xnu-344.23.tar.gz

[apple/xnu.git] / osfmk / ppc / pmap.h

diff --git a/osfmk/ppc/pmap.h b/osfmk/ppc/pmap.h
index 444eb4b77b62336b40c34748e4c0d06e6425e64e..44bac791821923750584a5cefa85ab7c6cbde473 100644 (file)
--- a/osfmk/ppc/pmap.h
+++ b/osfmk/ppc/pmap.h
@@ -69,6 +69,7 @@ struct pmap {
 #define pmapBatIVal 0x0F000000
 #define pmapFlags   0x00FF0000
 #define pmapSubord  0x00800000
+#define pmapVMhost  0x00400000
 #define pmapAltSeg     0x0000FFFF
        unsigned int    spaceNum;               /* Space number */
 /*     PPC line boundary here - 020 */
@@ -116,6 +117,17 @@ extern pmap_t      cursor_pmap;                    /* The pmap to start allocations with */
 #define pmap_phys_address(x)   ((x) << PPC_PGSHIFT)
 #define pmap_phys_to_frame(x)  ((x) >> PPC_PGSHIFT)
 
+#define PMAP_DEFAULT_CACHE     0
+#define PMAP_INHIBIT_CACHE     1
+#define PMAP_GUARDED_CACHE     2
+#define PMAP_ACTIVATE_CACHE    4
+#define PMAP_NO_GUARD_CACHE    8
+
+/* corresponds to cached, coherent, not writethru, not guarded */
+#define VM_WIMG_DEFAULT                VM_MEM_COHERENT
+#define VM_WIMG_IO             VM_MEM_COHERENT |       \
+                               VM_MEM_NOT_CACHEABLE | VM_MEM_GUARDED
+
 /* 
  * prototypes.
  */