[U-Boot] [PATCH v2 2/8] POST: add post_log_res field for post results in global data

Graeme Russ graeme.russ at gmail.com
Fri Sep 2 00:35:59 CEST 2011


Hi Mike,

On Fri, Sep 2, 2011 at 8:12 AM, Mike Frysinger <vapier at gentoo.org> wrote:
> On Thursday, September 01, 2011 11:39:21 Valentin Longchamp wrote:
>> The current post_log_word in global data is currently split into 2x
>> 16 bits: half for the test start, half for the test success.
>> Since we alredy have more than 16 POST tests defined and more could
>> be defined, this may result in an overflow and the post_output_backlog
>> would not work for the tests defined further of these 16 positions.
>>
>> An additional field is added to global data so that we can now support up
>> to 32 (depending of architecture) tests. The post_log_word is only used
>> to record the start of the test and the new field post_log_res for the
>> test success (or failure). The post_output_backlog is for this change
>> also adapted.
>
> Acked-by: Mike Frysinger <vapier at gentoo.org>

We still don't have an answer to the question as to if a change to the
global data structure requires a rev of the API version

Regards,

Graeme


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