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 pbonzini@redhat.com --- 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"):