device is 82574. install e10000e.ko in imx6,create new net device eth2 but i used perf test net device eth2,has drop data and kernel not error
perf info window server: iperf.exe -s -u linux client: root@myimx6ek200:~# iperf -u -c 192.168.32.38 -b 100M -d -i 1 -l 1470 ------------------------------------------------------------ Server listening on UDP port 5001 Receiving 1470 byte datagrams UDP buffer size: 160 KByte (default) ------------------------------------------------------------ ------------------------------------------------------------ Client connecting to 192.168.32.38, UDP port 5001 Sending 1470 byte datagrams UDP buffer size: 160 KByte (default) ------------------------------------------------------------ [ 4] local 192.168.32.30 port 43516 connected with 192.168.32.38 port 5001 [ 3] local 192.168.32.30 port 5001 connected with 192.168.32.38 port 53967 [ ID] Interval Transfer Bandwidth [ 4] 0.0- 1.0 sec 11.5 MBytes 96.3 Mbits/sec [ 3] 0.0- 1.0 sec 11.1 MBytes 92.8 Mbits/sec 0.111 ms 0/ 7895 (0%) [ 4] 1.0- 2.0 sec 11.4 MBytes 95.8 Mbits/sec [ 3] 1.0- 2.0 sec 11.1 MBytes 93.5 Mbits/sec 0.122 ms 0/ 7951 (0%) [ 4] 2.0- 3.0 sec 11.4 MBytes 95.7 Mbits/sec [ 3] 2.0- 3.0 sec 11.4 MBytes 95.2 Mbits/sec 0.110 ms 0/ 8098 (0%) [ 4] 3.0- 4.0 sec 11.4 MBytes 95.6 Mbits/sec [ 3] 3.0- 4.0 sec 11.2 MBytes 94.2 Mbits/sec 0.113 ms 0/ 8007 (0%) [ 4] 4.0- 5.0 sec 11.4 MBytes 95.9 Mbits/sec [ 3] 4.0- 5.0 sec 11.4 MBytes 95.5 Mbits/sec 0.168 ms 37824/45942 (82%) [ 4] 5.0- 6.0 sec 11.4 MBytes 95.5 Mbits/sec [ 3] 5.0- 6.0 sec 11.3 MBytes 94.9 Mbits/sec 1.223 ms 71561/79630 (90%) [ 4] 6.0- 7.0 sec 11.4 MBytes 96.0 Mbits/sec [ 3] 6.0- 7.0 sec 11.3 MBytes 94.7 Mbits/sec 0.207 ms 67668/75721 (89%) [ 4] 7.0- 8.0 sec 11.4 MBytes 95.5 Mbits/sec [ 3] 7.0- 8.0 sec 11.3 MBytes 94.5 Mbits/sec 0.187 ms 69542/77574 (90%) because imx6 is embeded system,so makefile changed,two function not define,add two function. makefile: KERN_DIR = /root/imx6/linux-3.14.52 obj-m += e1000e.o e1000e-objs := netdev.o ethtool.o ich8lan.o mac.o nvm.o phy.o manage.o 80003es2lan.o 82571.o param.o kcompat.o all: make -C $(KERN_DIR) M=`pwd` modules clean: make -C $(KERN_DIR) M=`pwd` modules clean rm -rf modules.order install driver info: [ 37.598115] e1000e: Intel(R) PRO/1000 Network Driver - 3.8.4-NAPI [ 37.602913] e1000e: Copyright(c) 1999 - 2020 Intel Corporation. [ 37.607860] linux ver 30e34 [ 37.609480] PCI: enabling device 0000:01:00.0 (0140 -> 0142) [ 37.614302] e1000e 0000:01:00.0: Interrupt Throttling Rate (ints/sec) set to dynamic conservative mode [ 37.746427] e1000e 0000:01:00.0 eth2: (PCI Express:2.5GT/s:Width x1) 1c:fd:08:70:6d:c0 [ 37.753055] e1000e 0000:01:00.0 eth2: Intel(R) PRO/1000 Network Connection [ 37.758724] e1000e 0000:01:00.0 eth2: MAC: 3, PHY: 8, PBA No: E25867-006 [ 77.895453] IPv6: ADDRCONF(NETDEV_UP): eth2: link is not ready [ 77.899995] 8021q: adding VLAN 0 to HW filter on device eth2 [ 91.395610] e1000e 0000:01:00.0 eth2: NIC Link is Up 100 Mbps Full Duplex, Flow Control: Rx/Tx [ 91.403042] e1000e 0000:01:00.0 eth2: 10/100 speed: disabling TSO [ 91.408349] IPv6: ADDRCONF(NETDEV_CHANGE): eth2: link becomes ready why drop data?need some parameters add? lemmy wuhan??hubei??china?? _______________________________________________ E1000-devel mailing list E1000-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel Ethernet, visit https://forums.intel.com/s/topic/0TO0P00000018NbWAI/intel-ethernet
