syscons.c revision 27084
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 1.218 1997/06/29 15:11:39 yokota 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/uio.h> 44#include <sys/callout.h> 45#include <sys/kernel.h> 46#include <sys/syslog.h> 47#include <sys/errno.h> 48#include <sys/malloc.h> 49#ifdef DEVFS 50#include <sys/devfsext.h> 51#endif 52 53#include <machine/clock.h> 54#include <machine/cons.h> 55#include <machine/console.h> 56#include <machine/md_var.h> 57#include <machine/psl.h> 58#include <machine/frame.h> 59#include <machine/pc/display.h> 60#include <machine/apm_bios.h> 61#include <machine/random.h> 62 63#include <vm/vm.h> 64#include <vm/vm_param.h> 65#include <vm/pmap.h> 66 67#include <i386/isa/isa.h> 68#include <i386/isa/isa_device.h> 69#include <i386/isa/timerreg.h> 70#include <i386/isa/kbdtables.h> 71#include <i386/isa/kbdio.h> 72#include <i386/isa/syscons.h> 73 74#if !defined(MAXCONS) 75#define MAXCONS 16 76#endif 77 78#define COLD 0 79#define WARM 1 80 81/* XXX use sc_bcopy where video memory is concerned */ 82#define sc_bcopy generic_bcopy 83extern void generic_bcopy(const void *, void *, size_t); 84 85static default_attr user_default = { 86 (FG_LIGHTGREY | BG_BLACK) << 8, 87 (FG_BLACK | BG_LIGHTGREY) << 8 88}; 89 90static default_attr kernel_default = { 91 (FG_WHITE | BG_BLACK) << 8, 92 (FG_BLACK | BG_LIGHTGREY) << 8 93}; 94 95static scr_stat main_console; 96static scr_stat *console[MAXCONS]; 97#ifdef DEVFS 98static void *sc_devfs_token[MAXCONS]; 99#endif 100 scr_stat *cur_console; 101static scr_stat *new_scp, *old_scp; 102static term_stat kernel_console; 103static default_attr *current_default; 104static int flags = 0; 105static int sc_port = IO_KBD; 106static KBDC sc_kbdc = NULL; 107static char init_done = COLD; 108static u_short sc_buffer[ROW*COL]; 109static char switch_in_progress = FALSE; 110static char write_in_progress = FALSE; 111static char blink_in_progress = FALSE; 112static int blinkrate = 0; 113 u_int crtc_addr = MONO_BASE; 114 char crtc_type = KD_MONO; 115 char crtc_vga = FALSE; 116static u_char shfts = 0, ctls = 0, alts = 0, agrs = 0, metas = 0; 117static u_char nlkcnt = 0, clkcnt = 0, slkcnt = 0, alkcnt = 0; 118static const u_int n_fkey_tab = sizeof(fkey_tab) / sizeof(*fkey_tab); 119static int delayed_next_scr = FALSE; 120static long scrn_blank_time = 0; /* screen saver timeout value */ 121 int scrn_blanked = FALSE; /* screen saver active flag */ 122static long scrn_time_stamp; 123 u_char scr_map[256]; 124 u_char scr_rmap[256]; 125 char *video_mode_ptr = NULL; 126 int fonts_loaded = 0; 127 char font_8[256*8]; 128 char font_14[256*14]; 129 char font_16[256*16]; 130 char palette[256*3]; 131static char vgaregs[64]; 132static char *cut_buffer; 133static u_short mouse_and_mask[16] = { 134 0xc000, 0xe000, 0xf000, 0xf800, 135 0xfc00, 0xfe00, 0xff00, 0xff80, 136 0xfe00, 0x1e00, 0x1f00, 0x0f00, 137 0x0f00, 0x0000, 0x0000, 0x0000 138 }; 139static u_short mouse_or_mask[16] = { 140 0x0000, 0x4000, 0x6000, 0x7000, 141 0x7800, 0x7c00, 0x7e00, 0x6800, 142 0x0c00, 0x0c00, 0x0600, 0x0600, 143 0x0000, 0x0000, 0x0000, 0x0000 144 }; 145 146static void none_saver(int blank) { } 147void (*current_saver)(int blank) = none_saver; 148int (*sc_user_ioctl)(dev_t dev, int cmd, caddr_t data, 149 int flag, struct proc *p) = NULL; 150 151/* OS specific stuff */ 152#ifdef not_yet_done 153#define VIRTUAL_TTY(x) (sccons[x] = ttymalloc(sccons[x])) 154struct CONSOLE_TTY (sccons[MAXCONS] = ttymalloc(sccons[MAXCONS])) 155struct MOUSE_TTY (sccons[MAXCONS+1] = ttymalloc(sccons[MAXCONS+1])) 156struct tty *sccons[MAXCONS+2]; 157#else 158#define VIRTUAL_TTY(x) &sccons[x] 159#define CONSOLE_TTY &sccons[MAXCONS] 160#define MOUSE_TTY &sccons[MAXCONS+1] 161static struct tty sccons[MAXCONS+2]; 162#endif 163#define SC_MOUSE 128 164#define SC_CONSOLE 255 165#define MONO_BUF pa_to_va(0xB0000) 166#define CGA_BUF pa_to_va(0xB8000) 167u_short *Crtat; 168static const int nsccons = MAXCONS+2; 169 170#define WRAPHIST(scp, pointer, offset)\ 171 ((scp->history) + ((((pointer) - (scp->history)) + (scp->history_size)\ 172 + (offset)) % (scp->history_size))) 173#define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 174 175/* this should really be in `rtc.h' */ 176#define RTC_EQUIPMENT 0x14 177 178/* prototypes */ 179static int scattach(struct isa_device *dev); 180static int scparam(struct tty *tp, struct termios *t); 181static int scprobe(struct isa_device *dev); 182static int scvidprobe(int unit, int flags); 183static int sckbdprobe(int unit, int flags); 184static void scstart(struct tty *tp); 185static void scmousestart(struct tty *tp); 186static void scinit(void); 187static u_int scgetc(u_int flags); 188#define SCGETC_CN 1 189#define SCGETC_NONBLOCK 2 190static scr_stat *get_scr_stat(dev_t dev); 191static scr_stat *alloc_scp(void); 192static void init_scp(scr_stat *scp); 193static int get_scr_num(void); 194static timeout_t scrn_timer; 195static void clear_screen(scr_stat *scp); 196static int switch_scr(scr_stat *scp, u_int next_scr); 197static void exchange_scr(void); 198static inline void move_crsr(scr_stat *scp, int x, int y); 199static void scan_esc(scr_stat *scp, u_char c); 200static void draw_cursor_image(scr_stat *scp); 201static void remove_cursor_image(scr_stat *scp); 202static void ansi_put(scr_stat *scp, u_char *buf, int len); 203static u_char *get_fstr(u_int c, u_int *len); 204static void history_to_screen(scr_stat *scp); 205static int history_up_line(scr_stat *scp); 206static int history_down_line(scr_stat *scp); 207static int mask2attr(struct term_stat *term); 208static void set_keyboard(int command, int data); 209static void update_leds(int which); 210static void set_vgaregs(char *modetable); 211static void read_vgaregs(char *buf); 212static int comp_vgaregs(u_char *buf1, u_char *buf2); 213static void dump_vgaregs(u_char *buf); 214static void set_font_mode(void); 215static void set_normal_mode(void); 216static void set_destructive_cursor(scr_stat *scp); 217static void set_mouse_pos(scr_stat *scp); 218static void mouse_cut_start(scr_stat *scp); 219static void mouse_cut_end(scr_stat *scp); 220static void mouse_paste(scr_stat *scp); 221static void draw_mouse_image(scr_stat *scp); 222static void remove_mouse_image(scr_stat *scp); 223static void draw_cutmarking(scr_stat *scp); 224static void remove_cutmarking(scr_stat *scp); 225static void save_palette(void); 226static void do_bell(scr_stat *scp, int pitch, int duration); 227static timeout_t blink_screen; 228#ifdef SC_SPLASH_SCREEN 229static void toggle_splash_screen(scr_stat *scp); 230#endif 231 232struct isa_driver scdriver = { 233 scprobe, scattach, "sc", 1 234}; 235 236static d_open_t scopen; 237static d_close_t scclose; 238static d_read_t scread; 239static d_write_t scwrite; 240static d_ioctl_t scioctl; 241static d_devtotty_t scdevtotty; 242static d_mmap_t scmmap; 243 244#define CDEV_MAJOR 12 245static struct cdevsw scdevsw = { 246 scopen, scclose, scread, scwrite, 247 scioctl, nullstop, noreset, scdevtotty, 248 ttselect, scmmap, nostrategy, "sc", NULL, -1 }; 249 250/* 251 * These functions need to be before calls to them so they can be inlined. 252 */ 253static inline void 254draw_cursor_image(scr_stat *scp) 255{ 256 u_short cursor_image, *ptr = Crtat + (scp->cursor_pos - scp->scr_buf); 257 258 /* do we have a destructive cursor ? */ 259 if (flags & CHAR_CURSOR) { 260 cursor_image = *scp->cursor_pos; 261 scp->cursor_saveunder = cursor_image; 262 /* modify cursor_image */ 263 if (!(flags & BLINK_CURSOR)||((flags & BLINK_CURSOR)&&(blinkrate & 4))){ 264 set_destructive_cursor(scp); 265 cursor_image &= 0xff00; 266 cursor_image |= DEAD_CHAR; 267 } 268 } 269 else { 270 cursor_image = (*(ptr) & 0x00ff) | *(scp->cursor_pos) & 0xff00; 271 scp->cursor_saveunder = cursor_image; 272 if (!(flags & BLINK_CURSOR)||((flags & BLINK_CURSOR)&&(blinkrate & 4))){ 273 if ((cursor_image & 0x7000) == 0x7000) { 274 cursor_image &= 0x8fff; 275 if(!(cursor_image & 0x0700)) 276 cursor_image |= 0x0700; 277 } else { 278 cursor_image |= 0x7000; 279 if ((cursor_image & 0x0700) == 0x0700) 280 cursor_image &= 0xf0ff; 281 } 282 } 283 } 284 *ptr = cursor_image; 285} 286 287static inline void 288remove_cursor_image(scr_stat *scp) 289{ 290 *(Crtat + (scp->cursor_oldpos - scp->scr_buf)) = scp->cursor_saveunder; 291} 292 293static inline void 294move_crsr(scr_stat *scp, int x, int y) 295{ 296 if (x < 0) 297 x = 0; 298 if (y < 0) 299 y = 0; 300 if (x >= scp->xsize) 301 x = scp->xsize-1; 302 if (y >= scp->ysize) 303 y = scp->ysize-1; 304 scp->xpos = x; 305 scp->ypos = y; 306 scp->cursor_pos = scp->scr_buf + scp->ypos * scp->xsize + scp->xpos; 307} 308 309static int 310scprobe(struct isa_device *dev) 311{ 312 if (!scvidprobe(dev->id_unit, dev->id_flags)) { 313 if (bootverbose) 314 printf("sc%d: no video adapter is found.\n", dev->id_unit); 315 return (0); 316 } 317 318 sc_port = dev->id_iobase; 319 if (sckbdprobe(dev->id_unit, dev->id_flags)) 320 return (IO_KBDSIZE); 321 else 322 return ((dev->id_flags & DETECT_KBD) ? 0 : IO_KBDSIZE); 323} 324 325/* probe video adapters, return TRUE if found */ 326static int 327scvidprobe(int unit, int flags) 328{ 329 /* 330 * XXX don't try to `printf' anything here, the console may not have 331 * been configured yet. 332 */ 333 u_short volatile *cp; 334 u_short was; 335 u_long pa; 336 u_long segoff; 337 338 /* do this test only once */ 339 if (init_done != COLD) 340 return (Crtat != 0); 341 342 /* 343 * Finish defaulting crtc variables for a mono screen. Crtat is a 344 * bogus common variable so that it can be shared with pcvt, so it 345 * can't be statically initialized. XXX. 346 */ 347 Crtat = (u_short *)MONO_BUF; 348 crtc_type = KD_MONO; 349 /* If CGA memory seems to work, switch to color. */ 350 cp = (u_short *)CGA_BUF; 351 was = *cp; 352 *cp = (u_short) 0xA55A; 353 if (*cp == 0xA55A) { 354 Crtat = (u_short *)CGA_BUF; 355 crtc_addr = COLOR_BASE; 356 crtc_type = KD_CGA; 357 } else { 358 cp = Crtat; 359 was = *cp; 360 *cp = (u_short) 0xA55A; 361 if (*cp != 0xA55A) { 362 /* no screen at all, bail out */ 363 Crtat = 0; 364 return FALSE; 365 } 366 } 367 *cp = was; 368 369 /* 370 * Check rtc and BIOS date area. 371 * XXX: don't use BIOSDATA_EQUIPMENT, it is not a dead copy 372 * of RTC_EQUIPMENT. The bit 4 and 5 of the ETC_EQUIPMENT are 373 * zeros for EGA and VGA. However, the EGA/VGA BIOS will set 374 * these bits in BIOSDATA_EQUIPMENT according to the monitor 375 * type detected. 376 */ 377 switch ((rtcin(RTC_EQUIPMENT) >> 4) & 3) { /* bit 4 and 5 */ 378 case 0: /* EGA/VGA, or nothing */ 379 crtc_type = KD_EGA; 380 /* the color adapter may be in the 40x25 mode... XXX */ 381 break; 382 case 1: /* CGA 40x25 */ 383 /* switch to the 80x25 mode? XXX */ 384 /* FALL THROUGH */ 385 case 2: /* CGA 80x25 */ 386 /* `crtc_type' has already been set... */ 387 /* crtc_type = KD_CGA; */ 388 break; 389 case 3: /* MDA */ 390 /* `crtc_type' has already been set... */ 391 /* crtc_type = KD_MONO; */ 392 break; 393 } 394 395 /* is this a VGA or higher ? */ 396 outb(crtc_addr, 7); 397 if (inb(crtc_addr) == 7) { 398 399 crtc_type = KD_VGA; 400 crtc_vga = TRUE; 401 read_vgaregs(vgaregs); 402 403 /* Get the BIOS video mode pointer */ 404 segoff = *(u_long *)pa_to_va(0x4a8); 405 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 406 if (ISMAPPED(pa, sizeof(u_long))) { 407 segoff = *(u_long *)pa_to_va(pa); 408 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 409 if (ISMAPPED(pa, 64)) 410 video_mode_ptr = (char *)pa_to_va(pa); 411 } 412 } 413 414 return TRUE; 415} 416 417/* probe the keyboard, return TRUE if found */ 418static int 419sckbdprobe(int unit, int flags) 420{ 421 int codeset; 422 int c = -1; 423 int m; 424 425 sc_kbdc = kbdc_open(sc_port); 426 427 if (!kbdc_lock(sc_kbdc, TRUE)) { 428 /* driver error? */ 429 printf("sc%d: unable to lock the controller.\n", unit); 430 return ((flags & DETECT_KBD) ? FALSE : TRUE); 431 } 432 433 /* discard anything left after UserConfig */ 434 empty_both_buffers(sc_kbdc, 10); 435 436 /* save the current keyboard controller command byte */ 437 m = kbdc_get_device_mask(sc_kbdc) & ~KBD_KBD_CONTROL_BITS; 438 c = get_controller_command_byte(sc_kbdc); 439 if (c == -1) { 440 /* CONTROLLER ERROR */ 441 printf("sc%d: unable to get the current command byte value.\n", unit); 442 goto fail; 443 } 444 if (bootverbose) 445 printf("sc%d: the current keyboard controller command byte %04x\n", 446 unit, c); 447#if 0 448 /* override the keyboard lock switch */ 449 c |= KBD_OVERRIDE_KBD_LOCK; 450#endif 451 452 /* 453 * The keyboard may have been screwed up by the boot block. 454 * We may just be able to recover from error by testing the controller 455 * and the keyboard port. The controller command byte needs to be saved 456 * before this recovery operation, as some controllers seem to set 457 * the command byte to particular values. 458 */ 459 test_controller(sc_kbdc); 460 test_kbd_port(sc_kbdc); 461 462 /* enable the keyboard port, but disable the keyboard intr. */ 463 if (!set_controller_command_byte(sc_kbdc, 464 KBD_KBD_CONTROL_BITS, 465 KBD_ENABLE_KBD_PORT | KBD_DISABLE_KBD_INT)) { 466 /* CONTROLLER ERROR 467 * there is very little we can do... 468 */ 469 printf("sc%d: unable to set the command byte.\n", unit); 470 goto fail; 471 } 472 473 /* 474 * Check if we have an XT keyboard before we attempt to reset it. 475 * The procedure assumes that the keyboard and the controller have 476 * been set up properly by BIOS and have not been messed up 477 * during the boot process. 478 */ 479 codeset = -1; 480 if (flags & XT_KEYBD) 481 /* the user says there is a XT keyboard */ 482 codeset = 1; 483#ifdef DETECT_XT_KEYBOARD 484 else if ((c & KBD_TRANSLATION) == 0) { 485 /* SET_SCANCODE_SET is not always supported; ignore error */ 486 if (send_kbd_command_and_data(sc_kbdc, KBDC_SET_SCANCODE_SET, 0) 487 == KBD_ACK) 488 codeset = read_kbd_data(sc_kbdc); 489 } 490 if (bootverbose) 491 printf("sc%d: keyboard scancode set %d\n", unit, codeset); 492#endif /* DETECT_XT_KEYBOARD */ 493 494 if (flags & KBD_NORESET) { 495 write_kbd_command(sc_kbdc, KBDC_ECHO); 496 if (read_kbd_data(sc_kbdc) != KBD_ECHO) { 497 empty_both_buffers(sc_kbdc, 10); 498 test_controller(sc_kbdc); 499 test_kbd_port(sc_kbdc); 500 if (bootverbose) 501 printf("sc%d: failed to get response from the keyboard.\n", 502 unit); 503 goto fail; 504 } 505 } else { 506 /* reset keyboard hardware */ 507 if (!reset_kbd(sc_kbdc)) { 508 /* KEYBOARD ERROR 509 * Keyboard reset may fail either because the keyboard doen't 510 * exist, or because the keyboard doesn't pass the self-test, 511 * or the keyboard controller on the motherboard and the keyboard 512 * somehow fail to shake hands. It is just possible, particularly 513 * in the last case, that the keyoard controller may be left 514 * in a hung state. test_controller() and test_kbd_port() appear 515 * to bring the keyboard controller back (I don't know why and 516 * how, though.) 517 */ 518 empty_both_buffers(sc_kbdc, 10); 519 test_controller(sc_kbdc); 520 test_kbd_port(sc_kbdc); 521 /* We could disable the keyboard port and interrupt... but, 522 * the keyboard may still exist (see above). 523 */ 524 if (bootverbose) 525 printf("sc%d: failed to reset the keyboard.\n", unit); 526 goto fail; 527 } 528 } 529 530 /* 531 * Allow us to set the XT_KEYBD flag in UserConfig so that keyboards 532 * such as those on the IBM ThinkPad laptop computers can be used 533 * with the standard console driver. 534 */ 535 if (codeset == 1) { 536 if (send_kbd_command_and_data( 537 sc_kbdc, KBDC_SET_SCANCODE_SET, codeset) == KBD_ACK) { 538 /* XT kbd doesn't need scan code translation */ 539 c &= ~KBD_TRANSLATION; 540 } else { 541 /* KEYBOARD ERROR 542 * The XT kbd isn't usable unless the proper scan code set 543 * is selected. 544 */ 545 printf("sc%d: unable to set the XT keyboard mode.\n", unit); 546 goto fail; 547 } 548 } 549 /* enable the keyboard port and intr. */ 550 if (!set_controller_command_byte(sc_kbdc, 551 KBD_KBD_CONTROL_BITS | KBD_TRANSLATION | KBD_OVERRIDE_KBD_LOCK, 552 (c & (KBD_TRANSLATION | KBD_OVERRIDE_KBD_LOCK)) 553 | KBD_ENABLE_KBD_PORT | KBD_ENABLE_KBD_INT)) { 554 /* CONTROLLER ERROR 555 * This is serious; we are left with the disabled keyboard intr. 556 */ 557 printf("sc%d: unable to enable the keyboard port and intr.\n", unit); 558 goto fail; 559 } 560 561succeed: 562 kbdc_set_device_mask(sc_kbdc, m | KBD_KBD_CONTROL_BITS), 563 kbdc_lock(sc_kbdc, FALSE); 564 return TRUE; 565 566fail: 567 if (c != -1) 568 /* try to restore the command byte as before, if possible */ 569 set_controller_command_byte(sc_kbdc, 0xff, c); 570 kbdc_set_device_mask(sc_kbdc, 571 (flags & DETECT_KBD) ? m : m | KBD_KBD_CONTROL_BITS); 572 kbdc_lock(sc_kbdc, FALSE); 573 return FALSE; 574} 575 576#if NAPM > 0 577static int 578scresume(void *dummy) 579{ 580 shfts = ctls = alts = agrs = metas = 0; 581 return 0; 582} 583#endif 584 585static int 586scattach(struct isa_device *dev) 587{ 588 scr_stat *scp; 589 dev_t cdev = makedev(CDEV_MAJOR, 0); 590#ifdef DEVFS 591 int vc; 592#endif 593 594 scinit(); 595 flags = dev->id_flags; 596 597 scp = console[0]; 598 599 if (crtc_vga) { 600 cut_buffer = (char *)malloc(scp->xsize*scp->ysize, M_DEVBUF, M_NOWAIT); 601 } 602 603 scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 604 M_DEVBUF, M_NOWAIT); 605 606 /* copy temporary buffer to final buffer */ 607 bcopy(sc_buffer, scp->scr_buf, scp->xsize * scp->ysize * sizeof(u_short)); 608 609 scp->cursor_pos = scp->cursor_oldpos = 610 scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; 611 scp->mouse_pos = scp->mouse_oldpos = 612 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 613 scp->mouse_xpos/8); 614 615 /* initialize history buffer & pointers */ 616 scp->history_head = scp->history_pos = scp->history = 617 (u_short *)malloc(scp->history_size*sizeof(u_short), 618 M_DEVBUF, M_NOWAIT); 619 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 620 621 /* initialize cursor stuff */ 622 if (!(scp->status & UNKNOWN_MODE)) { 623 draw_cursor_image(scp); 624 if (crtc_vga && (flags & CHAR_CURSOR)) 625 set_destructive_cursor(scp); 626 } 627 628 /* get screen update going */ 629 scrn_timer(NULL); 630 631 update_leds(scp->status); 632 633 if (bootverbose) { 634 printf("sc%d: BIOS video mode:%d\n", 635 dev->id_unit, *(u_char *)pa_to_va(0x449)); 636 printf("sc%d: VGA registers upon power-up\n", dev->id_unit); 637 dump_vgaregs(vgaregs); 638 printf("sc%d: video mode:%d\n", dev->id_unit, scp->mode); 639 if (video_mode_ptr != NULL) { 640 printf("sc%d: VGA registers for mode:%d\n", 641 dev->id_unit, scp->mode); 642 dump_vgaregs(video_mode_ptr + (64*scp->mode)); 643 } 644 } 645 646 printf("sc%d: ", dev->id_unit); 647 switch(crtc_type) { 648 case KD_VGA: 649 if (crtc_addr == MONO_BASE) 650 printf("VGA mono"); 651 else 652 printf("VGA color"); 653 break; 654 case KD_EGA: 655 if (crtc_addr == MONO_BASE) 656 printf("EGA mono"); 657 else 658 printf("EGA color"); 659 break; 660 case KD_CGA: 661 printf("CGA"); 662 break; 663 case KD_MONO: 664 case KD_HERCULES: 665 default: 666 printf("MDA/hercules"); 667 break; 668 } 669 printf(" <%d virtual consoles, flags=0x%x>\n", MAXCONS, flags); 670 671#if NAPM > 0 672 scp->r_hook.ah_fun = scresume; 673 scp->r_hook.ah_arg = NULL; 674 scp->r_hook.ah_name = "system keyboard"; 675 scp->r_hook.ah_order = APM_MID_ORDER; 676 apm_hook_establish(APM_HOOK_RESUME , &scp->r_hook); 677#endif 678 679 cdevsw_add(&cdev, &scdevsw, NULL); 680 681#ifdef DEVFS 682 for (vc = 0; vc < MAXCONS; vc++) 683 sc_devfs_token[vc] = devfs_add_devswf(&scdevsw, vc, DV_CHR, UID_ROOT, 684 GID_WHEEL, 0600, "ttyv%n", vc); 685#endif 686 return 0; 687} 688 689struct tty 690*scdevtotty(dev_t dev) 691{ 692 int unit = minor(dev); 693 694 if (init_done == COLD) 695 return(NULL); 696 if (unit == SC_CONSOLE) 697 return CONSOLE_TTY; 698 if (unit == SC_MOUSE) 699 return MOUSE_TTY; 700 if (unit >= MAXCONS || unit < 0) 701 return(NULL); 702 return VIRTUAL_TTY(unit); 703} 704 705int 706scopen(dev_t dev, int flag, int mode, struct proc *p) 707{ 708 struct tty *tp = scdevtotty(dev); 709 710 if (!tp) 711 return(ENXIO); 712 713 tp->t_oproc = (minor(dev) == SC_MOUSE) ? scmousestart : scstart; 714 tp->t_param = scparam; 715 tp->t_dev = dev; 716 if (!(tp->t_state & TS_ISOPEN)) { 717 ttychars(tp); 718 /* Use the current setting of the <-- key as default VERASE. */ 719 /* If the Delete key is preferable, an stty is necessary */ 720 tp->t_cc[VERASE] = key_map.key[0x0e].map[0]; 721 tp->t_iflag = TTYDEF_IFLAG; 722 tp->t_oflag = TTYDEF_OFLAG; 723 tp->t_cflag = TTYDEF_CFLAG; 724 tp->t_lflag = TTYDEF_LFLAG; 725 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 726 scparam(tp, &tp->t_termios); 727 ttsetwater(tp); 728 (*linesw[tp->t_line].l_modem)(tp, 1); 729 } 730 else 731 if (tp->t_state & TS_XCLUDE && p->p_ucred->cr_uid != 0) 732 return(EBUSY); 733 if (minor(dev) < MAXCONS && !console[minor(dev)]) { 734 console[minor(dev)] = alloc_scp(); 735 } 736 if (minor(dev)<MAXCONS && !tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 737 tp->t_winsize.ws_col = console[minor(dev)]->xsize; 738 tp->t_winsize.ws_row = console[minor(dev)]->ysize; 739 } 740 return ((*linesw[tp->t_line].l_open)(dev, tp)); 741} 742 743int 744scclose(dev_t dev, int flag, int mode, struct proc *p) 745{ 746 struct tty *tp = scdevtotty(dev); 747 struct scr_stat *scp; 748 749 if (!tp) 750 return(ENXIO); 751 if (minor(dev) < MAXCONS) { 752 scp = get_scr_stat(tp->t_dev); 753 if (scp->status & SWITCH_WAIT_ACQ) 754 wakeup((caddr_t)&scp->smode); 755#if not_yet_done 756 if (scp == &main_console) { 757 scp->pid = 0; 758 scp->proc = NULL; 759 scp->smode.mode = VT_AUTO; 760 } 761 else { 762 free(scp->scr_buf, M_DEVBUF); 763 free(scp->history, M_DEVBUF); 764 free(scp, M_DEVBUF); 765 console[minor(dev)] = NULL; 766 } 767#else 768 scp->pid = 0; 769 scp->proc = NULL; 770 scp->smode.mode = VT_AUTO; 771#endif 772 } 773 spltty(); 774 (*linesw[tp->t_line].l_close)(tp, flag); 775 ttyclose(tp); 776 spl0(); 777 return(0); 778} 779 780int 781scread(dev_t dev, struct uio *uio, int flag) 782{ 783 struct tty *tp = scdevtotty(dev); 784 785 if (!tp) 786 return(ENXIO); 787 return((*linesw[tp->t_line].l_read)(tp, uio, flag)); 788} 789 790int 791scwrite(dev_t dev, struct uio *uio, int flag) 792{ 793 struct tty *tp = scdevtotty(dev); 794 795 if (!tp) 796 return(ENXIO); 797 return((*linesw[tp->t_line].l_write)(tp, uio, flag)); 798} 799 800void 801scintr(int unit) 802{ 803 static struct tty *cur_tty; 804 int c, len; 805 u_char *cp; 806 807 /* make screensaver happy */ 808 scrn_time_stamp = time.tv_sec; 809 if (scrn_blanked) { 810 (*current_saver)(FALSE); 811 mark_all(cur_console); 812 } 813 814 /* 815 * Loop while there is still input to get from the keyboard. 816 * I don't think this is nessesary, and it doesn't fix 817 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 818 */ 819 while ((c = scgetc(SCGETC_NONBLOCK)) != NOKEY) { 820 821 cur_tty = VIRTUAL_TTY(get_scr_num()); 822 if (!(cur_tty->t_state & TS_ISOPEN)) 823 if (!((cur_tty = CONSOLE_TTY)->t_state & TS_ISOPEN)) 824 continue; 825 826 switch (c & 0xff00) { 827 case 0x0000: /* normal key */ 828 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 829 break; 830 case FKEY: /* function key, return string */ 831 if (cp = get_fstr((u_int)c, (u_int *)&len)) { 832 while (len-- > 0) 833 (*linesw[cur_tty->t_line].l_rint)(*cp++ & 0xFF, cur_tty); 834 } 835 break; 836 case MKEY: /* meta is active, prepend ESC */ 837 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 838 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 839 break; 840 case BKEY: /* backtab fixed sequence (esc [ Z) */ 841 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 842 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 843 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 844 break; 845 } 846 } 847 848 if (cur_console->status & MOUSE_ENABLED) { 849 cur_console->status &= ~MOUSE_VISIBLE; 850 remove_mouse_image(cur_console); 851 } 852} 853 854static int 855scparam(struct tty *tp, struct termios *t) 856{ 857 tp->t_ispeed = t->c_ispeed; 858 tp->t_ospeed = t->c_ospeed; 859 tp->t_cflag = t->c_cflag; 860 return 0; 861} 862 863int 864scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) 865{ 866 int error; 867 u_int i; 868 struct tty *tp; 869 scr_stat *scp; 870 871 tp = scdevtotty(dev); 872 if (!tp) 873 return ENXIO; 874 scp = get_scr_stat(tp->t_dev); 875 876 /* If there is a user_ioctl function call that first */ 877 if (sc_user_ioctl) { 878 if (error = (*sc_user_ioctl)(dev, cmd, data, flag, p)) 879 return error; 880 } 881 882 switch (cmd) { /* process console hardware related ioctl's */ 883 884 case GIO_ATTR: /* get current attributes */ 885 *(int*)data = (scp->term.cur_attr >> 8) & 0xFF; 886 return 0; 887 888 case GIO_COLOR: /* is this a color console ? */ 889 if (crtc_addr == COLOR_BASE) 890 *(int*)data = 1; 891 else 892 *(int*)data = 0; 893 return 0; 894 895 case CONS_CURRENT: /* get current adapter type */ 896 *(int *)data = crtc_type; 897 return 0; 898 899 case CONS_GET: /* get current video mode */ 900 *(int*)data = scp->mode; 901 return 0; 902 903 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 904 if (*(int *)data < 0) 905 return EINVAL; 906 scrn_blank_time = *(int*)data; 907 if ((scrn_blank_time == 0) && scrn_blanked) { 908 (*current_saver)(FALSE); 909 mark_all(cur_console); 910 } 911 return 0; 912 913 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 914 if ((*(int*)data) & 0x01) 915 flags |= BLINK_CURSOR; 916 else 917 flags &= ~BLINK_CURSOR; 918 if ((*(int*)data) & 0x02) { 919 if (!crtc_vga) 920 return ENXIO; 921 flags |= CHAR_CURSOR; 922 set_destructive_cursor(scp); 923 } else 924 flags &= ~CHAR_CURSOR; 925 return 0; 926 927 case CONS_BELLTYPE: /* set bell type sound/visual */ 928 if (*data) 929 flags |= VISUAL_BELL; 930 else 931 flags &= ~VISUAL_BELL; 932 return 0; 933 934 case CONS_HISTORY: /* set history size */ 935 if (*data) { 936 free(scp->history, M_DEVBUF); 937 scp->history_size = *(int*)data; 938 if (scp->history_size < scp->ysize) 939 scp->history = NULL; 940 else { 941 scp->history_size *= scp->xsize; 942 scp->history_head = scp->history_pos = scp->history = 943 (u_short *)malloc(scp->history_size*sizeof(u_short), 944 M_DEVBUF, M_WAITOK); 945 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 946 } 947 return 0; 948 } 949 else 950 return EINVAL; 951 952 case CONS_MOUSECTL: /* control mouse arrow */ 953 { 954 mouse_info_t *mouse = (mouse_info_t*)data; 955 956 if (!crtc_vga) 957 return ENXIO; 958 959 switch (mouse->operation) { 960 case MOUSE_MODE: 961 if (ISSIGVALID(mouse->u.mode.signal)) { 962 scp->mouse_signal = mouse->u.mode.signal; 963 scp->mouse_proc = p; 964 scp->mouse_pid = p->p_pid; 965 } 966 else { 967 scp->mouse_signal = 0; 968 scp->mouse_proc = NULL; 969 scp->mouse_pid = 0; 970 } 971 break; 972 973 case MOUSE_SHOW: 974 if (!(scp->status & MOUSE_ENABLED)) { 975 scp->status |= (MOUSE_ENABLED | MOUSE_VISIBLE); 976 scp->mouse_oldpos = scp->mouse_pos; 977 mark_all(scp); 978 } 979 else 980 return EINVAL; 981 break; 982 983 case MOUSE_HIDE: 984 if (scp->status & MOUSE_ENABLED) { 985 scp->status &= ~(MOUSE_ENABLED | MOUSE_VISIBLE); 986 mark_all(scp); 987 } 988 else 989 return EINVAL; 990 break; 991 992 case MOUSE_MOVEABS: 993 scp->mouse_xpos = mouse->u.data.x; 994 scp->mouse_ypos = mouse->u.data.y; 995 set_mouse_pos(scp); 996 break; 997 998 case MOUSE_MOVEREL: 999 scp->mouse_xpos += mouse->u.data.x; 1000 scp->mouse_ypos += mouse->u.data.y; 1001 set_mouse_pos(scp); 1002 break; 1003 1004 case MOUSE_GETINFO: 1005 mouse->u.data.x = scp->mouse_xpos; 1006 mouse->u.data.y = scp->mouse_ypos; 1007 mouse->u.data.buttons = scp->mouse_buttons; 1008 break; 1009 1010 case MOUSE_ACTION: 1011 /* this should maybe only be settable from /dev/consolectl SOS */ 1012 /* send out mouse event on /dev/sysmouse */ 1013 if (cur_console->status & MOUSE_ENABLED) 1014 cur_console->status |= MOUSE_VISIBLE; 1015 if ((MOUSE_TTY)->t_state & TS_ISOPEN) { 1016 u_char buf[5]; 1017 int i; 1018 1019 buf[0] = 0x80 | ((~mouse->u.data.buttons) & 0x07); 1020 buf[1] = (mouse->u.data.x & 0x1fe >> 1); 1021 buf[3] = (mouse->u.data.x & 0x1ff) - buf[1]; 1022 buf[2] = -(mouse->u.data.y & 0x1fe >> 1); 1023 buf[4] = -(mouse->u.data.y & 0x1ff) - buf[2]; 1024 for (i=0; i<5; i++) 1025 (*linesw[(MOUSE_TTY)->t_line].l_rint)(buf[i],MOUSE_TTY); 1026 } 1027 cur_console->mouse_xpos += mouse->u.data.x; 1028 cur_console->mouse_ypos += mouse->u.data.y; 1029 if (cur_console->mouse_signal) { 1030 cur_console->mouse_buttons = mouse->u.data.buttons; 1031 /* has controlling process died? */ 1032 if (cur_console->mouse_proc && 1033 (cur_console->mouse_proc != pfind(cur_console->mouse_pid))){ 1034 cur_console->mouse_signal = 0; 1035 cur_console->mouse_proc = NULL; 1036 cur_console->mouse_pid = 0; 1037 } 1038 else 1039 psignal(cur_console->mouse_proc, cur_console->mouse_signal); 1040 } 1041 else { 1042 /* process button presses */ 1043 if (cur_console->mouse_buttons != mouse->u.data.buttons) { 1044 cur_console->mouse_buttons = mouse->u.data.buttons; 1045 if (!(cur_console->status & UNKNOWN_MODE)) { 1046 if (cur_console->mouse_buttons & LEFT_BUTTON) 1047 mouse_cut_start(cur_console); 1048 else 1049 mouse_cut_end(cur_console); 1050 if (cur_console->mouse_buttons & RIGHT_BUTTON || 1051 cur_console->mouse_buttons & MIDDLE_BUTTON) 1052 mouse_paste(cur_console); 1053 } 1054 } 1055 } 1056 if (mouse->u.data.x != 0 || mouse->u.data.y != 0) 1057 set_mouse_pos(cur_console); 1058 break; 1059 1060 default: 1061 return EINVAL; 1062 } 1063 /* make screensaver happy */ 1064 scrn_time_stamp = time.tv_sec; 1065 if (scrn_blanked) { 1066 (*current_saver)(FALSE); 1067 mark_all(cur_console); 1068 } 1069 return 0; 1070 } 1071 1072 case CONS_GETINFO: /* get current (virtual) console info */ 1073 { 1074 vid_info_t *ptr = (vid_info_t*)data; 1075 if (ptr->size == sizeof(struct vid_info)) { 1076 ptr->m_num = get_scr_num(); 1077 ptr->mv_col = scp->xpos; 1078 ptr->mv_row = scp->ypos; 1079 ptr->mv_csz = scp->xsize; 1080 ptr->mv_rsz = scp->ysize; 1081 ptr->mv_norm.fore = (scp->term.std_color & 0x0f00)>>8; 1082 ptr->mv_norm.back = (scp->term.std_color & 0xf000)>>12; 1083 ptr->mv_rev.fore = (scp->term.rev_color & 0x0f00)>>8; 1084 ptr->mv_rev.back = (scp->term.rev_color & 0xf000)>>12; 1085 ptr->mv_grfc.fore = 0; /* not supported */ 1086 ptr->mv_grfc.back = 0; /* not supported */ 1087 ptr->mv_ovscan = scp->border; 1088 ptr->mk_keylock = scp->status & LOCK_KEY_MASK; 1089 return 0; 1090 } 1091 return EINVAL; 1092 } 1093 1094 case CONS_GETVERS: /* get version number */ 1095 *(int*)data = 0x200; /* version 2.0 */ 1096 return 0; 1097 1098 /* VGA TEXT MODES */ 1099 case SW_VGA_C40x25: 1100 case SW_VGA_C80x25: case SW_VGA_M80x25: 1101 case SW_VGA_C80x30: case SW_VGA_M80x30: 1102 case SW_VGA_C80x50: case SW_VGA_M80x50: 1103 case SW_VGA_C80x60: case SW_VGA_M80x60: 1104 case SW_B40x25: case SW_C40x25: 1105 case SW_B80x25: case SW_C80x25: 1106 case SW_ENH_B40x25: case SW_ENH_C40x25: 1107 case SW_ENH_B80x25: case SW_ENH_C80x25: 1108 case SW_ENH_B80x43: case SW_ENH_C80x43: 1109 case SW_EGAMONO80x25: 1110 1111 if (!crtc_vga || video_mode_ptr == NULL) 1112 return ENXIO; 1113 switch (cmd & 0xff) { 1114 case M_VGA_C80x60: case M_VGA_M80x60: 1115 if (!(fonts_loaded & FONT_8)) 1116 return EINVAL; 1117 scp->xsize = 80; 1118 scp->ysize = 60; 1119 break; 1120 case M_VGA_C80x50: case M_VGA_M80x50: 1121 if (!(fonts_loaded & FONT_8)) 1122 return EINVAL; 1123 scp->xsize = 80; 1124 scp->ysize = 50; 1125 break; 1126 case M_ENH_B80x43: case M_ENH_C80x43: 1127 if (!(fonts_loaded & FONT_8)) 1128 return EINVAL; 1129 scp->xsize = 80; 1130 scp->ysize = 43; 1131 break; 1132 case M_VGA_C80x30: case M_VGA_M80x30: 1133 scp->xsize = 80; 1134 scp->ysize = 30; 1135 break; 1136 case M_ENH_C40x25: case M_ENH_B40x25: 1137 case M_ENH_C80x25: case M_ENH_B80x25: 1138 case M_EGAMONO80x25: 1139 if (!(fonts_loaded & FONT_14)) 1140 return EINVAL; 1141 /* FALL THROUGH */ 1142 default: 1143 if ((cmd & 0xff) > M_VGA_CG320) 1144 return EINVAL; 1145 else 1146 scp->xsize = *(video_mode_ptr+((cmd&0xff)*64)); 1147 scp->ysize = *(video_mode_ptr+((cmd&0xff)*64)+1)+1; 1148 break; 1149 } 1150 scp->mode = cmd & 0xff; 1151 free(scp->scr_buf, M_DEVBUF); 1152 scp->scr_buf = (u_short *) 1153 malloc(scp->xsize*scp->ysize*sizeof(u_short), M_DEVBUF, M_WAITOK); 1154 scp->cursor_pos = scp->cursor_oldpos = 1155 scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; 1156 scp->mouse_pos = scp->mouse_oldpos = 1157 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 1158 scp->mouse_xpos/8); 1159 free(cut_buffer, M_DEVBUF); 1160 cut_buffer = (char *)malloc(scp->xsize*scp->ysize, M_DEVBUF, M_NOWAIT); 1161 cut_buffer[0] = 0x00; 1162 if (scp == cur_console) 1163 set_mode(scp); 1164 scp->status &= ~UNKNOWN_MODE; 1165 clear_screen(scp); 1166 if (tp->t_winsize.ws_col != scp->xsize 1167 || tp->t_winsize.ws_row != scp->ysize) { 1168 tp->t_winsize.ws_col = scp->xsize; 1169 tp->t_winsize.ws_row = scp->ysize; 1170 pgsignal(tp->t_pgrp, SIGWINCH, 1); 1171 } 1172 return 0; 1173 1174 /* GRAPHICS MODES */ 1175 case SW_BG320: case SW_BG640: 1176 case SW_CG320: case SW_CG320_D: case SW_CG640_E: 1177 case SW_CG640x350: case SW_ENH_CG640: 1178 case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320: 1179 1180 if (!crtc_vga || video_mode_ptr == NULL) 1181 return ENXIO; 1182 scp->mode = cmd & 0xFF; 1183 scp->xpixel = (*(video_mode_ptr + (scp->mode*64))) * 8; 1184 scp->ypixel = (*(video_mode_ptr + (scp->mode*64) + 1) + 1) * 1185 (*(video_mode_ptr + (scp->mode*64) + 2)); 1186 if (scp == cur_console) 1187 set_mode(scp); 1188 scp->status |= UNKNOWN_MODE; /* graphics mode */ 1189 /* clear_graphics();*/ 1190 1191 if (tp->t_winsize.ws_xpixel != scp->xpixel 1192 || tp->t_winsize.ws_ypixel != scp->ypixel) { 1193 tp->t_winsize.ws_xpixel = scp->xpixel; 1194 tp->t_winsize.ws_ypixel = scp->ypixel; 1195 pgsignal(tp->t_pgrp, SIGWINCH, 1); 1196 } 1197 return 0; 1198 1199 case VT_SETMODE: /* set screen switcher mode */ 1200 { 1201 struct vt_mode *mode; 1202 1203 mode = (struct vt_mode *)data; 1204 if (ISSIGVALID(mode->relsig) && ISSIGVALID(mode->acqsig) && 1205 ISSIGVALID(mode->frsig)) { 1206 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 1207 if (scp->smode.mode == VT_PROCESS) { 1208 scp->proc = p; 1209 scp->pid = scp->proc->p_pid; 1210 } 1211 return 0; 1212 } else 1213 return EINVAL; 1214 } 1215 1216 case VT_GETMODE: /* get screen switcher mode */ 1217 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 1218 return 0; 1219 1220 case VT_RELDISP: /* screen switcher ioctl */ 1221 switch(*data) { 1222 case VT_FALSE: /* user refuses to release screen, abort */ 1223 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 1224 old_scp->status &= ~SWITCH_WAIT_REL; 1225 switch_in_progress = FALSE; 1226 return 0; 1227 } 1228 return EINVAL; 1229 1230 case VT_TRUE: /* user has released screen, go on */ 1231 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 1232 scp->status &= ~SWITCH_WAIT_REL; 1233 exchange_scr(); 1234 if (new_scp->smode.mode == VT_PROCESS) { 1235 new_scp->status |= SWITCH_WAIT_ACQ; 1236 psignal(new_scp->proc, new_scp->smode.acqsig); 1237 } 1238 else 1239 switch_in_progress = FALSE; 1240 return 0; 1241 } 1242 return EINVAL; 1243 1244 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1245 if (scp == new_scp && (scp->status & SWITCH_WAIT_ACQ)) { 1246 scp->status &= ~SWITCH_WAIT_ACQ; 1247 switch_in_progress = FALSE; 1248 return 0; 1249 } 1250 return EINVAL; 1251 1252 default: 1253 return EINVAL; 1254 } 1255 /* NOT REACHED */ 1256 1257 case VT_OPENQRY: /* return free virtual console */ 1258 for (i = 0; i < MAXCONS; i++) { 1259 tp = VIRTUAL_TTY(i); 1260 if (!(tp->t_state & TS_ISOPEN)) { 1261 *data = i + 1; 1262 return 0; 1263 } 1264 } 1265 return EINVAL; 1266 1267 case VT_ACTIVATE: /* switch to screen *data */ 1268 return switch_scr(scp, (*data) - 1); 1269 1270 case VT_WAITACTIVE: /* wait for switch to occur */ 1271 if (*data > MAXCONS || *data < 0) 1272 return EINVAL; 1273 if (minor(dev) == (*data) - 1) 1274 return 0; 1275 if (*data == 0) { 1276 if (scp == cur_console) 1277 return 0; 1278 } 1279 else 1280 scp = console[(*data) - 1]; 1281 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 1282 "waitvt", 0)) == ERESTART) ; 1283 return error; 1284 1285 case VT_GETACTIVE: 1286 *data = get_scr_num()+1; 1287 return 0; 1288 1289 case KDENABIO: /* allow io operations */ 1290 error = suser(p->p_ucred, &p->p_acflag); 1291 if (error != 0) 1292 return error; 1293 if (securelevel > 0) 1294 return EPERM; 1295 p->p_md.md_regs->tf_eflags |= PSL_IOPL; 1296 return 0; 1297 1298 case KDDISABIO: /* disallow io operations (default) */ 1299 p->p_md.md_regs->tf_eflags &= ~PSL_IOPL; 1300 return 0; 1301 1302 case KDSETMODE: /* set current mode of this (virtual) console */ 1303 switch (*data) { 1304 case KD_TEXT: /* switch to TEXT (known) mode */ 1305 /* restore fonts & palette ! */ 1306 if (crtc_vga) { 1307 if (fonts_loaded & FONT_8) 1308 copy_font(LOAD, FONT_8, font_8); 1309 if (fonts_loaded & FONT_14) 1310 copy_font(LOAD, FONT_14, font_14); 1311 if (fonts_loaded & FONT_16) 1312 copy_font(LOAD, FONT_16, font_16); 1313 if (flags & CHAR_CURSOR) 1314 set_destructive_cursor(scp); 1315 load_palette(palette); 1316 } 1317 /* FALL THROUGH */ 1318 1319 case KD_TEXT1: /* switch to TEXT (known) mode */ 1320 /* no restore fonts & palette */ 1321 if (crtc_vga && video_mode_ptr) 1322 set_mode(scp); 1323 scp->status &= ~UNKNOWN_MODE; 1324 clear_screen(scp); 1325 return 0; 1326 1327 case KD_GRAPHICS: /* switch to GRAPHICS (unknown) mode */ 1328 scp->status |= UNKNOWN_MODE; 1329 return 0; 1330 default: 1331 return EINVAL; 1332 } 1333 /* NOT REACHED */ 1334 1335 case KDGETMODE: /* get current mode of this (virtual) console */ 1336 *data = (scp->status & UNKNOWN_MODE) ? KD_GRAPHICS : KD_TEXT; 1337 return 0; 1338 1339 case KDSBORDER: /* set border color of this (virtual) console */ 1340 if (!crtc_vga) 1341 return ENXIO; 1342 scp->border = *data; 1343 if (scp == cur_console) 1344 set_border(scp->border); 1345 return 0; 1346 1347 case KDSKBSTATE: /* set keyboard state (locks) */ 1348 if (*data >= 0 && *data <= LOCK_KEY_MASK) { 1349 scp->status &= ~LOCK_KEY_MASK; 1350 scp->status |= *data; 1351 if (scp == cur_console) 1352 update_leds(scp->status); 1353 return 0; 1354 } 1355 return EINVAL; 1356 1357 case KDGKBSTATE: /* get keyboard state (locks) */ 1358 *data = scp->status & LOCK_KEY_MASK; 1359 return 0; 1360 1361 case KDSETRAD: /* set keyboard repeat & delay rates */ 1362 if (*data & 0x80) 1363 return EINVAL; 1364 if (sc_kbdc != NULL) 1365 set_keyboard(KBDC_SET_TYPEMATIC, *data); 1366 return 0; 1367 1368 case KDSKBMODE: /* set keyboard mode */ 1369 switch (*data) { 1370 case K_RAW: /* switch to RAW scancode mode */ 1371 scp->status |= KBD_RAW_MODE; 1372 return 0; 1373 1374 case K_XLATE: /* switch to XLT ascii mode */ 1375 if (scp == cur_console && scp->status & KBD_RAW_MODE) 1376 shfts = ctls = alts = agrs = metas = 0; 1377 scp->status &= ~KBD_RAW_MODE; 1378 return 0; 1379 default: 1380 return EINVAL; 1381 } 1382 /* NOT REACHED */ 1383 1384 case KDGKBMODE: /* get keyboard mode */ 1385 *data = (scp->status & KBD_RAW_MODE) ? K_RAW : K_XLATE; 1386 return 0; 1387 1388 case KDMKTONE: /* sound the bell */ 1389 if (*(int*)data) 1390 do_bell(scp, (*(int*)data)&0xffff, 1391 (((*(int*)data)>>16)&0xffff)*hz/1000); 1392 else 1393 do_bell(scp, scp->bell_pitch, scp->bell_duration); 1394 return 0; 1395 1396 case KIOCSOUND: /* make tone (*data) hz */ 1397 if (scp == cur_console) { 1398 if (*(int*)data) { 1399 int pitch = timer_freq / *(int*)data; 1400 1401 /* set command for counter 2, 2 byte write */ 1402 if (acquire_timer2(TIMER_16BIT|TIMER_SQWAVE)) 1403 return EBUSY; 1404 1405 /* set pitch */ 1406 outb(TIMER_CNTR2, pitch); 1407 outb(TIMER_CNTR2, (pitch>>8)); 1408 1409 /* enable counter 2 output to speaker */ 1410 outb(IO_PPI, inb(IO_PPI) | 3); 1411 } 1412 else { 1413 /* disable counter 2 output to speaker */ 1414 outb(IO_PPI, inb(IO_PPI) & 0xFC); 1415 release_timer2(); 1416 } 1417 } 1418 return 0; 1419 1420 case KDGKBTYPE: /* get keyboard type */ 1421 *data = 0; /* type not known (yet) */ 1422 return 0; 1423 1424 case KDSETLED: /* set keyboard LED status */ 1425 if (*data >= 0 && *data <= LED_MASK) { 1426 scp->status &= ~LED_MASK; 1427 scp->status |= *data; 1428 if (scp == cur_console) 1429 update_leds(scp->status); 1430 return 0; 1431 } 1432 return EINVAL; 1433 1434 case KDGETLED: /* get keyboard LED status */ 1435 *data = scp->status & LED_MASK; 1436 return 0; 1437 1438 case GETFKEY: /* get functionkey string */ 1439 if (*(u_short*)data < n_fkey_tab) { 1440 fkeyarg_t *ptr = (fkeyarg_t*)data; 1441 bcopy(&fkey_tab[ptr->keynum].str, ptr->keydef, 1442 fkey_tab[ptr->keynum].len); 1443 ptr->flen = fkey_tab[ptr->keynum].len; 1444 return 0; 1445 } 1446 else 1447 return EINVAL; 1448 1449 case SETFKEY: /* set functionkey string */ 1450 if (*(u_short*)data < n_fkey_tab) { 1451 fkeyarg_t *ptr = (fkeyarg_t*)data; 1452 bcopy(ptr->keydef, &fkey_tab[ptr->keynum].str, 1453 min(ptr->flen, MAXFK)); 1454 fkey_tab[ptr->keynum].len = min(ptr->flen, MAXFK); 1455 return 0; 1456 } 1457 else 1458 return EINVAL; 1459 1460 case GIO_SCRNMAP: /* get output translation table */ 1461 bcopy(&scr_map, data, sizeof(scr_map)); 1462 return 0; 1463 1464 case PIO_SCRNMAP: /* set output translation table */ 1465 bcopy(data, &scr_map, sizeof(scr_map)); 1466 for (i=0; i<sizeof(scr_map); i++) 1467 scr_rmap[scr_map[i]] = i; 1468 return 0; 1469 1470 case GIO_KEYMAP: /* get keyboard translation table */ 1471 bcopy(&key_map, data, sizeof(key_map)); 1472 return 0; 1473 1474 case PIO_KEYMAP: /* set keyboard translation table */ 1475 bcopy(data, &key_map, sizeof(key_map)); 1476 return 0; 1477 1478 case PIO_FONT8x8: /* set 8x8 dot font */ 1479 if (!crtc_vga) 1480 return ENXIO; 1481 bcopy(data, font_8, 8*256); 1482 fonts_loaded |= FONT_8; 1483 copy_font(LOAD, FONT_8, font_8); 1484 if (flags & CHAR_CURSOR) 1485 set_destructive_cursor(scp); 1486 return 0; 1487 1488 case GIO_FONT8x8: /* get 8x8 dot font */ 1489 if (!crtc_vga) 1490 return ENXIO; 1491 if (fonts_loaded & FONT_8) { 1492 bcopy(font_8, data, 8*256); 1493 return 0; 1494 } 1495 else 1496 return ENXIO; 1497 1498 case PIO_FONT8x14: /* set 8x14 dot font */ 1499 if (!crtc_vga) 1500 return ENXIO; 1501 bcopy(data, font_14, 14*256); 1502 fonts_loaded |= FONT_14; 1503 copy_font(LOAD, FONT_14, font_14); 1504 if (flags & CHAR_CURSOR) 1505 set_destructive_cursor(scp); 1506 return 0; 1507 1508 case GIO_FONT8x14: /* get 8x14 dot font */ 1509 if (!crtc_vga) 1510 return ENXIO; 1511 if (fonts_loaded & FONT_14) { 1512 bcopy(font_14, data, 14*256); 1513 return 0; 1514 } 1515 else 1516 return ENXIO; 1517 1518 case PIO_FONT8x16: /* set 8x16 dot font */ 1519 if (!crtc_vga) 1520 return ENXIO; 1521 bcopy(data, font_16, 16*256); 1522 fonts_loaded |= FONT_16; 1523 copy_font(LOAD, FONT_16, font_16); 1524 if (flags & CHAR_CURSOR) 1525 set_destructive_cursor(scp); 1526 return 0; 1527 1528 case GIO_FONT8x16: /* get 8x16 dot font */ 1529 if (!crtc_vga) 1530 return ENXIO; 1531 if (fonts_loaded & FONT_16) { 1532 bcopy(font_16, data, 16*256); 1533 return 0; 1534 } 1535 else 1536 return ENXIO; 1537 default: 1538 break; 1539 } 1540 1541 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1542 if (error >= 0) 1543 return(error); 1544 error = ttioctl(tp, cmd, data, flag); 1545 if (error >= 0) 1546 return(error); 1547 return(ENOTTY); 1548} 1549 1550static void 1551scstart(struct tty *tp) 1552{ 1553 struct clist *rbp; 1554 int s, len; 1555 u_char buf[PCBURST]; 1556 scr_stat *scp = get_scr_stat(tp->t_dev); 1557 1558 if (scp->status & SLKED || blink_in_progress) 1559 return; /* XXX who repeats the call when the above flags are cleared? */ 1560 s = spltty(); 1561 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1562 tp->t_state |= TS_BUSY; 1563 rbp = &tp->t_outq; 1564 while (rbp->c_cc) { 1565 len = q_to_b(rbp, buf, PCBURST); 1566 splx(s); 1567 ansi_put(scp, buf, len); 1568 s = spltty(); 1569 } 1570 tp->t_state &= ~TS_BUSY; 1571 ttwwakeup(tp); 1572 } 1573 splx(s); 1574} 1575 1576static void 1577scmousestart(struct tty *tp) 1578{ 1579 struct clist *rbp; 1580 int s; 1581 u_char buf[PCBURST]; 1582 1583 s = spltty(); 1584 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1585 tp->t_state |= TS_BUSY; 1586 rbp = &tp->t_outq; 1587 while (rbp->c_cc) { 1588 q_to_b(rbp, buf, PCBURST); 1589 } 1590 tp->t_state &= ~TS_BUSY; 1591 ttwwakeup(tp); 1592 } 1593 splx(s); 1594} 1595 1596void 1597sccnprobe(struct consdev *cp) 1598{ 1599 struct isa_device *dvp; 1600 1601 /* 1602 * Take control if we are the highest priority enabled display device. 1603 */ 1604 dvp = find_display(); 1605 if (dvp == NULL || dvp->id_driver != &scdriver) { 1606 cp->cn_pri = CN_DEAD; 1607 return; 1608 } 1609 1610 if (!scvidprobe(dvp->id_unit, dvp->id_flags)) { 1611 cp->cn_pri = CN_DEAD; 1612 return; 1613 } 1614 1615 /* initialize required fields */ 1616 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLE); 1617 cp->cn_pri = CN_INTERNAL; 1618 1619 sc_kbdc = kbdc_open(sc_port); 1620} 1621 1622void 1623sccninit(struct consdev *cp) 1624{ 1625 scinit(); 1626} 1627 1628void 1629sccnputc(dev_t dev, int c) 1630{ 1631 u_char buf[1]; 1632 int s; 1633 scr_stat *scp = console[0]; 1634 term_stat save = scp->term; 1635 1636 scp->term = kernel_console; 1637 current_default = &kernel_default; 1638 if (scp == cur_console && !(scp->status & UNKNOWN_MODE)) 1639 remove_cursor_image(scp); 1640 buf[0] = c; 1641 ansi_put(scp, buf, 1); 1642 kernel_console = scp->term; 1643 current_default = &user_default; 1644 scp->term = save; 1645 s = splclock(); 1646 if (scp == cur_console && !(scp->status & UNKNOWN_MODE)) { 1647 if (/* timer not running && */ (scp->start <= scp->end)) { 1648 sc_bcopy(scp->scr_buf + scp->start, Crtat + scp->start, 1649 (1 + scp->end - scp->start) * sizeof(u_short)); 1650 scp->start = scp->xsize * scp->ysize; 1651 scp->end = 0; 1652 } 1653 scp->cursor_oldpos = scp->cursor_pos; 1654 draw_cursor_image(scp); 1655 } 1656 splx(s); 1657} 1658 1659int 1660sccngetc(dev_t dev) 1661{ 1662 int s = spltty(); /* block scintr while we poll */ 1663 int c = scgetc(SCGETC_CN); 1664 splx(s); 1665 return(c); 1666} 1667 1668int 1669sccncheckc(dev_t dev) 1670{ 1671 int c, s; 1672 1673 s = spltty(); 1674 c = scgetc(SCGETC_CN | SCGETC_NONBLOCK); 1675 splx(s); 1676 return(c == NOKEY ? -1 : c); /* c == -1 can't happen */ 1677} 1678 1679static scr_stat 1680*get_scr_stat(dev_t dev) 1681{ 1682 int unit = minor(dev); 1683 1684 if (unit == SC_CONSOLE) 1685 return console[0]; 1686 if (unit >= MAXCONS || unit < 0) 1687 return(NULL); 1688 return console[unit]; 1689} 1690 1691static int 1692get_scr_num() 1693{ 1694 int i = 0; 1695 1696 while ((i < MAXCONS) && (cur_console != console[i])) 1697 i++; 1698 return i < MAXCONS ? i : 0; 1699} 1700 1701static void 1702scrn_timer(void *arg) 1703{ 1704 scr_stat *scp = cur_console; 1705 int s = spltty(); 1706 1707 /* 1708 * With release 2.1 of the Xaccel server, the keyboard is left 1709 * hanging pretty often. Apparently an interrupt from the 1710 * keyboard is lost, and I don't know why (yet). 1711 * This ugly hack calls scintr if input is ready for the keyboard 1712 * and conveniently hides the problem. XXX 1713 */ 1714 /* Try removing anything stuck in the keyboard controller; whether 1715 * it's a keyboard scan code or mouse data. `scintr()' doesn't 1716 * read the mouse data directly, but `kbdio' routines will, as a 1717 * side effect. 1718 */ 1719 if (kbdc_lock(sc_kbdc, TRUE)) { 1720 /* 1721 * We have seen the lock flag is not set. Let's reset the flag early; 1722 * otherwise `update_led()' failes which may want the lock 1723 * during `scintr()'. 1724 */ 1725 kbdc_lock(sc_kbdc, FALSE); 1726 if (kbdc_data_ready(sc_kbdc)) 1727 scintr(0); 1728 } 1729 1730 /* should we just return ? */ 1731 if ((scp->status&UNKNOWN_MODE) || blink_in_progress || switch_in_progress) { 1732 timeout(scrn_timer, NULL, hz / 10); 1733 splx(s); 1734 return; 1735 } 1736 1737 if (!scrn_blanked) { 1738 /* update screen image */ 1739 if (scp->start <= scp->end) { 1740 sc_bcopy(scp->scr_buf + scp->start, Crtat + scp->start, 1741 (1 + scp->end - scp->start) * sizeof(u_short)); 1742 } 1743 1744 /* update "pseudo" mouse pointer image */ 1745 if ((scp->status & MOUSE_VISIBLE) && crtc_vga) { 1746 /* did mouse move since last time ? */ 1747 if (scp->status & MOUSE_MOVED) { 1748 /* do we need to remove old mouse pointer image ? */ 1749 if (scp->mouse_cut_start != NULL || 1750 (scp->mouse_pos-scp->scr_buf) <= scp->start || 1751 (scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->end) { 1752 remove_mouse_image(scp); 1753 } 1754 scp->status &= ~MOUSE_MOVED; 1755 draw_mouse_image(scp); 1756 } 1757 else { 1758 /* mouse didn't move, has it been overwritten ? */ 1759 if ((scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->start && 1760 (scp->mouse_pos - scp->scr_buf) <= scp->end) { 1761 draw_mouse_image(scp); 1762 } 1763 } 1764 } 1765 1766 /* update cursor image */ 1767 if (scp->status & CURSOR_ENABLED) { 1768 /* did cursor move since last time ? */ 1769 if (scp->cursor_pos != scp->cursor_oldpos) { 1770 /* do we need to remove old cursor image ? */ 1771 if ((scp->cursor_oldpos - scp->scr_buf) < scp->start || 1772 ((scp->cursor_oldpos - scp->scr_buf) > scp->end)) { 1773 remove_cursor_image(scp); 1774 } 1775 scp->cursor_oldpos = scp->cursor_pos; 1776 draw_cursor_image(scp); 1777 } 1778 else { 1779 /* cursor didn't move, has it been overwritten ? */ 1780 if (scp->cursor_pos - scp->scr_buf >= scp->start && 1781 scp->cursor_pos - scp->scr_buf <= scp->end) { 1782 draw_cursor_image(scp); 1783 } else { 1784 /* if its a blinking cursor, we may have to update it */ 1785 if (flags & BLINK_CURSOR) 1786 draw_cursor_image(scp); 1787 } 1788 } 1789 blinkrate++; 1790 } 1791 1792 if (scp->mouse_cut_start != NULL) 1793 draw_cutmarking(scp); 1794 1795 scp->end = 0; 1796 scp->start = scp->xsize*scp->ysize; 1797 } 1798 if (scrn_blank_time && (time.tv_sec > scrn_time_stamp+scrn_blank_time)) 1799 (*current_saver)(TRUE); 1800 timeout(scrn_timer, NULL, hz / 25); 1801 splx(s); 1802} 1803 1804static void 1805clear_screen(scr_stat *scp) 1806{ 1807 move_crsr(scp, 0, 0); 1808 scp->cursor_oldpos = scp->cursor_pos; 1809 fillw(scp->term.cur_color | scr_map[0x20], scp->scr_buf, 1810 scp->xsize * scp->ysize); 1811 mark_all(scp); 1812 remove_cutmarking(scp); 1813} 1814 1815static int 1816switch_scr(scr_stat *scp, u_int next_scr) 1817{ 1818 if (switch_in_progress && (cur_console->proc != pfind(cur_console->pid))) 1819 switch_in_progress = FALSE; 1820 1821 if (next_scr >= MAXCONS || switch_in_progress || 1822 (cur_console->smode.mode == VT_AUTO 1823 && cur_console->status & UNKNOWN_MODE)) { 1824 do_bell(scp, BELL_PITCH, BELL_DURATION); 1825 return EINVAL; 1826 } 1827 1828 /* is the wanted virtual console open ? */ 1829 if (next_scr) { 1830 struct tty *tp = VIRTUAL_TTY(next_scr); 1831 if (!(tp->t_state & TS_ISOPEN)) { 1832 do_bell(scp, BELL_PITCH, BELL_DURATION); 1833 return EINVAL; 1834 } 1835 } 1836 /* delay switch if actively updating screen */ 1837 if (write_in_progress || blink_in_progress) { 1838 delayed_next_scr = next_scr+1; 1839 return 0; 1840 } 1841 switch_in_progress = TRUE; 1842 old_scp = cur_console; 1843 new_scp = console[next_scr]; 1844 wakeup((caddr_t)&new_scp->smode); 1845 if (new_scp == old_scp) { 1846 switch_in_progress = FALSE; 1847 delayed_next_scr = FALSE; 1848 return 0; 1849 } 1850 1851 /* has controlling process died? */ 1852 if (old_scp->proc && (old_scp->proc != pfind(old_scp->pid))) 1853 old_scp->smode.mode = VT_AUTO; 1854 if (new_scp->proc && (new_scp->proc != pfind(new_scp->pid))) 1855 new_scp->smode.mode = VT_AUTO; 1856 1857 /* check the modes and switch appropriately */ 1858 if (old_scp->smode.mode == VT_PROCESS) { 1859 old_scp->status |= SWITCH_WAIT_REL; 1860 psignal(old_scp->proc, old_scp->smode.relsig); 1861 } 1862 else { 1863 exchange_scr(); 1864 if (new_scp->smode.mode == VT_PROCESS) { 1865 new_scp->status |= SWITCH_WAIT_ACQ; 1866 psignal(new_scp->proc, new_scp->smode.acqsig); 1867 } 1868 else 1869 switch_in_progress = FALSE; 1870 } 1871 return 0; 1872} 1873 1874static void 1875exchange_scr(void) 1876{ 1877 move_crsr(old_scp, old_scp->xpos, old_scp->ypos); 1878 cur_console = new_scp; 1879 if (old_scp->mode != new_scp->mode || (old_scp->status & UNKNOWN_MODE)){ 1880 if (crtc_vga && video_mode_ptr) 1881 set_mode(new_scp); 1882 } 1883 move_crsr(new_scp, new_scp->xpos, new_scp->ypos); 1884 if ((old_scp->status & UNKNOWN_MODE) && crtc_vga) { 1885 if (flags & CHAR_CURSOR) 1886 set_destructive_cursor(new_scp); 1887 load_palette(palette); 1888 } 1889 if (old_scp->status & KBD_RAW_MODE || new_scp->status & KBD_RAW_MODE) 1890 shfts = ctls = alts = agrs = metas = 0; 1891 update_leds(new_scp->status); 1892 delayed_next_scr = FALSE; 1893 mark_all(new_scp); 1894} 1895 1896static void 1897scan_esc(scr_stat *scp, u_char c) 1898{ 1899 static u_char ansi_col[16] = 1900 {0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15}; 1901 int i, n; 1902 u_short *src, *dst, count; 1903 1904 if (scp->term.esc == 1) { 1905 switch (c) { 1906 1907 case '7': /* Save cursor position */ 1908 scp->saved_xpos = scp->xpos; 1909 scp->saved_ypos = scp->ypos; 1910 break; 1911 1912 case '8': /* Restore saved cursor position */ 1913 if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) 1914 move_crsr(scp, scp->saved_xpos, scp->saved_ypos); 1915 break; 1916 1917 case '[': /* Start ESC [ sequence */ 1918 scp->term.esc = 2; 1919 scp->term.last_param = -1; 1920 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 1921 scp->term.param[i] = 1; 1922 scp->term.num_param = 0; 1923 return; 1924 1925 case 'M': /* Move cursor up 1 line, scroll if at top */ 1926 if (scp->ypos > 0) 1927 move_crsr(scp, scp->xpos, scp->ypos - 1); 1928 else { 1929 bcopy(scp->scr_buf, scp->scr_buf + scp->xsize, 1930 (scp->ysize - 1) * scp->xsize * sizeof(u_short)); 1931 fillw(scp->term.cur_color | scr_map[0x20], 1932 scp->scr_buf, scp->xsize); 1933 mark_all(scp); 1934 } 1935 break; 1936#if notyet 1937 case 'Q': 1938 scp->term.esc = 4; 1939 break; 1940#endif 1941 case 'c': /* Clear screen & home */ 1942 clear_screen(scp); 1943 break; 1944 } 1945 } 1946 else if (scp->term.esc == 2) { 1947 if (c >= '0' && c <= '9') { 1948 if (scp->term.num_param < MAX_ESC_PAR) { 1949 if (scp->term.last_param != scp->term.num_param) { 1950 scp->term.last_param = scp->term.num_param; 1951 scp->term.param[scp->term.num_param] = 0; 1952 } 1953 else 1954 scp->term.param[scp->term.num_param] *= 10; 1955 scp->term.param[scp->term.num_param] += c - '0'; 1956 return; 1957 } 1958 } 1959 scp->term.num_param = scp->term.last_param + 1; 1960 switch (c) { 1961 1962 case ';': 1963 if (scp->term.num_param < MAX_ESC_PAR) 1964 return; 1965 break; 1966 1967 case '=': 1968 scp->term.esc = 3; 1969 scp->term.last_param = -1; 1970 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 1971 scp->term.param[i] = 1; 1972 scp->term.num_param = 0; 1973 return; 1974 1975 case 'A': /* up n rows */ 1976 n = scp->term.param[0]; if (n < 1) n = 1; 1977 move_crsr(scp, scp->xpos, scp->ypos - n); 1978 break; 1979 1980 case 'B': /* down n rows */ 1981 n = scp->term.param[0]; if (n < 1) n = 1; 1982 move_crsr(scp, scp->xpos, scp->ypos + n); 1983 break; 1984 1985 case 'C': /* right n columns */ 1986 n = scp->term.param[0]; if (n < 1) n = 1; 1987 move_crsr(scp, scp->xpos + n, scp->ypos); 1988 break; 1989 1990 case 'D': /* left n columns */ 1991 n = scp->term.param[0]; if (n < 1) n = 1; 1992 move_crsr(scp, scp->xpos - n, scp->ypos); 1993 break; 1994 1995 case 'E': /* cursor to start of line n lines down */ 1996 n = scp->term.param[0]; if (n < 1) n = 1; 1997 move_crsr(scp, 0, scp->ypos + n); 1998 break; 1999 2000 case 'F': /* cursor to start of line n lines up */ 2001 n = scp->term.param[0]; if (n < 1) n = 1; 2002 move_crsr(scp, 0, scp->ypos - n); 2003 break; 2004 2005 case 'f': /* Cursor move */ 2006 case 'H': 2007 if (scp->term.num_param == 0) 2008 move_crsr(scp, 0, 0); 2009 else if (scp->term.num_param == 2) 2010 move_crsr(scp, scp->term.param[1] - 1, scp->term.param[0] - 1); 2011 break; 2012 2013 case 'J': /* Clear all or part of display */ 2014 if (scp->term.num_param == 0) 2015 n = 0; 2016 else 2017 n = scp->term.param[0]; 2018 switch (n) { 2019 case 0: /* clear form cursor to end of display */ 2020 fillw(scp->term.cur_color | scr_map[0x20], 2021 scp->cursor_pos, 2022 scp->scr_buf + scp->xsize * scp->ysize - scp->cursor_pos); 2023 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2024 mark_for_update(scp, scp->xsize * scp->ysize); 2025 remove_cutmarking(scp); 2026 break; 2027 case 1: /* clear from beginning of display to cursor */ 2028 fillw(scp->term.cur_color | scr_map[0x20], 2029 scp->scr_buf, 2030 scp->cursor_pos - scp->scr_buf); 2031 mark_for_update(scp, 0); 2032 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2033 remove_cutmarking(scp); 2034 break; 2035 case 2: /* clear entire display */ 2036 fillw(scp->term.cur_color | scr_map[0x20], scp->scr_buf, 2037 scp->xsize * scp->ysize); 2038 mark_all(scp); 2039 remove_cutmarking(scp); 2040 break; 2041 } 2042 break; 2043 2044 case 'K': /* Clear all or part of line */ 2045 if (scp->term.num_param == 0) 2046 n = 0; 2047 else 2048 n = scp->term.param[0]; 2049 switch (n) { 2050 case 0: /* clear form cursor to end of line */ 2051 fillw(scp->term.cur_color | scr_map[0x20], 2052 scp->cursor_pos, 2053 scp->xsize - scp->xpos); 2054 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2055 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + 2056 scp->xsize - scp->xpos); 2057 break; 2058 case 1: /* clear from beginning of line to cursor */ 2059 fillw(scp->term.cur_color | scr_map[0x20], 2060 scp->cursor_pos - scp->xpos, 2061 scp->xpos + 1); 2062 mark_for_update(scp, scp->ypos * scp->xsize); 2063 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2064 break; 2065 case 2: /* clear entire line */ 2066 fillw(scp->term.cur_color | scr_map[0x20], 2067 scp->cursor_pos - scp->xpos, 2068 scp->xsize); 2069 mark_for_update(scp, scp->ypos * scp->xsize); 2070 mark_for_update(scp, (scp->ypos + 1) * scp->xsize); 2071 break; 2072 } 2073 break; 2074 2075 case 'L': /* Insert n lines */ 2076 n = scp->term.param[0]; if (n < 1) n = 1; 2077 if (n > scp->ysize - scp->ypos) 2078 n = scp->ysize - scp->ypos; 2079 src = scp->scr_buf + scp->ypos * scp->xsize; 2080 dst = src + n * scp->xsize; 2081 count = scp->ysize - (scp->ypos + n); 2082 bcopy(src, dst, count * scp->xsize * sizeof(u_short)); 2083 fillw(scp->term.cur_color | scr_map[0x20], src, 2084 n * scp->xsize); 2085 mark_for_update(scp, scp->ypos * scp->xsize); 2086 mark_for_update(scp, scp->xsize * scp->ysize); 2087 break; 2088 2089 case 'M': /* Delete n lines */ 2090 n = scp->term.param[0]; if (n < 1) n = 1; 2091 if (n > scp->ysize - scp->ypos) 2092 n = scp->ysize - scp->ypos; 2093 dst = scp->scr_buf + scp->ypos * scp->xsize; 2094 src = dst + n * scp->xsize; 2095 count = scp->ysize - (scp->ypos + n); 2096 bcopy(src, dst, count * scp->xsize * sizeof(u_short)); 2097 src = dst + count * scp->xsize; 2098 fillw(scp->term.cur_color | scr_map[0x20], src, 2099 n * scp->xsize); 2100 mark_for_update(scp, scp->ypos * scp->xsize); 2101 mark_for_update(scp, scp->xsize * scp->ysize); 2102 break; 2103 2104 case 'P': /* Delete n chars */ 2105 n = scp->term.param[0]; if (n < 1) n = 1; 2106 if (n > scp->xsize - scp->xpos) 2107 n = scp->xsize - scp->xpos; 2108 dst = scp->cursor_pos; 2109 src = dst + n; 2110 count = scp->xsize - (scp->xpos + n); 2111 bcopy(src, dst, count * sizeof(u_short)); 2112 src = dst + count; 2113 fillw(scp->term.cur_color | scr_map[0x20], src, n); 2114 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2115 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 2116 break; 2117 2118 case '@': /* Insert n chars */ 2119 n = scp->term.param[0]; if (n < 1) n = 1; 2120 if (n > scp->xsize - scp->xpos) 2121 n = scp->xsize - scp->xpos; 2122 src = scp->cursor_pos; 2123 dst = src + n; 2124 count = scp->xsize - (scp->xpos + n); 2125 bcopy(src, dst, count * sizeof(u_short)); 2126 fillw(scp->term.cur_color | scr_map[0x20], src, n); 2127 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2128 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 2129 break; 2130 2131 case 'S': /* scroll up n lines */ 2132 n = scp->term.param[0]; if (n < 1) n = 1; 2133 if (n > scp->ysize) 2134 n = scp->ysize; 2135 bcopy(scp->scr_buf + (scp->xsize * n), 2136 scp->scr_buf, 2137 scp->xsize * (scp->ysize - n) * sizeof(u_short)); 2138 fillw(scp->term.cur_color | scr_map[0x20], 2139 scp->scr_buf + scp->xsize * (scp->ysize - n), 2140 scp->xsize * n); 2141 mark_all(scp); 2142 break; 2143 2144 case 'T': /* scroll down n lines */ 2145 n = scp->term.param[0]; if (n < 1) n = 1; 2146 if (n > scp->ysize) 2147 n = scp->ysize; 2148 bcopy(scp->scr_buf, 2149 scp->scr_buf + (scp->xsize * n), 2150 scp->xsize * (scp->ysize - n) * 2151 sizeof(u_short)); 2152 fillw(scp->term.cur_color | scr_map[0x20], 2153 scp->scr_buf, scp->xsize * n); 2154 mark_all(scp); 2155 break; 2156 2157 case 'X': /* erase n characters in line */ 2158 n = scp->term.param[0]; if (n < 1) n = 1; 2159 if (n > scp->xsize - scp->xpos) 2160 n = scp->xsize - scp->xpos; 2161 fillw(scp->term.cur_color | scr_map[0x20], 2162 scp->cursor_pos, n); 2163 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2164 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n); 2165 break; 2166 2167 case 'Z': /* move n tabs backwards */ 2168 n = scp->term.param[0]; if (n < 1) n = 1; 2169 if ((i = scp->xpos & 0xf8) == scp->xpos) 2170 i -= 8*n; 2171 else 2172 i -= 8*(n-1); 2173 if (i < 0) 2174 i = 0; 2175 move_crsr(scp, i, scp->ypos); 2176 break; 2177 2178 case '`': /* move cursor to column n */ 2179 n = scp->term.param[0]; if (n < 1) n = 1; 2180 move_crsr(scp, n - 1, scp->ypos); 2181 break; 2182 2183 case 'a': /* move cursor n columns to the right */ 2184 n = scp->term.param[0]; if (n < 1) n = 1; 2185 move_crsr(scp, scp->xpos + n, scp->ypos); 2186 break; 2187 2188 case 'd': /* move cursor to row n */ 2189 n = scp->term.param[0]; if (n < 1) n = 1; 2190 move_crsr(scp, scp->xpos, n - 1); 2191 break; 2192 2193 case 'e': /* move cursor n rows down */ 2194 n = scp->term.param[0]; if (n < 1) n = 1; 2195 move_crsr(scp, scp->xpos, scp->ypos + n); 2196 break; 2197 2198 case 'm': /* change attribute */ 2199 if (scp->term.num_param == 0) { 2200 scp->term.attr_mask = NORMAL_ATTR; 2201 scp->term.cur_attr = 2202 scp->term.cur_color = scp->term.std_color; 2203 break; 2204 } 2205 for (i = 0; i < scp->term.num_param; i++) { 2206 switch (n = scp->term.param[i]) { 2207 case 0: /* back to normal */ 2208 scp->term.attr_mask = NORMAL_ATTR; 2209 scp->term.cur_attr = 2210 scp->term.cur_color = scp->term.std_color; 2211 break; 2212 case 1: /* bold */ 2213 scp->term.attr_mask |= BOLD_ATTR; 2214 scp->term.cur_attr = mask2attr(&scp->term); 2215 break; 2216 case 4: /* underline */ 2217 scp->term.attr_mask |= UNDERLINE_ATTR; 2218 scp->term.cur_attr = mask2attr(&scp->term); 2219 break; 2220 case 5: /* blink */ 2221 scp->term.attr_mask |= BLINK_ATTR; 2222 scp->term.cur_attr = mask2attr(&scp->term); 2223 break; 2224 case 7: /* reverse video */ 2225 scp->term.attr_mask |= REVERSE_ATTR; 2226 scp->term.cur_attr = mask2attr(&scp->term); 2227 break; 2228 case 30: case 31: /* set fg color */ 2229 case 32: case 33: case 34: 2230 case 35: case 36: case 37: 2231 scp->term.attr_mask |= FOREGROUND_CHANGED; 2232 scp->term.cur_color = 2233 (scp->term.cur_color&0xF000) | (ansi_col[(n-30)&7]<<8); 2234 scp->term.cur_attr = mask2attr(&scp->term); 2235 break; 2236 case 40: case 41: /* set bg color */ 2237 case 42: case 43: case 44: 2238 case 45: case 46: case 47: 2239 scp->term.attr_mask |= BACKGROUND_CHANGED; 2240 scp->term.cur_color = 2241 (scp->term.cur_color&0x0F00) | (ansi_col[(n-40)&7]<<12); 2242 scp->term.cur_attr = mask2attr(&scp->term); 2243 break; 2244 } 2245 } 2246 break; 2247 2248 case 's': /* Save cursor position */ 2249 scp->saved_xpos = scp->xpos; 2250 scp->saved_ypos = scp->ypos; 2251 break; 2252 2253 case 'u': /* Restore saved cursor position */ 2254 if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) 2255 move_crsr(scp, scp->saved_xpos, scp->saved_ypos); 2256 break; 2257 2258 case 'x': 2259 if (scp->term.num_param == 0) 2260 n = 0; 2261 else 2262 n = scp->term.param[0]; 2263 switch (n) { 2264 case 0: /* reset attributes */ 2265 scp->term.attr_mask = NORMAL_ATTR; 2266 scp->term.cur_attr = 2267 scp->term.cur_color = scp->term.std_color = 2268 current_default->std_color; 2269 scp->term.rev_color = current_default->rev_color; 2270 break; 2271 case 1: /* set ansi background */ 2272 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2273 scp->term.cur_color = scp->term.std_color = 2274 (scp->term.std_color & 0x0F00) | 2275 (ansi_col[(scp->term.param[1])&0x0F]<<12); 2276 scp->term.cur_attr = mask2attr(&scp->term); 2277 break; 2278 case 2: /* set ansi foreground */ 2279 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2280 scp->term.cur_color = scp->term.std_color = 2281 (scp->term.std_color & 0xF000) | 2282 (ansi_col[(scp->term.param[1])&0x0F]<<8); 2283 scp->term.cur_attr = mask2attr(&scp->term); 2284 break; 2285 case 3: /* set ansi attribute directly */ 2286 scp->term.attr_mask &= ~(FOREGROUND_CHANGED|BACKGROUND_CHANGED); 2287 scp->term.cur_color = scp->term.std_color = 2288 (scp->term.param[1]&0xFF)<<8; 2289 scp->term.cur_attr = mask2attr(&scp->term); 2290 break; 2291 case 5: /* set ansi reverse video background */ 2292 scp->term.rev_color = 2293 (scp->term.rev_color & 0x0F00) | 2294 (ansi_col[(scp->term.param[1])&0x0F]<<12); 2295 scp->term.cur_attr = mask2attr(&scp->term); 2296 break; 2297 case 6: /* set ansi reverse video foreground */ 2298 scp->term.rev_color = 2299 (scp->term.rev_color & 0xF000) | 2300 (ansi_col[(scp->term.param[1])&0x0F]<<8); 2301 scp->term.cur_attr = mask2attr(&scp->term); 2302 break; 2303 case 7: /* set ansi reverse video directly */ 2304 scp->term.rev_color = 2305 (scp->term.param[1]&0xFF)<<8; 2306 scp->term.cur_attr = mask2attr(&scp->term); 2307 break; 2308 } 2309 break; 2310 2311 case 'z': /* switch to (virtual) console n */ 2312 if (scp->term.num_param == 1) 2313 switch_scr(scp, scp->term.param[0]); 2314 break; 2315 } 2316 } 2317 else if (scp->term.esc == 3) { 2318 if (c >= '0' && c <= '9') { 2319 if (scp->term.num_param < MAX_ESC_PAR) { 2320 if (scp->term.last_param != scp->term.num_param) { 2321 scp->term.last_param = scp->term.num_param; 2322 scp->term.param[scp->term.num_param] = 0; 2323 } 2324 else 2325 scp->term.param[scp->term.num_param] *= 10; 2326 scp->term.param[scp->term.num_param] += c - '0'; 2327 return; 2328 } 2329 } 2330 scp->term.num_param = scp->term.last_param + 1; 2331 switch (c) { 2332 2333 case ';': 2334 if (scp->term.num_param < MAX_ESC_PAR) 2335 return; 2336 break; 2337 2338 case 'A': /* set display border color */ 2339 if ((scp->term.num_param == 1) && crtc_vga) { 2340 scp->border=scp->term.param[0] & 0xff; 2341 if (scp == cur_console) 2342 set_border(scp->border); 2343 } 2344 break; 2345 2346 case 'B': /* set bell pitch and duration */ 2347 if (scp->term.num_param == 2) { 2348 scp->bell_pitch = scp->term.param[0]; 2349 scp->bell_duration = scp->term.param[1]*10; 2350 } 2351 break; 2352 2353 case 'C': /* set cursor type & shape */ 2354 if (scp->term.num_param == 1) { 2355 if (scp->term.param[0] & 0x01) 2356 flags |= BLINK_CURSOR; 2357 else 2358 flags &= ~BLINK_CURSOR; 2359 if ((scp->term.param[0] & 0x02) && crtc_vga) { 2360 flags |= CHAR_CURSOR; 2361 set_destructive_cursor(scp); 2362 } else 2363 flags &= ~CHAR_CURSOR; 2364 } 2365 else if (scp->term.num_param == 2) { 2366 scp->cursor_start = scp->term.param[0] & 0x1F; 2367 scp->cursor_end = scp->term.param[1] & 0x1F; 2368 if (flags & CHAR_CURSOR) 2369 set_destructive_cursor(scp); 2370 } 2371 break; 2372 2373 case 'F': /* set ansi foreground */ 2374 if (scp->term.num_param == 1) { 2375 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2376 scp->term.cur_color = scp->term.std_color = 2377 (scp->term.std_color & 0xF000) 2378 | ((scp->term.param[0] & 0x0F) << 8); 2379 scp->term.cur_attr = mask2attr(&scp->term); 2380 } 2381 break; 2382 2383 case 'G': /* set ansi background */ 2384 if (scp->term.num_param == 1) { 2385 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2386 scp->term.cur_color = scp->term.std_color = 2387 (scp->term.std_color & 0x0F00) 2388 | ((scp->term.param[0] & 0x0F) << 12); 2389 scp->term.cur_attr = mask2attr(&scp->term); 2390 } 2391 break; 2392 2393 case 'H': /* set ansi reverse video foreground */ 2394 if (scp->term.num_param == 1) { 2395 scp->term.rev_color = 2396 (scp->term.rev_color & 0xF000) 2397 | ((scp->term.param[0] & 0x0F) << 8); 2398 scp->term.cur_attr = mask2attr(&scp->term); 2399 } 2400 break; 2401 2402 case 'I': /* set ansi reverse video background */ 2403 if (scp->term.num_param == 1) { 2404 scp->term.rev_color = 2405 (scp->term.rev_color & 0x0F00) 2406 | ((scp->term.param[0] & 0x0F) << 12); 2407 scp->term.cur_attr = mask2attr(&scp->term); 2408 } 2409 break; 2410 } 2411 } 2412 scp->term.esc = 0; 2413} 2414 2415static void 2416ansi_put(scr_stat *scp, u_char *buf, int len) 2417{ 2418 u_char *ptr = buf; 2419 2420 /* make screensaver happy */ 2421 if (scp == cur_console) { 2422 scrn_time_stamp = time.tv_sec; 2423 if (scrn_blanked) { 2424 (*current_saver)(FALSE); 2425 mark_all(scp); 2426 } 2427 } 2428 write_in_progress++; 2429outloop: 2430 if (scp->term.esc) { 2431 scan_esc(scp, *ptr++); 2432 len--; 2433 } 2434 else if (PRINTABLE(*ptr)) { /* Print only printables */ 2435 int cnt = len <= (scp->xsize-scp->xpos) ? len : (scp->xsize-scp->xpos); 2436 u_short cur_attr = scp->term.cur_attr; 2437 u_short *cursor_pos = scp->cursor_pos; 2438 do { 2439 /* 2440 * gcc-2.6.3 generates poor (un)sign extension code. Casting the 2441 * pointers in the following to volatile should have no effect, 2442 * but in fact speeds up this inner loop from 26 to 18 cycles 2443 * (+ cache misses) on i486's. 2444 */ 2445#define UCVP(ucp) ((u_char volatile *)(ucp)) 2446 *cursor_pos++ = UCVP(scr_map)[*UCVP(ptr)] | cur_attr; 2447 ptr++; 2448 cnt--; 2449 } while (cnt && PRINTABLE(*ptr)); 2450 len -= (cursor_pos - scp->cursor_pos); 2451 scp->xpos += (cursor_pos - scp->cursor_pos); 2452 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2453 mark_for_update(scp, cursor_pos - scp->scr_buf); 2454 scp->cursor_pos = cursor_pos; 2455 if (scp->xpos >= scp->xsize) { 2456 scp->xpos = 0; 2457 scp->ypos++; 2458 } 2459 } 2460 else { 2461 switch(*ptr) { 2462 case 0x07: 2463 do_bell(scp, scp->bell_pitch, scp->bell_duration); 2464 break; 2465 2466 case 0x08: /* non-destructive backspace */ 2467 if (scp->cursor_pos > scp->scr_buf) { 2468 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2469 scp->cursor_pos--; 2470 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2471 if (scp->xpos > 0) 2472 scp->xpos--; 2473 else { 2474 scp->xpos += scp->xsize - 1; 2475 scp->ypos--; 2476 } 2477 } 2478 break; 2479 2480 case 0x09: /* non-destructive tab */ 2481 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2482 scp->cursor_pos += (8 - scp->xpos % 8u); 2483 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2484 if ((scp->xpos += (8 - scp->xpos % 8u)) >= scp->xsize) { 2485 scp->xpos = 0; 2486 scp->ypos++; 2487 } 2488 break; 2489 2490 case 0x0a: /* newline, same pos */ 2491 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2492 scp->cursor_pos += scp->xsize; 2493 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2494 scp->ypos++; 2495 break; 2496 2497 case 0x0c: /* form feed, clears screen */ 2498 clear_screen(scp); 2499 break; 2500 2501 case 0x0d: /* return, return to pos 0 */ 2502 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2503 scp->cursor_pos -= scp->xpos; 2504 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2505 scp->xpos = 0; 2506 break; 2507 2508 case 0x1b: /* start escape sequence */ 2509 scp->term.esc = 1; 2510 scp->term.num_param = 0; 2511 break; 2512 } 2513 ptr++; len--; 2514 } 2515 /* do we have to scroll ?? */ 2516 if (scp->cursor_pos >= scp->scr_buf + scp->ysize * scp->xsize) { 2517 remove_cutmarking(scp); 2518 if (scp->history) { 2519 bcopy(scp->scr_buf, scp->history_head, 2520 scp->xsize * sizeof(u_short)); 2521 scp->history_head += scp->xsize; 2522 if (scp->history_head + scp->xsize > 2523 scp->history + scp->history_size) 2524 scp->history_head = scp->history; 2525 } 2526 bcopy(scp->scr_buf + scp->xsize, scp->scr_buf, 2527 scp->xsize * (scp->ysize - 1) * sizeof(u_short)); 2528 fillw(scp->term.cur_color | scr_map[0x20], 2529 scp->scr_buf + scp->xsize * (scp->ysize - 1), 2530 scp->xsize); 2531 scp->cursor_pos -= scp->xsize; 2532 scp->ypos--; 2533 mark_all(scp); 2534 } 2535 if (len) 2536 goto outloop; 2537 write_in_progress--; 2538 if (delayed_next_scr) 2539 switch_scr(scp, delayed_next_scr - 1); 2540} 2541 2542static void 2543scinit(void) 2544{ 2545 u_int hw_cursor; 2546 u_int i; 2547 2548 if (init_done != COLD) 2549 return; 2550 init_done = WARM; 2551 2552 /* 2553 * Ensure a zero start address. This is mainly to recover after 2554 * switching from pcvt using userconfig(). The registers are w/o 2555 * for old hardware so it's too hard to relocate the active screen 2556 * memory. 2557 */ 2558 outb(crtc_addr, 12); 2559 outb(crtc_addr + 1, 0); 2560 outb(crtc_addr, 13); 2561 outb(crtc_addr + 1, 0); 2562 2563 /* extract cursor location */ 2564 outb(crtc_addr, 14); 2565 hw_cursor = inb(crtc_addr + 1) << 8; 2566 outb(crtc_addr, 15); 2567 hw_cursor |= inb(crtc_addr + 1); 2568 2569 /* 2570 * Validate cursor location. It may be off the screen. Then we must 2571 * not use it for the initial buffer offset. 2572 */ 2573 if (hw_cursor >= ROW * COL) 2574 hw_cursor = (ROW - 1) * COL; 2575 2576 /* move hardware cursor out of the way */ 2577 outb(crtc_addr, 14); 2578 outb(crtc_addr + 1, 0xff); 2579 outb(crtc_addr, 15); 2580 outb(crtc_addr + 1, 0xff); 2581 2582 /* set up the first console */ 2583 current_default = &user_default; 2584 console[0] = &main_console; 2585 init_scp(console[0]); 2586 cur_console = console[0]; 2587 2588 /* discard the video mode table if we are not familiar with it... */ 2589 if (video_mode_ptr) { 2590 if (comp_vgaregs(vgaregs, video_mode_ptr + 64*console[0]->mode)) 2591 video_mode_ptr = NULL; 2592 } 2593 2594 /* copy screen to temporary buffer */ 2595 sc_bcopy(Crtat, sc_buffer, 2596 console[0]->xsize * console[0]->ysize * sizeof(u_short)); 2597 2598 console[0]->scr_buf = console[0]->mouse_pos = sc_buffer; 2599 console[0]->cursor_pos = console[0]->cursor_oldpos = sc_buffer + hw_cursor; 2600 console[0]->xpos = hw_cursor % COL; 2601 console[0]->ypos = hw_cursor / COL; 2602 for (i=1; i<MAXCONS; i++) 2603 console[i] = NULL; 2604 kernel_console.esc = 0; 2605 kernel_console.attr_mask = NORMAL_ATTR; 2606 kernel_console.cur_attr = 2607 kernel_console.cur_color = kernel_console.std_color = 2608 kernel_default.std_color; 2609 kernel_console.rev_color = kernel_default.rev_color; 2610 2611 /* initialize mapscrn arrays to a one to one map */ 2612 for (i=0; i<sizeof(scr_map); i++) { 2613 scr_map[i] = scr_rmap[i] = i; 2614 } 2615 2616 /* Save font and palette if VGA */ 2617 if (crtc_vga) { 2618 copy_font(SAVE, FONT_16, font_16); 2619 fonts_loaded = FONT_16; 2620 save_palette(); 2621 } 2622 2623#ifdef SC_SPLASH_SCREEN 2624 /* 2625 * Now put up a graphics image, and maybe cycle a 2626 * couble of palette entries for simple animation. 2627 */ 2628 toggle_splash_screen(cur_console); 2629#endif 2630} 2631 2632static scr_stat 2633*alloc_scp() 2634{ 2635 scr_stat *scp; 2636 2637 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2638 init_scp(scp); 2639 scp->scr_buf = scp->cursor_pos = scp->cursor_oldpos = 2640 (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 2641 M_DEVBUF, M_WAITOK); 2642 scp->mouse_pos = scp->mouse_oldpos = 2643 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 2644 scp->mouse_xpos/8); 2645 scp->history_head = scp->history_pos = scp->history = 2646 (u_short *)malloc(scp->history_size*sizeof(u_short), 2647 M_DEVBUF, M_WAITOK); 2648 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 2649/* SOS 2650 if (crtc_vga && video_mode_ptr) 2651 set_mode(scp); 2652*/ 2653 clear_screen(scp); 2654 return scp; 2655} 2656 2657static void 2658init_scp(scr_stat *scp) 2659{ 2660 if (crtc_vga) 2661 if (crtc_addr == MONO_BASE) 2662 scp->mode = M_VGA_M80x25; 2663 else 2664 scp->mode = M_VGA_C80x25; 2665 else 2666 if (crtc_addr == MONO_BASE) 2667 scp->mode = M_B80x25; 2668 else 2669 scp->mode = M_C80x25; 2670 2671 scp->font_size = 16; 2672 scp->xsize = COL; 2673 scp->ysize = ROW; 2674 scp->xpos = scp->ypos = 0; 2675 scp->saved_xpos = scp->saved_ypos = -1; 2676 scp->start = scp->xsize * scp->ysize; 2677 scp->end = 0; 2678 scp->term.esc = 0; 2679 scp->term.attr_mask = NORMAL_ATTR; 2680 scp->term.cur_attr = 2681 scp->term.cur_color = scp->term.std_color = 2682 current_default->std_color; 2683 scp->term.rev_color = current_default->rev_color; 2684 scp->border = BG_BLACK; 2685 scp->cursor_start = *(char *)pa_to_va(0x461); 2686 scp->cursor_end = *(char *)pa_to_va(0x460); 2687 scp->mouse_xpos = scp->xsize*8/2; 2688 scp->mouse_ypos = scp->ysize*scp->font_size/2; 2689 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 2690 scp->mouse_signal = 0; 2691 scp->mouse_pid = 0; 2692 scp->mouse_proc = NULL; 2693 scp->bell_pitch = BELL_PITCH; 2694 scp->bell_duration = BELL_DURATION; 2695 scp->status = (*(char *)pa_to_va(0x417) & 0x20) ? NLKED : 0; 2696 scp->status |= CURSOR_ENABLED; 2697 scp->pid = 0; 2698 scp->proc = NULL; 2699 scp->smode.mode = VT_AUTO; 2700 scp->history_head = scp->history_pos = scp->history = NULL; 2701 scp->history_size = HISTORY_SIZE; 2702} 2703 2704static u_char 2705*get_fstr(u_int c, u_int *len) 2706{ 2707 u_int i; 2708 2709 if (!(c & FKEY)) 2710 return(NULL); 2711 i = (c & 0xFF) - F_FN; 2712 if (i > n_fkey_tab) 2713 return(NULL); 2714 *len = fkey_tab[i].len; 2715 return(fkey_tab[i].str); 2716} 2717 2718static void 2719history_to_screen(scr_stat *scp) 2720{ 2721 int i; 2722 2723 for (i=0; i<scp->ysize; i++) 2724 bcopy(scp->history + (((scp->history_pos - scp->history) + 2725 scp->history_size-((i+1)*scp->xsize))%scp->history_size), 2726 scp->scr_buf + (scp->xsize * (scp->ysize-1 - i)), 2727 scp->xsize * sizeof(u_short)); 2728 mark_all(scp); 2729} 2730 2731static int 2732history_up_line(scr_stat *scp) 2733{ 2734 if (WRAPHIST(scp, scp->history_pos, -(scp->xsize*scp->ysize)) != 2735 scp->history_head) { 2736 scp->history_pos = WRAPHIST(scp, scp->history_pos, -scp->xsize); 2737 history_to_screen(scp); 2738 return 0; 2739 } 2740 else 2741 return -1; 2742} 2743 2744static int 2745history_down_line(scr_stat *scp) 2746{ 2747 if (scp->history_pos != scp->history_head) { 2748 scp->history_pos = WRAPHIST(scp, scp->history_pos, scp->xsize); 2749 history_to_screen(scp); 2750 return 0; 2751 } 2752 else 2753 return -1; 2754} 2755 2756/* 2757 * scgetc(flags) - get character from keyboard. 2758 * If flags & SCGETC_CN, then avoid harmful side effects. 2759 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 2760 * return NOKEY if there is nothing there. 2761 */ 2762static u_int 2763scgetc(u_int flags) 2764{ 2765 struct key_t *key; 2766 u_char scancode, keycode; 2767 u_int state, action; 2768 int c; 2769 static u_char esc_flag = 0, compose = 0; 2770 static u_int chr = 0; 2771 2772next_code: 2773 /* first see if there is something in the keyboard port */ 2774 if (flags & SCGETC_NONBLOCK) { 2775 c = read_kbd_data_no_wait(sc_kbdc); 2776 if (c == -1) 2777 return(NOKEY); 2778 } else { 2779 do { 2780 c = read_kbd_data(sc_kbdc); 2781 } while(c == -1); 2782 } 2783 scancode = (u_char)c; 2784 2785 /* do the /dev/random device a favour */ 2786 if (!(flags & SCGETC_CN)) 2787 add_keyboard_randomness(scancode); 2788 2789 if (cur_console->status & KBD_RAW_MODE) 2790 return scancode; 2791 2792 keycode = scancode & 0x7F; 2793 switch (esc_flag) { 2794 case 0x00: /* normal scancode */ 2795 switch(scancode) { 2796 case 0xB8: /* left alt (compose key) */ 2797 if (compose) { 2798 compose = 0; 2799 if (chr > 255) { 2800 do_bell(cur_console, 2801 BELL_PITCH, BELL_DURATION); 2802 chr = 0; 2803 } 2804 } 2805 break; 2806 case 0x38: 2807 if (!compose) { 2808 compose = 1; 2809 chr = 0; 2810 } 2811 break; 2812 case 0xE0: 2813 case 0xE1: 2814 esc_flag = scancode; 2815 goto next_code; 2816 } 2817 break; 2818 case 0xE0: /* 0xE0 prefix */ 2819 esc_flag = 0; 2820 switch (keycode) { 2821 case 0x1C: /* right enter key */ 2822 keycode = 0x59; 2823 break; 2824 case 0x1D: /* right ctrl key */ 2825 keycode = 0x5A; 2826 break; 2827 case 0x35: /* keypad divide key */ 2828 keycode = 0x5B; 2829 break; 2830 case 0x37: /* print scrn key */ 2831 keycode = 0x5C; 2832 break; 2833 case 0x38: /* right alt key (alt gr) */ 2834 keycode = 0x5D; 2835 break; 2836 case 0x47: /* grey home key */ 2837 keycode = 0x5E; 2838 break; 2839 case 0x48: /* grey up arrow key */ 2840 keycode = 0x5F; 2841 break; 2842 case 0x49: /* grey page up key */ 2843 keycode = 0x60; 2844 break; 2845 case 0x4B: /* grey left arrow key */ 2846 keycode = 0x61; 2847 break; 2848 case 0x4D: /* grey right arrow key */ 2849 keycode = 0x62; 2850 break; 2851 case 0x4F: /* grey end key */ 2852 keycode = 0x63; 2853 break; 2854 case 0x50: /* grey down arrow key */ 2855 keycode = 0x64; 2856 break; 2857 case 0x51: /* grey page down key */ 2858 keycode = 0x65; 2859 break; 2860 case 0x52: /* grey insert key */ 2861 keycode = 0x66; 2862 break; 2863 case 0x53: /* grey delete key */ 2864 keycode = 0x67; 2865 break; 2866 2867 /* the following 3 are only used on the MS "Natural" keyboard */ 2868 case 0x5b: /* left Window key */ 2869 keycode = 0x69; 2870 break; 2871 case 0x5c: /* right Window key */ 2872 keycode = 0x6a; 2873 break; 2874 case 0x5d: /* menu key */ 2875 keycode = 0x6b; 2876 break; 2877 default: /* ignore everything else */ 2878 goto next_code; 2879 } 2880 break; 2881 case 0xE1: /* 0xE1 prefix */ 2882 esc_flag = 0; 2883 if (keycode == 0x1D) 2884 esc_flag = 0x1D; 2885 goto next_code; 2886 /* NOT REACHED */ 2887 case 0x1D: /* pause / break */ 2888 esc_flag = 0; 2889 if (keycode != 0x45) 2890 goto next_code; 2891 keycode = 0x68; 2892 break; 2893 } 2894 2895 /* if scroll-lock pressed allow history browsing */ 2896 if (cur_console->history && cur_console->status & SLKED) { 2897 int i; 2898 2899 cur_console->status &= ~CURSOR_ENABLED; 2900 if (!(cur_console->status & BUFFER_SAVED)) { 2901 cur_console->status |= BUFFER_SAVED; 2902 cur_console->history_save = cur_console->history_head; 2903 2904 /* copy screen into top of history buffer */ 2905 for (i=0; i<cur_console->ysize; i++) { 2906 bcopy(cur_console->scr_buf + (cur_console->xsize * i), 2907 cur_console->history_head, 2908 cur_console->xsize * sizeof(u_short)); 2909 cur_console->history_head += cur_console->xsize; 2910 if (cur_console->history_head + cur_console->xsize > 2911 cur_console->history + cur_console->history_size) 2912 cur_console->history_head=cur_console->history; 2913 } 2914 cur_console->history_pos = cur_console->history_head; 2915 history_to_screen(cur_console); 2916 } 2917 switch (scancode) { 2918 case 0x47: /* home key */ 2919 cur_console->history_pos = cur_console->history_head; 2920 history_to_screen(cur_console); 2921 goto next_code; 2922 2923 case 0x4F: /* end key */ 2924 cur_console->history_pos = 2925 WRAPHIST(cur_console, cur_console->history_head, 2926 cur_console->xsize*cur_console->ysize); 2927 history_to_screen(cur_console); 2928 goto next_code; 2929 2930 case 0x48: /* up arrow key */ 2931 if (history_up_line(cur_console)) 2932 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2933 goto next_code; 2934 2935 case 0x50: /* down arrow key */ 2936 if (history_down_line(cur_console)) 2937 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2938 goto next_code; 2939 2940 case 0x49: /* page up key */ 2941 for (i=0; i<cur_console->ysize; i++) 2942 if (history_up_line(cur_console)) { 2943 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2944 break; 2945 } 2946 goto next_code; 2947 2948 case 0x51: /* page down key */ 2949 for (i=0; i<cur_console->ysize; i++) 2950 if (history_down_line(cur_console)) { 2951 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2952 break; 2953 } 2954 goto next_code; 2955 } 2956 } 2957 2958 if (compose) { 2959 switch (scancode) { 2960 /* key pressed process it */ 2961 case 0x47: case 0x48: case 0x49: /* keypad 7,8,9 */ 2962 chr = (scancode - 0x40) + chr*10; 2963 goto next_code; 2964 case 0x4B: case 0x4C: case 0x4D: /* keypad 4,5,6 */ 2965 chr = (scancode - 0x47) + chr*10; 2966 goto next_code; 2967 case 0x4F: case 0x50: case 0x51: /* keypad 1,2,3 */ 2968 chr = (scancode - 0x4E) + chr*10; 2969 goto next_code; 2970 case 0x52: /* keypad 0 */ 2971 chr *= 10; 2972 goto next_code; 2973 2974 /* key release, no interest here */ 2975 case 0xC7: case 0xC8: case 0xC9: /* keypad 7,8,9 */ 2976 case 0xCB: case 0xCC: case 0xCD: /* keypad 4,5,6 */ 2977 case 0xCF: case 0xD0: case 0xD1: /* keypad 1,2,3 */ 2978 case 0xD2: /* keypad 0 */ 2979 goto next_code; 2980 2981 case 0x38: /* left alt key */ 2982 break; 2983 default: 2984 if (chr) { 2985 compose = chr = 0; 2986 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2987 goto next_code; 2988 } 2989 break; 2990 } 2991 } 2992 2993 state = (shfts ? 1 : 0 ) | (2 * (ctls ? 1 : 0)) | (4 * (alts ? 1 : 0)); 2994 if ((!agrs && (cur_console->status & ALKED)) 2995 || (agrs && !(cur_console->status & ALKED))) 2996 keycode += ALTGR_OFFSET; 2997 key = &key_map.key[keycode]; 2998 if ( ((key->flgs & FLAG_LOCK_C) && (cur_console->status & CLKED)) 2999 || ((key->flgs & FLAG_LOCK_N) && (cur_console->status & NLKED)) ) 3000 state ^= 1; 3001 3002 /* Check for make/break */ 3003 action = key->map[state]; 3004 if (scancode & 0x80) { /* key released */ 3005 if (key->spcl & 0x80) { 3006 switch (action) { 3007 case LSH: 3008 shfts &= ~1; 3009 break; 3010 case RSH: 3011 shfts &= ~2; 3012 break; 3013 case LCTR: 3014 ctls &= ~1; 3015 break; 3016 case RCTR: 3017 ctls &= ~2; 3018 break; 3019 case LALT: 3020 alts &= ~1; 3021 break; 3022 case RALT: 3023 alts &= ~2; 3024 break; 3025 case NLK: 3026 nlkcnt = 0; 3027 break; 3028 case CLK: 3029 clkcnt = 0; 3030 break; 3031 case SLK: 3032 slkcnt = 0; 3033 break; 3034 case ASH: 3035 agrs = 0; 3036 break; 3037 case ALK: 3038 alkcnt = 0; 3039 break; 3040 case META: 3041 metas = 0; 3042 break; 3043 } 3044 } 3045 if (chr && !compose) { 3046 action = chr; 3047 chr = 0; 3048 return(action); 3049 } 3050 } else { 3051 /* key pressed */ 3052 if (key->spcl & (0x80>>state)) { 3053 switch (action) { 3054 /* LOCKING KEYS */ 3055 case NLK: 3056#ifdef SC_SPLASH_SCREEN 3057 toggle_splash_screen(cur_console); /* SOS XXX */ 3058#endif 3059 if (!nlkcnt) { 3060 nlkcnt++; 3061 if (cur_console->status & NLKED) 3062 cur_console->status &= ~NLKED; 3063 else 3064 cur_console->status |= NLKED; 3065 update_leds(cur_console->status); 3066 } 3067 break; 3068 case CLK: 3069 if (!clkcnt) { 3070 clkcnt++; 3071 if (cur_console->status & CLKED) 3072 cur_console->status &= ~CLKED; 3073 else 3074 cur_console->status |= CLKED; 3075 update_leds(cur_console->status); 3076 } 3077 break; 3078 case SLK: 3079 if (!slkcnt) { 3080 slkcnt++; 3081 if (cur_console->status & SLKED) { 3082 cur_console->status &= ~SLKED; 3083 if (cur_console->status & BUFFER_SAVED){ 3084 int i; 3085 u_short *ptr = cur_console->history_save; 3086 3087 for (i=0; i<cur_console->ysize; i++) { 3088 bcopy(ptr, 3089 cur_console->scr_buf + 3090 (cur_console->xsize*i), 3091 cur_console->xsize * sizeof(u_short)); 3092 ptr += cur_console->xsize; 3093 if (ptr + cur_console->xsize > 3094 cur_console->history + 3095 cur_console->history_size) 3096 ptr = cur_console->history; 3097 } 3098 cur_console->status &= ~BUFFER_SAVED; 3099 cur_console->history_head=cur_console->history_save; 3100 cur_console->status |= CURSOR_ENABLED; 3101 mark_all(cur_console); 3102 } 3103 scstart(VIRTUAL_TTY(get_scr_num())); 3104 } 3105 else 3106 cur_console->status |= SLKED; 3107 update_leds(cur_console->status); 3108 } 3109 break; 3110 case ALK: 3111 if (!alkcnt) { 3112 alkcnt++; 3113 if (cur_console->status & ALKED) 3114 cur_console->status &= ~ALKED; 3115 else 3116 cur_console->status |= ALKED; 3117 update_leds(cur_console->status); 3118 } 3119 break; 3120 3121 /* NON-LOCKING KEYS */ 3122 case NOP: 3123 break; 3124 case SPSC: 3125#ifdef SC_SPLASH_SCREEN 3126 toggle_splash_screen(cur_console); 3127#endif 3128 break; 3129 case RBT: 3130 shutdown_nice(); 3131 break; 3132 case SUSP: 3133#if NAPM > 0 3134 apm_suspend(); 3135#endif 3136 break; 3137 3138 case DBG: 3139#ifdef DDB /* try to switch to console 0 */ 3140 if (cur_console->smode.mode == VT_AUTO && 3141 console[0]->smode.mode == VT_AUTO) 3142 switch_scr(cur_console, 0); 3143 Debugger("manual escape to debugger"); 3144#else 3145 printf("No debugger in kernel\n"); 3146#endif 3147 break; 3148 case LSH: 3149 shfts |= 1; 3150 break; 3151 case RSH: 3152 shfts |= 2; 3153 break; 3154 case LCTR: 3155 ctls |= 1; 3156 break; 3157 case RCTR: 3158 ctls |= 2; 3159 break; 3160 case LALT: 3161 alts |= 1; 3162 break; 3163 case RALT: 3164 alts |= 2; 3165 break; 3166 case ASH: 3167 agrs = 1; 3168 break; 3169 case META: 3170 metas = 1; 3171 break; 3172 case NEXT: 3173 { 3174 int next, this = get_scr_num(); 3175 for (next = this+1; next != this; next = (next+1)%MAXCONS) { 3176 struct tty *tp = VIRTUAL_TTY(next); 3177 if (tp->t_state & TS_ISOPEN) { 3178 switch_scr(cur_console, next); 3179 break; 3180 } 3181 } 3182 } 3183 break; 3184 case BTAB: 3185 return(BKEY); 3186 default: 3187 if (action >= F_SCR && action <= L_SCR) { 3188 switch_scr(cur_console, action - F_SCR); 3189 break; 3190 } 3191 if (action >= F_FN && action <= L_FN) 3192 action |= FKEY; 3193 return(action); 3194 } 3195 } 3196 else { 3197 if (metas) 3198 action |= MKEY; 3199 return(action); 3200 } 3201 } 3202 goto next_code; 3203} 3204 3205int 3206scmmap(dev_t dev, int offset, int nprot) 3207{ 3208 if (offset > 0x20000 - PAGE_SIZE) 3209 return -1; 3210 return i386_btop((VIDEOMEM + offset)); 3211} 3212 3213/* 3214 * Calculate hardware attributes word using logical attributes mask and 3215 * hardware colors 3216 */ 3217 3218static int 3219mask2attr(struct term_stat *term) 3220{ 3221 int attr, mask = term->attr_mask; 3222 3223 if (mask & REVERSE_ATTR) { 3224 attr = ((mask & FOREGROUND_CHANGED) ? 3225 ((term->cur_color & 0xF000) >> 4) : 3226 (term->rev_color & 0x0F00)) | 3227 ((mask & BACKGROUND_CHANGED) ? 3228 ((term->cur_color & 0x0F00) << 4) : 3229 (term->rev_color & 0xF000)); 3230 } else 3231 attr = term->cur_color; 3232 3233 /* XXX: underline mapping for Hercules adapter can be better */ 3234 if (mask & (BOLD_ATTR | UNDERLINE_ATTR)) 3235 attr ^= 0x0800; 3236 if (mask & BLINK_ATTR) 3237 attr ^= 0x8000; 3238 3239 return attr; 3240} 3241 3242static void 3243set_keyboard(int command, int data) 3244{ 3245 int s; 3246 int c; 3247 3248 if (sc_kbdc == NULL) 3249 return; 3250 3251 /* prevent the timeout routine from polling the keyboard */ 3252 if (!kbdc_lock(sc_kbdc, TRUE)) 3253 return; 3254 3255 /* disable the keyboard and mouse interrupt */ 3256 s = spltty(); 3257#if 0 3258 c = get_controller_command_byte(sc_kbdc); 3259 if ((c == -1) 3260 || !set_controller_command_byte(sc_kbdc, 3261 kbdc_get_device_mask(sc_kbdc), 3262 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 3263 | KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 3264 /* CONTROLLER ERROR */ 3265 kbdc_lock(sc_kbdc, FALSE); 3266 splx(s); 3267 return; 3268 } 3269 /* 3270 * Now that the keyboard controller is told not to generate 3271 * the keyboard and mouse interrupts, call `splx()' to allow 3272 * the other tty interrupts. The clock interrupt may also occur, 3273 * but the timeout routine (`scrn_timer()') will be blocked 3274 * by the lock flag set via `kbdc_lock()' 3275 */ 3276 splx(s); 3277#endif 3278 3279 if (send_kbd_command_and_data(sc_kbdc, command, data) != KBD_ACK) 3280 send_kbd_command(sc_kbdc, KBDC_ENABLE_KBD); 3281 3282#if 0 3283 /* restore the interrupts */ 3284 if (!set_controller_command_byte(sc_kbdc, 3285 kbdc_get_device_mask(sc_kbdc), 3286 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 3287 /* CONTROLLER ERROR */ 3288 } 3289#else 3290 splx(s); 3291#endif 3292 kbdc_lock(sc_kbdc, FALSE); 3293} 3294 3295static void 3296update_leds(int which) 3297{ 3298 static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 }; 3299 3300 /* replace CAPS led with ALTGR led for ALTGR keyboards */ 3301 if (key_map.n_keys > ALTGR_OFFSET) { 3302 if (which & ALKED) 3303 which |= CLKED; 3304 else 3305 which &= ~CLKED; 3306 } 3307 3308 set_keyboard(KBDC_SET_LEDS, xlate_leds[which & LED_MASK]); 3309} 3310 3311void 3312set_mode(scr_stat *scp) 3313{ 3314 char *modetable; 3315 char special_modetable[64]; 3316 3317 if (scp != cur_console) 3318 return; 3319 3320 /* setup video hardware for the given mode */ 3321 switch (scp->mode) { 3322 case M_VGA_M80x60: 3323 bcopy(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 3324 goto special_80x60; 3325 3326 case M_VGA_C80x60: 3327 bcopy(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 3328special_80x60: 3329 special_modetable[2] = 0x08; 3330 special_modetable[19] = 0x47; 3331 goto special_480l; 3332 3333 case M_VGA_M80x30: 3334 bcopy(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 3335 goto special_80x30; 3336 3337 case M_VGA_C80x30: 3338 bcopy(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 3339special_80x30: 3340 special_modetable[19] = 0x4f; 3341special_480l: 3342 special_modetable[9] |= 0xc0; 3343 special_modetable[16] = 0x08; 3344 special_modetable[17] = 0x3e; 3345 special_modetable[26] = 0xea; 3346 special_modetable[28] = 0xdf; 3347 special_modetable[31] = 0xe7; 3348 special_modetable[32] = 0x04; 3349 modetable = special_modetable; 3350 goto setup_mode; 3351 3352 case M_ENH_B80x43: 3353 bcopy(video_mode_ptr+(64*M_ENH_B80x25), &special_modetable, 64); 3354 goto special_80x43; 3355 3356 case M_ENH_C80x43: 3357 bcopy(video_mode_ptr+(64*M_ENH_C80x25), &special_modetable, 64); 3358special_80x43: 3359 special_modetable[28] = 87; 3360 goto special_80x50; 3361 3362 case M_VGA_M80x50: 3363 bcopy(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 3364 goto special_80x50; 3365 3366 case M_VGA_C80x50: 3367 bcopy(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 3368special_80x50: 3369 special_modetable[2] = 8; 3370 special_modetable[19] = 7; 3371 modetable = special_modetable; 3372 goto setup_mode; 3373 3374 case M_VGA_C40x25: case M_VGA_C80x25: 3375 case M_VGA_M80x25: 3376 case M_B40x25: case M_C40x25: 3377 case M_B80x25: case M_C80x25: 3378 case M_ENH_B40x25: case M_ENH_C40x25: 3379 case M_ENH_B80x25: case M_ENH_C80x25: 3380 case M_EGAMONO80x25: 3381 3382 modetable = video_mode_ptr + (scp->mode * 64); 3383setup_mode: 3384 set_vgaregs(modetable); 3385 scp->font_size = *(modetable + 2); 3386 3387 /* set font type (size) */ 3388 if (scp->font_size < 14) { 3389 if (fonts_loaded & FONT_8) 3390 copy_font(LOAD, FONT_8, font_8); 3391 outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */ 3392 } else if (scp->font_size >= 16) { 3393 if (fonts_loaded & FONT_16) 3394 copy_font(LOAD, FONT_16, font_16); 3395 outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */ 3396 } else { 3397 if (fonts_loaded & FONT_14) 3398 copy_font(LOAD, FONT_14, font_14); 3399 outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */ 3400 } 3401 if (flags & CHAR_CURSOR) 3402 set_destructive_cursor(scp); 3403 mark_all(scp); 3404 break; 3405 3406 case M_BG320: case M_CG320: case M_BG640: 3407 case M_CG320_D: case M_CG640_E: 3408 case M_CG640x350: case M_ENH_CG640: 3409 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 3410 3411 set_vgaregs(video_mode_ptr + (scp->mode * 64)); 3412 scp->font_size = FONT_NONE; 3413 break; 3414 3415 default: 3416 /* call user defined function XXX */ 3417 break; 3418 } 3419 3420 /* set border color for this (virtual) console */ 3421 set_border(scp->border); 3422 return; 3423} 3424 3425void 3426set_border(u_char color) 3427{ 3428 inb(crtc_addr+6); /* reset flip-flop */ 3429 outb(ATC, 0x11); outb(ATC, color); 3430 inb(crtc_addr+6); /* reset flip-flop */ 3431 outb(ATC, 0x20); /* enable Palette */ 3432} 3433 3434static void 3435set_vgaregs(char *modetable) 3436{ 3437 int i, s = splhigh(); 3438 3439 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */ 3440 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */ 3441 for (i=0; i<4; i++) { /* program sequencer */ 3442 outb(TSIDX, i+1); 3443 outb(TSREG, modetable[i+5]); 3444 } 3445 outb(MISC, modetable[9]); /* set dot-clock */ 3446 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */ 3447 outb(crtc_addr, 0x11); 3448 outb(crtc_addr+1, inb(crtc_addr+1) & 0x7F); 3449 for (i=0; i<25; i++) { /* program crtc */ 3450 outb(crtc_addr, i); 3451 if (i == 14 || i == 15) /* no hardware cursor */ 3452 outb(crtc_addr+1, 0xff); 3453 else 3454 outb(crtc_addr+1, modetable[i+10]); 3455 } 3456 inb(crtc_addr+6); /* reset flip-flop */ 3457 for (i=0; i<20; i++) { /* program attribute ctrl */ 3458 outb(ATC, i); 3459 outb(ATC, modetable[i+35]); 3460 } 3461 for (i=0; i<9; i++) { /* program graph data ctrl */ 3462 outb(GDCIDX, i); 3463 outb(GDCREG, modetable[i+55]); 3464 } 3465 inb(crtc_addr+6); /* reset flip-flop */ 3466 outb(ATC, 0x20); /* enable palette */ 3467 splx(s); 3468} 3469 3470static void 3471read_vgaregs(char *buf) 3472{ 3473 int i, j; 3474 int s; 3475 3476 bzero(buf, 64); 3477 3478 s = splhigh(); 3479 3480 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */ 3481 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */ 3482 for (i=0, j=5; i<4; i++) { 3483 outb(TSIDX, i+1); 3484 buf[j++] = inb(TSREG); 3485 } 3486 buf[9] = inb(MISC + 10); /* dot-clock */ 3487 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */ 3488 3489 for (i=0, j=10; i<25; i++) { /* crtc */ 3490 outb(crtc_addr, i); 3491 buf[j++] = inb(crtc_addr+1); 3492 } 3493 for (i=0, j=35; i<20; i++) { /* attribute ctrl */ 3494 inb(crtc_addr+6); /* reset flip-flop */ 3495 outb(ATC, i); 3496 buf[j++] = inb(ATC + 1); 3497 } 3498 for (i=0, j=55; i<9; i++) { /* graph data ctrl */ 3499 outb(GDCIDX, i); 3500 buf[j++] = inb(GDCREG); 3501 } 3502 inb(crtc_addr+6); /* reset flip-flop */ 3503 outb(ATC, 0x20); /* enable palette */ 3504 3505 buf[0] = *(char *)pa_to_va(0x44a); /* COLS */ 3506 buf[1] = *(char *)pa_to_va(0x484); /* ROWS */ 3507 buf[2] = *(char *)pa_to_va(0x485); /* POINTS */ 3508 buf[3] = *(char *)pa_to_va(0x44c); 3509 buf[4] = *(char *)pa_to_va(0x44d); 3510 3511 splx(s); 3512} 3513 3514static int 3515comp_vgaregs(u_char *buf1, u_char *buf2) 3516{ 3517 int i; 3518 3519 for(i = 0; i < 20; ++i) { 3520 if (*buf1++ != *buf2++) 3521 return 1; 3522 } 3523 buf1 += 2; /* skip the cursor shape */ 3524 buf2 += 2; 3525 for(i = 22; i < 24; ++i) { 3526 if (*buf1++ != *buf2++) 3527 return 1; 3528 } 3529 buf1 += 2; /* skip the cursor position */ 3530 buf2 += 2; 3531 for(i = 26; i < 64; ++i) { 3532 if (*buf1++ != *buf2++) 3533 return 1; 3534 } 3535 return 0; 3536} 3537 3538static void 3539dump_vgaregs(u_char *buf) 3540{ 3541 int i; 3542 3543 for(i = 0; i < 64;) { 3544 printf("%02x ", buf[i]); 3545 if ((++i % 16) == 0) 3546 printf("\n"); 3547 } 3548} 3549 3550static void 3551set_font_mode() 3552{ 3553 int s = splhigh(); 3554 3555 /* setup vga for loading fonts (graphics plane mode) */ 3556 inb(crtc_addr+6); /* reset flip-flop */ 3557 outb(ATC, 0x10); outb(ATC, 0x01); 3558 inb(crtc_addr+6); /* reset flip-flop */ 3559 outb(ATC, 0x20); /* enable palette */ 3560 3561#if SLOW_VGA 3562 outb(TSIDX, 0x02); outb(TSREG, 0x04); 3563 outb(TSIDX, 0x04); outb(TSREG, 0x06); 3564 outb(GDCIDX, 0x04); outb(GDCREG, 0x02); 3565 outb(GDCIDX, 0x05); outb(GDCREG, 0x00); 3566 outb(GDCIDX, 0x06); outb(GDCREG, 0x05); 3567#else 3568 outw(TSIDX, 0x0402); 3569 outw(TSIDX, 0x0604); 3570 outw(GDCIDX, 0x0204); 3571 outw(GDCIDX, 0x0005); 3572 outw(GDCIDX, 0x0506); /* addr = a0000, 64kb */ 3573#endif 3574 splx(s); 3575} 3576 3577static void 3578set_normal_mode() 3579{ 3580 char *modetable; 3581 int s = splhigh(); 3582 3583 switch (cur_console->mode) { 3584 case M_VGA_M80x60: 3585 case M_VGA_M80x50: 3586 case M_VGA_M80x30: 3587 modetable = video_mode_ptr + (64*M_VGA_M80x25); 3588 break; 3589 3590 case M_VGA_C80x60: 3591 case M_VGA_C80x50: 3592 case M_VGA_C80x30: 3593 modetable = video_mode_ptr + (64*M_VGA_C80x25); 3594 break; 3595 3596 case M_ENH_B80x43: 3597 modetable = video_mode_ptr + (64*M_ENH_B80x25); 3598 break; 3599 3600 case M_ENH_C80x43: 3601 modetable = video_mode_ptr + (64*M_ENH_C80x25); 3602 break; 3603 3604 case M_VGA_C40x25: case M_VGA_C80x25: 3605 case M_VGA_M80x25: 3606 case M_B40x25: case M_C40x25: 3607 case M_B80x25: case M_C80x25: 3608 case M_ENH_B40x25: case M_ENH_C40x25: 3609 case M_ENH_B80x25: case M_ENH_C80x25: 3610 case M_EGAMONO80x25: 3611 3612 case M_BG320: case M_CG320: case M_BG640: 3613 case M_CG320_D: case M_CG640_E: 3614 case M_CG640x350: case M_ENH_CG640: 3615 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 3616 modetable = video_mode_ptr + (cur_console->mode * 64); 3617 break; 3618 3619 default: 3620 modetable = video_mode_ptr + (64*M_VGA_C80x25); 3621 } 3622 3623 if (video_mode_ptr == NULL) 3624 modetable = vgaregs; 3625 3626 /* setup vga for normal operation mode again */ 3627 inb(crtc_addr+6); /* reset flip-flop */ 3628 outb(ATC, 0x10); outb(ATC, modetable[0x10+35]); 3629 inb(crtc_addr+6); /* reset flip-flop */ 3630 outb(ATC, 0x20); /* enable palette */ 3631#if SLOW_VGA 3632 outb(TSIDX, 0x02); outb(TSREG, modetable[0x02+4]); 3633 outb(TSIDX, 0x04); outb(TSREG, modetable[0x04+4]); 3634 outb(GDCIDX, 0x04); outb(GDCREG, modetable[0x04+55]); 3635 outb(GDCIDX, 0x05); outb(GDCREG, modetable[0x05+55]); 3636 outb(GDCIDX, 0x06); outb(GDCREG, modetable[0x06+55]); 3637 if (crtc_addr == MONO_BASE) { 3638 outb(GDCIDX, 0x06); outb(GDCREG,(modetable[0x06+55] & 0x03) | 0x08); 3639 } 3640 else { 3641 outb(GDCIDX, 0x06); outb(GDCREG,(modetable[0x06+55] & 0x03) | 0x0c); 3642 } 3643#else 3644 outw(TSIDX, 0x0002 | (modetable[0x02+4]<<8)); 3645 outw(TSIDX, 0x0004 | (modetable[0x04+4]<<8)); 3646 outw(GDCIDX, 0x0004 | (modetable[0x04+55]<<8)); 3647 outw(GDCIDX, 0x0005 | (modetable[0x05+55]<<8)); 3648 if (crtc_addr == MONO_BASE) 3649 outw(GDCIDX, 0x0006 | (((modetable[0x06+55] & 0x03) | 0x08)<<8)); 3650 else 3651 outw(GDCIDX, 0x0006 | (((modetable[0x06+55] & 0x03) | 0x0c)<<8)); 3652#endif 3653 splx(s); 3654} 3655 3656void 3657copy_font(int operation, int font_type, char* font_image) 3658{ 3659 int ch, line, segment, fontsize; 3660 u_char val; 3661 3662 /* dont mess with console we dont know video mode on */ 3663 if (cur_console->status & UNKNOWN_MODE) 3664 return; 3665 3666 switch (font_type) { 3667 default: 3668 case FONT_8: 3669 segment = 0x8000; 3670 fontsize = 8; 3671 break; 3672 case FONT_14: 3673 segment = 0x4000; 3674 fontsize = 14; 3675 break; 3676 case FONT_16: 3677 segment = 0x0000; 3678 fontsize = 16; 3679 break; 3680 } 3681 outb(TSIDX, 0x01); val = inb(TSREG); /* disable screen */ 3682 outb(TSIDX, 0x01); outb(TSREG, val | 0x20); 3683 set_font_mode(); 3684 for (ch=0; ch < 256; ch++) 3685 for (line=0; line < fontsize; line++) 3686 if (operation) 3687 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line) = 3688 font_image[(ch*fontsize)+line]; 3689 else 3690 font_image[(ch*fontsize)+line] = 3691 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line); 3692 set_normal_mode(); 3693 outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); /* enable screen */ 3694} 3695 3696static void 3697set_destructive_cursor(scr_stat *scp) 3698{ 3699 u_char cursor[32]; 3700 caddr_t address; 3701 int i; 3702 char *font_buffer; 3703 3704 3705 if (scp->font_size < 14) { 3706 font_buffer = font_8; 3707 address = (caddr_t)VIDEOMEM + 0x8000; 3708 } 3709 else if (scp->font_size >= 16) { 3710 font_buffer = font_16; 3711 address = (caddr_t)VIDEOMEM; 3712 } 3713 else { 3714 font_buffer = font_14; 3715 address = (caddr_t)VIDEOMEM + 0x4000; 3716 } 3717 3718 if (scp->status & MOUSE_VISIBLE) { 3719 if ((scp->cursor_saveunder & 0xff) == 0xd0) 3720 bcopy(&scp->mouse_cursor[0], cursor, scp->font_size); 3721 else if ((scp->cursor_saveunder & 0xff) == 0xd1) 3722 bcopy(&scp->mouse_cursor[32], cursor, scp->font_size); 3723 else if ((scp->cursor_saveunder & 0xff) == 0xd2) 3724 bcopy(&scp->mouse_cursor[64], cursor, scp->font_size); 3725 else if ((scp->cursor_saveunder & 0xff) == 0xd3) 3726 bcopy(&scp->mouse_cursor[96], cursor, scp->font_size); 3727 else 3728 bcopy(font_buffer+((scp->cursor_saveunder & 0xff)*scp->font_size), 3729 cursor, scp->font_size); 3730 } 3731 else 3732 bcopy(font_buffer + ((scp->cursor_saveunder & 0xff) * scp->font_size), 3733 cursor, scp->font_size); 3734 for (i=0; i<32; i++) 3735 if ((i >= scp->cursor_start && i <= scp->cursor_end) || 3736 (scp->cursor_start >= scp->font_size && i == scp->font_size - 1)) 3737 cursor[i] |= 0xff; 3738#if 1 3739 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ; 3740#endif 3741 set_font_mode(); 3742 sc_bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32); 3743 set_normal_mode(); 3744} 3745 3746static void 3747set_mouse_pos(scr_stat *scp) 3748{ 3749 static int last_xpos = -1, last_ypos = -1; 3750 /* 3751 * the margins imposed here are not ideal, we loose 3752 * a couble of pixels on the borders.. 3753 */ 3754 if (scp->mouse_xpos < 0) 3755 scp->mouse_xpos = 0; 3756 if (scp->mouse_ypos < 0) 3757 scp->mouse_ypos = 0; 3758 if (scp->mouse_xpos > (scp->xsize*8)-2) 3759 scp->mouse_xpos = (scp->xsize*8)-2; 3760 if (scp->mouse_ypos > (scp->ysize*scp->font_size)-2) 3761 scp->mouse_ypos = (scp->ysize*scp->font_size)-2; 3762 3763 if (scp->status & UNKNOWN_MODE) 3764 return; 3765 3766 if (scp->mouse_xpos != last_xpos || scp->mouse_ypos != last_ypos) { 3767 scp->status |= MOUSE_MOVED; 3768 3769 scp->mouse_pos = scp->scr_buf + 3770 ((scp->mouse_ypos/scp->font_size)*scp->xsize + scp->mouse_xpos/8); 3771 3772 if ((scp->status & MOUSE_VISIBLE) && (scp->status & MOUSE_CUTTING)) { 3773 u_short *ptr; 3774 int i = 0; 3775 3776 mark_for_update(scp, scp->mouse_cut_start - scp->scr_buf); 3777 mark_for_update(scp, scp->mouse_cut_end - scp->scr_buf); 3778 scp->mouse_cut_end = scp->mouse_pos; 3779 for (ptr = (scp->mouse_cut_start > scp->mouse_cut_end 3780 ? scp->mouse_cut_end : scp->mouse_cut_start); 3781 ptr <= (scp->mouse_cut_start > scp->mouse_cut_end 3782 ? scp->mouse_cut_start : scp->mouse_cut_end); 3783 ptr++) { 3784 cut_buffer[i++] = *ptr & 0xff; 3785 if (((ptr - scp->scr_buf) % scp->xsize) == (scp->xsize - 1)) { 3786 cut_buffer[i++] = '\n'; 3787 } 3788 } 3789 cut_buffer[i] = 0x00; 3790 } 3791 } 3792} 3793 3794static void 3795mouse_cut_start(scr_stat *scp) 3796{ 3797 int i; 3798 3799 if (scp->status & MOUSE_VISIBLE) { 3800 if (scp->mouse_pos == scp->mouse_cut_start && 3801 scp->mouse_cut_start == scp->mouse_cut_end) { 3802 cut_buffer[0] = 0x00; 3803 remove_cutmarking(scp); 3804 } 3805 else { 3806 scp->mouse_cut_start = scp->mouse_cut_end = scp->mouse_pos; 3807 cut_buffer[0] = *scp->mouse_cut_start & 0xff; 3808 cut_buffer[1] = 0x00; 3809 scp->status |= MOUSE_CUTTING; 3810 } 3811 mark_all(scp); 3812 /* delete all other screens cut markings */ 3813 for (i=0; i<MAXCONS; i++) { 3814 if (console[i] == NULL || console[i] == scp) 3815 continue; 3816 remove_cutmarking(console[i]); 3817 } 3818 } 3819} 3820 3821static void 3822mouse_cut_end(scr_stat *scp) 3823{ 3824 if (scp->status & MOUSE_VISIBLE) { 3825 scp->status &= ~MOUSE_CUTTING; 3826 } 3827} 3828 3829static void 3830mouse_paste(scr_stat *scp) 3831{ 3832 if (scp->status & MOUSE_VISIBLE) { 3833 struct tty *tp; 3834 u_char *ptr = cut_buffer; 3835 3836 tp = VIRTUAL_TTY(get_scr_num()); 3837 while (*ptr) 3838 (*linesw[tp->t_line].l_rint)(scr_rmap[*ptr++], tp); 3839 } 3840} 3841 3842static void 3843draw_mouse_image(scr_stat *scp) 3844{ 3845 caddr_t address; 3846 int i; 3847 char *font_buffer; 3848 u_short buffer[32]; 3849 u_short xoffset, yoffset; 3850 u_short *crt_pos = Crtat + (scp->mouse_pos - scp->scr_buf); 3851 int font_size = scp->font_size; 3852 3853 if (font_size < 14) { 3854 font_buffer = font_8; 3855 address = (caddr_t)VIDEOMEM + 0x8000; 3856 } 3857 else if (font_size >= 16) { 3858 font_buffer = font_16; 3859 address = (caddr_t)VIDEOMEM; 3860 } 3861 else { 3862 font_buffer = font_14; 3863 address = (caddr_t)VIDEOMEM + 0x4000; 3864 } 3865 xoffset = scp->mouse_xpos % 8; 3866 yoffset = scp->mouse_ypos % font_size; 3867 3868 /* prepare mousepointer char's bitmaps */ 3869 bcopy(font_buffer + ((*(scp->mouse_pos) & 0xff) * font_size), 3870 &scp->mouse_cursor[0], font_size); 3871 bcopy(font_buffer + ((*(scp->mouse_pos+1) & 0xff) * font_size), 3872 &scp->mouse_cursor[32], font_size); 3873 bcopy(font_buffer + ((*(scp->mouse_pos+scp->xsize) & 0xff) * font_size), 3874 &scp->mouse_cursor[64], font_size); 3875 bcopy(font_buffer + ((*(scp->mouse_pos+scp->xsize+1) & 0xff) * font_size), 3876 &scp->mouse_cursor[96], font_size); 3877 for (i=0; i<font_size; i++) { 3878 buffer[i] = scp->mouse_cursor[i]<<8 | scp->mouse_cursor[i+32]; 3879 buffer[i+font_size]=scp->mouse_cursor[i+64]<<8|scp->mouse_cursor[i+96]; 3880 } 3881 3882 /* now and-or in the mousepointer image */ 3883 for (i=0; i<16; i++) { 3884 buffer[i+yoffset] = 3885 ( buffer[i+yoffset] & ~(mouse_and_mask[i] >> xoffset)) 3886 | (mouse_or_mask[i] >> xoffset); 3887 } 3888 for (i=0; i<font_size; i++) { 3889 scp->mouse_cursor[i] = (buffer[i] & 0xff00) >> 8; 3890 scp->mouse_cursor[i+32] = buffer[i] & 0xff; 3891 scp->mouse_cursor[i+64] = (buffer[i+font_size] & 0xff00) >> 8; 3892 scp->mouse_cursor[i+96] = buffer[i+font_size] & 0xff; 3893 } 3894 3895 scp->mouse_oldpos = scp->mouse_pos; 3896 3897 /* wait for vertical retrace to avoid jitter on some videocards */ 3898#if 1 3899 while (!(inb(crtc_addr+6) & 0x08)) /* idle */ ; 3900#endif 3901 set_font_mode(); 3902 sc_bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128); 3903 set_normal_mode(); 3904 *(crt_pos) = (*(scp->mouse_pos)&0xff00)|0xd0; 3905 *(crt_pos+scp->xsize) = (*(scp->mouse_pos+scp->xsize)&0xff00)|0xd2; 3906 if (scp->mouse_xpos < (scp->xsize-1)*8) { 3907 *(crt_pos+1) = (*(scp->mouse_pos+1)&0xff00)|0xd1; 3908 *(crt_pos+scp->xsize+1) = (*(scp->mouse_pos+scp->xsize+1)&0xff00)|0xd3; 3909 } 3910 mark_for_update(scp, scp->mouse_pos - scp->scr_buf); 3911 mark_for_update(scp, scp->mouse_pos + scp->xsize + 1 - scp->scr_buf); 3912} 3913 3914static void 3915remove_mouse_image(scr_stat *scp) 3916{ 3917 u_short *crt_pos = Crtat + (scp->mouse_oldpos - scp->scr_buf); 3918 3919 *(crt_pos) = *(scp->mouse_oldpos); 3920 *(crt_pos+1) = *(scp->mouse_oldpos+1); 3921 *(crt_pos+scp->xsize) = *(scp->mouse_oldpos+scp->xsize); 3922 *(crt_pos+scp->xsize+1) = *(scp->mouse_oldpos+scp->xsize+1); 3923 mark_for_update(scp, scp->mouse_oldpos - scp->scr_buf); 3924 mark_for_update(scp, scp->mouse_oldpos + scp->xsize + 1 - scp->scr_buf); 3925} 3926 3927static void 3928draw_cutmarking(scr_stat *scp) 3929{ 3930 u_short *ptr; 3931 u_short och, nch; 3932 3933 for (ptr=scp->scr_buf; ptr<=(scp->scr_buf+(scp->xsize*scp->ysize)); ptr++) { 3934 nch = och = *(Crtat + (ptr - scp->scr_buf)); 3935 /* are we outside the selected area ? */ 3936 if ( ptr < (scp->mouse_cut_start > scp->mouse_cut_end ? 3937 scp->mouse_cut_end : scp->mouse_cut_start) || 3938 ptr > (scp->mouse_cut_start > scp->mouse_cut_end ? 3939 scp->mouse_cut_start : scp->mouse_cut_end)) { 3940 if (ptr != scp->cursor_pos) 3941 nch = (och & 0xff) | (*ptr & 0xff00); 3942 } 3943 else { 3944 /* are we clear of the cursor image ? */ 3945 if (ptr != scp->cursor_pos) 3946 nch = (och & 0x88ff) | (*ptr & 0x7000)>>4 | (*ptr & 0x0700)<<4; 3947 else { 3948 if (flags & CHAR_CURSOR) 3949 nch = (och & 0x88ff)|(*ptr & 0x7000)>>4|(*ptr & 0x0700)<<4; 3950 else 3951 if (!(flags & BLINK_CURSOR)) 3952 nch = (och & 0xff) | (*ptr & 0xff00); 3953 } 3954 } 3955 if (nch != och) 3956 *(Crtat + (ptr - scp->scr_buf)) = nch; 3957 } 3958} 3959 3960static void 3961remove_cutmarking(scr_stat *scp) 3962{ 3963 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 3964 scp->status &= ~MOUSE_CUTTING; 3965 mark_all(scp); 3966} 3967 3968static void 3969save_palette(void) 3970{ 3971 int i; 3972 3973 outb(PALRADR, 0x00); 3974 for (i=0x00; i<0x300; i++) 3975 palette[i] = inb(PALDATA); 3976 inb(crtc_addr+6); /* reset flip/flop */ 3977} 3978 3979void 3980load_palette(char *palette) 3981{ 3982 int i; 3983 3984 outb(PIXMASK, 0xFF); /* no pixelmask */ 3985 outb(PALWADR, 0x00); 3986 for (i=0x00; i<0x300; i++) 3987 outb(PALDATA, palette[i]); 3988 inb(crtc_addr+6); /* reset flip/flop */ 3989 outb(ATC, 0x20); /* enable palette */ 3990} 3991 3992static void 3993do_bell(scr_stat *scp, int pitch, int duration) 3994{ 3995 if (flags & VISUAL_BELL) { 3996 if (blink_in_progress) 3997 return; 3998 blink_in_progress = 4; 3999 if (scp != cur_console) 4000 blink_in_progress += 2; 4001 blink_screen(cur_console); 4002 } else { 4003 if (scp != cur_console) 4004 pitch *= 2; 4005 sysbeep(pitch, duration); 4006 } 4007} 4008 4009static void 4010blink_screen(void *arg) 4011{ 4012 scr_stat *scp = arg; 4013 4014 if ((scp->status & UNKNOWN_MODE) || (blink_in_progress <= 1)) { 4015 blink_in_progress = FALSE; 4016 mark_all(scp); 4017 if (delayed_next_scr) 4018 switch_scr(scp, delayed_next_scr - 1); 4019 } 4020 else { 4021 if (blink_in_progress & 1) 4022 fillw(kernel_default.std_color | scr_map[0x20], 4023 Crtat, scp->xsize * scp->ysize); 4024 else 4025 fillw(kernel_default.rev_color | scr_map[0x20], 4026 Crtat, scp->xsize * scp->ysize); 4027 blink_in_progress--; 4028 timeout(blink_screen, scp, hz / 10); 4029 } 4030} 4031 4032#ifdef SC_SPLASH_SCREEN 4033static void 4034toggle_splash_screen(scr_stat *scp) 4035{ 4036 static int toggle = 0; 4037 static u_char save_mode; 4038 int s; 4039 4040 if (video_mode_ptr == NULL) 4041 return; 4042 4043 s = splhigh(); 4044 if (toggle) { 4045 scp->mode = save_mode; 4046 scp->status &= ~UNKNOWN_MODE; 4047 set_mode(scp); 4048 load_palette(palette); 4049 toggle = 0; 4050 } 4051 else { 4052 save_mode = scp->mode; 4053 scp->mode = M_VGA_CG320; 4054 scp->status |= UNKNOWN_MODE; 4055 set_mode(scp); 4056 /* load image */ 4057 toggle = 1; 4058 } 4059 splx(s); 4060} 4061#endif 4062#endif /* NSC */ 4063