Date: Tue, 15 Dec 2015 00:43:55 +0200 From: Aleksandr Rybalko <ray@dlink.ua> 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: <CAJ1Oi8F89kjpEXJAp2RMVMk0sddriXqXk2yZ01aor=FvAM5yjQ@mail.gmail.com> In-Reply-To: <6CE6533C-D7CE-4B17-9530-3559A4F5D0CD@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> <435B59EC-2C17-48FC-AED1-337DBE6829CB@gmail.com> <6CE6533C-D7CE-4B17-9530-3559A4F5D0CD@gmail.com>
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Hi all! Stanislav, what board are you use? Is it have flash with size to only have uboot in it? Thanks for great work! WBW 2015-12-12 10:14 GMT+02:00 Stanislav Galabov <sgalabov@gmail.com>: > Sorry, the previous version was compiled with SMP support, which is far > from working right now… please use the following one for now if interested: > https://www.dropbox.com/s/t1wevprzlsfegr0/kernel.uboot?dl=0 > > Stanislav > > > On Dec 12, 2015, at 09:57, Stanislav Galabov <sgalabov@gmail.com> wrote: > > > > Hi all, > > > > I’ve sent the files to Adrian and will be cleaning things next week so > we can start off with MT7621 support a little cleaner. > > > > In the meantime, if anyone wants to try to boot a kernel on their MT7621 > boards, I’ve put one here: > > https://www.dropbox.com/s/t1wevprzlsfegr0/kernel.uboot?dl=0 > > > > It’s a uImage, so you’d have to get it on the board in u-boot via tftp > and do a bootm on it. > > For example (from the u-boot prompt): > > tftp 0x80800000 kernel.uboot; bootm 0x80800000 > > > > There currently is no file system within the kernel. It expects to find > a filesystem on ada0, attached to ASMedia 1061 on the pci bus (in case your > boards have SATA ports). So if you don’t have SATA you won’t have a > filesystem, but at least we’ll know whether it boots on your boards or not. > > > > Please let me know if it boots on your boards. > > > > Best wishes, > > Stanislav > > > >> On Dec 11, 2015, at 18:40, Stanislav Galabov <sgalabov@gmail.com> > wrote: > >> > >> Now this is something I was hoping for :-) > >> > >> I’ll tidy things up next week and I’ll send the initial dirty patches > over to you only (for now) if it’s ok with you? > >> I’ve hacked on top of the rt305x support that’s in the tree for now, > but in a mt762x directory and there are still a lot of leftovers 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> > wrote: > >>>> > >>>>> On Dec 11, 2015, at 10:25, Stanislav Galabov <sgalabov@gmail.com> > wrote: > >>>>> > >>>>> 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 > FreeBSD? > >>>>> > >>>>> The first three are pretty standard in terms of CPU - they’re all > MIPS 24Kc based, so they should ‘just work’ as far as booting 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 introduces new (to FreeBSD/mips) concepts such as the global interrupt > controller (gic) for example and could be interesting from this perspective > as well 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 > start the rest of the cores and threads as well, but am still having > difficulties figuring out the proper cache and TLB management so it > basically doesn’t support SMP at the moment. > >>>>> > >>>>> I have also done some work on PCI support for the MT7621 and am > currently 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/mips/rt305x and in sys/dev/rt for the ethernet/switch peripheral), but > it needs 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, > especially given the lack of documentation… however, a piece of good news > is that OpenWRT supports most/all of these chipsets, so at least we would > have a frame of reference… > >>>>> > >>>>> 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… > >>>> It won’t 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 > much RAM do you guys have on your boards? I have 512MB on mine, but I’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" > >> > > > > _______________________________________________ > 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" > -- WBW ------- Rybalko Aleksandr <ray@dlink.ua> aka Alex RAY <ray@ddteam.net> D-Link.uahelp
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