/* * Use prescale timer at 25000 Hz instead of the baudrate timer at  * 19200 to get rid of the 64ppm to fast timer (and we get better  * resolution within a jiffie as well.  */#ifndef _ASM_CRIS_ARCH_TIMEX_H#define _ASM_CRIS_ARCH_TIMEX_H/* The prescaler clock runs at 25MHz, we divide it by 1000 in the prescaler *//* If you change anything here you must check time.c as well... */#define PRESCALE_FREQ 25000000#define PRESCALE_VALUE 1000#define CLOCK_TICK_RATE 25000 /* Underlying frequency of the HZ timer *//* The timer0 values gives 40us resolution (1/25000) but interrupts at HZ*/#define TIMER0_FREQ (CLOCK_TICK_RATE)#define TIMER0_CLKSEL flexible#define TIMER0_DIV (TIMER0_FREQ/(HZ))#define GET_JIFFIES_USEC() \  ( (TIMER0_DIV - *R_TIMER0_DATA) * (1000000/HZ)/TIMER0_DIV )unsigned long get_ns_in_jiffie(void);extern inline unsigned long get_us_in_jiffie_highres(void){	return get_ns_in_jiffie()/1000;}#endif