2 * arch/arm/include/asm/map.h
4 * Copyright (C) 1999-2000 Russell King
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
10 * Page table mapping constructs and function prototypes
12 #ifndef __ASM_MACH_MAP_H
13 #define __ASM_MACH_MAP_H
18 unsigned long virtual;
24 /* types 0-3 are defined in asm/io.h */
26 #define MT_CACHECLEAN 5
27 #define MT_MINICLEAN 6
28 #define MT_LOW_VECTORS 7
29 #define MT_HIGH_VECTORS 8
32 #define MT_MEMORY_NONCACHED 11
33 #define MT_MEMORY_DTCM 12
34 #define MT_MEMORY_ITCM 13
35 #define MT_MEMORY_SO 14
36 #define MT_MEMORY_DMA_READY 15
39 extern void iotable_init(struct map_desc *, int);
40 extern void vm_reserve_area_early(unsigned long addr, unsigned long size,
43 #ifdef CONFIG_DEBUG_LL
44 extern void debug_ll_addr(unsigned long *paddr, unsigned long *vaddr);
45 extern void debug_ll_io_init(void);
47 static inline void debug_ll_io_init(void) {}
51 extern const struct mem_type *get_mem_type(unsigned int type);
53 * external interface to remap single page with appropriate type
55 extern int ioremap_page(unsigned long virt, unsigned long phys,
56 const struct mem_type *mtype);
58 #define iotable_init(map,num) do { } while (0)
59 #define vm_reserve_area_early(a,s,c) do { } while (0)