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问题大概是k3 USB3.0 驱动导致的,开启之后接入USB 设备就2.4G 信号消失。
关掉k3 USB3.0 就正常。
试过不同固件,都是一样的情况。
看内核日志,有没有大佬指导怎么处理冲突(设备是A2,很奇怪,可能是缺钙,网上看不到其他类似问题,难道只有我的k3营养不良?)。
- [ 4.874840] kmodloader: loading kernel modules from /etc/modules-boot.d/*
- [ 5.004595] usbcore: registered new interface driver usbfs
- [ 5.010190] usbcore: registered new interface driver hub
- [ 5.015604] usbcore: registered new device driver usb
- [ 5.023083] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
- [ 5.030323] ehci-platform: EHCI generic platform driver
- [ 5.037008] ehci-platform 18021000.ehci: EHCI Host Controller
- [ 5.042819] ehci-platform 18021000.ehci: new USB bus registered, assigned bus number 1
- [ 5.050900] ehci-platform 18021000.ehci: irq 37, io mem 0x18021000
- [ 5.055119] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
- [ 5.064201] ohci-platform: OHCI generic platform driver
- [ 5.069717] ohci-platform 18022000.ohci: Generic Platform OHCI controller
- [ 5.076639] ohci-platform 18022000.ohci: new USB bus registered, assigned bus number 2
- [ 5.084703] ohci-platform 18022000.ohci: irq 37, io mem 0x18022000
- [ 5.092048] ehci-platform 18021000.ehci: USB 2.0 started, EHCI 1.00
- [ 5.098861] hub 1-0:1.0: USB hub found
- [ 5.102830] hub 1-0:1.0: 2 ports detected
- [ 5.164566] hub 2-0:1.0: USB hub found
- [ 5.168402] hub 2-0:1.0: 2 ports detected
- [ 5.280156] xhci-hcd 18023000.xhci: xHCI Host Controller
- [ 5.285525] xhci-hcd 18023000.xhci: new USB bus registered, assigned bus number 3
- [ 5.293278] xhci-hcd 18023000.xhci: hcc params 0x02501164 hci version 0x100 quirks 0x0000001000010010
- [ 5.302588] xhci-hcd 18023000.xhci: irq 38, io mem 0x18023000
- [ 5.308810] hub 3-0:1.0: USB hub found
- [ 5.312664] hub 3-0:1.0: config failed, hub doesn't have any ports! (err -19)
- [ 5.320030] xhci-hcd 18023000.xhci: xHCI Host Controller
- [ 5.325410] xhci-hcd 18023000.xhci: new USB bus registered, assigned bus number 4
- [ 5.332943] xhci-hcd 18023000.xhci: Host supports USB 3.0 SuperSpeed
- [ 5.350176] usb usb4: We don't know the algorithms for LPM for this host, disabling LPM.
- [ 5.358719] hub 4-0:1.0: USB hub found
- [ 5.362569] hub 4-0:1.0: 1 port detected
- [ 5.367906] kmodloader: done loading kernel modules from /etc/modules-boot.d/*
- [ 5.382178] init: - preinit -
- [ 5.490494] usb 1-1: new high-speed USB device number 2 using ehci-platform
- [ 5.900237] usb 4-1: new SuperSpeed USB device number 2 using xhci-hcd
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