␉exit 9␊ |
fi␊ |
␊ |
␊ |
# Check for existing Chameleon installations on a different␊ |
# partition of the same target disk.␊ |
#echo "DEBUG: Checking for existing Chameleon installations on ${targetDisk#/dev/}..."␊ |
␊ |
sliceNumber=$( echo ${targetDeviceRaw#*disk*s} )␊ |
# strip slice from end␊ |
targetDiskRawNoSlice=$( echo ${targetDeviceRaw%$sliceNumber} )␊ |
␊ |
# Are there any other partitions on the disk?␊ |
# How many actual partitions are there?␊ |
numSlices=$(( $( diskutil list | grep $( echo ${targetDisk#/dev/} ) | sed -n '$=' ) -2 ))␊ |
␊ |
# Only check the disk for Chameleon installations if there is more than one partition.␊ |
if [ $numSlices -gt 1 ]; then ␊ |
␊ |
␉# If a GPT is used then we are going to have the check the EFI system partition␊ |
␉# for the stage 2 'boot' file. As this script is called from the Main EFI␊ |
␉# postinstall script, so lets mount the EFI system partition here instead.␊ |
␊ |
# ===============================================␊ |
# Functions␊ |
# ===============================================␊ |
mountESP()␊ |
{␊ |
␉if [ "${partitiontable}" = "GUID_partition_scheme" ]; then␊ |
␊ |
␉␉# Unmount ALL mounted volumes named EFI␊ |
|
␉␉␉exit 2␊ |
␉␉fi␊ |
␉fi␊ |
}␊ |
␊ |
␊ |
# ===============================================␊ |
# Prepare some vars␊ |
# ===============================================␊ |
sliceNumber=$( echo ${targetDeviceRaw#*disk*s} )␊ |
␊ |
# strip slice from end␊ |
targetDiskRawNoSlice=$( echo ${targetDeviceRaw%$sliceNumber} )␊ |
␊ |
# Are there any other partitions on the disk?␊ |
# How many actual partitions are there?␊ |
numSlices=$(( $( diskutil list | grep $( echo ${targetDisk#/dev/} ) | sed -n '$=' ) -2 ))␊ |
␊ |
␊ |
# ===============================================␊ |
# Checking the disk for existing Chameleon installations␊ |
# if there is more than one partition on the disk.␊ |
# ===============================================␊ |
if [ $numSlices -gt 1 ]; then ␊ |
␊ |
␉#echo "DEBUG: Checking for existing Chameleon installations on ${targetDisk#/dev/}..."␊ |
␉"$scriptDir"InstallLog.sh "${installerVolume}" "LineBreak"␊ |
␉"$scriptDir"InstallLog.sh "${installerVolume}" "Checking for previous chameleon installations on ${targetDisk#/dev/}"␊ |
␊ |
␉# If a GPT is used then we are going to have the check the EFI system partition␊ |
␉# for the stage 2 'boot' file. As this script is called from the Main EFI␊ |
␉# postinstall script, so lets mount the EFI system partition here instead.␊ |
␊ |
␉mountESP␊ |
␉␊ |
␉#Scan all partitions for Chameleon code␊ |
␉for (( i=1; i <= $numSlices; i++ ));␊ |
␉do␊ |
␉␉stageExistence=0␊ |
␉␉stage0FirstBootable=0␊ |
␉␉previousExistence="NONE"␊ |
␉␉stagesFound=0␊ |
␉␉stage0type=0␊ |
␉␉stage1Existence="NONE"␊ |
␉␉stage2Existence=0␊ |
␉␉targetDiskRaw=$targetDiskRawNoSlice$i␊ |
␊ |
␉␉# Check for existing stage 0 boot file (same code as CheckDiskMicrocode.sh script)␊ |
␉␉␊ |
␉␉# Check for existing stage 0 boot file (code from CheckDiskMicrocode.sh script)␊ |
␉␉stage0type=$( dd 2>/dev/null if="$targetDisk" count=3 bs=1 skip=105 | xxd | awk '{print $2$3}' )␊ |
␉␉if [ "${stage0type}" == "0b807c" ] || [ "${stage0type}" == "0a803c" ] || [ "${stage0type}" == "ee7505" ] || [ "${stage0type}" == "742b80" ]; then␊ |
␉␉␉#echo "DEBUG: stage 0 loader found on $targetDisk"␊ |
␉␉␉(( stageExistence++ ))␊ |
␉␉␉␊ |
␉␉␉# While here, check just for either existing boot0hfs, boot0md or boot0md (dmazar's boot0workV2)␊ |
␉␉␉if [ "${stage0type}" == "0a803c" ] || [ "${stage0type}" == "ee7505" ] || [ "${stage0type}" == "742b80" ]; then␊ |
␉␉␉␉stage0FirstBootable=1␊ |
␉␉␉fi␊ |
␉␉if [ "${stage0type}" == "0a803c" ] || [ "${stage0type}" == "ee7505" ] || [ "${stage0type}" == "742b80" ]; then␊ |
␉␉␉#echo "DEBUG: stage 0 (hfs) loader found on $targetDisk"␊ |
␉␉␉(( stagesFound++ ))␊ |
␉␉␉stage0type=2␊ |
␉␉elif [ "${stage0type}" == "0b807c" ]; then␊ |
␉␉␉#echo "DEBUG: stage 0 (active) loader found on $targetDisk"␊ |
␉␉␉(( stagesFound++ ))␊ |
␉␉␉stage0type=1␊ |
␉␉fi␊ |
␉␉␉␊ |
␉␉# Check for existence of a bootable partition boot sector containing either boot1h or boot1f32␊ |
␉␉boot1Search=$( dd 2>/dev/null if="$targetDiskRaw" count=1 | perl -ne '@a=split"";for(@a){printf"%02x",ord}' )␊ |
␉␉if [ "${boot1Search:0:16}" == "fa31c08ed0bcf0ff" ] && [ "${boot1Search:1020:2}" == "55" ]; then␊ |
␉␉␉#echo "DEBUG: boot1h found on "$targetDiskRaw␊ |
␉␉␉(( stageExistence++ ))␊ |
␉␉␉previousExistence="boot1"␊ |
␉␉␉(( stagesFound++ ))␊ |
␉␉␉stage1Existence="boot1h"␊ |
␉␉elif [ "${boot1Search:0:4}" == "e962" ] && [ "${boot1Search:180:12}" == "424f4f542020" ] && [ "${boot1Search:1020:2}" == "55" ]; then␊ |
␉␉␉#echo "DEBUG: boot1f32 found on "$targetDiskRaw␊ |
␉␉␉(( stageExistence++ ))␊ |
␉␉␉previousExistence="boot1f32"␊ |
␉␉␉(( stagesFound++ ))␊ |
␉␉␉stage1Existence="boot1f32"␊ |
␉␉fi␊ |
␉␉␊ |
␉␉# Check for existing stage 2 boot file.␊ |
␉␉# Include checking the EFI system partition if it exists and is mounted.␊ |
␉␉if [ -e "$( df | grep ${targetDisk}s${i} | awk '{ print $6 }' )"/boot ]; then␊ |
␉␉␉#echo "DEBUG: boot found on $targetDiskRaw"␊ |
␉␉␉(( stageExistence++ ))␊ |
␉␉␉(( stagesFound++ ))␊ |
␉␉␉stage2Existence=1␊ |
␉␉fi␊ |
␉␉␉␉␉␊ |
␉␉if [ $stageExistence -ge 2 ] && [ "$previousExistence" != "NONE" ] && [ $i -ne $sliceNumber ]; then␊ |
␉␉if [ $stagesFound -ge 2 ] && [ "$stage1Existence" != "NONE" ] && [ $i -ne $sliceNumber ]; then␊ |
␉␉␉# There is previous Chameleon stage 1 code on a partition boot sector,␊ |
␉␉␉# and either a complete or incomplete installation (ie. boot0 or boot are missing).␊ |
␉␉␉␊ |
␉␉␉if [ $stageExistence == 3 ]; then␊ |
␉␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "INFO: There is already an existing Chameleon installation on $targetDiskRaw."␊ |
␉␉␉␉if [ $i -lt $sliceNumber ]; then␊ |
␉␉␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "NOTE: And that installation will still be used as it's on an earlier partition."␊ |
␉␉␉␉else␊ |
␉␉␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "INFO: but won't interfere as you're installing to an earlier partition."␊ |
␉␉␉␉fi␊ |
␉␉␉else␊ |
␉␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "INFO: $previousExistence already exists at ${targetDisk}s${i}"␊ |
␉␉␉␉␊ |
␉␉␉␉# A b1f:error or boot0:error could result if the following conditions are true:␊ |
␉␉␉␉# A) Boot0hfs, Boot0md or Boot0md (dmazar's Boot0workV2) is being used.␊ |
␉␉␉␉# B) The previous stage 1 code is on a lower partiton than the one being installed to now.␊ |
␉␉␉␉# C) boot is missing from that partition.␊ |
␉␉␉if [ $stagesFound == 3 ] && [ $i -lt $sliceNumber ]; then␊ |
␉␉␉␉# Exisitng installation found which will still be default.␊ |
␉␉␉␉message="************************** TAKE NOTE *****************************␊ |
**** There is an existing Chameleon installation on $targetDiskRaw␊ |
**** and that installation will still be the default loader as it's␊ |
**** on an earlier partition. If you want this new installation on␊ |
**** $installerVolume to be default then you will need to remove the␊ |
**** boot file from $targetDiskRaw and re-run this installer.␊ |
**************************************************************"␊ |
␉␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "${message}"␊ |
␉␉␉fi␊ |
␉␉␉if [ $stagesFound == 3 ] && [ $i -gt $sliceNumber ]; then␊ |
␉␉␉␉# Exisitng installation found which will no longer be default.␊ |
␉␉␉␉message="NOTE: There is an existing Chameleon installation on $targetDiskRaw␊ |
NOTE: but this installation on $targetDevice will be the default loader␊ |
NOTE: because you're installing to an earlier partition on the disk."␊ |
␉␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "${message}"␊ |
␉␉␉fi␊ |
␉␉␉␊ |
␉␉␉# User could see a b1f:error or boot0:error if the following conditions are true:␊ |
␉␉␉# A) Boot0hfs, Boot0md or Boot0md (dmazar's Boot0workV2) is being used.␊ |
␉␉␉# B) The previous stage 1 code is on a lower partiton than the one being installed to now.␊ |
␉␉␉# C) boot is missing from that partition.␊ |
␊ |
␉␉␉if [ $stagesFound == 2 ] && [ $stage2Existence == 0 ]; then␊ |
␉␉␉␉# Exisitng boot0 and boot1 only found - missing boot␊ |
␉␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "INFO: Found $stage1Existence installed to ${targetDisk}s${i}"␊ |
␉␉␉␉␉␉␊ |
␉␉␉␉# stage0FirstBootable=1 is used to know if 'A' is true.␊ |
␉␉␉␉if [ $stage0FirstBootable == 1 ]; then␊ |
␉␉␉␉# stage0type=2 is used to know if 'A' is true.␊ |
␉␉␉␉if [ $stage0type == 2 ]; then␊ |
␉␉␉␉␉# i = current slice we're checking, slicenumber = slice trying to install to.␊ |
␉␉␉␉␉if [ $i -lt $sliceNumber ]; then␊ |
␉␉␉␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "WARN: Conditions point to the possibility of a boot failure"␊ |
␊ |
␉␉␉␉␉␉# Fix by making previous paritionboot sector un-bootable␊ |
␉␉␉␉␉␉# Change Byte 01FExh to 00 (510 decimal)␊ |
␉␉␉␉␉␉mesaageToPost="---␊ |
␉␉␉␉␉␉# Change Byte 01FExh to 00 (510 decimal)␉␉␊ |
␉␉␉␉␉␉message="---␊ |
FIX: Make ${targetDisk}s${i} boot sector un-bootable by changing byte 1FEh to 00.␊ |
NOTE: Any Extra folder you had there will still be there. If you want to use␊ |
NOTE: ${targetDisk}s${i} again as your boot partition then re-run this installer␊ |
NOTE: selecting it as the target, ONLY choosing the 'Chameleon Bootloader' option␊ |
NOTE: and NONE of the other options.␊ |
---"␊ |
␉␉␉␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "${mesaageToPost}"␊ |
␉␉␉␉␉␉dd if=${targetDisk}s${i} count=1 bs=512 of=/tmp/originalBootSector␊ |
␉␉␉␉␉␉cp /tmp/originalBootSector /tmp/newBootSector␊ |
␉␉␉␉␉␉dd if="$scriptDir/patch" of=/tmp/newBootSector bs=1 count=1 seek=510 conv=notrunc␊ |
␉␉␉␉␉␉dd if=/tmp/newBootSector of=${targetDisk}s${i} count=1 bs=512␊ |
␉␉␉␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "${message}"␊ |
␉␉␉␉␉␉␊ |
␉␉␉␉␉␉if [ $i == 1 ]; then␊ |
␉␉␉␉␉␉␉umount /Volumes/EFI␊ |
␉␉␉␉␉␉fi␊ |
␉␉␉␉␉␉␉␉␉␉␉␉␊ |
␉␉␉␉␉␉if [ "$( fstyp "${targetDisk}"s1 | grep hfs )" ]; then␊ |
␉␉␉␉␉␉␉#echo "DEBUG: HFS - changing byte 1FEh to 00"␊ |
␉␉␉␉␉␉␉dd if=${targetDisk}s${i} count=2 bs=512 of=originalBootSector␊ |
␉␉␉␉␉␉␉cp originalBootSector newBootSector␊ |
␉␉␉␉␉␉␉dd if="patch" of=newBootSector bs=1 count=1 seek=510 conv=notrunc␊ |
␉␉␉␉␉␉␉dd if=newBootSector of=${targetDisk}s${i} count=2 bs=510␊ |
␉␉␉␉␉␉fi␊ |
␉␉␉␉␉␉if [ "$( fstyp "${targetDisk}"s1 | grep msdos )" ]; then␊ |
␉␉␉␉␉␉␉#echo "DEBUG: MSDOS - changing byte 1FEh to 00"␊ |
␉␉␉␉␉␉␉dd if=${targetDisk}s${i} count=1 bs=512 of=/tmp/originalBootSector␊ |
␉␉␉␉␉␉␉cp /tmp/originalBootSector /tmp/newBootSector␊ |
␉␉␉␉␉␉␉dd if="$scriptDir/patch" of=/tmp/newBootSector bs=1 count=1 seek=510 conv=notrunc␊ |
␉␉␉␉␉␉␉dd if=/tmp/newBootSector of=${targetDisk}s${i} count=1 bs=512␊ |
␉␉␉␉␉␉fi␊ |
␉␉␉␉␉␉␊ |
␉␉␉␉␉␉mountESP␊ |
␉␉␉␉␉␉␊ |
␉␉␉␉␉else␊ |
␉␉␉␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "INFO: but won't interfere as you're installing to an earlier partition."␊ |
␉␉␉␉␉fi␊ |
␉␉␉␉else␊ |
␉␉␉␉elif [ $stage0type == 1 ]; then␊ |
␉␉␉␉␉# boot0 was found which looks for boot1 on the first active partition.␊ |
␉␉␉␉␉"$scriptDir"InstallLog.sh "${installerVolume}" "NOTE: so select to boot that partition (if used) with active flag."␊ |
␉␉␉␉#else␊ |
␉␉␉␉␉#echo "DEBUG: Boot0 not found"␊ |
␉␉␉␉fi␊ |
␉␉␉fi␊ |
␉␉fi␊ |
␉␉␊ |
␉done␊ |
#else␊ |
␉#echo "DEBUG: Just one slice"␊ |