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32 lines
806 B
C
32 lines
806 B
C
#ifndef __ASM_SH_DELAY_H
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#define __ASM_SH_DELAY_H
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/*
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* Copyright (C) 1993 Linus Torvalds
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*
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* Delay routines calling functions in arch/sh/lib/delay.c
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*/
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extern void __bad_udelay(void);
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extern void __bad_ndelay(void);
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extern void __udelay(unsigned long usecs);
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extern void __ndelay(unsigned long nsecs);
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extern void __const_udelay(unsigned long usecs);
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extern void __delay(unsigned long loops);
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#ifdef CONFIG_SUPERH32
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#define udelay(n) (__builtin_constant_p(n) ? \
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((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 0x10c6ul)) : \
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__udelay(n))
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#define ndelay(n) (__builtin_constant_p(n) ? \
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((n) > 20000 ? __bad_ndelay() : __const_udelay((n) * 5ul)) : \
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__ndelay(n))
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#else
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extern void udelay(unsigned long usecs);
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extern void ndelay(unsigned long nsecs);
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#endif
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#endif /* __ASM_SH_DELAY_H */
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