1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef __ASM_SH_MMZONE_H 3*4882a593Smuzhiyun #define __ASM_SH_MMZONE_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #ifdef CONFIG_NEED_MULTIPLE_NODES 6*4882a593Smuzhiyun #include <linux/numa.h> 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun extern struct pglist_data *node_data[]; 9*4882a593Smuzhiyun #define NODE_DATA(nid) (node_data[nid]) 10*4882a593Smuzhiyun pfn_to_nid(unsigned long pfn)11*4882a593Smuzhiyunstatic inline int pfn_to_nid(unsigned long pfn) 12*4882a593Smuzhiyun { 13*4882a593Smuzhiyun int nid; 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun for (nid = 0; nid < MAX_NUMNODES; nid++) 16*4882a593Smuzhiyun if (pfn >= node_start_pfn(nid) && pfn <= node_end_pfn(nid)) 17*4882a593Smuzhiyun break; 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun return nid; 20*4882a593Smuzhiyun } 21*4882a593Smuzhiyun pfn_to_pgdat(unsigned long pfn)22*4882a593Smuzhiyunstatic inline struct pglist_data *pfn_to_pgdat(unsigned long pfn) 23*4882a593Smuzhiyun { 24*4882a593Smuzhiyun return NODE_DATA(pfn_to_nid(pfn)); 25*4882a593Smuzhiyun } 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun /* arch/sh/mm/numa.c */ 28*4882a593Smuzhiyun void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end); 29*4882a593Smuzhiyun #else 30*4882a593Smuzhiyun static inline void setup_bootmem_node(int nid,unsigned long start,unsigned long end)31*4882a593Smuzhiyunsetup_bootmem_node(int nid, unsigned long start, unsigned long end) 32*4882a593Smuzhiyun { 33*4882a593Smuzhiyun } 34*4882a593Smuzhiyun #endif /* CONFIG_NEED_MULTIPLE_NODES */ 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun /* Platform specific mem init */ 37*4882a593Smuzhiyun void __init plat_mem_setup(void); 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun /* arch/sh/kernel/setup.c */ 40*4882a593Smuzhiyun void __init __add_active_range(unsigned int nid, unsigned long start_pfn, 41*4882a593Smuzhiyun unsigned long end_pfn); 42*4882a593Smuzhiyun /* arch/sh/mm/init.c */ 43*4882a593Smuzhiyun void __init allocate_pgdat(unsigned int nid); 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun #endif /* __ASM_SH_MMZONE_H */ 46