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/* $NetBSD: fiq.h,v 1.1 2001/12/20 01:20:23 thorpej Exp $ */
/*-
* 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_ */
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