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21 lines
582 B
C
21 lines
582 B
C
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#ifndef _ASM_IA64_SPARSEMEM_H
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#define _ASM_IA64_SPARSEMEM_H
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#ifdef CONFIG_SPARSEMEM
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/*
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* SECTION_SIZE_BITS 2^N: how big each section will be
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* MAX_PHYSMEM_BITS 2^N: how much memory we can have in that space
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*/
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#define SECTION_SIZE_BITS (30)
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#define MAX_PHYSMEM_BITS (50)
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#ifdef CONFIG_FORCE_MAX_ZONEORDER
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#if ((CONFIG_FORCE_MAX_ZONEORDER - 1 + PAGE_SHIFT) > SECTION_SIZE_BITS)
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#undef SECTION_SIZE_BITS
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#define SECTION_SIZE_BITS (CONFIG_FORCE_MAX_ZONEORDER - 1 + PAGE_SHIFT)
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#endif
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#endif
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#endif /* CONFIG_SPARSEMEM */
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#endif /* _ASM_IA64_SPARSEMEM_H */
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