1 files changed, 22 insertions, 0 deletions

diff --git a/arch/sparc/include/asm/vaddrs.h b/arch/sparc/include/asm/vaddrs.h
index da6535d88a7..c3dbcf90203 100644
--- a/arch/sparc/include/asm/vaddrs.h
+++ b/arch/sparc/include/asm/vaddrs.h
@@ -30,6 +30,28 @@
  */
 #define SRMMU_NOCACHE_ALCRATIO  64      /* 256 pages per 64MB of system RAM */
 
+#ifndef __ASSEMBLY__
+#include <asm/kmap_types.h>
+
+enum fixed_addresses {
+        FIX_HOLE,
+#ifdef CONFIG_HIGHMEM
+        FIX_KMAP_BEGIN,
+        FIX_KMAP_END = (KM_TYPE_NR * NR_CPUS),
+#endif
+        __end_of_fixed_addresses
+};
+#endif
+
+/* Leave one empty page between IO pages at 0xfd000000 and
+ * the top of the fixmap.
+ */
+#define FIXADDR_TOP             (0xfcfff000UL)
+#define FIXADDR_SIZE            ((FIX_KMAP_END + 1) << PAGE_SHIFT)
+#define FIXADDR_START           (FIXADDR_TOP - FIXADDR_SIZE)
+
+#define __fix_to_virt(x)        (FIXADDR_TOP - ((x) << PAGE_SHIFT))
+
 #define SUN4M_IOBASE_VADDR      0xfd000000 /* Base for mapping pages */
 #define IOBASE_VADDR            0xfe000000
 #define IOBASE_END              0xfe600000