Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

[pandora-kernel.git] / include / asm-x86 / page_64.h

diff --git a/include/asm-x86/page_64.h b/include/asm-x86/page_64.h
index ebf977a..1435460 100644 (file)
--- a/include/asm-x86/page_64.h
+++ b/include/asm-x86/page_64.h
@@ -23,6 +23,9 @@
 #define MCE_STACK 5
 #define N_EXCEPTION_STACKS 5  /* hw limit: 7 */
 
+#define PUD_PAGE_SIZE          (_AC(1, UL) << PUD_SHIFT)
+#define PUD_PAGE_MASK          (~(PUD_PAGE_SIZE-1))
+
 #define __PAGE_OFFSET           _AC(0xffff810000000000, UL)
 
 #define __PHYSICAL_START       CONFIG_PHYSICAL_START
@@ -44,8 +47,12 @@
 #define __PHYSICAL_MASK_SHIFT  46
 #define __VIRTUAL_MASK_SHIFT   48
 
-#define KERNEL_TEXT_SIZE  (40*1024*1024)
-#define KERNEL_TEXT_START _AC(0xffffffff80000000, UL)
+/*
+ * Kernel image size is limited to 128 MB (see level2_kernel_pgt in
+ * arch/x86/kernel/head_64.S), and it is mapped here:
+ */
+#define KERNEL_IMAGE_SIZE      (128*1024*1024)
+#define KERNEL_IMAGE_START     _AC(0xffffffff80000000, UL)
 
 #ifndef __ASSEMBLY__
 void clear_page(void *page);
@@ -68,10 +75,9 @@ typedef unsigned long        pgdval_t;
 typedef unsigned long  pgprotval_t;
 typedef unsigned long  phys_addr_t;
 
-typedef struct { pteval_t pte; } pte_t;
+typedef struct page *pgtable_t;
 
-#define native_pte_val(x)      ((x).pte)
-#define native_make_pte(x) ((pte_t) { (x) } )
+typedef struct { pteval_t pte; } pte_t;
 
 #define vmemmap ((struct page *)VMEMMAP_START)