[SeaBIOS] [PATCH 1/3][Seabios] Add bitmap for cpu _EJ0 callback

Vasilis Liaskovitis vasilis.liaskovitis at profitbricks.com
Thu Jan 19 15:02:30 CET 2012


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?

thanks,

- Vasilis



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