46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __ASM_SH_MMZONE_H
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#define __ASM_SH_MMZONE_H
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#ifdef CONFIG_NUMA
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#include <linux/numa.h>
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extern struct pglist_data *node_data[];
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#define NODE_DATA(nid) (node_data[nid])
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static inline int pfn_to_nid(unsigned long pfn)
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{
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int nid;
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for (nid = 0; nid < MAX_NUMNODES; nid++)
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if (pfn >= node_start_pfn(nid) && pfn <= node_end_pfn(nid))
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break;
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return nid;
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}
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static inline struct pglist_data *pfn_to_pgdat(unsigned long pfn)
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{
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return NODE_DATA(pfn_to_nid(pfn));
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}
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/* arch/sh/mm/numa.c */
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void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end);
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#else
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static inline void
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setup_bootmem_node(int nid, unsigned long start, unsigned long end)
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{
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}
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#endif /* CONFIG_NUMA */
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/* Platform specific mem init */
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void __init plat_mem_setup(void);
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/* arch/sh/kernel/setup.c */
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void __init __add_active_range(unsigned int nid, unsigned long start_pfn,
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unsigned long end_pfn);
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/* arch/sh/mm/init.c */
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void __init allocate_pgdat(unsigned int nid);
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#endif /* __ASM_SH_MMZONE_H */
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