[U-Boot] [PATCH 17/28] armv8/fsl-lsch3: Enable system error aborts

York Sun
2015-03-19T19:54:59Z

On 03/19/2015 12:52 PM, Scott Wood wrote:
> On Thu, 2015-03-19 at 18:14 +0000, Mark Rutland wrote:
>> On Thu, Mar 19, 2015 at 04:45:48PM +0000, York Sun wrote:
>>> From: Scott Wood <scottwood@freescale.com>
>>>
>>> This lets us see the problems (close to) when they happen,
>>> rather than Linux hanging when it enables them prior to having a
>>> working console.
>>
>> FYI, if the Linux driver for your UART supports earlycon, that should
>> work since commit 7a9c43bed891d1f8 ("setup: Move unmask of async
>> interrupts after possible earlycon setup").
>
> I wrote this patch in the context of board bringup, where I was stuck
> using an older kernel. In any case, when U-Boot causes a problem we
> want to see it in U-Boot.
>
>> I hope that SError is masked again prior to entering Linux, as required
>> by the boot protocol?
>
> Doesn't look like it based on grepping for daifset.
>
> Where is the boot protocol documented? Just for future reference -- I
> agree that leaving this enabled during the handover would be a bad
> thing.
>
>> Mark.
>>
>>> Signed-off-by: Scott Wood <scottwood@freescale.com>
>
> York, where's your signoff since you're the one submitting the patch?

I am sending many patches in this set. Since I didn't contribute to this patch,
I didn't add my signed-off-by.

York