#ifndef __ASM_SH_BITOPS_H#define __ASM_SH_BITOPS_H #ifdef __KERNEL__#include <asm/system.h>/* For __swab32 */#include <asm/byteorder.h> static __inline__ void set_bit(int nr, volatile void * addr){	int	mask;	volatile unsigned int *a = addr;	unsigned long flags; 	a += nr >> 5;	mask = 1 << (nr & 0x1f);	local_irq_save(flags);	*a |= mask;	local_irq_restore(flags);} /* * clear_bit() doesn't provide any barrier for the compiler. */#define smp_mb__before_clear_bit()	barrier()#define smp_mb__after_clear_bit()	barrier()static __inline__ void clear_bit(int nr, volatile void * addr){	int	mask;	volatile unsigned int *a = addr;	unsigned long flags; 	a += nr >> 5;	mask = 1 << (nr & 0x1f);	local_irq_save(flags);	*a &= ~mask;	local_irq_restore(flags);} static __inline__ void change_bit(int nr, volatile void * addr){	int	mask;	volatile unsigned int *a = addr;	unsigned long flags; 	a += nr >> 5;	mask = 1 << (nr & 0x1f);	local_irq_save(flags);	*a ^= mask;	local_irq_restore(flags);} static __inline__ int test_and_set_bit(int nr, volatile void * addr){	int	mask, retval;	volatile unsigned int *a = addr;	unsigned long flags; 	a += nr >> 5;	mask = 1 << (nr & 0x1f);	local_irq_save(flags);	retval = (mask & *a) != 0;	*a |= mask;	local_irq_restore(flags); 	return retval;} static __inline__ int test_and_clear_bit(int nr, volatile void * addr){	int	mask, retval;	volatile unsigned int *a = addr;	unsigned long flags; 	a += nr >> 5;	mask = 1 << (nr & 0x1f);	local_irq_save(flags);	retval = (mask & *a) != 0;	*a &= ~mask;	local_irq_restore(flags); 	return retval;} static __inline__ int test_and_change_bit(int nr, volatile void * addr){	int	mask, retval;	volatile unsigned int *a = addr;	unsigned long flags; 	a += nr >> 5;	mask = 1 << (nr & 0x1f);	local_irq_save(flags);	retval = (mask & *a) != 0;	*a ^= mask;	local_irq_restore(flags); 	return retval;} #include <asm-generic/bitops/non-atomic.h> static __inline__ unsigned long ffz(unsigned long word){	unsigned long result; 	__asm__("1:\n\t"		"shlr	%1\n\t"		"bt/s	1b\n\t"		" add	#1, %0"		: "=r" (result), "=r" (word)		: "0" (~0L), "1" (word)		: "t");	return result;} /** * __ffs - find first bit in word. * @word: The word to search * * Undefined if no bit exists, so code should check against 0 first. */static __inline__ unsigned long __ffs(unsigned long word){	unsigned long result; 	__asm__("1:\n\t"		"shlr	%1\n\t"		"bf/s	1b\n\t"		" add	#1, %0"		: "=r" (result), "=r" (word)		: "0" (~0L), "1" (word)		: "t");	return result;} #include <asm-generic/bitops/find.h>#include <asm-generic/bitops/ffs.h>#include <asm-generic/bitops/hweight.h>#include <asm-generic/bitops/sched.h>#include <asm-generic/bitops/ext2-non-atomic.h>#include <asm-generic/bitops/ext2-atomic.h>#include <asm-generic/bitops/minix.h>#include <asm-generic/bitops/fls.h>#include <asm-generic/bitops/fls64.h> #endif /* __KERNEL__ */ #endif /* __ASM_SH_BITOPS_H */