/* * arch/arm/mach-clps7500/include/mach/memory.h * * Copyright (c) 1996,1997,1998 Russell King. * * Changelog: * 20-Oct-1996 RMK Created * 31-Dec-1997 RMK Fixed definitions to reduce warnings * 11-Jan-1998 RMK Uninlined to reduce hits on cache * 08-Feb-1998 RMK Added __virt_to_bus and __bus_to_virt * 21-Mar-1999 RMK Renamed to memory.h * RMK Added TASK_SIZE and PAGE_OFFSET */ #ifndef __ASM_ARCH_MEMORY_H #define __ASM_ARCH_MEMORY_H /* * Physical DRAM offset. */ #define PHYS_OFFSET UL(0x10000000) /* * These are exactly the same on the RiscPC as the * physical memory view. */ #define __virt_to_bus(x) __virt_to_phys(x) #define __bus_to_virt(x) __phys_to_virt(x) /* * Cache flushing area - ROM */ #define FLUSH_BASE_PHYS 0x00000000 #define FLUSH_BASE 0xdf000000 /* * Sparsemem support. Each section is a maximum of 64MB. The sections * are offset by 128MB and can cover 128MB, so that gives us a maximum * of 29 physmem bits. */ #define MAX_PHYSMEM_BITS 29 #define SECTION_SIZE_BITS 26 #endif