[U-Boot] RK3399 boards (rockpi4 and rockpro64) kernel SError using upstream U-boot

Qu Wenruo quwenruo.btrfs at gmx.com
Fri Nov 15 10:37:33 UTC 2019

A small update to this bug.

I'm using mem=3584M kernel cmdline, to sacrifice 512M memory.

And then surprise, memtest 3G works. (Originally it's 4G physical ram
and 3584M memtest.

Hopes this could provide some clue.


On 2019/11/9 下午9:45, Jagan Teki wrote:
> On Sat, Nov 9, 2019 at 6:48 PM Qu Wenruo <quwenruo.btrfs at gmx.com> wrote:
>> On 2019/11/9 下午8:25, Jagan Teki wrote:
>>> On Sat, Nov 9, 2019 at 12:08 PM Qu Wenruo <quwenruo.btrfs at gmx.com> wrote:
>>>> Hi,
>>>> Although recent U-boot upstream has merged the rk3399 ram patchset to
>>>> initial DDR4 properly, but strangely I can still trigger SError for
>>>> RockPi4 and RockPro64 boards using upstream U-boot with upstream kernel
>>>> (v5.4-rc). The dmesg is attached at the end.
>>>> This is pretty easy to trigger if using "memtester 3584M" (both boards
>>>> are 4G RAM variants).
>>>> The strange part is, if using the vendor uboot (like Armbian does), then
>>>> the kernel SError just goes away, so it looks like a bug in Uboot.
>>> Can you check u-boot memtest, past me the result.
>> Looks like rockpi4 (maybe the whole rk3399 family) doesn't define
>> easily break the compile.
>> Or any magic number for me to try?
> Better try START with ddr base, and END some 256M set for basic test.
>>>> The U-boot I built follows the README.rockchip, using the SD card and
>>>> boot option 1 (miniloader + Uboot + rkbin).
>>>> The script build script (arch PKGBUILD) can be found here:
>>>> https://github.com/adam900710/PKGBUILDs/blob/rockpi4/alarm/uboot-rockpi4/PKGBUILD
>>>> Any clue for the problem?
>>> Would you check this series [1]
>>> [1] https://patchwork.ozlabs.org/cover/1183700/
>> Any git repo? I hate to apply large patchset especially when there are
>> conflicts...
> Hmm.. I didn't find the repo on the cover-letter. Did you check the
> u-boot-kerveryang github, may be Kever would place these on that repo
> I think.

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