[U-Boot] [RFC] 0/4] Add Pl330 DMA support

Marek Vasut
2016-10-14T15:09:01Z

On 10/14/2016 03:08 PM, Dinh Nguyen wrote:
>
>
> On 10/14/2016 02:23 AM, Marek Vasut wrote:
>> On 10/10/2016 05:52 PM, Dinh Nguyen wrote:
>>> Hi,
>>
>> Hi,
>>
>>> This patchset adds the PL330 DMA driver to U-Boot. The SoCFPGA platform makes
>>> use of the PL330 to transfer zereos to the SDRAM which enables the ECC bit.
>>
>> Is there some considerable performance benefit over memset() in this case ?
>>
>
> Yes, with the DMA, it takes ~1.5 secs, with memset, it's ~15 secs.

Understood, thanks. I hope the scrubbing can be disabled in non-ECC case ?

> Dinh
>

--
Best regards,
Marek Vasut