From 09e69605b16070de8ce317d86ad736d665a58906 Mon Sep 17 00:00:00 2001 From: Marcus Brinkmann Date: Tue, 17 Sep 2002 12:26:10 +0000 Subject: 2002-09-17 Marcus Brinkmann * Makefile (prog-subdirs): Add console-client. sutils/ 2002-09-17 Marcus Brinkmann * MAKEDEV.sh (mkdev: vcs): New console device. (mkdev: tty[0-9a-f]|tty[0-9][0-9a-f]): Replaced with new rules for tty[1-9][0-9]. utils/ 2002-09-17 Marcus Brinkmann * console-ncurses.c: File removed (the ncursesw console client is now a driver in the console-client). * Makefile: Revert 2002-08-22 change: Do not include`../config.make'. (targets) [LIBNCURSES]: Removed. (SRCS) [LIBNCURSES]: Likewise. (HURDLIBS) [LIBNCURSES]: Likewise. (console-ncurses): Target removed. (console-ncurses-CPPFLAGS): Removed. (console-ncurses-LDLIBS): Likewise. console-client/ 2002-09-17 Marcus Brinkmann * Makefile, bdf.c, bdf.h, bell.h, console.c, display.h, driver.c, driver.h, generic-speaker.c, input.h, pc-kbd.c, timer.c, timer.h, unicode.h, vga.c, vga-dynacolor.c, vga-dynacolor.h, vga-dynafont.c, vga-dynafont.h, vga-hw.h, vga-support.c, vga-support.h: New file. --- console-client/timer.h | 72 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 72 insertions(+) create mode 100644 console-client/timer.h (limited to 'console-client/timer.h') diff --git a/console-client/timer.h b/console-client/timer.h new file mode 100644 index 00000000..4204192e --- /dev/null +++ b/console-client/timer.h @@ -0,0 +1,72 @@ +/* timer.h - Interface to a timer module for Mach. + Copyright (C) 1995,96,2000,02 Free Software Foundation, Inc. + Written by Michael I. Bushnell, p/BSG and Marcus Brinkmann. + + This file is part of the GNU Hurd. + + The GNU Hurd is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2, or (at + your option) any later version. + + The GNU Hurd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. */ + +#ifndef _TIMER_H_ +#define _TIMER_H_ + +#include +#include + + +/* Initialize the timer component. Must be called once at startup. */ +error_t timer_init (void); + +/* The data structure of a timer. A user can set the values EXPIRES, + DATA and FUNCTION, and should leave the other fields alone. */ +struct timer_list +{ + struct timer_list *next, **prev; /* things like to test "T->prev != NULL" */ + long long expires; + + /* The function to be called when the timer expires. If the + function returns a non-zero value, the timer is put back on the + list. */ + int (*fnc) (void *); + void *fnc_data; +}; + +/* Initialize the timer TIMER. */ +void timer_clear (struct timer_list *timer); + +/* Add the timer TIMER to the list. */ +void timer_add (struct timer_list *timer); + +/* Remove the timer TIMER from the list. */ +int timer_remove (struct timer_list *timer); + +/* Change the expiration time of the timer TIMER to EXPIRES. */ +void timer_change (struct timer_list *timer, long long expires); + +extern inline long long +fetch_jiffies () +{ + extern volatile struct mapped_time_value *timer_mapped_time; + extern long long timer_root_jiffies; + struct timeval tv; + long long j; + + maptime_read (timer_mapped_time, &tv); + +#define HZ 100 + j = (long long) tv.tv_sec * HZ + ((long long) tv.tv_usec * HZ) / 1000000; + return j - timer_root_jiffies; +} + +#endif /* _TIMER_H_ */ -- cgit v1.2.3