cvs commit: src/sys/i386/acpica madt.c src/sys/i386/i386 mptable.c

Scott Long scottl at freebsd.org
Wed Nov 5 22:26:32 PST 2003


On Wed, 5 Nov 2003, Sam Leffler wrote:
> On Wednesday 05 November 2003 03:15 pm, John Baldwin wrote:
> > jhb         2003/11/05 15:15:52 PST
> >
> >   FreeBSD src repository
> >
> >   Modified files:
> >     sys/i386/acpica      madt.c
> >     sys/i386/i386        mptable.c
> >   Log:
> >   When remapping an ISA interrupt from one intpin to another, disable the
> >   pin that is used by the default identity mapping if it still maps to the
> >   old vector.  The ACPI case might need some tweaking for the SCI interrupt
> >   case since ACPI likes to address the intpin using both the IRQ remapped
> > to it as well as the previous existing PCI IRQ mapped to it.
> >
> >   Reported by:    kan
>
> This breaks booting my Dell 450.  intpin 0 is connected to ExtNT but that gets
> disabled so the system panics later one complaining that it cannot locate
> ExtINT.
>
> 	Sam

This will likely break my Dell 4600 too.

Scott


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