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Christophe PriouzeauBernardPuel
Christophe Priouzeau
authored and
BernardPuel
committed
M33Project: 1.1.0
Change-Id: I790a947c018e4d4c8c50ad06758dc1739d55170b Signed-off-by: Christophe Priouzeau <[email protected]>
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‎recipes-extended/m33projects/files/fw_cortex_m0.sh‎

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#!/bin/sh
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rproc_class_dir="/sys/class/remoteproc/remoteproc1/"
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fmw_dir="/lib/firmware"
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project_name=$(basename $(pwd))
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# By default the firmware is non secure
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fw_type="NonSecure"
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usage()
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{
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# Display Help
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echo "start stop the remote processor firmware."
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echo
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echo "Syntax: ${0} [-t <ns|s|ns_s>] <start|stop>"
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echo " -t:"
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echo " ns Load a non secure firmware (Default)."
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echo " s Load a non secure firmware."
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echo " ns_s Load a TF-M + non secure firmwares."
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echo
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echo " start: Start the firmware."
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echo " stop: Stop the firmware."
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echo
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}
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while getopts ":t:" o; do
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case "${o}" in
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t)
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arg_t=${OPTARG}
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;;
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*)
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usage
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;;
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esac
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done
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shift $((OPTIND-1))
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action=$1
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case $action in
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start) ;;
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stop) ;;
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*) echo "`basename ${0}`:usage: start | stop"
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printf "\n\033[1;31m Error:\033[0m Invalid Action: \033[1;31m-t $action\033[0m\n\n"
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exit 1
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;;
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esac
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rproc_state=`tr -d '\0' < $rproc_class_dir/state`
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#################
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# Start example #
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#################
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if [ $action == "start" ]; then
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fmw_basename="${project_name}_${fw_type}"
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if [ `cat ${rproc_class_dir}/fw_format` = "TEE" ]; then
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#The firmware is managed by OP-TEE, it must be signed.
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# get the name based depending on firmware present and -t option
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fmw_name="`ls lib/firmware/${fmw_basename}_sign.bin`"
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if [ -z "${fmw_name}" ]; then
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echo "Error: signed firmware ${fmw_basename}_sign.bin cannot be found"
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exit 1
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fi
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fmw_name="`basename ${fmw_name}`"
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else
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#The firmware is managed by Linux, it must be an ELF.
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fmw_name="${fmw_basename}.elf"
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if [ -e lib/firmware/${fmw_basename}_stripped.elf ]; then
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fmw_name="${fmw_basename}_stripped.elf"
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fi
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fi
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if [ ! -e lib/firmware/${fmw_name} ]; then
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echo "Error: signed firmware ${fmw_name} cannot be found"
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exit 1
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fi
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echo "`basename ${0}`: fmw_name=${fmw_name}"
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if [ $rproc_state == "running" ]; then
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echo "Stopping running fw ..."
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echo stop > $rproc_class_dir/state
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fi
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# Create /lib/firmware directory if not exist
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if [ ! -d $fmw_dir ]; then
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echo "Create $fmw_dir directory"
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mkdir $fmw_dir
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fi
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# Copy firmware in /lib/firmware
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cp lib/firmware/$fmw_name $fmw_dir/
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# load and start firmware
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echo $fmw_name > $rproc_class_dir/firmware
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echo start > $rproc_class_dir/state
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fi
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################
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# Stop example #
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################
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if [ $action == "stop" ]; then
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if [ $rproc_state == "offline" ]; then
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echo "Nothing to do, no Cortex-M0 fw is running"
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else
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echo stop > $rproc_class_dir/state
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fi
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fi

‎recipes-extended/m33projects/files/fw_cortex_m33.sh‎

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#!/bin/sh
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rproc_class_dir="/sys/class/remoteproc/remoteproc0/"
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fmw_dir="/lib/firmware"
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project_name=$(basename $(pwd))
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usage()
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{
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# Display Help
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echo "start stop the remote processor firmware."
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echo
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echo "Syntax: ${0} [-t <ns|s|ns_s>] <start|stop>"
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echo " -t:"
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echo " ns Load a non secure firmware (Default)."
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echo " s Load a non secure firmware."
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echo " ns_s Load a TF-M + non secure firmwares."
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echo
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echo " start: Start the firmware."
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echo " stop: Stop the firmware."
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echo
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}
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while getopts ":t:" o; do
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case "${o}" in
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t)
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arg_t=${OPTARG}
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;;
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*)
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usage
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;;
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esac
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done
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shift $((OPTIND-1))
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if [ -z "${arg_t}" ]; then
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# By default the firmware is non secure
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fw_type="CM33_NonSecure"
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else
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case "$arg_t" in
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ns)
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fw_type="CM33_NonSecure"
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;;
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s)
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fw_type="CM33_Secure"
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;;
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ns_s)
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fw_type="CM33_NonSecure_*"
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;;
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*)
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printf "\n\033[1;31m Error:\033[0m Invalid option: \033[1;31m-t $arg_t\033[0m\n\n"
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usage
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exit 1
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;;
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esac
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fi
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action=$1
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case $action in
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start) ;;
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stop) ;;
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*) echo "`basename ${0}`:usage: start | stop"
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printf "\n\033[1;31m Error:\033[0m Invalid Action: \033[1;31m-t $action\033[0m\n\n"
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exit 1
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;;
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esac
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rproc_state=`tr -d '\0' < $rproc_class_dir/state`
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#################
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# Start example #
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#################
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if [ $action == "start" ]; then
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fmw_basename="${project_name}_${fw_type}"
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if [ `cat ${rproc_class_dir}/fw_format` = "TEE" ]; then
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#The firmware is managed by OP-TEE, it must be signed.
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# get the name based depending on firmware present and -t option
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fmw_name="`ls lib/firmware/${fmw_basename}_sign.bin`"
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if [ -z "${fmw_name}" ]; then
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echo "Error: signed firmware ${fmw_basename}_sign.bin cannot be found"
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exit 1
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fi
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fmw_name="`basename ${fmw_name}`"
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else
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#The firmware is managed by Linux, it must be an ELF.
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if [ ${fw_type} != "CM33_NonSecure" ]; then
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echo "Error: only non secure firmware supported"
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exit 1
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fi
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fmw_name="${fmw_basename}.elf"
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if [ -e lib/firmware/${fmw_basename}_stripped.elf ]; then
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fmw_name="${fmw_basename}_stripped.elf"
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fi
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fi
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if [ ! -e lib/firmware/${fmw_name} ]; then
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echo "Error: signed firmware ${fmw_name} cannot be found"
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exit 1
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fi
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echo "`basename ${0}`: fmw_name=${fmw_name}"
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if [ $rproc_state == "running" ]; then
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echo "Stopping running fw ..."
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echo stop > $rproc_class_dir/state
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fi
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# Create /lib/firmware directory if not exist
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if [ ! -d $fmw_dir ]; then
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echo "Create $fmw_dir directory"
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mkdir $fmw_dir
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fi
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# Copy firmware in /lib/firmware
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cp lib/firmware/$fmw_name $fmw_dir/
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# load and start firmware
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echo $fmw_name > $rproc_class_dir/firmware
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echo start > $rproc_class_dir/state
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fi
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################
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# Stop example #
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################
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if [ $action == "stop" ]; then
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if [ $rproc_state == "offline" ]; then
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echo "Nothing to do, no Cortex-M fw is running"
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else
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echo stop > $rproc_class_dir/state
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fi
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fi

‎recipes-extended/m33projects/files/shutdown-stm32mp2-m33.sh‎

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#!/bin/sh -
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# test if we are a stm32mp2
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if ! $(grep -q "stm32mp2" /proc/device-tree/compatible) ;
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then
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exit 0
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fi
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case $1 in
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halt)
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# action to do in case of halt
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/sbin/st-m33firmware-load-default.sh stop
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;;
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poweroff)
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# action to do in case of poweroff
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/sbin/st-m33firmware-load-default.sh stop
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;;
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reboot)
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# action to do in case of reboot
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;;
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kexec)
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# action to do in case of kexec (for crashdump on memory)
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;;
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esac
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exit 0
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‎recipes-extended/m33projects/files/st-m33firmware-load-default.sh‎

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#!/bin/sh -
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autodetect_board() {
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if [ ! -d /proc/device-tree/ ];
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then
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echo "Proc Device tree are not available, Could not detect on which board we are" > /dev/kmsg
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exit 1
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fi
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LIST="##BOARDS_LIST##"
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board=""
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for b in $LIST; do
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board_lower=$(echo $b | tr '[:upper:]' '[:lower:]')
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comp_board=$(tr -d '\0' < /proc/device-tree/compatible | sed "s|st,|,|g" | cut -d ',' -f2 | head -n 1 |tr '\n' ' ' | sed "s/ //g")
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if [ "$comp_board" = "$board_lower" ];
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then
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echo "Board $board_lower is compatible"
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board=$b
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break
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fi
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done
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if [ -z "$board" ]; then
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echo "Board is not a valid BOARD (stm32mp257f-dk, stm32mp257f-ev1)" > /dev/kmsg
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exit 0
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fi
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}
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find_default_project() {
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DEFAULT_PROJECT=""
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if [ -n "$board" ]; then
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if [ -z "$(find @userfs_mount_point@ -name default.$board)" ]; then
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echo "The default copro example for ${board} doesn't exist" > /dev/kmsg
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exit 1
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else
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default_path_project=$(find @userfs_mount_point@/ -name default.$board | head -n 1)
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DEFAULT_PROJECT=$(dirname $default_path_project)
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fi
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fi
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}
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firmware_load_start() {
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if [ -n "$DEFAULT_PROJECT" ]; then
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cd $DEFAULT_PROJECT
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./fw_cortex_m33.sh start
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echo "Booting fw image for ${board}" > /dev/kmsg
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fi
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}
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ucsi_stop_workaround() {
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if [ -e /sys/bus/i2c/drivers/ucsi-stm32g0-i2c/ ]; then
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if [ -e /sys/bus/i2c/drivers/ucsi-stm32g0-i2c/1-0035 ]; then
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echo 1-0035 > /sys/bus/i2c/drivers/ucsi-stm32g0-i2c/unbind
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fi
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fi
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}
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firmware_load_stop() {
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# Stop the firmware
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if [ "$(cat /sys/class/remoteproc/remoteproc0/state)" = "running" ]; then
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if [ -n "$DEFAULT_PROJECT" ]; then
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cd $DEFAULT_PROJECT
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ucsi_stop_workaround
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./fw_cortex_m33.sh stop
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fi
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echo "Stopping fw image ${board}" > /dev/kmsg
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else
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echo "Default copro already stopped" > /dev/kmsg
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fi
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}
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board=""
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autodetect_board
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find_default_project
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case "$1" in
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start)
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firmware_load_stop
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firmware_load_start
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;;
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stop)
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firmware_load_stop
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;;
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restart)
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firmware_load_stop
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firmware_load_start
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;;
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*)
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echo "HELP: $0 [start|stop|restart]"
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;;
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esac
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exit 0

‎recipes-extended/m33projects/files/st-m33firmware-load.service‎

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[Unit]
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Description=ST Load M33 firmware via remoteproc
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After=systemd-modules-load.service
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[Service]
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Type=oneshot
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RemainAfterExit=yes
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ExecStart=-/sbin/st-m33firmware-load-default.sh start
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ExecStop=-/sbin/st-m33firmware-load-default.sh stop
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[Install]
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WantedBy=sysinit.target

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