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QSC(4) Device Drivers Manual (vax) QSC(4)

qscSC26C94 quad UART controller

qsc0 at vxtbus0
lkkbd0 at qsc0 line 2
lkms0 at qsc0 line 3

The qsc driver provides support for the SC26C94-driven serial ports on the VXT2000 terminals.

On these machines, line 0 is connected to the serial connector on the back, while line 2 and line 3 are connected to the keyboard and mouse connectors, which are driven by the lkkbd and lkms drivers, respectively. Line 1 is not connected to anything.


qsc%d line %d: receiver overrun
The 8 character input fifo has overflowed and incoming data has been lost.

intro(4), lkkbd(4), lkms(4), tty(4), vxtbus(4)

May 31, 2007 OpenBSD-5.8