29 */ 30 31#include "sc.h" 32#include "apm.h" 33#if NSC > 0 34#include <sys/param.h> 35#include <sys/systm.h> 36#include <sys/conf.h> 37#include <sys/ioctl.h> 38#include <sys/proc.h> 39#include <sys/user.h> 40#include <sys/tty.h> 41#include <sys/uio.h> 42#include <sys/callout.h> 43#include <sys/kernel.h> 44#include <sys/syslog.h> 45#include <sys/errno.h> 46#include <sys/malloc.h> 47#include <sys/devconf.h> 48 49#include <machine/clock.h> 50#include <machine/console.h> 51#include <machine/psl.h> 52#include <machine/frame.h> 53#include <machine/pc/display.h> 54#include <machine/apm_bios.h> 55 56#include <i386/isa/isa.h> 57#include <i386/isa/isa_device.h> 58#include <i386/isa/timerreg.h> 59#include <i386/isa/kbdtables.h> 60#include <i386/i386/cons.h> 61#include <i386/isa/syscons.h> 62 63#if !defined(MAXCONS) 64#define MAXCONS 16 65#endif 66 67/* this may break on older VGA's but is usefull on real 32 bit systems */ 68#define bcopyw bcopy 69 70static default_attr user_default = { 71 (FG_LIGHTGREY | BG_BLACK) << 8, 72 (FG_BLACK | BG_LIGHTGREY) << 8 73}; 74 75static default_attr kernel_default = { 76 (FG_WHITE | BG_BLACK) << 8, 77 (FG_BLACK | BG_LIGHTGREY) << 8 78}; 79 80static scr_stat main_console; 81static scr_stat *console[MAXCONS]; 82 scr_stat *cur_console; 83static scr_stat *new_scp, *old_scp; 84static term_stat kernel_console; 85static default_attr *current_default; 86static char init_done = FALSE; 87static int configuration = 0; 88static char switch_in_progress = FALSE; 89static char blink_in_progress = FALSE; 90static char write_in_progress = FALSE; 91 u_int crtc_addr = MONO_BASE; 92static char crtc_vga = FALSE; 93static u_char shfts = 0, ctls = 0, alts = 0, agrs = 0, metas = 0; 94static u_char nlkcnt = 0, clkcnt = 0, slkcnt = 0, alkcnt = 0; 95static char *font_8 = NULL, *font_14 = NULL, *font_16 = NULL; 96static int fonts_loaded = 0; 97 char palette[3*256]; 98static const u_int n_fkey_tab = sizeof(fkey_tab) / sizeof(*fkey_tab); 99static int delayed_next_scr = FALSE; 100static long scrn_blank_time = 0; /* screen saver timeout value */ 101 int scrn_blanked = FALSE; /* screen saver active flag */ 102static int scrn_saver = 0; /* screen saver routine */ 103static long scrn_time_stamp; 104 u_char scr_map[256]; 105static char *video_mode_ptr = NULL; 106#if ASYNCH 107static u_char kbd_reply = 0; 108#endif 109 110static u_short mouse_and_mask[16] = { 111 0xc000, 0xe000, 0xf000, 0xf800, 0xfc00, 0xfe00, 0xff00, 0xff80, 112 0xfe00, 0x1e00, 0x1f00, 0x0f00, 0x0f00, 0x0000, 0x0000, 0x0000 113}; 114static u_short mouse_or_mask[16] = { 115 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7c00, 0x7e00, 0x6800, 116 0x0c00, 0x0c00, 0x0600, 0x0600, 0x0000, 0x0000, 0x0000, 0x0000 117}; 118 119void none_saver(int blank) { } 120void (*current_saver)() = none_saver; 121 122/* OS specific stuff */ 123#ifdef not_yet_done 124#define VIRTUAL_TTY(x) (sccons[x] = ttymalloc(sccons[x])) 125struct CONSOLE_TTY (sccons[MAXCONS] = ttymalloc(sccons[MAXCONS])) 126struct tty *sccons[MAXCONS+1]; 127#else 128#define VIRTUAL_TTY(x) &sccons[x] 129#define CONSOLE_TTY &sccons[MAXCONS] 130struct tty sccons[MAXCONS+1]; 131int nsccons = MAXCONS+1; 132#endif 133#define MONO_BUF pa_to_va(0xB0000) 134#define CGA_BUF pa_to_va(0xB8000) 135u_short *Crtat = (u_short *)MONO_BUF; 136 137#define WRAPHIST(scp, pointer, offset)\ 138 ((scp->history) + ((((pointer) - (scp->history)) + (scp->history_size)\ 139 + (offset)) % (scp->history_size))) 140 141struct isa_driver scdriver = { 142 scprobe, scattach, "sc", 1 143}; 144 145int 146scprobe(struct isa_device *dev) 147{ 148 int i, retries = 5; 149 unsigned char val; 150 151 /* Enable interrupts and keyboard controller */ 152 kbd_wait(); 153 outb(KB_STAT, KB_WRITE); 154 kbd_wait(); 155 outb(KB_DATA, KB_MODE); 156 157 /* flush any noise in the buffer */ 158 while (inb(KB_STAT) & KB_BUF_FULL) { 159 DELAY(10); 160 (void) inb(KB_DATA); 161 } 162 163 /* Reset keyboard hardware */ 164 while (retries--) { 165 kbd_wait(); 166 outb(KB_DATA, KB_RESET); 167 for (i=0; i<100000; i++) { 168 DELAY(10); 169 val = inb(KB_DATA); 170 if (val == KB_ACK || val == KB_ECHO) 171 goto gotres; 172 if (val == KB_RESEND) 173 break; 174 } 175 } 176gotres: 177 if (!retries) 178 printf("scprobe: keyboard won't accept RESET command\n"); 179 else { 180gotack: 181 DELAY(10); 182 while ((inb(KB_STAT) & KB_BUF_FULL) == 0) DELAY(10); 183 DELAY(10); 184 val = inb(KB_DATA); 185 if (val == KB_ACK) 186 goto gotack; 187 if (val != KB_RESET_DONE) 188 printf("scprobe: keyboard RESET failed %02x\n", val); 189 } 190#ifdef XT_KEYBOARD 191 kbd_wait(); 192 outb(KB_DATA, 0xF0); 193 kbd_wait(); 194 outb(KB_DATA, 1) 195 kbd_wait(); 196#endif /* XT_KEYBOARD */ 197 return (IO_KBDSIZE); 198} 199 200static struct kern_devconf kdc_sc[NSC] = { 201 0, 0, 0, /* filled in by dev_attach */ 202 "sc", 0, { MDDT_ISA, 0, "tty" }, 203 isa_generic_externalize, 0, 0, ISA_EXTERNALLEN, 204 &kdc_isa0, /* parent */ 205 0, /* parentdata */ 206 DC_BUSY, /* the console is almost always busy */ 207 "Graphics console", 208 DC_CLS_DISPLAY /* class */ 209}; 210 211static inline void 212sc_registerdev(struct isa_device *id) 213{ 214 if(id->id_unit) 215 kdc_sc[id->id_unit] = kdc_sc[0]; 216 kdc_sc[id->id_unit].kdc_unit = id->id_unit; 217 kdc_sc[id->id_unit].kdc_isa = id; 218 dev_attach(&kdc_sc[id->id_unit]); 219} 220 221#if NAPM > 0 222static int 223scresume(void *dummy) 224{ 225 shfts = 0; 226 ctls = 0; 227 alts = 0; 228 agrs = 0; 229 metas = 0; 230 return 0; 231} 232#endif 233 234int 235scattach(struct isa_device *dev) 236{ 237 scr_stat *scp; 238 239 scinit(); 240 configuration = dev->id_flags; 241 242 scp = console[0]; 243 244 if (crtc_vga) { 245 font_8 = (char *)malloc(8*256, M_DEVBUF, M_NOWAIT); 246 font_14 = (char *)malloc(14*256, M_DEVBUF, M_NOWAIT); 247 font_16 = (char *)malloc(16*256, M_DEVBUF, M_NOWAIT); 248 copy_font(SAVE, FONT_16, font_16); 249 fonts_loaded = FONT_16; 250 scp->font = FONT_16; 251 save_palette(); 252 } 253 254 scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 255 M_DEVBUF, M_NOWAIT); 256 /* copy screen to buffer */ 257 bcopyw(Crtat, scp->scr_buf, scp->xsize * scp->ysize * sizeof(u_short)); 258 scp->cursor_pos = scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; 259 scp->mouse_pos = scp->scr_buf; 260 261 /* initialize history buffer & pointers */ 262 scp->history_head = scp->history_pos = scp->history = 263 (u_short *)malloc(scp->history_size*sizeof(u_short), 264 M_DEVBUF, M_NOWAIT); 265 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 266 267 /* initialize cursor stuff */ 268 draw_cursor(scp, TRUE); 269 if (crtc_vga && (configuration & CHAR_CURSOR)) 270 set_destructive_cursor(scp, TRUE); 271 272 /* get screen update going */ 273 scrn_timer(); 274 275 update_leds(scp->status); 276 sc_registerdev(dev); 277 278 printf("sc%d: ", dev->id_unit); 279 if (crtc_vga) 280 if (crtc_addr == MONO_BASE) 281 printf("VGA mono"); 282 else 283 printf("VGA color"); 284 else 285 if (crtc_addr == MONO_BASE) 286 printf("MDA/hercules"); 287 else 288 printf("CGA/EGA"); 289 printf(" <%d virtual consoles, flags=0x%x>\n", MAXCONS, configuration); 290 291#if NAPM > 0 292 scp->r_hook.ah_fun = scresume; 293 scp->r_hook.ah_arg = NULL; 294 scp->r_hook.ah_name = "system keyboard"; 295 scp->r_hook.ah_order = APM_MID_ORDER; 296 apm_hook_establish(APM_HOOK_RESUME , &scp->r_hook); 297#endif 298 return 0; 299} 300 301struct tty 302*scdevtotty(dev_t dev) 303{ 304 int unit = minor(dev); 305 306 if (unit > MAXCONS || unit < 0) 307 return(NULL); 308 if (unit == MAXCONS) 309 return CONSOLE_TTY; 310 return VIRTUAL_TTY(unit); 311} 312 313static scr_stat 314*get_scr_stat(dev_t dev) 315{ 316 int unit = minor(dev); 317 318 if (unit > MAXCONS || unit < 0) 319 return(NULL); 320 if (unit == MAXCONS) 321 return console[0]; 322 return console[unit]; 323} 324 325static int 326get_scr_num() 327{ 328 int i = 0; 329 330 while ((i < MAXCONS) && (cur_console != console[i])) 331 i++; 332 return i < MAXCONS ? i : 0; 333} 334 335int 336scopen(dev_t dev, int flag, int mode, struct proc *p) 337{ 338 struct tty *tp = scdevtotty(dev); 339 340 if (!tp) 341 return(ENXIO); 342 343 tp->t_oproc = scstart; 344 tp->t_param = scparam; 345 tp->t_dev = dev; 346 if (!(tp->t_state & TS_ISOPEN)) { 347 ttychars(tp); 348 tp->t_iflag = TTYDEF_IFLAG; 349 tp->t_oflag = TTYDEF_OFLAG; 350 tp->t_cflag = TTYDEF_CFLAG; 351 tp->t_lflag = TTYDEF_LFLAG; 352 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 353 scparam(tp, &tp->t_termios); 354 ttsetwater(tp); 355 } 356 else 357 if (tp->t_state & TS_XCLUDE && p->p_ucred->cr_uid != 0) 358 return(EBUSY); 359 tp->t_state |= TS_CARR_ON; 360 tp->t_cflag |= CLOCAL; 361 if (!console[minor(dev)]) 362 console[minor(dev)] = alloc_scp(); 363 return((*linesw[tp->t_line].l_open)(dev, tp)); 364} 365 366int 367scclose(dev_t dev, int flag, int mode, struct proc *p) 368{ 369 struct tty *tp = scdevtotty(dev); 370 struct scr_stat *scp; 371 372 if (!tp) 373 return(ENXIO); 374 if (minor(dev) < MAXCONS) { 375 scp = get_scr_stat(tp->t_dev); 376 if (scp->status & SWITCH_WAIT_ACQ) 377 wakeup((caddr_t)&scp->smode); 378#if not_yet_done 379 if (scp == &main_console) { 380 scp->pid = 0; 381 scp->proc = NULL; 382 scp->smode.mode = VT_AUTO; 383 } 384 else { 385 free(scp->scr_buf, M_DEVBUF); 386 free(scp->history, M_DEVBUF); 387 free(scp, M_DEVBUF); 388 console[minor(dev)] = NULL; 389 } 390#else 391 scp->pid = 0; 392 scp->proc = NULL; 393 scp->smode.mode = VT_AUTO; 394#endif 395 } 396 (*linesw[tp->t_line].l_close)(tp, flag); 397 ttyclose(tp); 398 return(0); 399} 400 401int 402scread(dev_t dev, struct uio *uio, int flag) 403{ 404 struct tty *tp = scdevtotty(dev); 405 406 if (!tp) 407 return(ENXIO); 408 return((*linesw[tp->t_line].l_read)(tp, uio, flag)); 409} 410 411int 412scwrite(dev_t dev, struct uio *uio, int flag) 413{ 414 struct tty *tp = scdevtotty(dev); 415 416 if (!tp) 417 return(ENXIO); 418 return((*linesw[tp->t_line].l_write)(tp, uio, flag)); 419} 420 421void 422scintr(int unit) 423{ 424 static struct tty *cur_tty; 425 int c, len; 426 u_char *cp; 427 428 /* make screensaver happy */ 429 scrn_time_stamp = time.tv_sec; 430 if (scrn_blanked) { 431 (*current_saver)(FALSE); 432 cur_console->start = 0; 433 cur_console->end = cur_console->xsize * cur_console->ysize; 434 } 435 436 c = scgetc(1); 437 438 cur_tty = VIRTUAL_TTY(get_scr_num()); 439 if (!(cur_tty->t_state & TS_ISOPEN)) 440 if (!((cur_tty = CONSOLE_TTY)->t_state & TS_ISOPEN)) 441 return; 442 443 switch (c & 0xff00) { 444 case 0x0000: /* normal key */ 445 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 446 break; 447 case NOKEY: /* nothing there */ 448 break; 449 case FKEY: /* function key, return string */ 450 if (cp = get_fstr((u_int)c, (u_int *)&len)) { 451 while (len-- > 0) 452 (*linesw[cur_tty->t_line].l_rint)(*cp++ & 0xFF, cur_tty); 453 } 454 break; 455 case MKEY: /* meta is active, prepend ESC */ 456 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 457 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 458 break; 459 case BKEY: /* backtab fixed sequence (esc [ Z) */ 460 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 461 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 462 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 463 break; 464 } 465} 466 467int 468scparam(struct tty *tp, struct termios *t) 469{ 470 tp->t_ispeed = t->c_ispeed; 471 tp->t_ospeed = t->c_ospeed; 472 tp->t_cflag = t->c_cflag; 473 return 0; 474} 475 476int 477scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) 478{ 479 int i, error; 480 struct tty *tp; 481 struct trapframe *fp; 482 scr_stat *scp; 483 484 tp = scdevtotty(dev); 485 if (!tp) 486 return ENXIO; 487 scp = get_scr_stat(tp->t_dev); 488 489 switch (cmd) { /* process console hardware related ioctl's */ 490 491 case GIO_ATTR: /* get current attributes */ 492 *(int*)data = scp->term.cur_attr; 493 return 0; 494 495 case GIO_COLOR: /* is this a color console ? */ 496 if (crtc_addr == COLOR_BASE) 497 *(int*)data = 1; 498 else 499 *(int*)data = 0; 500 return 0; 501 502 case CONS_CURRENT: /* get current adapter type */ 503 if (crtc_vga) 504 *(int*)data = KD_VGA; 505 else 506 if (crtc_addr == MONO_BASE) 507 *(int*)data = KD_MONO; 508 else 509 *(int*)data = KD_CGA; 510 return 0; 511 512 case CONS_GET: /* get current video mode */ 513 *(int*)data = scp->mode; 514 return 0; 515 516 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 517 scrn_blank_time = *(int*)data; 518 return 0; 519 520 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 521 if ((*(int*)data) & 0x01) 522 configuration |= BLINK_CURSOR; 523 else 524 configuration &= ~BLINK_CURSOR; 525 if ((*(int*)data) & 0x02) { 526 configuration |= CHAR_CURSOR; 527 set_destructive_cursor(scp, TRUE); 528 } else 529 configuration &= ~CHAR_CURSOR; 530 return 0; 531 532 case CONS_BELLTYPE: /* set bell type sound/visual */ 533 if (*data) 534 configuration |= VISUAL_BELL; 535 else 536 configuration &= ~VISUAL_BELL; 537 return 0; 538 539 case CONS_HISTORY: /* set history size */ 540 if (*data) { 541 free(scp->history, M_DEVBUF); 542 scp->history_size = *(int*)data; 543 if (scp->history_size < scp->ysize) 544 scp->history = NULL; 545 else { 546 scp->history_size *= scp->xsize; 547 scp->history_head = scp->history_pos = scp->history = 548 (u_short *)malloc(scp->history_size*sizeof(u_short), 549 M_DEVBUF, M_NOWAIT); 550 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 551 } 552 return 0; 553 } 554 else 555 return EINVAL; 556 557 case CONS_MOUSECTL: /* control mouse arrow */ 558 { 559 mouse_info_t *mouse = (mouse_info_t*)data; 560 int fontsize; 561 562 switch (scp->font) { 563 default: 564 case FONT_8: 565 fontsize = 8; break; 566 case FONT_14: 567 fontsize = 14; break; 568 case FONT_16: 569 fontsize = 16; break; 570 } 571 switch (mouse->operation) { 572 case MOUSE_SHOW: 573 if (!(scp->status & MOUSE_ENABLED)) { 574 scp->mouse_oldpos = Crtat + (scp->mouse_pos - scp->scr_buf); 575 scp->status |= (UPDATE_MOUSE | MOUSE_ENABLED); 576 } 577 else 578 return EINVAL; 579 break; 580 581 case MOUSE_HIDE: 582 if (scp->status & MOUSE_ENABLED) { 583 scp->status &= ~MOUSE_ENABLED; 584 scp->status |= UPDATE_MOUSE; 585 } 586 else 587 return EINVAL; 588 break; 589 590 case MOUSE_MOVEABS: 591 scp->mouse_xpos = mouse->x; 592 scp->mouse_ypos = mouse->y; 593 goto set_mouse_pos; 594 595 case MOUSE_MOVEREL: 596 scp->mouse_xpos += mouse->x; 597 scp->mouse_ypos += mouse->y; 598set_mouse_pos: 599 if (scp->mouse_xpos < 0) 600 scp->mouse_xpos = 0; 601 if (scp->mouse_ypos < 0) 602 scp->mouse_ypos = 0; 603 if (scp->mouse_xpos >= scp->xsize*8) 604 scp->mouse_xpos = (scp->xsize*8)-1; 605 if (scp->mouse_ypos >= scp->ysize*fontsize) 606 scp->mouse_ypos = (scp->ysize*fontsize)-1; 607 scp->mouse_pos = scp->scr_buf + 608 (scp->mouse_ypos/fontsize)*scp->xsize + scp->mouse_xpos/8; 609 if (scp->status & MOUSE_ENABLED) 610 scp->status |= UPDATE_MOUSE; 611 break; 612 613 case MOUSE_GETPOS: 614 mouse->x = scp->mouse_xpos; 615 mouse->y = scp->mouse_ypos; 616 return 0; 617 618 default: 619 return EINVAL; 620 } 621 /* make screensaver happy */ 622 if (scp == cur_console) { 623 scrn_time_stamp = time.tv_sec; 624 if (scrn_blanked) { 625 (*current_saver)(FALSE); 626 cur_console->start = 0; 627 cur_console->end = cur_console->xsize * cur_console->ysize; 628 } 629 } 630 return 0; 631 } 632 633 case CONS_GETINFO: /* get current (virtual) console info */ 634 { 635 vid_info_t *ptr = (vid_info_t*)data; 636 if (ptr->size == sizeof(struct vid_info)) { 637 ptr->m_num = get_scr_num(); 638 ptr->mv_col = scp->xpos; 639 ptr->mv_row = scp->ypos; 640 ptr->mv_csz = scp->xsize; 641 ptr->mv_rsz = scp->ysize; 642 ptr->mv_norm.fore = (scp->term.std_attr & 0x0f00)>>8; 643 ptr->mv_norm.back = (scp->term.std_attr & 0xf000)>>12; 644 ptr->mv_rev.fore = (scp->term.rev_attr & 0x0f00)>>8; 645 ptr->mv_rev.back = (scp->term.rev_attr & 0xf000)>>12; 646 ptr->mv_grfc.fore = 0; /* not supported */ 647 ptr->mv_grfc.back = 0; /* not supported */ 648 ptr->mv_ovscan = scp->border; 649 ptr->mk_keylock = scp->status & LOCK_KEY_MASK; 650 return 0; 651 } 652 return EINVAL; 653 } 654 655 case CONS_GETVERS: /* get version number */ 656 *(int*)data = 0x200; /* version 2.0 */ 657 return 0; 658 659 /* VGA TEXT MODES */ 660 case SW_VGA_C40x25: 661 case SW_VGA_C80x25: case SW_VGA_M80x25: 662 case SW_VGA_C80x30: case SW_VGA_M80x30: 663 case SW_VGA_C80x50: case SW_VGA_M80x50: 664 case SW_VGA_C80x60: case SW_VGA_M80x60: 665 case SW_B40x25: case SW_C40x25: 666 case SW_B80x25: case SW_C80x25: 667 case SW_ENH_B40x25: case SW_ENH_C40x25: 668 case SW_ENH_B80x25: case SW_ENH_C80x25: 669 case SW_ENH_B80x43: case SW_ENH_C80x43: 670 671 if (!crtc_vga || video_mode_ptr == NULL) 672 return ENXIO; 673 switch (cmd & 0xff) { 674 case M_VGA_C80x60: case M_VGA_M80x60: 675 if (!(fonts_loaded & FONT_8)) 676 return EINVAL; 677 scp->xsize = 80; 678 scp->ysize = 60; 679 break; 680 case M_VGA_C80x50: case M_VGA_M80x50: 681 if (!(fonts_loaded & FONT_8)) 682 return EINVAL; 683 scp->xsize = 80; 684 scp->ysize = 50; 685 break; 686 case M_ENH_B80x43: case M_ENH_C80x43: 687 if (!(fonts_loaded & FONT_8)) 688 return EINVAL; 689 scp->xsize = 80; 690 scp->ysize = 43; 691 break; 692 case M_VGA_C80x30: case M_VGA_M80x30: 693 scp->xsize = 80; 694 scp->ysize = 30; 695 break; 696 default: 697 if ((cmd & 0xff) > M_VGA_CG320) 698 return EINVAL; 699 else 700 scp->xsize = *(video_mode_ptr+((cmd&0xff)*64)); 701 scp->ysize = *(video_mode_ptr+((cmd&0xff)*64)+1)+1; 702 break; 703 } 704 scp->mode = cmd & 0xff; 705 scp->status &= ~UNKNOWN_MODE; /* text mode */ 706 free(scp->scr_buf, M_DEVBUF); 707 scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 708 M_DEVBUF, M_NOWAIT); 709 if (scp == cur_console) 710 set_mode(scp); 711 clear_screen(scp); 712 if (tp->t_winsize.ws_col != scp->xsize 713 || tp->t_winsize.ws_row != scp->ysize) { 714 tp->t_winsize.ws_col = scp->xsize; 715 tp->t_winsize.ws_row = scp->ysize; 716 pgsignal(tp->t_pgrp, SIGWINCH, 1); 717 } 718 return 0; 719 720 /* GRAPHICS MODES */ 721 case SW_BG320: case SW_BG640: 722 case SW_CG320: case SW_CG320_D: case SW_CG640_E: 723 case SW_CG640x350: case SW_ENH_CG640: 724 case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320: 725 726 if (!crtc_vga || video_mode_ptr == NULL) 727 return ENXIO; 728 scp->mode = cmd & 0xFF; 729 scp->status |= UNKNOWN_MODE; /* graphics mode */ 730 scp->xsize = (*(video_mode_ptr + (scp->mode*64))) * 8; 731 scp->ysize = (*(video_mode_ptr + (scp->mode*64) + 1) + 1) * 732 (*(video_mode_ptr + (scp->mode*64) + 2)); 733 set_mode(scp); 734 /* clear_graphics();*/ 735 736 if (tp->t_winsize.ws_xpixel != scp->xsize 737 || tp->t_winsize.ws_ypixel != scp->ysize) { 738 tp->t_winsize.ws_xpixel = scp->xsize; 739 tp->t_winsize.ws_ypixel = scp->ysize; 740 pgsignal(tp->t_pgrp, SIGWINCH, 1); 741 } 742 return 0; 743 744 case VT_SETMODE: /* set screen switcher mode */ 745 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 746 if (scp->smode.mode == VT_PROCESS) { 747 scp->proc = p; 748 scp->pid = scp->proc->p_pid; 749 } 750 return 0; 751 752 case VT_GETMODE: /* get screen switcher mode */ 753 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 754 return 0; 755 756 case VT_RELDISP: /* screen switcher ioctl */ 757 switch(*data) { 758 case VT_FALSE: /* user refuses to release screen, abort */ 759 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 760 old_scp->status &= ~SWITCH_WAIT_REL; 761 switch_in_progress = FALSE; 762 return 0; 763 } 764 return EINVAL; 765 766 case VT_TRUE: /* user has released screen, go on */ 767 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 768 scp->status &= ~SWITCH_WAIT_REL; 769 exchange_scr(); 770 if (new_scp->smode.mode == VT_PROCESS) { 771 new_scp->status |= SWITCH_WAIT_ACQ; 772 psignal(new_scp->proc, new_scp->smode.acqsig); 773 } 774 else 775 switch_in_progress = FALSE; 776 return 0; 777 } 778 return EINVAL; 779 780 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 781 if (scp == new_scp && (scp->status & SWITCH_WAIT_ACQ)) { 782 scp->status &= ~SWITCH_WAIT_ACQ; 783 switch_in_progress = FALSE; 784 return 0; 785 } 786 return EINVAL; 787 788 default: 789 return EINVAL; 790 } 791 /* NOT REACHED */ 792 793 case VT_OPENQRY: /* return free virtual console */ 794 for (i = 0; i < MAXCONS; i++) { 795 tp = VIRTUAL_TTY(i); 796 if (!(tp->t_state & TS_ISOPEN)) { 797 *data = i + 1; 798 return 0; 799 } 800 } 801 return EINVAL; 802 803 case VT_ACTIVATE: /* switch to screen *data */ 804 return switch_scr(scp, (*data) - 1); 805 806 case VT_WAITACTIVE: /* wait for switch to occur */ 807 if (*data > MAXCONS || *data < 0) 808 return EINVAL; 809 if (minor(dev) == (*data) - 1) 810 return 0; 811 if (*data == 0) { 812 if (scp == cur_console) 813 return 0; 814 } 815 else 816 scp = console[(*data) - 1]; 817 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 818 "waitvt", 0)) == ERESTART) ; 819 return error; 820 821 case VT_GETACTIVE: 822 *data = get_scr_num()+1; 823 return 0; 824 825 case KDENABIO: /* allow io operations */ 826 fp = (struct trapframe *)p->p_md.md_regs; 827 fp->tf_eflags |= PSL_IOPL; 828 return 0; 829 830 case KDDISABIO: /* disallow io operations (default) */ 831 fp = (struct trapframe *)p->p_md.md_regs; 832 fp->tf_eflags &= ~PSL_IOPL; 833 return 0; 834 835 case KDSETMODE: /* set current mode of this (virtual) console */ 836 switch (*data) { 837 case KD_TEXT: /* switch to TEXT (known) mode */ 838 /* restore fonts & palette ! */ 839 if (crtc_vga) { 840 if (fonts_loaded & FONT_8) 841 copy_font(LOAD, FONT_8, font_8); 842 if (fonts_loaded & FONT_14) 843 copy_font(LOAD, FONT_14, font_14); 844 if (fonts_loaded & FONT_16) 845 copy_font(LOAD, FONT_16, font_16); 846 if (configuration & CHAR_CURSOR) 847 set_destructive_cursor(scp, TRUE); 848 load_palette(); 849 } 850 /* FALL THROUGH */ 851 852 case KD_TEXT1: /* switch to TEXT (known) mode */ 853 /* no restore fonts & palette */ 854 scp->status &= ~UNKNOWN_MODE; 855 if (crtc_vga && video_mode_ptr) 856 set_mode(scp); 857 clear_screen(scp); 858 return 0; 859 860 case KD_GRAPHICS: /* switch to GRAPHICS (unknown) mode */ 861 scp->status |= UNKNOWN_MODE; 862 return 0; 863 default: 864 return EINVAL; 865 } 866 /* NOT REACHED */ 867 868 case KDGETMODE: /* get current mode of this (virtual) console */ 869 *data = (scp->status & UNKNOWN_MODE) ? KD_GRAPHICS : KD_TEXT; 870 return 0; 871 872 case KDSBORDER: /* set border color of this (virtual) console */ 873 if (!crtc_vga) 874 return ENXIO; 875 scp->border = *data; 876 if (scp == cur_console) 877 set_border(scp->border); 878 return 0; 879 880 case KDSKBSTATE: /* set keyboard state (locks) */ 881 if (*data >= 0 && *data <= LOCK_KEY_MASK) { 882 scp->status &= ~LOCK_KEY_MASK; 883 scp->status |= *data; 884 if (scp == cur_console) 885 update_leds(scp->status); 886 return 0; 887 } 888 return EINVAL; 889 890 case KDGKBSTATE: /* get keyboard state (locks) */ 891 *data = scp->status & LOCK_KEY_MASK; 892 return 0; 893 894 case KDSETRAD: /* set keyboard repeat & delay rates */ 895 if (*data & 0x80) 896 return EINVAL; 897 i = spltty(); 898 kbd_cmd(KB_SETRAD); 899 kbd_cmd(*data); 900 splx(i); 901 return 0; 902 903 case KDSKBMODE: /* set keyboard mode */ 904 switch (*data) { 905 case K_RAW: /* switch to RAW scancode mode */ 906 scp->status |= KBD_RAW_MODE; 907 return 0; 908 909 case K_XLATE: /* switch to XLT ascii mode */ 910 if (scp == cur_console && scp->status == KBD_RAW_MODE) 911 shfts = ctls = alts = agrs = metas = 0; 912 scp->status &= ~KBD_RAW_MODE; 913 return 0; 914 default: 915 return EINVAL; 916 } 917 /* NOT REACHED */ 918 919 case KDGKBMODE: /* get keyboard mode */ 920 *data = (scp->status & KBD_RAW_MODE) ? K_RAW : K_XLATE; 921 return 0; 922 923 case KDMKTONE: /* sound the bell */ 924 if (*(int*)data) 925 do_bell(scp, (*(int*)data)&0xffff, 926 (((*(int*)data)>>16)&0xffff)*hz/1000); 927 else 928 do_bell(scp, scp->bell_pitch, scp->bell_duration); 929 return 0; 930 931 case KIOCSOUND: /* make tone (*data) hz */ 932 if (scp == cur_console) { 933 if (*(int*)data) { 934 int pitch = TIMER_FREQ/(*(int*)data); 935 936 /* set command for counter 2, 2 byte write */ 937 if (acquire_timer2(TIMER_16BIT|TIMER_SQWAVE)) 938 return EBUSY; 939 940 /* set pitch */ 941 outb(TIMER_CNTR2, pitch); 942 outb(TIMER_CNTR2, (pitch>>8)); 943 944 /* enable counter 2 output to speaker */ 945 outb(IO_PPI, inb(IO_PPI) | 3); 946 } 947 else { 948 /* disable counter 2 output to speaker */ 949 outb(IO_PPI, inb(IO_PPI) & 0xFC); 950 release_timer2(); 951 } 952 } 953 return 0; 954 955 case KDGKBTYPE: /* get keyboard type */ 956 *data = 0; /* type not known (yet) */ 957 return 0; 958 959 case KDSETLED: /* set keyboard LED status */ 960 if (*data >= 0 && *data <= LED_MASK) { 961 scp->status &= ~LED_MASK; 962 scp->status |= *data; 963 if (scp == cur_console) 964 update_leds(scp->status); 965 return 0; 966 } 967 return EINVAL; 968 969 case KDGETLED: /* get keyboard LED status */ 970 *data = scp->status & LED_MASK; 971 return 0; 972 973 case GETFKEY: /* get functionkey string */ 974 if (*(u_short*)data < n_fkey_tab) { 975 fkeyarg_t *ptr = (fkeyarg_t*)data; 976 bcopy(&fkey_tab[ptr->keynum].str, ptr->keydef, 977 fkey_tab[ptr->keynum].len); 978 ptr->flen = fkey_tab[ptr->keynum].len; 979 return 0; 980 } 981 else 982 return EINVAL; 983 984 case SETFKEY: /* set functionkey string */ 985 if (*(u_short*)data < n_fkey_tab) { 986 fkeyarg_t *ptr = (fkeyarg_t*)data; 987 bcopy(ptr->keydef, &fkey_tab[ptr->keynum].str, 988 min(ptr->flen, MAXFK)); 989 fkey_tab[ptr->keynum].len = min(ptr->flen, MAXFK); 990 return 0; 991 } 992 else 993 return EINVAL; 994 995 case GIO_SCRNMAP: /* get output translation table */ 996 bcopy(&scr_map, data, sizeof(scr_map)); 997 return 0; 998 999 case PIO_SCRNMAP: /* set output translation table */ 1000 bcopy(data, &scr_map, sizeof(scr_map)); 1001 return 0; 1002 1003 case GIO_KEYMAP: /* get keyboard translation table */ 1004 bcopy(&key_map, data, sizeof(key_map)); 1005 return 0; 1006 1007 case PIO_KEYMAP: /* set keyboard translation table */ 1008 bcopy(data, &key_map, sizeof(key_map)); 1009 return 0; 1010 1011 case PIO_FONT8x8: /* set 8x8 dot font */ 1012 if (!crtc_vga) 1013 return ENXIO; 1014 bcopy(data, font_8, 8*256); 1015 fonts_loaded |= FONT_8; 1016 copy_font(LOAD, FONT_8, font_8); 1017 if (configuration & CHAR_CURSOR) 1018 set_destructive_cursor(scp, TRUE); 1019 return 0; 1020 1021 case GIO_FONT8x8: /* get 8x8 dot font */ 1022 if (!crtc_vga) 1023 return ENXIO; 1024 if (fonts_loaded & FONT_8) { 1025 bcopy(font_8, data, 8*256); 1026 return 0; 1027 } 1028 else 1029 return ENXIO; 1030 1031 case PIO_FONT8x14: /* set 8x14 dot font */ 1032 if (!crtc_vga) 1033 return ENXIO; 1034 bcopy(data, font_14, 14*256); 1035 fonts_loaded |= FONT_14; 1036 copy_font(LOAD, FONT_14, font_14); 1037 if (configuration & CHAR_CURSOR) 1038 set_destructive_cursor(scp, TRUE); 1039 return 0; 1040 1041 case GIO_FONT8x14: /* get 8x14 dot font */ 1042 if (!crtc_vga) 1043 return ENXIO; 1044 if (fonts_loaded & FONT_14) { 1045 bcopy(font_14, data, 14*256); 1046 return 0; 1047 } 1048 else 1049 return ENXIO; 1050 1051 case PIO_FONT8x16: /* set 8x16 dot font */ 1052 if (!crtc_vga) 1053 return ENXIO; 1054 bcopy(data, font_16, 16*256); 1055 fonts_loaded |= FONT_16; 1056 copy_font(LOAD, FONT_16, font_16); 1057 if (configuration & CHAR_CURSOR) 1058 set_destructive_cursor(scp, TRUE); 1059 return 0; 1060 1061 case GIO_FONT8x16: /* get 8x16 dot font */ 1062 if (!crtc_vga) 1063 return ENXIO; 1064 if (fonts_loaded & FONT_16) { 1065 bcopy(font_16, data, 16*256); 1066 return 0; 1067 } 1068 else 1069 return ENXIO; 1070 default: 1071 break; 1072 } 1073 1074 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1075 if (error >= 0) 1076 return(error); 1077 error = ttioctl(tp, cmd, data, flag); 1078 if (error >= 0) 1079 return(error); 1080 return(ENOTTY); 1081} 1082 1083void 1084scstart(struct tty *tp) 1085{ 1086 struct clist *rbp; 1087 int i, s, len; 1088 u_char buf[PCBURST]; 1089 scr_stat *scp = get_scr_stat(tp->t_dev); 1090 1091 /* XXX who repeats the call when the above flags are cleared? */ 1092 if (scp->status & SLKED || blink_in_progress) 1093 return; 1094 s = spltty(); 1095 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1096 tp->t_state |= TS_BUSY; 1097 rbp = &tp->t_outq; 1098 while (rbp->c_cc) { 1099 len = q_to_b(rbp, buf, PCBURST); 1100 splx(s); 1101 ansi_put(scp, buf, len); 1102 s = spltty(); 1103 } 1104 tp->t_state &= ~TS_BUSY;
| 29 */ 30 31#include "sc.h" 32#include "apm.h" 33#if NSC > 0 34#include <sys/param.h> 35#include <sys/systm.h> 36#include <sys/conf.h> 37#include <sys/ioctl.h> 38#include <sys/proc.h> 39#include <sys/user.h> 40#include <sys/tty.h> 41#include <sys/uio.h> 42#include <sys/callout.h> 43#include <sys/kernel.h> 44#include <sys/syslog.h> 45#include <sys/errno.h> 46#include <sys/malloc.h> 47#include <sys/devconf.h> 48 49#include <machine/clock.h> 50#include <machine/console.h> 51#include <machine/psl.h> 52#include <machine/frame.h> 53#include <machine/pc/display.h> 54#include <machine/apm_bios.h> 55 56#include <i386/isa/isa.h> 57#include <i386/isa/isa_device.h> 58#include <i386/isa/timerreg.h> 59#include <i386/isa/kbdtables.h> 60#include <i386/i386/cons.h> 61#include <i386/isa/syscons.h> 62 63#if !defined(MAXCONS) 64#define MAXCONS 16 65#endif 66 67/* this may break on older VGA's but is usefull on real 32 bit systems */ 68#define bcopyw bcopy 69 70static default_attr user_default = { 71 (FG_LIGHTGREY | BG_BLACK) << 8, 72 (FG_BLACK | BG_LIGHTGREY) << 8 73}; 74 75static default_attr kernel_default = { 76 (FG_WHITE | BG_BLACK) << 8, 77 (FG_BLACK | BG_LIGHTGREY) << 8 78}; 79 80static scr_stat main_console; 81static scr_stat *console[MAXCONS]; 82 scr_stat *cur_console; 83static scr_stat *new_scp, *old_scp; 84static term_stat kernel_console; 85static default_attr *current_default; 86static char init_done = FALSE; 87static int configuration = 0; 88static char switch_in_progress = FALSE; 89static char blink_in_progress = FALSE; 90static char write_in_progress = FALSE; 91 u_int crtc_addr = MONO_BASE; 92static char crtc_vga = FALSE; 93static u_char shfts = 0, ctls = 0, alts = 0, agrs = 0, metas = 0; 94static u_char nlkcnt = 0, clkcnt = 0, slkcnt = 0, alkcnt = 0; 95static char *font_8 = NULL, *font_14 = NULL, *font_16 = NULL; 96static int fonts_loaded = 0; 97 char palette[3*256]; 98static const u_int n_fkey_tab = sizeof(fkey_tab) / sizeof(*fkey_tab); 99static int delayed_next_scr = FALSE; 100static long scrn_blank_time = 0; /* screen saver timeout value */ 101 int scrn_blanked = FALSE; /* screen saver active flag */ 102static int scrn_saver = 0; /* screen saver routine */ 103static long scrn_time_stamp; 104 u_char scr_map[256]; 105static char *video_mode_ptr = NULL; 106#if ASYNCH 107static u_char kbd_reply = 0; 108#endif 109 110static u_short mouse_and_mask[16] = { 111 0xc000, 0xe000, 0xf000, 0xf800, 0xfc00, 0xfe00, 0xff00, 0xff80, 112 0xfe00, 0x1e00, 0x1f00, 0x0f00, 0x0f00, 0x0000, 0x0000, 0x0000 113}; 114static u_short mouse_or_mask[16] = { 115 0x0000, 0x4000, 0x6000, 0x7000, 0x7800, 0x7c00, 0x7e00, 0x6800, 116 0x0c00, 0x0c00, 0x0600, 0x0600, 0x0000, 0x0000, 0x0000, 0x0000 117}; 118 119void none_saver(int blank) { } 120void (*current_saver)() = none_saver; 121 122/* OS specific stuff */ 123#ifdef not_yet_done 124#define VIRTUAL_TTY(x) (sccons[x] = ttymalloc(sccons[x])) 125struct CONSOLE_TTY (sccons[MAXCONS] = ttymalloc(sccons[MAXCONS])) 126struct tty *sccons[MAXCONS+1]; 127#else 128#define VIRTUAL_TTY(x) &sccons[x] 129#define CONSOLE_TTY &sccons[MAXCONS] 130struct tty sccons[MAXCONS+1]; 131int nsccons = MAXCONS+1; 132#endif 133#define MONO_BUF pa_to_va(0xB0000) 134#define CGA_BUF pa_to_va(0xB8000) 135u_short *Crtat = (u_short *)MONO_BUF; 136 137#define WRAPHIST(scp, pointer, offset)\ 138 ((scp->history) + ((((pointer) - (scp->history)) + (scp->history_size)\ 139 + (offset)) % (scp->history_size))) 140 141struct isa_driver scdriver = { 142 scprobe, scattach, "sc", 1 143}; 144 145int 146scprobe(struct isa_device *dev) 147{ 148 int i, retries = 5; 149 unsigned char val; 150 151 /* Enable interrupts and keyboard controller */ 152 kbd_wait(); 153 outb(KB_STAT, KB_WRITE); 154 kbd_wait(); 155 outb(KB_DATA, KB_MODE); 156 157 /* flush any noise in the buffer */ 158 while (inb(KB_STAT) & KB_BUF_FULL) { 159 DELAY(10); 160 (void) inb(KB_DATA); 161 } 162 163 /* Reset keyboard hardware */ 164 while (retries--) { 165 kbd_wait(); 166 outb(KB_DATA, KB_RESET); 167 for (i=0; i<100000; i++) { 168 DELAY(10); 169 val = inb(KB_DATA); 170 if (val == KB_ACK || val == KB_ECHO) 171 goto gotres; 172 if (val == KB_RESEND) 173 break; 174 } 175 } 176gotres: 177 if (!retries) 178 printf("scprobe: keyboard won't accept RESET command\n"); 179 else { 180gotack: 181 DELAY(10); 182 while ((inb(KB_STAT) & KB_BUF_FULL) == 0) DELAY(10); 183 DELAY(10); 184 val = inb(KB_DATA); 185 if (val == KB_ACK) 186 goto gotack; 187 if (val != KB_RESET_DONE) 188 printf("scprobe: keyboard RESET failed %02x\n", val); 189 } 190#ifdef XT_KEYBOARD 191 kbd_wait(); 192 outb(KB_DATA, 0xF0); 193 kbd_wait(); 194 outb(KB_DATA, 1) 195 kbd_wait(); 196#endif /* XT_KEYBOARD */ 197 return (IO_KBDSIZE); 198} 199 200static struct kern_devconf kdc_sc[NSC] = { 201 0, 0, 0, /* filled in by dev_attach */ 202 "sc", 0, { MDDT_ISA, 0, "tty" }, 203 isa_generic_externalize, 0, 0, ISA_EXTERNALLEN, 204 &kdc_isa0, /* parent */ 205 0, /* parentdata */ 206 DC_BUSY, /* the console is almost always busy */ 207 "Graphics console", 208 DC_CLS_DISPLAY /* class */ 209}; 210 211static inline void 212sc_registerdev(struct isa_device *id) 213{ 214 if(id->id_unit) 215 kdc_sc[id->id_unit] = kdc_sc[0]; 216 kdc_sc[id->id_unit].kdc_unit = id->id_unit; 217 kdc_sc[id->id_unit].kdc_isa = id; 218 dev_attach(&kdc_sc[id->id_unit]); 219} 220 221#if NAPM > 0 222static int 223scresume(void *dummy) 224{ 225 shfts = 0; 226 ctls = 0; 227 alts = 0; 228 agrs = 0; 229 metas = 0; 230 return 0; 231} 232#endif 233 234int 235scattach(struct isa_device *dev) 236{ 237 scr_stat *scp; 238 239 scinit(); 240 configuration = dev->id_flags; 241 242 scp = console[0]; 243 244 if (crtc_vga) { 245 font_8 = (char *)malloc(8*256, M_DEVBUF, M_NOWAIT); 246 font_14 = (char *)malloc(14*256, M_DEVBUF, M_NOWAIT); 247 font_16 = (char *)malloc(16*256, M_DEVBUF, M_NOWAIT); 248 copy_font(SAVE, FONT_16, font_16); 249 fonts_loaded = FONT_16; 250 scp->font = FONT_16; 251 save_palette(); 252 } 253 254 scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 255 M_DEVBUF, M_NOWAIT); 256 /* copy screen to buffer */ 257 bcopyw(Crtat, scp->scr_buf, scp->xsize * scp->ysize * sizeof(u_short)); 258 scp->cursor_pos = scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; 259 scp->mouse_pos = scp->scr_buf; 260 261 /* initialize history buffer & pointers */ 262 scp->history_head = scp->history_pos = scp->history = 263 (u_short *)malloc(scp->history_size*sizeof(u_short), 264 M_DEVBUF, M_NOWAIT); 265 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 266 267 /* initialize cursor stuff */ 268 draw_cursor(scp, TRUE); 269 if (crtc_vga && (configuration & CHAR_CURSOR)) 270 set_destructive_cursor(scp, TRUE); 271 272 /* get screen update going */ 273 scrn_timer(); 274 275 update_leds(scp->status); 276 sc_registerdev(dev); 277 278 printf("sc%d: ", dev->id_unit); 279 if (crtc_vga) 280 if (crtc_addr == MONO_BASE) 281 printf("VGA mono"); 282 else 283 printf("VGA color"); 284 else 285 if (crtc_addr == MONO_BASE) 286 printf("MDA/hercules"); 287 else 288 printf("CGA/EGA"); 289 printf(" <%d virtual consoles, flags=0x%x>\n", MAXCONS, configuration); 290 291#if NAPM > 0 292 scp->r_hook.ah_fun = scresume; 293 scp->r_hook.ah_arg = NULL; 294 scp->r_hook.ah_name = "system keyboard"; 295 scp->r_hook.ah_order = APM_MID_ORDER; 296 apm_hook_establish(APM_HOOK_RESUME , &scp->r_hook); 297#endif 298 return 0; 299} 300 301struct tty 302*scdevtotty(dev_t dev) 303{ 304 int unit = minor(dev); 305 306 if (unit > MAXCONS || unit < 0) 307 return(NULL); 308 if (unit == MAXCONS) 309 return CONSOLE_TTY; 310 return VIRTUAL_TTY(unit); 311} 312 313static scr_stat 314*get_scr_stat(dev_t dev) 315{ 316 int unit = minor(dev); 317 318 if (unit > MAXCONS || unit < 0) 319 return(NULL); 320 if (unit == MAXCONS) 321 return console[0]; 322 return console[unit]; 323} 324 325static int 326get_scr_num() 327{ 328 int i = 0; 329 330 while ((i < MAXCONS) && (cur_console != console[i])) 331 i++; 332 return i < MAXCONS ? i : 0; 333} 334 335int 336scopen(dev_t dev, int flag, int mode, struct proc *p) 337{ 338 struct tty *tp = scdevtotty(dev); 339 340 if (!tp) 341 return(ENXIO); 342 343 tp->t_oproc = scstart; 344 tp->t_param = scparam; 345 tp->t_dev = dev; 346 if (!(tp->t_state & TS_ISOPEN)) { 347 ttychars(tp); 348 tp->t_iflag = TTYDEF_IFLAG; 349 tp->t_oflag = TTYDEF_OFLAG; 350 tp->t_cflag = TTYDEF_CFLAG; 351 tp->t_lflag = TTYDEF_LFLAG; 352 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 353 scparam(tp, &tp->t_termios); 354 ttsetwater(tp); 355 } 356 else 357 if (tp->t_state & TS_XCLUDE && p->p_ucred->cr_uid != 0) 358 return(EBUSY); 359 tp->t_state |= TS_CARR_ON; 360 tp->t_cflag |= CLOCAL; 361 if (!console[minor(dev)]) 362 console[minor(dev)] = alloc_scp(); 363 return((*linesw[tp->t_line].l_open)(dev, tp)); 364} 365 366int 367scclose(dev_t dev, int flag, int mode, struct proc *p) 368{ 369 struct tty *tp = scdevtotty(dev); 370 struct scr_stat *scp; 371 372 if (!tp) 373 return(ENXIO); 374 if (minor(dev) < MAXCONS) { 375 scp = get_scr_stat(tp->t_dev); 376 if (scp->status & SWITCH_WAIT_ACQ) 377 wakeup((caddr_t)&scp->smode); 378#if not_yet_done 379 if (scp == &main_console) { 380 scp->pid = 0; 381 scp->proc = NULL; 382 scp->smode.mode = VT_AUTO; 383 } 384 else { 385 free(scp->scr_buf, M_DEVBUF); 386 free(scp->history, M_DEVBUF); 387 free(scp, M_DEVBUF); 388 console[minor(dev)] = NULL; 389 } 390#else 391 scp->pid = 0; 392 scp->proc = NULL; 393 scp->smode.mode = VT_AUTO; 394#endif 395 } 396 (*linesw[tp->t_line].l_close)(tp, flag); 397 ttyclose(tp); 398 return(0); 399} 400 401int 402scread(dev_t dev, struct uio *uio, int flag) 403{ 404 struct tty *tp = scdevtotty(dev); 405 406 if (!tp) 407 return(ENXIO); 408 return((*linesw[tp->t_line].l_read)(tp, uio, flag)); 409} 410 411int 412scwrite(dev_t dev, struct uio *uio, int flag) 413{ 414 struct tty *tp = scdevtotty(dev); 415 416 if (!tp) 417 return(ENXIO); 418 return((*linesw[tp->t_line].l_write)(tp, uio, flag)); 419} 420 421void 422scintr(int unit) 423{ 424 static struct tty *cur_tty; 425 int c, len; 426 u_char *cp; 427 428 /* make screensaver happy */ 429 scrn_time_stamp = time.tv_sec; 430 if (scrn_blanked) { 431 (*current_saver)(FALSE); 432 cur_console->start = 0; 433 cur_console->end = cur_console->xsize * cur_console->ysize; 434 } 435 436 c = scgetc(1); 437 438 cur_tty = VIRTUAL_TTY(get_scr_num()); 439 if (!(cur_tty->t_state & TS_ISOPEN)) 440 if (!((cur_tty = CONSOLE_TTY)->t_state & TS_ISOPEN)) 441 return; 442 443 switch (c & 0xff00) { 444 case 0x0000: /* normal key */ 445 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 446 break; 447 case NOKEY: /* nothing there */ 448 break; 449 case FKEY: /* function key, return string */ 450 if (cp = get_fstr((u_int)c, (u_int *)&len)) { 451 while (len-- > 0) 452 (*linesw[cur_tty->t_line].l_rint)(*cp++ & 0xFF, cur_tty); 453 } 454 break; 455 case MKEY: /* meta is active, prepend ESC */ 456 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 457 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 458 break; 459 case BKEY: /* backtab fixed sequence (esc [ Z) */ 460 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 461 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 462 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 463 break; 464 } 465} 466 467int 468scparam(struct tty *tp, struct termios *t) 469{ 470 tp->t_ispeed = t->c_ispeed; 471 tp->t_ospeed = t->c_ospeed; 472 tp->t_cflag = t->c_cflag; 473 return 0; 474} 475 476int 477scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) 478{ 479 int i, error; 480 struct tty *tp; 481 struct trapframe *fp; 482 scr_stat *scp; 483 484 tp = scdevtotty(dev); 485 if (!tp) 486 return ENXIO; 487 scp = get_scr_stat(tp->t_dev); 488 489 switch (cmd) { /* process console hardware related ioctl's */ 490 491 case GIO_ATTR: /* get current attributes */ 492 *(int*)data = scp->term.cur_attr; 493 return 0; 494 495 case GIO_COLOR: /* is this a color console ? */ 496 if (crtc_addr == COLOR_BASE) 497 *(int*)data = 1; 498 else 499 *(int*)data = 0; 500 return 0; 501 502 case CONS_CURRENT: /* get current adapter type */ 503 if (crtc_vga) 504 *(int*)data = KD_VGA; 505 else 506 if (crtc_addr == MONO_BASE) 507 *(int*)data = KD_MONO; 508 else 509 *(int*)data = KD_CGA; 510 return 0; 511 512 case CONS_GET: /* get current video mode */ 513 *(int*)data = scp->mode; 514 return 0; 515 516 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 517 scrn_blank_time = *(int*)data; 518 return 0; 519 520 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 521 if ((*(int*)data) & 0x01) 522 configuration |= BLINK_CURSOR; 523 else 524 configuration &= ~BLINK_CURSOR; 525 if ((*(int*)data) & 0x02) { 526 configuration |= CHAR_CURSOR; 527 set_destructive_cursor(scp, TRUE); 528 } else 529 configuration &= ~CHAR_CURSOR; 530 return 0; 531 532 case CONS_BELLTYPE: /* set bell type sound/visual */ 533 if (*data) 534 configuration |= VISUAL_BELL; 535 else 536 configuration &= ~VISUAL_BELL; 537 return 0; 538 539 case CONS_HISTORY: /* set history size */ 540 if (*data) { 541 free(scp->history, M_DEVBUF); 542 scp->history_size = *(int*)data; 543 if (scp->history_size < scp->ysize) 544 scp->history = NULL; 545 else { 546 scp->history_size *= scp->xsize; 547 scp->history_head = scp->history_pos = scp->history = 548 (u_short *)malloc(scp->history_size*sizeof(u_short), 549 M_DEVBUF, M_NOWAIT); 550 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 551 } 552 return 0; 553 } 554 else 555 return EINVAL; 556 557 case CONS_MOUSECTL: /* control mouse arrow */ 558 { 559 mouse_info_t *mouse = (mouse_info_t*)data; 560 int fontsize; 561 562 switch (scp->font) { 563 default: 564 case FONT_8: 565 fontsize = 8; break; 566 case FONT_14: 567 fontsize = 14; break; 568 case FONT_16: 569 fontsize = 16; break; 570 } 571 switch (mouse->operation) { 572 case MOUSE_SHOW: 573 if (!(scp->status & MOUSE_ENABLED)) { 574 scp->mouse_oldpos = Crtat + (scp->mouse_pos - scp->scr_buf); 575 scp->status |= (UPDATE_MOUSE | MOUSE_ENABLED); 576 } 577 else 578 return EINVAL; 579 break; 580 581 case MOUSE_HIDE: 582 if (scp->status & MOUSE_ENABLED) { 583 scp->status &= ~MOUSE_ENABLED; 584 scp->status |= UPDATE_MOUSE; 585 } 586 else 587 return EINVAL; 588 break; 589 590 case MOUSE_MOVEABS: 591 scp->mouse_xpos = mouse->x; 592 scp->mouse_ypos = mouse->y; 593 goto set_mouse_pos; 594 595 case MOUSE_MOVEREL: 596 scp->mouse_xpos += mouse->x; 597 scp->mouse_ypos += mouse->y; 598set_mouse_pos: 599 if (scp->mouse_xpos < 0) 600 scp->mouse_xpos = 0; 601 if (scp->mouse_ypos < 0) 602 scp->mouse_ypos = 0; 603 if (scp->mouse_xpos >= scp->xsize*8) 604 scp->mouse_xpos = (scp->xsize*8)-1; 605 if (scp->mouse_ypos >= scp->ysize*fontsize) 606 scp->mouse_ypos = (scp->ysize*fontsize)-1; 607 scp->mouse_pos = scp->scr_buf + 608 (scp->mouse_ypos/fontsize)*scp->xsize + scp->mouse_xpos/8; 609 if (scp->status & MOUSE_ENABLED) 610 scp->status |= UPDATE_MOUSE; 611 break; 612 613 case MOUSE_GETPOS: 614 mouse->x = scp->mouse_xpos; 615 mouse->y = scp->mouse_ypos; 616 return 0; 617 618 default: 619 return EINVAL; 620 } 621 /* make screensaver happy */ 622 if (scp == cur_console) { 623 scrn_time_stamp = time.tv_sec; 624 if (scrn_blanked) { 625 (*current_saver)(FALSE); 626 cur_console->start = 0; 627 cur_console->end = cur_console->xsize * cur_console->ysize; 628 } 629 } 630 return 0; 631 } 632 633 case CONS_GETINFO: /* get current (virtual) console info */ 634 { 635 vid_info_t *ptr = (vid_info_t*)data; 636 if (ptr->size == sizeof(struct vid_info)) { 637 ptr->m_num = get_scr_num(); 638 ptr->mv_col = scp->xpos; 639 ptr->mv_row = scp->ypos; 640 ptr->mv_csz = scp->xsize; 641 ptr->mv_rsz = scp->ysize; 642 ptr->mv_norm.fore = (scp->term.std_attr & 0x0f00)>>8; 643 ptr->mv_norm.back = (scp->term.std_attr & 0xf000)>>12; 644 ptr->mv_rev.fore = (scp->term.rev_attr & 0x0f00)>>8; 645 ptr->mv_rev.back = (scp->term.rev_attr & 0xf000)>>12; 646 ptr->mv_grfc.fore = 0; /* not supported */ 647 ptr->mv_grfc.back = 0; /* not supported */ 648 ptr->mv_ovscan = scp->border; 649 ptr->mk_keylock = scp->status & LOCK_KEY_MASK; 650 return 0; 651 } 652 return EINVAL; 653 } 654 655 case CONS_GETVERS: /* get version number */ 656 *(int*)data = 0x200; /* version 2.0 */ 657 return 0; 658 659 /* VGA TEXT MODES */ 660 case SW_VGA_C40x25: 661 case SW_VGA_C80x25: case SW_VGA_M80x25: 662 case SW_VGA_C80x30: case SW_VGA_M80x30: 663 case SW_VGA_C80x50: case SW_VGA_M80x50: 664 case SW_VGA_C80x60: case SW_VGA_M80x60: 665 case SW_B40x25: case SW_C40x25: 666 case SW_B80x25: case SW_C80x25: 667 case SW_ENH_B40x25: case SW_ENH_C40x25: 668 case SW_ENH_B80x25: case SW_ENH_C80x25: 669 case SW_ENH_B80x43: case SW_ENH_C80x43: 670 671 if (!crtc_vga || video_mode_ptr == NULL) 672 return ENXIO; 673 switch (cmd & 0xff) { 674 case M_VGA_C80x60: case M_VGA_M80x60: 675 if (!(fonts_loaded & FONT_8)) 676 return EINVAL; 677 scp->xsize = 80; 678 scp->ysize = 60; 679 break; 680 case M_VGA_C80x50: case M_VGA_M80x50: 681 if (!(fonts_loaded & FONT_8)) 682 return EINVAL; 683 scp->xsize = 80; 684 scp->ysize = 50; 685 break; 686 case M_ENH_B80x43: case M_ENH_C80x43: 687 if (!(fonts_loaded & FONT_8)) 688 return EINVAL; 689 scp->xsize = 80; 690 scp->ysize = 43; 691 break; 692 case M_VGA_C80x30: case M_VGA_M80x30: 693 scp->xsize = 80; 694 scp->ysize = 30; 695 break; 696 default: 697 if ((cmd & 0xff) > M_VGA_CG320) 698 return EINVAL; 699 else 700 scp->xsize = *(video_mode_ptr+((cmd&0xff)*64)); 701 scp->ysize = *(video_mode_ptr+((cmd&0xff)*64)+1)+1; 702 break; 703 } 704 scp->mode = cmd & 0xff; 705 scp->status &= ~UNKNOWN_MODE; /* text mode */ 706 free(scp->scr_buf, M_DEVBUF); 707 scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 708 M_DEVBUF, M_NOWAIT); 709 if (scp == cur_console) 710 set_mode(scp); 711 clear_screen(scp); 712 if (tp->t_winsize.ws_col != scp->xsize 713 || tp->t_winsize.ws_row != scp->ysize) { 714 tp->t_winsize.ws_col = scp->xsize; 715 tp->t_winsize.ws_row = scp->ysize; 716 pgsignal(tp->t_pgrp, SIGWINCH, 1); 717 } 718 return 0; 719 720 /* GRAPHICS MODES */ 721 case SW_BG320: case SW_BG640: 722 case SW_CG320: case SW_CG320_D: case SW_CG640_E: 723 case SW_CG640x350: case SW_ENH_CG640: 724 case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320: 725 726 if (!crtc_vga || video_mode_ptr == NULL) 727 return ENXIO; 728 scp->mode = cmd & 0xFF; 729 scp->status |= UNKNOWN_MODE; /* graphics mode */ 730 scp->xsize = (*(video_mode_ptr + (scp->mode*64))) * 8; 731 scp->ysize = (*(video_mode_ptr + (scp->mode*64) + 1) + 1) * 732 (*(video_mode_ptr + (scp->mode*64) + 2)); 733 set_mode(scp); 734 /* clear_graphics();*/ 735 736 if (tp->t_winsize.ws_xpixel != scp->xsize 737 || tp->t_winsize.ws_ypixel != scp->ysize) { 738 tp->t_winsize.ws_xpixel = scp->xsize; 739 tp->t_winsize.ws_ypixel = scp->ysize; 740 pgsignal(tp->t_pgrp, SIGWINCH, 1); 741 } 742 return 0; 743 744 case VT_SETMODE: /* set screen switcher mode */ 745 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 746 if (scp->smode.mode == VT_PROCESS) { 747 scp->proc = p; 748 scp->pid = scp->proc->p_pid; 749 } 750 return 0; 751 752 case VT_GETMODE: /* get screen switcher mode */ 753 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 754 return 0; 755 756 case VT_RELDISP: /* screen switcher ioctl */ 757 switch(*data) { 758 case VT_FALSE: /* user refuses to release screen, abort */ 759 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 760 old_scp->status &= ~SWITCH_WAIT_REL; 761 switch_in_progress = FALSE; 762 return 0; 763 } 764 return EINVAL; 765 766 case VT_TRUE: /* user has released screen, go on */ 767 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 768 scp->status &= ~SWITCH_WAIT_REL; 769 exchange_scr(); 770 if (new_scp->smode.mode == VT_PROCESS) { 771 new_scp->status |= SWITCH_WAIT_ACQ; 772 psignal(new_scp->proc, new_scp->smode.acqsig); 773 } 774 else 775 switch_in_progress = FALSE; 776 return 0; 777 } 778 return EINVAL; 779 780 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 781 if (scp == new_scp && (scp->status & SWITCH_WAIT_ACQ)) { 782 scp->status &= ~SWITCH_WAIT_ACQ; 783 switch_in_progress = FALSE; 784 return 0; 785 } 786 return EINVAL; 787 788 default: 789 return EINVAL; 790 } 791 /* NOT REACHED */ 792 793 case VT_OPENQRY: /* return free virtual console */ 794 for (i = 0; i < MAXCONS; i++) { 795 tp = VIRTUAL_TTY(i); 796 if (!(tp->t_state & TS_ISOPEN)) { 797 *data = i + 1; 798 return 0; 799 } 800 } 801 return EINVAL; 802 803 case VT_ACTIVATE: /* switch to screen *data */ 804 return switch_scr(scp, (*data) - 1); 805 806 case VT_WAITACTIVE: /* wait for switch to occur */ 807 if (*data > MAXCONS || *data < 0) 808 return EINVAL; 809 if (minor(dev) == (*data) - 1) 810 return 0; 811 if (*data == 0) { 812 if (scp == cur_console) 813 return 0; 814 } 815 else 816 scp = console[(*data) - 1]; 817 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 818 "waitvt", 0)) == ERESTART) ; 819 return error; 820 821 case VT_GETACTIVE: 822 *data = get_scr_num()+1; 823 return 0; 824 825 case KDENABIO: /* allow io operations */ 826 fp = (struct trapframe *)p->p_md.md_regs; 827 fp->tf_eflags |= PSL_IOPL; 828 return 0; 829 830 case KDDISABIO: /* disallow io operations (default) */ 831 fp = (struct trapframe *)p->p_md.md_regs; 832 fp->tf_eflags &= ~PSL_IOPL; 833 return 0; 834 835 case KDSETMODE: /* set current mode of this (virtual) console */ 836 switch (*data) { 837 case KD_TEXT: /* switch to TEXT (known) mode */ 838 /* restore fonts & palette ! */ 839 if (crtc_vga) { 840 if (fonts_loaded & FONT_8) 841 copy_font(LOAD, FONT_8, font_8); 842 if (fonts_loaded & FONT_14) 843 copy_font(LOAD, FONT_14, font_14); 844 if (fonts_loaded & FONT_16) 845 copy_font(LOAD, FONT_16, font_16); 846 if (configuration & CHAR_CURSOR) 847 set_destructive_cursor(scp, TRUE); 848 load_palette(); 849 } 850 /* FALL THROUGH */ 851 852 case KD_TEXT1: /* switch to TEXT (known) mode */ 853 /* no restore fonts & palette */ 854 scp->status &= ~UNKNOWN_MODE; 855 if (crtc_vga && video_mode_ptr) 856 set_mode(scp); 857 clear_screen(scp); 858 return 0; 859 860 case KD_GRAPHICS: /* switch to GRAPHICS (unknown) mode */ 861 scp->status |= UNKNOWN_MODE; 862 return 0; 863 default: 864 return EINVAL; 865 } 866 /* NOT REACHED */ 867 868 case KDGETMODE: /* get current mode of this (virtual) console */ 869 *data = (scp->status & UNKNOWN_MODE) ? KD_GRAPHICS : KD_TEXT; 870 return 0; 871 872 case KDSBORDER: /* set border color of this (virtual) console */ 873 if (!crtc_vga) 874 return ENXIO; 875 scp->border = *data; 876 if (scp == cur_console) 877 set_border(scp->border); 878 return 0; 879 880 case KDSKBSTATE: /* set keyboard state (locks) */ 881 if (*data >= 0 && *data <= LOCK_KEY_MASK) { 882 scp->status &= ~LOCK_KEY_MASK; 883 scp->status |= *data; 884 if (scp == cur_console) 885 update_leds(scp->status); 886 return 0; 887 } 888 return EINVAL; 889 890 case KDGKBSTATE: /* get keyboard state (locks) */ 891 *data = scp->status & LOCK_KEY_MASK; 892 return 0; 893 894 case KDSETRAD: /* set keyboard repeat & delay rates */ 895 if (*data & 0x80) 896 return EINVAL; 897 i = spltty(); 898 kbd_cmd(KB_SETRAD); 899 kbd_cmd(*data); 900 splx(i); 901 return 0; 902 903 case KDSKBMODE: /* set keyboard mode */ 904 switch (*data) { 905 case K_RAW: /* switch to RAW scancode mode */ 906 scp->status |= KBD_RAW_MODE; 907 return 0; 908 909 case K_XLATE: /* switch to XLT ascii mode */ 910 if (scp == cur_console && scp->status == KBD_RAW_MODE) 911 shfts = ctls = alts = agrs = metas = 0; 912 scp->status &= ~KBD_RAW_MODE; 913 return 0; 914 default: 915 return EINVAL; 916 } 917 /* NOT REACHED */ 918 919 case KDGKBMODE: /* get keyboard mode */ 920 *data = (scp->status & KBD_RAW_MODE) ? K_RAW : K_XLATE; 921 return 0; 922 923 case KDMKTONE: /* sound the bell */ 924 if (*(int*)data) 925 do_bell(scp, (*(int*)data)&0xffff, 926 (((*(int*)data)>>16)&0xffff)*hz/1000); 927 else 928 do_bell(scp, scp->bell_pitch, scp->bell_duration); 929 return 0; 930 931 case KIOCSOUND: /* make tone (*data) hz */ 932 if (scp == cur_console) { 933 if (*(int*)data) { 934 int pitch = TIMER_FREQ/(*(int*)data); 935 936 /* set command for counter 2, 2 byte write */ 937 if (acquire_timer2(TIMER_16BIT|TIMER_SQWAVE)) 938 return EBUSY; 939 940 /* set pitch */ 941 outb(TIMER_CNTR2, pitch); 942 outb(TIMER_CNTR2, (pitch>>8)); 943 944 /* enable counter 2 output to speaker */ 945 outb(IO_PPI, inb(IO_PPI) | 3); 946 } 947 else { 948 /* disable counter 2 output to speaker */ 949 outb(IO_PPI, inb(IO_PPI) & 0xFC); 950 release_timer2(); 951 } 952 } 953 return 0; 954 955 case KDGKBTYPE: /* get keyboard type */ 956 *data = 0; /* type not known (yet) */ 957 return 0; 958 959 case KDSETLED: /* set keyboard LED status */ 960 if (*data >= 0 && *data <= LED_MASK) { 961 scp->status &= ~LED_MASK; 962 scp->status |= *data; 963 if (scp == cur_console) 964 update_leds(scp->status); 965 return 0; 966 } 967 return EINVAL; 968 969 case KDGETLED: /* get keyboard LED status */ 970 *data = scp->status & LED_MASK; 971 return 0; 972 973 case GETFKEY: /* get functionkey string */ 974 if (*(u_short*)data < n_fkey_tab) { 975 fkeyarg_t *ptr = (fkeyarg_t*)data; 976 bcopy(&fkey_tab[ptr->keynum].str, ptr->keydef, 977 fkey_tab[ptr->keynum].len); 978 ptr->flen = fkey_tab[ptr->keynum].len; 979 return 0; 980 } 981 else 982 return EINVAL; 983 984 case SETFKEY: /* set functionkey string */ 985 if (*(u_short*)data < n_fkey_tab) { 986 fkeyarg_t *ptr = (fkeyarg_t*)data; 987 bcopy(ptr->keydef, &fkey_tab[ptr->keynum].str, 988 min(ptr->flen, MAXFK)); 989 fkey_tab[ptr->keynum].len = min(ptr->flen, MAXFK); 990 return 0; 991 } 992 else 993 return EINVAL; 994 995 case GIO_SCRNMAP: /* get output translation table */ 996 bcopy(&scr_map, data, sizeof(scr_map)); 997 return 0; 998 999 case PIO_SCRNMAP: /* set output translation table */ 1000 bcopy(data, &scr_map, sizeof(scr_map)); 1001 return 0; 1002 1003 case GIO_KEYMAP: /* get keyboard translation table */ 1004 bcopy(&key_map, data, sizeof(key_map)); 1005 return 0; 1006 1007 case PIO_KEYMAP: /* set keyboard translation table */ 1008 bcopy(data, &key_map, sizeof(key_map)); 1009 return 0; 1010 1011 case PIO_FONT8x8: /* set 8x8 dot font */ 1012 if (!crtc_vga) 1013 return ENXIO; 1014 bcopy(data, font_8, 8*256); 1015 fonts_loaded |= FONT_8; 1016 copy_font(LOAD, FONT_8, font_8); 1017 if (configuration & CHAR_CURSOR) 1018 set_destructive_cursor(scp, TRUE); 1019 return 0; 1020 1021 case GIO_FONT8x8: /* get 8x8 dot font */ 1022 if (!crtc_vga) 1023 return ENXIO; 1024 if (fonts_loaded & FONT_8) { 1025 bcopy(font_8, data, 8*256); 1026 return 0; 1027 } 1028 else 1029 return ENXIO; 1030 1031 case PIO_FONT8x14: /* set 8x14 dot font */ 1032 if (!crtc_vga) 1033 return ENXIO; 1034 bcopy(data, font_14, 14*256); 1035 fonts_loaded |= FONT_14; 1036 copy_font(LOAD, FONT_14, font_14); 1037 if (configuration & CHAR_CURSOR) 1038 set_destructive_cursor(scp, TRUE); 1039 return 0; 1040 1041 case GIO_FONT8x14: /* get 8x14 dot font */ 1042 if (!crtc_vga) 1043 return ENXIO; 1044 if (fonts_loaded & FONT_14) { 1045 bcopy(font_14, data, 14*256); 1046 return 0; 1047 } 1048 else 1049 return ENXIO; 1050 1051 case PIO_FONT8x16: /* set 8x16 dot font */ 1052 if (!crtc_vga) 1053 return ENXIO; 1054 bcopy(data, font_16, 16*256); 1055 fonts_loaded |= FONT_16; 1056 copy_font(LOAD, FONT_16, font_16); 1057 if (configuration & CHAR_CURSOR) 1058 set_destructive_cursor(scp, TRUE); 1059 return 0; 1060 1061 case GIO_FONT8x16: /* get 8x16 dot font */ 1062 if (!crtc_vga) 1063 return ENXIO; 1064 if (fonts_loaded & FONT_16) { 1065 bcopy(font_16, data, 16*256); 1066 return 0; 1067 } 1068 else 1069 return ENXIO; 1070 default: 1071 break; 1072 } 1073 1074 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1075 if (error >= 0) 1076 return(error); 1077 error = ttioctl(tp, cmd, data, flag); 1078 if (error >= 0) 1079 return(error); 1080 return(ENOTTY); 1081} 1082 1083void 1084scstart(struct tty *tp) 1085{ 1086 struct clist *rbp; 1087 int i, s, len; 1088 u_char buf[PCBURST]; 1089 scr_stat *scp = get_scr_stat(tp->t_dev); 1090 1091 /* XXX who repeats the call when the above flags are cleared? */ 1092 if (scp->status & SLKED || blink_in_progress) 1093 return; 1094 s = spltty(); 1095 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1096 tp->t_state |= TS_BUSY; 1097 rbp = &tp->t_outq; 1098 while (rbp->c_cc) { 1099 len = q_to_b(rbp, buf, PCBURST); 1100 splx(s); 1101 ansi_put(scp, buf, len); 1102 s = spltty(); 1103 } 1104 tp->t_state &= ~TS_BUSY;
|
1112 } 1113 splx(s); 1114} 1115 1116void 1117pccnprobe(struct consdev *cp) 1118{ 1119 int maj; 1120 1121 /* locate the major number */ 1122 for (maj = 0; maj < nchrdev; maj++) 1123 if ((void*)cdevsw[maj].d_open == (void*)scopen) 1124 break; 1125 1126 /* initialize required fields */ 1127 cp->cn_dev = makedev(maj, MAXCONS); 1128 cp->cn_pri = CN_INTERNAL; 1129} 1130 1131void 1132pccninit(struct consdev *cp) 1133{ 1134 scinit(); 1135} 1136 1137void 1138pccnputc(dev_t dev, int c) 1139{ 1140 u_char buf[1]; 1141 scr_stat *scp = console[0]; 1142 term_stat save = scp->term; 1143 1144 scp->term = kernel_console; 1145 current_default = &kernel_default; 1146 if (scp->scr_buf == Crtat) 1147 draw_cursor(scp, FALSE); 1148 buf[0] = c; 1149 ansi_put(scp, buf, 1); 1150 kernel_console = scp->term; 1151 current_default = &user_default; 1152 scp->term = save; 1153 if (scp == cur_console /* && scrn_timer not running */) { 1154 if (scp->scr_buf != Crtat && (scp->start <= scp->end)) { 1155 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start, 1156 (1 + scp->end - scp->start) * sizeof(u_short)); 1157 scp->start = scp->xsize * scp->ysize; 1158 scp->end = 0; 1159 scp->status &= ~CURSOR_SHOWN; 1160 } 1161 draw_cursor(scp, TRUE); 1162 } 1163} 1164 1165int 1166pccngetc(dev_t dev) 1167{ 1168 int s = spltty(); /* block scintr while we poll */ 1169 int c = scgetc(0); 1170 splx(s); 1171 return(c); 1172} 1173 1174int 1175pccncheckc(dev_t dev) 1176{ 1177 return (scgetc(1) & 0xff); 1178} 1179 1180static void 1181scrn_timer() 1182{ 1183 static int cursor_blinkrate; 1184 scr_stat *scp = cur_console; 1185 1186 /* should we just return ? */ 1187 if ((scp->status&UNKNOWN_MODE) || blink_in_progress || switch_in_progress) { 1188 timeout((timeout_func_t)scrn_timer, 0, hz/10); 1189 return; 1190 } 1191 1192 if (!scrn_blanked) { 1193 /* update screen image */ 1194 if (scp->start <= scp->end) { 1195 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start, 1196 (1 + scp->end - scp->start) * sizeof(u_short)); 1197 scp->status &= ~CURSOR_SHOWN; 1198 scp->start = scp->xsize * scp->ysize; 1199 scp->end = 0; 1200 } 1201 /* update "pseudo" mouse arrow */ 1202 if ((scp->status & MOUSE_ENABLED) && (scp->status & UPDATE_MOUSE)) 1203 draw_mouse_image(scp); 1204 1205 /* update cursor image */ 1206 if (scp->status & CURSOR_ENABLED) 1207 draw_cursor(scp, 1208 !(configuration&BLINK_CURSOR) || !(cursor_blinkrate++&0x04)); 1209 } 1210 if (scrn_blank_time && (time.tv_sec>scrn_time_stamp+scrn_blank_time)) 1211 (*current_saver)(TRUE); 1212 timeout((timeout_func_t)scrn_timer, 0, hz/25); 1213} 1214 1215static void 1216clear_screen(scr_stat *scp) 1217{ 1218 move_crsr(scp, 0, 0); 1219 fillw(scp->term.cur_attr | scr_map[0x20], scp->scr_buf, 1220 scp->xsize * scp->ysize); 1221 mark_all(scp); 1222} 1223 1224static int 1225switch_scr(scr_stat *scp, u_int next_scr) 1226{ 1227 if (switch_in_progress && (cur_console->proc != pfind(cur_console->pid))) 1228 switch_in_progress = FALSE; 1229 1230 if (next_scr >= MAXCONS || switch_in_progress || 1231 (cur_console->smode.mode == VT_AUTO 1232 && cur_console->status & UNKNOWN_MODE)) { 1233 do_bell(scp, BELL_PITCH, BELL_DURATION); 1234 return EINVAL; 1235 } 1236 1237 /* is the wanted virtual console open ? */ 1238 if (next_scr) { 1239 struct tty *tp = VIRTUAL_TTY(next_scr); 1240 if (!(tp->t_state & TS_ISOPEN)) { 1241 do_bell(scp, BELL_PITCH, BELL_DURATION); 1242 return EINVAL; 1243 } 1244 } 1245 /* delay switch if actively updating screen */ 1246 if (write_in_progress || blink_in_progress) { 1247 delayed_next_scr = next_scr+1; 1248 return 0; 1249 } 1250 switch_in_progress = TRUE; 1251 old_scp = cur_console; 1252 new_scp = console[next_scr]; 1253 wakeup((caddr_t)&new_scp->smode); 1254 if (new_scp == old_scp) { 1255 switch_in_progress = FALSE; 1256 delayed_next_scr = FALSE; 1257 return 0; 1258 } 1259 1260 /* has controlling process died? */ 1261 if (old_scp->proc && (old_scp->proc != pfind(old_scp->pid))) 1262 old_scp->smode.mode = VT_AUTO; 1263 if (new_scp->proc && (new_scp->proc != pfind(new_scp->pid))) 1264 new_scp->smode.mode = VT_AUTO; 1265 1266 /* check the modes and switch approbiatly */ 1267 if (old_scp->smode.mode == VT_PROCESS) { 1268 old_scp->status |= SWITCH_WAIT_REL; 1269 psignal(old_scp->proc, old_scp->smode.relsig); 1270 } 1271 else { 1272 exchange_scr(); 1273 if (new_scp->smode.mode == VT_PROCESS) { 1274 new_scp->status |= SWITCH_WAIT_ACQ; 1275 psignal(new_scp->proc, new_scp->smode.acqsig); 1276 } 1277 else 1278 switch_in_progress = FALSE; 1279 } 1280 return 0; 1281} 1282 1283static void 1284exchange_scr(void) 1285{ 1286 move_crsr(old_scp, old_scp->xpos, old_scp->ypos); 1287 cur_console = new_scp; 1288 if (old_scp->mode != new_scp->mode || (old_scp->status & UNKNOWN_MODE)){ 1289 if (crtc_vga && video_mode_ptr) 1290 set_mode(new_scp); 1291 } 1292 move_crsr(new_scp, new_scp->xpos, new_scp->ypos); 1293 if ((old_scp->status & UNKNOWN_MODE) && crtc_vga) { 1294 if (fonts_loaded & FONT_8) 1295 copy_font(LOAD, FONT_8, font_8); 1296 if (fonts_loaded & FONT_14) 1297 copy_font(LOAD, FONT_14, font_14); 1298 if (fonts_loaded & FONT_16) 1299 copy_font(LOAD, FONT_16, font_16); 1300 if (configuration & CHAR_CURSOR) 1301 set_destructive_cursor(new_scp, TRUE); 1302 load_palette(); 1303 } 1304 if (old_scp->status & KBD_RAW_MODE || new_scp->status & KBD_RAW_MODE) 1305 shfts = ctls = alts = agrs = metas = 0; 1306 update_leds(new_scp->status); 1307 delayed_next_scr = FALSE; 1308 bcopyw(new_scp->scr_buf, Crtat, 1309 (new_scp->xsize*new_scp->ysize)*sizeof(u_short)); 1310 new_scp->status &= ~CURSOR_SHOWN; 1311} 1312 1313static inline void 1314move_crsr(scr_stat *scp, int x, int y) 1315{ 1316 if (x < 0 || y < 0 || x >= scp->xsize || y >= scp->ysize) 1317 return; 1318 scp->xpos = x; 1319 scp->ypos = y; 1320 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1321 scp->cursor_pos = scp->scr_buf + scp->ypos * scp->xsize + scp->xpos; 1322 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1323} 1324 1325static void 1326scan_esc(scr_stat *scp, u_char c) 1327{ 1328 static u_char ansi_col[16] = 1329 {0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15}; 1330 int i, n; 1331 u_short *src, *dst, count; 1332 1333 if (scp->term.esc == 1) { 1334 switch (c) { 1335 1336 case '[': /* Start ESC [ sequence */ 1337 scp->term.esc = 2; 1338 scp->term.last_param = -1; 1339 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 1340 scp->term.param[i] = 1; 1341 scp->term.num_param = 0; 1342 return; 1343 1344 case 'M': /* Move cursor up 1 line, scroll if at top */ 1345 if (scp->ypos > 0) 1346 move_crsr(scp, scp->xpos, scp->ypos - 1); 1347 else { 1348 bcopyw(scp->scr_buf, scp->scr_buf + scp->xsize, 1349 (scp->ysize - 1) * scp->xsize * sizeof(u_short)); 1350 fillw(scp->term.cur_attr | scr_map[0x20], 1351 scp->scr_buf, scp->xsize); 1352 mark_all(scp); 1353 } 1354 break; 1355#if notyet 1356 case 'Q': 1357 scp->term.esc = 4; 1358 break; 1359#endif 1360 case 'c': /* Clear screen & home */ 1361 clear_screen(scp); 1362 break; 1363 } 1364 } 1365 else if (scp->term.esc == 2) { 1366 if (c >= '0' && c <= '9') { 1367 if (scp->term.num_param < MAX_ESC_PAR) { 1368 if (scp->term.last_param != scp->term.num_param) { 1369 scp->term.last_param = scp->term.num_param; 1370 scp->term.param[scp->term.num_param] = 0; 1371 } 1372 else 1373 scp->term.param[scp->term.num_param] *= 10; 1374 scp->term.param[scp->term.num_param] += c - '0'; 1375 return; 1376 } 1377 } 1378 scp->term.num_param = scp->term.last_param + 1; 1379 switch (c) { 1380 1381 case ';': 1382 if (scp->term.num_param < MAX_ESC_PAR) 1383 return; 1384 break; 1385 1386 case '=': 1387 scp->term.esc = 3; 1388 scp->term.last_param = -1; 1389 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 1390 scp->term.param[i] = 1; 1391 scp->term.num_param = 0; 1392 return; 1393 1394 case 'A': /* up n rows */ 1395 n = scp->term.param[0]; if (n < 1) n = 1; 1396 move_crsr(scp, scp->xpos, scp->ypos - n); 1397 break; 1398 1399 case 'B': /* down n rows */ 1400 n = scp->term.param[0]; if (n < 1) n = 1; 1401 move_crsr(scp, scp->xpos, scp->ypos + n); 1402 break; 1403 1404 case 'C': /* right n columns */ 1405 n = scp->term.param[0]; if (n < 1) n = 1; 1406 move_crsr(scp, scp->xpos + n, scp->ypos); 1407 break; 1408 1409 case 'D': /* left n columns */ 1410 n = scp->term.param[0]; if (n < 1) n = 1; 1411 move_crsr(scp, scp->xpos - n, scp->ypos); 1412 break; 1413 1414 case 'E': /* cursor to start of line n lines down */ 1415 n = scp->term.param[0]; if (n < 1) n = 1; 1416 move_crsr(scp, 0, scp->ypos + n); 1417 break; 1418 1419 case 'F': /* cursor to start of line n lines up */ 1420 n = scp->term.param[0]; if (n < 1) n = 1; 1421 move_crsr(scp, 0, scp->ypos - n); 1422 break; 1423 1424 case 'f': /* Cursor move */ 1425 case 'H': 1426 if (scp->term.num_param == 0) 1427 move_crsr(scp, 0, 0); 1428 else if (scp->term.num_param == 2) 1429 move_crsr(scp, scp->term.param[1] - 1, scp->term.param[0] - 1); 1430 break; 1431 1432 case 'J': /* Clear all or part of display */ 1433 if (scp->term.num_param == 0) 1434 n = 0; 1435 else 1436 n = scp->term.param[0]; 1437 switch (n) { 1438 case 0: /* clear form cursor to end of display */ 1439 fillw(scp->term.cur_attr | scr_map[0x20], 1440 scp->cursor_pos, 1441 scp->scr_buf + scp->xsize * scp->ysize - scp->cursor_pos); 1442 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1443 mark_for_update(scp, scp->xsize * scp->ysize); 1444 break; 1445 case 1: /* clear from beginning of display to cursor */ 1446 fillw(scp->term.cur_attr | scr_map[0x20], 1447 scp->scr_buf, 1448 scp->cursor_pos - scp->scr_buf); 1449 mark_for_update(scp, 0); 1450 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1451 break; 1452 case 2: /* clear entire display */ 1453 clear_screen(scp); 1454 break; 1455 } 1456 break; 1457 1458 case 'K': /* Clear all or part of line */ 1459 if (scp->term.num_param == 0) 1460 n = 0; 1461 else 1462 n = scp->term.param[0]; 1463 switch (n) { 1464 case 0: /* clear form cursor to end of line */ 1465 fillw(scp->term.cur_attr | scr_map[0x20], 1466 scp->cursor_pos, 1467 scp->xsize - scp->xpos); 1468 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1469 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + 1470 scp->xsize - scp->xpos); 1471 break; 1472 case 1: /* clear from beginning of line to cursor */ 1473 fillw(scp->term.cur_attr|scr_map[0x20], 1474 scp->cursor_pos - (scp->xsize - scp->xpos), 1475 (scp->xsize - scp->xpos) + 1); 1476 mark_for_update(scp, scp->ypos * scp->xsize); 1477 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1478 break; 1479 case 2: /* clear entire line */ 1480 fillw(scp->term.cur_attr|scr_map[0x20], 1481 scp->cursor_pos - (scp->xsize - scp->xpos), 1482 scp->xsize); 1483 mark_for_update(scp, scp->ypos * scp->xsize); 1484 mark_for_update(scp, (scp->ypos + 1) * scp->xsize); 1485 break; 1486 } 1487 break; 1488 1489 case 'L': /* Insert n lines */ 1490 n = scp->term.param[0]; if (n < 1) n = 1; 1491 if (n > scp->ysize - scp->ypos) 1492 n = scp->ysize - scp->ypos; 1493 src = scp->scr_buf + scp->ypos * scp->xsize; 1494 dst = src + n * scp->xsize; 1495 count = scp->ysize - (scp->ypos + n); 1496 bcopyw(src, dst, count * scp->xsize * sizeof(u_short)); 1497 fillw(scp->term.cur_attr | scr_map[0x20], src, 1498 n * scp->xsize); 1499 mark_for_update(scp, scp->ypos * scp->xsize); 1500 mark_for_update(scp, scp->xsize * scp->ysize); 1501 break; 1502 1503 case 'M': /* Delete n lines */ 1504 n = scp->term.param[0]; if (n < 1) n = 1; 1505 if (n > scp->ysize - scp->ypos) 1506 n = scp->ysize - scp->ypos; 1507 dst = scp->scr_buf + scp->ypos * scp->xsize; 1508 src = dst + n * scp->xsize; 1509 count = scp->ysize - (scp->ypos + n); 1510 bcopyw(src, dst, count * scp->xsize * sizeof(u_short)); 1511 src = dst + count * scp->xsize; 1512 fillw(scp->term.cur_attr | scr_map[0x20], src, 1513 n * scp->xsize); 1514 mark_for_update(scp, scp->ypos * scp->xsize); 1515 mark_for_update(scp, scp->xsize * scp->ysize); 1516 break; 1517 1518 case 'P': /* Delete n chars */ 1519 n = scp->term.param[0]; if (n < 1) n = 1; 1520 if (n > scp->xsize - scp->xpos) 1521 n = scp->xsize - scp->xpos; 1522 dst = scp->cursor_pos; 1523 src = dst + n; 1524 count = scp->xsize - (scp->xpos + n); 1525 bcopyw(src, dst, count * sizeof(u_short)); 1526 src = dst + count; 1527 fillw(scp->term.cur_attr | scr_map[0x20], src, n); 1528 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1529 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 1530 break; 1531 1532 case '@': /* Insert n chars */ 1533 n = scp->term.param[0]; if (n < 1) n = 1; 1534 if (n > scp->xsize - scp->xpos) 1535 n = scp->xsize - scp->xpos; 1536 src = scp->cursor_pos; 1537 dst = src + n; 1538 count = scp->xsize - (scp->xpos + n); 1539 bcopyw(src, dst, count * sizeof(u_short)); 1540 fillw(scp->term.cur_attr | scr_map[0x20], src, n); 1541 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1542 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 1543 break; 1544 1545 case 'S': /* scroll up n lines */ 1546 n = scp->term.param[0]; if (n < 1) n = 1; 1547 if (n > scp->ysize) 1548 n = scp->ysize; 1549 bcopyw(scp->scr_buf + (scp->xsize * n), 1550 scp->scr_buf, 1551 scp->xsize * (scp->ysize - n) * sizeof(u_short)); 1552 fillw(scp->term.cur_attr | scr_map[0x20], 1553 scp->scr_buf + scp->xsize * (scp->ysize - n), 1554 scp->xsize * n); 1555 mark_all(scp); 1556 break; 1557 1558 case 'T': /* scroll down n lines */ 1559 n = scp->term.param[0]; if (n < 1) n = 1; 1560 if (n > scp->ysize) 1561 n = scp->ysize; 1562 bcopyw(scp->scr_buf, 1563 scp->scr_buf + (scp->xsize * n), 1564 scp->xsize * (scp->ysize - n) * 1565 sizeof(u_short)); 1566 fillw(scp->term.cur_attr | scr_map[0x20], 1567 scp->scr_buf, scp->xsize * n); 1568 mark_all(scp); 1569 break; 1570 1571 case 'X': /* erase n characters in line */ 1572 n = scp->term.param[0]; if (n < 1) n = 1; 1573 if (n > scp->xsize - scp->xpos) 1574 n = scp->xsize - scp->xpos; 1575 fillw(scp->term.cur_attr | scr_map[0x20], 1576 scp->scr_buf + scp->xpos + 1577 ((scp->xsize*scp->ypos) * sizeof(u_short)), n); 1578 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1579 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n); 1580 break; 1581 1582 case 'Z': /* move n tabs backwards */ 1583 n = scp->term.param[0]; if (n < 1) n = 1; 1584 if ((i = scp->xpos & 0xf8) == scp->xpos) 1585 i -= 8*n; 1586 else 1587 i -= 8*(n-1); 1588 if (i < 0) 1589 i = 0; 1590 move_crsr(scp, i, scp->ypos); 1591 break; 1592 1593 case '`': /* move cursor to column n */ 1594 n = scp->term.param[0]; if (n < 1) n = 1; 1595 move_crsr(scp, n - 1, scp->ypos); 1596 break; 1597 1598 case 'a': /* move cursor n columns to the right */ 1599 n = scp->term.param[0]; if (n < 1) n = 1; 1600 move_crsr(scp, scp->xpos + n, scp->ypos); 1601 break; 1602 1603 case 'd': /* move cursor to row n */ 1604 n = scp->term.param[0]; if (n < 1) n = 1; 1605 move_crsr(scp, scp->xpos, n - 1); 1606 break; 1607 1608 case 'e': /* move cursor n rows down */ 1609 n = scp->term.param[0]; if (n < 1) n = 1; 1610 move_crsr(scp, scp->xpos, scp->ypos + n); 1611 break; 1612 1613 case 'm': /* change attribute */ 1614 if (scp->term.num_param == 0) { 1615 scp->term.cur_attr = scp->term.std_attr; 1616 break; 1617 } 1618 for (i = 0; i < scp->term.num_param; i++) { 1619 switch (n = scp->term.param[i]) { 1620 case 0: /* back to normal */ 1621 scp->term.cur_attr = scp->term.std_attr; 1622 break; 1623 case 1: /* highlight (bold) */ 1624 scp->term.cur_attr &= 0xFF00; 1625 scp->term.cur_attr |= 0x0800; 1626 break; 1627 case 4: /* highlight (underline) */ 1628 scp->term.cur_attr &= 0xFF00; 1629 scp->term.cur_attr |= 0x0800; 1630 break; 1631 case 5: /* blink */ 1632 scp->term.cur_attr &= 0xFF00; 1633 scp->term.cur_attr |= 0x8000; 1634 break; 1635 case 7: /* reverse video */ 1636 scp->term.cur_attr = scp->term.rev_attr; 1637 break; 1638 case 30: case 31: /* set fg color */ 1639 case 32: case 33: case 34: 1640 case 35: case 36: case 37: 1641 scp->term.cur_attr = 1642 (scp->term.cur_attr&0xF8FF) | (ansi_col[(n-30)&7]<<8); 1643 break; 1644 case 40: case 41: /* set bg color */ 1645 case 42: case 43: case 44: 1646 case 45: case 46: case 47: 1647 scp->term.cur_attr = 1648 (scp->term.cur_attr&0x8FFF) | (ansi_col[(n-40)&7]<<12); 1649 break; 1650 } 1651 } 1652 break; 1653 1654 case 'x': 1655 if (scp->term.num_param == 0) 1656 n = 0; 1657 else 1658 n = scp->term.param[0]; 1659 switch (n) { 1660 case 0: /* reset attributes */ 1661 scp->term.cur_attr = scp->term.std_attr = 1662 current_default->std_attr; 1663 scp->term.rev_attr = current_default->rev_attr; 1664 break; 1665 case 1: /* set ansi background */ 1666 scp->term.cur_attr = scp->term.std_attr = 1667 (scp->term.std_attr & 0x0F00) | 1668 (ansi_col[(scp->term.param[1])&0x0F]<<12); 1669 break; 1670 case 2: /* set ansi foreground */ 1671 scp->term.cur_attr = scp->term.std_attr = 1672 (scp->term.std_attr & 0xF000) | 1673 (ansi_col[(scp->term.param[1])&0x0F]<<8); 1674 break; 1675 case 3: /* set ansi attribute directly */ 1676 scp->term.cur_attr = scp->term.std_attr = 1677 (scp->term.param[1]&0xFF)<<8; 1678 break; 1679 case 5: /* set ansi reverse video background */ 1680 scp->term.rev_attr = 1681 (scp->term.rev_attr & 0x0F00) | 1682 (ansi_col[(scp->term.param[1])&0x0F]<<12); 1683 break; 1684 case 6: /* set ansi reverse video foreground */ 1685 scp->term.rev_attr = 1686 (scp->term.rev_attr & 0xF000) | 1687 (ansi_col[(scp->term.param[1])&0x0F]<<8); 1688 break; 1689 case 7: /* set ansi reverse video directly */ 1690 scp->term.rev_attr = 1691 (scp->term.param[1]&0xFF)<<8; 1692 break; 1693 } 1694 break; 1695 1696 case 'z': /* switch to (virtual) console n */ 1697 if (scp->term.num_param == 1) 1698 switch_scr(scp, scp->term.param[0]); 1699 break; 1700 } 1701 } 1702 else if (scp->term.esc == 3) { 1703 if (c >= '0' && c <= '9') { 1704 if (scp->term.num_param < MAX_ESC_PAR) { 1705 if (scp->term.last_param != scp->term.num_param) { 1706 scp->term.last_param = scp->term.num_param; 1707 scp->term.param[scp->term.num_param] = 0; 1708 } 1709 else 1710 scp->term.param[scp->term.num_param] *= 10; 1711 scp->term.param[scp->term.num_param] += c - '0'; 1712 return; 1713 } 1714 } 1715 scp->term.num_param = scp->term.last_param + 1; 1716 switch (c) { 1717 1718 case ';': 1719 if (scp->term.num_param < MAX_ESC_PAR) 1720 return; 1721 break; 1722 1723 case 'A': /* set display border color */ 1724 if (scp->term.num_param == 1) 1725 scp->border=scp->term.param[0] & 0xff; 1726 if (scp == cur_console) 1727 set_border(scp->border); 1728 break; 1729 1730 case 'B': /* set bell pitch and duration */ 1731 if (scp->term.num_param == 2) { 1732 scp->bell_pitch = scp->term.param[0]; 1733 scp->bell_duration = scp->term.param[1]*10; 1734 } 1735 break; 1736 1737 case 'C': /* set cursor type & shape */ 1738 if (scp->term.num_param == 1) { 1739 if (scp->term.param[0] & 0x01) 1740 configuration |= BLINK_CURSOR; 1741 else 1742 configuration &= ~BLINK_CURSOR; 1743 if (scp->term.param[0] & 0x02) { 1744 configuration |= CHAR_CURSOR; 1745 set_destructive_cursor(scp, TRUE); 1746 } else 1747 configuration &= ~CHAR_CURSOR; 1748 } 1749 else if (scp->term.num_param == 2) { 1750 scp->cursor_start = scp->term.param[0] & 0x1F; 1751 scp->cursor_end = scp->term.param[1] & 0x1F; 1752 if (configuration & CHAR_CURSOR) 1753 set_destructive_cursor(scp, TRUE); 1754 } 1755 break; 1756 1757 case 'F': /* set ansi foreground */ 1758 if (scp->term.num_param == 1) 1759 scp->term.cur_attr = scp->term.std_attr = 1760 (scp->term.std_attr & 0xF000) 1761 | ((scp->term.param[0] & 0x0F) << 8); 1762 break; 1763 1764 case 'G': /* set ansi background */ 1765 if (scp->term.num_param == 1) 1766 scp->term.cur_attr = scp->term.std_attr = 1767 (scp->term.std_attr & 0x0F00) 1768 | ((scp->term.param[0] & 0x0F) << 12); 1769 break; 1770 1771 case 'H': /* set ansi reverse video foreground */ 1772 if (scp->term.num_param == 1) 1773 scp->term.rev_attr = 1774 (scp->term.rev_attr & 0xF000) 1775 | ((scp->term.param[0] & 0x0F) << 8); 1776 break; 1777 1778 case 'I': /* set ansi reverse video background */ 1779 if (scp->term.num_param == 1) 1780 scp->term.rev_attr = 1781 (scp->term.rev_attr & 0x0F00) 1782 | ((scp->term.param[0] & 0x0F) << 12); 1783 break; 1784 } 1785 } 1786 scp->term.esc = 0; 1787} 1788 1789static inline void 1790draw_cursor(scr_stat *scp, int show) 1791{ 1792 if (show && !(scp->status & CURSOR_SHOWN)) { 1793 u_short cursor_image = *(Crtat + (scp->cursor_pos - scp->scr_buf)); 1794 1795 scp->cursor_saveunder = cursor_image; 1796 if (configuration & CHAR_CURSOR) { 1797 set_destructive_cursor(scp, FALSE); 1798 cursor_image = (cursor_image & 0xff00) | DEAD_CHAR; 1799 } 1800 else { 1801 if ((cursor_image & 0x7000) == 0x7000) { 1802 cursor_image &= 0x8fff; 1803 if(!(cursor_image & 0x0700)) 1804 cursor_image |= 0x0700; 1805 } else { 1806 cursor_image |= 0x7000; 1807 if ((cursor_image & 0x0700) == 0x0700) 1808 cursor_image &= 0xf0ff; 1809 } 1810 } 1811 *(Crtat + (scp->cursor_pos - scp->scr_buf)) = cursor_image; 1812 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1813 scp->status |= CURSOR_SHOWN; 1814 } 1815 if (!show && (scp->status & CURSOR_SHOWN)) { 1816 *(Crtat + (scp->cursor_pos - scp->scr_buf)) = scp->cursor_saveunder; 1817 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1818 scp->status &= ~CURSOR_SHOWN; 1819 } 1820} 1821 1822static void 1823ansi_put(scr_stat *scp, u_char *buf, int len) 1824{ 1825 u_char *ptr = buf; 1826 1827 if (scp->status & UNKNOWN_MODE) 1828 return; 1829 1830 /* make screensaver happy */ 1831 if (scp == cur_console) { 1832 scrn_time_stamp = time.tv_sec; 1833 if (scrn_blanked) { 1834 (*current_saver)(FALSE); 1835 cur_console->start = 0; 1836 cur_console->end = cur_console->xsize * cur_console->ysize; 1837 } 1838 } 1839 write_in_progress++; 1840outloop: 1841 if (scp->term.esc) { 1842 scan_esc(scp, *ptr++); 1843 len--; 1844 } 1845 else if (PRINTABLE(*ptr)) { /* Print only printables */ 1846 int cnt = len <= (scp->xsize-scp->xpos) ? len : (scp->xsize-scp->xpos); 1847 u_short cur_attr = scp->term.cur_attr; 1848 u_short *cursor_pos = scp->cursor_pos; 1849 do { 1850 /* 1851 * gcc-2.6.3 generates poor (un)sign extension code. Casting the 1852 * pointers in the following to volatile should have no effect, 1853 * but in fact speeds up this inner loop from 26 to 18 cycles 1854 * (+ cache misses) on i486's. 1855 */ 1856#define UCVP(ucp) ((u_char volatile *)(ucp)) 1857 *cursor_pos++ = UCVP(scr_map)[*UCVP(ptr)] | cur_attr; 1858 ptr++; 1859 cnt--; 1860 } while (cnt && PRINTABLE(*ptr)); 1861 len -= (cursor_pos - scp->cursor_pos); 1862 scp->xpos += (cursor_pos - scp->cursor_pos); 1863 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1864 mark_for_update(scp, cursor_pos - scp->scr_buf); 1865 scp->cursor_pos = cursor_pos; 1866 if (scp->xpos >= scp->xsize) { 1867 scp->xpos = 0; 1868 scp->ypos++; 1869 } 1870 } 1871 else { 1872 switch(*ptr) { 1873 case 0x07: 1874 do_bell(scp, scp->bell_pitch, scp->bell_duration); 1875 break; 1876 1877 case 0x08: /* non-destructive backspace */ 1878 if (scp->cursor_pos > scp->scr_buf) { 1879 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1880 scp->cursor_pos--; 1881 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1882 if (scp->xpos > 0) 1883 scp->xpos--; 1884 else { 1885 scp->xpos += scp->xsize - 1; 1886 scp->ypos--; 1887 } 1888 } 1889 break; 1890 1891 case 0x09: /* non-destructive tab */ 1892 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1893 scp->cursor_pos += (8 - scp->xpos % 8u); 1894 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1895 if ((scp->xpos += (8 - scp->xpos % 8u)) >= scp->xsize) { 1896 scp->xpos = 0; 1897 scp->ypos++; 1898 } 1899 break; 1900 1901 case 0x0a: /* newline, same pos */ 1902 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1903 scp->cursor_pos += scp->xsize; 1904 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1905 scp->ypos++; 1906 break; 1907 1908 case 0x0c: /* form feed, clears screen */ 1909 clear_screen(scp); 1910 break; 1911 1912 case 0x0d: /* return, return to pos 0 */ 1913 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1914 scp->cursor_pos -= scp->xpos; 1915 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1916 scp->xpos = 0; 1917 break; 1918 1919 case 0x1b: /* start escape sequence */ 1920 scp->term.esc = 1; 1921 scp->term.num_param = 0; 1922 break; 1923 } 1924 ptr++; len--; 1925 } 1926 /* do we have to scroll ?? */ 1927 if (scp->cursor_pos >= scp->scr_buf + scp->ysize * scp->xsize) { 1928 if (scp->history) { 1929 bcopyw(scp->scr_buf, scp->history_head, 1930 scp->xsize * sizeof(u_short)); 1931 scp->history_head += scp->xsize; 1932 if (scp->history_head + scp->xsize > 1933 scp->history + scp->history_size) 1934 scp->history_head = scp->history; 1935 } 1936 bcopyw(scp->scr_buf + scp->xsize, scp->scr_buf, 1937 scp->xsize * (scp->ysize - 1) * sizeof(u_short)); 1938 fillw(scp->term.cur_attr | scr_map[0x20], 1939 scp->scr_buf + scp->xsize * (scp->ysize - 1), 1940 scp->xsize); 1941 scp->cursor_pos -= scp->xsize; 1942 scp->ypos--; 1943 mark_all(scp); 1944 } 1945 if (len) 1946 goto outloop; 1947 write_in_progress--; 1948 if (delayed_next_scr) 1949 switch_scr(scp, delayed_next_scr - 1); 1950} 1951 1952static void 1953scinit(void) 1954{ 1955 u_short volatile *cp = Crtat + (CGA_BUF-MONO_BUF)/sizeof(u_short), was; 1956 unsigned hw_cursor; 1957 int i; 1958 1959 if (init_done) 1960 return; 1961 init_done = TRUE; 1962 /* 1963 * Crtat initialized to point to MONO buffer, if not present change 1964 * to CGA_BUF offset. ONLY add the difference since locore.s adds 1965 * in the remapped offset at the "right" time 1966 */ 1967 was = *cp; 1968 *cp = (u_short) 0xA55A; 1969 if (*cp != 0xA55A) 1970 crtc_addr = MONO_BASE; 1971 else { 1972 *cp = was; 1973 crtc_addr = COLOR_BASE; 1974 Crtat = Crtat + (CGA_BUF-MONO_BUF)/sizeof(u_short); 1975 } 1976 1977 /* extract cursor location */ 1978 outb(crtc_addr, 14); 1979 hw_cursor = inb(crtc_addr + 1) << 8; 1980 outb(crtc_addr, 15); 1981 hw_cursor |= inb(crtc_addr + 1); 1982 1983 /* move hardware cursor out of the way */ 1984 outb(crtc_addr, 14); 1985 outb(crtc_addr + 1, 0xff); 1986 outb(crtc_addr, 15); 1987 outb(crtc_addr + 1, 0xff); 1988 1989 /* is this a VGA or higher ? */ 1990 outb(crtc_addr, 7); 1991 if (inb(crtc_addr) == 7) { 1992 u_long pa; 1993 u_long segoff; 1994 1995 crtc_vga = TRUE; 1996 /* 1997 * Get the BIOS video mode pointer. 1998 */ 1999 segoff = *(u_long *)pa_to_va(0x4a8); 2000 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 2001 if (ISMAPPED(pa, sizeof(u_long))) { 2002 segoff = *(u_long *)pa_to_va(pa); 2003 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 2004 if (ISMAPPED(pa, 64)) 2005 video_mode_ptr = (char *)pa_to_va(pa); 2006 } 2007 } 2008 current_default = &user_default; 2009 console[0] = &main_console; 2010 init_scp(console[0]); 2011 console[0]->scr_buf = console[0]->mouse_pos = Crtat; 2012 console[0]->cursor_pos = Crtat + hw_cursor; 2013 console[0]->xpos = hw_cursor % COL; 2014 console[0]->ypos = hw_cursor / COL; 2015 cur_console = console[0]; 2016 for (i=1; i<MAXCONS; i++) 2017 console[i] = NULL; 2018 kernel_console.esc = 0; 2019 kernel_console.std_attr = kernel_default.std_attr; 2020 kernel_console.rev_attr = kernel_default.rev_attr; 2021 kernel_console.cur_attr = kernel_default.std_attr; 2022 /* initialize mapscrn array to a one to one map */ 2023 for (i=0; i<sizeof(scr_map); i++) 2024 scr_map[i] = i; 2025} 2026 2027static scr_stat 2028*alloc_scp() 2029{ 2030 scr_stat *scp; 2031 2032 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_NOWAIT); 2033 init_scp(scp); 2034 scp->scr_buf = scp->cursor_pos = scp->scr_buf = scp->mouse_pos = 2035 (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 2036 M_DEVBUF, M_NOWAIT); 2037 scp->history_head = scp->history_pos = scp->history = 2038 (u_short *)malloc(scp->history_size*sizeof(u_short), 2039 M_DEVBUF, M_NOWAIT); 2040 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 2041 if (crtc_vga && video_mode_ptr) 2042 set_mode(scp); 2043 clear_screen(scp); 2044 return scp; 2045} 2046 2047static void 2048init_scp(scr_stat *scp) 2049{ 2050 scp->mode = M_VGA_C80x25; 2051 scp->font = FONT_16; 2052 scp->xsize = COL; 2053 scp->ysize = ROW; 2054 scp->start = COL * ROW; 2055 scp->end = 0; 2056 scp->term.esc = 0; 2057 scp->term.std_attr = current_default->std_attr; 2058 scp->term.rev_attr = current_default->rev_attr; 2059 scp->term.cur_attr = scp->term.std_attr; 2060 scp->border = BG_BLACK; 2061 scp->cursor_start = *(char *)pa_to_va(0x461); 2062 scp->cursor_end = *(char *)pa_to_va(0x460); 2063 scp->mouse_xpos = scp->mouse_ypos = 0; 2064 scp->bell_pitch = BELL_PITCH; 2065 scp->bell_duration = BELL_DURATION; 2066 scp->status = (*(char *)pa_to_va(0x417) & 0x20) ? NLKED : 0; 2067 scp->status |= CURSOR_ENABLED; 2068 scp->pid = 0; 2069 scp->proc = NULL; 2070 scp->smode.mode = VT_AUTO; 2071 scp->history_head = scp->history_pos = scp->history = NULL; 2072 scp->history_size = HISTORY_SIZE; 2073} 2074 2075static u_char 2076*get_fstr(u_int c, u_int *len) 2077{ 2078 u_int i; 2079 2080 if (!(c & FKEY)) 2081 return(NULL); 2082 i = (c & 0xFF) - F_FN; 2083 if (i > n_fkey_tab) 2084 return(NULL); 2085 *len = fkey_tab[i].len; 2086 return(fkey_tab[i].str); 2087} 2088 2089static void 2090update_leds(int which) 2091{ 2092 int s; 2093 static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 }; 2094 2095 /* replace CAPS led with ALTGR led for ALTGR keyboards */ 2096 if (key_map.n_keys > ALTGR_OFFSET) { 2097 if (which & ALKED) 2098 which |= CLKED; 2099 else 2100 which &= ~CLKED; 2101 } 2102 s = spltty(); 2103 kbd_cmd(KB_SETLEDS); 2104 kbd_cmd(xlate_leds[which & LED_MASK]); 2105 splx(s); 2106} 2107 2108static void 2109history_to_screen(scr_stat *scp) 2110{ 2111 int i; 2112 2113 for (i=0; i<scp->ysize; i++) 2114 bcopyw(scp->history + (((scp->history_pos - scp->history) + 2115 scp->history_size-((i+1)*scp->xsize))%scp->history_size), 2116 scp->scr_buf + (scp->xsize * (scp->ysize-1 - i)), 2117 scp->xsize * sizeof(u_short)); 2118 mark_all(scp); 2119} 2120 2121static int 2122history_up_line(scr_stat *scp) 2123{ 2124 if (WRAPHIST(scp, scp->history_pos, -(scp->xsize*scp->ysize)) != 2125 scp->history_head) { 2126 scp->history_pos = WRAPHIST(scp, scp->history_pos, -scp->xsize); 2127 history_to_screen(scp); 2128 return 0; 2129 } 2130 else 2131 return -1; 2132} 2133 2134static int 2135history_down_line(scr_stat *scp) 2136{ 2137 if (scp->history_pos != scp->history_head) { 2138 scp->history_pos = WRAPHIST(scp, scp->history_pos, scp->xsize); 2139 history_to_screen(scp); 2140 return 0; 2141 } 2142 else 2143 return -1; 2144} 2145 2146/* 2147 * scgetc(noblock) - get character from keyboard. 2148 * If noblock = 0 wait until a key is pressed. 2149 * Else return NOKEY. 2150 */ 2151u_int 2152scgetc(int noblock) 2153{ 2154 u_char scancode, keycode; 2155 u_int state, action; 2156 struct key_t *key; 2157 static u_char esc_flag = 0, compose = 0; 2158 static u_int chr = 0; 2159 2160next_code: 2161 kbd_wait(); 2162 /* First see if there is something in the keyboard port */ 2163 if (inb(KB_STAT) & KB_BUF_FULL) 2164 scancode = inb(KB_DATA); 2165 else if (noblock) 2166 return(NOKEY); 2167 else 2168 goto next_code; 2169 2170 if (cur_console->status & KBD_RAW_MODE) 2171 return scancode; 2172#if ASYNCH 2173 if (scancode == KB_ACK || scancode == KB_RESEND) { 2174 kbd_reply = scancode; 2175 if (noblock) 2176 return(NOKEY); 2177 goto next_code; 2178 } 2179#endif 2180 keycode = scancode & 0x7F; 2181 switch (esc_flag) { 2182 case 0x00: /* normal scancode */ 2183 switch(scancode) { 2184 case 0xB8: /* left alt (compose key) */ 2185 if (compose) { 2186 compose = 0; 2187 if (chr > 255) { 2188 do_bell(cur_console, 2189 BELL_PITCH, BELL_DURATION); 2190 chr = 0; 2191 } 2192 } 2193 break; 2194 case 0x38: 2195 if (!compose) { 2196 compose = 1; 2197 chr = 0; 2198 } 2199 break; 2200 case 0xE0: 2201 case 0xE1: 2202 esc_flag = scancode; 2203 goto next_code; 2204 } 2205 break; 2206 case 0xE0: /* 0xE0 prefix */ 2207 esc_flag = 0; 2208 switch (keycode) { 2209 case 0x1C: /* right enter key */ 2210 keycode = 0x59; 2211 break; 2212 case 0x1D: /* right ctrl key */ 2213 keycode = 0x5A; 2214 break; 2215 case 0x35: /* keypad divide key */ 2216 keycode = 0x5B; 2217 break; 2218 case 0x37: /* print scrn key */ 2219 keycode = 0x5C; 2220 break; 2221 case 0x38: /* right alt key (alt gr) */ 2222 keycode = 0x5D; 2223 break; 2224 case 0x47: /* grey home key */ 2225 keycode = 0x5E; 2226 break; 2227 case 0x48: /* grey up arrow key */ 2228 keycode = 0x5F; 2229 break; 2230 case 0x49: /* grey page up key */ 2231 keycode = 0x60; 2232 break; 2233 case 0x4B: /* grey left arrow key */ 2234 keycode = 0x61; 2235 break; 2236 case 0x4D: /* grey right arrow key */ 2237 keycode = 0x62; 2238 break; 2239 case 0x4F: /* grey end key */ 2240 keycode = 0x63; 2241 break; 2242 case 0x50: /* grey down arrow key */ 2243 keycode = 0x64; 2244 break; 2245 case 0x51: /* grey page down key */ 2246 keycode = 0x65; 2247 break; 2248 case 0x52: /* grey insert key */ 2249 keycode = 0x66; 2250 break; 2251 case 0x53: /* grey delete key */ 2252 keycode = 0x67; 2253 break; 2254 2255 /* the following 3 are only used on the MS "Natural" keyboard */ 2256 case 0x5b: /* left Window key */ 2257 keycode = 0x69; 2258 break; 2259 case 0x5c: /* right Window key */ 2260 keycode = 0x6a; 2261 break; 2262 case 0x5d: /* menu key */ 2263 keycode = 0x6b; 2264 break; 2265 default: /* ignore everything else */ 2266 goto next_code; 2267 } 2268 break; 2269 case 0xE1: /* 0xE1 prefix */ 2270 esc_flag = 0; 2271 if (keycode == 0x1D) 2272 esc_flag = 0x1D; 2273 goto next_code; 2274 /* NOT REACHED */ 2275 case 0x1D: /* pause / break */ 2276 esc_flag = 0; 2277 if (keycode != 0x45) 2278 goto next_code; 2279 keycode = 0x68; 2280 break; 2281 } 2282 2283 /* if scroll-lock pressed allow history browsing */ 2284 if (cur_console->history && cur_console->status & SLKED) { 2285 int i; 2286 2287 cur_console->status &= ~CURSOR_ENABLED; 2288 if (!(cur_console->status & BUFFER_SAVED)) { 2289 cur_console->status |= BUFFER_SAVED; 2290 cur_console->history_save = cur_console->history_head; 2291 2292 /* copy screen into top of history buffer */ 2293 for (i=0; i<cur_console->ysize; i++) { 2294 bcopyw(cur_console->scr_buf + (cur_console->xsize * i), 2295 cur_console->history_head, 2296 cur_console->xsize * sizeof(u_short)); 2297 cur_console->history_head += cur_console->xsize; 2298 if (cur_console->history_head + cur_console->xsize > 2299 cur_console->history + cur_console->history_size) 2300 cur_console->history_head=cur_console->history; 2301 } 2302 cur_console->history_pos = cur_console->history_head; 2303 history_to_screen(cur_console); 2304 } 2305 switch (scancode) { 2306 case 0x47: /* home key */ 2307 cur_console->history_pos = cur_console->history_head; 2308 history_to_screen(cur_console); 2309 goto next_code; 2310 2311 case 0x4F: /* end key */ 2312 cur_console->history_pos = 2313 WRAPHIST(cur_console, cur_console->history_head, 2314 cur_console->xsize*cur_console->ysize); 2315 history_to_screen(cur_console); 2316 goto next_code; 2317 2318 case 0x48: /* up arrow key */ 2319 if (history_up_line(cur_console)) 2320 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2321 goto next_code; 2322 2323 case 0x50: /* down arrow key */ 2324 if (history_down_line(cur_console)) 2325 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2326 goto next_code; 2327 2328 case 0x49: /* page up key */ 2329 for (i=0; i<cur_console->ysize; i++) 2330 if (history_up_line(cur_console)) { 2331 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2332 break; 2333 } 2334 goto next_code; 2335 2336 case 0x51: /* page down key */ 2337 for (i=0; i<cur_console->ysize; i++) 2338 if (history_down_line(cur_console)) { 2339 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2340 break; 2341 } 2342 goto next_code; 2343 } 2344 } 2345 2346 if (compose) { 2347 switch (scancode) { 2348 /* key pressed process it */ 2349 case 0x47: case 0x48: case 0x49: /* keypad 7,8,9 */ 2350 chr = (scancode - 0x40) + chr*10; 2351 goto next_code; 2352 case 0x4B: case 0x4C: case 0x4D: /* keypad 4,5,6 */ 2353 chr = (scancode - 0x47) + chr*10; 2354 goto next_code; 2355 case 0x4F: case 0x50: case 0x51: /* keypad 1,2,3 */ 2356 chr = (scancode - 0x4E) + chr*10; 2357 goto next_code; 2358 case 0x52: /* keypad 0 */ 2359 chr *= 10; 2360 goto next_code; 2361 2362 /* key release, no interest here */ 2363 case 0xC7: case 0xC8: case 0xC9: /* keypad 7,8,9 */ 2364 case 0xCB: case 0xCC: case 0xCD: /* keypad 4,5,6 */ 2365 case 0xCF: case 0xD0: case 0xD1: /* keypad 1,2,3 */ 2366 case 0xD2: /* keypad 0 */ 2367 goto next_code; 2368 2369 case 0x38: /* left alt key */ 2370 break; 2371 default: 2372 if (chr) { 2373 compose = chr = 0; 2374 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2375 goto next_code; 2376 } 2377 break; 2378 } 2379 } 2380 2381 state = (shfts ? 1 : 0 ) | (2 * (ctls ? 1 : 0)) | (4 * (alts ? 1 : 0)); 2382 if ((!agrs && (cur_console->status & ALKED)) 2383 || (agrs && !(cur_console->status & ALKED))) 2384 keycode += ALTGR_OFFSET; 2385 key = &key_map.key[keycode]; 2386 if ( ((key->flgs & FLAG_LOCK_C) && (cur_console->status & CLKED)) 2387 || ((key->flgs & FLAG_LOCK_N) && (cur_console->status & NLKED)) ) 2388 state ^= 1; 2389 2390 /* Check for make/break */ 2391 action = key->map[state]; 2392 if (scancode & 0x80) { /* key released */ 2393 if (key->spcl & 0x80) { 2394 switch (action) { 2395 case LSH: 2396 shfts &= ~1; 2397 break; 2398 case RSH: 2399 shfts &= ~2; 2400 break; 2401 case LCTR: 2402 ctls &= ~1; 2403 break; 2404 case RCTR: 2405 ctls &= ~2; 2406 break; 2407 case LALT: 2408 alts &= ~1; 2409 break; 2410 case RALT: 2411 alts &= ~2; 2412 break; 2413 case NLK: 2414 nlkcnt = 0; 2415 break; 2416 case CLK: 2417 clkcnt = 0; 2418 break; 2419 case SLK: 2420 slkcnt = 0; 2421 break; 2422 case ASH: 2423 agrs = 0; 2424 break; 2425 case ALK: 2426 alkcnt = 0; 2427 break; 2428 case META: 2429 metas = 0; 2430 break; 2431 } 2432 } 2433 if (chr && !compose) { 2434 action = chr; 2435 chr = 0; 2436 return(action); 2437 } 2438 } else { 2439 /* key pressed */ 2440 if (key->spcl & (0x80>>state)) { 2441 switch (action) { 2442 /* LOCKING KEYS */ 2443 case NLK: 2444 if (!nlkcnt) { 2445 nlkcnt++; 2446 if (cur_console->status & NLKED) 2447 cur_console->status &= ~NLKED; 2448 else 2449 cur_console->status |= NLKED; 2450 update_leds(cur_console->status); 2451 } 2452 break; 2453 case CLK: 2454 if (!clkcnt) { 2455 clkcnt++; 2456 if (cur_console->status & CLKED) 2457 cur_console->status &= ~CLKED; 2458 else 2459 cur_console->status |= CLKED; 2460 update_leds(cur_console->status); 2461 } 2462 break; 2463 case SLK: 2464 if (!slkcnt) { 2465 slkcnt++; 2466 if (cur_console->status & SLKED) { 2467 cur_console->status &= ~SLKED; 2468 if (cur_console->status & BUFFER_SAVED){ 2469 int i; 2470 u_short *ptr = cur_console->history_save; 2471 2472 for (i=0; i<cur_console->ysize; i++) { 2473 bcopyw(ptr, 2474 cur_console->scr_buf + 2475 (cur_console->xsize*i), 2476 cur_console->xsize * sizeof(u_short)); 2477 ptr += cur_console->xsize; 2478 if (ptr + cur_console->xsize > 2479 cur_console->history + 2480 cur_console->history_size) 2481 ptr = cur_console->history; 2482 } 2483 cur_console->status &= ~BUFFER_SAVED; 2484 cur_console->history_head=cur_console->history_save; 2485 cur_console->status |= CURSOR_ENABLED; 2486 mark_all(cur_console); 2487 } 2488 scstart(VIRTUAL_TTY(get_scr_num())); 2489 } 2490 else 2491 cur_console->status |= SLKED; 2492 update_leds(cur_console->status); 2493 } 2494 break; 2495 case ALK: 2496 if (!alkcnt) { 2497 alkcnt++; 2498 if (cur_console->status & ALKED) 2499 cur_console->status &= ~ALKED; 2500 else 2501 cur_console->status |= ALKED; 2502 update_leds(cur_console->status); 2503 } 2504 break; 2505 2506 /* NON-LOCKING KEYS */ 2507 case NOP: 2508 break; 2509 case RBT: 2510 shutdown_nice(); 2511 break; 2512 case SUSP: 2513#if NAPM > 0 2514 apm_suspend(); 2515#endif 2516 break; 2517 2518 case DBG: 2519#ifdef DDB /* try to switch to console 0 */ 2520 if (cur_console->smode.mode == VT_AUTO && 2521 console[0]->smode.mode == VT_AUTO) 2522 switch_scr(cur_console, 0); 2523 Debugger("manual escape to debugger"); 2524 return(NOKEY); 2525#else 2526 printf("No debugger in kernel\n"); 2527#endif 2528 break; 2529 case LSH: 2530 shfts |= 1; 2531 break; 2532 case RSH: 2533 shfts |= 2; 2534 break; 2535 case LCTR: 2536 ctls |= 1; 2537 break; 2538 case RCTR: 2539 ctls |= 2; 2540 break; 2541 case LALT: 2542 alts |= 1; 2543 break; 2544 case RALT: 2545 alts |= 2; 2546 break; 2547 case ASH: 2548 agrs = 1; 2549 break; 2550 case META: 2551 metas = 1; 2552 break; 2553 case NEXT: 2554 switch_scr(cur_console, (get_scr_num() + 1) % MAXCONS); 2555 break; 2556 case BTAB: 2557 return(BKEY); 2558 default: 2559 if (action >= F_SCR && action <= L_SCR) { 2560 switch_scr(cur_console, action - F_SCR); 2561 break; 2562 } 2563 if (action >= F_FN && action <= L_FN) 2564 action |= FKEY; 2565 return(action); 2566 } 2567 } 2568 else { 2569 if (metas) 2570 action |= MKEY; 2571 return(action); 2572 } 2573 } 2574 goto next_code; 2575} 2576 2577int 2578scmmap(dev_t dev, int offset, int nprot) 2579{ 2580 if (offset > 0x20000 - PAGE_SIZE) 2581 return -1; 2582 return i386_btop((VIDEOMEM + offset)); 2583} 2584 2585static void 2586kbd_wait(void) 2587{ 2588 int i = 1000; 2589 2590 while (i--) { 2591 if ((inb(KB_STAT) & KB_READY) == 0) 2592 break; 2593 DELAY (10); 2594 } 2595} 2596 2597static void 2598kbd_cmd(u_char command) 2599{ 2600 int retry = 5; 2601 do { 2602 int i = 100000; 2603 2604 kbd_wait(); 2605#if ASYNCH 2606 kbd_reply = 0; 2607 outb(KB_DATA, command); 2608 while (i--) { 2609 if (kbd_reply == KB_ACK) 2610 return; 2611 if (kbd_reply == KB_RESEND) 2612 break; 2613 } 2614#else 2615 outb(KB_DATA, command); 2616 while (i--) { 2617 if (inb(KB_STAT) & KB_BUF_FULL) { 2618 int val; 2619 DELAY(10); 2620 val = inb(KB_DATA); 2621 if (val == KB_ACK) 2622 return; 2623 if (val == KB_RESEND) 2624 break; 2625 } 2626 } 2627#endif 2628 } while (retry--); 2629} 2630 2631static void 2632set_mode(scr_stat *scp) 2633{ 2634 char *modetable; 2635 char special_modetable[64]; 2636 int mode, font_size; 2637 2638 if (scp != cur_console) 2639 return; 2640 2641 /* setup video hardware for the given mode */ 2642 switch (scp->mode) { 2643 case M_VGA_M80x60: 2644 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64); 2645 goto special_80x60; 2646 2647 case M_VGA_C80x60: 2648 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64); 2649special_80x60: 2650 special_modetable[2] = 0x08; 2651 special_modetable[19] = 0x47; 2652 goto special_480l; 2653 2654 case M_VGA_M80x30: 2655 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64); 2656 goto special_80x30; 2657 2658 case M_VGA_C80x30: 2659 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64); 2660special_80x30: 2661 special_modetable[19] = 0x4f; 2662special_480l: 2663 special_modetable[9] |= 0xc0; 2664 special_modetable[16] = 0x08; 2665 special_modetable[17] = 0x3e; 2666 special_modetable[26] = 0xea; 2667 special_modetable[28] = 0xdf; 2668 special_modetable[31] = 0xe7; 2669 special_modetable[32] = 0x04; 2670 modetable = special_modetable; 2671 goto setup_mode; 2672 2673 case M_ENH_B80x43: 2674 bcopyw(video_mode_ptr+(64*M_ENH_B80x25),&special_modetable, 64); 2675 goto special_80x43; 2676 2677 case M_ENH_C80x43: 2678 bcopyw(video_mode_ptr+(64*M_ENH_C80x25),&special_modetable, 64); 2679special_80x43: 2680 special_modetable[28] = 87; 2681 goto special_80x50; 2682 2683 case M_VGA_M80x50: 2684 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64); 2685 goto special_80x50; 2686 2687 case M_VGA_C80x50: 2688 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64); 2689special_80x50: 2690 special_modetable[2] = 8; 2691 special_modetable[19] = 7; 2692 modetable = special_modetable; 2693 goto setup_mode; 2694 2695 case M_VGA_C40x25: case M_VGA_C80x25: 2696 case M_VGA_M80x25: 2697 case M_B40x25: case M_C40x25: 2698 case M_B80x25: case M_C80x25: 2699 case M_ENH_B40x25: case M_ENH_C40x25: 2700 case M_ENH_B80x25: case M_ENH_C80x25: 2701 2702 modetable = video_mode_ptr + (scp->mode * 64); 2703setup_mode: 2704 set_vgaregs(modetable); 2705 font_size = *(modetable + 2); 2706 2707 /* set font type (size) */ 2708 switch (font_size) { 2709 case 0x10: 2710 outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */ 2711 scp->font = FONT_16; 2712 break; 2713 case 0x0E: 2714 outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */ 2715 scp->font = FONT_14; 2716 break; 2717 default: 2718 case 0x08: 2719 outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */ 2720 scp->font = FONT_8; 2721 break; 2722 } 2723 if (configuration & CHAR_CURSOR) 2724 set_destructive_cursor(scp, TRUE); 2725 break; 2726 2727 case M_BG320: case M_CG320: case M_BG640: 2728 case M_CG320_D: case M_CG640_E: 2729 case M_CG640x350: case M_ENH_CG640: 2730 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 2731 2732 set_vgaregs(video_mode_ptr + (scp->mode * 64)); 2733 break; 2734 2735 default: 2736 /* call user defined function XXX */ 2737 break; 2738 } 2739 2740 /* set border color for this (virtual) console */ 2741 set_border(scp->border); 2742 return; 2743} 2744 2745void 2746set_border(int color) 2747{ 2748 inb(crtc_addr+6); /* reset flip-flop */ 2749 outb(ATC, 0x11); outb(ATC, color); 2750 inb(crtc_addr+6); /* reset flip-flop */ 2751 outb(ATC, 0x20); /* enable Palette */ 2752} 2753 2754static void 2755set_vgaregs(char *modetable) 2756{ 2757 int i, s = splhigh(); 2758 2759 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */ 2760 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */ 2761 for (i=0; i<4; i++) { /* program sequencer */ 2762 outb(TSIDX, i+1); 2763 outb(TSREG, modetable[i+5]); 2764 } 2765 outb(MISC, modetable[9]); /* set dot-clock */ 2766 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */ 2767 outb(crtc_addr, 0x11); 2768 outb(crtc_addr+1, inb(crtc_addr+1) & 0x7F); 2769 for (i=0; i<25; i++) { /* program crtc */ 2770 outb(crtc_addr, i); 2771 if (i == 14 || i == 15) /* no hardware cursor */ 2772 outb(crtc_addr+1, 0xff); 2773 else 2774 outb(crtc_addr+1, modetable[i+10]); 2775 } 2776 inb(crtc_addr+6); /* reset flip-flop */ 2777 for (i=0; i<20; i++) { /* program attribute ctrl */ 2778 outb(ATC, i); 2779 outb(ATC, modetable[i+35]); 2780 } 2781 for (i=0; i<9; i++) { /* program graph data ctrl */ 2782 outb(GDCIDX, i); 2783 outb(GDCREG, modetable[i+55]); 2784 } 2785 inb(crtc_addr+6); /* reset flip-flop */ 2786 outb(ATC ,0x20); /* enable palette */ 2787 splx(s); 2788} 2789 2790static void 2791set_font_mode() 2792{ 2793 /* setup vga for loading fonts (graphics plane mode) */ 2794 inb(crtc_addr+6); 2795 outb(ATC, 0x30); outb(ATC, 0x01); 2796#if SLOW_VGA 2797 outb(TSIDX, 0x02); outb(TSREG, 0x04); 2798 outb(TSIDX, 0x04); outb(TSREG, 0x06); 2799 outb(GDCIDX, 0x04); outb(GDCREG, 0x02); 2800 outb(GDCIDX, 0x05); outb(GDCREG, 0x00); 2801 outb(GDCIDX, 0x06); outb(GDCREG, 0x05); 2802#else 2803 outw(TSIDX, 0x0402); 2804 outw(TSIDX, 0x0604); 2805 outw(GDCIDX, 0x0204); 2806 outw(GDCIDX, 0x0005); 2807 outw(GDCIDX, 0x0506); /* addr = a0000, 64kb */ 2808#endif 2809} 2810 2811static void 2812set_normal_mode() 2813{ 2814 int s = splhigh(); 2815 2816 /* setup vga for normal operation mode again */ 2817 inb(crtc_addr+6); 2818 outb(ATC, 0x30); outb(ATC, 0x0C); 2819#if SLOW_VGA 2820 outb(TSIDX, 0x02); outb(TSREG, 0x03); 2821 outb(TSIDX, 0x04); outb(TSREG, 0x02); 2822 outb(GDCIDX, 0x04); outb(GDCREG, 0x00); 2823 outb(GDCIDX, 0x05); outb(GDCREG, 0x10); 2824 if (crtc_addr == MONO_BASE) { 2825 outb(GDCIDX, 0x06); outb(GDCREG, 0x0A); /* addr = b0000, 32kb */ 2826 } 2827 else { 2828 outb(GDCIDX, 0x06); outb(GDCREG, 0x0E); /* addr = b8000, 32kb */ 2829 } 2830#else 2831 outw(TSIDX, 0x0302); 2832 outw(TSIDX, 0x0204); 2833 outw(GDCIDX, 0x0004); 2834 outw(GDCIDX, 0x1005); 2835 if (crtc_addr == MONO_BASE) 2836 outw(GDCIDX, 0x0A06); /* addr = b0000, 32kb */ 2837 else 2838 outw(GDCIDX, 0x0E06); /* addr = b8000, 32kb */ 2839#endif 2840 splx(s); 2841} 2842 2843static void 2844copy_font(int operation, int font_type, char* font_image) 2845{ 2846 int ch, line, segment, fontsize; 2847 u_char val; 2848 2849 switch (font_type) { 2850 default: 2851 case FONT_8: 2852 segment = 0x8000; 2853 fontsize = 8; 2854 break; 2855 case FONT_14: 2856 segment = 0x4000; 2857 fontsize = 14; 2858 break; 2859 case FONT_16: 2860 segment = 0x0000; 2861 fontsize = 16; 2862 break; 2863 } 2864 outb(TSIDX, 0x01); val = inb(TSREG); /* disable screen */ 2865 outb(TSIDX, 0x01); outb(TSREG, val | 0x20); 2866 set_font_mode(); 2867 for (ch=0; ch < 256; ch++) 2868 for (line=0; line < fontsize; line++) 2869 if (operation) 2870 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line) = 2871 font_image[(ch*fontsize)+line]; 2872 else 2873 font_image[(ch*fontsize)+line] = 2874 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line); 2875 set_normal_mode(); 2876 outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); /* enable screen */ 2877} 2878 2879static void 2880set_destructive_cursor(scr_stat *scp, int force) 2881{ 2882 u_char cursor[32]; 2883 caddr_t address; 2884 int i, font_size; 2885 char *font_buffer; 2886 static u_char old_saveunder = DEAD_CHAR; 2887 2888 if (!force && (scp->cursor_saveunder & 0xFF) == old_saveunder) 2889 return; 2890 old_saveunder = force ? DEAD_CHAR : scp->cursor_saveunder & 0xFF; 2891 switch (scp->font) { 2892 default: 2893 case FONT_8: 2894 font_size = 8; 2895 font_buffer = font_8; 2896 address = (caddr_t)VIDEOMEM + 0x8000; 2897 break; 2898 case FONT_14: 2899 font_size = 14; 2900 font_buffer = font_14; 2901 address = (caddr_t)VIDEOMEM + 0x4000; 2902 break; 2903 case FONT_16: 2904 font_size = 16; 2905 font_buffer = font_16; 2906 address = (caddr_t)VIDEOMEM; 2907 break; 2908 } 2909 bcopyw(font_buffer + ((scp->cursor_saveunder & 0xff) * font_size), 2910 cursor, font_size); 2911 for (i=0; i<32; i++) 2912 if ((i >= scp->cursor_start && i <= scp->cursor_end) || 2913 (scp->cursor_start >= font_size && i == font_size - 1)) 2914 cursor[i] |= 0xff; 2915 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ; 2916 set_font_mode(); 2917 bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32); 2918 set_normal_mode(); 2919} 2920 2921static void 2922draw_mouse_image(scr_stat *scp) 2923{ 2924 caddr_t address; 2925 int i, font_size; 2926 char *font_buffer; 2927 u_short buffer[32]; 2928 u_short xoffset, yoffset; 2929 u_short *crt_pos = Crtat + (scp->mouse_pos - scp->scr_buf); 2930 2931 xoffset = scp->mouse_xpos % 8; 2932 switch (scp->font) { 2933 default: 2934 case FONT_8: 2935 font_size = 8; 2936 font_buffer = font_8; 2937 yoffset = scp->mouse_ypos % 8; 2938 address = (caddr_t)VIDEOMEM + 0x8000; 2939 break; 2940 case FONT_14: 2941 font_size = 14; 2942 font_buffer = font_14; 2943 yoffset = scp->mouse_ypos % 14; 2944 address = (caddr_t)VIDEOMEM + 0x4000; 2945 break; 2946 case FONT_16: 2947 font_size = 16; 2948 font_buffer = font_16; 2949 yoffset = scp->mouse_ypos % 16; 2950 address = (caddr_t)VIDEOMEM; 2951 break; 2952 } 2953 2954 bcopyw(font_buffer + ((*(scp->mouse_pos) & 0xff) * font_size), 2955 &scp->mouse_cursor[0], font_size); 2956 bcopyw(font_buffer + ((*(scp->mouse_pos+1) & 0xff) * font_size), 2957 &scp->mouse_cursor[32], font_size); 2958 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize) & 0xff) * font_size), 2959 &scp->mouse_cursor[64], font_size); 2960 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize+1) & 0xff) * font_size), 2961 &scp->mouse_cursor[96], font_size); 2962 2963 for (i=0; i<font_size; i++) { 2964 buffer[i] = scp->mouse_cursor[i]<<8 | scp->mouse_cursor[i+32]; 2965 buffer[i+font_size]=scp->mouse_cursor[i+64]<<8|scp->mouse_cursor[i+96]; 2966 } 2967 for (i=0; i<16; i++) { 2968 buffer[i+yoffset] = 2969 ( buffer[i+yoffset] & ~(mouse_and_mask[i] >> xoffset)) 2970 | (mouse_or_mask[i] >> xoffset); 2971 } 2972 for (i=0; i<font_size; i++) { 2973 scp->mouse_cursor[i] = (buffer[i] & 0xff00) >> 8; 2974 scp->mouse_cursor[i+32] = buffer[i] & 0xff; 2975 scp->mouse_cursor[i+64] = (buffer[i+font_size] & 0xff00) >> 8; 2976 scp->mouse_cursor[i+96] = buffer[i+font_size] & 0xff; 2977 } 2978 if (scp->status & UPDATE_MOUSE) { 2979 u_short *ptr = scp->scr_buf + (scp->mouse_oldpos - Crtat); 2980 2981 if (crt_pos != scp->mouse_oldpos) { 2982 *(scp->mouse_oldpos) = scp->mouse_saveunder[0]; 2983 *(scp->mouse_oldpos+1) = scp->mouse_saveunder[1]; 2984 *(scp->mouse_oldpos+scp->xsize) = scp->mouse_saveunder[2]; 2985 *(scp->mouse_oldpos+scp->xsize+1) = scp->mouse_saveunder[3]; 2986 } 2987 scp->mouse_saveunder[0] = *(scp->mouse_pos); 2988 scp->mouse_saveunder[1] = *(scp->mouse_pos+1); 2989 scp->mouse_saveunder[2] = *(scp->mouse_pos+scp->xsize); 2990 scp->mouse_saveunder[3] = *(scp->mouse_pos+scp->xsize+1); 2991 if ((scp->cursor_pos == (ptr)) || 2992 (scp->cursor_pos == (ptr+1)) || 2993 (scp->cursor_pos == (ptr+scp->xsize)) || 2994 (scp->cursor_pos == (ptr+scp->xsize+1)) || 2995 (scp->cursor_pos == (scp->mouse_pos)) || 2996 (scp->cursor_pos == (scp->mouse_pos+1)) || 2997 (scp->cursor_pos == (scp->mouse_pos+scp->xsize)) || 2998 (scp->cursor_pos == (scp->mouse_pos+scp->xsize+1))) 2999 scp->status &= ~CURSOR_SHOWN; 3000 } 3001 scp->mouse_oldpos = crt_pos; 3002 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ; 3003 *(crt_pos) = *(scp->mouse_pos)&0xff00|0xd0; 3004 *(crt_pos+1) = *(scp->mouse_pos+1)&0xff00|0xd1; 3005 *(crt_pos+scp->xsize) = *(scp->mouse_pos+scp->xsize)&0xff00|0xd2; 3006 *(crt_pos+scp->xsize+1) = *(scp->mouse_pos+scp->xsize+1)&0xff00|0xd3; 3007 set_font_mode(); 3008 bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128); 3009 set_normal_mode(); 3010} 3011 3012static void 3013save_palette(void) 3014{ 3015 int i; 3016 3017 outb(PALRADR, 0x00); 3018 for (i=0x00; i<0x300; i++) 3019 palette[i] = inb(PALDATA); 3020 inb(crtc_addr+6); /* reset flip/flop */ 3021} 3022 3023void 3024load_palette(void) 3025{ 3026 int i; 3027 3028 outb(PIXMASK, 0xFF); /* no pixelmask */ 3029 outb(PALWADR, 0x00); 3030 for (i=0x00; i<0x300; i++) 3031 outb(PALDATA, palette[i]); 3032 inb(crtc_addr+6); /* reset flip/flop */ 3033 outb(ATC, 0x20); /* enable palette */ 3034} 3035 3036static void 3037do_bell(scr_stat *scp, int pitch, int duration) 3038{ 3039 if (scp == cur_console) { 3040 if (configuration & VISUAL_BELL) { 3041 if (blink_in_progress) 3042 return; 3043 blink_in_progress = 4; 3044 blink_screen(scp); 3045 timeout((timeout_func_t)blink_screen, scp, hz/10); 3046 } 3047 else 3048 sysbeep(pitch, duration); 3049 } 3050} 3051 3052static void 3053blink_screen(scr_stat *scp) 3054{ 3055 if (blink_in_progress > 1) { 3056 if (blink_in_progress & 1) 3057 fillw(kernel_default.std_attr | scr_map[0x20], 3058 Crtat, scp->xsize * scp->ysize); 3059 else 3060 fillw(kernel_default.rev_attr | scr_map[0x20], 3061 Crtat, scp->xsize * scp->ysize); 3062 blink_in_progress--; 3063 timeout((timeout_func_t)blink_screen, scp, hz/10); 3064 } 3065 else { 3066 blink_in_progress = FALSE; 3067 mark_all(scp); 3068 if (delayed_next_scr) 3069 switch_scr(scp, delayed_next_scr - 1); 3070 } 3071} 3072 3073#endif /* NSC */
| 1106 } 1107 splx(s); 1108} 1109 1110void 1111pccnprobe(struct consdev *cp) 1112{ 1113 int maj; 1114 1115 /* locate the major number */ 1116 for (maj = 0; maj < nchrdev; maj++) 1117 if ((void*)cdevsw[maj].d_open == (void*)scopen) 1118 break; 1119 1120 /* initialize required fields */ 1121 cp->cn_dev = makedev(maj, MAXCONS); 1122 cp->cn_pri = CN_INTERNAL; 1123} 1124 1125void 1126pccninit(struct consdev *cp) 1127{ 1128 scinit(); 1129} 1130 1131void 1132pccnputc(dev_t dev, int c) 1133{ 1134 u_char buf[1]; 1135 scr_stat *scp = console[0]; 1136 term_stat save = scp->term; 1137 1138 scp->term = kernel_console; 1139 current_default = &kernel_default; 1140 if (scp->scr_buf == Crtat) 1141 draw_cursor(scp, FALSE); 1142 buf[0] = c; 1143 ansi_put(scp, buf, 1); 1144 kernel_console = scp->term; 1145 current_default = &user_default; 1146 scp->term = save; 1147 if (scp == cur_console /* && scrn_timer not running */) { 1148 if (scp->scr_buf != Crtat && (scp->start <= scp->end)) { 1149 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start, 1150 (1 + scp->end - scp->start) * sizeof(u_short)); 1151 scp->start = scp->xsize * scp->ysize; 1152 scp->end = 0; 1153 scp->status &= ~CURSOR_SHOWN; 1154 } 1155 draw_cursor(scp, TRUE); 1156 } 1157} 1158 1159int 1160pccngetc(dev_t dev) 1161{ 1162 int s = spltty(); /* block scintr while we poll */ 1163 int c = scgetc(0); 1164 splx(s); 1165 return(c); 1166} 1167 1168int 1169pccncheckc(dev_t dev) 1170{ 1171 return (scgetc(1) & 0xff); 1172} 1173 1174static void 1175scrn_timer() 1176{ 1177 static int cursor_blinkrate; 1178 scr_stat *scp = cur_console; 1179 1180 /* should we just return ? */ 1181 if ((scp->status&UNKNOWN_MODE) || blink_in_progress || switch_in_progress) { 1182 timeout((timeout_func_t)scrn_timer, 0, hz/10); 1183 return; 1184 } 1185 1186 if (!scrn_blanked) { 1187 /* update screen image */ 1188 if (scp->start <= scp->end) { 1189 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start, 1190 (1 + scp->end - scp->start) * sizeof(u_short)); 1191 scp->status &= ~CURSOR_SHOWN; 1192 scp->start = scp->xsize * scp->ysize; 1193 scp->end = 0; 1194 } 1195 /* update "pseudo" mouse arrow */ 1196 if ((scp->status & MOUSE_ENABLED) && (scp->status & UPDATE_MOUSE)) 1197 draw_mouse_image(scp); 1198 1199 /* update cursor image */ 1200 if (scp->status & CURSOR_ENABLED) 1201 draw_cursor(scp, 1202 !(configuration&BLINK_CURSOR) || !(cursor_blinkrate++&0x04)); 1203 } 1204 if (scrn_blank_time && (time.tv_sec>scrn_time_stamp+scrn_blank_time)) 1205 (*current_saver)(TRUE); 1206 timeout((timeout_func_t)scrn_timer, 0, hz/25); 1207} 1208 1209static void 1210clear_screen(scr_stat *scp) 1211{ 1212 move_crsr(scp, 0, 0); 1213 fillw(scp->term.cur_attr | scr_map[0x20], scp->scr_buf, 1214 scp->xsize * scp->ysize); 1215 mark_all(scp); 1216} 1217 1218static int 1219switch_scr(scr_stat *scp, u_int next_scr) 1220{ 1221 if (switch_in_progress && (cur_console->proc != pfind(cur_console->pid))) 1222 switch_in_progress = FALSE; 1223 1224 if (next_scr >= MAXCONS || switch_in_progress || 1225 (cur_console->smode.mode == VT_AUTO 1226 && cur_console->status & UNKNOWN_MODE)) { 1227 do_bell(scp, BELL_PITCH, BELL_DURATION); 1228 return EINVAL; 1229 } 1230 1231 /* is the wanted virtual console open ? */ 1232 if (next_scr) { 1233 struct tty *tp = VIRTUAL_TTY(next_scr); 1234 if (!(tp->t_state & TS_ISOPEN)) { 1235 do_bell(scp, BELL_PITCH, BELL_DURATION); 1236 return EINVAL; 1237 } 1238 } 1239 /* delay switch if actively updating screen */ 1240 if (write_in_progress || blink_in_progress) { 1241 delayed_next_scr = next_scr+1; 1242 return 0; 1243 } 1244 switch_in_progress = TRUE; 1245 old_scp = cur_console; 1246 new_scp = console[next_scr]; 1247 wakeup((caddr_t)&new_scp->smode); 1248 if (new_scp == old_scp) { 1249 switch_in_progress = FALSE; 1250 delayed_next_scr = FALSE; 1251 return 0; 1252 } 1253 1254 /* has controlling process died? */ 1255 if (old_scp->proc && (old_scp->proc != pfind(old_scp->pid))) 1256 old_scp->smode.mode = VT_AUTO; 1257 if (new_scp->proc && (new_scp->proc != pfind(new_scp->pid))) 1258 new_scp->smode.mode = VT_AUTO; 1259 1260 /* check the modes and switch approbiatly */ 1261 if (old_scp->smode.mode == VT_PROCESS) { 1262 old_scp->status |= SWITCH_WAIT_REL; 1263 psignal(old_scp->proc, old_scp->smode.relsig); 1264 } 1265 else { 1266 exchange_scr(); 1267 if (new_scp->smode.mode == VT_PROCESS) { 1268 new_scp->status |= SWITCH_WAIT_ACQ; 1269 psignal(new_scp->proc, new_scp->smode.acqsig); 1270 } 1271 else 1272 switch_in_progress = FALSE; 1273 } 1274 return 0; 1275} 1276 1277static void 1278exchange_scr(void) 1279{ 1280 move_crsr(old_scp, old_scp->xpos, old_scp->ypos); 1281 cur_console = new_scp; 1282 if (old_scp->mode != new_scp->mode || (old_scp->status & UNKNOWN_MODE)){ 1283 if (crtc_vga && video_mode_ptr) 1284 set_mode(new_scp); 1285 } 1286 move_crsr(new_scp, new_scp->xpos, new_scp->ypos); 1287 if ((old_scp->status & UNKNOWN_MODE) && crtc_vga) { 1288 if (fonts_loaded & FONT_8) 1289 copy_font(LOAD, FONT_8, font_8); 1290 if (fonts_loaded & FONT_14) 1291 copy_font(LOAD, FONT_14, font_14); 1292 if (fonts_loaded & FONT_16) 1293 copy_font(LOAD, FONT_16, font_16); 1294 if (configuration & CHAR_CURSOR) 1295 set_destructive_cursor(new_scp, TRUE); 1296 load_palette(); 1297 } 1298 if (old_scp->status & KBD_RAW_MODE || new_scp->status & KBD_RAW_MODE) 1299 shfts = ctls = alts = agrs = metas = 0; 1300 update_leds(new_scp->status); 1301 delayed_next_scr = FALSE; 1302 bcopyw(new_scp->scr_buf, Crtat, 1303 (new_scp->xsize*new_scp->ysize)*sizeof(u_short)); 1304 new_scp->status &= ~CURSOR_SHOWN; 1305} 1306 1307static inline void 1308move_crsr(scr_stat *scp, int x, int y) 1309{ 1310 if (x < 0 || y < 0 || x >= scp->xsize || y >= scp->ysize) 1311 return; 1312 scp->xpos = x; 1313 scp->ypos = y; 1314 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1315 scp->cursor_pos = scp->scr_buf + scp->ypos * scp->xsize + scp->xpos; 1316 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1317} 1318 1319static void 1320scan_esc(scr_stat *scp, u_char c) 1321{ 1322 static u_char ansi_col[16] = 1323 {0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15}; 1324 int i, n; 1325 u_short *src, *dst, count; 1326 1327 if (scp->term.esc == 1) { 1328 switch (c) { 1329 1330 case '[': /* Start ESC [ sequence */ 1331 scp->term.esc = 2; 1332 scp->term.last_param = -1; 1333 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 1334 scp->term.param[i] = 1; 1335 scp->term.num_param = 0; 1336 return; 1337 1338 case 'M': /* Move cursor up 1 line, scroll if at top */ 1339 if (scp->ypos > 0) 1340 move_crsr(scp, scp->xpos, scp->ypos - 1); 1341 else { 1342 bcopyw(scp->scr_buf, scp->scr_buf + scp->xsize, 1343 (scp->ysize - 1) * scp->xsize * sizeof(u_short)); 1344 fillw(scp->term.cur_attr | scr_map[0x20], 1345 scp->scr_buf, scp->xsize); 1346 mark_all(scp); 1347 } 1348 break; 1349#if notyet 1350 case 'Q': 1351 scp->term.esc = 4; 1352 break; 1353#endif 1354 case 'c': /* Clear screen & home */ 1355 clear_screen(scp); 1356 break; 1357 } 1358 } 1359 else if (scp->term.esc == 2) { 1360 if (c >= '0' && c <= '9') { 1361 if (scp->term.num_param < MAX_ESC_PAR) { 1362 if (scp->term.last_param != scp->term.num_param) { 1363 scp->term.last_param = scp->term.num_param; 1364 scp->term.param[scp->term.num_param] = 0; 1365 } 1366 else 1367 scp->term.param[scp->term.num_param] *= 10; 1368 scp->term.param[scp->term.num_param] += c - '0'; 1369 return; 1370 } 1371 } 1372 scp->term.num_param = scp->term.last_param + 1; 1373 switch (c) { 1374 1375 case ';': 1376 if (scp->term.num_param < MAX_ESC_PAR) 1377 return; 1378 break; 1379 1380 case '=': 1381 scp->term.esc = 3; 1382 scp->term.last_param = -1; 1383 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 1384 scp->term.param[i] = 1; 1385 scp->term.num_param = 0; 1386 return; 1387 1388 case 'A': /* up n rows */ 1389 n = scp->term.param[0]; if (n < 1) n = 1; 1390 move_crsr(scp, scp->xpos, scp->ypos - n); 1391 break; 1392 1393 case 'B': /* down n rows */ 1394 n = scp->term.param[0]; if (n < 1) n = 1; 1395 move_crsr(scp, scp->xpos, scp->ypos + n); 1396 break; 1397 1398 case 'C': /* right n columns */ 1399 n = scp->term.param[0]; if (n < 1) n = 1; 1400 move_crsr(scp, scp->xpos + n, scp->ypos); 1401 break; 1402 1403 case 'D': /* left n columns */ 1404 n = scp->term.param[0]; if (n < 1) n = 1; 1405 move_crsr(scp, scp->xpos - n, scp->ypos); 1406 break; 1407 1408 case 'E': /* cursor to start of line n lines down */ 1409 n = scp->term.param[0]; if (n < 1) n = 1; 1410 move_crsr(scp, 0, scp->ypos + n); 1411 break; 1412 1413 case 'F': /* cursor to start of line n lines up */ 1414 n = scp->term.param[0]; if (n < 1) n = 1; 1415 move_crsr(scp, 0, scp->ypos - n); 1416 break; 1417 1418 case 'f': /* Cursor move */ 1419 case 'H': 1420 if (scp->term.num_param == 0) 1421 move_crsr(scp, 0, 0); 1422 else if (scp->term.num_param == 2) 1423 move_crsr(scp, scp->term.param[1] - 1, scp->term.param[0] - 1); 1424 break; 1425 1426 case 'J': /* Clear all or part of display */ 1427 if (scp->term.num_param == 0) 1428 n = 0; 1429 else 1430 n = scp->term.param[0]; 1431 switch (n) { 1432 case 0: /* clear form cursor to end of display */ 1433 fillw(scp->term.cur_attr | scr_map[0x20], 1434 scp->cursor_pos, 1435 scp->scr_buf + scp->xsize * scp->ysize - scp->cursor_pos); 1436 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1437 mark_for_update(scp, scp->xsize * scp->ysize); 1438 break; 1439 case 1: /* clear from beginning of display to cursor */ 1440 fillw(scp->term.cur_attr | scr_map[0x20], 1441 scp->scr_buf, 1442 scp->cursor_pos - scp->scr_buf); 1443 mark_for_update(scp, 0); 1444 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1445 break; 1446 case 2: /* clear entire display */ 1447 clear_screen(scp); 1448 break; 1449 } 1450 break; 1451 1452 case 'K': /* Clear all or part of line */ 1453 if (scp->term.num_param == 0) 1454 n = 0; 1455 else 1456 n = scp->term.param[0]; 1457 switch (n) { 1458 case 0: /* clear form cursor to end of line */ 1459 fillw(scp->term.cur_attr | scr_map[0x20], 1460 scp->cursor_pos, 1461 scp->xsize - scp->xpos); 1462 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1463 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + 1464 scp->xsize - scp->xpos); 1465 break; 1466 case 1: /* clear from beginning of line to cursor */ 1467 fillw(scp->term.cur_attr|scr_map[0x20], 1468 scp->cursor_pos - (scp->xsize - scp->xpos), 1469 (scp->xsize - scp->xpos) + 1); 1470 mark_for_update(scp, scp->ypos * scp->xsize); 1471 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1472 break; 1473 case 2: /* clear entire line */ 1474 fillw(scp->term.cur_attr|scr_map[0x20], 1475 scp->cursor_pos - (scp->xsize - scp->xpos), 1476 scp->xsize); 1477 mark_for_update(scp, scp->ypos * scp->xsize); 1478 mark_for_update(scp, (scp->ypos + 1) * scp->xsize); 1479 break; 1480 } 1481 break; 1482 1483 case 'L': /* Insert n lines */ 1484 n = scp->term.param[0]; if (n < 1) n = 1; 1485 if (n > scp->ysize - scp->ypos) 1486 n = scp->ysize - scp->ypos; 1487 src = scp->scr_buf + scp->ypos * scp->xsize; 1488 dst = src + n * scp->xsize; 1489 count = scp->ysize - (scp->ypos + n); 1490 bcopyw(src, dst, count * scp->xsize * sizeof(u_short)); 1491 fillw(scp->term.cur_attr | scr_map[0x20], src, 1492 n * scp->xsize); 1493 mark_for_update(scp, scp->ypos * scp->xsize); 1494 mark_for_update(scp, scp->xsize * scp->ysize); 1495 break; 1496 1497 case 'M': /* Delete n lines */ 1498 n = scp->term.param[0]; if (n < 1) n = 1; 1499 if (n > scp->ysize - scp->ypos) 1500 n = scp->ysize - scp->ypos; 1501 dst = scp->scr_buf + scp->ypos * scp->xsize; 1502 src = dst + n * scp->xsize; 1503 count = scp->ysize - (scp->ypos + n); 1504 bcopyw(src, dst, count * scp->xsize * sizeof(u_short)); 1505 src = dst + count * scp->xsize; 1506 fillw(scp->term.cur_attr | scr_map[0x20], src, 1507 n * scp->xsize); 1508 mark_for_update(scp, scp->ypos * scp->xsize); 1509 mark_for_update(scp, scp->xsize * scp->ysize); 1510 break; 1511 1512 case 'P': /* Delete n chars */ 1513 n = scp->term.param[0]; if (n < 1) n = 1; 1514 if (n > scp->xsize - scp->xpos) 1515 n = scp->xsize - scp->xpos; 1516 dst = scp->cursor_pos; 1517 src = dst + n; 1518 count = scp->xsize - (scp->xpos + n); 1519 bcopyw(src, dst, count * sizeof(u_short)); 1520 src = dst + count; 1521 fillw(scp->term.cur_attr | scr_map[0x20], src, n); 1522 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1523 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 1524 break; 1525 1526 case '@': /* Insert n chars */ 1527 n = scp->term.param[0]; if (n < 1) n = 1; 1528 if (n > scp->xsize - scp->xpos) 1529 n = scp->xsize - scp->xpos; 1530 src = scp->cursor_pos; 1531 dst = src + n; 1532 count = scp->xsize - (scp->xpos + n); 1533 bcopyw(src, dst, count * sizeof(u_short)); 1534 fillw(scp->term.cur_attr | scr_map[0x20], src, n); 1535 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1536 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 1537 break; 1538 1539 case 'S': /* scroll up n lines */ 1540 n = scp->term.param[0]; if (n < 1) n = 1; 1541 if (n > scp->ysize) 1542 n = scp->ysize; 1543 bcopyw(scp->scr_buf + (scp->xsize * n), 1544 scp->scr_buf, 1545 scp->xsize * (scp->ysize - n) * sizeof(u_short)); 1546 fillw(scp->term.cur_attr | scr_map[0x20], 1547 scp->scr_buf + scp->xsize * (scp->ysize - n), 1548 scp->xsize * n); 1549 mark_all(scp); 1550 break; 1551 1552 case 'T': /* scroll down n lines */ 1553 n = scp->term.param[0]; if (n < 1) n = 1; 1554 if (n > scp->ysize) 1555 n = scp->ysize; 1556 bcopyw(scp->scr_buf, 1557 scp->scr_buf + (scp->xsize * n), 1558 scp->xsize * (scp->ysize - n) * 1559 sizeof(u_short)); 1560 fillw(scp->term.cur_attr | scr_map[0x20], 1561 scp->scr_buf, scp->xsize * n); 1562 mark_all(scp); 1563 break; 1564 1565 case 'X': /* erase n characters in line */ 1566 n = scp->term.param[0]; if (n < 1) n = 1; 1567 if (n > scp->xsize - scp->xpos) 1568 n = scp->xsize - scp->xpos; 1569 fillw(scp->term.cur_attr | scr_map[0x20], 1570 scp->scr_buf + scp->xpos + 1571 ((scp->xsize*scp->ypos) * sizeof(u_short)), n); 1572 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1573 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n); 1574 break; 1575 1576 case 'Z': /* move n tabs backwards */ 1577 n = scp->term.param[0]; if (n < 1) n = 1; 1578 if ((i = scp->xpos & 0xf8) == scp->xpos) 1579 i -= 8*n; 1580 else 1581 i -= 8*(n-1); 1582 if (i < 0) 1583 i = 0; 1584 move_crsr(scp, i, scp->ypos); 1585 break; 1586 1587 case '`': /* move cursor to column n */ 1588 n = scp->term.param[0]; if (n < 1) n = 1; 1589 move_crsr(scp, n - 1, scp->ypos); 1590 break; 1591 1592 case 'a': /* move cursor n columns to the right */ 1593 n = scp->term.param[0]; if (n < 1) n = 1; 1594 move_crsr(scp, scp->xpos + n, scp->ypos); 1595 break; 1596 1597 case 'd': /* move cursor to row n */ 1598 n = scp->term.param[0]; if (n < 1) n = 1; 1599 move_crsr(scp, scp->xpos, n - 1); 1600 break; 1601 1602 case 'e': /* move cursor n rows down */ 1603 n = scp->term.param[0]; if (n < 1) n = 1; 1604 move_crsr(scp, scp->xpos, scp->ypos + n); 1605 break; 1606 1607 case 'm': /* change attribute */ 1608 if (scp->term.num_param == 0) { 1609 scp->term.cur_attr = scp->term.std_attr; 1610 break; 1611 } 1612 for (i = 0; i < scp->term.num_param; i++) { 1613 switch (n = scp->term.param[i]) { 1614 case 0: /* back to normal */ 1615 scp->term.cur_attr = scp->term.std_attr; 1616 break; 1617 case 1: /* highlight (bold) */ 1618 scp->term.cur_attr &= 0xFF00; 1619 scp->term.cur_attr |= 0x0800; 1620 break; 1621 case 4: /* highlight (underline) */ 1622 scp->term.cur_attr &= 0xFF00; 1623 scp->term.cur_attr |= 0x0800; 1624 break; 1625 case 5: /* blink */ 1626 scp->term.cur_attr &= 0xFF00; 1627 scp->term.cur_attr |= 0x8000; 1628 break; 1629 case 7: /* reverse video */ 1630 scp->term.cur_attr = scp->term.rev_attr; 1631 break; 1632 case 30: case 31: /* set fg color */ 1633 case 32: case 33: case 34: 1634 case 35: case 36: case 37: 1635 scp->term.cur_attr = 1636 (scp->term.cur_attr&0xF8FF) | (ansi_col[(n-30)&7]<<8); 1637 break; 1638 case 40: case 41: /* set bg color */ 1639 case 42: case 43: case 44: 1640 case 45: case 46: case 47: 1641 scp->term.cur_attr = 1642 (scp->term.cur_attr&0x8FFF) | (ansi_col[(n-40)&7]<<12); 1643 break; 1644 } 1645 } 1646 break; 1647 1648 case 'x': 1649 if (scp->term.num_param == 0) 1650 n = 0; 1651 else 1652 n = scp->term.param[0]; 1653 switch (n) { 1654 case 0: /* reset attributes */ 1655 scp->term.cur_attr = scp->term.std_attr = 1656 current_default->std_attr; 1657 scp->term.rev_attr = current_default->rev_attr; 1658 break; 1659 case 1: /* set ansi background */ 1660 scp->term.cur_attr = scp->term.std_attr = 1661 (scp->term.std_attr & 0x0F00) | 1662 (ansi_col[(scp->term.param[1])&0x0F]<<12); 1663 break; 1664 case 2: /* set ansi foreground */ 1665 scp->term.cur_attr = scp->term.std_attr = 1666 (scp->term.std_attr & 0xF000) | 1667 (ansi_col[(scp->term.param[1])&0x0F]<<8); 1668 break; 1669 case 3: /* set ansi attribute directly */ 1670 scp->term.cur_attr = scp->term.std_attr = 1671 (scp->term.param[1]&0xFF)<<8; 1672 break; 1673 case 5: /* set ansi reverse video background */ 1674 scp->term.rev_attr = 1675 (scp->term.rev_attr & 0x0F00) | 1676 (ansi_col[(scp->term.param[1])&0x0F]<<12); 1677 break; 1678 case 6: /* set ansi reverse video foreground */ 1679 scp->term.rev_attr = 1680 (scp->term.rev_attr & 0xF000) | 1681 (ansi_col[(scp->term.param[1])&0x0F]<<8); 1682 break; 1683 case 7: /* set ansi reverse video directly */ 1684 scp->term.rev_attr = 1685 (scp->term.param[1]&0xFF)<<8; 1686 break; 1687 } 1688 break; 1689 1690 case 'z': /* switch to (virtual) console n */ 1691 if (scp->term.num_param == 1) 1692 switch_scr(scp, scp->term.param[0]); 1693 break; 1694 } 1695 } 1696 else if (scp->term.esc == 3) { 1697 if (c >= '0' && c <= '9') { 1698 if (scp->term.num_param < MAX_ESC_PAR) { 1699 if (scp->term.last_param != scp->term.num_param) { 1700 scp->term.last_param = scp->term.num_param; 1701 scp->term.param[scp->term.num_param] = 0; 1702 } 1703 else 1704 scp->term.param[scp->term.num_param] *= 10; 1705 scp->term.param[scp->term.num_param] += c - '0'; 1706 return; 1707 } 1708 } 1709 scp->term.num_param = scp->term.last_param + 1; 1710 switch (c) { 1711 1712 case ';': 1713 if (scp->term.num_param < MAX_ESC_PAR) 1714 return; 1715 break; 1716 1717 case 'A': /* set display border color */ 1718 if (scp->term.num_param == 1) 1719 scp->border=scp->term.param[0] & 0xff; 1720 if (scp == cur_console) 1721 set_border(scp->border); 1722 break; 1723 1724 case 'B': /* set bell pitch and duration */ 1725 if (scp->term.num_param == 2) { 1726 scp->bell_pitch = scp->term.param[0]; 1727 scp->bell_duration = scp->term.param[1]*10; 1728 } 1729 break; 1730 1731 case 'C': /* set cursor type & shape */ 1732 if (scp->term.num_param == 1) { 1733 if (scp->term.param[0] & 0x01) 1734 configuration |= BLINK_CURSOR; 1735 else 1736 configuration &= ~BLINK_CURSOR; 1737 if (scp->term.param[0] & 0x02) { 1738 configuration |= CHAR_CURSOR; 1739 set_destructive_cursor(scp, TRUE); 1740 } else 1741 configuration &= ~CHAR_CURSOR; 1742 } 1743 else if (scp->term.num_param == 2) { 1744 scp->cursor_start = scp->term.param[0] & 0x1F; 1745 scp->cursor_end = scp->term.param[1] & 0x1F; 1746 if (configuration & CHAR_CURSOR) 1747 set_destructive_cursor(scp, TRUE); 1748 } 1749 break; 1750 1751 case 'F': /* set ansi foreground */ 1752 if (scp->term.num_param == 1) 1753 scp->term.cur_attr = scp->term.std_attr = 1754 (scp->term.std_attr & 0xF000) 1755 | ((scp->term.param[0] & 0x0F) << 8); 1756 break; 1757 1758 case 'G': /* set ansi background */ 1759 if (scp->term.num_param == 1) 1760 scp->term.cur_attr = scp->term.std_attr = 1761 (scp->term.std_attr & 0x0F00) 1762 | ((scp->term.param[0] & 0x0F) << 12); 1763 break; 1764 1765 case 'H': /* set ansi reverse video foreground */ 1766 if (scp->term.num_param == 1) 1767 scp->term.rev_attr = 1768 (scp->term.rev_attr & 0xF000) 1769 | ((scp->term.param[0] & 0x0F) << 8); 1770 break; 1771 1772 case 'I': /* set ansi reverse video background */ 1773 if (scp->term.num_param == 1) 1774 scp->term.rev_attr = 1775 (scp->term.rev_attr & 0x0F00) 1776 | ((scp->term.param[0] & 0x0F) << 12); 1777 break; 1778 } 1779 } 1780 scp->term.esc = 0; 1781} 1782 1783static inline void 1784draw_cursor(scr_stat *scp, int show) 1785{ 1786 if (show && !(scp->status & CURSOR_SHOWN)) { 1787 u_short cursor_image = *(Crtat + (scp->cursor_pos - scp->scr_buf)); 1788 1789 scp->cursor_saveunder = cursor_image; 1790 if (configuration & CHAR_CURSOR) { 1791 set_destructive_cursor(scp, FALSE); 1792 cursor_image = (cursor_image & 0xff00) | DEAD_CHAR; 1793 } 1794 else { 1795 if ((cursor_image & 0x7000) == 0x7000) { 1796 cursor_image &= 0x8fff; 1797 if(!(cursor_image & 0x0700)) 1798 cursor_image |= 0x0700; 1799 } else { 1800 cursor_image |= 0x7000; 1801 if ((cursor_image & 0x0700) == 0x0700) 1802 cursor_image &= 0xf0ff; 1803 } 1804 } 1805 *(Crtat + (scp->cursor_pos - scp->scr_buf)) = cursor_image; 1806 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1807 scp->status |= CURSOR_SHOWN; 1808 } 1809 if (!show && (scp->status & CURSOR_SHOWN)) { 1810 *(Crtat + (scp->cursor_pos - scp->scr_buf)) = scp->cursor_saveunder; 1811 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1812 scp->status &= ~CURSOR_SHOWN; 1813 } 1814} 1815 1816static void 1817ansi_put(scr_stat *scp, u_char *buf, int len) 1818{ 1819 u_char *ptr = buf; 1820 1821 if (scp->status & UNKNOWN_MODE) 1822 return; 1823 1824 /* make screensaver happy */ 1825 if (scp == cur_console) { 1826 scrn_time_stamp = time.tv_sec; 1827 if (scrn_blanked) { 1828 (*current_saver)(FALSE); 1829 cur_console->start = 0; 1830 cur_console->end = cur_console->xsize * cur_console->ysize; 1831 } 1832 } 1833 write_in_progress++; 1834outloop: 1835 if (scp->term.esc) { 1836 scan_esc(scp, *ptr++); 1837 len--; 1838 } 1839 else if (PRINTABLE(*ptr)) { /* Print only printables */ 1840 int cnt = len <= (scp->xsize-scp->xpos) ? len : (scp->xsize-scp->xpos); 1841 u_short cur_attr = scp->term.cur_attr; 1842 u_short *cursor_pos = scp->cursor_pos; 1843 do { 1844 /* 1845 * gcc-2.6.3 generates poor (un)sign extension code. Casting the 1846 * pointers in the following to volatile should have no effect, 1847 * but in fact speeds up this inner loop from 26 to 18 cycles 1848 * (+ cache misses) on i486's. 1849 */ 1850#define UCVP(ucp) ((u_char volatile *)(ucp)) 1851 *cursor_pos++ = UCVP(scr_map)[*UCVP(ptr)] | cur_attr; 1852 ptr++; 1853 cnt--; 1854 } while (cnt && PRINTABLE(*ptr)); 1855 len -= (cursor_pos - scp->cursor_pos); 1856 scp->xpos += (cursor_pos - scp->cursor_pos); 1857 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1858 mark_for_update(scp, cursor_pos - scp->scr_buf); 1859 scp->cursor_pos = cursor_pos; 1860 if (scp->xpos >= scp->xsize) { 1861 scp->xpos = 0; 1862 scp->ypos++; 1863 } 1864 } 1865 else { 1866 switch(*ptr) { 1867 case 0x07: 1868 do_bell(scp, scp->bell_pitch, scp->bell_duration); 1869 break; 1870 1871 case 0x08: /* non-destructive backspace */ 1872 if (scp->cursor_pos > scp->scr_buf) { 1873 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1874 scp->cursor_pos--; 1875 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1876 if (scp->xpos > 0) 1877 scp->xpos--; 1878 else { 1879 scp->xpos += scp->xsize - 1; 1880 scp->ypos--; 1881 } 1882 } 1883 break; 1884 1885 case 0x09: /* non-destructive tab */ 1886 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1887 scp->cursor_pos += (8 - scp->xpos % 8u); 1888 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1889 if ((scp->xpos += (8 - scp->xpos % 8u)) >= scp->xsize) { 1890 scp->xpos = 0; 1891 scp->ypos++; 1892 } 1893 break; 1894 1895 case 0x0a: /* newline, same pos */ 1896 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1897 scp->cursor_pos += scp->xsize; 1898 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1899 scp->ypos++; 1900 break; 1901 1902 case 0x0c: /* form feed, clears screen */ 1903 clear_screen(scp); 1904 break; 1905 1906 case 0x0d: /* return, return to pos 0 */ 1907 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1908 scp->cursor_pos -= scp->xpos; 1909 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1910 scp->xpos = 0; 1911 break; 1912 1913 case 0x1b: /* start escape sequence */ 1914 scp->term.esc = 1; 1915 scp->term.num_param = 0; 1916 break; 1917 } 1918 ptr++; len--; 1919 } 1920 /* do we have to scroll ?? */ 1921 if (scp->cursor_pos >= scp->scr_buf + scp->ysize * scp->xsize) { 1922 if (scp->history) { 1923 bcopyw(scp->scr_buf, scp->history_head, 1924 scp->xsize * sizeof(u_short)); 1925 scp->history_head += scp->xsize; 1926 if (scp->history_head + scp->xsize > 1927 scp->history + scp->history_size) 1928 scp->history_head = scp->history; 1929 } 1930 bcopyw(scp->scr_buf + scp->xsize, scp->scr_buf, 1931 scp->xsize * (scp->ysize - 1) * sizeof(u_short)); 1932 fillw(scp->term.cur_attr | scr_map[0x20], 1933 scp->scr_buf + scp->xsize * (scp->ysize - 1), 1934 scp->xsize); 1935 scp->cursor_pos -= scp->xsize; 1936 scp->ypos--; 1937 mark_all(scp); 1938 } 1939 if (len) 1940 goto outloop; 1941 write_in_progress--; 1942 if (delayed_next_scr) 1943 switch_scr(scp, delayed_next_scr - 1); 1944} 1945 1946static void 1947scinit(void) 1948{ 1949 u_short volatile *cp = Crtat + (CGA_BUF-MONO_BUF)/sizeof(u_short), was; 1950 unsigned hw_cursor; 1951 int i; 1952 1953 if (init_done) 1954 return; 1955 init_done = TRUE; 1956 /* 1957 * Crtat initialized to point to MONO buffer, if not present change 1958 * to CGA_BUF offset. ONLY add the difference since locore.s adds 1959 * in the remapped offset at the "right" time 1960 */ 1961 was = *cp; 1962 *cp = (u_short) 0xA55A; 1963 if (*cp != 0xA55A) 1964 crtc_addr = MONO_BASE; 1965 else { 1966 *cp = was; 1967 crtc_addr = COLOR_BASE; 1968 Crtat = Crtat + (CGA_BUF-MONO_BUF)/sizeof(u_short); 1969 } 1970 1971 /* extract cursor location */ 1972 outb(crtc_addr, 14); 1973 hw_cursor = inb(crtc_addr + 1) << 8; 1974 outb(crtc_addr, 15); 1975 hw_cursor |= inb(crtc_addr + 1); 1976 1977 /* move hardware cursor out of the way */ 1978 outb(crtc_addr, 14); 1979 outb(crtc_addr + 1, 0xff); 1980 outb(crtc_addr, 15); 1981 outb(crtc_addr + 1, 0xff); 1982 1983 /* is this a VGA or higher ? */ 1984 outb(crtc_addr, 7); 1985 if (inb(crtc_addr) == 7) { 1986 u_long pa; 1987 u_long segoff; 1988 1989 crtc_vga = TRUE; 1990 /* 1991 * Get the BIOS video mode pointer. 1992 */ 1993 segoff = *(u_long *)pa_to_va(0x4a8); 1994 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 1995 if (ISMAPPED(pa, sizeof(u_long))) { 1996 segoff = *(u_long *)pa_to_va(pa); 1997 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 1998 if (ISMAPPED(pa, 64)) 1999 video_mode_ptr = (char *)pa_to_va(pa); 2000 } 2001 } 2002 current_default = &user_default; 2003 console[0] = &main_console; 2004 init_scp(console[0]); 2005 console[0]->scr_buf = console[0]->mouse_pos = Crtat; 2006 console[0]->cursor_pos = Crtat + hw_cursor; 2007 console[0]->xpos = hw_cursor % COL; 2008 console[0]->ypos = hw_cursor / COL; 2009 cur_console = console[0]; 2010 for (i=1; i<MAXCONS; i++) 2011 console[i] = NULL; 2012 kernel_console.esc = 0; 2013 kernel_console.std_attr = kernel_default.std_attr; 2014 kernel_console.rev_attr = kernel_default.rev_attr; 2015 kernel_console.cur_attr = kernel_default.std_attr; 2016 /* initialize mapscrn array to a one to one map */ 2017 for (i=0; i<sizeof(scr_map); i++) 2018 scr_map[i] = i; 2019} 2020 2021static scr_stat 2022*alloc_scp() 2023{ 2024 scr_stat *scp; 2025 2026 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_NOWAIT); 2027 init_scp(scp); 2028 scp->scr_buf = scp->cursor_pos = scp->scr_buf = scp->mouse_pos = 2029 (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 2030 M_DEVBUF, M_NOWAIT); 2031 scp->history_head = scp->history_pos = scp->history = 2032 (u_short *)malloc(scp->history_size*sizeof(u_short), 2033 M_DEVBUF, M_NOWAIT); 2034 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 2035 if (crtc_vga && video_mode_ptr) 2036 set_mode(scp); 2037 clear_screen(scp); 2038 return scp; 2039} 2040 2041static void 2042init_scp(scr_stat *scp) 2043{ 2044 scp->mode = M_VGA_C80x25; 2045 scp->font = FONT_16; 2046 scp->xsize = COL; 2047 scp->ysize = ROW; 2048 scp->start = COL * ROW; 2049 scp->end = 0; 2050 scp->term.esc = 0; 2051 scp->term.std_attr = current_default->std_attr; 2052 scp->term.rev_attr = current_default->rev_attr; 2053 scp->term.cur_attr = scp->term.std_attr; 2054 scp->border = BG_BLACK; 2055 scp->cursor_start = *(char *)pa_to_va(0x461); 2056 scp->cursor_end = *(char *)pa_to_va(0x460); 2057 scp->mouse_xpos = scp->mouse_ypos = 0; 2058 scp->bell_pitch = BELL_PITCH; 2059 scp->bell_duration = BELL_DURATION; 2060 scp->status = (*(char *)pa_to_va(0x417) & 0x20) ? NLKED : 0; 2061 scp->status |= CURSOR_ENABLED; 2062 scp->pid = 0; 2063 scp->proc = NULL; 2064 scp->smode.mode = VT_AUTO; 2065 scp->history_head = scp->history_pos = scp->history = NULL; 2066 scp->history_size = HISTORY_SIZE; 2067} 2068 2069static u_char 2070*get_fstr(u_int c, u_int *len) 2071{ 2072 u_int i; 2073 2074 if (!(c & FKEY)) 2075 return(NULL); 2076 i = (c & 0xFF) - F_FN; 2077 if (i > n_fkey_tab) 2078 return(NULL); 2079 *len = fkey_tab[i].len; 2080 return(fkey_tab[i].str); 2081} 2082 2083static void 2084update_leds(int which) 2085{ 2086 int s; 2087 static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 }; 2088 2089 /* replace CAPS led with ALTGR led for ALTGR keyboards */ 2090 if (key_map.n_keys > ALTGR_OFFSET) { 2091 if (which & ALKED) 2092 which |= CLKED; 2093 else 2094 which &= ~CLKED; 2095 } 2096 s = spltty(); 2097 kbd_cmd(KB_SETLEDS); 2098 kbd_cmd(xlate_leds[which & LED_MASK]); 2099 splx(s); 2100} 2101 2102static void 2103history_to_screen(scr_stat *scp) 2104{ 2105 int i; 2106 2107 for (i=0; i<scp->ysize; i++) 2108 bcopyw(scp->history + (((scp->history_pos - scp->history) + 2109 scp->history_size-((i+1)*scp->xsize))%scp->history_size), 2110 scp->scr_buf + (scp->xsize * (scp->ysize-1 - i)), 2111 scp->xsize * sizeof(u_short)); 2112 mark_all(scp); 2113} 2114 2115static int 2116history_up_line(scr_stat *scp) 2117{ 2118 if (WRAPHIST(scp, scp->history_pos, -(scp->xsize*scp->ysize)) != 2119 scp->history_head) { 2120 scp->history_pos = WRAPHIST(scp, scp->history_pos, -scp->xsize); 2121 history_to_screen(scp); 2122 return 0; 2123 } 2124 else 2125 return -1; 2126} 2127 2128static int 2129history_down_line(scr_stat *scp) 2130{ 2131 if (scp->history_pos != scp->history_head) { 2132 scp->history_pos = WRAPHIST(scp, scp->history_pos, scp->xsize); 2133 history_to_screen(scp); 2134 return 0; 2135 } 2136 else 2137 return -1; 2138} 2139 2140/* 2141 * scgetc(noblock) - get character from keyboard. 2142 * If noblock = 0 wait until a key is pressed. 2143 * Else return NOKEY. 2144 */ 2145u_int 2146scgetc(int noblock) 2147{ 2148 u_char scancode, keycode; 2149 u_int state, action; 2150 struct key_t *key; 2151 static u_char esc_flag = 0, compose = 0; 2152 static u_int chr = 0; 2153 2154next_code: 2155 kbd_wait(); 2156 /* First see if there is something in the keyboard port */ 2157 if (inb(KB_STAT) & KB_BUF_FULL) 2158 scancode = inb(KB_DATA); 2159 else if (noblock) 2160 return(NOKEY); 2161 else 2162 goto next_code; 2163 2164 if (cur_console->status & KBD_RAW_MODE) 2165 return scancode; 2166#if ASYNCH 2167 if (scancode == KB_ACK || scancode == KB_RESEND) { 2168 kbd_reply = scancode; 2169 if (noblock) 2170 return(NOKEY); 2171 goto next_code; 2172 } 2173#endif 2174 keycode = scancode & 0x7F; 2175 switch (esc_flag) { 2176 case 0x00: /* normal scancode */ 2177 switch(scancode) { 2178 case 0xB8: /* left alt (compose key) */ 2179 if (compose) { 2180 compose = 0; 2181 if (chr > 255) { 2182 do_bell(cur_console, 2183 BELL_PITCH, BELL_DURATION); 2184 chr = 0; 2185 } 2186 } 2187 break; 2188 case 0x38: 2189 if (!compose) { 2190 compose = 1; 2191 chr = 0; 2192 } 2193 break; 2194 case 0xE0: 2195 case 0xE1: 2196 esc_flag = scancode; 2197 goto next_code; 2198 } 2199 break; 2200 case 0xE0: /* 0xE0 prefix */ 2201 esc_flag = 0; 2202 switch (keycode) { 2203 case 0x1C: /* right enter key */ 2204 keycode = 0x59; 2205 break; 2206 case 0x1D: /* right ctrl key */ 2207 keycode = 0x5A; 2208 break; 2209 case 0x35: /* keypad divide key */ 2210 keycode = 0x5B; 2211 break; 2212 case 0x37: /* print scrn key */ 2213 keycode = 0x5C; 2214 break; 2215 case 0x38: /* right alt key (alt gr) */ 2216 keycode = 0x5D; 2217 break; 2218 case 0x47: /* grey home key */ 2219 keycode = 0x5E; 2220 break; 2221 case 0x48: /* grey up arrow key */ 2222 keycode = 0x5F; 2223 break; 2224 case 0x49: /* grey page up key */ 2225 keycode = 0x60; 2226 break; 2227 case 0x4B: /* grey left arrow key */ 2228 keycode = 0x61; 2229 break; 2230 case 0x4D: /* grey right arrow key */ 2231 keycode = 0x62; 2232 break; 2233 case 0x4F: /* grey end key */ 2234 keycode = 0x63; 2235 break; 2236 case 0x50: /* grey down arrow key */ 2237 keycode = 0x64; 2238 break; 2239 case 0x51: /* grey page down key */ 2240 keycode = 0x65; 2241 break; 2242 case 0x52: /* grey insert key */ 2243 keycode = 0x66; 2244 break; 2245 case 0x53: /* grey delete key */ 2246 keycode = 0x67; 2247 break; 2248 2249 /* the following 3 are only used on the MS "Natural" keyboard */ 2250 case 0x5b: /* left Window key */ 2251 keycode = 0x69; 2252 break; 2253 case 0x5c: /* right Window key */ 2254 keycode = 0x6a; 2255 break; 2256 case 0x5d: /* menu key */ 2257 keycode = 0x6b; 2258 break; 2259 default: /* ignore everything else */ 2260 goto next_code; 2261 } 2262 break; 2263 case 0xE1: /* 0xE1 prefix */ 2264 esc_flag = 0; 2265 if (keycode == 0x1D) 2266 esc_flag = 0x1D; 2267 goto next_code; 2268 /* NOT REACHED */ 2269 case 0x1D: /* pause / break */ 2270 esc_flag = 0; 2271 if (keycode != 0x45) 2272 goto next_code; 2273 keycode = 0x68; 2274 break; 2275 } 2276 2277 /* if scroll-lock pressed allow history browsing */ 2278 if (cur_console->history && cur_console->status & SLKED) { 2279 int i; 2280 2281 cur_console->status &= ~CURSOR_ENABLED; 2282 if (!(cur_console->status & BUFFER_SAVED)) { 2283 cur_console->status |= BUFFER_SAVED; 2284 cur_console->history_save = cur_console->history_head; 2285 2286 /* copy screen into top of history buffer */ 2287 for (i=0; i<cur_console->ysize; i++) { 2288 bcopyw(cur_console->scr_buf + (cur_console->xsize * i), 2289 cur_console->history_head, 2290 cur_console->xsize * sizeof(u_short)); 2291 cur_console->history_head += cur_console->xsize; 2292 if (cur_console->history_head + cur_console->xsize > 2293 cur_console->history + cur_console->history_size) 2294 cur_console->history_head=cur_console->history; 2295 } 2296 cur_console->history_pos = cur_console->history_head; 2297 history_to_screen(cur_console); 2298 } 2299 switch (scancode) { 2300 case 0x47: /* home key */ 2301 cur_console->history_pos = cur_console->history_head; 2302 history_to_screen(cur_console); 2303 goto next_code; 2304 2305 case 0x4F: /* end key */ 2306 cur_console->history_pos = 2307 WRAPHIST(cur_console, cur_console->history_head, 2308 cur_console->xsize*cur_console->ysize); 2309 history_to_screen(cur_console); 2310 goto next_code; 2311 2312 case 0x48: /* up arrow key */ 2313 if (history_up_line(cur_console)) 2314 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2315 goto next_code; 2316 2317 case 0x50: /* down arrow key */ 2318 if (history_down_line(cur_console)) 2319 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2320 goto next_code; 2321 2322 case 0x49: /* page up key */ 2323 for (i=0; i<cur_console->ysize; i++) 2324 if (history_up_line(cur_console)) { 2325 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2326 break; 2327 } 2328 goto next_code; 2329 2330 case 0x51: /* page down key */ 2331 for (i=0; i<cur_console->ysize; i++) 2332 if (history_down_line(cur_console)) { 2333 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2334 break; 2335 } 2336 goto next_code; 2337 } 2338 } 2339 2340 if (compose) { 2341 switch (scancode) { 2342 /* key pressed process it */ 2343 case 0x47: case 0x48: case 0x49: /* keypad 7,8,9 */ 2344 chr = (scancode - 0x40) + chr*10; 2345 goto next_code; 2346 case 0x4B: case 0x4C: case 0x4D: /* keypad 4,5,6 */ 2347 chr = (scancode - 0x47) + chr*10; 2348 goto next_code; 2349 case 0x4F: case 0x50: case 0x51: /* keypad 1,2,3 */ 2350 chr = (scancode - 0x4E) + chr*10; 2351 goto next_code; 2352 case 0x52: /* keypad 0 */ 2353 chr *= 10; 2354 goto next_code; 2355 2356 /* key release, no interest here */ 2357 case 0xC7: case 0xC8: case 0xC9: /* keypad 7,8,9 */ 2358 case 0xCB: case 0xCC: case 0xCD: /* keypad 4,5,6 */ 2359 case 0xCF: case 0xD0: case 0xD1: /* keypad 1,2,3 */ 2360 case 0xD2: /* keypad 0 */ 2361 goto next_code; 2362 2363 case 0x38: /* left alt key */ 2364 break; 2365 default: 2366 if (chr) { 2367 compose = chr = 0; 2368 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2369 goto next_code; 2370 } 2371 break; 2372 } 2373 } 2374 2375 state = (shfts ? 1 : 0 ) | (2 * (ctls ? 1 : 0)) | (4 * (alts ? 1 : 0)); 2376 if ((!agrs && (cur_console->status & ALKED)) 2377 || (agrs && !(cur_console->status & ALKED))) 2378 keycode += ALTGR_OFFSET; 2379 key = &key_map.key[keycode]; 2380 if ( ((key->flgs & FLAG_LOCK_C) && (cur_console->status & CLKED)) 2381 || ((key->flgs & FLAG_LOCK_N) && (cur_console->status & NLKED)) ) 2382 state ^= 1; 2383 2384 /* Check for make/break */ 2385 action = key->map[state]; 2386 if (scancode & 0x80) { /* key released */ 2387 if (key->spcl & 0x80) { 2388 switch (action) { 2389 case LSH: 2390 shfts &= ~1; 2391 break; 2392 case RSH: 2393 shfts &= ~2; 2394 break; 2395 case LCTR: 2396 ctls &= ~1; 2397 break; 2398 case RCTR: 2399 ctls &= ~2; 2400 break; 2401 case LALT: 2402 alts &= ~1; 2403 break; 2404 case RALT: 2405 alts &= ~2; 2406 break; 2407 case NLK: 2408 nlkcnt = 0; 2409 break; 2410 case CLK: 2411 clkcnt = 0; 2412 break; 2413 case SLK: 2414 slkcnt = 0; 2415 break; 2416 case ASH: 2417 agrs = 0; 2418 break; 2419 case ALK: 2420 alkcnt = 0; 2421 break; 2422 case META: 2423 metas = 0; 2424 break; 2425 } 2426 } 2427 if (chr && !compose) { 2428 action = chr; 2429 chr = 0; 2430 return(action); 2431 } 2432 } else { 2433 /* key pressed */ 2434 if (key->spcl & (0x80>>state)) { 2435 switch (action) { 2436 /* LOCKING KEYS */ 2437 case NLK: 2438 if (!nlkcnt) { 2439 nlkcnt++; 2440 if (cur_console->status & NLKED) 2441 cur_console->status &= ~NLKED; 2442 else 2443 cur_console->status |= NLKED; 2444 update_leds(cur_console->status); 2445 } 2446 break; 2447 case CLK: 2448 if (!clkcnt) { 2449 clkcnt++; 2450 if (cur_console->status & CLKED) 2451 cur_console->status &= ~CLKED; 2452 else 2453 cur_console->status |= CLKED; 2454 update_leds(cur_console->status); 2455 } 2456 break; 2457 case SLK: 2458 if (!slkcnt) { 2459 slkcnt++; 2460 if (cur_console->status & SLKED) { 2461 cur_console->status &= ~SLKED; 2462 if (cur_console->status & BUFFER_SAVED){ 2463 int i; 2464 u_short *ptr = cur_console->history_save; 2465 2466 for (i=0; i<cur_console->ysize; i++) { 2467 bcopyw(ptr, 2468 cur_console->scr_buf + 2469 (cur_console->xsize*i), 2470 cur_console->xsize * sizeof(u_short)); 2471 ptr += cur_console->xsize; 2472 if (ptr + cur_console->xsize > 2473 cur_console->history + 2474 cur_console->history_size) 2475 ptr = cur_console->history; 2476 } 2477 cur_console->status &= ~BUFFER_SAVED; 2478 cur_console->history_head=cur_console->history_save; 2479 cur_console->status |= CURSOR_ENABLED; 2480 mark_all(cur_console); 2481 } 2482 scstart(VIRTUAL_TTY(get_scr_num())); 2483 } 2484 else 2485 cur_console->status |= SLKED; 2486 update_leds(cur_console->status); 2487 } 2488 break; 2489 case ALK: 2490 if (!alkcnt) { 2491 alkcnt++; 2492 if (cur_console->status & ALKED) 2493 cur_console->status &= ~ALKED; 2494 else 2495 cur_console->status |= ALKED; 2496 update_leds(cur_console->status); 2497 } 2498 break; 2499 2500 /* NON-LOCKING KEYS */ 2501 case NOP: 2502 break; 2503 case RBT: 2504 shutdown_nice(); 2505 break; 2506 case SUSP: 2507#if NAPM > 0 2508 apm_suspend(); 2509#endif 2510 break; 2511 2512 case DBG: 2513#ifdef DDB /* try to switch to console 0 */ 2514 if (cur_console->smode.mode == VT_AUTO && 2515 console[0]->smode.mode == VT_AUTO) 2516 switch_scr(cur_console, 0); 2517 Debugger("manual escape to debugger"); 2518 return(NOKEY); 2519#else 2520 printf("No debugger in kernel\n"); 2521#endif 2522 break; 2523 case LSH: 2524 shfts |= 1; 2525 break; 2526 case RSH: 2527 shfts |= 2; 2528 break; 2529 case LCTR: 2530 ctls |= 1; 2531 break; 2532 case RCTR: 2533 ctls |= 2; 2534 break; 2535 case LALT: 2536 alts |= 1; 2537 break; 2538 case RALT: 2539 alts |= 2; 2540 break; 2541 case ASH: 2542 agrs = 1; 2543 break; 2544 case META: 2545 metas = 1; 2546 break; 2547 case NEXT: 2548 switch_scr(cur_console, (get_scr_num() + 1) % MAXCONS); 2549 break; 2550 case BTAB: 2551 return(BKEY); 2552 default: 2553 if (action >= F_SCR && action <= L_SCR) { 2554 switch_scr(cur_console, action - F_SCR); 2555 break; 2556 } 2557 if (action >= F_FN && action <= L_FN) 2558 action |= FKEY; 2559 return(action); 2560 } 2561 } 2562 else { 2563 if (metas) 2564 action |= MKEY; 2565 return(action); 2566 } 2567 } 2568 goto next_code; 2569} 2570 2571int 2572scmmap(dev_t dev, int offset, int nprot) 2573{ 2574 if (offset > 0x20000 - PAGE_SIZE) 2575 return -1; 2576 return i386_btop((VIDEOMEM + offset)); 2577} 2578 2579static void 2580kbd_wait(void) 2581{ 2582 int i = 1000; 2583 2584 while (i--) { 2585 if ((inb(KB_STAT) & KB_READY) == 0) 2586 break; 2587 DELAY (10); 2588 } 2589} 2590 2591static void 2592kbd_cmd(u_char command) 2593{ 2594 int retry = 5; 2595 do { 2596 int i = 100000; 2597 2598 kbd_wait(); 2599#if ASYNCH 2600 kbd_reply = 0; 2601 outb(KB_DATA, command); 2602 while (i--) { 2603 if (kbd_reply == KB_ACK) 2604 return; 2605 if (kbd_reply == KB_RESEND) 2606 break; 2607 } 2608#else 2609 outb(KB_DATA, command); 2610 while (i--) { 2611 if (inb(KB_STAT) & KB_BUF_FULL) { 2612 int val; 2613 DELAY(10); 2614 val = inb(KB_DATA); 2615 if (val == KB_ACK) 2616 return; 2617 if (val == KB_RESEND) 2618 break; 2619 } 2620 } 2621#endif 2622 } while (retry--); 2623} 2624 2625static void 2626set_mode(scr_stat *scp) 2627{ 2628 char *modetable; 2629 char special_modetable[64]; 2630 int mode, font_size; 2631 2632 if (scp != cur_console) 2633 return; 2634 2635 /* setup video hardware for the given mode */ 2636 switch (scp->mode) { 2637 case M_VGA_M80x60: 2638 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64); 2639 goto special_80x60; 2640 2641 case M_VGA_C80x60: 2642 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64); 2643special_80x60: 2644 special_modetable[2] = 0x08; 2645 special_modetable[19] = 0x47; 2646 goto special_480l; 2647 2648 case M_VGA_M80x30: 2649 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64); 2650 goto special_80x30; 2651 2652 case M_VGA_C80x30: 2653 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64); 2654special_80x30: 2655 special_modetable[19] = 0x4f; 2656special_480l: 2657 special_modetable[9] |= 0xc0; 2658 special_modetable[16] = 0x08; 2659 special_modetable[17] = 0x3e; 2660 special_modetable[26] = 0xea; 2661 special_modetable[28] = 0xdf; 2662 special_modetable[31] = 0xe7; 2663 special_modetable[32] = 0x04; 2664 modetable = special_modetable; 2665 goto setup_mode; 2666 2667 case M_ENH_B80x43: 2668 bcopyw(video_mode_ptr+(64*M_ENH_B80x25),&special_modetable, 64); 2669 goto special_80x43; 2670 2671 case M_ENH_C80x43: 2672 bcopyw(video_mode_ptr+(64*M_ENH_C80x25),&special_modetable, 64); 2673special_80x43: 2674 special_modetable[28] = 87; 2675 goto special_80x50; 2676 2677 case M_VGA_M80x50: 2678 bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64); 2679 goto special_80x50; 2680 2681 case M_VGA_C80x50: 2682 bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64); 2683special_80x50: 2684 special_modetable[2] = 8; 2685 special_modetable[19] = 7; 2686 modetable = special_modetable; 2687 goto setup_mode; 2688 2689 case M_VGA_C40x25: case M_VGA_C80x25: 2690 case M_VGA_M80x25: 2691 case M_B40x25: case M_C40x25: 2692 case M_B80x25: case M_C80x25: 2693 case M_ENH_B40x25: case M_ENH_C40x25: 2694 case M_ENH_B80x25: case M_ENH_C80x25: 2695 2696 modetable = video_mode_ptr + (scp->mode * 64); 2697setup_mode: 2698 set_vgaregs(modetable); 2699 font_size = *(modetable + 2); 2700 2701 /* set font type (size) */ 2702 switch (font_size) { 2703 case 0x10: 2704 outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */ 2705 scp->font = FONT_16; 2706 break; 2707 case 0x0E: 2708 outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */ 2709 scp->font = FONT_14; 2710 break; 2711 default: 2712 case 0x08: 2713 outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */ 2714 scp->font = FONT_8; 2715 break; 2716 } 2717 if (configuration & CHAR_CURSOR) 2718 set_destructive_cursor(scp, TRUE); 2719 break; 2720 2721 case M_BG320: case M_CG320: case M_BG640: 2722 case M_CG320_D: case M_CG640_E: 2723 case M_CG640x350: case M_ENH_CG640: 2724 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 2725 2726 set_vgaregs(video_mode_ptr + (scp->mode * 64)); 2727 break; 2728 2729 default: 2730 /* call user defined function XXX */ 2731 break; 2732 } 2733 2734 /* set border color for this (virtual) console */ 2735 set_border(scp->border); 2736 return; 2737} 2738 2739void 2740set_border(int color) 2741{ 2742 inb(crtc_addr+6); /* reset flip-flop */ 2743 outb(ATC, 0x11); outb(ATC, color); 2744 inb(crtc_addr+6); /* reset flip-flop */ 2745 outb(ATC, 0x20); /* enable Palette */ 2746} 2747 2748static void 2749set_vgaregs(char *modetable) 2750{ 2751 int i, s = splhigh(); 2752 2753 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */ 2754 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */ 2755 for (i=0; i<4; i++) { /* program sequencer */ 2756 outb(TSIDX, i+1); 2757 outb(TSREG, modetable[i+5]); 2758 } 2759 outb(MISC, modetable[9]); /* set dot-clock */ 2760 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */ 2761 outb(crtc_addr, 0x11); 2762 outb(crtc_addr+1, inb(crtc_addr+1) & 0x7F); 2763 for (i=0; i<25; i++) { /* program crtc */ 2764 outb(crtc_addr, i); 2765 if (i == 14 || i == 15) /* no hardware cursor */ 2766 outb(crtc_addr+1, 0xff); 2767 else 2768 outb(crtc_addr+1, modetable[i+10]); 2769 } 2770 inb(crtc_addr+6); /* reset flip-flop */ 2771 for (i=0; i<20; i++) { /* program attribute ctrl */ 2772 outb(ATC, i); 2773 outb(ATC, modetable[i+35]); 2774 } 2775 for (i=0; i<9; i++) { /* program graph data ctrl */ 2776 outb(GDCIDX, i); 2777 outb(GDCREG, modetable[i+55]); 2778 } 2779 inb(crtc_addr+6); /* reset flip-flop */ 2780 outb(ATC ,0x20); /* enable palette */ 2781 splx(s); 2782} 2783 2784static void 2785set_font_mode() 2786{ 2787 /* setup vga for loading fonts (graphics plane mode) */ 2788 inb(crtc_addr+6); 2789 outb(ATC, 0x30); outb(ATC, 0x01); 2790#if SLOW_VGA 2791 outb(TSIDX, 0x02); outb(TSREG, 0x04); 2792 outb(TSIDX, 0x04); outb(TSREG, 0x06); 2793 outb(GDCIDX, 0x04); outb(GDCREG, 0x02); 2794 outb(GDCIDX, 0x05); outb(GDCREG, 0x00); 2795 outb(GDCIDX, 0x06); outb(GDCREG, 0x05); 2796#else 2797 outw(TSIDX, 0x0402); 2798 outw(TSIDX, 0x0604); 2799 outw(GDCIDX, 0x0204); 2800 outw(GDCIDX, 0x0005); 2801 outw(GDCIDX, 0x0506); /* addr = a0000, 64kb */ 2802#endif 2803} 2804 2805static void 2806set_normal_mode() 2807{ 2808 int s = splhigh(); 2809 2810 /* setup vga for normal operation mode again */ 2811 inb(crtc_addr+6); 2812 outb(ATC, 0x30); outb(ATC, 0x0C); 2813#if SLOW_VGA 2814 outb(TSIDX, 0x02); outb(TSREG, 0x03); 2815 outb(TSIDX, 0x04); outb(TSREG, 0x02); 2816 outb(GDCIDX, 0x04); outb(GDCREG, 0x00); 2817 outb(GDCIDX, 0x05); outb(GDCREG, 0x10); 2818 if (crtc_addr == MONO_BASE) { 2819 outb(GDCIDX, 0x06); outb(GDCREG, 0x0A); /* addr = b0000, 32kb */ 2820 } 2821 else { 2822 outb(GDCIDX, 0x06); outb(GDCREG, 0x0E); /* addr = b8000, 32kb */ 2823 } 2824#else 2825 outw(TSIDX, 0x0302); 2826 outw(TSIDX, 0x0204); 2827 outw(GDCIDX, 0x0004); 2828 outw(GDCIDX, 0x1005); 2829 if (crtc_addr == MONO_BASE) 2830 outw(GDCIDX, 0x0A06); /* addr = b0000, 32kb */ 2831 else 2832 outw(GDCIDX, 0x0E06); /* addr = b8000, 32kb */ 2833#endif 2834 splx(s); 2835} 2836 2837static void 2838copy_font(int operation, int font_type, char* font_image) 2839{ 2840 int ch, line, segment, fontsize; 2841 u_char val; 2842 2843 switch (font_type) { 2844 default: 2845 case FONT_8: 2846 segment = 0x8000; 2847 fontsize = 8; 2848 break; 2849 case FONT_14: 2850 segment = 0x4000; 2851 fontsize = 14; 2852 break; 2853 case FONT_16: 2854 segment = 0x0000; 2855 fontsize = 16; 2856 break; 2857 } 2858 outb(TSIDX, 0x01); val = inb(TSREG); /* disable screen */ 2859 outb(TSIDX, 0x01); outb(TSREG, val | 0x20); 2860 set_font_mode(); 2861 for (ch=0; ch < 256; ch++) 2862 for (line=0; line < fontsize; line++) 2863 if (operation) 2864 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line) = 2865 font_image[(ch*fontsize)+line]; 2866 else 2867 font_image[(ch*fontsize)+line] = 2868 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line); 2869 set_normal_mode(); 2870 outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); /* enable screen */ 2871} 2872 2873static void 2874set_destructive_cursor(scr_stat *scp, int force) 2875{ 2876 u_char cursor[32]; 2877 caddr_t address; 2878 int i, font_size; 2879 char *font_buffer; 2880 static u_char old_saveunder = DEAD_CHAR; 2881 2882 if (!force && (scp->cursor_saveunder & 0xFF) == old_saveunder) 2883 return; 2884 old_saveunder = force ? DEAD_CHAR : scp->cursor_saveunder & 0xFF; 2885 switch (scp->font) { 2886 default: 2887 case FONT_8: 2888 font_size = 8; 2889 font_buffer = font_8; 2890 address = (caddr_t)VIDEOMEM + 0x8000; 2891 break; 2892 case FONT_14: 2893 font_size = 14; 2894 font_buffer = font_14; 2895 address = (caddr_t)VIDEOMEM + 0x4000; 2896 break; 2897 case FONT_16: 2898 font_size = 16; 2899 font_buffer = font_16; 2900 address = (caddr_t)VIDEOMEM; 2901 break; 2902 } 2903 bcopyw(font_buffer + ((scp->cursor_saveunder & 0xff) * font_size), 2904 cursor, font_size); 2905 for (i=0; i<32; i++) 2906 if ((i >= scp->cursor_start && i <= scp->cursor_end) || 2907 (scp->cursor_start >= font_size && i == font_size - 1)) 2908 cursor[i] |= 0xff; 2909 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ; 2910 set_font_mode(); 2911 bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32); 2912 set_normal_mode(); 2913} 2914 2915static void 2916draw_mouse_image(scr_stat *scp) 2917{ 2918 caddr_t address; 2919 int i, font_size; 2920 char *font_buffer; 2921 u_short buffer[32]; 2922 u_short xoffset, yoffset; 2923 u_short *crt_pos = Crtat + (scp->mouse_pos - scp->scr_buf); 2924 2925 xoffset = scp->mouse_xpos % 8; 2926 switch (scp->font) { 2927 default: 2928 case FONT_8: 2929 font_size = 8; 2930 font_buffer = font_8; 2931 yoffset = scp->mouse_ypos % 8; 2932 address = (caddr_t)VIDEOMEM + 0x8000; 2933 break; 2934 case FONT_14: 2935 font_size = 14; 2936 font_buffer = font_14; 2937 yoffset = scp->mouse_ypos % 14; 2938 address = (caddr_t)VIDEOMEM + 0x4000; 2939 break; 2940 case FONT_16: 2941 font_size = 16; 2942 font_buffer = font_16; 2943 yoffset = scp->mouse_ypos % 16; 2944 address = (caddr_t)VIDEOMEM; 2945 break; 2946 } 2947 2948 bcopyw(font_buffer + ((*(scp->mouse_pos) & 0xff) * font_size), 2949 &scp->mouse_cursor[0], font_size); 2950 bcopyw(font_buffer + ((*(scp->mouse_pos+1) & 0xff) * font_size), 2951 &scp->mouse_cursor[32], font_size); 2952 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize) & 0xff) * font_size), 2953 &scp->mouse_cursor[64], font_size); 2954 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize+1) & 0xff) * font_size), 2955 &scp->mouse_cursor[96], font_size); 2956 2957 for (i=0; i<font_size; i++) { 2958 buffer[i] = scp->mouse_cursor[i]<<8 | scp->mouse_cursor[i+32]; 2959 buffer[i+font_size]=scp->mouse_cursor[i+64]<<8|scp->mouse_cursor[i+96]; 2960 } 2961 for (i=0; i<16; i++) { 2962 buffer[i+yoffset] = 2963 ( buffer[i+yoffset] & ~(mouse_and_mask[i] >> xoffset)) 2964 | (mouse_or_mask[i] >> xoffset); 2965 } 2966 for (i=0; i<font_size; i++) { 2967 scp->mouse_cursor[i] = (buffer[i] & 0xff00) >> 8; 2968 scp->mouse_cursor[i+32] = buffer[i] & 0xff; 2969 scp->mouse_cursor[i+64] = (buffer[i+font_size] & 0xff00) >> 8; 2970 scp->mouse_cursor[i+96] = buffer[i+font_size] & 0xff; 2971 } 2972 if (scp->status & UPDATE_MOUSE) { 2973 u_short *ptr = scp->scr_buf + (scp->mouse_oldpos - Crtat); 2974 2975 if (crt_pos != scp->mouse_oldpos) { 2976 *(scp->mouse_oldpos) = scp->mouse_saveunder[0]; 2977 *(scp->mouse_oldpos+1) = scp->mouse_saveunder[1]; 2978 *(scp->mouse_oldpos+scp->xsize) = scp->mouse_saveunder[2]; 2979 *(scp->mouse_oldpos+scp->xsize+1) = scp->mouse_saveunder[3]; 2980 } 2981 scp->mouse_saveunder[0] = *(scp->mouse_pos); 2982 scp->mouse_saveunder[1] = *(scp->mouse_pos+1); 2983 scp->mouse_saveunder[2] = *(scp->mouse_pos+scp->xsize); 2984 scp->mouse_saveunder[3] = *(scp->mouse_pos+scp->xsize+1); 2985 if ((scp->cursor_pos == (ptr)) || 2986 (scp->cursor_pos == (ptr+1)) || 2987 (scp->cursor_pos == (ptr+scp->xsize)) || 2988 (scp->cursor_pos == (ptr+scp->xsize+1)) || 2989 (scp->cursor_pos == (scp->mouse_pos)) || 2990 (scp->cursor_pos == (scp->mouse_pos+1)) || 2991 (scp->cursor_pos == (scp->mouse_pos+scp->xsize)) || 2992 (scp->cursor_pos == (scp->mouse_pos+scp->xsize+1))) 2993 scp->status &= ~CURSOR_SHOWN; 2994 } 2995 scp->mouse_oldpos = crt_pos; 2996 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ; 2997 *(crt_pos) = *(scp->mouse_pos)&0xff00|0xd0; 2998 *(crt_pos+1) = *(scp->mouse_pos+1)&0xff00|0xd1; 2999 *(crt_pos+scp->xsize) = *(scp->mouse_pos+scp->xsize)&0xff00|0xd2; 3000 *(crt_pos+scp->xsize+1) = *(scp->mouse_pos+scp->xsize+1)&0xff00|0xd3; 3001 set_font_mode(); 3002 bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128); 3003 set_normal_mode(); 3004} 3005 3006static void 3007save_palette(void) 3008{ 3009 int i; 3010 3011 outb(PALRADR, 0x00); 3012 for (i=0x00; i<0x300; i++) 3013 palette[i] = inb(PALDATA); 3014 inb(crtc_addr+6); /* reset flip/flop */ 3015} 3016 3017void 3018load_palette(void) 3019{ 3020 int i; 3021 3022 outb(PIXMASK, 0xFF); /* no pixelmask */ 3023 outb(PALWADR, 0x00); 3024 for (i=0x00; i<0x300; i++) 3025 outb(PALDATA, palette[i]); 3026 inb(crtc_addr+6); /* reset flip/flop */ 3027 outb(ATC, 0x20); /* enable palette */ 3028} 3029 3030static void 3031do_bell(scr_stat *scp, int pitch, int duration) 3032{ 3033 if (scp == cur_console) { 3034 if (configuration & VISUAL_BELL) { 3035 if (blink_in_progress) 3036 return; 3037 blink_in_progress = 4; 3038 blink_screen(scp); 3039 timeout((timeout_func_t)blink_screen, scp, hz/10); 3040 } 3041 else 3042 sysbeep(pitch, duration); 3043 } 3044} 3045 3046static void 3047blink_screen(scr_stat *scp) 3048{ 3049 if (blink_in_progress > 1) { 3050 if (blink_in_progress & 1) 3051 fillw(kernel_default.std_attr | scr_map[0x20], 3052 Crtat, scp->xsize * scp->ysize); 3053 else 3054 fillw(kernel_default.rev_attr | scr_map[0x20], 3055 Crtat, scp->xsize * scp->ysize); 3056 blink_in_progress--; 3057 timeout((timeout_func_t)blink_screen, scp, hz/10); 3058 } 3059 else { 3060 blink_in_progress = FALSE; 3061 mark_all(scp); 3062 if (delayed_next_scr) 3063 switch_scr(scp, delayed_next_scr - 1); 3064 } 3065} 3066 3067#endif /* NSC */
|