--- hw/xfree86/os-support/bsd/ppc_video.c.orig	2014-07-22 07:52:58.000000000 -0700
+++ hw/xfree86/os-support/bsd/ppc_video.c	2014-07-22 08:00:21.000000000 -0700
@@ -44,6 +44,8 @@
 #define DEV_MEM "/dev/xf86"
 #endif
 
+static int kmem = -1;
+
 static pointer ppcMapVidMem(int, unsigned long, unsigned long, int flags);
 static void ppcUnmapVidMem(int, pointer, unsigned long);
 
@@ -68,6 +70,17 @@
     int fd = xf86Info.consoleFd;
     pointer base;
 
+#ifdef __FreeBSD__
+    if (kmem == -1) {
+        kmem = open(DEV_MEM, 2);
+        if (kmem == -1) {
+            FatalError("mapVidMem: open %s", DEV_MEM);
+        }
+    }
+
+    fd = kmem;
+#endif
+
 #ifdef DEBUG
     xf86MsgVerb(X_INFO, 3, "mapVidMem %lx, %lx, fd = %d", Base, Size, fd);
 #endif
@@ -93,7 +106,6 @@
              int Len)
 {
     int rv;
-    static int kmem = -1;
 
     if (kmem == -1) {
         kmem = open(DEV_MEM, 2);
@@ -118,6 +130,8 @@
     int fd = xf86Info.consoleFd;
 
     xf86MsgVerb(X_WARNING, 3, "xf86EnableIO %d\n", fd);
+
+#ifndef __FreeBSD__
     if (ioBase == MAP_FAILED) {
         ioBase = mmap(NULL, 0x10000, PROT_READ | PROT_WRITE, MAP_SHARED, fd,
                       0xf2000000);
@@ -127,6 +141,12 @@
             return FALSE;
         }
     }
+#endif
+   /*
+    * Note that outl() etc. check for ioBase == MAP_FAILED, so leaving it that
+    * way (e.g. on FreeBSD) is non-fatal.
+    */
+
     return TRUE;
 }
 
@@ -134,8 +154,10 @@
 xf86DisableIO()
 {
 
+#ifndef __FreeBSD__
     if (ioBase != MAP_FAILED) {
         munmap(__UNVOLATILE(ioBase), 0x10000);
         ioBase = MAP_FAILED;
     }
+#endif
 }