[dts][PATCH V2] test_plans/ieee1588: according to dts script compile ieee1588 update testplan
Lingli Chen
linglix.chen at intel.com
Wed Oct 19 03:06:15 CEST 2022
Modify build extra options, start testpmd parameters sync with script.
Signed-off-by: Lingli Chen <linglix.chen at intel.com>
---
V2:add some description about '--tx-offloads=0x00008000'
test_plans/ieee1588_test_plan.rst | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/test_plans/ieee1588_test_plan.rst b/test_plans/ieee1588_test_plan.rst
index 94c56edf..285ca306 100644
--- a/test_plans/ieee1588_test_plan.rst
+++ b/test_plans/ieee1588_test_plan.rst
@@ -52,7 +52,9 @@ to the device under test::
usertools/dpdk-devbind.py --bind=vfio-pci device_bus_id
The support of the IEEE1588 Precise Time Protocol in Poll Mode Drivers must
-be configured at compile-time with the ``CONFIG_RTE_LIBRTE_IEEE1588`` option.
+be configured at compile-time with the ``DRTE_LIBRTE_IEEE1588`` option::
+
+ CC=gcc meson -Denable_kmods=True -Dlibdir=lib -Dc_args=-DRTE_LIBRTE_IEEE1588 --default-library=static x86_64-native-linuxapp-gcc
Configure the packet format for the traffic generator to be IEEE1588 PTP
Ethernet type ``0x88F7`` and containing PTP ``SYNC`` (version 2 at offset 1,
@@ -60,10 +62,11 @@ and message ID 0 at offset 0).
Start the ``testpmd`` application with the following parameters::
- -cffffff -n 3 -- -i --rxpt=0 --rxht=0 --rxwt=0 \
- --txpt=39 --txht=0 --txwt=0
+ -cffffff -n 3 -- -i --tx-offloads=0x00008000
The -n command is used to select the number of memory channels. It should match the number of memory channels on that setup.
+--tx-offloads: for IEEE1588, the full-feature tx path needs to be enabled. Enabling any tx offload will force DPDK utilize full tx path.
+Enabling multiple segment offload is more reasonable for user cases.
Test Case: Enable IEEE1588 PTP packet reception and generation
==============================================================
--
2.17.1
More information about the dts
mailing list