From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/sh/include/asm/mmzone.h | 47 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 arch/sh/include/asm/mmzone.h (limited to 'arch/sh/include/asm/mmzone.h') diff --git a/arch/sh/include/asm/mmzone.h b/arch/sh/include/asm/mmzone.h new file mode 100644 index 000000000..15a849696 --- /dev/null +++ b/arch/sh/include/asm/mmzone.h @@ -0,0 +1,47 @@ +#ifndef __ASM_SH_MMZONE_H +#define __ASM_SH_MMZONE_H + +#ifdef __KERNEL__ + +#ifdef CONFIG_NEED_MULTIPLE_NODES +#include + +extern struct pglist_data *node_data[]; +#define NODE_DATA(nid) (node_data[nid]) + +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 __add_active_range(unsigned int nid, unsigned long start_pfn, + unsigned long end_pfn); +/* arch/sh/mm/init.c */ +void __init allocate_pgdat(unsigned int nid); + +#endif /* __KERNEL__ */ +#endif /* __ASM_SH_MMZONE_H */ -- cgit v1.2.3-54-g00ecf