Re: RPi4B: modern firmware vs. Device tree loaded to 0x4000 (size 0xbe0c) [fails] vs. to 0x1f0000 (size 0xbd90) [works]?
Kyle Evans <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.arm |
|---|---|
| Message-ID | <CACNAnaFvEseMPXiVo5qm77VEZiwbN6YG3i3w2mBSJGZ2PEgwDw@mail.gmail.com> |
On Sun, Oct 11, 2020 at 10:50 AM Robert Crowston <[email protected]> wrote: > I guess my point is, either > * we still keep the armstubs file (in some form) so we have a way to inject our CPU spin up logic in privileged mode; or, > * we implement some alternative spin up (like Linux does). > > Just taking it out will not help us unless we turn off SMP. > > I am surprised that you can boot without the armstub. Can you post the dmesg? > mmel@ has mentioned that it may not be terribly hard to implement this with spin tables instead. This would also let us undo a config fragment in U-Boot, as we won't need to reserve any more than the first page if we're following the standardish procedure. _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-arm To unsubscribe, send any mail to "[email protected]"