blob: f4ddece3216f9f0f88955fe879330df91496ec7e [file] [log] [blame]
/*
* linux/arch/h8300/mm/memory.c
*
* Copyright (C) 2002 Yoshinori Sato <ysato@users.sourceforge.jp>,
*
* Based on:
*
* linux/arch/m68knommu/mm/memory.c
*
* Copyright (C) 1998 Kenneth Albanowski <kjahds@kjahds.com>,
* Copyright (C) 1999-2002, Greg Ungerer (gerg@snapgear.com)
*
* Based on:
*
* linux/arch/m68k/mm/memory.c
*
* Copyright (C) 1995 Hamish Macdonald
*/
#include <linux/config.h>
#include <linux/mm.h>
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/slab.h>
#include <asm/setup.h>
#include <asm/segment.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#include <asm/system.h>
#include <asm/traps.h>
#include <asm/io.h>
void cache_clear (unsigned long paddr, int len)
{
}
void cache_push (unsigned long paddr, int len)
{
}
void cache_push_v (unsigned long vaddr, int len)
{
}
/* Map some physical address range into the kernel address space. The
* code is copied and adapted from map_chunk().
*/
unsigned long kernel_map(unsigned long paddr, unsigned long size,
int nocacheflag, unsigned long *memavailp )
{
return paddr;
}
#ifdef MAGIC_ROM_PTR
int is_in_rom(unsigned long addr)
{
/* Anything not in operational RAM is returned as in rom! */
if (addr < _ramstart || addr >= _ramend)
return 1;
else
return 0;
}
#endif