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Re: [Xen-devel] Initial Mini-OS port to ARM64

Somehow, my gmail account claimed it sent the mail with Karim CCed, but
it was not in the thread. Adding Karim back.

Thanks Lars for spotting it!

On 02/16/2014 08:44 PM, Julien Grall wrote:
> On 16/02/14 15:51, Chen Baozi wrote:
>> Hi all,
> Hello Chen,
>> It is much later than I used to expect. I guess it might be help
>> to publish my work, though it is still not finished (and might not
>> be finished very soon...).
>> I began to try to port mini-os to ARM64 since last summer. Since
>> the 64-bit guest support is not quite well at that time, this
>> work had been stopped for a long time until two months ago.
>> Though it is still at very early stage, it at least can be built,
>> setup a early page table for booting, parse the DTB passed by the
>> hypervisor, and be debugged by printk at present. So I put it
>> on github in case someone might be interested in it. Here is the
>> url: https://github.com/baozich/minios-arm64
> Good job!
>> Right now, there are some troubles to make GIC work properly,
>> as I didn’t consider mapping GIC’s interface in address space and
>> follows x86’s memory layout which make the kernel virtual address
>> starts at 0x0. I’ll fix it as soon as possible.
> I think you should try to sync up with Karim (in CC). He has started to
> port mini-OS on arm32. Except assembly code (which should be fairly
> small) everything can be shared between the both architecture.
> If I remember correctly, Karim already wrote a GIC support but without
> FDT support.
>> Besides, there is still lots of work to be done. So any comments
>> or patches are welcome.
> Regards,

Julien Grall

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