From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bjorn Helgaas Date: Thu, 11 Aug 2005 20:45:41 +0000 Subject: Re: [PATCH] IDE: don't offer IDE_GENERIC on ia64 Message-Id: <200508111445.41428.bjorn.helgaas@hp.com> List-Id: References: <200508111424.43150.bjorn.helgaas@hp.com> <42FBB6C5.2070404@pobox.com> In-Reply-To: <42FBB6C5.2070404@pobox.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Jeff Garzik Cc: B.Zolnierkiewicz@elka.pw.edu.pl, linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, linux-ia64@vger.kernel.org On Thursday 11 August 2005 2:36 pm, Jeff Garzik wrote: > Bjorn Helgaas wrote: > > IA64 boxes only have PCI IDE devices, so there's no need to blindly poke > > around in I/O port space. Poking at things that don't exist causes MCAs > > on HP ia64 systems. > > > > Signed-off-by: Bjorn Helgaas > > > > Index: work-vga/drivers/ide/Kconfig > > =================================> > --- work-vga.orig/drivers/ide/Kconfig 2005-08-10 14:57:47.000000000 -0600 > > +++ work-vga/drivers/ide/Kconfig 2005-08-10 14:58:02.000000000 -0600 > > @@ -276,6 +276,7 @@ > > > > config IDE_GENERIC > > tristate "generic/default IDE chipset support" > > + depends on !IA64 > > hmmmmmmmmm. Are you POSITIVE that the legacy IDE ports are never enabled? > > In modern Intel chipsets, this still occurs with e.g. combined mode. I don't know about combined mode. If the legacy IDE ports are enabled, shouldn't they be described via ACPI, and hence usable via the ide_pnp - PNPACPI - ACPI path?