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 1.233 1997/09/26 15:27:55 itojun 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 79 extern void generic_bcopy(const void *, void *, size_t); 80 81 static default_attr user_default = { 82 (FG_LIGHTGREY | BG_BLACK) << 8, 83 (FG_BLACK | BG_LIGHTGREY) << 8 84 }; 85 86 static default_attr kernel_default = { 87 (FG_WHITE | BG_BLACK) << 8, 88 (FG_BLACK | BG_LIGHTGREY) << 8 89 }; 90 91 static scr_stat main_console; 92 static scr_stat *console[MAXCONS]; 93 #ifdef DEVFS 94 static void *sc_devfs_token[MAXCONS]; 95 #endif 96 scr_stat *cur_console; 97 static scr_stat *new_scp, *old_scp; 98 static term_stat kernel_console; 99 static default_attr *current_default; 100 static int flags = 0; 101 static int sc_port = IO_KBD; 102 static KBDC sc_kbdc = NULL; 103 static char init_done = COLD; 104 static u_short sc_buffer[ROW*COL]; 105 static char switch_in_progress = FALSE; 106 static char write_in_progress = FALSE; 107 static char blink_in_progress = FALSE; 108 static int blinkrate = 0; 109 u_int crtc_addr = MONO_BASE; 110 char crtc_type = KD_MONO; 111 char crtc_vga = FALSE; 112 static u_char shfts = 0, ctls = 0, alts = 0, agrs = 0, metas = 0; 113 static u_char nlkcnt = 0, clkcnt = 0, slkcnt = 0, alkcnt = 0; 114 static const u_int n_fkey_tab = sizeof(fkey_tab) / sizeof(*fkey_tab); 115 static int delayed_next_scr = FALSE; 116 static long scrn_blank_time = 0; /* screen saver timeout value */ 117 int scrn_blanked = 0; /* screen saver active flag */ 118 static 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 131 extern 132 #endif 133 unsigned char font_16[256*16]; 134 char palette[256*3]; 135 static char vgaregs[64]; 136 static char *cut_buffer; 137 static 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 }; 143 static 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 }; 149 150 static void none_saver(int blank) { } 151 static void (*current_saver)(int blank) = none_saver; 152 int (*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])) 158 struct CONSOLE_TTY (sccons[MAXCONS] = ttymalloc(sccons[MAXCONS])) 159 struct MOUSE_TTY (sccons[MAXCONS+1] = ttymalloc(sccons[MAXCONS+1])) 160 struct 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] 165 static 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) 171 u_short *Crtat; 172 static 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 */ 183 static int scattach(struct isa_device *dev); 184 static int scparam(struct tty *tp, struct termios *t); 185 static int scprobe(struct isa_device *dev); 186 static int scvidprobe(int unit, int flags); 187 static int sckbdprobe(int unit, int flags); 188 static void scstart(struct tty *tp); 189 static void scmousestart(struct tty *tp); 190 static void scinit(void); 191 static u_int scgetc(u_int flags); 192 #define SCGETC_CN 1 193 #define SCGETC_NONBLOCK 2 194 static scr_stat *get_scr_stat(dev_t dev); 195 static scr_stat *alloc_scp(void); 196 static void init_scp(scr_stat *scp); 197 static int get_scr_num(void); 198 static timeout_t scrn_timer; 199 static void stop_scrn_saver(void (*saver)(int)); 200 static void clear_screen(scr_stat *scp); 201 static int switch_scr(scr_stat *scp, u_int next_scr); 202 static void exchange_scr(void); 203 static inline void move_crsr(scr_stat *scp, int x, int y); 204 static void scan_esc(scr_stat *scp, u_char c); 205 static void draw_cursor_image(scr_stat *scp); 206 static void remove_cursor_image(scr_stat *scp); 207 static void ansi_put(scr_stat *scp, u_char *buf, int len); 208 static u_char *get_fstr(u_int c, u_int *len); 209 static void history_to_screen(scr_stat *scp); 210 static int history_up_line(scr_stat *scp); 211 static int history_down_line(scr_stat *scp); 212 static int mask2attr(struct term_stat *term); 213 static void set_keyboard(int command, int data); 214 static void update_leds(int which); 215 static void set_vgaregs(char *modetable); 216 static void read_vgaregs(char *buf); 217 static int comp_vgaregs(u_char *buf1, u_char *buf2); 218 static void dump_vgaregs(u_char *buf); 219 static void set_font_mode(void); 220 static void set_normal_mode(void); 221 static void set_destructive_cursor(scr_stat *scp); 222 static void set_mouse_pos(scr_stat *scp); 223 static void mouse_cut_start(scr_stat *scp); 224 static void mouse_cut_end(scr_stat *scp); 225 static void mouse_paste(scr_stat *scp); 226 static void draw_mouse_image(scr_stat *scp); 227 static void remove_mouse_image(scr_stat *scp); 228 static void draw_cutmarking(scr_stat *scp); 229 static void remove_cutmarking(scr_stat *scp); 230 static void save_palette(void); 231 static void do_bell(scr_stat *scp, int pitch, int duration); 232 static timeout_t blink_screen; 233 #ifdef SC_SPLASH_SCREEN 234 static void toggle_splash_screen(scr_stat *scp); 235 #endif 236 237 struct isa_driver scdriver = { 238 scprobe, scattach, "sc", 1 239 }; 240 241 static d_open_t scopen; 242 static d_close_t scclose; 243 static d_read_t scread; 244 static d_write_t scwrite; 245 static d_ioctl_t scioctl; 246 static d_devtotty_t scdevtotty; 247 static d_mmap_t scmmap; 248 249 #define CDEV_MAJOR 12 250 static 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 */ 258 static inline void 259 draw_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 } 307 308 static inline void 309 remove_cursor_image(scr_stat *scp) 310 { 311 *(Crtat + (scp->cursor_oldpos - scp->scr_buf)) = scp->cursor_saveunder; 312 } 313 314 static inline void 315 move_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 } 329 330 static int 331 scprobe(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 */ 347 static int 348 scvidprobe(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 */ 439 static int 440 sckbdprobe(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 } 581 582 succeed: 583 kbdc_set_device_mask(sc_kbdc, m | KBD_KBD_CONTROL_BITS), 584 kbdc_lock(sc_kbdc, FALSE); 585 return TRUE; 586 587 fail: 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 > 0 598 static int 599 scresume(void *dummy) 600 { 601 shfts = ctls = alts = agrs = metas = 0; 602 return 0; 603 } 604 #endif 605 606 static int 607 scattach(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 } 708 709 struct 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 } 724 725 int 726 scopen(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 } 762 763 int 764 scclose(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 } 800 801 int 802 scread(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 } 810 811 int 812 scwrite(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 } 820 821 void 822 scintr(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 } 870 871 static int 872 scparam(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 } 879 880 int 881 scioctl(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_CODE_MODE; 1412 scp->status |= KBD_RAW_MODE; 1413 return 0; 1414 1415 case K_CODE: /* switch to CODE mode */ 1416 scp->status &= ~KBD_RAW_MODE; 1417 scp->status |= KBD_CODE_MODE; 1418 return 0; 1419 1420 case K_XLATE: /* switch to XLT ascii mode */ 1421 if (scp == cur_console && scp->status & KBD_RAW_MODE) 1422 shfts = ctls = alts = agrs = metas = 0; 1423 scp->status &= ~(KBD_RAW_MODE | KBD_CODE_MODE); 1424 return 0; 1425 default: 1426 return EINVAL; 1427 } 1428 /* NOT REACHED */ 1429 1430 case KDGKBMODE: /* get keyboard mode */ 1431 *data = (scp->status & KBD_RAW_MODE) ? K_RAW : 1432 ((scp->status & KBD_CODE_MODE) ? K_CODE : K_XLATE); 1433 return 0; 1434 1435 case KDMKTONE: /* sound the bell */ 1436 if (*(int*)data) 1437 do_bell(scp, (*(int*)data)&0xffff, 1438 (((*(int*)data)>>16)&0xffff)*hz/1000); 1439 else 1440 do_bell(scp, scp->bell_pitch, scp->bell_duration); 1441 return 0; 1442 1443 case KIOCSOUND: /* make tone (*data) hz */ 1444 if (scp == cur_console) { 1445 if (*(int*)data) { 1446 int pitch = timer_freq / *(int*)data; 1447 1448 /* set command for counter 2, 2 byte write */ 1449 if (acquire_timer2(TIMER_16BIT|TIMER_SQWAVE)) 1450 return EBUSY; 1451 1452 /* set pitch */ 1453 outb(TIMER_CNTR2, pitch); 1454 outb(TIMER_CNTR2, (pitch>>8)); 1455 1456 /* enable counter 2 output to speaker */ 1457 outb(IO_PPI, inb(IO_PPI) | 3); 1458 } 1459 else { 1460 /* disable counter 2 output to speaker */ 1461 outb(IO_PPI, inb(IO_PPI) & 0xFC); 1462 release_timer2(); 1463 } 1464 } 1465 return 0; 1466 1467 case KDGKBTYPE: /* get keyboard type */ 1468 *data = 0; /* type not known (yet) */ 1469 return 0; 1470 1471 case KDSETLED: /* set keyboard LED status */ 1472 if (*data >= 0 && *data <= LED_MASK) { 1473 scp->status &= ~LED_MASK; 1474 scp->status |= *data; 1475 if (scp == cur_console) 1476 update_leds(scp->status); 1477 return 0; 1478 } 1479 return EINVAL; 1480 1481 case KDGETLED: /* get keyboard LED status */ 1482 *data = scp->status & LED_MASK; 1483 return 0; 1484 1485 case GETFKEY: /* get functionkey string */ 1486 if (*(u_short*)data < n_fkey_tab) { 1487 fkeyarg_t *ptr = (fkeyarg_t*)data; 1488 bcopy(&fkey_tab[ptr->keynum].str, ptr->keydef, 1489 fkey_tab[ptr->keynum].len); 1490 ptr->flen = fkey_tab[ptr->keynum].len; 1491 return 0; 1492 } 1493 else 1494 return EINVAL; 1495 1496 case SETFKEY: /* set functionkey string */ 1497 if (*(u_short*)data < n_fkey_tab) { 1498 fkeyarg_t *ptr = (fkeyarg_t*)data; 1499 bcopy(ptr->keydef, &fkey_tab[ptr->keynum].str, 1500 min(ptr->flen, MAXFK)); 1501 fkey_tab[ptr->keynum].len = min(ptr->flen, MAXFK); 1502 return 0; 1503 } 1504 else 1505 return EINVAL; 1506 1507 case GIO_SCRNMAP: /* get output translation table */ 1508 bcopy(&scr_map, data, sizeof(scr_map)); 1509 return 0; 1510 1511 case PIO_SCRNMAP: /* set output translation table */ 1512 bcopy(data, &scr_map, sizeof(scr_map)); 1513 for (i=0; i<sizeof(scr_map); i++) 1514 scr_rmap[scr_map[i]] = i; 1515 return 0; 1516 1517 case GIO_KEYMAP: /* get keyboard translation table */ 1518 bcopy(&key_map, data, sizeof(key_map)); 1519 return 0; 1520 1521 case PIO_KEYMAP: /* set keyboard translation table */ 1522 bcopy(data, &key_map, sizeof(key_map)); 1523 return 0; 1524 1525 case PIO_FONT8x8: /* set 8x8 dot font */ 1526 if (!crtc_vga) 1527 return ENXIO; 1528 bcopy(data, font_8, 8*256); 1529 fonts_loaded |= FONT_8; 1530 if (!(cur_console->status & UNKNOWN_MODE)) { 1531 copy_font(LOAD, FONT_8, font_8); 1532 if (flags & CHAR_CURSOR) 1533 set_destructive_cursor(cur_console); 1534 } 1535 return 0; 1536 1537 case GIO_FONT8x8: /* get 8x8 dot font */ 1538 if (!crtc_vga) 1539 return ENXIO; 1540 if (fonts_loaded & FONT_8) { 1541 bcopy(font_8, data, 8*256); 1542 return 0; 1543 } 1544 else 1545 return ENXIO; 1546 1547 case PIO_FONT8x14: /* set 8x14 dot font */ 1548 if (!crtc_vga) 1549 return ENXIO; 1550 bcopy(data, font_14, 14*256); 1551 fonts_loaded |= FONT_14; 1552 if (!(cur_console->status & UNKNOWN_MODE)) { 1553 copy_font(LOAD, FONT_14, font_14); 1554 if (flags & CHAR_CURSOR) 1555 set_destructive_cursor(cur_console); 1556 } 1557 return 0; 1558 1559 case GIO_FONT8x14: /* get 8x14 dot font */ 1560 if (!crtc_vga) 1561 return ENXIO; 1562 if (fonts_loaded & FONT_14) { 1563 bcopy(font_14, data, 14*256); 1564 return 0; 1565 } 1566 else 1567 return ENXIO; 1568 1569 case PIO_FONT8x16: /* set 8x16 dot font */ 1570 if (!crtc_vga) 1571 return ENXIO; 1572 bcopy(data, font_16, 16*256); 1573 fonts_loaded |= FONT_16; 1574 if (!(cur_console->status & UNKNOWN_MODE)) { 1575 copy_font(LOAD, FONT_16, font_16); 1576 if (flags & CHAR_CURSOR) 1577 set_destructive_cursor(cur_console); 1578 } 1579 return 0; 1580 1581 case GIO_FONT8x16: /* get 8x16 dot font */ 1582 if (!crtc_vga) 1583 return ENXIO; 1584 if (fonts_loaded & FONT_16) { 1585 bcopy(font_16, data, 16*256); 1586 return 0; 1587 } 1588 else 1589 return ENXIO; 1590 default: 1591 break; 1592 } 1593 1594 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1595 if (error >= 0) 1596 return(error); 1597 error = ttioctl(tp, cmd, data, flag); 1598 if (error >= 0) 1599 return(error); 1600 return(ENOTTY); 1601 } 1602 1603 static void 1604 scstart(struct tty *tp) 1605 { 1606 struct clist *rbp; 1607 int s, len; 1608 u_char buf[PCBURST]; 1609 scr_stat *scp = get_scr_stat(tp->t_dev); 1610 1611 if (scp->status & SLKED || blink_in_progress) 1612 return; /* XXX who repeats the call when the above flags are cleared? */ 1613 s = spltty(); 1614 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1615 tp->t_state |= TS_BUSY; 1616 rbp = &tp->t_outq; 1617 while (rbp->c_cc) { 1618 len = q_to_b(rbp, buf, PCBURST); 1619 splx(s); 1620 ansi_put(scp, buf, len); 1621 s = spltty(); 1622 } 1623 tp->t_state &= ~TS_BUSY; 1624 ttwwakeup(tp); 1625 } 1626 splx(s); 1627 } 1628 1629 static void 1630 scmousestart(struct tty *tp) 1631 { 1632 struct clist *rbp; 1633 int s; 1634 u_char buf[PCBURST]; 1635 1636 s = spltty(); 1637 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1638 tp->t_state |= TS_BUSY; 1639 rbp = &tp->t_outq; 1640 while (rbp->c_cc) { 1641 q_to_b(rbp, buf, PCBURST); 1642 } 1643 tp->t_state &= ~TS_BUSY; 1644 ttwwakeup(tp); 1645 } 1646 splx(s); 1647 } 1648 1649 void 1650 sccnprobe(struct consdev *cp) 1651 { 1652 struct isa_device *dvp; 1653 1654 /* 1655 * Take control if we are the highest priority enabled display device. 1656 */ 1657 dvp = find_display(); 1658 if (dvp == NULL || dvp->id_driver != &scdriver) { 1659 cp->cn_pri = CN_DEAD; 1660 return; 1661 } 1662 1663 if (!scvidprobe(dvp->id_unit, dvp->id_flags)) { 1664 cp->cn_pri = CN_DEAD; 1665 return; 1666 } 1667 1668 /* initialize required fields */ 1669 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLE); 1670 cp->cn_pri = CN_INTERNAL; 1671 1672 sc_kbdc = kbdc_open(sc_port); 1673 } 1674 1675 void 1676 sccninit(struct consdev *cp) 1677 { 1678 scinit(); 1679 } 1680 1681 void 1682 sccnputc(dev_t dev, int c) 1683 { 1684 u_char buf[1]; 1685 int s; 1686 scr_stat *scp = console[0]; 1687 term_stat save = scp->term; 1688 1689 scp->term = kernel_console; 1690 current_default = &kernel_default; 1691 if (scp == cur_console && !(scp->status & UNKNOWN_MODE)) 1692 remove_cursor_image(scp); 1693 buf[0] = c; 1694 ansi_put(scp, buf, 1); 1695 kernel_console = scp->term; 1696 current_default = &user_default; 1697 scp->term = save; 1698 s = splclock(); 1699 if (scp == cur_console && !(scp->status & UNKNOWN_MODE)) { 1700 if (/* timer not running && */ (scp->start <= scp->end)) { 1701 sc_bcopy(scp->scr_buf + scp->start, Crtat + scp->start, 1702 (1 + scp->end - scp->start) * sizeof(u_short)); 1703 scp->start = scp->xsize * scp->ysize; 1704 scp->end = 0; 1705 } 1706 scp->cursor_oldpos = scp->cursor_pos; 1707 draw_cursor_image(scp); 1708 } 1709 splx(s); 1710 } 1711 1712 int 1713 sccngetc(dev_t dev) 1714 { 1715 int s = spltty(); /* block scintr and scrn_timer while we poll */ 1716 int c; 1717 1718 /* 1719 * Stop the screen saver if necessary. 1720 * What if we have been running in the screen saver code... XXX 1721 */ 1722 if (scrn_blanked > 0) 1723 stop_scrn_saver(current_saver); 1724 1725 c = scgetc(SCGETC_CN); 1726 1727 /* make sure the screen saver won't be activated soon */ 1728 scrn_time_stamp = mono_time.tv_sec; 1729 splx(s); 1730 return(c); 1731 } 1732 1733 int 1734 sccncheckc(dev_t dev) 1735 { 1736 int c, s; 1737 1738 s = spltty(); 1739 if (scrn_blanked > 0) 1740 stop_scrn_saver(current_saver); 1741 c = scgetc(SCGETC_CN | SCGETC_NONBLOCK); 1742 if (c != NOKEY) 1743 scrn_time_stamp = mono_time.tv_sec; 1744 splx(s); 1745 return(c == NOKEY ? -1 : c); /* c == -1 can't happen */ 1746 } 1747 1748 static scr_stat 1749 *get_scr_stat(dev_t dev) 1750 { 1751 int unit = minor(dev); 1752 1753 if (unit == SC_CONSOLE) 1754 return console[0]; 1755 if (unit >= MAXCONS || unit < 0) 1756 return(NULL); 1757 return console[unit]; 1758 } 1759 1760 static int 1761 get_scr_num() 1762 { 1763 int i = 0; 1764 1765 while ((i < MAXCONS) && (cur_console != console[i])) 1766 i++; 1767 return i < MAXCONS ? i : 0; 1768 } 1769 1770 static void 1771 scrn_timer(void *arg) 1772 { 1773 scr_stat *scp = cur_console; 1774 int s = spltty(); 1775 1776 /* 1777 * With release 2.1 of the Xaccel server, the keyboard is left 1778 * hanging pretty often. Apparently an interrupt from the 1779 * keyboard is lost, and I don't know why (yet). 1780 * This ugly hack calls scintr if input is ready for the keyboard 1781 * and conveniently hides the problem. XXX 1782 */ 1783 /* Try removing anything stuck in the keyboard controller; whether 1784 * it's a keyboard scan code or mouse data. `scintr()' doesn't 1785 * read the mouse data directly, but `kbdio' routines will, as a 1786 * side effect. 1787 */ 1788 if (kbdc_lock(sc_kbdc, TRUE)) { 1789 /* 1790 * We have seen the lock flag is not set. Let's reset the flag early; 1791 * otherwise `update_led()' failes which may want the lock 1792 * during `scintr()'. 1793 */ 1794 kbdc_lock(sc_kbdc, FALSE); 1795 if (kbdc_data_ready(sc_kbdc)) 1796 scintr(0); 1797 } 1798 1799 /* should we just return ? */ 1800 if ((scp->status&UNKNOWN_MODE) || blink_in_progress || switch_in_progress) { 1801 timeout(scrn_timer, NULL, hz / 10); 1802 splx(s); 1803 return; 1804 } 1805 1806 /* should we stop the screen saver? */ 1807 if (mono_time.tv_sec <= scrn_time_stamp + scrn_blank_time) 1808 if (scrn_blanked > 0) 1809 stop_scrn_saver(current_saver); 1810 1811 if (scrn_blanked <= 0) { 1812 /* update screen image */ 1813 if (scp->start <= scp->end) { 1814 sc_bcopy(scp->scr_buf + scp->start, Crtat + scp->start, 1815 (1 + scp->end - scp->start) * sizeof(u_short)); 1816 } 1817 1818 /* update "pseudo" mouse pointer image */ 1819 if ((scp->status & MOUSE_VISIBLE) && crtc_vga) { 1820 /* did mouse move since last time ? */ 1821 if (scp->status & MOUSE_MOVED) { 1822 /* do we need to remove old mouse pointer image ? */ 1823 if (scp->mouse_cut_start != NULL || 1824 (scp->mouse_pos-scp->scr_buf) <= scp->start || 1825 (scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->end) { 1826 remove_mouse_image(scp); 1827 } 1828 scp->status &= ~MOUSE_MOVED; 1829 draw_mouse_image(scp); 1830 } 1831 else { 1832 /* mouse didn't move, has it been overwritten ? */ 1833 if ((scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->start && 1834 (scp->mouse_pos - scp->scr_buf) <= scp->end) { 1835 draw_mouse_image(scp); 1836 } 1837 } 1838 } 1839 1840 /* update cursor image */ 1841 if (scp->status & CURSOR_ENABLED) { 1842 /* did cursor move since last time ? */ 1843 if (scp->cursor_pos != scp->cursor_oldpos) { 1844 /* do we need to remove old cursor image ? */ 1845 if ((scp->cursor_oldpos - scp->scr_buf) < scp->start || 1846 ((scp->cursor_oldpos - scp->scr_buf) > scp->end)) { 1847 remove_cursor_image(scp); 1848 } 1849 scp->cursor_oldpos = scp->cursor_pos; 1850 draw_cursor_image(scp); 1851 } 1852 else { 1853 /* cursor didn't move, has it been overwritten ? */ 1854 if (scp->cursor_pos - scp->scr_buf >= scp->start && 1855 scp->cursor_pos - scp->scr_buf <= scp->end) { 1856 draw_cursor_image(scp); 1857 } else { 1858 /* if its a blinking cursor, we may have to update it */ 1859 if (flags & BLINK_CURSOR) 1860 draw_cursor_image(scp); 1861 } 1862 } 1863 blinkrate++; 1864 } 1865 1866 if (scp->mouse_cut_start != NULL) 1867 draw_cutmarking(scp); 1868 1869 scp->end = 0; 1870 scp->start = scp->xsize*scp->ysize; 1871 } 1872 1873 /* should we activate the screen saver? */ 1874 if ((scrn_blank_time != 0) 1875 && (mono_time.tv_sec > scrn_time_stamp + scrn_blank_time)) 1876 (*current_saver)(TRUE); 1877 1878 timeout(scrn_timer, NULL, hz / 25); 1879 splx(s); 1880 } 1881 1882 int 1883 add_scrn_saver(void (*this_saver)(int)) 1884 { 1885 if (current_saver != none_saver) 1886 return EBUSY; 1887 current_saver = this_saver; 1888 return 0; 1889 } 1890 1891 int 1892 remove_scrn_saver(void (*this_saver)(int)) 1893 { 1894 if (current_saver != this_saver) 1895 return EINVAL; 1896 1897 /* 1898 * In order to prevent `current_saver' from being called by 1899 * the timeout routine `scrn_timer()' while we manipulate 1900 * the saver list, we shall set `current_saver' to `none_saver' 1901 * before stopping the current saver, rather than blocking by `splXX()'. 1902 */ 1903 current_saver = none_saver; 1904 if (scrn_blanked > 0) 1905 stop_scrn_saver(this_saver); 1906 1907 return 0; 1908 } 1909 1910 static void 1911 stop_scrn_saver(void (*saver)(int)) 1912 { 1913 (*saver)(FALSE); 1914 scrn_time_stamp = mono_time.tv_sec; 1915 mark_all(cur_console); 1916 } 1917 1918 static void 1919 clear_screen(scr_stat *scp) 1920 { 1921 move_crsr(scp, 0, 0); 1922 scp->cursor_oldpos = scp->cursor_pos; 1923 fillw(scp->term.cur_color | scr_map[0x20], scp->scr_buf, 1924 scp->xsize * scp->ysize); 1925 mark_all(scp); 1926 remove_cutmarking(scp); 1927 } 1928 1929 static int 1930 switch_scr(scr_stat *scp, u_int next_scr) 1931 { 1932 if (switch_in_progress && (cur_console->proc != pfind(cur_console->pid))) 1933 switch_in_progress = FALSE; 1934 1935 if (next_scr >= MAXCONS || switch_in_progress || 1936 (cur_console->smode.mode == VT_AUTO 1937 && cur_console->status & UNKNOWN_MODE)) { 1938 do_bell(scp, BELL_PITCH, BELL_DURATION); 1939 return EINVAL; 1940 } 1941 1942 /* is the wanted virtual console open ? */ 1943 if (next_scr) { 1944 struct tty *tp = VIRTUAL_TTY(next_scr); 1945 if (!(tp->t_state & TS_ISOPEN)) { 1946 do_bell(scp, BELL_PITCH, BELL_DURATION); 1947 return EINVAL; 1948 } 1949 } 1950 /* delay switch if actively updating screen */ 1951 if (write_in_progress || blink_in_progress) { 1952 delayed_next_scr = next_scr+1; 1953 return 0; 1954 } 1955 switch_in_progress = TRUE; 1956 old_scp = cur_console; 1957 new_scp = console[next_scr]; 1958 wakeup((caddr_t)&new_scp->smode); 1959 if (new_scp == old_scp) { 1960 switch_in_progress = FALSE; 1961 delayed_next_scr = FALSE; 1962 return 0; 1963 } 1964 1965 /* has controlling process died? */ 1966 if (old_scp->proc && (old_scp->proc != pfind(old_scp->pid))) 1967 old_scp->smode.mode = VT_AUTO; 1968 if (new_scp->proc && (new_scp->proc != pfind(new_scp->pid))) 1969 new_scp->smode.mode = VT_AUTO; 1970 1971 /* check the modes and switch appropriately */ 1972 if (old_scp->smode.mode == VT_PROCESS) { 1973 old_scp->status |= SWITCH_WAIT_REL; 1974 psignal(old_scp->proc, old_scp->smode.relsig); 1975 } 1976 else { 1977 exchange_scr(); 1978 if (new_scp->smode.mode == VT_PROCESS) { 1979 new_scp->status |= SWITCH_WAIT_ACQ; 1980 psignal(new_scp->proc, new_scp->smode.acqsig); 1981 } 1982 else 1983 switch_in_progress = FALSE; 1984 } 1985 return 0; 1986 } 1987 1988 static void 1989 exchange_scr(void) 1990 { 1991 move_crsr(old_scp, old_scp->xpos, old_scp->ypos); 1992 cur_console = new_scp; 1993 if (old_scp->mode != new_scp->mode || (old_scp->status & UNKNOWN_MODE)){ 1994 if (crtc_vga && video_mode_ptr) 1995 set_mode(new_scp); 1996 } 1997 move_crsr(new_scp, new_scp->xpos, new_scp->ypos); 1998 if (!(new_scp->status & UNKNOWN_MODE) && (flags & CHAR_CURSOR)) 1999 set_destructive_cursor(new_scp); 2000 if ((old_scp->status & UNKNOWN_MODE) && crtc_vga) 2001 load_palette(palette); 2002 if (old_scp->status & KBD_RAW_MODE || new_scp->status & KBD_RAW_MODE || 2003 old_scp->status & KBD_CODE_MODE || new_scp->status & KBD_CODE_MODE) 2004 shfts = ctls = alts = agrs = metas = 0; 2005 update_leds(new_scp->status); 2006 delayed_next_scr = FALSE; 2007 mark_all(new_scp); 2008 } 2009 2010 static void 2011 scan_esc(scr_stat *scp, u_char c) 2012 { 2013 static u_char ansi_col[16] = 2014 {0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15}; 2015 int i, n; 2016 u_short *src, *dst, count; 2017 2018 if (scp->term.esc == 1) { /* seen ESC */ 2019 switch (c) { 2020 2021 case '7': /* Save cursor position */ 2022 scp->saved_xpos = scp->xpos; 2023 scp->saved_ypos = scp->ypos; 2024 break; 2025 2026 case '8': /* Restore saved cursor position */ 2027 if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) 2028 move_crsr(scp, scp->saved_xpos, scp->saved_ypos); 2029 break; 2030 2031 case '[': /* Start ESC [ sequence */ 2032 scp->term.esc = 2; 2033 scp->term.last_param = -1; 2034 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 2035 scp->term.param[i] = 1; 2036 scp->term.num_param = 0; 2037 return; 2038 2039 case 'M': /* Move cursor up 1 line, scroll if at top */ 2040 if (scp->ypos > 0) 2041 move_crsr(scp, scp->xpos, scp->ypos - 1); 2042 else { 2043 bcopy(scp->scr_buf, scp->scr_buf + scp->xsize, 2044 (scp->ysize - 1) * scp->xsize * sizeof(u_short)); 2045 fillw(scp->term.cur_color | scr_map[0x20], 2046 scp->scr_buf, scp->xsize); 2047 mark_all(scp); 2048 } 2049 break; 2050 #if notyet 2051 case 'Q': 2052 scp->term.esc = 4; 2053 return; 2054 #endif 2055 case 'c': /* Clear screen & home */ 2056 clear_screen(scp); 2057 break; 2058 2059 case '(': /* iso-2022: designate 94 character set to G0 */ 2060 scp->term.esc = 5; 2061 return; 2062 } 2063 } 2064 else if (scp->term.esc == 2) { /* seen ESC [ */ 2065 if (c >= '0' && c <= '9') { 2066 if (scp->term.num_param < MAX_ESC_PAR) { 2067 if (scp->term.last_param != scp->term.num_param) { 2068 scp->term.last_param = scp->term.num_param; 2069 scp->term.param[scp->term.num_param] = 0; 2070 } 2071 else 2072 scp->term.param[scp->term.num_param] *= 10; 2073 scp->term.param[scp->term.num_param] += c - '0'; 2074 return; 2075 } 2076 } 2077 scp->term.num_param = scp->term.last_param + 1; 2078 switch (c) { 2079 2080 case ';': 2081 if (scp->term.num_param < MAX_ESC_PAR) 2082 return; 2083 break; 2084 2085 case '=': 2086 scp->term.esc = 3; 2087 scp->term.last_param = -1; 2088 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 2089 scp->term.param[i] = 1; 2090 scp->term.num_param = 0; 2091 return; 2092 2093 case 'A': /* up n rows */ 2094 n = scp->term.param[0]; if (n < 1) n = 1; 2095 move_crsr(scp, scp->xpos, scp->ypos - n); 2096 break; 2097 2098 case 'B': /* down n rows */ 2099 n = scp->term.param[0]; if (n < 1) n = 1; 2100 move_crsr(scp, scp->xpos, scp->ypos + n); 2101 break; 2102 2103 case 'C': /* right n columns */ 2104 n = scp->term.param[0]; if (n < 1) n = 1; 2105 move_crsr(scp, scp->xpos + n, scp->ypos); 2106 break; 2107 2108 case 'D': /* left n columns */ 2109 n = scp->term.param[0]; if (n < 1) n = 1; 2110 move_crsr(scp, scp->xpos - n, scp->ypos); 2111 break; 2112 2113 case 'E': /* cursor to start of line n lines down */ 2114 n = scp->term.param[0]; if (n < 1) n = 1; 2115 move_crsr(scp, 0, scp->ypos + n); 2116 break; 2117 2118 case 'F': /* cursor to start of line n lines up */ 2119 n = scp->term.param[0]; if (n < 1) n = 1; 2120 move_crsr(scp, 0, scp->ypos - n); 2121 break; 2122 2123 case 'f': /* Cursor move */ 2124 case 'H': 2125 if (scp->term.num_param == 0) 2126 move_crsr(scp, 0, 0); 2127 else if (scp->term.num_param == 2) 2128 move_crsr(scp, scp->term.param[1] - 1, scp->term.param[0] - 1); 2129 break; 2130 2131 case 'J': /* Clear all or part of display */ 2132 if (scp->term.num_param == 0) 2133 n = 0; 2134 else 2135 n = scp->term.param[0]; 2136 switch (n) { 2137 case 0: /* clear form cursor to end of display */ 2138 fillw(scp->term.cur_color | scr_map[0x20], 2139 scp->cursor_pos, 2140 scp->scr_buf + scp->xsize * scp->ysize - scp->cursor_pos); 2141 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2142 mark_for_update(scp, scp->xsize * scp->ysize); 2143 remove_cutmarking(scp); 2144 break; 2145 case 1: /* clear from beginning of display to cursor */ 2146 fillw(scp->term.cur_color | scr_map[0x20], 2147 scp->scr_buf, 2148 scp->cursor_pos - scp->scr_buf); 2149 mark_for_update(scp, 0); 2150 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2151 remove_cutmarking(scp); 2152 break; 2153 case 2: /* clear entire display */ 2154 fillw(scp->term.cur_color | scr_map[0x20], scp->scr_buf, 2155 scp->xsize * scp->ysize); 2156 mark_all(scp); 2157 remove_cutmarking(scp); 2158 break; 2159 } 2160 break; 2161 2162 case 'K': /* Clear all or part of line */ 2163 if (scp->term.num_param == 0) 2164 n = 0; 2165 else 2166 n = scp->term.param[0]; 2167 switch (n) { 2168 case 0: /* clear form cursor to end of line */ 2169 fillw(scp->term.cur_color | scr_map[0x20], 2170 scp->cursor_pos, 2171 scp->xsize - scp->xpos); 2172 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2173 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + 2174 scp->xsize - scp->xpos); 2175 break; 2176 case 1: /* clear from beginning of line to cursor */ 2177 fillw(scp->term.cur_color | scr_map[0x20], 2178 scp->cursor_pos - scp->xpos, 2179 scp->xpos + 1); 2180 mark_for_update(scp, scp->ypos * scp->xsize); 2181 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2182 break; 2183 case 2: /* clear entire line */ 2184 fillw(scp->term.cur_color | scr_map[0x20], 2185 scp->cursor_pos - scp->xpos, 2186 scp->xsize); 2187 mark_for_update(scp, scp->ypos * scp->xsize); 2188 mark_for_update(scp, (scp->ypos + 1) * scp->xsize); 2189 break; 2190 } 2191 break; 2192 2193 case 'L': /* Insert n lines */ 2194 n = scp->term.param[0]; if (n < 1) n = 1; 2195 if (n > scp->ysize - scp->ypos) 2196 n = scp->ysize - scp->ypos; 2197 src = scp->scr_buf + scp->ypos * scp->xsize; 2198 dst = src + n * scp->xsize; 2199 count = scp->ysize - (scp->ypos + n); 2200 bcopy(src, dst, count * scp->xsize * sizeof(u_short)); 2201 fillw(scp->term.cur_color | scr_map[0x20], src, 2202 n * scp->xsize); 2203 mark_for_update(scp, scp->ypos * scp->xsize); 2204 mark_for_update(scp, scp->xsize * scp->ysize); 2205 break; 2206 2207 case 'M': /* Delete n lines */ 2208 n = scp->term.param[0]; if (n < 1) n = 1; 2209 if (n > scp->ysize - scp->ypos) 2210 n = scp->ysize - scp->ypos; 2211 dst = scp->scr_buf + scp->ypos * scp->xsize; 2212 src = dst + n * scp->xsize; 2213 count = scp->ysize - (scp->ypos + n); 2214 bcopy(src, dst, count * scp->xsize * sizeof(u_short)); 2215 src = dst + count * scp->xsize; 2216 fillw(scp->term.cur_color | scr_map[0x20], src, 2217 n * scp->xsize); 2218 mark_for_update(scp, scp->ypos * scp->xsize); 2219 mark_for_update(scp, scp->xsize * scp->ysize); 2220 break; 2221 2222 case 'P': /* Delete n chars */ 2223 n = scp->term.param[0]; if (n < 1) n = 1; 2224 if (n > scp->xsize - scp->xpos) 2225 n = scp->xsize - scp->xpos; 2226 dst = scp->cursor_pos; 2227 src = dst + n; 2228 count = scp->xsize - (scp->xpos + n); 2229 bcopy(src, dst, count * sizeof(u_short)); 2230 src = dst + count; 2231 fillw(scp->term.cur_color | scr_map[0x20], src, n); 2232 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2233 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 2234 break; 2235 2236 case '@': /* Insert n chars */ 2237 n = scp->term.param[0]; if (n < 1) n = 1; 2238 if (n > scp->xsize - scp->xpos) 2239 n = scp->xsize - scp->xpos; 2240 src = scp->cursor_pos; 2241 dst = src + n; 2242 count = scp->xsize - (scp->xpos + n); 2243 bcopy(src, dst, count * sizeof(u_short)); 2244 fillw(scp->term.cur_color | scr_map[0x20], src, n); 2245 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2246 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 2247 break; 2248 2249 case 'S': /* scroll up n lines */ 2250 n = scp->term.param[0]; if (n < 1) n = 1; 2251 if (n > scp->ysize) 2252 n = scp->ysize; 2253 bcopy(scp->scr_buf + (scp->xsize * n), 2254 scp->scr_buf, 2255 scp->xsize * (scp->ysize - n) * sizeof(u_short)); 2256 fillw(scp->term.cur_color | scr_map[0x20], 2257 scp->scr_buf + scp->xsize * (scp->ysize - n), 2258 scp->xsize * n); 2259 mark_all(scp); 2260 break; 2261 2262 case 'T': /* scroll down n lines */ 2263 n = scp->term.param[0]; if (n < 1) n = 1; 2264 if (n > scp->ysize) 2265 n = scp->ysize; 2266 bcopy(scp->scr_buf, 2267 scp->scr_buf + (scp->xsize * n), 2268 scp->xsize * (scp->ysize - n) * 2269 sizeof(u_short)); 2270 fillw(scp->term.cur_color | scr_map[0x20], 2271 scp->scr_buf, scp->xsize * n); 2272 mark_all(scp); 2273 break; 2274 2275 case 'X': /* erase n characters in line */ 2276 n = scp->term.param[0]; if (n < 1) n = 1; 2277 if (n > scp->xsize - scp->xpos) 2278 n = scp->xsize - scp->xpos; 2279 fillw(scp->term.cur_color | scr_map[0x20], 2280 scp->cursor_pos, n); 2281 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2282 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n); 2283 break; 2284 2285 case 'Z': /* move n tabs backwards */ 2286 n = scp->term.param[0]; if (n < 1) n = 1; 2287 if ((i = scp->xpos & 0xf8) == scp->xpos) 2288 i -= 8*n; 2289 else 2290 i -= 8*(n-1); 2291 if (i < 0) 2292 i = 0; 2293 move_crsr(scp, i, scp->ypos); 2294 break; 2295 2296 case '`': /* move cursor to column n */ 2297 n = scp->term.param[0]; if (n < 1) n = 1; 2298 move_crsr(scp, n - 1, scp->ypos); 2299 break; 2300 2301 case 'a': /* move cursor n columns to the right */ 2302 n = scp->term.param[0]; if (n < 1) n = 1; 2303 move_crsr(scp, scp->xpos + n, scp->ypos); 2304 break; 2305 2306 case 'd': /* move cursor to row n */ 2307 n = scp->term.param[0]; if (n < 1) n = 1; 2308 move_crsr(scp, scp->xpos, n - 1); 2309 break; 2310 2311 case 'e': /* move cursor n rows down */ 2312 n = scp->term.param[0]; if (n < 1) n = 1; 2313 move_crsr(scp, scp->xpos, scp->ypos + n); 2314 break; 2315 2316 case 'm': /* change attribute */ 2317 if (scp->term.num_param == 0) { 2318 scp->term.attr_mask = NORMAL_ATTR; 2319 scp->term.cur_attr = 2320 scp->term.cur_color = scp->term.std_color; 2321 break; 2322 } 2323 for (i = 0; i < scp->term.num_param; i++) { 2324 switch (n = scp->term.param[i]) { 2325 case 0: /* back to normal */ 2326 scp->term.attr_mask = NORMAL_ATTR; 2327 scp->term.cur_attr = 2328 scp->term.cur_color = scp->term.std_color; 2329 break; 2330 case 1: /* bold */ 2331 scp->term.attr_mask |= BOLD_ATTR; 2332 scp->term.cur_attr = mask2attr(&scp->term); 2333 break; 2334 case 4: /* underline */ 2335 scp->term.attr_mask |= UNDERLINE_ATTR; 2336 scp->term.cur_attr = mask2attr(&scp->term); 2337 break; 2338 case 5: /* blink */ 2339 scp->term.attr_mask |= BLINK_ATTR; 2340 scp->term.cur_attr = mask2attr(&scp->term); 2341 break; 2342 case 7: /* reverse video */ 2343 scp->term.attr_mask |= REVERSE_ATTR; 2344 scp->term.cur_attr = mask2attr(&scp->term); 2345 break; 2346 case 30: case 31: /* set fg color */ 2347 case 32: case 33: case 34: 2348 case 35: case 36: case 37: 2349 scp->term.attr_mask |= FOREGROUND_CHANGED; 2350 scp->term.cur_color = 2351 (scp->term.cur_color&0xF000) | (ansi_col[(n-30)&7]<<8); 2352 scp->term.cur_attr = mask2attr(&scp->term); 2353 break; 2354 case 40: case 41: /* set bg color */ 2355 case 42: case 43: case 44: 2356 case 45: case 46: case 47: 2357 scp->term.attr_mask |= BACKGROUND_CHANGED; 2358 scp->term.cur_color = 2359 (scp->term.cur_color&0x0F00) | (ansi_col[(n-40)&7]<<12); 2360 scp->term.cur_attr = mask2attr(&scp->term); 2361 break; 2362 } 2363 } 2364 break; 2365 2366 case 's': /* Save cursor position */ 2367 scp->saved_xpos = scp->xpos; 2368 scp->saved_ypos = scp->ypos; 2369 break; 2370 2371 case 'u': /* Restore saved cursor position */ 2372 if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) 2373 move_crsr(scp, scp->saved_xpos, scp->saved_ypos); 2374 break; 2375 2376 case 'x': 2377 if (scp->term.num_param == 0) 2378 n = 0; 2379 else 2380 n = scp->term.param[0]; 2381 switch (n) { 2382 case 0: /* reset attributes */ 2383 scp->term.attr_mask = NORMAL_ATTR; 2384 scp->term.cur_attr = 2385 scp->term.cur_color = scp->term.std_color = 2386 current_default->std_color; 2387 scp->term.rev_color = current_default->rev_color; 2388 break; 2389 case 1: /* set ansi background */ 2390 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2391 scp->term.cur_color = scp->term.std_color = 2392 (scp->term.std_color & 0x0F00) | 2393 (ansi_col[(scp->term.param[1])&0x0F]<<12); 2394 scp->term.cur_attr = mask2attr(&scp->term); 2395 break; 2396 case 2: /* set ansi foreground */ 2397 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2398 scp->term.cur_color = scp->term.std_color = 2399 (scp->term.std_color & 0xF000) | 2400 (ansi_col[(scp->term.param[1])&0x0F]<<8); 2401 scp->term.cur_attr = mask2attr(&scp->term); 2402 break; 2403 case 3: /* set ansi attribute directly */ 2404 scp->term.attr_mask &= ~(FOREGROUND_CHANGED|BACKGROUND_CHANGED); 2405 scp->term.cur_color = scp->term.std_color = 2406 (scp->term.param[1]&0xFF)<<8; 2407 scp->term.cur_attr = mask2attr(&scp->term); 2408 break; 2409 case 5: /* set ansi reverse video background */ 2410 scp->term.rev_color = 2411 (scp->term.rev_color & 0x0F00) | 2412 (ansi_col[(scp->term.param[1])&0x0F]<<12); 2413 scp->term.cur_attr = mask2attr(&scp->term); 2414 break; 2415 case 6: /* set ansi reverse video foreground */ 2416 scp->term.rev_color = 2417 (scp->term.rev_color & 0xF000) | 2418 (ansi_col[(scp->term.param[1])&0x0F]<<8); 2419 scp->term.cur_attr = mask2attr(&scp->term); 2420 break; 2421 case 7: /* set ansi reverse video directly */ 2422 scp->term.rev_color = 2423 (scp->term.param[1]&0xFF)<<8; 2424 scp->term.cur_attr = mask2attr(&scp->term); 2425 break; 2426 } 2427 break; 2428 2429 case 'z': /* switch to (virtual) console n */ 2430 if (scp->term.num_param == 1) 2431 switch_scr(scp, scp->term.param[0]); 2432 break; 2433 } 2434 } 2435 else if (scp->term.esc == 3) { /* seen ESC [0-9]+ = */ 2436 if (c >= '0' && c <= '9') { 2437 if (scp->term.num_param < MAX_ESC_PAR) { 2438 if (scp->term.last_param != scp->term.num_param) { 2439 scp->term.last_param = scp->term.num_param; 2440 scp->term.param[scp->term.num_param] = 0; 2441 } 2442 else 2443 scp->term.param[scp->term.num_param] *= 10; 2444 scp->term.param[scp->term.num_param] += c - '0'; 2445 return; 2446 } 2447 } 2448 scp->term.num_param = scp->term.last_param + 1; 2449 switch (c) { 2450 2451 case ';': 2452 if (scp->term.num_param < MAX_ESC_PAR) 2453 return; 2454 break; 2455 2456 case 'A': /* set display border color */ 2457 if (scp->term.num_param == 1) { 2458 scp->border=scp->term.param[0] & 0xff; 2459 if (scp == cur_console) 2460 set_border(scp->border); 2461 } 2462 break; 2463 2464 case 'B': /* set bell pitch and duration */ 2465 if (scp->term.num_param == 2) { 2466 scp->bell_pitch = scp->term.param[0]; 2467 scp->bell_duration = scp->term.param[1]*10; 2468 } 2469 break; 2470 2471 case 'C': /* set cursor type & shape */ 2472 if (scp->term.num_param == 1) { 2473 if (scp->term.param[0] & 0x01) 2474 flags |= BLINK_CURSOR; 2475 else 2476 flags &= ~BLINK_CURSOR; 2477 if ((scp->term.param[0] & 0x02) && crtc_vga) 2478 flags |= CHAR_CURSOR; 2479 else 2480 flags &= ~CHAR_CURSOR; 2481 } 2482 else if (scp->term.num_param == 2) { 2483 scp->cursor_start = scp->term.param[0] & 0x1F; 2484 scp->cursor_end = scp->term.param[1] & 0x1F; 2485 } 2486 /* 2487 * The cursor shape is global property; all virtual consoles 2488 * are affected. Update the cursor in the current console... 2489 */ 2490 if (!(cur_console->status & UNKNOWN_MODE)) { 2491 remove_cursor_image(cur_console); 2492 if (crtc_vga && (flags & CHAR_CURSOR)) 2493 set_destructive_cursor(cur_console); 2494 draw_cursor_image(cur_console); 2495 } 2496 break; 2497 2498 case 'F': /* set ansi foreground */ 2499 if (scp->term.num_param == 1) { 2500 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2501 scp->term.cur_color = scp->term.std_color = 2502 (scp->term.std_color & 0xF000) 2503 | ((scp->term.param[0] & 0x0F) << 8); 2504 scp->term.cur_attr = mask2attr(&scp->term); 2505 } 2506 break; 2507 2508 case 'G': /* set ansi background */ 2509 if (scp->term.num_param == 1) { 2510 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2511 scp->term.cur_color = scp->term.std_color = 2512 (scp->term.std_color & 0x0F00) 2513 | ((scp->term.param[0] & 0x0F) << 12); 2514 scp->term.cur_attr = mask2attr(&scp->term); 2515 } 2516 break; 2517 2518 case 'H': /* set ansi reverse video foreground */ 2519 if (scp->term.num_param == 1) { 2520 scp->term.rev_color = 2521 (scp->term.rev_color & 0xF000) 2522 | ((scp->term.param[0] & 0x0F) << 8); 2523 scp->term.cur_attr = mask2attr(&scp->term); 2524 } 2525 break; 2526 2527 case 'I': /* set ansi reverse video background */ 2528 if (scp->term.num_param == 1) { 2529 scp->term.rev_color = 2530 (scp->term.rev_color & 0x0F00) 2531 | ((scp->term.param[0] & 0x0F) << 12); 2532 scp->term.cur_attr = mask2attr(&scp->term); 2533 } 2534 break; 2535 } 2536 } 2537 #if notyet 2538 else if (scp->term.esc == 4) { /* seen ESC Q */ 2539 /* to be filled */ 2540 } 2541 #endif 2542 else if (scp->term.esc == 5) { /* seen ESC ( */ 2543 switch (c) { 2544 case 'B': /* iso-2022: desginate ASCII into G0 */ 2545 break; 2546 /* other items to be filled */ 2547 default: 2548 break; 2549 } 2550 } 2551 scp->term.esc = 0; 2552 } 2553 2554 static void 2555 ansi_put(scr_stat *scp, u_char *buf, int len) 2556 { 2557 u_char *ptr = buf; 2558 2559 /* make screensaver happy */ 2560 if (scp == cur_console) 2561 scrn_time_stamp = mono_time.tv_sec; 2562 2563 write_in_progress++; 2564 outloop: 2565 if (scp->term.esc) { 2566 scan_esc(scp, *ptr++); 2567 len--; 2568 } 2569 else if (PRINTABLE(*ptr)) { /* Print only printables */ 2570 int cnt = len <= (scp->xsize-scp->xpos) ? len : (scp->xsize-scp->xpos); 2571 u_short cur_attr = scp->term.cur_attr; 2572 u_short *cursor_pos = scp->cursor_pos; 2573 do { 2574 /* 2575 * gcc-2.6.3 generates poor (un)sign extension code. Casting the 2576 * pointers in the following to volatile should have no effect, 2577 * but in fact speeds up this inner loop from 26 to 18 cycles 2578 * (+ cache misses) on i486's. 2579 */ 2580 #define UCVP(ucp) ((u_char volatile *)(ucp)) 2581 *cursor_pos++ = UCVP(scr_map)[*UCVP(ptr)] | cur_attr; 2582 ptr++; 2583 cnt--; 2584 } while (cnt && PRINTABLE(*ptr)); 2585 len -= (cursor_pos - scp->cursor_pos); 2586 scp->xpos += (cursor_pos - scp->cursor_pos); 2587 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2588 mark_for_update(scp, cursor_pos - scp->scr_buf); 2589 scp->cursor_pos = cursor_pos; 2590 if (scp->xpos >= scp->xsize) { 2591 scp->xpos = 0; 2592 scp->ypos++; 2593 } 2594 } 2595 else { 2596 switch(*ptr) { 2597 case 0x07: 2598 do_bell(scp, scp->bell_pitch, scp->bell_duration); 2599 break; 2600 2601 case 0x08: /* non-destructive backspace */ 2602 if (scp->cursor_pos > scp->scr_buf) { 2603 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2604 scp->cursor_pos--; 2605 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2606 if (scp->xpos > 0) 2607 scp->xpos--; 2608 else { 2609 scp->xpos += scp->xsize - 1; 2610 scp->ypos--; 2611 } 2612 } 2613 break; 2614 2615 case 0x09: /* non-destructive tab */ 2616 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2617 scp->cursor_pos += (8 - scp->xpos % 8u); 2618 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2619 if ((scp->xpos += (8 - scp->xpos % 8u)) >= scp->xsize) { 2620 scp->xpos = 0; 2621 scp->ypos++; 2622 } 2623 break; 2624 2625 case 0x0a: /* newline, same pos */ 2626 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2627 scp->cursor_pos += scp->xsize; 2628 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2629 scp->ypos++; 2630 break; 2631 2632 case 0x0c: /* form feed, clears screen */ 2633 clear_screen(scp); 2634 break; 2635 2636 case 0x0d: /* return, return to pos 0 */ 2637 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2638 scp->cursor_pos -= scp->xpos; 2639 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2640 scp->xpos = 0; 2641 break; 2642 2643 case 0x1b: /* start escape sequence */ 2644 scp->term.esc = 1; 2645 scp->term.num_param = 0; 2646 break; 2647 } 2648 ptr++; len--; 2649 } 2650 /* do we have to scroll ?? */ 2651 if (scp->cursor_pos >= scp->scr_buf + scp->ysize * scp->xsize) { 2652 remove_cutmarking(scp); 2653 if (scp->history) { 2654 bcopy(scp->scr_buf, scp->history_head, 2655 scp->xsize * sizeof(u_short)); 2656 scp->history_head += scp->xsize; 2657 if (scp->history_head + scp->xsize > 2658 scp->history + scp->history_size) 2659 scp->history_head = scp->history; 2660 } 2661 bcopy(scp->scr_buf + scp->xsize, scp->scr_buf, 2662 scp->xsize * (scp->ysize - 1) * sizeof(u_short)); 2663 fillw(scp->term.cur_color | scr_map[0x20], 2664 scp->scr_buf + scp->xsize * (scp->ysize - 1), 2665 scp->xsize); 2666 scp->cursor_pos -= scp->xsize; 2667 scp->ypos--; 2668 mark_all(scp); 2669 } 2670 if (len) 2671 goto outloop; 2672 write_in_progress--; 2673 if (delayed_next_scr) 2674 switch_scr(scp, delayed_next_scr - 1); 2675 } 2676 2677 static void 2678 scinit(void) 2679 { 2680 u_int hw_cursor; 2681 u_int i; 2682 2683 if (init_done != COLD) 2684 return; 2685 init_done = WARM; 2686 2687 /* 2688 * Ensure a zero start address. This is mainly to recover after 2689 * switching from pcvt using userconfig(). The registers are w/o 2690 * for old hardware so it's too hard to relocate the active screen 2691 * memory. 2692 */ 2693 outb(crtc_addr, 12); 2694 outb(crtc_addr + 1, 0); 2695 outb(crtc_addr, 13); 2696 outb(crtc_addr + 1, 0); 2697 2698 /* extract cursor location */ 2699 outb(crtc_addr, 14); 2700 hw_cursor = inb(crtc_addr + 1) << 8; 2701 outb(crtc_addr, 15); 2702 hw_cursor |= inb(crtc_addr + 1); 2703 2704 /* 2705 * Validate cursor location. It may be off the screen. Then we must 2706 * not use it for the initial buffer offset. 2707 */ 2708 if (hw_cursor >= ROW * COL) 2709 hw_cursor = (ROW - 1) * COL; 2710 2711 /* move hardware cursor out of the way */ 2712 outb(crtc_addr, 14); 2713 outb(crtc_addr + 1, 0xff); 2714 outb(crtc_addr, 15); 2715 outb(crtc_addr + 1, 0xff); 2716 2717 /* set up the first console */ 2718 current_default = &user_default; 2719 console[0] = &main_console; 2720 init_scp(console[0]); 2721 cur_console = console[0]; 2722 2723 /* discard the video mode table if we are not familiar with it... */ 2724 if (video_mode_ptr) { 2725 if (comp_vgaregs(vgaregs, video_mode_ptr + 64*console[0]->mode)) 2726 video_mode_ptr = NULL; 2727 } 2728 2729 /* copy screen to temporary buffer */ 2730 sc_bcopy(Crtat, sc_buffer, 2731 console[0]->xsize * console[0]->ysize * sizeof(u_short)); 2732 2733 console[0]->scr_buf = console[0]->mouse_pos = sc_buffer; 2734 console[0]->cursor_pos = console[0]->cursor_oldpos = sc_buffer + hw_cursor; 2735 console[0]->cursor_saveunder = *console[0]->cursor_pos; 2736 console[0]->xpos = hw_cursor % COL; 2737 console[0]->ypos = hw_cursor / COL; 2738 for (i=1; i<MAXCONS; i++) 2739 console[i] = NULL; 2740 kernel_console.esc = 0; 2741 kernel_console.attr_mask = NORMAL_ATTR; 2742 kernel_console.cur_attr = 2743 kernel_console.cur_color = kernel_console.std_color = 2744 kernel_default.std_color; 2745 kernel_console.rev_color = kernel_default.rev_color; 2746 2747 /* initialize mapscrn arrays to a one to one map */ 2748 for (i=0; i<sizeof(scr_map); i++) { 2749 scr_map[i] = scr_rmap[i] = i; 2750 } 2751 2752 /* Save font and palette if VGA */ 2753 if (crtc_vga) { 2754 if (fonts_loaded & FONT_16) { 2755 copy_font(LOAD, FONT_16, font_16); 2756 } else { 2757 copy_font(SAVE, FONT_16, font_16); 2758 fonts_loaded = FONT_16; 2759 } 2760 save_palette(); 2761 set_destructive_cursor(console[0]); 2762 } 2763 2764 #ifdef SC_SPLASH_SCREEN 2765 /* 2766 * Now put up a graphics image, and maybe cycle a 2767 * couble of palette entries for simple animation. 2768 */ 2769 toggle_splash_screen(cur_console); 2770 #endif 2771 } 2772 2773 static scr_stat 2774 *alloc_scp() 2775 { 2776 scr_stat *scp; 2777 2778 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2779 init_scp(scp); 2780 scp->scr_buf = scp->cursor_pos = scp->cursor_oldpos = 2781 (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 2782 M_DEVBUF, M_WAITOK); 2783 scp->mouse_pos = scp->mouse_oldpos = 2784 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 2785 scp->mouse_xpos/8); 2786 scp->history_head = scp->history_pos = scp->history = 2787 (u_short *)malloc(scp->history_size*sizeof(u_short), 2788 M_DEVBUF, M_WAITOK); 2789 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 2790 /* SOS 2791 if (crtc_vga && video_mode_ptr) 2792 set_mode(scp); 2793 */ 2794 clear_screen(scp); 2795 scp->cursor_saveunder = *scp->cursor_pos; 2796 return scp; 2797 } 2798 2799 static void 2800 init_scp(scr_stat *scp) 2801 { 2802 if (crtc_vga) 2803 if (crtc_addr == MONO_BASE) 2804 scp->mode = M_VGA_M80x25; 2805 else 2806 scp->mode = M_VGA_C80x25; 2807 else 2808 if (crtc_addr == MONO_BASE) 2809 scp->mode = M_B80x25; 2810 else 2811 scp->mode = M_C80x25; 2812 2813 scp->font_size = 16; 2814 scp->xsize = COL; 2815 scp->ysize = ROW; 2816 scp->xpos = scp->ypos = 0; 2817 scp->saved_xpos = scp->saved_ypos = -1; 2818 scp->start = scp->xsize * scp->ysize; 2819 scp->end = 0; 2820 scp->term.esc = 0; 2821 scp->term.attr_mask = NORMAL_ATTR; 2822 scp->term.cur_attr = 2823 scp->term.cur_color = scp->term.std_color = 2824 current_default->std_color; 2825 scp->term.rev_color = current_default->rev_color; 2826 scp->border = BG_BLACK; 2827 scp->cursor_start = *(char *)pa_to_va(0x461); 2828 scp->cursor_end = *(char *)pa_to_va(0x460); 2829 scp->mouse_xpos = scp->xsize*8/2; 2830 scp->mouse_ypos = scp->ysize*scp->font_size/2; 2831 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 2832 scp->mouse_signal = 0; 2833 scp->mouse_pid = 0; 2834 scp->mouse_proc = NULL; 2835 scp->bell_pitch = BELL_PITCH; 2836 scp->bell_duration = BELL_DURATION; 2837 scp->status = (*(char *)pa_to_va(0x417) & 0x20) ? NLKED : 0; 2838 scp->status |= CURSOR_ENABLED; 2839 scp->pid = 0; 2840 scp->proc = NULL; 2841 scp->smode.mode = VT_AUTO; 2842 scp->history_head = scp->history_pos = scp->history = NULL; 2843 scp->history_size = max(HISTORY_SIZE, scp->xsize*scp->ysize); 2844 } 2845 2846 static u_char 2847 *get_fstr(u_int c, u_int *len) 2848 { 2849 u_int i; 2850 2851 if (!(c & FKEY)) 2852 return(NULL); 2853 i = (c & 0xFF) - F_FN; 2854 if (i > n_fkey_tab) 2855 return(NULL); 2856 *len = fkey_tab[i].len; 2857 return(fkey_tab[i].str); 2858 } 2859 2860 static void 2861 history_to_screen(scr_stat *scp) 2862 { 2863 int i; 2864 2865 for (i=0; i<scp->ysize; i++) 2866 bcopy(scp->history + (((scp->history_pos - scp->history) + 2867 scp->history_size-((i+1)*scp->xsize))%scp->history_size), 2868 scp->scr_buf + (scp->xsize * (scp->ysize-1 - i)), 2869 scp->xsize * sizeof(u_short)); 2870 mark_all(scp); 2871 } 2872 2873 static int 2874 history_up_line(scr_stat *scp) 2875 { 2876 if (WRAPHIST(scp, scp->history_pos, -(scp->xsize*scp->ysize)) != 2877 scp->history_head) { 2878 scp->history_pos = WRAPHIST(scp, scp->history_pos, -scp->xsize); 2879 history_to_screen(scp); 2880 return 0; 2881 } 2882 else 2883 return -1; 2884 } 2885 2886 static int 2887 history_down_line(scr_stat *scp) 2888 { 2889 if (scp->history_pos != scp->history_head) { 2890 scp->history_pos = WRAPHIST(scp, scp->history_pos, scp->xsize); 2891 history_to_screen(scp); 2892 return 0; 2893 } 2894 else 2895 return -1; 2896 } 2897 2898 /* 2899 * scgetc(flags) - get character from keyboard. 2900 * If flags & SCGETC_CN, then avoid harmful side effects. 2901 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 2902 * return NOKEY if there is nothing there. 2903 */ 2904 static u_int 2905 scgetc(u_int flags) 2906 { 2907 struct key_t *key; 2908 u_char scancode, keycode; 2909 u_int state, action; 2910 int c; 2911 static u_char esc_flag = 0, compose = 0; 2912 static u_int chr = 0; 2913 2914 next_code: 2915 /* first see if there is something in the keyboard port */ 2916 if (flags & SCGETC_NONBLOCK) { 2917 c = read_kbd_data_no_wait(sc_kbdc); 2918 if (c == -1) 2919 return(NOKEY); 2920 } else { 2921 do { 2922 c = read_kbd_data(sc_kbdc); 2923 } while(c == -1); 2924 } 2925 scancode = (u_char)c; 2926 2927 /* do the /dev/random device a favour */ 2928 if (!(flags & SCGETC_CN)) 2929 add_keyboard_randomness(scancode); 2930 2931 if (cur_console->status & KBD_RAW_MODE) 2932 return scancode; 2933 2934 keycode = scancode & 0x7F; 2935 switch (esc_flag) { 2936 case 0x00: /* normal scancode */ 2937 switch(scancode) { 2938 case 0xB8: /* left alt (compose key) */ 2939 if (compose) { 2940 compose = 0; 2941 if (chr > 255) { 2942 do_bell(cur_console, 2943 BELL_PITCH, BELL_DURATION); 2944 chr = 0; 2945 } 2946 } 2947 break; 2948 case 0x38: 2949 if (!compose) { 2950 compose = 1; 2951 chr = 0; 2952 } 2953 break; 2954 case 0xE0: 2955 case 0xE1: 2956 esc_flag = scancode; 2957 goto next_code; 2958 } 2959 break; 2960 case 0xE0: /* 0xE0 prefix */ 2961 esc_flag = 0; 2962 switch (keycode) { 2963 case 0x1C: /* right enter key */ 2964 keycode = 0x59; 2965 break; 2966 case 0x1D: /* right ctrl key */ 2967 keycode = 0x5A; 2968 break; 2969 case 0x35: /* keypad divide key */ 2970 keycode = 0x5B; 2971 break; 2972 case 0x37: /* print scrn key */ 2973 keycode = 0x5C; 2974 break; 2975 case 0x38: /* right alt key (alt gr) */ 2976 keycode = 0x5D; 2977 break; 2978 case 0x47: /* grey home key */ 2979 keycode = 0x5E; 2980 break; 2981 case 0x48: /* grey up arrow key */ 2982 keycode = 0x5F; 2983 break; 2984 case 0x49: /* grey page up key */ 2985 keycode = 0x60; 2986 break; 2987 case 0x4B: /* grey left arrow key */ 2988 keycode = 0x61; 2989 break; 2990 case 0x4D: /* grey right arrow key */ 2991 keycode = 0x62; 2992 break; 2993 case 0x4F: /* grey end key */ 2994 keycode = 0x63; 2995 break; 2996 case 0x50: /* grey down arrow key */ 2997 keycode = 0x64; 2998 break; 2999 case 0x51: /* grey page down key */ 3000 keycode = 0x65; 3001 break; 3002 case 0x52: /* grey insert key */ 3003 keycode = 0x66; 3004 break; 3005 case 0x53: /* grey delete key */ 3006 keycode = 0x67; 3007 break; 3008 3009 /* the following 3 are only used on the MS "Natural" keyboard */ 3010 case 0x5b: /* left Window key */ 3011 keycode = 0x69; 3012 break; 3013 case 0x5c: /* right Window key */ 3014 keycode = 0x6a; 3015 break; 3016 case 0x5d: /* menu key */ 3017 keycode = 0x6b; 3018 break; 3019 default: /* ignore everything else */ 3020 goto next_code; 3021 } 3022 break; 3023 case 0xE1: /* 0xE1 prefix */ 3024 esc_flag = 0; 3025 if (keycode == 0x1D) 3026 esc_flag = 0x1D; 3027 goto next_code; 3028 /* NOT REACHED */ 3029 case 0x1D: /* pause / break */ 3030 esc_flag = 0; 3031 if (keycode != 0x45) 3032 goto next_code; 3033 keycode = 0x68; 3034 break; 3035 } 3036 3037 if (cur_console->status & KBD_CODE_MODE) 3038 return (keycode | (scancode & 0x80)); 3039 3040 /* if scroll-lock pressed allow history browsing */ 3041 if (cur_console->history && cur_console->status & SLKED) { 3042 int i; 3043 3044 cur_console->status &= ~CURSOR_ENABLED; 3045 if (!(cur_console->status & BUFFER_SAVED)) { 3046 cur_console->status |= BUFFER_SAVED; 3047 cur_console->history_save = cur_console->history_head; 3048 3049 /* copy screen into top of history buffer */ 3050 for (i=0; i<cur_console->ysize; i++) { 3051 bcopy(cur_console->scr_buf + (cur_console->xsize * i), 3052 cur_console->history_head, 3053 cur_console->xsize * sizeof(u_short)); 3054 cur_console->history_head += cur_console->xsize; 3055 if (cur_console->history_head + cur_console->xsize > 3056 cur_console->history + cur_console->history_size) 3057 cur_console->history_head=cur_console->history; 3058 } 3059 cur_console->history_pos = cur_console->history_head; 3060 history_to_screen(cur_console); 3061 } 3062 switch (scancode) { 3063 case 0x47: /* home key */ 3064 cur_console->history_pos = cur_console->history_head; 3065 history_to_screen(cur_console); 3066 goto next_code; 3067 3068 case 0x4F: /* end key */ 3069 cur_console->history_pos = 3070 WRAPHIST(cur_console, cur_console->history_head, 3071 cur_console->xsize*cur_console->ysize); 3072 history_to_screen(cur_console); 3073 goto next_code; 3074 3075 case 0x48: /* up arrow key */ 3076 if (history_up_line(cur_console)) 3077 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3078 goto next_code; 3079 3080 case 0x50: /* down arrow key */ 3081 if (history_down_line(cur_console)) 3082 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3083 goto next_code; 3084 3085 case 0x49: /* page up key */ 3086 for (i=0; i<cur_console->ysize; i++) 3087 if (history_up_line(cur_console)) { 3088 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3089 break; 3090 } 3091 goto next_code; 3092 3093 case 0x51: /* page down key */ 3094 for (i=0; i<cur_console->ysize; i++) 3095 if (history_down_line(cur_console)) { 3096 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3097 break; 3098 } 3099 goto next_code; 3100 } 3101 } 3102 3103 if (compose) { 3104 switch (scancode) { 3105 /* key pressed process it */ 3106 case 0x47: case 0x48: case 0x49: /* keypad 7,8,9 */ 3107 chr = (scancode - 0x40) + chr*10; 3108 goto next_code; 3109 case 0x4B: case 0x4C: case 0x4D: /* keypad 4,5,6 */ 3110 chr = (scancode - 0x47) + chr*10; 3111 goto next_code; 3112 case 0x4F: case 0x50: case 0x51: /* keypad 1,2,3 */ 3113 chr = (scancode - 0x4E) + chr*10; 3114 goto next_code; 3115 case 0x52: /* keypad 0 */ 3116 chr *= 10; 3117 goto next_code; 3118 3119 /* key release, no interest here */ 3120 case 0xC7: case 0xC8: case 0xC9: /* keypad 7,8,9 */ 3121 case 0xCB: case 0xCC: case 0xCD: /* keypad 4,5,6 */ 3122 case 0xCF: case 0xD0: case 0xD1: /* keypad 1,2,3 */ 3123 case 0xD2: /* keypad 0 */ 3124 goto next_code; 3125 3126 case 0x38: /* left alt key */ 3127 break; 3128 default: 3129 if (chr) { 3130 compose = chr = 0; 3131 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3132 goto next_code; 3133 } 3134 break; 3135 } 3136 } 3137 3138 state = (shfts ? 1 : 0 ) | (2 * (ctls ? 1 : 0)) | (4 * (alts ? 1 : 0)); 3139 if ((!agrs && (cur_console->status & ALKED)) 3140 || (agrs && !(cur_console->status & ALKED))) 3141 keycode += ALTGR_OFFSET; 3142 key = &key_map.key[keycode]; 3143 if ( ((key->flgs & FLAG_LOCK_C) && (cur_console->status & CLKED)) 3144 || ((key->flgs & FLAG_LOCK_N) && (cur_console->status & NLKED)) ) 3145 state ^= 1; 3146 3147 /* Check for make/break */ 3148 action = key->map[state]; 3149 if (scancode & 0x80) { /* key released */ 3150 if (key->spcl & (0x80>>state)) { 3151 switch (action) { 3152 case LSH: 3153 shfts &= ~1; 3154 break; 3155 case RSH: 3156 shfts &= ~2; 3157 break; 3158 case LCTR: 3159 ctls &= ~1; 3160 break; 3161 case RCTR: 3162 ctls &= ~2; 3163 break; 3164 case LALT: 3165 alts &= ~1; 3166 break; 3167 case RALT: 3168 alts &= ~2; 3169 break; 3170 case NLK: 3171 nlkcnt = 0; 3172 break; 3173 case CLK: 3174 clkcnt = 0; 3175 break; 3176 case SLK: 3177 slkcnt = 0; 3178 break; 3179 case ASH: 3180 agrs = 0; 3181 break; 3182 case ALK: 3183 alkcnt = 0; 3184 break; 3185 case META: 3186 metas = 0; 3187 break; 3188 } 3189 } 3190 if (chr && !compose) { 3191 action = chr; 3192 chr = 0; 3193 return(action); 3194 } 3195 } else { 3196 /* key pressed */ 3197 if (key->spcl & (0x80>>state)) { 3198 switch (action) { 3199 /* LOCKING KEYS */ 3200 case NLK: 3201 #ifdef SC_SPLASH_SCREEN 3202 toggle_splash_screen(cur_console); /* SOS XXX */ 3203 #endif 3204 if (!nlkcnt) { 3205 nlkcnt++; 3206 if (cur_console->status & NLKED) 3207 cur_console->status &= ~NLKED; 3208 else 3209 cur_console->status |= NLKED; 3210 update_leds(cur_console->status); 3211 } 3212 break; 3213 case CLK: 3214 if (!clkcnt) { 3215 clkcnt++; 3216 if (cur_console->status & CLKED) 3217 cur_console->status &= ~CLKED; 3218 else 3219 cur_console->status |= CLKED; 3220 update_leds(cur_console->status); 3221 } 3222 break; 3223 case SLK: 3224 if (!slkcnt) { 3225 slkcnt++; 3226 if (cur_console->status & SLKED) { 3227 cur_console->status &= ~SLKED; 3228 if (cur_console->status & BUFFER_SAVED){ 3229 int i; 3230 u_short *ptr = cur_console->history_save; 3231 3232 for (i=0; i<cur_console->ysize; i++) { 3233 bcopy(ptr, 3234 cur_console->scr_buf + 3235 (cur_console->xsize*i), 3236 cur_console->xsize * sizeof(u_short)); 3237 ptr += cur_console->xsize; 3238 if (ptr + cur_console->xsize > 3239 cur_console->history + 3240 cur_console->history_size) 3241 ptr = cur_console->history; 3242 } 3243 cur_console->status &= ~BUFFER_SAVED; 3244 cur_console->history_head=cur_console->history_save; 3245 cur_console->status |= CURSOR_ENABLED; 3246 mark_all(cur_console); 3247 } 3248 scstart(VIRTUAL_TTY(get_scr_num())); 3249 } 3250 else 3251 cur_console->status |= SLKED; 3252 update_leds(cur_console->status); 3253 } 3254 break; 3255 case ALK: 3256 if (!alkcnt) { 3257 alkcnt++; 3258 if (cur_console->status & ALKED) 3259 cur_console->status &= ~ALKED; 3260 else 3261 cur_console->status |= ALKED; 3262 update_leds(cur_console->status); 3263 } 3264 break; 3265 3266 /* NON-LOCKING KEYS */ 3267 case NOP: 3268 break; 3269 case SPSC: 3270 #ifdef SC_SPLASH_SCREEN 3271 toggle_splash_screen(cur_console); 3272 #endif 3273 break; 3274 case RBT: 3275 shutdown_nice(); 3276 break; 3277 case SUSP: 3278 #if NAPM > 0 3279 apm_suspend(); 3280 #endif 3281 break; 3282 3283 case DBG: 3284 #ifdef DDB /* try to switch to console 0 */ 3285 if (cur_console->smode.mode == VT_AUTO && 3286 console[0]->smode.mode == VT_AUTO) 3287 switch_scr(cur_console, 0); 3288 Debugger("manual escape to debugger"); 3289 #else 3290 printf("No debugger in kernel\n"); 3291 #endif 3292 break; 3293 case LSH: 3294 shfts |= 1; 3295 break; 3296 case RSH: 3297 shfts |= 2; 3298 break; 3299 case LCTR: 3300 ctls |= 1; 3301 break; 3302 case RCTR: 3303 ctls |= 2; 3304 break; 3305 case LALT: 3306 alts |= 1; 3307 break; 3308 case RALT: 3309 alts |= 2; 3310 break; 3311 case ASH: 3312 agrs = 1; 3313 break; 3314 case META: 3315 metas = 1; 3316 break; 3317 case NEXT: 3318 { 3319 int next, this = get_scr_num(); 3320 for (next = this+1; next != this; next = (next+1)%MAXCONS) { 3321 struct tty *tp = VIRTUAL_TTY(next); 3322 if (tp->t_state & TS_ISOPEN) { 3323 switch_scr(cur_console, next); 3324 break; 3325 } 3326 } 3327 } 3328 break; 3329 case BTAB: 3330 return(BKEY); 3331 default: 3332 if (action >= F_SCR && action <= L_SCR) { 3333 switch_scr(cur_console, action - F_SCR); 3334 break; 3335 } 3336 if (action >= F_FN && action <= L_FN) 3337 action |= FKEY; 3338 return(action); 3339 } 3340 } 3341 else { 3342 if (metas) 3343 action |= MKEY; 3344 return(action); 3345 } 3346 } 3347 goto next_code; 3348 } 3349 3350 int 3351 scmmap(dev_t dev, int offset, int nprot) 3352 { 3353 if (offset > 0x20000 - PAGE_SIZE) 3354 return -1; 3355 return i386_btop((VIDEOMEM + offset)); 3356 } 3357 3358 /* 3359 * Calculate hardware attributes word using logical attributes mask and 3360 * hardware colors 3361 */ 3362 3363 static int 3364 mask2attr(struct term_stat *term) 3365 { 3366 int attr, mask = term->attr_mask; 3367 3368 if (mask & REVERSE_ATTR) { 3369 attr = ((mask & FOREGROUND_CHANGED) ? 3370 ((term->cur_color & 0xF000) >> 4) : 3371 (term->rev_color & 0x0F00)) | 3372 ((mask & BACKGROUND_CHANGED) ? 3373 ((term->cur_color & 0x0F00) << 4) : 3374 (term->rev_color & 0xF000)); 3375 } else 3376 attr = term->cur_color; 3377 3378 /* XXX: underline mapping for Hercules adapter can be better */ 3379 if (mask & (BOLD_ATTR | UNDERLINE_ATTR)) 3380 attr ^= 0x0800; 3381 if (mask & BLINK_ATTR) 3382 attr ^= 0x8000; 3383 3384 return attr; 3385 } 3386 3387 static void 3388 set_keyboard(int command, int data) 3389 { 3390 int s; 3391 int c; 3392 3393 if (sc_kbdc == NULL) 3394 return; 3395 3396 /* prevent the timeout routine from polling the keyboard */ 3397 if (!kbdc_lock(sc_kbdc, TRUE)) 3398 return; 3399 3400 /* disable the keyboard and mouse interrupt */ 3401 s = spltty(); 3402 #if 0 3403 c = get_controller_command_byte(sc_kbdc); 3404 if ((c == -1) 3405 || !set_controller_command_byte(sc_kbdc, 3406 kbdc_get_device_mask(sc_kbdc), 3407 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 3408 | KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 3409 /* CONTROLLER ERROR */ 3410 kbdc_lock(sc_kbdc, FALSE); 3411 splx(s); 3412 return; 3413 } 3414 /* 3415 * Now that the keyboard controller is told not to generate 3416 * the keyboard and mouse interrupts, call `splx()' to allow 3417 * the other tty interrupts. The clock interrupt may also occur, 3418 * but the timeout routine (`scrn_timer()') will be blocked 3419 * by the lock flag set via `kbdc_lock()' 3420 */ 3421 splx(s); 3422 #endif 3423 3424 if (send_kbd_command_and_data(sc_kbdc, command, data) != KBD_ACK) 3425 send_kbd_command(sc_kbdc, KBDC_ENABLE_KBD); 3426 3427 #if 0 3428 /* restore the interrupts */ 3429 if (!set_controller_command_byte(sc_kbdc, 3430 kbdc_get_device_mask(sc_kbdc), 3431 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 3432 /* CONTROLLER ERROR */ 3433 } 3434 #else 3435 splx(s); 3436 #endif 3437 kbdc_lock(sc_kbdc, FALSE); 3438 } 3439 3440 static void 3441 update_leds(int which) 3442 { 3443 static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 }; 3444 3445 /* replace CAPS led with ALTGR led for ALTGR keyboards */ 3446 if (key_map.n_keys > ALTGR_OFFSET) { 3447 if (which & ALKED) 3448 which |= CLKED; 3449 else 3450 which &= ~CLKED; 3451 } 3452 3453 set_keyboard(KBDC_SET_LEDS, xlate_leds[which & LED_MASK]); 3454 } 3455 3456 void 3457 set_mode(scr_stat *scp) 3458 { 3459 char *modetable; 3460 char special_modetable[64]; 3461 3462 if (scp != cur_console) 3463 return; 3464 3465 /* setup video hardware for the given mode */ 3466 switch (scp->mode) { 3467 case M_VGA_M80x60: 3468 bcopy(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 3469 goto special_80x60; 3470 3471 case M_VGA_C80x60: 3472 bcopy(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 3473 special_80x60: 3474 special_modetable[2] = 0x08; 3475 special_modetable[19] = 0x47; 3476 goto special_480l; 3477 3478 case M_VGA_M80x30: 3479 bcopy(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 3480 goto special_80x30; 3481 3482 case M_VGA_C80x30: 3483 bcopy(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 3484 special_80x30: 3485 special_modetable[19] = 0x4f; 3486 special_480l: 3487 special_modetable[9] |= 0xc0; 3488 special_modetable[16] = 0x08; 3489 special_modetable[17] = 0x3e; 3490 special_modetable[26] = 0xea; 3491 special_modetable[28] = 0xdf; 3492 special_modetable[31] = 0xe7; 3493 special_modetable[32] = 0x04; 3494 modetable = special_modetable; 3495 goto setup_mode; 3496 3497 case M_ENH_B80x43: 3498 bcopy(video_mode_ptr+(64*M_ENH_B80x25), &special_modetable, 64); 3499 goto special_80x43; 3500 3501 case M_ENH_C80x43: 3502 bcopy(video_mode_ptr+(64*M_ENH_C80x25), &special_modetable, 64); 3503 special_80x43: 3504 special_modetable[28] = 87; 3505 goto special_80x50; 3506 3507 case M_VGA_M80x50: 3508 bcopy(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 3509 goto special_80x50; 3510 3511 case M_VGA_C80x50: 3512 bcopy(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 3513 special_80x50: 3514 special_modetable[2] = 8; 3515 special_modetable[19] = 7; 3516 modetable = special_modetable; 3517 goto setup_mode; 3518 3519 case M_VGA_C40x25: case M_VGA_C80x25: 3520 case M_VGA_M80x25: 3521 case M_B40x25: case M_C40x25: 3522 case M_B80x25: case M_C80x25: 3523 case M_ENH_B40x25: case M_ENH_C40x25: 3524 case M_ENH_B80x25: case M_ENH_C80x25: 3525 case M_EGAMONO80x25: 3526 3527 modetable = video_mode_ptr + (scp->mode * 64); 3528 setup_mode: 3529 set_vgaregs(modetable); 3530 scp->font_size = *(modetable + 2); 3531 3532 /* set font type (size) */ 3533 if (scp->font_size < 14) { 3534 if (fonts_loaded & FONT_8) 3535 copy_font(LOAD, FONT_8, font_8); 3536 outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */ 3537 } else if (scp->font_size >= 16) { 3538 if (fonts_loaded & FONT_16) 3539 copy_font(LOAD, FONT_16, font_16); 3540 outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */ 3541 } else { 3542 if (fonts_loaded & FONT_14) 3543 copy_font(LOAD, FONT_14, font_14); 3544 outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */ 3545 } 3546 if (flags & CHAR_CURSOR) 3547 set_destructive_cursor(scp); 3548 mark_all(scp); 3549 break; 3550 3551 case M_VGA_MODEX: 3552 /* start out with std 320x200x256 mode */ 3553 bcopy(video_mode_ptr+(64*M_VGA_CG320), &special_modetable, 64); 3554 /* "unchain" the VGA mode */ 3555 special_modetable[5-1+0x04] &= 0xf7; 3556 special_modetable[5-1+0x04] |= 0x04; 3557 /* turn off doubleword mode */ 3558 special_modetable[10+0x14] &= 0xbf; 3559 /* turn off word adressing */ 3560 special_modetable[10+0x17] |= 0x40; 3561 /* set logical screen width */ 3562 special_modetable[10+0x13] = 80; 3563 /* set 240 lines */ 3564 special_modetable[10+0x11] = 0x2c; 3565 special_modetable[10+0x06] = 0x0d; 3566 special_modetable[10+0x07] = 0x3e; 3567 special_modetable[10+0x10] = 0xea; 3568 special_modetable[10+0x11] = 0xac; 3569 special_modetable[10+0x12] = 0xdf; 3570 special_modetable[10+0x15] = 0xe7; 3571 special_modetable[10+0x16] = 0x06; 3572 /* set vertical sync polarity to reflect aspect ratio */ 3573 special_modetable[9] = 0xe3; 3574 3575 modetable = special_modetable; 3576 goto setup_grmode; 3577 3578 case M_BG320: case M_CG320: case M_BG640: 3579 case M_CG320_D: case M_CG640_E: 3580 case M_CG640x350: case M_ENH_CG640: 3581 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 3582 modetable = video_mode_ptr + (scp->mode * 64); 3583 setup_grmode: 3584 set_vgaregs(modetable); 3585 scp->font_size = FONT_NONE; 3586 break; 3587 3588 default: 3589 /* call user defined function XXX */ 3590 break; 3591 } 3592 3593 /* set border color for this (virtual) console */ 3594 set_border(scp->border); 3595 return; 3596 } 3597 3598 void 3599 set_border(u_char color) 3600 { 3601 switch (crtc_type) { 3602 case KD_EGA: 3603 case KD_VGA: 3604 inb(crtc_addr + 6); /* reset flip-flop */ 3605 outb(ATC, 0x11); outb(ATC, color); 3606 inb(crtc_addr + 6); /* reset flip-flop */ 3607 outb(ATC, 0x20); /* enable Palette */ 3608 break; 3609 case KD_CGA: 3610 outb(crtc_addr + 5, color & 0x0f); /* color select register */ 3611 break; 3612 case KD_MONO: 3613 case KD_HERCULES: 3614 default: 3615 break; 3616 } 3617 } 3618 3619 static void 3620 set_vgaregs(char *modetable) 3621 { 3622 int i, s = splhigh(); 3623 3624 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */ 3625 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */ 3626 for (i=0; i<4; i++) { /* program sequencer */ 3627 outb(TSIDX, i+1); 3628 outb(TSREG, modetable[i+5]); 3629 } 3630 outb(MISC, modetable[9]); /* set dot-clock */ 3631 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */ 3632 outb(crtc_addr, 0x11); 3633 outb(crtc_addr+1, inb(crtc_addr+1) & 0x7F); 3634 for (i=0; i<25; i++) { /* program crtc */ 3635 outb(crtc_addr, i); 3636 if (i == 14 || i == 15) /* no hardware cursor */ 3637 outb(crtc_addr+1, 0xff); 3638 else 3639 outb(crtc_addr+1, modetable[i+10]); 3640 } 3641 inb(crtc_addr+6); /* reset flip-flop */ 3642 for (i=0; i<20; i++) { /* program attribute ctrl */ 3643 outb(ATC, i); 3644 outb(ATC, modetable[i+35]); 3645 } 3646 for (i=0; i<9; i++) { /* program graph data ctrl */ 3647 outb(GDCIDX, i); 3648 outb(GDCREG, modetable[i+55]); 3649 } 3650 inb(crtc_addr+6); /* reset flip-flop */ 3651 outb(ATC, 0x20); /* enable palette */ 3652 splx(s); 3653 } 3654 3655 static void 3656 read_vgaregs(char *buf) 3657 { 3658 int i, j; 3659 int s; 3660 3661 bzero(buf, 64); 3662 3663 s = splhigh(); 3664 3665 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */ 3666 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */ 3667 for (i=0, j=5; i<4; i++) { 3668 outb(TSIDX, i+1); 3669 buf[j++] = inb(TSREG); 3670 } 3671 buf[9] = inb(MISC + 10); /* dot-clock */ 3672 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */ 3673 3674 for (i=0, j=10; i<25; i++) { /* crtc */ 3675 outb(crtc_addr, i); 3676 buf[j++] = inb(crtc_addr+1); 3677 } 3678 for (i=0, j=35; i<20; i++) { /* attribute ctrl */ 3679 inb(crtc_addr+6); /* reset flip-flop */ 3680 outb(ATC, i); 3681 buf[j++] = inb(ATC + 1); 3682 } 3683 for (i=0, j=55; i<9; i++) { /* graph data ctrl */ 3684 outb(GDCIDX, i); 3685 buf[j++] = inb(GDCREG); 3686 } 3687 inb(crtc_addr+6); /* reset flip-flop */ 3688 outb(ATC, 0x20); /* enable palette */ 3689 3690 buf[0] = *(char *)pa_to_va(0x44a); /* COLS */ 3691 buf[1] = *(char *)pa_to_va(0x484); /* ROWS */ 3692 buf[2] = *(char *)pa_to_va(0x485); /* POINTS */ 3693 buf[3] = *(char *)pa_to_va(0x44c); 3694 buf[4] = *(char *)pa_to_va(0x44d); 3695 3696 splx(s); 3697 } 3698 3699 static int 3700 comp_vgaregs(u_char *buf1, u_char *buf2) 3701 { 3702 int i; 3703 3704 for(i = 0; i < 20; ++i) { 3705 if (*buf1++ != *buf2++) 3706 return 1; 3707 } 3708 buf1 += 2; /* skip the cursor shape */ 3709 buf2 += 2; 3710 for(i = 22; i < 24; ++i) { 3711 if (*buf1++ != *buf2++) 3712 return 1; 3713 } 3714 buf1 += 2; /* skip the cursor position */ 3715 buf2 += 2; 3716 for(i = 26; i < 64; ++i) { 3717 if (*buf1++ != *buf2++) 3718 return 1; 3719 } 3720 return 0; 3721 } 3722 3723 static void 3724 dump_vgaregs(u_char *buf) 3725 { 3726 int i; 3727 3728 for(i = 0; i < 64;) { 3729 printf("%02x ", buf[i]); 3730 if ((++i % 16) == 0) 3731 printf("\n"); 3732 } 3733 } 3734 3735 static void 3736 set_font_mode() 3737 { 3738 int s = splhigh(); 3739 3740 /* setup vga for loading fonts (graphics plane mode) */ 3741 inb(crtc_addr+6); /* reset flip-flop */ 3742 outb(ATC, 0x10); outb(ATC, 0x01); 3743 inb(crtc_addr+6); /* reset flip-flop */ 3744 outb(ATC, 0x20); /* enable palette */ 3745 3746 #if SLOW_VGA 3747 outb(TSIDX, 0x02); outb(TSREG, 0x04); 3748 outb(TSIDX, 0x04); outb(TSREG, 0x06); 3749 outb(GDCIDX, 0x04); outb(GDCREG, 0x02); 3750 outb(GDCIDX, 0x05); outb(GDCREG, 0x00); 3751 outb(GDCIDX, 0x06); outb(GDCREG, 0x05); 3752 #else 3753 outw(TSIDX, 0x0402); 3754 outw(TSIDX, 0x0604); 3755 outw(GDCIDX, 0x0204); 3756 outw(GDCIDX, 0x0005); 3757 outw(GDCIDX, 0x0506); /* addr = a0000, 64kb */ 3758 #endif 3759 splx(s); 3760 } 3761 3762 static void 3763 set_normal_mode() 3764 { 3765 char *modetable; 3766 int s = splhigh(); 3767 3768 switch (cur_console->mode) { 3769 case M_VGA_M80x60: 3770 case M_VGA_M80x50: 3771 case M_VGA_M80x30: 3772 modetable = video_mode_ptr + (64*M_VGA_M80x25); 3773 break; 3774 3775 case M_VGA_C80x60: 3776 case M_VGA_C80x50: 3777 case M_VGA_C80x30: 3778 modetable = video_mode_ptr + (64*M_VGA_C80x25); 3779 break; 3780 3781 case M_ENH_B80x43: 3782 modetable = video_mode_ptr + (64*M_ENH_B80x25); 3783 break; 3784 3785 case M_ENH_C80x43: 3786 modetable = video_mode_ptr + (64*M_ENH_C80x25); 3787 break; 3788 3789 case M_VGA_C40x25: case M_VGA_C80x25: 3790 case M_VGA_M80x25: 3791 case M_B40x25: case M_C40x25: 3792 case M_B80x25: case M_C80x25: 3793 case M_ENH_B40x25: case M_ENH_C40x25: 3794 case M_ENH_B80x25: case M_ENH_C80x25: 3795 case M_EGAMONO80x25: 3796 3797 case M_BG320: case M_CG320: case M_BG640: 3798 case M_CG320_D: case M_CG640_E: 3799 case M_CG640x350: case M_ENH_CG640: 3800 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 3801 modetable = video_mode_ptr + (cur_console->mode * 64); 3802 break; 3803 3804 default: 3805 modetable = video_mode_ptr + (64*M_VGA_C80x25); 3806 } 3807 3808 if (video_mode_ptr == NULL) 3809 modetable = vgaregs; 3810 3811 /* setup vga for normal operation mode again */ 3812 inb(crtc_addr+6); /* reset flip-flop */ 3813 outb(ATC, 0x10); outb(ATC, modetable[0x10+35]); 3814 inb(crtc_addr+6); /* reset flip-flop */ 3815 outb(ATC, 0x20); /* enable palette */ 3816 #if SLOW_VGA 3817 outb(TSIDX, 0x02); outb(TSREG, modetable[0x02+4]); 3818 outb(TSIDX, 0x04); outb(TSREG, modetable[0x04+4]); 3819 outb(GDCIDX, 0x04); outb(GDCREG, modetable[0x04+55]); 3820 outb(GDCIDX, 0x05); outb(GDCREG, modetable[0x05+55]); 3821 outb(GDCIDX, 0x06); outb(GDCREG, modetable[0x06+55]); 3822 if (crtc_addr == MONO_BASE) { 3823 outb(GDCIDX, 0x06); outb(GDCREG,(modetable[0x06+55] & 0x03) | 0x08); 3824 } 3825 else { 3826 outb(GDCIDX, 0x06); outb(GDCREG,(modetable[0x06+55] & 0x03) | 0x0c); 3827 } 3828 #else 3829 outw(TSIDX, 0x0002 | (modetable[0x02+4]<<8)); 3830 outw(TSIDX, 0x0004 | (modetable[0x04+4]<<8)); 3831 outw(GDCIDX, 0x0004 | (modetable[0x04+55]<<8)); 3832 outw(GDCIDX, 0x0005 | (modetable[0x05+55]<<8)); 3833 if (crtc_addr == MONO_BASE) 3834 outw(GDCIDX, 0x0006 | (((modetable[0x06+55] & 0x03) | 0x08)<<8)); 3835 else 3836 outw(GDCIDX, 0x0006 | (((modetable[0x06+55] & 0x03) | 0x0c)<<8)); 3837 #endif 3838 splx(s); 3839 } 3840 3841 void 3842 copy_font(int operation, int font_type, char* font_image) 3843 { 3844 int ch, line, segment, fontsize; 3845 u_char val; 3846 3847 /* dont mess with console we dont know video mode on */ 3848 if (cur_console->status & UNKNOWN_MODE) 3849 return; 3850 3851 switch (font_type) { 3852 default: 3853 case FONT_8: 3854 segment = 0x8000; 3855 fontsize = 8; 3856 break; 3857 case FONT_14: 3858 segment = 0x4000; 3859 fontsize = 14; 3860 break; 3861 case FONT_16: 3862 segment = 0x0000; 3863 fontsize = 16; 3864 break; 3865 } 3866 outb(TSIDX, 0x01); val = inb(TSREG); /* disable screen */ 3867 outb(TSIDX, 0x01); outb(TSREG, val | 0x20); 3868 set_font_mode(); 3869 for (ch=0; ch < 256; ch++) 3870 for (line=0; line < fontsize; line++) 3871 if (operation) 3872 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line) = 3873 font_image[(ch*fontsize)+line]; 3874 else 3875 font_image[(ch*fontsize)+line] = 3876 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line); 3877 set_normal_mode(); 3878 outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); /* enable screen */ 3879 } 3880 3881 static void 3882 set_destructive_cursor(scr_stat *scp) 3883 { 3884 u_char cursor[32]; 3885 caddr_t address; 3886 int i; 3887 char *font_buffer; 3888 3889 3890 if (scp->font_size < 14) { 3891 font_buffer = font_8; 3892 address = (caddr_t)VIDEOMEM + 0x8000; 3893 } 3894 else if (scp->font_size >= 16) { 3895 font_buffer = font_16; 3896 address = (caddr_t)VIDEOMEM; 3897 } 3898 else { 3899 font_buffer = font_14; 3900 address = (caddr_t)VIDEOMEM + 0x4000; 3901 } 3902 3903 if (scp->status & MOUSE_VISIBLE) { 3904 if ((scp->cursor_saveunder & 0xff) == 0xd0) 3905 bcopy(&scp->mouse_cursor[0], cursor, scp->font_size); 3906 else if ((scp->cursor_saveunder & 0xff) == 0xd1) 3907 bcopy(&scp->mouse_cursor[32], cursor, scp->font_size); 3908 else if ((scp->cursor_saveunder & 0xff) == 0xd2) 3909 bcopy(&scp->mouse_cursor[64], cursor, scp->font_size); 3910 else if ((scp->cursor_saveunder & 0xff) == 0xd3) 3911 bcopy(&scp->mouse_cursor[96], cursor, scp->font_size); 3912 else 3913 bcopy(font_buffer+((scp->cursor_saveunder & 0xff)*scp->font_size), 3914 cursor, scp->font_size); 3915 } 3916 else 3917 bcopy(font_buffer + ((scp->cursor_saveunder & 0xff) * scp->font_size), 3918 cursor, scp->font_size); 3919 for (i=0; i<32; i++) 3920 if ((i >= scp->cursor_start && i <= scp->cursor_end) || 3921 (scp->cursor_start >= scp->font_size && i == scp->font_size - 1)) 3922 cursor[i] |= 0xff; 3923 #if 1 3924 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ; 3925 #endif 3926 set_font_mode(); 3927 sc_bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32); 3928 set_normal_mode(); 3929 } 3930 3931 static void 3932 set_mouse_pos(scr_stat *scp) 3933 { 3934 static int last_xpos = -1, last_ypos = -1; 3935 3936 if (scp->mouse_xpos < 0) 3937 scp->mouse_xpos = 0; 3938 if (scp->mouse_ypos < 0) 3939 scp->mouse_ypos = 0; 3940 if (scp->status & UNKNOWN_MODE) { 3941 if (scp->mouse_xpos > scp->xpixel-1) 3942 scp->mouse_xpos = scp->xpixel-1; 3943 if (scp->mouse_ypos > scp->ypixel-1) 3944 scp->mouse_ypos = scp->ypixel-1; 3945 return; 3946 } 3947 if (scp->mouse_xpos > (scp->xsize*8)-1) 3948 scp->mouse_xpos = (scp->xsize*8)-1; 3949 if (scp->mouse_ypos > (scp->ysize*scp->font_size)-1) 3950 scp->mouse_ypos = (scp->ysize*scp->font_size)-1; 3951 3952 if (scp->mouse_xpos != last_xpos || scp->mouse_ypos != last_ypos) { 3953 scp->status |= MOUSE_MOVED; 3954 3955 scp->mouse_pos = scp->scr_buf + 3956 ((scp->mouse_ypos/scp->font_size)*scp->xsize + scp->mouse_xpos/8); 3957 3958 if ((scp->status & MOUSE_VISIBLE) && (scp->status & MOUSE_CUTTING)) { 3959 u_short *ptr; 3960 int i = 0; 3961 3962 mark_for_update(scp, scp->mouse_cut_start - scp->scr_buf); 3963 mark_for_update(scp, scp->mouse_cut_end - scp->scr_buf); 3964 scp->mouse_cut_end = scp->mouse_pos; 3965 for (ptr = (scp->mouse_cut_start > scp->mouse_cut_end 3966 ? scp->mouse_cut_end : scp->mouse_cut_start); 3967 ptr <= (scp->mouse_cut_start > scp->mouse_cut_end 3968 ? scp->mouse_cut_start : scp->mouse_cut_end); 3969 ptr++) { 3970 cut_buffer[i++] = *ptr & 0xff; 3971 if (((ptr - scp->scr_buf) % scp->xsize) == (scp->xsize - 1)) { 3972 cut_buffer[i++] = '\n'; 3973 } 3974 } 3975 cut_buffer[i] = 0x00; 3976 } 3977 } 3978 } 3979 3980 static void 3981 mouse_cut_start(scr_stat *scp) 3982 { 3983 int i; 3984 3985 if (scp->status & MOUSE_VISIBLE) { 3986 if (scp->mouse_pos == scp->mouse_cut_start && 3987 scp->mouse_cut_start == scp->mouse_cut_end) { 3988 cut_buffer[0] = 0x00; 3989 remove_cutmarking(scp); 3990 } 3991 else { 3992 scp->mouse_cut_start = scp->mouse_cut_end = scp->mouse_pos; 3993 cut_buffer[0] = *scp->mouse_cut_start & 0xff; 3994 cut_buffer[1] = 0x00; 3995 scp->status |= MOUSE_CUTTING; 3996 } 3997 mark_all(scp); 3998 /* delete all other screens cut markings */ 3999 for (i=0; i<MAXCONS; i++) { 4000 if (console[i] == NULL || console[i] == scp) 4001 continue; 4002 remove_cutmarking(console[i]); 4003 } 4004 } 4005 } 4006 4007 static void 4008 mouse_cut_end(scr_stat *scp) 4009 { 4010 if (scp->status & MOUSE_VISIBLE) { 4011 scp->status &= ~MOUSE_CUTTING; 4012 } 4013 } 4014 4015 static void 4016 mouse_paste(scr_stat *scp) 4017 { 4018 if (scp->status & MOUSE_VISIBLE) { 4019 struct tty *tp; 4020 u_char *ptr = cut_buffer; 4021 4022 tp = VIRTUAL_TTY(get_scr_num()); 4023 while (*ptr) 4024 (*linesw[tp->t_line].l_rint)(scr_rmap[*ptr++], tp); 4025 } 4026 } 4027 4028 static void 4029 draw_mouse_image(scr_stat *scp) 4030 { 4031 caddr_t address; 4032 int i; 4033 char *font_buffer; 4034 u_short buffer[32]; 4035 u_short xoffset, yoffset; 4036 u_short *crt_pos = Crtat + (scp->mouse_pos - scp->scr_buf); 4037 int font_size = scp->font_size; 4038 4039 if (font_size < 14) { 4040 font_buffer = font_8; 4041 address = (caddr_t)VIDEOMEM + 0x8000; 4042 } 4043 else if (font_size >= 16) { 4044 font_buffer = font_16; 4045 address = (caddr_t)VIDEOMEM; 4046 } 4047 else { 4048 font_buffer = font_14; 4049 address = (caddr_t)VIDEOMEM + 0x4000; 4050 } 4051 xoffset = scp->mouse_xpos % 8; 4052 yoffset = scp->mouse_ypos % font_size; 4053 4054 /* prepare mousepointer char's bitmaps */ 4055 bcopy(font_buffer + ((*(scp->mouse_pos) & 0xff) * font_size), 4056 &scp->mouse_cursor[0], font_size); 4057 bcopy(font_buffer + ((*(scp->mouse_pos+1) & 0xff) * font_size), 4058 &scp->mouse_cursor[32], font_size); 4059 bcopy(font_buffer + ((*(scp->mouse_pos+scp->xsize) & 0xff) * font_size), 4060 &scp->mouse_cursor[64], font_size); 4061 bcopy(font_buffer + ((*(scp->mouse_pos+scp->xsize+1) & 0xff) * font_size), 4062 &scp->mouse_cursor[96], font_size); 4063 for (i=0; i<font_size; i++) { 4064 buffer[i] = scp->mouse_cursor[i]<<8 | scp->mouse_cursor[i+32]; 4065 buffer[i+font_size]=scp->mouse_cursor[i+64]<<8|scp->mouse_cursor[i+96]; 4066 } 4067 4068 /* now and-or in the mousepointer image */ 4069 for (i=0; i<16; i++) { 4070 buffer[i+yoffset] = 4071 ( buffer[i+yoffset] & ~(mouse_and_mask[i] >> xoffset)) 4072 | (mouse_or_mask[i] >> xoffset); 4073 } 4074 for (i=0; i<font_size; i++) { 4075 scp->mouse_cursor[i] = (buffer[i] & 0xff00) >> 8; 4076 scp->mouse_cursor[i+32] = buffer[i] & 0xff; 4077 scp->mouse_cursor[i+64] = (buffer[i+font_size] & 0xff00) >> 8; 4078 scp->mouse_cursor[i+96] = buffer[i+font_size] & 0xff; 4079 } 4080 4081 scp->mouse_oldpos = scp->mouse_pos; 4082 4083 /* wait for vertical retrace to avoid jitter on some videocards */ 4084 #if 1 4085 while (!(inb(crtc_addr+6) & 0x08)) /* idle */ ; 4086 #endif 4087 set_font_mode(); 4088 sc_bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128); 4089 set_normal_mode(); 4090 *(crt_pos) = (*(scp->mouse_pos)&0xff00)|0xd0; 4091 *(crt_pos+scp->xsize) = (*(scp->mouse_pos+scp->xsize)&0xff00)|0xd2; 4092 if (scp->mouse_xpos < (scp->xsize-1)*8) { 4093 *(crt_pos+1) = (*(scp->mouse_pos+1)&0xff00)|0xd1; 4094 *(crt_pos+scp->xsize+1) = (*(scp->mouse_pos+scp->xsize+1)&0xff00)|0xd3; 4095 } 4096 mark_for_update(scp, scp->mouse_pos - scp->scr_buf); 4097 mark_for_update(scp, scp->mouse_pos + scp->xsize + 1 - scp->scr_buf); 4098 } 4099 4100 static void 4101 remove_mouse_image(scr_stat *scp) 4102 { 4103 u_short *crt_pos = Crtat + (scp->mouse_oldpos - scp->scr_buf); 4104 4105 *(crt_pos) = *(scp->mouse_oldpos); 4106 *(crt_pos+1) = *(scp->mouse_oldpos+1); 4107 *(crt_pos+scp->xsize) = *(scp->mouse_oldpos+scp->xsize); 4108 *(crt_pos+scp->xsize+1) = *(scp->mouse_oldpos+scp->xsize+1); 4109 mark_for_update(scp, scp->mouse_oldpos - scp->scr_buf); 4110 mark_for_update(scp, scp->mouse_oldpos + scp->xsize + 1 - scp->scr_buf); 4111 } 4112 4113 static void 4114 draw_cutmarking(scr_stat *scp) 4115 { 4116 u_short *ptr; 4117 u_short och, nch; 4118 4119 for (ptr=scp->scr_buf; ptr<=(scp->scr_buf+(scp->xsize*scp->ysize)); ptr++) { 4120 nch = och = *(Crtat + (ptr - scp->scr_buf)); 4121 /* are we outside the selected area ? */ 4122 if ( ptr < (scp->mouse_cut_start > scp->mouse_cut_end ? 4123 scp->mouse_cut_end : scp->mouse_cut_start) || 4124 ptr > (scp->mouse_cut_start > scp->mouse_cut_end ? 4125 scp->mouse_cut_start : scp->mouse_cut_end)) { 4126 if (ptr != scp->cursor_pos) 4127 nch = (och & 0xff) | (*ptr & 0xff00); 4128 } 4129 else { 4130 /* are we clear of the cursor image ? */ 4131 if (ptr != scp->cursor_pos) 4132 nch = (och & 0x88ff) | (*ptr & 0x7000)>>4 | (*ptr & 0x0700)<<4; 4133 else { 4134 if (flags & CHAR_CURSOR) 4135 nch = (och & 0x88ff)|(*ptr & 0x7000)>>4|(*ptr & 0x0700)<<4; 4136 else 4137 if (!(flags & BLINK_CURSOR)) 4138 nch = (och & 0xff) | (*ptr & 0xff00); 4139 } 4140 } 4141 if (nch != och) 4142 *(Crtat + (ptr - scp->scr_buf)) = nch; 4143 } 4144 } 4145 4146 static void 4147 remove_cutmarking(scr_stat *scp) 4148 { 4149 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 4150 scp->status &= ~MOUSE_CUTTING; 4151 mark_all(scp); 4152 } 4153 4154 static void 4155 save_palette(void) 4156 { 4157 int i; 4158 4159 outb(PALRADR, 0x00); 4160 for (i=0x00; i<0x300; i++) 4161 palette[i] = inb(PALDATA); 4162 inb(crtc_addr+6); /* reset flip/flop */ 4163 } 4164 4165 void 4166 load_palette(char *palette) 4167 { 4168 int i; 4169 4170 outb(PIXMASK, 0xFF); /* no pixelmask */ 4171 outb(PALWADR, 0x00); 4172 for (i=0x00; i<0x300; i++) 4173 outb(PALDATA, palette[i]); 4174 inb(crtc_addr+6); /* reset flip/flop */ 4175 outb(ATC, 0x20); /* enable palette */ 4176 } 4177 4178 static void 4179 do_bell(scr_stat *scp, int pitch, int duration) 4180 { 4181 if (flags & VISUAL_BELL) { 4182 if (blink_in_progress) 4183 return; 4184 blink_in_progress = 4; 4185 if (scp != cur_console) 4186 blink_in_progress += 2; 4187 blink_screen(cur_console); 4188 } else { 4189 if (scp != cur_console) 4190 pitch *= 2; 4191 sysbeep(pitch, duration); 4192 } 4193 } 4194 4195 static void 4196 blink_screen(void *arg) 4197 { 4198 scr_stat *scp = arg; 4199 4200 if ((scp->status & UNKNOWN_MODE) || (blink_in_progress <= 1)) { 4201 blink_in_progress = FALSE; 4202 mark_all(scp); 4203 if (delayed_next_scr) 4204 switch_scr(scp, delayed_next_scr - 1); 4205 } 4206 else { 4207 if (blink_in_progress & 1) 4208 fillw(kernel_default.std_color | scr_map[0x20], 4209 Crtat, scp->xsize * scp->ysize); 4210 else 4211 fillw(kernel_default.rev_color | scr_map[0x20], 4212 Crtat, scp->xsize * scp->ysize); 4213 blink_in_progress--; 4214 timeout(blink_screen, scp, hz / 10); 4215 } 4216 } 4217 4218 #ifdef SC_SPLASH_SCREEN 4219 static void 4220 toggle_splash_screen(scr_stat *scp) 4221 { 4222 static int toggle = 0; 4223 static u_char save_mode; 4224 int s; 4225 4226 if (video_mode_ptr == NULL) 4227 return; 4228 4229 s = splhigh(); 4230 if (toggle) { 4231 scp->mode = save_mode; 4232 scp->status &= ~UNKNOWN_MODE; 4233 set_mode(scp); 4234 load_palette(palette); 4235 toggle = 0; 4236 } 4237 else { 4238 save_mode = scp->mode; 4239 scp->mode = M_VGA_CG320; 4240 scp->status |= UNKNOWN_MODE; 4241 set_mode(scp); 4242 /* load image */ 4243 toggle = 1; 4244 } 4245 splx(s); 4246 } 4247 #endif 4248 #endif /* NSC */ 4249