76 lines
2.4 KiB
Groff
76 lines
2.4 KiB
Groff
.\"
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.\" Copyright (c) 1999 Chris Costello
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.\" All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" $Id: kldload.2,v 1.1 1999/04/04 12:29:31 dfr Exp $
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.\"
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.Dd March 3, 1999
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.Dt KLDLOAD 2
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.Os FreeBSD
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.Sh NAME
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.Nm kldload ,
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.Nm kldunload
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.Nd load KLD files into the kernel
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.Sh SYNOPSIS
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.Fd #include <sys/param.h>
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.Fd #include <sys/linker.h>
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.Ft int
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.Fn kldload "const char *file"
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.Sh DESCRIPTION
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The function
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.Fn kldload
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loads a kld file into the kernel using the kernel linker.
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.Sh RETURN VALUES
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The function
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.Fn kldload
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returns the fileid of the kld file which was loaded into the kernel. If
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an error occurs,
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.Fn kldload
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will return -1 and set
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.Va errno
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to indicate the error.
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.Sh ERRORS
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The named file is loaded unless:
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.Bl -tag -width Er
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.It Bq Er EPERM
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You do not have access to read the file or link it with the kernel. You should
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be the root user to be able to use the
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.Nm kld
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functions.
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.It Bq Er EFAULT
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Bad address encountered when adding kld info into the kernel space.
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.It Bq Er ENOMEM
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There is no memory to load the file into the kernel.
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.It Bq Er ENOENT
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The file was not found.
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.It Bq Er ENOEXEC
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The file format of
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.Va file
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was unrecognized.
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.Sh HISTORY
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The
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.Nm kld
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interface first appeared in FreeBSD 3.0.
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