Changeset 68091bd in mainline for arch/ia64/src/mm/page.c

Timestamp:

2006-04-21T12:55:55Z (19 years ago)

Author:

Jakub Vana <jakub.vana@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

c7c0b89b

Parents:

17b1b99

Message:

Incomplete VHPT walker support for Itanium

File:

• arch/ia64/src/mm/page.c (modified) (3 diffs)

arch/ia64/src/mm/page.c

@@ -32 +32 @@
 #include <mm/asid.h>
 #include <arch/mm/asid.h>
+#include <arch/mm/vhpt.h>
 #include <arch/types.h>
 #include <typedefs.h>
@@ -59 +60 @@
         pta_register pta;       
         int i;
+#ifdef CONFIG_VHPT      
+        __address vhpt_base;
+#endif
 
         /*
@@ -89 +93 @@
         }
 
+#ifdef CONFIG_VHPT      
+        vhpt_base = vhpt_set_up();
+#endif
         /*
          * Set up PTA register.
          */
         pta.word = pta_read();
+#ifndef CONFIG_VHPT
         pta.map.ve = 0;                   /* disable VHPT walker */
+        pta.map.base = 0 >> PTA_BASE_SHIFT;
+#else
+        pta.map.ve = 1;                   /* enable VHPT walker */
+        pta.map.base = vhpt_base >> PTA_BASE_SHIFT;
+#endif
         pta.map.vf = 1;                   /* large entry format */
         pta.map.size = VHPT_WIDTH;
-        pta.map.base = VHPT_BASE >> PTA_BASE_SHIFT;
         pta_write(pta.word);
         srlz_i();