include/asm-arm/arch-rpc/memory.h

   1 /*
   2  *  linux/include/asm-arm/arch-rpc/memory.h
   3  *
   4  *  Copyright (C) 1996,1997,1998 Russell King.
   5  *
   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.
   9  *
  10  *  Changelog:
  11  *   20-Oct-1996 RMK    Created
  12  *   31-Dec-1997 RMK    Fixed definitions to reduce warnings
  13  *   11-Jan-1998 RMK    Uninlined to reduce hits on cache
  14  *   08-Feb-1998 RMK    Added __virt_to_bus and __bus_to_virt
  15  *   21-Mar-1999 RMK    Renamed to memory.h
  16  *               RMK    Added TASK_SIZE and PAGE_OFFSET
  17  */
  18 #ifndef __ASM_ARCH_MEMORY_H
  19 #define __ASM_ARCH_MEMORY_H
  20
  21 /*
  22  * Physical DRAM offset.
  23  */
  24 #define PHYS_OFFSET     UL(0x10000000)
  25
  26 /*
  27  * These are exactly the same on the RiscPC as the
  28  * physical memory view.
  29  */
  30 #define __virt_to_bus(x) __virt_to_phys(x)
  31 #define __bus_to_virt(x) __phys_to_virt(x)
  32
  33 #endif