Gabe,

Thanks for the patch. I did a hg pull and hg update this afternoon and have made some progress on booting. I found that with a custom built version of 2.6.28.4 with smp on, the patch and the linux image files (linux-bigswap2.img and linux-x86.img) from gem5.org I am able to boot multicore x86 using the default cpu type which I think is atomic.

After working with Andrea, we noted that the boot problem for x86 happens with the PARSEC root image but not the linux-x86.img from gem5.org. This was tested using the custom kernel and the default cpu type.

I am currently attempting to test the detailed cpu-type with 2 cpus. I will let you know of any errors I run into.


Thanks,

Jason Clemons





Quoting Gabe Black <[email protected]>:

I looked into this more, and the code that sets up the memory hierarchy
was broken a little while ago. I have a patch that seems to fix it
(attached) but then it gets stuck a little later. I remember a while ago
someone had problems with atomic operations not being supported by the
memory system fully, but I don't remember the specifics. This might be
that problem too.

Gabe

On 02/24/12 02:45, Gabriel Michael Black wrote:
Yes, I have. You're using O3 though, and that support is fairly new.

Gabe

Quoting "Ankita (Garg) Goel" <[email protected]>:

Hi,

Has anyone been able to boot multiple cpus wth FS mode on x86 ? If
yes, it
would greatly help if you could share your environmental setup. The
issues
I am facing I have already posted in some previous emails.

Thanks for your help!

--
Regards,
Ankita




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