release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-ixp4xx/include/mach/memory.h

   1 /*
   2  * arch/arm/mach-ixp4xx/include/mach/memory.h
   3  *
   4  * Copyright (c) 2001-2004 MontaVista Software, Inc.
   5  */
   6
   7 #ifndef __ASM_ARCH_MEMORY_H
   8 #define __ASM_ARCH_MEMORY_H
   9
  10 #include <asm/sizes.h>
  11
  12 /*
  13  * Physical DRAM offset.
  14  */
  15 #define PHYS_OFFSET     UL(0x00000000)
  16
  17 #if !defined(__ASSEMBLY__) && defined(CONFIG_PCI)
  18
  19 void ixp4xx_adjust_zones(unsigned long *size, unsigned long *holes);
  20
  21 #define arch_adjust_zones(size, holes) \
  22         ixp4xx_adjust_zones(size, holes)
  23
  24 #define ISA_DMA_THRESHOLD (SZ_64M - 1)
  25 #define MAX_DMA_ADDRESS         (PAGE_OFFSET + SZ_64M)
  26
  27 #endif
  28
  29 #endif