4376 lines
107 KiB
C
4376 lines
107 KiB
C
/*-
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 1992-1998 Søren Schmidt
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* All rights reserved.
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*
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* This code is derived from software contributed to The DragonFly Project
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* by Sascha Wildner <saw@online.de>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer,
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* without modification, immediately at the beginning of the file.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#include "opt_syscons.h"
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#include "opt_splash.h"
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#include "opt_ddb.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <sys/conf.h>
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#include <sys/cons.h>
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#include <sys/consio.h>
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#include <sys/kdb.h>
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#include <sys/eventhandler.h>
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#include <sys/fbio.h>
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#include <sys/kbio.h>
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#include <sys/kernel.h>
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#include <sys/lock.h>
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#include <sys/malloc.h>
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#include <sys/mutex.h>
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#include <sys/pcpu.h>
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#include <sys/priv.h>
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#include <sys/proc.h>
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#include <sys/random.h>
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#include <sys/reboot.h>
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#include <sys/serial.h>
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#include <sys/signalvar.h>
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#include <sys/smp.h>
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#include <sys/sysctl.h>
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#include <sys/tty.h>
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#include <sys/power.h>
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#include <machine/clock.h>
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#if defined(__arm__) || defined(__powerpc__)
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#include <machine/sc_machdep.h>
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#else
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#include <machine/pc/display.h>
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#endif
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#if defined(__i386__) || defined(__amd64__)
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#include <machine/psl.h>
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#include <machine/frame.h>
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#endif
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#include <machine/stdarg.h>
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#if defined(__amd64__) || defined(__i386__)
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#include <machine/vmparam.h>
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#include <vm/vm.h>
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#include <vm/pmap.h>
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#endif
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#include <dev/kbd/kbdreg.h>
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#include <dev/fb/fbreg.h>
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#include <dev/fb/splashreg.h>
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#include <dev/syscons/syscons.h>
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#define COLD 0
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#define WARM 1
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#define DEFAULT_BLANKTIME (5 * 60) /* 5 minutes */
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#define MAX_BLANKTIME (7 * 24 * 60 * 60) /* 7 days!? */
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#define KEYCODE_BS 0x0e /* "<-- Backspace" key, XXX */
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/* NULL-safe version of "tty_opened()" */
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#define tty_opened_ns(tp) ((tp) != NULL && tty_opened(tp))
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static u_char sc_kattrtab[MAXCPU];
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static int sc_console_unit = -1;
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static int sc_saver_keyb_only = 1;
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static scr_stat *sc_console;
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static struct consdev *sc_consptr;
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static void *sc_kts[MAXCPU];
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static struct sc_term_sw *sc_ktsw;
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static scr_stat main_console;
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static struct tty *main_devs[MAXCONS];
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static char init_done = COLD;
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static int shutdown_in_progress = FALSE;
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static int suspend_in_progress = FALSE;
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static char sc_malloc = FALSE;
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static int saver_mode = CONS_NO_SAVER; /* LKM/user saver */
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static int run_scrn_saver = FALSE; /* should run the saver? */
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static int enable_bell = TRUE; /* enable beeper */
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#ifndef SC_DISABLE_REBOOT
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static int enable_reboot = TRUE; /* enable keyboard reboot */
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#endif
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#ifndef SC_DISABLE_KDBKEY
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static int enable_kdbkey = TRUE; /* enable keyboard debug */
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#endif
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static long scrn_blank_time = 0; /* screen saver timeout value */
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#ifdef DEV_SPLASH
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static int scrn_blanked; /* # of blanked screen */
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static int sticky_splash = FALSE;
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static void
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none_saver(sc_softc_t *sc, int blank)
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{
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}
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static void (*current_saver)(sc_softc_t *, int) = none_saver;
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#endif
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#ifdef SC_NO_SUSPEND_VTYSWITCH
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static int sc_no_suspend_vtswitch = 1;
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#else
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static int sc_no_suspend_vtswitch = 0;
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#endif
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static int sc_susp_scr;
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static SYSCTL_NODE(_hw, OID_AUTO, syscons, CTLFLAG_RD | CTLFLAG_MPSAFE, 0,
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"syscons");
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static SYSCTL_NODE(_hw_syscons, OID_AUTO, saver,
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CTLFLAG_RD | CTLFLAG_MPSAFE, 0,
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"saver");
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SYSCTL_INT(_hw_syscons_saver, OID_AUTO, keybonly, CTLFLAG_RW,
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&sc_saver_keyb_only, 0, "screen saver interrupted by input only");
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SYSCTL_INT(
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_hw_syscons, OID_AUTO, bell, CTLFLAG_RW, &enable_bell, 0, "enable bell");
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#ifndef SC_DISABLE_REBOOT
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SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_reboot, CTLFLAG_RW | CTLFLAG_SECURE,
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&enable_reboot, 0, "enable keyboard reboot");
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#endif
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#ifndef SC_DISABLE_KDBKEY
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SYSCTL_INT(_hw_syscons, OID_AUTO, kbd_debug, CTLFLAG_RW | CTLFLAG_SECURE,
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&enable_kdbkey, 0, "enable keyboard debug");
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#endif
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SYSCTL_INT(_hw_syscons, OID_AUTO, sc_no_suspend_vtswitch, CTLFLAG_RWTUN,
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&sc_no_suspend_vtswitch, 0, "Disable VT switch before suspend.");
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#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT)
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#include "font.h"
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#endif
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tsw_ioctl_t *sc_user_ioctl;
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static bios_values_t bios_value;
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static int enable_panic_key;
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SYSCTL_INT(_machdep, OID_AUTO, enable_panic_key, CTLFLAG_RW, &enable_panic_key,
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0, "Enable panic via keypress specified in kbdmap(5)");
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#define SC_CONSOLECTL 255
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#define VTY_WCHAN(sc, vty) (&SC_DEV(sc, vty))
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/* prototypes */
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static int sc_allocate_keyboard(sc_softc_t *sc, int unit);
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static int scvidprobe(int unit, int flags, int cons);
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static int sckbdprobe(int unit, int flags, int cons);
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static void scmeminit(void *arg);
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static int scdevtounit(struct tty *tp);
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static kbd_callback_func_t sckbdevent;
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static void scinit(int unit, int flags);
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static scr_stat *sc_get_stat(struct tty *tp);
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static void scterm(int unit, int flags);
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static void scshutdown(void *, int);
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static void scsuspend(void *);
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static void scresume(void *);
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static u_int scgetc(sc_softc_t *sc, u_int flags, struct sc_cnstate *sp);
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static void sc_puts(scr_stat *scp, u_char *buf, int len);
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#define SCGETC_CN 1
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#define SCGETC_NONBLOCK 2
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static void sccnupdate(scr_stat *scp);
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static scr_stat *alloc_scp(sc_softc_t *sc, int vty);
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static void init_scp(sc_softc_t *sc, int vty, scr_stat *scp);
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static callout_func_t scrn_timer;
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static int and_region(int *s1, int *e1, int s2, int e2);
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static void scrn_update(scr_stat *scp, int show_cursor);
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#ifdef DEV_SPLASH
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static int scsplash_callback(int event, void *arg);
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static void scsplash_saver(sc_softc_t *sc, int show);
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static int add_scrn_saver(void (*this_saver)(sc_softc_t *, int));
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static int remove_scrn_saver(void (*this_saver)(sc_softc_t *, int));
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static int set_scrn_saver_mode(
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scr_stat *scp, int mode, u_char *pal, int border);
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static int restore_scrn_saver_mode(scr_stat *scp, int changemode);
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static void stop_scrn_saver(sc_softc_t *sc, void (*saver)(sc_softc_t *, int));
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static int wait_scrn_saver_stop(sc_softc_t *sc);
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#define scsplash_stick(stick) (sticky_splash = (stick))
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#else /* !DEV_SPLASH */
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#define scsplash_stick(stick)
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#endif /* DEV_SPLASH */
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static int do_switch_scr(sc_softc_t *sc, int s);
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static int vt_proc_alive(scr_stat *scp);
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static int signal_vt_rel(scr_stat *scp);
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static int signal_vt_acq(scr_stat *scp);
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static int finish_vt_rel(scr_stat *scp, int release, int *s);
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static int finish_vt_acq(scr_stat *scp);
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static void exchange_scr(sc_softc_t *sc);
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static void update_cursor_image(scr_stat *scp);
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static void change_cursor_shape(scr_stat *scp, int flags, int base, int height);
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static void update_font(scr_stat *);
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static int save_kbd_state(scr_stat *scp);
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static int update_kbd_state(scr_stat *scp, int state, int mask);
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static int update_kbd_leds(scr_stat *scp, int which);
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static int sc_kattr(void);
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static callout_func_t blink_screen;
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static struct tty *sc_alloc_tty(int, int);
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static cn_probe_t sc_cnprobe;
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static cn_init_t sc_cninit;
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static cn_term_t sc_cnterm;
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static cn_getc_t sc_cngetc;
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static cn_putc_t sc_cnputc;
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static cn_grab_t sc_cngrab;
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static cn_ungrab_t sc_cnungrab;
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CONSOLE_DRIVER(sc);
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static tsw_open_t sctty_open;
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static tsw_close_t sctty_close;
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static tsw_outwakeup_t sctty_outwakeup;
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static tsw_ioctl_t sctty_ioctl;
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static tsw_mmap_t sctty_mmap;
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static struct ttydevsw sc_ttydevsw = {
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.tsw_open = sctty_open,
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.tsw_close = sctty_close,
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.tsw_outwakeup = sctty_outwakeup,
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.tsw_ioctl = sctty_ioctl,
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.tsw_mmap = sctty_mmap,
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};
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static d_ioctl_t consolectl_ioctl;
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static d_close_t consolectl_close;
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static struct cdevsw consolectl_devsw = {
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.d_version = D_VERSION,
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.d_flags = D_NEEDGIANT | D_TRACKCLOSE,
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.d_ioctl = consolectl_ioctl,
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.d_close = consolectl_close,
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.d_name = "consolectl",
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};
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/* ec -- emergency console. */
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static u_int ec_scroffset;
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static void
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ec_putc(int c)
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{
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uintptr_t fb;
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u_short *scrptr;
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u_int ind;
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int attr, column, mysize, width, xsize, yborder, ysize;
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if (c < 0 || c > 0xff || c == '\a')
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return;
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if (sc_console == NULL) {
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#if !defined(__amd64__) && !defined(__i386__)
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return;
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#else
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/*
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* This is enough for ec_putc() to work very early on x86
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* if the kernel starts in normal color text mode.
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*/
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#ifdef __amd64__
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fb = KERNBASE + 0xb8000;
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#else /* __i386__ */
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fb = pmap_get_map_low() + 0xb8000;
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#endif
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xsize = 80;
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ysize = 25;
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#endif
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} else {
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if (!ISTEXTSC(&main_console))
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return;
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fb = main_console.sc->adp->va_window;
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xsize = main_console.xsize;
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ysize = main_console.ysize;
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}
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yborder = ysize / 5;
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scrptr = (u_short *)(void *)fb + xsize * yborder;
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mysize = xsize * (ysize - 2 * yborder);
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do {
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ind = ec_scroffset;
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column = ind % xsize;
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width = (c == '\b' ?
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-1 :
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c == '\t' ?
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(column + 8) & ~7 :
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c == '\r' ? -column : c == '\n' ? xsize - column : 1);
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if (width == 0 || (width < 0 && ind < -width))
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return;
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} while (atomic_cmpset_rel_int(&ec_scroffset, ind, ind + width) == 0);
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if (c == '\b' || c == '\r')
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return;
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if (c == '\n')
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ind += xsize; /* XXX clearing from new pos is not atomic */
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attr = sc_kattr();
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if (c == '\t' || c == '\n')
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c = ' ';
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do
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scrptr[ind++ % mysize] = (attr << 8) | c;
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while (--width != 0);
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}
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int
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sc_probe_unit(int unit, int flags)
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{
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if (!vty_enabled(VTY_SC))
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return ENXIO;
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if (!scvidprobe(unit, flags, FALSE)) {
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if (bootverbose)
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printf("%s%d: no video adapter found.\n",
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SC_DRIVER_NAME, unit);
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return ENXIO;
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}
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/* syscons will be attached even when there is no keyboard */
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sckbdprobe(unit, flags, FALSE);
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return 0;
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}
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/* probe video adapters, return TRUE if found */
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static int
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scvidprobe(int unit, int flags, int cons)
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{
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/*
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* Access the video adapter driver through the back door!
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* Video adapter drivers need to be configured before syscons.
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* However, when syscons is being probed as the low-level console,
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* they have not been initialized yet. We force them to initialize
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* themselves here. XXX
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*/
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vid_configure(cons ? VIO_PROBE_ONLY : 0);
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return (vid_find_adapter("*", unit) >= 0);
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}
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/* probe the keyboard, return TRUE if found */
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static int
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sckbdprobe(int unit, int flags, int cons)
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{
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/* access the keyboard driver through the backdoor! */
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kbd_configure(cons ? KB_CONF_PROBE_ONLY : 0);
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return (kbd_find_keyboard("*", unit) >= 0);
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}
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static char *
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adapter_name(video_adapter_t *adp)
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{
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static struct {
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int type;
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char *name[2];
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} names[] = {
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{ KD_MONO, { "MDA", "MDA" } },
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{ KD_HERCULES, { "Hercules", "Hercules" } },
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{ KD_CGA, { "CGA", "CGA" } },
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{ KD_EGA, { "EGA", "EGA (mono)" } },
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{ KD_VGA, { "VGA", "VGA (mono)" } },
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{ KD_TGA, { "TGA", "TGA" } },
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{ -1, { "Unknown", "Unknown" } },
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};
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int i;
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for (i = 0; names[i].type != -1; ++i)
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if (names[i].type == adp->va_type)
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break;
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return names[i].name[(adp->va_flags & V_ADP_COLOR) ? 0 : 1];
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}
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static void
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sctty_outwakeup(struct tty *tp)
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{
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size_t len;
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u_char buf[PCBURST];
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scr_stat *scp = sc_get_stat(tp);
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if (scp->status & SLKED ||
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(scp == scp->sc->cur_scp && scp->sc->blink_in_progress))
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return;
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for (;;) {
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len = ttydisc_getc(tp, buf, sizeof buf);
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if (len == 0)
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break;
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SC_VIDEO_LOCK(scp->sc);
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sc_puts(scp, buf, len);
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SC_VIDEO_UNLOCK(scp->sc);
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}
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}
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static struct tty *
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sc_alloc_tty(int index, int devnum)
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{
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struct sc_ttysoftc *stc;
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struct tty *tp;
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/* Allocate TTY object and softc to store unit number. */
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stc = malloc(sizeof(struct sc_ttysoftc), M_DEVBUF, M_WAITOK);
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stc->st_index = index;
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stc->st_stat = NULL;
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tp = tty_alloc_mutex(&sc_ttydevsw, stc, &Giant);
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/* Create device node. */
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tty_makedev(tp, NULL, "v%r", devnum);
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return (tp);
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}
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#ifdef SC_PIXEL_MODE
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static void
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sc_set_vesa_mode(scr_stat *scp, sc_softc_t *sc, int unit)
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{
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video_info_t info;
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u_char *font;
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int depth;
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int fontsize;
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int i;
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int vmode;
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vmode = 0;
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(void)resource_int_value("sc", unit, "vesa_mode", &vmode);
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if (vmode < M_VESA_BASE || vmode > M_VESA_MODE_MAX ||
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vidd_get_info(sc->adp, vmode, &info) != 0 ||
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!sc_support_pixel_mode(&info))
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vmode = 0;
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/*
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* If the mode is unset or unsupported, search for an available
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* 800x600 graphics mode with the highest color depth.
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*/
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if (vmode == 0) {
|
|
for (depth = 0, i = M_VESA_BASE; i <= M_VESA_MODE_MAX; i++)
|
|
if (vidd_get_info(sc->adp, i, &info) == 0 &&
|
|
info.vi_width == 800 && info.vi_height == 600 &&
|
|
sc_support_pixel_mode(&info) &&
|
|
info.vi_depth > depth) {
|
|
vmode = i;
|
|
depth = info.vi_depth;
|
|
}
|
|
if (vmode == 0)
|
|
return;
|
|
vidd_get_info(sc->adp, vmode, &info);
|
|
}
|
|
|
|
#if !defined(SC_NO_FONT_LOADING) && defined(SC_DFLT_FONT)
|
|
fontsize = info.vi_cheight;
|
|
#else
|
|
fontsize = scp->font_size;
|
|
#endif
|
|
if (fontsize < 14)
|
|
fontsize = 8;
|
|
else if (fontsize >= 16)
|
|
fontsize = 16;
|
|
else
|
|
fontsize = 14;
|
|
#ifndef SC_NO_FONT_LOADING
|
|
switch (fontsize) {
|
|
case 8:
|
|
if ((sc->fonts_loaded & FONT_8) == 0)
|
|
return;
|
|
font = sc->font_8;
|
|
break;
|
|
case 14:
|
|
if ((sc->fonts_loaded & FONT_14) == 0)
|
|
return;
|
|
font = sc->font_14;
|
|
break;
|
|
case 16:
|
|
if ((sc->fonts_loaded & FONT_16) == 0)
|
|
return;
|
|
font = sc->font_16;
|
|
break;
|
|
}
|
|
#else
|
|
font = NULL;
|
|
#endif
|
|
#ifdef DEV_SPLASH
|
|
if ((sc->flags & SC_SPLASH_SCRN) != 0)
|
|
splash_term(sc->adp);
|
|
#endif
|
|
#ifndef SC_NO_HISTORY
|
|
if (scp->history != NULL) {
|
|
sc_vtb_append(&scp->vtb, 0, scp->history,
|
|
scp->ypos * scp->xsize + scp->xpos);
|
|
scp->history_pos = sc_vtb_tail(scp->history);
|
|
}
|
|
#endif
|
|
vidd_set_mode(sc->adp, vmode);
|
|
scp->status |= (UNKNOWN_MODE | PIXEL_MODE | MOUSE_HIDDEN);
|
|
scp->status &= ~(GRAPHICS_MODE | MOUSE_VISIBLE);
|
|
scp->xpixel = info.vi_width;
|
|
scp->ypixel = info.vi_height;
|
|
scp->xsize = scp->xpixel / 8;
|
|
scp->ysize = scp->ypixel / fontsize;
|
|
scp->xpos = 0;
|
|
scp->ypos = scp->ysize - 1;
|
|
scp->xoff = scp->yoff = 0;
|
|
scp->font = font;
|
|
scp->font_size = fontsize;
|
|
scp->font_width = 8;
|
|
scp->start = scp->xsize * scp->ysize - 1;
|
|
scp->end = 0;
|
|
scp->cursor_pos = scp->cursor_oldpos = scp->xsize * scp->xsize;
|
|
scp->mode = sc->initial_mode = vmode;
|
|
sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize,
|
|
(void *)sc->adp->va_window, FALSE);
|
|
sc_alloc_scr_buffer(scp, FALSE, FALSE);
|
|
sc_init_emulator(scp, NULL);
|
|
#ifndef SC_NO_CUTPASTE
|
|
sc_alloc_cut_buffer(scp, FALSE);
|
|
#endif
|
|
#ifndef SC_NO_HISTORY
|
|
sc_alloc_history_buffer(scp, 0, 0, FALSE);
|
|
#endif
|
|
sc_set_border(scp, scp->border);
|
|
sc_set_cursor_image(scp);
|
|
scp->status &= ~UNKNOWN_MODE;
|
|
#ifdef DEV_SPLASH
|
|
if ((sc->flags & SC_SPLASH_SCRN) != 0)
|
|
splash_init(sc->adp, scsplash_callback, sc);
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
int
|
|
sc_attach_unit(int unit, int flags)
|
|
{
|
|
sc_softc_t *sc;
|
|
scr_stat *scp;
|
|
struct cdev *dev;
|
|
void *oldts, *ts;
|
|
int i, vc;
|
|
|
|
if (!vty_enabled(VTY_SC))
|
|
return ENXIO;
|
|
|
|
flags &= ~SC_KERNEL_CONSOLE;
|
|
|
|
if (sc_console_unit == unit) {
|
|
/*
|
|
* If this unit is being used as the system console, we need to
|
|
* adjust some variables and buffers before and after scinit().
|
|
*/
|
|
/* assert(sc_console != NULL) */
|
|
flags |= SC_KERNEL_CONSOLE;
|
|
scmeminit(NULL);
|
|
|
|
scinit(unit, flags);
|
|
|
|
if (sc_console->tsw->te_size > 0) {
|
|
sc_ktsw = sc_console->tsw;
|
|
/* assert(sc_console->ts != NULL); */
|
|
oldts = sc_console->ts;
|
|
for (i = 0; i <= mp_maxid; i++) {
|
|
ts = malloc(sc_console->tsw->te_size, M_DEVBUF,
|
|
M_WAITOK | M_ZERO);
|
|
(*sc_console->tsw->te_init)(
|
|
sc_console, &ts, SC_TE_COLD_INIT);
|
|
sc_console->ts = ts;
|
|
(*sc_console->tsw->te_default_attr)(sc_console,
|
|
sc_kattrtab[i], SC_KERNEL_CONS_REV_ATTR);
|
|
sc_kts[i] = ts;
|
|
}
|
|
sc_console->ts = oldts;
|
|
(*sc_console->tsw->te_default_attr)(
|
|
sc_console, SC_NORM_ATTR, SC_NORM_REV_ATTR);
|
|
}
|
|
} else {
|
|
scinit(unit, flags);
|
|
}
|
|
|
|
sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE);
|
|
sc->config = flags;
|
|
callout_init(&sc->ctimeout, 0);
|
|
callout_init(&sc->cblink, 0);
|
|
scp = sc_get_stat(sc->dev[0]);
|
|
if (sc_console == NULL) /* sc_console_unit < 0 */
|
|
sc_console = scp;
|
|
|
|
#ifdef SC_PIXEL_MODE
|
|
if ((sc->config & SC_VESAMODE) != 0)
|
|
sc_set_vesa_mode(scp, sc, unit);
|
|
#endif /* SC_PIXEL_MODE */
|
|
|
|
/* initialize cursor */
|
|
if (!ISGRAPHSC(scp))
|
|
update_cursor_image(scp);
|
|
|
|
/* get screen update going */
|
|
scrn_timer(sc);
|
|
|
|
/* set up the keyboard */
|
|
(void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode);
|
|
update_kbd_state(scp, scp->status, LOCK_MASK);
|
|
|
|
printf("%s%d: %s <%d virtual consoles, flags=0x%x>\n", SC_DRIVER_NAME,
|
|
unit, adapter_name(sc->adp), sc->vtys, sc->config);
|
|
if (bootverbose) {
|
|
printf("%s%d:", SC_DRIVER_NAME, unit);
|
|
if (sc->adapter >= 0)
|
|
printf(" fb%d", sc->adapter);
|
|
if (sc->kbd != NULL)
|
|
printf(", kbd%d", sc->kbd->kb_index);
|
|
if (scp->tsw)
|
|
printf(", terminal emulator: %s (%s)",
|
|
scp->tsw->te_name, scp->tsw->te_desc);
|
|
printf("\n");
|
|
}
|
|
|
|
/* Register suspend/resume/shutdown callbacks for the kernel console. */
|
|
if (sc_console_unit == unit) {
|
|
EVENTHANDLER_REGISTER(
|
|
power_suspend_early, scsuspend, NULL, EVENTHANDLER_PRI_ANY);
|
|
EVENTHANDLER_REGISTER(
|
|
power_resume, scresume, NULL, EVENTHANDLER_PRI_ANY);
|
|
EVENTHANDLER_REGISTER(
|
|
shutdown_pre_sync, scshutdown, NULL, SHUTDOWN_PRI_DEFAULT);
|
|
}
|
|
|
|
for (vc = 0; vc < sc->vtys; vc++) {
|
|
if (sc->dev[vc] == NULL) {
|
|
sc->dev[vc] = sc_alloc_tty(vc, vc + unit * MAXCONS);
|
|
if (vc == 0 && sc->dev == main_devs)
|
|
SC_STAT(sc->dev[0]) = &main_console;
|
|
}
|
|
/*
|
|
* The first vty already has struct tty and scr_stat initialized
|
|
* in scinit(). The other vtys will have these structs when
|
|
* first opened.
|
|
*/
|
|
}
|
|
|
|
dev = make_dev(
|
|
&consolectl_devsw, 0, UID_ROOT, GID_WHEEL, 0600, "consolectl");
|
|
dev->si_drv1 = sc->dev[0];
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
scmeminit(void *arg)
|
|
{
|
|
if (!vty_enabled(VTY_SC))
|
|
return;
|
|
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) /* sc_console == NULL */
|
|
return;
|
|
|
|
/* copy the temporary buffer to the final buffer */
|
|
sc_alloc_scr_buffer(sc_console, FALSE, FALSE);
|
|
|
|
#ifndef SC_NO_CUTPASTE
|
|
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);
|
|
|
|
static int
|
|
scdevtounit(struct tty *tp)
|
|
{
|
|
int vty = SC_VTY(tp);
|
|
|
|
if (vty == SC_CONSOLECTL)
|
|
return ((sc_console != NULL) ? sc_console->sc->unit : -1);
|
|
else if ((vty < 0) || (vty >= MAXCONS * sc_max_unit()))
|
|
return -1;
|
|
else
|
|
return vty / MAXCONS;
|
|
}
|
|
|
|
static int
|
|
sctty_open(struct tty *tp)
|
|
{
|
|
int unit = scdevtounit(tp);
|
|
sc_softc_t *sc;
|
|
scr_stat *scp;
|
|
keyarg_t key;
|
|
|
|
DPRINTF(5,
|
|
("scopen: dev:%s, unit:%d, vty:%d\n", devtoname(tp->t_dev), unit,
|
|
SC_VTY(tp)));
|
|
|
|
sc = sc_get_softc(
|
|
unit, (sc_console_unit == unit) ? SC_KERNEL_CONSOLE : 0);
|
|
if (sc == NULL)
|
|
return ENXIO;
|
|
|
|
if (!tty_opened(tp)) {
|
|
/* Use the current setting of the <-- key as default VERASE. */
|
|
/* If the Delete key is preferable, an stty is necessary */
|
|
if (sc->kbd != NULL) {
|
|
key.keynum = KEYCODE_BS;
|
|
(void)kbdd_ioctl(sc->kbd, GIO_KEYMAPENT, (caddr_t)&key);
|
|
tp->t_termios.c_cc[VERASE] = key.key.map[0];
|
|
}
|
|
}
|
|
|
|
scp = sc_get_stat(tp);
|
|
if (scp == NULL) {
|
|
scp = SC_STAT(tp) = alloc_scp(sc, SC_VTY(tp));
|
|
if (ISGRAPHSC(scp))
|
|
sc_set_pixel_mode(scp, NULL, 0, 0, 16, 8);
|
|
}
|
|
if (!tp->t_winsize.ws_col && !tp->t_winsize.ws_row) {
|
|
tp->t_winsize.ws_col = scp->xsize;
|
|
tp->t_winsize.ws_row = scp->ysize;
|
|
}
|
|
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
sctty_close(struct tty *tp)
|
|
{
|
|
scr_stat *scp;
|
|
int s;
|
|
|
|
if (SC_VTY(tp) != SC_CONSOLECTL) {
|
|
scp = sc_get_stat(tp);
|
|
/* 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))
|
|
cnavailable(sc_consptr, TRUE);
|
|
if (finish_vt_rel(scp, TRUE, &s) == 0) /* force release */
|
|
DPRINTF(5, ("reset WAIT_REL, "));
|
|
if (finish_vt_acq(scp) == 0) /* force acknowledge */
|
|
DPRINTF(5, ("reset WAIT_ACQ, "));
|
|
#ifdef 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);
|
|
SC_STAT(tp) = NULL;
|
|
free(scp, M_DEVBUF);
|
|
}
|
|
#else
|
|
scp->pid = 0;
|
|
scp->proc = NULL;
|
|
scp->smode.mode = VT_AUTO;
|
|
#endif
|
|
scp->kbd_mode = K_XLATE;
|
|
if (scp == scp->sc->cur_scp)
|
|
(void)kbdd_ioctl(
|
|
scp->sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode);
|
|
DPRINTF(5, ("done.\n"));
|
|
}
|
|
}
|
|
|
|
#if 0 /* XXX mpsafetty: fix screensaver. What about outwakeup? */
|
|
static int
|
|
scread(struct cdev *dev, struct uio *uio, int flag)
|
|
{
|
|
if (!sc_saver_keyb_only)
|
|
sc_touch_scrn_saver();
|
|
return ttyread(dev, uio, flag);
|
|
}
|
|
#endif
|
|
|
|
static int
|
|
sckbdevent(keyboard_t *thiskbd, int event, void *arg)
|
|
{
|
|
sc_softc_t *sc;
|
|
struct tty *cur_tty;
|
|
int c, error = 0;
|
|
size_t len;
|
|
const u_char *cp;
|
|
|
|
sc = (sc_softc_t *)arg;
|
|
/* assert(thiskbd == sc->kbd) */
|
|
|
|
mtx_lock(&Giant);
|
|
|
|
switch (event) {
|
|
case KBDIO_KEYINPUT:
|
|
break;
|
|
case KBDIO_UNLOADING:
|
|
sc->kbd = NULL;
|
|
kbd_release(thiskbd, (void *)&sc->kbd);
|
|
goto done;
|
|
default:
|
|
error = EINVAL;
|
|
goto done;
|
|
}
|
|
|
|
/*
|
|
* 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, NULL)) != NOKEY) {
|
|
cur_tty = SC_DEV(sc, sc->cur_scp->index);
|
|
if (!tty_opened_ns(cur_tty))
|
|
continue;
|
|
|
|
if ((*sc->cur_scp->tsw->te_input)(sc->cur_scp, c, cur_tty))
|
|
continue;
|
|
|
|
switch (KEYFLAGS(c)) {
|
|
case 0x0000: /* normal key */
|
|
ttydisc_rint(cur_tty, KEYCHAR(c), 0);
|
|
break;
|
|
case FKEY: /* function key, return string */
|
|
cp = (*sc->cur_scp->tsw->te_fkeystr)(sc->cur_scp, c);
|
|
if (cp != NULL) {
|
|
ttydisc_rint_simple(cur_tty, cp, strlen(cp));
|
|
break;
|
|
}
|
|
cp = kbdd_get_fkeystr(thiskbd, KEYCHAR(c), &len);
|
|
if (cp != NULL)
|
|
ttydisc_rint_simple(cur_tty, cp, len);
|
|
break;
|
|
case MKEY: /* meta is active, prepend ESC */
|
|
ttydisc_rint(cur_tty, 0x1b, 0);
|
|
ttydisc_rint(cur_tty, KEYCHAR(c), 0);
|
|
break;
|
|
case BKEY: /* backtab fixed sequence (esc [ Z) */
|
|
ttydisc_rint_simple(cur_tty, "\x1B[Z", 3);
|
|
break;
|
|
}
|
|
|
|
ttydisc_rint_done(cur_tty);
|
|
}
|
|
|
|
sc->cur_scp->status |= MOUSE_HIDDEN;
|
|
|
|
done:
|
|
mtx_unlock(&Giant);
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
sctty_ioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td)
|
|
{
|
|
int error;
|
|
int i;
|
|
struct cursor_attr *cap;
|
|
sc_softc_t *sc;
|
|
scr_stat *scp;
|
|
int s;
|
|
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
|
|
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
|
|
int ival;
|
|
#endif
|
|
|
|
/* If there is a user_ioctl function call that first */
|
|
if (sc_user_ioctl) {
|
|
error = (*sc_user_ioctl)(tp, cmd, data, td);
|
|
if (error != ENOIOCTL)
|
|
return error;
|
|
}
|
|
|
|
error = sc_vid_ioctl(tp, cmd, data, td);
|
|
if (error != ENOIOCTL)
|
|
return error;
|
|
|
|
#ifndef SC_NO_HISTORY
|
|
error = sc_hist_ioctl(tp, cmd, data, td);
|
|
if (error != ENOIOCTL)
|
|
return error;
|
|
#endif
|
|
|
|
#ifndef SC_NO_SYSMOUSE
|
|
error = sc_mouse_ioctl(tp, cmd, data, td);
|
|
if (error != ENOIOCTL)
|
|
return error;
|
|
#endif
|
|
|
|
scp = sc_get_stat(tp);
|
|
/* assert(scp != NULL) */
|
|
/* scp is sc_console, if SC_VTY(dev) == SC_CONSOLECTL. */
|
|
sc = scp->sc;
|
|
|
|
if (scp->tsw) {
|
|
error = (*scp->tsw->te_ioctl)(scp, tp, cmd, data, td);
|
|
if (error != ENOIOCTL)
|
|
return error;
|
|
}
|
|
|
|
switch (cmd) { /* process console hardware related ioctl's */
|
|
|
|
case GIO_ATTR: /* get current attributes */
|
|
/* this ioctl is not processed here, but in the terminal
|
|
* emulator */
|
|
return ENOTTY;
|
|
|
|
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 (old interface + HIDDEN) */
|
|
s = spltty();
|
|
*(int *)data &= CONS_CURSOR_ATTRS;
|
|
sc_change_cursor_shape(scp, *(int *)data, -1, -1);
|
|
splx(s);
|
|
return 0;
|
|
|
|
case CONS_GETCURSORSHAPE: /* get cursor shape (new interface) */
|
|
switch (((int *)data)[0] &
|
|
(CONS_DEFAULT_CURSOR | CONS_LOCAL_CURSOR)) {
|
|
case 0:
|
|
cap = &sc->curs_attr;
|
|
break;
|
|
case CONS_LOCAL_CURSOR:
|
|
cap = &scp->base_curs_attr;
|
|
break;
|
|
case CONS_DEFAULT_CURSOR:
|
|
cap = &sc->dflt_curs_attr;
|
|
break;
|
|
case CONS_DEFAULT_CURSOR | CONS_LOCAL_CURSOR:
|
|
cap = &scp->dflt_curs_attr;
|
|
break;
|
|
}
|
|
if (((int *)data)[0] & CONS_CHARCURSOR_COLORS) {
|
|
((int *)data)[1] = cap->bg[0];
|
|
((int *)data)[2] = cap->bg[1];
|
|
} else if (((int *)data)[0] & CONS_MOUSECURSOR_COLORS) {
|
|
((int *)data)[1] = cap->mouse_ba;
|
|
((int *)data)[2] = cap->mouse_ia;
|
|
} else {
|
|
((int *)data)[1] = cap->base;
|
|
((int *)data)[2] = cap->height;
|
|
}
|
|
((int *)data)[0] = cap->flags;
|
|
return 0;
|
|
|
|
case CONS_SETCURSORSHAPE: /* set cursor shape (new interface) */
|
|
s = spltty();
|
|
sc_change_cursor_shape(
|
|
scp, ((int *)data)[0], ((int *)data)[1], ((int *)data)[2]);
|
|
splx(s);
|
|
return 0;
|
|
|
|
case CONS_BELLTYPE: /* set bell type sound/visual */
|
|
if ((*(int *)data) & CONS_VISUAL_BELL)
|
|
sc->flags |= SC_VISUAL_BELL;
|
|
else
|
|
sc->flags &= ~SC_VISUAL_BELL;
|
|
if ((*(int *)data) & CONS_QUIET_BELL)
|
|
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->font_size = scp->font_size;
|
|
ptr->mv_col = scp->xpos;
|
|
ptr->mv_row = scp->ypos;
|
|
ptr->mv_csz = scp->xsize;
|
|
ptr->mv_rsz = scp->ysize;
|
|
ptr->mv_hsz =
|
|
(scp->history != NULL) ? scp->history->vtb_rows : 0;
|
|
/*
|
|
* The following fields are filled by the terminal
|
|
* emulator. XXX
|
|
*
|
|
* ptr->mv_norm.fore
|
|
* ptr->mv_norm.back
|
|
* ptr->mv_rev.fore
|
|
* ptr->mv_rev.back
|
|
*/
|
|
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_NO_SAVER:
|
|
case CONS_USR_SAVER:
|
|
/* if a LKM screen saver is running, stop it first. */
|
|
scsplash_stick(FALSE);
|
|
saver_mode = *(int *)data;
|
|
s = spltty();
|
|
#ifdef DEV_SPLASH
|
|
if ((error = wait_scrn_saver_stop(NULL))) {
|
|
splx(s);
|
|
return error;
|
|
}
|
|
#endif
|
|
run_scrn_saver = TRUE;
|
|
if (saver_mode == CONS_USR_SAVER)
|
|
scp->status |= SAVER_RUNNING;
|
|
else
|
|
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 CONS_SCRSHOT: /* get a screen shot */
|
|
{
|
|
int retval, hist_rsz;
|
|
size_t lsize, csize;
|
|
vm_offset_t frbp, hstp;
|
|
unsigned lnum;
|
|
scrshot_t *ptr = (scrshot_t *)data;
|
|
void *outp = ptr->buf;
|
|
|
|
if (ptr->x < 0 || ptr->y < 0 || ptr->xsize < 0 ||
|
|
ptr->ysize < 0)
|
|
return EINVAL;
|
|
s = spltty();
|
|
if (ISGRAPHSC(scp)) {
|
|
splx(s);
|
|
return EOPNOTSUPP;
|
|
}
|
|
hist_rsz = (scp->history != NULL) ? scp->history->vtb_rows : 0;
|
|
if (((u_int)ptr->x + ptr->xsize) > scp->xsize ||
|
|
((u_int)ptr->y + ptr->ysize) > (scp->ysize + hist_rsz)) {
|
|
splx(s);
|
|
return EINVAL;
|
|
}
|
|
|
|
lsize = scp->xsize * sizeof(u_int16_t);
|
|
csize = ptr->xsize * sizeof(u_int16_t);
|
|
/* Pointer to the last line of framebuffer */
|
|
frbp = scp->vtb.vtb_buffer + scp->ysize * lsize +
|
|
ptr->x * sizeof(u_int16_t);
|
|
/* Pointer to the last line of target buffer */
|
|
outp = (char *)outp + ptr->ysize * csize;
|
|
/* Pointer to the last line of history buffer */
|
|
if (scp->history != NULL)
|
|
hstp = scp->history->vtb_buffer +
|
|
sc_vtb_tail(scp->history) * sizeof(u_int16_t) +
|
|
ptr->x * sizeof(u_int16_t);
|
|
else
|
|
hstp = 0;
|
|
|
|
retval = 0;
|
|
for (lnum = 0; lnum < (ptr->y + ptr->ysize); lnum++) {
|
|
if (lnum < scp->ysize) {
|
|
frbp -= lsize;
|
|
} else {
|
|
hstp -= lsize;
|
|
if (hstp < scp->history->vtb_buffer)
|
|
hstp += scp->history->vtb_rows * lsize;
|
|
frbp = hstp;
|
|
}
|
|
if (lnum < ptr->y)
|
|
continue;
|
|
outp = (char *)outp - csize;
|
|
retval = copyout((void *)frbp, outp, csize);
|
|
if (retval != 0)
|
|
break;
|
|
}
|
|
splx(s);
|
|
return retval;
|
|
}
|
|
|
|
case VT_SETMODE: /* set screen switcher mode */
|
|
{
|
|
struct vt_mode *mode;
|
|
struct proc *p1;
|
|
|
|
mode = (struct vt_mode *)data;
|
|
DPRINTF(5, ("%s%d: VT_SETMODE ", SC_DRIVER_NAME, sc->unit));
|
|
if (scp->smode.mode == VT_PROCESS) {
|
|
p1 = pfind(scp->pid);
|
|
if (scp->proc == p1 && scp->proc != td->td_proc) {
|
|
if (p1)
|
|
PROC_UNLOCK(p1);
|
|
DPRINTF(5, ("error EPERM\n"));
|
|
return EPERM;
|
|
}
|
|
if (p1)
|
|
PROC_UNLOCK(p1);
|
|
}
|
|
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))
|
|
cnavailable(sc_consptr, TRUE);
|
|
/* were we in the middle of the vty switching process?
|
|
*/
|
|
if (finish_vt_rel(scp, TRUE, &s) == 0)
|
|
DPRINTF(5, ("reset WAIT_REL, "));
|
|
if (finish_vt_acq(scp) == 0)
|
|
DPRINTF(5, ("reset WAIT_ACQ, "));
|
|
} 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, ", td->td_proc->p_pid));
|
|
bcopy(data, &scp->smode, sizeof(struct vt_mode));
|
|
scp->proc = td->td_proc;
|
|
scp->pid = scp->proc->p_pid;
|
|
if ((scp == sc->cur_scp) &&
|
|
(sc->unit == sc_console_unit))
|
|
cnavailable(sc_consptr, FALSE);
|
|
}
|
|
splx(s);
|
|
DPRINTF(5, ("\n"));
|
|
return 0;
|
|
}
|
|
|
|
case VT_GETMODE: /* get screen switcher mode */
|
|
bcopy(&scp->smode, data, sizeof(struct vt_mode));
|
|
return 0;
|
|
|
|
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
|
|
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
|
|
case _IO('v', 4):
|
|
ival = IOCPARM_IVAL(data);
|
|
data = (caddr_t)&ival;
|
|
/* FALLTHROUGH */
|
|
#endif
|
|
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 != td->td_proc) {
|
|
splx(s);
|
|
return EPERM;
|
|
}
|
|
error = EINVAL;
|
|
switch (*(int *)data) {
|
|
case VT_FALSE: /* user refuses to release screen, abort */
|
|
if ((error = finish_vt_rel(scp, FALSE, &s)) == 0)
|
|
DPRINTF(5,
|
|
("%s%d: VT_FALSE\n", SC_DRIVER_NAME,
|
|
sc->unit));
|
|
break;
|
|
case VT_TRUE: /* user has released screen, go on */
|
|
if ((error = finish_vt_rel(scp, TRUE, &s)) == 0)
|
|
DPRINTF(5,
|
|
("%s%d: VT_TRUE\n", SC_DRIVER_NAME,
|
|
sc->unit));
|
|
break;
|
|
case VT_ACKACQ: /* acquire acknowledged, switch completed */
|
|
if ((error = finish_vt_acq(scp)) == 0)
|
|
DPRINTF(5,
|
|
("%s%d: VT_ACKACQ\n", SC_DRIVER_NAME,
|
|
sc->unit));
|
|
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 = SC_DEV(sc, i);
|
|
if (!tty_opened_ns(tp)) {
|
|
*(int *)data = i + 1;
|
|
return 0;
|
|
}
|
|
}
|
|
return EINVAL;
|
|
|
|
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
|
|
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
|
|
case _IO('v', 5):
|
|
ival = IOCPARM_IVAL(data);
|
|
data = (caddr_t)&ival;
|
|
/* FALLTHROUGH */
|
|
#endif
|
|
case VT_ACTIVATE: /* switch to screen *data */
|
|
i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1);
|
|
s = spltty();
|
|
error = sc_clean_up(sc->cur_scp);
|
|
splx(s);
|
|
if (error)
|
|
return error;
|
|
error = sc_switch_scr(sc, i);
|
|
return (error);
|
|
|
|
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
|
|
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
|
|
case _IO('v', 6):
|
|
ival = IOCPARM_IVAL(data);
|
|
data = (caddr_t)&ival;
|
|
/* FALLTHROUGH */
|
|
#endif
|
|
case VT_WAITACTIVE: /* wait for switch to occur */
|
|
i = (*(int *)data == 0) ? scp->index : (*(int *)data - 1);
|
|
if ((i < sc->first_vty) || (i >= sc->first_vty + sc->vtys))
|
|
return EINVAL;
|
|
if (i == sc->cur_scp->index)
|
|
return 0;
|
|
error =
|
|
tsleep(VTY_WCHAN(sc, i), (PZERO + 1) | PCATCH, "waitvt", 0);
|
|
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 VT_LOCKSWITCH: /* prevent vty switching */
|
|
if ((*(int *)data) & 0x01)
|
|
sc->flags |= SC_SCRN_VTYLOCK;
|
|
else
|
|
sc->flags &= ~SC_SCRN_VTYLOCK;
|
|
return 0;
|
|
|
|
case KDENABIO: /* allow io operations */
|
|
error = priv_check(td, PRIV_IO);
|
|
if (error != 0)
|
|
return error;
|
|
error = securelevel_gt(td->td_ucred, 0);
|
|
if (error != 0)
|
|
return error;
|
|
#ifdef __i386__
|
|
td->td_frame->tf_eflags |= PSL_IOPL;
|
|
#elif defined(__amd64__)
|
|
td->td_frame->tf_rflags |= PSL_IOPL;
|
|
#endif
|
|
return 0;
|
|
|
|
case KDDISABIO: /* disallow io operations (default) */
|
|
#ifdef __i386__
|
|
td->td_frame->tf_eflags &= ~PSL_IOPL;
|
|
#elif defined(__amd64__)
|
|
td->td_frame->tf_rflags &= ~PSL_IOPL;
|
|
#endif
|
|
return 0;
|
|
|
|
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
|
|
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
|
|
case _IO('K', 20):
|
|
ival = IOCPARM_IVAL(data);
|
|
data = (caddr_t)&ival;
|
|
/* FALLTHROUGH */
|
|
#endif
|
|
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 KDGETREPEAT: /* get keyboard repeat & delay rates */
|
|
case KDSETREPEAT: /* set keyboard repeat & delay rates (new) */
|
|
error = kbdd_ioctl(sc->kbd, cmd, data);
|
|
if (error == ENOIOCTL)
|
|
error = ENODEV;
|
|
return error;
|
|
|
|
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
|
|
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
|
|
case _IO('K', 67):
|
|
ival = IOCPARM_IVAL(data);
|
|
data = (caddr_t)&ival;
|
|
/* FALLTHROUGH */
|
|
#endif
|
|
case KDSETRAD: /* set keyboard repeat & delay rates (old) */
|
|
if (*(int *)data & ~0x7f)
|
|
return EINVAL;
|
|
error = kbdd_ioctl(sc->kbd, KDSETRAD, data);
|
|
if (error == ENOIOCTL)
|
|
error = ENODEV;
|
|
return error;
|
|
|
|
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
|
|
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
|
|
case _IO('K', 7):
|
|
ival = IOCPARM_IVAL(data);
|
|
data = (caddr_t)&ival;
|
|
/* FALLTHROUGH */
|
|
#endif
|
|
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)
|
|
(void)kbdd_ioctl(sc->kbd, KDSKBMODE, data);
|
|
return 0;
|
|
default:
|
|
return EINVAL;
|
|
}
|
|
/* NOT REACHED */
|
|
|
|
case KDGKBMODE: /* get keyboard mode */
|
|
*(int *)data = scp->kbd_mode;
|
|
return 0;
|
|
|
|
case KDGKBINFO:
|
|
error = kbdd_ioctl(sc->kbd, cmd, data);
|
|
if (error == ENOIOCTL)
|
|
error = ENODEV;
|
|
return error;
|
|
|
|
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
|
|
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
|
|
case _IO('K', 8):
|
|
ival = IOCPARM_IVAL(data);
|
|
data = (caddr_t)&ival;
|
|
/* FALLTHROUGH */
|
|
#endif
|
|
case KDMKTONE: /* sound the bell */
|
|
if (*(int *)data)
|
|
sc_bell(scp, (*(int *)data) & 0xffff,
|
|
(((*(int *)data) >> 16) & 0xffff) * hz / 1000);
|
|
else
|
|
sc_bell(scp, scp->bell_pitch, scp->bell_duration);
|
|
return 0;
|
|
|
|
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
|
|
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
|
|
case _IO('K', 63):
|
|
ival = IOCPARM_IVAL(data);
|
|
data = (caddr_t)&ival;
|
|
/* FALLTHROUGH */
|
|
#endif
|
|
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 = kbdd_ioctl(sc->kbd, cmd, data);
|
|
if (error == ENOIOCTL) {
|
|
/* always return something? XXX */
|
|
*(int *)data = 0;
|
|
}
|
|
return 0;
|
|
|
|
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
|
|
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
|
|
case _IO('K', 66):
|
|
ival = IOCPARM_IVAL(data);
|
|
data = (caddr_t)&ival;
|
|
/* FALLTHROUGH */
|
|
#endif
|
|
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 KBADDKBD: /* add/remove keyboard to/from mux */
|
|
case KBRELKBD:
|
|
error = kbdd_ioctl(sc->kbd, cmd, data);
|
|
if (error == ENOIOCTL)
|
|
error = ENODEV;
|
|
return error;
|
|
|
|
#if defined(COMPAT_FREEBSD6) || defined(COMPAT_FREEBSD5) || \
|
|
defined(COMPAT_FREEBSD4) || defined(COMPAT_43)
|
|
case _IO('c', 110):
|
|
ival = IOCPARM_IVAL(data);
|
|
data = (caddr_t)&ival;
|
|
/* FALLTHROUGH */
|
|
#endif
|
|
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->kbd, 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->kbd);
|
|
}
|
|
sc->kbd =
|
|
kbd_get_keyboard(i); /* sc->kbd == newkbd */
|
|
(void)kbdd_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->kbd);
|
|
if (error == 0)
|
|
sc->kbd = NULL;
|
|
}
|
|
splx(s);
|
|
return error;
|
|
|
|
case CONS_GETTERM: /* get the current terminal emulator info */
|
|
{
|
|
sc_term_sw_t *sw;
|
|
|
|
if (((term_info_t *)data)->ti_index == 0) {
|
|
sw = scp->tsw;
|
|
} else {
|
|
sw = sc_term_match_by_number(
|
|
((term_info_t *)data)->ti_index);
|
|
}
|
|
if (sw != NULL) {
|
|
strncpy(((term_info_t *)data)->ti_name, sw->te_name,
|
|
sizeof(((term_info_t *)data)->ti_name));
|
|
strncpy(((term_info_t *)data)->ti_desc, sw->te_desc,
|
|
sizeof(((term_info_t *)data)->ti_desc));
|
|
((term_info_t *)data)->ti_flags = 0;
|
|
return 0;
|
|
} else {
|
|
((term_info_t *)data)->ti_name[0] = '\0';
|
|
((term_info_t *)data)->ti_desc[0] = '\0';
|
|
((term_info_t *)data)->ti_flags = 0;
|
|
return EINVAL;
|
|
}
|
|
}
|
|
|
|
case CONS_SETTERM: /* set the current terminal emulator */
|
|
s = spltty();
|
|
error = sc_init_emulator(scp, ((term_info_t *)data)->ti_name);
|
|
/* FIXME: what if scp == sc_console! XXX */
|
|
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; i < sizeof(sc->scr_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 */
|
|
#ifdef COMPAT_FREEBSD13
|
|
case OGIO_KEYMAP: /* get keyboard translation table (compat) */
|
|
case OPIO_KEYMAP: /* set keyboard translation table (compat) */
|
|
case OGIO_DEADKEYMAP: /* get accent key translation table (compat) */
|
|
case OPIO_DEADKEYMAP: /* set accent key translation table (compat) */
|
|
#endif /* COMPAT_FREEBSD13 */
|
|
case GETFKEY: /* get function key string */
|
|
case SETFKEY: /* set function key string */
|
|
error = kbdd_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))
|
|
sc_load_font(sc->cur_scp, 0, 8, 8, sc->font_8, 0, 256);
|
|
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))
|
|
sc_load_font(
|
|
sc->cur_scp, 0, 14, 8, sc->font_14, 0, 256);
|
|
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))
|
|
sc_load_font(
|
|
sc->cur_scp, 0, 16, 8, sc->font_16, 0, 256);
|
|
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;
|
|
}
|
|
|
|
return (ENOIOCTL);
|
|
}
|
|
|
|
static int
|
|
consolectl_ioctl(
|
|
struct cdev *dev, u_long cmd, caddr_t data, int fflag, struct thread *td)
|
|
{
|
|
|
|
return sctty_ioctl(dev->si_drv1, cmd, data, td);
|
|
}
|
|
|
|
static int
|
|
consolectl_close(struct cdev *dev, int flags, int mode, struct thread *td)
|
|
{
|
|
#ifndef SC_NO_SYSMOUSE
|
|
mouse_info_t info;
|
|
memset(&info, 0, sizeof(info));
|
|
info.operation = MOUSE_ACTION;
|
|
|
|
/*
|
|
* Make sure all buttons are released when moused and other
|
|
* console daemons exit, so that no buttons are left pressed.
|
|
*/
|
|
(void)sctty_ioctl(dev->si_drv1, CONS_MOUSECTL, (caddr_t)&info, td);
|
|
#endif
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
sc_cnprobe(struct consdev *cp)
|
|
{
|
|
int unit;
|
|
int flags;
|
|
|
|
if (!vty_enabled(VTY_SC)) {
|
|
cp->cn_pri = CN_DEAD;
|
|
return;
|
|
}
|
|
|
|
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 */
|
|
strcpy(cp->cn_name, "ttyv0");
|
|
}
|
|
|
|
static void
|
|
sc_cninit(struct consdev *cp)
|
|
{
|
|
int unit;
|
|
int flags;
|
|
|
|
sc_get_cons_priority(&unit, &flags);
|
|
scinit(unit, flags | SC_KERNEL_CONSOLE);
|
|
sc_console_unit = unit;
|
|
sc_console = sc_get_stat(sc_get_softc(unit, SC_KERNEL_CONSOLE)->dev[0]);
|
|
sc_consptr = cp;
|
|
}
|
|
|
|
static void
|
|
sc_cnterm(struct consdev *cp)
|
|
{
|
|
void *ts;
|
|
int i;
|
|
|
|
/* we are not the kernel console any more, release everything */
|
|
|
|
if (sc_console_unit < 0)
|
|
return; /* shouldn't happen */
|
|
|
|
#if 0 /* XXX */
|
|
sc_clear_screen(sc_console);
|
|
sccnupdate(sc_console);
|
|
#endif
|
|
|
|
if (sc_ktsw != NULL) {
|
|
for (i = 0; i <= mp_maxid; i++) {
|
|
ts = sc_kts[i];
|
|
sc_kts[i] = NULL;
|
|
(*sc_ktsw->te_term)(sc_console, &ts);
|
|
free(ts, M_DEVBUF);
|
|
}
|
|
sc_ktsw = NULL;
|
|
}
|
|
scterm(sc_console_unit, SC_KERNEL_CONSOLE);
|
|
sc_console_unit = -1;
|
|
sc_console = NULL;
|
|
}
|
|
|
|
static void sccnclose(sc_softc_t *sc, struct sc_cnstate *sp);
|
|
static int sc_cngetc_locked(struct sc_cnstate *sp);
|
|
static void sccnkbdlock(sc_softc_t *sc, struct sc_cnstate *sp);
|
|
static void sccnkbdunlock(sc_softc_t *sc, struct sc_cnstate *sp);
|
|
static void sccnopen(sc_softc_t *sc, struct sc_cnstate *sp, int flags);
|
|
static void sccnscrlock(sc_softc_t *sc, struct sc_cnstate *sp);
|
|
static void sccnscrunlock(sc_softc_t *sc, struct sc_cnstate *sp);
|
|
|
|
static void
|
|
sccnkbdlock(sc_softc_t *sc, struct sc_cnstate *sp)
|
|
{
|
|
/*
|
|
* Locking method: hope for the best.
|
|
* The keyboard is supposed to be Giant locked. We can't handle that
|
|
* in general. The kdb_active case here is not safe, and we will
|
|
* proceed without the lock in all cases.
|
|
*/
|
|
sp->kbd_locked = !kdb_active && mtx_trylock(&Giant);
|
|
}
|
|
|
|
static void
|
|
sccnkbdunlock(sc_softc_t *sc, struct sc_cnstate *sp)
|
|
{
|
|
if (sp->kbd_locked)
|
|
mtx_unlock(&Giant);
|
|
sp->kbd_locked = FALSE;
|
|
}
|
|
|
|
static void
|
|
sccnscrlock(sc_softc_t *sc, struct sc_cnstate *sp)
|
|
{
|
|
int retries;
|
|
|
|
/**
|
|
* Locking method:
|
|
* - if kdb_active and video_mtx is not owned by anyone, then lock
|
|
* by kdb remaining active
|
|
* - if !kdb_active, try to acquire video_mtx without blocking or
|
|
* recursing; if we get it then it works normally.
|
|
* Note that video_mtx is especially unusable if we already own it,
|
|
* since then it is protecting something and syscons is not reentrant
|
|
* enough to ignore the protection even in the kdb_active case.
|
|
*/
|
|
if (kdb_active) {
|
|
sp->kdb_locked = sc->video_mtx.mtx_lock == MTX_UNOWNED ||
|
|
SCHEDULER_STOPPED();
|
|
sp->mtx_locked = FALSE;
|
|
} else {
|
|
sp->kdb_locked = FALSE;
|
|
for (retries = 0; retries < 1000; retries++) {
|
|
sp->mtx_locked = mtx_trylock_spin_flags(
|
|
&sc->video_mtx, MTX_QUIET) != 0;
|
|
if (SCHEDULER_STOPPED()) {
|
|
sp->kdb_locked = TRUE;
|
|
sp->mtx_locked = FALSE;
|
|
break;
|
|
}
|
|
if (sp->mtx_locked)
|
|
break;
|
|
DELAY(1);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
sccnscrunlock(sc_softc_t *sc, struct sc_cnstate *sp)
|
|
{
|
|
if (sp->mtx_locked)
|
|
mtx_unlock_spin(&sc->video_mtx);
|
|
sp->mtx_locked = sp->kdb_locked = FALSE;
|
|
}
|
|
|
|
static void
|
|
sccnopen(sc_softc_t *sc, struct sc_cnstate *sp, int flags)
|
|
{
|
|
int kbd_mode;
|
|
|
|
/* assert(sc_console_unit >= 0) */
|
|
|
|
sp->kbd_opened = FALSE;
|
|
sp->scr_opened = FALSE;
|
|
sp->kbd_locked = FALSE;
|
|
|
|
/* Opening the keyboard is optional. */
|
|
if (!(flags & 1) || sc->kbd == NULL)
|
|
goto over_keyboard;
|
|
|
|
sccnkbdlock(sc, sp);
|
|
|
|
/*
|
|
* Make sure the keyboard is accessible even when the kbd device
|
|
* driver is disabled.
|
|
*/
|
|
kbdd_enable(sc->kbd);
|
|
|
|
/* Switch the keyboard to console mode (K_XLATE, polled) on all scp's.
|
|
*/
|
|
kbd_mode = K_XLATE;
|
|
(void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&kbd_mode);
|
|
sc->kbd_open_level++;
|
|
kbdd_poll(sc->kbd, TRUE);
|
|
|
|
sp->kbd_opened = TRUE;
|
|
over_keyboard:;
|
|
|
|
/* The screen is opened iff locking it succeeds. */
|
|
sccnscrlock(sc, sp);
|
|
if (!sp->kdb_locked && !sp->mtx_locked)
|
|
return;
|
|
sp->scr_opened = TRUE;
|
|
|
|
/* The screen switch is optional. */
|
|
if (!(flags & 2))
|
|
return;
|
|
|
|
/* try to switch to the kernel console screen */
|
|
if (!cold && sc->cur_scp->index != sc_console->index &&
|
|
sc->cur_scp->smode.mode == VT_AUTO &&
|
|
sc_console->smode.mode == VT_AUTO)
|
|
sc_switch_scr(sc, sc_console->index);
|
|
}
|
|
|
|
static void
|
|
sccnclose(sc_softc_t *sc, struct sc_cnstate *sp)
|
|
{
|
|
sp->scr_opened = FALSE;
|
|
sccnscrunlock(sc, sp);
|
|
|
|
if (!sp->kbd_opened)
|
|
return;
|
|
|
|
/* Restore keyboard mode (for the current, possibly-changed scp). */
|
|
kbdd_poll(sc->kbd, FALSE);
|
|
if (--sc->kbd_open_level == 0)
|
|
(void)kbdd_ioctl(
|
|
sc->kbd, KDSKBMODE, (caddr_t)&sc->cur_scp->kbd_mode);
|
|
|
|
kbdd_disable(sc->kbd);
|
|
sp->kbd_opened = FALSE;
|
|
sccnkbdunlock(sc, sp);
|
|
}
|
|
|
|
/*
|
|
* Grabbing switches the screen and keyboard focus to sc_console and the
|
|
* keyboard mode to (K_XLATE, polled). Only switching to polled mode is
|
|
* essential (for preventing the interrupt handler from eating input
|
|
* between polls). Focus is part of the UI, and the other switches are
|
|
* work just was well when they are done on every entry and exit.
|
|
*
|
|
* Screen switches while grabbed are supported, and to maintain focus for
|
|
* this ungrabbing and closing only restore the polling state and then
|
|
* the keyboard mode if on the original screen.
|
|
*/
|
|
|
|
static void
|
|
sc_cngrab(struct consdev *cp)
|
|
{
|
|
sc_softc_t *sc;
|
|
int lev;
|
|
|
|
sc = sc_console->sc;
|
|
lev = atomic_fetchadd_int(&sc->grab_level, 1);
|
|
if (lev >= 0 && lev < 2) {
|
|
sccnopen(sc, &sc->grab_state[lev], 1 | 2);
|
|
sccnscrunlock(sc, &sc->grab_state[lev]);
|
|
sccnkbdunlock(sc, &sc->grab_state[lev]);
|
|
}
|
|
}
|
|
|
|
static void
|
|
sc_cnungrab(struct consdev *cp)
|
|
{
|
|
sc_softc_t *sc;
|
|
int lev;
|
|
|
|
sc = sc_console->sc;
|
|
lev = atomic_load_acq_int(&sc->grab_level) - 1;
|
|
if (lev >= 0 && lev < 2) {
|
|
sccnkbdlock(sc, &sc->grab_state[lev]);
|
|
sccnscrlock(sc, &sc->grab_state[lev]);
|
|
sccnclose(sc, &sc->grab_state[lev]);
|
|
}
|
|
atomic_add_int(&sc->grab_level, -1);
|
|
}
|
|
|
|
static char sc_cnputc_log[0x1000];
|
|
static u_int sc_cnputc_loghead;
|
|
static u_int sc_cnputc_logtail;
|
|
|
|
static void
|
|
sc_cnputc(struct consdev *cd, int c)
|
|
{
|
|
struct sc_cnstate st;
|
|
u_char buf[1];
|
|
scr_stat *scp = sc_console;
|
|
void *oldts, *ts;
|
|
struct sc_term_sw *oldtsw;
|
|
#ifndef SC_NO_HISTORY
|
|
#if 0
|
|
struct tty *tp;
|
|
#endif
|
|
#endif /* !SC_NO_HISTORY */
|
|
u_int head;
|
|
int s;
|
|
|
|
/* assert(sc_console != NULL) */
|
|
|
|
sccnopen(scp->sc, &st, 0);
|
|
|
|
/*
|
|
* Log the output.
|
|
*
|
|
* In the unlocked case, the logging is intentionally only
|
|
* perfectly atomic for the indexes.
|
|
*/
|
|
head = atomic_fetchadd_int(&sc_cnputc_loghead, 1);
|
|
sc_cnputc_log[head % sizeof(sc_cnputc_log)] = c;
|
|
|
|
/*
|
|
* If we couldn't open, do special reentrant output and return to defer
|
|
* normal output.
|
|
*/
|
|
if (!st.scr_opened) {
|
|
ec_putc(c);
|
|
return;
|
|
}
|
|
|
|
#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;
|
|
sc_draw_cursor_image(scp);
|
|
}
|
|
#if 0
|
|
/*
|
|
* XXX: Now that TTY's have their own locks, we cannot process
|
|
* any data after disabling scroll lock. cnputs already holds a
|
|
* spinlock.
|
|
*/
|
|
tp = SC_DEV(scp->sc, scp->index);
|
|
/* XXX "tp" can be NULL */
|
|
tty_lock(tp);
|
|
if (tty_opened(tp))
|
|
sctty_outwakeup(tp);
|
|
tty_unlock(tp);
|
|
#endif
|
|
}
|
|
#endif /* !SC_NO_HISTORY */
|
|
|
|
/* Play any output still in the log (our char may already be done). */
|
|
while (sc_cnputc_logtail != atomic_load_acq_int(&sc_cnputc_loghead)) {
|
|
buf[0] =
|
|
sc_cnputc_log[sc_cnputc_logtail++ % sizeof(sc_cnputc_log)];
|
|
if (atomic_load_acq_int(&sc_cnputc_loghead) -
|
|
sc_cnputc_logtail >=
|
|
sizeof(sc_cnputc_log))
|
|
continue;
|
|
/* Console output has a per-CPU "input" state. Switch for it.
|
|
*/
|
|
ts = sc_kts[curcpu];
|
|
if (ts != NULL) {
|
|
oldtsw = scp->tsw;
|
|
oldts = scp->ts;
|
|
scp->tsw = sc_ktsw;
|
|
scp->ts = ts;
|
|
(*scp->tsw->te_sync)(scp);
|
|
} else {
|
|
/* Only 1 tsw early. Switch only its attr. */
|
|
(*scp->tsw->te_default_attr)(
|
|
scp, sc_kattrtab[curcpu], SC_KERNEL_CONS_REV_ATTR);
|
|
}
|
|
sc_puts(scp, buf, 1);
|
|
if (ts != NULL) {
|
|
scp->tsw = oldtsw;
|
|
scp->ts = oldts;
|
|
(*scp->tsw->te_sync)(scp);
|
|
} else {
|
|
(*scp->tsw->te_default_attr)(
|
|
scp, SC_KERNEL_CONS_ATTR, SC_KERNEL_CONS_REV_ATTR);
|
|
}
|
|
}
|
|
|
|
s = spltty(); /* block sckbdevent and scrn_timer */
|
|
sccnupdate(scp);
|
|
splx(s);
|
|
sccnclose(scp->sc, &st);
|
|
}
|
|
|
|
static int
|
|
sc_cngetc(struct consdev *cd)
|
|
{
|
|
struct sc_cnstate st;
|
|
int c, s;
|
|
|
|
/* assert(sc_console != NULL) */
|
|
sccnopen(sc_console->sc, &st, 1);
|
|
s = spltty(); /* block sckbdevent and scrn_timer while we poll */
|
|
if (!st.kbd_opened) {
|
|
splx(s);
|
|
sccnclose(sc_console->sc, &st);
|
|
return -1; /* means no keyboard since we fudged the locking */
|
|
}
|
|
c = sc_cngetc_locked(&st);
|
|
splx(s);
|
|
sccnclose(sc_console->sc, &st);
|
|
return c;
|
|
}
|
|
|
|
static int
|
|
sc_cngetc_locked(struct sc_cnstate *sp)
|
|
{
|
|
static struct fkeytab fkey;
|
|
static int fkeycp;
|
|
scr_stat *scp;
|
|
const u_char *p;
|
|
int c;
|
|
|
|
/*
|
|
* Stop the screen saver and update the screen if necessary.
|
|
* What if we have been running in the screen saver code... XXX
|
|
*/
|
|
if (sp->scr_opened)
|
|
sc_touch_scrn_saver();
|
|
scp = sc_console->sc->cur_scp; /* XXX */
|
|
if (sp->scr_opened)
|
|
sccnupdate(scp);
|
|
|
|
if (fkeycp < fkey.len)
|
|
return fkey.str[fkeycp++];
|
|
|
|
c = scgetc(scp->sc, SCGETC_CN | SCGETC_NONBLOCK, sp);
|
|
|
|
switch (KEYFLAGS(c)) {
|
|
case 0: /* normal char */
|
|
return KEYCHAR(c);
|
|
case FKEY: /* function key */
|
|
p = (*scp->tsw->te_fkeystr)(scp, c);
|
|
if (p != NULL) {
|
|
fkey.len = strlen(p);
|
|
bcopy(p, fkey.str, fkey.len);
|
|
fkeycp = 1;
|
|
return fkey.str[0];
|
|
}
|
|
p = kbdd_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 (suspend_in_progress || scp->sc->font_loading_in_progress)
|
|
return;
|
|
|
|
if (kdb_active || KERNEL_PANICKED() || 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;
|
|
#ifdef DEV_SPLASH
|
|
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
|
|
|
|
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->sc->flags & SC_SCRN_BLANKED))
|
|
scrn_update(scp, TRUE);
|
|
}
|
|
|
|
static void
|
|
scrn_timer(void *arg)
|
|
{
|
|
static time_t kbd_time_stamp = 0;
|
|
sc_softc_t *sc;
|
|
scr_stat *scp;
|
|
int again, rate;
|
|
int kbdidx;
|
|
|
|
again = (arg != NULL);
|
|
if (arg != NULL)
|
|
sc = (sc_softc_t *)arg;
|
|
else if (sc_console != NULL)
|
|
sc = sc_console->sc;
|
|
else
|
|
return;
|
|
|
|
/* find the vty to update */
|
|
scp = sc->cur_scp;
|
|
|
|
/* don't do anything when we are performing some I/O operations */
|
|
if (suspend_in_progress || sc->font_loading_in_progress)
|
|
goto done;
|
|
|
|
if ((sc->kbd == NULL) && (sc->config & SC_AUTODETECT_KBD)) {
|
|
/* try to allocate a keyboard automatically */
|
|
if (kbd_time_stamp != time_uptime) {
|
|
kbd_time_stamp = time_uptime;
|
|
kbdidx = sc_allocate_keyboard(sc, -1);
|
|
if (kbdidx >= 0) {
|
|
sc->kbd = kbd_get_keyboard(kbdidx);
|
|
(void)kbdd_ioctl(sc->kbd, KDSKBMODE,
|
|
(caddr_t)&sc->cur_scp->kbd_mode);
|
|
update_kbd_state(sc->cur_scp,
|
|
sc->cur_scp->status, LOCK_MASK);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* should we stop the screen saver? */
|
|
if (kdb_active || KERNEL_PANICKED() || shutdown_in_progress)
|
|
sc_touch_scrn_saver();
|
|
if (run_scrn_saver) {
|
|
if (time_uptime > sc->scrn_time_stamp + scrn_blank_time)
|
|
sc->flags |= SC_SCRN_IDLE;
|
|
else
|
|
sc->flags &= ~SC_SCRN_IDLE;
|
|
} else {
|
|
sc->scrn_time_stamp = time_uptime;
|
|
sc->flags &= ~SC_SCRN_IDLE;
|
|
if (scrn_blank_time > 0)
|
|
run_scrn_saver = TRUE;
|
|
}
|
|
#ifdef DEV_SPLASH
|
|
if ((saver_mode != CONS_LKM_SAVER) || !(sc->flags & SC_SCRN_IDLE))
|
|
if (sc->flags & SC_SCRN_BLANKED)
|
|
stop_scrn_saver(sc, current_saver);
|
|
#endif
|
|
|
|
/* should we just return ? */
|
|
if (sc->blink_in_progress || sc->switch_in_progress ||
|
|
sc->write_in_progress)
|
|
goto done;
|
|
|
|
/* Update the screen */
|
|
scp = sc->cur_scp; /* cur_scp may have changed... */
|
|
if (!ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED))
|
|
scrn_update(scp, TRUE);
|
|
|
|
#ifdef DEV_SPLASH
|
|
/* 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
|
|
|
|
done:
|
|
if (again) {
|
|
/*
|
|
* Use reduced "refresh" rate if we are in graphics and that is
|
|
* not a graphical screen saver. In such case we just have
|
|
* nothing to do.
|
|
*/
|
|
if (ISGRAPHSC(scp) && !(sc->flags & SC_SCRN_BLANKED))
|
|
rate = 2;
|
|
else
|
|
rate = 30;
|
|
callout_reset_sbt(
|
|
&sc->ctimeout, SBT_1S / rate, 0, scrn_timer, sc, C_PREL(1));
|
|
}
|
|
}
|
|
|
|
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) */
|
|
|
|
SC_VIDEO_LOCK(scp->sc);
|
|
|
|
#ifndef SC_NO_CUTPASTE
|
|
/* remove the previous mouse pointer image if necessary */
|
|
if (scp->status & MOUSE_VISIBLE) {
|
|
s = scp->mouse_pos;
|
|
e = scp->mouse_pos + scp->xsize + 1;
|
|
if ((scp->status & (MOUSE_MOVED | MOUSE_HIDDEN)) ||
|
|
and_region(&s, &e, scp->start, scp->end) ||
|
|
((scp->status & CURSOR_ENABLED) &&
|
|
(scp->cursor_pos != scp->cursor_oldpos) &&
|
|
(and_region(&s, &e, scp->cursor_pos, scp->cursor_pos) ||
|
|
and_region(&s, &e, scp->cursor_oldpos,
|
|
scp->cursor_oldpos)))) {
|
|
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;
|
|
SC_VIDEO_UNLOCK(scp->sc);
|
|
return;
|
|
}
|
|
|
|
/* update cursor image */
|
|
if (scp->status & CURSOR_ENABLED) {
|
|
s = scp->start;
|
|
e = scp->end;
|
|
/* did cursor move since last time ? */
|
|
if (scp->cursor_pos != scp->cursor_oldpos) {
|
|
/* do we need to remove old cursor image ? */
|
|
if (!and_region(
|
|
&s, &e, scp->cursor_oldpos, scp->cursor_oldpos))
|
|
sc_remove_cursor_image(scp);
|
|
sc_draw_cursor_image(scp);
|
|
} else {
|
|
if (and_region(
|
|
&s, &e, scp->cursor_pos, scp->cursor_pos))
|
|
/* cursor didn't move, but has been overwritten
|
|
*/
|
|
sc_draw_cursor_image(scp);
|
|
else if (scp->curs_attr.flags & CONS_BLINK_CURSOR)
|
|
/* if it's a blinking cursor, update it */
|
|
(*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->sc->flags & SC_MOUSE_ENABLED) {
|
|
if (!(scp->status & (MOUSE_VISIBLE | MOUSE_HIDDEN))) {
|
|
scp->status &= ~MOUSE_MOVED;
|
|
sc_draw_mouse_image(scp);
|
|
}
|
|
}
|
|
#endif /* SC_NO_CUTPASTE */
|
|
|
|
scp->end = 0;
|
|
scp->start = scp->xsize * scp->ysize - 1;
|
|
|
|
SC_VIDEO_UNLOCK(scp->sc);
|
|
}
|
|
|
|
#ifdef DEV_SPLASH
|
|
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)) {
|
|
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))
|
|
sc_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)
|
|
vidd_load_palette(scp->sc->adp, pal);
|
|
#endif
|
|
sc_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))
|
|
sc_draw_cursor_image(scp);
|
|
--scrn_blanked;
|
|
splx(s);
|
|
return 0;
|
|
}
|
|
if (set_mode(scp) == 0) {
|
|
#ifndef SC_NO_PALETTE_LOADING
|
|
#ifdef SC_PIXEL_MODE
|
|
if (scp->sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT)
|
|
vidd_load_palette(scp->sc->adp, scp->sc->palette2);
|
|
else
|
|
#endif
|
|
vidd_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)
|
|
sc_switch_scr(sc, sc->delayed_next_scr - 1);
|
|
if (!kdb_active)
|
|
wakeup(&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(&scrn_blanked, PZERO | PCATCH, "scrsav", 0);
|
|
if ((error != 0) && (error != ERESTART))
|
|
break;
|
|
}
|
|
run_scrn_saver = FALSE;
|
|
return error;
|
|
}
|
|
#endif /* DEV_SPLASH */
|
|
|
|
void
|
|
sc_touch_scrn_saver(void)
|
|
{
|
|
scsplash_stick(FALSE);
|
|
run_scrn_saver = FALSE;
|
|
}
|
|
|
|
int
|
|
sc_switch_scr(sc_softc_t *sc, u_int next_scr)
|
|
{
|
|
scr_stat *cur_scp;
|
|
struct tty *tp;
|
|
struct proc *p;
|
|
int s;
|
|
|
|
DPRINTF(5, ("sc0: sc_switch_scr() %d ", next_scr + 1));
|
|
|
|
if (sc->cur_scp == NULL)
|
|
return (0);
|
|
|
|
/* prevent switch if previously requested */
|
|
if (sc->flags & SC_SCRN_VTYLOCK) {
|
|
sc_bell(sc->cur_scp, sc->cur_scp->bell_pitch,
|
|
sc->cur_scp->bell_duration);
|
|
return EPERM;
|
|
}
|
|
|
|
/* 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->delayed_next_scr = next_scr + 1;
|
|
sc_touch_scrn_saver();
|
|
DPRINTF(5, ("switch delayed\n"));
|
|
return 0;
|
|
}
|
|
sc->delayed_next_scr = 0;
|
|
|
|
s = spltty();
|
|
cur_scp = sc->cur_scp;
|
|
|
|
/* we are in the middle of the vty switching process... */
|
|
if (sc->switch_in_progress && (cur_scp->smode.mode == VT_PROCESS) &&
|
|
cur_scp->proc) {
|
|
p = pfind(cur_scp->pid);
|
|
if (cur_scp->proc != p) {
|
|
if (p)
|
|
PROC_UNLOCK(p);
|
|
/*
|
|
* 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, ",
|
|
cur_scp->pid));
|
|
if (cur_scp->status & SWITCH_WAIT_REL) {
|
|
/*
|
|
* Force the previous switch to finish, but
|
|
* return now with error.
|
|
*/
|
|
DPRINTF(5, ("reset WAIT_REL, "));
|
|
finish_vt_rel(cur_scp, TRUE, &s);
|
|
splx(s);
|
|
DPRINTF(5, ("finishing previous switch\n"));
|
|
return EINVAL;
|
|
} else if (cur_scp->status & SWITCH_WAIT_ACQ) {
|
|
/* let's assume screen switch has been
|
|
* completed. */
|
|
DPRINTF(5, ("reset WAIT_ACQ, "));
|
|
finish_vt_acq(cur_scp);
|
|
} 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 {
|
|
if (p)
|
|
PROC_UNLOCK(p);
|
|
/*
|
|
* 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 (cur_scp->status & SWITCH_WAIT_REL) {
|
|
switch (sc->switch_in_progress++) {
|
|
case 1:
|
|
break;
|
|
case 2:
|
|
DPRINTF(5, ("sending relsig again, "));
|
|
signal_vt_rel(cur_scp);
|
|
break;
|
|
case 3:
|
|
break;
|
|
case 4:
|
|
default:
|
|
/*
|
|
* Act as if the controlling program
|
|
* returned VT_FALSE.
|
|
*/
|
|
DPRINTF(5, ("force reset WAIT_REL, "));
|
|
finish_vt_rel(cur_scp, FALSE, &s);
|
|
splx(s);
|
|
DPRINTF(5,
|
|
("act as if VT_FALSE was seen\n"));
|
|
return EINVAL;
|
|
}
|
|
} else if (cur_scp->status & SWITCH_WAIT_ACQ) {
|
|
switch (sc->switch_in_progress++) {
|
|
case 1:
|
|
break;
|
|
case 2:
|
|
DPRINTF(5, ("sending acqsig again, "));
|
|
signal_vt_acq(cur_scp);
|
|
break;
|
|
case 3:
|
|
break;
|
|
case 4:
|
|
default:
|
|
/* clear the flag and finish the
|
|
* previous switch */
|
|
DPRINTF(5, ("force reset WAIT_ACQ, "));
|
|
finish_vt_acq(cur_scp);
|
|
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);
|
|
sc_bell(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 = SC_DEV(sc, cur_scp->index);
|
|
if ((cur_scp->index != next_scr) && tty_opened_ns(tp) &&
|
|
(cur_scp->smode.mode == VT_AUTO) && ISGRAPHSC(cur_scp)) {
|
|
splx(s);
|
|
sc_bell(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.
|
|
* If we are in DDB, don't switch to a vty in the VT_PROCESS mode.
|
|
* 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 = SC_DEV(sc, next_scr);
|
|
if (!tty_opened_ns(tp)) {
|
|
splx(s);
|
|
sc_bell(cur_scp, bios_value.bell_pitch, BELL_DURATION);
|
|
DPRINTF(5, ("error 2, requested vty isn't open!\n"));
|
|
return EINVAL;
|
|
}
|
|
if (kdb_active && SC_STAT(tp)->smode.mode == VT_PROCESS) {
|
|
splx(s);
|
|
DPRINTF(5,
|
|
("error 3, requested vty is in the VT_PROCESS mode\n"));
|
|
return EINVAL;
|
|
}
|
|
}
|
|
|
|
/* this is the start of vty switching process... */
|
|
++sc->switch_in_progress;
|
|
sc->old_scp = cur_scp;
|
|
sc->new_scp = sc_get_stat(SC_DEV(sc, next_scr));
|
|
if (sc->new_scp == sc->old_scp) {
|
|
sc->switch_in_progress = 0;
|
|
/*
|
|
* XXX wakeup() locks the scheduler lock which will hang if
|
|
* the lock is in an in-between state, e.g., when we stop at
|
|
* a breakpoint at fork_exit. It has always been wrong to call
|
|
* wakeup() when the debugger is active. In RELENG_4, wakeup()
|
|
* is supposed to be locked by splhigh(), but the debugger may
|
|
* be invoked at splhigh().
|
|
*/
|
|
if (!kdb_active)
|
|
wakeup(VTY_WCHAN(sc, next_scr));
|
|
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 */
|
|
if (!kdb_active)
|
|
wakeup(VTY_WCHAN(sc, next_scr));
|
|
|
|
/* 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)
|
|
cnavailable(sc_consptr, TRUE);
|
|
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(VTY_WCHAN(sc, sc->cur_scp->index));
|
|
|
|
/* 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)
|
|
cnavailable(sc_consptr, TRUE);
|
|
}
|
|
|
|
return s;
|
|
}
|
|
|
|
static int
|
|
vt_proc_alive(scr_stat *scp)
|
|
{
|
|
struct proc *p;
|
|
|
|
if (scp->proc) {
|
|
if ((p = pfind(scp->pid)) != NULL)
|
|
PROC_UNLOCK(p);
|
|
if (scp->proc == p)
|
|
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;
|
|
PROC_LOCK(scp->proc);
|
|
kern_psignal(scp->proc, scp->smode.relsig);
|
|
PROC_UNLOCK(scp->proc);
|
|
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)
|
|
cnavailable(sc_consptr, FALSE);
|
|
scp->status |= SWITCH_WAIT_ACQ;
|
|
PROC_LOCK(scp->proc);
|
|
kern_psignal(scp->proc, scp->smode.acqsig);
|
|
PROC_UNLOCK(scp->proc);
|
|
DPRINTF(5, ("sending acqsig to %d\n", scp->pid));
|
|
return TRUE;
|
|
}
|
|
|
|
static int
|
|
finish_vt_rel(scr_stat *scp, int release, int *s)
|
|
{
|
|
if (scp == scp->sc->old_scp && scp->status & SWITCH_WAIT_REL) {
|
|
scp->status &= ~SWITCH_WAIT_REL;
|
|
if (release)
|
|
*s = do_switch_scr(scp->sc, *s);
|
|
else
|
|
scp->sc->switch_in_progress = 0;
|
|
return 0;
|
|
}
|
|
return EINVAL;
|
|
}
|
|
|
|
static int
|
|
finish_vt_acq(scr_stat *scp)
|
|
{
|
|
if (scp == scp->sc->new_scp && scp->status & SWITCH_WAIT_ACQ) {
|
|
scp->status &= ~SWITCH_WAIT_ACQ;
|
|
scp->sc->switch_in_progress = 0;
|
|
return 0;
|
|
}
|
|
return EINVAL;
|
|
}
|
|
|
|
static void
|
|
exchange_scr(sc_softc_t *sc)
|
|
{
|
|
scr_stat *scp;
|
|
|
|
/* save the current state of video and keyboard */
|
|
sc_move_cursor(sc->old_scp, sc->old_scp->xpos, sc->old_scp->ypos);
|
|
if (!ISGRAPHSC(sc->old_scp))
|
|
sc_remove_cursor_image(sc->old_scp);
|
|
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);
|
|
scp->status |= MOUSE_HIDDEN;
|
|
sc_move_cursor(scp, scp->xpos, scp->ypos);
|
|
if (!ISGRAPHSC(scp))
|
|
sc_set_cursor_image(scp);
|
|
#ifndef SC_NO_PALETTE_LOADING
|
|
if (ISGRAPHSC(sc->old_scp)) {
|
|
#ifdef SC_PIXEL_MODE
|
|
if (sc->adp->va_info.vi_mem_model == V_INFO_MM_DIRECT)
|
|
vidd_load_palette(sc->adp, sc->palette2);
|
|
else
|
|
#endif
|
|
vidd_load_palette(sc->adp, sc->palette);
|
|
}
|
|
#endif
|
|
sc_set_border(scp, scp->border);
|
|
|
|
/* set up the keyboard for the new screen */
|
|
if (sc->kbd_open_level == 0 && sc->old_scp->kbd_mode != scp->kbd_mode)
|
|
(void)kbdd_ioctl(sc->kbd, KDSKBMODE, (caddr_t)&scp->kbd_mode);
|
|
update_kbd_state(scp, scp->status, LOCK_MASK);
|
|
|
|
mark_all(scp);
|
|
}
|
|
|
|
static void
|
|
sc_puts(scr_stat *scp, u_char *buf, int len)
|
|
{
|
|
#ifdef DEV_SPLASH
|
|
/* make screensaver happy */
|
|
if (!sticky_splash && scp == scp->sc->cur_scp && !sc_saver_keyb_only)
|
|
run_scrn_saver = FALSE;
|
|
#endif
|
|
|
|
if (scp->tsw)
|
|
(*scp->tsw->te_puts)(scp, buf, len);
|
|
if (scp->sc->delayed_next_scr)
|
|
sc_switch_scr(scp->sc, scp->sc->delayed_next_scr - 1);
|
|
}
|
|
|
|
void
|
|
sc_draw_cursor_image(scr_stat *scp)
|
|
{
|
|
/* assert(scp == scp->sc->cur_scp); */
|
|
SC_VIDEO_LOCK(scp->sc);
|
|
(*scp->rndr->draw_cursor)(scp, scp->cursor_pos,
|
|
scp->curs_attr.flags & CONS_BLINK_CURSOR, TRUE,
|
|
sc_inside_cutmark(scp, scp->cursor_pos));
|
|
scp->cursor_oldpos = scp->cursor_pos;
|
|
SC_VIDEO_UNLOCK(scp->sc);
|
|
}
|
|
|
|
void
|
|
sc_remove_cursor_image(scr_stat *scp)
|
|
{
|
|
/* assert(scp == scp->sc->cur_scp); */
|
|
SC_VIDEO_LOCK(scp->sc);
|
|
(*scp->rndr->draw_cursor)(scp, scp->cursor_oldpos,
|
|
scp->curs_attr.flags & CONS_BLINK_CURSOR, FALSE,
|
|
sc_inside_cutmark(scp, scp->cursor_oldpos));
|
|
SC_VIDEO_UNLOCK(scp->sc);
|
|
}
|
|
|
|
static void
|
|
update_cursor_image(scr_stat *scp)
|
|
{
|
|
/* assert(scp == scp->sc->cur_scp); */
|
|
sc_remove_cursor_image(scp);
|
|
sc_set_cursor_image(scp);
|
|
sc_draw_cursor_image(scp);
|
|
}
|
|
|
|
void
|
|
sc_set_cursor_image(scr_stat *scp)
|
|
{
|
|
scp->curs_attr = scp->base_curs_attr;
|
|
if (scp->curs_attr.flags & CONS_HIDDEN_CURSOR) {
|
|
/* hidden cursor is internally represented as zero-height
|
|
* underline */
|
|
scp->curs_attr.flags = CONS_CHAR_CURSOR;
|
|
scp->curs_attr.base = scp->curs_attr.height = 0;
|
|
} else if (scp->curs_attr.flags & CONS_CHAR_CURSOR) {
|
|
scp->curs_attr.base =
|
|
imin(scp->base_curs_attr.base, scp->font_size - 1);
|
|
scp->curs_attr.height = imin(scp->base_curs_attr.height,
|
|
scp->font_size - scp->curs_attr.base);
|
|
} else { /* block cursor */
|
|
scp->curs_attr.base = 0;
|
|
scp->curs_attr.height = scp->font_size;
|
|
}
|
|
|
|
/* assert(scp == scp->sc->cur_scp); */
|
|
SC_VIDEO_LOCK(scp->sc);
|
|
(*scp->rndr->set_cursor)(scp, scp->curs_attr.base,
|
|
scp->curs_attr.height, scp->curs_attr.flags & CONS_BLINK_CURSOR);
|
|
SC_VIDEO_UNLOCK(scp->sc);
|
|
}
|
|
|
|
static void
|
|
sc_adjust_ca(struct cursor_attr *cap, int flags, int base, int height)
|
|
{
|
|
if (flags & CONS_CHARCURSOR_COLORS) {
|
|
cap->bg[0] = base & 0xff;
|
|
cap->bg[1] = height & 0xff;
|
|
} else if (flags & CONS_MOUSECURSOR_COLORS) {
|
|
cap->mouse_ba = base & 0xff;
|
|
cap->mouse_ia = height & 0xff;
|
|
} else {
|
|
if (base >= 0)
|
|
cap->base = base;
|
|
if (height >= 0)
|
|
cap->height = height;
|
|
if (!(flags & CONS_SHAPEONLY_CURSOR))
|
|
cap->flags = flags & CONS_CURSOR_ATTRS;
|
|
}
|
|
}
|
|
|
|
static void
|
|
change_cursor_shape(scr_stat *scp, int flags, int base, int height)
|
|
{
|
|
if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp))
|
|
sc_remove_cursor_image(scp);
|
|
|
|
if (flags & CONS_RESET_CURSOR)
|
|
scp->base_curs_attr = scp->dflt_curs_attr;
|
|
else if (flags & CONS_DEFAULT_CURSOR) {
|
|
sc_adjust_ca(&scp->dflt_curs_attr, flags, base, height);
|
|
scp->base_curs_attr = scp->dflt_curs_attr;
|
|
} else
|
|
sc_adjust_ca(&scp->base_curs_attr, flags, base, height);
|
|
|
|
if ((scp == scp->sc->cur_scp) && !ISGRAPHSC(scp)) {
|
|
sc_set_cursor_image(scp);
|
|
sc_draw_cursor_image(scp);
|
|
}
|
|
}
|
|
|
|
void
|
|
sc_change_cursor_shape(scr_stat *scp, int flags, int base, int height)
|
|
{
|
|
sc_softc_t *sc;
|
|
struct tty *tp;
|
|
int s;
|
|
int i;
|
|
|
|
if (flags == -1)
|
|
flags = CONS_SHAPEONLY_CURSOR;
|
|
|
|
s = spltty();
|
|
if (flags & CONS_LOCAL_CURSOR) {
|
|
/* local (per vty) change */
|
|
change_cursor_shape(scp, flags, base, height);
|
|
splx(s);
|
|
return;
|
|
}
|
|
|
|
/* global change */
|
|
sc = scp->sc;
|
|
if (flags & CONS_RESET_CURSOR)
|
|
sc->curs_attr = sc->dflt_curs_attr;
|
|
else if (flags & CONS_DEFAULT_CURSOR) {
|
|
sc_adjust_ca(&sc->dflt_curs_attr, flags, base, height);
|
|
sc->curs_attr = sc->dflt_curs_attr;
|
|
} else
|
|
sc_adjust_ca(&sc->curs_attr, flags, base, height);
|
|
|
|
for (i = sc->first_vty; i < sc->first_vty + sc->vtys; ++i) {
|
|
if ((tp = SC_DEV(sc, i)) == NULL)
|
|
continue;
|
|
if ((scp = sc_get_stat(tp)) == NULL)
|
|
continue;
|
|
scp->dflt_curs_attr = sc->curs_attr;
|
|
change_cursor_shape(scp, CONS_RESET_CURSOR, -1, -1);
|
|
}
|
|
splx(s);
|
|
}
|
|
|
|
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 u_short sc_buffer[ROW * COL]; /* XXX */
|
|
#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
|
|
|
|
#ifdef SC_KERNEL_CONS_ATTRS
|
|
static const u_char dflt_kattrtab[] = SC_KERNEL_CONS_ATTRS;
|
|
#elif SC_KERNEL_CONS_ATTR == FG_WHITE
|
|
static const u_char dflt_kattrtab[] = {
|
|
FG_WHITE,
|
|
FG_YELLOW,
|
|
FG_LIGHTMAGENTA,
|
|
FG_LIGHTRED,
|
|
FG_LIGHTCYAN,
|
|
FG_LIGHTGREEN,
|
|
FG_LIGHTBLUE,
|
|
FG_GREEN,
|
|
0,
|
|
};
|
|
#else
|
|
static const u_char dflt_kattrtab[] = {
|
|
FG_WHITE,
|
|
0,
|
|
};
|
|
#endif
|
|
sc_softc_t *sc;
|
|
scr_stat *scp;
|
|
video_adapter_t *adp;
|
|
int col;
|
|
int kbdidx;
|
|
int row;
|
|
int i;
|
|
|
|
/* one time initialization */
|
|
if (init_done == COLD) {
|
|
sc_get_bios_values(&bios_value);
|
|
for (i = 0; i < nitems(sc_kattrtab); i++)
|
|
sc_kattrtab[i] =
|
|
dflt_kattrtab[i % (nitems(dflt_kattrtab) - 1)];
|
|
}
|
|
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);
|
|
if ((sc->flags & SC_INIT_DONE) == 0)
|
|
SC_VIDEO_LOCKINIT(sc);
|
|
|
|
adp = NULL;
|
|
if (sc->adapter >= 0) {
|
|
vid_release(sc->adp, (void *)&sc->adapter);
|
|
adp = sc->adp;
|
|
sc->adp = NULL;
|
|
}
|
|
if (sc->kbd != NULL) {
|
|
DPRINTF(5, ("sc%d: releasing kbd%d\n", unit,
|
|
sc->kbd->kb_index));
|
|
i = kbd_release(sc->kbd, (void *)&sc->kbd);
|
|
DPRINTF(5, ("sc%d: kbd_release returned %d\n", unit, i));
|
|
if (sc->kbd != NULL) {
|
|
DPRINTF(5,
|
|
("sc%d: kbd != NULL!, index:%d, unit:%d, flags:0x%x\n",
|
|
unit, sc->kbd->kb_index, sc->kbd->kb_unit,
|
|
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)) */
|
|
|
|
kbdidx = sc_allocate_keyboard(sc, unit);
|
|
DPRINTF(1, ("sc%d: keyboard %d\n", unit, kbdidx));
|
|
|
|
sc->kbd = kbd_get_keyboard(kbdidx);
|
|
if (sc->kbd != NULL) {
|
|
DPRINTF(1,
|
|
("sc%d: kbd index:%d, unit:%d, flags:0x%x\n", unit,
|
|
sc->kbd->kb_index, sc->kbd->kb_unit,
|
|
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 */
|
|
vidd_read_hw_cursor(sc->adp, &col, &row);
|
|
vidd_set_hw_cursor(sc->adp, -1, -1);
|
|
|
|
/* set up the first console */
|
|
sc->first_vty = unit * MAXCONS;
|
|
sc->vtys = MAXCONS; /* XXX: should be configurable */
|
|
if (flags & SC_KERNEL_CONSOLE) {
|
|
/*
|
|
* Set up devs structure but don't use it yet, calling
|
|
* make_dev() might panic kernel. Wait for
|
|
* sc_attach_unit() to actually create the devices.
|
|
*/
|
|
sc->dev = main_devs;
|
|
scp = &main_console;
|
|
init_scp(sc, sc->first_vty, scp);
|
|
sc_vtb_init(&scp->vtb, VTB_MEMORY, scp->xsize,
|
|
scp->ysize, (void *)sc_buffer, FALSE);
|
|
if (sc_init_emulator(scp, SC_DFLT_TERM))
|
|
sc_init_emulator(scp, "*");
|
|
(*scp->tsw->te_default_attr)(
|
|
scp, SC_KERNEL_CONS_ATTR, SC_KERNEL_CONS_REV_ATTR);
|
|
} else {
|
|
/* assert(sc_malloc) */
|
|
sc->dev = malloc(sizeof(struct tty *) * sc->vtys,
|
|
M_DEVBUF, M_WAITOK | M_ZERO);
|
|
sc->dev[0] = sc_alloc_tty(0, unit * MAXCONS);
|
|
scp = alloc_scp(sc, sc->first_vty);
|
|
SC_STAT(sc->dev[0]) = scp;
|
|
}
|
|
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);
|
|
|
|
/* Sync h/w cursor position to s/w (sc and teken). */
|
|
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;
|
|
(*scp->tsw->te_sync)(scp);
|
|
|
|
sc->dflt_curs_attr.base = 0;
|
|
sc->dflt_curs_attr.height = howmany(scp->font_size, 8);
|
|
sc->dflt_curs_attr.flags = 0;
|
|
sc->dflt_curs_attr.bg[0] = FG_RED;
|
|
sc->dflt_curs_attr.bg[1] = FG_LIGHTGREY;
|
|
sc->dflt_curs_attr.bg[2] = FG_BLUE;
|
|
sc->dflt_curs_attr.mouse_ba = FG_WHITE;
|
|
sc->dflt_curs_attr.mouse_ia = FG_RED;
|
|
sc->curs_attr = sc->dflt_curs_attr;
|
|
scp->base_curs_attr = scp->dflt_curs_attr = sc->curs_attr;
|
|
scp->curs_attr = scp->base_curs_attr;
|
|
|
|
#ifndef SC_NO_SYSMOUSE
|
|
sc_mouse_move(scp, scp->xpixel / 2, scp->ypixel / 2);
|
|
#endif
|
|
if (!ISGRAPHSC(scp)) {
|
|
sc_set_cursor_image(scp);
|
|
sc_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) {
|
|
sc_load_font(scp, 0, 8, 8, sc->font_8, 0, 256);
|
|
} else if (scp->font_size >= 16) {
|
|
sc_load_font(
|
|
scp, 0, 16, 8, sc->font_16, 0, 256);
|
|
} else {
|
|
sc_load_font(
|
|
scp, 0, 14, 8, sc->font_14, 0, 256);
|
|
}
|
|
#else /* !SC_DFLT_FONT */
|
|
if (scp->font_size < 14) {
|
|
sc_save_font(scp, 0, 8, 8, sc->font_8, 0, 256);
|
|
sc->fonts_loaded = FONT_8;
|
|
} else if (scp->font_size >= 16) {
|
|
sc_save_font(
|
|
scp, 0, 16, 8, sc->font_16, 0, 256);
|
|
sc->fonts_loaded = FONT_16;
|
|
} else {
|
|
sc_save_font(
|
|
scp, 0, 14, 8, sc->font_14, 0, 256);
|
|
sc->fonts_loaded = FONT_14;
|
|
}
|
|
#endif /* SC_DFLT_FONT */
|
|
/* FONT KLUDGE: always use the font page #0. XXX */
|
|
sc_show_font(scp, 0);
|
|
}
|
|
#endif /* !SC_NO_FONT_LOADING */
|
|
|
|
#ifndef SC_NO_PALETTE_LOADING
|
|
vidd_save_palette(sc->adp, sc->palette);
|
|
#ifdef SC_PIXEL_MODE
|
|
for (i = 0; i < sizeof(sc->palette2); i++)
|
|
sc->palette2[i] = i / 3;
|
|
#endif
|
|
#endif
|
|
|
|
#ifdef DEV_SPLASH
|
|
if (!(sc->flags & SC_SPLASH_SCRN)) {
|
|
/* we are ready to put up the splash image! */
|
|
splash_init(sc->adp, scsplash_callback, sc);
|
|
sc->flags |= SC_SPLASH_SCRN;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/* the rest is not necessary, if we have done it once */
|
|
if (sc->flags & SC_INIT_DONE)
|
|
return;
|
|
|
|
/* 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;
|
|
}
|
|
|
|
static void
|
|
scterm(int unit, int flags)
|
|
{
|
|
sc_softc_t *sc;
|
|
scr_stat *scp;
|
|
|
|
sc = sc_get_softc(unit, flags & SC_KERNEL_CONSOLE);
|
|
if (sc == NULL)
|
|
return; /* shouldn't happen */
|
|
|
|
#ifdef DEV_SPLASH
|
|
/* 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
|
|
|
|
#if 0 /* XXX */
|
|
/* move the hardware cursor to the upper-left corner */
|
|
vidd_set_hw_cursor(sc->adp, 0, 0);
|
|
#endif
|
|
|
|
/* release the keyboard and the video card */
|
|
if (sc->kbd != NULL)
|
|
kbd_release(sc->kbd, &sc->kbd);
|
|
if (sc->adapter >= 0)
|
|
vid_release(sc->adp, &sc->adapter);
|
|
|
|
/* stop the terminal emulator, if any */
|
|
scp = sc_get_stat(sc->dev[0]);
|
|
if (scp->tsw)
|
|
(*scp->tsw->te_term)(scp, &scp->ts);
|
|
mtx_destroy(&sc->video_mtx);
|
|
|
|
/* clear the structure */
|
|
if (!(flags & SC_KERNEL_CONSOLE)) {
|
|
free(scp->ts, M_DEVBUF);
|
|
/* XXX: We need delete_dev() for this */
|
|
free(sc->dev, M_DEVBUF);
|
|
#if 0
|
|
/* XXX: We need a ttyunregister for this */
|
|
free(sc->tty, 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->adapter = -1;
|
|
}
|
|
|
|
static void
|
|
scshutdown(__unused void *arg, __unused int howto)
|
|
{
|
|
|
|
KASSERT(sc_console != NULL, ("sc_console != NULL"));
|
|
KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL"));
|
|
KASSERT(sc_console->sc->cur_scp != NULL,
|
|
("sc_console->sc->cur_scp != NULL"));
|
|
|
|
sc_touch_scrn_saver();
|
|
if (!cold && sc_console->sc->cur_scp->index != sc_console->index &&
|
|
sc_console->sc->cur_scp->smode.mode == VT_AUTO &&
|
|
sc_console->smode.mode == VT_AUTO)
|
|
sc_switch_scr(sc_console->sc, sc_console->index);
|
|
shutdown_in_progress = TRUE;
|
|
}
|
|
|
|
static void
|
|
scsuspend(__unused void *arg)
|
|
{
|
|
int retry;
|
|
|
|
KASSERT(sc_console != NULL, ("sc_console != NULL"));
|
|
KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL"));
|
|
KASSERT(sc_console->sc->cur_scp != NULL,
|
|
("sc_console->sc->cur_scp != NULL"));
|
|
|
|
sc_susp_scr = sc_console->sc->cur_scp->index;
|
|
if (sc_no_suspend_vtswitch || sc_susp_scr == sc_console->index) {
|
|
sc_touch_scrn_saver();
|
|
sc_susp_scr = -1;
|
|
return;
|
|
}
|
|
for (retry = 0; retry < 10; retry++) {
|
|
sc_switch_scr(sc_console->sc, sc_console->index);
|
|
if (!sc_console->sc->switch_in_progress)
|
|
break;
|
|
pause("scsuspend", hz);
|
|
}
|
|
suspend_in_progress = TRUE;
|
|
}
|
|
|
|
static void
|
|
scresume(__unused void *arg)
|
|
{
|
|
|
|
KASSERT(sc_console != NULL, ("sc_console != NULL"));
|
|
KASSERT(sc_console->sc != NULL, ("sc_console->sc != NULL"));
|
|
KASSERT(sc_console->sc->cur_scp != NULL,
|
|
("sc_console->sc->cur_scp != NULL"));
|
|
|
|
suspend_in_progress = FALSE;
|
|
if (sc_susp_scr < 0) {
|
|
update_font(sc_console->sc->cur_scp);
|
|
return;
|
|
}
|
|
sc_switch_scr(sc_console->sc, sc_susp_scr);
|
|
}
|
|
|
|
int
|
|
sc_clean_up(scr_stat *scp)
|
|
{
|
|
#ifdef DEV_SPLASH
|
|
int error;
|
|
#endif
|
|
|
|
if (scp->sc->flags & SC_SCRN_BLANKED) {
|
|
sc_touch_scrn_saver();
|
|
#ifdef DEV_SPLASH
|
|
if ((error = wait_scrn_saver_stop(scp->sc)))
|
|
return error;
|
|
#endif
|
|
}
|
|
scp->status |= MOUSE_HIDDEN;
|
|
sc_remove_mouse_image(scp);
|
|
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;
|
|
|
|
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 {
|
|
scp->vtb = new;
|
|
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);
|
|
if (sc_init_emulator(scp, SC_DFLT_TERM))
|
|
sc_init_emulator(scp, "*");
|
|
|
|
#ifndef SC_NO_CUTPASTE
|
|
sc_alloc_cut_buffer(scp, TRUE);
|
|
#endif
|
|
|
|
#ifndef SC_NO_HISTORY
|
|
sc_alloc_history_buffer(scp, 0, 0, TRUE);
|
|
#endif
|
|
|
|
return scp;
|
|
}
|
|
|
|
static void
|
|
init_scp(sc_softc_t *sc, int vty, scr_stat *scp)
|
|
{
|
|
video_info_t info;
|
|
|
|
bzero(scp, sizeof(*scp));
|
|
|
|
scp->index = vty;
|
|
scp->sc = sc;
|
|
scp->status = 0;
|
|
scp->mode = sc->initial_mode;
|
|
vidd_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 / info.vi_cwidth;
|
|
scp->ysize = info.vi_height / info.vi_cheight;
|
|
scp->font_size = 0;
|
|
scp->font = NULL;
|
|
} else {
|
|
scp->xsize = info.vi_width;
|
|
scp->ysize = info.vi_height;
|
|
scp->xpixel = scp->xsize * info.vi_cwidth;
|
|
scp->ypixel = scp->ysize * info.vi_cheight;
|
|
}
|
|
|
|
scp->font_size = info.vi_cheight;
|
|
scp->font_width = info.vi_cwidth;
|
|
#ifndef SC_NO_FONT_LOADING
|
|
if (info.vi_cheight < 14)
|
|
scp->font = sc->font_8;
|
|
else if (info.vi_cheight >= 16)
|
|
scp->font = sc->font_16;
|
|
else
|
|
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->start = scp->xsize * scp->ysize - 1;
|
|
scp->end = 0;
|
|
scp->tsw = NULL;
|
|
scp->ts = NULL;
|
|
scp->rndr = NULL;
|
|
scp->border = (SC_NORM_ATTR >> 4) & 0x0f;
|
|
scp->base_curs_attr = scp->dflt_curs_attr = sc->curs_attr;
|
|
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 | MOUSE_HIDDEN;
|
|
scp->pid = 0;
|
|
scp->proc = NULL;
|
|
scp->smode.mode = VT_AUTO;
|
|
scp->history = NULL;
|
|
scp->history_pos = 0;
|
|
scp->history_size = 0;
|
|
}
|
|
|
|
int
|
|
sc_init_emulator(scr_stat *scp, char *name)
|
|
{
|
|
sc_term_sw_t *sw;
|
|
sc_rndr_sw_t *rndr;
|
|
void *p;
|
|
int error;
|
|
|
|
if (name == NULL) /* if no name is given, use the current emulator */
|
|
sw = scp->tsw;
|
|
else /* ...otherwise find the named emulator */
|
|
sw = sc_term_match(name);
|
|
if (sw == NULL)
|
|
return EINVAL;
|
|
|
|
rndr = NULL;
|
|
if (strcmp(sw->te_renderer, "*") != 0) {
|
|
rndr = sc_render_match(scp, sw->te_renderer,
|
|
scp->status & (GRAPHICS_MODE | PIXEL_MODE));
|
|
}
|
|
if (rndr == NULL) {
|
|
rndr = sc_render_match(scp, scp->sc->adp->va_name,
|
|
scp->status & (GRAPHICS_MODE | PIXEL_MODE));
|
|
if (rndr == NULL)
|
|
return ENODEV;
|
|
}
|
|
|
|
if (sw == scp->tsw) {
|
|
error = (*sw->te_init)(scp, &scp->ts, SC_TE_WARM_INIT);
|
|
scp->rndr = rndr;
|
|
scp->rndr->init(scp);
|
|
sc_clear_screen(scp);
|
|
/* assert(error == 0); */
|
|
return error;
|
|
}
|
|
|
|
if (sc_malloc && (sw->te_size > 0))
|
|
p = malloc(sw->te_size, M_DEVBUF, M_NOWAIT);
|
|
else
|
|
p = NULL;
|
|
error = (*sw->te_init)(scp, &p, SC_TE_COLD_INIT);
|
|
if (error)
|
|
return error;
|
|
|
|
if (scp->tsw)
|
|
(*scp->tsw->te_term)(scp, &scp->ts);
|
|
if (scp->ts != NULL)
|
|
free(scp->ts, M_DEVBUF);
|
|
scp->tsw = sw;
|
|
scp->ts = p;
|
|
scp->rndr = rndr;
|
|
scp->rndr->init(scp);
|
|
|
|
(*sw->te_default_attr)(scp, SC_NORM_ATTR, SC_NORM_REV_ATTR);
|
|
sc_clear_screen(scp);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* 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, struct sc_cnstate *sp)
|
|
{
|
|
scr_stat *scp;
|
|
#ifndef SC_NO_HISTORY
|
|
struct tty *tp;
|
|
#endif
|
|
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 (;;) {
|
|
if (flags & SCGETC_CN)
|
|
sccnscrunlock(sc, sp);
|
|
c = kbdd_read_char(sc->kbd, !(flags & SCGETC_NONBLOCK));
|
|
if (flags & SCGETC_CN)
|
|
sccnscrlock(sc, sp);
|
|
if (c == ERRKEY) {
|
|
if (!(flags & SCGETC_CN))
|
|
sc_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();
|
|
|
|
if (!(flags & SCGETC_CN))
|
|
random_harvest_queue(&c, sizeof(c), RANDOM_KEYBOARD);
|
|
|
|
if (sc->kbd_open_level == 0 && 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;
|
|
sc_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))
|
|
sc_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))
|
|
sc_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; i < scp->ysize; i++)
|
|
if (sc_hist_up_line(scp)) {
|
|
if (!(flags & SCGETC_CN))
|
|
sc_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; i < scp->ysize; i++)
|
|
if (sc_hist_down_line(scp)) {
|
|
if (!(flags & SCGETC_CN))
|
|
sc_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:
|
|
(void)kbdd_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;
|
|
sc_draw_cursor_image(
|
|
scp);
|
|
}
|
|
/* Only safe in Giant-locked
|
|
* context. */
|
|
tp = SC_DEV(sc, scp->index);
|
|
if (!(flags & SCGETC_CN) &&
|
|
tty_opened_ns(tp))
|
|
sctty_outwakeup(tp);
|
|
#endif
|
|
}
|
|
}
|
|
break;
|
|
|
|
case PASTE:
|
|
#ifndef SC_NO_CUTPASTE
|
|
sc_mouse_paste(scp);
|
|
#endif
|
|
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:
|
|
#ifdef DEV_SPLASH
|
|
/* 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
|
|
* explicitly. 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 /* DEV_SPLASH */
|
|
break;
|
|
|
|
case RBT:
|
|
#ifndef SC_DISABLE_REBOOT
|
|
if (enable_reboot && !(flags & SCGETC_CN))
|
|
shutdown_nice(0);
|
|
#endif
|
|
break;
|
|
|
|
case HALT:
|
|
#ifndef SC_DISABLE_REBOOT
|
|
if (enable_reboot && !(flags & SCGETC_CN))
|
|
shutdown_nice(RB_HALT);
|
|
#endif
|
|
break;
|
|
|
|
case PDWN:
|
|
#ifndef SC_DISABLE_REBOOT
|
|
if (enable_reboot && !(flags & SCGETC_CN))
|
|
shutdown_nice(RB_HALT | RB_POWEROFF);
|
|
#endif
|
|
break;
|
|
|
|
case SUSP:
|
|
power_pm_suspend(POWER_SLEEP_STATE_SUSPEND);
|
|
break;
|
|
case STBY:
|
|
power_pm_suspend(POWER_SLEEP_STATE_STANDBY);
|
|
break;
|
|
|
|
case DBG:
|
|
#ifndef SC_DISABLE_KDBKEY
|
|
if (enable_kdbkey)
|
|
kdb_break();
|
|
#endif
|
|
break;
|
|
|
|
case PNC:
|
|
if (enable_panic_key)
|
|
panic("Forced by the panic key");
|
|
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 =
|
|
SC_DEV(sc, sc->first_vty + i);
|
|
if (tty_opened_ns(tp)) {
|
|
sc_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 =
|
|
SC_DEV(sc, sc->first_vty + i);
|
|
if (tty_opened_ns(tp)) {
|
|
sc_switch_scr(
|
|
scp->sc, sc->first_vty + i);
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
|
|
default:
|
|
if (KEYCHAR(c) >= F_SCR &&
|
|
KEYCHAR(c) <= L_SCR) {
|
|
sc_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 !defined(SC_DISABLE_KDBKEY) && defined(KDB)
|
|
if (enable_kdbkey)
|
|
kdb_alt_break(c, &sc->sc_altbrk);
|
|
#endif
|
|
if (!(sc->flags & SC_SCRN_BLANKED))
|
|
return c;
|
|
}
|
|
}
|
|
|
|
goto next_code;
|
|
}
|
|
|
|
static int
|
|
sctty_mmap(struct tty *tp, vm_ooffset_t offset, vm_paddr_t *paddr, int nprot,
|
|
vm_memattr_t *memattr)
|
|
{
|
|
scr_stat *scp;
|
|
|
|
scp = sc_get_stat(tp);
|
|
if (scp != scp->sc->cur_scp)
|
|
return -1;
|
|
return vidd_mmap(scp->sc->adp, offset, paddr, nprot, memattr);
|
|
}
|
|
|
|
static void
|
|
update_font(scr_stat *scp)
|
|
{
|
|
#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)
|
|
sc_load_font(scp, 0, 8, 8,
|
|
scp->sc->font_8, 0, 256);
|
|
} else if (scp->font_size >= 16) {
|
|
if (scp->sc->fonts_loaded & FONT_16)
|
|
sc_load_font(scp, 0, 16, 8,
|
|
scp->sc->font_16, 0, 256);
|
|
} else {
|
|
if (scp->sc->fonts_loaded & FONT_14)
|
|
sc_load_font(scp, 0, 14, 8,
|
|
scp->sc->font_14, 0, 256);
|
|
}
|
|
/*
|
|
* 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
|
|
*/
|
|
sc_show_font(scp, 0);
|
|
}
|
|
mark_all(scp);
|
|
}
|
|
#endif /* !SC_NO_FONT_LOADING */
|
|
}
|
|
|
|
static int
|
|
save_kbd_state(scr_stat *scp)
|
|
{
|
|
int state;
|
|
int error;
|
|
|
|
error = kbdd_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 = kbdd_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 = kbdd_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 = kbdd_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 (vidd_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 */
|
|
vidd_set_mode(scp->sc->adp, scp->mode);
|
|
scp->rndr->init(scp);
|
|
sc_vtb_init(&scp->scr, VTB_FRAMEBUFFER, scp->xsize, scp->ysize,
|
|
(void *)scp->sc->adp->va_window, FALSE);
|
|
|
|
update_font(scp);
|
|
|
|
sc_set_border(scp, scp->border);
|
|
sc_set_cursor_image(scp);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
sc_set_border(scr_stat *scp, int color)
|
|
{
|
|
SC_VIDEO_LOCK(scp->sc);
|
|
(*scp->rndr->draw_border)(scp, color);
|
|
SC_VIDEO_UNLOCK(scp->sc);
|
|
}
|
|
|
|
#ifndef SC_NO_FONT_LOADING
|
|
void
|
|
sc_load_font(scr_stat *scp, int page, int size, int width, u_char *buf,
|
|
int base, int count)
|
|
{
|
|
sc_softc_t *sc;
|
|
|
|
sc = scp->sc;
|
|
sc->font_loading_in_progress = TRUE;
|
|
vidd_load_font(sc->adp, page, size, width, buf, base, count);
|
|
sc->font_loading_in_progress = FALSE;
|
|
}
|
|
|
|
void
|
|
sc_save_font(scr_stat *scp, int page, int size, int width, u_char *buf,
|
|
int base, int count)
|
|
{
|
|
sc_softc_t *sc;
|
|
|
|
sc = scp->sc;
|
|
sc->font_loading_in_progress = TRUE;
|
|
vidd_save_font(sc->adp, page, size, width, buf, base, count);
|
|
sc->font_loading_in_progress = FALSE;
|
|
}
|
|
|
|
void
|
|
sc_show_font(scr_stat *scp, int page)
|
|
{
|
|
vidd_show_font(scp->sc->adp, page);
|
|
}
|
|
#endif /* !SC_NO_FONT_LOADING */
|
|
|
|
void
|
|
sc_paste(scr_stat *scp, const u_char *p, int count)
|
|
{
|
|
struct tty *tp;
|
|
u_char *rmap;
|
|
|
|
tp = SC_DEV(scp->sc, scp->sc->cur_scp->index);
|
|
if (!tty_opened_ns(tp))
|
|
return;
|
|
rmap = scp->sc->scr_rmap;
|
|
for (; count > 0; --count)
|
|
ttydisc_rint(tp, rmap[*p++], 0);
|
|
ttydisc_rint_done(tp);
|
|
}
|
|
|
|
void
|
|
sc_respond(scr_stat *scp, const u_char *p, int count, int wakeup)
|
|
{
|
|
struct tty *tp;
|
|
|
|
tp = SC_DEV(scp->sc, scp->sc->cur_scp->index);
|
|
if (!tty_opened_ns(tp))
|
|
return;
|
|
ttydisc_rint_simple(tp, p, count);
|
|
if (wakeup) {
|
|
/* XXX: we can't always call ttydisc_rint_done() here! */
|
|
ttydisc_rint_done(tp);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* pitch is the divisor for 1.193182MHz PIT clock. By dividing 1193172 / pitch,
|
|
* we convert it back to Hz.
|
|
* duration is in ticks of 1/hz.
|
|
*/
|
|
void
|
|
sc_bell(scr_stat *scp, int pitch, int duration)
|
|
{
|
|
if (cold || kdb_active || shutdown_in_progress || !enable_bell)
|
|
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 (duration != 0 && pitch != 0) {
|
|
if (scp != scp->sc->cur_scp)
|
|
pitch *= 2;
|
|
sysbeep(1193182 / pitch, SBT_1S * duration / hz);
|
|
}
|
|
}
|
|
|
|
static int
|
|
sc_kattr(void)
|
|
{
|
|
if (sc_console == NULL)
|
|
return (SC_KERNEL_CONS_ATTR); /* for very early, before pcpu */
|
|
return (sc_kattrtab[curcpu % nitems(sc_kattrtab)]);
|
|
}
|
|
|
|
static void
|
|
blink_screen(void *arg)
|
|
{
|
|
scr_stat *scp = arg;
|
|
struct tty *tp;
|
|
|
|
if (ISGRAPHSC(scp) || (scp->sc->blink_in_progress <= 1)) {
|
|
scp->sc->blink_in_progress = 0;
|
|
mark_all(scp);
|
|
tp = SC_DEV(scp->sc, scp->index);
|
|
if (tty_opened_ns(tp))
|
|
sctty_outwakeup(tp);
|
|
if (scp->sc->delayed_next_scr)
|
|
sc_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--;
|
|
callout_reset_sbt(&scp->sc->cblink, SBT_1S / 15, 0,
|
|
blink_screen, scp, C_PREL(0));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Until sc_attach_unit() gets called no dev structures will be available
|
|
* to store the per-screen current status. This is the case when the
|
|
* kernel is initially booting and needs access to its console. During
|
|
* this early phase of booting the console's current status is kept in
|
|
* one statically defined scr_stat structure, and any pointers to the
|
|
* dev structures will be NULL.
|
|
*/
|
|
|
|
static scr_stat *
|
|
sc_get_stat(struct tty *tp)
|
|
{
|
|
if (tp == NULL)
|
|
return (&main_console);
|
|
return (SC_STAT(tp));
|
|
}
|
|
|
|
/*
|
|
* Allocate active keyboard. Try to allocate "kbdmux" keyboard first, and,
|
|
* if found, add all non-busy keyboards to "kbdmux". Otherwise look for
|
|
* any keyboard.
|
|
*/
|
|
|
|
static int
|
|
sc_allocate_keyboard(sc_softc_t *sc, int unit)
|
|
{
|
|
int idx0, idx;
|
|
keyboard_t *k0, *k;
|
|
keyboard_info_t ki;
|
|
|
|
idx0 =
|
|
kbd_allocate("kbdmux", -1, (void *)&sc->kbd, sckbdevent, sc);
|
|
if (idx0 != -1) {
|
|
k0 = kbd_get_keyboard(idx0);
|
|
|
|
for (idx = kbd_find_keyboard2("*", -1, 0); idx != -1;
|
|
idx = kbd_find_keyboard2("*", -1, idx + 1)) {
|
|
k = kbd_get_keyboard(idx);
|
|
|
|
if (idx == idx0 || KBD_IS_BUSY(k))
|
|
continue;
|
|
|
|
bzero(&ki, sizeof(ki));
|
|
strcpy(ki.kb_name, k->kb_name);
|
|
ki.kb_unit = k->kb_unit;
|
|
|
|
(void)kbdd_ioctl(k0, KBADDKBD, (caddr_t)&ki);
|
|
}
|
|
} else
|
|
idx0 = kbd_allocate(
|
|
"*", unit, (void *)&sc->kbd, sckbdevent, sc);
|
|
|
|
return (idx0);
|
|
}
|