Reviewed-by: Liming Gao <liming....@intel.com> > -----Original Message----- > From: Liu, Zhiguang <zhiguang....@intel.com> > Sent: Friday, April 10, 2020 9:44 AM > To: devel@edk2.groups.io; pierre.gond...@arm.com > Cc: Kinney, Michael D <michael.d.kin...@intel.com>; Gao, Liming > <liming....@intel.com>; sami.muja...@arm.com; n...@arm.com > Subject: RE: [edk2-devel] [PATCH v1 1/1] MdePkg: Add AML FieldList OpCode > definitions > > Reviewed-by: Zhiguang Liu <zhiguang....@intel.com> > > -----Original Message----- > From: devel@edk2.groups.io [mailto:devel@edk2.groups.io] On Behalf Of > PierreGondois > Sent: Monday, March 30, 2020 4:53 PM > To: devel@edk2.groups.io > Cc: Pierre Gondois <pierre.gond...@arm.com>; Kinney, Michael D > <michael.d.kin...@intel.com>; Gao, Liming > <liming....@intel.com>; sami.muja...@arm.com; n...@arm.com > Subject: [edk2-devel] [PATCH v1 1/1] MdePkg: Add AML FieldList OpCode > definitions > > From: Pierre Gondois <pierre.gond...@arm.com> > > The ACPI specification, version 6.3, January 2019, > defines the Named Objects Encoding for FieldElements > in section '20.2.5.2 Named Objects Encoding'. > FieldElements can be one of the following: > NamedField | ReservedField | AccessField | > ExtendedAccessField | ConnectField > > Some of these keywords are starting with an opcode, > allowing to identify their type. > E.g.: ReservedField := 0x00 PkgLength > > This patch adds these FieldElement opcodes definitions to > the list of AML Opcode definitions. > > Signed-off-by: Pierre Gondois <pierre.gond...@arm.com> > --- > > The changes can be seen at > https://github.com/PierreARM/edk2/commits/695_Add_FieldElement_OpCode_v1 > > Notes: > v1: > - Add AML Field Element OpCodes [Pierre] > > MdePkg/Include/IndustryStandard/AcpiAml.h | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/MdePkg/Include/IndustryStandard/AcpiAml.h > b/MdePkg/Include/IndustryStandard/AcpiAml.h > index > 3dd5408b359f9192e2fa9cedd0260a0f6bb5603a..74622e912ea42c2a04379362843473cac5ea5856 > 100644 > --- a/MdePkg/Include/IndustryStandard/AcpiAml.h > +++ b/MdePkg/Include/IndustryStandard/AcpiAml.h > @@ -168,4 +168,12 @@ > #define AML_EXT_BANK_FIELD_OP 0x87 > #define AML_EXT_DATA_REGION_OP 0x88 > > +// > +// FieldElement OpCode > +// > +#define AML_FIELD_RESERVED_OP 0x00 > +#define AML_FIELD_ACCESS_OP 0x01 > +#define AML_FIELD_CONNECTION_OP 0x02 > +#define AML_FIELD_EXT_ACCESS_OP 0x03 > + > #endif > -- > 'Guid(CE165669-3EF3-493F-B85D-6190EE5B9759)' > > >
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