162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 262306a36Sopenharmony_ci#ifndef _MIPS_SPARSEMEM_H 362306a36Sopenharmony_ci#define _MIPS_SPARSEMEM_H 462306a36Sopenharmony_ci#ifdef CONFIG_SPARSEMEM 562306a36Sopenharmony_ci 662306a36Sopenharmony_ci/* 762306a36Sopenharmony_ci * SECTION_SIZE_BITS 2^N: how big each section will be 862306a36Sopenharmony_ci * MAX_PHYSMEM_BITS 2^N: how much memory we can have in that space 962306a36Sopenharmony_ci */ 1062306a36Sopenharmony_ci#if defined(CONFIG_MIPS_HUGE_TLB_SUPPORT) && defined(CONFIG_PAGE_SIZE_64KB) 1162306a36Sopenharmony_ci# define SECTION_SIZE_BITS 29 1262306a36Sopenharmony_ci#else 1362306a36Sopenharmony_ci# define SECTION_SIZE_BITS 28 1462306a36Sopenharmony_ci#endif 1562306a36Sopenharmony_ci#define MAX_PHYSMEM_BITS 48 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_ci#endif /* CONFIG_SPARSEMEM */ 1862306a36Sopenharmony_ci#endif /* _MIPS_SPARSEMEM_H */ 19