Re: boot kylinos kernel in loongson3-virt machine get "data bus error"

[Jiaxun Yang]

On Mon, May 17, 2021, at 10:43 AM, ZHAOWANCHENG wrote:
> At 2021-05-13 17:53:08, "Jiaxun Yang" <jiaxun.yang@flygoat.com> wrote:
> 
> >
> >
> >在 2021/5/13 17:50, Philippe Mathieu-Daudé 写道:
> >> Hi,
> >>
> >> Cc'ing the maintainers.
> >>
> >> On 5/13/21 11:41 AM, ZHAOWANCHENG wrote:
> >>> hello, everyone.
> >>>
> >>> I tried to use loongson3-virt machine and install kylinos, but failed,
> >>> can anyone help me to find reason?
> >
> >Hi Wencheng,
> >
> >KylinOS uses their custom kernel, which doesn't support loongson3-virt 
> >machine presently.
> >
> >Please replace it with mainline kernel 5.10+ or Lemote's LTS tree.
> >
> >Thanks.
> >
> >- Jiaxun
> 
> ok, i understand, thank you very much.
> 
> Then if i want to boot KylinOS-10 with other machine(like malta), where 
> can i download a bios bin file?
> And the kernel version of KylinOS-10 is 4.19

malta is also unsupported by kylinos. Their custom kernel can only boot on 
physical loongson machine as we don't fully emulate hardware behavior in qemu.


Please replace the kernel of kylinos with upstream one.

You may use uboot with malta, build from upstream works fine for me.

Thanks.

- Jiaxun

> 
> 
>  
> 


-- 
- Jiaxun