1 files changed, 31 insertions, 0 deletions
diff --git a/linux-user/openrisc/target_signal.h b/linux-user/openrisc/target_signal.h
new file mode 100644
index 000000000..077ec3d5e
--- /dev/null
+++ b/linux-user/openrisc/target_signal.h
@@ -0,0 +1,31 @@
+#ifndef OPENRISC_TARGET_SIGNAL_H
+#define OPENRISC_TARGET_SIGNAL_H
+
+/* this struct defines a stack used during syscall handling */
+
+typedef struct target_sigaltstack {
+    abi_long ss_sp;
+    abi_int ss_flags;
+    abi_ulong ss_size;
+} target_stack_t;
+
+/* sigaltstack controls  */
+#define TARGET_SS_ONSTACK     1
+#define TARGET_SS_DISABLE     2
+
+#define TARGET_SA_NOCLDSTOP    0x00000001
+#define TARGET_SA_NOCLDWAIT    0x00000002
+#define TARGET_SA_SIGINFO      0x00000004
+#define TARGET_SA_ONSTACK      0x08000000
+#define TARGET_SA_RESTART      0x10000000
+#define TARGET_SA_NODEFER      0x40000000
+#define TARGET_SA_RESETHAND    0x80000000
+
+#define TARGET_MINSIGSTKSZ    2048
+#define TARGET_SIGSTKSZ       8192
+
+#include "../generic/signal.h"
+
+#define TARGET_ARCH_HAS_SIGTRAMP_PAGE 1
+
+#endif /* OPENRISC_TARGET_SIGNAL_H */