.\" This documentation was generated from the book titled "SCSI Subsystem Interfaces", which is part of the Linux kernel source.
.\" 
.\" Documentation by: Douglas Gilbert (dgilbert@interlog.com)
.\" Documentation copyright: 2002 Douglas Gilbert 
.\" This documentation comes with the following legal notice:
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.\"     Permission is granted to copy, distribute and/or modify this
.\"     document under the terms of the GNU Free Documentation License,
.\"     Version 1.1 or any later version published by the Free Software
.\"     Foundation; with no Invariant Sections, with no Front-Cover Texts,
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.\" For comments on the formatting of this manpage, please contact Michael Still <mikal@stillhq.com>

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.TH "BIOS_PARAM" "9" "14 August 2003" "" ""

.SH NAME
bios_param \- fetch head, sector, cylinder info for a disk
.SH SYNOPSIS
.sp
\fB
.sp
int bios_param  (struct scsi_device * \fIsdev\fB, struct block_device * \fIbdev\fB, sector_t \fIcapacity\fB, int * \fIparams\fB);
\fR
.SH "ARGUMENTS"
.TP
\fB\fIsdev\fB\fR
pointer to scsi device context (defined in scsi.h)
.TP
\fB\fIbdev\fB\fR
pointer to block device context (defined in fs.h)
.TP
\fB\fIcapacity\fB\fR
device size (in 512 byte sectors)
.TP
\fB\fIparams\fB\fR
three element array to place output:
params[0] number of heads (max 255)
params[1] number of sectors (max 63)
params[2] number of cylinders 
.SH "DESCRIPTION"
.PP
Return value is ignored
.SH "LOCKS"
.PP
none
.SH "NOTES"
.PP
an arbitrary geometry (based on READ CAPACITY) is used
if this function is not provided. The params array is
pre-initialized with made up values just in case this function 
doesn't output anything.
.SH "OPTIONALLY DEFINED IN"
.PP
LLD
.SH "ABOUT THIS DOCUMENT"
.PP
This documentation was generated with kernel version 2.6.0.