Date: Wed, 23 Mar 2011 16:22:08 +0000 (UTC) From: Nathan Whitehorn <nwhitehorn@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r219918 - head/release/powerpc Message-ID: <201103231622.p2NGM8kK000321@svn.freebsd.org>
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Author: nwhitehorn Date: Wed Mar 23 16:22:08 2011 New Revision: 219918 URL: http://svn.freebsd.org/changeset/base/219918 Log: Add support for memstick generation on PowerPC. This is a little suboptimal since glabel doesn't know about APM partitioning yet, but works well enough. Added: head/release/powerpc/make-memstick.sh (contents, props changed) Added: head/release/powerpc/make-memstick.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ head/release/powerpc/make-memstick.sh Wed Mar 23 16:22:08 2011 (r219918) @@ -0,0 +1,78 @@ +#!/bin/sh +# +# This script generates a "memstick image" (image that can be copied to a +# USB memory stick) from a directory tree. Note that the script does not +# clean up after itself very well for error conditions on purpose so the +# problem can be diagnosed (full filesystem most likely but ...). +# +# Usage: make-memstick.sh <directory tree> <image filename> +# +# $FreeBSD$ +# + +PATH=/bin:/usr/bin:/sbin:/usr/sbin +export PATH + +BLOCKSIZE=10240 + +if [ $# -ne 2 ]; then + echo "make-memstick.sh /path/to/directory /path/to/image/file" + exit 1 +fi + +tempfile="${2}.$$" + +if [ ! -d ${1} ]; then + echo "${1} must be a directory" + exit 1 +fi + +if [ -e ${2} ]; then + echo "won't overwrite ${2}" + exit 1 +fi + +echo '/dev/da0s3 / ufs rw,noatime 1 1' > ${1}/etc/fstab +rm -f ${tempfile} +makefs -B big ${tempfile} ${1} +if [ $? -ne 0 ]; then + echo "makefs failed" + exit 1 +fi +rm ${1}/etc/fstab + +# +# Use $BLOCKSIZE for transfers to improve efficiency. When calculating +# how many blocks to transfer "+ 2" is to account for truncation in the +# division and to provide space for the label. +# + +filesize=`stat -f "%z" ${tempfile}` +blocks=$(($filesize / ${BLOCKSIZE} + 1728)) +dd if=/dev/zero of=${2} bs=${BLOCKSIZE} count=${blocks} +if [ $? -ne 0 ]; then + echo "creation of image file failed" + exit 1 +fi + +unit=`mdconfig -a -t vnode -f ${2}` +if [ $? -ne 0 ]; then + echo "mdconfig failed" + exit 1 +fi + +gpart create -s APM ${unit} +gpart add -t freebsd-boot -s 800K ${unit} +gpart bootcode -p ${1}/boot/boot1.hfs -i 1 ${unit} +gpart add -t freebsd-ufs -l FreeBSD_Install ${unit} + +dd if=${tempfile} of=/dev/${unit}s3 bs=$BLOCKSIZE conv=sync +if [ $? -ne 0 ]; then + echo "copying filesystem into image file failed" + exit 1 +fi + +mdconfig -d -u ${unit} + +rm -f ${tempfile} +
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