On Thursday, September 03, 2015 at 12:17:13 PM, Jian Luo wrote: Hi!
[...] > >> Yes, I can. But U-Boot can still have problem with other Image which > >> disables ECC. > >> I found another post related to this problem > >> https://lkml.org/lkml/2015/2/6/685 . > >> > >> Quote: To initialize ECC, the OCRAM needs to enable ECC then clear > >> > >> the entire > >> > >> memory to zero before using it. > > Hi! > > > Oh, but that is a problem, since we're running from the OCRAM ourselves, > > thus we cannot clear the OCRAM. Maybe we should force-disable the ECC > > instead? But can we be sure that the corruption does not happen when > > you disable ECC ? > > Yes, that will be a problem. It's also why I let the SYSMGR_ECC_OCRAM_EN > bit intact in the patch. OK, but what about turning the ECC off in the SPL, will that also introduce corruption or not ? That might be the right fix, no ? Best regards, Marek Vasut _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
