syscons.c revision 23194
1/*- 2 * Copyright (c) 1992-1997 S�ren Schmidt 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer 10 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software withough specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $Id: syscons.c,v 1.202 1997/02/22 09:37:15 peter Exp $ 29 */ 30 31#include "sc.h" 32#include "apm.h" 33#include "opt_ddb.h" 34#include "opt_syscons.h" 35 36#if NSC > 0 37#include <sys/param.h> 38#include <sys/systm.h> 39#include <sys/conf.h> 40#include <sys/ioctl.h> 41#include <sys/proc.h> 42#include <sys/signalvar.h> 43#include <sys/tty.h> 44#include <sys/uio.h> 45#include <sys/callout.h> 46#include <sys/kernel.h> 47#include <sys/syslog.h> 48#include <sys/errno.h> 49#include <sys/malloc.h> 50#ifdef DEVFS 51#include <sys/devfsext.h> 52#endif 53 54#include <machine/clock.h> 55#include <machine/cons.h> 56#include <machine/console.h> 57#include <machine/md_var.h> 58#include <machine/psl.h> 59#include <machine/frame.h> 60#include <machine/pc/display.h> 61#include <machine/apm_bios.h> 62#include <machine/random.h> 63 64#include <vm/vm.h> 65#include <vm/vm_param.h> 66#include <vm/pmap.h> 67 68#include <i386/isa/isa.h> 69#include <i386/isa/isa_device.h> 70#include <i386/isa/timerreg.h> 71#include <i386/isa/kbdtables.h> 72#include <i386/isa/kbdio.h> 73#include <i386/isa/syscons.h> 74 75#if !defined(MAXCONS) 76#define MAXCONS 16 77#endif 78 79#define COLD 0 80#define WARM 1 81 82/* this may break on older VGA's but is useful on real 32 bit systems */ 83#define bcopyw bcopy 84 85static default_attr user_default = { 86 (FG_LIGHTGREY | BG_BLACK) << 8, 87 (FG_BLACK | BG_LIGHTGREY) << 8 88}; 89 90static default_attr kernel_default = { 91 (FG_WHITE | BG_BLACK) << 8, 92 (FG_BLACK | BG_LIGHTGREY) << 8 93}; 94 95static scr_stat main_console; 96static scr_stat *console[MAXCONS]; 97#ifdef DEVFS 98static void *sc_devfs_token[MAXCONS]; 99#endif 100 scr_stat *cur_console; 101static scr_stat *new_scp, *old_scp; 102static term_stat kernel_console; 103static default_attr *current_default; 104static int flags = 0; 105static int sc_port = IO_KBD; 106static KBDC sc_kbdc = NULL; 107static char init_done = COLD; 108static u_short sc_buffer[ROW*COL]; 109static char switch_in_progress = FALSE; 110static char write_in_progress = FALSE; 111static char blink_in_progress = FALSE; 112static int blinkrate = 0; 113 u_int crtc_addr = MONO_BASE; 114 char crtc_vga = FALSE; 115static u_char shfts = 0, ctls = 0, alts = 0, agrs = 0, metas = 0; 116static u_char nlkcnt = 0, clkcnt = 0, slkcnt = 0, alkcnt = 0; 117static const u_int n_fkey_tab = sizeof(fkey_tab) / sizeof(*fkey_tab); 118static int delayed_next_scr = FALSE; 119static long scrn_blank_time = 0; /* screen saver timeout value */ 120 int scrn_blanked = FALSE; /* screen saver active flag */ 121static long scrn_time_stamp; 122 u_char scr_map[256]; 123 u_char scr_rmap[256]; 124 char *video_mode_ptr = NULL; 125 int fonts_loaded = 0; 126 char font_8[256*8]; 127 char font_14[256*14]; 128 char font_16[256*16]; 129 char palette[256*3]; 130static char *cut_buffer; 131static u_short mouse_and_mask[16] = { 132 0xc000, 0xe000, 0xf000, 0xf800, 133 0xfc00, 0xfe00, 0xff00, 0xff80, 134 0xfe00, 0x1e00, 0x1f00, 0x0f00, 135 0x0f00, 0x0000, 0x0000, 0x0000 136 }; 137static u_short mouse_or_mask[16] = { 138 0x0000, 0x4000, 0x6000, 0x7000, 139 0x7800, 0x7c00, 0x7e00, 0x6800, 140 0x0c00, 0x0c00, 0x0600, 0x0600, 141 0x0000, 0x0000, 0x0000, 0x0000 142 }; 143 144static void none_saver(int blank) { } 145void (*current_saver)(int blank) = none_saver; 146int (*sc_user_ioctl)(dev_t dev, int cmd, caddr_t data, 147 int flag, struct proc *p) = NULL; 148 149/* OS specific stuff */ 150#ifdef not_yet_done 151#define VIRTUAL_TTY(x) (sccons[x] = ttymalloc(sccons[x])) 152struct CONSOLE_TTY (sccons[MAXCONS] = ttymalloc(sccons[MAXCONS])) 153struct MOUSE_TTY (sccons[MAXCONS+1] = ttymalloc(sccons[MAXCONS+1])) 154struct tty *sccons[MAXCONS+2]; 155#else 156#define VIRTUAL_TTY(x) &sccons[x] 157#define CONSOLE_TTY &sccons[MAXCONS] 158#define MOUSE_TTY &sccons[MAXCONS+1] 159static struct tty sccons[MAXCONS+2]; 160#endif 161#define SC_MOUSE 128 162#define SC_CONSOLE 255 163#define MONO_BUF pa_to_va(0xB0000) 164#define CGA_BUF pa_to_va(0xB8000) 165u_short *Crtat; 166static const int nsccons = MAXCONS+2; 167 168#define WRAPHIST(scp, pointer, offset)\ 169 ((scp->history) + ((((pointer) - (scp->history)) + (scp->history_size)\ 170 + (offset)) % (scp->history_size))) 171 172/* prototypes */ 173static int scattach(struct isa_device *dev); 174static int scparam(struct tty *tp, struct termios *t); 175static int scprobe(struct isa_device *dev); 176static void scstart(struct tty *tp); 177static void scmousestart(struct tty *tp); 178static void scinit(void); 179static u_int scgetc(u_int flags); 180#define SCGETC_CN 1 181#define SCGETC_NONBLOCK 2 182static scr_stat *get_scr_stat(dev_t dev); 183static scr_stat *alloc_scp(void); 184static void init_scp(scr_stat *scp); 185static int get_scr_num(void); 186static void scrn_timer(void); 187static void clear_screen(scr_stat *scp); 188static int switch_scr(scr_stat *scp, u_int next_scr); 189static void exchange_scr(void); 190static inline void move_crsr(scr_stat *scp, int x, int y); 191static void scan_esc(scr_stat *scp, u_char c); 192static void draw_cursor_image(scr_stat *scp); 193static void remove_cursor_image(scr_stat *scp); 194static void ansi_put(scr_stat *scp, u_char *buf, int len); 195static u_char *get_fstr(u_int c, u_int *len); 196static void history_to_screen(scr_stat *scp); 197static int history_up_line(scr_stat *scp); 198static int history_down_line(scr_stat *scp); 199static int mask2attr(struct term_stat *term); 200static void set_keyboard(int command, int data); 201static void update_leds(int which); 202static void set_vgaregs(char *modetable); 203static void set_font_mode(void); 204static void set_normal_mode(void); 205static void set_destructive_cursor(scr_stat *scp); 206static void set_mouse_pos(scr_stat *scp); 207static void mouse_cut_start(scr_stat *scp); 208static void mouse_cut_end(scr_stat *scp); 209static void mouse_paste(scr_stat *scp); 210static void draw_mouse_image(scr_stat *scp); 211static void remove_mouse_image(scr_stat *scp); 212static void draw_cutmarking(scr_stat *scp); 213static void remove_cutmarking(scr_stat *scp); 214static void save_palette(void); 215static void do_bell(scr_stat *scp, int pitch, int duration); 216static void blink_screen(scr_stat *scp); 217#ifdef SC_SPLASH_SCREEN 218static void toggle_splash_screen(scr_stat *scp); 219#endif 220 221struct isa_driver scdriver = { 222 scprobe, scattach, "sc", 1 223}; 224 225static d_open_t scopen; 226static d_close_t scclose; 227static d_read_t scread; 228static d_write_t scwrite; 229static d_ioctl_t scioctl; 230static d_devtotty_t scdevtotty; 231static d_mmap_t scmmap; 232 233#define CDEV_MAJOR 12 234static struct cdevsw scdevsw = { 235 scopen, scclose, scread, scwrite, 236 scioctl, nullstop, noreset, scdevtotty, 237 ttselect, scmmap, nostrategy, "sc", NULL, -1 }; 238 239/* 240 * These functions need to be before calls to them so they can be inlined. 241 */ 242static inline void 243draw_cursor_image(scr_stat *scp) 244{ 245 u_short cursor_image, *ptr = Crtat + (scp->cursor_pos - scp->scr_buf); 246 247 /* do we have a destructive cursor ? */ 248 if (flags & CHAR_CURSOR) { 249 cursor_image = *scp->cursor_pos; 250 scp->cursor_saveunder = cursor_image; 251 /* modify cursor_image */ 252 if (!(flags & BLINK_CURSOR)||((flags & BLINK_CURSOR)&&(blinkrate & 4))){ 253 set_destructive_cursor(scp); 254 cursor_image &= 0xff00; 255 cursor_image |= DEAD_CHAR; 256 } 257 } 258 else { 259 cursor_image = (*(ptr) & 0x00ff) | *(scp->cursor_pos) & 0xff00; 260 scp->cursor_saveunder = cursor_image; 261 if (!(flags & BLINK_CURSOR)||((flags & BLINK_CURSOR)&&(blinkrate & 4))){ 262 if ((cursor_image & 0x7000) == 0x7000) { 263 cursor_image &= 0x8fff; 264 if(!(cursor_image & 0x0700)) 265 cursor_image |= 0x0700; 266 } else { 267 cursor_image |= 0x7000; 268 if ((cursor_image & 0x0700) == 0x0700) 269 cursor_image &= 0xf0ff; 270 } 271 } 272 } 273 *ptr = cursor_image; 274} 275 276static inline void 277remove_cursor_image(scr_stat *scp) 278{ 279 *(Crtat + (scp->cursor_oldpos - scp->scr_buf)) = scp->cursor_saveunder; 280} 281 282static inline void 283move_crsr(scr_stat *scp, int x, int y) 284{ 285 if (x < 0) 286 x = 0; 287 if (y < 0) 288 y = 0; 289 if (x >= scp->xsize) 290 x = scp->xsize-1; 291 if (y >= scp->ysize) 292 y = scp->ysize-1; 293 scp->xpos = x; 294 scp->ypos = y; 295 scp->cursor_pos = scp->scr_buf + scp->ypos * scp->xsize + scp->xpos; 296} 297 298static int 299scprobe(struct isa_device *dev) 300{ 301 int codeset; 302 int c = -1; 303 int m; 304 305 sc_port = dev->id_iobase; 306 sc_kbdc = kbdc_open(sc_port); 307 308 if (!kbdc_lock(sc_kbdc, TRUE)) { 309 /* driver error? */ 310 printf("sc%d: unable to lock the controller.\n", dev->id_unit); 311 return ((dev->id_flags & DETECT_KBD) ? 0 : IO_KBDSIZE); 312 } 313 314 /* discard anything left after UserConfig */ 315 empty_both_buffers(sc_kbdc, 10); 316 317 /* save the current keyboard controller command byte */ 318 m = kbdc_get_device_mask(sc_kbdc) & ~KBD_KBD_CONTROL_BITS; 319 c = get_controller_command_byte(sc_kbdc); 320 if (c == -1) { 321 /* CONTROLLER ERROR */ 322 printf("sc%d: unable to get the current command byte value.\n", 323 dev->id_unit); 324 goto fail; 325 } 326 if (bootverbose) 327 printf("sc%d: the current keyboard controller command byte %04x\n", 328 dev->id_unit, c); 329#if 0 330 /* override the keyboard lock switch */ 331 c |= KBD_OVERRIDE_KBD_LOCK; 332#endif 333 334 /* 335 * enable the keyboard port, but disable the keyboard intr. 336 * the aux port (mouse port) is disabled too. 337 */ 338 if (!set_controller_command_byte(sc_kbdc, 339 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS, 340 KBD_ENABLE_KBD_PORT | KBD_DISABLE_KBD_INT 341 | KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 342 /* CONTROLLER ERROR 343 * there is very little we can do... 344 */ 345 printf("sc%d: unable to set the command byte.\n", dev->id_unit); 346 goto fail; 347 } 348 349 /* 350 * Check if we have an XT keyboard before we attempt to reset it. 351 * The procedure assumes that the keyboard and the controller have 352 * been set up properly by BIOS and have not been messed up 353 * during the boot process. 354 */ 355 codeset = -1; 356 if (dev->id_flags & XT_KEYBD) 357 /* the user says there is a XT keyboard */ 358 codeset = 1; 359#ifdef DETECT_XT_KEYBOARD 360 else if ((c & KBD_TRANSLATION) == 0) { 361 /* SET_SCANCODE_SET is not always supported; ignore error */ 362 if (send_kbd_command_and_data(sc_kbdc, KBDC_SET_SCANCODE_SET, 0) 363 == KBD_ACK) 364 codeset = read_kbd_data(sc_kbdc); 365 } 366 if (bootverbose) 367 printf("sc%d: keyboard scancode set %d\n", dev->id_unit, codeset); 368#endif /* DETECT_XT_KEYBOARD */ 369 370 /* reset keyboard hardware */ 371 if (!reset_kbd(sc_kbdc)) { 372 /* KEYBOARD ERROR 373 * Keyboard reset may fail either because the keyboard doen't exist, 374 * or because the keyboard doesn't pass the self-test, or the keyboard 375 * controller on the motherboard and the keyboard somehow fail to 376 * shake hands. It is just possible, particularly in the last case, 377 * that the keyoard controller may be left in a hung state. 378 * test_controller() and test_kbd_port() appear to bring the keyboard 379 * controller back (I don't know why and how, though.) 380 */ 381 empty_both_buffers(sc_kbdc, 10); 382 test_controller(sc_kbdc); 383 test_kbd_port(sc_kbdc); 384 /* We could disable the keyboard port and interrupt... but, 385 * the keyboard may still exist (see above). 386 */ 387 if (bootverbose) 388 printf("sc%d: failed to reset the keyboard.\n", dev->id_unit); 389 goto fail; 390 } 391 392 /* 393 * Allow us to set the XT_KEYBD flag in UserConfig so that keyboards 394 * such as those on the IBM ThinkPad laptop computers can be used 395 * with the standard console driver. 396 */ 397 if (codeset == 1) { 398 if (send_kbd_command_and_data( 399 sc_kbdc, KBDC_SET_SCANCODE_SET, codeset) == KBD_ACK) { 400 /* XT kbd doesn't need scan code translation */ 401 c &= ~KBD_TRANSLATION; 402 } else { 403 /* KEYBOARD ERROR 404 * The XT kbd isn't usable unless the proper scan code set 405 * is selected. 406 */ 407 printf("sc%d: unable to set the XT keyboard mode.\n", dev->id_unit); 408 goto fail; 409 } 410 } 411 /* enable the keyboard port and intr. */ 412 if (!set_controller_command_byte(sc_kbdc, 413 KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS | KBD_OVERRIDE_KBD_LOCK, 414 (c & (KBD_AUX_CONTROL_BITS | KBD_OVERRIDE_KBD_LOCK)) 415 | KBD_ENABLE_KBD_PORT | KBD_ENABLE_KBD_INT)) { 416 /* CONTROLLER ERROR 417 * This is serious; we are left with the disabled keyboard intr. 418 */ 419 printf("sc%d: unable to enable the keyboard port and intr.\n", 420 dev->id_unit); 421 goto fail; 422 } 423 424succeed: 425 kbdc_set_device_mask(sc_kbdc, m | KBD_KBD_CONTROL_BITS), 426 kbdc_lock(sc_kbdc, FALSE); 427 return (IO_KBDSIZE); 428 429fail: 430 if (c != -1) 431 /* try to restore the command byte as before, if possible */ 432 set_controller_command_byte(sc_kbdc, 0xff, c); 433 kbdc_set_device_mask(sc_kbdc, 434 (dev->id_flags & DETECT_KBD) ? m : m | KBD_KBD_CONTROL_BITS); 435 kbdc_lock(sc_kbdc, FALSE); 436 return ((dev->id_flags & DETECT_KBD) ? 0 : IO_KBDSIZE); 437} 438 439#if NAPM > 0 440static int 441scresume(void *dummy) 442{ 443 shfts = ctls = alts = agrs = metas = 0; 444 return 0; 445} 446#endif 447 448static int 449scattach(struct isa_device *dev) 450{ 451 scr_stat *scp; 452 dev_t cdev = makedev(CDEV_MAJOR, 0); 453#ifdef DEVFS 454 int vc; 455#endif 456 457 scinit(); 458 flags = dev->id_flags; 459 460 scp = console[0]; 461 462 if (crtc_vga) { 463 cut_buffer = (char *)malloc(scp->xsize*scp->ysize, M_DEVBUF, M_NOWAIT); 464 } 465 466 scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 467 M_DEVBUF, M_NOWAIT); 468 469 /* copy temporary buffer to final buffer */ 470 bcopyw(sc_buffer, scp->scr_buf, scp->xsize * scp->ysize * sizeof(u_short)); 471 472 scp->cursor_pos = scp->cursor_oldpos = 473 scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; 474 scp->mouse_pos = scp->mouse_oldpos = 475 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 476 scp->mouse_xpos/8); 477 478 /* initialize history buffer & pointers */ 479 scp->history_head = scp->history_pos = scp->history = 480 (u_short *)malloc(scp->history_size*sizeof(u_short), 481 M_DEVBUF, M_NOWAIT); 482 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 483 484 /* initialize cursor stuff */ 485 if (!(scp->status & UNKNOWN_MODE)) { 486 draw_cursor_image(scp); 487 if (crtc_vga && (flags & CHAR_CURSOR)) 488 set_destructive_cursor(scp); 489 } 490 491 /* get screen update going */ 492 scrn_timer(); 493 494 update_leds(scp->status); 495 496 printf("sc%d: ", dev->id_unit); 497 if (crtc_vga) 498 if (crtc_addr == MONO_BASE) 499 printf("VGA mono"); 500 else 501 printf("VGA color"); 502 else 503 if (crtc_addr == MONO_BASE) 504 printf("MDA/hercules"); 505 else 506 printf("CGA/EGA"); 507 printf(" <%d virtual consoles, flags=0x%x>\n", MAXCONS, flags); 508 509#if NAPM > 0 510 scp->r_hook.ah_fun = scresume; 511 scp->r_hook.ah_arg = NULL; 512 scp->r_hook.ah_name = "system keyboard"; 513 scp->r_hook.ah_order = APM_MID_ORDER; 514 apm_hook_establish(APM_HOOK_RESUME , &scp->r_hook); 515#endif 516 517 cdevsw_add(&cdev, &scdevsw, NULL); 518 519#ifdef DEVFS 520 for (vc = 0; vc < MAXCONS; vc++) 521 sc_devfs_token[vc] = devfs_add_devswf(&scdevsw, vc, DV_CHR, UID_ROOT, 522 GID_WHEEL, 0600, "ttyv%n", vc); 523#endif 524 return 0; 525} 526 527struct tty 528*scdevtotty(dev_t dev) 529{ 530 int unit = minor(dev); 531 532 if (init_done == COLD) 533 return(NULL); 534 if (unit == SC_CONSOLE) 535 return CONSOLE_TTY; 536 if (unit == SC_MOUSE) 537 return MOUSE_TTY; 538 if (unit >= MAXCONS || unit < 0) 539 return(NULL); 540 return VIRTUAL_TTY(unit); 541} 542 543int 544scopen(dev_t dev, int flag, int mode, struct proc *p) 545{ 546 struct tty *tp = scdevtotty(dev); 547 548 if (!tp) 549 return(ENXIO); 550 551 tp->t_oproc = (minor(dev) == SC_MOUSE) ? scmousestart : scstart; 552 tp->t_param = scparam; 553 tp->t_dev = dev; 554 if (!(tp->t_state & TS_ISOPEN)) { 555 ttychars(tp); 556 tp->t_iflag = TTYDEF_IFLAG; 557 tp->t_oflag = TTYDEF_OFLAG; 558 tp->t_cflag = TTYDEF_CFLAG; 559 tp->t_lflag = TTYDEF_LFLAG; 560 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 561 scparam(tp, &tp->t_termios); 562 ttsetwater(tp); 563 (*linesw[tp->t_line].l_modem)(tp, 1); 564 } 565 else 566 if (tp->t_state & TS_XCLUDE && p->p_ucred->cr_uid != 0) 567 return(EBUSY); 568 if (minor(dev) < MAXCONS && !console[minor(dev)]) { 569 console[minor(dev)] = alloc_scp(); 570 } 571 if (minor(dev)<MAXCONS && !tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 572 tp->t_winsize.ws_col = console[minor(dev)]->xsize; 573 tp->t_winsize.ws_row = console[minor(dev)]->ysize; 574 } 575 return ((*linesw[tp->t_line].l_open)(dev, tp)); 576} 577 578int 579scclose(dev_t dev, int flag, int mode, struct proc *p) 580{ 581 struct tty *tp = scdevtotty(dev); 582 struct scr_stat *scp; 583 584 if (!tp) 585 return(ENXIO); 586 if (minor(dev) < MAXCONS) { 587 scp = get_scr_stat(tp->t_dev); 588 if (scp->status & SWITCH_WAIT_ACQ) 589 wakeup((caddr_t)&scp->smode); 590#if not_yet_done 591 if (scp == &main_console) { 592 scp->pid = 0; 593 scp->proc = NULL; 594 scp->smode.mode = VT_AUTO; 595 } 596 else { 597 free(scp->scr_buf, M_DEVBUF); 598 free(scp->history, M_DEVBUF); 599 free(scp, M_DEVBUF); 600 console[minor(dev)] = NULL; 601 } 602#else 603 scp->pid = 0; 604 scp->proc = NULL; 605 scp->smode.mode = VT_AUTO; 606#endif 607 } 608 spltty(); 609 (*linesw[tp->t_line].l_close)(tp, flag); 610 ttyclose(tp); 611 spl0(); 612 return(0); 613} 614 615int 616scread(dev_t dev, struct uio *uio, int flag) 617{ 618 struct tty *tp = scdevtotty(dev); 619 620 if (!tp) 621 return(ENXIO); 622 return((*linesw[tp->t_line].l_read)(tp, uio, flag)); 623} 624 625int 626scwrite(dev_t dev, struct uio *uio, int flag) 627{ 628 struct tty *tp = scdevtotty(dev); 629 630 if (!tp) 631 return(ENXIO); 632 return((*linesw[tp->t_line].l_write)(tp, uio, flag)); 633} 634 635void 636scintr(int unit) 637{ 638 static struct tty *cur_tty; 639 int c, len; 640 u_char *cp; 641 642 /* make screensaver happy */ 643 scrn_time_stamp = time.tv_sec; 644 if (scrn_blanked) { 645 (*current_saver)(FALSE); 646 mark_all(cur_console); 647 } 648 649 /* 650 * Loop while there is still input to get from the keyboard. 651 * I don't think this is nessesary, and it doesn't fix 652 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 653 */ 654 while ((c = scgetc(SCGETC_NONBLOCK)) != NOKEY) { 655 656 cur_tty = VIRTUAL_TTY(get_scr_num()); 657 if (!(cur_tty->t_state & TS_ISOPEN)) 658 if (!((cur_tty = CONSOLE_TTY)->t_state & TS_ISOPEN)) 659 continue; 660 661 switch (c & 0xff00) { 662 case 0x0000: /* normal key */ 663 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 664 break; 665 case FKEY: /* function key, return string */ 666 if (cp = get_fstr((u_int)c, (u_int *)&len)) { 667 while (len-- > 0) 668 (*linesw[cur_tty->t_line].l_rint)(*cp++ & 0xFF, cur_tty); 669 } 670 break; 671 case MKEY: /* meta is active, prepend ESC */ 672 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 673 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 674 break; 675 case BKEY: /* backtab fixed sequence (esc [ Z) */ 676 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 677 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 678 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 679 break; 680 } 681 } 682 683 if (cur_console->status & MOUSE_ENABLED) { 684 cur_console->status &= ~MOUSE_VISIBLE; 685 remove_mouse_image(cur_console); 686 } 687} 688 689static int 690scparam(struct tty *tp, struct termios *t) 691{ 692 tp->t_ispeed = t->c_ispeed; 693 tp->t_ospeed = t->c_ospeed; 694 tp->t_cflag = t->c_cflag; 695 return 0; 696} 697 698int 699scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) 700{ 701 int error; 702 u_int i; 703 struct tty *tp; 704 struct trapframe *fp; 705 scr_stat *scp; 706 707 tp = scdevtotty(dev); 708 if (!tp) 709 return ENXIO; 710 scp = get_scr_stat(tp->t_dev); 711 712 /* If there is a user_ioctl function call that first */ 713 if (sc_user_ioctl) { 714 if (error = (*sc_user_ioctl)(dev, cmd, data, flag, p)) 715 return error; 716 } 717 718 switch (cmd) { /* process console hardware related ioctl's */ 719 720 case GIO_ATTR: /* get current attributes */ 721 *(int*)data = (scp->term.cur_attr >> 8) & 0xFF; 722 return 0; 723 724 case GIO_COLOR: /* is this a color console ? */ 725 if (crtc_addr == COLOR_BASE) 726 *(int*)data = 1; 727 else 728 *(int*)data = 0; 729 return 0; 730 731 case CONS_CURRENT: /* get current adapter type */ 732 if (crtc_vga) 733 *(int*)data = KD_VGA; 734 else 735 if (crtc_addr == MONO_BASE) 736 *(int*)data = KD_MONO; 737 else 738 *(int*)data = KD_CGA; 739 return 0; 740 741 case CONS_GET: /* get current video mode */ 742 *(int*)data = scp->mode; 743 return 0; 744 745 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 746 scrn_blank_time = *(int*)data; 747 return 0; 748 749 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 750 if ((*(int*)data) & 0x01) 751 flags |= BLINK_CURSOR; 752 else 753 flags &= ~BLINK_CURSOR; 754 if ((*(int*)data) & 0x02) { 755 if (!crtc_vga) 756 return ENXIO; 757 flags |= CHAR_CURSOR; 758 set_destructive_cursor(scp); 759 } else 760 flags &= ~CHAR_CURSOR; 761 return 0; 762 763 case CONS_BELLTYPE: /* set bell type sound/visual */ 764 if (*data) 765 flags |= VISUAL_BELL; 766 else 767 flags &= ~VISUAL_BELL; 768 return 0; 769 770 case CONS_HISTORY: /* set history size */ 771 if (*data) { 772 free(scp->history, M_DEVBUF); 773 scp->history_size = *(int*)data; 774 if (scp->history_size < scp->ysize) 775 scp->history = NULL; 776 else { 777 scp->history_size *= scp->xsize; 778 scp->history_head = scp->history_pos = scp->history = 779 (u_short *)malloc(scp->history_size*sizeof(u_short), 780 M_DEVBUF, M_WAITOK); 781 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 782 } 783 return 0; 784 } 785 else 786 return EINVAL; 787 788 case CONS_MOUSECTL: /* control mouse arrow */ 789 { 790 mouse_info_t *mouse = (mouse_info_t*)data; 791 792 if (!crtc_vga) 793 return ENXIO; 794 795 switch (mouse->operation) { 796 case MOUSE_MODE: 797 if (mouse->u.mode.signal > 0 && mouse->u.mode.signal < NSIG) { 798 scp->mouse_signal = mouse->u.mode.signal; 799 scp->mouse_proc = p; 800 scp->mouse_pid = p->p_pid; 801 } 802 else { 803 scp->mouse_signal = 0; 804 scp->mouse_proc = NULL; 805 scp->mouse_pid = 0; 806 } 807 break; 808 809 case MOUSE_SHOW: 810 if (!(scp->status & MOUSE_ENABLED)) { 811 scp->status |= (MOUSE_ENABLED | MOUSE_VISIBLE); 812 scp->mouse_oldpos = scp->mouse_pos; 813 mark_all(scp); 814 } 815 else 816 return EINVAL; 817 break; 818 819 case MOUSE_HIDE: 820 if (scp->status & MOUSE_ENABLED) { 821 scp->status &= ~(MOUSE_ENABLED | MOUSE_VISIBLE); 822 mark_all(scp); 823 } 824 else 825 return EINVAL; 826 break; 827 828 case MOUSE_MOVEABS: 829 scp->mouse_xpos = mouse->u.data.x; 830 scp->mouse_ypos = mouse->u.data.y; 831 set_mouse_pos(scp); 832 break; 833 834 case MOUSE_MOVEREL: 835 scp->mouse_xpos += mouse->u.data.x; 836 scp->mouse_ypos += mouse->u.data.y; 837 set_mouse_pos(scp); 838 break; 839 840 case MOUSE_GETINFO: 841 mouse->u.data.x = scp->mouse_xpos; 842 mouse->u.data.y = scp->mouse_ypos; 843 mouse->u.data.buttons = scp->mouse_buttons; 844 break; 845 846 case MOUSE_ACTION: 847 /* this should maybe only be settable from /dev/consolectl SOS */ 848 /* send out mouse event on /dev/sysmouse */ 849 if (cur_console->status & MOUSE_ENABLED) 850 cur_console->status |= MOUSE_VISIBLE; 851 if ((MOUSE_TTY)->t_state & TS_ISOPEN) { 852 u_char buf[5]; 853 int i; 854 855 buf[0] = 0x80 | ((~mouse->u.data.buttons) & 0x07); 856 buf[1] = (mouse->u.data.x & 0x1fe >> 1); 857 buf[3] = (mouse->u.data.x & 0x1ff) - buf[1]; 858 buf[2] = -(mouse->u.data.y & 0x1fe >> 1); 859 buf[4] = -(mouse->u.data.y & 0x1ff) - buf[2]; 860 for (i=0; i<5; i++) 861 (*linesw[(MOUSE_TTY)->t_line].l_rint)(buf[i],MOUSE_TTY); 862 } 863 cur_console->mouse_xpos += mouse->u.data.x; 864 cur_console->mouse_ypos += mouse->u.data.y; 865 if (cur_console->mouse_signal) { 866 cur_console->mouse_buttons = mouse->u.data.buttons; 867 /* has controlling process died? */ 868 if (cur_console->mouse_proc && 869 (cur_console->mouse_proc != pfind(cur_console->mouse_pid))){ 870 cur_console->mouse_signal = 0; 871 cur_console->mouse_proc = NULL; 872 cur_console->mouse_pid = 0; 873 } 874 else 875 psignal(cur_console->mouse_proc, cur_console->mouse_signal); 876 } 877 else { 878 /* process button presses */ 879 if (cur_console->mouse_buttons != mouse->u.data.buttons) { 880 cur_console->mouse_buttons = mouse->u.data.buttons; 881 if (!(cur_console->status & UNKNOWN_MODE)) { 882 if (cur_console->mouse_buttons & LEFT_BUTTON) 883 mouse_cut_start(cur_console); 884 else 885 mouse_cut_end(cur_console); 886 if (cur_console->mouse_buttons & RIGHT_BUTTON || 887 cur_console->mouse_buttons & MIDDLE_BUTTON) 888 mouse_paste(cur_console); 889 } 890 } 891 } 892 if (mouse->u.data.x != 0 || mouse->u.data.y != 0) 893 set_mouse_pos(cur_console); 894 break; 895 896 default: 897 return EINVAL; 898 } 899 /* make screensaver happy */ 900 scrn_time_stamp = time.tv_sec; 901 if (scrn_blanked) { 902 (*current_saver)(FALSE); 903 mark_all(curr_console); 904 } 905 return 0; 906 } 907 908 case CONS_GETINFO: /* get current (virtual) console info */ 909 { 910 vid_info_t *ptr = (vid_info_t*)data; 911 if (ptr->size == sizeof(struct vid_info)) { 912 ptr->m_num = get_scr_num(); 913 ptr->mv_col = scp->xpos; 914 ptr->mv_row = scp->ypos; 915 ptr->mv_csz = scp->xsize; 916 ptr->mv_rsz = scp->ysize; 917 ptr->mv_norm.fore = (scp->term.std_color & 0x0f00)>>8; 918 ptr->mv_norm.back = (scp->term.std_color & 0xf000)>>12; 919 ptr->mv_rev.fore = (scp->term.rev_color & 0x0f00)>>8; 920 ptr->mv_rev.back = (scp->term.rev_color & 0xf000)>>12; 921 ptr->mv_grfc.fore = 0; /* not supported */ 922 ptr->mv_grfc.back = 0; /* not supported */ 923 ptr->mv_ovscan = scp->border; 924 ptr->mk_keylock = scp->status & LOCK_KEY_MASK; 925 return 0; 926 } 927 return EINVAL; 928 } 929 930 case CONS_GETVERS: /* get version number */ 931 *(int*)data = 0x200; /* version 2.0 */ 932 return 0; 933 934 /* VGA TEXT MODES */ 935 case SW_VGA_C40x25: 936 case SW_VGA_C80x25: case SW_VGA_M80x25: 937 case SW_VGA_C80x30: case SW_VGA_M80x30: 938 case SW_VGA_C80x50: case SW_VGA_M80x50: 939 case SW_VGA_C80x60: case SW_VGA_M80x60: 940 case SW_B40x25: case SW_C40x25: 941 case SW_B80x25: case SW_C80x25: 942 case SW_ENH_B40x25: case SW_ENH_C40x25: 943 case SW_ENH_B80x25: case SW_ENH_C80x25: 944 case SW_ENH_B80x43: case SW_ENH_C80x43: 945 946 if (!crtc_vga || video_mode_ptr == NULL) 947 return ENXIO; 948 switch (cmd & 0xff) { 949 case M_VGA_C80x60: case M_VGA_M80x60: 950 if (!(fonts_loaded & FONT_8)) 951 return EINVAL; 952 scp->xsize = 80; 953 scp->ysize = 60; 954 break; 955 case M_VGA_C80x50: case M_VGA_M80x50: 956 if (!(fonts_loaded & FONT_8)) 957 return EINVAL; 958 scp->xsize = 80; 959 scp->ysize = 50; 960 break; 961 case M_ENH_B80x43: case M_ENH_C80x43: 962 if (!(fonts_loaded & FONT_8)) 963 return EINVAL; 964 scp->xsize = 80; 965 scp->ysize = 43; 966 break; 967 case M_VGA_C80x30: case M_VGA_M80x30: 968 scp->xsize = 80; 969 scp->ysize = 30; 970 break; 971 default: 972 if ((cmd & 0xff) > M_VGA_CG320) 973 return EINVAL; 974 else 975 scp->xsize = *(video_mode_ptr+((cmd&0xff)*64)); 976 scp->ysize = *(video_mode_ptr+((cmd&0xff)*64)+1)+1; 977 break; 978 } 979 scp->mode = cmd & 0xff; 980 free(scp->scr_buf, M_DEVBUF); 981 scp->scr_buf = (u_short *) 982 malloc(scp->xsize*scp->ysize*sizeof(u_short), M_DEVBUF, M_WAITOK); 983 scp->cursor_pos = scp->cursor_oldpos = 984 scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; 985 scp->mouse_pos = scp->mouse_oldpos = 986 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 987 scp->mouse_xpos/8); 988 free(cut_buffer, M_DEVBUF); 989 cut_buffer = (char *)malloc(scp->xsize*scp->ysize, M_DEVBUF, M_NOWAIT); 990 cut_buffer[0] = 0x00; 991 if (scp == cur_console) 992 set_mode(scp); 993 scp->status &= ~UNKNOWN_MODE; 994 clear_screen(scp); 995 if (tp->t_winsize.ws_col != scp->xsize 996 || tp->t_winsize.ws_row != scp->ysize) { 997 tp->t_winsize.ws_col = scp->xsize; 998 tp->t_winsize.ws_row = scp->ysize; 999 pgsignal(tp->t_pgrp, SIGWINCH, 1); 1000 } 1001 return 0; 1002 1003 /* GRAPHICS MODES */ 1004 case SW_BG320: case SW_BG640: 1005 case SW_CG320: case SW_CG320_D: case SW_CG640_E: 1006 case SW_CG640x350: case SW_ENH_CG640: 1007 case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320: 1008 1009 if (!crtc_vga || video_mode_ptr == NULL) 1010 return ENXIO; 1011 scp->mode = cmd & 0xFF; 1012 scp->xpixel = (*(video_mode_ptr + (scp->mode*64))) * 8; 1013 scp->ypixel = (*(video_mode_ptr + (scp->mode*64) + 1) + 1) * 1014 (*(video_mode_ptr + (scp->mode*64) + 2)); 1015 if (scp == cur_console) 1016 set_mode(scp); 1017 scp->status |= UNKNOWN_MODE; /* graphics mode */ 1018 /* clear_graphics();*/ 1019 1020 if (tp->t_winsize.ws_xpixel != scp->xpixel 1021 || tp->t_winsize.ws_ypixel != scp->ypixel) { 1022 tp->t_winsize.ws_xpixel = scp->xpixel; 1023 tp->t_winsize.ws_ypixel = scp->ypixel; 1024 pgsignal(tp->t_pgrp, SIGWINCH, 1); 1025 } 1026 return 0; 1027 1028 case VT_SETMODE: /* set screen switcher mode */ 1029 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 1030 if (scp->smode.mode == VT_PROCESS) { 1031 scp->proc = p; 1032 scp->pid = scp->proc->p_pid; 1033 } 1034 return 0; 1035 1036 case VT_GETMODE: /* get screen switcher mode */ 1037 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 1038 return 0; 1039 1040 case VT_RELDISP: /* screen switcher ioctl */ 1041 switch(*data) { 1042 case VT_FALSE: /* user refuses to release screen, abort */ 1043 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 1044 old_scp->status &= ~SWITCH_WAIT_REL; 1045 switch_in_progress = FALSE; 1046 return 0; 1047 } 1048 return EINVAL; 1049 1050 case VT_TRUE: /* user has released screen, go on */ 1051 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 1052 scp->status &= ~SWITCH_WAIT_REL; 1053 exchange_scr(); 1054 if (new_scp->smode.mode == VT_PROCESS) { 1055 new_scp->status |= SWITCH_WAIT_ACQ; 1056 psignal(new_scp->proc, new_scp->smode.acqsig); 1057 } 1058 else 1059 switch_in_progress = FALSE; 1060 return 0; 1061 } 1062 return EINVAL; 1063 1064 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1065 if (scp == new_scp && (scp->status & SWITCH_WAIT_ACQ)) { 1066 scp->status &= ~SWITCH_WAIT_ACQ; 1067 switch_in_progress = FALSE; 1068 return 0; 1069 } 1070 return EINVAL; 1071 1072 default: 1073 return EINVAL; 1074 } 1075 /* NOT REACHED */ 1076 1077 case VT_OPENQRY: /* return free virtual console */ 1078 for (i = 0; i < MAXCONS; i++) { 1079 tp = VIRTUAL_TTY(i); 1080 if (!(tp->t_state & TS_ISOPEN)) { 1081 *data = i + 1; 1082 return 0; 1083 } 1084 } 1085 return EINVAL; 1086 1087 case VT_ACTIVATE: /* switch to screen *data */ 1088 return switch_scr(scp, (*data) - 1); 1089 1090 case VT_WAITACTIVE: /* wait for switch to occur */ 1091 if (*data > MAXCONS || *data < 0) 1092 return EINVAL; 1093 if (minor(dev) == (*data) - 1) 1094 return 0; 1095 if (*data == 0) { 1096 if (scp == cur_console) 1097 return 0; 1098 } 1099 else 1100 scp = console[(*data) - 1]; 1101 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 1102 "waitvt", 0)) == ERESTART) ; 1103 return error; 1104 1105 case VT_GETACTIVE: 1106 *data = get_scr_num()+1; 1107 return 0; 1108 1109 case KDENABIO: /* allow io operations */ 1110 error = suser(p->p_ucred, &p->p_acflag); 1111 if (error != 0) 1112 return error; 1113 if (securelevel > 0) 1114 return EPERM; 1115 fp = (struct trapframe *)p->p_md.md_regs; 1116 fp->tf_eflags |= PSL_IOPL; 1117 return 0; 1118 1119 case KDDISABIO: /* disallow io operations (default) */ 1120 fp = (struct trapframe *)p->p_md.md_regs; 1121 fp->tf_eflags &= ~PSL_IOPL; 1122 return 0; 1123 1124 case KDSETMODE: /* set current mode of this (virtual) console */ 1125 switch (*data) { 1126 case KD_TEXT: /* switch to TEXT (known) mode */ 1127 /* restore fonts & palette ! */ 1128 if (crtc_vga) { 1129 if (fonts_loaded & FONT_8) 1130 copy_font(LOAD, FONT_8, font_8); 1131 if (fonts_loaded & FONT_14) 1132 copy_font(LOAD, FONT_14, font_14); 1133 if (fonts_loaded & FONT_16) 1134 copy_font(LOAD, FONT_16, font_16); 1135 if (flags & CHAR_CURSOR) 1136 set_destructive_cursor(scp); 1137 load_palette(palette); 1138 } 1139 /* FALL THROUGH */ 1140 1141 case KD_TEXT1: /* switch to TEXT (known) mode */ 1142 /* no restore fonts & palette */ 1143 if (crtc_vga && video_mode_ptr) 1144 set_mode(scp); 1145 scp->status &= ~UNKNOWN_MODE; 1146 clear_screen(scp); 1147 return 0; 1148 1149 case KD_GRAPHICS: /* switch to GRAPHICS (unknown) mode */ 1150 scp->status |= UNKNOWN_MODE; 1151 return 0; 1152 default: 1153 return EINVAL; 1154 } 1155 /* NOT REACHED */ 1156 1157 case KDGETMODE: /* get current mode of this (virtual) console */ 1158 *data = (scp->status & UNKNOWN_MODE) ? KD_GRAPHICS : KD_TEXT; 1159 return 0; 1160 1161 case KDSBORDER: /* set border color of this (virtual) console */ 1162 if (!crtc_vga) 1163 return ENXIO; 1164 scp->border = *data; 1165 if (scp == cur_console) 1166 set_border(scp->border); 1167 return 0; 1168 1169 case KDSKBSTATE: /* set keyboard state (locks) */ 1170 if (*data >= 0 && *data <= LOCK_KEY_MASK) { 1171 scp->status &= ~LOCK_KEY_MASK; 1172 scp->status |= *data; 1173 if (scp == cur_console) 1174 update_leds(scp->status); 1175 return 0; 1176 } 1177 return EINVAL; 1178 1179 case KDGKBSTATE: /* get keyboard state (locks) */ 1180 *data = scp->status & LOCK_KEY_MASK; 1181 return 0; 1182 1183 case KDSETRAD: /* set keyboard repeat & delay rates */ 1184 if (*data & 0x80) 1185 return EINVAL; 1186 if (sc_kbdc != NULL) 1187 set_keyboard(KBDC_SET_TYPEMATIC, *data); 1188 return 0; 1189 1190 case KDSKBMODE: /* set keyboard mode */ 1191 switch (*data) { 1192 case K_RAW: /* switch to RAW scancode mode */ 1193 scp->status |= KBD_RAW_MODE; 1194 return 0; 1195 1196 case K_XLATE: /* switch to XLT ascii mode */ 1197 if (scp == cur_console && scp->status & KBD_RAW_MODE) 1198 shfts = ctls = alts = agrs = metas = 0; 1199 scp->status &= ~KBD_RAW_MODE; 1200 return 0; 1201 default: 1202 return EINVAL; 1203 } 1204 /* NOT REACHED */ 1205 1206 case KDGKBMODE: /* get keyboard mode */ 1207 *data = (scp->status & KBD_RAW_MODE) ? K_RAW : K_XLATE; 1208 return 0; 1209 1210 case KDMKTONE: /* sound the bell */ 1211 if (*(int*)data) 1212 do_bell(scp, (*(int*)data)&0xffff, 1213 (((*(int*)data)>>16)&0xffff)*hz/1000); 1214 else 1215 do_bell(scp, scp->bell_pitch, scp->bell_duration); 1216 return 0; 1217 1218 case KIOCSOUND: /* make tone (*data) hz */ 1219 if (scp == cur_console) { 1220 if (*(int*)data) { 1221 int pitch = timer_freq / *(int*)data; 1222 1223 /* set command for counter 2, 2 byte write */ 1224 if (acquire_timer2(TIMER_16BIT|TIMER_SQWAVE)) 1225 return EBUSY; 1226 1227 /* set pitch */ 1228 outb(TIMER_CNTR2, pitch); 1229 outb(TIMER_CNTR2, (pitch>>8)); 1230 1231 /* enable counter 2 output to speaker */ 1232 outb(IO_PPI, inb(IO_PPI) | 3); 1233 } 1234 else { 1235 /* disable counter 2 output to speaker */ 1236 outb(IO_PPI, inb(IO_PPI) & 0xFC); 1237 release_timer2(); 1238 } 1239 } 1240 return 0; 1241 1242 case KDGKBTYPE: /* get keyboard type */ 1243 *data = 0; /* type not known (yet) */ 1244 return 0; 1245 1246 case KDSETLED: /* set keyboard LED status */ 1247 if (*data >= 0 && *data <= LED_MASK) { 1248 scp->status &= ~LED_MASK; 1249 scp->status |= *data; 1250 if (scp == cur_console) 1251 update_leds(scp->status); 1252 return 0; 1253 } 1254 return EINVAL; 1255 1256 case KDGETLED: /* get keyboard LED status */ 1257 *data = scp->status & LED_MASK; 1258 return 0; 1259 1260 case GETFKEY: /* get functionkey string */ 1261 if (*(u_short*)data < n_fkey_tab) { 1262 fkeyarg_t *ptr = (fkeyarg_t*)data; 1263 bcopy(&fkey_tab[ptr->keynum].str, ptr->keydef, 1264 fkey_tab[ptr->keynum].len); 1265 ptr->flen = fkey_tab[ptr->keynum].len; 1266 return 0; 1267 } 1268 else 1269 return EINVAL; 1270 1271 case SETFKEY: /* set functionkey string */ 1272 if (*(u_short*)data < n_fkey_tab) { 1273 fkeyarg_t *ptr = (fkeyarg_t*)data; 1274 bcopy(ptr->keydef, &fkey_tab[ptr->keynum].str, 1275 min(ptr->flen, MAXFK)); 1276 fkey_tab[ptr->keynum].len = min(ptr->flen, MAXFK); 1277 return 0; 1278 } 1279 else 1280 return EINVAL; 1281 1282 case GIO_SCRNMAP: /* get output translation table */ 1283 bcopy(&scr_map, data, sizeof(scr_map)); 1284 return 0; 1285 1286 case PIO_SCRNMAP: /* set output translation table */ 1287 bcopy(data, &scr_map, sizeof(scr_map)); 1288 for (i=0; i<sizeof(scr_map); i++) 1289 scr_rmap[scr_map[i]] = i; 1290 return 0; 1291 1292 case GIO_KEYMAP: /* get keyboard translation table */ 1293 bcopy(&key_map, data, sizeof(key_map)); 1294 return 0; 1295 1296 case PIO_KEYMAP: /* set keyboard translation table */ 1297 bcopy(data, &key_map, sizeof(key_map)); 1298 return 0; 1299 1300 case PIO_FONT8x8: /* set 8x8 dot font */ 1301 if (!crtc_vga) 1302 return ENXIO; 1303 bcopy(data, font_8, 8*256); 1304 fonts_loaded |= FONT_8; 1305 copy_font(LOAD, FONT_8, font_8); 1306 if (flags & CHAR_CURSOR) 1307 set_destructive_cursor(scp); 1308 return 0; 1309 1310 case GIO_FONT8x8: /* get 8x8 dot font */ 1311 if (!crtc_vga) 1312 return ENXIO; 1313 if (fonts_loaded & FONT_8) { 1314 bcopy(font_8, data, 8*256); 1315 return 0; 1316 } 1317 else 1318 return ENXIO; 1319 1320 case PIO_FONT8x14: /* set 8x14 dot font */ 1321 if (!crtc_vga) 1322 return ENXIO; 1323 bcopy(data, font_14, 14*256); 1324 fonts_loaded |= FONT_14; 1325 copy_font(LOAD, FONT_14, font_14); 1326 if (flags & CHAR_CURSOR) 1327 set_destructive_cursor(scp); 1328 return 0; 1329 1330 case GIO_FONT8x14: /* get 8x14 dot font */ 1331 if (!crtc_vga) 1332 return ENXIO; 1333 if (fonts_loaded & FONT_14) { 1334 bcopy(font_14, data, 14*256); 1335 return 0; 1336 } 1337 else 1338 return ENXIO; 1339 1340 case PIO_FONT8x16: /* set 8x16 dot font */ 1341 if (!crtc_vga) 1342 return ENXIO; 1343 bcopy(data, font_16, 16*256); 1344 fonts_loaded |= FONT_16; 1345 copy_font(LOAD, FONT_16, font_16); 1346 if (flags & CHAR_CURSOR) 1347 set_destructive_cursor(scp); 1348 return 0; 1349 1350 case GIO_FONT8x16: /* get 8x16 dot font */ 1351 if (!crtc_vga) 1352 return ENXIO; 1353 if (fonts_loaded & FONT_16) { 1354 bcopy(font_16, data, 16*256); 1355 return 0; 1356 } 1357 else 1358 return ENXIO; 1359 default: 1360 break; 1361 } 1362 1363 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 1364 if (error >= 0) 1365 return(error); 1366 error = ttioctl(tp, cmd, data, flag); 1367 if (error >= 0) 1368 return(error); 1369 return(ENOTTY); 1370} 1371 1372static void 1373scstart(struct tty *tp) 1374{ 1375 struct clist *rbp; 1376 int s, len; 1377 u_char buf[PCBURST]; 1378 scr_stat *scp = get_scr_stat(tp->t_dev); 1379 1380 if (scp->status & SLKED || blink_in_progress) 1381 return; /* XXX who repeats the call when the above flags are cleared? */ 1382 s = spltty(); 1383 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1384 tp->t_state |= TS_BUSY; 1385 rbp = &tp->t_outq; 1386 while (rbp->c_cc) { 1387 len = q_to_b(rbp, buf, PCBURST); 1388 splx(s); 1389 ansi_put(scp, buf, len); 1390 s = spltty(); 1391 } 1392 tp->t_state &= ~TS_BUSY; 1393 ttwwakeup(tp); 1394 } 1395 splx(s); 1396} 1397 1398static void 1399scmousestart(struct tty *tp) 1400{ 1401 struct clist *rbp; 1402 int s; 1403 u_char buf[PCBURST]; 1404 1405 s = spltty(); 1406 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 1407 tp->t_state |= TS_BUSY; 1408 rbp = &tp->t_outq; 1409 while (rbp->c_cc) { 1410 q_to_b(rbp, buf, PCBURST); 1411 } 1412 tp->t_state &= ~TS_BUSY; 1413 ttwwakeup(tp); 1414 } 1415 splx(s); 1416} 1417 1418void 1419sccnprobe(struct consdev *cp) 1420{ 1421 struct isa_device *dvp; 1422 1423 /* 1424 * Take control if we are the highest priority enabled display device. 1425 */ 1426 dvp = find_display(); 1427 if (dvp == NULL || dvp->id_driver != &scdriver) { 1428 cp->cn_pri = CN_DEAD; 1429 return; 1430 } 1431 1432 /* initialize required fields */ 1433 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLE); 1434 cp->cn_pri = CN_INTERNAL; 1435 1436 sc_kbdc = kbdc_open(sc_port); 1437} 1438 1439void 1440sccninit(struct consdev *cp) 1441{ 1442 scinit(); 1443} 1444 1445void 1446sccnputc(dev_t dev, int c) 1447{ 1448 u_char buf[1]; 1449 int s; 1450 scr_stat *scp = console[0]; 1451 term_stat save = scp->term; 1452 1453 scp->term = kernel_console; 1454 current_default = &kernel_default; 1455 if (scp == cur_console && !(scp->status & UNKNOWN_MODE)) 1456 remove_cursor_image(scp); 1457 buf[0] = c; 1458 ansi_put(scp, buf, 1); 1459 kernel_console = scp->term; 1460 current_default = &user_default; 1461 scp->term = save; 1462 s = splclock(); 1463 if (scp == cur_console && !(scp->status & UNKNOWN_MODE)) { 1464 if (/* timer not running && */ (scp->start <= scp->end)) { 1465 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start, 1466 (1 + scp->end - scp->start) * sizeof(u_short)); 1467 scp->start = scp->xsize * scp->ysize; 1468 scp->end = 0; 1469 } 1470 scp->cursor_oldpos = scp->cursor_pos; 1471 draw_cursor_image(scp); 1472 } 1473 splx(s); 1474} 1475 1476int 1477sccngetc(dev_t dev) 1478{ 1479 int s = spltty(); /* block scintr while we poll */ 1480 int c = scgetc(SCGETC_CN); 1481 splx(s); 1482 return(c); 1483} 1484 1485int 1486sccncheckc(dev_t dev) 1487{ 1488 int c, s; 1489 1490 s = spltty(); 1491 c = scgetc(SCGETC_CN | SCGETC_NONBLOCK); 1492 splx(s); 1493 return(c == NOKEY ? -1 : c); /* c == -1 can't happen */ 1494} 1495 1496static scr_stat 1497*get_scr_stat(dev_t dev) 1498{ 1499 int unit = minor(dev); 1500 1501 if (unit == SC_CONSOLE) 1502 return console[0]; 1503 if (unit >= MAXCONS || unit < 0) 1504 return(NULL); 1505 return console[unit]; 1506} 1507 1508static int 1509get_scr_num() 1510{ 1511 int i = 0; 1512 1513 while ((i < MAXCONS) && (cur_console != console[i])) 1514 i++; 1515 return i < MAXCONS ? i : 0; 1516} 1517 1518static void 1519scrn_timer() 1520{ 1521 scr_stat *scp = cur_console; 1522 int s = spltty(); 1523 1524 /* 1525 * With release 2.1 of the Xaccel server, the keyboard is left 1526 * hanging pretty often. Apparently an interrupt from the 1527 * keyboard is lost, and I don't know why (yet). 1528 * This ugly hack calls scintr if input is ready for the keyboard 1529 * and conveniently hides the problem. XXX 1530 */ 1531 /* Try removing anything stuck in the keyboard controller; whether 1532 * it's a keyboard scan code or mouse data. `scintr()' doesn't 1533 * read the mouse data directly, but `kbdio' routines will, as a 1534 * side effect. 1535 */ 1536 if (kbdc_lock(sc_kbdc, TRUE)) { 1537 /* 1538 * We have seen the lock flag is not set. Let's reset the flag early; 1539 * otherwise `update_led()' failes which may want the lock 1540 * during `scintr()'. 1541 */ 1542 kbdc_lock(sc_kbdc, FALSE); 1543 if (kbdc_data_ready(sc_kbdc)) 1544 scintr(0); 1545 } 1546 1547 /* should we just return ? */ 1548 if ((scp->status&UNKNOWN_MODE) || blink_in_progress || switch_in_progress) { 1549 timeout((timeout_func_t)scrn_timer, 0, hz/10); 1550 splx(s); 1551 return; 1552 } 1553 1554 if (!scrn_blanked) { 1555 /* update screen image */ 1556 if (scp->start <= scp->end) { 1557 bcopyw(scp->scr_buf + scp->start, Crtat + scp->start, 1558 (1 + scp->end - scp->start) * sizeof(u_short)); 1559 } 1560 1561 /* update "pseudo" mouse pointer image */ 1562 if ((scp->status & MOUSE_VISIBLE) && crtc_vga) { 1563 /* did mouse move since last time ? */ 1564 if (scp->status & MOUSE_MOVED) { 1565 /* do we need to remove old mouse pointer image ? */ 1566 if (scp->mouse_cut_start != NULL || 1567 (scp->mouse_pos-scp->scr_buf) <= scp->start || 1568 (scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->end) { 1569 remove_mouse_image(scp); 1570 } 1571 scp->status &= ~MOUSE_MOVED; 1572 draw_mouse_image(scp); 1573 } 1574 else { 1575 /* mouse didn't move, has it been overwritten ? */ 1576 if ((scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->start && 1577 (scp->mouse_pos - scp->scr_buf) <= scp->end) { 1578 draw_mouse_image(scp); 1579 } 1580 } 1581 } 1582 1583 /* update cursor image */ 1584 if (scp->status & CURSOR_ENABLED) { 1585 /* did cursor move since last time ? */ 1586 if (scp->cursor_pos != scp->cursor_oldpos) { 1587 /* do we need to remove old cursor image ? */ 1588 if ((scp->cursor_oldpos - scp->scr_buf) < scp->start || 1589 ((scp->cursor_oldpos - scp->scr_buf) > scp->end)) { 1590 remove_cursor_image(scp); 1591 } 1592 scp->cursor_oldpos = scp->cursor_pos; 1593 draw_cursor_image(scp); 1594 } 1595 else { 1596 /* cursor didn't move, has it been overwritten ? */ 1597 if (scp->cursor_pos - scp->scr_buf >= scp->start && 1598 scp->cursor_pos - scp->scr_buf <= scp->end) { 1599 draw_cursor_image(scp); 1600 } else { 1601 /* if its a blinking cursor, we may have to update it */ 1602 if (flags & BLINK_CURSOR) 1603 draw_cursor_image(scp); 1604 } 1605 } 1606 blinkrate++; 1607 } 1608 1609 if (scp->mouse_cut_start != NULL) 1610 draw_cutmarking(scp); 1611 1612 scp->end = 0; 1613 scp->start = scp->xsize*scp->ysize; 1614 } 1615 if (scrn_blank_time && (time.tv_sec > scrn_time_stamp+scrn_blank_time)) 1616 (*current_saver)(TRUE); 1617 timeout((timeout_func_t)scrn_timer, 0, hz/25); 1618 splx(s); 1619} 1620 1621static void 1622clear_screen(scr_stat *scp) 1623{ 1624 move_crsr(scp, 0, 0); 1625 scp->cursor_oldpos = scp->cursor_pos; 1626 fillw(scp->term.cur_color | scr_map[0x20], scp->scr_buf, 1627 scp->xsize * scp->ysize); 1628 mark_all(scp); 1629 remove_cutmarking(scp); 1630} 1631 1632static int 1633switch_scr(scr_stat *scp, u_int next_scr) 1634{ 1635 if (switch_in_progress && (cur_console->proc != pfind(cur_console->pid))) 1636 switch_in_progress = FALSE; 1637 1638 if (next_scr >= MAXCONS || switch_in_progress || 1639 (cur_console->smode.mode == VT_AUTO 1640 && cur_console->status & UNKNOWN_MODE)) { 1641 do_bell(scp, BELL_PITCH, BELL_DURATION); 1642 return EINVAL; 1643 } 1644 1645 /* is the wanted virtual console open ? */ 1646 if (next_scr) { 1647 struct tty *tp = VIRTUAL_TTY(next_scr); 1648 if (!(tp->t_state & TS_ISOPEN)) { 1649 do_bell(scp, BELL_PITCH, BELL_DURATION); 1650 return EINVAL; 1651 } 1652 } 1653 /* delay switch if actively updating screen */ 1654 if (write_in_progress || blink_in_progress) { 1655 delayed_next_scr = next_scr+1; 1656 return 0; 1657 } 1658 switch_in_progress = TRUE; 1659 old_scp = cur_console; 1660 new_scp = console[next_scr]; 1661 wakeup((caddr_t)&new_scp->smode); 1662 if (new_scp == old_scp) { 1663 switch_in_progress = FALSE; 1664 delayed_next_scr = FALSE; 1665 return 0; 1666 } 1667 1668 /* has controlling process died? */ 1669 if (old_scp->proc && (old_scp->proc != pfind(old_scp->pid))) 1670 old_scp->smode.mode = VT_AUTO; 1671 if (new_scp->proc && (new_scp->proc != pfind(new_scp->pid))) 1672 new_scp->smode.mode = VT_AUTO; 1673 1674 /* check the modes and switch appropriately */ 1675 if (old_scp->smode.mode == VT_PROCESS) { 1676 old_scp->status |= SWITCH_WAIT_REL; 1677 psignal(old_scp->proc, old_scp->smode.relsig); 1678 } 1679 else { 1680 exchange_scr(); 1681 if (new_scp->smode.mode == VT_PROCESS) { 1682 new_scp->status |= SWITCH_WAIT_ACQ; 1683 psignal(new_scp->proc, new_scp->smode.acqsig); 1684 } 1685 else 1686 switch_in_progress = FALSE; 1687 } 1688 return 0; 1689} 1690 1691static void 1692exchange_scr(void) 1693{ 1694 move_crsr(old_scp, old_scp->xpos, old_scp->ypos); 1695 cur_console = new_scp; 1696 if (old_scp->mode != new_scp->mode || (old_scp->status & UNKNOWN_MODE)){ 1697 if (crtc_vga && video_mode_ptr) 1698 set_mode(new_scp); 1699 } 1700 move_crsr(new_scp, new_scp->xpos, new_scp->ypos); 1701 if ((old_scp->status & UNKNOWN_MODE) && crtc_vga) { 1702 if (flags & CHAR_CURSOR) 1703 set_destructive_cursor(new_scp); 1704 load_palette(palette); 1705 } 1706 if (old_scp->status & KBD_RAW_MODE || new_scp->status & KBD_RAW_MODE) 1707 shfts = ctls = alts = agrs = metas = 0; 1708 update_leds(new_scp->status); 1709 delayed_next_scr = FALSE; 1710 mark_all(new_scp); 1711} 1712 1713static void 1714scan_esc(scr_stat *scp, u_char c) 1715{ 1716 static u_char ansi_col[16] = 1717 {0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15}; 1718 int i, n; 1719 u_short *src, *dst, count; 1720 1721 if (scp->term.esc == 1) { 1722 switch (c) { 1723 1724 case '7': /* Save cursor position */ 1725 scp->saved_xpos = scp->xpos; 1726 scp->saved_ypos = scp->ypos; 1727 break; 1728 1729 case '8': /* Restore saved cursor position */ 1730 if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) 1731 move_crsr(scp, scp->saved_xpos, scp->saved_ypos); 1732 break; 1733 1734 case '[': /* Start ESC [ sequence */ 1735 scp->term.esc = 2; 1736 scp->term.last_param = -1; 1737 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 1738 scp->term.param[i] = 1; 1739 scp->term.num_param = 0; 1740 return; 1741 1742 case 'M': /* Move cursor up 1 line, scroll if at top */ 1743 if (scp->ypos > 0) 1744 move_crsr(scp, scp->xpos, scp->ypos - 1); 1745 else { 1746 bcopyw(scp->scr_buf, scp->scr_buf + scp->xsize, 1747 (scp->ysize - 1) * scp->xsize * sizeof(u_short)); 1748 fillw(scp->term.cur_color | scr_map[0x20], 1749 scp->scr_buf, scp->xsize); 1750 mark_all(scp); 1751 } 1752 break; 1753#if notyet 1754 case 'Q': 1755 scp->term.esc = 4; 1756 break; 1757#endif 1758 case 'c': /* Clear screen & home */ 1759 clear_screen(scp); 1760 break; 1761 } 1762 } 1763 else if (scp->term.esc == 2) { 1764 if (c >= '0' && c <= '9') { 1765 if (scp->term.num_param < MAX_ESC_PAR) { 1766 if (scp->term.last_param != scp->term.num_param) { 1767 scp->term.last_param = scp->term.num_param; 1768 scp->term.param[scp->term.num_param] = 0; 1769 } 1770 else 1771 scp->term.param[scp->term.num_param] *= 10; 1772 scp->term.param[scp->term.num_param] += c - '0'; 1773 return; 1774 } 1775 } 1776 scp->term.num_param = scp->term.last_param + 1; 1777 switch (c) { 1778 1779 case ';': 1780 if (scp->term.num_param < MAX_ESC_PAR) 1781 return; 1782 break; 1783 1784 case '=': 1785 scp->term.esc = 3; 1786 scp->term.last_param = -1; 1787 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 1788 scp->term.param[i] = 1; 1789 scp->term.num_param = 0; 1790 return; 1791 1792 case 'A': /* up n rows */ 1793 n = scp->term.param[0]; if (n < 1) n = 1; 1794 move_crsr(scp, scp->xpos, scp->ypos - n); 1795 break; 1796 1797 case 'B': /* down n rows */ 1798 n = scp->term.param[0]; if (n < 1) n = 1; 1799 move_crsr(scp, scp->xpos, scp->ypos + n); 1800 break; 1801 1802 case 'C': /* right n columns */ 1803 n = scp->term.param[0]; if (n < 1) n = 1; 1804 move_crsr(scp, scp->xpos + n, scp->ypos); 1805 break; 1806 1807 case 'D': /* left n columns */ 1808 n = scp->term.param[0]; if (n < 1) n = 1; 1809 move_crsr(scp, scp->xpos - n, scp->ypos); 1810 break; 1811 1812 case 'E': /* cursor to start of line n lines down */ 1813 n = scp->term.param[0]; if (n < 1) n = 1; 1814 move_crsr(scp, 0, scp->ypos + n); 1815 break; 1816 1817 case 'F': /* cursor to start of line n lines up */ 1818 n = scp->term.param[0]; if (n < 1) n = 1; 1819 move_crsr(scp, 0, scp->ypos - n); 1820 break; 1821 1822 case 'f': /* Cursor move */ 1823 case 'H': 1824 if (scp->term.num_param == 0) 1825 move_crsr(scp, 0, 0); 1826 else if (scp->term.num_param == 2) 1827 move_crsr(scp, scp->term.param[1] - 1, scp->term.param[0] - 1); 1828 break; 1829 1830 case 'J': /* Clear all or part of display */ 1831 if (scp->term.num_param == 0) 1832 n = 0; 1833 else 1834 n = scp->term.param[0]; 1835 switch (n) { 1836 case 0: /* clear form cursor to end of display */ 1837 fillw(scp->term.cur_color | scr_map[0x20], 1838 scp->cursor_pos, 1839 scp->scr_buf + scp->xsize * scp->ysize - scp->cursor_pos); 1840 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1841 mark_for_update(scp, scp->xsize * scp->ysize); 1842 remove_cutmarking(scp); 1843 break; 1844 case 1: /* clear from beginning of display to cursor */ 1845 fillw(scp->term.cur_color | scr_map[0x20], 1846 scp->scr_buf, 1847 scp->cursor_pos - scp->scr_buf); 1848 mark_for_update(scp, 0); 1849 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1850 remove_cutmarking(scp); 1851 break; 1852 case 2: /* clear entire display */ 1853 fillw(scp->term.cur_color | scr_map[0x20], scp->scr_buf, 1854 scp->xsize * scp->ysize); 1855 mark_all(scp); 1856 remove_cutmarking(scp); 1857 break; 1858 } 1859 break; 1860 1861 case 'K': /* Clear all or part of line */ 1862 if (scp->term.num_param == 0) 1863 n = 0; 1864 else 1865 n = scp->term.param[0]; 1866 switch (n) { 1867 case 0: /* clear form cursor to end of line */ 1868 fillw(scp->term.cur_color | scr_map[0x20], 1869 scp->cursor_pos, 1870 scp->xsize - scp->xpos); 1871 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1872 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + 1873 scp->xsize - scp->xpos); 1874 break; 1875 case 1: /* clear from beginning of line to cursor */ 1876 fillw(scp->term.cur_color | scr_map[0x20], 1877 scp->cursor_pos - scp->xpos, 1878 scp->xpos + 1); 1879 mark_for_update(scp, scp->ypos * scp->xsize); 1880 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1881 break; 1882 case 2: /* clear entire line */ 1883 fillw(scp->term.cur_color | scr_map[0x20], 1884 scp->cursor_pos - scp->xpos, 1885 scp->xsize); 1886 mark_for_update(scp, scp->ypos * scp->xsize); 1887 mark_for_update(scp, (scp->ypos + 1) * scp->xsize); 1888 break; 1889 } 1890 break; 1891 1892 case 'L': /* Insert n lines */ 1893 n = scp->term.param[0]; if (n < 1) n = 1; 1894 if (n > scp->ysize - scp->ypos) 1895 n = scp->ysize - scp->ypos; 1896 src = scp->scr_buf + scp->ypos * scp->xsize; 1897 dst = src + n * scp->xsize; 1898 count = scp->ysize - (scp->ypos + n); 1899 bcopyw(src, dst, count * scp->xsize * sizeof(u_short)); 1900 fillw(scp->term.cur_color | scr_map[0x20], src, 1901 n * scp->xsize); 1902 mark_for_update(scp, scp->ypos * scp->xsize); 1903 mark_for_update(scp, scp->xsize * scp->ysize); 1904 break; 1905 1906 case 'M': /* Delete n lines */ 1907 n = scp->term.param[0]; if (n < 1) n = 1; 1908 if (n > scp->ysize - scp->ypos) 1909 n = scp->ysize - scp->ypos; 1910 dst = scp->scr_buf + scp->ypos * scp->xsize; 1911 src = dst + n * scp->xsize; 1912 count = scp->ysize - (scp->ypos + n); 1913 bcopyw(src, dst, count * scp->xsize * sizeof(u_short)); 1914 src = dst + count * scp->xsize; 1915 fillw(scp->term.cur_color | scr_map[0x20], src, 1916 n * scp->xsize); 1917 mark_for_update(scp, scp->ypos * scp->xsize); 1918 mark_for_update(scp, scp->xsize * scp->ysize); 1919 break; 1920 1921 case 'P': /* Delete n chars */ 1922 n = scp->term.param[0]; if (n < 1) n = 1; 1923 if (n > scp->xsize - scp->xpos) 1924 n = scp->xsize - scp->xpos; 1925 dst = scp->cursor_pos; 1926 src = dst + n; 1927 count = scp->xsize - (scp->xpos + n); 1928 bcopyw(src, dst, count * sizeof(u_short)); 1929 src = dst + count; 1930 fillw(scp->term.cur_color | scr_map[0x20], src, n); 1931 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1932 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 1933 break; 1934 1935 case '@': /* Insert n chars */ 1936 n = scp->term.param[0]; if (n < 1) n = 1; 1937 if (n > scp->xsize - scp->xpos) 1938 n = scp->xsize - scp->xpos; 1939 src = scp->cursor_pos; 1940 dst = src + n; 1941 count = scp->xsize - (scp->xpos + n); 1942 bcopyw(src, dst, count * sizeof(u_short)); 1943 fillw(scp->term.cur_color | scr_map[0x20], src, n); 1944 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1945 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 1946 break; 1947 1948 case 'S': /* scroll up n lines */ 1949 n = scp->term.param[0]; if (n < 1) n = 1; 1950 if (n > scp->ysize) 1951 n = scp->ysize; 1952 bcopyw(scp->scr_buf + (scp->xsize * n), 1953 scp->scr_buf, 1954 scp->xsize * (scp->ysize - n) * sizeof(u_short)); 1955 fillw(scp->term.cur_color | scr_map[0x20], 1956 scp->scr_buf + scp->xsize * (scp->ysize - n), 1957 scp->xsize * n); 1958 mark_all(scp); 1959 break; 1960 1961 case 'T': /* scroll down n lines */ 1962 n = scp->term.param[0]; if (n < 1) n = 1; 1963 if (n > scp->ysize) 1964 n = scp->ysize; 1965 bcopyw(scp->scr_buf, 1966 scp->scr_buf + (scp->xsize * n), 1967 scp->xsize * (scp->ysize - n) * 1968 sizeof(u_short)); 1969 fillw(scp->term.cur_color | scr_map[0x20], 1970 scp->scr_buf, scp->xsize * n); 1971 mark_all(scp); 1972 break; 1973 1974 case 'X': /* erase n characters in line */ 1975 n = scp->term.param[0]; if (n < 1) n = 1; 1976 if (n > scp->xsize - scp->xpos) 1977 n = scp->xsize - scp->xpos; 1978 fillw(scp->term.cur_color | scr_map[0x20], 1979 scp->cursor_pos, n); 1980 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 1981 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n); 1982 break; 1983 1984 case 'Z': /* move n tabs backwards */ 1985 n = scp->term.param[0]; if (n < 1) n = 1; 1986 if ((i = scp->xpos & 0xf8) == scp->xpos) 1987 i -= 8*n; 1988 else 1989 i -= 8*(n-1); 1990 if (i < 0) 1991 i = 0; 1992 move_crsr(scp, i, scp->ypos); 1993 break; 1994 1995 case '`': /* move cursor to column n */ 1996 n = scp->term.param[0]; if (n < 1) n = 1; 1997 move_crsr(scp, n - 1, scp->ypos); 1998 break; 1999 2000 case 'a': /* move cursor n columns to the right */ 2001 n = scp->term.param[0]; if (n < 1) n = 1; 2002 move_crsr(scp, scp->xpos + n, scp->ypos); 2003 break; 2004 2005 case 'd': /* move cursor to row n */ 2006 n = scp->term.param[0]; if (n < 1) n = 1; 2007 move_crsr(scp, scp->xpos, n - 1); 2008 break; 2009 2010 case 'e': /* move cursor n rows down */ 2011 n = scp->term.param[0]; if (n < 1) n = 1; 2012 move_crsr(scp, scp->xpos, scp->ypos + n); 2013 break; 2014 2015 case 'm': /* change attribute */ 2016 if (scp->term.num_param == 0) { 2017 scp->term.attr_mask = NORMAL_ATTR; 2018 scp->term.cur_attr = 2019 scp->term.cur_color = scp->term.std_color; 2020 break; 2021 } 2022 for (i = 0; i < scp->term.num_param; i++) { 2023 switch (n = scp->term.param[i]) { 2024 case 0: /* back to normal */ 2025 scp->term.attr_mask = NORMAL_ATTR; 2026 scp->term.cur_attr = 2027 scp->term.cur_color = scp->term.std_color; 2028 break; 2029 case 1: /* bold */ 2030 scp->term.attr_mask |= BOLD_ATTR; 2031 scp->term.cur_attr = mask2attr(&scp->term); 2032 break; 2033 case 4: /* underline */ 2034 scp->term.attr_mask |= UNDERLINE_ATTR; 2035 scp->term.cur_attr = mask2attr(&scp->term); 2036 break; 2037 case 5: /* blink */ 2038 scp->term.attr_mask |= BLINK_ATTR; 2039 scp->term.cur_attr = mask2attr(&scp->term); 2040 break; 2041 case 7: /* reverse video */ 2042 scp->term.attr_mask |= REVERSE_ATTR; 2043 scp->term.cur_attr = mask2attr(&scp->term); 2044 break; 2045 case 30: case 31: /* set fg color */ 2046 case 32: case 33: case 34: 2047 case 35: case 36: case 37: 2048 scp->term.attr_mask |= FOREGROUND_CHANGED; 2049 scp->term.cur_color = 2050 (scp->term.cur_color&0xF000) | (ansi_col[(n-30)&7]<<8); 2051 scp->term.cur_attr = mask2attr(&scp->term); 2052 break; 2053 case 40: case 41: /* set bg color */ 2054 case 42: case 43: case 44: 2055 case 45: case 46: case 47: 2056 scp->term.attr_mask |= BACKGROUND_CHANGED; 2057 scp->term.cur_color = 2058 (scp->term.cur_color&0x0F00) | (ansi_col[(n-40)&7]<<12); 2059 scp->term.cur_attr = mask2attr(&scp->term); 2060 break; 2061 } 2062 } 2063 break; 2064 2065 case 's': /* Save cursor position */ 2066 scp->saved_xpos = scp->xpos; 2067 scp->saved_ypos = scp->ypos; 2068 break; 2069 2070 case 'u': /* Restore saved cursor position */ 2071 if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) 2072 move_crsr(scp, scp->saved_xpos, scp->saved_ypos); 2073 break; 2074 2075 case 'x': 2076 if (scp->term.num_param == 0) 2077 n = 0; 2078 else 2079 n = scp->term.param[0]; 2080 switch (n) { 2081 case 0: /* reset attributes */ 2082 scp->term.attr_mask = NORMAL_ATTR; 2083 scp->term.cur_attr = 2084 scp->term.cur_color = scp->term.std_color = 2085 current_default->std_color; 2086 scp->term.rev_color = current_default->rev_color; 2087 break; 2088 case 1: /* set ansi background */ 2089 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2090 scp->term.cur_color = scp->term.std_color = 2091 (scp->term.std_color & 0x0F00) | 2092 (ansi_col[(scp->term.param[1])&0x0F]<<12); 2093 scp->term.cur_attr = mask2attr(&scp->term); 2094 break; 2095 case 2: /* set ansi foreground */ 2096 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2097 scp->term.cur_color = scp->term.std_color = 2098 (scp->term.std_color & 0xF000) | 2099 (ansi_col[(scp->term.param[1])&0x0F]<<8); 2100 scp->term.cur_attr = mask2attr(&scp->term); 2101 break; 2102 case 3: /* set ansi attribute directly */ 2103 scp->term.attr_mask &= ~(FOREGROUND_CHANGED|BACKGROUND_CHANGED); 2104 scp->term.cur_color = scp->term.std_color = 2105 (scp->term.param[1]&0xFF)<<8; 2106 scp->term.cur_attr = mask2attr(&scp->term); 2107 break; 2108 case 5: /* set ansi reverse video background */ 2109 scp->term.rev_color = 2110 (scp->term.rev_color & 0x0F00) | 2111 (ansi_col[(scp->term.param[1])&0x0F]<<12); 2112 scp->term.cur_attr = mask2attr(&scp->term); 2113 break; 2114 case 6: /* set ansi reverse video foreground */ 2115 scp->term.rev_color = 2116 (scp->term.rev_color & 0xF000) | 2117 (ansi_col[(scp->term.param[1])&0x0F]<<8); 2118 scp->term.cur_attr = mask2attr(&scp->term); 2119 break; 2120 case 7: /* set ansi reverse video directly */ 2121 scp->term.rev_color = 2122 (scp->term.param[1]&0xFF)<<8; 2123 scp->term.cur_attr = mask2attr(&scp->term); 2124 break; 2125 } 2126 break; 2127 2128 case 'z': /* switch to (virtual) console n */ 2129 if (scp->term.num_param == 1) 2130 switch_scr(scp, scp->term.param[0]); 2131 break; 2132 } 2133 } 2134 else if (scp->term.esc == 3) { 2135 if (c >= '0' && c <= '9') { 2136 if (scp->term.num_param < MAX_ESC_PAR) { 2137 if (scp->term.last_param != scp->term.num_param) { 2138 scp->term.last_param = scp->term.num_param; 2139 scp->term.param[scp->term.num_param] = 0; 2140 } 2141 else 2142 scp->term.param[scp->term.num_param] *= 10; 2143 scp->term.param[scp->term.num_param] += c - '0'; 2144 return; 2145 } 2146 } 2147 scp->term.num_param = scp->term.last_param + 1; 2148 switch (c) { 2149 2150 case ';': 2151 if (scp->term.num_param < MAX_ESC_PAR) 2152 return; 2153 break; 2154 2155 case 'A': /* set display border color */ 2156 if (scp->term.num_param == 1) 2157 scp->border=scp->term.param[0] & 0xff; 2158 if (scp == cur_console) 2159 set_border(scp->border); 2160 break; 2161 2162 case 'B': /* set bell pitch and duration */ 2163 if (scp->term.num_param == 2) { 2164 scp->bell_pitch = scp->term.param[0]; 2165 scp->bell_duration = scp->term.param[1]*10; 2166 } 2167 break; 2168 2169 case 'C': /* set cursor type & shape */ 2170 if (scp->term.num_param == 1) { 2171 if (scp->term.param[0] & 0x01) 2172 flags |= BLINK_CURSOR; 2173 else 2174 flags &= ~BLINK_CURSOR; 2175 if (scp->term.param[0] & 0x02) { 2176 flags |= CHAR_CURSOR; 2177 set_destructive_cursor(scp); 2178 } else 2179 flags &= ~CHAR_CURSOR; 2180 } 2181 else if (scp->term.num_param == 2) { 2182 scp->cursor_start = scp->term.param[0] & 0x1F; 2183 scp->cursor_end = scp->term.param[1] & 0x1F; 2184 if (flags & CHAR_CURSOR) 2185 set_destructive_cursor(scp); 2186 } 2187 break; 2188 2189 case 'F': /* set ansi foreground */ 2190 if (scp->term.num_param == 1) { 2191 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2192 scp->term.cur_color = scp->term.std_color = 2193 (scp->term.std_color & 0xF000) 2194 | ((scp->term.param[0] & 0x0F) << 8); 2195 scp->term.cur_attr = mask2attr(&scp->term); 2196 } 2197 break; 2198 2199 case 'G': /* set ansi background */ 2200 if (scp->term.num_param == 1) { 2201 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2202 scp->term.cur_color = scp->term.std_color = 2203 (scp->term.std_color & 0x0F00) 2204 | ((scp->term.param[0] & 0x0F) << 12); 2205 scp->term.cur_attr = mask2attr(&scp->term); 2206 } 2207 break; 2208 2209 case 'H': /* set ansi reverse video foreground */ 2210 if (scp->term.num_param == 1) { 2211 scp->term.rev_color = 2212 (scp->term.rev_color & 0xF000) 2213 | ((scp->term.param[0] & 0x0F) << 8); 2214 scp->term.cur_attr = mask2attr(&scp->term); 2215 } 2216 break; 2217 2218 case 'I': /* set ansi reverse video background */ 2219 if (scp->term.num_param == 1) { 2220 scp->term.rev_color = 2221 (scp->term.rev_color & 0x0F00) 2222 | ((scp->term.param[0] & 0x0F) << 12); 2223 scp->term.cur_attr = mask2attr(&scp->term); 2224 } 2225 break; 2226 } 2227 } 2228 scp->term.esc = 0; 2229} 2230 2231static void 2232ansi_put(scr_stat *scp, u_char *buf, int len) 2233{ 2234 u_char *ptr = buf; 2235 2236 /* make screensaver happy */ 2237 if (scp == cur_console) { 2238 scrn_time_stamp = time.tv_sec; 2239 if (scrn_blanked) { 2240 (*current_saver)(FALSE); 2241 mark_all(scp); 2242 } 2243 } 2244 write_in_progress++; 2245outloop: 2246 if (scp->term.esc) { 2247 scan_esc(scp, *ptr++); 2248 len--; 2249 } 2250 else if (PRINTABLE(*ptr)) { /* Print only printables */ 2251 int cnt = len <= (scp->xsize-scp->xpos) ? len : (scp->xsize-scp->xpos); 2252 u_short cur_attr = scp->term.cur_attr; 2253 u_short *cursor_pos = scp->cursor_pos; 2254 do { 2255 /* 2256 * gcc-2.6.3 generates poor (un)sign extension code. Casting the 2257 * pointers in the following to volatile should have no effect, 2258 * but in fact speeds up this inner loop from 26 to 18 cycles 2259 * (+ cache misses) on i486's. 2260 */ 2261#define UCVP(ucp) ((u_char volatile *)(ucp)) 2262 *cursor_pos++ = UCVP(scr_map)[*UCVP(ptr)] | cur_attr; 2263 ptr++; 2264 cnt--; 2265 } while (cnt && PRINTABLE(*ptr)); 2266 len -= (cursor_pos - scp->cursor_pos); 2267 scp->xpos += (cursor_pos - scp->cursor_pos); 2268 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2269 mark_for_update(scp, cursor_pos - scp->scr_buf); 2270 scp->cursor_pos = cursor_pos; 2271 if (scp->xpos >= scp->xsize) { 2272 scp->xpos = 0; 2273 scp->ypos++; 2274 } 2275 } 2276 else { 2277 switch(*ptr) { 2278 case 0x07: 2279 do_bell(scp, scp->bell_pitch, scp->bell_duration); 2280 break; 2281 2282 case 0x08: /* non-destructive backspace */ 2283 if (scp->cursor_pos > scp->scr_buf) { 2284 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2285 scp->cursor_pos--; 2286 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2287 if (scp->xpos > 0) 2288 scp->xpos--; 2289 else { 2290 scp->xpos += scp->xsize - 1; 2291 scp->ypos--; 2292 } 2293 } 2294 break; 2295 2296 case 0x09: /* non-destructive tab */ 2297 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2298 scp->cursor_pos += (8 - scp->xpos % 8u); 2299 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2300 if ((scp->xpos += (8 - scp->xpos % 8u)) >= scp->xsize) { 2301 scp->xpos = 0; 2302 scp->ypos++; 2303 } 2304 break; 2305 2306 case 0x0a: /* newline, same pos */ 2307 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2308 scp->cursor_pos += scp->xsize; 2309 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2310 scp->ypos++; 2311 break; 2312 2313 case 0x0c: /* form feed, clears screen */ 2314 clear_screen(scp); 2315 break; 2316 2317 case 0x0d: /* return, return to pos 0 */ 2318 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2319 scp->cursor_pos -= scp->xpos; 2320 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2321 scp->xpos = 0; 2322 break; 2323 2324 case 0x1b: /* start escape sequence */ 2325 scp->term.esc = 1; 2326 scp->term.num_param = 0; 2327 break; 2328 } 2329 ptr++; len--; 2330 } 2331 /* do we have to scroll ?? */ 2332 if (scp->cursor_pos >= scp->scr_buf + scp->ysize * scp->xsize) { 2333 remove_cutmarking(scp); 2334 if (scp->history) { 2335 bcopyw(scp->scr_buf, scp->history_head, 2336 scp->xsize * sizeof(u_short)); 2337 scp->history_head += scp->xsize; 2338 if (scp->history_head + scp->xsize > 2339 scp->history + scp->history_size) 2340 scp->history_head = scp->history; 2341 } 2342 bcopyw(scp->scr_buf + scp->xsize, scp->scr_buf, 2343 scp->xsize * (scp->ysize - 1) * sizeof(u_short)); 2344 fillw(scp->term.cur_color | scr_map[0x20], 2345 scp->scr_buf + scp->xsize * (scp->ysize - 1), 2346 scp->xsize); 2347 scp->cursor_pos -= scp->xsize; 2348 scp->ypos--; 2349 mark_all(scp); 2350 } 2351 if (len) 2352 goto outloop; 2353 write_in_progress--; 2354 if (delayed_next_scr) 2355 switch_scr(scp, delayed_next_scr - 1); 2356} 2357 2358static void 2359scinit(void) 2360{ 2361 u_short volatile *cp; 2362 u_short was; 2363 u_int hw_cursor; 2364 u_int i; 2365 2366 if (init_done != COLD) 2367 return; 2368 init_done = WARM; 2369 /* 2370 * Finish defaulting crtc variables for a mono screen. Crtat is a 2371 * bogus common variable so that it can be shared with pcvt, so it 2372 * can't be statically initialized. XXX. 2373 */ 2374 Crtat = (u_short *)MONO_BUF; 2375 /* 2376 * If CGA memory seems to work, switch to color. 2377 */ 2378 cp = (u_short *)CGA_BUF; 2379 was = *cp; 2380 *cp = (u_short) 0xA55A; 2381 if (*cp == 0xA55A) { 2382 Crtat = (u_short *)CGA_BUF; 2383 crtc_addr = COLOR_BASE; 2384 } 2385 *cp = was; 2386 2387 /* 2388 * Ensure a zero start address. This is mainly to recover after 2389 * switching from pcvt using userconfig(). The registers are w/o 2390 * for old hardware so it's too hard to relocate the active screen 2391 * memory. 2392 */ 2393 outb(crtc_addr, 12); 2394 outb(crtc_addr + 1, 0); 2395 outb(crtc_addr, 13); 2396 outb(crtc_addr + 1, 0); 2397 2398 /* extract cursor location */ 2399 outb(crtc_addr, 14); 2400 hw_cursor = inb(crtc_addr + 1) << 8; 2401 outb(crtc_addr, 15); 2402 hw_cursor |= inb(crtc_addr + 1); 2403 2404 /* 2405 * Validate cursor location. It may be off the screen. Then we must 2406 * not use it for the initial buffer offset. 2407 */ 2408 if (hw_cursor >= ROW * COL) 2409 hw_cursor = (ROW - 1) * COL; 2410 2411 /* move hardware cursor out of the way */ 2412 outb(crtc_addr, 14); 2413 outb(crtc_addr + 1, 0xff); 2414 outb(crtc_addr, 15); 2415 outb(crtc_addr + 1, 0xff); 2416 2417 /* is this a VGA or higher ? */ 2418 outb(crtc_addr, 7); 2419 if (inb(crtc_addr) == 7) { 2420 u_long pa; 2421 u_long segoff; 2422 2423 crtc_vga = TRUE; 2424 2425 /* Get the BIOS video mode pointer */ 2426 segoff = *(u_long *)pa_to_va(0x4a8); 2427 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 2428 if (ISMAPPED(pa, sizeof(u_long))) { 2429 segoff = *(u_long *)pa_to_va(pa); 2430 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 2431 if (ISMAPPED(pa, 64)) 2432 video_mode_ptr = (char *)pa_to_va(pa); 2433 } 2434 } 2435 current_default = &user_default; 2436 console[0] = &main_console; 2437 init_scp(console[0]); 2438 cur_console = console[0]; 2439 2440 /* copy screen to temporary buffer */ 2441 bcopyw(Crtat, sc_buffer, 2442 console[0]->xsize * console[0]->ysize * sizeof(u_short)); 2443 2444 console[0]->scr_buf = console[0]->mouse_pos = sc_buffer; 2445 console[0]->cursor_pos = console[0]->cursor_oldpos = sc_buffer + hw_cursor; 2446 console[0]->xpos = hw_cursor % COL; 2447 console[0]->ypos = hw_cursor / COL; 2448 for (i=1; i<MAXCONS; i++) 2449 console[i] = NULL; 2450 kernel_console.esc = 0; 2451 kernel_console.attr_mask = NORMAL_ATTR; 2452 kernel_console.cur_attr = 2453 kernel_console.cur_color = kernel_console.std_color = 2454 kernel_default.std_color; 2455 kernel_console.rev_color = kernel_default.rev_color; 2456 2457 /* initialize mapscrn arrays to a one to one map */ 2458 for (i=0; i<sizeof(scr_map); i++) { 2459 scr_map[i] = scr_rmap[i] = i; 2460 } 2461 2462 /* Save font and palette if VGA */ 2463 if (crtc_vga) { 2464 copy_font(SAVE, FONT_16, font_16); 2465 fonts_loaded = FONT_16; 2466 save_palette(); 2467 } 2468 2469#ifdef SC_SPLASH_SCREEN 2470 /* 2471 * Now put up a graphics image, and maybe cycle a 2472 * couble of palette entries for simple animation. 2473 */ 2474 toggle_splash_screen(cur_console); 2475#endif 2476} 2477 2478static scr_stat 2479*alloc_scp() 2480{ 2481 scr_stat *scp; 2482 2483 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 2484 init_scp(scp); 2485 scp->scr_buf = scp->cursor_pos = scp->cursor_oldpos = 2486 (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 2487 M_DEVBUF, M_WAITOK); 2488 scp->mouse_pos = scp->mouse_oldpos = 2489 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 2490 scp->mouse_xpos/8); 2491 scp->history_head = scp->history_pos = scp->history = 2492 (u_short *)malloc(scp->history_size*sizeof(u_short), 2493 M_DEVBUF, M_WAITOK); 2494 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 2495/* SOS 2496 if (crtc_vga && video_mode_ptr) 2497 set_mode(scp); 2498*/ 2499 clear_screen(scp); 2500 return scp; 2501} 2502 2503static void 2504init_scp(scr_stat *scp) 2505{ 2506 if (crtc_vga) 2507 if (crtc_addr == MONO_BASE) 2508 scp->mode = M_VGA_M80x25; 2509 else 2510 scp->mode = M_VGA_C80x25; 2511 else 2512 if (crtc_addr == MONO_BASE) 2513 scp->mode = M_B80x25; 2514 else 2515 scp->mode = M_C80x25; 2516 2517 scp->font_size = FONT_16; 2518 scp->xsize = COL; 2519 scp->ysize = ROW; 2520 scp->xpos = scp->ypos = 0; 2521 scp->saved_xpos = scp->saved_ypos = -1; 2522 scp->start = scp->xsize * scp->ysize; 2523 scp->end = 0; 2524 scp->term.esc = 0; 2525 scp->term.attr_mask = NORMAL_ATTR; 2526 scp->term.cur_attr = 2527 scp->term.cur_color = scp->term.std_color = 2528 current_default->std_color; 2529 scp->term.rev_color = current_default->rev_color; 2530 scp->border = BG_BLACK; 2531 scp->cursor_start = *(char *)pa_to_va(0x461); 2532 scp->cursor_end = *(char *)pa_to_va(0x460); 2533 scp->mouse_xpos = scp->xsize*8/2; 2534 scp->mouse_ypos = scp->ysize*scp->font_size/2; 2535 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 2536 scp->mouse_signal = 0; 2537 scp->mouse_pid = 0; 2538 scp->mouse_proc = NULL; 2539 scp->bell_pitch = BELL_PITCH; 2540 scp->bell_duration = BELL_DURATION; 2541 scp->status = (*(char *)pa_to_va(0x417) & 0x20) ? NLKED : 0; 2542 scp->status |= CURSOR_ENABLED; 2543 scp->pid = 0; 2544 scp->proc = NULL; 2545 scp->smode.mode = VT_AUTO; 2546 scp->history_head = scp->history_pos = scp->history = NULL; 2547 scp->history_size = HISTORY_SIZE; 2548} 2549 2550static u_char 2551*get_fstr(u_int c, u_int *len) 2552{ 2553 u_int i; 2554 2555 if (!(c & FKEY)) 2556 return(NULL); 2557 i = (c & 0xFF) - F_FN; 2558 if (i > n_fkey_tab) 2559 return(NULL); 2560 *len = fkey_tab[i].len; 2561 return(fkey_tab[i].str); 2562} 2563 2564static void 2565history_to_screen(scr_stat *scp) 2566{ 2567 int i; 2568 2569 for (i=0; i<scp->ysize; i++) 2570 bcopyw(scp->history + (((scp->history_pos - scp->history) + 2571 scp->history_size-((i+1)*scp->xsize))%scp->history_size), 2572 scp->scr_buf + (scp->xsize * (scp->ysize-1 - i)), 2573 scp->xsize * sizeof(u_short)); 2574 mark_all(scp); 2575} 2576 2577static int 2578history_up_line(scr_stat *scp) 2579{ 2580 if (WRAPHIST(scp, scp->history_pos, -(scp->xsize*scp->ysize)) != 2581 scp->history_head) { 2582 scp->history_pos = WRAPHIST(scp, scp->history_pos, -scp->xsize); 2583 history_to_screen(scp); 2584 return 0; 2585 } 2586 else 2587 return -1; 2588} 2589 2590static int 2591history_down_line(scr_stat *scp) 2592{ 2593 if (scp->history_pos != scp->history_head) { 2594 scp->history_pos = WRAPHIST(scp, scp->history_pos, scp->xsize); 2595 history_to_screen(scp); 2596 return 0; 2597 } 2598 else 2599 return -1; 2600} 2601 2602/* 2603 * scgetc(flags) - get character from keyboard. 2604 * If flags & SCGETC_CN, then avoid harmful side effects. 2605 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 2606 * return NOKEY if there is nothing there. 2607 */ 2608static u_int 2609scgetc(u_int flags) 2610{ 2611 struct key_t *key; 2612 u_char scancode, keycode; 2613 u_int state, action; 2614 int c; 2615 static u_char esc_flag = 0, compose = 0; 2616 static u_int chr = 0; 2617 2618next_code: 2619 /* first see if there is something in the keyboard port */ 2620 if (flags & SCGETC_NONBLOCK) { 2621 c = read_kbd_data_no_wait(sc_kbdc); 2622 if (c == -1) 2623 return(NOKEY); 2624 } else { 2625 do { 2626 c = read_kbd_data(sc_kbdc); 2627 } while(c == -1); 2628 } 2629 scancode = (u_char)c; 2630 2631 /* do the /dev/random device a favour */ 2632 if (!(flags & SCGETC_CN)) 2633 add_keyboard_randomness(scancode); 2634 2635 if (cur_console->status & KBD_RAW_MODE) 2636 return scancode; 2637 2638 keycode = scancode & 0x7F; 2639 switch (esc_flag) { 2640 case 0x00: /* normal scancode */ 2641 switch(scancode) { 2642 case 0xB8: /* left alt (compose key) */ 2643 if (compose) { 2644 compose = 0; 2645 if (chr > 255) { 2646 do_bell(cur_console, 2647 BELL_PITCH, BELL_DURATION); 2648 chr = 0; 2649 } 2650 } 2651 break; 2652 case 0x38: 2653 if (!compose) { 2654 compose = 1; 2655 chr = 0; 2656 } 2657 break; 2658 case 0xE0: 2659 case 0xE1: 2660 esc_flag = scancode; 2661 goto next_code; 2662 } 2663 break; 2664 case 0xE0: /* 0xE0 prefix */ 2665 esc_flag = 0; 2666 switch (keycode) { 2667 case 0x1C: /* right enter key */ 2668 keycode = 0x59; 2669 break; 2670 case 0x1D: /* right ctrl key */ 2671 keycode = 0x5A; 2672 break; 2673 case 0x35: /* keypad divide key */ 2674 keycode = 0x5B; 2675 break; 2676 case 0x37: /* print scrn key */ 2677 keycode = 0x5C; 2678 break; 2679 case 0x38: /* right alt key (alt gr) */ 2680 keycode = 0x5D; 2681 break; 2682 case 0x47: /* grey home key */ 2683 keycode = 0x5E; 2684 break; 2685 case 0x48: /* grey up arrow key */ 2686 keycode = 0x5F; 2687 break; 2688 case 0x49: /* grey page up key */ 2689 keycode = 0x60; 2690 break; 2691 case 0x4B: /* grey left arrow key */ 2692 keycode = 0x61; 2693 break; 2694 case 0x4D: /* grey right arrow key */ 2695 keycode = 0x62; 2696 break; 2697 case 0x4F: /* grey end key */ 2698 keycode = 0x63; 2699 break; 2700 case 0x50: /* grey down arrow key */ 2701 keycode = 0x64; 2702 break; 2703 case 0x51: /* grey page down key */ 2704 keycode = 0x65; 2705 break; 2706 case 0x52: /* grey insert key */ 2707 keycode = 0x66; 2708 break; 2709 case 0x53: /* grey delete key */ 2710 keycode = 0x67; 2711 break; 2712 2713 /* the following 3 are only used on the MS "Natural" keyboard */ 2714 case 0x5b: /* left Window key */ 2715 keycode = 0x69; 2716 break; 2717 case 0x5c: /* right Window key */ 2718 keycode = 0x6a; 2719 break; 2720 case 0x5d: /* menu key */ 2721 keycode = 0x6b; 2722 break; 2723 default: /* ignore everything else */ 2724 goto next_code; 2725 } 2726 break; 2727 case 0xE1: /* 0xE1 prefix */ 2728 esc_flag = 0; 2729 if (keycode == 0x1D) 2730 esc_flag = 0x1D; 2731 goto next_code; 2732 /* NOT REACHED */ 2733 case 0x1D: /* pause / break */ 2734 esc_flag = 0; 2735 if (keycode != 0x45) 2736 goto next_code; 2737 keycode = 0x68; 2738 break; 2739 } 2740 2741 /* if scroll-lock pressed allow history browsing */ 2742 if (cur_console->history && cur_console->status & SLKED) { 2743 int i; 2744 2745 cur_console->status &= ~CURSOR_ENABLED; 2746 if (!(cur_console->status & BUFFER_SAVED)) { 2747 cur_console->status |= BUFFER_SAVED; 2748 cur_console->history_save = cur_console->history_head; 2749 2750 /* copy screen into top of history buffer */ 2751 for (i=0; i<cur_console->ysize; i++) { 2752 bcopyw(cur_console->scr_buf + (cur_console->xsize * i), 2753 cur_console->history_head, 2754 cur_console->xsize * sizeof(u_short)); 2755 cur_console->history_head += cur_console->xsize; 2756 if (cur_console->history_head + cur_console->xsize > 2757 cur_console->history + cur_console->history_size) 2758 cur_console->history_head=cur_console->history; 2759 } 2760 cur_console->history_pos = cur_console->history_head; 2761 history_to_screen(cur_console); 2762 } 2763 switch (scancode) { 2764 case 0x47: /* home key */ 2765 cur_console->history_pos = cur_console->history_head; 2766 history_to_screen(cur_console); 2767 goto next_code; 2768 2769 case 0x4F: /* end key */ 2770 cur_console->history_pos = 2771 WRAPHIST(cur_console, cur_console->history_head, 2772 cur_console->xsize*cur_console->ysize); 2773 history_to_screen(cur_console); 2774 goto next_code; 2775 2776 case 0x48: /* up arrow key */ 2777 if (history_up_line(cur_console)) 2778 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2779 goto next_code; 2780 2781 case 0x50: /* down arrow key */ 2782 if (history_down_line(cur_console)) 2783 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2784 goto next_code; 2785 2786 case 0x49: /* page up key */ 2787 for (i=0; i<cur_console->ysize; i++) 2788 if (history_up_line(cur_console)) { 2789 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2790 break; 2791 } 2792 goto next_code; 2793 2794 case 0x51: /* page down key */ 2795 for (i=0; i<cur_console->ysize; i++) 2796 if (history_down_line(cur_console)) { 2797 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2798 break; 2799 } 2800 goto next_code; 2801 } 2802 } 2803 2804 if (compose) { 2805 switch (scancode) { 2806 /* key pressed process it */ 2807 case 0x47: case 0x48: case 0x49: /* keypad 7,8,9 */ 2808 chr = (scancode - 0x40) + chr*10; 2809 goto next_code; 2810 case 0x4B: case 0x4C: case 0x4D: /* keypad 4,5,6 */ 2811 chr = (scancode - 0x47) + chr*10; 2812 goto next_code; 2813 case 0x4F: case 0x50: case 0x51: /* keypad 1,2,3 */ 2814 chr = (scancode - 0x4E) + chr*10; 2815 goto next_code; 2816 case 0x52: /* keypad 0 */ 2817 chr *= 10; 2818 goto next_code; 2819 2820 /* key release, no interest here */ 2821 case 0xC7: case 0xC8: case 0xC9: /* keypad 7,8,9 */ 2822 case 0xCB: case 0xCC: case 0xCD: /* keypad 4,5,6 */ 2823 case 0xCF: case 0xD0: case 0xD1: /* keypad 1,2,3 */ 2824 case 0xD2: /* keypad 0 */ 2825 goto next_code; 2826 2827 case 0x38: /* left alt key */ 2828 break; 2829 default: 2830 if (chr) { 2831 compose = chr = 0; 2832 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 2833 goto next_code; 2834 } 2835 break; 2836 } 2837 } 2838 2839 state = (shfts ? 1 : 0 ) | (2 * (ctls ? 1 : 0)) | (4 * (alts ? 1 : 0)); 2840 if ((!agrs && (cur_console->status & ALKED)) 2841 || (agrs && !(cur_console->status & ALKED))) 2842 keycode += ALTGR_OFFSET; 2843 key = &key_map.key[keycode]; 2844 if ( ((key->flgs & FLAG_LOCK_C) && (cur_console->status & CLKED)) 2845 || ((key->flgs & FLAG_LOCK_N) && (cur_console->status & NLKED)) ) 2846 state ^= 1; 2847 2848 /* Check for make/break */ 2849 action = key->map[state]; 2850 if (scancode & 0x80) { /* key released */ 2851 if (key->spcl & 0x80) { 2852 switch (action) { 2853 case LSH: 2854 shfts &= ~1; 2855 break; 2856 case RSH: 2857 shfts &= ~2; 2858 break; 2859 case LCTR: 2860 ctls &= ~1; 2861 break; 2862 case RCTR: 2863 ctls &= ~2; 2864 break; 2865 case LALT: 2866 alts &= ~1; 2867 break; 2868 case RALT: 2869 alts &= ~2; 2870 break; 2871 case NLK: 2872 nlkcnt = 0; 2873 break; 2874 case CLK: 2875 clkcnt = 0; 2876 break; 2877 case SLK: 2878 slkcnt = 0; 2879 break; 2880 case ASH: 2881 agrs = 0; 2882 break; 2883 case ALK: 2884 alkcnt = 0; 2885 break; 2886 case META: 2887 metas = 0; 2888 break; 2889 } 2890 } 2891 if (chr && !compose) { 2892 action = chr; 2893 chr = 0; 2894 return(action); 2895 } 2896 } else { 2897 /* key pressed */ 2898 if (key->spcl & (0x80>>state)) { 2899 switch (action) { 2900 /* LOCKING KEYS */ 2901 case NLK: 2902#ifdef SC_SPLASH_SCREEN 2903 toggle_splash_screen(cur_console); /* SOS XXX */ 2904#endif 2905 if (!nlkcnt) { 2906 nlkcnt++; 2907 if (cur_console->status & NLKED) 2908 cur_console->status &= ~NLKED; 2909 else 2910 cur_console->status |= NLKED; 2911 update_leds(cur_console->status); 2912 } 2913 break; 2914 case CLK: 2915 if (!clkcnt) { 2916 clkcnt++; 2917 if (cur_console->status & CLKED) 2918 cur_console->status &= ~CLKED; 2919 else 2920 cur_console->status |= CLKED; 2921 update_leds(cur_console->status); 2922 } 2923 break; 2924 case SLK: 2925 if (!slkcnt) { 2926 slkcnt++; 2927 if (cur_console->status & SLKED) { 2928 cur_console->status &= ~SLKED; 2929 if (cur_console->status & BUFFER_SAVED){ 2930 int i; 2931 u_short *ptr = cur_console->history_save; 2932 2933 for (i=0; i<cur_console->ysize; i++) { 2934 bcopyw(ptr, 2935 cur_console->scr_buf + 2936 (cur_console->xsize*i), 2937 cur_console->xsize * sizeof(u_short)); 2938 ptr += cur_console->xsize; 2939 if (ptr + cur_console->xsize > 2940 cur_console->history + 2941 cur_console->history_size) 2942 ptr = cur_console->history; 2943 } 2944 cur_console->status &= ~BUFFER_SAVED; 2945 cur_console->history_head=cur_console->history_save; 2946 cur_console->status |= CURSOR_ENABLED; 2947 mark_all(cur_console); 2948 } 2949 scstart(VIRTUAL_TTY(get_scr_num())); 2950 } 2951 else 2952 cur_console->status |= SLKED; 2953 update_leds(cur_console->status); 2954 } 2955 break; 2956 case ALK: 2957 if (!alkcnt) { 2958 alkcnt++; 2959 if (cur_console->status & ALKED) 2960 cur_console->status &= ~ALKED; 2961 else 2962 cur_console->status |= ALKED; 2963 update_leds(cur_console->status); 2964 } 2965 break; 2966 2967 /* NON-LOCKING KEYS */ 2968 case NOP: 2969 break; 2970 case SPSC: 2971#ifdef SC_SPLASH_SCREEN 2972 toggle_splash_screen(cur_console); 2973#endif 2974 break; 2975 case RBT: 2976 shutdown_nice(); 2977 break; 2978 case SUSP: 2979#if NAPM > 0 2980 apm_suspend(); 2981#endif 2982 break; 2983 2984 case DBG: 2985#ifdef DDB /* try to switch to console 0 */ 2986 if (cur_console->smode.mode == VT_AUTO && 2987 console[0]->smode.mode == VT_AUTO) 2988 switch_scr(cur_console, 0); 2989 Debugger("manual escape to debugger"); 2990#else 2991 printf("No debugger in kernel\n"); 2992#endif 2993 break; 2994 case LSH: 2995 shfts |= 1; 2996 break; 2997 case RSH: 2998 shfts |= 2; 2999 break; 3000 case LCTR: 3001 ctls |= 1; 3002 break; 3003 case RCTR: 3004 ctls |= 2; 3005 break; 3006 case LALT: 3007 alts |= 1; 3008 break; 3009 case RALT: 3010 alts |= 2; 3011 break; 3012 case ASH: 3013 agrs = 1; 3014 break; 3015 case META: 3016 metas = 1; 3017 break; 3018 case NEXT: 3019 { 3020 int next, this = get_scr_num(); 3021 for (next = this+1; next != this; next = (next+1)%MAXCONS) { 3022 struct tty *tp = VIRTUAL_TTY(next); 3023 if (tp->t_state & TS_ISOPEN) { 3024 switch_scr(cur_console, next); 3025 break; 3026 } 3027 } 3028 } 3029 break; 3030 case BTAB: 3031 return(BKEY); 3032 default: 3033 if (action >= F_SCR && action <= L_SCR) { 3034 switch_scr(cur_console, action - F_SCR); 3035 break; 3036 } 3037 if (action >= F_FN && action <= L_FN) 3038 action |= FKEY; 3039 return(action); 3040 } 3041 } 3042 else { 3043 if (metas) 3044 action |= MKEY; 3045 return(action); 3046 } 3047 } 3048 goto next_code; 3049} 3050 3051int 3052scmmap(dev_t dev, int offset, int nprot) 3053{ 3054 if (offset > 0x20000 - PAGE_SIZE) 3055 return -1; 3056 return i386_btop((VIDEOMEM + offset)); 3057} 3058 3059/* 3060 * Calculate hardware attributes word using logical attributes mask and 3061 * hardware colors 3062 */ 3063 3064static int 3065mask2attr(struct term_stat *term) 3066{ 3067 int attr, mask = term->attr_mask; 3068 3069 if (mask & REVERSE_ATTR) { 3070 attr = ((mask & FOREGROUND_CHANGED) ? 3071 ((term->cur_color & 0xF000) >> 4) : 3072 (term->rev_color & 0x0F00)) | 3073 ((mask & BACKGROUND_CHANGED) ? 3074 ((term->cur_color & 0x0F00) << 4) : 3075 (term->rev_color & 0xF000)); 3076 } else 3077 attr = term->cur_color; 3078 3079 /* XXX: underline mapping for Hercules adapter can be better */ 3080 if (mask & (BOLD_ATTR | UNDERLINE_ATTR)) 3081 attr ^= 0x0800; 3082 if (mask & BLINK_ATTR) 3083 attr ^= 0x8000; 3084 3085 return attr; 3086} 3087 3088static void 3089set_keyboard(int command, int data) 3090{ 3091 int s; 3092 int c; 3093 3094 if (sc_kbdc == NULL) 3095 return; 3096 3097 /* prevent the timeout routine from polling the keyboard */ 3098 if (!kbdc_lock(sc_kbdc, TRUE)) 3099 return; 3100 3101 /* disable the keyboard and mouse interrupt */ 3102 s = spltty(); 3103 c = get_controller_command_byte(sc_kbdc); 3104 if ((c == -1) 3105 || !set_controller_command_byte(sc_kbdc, 3106 kbdc_get_device_mask(sc_kbdc), 3107 KBD_ENABLE_KBD_PORT | KBD_DISABLE_KBD_INT 3108 | KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 3109 /* CONTROLLER ERROR */ 3110 kbdc_lock(sc_kbdc, FALSE); 3111 splx(s); 3112 return; 3113 } 3114 /* 3115 * Now that the keyboard controller is told not to generate 3116 * the keyboard and mouse interrupts, call `splx()' to allow 3117 * the other tty interrupts. The clock interrupt may also occur, 3118 * but the timeout routine (`scrn_timer()') will be blocked 3119 * by the lock flag set via `kbdc_lock()' 3120 */ 3121 splx(s); 3122 3123 send_kbd_command_and_data(sc_kbdc, command, data); 3124 3125 /* restore the interrupts */ 3126 if (!set_controller_command_byte(sc_kbdc, 3127 kbdc_get_device_mask(sc_kbdc), 3128 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 3129 /* CONTROLLER ERROR */ 3130 } 3131 kbdc_lock(sc_kbdc, FALSE); 3132} 3133 3134static void 3135update_leds(int which) 3136{ 3137 static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 }; 3138 3139 /* replace CAPS led with ALTGR led for ALTGR keyboards */ 3140 if (key_map.n_keys > ALTGR_OFFSET) { 3141 if (which & ALKED) 3142 which |= CLKED; 3143 else 3144 which &= ~CLKED; 3145 } 3146 3147 set_keyboard(KBDC_SET_LEDS, xlate_leds[which & LED_MASK]); 3148} 3149 3150void 3151set_mode(scr_stat *scp) 3152{ 3153 char *modetable; 3154 char special_modetable[64]; 3155 3156 if (scp != cur_console) 3157 return; 3158 3159 /* setup video hardware for the given mode */ 3160 switch (scp->mode) { 3161 case M_VGA_M80x60: 3162 bcopyw(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 3163 goto special_80x60; 3164 3165 case M_VGA_C80x60: 3166 bcopyw(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 3167special_80x60: 3168 special_modetable[2] = 0x08; 3169 special_modetable[19] = 0x47; 3170 goto special_480l; 3171 3172 case M_VGA_M80x30: 3173 bcopyw(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 3174 goto special_80x30; 3175 3176 case M_VGA_C80x30: 3177 bcopyw(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 3178special_80x30: 3179 special_modetable[19] = 0x4f; 3180special_480l: 3181 special_modetable[9] |= 0xc0; 3182 special_modetable[16] = 0x08; 3183 special_modetable[17] = 0x3e; 3184 special_modetable[26] = 0xea; 3185 special_modetable[28] = 0xdf; 3186 special_modetable[31] = 0xe7; 3187 special_modetable[32] = 0x04; 3188 modetable = special_modetable; 3189 goto setup_mode; 3190 3191 case M_ENH_B80x43: 3192 bcopyw(video_mode_ptr+(64*M_ENH_B80x25), &special_modetable, 64); 3193 goto special_80x43; 3194 3195 case M_ENH_C80x43: 3196 bcopyw(video_mode_ptr+(64*M_ENH_C80x25), &special_modetable, 64); 3197special_80x43: 3198 special_modetable[28] = 87; 3199 goto special_80x50; 3200 3201 case M_VGA_M80x50: 3202 bcopyw(video_mode_ptr+(64*M_VGA_M80x25), &special_modetable, 64); 3203 goto special_80x50; 3204 3205 case M_VGA_C80x50: 3206 bcopyw(video_mode_ptr+(64*M_VGA_C80x25), &special_modetable, 64); 3207special_80x50: 3208 special_modetable[2] = 8; 3209 special_modetable[19] = 7; 3210 modetable = special_modetable; 3211 goto setup_mode; 3212 3213 case M_VGA_C40x25: case M_VGA_C80x25: 3214 case M_VGA_M80x25: 3215 case M_B40x25: case M_C40x25: 3216 case M_B80x25: case M_C80x25: 3217 case M_ENH_B40x25: case M_ENH_C40x25: 3218 case M_ENH_B80x25: case M_ENH_C80x25: 3219 3220 modetable = video_mode_ptr + (scp->mode * 64); 3221setup_mode: 3222 set_vgaregs(modetable); 3223 scp->font_size = *(modetable + 2); 3224 3225 /* set font type (size) */ 3226 if (scp->font_size < FONT_14) { 3227 if (fonts_loaded & FONT_8) 3228 copy_font(LOAD, FONT_8, font_8); 3229 outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */ 3230 } else if (scp->font_size >= FONT_16) { 3231 if (fonts_loaded & FONT_16) 3232 copy_font(LOAD, FONT_16, font_16); 3233 outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */ 3234 } else { 3235 if (fonts_loaded & FONT_14) 3236 copy_font(LOAD, FONT_14, font_14); 3237 outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */ 3238 } 3239 if (flags & CHAR_CURSOR) 3240 set_destructive_cursor(scp); 3241 mark_all(scp); 3242 break; 3243 3244 case M_BG320: case M_CG320: case M_BG640: 3245 case M_CG320_D: case M_CG640_E: 3246 case M_CG640x350: case M_ENH_CG640: 3247 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 3248 3249 set_vgaregs(video_mode_ptr + (scp->mode * 64)); 3250 scp->font_size = FONT_NONE; 3251 break; 3252 3253 default: 3254 /* call user defined function XXX */ 3255 break; 3256 } 3257 3258 /* set border color for this (virtual) console */ 3259 set_border(scp->border); 3260 return; 3261} 3262 3263void 3264set_border(u_char color) 3265{ 3266 inb(crtc_addr+6); /* reset flip-flop */ 3267 outb(ATC, 0x11); outb(ATC, color); 3268 inb(crtc_addr+6); /* reset flip-flop */ 3269 outb(ATC, 0x20); /* enable Palette */ 3270} 3271 3272static void 3273set_vgaregs(char *modetable) 3274{ 3275 int i, s = splhigh(); 3276 3277 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */ 3278 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */ 3279 for (i=0; i<4; i++) { /* program sequencer */ 3280 outb(TSIDX, i+1); 3281 outb(TSREG, modetable[i+5]); 3282 } 3283 outb(MISC, modetable[9]); /* set dot-clock */ 3284 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */ 3285 outb(crtc_addr, 0x11); 3286 outb(crtc_addr+1, inb(crtc_addr+1) & 0x7F); 3287 for (i=0; i<25; i++) { /* program crtc */ 3288 outb(crtc_addr, i); 3289 if (i == 14 || i == 15) /* no hardware cursor */ 3290 outb(crtc_addr+1, 0xff); 3291 else 3292 outb(crtc_addr+1, modetable[i+10]); 3293 } 3294 inb(crtc_addr+6); /* reset flip-flop */ 3295 for (i=0; i<20; i++) { /* program attribute ctrl */ 3296 outb(ATC, i); 3297 outb(ATC, modetable[i+35]); 3298 } 3299 for (i=0; i<9; i++) { /* program graph data ctrl */ 3300 outb(GDCIDX, i); 3301 outb(GDCREG, modetable[i+55]); 3302 } 3303 inb(crtc_addr+6); /* reset flip-flop */ 3304 outb(ATC, 0x20); /* enable palette */ 3305 splx(s); 3306} 3307 3308static void 3309set_font_mode() 3310{ 3311 int s = splhigh(); 3312 3313 /* setup vga for loading fonts (graphics plane mode) */ 3314 inb(crtc_addr+6); /* reset flip-flop */ 3315 outb(ATC, 0x10); outb(ATC, 0x01); 3316 inb(crtc_addr+6); /* reset flip-flop */ 3317 outb(ATC, 0x20); /* enable palette */ 3318 3319#if SLOW_VGA 3320 outb(TSIDX, 0x02); outb(TSREG, 0x04); 3321 outb(TSIDX, 0x04); outb(TSREG, 0x06); 3322 outb(GDCIDX, 0x04); outb(GDCREG, 0x02); 3323 outb(GDCIDX, 0x05); outb(GDCREG, 0x00); 3324 outb(GDCIDX, 0x06); outb(GDCREG, 0x05); 3325#else 3326 outw(TSIDX, 0x0402); 3327 outw(TSIDX, 0x0604); 3328 outw(GDCIDX, 0x0204); 3329 outw(GDCIDX, 0x0005); 3330 outw(GDCIDX, 0x0506); /* addr = a0000, 64kb */ 3331#endif 3332 splx(s); 3333} 3334 3335static void 3336set_normal_mode() 3337{ 3338 char *modetable; 3339 int s = splhigh(); 3340 3341 switch (cur_console->mode) { 3342 case M_VGA_M80x60: 3343 case M_VGA_M80x50: 3344 case M_VGA_M80x30: 3345 modetable = video_mode_ptr + (64*M_VGA_M80x25); 3346 break; 3347 3348 case M_VGA_C80x60: 3349 case M_VGA_C80x50: 3350 case M_VGA_C80x30: 3351 modetable = video_mode_ptr + (64*M_VGA_C80x25); 3352 break; 3353 3354 case M_ENH_B80x43: 3355 modetable = video_mode_ptr + (64*M_ENH_B80x25); 3356 break; 3357 3358 case M_ENH_C80x43: 3359 modetable = video_mode_ptr + (64*M_ENH_C80x25); 3360 break; 3361 3362 case M_VGA_C40x25: case M_VGA_C80x25: 3363 case M_VGA_M80x25: 3364 case M_B40x25: case M_C40x25: 3365 case M_B80x25: case M_C80x25: 3366 case M_ENH_B40x25: case M_ENH_C40x25: 3367 case M_ENH_B80x25: case M_ENH_C80x25: 3368 3369 case M_BG320: case M_CG320: case M_BG640: 3370 case M_CG320_D: case M_CG640_E: 3371 case M_CG640x350: case M_ENH_CG640: 3372 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 3373 modetable = video_mode_ptr + (cur_console->mode * 64); 3374 break; 3375 3376 default: 3377 modetable = video_mode_ptr + (64*M_VGA_C80x25); 3378 } 3379 3380 /* setup vga for normal operation mode again */ 3381 inb(crtc_addr+6); /* reset flip-flop */ 3382 outb(ATC, 0x10); outb(ATC, modetable[0x10+35]); 3383 inb(crtc_addr+6); /* reset flip-flop */ 3384 outb(ATC, 0x20); /* enable palette */ 3385#if SLOW_VGA 3386 outb(TSIDX, 0x02); outb(TSREG, modetable[0x02+4]); 3387 outb(TSIDX, 0x04); outb(TSREG, modetable[0x04+4]); 3388 outb(GDCIDX, 0x04); outb(GDCREG, modetable[0x04+55]); 3389 outb(GDCIDX, 0x05); outb(GDCREG, modetable[0x05+55]); 3390 outb(GDCIDX, 0x06); outb(GDCREG, modetable[0x06+55]); 3391 if (crtc_addr == MONO_BASE) { 3392 outb(GDCIDX, 0x06); outb(GDCREG,(modetable[0x06+55] & 0x03) | 0x08); 3393 } 3394 else { 3395 outb(GDCIDX, 0x06); outb(GDCREG,(modetable[0x06+55] & 0x03) | 0x0c); 3396 } 3397#else 3398 outw(TSIDX, 0x0002 | (modetable[0x02+4]<<8)); 3399 outw(TSIDX, 0x0004 | (modetable[0x04+4]<<8)); 3400 outw(GDCIDX, 0x0004 | (modetable[0x04+55]<<8)); 3401 outw(GDCIDX, 0x0005 | (modetable[0x05+55]<<8)); 3402 if (crtc_addr == MONO_BASE) 3403 outw(GDCIDX, 0x0006 | (((modetable[0x06+55] & 0x03) | 0x08)<<8)); 3404 else 3405 outw(GDCIDX, 0x0006 | (((modetable[0x06+55] & 0x03) | 0x0c)<<8)); 3406#endif 3407 splx(s); 3408} 3409 3410void 3411copy_font(int operation, int font_type, char* font_image) 3412{ 3413 int ch, line, segment, fontsize; 3414 u_char val; 3415 3416 /* dont mess with console we dont know video mode on */ 3417 if (cur_console->status & UNKNOWN_MODE) 3418 return; 3419 3420 switch (font_type) { 3421 default: 3422 case FONT_8: 3423 segment = 0x8000; 3424 fontsize = 8; 3425 break; 3426 case FONT_14: 3427 segment = 0x4000; 3428 fontsize = 14; 3429 break; 3430 case FONT_16: 3431 segment = 0x0000; 3432 fontsize = 16; 3433 break; 3434 } 3435 outb(TSIDX, 0x01); val = inb(TSREG); /* disable screen */ 3436 outb(TSIDX, 0x01); outb(TSREG, val | 0x20); 3437 set_font_mode(); 3438 for (ch=0; ch < 256; ch++) 3439 for (line=0; line < fontsize; line++) 3440 if (operation) 3441 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line) = 3442 font_image[(ch*fontsize)+line]; 3443 else 3444 font_image[(ch*fontsize)+line] = 3445 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line); 3446 set_normal_mode(); 3447 outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); /* enable screen */ 3448} 3449 3450static void 3451set_destructive_cursor(scr_stat *scp) 3452{ 3453 u_char cursor[32]; 3454 caddr_t address; 3455 int i; 3456 char *font_buffer; 3457 3458 3459 if (scp->font_size < FONT_14) { 3460 font_buffer = font_8; 3461 address = (caddr_t)VIDEOMEM + 0x8000; 3462 } 3463 else if (scp->font_size >= FONT_16) { 3464 font_buffer = font_16; 3465 address = (caddr_t)VIDEOMEM; 3466 } 3467 else { 3468 font_buffer = font_14; 3469 address = (caddr_t)VIDEOMEM + 0x4000; 3470 } 3471 3472 if (scp->status & MOUSE_VISIBLE) { 3473 if ((scp->cursor_saveunder & 0xff) == 0xd0) 3474 bcopyw(&scp->mouse_cursor[0], cursor, scp->font_size); 3475 else if ((scp->cursor_saveunder & 0xff) == 0xd1) 3476 bcopyw(&scp->mouse_cursor[32], cursor, scp->font_size); 3477 else if ((scp->cursor_saveunder & 0xff) == 0xd2) 3478 bcopyw(&scp->mouse_cursor[64], cursor, scp->font_size); 3479 else if ((scp->cursor_saveunder & 0xff) == 0xd3) 3480 bcopyw(&scp->mouse_cursor[96], cursor, scp->font_size); 3481 else 3482 bcopyw(font_buffer+((scp->cursor_saveunder & 0xff)*scp->font_size), 3483 cursor, scp->font_size); 3484 } 3485 else 3486 bcopyw(font_buffer + ((scp->cursor_saveunder & 0xff) * scp->font_size), 3487 cursor, scp->font_size); 3488 for (i=0; i<32; i++) 3489 if ((i >= scp->cursor_start && i <= scp->cursor_end) || 3490 (scp->cursor_start >= scp->font_size && i == scp->font_size - 1)) 3491 cursor[i] |= 0xff; 3492#if 1 3493 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ; 3494#endif 3495 set_font_mode(); 3496 bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32); 3497 set_normal_mode(); 3498} 3499 3500static void 3501set_mouse_pos(scr_stat *scp) 3502{ 3503 static int last_xpos = -1, last_ypos = -1; 3504 /* 3505 * the margins imposed here are not ideal, we loose 3506 * a couble of pixels on the borders.. 3507 */ 3508 if (scp->mouse_xpos < 0) 3509 scp->mouse_xpos = 0; 3510 if (scp->mouse_ypos < 0) 3511 scp->mouse_ypos = 0; 3512 if (scp->mouse_xpos > (scp->xsize*8)-2) 3513 scp->mouse_xpos = (scp->xsize*8)-2; 3514 if (scp->mouse_ypos > (scp->ysize*scp->font_size)-2) 3515 scp->mouse_ypos = (scp->ysize*scp->font_size)-2; 3516 3517 if (scp->status & UNKNOWN_MODE) 3518 return; 3519 3520 if (scp->mouse_xpos != last_xpos || scp->mouse_ypos != last_ypos) { 3521 scp->status |= MOUSE_MOVED; 3522 3523 scp->mouse_pos = scp->scr_buf + 3524 ((scp->mouse_ypos/scp->font_size)*scp->xsize + scp->mouse_xpos/8); 3525 3526 if ((scp->status & MOUSE_VISIBLE) && (scp->status & MOUSE_CUTTING)) { 3527 u_short *ptr; 3528 int i = 0; 3529 3530 mark_for_update(scp, scp->mouse_cut_start - scp->scr_buf); 3531 mark_for_update(scp, scp->mouse_cut_end - scp->scr_buf); 3532 scp->mouse_cut_end = scp->mouse_pos; 3533 for (ptr = (scp->mouse_cut_start > scp->mouse_cut_end 3534 ? scp->mouse_cut_end : scp->mouse_cut_start); 3535 ptr <= (scp->mouse_cut_start > scp->mouse_cut_end 3536 ? scp->mouse_cut_start : scp->mouse_cut_end); 3537 ptr++) { 3538 cut_buffer[i++] = *ptr & 0xff; 3539 if (((ptr - scp->scr_buf) % scp->xsize) == (scp->xsize - 1)) { 3540 cut_buffer[i++] = '\n'; 3541 } 3542 } 3543 cut_buffer[i] = 0x00; 3544 } 3545 } 3546} 3547 3548static void 3549mouse_cut_start(scr_stat *scp) 3550{ 3551 int i; 3552 3553 if (scp->status & MOUSE_VISIBLE) { 3554 if (scp->mouse_pos == scp->mouse_cut_start && 3555 scp->mouse_cut_start == scp->mouse_cut_end) { 3556 cut_buffer[0] = 0x00; 3557 remove_cutmarking(scp); 3558 } 3559 else { 3560 scp->mouse_cut_start = scp->mouse_cut_end = scp->mouse_pos; 3561 cut_buffer[0] = *scp->mouse_cut_start & 0xff; 3562 cut_buffer[1] = 0x00; 3563 scp->status |= MOUSE_CUTTING; 3564 } 3565 mark_all(scp); 3566 /* delete all other screens cut markings */ 3567 for (i=0; i<MAXCONS; i++) { 3568 if (console[i] == NULL || console[i] == scp) 3569 continue; 3570 remove_cutmarking(console[i]); 3571 } 3572 } 3573} 3574 3575static void 3576mouse_cut_end(scr_stat *scp) 3577{ 3578 if (scp->status & MOUSE_VISIBLE) { 3579 scp->status &= ~MOUSE_CUTTING; 3580 } 3581} 3582 3583static void 3584mouse_paste(scr_stat *scp) 3585{ 3586 if (scp->status & MOUSE_VISIBLE) { 3587 struct tty *tp; 3588 u_char *ptr = cut_buffer; 3589 3590 tp = VIRTUAL_TTY(get_scr_num()); 3591 while (*ptr) 3592 (*linesw[tp->t_line].l_rint)(scr_rmap[*ptr++], tp); 3593 } 3594} 3595 3596static void 3597draw_mouse_image(scr_stat *scp) 3598{ 3599 caddr_t address; 3600 int i; 3601 char *font_buffer; 3602 u_short buffer[32]; 3603 u_short xoffset, yoffset; 3604 u_short *crt_pos = Crtat + (scp->mouse_pos - scp->scr_buf); 3605 int font_size = scp->font_size; 3606 3607 if (font_size < FONT_14) { 3608 font_buffer = font_8; 3609 address = (caddr_t)VIDEOMEM + 0x8000; 3610 } 3611 else if (font_size >= FONT_16) { 3612 font_buffer = font_16; 3613 address = (caddr_t)VIDEOMEM; 3614 } 3615 else { 3616 font_buffer = font_14; 3617 address = (caddr_t)VIDEOMEM + 0x4000; 3618 } 3619 xoffset = scp->mouse_xpos % 8; 3620 yoffset = scp->mouse_ypos % font_size; 3621 3622 /* prepare mousepointer char's bitmaps */ 3623 bcopyw(font_buffer + ((*(scp->mouse_pos) & 0xff) * font_size), 3624 &scp->mouse_cursor[0], font_size); 3625 bcopyw(font_buffer + ((*(scp->mouse_pos+1) & 0xff) * font_size), 3626 &scp->mouse_cursor[32], font_size); 3627 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize) & 0xff) * font_size), 3628 &scp->mouse_cursor[64], font_size); 3629 bcopyw(font_buffer + ((*(scp->mouse_pos+scp->xsize+1) & 0xff) * font_size), 3630 &scp->mouse_cursor[96], font_size); 3631 for (i=0; i<font_size; i++) { 3632 buffer[i] = scp->mouse_cursor[i]<<8 | scp->mouse_cursor[i+32]; 3633 buffer[i+font_size]=scp->mouse_cursor[i+64]<<8|scp->mouse_cursor[i+96]; 3634 } 3635 3636 /* now and-or in the mousepointer image */ 3637 for (i=0; i<16; i++) { 3638 buffer[i+yoffset] = 3639 ( buffer[i+yoffset] & ~(mouse_and_mask[i] >> xoffset)) 3640 | (mouse_or_mask[i] >> xoffset); 3641 } 3642 for (i=0; i<font_size; i++) { 3643 scp->mouse_cursor[i] = (buffer[i] & 0xff00) >> 8; 3644 scp->mouse_cursor[i+32] = buffer[i] & 0xff; 3645 scp->mouse_cursor[i+64] = (buffer[i+font_size] & 0xff00) >> 8; 3646 scp->mouse_cursor[i+96] = buffer[i+font_size] & 0xff; 3647 } 3648 3649 scp->mouse_oldpos = scp->mouse_pos; 3650 3651 /* wait for vertical retrace to avoid jitter on some videocards */ 3652#if 1 3653 while (!(inb(crtc_addr+6) & 0x08)) /* idle */ ; 3654#endif 3655 set_font_mode(); 3656 bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128); 3657 set_normal_mode(); 3658 *(crt_pos) = (*(scp->mouse_pos)&0xff00)|0xd0; 3659 *(crt_pos+scp->xsize) = (*(scp->mouse_pos+scp->xsize)&0xff00)|0xd2; 3660 if (scp->mouse_xpos < (scp->xsize-1)*8) { 3661 *(crt_pos+1) = (*(scp->mouse_pos+1)&0xff00)|0xd1; 3662 *(crt_pos+scp->xsize+1) = (*(scp->mouse_pos+scp->xsize+1)&0xff00)|0xd3; 3663 } 3664 mark_for_update(scp, scp->mouse_pos - scp->scr_buf); 3665 mark_for_update(scp, scp->mouse_pos + scp->xsize + 1 - scp->scr_buf); 3666} 3667 3668static void 3669remove_mouse_image(scr_stat *scp) 3670{ 3671 u_short *crt_pos = Crtat + (scp->mouse_oldpos - scp->scr_buf); 3672 3673 *(crt_pos) = *(scp->mouse_oldpos); 3674 *(crt_pos+1) = *(scp->mouse_oldpos+1); 3675 *(crt_pos+scp->xsize) = *(scp->mouse_oldpos+scp->xsize); 3676 *(crt_pos+scp->xsize+1) = *(scp->mouse_oldpos+scp->xsize+1); 3677 mark_for_update(scp, scp->mouse_oldpos - scp->scr_buf); 3678 mark_for_update(scp, scp->mouse_oldpos + scp->xsize + 1 - scp->scr_buf); 3679} 3680 3681static void 3682draw_cutmarking(scr_stat *scp) 3683{ 3684 u_short *ptr; 3685 u_short och, nch; 3686 3687 for (ptr=scp->scr_buf; ptr<=(scp->scr_buf+(scp->xsize*scp->ysize)); ptr++) { 3688 nch = och = *(Crtat + (ptr - scp->scr_buf)); 3689 /* are we outside the selected area ? */ 3690 if ( ptr < (scp->mouse_cut_start > scp->mouse_cut_end ? 3691 scp->mouse_cut_end : scp->mouse_cut_start) || 3692 ptr > (scp->mouse_cut_start > scp->mouse_cut_end ? 3693 scp->mouse_cut_start : scp->mouse_cut_end)) { 3694 if (ptr != scp->cursor_pos) 3695 nch = (och & 0xff) | (*ptr & 0xff00); 3696 } 3697 else { 3698 /* are we clear of the cursor image ? */ 3699 if (ptr != scp->cursor_pos) 3700 nch = (och & 0x88ff) | (*ptr & 0x7000)>>4 | (*ptr & 0x0700)<<4; 3701 else { 3702 if (flags & CHAR_CURSOR) 3703 nch = (och & 0x88ff)|(*ptr & 0x7000)>>4|(*ptr & 0x0700)<<4; 3704 else 3705 if (!(flags & BLINK_CURSOR)) 3706 nch = (och & 0xff) | (*ptr & 0xff00); 3707 } 3708 } 3709 if (nch != och) 3710 *(Crtat + (ptr - scp->scr_buf)) = nch; 3711 } 3712} 3713 3714static void 3715remove_cutmarking(scr_stat *scp) 3716{ 3717 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 3718 scp->status &= ~MOUSE_CUTTING; 3719 mark_all(scp); 3720} 3721 3722static void 3723save_palette(void) 3724{ 3725 int i; 3726 3727 outb(PALRADR, 0x00); 3728 for (i=0x00; i<0x300; i++) 3729 palette[i] = inb(PALDATA); 3730 inb(crtc_addr+6); /* reset flip/flop */ 3731} 3732 3733void 3734load_palette(char *palette) 3735{ 3736 int i; 3737 3738 outb(PIXMASK, 0xFF); /* no pixelmask */ 3739 outb(PALWADR, 0x00); 3740 for (i=0x00; i<0x300; i++) 3741 outb(PALDATA, palette[i]); 3742 inb(crtc_addr+6); /* reset flip/flop */ 3743 outb(ATC, 0x20); /* enable palette */ 3744} 3745 3746static void 3747do_bell(scr_stat *scp, int pitch, int duration) 3748{ 3749 if (flags & VISUAL_BELL) { 3750 if (blink_in_progress) 3751 return; 3752 blink_in_progress = 4; 3753 if (scp != cur_console) 3754 blink_in_progress += 2; 3755 blink_screen(cur_console); 3756 timeout((timeout_func_t)blink_screen, cur_console, hz/10); 3757 } else { 3758 if (scp != cur_console) 3759 pitch *= 2; 3760 sysbeep(pitch, duration); 3761 } 3762} 3763 3764static void 3765blink_screen(scr_stat *scp) 3766{ 3767 if (blink_in_progress > 1) { 3768 if (blink_in_progress & 1) 3769 fillw(kernel_default.std_color | scr_map[0x20], 3770 Crtat, scp->xsize * scp->ysize); 3771 else 3772 fillw(kernel_default.rev_color | scr_map[0x20], 3773 Crtat, scp->xsize * scp->ysize); 3774 blink_in_progress--; 3775 timeout((timeout_func_t)blink_screen, scp, hz/10); 3776 } 3777 else { 3778 blink_in_progress = FALSE; 3779 mark_all(scp); 3780 if (delayed_next_scr) 3781 switch_scr(scp, delayed_next_scr - 1); 3782 } 3783} 3784 3785#ifdef SC_SPLASH_SCREEN 3786static void 3787toggle_splash_screen(scr_stat *scp) 3788{ 3789 static int toggle = 0; 3790 static u_char save_mode; 3791 int s = splhigh(); 3792 3793 if (toggle) { 3794 scp->mode = save_mode; 3795 scp->status &= ~UNKNOWN_MODE; 3796 set_mode(scp); 3797 load_palette(palette); 3798 toggle = 0; 3799 } 3800 else { 3801 save_mode = scp->mode; 3802 scp->mode = M_VGA_CG320; 3803 scp->status |= UNKNOWN_MODE; 3804 set_mode(scp); 3805 /* load image */ 3806 toggle = 1; 3807 } 3808 splx(s); 3809} 3810#endif 3811#endif /* NSC */ 3812