1 /* Copyright (C) 1996, 1997, 1998, 2003, 2004, 2006 Free Software
2    Foundation, Inc.  This file is part of the GNU C Library.
3 
4    The GNU C Library is free software; you can redistribute it and/or
5    modify it under the terms of the GNU Lesser General Public
6    License as published by the Free Software Foundation; either
7    version 2.1 of the License, or (at your option) any later version.
8 
9    The GNU C Library is distributed in the hope that it will be useful,
10    but WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12    Lesser General Public License for more details.
13 
14    You should have received a copy of the GNU Lesser General Public
15    License along with the GNU C Library; if not, see
16    <http://www.gnu.org/licenses/>.  */
17 
18 #ifndef _BITS_SIGCONTEXT_H
19 #define _BITS_SIGCONTEXT_H 1
20 
21 #if !defined _SIGNAL_H && !defined _SYS_UCONTEXT_H
22 # error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
23 #endif
24 
25 #include <sgidefs.h>
26 
27 #if _MIPS_SIM == _ABIO32
28 
29 /* Certain unused fields were replaced with new ones in 2.6.12-rc4.
30    The changes were as follows:
31 
32    sc_cause -> sc_hi1
33    sc_badvaddr -> sc_lo1
34    sc_sigset[0] -> sc_hi2
35    sc_sigset[1] -> sc_lo2
36    sc_sigset[2] -> sc_hi3
37    sc_sigset[3] -> sc_lo3
38 
39    sc_regmask, sc_ownedfp and sc_fpc_eir are not used.  */
40 struct sigcontext {
41   unsigned int sc_regmask;
42   unsigned int sc_status;
43   unsigned long long sc_pc;
44   unsigned long long sc_regs[32];
45   unsigned long long sc_fpregs[32];
46   unsigned int sc_ownedfp;
47   unsigned int sc_fpc_csr;
48   unsigned int sc_fpc_eir;
49   unsigned int sc_used_math;
50   unsigned int sc_dsp;
51   unsigned long long sc_mdhi;
52   unsigned long long sc_mdlo;
53   unsigned long sc_hi1;
54   unsigned long sc_lo1;
55   unsigned long sc_hi2;
56   unsigned long sc_lo2;
57   unsigned long sc_hi3;
58   unsigned long sc_lo3;
59 };
60 
61 #else
62 
63 /* This structure changed in 2.6.12-rc4 when DSP support was added.  */
64 struct sigcontext {
65   unsigned long long sc_regs[32];
66   unsigned long long sc_fpregs[32];
67   unsigned long long sc_mdhi;
68   unsigned long long sc_hi1;
69   unsigned long long sc_hi2;
70   unsigned long long sc_hi3;
71   unsigned long long sc_mdlo;
72   unsigned long long sc_lo1;
73   unsigned long long sc_lo2;
74   unsigned long long sc_lo3;
75   unsigned long long sc_pc;
76   unsigned int sc_fpc_csr;
77   unsigned int sc_used_math;
78   unsigned int sc_dsp;
79   unsigned int sc_reserved;
80 };
81 
82 #endif /* _MIPS_SIM != _ABIO32 */
83 #endif
84