PCONS(4) Device
Drivers Manual (sparc64)
PCONS(4)
NAME
pcons —
SPARC64 PROM console
interface
SYNOPSIS
pcons0 at mainbus0
wsdisplay* at pcons?
DESCRIPTION
The pcons device provides a simple text
console, using the PROM services for input and/or output if no other driver
handles this task. It will use the PROM console devices set via the
“input-device” and “output-device”
variables.
This driver is provided as a fallback console mechanism if the real console hardware cannot be driven in OpenBSD.
FILES
- /dev/console
SEE ALSO
HISTORY
OpenBSD support for the PROM console first appeared in OpenBSD 3.0.
CAVEATS
If pcons handles console input, the PROM
will handle break (or Stop-A) sequences before
pcons. The preferred way to enter
ddb(4) on a ddb-enabled pcons
console is then to enter the following sequence : ‘+++++’
OpenBSD 7.8
November 1, 2015
PCONS(4)