On Mon, Sep 6, 2021 at 11:23 AM LIU Zhiwei <zhiwei_...@c-sky.com> wrote: > > > On 2021/9/2 上午10:47, Bin Meng wrote: > > On Thu, Sep 2, 2021 at 10:44 AM LIU Zhiwei <zhiwei_...@c-sky.com> wrote: > >> > >> On 2021/9/2 上午9:59, Bin Meng wrote: > >>> On Thu, Sep 2, 2021 at 9:02 AM LIU Zhiwei <zhiwei_...@c-sky.com> wrote: > >>>> On 2021/9/1 下午9:05, Bin Meng wrote: > >>>>> On Wed, Sep 1, 2021 at 8:51 PM LIU Zhiwei <zhiwei_...@c-sky.com> wrote: > >>>>>> These variables should be target_ulong. If truncated to int, > >>>>>> the bool conditions they indicate will be wrong. > >>>>>> > >>>>>> As satp is very important for Linux, this bug almost fails every boot. > >>>>> Could you please describe which Linux configuration is broken? > >>>> I use the image from: > >>>> > >>>> https://gitlab.com/c-sky/buildroot/-/jobs/1251564514/artifacts/browse/output/images/ > >>>> > >>>>> I have > >>>>> a 64-bit 5.10 kernel and it boots fine. > >>>> The login is mostly OK for me. But the busybox can't run properly. > >>> Which kernel version is this? > >> 5.10.4 > >>> Could you please investigate and > >>> indicate in the commit message? > >>> > >>> I just tested current qemu-system-riscv64 can boot to Ubuntu 20.04 > >>> distro user space. > >> Very strange. This will cause tlb_flush can't be called in this function. > >> > > Did your kernel enable asid? > > Yes. Is it matter?
Not sure, the tbl_flush is on the ASID path. I suspect the kernel we (Alistair and me) tested did not enable ASID. Regards, Bin
