sdupdate.1

.TH SDUPDATE "1" "November 2011" "Baserock 0.0.1" "User Commands"
.SH NAME
sdupdate \- write a file to an SD card
.SH SYNOPSIS
.B sdupdate
[\fI-b SIZE\fR] [\fI-p\fR] \fISOURCE\fR \fITARGET\fR
.PP
.SH DESCRIPTION
.PP
Copy SOURCE file to TARGET file
.PP
sdupdate is intended to be a limited tool with the sole purpose of copying a file to an SD card faster than other tools. It does this by comparing blocks before writing and only writing if they're not the same.
.PP
sdupdate should be used with extreme caution as it overwrites the destination by default without prompting the user. It can easily break a system if used incorrectly.
.PP
Target intended to be an SD card device, commonly /dev/mmcblk0.
.SH OPTIONS
.TP
-b SIZE
Copy using buffer size SIZE in bytes.
Size can be specified using a K, M, or G suffix.
.TP
-p
Display progress.
.SH EXAMPLE
sdupdate -b 10M -p linuxdistro.iso /dev/mmcblk0
.SH BUGS
You can report bugs at baserock-dev@baserock.org