Typo and change bashism to $()
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13e2de71e3
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a5ce81eec8
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@ -3,7 +3,7 @@ set -ex
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DISK_NAME=${PWD}/decode-sgdisk.img
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# cleanup
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touch $DISK_NAME
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rm "${}DISK_NAME}"
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rm "${DISK_NAME}"
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# Partition sizes in MiB
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IDBLOADER_SIZE=4
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@ -13,33 +13,32 @@ BOOT_SIZE=16
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ROOT_SIZE=128
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# Define max sizes and offsets
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IDBLOADER_START=64 # was 64 but report it is not aligned, 2048, which is 1MB alignment.
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IDBLOADER_OFFSET=$((${IDBLOADER_SIZE}*1024*1024/512)) # 8192 4MiB 8192
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UBOOT_OFFSET=$((${UBOOT_SIZE}*1024*1024/512)) # 16382 8MiB 16384
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TRUST_OFFSET=$((${TRUST_SIZE}*1024*1024/512)) # 24575 12MiB 24575
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BOOT_OFFSET=$((${BOOT_SIZE}*1024*1024/512)) # 32768 16MiB 32768
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ROOT_OFFSET=$((${ROOT_SIZE}*1024*1024/512)) # 524288 128MiB 262144
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IDBLOADER_START=64 # was 64 but report it is not aligned, 2048, which is 1MB alignment.
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IDBLOADER_OFFSET=$((${IDBLOADER_SIZE} * 1024 * 1024 / 512)) # 8192 4MiB 8192
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UBOOT_OFFSET=$((${UBOOT_SIZE} * 1024 * 1024 / 512)) # 16382 8MiB 16384
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TRUST_OFFSET=$((${TRUST_SIZE} * 1024 * 1024 / 512)) # 24575 12MiB 24575
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BOOT_OFFSET=$((${BOOT_SIZE} * 1024 * 1024 / 512)) # 32768 16MiB 32768
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ROOT_OFFSET=$((${ROOT_SIZE} * 1024 * 1024 / 512)) # 524288 128MiB 262144
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MIN_SIZE=$((500*1000*1000/512)) # 976562 500MiB
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SIZE_STEP=$((100*1000*1000/512)) # 195312 100MiB
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MAX_SIZE=$((8*1000*1000*1000/512)) # 15625000 8GiB
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MIN_SIZE=$((500 * 1000 * 1000 / 512)) # 976562 500MiB
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SIZE_STEP=$((100 * 1000 * 1000 / 512)) # 195312 100MiB
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MAX_SIZE=$((8 * 1000 * 1000 * 1000 / 512)) # 15625000 8GiB
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# Create
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rm -f "$DISK_NAME"
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truncate --size "$((MAX_SIZE*512))" "$DISK_NAME"
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truncate --size "$((MAX_SIZE * 512))" "$DISK_NAME"
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bootfs="fat32"
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rootfs="ext2"
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alignment_type="optimal" # none, cylinder, minimal, optimal
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alignment_type="optimal" # none, cylinder, minimal, optimal
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gpt_loader1=(64 8063) # name:loader1 type=Linux data 8300 label=""
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gpt_reserved1=(8064 8191) # name:reserved1 type=Linux data 8300 label=""
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gpt_reserved2=(8192 16383) # name:reserved2 type=Linux data 8300 label=""
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gpt_loader2=(16384 24575) # name:reserved2 type=Linux data 8300 label=""
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gpt_atf=(24576 32767) # name:atf type=Linux data 8300 label=""
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gpt_boot=(32768 262143) # name:boot type=Basic data 0700 label="boot" Attr=msftdata
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gpt_root=(262144) # name:root type=Linux data 8300 label="linux-root" Attr=legacy-boot=1 # NB change to type=Linux ARM64 root 8305
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gpt_loader1=(64 8063) # name:loader1 type=Linux data 8300 label=""
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gpt_reserved1=(8064 8191) # name:reserved1 type=Linux data 8300 label=""
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gpt_reserved2=(8192 16383) # name:reserved2 type=Linux data 8300 label=""
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gpt_loader2=(16384 24575) # name:reserved2 type=Linux data 8300 label=""
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gpt_atf=(24576 32767) # name:atf type=Linux data 8300 label=""
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gpt_boot=(32768 262143) # name:boot type=Basic data 0700 label="boot" Attr=msftdata
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gpt_root=(262144) # name:root type=Linux data 8300 label="linux-root" Attr=legacy-boot=1 # NB change to type=Linux ARM64 root 8305
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gpt_loader1_size=4
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gpt_reserved1_size=64 # in k
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@ -57,7 +56,7 @@ TARGET=${DISK_NAME}
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partition_loader1() {
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## Partition 1 - Create partition using start and end values for partitioning the `loader1` partition.
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#STARTSECTOR=`/sbin/sgdisk --first-aligned-in-largest ${TARGET}|sed -sn 2p`
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# STARTSECTOR=$(/sbin/sgdisk --first-aligned-in-largest ${TARGET}|sed -sn 2p)
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STARTSECTOR=${gpt_loader[1]}
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/sbin/sgdisk --print --set-alignment=64 --mbrtogpt --new=1:${STARTSECTOR}:+${gpt_loader1_size}MB ${TARGET}
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/sbin/sgdisk --print --change-name=1:"loader1" --typecode=1:8300 ${TARGET}
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@ -65,45 +64,45 @@ partition_loader1() {
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partition_reserved1() {
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## Partition 2 - Create partition using start and end values for partitioning the `reserved1` partition.
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#ENDSECTOR=`/sbin/sgdisk --end-of-largest ${TARGET}|sed -sn 2p`
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#/sbin/sgdisk --print --new=2:-${gpt_reserved1_size}KB:${ENDSECTOR} ${TARGET}
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STARTSECTOR=`/sbin/sgdisk --first-in-largest ${TARGET}|sed -sn 2p`
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# ENDSECTOR=$(/sbin/sgdisk --end-of-largest ${TARGET}|sed -sn 2p)
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# /sbin/sgdisk --print --new=2:-${gpt_reserved1_size}KB:${ENDSECTOR} ${TARGET}
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STARTSECTOR=$(/sbin/sgdisk --first-in-largest ${TARGET} | sed -sn 2p)
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/sbin/sgdisk --print --new=2:${STARTSECTOR}:+${gpt_reserved1_size}KB ${TARGET}
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/sbin/sgdisk --print --change-name=2:"reserved1" --typecode=2:8300 ${TARGET}
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}
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partition_reserved2() {
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## Partition 3 - Create partition using start and end values for partitioning the `reserved2` partition.
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#ENDSECTOR=`/sbin/sgdisk --end-of-largest ${TARGET}|sed -sn 2p`
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#/sbin/sgdisk --print --new=3:-${gpt_reserved1_size}MB:${ENDSECTOR} ${TARGET}
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STARTSECTOR=`/sbin/sgdisk --first-in-largest ${TARGET}|sed -sn 2p`
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# ENDSECTOR=$(/sbin/sgdisk --end-of-largest ${TARGET}|sed -sn 2p)
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# /sbin/sgdisk --print --new=3:-${gpt_reserved1_size}MB:${ENDSECTOR} ${TARGET}
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STARTSECTOR=$(/sbin/sgdisk --first-in-largest ${TARGET} | sed -sn 2p)
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/sbin/sgdisk --print --new=3:${STARTSECTOR}:+${gpt_reserved2_size}MB ${TARGET}
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/sbin/sgdisk --print --change-name=3:"reserved2" --typecode=3:8300 ${TARGET}
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}
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partition_loader2() {
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## Partition 4 - Create partition using start and end values for partitioning the `loader2` partition.
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#ENDSECTOR=`/sbin/sgdisk --end-of-largest ${TARGET}|sed -sn 2p`
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#/sbin/sgdisk --print --new=4:-${gpt_loader2_size}MB:${ENDSECTOR} ${TARGET}
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STARTSECTOR=`/sbin/sgdisk --first-in-largest ${TARGET}|sed -sn 2p`
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# ENDSECTOR=$(/sbin/sgdisk --end-of-largest ${TARGET}|sed -sn 2p)
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# /sbin/sgdisk --print --new=4:-${gpt_loader2_size}MB:${ENDSECTOR} ${TARGET}
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STARTSECTOR=$(/sbin/sgdisk --first-in-largest ${TARGET} | sed -sn 2p)
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/sbin/sgdisk --print --new=4:${STARTSECTOR}:+${gpt_loader2_size}MB ${TARGET}
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/sbin/sgdisk --print --change-name=4:"loader2" --typecode=4:8300 ${TARGET}
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}
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partition_atf() {
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## Partition 5 - Create partition using start and end values for partitioning the `atf` partition.
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#ENDSECTOR=`/sbin/sgdisk --end-of-largest ${TARGET}|sed -sn 2p`
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#/sbin/sgdisk --print --new=4:-${gpt_atf_size}MB:${ENDSECTOR} ${TARGET}
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STARTSECTOR=`/sbin/sgdisk --first-in-largest ${TARGET}|sed -sn 2p`
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# ENDSECTOR=$(/sbin/sgdisk --end-of-largest ${TARGET}|sed -sn 2p)
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# /sbin/sgdisk --print --new=4:-${gpt_atf_size}MB:${ENDSECTOR} ${TARGET}
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STARTSECTOR=$(/sbin/sgdisk --first-in-largest ${TARGET} | sed -sn 2p)
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/sbin/sgdisk --print --new=5:${STARTSECTOR}:+${gpt_atf_size}MB ${TARGET}
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/sbin/sgdisk --print --change-name=5:"atf" --typecode=5:8300 ${TARGET}
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}
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partition_boot() {
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## Partition 6 - the 112MB partition for boot
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#ENDSECTOR=`/sbin/sgdisk --end-of-largest ${TARGET}|sed -sn 2p`
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#/sbin/sgdisk --print --new=6:-${gpt_boot_size}MB:${ENDSECTOR} ${TARGET}
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STARTSECTOR=`/sbin/sgdisk --first-in-largest ${TARGET}|sed -sn 2p`
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# ENDSECTOR=$(/sbin/sgdisk --end-of-largest ${TARGET}|sed -sn 2p)
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# /sbin/sgdisk --print --new=6:-${gpt_boot_size}MB:${ENDSECTOR} ${TARGET}
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STARTSECTOR=$(/sbin/sgdisk --first-in-largest ${TARGET} | sed -sn 2p)
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/sbin/sgdisk --print --new=6:${STARTSECTOR}:+${gpt_boot_size}MB ${TARGET}
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/sbin/sgdisk --print --change-name=6:"boot" --typecode=6:EF00 ${TARGET}
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}
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@ -120,13 +119,11 @@ image_format_partitions() {
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tune2fs -o journal_data_writeback "${loopdevice}p7"
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}
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loop_it() {
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loopdevice=$(sudo losetup -f --show $DISK_NAME)
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echo "Loop device is: " $loopdevice
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echo "Loop device is: " $loopdevice
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sudo partx -av $loopdevice || zerr
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loader1="${loopdevice}p1"
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reserved1="${loopdevice}p2"
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reserved2="${loopdevice}p3"
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@ -149,7 +146,6 @@ partition_boot
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partition_root
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loop_it
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#/sbin/sgdisk -print ${TARGET}
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cgpt show ${TARGET}
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