Interest in support for Mediatek/Ralink SoCs?

Mon Dec 14 22:43:57 UTC 2015

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 at 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 at 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 at 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 at 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 at gmail.com>
> wrote:
> >>>>
> >>>>> On Dec 11, 2015, at 10:25, Stanislav Galabov <sgalabov at 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 at freebsd.org mailing list
> >>>> https://lists.freebsd.org/mailman/listinfo/freebsd-mips
> >>>> To unsubscribe, send any mail to "
> freebsd-mips-unsubscribe at freebsd.org"
> >>
> >
>
> _______________________________________________
> freebsd-mips at freebsd.org mailing list
> https://lists.freebsd.org/mailman/listinfo/freebsd-mips
> To unsubscribe, send any mail to "freebsd-mips-unsubscribe at freebsd.org"
>

-- 
WBW
-------
Rybalko Aleksandr <ray at dlink.ua>
aka Alex RAY <ray at ddteam.net>
D-Link.ua