On Mon, 2022-09-26 at 15:22 +0200, Igor Mammedov wrote:
> > > 0800200c9a66"), One, 0x05, Local0, One)
> > > + CreateDWordField (Local3, Zero, STTS)
> > > + CreateField (Local3, 0x20, (LEN << 0x03),
> > > LDAT)
> > > + Name (LSA, Buffer (Zero){})
> > > + ToBuffer (LDAT, LSA) /*
> > > \_SB_.NVDR.NV00._LSR.LSA_ */
> > > + Local1 = Package (0x02)
> > > + {
> > > + STTS,
> > > + LSA
> > > + }
> >
> > Hi Igor,
> >
> > Here is a little different from original proposal
> > https://lore.kernel.org/qemu-devel/[email protected]/
> >
> > Local1 = Package (0x2) {STTS, toBuffer(LDAT)}
> >
> > Because in my test, Linux guest complains:
> >
> > [ 3.884656] ACPI Error: AE_SUPPORT, Expressions within package
> > elements are not supported (20220331/dspkginit-172)
> > [ 3.887104] ACPI Error: Aborting method \_SB.NVDR.NV00._LSR due
> > to
> > previous error (AE_SUPPORT) (20220331/psparse-531)
> >
> >
> > So I have to move toBuffer() out of Package{} and name LSA to hold
> > the
> > buffer. If you have better idea, pls. let me know.
>
> Would something like following work?
>
> LocalX = Buffer (Zero){}
> LocalY = Package (0x01) { LocalX }
No, Package{} doesn't accept LocalX as elements.
PackageTerm :=
Package (
NumElements // Nothing | ByteConstExpr | TermArg => Integer
) {PackageList} => Package
PackageList :=
Nothing | <PackageElement PackageListTail>
PackageElement :=
DataObject | NameString
