re: Netra X1 with WD0 and AcerIDE

[matthew green <mrg%eterna.com.au@localhost>]

> > aceride0 at pci0 dev 13 function 0
> > aceride0: Acer Labs M5229 UDMA IDE Controller (rev. 0xc3)
> 
> i notice that openbsd disables some DMA on this device:
> 
>       if (rev < 0xC4)
>               sc->sc_wdcdev.cap |= WDC_CAPABILITY_NO_ATAPI_DMA;
> 
> i guess it isn't stable or our driver is broken, and this is necessary
> for at least now.

actually, this got removed later.

still, this seems like part of the problem.


.mrg.