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1#ifndef _ASM_SCORE_DELAY_H
2#define _ASM_SCORE_DELAY_H
3
4static inline void __delay(unsigned long loops)
5{
6 /* 3 cycles per loop. */
7 __asm__ __volatile__ (
8 "1:\tsubi\t%0, 3\n\t"
9 "cmpz.c\t%0\n\t"
10 "ble\t1b\n\t"
11 : "=r" (loops)
12 : "0" (loops));
13}
14
15static inline void __udelay(unsigned long usecs)
16{
17 unsigned long loops_per_usec;
18
19 loops_per_usec = (loops_per_jiffy * HZ) / 1000000;
20
21 __delay(usecs * loops_per_usec);
22}
23
24#define udelay(usecs) __udelay(usecs)
25
26#endif /* _ASM_SCORE_DELAY_H */