boot loader initialized RAM disk NAME initrd - boot loader initialized RAM disk CONFIGURATION /dev/initrd is a read-only block device assigned major number 1 and minor number 250. …x86 CPU MSR access device NAME msr - x86 CPU MSR access device DESCRIPTION /dev/cpu/CPUNUM/msr provides an interface to read and write the model-specific registers (MSRs) of an x86…x86 CPUID access device NAME cpuid - x86 CPUID access device DESCRIPTION CPUID provides an interface for querying information about the x86 CPU. This device is accessed by lseek (2…SCSI tape device NAME st - SCSI tape device SYNOPSIS #include <sys/mtio.h> int ioctl(int fd , int request [, (void *) arg3 ]); int ioctl(int fd , MTIOCTOP, (struct mtop *) mt_cmd )…kernel random number source devices NAME random, urandom - kernel random number source devices SYNOPSIS #include <linux/random.h> int ioctl( fd , RND request , param ); DESCRIPTION…kernel random number source devices NAME random, urandom - kernel random number source devices SYNOPSIS #include <linux/random.h> int ioctl( fd , RND request , param ); DESCRIPTION…virtual console memory NAME vcs, vcsa - virtual console memory DESCRIPTION /dev/vcs0 is a character device with major number 7 and minor number 0, usually with mode 0644 and owners…virtual console memory NAME vcs, vcsa - virtual console memory DESCRIPTION /dev/vcs0 is a character device with major number 7 and minor number 0, usually with mode 0644 and owners…Linux console escape and control sequences NAME console_codes - Linux console escape and control sequences DESCRIPTION The Linux console implements a large subset of the VT102 and …loop devices NAME loop, loop-control - loop devices SYNOPSIS #include <linux/loop.h> DESCRIPTION The loop device is a block device that maps its data blocks not to a physical devic…loop devices NAME loop, loop-control - loop devices SYNOPSIS #include <linux/loop.h> DESCRIPTION The loop device is a block device that maps its data blocks not to a physical devic…pseudoterminal master and slave NAME ptmx, pts - pseudoterminal master and slave DESCRIPTION The file /dev/ptmx (the pseudoterminal multiplexor device) is a character file with maj…pseudoterminal master and slave NAME ptmx, pts - pseudoterminal master and slave DESCRIPTION The file /dev/ptmx (the pseudoterminal multiplexor device) is a character file with maj…Filesystem in Userspace (FUSE) device NAME fuse - Filesystem in Userspace (FUSE) device SYNOPSIS #include <linux/fuse.h> DESCRIPTION This device is the primary interface between th…system memory, kernel memory and system ports NAME mem, kmem, port - system memory, kernel memory and system ports DESCRIPTION /dev/mem is a character device file that is an image …system memory, kernel memory and system ports NAME mem, kmem, port - system memory, kernel memory and system ports DESCRIPTION /dev/mem is a character device file that is an image …system memory, kernel memory and system ports NAME mem, kmem, port - system memory, kernel memory and system ports DESCRIPTION /dev/mem is a character device file that is an image …controlling terminal NAME tty - controlling terminal DESCRIPTION The file /dev/tty is a character file with major number 5 and minor number 0, usually with mode 0666 and ownership …lirc devices NAME lirc - lirc devices DESCRIPTION The /dev/lirc* character devices provide a low-level bidirectional interface to infra-red (IR) remotes. Most of these devices can …See the file man2/ioctl_tty.2.