1 files changed, 35 insertions, 0 deletions
diff --git a/linux-user/s390x/target_syscall.h b/linux-user/s390x/target_syscall.h
new file mode 100644
index 000000000..94f84178d
--- /dev/null
+++ b/linux-user/s390x/target_syscall.h
@@ -0,0 +1,35 @@
+#ifndef S390X_TARGET_SYSCALL_H
+#define S390X_TARGET_SYSCALL_H
+
+/* this typedef defines how a Program Status Word looks like */
+typedef struct {
+    abi_ulong mask;
+    abi_ulong addr;
+} __attribute__ ((aligned(8))) target_psw_t;
+
+/*
+ * The pt_regs struct defines the way the registers are stored on
+ * the stack during a system call.
+ */
+
+#define TARGET_NUM_GPRS        16
+
+struct target_pt_regs {
+    abi_ulong args[1];
+    target_psw_t psw;
+    abi_ulong gprs[TARGET_NUM_GPRS];
+    abi_ulong orig_gpr2;
+    unsigned short ilen;
+    unsigned short trap;
+};
+
+#define UNAME_MACHINE "s390x"
+#define UNAME_MINIMUM_RELEASE "2.6.32"
+
+#define TARGET_CLONE_BACKWARDS2
+#define TARGET_MINSIGSTKSZ        2048
+#define TARGET_MCL_CURRENT 1
+#define TARGET_MCL_FUTURE  2
+#define TARGET_MCL_ONFAULT 4
+
+#endif /* S390X_TARGET_SYSCALL_H */