[OpenPower-Firmware] [PATCH V3] Update VGA Ownership register value.

Mamatha Inamdar mamatha4 at linux.vnet.ibm.com
Tue Jul 26 12:28:48 AEST 2016


Hi Jeremy,

I am not sure whether this hardware has digital video output,
I have sent mail to Paul G Robertson, who is the originator of the bug,
but have not got any reply.


On 07/21/2016 06:47 AM, Jeremy Kerr wrote:
> Hi Mamatha,
>
> I had asked in an earlier mail, but maybe you missed it - does this
> hardware have a digital video output?
>
> [If not, I'd be surprised that bit 18 changes anything here, but that
> could just be my misunderstanding of the hardware]
>
>> The new value of SCU2C register is updated with mask value ~0x70080,
>> which will enable VGA mode by resetting bits 18,17,16 and 7 in SCU2C
>> control register.
>>
>> Signed-off-by: Mamatha Inamdar <mamatha4 at linux.vnet.ibm.com>
> Acked-By: Jeremy Kerr <jk at ozlabs.org>
>
> Regards,
>
>
> Jeremy
>



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