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Date:      Mon, 1 May 2006 00:10:41 -0400
From:      "Rong-En Fan" <grafan@gmail.com>
To:        "Marcel Moolenaar" <marcel@xcllnt.net>
Cc:        FreeBSD Current <freebsd-current@freebsd.org>
Subject:   Re: lpt0 disappear (ppc related)
Message-ID:  <6eb82e0604302110j7bca56eftce23feb306111823@mail.gmail.com>
In-Reply-To: <F80A93D7-C4F7-445D-B202-83B11BFE019E@xcllnt.net>
References:  <6eb82e0604300552he3d8010yf2ca81e52b54c4a7@mail.gmail.com> <72F3EFB8-E710-4288-8719-89B6BE7B4D2C@xcllnt.net> <6eb82e0604301231g568cc12ah3b2d4f7ae5377e69@mail.gmail.com> <F80A93D7-C4F7-445D-B202-83B11BFE019E@xcllnt.net>

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On 4/30/06, Marcel Moolenaar <marcel@xcllnt.net> wrote:
> On Apr 30, 2006, at 12:31 PM, Rong-En Fan wrote:
> > On 4/30/06, Marcel Moolenaar <marcel@xcllnt.net> wrote:
> >> On Apr 30, 2006, at 5:52 AM, Rong-En Fan wrote:
> >>
> >> > Hi,
> >> >
> >> > After upgrading from Apr 11 to Arp 29. I found that my lpt0
> >> > disappearing,
> >> > and ppc0 is no longer attached.
> >>
> >> You need to configure your kernel with acpi. The ppc(4) driver ends
> >> up without acpi attachment because of that. This causes it to try
> >> the isa attachment, but that fails.
> >
> > I have acpi.ko loaded.
>
> Which means you don't have device acpi configured into the kernel.
>
> > Before the change, ppc0 was found on
> > acpi0 (see my dmesg).
>
> That's because you have device isa configured into the kernel and
> the acpi attachment was coupled to device isa. I uncoupled it with
> the commit, because device acpi needs to be able to exist without
> there being a device isa. So, the acpi attachment for ppc(4) exists
> only when device acpi is configured in the kernel.
> Alternatively, someone needs to make a module for ppc(4).

OK, I see. Thanks for the explnation.

As for building acpi into kernel, i386/conf/NOTES says:

# Note that building ACPI into the kernel is deprecated; the module is
# normally loaded automatically by the loader.

I thought that was deprecated?

Regards,
Rong-En Fan



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