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Werner Almesberger 376236949b atusb/fw/usb/: we were busy-looping on TXINI. Mask the interrupt when idle.
- usb/usb.h (usb_ep_change), usb/atu2.c (usb_ep_change): new function
  called by the USB stack to notify the hardware-specific driver of
  an endpoint state change (EP_TX or EP_RX)
- usb/usb.c (usb_io): call usb_ep_change
- usb/atu2.c (handle_ep): mask TXINI if we have nothing to send
2011-06-11 14:17:44 -03:00
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