Thanks for attention. But my log files says the bridge chip is NM10 Express chipset. And so what do you say? Is it impossible to port coreboot to this platform? If you need log files, then please reply. I will attach them for you.
Thanks. On Mon, 11 May 2020, 11:19 p.m. Angel Pons, <[email protected]> wrote: > Hi Piotr, > > On Mon, May 11, 2020 at 4:02 PM Piotr Król <[email protected]> wrote: > > > > On 3/13/20 11:23 AM, Angel Pons wrote: > > > Hi, > > > > > > On Thu, Mar 12, 2020 at 11:07 AM Michal Zygowski > > > <[email protected]> wrote: > > >> > > >> Hi, > > >> > > >> it may also be a Cedarview chipset. According to my knowledge there is > > >> no support for Cedarview chipset in coreboot. However coreboot has > > >> slightly older (1 year older) chipset support - Pineview. > > > > > > Pineview is very different, though. Memory initialization for Pineview > > > resembles that of Eaglelake (src/northbridge/intel/x4x). Although it > > > only has one memory channel, the registers in MCHBAR are very similar. > > > > > > On the other hand, Cedarview's internal architecture differs radically > > > from Pineview, and it is actually more like Bay Trail. Both use the > > > IOSF architecture, and memory is initialized by interacting with > > > various "units" inside the chip. > > > > > > About the southbridge, I don't know if Cedarview can use NM10 (found > > > on Pineview) or if it must use an EG20T PCH: > > > > https://ark.intel.com/content/www/us/en/ark/products/52501/intel-platform-controller-hub-eg20t.html > > > > Hi, > > isn't Cedarview a processor code name and Cedar Trail platform code name? > > Yes, I was talking about the processor. > > Also, looks like I confused Cedarview with the older Tunnel Creek. > Cedarview would only support the EG20T PCH, it seems. > > > This presentation mix both: > > https://manualzz.com/doc/26041007/cedar-trail-platform-bios-session > > > > Interesting slide is 21, this lead me to pre-FSP time when BLDK was used > > and I found this: > > > https://www.intel.pl/content/dam/www/public/us/en/documents/guides/cedar-trail-bldk-get-started-guide.pdf > > I recall that there were binaries for this somewhere, but can't find > them anymore. > > > Probably only companies that have CNDA with Intel can still obtain > > those, but who knows maybe it lays on some server somewhere. > > > > Best Regards, > > -- > > Piotr Król > > Embedded Systems Consultant > > GPG: B2EE71E967AA9E4C > > https://3mdeb.com | @3mdeb_com > > _______________________________________________ > > coreboot mailing list -- [email protected] > > To unsubscribe send an email to [email protected] > > Best regards, > > Angel > _______________________________________________ > coreboot mailing list -- [email protected] > To unsubscribe send an email to [email protected] >
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