#ifndef __ASM_I8253_H__ #define __ASM_I8253_H__ /* i8253A PIT registers */ #define PIT_MODE 0x43 #define PIT_CH0 0x40 #define PIT_CH2 0x42 extern spinlock_t i8253_lock; extern struct clock_event_device *global_clock_event; extern void setup_pit_timer(void); #endif /* __ASM_I8253_H__ */
