On LicheeRV Dock 0fe6:9700 ICS Advent DM9601 Fast Ethernet Adapter not detected

[Heinrich Schuchardt]

A 0fe6:9700 ICS Advent DM9601 Fast Ethernet Adapter was only detected after reconnecting the USB Hub. It should have been detected while booting.

$ lsusb -t
/: Bus 001.Port 001: Dev 001, Class=root_hub, Driver=ehci-platform/1p, 480M
    |__ Port 001: Dev 008, If 0, Class=Hub, Driver=hub/4p, 480M
        |__ Port 002: Dev 009, If 0, Class=[unknown], Driver=dm9601, 12M
        |__ Port 004: Dev 010, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M
/: Bus 002.Port 001: Dev 001, Class=root_hub, Driver=ehci-platform/1p, 480M
/: Bus 003.Port 001: Dev 001, Class=root_hub, Driver=ohci-platform/1p, 12M
/: Bus 004.Port 001: Dev 001, Class=root_hub, Driver=ohci-platform/1p, 12M
/: Bus 005.Port 001: Dev 001, Class=root_hub, Driver=musb-hdrc/1p, 480M

$ dmesg | grep -i usb
[ 0.200341] usbcore: registered new interface driver usbfs
[ 0.200487] usbcore: registered new interface driver hub
[ 0.200635] usbcore: registered new device driver usb
[ 54.280232] ehci-platform 4200000.usb: EHCI Host Controller
[ 54.280305] ehci-platform 4200000.usb: new USB bus registered, assigned bus number 1
[ 54.280729] ehci-platform 4200000.usb: irq 224, io mem 0x04200000
[ 54.280897] ehci-platform 4101000.usb: EHCI Host Controller
[ 54.280986] ehci-platform 4101000.usb: new USB bus registered, assigned bus number 2
[ 54.281606] ehci-platform 4101000.usb: irq 223, io mem 0x04101000
[ 54.300035] ehci-platform 4200000.usb: USB 2.0 started, EHCI 1.00
[ 54.302412] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 6.08
[ 54.302448] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 54.302466] usb usb1: Product: EHCI Host Controller
[ 54.302480] usb usb1: Manufacturer: Linux 6.8.0-31-generic ehci_hcd
[ 54.302495] usb usb1: SerialNumber: 4200000.usb
[ 54.312820] hub 1-0:1.0: USB hub found
[ 54.321384] ehci-platform 4101000.usb: USB 2.0 started, EHCI 1.00
[ 54.329391] usb usb2: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 6.08
[ 54.329426] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 54.329444] usb usb2: Product: EHCI Host Controller
[ 54.329459] usb usb2: Manufacturer: Linux 6.8.0-31-generic ehci_hcd
[ 54.329474] usb usb2: SerialNumber: 4101000.usb
[ 54.340294] hub 2-0:1.0: USB hub found
[ 54.577549] usb 1-1: new high-speed USB device number 2 using ehci-platform
[ 54.767079] usb 1-1: New USB device found, idVendor=1a40, idProduct=0101, bcdDevice= 1.00
[ 54.767115] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 54.767133] usb 1-1: Product: USB2.0 HUB
[ 54.769892] hub 1-1:1.0: USB hub found
[ 55.201407] usb 1-1.2: new full-speed USB device number 3 using ehci-platform
[ 55.429317] usb 1-1.2: device descriptor read/all, error -32
[ 55.641464] usb 1-1.2: new full-speed USB device number 4 using ehci-platform
[ 55.709568] ohci-platform 4101400.usb: Generic Platform OHCI controller
[ 55.709638] ohci-platform 4101400.usb: new USB bus registered, assigned bus number 3
[ 55.709960] ohci-platform 4101400.usb: irq 225, io mem 0x04101400
[ 55.746077] ohci-platform 4200400.usb: Generic Platform OHCI controller
[ 55.746145] ohci-platform 4200400.usb: new USB bus registered, assigned bus number 4
[ 55.746450] ohci-platform 4200400.usb: irq 226, io mem 0x04200400
[ 55.794102] usb usb3: New USB device found, idVendor=1d6b, idProduct=0001, bcdDevice= 6.08
[ 55.794138] usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 55.794158] usb usb3: Product: Generic Platform OHCI controller
[ 55.794173] usb usb3: Manufacturer: Linux 6.8.0-31-generic ohci_hcd
[ 55.794189] usb usb3: SerialNumber: 4101400.usb
[ 55.802158] hub 3-0:1.0: USB hub found
[ 55.841520] usb usb4: New USB device found, idVendor=1d6b, idProduct=0001, bcdDevice= 6.08
[ 55.841556] usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 55.841574] usb usb4: Product: Generic Platform OHCI controller
[ 55.841590] usb usb4: Manufacturer: Linux 6.8.0-31-generic ohci_hcd
[ 55.841605] usb usb4: SerialNumber: 4200400.usb
[ 55.849788] hub 4-0:1.0: USB hub found
[ 57.570642] usb_phy_generic usb_phy_generic.1.auto: dummy supplies not allowed for exclusive requests
[ 57.572184] musb-hdrc musb-hdrc.2.auto: MUSB HDRC host driver
[ 57.572253] musb-hdrc musb-hdrc.2.auto: new USB bus registered, assigned bus number 5
[ 57.650728] usb usb5: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 6.08
[ 57.650766] usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[ 57.650784] usb usb5: Product: MUSB HDRC host driver
[ 57.650799] usb usb5: Manufacturer: Linux 6.8.0-31-generic musb-hcd
[ 57.650814] usb usb5: SerialNumber: musb-hdrc.2.auto
[ 57.711752] hub 5-0:1.0: USB hub found
[ 61.089405] usb 1-1.2: device descriptor read/64, error -71
[ 66.477463] usb 1-1.2: device descriptor read/64, error -71
[ 66.601629] usb 1-1-port2: attempt power cycle
[ 67.305427] usb 1-1.2: new full-speed USB device number 5 using ehci-platform
[ 72.841415] usb 1-1.2: device not accepting address 5, error -71
[ 73.045428] usb 1-1.2: new full-speed USB device number 6 using ehci-platform
[ 78.473379] usb 1-1.2: device not accepting address 6, error -71
[ 78.489482] usb 1-1-port2: unable to enumerate USB device
[ 78.689484] usb 1-1.4: new low-speed USB device number 7 using ehci-platform
[ 78.915904] usb 1-1.4: New USB device found, idVendor=046a, idProduct=0011, bcdDevice= 1.00
[ 78.915942] usb 1-1.4: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 79.989425] usbcore: registered new interface driver usbhid
[ 79.989453] usbhid: USB HID core driver
[ 80.129933] input: HID 046a:0011 as /devices/platform/soc/4200000.usb/usb1/1-1/1-1.4/1-1.4:1.0/0003:046A:0011.0001/input/input2
[ 80.191401] hid-generic 0003:046A:0011.0001: input,hidraw0: USB HID v1.11 Keyboard [HID 046a:0011] on usb-4200000.usb-1.4/input0
[ 252.888226] usb 1-1: USB disconnect, device number 2
[ 252.888261] usb 1-1.4: USB disconnect, device number 7
[ 258.225341] usb 1-1: new high-speed USB device number 8 using ehci-platform
[ 258.382538] usb 1-1: New USB device found, idVendor=1a40, idProduct=0101, bcdDevice= 1.00
[ 258.382574] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 258.382592] usb 1-1: Product: USB2.0 HUB
[ 258.385912] hub 1-1:1.0: USB hub found
[ 258.781324] usb 1-1.2: new full-speed USB device number 9 using ehci-platform
[ 258.990542] usb 1-1.2: New USB device found, idVendor=0fe6, idProduct=9700, bcdDevice= 1.01
[ 258.990595] usb 1-1.2: New USB device strings: Mfr=0, Product=2, SerialNumber=0
[ 258.990614] usb 1-1.2: Product: USB 2.0 10/100M Ethernet Adaptor
[ 259.178758] usb 1-1.4: new low-speed USB device number 10 using ehci-platform
[ 259.267994] dm9601 1-1.2:1.0 eth0: register 'dm9601' at usb-4200000.usb-1.2, Davicom DM96xx USB 10/100 Ethernet, 00:e0:4c:53:44:58
[ 259.275365] usbcore: registered new interface driver dm9601
[ 259.337468] usbcore: registered new interface driver sr9700
[ 259.407964] usb 1-1.4: New USB device found, idVendor=046a, idProduct=0011, bcdDevice= 1.00
[ 259.408001] usb 1-1.4: New USB device strings: Mfr=0, Product=0, SerialNumber=0
[ 259.423958] input: HID 046a:0011 as /devices/platform/soc/4200000.usb/usb1/1-1/1-1.4/1-1.4:1.0/0003:046A:0011.0002/input/input3
[ 259.487446] hid-generic 0003:046A:0011.0002: input,hidraw0: USB HID v1.11 Keyboard [HID 046a:0011] on usb-4200000.usb-1.4/input0

ProblemType: Bug
DistroRelease: Ubuntu 24.04
Package: linux-image-6.8.0-31-generic 6.8.0-31.31.1
ProcVersionSignature: Ubuntu 6.8.0-31.31.1-generic 6.8.1
Uname: Linux 6.8.0-31-generic riscv64
ApportVersion: 2.28.1-0ubuntu2
Architecture: riscv64
CasperMD5CheckResult: unknown
CloudArchitecture: riscv64
CloudBuildName: server
CloudID: nocloud
CloudName: unknown
CloudPlatform: nocloud
CloudSerial: 20240423
CloudSubPlatform: seed-dir (/var/lib/cloud/seed/nocloud-net)
Date: Wed Apr 24 06:11:05 2024
SourcePackage: linux-riscv
UpgradeStatus: No upgrade log present (probably fresh install)

[Heinrich Schuchardt (xypron)]

The problem did not occur on every boot.

[Ubuntu QA Website (ubuntuqa)]

This bug has been reported on the Ubuntu ISO testing tracker.

A list of all reports related to this bug can be found here:
http://iso.qa.ubuntu.com/qatracker/reports/bugs/2063300