Is it possible to boot more than 4 cores in x86 FS?
On Feb 27, 2012, at 5:51 PM, Jason Clemons wrote: > 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 >>>> >>> _______________________________________________ gem5-users mailing list [email protected] http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users
