xref: /openbmc/linux/arch/ia64/include/uapi/asm/siginfo.h (revision 7587eb18)
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
15 #define HAVE_ARCH_COPY_SIGINFO_TO_USER
16 
17 #include <asm-generic/siginfo.h>
18 
19 typedef struct siginfo {
20 	int si_signo;
21 	int si_errno;
22 	int si_code;
23 	int __pad0;
24 
25 	union {
26 		int _pad[SI_PAD_SIZE];
27 
28 		/* kill() */
29 		struct {
30 			pid_t _pid;		/* sender's pid */
31 			uid_t _uid;		/* sender's uid */
32 		} _kill;
33 
34 		/* POSIX.1b timers */
35 		struct {
36 			timer_t _tid;		/* timer id */
37 			int _overrun;		/* overrun count */
38 			char _pad[sizeof(__ARCH_SI_UID_T) - sizeof(int)];
39 			sigval_t _sigval;	/* must overlay ._rt._sigval! */
40 			int _sys_private;	/* not to be passed to user */
41 		} _timer;
42 
43 		/* POSIX.1b signals */
44 		struct {
45 			pid_t _pid;		/* sender's pid */
46 			uid_t _uid;		/* sender's uid */
47 			sigval_t _sigval;
48 		} _rt;
49 
50 		/* SIGCHLD */
51 		struct {
52 			pid_t _pid;		/* which child */
53 			uid_t _uid;		/* sender's uid */
54 			int _status;		/* exit code */
55 			clock_t _utime;
56 			clock_t _stime;
57 		} _sigchld;
58 
59 		/* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
60 		struct {
61 			void __user *_addr;	/* faulting insn/memory ref. */
62 			int _imm;		/* immediate value for "break" */
63 			unsigned int _flags;	/* see below */
64 			unsigned long _isr;	/* isr */
65 			short _addr_lsb;	/* lsb of faulting address */
66 			union {
67 				/* used when si_code=SEGV_BNDERR */
68 				struct {
69 					void __user *_lower;
70 					void __user *_upper;
71 				} _addr_bnd;
72 				/* used when si_code=SEGV_PKUERR */
73 				__u32 _pkey;
74 			};
75 		} _sigfault;
76 
77 		/* SIGPOLL */
78 		struct {
79 			long _band;	/* POLL_IN, POLL_OUT, POLL_MSG (XPG requires a "long") */
80 			int _fd;
81 		} _sigpoll;
82 	} _sifields;
83 } siginfo_t;
84 
85 #define si_imm		_sifields._sigfault._imm	/* as per UNIX SysV ABI spec */
86 #define si_flags	_sifields._sigfault._flags
87 /*
88  * si_isr is valid for SIGILL, SIGFPE, SIGSEGV, SIGBUS, and SIGTRAP provided that
89  * si_code is non-zero and __ISR_VALID is set in si_flags.
90  */
91 #define si_isr		_sifields._sigfault._isr
92 
93 /*
94  * Flag values for si_flags:
95  */
96 #define __ISR_VALID_BIT	0
97 #define __ISR_VALID	(1 << __ISR_VALID_BIT)
98 
99 /*
100  * SIGILL si_codes
101  */
102 #define ILL_BADIADDR	(__SI_FAULT|9)	/* unimplemented instruction address */
103 #define __ILL_BREAK	(__SI_FAULT|10)	/* illegal break */
104 #define __ILL_BNDMOD	(__SI_FAULT|11)	/* bundle-update (modification) in progress */
105 #undef NSIGILL
106 #define NSIGILL		11
107 
108 /*
109  * SIGFPE si_codes
110  */
111 #define __FPE_DECOVF	(__SI_FAULT|9)	/* decimal overflow */
112 #define __FPE_DECDIV	(__SI_FAULT|10)	/* decimal division by zero */
113 #define __FPE_DECERR	(__SI_FAULT|11)	/* packed decimal error */
114 #define __FPE_INVASC	(__SI_FAULT|12)	/* invalid ASCII digit */
115 #define __FPE_INVDEC	(__SI_FAULT|13)	/* invalid decimal digit */
116 #undef NSIGFPE
117 #define NSIGFPE		13
118 
119 /*
120  * SIGSEGV si_codes
121  */
122 #define __SEGV_PSTKOVF	(__SI_FAULT|4)	/* paragraph stack overflow */
123 #undef NSIGSEGV
124 #define NSIGSEGV	4
125 
126 #undef NSIGTRAP
127 #define NSIGTRAP	4
128 
129 
130 #endif /* _UAPI_ASM_IA64_SIGINFO_H */
131