Strange case of vanishing disk

Kaya Saman kayasaman at gmail.com
Tue Jun 5 00:04:05 UTC 2012


On 06/05/2012 12:50 AM, Zane C. B-H. wrote:
> On Mon, 04 Jun 2012 12:20:13 +0100
> Kaya Saman<kayasaman at gmail.com>  wrote:
>
>> On 06/04/2012 04:42 AM, Zane C. B-H. wrote:
>>> On Mon, 04 Jun 2012 02:06:57 +0100
>>> Kaya Saman<kayasaman at gmail.com>   wrote:
>> <snip>
>>
>> I've just tried this and lost my whole system.....
>>
>> My boot disk is not labeled to work with ahci as it just has
>> standard formatting on there.
>>
>> Need to remove the ahci_load="YES" from /boot/loader.conf file now.
> Ack, my apologies. Forgot about that.
>
> Yeah, you will need to do it from the loader prompt if you want to
> test it.
>
> Unless you are booting off of gmirror or have /etc/fstab configured
> with something else that will automatically be found, you will have a
> problem.
>
> But from the loader prompt it should be...
>
> load /boot/kernel/ahci.kp
> show rootdev
>
> If rootdev shows any thing other than shows boot device as ad,
> rewrite it as ada, using the set command. See loader(8).
>
> This will get it to boot, although it will error and drop to single
> user mode as /etc/fstab contains the old stuff. Just manually mount
> everything and continue.
>
> At this point it should be up and running and able to test it out.
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Thanks for the information!

I had a small issue at the bootloader> prompt, my USB keyboard didn't 
work as in it seems the kernel modules weren't loaded in order for the 
keys to function.

Not sure how to get round that one :-)


Regards,


Kaya


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