From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andi Kleen Subject: Re: ACPI_BUS dependency for CONFIG_PNP Date: Mon, 15 Nov 2004 18:35:25 +0100 Message-ID: <20041115173525.GD13402@wotan.suse.de> References: <20041115114654.GJ1662@wotan.suse.de> <1100536966.5518.947.camel@d845pe> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <1100536966.5518.947.camel@d845pe> Sender: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: acpi-devel-admin-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Len Brown Cc: Andi Kleen , ACPI Developers , Shaohua Li , Adam Belay List-Id: linux-acpi@vger.kernel.org On Mon, Nov 15, 2004 at 11:42:47AM -0500, Brown, Len wrote: > On Mon, 2004-11-15 at 06:46, Andi Kleen wrote: > > 2.6.10rc2 got this new dependency: > > > > config PNP > > bool "Plug and Play support" > > depends on ISA || ACPI_BUS > > > > from the ACPI update. This enables ISA-PNP on x86-64, where > > it was always disabled previously and is completely useless. Can > > someone > > explain the rationale behind that change? IMHO you should never use > > ISA-PNP without CONFIG_ISA. > > Linux PNP handles up to 3 protocols: > ISAPNP -- useful only if CONFIG_ISA, independent of PNPBIOS and PNPACPI > PNPBIOS -- useful only if acpi_disabled > PNPACPI -- useful if !acpi_disabled Useful for what? As far as I know no device on x86-64 needs PNPBIOS or PNPACPI > > drivers/pnp/isapnp/Kconfig appears to already have the dependency you're > looking for to make sure that ISAPNP is not defined without CONFIG_ISA: > > config ISAPNP > bool "ISA Plug and Play support" > depends on PNP && ISA > Perhaps. But it doesn't work. -Andi ------------------------------------------------------- This SF.Net email is sponsored by: InterSystems CACHE FREE OODBMS DOWNLOAD - A multidimensional database that combines robust object and relational technologies, making it a perfect match for Java, C++,COM, XML, ODBC and JDBC. www.intersystems.com/match8