Re: [Qemu-devel] [PATCH 1/3][Seabios] Add bitmap for cpu _EJ0 callback

[Kevin O'Connor]

On Thu, Jan 19, 2012 at 03:02:30PM +0100, Vasilis Liaskovitis wrote:
> On Fri, Jan 13, 2012 at 07:27:01PM -0500, Kevin O'Connor wrote:
> > 
> > [...]
> > >          Method (CPEJ, 2, NotSerialized) {
> > >              // _EJ0 method - eject callback
> > > +            Store(ShiftLeft(1, Arg0), PRE)
> > >              Sleep(200)
> > >          }
> >
> I have another question here: the PCI _EJO callback seems to return 0x0, but
> the CPU _EJ0 doesn't return anything. THe ACPIspec4.0a draft section 6.3.3
> mentions that _EJx methods have no return value. Is the above difference
> intentional?

If the spec says it doesn't return anything, but the acpi code is,
it's probably just an error.

-Kevin