Re: Developer wanted: AMD64 port of Jailhouse hypervisor

[Carlo Vitucci]

Il giorno mercoledà 23 aprile 2014 10:43:40 UTC+2, J. Kiszka ha scritto:
> On 2014-04-23 08:21, Carlo Vitucci wrote:
> 
> > Il giorno lunedà 14 aprile 2014 20:27:16 UTC+2, J. Kiszka ha scritto:
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> >> Hi all,
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> >>
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> >>
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> >>
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> >> so far the Linux-based Jailhouse hypervisor [1] is only available for
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> >>
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> >> Intel x86 CPUs. I'm now very happy to announce that AMD is offering to
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> >>
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> >> sponsor the initial port of Jailhouse to the AMD64 architecture. Our
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> >>
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> >> resources here are unfortunately bound to different tasks, but if anyone
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> >>
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> >> out there with the required skills is interested in working on this
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> >>
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> >> project, just reply to this email or contact me and Mazda directly.
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> >>
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> >>
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> >>
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> >> The work to be done is manageable: we basically need corresponding
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> >>
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> >> implementations of vmx.c and vtd.c in the current Jailhouse code base -
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> >>
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> >> provided our existing abstractions were done right. Someone familiar
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> >>
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> >> with virtualization on x86 in general and, ideally, even on AMD
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> >>
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> >> processors should be able to complete this task within a couple of weeks.
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> >>
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> >>
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> >>
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> >> For more details on the Jailhouse architecture and implementations, see
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> >>
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> >> our slowly growing Documentation folder in the source tree or simply ask
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> >>
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> >> on the mailing list.
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> >>
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> >>
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> >>
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> >> Jan
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> >>
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> >>
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> >>
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> >> [1] https://github.com/siemens/jailhouse
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> >>
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> >>
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> >>
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> >> -- 
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> >>
> 
> >> Siemens AG, Corporate Technology, CT RTC ITP SES-DE
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> >>
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> >> Corporate Competence Center Embedded Linux
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> > 
> 
> > Hello jailhouse,
> 
> >  just a thought, if I could. AMD64 is not officially delivered and one
> 
> >  of the most important new features, that is the direct interrupt delivery,
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> >  is without a final specification. in other words, ARMv8 is the only suitable
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> >  architecture for Jailhouse porting, but there is still a bit fog around.
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> 
> 
> I'm not sure if I got your point yet: AMD64 stands for the
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> well-established x86-64 architecture with AMD-specific parts like the
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> virtualization extensions. All these transistors and specs are broadly
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> available for years.
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> 
> 
> Regarding direct interrupt delivery: on Intel, we do not depend on
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> specific hardware support to provide this feature, and I bet we can port
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> that approach to AMD as well.
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> 
> 
> Jan
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> 
> 
> -- 
> 
> Siemens AG, Corporate Technology, CT RTC ITP SES-DE
> 
> Corporate Competence Center Embedded Linux

Sorry Jan,
 my misyake. I was referring to ARMv8 architecture, but I wrote AMD64 at the beginning instead of ARM64... sorry for the confusion!
BR/
Carlo