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 1.246 1998/01/20 03:37:27 yokota Exp $ 29 */ 30 31 #include "sc.h" 32 #include "apm.h" 33 #include "opt_ddb.h" 34 #include "opt_devfs.h" 35 #include "opt_syscons.h" 36 37 #if NSC > 0 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/conf.h> 41 #include <sys/proc.h> 42 #include <sys/signalvar.h> 43 #include <sys/tty.h> 44 #include <sys/kernel.h> 45 #include <sys/malloc.h> 46 #ifdef DEVFS 47 #include <sys/devfsext.h> 48 #endif 49 50 #include <machine/clock.h> 51 #include <machine/cons.h> 52 #include <machine/console.h> 53 #include <machine/mouse.h> 54 #include <machine/md_var.h> 55 #include <machine/psl.h> 56 #include <machine/frame.h> 57 #include <machine/pc/display.h> 58 #include <machine/apm_bios.h> 59 #include <machine/random.h> 60 61 #include <vm/vm.h> 62 #include <vm/vm_param.h> 63 #include <vm/pmap.h> 64 65 #include <i386/isa/isa.h> 66 #include <i386/isa/isa_device.h> 67 #include <i386/isa/timerreg.h> 68 #include <i386/isa/kbdtables.h> 69 #include <i386/isa/kbdio.h> 70 #include <i386/isa/syscons.h> 71 72 #if !defined(MAXCONS) 73 #define MAXCONS 16 74 #endif 75 76 #if !defined(SC_MAX_HISTORY_SIZE) 77 #define SC_MAX_HISTORY_SIZE (1000 * MAXCONS) 78 #endif 79 80 #if !defined(SC_HISTORY_SIZE) 81 #define SC_HISTORY_SIZE (ROW * 4) 82 #endif 83 84 #if (SC_HISTORY_SIZE * MAXCONS) > SC_MAX_HISTORY_SIZE 85 #undef SC_MAX_HISTORY_SIZE 86 #define SC_MAX_HISTORY_SIZE (SC_HISTORY_SIZE * MAXCONS) 87 #endif 88 89 #define COLD 0 90 #define WARM 1 91 92 #define MODE_MAP_SIZE (M_VGA_CG320 + 1) 93 #define MODE_PARAM_SIZE 64 94 95 /* for backward compatibility */ 96 #define OLD_CONS_MOUSECTL _IOWR('c', 10, old_mouse_info_t) 97 98 typedef struct old_mouse_data { 99 int x; 100 int y; 101 int buttons; 102 } old_mouse_data_t; 103 104 typedef struct old_mouse_info { 105 int operation; 106 union { 107 struct old_mouse_data data; 108 struct mouse_mode mode; 109 } u; 110 } old_mouse_info_t; 111 112 /* XXX use sc_bcopy where video memory is concerned */ 113 #define sc_bcopy generic_bcopy 114 extern void generic_bcopy(const void *, void *, size_t); 115 116 static default_attr user_default = { 117 (FG_LIGHTGREY | BG_BLACK) << 8, 118 (FG_BLACK | BG_LIGHTGREY) << 8 119 }; 120 121 static default_attr kernel_default = { 122 (FG_WHITE | BG_BLACK) << 8, 123 (FG_BLACK | BG_LIGHTGREY) << 8 124 }; 125 126 static scr_stat main_console; 127 static scr_stat *console[MAXCONS]; 128 #ifdef DEVFS 129 static void *sc_devfs_token[MAXCONS]; 130 static void *sc_mouse_devfs_token; 131 static void *sc_console_devfs_token; 132 #endif 133 scr_stat *cur_console; 134 static scr_stat *new_scp, *old_scp; 135 static term_stat kernel_console; 136 static default_attr *current_default; 137 static int flags = 0; 138 static int sc_port = IO_KBD; 139 static KBDC sc_kbdc = NULL; 140 static char init_done = COLD; 141 static u_short sc_buffer[ROW*COL]; 142 static char switch_in_progress = FALSE; 143 static char write_in_progress = FALSE; 144 static char blink_in_progress = FALSE; 145 static int blinkrate = 0; 146 u_int crtc_addr = MONO_BASE; 147 char crtc_type = KD_MONO; 148 char crtc_vga = FALSE; 149 static u_char shfts = 0, ctls = 0, alts = 0, agrs = 0, metas = 0; 150 static u_char accents = 0; 151 static u_char nlkcnt = 0, clkcnt = 0, slkcnt = 0, alkcnt = 0; 152 static const u_int n_fkey_tab = sizeof(fkey_tab) / sizeof(*fkey_tab); 153 static int delayed_next_scr = FALSE; 154 static long scrn_blank_time = 0; /* screen saver timeout value */ 155 int scrn_blanked = 0; /* screen saver active flag */ 156 static long scrn_time_stamp; 157 u_char scr_map[256]; 158 u_char scr_rmap[256]; 159 char *video_mode_ptr = NULL; 160 int fonts_loaded = 0 161 #ifdef STD8X16FONT 162 | FONT_16 163 #endif 164 ; 165 166 char font_8[256*8]; 167 char font_14[256*14]; 168 #ifdef STD8X16FONT 169 extern 170 #endif 171 unsigned char font_16[256*16]; 172 char palette[256*3]; 173 static char *mode_map[MODE_MAP_SIZE]; 174 static char vgaregs[MODE_PARAM_SIZE]; 175 static char vgaregs2[MODE_PARAM_SIZE]; 176 static int rows_offset = 1; 177 static char *cut_buffer; 178 static int mouse_level = 0; /* sysmouse protocol level */ 179 static mousestatus_t mouse_status = { 0, 0, 0, 0, 0, 0 }; 180 static u_short mouse_and_mask[16] = { 181 0xc000, 0xe000, 0xf000, 0xf800, 182 0xfc00, 0xfe00, 0xff00, 0xff80, 183 0xfe00, 0x1e00, 0x1f00, 0x0f00, 184 0x0f00, 0x0000, 0x0000, 0x0000 185 }; 186 static u_short mouse_or_mask[16] = { 187 0x0000, 0x4000, 0x6000, 0x7000, 188 0x7800, 0x7c00, 0x7e00, 0x6800, 189 0x0c00, 0x0c00, 0x0600, 0x0600, 190 0x0000, 0x0000, 0x0000, 0x0000 191 }; 192 193 static int extra_history_size = 194 SC_MAX_HISTORY_SIZE - SC_HISTORY_SIZE * MAXCONS; 195 196 static void none_saver(int blank) { } 197 static void (*current_saver)(int blank) = none_saver; 198 int (*sc_user_ioctl)(dev_t dev, int cmd, caddr_t data, 199 int flag, struct proc *p) = NULL; 200 201 /* OS specific stuff */ 202 #ifdef not_yet_done 203 #define VIRTUAL_TTY(x) (sccons[x] = ttymalloc(sccons[x])) 204 struct CONSOLE_TTY (sccons[MAXCONS] = ttymalloc(sccons[MAXCONS])) 205 struct MOUSE_TTY (sccons[MAXCONS+1] = ttymalloc(sccons[MAXCONS+1])) 206 struct tty *sccons[MAXCONS+2]; 207 #else 208 #define VIRTUAL_TTY(x) &sccons[x] 209 #define CONSOLE_TTY &sccons[MAXCONS] 210 #define MOUSE_TTY &sccons[MAXCONS+1] 211 static struct tty sccons[MAXCONS+2]; 212 #endif 213 #define SC_MOUSE 128 214 #define SC_CONSOLE 255 215 #define MONO_BUF pa_to_va(0xB0000) 216 #define CGA_BUF pa_to_va(0xB8000) 217 u_short *Crtat; 218 static const int nsccons = MAXCONS+2; 219 220 #define WRAPHIST(scp, pointer, offset)\ 221 ((scp->history) + ((((pointer) - (scp->history)) + (scp->history_size)\ 222 + (offset)) % (scp->history_size))) 223 #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) 224 225 /* this should really be in `rtc.h' */ 226 #define RTC_EQUIPMENT 0x14 227 228 /* prototypes */ 229 static int scattach(struct isa_device *dev); 230 static int scparam(struct tty *tp, struct termios *t); 231 static int scprobe(struct isa_device *dev); 232 static int scvidprobe(int unit, int flags); 233 static int sckbdprobe(int unit, int flags); 234 static void scstart(struct tty *tp); 235 static void scmousestart(struct tty *tp); 236 static void scinit(void); 237 static void map_mode_table(char *map[], char *table, int max); 238 static u_char map_mode_num(u_char mode); 239 static char *get_mode_param(scr_stat *scp, u_char mode); 240 static u_int scgetc(u_int flags); 241 #define SCGETC_CN 1 242 #define SCGETC_NONBLOCK 2 243 static scr_stat *get_scr_stat(dev_t dev); 244 static scr_stat *alloc_scp(void); 245 static void init_scp(scr_stat *scp); 246 static int get_scr_num(void); 247 static timeout_t scrn_timer; 248 static void stop_scrn_saver(void (*saver)(int)); 249 static void clear_screen(scr_stat *scp); 250 static int switch_scr(scr_stat *scp, u_int next_scr); 251 static void exchange_scr(void); 252 static inline void move_crsr(scr_stat *scp, int x, int y); 253 static void scan_esc(scr_stat *scp, u_char c); 254 static void draw_cursor_image(scr_stat *scp); 255 static void remove_cursor_image(scr_stat *scp); 256 static void ansi_put(scr_stat *scp, u_char *buf, int len); 257 static u_char *get_fstr(u_int c, u_int *len); 258 static void history_to_screen(scr_stat *scp); 259 static int history_up_line(scr_stat *scp); 260 static int history_down_line(scr_stat *scp); 261 static int mask2attr(struct term_stat *term); 262 static void set_keyboard(int command, int data); 263 static void update_leds(int which); 264 static void set_vgaregs(char *modetable); 265 static void read_vgaregs(char *buf); 266 #define COMP_IDENTICAL 0 267 #define COMP_SIMILAR 1 268 #define COMP_DIFFERENT 2 269 static int comp_vgaregs(u_char *buf1, u_char *buf2); 270 static void dump_vgaregs(u_char *buf); 271 #define PARAM_BUFSIZE 6 272 static void set_font_mode(u_char *buf); 273 static void set_normal_mode(u_char *buf); 274 static void set_destructive_cursor(scr_stat *scp); 275 static void set_mouse_pos(scr_stat *scp); 276 static int skip_spc_right(scr_stat *scp, u_short *p); 277 static int skip_spc_left(scr_stat *scp, u_short *p); 278 static void mouse_cut(scr_stat *scp); 279 static void mouse_cut_start(scr_stat *scp); 280 static void mouse_cut_end(scr_stat *scp); 281 static void mouse_cut_word(scr_stat *scp); 282 static void mouse_cut_line(scr_stat *scp); 283 static void mouse_cut_extend(scr_stat *scp); 284 static void mouse_paste(scr_stat *scp); 285 static void draw_mouse_image(scr_stat *scp); 286 static void remove_mouse_image(scr_stat *scp); 287 static void draw_cutmarking(scr_stat *scp); 288 static void remove_cutmarking(scr_stat *scp); 289 static void save_palette(void); 290 static void do_bell(scr_stat *scp, int pitch, int duration); 291 static timeout_t blink_screen; 292 #ifdef SC_SPLASH_SCREEN 293 static void toggle_splash_screen(scr_stat *scp); 294 #endif 295 296 struct isa_driver scdriver = { 297 scprobe, scattach, "sc", 1 298 }; 299 300 static d_open_t scopen; 301 static d_close_t scclose; 302 static d_read_t scread; 303 static d_write_t scwrite; 304 static d_ioctl_t scioctl; 305 static d_devtotty_t scdevtotty; 306 static d_mmap_t scmmap; 307 308 #define CDEV_MAJOR 12 309 static struct cdevsw scdevsw = { 310 scopen, scclose, scread, scwrite, 311 scioctl, nullstop, noreset, scdevtotty, 312 ttpoll, scmmap, nostrategy, "sc", NULL, -1 }; 313 314 /* 315 * These functions need to be before calls to them so they can be inlined. 316 */ 317 static inline void 318 draw_cursor_image(scr_stat *scp) 319 { 320 u_short cursor_image, *ptr = Crtat + (scp->cursor_pos - scp->scr_buf); 321 u_short prev_image; 322 323 /* do we have a destructive cursor ? */ 324 if (flags & CHAR_CURSOR) { 325 prev_image = scp->cursor_saveunder; 326 cursor_image = *ptr & 0x00ff; 327 if (cursor_image == DEAD_CHAR) 328 cursor_image = prev_image & 0x00ff; 329 cursor_image |= *(scp->cursor_pos) & 0xff00; 330 scp->cursor_saveunder = cursor_image; 331 /* update the cursor bitmap if the char under the cursor has changed */ 332 if (prev_image != cursor_image) 333 set_destructive_cursor(scp); 334 /* modify cursor_image */ 335 if (!(flags & BLINK_CURSOR)||((flags & BLINK_CURSOR)&&(blinkrate & 4))){ 336 /* 337 * When the mouse pointer is at the same position as the cursor, 338 * the cursor bitmap needs to be updated even if the char under 339 * the cursor hasn't changed, because the mouse pionter may 340 * have moved by a few dots within the cursor cel. 341 */ 342 if ((prev_image == cursor_image) 343 && (cursor_image != *(scp->cursor_pos))) 344 set_destructive_cursor(scp); 345 cursor_image &= 0xff00; 346 cursor_image |= DEAD_CHAR; 347 } 348 } 349 else { 350 cursor_image = (*(ptr) & 0x00ff) | *(scp->cursor_pos) & 0xff00; 351 scp->cursor_saveunder = cursor_image; 352 if (!(flags & BLINK_CURSOR)||((flags & BLINK_CURSOR)&&(blinkrate & 4))){ 353 if ((cursor_image & 0x7000) == 0x7000) { 354 cursor_image &= 0x8fff; 355 if(!(cursor_image & 0x0700)) 356 cursor_image |= 0x0700; 357 } else { 358 cursor_image |= 0x7000; 359 if ((cursor_image & 0x0700) == 0x0700) 360 cursor_image &= 0xf0ff; 361 } 362 } 363 } 364 *ptr = cursor_image; 365 } 366 367 static inline void 368 remove_cursor_image(scr_stat *scp) 369 { 370 *(Crtat + (scp->cursor_oldpos - scp->scr_buf)) = scp->cursor_saveunder; 371 } 372 373 static inline void 374 move_crsr(scr_stat *scp, int x, int y) 375 { 376 if (x < 0) 377 x = 0; 378 if (y < 0) 379 y = 0; 380 if (x >= scp->xsize) 381 x = scp->xsize-1; 382 if (y >= scp->ysize) 383 y = scp->ysize-1; 384 scp->xpos = x; 385 scp->ypos = y; 386 scp->cursor_pos = scp->scr_buf + scp->ypos * scp->xsize + scp->xpos; 387 } 388 389 static int 390 scprobe(struct isa_device *dev) 391 { 392 if (!scvidprobe(dev->id_unit, dev->id_flags)) { 393 if (bootverbose) 394 printf("sc%d: no video adapter is found.\n", dev->id_unit); 395 return (0); 396 } 397 398 sc_port = dev->id_iobase; 399 if (sckbdprobe(dev->id_unit, dev->id_flags)) 400 return (IO_KBDSIZE); 401 else 402 return ((dev->id_flags & DETECT_KBD) ? 0 : IO_KBDSIZE); 403 } 404 405 /* probe video adapters, return TRUE if found */ 406 static int 407 scvidprobe(int unit, int flags) 408 { 409 /* 410 * XXX don't try to `printf' anything here, the console may not have 411 * been configured yet. 412 */ 413 u_short volatile *cp; 414 u_short was; 415 u_long pa; 416 u_long segoff; 417 418 /* do this test only once */ 419 if (init_done != COLD) 420 return (Crtat != 0); 421 422 /* 423 * Finish defaulting crtc variables for a mono screen. Crtat is a 424 * bogus common variable so that it can be shared with pcvt, so it 425 * can't be statically initialized. XXX. 426 */ 427 Crtat = (u_short *)MONO_BUF; 428 crtc_type = KD_MONO; 429 /* If CGA memory seems to work, switch to color. */ 430 cp = (u_short *)CGA_BUF; 431 was = *cp; 432 *cp = (u_short) 0xA55A; 433 if (*cp == 0xA55A) { 434 Crtat = (u_short *)CGA_BUF; 435 crtc_addr = COLOR_BASE; 436 crtc_type = KD_CGA; 437 } else { 438 cp = Crtat; 439 was = *cp; 440 *cp = (u_short) 0xA55A; 441 if (*cp != 0xA55A) { 442 /* no screen at all, bail out */ 443 Crtat = 0; 444 return FALSE; 445 } 446 } 447 *cp = was; 448 449 /* 450 * Check rtc and BIOS date area. 451 * XXX: don't use BIOSDATA_EQUIPMENT, it is not a dead copy 452 * of RTC_EQUIPMENT. The bit 4 and 5 of the ETC_EQUIPMENT are 453 * zeros for EGA and VGA. However, the EGA/VGA BIOS will set 454 * these bits in BIOSDATA_EQUIPMENT according to the monitor 455 * type detected. 456 */ 457 switch ((rtcin(RTC_EQUIPMENT) >> 4) & 3) { /* bit 4 and 5 */ 458 case 0: /* EGA/VGA, or nothing */ 459 crtc_type = KD_EGA; 460 /* the color adapter may be in the 40x25 mode... XXX */ 461 break; 462 case 1: /* CGA 40x25 */ 463 /* switch to the 80x25 mode? XXX */ 464 /* FALL THROUGH */ 465 case 2: /* CGA 80x25 */ 466 /* `crtc_type' has already been set... */ 467 /* crtc_type = KD_CGA; */ 468 break; 469 case 3: /* MDA */ 470 /* `crtc_type' has already been set... */ 471 /* crtc_type = KD_MONO; */ 472 break; 473 } 474 475 /* is this a VGA or higher ? */ 476 outb(crtc_addr, 7); 477 if (inb(crtc_addr) == 7) { 478 479 crtc_type = KD_VGA; 480 crtc_vga = TRUE; 481 read_vgaregs(vgaregs); 482 483 /* Get the BIOS video mode pointer */ 484 segoff = *(u_long *)pa_to_va(0x4a8); 485 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 486 if (ISMAPPED(pa, sizeof(u_long))) { 487 segoff = *(u_long *)pa_to_va(pa); 488 pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff)); 489 if (ISMAPPED(pa, MODE_PARAM_SIZE)) 490 video_mode_ptr = (char *)pa_to_va(pa); 491 } 492 } 493 494 return TRUE; 495 } 496 497 /* probe the keyboard, return TRUE if found */ 498 static int 499 sckbdprobe(int unit, int flags) 500 { 501 int codeset; 502 int c = -1; 503 int m; 504 505 sc_kbdc = kbdc_open(sc_port); 506 507 if (!kbdc_lock(sc_kbdc, TRUE)) { 508 /* driver error? */ 509 printf("sc%d: unable to lock the controller.\n", unit); 510 return ((flags & DETECT_KBD) ? FALSE : TRUE); 511 } 512 513 /* discard anything left after UserConfig */ 514 empty_both_buffers(sc_kbdc, 10); 515 516 /* save the current keyboard controller command byte */ 517 m = kbdc_get_device_mask(sc_kbdc) & ~KBD_KBD_CONTROL_BITS; 518 c = get_controller_command_byte(sc_kbdc); 519 if (c == -1) { 520 /* CONTROLLER ERROR */ 521 printf("sc%d: unable to get the current command byte value.\n", unit); 522 goto fail; 523 } 524 if (bootverbose) 525 printf("sc%d: the current keyboard controller command byte %04x\n", 526 unit, c); 527 #if 0 528 /* override the keyboard lock switch */ 529 c |= KBD_OVERRIDE_KBD_LOCK; 530 #endif 531 532 /* 533 * The keyboard may have been screwed up by the boot block. 534 * We may just be able to recover from error by testing the controller 535 * and the keyboard port. The controller command byte needs to be saved 536 * before this recovery operation, as some controllers seem to set 537 * the command byte to particular values. 538 */ 539 test_controller(sc_kbdc); 540 test_kbd_port(sc_kbdc); 541 542 /* enable the keyboard port, but disable the keyboard intr. */ 543 if (!set_controller_command_byte(sc_kbdc, 544 KBD_KBD_CONTROL_BITS, 545 KBD_ENABLE_KBD_PORT | KBD_DISABLE_KBD_INT)) { 546 /* CONTROLLER ERROR 547 * there is very little we can do... 548 */ 549 printf("sc%d: unable to set the command byte.\n", unit); 550 goto fail; 551 } 552 553 /* 554 * Check if we have an XT keyboard before we attempt to reset it. 555 * The procedure assumes that the keyboard and the controller have 556 * been set up properly by BIOS and have not been messed up 557 * during the boot process. 558 */ 559 codeset = -1; 560 if (flags & XT_KEYBD) 561 /* the user says there is a XT keyboard */ 562 codeset = 1; 563 #ifdef DETECT_XT_KEYBOARD 564 else if ((c & KBD_TRANSLATION) == 0) { 565 /* SET_SCANCODE_SET is not always supported; ignore error */ 566 if (send_kbd_command_and_data(sc_kbdc, KBDC_SET_SCANCODE_SET, 0) 567 == KBD_ACK) 568 codeset = read_kbd_data(sc_kbdc); 569 } 570 if (bootverbose) 571 printf("sc%d: keyboard scancode set %d\n", unit, codeset); 572 #endif /* DETECT_XT_KEYBOARD */ 573 574 if (flags & KBD_NORESET) { 575 write_kbd_command(sc_kbdc, KBDC_ECHO); 576 if (read_kbd_data(sc_kbdc) != KBD_ECHO) { 577 empty_both_buffers(sc_kbdc, 10); 578 test_controller(sc_kbdc); 579 test_kbd_port(sc_kbdc); 580 if (bootverbose) 581 printf("sc%d: failed to get response from the keyboard.\n", 582 unit); 583 goto fail; 584 } 585 } else { 586 /* reset keyboard hardware */ 587 if (!reset_kbd(sc_kbdc)) { 588 /* KEYBOARD ERROR 589 * Keyboard reset may fail either because the keyboard doen't 590 * exist, or because the keyboard doesn't pass the self-test, 591 * or the keyboard controller on the motherboard and the keyboard 592 * somehow fail to shake hands. It is just possible, particularly 593 * in the last case, that the keyoard controller may be left 594 * in a hung state. test_controller() and test_kbd_port() appear 595 * to bring the keyboard controller back (I don't know why and 596 * how, though.) 597 */ 598 empty_both_buffers(sc_kbdc, 10); 599 test_controller(sc_kbdc); 600 test_kbd_port(sc_kbdc); 601 /* We could disable the keyboard port and interrupt... but, 602 * the keyboard may still exist (see above). 603 */ 604 if (bootverbose) 605 printf("sc%d: failed to reset the keyboard.\n", unit); 606 goto fail; 607 } 608 } 609 610 /* 611 * Allow us to set the XT_KEYBD flag in UserConfig so that keyboards 612 * such as those on the IBM ThinkPad laptop computers can be used 613 * with the standard console driver. 614 */ 615 if (codeset == 1) { 616 if (send_kbd_command_and_data( 617 sc_kbdc, KBDC_SET_SCANCODE_SET, codeset) == KBD_ACK) { 618 /* XT kbd doesn't need scan code translation */ 619 c &= ~KBD_TRANSLATION; 620 } else { 621 /* KEYBOARD ERROR 622 * The XT kbd isn't usable unless the proper scan code set 623 * is selected. 624 */ 625 printf("sc%d: unable to set the XT keyboard mode.\n", unit); 626 goto fail; 627 } 628 } 629 /* enable the keyboard port and intr. */ 630 if (!set_controller_command_byte(sc_kbdc, 631 KBD_KBD_CONTROL_BITS | KBD_TRANSLATION | KBD_OVERRIDE_KBD_LOCK, 632 (c & (KBD_TRANSLATION | KBD_OVERRIDE_KBD_LOCK)) 633 | KBD_ENABLE_KBD_PORT | KBD_ENABLE_KBD_INT)) { 634 /* CONTROLLER ERROR 635 * This is serious; we are left with the disabled keyboard intr. 636 */ 637 printf("sc%d: unable to enable the keyboard port and intr.\n", unit); 638 goto fail; 639 } 640 641 kbdc_set_device_mask(sc_kbdc, m | KBD_KBD_CONTROL_BITS), 642 kbdc_lock(sc_kbdc, FALSE); 643 return TRUE; 644 645 fail: 646 if (c != -1) 647 /* try to restore the command byte as before, if possible */ 648 set_controller_command_byte(sc_kbdc, 0xff, c); 649 kbdc_set_device_mask(sc_kbdc, 650 (flags & DETECT_KBD) ? m : m | KBD_KBD_CONTROL_BITS); 651 kbdc_lock(sc_kbdc, FALSE); 652 return FALSE; 653 } 654 655 #if NAPM > 0 656 static int 657 scresume(void *dummy) 658 { 659 shfts = ctls = alts = agrs = metas = accents = 0; 660 return 0; 661 } 662 #endif 663 664 static int 665 scattach(struct isa_device *dev) 666 { 667 scr_stat *scp; 668 dev_t cdev = makedev(CDEV_MAJOR, 0); 669 char *p; 670 #ifdef DEVFS 671 int vc; 672 #endif 673 674 scinit(); 675 flags = dev->id_flags; 676 if (!crtc_vga) 677 flags &= ~CHAR_CURSOR; 678 679 scp = console[0]; 680 681 if (crtc_vga) { 682 cut_buffer = (char *)malloc(scp->xsize*scp->ysize, M_DEVBUF, M_NOWAIT); 683 } 684 685 scp->scr_buf = (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 686 M_DEVBUF, M_NOWAIT); 687 688 /* copy temporary buffer to final buffer */ 689 bcopy(sc_buffer, scp->scr_buf, scp->xsize * scp->ysize * sizeof(u_short)); 690 691 scp->cursor_pos = scp->cursor_oldpos = 692 scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; 693 scp->mouse_pos = scp->mouse_oldpos = 694 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 695 scp->mouse_xpos/8); 696 697 /* initialize history buffer & pointers */ 698 scp->history_head = scp->history_pos = 699 (u_short *)malloc(scp->history_size*sizeof(u_short), 700 M_DEVBUF, M_NOWAIT); 701 if (scp->history_head != NULL) 702 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 703 scp->history = scp->history_head; 704 705 /* initialize cursor stuff */ 706 if (!(scp->status & UNKNOWN_MODE)) 707 draw_cursor_image(scp); 708 709 /* get screen update going */ 710 scrn_timer(NULL); 711 712 update_leds(scp->status); 713 714 if ((crtc_type == KD_VGA) && bootverbose) { 715 printf("sc%d: BIOS video mode:%d\n", 716 dev->id_unit, *(u_char *)pa_to_va(0x449)); 717 printf("sc%d: VGA registers upon power-up\n", dev->id_unit); 718 dump_vgaregs(vgaregs); 719 printf("sc%d: video mode:%d\n", dev->id_unit, scp->mode); 720 printf("sc%d: VGA registers in BIOS for mode:%d\n", 721 dev->id_unit, scp->mode); 722 dump_vgaregs(vgaregs2); 723 p = get_mode_param(scp, scp->mode); 724 if (p != NULL) { 725 printf("sc%d: VGA registers to be used for mode:%d\n", 726 dev->id_unit, scp->mode); 727 dump_vgaregs(p); 728 } 729 printf("sc%d: rows_offset:%d\n", dev->id_unit, rows_offset); 730 } 731 if ((crtc_type == KD_VGA) && (video_mode_ptr == NULL)) 732 printf("sc%d: WARNING: video mode switching is only partially supported\n", 733 dev->id_unit); 734 735 printf("sc%d: ", dev->id_unit); 736 switch(crtc_type) { 737 case KD_VGA: 738 if (crtc_addr == MONO_BASE) 739 printf("VGA mono"); 740 else 741 printf("VGA color"); 742 break; 743 case KD_EGA: 744 if (crtc_addr == MONO_BASE) 745 printf("EGA mono"); 746 else 747 printf("EGA color"); 748 break; 749 case KD_CGA: 750 printf("CGA"); 751 break; 752 case KD_MONO: 753 case KD_HERCULES: 754 default: 755 printf("MDA/hercules"); 756 break; 757 } 758 printf(" <%d virtual consoles, flags=0x%x>\n", MAXCONS, flags); 759 760 #if NAPM > 0 761 scp->r_hook.ah_fun = scresume; 762 scp->r_hook.ah_arg = NULL; 763 scp->r_hook.ah_name = "system keyboard"; 764 scp->r_hook.ah_order = APM_MID_ORDER; 765 apm_hook_establish(APM_HOOK_RESUME , &scp->r_hook); 766 #endif 767 768 cdevsw_add(&cdev, &scdevsw, NULL); 769 770 #ifdef DEVFS 771 for (vc = 0; vc < MAXCONS; vc++) 772 sc_devfs_token[vc] = devfs_add_devswf(&scdevsw, vc, DV_CHR, 773 UID_ROOT, GID_WHEEL, 0600, "ttyv%n", vc); 774 sc_mouse_devfs_token = devfs_add_devswf(&scdevsw, SC_MOUSE, DV_CHR, 775 UID_ROOT, GID_WHEEL, 0600, "sysmouse"); 776 sc_console_devfs_token = devfs_add_devswf(&scdevsw, SC_CONSOLE, DV_CHR, 777 UID_ROOT, GID_WHEEL, 0600, "consolectl"); 778 #endif 779 return 0; 780 } 781 782 struct tty 783 *scdevtotty(dev_t dev) 784 { 785 int unit = minor(dev); 786 787 if (init_done == COLD) 788 return(NULL); 789 if (unit == SC_CONSOLE) 790 return CONSOLE_TTY; 791 if (unit == SC_MOUSE) 792 return MOUSE_TTY; 793 if (unit >= MAXCONS || unit < 0) 794 return(NULL); 795 return VIRTUAL_TTY(unit); 796 } 797 798 int 799 scopen(dev_t dev, int flag, int mode, struct proc *p) 800 { 801 struct tty *tp = scdevtotty(dev); 802 803 if (!tp) 804 return(ENXIO); 805 806 tp->t_oproc = (minor(dev) == SC_MOUSE) ? scmousestart : scstart; 807 tp->t_param = scparam; 808 tp->t_dev = dev; 809 if (!(tp->t_state & TS_ISOPEN)) { 810 ttychars(tp); 811 /* Use the current setting of the <-- key as default VERASE. */ 812 /* If the Delete key is preferable, an stty is necessary */ 813 tp->t_cc[VERASE] = key_map.key[0x0e].map[0]; 814 tp->t_iflag = TTYDEF_IFLAG; 815 tp->t_oflag = TTYDEF_OFLAG; 816 tp->t_cflag = TTYDEF_CFLAG; 817 tp->t_lflag = TTYDEF_LFLAG; 818 tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; 819 scparam(tp, &tp->t_termios); 820 ttsetwater(tp); 821 (*linesw[tp->t_line].l_modem)(tp, 1); 822 if (minor(dev) == SC_MOUSE) 823 mouse_level = 0; /* XXX */ 824 } 825 else 826 if (tp->t_state & TS_XCLUDE && p->p_ucred->cr_uid != 0) 827 return(EBUSY); 828 if (minor(dev) < MAXCONS && !console[minor(dev)]) { 829 console[minor(dev)] = alloc_scp(); 830 } 831 if (minor(dev)<MAXCONS && !tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { 832 tp->t_winsize.ws_col = console[minor(dev)]->xsize; 833 tp->t_winsize.ws_row = console[minor(dev)]->ysize; 834 } 835 return ((*linesw[tp->t_line].l_open)(dev, tp)); 836 } 837 838 int 839 scclose(dev_t dev, int flag, int mode, struct proc *p) 840 { 841 struct tty *tp = scdevtotty(dev); 842 struct scr_stat *scp; 843 844 if (!tp) 845 return(ENXIO); 846 if (minor(dev) < MAXCONS) { 847 scp = get_scr_stat(tp->t_dev); 848 if (scp->status & SWITCH_WAIT_ACQ) 849 wakeup((caddr_t)&scp->smode); 850 #if not_yet_done 851 if (scp == &main_console) { 852 scp->pid = 0; 853 scp->proc = NULL; 854 scp->smode.mode = VT_AUTO; 855 } 856 else { 857 free(scp->scr_buf, M_DEVBUF); 858 if (scp->history != NULL) { 859 free(scp->history, M_DEVBUF); 860 if (scp->history_size / scp->xsize 861 > imax(SC_HISTORY_SIZE, scp->ysize)) 862 extra_history_size += scp->history_size / scp->xsize 863 - imax(SC_HISTORY_SIZE, scp->ysize); 864 } 865 free(scp, M_DEVBUF); 866 console[minor(dev)] = NULL; 867 } 868 #else 869 scp->pid = 0; 870 scp->proc = NULL; 871 scp->smode.mode = VT_AUTO; 872 #endif 873 } 874 spltty(); 875 (*linesw[tp->t_line].l_close)(tp, flag); 876 ttyclose(tp); 877 spl0(); 878 return(0); 879 } 880 881 int 882 scread(dev_t dev, struct uio *uio, int flag) 883 { 884 struct tty *tp = scdevtotty(dev); 885 886 if (!tp) 887 return(ENXIO); 888 return((*linesw[tp->t_line].l_read)(tp, uio, flag)); 889 } 890 891 int 892 scwrite(dev_t dev, struct uio *uio, int flag) 893 { 894 struct tty *tp = scdevtotty(dev); 895 896 if (!tp) 897 return(ENXIO); 898 return((*linesw[tp->t_line].l_write)(tp, uio, flag)); 899 } 900 901 void 902 scintr(int unit) 903 { 904 static struct tty *cur_tty; 905 int c, len; 906 u_char *cp; 907 908 /* make screensaver happy */ 909 scrn_time_stamp = mono_time.tv_sec; 910 911 /* 912 * Loop while there is still input to get from the keyboard. 913 * I don't think this is nessesary, and it doesn't fix 914 * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX 915 */ 916 while ((c = scgetc(SCGETC_NONBLOCK)) != NOKEY) { 917 918 cur_tty = VIRTUAL_TTY(get_scr_num()); 919 if (!(cur_tty->t_state & TS_ISOPEN)) 920 if (!((cur_tty = CONSOLE_TTY)->t_state & TS_ISOPEN)) 921 continue; 922 923 switch (c & 0xff00) { 924 case 0x0000: /* normal key */ 925 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 926 break; 927 case FKEY: /* function key, return string */ 928 if (cp = get_fstr((u_int)c, (u_int *)&len)) { 929 while (len-- > 0) 930 (*linesw[cur_tty->t_line].l_rint)(*cp++ & 0xFF, cur_tty); 931 } 932 break; 933 case MKEY: /* meta is active, prepend ESC */ 934 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 935 (*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty); 936 break; 937 case BKEY: /* backtab fixed sequence (esc [ Z) */ 938 (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); 939 (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); 940 (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); 941 break; 942 } 943 } 944 945 if (cur_console->status & MOUSE_ENABLED) { 946 cur_console->status &= ~MOUSE_VISIBLE; 947 remove_mouse_image(cur_console); 948 } 949 } 950 951 static int 952 scparam(struct tty *tp, struct termios *t) 953 { 954 tp->t_ispeed = t->c_ispeed; 955 tp->t_ospeed = t->c_ospeed; 956 tp->t_cflag = t->c_cflag; 957 return 0; 958 } 959 960 int 961 scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p) 962 { 963 int error; 964 u_int i; 965 struct tty *tp; 966 scr_stat *scp; 967 u_short *usp; 968 char *mp; 969 int s; 970 971 tp = scdevtotty(dev); 972 if (!tp) 973 return ENXIO; 974 scp = get_scr_stat(tp->t_dev); 975 976 /* If there is a user_ioctl function call that first */ 977 if (sc_user_ioctl) { 978 if (error = (*sc_user_ioctl)(dev, cmd, data, flag, p)) 979 return error; 980 } 981 982 switch (cmd) { /* process console hardware related ioctl's */ 983 984 case GIO_ATTR: /* get current attributes */ 985 *(int*)data = (scp->term.cur_attr >> 8) & 0xFF; 986 return 0; 987 988 case GIO_COLOR: /* is this a color console ? */ 989 if (crtc_addr == COLOR_BASE) 990 *(int*)data = 1; 991 else 992 *(int*)data = 0; 993 return 0; 994 995 case CONS_CURRENT: /* get current adapter type */ 996 *(int *)data = crtc_type; 997 return 0; 998 999 case CONS_GET: /* get current video mode */ 1000 *(int*)data = scp->mode; 1001 return 0; 1002 1003 case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ 1004 if (*(int *)data < 0) 1005 return EINVAL; 1006 scrn_blank_time = *(int *)data; 1007 if (scrn_blank_time == 0) 1008 scrn_time_stamp = mono_time.tv_sec; 1009 return 0; 1010 1011 case CONS_CURSORTYPE: /* set cursor type blink/noblink */ 1012 if ((*(int*)data) & 0x01) 1013 flags |= BLINK_CURSOR; 1014 else 1015 flags &= ~BLINK_CURSOR; 1016 if ((*(int*)data) & 0x02) { 1017 if (!crtc_vga) 1018 return ENXIO; 1019 flags |= CHAR_CURSOR; 1020 } else 1021 flags &= ~CHAR_CURSOR; 1022 /* 1023 * The cursor shape is global property; all virtual consoles 1024 * are affected. Update the cursor in the current console... 1025 */ 1026 if (!(cur_console->status & UNKNOWN_MODE)) { 1027 remove_cursor_image(cur_console); 1028 if (flags & CHAR_CURSOR) 1029 set_destructive_cursor(cur_console); 1030 draw_cursor_image(cur_console); 1031 } 1032 return 0; 1033 1034 case CONS_BELLTYPE: /* set bell type sound/visual */ 1035 if (*data) 1036 flags |= VISUAL_BELL; 1037 else 1038 flags &= ~VISUAL_BELL; 1039 return 0; 1040 1041 case CONS_HISTORY: /* set history size */ 1042 if (*(int *)data > 0) { 1043 int lines; /* buffer size to allocate */ 1044 int lines0; /* current buffer size */ 1045 1046 lines = imax(*(int *)data, scp->ysize); 1047 lines0 = (scp->history != NULL) ? 1048 scp->history_size / scp->xsize : scp->ysize; 1049 /* 1050 * syscons unconditionally allocates buffers upto SC_HISTORY_SIZE 1051 * lines or scp->ysize lines, whichever is larger. A value 1052 * greater than that is allowed, subject to extra_history_size. 1053 */ 1054 if (lines > imax(lines0, SC_HISTORY_SIZE) + extra_history_size) 1055 return EINVAL; 1056 if (cur_console->status & BUFFER_SAVED) 1057 return EBUSY; 1058 usp = scp->history; 1059 scp->history = NULL; 1060 if (usp != NULL) 1061 free(usp, M_DEVBUF); 1062 scp->history_size = lines * scp->xsize; 1063 /* 1064 * extra_history_size += 1065 * (lines0 > imax(SC_HISTORY_SIZE, scp->ysize)) ? 1066 * lines0 - imax(SC_HISTORY_SIZE, scp->ysize)) : 0; 1067 * extra_history_size -= 1068 * (lines > imax(SC_HISTORY_SIZE, scp->ysize)) ? 1069 * lines - imax(SC_HISTORY_SIZE, scp->ysize)) : 0; 1070 * lines0 >= ysize && lines >= ysize... Hey, the above can be 1071 * reduced to the following... 1072 */ 1073 extra_history_size += 1074 imax(lines0, SC_HISTORY_SIZE) - imax(lines, SC_HISTORY_SIZE); 1075 usp = (u_short *)malloc(scp->history_size * sizeof(u_short), 1076 M_DEVBUF, M_WAITOK); 1077 bzero(usp, scp->history_size * sizeof(u_short)); 1078 scp->history_head = scp->history_pos = usp; 1079 scp->history = usp; 1080 return 0; 1081 } 1082 else 1083 return EINVAL; 1084 1085 case CONS_MOUSECTL: /* control mouse arrow */ 1086 case OLD_CONS_MOUSECTL: 1087 { 1088 /* MOUSE_BUTTON?DOWN -> MOUSE_MSC_BUTTON?UP */ 1089 static butmap[8] = { 1090 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP 1091 | MOUSE_MSC_BUTTON3UP, 1092 MOUSE_MSC_BUTTON2UP | MOUSE_MSC_BUTTON3UP, 1093 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON3UP, 1094 MOUSE_MSC_BUTTON3UP, 1095 MOUSE_MSC_BUTTON1UP | MOUSE_MSC_BUTTON2UP, 1096 MOUSE_MSC_BUTTON2UP, 1097 MOUSE_MSC_BUTTON1UP, 1098 0, 1099 }; 1100 mouse_info_t *mouse = (mouse_info_t*)data; 1101 mouse_info_t buf; 1102 1103 if (!crtc_vga) 1104 return ENODEV; 1105 1106 if (cmd == OLD_CONS_MOUSECTL) { 1107 static unsigned char swapb[] = { 0, 4, 2, 6, 1, 5, 3, 7 }; 1108 old_mouse_info_t *old_mouse = (old_mouse_info_t *)data; 1109 1110 mouse = &buf; 1111 mouse->operation = old_mouse->operation; 1112 switch (mouse->operation) { 1113 case MOUSE_MODE: 1114 mouse->u.mode = old_mouse->u.mode; 1115 break; 1116 case MOUSE_SHOW: 1117 case MOUSE_HIDE: 1118 break; 1119 case MOUSE_MOVEABS: 1120 case MOUSE_MOVEREL: 1121 case MOUSE_ACTION: 1122 mouse->u.data.x = old_mouse->u.data.x; 1123 mouse->u.data.y = old_mouse->u.data.y; 1124 mouse->u.data.z = 0; 1125 mouse->u.data.buttons = swapb[old_mouse->u.data.buttons & 0x7]; 1126 break; 1127 case MOUSE_GETINFO: 1128 old_mouse->u.data.x = scp->mouse_xpos; 1129 old_mouse->u.data.y = scp->mouse_ypos; 1130 old_mouse->u.data.buttons = swapb[scp->mouse_buttons & 0x7]; 1131 break; 1132 default: 1133 return EINVAL; 1134 } 1135 } 1136 1137 switch (mouse->operation) { 1138 case MOUSE_MODE: 1139 if (ISSIGVALID(mouse->u.mode.signal)) { 1140 scp->mouse_signal = mouse->u.mode.signal; 1141 scp->mouse_proc = p; 1142 scp->mouse_pid = p->p_pid; 1143 } 1144 else { 1145 scp->mouse_signal = 0; 1146 scp->mouse_proc = NULL; 1147 scp->mouse_pid = 0; 1148 } 1149 break; 1150 1151 case MOUSE_SHOW: 1152 if (!(scp->status & MOUSE_ENABLED)) { 1153 scp->status |= (MOUSE_ENABLED | MOUSE_VISIBLE); 1154 scp->mouse_oldpos = scp->mouse_pos; 1155 mark_all(scp); 1156 } 1157 else 1158 return EINVAL; 1159 break; 1160 1161 case MOUSE_HIDE: 1162 if (scp->status & MOUSE_ENABLED) { 1163 scp->status &= ~(MOUSE_ENABLED | MOUSE_VISIBLE); 1164 mark_all(scp); 1165 } 1166 else 1167 return EINVAL; 1168 break; 1169 1170 case MOUSE_MOVEABS: 1171 scp->mouse_xpos = mouse->u.data.x; 1172 scp->mouse_ypos = mouse->u.data.y; 1173 set_mouse_pos(scp); 1174 break; 1175 1176 case MOUSE_MOVEREL: 1177 scp->mouse_xpos += mouse->u.data.x; 1178 scp->mouse_ypos += mouse->u.data.y; 1179 set_mouse_pos(scp); 1180 break; 1181 1182 case MOUSE_GETINFO: 1183 mouse->u.data.x = scp->mouse_xpos; 1184 mouse->u.data.y = scp->mouse_ypos; 1185 mouse->u.data.z = 0; 1186 mouse->u.data.buttons = scp->mouse_buttons; 1187 break; 1188 1189 case MOUSE_ACTION: 1190 case MOUSE_MOTION_EVENT: 1191 /* this should maybe only be settable from /dev/consolectl SOS */ 1192 /* send out mouse event on /dev/sysmouse */ 1193 1194 mouse_status.dx += mouse->u.data.x; 1195 mouse_status.dy += mouse->u.data.y; 1196 mouse_status.dz += mouse->u.data.z; 1197 if (mouse->operation == MOUSE_ACTION) 1198 mouse_status.button = mouse->u.data.buttons; 1199 mouse_status.flags |= 1200 ((mouse->u.data.x || mouse->u.data.y || mouse->u.data.z) ? 1201 MOUSE_POSCHANGED : 0) 1202 | (mouse_status.obutton ^ mouse_status.button); 1203 1204 if (cur_console->status & MOUSE_ENABLED) 1205 cur_console->status |= MOUSE_VISIBLE; 1206 1207 if ((MOUSE_TTY)->t_state & TS_ISOPEN) { 1208 u_char buf[MOUSE_SYS_PACKETSIZE]; 1209 int j; 1210 1211 /* the first five bytes are compatible with MouseSystems' */ 1212 buf[0] = MOUSE_MSC_SYNC 1213 | butmap[mouse_status.button & MOUSE_STDBUTTONS]; 1214 j = imax(imin(mouse->u.data.x, 255), -256); 1215 buf[1] = j >> 1; 1216 buf[3] = j - buf[1]; 1217 j = -imax(imin(mouse->u.data.y, 255), -256); 1218 buf[2] = j >> 1; 1219 buf[4] = j - buf[2]; 1220 for (j = 0; j < MOUSE_MSC_PACKETSIZE; j++) 1221 (*linesw[(MOUSE_TTY)->t_line].l_rint)(buf[j],MOUSE_TTY); 1222 if (mouse_level >= 1) { /* extended part */ 1223 j = imax(imin(mouse->u.data.z, 127), -128); 1224 buf[5] = (j >> 1) & 0x7f; 1225 buf[6] = (j - (j >> 1)) & 0x7f; 1226 /* buttons 4-10 */ 1227 buf[7] = (~mouse_status.button >> 3) & 0x7f; 1228 for (j = MOUSE_MSC_PACKETSIZE; 1229 j < MOUSE_SYS_PACKETSIZE; j++) 1230 (*linesw[(MOUSE_TTY)->t_line].l_rint)(buf[j],MOUSE_TTY); 1231 } 1232 } 1233 1234 if (cur_console->mouse_signal) { 1235 cur_console->mouse_buttons = mouse->u.data.buttons; 1236 /* has controlling process died? */ 1237 if (cur_console->mouse_proc && 1238 (cur_console->mouse_proc != pfind(cur_console->mouse_pid))){ 1239 cur_console->mouse_signal = 0; 1240 cur_console->mouse_proc = NULL; 1241 cur_console->mouse_pid = 0; 1242 } 1243 else 1244 psignal(cur_console->mouse_proc, cur_console->mouse_signal); 1245 } 1246 else if (mouse->operation == MOUSE_ACTION) { 1247 /* process button presses */ 1248 if ((cur_console->mouse_buttons ^ mouse->u.data.buttons) && 1249 !(cur_console->status & UNKNOWN_MODE)) { 1250 cur_console->mouse_buttons = mouse->u.data.buttons; 1251 if (cur_console->mouse_buttons & MOUSE_BUTTON1DOWN) 1252 mouse_cut_start(cur_console); 1253 else 1254 mouse_cut_end(cur_console); 1255 if (cur_console->mouse_buttons & MOUSE_BUTTON2DOWN || 1256 cur_console->mouse_buttons & MOUSE_BUTTON3DOWN) 1257 mouse_paste(cur_console); 1258 } 1259 } 1260 1261 if (mouse->u.data.x != 0 || mouse->u.data.y != 0) { 1262 cur_console->mouse_xpos += mouse->u.data.x; 1263 cur_console->mouse_ypos += mouse->u.data.y; 1264 set_mouse_pos(cur_console); 1265 } 1266 1267 break; 1268 1269 case MOUSE_BUTTON_EVENT: 1270 if ((mouse->u.event.id & MOUSE_BUTTONS) == 0) 1271 return EINVAL; 1272 if (mouse->u.event.value < 0) 1273 return EINVAL; 1274 1275 if (mouse->u.event.value > 0) { 1276 cur_console->mouse_buttons |= mouse->u.event.id; 1277 mouse_status.button |= mouse->u.event.id; 1278 } else { 1279 cur_console->mouse_buttons &= ~mouse->u.event.id; 1280 mouse_status.button &= ~mouse->u.event.id; 1281 } 1282 mouse_status.flags |= 1283 ((mouse->u.data.x || mouse->u.data.y || mouse->u.data.z) ? 1284 MOUSE_POSCHANGED : 0) 1285 | (mouse_status.obutton ^ mouse_status.button); 1286 1287 if (cur_console->status & MOUSE_ENABLED) 1288 cur_console->status |= MOUSE_VISIBLE; 1289 1290 if ((MOUSE_TTY)->t_state & TS_ISOPEN) { 1291 u_char buf[8]; 1292 int i; 1293 1294 buf[0] = MOUSE_MSC_SYNC 1295 | butmap[mouse_status.button & MOUSE_STDBUTTONS]; 1296 buf[7] = (~mouse_status.button >> 3) & 0x7f; 1297 buf[1] = buf[2] = buf[3] = buf[4] = buf[5] = buf[6] = 0; 1298 for (i = 0; 1299 i < ((mouse_level >= 1) ? MOUSE_SYS_PACKETSIZE 1300 : MOUSE_MSC_PACKETSIZE); i++) 1301 (*linesw[(MOUSE_TTY)->t_line].l_rint)(buf[i],MOUSE_TTY); 1302 } 1303 1304 if (cur_console->mouse_signal) { 1305 if (cur_console->mouse_proc && 1306 (cur_console->mouse_proc != pfind(cur_console->mouse_pid))){ 1307 cur_console->mouse_signal = 0; 1308 cur_console->mouse_proc = NULL; 1309 cur_console->mouse_pid = 0; 1310 } 1311 else 1312 psignal(cur_console->mouse_proc, cur_console->mouse_signal); 1313 break; 1314 } 1315 1316 if (cur_console->status & UNKNOWN_MODE) 1317 break; 1318 1319 switch (mouse->u.event.id) { 1320 case MOUSE_BUTTON1DOWN: 1321 switch (mouse->u.event.value % 4) { 1322 case 0: /* up */ 1323 mouse_cut_end(cur_console); 1324 break; 1325 case 1: 1326 mouse_cut_start(cur_console); 1327 break; 1328 case 2: 1329 mouse_cut_word(cur_console); 1330 break; 1331 case 3: 1332 mouse_cut_line(cur_console); 1333 break; 1334 } 1335 break; 1336 case MOUSE_BUTTON2DOWN: 1337 switch (mouse->u.event.value) { 1338 case 0: /* up */ 1339 break; 1340 default: 1341 mouse_paste(cur_console); 1342 break; 1343 } 1344 break; 1345 case MOUSE_BUTTON3DOWN: 1346 switch (mouse->u.event.value) { 1347 case 0: /* up */ 1348 if (!(cur_console->mouse_buttons & MOUSE_BUTTON1DOWN)) 1349 mouse_cut_end(cur_console); 1350 break; 1351 default: 1352 mouse_cut_extend(cur_console); 1353 break; 1354 } 1355 break; 1356 } 1357 break; 1358 1359 default: 1360 return EINVAL; 1361 } 1362 /* make screensaver happy */ 1363 scrn_time_stamp = mono_time.tv_sec; 1364 return 0; 1365 } 1366 1367 /* MOUSE_XXX: /dev/sysmouse ioctls */ 1368 case MOUSE_GETHWINFO: /* get device information */ 1369 { 1370 mousehw_t *hw = (mousehw_t *)data; 1371 1372 if (tp != MOUSE_TTY) 1373 return ENOTTY; 1374 hw->buttons = 10; /* XXX unknown */ 1375 hw->iftype = MOUSE_IF_SYSMOUSE; 1376 hw->type = MOUSE_MOUSE; 1377 hw->model = MOUSE_MODEL_GENERIC; 1378 hw->hwid = 0; 1379 return 0; 1380 } 1381 1382 case MOUSE_GETMODE: /* get protocol/mode */ 1383 { 1384 mousemode_t *mode = (mousemode_t *)data; 1385 1386 if (tp != MOUSE_TTY) 1387 return ENOTTY; 1388 mode->level = mouse_level; 1389 switch (mode->level) { 1390 case 0: 1391 /* at this level, sysmouse emulates MouseSystems protocol */ 1392 mode->protocol = MOUSE_PROTO_MSC; 1393 mode->rate = -1; /* unknown */ 1394 mode->resolution = -1; /* unknown */ 1395 mode->accelfactor = 0; /* disabled */ 1396 mode->packetsize = MOUSE_MSC_PACKETSIZE; 1397 mode->syncmask[0] = MOUSE_MSC_SYNCMASK; 1398 mode->syncmask[1] = MOUSE_MSC_SYNC; 1399 break; 1400 1401 case 1: 1402 /* at this level, sysmouse uses its own protocol */ 1403 mode->protocol = MOUSE_PROTO_SYSMOUSE; 1404 mode->rate = -1; 1405 mode->resolution = -1; 1406 mode->accelfactor = 0; 1407 mode->packetsize = MOUSE_SYS_PACKETSIZE; 1408 mode->syncmask[0] = MOUSE_SYS_SYNCMASK; 1409 mode->syncmask[1] = MOUSE_SYS_SYNC; 1410 break; 1411 } 1412 return 0; 1413 } 1414 1415 case MOUSE_SETMODE: /* set protocol/mode */ 1416 { 1417 mousemode_t *mode = (mousemode_t *)data; 1418 1419 if (tp != MOUSE_TTY) 1420 return ENOTTY; 1421 if ((mode->level < 0) || (mode->level > 1)) 1422 return EINVAL; 1423 mouse_level = mode->level; 1424 return 0; 1425 } 1426 1427 case MOUSE_GETLEVEL: /* get operation level */ 1428 if (tp != MOUSE_TTY) 1429 return ENOTTY; 1430 *(int *)data = mouse_level; 1431 return 0; 1432 1433 case MOUSE_SETLEVEL: /* set operation level */ 1434 if (tp != MOUSE_TTY) 1435 return ENOTTY; 1436 if ((*(int *)data < 0) || (*(int *)data > 1)) 1437 return EINVAL; 1438 mouse_level = *(int *)data; 1439 return 0; 1440 1441 case MOUSE_GETSTATUS: /* get accumulated mouse events */ 1442 if (tp != MOUSE_TTY) 1443 return ENOTTY; 1444 s = spltty(); 1445 *(mousestatus_t *)data = mouse_status; 1446 mouse_status.flags = 0; 1447 mouse_status.obutton = mouse_status.button; 1448 mouse_status.dx = 0; 1449 mouse_status.dy = 0; 1450 mouse_status.dz = 0; 1451 splx(s); 1452 return 0; 1453 1454 #if notyet 1455 case MOUSE_GETVARS: /* get internal mouse variables */ 1456 case MOUSE_SETVARS: /* set internal mouse variables */ 1457 if (tp != MOUSE_TTY) 1458 return ENOTTY; 1459 return ENODEV; 1460 #endif 1461 1462 case MOUSE_READSTATE: /* read status from the device */ 1463 case MOUSE_READDATA: /* read data from the device */ 1464 if (tp != MOUSE_TTY) 1465 return ENOTTY; 1466 return ENODEV; 1467 1468 case CONS_GETINFO: /* get current (virtual) console info */ 1469 { 1470 vid_info_t *ptr = (vid_info_t*)data; 1471 if (ptr->size == sizeof(struct vid_info)) { 1472 ptr->m_num = get_scr_num(); 1473 ptr->mv_col = scp->xpos; 1474 ptr->mv_row = scp->ypos; 1475 ptr->mv_csz = scp->xsize; 1476 ptr->mv_rsz = scp->ysize; 1477 ptr->mv_norm.fore = (scp->term.std_color & 0x0f00)>>8; 1478 ptr->mv_norm.back = (scp->term.std_color & 0xf000)>>12; 1479 ptr->mv_rev.fore = (scp->term.rev_color & 0x0f00)>>8; 1480 ptr->mv_rev.back = (scp->term.rev_color & 0xf000)>>12; 1481 ptr->mv_grfc.fore = 0; /* not supported */ 1482 ptr->mv_grfc.back = 0; /* not supported */ 1483 ptr->mv_ovscan = scp->border; 1484 ptr->mk_keylock = scp->status & LOCK_KEY_MASK; 1485 return 0; 1486 } 1487 return EINVAL; 1488 } 1489 1490 case CONS_GETVERS: /* get version number */ 1491 *(int*)data = 0x200; /* version 2.0 */ 1492 return 0; 1493 1494 /* VGA TEXT MODES */ 1495 case SW_VGA_C40x25: 1496 case SW_VGA_C80x25: case SW_VGA_M80x25: 1497 case SW_VGA_C80x30: case SW_VGA_M80x30: 1498 case SW_VGA_C80x50: case SW_VGA_M80x50: 1499 case SW_VGA_C80x60: case SW_VGA_M80x60: 1500 case SW_B40x25: case SW_C40x25: 1501 case SW_B80x25: case SW_C80x25: 1502 case SW_ENH_B40x25: case SW_ENH_C40x25: 1503 case SW_ENH_B80x25: case SW_ENH_C80x25: 1504 case SW_ENH_B80x43: case SW_ENH_C80x43: 1505 case SW_EGAMONO80x25: 1506 1507 if (!crtc_vga) 1508 return ENODEV; 1509 mp = get_mode_param(scp, cmd & 0xff); 1510 if (mp == NULL) 1511 return ENODEV; 1512 1513 if (scp->history != NULL) 1514 i = imax(scp->history_size / scp->xsize 1515 - imax(SC_HISTORY_SIZE, scp->ysize), 0); 1516 else 1517 i = 0; 1518 switch (cmd & 0xff) { 1519 case M_VGA_C80x60: case M_VGA_M80x60: 1520 if (!(fonts_loaded & FONT_8)) 1521 return EINVAL; 1522 scp->xsize = 80; 1523 scp->ysize = 60; 1524 break; 1525 case M_VGA_C80x50: case M_VGA_M80x50: 1526 if (!(fonts_loaded & FONT_8)) 1527 return EINVAL; 1528 scp->xsize = 80; 1529 scp->ysize = 50; 1530 break; 1531 case M_ENH_B80x43: case M_ENH_C80x43: 1532 if (!(fonts_loaded & FONT_8)) 1533 return EINVAL; 1534 scp->xsize = 80; 1535 scp->ysize = 43; 1536 break; 1537 case M_VGA_C80x30: case M_VGA_M80x30: 1538 scp->xsize = 80; 1539 scp->ysize = 30; 1540 break; 1541 case M_ENH_C40x25: case M_ENH_B40x25: 1542 case M_ENH_C80x25: case M_ENH_B80x25: 1543 case M_EGAMONO80x25: 1544 if (!(fonts_loaded & FONT_14)) 1545 return EINVAL; 1546 /* FALL THROUGH */ 1547 default: 1548 if ((cmd & 0xff) > M_VGA_CG320) 1549 return EINVAL; 1550 scp->xsize = mp[0]; 1551 scp->ysize = mp[1] + rows_offset; 1552 break; 1553 } 1554 scp->mode = cmd & 0xff; 1555 free(scp->scr_buf, M_DEVBUF); 1556 scp->scr_buf = (u_short *) 1557 malloc(scp->xsize*scp->ysize*sizeof(u_short), M_DEVBUF, M_WAITOK); 1558 scp->cursor_pos = scp->cursor_oldpos = 1559 scp->scr_buf + scp->xpos + scp->ypos * scp->xsize; 1560 scp->mouse_pos = scp->mouse_oldpos = 1561 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 1562 scp->mouse_xpos/8); 1563 free(cut_buffer, M_DEVBUF); 1564 cut_buffer = (char *)malloc(scp->xsize*scp->ysize, M_DEVBUF, M_NOWAIT); 1565 cut_buffer[0] = 0x00; 1566 usp = scp->history; 1567 scp->history = NULL; 1568 if (usp != NULL) { 1569 free(usp, M_DEVBUF); 1570 extra_history_size += i; 1571 } 1572 scp->history_size = imax(SC_HISTORY_SIZE, scp->ysize) * scp->xsize; 1573 usp = (u_short *)malloc(scp->history_size * sizeof(u_short), 1574 M_DEVBUF, M_NOWAIT); 1575 if (usp != NULL) 1576 bzero(usp, scp->history_size * sizeof(u_short)); 1577 scp->history_head = scp->history_pos = usp; 1578 scp->history = usp; 1579 if (scp == cur_console) 1580 set_mode(scp); 1581 scp->status &= ~UNKNOWN_MODE; 1582 clear_screen(scp); 1583 1584 if (tp->t_winsize.ws_col != scp->xsize 1585 || tp->t_winsize.ws_row != scp->ysize) { 1586 tp->t_winsize.ws_col = scp->xsize; 1587 tp->t_winsize.ws_row = scp->ysize; 1588 pgsignal(tp->t_pgrp, SIGWINCH, 1); 1589 } 1590 return 0; 1591 1592 /* GRAPHICS MODES */ 1593 case SW_BG320: case SW_BG640: 1594 case SW_CG320: case SW_CG320_D: case SW_CG640_E: 1595 case SW_CG640x350: case SW_ENH_CG640: 1596 case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320: 1597 1598 if (!crtc_vga) 1599 return ENODEV; 1600 mp = get_mode_param(scp, cmd & 0xff); 1601 if (mp == NULL) 1602 return ENODEV; 1603 1604 scp->mode = cmd & 0xFF; 1605 scp->xpixel = mp[0] * 8; 1606 scp->ypixel = (mp[1] + rows_offset) * mp[2]; 1607 if (scp == cur_console) 1608 set_mode(scp); 1609 scp->status |= UNKNOWN_MODE; /* graphics mode */ 1610 /* clear_graphics();*/ 1611 1612 if (tp->t_winsize.ws_xpixel != scp->xpixel 1613 || tp->t_winsize.ws_ypixel != scp->ypixel) { 1614 tp->t_winsize.ws_xpixel = scp->xpixel; 1615 tp->t_winsize.ws_ypixel = scp->ypixel; 1616 pgsignal(tp->t_pgrp, SIGWINCH, 1); 1617 } 1618 return 0; 1619 1620 case SW_VGA_MODEX: 1621 if (!crtc_vga) 1622 return ENODEV; 1623 mp = get_mode_param(scp, cmd & 0xff); 1624 if (mp == NULL) 1625 return ENODEV; 1626 1627 scp->mode = cmd & 0xFF; 1628 if (scp == cur_console) 1629 set_mode(scp); 1630 scp->status |= UNKNOWN_MODE; /* graphics mode */ 1631 /* clear_graphics();*/ 1632 scp->xpixel = 320; 1633 scp->ypixel = 240; 1634 if (tp->t_winsize.ws_xpixel != scp->xpixel 1635 || tp->t_winsize.ws_ypixel != scp->ypixel) { 1636 tp->t_winsize.ws_xpixel = scp->xpixel; 1637 tp->t_winsize.ws_ypixel = scp->ypixel; 1638 pgsignal(tp->t_pgrp, SIGWINCH, 1); 1639 } 1640 return 0; 1641 1642 case VT_SETMODE: /* set screen switcher mode */ 1643 { 1644 struct vt_mode *mode; 1645 1646 mode = (struct vt_mode *)data; 1647 if (ISSIGVALID(mode->relsig) && ISSIGVALID(mode->acqsig) && 1648 ISSIGVALID(mode->frsig)) { 1649 bcopy(data, &scp->smode, sizeof(struct vt_mode)); 1650 if (scp->smode.mode == VT_PROCESS) { 1651 scp->proc = p; 1652 scp->pid = scp->proc->p_pid; 1653 } 1654 return 0; 1655 } else 1656 return EINVAL; 1657 } 1658 1659 case VT_GETMODE: /* get screen switcher mode */ 1660 bcopy(&scp->smode, data, sizeof(struct vt_mode)); 1661 return 0; 1662 1663 case VT_RELDISP: /* screen switcher ioctl */ 1664 switch(*data) { 1665 case VT_FALSE: /* user refuses to release screen, abort */ 1666 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 1667 old_scp->status &= ~SWITCH_WAIT_REL; 1668 switch_in_progress = FALSE; 1669 return 0; 1670 } 1671 return EINVAL; 1672 1673 case VT_TRUE: /* user has released screen, go on */ 1674 if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) { 1675 scp->status &= ~SWITCH_WAIT_REL; 1676 exchange_scr(); 1677 if (new_scp->smode.mode == VT_PROCESS) { 1678 new_scp->status |= SWITCH_WAIT_ACQ; 1679 psignal(new_scp->proc, new_scp->smode.acqsig); 1680 } 1681 else 1682 switch_in_progress = FALSE; 1683 return 0; 1684 } 1685 return EINVAL; 1686 1687 case VT_ACKACQ: /* acquire acknowledged, switch completed */ 1688 if (scp == new_scp && (scp->status & SWITCH_WAIT_ACQ)) { 1689 scp->status &= ~SWITCH_WAIT_ACQ; 1690 switch_in_progress = FALSE; 1691 return 0; 1692 } 1693 return EINVAL; 1694 1695 default: 1696 return EINVAL; 1697 } 1698 /* NOT REACHED */ 1699 1700 case VT_OPENQRY: /* return free virtual console */ 1701 for (i = 0; i < MAXCONS; i++) { 1702 tp = VIRTUAL_TTY(i); 1703 if (!(tp->t_state & TS_ISOPEN)) { 1704 *data = i + 1; 1705 return 0; 1706 } 1707 } 1708 return EINVAL; 1709 1710 case VT_ACTIVATE: /* switch to screen *data */ 1711 return switch_scr(scp, (*data) - 1); 1712 1713 case VT_WAITACTIVE: /* wait for switch to occur */ 1714 if (*data > MAXCONS || *data < 0) 1715 return EINVAL; 1716 if (minor(dev) == (*data) - 1) 1717 return 0; 1718 if (*data == 0) { 1719 if (scp == cur_console) 1720 return 0; 1721 } 1722 else 1723 scp = console[(*data) - 1]; 1724 while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, 1725 "waitvt", 0)) == ERESTART) ; 1726 return error; 1727 1728 case VT_GETACTIVE: 1729 *data = get_scr_num()+1; 1730 return 0; 1731 1732 case KDENABIO: /* allow io operations */ 1733 error = suser(p->p_ucred, &p->p_acflag); 1734 if (error != 0) 1735 return error; 1736 if (securelevel > 0) 1737 return EPERM; 1738 p->p_md.md_regs->tf_eflags |= PSL_IOPL; 1739 return 0; 1740 1741 case KDDISABIO: /* disallow io operations (default) */ 1742 p->p_md.md_regs->tf_eflags &= ~PSL_IOPL; 1743 return 0; 1744 1745 case KDSETMODE: /* set current mode of this (virtual) console */ 1746 switch (*data) { 1747 case KD_TEXT: /* switch to TEXT (known) mode */ 1748 /* restore fonts & palette ! */ 1749 if (crtc_vga) { 1750 if (fonts_loaded & FONT_8) 1751 copy_font(LOAD, FONT_8, font_8); 1752 if (fonts_loaded & FONT_14) 1753 copy_font(LOAD, FONT_14, font_14); 1754 if (fonts_loaded & FONT_16) 1755 copy_font(LOAD, FONT_16, font_16); 1756 load_palette(palette); 1757 } 1758 1759 /* move hardware cursor out of the way */ 1760 outb(crtc_addr, 14); 1761 outb(crtc_addr + 1, 0xff); 1762 outb(crtc_addr, 15); 1763 outb(crtc_addr + 1, 0xff); 1764 1765 /* FALL THROUGH */ 1766 1767 case KD_TEXT1: /* switch to TEXT (known) mode */ 1768 /* no restore fonts & palette */ 1769 if (crtc_vga) 1770 set_mode(scp); 1771 scp->status &= ~UNKNOWN_MODE; 1772 clear_screen(scp); 1773 return 0; 1774 1775 case KD_GRAPHICS: /* switch to GRAPHICS (unknown) mode */ 1776 scp->status |= UNKNOWN_MODE; 1777 return 0; 1778 default: 1779 return EINVAL; 1780 } 1781 /* NOT REACHED */ 1782 1783 case KDGETMODE: /* get current mode of this (virtual) console */ 1784 *data = (scp->status & UNKNOWN_MODE) ? KD_GRAPHICS : KD_TEXT; 1785 return 0; 1786 1787 case KDSBORDER: /* set border color of this (virtual) console */ 1788 scp->border = *data; 1789 if (scp == cur_console) 1790 set_border(scp->border); 1791 return 0; 1792 1793 case KDSKBSTATE: /* set keyboard state (locks) */ 1794 if (*data >= 0 && *data <= LOCK_KEY_MASK) { 1795 scp->status &= ~LOCK_KEY_MASK; 1796 scp->status |= *data; 1797 if (scp == cur_console) 1798 update_leds(scp->status); 1799 return 0; 1800 } 1801 return EINVAL; 1802 1803 case KDGKBSTATE: /* get keyboard state (locks) */ 1804 *data = scp->status & LOCK_KEY_MASK; 1805 return 0; 1806 1807 case KDSETRAD: /* set keyboard repeat & delay rates */ 1808 if (*data & 0x80) 1809 return EINVAL; 1810 if (sc_kbdc != NULL) 1811 set_keyboard(KBDC_SET_TYPEMATIC, *data); 1812 return 0; 1813 1814 case KDSKBMODE: /* set keyboard mode */ 1815 switch (*data) { 1816 case K_RAW: /* switch to RAW scancode mode */ 1817 scp->status &= ~KBD_CODE_MODE; 1818 scp->status |= KBD_RAW_MODE; 1819 return 0; 1820 1821 case K_CODE: /* switch to CODE mode */ 1822 scp->status &= ~KBD_RAW_MODE; 1823 scp->status |= KBD_CODE_MODE; 1824 return 0; 1825 1826 case K_XLATE: /* switch to XLT ascii mode */ 1827 if (scp == cur_console && scp->status & KBD_RAW_MODE) 1828 shfts = ctls = alts = agrs = metas = accents = 0; 1829 scp->status &= ~(KBD_RAW_MODE | KBD_CODE_MODE); 1830 return 0; 1831 default: 1832 return EINVAL; 1833 } 1834 /* NOT REACHED */ 1835 1836 case KDGKBMODE: /* get keyboard mode */ 1837 *data = (scp->status & KBD_RAW_MODE) ? K_RAW : 1838 ((scp->status & KBD_CODE_MODE) ? K_CODE : K_XLATE); 1839 return 0; 1840 1841 case KDMKTONE: /* sound the bell */ 1842 if (*(int*)data) 1843 do_bell(scp, (*(int*)data)&0xffff, 1844 (((*(int*)data)>>16)&0xffff)*hz/1000); 1845 else 1846 do_bell(scp, scp->bell_pitch, scp->bell_duration); 1847 return 0; 1848 1849 case KIOCSOUND: /* make tone (*data) hz */ 1850 if (scp == cur_console) { 1851 if (*(int*)data) { 1852 int pitch = timer_freq / *(int*)data; 1853 1854 /* set command for counter 2, 2 byte write */ 1855 if (acquire_timer2(TIMER_16BIT|TIMER_SQWAVE)) 1856 return EBUSY; 1857 1858 /* set pitch */ 1859 outb(TIMER_CNTR2, pitch); 1860 outb(TIMER_CNTR2, (pitch>>8)); 1861 1862 /* enable counter 2 output to speaker */ 1863 outb(IO_PPI, inb(IO_PPI) | 3); 1864 } 1865 else { 1866 /* disable counter 2 output to speaker */ 1867 outb(IO_PPI, inb(IO_PPI) & 0xFC); 1868 release_timer2(); 1869 } 1870 } 1871 return 0; 1872 1873 case KDGKBTYPE: /* get keyboard type */ 1874 *data = 0; /* type not known (yet) */ 1875 return 0; 1876 1877 case KDSETLED: /* set keyboard LED status */ 1878 if (*data >= 0 && *data <= LED_MASK) { 1879 scp->status &= ~LED_MASK; 1880 scp->status |= *data; 1881 if (scp == cur_console) 1882 update_leds(scp->status); 1883 return 0; 1884 } 1885 return EINVAL; 1886 1887 case KDGETLED: /* get keyboard LED status */ 1888 *data = scp->status & LED_MASK; 1889 return 0; 1890 1891 case GETFKEY: /* get functionkey string */ 1892 if (*(u_short*)data < n_fkey_tab) { 1893 fkeyarg_t *ptr = (fkeyarg_t*)data; 1894 bcopy(&fkey_tab[ptr->keynum].str, ptr->keydef, 1895 fkey_tab[ptr->keynum].len); 1896 ptr->flen = fkey_tab[ptr->keynum].len; 1897 return 0; 1898 } 1899 else 1900 return EINVAL; 1901 1902 case SETFKEY: /* set functionkey string */ 1903 if (*(u_short*)data < n_fkey_tab) { 1904 fkeyarg_t *ptr = (fkeyarg_t*)data; 1905 bcopy(ptr->keydef, &fkey_tab[ptr->keynum].str, 1906 min(ptr->flen, MAXFK)); 1907 fkey_tab[ptr->keynum].len = min(ptr->flen, MAXFK); 1908 return 0; 1909 } 1910 else 1911 return EINVAL; 1912 1913 case GIO_SCRNMAP: /* get output translation table */ 1914 bcopy(&scr_map, data, sizeof(scr_map)); 1915 return 0; 1916 1917 case PIO_SCRNMAP: /* set output translation table */ 1918 bcopy(data, &scr_map, sizeof(scr_map)); 1919 for (i=0; i<sizeof(scr_map); i++) 1920 scr_rmap[scr_map[i]] = i; 1921 return 0; 1922 1923 case GIO_KEYMAP: /* get keyboard translation table */ 1924 bcopy(&key_map, data, sizeof(key_map)); 1925 return 0; 1926 1927 case PIO_KEYMAP: /* set keyboard translation table */ 1928 accents = 0; 1929 bzero(&accent_map, sizeof(accent_map)); 1930 bcopy(data, &key_map, sizeof(key_map)); 1931 return 0; 1932 1933 case GIO_DEADKEYMAP: /* get accent key translation table */ 1934 bcopy(&accent_map, data, sizeof(accent_map)); 1935 return 0; 1936 1937 case PIO_DEADKEYMAP: /* set accent key translation table */ 1938 accents = 0; 1939 bcopy(data, &accent_map, sizeof(accent_map)); 1940 return 0; 1941 1942 case PIO_FONT8x8: /* set 8x8 dot font */ 1943 if (!crtc_vga) 1944 return ENXIO; 1945 bcopy(data, font_8, 8*256); 1946 fonts_loaded |= FONT_8; 1947 if (!(cur_console->status & UNKNOWN_MODE)) { 1948 copy_font(LOAD, FONT_8, font_8); 1949 if (flags & CHAR_CURSOR) 1950 set_destructive_cursor(cur_console); 1951 } 1952 return 0; 1953 1954 case GIO_FONT8x8: /* get 8x8 dot font */ 1955 if (!crtc_vga) 1956 return ENXIO; 1957 if (fonts_loaded & FONT_8) { 1958 bcopy(font_8, data, 8*256); 1959 return 0; 1960 } 1961 else 1962 return ENXIO; 1963 1964 case PIO_FONT8x14: /* set 8x14 dot font */ 1965 if (!crtc_vga) 1966 return ENXIO; 1967 bcopy(data, font_14, 14*256); 1968 fonts_loaded |= FONT_14; 1969 if (!(cur_console->status & UNKNOWN_MODE)) { 1970 copy_font(LOAD, FONT_14, font_14); 1971 if (flags & CHAR_CURSOR) 1972 set_destructive_cursor(cur_console); 1973 } 1974 return 0; 1975 1976 case GIO_FONT8x14: /* get 8x14 dot font */ 1977 if (!crtc_vga) 1978 return ENXIO; 1979 if (fonts_loaded & FONT_14) { 1980 bcopy(font_14, data, 14*256); 1981 return 0; 1982 } 1983 else 1984 return ENXIO; 1985 1986 case PIO_FONT8x16: /* set 8x16 dot font */ 1987 if (!crtc_vga) 1988 return ENXIO; 1989 bcopy(data, font_16, 16*256); 1990 fonts_loaded |= FONT_16; 1991 if (!(cur_console->status & UNKNOWN_MODE)) { 1992 copy_font(LOAD, FONT_16, font_16); 1993 if (flags & CHAR_CURSOR) 1994 set_destructive_cursor(cur_console); 1995 } 1996 return 0; 1997 1998 case GIO_FONT8x16: /* get 8x16 dot font */ 1999 if (!crtc_vga) 2000 return ENXIO; 2001 if (fonts_loaded & FONT_16) { 2002 bcopy(font_16, data, 16*256); 2003 return 0; 2004 } 2005 else 2006 return ENXIO; 2007 default: 2008 break; 2009 } 2010 2011 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); 2012 if (error != ENOIOCTL) 2013 return(error); 2014 error = ttioctl(tp, cmd, data, flag); 2015 if (error != ENOIOCTL) 2016 return(error); 2017 return(ENOTTY); 2018 } 2019 2020 static void 2021 scstart(struct tty *tp) 2022 { 2023 struct clist *rbp; 2024 int s, len; 2025 u_char buf[PCBURST]; 2026 scr_stat *scp = get_scr_stat(tp->t_dev); 2027 2028 if (scp->status & SLKED || blink_in_progress) 2029 return; /* XXX who repeats the call when the above flags are cleared? */ 2030 s = spltty(); 2031 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 2032 tp->t_state |= TS_BUSY; 2033 rbp = &tp->t_outq; 2034 while (rbp->c_cc) { 2035 len = q_to_b(rbp, buf, PCBURST); 2036 splx(s); 2037 ansi_put(scp, buf, len); 2038 s = spltty(); 2039 } 2040 tp->t_state &= ~TS_BUSY; 2041 ttwwakeup(tp); 2042 } 2043 splx(s); 2044 } 2045 2046 static void 2047 scmousestart(struct tty *tp) 2048 { 2049 struct clist *rbp; 2050 int s; 2051 u_char buf[PCBURST]; 2052 2053 s = spltty(); 2054 if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { 2055 tp->t_state |= TS_BUSY; 2056 rbp = &tp->t_outq; 2057 while (rbp->c_cc) { 2058 q_to_b(rbp, buf, PCBURST); 2059 } 2060 tp->t_state &= ~TS_BUSY; 2061 ttwwakeup(tp); 2062 } 2063 splx(s); 2064 } 2065 2066 void 2067 sccnprobe(struct consdev *cp) 2068 { 2069 struct isa_device *dvp; 2070 2071 /* 2072 * Take control if we are the highest priority enabled display device. 2073 */ 2074 dvp = find_display(); 2075 if (dvp == NULL || dvp->id_driver != &scdriver) { 2076 cp->cn_pri = CN_DEAD; 2077 return; 2078 } 2079 2080 if (!scvidprobe(dvp->id_unit, dvp->id_flags)) { 2081 cp->cn_pri = CN_DEAD; 2082 return; 2083 } 2084 2085 /* initialize required fields */ 2086 cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLE); 2087 cp->cn_pri = CN_INTERNAL; 2088 2089 sc_kbdc = kbdc_open(sc_port); 2090 } 2091 2092 void 2093 sccninit(struct consdev *cp) 2094 { 2095 scinit(); 2096 } 2097 2098 void 2099 sccnputc(dev_t dev, int c) 2100 { 2101 u_char buf[1]; 2102 int s; 2103 scr_stat *scp = console[0]; 2104 term_stat save = scp->term; 2105 2106 scp->term = kernel_console; 2107 current_default = &kernel_default; 2108 if (scp == cur_console && !(scp->status & UNKNOWN_MODE)) 2109 remove_cursor_image(scp); 2110 buf[0] = c; 2111 ansi_put(scp, buf, 1); 2112 kernel_console = scp->term; 2113 current_default = &user_default; 2114 scp->term = save; 2115 s = splclock(); 2116 if (scp == cur_console && !(scp->status & UNKNOWN_MODE)) { 2117 if (/* timer not running && */ (scp->start <= scp->end)) { 2118 sc_bcopy(scp->scr_buf + scp->start, Crtat + scp->start, 2119 (1 + scp->end - scp->start) * sizeof(u_short)); 2120 scp->start = scp->xsize * scp->ysize; 2121 scp->end = 0; 2122 } 2123 scp->cursor_oldpos = scp->cursor_pos; 2124 draw_cursor_image(scp); 2125 } 2126 splx(s); 2127 } 2128 2129 int 2130 sccngetc(dev_t dev) 2131 { 2132 int s = spltty(); /* block scintr and scrn_timer while we poll */ 2133 int c; 2134 2135 /* 2136 * Stop the screen saver if necessary. 2137 * What if we have been running in the screen saver code... XXX 2138 */ 2139 if (scrn_blanked > 0) 2140 stop_scrn_saver(current_saver); 2141 2142 c = scgetc(SCGETC_CN); 2143 2144 /* make sure the screen saver won't be activated soon */ 2145 scrn_time_stamp = mono_time.tv_sec; 2146 splx(s); 2147 return(c); 2148 } 2149 2150 int 2151 sccncheckc(dev_t dev) 2152 { 2153 int c, s; 2154 2155 s = spltty(); 2156 if (scrn_blanked > 0) 2157 stop_scrn_saver(current_saver); 2158 c = scgetc(SCGETC_CN | SCGETC_NONBLOCK); 2159 if (c != NOKEY) 2160 scrn_time_stamp = mono_time.tv_sec; 2161 splx(s); 2162 return(c == NOKEY ? -1 : c); /* c == -1 can't happen */ 2163 } 2164 2165 static scr_stat 2166 *get_scr_stat(dev_t dev) 2167 { 2168 int unit = minor(dev); 2169 2170 if (unit == SC_CONSOLE) 2171 return console[0]; 2172 if (unit >= MAXCONS || unit < 0) 2173 return(NULL); 2174 return console[unit]; 2175 } 2176 2177 static int 2178 get_scr_num() 2179 { 2180 int i = 0; 2181 2182 while ((i < MAXCONS) && (cur_console != console[i])) 2183 i++; 2184 return i < MAXCONS ? i : 0; 2185 } 2186 2187 static void 2188 scrn_timer(void *arg) 2189 { 2190 scr_stat *scp = cur_console; 2191 int s = spltty(); 2192 2193 /* 2194 * With release 2.1 of the Xaccel server, the keyboard is left 2195 * hanging pretty often. Apparently an interrupt from the 2196 * keyboard is lost, and I don't know why (yet). 2197 * This ugly hack calls scintr if input is ready for the keyboard 2198 * and conveniently hides the problem. XXX 2199 */ 2200 /* Try removing anything stuck in the keyboard controller; whether 2201 * it's a keyboard scan code or mouse data. `scintr()' doesn't 2202 * read the mouse data directly, but `kbdio' routines will, as a 2203 * side effect. 2204 */ 2205 if (kbdc_lock(sc_kbdc, TRUE)) { 2206 /* 2207 * We have seen the lock flag is not set. Let's reset the flag early; 2208 * otherwise `update_led()' failes which may want the lock 2209 * during `scintr()'. 2210 */ 2211 kbdc_lock(sc_kbdc, FALSE); 2212 if (kbdc_data_ready(sc_kbdc)) 2213 scintr(0); 2214 } 2215 2216 /* should we just return ? */ 2217 if ((scp->status&UNKNOWN_MODE) || blink_in_progress || switch_in_progress) { 2218 timeout(scrn_timer, NULL, hz / 10); 2219 splx(s); 2220 return; 2221 } 2222 2223 /* should we stop the screen saver? */ 2224 if (mono_time.tv_sec <= scrn_time_stamp + scrn_blank_time) 2225 if (scrn_blanked > 0) 2226 stop_scrn_saver(current_saver); 2227 2228 if (scrn_blanked <= 0) { 2229 /* update screen image */ 2230 if (scp->start <= scp->end) { 2231 sc_bcopy(scp->scr_buf + scp->start, Crtat + scp->start, 2232 (1 + scp->end - scp->start) * sizeof(u_short)); 2233 } 2234 2235 /* update "pseudo" mouse pointer image */ 2236 if ((scp->status & MOUSE_VISIBLE) && crtc_vga) { 2237 /* did mouse move since last time ? */ 2238 if (scp->status & MOUSE_MOVED) { 2239 /* do we need to remove old mouse pointer image ? */ 2240 if (scp->mouse_cut_start != NULL || 2241 (scp->mouse_pos-scp->scr_buf) <= scp->start || 2242 (scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->end) { 2243 remove_mouse_image(scp); 2244 } 2245 scp->status &= ~MOUSE_MOVED; 2246 draw_mouse_image(scp); 2247 } 2248 else { 2249 /* mouse didn't move, has it been overwritten ? */ 2250 if ((scp->mouse_pos+scp->xsize+1-scp->scr_buf) >= scp->start && 2251 (scp->mouse_pos - scp->scr_buf) <= scp->end) { 2252 draw_mouse_image(scp); 2253 } 2254 } 2255 } 2256 2257 /* update cursor image */ 2258 if (scp->status & CURSOR_ENABLED) { 2259 /* did cursor move since last time ? */ 2260 if (scp->cursor_pos != scp->cursor_oldpos) { 2261 /* do we need to remove old cursor image ? */ 2262 if ((scp->cursor_oldpos - scp->scr_buf) < scp->start || 2263 ((scp->cursor_oldpos - scp->scr_buf) > scp->end)) { 2264 remove_cursor_image(scp); 2265 } 2266 scp->cursor_oldpos = scp->cursor_pos; 2267 draw_cursor_image(scp); 2268 } 2269 else { 2270 /* cursor didn't move, has it been overwritten ? */ 2271 if (scp->cursor_pos - scp->scr_buf >= scp->start && 2272 scp->cursor_pos - scp->scr_buf <= scp->end) { 2273 draw_cursor_image(scp); 2274 } else { 2275 /* if its a blinking cursor, we may have to update it */ 2276 if (flags & BLINK_CURSOR) 2277 draw_cursor_image(scp); 2278 } 2279 } 2280 blinkrate++; 2281 } 2282 2283 if (scp->mouse_cut_start != NULL) 2284 draw_cutmarking(scp); 2285 2286 scp->end = 0; 2287 scp->start = scp->xsize*scp->ysize; 2288 } 2289 2290 /* should we activate the screen saver? */ 2291 if ((scrn_blank_time != 0) 2292 && (mono_time.tv_sec > scrn_time_stamp + scrn_blank_time)) 2293 (*current_saver)(TRUE); 2294 2295 timeout(scrn_timer, NULL, hz / 25); 2296 splx(s); 2297 } 2298 2299 int 2300 add_scrn_saver(void (*this_saver)(int)) 2301 { 2302 if (current_saver != none_saver) 2303 return EBUSY; 2304 current_saver = this_saver; 2305 return 0; 2306 } 2307 2308 int 2309 remove_scrn_saver(void (*this_saver)(int)) 2310 { 2311 if (current_saver != this_saver) 2312 return EINVAL; 2313 2314 /* 2315 * In order to prevent `current_saver' from being called by 2316 * the timeout routine `scrn_timer()' while we manipulate 2317 * the saver list, we shall set `current_saver' to `none_saver' 2318 * before stopping the current saver, rather than blocking by `splXX()'. 2319 */ 2320 current_saver = none_saver; 2321 if (scrn_blanked > 0) 2322 stop_scrn_saver(this_saver); 2323 2324 return 0; 2325 } 2326 2327 static void 2328 stop_scrn_saver(void (*saver)(int)) 2329 { 2330 (*saver)(FALSE); 2331 scrn_time_stamp = mono_time.tv_sec; 2332 mark_all(cur_console); 2333 } 2334 2335 static void 2336 clear_screen(scr_stat *scp) 2337 { 2338 move_crsr(scp, 0, 0); 2339 scp->cursor_oldpos = scp->cursor_pos; 2340 fillw(scp->term.cur_color | scr_map[0x20], scp->scr_buf, 2341 scp->xsize * scp->ysize); 2342 mark_all(scp); 2343 remove_cutmarking(scp); 2344 } 2345 2346 static int 2347 switch_scr(scr_stat *scp, u_int next_scr) 2348 { 2349 if (switch_in_progress && (cur_console->proc != pfind(cur_console->pid))) 2350 switch_in_progress = FALSE; 2351 2352 if (next_scr >= MAXCONS || switch_in_progress || 2353 (cur_console->smode.mode == VT_AUTO 2354 && cur_console->status & UNKNOWN_MODE)) { 2355 do_bell(scp, BELL_PITCH, BELL_DURATION); 2356 return EINVAL; 2357 } 2358 2359 /* is the wanted virtual console open ? */ 2360 if (next_scr) { 2361 struct tty *tp = VIRTUAL_TTY(next_scr); 2362 if (!(tp->t_state & TS_ISOPEN)) { 2363 do_bell(scp, BELL_PITCH, BELL_DURATION); 2364 return EINVAL; 2365 } 2366 } 2367 /* delay switch if actively updating screen */ 2368 if (write_in_progress || blink_in_progress) { 2369 delayed_next_scr = next_scr+1; 2370 return 0; 2371 } 2372 switch_in_progress = TRUE; 2373 old_scp = cur_console; 2374 new_scp = console[next_scr]; 2375 wakeup((caddr_t)&new_scp->smode); 2376 if (new_scp == old_scp) { 2377 switch_in_progress = FALSE; 2378 delayed_next_scr = FALSE; 2379 return 0; 2380 } 2381 2382 /* has controlling process died? */ 2383 if (old_scp->proc && (old_scp->proc != pfind(old_scp->pid))) 2384 old_scp->smode.mode = VT_AUTO; 2385 if (new_scp->proc && (new_scp->proc != pfind(new_scp->pid))) 2386 new_scp->smode.mode = VT_AUTO; 2387 2388 /* check the modes and switch appropriately */ 2389 if (old_scp->smode.mode == VT_PROCESS) { 2390 old_scp->status |= SWITCH_WAIT_REL; 2391 psignal(old_scp->proc, old_scp->smode.relsig); 2392 } 2393 else { 2394 exchange_scr(); 2395 if (new_scp->smode.mode == VT_PROCESS) { 2396 new_scp->status |= SWITCH_WAIT_ACQ; 2397 psignal(new_scp->proc, new_scp->smode.acqsig); 2398 } 2399 else 2400 switch_in_progress = FALSE; 2401 } 2402 return 0; 2403 } 2404 2405 static void 2406 exchange_scr(void) 2407 { 2408 move_crsr(old_scp, old_scp->xpos, old_scp->ypos); 2409 cur_console = new_scp; 2410 if (old_scp->mode != new_scp->mode || (old_scp->status & UNKNOWN_MODE)){ 2411 if (crtc_vga) 2412 set_mode(new_scp); 2413 } 2414 move_crsr(new_scp, new_scp->xpos, new_scp->ypos); 2415 if (!(new_scp->status & UNKNOWN_MODE) && (flags & CHAR_CURSOR)) 2416 set_destructive_cursor(new_scp); 2417 if ((old_scp->status & UNKNOWN_MODE) && crtc_vga) 2418 load_palette(palette); 2419 if (old_scp->status & KBD_RAW_MODE || new_scp->status & KBD_RAW_MODE || 2420 old_scp->status & KBD_CODE_MODE || new_scp->status & KBD_CODE_MODE) 2421 shfts = ctls = alts = agrs = metas = accents = 0; 2422 set_border(new_scp->border); 2423 update_leds(new_scp->status); 2424 delayed_next_scr = FALSE; 2425 mark_all(new_scp); 2426 } 2427 2428 static void 2429 scan_esc(scr_stat *scp, u_char c) 2430 { 2431 static u_char ansi_col[16] = 2432 {0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15}; 2433 int i, n; 2434 u_short *src, *dst, count; 2435 2436 if (scp->term.esc == 1) { /* seen ESC */ 2437 switch (c) { 2438 2439 case '7': /* Save cursor position */ 2440 scp->saved_xpos = scp->xpos; 2441 scp->saved_ypos = scp->ypos; 2442 break; 2443 2444 case '8': /* Restore saved cursor position */ 2445 if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) 2446 move_crsr(scp, scp->saved_xpos, scp->saved_ypos); 2447 break; 2448 2449 case '[': /* Start ESC [ sequence */ 2450 scp->term.esc = 2; 2451 scp->term.last_param = -1; 2452 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 2453 scp->term.param[i] = 1; 2454 scp->term.num_param = 0; 2455 return; 2456 2457 case 'M': /* Move cursor up 1 line, scroll if at top */ 2458 if (scp->ypos > 0) 2459 move_crsr(scp, scp->xpos, scp->ypos - 1); 2460 else { 2461 bcopy(scp->scr_buf, scp->scr_buf + scp->xsize, 2462 (scp->ysize - 1) * scp->xsize * sizeof(u_short)); 2463 fillw(scp->term.cur_color | scr_map[0x20], 2464 scp->scr_buf, scp->xsize); 2465 mark_all(scp); 2466 } 2467 break; 2468 #if notyet 2469 case 'Q': 2470 scp->term.esc = 4; 2471 return; 2472 #endif 2473 case 'c': /* Clear screen & home */ 2474 clear_screen(scp); 2475 break; 2476 2477 case '(': /* iso-2022: designate 94 character set to G0 */ 2478 scp->term.esc = 5; 2479 return; 2480 } 2481 } 2482 else if (scp->term.esc == 2) { /* seen ESC [ */ 2483 if (c >= '0' && c <= '9') { 2484 if (scp->term.num_param < MAX_ESC_PAR) { 2485 if (scp->term.last_param != scp->term.num_param) { 2486 scp->term.last_param = scp->term.num_param; 2487 scp->term.param[scp->term.num_param] = 0; 2488 } 2489 else 2490 scp->term.param[scp->term.num_param] *= 10; 2491 scp->term.param[scp->term.num_param] += c - '0'; 2492 return; 2493 } 2494 } 2495 scp->term.num_param = scp->term.last_param + 1; 2496 switch (c) { 2497 2498 case ';': 2499 if (scp->term.num_param < MAX_ESC_PAR) 2500 return; 2501 break; 2502 2503 case '=': 2504 scp->term.esc = 3; 2505 scp->term.last_param = -1; 2506 for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) 2507 scp->term.param[i] = 1; 2508 scp->term.num_param = 0; 2509 return; 2510 2511 case 'A': /* up n rows */ 2512 n = scp->term.param[0]; if (n < 1) n = 1; 2513 move_crsr(scp, scp->xpos, scp->ypos - n); 2514 break; 2515 2516 case 'B': /* down n rows */ 2517 n = scp->term.param[0]; if (n < 1) n = 1; 2518 move_crsr(scp, scp->xpos, scp->ypos + n); 2519 break; 2520 2521 case 'C': /* right n columns */ 2522 n = scp->term.param[0]; if (n < 1) n = 1; 2523 move_crsr(scp, scp->xpos + n, scp->ypos); 2524 break; 2525 2526 case 'D': /* left n columns */ 2527 n = scp->term.param[0]; if (n < 1) n = 1; 2528 move_crsr(scp, scp->xpos - n, scp->ypos); 2529 break; 2530 2531 case 'E': /* cursor to start of line n lines down */ 2532 n = scp->term.param[0]; if (n < 1) n = 1; 2533 move_crsr(scp, 0, scp->ypos + n); 2534 break; 2535 2536 case 'F': /* cursor to start of line n lines up */ 2537 n = scp->term.param[0]; if (n < 1) n = 1; 2538 move_crsr(scp, 0, scp->ypos - n); 2539 break; 2540 2541 case 'f': /* Cursor move */ 2542 case 'H': 2543 if (scp->term.num_param == 0) 2544 move_crsr(scp, 0, 0); 2545 else if (scp->term.num_param == 2) 2546 move_crsr(scp, scp->term.param[1] - 1, scp->term.param[0] - 1); 2547 break; 2548 2549 case 'J': /* Clear all or part of display */ 2550 if (scp->term.num_param == 0) 2551 n = 0; 2552 else 2553 n = scp->term.param[0]; 2554 switch (n) { 2555 case 0: /* clear form cursor to end of display */ 2556 fillw(scp->term.cur_color | scr_map[0x20], 2557 scp->cursor_pos, 2558 scp->scr_buf + scp->xsize * scp->ysize - scp->cursor_pos); 2559 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2560 mark_for_update(scp, scp->xsize * scp->ysize); 2561 remove_cutmarking(scp); 2562 break; 2563 case 1: /* clear from beginning of display to cursor */ 2564 fillw(scp->term.cur_color | scr_map[0x20], 2565 scp->scr_buf, 2566 scp->cursor_pos - scp->scr_buf); 2567 mark_for_update(scp, 0); 2568 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2569 remove_cutmarking(scp); 2570 break; 2571 case 2: /* clear entire display */ 2572 fillw(scp->term.cur_color | scr_map[0x20], scp->scr_buf, 2573 scp->xsize * scp->ysize); 2574 mark_all(scp); 2575 remove_cutmarking(scp); 2576 break; 2577 } 2578 break; 2579 2580 case 'K': /* Clear all or part of line */ 2581 if (scp->term.num_param == 0) 2582 n = 0; 2583 else 2584 n = scp->term.param[0]; 2585 switch (n) { 2586 case 0: /* clear form cursor to end of line */ 2587 fillw(scp->term.cur_color | scr_map[0x20], 2588 scp->cursor_pos, 2589 scp->xsize - scp->xpos); 2590 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2591 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + 2592 scp->xsize - scp->xpos); 2593 break; 2594 case 1: /* clear from beginning of line to cursor */ 2595 fillw(scp->term.cur_color | scr_map[0x20], 2596 scp->cursor_pos - scp->xpos, 2597 scp->xpos + 1); 2598 mark_for_update(scp, scp->ypos * scp->xsize); 2599 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2600 break; 2601 case 2: /* clear entire line */ 2602 fillw(scp->term.cur_color | scr_map[0x20], 2603 scp->cursor_pos - scp->xpos, 2604 scp->xsize); 2605 mark_for_update(scp, scp->ypos * scp->xsize); 2606 mark_for_update(scp, (scp->ypos + 1) * scp->xsize); 2607 break; 2608 } 2609 break; 2610 2611 case 'L': /* Insert n lines */ 2612 n = scp->term.param[0]; if (n < 1) n = 1; 2613 if (n > scp->ysize - scp->ypos) 2614 n = scp->ysize - scp->ypos; 2615 src = scp->scr_buf + scp->ypos * scp->xsize; 2616 dst = src + n * scp->xsize; 2617 count = scp->ysize - (scp->ypos + n); 2618 bcopy(src, dst, count * scp->xsize * sizeof(u_short)); 2619 fillw(scp->term.cur_color | scr_map[0x20], src, 2620 n * scp->xsize); 2621 mark_for_update(scp, scp->ypos * scp->xsize); 2622 mark_for_update(scp, scp->xsize * scp->ysize); 2623 break; 2624 2625 case 'M': /* Delete n lines */ 2626 n = scp->term.param[0]; if (n < 1) n = 1; 2627 if (n > scp->ysize - scp->ypos) 2628 n = scp->ysize - scp->ypos; 2629 dst = scp->scr_buf + scp->ypos * scp->xsize; 2630 src = dst + n * scp->xsize; 2631 count = scp->ysize - (scp->ypos + n); 2632 bcopy(src, dst, count * scp->xsize * sizeof(u_short)); 2633 src = dst + count * scp->xsize; 2634 fillw(scp->term.cur_color | scr_map[0x20], src, 2635 n * scp->xsize); 2636 mark_for_update(scp, scp->ypos * scp->xsize); 2637 mark_for_update(scp, scp->xsize * scp->ysize); 2638 break; 2639 2640 case 'P': /* Delete n chars */ 2641 n = scp->term.param[0]; if (n < 1) n = 1; 2642 if (n > scp->xsize - scp->xpos) 2643 n = scp->xsize - scp->xpos; 2644 dst = scp->cursor_pos; 2645 src = dst + n; 2646 count = scp->xsize - (scp->xpos + n); 2647 bcopy(src, dst, count * sizeof(u_short)); 2648 src = dst + count; 2649 fillw(scp->term.cur_color | scr_map[0x20], src, n); 2650 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2651 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 2652 break; 2653 2654 case '@': /* Insert n chars */ 2655 n = scp->term.param[0]; if (n < 1) n = 1; 2656 if (n > scp->xsize - scp->xpos) 2657 n = scp->xsize - scp->xpos; 2658 src = scp->cursor_pos; 2659 dst = src + n; 2660 count = scp->xsize - (scp->xpos + n); 2661 bcopy(src, dst, count * sizeof(u_short)); 2662 fillw(scp->term.cur_color | scr_map[0x20], src, n); 2663 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2664 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n + count); 2665 break; 2666 2667 case 'S': /* scroll up n lines */ 2668 n = scp->term.param[0]; if (n < 1) n = 1; 2669 if (n > scp->ysize) 2670 n = scp->ysize; 2671 bcopy(scp->scr_buf + (scp->xsize * n), 2672 scp->scr_buf, 2673 scp->xsize * (scp->ysize - n) * sizeof(u_short)); 2674 fillw(scp->term.cur_color | scr_map[0x20], 2675 scp->scr_buf + scp->xsize * (scp->ysize - n), 2676 scp->xsize * n); 2677 mark_all(scp); 2678 break; 2679 2680 case 'T': /* scroll down n lines */ 2681 n = scp->term.param[0]; if (n < 1) n = 1; 2682 if (n > scp->ysize) 2683 n = scp->ysize; 2684 bcopy(scp->scr_buf, 2685 scp->scr_buf + (scp->xsize * n), 2686 scp->xsize * (scp->ysize - n) * 2687 sizeof(u_short)); 2688 fillw(scp->term.cur_color | scr_map[0x20], 2689 scp->scr_buf, scp->xsize * n); 2690 mark_all(scp); 2691 break; 2692 2693 case 'X': /* erase n characters in line */ 2694 n = scp->term.param[0]; if (n < 1) n = 1; 2695 if (n > scp->xsize - scp->xpos) 2696 n = scp->xsize - scp->xpos; 2697 fillw(scp->term.cur_color | scr_map[0x20], 2698 scp->cursor_pos, n); 2699 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 2700 mark_for_update(scp, scp->cursor_pos - scp->scr_buf + n); 2701 break; 2702 2703 case 'Z': /* move n tabs backwards */ 2704 n = scp->term.param[0]; if (n < 1) n = 1; 2705 if ((i = scp->xpos & 0xf8) == scp->xpos) 2706 i -= 8*n; 2707 else 2708 i -= 8*(n-1); 2709 if (i < 0) 2710 i = 0; 2711 move_crsr(scp, i, scp->ypos); 2712 break; 2713 2714 case '`': /* move cursor to column n */ 2715 n = scp->term.param[0]; if (n < 1) n = 1; 2716 move_crsr(scp, n - 1, scp->ypos); 2717 break; 2718 2719 case 'a': /* move cursor n columns to the right */ 2720 n = scp->term.param[0]; if (n < 1) n = 1; 2721 move_crsr(scp, scp->xpos + n, scp->ypos); 2722 break; 2723 2724 case 'd': /* move cursor to row n */ 2725 n = scp->term.param[0]; if (n < 1) n = 1; 2726 move_crsr(scp, scp->xpos, n - 1); 2727 break; 2728 2729 case 'e': /* move cursor n rows down */ 2730 n = scp->term.param[0]; if (n < 1) n = 1; 2731 move_crsr(scp, scp->xpos, scp->ypos + n); 2732 break; 2733 2734 case 'm': /* change attribute */ 2735 if (scp->term.num_param == 0) { 2736 scp->term.attr_mask = NORMAL_ATTR; 2737 scp->term.cur_attr = 2738 scp->term.cur_color = scp->term.std_color; 2739 break; 2740 } 2741 for (i = 0; i < scp->term.num_param; i++) { 2742 switch (n = scp->term.param[i]) { 2743 case 0: /* back to normal */ 2744 scp->term.attr_mask = NORMAL_ATTR; 2745 scp->term.cur_attr = 2746 scp->term.cur_color = scp->term.std_color; 2747 break; 2748 case 1: /* bold */ 2749 scp->term.attr_mask |= BOLD_ATTR; 2750 scp->term.cur_attr = mask2attr(&scp->term); 2751 break; 2752 case 4: /* underline */ 2753 scp->term.attr_mask |= UNDERLINE_ATTR; 2754 scp->term.cur_attr = mask2attr(&scp->term); 2755 break; 2756 case 5: /* blink */ 2757 scp->term.attr_mask |= BLINK_ATTR; 2758 scp->term.cur_attr = mask2attr(&scp->term); 2759 break; 2760 case 7: /* reverse video */ 2761 scp->term.attr_mask |= REVERSE_ATTR; 2762 scp->term.cur_attr = mask2attr(&scp->term); 2763 break; 2764 case 30: case 31: /* set fg color */ 2765 case 32: case 33: case 34: 2766 case 35: case 36: case 37: 2767 scp->term.attr_mask |= FOREGROUND_CHANGED; 2768 scp->term.cur_color = 2769 (scp->term.cur_color&0xF000) | (ansi_col[(n-30)&7]<<8); 2770 scp->term.cur_attr = mask2attr(&scp->term); 2771 break; 2772 case 40: case 41: /* set bg color */ 2773 case 42: case 43: case 44: 2774 case 45: case 46: case 47: 2775 scp->term.attr_mask |= BACKGROUND_CHANGED; 2776 scp->term.cur_color = 2777 (scp->term.cur_color&0x0F00) | (ansi_col[(n-40)&7]<<12); 2778 scp->term.cur_attr = mask2attr(&scp->term); 2779 break; 2780 } 2781 } 2782 break; 2783 2784 case 's': /* Save cursor position */ 2785 scp->saved_xpos = scp->xpos; 2786 scp->saved_ypos = scp->ypos; 2787 break; 2788 2789 case 'u': /* Restore saved cursor position */ 2790 if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) 2791 move_crsr(scp, scp->saved_xpos, scp->saved_ypos); 2792 break; 2793 2794 case 'x': 2795 if (scp->term.num_param == 0) 2796 n = 0; 2797 else 2798 n = scp->term.param[0]; 2799 switch (n) { 2800 case 0: /* reset attributes */ 2801 scp->term.attr_mask = NORMAL_ATTR; 2802 scp->term.cur_attr = 2803 scp->term.cur_color = scp->term.std_color = 2804 current_default->std_color; 2805 scp->term.rev_color = current_default->rev_color; 2806 break; 2807 case 1: /* set ansi background */ 2808 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2809 scp->term.cur_color = scp->term.std_color = 2810 (scp->term.std_color & 0x0F00) | 2811 (ansi_col[(scp->term.param[1])&0x0F]<<12); 2812 scp->term.cur_attr = mask2attr(&scp->term); 2813 break; 2814 case 2: /* set ansi foreground */ 2815 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2816 scp->term.cur_color = scp->term.std_color = 2817 (scp->term.std_color & 0xF000) | 2818 (ansi_col[(scp->term.param[1])&0x0F]<<8); 2819 scp->term.cur_attr = mask2attr(&scp->term); 2820 break; 2821 case 3: /* set ansi attribute directly */ 2822 scp->term.attr_mask &= ~(FOREGROUND_CHANGED|BACKGROUND_CHANGED); 2823 scp->term.cur_color = scp->term.std_color = 2824 (scp->term.param[1]&0xFF)<<8; 2825 scp->term.cur_attr = mask2attr(&scp->term); 2826 break; 2827 case 5: /* set ansi reverse video background */ 2828 scp->term.rev_color = 2829 (scp->term.rev_color & 0x0F00) | 2830 (ansi_col[(scp->term.param[1])&0x0F]<<12); 2831 scp->term.cur_attr = mask2attr(&scp->term); 2832 break; 2833 case 6: /* set ansi reverse video foreground */ 2834 scp->term.rev_color = 2835 (scp->term.rev_color & 0xF000) | 2836 (ansi_col[(scp->term.param[1])&0x0F]<<8); 2837 scp->term.cur_attr = mask2attr(&scp->term); 2838 break; 2839 case 7: /* set ansi reverse video directly */ 2840 scp->term.rev_color = 2841 (scp->term.param[1]&0xFF)<<8; 2842 scp->term.cur_attr = mask2attr(&scp->term); 2843 break; 2844 } 2845 break; 2846 2847 case 'z': /* switch to (virtual) console n */ 2848 if (scp->term.num_param == 1) 2849 switch_scr(scp, scp->term.param[0]); 2850 break; 2851 } 2852 } 2853 else if (scp->term.esc == 3) { /* seen ESC [0-9]+ = */ 2854 if (c >= '0' && c <= '9') { 2855 if (scp->term.num_param < MAX_ESC_PAR) { 2856 if (scp->term.last_param != scp->term.num_param) { 2857 scp->term.last_param = scp->term.num_param; 2858 scp->term.param[scp->term.num_param] = 0; 2859 } 2860 else 2861 scp->term.param[scp->term.num_param] *= 10; 2862 scp->term.param[scp->term.num_param] += c - '0'; 2863 return; 2864 } 2865 } 2866 scp->term.num_param = scp->term.last_param + 1; 2867 switch (c) { 2868 2869 case ';': 2870 if (scp->term.num_param < MAX_ESC_PAR) 2871 return; 2872 break; 2873 2874 case 'A': /* set display border color */ 2875 if (scp->term.num_param == 1) { 2876 scp->border=scp->term.param[0] & 0xff; 2877 if (scp == cur_console) 2878 set_border(scp->border); 2879 } 2880 break; 2881 2882 case 'B': /* set bell pitch and duration */ 2883 if (scp->term.num_param == 2) { 2884 scp->bell_pitch = scp->term.param[0]; 2885 scp->bell_duration = scp->term.param[1]*10; 2886 } 2887 break; 2888 2889 case 'C': /* set cursor type & shape */ 2890 if (scp->term.num_param == 1) { 2891 if (scp->term.param[0] & 0x01) 2892 flags |= BLINK_CURSOR; 2893 else 2894 flags &= ~BLINK_CURSOR; 2895 if ((scp->term.param[0] & 0x02) && crtc_vga) 2896 flags |= CHAR_CURSOR; 2897 else 2898 flags &= ~CHAR_CURSOR; 2899 } 2900 else if (scp->term.num_param == 2) { 2901 scp->cursor_start = scp->term.param[0] & 0x1F; 2902 scp->cursor_end = scp->term.param[1] & 0x1F; 2903 } 2904 /* 2905 * The cursor shape is global property; all virtual consoles 2906 * are affected. Update the cursor in the current console... 2907 */ 2908 if (!(cur_console->status & UNKNOWN_MODE)) { 2909 remove_cursor_image(cur_console); 2910 if (crtc_vga && (flags & CHAR_CURSOR)) 2911 set_destructive_cursor(cur_console); 2912 draw_cursor_image(cur_console); 2913 } 2914 break; 2915 2916 case 'F': /* set ansi foreground */ 2917 if (scp->term.num_param == 1) { 2918 scp->term.attr_mask &= ~FOREGROUND_CHANGED; 2919 scp->term.cur_color = scp->term.std_color = 2920 (scp->term.std_color & 0xF000) 2921 | ((scp->term.param[0] & 0x0F) << 8); 2922 scp->term.cur_attr = mask2attr(&scp->term); 2923 } 2924 break; 2925 2926 case 'G': /* set ansi background */ 2927 if (scp->term.num_param == 1) { 2928 scp->term.attr_mask &= ~BACKGROUND_CHANGED; 2929 scp->term.cur_color = scp->term.std_color = 2930 (scp->term.std_color & 0x0F00) 2931 | ((scp->term.param[0] & 0x0F) << 12); 2932 scp->term.cur_attr = mask2attr(&scp->term); 2933 } 2934 break; 2935 2936 case 'H': /* set ansi reverse video foreground */ 2937 if (scp->term.num_param == 1) { 2938 scp->term.rev_color = 2939 (scp->term.rev_color & 0xF000) 2940 | ((scp->term.param[0] & 0x0F) << 8); 2941 scp->term.cur_attr = mask2attr(&scp->term); 2942 } 2943 break; 2944 2945 case 'I': /* set ansi reverse video background */ 2946 if (scp->term.num_param == 1) { 2947 scp->term.rev_color = 2948 (scp->term.rev_color & 0x0F00) 2949 | ((scp->term.param[0] & 0x0F) << 12); 2950 scp->term.cur_attr = mask2attr(&scp->term); 2951 } 2952 break; 2953 } 2954 } 2955 #if notyet 2956 else if (scp->term.esc == 4) { /* seen ESC Q */ 2957 /* to be filled */ 2958 } 2959 #endif 2960 else if (scp->term.esc == 5) { /* seen ESC ( */ 2961 switch (c) { 2962 case 'B': /* iso-2022: desginate ASCII into G0 */ 2963 break; 2964 /* other items to be filled */ 2965 default: 2966 break; 2967 } 2968 } 2969 scp->term.esc = 0; 2970 } 2971 2972 static void 2973 ansi_put(scr_stat *scp, u_char *buf, int len) 2974 { 2975 u_char *ptr = buf; 2976 2977 /* make screensaver happy */ 2978 if (scp == cur_console) 2979 scrn_time_stamp = mono_time.tv_sec; 2980 2981 write_in_progress++; 2982 outloop: 2983 if (scp->term.esc) { 2984 scan_esc(scp, *ptr++); 2985 len--; 2986 } 2987 else if (PRINTABLE(*ptr)) { /* Print only printables */ 2988 int cnt = len <= (scp->xsize-scp->xpos) ? len : (scp->xsize-scp->xpos); 2989 u_short cur_attr = scp->term.cur_attr; 2990 u_short *cursor_pos = scp->cursor_pos; 2991 do { 2992 /* 2993 * gcc-2.6.3 generates poor (un)sign extension code. Casting the 2994 * pointers in the following to volatile should have no effect, 2995 * but in fact speeds up this inner loop from 26 to 18 cycles 2996 * (+ cache misses) on i486's. 2997 */ 2998 #define UCVP(ucp) ((u_char volatile *)(ucp)) 2999 *cursor_pos++ = UCVP(scr_map)[*UCVP(ptr)] | cur_attr; 3000 ptr++; 3001 cnt--; 3002 } while (cnt && PRINTABLE(*ptr)); 3003 len -= (cursor_pos - scp->cursor_pos); 3004 scp->xpos += (cursor_pos - scp->cursor_pos); 3005 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 3006 mark_for_update(scp, cursor_pos - scp->scr_buf); 3007 scp->cursor_pos = cursor_pos; 3008 if (scp->xpos >= scp->xsize) { 3009 scp->xpos = 0; 3010 scp->ypos++; 3011 } 3012 } 3013 else { 3014 switch(*ptr) { 3015 case 0x07: 3016 do_bell(scp, scp->bell_pitch, scp->bell_duration); 3017 break; 3018 3019 case 0x08: /* non-destructive backspace */ 3020 if (scp->cursor_pos > scp->scr_buf) { 3021 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 3022 scp->cursor_pos--; 3023 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 3024 if (scp->xpos > 0) 3025 scp->xpos--; 3026 else { 3027 scp->xpos += scp->xsize - 1; 3028 scp->ypos--; 3029 } 3030 } 3031 break; 3032 3033 case 0x09: /* non-destructive tab */ 3034 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 3035 scp->cursor_pos += (8 - scp->xpos % 8u); 3036 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 3037 if ((scp->xpos += (8 - scp->xpos % 8u)) >= scp->xsize) { 3038 scp->xpos = 0; 3039 scp->ypos++; 3040 } 3041 break; 3042 3043 case 0x0a: /* newline, same pos */ 3044 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 3045 scp->cursor_pos += scp->xsize; 3046 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 3047 scp->ypos++; 3048 break; 3049 3050 case 0x0c: /* form feed, clears screen */ 3051 clear_screen(scp); 3052 break; 3053 3054 case 0x0d: /* return, return to pos 0 */ 3055 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 3056 scp->cursor_pos -= scp->xpos; 3057 mark_for_update(scp, scp->cursor_pos - scp->scr_buf); 3058 scp->xpos = 0; 3059 break; 3060 3061 case 0x1b: /* start escape sequence */ 3062 scp->term.esc = 1; 3063 scp->term.num_param = 0; 3064 break; 3065 } 3066 ptr++; len--; 3067 } 3068 /* do we have to scroll ?? */ 3069 if (scp->cursor_pos >= scp->scr_buf + scp->ysize * scp->xsize) { 3070 remove_cutmarking(scp); 3071 if (scp->history) { 3072 bcopy(scp->scr_buf, scp->history_head, 3073 scp->xsize * sizeof(u_short)); 3074 scp->history_head += scp->xsize; 3075 if (scp->history_head + scp->xsize > 3076 scp->history + scp->history_size) 3077 scp->history_head = scp->history; 3078 } 3079 bcopy(scp->scr_buf + scp->xsize, scp->scr_buf, 3080 scp->xsize * (scp->ysize - 1) * sizeof(u_short)); 3081 fillw(scp->term.cur_color | scr_map[0x20], 3082 scp->scr_buf + scp->xsize * (scp->ysize - 1), 3083 scp->xsize); 3084 scp->cursor_pos -= scp->xsize; 3085 scp->ypos--; 3086 mark_all(scp); 3087 } 3088 if (len) 3089 goto outloop; 3090 write_in_progress--; 3091 if (delayed_next_scr) 3092 switch_scr(scp, delayed_next_scr - 1); 3093 } 3094 3095 static void 3096 scinit(void) 3097 { 3098 u_int hw_cursor; 3099 u_int i; 3100 3101 if (init_done != COLD) 3102 return; 3103 init_done = WARM; 3104 3105 /* 3106 * Ensure a zero start address. This is mainly to recover after 3107 * switching from pcvt using userconfig(). The registers are w/o 3108 * for old hardware so it's too hard to relocate the active screen 3109 * memory. 3110 */ 3111 outb(crtc_addr, 12); 3112 outb(crtc_addr + 1, 0); 3113 outb(crtc_addr, 13); 3114 outb(crtc_addr + 1, 0); 3115 3116 /* extract cursor location */ 3117 outb(crtc_addr, 14); 3118 hw_cursor = inb(crtc_addr + 1) << 8; 3119 outb(crtc_addr, 15); 3120 hw_cursor |= inb(crtc_addr + 1); 3121 3122 /* 3123 * Validate cursor location. It may be off the screen. Then we must 3124 * not use it for the initial buffer offset. 3125 */ 3126 if (hw_cursor >= ROW * COL) 3127 hw_cursor = (ROW - 1) * COL; 3128 3129 /* move hardware cursor out of the way */ 3130 outb(crtc_addr, 14); 3131 outb(crtc_addr + 1, 0xff); 3132 outb(crtc_addr, 15); 3133 outb(crtc_addr + 1, 0xff); 3134 3135 /* set up the first console */ 3136 current_default = &user_default; 3137 console[0] = &main_console; 3138 init_scp(console[0]); 3139 cur_console = console[0]; 3140 3141 /* discard the video mode table if we are not familiar with it... */ 3142 if (video_mode_ptr) { 3143 bzero(mode_map, sizeof(mode_map)); 3144 bcopy(video_mode_ptr + MODE_PARAM_SIZE*console[0]->mode, 3145 vgaregs2, sizeof(vgaregs2)); 3146 switch (comp_vgaregs(vgaregs, video_mode_ptr 3147 + MODE_PARAM_SIZE*console[0]->mode)) { 3148 case COMP_IDENTICAL: 3149 map_mode_table(mode_map, video_mode_ptr, M_VGA_CG320 + 1); 3150 /* 3151 * This is a kludge for Toshiba DynaBook SS433 whose BIOS video 3152 * mode table entry has the actual # of rows at the offset 1; 3153 * BIOSes from other manufacturers store the # of rows - 1 there. 3154 * XXX 3155 */ 3156 rows_offset = vgaregs[1] + 1 3157 - video_mode_ptr[MODE_PARAM_SIZE*console[0]->mode + 1]; 3158 break; 3159 case COMP_SIMILAR: 3160 map_mode_table(mode_map, video_mode_ptr, M_VGA_CG320 + 1); 3161 mode_map[console[0]->mode] = vgaregs; 3162 rows_offset = vgaregs[1] + 1 3163 - video_mode_ptr[MODE_PARAM_SIZE*console[0]->mode + 1]; 3164 vgaregs[1] -= rows_offset - 1; 3165 break; 3166 case COMP_DIFFERENT: 3167 default: 3168 video_mode_ptr = NULL; 3169 mode_map[console[0]->mode] = vgaregs; 3170 rows_offset = 1; 3171 break; 3172 } 3173 } 3174 3175 /* copy screen to temporary buffer */ 3176 sc_bcopy(Crtat, sc_buffer, 3177 console[0]->xsize * console[0]->ysize * sizeof(u_short)); 3178 3179 console[0]->scr_buf = console[0]->mouse_pos = sc_buffer; 3180 console[0]->cursor_pos = console[0]->cursor_oldpos = sc_buffer + hw_cursor; 3181 console[0]->cursor_saveunder = *console[0]->cursor_pos; 3182 console[0]->xpos = hw_cursor % COL; 3183 console[0]->ypos = hw_cursor / COL; 3184 for (i=1; i<MAXCONS; i++) 3185 console[i] = NULL; 3186 kernel_console.esc = 0; 3187 kernel_console.attr_mask = NORMAL_ATTR; 3188 kernel_console.cur_attr = 3189 kernel_console.cur_color = kernel_console.std_color = 3190 kernel_default.std_color; 3191 kernel_console.rev_color = kernel_default.rev_color; 3192 3193 /* initialize mapscrn arrays to a one to one map */ 3194 for (i=0; i<sizeof(scr_map); i++) { 3195 scr_map[i] = scr_rmap[i] = i; 3196 } 3197 3198 /* Save font and palette if VGA */ 3199 if (crtc_vga) { 3200 if (fonts_loaded & FONT_16) { 3201 copy_font(LOAD, FONT_16, font_16); 3202 } else { 3203 copy_font(SAVE, FONT_16, font_16); 3204 fonts_loaded = FONT_16; 3205 } 3206 save_palette(); 3207 set_destructive_cursor(console[0]); 3208 } 3209 3210 #ifdef SC_SPLASH_SCREEN 3211 /* 3212 * Now put up a graphics image, and maybe cycle a 3213 * couble of palette entries for simple animation. 3214 */ 3215 toggle_splash_screen(cur_console); 3216 #endif 3217 } 3218 3219 static void 3220 map_mode_table(char *map[], char *table, int max) 3221 { 3222 int i; 3223 3224 for(i = 0; i < max; ++i) 3225 map[i] = table + i*MODE_PARAM_SIZE; 3226 for(; i < MODE_MAP_SIZE; ++i) 3227 map[i] = NULL; 3228 } 3229 3230 static u_char 3231 map_mode_num(u_char mode) 3232 { 3233 static struct { 3234 u_char from; 3235 u_char to; 3236 } mode_map[] = { 3237 { M_ENH_B80x43, M_ENH_B80x25 }, 3238 { M_ENH_C80x43, M_ENH_C80x25 }, 3239 { M_VGA_M80x30, M_VGA_M80x25 }, 3240 { M_VGA_C80x30, M_VGA_C80x25 }, 3241 { M_VGA_M80x50, M_VGA_M80x25 }, 3242 { M_VGA_C80x50, M_VGA_C80x25 }, 3243 { M_VGA_M80x60, M_VGA_M80x25 }, 3244 { M_VGA_C80x60, M_VGA_C80x25 }, 3245 { M_VGA_MODEX, M_VGA_CG320 }, 3246 }; 3247 int i; 3248 3249 for (i = 0; i < sizeof(mode_map)/sizeof(mode_map[0]); ++i) { 3250 if (mode_map[i].from == mode) 3251 return mode_map[i].to; 3252 } 3253 return mode; 3254 } 3255 3256 static char 3257 *get_mode_param(scr_stat *scp, u_char mode) 3258 { 3259 if (mode >= MODE_MAP_SIZE) 3260 mode = map_mode_num(mode); 3261 if (mode < MODE_MAP_SIZE) 3262 return mode_map[mode]; 3263 else 3264 return NULL; 3265 } 3266 3267 static scr_stat 3268 *alloc_scp() 3269 { 3270 scr_stat *scp; 3271 3272 scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); 3273 init_scp(scp); 3274 scp->scr_buf = scp->cursor_pos = scp->cursor_oldpos = 3275 (u_short *)malloc(scp->xsize*scp->ysize*sizeof(u_short), 3276 M_DEVBUF, M_WAITOK); 3277 scp->mouse_pos = scp->mouse_oldpos = 3278 scp->scr_buf + ((scp->mouse_ypos/scp->font_size)*scp->xsize + 3279 scp->mouse_xpos/8); 3280 scp->history_head = scp->history_pos = 3281 (u_short *)malloc(scp->history_size*sizeof(u_short), 3282 M_DEVBUF, M_WAITOK); 3283 bzero(scp->history_head, scp->history_size*sizeof(u_short)); 3284 scp->history = scp->history_head; 3285 /* SOS 3286 if (crtc_vga && video_mode_ptr) 3287 set_mode(scp); 3288 */ 3289 clear_screen(scp); 3290 scp->cursor_saveunder = *scp->cursor_pos; 3291 return scp; 3292 } 3293 3294 static void 3295 init_scp(scr_stat *scp) 3296 { 3297 if (crtc_vga) 3298 if (crtc_addr == MONO_BASE) 3299 scp->mode = M_VGA_M80x25; 3300 else 3301 scp->mode = M_VGA_C80x25; 3302 else 3303 if (crtc_addr == MONO_BASE) 3304 scp->mode = M_B80x25; 3305 else 3306 scp->mode = M_C80x25; 3307 scp->initial_mode = scp->mode; 3308 3309 scp->font_size = 16; 3310 scp->xsize = COL; 3311 scp->ysize = ROW; 3312 scp->xpos = scp->ypos = 0; 3313 scp->saved_xpos = scp->saved_ypos = -1; 3314 scp->start = scp->xsize * scp->ysize; 3315 scp->end = 0; 3316 scp->term.esc = 0; 3317 scp->term.attr_mask = NORMAL_ATTR; 3318 scp->term.cur_attr = 3319 scp->term.cur_color = scp->term.std_color = 3320 current_default->std_color; 3321 scp->term.rev_color = current_default->rev_color; 3322 scp->border = BG_BLACK; 3323 scp->cursor_start = *(char *)pa_to_va(0x461); 3324 scp->cursor_end = *(char *)pa_to_va(0x460); 3325 scp->mouse_xpos = scp->xsize*8/2; 3326 scp->mouse_ypos = scp->ysize*scp->font_size/2; 3327 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 3328 scp->mouse_signal = 0; 3329 scp->mouse_pid = 0; 3330 scp->mouse_proc = NULL; 3331 scp->bell_pitch = BELL_PITCH; 3332 scp->bell_duration = BELL_DURATION; 3333 scp->status = (*(char *)pa_to_va(0x417) & 0x20) ? NLKED : 0; 3334 scp->status |= CURSOR_ENABLED; 3335 scp->pid = 0; 3336 scp->proc = NULL; 3337 scp->smode.mode = VT_AUTO; 3338 scp->history_head = scp->history_pos = scp->history = NULL; 3339 scp->history_size = imax(SC_HISTORY_SIZE, scp->ysize) * scp->xsize; 3340 } 3341 3342 static u_char 3343 *get_fstr(u_int c, u_int *len) 3344 { 3345 u_int i; 3346 3347 if (!(c & FKEY)) 3348 return(NULL); 3349 i = (c & 0xFF) - F_FN; 3350 if (i > n_fkey_tab) 3351 return(NULL); 3352 *len = fkey_tab[i].len; 3353 return(fkey_tab[i].str); 3354 } 3355 3356 static void 3357 history_to_screen(scr_stat *scp) 3358 { 3359 int i; 3360 3361 for (i=0; i<scp->ysize; i++) 3362 bcopy(scp->history + (((scp->history_pos - scp->history) + 3363 scp->history_size-((i+1)*scp->xsize))%scp->history_size), 3364 scp->scr_buf + (scp->xsize * (scp->ysize-1 - i)), 3365 scp->xsize * sizeof(u_short)); 3366 mark_all(scp); 3367 } 3368 3369 static int 3370 history_up_line(scr_stat *scp) 3371 { 3372 if (WRAPHIST(scp, scp->history_pos, -(scp->xsize*scp->ysize)) != 3373 scp->history_head) { 3374 scp->history_pos = WRAPHIST(scp, scp->history_pos, -scp->xsize); 3375 history_to_screen(scp); 3376 return 0; 3377 } 3378 else 3379 return -1; 3380 } 3381 3382 static int 3383 history_down_line(scr_stat *scp) 3384 { 3385 if (scp->history_pos != scp->history_head) { 3386 scp->history_pos = WRAPHIST(scp, scp->history_pos, scp->xsize); 3387 history_to_screen(scp); 3388 return 0; 3389 } 3390 else 3391 return -1; 3392 } 3393 3394 /* 3395 * scgetc(flags) - get character from keyboard. 3396 * If flags & SCGETC_CN, then avoid harmful side effects. 3397 * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else 3398 * return NOKEY if there is nothing there. 3399 */ 3400 static u_int 3401 scgetc(u_int flags) 3402 { 3403 struct key_t *key; 3404 u_char scancode, keycode; 3405 u_int state, action; 3406 int c; 3407 static u_char esc_flag = 0, compose = 0; 3408 static u_int chr = 0; 3409 3410 next_code: 3411 /* first see if there is something in the keyboard port */ 3412 if (flags & SCGETC_NONBLOCK) { 3413 c = read_kbd_data_no_wait(sc_kbdc); 3414 if (c == -1) 3415 return(NOKEY); 3416 } else { 3417 do { 3418 c = read_kbd_data(sc_kbdc); 3419 } while(c == -1); 3420 } 3421 scancode = (u_char)c; 3422 3423 /* do the /dev/random device a favour */ 3424 if (!(flags & SCGETC_CN)) 3425 add_keyboard_randomness(scancode); 3426 3427 if (cur_console->status & KBD_RAW_MODE) 3428 return scancode; 3429 3430 keycode = scancode & 0x7F; 3431 switch (esc_flag) { 3432 case 0x00: /* normal scancode */ 3433 switch(scancode) { 3434 case 0xB8: /* left alt (compose key) */ 3435 if (compose) { 3436 compose = 0; 3437 if (chr > 255) { 3438 do_bell(cur_console, 3439 BELL_PITCH, BELL_DURATION); 3440 chr = 0; 3441 } 3442 } 3443 break; 3444 case 0x38: 3445 if (!compose) { 3446 compose = 1; 3447 chr = 0; 3448 } 3449 break; 3450 case 0xE0: 3451 case 0xE1: 3452 esc_flag = scancode; 3453 goto next_code; 3454 } 3455 break; 3456 case 0xE0: /* 0xE0 prefix */ 3457 esc_flag = 0; 3458 switch (keycode) { 3459 case 0x1C: /* right enter key */ 3460 keycode = 0x59; 3461 break; 3462 case 0x1D: /* right ctrl key */ 3463 keycode = 0x5A; 3464 break; 3465 case 0x35: /* keypad divide key */ 3466 keycode = 0x5B; 3467 break; 3468 case 0x37: /* print scrn key */ 3469 keycode = 0x5C; 3470 break; 3471 case 0x38: /* right alt key (alt gr) */ 3472 keycode = 0x5D; 3473 break; 3474 case 0x47: /* grey home key */ 3475 keycode = 0x5E; 3476 break; 3477 case 0x48: /* grey up arrow key */ 3478 keycode = 0x5F; 3479 break; 3480 case 0x49: /* grey page up key */ 3481 keycode = 0x60; 3482 break; 3483 case 0x4B: /* grey left arrow key */ 3484 keycode = 0x61; 3485 break; 3486 case 0x4D: /* grey right arrow key */ 3487 keycode = 0x62; 3488 break; 3489 case 0x4F: /* grey end key */ 3490 keycode = 0x63; 3491 break; 3492 case 0x50: /* grey down arrow key */ 3493 keycode = 0x64; 3494 break; 3495 case 0x51: /* grey page down key */ 3496 keycode = 0x65; 3497 break; 3498 case 0x52: /* grey insert key */ 3499 keycode = 0x66; 3500 break; 3501 case 0x53: /* grey delete key */ 3502 keycode = 0x67; 3503 break; 3504 3505 /* the following 3 are only used on the MS "Natural" keyboard */ 3506 case 0x5b: /* left Window key */ 3507 keycode = 0x69; 3508 break; 3509 case 0x5c: /* right Window key */ 3510 keycode = 0x6a; 3511 break; 3512 case 0x5d: /* menu key */ 3513 keycode = 0x6b; 3514 break; 3515 default: /* ignore everything else */ 3516 goto next_code; 3517 } 3518 break; 3519 case 0xE1: /* 0xE1 prefix */ 3520 esc_flag = 0; 3521 if (keycode == 0x1D) 3522 esc_flag = 0x1D; 3523 goto next_code; 3524 /* NOT REACHED */ 3525 case 0x1D: /* pause / break */ 3526 esc_flag = 0; 3527 if (keycode != 0x45) 3528 goto next_code; 3529 keycode = 0x68; 3530 break; 3531 } 3532 3533 if (cur_console->status & KBD_CODE_MODE) 3534 return (keycode | (scancode & 0x80)); 3535 3536 /* if scroll-lock pressed allow history browsing */ 3537 if (cur_console->history && cur_console->status & SLKED) { 3538 int i; 3539 3540 cur_console->status &= ~CURSOR_ENABLED; 3541 if (!(cur_console->status & BUFFER_SAVED)) { 3542 cur_console->status |= BUFFER_SAVED; 3543 cur_console->history_save = cur_console->history_head; 3544 3545 /* copy screen into top of history buffer */ 3546 for (i=0; i<cur_console->ysize; i++) { 3547 bcopy(cur_console->scr_buf + (cur_console->xsize * i), 3548 cur_console->history_head, 3549 cur_console->xsize * sizeof(u_short)); 3550 cur_console->history_head += cur_console->xsize; 3551 if (cur_console->history_head + cur_console->xsize > 3552 cur_console->history + cur_console->history_size) 3553 cur_console->history_head=cur_console->history; 3554 } 3555 cur_console->history_pos = cur_console->history_head; 3556 history_to_screen(cur_console); 3557 } 3558 switch (scancode) { 3559 case 0x47: /* home key */ 3560 cur_console->history_pos = cur_console->history_head; 3561 history_to_screen(cur_console); 3562 goto next_code; 3563 3564 case 0x4F: /* end key */ 3565 cur_console->history_pos = 3566 WRAPHIST(cur_console, cur_console->history_head, 3567 cur_console->xsize*cur_console->ysize); 3568 history_to_screen(cur_console); 3569 goto next_code; 3570 3571 case 0x48: /* up arrow key */ 3572 if (history_up_line(cur_console)) 3573 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3574 goto next_code; 3575 3576 case 0x50: /* down arrow key */ 3577 if (history_down_line(cur_console)) 3578 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3579 goto next_code; 3580 3581 case 0x49: /* page up key */ 3582 for (i=0; i<cur_console->ysize; i++) 3583 if (history_up_line(cur_console)) { 3584 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3585 break; 3586 } 3587 goto next_code; 3588 3589 case 0x51: /* page down key */ 3590 for (i=0; i<cur_console->ysize; i++) 3591 if (history_down_line(cur_console)) { 3592 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3593 break; 3594 } 3595 goto next_code; 3596 } 3597 } 3598 3599 if (compose) { 3600 switch (scancode) { 3601 /* key pressed process it */ 3602 case 0x47: case 0x48: case 0x49: /* keypad 7,8,9 */ 3603 chr = (scancode - 0x40) + chr*10; 3604 goto next_code; 3605 case 0x4B: case 0x4C: case 0x4D: /* keypad 4,5,6 */ 3606 chr = (scancode - 0x47) + chr*10; 3607 goto next_code; 3608 case 0x4F: case 0x50: case 0x51: /* keypad 1,2,3 */ 3609 chr = (scancode - 0x4E) + chr*10; 3610 goto next_code; 3611 case 0x52: /* keypad 0 */ 3612 chr *= 10; 3613 goto next_code; 3614 3615 /* key release, no interest here */ 3616 case 0xC7: case 0xC8: case 0xC9: /* keypad 7,8,9 */ 3617 case 0xCB: case 0xCC: case 0xCD: /* keypad 4,5,6 */ 3618 case 0xCF: case 0xD0: case 0xD1: /* keypad 1,2,3 */ 3619 case 0xD2: /* keypad 0 */ 3620 goto next_code; 3621 3622 case 0x38: /* left alt key */ 3623 break; 3624 default: 3625 if (chr) { 3626 compose = chr = 0; 3627 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3628 goto next_code; 3629 } 3630 break; 3631 } 3632 } 3633 3634 state = (shfts ? 1 : 0 ) | (2 * (ctls ? 1 : 0)) | (4 * (alts ? 1 : 0)); 3635 if ((!agrs && (cur_console->status & ALKED)) 3636 || (agrs && !(cur_console->status & ALKED))) 3637 keycode += ALTGR_OFFSET; 3638 key = &key_map.key[keycode]; 3639 if ( ((key->flgs & FLAG_LOCK_C) && (cur_console->status & CLKED)) 3640 || ((key->flgs & FLAG_LOCK_N) && (cur_console->status & NLKED)) ) 3641 state ^= 1; 3642 3643 /* Check for make/break */ 3644 action = key->map[state]; 3645 if (scancode & 0x80) { /* key released */ 3646 if (key->spcl & (0x80>>state)) { 3647 switch (action) { 3648 case LSH: 3649 shfts &= ~1; 3650 break; 3651 case RSH: 3652 shfts &= ~2; 3653 break; 3654 case LCTR: 3655 ctls &= ~1; 3656 break; 3657 case RCTR: 3658 ctls &= ~2; 3659 break; 3660 case LALT: 3661 alts &= ~1; 3662 break; 3663 case RALT: 3664 alts &= ~2; 3665 break; 3666 case NLK: 3667 nlkcnt = 0; 3668 break; 3669 case CLK: 3670 clkcnt = 0; 3671 break; 3672 case SLK: 3673 slkcnt = 0; 3674 break; 3675 case ASH: 3676 agrs = 0; 3677 break; 3678 case ALK: 3679 alkcnt = 0; 3680 break; 3681 case META: 3682 metas = 0; 3683 break; 3684 } 3685 } 3686 if (chr && !compose) { 3687 action = chr; 3688 chr = 0; 3689 return(action); 3690 } 3691 } else { 3692 /* key pressed */ 3693 if (key->spcl & (0x80>>state)) { 3694 switch (action) { 3695 /* LOCKING KEYS */ 3696 case NLK: 3697 #ifdef SC_SPLASH_SCREEN 3698 toggle_splash_screen(cur_console); /* SOS XXX */ 3699 #endif 3700 if (!nlkcnt) { 3701 nlkcnt++; 3702 if (cur_console->status & NLKED) 3703 cur_console->status &= ~NLKED; 3704 else 3705 cur_console->status |= NLKED; 3706 update_leds(cur_console->status); 3707 } 3708 break; 3709 case CLK: 3710 if (!clkcnt) { 3711 clkcnt++; 3712 if (cur_console->status & CLKED) 3713 cur_console->status &= ~CLKED; 3714 else 3715 cur_console->status |= CLKED; 3716 update_leds(cur_console->status); 3717 } 3718 break; 3719 case SLK: 3720 if (!slkcnt) { 3721 slkcnt++; 3722 if (cur_console->status & SLKED) { 3723 cur_console->status &= ~SLKED; 3724 if (cur_console->status & BUFFER_SAVED){ 3725 int i; 3726 u_short *ptr = cur_console->history_save; 3727 3728 for (i=0; i<cur_console->ysize; i++) { 3729 bcopy(ptr, 3730 cur_console->scr_buf + 3731 (cur_console->xsize*i), 3732 cur_console->xsize * sizeof(u_short)); 3733 ptr += cur_console->xsize; 3734 if (ptr + cur_console->xsize > 3735 cur_console->history + 3736 cur_console->history_size) 3737 ptr = cur_console->history; 3738 } 3739 cur_console->status &= ~BUFFER_SAVED; 3740 cur_console->history_head=cur_console->history_save; 3741 cur_console->status |= CURSOR_ENABLED; 3742 mark_all(cur_console); 3743 } 3744 scstart(VIRTUAL_TTY(get_scr_num())); 3745 } 3746 else 3747 cur_console->status |= SLKED; 3748 update_leds(cur_console->status); 3749 } 3750 break; 3751 case ALK: 3752 if (!alkcnt) { 3753 alkcnt++; 3754 if (cur_console->status & ALKED) 3755 cur_console->status &= ~ALKED; 3756 else 3757 cur_console->status |= ALKED; 3758 update_leds(cur_console->status); 3759 } 3760 break; 3761 3762 /* NON-LOCKING KEYS */ 3763 case NOP: 3764 break; 3765 case SPSC: 3766 #ifdef SC_SPLASH_SCREEN 3767 accents = 0; 3768 toggle_splash_screen(cur_console); 3769 #endif 3770 break; 3771 case RBT: 3772 accents = 0; 3773 shutdown_nice(); 3774 break; 3775 case SUSP: 3776 #if NAPM > 0 3777 accents = 0; 3778 apm_suspend(); 3779 #endif 3780 break; 3781 3782 case DBG: 3783 #ifdef DDB /* try to switch to console 0 */ 3784 accents = 0; 3785 if (cur_console->smode.mode == VT_AUTO && 3786 console[0]->smode.mode == VT_AUTO) 3787 switch_scr(cur_console, 0); 3788 Debugger("manual escape to debugger"); 3789 #else 3790 printf("No debugger in kernel\n"); 3791 #endif 3792 break; 3793 case LSH: 3794 shfts |= 1; 3795 break; 3796 case RSH: 3797 shfts |= 2; 3798 break; 3799 case LCTR: 3800 ctls |= 1; 3801 break; 3802 case RCTR: 3803 ctls |= 2; 3804 break; 3805 case LALT: 3806 alts |= 1; 3807 break; 3808 case RALT: 3809 alts |= 2; 3810 break; 3811 case ASH: 3812 agrs = 1; 3813 break; 3814 case META: 3815 metas = 1; 3816 break; 3817 case NEXT: 3818 { 3819 int next, this = get_scr_num(); 3820 accents = 0; 3821 for (next = this+1; next != this; next = (next+1)%MAXCONS) { 3822 struct tty *tp = VIRTUAL_TTY(next); 3823 if (tp->t_state & TS_ISOPEN) { 3824 switch_scr(cur_console, next); 3825 break; 3826 } 3827 } 3828 } 3829 break; 3830 case BTAB: 3831 accents = 0; 3832 return(BKEY); 3833 default: 3834 if (action >= F_ACC && action <= L_ACC) { 3835 /* turn it into an index */ 3836 action -= F_ACC - 1; 3837 if ((action > accent_map.n_accs) 3838 || (accent_map.acc[action - 1].accchar == 0)) { 3839 /* 3840 * The index is out of range or pointing to an 3841 * empty entry. 3842 */ 3843 accents = 0; 3844 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3845 } 3846 /* 3847 * If the same accent key has been hit twice, 3848 * produce the accent char itself. 3849 */ 3850 if (action == accents) { 3851 action = accent_map.acc[accents - 1].accchar; 3852 accents = 0; 3853 if (metas) 3854 action |= MKEY; 3855 return (action); 3856 } 3857 /* remember the index and wait for the next key stroke */ 3858 accents = action; 3859 break; 3860 } 3861 if (accents > 0) { 3862 accents = 0; 3863 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3864 } 3865 if (action >= F_SCR && action <= L_SCR) { 3866 switch_scr(cur_console, action - F_SCR); 3867 break; 3868 } 3869 if (action >= F_FN && action <= L_FN) 3870 action |= FKEY; 3871 return(action); 3872 } 3873 } 3874 else { 3875 if (accents) { 3876 struct acc_t *acc; 3877 int i; 3878 3879 acc = &accent_map.acc[accents - 1]; 3880 accents = 0; 3881 /* 3882 * If the accent key is followed by the space key, 3883 * produce the accent char itself. 3884 */ 3885 if (action == ' ') { 3886 action = acc->accchar; 3887 if (metas) 3888 action |= MKEY; 3889 return (action); 3890 } 3891 for (i = 0; i < NUM_ACCENTCHARS; ++i) { 3892 if (acc->map[i][0] == 0) /* end of the map entry */ 3893 break; 3894 if (acc->map[i][0] == action) { 3895 action = acc->map[i][1]; 3896 if (metas) 3897 action |= MKEY; 3898 return (action); 3899 } 3900 } 3901 do_bell(cur_console, BELL_PITCH, BELL_DURATION); 3902 goto next_code; 3903 } 3904 if (metas) 3905 action |= MKEY; 3906 return(action); 3907 } 3908 } 3909 goto next_code; 3910 } 3911 3912 int 3913 scmmap(dev_t dev, int offset, int nprot) 3914 { 3915 if (offset > 0x20000 - PAGE_SIZE) 3916 return -1; 3917 return i386_btop((VIDEOMEM + offset)); 3918 } 3919 3920 /* 3921 * Calculate hardware attributes word using logical attributes mask and 3922 * hardware colors 3923 */ 3924 3925 static int 3926 mask2attr(struct term_stat *term) 3927 { 3928 int attr, mask = term->attr_mask; 3929 3930 if (mask & REVERSE_ATTR) { 3931 attr = ((mask & FOREGROUND_CHANGED) ? 3932 ((term->cur_color & 0xF000) >> 4) : 3933 (term->rev_color & 0x0F00)) | 3934 ((mask & BACKGROUND_CHANGED) ? 3935 ((term->cur_color & 0x0F00) << 4) : 3936 (term->rev_color & 0xF000)); 3937 } else 3938 attr = term->cur_color; 3939 3940 /* XXX: underline mapping for Hercules adapter can be better */ 3941 if (mask & (BOLD_ATTR | UNDERLINE_ATTR)) 3942 attr ^= 0x0800; 3943 if (mask & BLINK_ATTR) 3944 attr ^= 0x8000; 3945 3946 return attr; 3947 } 3948 3949 static void 3950 set_keyboard(int command, int data) 3951 { 3952 int s; 3953 3954 if (sc_kbdc == NULL) 3955 return; 3956 3957 /* prevent the timeout routine from polling the keyboard */ 3958 if (!kbdc_lock(sc_kbdc, TRUE)) 3959 return; 3960 3961 /* disable the keyboard and mouse interrupt */ 3962 s = spltty(); 3963 #if 0 3964 c = get_controller_command_byte(sc_kbdc); 3965 if ((c == -1) 3966 || !set_controller_command_byte(sc_kbdc, 3967 kbdc_get_device_mask(sc_kbdc), 3968 KBD_DISABLE_KBD_PORT | KBD_DISABLE_KBD_INT 3969 | KBD_DISABLE_AUX_PORT | KBD_DISABLE_AUX_INT)) { 3970 /* CONTROLLER ERROR */ 3971 kbdc_lock(sc_kbdc, FALSE); 3972 splx(s); 3973 return; 3974 } 3975 /* 3976 * Now that the keyboard controller is told not to generate 3977 * the keyboard and mouse interrupts, call `splx()' to allow 3978 * the other tty interrupts. The clock interrupt may also occur, 3979 * but the timeout routine (`scrn_timer()') will be blocked 3980 * by the lock flag set via `kbdc_lock()' 3981 */ 3982 splx(s); 3983 #endif 3984 3985 if (send_kbd_command_and_data(sc_kbdc, command, data) != KBD_ACK) 3986 send_kbd_command(sc_kbdc, KBDC_ENABLE_KBD); 3987 3988 #if 0 3989 /* restore the interrupts */ 3990 if (!set_controller_command_byte(sc_kbdc, 3991 kbdc_get_device_mask(sc_kbdc), 3992 c & (KBD_KBD_CONTROL_BITS | KBD_AUX_CONTROL_BITS))) { 3993 /* CONTROLLER ERROR */ 3994 } 3995 #else 3996 splx(s); 3997 #endif 3998 kbdc_lock(sc_kbdc, FALSE); 3999 } 4000 4001 static void 4002 update_leds(int which) 4003 { 4004 static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 }; 4005 4006 /* replace CAPS led with ALTGR led for ALTGR keyboards */ 4007 if (key_map.n_keys > ALTGR_OFFSET) { 4008 if (which & ALKED) 4009 which |= CLKED; 4010 else 4011 which &= ~CLKED; 4012 } 4013 4014 set_keyboard(KBDC_SET_LEDS, xlate_leds[which & LED_MASK]); 4015 } 4016 4017 void 4018 set_mode(scr_stat *scp) 4019 { 4020 char special_modetable[MODE_PARAM_SIZE]; 4021 char *mp; 4022 4023 if (scp != cur_console) 4024 return; 4025 4026 /* 4027 * even if mode switching is disabled, we can change back 4028 * to the initial mode or the custom mode based on the initial 4029 * mode if we have saved register values upon start-up. 4030 */ 4031 mp = get_mode_param(scp, scp->mode); 4032 if (mp == NULL) 4033 return; 4034 bcopy(mp, &special_modetable, sizeof(special_modetable)); 4035 4036 /* setup video hardware for the given mode */ 4037 switch (scp->mode) { 4038 case M_VGA_C80x60: case M_VGA_M80x60: 4039 special_modetable[2] = 0x08; 4040 special_modetable[19] = 0x47; 4041 goto special_480l; 4042 4043 case M_VGA_C80x30: case M_VGA_M80x30: 4044 special_modetable[19] = 0x4f; 4045 special_480l: 4046 special_modetable[9] |= 0xc0; 4047 special_modetable[16] = 0x08; 4048 special_modetable[17] = 0x3e; 4049 special_modetable[26] = 0xea; 4050 special_modetable[28] = 0xdf; 4051 special_modetable[31] = 0xe7; 4052 special_modetable[32] = 0x04; 4053 goto setup_mode; 4054 4055 case M_ENH_C80x43: case M_ENH_B80x43: 4056 special_modetable[28] = 87; 4057 goto special_80x50; 4058 4059 case M_VGA_C80x50: case M_VGA_M80x50: 4060 special_80x50: 4061 special_modetable[2] = 8; 4062 special_modetable[19] = 7; 4063 goto setup_mode; 4064 4065 case M_VGA_C40x25: case M_VGA_C80x25: 4066 case M_VGA_M80x25: 4067 case M_B40x25: case M_C40x25: 4068 case M_B80x25: case M_C80x25: 4069 case M_ENH_B40x25: case M_ENH_C40x25: 4070 case M_ENH_B80x25: case M_ENH_C80x25: 4071 case M_EGAMONO80x25: 4072 4073 setup_mode: 4074 set_vgaregs(special_modetable); 4075 scp->font_size = special_modetable[2]; 4076 4077 /* set font type (size) */ 4078 if (scp->font_size < 14) { 4079 if (fonts_loaded & FONT_8) 4080 copy_font(LOAD, FONT_8, font_8); 4081 outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */ 4082 } else if (scp->font_size >= 16) { 4083 if (fonts_loaded & FONT_16) 4084 copy_font(LOAD, FONT_16, font_16); 4085 outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */ 4086 } else { 4087 if (fonts_loaded & FONT_14) 4088 copy_font(LOAD, FONT_14, font_14); 4089 outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */ 4090 } 4091 if (flags & CHAR_CURSOR) 4092 set_destructive_cursor(scp); 4093 mark_all(scp); 4094 break; 4095 4096 case M_VGA_MODEX: 4097 /* "unchain" the VGA mode */ 4098 special_modetable[5-1+0x04] &= 0xf7; 4099 special_modetable[5-1+0x04] |= 0x04; 4100 /* turn off doubleword mode */ 4101 special_modetable[10+0x14] &= 0xbf; 4102 /* turn off word adressing */ 4103 special_modetable[10+0x17] |= 0x40; 4104 /* set logical screen width */ 4105 special_modetable[10+0x13] = 80; 4106 /* set 240 lines */ 4107 special_modetable[10+0x11] = 0x2c; 4108 special_modetable[10+0x06] = 0x0d; 4109 special_modetable[10+0x07] = 0x3e; 4110 special_modetable[10+0x10] = 0xea; 4111 special_modetable[10+0x11] = 0xac; 4112 special_modetable[10+0x12] = 0xdf; 4113 special_modetable[10+0x15] = 0xe7; 4114 special_modetable[10+0x16] = 0x06; 4115 /* set vertical sync polarity to reflect aspect ratio */ 4116 special_modetable[9] = 0xe3; 4117 goto setup_grmode; 4118 4119 case M_BG320: case M_CG320: case M_BG640: 4120 case M_CG320_D: case M_CG640_E: 4121 case M_CG640x350: case M_ENH_CG640: 4122 case M_BG640x480: case M_CG640x480: case M_VGA_CG320: 4123 4124 setup_grmode: 4125 set_vgaregs(special_modetable); 4126 scp->font_size = FONT_NONE; 4127 break; 4128 4129 default: 4130 /* call user defined function XXX */ 4131 break; 4132 } 4133 4134 /* set border color for this (virtual) console */ 4135 set_border(scp->border); 4136 return; 4137 } 4138 4139 void 4140 set_border(u_char color) 4141 { 4142 switch (crtc_type) { 4143 case KD_EGA: 4144 case KD_VGA: 4145 inb(crtc_addr + 6); /* reset flip-flop */ 4146 outb(ATC, 0x31); outb(ATC, color); 4147 break; 4148 case KD_CGA: 4149 outb(crtc_addr + 5, color & 0x0f); /* color select register */ 4150 break; 4151 case KD_MONO: 4152 case KD_HERCULES: 4153 default: 4154 break; 4155 } 4156 } 4157 4158 static void 4159 set_vgaregs(char *modetable) 4160 { 4161 int i, s = splhigh(); 4162 4163 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */ 4164 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */ 4165 for (i=0; i<4; i++) { /* program sequencer */ 4166 outb(TSIDX, i+1); 4167 outb(TSREG, modetable[i+5]); 4168 } 4169 outb(MISC, modetable[9]); /* set dot-clock */ 4170 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */ 4171 outb(crtc_addr, 0x11); 4172 outb(crtc_addr+1, inb(crtc_addr+1) & 0x7F); 4173 for (i=0; i<25; i++) { /* program crtc */ 4174 outb(crtc_addr, i); 4175 if (i == 14 || i == 15) /* no hardware cursor */ 4176 outb(crtc_addr+1, 0xff); 4177 else 4178 outb(crtc_addr+1, modetable[i+10]); 4179 } 4180 inb(crtc_addr+6); /* reset flip-flop */ 4181 for (i=0; i<20; i++) { /* program attribute ctrl */ 4182 outb(ATC, i); 4183 outb(ATC, modetable[i+35]); 4184 } 4185 for (i=0; i<9; i++) { /* program graph data ctrl */ 4186 outb(GDCIDX, i); 4187 outb(GDCREG, modetable[i+55]); 4188 } 4189 inb(crtc_addr+6); /* reset flip-flop */ 4190 outb(ATC, 0x20); /* enable palette */ 4191 splx(s); 4192 } 4193 4194 static void 4195 read_vgaregs(char *buf) 4196 { 4197 int i, j; 4198 int s; 4199 4200 bzero(buf, MODE_PARAM_SIZE); 4201 4202 s = splhigh(); 4203 4204 outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */ 4205 outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */ 4206 for (i=0, j=5; i<4; i++) { 4207 outb(TSIDX, i+1); 4208 buf[j++] = inb(TSREG); 4209 } 4210 buf[9] = inb(MISC + 10); /* dot-clock */ 4211 outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */ 4212 4213 for (i=0, j=10; i<25; i++) { /* crtc */ 4214 outb(crtc_addr, i); 4215 buf[j++] = inb(crtc_addr+1); 4216 } 4217 for (i=0, j=35; i<20; i++) { /* attribute ctrl */ 4218 inb(crtc_addr+6); /* reset flip-flop */ 4219 outb(ATC, i); 4220 buf[j++] = inb(ATC + 1); 4221 } 4222 for (i=0, j=55; i<9; i++) { /* graph data ctrl */ 4223 outb(GDCIDX, i); 4224 buf[j++] = inb(GDCREG); 4225 } 4226 inb(crtc_addr+6); /* reset flip-flop */ 4227 outb(ATC, 0x20); /* enable palette */ 4228 4229 buf[0] = *(char *)pa_to_va(0x44a); /* COLS */ 4230 buf[1] = *(char *)pa_to_va(0x484); /* ROWS */ 4231 buf[2] = *(char *)pa_to_va(0x485); /* POINTS */ 4232 buf[3] = *(char *)pa_to_va(0x44c); 4233 buf[4] = *(char *)pa_to_va(0x44d); 4234 4235 splx(s); 4236 } 4237 4238 static int 4239 comp_vgaregs(u_char *buf1, u_char *buf2) 4240 { 4241 static struct { 4242 u_char mask; 4243 } params[MODE_PARAM_SIZE] = { 4244 0xff, 0x00, 0xff, /* COLS, ROWS, POINTS */ 4245 0xff, 0xff, /* page length */ 4246 0xfe, 0xff, 0xff, 0xff, /* sequencer registers */ 4247 0xf3, /* misc register */ 4248 0xff, 0xff, 0xff, 0x7f, 0xff, /* CRTC */ 4249 0xff, 0xff, 0xff, 0x7f, 0xff, 4250 0x00, 0x00, 0x00, 0x00, 0x00, 4251 0x00, 0xff, 0x7f, 0xff, 0xff, 4252 0x7f, 0xff, 0xff, 0xef, 0xff, 4253 0xff, 0xff, 0xff, 0xff, 0xff, /* attribute controller registers */ 4254 0xff, 0xff, 0xff, 0xff, 0xff, 4255 0xff, 0xff, 0xff, 0xff, 0xff, 4256 0xff, 0xff, 0xff, 0xff, 0xf0, 4257 0xff, 0xff, 0xff, 0xff, 0xff, /* GDC register */ 4258 0xff, 0xff, 0xff, 0xff, 4259 }; 4260 int identical = TRUE; 4261 int i; 4262 4263 for (i = 0; i < sizeof(params)/sizeof(params[0]); ++i) { 4264 if (params[i].mask == 0) /* don't care */ 4265 continue; 4266 if ((buf1[i] & params[i].mask) != (buf2[i] & params[i].mask)) 4267 return COMP_DIFFERENT; 4268 if (buf1[i] != buf2[i]) 4269 identical = FALSE; 4270 } 4271 return (identical) ? COMP_IDENTICAL : COMP_SIMILAR; 4272 4273 #if 0 4274 for(i = 0; i < 20; ++i) { 4275 if (*buf1++ != *buf2++) 4276 return COMP_DIFFERENT; 4277 } 4278 buf1 += 2; /* skip the cursor shape */ 4279 buf2 += 2; 4280 for(i = 22; i < 24; ++i) { 4281 if (*buf1++ != *buf2++) 4282 return COMP_DIFFERENT; 4283 } 4284 buf1 += 2; /* skip the cursor position */ 4285 buf2 += 2; 4286 for(i = 26; i < MODE_PARAM_SIZE; ++i) { 4287 if (*buf1++ != *buf2++) 4288 return COMP_DIFFERENT; 4289 } 4290 return COMP_IDENTICAL; 4291 #endif 4292 } 4293 4294 static void 4295 dump_vgaregs(u_char *buf) 4296 { 4297 int i; 4298 4299 for(i = 0; i < MODE_PARAM_SIZE;) { 4300 printf("%02x ", buf[i]); 4301 if ((++i % 16) == 0) 4302 printf("\n"); 4303 } 4304 } 4305 4306 static void 4307 set_font_mode(u_char *buf) 4308 { 4309 int s = splhigh(); 4310 4311 /* save register values */ 4312 outb(TSIDX, 0x02); buf[0] = inb(TSREG); 4313 outb(TSIDX, 0x04); buf[1] = inb(TSREG); 4314 outb(GDCIDX, 0x04); buf[2] = inb(GDCREG); 4315 outb(GDCIDX, 0x05); buf[3] = inb(GDCREG); 4316 outb(GDCIDX, 0x06); buf[4] = inb(GDCREG); 4317 inb(crtc_addr + 6); 4318 outb(ATC, 0x10); buf[5] = inb(ATC + 1); 4319 4320 /* setup vga for loading fonts (graphics plane mode) */ 4321 inb(crtc_addr+6); /* reset flip-flop */ 4322 outb(ATC, 0x10); outb(ATC, 0x01); 4323 inb(crtc_addr+6); /* reset flip-flop */ 4324 outb(ATC, 0x20); /* enable palette */ 4325 4326 #if SLOW_VGA 4327 outb(TSIDX, 0x02); outb(TSREG, 0x04); 4328 outb(TSIDX, 0x04); outb(TSREG, 0x06); 4329 outb(GDCIDX, 0x04); outb(GDCREG, 0x02); 4330 outb(GDCIDX, 0x05); outb(GDCREG, 0x00); 4331 outb(GDCIDX, 0x06); outb(GDCREG, 0x05); 4332 #else 4333 outw(TSIDX, 0x0402); 4334 outw(TSIDX, 0x0604); 4335 outw(GDCIDX, 0x0204); 4336 outw(GDCIDX, 0x0005); 4337 outw(GDCIDX, 0x0506); /* addr = a0000, 64kb */ 4338 #endif 4339 splx(s); 4340 } 4341 4342 static void 4343 set_normal_mode(u_char *buf) 4344 { 4345 char *modetable; 4346 int s = splhigh(); 4347 4348 /* setup vga for normal operation mode again */ 4349 inb(crtc_addr+6); /* reset flip-flop */ 4350 outb(ATC, 0x10); outb(ATC, buf[5]); 4351 inb(crtc_addr+6); /* reset flip-flop */ 4352 outb(ATC, 0x20); /* enable palette */ 4353 4354 #if SLOW_VGA 4355 outb(TSIDX, 0x02); outb(TSREG, buf[0]); 4356 outb(TSIDX, 0x04); outb(TSREG, buf[1]); 4357 outb(GDCIDX, 0x04); outb(GDCREG, buf[2]); 4358 outb(GDCIDX, 0x05); outb(GDCREG, buf[3]); 4359 if (crtc_addr == MONO_BASE) { 4360 outb(GDCIDX, 0x06); outb(GDCREG,(buf[4] & 0x03) | 0x08); 4361 } else { 4362 outb(GDCIDX, 0x06); outb(GDCREG,(buf[4] & 0x03) | 0x0c); 4363 } 4364 #else 4365 outw(TSIDX, 0x0002 | (buf[0] << 8)); 4366 outw(TSIDX, 0x0004 | (buf[1] << 8)); 4367 outw(GDCIDX, 0x0004 | (buf[2] << 8)); 4368 outw(GDCIDX, 0x0005 | (buf[3] << 8)); 4369 if (crtc_addr == MONO_BASE) 4370 outw(GDCIDX, 0x0006 | (((buf[4] & 0x03) | 0x08)<<8)); 4371 else 4372 outw(GDCIDX, 0x0006 | (((buf[4] & 0x03) | 0x0c)<<8)); 4373 #endif 4374 splx(s); 4375 } 4376 4377 void 4378 copy_font(int operation, int font_type, char* font_image) 4379 { 4380 int ch, line, segment, fontsize; 4381 u_char buf[PARAM_BUFSIZE]; 4382 u_char val; 4383 4384 switch (font_type) { 4385 default: 4386 case FONT_8: 4387 segment = 0x8000; 4388 fontsize = 8; 4389 break; 4390 case FONT_14: 4391 segment = 0x4000; 4392 fontsize = 14; 4393 break; 4394 case FONT_16: 4395 segment = 0x0000; 4396 fontsize = 16; 4397 break; 4398 } 4399 outb(TSIDX, 0x01); val = inb(TSREG); /* disable screen */ 4400 outb(TSIDX, 0x01); outb(TSREG, val | 0x20); 4401 set_font_mode(buf); 4402 for (ch=0; ch < 256; ch++) 4403 for (line=0; line < fontsize; line++) 4404 if (operation) 4405 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line) = 4406 font_image[(ch*fontsize)+line]; 4407 else 4408 font_image[(ch*fontsize)+line] = 4409 *(char *)pa_to_va(VIDEOMEM+(segment)+(ch*32)+line); 4410 set_normal_mode(buf); 4411 outb(TSIDX, 0x01); outb(TSREG, val & 0xDF); /* enable screen */ 4412 } 4413 4414 static void 4415 set_destructive_cursor(scr_stat *scp) 4416 { 4417 u_char buf[PARAM_BUFSIZE]; 4418 u_char cursor[32]; 4419 caddr_t address; 4420 int i; 4421 char *font_buffer; 4422 4423 if (scp->font_size < 14) { 4424 font_buffer = font_8; 4425 address = (caddr_t)VIDEOMEM + 0x8000; 4426 } 4427 else if (scp->font_size >= 16) { 4428 font_buffer = font_16; 4429 address = (caddr_t)VIDEOMEM; 4430 } 4431 else { 4432 font_buffer = font_14; 4433 address = (caddr_t)VIDEOMEM + 0x4000; 4434 } 4435 4436 if (scp->status & MOUSE_VISIBLE) { 4437 if ((scp->cursor_saveunder & 0xff) == 0xd0) 4438 bcopy(&scp->mouse_cursor[0], cursor, scp->font_size); 4439 else if ((scp->cursor_saveunder & 0xff) == 0xd1) 4440 bcopy(&scp->mouse_cursor[32], cursor, scp->font_size); 4441 else if ((scp->cursor_saveunder & 0xff) == 0xd2) 4442 bcopy(&scp->mouse_cursor[64], cursor, scp->font_size); 4443 else if ((scp->cursor_saveunder & 0xff) == 0xd3) 4444 bcopy(&scp->mouse_cursor[96], cursor, scp->font_size); 4445 else 4446 bcopy(font_buffer+((scp->cursor_saveunder & 0xff)*scp->font_size), 4447 cursor, scp->font_size); 4448 } 4449 else 4450 bcopy(font_buffer + ((scp->cursor_saveunder & 0xff) * scp->font_size), 4451 cursor, scp->font_size); 4452 for (i=0; i<32; i++) 4453 if ((i >= scp->cursor_start && i <= scp->cursor_end) || 4454 (scp->cursor_start >= scp->font_size && i == scp->font_size - 1)) 4455 cursor[i] |= 0xff; 4456 #if 1 4457 while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ; 4458 #endif 4459 set_font_mode(buf); 4460 sc_bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32); 4461 set_normal_mode(buf); 4462 } 4463 4464 static void 4465 set_mouse_pos(scr_stat *scp) 4466 { 4467 static int last_xpos = -1, last_ypos = -1; 4468 4469 if (scp->mouse_xpos < 0) 4470 scp->mouse_xpos = 0; 4471 if (scp->mouse_ypos < 0) 4472 scp->mouse_ypos = 0; 4473 if (scp->status & UNKNOWN_MODE) { 4474 if (scp->mouse_xpos > scp->xpixel-1) 4475 scp->mouse_xpos = scp->xpixel-1; 4476 if (scp->mouse_ypos > scp->ypixel-1) 4477 scp->mouse_ypos = scp->ypixel-1; 4478 return; 4479 } 4480 if (scp->mouse_xpos > (scp->xsize*8)-1) 4481 scp->mouse_xpos = (scp->xsize*8)-1; 4482 if (scp->mouse_ypos > (scp->ysize*scp->font_size)-1) 4483 scp->mouse_ypos = (scp->ysize*scp->font_size)-1; 4484 4485 if (scp->mouse_xpos != last_xpos || scp->mouse_ypos != last_ypos) { 4486 scp->status |= MOUSE_MOVED; 4487 4488 scp->mouse_pos = scp->scr_buf + 4489 ((scp->mouse_ypos/scp->font_size)*scp->xsize + scp->mouse_xpos/8); 4490 4491 if ((scp->status & MOUSE_VISIBLE) && (scp->status & MOUSE_CUTTING)) 4492 mouse_cut(scp); 4493 } 4494 } 4495 4496 #define isspace(c) (((c) & 0xff) == ' ') 4497 4498 static int 4499 skip_spc_right(scr_stat *scp, u_short *p) 4500 { 4501 int i; 4502 4503 for (i = (p - scp->scr_buf) % scp->xsize; i < scp->xsize; ++i) { 4504 if (!isspace(*p)) 4505 break; 4506 ++p; 4507 } 4508 return i; 4509 } 4510 4511 static int 4512 skip_spc_left(scr_stat *scp, u_short *p) 4513 { 4514 int i; 4515 4516 for (i = (p-- - scp->scr_buf) % scp->xsize - 1; i >= 0; --i) { 4517 if (!isspace(*p)) 4518 break; 4519 --p; 4520 } 4521 return i; 4522 } 4523 4524 static void 4525 mouse_cut(scr_stat *scp) 4526 { 4527 u_short *end; 4528 u_short *p; 4529 int i = 0; 4530 int j = 0; 4531 4532 scp->mouse_cut_end = (scp->mouse_pos >= scp->mouse_cut_start) ? 4533 scp->mouse_pos + 1 : scp->mouse_pos; 4534 end = (scp->mouse_cut_start > scp->mouse_cut_end) ? 4535 scp->mouse_cut_start : scp->mouse_cut_end; 4536 for (p = (scp->mouse_cut_start > scp->mouse_cut_end) ? 4537 scp->mouse_cut_end : scp->mouse_cut_start; p < end; ++p) { 4538 cut_buffer[i] = *p & 0xff; 4539 /* remember the position of the last non-space char */ 4540 if (!isspace(cut_buffer[i++])) 4541 j = i; 4542 /* trim trailing blank when crossing lines */ 4543 if (((p - scp->scr_buf) % scp->xsize) == (scp->xsize - 1)) { 4544 cut_buffer[j++] = '\n'; 4545 i = j; 4546 } 4547 } 4548 cut_buffer[i] = '\0'; 4549 4550 /* scan towards the end of the last line */ 4551 --p; 4552 for (i = (p - scp->scr_buf) % scp->xsize; i < scp->xsize; ++i) { 4553 if (!isspace(*p)) 4554 break; 4555 ++p; 4556 } 4557 /* if there is nothing but blank chars, trim them, but mark towards eol */ 4558 if (i >= scp->xsize) { 4559 if (scp->mouse_cut_start > scp->mouse_cut_end) 4560 scp->mouse_cut_start = p; 4561 else 4562 scp->mouse_cut_end = p; 4563 cut_buffer[j++] = '\n'; 4564 cut_buffer[j] = '\0'; 4565 } 4566 4567 mark_for_update(scp, scp->mouse_cut_start - scp->scr_buf); 4568 mark_for_update(scp, scp->mouse_cut_end - scp->scr_buf); 4569 } 4570 4571 static void 4572 mouse_cut_start(scr_stat *scp) 4573 { 4574 int i; 4575 4576 if (scp->status & MOUSE_VISIBLE) { 4577 if (scp->mouse_pos == scp->mouse_cut_start && 4578 scp->mouse_cut_start == scp->mouse_cut_end - 1) { 4579 cut_buffer[0] = '\0'; 4580 remove_cutmarking(scp); 4581 } else if (skip_spc_right(scp, scp->mouse_pos) >= scp->xsize) { 4582 /* if the pointer is on trailing blank chars, mark towards eol */ 4583 i = skip_spc_left(scp, scp->mouse_pos) + 1; 4584 scp->mouse_cut_start = scp->scr_buf + 4585 ((scp->mouse_pos - scp->scr_buf) / scp->xsize) * scp->xsize + i; 4586 scp->mouse_cut_end = scp->scr_buf + 4587 ((scp->mouse_pos - scp->scr_buf) / scp->xsize + 1) * scp->xsize; 4588 cut_buffer[0] = '\n'; 4589 cut_buffer[1] = '\0'; 4590 scp->status |= MOUSE_CUTTING; 4591 } else { 4592 scp->mouse_cut_start = scp->mouse_pos; 4593 scp->mouse_cut_end = scp->mouse_cut_start + 1; 4594 cut_buffer[0] = *scp->mouse_cut_start & 0xff; 4595 cut_buffer[1] = '\0'; 4596 scp->status |= MOUSE_CUTTING; 4597 } 4598 mark_all(scp); 4599 /* delete all other screens cut markings */ 4600 for (i=0; i<MAXCONS; i++) { 4601 if (console[i] == NULL || console[i] == scp) 4602 continue; 4603 remove_cutmarking(console[i]); 4604 } 4605 } 4606 } 4607 4608 static void 4609 mouse_cut_end(scr_stat *scp) 4610 { 4611 if (scp->status & MOUSE_VISIBLE) { 4612 scp->status &= ~MOUSE_CUTTING; 4613 } 4614 } 4615 4616 static void 4617 mouse_cut_word(scr_stat *scp) 4618 { 4619 u_short *p; 4620 u_short *sol; 4621 u_short *eol; 4622 int i; 4623 4624 /* 4625 * Because we don't have locale information in the kernel, 4626 * we only distinguish space char and non-space chars. Punctuation 4627 * chars, symbols and other regular chars are all treated alike. 4628 */ 4629 if (scp->status & MOUSE_VISIBLE) { 4630 sol = scp->scr_buf 4631 + ((scp->mouse_pos - scp->scr_buf) / scp->xsize) * scp->xsize; 4632 eol = sol + scp->xsize; 4633 if (isspace(*scp->mouse_pos)) { 4634 for (p = scp->mouse_pos; p >= sol; --p) 4635 if (!isspace(*p)) 4636 break; 4637 scp->mouse_cut_start = ++p; 4638 for (p = scp->mouse_pos; p < eol; ++p) 4639 if (!isspace(*p)) 4640 break; 4641 scp->mouse_cut_end = p; 4642 } else { 4643 for (p = scp->mouse_pos; p >= sol; --p) 4644 if (isspace(*p)) 4645 break; 4646 scp->mouse_cut_start = ++p; 4647 for (p = scp->mouse_pos; p < eol; ++p) 4648 if (isspace(*p)) 4649 break; 4650 scp->mouse_cut_end = p; 4651 } 4652 for (i = 0, p = scp->mouse_cut_start; p < scp->mouse_cut_end; ++p) 4653 cut_buffer[i++] = *p & 0xff; 4654 cut_buffer[i] = '\0'; 4655 scp->status |= MOUSE_CUTTING; 4656 } 4657 } 4658 4659 static void 4660 mouse_cut_line(scr_stat *scp) 4661 { 4662 u_short *p; 4663 int i; 4664 4665 if (scp->status & MOUSE_VISIBLE) { 4666 scp->mouse_cut_start = scp->scr_buf 4667 + ((scp->mouse_pos - scp->scr_buf) / scp->xsize) * scp->xsize; 4668 scp->mouse_cut_end = scp->mouse_cut_start + scp->xsize; 4669 for (i = 0, p = scp->mouse_cut_start; p < scp->mouse_cut_end; ++p) 4670 cut_buffer[i++] = *p & 0xff; 4671 cut_buffer[i++] = '\n'; 4672 cut_buffer[i] = '\0'; 4673 scp->status |= MOUSE_CUTTING; 4674 } 4675 } 4676 4677 static void 4678 mouse_cut_extend(scr_stat *scp) 4679 { 4680 if ((scp->status & MOUSE_VISIBLE) && !(scp->status & MOUSE_CUTTING) 4681 && (scp->mouse_cut_start != NULL)) { 4682 mouse_cut(scp); 4683 scp->status |= MOUSE_CUTTING; 4684 } 4685 } 4686 4687 static void 4688 mouse_paste(scr_stat *scp) 4689 { 4690 if (scp->status & MOUSE_VISIBLE) { 4691 struct tty *tp; 4692 u_char *ptr = cut_buffer; 4693 4694 tp = VIRTUAL_TTY(get_scr_num()); 4695 while (*ptr) 4696 (*linesw[tp->t_line].l_rint)(scr_rmap[*ptr++], tp); 4697 } 4698 } 4699 4700 static void 4701 draw_mouse_image(scr_stat *scp) 4702 { 4703 caddr_t address; 4704 int i; 4705 char *font_buffer; 4706 u_char buf[PARAM_BUFSIZE]; 4707 u_short buffer[32]; 4708 u_short xoffset, yoffset; 4709 u_short *crt_pos = Crtat + (scp->mouse_pos - scp->scr_buf); 4710 int font_size = scp->font_size; 4711 4712 if (font_size < 14) { 4713 font_buffer = font_8; 4714 address = (caddr_t)VIDEOMEM + 0x8000; 4715 } 4716 else if (font_size >= 16) { 4717 font_buffer = font_16; 4718 address = (caddr_t)VIDEOMEM; 4719 } 4720 else { 4721 font_buffer = font_14; 4722 address = (caddr_t)VIDEOMEM + 0x4000; 4723 } 4724 xoffset = scp->mouse_xpos % 8; 4725 yoffset = scp->mouse_ypos % font_size; 4726 4727 /* prepare mousepointer char's bitmaps */ 4728 bcopy(font_buffer + ((*(scp->mouse_pos) & 0xff) * font_size), 4729 &scp->mouse_cursor[0], font_size); 4730 bcopy(font_buffer + ((*(scp->mouse_pos+1) & 0xff) * font_size), 4731 &scp->mouse_cursor[32], font_size); 4732 bcopy(font_buffer + ((*(scp->mouse_pos+scp->xsize) & 0xff) * font_size), 4733 &scp->mouse_cursor[64], font_size); 4734 bcopy(font_buffer + ((*(scp->mouse_pos+scp->xsize+1) & 0xff) * font_size), 4735 &scp->mouse_cursor[96], font_size); 4736 for (i=0; i<font_size; i++) { 4737 buffer[i] = scp->mouse_cursor[i]<<8 | scp->mouse_cursor[i+32]; 4738 buffer[i+font_size]=scp->mouse_cursor[i+64]<<8|scp->mouse_cursor[i+96]; 4739 } 4740 4741 /* now and-or in the mousepointer image */ 4742 for (i=0; i<16; i++) { 4743 buffer[i+yoffset] = 4744 ( buffer[i+yoffset] & ~(mouse_and_mask[i] >> xoffset)) 4745 | (mouse_or_mask[i] >> xoffset); 4746 } 4747 for (i=0; i<font_size; i++) { 4748 scp->mouse_cursor[i] = (buffer[i] & 0xff00) >> 8; 4749 scp->mouse_cursor[i+32] = buffer[i] & 0xff; 4750 scp->mouse_cursor[i+64] = (buffer[i+font_size] & 0xff00) >> 8; 4751 scp->mouse_cursor[i+96] = buffer[i+font_size] & 0xff; 4752 } 4753 4754 scp->mouse_oldpos = scp->mouse_pos; 4755 4756 #if 1 4757 /* wait for vertical retrace to avoid jitter on some videocards */ 4758 while (!(inb(crtc_addr+6) & 0x08)) /* idle */ ; 4759 #endif 4760 set_font_mode(buf); 4761 sc_bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128); 4762 set_normal_mode(buf); 4763 *(crt_pos) = (*(scp->mouse_pos)&0xff00)|0xd0; 4764 *(crt_pos+scp->xsize) = (*(scp->mouse_pos+scp->xsize)&0xff00)|0xd2; 4765 if (scp->mouse_xpos < (scp->xsize-1)*8) { 4766 *(crt_pos+1) = (*(scp->mouse_pos+1)&0xff00)|0xd1; 4767 *(crt_pos+scp->xsize+1) = (*(scp->mouse_pos+scp->xsize+1)&0xff00)|0xd3; 4768 } 4769 mark_for_update(scp, scp->mouse_pos - scp->scr_buf); 4770 mark_for_update(scp, scp->mouse_pos + scp->xsize + 1 - scp->scr_buf); 4771 } 4772 4773 static void 4774 remove_mouse_image(scr_stat *scp) 4775 { 4776 u_short *crt_pos = Crtat + (scp->mouse_oldpos - scp->scr_buf); 4777 4778 *(crt_pos) = *(scp->mouse_oldpos); 4779 *(crt_pos+1) = *(scp->mouse_oldpos+1); 4780 *(crt_pos+scp->xsize) = *(scp->mouse_oldpos+scp->xsize); 4781 *(crt_pos+scp->xsize+1) = *(scp->mouse_oldpos+scp->xsize+1); 4782 mark_for_update(scp, scp->mouse_oldpos - scp->scr_buf); 4783 mark_for_update(scp, scp->mouse_oldpos + scp->xsize + 1 - scp->scr_buf); 4784 } 4785 4786 static void 4787 draw_cutmarking(scr_stat *scp) 4788 { 4789 u_short *ptr; 4790 u_short och, nch; 4791 4792 for (ptr=scp->scr_buf; ptr<=(scp->scr_buf+(scp->xsize*scp->ysize)); ptr++) { 4793 nch = och = *(Crtat + (ptr - scp->scr_buf)); 4794 /* are we outside the selected area ? */ 4795 if ( ptr < (scp->mouse_cut_start > scp->mouse_cut_end ? 4796 scp->mouse_cut_end : scp->mouse_cut_start) || 4797 ptr >= (scp->mouse_cut_start > scp->mouse_cut_end ? 4798 scp->mouse_cut_start : scp->mouse_cut_end)) { 4799 if (ptr != scp->cursor_pos) 4800 nch = (och & 0xff) | (*ptr & 0xff00); 4801 } 4802 else { 4803 /* are we clear of the cursor image ? */ 4804 if (ptr != scp->cursor_pos) 4805 nch = (och & 0x88ff) | (*ptr & 0x7000)>>4 | (*ptr & 0x0700)<<4; 4806 else { 4807 if (flags & CHAR_CURSOR) 4808 nch = (och & 0x88ff)|(*ptr & 0x7000)>>4|(*ptr & 0x0700)<<4; 4809 else 4810 if (!(flags & BLINK_CURSOR)) 4811 nch = (och & 0xff) | (*ptr & 0xff00); 4812 } 4813 } 4814 if (nch != och) 4815 *(Crtat + (ptr - scp->scr_buf)) = nch; 4816 } 4817 } 4818 4819 static void 4820 remove_cutmarking(scr_stat *scp) 4821 { 4822 scp->mouse_cut_start = scp->mouse_cut_end = NULL; 4823 scp->status &= ~MOUSE_CUTTING; 4824 mark_all(scp); 4825 } 4826 4827 static void 4828 save_palette(void) 4829 { 4830 int i; 4831 4832 outb(PALRADR, 0x00); 4833 for (i=0x00; i<0x300; i++) 4834 palette[i] = inb(PALDATA); 4835 inb(crtc_addr+6); /* reset flip/flop */ 4836 } 4837 4838 void 4839 load_palette(char *palette) 4840 { 4841 int i; 4842 4843 outb(PIXMASK, 0xFF); /* no pixelmask */ 4844 outb(PALWADR, 0x00); 4845 for (i=0x00; i<0x300; i++) 4846 outb(PALDATA, palette[i]); 4847 inb(crtc_addr+6); /* reset flip/flop */ 4848 outb(ATC, 0x20); /* enable palette */ 4849 } 4850 4851 static void 4852 do_bell(scr_stat *scp, int pitch, int duration) 4853 { 4854 if (flags & VISUAL_BELL) { 4855 if (blink_in_progress) 4856 return; 4857 blink_in_progress = 4; 4858 if (scp != cur_console) 4859 blink_in_progress += 2; 4860 blink_screen(cur_console); 4861 } else { 4862 if (scp != cur_console) 4863 pitch *= 2; 4864 sysbeep(pitch, duration); 4865 } 4866 } 4867 4868 static void 4869 blink_screen(void *arg) 4870 { 4871 scr_stat *scp = arg; 4872 4873 if ((scp->status & UNKNOWN_MODE) || (blink_in_progress <= 1)) { 4874 blink_in_progress = FALSE; 4875 mark_all(scp); 4876 if (delayed_next_scr) 4877 switch_scr(scp, delayed_next_scr - 1); 4878 } 4879 else { 4880 if (blink_in_progress & 1) 4881 fillw(kernel_default.std_color | scr_map[0x20], 4882 Crtat, scp->xsize * scp->ysize); 4883 else 4884 fillw(kernel_default.rev_color | scr_map[0x20], 4885 Crtat, scp->xsize * scp->ysize); 4886 blink_in_progress--; 4887 timeout(blink_screen, scp, hz / 10); 4888 } 4889 } 4890 4891 #ifdef SC_SPLASH_SCREEN 4892 static void 4893 toggle_splash_screen(scr_stat *scp) 4894 { 4895 static int toggle = 0; 4896 static u_char save_mode; 4897 int s; 4898 4899 if (video_mode_ptr == NULL) 4900 return; 4901 4902 s = splhigh(); 4903 if (toggle) { 4904 scp->mode = save_mode; 4905 scp->status &= ~UNKNOWN_MODE; 4906 set_mode(scp); 4907 load_palette(palette); 4908 toggle = 0; 4909 } 4910 else { 4911 save_mode = scp->mode; 4912 scp->mode = M_VGA_CG320; 4913 scp->status |= UNKNOWN_MODE; 4914 set_mode(scp); 4915 /* load image */ 4916 toggle = 1; 4917 } 4918 splx(s); 4919 } 4920 #endif 4921 #endif /* NSC */ 4922