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36 lines
1.1 KiB
Bash
36 lines
1.1 KiB
Bash
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#!/bin/sh
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# Copyright (C) 2024 Bootlin
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set -ex
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[ $# -eq 8 ] || {
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echo "SYNTAX: $0 <file> <fsbl> <fip> <bootfs image> <rootfs image> <env size> <bootfs size> <rootfs size>"
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exit 1
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}
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OUTPUT="${1}"
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FSBL="${2}"
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FIP="${3}"
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BOOTFS="${4}"
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ROOTFS="${5}"
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ENVSIZE="$((${6} / 1024))"
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BOOTFSSIZE="${7}"
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ROOTFSSIZE="${8}"
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set $(ptgen -o "${OUTPUT}" -g -a 4 -l 2048 -G ${GUID} -N fsbla -p 2M -N fip -p 3M -N u-boot-env -p "${ENVSIZE}" -N boot -p${BOOTFSSIZE}M -N rootfs -p ${ROOTFSSIZE}M)
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FSBLAOFFSET="$((${1} / 512))"
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FSBLASIZE="$((${2} / 512))"
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FIPOFFSET="$((${3} / 512))"
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FIPSIZE="$((${4} / 512))"
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ENVOFFSET="$((${5} / 512))"
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ENVSIZE="$((${6} / 512))"
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BOOTFSOFFSET="$((${7} / 512))"
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BOOTFSSIZE="$((${8} / 512))"
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ROOTFSOFFSET="$((${9} / 512))"
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ROOTFSSIZE="$((${10} / 512))"
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dd bs=512 if="${FSBL}" of="${OUTPUT}" seek="${FSBLAOFFSET}" conv=notrunc
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dd bs=512 if="${FIP}" of="${OUTPUT}" seek="${FIPOFFSET}" conv=notrunc
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dd bs=512 if=/dev/zero of="${OUTPUT}" seek="${ENVOFFSET}" count="${ENVSIZE}" conv=notrunc
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dd bs=512 if="${BOOTFS}" of="${OUTPUT}" seek="${BOOTFSOFFSET}" conv=notrunc
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dd bs=512 if="${ROOTFS}" of="${OUTPUT}" seek="${ROOTFSOFFSET}" conv=notrunc
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