I'm adding Andrew Lunn in hope this can be tracked down. This relates to Kirkwood machines with 1 GB of RAM. CONFIG_VMSPLIT_3G seems to lead to network problems.
* Timo Jyrinki <timo.jyri...@gmail.com> [2019-04-26 14:29]: > ti 23. huhtik. 2019 klo 1.37 Matti Viljanen (matti.vilja...@kapsi.fi) > kirjoitti: > > I have a Fujitsu Q703 aka. QNap TS-221, with 1GB of RAM and 6282 variant > > chip inside, and I have hit this behavior. > ... > > it get an IP address but the LEDs blink normally - I think this is the > > same situation Timo had. I have used the recovery image QNap provided > > and re-flashed the kernel by flash-debian script (and manually cat-ing, > > too), but soon I should have my TTL serial adaptor ready. > > Thanks a lot for testing, and confirming something goes wrong with > CONFIG_VMSPLIT_3G. > > > I would like to help testing, if you have any ideas. What should I try next? > > Alas I'm out of my depth on the topic regarding what to try next if > wanting to use the whole 1GB of RAM. > > The workaround limiting RAM to 768MB works fine, and since no variant > seems to have over 1GB RAM, maybe it's acceptable tradeoff for most so > this hasn't seen more progress. The workaround in u-boot with the > adapter is described at > https://lists.debian.org/debian-arm/2018/06/msg00000.html , and after > setting that I've used my TS-221 for the past year. It can also be set > via fw_printenv and fw_setenv (not tested myself) as instructed at > http://karuppuswamy.com/wordpress/2012/04/16/u-boot-tools-for-debian-arm-linux-in-qnap-server/. > fw_printenv gives me the following on the last line: > bootargs=console=ttyS0,115200 root=/dev/ram initrd=0xa00000,0x900000 > ramdisk=34816 mem=768M > > -Timo -- Martin Michlmayr https://www.cyrius.com/
