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RD(4) Device Drivers Manual RD(4)

NAME

rdramdisk driver

SYNOPSIS

pseudo-device rd [count]

DESCRIPTION

The rd driver enables use of system or user memory as a disk. Memory for the disk must be allocated and initialized inside the kernel image at build-time using the elfrdsetroot tool.
The elfrdsetroot tool is available as part of the distribution toolset.

FILES

/dev/rd??
Block mode ramdisk devices.
/dev/rrd??
Raw mode ramdisk devices.

SEE ALSO

elf(5)
October 18, 2013 OpenBSD-5.9