From: Christian Heller Date: Sun, 3 Nov 2024 00:12:11 +0000 (+0100) Subject: Improve Raspi setup. X-Git-Url: https://plomlompom.com/repos/%7B%7B%20web_path%20%7D%7D/%7B%7Bprefix%7D%7D/%7B%7Bdb.prefix%7D%7D/%7B%7Bdb.prefix%7D%7D/calendar?a=commitdiff_plain;h=6cfb3b5097ff3ed87a8514af39d2c2a8633ba6e8;p=config Improve Raspi setup. --- diff --git a/many_releases/etc/raspi/systemd/system/throttle_cpu.service b/many_releases/etc/raspi/systemd/system/throttle_cpu.service new file mode 100644 index 0000000..58043aa --- /dev/null +++ b/many_releases/etc/raspi/systemd/system/throttle_cpu.service @@ -0,0 +1,12 @@ +[Unit] +Description=Monitor temperature to throttle CPU if necessary + +[Service] +Type=simple +ExecStart=/root/throttle_cpu.sh +Restart=always +RestartSec=10 +User=root + +[Install] +WantedBy=multi-user.target diff --git a/many_releases/home/raspi/.nonpath_bins/status.sh b/many_releases/home/raspi/.nonpath_bins/status.sh index 418a52b..c58e8bf 100755 --- a/many_releases/home/raspi/.nonpath_bins/status.sh +++ b/many_releases/home/raspi/.nonpath_bins/status.sh @@ -1,11 +1,13 @@ #!/bin/sh # see sway-bar(5) and swaybar-protocol(7) +MEGA=1000 +GIGA=1000000 printf '{ "version": 1 }\n[\n' while true; do printf ' [\n' printf ' {"full_text": "%s"},\n' "$(ip -4 addr show scope global | grep -oP '(?<=inet\s)\d+(\.\d+){3}')" - printf ' {"full_text": "%d° C"},\n' $(calc "$(cat /sys/class/thermal/thermal_zone0/temp) // 1000") - printf ' {"full_text": "%.1f GHz"},\n' $(calc "$(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq) / 1000000") + printf ' {"full_text": "%d° C"},\n' $(calc "$(cat /sys/class/thermal/thermal_zone0/temp) // ${MEGA}") + printf ' {"full_text": "%.1f/%.1f GHz"},\n' $(calc "$(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq) / ${GIGA}") $(calc "$(cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq) / ${GIGA}") printf ' {"full_text": "%s"},\n' "$(date +'%Y-%m-%d %X')" printf ' ],\n' sleep 1 diff --git a/many_releases/home/raspi_root/throttle_cpu.sh b/many_releases/home/raspi_root/throttle_cpu.sh new file mode 100755 index 0000000..99f5549 --- /dev/null +++ b/many_releases/home/raspi_root/throttle_cpu.sh @@ -0,0 +1,35 @@ +#!/bin/sh +set -e + +MED_TEMP=65000 +MAX_TEMP=80000 + +MIN_FREQ=600000 +MED_FREQ=1000000 +MAX_FREQ=1500000 + +PATH_TEMP='/sys/class/thermal/thermal_zone0/temp' + +set_max_freq() { + for cpu in /sys/devices/system/cpu/cpu[0-9]*; do + echo "$1" > "$cpu/cpufreq/scaling_max_freq" + done + echo "$1" +} + +freq_set=$(set_max_freq "${MIN_FREQ}") +while true; do + temp=$(cat "${PATH_TEMP}") + if [ "${temp}" -ge "${MAX_TEMP}" ]; then + if [ "${freq_set}" -gt "${MIN_FREQ}" ]; then + freq_set=$(set_max_freq "${MIN_FREQ}") + fi + elif [ "${temp}" -ge "${MED_TEMP}" ]; then + if [ "${freq_set}" -gt "${MED_FREQ}" ]; then + freq_set=$(set_max_freq "${MED_FREQ}") + fi + elif [ "${freq_set}" -lt "${MAX_FREQ}" ]; then + freq_set=$(set_max_freq "${MAX_FREQ}") + fi + sleep 1 +done diff --git a/many_releases/scripts/_misc.sh b/many_releases/scripts/_misc.sh index 98b486f..756c9f5 100755 --- a/many_releases/scripts/_misc.sh +++ b/many_releases/scripts/_misc.sh @@ -148,7 +148,6 @@ setup_for_desktop() { for root in "${PATH_MANY}" '..'; do copy_dirtree "${root}${PATH_REL_HOME}" "${PATH_USER_HOME}" all desktop $@ done - cp -a "${PATH_REPO}" "${PATH_USER_HOME}" mkdir "${PATH_USER_SSH}" cp "${PATH_AUTHORIZED_KEYS}" "${PATH_USER_SSH}" chown -R "${USERNAME}:${USERNAME}" "${PATH_USER_HOME}" diff --git a/testing/scripts/setup_raspi.sh b/testing/scripts/setup_raspi.sh index 995a822..9131b13 100755 --- a/testing/scripts/setup_raspi.sh +++ b/testing/scripts/setup_raspi.sh @@ -16,3 +16,7 @@ upgrade_from_older_release # actual setup setup_for_desktop raspi + +copy_dirtree "${PATH_MANY}${PATH_REL_HOME}" '/root' raspi_root +# systemctl enable throttle_cpu.service +# systemctl start throttle_cpu.service