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cbb88108d5
* Removed atomic operations placeholders for modern ones * Fix chrpscript & hfsmaps location for CDBootImage (haiku-boot-cd target) * add of_blocks & of_blocksize openfirmware call Change-Id: Iaaddc2c566d108976ac5e5e08caea1fc59523e06 Reviewed-on: https://review.haiku-os.org/c/haiku/+/6987 Reviewed-by: waddlesplash <waddlesplash@gmail.com>
47 lines
902 B
C
47 lines
902 B
C
/*
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* Copyright 2014, Paweł Dziepak, pdziepak@quarnos.org.
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* Distributed under the terms of the MIT License.
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*
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* Authors:
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* Alexander von Gluck IV <kallisti5@unixzen.com>
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*/
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#ifndef _KERNEL_ARCH_PPC_ATOMIC_H
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#define _KERNEL_ARCH_PPC_ATOMIC_H
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static inline void
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memory_read_barrier_inline(void)
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{
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#ifdef __powerpc64__
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asm volatile("lwsync" : : : "memory");
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#else
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asm volatile("sync" : : : "memory");
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#endif
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}
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static inline void
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memory_write_barrier_inline(void)
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{
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#ifdef __powerpc64__
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asm volatile("lwsync" : : : "memory");
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#else
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asm volatile("eieio" : : : "memory");
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#endif
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}
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static inline void
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memory_full_barrier_inline(void)
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{
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asm volatile("sync" : : : "memory");
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}
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#define memory_read_barrier memory_read_barrier_inline
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#define memory_write_barrier memory_write_barrier_inline
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#define memory_full_barrier memory_full_barrier_inline
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#endif // _KERNEL_ARCH_PPC_ATOMIC_H
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