Hi, On 6/24/19 6:42 AM, Christoph Hellwig wrote: > Hi all, > > below is a series to support nommu mode on RISC-V. For now this series > just works under qemu with the qemu-virt platform, but Damien has also > been able to get kernel based on this tree with additional driver hacks > to work on the Kendryte KD210, but that will take a while to cleanup > an upstream. > > To be useful this series also require the RISC-V binfmt_flat support, > which I've sent out separately. > > A branch that includes this series and the binfmt_flat support is > available here: > > git://git.infradead.org/users/hch/riscv.git riscv-nommu.2 > > Gitweb: > > > http://git.infradead.org/users/hch/riscv.git/shortlog/refs/heads/riscv-nommu.2 > > I've also pushed out a builtroot branch that can build a RISC-V nommu > root filesystem here: > > git://git.infradead.org/users/hch/buildroot.git riscv-nommu.2 > > Gitweb: > > > http://git.infradead.org/users/hch/buildroot.git/shortlog/refs/heads/riscv-nommu.2 > > Changes since v1: > - fixes so that a kernel with this series still work on builds with an > IOMMU > - small clint cleanups > - the binfmt_flat base and buildroot now don't put arguments on the stack > >
Since you are using binfmt_flat which is kind of 32-bit only I was expecting to see CONFIG_COMPAT (or something similar to that, like ILP32) enabled, yet I could not find it. I do not know much about RISC-V architecture, so it is why I'm wondering how you deal with that? Cheers Vladimir
