Re: [PATCH] IDE: don't offer IDE_GENERIC on ia64

Bjorn Helgaas
2005-08-11T20:45:51Z

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 <bjorn.helgaas@hp.com>
> >
> > 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?