Re: [Qemu-devel] [Consult] microblaze: About running upstream main branch qemu

[Chen Gang]

And I still shall try qemu and kernel distribution for testing.

But excuse me, maybe I can not finish within this month, I shall try to
finish within next month.

Thanks.

发自我的 iPad

> 在 2014年10月22日，上午8:28，Chen Gang <address@hidden> 写道：
> 
> OK, thanks, there are multiple branches in upstream qemu. Sorry
> for my original said, and I can only say: for upstream  develop
> master branch, it does not support microblaze.
> 
> Excuse me, I does not mainly focus on only using qemu, and I
> also found another easier way for test microblaze toolchain (use sim of 
> binutils). So next, I will mainly focus on sim.
> 
> I also met some issues for sim, but I guess, I can analyze it,
> maybe also have chances to make patch for it (that is the main
> reason why I want to focus on it).
> 
> Thanks.
> 
> Send from Lenovo A788t.
> 
> Guenter Roeck <address@hidden> wrote:
> 
>>> On Tue, Oct 21, 2014 at 06:41:14PM +0800, Chen Gang wrote:
>>>> On 10/21/14 12:37, Guenter Roeck wrote:
>>>>> On 10/20/2014 08:23 AM, Chen Gang wrote:
>>>>>> On 10/19/2014 10:58 PM, Guenter Roeck wrote:
>>>>>> 
>>>>>> This doesn't use devicetree, but the configurations are known to be 
>>>>>> working
>>>>>> with kernel releases all the way back to kernel version 3.10.
>>>>> 
>>>>> Yeah, really it is !
>>>>> 
>>>>> After try upstream qemu and upstream kernel, for me, neither them can
>>>>> work well. For xilinx qemu with xilinux kernel, it should be well,
>>>>> although I still met issue below, is what I have done incorrect?
>>>> 
>>>> Difficult to say.
>>>> 
>>>> I use gcc 4.8.0 from kernel.org and qemu 2.1.2 with its default 
>>>> configuration
>>>> for the microblaze big endian target. No idea if that makes a difference,
>>>> but I would suggest to start with those.
>>>> 
>>>> For microblazeel I use gcc 4.9.1 built with buildroot 2014.08 for both
>>>> kernel and initramfs. Initramfs for that target is built from busybox.
>>> 
>>> OK, thank you very much for your information.
>>> 
>>> But sorry, I have to stop trying, because that is far from upstream qemu
>>> and upstream kernel (at present, I have no enough time resource on it).
>>> 
>>> My original goal is "use upstream microblaze qemu to test upstream gcc,
>>> binutils and glibc of microblaze". And now I find another ways: "use sim
>>> which is in upstream binutils to perform the related test".
>> You lost me. qemu 2.1.2 is the upstream qemu, and I do use upstream binutils
>> (2.24 if I recall corectly) as well as upstream gcc and upstream kernel.
>> Did I indicate otherwise in anything I said ? FWIW, should be able to use
>> qemu from distributions without recompiling it.
>> 
>> Thanks,
>> Guenter