On Tue, Jul 3, 2018 at 9:06 PM, Fabio Estevam <festevam@xxxxxxxxx> wrote: > Hi Logan, > > On Tue, Jul 3, 2018 at 3:01 PM, Logan Gunthorpe <logang@xxxxxxxxxxxx> wrote: > >> Besides that, it looks like we are hitting an undefined instruction. So >> my best guess is that we are somehow now calling a proper 64bit read >> when we should be calling two 32-bit reads. > > Yes, it seems that's the case. > >> Fabio, can you send your configuration? > > This is a imx6 board built with arch/arm/configs/imx_v6_v7_defconfig Btw, what is the environment did you use to build it? and what is the environment / make variable you supply (like ARCH, CROSS_COMPILE, etc)? -- With Best Regards, Andy Shevchenko