Subject: Re: scsibus capabilities.
To: Manuel Bouyer <bouyer@antioche.eu.org>
From: Matt Thomas <matt@3am-software.com>
List: tech-kern
Date: 05/15/2002 19:40:00
At 12:12 PM 5/15/2002, Manuel Bouyer wrote:
> > The alternative would be to add a chan_cap field to the
> > scsipi_channel and various SCSIBUS_CAP_ bits to describe the
> > capability of the channels and then let scsibusattach print
> > those out.
>
>Do we want to print the capability, or the current mode (or both) ?
>LVD adapters can switch between LVD and SE depending on terminators
>on the bus.
I'd say current mode for bus type.
scisbus0 at mpi0 channel0: 15 targets, LVD, sync (xx.0ns, max offset yy),
16-bit, DT (160.00MB/s)
For the chan_cap, I propose we reuse the PERIPH_CAP_ definitons extending
them as needed. That way we can easily do (chan_cap & periph_cap) for
testing.
--
Matt Thomas Internet: matt@3am-software.com
3am Software Foundry WWW URL: http://www.3am-software.com/bio/matt/
Cupertino, CA Disclaimer: I avow all knowledge of this message