[POWERPC] We don't define CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID

[powerpc.git] / include / asm-powerpc / page.h

diff --git a/include/asm-powerpc/page.h b/include/asm-powerpc/page.h
index f0469b9..10c51f4 100644 (file)
--- a/include/asm-powerpc/page.h
+++ b/include/asm-powerpc/page.h
@@ -12,6 +12,7 @@
 
 #ifdef __KERNEL__
 #include <asm/asm-compat.h>
+#include <asm/kdump.h>
 
 /*
  * On PPC32 page size is 4K. For PPC64 we support either 4K or 64K software
@@ -51,22 +52,9 @@
  * 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 + PHYSICAL_START)
 
-#ifdef CONFIG_DISCONTIGMEM
-#define page_to_pfn(page)      discontigmem_page_to_pfn(page)
-#define pfn_to_page(pfn)       discontigmem_pfn_to_page(pfn)
-#define pfn_valid(pfn)         discontigmem_pfn_valid(pfn)
-#endif
-
 #ifdef CONFIG_FLATMEM
 #define pfn_valid(pfn)         ((pfn) < max_mapnr)
 #endif
@@ -133,6 +121,7 @@ typedef struct { pte_t pte; } real_pte_t;
 #endif
 
 /* PMD level */
+#ifdef CONFIG_PPC64
 typedef struct { unsigned long pmd; } pmd_t;
 #define pmd_val(x)     ((x).pmd)
 #define __pmd(x)       ((pmd_t) { (x) })
@@ -142,7 +131,8 @@ typedef struct { unsigned long pmd; } pmd_t;
 typedef struct { unsigned long pud; } pud_t;
 #define pud_val(x)     ((x).pud)
 #define __pud(x)       ((pud_t) { (x) })
-#endif
+#endif /* !CONFIG_PPC_64K_PAGES */
+#endif /* CONFIG_PPC64 */
 
 /* PGD level */
 typedef struct { unsigned long pgd; } pgd_t;
@@ -171,15 +161,17 @@ typedef unsigned long real_pte_t;
 #endif
 
 
+#ifdef CONFIG_PPC64
 typedef unsigned long pmd_t;
 #define pmd_val(x)     (x)
 #define __pmd(x)       (x)
 
-#if defined(CONFIG_PPC64) && !defined(CONFIG_PPC_64K_PAGES)
+#ifndef CONFIG_PPC_64K_PAGES
 typedef unsigned long pud_t;
 #define pud_val(x)     (x)
 #define __pud(x)       (x)
-#endif
+#endif /* !CONFIG_PPC_64K_PAGES */
+#endif /* CONFIG_PPC64 */
 
 typedef unsigned long pgd_t;
 #define pgd_val(x)     (x)
@@ -197,6 +189,9 @@ extern void copy_user_page(void *to, void *from, unsigned long vaddr,
                struct page *p);
 extern int page_is_ram(unsigned long pfn);
 
+struct vm_area_struct;
+extern const char *arch_vma_name(struct vm_area_struct *vma);
+
 #include <asm-generic/memory_model.h>
 #endif /* __ASSEMBLY__ */