/*- * Copyright (c) 1992-1998 Søren Schmidt * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer, * without modification, immediately at the beginning of the file. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * $Id: syscons.c,v 1.312 1999/07/01 20:43:03 peter Exp $ */ #include "sc.h" #include "splash.h" #include "opt_syscons.h" #include "opt_ddb.h" #include "opt_devfs.h" #ifdef __i386__ #include "apm.h" #endif #if NSC > 0 #include #include #include #include #include #include #include #include #include #ifdef DEVFS #include #endif #include #include #include #include #include #ifdef __i386__ #include #include #include #endif #include #include #include #include #define COLD 0 #define WARM 1 #define DEFAULT_BLANKTIME (5*60) /* 5 minutes */ #define MAX_BLANKTIME (7*24*60*60) /* 7 days!? */ #define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */ static default_attr user_default = { SC_NORM_ATTR << 8, SC_NORM_REV_ATTR << 8, }; static default_attr kernel_default = { SC_KERNEL_CONS_ATTR << 8, SC_KERNEL_CONS_REV_ATTR << 8, }; static int sc_console_unit = -1; static scr_stat *sc_console; #ifdef DEVFS static void *sc_mouse_devfs_token; static void *sc_console_devfs_token; #endif static term_stat kernel_console; static default_attr *current_default; static char init_done = COLD; static char shutdown_in_progress = FALSE; static char sc_malloc = FALSE; static int saver_mode = CONS_LKM_SAVER; /* LKM/user saver */ static int run_scrn_saver = FALSE; /* should run the saver? */ static long scrn_blank_time = 0; /* screen saver timeout value */ #if NSPLASH > 0 static int scrn_blanked; /* # of blanked screen */ static int sticky_splash = FALSE; static void none_saver(sc_softc_t *sc, int blank) { } static void (*current_saver)(sc_softc_t *, int) = none_saver; #endif #if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT) #include "font.h" #endif d_ioctl_t *sc_user_ioctl; static bios_values_t bios_value; static struct tty sccons[2]; #define SC_MOUSE 128 #define SC_CONSOLECTL 255 #define VIRTUAL_TTY(sc, x) (&((sc)->tty[(x) - (sc)->first_vty])) #define CONSOLE_TTY (&sccons[0]) #define MOUSE_TTY (&sccons[1]) #define debugger FALSE #ifdef __i386__ #ifdef DDB extern int in_Debugger; #undef debugger #define debugger in_Debugger #endif /* DDB */ #endif /* __i386__ */ /* prototypes */ static int scvidprobe(int unit, int flags, int cons); static int sckbdprobe(int unit, int flags, int cons); static void scmeminit(void *arg); static int scdevtounit(dev_t dev); static kbd_callback_func_t sckbdevent; static int scparam(struct tty *tp, struct termios *t); static void scstart(struct tty *tp); static void scmousestart(struct tty *tp); static void scinit(int unit, int flags); #if __i386__ static void scterm(int unit, int flags); #endif static void scshutdown(int howto, void *arg); static u_int scgetc(sc_softc_t *sc, u_int flags); #define SCGETC_CN 1 #define SCGETC_NONBLOCK 2 static int sccngetch(int flags); static void sccnupdate(scr_stat *scp); static scr_stat *alloc_scp(sc_softc_t *sc, int vty); static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp); static timeout_t scrn_timer; static int and_region(int *s1, int *e1, int s2, int e2); static void scrn_update(scr_stat *scp, int show_cursor); #if NSPLASH > 0 static int scsplash_callback(int event, void *arg); static void scsplash_saver(sc_softc_t *sc, int show); static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)); static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)); static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border); static int restore_scrn_saver_mode(scr_stat *scp, int changemode); static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)); static int wait_scrn_saver_stop(sc_softc_t *sc); #define scsplash_stick(stick) (sticky_splash = (stick)) #else /* !NSPLASH */ #define scsplash_stick(stick) #endif /* NSPLASH */ static int switch_scr(sc_softc_t *sc, u_int next_scr); static int do_switch_scr(sc_softc_t *sc, int s); static int vt_proc_alive(scr_stat *scp); static int signal_vt_rel(scr_stat *scp); static int signal_vt_acq(scr_stat *scp); static void exchange_scr(sc_softc_t *sc); static void scan_esc(scr_stat *scp, u_char c); static void ansi_put(scr_stat *scp, u_char *buf, int len); static void draw_cursor_image(scr_stat *scp); static void remove_cursor_image(scr_stat *scp); static void update_cursor_image(scr_stat *scp); static void move_crsr(scr_stat *scp, int x, int y); static int mask2attr(struct term_stat *term); static int save_kbd_state(scr_stat *scp); static int update_kbd_state(scr_stat *scp, int state, int mask); static int update_kbd_leds(scr_stat *scp, int which); static void do_bell(scr_stat *scp, int pitch, int duration); static timeout_t blink_screen; #define CDEV_MAJOR 12 static cn_probe_t sccnprobe; static cn_init_t sccninit; static cn_getc_t sccngetc; static cn_checkc_t sccncheckc; static cn_putc_t sccnputc; static cn_term_t sccnterm; #if __alpha__ void sccnattach(void); #endif CONS_DRIVER(sc, sccnprobe, sccninit, sccnterm, sccngetc, sccncheckc, sccnputc); static d_open_t scopen; static d_close_t scclose; static d_read_t scread; static d_write_t scwrite; static d_ioctl_t scioctl; static d_mmap_t scmmap; static struct cdevsw sc_cdevsw = { /* open */ scopen, /* close */ scclose, /* read */ scread, /* write */ scwrite, /* ioctl */ scioctl, /* stop */ nostop, /* reset */ noreset, /* devtotty */ scdevtotty, /* poll */ ttpoll, /* mmap */ scmmap, /* strategy */ nostrategy, /* name */ "sc", /* parms */ noparms, /* maj */ CDEV_MAJOR, /* dump */ nodump, /* psize */ nopsize, /* flags */ D_TTY, /* maxio */ 0, /* bmaj */ -1 }; int sc_probe_unit(int unit, int flags) { if (!scvidprobe(unit, flags, FALSE)) { if (bootverbose) printf("sc%d: no video adapter is found.\n", unit); return ENXIO; } return ((sckbdprobe(unit, flags, FALSE)) ? 0 : ENXIO); } /* probe video adapters, return TRUE if found */ static int scvidprobe(int unit, int flags, int cons) { /* * Access the video adapter driver through the back door! * Video adapter drivers need to be configured before syscons. * However, when syscons is being probed as the low-level console, * they have not been initialized yet. We force them to initialize * themselves here. XXX */ vid_configure(cons ? VIO_PROBE_ONLY : 0); return (vid_find_adapter("*", unit) >= 0); } /* probe the keyboard, return TRUE if found */ static int sckbdprobe(int unit, int flags, int cons) { /* access the keyboard driver through the backdoor! */ kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0); return (kbd_find_keyboard("*", unit) >= 0); } static char *adapter_name(video_adapter_t *adp) { static struct { int type; char *name[2]; } names[] = { { KD_MONO, { "MDA", "MDA" } }, { KD_HERCULES, { "Hercules", "Hercules" } }, { KD_CGA, { "CGA", "CGA" } }, { KD_EGA, { "EGA", "EGA (mono)" } }, { KD_VGA, { "VGA", "VGA (mono)" } }, { KD_PC98, { "PC-98x1", "PC-98x1" } }, { KD_TGA, { "TGA", "TGA" } }, { -1, { "Unknown", "Unknown" } }, }; int i; for (i = 0; names[i].type != -1; ++i) if (names[i].type == adp->va_type) break; return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1]; } int sc_attach_unit(int unit, int flags) { sc_softc_t *sc; scr_stat *scp; #ifdef SC_PIXEL_MODE video_info_t info; #endif #ifdef DEVFS int vc; #endif scmeminit(NULL); /* XXX */ flags &= ~SC_KERNEL_CONSOLE; if (sc_console_unit == unit) flags |= SC_KERNEL_CONSOLE; scinit(unit, flags); sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); sc->config = flags; scp = sc->console[0]; if (sc_console == NULL) /* sc_console_unit < 0 */ sc_console = scp; #ifdef SC_PIXEL_MODE if ((sc->config & SC_VESA800X600) && ((*vidsw[sc->adapter]->get_info)(sc->adp, M_VESA_800x600, &info) == 0)) { #if NSPLASH > 0 if (sc->flags & SC_SPLASH_SCRN) splash_term(sc->adp); #endif sc_set_graphics_mode(scp, NULL, M_VESA_800x600); sc_set_pixel_mode(scp, NULL, COL, ROW, 16); sc->initial_mode = M_VESA_800x600; #if NSPLASH > 0 /* put up the splash again! */ if (sc->flags & SC_SPLASH_SCRN) splash_init(sc->adp, scsplash_callback, sc); #endif } #endif /* SC_PIXEL_MODE */ /* initialize cursor */ if (!ISGRAPHSC(scp)) update_cursor_image(scp); /* get screen update going */ scrn_timer(sc); /* set up the keyboard */ kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); update_kbd_state(scp, scp->status, LOCK_MASK); printf("sc%d: %s <%d virtual consoles, flags=0x%x>\n", unit, adapter_name(sc->adp), sc->vtys, sc->config); if (bootverbose) { printf("sc%d:", unit); if (sc->adapter >= 0) printf(" fb%d", sc->adapter); if (sc->keyboard >= 0) printf(" kbd%d", sc->keyboard); printf("\n"); } /* register a shutdown callback for the kernel console */ if (sc_console_unit == unit) at_shutdown(scshutdown, (void *)(uintptr_t)unit, SHUTDOWN_PRE_SYNC); /* * syscons's cdevsw must be registered from here. As syscons and * pcvt share the same major number, their cdevsw cannot be * registered at module loading/initialization time or by SYSINIT. */ cdevsw_add(&sc_cdevsw); /* XXX do this just once... */ #ifdef DEVFS for (vc = sc->first_vty; vc < sc->first_vty + sc->vtys; vc++) sc->devfs_token[vc] = devfs_add_devswf(&sc_cdevsw, vc, DV_CHR, UID_ROOT, GID_WHEEL, 0600, "ttyv%r", vc); if (scp == sc_console) { #ifndef SC_NO_SYSMOUSE sc_mouse_devfs_token = devfs_add_devswf(&sc_cdevsw, SC_MOUSE, DV_CHR, UID_ROOT, GID_WHEEL, 0600, "sysmouse"); #endif /* SC_NO_SYSMOUSE */ sc_console_devfs_token = devfs_add_devswf(&sc_cdevsw, SC_CONSOLECTL, DV_CHR, UID_ROOT, GID_WHEEL, 0600, "consolectl"); } #endif /* DEVFS */ return 0; } static void scmeminit(void *arg) { if (sc_malloc) return; sc_malloc = TRUE; /* * As soon as malloc() becomes functional, we had better allocate * various buffers for the kernel console. */ if (sc_console_unit < 0) return; /* copy the temporary buffer to the final buffer */ sc_alloc_scr_buffer(sc_console, FALSE, FALSE); #ifndef SC_NO_CUTPASTE /* cut buffer is available only when the mouse pointer is used */ if (ISMOUSEAVAIL(sc_console->sc->adp->va_flags)) sc_alloc_cut_buffer(sc_console, FALSE); #endif #ifndef SC_NO_HISTORY /* initialize history buffer & pointers */ sc_alloc_history_buffer(sc_console, 0, 0, FALSE); #endif } /* XXX */ SYSINIT(sc_mem, SI_SUB_KMEM, SI_ORDER_ANY, scmeminit, NULL); int sc_resume_unit(int unit) { /* XXX should be moved to the keyboard driver? */ sc_softc_t *sc; sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); if (sc->kbd != NULL) kbd_clear_state(sc->kbd); return 0; } struct tty *scdevtotty(dev_t dev) { sc_softc_t *sc; int vty = SC_VTY(dev); int unit; if (init_done == COLD) return NULL; if (vty == SC_CONSOLECTL) return CONSOLE_TTY; #ifndef SC_NO_SYSMOUSE if (vty == SC_MOUSE) return MOUSE_TTY; #endif unit = scdevtounit(dev); sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); if (sc == NULL) return NULL; return VIRTUAL_TTY(sc, vty); } static int scdevtounit(dev_t dev) { int vty = SC_VTY(dev); if (vty == SC_CONSOLECTL) return ((sc_console != NULL) ? sc_console->sc->unit : -1); else if (vty == SC_MOUSE) return -1; else if ((vty < 0) || (vty >= MAXCONS*sc_max_unit())) return -1; else return vty/MAXCONS; } int scopen(dev_t dev, int flag, int mode, struct proc *p) { struct tty *tp = scdevtotty(dev); int unit = scdevtounit(dev); sc_softc_t *sc; keyarg_t key; int error; if (!tp) return(ENXIO); DPRINTF(5, ("scopen: dev:%d,%d, unit:%d, vty:%d\n", major(dev), minor(dev), unit, SC_VTY(dev))); /* sc == NULL, if SC_VTY(dev) == SC_MOUSE */ sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); tp->t_oproc = (SC_VTY(dev) == SC_MOUSE) ? scmousestart : scstart; tp->t_param = scparam; tp->t_dev = dev; if (!(tp->t_state & TS_ISOPEN)) { ttychars(tp); /* Use the current setting of the <-- key as default VERASE. */ /* If the Delete key is preferable, an stty is necessary */ if (sc != NULL) { key.keynum = KEYCODE_BS; kbd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key); tp->t_cc[VERASE] = key.key.map[0]; } tp->t_iflag = TTYDEF_IFLAG; tp->t_oflag = TTYDEF_OFLAG; tp->t_cflag = TTYDEF_CFLAG; tp->t_lflag = TTYDEF_LFLAG; tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED; scparam(tp, &tp->t_termios); (*linesw[tp->t_line].l_modem)(tp, 1); #ifndef SC_NO_SYSMOUSE if (SC_VTY(dev) == SC_MOUSE) sc_mouse_set_level(0); /* XXX */ #endif } else if (tp->t_state & TS_XCLUDE && suser(p)) return(EBUSY); error = (*linesw[tp->t_line].l_open)(dev, tp); if ((SC_VTY(dev) != SC_CONSOLECTL) && (SC_VTY(dev) != SC_MOUSE)) { /* assert(sc != NULL) */ if (sc->console[SC_VTY(dev) - sc->first_vty] == NULL) { sc->console[SC_VTY(dev) - sc->first_vty] = alloc_scp(sc, SC_VTY(dev)); if (ISGRAPHSC(sc->console[SC_VTY(dev) - sc->first_vty])) sc_set_pixel_mode(sc->console[SC_VTY(dev) - sc->first_vty], NULL, COL, ROW, 16); } if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) { tp->t_winsize.ws_col = sc->console[SC_VTY(dev) - sc->first_vty]->xsize; tp->t_winsize.ws_row = sc->console[SC_VTY(dev) - sc->first_vty]->ysize; } } return error; } int scclose(dev_t dev, int flag, int mode, struct proc *p) { struct tty *tp = scdevtotty(dev); struct scr_stat *scp; int s; if (!tp) return(ENXIO); if ((SC_VTY(dev) != SC_CONSOLECTL) && (SC_VTY(dev) != SC_MOUSE)) { scp = sc_get_scr_stat(tp->t_dev); /* were we in the middle of the VT switching process? */ DPRINTF(5, ("sc%d: scclose(), ", scp->sc->unit)); s = spltty(); if ((scp == scp->sc->cur_scp) && (scp->sc->unit == sc_console_unit)) cons_unavail = FALSE; if (scp->status & SWITCH_WAIT_REL) { /* assert(scp == scp->sc->cur_scp) */ DPRINTF(5, ("reset WAIT_REL, ")); scp->status &= ~SWITCH_WAIT_REL; do_switch_scr(scp->sc, s); } if (scp->status & SWITCH_WAIT_ACQ) { /* assert(scp == scp->sc->cur_scp) */ DPRINTF(5, ("reset WAIT_ACQ, ")); scp->status &= ~SWITCH_WAIT_ACQ; scp->sc->switch_in_progress = 0; } #if not_yet_done if (scp == &main_console) { scp->pid = 0; scp->proc = NULL; scp->smode.mode = VT_AUTO; } else { sc_vtb_destroy(&scp->vtb); sc_vtb_destroy(&scp->scr); sc_free_history_buffer(scp, scp->ysize); free(scp, M_DEVBUF); sc->console[SC_VTY(dev) - sc->first_vty] = NULL; } #else scp->pid = 0; scp->proc = NULL; scp->smode.mode = VT_AUTO; #endif scp->kbd_mode = K_XLATE; if (scp == scp->sc->cur_scp) kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); DPRINTF(5, ("done.\n")); } spltty(); (*linesw[tp->t_line].l_close)(tp, flag); ttyclose(tp); spl0(); return(0); } int scread(dev_t dev, struct uio *uio, int flag) { struct tty *tp = scdevtotty(dev); if (!tp) return(ENXIO); sc_touch_scrn_saver(); return((*linesw[tp->t_line].l_read)(tp, uio, flag)); } int scwrite(dev_t dev, struct uio *uio, int flag) { struct tty *tp = scdevtotty(dev); if (!tp) return(ENXIO); return((*linesw[tp->t_line].l_write)(tp, uio, flag)); } static int sckbdevent(keyboard_t *thiskbd, int event, void *arg) { sc_softc_t *sc; struct tty *cur_tty; int c; size_t len; u_char *cp; sc = (sc_softc_t *)arg; /* assert(thiskbd == sc->kbd) */ switch (event) { case KBDIO_KEYINPUT: break; case KBDIO_UNLOADING: sc->kbd = NULL; kbd_release(thiskbd, (void *)&sc->keyboard); return 0; default: return EINVAL; } /* * Loop while there is still input to get from the keyboard. * I don't think this is nessesary, and it doesn't fix * the Xaccel-2.1 keyboard hang, but it can't hurt. XXX */ while ((c = scgetc(sc, SCGETC_NONBLOCK)) != NOKEY) { cur_tty = VIRTUAL_TTY(sc, sc->cur_scp->index); /* XXX */ if (!(cur_tty->t_state & TS_ISOPEN)) if (!((cur_tty = CONSOLE_TTY)->t_state & TS_ISOPEN)) continue; switch (KEYFLAGS(c)) { case 0x0000: /* normal key */ (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); break; case FKEY: /* function key, return string */ cp = kbd_get_fkeystr(thiskbd, KEYCHAR(c), &len); if (cp != NULL) { while (len-- > 0) (*linesw[cur_tty->t_line].l_rint)(*cp++, cur_tty); } break; case MKEY: /* meta is active, prepend ESC */ (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); (*linesw[cur_tty->t_line].l_rint)(KEYCHAR(c), cur_tty); break; case BKEY: /* backtab fixed sequence (esc [ Z) */ (*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty); (*linesw[cur_tty->t_line].l_rint)('[', cur_tty); (*linesw[cur_tty->t_line].l_rint)('Z', cur_tty); break; } } #ifndef SC_NO_CUTPASTE if (sc->cur_scp->status & MOUSE_VISIBLE) { sc_remove_mouse_image(sc->cur_scp); sc->cur_scp->status &= ~MOUSE_VISIBLE; } #endif /* SC_NO_CUTPASTE */ return 0; } static int scparam(struct tty *tp, struct termios *t) { tp->t_ispeed = t->c_ispeed; tp->t_ospeed = t->c_ospeed; tp->t_cflag = t->c_cflag; return 0; } int scioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p) { int error; int i; struct tty *tp; sc_softc_t *sc; scr_stat *scp; int s; tp = scdevtotty(dev); if (!tp) return ENXIO; /* If there is a user_ioctl function call that first */ if (sc_user_ioctl) { error = (*sc_user_ioctl)(dev, cmd, data, flag, p); if (error != ENOIOCTL) return error; } error = sc_vid_ioctl(tp, cmd, data, flag, p); if (error != ENOIOCTL) return error; #ifndef SC_NO_HISTORY error = sc_hist_ioctl(tp, cmd, data, flag, p); if (error != ENOIOCTL) return error; #endif #ifndef SC_NO_SYSMOUSE error = sc_mouse_ioctl(tp, cmd, data, flag, p); if (error != ENOIOCTL) return error; if (SC_VTY(dev) == SC_MOUSE) { error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); if (error != ENOIOCTL) return error; error = ttioctl(tp, cmd, data, flag); if (error != ENOIOCTL) return error; return ENOTTY; } #endif scp = sc_get_scr_stat(tp->t_dev); /* assert(scp != NULL) */ /* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */ sc = scp->sc; switch (cmd) { /* process console hardware related ioctl's */ case GIO_ATTR: /* get current attributes */ *(int*)data = (scp->term.cur_attr >> 8) & 0xFF; return 0; case GIO_COLOR: /* is this a color console ? */ *(int *)data = (sc->adp->va_flags & V_ADP_COLOR) ? 1 : 0; return 0; case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */ if (*(int *)data < 0 || *(int *)data > MAX_BLANKTIME) return EINVAL; s = spltty(); scrn_blank_time = *(int *)data; run_scrn_saver = (scrn_blank_time != 0); splx(s); return 0; case CONS_CURSORTYPE: /* set cursor type blink/noblink */ if (!ISGRAPHSC(sc->cur_scp)) remove_cursor_image(sc->cur_scp); if ((*(int*)data) & 0x01) sc->flags |= SC_BLINK_CURSOR; else sc->flags &= ~SC_BLINK_CURSOR; if ((*(int*)data) & 0x02) { sc->flags |= SC_CHAR_CURSOR; } else sc->flags &= ~SC_CHAR_CURSOR; /* * The cursor shape is global property; all virtual consoles * are affected. Update the cursor in the current console... */ if (!ISGRAPHSC(sc->cur_scp)) { s = spltty(); sc_set_cursor_image(sc->cur_scp); draw_cursor_image(sc->cur_scp); splx(s); } return 0; case CONS_BELLTYPE: /* set bell type sound/visual */ if ((*(int *)data) & 0x01) sc->flags |= SC_VISUAL_BELL; else sc->flags &= ~SC_VISUAL_BELL; if ((*(int *)data) & 0x02) sc->flags |= SC_QUIET_BELL; else sc->flags &= ~SC_QUIET_BELL; return 0; case CONS_GETINFO: /* get current (virtual) console info */ { vid_info_t *ptr = (vid_info_t*)data; if (ptr->size == sizeof(struct vid_info)) { ptr->m_num = sc->cur_scp->index; ptr->mv_col = scp->xpos; ptr->mv_row = scp->ypos; ptr->mv_csz = scp->xsize; ptr->mv_rsz = scp->ysize; ptr->mv_norm.fore = (scp->term.std_color & 0x0f00)>>8; ptr->mv_norm.back = (scp->term.std_color & 0xf000)>>12; ptr->mv_rev.fore = (scp->term.rev_color & 0x0f00)>>8; ptr->mv_rev.back = (scp->term.rev_color & 0xf000)>>12; ptr->mv_grfc.fore = 0; /* not supported */ ptr->mv_grfc.back = 0; /* not supported */ ptr->mv_ovscan = scp->border; if (scp == sc->cur_scp) save_kbd_state(scp); ptr->mk_keylock = scp->status & LOCK_MASK; return 0; } return EINVAL; } case CONS_GETVERS: /* get version number */ *(int*)data = 0x200; /* version 2.0 */ return 0; case CONS_IDLE: /* see if the screen has been idle */ /* * When the screen is in the GRAPHICS_MODE or UNKNOWN_MODE, * the user process may have been writing something on the * screen and syscons is not aware of it. Declare the screen * is NOT idle if it is in one of these modes. But there is * an exception to it; if a screen saver is running in the * graphics mode in the current screen, we should say that the * screen has been idle. */ *(int *)data = (sc->flags & SC_SCRN_IDLE) && (!ISGRAPHSC(sc->cur_scp) || (sc->cur_scp->status & SAVER_RUNNING)); return 0; case CONS_SAVERMODE: /* set saver mode */ switch(*(int *)data) { case CONS_USR_SAVER: /* if a LKM screen saver is running, stop it first. */ scsplash_stick(FALSE); saver_mode = *(int *)data; s = spltty(); #if NSPLASH > 0 if ((error = wait_scrn_saver_stop(NULL))) { splx(s); return error; } #endif /* NSPLASH */ run_scrn_saver = TRUE; scp->status |= SAVER_RUNNING; scsplash_stick(TRUE); splx(s); break; case CONS_LKM_SAVER: s = spltty(); if ((saver_mode == CONS_USR_SAVER) && (scp->status & SAVER_RUNNING)) scp->status &= ~SAVER_RUNNING; saver_mode = *(int *)data; splx(s); break; default: return EINVAL; } return 0; case CONS_SAVERSTART: /* immediately start/stop the screen saver */ /* * Note that this ioctl does not guarantee the screen saver * actually starts or stops. It merely attempts to do so... */ s = spltty(); run_scrn_saver = (*(int *)data != 0); if (run_scrn_saver) sc->scrn_time_stamp -= scrn_blank_time; splx(s); return 0; case VT_SETMODE: /* set screen switcher mode */ { struct vt_mode *mode; mode = (struct vt_mode *)data; DPRINTF(5, ("sc%d: VT_SETMODE ", sc->unit)); if (scp->smode.mode == VT_PROCESS) { if (scp->proc == pfind(scp->pid) && scp->proc != p) { DPRINTF(5, ("error EPERM\n")); return EPERM; } } s = spltty(); if (mode->mode == VT_AUTO) { scp->smode.mode = VT_AUTO; scp->proc = NULL; scp->pid = 0; DPRINTF(5, ("VT_AUTO, ")); if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) cons_unavail = FALSE; /* were we in the middle of the vty switching process? */ if (scp->status & SWITCH_WAIT_REL) { /* assert(scp == scp->sc->cur_scp) */ DPRINTF(5, ("reset WAIT_REL, ")); scp->status &= ~SWITCH_WAIT_REL; s = do_switch_scr(sc, s); } if (scp->status & SWITCH_WAIT_ACQ) { /* assert(scp == scp->sc->cur_scp) */ DPRINTF(5, ("reset WAIT_ACQ, ")); scp->status &= ~SWITCH_WAIT_ACQ; sc->switch_in_progress = 0; } } else { if (!ISSIGVALID(mode->relsig) || !ISSIGVALID(mode->acqsig) || !ISSIGVALID(mode->frsig)) { splx(s); DPRINTF(5, ("error EINVAL\n")); return EINVAL; } DPRINTF(5, ("VT_PROCESS %d, ", p->p_pid)); bcopy(data, &scp->smode, sizeof(struct vt_mode)); scp->proc = p; scp->pid = scp->proc->p_pid; if ((scp == sc->cur_scp) && (sc->unit == sc_console_unit)) cons_unavail = TRUE; } splx(s); DPRINTF(5, ("\n")); return 0; } case VT_GETMODE: /* get screen switcher mode */ bcopy(&scp->smode, data, sizeof(struct vt_mode)); return 0; case VT_RELDISP: /* screen switcher ioctl */ s = spltty(); /* * This must be the current vty which is in the VT_PROCESS * switching mode... */ if ((scp != sc->cur_scp) || (scp->smode.mode != VT_PROCESS)) { splx(s); return EINVAL; } /* ...and this process is controlling it. */ if (scp->proc != p) { splx(s); return EPERM; } error = EINVAL; switch(*(int *)data) { case VT_FALSE: /* user refuses to release screen, abort */ if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { sc->old_scp->status &= ~SWITCH_WAIT_REL; sc->switch_in_progress = 0; DPRINTF(5, ("sc%d: VT_FALSE\n", sc->unit)); error = 0; } break; case VT_TRUE: /* user has released screen, go on */ if ((scp == sc->old_scp) && (scp->status & SWITCH_WAIT_REL)) { scp->status &= ~SWITCH_WAIT_REL; s = do_switch_scr(sc, s); DPRINTF(5, ("sc%d: VT_TRUE\n", sc->unit)); error = 0; } break; case VT_ACKACQ: /* acquire acknowledged, switch completed */ if ((scp == sc->new_scp) && (scp->status & SWITCH_WAIT_ACQ)) { scp->status &= ~SWITCH_WAIT_ACQ; sc->switch_in_progress = 0; DPRINTF(5, ("sc%d: VT_ACKACQ\n", sc->unit)); error = 0; } break; default: break; } splx(s); return error; case VT_OPENQRY: /* return free virtual console */ for (i = sc->first_vty; i < sc->first_vty + sc->vtys; i++) { tp = VIRTUAL_TTY(sc, i); if (!(tp->t_state & TS_ISOPEN)) { *(int *)data = i + 1; return 0; } } return EINVAL; case VT_ACTIVATE: /* switch to screen *data */ s = spltty(); sc_clean_up(sc->cur_scp); splx(s); return switch_scr(sc, *(int *)data - 1); case VT_WAITACTIVE: /* wait for switch to occur */ if ((*(int *)data >= sc->first_vty + sc->vtys) || (*(int *)data < sc->first_vty)) return EINVAL; s = spltty(); error = sc_clean_up(sc->cur_scp); splx(s); if (error) return error; if (*(int *)data != 0) scp = sc->console[*(int *)data - 1 - sc->first_vty]; if (scp == scp->sc->cur_scp) return 0; while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH, "waitvt", 0)) == ERESTART) ; return error; case VT_GETACTIVE: /* get active vty # */ *(int *)data = sc->cur_scp->index + 1; return 0; case VT_GETINDEX: /* get this vty # */ *(int *)data = scp->index + 1; return 0; case KDENABIO: /* allow io operations */ error = suser(p); if (error != 0) return error; if (securelevel > 0) return EPERM; #ifdef __i386__ p->p_md.md_regs->tf_eflags |= PSL_IOPL; #endif return 0; case KDDISABIO: /* disallow io operations (default) */ #ifdef __i386__ p->p_md.md_regs->tf_eflags &= ~PSL_IOPL; #endif return 0; case KDSKBSTATE: /* set keyboard state (locks) */ if (*(int *)data & ~LOCK_MASK) return EINVAL; scp->status &= ~LOCK_MASK; scp->status |= *(int *)data; if (scp == sc->cur_scp) update_kbd_state(scp, scp->status, LOCK_MASK); return 0; case KDGKBSTATE: /* get keyboard state (locks) */ if (scp == sc->cur_scp) save_kbd_state(scp); *(int *)data = scp->status & LOCK_MASK; return 0; case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */ error = kbd_ioctl(sc->kbd, cmd, data); if (error == ENOIOCTL) error = ENODEV; return error; case KDSETRAD: /* set keyboard repeat & delay rates (old) */ if (*(int *)data & ~0x7f) return EINVAL; error = kbd_ioctl(sc->kbd, cmd, data); if (error == ENOIOCTL) error = ENODEV; return error; case KDSKBMODE: /* set keyboard mode */ switch (*(int *)data) { case K_XLATE: /* switch to XLT ascii mode */ case K_RAW: /* switch to RAW scancode mode */ case K_CODE: /* switch to CODE mode */ scp->kbd_mode = *(int *)data; if (scp == sc->cur_scp) kbd_ioctl(sc->kbd, cmd, data); return 0; default: return EINVAL; } /* NOT REACHED */ case KDGKBMODE: /* get keyboard mode */ *(int *)data = scp->kbd_mode; return 0; case KDGKBINFO: error = kbd_ioctl(sc->kbd, cmd, data); if (error == ENOIOCTL) error = ENODEV; return error; case KDMKTONE: /* sound the bell */ if (*(int*)data) do_bell(scp, (*(int*)data)&0xffff, (((*(int*)data)>>16)&0xffff)*hz/1000); else do_bell(scp, scp->bell_pitch, scp->bell_duration); return 0; case KIOCSOUND: /* make tone (*data) hz */ if (scp == sc->cur_scp) { if (*(int *)data) return sc_tone(*(int *)data); else return sc_tone(0); } return 0; case KDGKBTYPE: /* get keyboard type */ error = kbd_ioctl(sc->kbd, cmd, data); if (error == ENOIOCTL) { /* always return something? XXX */ *(int *)data = 0; } return 0; case KDSETLED: /* set keyboard LED status */ if (*(int *)data & ~LED_MASK) /* FIXME: LOCK_MASK? */ return EINVAL; scp->status &= ~LED_MASK; scp->status |= *(int *)data; if (scp == sc->cur_scp) update_kbd_leds(scp, scp->status); return 0; case KDGETLED: /* get keyboard LED status */ if (scp == sc->cur_scp) save_kbd_state(scp); *(int *)data = scp->status & LED_MASK; return 0; case CONS_SETKBD: /* set the new keyboard */ { keyboard_t *newkbd; s = spltty(); newkbd = kbd_get_keyboard(*(int *)data); if (newkbd == NULL) { splx(s); return EINVAL; } error = 0; if (sc->kbd != newkbd) { i = kbd_allocate(newkbd->kb_name, newkbd->kb_unit, (void *)&sc->keyboard, sckbdevent, sc); /* i == newkbd->kb_index */ if (i >= 0) { if (sc->kbd != NULL) { save_kbd_state(sc->cur_scp); kbd_release(sc->kbd, (void *)&sc->keyboard); } sc->kbd = kbd_get_keyboard(i); /* sc->kbd == newkbd */ sc->keyboard = i; kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&sc->cur_scp->kbd_mode); update_kbd_state(sc->cur_scp, sc->cur_scp->status, LOCK_MASK); } else { error = EPERM; /* XXX */ } } splx(s); return error; } case CONS_RELKBD: /* release the current keyboard */ s = spltty(); error = 0; if (sc->kbd != NULL) { save_kbd_state(sc->cur_scp); error = kbd_release(sc->kbd, (void *)&sc->keyboard); if (error == 0) { sc->kbd = NULL; sc->keyboard = -1; } } splx(s); return error; case GIO_SCRNMAP: /* get output translation table */ bcopy(&sc->scr_map, data, sizeof(sc->scr_map)); return 0; case PIO_SCRNMAP: /* set output translation table */ bcopy(data, &sc->scr_map, sizeof(sc->scr_map)); for (i=0; iscr_map); i++) { sc->scr_rmap[sc->scr_map[i]] = i; } return 0; case GIO_KEYMAP: /* get keyboard translation table */ case PIO_KEYMAP: /* set keyboard translation table */ case GIO_DEADKEYMAP: /* get accent key translation table */ case PIO_DEADKEYMAP: /* set accent key translation table */ case GETFKEY: /* get function key string */ case SETFKEY: /* set function key string */ error = kbd_ioctl(sc->kbd, cmd, data); if (error == ENOIOCTL) error = ENODEV; return error; #ifndef SC_NO_FONT_LOADING case PIO_FONT8x8: /* set 8x8 dot font */ if (!ISFONTAVAIL(sc->adp->va_flags)) return ENXIO; bcopy(data, sc->font_8, 8*256); sc->fonts_loaded |= FONT_8; /* * FONT KLUDGE * Always use the font page #0. XXX * Don't load if the current font size is not 8x8. */ if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size < 14)) copy_font(sc->cur_scp, LOAD, 8, sc->font_8); return 0; case GIO_FONT8x8: /* get 8x8 dot font */ if (!ISFONTAVAIL(sc->adp->va_flags)) return ENXIO; if (sc->fonts_loaded & FONT_8) { bcopy(sc->font_8, data, 8*256); return 0; } else return ENXIO; case PIO_FONT8x14: /* set 8x14 dot font */ if (!ISFONTAVAIL(sc->adp->va_flags)) return ENXIO; bcopy(data, sc->font_14, 14*256); sc->fonts_loaded |= FONT_14; /* * FONT KLUDGE * Always use the font page #0. XXX * Don't load if the current font size is not 8x14. */ if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 14) && (sc->cur_scp->font_size < 16)) copy_font(sc->cur_scp, LOAD, 14, sc->font_14); return 0; case GIO_FONT8x14: /* get 8x14 dot font */ if (!ISFONTAVAIL(sc->adp->va_flags)) return ENXIO; if (sc->fonts_loaded & FONT_14) { bcopy(sc->font_14, data, 14*256); return 0; } else return ENXIO; case PIO_FONT8x16: /* set 8x16 dot font */ if (!ISFONTAVAIL(sc->adp->va_flags)) return ENXIO; bcopy(data, sc->font_16, 16*256); sc->fonts_loaded |= FONT_16; /* * FONT KLUDGE * Always use the font page #0. XXX * Don't load if the current font size is not 8x16. */ if (ISTEXTSC(sc->cur_scp) && (sc->cur_scp->font_size >= 16)) copy_font(sc->cur_scp, LOAD, 16, sc->font_16); return 0; case GIO_FONT8x16: /* get 8x16 dot font */ if (!ISFONTAVAIL(sc->adp->va_flags)) return ENXIO; if (sc->fonts_loaded & FONT_16) { bcopy(sc->font_16, data, 16*256); return 0; } else return ENXIO; #endif /* SC_NO_FONT_LOADING */ default: break; } error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p); if (error != ENOIOCTL) return(error); error = ttioctl(tp, cmd, data, flag); if (error != ENOIOCTL) return(error); return(ENOTTY); } static void scstart(struct tty *tp) { struct clist *rbp; int s, len; u_char buf[PCBURST]; scr_stat *scp = sc_get_scr_stat(tp->t_dev); if (scp->status & SLKED || scp->sc->blink_in_progress) return; s = spltty(); if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { tp->t_state |= TS_BUSY; rbp = &tp->t_outq; while (rbp->c_cc) { len = q_to_b(rbp, buf, PCBURST); splx(s); ansi_put(scp, buf, len); s = spltty(); } tp->t_state &= ~TS_BUSY; ttwwakeup(tp); } splx(s); } static void scmousestart(struct tty *tp) { struct clist *rbp; int s; u_char buf[PCBURST]; s = spltty(); if (!(tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))) { tp->t_state |= TS_BUSY; rbp = &tp->t_outq; while (rbp->c_cc) { q_to_b(rbp, buf, PCBURST); } tp->t_state &= ~TS_BUSY; ttwwakeup(tp); } splx(s); } static void sccnprobe(struct consdev *cp) { #if __i386__ int unit; int flags; cp->cn_pri = sc_get_cons_priority(&unit, &flags); /* a video card is always required */ if (!scvidprobe(unit, flags, TRUE)) cp->cn_pri = CN_DEAD; /* syscons will become console even when there is no keyboard */ sckbdprobe(unit, flags, TRUE); if (cp->cn_pri == CN_DEAD) return; /* initialize required fields */ cp->cn_dev = makedev(CDEV_MAJOR, SC_CONSOLECTL); #endif /* __i386__ */ #if __alpha__ /* * alpha use sccnattach() rather than cnprobe()/cninit()/cnterm() * interface to install the console. Always return CN_DEAD from * here. */ cp->cn_pri = CN_DEAD; #endif /* __alpha__ */ } static void sccninit(struct consdev *cp) { #if __i386__ int unit; int flags; sc_get_cons_priority(&unit, &flags); scinit(unit, flags | SC_KERNEL_CONSOLE); sc_console_unit = unit; sc_console = sc_get_softc(unit, SC_KERNEL_CONSOLE)->console[0]; #endif /* __i386__ */ #if __alpha__ /* SHOULDN'T REACH HERE */ #endif /* __alpha__ */ } static void sccnterm(struct consdev *cp) { /* we are not the kernel console any more, release everything */ if (sc_console_unit < 0) return; /* shouldn't happen */ #if __i386__ #if 0 /* XXX */ sc_clear_screen(sc_console); sccnupdate(sc_console); #endif scterm(sc_console_unit, SC_KERNEL_CONSOLE); sc_console_unit = -1; sc_console = NULL; #endif /* __i386__ */ #if __alpha__ /* do nothing XXX */ #endif /* __alpha__ */ } #ifdef __alpha__ extern struct consdev *cn_tab; void sccnattach(void) { static struct consdev consdev; int unit; int flags; bcopy(&sc_consdev, &consdev, sizeof(sc_consdev)); consdev.cn_pri = sc_get_cons_priority(&unit, &flags); /* a video card is always required */ if (!scvidprobe(unit, flags, TRUE)) consdev.cn_pri = CN_DEAD; /* alpha doesn't allow the console being without a keyboard... Why? */ if (!sckbdprobe(unit, flags, TRUE)) consdev.cn_pri = CN_DEAD; if (consdev.cn_pri == CN_DEAD) return; scinit(unit, flags | SC_KERNEL_CONSOLE); sc_console_unit = unit; sc_console = sc_get_softc(unit, SC_KERNEL_CONSOLE)->console[0]; consdev.cn_dev = makedev(CDEV_MAJOR, 0); cn_tab = &consdev; } #endif /* __alpha__ */ static void sccnputc(dev_t dev, int c) { u_char buf[1]; scr_stat *scp = sc_console; term_stat save = scp->term; int s; /* assert(sc_console != NULL) */ #ifndef SC_NO_HISTORY if (scp == scp->sc->cur_scp && scp->status & SLKED) { scp->status &= ~SLKED; update_kbd_state(scp, scp->status, SLKED); if (scp->status & BUFFER_SAVED) { if (!sc_hist_restore(scp)) sc_remove_cutmarking(scp); scp->status &= ~BUFFER_SAVED; scp->status |= CURSOR_ENABLED; draw_cursor_image(scp); } scstart(VIRTUAL_TTY(scp->sc, scp->index)); } #endif /* !SC_NO_HISTORY */ scp->term = kernel_console; current_default = &kernel_default; buf[0] = c; ansi_put(scp, buf, 1); kernel_console = scp->term; current_default = &user_default; scp->term = save; s = spltty(); /* block sckbdevent and scrn_timer */ sccnupdate(scp); splx(s); } static int sccngetc(dev_t dev) { return sccngetch(0); } static int sccncheckc(dev_t dev) { return sccngetch(SCGETC_NONBLOCK); } static int sccngetch(int flags) { static struct fkeytab fkey; static int fkeycp; scr_stat *scp; u_char *p; int cur_mode; int s = spltty(); /* block sckbdevent and scrn_timer while we poll */ int c; /* assert(sc_console != NULL) */ /* * Stop the screen saver and update the screen if necessary. * What if we have been running in the screen saver code... XXX */ sc_touch_scrn_saver(); scp = sc_console->sc->cur_scp; /* XXX */ sccnupdate(scp); if (fkeycp < fkey.len) { splx(s); return fkey.str[fkeycp++]; } if (scp->sc->kbd == NULL) { splx(s); return -1; } /* * Make sure the keyboard is accessible even when the kbd device * driver is disabled. */ kbd_enable(scp->sc->kbd); /* we shall always use the keyboard in the XLATE mode here */ cur_mode = scp->kbd_mode; scp->kbd_mode = K_XLATE; kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); kbd_poll(scp->sc->kbd, TRUE); c = scgetc(scp->sc, SCGETC_CN | flags); kbd_poll(scp->sc->kbd, FALSE); scp->kbd_mode = cur_mode; kbd_ioctl(scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); kbd_disable(scp->sc->kbd); splx(s); switch (KEYFLAGS(c)) { case 0: /* normal char */ return KEYCHAR(c); case FKEY: /* function key */ p = kbd_get_fkeystr(scp->sc->kbd, KEYCHAR(c), (size_t *)&fkeycp); fkey.len = fkeycp; if ((p != NULL) && (fkey.len > 0)) { bcopy(p, fkey.str, fkey.len); fkeycp = 1; return fkey.str[0]; } return c; /* XXX */ case NOKEY: case ERRKEY: default: return -1; } /* NOT REACHED */ } static void sccnupdate(scr_stat *scp) { /* this is a cut-down version of scrn_timer()... */ if (scp->sc->font_loading_in_progress || scp->sc->videoio_in_progress) return; if (debugger || panicstr || shutdown_in_progress) { sc_touch_scrn_saver(); } else if (scp != scp->sc->cur_scp) { return; } if (!run_scrn_saver) scp->sc->flags &= ~SC_SCRN_IDLE; #if NSPLASH > 0 if ((saver_mode != CONS_LKM_SAVER) || !(scp->sc->flags & SC_SCRN_IDLE)) if (scp->sc->flags & SC_SCRN_BLANKED) stop_scrn_saver(scp->sc, current_saver); #endif /* NSPLASH */ if (scp != scp->sc->cur_scp || scp->sc->blink_in_progress || scp->sc->switch_in_progress) return; /* * FIXME: unlike scrn_timer(), we call scrn_update() from here even * when write_in_progress is non-zero. XXX */ if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) scrn_update(scp, TRUE); } scr_stat *sc_get_scr_stat(dev_t dev) { sc_softc_t *sc; int vty = SC_VTY(dev); int unit; if (vty < 0) return NULL; if (vty == SC_CONSOLECTL) return sc_console; unit = scdevtounit(dev); sc = sc_get_softc(unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0); if (sc == NULL) return NULL; if ((sc->first_vty <= vty) && (vty < sc->first_vty + sc->vtys)) return sc->console[vty - sc->first_vty]; return NULL; } static void scrn_timer(void *arg) { static int kbd_interval = 0; struct timeval tv; sc_softc_t *sc; scr_stat *scp; int again; int s; again = (arg != NULL); if (arg != NULL) sc = (sc_softc_t *)arg; else if (sc_console != NULL) sc = sc_console->sc; else return; /* don't do anything when we are performing some I/O operations */ if (sc->font_loading_in_progress || sc->videoio_in_progress) { if (again) timeout(scrn_timer, sc, hz / 10); return; } s = spltty(); if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) { /* try to allocate a keyboard automatically */ if (++kbd_interval >= 25) { sc->keyboard = kbd_allocate("*", -1, (void *)&sc->keyboard, sckbdevent, sc); if (sc->keyboard >= 0) { sc->kbd = kbd_get_keyboard(sc->keyboard); kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&sc->cur_scp->kbd_mode); update_kbd_state(sc->cur_scp, sc->cur_scp->status, LOCK_MASK); } kbd_interval = 0; } } /* find the vty to update */ scp = sc->cur_scp; /* should we stop the screen saver? */ getmicrouptime(&tv); if (debugger || panicstr || shutdown_in_progress) sc_touch_scrn_saver(); if (run_scrn_saver) { if (tv.tv_sec > sc->scrn_time_stamp + scrn_blank_time) sc->flags |= SC_SCRN_IDLE; else sc->flags &= ~SC_SCRN_IDLE; } else { sc->scrn_time_stamp = tv.tv_sec; sc->flags &= ~SC_SCRN_IDLE; if (scrn_blank_time > 0) run_scrn_saver = TRUE; } #if NSPLASH > 0 if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE)) if (sc->flags & SC_SCRN_BLANKED) stop_scrn_saver(sc, current_saver); #endif /* NSPLASH */ /* should we just return ? */ if (sc->blink_in_progress || sc->switch_in_progress || sc->write_in_progress) { if (again) timeout(scrn_timer, sc, hz / 10); splx(s); return; } /* Update the screen */ scp = sc->cur_scp; /* cur_scp may have changed... */ if (!ISGRAPHSC(scp) && !(scp->status & SAVER_RUNNING)) scrn_update(scp, TRUE); #if NSPLASH > 0 /* should we activate the screen saver? */ if ((saver_mode == CONS_LKM_SAVER) && (sc->flags & SC_SCRN_IDLE)) if (!ISGRAPHSC(scp) || (sc->flags & SC_SCRN_BLANKED)) (*current_saver)(sc, TRUE); #endif /* NSPLASH */ if (again) timeout(scrn_timer, sc, hz / 25); splx(s); } static int and_region(int *s1, int *e1, int s2, int e2) { if (*e1 < s2 || e2 < *s1) return FALSE; *s1 = imax(*s1, s2); *e1 = imin(*e1, e2); return TRUE; } static void scrn_update(scr_stat *scp, int show_cursor) { int start; int end; int s; int e; /* assert(scp == scp->sc->cur_scp) */ ++scp->sc->videoio_in_progress; #ifndef SC_NO_CUTPASTE /* remove the previous mouse pointer image if necessary */ if ((scp->status & (MOUSE_VISIBLE | MOUSE_MOVED)) == (MOUSE_VISIBLE | MOUSE_MOVED)) { /* FIXME: I don't like this... XXX */ sc_remove_mouse_image(scp); if (scp->end >= scp->xsize*scp->ysize) scp->end = scp->xsize*scp->ysize - 1; } #endif /* !SC_NO_CUTPASTE */ #if 1 /* debug: XXX */ if (scp->end >= scp->xsize*scp->ysize) { printf("scrn_update(): scp->end %d > size_of_screen!!\n", scp->end); scp->end = scp->xsize*scp->ysize - 1; } if (scp->start < 0) { printf("scrn_update(): scp->start %d < 0\n", scp->start); scp->start = 0; } #endif /* update screen image */ if (scp->start <= scp->end) { if (scp->mouse_cut_end >= 0) { /* there is a marked region for cut & paste */ if (scp->mouse_cut_start <= scp->mouse_cut_end) { start = scp->mouse_cut_start; end = scp->mouse_cut_end; } else { start = scp->mouse_cut_end; end = scp->mouse_cut_start - 1; } s = start; e = end; /* does the cut-mark region overlap with the update region? */ if (and_region(&s, &e, scp->start, scp->end)) { (*scp->rndr->draw)(scp, s, e - s + 1, TRUE); s = 0; e = start - 1; if (and_region(&s, &e, scp->start, scp->end)) (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); s = end + 1; e = scp->xsize*scp->ysize - 1; if (and_region(&s, &e, scp->start, scp->end)) (*scp->rndr->draw)(scp, s, e - s + 1, FALSE); } else { (*scp->rndr->draw)(scp, scp->start, scp->end - scp->start + 1, FALSE); } } else { (*scp->rndr->draw)(scp, scp->start, scp->end - scp->start + 1, FALSE); } } /* we are not to show the cursor and the mouse pointer... */ if (!show_cursor) { scp->end = 0; scp->start = scp->xsize*scp->ysize - 1; --scp->sc->videoio_in_progress; return; } /* update cursor image */ if (scp->status & CURSOR_ENABLED) { /* did cursor move since last time ? */ if (scp->cursor_pos != scp->cursor_oldpos) { /* do we need to remove old cursor image ? */ if (scp->cursor_oldpos < scp->start || scp->cursor_oldpos > scp->end) { remove_cursor_image(scp); } scp->cursor_oldpos = scp->cursor_pos; draw_cursor_image(scp); } else { /* cursor didn't move, has it been overwritten ? */ if (scp->cursor_pos >= scp->start && scp->cursor_pos <= scp->end) { draw_cursor_image(scp); } else { /* if its a blinking cursor, we may have to update it */ if (scp->sc->flags & SC_BLINK_CURSOR) (*scp->rndr->blink_cursor)(scp, scp->cursor_pos, sc_inside_cutmark(scp, scp->cursor_pos)); } } } #ifndef SC_NO_CUTPASTE /* update "pseudo" mouse pointer image */ if (scp->status & MOUSE_VISIBLE) { /* did mouse move since last time ? */ if (scp->status & MOUSE_MOVED) { /* the previous pointer image has been removed, see above */ scp->status &= ~MOUSE_MOVED; sc_draw_mouse_image(scp); } else { /* mouse didn't move, has it been overwritten ? */ if (scp->mouse_pos + scp->xsize + 1 >= scp->start && scp->mouse_pos <= scp->end) { sc_draw_mouse_image(scp); } else if (scp->cursor_pos == scp->mouse_pos || scp->cursor_pos == scp->mouse_pos + 1 || scp->cursor_pos == scp->mouse_pos + scp->xsize || scp->cursor_pos == scp->mouse_pos + scp->xsize + 1) { sc_draw_mouse_image(scp); } } } #endif /* SC_NO_CUTPASTE */ scp->end = 0; scp->start = scp->xsize*scp->ysize - 1; --scp->sc->videoio_in_progress; } #if NSPLASH > 0 static int scsplash_callback(int event, void *arg) { sc_softc_t *sc; int error; sc = (sc_softc_t *)arg; switch (event) { case SPLASH_INIT: if (add_scrn_saver(scsplash_saver) == 0) { sc->flags &= ~SC_SAVER_FAILED; run_scrn_saver = TRUE; if (cold && !(boothowto & (RB_VERBOSE | RB_CONFIG))) { scsplash_stick(TRUE); (*current_saver)(sc, TRUE); } } return 0; case SPLASH_TERM: if (current_saver == scsplash_saver) { scsplash_stick(FALSE); error = remove_scrn_saver(scsplash_saver); if (error) return error; } return 0; default: return EINVAL; } } static void scsplash_saver(sc_softc_t *sc, int show) { static int busy = FALSE; scr_stat *scp; if (busy) return; busy = TRUE; scp = sc->cur_scp; if (show) { if (!(sc->flags & SC_SAVER_FAILED)) { if (!(sc->flags & SC_SCRN_BLANKED)) set_scrn_saver_mode(scp, -1, NULL, 0); switch (splash(sc->adp, TRUE)) { case 0: /* succeeded */ break; case EAGAIN: /* try later */ restore_scrn_saver_mode(scp, FALSE); sc_touch_scrn_saver(); /* XXX */ break; default: sc->flags |= SC_SAVER_FAILED; scsplash_stick(FALSE); restore_scrn_saver_mode(scp, TRUE); printf("scsplash_saver(): failed to put up the image\n"); break; } } } else if (!sticky_splash) { if ((sc->flags & SC_SCRN_BLANKED) && (splash(sc->adp, FALSE) == 0)) restore_scrn_saver_mode(scp, TRUE); } busy = FALSE; } static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int)) { #if 0 int error; if (current_saver != none_saver) { error = remove_scrn_saver(current_saver); if (error) return error; } #endif if (current_saver != none_saver) return EBUSY; run_scrn_saver = FALSE; saver_mode = CONS_LKM_SAVER; current_saver = this_saver; return 0; } static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int)) { if (current_saver != this_saver) return EINVAL; #if 0 /* * In order to prevent `current_saver' from being called by * the timeout routine `scrn_timer()' while we manipulate * the saver list, we shall set `current_saver' to `none_saver' * before stopping the current saver, rather than blocking by `splXX()'. */ current_saver = none_saver; if (scrn_blanked) stop_scrn_saver(this_saver); #endif /* unblank all blanked screens */ wait_scrn_saver_stop(NULL); if (scrn_blanked) return EBUSY; current_saver = none_saver; return 0; } static int set_scrn_saver_mode(scr_stat *scp, int mode, u_char *pal, int border) { int s; /* assert(scp == scp->sc->cur_scp) */ s = spltty(); if (!ISGRAPHSC(scp)) remove_cursor_image(scp); scp->splash_save_mode = scp->mode; scp->splash_save_status = scp->status & (GRAPHICS_MODE | PIXEL_MODE); scp->status &= ~(GRAPHICS_MODE | PIXEL_MODE); scp->status |= (UNKNOWN_MODE | SAVER_RUNNING); scp->sc->flags |= SC_SCRN_BLANKED; ++scrn_blanked; splx(s); if (mode < 0) return 0; scp->mode = mode; if (set_mode(scp) == 0) { if (scp->sc->adp->va_info.vi_flags & V_INFO_GRAPHICS) scp->status |= GRAPHICS_MODE; #ifndef SC_NO_PALETTE_LOADING if (pal != NULL) load_palette(scp->sc->adp, pal); #endif set_border(scp, border); return 0; } else { s = spltty(); scp->mode = scp->splash_save_mode; scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); scp->status |= scp->splash_save_status; splx(s); return 1; } } static int restore_scrn_saver_mode(scr_stat *scp, int changemode) { int mode; int status; int s; /* assert(scp == scp->sc->cur_scp) */ s = spltty(); mode = scp->mode; status = scp->status; scp->mode = scp->splash_save_mode; scp->status &= ~(UNKNOWN_MODE | SAVER_RUNNING); scp->status |= scp->splash_save_status; scp->sc->flags &= ~SC_SCRN_BLANKED; if (!changemode) { if (!ISGRAPHSC(scp)) draw_cursor_image(scp); --scrn_blanked; splx(s); return 0; } if (set_mode(scp) == 0) { #ifndef SC_NO_PALETTE_LOADING load_palette(scp->sc->adp, scp->sc->palette); #endif --scrn_blanked; splx(s); return 0; } else { scp->mode = mode; scp->status = status; splx(s); return 1; } } static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int)) { (*saver)(sc, FALSE); run_scrn_saver = FALSE; /* the screen saver may have chosen not to stop after all... */ if (sc->flags & SC_SCRN_BLANKED) return; mark_all(sc->cur_scp); if (sc->delayed_next_scr) switch_scr(sc, sc->delayed_next_scr - 1); wakeup((caddr_t)&scrn_blanked); } static int wait_scrn_saver_stop(sc_softc_t *sc) { int error = 0; while (scrn_blanked > 0) { run_scrn_saver = FALSE; if (sc && !(sc->flags & SC_SCRN_BLANKED)) { error = 0; break; } error = tsleep((caddr_t)&scrn_blanked, PZERO | PCATCH, "scrsav", 0); if ((error != 0) && (error != ERESTART)) break; } run_scrn_saver = FALSE; return error; } #endif /* NSPLASH */ void sc_touch_scrn_saver(void) { scsplash_stick(FALSE); run_scrn_saver = FALSE; } void sc_clear_screen(scr_stat *scp) { move_crsr(scp, 0, 0); scp->cursor_oldpos = scp->cursor_pos; sc_vtb_clear(&scp->vtb, scp->sc->scr_map[0x20], scp->term.cur_color); mark_all(scp); sc_remove_cutmarking(scp); } static int switch_scr(sc_softc_t *sc, u_int next_scr) { struct tty *tp; int s; DPRINTF(5, ("sc0: switch_scr() %d ", next_scr + 1)); /* delay switch if the screen is blanked or being updated */ if ((sc->flags & SC_SCRN_BLANKED) || sc->write_in_progress || sc->blink_in_progress || sc->videoio_in_progress) { sc->delayed_next_scr = next_scr + 1; sc_touch_scrn_saver(); DPRINTF(5, ("switch delayed\n")); return 0; } s = spltty(); /* we are in the middle of the vty switching process... */ if (sc->switch_in_progress && (sc->cur_scp->smode.mode == VT_PROCESS) && sc->cur_scp->proc) { if (sc->cur_scp->proc != pfind(sc->cur_scp->pid)) { /* * The controlling process has died!!. Do some clean up. * NOTE:`cur_scp->proc' and `cur_scp->smode.mode' * are not reset here yet; they will be cleared later. */ DPRINTF(5, ("cur_scp controlling process %d died, ", sc->cur_scp->pid)); if (sc->cur_scp->status & SWITCH_WAIT_REL) { /* * Force the previous switch to finish, but return now * with error. */ DPRINTF(5, ("reset WAIT_REL, ")); sc->cur_scp->status &= ~SWITCH_WAIT_REL; s = do_switch_scr(sc, s); splx(s); DPRINTF(5, ("finishing previous switch\n")); return EINVAL; } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { /* let's assume screen switch has been completed. */ DPRINTF(5, ("reset WAIT_ACQ, ")); sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; sc->switch_in_progress = 0; } else { /* * We are in between screen release and acquisition, and * reached here via scgetc() or scrn_timer() which has * interrupted exchange_scr(). Don't do anything stupid. */ DPRINTF(5, ("waiting nothing, ")); } } else { /* * The controlling process is alive, but not responding... * It is either buggy or it may be just taking time. * The following code is a gross kludge to cope with this * problem for which there is no clean solution. XXX */ if (sc->cur_scp->status & SWITCH_WAIT_REL) { switch (sc->switch_in_progress++) { case 1: break; case 2: DPRINTF(5, ("sending relsig again, ")); signal_vt_rel(sc->cur_scp); break; case 3: break; case 4: default: /* * Clear the flag and force the previous switch to finish, * but return now with error. */ DPRINTF(5, ("force reset WAIT_REL, ")); sc->cur_scp->status &= ~SWITCH_WAIT_REL; s = do_switch_scr(sc, s); splx(s); DPRINTF(5, ("force finishing previous switch\n")); return EINVAL; } } else if (sc->cur_scp->status & SWITCH_WAIT_ACQ) { switch (sc->switch_in_progress++) { case 1: break; case 2: DPRINTF(5, ("sending acqsig again, ")); signal_vt_acq(sc->cur_scp); break; case 3: break; case 4: default: /* clear the flag and finish the previous switch */ DPRINTF(5, ("force reset WAIT_ACQ, ")); sc->cur_scp->status &= ~SWITCH_WAIT_ACQ; sc->switch_in_progress = 0; break; } } } } /* * Return error if an invalid argument is given, or vty switch * is still in progress. */ if ((next_scr < sc->first_vty) || (next_scr >= sc->first_vty + sc->vtys) || sc->switch_in_progress) { splx(s); do_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); DPRINTF(5, ("error 1\n")); return EINVAL; } /* * Don't allow switching away from the graphics mode vty * if the switch mode is VT_AUTO, unless the next vty is the same * as the current or the current vty has been closed (but showing). */ tp = VIRTUAL_TTY(sc, sc->cur_scp->index); if ((sc->cur_scp->index != next_scr) && (tp->t_state & TS_ISOPEN) && (sc->cur_scp->smode.mode == VT_AUTO) && ISGRAPHSC(sc->cur_scp)) { splx(s); do_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); DPRINTF(5, ("error, graphics mode\n")); return EINVAL; } /* * Is the wanted vty open? Don't allow switching to a closed vty. * Note that we always allow the user to switch to the kernel * console even if it is closed. */ if ((sc_console == NULL) || (next_scr != sc_console->index)) { tp = VIRTUAL_TTY(sc, next_scr); if (!(tp->t_state & TS_ISOPEN)) { splx(s); do_bell(sc->cur_scp, bios_value.bell_pitch, BELL_DURATION); DPRINTF(5, ("error 2, requested vty isn't open!\n")); return EINVAL; } } /* this is the start of vty switching process... */ ++sc->switch_in_progress; sc->delayed_next_scr = 0; sc->old_scp = sc->cur_scp; sc->new_scp = sc->console[next_scr - sc->first_vty]; if (sc->new_scp == sc->old_scp) { sc->switch_in_progress = 0; wakeup((caddr_t)&sc->new_scp->smode); splx(s); DPRINTF(5, ("switch done (new == old)\n")); return 0; } /* has controlling process died? */ vt_proc_alive(sc->old_scp); vt_proc_alive(sc->new_scp); /* wait for the controlling process to release the screen, if necessary */ if (signal_vt_rel(sc->old_scp)) { splx(s); return 0; } /* go set up the new vty screen */ splx(s); exchange_scr(sc); s = spltty(); /* wake up processes waiting for this vty */ wakeup((caddr_t)&sc->cur_scp->smode); /* wait for the controlling process to acknowledge, if necessary */ if (signal_vt_acq(sc->cur_scp)) { splx(s); return 0; } sc->switch_in_progress = 0; if (sc->unit == sc_console_unit) cons_unavail = FALSE; splx(s); DPRINTF(5, ("switch done\n")); return 0; } static int do_switch_scr(sc_softc_t *sc, int s) { vt_proc_alive(sc->new_scp); splx(s); exchange_scr(sc); s = spltty(); /* sc->cur_scp == sc->new_scp */ wakeup((caddr_t)&sc->cur_scp->smode); /* wait for the controlling process to acknowledge, if necessary */ if (!signal_vt_acq(sc->cur_scp)) { sc->switch_in_progress = 0; if (sc->unit == sc_console_unit) cons_unavail = FALSE; } return s; } static int vt_proc_alive(scr_stat *scp) { if (scp->proc) { if (scp->proc == pfind(scp->pid)) return TRUE; scp->proc = NULL; scp->smode.mode = VT_AUTO; DPRINTF(5, ("vt controlling process %d died\n", scp->pid)); } return FALSE; } static int signal_vt_rel(scr_stat *scp) { if (scp->smode.mode != VT_PROCESS) return FALSE; scp->status |= SWITCH_WAIT_REL; psignal(scp->proc, scp->smode.relsig); DPRINTF(5, ("sending relsig to %d\n", scp->pid)); return TRUE; } static int signal_vt_acq(scr_stat *scp) { if (scp->smode.mode != VT_PROCESS) return FALSE; if (scp->sc->unit == sc_console_unit) cons_unavail = TRUE; scp->status |= SWITCH_WAIT_ACQ; psignal(scp->proc, scp->smode.acqsig); DPRINTF(5, ("sending acqsig to %d\n", scp->pid)); return TRUE; } static void exchange_scr(sc_softc_t *sc) { scr_stat *scp; /* save the current state of video and keyboard */ move_crsr(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos); if (sc->old_scp->kbd_mode == K_XLATE) save_kbd_state(sc->old_scp); /* set up the video for the new screen */ scp = sc->cur_scp = sc->new_scp; if (sc->old_scp->mode != scp->mode || ISUNKNOWNSC(sc->old_scp)) set_mode(scp); else sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, (void *)sc->adp->va_window, FALSE); move_crsr(scp, scp->xpos, scp->ypos); if (!ISGRAPHSC(scp)) sc_set_cursor_image(scp); #ifndef SC_NO_PALETTE_LOADING if (ISGRAPHSC(sc->old_scp)) load_palette(sc->adp, sc->palette); #endif set_border(scp, scp->border); /* set up the keyboard for the new screen */ if (sc->old_scp->kbd_mode != scp->kbd_mode) kbd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode); update_kbd_state(scp, scp->status, LOCK_MASK); mark_all(scp); } static void scan_esc(scr_stat *scp, u_char c) { static u_char ansi_col[16] = {0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15}; sc_softc_t *sc; int i, n; int count; i = n = 0; sc = scp->sc; if (scp->term.esc == 1) { /* seen ESC */ switch (c) { case '7': /* Save cursor position */ scp->saved_xpos = scp->xpos; scp->saved_ypos = scp->ypos; break; case '8': /* Restore saved cursor position */ if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) move_crsr(scp, scp->saved_xpos, scp->saved_ypos); break; case '[': /* Start ESC [ sequence */ scp->term.esc = 2; scp->term.last_param = -1; for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) scp->term.param[i] = 1; scp->term.num_param = 0; return; case 'M': /* Move cursor up 1 line, scroll if at top */ if (scp->ypos > 0) move_crsr(scp, scp->xpos, scp->ypos - 1); else { sc_vtb_ins(&scp->vtb, 0, scp->xsize, sc->scr_map[0x20], scp->term.cur_color); mark_all(scp); } break; #if notyet case 'Q': scp->term.esc = 4; return; #endif case 'c': /* Clear screen & home */ sc_clear_screen(scp); break; case '(': /* iso-2022: designate 94 character set to G0 */ scp->term.esc = 5; return; } } else if (scp->term.esc == 2) { /* seen ESC [ */ if (c >= '0' && c <= '9') { if (scp->term.num_param < MAX_ESC_PAR) { if (scp->term.last_param != scp->term.num_param) { scp->term.last_param = scp->term.num_param; scp->term.param[scp->term.num_param] = 0; } else scp->term.param[scp->term.num_param] *= 10; scp->term.param[scp->term.num_param] += c - '0'; return; } } scp->term.num_param = scp->term.last_param + 1; switch (c) { case ';': if (scp->term.num_param < MAX_ESC_PAR) return; break; case '=': scp->term.esc = 3; scp->term.last_param = -1; for (i = scp->term.num_param; i < MAX_ESC_PAR; i++) scp->term.param[i] = 1; scp->term.num_param = 0; return; case 'A': /* up n rows */ n = scp->term.param[0]; if (n < 1) n = 1; move_crsr(scp, scp->xpos, scp->ypos - n); break; case 'B': /* down n rows */ n = scp->term.param[0]; if (n < 1) n = 1; move_crsr(scp, scp->xpos, scp->ypos + n); break; case 'C': /* right n columns */ n = scp->term.param[0]; if (n < 1) n = 1; move_crsr(scp, scp->xpos + n, scp->ypos); break; case 'D': /* left n columns */ n = scp->term.param[0]; if (n < 1) n = 1; move_crsr(scp, scp->xpos - n, scp->ypos); break; case 'E': /* cursor to start of line n lines down */ n = scp->term.param[0]; if (n < 1) n = 1; move_crsr(scp, 0, scp->ypos + n); break; case 'F': /* cursor to start of line n lines up */ n = scp->term.param[0]; if (n < 1) n = 1; move_crsr(scp, 0, scp->ypos - n); break; case 'f': /* Cursor move */ case 'H': if (scp->term.num_param == 0) move_crsr(scp, 0, 0); else if (scp->term.num_param == 2) move_crsr(scp, scp->term.param[1] - 1, scp->term.param[0] - 1); break; case 'J': /* Clear all or part of display */ if (scp->term.num_param == 0) n = 0; else n = scp->term.param[0]; switch (n) { case 0: /* clear form cursor to end of display */ sc_vtb_erase(&scp->vtb, scp->cursor_pos, scp->xsize * scp->ysize - scp->cursor_pos, sc->scr_map[0x20], scp->term.cur_color); mark_for_update(scp, scp->cursor_pos); mark_for_update(scp, scp->xsize * scp->ysize - 1); sc_remove_cutmarking(scp); break; case 1: /* clear from beginning of display to cursor */ sc_vtb_erase(&scp->vtb, 0, scp->cursor_pos, sc->scr_map[0x20], scp->term.cur_color); mark_for_update(scp, 0); mark_for_update(scp, scp->cursor_pos); sc_remove_cutmarking(scp); break; case 2: /* clear entire display */ sc_vtb_clear(&scp->vtb, sc->scr_map[0x20], scp->term.cur_color); mark_all(scp); sc_remove_cutmarking(scp); break; } break; case 'K': /* Clear all or part of line */ if (scp->term.num_param == 0) n = 0; else n = scp->term.param[0]; switch (n) { case 0: /* clear form cursor to end of line */ sc_vtb_erase(&scp->vtb, scp->cursor_pos, scp->xsize - scp->xpos, sc->scr_map[0x20], scp->term.cur_color); mark_for_update(scp, scp->cursor_pos); mark_for_update(scp, scp->cursor_pos + scp->xsize - 1 - scp->xpos); break; case 1: /* clear from beginning of line to cursor */ sc_vtb_erase(&scp->vtb, scp->cursor_pos - scp->xpos, scp->xpos + 1, sc->scr_map[0x20], scp->term.cur_color); mark_for_update(scp, scp->ypos * scp->xsize); mark_for_update(scp, scp->cursor_pos); break; case 2: /* clear entire line */ sc_vtb_erase(&scp->vtb, scp->cursor_pos - scp->xpos, scp->xsize, sc->scr_map[0x20], scp->term.cur_color); mark_for_update(scp, scp->ypos * scp->xsize); mark_for_update(scp, (scp->ypos + 1) * scp->xsize - 1); break; } break; case 'L': /* Insert n lines */ n = scp->term.param[0]; if (n < 1) n = 1; if (n > scp->ysize - scp->ypos) n = scp->ysize - scp->ypos; sc_vtb_ins(&scp->vtb, scp->ypos * scp->xsize, n * scp->xsize, sc->scr_map[0x20], scp->term.cur_color); mark_for_update(scp, scp->ypos * scp->xsize); mark_for_update(scp, scp->xsize * scp->ysize - 1); break; case 'M': /* Delete n lines */ n = scp->term.param[0]; if (n < 1) n = 1; if (n > scp->ysize - scp->ypos) n = scp->ysize - scp->ypos; sc_vtb_delete(&scp->vtb, scp->ypos * scp->xsize, n * scp->xsize, sc->scr_map[0x20], scp->term.cur_color); mark_for_update(scp, scp->ypos * scp->xsize); mark_for_update(scp, scp->xsize * scp->ysize - 1); break; case 'P': /* Delete n chars */ n = scp->term.param[0]; if (n < 1) n = 1; if (n > scp->xsize - scp->xpos) n = scp->xsize - scp->xpos; count = scp->xsize - (scp->xpos + n); sc_vtb_move(&scp->vtb, scp->cursor_pos + n, scp->cursor_pos, count); sc_vtb_erase(&scp->vtb, scp->cursor_pos + count, n, sc->scr_map[0x20], scp->term.cur_color); mark_for_update(scp, scp->cursor_pos); mark_for_update(scp, scp->cursor_pos + n + count - 1); break; case '@': /* Insert n chars */ n = scp->term.param[0]; if (n < 1) n = 1; if (n > scp->xsize - scp->xpos) n = scp->xsize - scp->xpos; count = scp->xsize - (scp->xpos + n); sc_vtb_move(&scp->vtb, scp->cursor_pos, scp->cursor_pos + n, count); sc_vtb_erase(&scp->vtb, scp->cursor_pos, n, sc->scr_map[0x20], scp->term.cur_color); mark_for_update(scp, scp->cursor_pos); mark_for_update(scp, scp->cursor_pos + n + count - 1); break; case 'S': /* scroll up n lines */ n = scp->term.param[0]; if (n < 1) n = 1; if (n > scp->ysize) n = scp->ysize; sc_vtb_delete(&scp->vtb, 0, n * scp->xsize, sc->scr_map[0x20], scp->term.cur_color); mark_all(scp); break; case 'T': /* scroll down n lines */ n = scp->term.param[0]; if (n < 1) n = 1; if (n > scp->ysize) n = scp->ysize; sc_vtb_ins(&scp->vtb, 0, n * scp->xsize, sc->scr_map[0x20], scp->term.cur_color); mark_all(scp); break; case 'X': /* erase n characters in line */ n = scp->term.param[0]; if (n < 1) n = 1; if (n > scp->xsize - scp->xpos) n = scp->xsize - scp->xpos; sc_vtb_erase(&scp->vtb, scp->cursor_pos, n, sc->scr_map[0x20], scp->term.cur_color); mark_for_update(scp, scp->cursor_pos); mark_for_update(scp, scp->cursor_pos + n - 1); break; case 'Z': /* move n tabs backwards */ n = scp->term.param[0]; if (n < 1) n = 1; if ((i = scp->xpos & 0xf8) == scp->xpos) i -= 8*n; else i -= 8*(n-1); if (i < 0) i = 0; move_crsr(scp, i, scp->ypos); break; case '`': /* move cursor to column n */ n = scp->term.param[0]; if (n < 1) n = 1; move_crsr(scp, n - 1, scp->ypos); break; case 'a': /* move cursor n columns to the right */ n = scp->term.param[0]; if (n < 1) n = 1; move_crsr(scp, scp->xpos + n, scp->ypos); break; case 'd': /* move cursor to row n */ n = scp->term.param[0]; if (n < 1) n = 1; move_crsr(scp, scp->xpos, n - 1); break; case 'e': /* move cursor n rows down */ n = scp->term.param[0]; if (n < 1) n = 1; move_crsr(scp, scp->xpos, scp->ypos + n); break; case 'm': /* change attribute */ if (scp->term.num_param == 0) { scp->term.attr_mask = NORMAL_ATTR; scp->term.cur_attr = scp->term.cur_color = scp->term.std_color; break; } for (i = 0; i < scp->term.num_param; i++) { switch (n = scp->term.param[i]) { case 0: /* back to normal */ scp->term.attr_mask = NORMAL_ATTR; scp->term.cur_attr = scp->term.cur_color = scp->term.std_color; break; case 1: /* bold */ scp->term.attr_mask |= BOLD_ATTR; scp->term.cur_attr = mask2attr(&scp->term); break; case 4: /* underline */ scp->term.attr_mask |= UNDERLINE_ATTR; scp->term.cur_attr = mask2attr(&scp->term); break; case 5: /* blink */ scp->term.attr_mask |= BLINK_ATTR; scp->term.cur_attr = mask2attr(&scp->term); break; case 7: /* reverse video */ scp->term.attr_mask |= REVERSE_ATTR; scp->term.cur_attr = mask2attr(&scp->term); break; case 30: case 31: /* set fg color */ case 32: case 33: case 34: case 35: case 36: case 37: scp->term.attr_mask |= FOREGROUND_CHANGED; scp->term.cur_color = (scp->term.cur_color&0xF000) | (ansi_col[(n-30)&7]<<8); scp->term.cur_attr = mask2attr(&scp->term); break; case 40: case 41: /* set bg color */ case 42: case 43: case 44: case 45: case 46: case 47: scp->term.attr_mask |= BACKGROUND_CHANGED; scp->term.cur_color = (scp->term.cur_color&0x0F00) | (ansi_col[(n-40)&7]<<12); scp->term.cur_attr = mask2attr(&scp->term); break; } } break; case 's': /* Save cursor position */ scp->saved_xpos = scp->xpos; scp->saved_ypos = scp->ypos; break; case 'u': /* Restore saved cursor position */ if (scp->saved_xpos >= 0 && scp->saved_ypos >= 0) move_crsr(scp, scp->saved_xpos, scp->saved_ypos); break; case 'x': if (scp->term.num_param == 0) n = 0; else n = scp->term.param[0]; switch (n) { case 0: /* reset attributes */ scp->term.attr_mask = NORMAL_ATTR; scp->term.cur_attr = scp->term.cur_color = scp->term.std_color = current_default->std_color; scp->term.rev_color = current_default->rev_color; break; case 1: /* set ansi background */ scp->term.attr_mask &= ~BACKGROUND_CHANGED; scp->term.cur_color = scp->term.std_color = (scp->term.std_color & 0x0F00) | (ansi_col[(scp->term.param[1])&0x0F]<<12); scp->term.cur_attr = mask2attr(&scp->term); break; case 2: /* set ansi foreground */ scp->term.attr_mask &= ~FOREGROUND_CHANGED; scp->term.cur_color = scp->term.std_color = (scp->term.std_color & 0xF000) | (ansi_col[(scp->term.param[1])&0x0F]<<8); scp->term.cur_attr = mask2attr(&scp->term); break; case 3: /* set ansi attribute directly */ scp->term.attr_mask &= ~(FOREGROUND_CHANGED|BACKGROUND_CHANGED); scp->term.cur_color = scp->term.std_color = (scp->term.param[1]&0xFF)<<8; scp->term.cur_attr = mask2attr(&scp->term); break; case 5: /* set ansi reverse video background */ scp->term.rev_color = (scp->term.rev_color & 0x0F00) | (ansi_col[(scp->term.param[1])&0x0F]<<12); scp->term.cur_attr = mask2attr(&scp->term); break; case 6: /* set ansi reverse video foreground */ scp->term.rev_color = (scp->term.rev_color & 0xF000) | (ansi_col[(scp->term.param[1])&0x0F]<<8); scp->term.cur_attr = mask2attr(&scp->term); break; case 7: /* set ansi reverse video directly */ scp->term.rev_color = (scp->term.param[1]&0xFF)<<8; scp->term.cur_attr = mask2attr(&scp->term); break; } break; case 'z': /* switch to (virtual) console n */ if (scp->term.num_param == 1) switch_scr(sc, scp->term.param[0]); break; } } else if (scp->term.esc == 3) { /* seen ESC [0-9]+ = */ if (c >= '0' && c <= '9') { if (scp->term.num_param < MAX_ESC_PAR) { if (scp->term.last_param != scp->term.num_param) { scp->term.last_param = scp->term.num_param; scp->term.param[scp->term.num_param] = 0; } else scp->term.param[scp->term.num_param] *= 10; scp->term.param[scp->term.num_param] += c - '0'; return; } } scp->term.num_param = scp->term.last_param + 1; switch (c) { case ';': if (scp->term.num_param < MAX_ESC_PAR) return; break; case 'A': /* set display border color */ if (scp->term.num_param == 1) { scp->border=scp->term.param[0] & 0xff; if (scp == sc->cur_scp) set_border(scp, scp->border); } break; case 'B': /* set bell pitch and duration */ if (scp->term.num_param == 2) { scp->bell_pitch = scp->term.param[0]; scp->bell_duration = scp->term.param[1]; } break; case 'C': /* set cursor type & shape */ if (!ISGRAPHSC(sc->cur_scp)) remove_cursor_image(sc->cur_scp); if (scp->term.num_param == 1) { if (scp->term.param[0] & 0x01) sc->flags |= SC_BLINK_CURSOR; else sc->flags &= ~SC_BLINK_CURSOR; if (scp->term.param[0] & 0x02) sc->flags |= SC_CHAR_CURSOR; else sc->flags &= ~SC_CHAR_CURSOR; } else if (scp->term.num_param == 2) { sc->cursor_base = scp->font_size - (scp->term.param[1] & 0x1F) - 1; sc->cursor_height = (scp->term.param[1] & 0x1F) - (scp->term.param[0] & 0x1F) + 1; } /* * The cursor shape is global property; all virtual consoles * are affected. Update the cursor in the current console... */ if (!ISGRAPHSC(sc->cur_scp)) { i = spltty(); sc_set_cursor_image(sc->cur_scp); draw_cursor_image(sc->cur_scp); splx(i); } break; case 'F': /* set ansi foreground */ if (scp->term.num_param == 1) { scp->term.attr_mask &= ~FOREGROUND_CHANGED; scp->term.cur_color = scp->term.std_color = (scp->term.std_color & 0xF000) | ((scp->term.param[0] & 0x0F) << 8); scp->term.cur_attr = mask2attr(&scp->term); } break; case 'G': /* set ansi background */ if (scp->term.num_param == 1) { scp->term.attr_mask &= ~BACKGROUND_CHANGED; scp->term.cur_color = scp->term.std_color = (scp->term.std_color & 0x0F00) | ((scp->term.param[0] & 0x0F) << 12); scp->term.cur_attr = mask2attr(&scp->term); } break; case 'H': /* set ansi reverse video foreground */ if (scp->term.num_param == 1) { scp->term.rev_color = (scp->term.rev_color & 0xF000) | ((scp->term.param[0] & 0x0F) << 8); scp->term.cur_attr = mask2attr(&scp->term); } break; case 'I': /* set ansi reverse video background */ if (scp->term.num_param == 1) { scp->term.rev_color = (scp->term.rev_color & 0x0F00) | ((scp->term.param[0] & 0x0F) << 12); scp->term.cur_attr = mask2attr(&scp->term); } break; } } #if notyet else if (scp->term.esc == 4) { /* seen ESC Q */ /* to be filled */ } #endif else if (scp->term.esc == 5) { /* seen ESC ( */ switch (c) { case 'B': /* iso-2022: desginate ASCII into G0 */ break; /* other items to be filled */ default: break; } } scp->term.esc = 0; } static void ansi_put(scr_stat *scp, u_char *buf, int len) { u_char *ptr = buf; #if NSPLASH > 0 /* make screensaver happy */ if (!sticky_splash && scp == scp->sc->cur_scp) run_scrn_saver = FALSE; #endif outloop: scp->sc->write_in_progress++; if (scp->term.esc) { scan_esc(scp, *ptr++); len--; } else if (PRINTABLE(*ptr)) { /* Print only printables */ vm_offset_t p; u_char *map; int cnt; int attr; int i; p = sc_vtb_pointer(&scp->vtb, scp->cursor_pos); map = scp->sc->scr_map; attr = scp->term.cur_attr; cnt = (len <= scp->xsize - scp->xpos) ? len : (scp->xsize - scp->xpos); i = cnt; do { /* * gcc-2.6.3 generates poor (un)sign extension code. Casting the * pointers in the following to volatile should have no effect, * but in fact speeds up this inner loop from 26 to 18 cycles * (+ cache misses) on i486's. */ #define UCVP(ucp) ((u_char volatile *)(ucp)) p = sc_vtb_putchar(&scp->vtb, p, UCVP(map)[*UCVP(ptr)], attr); ++ptr; --i; } while (i > 0 && PRINTABLE(*ptr)); len -= cnt - i; mark_for_update(scp, scp->cursor_pos); scp->cursor_pos += cnt - i; mark_for_update(scp, scp->cursor_pos - 1); scp->xpos += cnt - i; if (scp->xpos >= scp->xsize) { scp->xpos = 0; scp->ypos++; } } else { switch(*ptr) { case 0x07: do_bell(scp, scp->bell_pitch, scp->bell_duration); break; case 0x08: /* non-destructive backspace */ if (scp->cursor_pos > 0) { mark_for_update(scp, scp->cursor_pos); scp->cursor_pos--; mark_for_update(scp, scp->cursor_pos); if (scp->xpos > 0) scp->xpos--; else { scp->xpos += scp->xsize - 1; scp->ypos--; } } break; case 0x09: /* non-destructive tab */ mark_for_update(scp, scp->cursor_pos); scp->cursor_pos += (8 - scp->xpos % 8u); mark_for_update(scp, scp->cursor_pos); if ((scp->xpos += (8 - scp->xpos % 8u)) >= scp->xsize) { scp->xpos = 0; scp->ypos++; } break; case 0x0a: /* newline, same pos */ mark_for_update(scp, scp->cursor_pos); scp->cursor_pos += scp->xsize; mark_for_update(scp, scp->cursor_pos); scp->ypos++; break; case 0x0c: /* form feed, clears screen */ sc_clear_screen(scp); break; case 0x0d: /* return, return to pos 0 */ mark_for_update(scp, scp->cursor_pos); scp->cursor_pos -= scp->xpos; mark_for_update(scp, scp->cursor_pos); scp->xpos = 0; break; case 0x1b: /* start escape sequence */ scp->term.esc = 1; scp->term.num_param = 0; break; } ptr++; len--; } /* do we have to scroll ?? */ if (scp->cursor_pos >= scp->ysize * scp->xsize) { sc_remove_cutmarking(scp); #ifndef SC_NO_HISTORY if (scp->history != NULL) sc_hist_save_one_line(scp, 0); #endif sc_vtb_delete(&scp->vtb, 0, scp->xsize, scp->sc->scr_map[0x20], scp->term.cur_color); scp->cursor_pos -= scp->xsize; scp->ypos--; mark_all(scp); } scp->sc->write_in_progress--; if (len) goto outloop; if (scp->sc->delayed_next_scr) switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); } static void draw_cursor_image(scr_stat *scp) { /* assert(scp == scp->sc->cur_scp); */ ++scp->sc->videoio_in_progress; (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, scp->sc->flags & SC_BLINK_CURSOR, TRUE, sc_inside_cutmark(scp, scp->cursor_pos)); --scp->sc->videoio_in_progress; } static void remove_cursor_image(scr_stat *scp) { /* assert(scp == scp->sc->cur_scp); */ ++scp->sc->videoio_in_progress; (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, scp->sc->flags & SC_BLINK_CURSOR, FALSE, sc_inside_cutmark(scp, scp->cursor_oldpos)); --scp->sc->videoio_in_progress; } static void update_cursor_image(scr_stat *scp) { int blink; if (scp->sc->flags & SC_CHAR_CURSOR) { scp->cursor_base = scp->sc->cursor_base; scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); } else { scp->cursor_base = 0; scp->cursor_height = scp->font_size; } blink = scp->sc->flags & SC_BLINK_CURSOR; /* assert(scp == scp->sc->cur_scp); */ ++scp->sc->videoio_in_progress; (*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos, blink, FALSE, sc_inside_cutmark(scp, scp->cursor_pos)); (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, blink); (*scp->rndr->draw_cursor)(scp, scp->cursor_pos, blink, TRUE, sc_inside_cutmark(scp, scp->cursor_pos)); --scp->sc->videoio_in_progress; } void sc_set_cursor_image(scr_stat *scp) { if (scp->sc->flags & SC_CHAR_CURSOR) { scp->cursor_base = scp->sc->cursor_base; scp->cursor_height = imin(scp->sc->cursor_height, scp->font_size); } else { scp->cursor_base = 0; scp->cursor_height = scp->font_size; } /* assert(scp == scp->sc->cur_scp); */ ++scp->sc->videoio_in_progress; (*scp->rndr->set_cursor)(scp, scp->cursor_base, scp->cursor_height, scp->sc->flags & SC_BLINK_CURSOR); --scp->sc->videoio_in_progress; } static void move_crsr(scr_stat *scp, int x, int y) { if (x < 0) x = 0; if (y < 0) y = 0; if (x >= scp->xsize) x = scp->xsize-1; if (y >= scp->ysize) y = scp->ysize-1; scp->xpos = x; scp->ypos = y; scp->cursor_pos = scp->ypos * scp->xsize + scp->xpos; } static void scinit(int unit, int flags) { /* * When syscons is being initialized as the kernel console, malloc() * is not yet functional, because various kernel structures has not been * fully initialized yet. Therefore, we need to declare the following * static buffers for the console. This is less than ideal, * but is necessry evil for the time being. XXX */ static scr_stat main_console; static scr_stat *main_vtys[MAXCONS]; static struct tty main_tty[MAXCONS]; static u_short sc_buffer[ROW*COL]; /* XXX */ #ifdef DEVFS static void *main_devfs_token[MAXCONS]; #endif #ifndef SC_NO_FONT_LOADING static u_char font_8[256*8]; static u_char font_14[256*14]; static u_char font_16[256*16]; #endif sc_softc_t *sc; scr_stat *scp; video_adapter_t *adp; int col; int row; int i; /* one time initialization */ if (init_done == COLD) { sc_get_bios_values(&bios_value); current_default = &user_default; /* kernel console attributes */ kernel_console.esc = 0; kernel_console.attr_mask = NORMAL_ATTR; kernel_console.cur_attr = kernel_console.cur_color = kernel_console.std_color = kernel_default.std_color; kernel_console.rev_color = kernel_default.rev_color; } init_done = WARM; /* * Allocate resources. Even if we are being called for the second * time, we must allocate them again, because they might have * disappeared... */ sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); adp = NULL; if (sc->adapter >= 0) { vid_release(sc->adp, (void *)&sc->adapter); adp = sc->adp; sc->adp = NULL; } if (sc->keyboard >= 0) { DPRINTF(5, ("sc%d: releasing kbd%d\n", unit, sc->keyboard)); i = kbd_release(sc->kbd, (void *)&sc->keyboard); DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i)); if (sc->kbd != NULL) { DPRINTF(5, ("sc%d: kbd != NULL!, index:%d, minor:%d, flags:0x%x\n", unit, sc->kbd->kb_index, sc->kbd->kb_minor, sc->kbd->kb_flags)); } sc->kbd = NULL; } sc->adapter = vid_allocate("*", unit, (void *)&sc->adapter); sc->adp = vid_get_adapter(sc->adapter); /* assert((sc->adapter >= 0) && (sc->adp != NULL)) */ sc->keyboard = kbd_allocate("*", unit, (void *)&sc->keyboard, sckbdevent, sc); DPRINTF(1, ("sc%d: keyboard %d\n", unit, sc->keyboard)); sc->kbd = kbd_get_keyboard(sc->keyboard); if (sc->kbd != NULL) { DPRINTF(1, ("sc%d: kbd index:%d, minor:%d, flags:0x%x\n", unit, sc->kbd->kb_index, sc->kbd->kb_minor, sc->kbd->kb_flags)); } if (!(sc->flags & SC_INIT_DONE) || (adp != sc->adp)) { sc->initial_mode = sc->adp->va_initial_mode; #ifndef SC_NO_FONT_LOADING if (flags & SC_KERNEL_CONSOLE) { sc->font_8 = font_8; sc->font_14 = font_14; sc->font_16 = font_16; } else if (sc->font_8 == NULL) { /* assert(sc_malloc) */ sc->font_8 = malloc(sizeof(font_8), M_DEVBUF, M_WAITOK); sc->font_14 = malloc(sizeof(font_14), M_DEVBUF, M_WAITOK); sc->font_16 = malloc(sizeof(font_16), M_DEVBUF, M_WAITOK); } #endif /* extract the hardware cursor location and hide the cursor for now */ (*vidsw[sc->adapter]->read_hw_cursor)(sc->adp, &col, &row); (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, -1, -1); /* set up the first console */ sc->first_vty = unit*MAXCONS; if (flags & SC_KERNEL_CONSOLE) { sc->vtys = sizeof(main_vtys)/sizeof(main_vtys[0]); sc->tty = main_tty; #ifdef DEVFS sc->devfs_token = main_devfs_token; #endif sc->console = main_vtys; scp = main_vtys[0] = &main_console; init_scp(sc, sc->first_vty, scp); sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize, scp->ysize, (void *)sc_buffer, FALSE); } else { /* assert(sc_malloc) */ sc->vtys = MAXCONS; sc->tty = malloc(sizeof(struct tty)*MAXCONS, M_DEVBUF, M_WAITOK); bzero(sc->tty, sizeof(struct tty)*MAXCONS); #ifdef DEVFS sc->devfs_token = malloc(sizeof(void *)*MAXCONS, M_DEVBUF, M_WAITOK); #endif sc->console = malloc(sizeof(struct scr_stat *)*MAXCONS, M_DEVBUF, M_WAITOK); scp = sc->console[0] = alloc_scp(sc, sc->first_vty); } sc->cur_scp = scp; /* copy screen to temporary buffer */ sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, (void *)scp->sc->adp->va_window, FALSE); if (ISTEXTSC(scp)) sc_vtb_copy(&scp->scr, 0, &scp->vtb, 0, scp->xsize*scp->ysize); /* move cursors to the initial positions */ scp->mouse_pos = scp->mouse_oldpos = 0; if (col >= scp->xsize) col = 0; if (row >= scp->ysize) row = scp->ysize - 1; scp->xpos = col; scp->ypos = row; scp->cursor_pos = scp->cursor_oldpos = row*scp->xsize + col; if (bios_value.cursor_end < scp->font_size) sc->cursor_base = scp->font_size - bios_value.cursor_end - 1; else sc->cursor_base = 0; i = bios_value.cursor_end - bios_value.cursor_start + 1; sc->cursor_height = imin(i, scp->font_size); if (!ISGRAPHSC(scp)) { sc_set_cursor_image(scp); draw_cursor_image(scp); } /* save font and palette */ #ifndef SC_NO_FONT_LOADING sc->fonts_loaded = 0; if (ISFONTAVAIL(sc->adp->va_flags)) { #ifdef SC_DFLT_FONT bcopy(dflt_font_8, sc->font_8, sizeof(dflt_font_8)); bcopy(dflt_font_14, sc->font_14, sizeof(dflt_font_14)); bcopy(dflt_font_16, sc->font_16, sizeof(dflt_font_16)); sc->fonts_loaded = FONT_16 | FONT_14 | FONT_8; if (scp->font_size < 14) { copy_font(scp, LOAD, 8, sc->font_8); sc->fonts_loaded = FONT_8; } else if (scp->font_size >= 16) { copy_font(scp, LOAD, 16, sc->font_16); sc->fonts_loaded = FONT_16; } else { copy_font(scp, LOAD, 14, sc->font_14); sc->fonts_loaded = FONT_14; } #else /* !SC_DFLT_FONT */ if (scp->font_size < 14) { copy_font(scp, SAVE, 8, sc->font_8); sc->fonts_loaded = FONT_8; } else if (scp->font_size >= 16) { copy_font(scp, SAVE, 16, sc->font_16); sc->fonts_loaded = FONT_16; } else { copy_font(scp, SAVE, 14, sc->font_14); sc->fonts_loaded = FONT_14; } #endif /* SC_DFLT_FONT */ /* FONT KLUDGE: always use the font page #0. XXX */ (*vidsw[sc->adapter]->show_font)(sc->adp, 0); } #endif /* !SC_NO_FONT_LOADING */ #ifndef SC_NO_PALETTE_LOADING save_palette(sc->adp, sc->palette); #endif #if NSPLASH > 0 if (!(sc->flags & SC_SPLASH_SCRN) && (flags & SC_KERNEL_CONSOLE)) { /* we are ready to put up the splash image! */ splash_init(sc->adp, scsplash_callback, sc); sc->flags |= SC_SPLASH_SCRN; } #endif /* NSPLASH */ } /* the rest is not necessary, if we have done it once */ if (sc->flags & SC_INIT_DONE) return; /* clear structures */ for (i = 1; i < sc->vtys; i++) sc->console[i] = NULL; /* initialize mapscrn arrays to a one to one map */ for (i = 0; i < sizeof(sc->scr_map); i++) sc->scr_map[i] = sc->scr_rmap[i] = i; sc->flags |= SC_INIT_DONE; } #if __i386__ static void scterm(int unit, int flags) { sc_softc_t *sc; sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE); if (sc == NULL) return; /* shouldn't happen */ #if NSPLASH > 0 /* this console is no longer available for the splash screen */ if (sc->flags & SC_SPLASH_SCRN) { splash_term(sc->adp); sc->flags &= ~SC_SPLASH_SCRN; } #endif /* NSPLASH */ #if 0 /* XXX */ /* move the hardware cursor to the upper-left corner */ (*vidsw[sc->adapter]->set_hw_cursor)(sc->adp, 0, 0); #endif /* release the keyboard and the video card */ if (sc->keyboard >= 0) kbd_release(sc->kbd, &sc->keyboard); if (sc->adapter >= 0) vid_release(sc->adp, &sc->adapter); /* clear the structure */ if (!(flags & SC_KERNEL_CONSOLE)) { free(sc->console, M_DEVBUF); free(sc->tty, M_DEVBUF); #ifdef DEVFS free(sc->devfs_token, M_DEVBUF); #endif #ifndef SC_NO_FONT_LOADING free(sc->font_8, M_DEVBUF); free(sc->font_14, M_DEVBUF); free(sc->font_16, M_DEVBUF); #endif /* XXX vtb, history */ } bzero(sc, sizeof(*sc)); sc->keyboard = -1; sc->adapter = -1; } #endif static void scshutdown(int howto, void *arg) { /* assert(sc_console != NULL) */ sc_touch_scrn_saver(); if (!cold && sc_console && sc_console->sc->cur_scp->smode.mode == VT_AUTO && sc_console->smode.mode == VT_AUTO) switch_scr(sc_console->sc, sc_console->index); shutdown_in_progress = TRUE; } int sc_clean_up(scr_stat *scp) { #if NSPLASH > 0 int error; #endif /* NSPLASH */ sc_touch_scrn_saver(); #if NSPLASH > 0 if ((error = wait_scrn_saver_stop(scp->sc))) return error; #endif /* NSPLASH */ scp->status &= ~MOUSE_VISIBLE; sc_remove_cutmarking(scp); return 0; } void sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard) { sc_vtb_t new; sc_vtb_t old; int s; old = scp->vtb; sc_vtb_init(&new, VTB_MEMORY, scp->xsize, scp->ysize, NULL, wait); if (!discard && (old.vtb_flags & VTB_VALID)) { /* retain the current cursor position and buffer contants */ scp->cursor_oldpos = scp->cursor_pos; /* * This works only if the old buffer has the same size as or larger * than the new one. XXX */ sc_vtb_copy(&old, 0, &new, 0, scp->xsize*scp->ysize); scp->vtb = new; } else { /* clear the screen and move the text cursor to the top-left position */ s = splhigh(); scp->vtb = new; sc_clear_screen(scp); splx(s); sc_vtb_destroy(&old); } #ifndef SC_NO_SYSMOUSE /* move the mouse cursor at the center of the screen */ sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2); #endif } static scr_stat *alloc_scp(sc_softc_t *sc, int vty) { scr_stat *scp; /* assert(sc_malloc) */ scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_WAITOK); init_scp(sc, vty, scp); sc_alloc_scr_buffer(scp, TRUE, TRUE); #ifndef SC_NO_SYSMOUSE if (ISMOUSEAVAIL(sc->adp->va_flags)) sc_alloc_cut_buffer(scp, TRUE); #endif #ifndef SC_NO_HISTORY sc_alloc_history_buffer(scp, 0, 0, TRUE); #endif sc_clear_screen(scp); return scp; } static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp) { video_info_t info; scp->index = vty; scp->sc = sc; scp->status = 0; scp->mode = sc->initial_mode; (*vidsw[sc->adapter]->get_info)(sc->adp, scp->mode, &info); if (info.vi_flags & V_INFO_GRAPHICS) { scp->status |= GRAPHICS_MODE; scp->xpixel = info.vi_width; scp->ypixel = info.vi_height; scp->xsize = info.vi_width/8; scp->ysize = info.vi_height/info.vi_cheight; scp->font_size = FONT_NONE; scp->font = NULL; } else { scp->xsize = info.vi_width; scp->ysize = info.vi_height; scp->xpixel = scp->xsize*8; scp->ypixel = scp->ysize*info.vi_cheight; if (info.vi_cheight < 14) { scp->font_size = 8; #ifndef SC_NO_FONT_LOADING scp->font = sc->font_8; #else scp->font = NULL; #endif } else if (info.vi_cheight >= 16) { scp->font_size = 16; #ifndef SC_NO_FONT_LOADING scp->font = sc->font_16; #else scp->font = NULL; #endif } else { scp->font_size = 14; #ifndef SC_NO_FONT_LOADING scp->font = sc->font_14; #else scp->font = NULL; #endif } } sc_vtb_init(&scp->vtb, VTB_MEMORY, 0, 0, NULL, FALSE); sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, 0, 0, NULL, FALSE); scp->xoff = scp->yoff = 0; scp->xpos = scp->ypos = 0; scp->saved_xpos = scp->saved_ypos = -1; scp->start = scp->xsize * scp->ysize - 1; scp->end = 0; scp->term.esc = 0; scp->term.attr_mask = NORMAL_ATTR; scp->term.cur_attr = scp->term.cur_color = scp->term.std_color = current_default->std_color; scp->term.rev_color = current_default->rev_color; scp->border = BG_BLACK; scp->cursor_base = sc->cursor_base; scp->cursor_height = imin(sc->cursor_height, scp->font_size); scp->mouse_xpos = scp->xoff*8 + scp->xsize*8/2; scp->mouse_ypos = (scp->ysize + scp->yoff)*scp->font_size/2; scp->mouse_cut_start = scp->xsize*scp->ysize; scp->mouse_cut_end = -1; scp->mouse_signal = 0; scp->mouse_pid = 0; scp->mouse_proc = NULL; scp->kbd_mode = K_XLATE; scp->bell_pitch = bios_value.bell_pitch; scp->bell_duration = BELL_DURATION; scp->status |= (bios_value.shift_state & NLKED); scp->status |= CURSOR_ENABLED; scp->pid = 0; scp->proc = NULL; scp->smode.mode = VT_AUTO; scp->history = NULL; scp->history_pos = 0; scp->history_size = 0; /* what if the following call fails... XXX */ scp->rndr = sc_render_match(scp, scp->sc->adp, scp->status & (GRAPHICS_MODE | PIXEL_MODE)); } /* * scgetc(flags) - get character from keyboard. * If flags & SCGETC_CN, then avoid harmful side effects. * If flags & SCGETC_NONBLOCK, then wait until a key is pressed, else * return NOKEY if there is nothing there. */ static u_int scgetc(sc_softc_t *sc, u_int flags) { scr_stat *scp; u_int c; int this_scr; int f; int i; if (sc->kbd == NULL) return NOKEY; next_code: #if 1 /* I don't like this, but... XXX */ if (flags & SCGETC_CN) sccnupdate(sc->cur_scp); #endif scp = sc->cur_scp; /* first see if there is something in the keyboard port */ for (;;) { c = kbd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK)); if (c == ERRKEY) { if (!(flags & SCGETC_CN)) do_bell(scp, bios_value.bell_pitch, BELL_DURATION); } else if (c == NOKEY) return c; else break; } /* make screensaver happy */ if (!(c & RELKEY)) sc_touch_scrn_saver(); #ifdef __i386__ if (!(flags & SCGETC_CN)) /* do the /dev/random device a favour */ add_keyboard_randomness(c); #endif if (scp->kbd_mode != K_XLATE) return KEYCHAR(c); /* if scroll-lock pressed allow history browsing */ if (!ISGRAPHSC(scp) && scp->history && scp->status & SLKED) { scp->status &= ~CURSOR_ENABLED; remove_cursor_image(scp); #ifndef SC_NO_HISTORY if (!(scp->status & BUFFER_SAVED)) { scp->status |= BUFFER_SAVED; sc_hist_save(scp); } switch (c) { /* FIXME: key codes */ case SPCLKEY | FKEY | F(49): /* home key */ sc_remove_cutmarking(scp); sc_hist_home(scp); goto next_code; case SPCLKEY | FKEY | F(57): /* end key */ sc_remove_cutmarking(scp); sc_hist_end(scp); goto next_code; case SPCLKEY | FKEY | F(50): /* up arrow key */ sc_remove_cutmarking(scp); if (sc_hist_up_line(scp)) if (!(flags & SCGETC_CN)) do_bell(scp, bios_value.bell_pitch, BELL_DURATION); goto next_code; case SPCLKEY | FKEY | F(58): /* down arrow key */ sc_remove_cutmarking(scp); if (sc_hist_down_line(scp)) if (!(flags & SCGETC_CN)) do_bell(scp, bios_value.bell_pitch, BELL_DURATION); goto next_code; case SPCLKEY | FKEY | F(51): /* page up key */ sc_remove_cutmarking(scp); for (i=0; iysize; i++) if (sc_hist_up_line(scp)) { if (!(flags & SCGETC_CN)) do_bell(scp, bios_value.bell_pitch, BELL_DURATION); break; } goto next_code; case SPCLKEY | FKEY | F(59): /* page down key */ sc_remove_cutmarking(scp); for (i=0; iysize; i++) if (sc_hist_down_line(scp)) { if (!(flags & SCGETC_CN)) do_bell(scp, bios_value.bell_pitch, BELL_DURATION); break; } goto next_code; } #endif /* SC_NO_HISTORY */ } /* * Process and consume special keys here. Return a plain char code * or a char code with the META flag or a function key code. */ if (c & RELKEY) { /* key released */ /* goto next_code */ } else { /* key pressed */ if (c & SPCLKEY) { c &= ~SPCLKEY; switch (KEYCHAR(c)) { /* LOCKING KEYS */ case NLK: case CLK: case ALK: break; case SLK: kbd_ioctl(sc->kbd, KDGKBSTATE, (caddr_t)&f); if (f & SLKED) { scp->status |= SLKED; } else { if (scp->status & SLKED) { scp->status &= ~SLKED; #ifndef SC_NO_HISTORY if (scp->status & BUFFER_SAVED) { if (!sc_hist_restore(scp)) sc_remove_cutmarking(scp); scp->status &= ~BUFFER_SAVED; scp->status |= CURSOR_ENABLED; draw_cursor_image(scp); } #endif scstart(VIRTUAL_TTY(sc, scp->index)); } } break; /* NON-LOCKING KEYS */ case NOP: case LSH: case RSH: case LCTR: case RCTR: case LALT: case RALT: case ASH: case META: break; case BTAB: if (!(sc->flags & SC_SCRN_BLANKED)) return c; break; case SPSC: #if NSPLASH > 0 /* force activatation/deactivation of the screen saver */ if (!(sc->flags & SC_SCRN_BLANKED)) { run_scrn_saver = TRUE; sc->scrn_time_stamp -= scrn_blank_time; } if (cold) { /* * While devices are being probed, the screen saver need * to be invoked explictly. XXX */ if (sc->flags & SC_SCRN_BLANKED) { scsplash_stick(FALSE); stop_scrn_saver(sc, current_saver); } else { if (!ISGRAPHSC(scp)) { scsplash_stick(TRUE); (*current_saver)(sc, TRUE); } } } #endif /* NSPLASH */ break; case RBT: #ifndef SC_DISABLE_REBOOT shutdown_nice(); #endif break; #if NAPM > 0 case SUSP: apm_suspend(PMST_SUSPEND); break; case STBY: apm_suspend(PMST_STANDBY); break; #else case SUSP: case STBY: break; #endif case DBG: #ifndef SC_DISABLE_DDBKEY #ifdef DDB if (debugger) break; /* try to switch to the kernel console screen */ if (sc_console) { /* * TRY to make sure the screen saver is stopped, * and the screen is updated before switching to * the vty0. */ scrn_timer(NULL); if (!cold && sc_console->sc->cur_scp->smode.mode == VT_AUTO && sc_console->smode.mode == VT_AUTO) switch_scr(sc_console->sc, sc_console->index); } Debugger("manual escape to debugger"); #else printf("No debugger in kernel\n"); #endif #else /* SC_DISABLE_DDBKEY */ /* do nothing */ #endif /* SC_DISABLE_DDBKEY */ break; case NEXT: this_scr = scp->index; for (i = (this_scr - sc->first_vty + 1)%sc->vtys; sc->first_vty + i != this_scr; i = (i + 1)%sc->vtys) { struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); if (tp->t_state & TS_ISOPEN) { switch_scr(scp->sc, sc->first_vty + i); break; } } break; case PREV: this_scr = scp->index; for (i = (this_scr - sc->first_vty + sc->vtys - 1)%sc->vtys; sc->first_vty + i != this_scr; i = (i + sc->vtys - 1)%sc->vtys) { struct tty *tp = VIRTUAL_TTY(sc, sc->first_vty + i); if (tp->t_state & TS_ISOPEN) { switch_scr(scp->sc, sc->first_vty + i); break; } } break; default: if (KEYCHAR(c) >= F_SCR && KEYCHAR(c) <= L_SCR) { switch_scr(scp->sc, sc->first_vty + KEYCHAR(c) - F_SCR); break; } /* assert(c & FKEY) */ if (!(sc->flags & SC_SCRN_BLANKED)) return c; break; } /* goto next_code */ } else { /* regular keys (maybe MKEY is set) */ if (!(sc->flags & SC_SCRN_BLANKED)) return c; } } goto next_code; } int scmmap(dev_t dev, vm_offset_t offset, int nprot) { struct tty *tp; struct scr_stat *scp; tp = scdevtotty(dev); if (!tp) return ENXIO; scp = sc_get_scr_stat(tp->t_dev); return (*vidsw[scp->sc->adapter]->mmap)(scp->sc->adp, offset, nprot); } /* * Calculate hardware attributes word using logical attributes mask and * hardware colors */ static int mask2attr(struct term_stat *term) { int attr, mask = term->attr_mask; if (mask & REVERSE_ATTR) { attr = ((mask & FOREGROUND_CHANGED) ? ((term->cur_color & 0xF000) >> 4) : (term->rev_color & 0x0F00)) | ((mask & BACKGROUND_CHANGED) ? ((term->cur_color & 0x0F00) << 4) : (term->rev_color & 0xF000)); } else attr = term->cur_color; /* XXX: underline mapping for Hercules adapter can be better */ if (mask & (BOLD_ATTR | UNDERLINE_ATTR)) attr ^= 0x0800; if (mask & BLINK_ATTR) attr ^= 0x8000; return attr; } static int save_kbd_state(scr_stat *scp) { int state; int error; error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); if (error == ENOIOCTL) error = ENODEV; if (error == 0) { scp->status &= ~LOCK_MASK; scp->status |= state; } return error; } static int update_kbd_state(scr_stat *scp, int new_bits, int mask) { int state; int error; if (mask != LOCK_MASK) { error = kbd_ioctl(scp->sc->kbd, KDGKBSTATE, (caddr_t)&state); if (error == ENOIOCTL) error = ENODEV; if (error) return error; state &= ~mask; state |= new_bits & mask; } else { state = new_bits & LOCK_MASK; } error = kbd_ioctl(scp->sc->kbd, KDSKBSTATE, (caddr_t)&state); if (error == ENOIOCTL) error = ENODEV; return error; } static int update_kbd_leds(scr_stat *scp, int which) { int error; which &= LOCK_MASK; error = kbd_ioctl(scp->sc->kbd, KDSETLED, (caddr_t)&which); if (error == ENOIOCTL) error = ENODEV; return error; } int set_mode(scr_stat *scp) { video_info_t info; /* reject unsupported mode */ if ((*vidsw[scp->sc->adapter]->get_info)(scp->sc->adp, scp->mode, &info)) return 1; /* if this vty is not currently showing, do nothing */ if (scp != scp->sc->cur_scp) return 0; /* setup video hardware for the given mode */ (*vidsw[scp->sc->adapter]->set_mode)(scp->sc->adp, scp->mode); sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize, (void *)scp->sc->adp->va_window, FALSE); #ifndef SC_NO_FONT_LOADING /* load appropriate font */ if (!(scp->status & GRAPHICS_MODE)) { if (!(scp->status & PIXEL_MODE) && ISFONTAVAIL(scp->sc->adp->va_flags)) { if (scp->font_size < 14) { if (scp->sc->fonts_loaded & FONT_8) copy_font(scp, LOAD, 8, scp->sc->font_8); } else if (scp->font_size >= 16) { if (scp->sc->fonts_loaded & FONT_16) copy_font(scp, LOAD, 16, scp->sc->font_16); } else { if (scp->sc->fonts_loaded & FONT_14) copy_font(scp, LOAD, 14, scp->sc->font_14); } /* * FONT KLUDGE: * This is an interim kludge to display correct font. * Always use the font page #0 on the video plane 2. * Somehow we cannot show the font in other font pages on * some video cards... XXX */ (*vidsw[scp->sc->adapter]->show_font)(scp->sc->adp, 0); } mark_all(scp); } #endif /* !SC_NO_FONT_LOADING */ set_border(scp, scp->border); sc_set_cursor_image(scp); return 0; } void set_border(scr_stat *scp, int color) { ++scp->sc->videoio_in_progress; (*scp->rndr->draw_border)(scp, color); --scp->sc->videoio_in_progress; } #ifndef SC_NO_FONT_LOADING void copy_font(scr_stat *scp, int operation, int font_size, u_char *buf) { /* * FONT KLUDGE: * This is an interim kludge to display correct font. * Always use the font page #0 on the video plane 2. * Somehow we cannot show the font in other font pages on * some video cards... XXX */ scp->sc->font_loading_in_progress = TRUE; if (operation == LOAD) { (*vidsw[scp->sc->adapter]->load_font)(scp->sc->adp, 0, font_size, buf, 0, 256); } else if (operation == SAVE) { (*vidsw[scp->sc->adapter]->save_font)(scp->sc->adp, 0, font_size, buf, 0, 256); } scp->sc->font_loading_in_progress = FALSE; } #endif /* !SC_NO_FONT_LOADING */ #ifndef SC_NO_SYSMOUSE struct tty *sc_get_mouse_tty(void) { return MOUSE_TTY; } #endif /* !SC_NO_SYSMOUSE */ #ifndef SC_NO_CUTPASTE void sc_paste(scr_stat *scp, u_char *p, int count) { struct tty *tp; u_char *rmap; if (scp->status & MOUSE_VISIBLE) { tp = VIRTUAL_TTY(scp->sc, scp->sc->cur_scp->index); rmap = scp->sc->scr_rmap; for (; count > 0; --count) (*linesw[tp->t_line].l_rint)(rmap[*p++], tp); } } #endif /* SC_NO_CUTPASTE */ static void do_bell(scr_stat *scp, int pitch, int duration) { if (cold || shutdown_in_progress) return; if (scp != scp->sc->cur_scp && (scp->sc->flags & SC_QUIET_BELL)) return; if (scp->sc->flags & SC_VISUAL_BELL) { if (scp->sc->blink_in_progress) return; scp->sc->blink_in_progress = 3; if (scp != scp->sc->cur_scp) scp->sc->blink_in_progress += 2; blink_screen(scp->sc->cur_scp); } else { if (scp != scp->sc->cur_scp) pitch *= 2; sysbeep(pitch, duration); } } static void blink_screen(void *arg) { scr_stat *scp = arg; if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) { scp->sc->blink_in_progress = 0; mark_all(scp); scstart(VIRTUAL_TTY(scp->sc, scp->index)); if (scp->sc->delayed_next_scr) switch_scr(scp->sc, scp->sc->delayed_next_scr - 1); } else { (*scp->rndr->draw)(scp, 0, scp->xsize*scp->ysize, scp->sc->blink_in_progress & 1); scp->sc->blink_in_progress--; timeout(blink_screen, scp, hz / 10); } } #endif /* NSC */