[coreboot] Memory corruption on Resume from S3 Baytrail

[Stefan Reinauer]

* Gailu Singh <gailu96 at gmail.com> [141119 20:36]:
> Hi Experts,
> 
> I am using Baytrail SoC board (Bayleybay CRB) and testing suspend/resume from
> Linux (kernel 3.10). I can suspend with pm-suspend and resume with power
> button; however after resuming I get following logs in Linux
> Corrupted low memory at c0001004 (1004 phys) = 0008eaea
> Corrupted low memory at c0001008 (1008 phys) = b0606600
> ...
> Corrupted low memory at c00018fc (18fc phys) = 000008ea
> 
> This seems to be caused by coreboot as I do not see these logs if I use BIOS
> instead of coreboot.
> Is it true that during resume coreboot uses RAM portion already mapped by Linux
> and thus corrupting it. How to I avoid the RAM conflict?

Hi Gailu,

is this happening with FSP or mrc.bin?

Stefan