Support new xm command: xm trigger <Domain> <nmi|reset|init> [<VCPU>]

Signed-off-by: Masaki Kanno <kanno.masaki@jp.fujitsu.com>
Signed-off-by: Akio Takebe <takebe_akio@jp.fujitsu.com>
Signed-off-by: Zhang Xin <xing.z.zhang@intel.com>

tools/python/xen/lowlevel/xc/xc.c

@@ -936,6 +936,26 @@ static PyObject *pyxc_domain_set_time_offset(XcObject *self, PyObject *args)
     return zero;
 }
 
+static PyObject *pyxc_domain_send_trigger(XcObject *self,
+                                          PyObject *args,
+                                          PyObject *kwds)
+{
+    uint32_t dom;
+    int trigger, vcpu = 0;
+
+    static char *kwd_list[] = { "domid", "trigger", "vcpu", NULL };
+
+    if ( !PyArg_ParseTupleAndKeywords(args, kwds, "ii|i", kwd_list, 
+                                      &dom, &trigger, &vcpu) )
+        return NULL;
+
+    if (xc_domain_send_trigger(self->xc_handle, dom, trigger, vcpu) != 0)
+        return pyxc_error_to_exception();
+
+    Py_INCREF(zero);
+    return zero;
+}
+
 static PyObject *dom_op(XcObject *self, PyObject *args,
                         int (*fn)(int, uint32_t))
 {
@@ -1339,6 +1359,15 @@ static PyMethodDef pyxc_methods[] = {
       " dom        [int]: Domain whose time offset is being set.\n"
       "Returns: [int] 0 on success; -1 on error.\n" },
 
+    { "domain_send_trigger",
+      (PyCFunction)pyxc_domain_send_trigger,
+      METH_VARARGS | METH_KEYWORDS, "\n"
+      "Send trigger to a domain.\n"
+      " dom     [int]: Identifier of domain to be sent trigger.\n"
+      " trigger [int]: Trigger type number.\n"
+      " vcpu    [int]: VCPU to be sent trigger.\n"
+      "Returns: [int] 0 on success; -1 on error.\n" },
+
 #ifdef __powerpc__
     { "arch_alloc_real_mode_area", 
       (PyCFunction)pyxc_alloc_real_mode_area,