xref: /openbmc/linux/arch/ia64/include/uapi/asm/siginfo.h (revision 981ab3f1)
1 /*
2  * Based on <asm-i386/siginfo.h>.
3  *
4  * Modified 1998-2002
5  *	David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
6  */
7 #ifndef _UAPI_ASM_IA64_SIGINFO_H
8 #define _UAPI_ASM_IA64_SIGINFO_H
9 
10 
11 #define __ARCH_SI_PREAMBLE_SIZE	(4 * sizeof(int))
12 
13 #define HAVE_ARCH_SIGINFO_T
14 #define HAVE_ARCH_COPY_SIGINFO_TO_USER
15 
16 #include <asm-generic/siginfo.h>
17 
18 typedef struct siginfo {
19 	int si_signo;
20 	int si_errno;
21 	int si_code;
22 	int __pad0;
23 
24 	union {
25 		int _pad[SI_PAD_SIZE];
26 
27 		/* kill() */
28 		struct {
29 			pid_t _pid;		/* sender's pid */
30 			uid_t _uid;		/* sender's uid */
31 		} _kill;
32 
33 		/* POSIX.1b timers */
34 		struct {
35 			timer_t _tid;		/* timer id */
36 			int _overrun;		/* overrun count */
37 			char _pad[sizeof(__ARCH_SI_UID_T) - sizeof(int)];
38 			sigval_t _sigval;	/* must overlay ._rt._sigval! */
39 			int _sys_private;	/* not to be passed to user */
40 		} _timer;
41 
42 		/* POSIX.1b signals */
43 		struct {
44 			pid_t _pid;		/* sender's pid */
45 			uid_t _uid;		/* sender's uid */
46 			sigval_t _sigval;
47 		} _rt;
48 
49 		/* SIGCHLD */
50 		struct {
51 			pid_t _pid;		/* which child */
52 			uid_t _uid;		/* sender's uid */
53 			int _status;		/* exit code */
54 			clock_t _utime;
55 			clock_t _stime;
56 		} _sigchld;
57 
58 		/* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
59 		struct {
60 			void __user *_addr;	/* faulting insn/memory ref. */
61 			int _imm;		/* immediate value for "break" */
62 			unsigned int _flags;	/* see below */
63 			unsigned long _isr;	/* isr */
64 			short _addr_lsb;	/* lsb of faulting address */
65 			union {
66 				/* used when si_code=SEGV_BNDERR */
67 				struct {
68 					void __user *_lower;
69 					void __user *_upper;
70 				} _addr_bnd;
71 				/* used when si_code=SEGV_PKUERR */
72 				__u32 _pkey;
73 			};
74 		} _sigfault;
75 
76 		/* SIGPOLL */
77 		struct {
78 			long _band;	/* POLL_IN, POLL_OUT, POLL_MSG (XPG requires a "long") */
79 			int _fd;
80 		} _sigpoll;
81 	} _sifields;
82 } siginfo_t;
83 
84 #define si_imm		_sifields._sigfault._imm	/* as per UNIX SysV ABI spec */
85 #define si_flags	_sifields._sigfault._flags
86 /*
87  * si_isr is valid for SIGILL, SIGFPE, SIGSEGV, SIGBUS, and SIGTRAP provided that
88  * si_code is non-zero and __ISR_VALID is set in si_flags.
89  */
90 #define si_isr		_sifields._sigfault._isr
91 
92 /*
93  * Flag values for si_flags:
94  */
95 #define __ISR_VALID_BIT	0
96 #define __ISR_VALID	(1 << __ISR_VALID_BIT)
97 
98 /*
99  * SIGILL si_codes
100  */
101 #define ILL_BADIADDR	(__SI_FAULT|9)	/* unimplemented instruction address */
102 #define __ILL_BREAK	(__SI_FAULT|10)	/* illegal break */
103 #define __ILL_BNDMOD	(__SI_FAULT|11)	/* bundle-update (modification) in progress */
104 #undef NSIGILL
105 #define NSIGILL		11
106 
107 /*
108  * SIGFPE si_codes
109  */
110 #define __FPE_DECOVF	(__SI_FAULT|9)	/* decimal overflow */
111 #define __FPE_DECDIV	(__SI_FAULT|10)	/* decimal division by zero */
112 #define __FPE_DECERR	(__SI_FAULT|11)	/* packed decimal error */
113 #define __FPE_INVASC	(__SI_FAULT|12)	/* invalid ASCII digit */
114 #define __FPE_INVDEC	(__SI_FAULT|13)	/* invalid decimal digit */
115 #undef NSIGFPE
116 #define NSIGFPE		13
117 
118 /*
119  * SIGSEGV si_codes
120  */
121 #define __SEGV_PSTKOVF	(__SI_FAULT|4)	/* paragraph stack overflow */
122 #undef NSIGSEGV
123 #define NSIGSEGV	4
124 
125 #undef NSIGTRAP
126 #define NSIGTRAP	4
127 
128 
129 #endif /* _UAPI_ASM_IA64_SIGINFO_H */
130