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30 lines
752 B
30 lines
752 B
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _ASM_IA64_CACHE_H |
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#define _ASM_IA64_CACHE_H |
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/* |
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* Copyright (C) 1998-2000 Hewlett-Packard Co |
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* David Mosberger-Tang <[email protected]> |
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*/ |
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/* Bytes per L1 (data) cache line. */ |
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#define L1_CACHE_SHIFT CONFIG_IA64_L1_CACHE_SHIFT |
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#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) |
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#ifdef CONFIG_SMP |
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# define SMP_CACHE_SHIFT L1_CACHE_SHIFT |
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# define SMP_CACHE_BYTES L1_CACHE_BYTES |
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#else |
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/* |
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* The "aligned" directive can only _increase_ alignment, so this is |
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* safe and provides an easy way to avoid wasting space on a |
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* uni-processor: |
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*/ |
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# define SMP_CACHE_SHIFT 3 |
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# define SMP_CACHE_BYTES (1 << 3) |
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#endif |
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#define __read_mostly __section(".data..read_mostly") |
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#endif /* _ASM_IA64_CACHE_H */
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