-.\" $OpenBSD: bus_dma.9,v 1.33 2015/01/24 16:06:46 kettenis Exp $
+.\" $OpenBSD: bus_dma.9,v 1.34 2015/01/24 19:20:26 jmc Exp $
.\" $NetBSD: bus_dma.9,v 1.14 2000/06/14 06:49:19 cgd Exp $
.\"
.\" Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
function is a variaton of
.Fn bus_dmamem_alloc
that allows specification of the "DMA safe" bus address range
-supported by the device. The additional
+supported by the device.
+The additional
.Fa low
and
.Fa high
arguments specify the lowest and highest bus address that the device
can use for DMA transfers.
This function should only be used if that address range differs from
-the the default address range for the bus.
+the default address range for the bus.
.Pp
All pages allocated by
.Fn bus_dmamem_alloc