On Fri, 10 Nov 2006, Smriti Dhankar wrote: > Hello All, > I am trying to bring up Linux usb stack on our board which has an ehci > controller. I am able to detect the usb mass storage device and mount > it. I am also able to read/write the device. But specifically with few > devices after or during the mount, following error is flashed on the > console several times. > "SCSI error : <0 0 0 0> return code = 0x70000". On further digging, I > found that there is a transaction timeout error for the USB device. > This error is first indicated in the case where the host transmits an > IN token and waits for the DATA0/1 from the device. Surprisingly the > same usb device works with my windows machine without any errors. > > Can anyone help on what could be wrong?
You should get more information. Turn on CONFIG_USB_DEBUG and CONFIG_USB_STORAGE_DEBUG when you build the kernel. How do you know the host transmitted an IN packet but did not receive a DATA packet? Do you have a USB bus analyzer? Alan Stern ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
