arch/arm/plat-samsung/include/plat/map-base.h

   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 */