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Re: debian bootup hangs on qemu-system-mips64el




于 2020年1月13日 GMT+08:00 上午10:35:18, Jun Sun <jsun@junsun.net> 写到:
>Thanks, Jiaxun.  See more questions below.
>
>Jun
>
>On Sun, Jan 12, 2020 at 5:17 PM Jiaxun Yang <jiaxun.yang@flygoat.com>
>wrote:
>>
>>
>>
>> 于 2020年1月13日 GMT+08:00 上午3:34:18, Jun Sun <jsun@junsun.net> 写到:
>> >Are you sure QEMU/MIPS does not support SMP?  Below link written in
>> >2016 clearly shows something was working then.
>> >
>>
>>https://www.mips.com/blog/how-to-run-smp-linux-in-qemu-on-a-mips64-release-6-cpu/
>> >
>> >Also, as Lixing mentioned in our private exchange, there is SMP
>> >support for loongson.  Lixing, I assume loongson SMP support is
>> >already merged in QEMU repo, right?  Can you point out the relevant
>> >source code directories?
>> Hi Jun,
>>
>> As far as I known, Loongson is using there own SMP IPI implementation
>instead of MIPS MT One.
>> There QEMU implementation could be found here [1].
>> QEMU have implemented MIPS MT ASE for SMP.
>>
>
>Do you know how to enable and run MIPS MT ASE in qemu?  For with CPU
>options?

I tried maxcpus=2 cpu=34kf for malta long ago and it was working.
But I'm not sure whether it still works now.


-- 
Jiaxun Yang


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