Date: Wed, 27 Oct 2004 16:35:17 -0600 (MDT) From: "M. Warner Losh" <imp@bsdimp.com> To: joe@freebsd.org Cc: freebsd-acpi@freebsd.org Subject: Re: ACPI -> shutdown Message-ID: <20041027.163517.105525268.imp@bsdimp.com> In-Reply-To: <20041027222648.GC745@genius.tao.org.uk> References: <417EEEFA.4040007@root.org> <41803967.14166.E76676@localhost> <20041027222648.GC745@genius.tao.org.uk>
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In message: <20041027222648.GC745@genius.tao.org.uk>
Josef Karthauser <joe@freebsd.org> writes:
: On Thu, Oct 28, 2004 at 12:12:23AM +0200, Ingo B?ngener wrote:
: > >
: > > Is it the bios that is doing this? It's never worked before - I'd say
: > > that you guys have fixed ACPI and that's why it is working, but why does
: > > -p not work then?
: > >
: >
: > I experienced the same problem with 'shutdown -p' and could fix it by setting
: > the sysctl variable "hw.acpi.disable_on_poweroff" to "0":
: > > sysctl hw.acpi.disable_on_poweroff=0
: > or adding hw.acpi.disable_on_poweroff=0 to /etc/sysctl.conf
: >
:
: It definitely appears that acpi isn't loaded:
:
: genius# sysctl -a | grep acpi
: [nothing]
:
: That said with things in this state suspend/resume actually works! :)
You must be using the BIOS to do this, or maybe APM. However, ACPI S
states are quite a bit different.
Warner
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