1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2*4882a593Smuzhiyun #ifndef _UAPI_ASM_POWERPC_SIGNAL_H 3*4882a593Smuzhiyun #define _UAPI_ASM_POWERPC_SIGNAL_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <linux/types.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #define _NSIG 64 8*4882a593Smuzhiyun #ifdef __powerpc64__ 9*4882a593Smuzhiyun #define _NSIG_BPW 64 10*4882a593Smuzhiyun #else 11*4882a593Smuzhiyun #define _NSIG_BPW 32 12*4882a593Smuzhiyun #endif 13*4882a593Smuzhiyun #define _NSIG_WORDS (_NSIG / _NSIG_BPW) 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun typedef unsigned long old_sigset_t; /* at least 32 bits */ 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun typedef struct { 18*4882a593Smuzhiyun unsigned long sig[_NSIG_WORDS]; 19*4882a593Smuzhiyun } sigset_t; 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun #define SIGHUP 1 22*4882a593Smuzhiyun #define SIGINT 2 23*4882a593Smuzhiyun #define SIGQUIT 3 24*4882a593Smuzhiyun #define SIGILL 4 25*4882a593Smuzhiyun #define SIGTRAP 5 26*4882a593Smuzhiyun #define SIGABRT 6 27*4882a593Smuzhiyun #define SIGIOT 6 28*4882a593Smuzhiyun #define SIGBUS 7 29*4882a593Smuzhiyun #define SIGFPE 8 30*4882a593Smuzhiyun #define SIGKILL 9 31*4882a593Smuzhiyun #define SIGUSR1 10 32*4882a593Smuzhiyun #define SIGSEGV 11 33*4882a593Smuzhiyun #define SIGUSR2 12 34*4882a593Smuzhiyun #define SIGPIPE 13 35*4882a593Smuzhiyun #define SIGALRM 14 36*4882a593Smuzhiyun #define SIGTERM 15 37*4882a593Smuzhiyun #define SIGSTKFLT 16 38*4882a593Smuzhiyun #define SIGCHLD 17 39*4882a593Smuzhiyun #define SIGCONT 18 40*4882a593Smuzhiyun #define SIGSTOP 19 41*4882a593Smuzhiyun #define SIGTSTP 20 42*4882a593Smuzhiyun #define SIGTTIN 21 43*4882a593Smuzhiyun #define SIGTTOU 22 44*4882a593Smuzhiyun #define SIGURG 23 45*4882a593Smuzhiyun #define SIGXCPU 24 46*4882a593Smuzhiyun #define SIGXFSZ 25 47*4882a593Smuzhiyun #define SIGVTALRM 26 48*4882a593Smuzhiyun #define SIGPROF 27 49*4882a593Smuzhiyun #define SIGWINCH 28 50*4882a593Smuzhiyun #define SIGIO 29 51*4882a593Smuzhiyun #define SIGPOLL SIGIO 52*4882a593Smuzhiyun /* 53*4882a593Smuzhiyun #define SIGLOST 29 54*4882a593Smuzhiyun */ 55*4882a593Smuzhiyun #define SIGPWR 30 56*4882a593Smuzhiyun #define SIGSYS 31 57*4882a593Smuzhiyun #define SIGUNUSED 31 58*4882a593Smuzhiyun 59*4882a593Smuzhiyun /* These should not be considered constants from userland. */ 60*4882a593Smuzhiyun #define SIGRTMIN 32 61*4882a593Smuzhiyun #define SIGRTMAX _NSIG 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun #define SA_RESTORER 0x04000000U 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun #define MINSIGSTKSZ 2048 66*4882a593Smuzhiyun #define SIGSTKSZ 8192 67*4882a593Smuzhiyun 68*4882a593Smuzhiyun #include <asm-generic/signal-defs.h> 69*4882a593Smuzhiyun 70*4882a593Smuzhiyun #ifndef __KERNEL__ 71*4882a593Smuzhiyun struct old_sigaction { 72*4882a593Smuzhiyun __sighandler_t sa_handler; 73*4882a593Smuzhiyun old_sigset_t sa_mask; 74*4882a593Smuzhiyun unsigned long sa_flags; 75*4882a593Smuzhiyun __sigrestore_t sa_restorer; 76*4882a593Smuzhiyun }; 77*4882a593Smuzhiyun 78*4882a593Smuzhiyun struct sigaction { 79*4882a593Smuzhiyun __sighandler_t sa_handler; 80*4882a593Smuzhiyun unsigned long sa_flags; 81*4882a593Smuzhiyun __sigrestore_t sa_restorer; 82*4882a593Smuzhiyun sigset_t sa_mask; /* mask last for extensibility */ 83*4882a593Smuzhiyun }; 84*4882a593Smuzhiyun #endif 85*4882a593Smuzhiyun 86*4882a593Smuzhiyun typedef struct sigaltstack { 87*4882a593Smuzhiyun void __user *ss_sp; 88*4882a593Smuzhiyun int ss_flags; 89*4882a593Smuzhiyun size_t ss_size; 90*4882a593Smuzhiyun } stack_t; 91*4882a593Smuzhiyun 92*4882a593Smuzhiyun 93*4882a593Smuzhiyun #ifndef __powerpc64__ 94*4882a593Smuzhiyun /* 95*4882a593Smuzhiyun * These are parameters to dbg_sigreturn syscall. They enable or 96*4882a593Smuzhiyun * disable certain debugging things that can be done from signal 97*4882a593Smuzhiyun * handlers. The dbg_sigreturn syscall *must* be called from a 98*4882a593Smuzhiyun * SA_SIGINFO signal so the ucontext can be passed to it. It takes an 99*4882a593Smuzhiyun * array of struct sig_dbg_op, which has the debug operations to 100*4882a593Smuzhiyun * perform before returning from the signal. 101*4882a593Smuzhiyun */ 102*4882a593Smuzhiyun struct sig_dbg_op { 103*4882a593Smuzhiyun int dbg_type; 104*4882a593Smuzhiyun unsigned long dbg_value; 105*4882a593Smuzhiyun }; 106*4882a593Smuzhiyun 107*4882a593Smuzhiyun /* Enable or disable single-stepping. The value sets the state. */ 108*4882a593Smuzhiyun #define SIG_DBG_SINGLE_STEPPING 1 109*4882a593Smuzhiyun 110*4882a593Smuzhiyun /* Enable or disable branch tracing. The value sets the state. */ 111*4882a593Smuzhiyun #define SIG_DBG_BRANCH_TRACING 2 112*4882a593Smuzhiyun #endif /* ! __powerpc64__ */ 113*4882a593Smuzhiyun 114*4882a593Smuzhiyun #endif /* _UAPI_ASM_POWERPC_SIGNAL_H */ 115