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On 2020-10-05, Grant Edwards <grant.b.edwards@×××××.com> wrote: |
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[on a B450 tomahawk] |
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> It appears that I have a total of 6 USB hubs on the motherboard: |
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> |
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> $ lsusb |
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> Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub |
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> Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub |
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> Bus 006 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub |
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> Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub |
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> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub |
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> Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub |
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And with a few devices plugged in: |
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|
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$ lsusb -t |
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/: Bus 06.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/1p, 10000M |
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/: Bus 05.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/1p, 480M |
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/: Bus 04.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 10000M |
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/: Bus 03.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 480M |
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/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/4p, 10000M |
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|__ Port 3: Dev 3, If 0, Class=Mass Storage, Driver=usb-storage, 5000M |
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/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=xhci_hcd/10p, 480M |
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|__ Port 8: Dev 2, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M |
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|__ Port 9: Dev 3, If 0, Class=Printer, Driver=usblp, 12M |
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|__ Port 10: Dev 4, If 2, Class=Vendor Specific Class, Driver=ftdi_sio, 480M |
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|__ Port 10: Dev 4, If 0, Class=Vendor Specific Class, Driver=ftdi_sio, 480M |
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|__ Port 10: Dev 4, If 3, Class=Vendor Specific Class, Driver=ftdi_sio, 480M |
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|__ Port 10: Dev 4, If 1, Class=Vendor Specific Class, Driver=ftdi_sio, 480M |