Fix PowerPC high BATs access: BAT number was incorrect.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3519 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
index dcf1e1f..0d648de 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -241,7 +241,7 @@
 
 static void spr_read_dbat_h (void *opaque, int sprn)
 {
-    gen_op_load_dbat(sprn & 1, (sprn - SPR_DBAT4U) / 2);
+    gen_op_load_dbat(sprn & 1, ((sprn - SPR_DBAT4U) / 2) + 4);
 }
 
 static void spr_write_dbatu (void *opaque, int sprn)
@@ -251,7 +251,7 @@
 
 static void spr_write_dbatu_h (void *opaque, int sprn)
 {
-    gen_op_store_dbatu((sprn - SPR_DBAT4U) / 2);
+    gen_op_store_dbatu(((sprn - SPR_DBAT4U) / 2) + 4);
 }
 
 static void spr_write_dbatl (void *opaque, int sprn)
@@ -261,7 +261,7 @@
 
 static void spr_write_dbatl_h (void *opaque, int sprn)
 {
-    gen_op_store_dbatl((sprn - SPR_DBAT4L) / 2);
+    gen_op_store_dbatl(((sprn - SPR_DBAT4L) / 2) + 4);
 }
 
 /* SDR1 */