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Subject: Re: nanoBSD boot problem (on USB stick or as a HD)
To: Stefano Garzarella <stefanogarzarella@gmail.com>,
 freebsd-current <freebsd-current@freebsd.org>, freebsd-hackers@freebsd.org
References: <CAO0mX5YwFpUhcWfni8QeyOzesFmLpCQnkPT5zFOYU5PokYdiFw@mail.gmail.com>
Cc: Luigi Rizzo <rizzo@iet.unipi.it>
From: Eugene Grosbein <eugen@grosbein.net>
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Date: Thu, 17 Sep 2015 18:14:19 +0700
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On 15.09.2015 16:31, Stefano Garzarella 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?

Just make special image for hypervisor using NANO_DRIVE="ad0"