1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
|
/* $OpenBSD: signal.h,v 1.8 2006/01/09 18:18:37 millert Exp $ */
/*
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Ralph Campbell.
*
* 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. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 THE REGENTS OR CONTRIBUTORS 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.
*
* @(#)signal.h 8.1 (Berkeley) 6/10/93
*/
#ifndef _MIPS_SIGNAL_H_
#define _MIPS_SIGNAL_H_
#include <sys/cdefs.h>
#if !defined(__LANGUAGE_ASSEMBLY)
#include <sys/types.h>
/*
* Machine-dependent signal definitions
*/
typedef int sig_atomic_t;
#if __BSD_VISIBLE || __XPG_VISIBLE >= 420
/*
* Information pushed on stack when a signal is delivered.
* This is used by the kernel to restore state following
* execution of the signal handler. It is also made available
* to the handler to allow it to restore state properly if
* a non-standard exit is performed.
*/
#if defined(ANDROID_CHANGES)
/*
* The Linux and OpenBSD sigcontext structures are slightly different
* This is the Linux O32 ABI compatible sigcontext
*/
struct sigcontext {
unsigned int sc_regmask;
unsigned int sc_status;
unsigned long long sc_pc;
unsigned long long sc_regs[32];
unsigned long long sc_fpregs[32];
unsigned int sc_acx;
unsigned int sc_fpc_csr;
unsigned int sc_fpc_eir;
unsigned int sc_used_math;
unsigned int sc_dsp;
unsigned long long sc_mdhi;
unsigned long long sc_mdlo;
unsigned long sc_hi1;
unsigned long sc_lo1;
unsigned long sc_hi2;
unsigned long sc_lo2;
unsigned long sc_hi3;
unsigned long sc_lo3;
};
#else
struct sigcontext {
long sc_onstack; /* sigstack state to restore */
long sc_mask; /* signal mask to restore */
__register_t sc_pc; /* pc at time of signal */
__register_t sc_regs[32]; /* processor regs 0 to 31 */
__register_t mullo; /* mullo and mulhi registers... */
__register_t mulhi; /* mullo and mulhi registers... */
f_register_t sc_fpregs[33]; /* fp regs 0 to 31 and csr */
long sc_fpused; /* fp has been used */
long sc_fpc_eir; /* floating point exception instruction reg */
long xxx[8]; /* XXX reserved */
};
#endif
#endif /* __BSD_VISIBLE || __XPG_VISIBLE >= 420 */
#else /* __LANGUAGE_ASSEMBLY */
#ifdef ANDROID_CHANGES
#define SC_REGMASK (0*REGSZ)
#define SC_STATUS (1*REGSZ)
#define SC_PC (2*REGSZ)
#define SC_REGS (SC_PC+8)
#define SC_FPREGS (SC_REGS+32*8)
#define SC_ACX (SC_FPREGS+32*REGSZ_FP)
#define SC_FPC_CSR (SC_ACX+1*REGSZ)
#define SC_FPC_EIR (SC_ACX+2*REGSZ)
#define SC_USED_MATH (SC_ACX+3*REGSZ)
#define SC_DSP (SC_ACX+4*REGSZ)
#define SC_MDHI (SC_ACX+5*REGSZ)
#define SC_MDLO (SC_MDHI+8)
#define SC_HI1 (SC_MDLO+8)
#define SC_LO1 (SC_HI1+1*REGSZ)
#define SC_HI2 (SC_HI1+2*REGSZ)
#define SC_LO2 (SC_HI1+3*REGSZ)
#define SC_HI3 (SC_HI1+4*REGSZ)
#define SC_LO3 (SC_HI1+5*REGSZ)
/* OpenBSD compatibility */
#define SC_MASK SC_REGMASK
#define SC_FPUSED SC_USED_MATH
#else
#define SC_ONSTACK (0 * REGSZ)
#define SC_MASK (1 * REGSZ)
#define SC_PC (2 * REGSZ)
#define SC_REGS (3 * REGSZ)
#define SC_MULLO (35 * REGSZ)
#define SC_MULHI (36 * REGSZ)
#define SC_FPREGS (37 * REGSZ)
#define SC_FPUSED (70 * REGSZ)
#define SC_FPC_EIR (71 * REGSZ)
#endif /*ANDROID CHANGES*/
#endif /* __LANGUAGE_ASSEMBLY */
#endif /* !_MIPS_SIGNAL_H_ */
|
