1 /* linux/include/asm-arm/plat-s3c/map.h
2  *
3  * Copyright 2003, 2007 Simtec Electronics
4  *	http://armlinux.simtec.co.uk/
5  *	Ben Dooks <ben@simtec.co.uk>
6  *
7  * S3C - Memory map definitions (virtual addresses)
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License version 2 as
11  * published by the Free Software Foundation.
12 */
13 
14 #ifndef __ASM_PLAT_MAP_H
15 #define __ASM_PLAT_MAP_H __FILE__
16 
17 /* Fit all our registers in at 0xF6000000 upwards, trying to use as
18  * little of the VA space as possible so vmalloc and friends have a
19  * better chance of getting memory.
20  *
21  * we try to ensure stuff like the IRQ registers are available for
22  * an single MOVS instruction (ie, only 8 bits of set data)
23  */
24 
25 #define S3C_ADDR_BASE	0xF6000000
26 
27 #ifndef __ASSEMBLY__
28 #define S3C_ADDR(x)	((void __iomem __force *)S3C_ADDR_BASE + (x))
29 #else
30 #define S3C_ADDR(x)	(S3C_ADDR_BASE + (x))
31 #endif
32 
33 #define S3C_VA_IRQ	S3C_ADDR(0x00000000)	/* irq controller(s) */
34 #define S3C_VA_SYS	S3C_ADDR(0x00100000)	/* system control */
35 #define S3C_VA_MEM	S3C_ADDR(0x00200000)	/* memory control */
36 #define S3C_VA_TIMER	S3C_ADDR(0x00300000)	/* timer block */
37 #define S3C_VA_WATCHDOG	S3C_ADDR(0x00400000)	/* watchdog */
38 #define S3C_VA_UART	S3C_ADDR(0x01000000)	/* UART */
39 
40 /* This is used for the CPU specific mappings that may be needed, so that
41  * they do not need to directly used S3C_ADDR() and thus make it easier to
42  * modify the space for mapping.
43  */
44 #define S3C_ADDR_CPU(x)	S3C_ADDR(0x00500000 + (x))
45 
46 #endif /* __ASM_PLAT_MAP_H */
47