projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| b241cb0c PM |
1 | #ifndef __ASM_SH_MMZONE_H |
| 2 | #define __ASM_SH_MMZONE_H | |
| 3 | ||
| 4 | #ifdef __KERNEL__ | |
| 5 | ||
| 6 | #ifdef CONFIG_NEED_MULTIPLE_NODES | |
| 6bff1592 PM |
7 | #include <linux/numa.h> |
| 8 | ||
| b241cb0c PM |
9 | extern struct pglist_data *node_data[]; |
| 10 | #define NODE_DATA(nid) (node_data[nid]) | |
| 11 | ||
| 12 | #define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn) | |
| 13 | #define node_end_pfn(nid) (NODE_DATA(nid)->node_start_pfn + \ | |
| 14 | NODE_DATA(nid)->node_spanned_pages) | |
| 15 | ||
| 16 | static inline int pfn_to_nid(unsigned long pfn) | |
| 17 | { | |
| 18 | int nid; | |
| 19 | ||
| 20 | for (nid = 0; nid < MAX_NUMNODES; nid++) | |
| 21 | if (pfn >= node_start_pfn(nid) && pfn <= node_end_pfn(nid)) | |
| 22 | break; | |
| 23 | ||
| 24 | return nid; | |
| 25 | } | |
| 26 | ||
| 27 | static inline struct pglist_data *pfn_to_pgdat(unsigned long pfn) | |
| 28 | { | |
| 29 | return NODE_DATA(pfn_to_nid(pfn)); | |
| 30 | } | |
| 31 | ||
| 32 | /* arch/sh/mm/numa.c */ | |
| 33 | void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end); | |
| 34 | #else | |
| 35 | static inline void | |
| 36 | setup_bootmem_node(int nid, unsigned long start, unsigned long end) | |
| 37 | { | |
| 38 | } | |
| 39 | #endif /* CONFIG_NEED_MULTIPLE_NODES */ | |
| 40 | ||
| 41 | /* Platform specific mem init */ | |
| 42 | void __init plat_mem_setup(void); | |
| 43 | ||
| 44 | /* arch/sh/kernel/setup.c */ | |
| 0146ba78 MD |
45 | void __init __add_active_range(unsigned int nid, unsigned long start_pfn, |
| 46 | unsigned long end_pfn); | |
| 4bc277ac PM |
47 | /* arch/sh/mm/init.c */ |
| 48 | void __init allocate_pgdat(unsigned int nid); | |
| b241cb0c PM |
49 | |
| 50 | #endif /* __KERNEL__ */ | |
| 51 | #endif /* __ASM_SH_MMZONE_H */ |