[dts] [PATCH V1] add test suite interrupt pmd

["xu,gang" <gangx.xu@intel.com>]

Signed-off-by: xu,gang <gangx.xu@intel.com>
---
 tests/TestSuite_interrupt_pmd.py | 156 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 156 insertions(+)
 create mode 100644 tests/TestSuite_interrupt_pmd.py

diff --git a/tests/TestSuite_interrupt_pmd.py b/tests/TestSuite_interrupt_pmd.py
new file mode 100644
index 0000000..6acb99d
--- /dev/null
+++ b/tests/TestSuite_interrupt_pmd.py
@@ -0,0 +1,156 @@
+# BSD LICENSE
+#
+# Copyright(c) 2010-2017 Intel Corporation. All rights reserved.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+#   * Redistributions of source code must retain the above copyright
+#     notice, this list of conditions and the following disclaimer.
+#   * Redistributions in binary form must reproduce the above copyright
+#     notice, this list of conditions and the following disclaimer in
+#     the documentation and/or other materials provided with the
+#     distribution.
+#   * Neither the name of Intel Corporation nor the names of its
+#     contributors may be used to endorse or promote products derived
+#     from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+"""
+DPDK Test suite.
+Test interrupt pmd.
+"""
+
+import string
+import re
+import time
+import utils
+from test_case import TestCase
+from utils import create_mask
+from packet import Packet, sniff_packets, load_sniff_packets
+
+
+class TestIntrPmd(TestCase):
+
+    def set_up_all(self):
+        """
+        Run before each test suite.
+        """
+        self.dut_ports = self.dut.get_ports(self.nic)
+        self.verify(len(self.dut_ports) >= 2, "Insufficient ports")
+        self.portmask = utils.create_mask(self.dut_ports)        
+
+        self.path = "./examples/l3fwd-power/build/l3fwd-power"
+        # build sample app
+        out = self.dut.send_expect("make -C examples/l3fwd-power", "# ")
+        self.verify("Error" not in out, "compilation error 1")
+        self.verify("No such file" not in out, "compilation error 2")
+
+    def set_up(self):
+        """
+        Run before each test case.
+        """
+        pass
+
+    def scapy_send_packet(self,num = 1):
+        """
+        Send a packet to port
+        """
+        self.dmac = self.dut.get_mac_address(self.dut_ports[0])
+        txport = self.tester.get_local_port(self.dut_ports[0])
+        self.txItf = self.tester.get_interface(txport)
+        pkt = Packet(pkt_type='UDP')
+        pkt.config_layer('ether', {'dst': self.dmac,})
+        pkt.send_pkt(tx_port=self.txItf,count=num)
+
+    def test_basal(self):
+        """
+        Verify interrupt pmd work fine when nic bound to vfio
+        """
+        cores = self.dut.get_core_list("1S/2C/1T")
+        coremask = create_mask(cores)
+        cmd = self.path + " -c %s -n %d -- -p %s -P " \
+            "--config=\"(0,0,%s),(1,0,%s)\" " \
+            % (coremask, self.dut.get_memory_channels(),
+               self.portmask, cores[0], cores[1])
+        out1=self.dut.send_expect(cmd, "sleeps until interrupt triggers", 60)
+        self.scapy_send_packet()
+        out = self.dut.get_session_output(timeout=5)
+        self.dut.send_expect("^C", "# ")
+        self.verify_status(out)
+
+    def test_pf_multiqueue(self):
+        """
+        Verify interrupt pmd work fine with multi queues
+        """
+        cores = self.dut.get_core_list("1S/4C/1T")
+        coremask = create_mask(cores)
+        cmd = self.path + " -c %s -n %d -- -p %s -P " \
+            "--config=\"(0,0,%s),(0,1,%s),(1,0,%s),(1,1,%s)\"" \
+            % (coremask, self.dut.get_memory_channels(),
+               self.portmask, cores[0], cores[1], cores[2], cores[3])
+        self.dut.send_expect(cmd, "sleeps until interrupt triggers", 60)
+        self.scapy_send_packet()
+        out = self.dut.get_session_output(timeout=5)
+        self.dut.send_expect("^C", "# ")
+        self.verify_status(out)
+
+    def test_pf_maxqueue(self):
+        """
+        Verify interrupt pmd work fine with maximum queues
+        """
+        cores = self.dut.get_core_list("2S/16C/2T")
+        coremask = create_mask(cores)
+        config_cmd = "--config=\""
+        #At most 15 intr queues supported
+        max_queue = 15
+        for idx in range(max_queue):
+            config_cmd += "(0,%d,%s)," % (idx, cores[idx])
+        for idx in range(max_queue):
+            config_cmd += "(1,%d,%s)," % (idx, cores[idx + max_queue])
+        config_cmd += "\""
+        cmd = self.path + " -c %s -n %d -- -p %s -P " % (coremask, self.dut.get_memory_channels(),self.portmask)
+        cmd += config_cmd
+        put=self.dut.send_expect(cmd, "sleeps until interrupt triggers", 60)
+        self.scapy_send_packet()
+        out = self.dut.get_session_output(timeout=5)
+        self.dut.send_expect("^C", "# ")
+        self.verify_status(out)
+
+    def verify_status(self,out):
+        """
+        Verify core status change
+        """
+        # make sure core normally waked up
+        wakeup_msg = "waked up from rx interrupt" 
+        self.verify(wakeup_msg in out, "Expected core not waked up")
+        # make sure core normally sleep
+        sleep_msg = "sleeps until interrupt triggers"
+        self.verify(sleep_msg in out, "Expected core not sleep")
+
+    def tear_down(self):
+        """
+        Run after each test suite.
+        """
+        self.dut.kill_all()
+        time.sleep(2)
+        pass
+
+    def tear_down_all(self):
+        """
+        Run after each test suite.
+        """
+        pass
-- 
1.9.3