[ale] udev rules for USB

[Erik Mathis]

Will '/usr/bin/perl /lib/libexec/usb-load' even work?

-Erik-
On Nov 21, 2013 5:41 PM, "Chris Fowler" <cfowler at outpostsentinel.com> wrote:

>  I'm writing a udev rule that I want to run only when something is plugged
> into a USB port
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> *ACTION!="add", GOTO="end01" BUS=="usb",RUN+="/lib/libexec/usb-load %b
> %s{idVendor} %s{idProduct}", $attr{idVendor}, $s{idProduct}
> SUBSYSTEM!="net", BUS!="usb", GOTO="end01" SYSFS{idProduct}=="9700",
> SYSFS{idVendor}=="0fe6", KERNEL=="*", RUN+="/sbin/modprobe dm9601"
> LABEL="end01" *
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> My goal is to load the necessary modules on this system.  The problem is
> that the perl script 'usb-load' is not executed.   I can easily remove the
> BUS=="usb" part and have it run on all devices and it can look at devpath
> to see USB.  The problem is that this would be cpu intensive.   I want it
> to execute whenever a usb-serial, usb-modem, or usb-storage device is
> attached.   In some cases the kernel does not know that a certain vId and
> pId is attached to a driver and I have to load it myself.  You see that
> example where I am having to load the dm9601 driver for a usb-net device.
> I see the same for usb-storage.  Some USB sticks the kernel loads
> usb-storage for some it does not know to. If I capture the vId and pId I
> can then look it up and load up the correct one.
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> Chris
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