svn commit: r186878 - head/sys/dev/mpt

[John Baldwin]

On Tuesday 20 January 2009 4:46:12 am Patrick Hurrelmann wrote:
> On Thu, 15 Jan 2009 10:31:42 -0500
> John Baldwin <jhb at freebsd.org> wrote:
> 
> > On Wednesday 07 January 2009 4:52:47 pm Marius Strobl wrote:
> > > Author: marius
> > > Date: Wed Jan  7 21:52:47 2009
> > > New Revision: 186878
> > > URL: http://svn.freebsd.org/changeset/base/186878
> > >
> > > Log:
> > >   Make the whole initiator mode part of mpt(4) endian-clean,
> > >   specifically SPI controllers now also work in big-endian
> > >   machines and some conversions relevant for FC and SAS
> > >   controllers as well as support for ILP32 machines which all
> > >   were omitted in previous attempts are now also implemented.
> > >   The IOCTL-interface is intentionally left (and where needed
> > >   actually changed) to be completely little-endian as otherwise
> > >   we would have to add conversion code for every possible
> > >   configuration page to mpt(4), which didn't seem the right
> > >   thing to do, neither did converting only half of the user-
> > >   interface to the native byte order.
> > >   This change was tested on amd64 (SAS+SPI), i386 (SAS) and
> > >   sparc64 (SAS+SPI). Due to lack of the necessary hardware
> > >   the target mode code is still left to be made endian-clean.
> > >
> > >   Reviewed by:	scottl
> > >   MFC after:	1 month
> > 
> > If you wish to test the mpt_user interface on a big-endian machine
> > you may use //depot/jhb/raid/usr.sbin/mptutil/...
> > 
> > It is likely going to need a lot of sprinkled htole*() and letoh*()
> > though.
> 
> Hi John,
> 
> great to hear that! I just checked out mptutil on 7.0 and it works
> fine with a bunch of Dell PERC 5iR :)
> 
> Do you mind if i grab the sources and create a port of it? I guess many
> people are eagerly waiting to monitor their mpt arrays as stated on
> several lists. This would also give mptutil a much greater base of
> testers.

Actually, I probably want to commit it into HEAD.  If you want a monitoring 
daemon you can look at 'mptd' in the same p4 branch (and 'ard' for monitoring 
ata-raid volumes).

-- 
John Baldwin