-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Am Wed, 21 Aug 2019 22:34:21 +0300 Toomas Soome <tso...@me.com> schrieb:
> > On 21 Aug 2019, at 22:30, O. Hartmann <ohartm...@walstatt.org> wrote: > > > > -----BEGIN PGP SIGNED MESSAGE----- > > Hash: SHA256 > > > > Am Wed, 21 Aug 2019 22:14:46 +0300 > > Toomas Soome <tso...@me.com <mailto:tso...@me.com>> schrieb: > > > >> If you drop into efi shell, can you start efi/boot/bootx64.efi manually? > >> you should have > >> fs0: or like for ESP. > >> > >> rgds, > >> toomas > > > > Hello, > > > > I can't even stop to gain access to the shell; there is no timeframe to hit > > any key to > > stop by and access the efi shell. > > > > Kind regards, > > oh > > > hm? efi shell should be available from boot device menu, so you mean, you can > not even get > into firmware setup? > > rgds, > toomas > > > > >> > >>> On 21 Aug 2019, at 20:58, O. Hartmann <ohartm...@walstatt.org> wrote: > >>> > >>> -----BEGIN PGP SIGNED MESSAGE----- > >>> Hash: SHA256 > >>> > >>> I ran into serious trouble booting several boxes off UEFI. On modern > >>> hardware, > >>> the ESP is around 200 - 300 MB in size and usually I install > >>> /efi/freebsd/loader.efi, loader.efi taken from /boot/loader.efi. On some > >>> older > >>> hardware, specifically on a Lenovo E540 with latest available firmware > >>> (2.28), > >>> which uses 12-STABLE and a ZFS-only installation, there seems no working > >>> loader > >>> anymore! > >>> The installation of the Laptop has been performed using 12.0-PRERELEASE > >>> on an > >>> Samsung EVO 860 500GB SSD. The ESP is 200M in size and contained > >>> /efi/boot/BOOTx64.efi and /efi/boot/startup.nsh. > >>> > >>> The ESP has been destroyed by accident. Now I tried to solve the problem > >>> by > >>> installing a new ESP and the proper loader, assuming that /boot/loader.efi > >>> (taken from a FreeBSD-13-CURRENT or from 12-STABLE of the same revision > >>> and > >>> sompiled on the same platform (Intel Haswell) as the lost laptop's > >>> revison of > >>> the OS is at. But I fail doing so. Somehow Lenovo's firmware is setting > >>> up a > >>> lot of UEFI boot numbers as provided via "efibootmgr -b 000X", X some Hex > >>> numer. -b 000A is usually denoted/labeld with "ATA HDD0". > >>> > >>> Installing the proper boot/loader.efi loader file from 12-STABLE > >>> (r351108) and > >>> setting the EFI variable according the following steps: > >>> > >>> mount -t msdosfs /dev/ada0p1 /mnt (ESP is on GPT partition 1, 0p2 is > >>> zroot) > >>> Install then loader.efi either as BOOTx64.efi or loader.efi under > >>> /mnt/efi/boot/ or /mnt/efi/freebsd/ and then set the boot environment > >>> accordingly via > >>> > >>> delete 000A first: > >>> efibootmgr -B -b 000A > >>> > >>> create the new efi boot var: > >>> efibootmgr -a -b 000A -c -l > >>> /mnt/efi/{freebsd|boot}/{loader.efi|BOOTx64.efi} -L > >>> FreeBSD > >>> > >>> The result is a non booting system, the Lenovo firmware jumps immediately > >>> into > >>> the menu for selecting a proper boot media. > >>> > >>> The same happens with /boot/boot1.efi installed as loader.efi or > >>> BOOTx64.efi > >>> shown above. > >>> > >>> In case I just brute-force flash the ESP with /boot/boot1.efifat, dd > >>> if=boot1.efifat of=/dev/ada0p1 (ESP) (taken from the propper 12-STABLE > >>> system I > >>> spoeke of above), then booting fails again, but this time with an error I > >>> watch > >>> on so many boxes recently: > >>> > >>> [...] > >>> Ignoring Boot000a: Only one DP found > >>> Trying ZFS pool > >>> Setting currdev to zfs:zroot/ROOT/default: > >>> > >>> Then the console freezes at that point and only RESET or POWER OFF is > >>> capable > >>> of a revive. > >>> > >>> What is wrong here? What am I missing? > >>> > >>> Thanks in advance, > >>> [...] What does the message: Only one DP found mean? Obviously, "Trying ZFS pool - Setting currdev to zfs"zroot/ROOT/default:" indicates that the loader has already found its partition to bbot from, but why is it freezing/crashing then? No Ctrl-Alt-Del helps, only hard reset or power cycle brings the box back. oh - -- O. Hartmann Ich widerspreche der Nutzung oder Übermittlung meiner Daten für Werbezwecke oder für die Markt- oder Meinungsforschung (§ 28 Abs. 4 BDSG). -----BEGIN PGP SIGNATURE----- iHUEARYIAB0WIQSy8IBxAPDkqVBaTJ44N1ZZPba5RwUCXV2tQgAKCRA4N1ZZPba5 R8PmAQCysRllIHaShJZOAQHy6YY2THQwRruzziJUY+zer/i/7QEAi/C68BgEJtuW mD2oPCsXJR8AO10XFDvO+uI8ugCV/wE= =ILkO -----END PGP SIGNATURE----- _______________________________________________ freebsd-current@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscr...@freebsd.org"
