Re: Firewire/USB Card for Qube 2

Izumi Tsutsui <[email protected]>
Newsgroups gmane.os.netbsd.ports.cobalt
Message-ID <[email protected]> 
I wrote:

> But current EHCI/UHCI/OHCH drivers completely lack
> bus_dmamap_sync(9) calls so there might be DMA cache
> coherent problem on heavy load.

Okay, I got the errors after some load:

umass0: BBB reset failed, TIMEOUT
umass0: BBB bulk-in clear stall failed, TIMEOUT

Maybe we should wait itohy-usb1 branch (which aims
"USB stack overhaul, mostly DMA related") merge...
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Izumi Tsutsui
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