On Fri, 25 Jul 2003, Matthias Fuchs wrote: > Hi, > > it seems that our problem with the USB-pendrive is easy to explain, > but not difficult to solve: > > We are using a ohci controller on a cache-incoherent system (IBM PowerPC 405). > This causes a lot of problems in the USB system during DMA'ing to > non-cacheline-aligned > memory regions.
I forget what version of Linux you're using, but try 2.6.0 (if you can). Over the last month or so I made a lot of changes in the usb-storage driver to fix up its DMA accesses. Your system ought to be a good test case. If you still get DMA errors, please send a detailed debugging log. Alan Stern ------------------------------------------------------- This SF.Net email sponsored by: Free pre-built ASP.NET sites including Data Reports, E-commerce, Portals, and Forums are available now. Download today and enter to win an XBOX or Visual Studio .NET. http://aspnet.click-url.com/go/psa00100003ave/direct;at.aspnet_072303_01/01 _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
