+++ /dev/null
-/*
- * U-boot - page.h
- *
- * Copyright (c) 2005 blackfin.uclinux.org
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#ifndef _BLACKFIN_PAGE_H
-#define _BLACKFIN_PAGE_H
-
-#include <linux/config.h>
-
-/* PAGE_SHIFT determines the page size */
-
-#define PAGE_SHIFT (12)
-#define PAGE_SIZE (4096)
-#define PAGE_MASK (~(PAGE_SIZE-1))
-
-#ifdef __KERNEL__
-
-#include <asm/setup.h>
-
-#if PAGE_SHIFT < 13
-#define KTHREAD_SIZE (8192)
-#else
-#define KTHREAD_SIZE PAGE_SIZE
-#endif
-
-#ifndef __ASSEMBLY__
-
-#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) clear_page(page)
-#define copy_user_page(to, from, vaddr) copy_page(to, from)
-
-/*
- * These are used to make use of C type-checking..
- */
-typedef struct {
- unsigned long pte;
-} pte_t;
-typedef struct {
- unsigned long pmd[16];
-} pmd_t;
-typedef struct {
- unsigned long pgd;
-} pgd_t;
-typedef struct {
- unsigned long pgprot;
-} pgprot_t;
-
-#define pte_val(x) ((x).pte)
-#define pmd_val(x) ((&x)->pmd[0])
-#define pgd_val(x) ((x).pgd)
-#define pgprot_val(x) ((x).pgprot)
-
-#define __pte(x) ((pte_t) { (x) } )
-#define __pmd(x) ((pmd_t) { (x) } )
-#define __pgd(x) ((pgd_t) { (x) } )
-#define __pgprot(x) ((pgprot_t) { (x) } )
-
-/* to align the pointer to the (next) page boundary */
-#define PAGE_ALIGN(addr) (((addr)+PAGE_SIZE-1)&PAGE_MASK)
-
-/* Pure 2^n version of get_order */
-extern __inline__ int get_order(unsigned long size)
-{
- int order;
-
- size = (size - 1) >> (PAGE_SHIFT - 1);
- order = -1;
- do {
- size >>= 1;
- order++;
- } while (size);
- return order;
-}
-
-#endif /* !__ASSEMBLY__ */
-
-#include <asm/page_offset.h>
-
-#define PAGE_OFFSET (PAGE_OFFSET_RAW)
-
-#ifndef __ASSEMBLY__
-
-#define __pa(vaddr) virt_to_phys((void *)vaddr)
-#define __va(paddr) phys_to_virt((unsigned long)paddr)
-
-#define MAP_NR(addr) (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT)
-#define virt_to_page(addr) (mem_map + (((unsigned long)(addr)-PAGE_OFFSET) >> PAGE_SHIFT))
-#define VALID_PAGE(page) ((page - mem_map) < max_mapnr)
-
-#define PAGE_BUG(page) do { \
- BUG(); \
-} while (0)
-
-#endif
-
-#endif
-
-#endif