PGS(4) | Device Drivers Manual (macppc) | PGS(4)

# NAME

`pgs` — programmer's switch

# SYNOPSIS

`pgs* at macgpio?`

# DESCRIPTION

The `pgs` driver provides support for the "Programmer's Switch" found on selected PowerMac2,1 and newer models. If the ddb.console sysctl(8) is set, pressing the button will cause the machine to enter ddb(4). The "Programmers Switch" can be identified by the V-like symbol on it.

# SEE ALSO

intro(4), macgpio(4), sysctl(8)

# HISTORY

Support for the `pgs` driver first appeared in OpenBSD 4.8.

# AUTHORS

The `pgs` driver was written by Jasper Lievisse Adriaanse <jasper@openbsd.org>.

July 16, 2013 | Debian