On Jul 8, 2009, at 9:30 AM, Peter Tyser wrote: > On Wed, 2009-07-08 at 09:07 -0500, Kumar Gala wrote: >> Peter, >> >> Also, I'm not seeing anyone defining CONFIG_DDR_ECC_INIT_VIA_DMA for >> 83xx. I don't see any reason not to use DMA on 83xx. > > When I submitted the original patch I didn't see any 83xx boards using > either CONFIG_ECC_INIT_VIA_DDRCONTROLLER or > CONFIG_DDR_ECC_INIT_VIA_DMA. > It didn't look like the 83xx platform supported the > CONFIG_ECC_INIT_VIA_DDRCONTROLLER option at all, although some 83xx > boards make reference to !CONFIG_DDR_ECC_INIT_VIA_DMA. > > I don't have any 83xx boards to test on and am not that familiar with > the 83xx so I didn't look into fixing the inconsistencies. In a > perfect > world CONFIG_ECC_INIT_VIA_DDRCONTROLLER would be enabled for all 83xx > cpus that supported it, and the DMA init would be the default. > > I'd be happy to send a patch to change the 83xx arch to use DMA to > initialize ECC when !CONFIG_ECC_INIT_VIA_DDRCONTROLLER if someone else > will test. Do all 83xx CPUs have the Elo DMA controller DMA engine?
Yes, all 83xx's have Elo DMA controller. - k _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
