Octboot

OCTBOOT(4) - Device Drivers Manual (octeon)

Ioctl, Intro, Octboot

OCTBOOT(4) - Device Drivers Manual (octeon) # OCTBOOT(4) - Device Drivers Manual (octeon) NAME # octboot - kernel boot interface SYNOPSIS # pseudo-device octboot DESCRIPTION # The octboot driver provides an ioctl(2) interface for booting into another kernel from the currently running kernel. IOCTL INTERFACE # octboot provides the following ioctl(2) commands, available through <machine/octboot.h>: OBIOC_GETROOTDEV char rootdev[PATH_MAX] Get the name of the current root device. OBIOC_KEXEC struct octboot_kexec_args *args ...