989d921f5d
I'm very pleased to announce the release of our new website and documentation using the new toolchain with Hugo and AsciiDoctor. To get more information about the new toolchain please read the FreeBSD Documentation Project Primer[1], Hugo docs[2] and AsciiDoctor docs[3]. Acknowledgment: Benedict Reuschling <bcr@> Glen Barber <gjb@> Hiroki Sato <hrs@> Li-Wen Hsu <lwhsu@> Sean Chittenden <seanc@> The FreeBSD Foundation [1] https://docs.FreeBSD.org/en/books/fdp-primer/ [2] https://gohugo.io/documentation/ [3] https://docs.asciidoctor.org/home/ Approved by: doceng, core
83 lines
2.6 KiB
Groff
83 lines
2.6 KiB
Groff
.\" Copyright (c) 1998 Jonathan Lemon
|
|
.\" All rights reserved.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
.\" SUCH DAMAGE.
|
|
.\"
|
|
.\" %FreeBSD: src/lib/libc/i386/sys/i386_get_ioperm.2,v 1.11 2004/07/02 23:52:11 ru Exp %
|
|
.\"
|
|
.\" $FreeBSD$
|
|
.Dd July 27, 1998
|
|
.Os
|
|
.Dt I386_GET_IOPERM 2
|
|
.Sh 名称
|
|
.Nm i386_get_ioperm ,
|
|
.Nm i386_set_ioperm
|
|
.Nd i386 入出力ポート空間へのプロセスごとのアクセスを管理する
|
|
.Sh ライブラリ
|
|
.Lb libc
|
|
.Sh 書式
|
|
.In machine/sysarch.h
|
|
.Ft int
|
|
.Fn i386_get_ioperm "unsigned int start" "unsigned int *length" "int *enable"
|
|
.Ft int
|
|
.Fn i386_set_ioperm "unsigned int start" "unsigned int length" "int enable"
|
|
.Sh 解説
|
|
.Fn i386_get_ioperm
|
|
システムコールは、プロセスの入出力ポート空間についてのパーミッションを
|
|
.Fa *enable
|
|
引数内に返します。
|
|
ポートの範囲は
|
|
.Fa start
|
|
で開始し、連続エントリの数が
|
|
.Fa *length
|
|
内に返されます。
|
|
.Pp
|
|
.Fn i386_set_ioperm
|
|
システムコールは、
|
|
.Fa start
|
|
引数と
|
|
.Fa length
|
|
引数によって記述された入出力ポートの範囲へのアクセスを
|
|
.Fa enable
|
|
引数で指定された状態に設定します。
|
|
.Sh 戻り値
|
|
.Rv -std
|
|
.Sh エラー
|
|
.Fn i386_get_ioperm
|
|
と
|
|
.Fn i386_set_ioperm
|
|
システムコールは次の場合に失敗します:
|
|
.Bl -tag -width Er
|
|
.It Bq Er EINVAL
|
|
.Fa start
|
|
または
|
|
.Fa length
|
|
引数に無効な範囲が指定されました。
|
|
.It Bq Er EPERM
|
|
i386_set_ioperm の呼び出し側がスーパユーザではありませんでした。
|
|
.El
|
|
.Sh 関連項目
|
|
.Xr io 4
|
|
.Sh 作者
|
|
このマニュアルページは
|
|
.An Jonathan Lemon
|
|
が作成しました。
|