Userspace I/O (UIO) Driver - Map memory to userspace
#linux #driver #tutorial #programming
Let's explore the Userspace I/O subsystem of the Linux Kernel and create a driver for the Quancom PCITTL32IO card using this subsystem. This video shows how to map memory to an UIO Driver.
Sources:
https://github.com/Johannes4Linux/pci...
Resources:
https://www.kernel.org/doc/html/lates...
You want to support my work? You can buy me a coffee here: https://www.buymeacoffee.com/johannes...
If you want to contact me, you can find my E-Mail on www.gnu-linux.rocks
00:00 Intro
00:12 The DUT - PCITTL32IO
02:13 Implementing the driver
08:28 Testing the driver
10:36 Writing an userspace app for UIO
16:30 Testing the driver and app
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