* Copyright (c) 1999 Russell King
*
*/
-#ifndef __ASM_ARCH_MMU_H
-#define __ASM_ARCH_MMU_H
+#ifndef __ASM_ARCH_MEMORY_H
+#define __ASM_ARCH_MEMORY_H
/*
- * Task size: 3GB
+ * Physical DRAM offset.
*/
-#define TASK_SIZE (0xbf000000UL)
-#define TASK_SIZE_26 (0x04000000UL)
-
-/*
- * This decides where the kernel will search for a free chunk of vm
- * space during mmap's.
- */
-#define TASK_UNMAPPED_BASE (0x40000000)
-
-/*
- * Page offset: 3GB
- */
-#define PAGE_OFFSET (0xc0000000UL)
#define PHYS_OFFSET (0x40000000UL)
#define BUS_OFFSET (0xe0000000UL)
-/*
- * DRAM is contiguous
- */
-#define __virt_to_phys(vpage) ((unsigned long)(vpage) - PAGE_OFFSET + PHYS_OFFSET)
-#define __phys_to_virt(ppage) ((unsigned long)(ppage) + PAGE_OFFSET - PHYS_OFFSET)
-#define __virt_to_phys__is_a_macro
-#define __phys_to_virt__is_a_macro
-
/*
* On the PCI bus the DRAM appears at address 0xe0000000
*/
-#define __virt_to_bus__is_a_macro
#define __virt_to_bus(x) ((unsigned long)(x) - PAGE_OFFSET + BUS_OFFSET)
-#define __bus_to_virt__is_a_macro
#define __bus_to_virt(x) ((unsigned long)(x) + PAGE_OFFSET - BUS_OFFSET)
#endif