From 8e4bff4cab0ddac6060645b0715210484d02ff40 Mon Sep 17 00:00:00 2001 From: Yuval Adam <_@yuv.al> Date: Wed, 30 Aug 2017 08:25:59 +0000 Subject: Initial file dump from open source release --- arch/sparc/include/asm/bitops_64.h | 65 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 arch/sparc/include/asm/bitops_64.h (limited to 'arch/sparc/include/asm/bitops_64.h') diff --git a/arch/sparc/include/asm/bitops_64.h b/arch/sparc/include/asm/bitops_64.h new file mode 100644 index 00000000..29011cc0 --- /dev/null +++ b/arch/sparc/include/asm/bitops_64.h @@ -0,0 +1,65 @@ +/* + * bitops.h: Bit string operations on the V9. + * + * Copyright 1996, 1997 David S. Miller (davem@caip.rutgers.edu) + */ + +#ifndef _SPARC64_BITOPS_H +#define _SPARC64_BITOPS_H + +#ifndef _LINUX_BITOPS_H +#error only can be included directly +#endif + +#include +#include + +extern int test_and_set_bit(unsigned long nr, volatile unsigned long *addr); +extern int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr); +extern int test_and_change_bit(unsigned long nr, volatile unsigned long *addr); +extern void set_bit(unsigned long nr, volatile unsigned long *addr); +extern void clear_bit(unsigned long nr, volatile unsigned long *addr); +extern void change_bit(unsigned long nr, volatile unsigned long *addr); + +#include + +#define smp_mb__before_clear_bit() barrier() +#define smp_mb__after_clear_bit() barrier() + +#include +#include +#include + +#ifdef __KERNEL__ + +extern int ffs(int x); +extern unsigned long __ffs(unsigned long); + +#include +#include + +/* + * hweightN: returns the hamming weight (i.e. the number + * of bits set) of a N-bit word + */ + +extern unsigned long __arch_hweight64(__u64 w); +extern unsigned int __arch_hweight32(unsigned int w); +extern unsigned int __arch_hweight16(unsigned int w); +extern unsigned int __arch_hweight8(unsigned int w); + +#include +#include +#endif /* __KERNEL__ */ + +#include + +#ifdef __KERNEL__ + +#include + +#include + +#endif /* __KERNEL__ */ + +#endif /* defined(_SPARC64_BITOPS_H) */ -- cgit v1.3.1