> -----Original Message----- > From: Dinh Nguyen <dingu...@kernel.org> > Sent: Thursday, June 11, 2020 2:55 AM > To: Marek Vasut <ma...@denx.de>; Nico Becker <u-boot@ic- > automation.de>; u-boot@lists.denx.de > Cc: simon.k.r.goldschm...@gmail.com; Tan, Ley Foon > <ley.foon....@intel.com> > Subject: Re: [PATCH] arm: dts: socfpga: l2c-310 full line of zeros error > @kernel boot > > > > On 6/10/20 8:23 AM, Marek Vasut wrote: > > On 6/10/20 3:21 PM, Nico Becker wrote: > >> Am 10.06.2020 um 15:19 schrieb Marek Vasut: > >>> On 6/10/20 3:14 PM, Nico Becker wrote: > >>>> if i remove the arm,shared-override option in the dts file, the > >>>> kernel boot without an error. > >>>> With the option the kernel boots with the following error: > >>>> dmesg --level=err > >>>> L2C-310: enabling full line of zeros but not enabled in Cortex-A9 > >>>> > >>>> i ve no idea why the parameter have an effect on that. i try > >>>> several kernels, allays the same behavior. > >>>> > >>>> > >>>> diff --git a/arch/arm/dts/socfpga.dtsi b/arch/arm/dts/socfpga.dtsi > >>>> index eda558f2fe..c2173416c7 100644 > >>>> --- a/arch/arm/dts/socfpga.dtsi > >>>> +++ b/arch/arm/dts/socfpga.dtsi > >>>> @@ -719,7 +719,6 @@ > >>>> arm,data-latency = <2 1 1>; > >>>> prefetch-data = <1>; > >>>> prefetch-instr = <1>; > >>>> - arm,shared-override; > >>>> arm,double-linefill = <1>; > >>>> arm,double-linefill-incr = <0>; > >>>> arm,double-linefill-wrap = <1>; > >>>> > >>> Do you use latest u-boot/master or some older version ? Which one? > >> > >> sorry, i forget it. > >> > >> i use v2020.01 > > > > Should be OK I think. Hmmmmm, I suspect this is another fun with the > > ACTLR/CPACR registers, like > 937db7188e3a5ab8f802eff9b57854189379667a . > > Ley, any ideas ? > > > > I just tested with > > 2020.07-rc4-00022-gbe79009f3b along with linux v5.7, > > and I no longer see the error. > Yes, I also just tested 2020.04 uboot and 5.4.23-lts kernel, also didn't see this error. What kernel version you are using?
Regards Ley Foon