xnu-201.5.tar.gz

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

diff --git a/osfmk/ppc/pmap.c b/osfmk/ppc/pmap.c
index 5b7bc5b8736369934e5c64c63b6253fd4740cf61..b9153c7b9c7812ba90e0bc84b055cccd2c7298d8 100644 (file)
--- a/osfmk/ppc/pmap.c
+++ b/osfmk/ppc/pmap.c
@@ -1624,6 +1624,23 @@ pmap_attribute(pmap, address, size, attribute, value)
        return ret;
 }
 
+/*
+ * pmap_sync_caches_phys(vm_offset_t pa)
+ * 
+ * Invalidates all of the instruction cache on a physical page and
+ * pushes any dirty data from the data cache for the same physical page
+ */
+ 
+void pmap_sync_caches_phys(vm_offset_t pa) {
+       
+       spl_t s;
+
+       s = splhigh();                                          /* No interruptions here */
+       sync_cache(trunc_page(pa), PAGE_SIZE);                  /* Sync up dem caches */
+       splx(s);                                                        /* Allow interruptions */
+       return;
+}
+
 /*
  * pmap_collect
  *