Date: Fri, 11 Dec 2015 08:45:11 -0800 From: Adrian Chadd <adrian.chadd@gmail.com> To: Stanislav Galabov <sgalabov@gmail.com> Cc: "freebsd-mips@freebsd.org" <freebsd-mips@freebsd.org> Subject: Re: Interest in support for Mediatek/Ralink SoCs? Message-ID: <CAJ-VmonR5m7Gvkn27Cnhiu8CM3Es5m%2BgQi-d8FKVoOOvBT%2BsFQ@mail.gmail.com> In-Reply-To: <E66699CE-C068-4084-845A-ABBB227C495B@gmail.com> References: <F35AF02A-DC31-4B5F-9349-26C2FF47F5C2@gmail.com> <E4AEB37F-8E44-4371-8E2B-231711E08D17@gmail.com> <CAJ-VmonsorjWktcrWvREXCM_gDrk9S7X_U18HhjOpLZ-WPz46w@mail.gmail.com> <E66699CE-C068-4084-845A-ABBB227C495B@gmail.com>
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yup, it works fine! Send em over. -a On 11 December 2015 at 08:40, Stanislav Galabov <sgalabov@gmail.com> wrote: > Now this is something I was hoping for :-) > > I=E2=80=99ll tidy things up next week and I=E2=80=99ll send the initial d= irty patches over to you only (for now) if it=E2=80=99s ok with you? > I=E2=80=99ve hacked on top of the rt305x support that=E2=80=99s in the tr= ee for now, but in a mt762x directory and there are still a lot of leftover= s from rt305x, but at least the thing boots and goes multiuser albeit on a = single core right now :-) > > Please let me know if this works for you. > > Best wishes, > Stanislav > >> On Dec 11, 2015, at 18:36, Adrian Chadd <adrian.chadd@gmail.com> wrote: >> >> hi, >> >> holy hell yes. >> >> Can you please put all of your patches up online? I acquired some >> MT7621 hardware to do a port, and I see you've beaten me to it. I'd >> like to get it up and working so I can work on the 11ac wifi support. >> >> (I don't mind how dirty or what you think the work is - it's going to >> be great, and I'll tidy it up and get it into -HEAD.) >> >> Thanks! >> >> >> -a >> >> >> On 11 December 2015 at 08:06, Stanislav Galabov <sgalabov@gmail.com> wro= te: >>> >>>> On Dec 11, 2015, at 10:25, Stanislav Galabov <sgalabov@gmail.com> wrot= e: >>>> >>>> Hi all, >>>> >>>> Is there any interest on bringing support for Ralink/Mediatek more up-= to-date SoCs, such as MT7620, MT7628, MT7688 and, notably, MT7621 to FreeBS= D? >>>> >>>> The first three are pretty standard in terms of CPU - they=E2=80=99re = all MIPS 24Kc based, so they should =E2=80=98just work=E2=80=99 as far as b= ooting FreeBSD goes. >>>> The last one and, in my opinion, the most interesting one, the MT7621 = is a MIPS 1004Kc - dual core with dual hardware threads per core. It also i= ntroduces new (to FreeBSD/mips) concepts such as the global interrupt contr= oller (gic) for example and could be interesting from this perspective as w= ell as it could pave the way for MIPS 1074K support as well. >>>> >>>> I am currently able to boot MT7621 single core to multi user. I can st= art the rest of the cores and threads as well, but am still having difficul= ties figuring out the proper cache and TLB management so it basically doesn= =E2=80=99t support SMP at the moment. >>>> >>>> I have also done some work on PCI support for the MT7621 and am curren= tly using userland on a SATA drive, connected to an ASMedia 1061 on the PCI= bus, which seems to be quite stable as well, although the code is nowhere = near ready to show to other people :-) >>>> >>>> The support for all the peripherals, however, is not something I would= be able to take on all by myself, due to lack of spare time. >>>> There is some support in the tree for older Ralink systems (in sys/mip= s/rt305x and in sys/dev/rt for the ethernet/switch peripheral), but it need= s work. >>>> Also, the WiFi drivers do not seem to support the chipsets embedded in= or used with MT76xx, so this will be a major challenge it seems, especiall= y given the lack of documentation=E2=80=A6 however, a piece of good news is= that OpenWRT supports most/all of these chipsets, so at least we would hav= e a frame of reference=E2=80=A6 >>>> >>>> So, anyone else interested in working on MT76xx support? >>>> >>>> Best wishes, >>>> Stanislav >>> >>> Hi all, >>> >>> I can put a single core kernel (uImage) somewhere (where?) so you guys = can download it and see if it starts up on your boards=E2=80=A6 >>> It won=E2=80=99t do too much at the moment, unless you have a SATA disk= with root filesystem (UFS) attached on an ASMedia 1061 on PCIe. :-) >>> >>> Also, for the guys that mentioned they had MT7621 based boards: how muc= h RAM do you guys have on your boards? I have 512MB on mine, but I=E2=80=99= ve currently hard-coded the kernel to use 256MB. >>> >>> Best wishes, >>> Stanislav >>> _______________________________________________ >>> freebsd-mips@freebsd.org mailing list >>> https://lists.freebsd.org/mailman/listinfo/freebsd-mips >>> To unsubscribe, send any mail to "freebsd-mips-unsubscribe@freebsd.org" >
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