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+/* $NetBSD: fiq.h,v 1.1 2001/12/20 01:20:23 thorpej Exp $ */
+
+/*-
+ * SPDX-License-Identifier: BSD-4-Clause
+ *
+ * Copyright (c) 2001 Wasabi Systems, Inc.
+ * All rights reserved.
+ *
+ * Written by Jason R. Thorpe for Wasabi Systems, Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed for the NetBSD Project by
+ * Wasabi Systems, Inc.
+ * 4. The name of Wasabi Systems, Inc. may not be used to endorse
+ * or promote products derived from this software without specific prior
+ * written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ *
+ */
+
+#ifndef _MACHINE_FIQ_H_
+#define _MACHINE_FIQ_H_
+
+#include <sys/queue.h>
+
+struct fiqregs {
+ u_int fr_r8; /* FIQ mode r8 */
+ u_int fr_r9; /* FIQ mode r9 */
+ u_int fr_r10; /* FIQ mode r10 */
+ u_int fr_r11; /* FIQ mode r11 */
+ u_int fr_r12; /* FIQ mode r12 */
+ u_int fr_r13; /* FIQ mode r13 */
+};
+
+struct fiqhandler {
+ TAILQ_ENTRY(fiqhandler) fh_list;/* link in the FIQ handler stack */
+ void *fh_func; /* FIQ handler routine */
+ size_t fh_size; /* size of FIQ handler */
+ int fh_flags; /* flags; see below */
+ struct fiqregs *fh_regs; /* pointer to regs structure */
+};
+
+#define FH_CANPUSH 0x01 /* can push this handler out of the way */
+
+int fiq_claim(struct fiqhandler *);
+void fiq_release(struct fiqhandler *);
+
+void fiq_getregs(struct fiqregs *);
+void fiq_setregs(struct fiqregs *);
+
+#endif /* _MACHINE_FIQ_H_ */