acpi-bits/bits-tests/testacpi.py2

4 # SPDX-License-Identifier: BSD-3-Clause
24 # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
34 import bits
35 import bits.mwait
70                 if subtable.flags.bits.enabled:
81                 if subtable.flags.bits.enabled:
93     # We special-case None here to avoid a double-failure for CPUs without a _PSS
124     with bits.mwait.use_hint(), bits.preserve_msr(IA32_PERF_CTL):
143             return bits.cpus()[0]
145         bclk = testutil.adjust_to_nearest(bits.bclk(), 100.0/12) * 1000000
160                     bits.wrmsr(apicid, IA32_PERF_CTL, pstate.control)
163                 # since turbo frequency = max non-turbo frequency + 1
170                         while (time.time() - start < 2):
174                     frequency_data = bits.cpu_frequency(duration)
195 …if not testsuite.test("_PSD (P-State Dependency) must exist for each processor", None not in uniqu…
225 …testsuite.test('_PSD.domain must be unique (thread-scoped) for each processor', len(unique_domain)…
230 def test_table_checksum(data):
231     csum = sum(ord(c) for c in data) % 0x100
236     data = acpi.get_table("APIC")
237     if data is None:
239     test_table_checksum(data)
243     data = acpi.get_table("DSDT")
244     if data is None:
246     test_table_checksum(data)
249     data = acpi.get_table("FACP")
250     if data is None:
252     test_table_checksum(data)
256     data = acpi.get_table("HPET")
257     if data is None:
259     test_table_checksum(data)
263     data = acpi.get_table("MPST")
264     if data is None:
266     test_table_checksum(data)
267     mpst = acpi.MPST(data)
270     data = acpi.get_table("RSD PTR ")
271     if data is None:
275     csum = sum(ord(c) for c in data[:20]) % 0x100
279     test_table_checksum(data)
283     data = acpi.get_table("XSDT")
284     if data is None:
286     test_table_checksum(data)