HP LH3000r hangs on boot with ACPI enabled

[Jung-uk Kim]

On Thursday 22 February 2007 01:33 pm, Moore, Robert wrote:
> Good. As always, we are available for assistance as needed.

Here are upstream patches against 20070126:

http://people.freebsd.org/~jkim/acpica/upstream-20070126.diff

Thanks!

Jung-uk Kim

> Thanks,
> Bob
>
> > -----Original Message-----
> > From: Nate Lawson [mailto:nate at root.org]
> > Sent: Wednesday, February 21, 2007 5:00 PM
> > To: John Baldwin
> > Cc: Moore, Robert; Stephen Hurd; freebsd-acpi at freebsd.org; Alexey
> > Starikovskiy; Brown, Len; Suietov, Fiodor F; Podrezov, Valery A
> > Subject: Re: HP LH3000r hangs on boot with ACPI enabled
> >
> > John Baldwin wrote:
> > > On Wednesday 21 February 2007 16:47, Moore, Robert wrote:
> > >> Nate,
> > >>
> > >> We have tried to keep ACPICA as OS-independent as possible. In
> > >> the
>
> case
>
> > >> of spinlocks, you can easily implement the interfaces with
> > >> whatever
>
> is
>
> > >> appropriate (or available) for your OS.
> > >>
> > >> We felt that we needed to split the mutex interfaces into
> > >> mutex/spinlocks for those hosts that have these different
> > >> types of synchronization mechanisms.
> > >>
> > >> Certainly, I would suggest that you keep up-to-date with the
> > >> latest ACPICA as we continue to develop and debug the code.
> > >
> > > Since the ACPI interrupt is run in an ithread, you can probably
> > > just ignore the IRQL stuff as garbage and use a regular mutex
> > > Nate.
>
> Also,
>
> > > this bug report was from 6.2, so it was actually from an older
>
> version
>
> > > of ACPICA.  Can't recall what is holding up the MFC of 20051021
> > > to
>
> 6.x.
>
> > Yes, I'm hoping we can do that.  Jung-uk Kim is preparing a patch
> > of 20070126 so hopefully we can test and integrate that.
> >
> > We didn't MFC 20051021 due to a memory leak on some systems (bad
> > refcount).  That was fixed a few revisions later, but I remember
> > a few 2006 versions having other problems (hanging on boot) and
> > then I ran
>
> out
>
> > of time to review/debug the patches.
> >
> > Hopefully 20070126 is good and we can commit it quickly, then MFC
>
> after
>
> > a month.
> >
> > --
> > Nate
>
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