Re: [kvm-unit-tests PATCH v2 2/2] powerpc: select endianness

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On 29/02/2016 17:06, Paolo Bonzini wrote:
> 
> 
> On 26/02/2016 19:45, Andrew Jones wrote:
>>>> +	LOAD_REG_ADDR(r10,rtas_return_loc)
>>>> +	mtlr	r10
>>>> +
>>>>  	LOAD_REG_ADDR(r10, rtas_blob)
>>>> -//FIXME: change this bctrl to an rtas-prep, rfid, rtas-return sequence
>>>> -	mtctr	r10
>>>> -	nop
>>>> -	bctrl
>>>> +	B_BE(r10)
> 
> Note that this doesn't apply.  I've applied patch 1 though.

Yes, Drew has changed this part, and anyway I have to rework this.

Thanks,
Laurent

> Paolo
> 
>>>> +
>>>> +rtas_return_loc:
>>>> +	RETURN_FROM_BE
>>>>  	ld	r0, 16(r1)
>>>>  	mtlr	r0
>>>>  	blr
>> Besides my earlier comment about always needing rfid to prep for the
>> rtas call (which my FIXUP comment here poorly indicated), then this
>> looks good to me. Although I'm not sure I like the name RETURN_FROM_BE,
>> as sometimes we're returning to LE, and sometimes we're not. In the
>> not case, it's a bit confusing.
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