--- sys/external/bsd/drm2/dist/drm/radeon/radeon_bios.c.~1~	2015-06-22 21:45:30.000000000 +0000
+++ sys/external/bsd/drm2/dist/drm/radeon/radeon_bios.c	2016-06-16 15:06:01.000000000 +0000
@@ -885,6 +885,7 @@
 	r = radeon_atrm_get_bios(rdev);
 	if (r == false)
 		r = radeon_acpi_vfct_bios(rdev);
+	panic("stop");
 	if (r == false)
 		r = igp_read_bios_from_vram(rdev);
 	if (r == false)