patch-2.4.17 linux/include/asm-sparc64/pgtable.h

• Lines: 53
• Date: Fri Dec 21 16:40:33 2001
• Orig file: linux-2.4.16/include/asm-sparc64/pgtable.h
• Orig date: Tue Nov 13 17:16:05 2001

diff -Naur -X /home/marcelo/lib/dontdiff linux-2.4.16/include/asm-sparc64/pgtable.h linux/include/asm-sparc64/pgtable.h
@@ -1,4 +1,4 @@
-/* $Id: pgtable.h,v 1.152 2001/11/12 09:43:39 davem Exp $
+/* $Id: pgtable.h,v 1.154 2001/12/05 06:05:36 davem Exp $
  * pgtable.h: SpitFire page table operations.
  *
  * Copyright 1996,1997 David S. Miller (davem@caip.rutgers.edu)
@@ -19,6 +19,23 @@
 #include <asm/page.h>
 #include <asm/processor.h>
 
+/* The kernel image occupies 0x4000000 to 0x1000000 (4MB --> 16MB).
+ * The page copy blockops use 0x1000000 to 0x18000000 (16MB --> 24MB).
+ * The PROM resides in an area spanning 0xf0000000 to 0x100000000.
+ * The vmalloc area spans 0x140000000 to 0x200000000.
+ * There is a single static kernel PMD which maps from 0x0 to address
+ * 0x400000000.
+ */
+#define	TLBTEMP_BASE		0x0000000001000000
+#define MODULES_VADDR		0x0000000002000000
+#define MODULES_LEN		0x000000007e000000
+#define MODULES_END		0x0000000080000000
+#define VMALLOC_START		0x0000000140000000
+#define VMALLOC_VMADDR(x)	((unsigned long)(x))
+#define VMALLOC_END		0x0000000200000000
+#define LOW_OBP_ADDRESS		0x00000000f0000000
+#define HI_OBP_ADDRESS		0x0000000100000000
+
 /* XXX All of this needs to be rethought so we can take advantage
  * XXX cheetah's full 64-bit virtual address space, ie. no more hole
  * XXX in the middle like on spitfire. -DaveM
@@ -77,13 +94,6 @@
 				 (1) : (PTRS_PER_PGD)))
 #define FIRST_USER_PGD_NR	0
 
-/* NOTE: TLB miss handlers depend heavily upon where this is. */
-#define VMALLOC_START		0x0000000140000000UL
-#define VMALLOC_VMADDR(x)	((unsigned long)(x))
-#define VMALLOC_END		0x0000000200000000UL
-#define LOW_OBP_ADDRESS		0xf0000000UL
-#define HI_OBP_ADDRESS		0x100000000UL
-
 #define pte_ERROR(e)	__builtin_trap()
 #define pmd_ERROR(e)	__builtin_trap()
 #define pgd_ERROR(e)	__builtin_trap()
@@ -290,8 +300,6 @@
 #define swp_entry_to_pte(x)		((pte_t) { (x).val })
 
 extern unsigned long prom_virt_to_phys(unsigned long, int *);
-#define LOW_OBP_ADDRESS		0xf0000000UL
-#define HI_OBP_ADDRESS		0x100000000UL
 
 extern __inline__ unsigned long
 sun4u_get_pte (unsigned long addr)