Devices can be character devices (like keyboards and serial ports), block devices (such as hard disks and USB devices), network devices and virtual devices. On Linux systems, devices are represented ...

Editor's Note: Embedded Linux has consistently ranked among the top operating systems used in embedded system design. With the rapid growth in interest in the Internet of Things (IoT), the ability of ...

Editor's Note: Embedded Linux has consistently ranked among the top operating systems used in embedded systems design. With the rapid growth in interest in the Internet of Things (IoT), the ability of ...

In the Linux environment, the file system acts as a backbone, orchestrating the systematic storage and retrieval of data. It is a hierarchical structure that outlines how data is organized, stored, ...

A filesystem is a way that an operating system organizes files on a disk. These filesystems come in many different flavors depending on your specific needs. For Windows, you have the NTFS, FAT, FAT16, ...

Your new project really could use a block device for Linux. File systems are easy to do with FUSE, but that’s sometimes too high-level. But a block driver can be tough to write and debug, ...

The USB subsystem is based on message passing transactions. The messages are called URBs, which stands for USB request block. URBs are sent by calling the usb_submit_urb method, struct urb *urb, int ...

One of the last things the Linux kernel does during system boot is mount the root filesystem. The Linux kernel dictates no filesystem structure, but user space applications expect to find files with ...

Linux doesn’t hide the system behind guardrails. Here’s why its freedom, flexibility, and control still outclass the ...