...implementation of /dev/urandom were not widely trusted. It will return random bytes only within the estimated number of bits of fresh noise in the entropy pool, blocking if nece…...implementation of /dev/urandom were not widely trusted. It will return random bytes only within the estimated number of bits of fresh noise in the entropy pool, blocking if nece…...” device number will not. (Note that using an auto-rewind device for positioning the tape with, for instance, mt does not lead to the desired result: the tape is rewound after t…...assigned major number 1 and minor number 250. Typically /dev/initrd is owned by root:disk with mode 0400 (read access by root only). If the Linux system does not have /dev/initr…...program using inline assembler. However this device allows convenient access to all CPUs without changing process affinity. Most of the information in cpuid is reported by the k…...ed set of IR protocols, usually only the protocol of the specific remote which is bundled with, for example, a TV-card. Other hardware provides a stream of pulse/space durations…...nd other interrupts. All i386 PCs, and ACPI-based systems, have an RTC that is compatible with the Motorola MC146818 chip on the original PC/AT. Today such an RTC is usually int…...criptions below, the second column gives ECMA-48 or DEC mnemonics (the latter if prefixed with DEC) for the given function. Sequences without a mnemonic are neither ECMA-48 nor …...for Microchip Smart Storage controllers. Supported ioctl () operations For compatibility with applications written for the cciss (4) and hpsa (4) drivers, many, but not all of t…...5xxx" and "SCSI support" in your kernel configuration to be able to use SCSI tape drives with your Smart Array 5xxx controller. Additionally, note that the driver will not engag…...ESCRIPTION The file /dev/ptmx (the pseudoterminal multiplexor device) is a character file with major number 5 and minor number 2, usually with mode 0666 and ownership root:root.…...ESCRIPTION The file /dev/ptmx (the pseudoterminal multiplexor device) is a character file with major number 5 and minor number 2, usually with mode 0666 and ownership root:root.…...emory 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 ownership root:tty. …...emory 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 ownership root:tty. …...nt fd , DSP56K_HOST_CMD, int cmd ); CONFIGURATION The dsp56k device is a character device with major number 55 and minor number 0. DESCRIPTION The Motorola DSP56001 is a fully p…...e CONFIGURATION If your system does not have /dev/full created already, it can be created with the following commands: mknod -m 666 /dev/full c 1 7 chown root:root /dev/full DES…...write (2) back its replies. It is important to note that a file descriptor is associated with a unique FUSE filesystem. In particular, opening a second copy of this device, will…...erminal 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 root:tty. …...ler, even if it is not explicitly known to the driver. This allows newer hardware to work with older drivers. Typically this is used to allow installation of operating systems f…...provide a block device for a filesystem image stored in a file, so that it can be mounted with the mount (8) command. You could do $ dd if=/dev/zero of=file.img bs=1MiB count=10…