UEFI boot hangs after loader
Toomas Soome
tsoome at me.com
Tue Oct 23 19:56:24 UTC 2018
Do you get boot menu? if so, press esc to get to ok prompt, then type start - if its bootfort based loader, it will load the kernel and modules. lsmod will then list the loaded files.
If the loader prompt is still usable, then next command would be: boot
rgds,
toomas
> On 23 Oct 2018, at 20:45, Harry Newton <hn at yewbarrow.net> wrote:
>
> Just upgraded my Asus UX303L (amd64) from 11-STABLE to 12.0-BETA1 r339529
> by source. Have a problem with booting which hangs after:
>
>>> FreeBSD EFI boot block
> Loader path: /boot/loader.efi
>
> Initializing modules: ZFS UFS
> Probing 5 block devices ... done
> ZFS found the following pools: zroot
> UFS found no partitions
> Consoles: EFI console
> FreeBSD/amd64 EFI loader, Revision 1.1
>
> Command line arguments: loader.efi
> EFI version 2.31
> EFI Firmware: American Megatrends (rev 4.654)
> Console: efi(0)
> Load Path: HD(4, GPT [ ... ]
> Load Device: Pci Root [ ... ]
> Boot Current: 0001
> Boot Order: 0001 [x]
> Boot Info Path: HS(1, GPT, [ ... ] /\EFI\BOOT\BOOTX64.EFI
> -
>
> So it gets into loader.efi which runs but stops I think just before loading
> the kernel. Partitions:
>
> => 40 250069600 ada0 GPT (119G)
> 40 1600 1 efi (800K)
> 1640 1024 2 freebsd-boot (512K)
> 2664 1432 - free - (716K)
> 4096 4194304 3 freebsd-swap (2.0G)
> 4198400 245870592 4 freebsd-zfs (117G)
> 250068992 648 - free - (324K)
>
> and the EFI partition is FAT 12.
>
> I can't provide (at the moment) any output from efibootmgr:
>
> root at gryphon:~ # efibootmgr -v
> efibootmgr: efi variables not supported on this system. root? kldload efirt?
> root at gryphon:~ # kldload efirt
> kldload: can't load efirt: module already loaded or in kernel
>
> which I don't understand.
>
> I'm going to rebuild the kernel (currently GENERIC) and see if that allows
> me to load efirt / use efibootmgr.
>
> In the meantime, I should be very grateful for any advice.
>
> ( Currently booting using a 11-RELEASE memstick image and dropping into its
> loader to get to the installed 12-STABLE ).
>
> /Harry
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