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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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1234567891011121314151617181920212223242526272829303132/* SPDX-License-Identifier: GPL-2.0 *//* * goldfish-timer clocksource * Registers definition for the goldfish-timer device */
#ifndef _CLOCKSOURCE_TIMER_GOLDFISH_H#define _CLOCKSOURCE_TIMER_GOLDFISH_H
/* * TIMER_TIME_LOW get low bits of current time and update TIMER_TIME_HIGH * TIMER_TIME_HIGH get high bits of time at last TIMER_TIME_LOW read * TIMER_ALARM_LOW set low bits of alarm and activate it * TIMER_ALARM_HIGH set high bits of next alarm * TIMER_IRQ_ENABLED enable alarm interrupt * TIMER_CLEAR_ALARM disarm an existing alarm * TIMER_ALARM_STATUS alarm status (running or not) * TIMER_CLEAR_INTERRUPT clear interrupt */#define TIMER_TIME_LOW 0x00#define TIMER_TIME_HIGH 0x04#define TIMER_ALARM_LOW 0x08#define TIMER_ALARM_HIGH 0x0c#define TIMER_IRQ_ENABLED 0x10#define TIMER_CLEAR_ALARM 0x14#define TIMER_ALARM_STATUS 0x18#define TIMER_CLEAR_INTERRUPT 0x1c
extern int goldfish_timer_init(int irq, void __iomem *base);
#endif /* _CLOCKSOURCE_TIMER_GOLDFISH_H */