sparsemem.h (634B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef _LOONGARCH_SPARSEMEM_H 3#define _LOONGARCH_SPARSEMEM_H 4 5#ifdef CONFIG_SPARSEMEM 6 7/* 8 * SECTION_SIZE_BITS 2^N: how big each section will be 9 * MAX_PHYSMEM_BITS 2^N: how much memory we can have in that space 10 */ 11#define SECTION_SIZE_BITS 29 /* 2^29 = Largest Huge Page Size */ 12#define MAX_PHYSMEM_BITS 48 13 14#endif /* CONFIG_SPARSEMEM */ 15 16#ifdef CONFIG_MEMORY_HOTPLUG 17int memory_add_physaddr_to_nid(u64 addr); 18#define memory_add_physaddr_to_nid memory_add_physaddr_to_nid 19#endif 20 21#define INIT_MEMBLOCK_RESERVED_REGIONS (INIT_MEMBLOCK_REGIONS + NR_CPUS) 22 23#endif /* _LOONGARCH_SPARSEMEM_H */