[acpi-jp 2706] Re: Odd ACPI behavior

Nate Lawson nate at root.org
Mon Sep 29 16:30:29 PDT 2003


On Mon, 29 Sep 2003, Kevin Oberman wrote:
> > Date: Mon, 29 Sep 2003 13:33:06 -0700 (PDT)
> > From: Nate Lawson <nate at root.org>
> > ACPI attaches the bus twice.  See sys/dev/acpica/acpi.c:
> >
> >     /*
> >      * Scan all of the child devices we have created and let them probe/attach.
> >      */
> >     ACPI_DEBUG_PRINT((ACPI_DB_OBJECTS, "first bus_generic_attach\n"));
> >     bus_generic_attach(bus);
> >
> >     /*
> >      * Some of these children may have attached others as part of their attach
> >      * process (eg. the root PCI bus driver), so rescan.
> >      */
> >     ACPI_DEBUG_PRINT((ACPI_DB_OBJECTS, "second bus_generic_attach\n"));
> >     bus_generic_attach(bus);
>
> Thanks. That explains why I get the message twice, but why do I get it
> at all when the device is disabled in the device.hints file?

Dunno.  That's probably an sio(4) problem.  It does that on my laptop
also.

-Nate


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