CBUS(4) - Device Drivers Manual (sparc64) # CBUS(4) - Device Drivers Manual (sparc64)
NAME # cbus - channel device bus
SYNOPSIS # cbus* at vbus?
DESCRIPTION # The cbus driver provides a virtual bus for channel devices provided by the UltraSPARC Hypervisor as found on sun4v logical domains.
OpenBSD provides support for the following devices:
vcc(4)
virtual console concentrator
vds(4)
virtual disk server
vdsk(4)
virtual disk
vldc(4)
virtual channel driver
...
VBUS(4) - Device Drivers Manual (sparc64) # VBUS(4) - Device Drivers Manual (sparc64)
NAME # vbus - virtual device bus
SYNOPSIS # vbus0 at mainbus0
DESCRIPTION # The vbus driver provides a virtual bus for virtual devices provided by the UltraSPARC Hypervisor as found on sun4v systems and logical domains.
OpenBSD provides support for the following devices:
cbus(4)
channel device bus
vcons(4)
virtual console interface
vrng(4)
virtual random number generator
...
VCONS(4) - Device Drivers Manual (sparc64) # VCONS(4) - Device Drivers Manual (sparc64)
NAME # vcons - virtual console interface
SYNOPSIS # vcons0 at vbus?
DESCRIPTION # The vcons driver provides a console using the services provided by the UltraSPARC Hypervisor as found on sun4v systems.
FILES # /dev/console
SEE ALSO # intro(4), tty(4), vbus(4)
HISTORY # The vcons driver first appeared in OpenBSD 4.4.
AUTHORS # The vcons driver was written by Mark Kettenis <kettenis@openbsd.
...
VRNG(4) - Device Drivers Manual (sparc64) # VRNG(4) - Device Drivers Manual (sparc64)
NAME # vrng - virtual random number generator
SYNOPSIS # vrng0 at vbus?
DESCRIPTION # The vrng driver provides support for the random number generation service provided by the UltraSPARC Hypervisor as found on sun4v systems.
Driven by periodic checks for available data from the generator, vrng supplies entropy to the random(4) driver for common usage.
...
VRTC(4) - Device Drivers Manual (sparc64) # VRTC(4) - Device Drivers Manual (sparc64)
NAME # vrtc - virtual real-time clock
SYNOPSIS # vrtc0 at vbus?
DESCRIPTION # The vrtc driver provides support for the time of day service provided by the UltraSPARC Hypervisor as found on sun4v systems.
SEE ALSO # intro(4), vbus(4)
HISTORY # The vrtc driver first appeared in OpenBSD 4.4.
AUTHORS # The vrtc driver was written by Mark Kettenis <kettenis@openbsd.
...