1.\" $NetBSD: physio.9,v 1.2 1996/11/11 00:05:12 lukem Exp $
2.\"
3.\" Copyright (c) 1996 The NetBSD Foundation, Inc.
4.\" All rights reserved.
5.\"
6.\" This code is derived from software contributed to The NetBSD Foundation
7.\" by Paul Kranenburg.
8.\"
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22.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28.\" POSSIBILITY OF SUCH DAMAGE.
29.\"
30.\" $FreeBSD: head/share/man/man9/physio.9 204604 2010-03-02 21:50:36Z joel $
31.\"
32.Dd July 8, 2004
33.Dt PHYSIO 9
34.Os
35.Sh NAME
36.Nm physio
37.Nd initiate I/O on raw devices
38.Sh SYNOPSIS
39.In sys/param.h
40.In sys/systm.h
41.In sys/bio.h
42.In sys/buf.h
43.Ft int
44.Fn physio "dev_t dev" "struct uio *uio" "int ioflag"
45.Sh DESCRIPTION
46The
47.Fn physio
48is a helper function typically called from character device
49.Fn read
50and
51.Fn write
52routines to start I/O on a user process buffer.
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2.\"
3.\" Copyright (c) 1996 The NetBSD Foundation, Inc.
4.\" All rights reserved.
5.\"
6.\" This code is derived from software contributed to The NetBSD Foundation
7.\" by Paul Kranenburg.
8.\"
--- 13 unchanged lines hidden (view full) ---
22.\" LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23.\" CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24.\" SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25.\" INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26.\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27.\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28.\" POSSIBILITY OF SUCH DAMAGE.
29.\"
30.\" $FreeBSD: head/share/man/man9/physio.9 204604 2010-03-02 21:50:36Z joel $
31.\"
32.Dd July 8, 2004
33.Dt PHYSIO 9
34.Os
35.Sh NAME
36.Nm physio
37.Nd initiate I/O on raw devices
38.Sh SYNOPSIS
39.In sys/param.h
40.In sys/systm.h
41.In sys/bio.h
42.In sys/buf.h
43.Ft int
44.Fn physio "dev_t dev" "struct uio *uio" "int ioflag"
45.Sh DESCRIPTION
46The
47.Fn physio
48is a helper function typically called from character device
49.Fn read
50and
51.Fn write
52routines to start I/O on a user process buffer.
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