xref: /netbsd-src/sys/arch/powerpc/include/trap.h (revision 76dfffe33547c37f8bdd446e3e4ab0f3c16cea4b)
1 /*	$NetBSD: trap.h,v 1.1 1996/09/30 16:34:35 ws Exp $	*/
2 
3 /*
4  * Copyright (C) 1995, 1996 Wolfgang Solfrank.
5  * Copyright (C) 1995, 1996 TooLs GmbH.
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed by TooLs GmbH.
19  * 4. The name of TooLs GmbH may not be used to endorse or promote products
20  *    derived from this software without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25  * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
27  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
28  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
29  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
30  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
31  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32  */
33 #ifndef	_MACHINE_TRAP_H_
34 #define	_MACHINE_TRAP_H_
35 
36 #define	EXC_RSVD	0x0000		/* Reserved */
37 #define	EXC_RST		0x0100		/* Reset */
38 #define	EXC_MCHK	0x0200		/* Machine Check */
39 #define	EXC_DSI		0x0300		/* Data Storage Interrupt */
40 #define	EXC_ISI		0x0400		/* Instruction Storage Interrupt */
41 #define	EXC_EXI		0x0500		/* External Interrupt */
42 #define	EXC_ALI		0x0600		/* Alignment Interrupt */
43 #define	EXC_PGM		0x0700		/* Program Interrupt */
44 #define	EXC_FPU		0x0800		/* Floating-point Unavailable */
45 #define	EXC_DECR	0x0900		/* Decrementer Interrupt */
46 #define	EXC_SC		0x0c00		/* System Call */
47 #define	EXC_TRC		0x0d00		/* Trace */
48 #define	EXC_FPA		0x0e00		/* Floating-point Assist */
49 
50 /* The following are only available on 604: */
51 #define	EXC_PERF	0x0f00		/* Performance Monitoring */
52 #define	EXC_BPT		0x1300		/* Instruction Breakpoint */
53 #define	EXC_SMI		0x1400		/* System Managment Interrupt */
54 
55 /* And these are only on the 603: */
56 #define	EXC_IMISS	0x1000		/* Instruction translation miss */
57 #define	EXC_DLMISS	0x1100		/* Data load translation miss */
58 #define	EXC_DSMISS	0x1200		/* Data store translation miss */
59 
60 #define	EXC_LAST	0x2f00		/* Last possible exception vector */
61 
62 #define	EXC_AST		0x3000		/* Fake AST vector */
63 
64 /* Trap was in user mode */
65 #define	EXC_USER	0x10000
66 
67 #endif	/* _MACHINE_TRAP_H_ */
68