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/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_IA64_SPARSEMEM_H #define _ASM_IA64_SPARSEMEM_H #ifdef CONFIG_SPARSEMEM #include <asm/page.h> /* * SECTION_SIZE_BITS 2^N: how big each section will be * MAX_PHYSMEM_BITS 2^N: how much memory we can have in that space */ #define SECTION_SIZE_BITS (30) #define MAX_PHYSMEM_BITS (50) #ifdef CONFIG_FORCE_MAX_ZONEORDER #if ((CONFIG_FORCE_MAX_ZONEORDER - 1 + PAGE_SHIFT) > SECTION_SIZE_BITS) #undef SECTION_SIZE_BITS #define SECTION_SIZE_BITS (CONFIG_FORCE_MAX_ZONEORDER - 1 + PAGE_SHIFT) #endif #endif #endif /* CONFIG_SPARSEMEM */ #ifdef CONFIG_MEMORY_HOTPLUG int memory_add_physaddr_to_nid(u64 addr); #define memory_add_physaddr_to_nid memory_add_physaddr_to_nid #endif #endif /* _ASM_IA64_SPARSEMEM_H */