On 4/28/21 11:25 PM, Mittal, Anuj wrote: > >> -----Original Message----- >> From: [email protected] <[email protected]> On Behalf >> Of >> Tony Battersby >> Sent: Tuesday, April 27, 2021 03:07 AM >> To: [email protected] >> Subject: [yocto] Hardknott: grub immediately reboots >> >> After upgrading from Dunfell (YP 3.1) to Hardknott (YP 3.3), our firmware was >> unable to boot. Our target hardware is x86-64 booting in legacy BIOS mode >> using >> grub on a variety of motherboards and CPUs. The grub menu would never show >> up; >> instead it would reboot immediately, leading to an endless reboot loop. >> >> I have two different workarounds. Create a bbappend file for grub, and do >> one of the >> following two things: >> >> 1) Add the following line: >> >> CFLAGS_remove = "-O2" > I think we should probably remove this. That's what Fedora also seems to be > doing so Os is used. > > https://src.fedoraproject.org/rpms/grub2/blob/rawhide/f/grub.macros#_19 > > and what grub configure expects: > > https://git.savannah.gnu.org/cgit/grub.git/tree/configure.ac#n41 > > Thanks, > > Anuj
I have opened a Yocto bug here: https://bugzilla.yoctoproject.org/show_bug.cgi?id=14367 Tony
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