Subject: Re: wrong bus_dma(9) usage in dev/ic/lsi64854.c
To: None <thorpej@zembu.com>
From: Izumi Tsutsui <tsutsui@ceres.dti.ne.jp>
List: port-sparc
Date: 04/01/2001 21:17:17
In <20010331231057.K19752@dr-evil.shagadelic.org>
thorpej@zembu.com wrote:
> > > - BUS_DMA_COHERENT is specified to bus_dmamap_load() flags
> > > - VA is passed to bus_dmamap_sync() as offset
> > >
> > > I think the attached diff is correct, but I don't have any Ultra
> > > machines to test. (stream and sync are no-op on sun4c)
> >
> > You should not use STREAMING -- STREAMING is the "opposite" of
> > STREAMING.
>
> Err, STREAMING is the "opposite" of COHERENT.
Yes, I know, but I think this dmamap is actually used
for "streaming" data of esp/fas SCSI.
---
Izumi Tsutsui
tsutsui@ceres.dti.ne.jp