xref: /OK3568_Linux_fs/kernel/arch/arm/include/uapi/asm/signal.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2*4882a593Smuzhiyun #ifndef _UAPI_ASMARM_SIGNAL_H
3*4882a593Smuzhiyun #define _UAPI_ASMARM_SIGNAL_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include <linux/types.h>
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun /* Avoid too many header ordering problems.  */
8*4882a593Smuzhiyun struct siginfo;
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef __KERNEL__
11*4882a593Smuzhiyun /* Here we must cater to libcs that poke about in kernel headers.  */
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #define NSIG		32
14*4882a593Smuzhiyun typedef unsigned long sigset_t;
15*4882a593Smuzhiyun 
16*4882a593Smuzhiyun #endif /* __KERNEL__ */
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun #define SIGHUP		 1
19*4882a593Smuzhiyun #define SIGINT		 2
20*4882a593Smuzhiyun #define SIGQUIT		 3
21*4882a593Smuzhiyun #define SIGILL		 4
22*4882a593Smuzhiyun #define SIGTRAP		 5
23*4882a593Smuzhiyun #define SIGABRT		 6
24*4882a593Smuzhiyun #define SIGIOT		 6
25*4882a593Smuzhiyun #define SIGBUS		 7
26*4882a593Smuzhiyun #define SIGFPE		 8
27*4882a593Smuzhiyun #define SIGKILL		 9
28*4882a593Smuzhiyun #define SIGUSR1		10
29*4882a593Smuzhiyun #define SIGSEGV		11
30*4882a593Smuzhiyun #define SIGUSR2		12
31*4882a593Smuzhiyun #define SIGPIPE		13
32*4882a593Smuzhiyun #define SIGALRM		14
33*4882a593Smuzhiyun #define SIGTERM		15
34*4882a593Smuzhiyun #define SIGSTKFLT	16
35*4882a593Smuzhiyun #define SIGCHLD		17
36*4882a593Smuzhiyun #define SIGCONT		18
37*4882a593Smuzhiyun #define SIGSTOP		19
38*4882a593Smuzhiyun #define SIGTSTP		20
39*4882a593Smuzhiyun #define SIGTTIN		21
40*4882a593Smuzhiyun #define SIGTTOU		22
41*4882a593Smuzhiyun #define SIGURG		23
42*4882a593Smuzhiyun #define SIGXCPU		24
43*4882a593Smuzhiyun #define SIGXFSZ		25
44*4882a593Smuzhiyun #define SIGVTALRM	26
45*4882a593Smuzhiyun #define SIGPROF		27
46*4882a593Smuzhiyun #define SIGWINCH	28
47*4882a593Smuzhiyun #define SIGIO		29
48*4882a593Smuzhiyun #define SIGPOLL		SIGIO
49*4882a593Smuzhiyun /*
50*4882a593Smuzhiyun #define SIGLOST		29
51*4882a593Smuzhiyun */
52*4882a593Smuzhiyun #define SIGPWR		30
53*4882a593Smuzhiyun #define SIGSYS		31
54*4882a593Smuzhiyun #define	SIGUNUSED	31
55*4882a593Smuzhiyun 
56*4882a593Smuzhiyun /* These should not be considered constants from userland.  */
57*4882a593Smuzhiyun #define SIGRTMIN	32
58*4882a593Smuzhiyun #define SIGRTMAX	_NSIG
59*4882a593Smuzhiyun 
60*4882a593Smuzhiyun #define SIGSWI		32
61*4882a593Smuzhiyun 
62*4882a593Smuzhiyun /*
63*4882a593Smuzhiyun  * SA_THIRTYTWO historically meant deliver the signal in 32-bit mode, even if
64*4882a593Smuzhiyun  * the task is running in 26-bit. But since the kernel no longer supports
65*4882a593Smuzhiyun  * 26-bit mode, the flag has no effect.
66*4882a593Smuzhiyun  */
67*4882a593Smuzhiyun #define SA_THIRTYTWO	0x02000000
68*4882a593Smuzhiyun #define SA_RESTORER	0x04000000
69*4882a593Smuzhiyun 
70*4882a593Smuzhiyun #define MINSIGSTKSZ	2048
71*4882a593Smuzhiyun #define SIGSTKSZ	8192
72*4882a593Smuzhiyun 
73*4882a593Smuzhiyun #include <asm-generic/signal-defs.h>
74*4882a593Smuzhiyun 
75*4882a593Smuzhiyun #ifndef __KERNEL__
76*4882a593Smuzhiyun /* Here we must cater to libcs that poke about in kernel headers.  */
77*4882a593Smuzhiyun 
78*4882a593Smuzhiyun struct sigaction {
79*4882a593Smuzhiyun 	union {
80*4882a593Smuzhiyun 	  __sighandler_t _sa_handler;
81*4882a593Smuzhiyun 	  void (*_sa_sigaction)(int, struct siginfo *, void *);
82*4882a593Smuzhiyun 	} _u;
83*4882a593Smuzhiyun 	sigset_t sa_mask;
84*4882a593Smuzhiyun 	unsigned long sa_flags;
85*4882a593Smuzhiyun 	void (*sa_restorer)(void);
86*4882a593Smuzhiyun };
87*4882a593Smuzhiyun 
88*4882a593Smuzhiyun #define sa_handler	_u._sa_handler
89*4882a593Smuzhiyun #define sa_sigaction	_u._sa_sigaction
90*4882a593Smuzhiyun 
91*4882a593Smuzhiyun #endif /* __KERNEL__ */
92*4882a593Smuzhiyun 
93*4882a593Smuzhiyun typedef struct sigaltstack {
94*4882a593Smuzhiyun 	void __user *ss_sp;
95*4882a593Smuzhiyun 	int ss_flags;
96*4882a593Smuzhiyun 	size_t ss_size;
97*4882a593Smuzhiyun } stack_t;
98*4882a593Smuzhiyun 
99*4882a593Smuzhiyun 
100*4882a593Smuzhiyun #endif /* _UAPI_ASMARM_SIGNAL_H */
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