From owner-freebsd-acpi@FreeBSD.ORG Wed Mar 18 17:35:24 2015 Return-Path: Delivered-To: freebsd-acpi@freebsd.org Received: from mx2.freebsd.org (mx2.freebsd.org [8.8.178.116]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 404B895B for ; Wed, 18 Mar 2015 17:35:24 +0000 (UTC) Received: from hammer.pct.niksun.com (freefall.freebsd.org [IPv6:2001:1900:2254:206c::16:87]) by mx2.freebsd.org (Postfix) with ESMTP id DF6DB1D82; Wed, 18 Mar 2015 17:35:23 +0000 (UTC) Message-ID: <5509B75B.3070409@FreeBSD.org> Date: Wed, 18 Mar 2015 13:35:23 -0400 From: Jung-uk Kim User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:31.0) Gecko/20100101 Thunderbird/31.5.0 MIME-Version: 1.0 To: Ian Smith , Anthony Jenkins Subject: Re: [PATCH] ACPI CMOS region support rev. 5 References: <20150222180817.GD27984@strugglingcoder.info> <54EB8C21.2080600@att.net> <2401337.2oUs7iAbtB@ralph.baldwin.cx> <54EF3D5D.4010106@att.net> <20150227222203.P38620@sola.nimnet.asn.au> <20150228125857.D1277@besplex.bde.org> <54F14368.4020807@att.net> <20150302002647.W42658@sola.nimnet.asn.au> <54F5E53D.1090601@att.net> <20150306025800.U46361@sola.nimnet.asn.au> <54F9D7E6.4050807@att.net> <5504FF32.3020202@att.net> <20150317001401.X22641@sola.nimnet.asn.au> <5506F00A.3030708@att.net> <5506FBE3.1000009@att.net> <20150317041624.K22641@sola.nimnet.asn.au> <55073442.5060005@att.net> <20150317222704.K22641@sola.nimnet.asn.au> In-Reply-To: <20150317222704.K22641@sola.nimnet.asn.au> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 8bit Cc: freebsd-acpi@freebsd.org X-BeenThere: freebsd-acpi@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: ACPI and power management development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 18 Mar 2015 17:35:24 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 On 03/17/2015 08:28, Ian Smith wrote: > I still wonder if there isn't a global acpi_loaded_and_running > variable so you could avoid even attempting ACPI init calls, > perhaps making this not so dependent on ACPI, at least at runtime. For runtime, power_pm_get_type() is what you looking for. For example, switch (power_pm_get_type()) { case POWER_PM_TYPE_ACPI: /* Do something specific to ACPI. */ case POWER_PM_TYPE_APM: /* Do something specific to APM. */ default: /* Do something without PM. */ } > But perhaps jkim's concern is more regarding building on platforms > not supporting ACPI at all? Is that the (only?) issue with this on > ARM? sys/x86/isa/atrtc.c is only for x86 (excluding pc98). I am only concerned about ACPI-less i386 kernel at this point. Jung-uk Kim -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBCAAGBQJVCbdVAAoJEHyflib82/FGK04H/2e/DVefzoorkEuW5sxgHqGg XGFB21wLxP4bfnkkGlTfYrEPkdB53zW6qez2nUv+zA4aTy/BTpmRN0KAhwMRCkJj QjM757IoQr+QyWQhU62NOsu7Ox86MI6RBrPssURuwib8HWJbIUPDKKYmK+sXI7Bq UmlBJeiK0BhzCQ7l0tIaR6VFlQSxMQC/x/fwkHI9hKPyKwq8ACeqQ2ZI05v6ZQzo IIfVU0LLz62kDoJDicaRNfJbGtRPOvx4Nnm1RE8wVtaqlwQYrffp6QpHaRfXHEos QwWEWXrMFfjQtCH+KCrzfZsCQD1rTe+eDb0tFD315PbpvEs6yG6VlBxf4pUJRAU= =YDkP -----END PGP SIGNATURE-----