[dts] [PATCH V2] test_plans/etag: add hardware informations

[Jianwei Mei <jianweix.mei@intel.com>]

modify x550 to X552/X557 and add hardware infos

Signed-off-by: Jianwei Mei <jianweix.mei@intel.com>
---
 test_plans/etag_test_plan.rst | 29 ++++++++++++++++++++++++-----
 1 file changed, 24 insertions(+), 5 deletions(-)

diff --git a/test_plans/etag_test_plan.rst b/test_plans/etag_test_plan.rst
index 6350d64..f643a12 100644
--- a/test_plans/etag_test_plan.rst
+++ b/test_plans/etag_test_plan.rst
@@ -35,12 +35,12 @@ External Tag (E-tag) Tests
 ==========================
 
 In some systems an additional external tag (E-tag) can be present before the
-VLAN. NIC X550 support VLANs in presence of external tags.
+VLAN. NIC X552/X557 support VLANs in presence of external tags.
 E-tag mode is used for systems where the device adds a tag to identify a
 subsystem (usually a VM) and the near end switch adds a tag indicating the
 destination subsystem.
 
-The support of E-tag features by X550 consists in:
+The support of E-tag features by X552/X557 consists in:
 - The filtering of received E-tag packets
 - E-tag header stripping by VF device in received packets
 - E-tag header insertion by VF device in transmitted packets
@@ -49,19 +49,38 @@ The support of E-tag features by X550 consists in:
 Prerequisites
 =============
 
+1. Hardware:
+
+-  Machine type: SuperMicro 1U Xeon D Broadwell SoC uServer
+-  Product Name: SYS-5018D-FN4T
+-  Nic: Sagepond(X552/X557-AT)
+
+Note: you can use "dmidecode | grep 'Product Name'" command to get the product name.
+
+2. Bios:
+
+-  Enable etag items in BIOS
+
+3. Software:
+
+- DPDK: http://dpdk.org/git/dpdk
+
+Set up scenario
+===============
+
 1. Create 2VF devices from PF device::
 
       ./dpdk_nic_bind.py --st
       0000:84:00.0 'Device 1563' drv=igb_uio unused=
       echo 2 > /sys/bus/pci/devices/0000\:84\:00.0/max_vfs
 
-2. Detach VFs from the host, bind them to pci-stub driver::
+2. Detach VFs from the host, bind them to pci-stub or vfio-pci driver::
 
       /sbin/modprobe pci-stub
 
-    using `lspci -nn|grep -i ethernet` got VF device id, for example "8086 1565"::
+    using `lspci -nn|grep -i ethernet` got VF device id, for example "8086:15ad"::
 
-       echo "8086 1565" > /sys/bus/pci/drivers/pci-stub/new_id
+       echo "8086:15ad" > /sys/bus/pci/drivers/pci-stub/new_id
        echo 0000:84:10.0 > /sys/bus/pci/devices/0000:84:10.0/driver/unbind
        echo 0000:84:10.0 > /sys/bus/pci/drivers/pci-stub/bind
        echo 0000:84:10.2 > /sys/bus/pci/devices/0000:84:10.2/driver/unbind
-- 
2.17.2