File: [Development] / linux-2.6-xfs / arch / h8300 / mm / kmap.c (download)
Revision 1.3, Thu May 24 16:41:45 2007 UTC (10 years, 5 months ago) by tes.longdrop.melbourne.sgi.com
Branch: MAIN
CVS Tags: HEAD Changes since 1.2: +3 -1
lines
Merge up to 2.6.22-rc2
Merge of 2.6.x-xfs-melb:linux:28675b by kenmcd.
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/*
* linux/arch/h8300/mm/kmap.c
*
* Based on
* linux/arch/m68knommu/mm/kmap.c
*
* Copyright (C) 2000 Lineo, <davidm@snapgear.com>
* Copyright (C) 2000-2002 David McCullough <davidm@snapgear.com>
*/
#include <linux/mm.h>
#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <asm/setup.h>
#include <asm/segment.h>
#include <asm/page.h>
#include <asm/pgalloc.h>
#include <asm/io.h>
#include <asm/system.h>
#undef DEBUG
#define VIRT_OFFSET (0x01000000)
/*
* Map some physical address range into the kernel address space.
*/
void *__ioremap(unsigned long physaddr, unsigned long size, int cacheflag)
{
return (void *)(physaddr + VIRT_OFFSET);
}
/*
* Unmap a ioremap()ed region again.
*/
void iounmap(void *addr)
{
}
/*
* __iounmap unmaps nearly everything, so be careful
* it doesn't free currently pointer/page tables anymore but it
* wans't used anyway and might be added later.
*/
void __iounmap(void *addr, unsigned long size)
{
}
/*
* Set new cache mode for some kernel address space.
* The caller must push data for that range itself, if such data may already
* be in the cache.
*/
void kernel_set_cachemode(void *addr, unsigned long size, int cmode)
{
}