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.\" --- 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 230330 2012-01-19 09:51:07Z ed $ |
31.\" |
32.Dd January 19, 2012 |
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 "struct cdev *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. --- 79 unchanged lines hidden --- |