projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * linux/arch/m68knommu/mm/kmap.c | |
| 3 | * | |
| 4 | * Copyright (C) 2000 Lineo, <davidm@snapgear.com> | |
| 5 | * Copyright (C) 2000-2002 David McCullough <davidm@snapgear.com> | |
| 6 | */ | |
| 7 | ||
| 1da177e4 LT |
8 | #include <linux/mm.h> |
| 9 | #include <linux/kernel.h> | |
| 10 | #include <linux/string.h> | |
| 11 | #include <linux/types.h> | |
| 1da177e4 LT |
12 | #include <linux/vmalloc.h> |
| 13 | ||
| 14 | #include <asm/setup.h> | |
| 15 | #include <asm/segment.h> | |
| 16 | #include <asm/page.h> | |
| 17 | #include <asm/pgalloc.h> | |
| 18 | #include <asm/io.h> | |
| 19 | #include <asm/system.h> | |
| 20 | ||
| 21 | #undef DEBUG | |
| 22 | ||
| 23 | /* | |
| 24 | * Map some physical address range into the kernel address space. | |
| 25 | */ | |
| 26 | void *__ioremap(unsigned long physaddr, unsigned long size, int cacheflag) | |
| 27 | { | |
| 28 | return (void *)physaddr; | |
| 29 | } | |
| 30 | ||
| 31 | /* | |
| 32 | * Unmap a ioremap()ed region again. | |
| 33 | */ | |
| 34 | void iounmap(void *addr) | |
| 35 | { | |
| 36 | } | |
| 37 | ||
| 38 | /* | |
| 39 | * __iounmap unmaps nearly everything, so be careful | |
| 40 | * it doesn't free currently pointer/page tables anymore but it | |
| 41 | * wans't used anyway and might be added later. | |
| 42 | */ | |
| 43 | void __iounmap(void *addr, unsigned long size) | |
| 44 | { | |
| 45 | } | |
| 46 | ||
| 47 | /* | |
| 48 | * Set new cache mode for some kernel address space. | |
| 49 | * The caller must push data for that range itself, if such data may already | |
| 50 | * be in the cache. | |
| 51 | */ | |
| 52 | void kernel_set_cachemode(void *addr, unsigned long size, int cmode) | |
| 53 | { | |
| 54 | } |