huh?

OBP on E25K's was always present for the adding and removal of CPU, 
memory, and I/O devices...

Not sure I see how that makes a case for removing it. ;)

Nathan.


Alexandre Chartre wrote:
> 
>  That's mostly because the OBP relies on a static configuration
> initialized when the system (or a domain) is started, and it does
> not support things like dynamic reconfiguration (e.g. add/removing
> cpu while the system is running). If the OBP was kept then it
> could become out of sync compared with the actual configuration.
> 
> alex.
> 
> On 02/11/10 04:08, jf simon wrote:
>> Alex,
>>
>>>>>  On sun4v platforms, when Solaris boots, the OBP is removed from
>>>>> the memory and you can not used it anymore when Solaris is running.
>>>>> This is done in order to properly support virtualization (with
>>>>> Logical Domains).
>>
>> BTW, why would OBP need to be removed for virtualization purposes?
>> -jfs
>>
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