hi: 2009/3/12 Greg KH <greg@xxxxxxxxx>: > On Thu, Mar 12, 2009 at 10:26:47PM +0800, vichy wrote: >> Dear all: >> I am porting ehci-host driver on my arm platform. >> So far the host seems correctly enabled, but I have no idea how to >> read the contents of USB storages as Ubuntu does. > > That would be up to the usb-storage driver, have you loaded that? > >> I find there is a tool called hotplug which can automatically do the >> job for me, > > hotplug is deprecated, please use udev instead. > > And that just controls the loading of kernel modules (and other stuff > like creating device nodes), not reading from a file system. > >> but I have trouble to cross-compile it on my platform. > > hotplug was shell scripts, no binary at all, I don't think you are > looking at the correct thing. > >> And I decide to build the drivers I need one by one. >> If someone knows the whole list of drivers I need, please let me know. >> ( The module utility is fail on my platform, so I use build-in to >> develop driver.) > > usb-storage. > >> BTW, I find usbcore register a char device as major, 180 but I cannot >> see any device node with major as 180 when I plug my usb-flash into my >> ubuntu. > > That's because usb-storage is a block device, not a character one. would you please tell me where usb-storage register block device? appreciate your help, miloody -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
