--- /dev/null
+/*
+ * (C) Copyright 2002
+ * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
+ * Keith Outwater, keith_outwater@mvis.com.
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+extern int mvblx_init_fpga(void);
+
+extern int fpga_status_fn(int cookie);
+extern int fpga_config_fn(int assert, int flush, int cookie);
+extern int fpga_done_fn(int cookie);
+extern int fpga_wr_fn(const void *buf, size_t len, int flush, int cookie);
+extern int fpga_null_fn(int cookie);