[coreboot] suspend/resume in v3

Carl-Daniel Hailfinger c-d.hailfinger.devel.2006 at gmx.net
Mon Sep 8 17:12:21 CEST 2008

On 08.09.2008 14:31, Stefan Reinauer wrote:
> Rudolf Marek wrote:
>> If needed, writing to SLP register might be traped by SMM, and BIOS
>> can save some values to NVRAM regs, sometimes found in chipsets
>> (memory timing etc) to ease the startup. But we dont need that we are
>> fast anyway.
> Some chipsets even require some bits to be stored in nvram as they do
> not support probing/reading them when coming out of S3.

Do these chipsets also support S3-surviving scratch registers we could
use instead of NVRAM?



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