mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-28 11:18:45 +07:00
82491451dd
Convert x86 i8253 clocksource code to use generic i8253 clocksource. Acked-by: John Stultz <john.stultz@linaro.org> Acked-by: Thomas Gleixner <tglx@linutronix.de> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Ingo Molnar <mingo@redhat.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
21 lines
377 B
C
21 lines
377 B
C
#ifndef _ASM_X86_I8253_H
|
|
#define _ASM_X86_I8253_H
|
|
|
|
/* i8253A PIT registers */
|
|
#define PIT_MODE 0x43
|
|
#define PIT_CH0 0x40
|
|
#define PIT_CH2 0x42
|
|
|
|
#define PIT_LATCH LATCH
|
|
|
|
extern raw_spinlock_t i8253_lock;
|
|
|
|
extern struct clock_event_device *global_clock_event;
|
|
|
|
extern void setup_pit_timer(void);
|
|
|
|
#define inb_pit inb_p
|
|
#define outb_pit outb_p
|
|
|
|
#endif /* _ASM_X86_I8253_H */
|