Can you please check with patch: https://review.coreboot.org/c/coreboot/+/29108 Make sure that mainboard devicetree.cb has PmTimerDisabled=0 for TCO to work.
Thanks, Naresh G Solanki On Wed, Oct 10, 2018 at 11:07 PM Matt DeVillier <matt.devill...@gmail.com> wrote: > > greetings! I'm trying to enable WDT support for Kabylake Chromeboxes > (google/fizz) but not having any luck. The current SoC code doesn't > expose the FSP fields which appear to control this (WdtDisableAndLock, > WatchDog, WatchDogTimerOS, WatchDogTimerBIOS), so I added them to > chip_fsp20.c and set them accordingly in devicetree (though it's > unclear what the values of WatchDogTimerOS/WatchDogTimerBIOS are to > be, the documentation doesn't state if this is a timeout value, units, > etc). Still, I'm unable to remotely trigger a reset via > /dev/watchdog0. > > Has anyone else used this feature, or have any insight as to the > proper FSP settings? AIUI this works properly on older non-FSP > Chromeboxes (Haswell/Broadwell) > > cheers, > Matt > > -- > coreboot mailing list: coreboot@coreboot.org > https://mail.coreboot.org/mailman/listinfo/coreboot -- coreboot mailing list: coreboot@coreboot.org https://mail.coreboot.org/mailman/listinfo/coreboot