Julian Margetson <[email protected]> writes: > On 12/21/2015 1:55 PM, Andy Shevchenko wrote: >> On Mon, Dec 21, 2015 at 7:26 PM, Julian Margetson <[email protected]> wrote: >>> On 12/21/2015 12:48 PM, Andy Shevchenko wrote: >>>> On Sun, 2015-12-20 at 22:55 +0200, Andy Shevchenko wrote: >>>>> On Sun, Dec 20, 2015 at 10:17 PM, Andy Shevchenko >>>>> <[email protected]> wrote: >>>>>> On Sun, Dec 20, 2015 at 8:49 PM, Måns Rullgård <[email protected]> >>>>>> wrote: >>>>>> I noticed thanks to DWC_PARAMS that burst size is hardcoded to 32 >>>>>> items on this board, however registers for SATA program it to 64. I >>>>>> remember that I got no interrupt when I programmed transfer width >>>>>> wrongly (64 bits against 32 bits) when I ported dw_dmac to be used >>>>>> on >>>>>> Intel SoCs. >>>>> One more thing, I have a patch to monitor DMA IO, we may check what >>>>> exactly the values are written / read in DMA. I can share it >>>>> tomorrow. >>>> As promised the patch I have to debug IO of DW DMA. Didn't check though >>>> if it applies cleanly on top of recent vanilla kernel. >> So, the original driver (with patch from Måns) works, right? >> > The hard drive is recognized . > These system gets unresponsive with USB devices like the mouse and > keyboard not responding when I start Gparted.
Did you disable the SATA and DMA debug messages? -- Måns Rullgård -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
