svn commit: r253708 - head/sys/dev/ipmi

[Sean Bruno]

On Mon, 2013-07-29 at 12:59 -0700, Sean Bruno wrote:
> On Mon, 2013-07-29 at 10:54 -0400, John Baldwin wrote:
> > On Saturday, July 27, 2013 12:32:34 pm Sean Bruno wrote:
> > > Author: sbruno
> > > Date: Sat Jul 27 16:32:34 2013
> > > New Revision: 253708
> > > URL: http://svnweb.freebsd.org/changeset/base/253708
> > > 
> > > Log:
> > >   At some point after stable/7 the ACPI and ISA interfaces to the IPMI controller
> > >   no longer have the parent in the device tree.  This causes the identify
> > >   function in ipmi_isa.c to attempt to probe and poke at the ISA IPMI interface
> > 
> > They never had a common parent, even in 6.x and 7.x.
> > 
> The identify function in isa_ipmi.c shows that there is already an
> ipmi(4) device attached (ACPI) version and aborts on 7.x.  in 9.x and
> higher (not testing on 8.x) the identify function does not see an
> attached ipmi interface and attempts to create /dev/ipmi1
> 
> Am I just confused on the bus relationship here?
> 
> We've gone over this a couple of times in different emails on different
> lists.  I've just never sat down and walked through the code.  If you
> see a better way to keep ipmi(4) from erroneously attaching to the ISA
> interface, let me know.


Or ... ya know, I could just be 100% wrong?

stable/7 attaches to an /dev/ipmi1 as well on these Dell R410 units.
*sigh*

http://people.freebsd.org/~sbruno/ipmi_sean_is_wrong.txt

so, the modification I made does resolve the "ipmi1" thing alltogether
and is correct (AFAIK), but should be applied to all revisions, not just
9/head.

Or, am I wrong again?  :-)

Sean
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