--- programs/Xserver/hw/xfree86/os-support/bsd/ppc_video.c~	2005-07-03 16:01:30.000000000 +0900
+++ programs/Xserver/hw/xfree86/os-support/bsd/ppc_video.c	2007-04-08 00:32:06.000000000 +0900
@@ -47,6 +47,7 @@
 /***************************************************************************/
 /* Video Memory Mapping section                                            */
 /***************************************************************************/
+static int  devMemFd = -1;
 
 #ifndef __OpenBSD__
 #define DEV_MEM "/dev/mem"
@@ -74,18 +75,31 @@
 {
 	int fd = xf86Info.screenFd;
 	pointer base;
-#ifdef DEBUG
-	xf86MsgVerb(X_INFO, 3, "mapVidMem %lx, %lx, fd = %d", 
+#if 1
+	xf86MsgVerb(X_INFO, 1, "mapVidMem %lx, %lx, fd = %d\n", 
 		    Base, Size, fd);
 #endif
 
+#if 0
 	base = mmap(0, Size,
 		    (flags & VIDMEM_READONLY) ?
 		     PROT_READ : (PROT_READ | PROT_WRITE),
 		    MAP_SHARED, fd, Base);
+#endif
+        if (devMemFd < 0) 
+             if ((devMemFd = open(DEV_MEM, O_RDWR)) < 0)
+             {
+                FatalError("ppcMapVidMem: failed to open %s (%s)\n",
+                        "/dev/mem", strerror(errno));
+             }
+ 
+        base = mmap(0, Size, PROT_READ | PROT_WRITE,
+                    /*(flags & VIDMEM_READONLY) ?
+                     PROT_READ : (PROT_READ | PROT_WRITE),*/
+                    MAP_SHARED, devMemFd, Base);
 	if (base == MAP_FAILED)
-		FatalError("%s: could not mmap screen [s=%x,a=%x] (%s)",
-			   "xf86MapVidMem", Size, Base, strerror(errno));
+		FatalError("%s: could not mmap screen [s=%x,a=%x] (%s)\n",
+			   "ppcMapVidMem", Size, Base, strerror(errno));
 
 	return base;
 }
--- programs/Xserver/hw/xfree86/drivers/ati/radeon_driver.c.orig	2005-12-15 04:41:19.000000000 +0900
+++ programs/Xserver/hw/xfree86/drivers/ati/radeon_driver.c	2007-04-08 00:39:03.000000000 +0900
@@ -4882,8 +4882,10 @@
 
     RADEONPreInitDDC(pScrn);
 
+#if !defined(__powerpc__) 
     RADEONGetBIOSInfo(pScrn, pInt10);
     if (!RADEONQueryConnectedMonitors(pScrn))    goto fail;
+#endif
     RADEONGetClockInfo(pScrn);
 
     /* collect MergedFB options */