--- sys/arch/riscv64/dev/plic.h	Fri Aug 26 00:10:08 2022
+++ /dev/null	Fri May  8 16:19:31 2026
@@ -1,38 +0,0 @@
-/*	$OpenBSD: plic.h,v 1.3 2021/05/12 01:20:52 jsg Exp $	*/
-
-/*
- * Copyright (c) 2020, Mars Li <mengshi.li.mars@gmail.com>
- * Copyright (c) 2020, Brian Bamsch <bbamsch@google.com>
- *
- * 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 _RISCV_PLIC_H_
-#define _RISCV_PLIC_H_
-
-#ifndef _LOCORE
-
-void	plic_splx(int);
-int	plic_spllower(int);
-int	plic_splraise(int);
-void	plic_setipl(int);
-
-void	*plic_intr_establish(int, int, int (*)(void *),
-		void *, char *);
-void	*plic_intr_establish_fdt(void *, int *, int,
-		int (*)(void *), void *, char *);
-void	plic_intr_disestablish(void *);
-
-#endif /* ! _LOCORE */
-
-#endif /* _RISCV_PLIC_H_*/