Re: Marvell SATA driver

[Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>]

> > > I think the option 'PCIIDE_OPTIONS_NODMA' is options for pciide(4).
> > > the mvsata(4) not use and not include pciide.
> 
> > But isn't it better to use cf_flags like pciide(4) rather than
> > options in config(5) and #ifdefs?
> 
> Please specify flags of wd(4) if you do not use DMA for a HDD in which
> you are.  see man wd(4).

I'm not asking howto, but design.

My question is:
"Is there any particular reason why do you choose a different method
 (i.e. #ifdef with options) from other ATA drivers to disable DMA?"
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Izumi Tsutsui