1/*
2 * This file is subject to the terms and conditions of the GNU General Public
3 * License.  See the file "COPYING" in the main directory of this archive
4 * for more details.
5 *
6 * Copyright (C) 1998, 1999, 2001, 2003 Ralf Baechle
7 * Copyright (C) 2000, 2001 Silicon Graphics, Inc.
8 */
9#ifndef _UAPI_ASM_SIGINFO_H
10#define _UAPI_ASM_SIGINFO_H
11
12
13#define __ARCH_SIGEV_PREAMBLE_SIZE (sizeof(long) + 2*sizeof(int))
14#undef __ARCH_SI_TRAPNO /* exception code needs to fill this ...  */
15
16#define HAVE_ARCH_SIGINFO_T
17
18/*
19 * Careful to keep union _sifields from shifting ...
20 */
21#if _MIPS_SZLONG == 32
22#define __ARCH_SI_PREAMBLE_SIZE (3 * sizeof(int))
23#elif _MIPS_SZLONG == 64
24#define __ARCH_SI_PREAMBLE_SIZE (4 * sizeof(int))
25#else
26#error _MIPS_SZLONG neither 32 nor 64
27#endif
28
29#define __ARCH_SIGSYS
30
31#include <asm-generic/siginfo.h>
32
33/* We can't use generic siginfo_t, because our si_code and si_errno are swapped */
34typedef struct siginfo {
35	int si_signo;
36	int si_code;
37	int si_errno;
38	int __pad0[SI_MAX_SIZE / sizeof(int) - SI_PAD_SIZE - 3];
39
40	union {
41		int _pad[SI_PAD_SIZE];
42
43		/* kill() */
44		struct {
45			__kernel_pid_t _pid;	/* sender's pid */
46			__ARCH_SI_UID_T _uid;	/* sender's uid */
47		} _kill;
48
49		/* POSIX.1b timers */
50		struct {
51			__kernel_timer_t _tid;	/* timer id */
52			int _overrun;		/* overrun count */
53			char _pad[sizeof( __ARCH_SI_UID_T) - sizeof(int)];
54			sigval_t _sigval;	/* same as below */
55			int _sys_private;	/* not to be passed to user */
56		} _timer;
57
58		/* POSIX.1b signals */
59		struct {
60			__kernel_pid_t _pid;	/* sender's pid */
61			__ARCH_SI_UID_T _uid;	/* sender's uid */
62			sigval_t _sigval;
63		} _rt;
64
65		/* SIGCHLD */
66		struct {
67			__kernel_pid_t _pid;	/* which child */
68			__ARCH_SI_UID_T _uid;	/* sender's uid */
69			int _status;		/* exit code */
70			__kernel_clock_t _utime;
71			__kernel_clock_t _stime;
72		} _sigchld;
73
74		/* IRIX SIGCHLD */
75		struct {
76			__kernel_pid_t _pid;	/* which child */
77			__kernel_clock_t _utime;
78			int _status;		/* exit code */
79			__kernel_clock_t _stime;
80		} _irix_sigchld;
81
82		/* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
83		struct {
84			void __user *_addr; /* faulting insn/memory ref. */
85#ifdef __ARCH_SI_TRAPNO
86			int _trapno;	/* TRAP # which caused the signal */
87#endif
88			short _addr_lsb;
89			struct {
90				void __user *_lower;
91				void __user *_upper;
92			} _addr_bnd;
93		} _sigfault;
94
95		/* SIGPOLL, SIGXFSZ (To do ...)	 */
96		struct {
97			__ARCH_SI_BAND_T _band; /* POLL_IN, POLL_OUT, POLL_MSG */
98			int _fd;
99		} _sigpoll;
100
101		/* SIGSYS */
102		struct {
103			void __user *_call_addr; /* calling user insn */
104			int _syscall;	/* triggering system call number */
105			unsigned int _arch;	/* AUDIT_ARCH_* of syscall */
106		} _sigsys;
107	} _sifields;
108} siginfo_t;
109
110/*
111 * si_code values
112 * Again these have been chosen to be IRIX compatible.
113 */
114#undef SI_ASYNCIO
115#undef SI_TIMER
116#undef SI_MESGQ
117#define SI_ASYNCIO	-2	/* sent by AIO completion */
118#define SI_TIMER __SI_CODE(__SI_TIMER, -3) /* sent by timer expiration */
119#define SI_MESGQ __SI_CODE(__SI_MESGQ, -4) /* sent by real time mesq state change */
120
121#endif /* _UAPI_ASM_SIGINFO_H */
122