madieu_linux_device_drivers_development [Doku Wiki]

madieu_linux_device_drivers_development

Table of Contents

Overview
FIGURE OUT

Overview

Ongoing notes for Madieu's book.

FIGURE OUT

General

How CONFIG_EXTRA_FIRMWARE_DIR is used.
Difference between ARM toolchains.
make xconfig (PKG_CONFIG_PATH)
scripts/cleanfile

Modules

/etc/modules-load.d/<filename>.conf
- systemd-modules-load.service
- man modules-load.d
/etc/modprobe.d/

Error handling

IS_ERR(), IS_ERR_VALUE(), PTR_ERR(), more (err.h)
console logging

Sleeping mechanisms

wait queues

Delays/timer management

programmable interrupt timer (PIT)
https://stackoverflow.com/questions/10812858/how-to-use-timers-in-linux-kernel-device-drivers
https://lwn.net/Articles/735887/
from_timer() [timer.h]

madieu_linux_device_drivers_development.txt · Last modified: 2019/01/23 11:54 by rpjday