28 lines
		
	
	
		
			342 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			28 lines
		
	
	
		
			342 B
		
	
	
	
		
			C
		
	
	
	
	
	
| #include <sys/types.h>
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| #include <minix/sysutil.h>
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| #include <errno.h>
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| 
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| u32_t sys_jiffies(void)
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| {
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| 	clock_t ticks;
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| 
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| 	if (getuptime(&ticks) == OK)
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| 		return  ticks;
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| 	else
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| 		panic("getuptime() failed\n");
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| }
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| 
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| u32_t sys_now(void)
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| {
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| 	static u32_t hz;
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| 	u32_t jiffs;
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| 
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| 	if (!hz)
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| 		hz = sys_hz();
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| 
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| 	jiffs = sys_jiffies();
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| 
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| 	return jiffs * (1000 / hz);
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| }
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| 
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