*
* If you want to test if something's a kernel address, use is_kernel_addr().
*/
+
+#ifdef CONFIG_CRASH_DUMP
+/* Kdump kernel runs at 32 MB, change at your peril. */
+#define PHYSICAL_START 0x2000000
+#else
+#define PHYSICAL_START 0x0
+#endif
+
#define PAGE_OFFSET ASM_CONST(CONFIG_KERNEL_START)
-#define KERNELBASE PAGE_OFFSET
+#define KERNELBASE (PAGE_OFFSET + PHYSICAL_START)
#ifdef CONFIG_DISCONTIGMEM
#define page_to_pfn(page) discontigmem_page_to_pfn(page)
#endif
#ifdef CONFIG_FLATMEM
-#define pfn_to_page(pfn) (mem_map + (pfn))
-#define page_to_pfn(page) ((unsigned long)((page) - mem_map))
#define pfn_valid(pfn) ((pfn) < max_mapnr)
#endif
#define pmd_val(x) (x)
#define __pmd(x) (x)
-#ifndef CONFIG_PPC_64K_PAGES
+#if defined(CONFIG_PPC64) && !defined(CONFIG_PPC_64K_PAGES)
typedef unsigned long pud_t;
#define pud_val(x) (x)
#define __pud(x) (x)
struct page *p);
extern int page_is_ram(unsigned long pfn);
+#include <asm-generic/memory_model.h>
#endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */