1 /* $OpenBSD: fiq.h,v 1.1 2004/02/01 05:09:49 drahn Exp $ */ 2 /* $NetBSD: fiq.h,v 1.1 2001/12/20 01:20:23 thorpej Exp $ */ 3 4 /* 5 * Copyright (c) 2001 Wasabi Systems, Inc. 6 * All rights reserved. 7 * 8 * Written by Jason R. Thorpe for Wasabi Systems, Inc. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed for the NetBSD Project by 21 * Wasabi Systems, Inc. 22 * 4. The name of Wasabi Systems, Inc. may not be used to endorse 23 * or promote products derived from this software without specific prior 24 * written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND 27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #ifndef _ARM_FIQ_H_ 40 #define _ARM_FIQ_H_ 41 42 #include <sys/queue.h> 43 44 struct fiqregs { 45 u_int fr_r8; /* FIQ mode r8 */ 46 u_int fr_r9; /* FIQ mode r9 */ 47 u_int fr_r10; /* FIQ mode r10 */ 48 u_int fr_r11; /* FIQ mode r11 */ 49 u_int fr_r12; /* FIQ mode r12 */ 50 u_int fr_r13; /* FIQ mode r13 */ 51 }; 52 53 struct fiqhandler { 54 TAILQ_ENTRY(fiqhandler) fh_list;/* link in the FIQ handler stack */ 55 void *fh_func; /* FIQ handler routine */ 56 size_t fh_size; /* size of FIQ handler */ 57 int fh_flags; /* flags; see below */ 58 struct fiqregs *fh_regs; /* pointer to regs structure */ 59 }; 60 61 #define FH_CANPUSH 0x01 /* can push this handler out of the way */ 62 63 int fiq_claim(struct fiqhandler *); 64 void fiq_release(struct fiqhandler *); 65 66 void fiq_getregs(struct fiqregs *); 67 void fiq_setregs(struct fiqregs *); 68 69 #endif /* _ARM_FIQ_H_ */ 70