Stuart Hayes here at Dell has identified this or/and mix-up in the ehci-hcd driver. Because of this, ehci-hcd is not properly released by BIOSes supporting full 2.0 and port behavior can then become erratic.
This is broken in latest 2.4 and 2.6. Gary Lerhaupt Dell Linux Development http://linux.dell.com --- linux/drivers/usb/host/ehci-hcd.c.orig 2004-06-05 03:12:18.000000000 -0500 +++ linux/drivers/usb/host/ehci-hcd.c 2004-06-05 01:18:51.000000000 -0500 @@ -290,7 +290,7 @@ static int bios_handoff (struct ehci_hcd int msec = 500; /* request handoff to OS */ - cap &= 1 << 24; + cap |= 1 << 24; pci_write_config_dword (ehci->hcd.pdev, where, cap); /* and wait a while for it to happen */ ------------------------------------------------------- This SF.Net email is sponsored by The 2004 JavaOne(SM) Conference Learn from the experts at JavaOne(SM), Sun's Worldwide Java Developer Conference, June 28 - July 1 at the Moscone Center in San Francisco, CA REGISTER AND SAVE! http://java.sun.com/javaone/sf Priority Code NWMGYKND _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
