June 19, 2014 AT 6:31 am

What actually happens when you plug in a USB device?


What actually happens when you plug in a USB device?.

Today I started wondering what actually happens when you plug in a USB device. The little tour below goes from starting the USB subsystem to plugging something in, and I hope it is reasonably accurate. This entry is probably best read with a copy of the Linux kernel handy.

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