1 files changed, 28 insertions, 0 deletions
diff --git a/sys/arch/arm64/include/fpu.h b/sys/arch/arm64/include/fpu.h
new file mode 100644
index 00000000000..74faa8dc0ba
--- /dev/null
+++ b/sys/arch/arm64/include/fpu.h
@@ -0,0 +1,28 @@
+/*	$OpenBSD: fpu.h,v 1.1 2022/01/01 18:52:37 kettenis Exp $	*/
+/*
+ * Copyright (c) 2022 Mark Kettenis <kettenis@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef _MACHINE_FPU_H
+#define _MACHINE_FPU_H
+
+void fpu_save(struct proc *);
+void fpu_load(struct proc *);
+void fpu_drop(void);
+
+void fpu_kernel_enter(void);
+void fpu_kernel_exit(void);
+
+#endif /* !_MACHINE_FPU_H */