USB Mode Switch
usb_modeswitch -W -v 12d1 -p 1f1e -X # huawei-alt-mode for CDC NCM (modem) mode (msg 3)Device: /dev/ttyUSB0
OpenWRT’s usb-modeswitch config file /etc/usb-mode.json
Using the alternative Huawei switching message as defined in usb_modeswitch , file usb_modeswitch.c, line 755.
Using decimal values of TargetVendor and TargetProductList for Vodafone / Huawei K5160 from file ${pkgs.usb-modeswitch-data}/share/usb_modeswitch/12d1:1f1e.
Messages for various USB modes: from plain old PPP modem up to Ethernet emulation and CDC NCM modem specification.
List t_product contains product ids for inidividual modes (PPP, RNDIS/CDCeth, CDC NCM).
{
"messages" : [
"55534243123456780000000000000011063000000100000000000000000000",
"55534243123456780000000000000011060000000100000100000000000000",
"55534243123456780000000000000011062000000101000100000000000000",
"55534243123456780000000000000011063000000000010000000000000000"
],
"devices" : {
"12d1:1f1e": {
"*": {
"t_vendor": 4817,
"t_product": [ 4097, 5503, 5470 ],
"msg": [ 3 ]
}
}
}
}
Old PPP mode (msg 0)
$ cat /sys/kernel/debug/usb/devices
T: Bus=01 Lev=02 Prnt=02 Port=00 Cnt=01 Dev#= 13 Spd=480 MxCh= 0
D: Ver= 2.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
P: Vendor=12d1 ProdID=1001 Rev= 1.02
S: Manufacturer=Vodafone (Huawei)
S: Product=Vodafone (Huawei)
C:* #Ifs= 3 Cfg#= 1 Atr=80 MxPwr= 2mA
I:* If#= 0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
E: Ad=83(I) Atr=03(Int.) MxPS= 10 Ivl=32ms
E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
E: Ad=84(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
E: Ad=85(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
$ dmesg
usb-storage 1-1.1:1.0: USB Mass Storage device detected
scsi host0: usb-storage 1-1.1:1.0
usb 1-1.1: USB disconnect, device number 12
usb 1-1.1: new high-speed USB device number 13 using ehci-platform
option 1-1.1:1.0: GSM modem (1-port) converter detected
usb 1-1.1: GSM modem (1-port) converter now attached to ttyUSB0
option 1-1.1:1.1: GSM modem (1-port) converter detected
usb 1-1.1: GSM modem (1-port) converter now attached to ttyUSB1
option 1-1.1:1.2: GSM modem (1-port) converter detected
usb 1-1.1: GSM modem (1-port) converter now attached to ttyUSB2
RNDIS mode (msg 1)
$ cat /sys/kernel/debug/usb/devices
T: Bus=01 Lev=02 Prnt=02 Port=00 Cnt=01 Dev#= 15 Spd=480 MxCh= 0
D: Ver= 2.10 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
P: Vendor=12d1 ProdID=157f Rev= 1.02
S: Manufacturer=Vodafone (Huawei)
S: Product=Vodafone (Huawei)
C:* #Ifs= 3 Cfg#= 1 Atr=80 MxPwr= 2mA
A: FirstIf#= 0 IfCount= 2 Cls=e0(wlcon) Sub=01 Prot=03
I:* If#= 0 Alt= 0 #EPs= 1 Cls=e0(wlcon) Sub=01 Prot=03 Driver=(none)
E: Ad=83(I) Atr=03(Int.) MxPS= 8 Ivl=2ms
I:* If#= 1 Alt= 0 #EPs= 2 Cls=0a(data ) Sub=00 Prot=00 Driver=(none)
E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 2 Alt= 0 #EPs= 2 Cls=08(stor.) Sub=06 Prot=50 Driver=usb-storage
E: Ad=84(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=125us
$ cat /sys/bus/usb/devices/1-1.1:1.0/interface
RNDIS Communications Control
CDC Ethernet mode (msg 2)
$ cat /sys/kernel/debug/usb/devices
T: Bus=01 Lev=02 Prnt=02 Port=00 Cnt=01 Dev#= 17 Spd=480 MxCh= 0
D: Ver= 2.10 Cls=02(comm.) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
P: Vendor=12d1 ProdID=157f Rev= 1.02
S: Manufacturer=Vodafone (Huawei)
S: Product=Vodafone (Huawei)
C:* #Ifs= 3 Cfg#= 1 Atr=80 MxPwr= 2mA
I:* If#= 0 Alt= 0 #EPs= 1 Cls=02(comm.) Sub=06 Prot=00 Driver=(none)
E: Ad=83(I) Atr=03(Int.) MxPS= 16 Ivl=2ms
I:* If#= 1 Alt= 0 #EPs= 2 Cls=0a(data ) Sub=06 Prot=00 Driver=(none)
E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 2 Alt= 0 #EPs= 2 Cls=08(stor.) Sub=06 Prot=50 Driver=usb-storage
E: Ad=84(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=125us
$ cat /sys/bus/usb/devices/1-1.1:1.0/interface
CDC Ethernet Control Model (ECM)
CDC NCM (modem) mode (msg 3)
$ cat /sys/kernel/debug/usb/devices
T: Bus=01 Lev=02 Prnt=02 Port=00 Cnt=01 Dev#= 21 Spd=480 MxCh= 0
D: Ver= 2.10 Cls=02(comm.) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
P: Vendor=12d1 ProdID=155e Rev= 1.02
S: Manufacturer=Vodafone (Huawei)
S: Product=Vodafone (Huawei)
C:* #Ifs= 5 Cfg#= 1 Atr=80 MxPwr= 2mA
A: FirstIf#= 3 IfCount= 2 Cls=02(comm.) Sub=0e Prot=00
I:* If#= 0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
E: Ad=83(I) Atr=03(Int.) MxPS= 10 Ivl=32ms
E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 1 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
E: Ad=84(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
E: Ad=85(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
I:* If#= 3 Alt= 0 #EPs= 1 Cls=02(comm.) Sub=0d Prot=00 Driver=(none)
E: Ad=87(I) Atr=03(Int.) MxPS= 16 Ivl=2ms
I:* If#= 4 Alt= 0 #EPs= 0 Cls=0a(data ) Sub=00 Prot=01 Driver=(none)
I: If#= 4 Alt= 1 #EPs= 2 Cls=0a(data ) Sub=00 Prot=01 Driver=(none)
E: Ad=86(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms
E: Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms
$ cat /sys/bus/usb/devices/1-1.1:1.3/interface
NCM Network Control Model
$ cat /sys/bus/usb/devices/1-1.1:1.4/interface
CDC Network Data
$ dmesg
usb-storage 1-1.1:1.0: USB Mass Storage device detected
scsi host0: usb-storage 1-1.1:1.0
usb 1-1.1: USB disconnect, device number 12
usb 1-1.1: new high-speed USB device number 13 using ehci-platform
option 1-1.1:1.0: GSM modem (1-port) converter detected
usb 1-1.1: GSM modem (1-port) converter now attached to ttyUSB0
option 1-1.1:1.1: GSM modem (1-port) converter detected
usb 1-1.1: GSM modem (1-port) converter now attached to ttyUSB1
option 1-1.1:1.2: GSM modem (1-port) converter detected
usb 1-1.1: GSM modem (1-port) converter now attached to ttyUSB2
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