FTDI USB集线器不停地断开/重新连接
FTDI USB集线器不停地断开/重新连接
提问于 2018-08-22 21:14:03
我有一台不断下降并重新加载FTDI FT4232H的机器。我试过更换电缆，现在还在发生。
我尝试在内核引导参数中设置usbcore.autosuspend=-1，认为这可能是一个自动挂起的问题，但仍然会发生。
完整日志：http://termbin.com/0na9
一些日志：
Aug 22 17:02:44 evo4k-098acd kernel: ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
Aug 22 17:02:44 evo4k-098acd kernel: ftdi_sio 1-8:1.0: device disconnected
Aug 22 17:02:44 evo4k-098acd kernel: ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
Aug 22 17:02:44 evo4k-098acd kernel: ftdi_sio 1-8:1.1: device disconnected
Aug 22 17:02:44 evo4k-098acd kernel: ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
Aug 22 17:02:44 evo4k-098acd kernel: ftdi_sio 1-8:1.2: device disconnected
Aug 22 17:02:44 evo4k-098acd kernel: ftdi_sio ttyUSB3: FTDI USB Serial Device converter now disconnected from ttyUSB3
Aug 22 17:02:44 evo4k-098acd kernel: ftdi_sio 1-8:1.3: device disconnected
Aug 22 17:02:45 evo4k-098acd kernel: usb 1-8: new high-speed USB device number 54 using xhci_hcd
Aug 22 17:02:45 evo4k-098acd kernel: ftdi_sio 1-8:1.0: FTDI USB Serial Device converter detected
Aug 22 17:02:45 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:45 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB0
Aug 22 17:02:45 evo4k-098acd kernel: ftdi_sio 1-8:1.1: FTDI USB Serial Device converter detected
Aug 22 17:02:45 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:45 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB1
Aug 22 17:02:45 evo4k-098acd kernel: ftdi_sio 1-8:1.2: FTDI USB Serial Device converter detected
Aug 22 17:02:45 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:45 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB2
Aug 22 17:02:45 evo4k-098acd kernel: ftdi_sio 1-8:1.3: FTDI USB Serial Device converter detected
Aug 22 17:02:45 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:45 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB3
Aug 22 17:02:45 evo4k-098acd kernel: usb 1-8: USB disconnect, device number 54
Aug 22 17:02:45 evo4k-098acd kernel: ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
Aug 22 17:02:45 evo4k-098acd kernel: ftdi_sio 1-8:1.0: device disconnected
Aug 22 17:02:45 evo4k-098acd kernel: ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
Aug 22 17:02:45 evo4k-098acd kernel: ftdi_sio 1-8:1.1: device disconnected
Aug 22 17:02:45 evo4k-098acd kernel: ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
Aug 22 17:02:45 evo4k-098acd kernel: ftdi_sio 1-8:1.2: device disconnected
Aug 22 17:02:45 evo4k-098acd kernel: ftdi_sio ttyUSB3: FTDI USB Serial Device converter now disconnected from ttyUSB3
Aug 22 17:02:45 evo4k-098acd kernel: ftdi_sio 1-8:1.3: device disconnected
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: new high-speed USB device number 55 using xhci_hcd
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.0: FTDI USB Serial Device converter detected
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB0
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.1: FTDI USB Serial Device converter detected
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB1
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.2: FTDI USB Serial Device converter detected
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB2
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.3: FTDI USB Serial Device converter detected
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB3
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: USB disconnect, device number 55
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.0: device disconnected
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.1: device disconnected
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.2: device disconnected
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio ttyUSB3: FTDI USB Serial Device converter now disconnected from ttyUSB3
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.3: device disconnected
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: new high-speed USB device number 56 using xhci_hcd
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.0: FTDI USB Serial Device converter detected
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB0
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.1: FTDI USB Serial Device converter detected
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB1
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.2: FTDI USB Serial Device converter detected
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB2
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.3: FTDI USB Serial Device converter detected
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB3
Aug 22 17:02:46 evo4k-098acd kernel: usb 1-8: USB disconnect, device number 56
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.0: device disconnected
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.1: device disconnected
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.2: device disconnected
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio ttyUSB3: FTDI USB Serial Device converter now disconnected from ttyUSB3
Aug 22 17:02:46 evo4k-098acd kernel: ftdi_sio 1-8:1.3: device disconnected
Aug 22 17:02:47 evo4k-098acd kernel: usb 1-8: new high-speed USB device number 57 using xhci_hcd
Aug 22 17:02:47 evo4k-098acd kernel: usb 1-8: Device not responding to setup address.
Aug 22 17:02:47 evo4k-098acd kernel: usb 1-8: Device not responding to setup address.
Aug 22 17:02:47 evo4k-098acd kernel: usb 1-8: device not accepting address 57, error -71
Aug 22 17:02:48 evo4k-098acd kernel: usb usb1-port8: Cannot enable. Maybe the USB cable is bad?
Aug 22 17:02:48 evo4k-098acd kernel: usb usb1-port8: attempt power cycle
Aug 22 17:02:49 evo4k-098acd kernel: usb 1-8: new high-speed USB device number 59 using xhci_hcd
Aug 22 17:02:49 evo4k-098acd kernel: ftdi_sio 1-8:1.0: FTDI USB Serial Device converter detected
Aug 22 17:02:49 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:49 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB0
Aug 22 17:02:49 evo4k-098acd kernel: ftdi_sio 1-8:1.1: FTDI USB Serial Device converter detected
Aug 22 17:02:49 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:49 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB1
Aug 22 17:02:49 evo4k-098acd kernel: ftdi_sio 1-8:1.2: FTDI USB Serial Device converter detected
Aug 22 17:02:49 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:49 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB2
Aug 22 17:02:49 evo4k-098acd kernel: ftdi_sio 1-8:1.3: FTDI USB Serial Device converter detected
Aug 22 17:02:49 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:02:49 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB3
Aug 22 17:03:27 evo4k-098acd kernel: usb 1-8: USB disconnect, device number 59
Aug 22 17:03:27 evo4k-098acd kernel: ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
Aug 22 17:03:27 evo4k-098acd kernel: ftdi_sio 1-8:1.0: device disconnected
Aug 22 17:03:27 evo4k-098acd kernel: ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
Aug 22 17:03:27 evo4k-098acd kernel: ftdi_sio 1-8:1.1: device disconnected
Aug 22 17:03:27 evo4k-098acd kernel: ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
Aug 22 17:03:27 evo4k-098acd kernel: ftdi_sio 1-8:1.2: device disconnected
Aug 22 17:03:27 evo4k-098acd kernel: ftdi_sio ttyUSB3: FTDI USB Serial Device converter now disconnected from ttyUSB3
Aug 22 17:03:27 evo4k-098acd kernel: ftdi_sio 1-8:1.3: device disconnected
Aug 22 17:03:27 evo4k-098acd kernel: usb 1-8: new high-speed USB device number 60 using xhci_hcd
Aug 22 17:03:27 evo4k-098acd kernel: ftdi_sio 1-8:1.0: FTDI USB Serial Device converter detected
Aug 22 17:03:27 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:03:27 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB0
Aug 22 17:03:27 evo4k-098acd kernel: ftdi_sio 1-8:1.1: FTDI USB Serial Device converter detected
Aug 22 17:03:27 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:03:27 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB1
Aug 22 17:03:27 evo4k-098acd kernel: ftdi_sio 1-8:1.2: FTDI USB Serial Device converter detected
Aug 22 17:03:27 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:03:27 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB2
Aug 22 17:03:27 evo4k-098acd kernel: ftdi_sio 1-8:1.3: FTDI USB Serial Device converter detected
Aug 22 17:03:27 evo4k-098acd kernel: usb 1-8: Detected FT4232H
Aug 22 17:03:27 evo4k-098acd kernel: usb 1-8: FTDI USB Serial Device converter now attached to ttyUSB3
Aug 22 17:03:29 evo4k-098acd kernel: usb 1-8: USB disconnect, device number 60
Aug 22 17:03:29 evo4k-098acd kernel: ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
Aug 22 17:03:29 evo4k-098acd kernel: ftdi_sio 1-8:1.0: device disconnected
Aug 22 17:03:29 evo4k-098acd kernel: ftdi_sio ttyUSB1: FTDI USB Serial Device converter now disconnected from ttyUSB1
Aug 22 17:03:29 evo4k-098acd kernel: ftdi_sio 1-8:1.1: device disconnected
Aug 22 17:03:29 evo4k-098acd kernel: ftdi_sio ttyUSB2: FTDI USB Serial Device converter now disconnected from ttyUSB2
Aug 22 17:03:29 evo4k-098acd kernel: ftdi_sio 1-8:1.2: device disconnected
Aug 22 17:03:29 evo4k-098acd kernel: ftdi_sio ttyUSB3: FTDI USB Serial Device converter now disconnected from ttyUSB3
Aug 22 17:03:29 evo4k-098acd kernel: ftdi_sio 1-8:1.3: device disconnected
Aug 22 17:03:29 evo4k-098acd kernel: usb 1-8: new high-speed USB device number 61 using xhci_hcd我的机器/内核：
Linux evo4k-098acd 4.14.48-intel-pk-standard #1 SMP PREEMPT Mon Jul 2 15:53:16 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux回答 1
Unix & Linux用户
发布于 2018-08-22 23:21:44
我已经使用各种方式的微控制器开发板很长时间了，并发现通过USB 3端口连接USB串行适配器或外部USB集线器可能会出现这样的问题，我一直以来在使用USB 2端口时最成功，没有外部USB集线器。
页面原文内容由Unix & Linux提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接：
https://unix.stackexchange.com/questions/464242
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