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--- madieu_linux_device_drivers_development [2019/01/21 10:45] – [FIGURE OUT] rpjday
+++ madieu_linux_device_drivers_development [2019/01/23 11:54] (current) – [Delays/timer management] rpjday
@@ Line 7: / Line 7: @@
 ===== 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]