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/* * linux/arch/m68knommu/mm/kmap.c * * Copyright (C) 2000 Lineo, <davidm@snapgear.com> * Copyright (C) 2000-2002 David McCullough <davidm@snapgear.com> */ #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 <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 /* * Map some physical address range into the kernel address space. */ void *__ioremap(unsigned long physaddr, unsigned long size, int cacheflag) { return (void *)physaddr; } /* * 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) { } |