blob: 5dabc870b32295779a6d2a93bbed0d90ac6a1f90 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
|
/*
* Machine specific IO port address definition for generic.
* Written by Osamu Tomita <tomita@cinet.co.jp>
*/
#ifndef __ASM_I8253_H
#define __ASM_I8253_H
#include <linux/spinlock.h>
/* i8253A PIT registers */
#define PIT_MODE 0x43
#define PIT_CH0 0x40
#define PIT_CH2 0x42
#define PIT_TICK_RATE 1193182UL
extern spinlock_t i8253_lock;
extern void setup_pit_timer(void);
#endif /* __ASM_I8253_H */
|