610{ 3611 int i, s = splhigh(); 3612 3613 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */ 3614 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */ 3615 for (i=0; i<4; i++) { /* program sequencer */ 3616 outb(TSIDX, i+1); 3617 outb(TSREG, modetable[i+5]); 3618 } 3619 outb(MISC, modetable[9]); /* set dot-clock */ 3620 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */ 3621 outb(crtc_addr, 0x11); 3622 outb(crtc_addr+1, inb(crtc_addr+1) & 0x7F); 3623 for (i=0; i<25; i++) { /* program crtc */ 3624 outb(crtc_addr, i); 3625 if (i == 14 || i == 15) /* no hardware cursor */ 3626 outb(crtc_addr+1, 0xff); 3627 else 3628 outb(crtc_addr+1, modetable[i+10]); 3629 } 3630 inb(crtc_addr+6); /* reset flip-flop */ 3631 for (i=0; i<20; i++) { /* program attribute ctrl */ 3632 outb(ATC, i); 3633 outb(ATC, modetable[i+35]); 3634 } 3635 for (i=0; i<9; i++) { /* program graph data ctrl */ 3636 outb(GDCIDX, i); 3637 outb(GDCREG, modetable[i+55]); 3638 } 3639 inb(crtc_addr+6); /* reset flip-flop */ 3640 outb(ATC, 0x20); /* enable palette */ 3641 splx(s); 3642} 3643 3644static void 3645read_vgaregs(char *buf) 3646{ 3647 int i, j; 3648 int s; 3649 3650 bzero(buf, 64); 3651 3652 s = splhigh(); 3653 3654 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */ 3655 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */ 3656 for (i=0, j=5; i<4; i++) { 3657 outb(TSIDX, i+1); 3658 buf[j++] = inb(TSREG); 3659 } 3660 buf[9] = inb(MISC + 10); /* dot-clock */ 3661 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */ 3662 3663 for (i=0, j=10; i<25; i++) { /* crtc */ 3664 outb(crtc_addr, i); 3665 buf[j++] = inb(crtc_addr+1); 3666 } 3667 for (i=0, j=35; i<20; i++) { /* attribute ctrl */ 3668 inb(crtc_addr+6); /* reset flip-flop */ 3669 outb(ATC, i); 3670 buf[j++] = inb(ATC + 1); 3671 } 3672 for (i=0, j=55; i<9; i++) { /* graph data ctrl */ 3673 outb(GDCIDX, i); 3674 buf[j++] = inb(GDCREG); 3675 } 3676 inb(crtc_addr+6); /* reset flip-flop */ 3677 outb(ATC, 0x20); /* enable palette */ 3678 3679 buf[0] = *(char *)pa_to_va(0x44a); /* COLS */ 3680 buf[1] = *(char *)pa_to_va(0x484); /* ROWS */ 3681 buf[2] = *(char *)pa_to_va(0x485); /* POINTS */ 3682 buf[3] = *(char *)pa_to_va(0x44c); 3683 buf[4] = *(char *)pa_to_va(0x44d); 3684 3685 splx(s); 3686} 3687 3688static int 3689comp_vgaregs(u_char *buf1, u_char *buf2) 3690{ 3691 int i; 3692 3693 for(i = 0; i < 20; ++i) { 3694 if (*buf1++ != *buf2++) 3695 return 1; 3696 } 3697 buf1 += 2; /* skip the cursor shape */ 3698 buf2 += 2; 3699 for(i = 22; i < 24; ++i) { 3700 if (*buf1++ != *buf2++) 3701 return 1; 3702 } 3703 buf1 += 2; /* skip the cursor position */ 3704 buf2 += 2; 3705 for(i = 26; i < 64; ++i) { 3706 if (*buf1++ != *buf2++) 3707 return 1; 3708 } 3709 return 0; 3710} 3711 3712static void 3713dump_vgaregs(u_char *buf) 3714{ 3715 int i; 3716 3717 for(i = 0; i < 64;) { 3718 printf("%02x ", buf[i]); 3719 if ((++i % 16) == 0) 3720 printf("\n"); 3721 } 3722} 3723 3724static void 3725set_font_mode() 3726{ 3727 int s = splhigh(); 3728 3729 /* setup vga for loading fonts (graphics plane mode) */ 3730 inb(crtc_addr+6); /* reset flip-flop */ 3731 outb(ATC, 0x10); outb(ATC, 0x01); 3732 inb(crtc_addr+6); /* reset flip-flop */ 3733 outb(ATC, 0x20); /* enable palette */ 3734 3735#if SLOW_VGA 3736 outb(TSIDX, 0x02); outb(TSREG, 0x04); 3737 outb(TSIDX, 0x04); outb(TSREG, 0x06); 3738 outb(GDCIDX, 0x04); outb(GDCREG, 0x02); 3739 outb(GDCIDX, 0x05); outb(GDCREG, 0x00); 3740 outb(GDCIDX, 0x06); outb(GDCREG, 0x05); 3741#else 3742 outw(TSIDX, 0x0402); 3743 outw(TSIDX, 0x0604); 3744 outw(GDCIDX, 0x0204); 3745 outw(GDCIDX, 0x0005); 3746 outw(GDCIDX, 0x0506); /* addr = a0000, 64kb */ 3747#endif 3748 splx(s); 3749} 3750 3751static void 3752set_normal_mode() 3753{ 3754 char *modetable; 3755 int s = splhigh(); 3756 3757 switch (cur_console->mode) { 3758 case M_VGA_M80x60: 3759 case M_VGA_M80x50: 3760 case M_VGA_M80x30: 3761 modetable = video_mode_ptr + (64*M_VGA_M80x25); 3762 break; 3763 3764 case M_VGA_C80x60: 3765 case M_VGA_C80x50: 3766 case M_VGA_C80x30: 3767 modetable = video_mode_ptr + (64*M_VGA_C80x25); 3768 break; 3769 3770 case M_ENH_B80x43: 3771 modetable = video_mode_ptr + (64*M_ENH_B80x25); 3772 break; 3773 3774 case M_ENH_C80x43: 3775 modetable = video_mode_ptr + (64*M_ENH_C80x25); 3776 break; 3777 3778 case M_VGA_C40x25: case M_VGA_C80x25: 3779 case M_VGA_M80x25: 3780 case M_B40x25: case M_C40x25: 3781 case M_B80x25: case M_C80x25: 3782 case M_ENH_B40x25: case M_ENH_C40x25: 3783 case M_ENH_B80x25: case M_ENH_C80x25: 3784 case M_EGAMONO80x25: 3785 3786 case M_BG320: case M_CG320: case M_BG640: 3787 case M_CG320_D: case M_CG640_E: 3788 case M_CG640x350: case M_ENH_CG640: 3789 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 3790 modetable = video_mode_ptr + (cur_console->mode * 64); 3791 break; 3792 3793 default: 3794 modetable = video_mode_ptr + (64*M_VGA_C80x25); 3795 } 3796 3797 if (video_mode_ptr == NULL) 3798 modetable = vgaregs; 3799 3800 /* setup vga for normal operation mode again */ 3801 inb(crtc_addr+6); /* reset flip-flop */ 3802 outb(ATC, 0x10); outb(ATC, modetable[0x10+35]); 3803 inb(crtc_addr+6); /* reset flip-flop */ 3804 outb(ATC, 0x20); /* enable palette */ 3805#if SLOW_VGA 3806 outb(TSIDX, 0x02); outb(TSREG, modetable[0x02+4]); 3807 outb(TSIDX, 0x04); outb(TSREG, modetable[0x04+4]); 3808 outb(GDCIDX, 0x04); outb(GDCREG, modetable[0x04+55]); 3809 outb(GDCIDX, 0x05); outb(GDCREG, modetable[0x05+55]); 3810 outb(GDCIDX, 0x06); outb(GDCREG, modetable[0x06+55]); 3811 if (crtc_addr == MONO_BASE) { 3812 outb(GDCIDX, 0x06); outb(GDCREG,(modetable[0x06+55] & 0x03) | 0x08); 3813 } 3814 else { 3815 outb(GDCIDX, 0x06); outb(GDCREG,(modetable[0x06+55] & 0x03) | 0x0c); 3816 } 3817#else 3818 outw(TSIDX, 0x0002 | (modetable[0x02+4]<<8)); 3819 outw(TSIDX, 0x0004 | (modetable[0x04+4]<<8)); 3820 outw(GDCIDX, 0x0004 | (modetable[0x04+55]<<8)); 3821 outw(GDCIDX, 0x0005 | (modetable[0x05+55]<<8)); 3822 if (crtc_addr == MONO_BASE) 3823 outw(GDCIDX, 0x0006 | (((modetable[0x06+55] & 0x03) | 0x08)<<8)); 3824 else 3825 outw(GDCIDX, 0x0006 | (((modetable[0x06+55] & 0x03) | 0x0c)<<8)); 3826#endif 3827 splx(s); 3828} 3829 3830void 3831copy_font(int operation, int font_type, char* font_image) 3832{ 3833 int ch, line, segment, fontsize; 3834 u_char val; 3835 3836 /* dont mess with console we dont know video mode on */ 3837 if (cur_console->status & UNKNOWN_MODE) 3838 return; 3839 3840 switch (font_type) { 3841 default: 3842 case FONT_8: 3843 segment = 0x8000; 3844 fontsize = 8; 3845 break; 3846 case FONT_14: 3847 segment = 0x4000; 3848 fontsize = 14; 3849 break; 3850 case FONT_16: 3851 segment = 0x0000; 3852 fontsize = 16; 3853 break; 3854 } 3855 outb(TSIDX, 0x01); val = inb(TSREG); /* disable screen */ 3856 outb(TSIDX, 0x01); outb(TSREG, val | 0x20); 3857 set_font_mode(); 3858 for (ch=0; ch < 256; ch++) 3859 for (line=0; line < fontsize; line++) 3860 if (operation) 3861 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line) = 3862 font_image[(ch*fontsize)+line]; 3863 else 3864 font_image[(ch*fontsize)+line] = 3865 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line); 3866 set_normal_mode(); 3867 outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); /* enable screen */ 3868} 3869 3870static void 3871set_destructive_cursor(scr_stat *scp) 3872{ 3873 u_char cursor[32]; 3874 caddr_t address; 3875 int i; 3876 char *font_buffer; 3877 3878 3879 if (scp->font_size < 14) { 3880 font_buffer = font_8; 3881 address = (caddr_t)VIDEOMEM + 0x8000; 3882 } 3883 else if (scp->font_size >= 16) { 3884 font_buffer = font_16; 3885 address = (caddr_t)VIDEOMEM; 3886 } 3887 else { 3888 font_buffer = font_14; 3889 address = (caddr_t)VIDEOMEM + 0x4000; 3890 } 3891 3892 if (scp->status & MOUSE_VISIBLE) { 3893 if ((scp->cursor_saveunder & 0xff) == 0xd0) 3894 bcopy(&scp->mouse_cursor[0], cursor, scp->font_size); 3895 else if ((scp->cursor_saveunder & 0xff) == 0xd1) 3896 bcopy(&scp->mouse_cursor[32], cursor, scp->font_size); 3897 else if ((scp->cursor_saveunder & 0xff) == 0xd2) 3898 bcopy(&scp->mouse_cursor[64], cursor, scp->font_size); 3899 else if ((scp->cursor_saveunder & 0xff) == 0xd3) 3900 bcopy(&scp->mouse_cursor[96], cursor, scp->font_size); 3901 else 3902 bcopy(font_buffer+((scp->cursor_saveunder & 0xff)*scp->font_size), 3903 cursor, scp->font_size); 3904 } 3905 else 3906 bcopy(font_buffer + ((scp->cursor_saveunder & 0xff) * scp->font_size), 3907 cursor, scp->font_size); 3908 for (i=0; i<32; i++) 3909 if ((i >= scp->cursor_start && i <= scp->cursor_end) || 3910 (scp->cursor_start >= scp->font_size && i == scp->font_size - 1)) 3911 cursor[i] |= 0xff; 3912#if 1 3913 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ; 3914#endif 3915 set_font_mode(); 3916 sc_bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32); 3917 set_normal_mode(); 3918} 3919 3920static void 3921set_mouse_pos(scr_stat *scp) 3922{ 3923 static int last_xpos = -1, last_ypos = -1; 3924 3925 if (scp->mouse_xpos < 0) 3926 scp->mouse_xpos = 0; 3927 if (scp->mouse_ypos < 0) 3928 scp->mouse_ypos = 0; 3929 if (scp->status & UNKNOWN_MODE) { 3930 if (scp->mouse_xpos > scp->xpixel-1) 3931 scp->mouse_xpos = scp->xpixel-1; 3932 if (scp->mouse_ypos > scp->ypixel-1) 3933 scp->mouse_ypos = scp->ypixel-1; 3934 return; 3935 } 3936 if (scp->mouse_xpos > (scp->xsize*8)-1) 3937 scp->mouse_xpos = (scp->xsize*8)-1; 3938 if (scp->mouse_ypos > (scp->ysize*scp->font_size)-1) 3939 scp->mouse_ypos = (scp->ysize*scp->font_size)-1; 3940 3941 if (scp->mouse_xpos != last_xpos || scp->mouse_ypos != last_ypos) { 3942 scp->status |= MOUSE_MOVED; 3943 3944 scp->mouse_pos = scp->scr_buf + 3945 ((scp->mouse_ypos/scp->font_size)*scp->xsize + scp->mouse_xpos/8); 3946 3947 if ((scp->status & MOUSE_VISIBLE) && (scp->status & MOUSE_CUTTING)) { 3948 u_short *ptr; 3949 int i = 0; 3950 3951 mark_for_update(scp, scp->mouse_cut_start - scp->scr_buf); 3952 mark_for_update(scp, scp->mouse_cut_end - scp->scr_buf); 3953 scp->mouse_cut_end = scp->mouse_pos; 3954 for (ptr = (scp->mouse_cut_start > scp->mouse_cut_end 3955 ? scp->mouse_cut_end : scp->mouse_cut_start); 3956 ptr <= (scp->mouse_cut_start > scp->mouse_cut_end 3957 ? scp->mouse_cut_start : scp->mouse_cut_end); 3958 ptr++) { 3959 cut_buffer[i++] = *ptr & 0xff; 3960 if (((ptr - scp->scr_buf) % scp->xsize) == (scp->xsize - 1)) { 3961 cut_buffer[i++] = '\n'; 3962 } 3963 } 3964 cut_buffer[i] = 0x00; 3965 } 3966 } 3967} 3968 3969static void 3970mouse_cut_start(scr_stat *scp) 3971{ 3972 int i; 3973 3974 if (scp->status & MOUSE_VISIBLE) { 3975 if (scp->mouse_pos == scp->mouse_cut_start && 3976 scp->mouse_cut_start == scp->mouse_cut_end) { 3977 cut_buffer[0] = 0x00; 3978 remove_cutmarking(scp); 3979 } 3980 else { 3981 scp->mouse_cut_start = scp->mouse_cut_end = scp->mouse_pos; 3982 cut_buffer[0] = *scp->mouse_cut_start & 0xff; 3983 cut_buffer[1] = 0x00; 3984 scp->status |= MOUSE_CUTTING; 3985 } 3986 mark_all(scp); 3987 /* delete all other screens cut markings */ 3988 for (i=0; i<MAXCONS; i++) { 3989 if (console[i] == NULL || console[i] == scp) 3990 continue; 3991 remove_cutmarking(console[i]); 3992 } 3993 } 3994} 3995 3996static void 3997mouse_cut_end(scr_stat *scp) 3998{ 3999 if (scp->status & MOUSE_VISIBLE) { 4000 scp->status &= ~MOUSE_CUTTING; 4001 } 4002} 4003 4004static void 4005mouse_paste(scr_stat *scp) 4006{ 4007 if (scp->status & MOUSE_VISIBLE) { 4008 struct tty *tp; 4009 u_char *ptr = cut_buffer; 4010 4011 tp = VIRTUAL_TTY(get_scr_num()); 4012 while (*ptr) 4013 (*linesw[tp->t_line].l_rint)(scr_rmap[*ptr++], tp); 4014 } 4015} 4016 4017static void 4018draw_mouse_image(scr_stat *scp) 4019{ 4020 caddr_t address; 4021 int i; 4022 char *font_buffer; 4023 u_short buffer[32]; 4024 u_short xoffset, yoffset; 4025 u_short *crt_pos = Crtat + (scp->mouse_pos - scp->scr_buf); 4026 int font_size = scp->font_size; 4027 4028 if (font_size < 14) { 4029 font_buffer = font_8; 4030 address = (caddr_t)VIDEOMEM + 0x8000; 4031 } 4032 else if (font_size >= 16) { 4033 font_buffer = font_16; 4034 address = (caddr_t)VIDEOMEM; 4035 } 4036 else { 4037 font_buffer = font_14; 4038 address = (caddr_t)VIDEOMEM + 0x4000; 4039 } 4040 xoffset = scp->mouse_xpos % 8; 4041 yoffset = scp->mouse_ypos % font_size; 4042 4043 /* prepare mousepointer char's bitmaps */ 4044 bcopy(font_buffer + ((*(scp->mouse_pos) & 0xff) * font_size), 4045 &scp->mouse_cursor[0], font_size); 4046 bcopy(font_buffer + ((*(scp->mouse_pos+1) & 0xff) * font_size), 4047 &scp->mouse_cursor[32], font_size); 4048 bcopy(font_buffer + ((*(scp->mouse_pos+scp->xsize) & 0xff) * font_size), 4049 &scp->mouse_cursor[64], font_size); 4050 bcopy(font_buffer + ((*(scp->mouse_pos+scp->xsize+1) & 0xff) * font_size), 4051 &scp->mouse_cursor[96], font_size); 4052 for (i=0; i<font_size; i++) { 4053 buffer[i] = scp->mouse_cursor[i]<<8 | scp->mouse_cursor[i+32]; 4054 buffer[i+font_size]=scp->mouse_cursor[i+64]<<8|scp->mouse_cursor[i+96]; 4055 } 4056 4057 /* now and-or in the mousepointer image */ 4058 for (i=0; i<16; i++) { 4059 buffer[i+yoffset] = 4060 ( buffer[i+yoffset] & ~(mouse_and_mask[i] >> xoffset)) 4061 | (mouse_or_mask[i] >> xoffset); 4062 } 4063 for (i=0; i<font_size; i++) { 4064 scp->mouse_cursor[i] = (buffer[i] & 0xff00) >> 8; 4065 scp->mouse_cursor[i+32] = buffer[i] & 0xff; 4066 scp->mouse_cursor[i+64] = (buffer[i+font_size] & 0xff00) >> 8; 4067 scp->mouse_cursor[i+96] = buffer[i+font_size] & 0xff; 4068 } 4069 4070 scp->mouse_oldpos = scp->mouse_pos; 4071 4072 /* wait for vertical retrace to avoid jitter on some videocards */ 4073#if 1 4074 while (!(inb(crtc_addr+6) & 0x08)) /* idle */ ; 4075#endif 4076 set_font_mode(); 4077 sc_bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128); 4078 set_normal_mode(); 4079 *(crt_pos) = (*(scp->mouse_pos)&0xff00)|0xd0; 4080 *(crt_pos+scp->xsize) = (*(scp->mouse_pos+scp->xsize)&0xff00)|0xd2; 4081 if (scp->mouse_xpos < (scp->xsize-1)*8) { 4082 *(crt_pos+1) = (*(scp->mouse_pos+1)&0xff00)|0xd1; 4083 *(crt_pos+scp->xsize+1) = (*(scp->mouse_pos+scp->xsize+1)&0xff00)|0xd3; 4084 } 4085 mark_for_update(scp, scp->mouse_pos - scp->scr_buf); 4086 mark_for_update(scp, scp->mouse_pos + scp->xsize + 1 - scp->scr_buf); 4087} 4088 4089static void 4090remove_mouse_image(scr_stat *scp) 4091{ 4092 u_short *crt_pos = Crtat + (scp->mouse_oldpos - scp->scr_buf); 4093 4094 *(crt_pos) = *(scp->mouse_oldpos); 4095 *(crt_pos+1) = *(scp->mouse_oldpos+1); 4096 *(crt_pos+scp->xsize) = *(scp->mouse_oldpos+scp->xsize); 4097 *(crt_pos+scp->xsize+1) = *(scp->mouse_oldpos+scp->xsize+1); 4098 mark_for_update(scp, scp->mouse_oldpos - scp->scr_buf); 4099 mark_for_update(scp, scp->mouse_oldpos + scp->xsize + 1 - scp->scr_buf); 4100} 4101 4102static void 4103draw_cutmarking(scr_stat *scp) 4104{ 4105 u_short *ptr; 4106 u_short och, nch; 4107 4108 for (ptr=scp->scr_buf; ptr<=(scp->scr_buf+(scp->xsize*scp->ysize)); ptr++) { 4109 nch = och = *(Crtat + (ptr - scp->scr_buf)); 4110 /* are we outside the selected area ? */ 4111 if ( ptr < (scp->mouse_cut_start > scp->mouse_cut_end ? 4112 scp->mouse_cut_end : scp->mouse_cut_start) || 4113 ptr > (scp->mouse_cut_start > scp->mouse_cut_end ? 4114 scp->mouse_cut_start : scp->mouse_cut_end)) { 4115 if (ptr != scp->cursor_pos) 4116 nch = (och & 0xff) | (*ptr & 0xff00); 4117 } 4118 else { 4119 /* are we clear of the cursor image ? */ 4120 if (ptr != scp->cursor_pos) 4121 nch = (och & 0x88ff) | (*ptr & 0x7000)>>4 | (*ptr & 0x0700)<<4; 4122 else { 4123 if (flags & CHAR_CURSOR) 4124 nch = (och & 0x88ff)|(*ptr & 0x7000)>>4|(*ptr & 0x0700)<<4; 4125 else 4126 if (!(flags & BLINK_CURSOR)) 4127 nch = (och & 0xff) | (*ptr & 0xff00); 4128 } 4129 } 4130 if (nch != och) 4131 *(Crtat + (ptr - scp->scr_buf)) = nch; 4132 } 4133} 4134 4135static void 4136remove_cutmarking(scr_stat *scp) 4137{ 4138 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 4139 scp->status &= ~MOUSE_CUTTING; 4140 mark_all(scp); 4141} 4142 4143static void 4144save_palette(void) 4145{ 4146 int i; 4147 4148 outb(PALRADR, 0x00); 4149 for (i=0x00; i<0x300; i++) 4150 palette[i] = inb(PALDATA); 4151 inb(crtc_addr+6); /* reset flip/flop */ 4152} 4153 4154void 4155load_palette(char *palette) 4156{ 4157 int i; 4158 4159 outb(PIXMASK, 0xFF); /* no pixelmask */ 4160 outb(PALWADR, 0x00); 4161 for (i=0x00; i<0x300; i++) 4162 outb(PALDATA, palette[i]); 4163 inb(crtc_addr+6); /* reset flip/flop */ 4164 outb(ATC, 0x20); /* enable palette */ 4165} 4166 4167static void 4168do_bell(scr_stat *scp, int pitch, int duration) 4169{ 4170 if (flags & VISUAL_BELL) { 4171 if (blink_in_progress) 4172 return; 4173 blink_in_progress = 4; 4174 if (scp != cur_console) 4175 blink_in_progress += 2; 4176 blink_screen(cur_console); 4177 } else { 4178 if (scp != cur_console) 4179 pitch *= 2; 4180 sysbeep(pitch, duration); 4181 } 4182} 4183 4184static void 4185blink_screen(void *arg) 4186{ 4187 scr_stat *scp = arg; 4188 4189 if ((scp->status & UNKNOWN_MODE) || (blink_in_progress <= 1)) { 4190 blink_in_progress = FALSE; 4191 mark_all(scp); 4192 if (delayed_next_scr) 4193 switch_scr(scp, delayed_next_scr - 1); 4194 } 4195 else { 4196 if (blink_in_progress & 1) 4197 fillw(kernel_default.std_color | scr_map[0x20], 4198 Crtat, scp->xsize * scp->ysize); 4199 else 4200 fillw(kernel_default.rev_color | scr_map[0x20], 4201 Crtat, scp->xsize * scp->ysize); 4202 blink_in_progress--; 4203 timeout(blink_screen, scp, hz / 10); 4204 } 4205} 4206 4207#ifdef SC_SPLASH_SCREEN 4208static void 4209toggle_splash_screen(scr_stat *scp) 4210{ 4211 static int toggle = 0; 4212 static u_char save_mode; 4213 int s; 4214 4215 if (video_mode_ptr == NULL) 4216 return; 4217 4218 s = splhigh(); 4219 if (toggle) { 4220 scp->mode = save_mode; 4221 scp->status &= ~UNKNOWN_MODE; 4222 set_mode(scp); 4223 load_palette(palette); 4224 toggle = 0; 4225 } 4226 else { 4227 save_mode = scp->mode; 4228 scp->mode = M_VGA_CG320; 4229 scp->status |= UNKNOWN_MODE; 4230 set_mode(scp); 4231 /* load image */ 4232 toggle = 1; 4233 } 4234 splx(s); 4235} 4236#endif 4237#endif /* NSC */ 4238