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/* * arch/arm/include/asm/page-nommu.h * * Copyright (C) 2004 Hyok S. Choi * * 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. */ #ifndef _ASMARM_PAGE_NOMMU_H #define _ASMARM_PAGE_NOMMU_H #if !defined(CONFIG_SMALL_TASKS) && PAGE_SHIFT < 13 #define KTHREAD_SIZE (8192) #else #define KTHREAD_SIZE PAGE_SIZE #endif #define get_user_page(vaddr) __get_free_page(GFP_KERNEL) #define free_user_page(page, addr) free_page(addr) #define clear_page(page) memset((page), 0, PAGE_SIZE) #define copy_page(to,from) memcpy((to), (from), PAGE_SIZE) #define clear_user_page(page, vaddr, pg) clear_page(page) #define copy_user_page(to, from, vaddr, pg) copy_page(to, from) /* * These are used to make use of C type-checking.. */ typedef unsigned long pte_t; typedef unsigned long pmd_t; typedef unsigned long pgd_t[2]; typedef unsigned long pgprot_t; #define pte_val(x) (x) #define pmd_val(x) (x) #define pgd_val(x) ((x)[0]) #define pgprot_val(x) (x) #define __pte(x) (x) #define __pmd(x) (x) #define __pgprot(x) (x) #endif