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diff --git a/lib/igt_aux.h b/lib/igt_aux.h
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+/*
+ * Copyright © 2014 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ * Authors:
+ *    Daniel Vetter <daniel.vetter@ffwll.ch>
+ *
+ */
+
+#ifndef IGT_AUX_H
+#define IGT_AUX_H
+
+#include <intel_bufmgr.h>
+
+/* auxialiary igt helpers from igt_aux.c */
+/* generally useful helpers */
+void igt_fork_signal_helper(void);
+void igt_stop_signal_helper(void);
+void igt_exchange_int(void *array, unsigned i, unsigned j);
+void igt_permute_array(void *array, unsigned size,
+			   void (*exchange_func)(void *array,
+						 unsigned i,
+						 unsigned j));
+void igt_progress(const char *header, uint64_t i, uint64_t total);
+bool igt_env_set(const char *env_var, bool default_value);
+
+bool igt_aub_dump_enabled(void);
+
+/* helpers based upon the libdrm buffer manager */
+void igt_init_aperture_trashers(drm_intel_bufmgr *bufmgr);
+void igt_trash_aperture(void);
+void igt_cleanup_aperture_trashers(void);
+
+/* suspend and auto-resume system */
+void igt_system_suspend_autoresume(void);
+
+/* dropping priviledges */
+void igt_drop_root(void);
+
+void igt_wait_for_keypress(void);
+
+/* sysinfo cross-arch wrappers from intel_os.c */
+
+/* These are separate to allow easier testing when porting, see the comment at
+ * the bottom of intel_os.c. */
+uint64_t intel_get_total_ram_mb(void);
+uint64_t intel_get_total_swap_mb(void);
+
+#endif /* IGT_AUX_H */