I did something recently I haven’t done in a long time: I recompiled the Linux kernel. There was a time when this was a common occurrence. You might want a feature that the default kernel didn’t ...

Petalinux可以帮助工程师简化内核模块的创建工作。在petalinux工程目录下，使用命令“ petalinux-create -t modules --name --enable”，能创建Linux内核模块，包括c源代码文件，Makefile，Yocto的bb文件。相关文件放在目录“ project-spec / meta-user / recipes-modules”中，目录结构如下。

Editor's Note: Linux remains an attractive option for embedded systems developers. In fact, industry surveys such as the Embedded Market Study by UBM (EDN's parent company) consistently show interest ...

Have you ever felt the urge to make your own private binary format for use in Linux? Perhaps you have looked at creating the smallest possible binary when compiling a project, and felt disgusted with ...

The Linux kernel mailing list (LKML) has returned to the oft-discussed topic of binary kernel modules. Considered by some to be a violation of the open source license used by the Linux kernel, binary ...

At the 2001 Linux Kernel Summit, NSA developers presented their work on Security-Enhanced Linux (SELinux) and emphasized the need for enhanced security support in the main Linux kernel. In the ensuing ...

Up until about 10 years ago I wrote a lot of Linux device drivers. The last one I wrote was in '03, needless to say I'm out of practice (and out of date, that was for a 2.4 kernel). I've got 2 ...

When you write programs in user space, the worst thing that can happen to your program is a core dump. Your program did something very wrong, so the operating system decided to give you all of its ...