Warnings on Edison

[Bin Meng]

Hi Andy,

On Wed, May 20, 2020 at 4:17 PM Andy Shevchenko
<andriy.shevchenko at linux.intel.com> wrote:
>
> On Tue, May 19, 2020 at 10:47:27AM -0600, Simon Glass wrote:
> > Hi Andy,
> >
> > When I build edison on master I recently started seeing this warning:
> >
> > +board/intel/edison/dsdt.asl.tmp    210:         Name (SSCN, Package ()
> > +Warning  4089 -                Object is not referenced ^
> > +
> > +board/intel/edison/dsdt.asl.tmp    214:         Name (FMCN, Package ()
> > +board/intel/edison/dsdt.asl.tmp    218:         Name (HSCN, Package ()
> > +board/intel/edison/dsdt.asl.tmp    239:         Name (SSCN, Package ()
> > +board/intel/edison/dsdt.asl.tmp    243:         Name (FMCN, Package ()
> > +board/intel/edison/dsdt.asl.tmp    247:         Name (HSCN, Package ()
> > +board/intel/edison/dsdt.asl.tmp    291:             Method (GPLD, 1,
> > Serialized) {
> > +Warning  4089 -                      Object is not referenced ^
>
> Can't reproduce.
> ASL+ Optimizing Compiler/Disassembler version 20190509
>
> > Do you have any thoughts on how to fix it?
>
> Yes, file a bug in ACPICA bugzilla.

board/intel/edison/dsdt.asl.tmp     28: Device (PCI0)
Warning  3073 -                    Multiple types ^  (Device object
requires either a _HID or _ADR, but not both)

board/intel/edison/dsdt.asl.tmp    292:                 Name (PCKG, Package () {
Remark   2173 -                                                 ^
Creation of named objects within a method is highly inefficient, use
globals or method local variables instead (\_SB.PCI0.DWC3.RHUB.GPLD)

board/intel/edison/dsdt.asl.tmp    338:                 Name (RBUF,
ResourceTemplate()
Remark   2173 -                                                 ^
Creation of named objects within a method is highly inefficient, use
globals or method local variables instead (\_SB.PCI0.HSU0.BTH0._CRS)

board/intel/edison/dsdt.asl.tmp    369:         Dev  CC
arch/x86/lib/reloc_ia32_efi.o
ice (PMIC)
Warning  3073 -                            Multiple types ^  (Device
object requires either a _HID or _ADR, but not both)

board/intel/edison/dsdt.asl.tmp    385:                 Name (RBUF,
ResourceTemplate()
Remark   2173 -                                                 ^
Creation of named objects within a method is highly inefficient, use
globals or method local variables instead (\_SB.PCI0.IPC1.PMIC._CRS)

board/intel/edison/dsdt.asl.tmp    428:     Device (GDMA)
Warning  3073 -                        Multiple types ^  (Device
object requires either a _HID or _ADR, but not both)

board/intel/edison/dsdt.asl.tmp    439:             Name (RBUF,
ResourceTemplate ()
Remark   2173 -                                             ^ Creation
of named objects within a method is highly ineffi

This is seen with

$ iasl -v

Intel ACPI Component Architecture
ASL+ Optimizing Compiler/Disassembler version 20200430
Copyright (c) 2000 - 2020 Intel Corporation

Regards,
Bin