#ifndef _MIPS_SPARSEMEM_H #define _MIPS_SPARSEMEM_H #ifdef CONFIG_SPARSEMEM /* * 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 */
#if defined(CONFIG_HUGETLB_PAGE) && defined(CONFIG_PAGE_SIZE_64KB) # define SECTION_SIZE_BITS 29 #else # define SECTION_SIZE_BITS 28 #endif
#define MAX_PHYSMEM_BITS 35 #endif /* CONFIG_SPARSEMEM */ #endif /* _MIPS_SPARSEMEM_H */
