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BPP(4) Device Drivers Manual (sparc) BPP(4)

bppSPARC bi-directional parallel port

bpp at sbus? (sun4c/sun4e/sun4m)

The bpp driver provides support for the parallel port found on some workstations. It only supports writing data to the device.

intro(4), sbus(4)

OpenBSD support for bpp appeared in OpenBSD 2.5.

July 10, 2010 OpenBSD-5.4