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65 lines
1.6 KiB
65 lines
1.6 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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/* |
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* bitops.h: Bit string operations on the V9. |
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* |
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* Copyright 1996, 1997 David S. Miller ([email protected]) |
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*/ |
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#ifndef _SPARC64_BITOPS_H |
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#define _SPARC64_BITOPS_H |
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#ifndef _LINUX_BITOPS_H |
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#error only <linux/bitops.h> can be included directly |
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#endif |
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#include <linux/compiler.h> |
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#include <asm/byteorder.h> |
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#include <asm/barrier.h> |
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int test_and_set_bit(unsigned long nr, volatile unsigned long *addr); |
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int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr); |
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int test_and_change_bit(unsigned long nr, volatile unsigned long *addr); |
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void set_bit(unsigned long nr, volatile unsigned long *addr); |
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void clear_bit(unsigned long nr, volatile unsigned long *addr); |
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void change_bit(unsigned long nr, volatile unsigned long *addr); |
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int fls(unsigned int word); |
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int __fls(unsigned long word); |
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#include <asm-generic/bitops/non-atomic.h> |
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#include <asm-generic/bitops/fls64.h> |
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#ifdef __KERNEL__ |
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int ffs(int x); |
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unsigned long __ffs(unsigned long); |
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#include <asm-generic/bitops/ffz.h> |
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#include <asm-generic/bitops/sched.h> |
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/* |
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* hweightN: returns the hamming weight (i.e. the number |
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* of bits set) of a N-bit word |
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*/ |
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unsigned long __arch_hweight64(__u64 w); |
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unsigned int __arch_hweight32(unsigned int w); |
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unsigned int __arch_hweight16(unsigned int w); |
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unsigned int __arch_hweight8(unsigned int w); |
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#include <asm-generic/bitops/const_hweight.h> |
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#include <asm-generic/bitops/lock.h> |
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#endif /* __KERNEL__ */ |
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#include <asm-generic/bitops/find.h> |
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#ifdef __KERNEL__ |
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#include <asm-generic/bitops/le.h> |
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#include <asm-generic/bitops/ext2-atomic-setbit.h> |
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#endif /* __KERNEL__ */ |
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#endif /* defined(_SPARC64_BITOPS_H) */
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