diff -ru xorg-server-1.11.2.orig/hw/xfree86/dri/sarea.h xorg-server-1.11.2/hw/xfree86/dri/sarea.h
--- xorg-server-1.11.2.orig/hw/xfree86/dri/sarea.h	2011-12-07 16:47:06.971237310 +0100
+++ xorg-server-1.11.2/hw/xfree86/dri/sarea.h	2011-12-07 16:48:40.132392770 +0100
@@ -42,6 +42,8 @@
 /* SAREA area needs to be at least a page */
 #if defined(__alpha__)
 #define SAREA_MAX 			0x2000
+#elif defined(__mips__)
+#define SAREA_MAX                      0x4000
 #elif defined(__ia64__)
 #define SAREA_MAX			0x10000		/* 64kB */
 #else
diff -ru xorg-server-1.11.2.orig/hw/xfree86/os-support/linux/lnx_video.c xorg-server-1.11.2/hw/xfree86/os-support/linux/lnx_video.c
--- xorg-server-1.11.2.orig/hw/xfree86/os-support/linux/lnx_video.c	2011-12-07 16:47:06.967237429 +0100
+++ xorg-server-1.11.2/hw/xfree86/os-support/linux/lnx_video.c	2011-12-07 16:52:33.200881187 +0100
@@ -493,9 +493,10 @@
 Bool
 xf86EnableIO(void)
 {
-#if defined(__powerpc__)
+#if defined(__powerpc__) || defined(__mips__)
 	int fd;
 	unsigned int ioBase_phys;
+	extern unsigned int IOPortBase;
 #endif
 
 	if (ExtendedEnabled)
@@ -520,6 +521,21 @@
 #endif
 	}
 	close(fd);
+#elif defined(__mips__)
+	fd = open("/dev/mem", O_RDWR);
+	IOPortBase = (volatile unsigned char *)mmap(0, 0x20000,
+			PROT_READ | PROT_WRITE, MAP_SHARED, fd,
+			0x1fd00000);
+	if (IOPortBase == MAP_FAILED) {
+		xf86Msg(X_WARNING,
+				"xf86EnableIOPorts: Failed to map iobase (%s)\n",
+				strerror(errno));
+		return FALSE;
+	}
+	close(fd);
+	xf86Msg(X_WARNING,
+		"xf86EnableIOPorts: map iobase (%x)\n",
+		IOPortBase);
 #elif !defined(__mc68000__) && !defined(__sparc__) && !defined(__mips__) && !defined(__sh__) && !defined(__hppa__) && !defined(__s390__) && !defined(__arm__) && !defined(__m32r__) && !defined(__nds32__)
         if (ioperm(0, 1024, 1) || iopl(3)) {
                 if (errno == ENODEV)