On Tue, 2020-03-24 at 15:47 +1100, Michael Ellerman wrote: > Chris Packham <chris.pack...@alliedtelesis.co.nz> writes: > > Hi All, > > > > Just booting up v5.5.11 on a Freescale T2080RDB and I'm seeing the > > following mesage. > > > > kern.warning linuxbox kernel: Argh, can't find dcache properties ! > > kern.warning linuxbox kernel: Argh, can't find icache properties ! > > > > This was changed from DBG() to pr_warn() in commit 3b9176e9a874 > > ("powerpc/setup_64: fix -Wempty-body warnings") but the message > > seems > > to be much older than that. So it's probably been an issue on the > > T2080 > > (and other QorIQ SoCs) for a while. > > That's an e6500 I think? So 64-bit Book3E. >
Yes that's correct. > You'll be getting the default values, which is 64 bytes so I guess > that > works in practice. > > > Looking at the code the t208x doesn't specifiy any of the d-cache- > > size/i-cache-size properties. Should I add them to silence the > > warning > > or switch it to pr_debug()/pr_info()? > > Yeah ideally you'd add them to the device tree(s) for those boards. > I think the info I need is in the block diagram[0]. I'll whip up a patch. -- [1] - https://www.nxp.com/products/processors-and-microcontrollers/power-architecture/qoriq-communication-processors/t-series/qoriq-t2080-and-t2081-multicore-communications-processors:T2080