Pete, Do you have an example? I've never tried hard links.
On Fri, Feb 19, 2021 at 6:11 PM Pete Soper via TriEmbed < [email protected]> wrote: > My kludge for this was to interrogate the device, figure out what it was > with a label had stored in it, then create a hard link. > > -Pete > On 2/19/21 5:54 PM, Michael Monaghan via TriEmbed wrote: > > As I add more USB devices to my army, I've run into the issue that ttyUSBx > device names are first come, first served. I knew there had to be a better > way! This article > <https://medium.com/@inegm/persistent-names-for-usb-serial-devices-in-linux-dev-ttyusbx-dev-custom-name-fd49b5db9af1> > introduces > udev, the Linux system that names USB devices and an easy way to create > unique aliases for each device. They'll all still get assigned ttyUSBx > based on the fastest electron out of the process scheduler, however you can > alias them to whatever your heart desires. ttyESP42? No problem. > SoilMonitor8? Sure thing. > > One issue I ran into is my cheap clone manufacturer's love affair > ATTRS{serial}=0001. While the article relies on ATTRS{serial} to > discern the unique device, this fails when everyone is number 1. I'm > curious if there is some way post manufacturing to change those serial > numbers. Fortunately I have enough with actual numbers that it isn't a > real problem for me. For some devices, comparing attributes with diff has > helped. > > Mike > > _______________________________________________ > Triangle, NC Embedded Computing mailing list > > To post message: [email protected] > List info: http://mail.triembed.org/mailman/listinfo/triembed_triembed.org > TriEmbed web site: http://TriEmbed.org > To unsubscribe, click link and send a blank message: > mailto:[email protected]?subject=unsubscribe > <[email protected]?subject=unsubscribe> > > _______________________________________________ > Triangle, NC Embedded Computing mailing list > > To post message: [email protected] > List info: http://mail.triembed.org/mailman/listinfo/triembed_triembed.org > TriEmbed web site: http://TriEmbed.org > To unsubscribe, click link and send a blank message: mailto: > [email protected]?subject=unsubscribe > >
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