/* * Based on arch/arm/include/asm/page.h * * Copyright (C) 1995-2003 Russell King * Copyright (C) 2017 ARM Ltd. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef __ASM_PAGE_DEF_H #define __ASM_PAGE_DEF_H #include <linux/const.h> /* PAGE_SHIFT determines the page size */ /* CONT_SHIFT determines the number of pages which can be tracked together */ #define PAGE_SHIFT CONFIG_ARM64_PAGE_SHIFT #define CONT_SHIFT CONFIG_ARM64_CONT_SHIFT #define PAGE_SIZE (_AC(1, UL) << PAGE_SHIFT) #define PAGE_MASK (~(PAGE_SIZE-1)) #define CONT_SIZE (_AC(1, UL) << (CONT_SHIFT + PAGE_SHIFT)) #define CONT_MASK (~(CONT_SIZE-1)) #endif /* __ASM_PAGE_DEF_H */