provide follow changes:

1) change the configure files
2) add dpdk patch to decrease latency of NIC transmission
Additional Information available in the readme.txt file
xran root refers to the o-du/phy/fhi_lib folder

Change-Id: I12cf65e67056812cb00112bac9dbceae40d2e822
Signed-off-by: Zhimin <zhimin.yuan@intel.com>

diff --git a/fhi_lib/app/run_o_du.sh b/fhi_lib/app/run_o_du.sh
index 4a1202e..cc10e03 100755 (executable)
--- a/fhi_lib/app/run_o_du.sh
+++ b/fhi_lib/app/run_o_du.sh
@@ -23,7 +23,7 @@ echo 1 > /proc/sys/kernel/core_uses_pid
 
 
 #40G
-./build/sample-app ./usecase/mu3_100mhz/config_file_o_du.dat  0000:18:02.0 0000:18:02.1
+./build/sample-app ./usecase/mu1_100mhz/config_file_o_du.dat  0000:18:02.0 0000:18:02.1
 
 #25G
 

diff --git a/fhi_lib/app/run_o_ru.sh b/fhi_lib/app/run_o_ru.sh
index 02f3393..b4b0fe1 100755 (executable)
--- a/fhi_lib/app/run_o_ru.sh
+++ b/fhi_lib/app/run_o_ru.sh
@@ -23,8 +23,8 @@ ulimit -c unlimited
 echo 1 > /proc/sys/kernel/core_uses_pid
 
 #40G
-#./build/sample-app ./usecase/mu3_100mhz/config_file_o_du.dat  0000:d8:02.0 0000:d8:02.1
+./build/sample-app ./usecase/mu1_100mhz/config_file_o_ru.dat  0000:18:02.0 0000:18:02.1
 
 #25G
-./build/sample-app ./usecase/mu0_5mhz/config_file_o_ru.dat  0000:22:0a.0  0000:22:0a.1
+#./build/sample-app ./usecase/mu0_5mhz/config_file_o_ru.dat  0000:22:0a.0  0000:22:0a.1
 #./build/sample-app ./usecase/mu1_100mhz/config_file_o_ru.dat  0000:18:0a.0  0000:18:0a.1

diff --git a/fhi_lib/app/usecase/mu1_100mhz/config_file_o_du.dat b/fhi_lib/app/usecase/mu1_100mhz/config_file_o_du.dat
index 139b1cf..4e78c97 100644 (file)
--- a/fhi_lib/app/usecase/mu1_100mhz/config_file_o_du.dat
+++ b/fhi_lib/app/usecase/mu1_100mhz/config_file_o_du.dat
@@ -116,7 +116,7 @@ iqswap=0 #do swap of IQ before send buffer to eth
 nebyteorderswap=1 #do swap of byte order for each I and Q from CPU byte order to network byte order\r
 \r
 ##Debug\r
-debugStop=1 #stop app on 1pps boundary (gps_second % 30)\r
+debugStop=0 #stop app on 1pps boundary (gps_second % 30)\r
 debugStopCount=0 #if this value is >0 then stop app after x transmission packets, otherwise app will stop at 1pps boundary\r
 bbdevMode=-1 #bbdev mode, -1 = not use bbdev, 0: use software mode, 1: use hardware mode\r
 \r

diff --git a/fhi_lib/app/usecase/mu1_100mhz/config_file_o_ru.dat b/fhi_lib/app/usecase/mu1_100mhz/config_file_o_ru.dat
index c1610fc..9c9740b 100644 (file)
--- a/fhi_lib/app/usecase/mu1_100mhz/config_file_o_ru.dat
+++ b/fhi_lib/app/usecase/mu1_100mhz/config_file_o_ru.dat
@@ -133,11 +133,11 @@ iqswap=0 #do swap of IQ before send buffer to eth
 nebyteorderswap=1 #do swap of byte order for each I and Q from CPU byte order to network byte order\r
 \r
 ##Debug\r
-debugStop=1 #stop app on 1pps boundary (gps_second % 30)\r
+debugStop=0 #stop app on 1pps boundary (gps_second % 30)\r
 debugStopCount=0 #if this value is >0 then stop app after x transmission packets, otherwise app will stop at 1pps boundary\r
 bbdevMode=-1 #bbdev mode, -1 = not use bbdev, 0: use software mode, 1: use hardware mode\r
 \r
-CPenable=0 #(1) C-Plane is enabled| (0) C-Plane is disabled\r
+CPenable=1 #(1) C-Plane is enabled| (0) C-Plane is disabled\r
 \r
 ##O-RU Settings\r
 Tadv_cp_dl=25 # in us\r

diff --git a/misc/xran-v20.20-dpdk18.08.patch b/misc/xran-v20.20-dpdk18.08.patch
new file mode 100644 (file)
index 0000000..5b329b4
--- /dev/null
+++ b/misc/xran-v20.20-dpdk18.08.patch
@@ -0,0 +1,47 @@
+diff -Naur a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
+--- a/drivers/net/i40e/i40e_ethdev.c   2018-08-10 05:11:26.000000000 +0800
++++ b/drivers/net/i40e/i40e_ethdev.c   2020-03-19 18:58:31.033622891 +0800
+@@ -2207,7 +2207,7 @@
+       /* Map queues with MSIX interrupt */
+       main_vsi->nb_used_qps = dev->data->nb_rx_queues -
+               pf->nb_cfg_vmdq_vsi * RTE_LIBRTE_I40E_QUEUE_NUM_PER_VM;
+-      i40e_vsi_queues_bind_intr(main_vsi, I40E_ITR_INDEX_DEFAULT);
++      i40e_vsi_queues_bind_intr(main_vsi, I40E_ITR_INDEX_NONE);
+       i40e_vsi_enable_queues_intr(main_vsi);
+ 
+       /* Map VMDQ VSI queues with MSIX interrupt */
+@@ -2217,6 +2217,10 @@
+                                         I40E_ITR_INDEX_DEFAULT);
+               i40e_vsi_enable_queues_intr(pf->vmdq[i].vsi);
+       }
++      i40e_aq_debug_write_global_register(hw,
++                                      0x0012A504,
++                                      0, NULL);
++
+ 
+       /* enable FDIR MSIX interrupt */
+       if (pf->fdir.fdir_vsi) {
+diff -Naur a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c
+--- a/drivers/net/i40e/i40e_ethdev_vf.c        2018-08-10 05:11:26.000000000 +0800
++++ b/drivers/net/i40e/i40e_ethdev_vf.c        2020-03-19 18:59:39.875620796 +0800
+@@ -640,7 +640,7 @@
+ 
+       map_info = (struct virtchnl_irq_map_info *)cmd_buffer;
+       map_info->num_vectors = 1;
+-      map_info->vecmap[0].rxitr_idx = I40E_ITR_INDEX_DEFAULT;
++      map_info->vecmap[0].rxitr_idx = I40E_ITR_INDEX_NONE;
+       map_info->vecmap[0].vsi_id = vf->vsi_res->vsi_id;
+       /* Alway use default dynamic MSIX interrupt */
+       map_info->vecmap[0].vector_id = vector_id;
+diff -Naur a/drivers/net/ixgbe/ixgbe_ethdev.c b/drivers/net/ixgbe/ixgbe_ethdev.c
+--- a/drivers/net/ixgbe/ixgbe_ethdev.c 2018-08-10 05:11:26.000000000 +0800
++++ b/drivers/net/ixgbe/ixgbe_ethdev.c 2020-03-19 19:00:48.164618719 +0800
+@@ -3705,7 +3705,7 @@
+                * except for 82598EB, which remains constant.
+                */
+               if (dev_conf->txmode.mq_mode == ETH_MQ_TX_NONE &&
+-                              hw->mac.type != ixgbe_mac_82598EB)
++                              hw->mac.type != ixgbe_mac_82598EB && hw->mac.type != ixgbe_mac_82599EB)
+                       dev_info->max_tx_queues = IXGBE_NONE_MODE_TX_NB_QUEUES;
+       }
+       dev_info->min_rx_bufsize = 1024; /* cf BSIZEPACKET in SRRCTL register */