Myles Watson escribió: > On Thu, Jun 10, 2010 at 7:38 AM, Joe Korty <joe.ko...@ccur.com> wrote: > >> Hi, >> As a learning experience, I've been trying to port coreboot to the >> supermicro h8dme-2 w/ AMD K10. >> > Ward and others have tried this board in the past. There seems to be > something wrong with multi-core setup for K10. > I think that why Ward had problems with this CPU family is for the same reason why I had problems with it on different boards, the resource map! I started using the one from the h8dme fam 10 board. So maybe you should try another resource map from another fam 10 board. bye! > If you search the mailing list for "h8dme fam10", it might give you > some help. I would disable all the other processors until you get the > board working. > > CONFIG_LOGICAL_CPUS 0 > CONFIG_SMP 0 > CONFIG_MAX_PHYSICAL_CPUS 1 > > >> I started with the h8dmr_fam10 port since the h8dmr is identical, spec-wise, >> to the h8dme except that it has half the number of dimm slots. Also there >> is both K8 and K10 versions of coreboot for the h8dmr which in principle >> makes the study of the differences a good way to learn coreboot internals. >> > I agree that's a good approach. K8 and fam10 code are pretty similar, > though they could be made even more similar. > > >> In any case I have not been able to find where the info in spd_addr.h comes >> from, so I have not been able to make it correct for my board. How does one >> construct this table? In general, how does one construct devicetree.cb and >> the other tables from scratch? >> > I don't know that anyone does it from scratch. The idea is to make > the devicetree as minimal as possible. That usually means including > the processor and configuring the southbridge buses. The rest can > usually be found. > > > >> Is there an apprenticeship program somewhere, perhaps at some conference? >> > I don't know. There have been some talks and short tutorials, but I > haven't heard of an official training program. > > >> How do people in general get their coreboot skill-set jump-started? >> > IRC and the mailing list is what I've heard most. I've used the mailing list. > > Qemu and SimNOW are both helpful, too. SimNOW exhibits the same > problems for fam10 as hardware (super slow initialization and problems > with logical CPUs), so fixing it there would probably help. > > Thanks, > Myles > >
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