4 * This file is part of BeRTOS.
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14 * GNU General Public License for more details.
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21 * library without restriction. Specifically, if other files instantiate
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29 * Copyright 2005 Develer S.r.l. (http://www.develer.com/)
35 * \author Bernie Innocenti <bernie@codewiz.org>
37 * \brief Low-level timer module for POSIX systems (interface).
39 #ifndef DRV_TIMER_POSIX_H
40 #define DRV_TIMER_POSIX_H
42 // HW dependent timer initialization
44 #define DEFINE_TIMER_ISR DECLARE_ISR_CONTEXT_SWITCH(timer_isr)
46 /** Most Linux kernels can't do better than this (CONFIG_HZ=250). */
47 #define TIMER_TICKS_PER_SEC 250
49 #define TIMER_HW_CNT (1<<31) /* We assume 32bit integers here */
51 #include <os/hptime.h>
53 /// Frequency of the hardware high-precision timer.
54 #define TIMER_HW_HPTICKS_PER_SEC HPTIME_TICKS_PER_SECOND
57 #define timer_hw_irq() do {} while (0)
59 #endif /* DRV_TIMER_POSIX_H */