Bug#16501: autodetection of sbus graphic cards

Add automatic detection of the graphic driver to load for sbus devices.
This allows xorg to work on those devices without a "Device" section.

Debian bug#483942.

Signed-off-by: Julien Cristau <jcristau@debian.org>

hw/xfree86/common/xf86AutoConfig.c

@@ -39,6 +39,9 @@
 #include "xf86Config.h"
 #include "xf86Priv.h"
 #include "xf86_OSlib.h"
+#ifdef __sparc__
+# include "xf86sbusBus.h"
+#endif
 #include "dirent.h"
 
 #ifdef sun
@@ -472,6 +475,13 @@ listPossibleVideoDrivers(char *matches[], int nmatches)
 	}
     }
 #endif
+#ifdef __sparc__
+    {
+	char *sbusDriver = sparcDriverName();
+	if (sbusDriver)
+	    matches[i++] = xnfstrdup(sbusDriver);
+    }
+#endif
 
     /* Find the primary device, and get some information about it. */
     iter = pci_slot_match_iterator_create(NULL);