Hi Dann, On Tue, Aug 11, 2015 at 7:36 AM, Dann Frazier <dann.frazier@xxxxxxxxxxxxx> wrote: > On Mon, Aug 10, 2015 at 2:15 PM, Loc Ho <lho@xxxxxxx> wrote: >> Hi Dann, >> >>>> v2: >>>> * Update binding documentation accordingly >>>> * Change all single bit defines to BIT(x) >>>> * Add support for L3 version 1 and 2 HW's >>>> * Change to use debug file system for error injection >>>> * In L3/SoC instance add function, allocate EDAC context after all >>>> initalization successed >>>> * Support raw or detail info for SoC EDAC error reporting >>>> >>>> v1: >>>> * Add L3/SoC support to the APM X-Gene SoC EDAC driver >>> >>> Loc, >>> I tested 4.2-rc5 on a Mustang board with one DIMM, and it hangs (RCU >>> stall) in xgene_edac_mc_irq_ctl() on modprobe. Same board with 2 DIMMs >>> boots fine. (U-boot 1.15.12). >> >> I just removed one of the two 16GB DIMM... with 4.2.0-rc1 and some >> code clean up in EDAC driver, it boots just fine... I don't believe >> the code clean up would affect it. Do you have the dump log? >> >> [root@dhcp-10-76-213-247 ~]# uname -a >> Linux dhcp-10-76-213-247 4.2.0-rc1+ #33 SMP PREEMPT Mon Aug 10 >> 13:23:03 MDT 2015 aarch64 GNU/Linux > > Sure: > http://paste.ubuntu.com/12055821/ > I've reproduced this on two machines. In both cases, we removed the > DIMM furthest from the CPU (in case that matters). This is an un-supported configuration. In the latest FW, the FW will flag this and won't boot. Please remove the DIMM closest to the CPU. FYI... I will be posting another version soon. -Loc -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
