On Tue, Jul 17, 2012 at 1:41 PM, Miod Vallat <m...@online.fr> wrote: >> This is still based on the fairly old Loongson 2F; the gen-3 CPUs being >> available only in laptops, right? Not the easiest naming scheme to >> follow... > > Nope, you are confusing things. > > 1, 1A, 1B: 32-bit only processors. Move along. > > 2, 2A, 2B, 2C: 64-bit but extra instructions conflict with official MIPS > opcode assignment. ``Oops''. Hard to find, if at all, nowadays. > > 2D: I'm not sure it has even shipped. > > 2E: found on the first Fuloong generation; might run OpenBSD/loongson, > some tinkering work probably necessary, impossible to find at least in > Europe (in other words: I have not been able to get one, therefore I can > not confirm it works, and I won't bother unless one 2E system shows up > in my mailbox or on my doorstep). > > 2F: found on the currently available systems: Fuloong 2F (6003, 6004), > Yeeloong laptop, Linloong all-in-one PC (with 17" LCD). All these > systems are supported, a not-so-insignificant number of our developers > have one, and they work well. > > 2G: fixed 2F without the branch prediction bug. I am told the recent > Yeeloong and Fuloong are fit with 2G processors. I am not even sure > these can be told apart in software, as 2G supposedly reports itself as > a 2F level. > > 3A: the long-awaited new generation. Supposed to ship in Q3 2010, then > S2 2011, then S1 2012, then ``anytime soon''. I know that the GCC > compile farm has two dekstop 3A motherboards, and one of the > FreeBSD/mips mailing list subscribers has got one about two weeks ago, > too. I have no idea how he got his, given that the systems are still not > available to mere mortals. I am not expecting such systems to be > available until next year (and I'd really like to get a motherboard, > rather than > yet-another-laptop-which-keyboard-will-die-after-two-months, but beggers > can't be choosers). >
You can order a 3f 'sample' laptop but it is considered pre-production, and the cost is over $800 US. Though I'm not sure if that's how the FreeBSD user got theirs. -B