#ifndef _ASM_SCORE_DELAY_H #define _ASM_SCORE_DELAY_H #include <asm-generic/param.h> static inline void __delay(unsigned long loops) { /* 3 cycles per loop. */ __asm__ __volatile__ ( "1:\tsubi\t%0, 3\n\t" "cmpz.c\t%0\n\t" "ble\t1b\n\t" : "=r" (loops) : "0" (loops)); } static inline void __udelay(unsigned long usecs) { unsigned long loops_per_usec; loops_per_usec = (loops_per_jiffy * HZ) / 1000000; __delay(usecs * loops_per_usec); } #define udelay(usecs) __udelay(usecs) #endif /* _ASM_SCORE_DELAY_H */ |