tjh.dev / kernel
Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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kernel / arch / x86 / include / asm / i8253.h
at v2.6.30-rc7 18 lines 348 B view raw
1#ifndef _ASM_X86_I8253_H 2#define _ASM_X86_I8253_H 3 4/* i8253A PIT registers */ 5#define PIT_MODE 0x43 6#define PIT_CH0 0x40 7#define PIT_CH2 0x42 8 9extern spinlock_t i8253_lock; 10 11extern struct clock_event_device *global_clock_event; 12 13extern void setup_pit_timer(void); 14 15#define inb_pit inb_p 16#define outb_pit outb_p 17 18#endif /* _ASM_X86_I8253_H */