162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * arch/arm/include/asm/page-nommu.h 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Copyright (C) 2004 Hyok S. Choi 662306a36Sopenharmony_ci */ 762306a36Sopenharmony_ci 862306a36Sopenharmony_ci#ifndef _ASMARM_PAGE_NOMMU_H 962306a36Sopenharmony_ci#define _ASMARM_PAGE_NOMMU_H 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ci#define clear_page(page) memset((page), 0, PAGE_SIZE) 1262306a36Sopenharmony_ci#define copy_page(to,from) memcpy((to), (from), PAGE_SIZE) 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_ci#define clear_user_page(page, vaddr, pg) clear_page(page) 1562306a36Sopenharmony_ci#define copy_user_page(to, from, vaddr, pg) copy_page(to, from) 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_ci/* 1862306a36Sopenharmony_ci * These are used to make use of C type-checking.. 1962306a36Sopenharmony_ci */ 2062306a36Sopenharmony_citypedef unsigned long pte_t; 2162306a36Sopenharmony_citypedef unsigned long pmd_t; 2262306a36Sopenharmony_citypedef unsigned long pgd_t[2]; 2362306a36Sopenharmony_citypedef unsigned long pgprot_t; 2462306a36Sopenharmony_ci 2562306a36Sopenharmony_ci#define pte_val(x) (x) 2662306a36Sopenharmony_ci#define pmd_val(x) (x) 2762306a36Sopenharmony_ci#define pgd_val(x) ((x)[0]) 2862306a36Sopenharmony_ci#define pgprot_val(x) (x) 2962306a36Sopenharmony_ci 3062306a36Sopenharmony_ci#define __pte(x) (x) 3162306a36Sopenharmony_ci#define __pmd(x) (x) 3262306a36Sopenharmony_ci#define __pgprot(x) (x) 3362306a36Sopenharmony_ci 3462306a36Sopenharmony_ci#endif 35