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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /arch/ia64/kernel/sigframe.h |
Initial import
Diffstat (limited to 'arch/ia64/kernel/sigframe.h')
-rw-r--r-- | arch/ia64/kernel/sigframe.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/ia64/kernel/sigframe.h b/arch/ia64/kernel/sigframe.h new file mode 100644 index 000000000..9fd9a1933 --- /dev/null +++ b/arch/ia64/kernel/sigframe.h @@ -0,0 +1,25 @@ +struct sigscratch { + unsigned long scratch_unat; /* ar.unat for the general registers saved in pt */ + unsigned long ar_pfs; /* for syscalls, the user-level function-state */ + struct pt_regs pt; +}; + +struct sigframe { + /* + * Place signal handler args where user-level unwinder can find them easily. + * DO NOT MOVE THESE. They are part of the IA-64 Linux ABI and there is + * user-level code that depends on their presence! + */ + unsigned long arg0; /* signum */ + unsigned long arg1; /* siginfo pointer */ + unsigned long arg2; /* sigcontext pointer */ + /* + * End of architected state. + */ + + void __user *handler; /* pointer to the plabel of the signal handler */ + struct siginfo info; + struct sigcontext sc; +}; + +extern void ia64_do_signal (struct sigscratch *, long); |