mirror of
https://github.com/koreader/koreader
synced 2024-11-16 06:12:56 +00:00
af8988ef5f
* Neater fbdepth usage on sunxi * Make sure we only ever match *loaded* modules when we check lsmod
67 lines
2.3 KiB
Bash
Executable File
67 lines
2.3 KiB
Bash
Executable File
#!/bin/sh
|
|
|
|
# Disable wifi, and remove all modules.
|
|
# NOTE: Save our resolv.conf to avoid ending up with an empty one, in case the DHCP client wipes it on release (#6424).
|
|
cp -a "/etc/resolv.conf" "/tmp/resolv.ko"
|
|
old_hash="$(md5sum "/etc/resolv.conf" | cut -f1 -d' ')"
|
|
|
|
if [ -x "/sbin/dhcpcd" ]; then
|
|
env -u LD_LIBRARY_PATH dhcpcd -d -k "${INTERFACE}"
|
|
killall -q -TERM udhcpc default.script
|
|
else
|
|
killall -q -TERM udhcpc default.script dhcpcd
|
|
fi
|
|
|
|
# NOTE: dhcpcd -k waits for the signalled process to die, but busybox's killall doesn't have a -w, --wait flag,
|
|
# so we have to wait for udhcpc to die ourselves...
|
|
# NOTE: But if all is well, there *isn't* any udhcpc process or script left to begin with...
|
|
kill_timeout=0
|
|
while pkill -0 udhcpc; do
|
|
# Stop waiting after 5s
|
|
if [ ${kill_timeout} -ge 20 ]; then
|
|
break
|
|
fi
|
|
usleep 250000
|
|
kill_timeout=$((kill_timeout + 1))
|
|
done
|
|
|
|
new_hash="$(md5sum "/etc/resolv.conf" | cut -f1 -d' ')"
|
|
# Restore our network-specific resolv.conf if the DHCP client wiped it when releasing the lease...
|
|
if [ "${new_hash}" != "${old_hash}" ]; then
|
|
mv -f "/tmp/resolv.ko" "/etc/resolv.conf"
|
|
else
|
|
rm -f "/tmp/resolv.ko"
|
|
fi
|
|
|
|
wpa_cli terminate
|
|
|
|
[ "${WIFI_MODULE}" = "dhd" ] && wlarm_le -i "${INTERFACE}" down
|
|
ifconfig "${INTERFACE}" down
|
|
|
|
# Some sleep in between may avoid system getting hung
|
|
# (we test if a module is actually loaded to avoid unneeded sleeps)
|
|
if grep -q "^${WIFI_MODULE}" "/proc/modules"; then
|
|
usleep 250000
|
|
rmmod "${WIFI_MODULE}"
|
|
fi
|
|
if grep -q "^sdio_wifi_pwr" "/proc/modules"; then
|
|
# Handle the shitty DVFS switcheroo...
|
|
if [ -n "${CPUFREQ_DVFS}" ]; then
|
|
echo "0" >"/sys/devices/platform/mxc_dvfs_core.0/enable"
|
|
if [ -n "${CPUFREQ_CONSERVATIVE}" ]; then
|
|
echo "conservative" >"/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
|
|
else
|
|
echo "userspace" >"/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor"
|
|
cat "/sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq" >"/sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed"
|
|
fi
|
|
fi
|
|
usleep 250000
|
|
rmmod sdio_wifi_pwr
|
|
fi
|
|
|
|
# Poke the kernel via ioctl on platforms without the dedicated power module...
|
|
if [ ! -e "/drivers/${PLATFORM}/wifi/sdio_wifi_pwr.ko" ]; then
|
|
usleep 250000
|
|
./luajit frontend/device/kobo/ntx_io.lua 208 0
|
|
fi
|