#ifdef __KERNEL__
+#include <linux/const.h>
+
#if defined(CONFIG_PARISC_PAGE_SIZE_4KB)
# define PAGE_SHIFT 12
#elif defined(CONFIG_PARISC_PAGE_SIZE_16KB)
#else
# error "unknown default kernel page size"
#endif
-#define PAGE_SIZE (1UL << PAGE_SHIFT)
+#define PAGE_SIZE (_AC(1,UL) << PAGE_SHIFT)
#define PAGE_MASK (~(PAGE_SIZE-1))
/* WARNING: The definitions below must match exactly to sizeof(pte_t)
* etc
*/
-#ifdef __LP64__
+#ifdef CONFIG_64BIT
#define BITS_PER_PTE_ENTRY 3
#define BITS_PER_PMD_ENTRY 2
#define BITS_PER_PGD_ENTRY 2
/* This governs the relationship between virtual and physical addresses.
* If you alter it, make sure to take care of our various fixed mapping
* segments in fixmap.h */
-#define __PAGE_OFFSET (0x10000000)
+#ifdef CONFIG_64BIT
+#define __PAGE_OFFSET (0x40000000) /* 1GB */
+#else
+#define __PAGE_OFFSET (0x10000000) /* 256MB */
+#endif
#define PAGE_OFFSET ((unsigned long)__PAGE_OFFSET)