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Re: uhci on non-x86
On Tue, 13 May 2008 13:37:17 -0400
Michael Lorenz <macallan%netbsd.org@localhost> wrote:
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> I dimly remember a thread about uhci not working very well no non-x86
> Yesterday I put VIA uhci/ehci board into my O2, connected to a USB
> harddisk. After torturing it for about 5 minutes with bonnie++ uhci
> complained about a DMA error and detached both umass and sd.
> Is this a known problem? I had an ex in there before which worked
> perfectly fine.
I couldn't get a VIA uhci/ehci board to work reliably on sparc64 when I
tried a couple of months ago. I guess it is a DMA coherency issue.
You could try the "itohy-usb1" branch. I think it's supposed to fix
such issues. I don't know what the current state of the code is, though.
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