X220 UEFI BIOS update (was Re: [ltp] X220 freezes occasionally)

[Marius Gedminas]

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On Thu, Jul 26, 2012 at 12:45:06PM +0300, Marius Gedminas wrote:
> On Sat, Jul 14, 2012 at 03:17:55PM -0300, Henrique de Moraes Holschuh wro=
te:
> > Is your thinkpad using the latest UEFI/BIOS and EC firmware? ;-)
>=20
> Apparently not:
> * /sys/class/dmi/id/bios_version says "8DET47WW (1.17 )"
> * http://support.lenovo.com/en_US/downloads/detail.page?DocID=3DDS018807
>   says it has version 1.31 (8duj17uc.iso).
>=20
> When I upgraded the BIOS on my old T61, I tried using grub +
> syslinux-memdisk trick to boot the .ISO image and failed, then ended up
> burning a CD-R.  My X220 doesn't have a CD drive.  Hm...

I managed to boot the Lenovo UEFI BIOS update utility from a USB key,
but it froze as soon as I chose the actual update option.  I left it for
an hour, nothing happened, so I rebooted with Ctrl+Alt+Del.

*shrug*

Marius Gedminas
--=20
error compiling committee.c: too many arguments to function
        -- seen in Avi Kivity's signature line

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