Raspberry Pi/USB-Ethernet DM9601
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problems
- not working after boot / reboot
- only working after unplug / plug
- crashes after transferring data (test with iperf3)
dmesg on plug-in
[ 61.502917] Indeed it is in host mode hprt0 = 00021d01 [ 61.712828] usb 1-1: new full-speed USB device number 2 using dwc_otg [ 61.715117] Indeed it is in host mode hprt0 = 00021d01 [ 61.967306] usb 1-1: New USB device found, idVendor=0fe6, idProduct=9700 [ 61.967324] usb 1-1: New USB device strings: Mfr=0, Product=2, SerialNumber=0 [ 61.967332] usb 1-1: Product: USB 2.0 10/100M Ethernet Adaptor [ 62.171082] dm9601 1-1:1.0 eth0: register 'dm9601' at usb-20980000.usb-1, Davicom DM96xx USB 10/100 Ethernet [ 62.171801] usbcore: registered new interface driver dm9601 [ 62.446328] dm9601 1-1:1.0 eth0: link up, 100Mbps, full-duplex, lpa 0xFFFF [ 62.533322] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready [ 63.568313] dm9601 1-1:1.0 eth0: kevent 4 may have been dropped [ 63.576365] dm9601 1-1:1.0 eth0: kevent 4 may have been dropped [ 63.584338] dm9601 1-1:1.0 eth0: kevent 4 may have been dropped [ 63.594377] dm9601 1-1:1.0 eth0: kevent 4 may have been dropped [ 63.594638] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 63.640037] dm9601 1-1:1.0 eth0: link up, 100Mbps, full-duplex, lpa 0xFFFF [ 63.750834] dm9601 1-1:1.0 eth0: link up, 100Mbps, full-duplex, lpa 0xFFFF
dmesg on crash
[ 117.776525] ERROR::handle_hc_chhltd_intr_dma:2214: handle_hc_chhltd_intr_dma: Channel 2, DMA Mode -- ChHltd set, but reason for halting is unknown, hcint 0x00000002, intsts 0x06000001 [ 117.776584] ERROR::handle_hc_chhltd_intr_dma:2214: handle_hc_chhltd_intr_dma: Channel 6, DMA Mode -- ChHltd set, but reason for halting is unknown, hcint 0x00000002, intsts 0x06000001 [ 117.776635] ERROR::handle_hc_chhltd_intr_dma:2214: handle_hc_chhltd_intr_dma: Channel 4, DMA Mode -- ChHltd set, but reason for halting is unknown, hcint 0x00000002, intsts 0x06000001 [ 117.801634] usb usb1-port1: disabled by hub (EMI?), re-enabling... [ 117.801671] usb 1-1: USB disconnect, device number 2 [ 117.802211] dm9601 1-1:1.0 eth0: unregister 'dm9601' usb-20980000.usb-1, Davicom DM96xx USB 10/100 Ethernet [ 118.021584] Indeed it is in host mode hprt0 = 00021501 [ 118.301459] usb 1-1: new full-speed USB device number 3 using dwc_otg [ 118.301793] Indeed it is in host mode hprt0 = 00021d01 [ 118.607227] usb 1-1: New USB device found, idVendor=0fe6, idProduct=9700 [ 118.607246] usb 1-1: New USB device strings: Mfr=0, Product=2, SerialNumber=0 [ 118.607254] usb 1-1: Product: USB 2.0 10/100M Ethernet Adaptor [ 118.655562] dm9601 1-1:1.0 eth0: register 'dm9601' at usb-20980000.usb-1, Davicom DM96xx USB 10/100 Ethernet [ 119.451726] dm9601 1-1:1.0 eth0: link up, 100Mbps, full-duplex, lpa 0xFFFF [ 119.512555] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready [ 119.671385] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready