AMD64 Support:
[dragonfly.git] / sys / cpu / amd64 / include / signal.h
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1/*
2 * Copyright (c) 1986, 1989, 1991, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)signal.h 8.1 (Berkeley) 6/11/93
34 * $FreeBSD: src/sys/i386/include/signal.h,v 1.12 1999/11/12 13:52:11 marcel Exp $
f5bcf2d5 35 * $DragonFly: src/sys/cpu/amd64/include/signal.h,v 1.2 2008/08/25 23:34:31 dillon Exp $
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36 */
37
38#ifndef _CPU_SIGNAL_H_
39#define _CPU_SIGNAL_H_
40
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41/** si_code **/
42/* codes for SIGILL */
43#define ILL_ILLOPC 1 /* Illegal opcode. */
44#define ILL_ILLOPN 2 /* Illegal operand. */
45#define ILL_ILLADR 3 /* Illegal addressing mode. */
46#define ILL_ILLTRP 4 /* Illegal trap. */
47#define ILL_PRVOPC 5 /* Privileged opcode. */
48#define ILL_PRVREG 6 /* Privileged register. */
49#define ILL_COPROC 7 /* Coprocessor error. */
50#define ILL_BADSTK 8 /* Internal stack error. */
51
52/* codes for SIGBUS */
53#define BUS_ADRALN 1 /* Invalid address alignment. */
54#define BUS_ADRERR 2 /* Nonexistent physical address. */
55#define BUS_OBJERR 3 /* Object-specific hardware error. */
56
57/* codes for SIGSEGV */
58#define SEGV_MAPERR 1 /* Address not mapped to object. */
59#define SEGV_ACCERR 2 /* Invalid permissions for mapped */
60 /* object. */
61
62/* codes for SIGFPE */
63#define FPE_INTOVF 1 /* Integer overflow. */
64#define FPE_INTDIV 2 /* Integer divide by zero. */
65#define FPE_FLTDIV 3 /* Floating point divide by zero. */
66#define FPE_FLTOVF 4 /* Floating point overflow. */
67#define FPE_FLTUND 5 /* Floating point underflow. */
68#define FPE_FLTRES 6 /* Floating point inexact result. */
69#define FPE_FLTINV 7 /* Invalid floating point operation. */
70#define FPE_FLTSUB 8 /* Subscript out of range. */
71
72/* codes for SIGTRAP */
73#define TRAP_BRKPT 1 /* Process breakpoint. */
74#define TRAP_TRACE 2 /* Process trace trap. */
75
76/* codes for SIGCHLD */
77#define CLD_EXITED 1 /* Child has exited */
78#define CLD_KILLED 2 /* Child has terminated abnormally but */
79 /* did not create a core file */
80#define CLD_DUMPED 3 /* Child has terminated abnormally and */
81 /* created a core file */
82#define CLD_TRAPPED 4 /* Traced child has trapped */
83#define CLD_STOPPED 5 /* Child has stopped */
84#define CLD_CONTINUED 6 /* Stopped child has continued */
85
86/* codes for SIGPOLL */
87#define POLL_IN 1 /* Data input available */
88#define POLL_OUT 2 /* Output buffers available */
89#define POLL_MSG 3 /* Input message available */
90#define POLL_ERR 4 /* I/O Error */
91#define POLL_PRI 5 /* High priority input available */
92#define POLL_HUP 4 /* Device disconnected */
93
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94/*
95 * Machine-dependent signal definitions
96 */
97
98typedef int sig_atomic_t;
99
100#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
101
102/*
103 * XXX temporarily use a <machine/bla.h> path instead of "bla.h" so the
104 * XFree86-4-clients port, which uses -I-, builds. Use of -I- should
105 * be banned, or the option should be fixed to not screw up relative-path
106 * includes.
107 */
108#include <machine/trap.h> /* codes for SIGILL, SIGFPE */
109
110/*
111 * Information pushed on stack when a signal is delivered.
112 * This is used by the kernel to restore state following
113 * execution of the signal handler. It is also made available
114 * to the handler to allow it to restore state properly if
115 * a non-standard exit is performed.
116 *
117 * The sequence of the fields/registers in struct sigcontext should match
118 * those in mcontext_t.
119 */
120struct sigcontext {
121 sigset_t sc_mask; /* signal mask to restore */
122 long sc_onstack; /* sigstack state to restore */
123 long sc_rdi;
124 long sc_rsi;
125 long sc_rdx;
126 long sc_rcx;
127 long sc_r8;
128 long sc_r9;
129 long sc_rax;
130 long sc_rbx;
131 long sc_rbp;
132 long sc_r10;
133 long sc_r11;
134 long sc_r12;
135 long sc_r13;
136 long sc_r14;
137 long sc_r15;
138 long sc_trapno;
139 long sc_addr;
140 long sc_flags;
141 long sc_err;
142 long sc_rip;
143 long sc_cs;
144 long sc_rflags;
145 long sc_rsp;
146 long sc_ss;
147 long sc_len;
148 /*
149 * XXX - taken from freebsd
150 */
151 long sc_fpformat;
152 long sc_ownedfp;
153 long sc_fpstate[64] __aligned(16);
154 long sc_spare[9];
155};
156
157#endif /* !_ANSI_SOURCE && !_POSIX_SOURCE */
158
159#endif /* !_CPU_SIGNAL_H_ */