[meta-freescale] imx.c RXTL
Fabio Estevam
festevam at gmail.com
Wed Apr 29 08:29:29 PDT 2015
Hi Will,
On Wed, Apr 29, 2015 at 10:24 AM, Fabio Estevam <festevam at gmail.com> wrote:
> Hi Will,
>
> On Wed, Apr 29, 2015 at 9:08 AM, Frazer, Will <will.frazer at eurotech.com> wrote:
>
>> In tests I can see that with the value set as 1, under intensive serial use,
>> CPU use goes towards about 20% (solo core). With the value set to 14 it’s
>> closer to 2%.
>
> I think your proposal makes sense.
>
> Should we also change TXTL?
I tested your proposal and it seems we need some logic to adjust the RXTL value.
For console operation we need it to be RXTL, otherwise we miss echoing
the chars.
Regards,
Fabio Estevam
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