On Fri, Mar 14, 2008 at 2:21 PM, William Kucharski <William.Kucharski at sun.com> wrote: > ken mays wrote: > > > The Sony PS3 can be obtained for <=$399 USD and you > > get a nice Blu-ray player tossed in for free. The > > 'free' Blu-Ray player and Nvidia RSX GPU are more than > > worth the price of admission here in the long term and > > as a feasible solution. Both the old and new Mac Mini > > runs about $499 USD and has far less capabilities in > > key areas. > > I've mentioned this in the past, but one of the biggest challenges with a > port > to PS3, Power6, or any other multi-CPU/multi-core PPC environment is that > Solaris at present assumes a processor with strong memory ordering. > > The current PPC work doesn't run into issues because the ODW is single CPU, > single threaded but to go beyond that a fair amount of work would need to be > done to add appropriate memory synchronization instructions to Solaris > (isync/sync/eieio), particularly in the case of DMA transfers.
Not sure how PPC handles multicore, but can we not just pretend that it's single ( ie, not activate the other processors ) until we're at the point where that seems like a good idea ? -- PGP Public Key 0x437AF1A1 Available on hkp://pgp.mit.edu
