RE: [Xen-ia64-devel] RE: _OSI(Linux) == false

["Xu, Anthony" <anthony.xu@xxxxxxxxx>]

>That's the major issue.  There are at least half a dozen of OS for ia64 and
>we are not sure this method won't break another OS.
>

I only know linux, windows, BSD for ia64.
Can you help list OSes for IA64?

Thanks,



>From: tgingold@xxxxxxx [mailto:tgingold@xxxxxxx]
>Sent: 2007年8月21日 20:07
>To: Xu, Anthony
>Cc: Alex Williamson; xen-ia64-devel
>Subject: RE: [Xen-ia64-devel] RE: _OSI(Linux) == false
>
>Quoting "Xu, Anthony" <anthony.xu@xxxxxxxxx>:
>
>> Alex,
>>
>> Just talked with ACPI export, he said because the path for linux is not fully
>> tested, and they have been using windows path, the _OSI(linux) will return
>> false.
>>
>> In this situation, we can't tell guest OS depending on _OSI.
>> And he said, currently there is no other method to get Os type.
>>
>> In this situation,
>> Can you fall back to our old method?
>>
>> Windows is using 8K preferred page size in region 7.
>> Linux is using 16M preferred page size in region 7.
>>
>> I think these will change rarely, so we can depend on this.
>>
>> Another difference is,
>> Windows enable VHPT in region 7,
>> While linux disable VHPT in region 7,
>> I think these will also change rarely.
>>
>> I think both these methods work if we don't need to support other OS.
>
>That's the major issue.  There are at least half a dozen of OS for ia64 and
>we are not sure this method won't break another OS.
>
>ACPI method is fine.  If it could't work, I'd prefer explicit flag in xm
>configuration file.
>
>Tristan.

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