learnmodule

存放 linux module 的仓库, 学习使用

example1:

helloworld module -- only support insmod/rmmod.

example2:

hellodevice module -- simply communicate with /dev/lkm_example.

This example is from https://blog.sourcerer.io/writing-a-simple-linux-kernel-module-d9dc3762c234.

example3:

helloioctl module -- simply demonstrate usage of ioctl.

riscv_hpm:

This is a simple example which uses riscv's hpmevent and hpmcounter. And its structure is just like below.