You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
CHIP-tools/chip-create-nand-images.sh

162 lines
4.3 KiB

This file contains invisible Unicode characters!

This file contains invisible Unicode characters that may be processed differently from what appears below. If your use case is intentional and legitimate, you can safely ignore this warning. Use the Escape button to reveal hidden characters.

#!/bin/bash
SCRIPTDIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
source $SCRIPTDIR/common.sh
if [[ -z $(which ${MKFS_UBIFS}) ]]; then
echo "Could not find ${MKFS_UBIFS} in path."
echo "Install it with the CHIP-SDK setup script."
echo "You will also need to run this script as root."
exit 1
fi
UBOOTDIR="$1"
ROOTFSTAR="$2"
OUTPUTDIR="$3"
# build the UBI image
prepare_ubi() {
local tmpdir=`mktemp -d -t chip-ubi-XXXXXX`
local rootfs=$tmpdir/rootfs
local ubifs=$tmpdir/rootfs.ubifs
local ubicfg=$tmpdir/ubi.cfg
local outputdir="$1"
local rootfstar="$2"
local nandtype="$3"
local maxlebcount="$4"
local eraseblocksize="$5"
local pagesize="$6"
local subpagesize="$7"
local oobsize="$8"
local ebsize=`printf %x $eraseblocksize`
local psize=`printf %x $pagesize`
local osize=`printf %x $oobsize`
local ubi=$outputdir/chip-$ebsize-$psize-$osize.ubi
local sparseubi=$outputdir/chip-$ebsize-$psize-$osize.ubi.sparse
local mlcopts=""
if [ -z $subpagesize ]; then
subpagesize=$pagesize
fi
if [ "$nandtype" = "mlc" ]; then
lebsize=$((eraseblocksize/2-$pagesize*2))
mlcopts="-M dist3"
elif [ $subpagesize -lt $pagesize ]; then
lebsize=$((eraseblocksize-pagesize))
else
lebsize=$((eraseblocksize-pagesize*2))
fi
if [ "$osize" = "100" ]; then
#TOSH_512_SLC
volspec="vol_flags=autoresize"
elif [ "$osize" = "500" ]; then
#TOSH_4GB_MLC
volspec="vol_size=3584MiB"
elif [ "$osize" = "680" ]; then
#HYNI_8GB_MLC
volspec="vol_size=7168MiB"
else
echo "Unable to acquire appropriate volume size or flags, quitting!"
exit 1
fi
mkdir -p $rootfs
tar -xf $rootfstar -C $rootfs
${MKFS_UBIFS} -d $rootfs -m $pagesize -e $lebsize -c $maxlebcount -o $ubifs
echo "[rootfs]
mode=ubi
vol_id=0
$volspec
vol_type=dynamic
vol_name=rootfs
vol_alignment=1
image=$ubifs" > $ubicfg
ubinize -o $ubi -p $eraseblocksize -m $pagesize -s $subpagesize $mlcopts $ubicfg
img2simg $ubi $sparseubi $eraseblocksize
rm -rf $tmpdir
}
# build the SPL image
prepare_spl() {
local tmpdir=`mktemp -d -t chip-spl-XXXXXX`
local outputdir=$1
local spl=$2
local eraseblocksize=$3
local pagesize=$4
local oobsize=$5
local repeat=$((eraseblocksize/pagesize/64))
local nandspl=$tmpdir/nand-spl.bin
local nandpaddedspl=$tmpdir/nand-padded-spl.bin
local ebsize=`printf %x $eraseblocksize`
local psize=`printf %x $pagesize`
local osize=`printf %x $oobsize`
local nandrepeatedspl=$outputdir/spl-$ebsize-$psize-$osize.bin
local padding=$tmpdir/padding
local splpadding=$tmpdir/nand-spl-padding
${SNIB} -c 64/1024 -p $pagesize -o $oobsize -u 1024 -e $eraseblocksize -b -s $spl $nandspl
local splsize=`filesize $nandspl`
local paddingsize=$((64-(splsize/(pagesize+oobsize))))
local i=0
while [ $i -lt $repeat ]; do
dd if=/dev/urandom of=$padding bs=1024 count=$paddingsize
${SNIB} -c 64/1024 -p $pagesize -o $oobsize -u 1024 -e $eraseblocksize -b -s $padding $splpadding
cat $nandspl $splpadding > $nandpaddedspl
if [ "$i" -eq "0" ]; then
cat $nandpaddedspl > $nandrepeatedspl
else
cat $nandpaddedspl >> $nandrepeatedspl
fi
i=$((i+1))
done
rm -rf $tmpdir
}
# build the bootloader image
prepare_uboot() {
local outputdir=$1
local uboot=$2
local eraseblocksize=$3
local ebsize=`printf %x $eraseblocksize`
local paddeduboot=$outputdir/uboot-$ebsize.bin
dd if=$uboot of=$paddeduboot bs=$eraseblocksize conv=sync
}
## copy the source images in the output dir ##
mkdir -p $OUTPUTDIR
cp $UBOOTDIR/spl/sunxi-spl.bin $OUTPUTDIR/
cp $UBOOTDIR/u-boot-dtb.bin $OUTPUTDIR/
cp $ROOTFSTAR $OUTPUTDIR/
## prepare ubi images ##
# Toshiba SLC image:
prepare_ubi $OUTPUTDIR $ROOTFSTAR "slc" 2048 262144 4096 1024 256
# Toshiba MLC image:
prepare_ubi $OUTPUTDIR $ROOTFSTAR "mlc" 4096 4194304 16384 16384 1280
# Hynix MLC image:
prepare_ubi $OUTPUTDIR $ROOTFSTAR "mlc" 4096 4194304 16384 16384 1664
## prepare spl images ##
# Toshiba SLC image:
prepare_spl $OUTPUTDIR $UBOOTDIR/spl/sunxi-spl.bin 262144 4096 256
# Toshiba MLC image:
prepare_spl $OUTPUTDIR $UBOOTDIR/spl/sunxi-spl.bin 4194304 16384 1280
# Hynix MLC image:
prepare_spl $OUTPUTDIR $UBOOTDIR/spl/sunxi-spl.bin 4194304 16384 1664
## prepare uboot images ##
# Toshiba SLC image:
prepare_uboot $OUTPUTDIR $UBOOTDIR/u-boot-dtb.bin 262144
# Toshiba/Hynix MLC image:
prepare_uboot $OUTPUTDIR $UBOOTDIR/u-boot-dtb.bin 4194304