On Tue, Jul 31, 2012 at 11:52:12AM +0200, Paolo Bonzini wrote: > The DeviceOp AML opcode has more or less the same structure as ProcessorOp, > except that there is no processor ID. > > Signed-off-by: Paolo Bonzini <[email protected]> > --- > tools/acpi_extract.py | 28 ++++++++++++++++++++++++++++ > 1 file changed, 28 insertions(+) > > diff --git a/tools/acpi_extract.py b/tools/acpi_extract.py > index 81fa4aa..3295678 100755 > --- a/tools/acpi_extract.py > +++ b/tools/acpi_extract.py > @@ -164,6 +164,28 @@ def aml_name_word_const(offset): > def aml_name_byte_const(offset): > return aml_data_byte_const(aml_name_string(offset) + 4) > > +def aml_device_start(offset): > + #0x5B 0x82 DeviceOp PkgLength NameString > + if ((aml[offset] != 0x5B) or (aml[offset + 1] != 0x82)): > + die( "Name offset 0x%x: expected 0x5B 0x82 actual 0x%x 0x%x" % > + (offset, aml[offset], aml[offset + 1])); > + return offset > + > +def aml_device_string(offset): > + #0x5B 0x82 DeviceOp PkgLength NameString > + start = aml_device_start(offset) > + offset += 2 > + pkglenbytes = aml_pkglen_bytes(offset) > + offset += pkglenbytes > + return offset > + > +def aml_device_end(offset): > + start = aml_device_start(offset) > + offset += 2 > + pkglenbytes = aml_pkglen_bytes(offset) > + pkglen = aml_pkglen(offset) > + return offset + pkglen > + > def aml_processor_start(offset): > #0x5B 0x83 ProcessorOp PkgLength NameString ProcID > if ((aml[offset] != 0x5B) or (aml[offset + 1] != 0x83)): > @@ -271,6 +293,12 @@ for i in range(len(asl)): > offset = aml_name_string(offset) > elif (directive == "ACPI_EXTRACT_METHOD_STRING"): > offset = aml_method_string(offset) > + elif (directive == "ACPI_EXTRACT_DEVICE_START"): > + offset = aml_device_start(offset) > + elif (directive == "ACPI_EXTRACT_DEVICE_STRING"): > + offset = aml_device_string(offset) > + elif (directive == "ACPI_EXTRACT_DEVICE_END"): > + offset = aml_device_end(offset) > elif (directive == "ACPI_EXTRACT_PROCESSOR_START"): > offset = aml_processor_start(offset) > elif (directive == "ACPI_EXTRACT_PROCESSOR_STRING"): > -- > 1.7.10.4 > it looks like something I've done before experimenting with containers: https://github.com/imammedo/seabios/commit/61b2eb0cecbba06b7a5f47c93a45bde84cafbba9 Acked-By: Igor Mammedov <[email protected]> > _______________________________________________ > SeaBIOS mailing list > [email protected] > http://www.seabios.org/mailman/listinfo/seabios
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