syscons.c revision 18948
1/*- 2 * Copyright (c) 1992-1996 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 1.178 1996/10/09 15:24:21 bde 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/ioctl.h> 41#include <sys/proc.h> 42#include <sys/signalvar.h> 43#include <sys/tty.h> 44#include <sys/uio.h> 45#include <sys/callout.h> 46#include <sys/kernel.h> 47#include <sys/syslog.h> 48#include <sys/errno.h> 49#include <sys/malloc.h> 50#ifdef DEVFS 51#include <sys/devfsext.h> 52#endif 53 54#include <machine/clock.h> 55#include <machine/cons.h> 56#include <machine/console.h> 57#include <machine/md_var.h> 58#include <machine/psl.h> 59#include <machine/frame.h> 60#include <machine/pc/display.h> 61#include <machine/apm_bios.h> 62#include <machine/random.h> 63 64#include <vm/vm.h> 65#include <vm/vm_param.h> 66#include <vm/pmap.h> 67 68#include <i386/isa/isa.h> 69#include <i386/isa/isa_device.h> 70#include <i386/isa/timerreg.h> 71#include <i386/isa/kbdtables.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/* this may break on older VGA's but is usefull on real 32 bit systems */ 82#define bcopyw bcopy 83 84static default_attr user_default = { 85 (FG_LIGHTGREY | BG_BLACK) << 8, 86 (FG_BLACK | BG_LIGHTGREY) << 8 87}; 88 89static default_attr kernel_default = { 90 (FG_WHITE | BG_BLACK) << 8, 91 (FG_BLACK | BG_LIGHTGREY) << 8 92}; 93 94static scr_stat main_console; 95static scr_stat *console[MAXCONS]; 96#ifdef DEVFS 97static void *sc_devfs_token[MAXCONS]; 98#endif 99 scr_stat *cur_console; 100static scr_stat *new_scp, *old_scp; 101static term_stat kernel_console; 102static default_attr *current_default; 103static int flags = 0; 104static char init_done = COLD; 105static u_short buffer[ROW*COL]; 106static char in_debugger = FALSE; 107static char switch_in_progress = FALSE; 108static char write_in_progress = FALSE; 109static char blink_in_progress = FALSE; 110static int blinkrate = 0; 111 u_int crtc_addr = MONO_BASE; 112 char crtc_vga = FALSE; 113static u_char shfts = 0, ctls = 0, alts = 0, agrs = 0, metas = 0; 114static u_char nlkcnt = 0, clkcnt = 0, slkcnt = 0, alkcnt = 0; 115 char *font_8 = NULL, *font_14 = NULL, *font_16 = NULL; 116 int fonts_loaded = 0; 117 char *palette; 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; 126static char *cut_buffer; 127static u_short mouse_and_mask[16] = { 128 0xc000, 0xe000, 0xf000, 0xf800, 129 0xfc00, 0xfe00, 0xff00, 0xff80, 130 0xfe00, 0x1e00, 0x1f00, 0x0f00, 131 0x0f00, 0x0000, 0x0000, 0x0000 132 }; 133static u_short mouse_or_mask[16] = { 134 0x0000, 0x4000, 0x6000, 0x7000, 135 0x7800, 0x7c00, 0x7e00, 0x6800, 136 0x0c00, 0x0c00, 0x0600, 0x0600, 137 0x0000, 0x0000, 0x0000, 0x0000 138 }; 139 140static void none_saver(int blank) { } 141void (*current_saver) __P((int blank)) = none_saver; 142 143/* OS specific stuff */ 144#ifdef not_yet_done 145#define VIRTUAL_TTY(x) (sccons[x] = ttymalloc(sccons[x])) 146struct CONSOLE_TTY (sccons[MAXCONS] = ttymalloc(sccons[MAXCONS])) 147struct MOUSE_TTY (sccons[MAXCONS+1] = ttymalloc(sccons[MAXCONS+1])) 148struct tty *sccons[MAXCONS+2]; 149#else 150#define VIRTUAL_TTY(x) &sccons[x] 151#define CONSOLE_TTY &sccons[MAXCONS] 152#define MOUSE_TTY &sccons[MAXCONS+1] 153static struct tty sccons[MAXCONS+2]; 154#endif 155#define SC_MOUSE 128 156#define SC_CONSOLE 255 157#define MONO_BUF pa_to_va(0xB0000) 158#define CGA_BUF pa_to_va(0xB8000) 159u_short *Crtat; 160static const int nsccons = MAXCONS+2; 161 162#define WRAPHIST(scp, pointer, offset)\ 163 ((scp->history) + ((((pointer) - (scp->history)) + (scp->history_size)\ 164 + (offset)) % (scp->history_size))) 165 166/* prototypes */ 167static int scattach(struct isa_device *dev); 168static int scparam(struct tty *tp, struct termios *t); 169static int scprobe(struct isa_device *dev); 170static void scstart(struct tty *tp); 171static void scmousestart(struct tty *tp); 172static void scinit(void); 173static u_int scgetc(int noblock); 174static scr_stat *get_scr_stat(dev_t dev); 175static scr_stat *alloc_scp(void); 176static void init_scp(scr_stat *scp); 177static int get_scr_num(void); 178static void scrn_timer(void); 179static void clear_screen(scr_stat *scp); 180static int switch_scr(scr_stat *scp, u_int next_scr); 181static void exchange_scr(void); 182static inline void move_crsr(scr_stat *scp, int x, int y); 183static void scan_esc(scr_stat *scp, u_char c); 184static void draw_cursor_image(scr_stat *scp); 185static void remove_cursor_image(scr_stat *scp); 186static void ansi_put(scr_stat *scp, u_char *buf, int len); 187static u_char *get_fstr(u_int c, u_int *len); 188static void history_to_screen(scr_stat *scp); 189static int history_up_line(scr_stat *scp); 190static int history_down_line(scr_stat *scp); 191static int mask2attr(struct term_stat *term); 192static void kbd_wait(void); 193static void kbd_cmd(u_char command); 194static void update_leds(int which); 195static void set_vgaregs(char *modetable); 196static void set_font_mode(void); 197static void set_normal_mode(void); 198static void set_destructive_cursor(scr_stat *scp); 199static void set_mouse_pos(scr_stat *scp); 200static void mouse_cut_start(scr_stat *scp); 201static void mouse_cut_end(scr_stat *scp); 202static void mouse_paste(scr_stat *scp); 203static void draw_mouse_image(scr_stat *scp); 204static void remove_mouse_image(scr_stat *scp); 205static void draw_cutmarking(scr_stat *scp); 206static void remove_cutmarking(scr_stat *scp); 207static void save_palette(void); 208static void do_bell(scr_stat *scp, int pitch, int duration); 209static void blink_screen(scr_stat *scp); 210#ifdef SC_SPLASH_SCREEN 211static void toggle_splash_screen(scr_stat *scp); 212#endif 213 214struct isa_driver scdriver = { 215 scprobe, scattach, "sc", 1 216}; 217 218static d_open_t scopen; 219static d_close_t scclose; 220static d_read_t scread; 221static d_write_t scwrite; 222static d_ioctl_t scioctl; 223static d_devtotty_t scdevtotty; 224static d_mmap_t scmmap; 225 226#define CDEV_MAJOR 12 227static struct cdevsw scdevsw = { 228 scopen, scclose, scread, scwrite, 229 scioctl, nullstop, noreset, scdevtotty, 230 ttselect, scmmap, nostrategy, "sc", NULL, -1 }; 231 232/* 233 * These functions need to be before calls to them so they can be inlined. 234 */ 235static inline void 236draw_cursor_image(scr_stat *scp) 237{ 238 u_short cursor_image, *ptr = Crtat + (scp->cursor_pos - scp->scr_buf); 239 240 /* do we have a destructive cursor ? */ 241 if (flags & CHAR_CURSOR) { 242 cursor_image = *scp->cursor_pos; 243 scp->cursor_saveunder = cursor_image; 244 /* modify cursor_image */ 245 if (!(flags & BLINK_CURSOR)||((flags & BLINK_CURSOR)&&(blinkrate & 4))){ 246 set_destructive_cursor(scp); 247 cursor_image &= 0xff00; 248 cursor_image |= DEAD_CHAR; 249 } 250 } 251 else { 252 cursor_image = (*(ptr) & 0x00ff) | *(scp->cursor_pos) & 0xff00; 253 scp->cursor_saveunder = cursor_image; 254 if (!(flags & BLINK_CURSOR)||((flags & BLINK_CURSOR)&&(blinkrate & 4))){ 255 if ((cursor_image & 0x7000) == 0x7000) { 256 cursor_image &= 0x8fff; 257 if(!(cursor_image & 0x0700)) 258 cursor_image |= 0x0700; 259 } else { 260 cursor_image |= 0x7000; 261 if ((cursor_image & 0x0700) == 0x0700) 262 cursor_image &= 0xf0ff; 263 } 264 } 265 } 266 *ptr = cursor_image; 267} 268 269static inline void 270remove_cursor_image(scr_stat *scp) 271{ 272 *(Crtat + (scp->cursor_oldpos - scp->scr_buf)) = scp->cursor_saveunder; 273} 274 275static inline void 276move_crsr(scr_stat *scp, int x, int y) 277{ 278 if (x < 0) 279 x = 0; 280 if (y < 0) 281 y = 0; 282 if (x >= scp->xsize) 283 x = scp->xsize-1; 284 if (y >= scp->ysize) 285 y = scp->ysize-1; 286 scp->xpos = x; 287 scp->ypos = y; 288 scp->cursor_pos = scp->scr_buf + scp->ypos * scp->xsize + scp->xpos; 289} 290 291static int 292scprobe(struct isa_device *dev) 293{ 294 int i, j, retries = 5; 295 u_char val; 296 297 /* Enable interrupts and keyboard controller */ 298 kbd_wait(); 299 outb(KB_STAT, KB_WRITE); 300 kbd_wait(); 301 outb(KB_DATA, KB_MODE); 302 303 /* flush any noise in the buffer */ 304 while (inb(KB_STAT) & KB_BUF_FULL) { 305 DELAY(100); 306 (void) inb(KB_DATA); 307 } 308 309 /* Reset keyboard hardware */ 310 while (retries--) { 311 kbd_wait(); 312 outb(KB_DATA, KB_RESET); 313 for (i=0; i<10000; i++) { 314 DELAY(100); 315 val = inb(KB_DATA); 316 if (val == KB_ACK || val == KB_ECHO) 317 goto gotres; 318 if (val == KB_RESEND) 319 break; 320 } 321 } 322gotres: 323 if (retries < 0) { 324 printf("scprobe: keyboard won't accept RESET command\n"); 325#ifdef SC_KBD_PROBE_WORKS 326 return (0); 327#endif 328 } else { 329 i = 10; /* At most 10 retries. */ 330gotack: 331 DELAY(100); 332 j = 1000; /* Wait at most 1 s. */ 333 while ((inb(KB_STAT) & KB_BUF_FULL) == 0 && --j > 0) DELAY(1000); 334 DELAY(1000); 335 val = inb(KB_DATA); 336 if (val == KB_ACK && --i > 0) 337 goto gotack; 338 if (val != KB_RESET_DONE) { 339 printf("scprobe: keyboard RESET failed (result = 0x%02x)\n", val); 340#ifdef SC_KBD_PROBE_WORKS 341 return (0); 342#endif 343 } 344 } 345#ifdef XT_KEYBOARD 346 kbd_wait(); 347 outb(KB_DATA, 0xF0); 348 kbd_wait(); 349 outb(KB_DATA, 1); 350 kbd_wait(); 351#endif /* XT_KEYBOARD */ 352 return (IO_KBDSIZE); 353} 354 355#if NAPM > 0 356static int 357scresume(void *dummy) 358{ 359 shfts = ctls = alts = agrs = metas = 0; 360 return 0; 361} 362#endif 363 364static int 365scattach(struct isa_device *dev) 366{ 367 scr_stat *scp; 368 dev_t cdev = makedev(CDEV_MAJOR, 0); 369#ifdef DEVFS 370 int vc; 371#endif 372 373 scinit(); 374 flags = dev->id_flags; 375 376 scp = console[0]; 377 378 if (crtc_vga) { 379 cut_buffer = (char *)malloc(scp->xsize*scp->ysize, M_DEVBUF, M_NOWAIT); 380 font_8 = (char *)malloc(8*256, M_DEVBUF, M_NOWAIT); 381 font_14 = (char *)malloc(14*256, M_DEVBUF, M_NOWAIT); 382 font_16 = (char *)malloc(16*256, M_DEVBUF, M_NOWAIT); 383 copy_font(SAVE, FONT_16, font_16); 384 fonts_loaded = FONT_16; 385 scp->font_size = FONT_16; 386 palette = (char *)malloc(3*256, M_DEVBUF, M_NOWAIT); 387 save_palette(); 388 } 389 390 scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 391 M_DEVBUF, M_NOWAIT); 392 /* copy screen to buffer */ 393 bcopyw(buffer, scp->scr_buf, scp->xsize * scp->ysize * sizeof(u_short)); 394 scp->cursor_pos = scp->cursor_oldpos = 395 scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; 396 scp->mouse_pos = scp->mouse_oldpos = scp->scr_buf; 397 398 /* initialize history buffer & pointers */ 399 scp->history_head = scp->history_pos = scp->history = 400 (u_short *)malloc(scp->history_size*sizeof(u_short), 401 M_DEVBUF, M_NOWAIT); 402 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 403 404 /* initialize cursor stuff */ 405 if (!(scp->status & UNKNOWN_MODE)) { 406 draw_cursor_image(scp); 407 if (crtc_vga && (flags & CHAR_CURSOR)) 408 set_destructive_cursor(scp); 409 } 410 411 /* get screen update going */ 412 scrn_timer(); 413 414 update_leds(scp->status); 415 416 printf("sc%d: ", dev->id_unit); 417 if (crtc_vga) 418 if (crtc_addr == MONO_BASE) 419 printf("VGA mono"); 420 else 421 printf("VGA color"); 422 else 423 if (crtc_addr == MONO_BASE) 424 printf("MDA/hercules"); 425 else 426 printf("CGA/EGA"); 427 printf(" <%d virtual consoles, flags=0x%x>\n", MAXCONS, flags); 428 429#if NAPM > 0 430 scp->r_hook.ah_fun = scresume; 431 scp->r_hook.ah_arg = NULL; 432 scp->r_hook.ah_name = "system keyboard"; 433 scp->r_hook.ah_order = APM_MID_ORDER; 434 apm_hook_establish(APM_HOOK_RESUME , &scp->r_hook); 435#endif 436 437 cdevsw_add(&cdev, &scdevsw, NULL); 438 439#ifdef DEVFS 440 for (vc = 0; vc < MAXCONS; vc++) 441 sc_devfs_token[vc] = devfs_add_devswf(&scdevsw, vc, DV_CHR, UID_ROOT, 442 GID_WHEEL, 0600, "ttyv%n", vc); 443#endif 444 return 0; 445} 446 447struct tty 448*scdevtotty(dev_t dev) 449{ 450 int unit = minor(dev); 451 452 if (init_done == COLD) 453 return(NULL); 454 if (unit == SC_CONSOLE) 455 return CONSOLE_TTY; 456 if (unit == SC_MOUSE) 457 return MOUSE_TTY; 458 if (unit >= MAXCONS || unit < 0) 459 return(NULL); 460 return VIRTUAL_TTY(unit); 461} 462 463int 464scopen(dev_t dev, int flag, int mode, struct proc *p) 465{ 466 struct tty *tp = scdevtotty(dev); 467 468 if (!tp) 469 return(ENXIO); 470 471 tp->t_oproc = (minor(dev) == SC_MOUSE) ? scmousestart : scstart; 472 tp->t_param = scparam; 473 tp->t_dev = dev; 474 if (!(tp->t_state & TS_ISOPEN)) { 475 ttychars(tp); 476 tp->t_iflag = TTYDEF_IFLAG; 477 tp->t_oflag = TTYDEF_OFLAG; 478 tp->t_cflag = TTYDEF_CFLAG; 479 tp->t_lflag = TTYDEF_LFLAG; 480 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 481 scparam(tp, &tp->t_termios); 482 ttsetwater(tp); 483 (*linesw[tp->t_line].l_modem)(tp, 1); 484 } 485 else 486 if (tp->t_state & TS_XCLUDE && p->p_ucred->cr_uid != 0) 487 return(EBUSY); 488 if (minor(dev) < MAXCONS && !console[minor(dev)]) { 489 console[minor(dev)] = alloc_scp(); 490 } 491 if (minor(dev)<MAXCONS && !tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 492 tp->t_winsize.ws_col = console[minor(dev)]->xsize; 493 tp->t_winsize.ws_row = console[minor(dev)]->ysize; 494 } 495 return ((*linesw[tp->t_line].l_open)(dev, tp)); 496} 497 498int 499scclose(dev_t dev, int flag, int mode, struct proc *p) 500{ 501 struct tty *tp = scdevtotty(dev); 502 struct scr_stat *scp; 503 504 if (!tp) 505 return(ENXIO); 506 if (minor(dev) < MAXCONS) { 507 scp = get_scr_stat(tp->t_dev); 508 if (scp->status & SWITCH_WAIT_ACQ) 509 wakeup((caddr_t)&scp->smode); 510#if not_yet_done 511 if (scp == &main_console) { 512 scp->pid = 0; 513 scp->proc = NULL; 514 scp->smode.mode = VT_AUTO; 515 } 516 else { 517 free(scp->scr_buf, M_DEVBUF); 518 free(scp->history, M_DEVBUF); 519 free(scp, M_DEVBUF); 520 console[minor(dev)] = NULL; 521 } 522#else 523 scp->pid = 0; 524 scp->proc = NULL; 525 scp->smode.mode = VT_AUTO; 526#endif 527 } 528 (*linesw[tp->t_line].l_close)(tp, flag); 529 ttyclose(tp); 530 return(0); 531} 532 533int 534scread(dev_t dev, struct uio *uio, int flag) 535{ 536 struct tty *tp = scdevtotty(dev); 537 538 if (!tp) 539 return(ENXIO); 540 return((*linesw[tp->t_line].l_read)(tp, uio, flag)); 541} 542 543int 544scwrite(dev_t dev, struct uio *uio, int flag) 545{ 546 struct tty *tp = scdevtotty(dev); 547 548 if (!tp) 549 return(ENXIO); 550 return((*linesw[tp->t_line].l_write)(tp, uio, flag)); 551} 552 553void 554scintr(int unit) 555{ 556 static struct tty *cur_tty; 557 int c, len; 558 u_char *cp; 559 560 /* make screensaver happy */ 561 scrn_time_stamp = time.tv_sec; 562 if (scrn_blanked) { 563 (*current_saver)(FALSE); 564 mark_all(cur_console); 565 } 566 567 c = scgetc(1); 568 569 cur_tty = VIRTUAL_TTY(get_scr_num()); 570 if (!(cur_tty->t_state & TS_ISOPEN)) 571 if (!((cur_tty = CONSOLE_TTY)->t_state & TS_ISOPEN)) 572 return; 573 574 switch (c & 0xff00) { 575 case 0x0000: /* normal key */ 576 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 577 break; 578 case NOKEY: /* nothing there */ 579 break; 580 case FKEY: /* function key, return string */ 581 if (cp = get_fstr((u_int)c, (u_int *)&len)) { 582 while (len-- > 0) 583 (*linesw[cur_tty->t_line].l_rint)(*cp++ & 0xFF, cur_tty); 584 } 585 break; 586 case MKEY: /* meta is active, prepend ESC */ 587 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 588 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 589 break; 590 case BKEY: /* backtab fixed sequence (esc [ Z) */ 591 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 592 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 593 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 594 break; 595 } 596} 597 598static int 599scparam(struct tty *tp, struct termios *t) 600{ 601 tp->t_ispeed = t->c_ispeed; 602 tp->t_ospeed = t->c_ospeed; 603 tp->t_cflag = t->c_cflag; 604 return 0; 605} 606 607int 608scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) 609{ 610 int error; 611 u_int i; 612 struct tty *tp; 613 struct trapframe *fp; 614 scr_stat *scp; 615 616 tp = scdevtotty(dev); 617 if (!tp) 618 return ENXIO; 619 scp = get_scr_stat(tp->t_dev); 620 621 switch (cmd) { /* process console hardware related ioctl's */ 622 623 case GIO_ATTR: /* get current attributes */ 624 *(int*)data = (scp->term.cur_attr >> 8) & 0xFF; 625 return 0; 626 627 case GIO_COLOR: /* is this a color console ? */ 628 if (crtc_addr == COLOR_BASE) 629 *(int*)data = 1; 630 else 631 *(int*)data = 0; 632 return 0; 633 634 case CONS_CURRENT: /* get current adapter type */ 635 if (crtc_vga) 636 *(int*)data = KD_VGA; 637 else 638 if (crtc_addr == MONO_BASE) 639 *(int*)data = KD_MONO; 640 else 641 *(int*)data = KD_CGA; 642 return 0; 643 644 case CONS_GET: /* get current video mode */ 645 *(int*)data = scp->mode; 646 return 0; 647 648 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 649 scrn_blank_time = *(int*)data; 650 return 0; 651 652 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 653 if ((*(int*)data) & 0x01) 654 flags |= BLINK_CURSOR; 655 else 656 flags &= ~BLINK_CURSOR; 657 if ((*(int*)data) & 0x02) { 658 if (!crtc_vga) 659 return ENXIO; 660 flags |= CHAR_CURSOR; 661 set_destructive_cursor(scp); 662 } else 663 flags &= ~CHAR_CURSOR; 664 return 0; 665 666 case CONS_BELLTYPE: /* set bell type sound/visual */ 667 if (*data) 668 flags |= VISUAL_BELL; 669 else 670 flags &= ~VISUAL_BELL; 671 return 0; 672 673 case CONS_HISTORY: /* set history size */ 674 if (*data) { 675 free(scp->history, M_DEVBUF); 676 scp->history_size = *(int*)data; 677 if (scp->history_size < scp->ysize) 678 scp->history = NULL; 679 else { 680 scp->history_size *= scp->xsize; 681 scp->history_head = scp->history_pos = scp->history = 682 (u_short *)malloc(scp->history_size*sizeof(u_short), 683 M_DEVBUF, M_WAITOK); 684 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 685 } 686 return 0; 687 } 688 else 689 return EINVAL; 690 691 case CONS_MOUSECTL: /* control mouse arrow */ 692 { 693 mouse_info_t *mouse = (mouse_info_t*)data; 694 695 if (!crtc_vga) 696 return ENXIO; 697 698 switch (mouse->operation) { 699 case MOUSE_MODE: 700 if (mouse->u.mode.signal > 0 && mouse->u.mode.signal < NSIG) { 701 scp->mouse_signal = mouse->u.mode.signal; 702 scp->mouse_proc = p; 703 scp->mouse_pid = p->p_pid; 704 } 705 else { 706 scp->mouse_signal = 0; 707 scp->mouse_proc = NULL; 708 scp->mouse_pid = 0; 709 } 710 break; 711 712 case MOUSE_SHOW: 713 if (!(scp->status & MOUSE_ENABLED)) { 714 scp->status |= MOUSE_ENABLED; 715 scp->mouse_oldpos = scp->mouse_pos; 716 mark_all(scp); 717 } 718 else 719 return EINVAL; 720 break; 721 722 case MOUSE_HIDE: 723 if (scp->status & MOUSE_ENABLED) { 724 scp->status &= ~MOUSE_ENABLED; 725 mark_all(scp); 726 } 727 else 728 return EINVAL; 729 break; 730 731 case MOUSE_MOVEABS: 732 scp->mouse_xpos = mouse->u.data.x; 733 scp->mouse_ypos = mouse->u.data.y; 734 set_mouse_pos(scp); 735 break; 736 737 case MOUSE_MOVEREL: 738 scp->mouse_xpos += mouse->u.data.x; 739 scp->mouse_ypos += mouse->u.data.y; 740 set_mouse_pos(scp); 741 break; 742 743 case MOUSE_GETINFO: 744 mouse->u.data.x = scp->mouse_xpos; 745 mouse->u.data.y = scp->mouse_ypos; 746 mouse->u.data.buttons = scp->mouse_buttons; 747 break; 748 749 case MOUSE_ACTION: 750 /* this should maybe only be settable from /dev/consolectl SOS */ 751 /* send out mouse event on /dev/sysmouse */ 752 if ((MOUSE_TTY)->t_state & TS_ISOPEN) { 753 u_char buf[5]; 754 int i; 755 756 buf[0] = 0x80 | ((~mouse->u.data.buttons) & 0x07); 757 buf[1] = (mouse->u.data.x & 0x1fe >> 1); 758 buf[3] = (mouse->u.data.x & 0x1ff) - buf[1]; 759 buf[2] = -(mouse->u.data.y & 0x1fe >> 1); 760 buf[4] = -(mouse->u.data.y & 0x1ff) - buf[2]; 761 for (i=0; i<5; i++) 762 (*linesw[(MOUSE_TTY)->t_line].l_rint)(buf[i],MOUSE_TTY); 763 } 764 cur_console->mouse_xpos += mouse->u.data.x; 765 cur_console->mouse_ypos += mouse->u.data.y; 766 if (cur_console->mouse_signal) { 767 cur_console->mouse_buttons = mouse->u.data.buttons; 768 /* has controlling process died? */ 769 if (cur_console->mouse_proc && 770 (cur_console->mouse_proc != pfind(cur_console->mouse_pid))){ 771 cur_console->mouse_signal = 0; 772 cur_console->mouse_proc = NULL; 773 cur_console->mouse_pid = 0; 774 } 775 else 776 psignal(cur_console->mouse_proc, cur_console->mouse_signal); 777 } 778 else { 779 /* process button presses */ 780 if (cur_console->mouse_buttons != mouse->u.data.buttons) { 781 cur_console->mouse_buttons = mouse->u.data.buttons; 782 if (!(scp->status & UNKNOWN_MODE)) { 783 if (cur_console->mouse_buttons & LEFT_BUTTON) 784 mouse_cut_start(cur_console); 785 else 786 mouse_cut_end(cur_console); 787 if (cur_console->mouse_buttons & RIGHT_BUTTON || 788 cur_console->mouse_buttons & MIDDLE_BUTTON) 789 mouse_paste(cur_console); 790 } 791 } 792 } 793 if (mouse->u.data.x != 0 || mouse->u.data.y != 0) 794 set_mouse_pos(cur_console); 795 break; 796 797 default: 798 return EINVAL; 799 } 800 /* make screensaver happy */ 801 if (scp == cur_console) { 802 scrn_time_stamp = time.tv_sec; 803 if (scrn_blanked) { 804 (*current_saver)(FALSE); 805 mark_all(scp); 806 } 807 } 808 return 0; 809 } 810 811 case CONS_GETINFO: /* get current (virtual) console info */ 812 { 813 vid_info_t *ptr = (vid_info_t*)data; 814 if (ptr->size == sizeof(struct vid_info)) { 815 ptr->m_num = get_scr_num(); 816 ptr->mv_col = scp->xpos; 817 ptr->mv_row = scp->ypos; 818 ptr->mv_csz = scp->xsize; 819 ptr->mv_rsz = scp->ysize; 820 ptr->mv_norm.fore = (scp->term.std_color & 0x0f00)>>8; 821 ptr->mv_norm.back = (scp->term.std_color & 0xf000)>>12; 822 ptr->mv_rev.fore = (scp->term.rev_color & 0x0f00)>>8; 823 ptr->mv_rev.back = (scp->term.rev_color & 0xf000)>>12; 824 ptr->mv_grfc.fore = 0; /* not supported */ 825 ptr->mv_grfc.back = 0; /* not supported */ 826 ptr->mv_ovscan = scp->border; 827 ptr->mk_keylock = scp->status & LOCK_KEY_MASK; 828 return 0; 829 } 830 return EINVAL; 831 } 832 833 case CONS_GETVERS: /* get version number */ 834 *(int*)data = 0x200; /* version 2.0 */ 835 return 0; 836 837 /* VGA TEXT MODES */ 838 case SW_VGA_C40x25: 839 case SW_VGA_C80x25: case SW_VGA_M80x25: 840 case SW_VGA_C80x30: case SW_VGA_M80x30: 841 case SW_VGA_C80x50: case SW_VGA_M80x50: 842 case SW_VGA_C80x60: case SW_VGA_M80x60: 843 case SW_B40x25: case SW_C40x25: 844 case SW_B80x25: case SW_C80x25: 845 case SW_ENH_B40x25: case SW_ENH_C40x25: 846 case SW_ENH_B80x25: case SW_ENH_C80x25: 847 case SW_ENH_B80x43: case SW_ENH_C80x43: 848 849 if (!crtc_vga || video_mode_ptr == NULL) 850 return ENXIO; 851 switch (cmd & 0xff) { 852 case M_VGA_C80x60: case M_VGA_M80x60: 853 if (!(fonts_loaded & FONT_8)) 854 return EINVAL; 855 scp->xsize = 80; 856 scp->ysize = 60; 857 break; 858 case M_VGA_C80x50: case M_VGA_M80x50: 859 if (!(fonts_loaded & FONT_8)) 860 return EINVAL; 861 scp->xsize = 80; 862 scp->ysize = 50; 863 break; 864 case M_ENH_B80x43: case M_ENH_C80x43: 865 if (!(fonts_loaded & FONT_8)) 866 return EINVAL; 867 scp->xsize = 80; 868 scp->ysize = 43; 869 break; 870 case M_VGA_C80x30: case M_VGA_M80x30: 871 scp->xsize = 80; 872 scp->ysize = 30; 873 break; 874 default: 875 if ((cmd & 0xff) > M_VGA_CG320) 876 return EINVAL; 877 else 878 scp->xsize = *(video_mode_ptr+((cmd&0xff)*64)); 879 scp->ysize = *(video_mode_ptr+((cmd&0xff)*64)+1)+1; 880 break; 881 } 882 scp->mode = cmd & 0xff; 883 free(scp->scr_buf, M_DEVBUF); 884 scp->scr_buf = (u_short *) 885 malloc(scp->xsize*scp->ysize*sizeof(u_short), M_DEVBUF, M_WAITOK); 886 scp->cursor_pos = scp->cursor_oldpos = 887 scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; 888 scp->mouse_pos = scp->mouse_oldpos = 889 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 890 scp->mouse_xpos/8); 891 free(cut_buffer, M_DEVBUF); 892 cut_buffer = (char *)malloc(scp->xsize*scp->ysize, M_DEVBUF, M_NOWAIT); 893 cut_buffer[0] = 0x00; 894 if (scp == cur_console) 895 set_mode(scp); 896 scp->status &= ~UNKNOWN_MODE; 897 clear_screen(scp); 898 if (tp->t_winsize.ws_col != scp->xsize 899 || tp->t_winsize.ws_row != scp->ysize) { 900 tp->t_winsize.ws_col = scp->xsize; 901 tp->t_winsize.ws_row = scp->ysize; 902 pgsignal(tp->t_pgrp, SIGWINCH, 1); 903 } 904 return 0; 905 906 /* GRAPHICS MODES */ 907 case SW_BG320: case SW_BG640: 908 case SW_CG320: case SW_CG320_D: case SW_CG640_E: 909 case SW_CG640x350: case SW_ENH_CG640: 910 case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320: 911 912 if (!crtc_vga || video_mode_ptr == NULL) 913 return ENXIO; 914 scp->mode = cmd & 0xFF; 915 scp->xpixel = (*(video_mode_ptr + (scp->mode*64))) * 8; 916 scp->ypixel = (*(video_mode_ptr + (scp->mode*64) + 1) + 1) * 917 (*(video_mode_ptr + (scp->mode*64) + 2)); 918 if (scp == cur_console) 919 set_mode(scp); 920 scp->status |= UNKNOWN_MODE; /* graphics mode */ 921 /* clear_graphics();*/ 922 923 if (tp->t_winsize.ws_xpixel != scp->xpixel 924 || tp->t_winsize.ws_ypixel != scp->ypixel) { 925 tp->t_winsize.ws_xpixel = scp->xpixel; 926 tp->t_winsize.ws_ypixel = scp->ypixel; 927 pgsignal(tp->t_pgrp, SIGWINCH, 1); 928 } 929 return 0; 930 931 case VT_SETMODE: /* set screen switcher mode */ 932 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 933 if (scp->smode.mode == VT_PROCESS) { 934 scp->proc = p; 935 scp->pid = scp->proc->p_pid; 936 } 937 return 0; 938 939 case VT_GETMODE: /* get screen switcher mode */ 940 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 941 return 0; 942 943 case VT_RELDISP: /* screen switcher ioctl */ 944 switch(*data) { 945 case VT_FALSE: /* user refuses to release screen, abort */ 946 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 947 old_scp->status &= ~SWITCH_WAIT_REL; 948 switch_in_progress = FALSE; 949 return 0; 950 } 951 return EINVAL; 952 953 case VT_TRUE: /* user has released screen, go on */ 954 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 955 scp->status &= ~SWITCH_WAIT_REL; 956 exchange_scr(); 957 if (new_scp->smode.mode == VT_PROCESS) { 958 new_scp->status |= SWITCH_WAIT_ACQ; 959 psignal(new_scp->proc, new_scp->smode.acqsig); 960 } 961 else 962 switch_in_progress = FALSE; 963 return 0; 964 } 965 return EINVAL; 966 967 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 968 if (scp == new_scp && (scp->status & SWITCH_WAIT_ACQ)) { 969 scp->status &= ~SWITCH_WAIT_ACQ; 970 switch_in_progress = FALSE; 971 return 0; 972 } 973 return EINVAL; 974 975 default: 976 return EINVAL; 977 } 978 /* NOT REACHED */ 979 980 case VT_OPENQRY: /* return free virtual console */ 981 for (i = 0; i < MAXCONS; i++) { 982 tp = VIRTUAL_TTY(i); 983 if (!(tp->t_state & TS_ISOPEN)) { 984 *data = i + 1; 985 return 0; 986 } 987 } 988 return EINVAL; 989 990 case VT_ACTIVATE: /* switch to screen *data */ 991 return switch_scr(scp, (*data) - 1); 992 993 case VT_WAITACTIVE: /* wait for switch to occur */ 994 if (*data > MAXCONS || *data < 0) 995 return EINVAL; 996 if (minor(dev) == (*data) - 1) 997 return 0; 998 if (*data == 0) { 999 if (scp == cur_console) 1000 return 0; 1001 } 1002 else 1003 scp = console[(*data) - 1]; 1004 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 1005 "waitvt", 0)) == ERESTART) ; 1006 return error; 1007 1008 case VT_GETACTIVE: 1009 *data = get_scr_num()+1; 1010 return 0; 1011 1012 case KDENABIO: /* allow io operations */ 1013 error = suser(p->p_ucred, &p->p_acflag); 1014 if (error != 0) 1015 return error; 1016 fp = (struct trapframe *)p->p_md.md_regs; 1017 fp->tf_eflags |= PSL_IOPL; 1018 return 0; 1019 1020 case KDDISABIO: /* disallow io operations (default) */ 1021 fp = (struct trapframe *)p->p_md.md_regs; 1022 fp->tf_eflags &= ~PSL_IOPL; 1023 return 0; 1024 1025 case KDSETMODE: /* set current mode of this (virtual) console */ 1026 switch (*data) { 1027 case KD_TEXT: /* switch to TEXT (known) mode */ 1028 /* restore fonts & palette ! */ 1029 if (crtc_vga) { 1030 if (fonts_loaded & FONT_8) 1031 copy_font(LOAD, FONT_8, font_8); 1032 if (fonts_loaded & FONT_14) 1033 copy_font(LOAD, FONT_14, font_14); 1034 if (fonts_loaded & FONT_16) 1035 copy_font(LOAD, FONT_16, font_16); 1036 if (flags & CHAR_CURSOR) 1037 set_destructive_cursor(scp); 1038 load_palette(); 1039 } 1040 /* FALL THROUGH */ 1041 1042 case KD_TEXT1: /* switch to TEXT (known) mode */ 1043 /* no restore fonts & palette */ 1044 if (crtc_vga && video_mode_ptr) 1045 set_mode(scp); 1046 scp->status &= ~UNKNOWN_MODE; 1047 clear_screen(scp); 1048 return 0; 1049 1050 case KD_GRAPHICS: /* switch to GRAPHICS (unknown) mode */ 1051 scp->status |= UNKNOWN_MODE; 1052 return 0; 1053 default: 1054 return EINVAL; 1055 } 1056 /* NOT REACHED */ 1057 1058 case KDGETMODE: /* get current mode of this (virtual) console */ 1059 *data = (scp->status & UNKNOWN_MODE) ? KD_GRAPHICS : KD_TEXT; 1060 return 0; 1061 1062 case KDSBORDER: /* set border color of this (virtual) console */ 1063 if (!crtc_vga) 1064 return ENXIO; 1065 scp->border = *data; 1066 if (scp == cur_console) 1067 set_border(scp->border); 1068 return 0; 1069 1070 case KDSKBSTATE: /* set keyboard state (locks) */ 1071 if (*data >= 0 && *data <= LOCK_KEY_MASK) { 1072 scp->status &= ~LOCK_KEY_MASK; 1073 scp->status |= *data; 1074 if (scp == cur_console) 1075 update_leds(scp->status); 1076 return 0; 1077 } 1078 return EINVAL; 1079 1080 case KDGKBSTATE: /* get keyboard state (locks) */ 1081 *data = scp->status & LOCK_KEY_MASK; 1082 return 0; 1083 1084 case KDSETRAD: /* set keyboard repeat & delay rates */ 1085 if (*data & 0x80) 1086 return EINVAL; 1087 i = spltty(); 1088 kbd_cmd(KB_SETRAD); 1089 kbd_cmd(*data); 1090 splx(i); 1091 return 0; 1092 1093 case KDSKBMODE: /* set keyboard mode */ 1094 switch (*data) { 1095 case K_RAW: /* switch to RAW scancode mode */ 1096 scp->status |= KBD_RAW_MODE; 1097 return 0; 1098 1099 case K_XLATE: /* switch to XLT ascii mode */ 1100 if (scp == cur_console && scp->status == KBD_RAW_MODE) 1101 shfts = ctls = alts = agrs = metas = 0; 1102 scp->status &= ~KBD_RAW_MODE; 1103 return 0; 1104 default: 1105 return EINVAL; 1106 } 1107 /* NOT REACHED */ 1108 1109 case KDGKBMODE: /* get keyboard mode */ 1110 *data = (scp->status & KBD_RAW_MODE) ? K_RAW : K_XLATE; 1111 return 0; 1112 1113 case KDMKTONE: /* sound the bell */ 1114 if (*(int*)data) 1115 do_bell(scp, (*(int*)data)&0xffff, 1116 (((*(int*)data)>>16)&0xffff)*hz/1000); 1117 else 1118 do_bell(scp, scp->bell_pitch, scp->bell_duration); 1119 return 0; 1120 1121 case KIOCSOUND: /* make tone (*data) hz */ 1122 if (scp == cur_console) { 1123 if (*(int*)data) { 1124 int pitch = TIMER_FREQ/(*(int*)data); 1125 1126 /* set command for counter 2, 2 byte write */ 1127 if (acquire_timer2(TIMER_16BIT|TIMER_SQWAVE)) 1128 return EBUSY; 1129 1130 /* set pitch */ 1131 outb(TIMER_CNTR2, pitch); 1132 outb(TIMER_CNTR2, (pitch>>8)); 1133 1134 /* enable counter 2 output to speaker */ 1135 outb(IO_PPI, inb(IO_PPI) | 3); 1136 } 1137 else { 1138 /* disable counter 2 output to speaker */ 1139 outb(IO_PPI, inb(IO_PPI) & 0xFC); 1140 release_timer2(); 1141 } 1142 } 1143 return 0; 1144 1145 case KDGKBTYPE: /* get keyboard type */ 1146 *data = 0; /* type not known (yet) */ 1147 return 0; 1148 1149 case KDSETLED: /* set keyboard LED status */ 1150 if (*data >= 0 && *data <= LED_MASK) { 1151 scp->status &= ~LED_MASK; 1152 scp->status |= *data; 1153 if (scp == cur_console) 1154 update_leds(scp->status); 1155 return 0; 1156 } 1157 return EINVAL; 1158 1159 case KDGETLED: /* get keyboard LED status */ 1160 *data = scp->status & LED_MASK; 1161 return 0; 1162 1163 case GETFKEY: /* get functionkey string */ 1164 if (*(u_short*)data < n_fkey_tab) { 1165 fkeyarg_t *ptr = (fkeyarg_t*)data; 1166 bcopy(&fkey_tab[ptr->keynum].str, ptr->keydef, 1167 fkey_tab[ptr->keynum].len); 1168 ptr->flen = fkey_tab[ptr->keynum].len; 1169 return 0; 1170 } 1171 else 1172 return EINVAL; 1173 1174 case SETFKEY: /* set functionkey string */ 1175 if (*(u_short*)data < n_fkey_tab) { 1176 fkeyarg_t *ptr = (fkeyarg_t*)data; 1177 bcopy(ptr->keydef, &fkey_tab[ptr->keynum].str, 1178 min(ptr->flen, MAXFK)); 1179 fkey_tab[ptr->keynum].len = min(ptr->flen, MAXFK); 1180 return 0; 1181 } 1182 else 1183 return EINVAL; 1184 1185 case GIO_SCRNMAP: /* get output translation table */ 1186 bcopy(&scr_map, data, sizeof(scr_map)); 1187 return 0; 1188 1189 case PIO_SCRNMAP: /* set output translation table */ 1190 bcopy(data, &scr_map, sizeof(scr_map)); 1191 for (i=0; i<sizeof(scr_map); i++) 1192 scr_rmap[scr_map[i]] = i; 1193 return 0; 1194 1195 case GIO_KEYMAP: /* get keyboard translation table */ 1196 bcopy(&key_map, data, sizeof(key_map)); 1197 return 0; 1198 1199 case PIO_KEYMAP: /* set keyboard translation table */ 1200 bcopy(data, &key_map, sizeof(key_map)); 1201 return 0; 1202 1203 case PIO_FONT8x8: /* set 8x8 dot font */ 1204 if (!crtc_vga) 1205 return ENXIO; 1206 bcopy(data, font_8, 8*256); 1207 fonts_loaded |= FONT_8; 1208 copy_font(LOAD, FONT_8, font_8); 1209 if (flags & CHAR_CURSOR) 1210 set_destructive_cursor(scp); 1211 return 0; 1212 1213 case GIO_FONT8x8: /* get 8x8 dot font */ 1214 if (!crtc_vga) 1215 return ENXIO; 1216 if (fonts_loaded & FONT_8) { 1217 bcopy(font_8, data, 8*256); 1218 return 0; 1219 } 1220 else 1221 return ENXIO; 1222 1223 case PIO_FONT8x14: /* set 8x14 dot font */ 1224 if (!crtc_vga) 1225 return ENXIO; 1226 bcopy(data, font_14, 14*256); 1227 fonts_loaded |= FONT_14; 1228 copy_font(LOAD, FONT_14, font_14); 1229 if (flags & CHAR_CURSOR) 1230 set_destructive_cursor(scp); 1231 return 0; 1232 1233 case GIO_FONT8x14: /* get 8x14 dot font */ 1234 if (!crtc_vga) 1235 return ENXIO; 1236 if (fonts_loaded & FONT_14) { 1237 bcopy(font_14, data, 14*256); 1238 return 0; 1239 } 1240 else 1241 return ENXIO; 1242 1243 case PIO_FONT8x16: /* set 8x16 dot font */ 1244 if (!crtc_vga) 1245 return ENXIO; 1246 bcopy(data, font_16, 16*256); 1247 fonts_loaded |= FONT_16; 1248 copy_font(LOAD, FONT_16, font_16); 1249 if (flags & CHAR_CURSOR) 1250 set_destructive_cursor(scp); 1251 return 0; 1252 1253 case GIO_FONT8x16: /* get 8x16 dot font */ 1254 if (!crtc_vga) 1255 return ENXIO; 1256 if (fonts_loaded & FONT_16) { 1257 bcopy(font_16, data, 16*256); 1258 return 0; 1259 } 1260 else 1261 return ENXIO; 1262 default: 1263 break; 1264 } 1265 1266 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1267 if (error >= 0) 1268 return(error); 1269 error = ttioctl(tp, cmd, data, flag); 1270 if (error >= 0) 1271 return(error); 1272 return(ENOTTY); 1273} 1274 1275static void 1276scstart(struct tty *tp) 1277{ 1278 struct clist *rbp; 1279 int s, len; 1280 u_char buf[PCBURST]; 1281 scr_stat *scp = get_scr_stat(tp->t_dev); 1282 1283 if (scp->status & SLKED || blink_in_progress) 1284 return; /* XXX who repeats the call when the above flags are cleared? */ 1285 s = spltty(); 1286 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1287 tp->t_state |= TS_BUSY; 1288 rbp = &tp->t_outq; 1289 while (rbp->c_cc) { 1290 len = q_to_b(rbp, buf, PCBURST); 1291 splx(s); 1292 ansi_put(scp, buf, len); 1293 s = spltty(); 1294 } 1295 tp->t_state &= ~TS_BUSY; 1296 ttwwakeup(tp); 1297 } 1298 splx(s); 1299} 1300 1301static void 1302scmousestart(struct tty *tp) 1303{ 1304 struct clist *rbp; 1305 int s; 1306 u_char buf[PCBURST]; 1307 1308 s = spltty(); 1309 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1310 tp->t_state |= TS_BUSY; 1311 rbp = &tp->t_outq; 1312 while (rbp->c_cc) { 1313 q_to_b(rbp, buf, PCBURST); 1314 } 1315 tp->t_state &= ~TS_BUSY; 1316 ttwwakeup(tp); 1317 } 1318 splx(s); 1319} 1320 1321void 1322sccnprobe(struct consdev *cp) 1323{ 1324 struct isa_device *dvp; 1325 1326 /* 1327 * Take control if we are the highest priority enabled display device. 1328 */ 1329 dvp = find_display(); 1330 if (dvp == NULL || dvp->id_driver != &scdriver) { 1331 cp->cn_pri = CN_DEAD; 1332 return; 1333 } 1334 1335 /* initialize required fields */ 1336 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLE); 1337 cp->cn_pri = CN_INTERNAL; 1338} 1339 1340void 1341sccninit(struct consdev *cp) 1342{ 1343 scinit(); 1344} 1345 1346void 1347sccnputc(dev_t dev, int c) 1348{ 1349 u_char buf[1]; 1350 int s; 1351 scr_stat *scp = console[0]; 1352 term_stat save = scp->term; 1353 1354 scp->term = kernel_console; 1355 current_default = &kernel_default; 1356 if ((scp->scr_buf == buffer || in_debugger) && 1357 !(scp->status & UNKNOWN_MODE)) { 1358 remove_cursor_image(scp); 1359 } 1360 buf[0] = c; 1361 ansi_put(scp, buf, 1); 1362 kernel_console = scp->term; 1363 current_default = &user_default; 1364 scp->term = save; 1365 s = splclock(); 1366 if (scp == cur_console && !(scp->status & UNKNOWN_MODE)) { 1367 if (/* timer not running && */ (scp->start <= scp->end)) { 1368 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start, 1369 (1 + scp->end - scp->start) * sizeof(u_short)); 1370 scp->start = scp->xsize * scp->ysize; 1371 scp->end = 0; 1372 } 1373 scp->cursor_oldpos = scp->cursor_pos; 1374 draw_cursor_image(scp); 1375 } 1376 splx(s); 1377} 1378 1379int 1380sccngetc(dev_t dev) 1381{ 1382 int s = spltty(); /* block scintr while we poll */ 1383 int c = scgetc(0); 1384 splx(s); 1385 return(c); 1386} 1387 1388int 1389sccncheckc(dev_t dev) 1390{ 1391 int c, s; 1392 1393 s = spltty(); 1394 c = scgetc(1); 1395 splx(s); 1396 return(c == NOKEY ? -1 : c); /* c == -1 can't happen */ 1397} 1398 1399static scr_stat 1400*get_scr_stat(dev_t dev) 1401{ 1402 int unit = minor(dev); 1403 1404 if (unit == SC_CONSOLE) 1405 return console[0]; 1406 if (unit >= MAXCONS || unit < 0) 1407 return(NULL); 1408 return console[unit]; 1409} 1410 1411static int 1412get_scr_num() 1413{ 1414 int i = 0; 1415 1416 while ((i < MAXCONS) && (cur_console != console[i])) 1417 i++; 1418 return i < MAXCONS ? i : 0; 1419} 1420 1421static void 1422scrn_timer() 1423{ 1424 scr_stat *scp = cur_console; 1425 int s = spltty(); 1426 1427 /* should we just return ? */ 1428 if ((scp->status&UNKNOWN_MODE) || blink_in_progress || switch_in_progress) { 1429 timeout((timeout_func_t)scrn_timer, 0, hz/10); 1430 return; 1431 } 1432 1433 if (!scrn_blanked) { 1434 /* update screen image */ 1435 if (scp->start <= scp->end) { 1436 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start, 1437 (1 + scp->end - scp->start) * sizeof(u_short)); 1438 } 1439 1440 /* update "pseudo" mouse pointer image */ 1441 if ((scp->status & MOUSE_ENABLED) && crtc_vga) { 1442 /* did mouse move since last time ? */ 1443 if (scp->status & MOUSE_MOVED) { 1444 /* do we need to remove old mouse pointer image ? */ 1445 if (scp->mouse_cut_start != NULL || 1446 (scp->mouse_pos-scp->scr_buf) <= scp->start || 1447 (scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->end) { 1448 remove_mouse_image(scp); 1449 } 1450 scp->status &= ~MOUSE_MOVED; 1451 draw_mouse_image(scp); 1452 } 1453 else { 1454 /* mouse didn't move, has it been overwritten ? */ 1455 if ((scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->start && 1456 (scp->mouse_pos - scp->scr_buf) <= scp->end) { 1457 draw_mouse_image(scp); 1458 } 1459 } 1460 } 1461 1462 /* update cursor image */ 1463 if (scp->status & CURSOR_ENABLED) { 1464 /* did cursor move since last time ? */ 1465 if (scp->cursor_pos != scp->cursor_oldpos) { 1466 /* do we need to remove old cursor image ? */ 1467 if ((scp->cursor_oldpos - scp->scr_buf) < scp->start || 1468 ((scp->cursor_oldpos - scp->scr_buf) > scp->end)) { 1469 remove_cursor_image(scp); 1470 } 1471 scp->cursor_oldpos = scp->cursor_pos; 1472 draw_cursor_image(scp); 1473 } 1474 else { 1475 /* cursor didn't move, has it been overwritten ? */ 1476 if (scp->cursor_pos - scp->scr_buf >= scp->start && 1477 scp->cursor_pos - scp->scr_buf <= scp->end) { 1478 draw_cursor_image(scp); 1479 } else { 1480 /* if its a blinking cursor, we may have to update it */ 1481 if (flags & BLINK_CURSOR) 1482 draw_cursor_image(scp); 1483 } 1484 } 1485 blinkrate++; 1486 } 1487 1488 if (scp->mouse_cut_start != NULL) 1489 draw_cutmarking(scp); 1490 1491 scp->end = 0; 1492 scp->start = scp->xsize*scp->ysize; 1493 } 1494 if (scrn_blank_time && (time.tv_sec > scrn_time_stamp+scrn_blank_time)) 1495 (*current_saver)(TRUE); 1496 timeout((timeout_func_t)scrn_timer, 0, hz/25); 1497 splx(s); 1498} 1499 1500static void 1501clear_screen(scr_stat *scp) 1502{ 1503 move_crsr(scp, 0, 0); 1504 scp->cursor_oldpos = scp->cursor_pos; 1505 fillw(scp->term.cur_color | scr_map[0x20], scp->scr_buf, 1506 scp->xsize * scp->ysize); 1507 mark_all(scp); 1508 remove_cutmarking(scp); 1509} 1510 1511static int 1512switch_scr(scr_stat *scp, u_int next_scr) 1513{ 1514 if (switch_in_progress && (cur_console->proc != pfind(cur_console->pid))) 1515 switch_in_progress = FALSE; 1516 1517 if (next_scr >= MAXCONS || switch_in_progress || 1518 (cur_console->smode.mode == VT_AUTO 1519 && cur_console->status & UNKNOWN_MODE)) { 1520 do_bell(scp, BELL_PITCH, BELL_DURATION); 1521 return EINVAL; 1522 } 1523 1524 /* is the wanted virtual console open ? */ 1525 if (next_scr) { 1526 struct tty *tp = VIRTUAL_TTY(next_scr); 1527 if (!(tp->t_state & TS_ISOPEN)) { 1528 do_bell(scp, BELL_PITCH, BELL_DURATION); 1529 return EINVAL; 1530 } 1531 } 1532 /* delay switch if actively updating screen */ 1533 if (write_in_progress || blink_in_progress) { 1534 delayed_next_scr = next_scr+1; 1535 return 0; 1536 } 1537 switch_in_progress = TRUE; 1538 old_scp = cur_console; 1539 new_scp = console[next_scr]; 1540 wakeup((caddr_t)&new_scp->smode); 1541 if (new_scp == old_scp) { 1542 switch_in_progress = FALSE; 1543 delayed_next_scr = FALSE; 1544 return 0; 1545 } 1546 1547 /* has controlling process died? */ 1548 if (old_scp->proc && (old_scp->proc != pfind(old_scp->pid))) 1549 old_scp->smode.mode = VT_AUTO; 1550 if (new_scp->proc && (new_scp->proc != pfind(new_scp->pid))) 1551 new_scp->smode.mode = VT_AUTO; 1552 1553 /* check the modes and switch approbiatly */ 1554 if (old_scp->smode.mode == VT_PROCESS) { 1555 old_scp->status |= SWITCH_WAIT_REL; 1556 psignal(old_scp->proc, old_scp->smode.relsig); 1557 } 1558 else { 1559 exchange_scr(); 1560 if (new_scp->smode.mode == VT_PROCESS) { 1561 new_scp->status |= SWITCH_WAIT_ACQ; 1562 psignal(new_scp->proc, new_scp->smode.acqsig); 1563 } 1564 else 1565 switch_in_progress = FALSE; 1566 } 1567 return 0; 1568} 1569 1570static void 1571exchange_scr(void) 1572{ 1573 move_crsr(old_scp, old_scp->xpos, old_scp->ypos); 1574 cur_console = new_scp; 1575 if (old_scp->mode != new_scp->mode || (old_scp->status & UNKNOWN_MODE)){ 1576 if (crtc_vga && video_mode_ptr) 1577 set_mode(new_scp); 1578 } 1579 move_crsr(new_scp, new_scp->xpos, new_scp->ypos); 1580 if ((old_scp->status & UNKNOWN_MODE) && crtc_vga) { 1581 if (flags & CHAR_CURSOR) 1582 set_destructive_cursor(new_scp); 1583 load_palette(); 1584 } 1585 if (old_scp->status & KBD_RAW_MODE || new_scp->status & KBD_RAW_MODE) 1586 shfts = ctls = alts = agrs = metas = 0; 1587 update_leds(new_scp->status); 1588 delayed_next_scr = FALSE; 1589 mark_all(new_scp); 1590} 1591 1592static void 1593scan_esc(scr_stat *scp, u_char c) 1594{ 1595 static u_char ansi_col[16] = 1596 {0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15}; 1597 int i, n; 1598 u_short *src, *dst, count; 1599 1600 if (scp->term.esc == 1) { 1601 switch (c) { 1602 1603 case '[': /* Start ESC [ sequence */ 1604 scp->term.esc = 2; 1605 scp->term.last_param = -1; 1606 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 1607 scp->term.param[i] = 1; 1608 scp->term.num_param = 0; 1609 return; 1610 1611 case 'M': /* Move cursor up 1 line, scroll if at top */ 1612 if (scp->ypos > 0) 1613 move_crsr(scp, scp->xpos, scp->ypos - 1); 1614 else { 1615 bcopyw(scp->scr_buf, scp->scr_buf + scp->xsize, 1616 (scp->ysize - 1) * scp->xsize * sizeof(u_short)); 1617 fillw(scp->term.cur_color | scr_map[0x20], 1618 scp->scr_buf, scp->xsize); 1619 mark_all(scp); 1620 } 1621 break; 1622#if notyet 1623 case 'Q': 1624 scp->term.esc = 4; 1625 break; 1626#endif 1627 case 'c': /* Clear screen & home */ 1628 clear_screen(scp); 1629 break; 1630 } 1631 } 1632 else if (scp->term.esc == 2) { 1633 if (c >= '0' && c <= '9') { 1634 if (scp->term.num_param < MAX_ESC_PAR) { 1635 if (scp->term.last_param != scp->term.num_param) { 1636 scp->term.last_param = scp->term.num_param; 1637 scp->term.param[scp->term.num_param] = 0; 1638 } 1639 else 1640 scp->term.param[scp->term.num_param] *= 10; 1641 scp->term.param[scp->term.num_param] += c - '0'; 1642 return; 1643 } 1644 } 1645 scp->term.num_param = scp->term.last_param + 1; 1646 switch (c) { 1647 1648 case ';': 1649 if (scp->term.num_param < MAX_ESC_PAR) 1650 return; 1651 break; 1652 1653 case '=': 1654 scp->term.esc = 3; 1655 scp->term.last_param = -1; 1656 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 1657 scp->term.param[i] = 1; 1658 scp->term.num_param = 0; 1659 return; 1660 1661 case 'A': /* up n rows */ 1662 n = scp->term.param[0]; if (n < 1) n = 1; 1663 move_crsr(scp, scp->xpos, scp->ypos - n); 1664 break; 1665 1666 case 'B': /* down n rows */ 1667 n = scp->term.param[0]; if (n < 1) n = 1; 1668 move_crsr(scp, scp->xpos, scp->ypos + n); 1669 break; 1670 1671 case 'C': /* right n columns */ 1672 n = scp->term.param[0]; if (n < 1) n = 1; 1673 move_crsr(scp, scp->xpos + n, scp->ypos); 1674 break; 1675 1676 case 'D': /* left n columns */ 1677 n = scp->term.param[0]; if (n < 1) n = 1; 1678 move_crsr(scp, scp->xpos - n, scp->ypos); 1679 break; 1680 1681 case 'E': /* cursor to start of line n lines down */ 1682 n = scp->term.param[0]; if (n < 1) n = 1; 1683 move_crsr(scp, 0, scp->ypos + n); 1684 break; 1685 1686 case 'F': /* cursor to start of line n lines up */ 1687 n = scp->term.param[0]; if (n < 1) n = 1; 1688 move_crsr(scp, 0, scp->ypos - n); 1689 break; 1690 1691 case 'f': /* Cursor move */ 1692 case 'H': 1693 if (scp->term.num_param == 0) 1694 move_crsr(scp, 0, 0); 1695 else if (scp->term.num_param == 2) 1696 move_crsr(scp, scp->term.param[1] - 1, scp->term.param[0] - 1); 1697 break; 1698 1699 case 'J': /* Clear all or part of display */ 1700 if (scp->term.num_param == 0) 1701 n = 0; 1702 else 1703 n = scp->term.param[0]; 1704 switch (n) { 1705 case 0: /* clear form cursor to end of display */ 1706 fillw(scp->term.cur_color | scr_map[0x20], 1707 scp->cursor_pos, 1708 scp->scr_buf + scp->xsize * scp->ysize - scp->cursor_pos); 1709 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1710 mark_for_update(scp, scp->xsize * scp->ysize); 1711 break; 1712 case 1: /* clear from beginning of display to cursor */ 1713 fillw(scp->term.cur_color | scr_map[0x20], 1714 scp->scr_buf, 1715 scp->cursor_pos - scp->scr_buf); 1716 mark_for_update(scp, 0); 1717 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1718 break; 1719 case 2: /* clear entire display */ 1720 clear_screen(scp); 1721 break; 1722 } 1723 break; 1724 1725 case 'K': /* Clear all or part of line */ 1726 if (scp->term.num_param == 0) 1727 n = 0; 1728 else 1729 n = scp->term.param[0]; 1730 switch (n) { 1731 case 0: /* clear form cursor to end of line */ 1732 fillw(scp->term.cur_color | scr_map[0x20], 1733 scp->cursor_pos, 1734 scp->xsize - scp->xpos); 1735 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1736 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + 1737 scp->xsize - scp->xpos); 1738 break; 1739 case 1: /* clear from beginning of line to cursor */ 1740 fillw(scp->term.cur_color | scr_map[0x20], 1741 scp->cursor_pos - scp->xpos, 1742 scp->xpos + 1); 1743 mark_for_update(scp, scp->ypos * scp->xsize); 1744 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1745 break; 1746 case 2: /* clear entire line */ 1747 fillw(scp->term.cur_color | scr_map[0x20], 1748 scp->cursor_pos - scp->xpos, 1749 scp->xsize); 1750 mark_for_update(scp, scp->ypos * scp->xsize); 1751 mark_for_update(scp, (scp->ypos + 1) * scp->xsize); 1752 break; 1753 } 1754 break; 1755 1756 case 'L': /* Insert n lines */ 1757 n = scp->term.param[0]; if (n < 1) n = 1; 1758 if (n > scp->ysize - scp->ypos) 1759 n = scp->ysize - scp->ypos; 1760 src = scp->scr_buf + scp->ypos * scp->xsize; 1761 dst = src + n * scp->xsize; 1762 count = scp->ysize - (scp->ypos + n); 1763 bcopyw(src, dst, count * scp->xsize * sizeof(u_short)); 1764 fillw(scp->term.cur_color | scr_map[0x20], src, 1765 n * scp->xsize); 1766 mark_for_update(scp, scp->ypos * scp->xsize); 1767 mark_for_update(scp, scp->xsize * scp->ysize); 1768 break; 1769 1770 case 'M': /* Delete n lines */ 1771 n = scp->term.param[0]; if (n < 1) n = 1; 1772 if (n > scp->ysize - scp->ypos) 1773 n = scp->ysize - scp->ypos; 1774 dst = scp->scr_buf + scp->ypos * scp->xsize; 1775 src = dst + n * scp->xsize; 1776 count = scp->ysize - (scp->ypos + n); 1777 bcopyw(src, dst, count * scp->xsize * sizeof(u_short)); 1778 src = dst + count * scp->xsize; 1779 fillw(scp->term.cur_color | scr_map[0x20], src, 1780 n * scp->xsize); 1781 mark_for_update(scp, scp->ypos * scp->xsize); 1782 mark_for_update(scp, scp->xsize * scp->ysize); 1783 break; 1784 1785 case 'P': /* Delete n chars */ 1786 n = scp->term.param[0]; if (n < 1) n = 1; 1787 if (n > scp->xsize - scp->xpos) 1788 n = scp->xsize - scp->xpos; 1789 dst = scp->cursor_pos; 1790 src = dst + n; 1791 count = scp->xsize - (scp->xpos + n); 1792 bcopyw(src, dst, count * sizeof(u_short)); 1793 src = dst + count; 1794 fillw(scp->term.cur_color | scr_map[0x20], src, n); 1795 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1796 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 1797 break; 1798 1799 case '@': /* Insert n chars */ 1800 n = scp->term.param[0]; if (n < 1) n = 1; 1801 if (n > scp->xsize - scp->xpos) 1802 n = scp->xsize - scp->xpos; 1803 src = scp->cursor_pos; 1804 dst = src + n; 1805 count = scp->xsize - (scp->xpos + n); 1806 bcopyw(src, dst, count * sizeof(u_short)); 1807 fillw(scp->term.cur_color | scr_map[0x20], src, n); 1808 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1809 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 1810 break; 1811 1812 case 'S': /* scroll up n lines */ 1813 n = scp->term.param[0]; if (n < 1) n = 1; 1814 if (n > scp->ysize) 1815 n = scp->ysize; 1816 bcopyw(scp->scr_buf + (scp->xsize * n), 1817 scp->scr_buf, 1818 scp->xsize * (scp->ysize - n) * sizeof(u_short)); 1819 fillw(scp->term.cur_color | scr_map[0x20], 1820 scp->scr_buf + scp->xsize * (scp->ysize - n), 1821 scp->xsize * n); 1822 mark_all(scp); 1823 break; 1824 1825 case 'T': /* scroll down n lines */ 1826 n = scp->term.param[0]; if (n < 1) n = 1; 1827 if (n > scp->ysize) 1828 n = scp->ysize; 1829 bcopyw(scp->scr_buf, 1830 scp->scr_buf + (scp->xsize * n), 1831 scp->xsize * (scp->ysize - n) * 1832 sizeof(u_short)); 1833 fillw(scp->term.cur_color | scr_map[0x20], 1834 scp->scr_buf, scp->xsize * n); 1835 mark_all(scp); 1836 break; 1837 1838 case 'X': /* erase n characters in line */ 1839 n = scp->term.param[0]; if (n < 1) n = 1; 1840 if (n > scp->xsize - scp->xpos) 1841 n = scp->xsize - scp->xpos; 1842 fillw(scp->term.cur_color | scr_map[0x20], 1843 scp->cursor_pos, n); 1844 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1845 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n); 1846 break; 1847 1848 case 'Z': /* move n tabs backwards */ 1849 n = scp->term.param[0]; if (n < 1) n = 1; 1850 if ((i = scp->xpos & 0xf8) == scp->xpos) 1851 i -= 8*n; 1852 else 1853 i -= 8*(n-1); 1854 if (i < 0) 1855 i = 0; 1856 move_crsr(scp, i, scp->ypos); 1857 break; 1858 1859 case '`': /* move cursor to column n */ 1860 n = scp->term.param[0]; if (n < 1) n = 1; 1861 move_crsr(scp, n - 1, scp->ypos); 1862 break; 1863 1864 case 'a': /* move cursor n columns to the right */ 1865 n = scp->term.param[0]; if (n < 1) n = 1; 1866 move_crsr(scp, scp->xpos + n, scp->ypos); 1867 break; 1868 1869 case 'd': /* move cursor to row n */ 1870 n = scp->term.param[0]; if (n < 1) n = 1; 1871 move_crsr(scp, scp->xpos, n - 1); 1872 break; 1873 1874 case 'e': /* move cursor n rows down */ 1875 n = scp->term.param[0]; if (n < 1) n = 1; 1876 move_crsr(scp, scp->xpos, scp->ypos + n); 1877 break; 1878 1879 case 'm': /* change attribute */ 1880 if (scp->term.num_param == 0) { 1881 scp->term.attr_mask = NORMAL_ATTR; 1882 scp->term.cur_attr = 1883 scp->term.cur_color = scp->term.std_color; 1884 break; 1885 } 1886 for (i = 0; i < scp->term.num_param; i++) { 1887 switch (n = scp->term.param[i]) { 1888 case 0: /* back to normal */ 1889 scp->term.attr_mask = NORMAL_ATTR; 1890 scp->term.cur_attr = 1891 scp->term.cur_color = scp->term.std_color; 1892 break; 1893 case 1: /* bold */ 1894 scp->term.attr_mask |= BOLD_ATTR; 1895 scp->term.cur_attr = mask2attr(&scp->term); 1896 break; 1897 case 4: /* underline */ 1898 scp->term.attr_mask |= UNDERLINE_ATTR; 1899 scp->term.cur_attr = mask2attr(&scp->term); 1900 break; 1901 case 5: /* blink */ 1902 scp->term.attr_mask |= BLINK_ATTR; 1903 scp->term.cur_attr = mask2attr(&scp->term); 1904 break; 1905 case 7: /* reverse video */ 1906 scp->term.attr_mask |= REVERSE_ATTR; 1907 scp->term.cur_attr = mask2attr(&scp->term); 1908 break; 1909 case 30: case 31: /* set fg color */ 1910 case 32: case 33: case 34: 1911 case 35: case 36: case 37: 1912 scp->term.attr_mask |= FOREGROUND_CHANGED; 1913 scp->term.cur_color = 1914 (scp->term.cur_color&0xF000) | (ansi_col[(n-30)&7]<<8); 1915 scp->term.cur_attr = mask2attr(&scp->term); 1916 break; 1917 case 40: case 41: /* set bg color */ 1918 case 42: case 43: case 44: 1919 case 45: case 46: case 47: 1920 scp->term.attr_mask |= BACKGROUND_CHANGED; 1921 scp->term.cur_color = 1922 (scp->term.cur_color&0x0F00) | (ansi_col[(n-40)&7]<<12); 1923 scp->term.cur_attr = mask2attr(&scp->term); 1924 break; 1925 } 1926 } 1927 break; 1928 1929 case 'x': 1930 if (scp->term.num_param == 0) 1931 n = 0; 1932 else 1933 n = scp->term.param[0]; 1934 switch (n) { 1935 case 0: /* reset attributes */ 1936 scp->term.attr_mask = NORMAL_ATTR; 1937 scp->term.cur_attr = 1938 scp->term.cur_color = scp->term.std_color = 1939 current_default->std_color; 1940 scp->term.rev_color = current_default->rev_color; 1941 break; 1942 case 1: /* set ansi background */ 1943 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 1944 scp->term.cur_color = scp->term.std_color = 1945 (scp->term.std_color & 0x0F00) | 1946 (ansi_col[(scp->term.param[1])&0x0F]<<12); 1947 scp->term.cur_attr = mask2attr(&scp->term); 1948 break; 1949 case 2: /* set ansi foreground */ 1950 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 1951 scp->term.cur_color = scp->term.std_color = 1952 (scp->term.std_color & 0xF000) | 1953 (ansi_col[(scp->term.param[1])&0x0F]<<8); 1954 scp->term.cur_attr = mask2attr(&scp->term); 1955 break; 1956 case 3: /* set ansi attribute directly */ 1957 scp->term.attr_mask &= ~(FOREGROUND_CHANGED|BACKGROUND_CHANGED); 1958 scp->term.cur_color = scp->term.std_color = 1959 (scp->term.param[1]&0xFF)<<8; 1960 scp->term.cur_attr = mask2attr(&scp->term); 1961 break; 1962 case 5: /* set ansi reverse video background */ 1963 scp->term.rev_color = 1964 (scp->term.rev_color & 0x0F00) | 1965 (ansi_col[(scp->term.param[1])&0x0F]<<12); 1966 scp->term.cur_attr = mask2attr(&scp->term); 1967 break; 1968 case 6: /* set ansi reverse video foreground */ 1969 scp->term.rev_color = 1970 (scp->term.rev_color & 0xF000) | 1971 (ansi_col[(scp->term.param[1])&0x0F]<<8); 1972 scp->term.cur_attr = mask2attr(&scp->term); 1973 break; 1974 case 7: /* set ansi reverse video directly */ 1975 scp->term.rev_color = 1976 (scp->term.param[1]&0xFF)<<8; 1977 scp->term.cur_attr = mask2attr(&scp->term); 1978 break; 1979 } 1980 break; 1981 1982 case 'z': /* switch to (virtual) console n */ 1983 if (scp->term.num_param == 1) 1984 switch_scr(scp, scp->term.param[0]); 1985 break; 1986 } 1987 } 1988 else if (scp->term.esc == 3) { 1989 if (c >= '0' && c <= '9') { 1990 if (scp->term.num_param < MAX_ESC_PAR) { 1991 if (scp->term.last_param != scp->term.num_param) { 1992 scp->term.last_param = scp->term.num_param; 1993 scp->term.param[scp->term.num_param] = 0; 1994 } 1995 else 1996 scp->term.param[scp->term.num_param] *= 10; 1997 scp->term.param[scp->term.num_param] += c - '0'; 1998 return; 1999 } 2000 } 2001 scp->term.num_param = scp->term.last_param + 1; 2002 switch (c) { 2003 2004 case ';': 2005 if (scp->term.num_param < MAX_ESC_PAR) 2006 return; 2007 break; 2008 2009 case 'A': /* set display border color */ 2010 if (scp->term.num_param == 1) 2011 scp->border=scp->term.param[0] & 0xff; 2012 if (scp == cur_console) 2013 set_border(scp->border); 2014 break; 2015 2016 case 'B': /* set bell pitch and duration */ 2017 if (scp->term.num_param == 2) { 2018 scp->bell_pitch = scp->term.param[0]; 2019 scp->bell_duration = scp->term.param[1]*10; 2020 } 2021 break; 2022 2023 case 'C': /* set cursor type & shape */ 2024 if (scp->term.num_param == 1) { 2025 if (scp->term.param[0] & 0x01) 2026 flags |= BLINK_CURSOR; 2027 else 2028 flags &= ~BLINK_CURSOR; 2029 if (scp->term.param[0] & 0x02) { 2030 flags |= CHAR_CURSOR; 2031 set_destructive_cursor(scp); 2032 } else 2033 flags &= ~CHAR_CURSOR; 2034 } 2035 else if (scp->term.num_param == 2) { 2036 scp->cursor_start = scp->term.param[0] & 0x1F; 2037 scp->cursor_end = scp->term.param[1] & 0x1F; 2038 if (flags & CHAR_CURSOR) 2039 set_destructive_cursor(scp); 2040 } 2041 break; 2042 2043 case 'F': /* set ansi foreground */ 2044 if (scp->term.num_param == 1) { 2045 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2046 scp->term.cur_color = scp->term.std_color = 2047 (scp->term.std_color & 0xF000) 2048 | ((scp->term.param[0] & 0x0F) << 8); 2049 scp->term.cur_attr = mask2attr(&scp->term); 2050 } 2051 break; 2052 2053 case 'G': /* set ansi background */ 2054 if (scp->term.num_param == 1) { 2055 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2056 scp->term.cur_color = scp->term.std_color = 2057 (scp->term.std_color & 0x0F00) 2058 | ((scp->term.param[0] & 0x0F) << 12); 2059 scp->term.cur_attr = mask2attr(&scp->term); 2060 } 2061 break; 2062 2063 case 'H': /* set ansi reverse video foreground */ 2064 if (scp->term.num_param == 1) { 2065 scp->term.rev_color = 2066 (scp->term.rev_color & 0xF000) 2067 | ((scp->term.param[0] & 0x0F) << 8); 2068 scp->term.cur_attr = mask2attr(&scp->term); 2069 } 2070 break; 2071 2072 case 'I': /* set ansi reverse video background */ 2073 if (scp->term.num_param == 1) { 2074 scp->term.rev_color = 2075 (scp->term.rev_color & 0x0F00) 2076 | ((scp->term.param[0] & 0x0F) << 12); 2077 scp->term.cur_attr = mask2attr(&scp->term); 2078 } 2079 break; 2080 } 2081 } 2082 scp->term.esc = 0; 2083} 2084 2085static void 2086ansi_put(scr_stat *scp, u_char *buf, int len) 2087{ 2088 u_char *ptr = buf; 2089 2090 /* make screensaver happy */ 2091 if (scp == cur_console) { 2092 scrn_time_stamp = time.tv_sec; 2093 if (scrn_blanked) { 2094 (*current_saver)(FALSE); 2095 mark_all(scp); 2096 } 2097 } 2098 write_in_progress++; 2099outloop: 2100 if (scp->term.esc) { 2101 scan_esc(scp, *ptr++); 2102 len--; 2103 } 2104 else if (PRINTABLE(*ptr)) { /* Print only printables */ 2105 int cnt = len <= (scp->xsize-scp->xpos) ? len : (scp->xsize-scp->xpos); 2106 u_short cur_attr = scp->term.cur_attr; 2107 u_short *cursor_pos = scp->cursor_pos; 2108 do { 2109 /* 2110 * gcc-2.6.3 generates poor (un)sign extension code. Casting the 2111 * pointers in the following to volatile should have no effect, 2112 * but in fact speeds up this inner loop from 26 to 18 cycles 2113 * (+ cache misses) on i486's. 2114 */ 2115#define UCVP(ucp) ((u_char volatile *)(ucp)) 2116 *cursor_pos++ = UCVP(scr_map)[*UCVP(ptr)] | cur_attr; 2117 ptr++; 2118 cnt--; 2119 } while (cnt && PRINTABLE(*ptr)); 2120 len -= (cursor_pos - scp->cursor_pos); 2121 scp->xpos += (cursor_pos - scp->cursor_pos); 2122 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2123 mark_for_update(scp, cursor_pos - scp->scr_buf); 2124 scp->cursor_pos = cursor_pos; 2125 if (scp->xpos >= scp->xsize) { 2126 scp->xpos = 0; 2127 scp->ypos++; 2128 } 2129 } 2130 else { 2131 switch(*ptr) { 2132 case 0x07: 2133 do_bell(scp, scp->bell_pitch, scp->bell_duration); 2134 break; 2135 2136 case 0x08: /* non-destructive backspace */ 2137 if (scp->cursor_pos > scp->scr_buf) { 2138 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2139 scp->cursor_pos--; 2140 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2141 if (scp->xpos > 0) 2142 scp->xpos--; 2143 else { 2144 scp->xpos += scp->xsize - 1; 2145 scp->ypos--; 2146 } 2147 } 2148 break; 2149 2150 case 0x09: /* non-destructive tab */ 2151 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2152 scp->cursor_pos += (8 - scp->xpos % 8u); 2153 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2154 if ((scp->xpos += (8 - scp->xpos % 8u)) >= scp->xsize) { 2155 scp->xpos = 0; 2156 scp->ypos++; 2157 } 2158 break; 2159 2160 case 0x0a: /* newline, same pos */ 2161 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2162 scp->cursor_pos += scp->xsize; 2163 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2164 scp->ypos++; 2165 break; 2166 2167 case 0x0c: /* form feed, clears screen */ 2168 clear_screen(scp); 2169 break; 2170 2171 case 0x0d: /* return, return to pos 0 */ 2172 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2173 scp->cursor_pos -= scp->xpos; 2174 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2175 scp->xpos = 0; 2176 break; 2177 2178 case 0x1b: /* start escape sequence */ 2179 scp->term.esc = 1; 2180 scp->term.num_param = 0; 2181 break; 2182 } 2183 ptr++; len--; 2184 } 2185 /* do we have to scroll ?? */ 2186 if (scp->cursor_pos >= scp->scr_buf + scp->ysize * scp->xsize) { 2187 remove_cutmarking(scp); 2188 if (scp->history) { 2189 bcopyw(scp->scr_buf, scp->history_head, 2190 scp->xsize * sizeof(u_short)); 2191 scp->history_head += scp->xsize; 2192 if (scp->history_head + scp->xsize > 2193 scp->history + scp->history_size) 2194 scp->history_head = scp->history; 2195 } 2196 bcopyw(scp->scr_buf + scp->xsize, scp->scr_buf, 2197 scp->xsize * (scp->ysize - 1) * sizeof(u_short)); 2198 fillw(scp->term.cur_color | scr_map[0x20], 2199 scp->scr_buf + scp->xsize * (scp->ysize - 1), 2200 scp->xsize); 2201 scp->cursor_pos -= scp->xsize; 2202 scp->ypos--; 2203 mark_all(scp); 2204 } 2205 if (len) 2206 goto outloop; 2207 write_in_progress--; 2208 if (delayed_next_scr) 2209 switch_scr(scp, delayed_next_scr - 1); 2210} 2211 2212static void 2213scinit(void) 2214{ 2215 u_short volatile *cp; 2216 u_short was; 2217 u_int hw_cursor; 2218 u_int i; 2219 2220 if (init_done != COLD) 2221 return; 2222 init_done = WARM; 2223 /* 2224 * Finish defaulting crtc variables for a mono screen. Crtat is a 2225 * bogus common variable so that it can be shared with pcvt, so it 2226 * can't be statically initialized. XXX. 2227 */ 2228 Crtat = (u_short *)MONO_BUF; 2229 /* 2230 * If CGA memory seems to work, switch to color. 2231 */ 2232 cp = (u_short *)CGA_BUF; 2233 was = *cp; 2234 *cp = (u_short) 0xA55A; 2235 if (*cp == 0xA55A) { 2236 Crtat = (u_short *)CGA_BUF; 2237 crtc_addr = COLOR_BASE; 2238 } 2239 *cp = was; 2240 2241 /* 2242 * Ensure a zero start address. This is mainly to recover after 2243 * switching from pcvt using userconfig(). The registers are w/o 2244 * for old hardware so it's too hard to relocate the active screen 2245 * memory. 2246 */ 2247 outb(crtc_addr, 12); 2248 outb(crtc_addr + 1, 0); 2249 outb(crtc_addr, 13); 2250 outb(crtc_addr + 1, 0); 2251 2252 /* extract cursor location */ 2253 outb(crtc_addr, 14); 2254 hw_cursor = inb(crtc_addr + 1) << 8; 2255 outb(crtc_addr, 15); 2256 hw_cursor |= inb(crtc_addr + 1); 2257 2258 /* move hardware cursor out of the way */ 2259 outb(crtc_addr, 14); 2260 outb(crtc_addr + 1, 0xff); 2261 outb(crtc_addr, 15); 2262 outb(crtc_addr + 1, 0xff); 2263 2264 /* is this a VGA or higher ? */ 2265 outb(crtc_addr, 7); 2266 if (inb(crtc_addr) == 7) { 2267 u_long pa; 2268 u_long segoff; 2269 2270 crtc_vga = TRUE; 2271 /* 2272 * Get the BIOS video mode pointer. 2273 */ 2274 segoff = *(u_long *)pa_to_va(0x4a8); 2275 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 2276 if (ISMAPPED(pa, sizeof(u_long))) { 2277 segoff = *(u_long *)pa_to_va(pa); 2278 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 2279 if (ISMAPPED(pa, 64)) 2280 video_mode_ptr = (char *)pa_to_va(pa); 2281 } 2282 } 2283 current_default = &user_default; 2284 console[0] = &main_console; 2285 init_scp(console[0]); 2286 console[0]->scr_buf = console[0]->mouse_pos = buffer; 2287 console[0]->cursor_pos = console[0]->cursor_oldpos = buffer + hw_cursor; 2288 console[0]->xpos = hw_cursor % COL; 2289 console[0]->ypos = hw_cursor / COL; 2290 cur_console = console[0]; 2291 for (i=1; i<MAXCONS; i++) 2292 console[i] = NULL; 2293 kernel_console.esc = 0; 2294 kernel_console.attr_mask = NORMAL_ATTR; 2295 kernel_console.cur_attr = 2296 kernel_console.cur_color = kernel_console.std_color = 2297 kernel_default.std_color; 2298 kernel_console.rev_color = kernel_default.rev_color; 2299 /* initialize mapscrn arrays to a one to one map */ 2300 for (i=0; i<sizeof(scr_map); i++) { 2301 scr_map[i] = scr_rmap[i] = i; 2302 } 2303 2304#ifdef SC_SPLASH_SCREEN 2305 /* 2306 * Now put up a graphics image, and maybe cycle a 2307 * couble of palette entries for simple animation. 2308 */ 2309 toggle_splash_screen(cur_console); 2310#endif 2311} 2312 2313static scr_stat 2314*alloc_scp() 2315{ 2316 scr_stat *scp; 2317 2318 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2319 init_scp(scp); 2320 scp->scr_buf = scp->cursor_pos = scp->cursor_oldpos = scp->mouse_pos = 2321 (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 2322 M_DEVBUF, M_WAITOK); 2323 scp->history_head = scp->history_pos = scp->history = 2324 (u_short *)malloc(scp->history_size*sizeof(u_short), 2325 M_DEVBUF, M_WAITOK); 2326 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 2327/* SOS 2328 if (crtc_vga && video_mode_ptr) 2329 set_mode(scp); 2330*/ 2331 clear_screen(scp); 2332 return scp; 2333} 2334 2335static void 2336init_scp(scr_stat *scp) 2337{ 2338 scp->mode = M_VGA_C80x25; 2339 scp->font_size = FONT_16; 2340 scp->xsize = COL; 2341 scp->ysize = ROW; 2342 scp->start = COL * ROW; 2343 scp->end = 0; 2344 scp->term.esc = 0; 2345 scp->term.attr_mask = NORMAL_ATTR; 2346 scp->term.cur_attr = 2347 scp->term.cur_color = scp->term.std_color = 2348 current_default->std_color; 2349 scp->term.rev_color = current_default->rev_color; 2350 scp->border = BG_BLACK; 2351 scp->cursor_start = *(char *)pa_to_va(0x461); 2352 scp->cursor_end = *(char *)pa_to_va(0x460); 2353 scp->mouse_xpos = scp->mouse_ypos = 0; 2354 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 2355 scp->mouse_signal = 0; 2356 scp->mouse_pid = 0; 2357 scp->mouse_proc = NULL; 2358 scp->bell_pitch = BELL_PITCH; 2359 scp->bell_duration = BELL_DURATION; 2360 scp->status = (*(char *)pa_to_va(0x417) & 0x20) ? NLKED : 0; 2361 scp->status |= CURSOR_ENABLED; 2362 scp->pid = 0; 2363 scp->proc = NULL; 2364 scp->smode.mode = VT_AUTO; 2365 scp->history_head = scp->history_pos = scp->history = NULL; 2366 scp->history_size = HISTORY_SIZE; 2367} 2368 2369static u_char 2370*get_fstr(u_int c, u_int *len) 2371{ 2372 u_int i; 2373 2374 if (!(c & FKEY)) 2375 return(NULL); 2376 i = (c & 0xFF) - F_FN; 2377 if (i > n_fkey_tab) 2378 return(NULL); 2379 *len = fkey_tab[i].len; 2380 return(fkey_tab[i].str); 2381} 2382 2383static void 2384history_to_screen(scr_stat *scp) 2385{ 2386 int i; 2387 2388 for (i=0; i<scp->ysize; i++) 2389 bcopyw(scp->history + (((scp->history_pos - scp->history) + 2390 scp->history_size-((i+1)*scp->xsize))%scp->history_size), 2391 scp->scr_buf + (scp->xsize * (scp->ysize-1 - i)), 2392 scp->xsize * sizeof(u_short)); 2393 mark_all(scp); 2394} 2395 2396static int 2397history_up_line(scr_stat *scp) 2398{ 2399 if (WRAPHIST(scp, scp->history_pos, -(scp->xsize*scp->ysize)) != 2400 scp->history_head) { 2401 scp->history_pos = WRAPHIST(scp, scp->history_pos, -scp->xsize); 2402 history_to_screen(scp); 2403 return 0; 2404 } 2405 else 2406 return -1; 2407} 2408 2409static int 2410history_down_line(scr_stat *scp) 2411{ 2412 if (scp->history_pos != scp->history_head) { 2413 scp->history_pos = WRAPHIST(scp, scp->history_pos, scp->xsize); 2414 history_to_screen(scp); 2415 return 0; 2416 } 2417 else 2418 return -1; 2419} 2420 2421/* 2422 * scgetc(noblock) - get character from keyboard. 2423 * If noblock = 0 wait until a key is pressed. 2424 * Else return NOKEY. 2425 */ 2426static u_int 2427scgetc(int noblock) 2428{ 2429 u_char scancode, keycode; 2430 u_int state, action; 2431 struct key_t *key; 2432 static u_char esc_flag = 0, compose = 0; 2433 static u_int chr = 0; 2434 2435next_code: 2436 kbd_wait(); 2437 /* first see if there is something in the keyboard port */ 2438 if (inb(KB_STAT) & KB_BUF_FULL) 2439 scancode = inb(KB_DATA); 2440 else if (noblock) 2441 return(NOKEY); 2442 else 2443 goto next_code; 2444 2445 /* do the /dev/random device a favour */ 2446 add_keyboard_randomness(scancode); 2447 2448 if (cur_console->status & KBD_RAW_MODE) 2449 return scancode; 2450 2451 keycode = scancode & 0x7F; 2452 switch (esc_flag) { 2453 case 0x00: /* normal scancode */ 2454 switch(scancode) { 2455 case 0xB8: /* left alt (compose key) */ 2456 if (compose) { 2457 compose = 0; 2458 if (chr > 255) { 2459 do_bell(cur_console, 2460 BELL_PITCH, BELL_DURATION); 2461 chr = 0; 2462 } 2463 } 2464 break; 2465 case 0x38: 2466 if (!compose) { 2467 compose = 1; 2468 chr = 0; 2469 } 2470 break; 2471 case 0xE0: 2472 case 0xE1: 2473 esc_flag = scancode; 2474 goto next_code; 2475 } 2476 break; 2477 case 0xE0: /* 0xE0 prefix */ 2478 esc_flag = 0; 2479 switch (keycode) { 2480 case 0x1C: /* right enter key */ 2481 keycode = 0x59; 2482 break; 2483 case 0x1D: /* right ctrl key */ 2484 keycode = 0x5A; 2485 break; 2486 case 0x35: /* keypad divide key */ 2487 keycode = 0x5B; 2488 break; 2489 case 0x37: /* print scrn key */ 2490 keycode = 0x5C; 2491 break; 2492 case 0x38: /* right alt key (alt gr) */ 2493 keycode = 0x5D; 2494 break; 2495 case 0x47: /* grey home key */ 2496 keycode = 0x5E; 2497 break; 2498 case 0x48: /* grey up arrow key */ 2499 keycode = 0x5F; 2500 break; 2501 case 0x49: /* grey page up key */ 2502 keycode = 0x60; 2503 break; 2504 case 0x4B: /* grey left arrow key */ 2505 keycode = 0x61; 2506 break; 2507 case 0x4D: /* grey right arrow key */ 2508 keycode = 0x62; 2509 break; 2510 case 0x4F: /* grey end key */ 2511 keycode = 0x63; 2512 break; 2513 case 0x50: /* grey down arrow key */ 2514 keycode = 0x64; 2515 break; 2516 case 0x51: /* grey page down key */ 2517 keycode = 0x65; 2518 break; 2519 case 0x52: /* grey insert key */ 2520 keycode = 0x66; 2521 break; 2522 case 0x53: /* grey delete key */ 2523 keycode = 0x67; 2524 break; 2525 2526 /* the following 3 are only used on the MS "Natural" keyboard */ 2527 case 0x5b: /* left Window key */ 2528 keycode = 0x69; 2529 break; 2530 case 0x5c: /* right Window key */ 2531 keycode = 0x6a; 2532 break; 2533 case 0x5d: /* menu key */ 2534 keycode = 0x6b; 2535 break; 2536 default: /* ignore everything else */ 2537 goto next_code; 2538 } 2539 break; 2540 case 0xE1: /* 0xE1 prefix */ 2541 esc_flag = 0; 2542 if (keycode == 0x1D) 2543 esc_flag = 0x1D; 2544 goto next_code; 2545 /* NOT REACHED */ 2546 case 0x1D: /* pause / break */ 2547 esc_flag = 0; 2548 if (keycode != 0x45) 2549 goto next_code; 2550 keycode = 0x68; 2551 break; 2552 } 2553 2554 /* if scroll-lock pressed allow history browsing */ 2555 if (cur_console->history && cur_console->status & SLKED) { 2556 int i; 2557 2558 cur_console->status &= ~CURSOR_ENABLED; 2559 if (!(cur_console->status & BUFFER_SAVED)) { 2560 cur_console->status |= BUFFER_SAVED; 2561 cur_console->history_save = cur_console->history_head; 2562 2563 /* copy screen into top of history buffer */ 2564 for (i=0; i<cur_console->ysize; i++) { 2565 bcopyw(cur_console->scr_buf + (cur_console->xsize * i), 2566 cur_console->history_head, 2567 cur_console->xsize * sizeof(u_short)); 2568 cur_console->history_head += cur_console->xsize; 2569 if (cur_console->history_head + cur_console->xsize > 2570 cur_console->history + cur_console->history_size) 2571 cur_console->history_head=cur_console->history; 2572 } 2573 cur_console->history_pos = cur_console->history_head; 2574 history_to_screen(cur_console); 2575 } 2576 switch (scancode) { 2577 case 0x47: /* home key */ 2578 cur_console->history_pos = cur_console->history_head; 2579 history_to_screen(cur_console); 2580 goto next_code; 2581 2582 case 0x4F: /* end key */ 2583 cur_console->history_pos = 2584 WRAPHIST(cur_console, cur_console->history_head, 2585 cur_console->xsize*cur_console->ysize); 2586 history_to_screen(cur_console); 2587 goto next_code; 2588 2589 case 0x48: /* up arrow key */ 2590 if (history_up_line(cur_console)) 2591 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2592 goto next_code; 2593 2594 case 0x50: /* down arrow key */ 2595 if (history_down_line(cur_console)) 2596 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2597 goto next_code; 2598 2599 case 0x49: /* page up key */ 2600 for (i=0; i<cur_console->ysize; i++) 2601 if (history_up_line(cur_console)) { 2602 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2603 break; 2604 } 2605 goto next_code; 2606 2607 case 0x51: /* page down key */ 2608 for (i=0; i<cur_console->ysize; i++) 2609 if (history_down_line(cur_console)) { 2610 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2611 break; 2612 } 2613 goto next_code; 2614 } 2615 } 2616 2617 if (compose) { 2618 switch (scancode) { 2619 /* key pressed process it */ 2620 case 0x47: case 0x48: case 0x49: /* keypad 7,8,9 */ 2621 chr = (scancode - 0x40) + chr*10; 2622 goto next_code; 2623 case 0x4B: case 0x4C: case 0x4D: /* keypad 4,5,6 */ 2624 chr = (scancode - 0x47) + chr*10; 2625 goto next_code; 2626 case 0x4F: case 0x50: case 0x51: /* keypad 1,2,3 */ 2627 chr = (scancode - 0x4E) + chr*10; 2628 goto next_code; 2629 case 0x52: /* keypad 0 */ 2630 chr *= 10; 2631 goto next_code; 2632 2633 /* key release, no interest here */ 2634 case 0xC7: case 0xC8: case 0xC9: /* keypad 7,8,9 */ 2635 case 0xCB: case 0xCC: case 0xCD: /* keypad 4,5,6 */ 2636 case 0xCF: case 0xD0: case 0xD1: /* keypad 1,2,3 */ 2637 case 0xD2: /* keypad 0 */ 2638 goto next_code; 2639 2640 case 0x38: /* left alt key */ 2641 break; 2642 default: 2643 if (chr) { 2644 compose = chr = 0; 2645 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2646 goto next_code; 2647 } 2648 break; 2649 } 2650 } 2651 2652 state = (shfts ? 1 : 0 ) | (2 * (ctls ? 1 : 0)) | (4 * (alts ? 1 : 0)); 2653 if ((!agrs && (cur_console->status & ALKED)) 2654 || (agrs && !(cur_console->status & ALKED))) 2655 keycode += ALTGR_OFFSET; 2656 key = &key_map.key[keycode]; 2657 if ( ((key->flgs & FLAG_LOCK_C) && (cur_console->status & CLKED)) 2658 || ((key->flgs & FLAG_LOCK_N) && (cur_console->status & NLKED)) ) 2659 state ^= 1; 2660 2661 /* Check for make/break */ 2662 action = key->map[state]; 2663 if (scancode & 0x80) { /* key released */ 2664 if (key->spcl & 0x80) { 2665 switch (action) { 2666 case LSH: 2667 shfts &= ~1; 2668 break; 2669 case RSH: 2670 shfts &= ~2; 2671 break; 2672 case LCTR: 2673 ctls &= ~1; 2674 break; 2675 case RCTR: 2676 ctls &= ~2; 2677 break; 2678 case LALT: 2679 alts &= ~1; 2680 break; 2681 case RALT: 2682 alts &= ~2; 2683 break; 2684 case NLK: 2685 nlkcnt = 0; 2686 break; 2687 case CLK: 2688 clkcnt = 0; 2689 break; 2690 case SLK: 2691 slkcnt = 0; 2692 break; 2693 case ASH: 2694 agrs = 0; 2695 break; 2696 case ALK: 2697 alkcnt = 0; 2698 break; 2699 case META: 2700 metas = 0; 2701 break; 2702 } 2703 } 2704 if (chr && !compose) { 2705 action = chr; 2706 chr = 0; 2707 return(action); 2708 } 2709 } else { 2710 /* key pressed */ 2711 if (key->spcl & (0x80>>state)) { 2712 switch (action) { 2713 /* LOCKING KEYS */ 2714 case NLK: 2715#ifdef SC_SPLASH_SCREEN 2716 toggle_splash_screen(cur_console); /* SOS XXX */ 2717#endif 2718 if (!nlkcnt) { 2719 nlkcnt++; 2720 if (cur_console->status & NLKED) 2721 cur_console->status &= ~NLKED; 2722 else 2723 cur_console->status |= NLKED; 2724 update_leds(cur_console->status); 2725 } 2726 break; 2727 case CLK: 2728 if (!clkcnt) { 2729 clkcnt++; 2730 if (cur_console->status & CLKED) 2731 cur_console->status &= ~CLKED; 2732 else 2733 cur_console->status |= CLKED; 2734 update_leds(cur_console->status); 2735 } 2736 break; 2737 case SLK: 2738 if (!slkcnt) { 2739 slkcnt++; 2740 if (cur_console->status & SLKED) { 2741 cur_console->status &= ~SLKED; 2742 if (cur_console->status & BUFFER_SAVED){ 2743 int i; 2744 u_short *ptr = cur_console->history_save; 2745 2746 for (i=0; i<cur_console->ysize; i++) { 2747 bcopyw(ptr, 2748 cur_console->scr_buf + 2749 (cur_console->xsize*i), 2750 cur_console->xsize * sizeof(u_short)); 2751 ptr += cur_console->xsize; 2752 if (ptr + cur_console->xsize > 2753 cur_console->history + 2754 cur_console->history_size) 2755 ptr = cur_console->history; 2756 } 2757 cur_console->status &= ~BUFFER_SAVED; 2758 cur_console->history_head=cur_console->history_save; 2759 cur_console->status |= CURSOR_ENABLED; 2760 mark_all(cur_console); 2761 } 2762 scstart(VIRTUAL_TTY(get_scr_num())); 2763 } 2764 else 2765 cur_console->status |= SLKED; 2766 update_leds(cur_console->status); 2767 } 2768 break; 2769 case ALK: 2770 if (!alkcnt) { 2771 alkcnt++; 2772 if (cur_console->status & ALKED) 2773 cur_console->status &= ~ALKED; 2774 else 2775 cur_console->status |= ALKED; 2776 update_leds(cur_console->status); 2777 } 2778 break; 2779 2780 /* NON-LOCKING KEYS */ 2781 case NOP: 2782 break; 2783 case SPSC: 2784#ifdef SC_SPLASH_SCREEN 2785 toggle_splash_screen(cur_console); 2786#endif 2787 break; 2788 case RBT: 2789 shutdown_nice(); 2790 break; 2791 case SUSP: 2792#if NAPM > 0 2793 apm_suspend(); 2794#endif 2795 break; 2796 2797 case DBG: 2798#ifdef DDB /* try to switch to console 0 */ 2799 if (cur_console->smode.mode == VT_AUTO && 2800 console[0]->smode.mode == VT_AUTO) 2801 switch_scr(cur_console, 0); 2802 in_debugger = TRUE; 2803 Debugger("manual escape to debugger"); 2804 in_debugger = FALSE; 2805 return(NOKEY); 2806#else 2807 printf("No debugger in kernel\n"); 2808#endif 2809 break; 2810 case LSH: 2811 shfts |= 1; 2812 break; 2813 case RSH: 2814 shfts |= 2; 2815 break; 2816 case LCTR: 2817 ctls |= 1; 2818 break; 2819 case RCTR: 2820 ctls |= 2; 2821 break; 2822 case LALT: 2823 alts |= 1; 2824 break; 2825 case RALT: 2826 alts |= 2; 2827 break; 2828 case ASH: 2829 agrs = 1; 2830 break; 2831 case META: 2832 metas = 1; 2833 break; 2834 case NEXT: 2835 switch_scr(cur_console, (get_scr_num() + 1) % MAXCONS); 2836 break; 2837 case BTAB: 2838 return(BKEY); 2839 default: 2840 if (action >= F_SCR && action <= L_SCR) { 2841 switch_scr(cur_console, action - F_SCR); 2842 break; 2843 } 2844 if (action >= F_FN && action <= L_FN) 2845 action |= FKEY; 2846 return(action); 2847 } 2848 } 2849 else { 2850 if (metas) 2851 action |= MKEY; 2852 return(action); 2853 } 2854 } 2855 goto next_code; 2856} 2857 2858int 2859scmmap(dev_t dev, int offset, int nprot) 2860{ 2861 if (offset > 0x20000 - PAGE_SIZE) 2862 return -1; 2863 return i386_btop((VIDEOMEM + offset)); 2864} 2865 2866/* 2867 * Calculate hardware attributes word using logical attributes mask and 2868 * hardware colors 2869 */ 2870 2871static int 2872mask2attr(struct term_stat *term) 2873{ 2874 int attr, mask = term->attr_mask; 2875 2876 if (mask & REVERSE_ATTR) { 2877 attr = ((mask & FOREGROUND_CHANGED) ? 2878 ((term->cur_color & 0xF000) >> 4) : 2879 (term->rev_color & 0x0F00)) | 2880 ((mask & BACKGROUND_CHANGED) ? 2881 ((term->cur_color & 0x0F00) << 4) : 2882 (term->rev_color & 0xF000)); 2883 } else 2884 attr = term->cur_color; 2885 2886 /* XXX: underline mapping for Hercules adapter can be better */ 2887 if (mask & (BOLD_ATTR | UNDERLINE_ATTR)) 2888 attr ^= 0x0800; 2889 if (mask & BLINK_ATTR) 2890 attr ^= 0x8000; 2891 2892 return attr; 2893} 2894 2895static void 2896kbd_wait(void) 2897{ 2898 int i = 500; 2899 2900 while (i--) { 2901 if ((inb(KB_STAT) & KB_READY) == 0) 2902 break; 2903 DELAY (25); 2904 } 2905} 2906 2907static void 2908kbd_cmd(u_char command) 2909{ 2910 int i, retry = 5; 2911 do { 2912 kbd_wait(); 2913 outb(KB_DATA, command); 2914 i = 50000; 2915 while (i--) { 2916 if (inb(KB_STAT) & KB_BUF_FULL) { 2917 int val; 2918 DELAY(25); 2919 val = inb(KB_DATA); 2920 if (val == KB_ACK) 2921 return; 2922 if (val == KB_RESEND) 2923 break; 2924 } 2925 } 2926 } while (retry--); 2927} 2928 2929static void 2930update_leds(int which) 2931{ 2932 int s; 2933 static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 }; 2934 2935 /* replace CAPS led with ALTGR led for ALTGR keyboards */ 2936 if (key_map.n_keys > ALTGR_OFFSET) { 2937 if (which & ALKED) 2938 which |= CLKED; 2939 else 2940 which &= ~CLKED; 2941 } 2942 s = spltty(); 2943 kbd_cmd(KB_SETLEDS); 2944 kbd_cmd(xlate_leds[which & LED_MASK]); 2945 splx(s); 2946} 2947 2948void 2949set_mode(scr_stat *scp) 2950{ 2951 char *modetable; 2952 char special_modetable[64]; 2953 2954 if (scp != cur_console) 2955 return; 2956 2957 /* setup video hardware for the given mode */ 2958 switch (scp->mode) { 2959 case M_VGA_M80x60: 2960 bcopyw(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 2961 goto special_80x60; 2962 2963 case M_VGA_C80x60: 2964 bcopyw(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 2965special_80x60: 2966 special_modetable[2] = 0x08; 2967 special_modetable[19] = 0x47; 2968 goto special_480l; 2969 2970 case M_VGA_M80x30: 2971 bcopyw(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 2972 goto special_80x30; 2973 2974 case M_VGA_C80x30: 2975 bcopyw(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 2976special_80x30: 2977 special_modetable[19] = 0x4f; 2978special_480l: 2979 special_modetable[9] |= 0xc0; 2980 special_modetable[16] = 0x08; 2981 special_modetable[17] = 0x3e; 2982 special_modetable[26] = 0xea; 2983 special_modetable[28] = 0xdf; 2984 special_modetable[31] = 0xe7; 2985 special_modetable[32] = 0x04; 2986 modetable = special_modetable; 2987 goto setup_mode; 2988 2989 case M_ENH_B80x43: 2990 bcopyw(video_mode_ptr+(64*M_ENH_B80x25), &special_modetable, 64); 2991 goto special_80x43; 2992 2993 case M_ENH_C80x43: 2994 bcopyw(video_mode_ptr+(64*M_ENH_C80x25), &special_modetable, 64); 2995special_80x43: 2996 special_modetable[28] = 87; 2997 goto special_80x50; 2998 2999 case M_VGA_M80x50: 3000 bcopyw(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 3001 goto special_80x50; 3002 3003 case M_VGA_C80x50: 3004 bcopyw(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 3005special_80x50: 3006 special_modetable[2] = 8; 3007 special_modetable[19] = 7; 3008 modetable = special_modetable; 3009 goto setup_mode; 3010 3011 case M_VGA_C40x25: case M_VGA_C80x25: 3012 case M_VGA_M80x25: 3013 case M_B40x25: case M_C40x25: 3014 case M_B80x25: case M_C80x25: 3015 case M_ENH_B40x25: case M_ENH_C40x25: 3016 case M_ENH_B80x25: case M_ENH_C80x25: 3017 3018 modetable = video_mode_ptr + (scp->mode * 64); 3019setup_mode: 3020 set_vgaregs(modetable); 3021 scp->font_size = *(modetable + 2); 3022 3023 /* set font type (size) */ 3024 if (scp->font_size < FONT_14) { 3025 if (fonts_loaded & FONT_8) 3026 copy_font(LOAD, FONT_8, font_8); 3027 outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */ 3028 } else if (scp->font_size >= FONT_16) { 3029 if (fonts_loaded & FONT_16) 3030 copy_font(LOAD, FONT_16, font_16); 3031 outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */ 3032 } else { 3033 if (fonts_loaded & FONT_14) 3034 copy_font(LOAD, FONT_14, font_14); 3035 outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */ 3036 } 3037 if (flags & CHAR_CURSOR) 3038 set_destructive_cursor(scp); 3039 mark_all(scp); 3040 break; 3041 3042 case M_BG320: case M_CG320: case M_BG640: 3043 case M_CG320_D: case M_CG640_E: 3044 case M_CG640x350: case M_ENH_CG640: 3045 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 3046 3047 set_vgaregs(video_mode_ptr + (scp->mode * 64)); 3048 scp->font_size = FONT_NONE; 3049 break; 3050 3051 default: 3052 /* call user defined function XXX */ 3053 break; 3054 } 3055 3056 /* set border color for this (virtual) console */ 3057 set_border(scp->border); 3058 return; 3059} 3060 3061void 3062set_border(u_char color) 3063{ 3064 inb(crtc_addr+6); /* reset flip-flop */ 3065 outb(ATC, 0x11); outb(ATC, color); 3066 inb(crtc_addr+6); /* reset flip-flop */ 3067 outb(ATC, 0x20); /* enable Palette */ 3068} 3069 3070static void 3071set_vgaregs(char *modetable) 3072{ 3073 int i, s = splhigh(); 3074 3075 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */ 3076 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */ 3077 for (i=0; i<4; i++) { /* program sequencer */ 3078 outb(TSIDX, i+1); 3079 outb(TSREG, modetable[i+5]); 3080 } 3081 outb(MISC, modetable[9]); /* set dot-clock */ 3082 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */ 3083 outb(crtc_addr, 0x11); 3084 outb(crtc_addr+1, inb(crtc_addr+1) & 0x7F); 3085 for (i=0; i<25; i++) { /* program crtc */ 3086 outb(crtc_addr, i); 3087 if (i == 14 || i == 15) /* no hardware cursor */ 3088 outb(crtc_addr+1, 0xff); 3089 else 3090 outb(crtc_addr+1, modetable[i+10]); 3091 } 3092 inb(crtc_addr+6); /* reset flip-flop */ 3093 for (i=0; i<20; i++) { /* program attribute ctrl */ 3094 outb(ATC, i); 3095 outb(ATC, modetable[i+35]); 3096 } 3097 for (i=0; i<9; i++) { /* program graph data ctrl */ 3098 outb(GDCIDX, i); 3099 outb(GDCREG, modetable[i+55]); 3100 } 3101 inb(crtc_addr+6); /* reset flip-flop */ 3102 outb(ATC, 0x20); /* enable palette */ 3103 splx(s); 3104} 3105 3106static void 3107set_font_mode() 3108{ 3109 /* setup vga for loading fonts (graphics plane mode) */ 3110 inb(crtc_addr+6); /* reset flip-flop */ 3111 outb(ATC, 0x10); outb(ATC, 0x01); 3112 inb(crtc_addr+6); /* reset flip-flop */ 3113 outb(ATC, 0x20); /* enable palette */ 3114#if SLOW_VGA 3115 outb(TSIDX, 0x02); outb(TSREG, 0x04); 3116 outb(TSIDX, 0x04); outb(TSREG, 0x06); 3117 outb(GDCIDX, 0x04); outb(GDCREG, 0x02); 3118 outb(GDCIDX, 0x05); outb(GDCREG, 0x00); 3119 outb(GDCIDX, 0x06); outb(GDCREG, 0x05); 3120#else 3121 outw(TSIDX, 0x0402); 3122 outw(TSIDX, 0x0604); 3123 outw(GDCIDX, 0x0204); 3124 outw(GDCIDX, 0x0005); 3125 outw(GDCIDX, 0x0506); /* addr = a0000, 64kb */ 3126#endif 3127} 3128 3129static void 3130set_normal_mode() 3131{ 3132 char *modetable; 3133 int s = splhigh(); 3134 3135 switch (cur_console->mode) { 3136 case M_VGA_M80x60: 3137 case M_VGA_M80x50: 3138 case M_VGA_M80x30: 3139 modetable = video_mode_ptr + (64*M_VGA_M80x25); 3140 break; 3141 3142 case M_VGA_C80x60: 3143 case M_VGA_C80x50: 3144 case M_VGA_C80x30: 3145 modetable = video_mode_ptr + (64*M_VGA_C80x25); 3146 break; 3147 3148 case M_ENH_B80x43: 3149 modetable = video_mode_ptr + (64*M_ENH_B80x25); 3150 break; 3151 3152 case M_ENH_C80x43: 3153 modetable = video_mode_ptr + (64*M_ENH_C80x25); 3154 break; 3155 3156 case M_VGA_C40x25: case M_VGA_C80x25: 3157 case M_VGA_M80x25: 3158 case M_B40x25: case M_C40x25: 3159 case M_B80x25: case M_C80x25: 3160 case M_ENH_B40x25: case M_ENH_C40x25: 3161 case M_ENH_B80x25: case M_ENH_C80x25: 3162 3163 case M_BG320: case M_CG320: case M_BG640: 3164 case M_CG320_D: case M_CG640_E: 3165 case M_CG640x350: case M_ENH_CG640: 3166 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 3167 modetable = video_mode_ptr + (cur_console->mode * 64); 3168 3169 default: 3170 modetable = video_mode_ptr + (64*M_VGA_C80x25); 3171 } 3172 3173 /* setup vga for normal operation mode again */ 3174 inb(crtc_addr+6); /* reset flip-flop */ 3175 outb(ATC, 0x10); outb(ATC, modetable[0x10+35]); 3176 inb(crtc_addr+6); /* reset flip-flop */ 3177 outb(ATC, 0x20); /* enable palette */ 3178#if SLOW_VGA 3179 outb(TSIDX, 0x02); outb(TSREG, modetable[0x02+4]); 3180 outb(TSIDX, 0x04); outb(TSREG, modetable[0x04+4]); 3181 outb(GDCIDX, 0x04); outb(GDCREG, modetable[0x04+55]); 3182 outb(GDCIDX, 0x05); outb(GDCREG, modetable[0x05+55]); 3183 outb(GDCIDX, 0x06); outb(GDCREG, modetable[0x06+55]); 3184#else 3185 outw(TSIDX, 0x0002 | (modetable[0x02+4]<<8)); 3186 outw(TSIDX, 0x0004 | (modetable[0x04+4]<<8)); 3187 outw(GDCIDX, 0x0004 | (modetable[0x04+55]<<8)); 3188 outw(GDCIDX, 0x0005 | (modetable[0x05+55]<<8)); 3189 outw(GDCIDX, 0x0006 | (modetable[0x06+55]<<8)); 3190#endif 3191 splx(s); 3192} 3193 3194void 3195copy_font(int operation, int font_type, char* font_image) 3196{ 3197 int ch, line, segment, fontsize; 3198 u_char val; 3199 3200 /* dont mess with console we dont know video mode on */ 3201 if (cur_console->status & UNKNOWN_MODE) 3202 return; 3203 3204 switch (font_type) { 3205 default: 3206 case FONT_8: 3207 segment = 0x8000; 3208 fontsize = 8; 3209 break; 3210 case FONT_14: 3211 segment = 0x4000; 3212 fontsize = 14; 3213 break; 3214 case FONT_16: 3215 segment = 0x0000; 3216 fontsize = 16; 3217 break; 3218 } 3219 outb(TSIDX, 0x01); val = inb(TSREG); /* disable screen */ 3220 outb(TSIDX, 0x01); outb(TSREG, val | 0x20); 3221 set_font_mode(); 3222 for (ch=0; ch < 256; ch++) 3223 for (line=0; line < fontsize; line++) 3224 if (operation) 3225 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line) = 3226 font_image[(ch*fontsize)+line]; 3227 else 3228 font_image[(ch*fontsize)+line] = 3229 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line); 3230 set_normal_mode(); 3231 outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); /* enable screen */ 3232} 3233 3234static void 3235set_destructive_cursor(scr_stat *scp) 3236{ 3237 u_char cursor[32]; 3238 caddr_t address; 3239 int i; 3240 char *font_buffer; 3241 3242 3243 if (scp->font_size < FONT_14) { 3244 font_buffer = font_8; 3245 address = (caddr_t)VIDEOMEM + 0x8000; 3246 } 3247 else if (scp->font_size >= FONT_16) { 3248 font_buffer = font_16; 3249 address = (caddr_t)VIDEOMEM; 3250 } 3251 else { 3252 font_buffer = font_14; 3253 address = (caddr_t)VIDEOMEM + 0x4000; 3254 } 3255 3256 if (scp->status & MOUSE_ENABLED) { 3257 if ((scp->cursor_saveunder & 0xff) == 0xd0) 3258 bcopyw(&scp->mouse_cursor[0], cursor, scp->font_size); 3259 else if ((scp->cursor_saveunder & 0xff) == 0xd1) 3260 bcopyw(&scp->mouse_cursor[32], cursor, scp->font_size); 3261 else if ((scp->cursor_saveunder & 0xff) == 0xd2) 3262 bcopyw(&scp->mouse_cursor[64], cursor, scp->font_size); 3263 else if ((scp->cursor_saveunder & 0xff) == 0xd3) 3264 bcopyw(&scp->mouse_cursor[96], cursor, scp->font_size); 3265 else 3266 bcopyw(font_buffer+((scp->cursor_saveunder & 0xff)*scp->font_size), 3267 cursor, scp->font_size); 3268 } 3269 else 3270 bcopyw(font_buffer + ((scp->cursor_saveunder & 0xff) * scp->font_size), 3271 cursor, scp->font_size); 3272 for (i=0; i<32; i++) 3273 if ((i >= scp->cursor_start && i <= scp->cursor_end) || 3274 (scp->cursor_start >= scp->font_size && i == scp->font_size - 1)) 3275 cursor[i] |= 0xff; 3276 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ; 3277 set_font_mode(); 3278 bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32); 3279 set_normal_mode(); 3280} 3281 3282static void 3283set_mouse_pos(scr_stat *scp) 3284{ 3285 static int last_xpos = -1, last_ypos = -1; 3286 /* 3287 * the margins imposed here are not ideal, we loose 3288 * a couble of pixels on the borders.. 3289 */ 3290 if (scp->mouse_xpos < 0) 3291 scp->mouse_xpos = 0; 3292 if (scp->mouse_ypos < 0) 3293 scp->mouse_ypos = 0; 3294 if (scp->mouse_xpos > (scp->xsize*8)-2) 3295 scp->mouse_xpos = (scp->xsize*8)-2; 3296 if (scp->mouse_ypos > (scp->ysize*scp->font_size)-2) 3297 scp->mouse_ypos = (scp->ysize*scp->font_size)-2; 3298 3299 if (scp->status & UNKNOWN_MODE) 3300 return; 3301 3302 if (scp->mouse_xpos != last_xpos || scp->mouse_ypos != last_ypos) { 3303 scp->status |= MOUSE_MOVED; 3304 3305 scp->mouse_pos = scp->scr_buf + 3306 ((scp->mouse_ypos/scp->font_size)*scp->xsize + scp->mouse_xpos/8); 3307 3308 if ((scp->status & MOUSE_ENABLED) && (scp->status & MOUSE_CUTTING)) { 3309 u_short *ptr; 3310 int i = 0; 3311 3312 mark_for_update(scp, scp->mouse_cut_start - scp->scr_buf); 3313 mark_for_update(scp, scp->mouse_cut_end - scp->scr_buf); 3314 scp->mouse_cut_end = scp->mouse_pos; 3315 for (ptr = (scp->mouse_cut_start > scp->mouse_cut_end 3316 ? scp->mouse_cut_end : scp->mouse_cut_start); 3317 ptr <= (scp->mouse_cut_start > scp->mouse_cut_end 3318 ? scp->mouse_cut_start : scp->mouse_cut_end); 3319 ptr++) { 3320 cut_buffer[i++] = *ptr & 0xff; 3321 if (((ptr - scp->scr_buf) % scp->xsize) == (scp->xsize - 1)) { 3322 cut_buffer[i++] = '\n'; 3323 } 3324 } 3325 cut_buffer[i] = 0x00; 3326 } 3327 } 3328} 3329 3330static void 3331mouse_cut_start(scr_stat *scp) 3332{ 3333 int i; 3334 3335 if (scp->status & MOUSE_ENABLED) { 3336 if (scp->mouse_pos == scp->mouse_cut_start && 3337 scp->mouse_cut_start == scp->mouse_cut_end) { 3338 cut_buffer[0] = 0x00; 3339 remove_cutmarking(scp); 3340 } 3341 else { 3342 scp->mouse_cut_start = scp->mouse_cut_end = scp->mouse_pos; 3343 cut_buffer[0] = *scp->mouse_cut_start & 0xff; 3344 cut_buffer[1] = 0x00; 3345 scp->status |= MOUSE_CUTTING; 3346 } 3347 mark_all(scp); 3348 /* delete all other screens cut markings */ 3349 for (i=0; i<MAXCONS; i++) { 3350 if (console[i] == NULL || console[i] == scp) 3351 continue; 3352 remove_cutmarking(console[i]); 3353 } 3354 } 3355} 3356 3357static void 3358mouse_cut_end(scr_stat *scp) 3359{ 3360 if (scp->status & MOUSE_ENABLED) { 3361 scp->status &= ~MOUSE_CUTTING; 3362 } 3363} 3364 3365static void 3366mouse_paste(scr_stat *scp) 3367{ 3368 if (scp->status & MOUSE_ENABLED) { 3369 struct tty *tp; 3370 u_char *ptr = cut_buffer; 3371 3372 tp = VIRTUAL_TTY(get_scr_num()); 3373 while (*ptr) 3374 (*linesw[tp->t_line].l_rint)(scr_rmap[*ptr++], tp); 3375 } 3376} 3377 3378static void 3379draw_mouse_image(scr_stat *scp) 3380{ 3381 caddr_t address; 3382 int i; 3383 char *font_buffer; 3384 u_short buffer[32]; 3385 u_short xoffset, yoffset; 3386 u_short *crt_pos = Crtat + (scp->mouse_pos - scp->scr_buf); 3387 int font_size = scp->font_size; 3388 3389 if (font_size < FONT_14) { 3390 font_buffer = font_8; 3391 address = (caddr_t)VIDEOMEM + 0x8000; 3392 } 3393 else if (font_size >= FONT_16) { 3394 font_buffer = font_16; 3395 address = (caddr_t)VIDEOMEM; 3396 } 3397 else { 3398 font_buffer = font_14; 3399 address = (caddr_t)VIDEOMEM + 0x4000; 3400 } 3401 xoffset = scp->mouse_xpos % 8; 3402 yoffset = scp->mouse_ypos % font_size; 3403 3404 /* prepare mousepointer char's bitmaps */ 3405 bcopyw(font_buffer + ((*(scp->mouse_pos) & 0xff) * font_size), 3406 &scp->mouse_cursor[0], font_size); 3407 bcopyw(font_buffer + ((*(scp->mouse_pos+1) & 0xff) * font_size), 3408 &scp->mouse_cursor[32], font_size); 3409 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize) & 0xff) * font_size), 3410 &scp->mouse_cursor[64], font_size); 3411 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize+1) & 0xff) * font_size), 3412 &scp->mouse_cursor[96], font_size); 3413 for (i=0; i<font_size; i++) { 3414 buffer[i] = scp->mouse_cursor[i]<<8 | scp->mouse_cursor[i+32]; 3415 buffer[i+font_size]=scp->mouse_cursor[i+64]<<8|scp->mouse_cursor[i+96]; 3416 } 3417 3418 /* now and-or in the mousepointer image */ 3419 for (i=0; i<16; i++) { 3420 buffer[i+yoffset] = 3421 ( buffer[i+yoffset] & ~(mouse_and_mask[i] >> xoffset)) 3422 | (mouse_or_mask[i] >> xoffset); 3423 } 3424 for (i=0; i<font_size; i++) { 3425 scp->mouse_cursor[i] = (buffer[i] & 0xff00) >> 8; 3426 scp->mouse_cursor[i+32] = buffer[i] & 0xff; 3427 scp->mouse_cursor[i+64] = (buffer[i+font_size] & 0xff00) >> 8; 3428 scp->mouse_cursor[i+96] = buffer[i+font_size] & 0xff; 3429 } 3430 3431 scp->mouse_oldpos = scp->mouse_pos; 3432 3433 /* wait for vertical retrace to avoid jitter on some videocards */ 3434 while (!(inb(crtc_addr+6) & 0x08)) /* idle */ ; 3435 set_font_mode(); 3436 bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128); 3437 set_normal_mode(); 3438 *(crt_pos) = (*(scp->mouse_pos)&0xff00)|0xd0; 3439 *(crt_pos+scp->xsize) = (*(scp->mouse_pos+scp->xsize)&0xff00)|0xd2; 3440 if (scp->mouse_xpos < (scp->xsize-1)*8) { 3441 *(crt_pos+1) = (*(scp->mouse_pos+1)&0xff00)|0xd1; 3442 *(crt_pos+scp->xsize+1) = (*(scp->mouse_pos+scp->xsize+1)&0xff00)|0xd3; 3443 } 3444 mark_for_update(scp, scp->mouse_pos - scp->scr_buf); 3445 mark_for_update(scp, scp->mouse_pos + scp->xsize + 1 - scp->scr_buf); 3446} 3447 3448static void 3449remove_mouse_image(scr_stat *scp) 3450{ 3451 u_short *crt_pos = Crtat + (scp->mouse_oldpos - scp->scr_buf); 3452 3453 *(crt_pos) = *(scp->mouse_oldpos); 3454 *(crt_pos+1) = *(scp->mouse_oldpos+1); 3455 *(crt_pos+scp->xsize) = *(scp->mouse_oldpos+scp->xsize); 3456 *(crt_pos+scp->xsize+1) = *(scp->mouse_oldpos+scp->xsize+1); 3457 mark_for_update(scp, scp->mouse_oldpos - scp->scr_buf); 3458 mark_for_update(scp, scp->mouse_oldpos + scp->xsize + 1 - scp->scr_buf); 3459} 3460 3461static void 3462draw_cutmarking(scr_stat *scp) 3463{ 3464 u_short *ptr; 3465 u_short och, nch; 3466 3467 for (ptr=scp->scr_buf; ptr<=(scp->scr_buf+(scp->xsize*scp->ysize)); ptr++) { 3468 nch = och = *(Crtat + (ptr - scp->scr_buf)); 3469 /* are we outside the selected area ? */ 3470 if ( ptr < (scp->mouse_cut_start > scp->mouse_cut_end ? 3471 scp->mouse_cut_end : scp->mouse_cut_start) || 3472 ptr > (scp->mouse_cut_start > scp->mouse_cut_end ? 3473 scp->mouse_cut_start : scp->mouse_cut_end)) { 3474 if (ptr != scp->cursor_pos) 3475 nch = (och & 0xff) | (*ptr & 0xff00); 3476 } 3477 else { 3478 /* are we clear of the cursor image ? */ 3479 if (ptr != scp->cursor_pos) 3480 nch = (och & 0x88ff) | (*ptr & 0x7000)>>4 | (*ptr & 0x0700)<<4; 3481 else { 3482 if (flags & CHAR_CURSOR) 3483 nch = (och & 0x88ff)|(*ptr & 0x7000)>>4|(*ptr & 0x0700)<<4; 3484 else 3485 if (!(flags & BLINK_CURSOR)) 3486 nch = (och & 0xff) | (*ptr & 0xff00); 3487 } 3488 } 3489 if (nch != och) 3490 *(Crtat + (ptr - scp->scr_buf)) = nch; 3491 } 3492} 3493 3494static void 3495remove_cutmarking(scr_stat *scp) 3496{ 3497 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 3498 scp->status &= ~MOUSE_CUTTING; 3499 mark_all(scp); 3500} 3501 3502static void 3503save_palette(void) 3504{ 3505 int i; 3506 3507 outb(PALRADR, 0x00); 3508 for (i=0x00; i<0x300; i++) 3509 palette[i] = inb(PALDATA); 3510 inb(crtc_addr+6); /* reset flip/flop */ 3511} 3512 3513void 3514load_palette(void) 3515{ 3516 int i; 3517 3518 outb(PIXMASK, 0xFF); /* no pixelmask */ 3519 outb(PALWADR, 0x00); 3520 for (i=0x00; i<0x300; i++) 3521 outb(PALDATA, palette[i]); 3522 inb(crtc_addr+6); /* reset flip/flop */ 3523 outb(ATC, 0x20); /* enable palette */ 3524} 3525 3526static void 3527do_bell(scr_stat *scp, int pitch, int duration) 3528{ 3529 if (flags & VISUAL_BELL) { 3530 if (blink_in_progress) 3531 return; 3532 blink_in_progress = 4; 3533 if (scp != cur_console) 3534 blink_in_progress += 2; 3535 blink_screen(cur_console); 3536 timeout((timeout_func_t)blink_screen, cur_console, hz/10); 3537 } else { 3538 if (scp != cur_console) 3539 pitch *= 2; 3540 sysbeep(pitch, duration); 3541 } 3542} 3543 3544static void 3545blink_screen(scr_stat *scp) 3546{ 3547 if (blink_in_progress > 1) { 3548 if (blink_in_progress & 1) 3549 fillw(kernel_default.std_color | scr_map[0x20], 3550 Crtat, scp->xsize * scp->ysize); 3551 else 3552 fillw(kernel_default.rev_color | scr_map[0x20], 3553 Crtat, scp->xsize * scp->ysize); 3554 blink_in_progress--; 3555 timeout((timeout_func_t)blink_screen, scp, hz/10); 3556 } 3557 else { 3558 blink_in_progress = FALSE; 3559 mark_all(scp); 3560 if (delayed_next_scr) 3561 switch_scr(scp, delayed_next_scr - 1); 3562 } 3563} 3564 3565#ifdef SC_SPLASH_SCREEN 3566static void 3567toggle_splash_screen(scr_stat *scp) 3568{ 3569 static int toggle = 0; 3570 static u_char save_mode; 3571 int s = splhigh(); 3572 3573 if (toggle) { 3574 scp->mode = save_mode; 3575 scp->status &= ~UNKNOWN_MODE; 3576 set_mode(scp); 3577 toggle = 0; 3578 } 3579 else { 3580 save_mode = scp->mode; 3581 scp->mode = M_VGA_CG320; 3582 scp->status |= UNKNOWN_MODE; 3583 set_mode(scp); 3584 /* load image */ 3585 toggle = 1; 3586 } 3587 splx(s); 3588} 3589#endif 3590#endif /* NSC */ 3591