Date: Wed, 21 Aug 2019 22:14:46 +0300 From: Toomas Soome <tsoome@me.com> To: "O. Hartmann" <ohartmann@walstatt.org> Cc: freebsd-current <freebsd-current@freebsd.org> Subject: Re: HELP: UEFI/ZFS Boot failure: Ignoring Boot000A: Only one DP found Message-ID: <48D9A1D1-5A54-4FED-8DC8-40C9A5C9BE3A@me.com> In-Reply-To: <20190821195847.577a165b@thor.intern.walstatt.dynvpn.de> References: <20190821195847.577a165b@thor.intern.walstatt.dynvpn.de>
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If you drop into efi shell, can you start efi/boot/bootx64.efi manually? =
you should have fs0: or like for ESP.
rgds,
toomas
> On 21 Aug 2019, at 20:58, O. Hartmann <ohartmann@walstatt.org> wrote:
>=20
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> Hash: SHA256
>=20
> 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.
>=20
> 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".
>=20
> Installing the proper boot/loader.efi loader file from 12-STABLE =
(r351108) and
> setting the EFI variable according the following steps:
>=20
> 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
>=20
> delete 000A first:
> efibootmgr -B -b 000A
>=20
> create the new efi boot var:
> efibootmgr -a -b 000A -c -l =
/mnt/efi/{freebsd|boot}/{loader.efi|BOOTx64.efi} -L
> FreeBSD
>=20
> The result is a non booting system, the Lenovo firmware jumps =
immediately into
> the menu for selecting a proper boot media.
>=20
> The same happens with /boot/boot1.efi installed as loader.efi or =
BOOTx64.efi
> shown above.
>=20
> In case I just brute-force flash the ESP with /boot/boot1.efifat, dd
> if=3Dboot1.efifat of=3D/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:
>=20
> [...]
> Ignoring Boot000a: Only one DP found
> Trying ZFS pool
> Setting currdev to zfs:zroot/ROOT/default:
>=20
> Then the console freezes at that point and only RESET or POWER OFF is =
capable
> of a revive.
>=20
> What is wrong here? What am I missing?
>=20
> Thanks in advance,
>=20
> oh
>=20
>=20
> - --=20
> O. Hartmann
>=20
> Ich widerspreche der Nutzung oder =C3=9Cbermittlung meiner Daten f=C3=BC=
r
> Werbezwecke oder f=C3=BCr die Markt- oder Meinungsforschung (=C2=A7 28 =
Abs. 4 BDSG).
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>=20
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> R8nBAP9GBNJGQV+Q6BD2BlMYDX1Toxu9ybQZc2uahniHNER6cAEA5TmHBDTu94eE
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> =3D3img
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