Rockchip RK3399 (ROCKPro64) boots to multiuser

[Emmanuel Vadot]

On Wed, 15 Aug 2018 22:41:34 +0300
Greg V <greg at unrelenting.technology> wrote:

> 
> 
> On Wed, Aug 15, 2018 at 5:30 PM, Ganbold Tsagaankhuu 
> <ganbold at gmail.com> wrote:
> > 
> > 
> > On Wed, Aug 15, 2018 at 4:56 PM, Emmanuel Vadot 
> > <manu at bidouilliste.com> wrote:
> >> On Tue, 14 Aug 2018 21:30:11 +0800
> >> Ganbold Tsagaankhuu <ganbold at gmail.com> wrote:
> >> 
> >> > Greg,
> >> >
> >> > On Tue, Aug 14, 2018 at 9:23 PM, Greg V 
> >> <greg at unrelenting.technology> wrote:
> >> >
> >> > >
> >> > >
> >> > > On Tue, Aug 14, 2018 at 2:01 PM, Ganbold Tsagaankhuu 
> >> <ganbold at gmail.com>
> >> > > wrote:
> >> > >
> >> > >> Greg,
> >> > >>
> >> > >> On Tue, Aug 7, 2018 at 1:48 AM, Greg V 
> >> <greg at unrelenting.technology>
> >> > >> wrote:
> >> > >>
> >> > >>> Hi,
> >> > >>>
> >> > >>> I managed to boot FreeBSD on the Rockchip RK3399 SoC (Pine64 
> >> ROCKPro64
> >> > >>> board):
> >> > >>>
> >> > >>> 
> >> https://gist.github.com/myfreeweb/5f5b9e56f9a0fd1d63a46c34886f5ad1
> >> > >>>
> >> > >>> As with the ROCK64, boot is over the network. To boot, dd 
> >> ayufan's
> >> > >>> ubuntu image onto an sdcard and Ctrl-C the linux boot on the 
> >> kernel
> >> > >>> selection screen. U-Boot on SPI flash is not available yet.
> >> > >>>
> >> > >>> Unfortunately, performance is very disappointing ? I think the 
> >> big
> >> > >>> cluster's default frequency is very low.
> >> > >>> (Everything runs faster if cpuset to the LITTLE cores.)
> >> > >>>
> >> > >>> Looks like we'll need a driver for the "rockchip,rk808" PMIC 
> >> to make
> >> > >>> cpufreq_dt work?
> >> > >>> Also my attempt at the clock driver is very incomplete ;)
> >> > >>>
> >> > >>
> >> > >> Can you change the patches according to style(9) for 
> >> phabricator review (
> >> > >> https://reviews.freebsd.org) and send them to me?
> >> > >> I think full files should be fine too.
> >> > >>
> >> > >
> >> > > My patches are rather incomplete and janky, don't do anything 
> >> with them.
> >> > > manu@ got a ROCKPro64 recently https://twitter.com/manuvadot/
> >> > > status/1027152057051041793 so you can expect proper versions of 
> >> these
> >> > > "soon" :)
> >> > >
> >> >
> >> >
> >> > I meant to say that we can rather use your patches if no one did 
> >> it yet.
> >> >
> >> > Emmanuel,
> >> >
> >> > Do you have proper patches yet?
> >> 
> >>  No and I'm not in a hurry to put everything up for RK3399 so close 
> >> to
> >> freeze.
> > 
> > Yes, I agree.
> > 
> > 
> >>  But if you want to clean them and put this in a review be my guest,
> >> I'll review them.
> > 
> > Ok, I will see if I'll have some time to polish it unless someone 
> > else will do it.
> > 
> > thanks,
> > 
> > Ganbold
> 
> Alright everyone, good news ? I managed to reclock the CPU!!!
> 
> The patch is now at https://reviews.freebsd.org/D16732

 Thanks a lot !!
 I'll have a deeper look when I'm back from BSDCam.

> (and I think the style is more correct now. Though it's really fscking 
> silly that the style doesn't like making "table-like" structures look 
> like tables, i.e. with one-line "rows".)
>
> Plus the hack you need to reclock the CPU right now at 
> https://gist.github.com/myfreeweb/88cb9340652f56498f4be770c77b9d61
> 
> (the hack allows cpufreq_dt to deal with clock only, no voltage ? 
> since we don't have all the drivers for voltage.)

 Are you able to switch to any frequency with that ?
 I would expect the cpu to hang if the voltage is too low or too high.
(I encounter that on RK3328)

> BTW, the sysctl cpufreq interface is a bit funny with big.LITTLE:
> dev.cpu.4/5 do not have any freq stuff, it's all on dev.cpu.0 ? and 
> it displays only the LITTLE frequencies:
> 
> dev.cpu.0.freq_levels: 1512/-1 1416/-1 1200/-1 1008/-1 816/-1 600/-1 
> 408/-1
> dev.cpu.0.freq: 1512
> 
> To maximize the big frequency, I need to set *that* to a big number 
> e.g. dev.cpu.0.freq=2000 ? that results in 1512/1992.
> Setting 1512 there (which is what powerd does in this situation, since 
> it does not have any info about big) results in 1512/1608 ? quite 
> underclocked on the big cores.


-- 
Emmanuel Vadot <manu at bidouilliste.com> <manu at freebsd.org>