still segfaults, trying with 32 Bit userland

package/xorg-server/patches/patch-hw_xfree86_dri_sarea_h

@@ -0,0 +1,11 @@
+--- xorg-server-1.7.5.orig/hw/xfree86/dri/sarea.h	2009-02-10 08:23:28.000000000 +0100
++++ xorg-server-1.7.5/hw/xfree86/dri/sarea.h	2010-03-08 19:21:40.000000000 +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

package/xorg-server/patches/patch-hw_xfree86_os-support_linux_lnx_video_c

@@ -1,5 +1,5 @@
 --- xorg-server-1.7.5.orig/hw/xfree86/os-support/linux/lnx_video.c	2010-02-16 01:24:23.000000000 +0100
-+++ xorg-server-1.7.5/hw/xfree86/os-support/linux/lnx_video.c	2010-03-07 16:38:06.000000000 +0100
++++ xorg-server-1.7.5/hw/xfree86/os-support/linux/lnx_video.c	2010-03-08 21:31:20.000000000 +0100
 @@ -497,7 +497,7 @@ volatile unsigned char *ioBase = NULL;
  Bool
  xf86EnableIO(void)
@@ -9,17 +9,24 @@
  	int fd;
  	unsigned int ioBase_phys;
  #endif
-@@ -537,6 +537,13 @@ xf86EnableIO(void)
- 	ioperm(0x40,4,0); /* trap access to the timer chip */
- 	ioperm(0x60,4,0); /* trap access to the keyboard controller */
- # endif
-+#else
+@@ -524,6 +524,20 @@ xf86EnableIO(void)
+ #endif
+ 	}
+ 	close(fd);
++#elif defined(__mips__)
 +	fd = open("/dev/mem", O_RDWR);
-+	if (IOPortBase == NULL) {
-+		IOPortBase = (volatile unsigned char *)mmap(0, 0x20000,
++	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);
- #endif
- 	ExtendedEnabled = TRUE;
- 
++	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__)
+         if (ioperm(0, 1024, 1) || iopl(3)) {
+                 if (errno == ENODEV)