|| FreeBSD Kernel Interfaces Manual (SPARC64)
driver provides support for the clock board found in Sun Enterprise xx00 systems. The clock board has three status LEDs labeled “
” and “
”. These LEDs are also mirrored on the main front panel. The “
” LED can be made to blink by writing ASCII strings to the
On attach the clkbrd driver also prints out the number of board slots the chassis provides.
clock board LED device node
clkbrd driver first appeared in
OpenBSD 3.7. The first
FreeBSD version to include it was
clkbrd driver was written by
and ported to
CAVEATS Hardware management functionality is not implemented.