'\" t
.\"     Title: scsicam_bios_param
.\"    Author: 
.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/>
.\"      Date: September 2017
.\"    Manual: SCSI mid layer
.\"    Source: Kernel Hackers Manual 4.12.13
.\"  Language: English
.\"
.TH "SCSICAM_BIOS_PARAM" "9" "September 2017" "Kernel Hackers Manual 4\&.12\&" "SCSI mid layer"
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.SH "NAME"
scsicam_bios_param \- Determine geometry of a disk in cylinders/heads/sectors\&.
.SH "SYNOPSIS"
.HP \w'int\ scsicam_bios_param('u
.BI "int scsicam_bios_param(struct\ block_device\ *\ " "bdev" ", sector_t\ " "capacity" ", int\ *\ " "ip" ");"
.SH "ARGUMENTS"
.PP
\fIstruct block_device * bdev\fR
.RS 4
which device
.RE
.PP
\fIsector_t capacity\fR
.RS 4
size of the disk in sectors
.RE
.PP
\fIint * ip\fR
.RS 4
return value: ip[0]=heads, ip[1]=sectors, ip[2]=cylinders
.RE
.SH "DESCRIPTION"
.PP
determine the BIOS mapping/geometry used for a drive in a SCSI\-CAM system, storing the results in ip as required by the HDIO_GETGEO
\fBioctl\fR\&.
.SH "RETURN"
.PP
\-1 on failure, 0 on success\&.
.SH "AUTHORS"
.PP
\fBJames Bottomley\fR <\&James.Bottomley@hansenpartnership.com\&>
.RS 4
Author.
.RE
.PP
\fBRob Landley\fR <\&rob@landley.net\&>
.RS 4
Author.
.RE
.SH "COPYRIGHT"
.br