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Integrate flash.sh from RteCtrl #83

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merged 3 commits into from
Nov 25, 2024
Merged

Integrate flash.sh from RteCtrl #83

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52c9645
recipes-go: 3mdeb-rtectrl: flash.sh: add
DaniilKl Nov 7, 2024
b09e9b7
recipes-go: 3mdeb-rtectrl: flash.sh: add additional options and debug
DaniilKl Nov 7, 2024
ffda849
recipes-go: 3mdeb-rtectrl: flash.sh: fix providing FLASHROM_PARAMS
DaniilKl Nov 20, 2024
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347 changes: 347 additions & 0 deletions recipes-go/3mdeb-rtectrl/3mdeb-rtectrl/flash.sh
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Original file line number Diff line number Diff line change
@@ -0,0 +1,347 @@
#!/bin/sh

errorExit() {
errorMessage="$1"
echo "$errorMessage"
exit 1
}

errorCheck() {
errorCode=$?
errorMessage="$1"
[ "$errorCode" -ne 0 ] && errorExit "$errorMessage : ($errorCode)"
}

usage() {
echo "${0} [COMMAND] [OPTIONS]"
echo "[COMMAND]:"
echo " help - show this help"
echo " probe - probe flash"
echo " read [FILE] - read flash to FILE"
echo " write [FILE] - write flash from FILE"
echo " wp-list - check WP list"
echo " wp-status - check WP status"
echo " wp-enable - enable WP"
echo " wp-disable - disable WP"
echo " wp-high - enable hardware protection of status registers"
echo " wp-low -disable hardware protection of status registers"
echo "[OPTIONS]:"
echo " -V --voltage [VOLTAGE] - specify SPI voltage to be used: 1.8V or 3.3V"
echo " --flashrom-params \"[PARAMS]\" - specify additional flashrom params surrounded"
echo " with double quotes"
echo " -v --verbose - verbose mode"
echo " -d --dry-run - run skript without executing commands"
echo "Examples:"
echo "${0} probe"
echo "${0} read flash.rom"
echo "${0} write flash.rom"
exit 0
}

SPI_DEV="/dev/spidev1.0"
SPI_SPEED="16000"
FLASHROM_PROGRAMMER="linux_spi:dev=$SPI_DEV,spispeed=$SPI_SPEED"
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WP_RANGE="0,0x00800000"

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[ $# -eq 0 ] && usage

spiON() {
if [ "$VOLTAGE" = "3.3V" ]; then
echo "Setting SPI VCC to 3.3V"
# 0 - 1.8V, 1 - 3.3V:
if [ -n "$DRY_RUN" ]; then
echo "echo 1 > /sys/class/gpio/gpio517/value"
else
echo 1 > /sys/class/gpio/gpio517/value
fi
else
echo "Setting SPI VCC to 1.8V"

# 0 - 1.8V, 1 - 3.3V:
if [ -n "$DRY_RUN" ]; then
echo "echo 0 > /sys/class/gpio/gpio517/value"
else
echo 0 > /sys/class/gpio/gpio517/value
fi
fi

sleep 1

echo "SPI lines ON"

if [ -z "$DRY_RUN" ]; then
echo 1 > /sys/class/gpio/gpio516/value
else
echo 'echo 1 > /sys/class/gpio/gpio516/value'
fi

sleep 1
echo "SPI Vcc ON"

if [ -z "$DRY_RUN" ]; then
echo 1 > /sys/class/gpio/gpio518/value
else
echo 'echo 1 > /sys/class/gpio/gpio518/value'
fi

sleep 2

return 0
}

spiOFF() {
echo "SPI Vcc OFF"

if [ -z "$DRY_RUN" ]; then
echo 0 > /sys/class/gpio/gpio518/value
else
echo 'echo 0 > /sys/class/gpio/gpio518/value'
fi

echo "SPI lines OFF"

if [ -z "$DRY_RUN" ]; then
echo 0 > /sys/class/gpio/gpio516/value
echo 0 > /sys/class/gpio/gpio517/value
else
echo 'echo 0 > /sys/class/gpio/gpio516/value'
echo 'echo 0 > /sys/class/gpio/gpio517/value'
fi

return 0
}

prase_args(){
while [ "$#" != "0" ]; do
case $1 in
"help")
CMD="help"
return 0
;;
"probe")
CMD="probe"
shift
;;
"read")
CMD="read"
FILE="$2"

[ -z "$FILE" ] && errorExit "No file provided, check help, exiting..."

shift 2
;;
"write")
CMD="write"
FILE="$2"

[ -z "$FILE" ] && errorExit "No file provided, check help, exiting..."
[ -f "$FILE" ] || errorExit "Cannot read the $FILE file, exiting..."

shift 2
;;
"wp-list")
CMD="wp-list"
shift
;;
"wp-status")
CMD="wp-status"
shift
;;
"wp-enable")
CMD="wp-enable"
shift
;;
"wp-disable")
CMD="wp-disable"
shift
;;
"erase")
CMD="erase"
shift
;;
"wp-high")
CMD="wp-high"
shift
;;
"wp-low")
CMD="wp-low"
shift
;;
"-V" | "--voltage")
VOLTAGE="$2"
shift 2
;;
"--flashrom-params")
FLASHROM_PARAMS="$2"
shift 2
;;
"-v" | "--verbose")
set -o xtrace
PS4='+(${BASH_SOURCE}:${LINENO}): ${FUNCNAME[0]:+${FUNCNAME[0]}(): }'
shift
;;
"-d" | "--dry-run")
DRY_RUN="true"
shift
;;
*)
errorExit "$1: unknown argument, check help, exiting..."
;;
esac
done

return 0
}

prase_args "$@"

case "$CMD" in
"help")
usage
;;
"probe")
spiON
echo "Probing ..."

if [ -z "$DRY_RUN" ]; then
flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS"
else
echo flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS"
fi

sleep 1
spiOFF
;;
"read")
spiON
echo "Reading flash and writing it into $FILE..."

if [ -z "$DRY_RUN" ]; then
flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" -r "$FILE" -V
else
echo flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" -r "$FILE" -V
fi

sleep 1
spiOFF
;;
"write")
spiON
echo "Writing data from $FILE into flash..."

if [ -z "$DRY_RUN" ]; then
flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" -w "$FILE"
else
echo flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" -w "$FILE"
fi

sleep 1
spiOFF
;;
"wp-list")
spiON
echo "Checking WP list ..."

if [ -z "$DRY_RUN" ]; then
flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" --wp-list
else
echo flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" --wp-list
fi

sleep 1
spiOFF
;;
"wp-status")
spiON
echo "Checking WP status ..."

if [ -z "$DRY_RUN" ]; then
flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" --wp-status
else
echo flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" --wp-status
fi

sleep 1
spiOFF
;;
"wp-enable")
spiON
echo "Setting WP region ..."

if [ -z "$DRY_RUN" ]; then
flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" --wp-range="$WP_RANGE"
else
echo flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" --wp-range="$WP_RANGE"
fi

sleep 1
echo "Enabling WP region ..."

if [ -z "$DRY_RUN" ]; then
flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" --wp-enable
else
echo flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" --wp-enable
fi

sleep 1
spiOFF
;;
"wp-disable")
spiON
echo "Disabling WP protection ..."

if [ -z "$DRY_RUN" ]; then
flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" --wp-disable
else
echo flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" --wp-disable
fi

sleep 1
echo "Clearing WP region ..."

if [ -z "$DRY_RUN" ]; then
flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" --wp-range=0,0
else
echo flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" --wp-range=0,0
fi

sleep 1
spiOFF
;;
"erase")
spiON
echo "Erasing chip ..."

if [ -z "$DRY_RUN" ]; then
flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" -E
else
echo flashrom -p "$FLASHROM_PROGRAMMER" "$FLASHROM_PARAMS" -E
fi

sleep 1
spiOFF
;;
"wp-high")
echo "Setting WP pin HIGH ..."
# deassert WP pin to disable hardware protection of status registers:
if [ -z "$DRY_RUN" ]; then
echo "out" > /sys/class/gpio/gpio514/direction
echo "1" > /sys/class/gpio/gpio514/value
else
echo 'echo "out" > /sys/class/gpio/gpio514/direction'
echo 'echo "1" > /sys/class/gpio/gpio514/value'
fi
;;
"wp-low")
echo "Setting WP pin LOW ..."
# assert WP pin to enable hardware protection of status registers:
if [ -z "$DRY_RUN" ]; then
echo "out" > /sys/class/gpio/gpio514/direction
echo "0" > /sys/class/gpio/gpio514/value
else
echo 'echo "out" > /sys/class/gpio/gpio514/direction'
echo 'echo "0" > /sys/class/gpio/gpio514/value'
fi
;;
esac
5 changes: 5 additions & 0 deletions recipes-go/3mdeb-rtectrl/3mdeb-rtectrl_git.bbappend
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Original file line number Diff line number Diff line change
Expand Up @@ -3,11 +3,13 @@ FILESEXTRAPATHS:prepend := "${THISDIR}/${PN}:"
SRC_URI:append = " \
file://RteCtrl.cfg \
file://RteCtrl.service \
file://flash.sh \
"

FILES:${PN} += " \
${sysconfdir}/RteCtrl.cfg \
${systemd_unitdir}/system/RteCtrl.service \
${sbindir}/flash.sh \
"

do_install:append() {
Expand All @@ -17,6 +19,9 @@ do_install:append() {

install -d ${D}${systemd_unitdir}/system/
install -m 0644 ${WORKDIR}/RteCtrl.service ${D}${systemd_unitdir}/system/

install -d ${D}${sbindir}
install -m 0755 ${WORKDIR}/flash.sh ${D}${sbindir}/
}

SYSTEMD_PACKAGES = "${PN}"
Expand Down