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