rpi-eeprom/picore-rpi-eeprom-update at piCore · tinycorelinux/rpi-eeprom · GitHub

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#!/bin/sh

# pCP script to update Raspberry Pi4/5 boot EEPROM.

VERSION="v27.9-1-piCore"

. /etc/init.d/tc-functions
PACKAGEDIR=/etc/sysconfig/tcedir/optional

checknotroot

function update_ext() {
	WGET="busybox wget"
	DIFF="busybox diff"
	MD5="busybox md5sum"
	UPGRADE_DIR=${PACKAGEDIR}/upgrade

	rm -f /tmp/rpi-eeprom.tcz*

	echo "[ INFO ] Checking for package update: rpi-eeprom.tcz"
	echo "[ INFO ] You are running release $VERSION"
	LATEST=$($WGET -q https://api.github.com/repos/tinycorelinux/rpi-eeprom/releases/latest -O - | grep '"tag_name":' | sed -E 's/.*"([^"]+)".*/\1/')
	echo "[ INFO ] The latest release is $LATEST"

	$WGET -q https://github.com/tinycorelinux/rpi-eeprom/releases/latest/download/rpi-eeprom.tcz.md5.txt -P /tmp
	$DIFF -q /tmp/rpi-eeprom.tcz.md5.txt /etc/sysconfig/tcedir/optional/rpi-eeprom.tcz.md5.txt >/dev/null 2>&1
	if [ $? -eq 0 ]; then
		echo "[ INFO ] Extension version Matches"
		exit 2
	else
		echo "[ INFO ] Update Required."
		$WGET -q https://github.com/tinycorelinux/rpi-eeprom/releases/latest/download/rpi-eeprom.tcz -P /tmp
	fi

	cd /tmp
	echo "[ INFO ] Validating MD5's of new extensions"
	$MD5 -cs rpi-eeprom.tcz.md5.txt
	[ -d $UPGRADE_DIR ] || mkdir -p $UPGRADE_DIR
	if [ $? -eq 0 ]; then
		mv -f /tmp/rpi-eeprom.tcz* ${UPGRADE_DIR}
	else
		echo "[ERROR] rpi-eeprom.tcz failed md5 check."
		exit 1
	fi

	echo "[ INFO ] A reboot is needed to load new rpi-eeprom extension."
	exit
}

function usage() {
	echo "Usage:"
	echo "$0 --update:   Update rpi-eeprom.tcz extension"
	echo ""
	echo "The default firmware upgrade is from the critical firmware branch"
	echo "  to override, set the FIRMWARE_RELEASE_STATUS environmen variable"
	echo "  export FIRMWARE_RELEASE_STATUS=<default|latest>"
	echo ""
	echo "----------------------------------------------"
	echo ""
	echo "rpi-eeprom-update options"
	rpi-eeprom-update -h
	exit
}

function mount_boot_partition() {
	BOOTPART="$(tc_autoscan 'bootcode.bin' 'f')"
	BOOTDEV=${BOOTPART%%/*}
	find_mountpoint "$BOOTDEV"
	if [ -n "$MOUNTPOINT" ]; then
		mount $MOUNTPOINT
	fi
}


function load_deps() {
	if [ ! -f ${PACKAGEDIR}/raspi-utils.tcz ]; then
		echo "raspi-utils extension is required for this tool"
		exit 1
	elif [ ! -f /usr/local/bin/vcgencmd ]; then
		tce-load -i raspi-utils.tcz
	fi

	if [ ! -f ${PACKAGEDIR}/pciutils.tcz ]; then
		echo "pciutils extension is required for this tool"
		exit 1
	elif [ ! -f /usr/local/bin/lspci ]; then
		tce-load -i pciutils.tcz
	fi

	[ -f ${PACKAGEDIR}/python3.11.tcz ] && PYTHON3PKG=python3.11.tcz
	[ -f ${PACKAGEDIR}/python3.12.tcz ] && PYTHON3PKG=python3.12.tcz
	if [ ! -f ${PACKAGEDIR}/$PYTHON3PKG ]; then
		echo "python 3 extension is required for this tool"
		exit 1
	elif [ ! -f /usr/local/bin/python3 ]; then
		tce-load -i $PYTHON3PKG
	fi

	[ ! -x /usr/local/bin/python ] && sudo ln -s /usr/local/bin/python3 /usr/local/bin/python

	if [ ! -f ${PACKAGEDIR}/coreutils.tcz ]; then
		echo "coreutils extension is required for this tool"
		exit 1
	elif [ ! -f /usr/local/bin/sha256sum ]; then
		tce-load -i coreutils.tcz
	fi
}

OPTS=""
for A in $@; do
	case $A in
		--update) update_ext;;
		--help) usage;;
		*)OPTS="$OPTS $A";;
	esac
done

load_deps

mount_boot_partition >/dev/null 2>&1

echo "piCore rpi-eeprom package version: $VERSION"
sudo -E rpi-eeprom-update $OPTS