作者whahahaha (Honda)
看板LinuxDev
标题[问题] 关於 USB Flash 问题
时间Wed Nov 28 15:39:19 2007
Broadcom的主版kernel run起来的时候,讯息有秀出:
...
SCSI subsystem initialized
usbcore: registered new driver hub
....
ehci_hcd 0000:00:0a.0: irq 15, pci mem b0001500
ehci_hcd 0000:00:0a.0: new USB bus registered, assigned bus number 1
PCI: cache line size of 16 is not supported by device 0000:00:0a.0
ehci_hcd 0000:00:0a.0: USB f.f enabled, EHCI 1.00, driver 2004-May-10
ohci_hcd: 2004 Feb 02 USB 1.1 'Open' Host Controller (OHCI) Driver (PCI)
ohci_hcd: block sizes: ed 64 td 64
PCI: Enabling device 0000:00:09.0 (0000 -> 0002)
ohci_hcd 0000:00:09.0: OHCI Host Controller
....
....
usbcore: registered new driver usblp
drivers/usb/class/usblp.c: v0.13: USB Printer Device Class driver
Initializing USB Mass Storage driver...
usbcore: registered new driver usb-storage
USB Mass Storage support registered.
.....
...
由kernel的讯息是 USB core, UHCI controller, OHCI controller 和 USB storage 的driver都挂起来了,但是我插了USB flash 随身碟上去,在 /dev/下没有看到 sd* 档案的挂载,在
/proc/bus/下也只有PCI没有USB的资料夹,没办法检视/proc/bus/usb/devices这个档案...
请问一下各位先进,
还有哪些地方可以用来检视,或是验证现在USB问题发生在何处??
哪里还有资讯可以验证现在的USB core 或是 USB controller (OHCI,EHCI)是否work正常?
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1F:推 LucasChen:dmesg 11/29 16:39