Issue Tracker

10/14/2020

12:37 AM coreboot Bug #121: T520: Hangs in OS

Viktor V wrote:
> Evgeny Zinoviev wrote:
> > Recent observations on X220.
> >
> > Using most recent CPU microcod... Viktor V

07/05/2019

12:17 PM coreboot Bug #121: T520: Hangs in OS

Those hangs must be related to CPU C-states for sure. After 4 days of stable uptime, I've changed back kernel paramet... Viktor V

07/02/2019

08:37 AM coreboot Bug #121: T520: Hangs in OS

Some strange things I've experienced while flashing this X220.
Every tutorial online says you can flash X220 with ... Viktor V

07:50 AM coreboot Bug #121: T520: Hangs in OS

Evgeny Zinoviev wrote:
> Another idea: try disabling cstates and see if it helps. I was going to try it myself but... Viktor V

06/29/2019

06:46 AM coreboot Bug #121: T520: Hangs in OS

Attaching lspci and cpuinfo outputs Viktor V

06/28/2019

09:01 PM coreboot Bug #121: T520: Hangs in OS

> Did you update Lenovo BIOS to the latest version before extracting ME and flashing coreboot?
Yes, I did. It was ... Viktor V

04:31 AM coreboot Bug #121: T520: Hangs in OS

Evgeny Zinoviev wrote:
> Recent observations on X220.
>
> Using most recent CPU microcode doesn't help.
> Not us... Viktor V