Annotation of sys/arch/arm/include/fiq.h, Revision 1.1.1.1
1.1 nbrk 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_ */
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