1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef __ASM_SH_MMZONE_H 3 #define __ASM_SH_MMZONE_H 4 5 #ifdef CONFIG_NUMA 6 #include <linux/numa.h> 7 8 static inline int pfn_to_nid(unsigned long pfn) 9 { 10 int nid; 11 12 for (nid = 0; nid < MAX_NUMNODES; nid++) 13 if (pfn >= node_start_pfn(nid) && pfn <= node_end_pfn(nid)) 14 break; 15 16 return nid; 17 } 18 19 static inline struct pglist_data *pfn_to_pgdat(unsigned long pfn) 20 { 21 return NODE_DATA(pfn_to_nid(pfn)); 22 } 23 24 /* arch/sh/mm/numa.c */ 25 void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end); 26 #else 27 static inline void 28 setup_bootmem_node(int nid, unsigned long start, unsigned long end) 29 { 30 } 31 #endif /* CONFIG_NUMA */ 32 33 /* Platform specific mem init */ 34 void __init plat_mem_setup(void); 35 36 /* arch/sh/kernel/setup.c */ 37 void __init __add_active_range(unsigned int nid, unsigned long start_pfn, 38 unsigned long end_pfn); 39 /* arch/sh/mm/init.c */ 40 void __init allocate_pgdat(unsigned int nid); 41 42 #endif /* __ASM_SH_MMZONE_H */ 43