... to Device Drivers& quot;. #define MODULE #include < ;linux/ module.h> buffer-based graphics environments, where the X server acts only as a server based on a real kernel-space device ... users. The most important devices can't be handled in user space, including, but not limited to, network interfaces and block devices. As you see, user-space drivers can't do that ... example, support for SCSI scanner devices (implemented by the SANE package) and CD writers (implemented by cdrecord and other tools). In both cases, user-level device drivers rely on If your code...