Lenovo BIOS boot fix
Allan Jude
allanjude at freebsd.org
Sun Jul 12 16:54:13 UTC 2015
On 2015-07-12 09:24, Tomoaki AOKI wrote:
> Hi.
>
> As far as I could confirm currently,
>
> *My ThinkPad didn't boot from decompressed .xz image written in
> memstick.
>
> *The partition tables (both PMBR and GPT) looks fine.
> (As expected. Verified with `gpart show` and `fdisk -p -v da0`)
>
> *Overwriting bootcode (gptzfsboot) in GPT partition 1 didn't help.
>
>
> Not yet confirmed, but possible cause would be
>
> *Bootcode in PMBR is missing or corrupt.
> (I noticed I hadn't tested overwriting it.)
>
> */boot in ZFS partition or anything related is not proper.
>
>
> Sorry, I cannot reboot my ThinkPad right now.
> Allan, can you confirm above?
>
You are correct, the PMBR bootcode was missing, my mistake.
I have uploaded new images (and set the old ones to redirect to the new
ones)
compressed (193 MiB):
http://www.allanjude.com/bsd/lenovofix_20150712-r285132.img.xz
uncompressed (1 GiB):
http://www.allanjude.com/bsd/lenovofix_20150712-r285132.img
--
Allan Jude
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