Messages in this thread | | | From | Oliver Neukum <> | Subject | Re: USB mass storage and ARM cache coherency | Date | Thu, 18 Feb 2010 07:56:14 +0100 |
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Am Mittwoch, 17. Februar 2010 21:30:24 schrieb Gadiyar, Anand: > > Why do you skip mapping the setup packet but not the data packet? > > > > I think that's oversight. For this controller, we need to skip mapping > all buffers used to do transfers on EP0, which is all control transfers.
One thing more. Do you have an issue with EP 0 only or all control endpoints? EP 0 must be control, but devices are within spec if they have multiple control endpoints provided EP 0 is control.
Regards Oliver
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