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author | Ingo Molnar <mingo@elte.hu> | 2008-08-13 13:08:47 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-08-13 13:08:47 +0200 |
commit | a12e61df4fa1cfae7a6b76976fa65a6fcb048e3f (patch) | |
tree | 957c915298b299902aa80afa7c78e94c71b3dc25 /arch/sh/include/asm/mmzone.h | |
parent | 7b27718bdb1b70166383dec91391df5534d449ee (diff) | |
parent | 30a2f3c60a84092c8084dfe788b710f8d0768cd4 (diff) |
Merge commit 'v2.6.27-rc3' into x86/urgent
Diffstat (limited to 'arch/sh/include/asm/mmzone.h')
-rw-r--r-- | arch/sh/include/asm/mmzone.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/sh/include/asm/mmzone.h b/arch/sh/include/asm/mmzone.h new file mode 100644 index 00000000000..2969253c404 --- /dev/null +++ b/arch/sh/include/asm/mmzone.h @@ -0,0 +1,48 @@ +#ifndef __ASM_SH_MMZONE_H +#define __ASM_SH_MMZONE_H + +#ifdef __KERNEL__ + +#ifdef CONFIG_NEED_MULTIPLE_NODES +extern struct pglist_data *node_data[]; +#define NODE_DATA(nid) (node_data[nid]) + +#define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn) +#define node_end_pfn(nid) (NODE_DATA(nid)->node_start_pfn + \ + NODE_DATA(nid)->node_spanned_pages) + +static inline int pfn_to_nid(unsigned long pfn) +{ + int nid; + + for (nid = 0; nid < MAX_NUMNODES; nid++) + if (pfn >= node_start_pfn(nid) && pfn <= node_end_pfn(nid)) + break; + + return nid; +} + +static inline struct pglist_data *pfn_to_pgdat(unsigned long pfn) +{ + return NODE_DATA(pfn_to_nid(pfn)); +} + +/* arch/sh/mm/numa.c */ +void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end); +#else +static inline void +setup_bootmem_node(int nid, unsigned long start, unsigned long end) +{ +} +#endif /* CONFIG_NEED_MULTIPLE_NODES */ + +/* Platform specific mem init */ +void __init plat_mem_setup(void); + +/* arch/sh/kernel/setup.c */ +void __init setup_bootmem_allocator(unsigned long start_pfn); +void __init __add_active_range(unsigned int nid, unsigned long start_pfn, + unsigned long end_pfn); + +#endif /* __KERNEL__ */ +#endif /* __ASM_SH_MMZONE_H */ |