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 19void 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 30