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-rw-r--r--arch/ia64/kernel/sigframe.h25
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 0000000..37b986c
--- /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 long ia64_do_signal (sigset_t *, struct sigscratch *, long);
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