arch/arm/mach-h720x/include/mach/memory.h

   1 /*
   2  * arch/arm/mach-h720x/include/mach/memory.h
   3  *
   4  * Copyright (c) 2000 Jungjun Kim
   5  *
   6  */
   7 #ifndef __ASM_ARCH_MEMORY_H
   8 #define __ASM_ARCH_MEMORY_H
   9
  10 #define PHYS_OFFSET     UL(0x40000000)
  11 /*
  12  * This is the maximum DMA address that can be DMAd to.
  13  * There should not be more than (0xd0000000 - 0xc0000000)
  14  * bytes of RAM.
  15  */
  16 #define ISA_DMA_THRESHOLD       (PHYS_OFFSET + SZ_256M - 1)
  17 #define MAX_DMA_ADDRESS         (PAGE_OFFSET + SZ_256M)
  18
  19 #endif