47393189ce
In Linux kernel v5.18 the vDSO for signal trampoline was added. This code mimiks the bare minimum of this vDSO and thus avoids that the parisc emulation needs executable stacks. Signed-off-by: Helge Deller <deller@gmx.de> Message-Id: <20220924114501.21767-4-deller@gmx.de> Signed-off-by: Laurent Vivier <laurent@vivier.eu>
76 lines
2.1 KiB
C
76 lines
2.1 KiB
C
#ifndef HPPA_TARGET_SIGNAL_H
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#define HPPA_TARGET_SIGNAL_H
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#define TARGET_SIGHUP 1
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#define TARGET_SIGINT 2
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#define TARGET_SIGQUIT 3
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#define TARGET_SIGILL 4
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#define TARGET_SIGTRAP 5
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#define TARGET_SIGABRT 6
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#define TARGET_SIGIOT 6
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#define TARGET_SIGSTKFLT 7
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#define TARGET_SIGFPE 8
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#define TARGET_SIGKILL 9
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#define TARGET_SIGBUS 10
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#define TARGET_SIGSEGV 11
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#define TARGET_SIGXCPU 12
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#define TARGET_SIGPIPE 13
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#define TARGET_SIGALRM 14
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#define TARGET_SIGTERM 15
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#define TARGET_SIGUSR1 16
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#define TARGET_SIGUSR2 17
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#define TARGET_SIGCHLD 18
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#define TARGET_SIGPWR 19
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#define TARGET_SIGVTALRM 20
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#define TARGET_SIGPROF 21
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#define TARGET_SIGIO 22
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#define TARGET_SIGPOLL TARGET_SIGIO
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#define TARGET_SIGWINCH 23
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#define TARGET_SIGSTOP 24
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#define TARGET_SIGTSTP 25
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#define TARGET_SIGCONT 26
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#define TARGET_SIGTTIN 27
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#define TARGET_SIGTTOU 28
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#define TARGET_SIGURG 29
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#define TARGET_SIGXFSZ 30
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#define TARGET_SIGSYS 31
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#define TARGET_SIGRTMIN 32
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#define TARGET_SIG_BLOCK 0
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#define TARGET_SIG_UNBLOCK 1
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#define TARGET_SIG_SETMASK 2
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/* this struct defines a stack used during syscall handling */
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typedef struct target_sigaltstack {
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abi_ulong ss_sp;
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abi_int ss_flags;
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abi_ulong ss_size;
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} target_stack_t;
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/*
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* sigaltstack controls
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*/
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#define TARGET_SS_ONSTACK 1
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#define TARGET_SS_DISABLE 2
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#define TARGET_SA_ONSTACK 0x00000001
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#define TARGET_SA_RESETHAND 0x00000004
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#define TARGET_SA_NOCLDSTOP 0x00000008
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#define TARGET_SA_SIGINFO 0x00000010
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#define TARGET_SA_NODEFER 0x00000020
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#define TARGET_SA_RESTART 0x00000040
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#define TARGET_SA_NOCLDWAIT 0x00000080
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#define TARGET_MINSIGSTKSZ 2048
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/* bit-flags */
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#define TARGET_SS_AUTODISARM (1U << 31) /* disable sas during sighandling */
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/* mask for all SS_xxx flags */
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#define TARGET_SS_FLAG_BITS TARGET_SS_AUTODISARM
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#define TARGET_ARCH_HAS_SIGTRAMP_PAGE 1
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#endif /* HPPA_TARGET_SIGNAL_H */
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