Re: nanoBSD boot problem (on USB stick or as a HD)

On Tue, 15 Sep 2015 11:31:36 +0200
Stefano Garzarella <stefanogarzarella_at_gmail.com> wrote:

> Hi all,
> I created a nanoBSD image for my gsoc project (ptnetmap on bhyve).
> 
> I would like to boot this image on USB stick or in the hypervisor as a HD.
> I have some problem because if I set NANO_DRIVE="da0" (for USB boot)
> in the nanoBSD configuration file, the boot from USB stick works well,
> but when I try to boot the same image in the hypervisor as a HD,
> I have the following mountroot error:
> 
> Trying to mount root from ufs:/dev/da0s1a [ro]...
> mountroot: waiting for device /dev/da0s1a ...
> Mounting from ufs:/dev/da0s1a failed with error 19.
> 
> Loader variables:
>    vfs.root.mountfrom=ufs:/dev/da0s1a
>    vfs.root.mountfrom.options=ro
> 
> mountroot>
> 
> 
> At this point I need to manually specify "ufs:/dev/ad0s1a" to properly mount
> the root.
> 
> Can you help me?
> There is some tricks to avoid this mountroot error?
> 
> Thanks,
> Stefano Garzarella
> _______________________________________________
> freebsd-current_at_freebsd.org mailing list
> https://lists.freebsd.org/mailman/listinfo/freebsd-current
> To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org"


Check your /etc/fstab. I guess the device for "/" is still /dev/da0s1a. I had
to patch the nanoBSD scripts to target that issue and booting from UEFI systems,
but my solution is not very transparent.

Using labels would be more convenient and would be much more GPT/UEFI friendly.

regards,

Oliver