Closed TonyTheLion closed 6 years ago
The fix I could find for this seems to be to disable "universal capes" in the /boot/uEnv.txt file.
### Cape Universal Enable
enable_uboot_cape_universal=1
Becomes
### Cape Universal Enable
###enable_uboot_cape_universal=1
Doing this fixes the wakeup from "mem" sleep with RTC.
As far as I'm concerned this issue may now be closed. Unless someone wants to dig deeper into the reasons for this crash :)
Hi,
Trying to get our BBB to wakeup from RTC using "mem" and its breaks on wakeup. Now we built a custom kernel, and I wondered if someone could help me deciper the error?
The following error occured trying to wake up the device from "mem" sleep using the RTC with the following commands:
echo $(date '+%s' -d "+$DELAY seconds") | sudo tee /sys/class/rtc/rtc0/wakealarm
echo "mem" | sudo tee /sys/power/state
Error on wakeup is:
Built a 4.14-rt kernel, from this branch:
git clone --depth=1 --branch=4.14-rt https://github.com/beagleboard/linux.git linux-beagle-4.14-rt
with this stripped down configuration: