#ifndef __ASM_ARCH_MEMORY_H
#define __ASM_ARCH_MEMORY_H
-/*
- * Task size: 3GB
- */
-#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)
+#include <asm/sizes.h>
/*
- * Page offset: = 3GB
+ * Physical DRAM offset.
*/
-#define PAGE_OFFSET (0xC0000000UL)
#define PHYS_OFFSET (0x08000000UL)
-#define __virt_to_phys__is_a_macro
-#define __phys_to_virt__is_a_macro
-#define __virt_to_phys(vpage) (vpage - PAGE_OFFSET + PHYS_OFFSET)
-#define __phys_to_virt(ppage) (ppage - PHYS_OFFSET + PAGE_OFFSET)
+#ifndef __ASSEMBLY__
+
+static inline void __arch_adjust_zones(int node, unsigned long *zone_size, unsigned long *zhole_size)
+{
+ if (node != 0) return;
+ /* Only the first 4 MB (=1024 Pages) are usable for DMA */
+ zone_size[1] = zone_size[0] - 1024;
+ zone_size[0] = 1024;
+ zhole_size[1] = zhole_size[0];
+ zhole_size[0] = 0;
+}
+
+#define arch_adjust_zones(node, size, holes) \
+ __arch_adjust_zones(node, size, holes)
+
+#define ISA_DMA_THRESHOLD (PHYS_OFFSET + SZ_4M - 1)
+
+#endif
-#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