[Skiboot] [PATCH v8 01/24] OPAL: Add OPAL boot entry address to device tree

Vasant Hegde hegdevasant at linux.vnet.ibm.com
Fri Jun 28 19:04:22 AEST 2019

On 06/28/2019 06:18 AM, Nicholas Piggin wrote:
> Vasant Hegde's on June 17, 2019 3:10 am:
>> Needed for creating OPAL core file.
>> Sample output:
>> --------------
>>    sys/firmware/devicetree/base/ibm,opal # lsprop
>>    ...
>>    opal-boot-address
>> 		 00000000 30002560
>>    ...
> Why is this needed? We can't derive it from the symbol table?

Kernel needs this address to generate proper OPAL dump. We can read it
from symbol table. But then kernel has to read OPAL symbol table and
parse it to get the data.

Hence I have added this property so that kernel can directly read DT
to get entry address.


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