main.c File Reference

#include <libc.h>
#include <core.h>
#include "timerreg.h"
#include "timervar.h"
#include "libtimer.h"
#include "libpic.h"

Defines
#define	IO_TIMER1   0x040
#define	IO_TIMER2   0x048
#define	MAXTIMER   40
#define	QUANTUM_DFLT   20000
#define	STEP_DFLT   500
#define	DIVISOR_DFLT   6000
#define	TIMER_USAGE   "usage: timer [-uv][-d divisor][-Q quantum_usecs][-q quantum_ticks]"
Functions
u_int	usecs_to_ticks (u_int frq, u_int usecs)
u_int	ticks_to_usecs (u_int frq, u_int ticks)
void	do_eoi (int irq)
void	do_tick_except (int cpu)
void	tick_except (int cpu)
void	pit_init (u_int16_t divisor, u_int *freq)
void	sys_timer_register (t_tcb *caller)
void	sys_timer_unregister (t_tcb *caller)
void	sys_timer_gfrq (t_tcb *caller)
void	sys_timer_gettimeofday (t_tcb *caller)
void	sys_timer_dump (t_tcb *caller)
void	do_timersrv_syscall ()
void	timersrv_syscall ()
void	create_timersrv (int cpu)
u_int	create_tick (int cpu)
void	treat_dead (pid_t deadpid)
void	signotify (int sig)
void	timerd_main ()
pid_t	create_timerd ()
int	main (int argc, char **argv)
Variables
t_timer_info	info
t_timer	timers [MAXTIMER]
int	lost_ticks [NB_CPUS]

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Define Documentation

#define DIVISOR_DFLT   6000

#define IO_TIMER1   0x040

#define IO_TIMER2   0x048

#define MAXTIMER   40

#define QUANTUM_DFLT   20000

#define STEP_DFLT   500

#define TIMER_USAGE   "usage: timer [-uv][-d divisor][-Q quantum_usecs][-q quantum_ticks]"

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Function Documentation

u_int create_tick (  int  cpu  )

allocate a task for tick

pid_t create_timerd (   )

allocate a task for timer server

void create_timersrv (  int  cpu  )

allocate a task for timer server

void do_eoi (  int  irq  )

void do_tick_except (  int  cpu  )

void do_timersrv_syscall (   )

int main (  int  argc, char **  argv )

void pit_init (  u_int16_t  divisor, u_int *  freq )

void signotify (  int  sig  )

void sys_timer_dump (  t_tcb *  caller  )

void sys_timer_gettimeofday (  t_tcb *  caller  )

void sys_timer_gfrq (  t_tcb *  caller  )

void sys_timer_register (  t_tcb *  caller  )

void sys_timer_unregister (  t_tcb *  caller  )

void tick_except (  int  cpu  )

u_int ticks_to_usecs (  u_int  frq, u_int  ticks )

void timerd_main (   )

void timersrv_syscall (   )

void treat_dead (  pid_t  deadpid  )

u_int usecs_to_ticks (  u_int  frq, u_int  usecs )

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Variable Documentation

t_timer_info info

int lost_ticks[NB_CPUS]

t_timer timers[MAXTIMER]

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