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#ifndef _LINUX_TIMER_H
#define _LINUX_TIMER_H
/*
* DON'T CHANGE THESE!! Most of them are hardcoded into some assembly language
* as well as being defined here.
*/
/*
* The timers are:
*
* BLANK_TIMER console screen-saver timer
*
* BEEP_TIMER console beep timer
*
* RS_TIMER timer for the RS-232 ports
*
* HD_TIMER harddisk timer
*
* HD_TIMER2 (atdisk2 patches)
*
* FLOPPY_TIMER floppy disk timer (not used right now)
*
* SCSI_TIMER scsi.c timeout timer
*
* NET_TIMER tcp/ip timeout timer
*
* COPRO_TIMER 387 timeout for buggy hardware..
*
* QIC02_TAPE_TIMER timer for QIC-02 tape driver (it's not hardcoded)
*
* MCD_TIMER Mitsumi CD-ROM Timer
*/
#define BLANK_TIMER 0
#define BEEP_TIMER 1
#define RS_TIMER 2
#define HD_TIMER 16
#define FLOPPY_TIMER 17
#define SCSI_TIMER 18
#define NET_TIMER 19
#define SOUND_TIMER 20
#define COPRO_TIMER 21
#define QIC02_TAPE_TIMER 22 /* hhb */
#define MCD_TIMER 23
#define HD_TIMER2 24
struct timer_struct {
unsigned long expires;
void (*fn)(void);
};
extern unsigned long timer_active;
extern struct timer_struct timer_table[32];
/*
* This is completely separate from the above, and is the
* "new and improved" way of handling timers more dynamically.
* Hopefully efficient and general enough for most things.
*
* The "hardcoded" timers above are still useful for well-
* defined problems, but the timer-list is probably better
* when you need multiple outstanding timers or similar.
*
* The "data" field is in case you want to use the same
* timeout function for several timeouts. You can use this
* to distinguish between the different invocations.
*/
struct timer_list {
struct timer_list *next;
struct timer_list *prev;
unsigned long expires;
unsigned long data;
void (*function)(unsigned long);
};
extern void add_timer(struct timer_list * timer);
extern int del_timer(struct timer_list * timer);
extern inline void init_timer(struct timer_list * timer)
{
timer->next = NULL;
timer->prev = NULL;
}
#endif
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