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/*
* linux/include/asm-arm/arch-l7200/memory.h
*
* Copyright (c) 2000 Steven Hill (sjhill@cotw.com)
* Copyright (c) 2000 Rob Scott (rscott@mtrob.fdns.net)
*
* Changelog:
* 03-13-2000 SJH Created
* 04-13-2000 RS Changed bus macros for new addr
* 05-03-2000 SJH Removed bus macros and fixed virt_to_phys macro
*/
#ifndef __ASM_ARCH_MMU_H
#define __ASM_ARCH_MMU_H
/*
* Task size: 3GB
*/
#define TASK_SIZE (0xc0000000UL)
#define TASK_SIZE_26 (0x04000000UL)
/*
* Page offset: 3GB
*/
#define PAGE_OFFSET (0xc0000000UL)
/*
* Physical DRAM offset on the L7200 SDB.
*/
#define PHYS_OFFSET (0xf0000000UL)
/*
* The DRAM is contiguous.
*/
#define __virt_to_phys__is_a_macro
#define __virt_to_phys(vpage) ((vpage) - PAGE_OFFSET + PHYS_OFFSET)
#define __phys_to_virt__is_a_macro
#define __phys_to_virt(ppage) ((ppage) + PAGE_OFFSET - PHYS_OFFSET)
#define __virt_to_bus__is_a_macro
#define __virt_to_bus(x) __virt_to_phys(x)
#define __bus_to_virt__is_a_macro
#define __bus_to_virt(x) __phys_to_virt(x)
#endif
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