patch-2.4.19 linux-2.4.19/include/asm-i386/fixmap.h

• Lines: 23
• Date: Fri Aug 2 17:39:45 2002
• Orig file: linux-2.4.18/include/asm-i386/fixmap.h
• Orig date: Thu Nov 22 11:46:19 2001

diff -urN linux-2.4.18/include/asm-i386/fixmap.h linux-2.4.19/include/asm-i386/fixmap.h
@@ -65,6 +65,11 @@
 	FIX_KMAP_BEGIN,	/* reserved pte's for temporary kernel mappings */
 	FIX_KMAP_END = FIX_KMAP_BEGIN+(KM_TYPE_NR*NR_CPUS)-1,
 #endif
+	__end_of_permanent_fixed_addresses,
+	/* temporary boot-time mappings, used before ioremap() is functional */
+#define NR_FIX_BTMAPS	16
+	FIX_BTMAP_END = __end_of_permanent_fixed_addresses,
+	FIX_BTMAP_BEGIN = FIX_BTMAP_END + NR_FIX_BTMAPS - 1,
 	__end_of_fixed_addresses
 };
 
@@ -86,8 +91,8 @@
  * at the top of mem..
  */
 #define FIXADDR_TOP	(0xffffe000UL)
-#define FIXADDR_SIZE	(__end_of_fixed_addresses << PAGE_SHIFT)
-#define FIXADDR_START	(FIXADDR_TOP - FIXADDR_SIZE)
+#define __FIXADDR_SIZE	(__end_of_permanent_fixed_addresses << PAGE_SHIFT)
+#define FIXADDR_START	(FIXADDR_TOP - __FIXADDR_SIZE)
 
 #define __fix_to_virt(x)	(FIXADDR_TOP - ((x) << PAGE_SHIFT))