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Diffstat (limited to 'kernel/arch/frv/mm/kmap.c')
-rw-r--r-- | kernel/arch/frv/mm/kmap.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/kernel/arch/frv/mm/kmap.c b/kernel/arch/frv/mm/kmap.c new file mode 100644 index 000000000..e9217e605 --- /dev/null +++ b/kernel/arch/frv/mm/kmap.c @@ -0,0 +1,51 @@ +/* kmap.c: ioremapping handlers + * + * Copyright (C) 2003-5 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * - Derived from arch/m68k/mm/kmap.c + * + * 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. + */ + +#include <linux/mm.h> +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/types.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> + +#undef DEBUG + +/*****************************************************************************/ +/* + * Map some physical address range into the kernel address space. + */ + +void __iomem *__ioremap(unsigned long physaddr, unsigned long size, int cacheflag) +{ + return (void __iomem *)physaddr; +} + +/* + * Unmap a ioremap()ed region again + */ +void iounmap(void volatile __iomem *addr) +{ +} + +/* + * 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) +{ +} |