From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by dpdk.org (Postfix) with ESMTP id 2CCBD1B137 for ; Tue, 23 Oct 2018 05:41:59 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 22 Oct 2018 20:41:58 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.54,414,1534834800"; d="scan'208";a="101787404" Received: from unknown (HELO localhost.localdomain.sh.intel.com) ([10.240.176.135]) by orsmga001.jf.intel.com with ESMTP; 22 Oct 2018 20:41:57 -0700 From: Peng Yuan To: dts@dpdk.org Cc: Peng Yuan Date: Tue, 23 Oct 2018 11:44:58 +0800 Message-Id: <1540266298-2900-1-git-send-email-yuan.peng@intel.com> X-Mailer: git-send-email 1.9.3 Subject: [dts] [PATCH] test_plans: Add unit_tests_loopback_test_plan.rst X-BeenThere: dts@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: test suite reviews and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 23 Oct 2018 03:42:00 -0000 Add unit_tests_loopback_test_plan.rst to test_plans Signed-off-by: Peng Yuan diff --git a/test_plans/unit_tests_loopback_test_plan.rst b/test_plans/unit_tests_loopback_test_plan.rst new file mode 100644 index 0000000..e6a5282 --- /dev/null +++ b/test_plans/unit_tests_loopback_test_plan.rst @@ -0,0 +1,90 @@ +.. Copyright (c) <2014-2017>, Intel Corporation + 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. + +==================================== +Unit Tests: single port MAC loopback +==================================== + +According to loopback mode, setup loopback link or not. +If loopback mode is setted, packets will be sent to rx_q from tx_q directly. +Else if loopback mode is disabled, packets will sent to peer port from tx_q. +Loopback mode can be used to support testing task. + + +Prerequisites +============= + +Two 10Gb/25Gb/40Gb Ethernet ports of the DUT are directly connected and link is up. + + +single port MAC loopback +======================== + +This is the test plan for unit test to verify if X710/XL710/XXV710 can enable single port +mac loopback. + +Test Case: enable loopback mode +=============================== + +In dpdk/test/test/test_pmd_perf.c +Set:: + + .lpbk_mode=1 + #define MAX_TRAFFIC_BURST 32 + +Then make test +Start test:: + + ./test/test/test -c f -n 4 -- -i + RTE>>pmd_perf_autotest + +The final output of the test will be matrix of average cycles of IO used per +packet, and "Test OK" is printed out. +The peer port can't receive any packet. + +Test Case: disable lookback mode +================================ + +In dpdk/test/test/test_pmd_perf.c +Set:: + + .lpbk_mode=0 + #define MAX_TRAFFIC_BURST 32 + +Then make test +Start test:: + + ./test/test/test -c f -n 4 -- -i + RTE>>pmd_perf_autotest + +There is not "Test OK" presented. +The peer port can receive all the 32 packets. -- 2.5.0