On 10/14/2016 10:09 AM, Marek Vasut wrote: > 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 performanCONFIG_HPS_SDR_CTRLCFG_CTRLCFG_ECCENce >>> 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 ? >
Yes, the scrubbing is only done if CONFIG_HPS_SDR_CTRLCFG_CTRLCFG_ECCEN == 1. Dinh _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
