| from devlib.module import Module |
| |
| |
| class BigLittleModule(Module): |
| |
| name = 'bl' |
| |
| @staticmethod |
| def probe(target): |
| return target.big_core is not None |
| |
| @property |
| def bigs(self): |
| return [i for i, c in enumerate(self.target.platform.core_names) |
| if c == self.target.platform.big_core] |
| |
| @property |
| def littles(self): |
| return [i for i, c in enumerate(self.target.platform.core_names) |
| if c == self.target.platform.little_core] |
| |
| @property |
| def bigs_online(self): |
| return list(sorted(set(self.bigs).intersection(self.target.list_online_cpus()))) |
| |
| @property |
| def littles_online(self): |
| return list(sorted(set(self.littles).intersection(self.target.list_online_cpus()))) |
| |
| # hotplug |
| |
| def online_all_bigs(self): |
| self.target.hotplug.online(*self.bigs) |
| |
| def offline_all_bigs(self): |
| self.target.hotplug.offline(*self.bigs) |
| |
| def online_all_littles(self): |
| self.target.hotplug.online(*self.littles) |
| |
| def offline_all_littles(self): |
| self.target.hotplug.offline(*self.littles) |
| |
| # cpufreq |
| |
| def list_bigs_frequencies(self): |
| bigs_online = self.bigs_online |
| if len(bigs_online) > 0: |
| return self.target.cpufreq.list_frequencies(bigs_online[0]) |
| |
| def list_bigs_governors(self): |
| bigs_online = self.bigs_online |
| if len(bigs_online) > 0: |
| return self.target.cpufreq.list_governors(bigs_online[0]) |
| |
| def list_bigs_governor_tunables(self): |
| bigs_online = self.bigs_online |
| if len(bigs_online) > 0: |
| return self.target.cpufreq.list_governor_tunables(bigs_online[0]) |
| |
| def list_littles_frequencies(self): |
| littles_online = self.littles_online |
| if len(littles_online) > 0: |
| return self.target.cpufreq.list_frequencies(littles_online[0]) |
| |
| def list_littles_governors(self): |
| littles_online = self.littles_online |
| if len(littles_online) > 0: |
| return self.target.cpufreq.list_governors(littles_online[0]) |
| |
| def list_littles_governor_tunables(self): |
| littles_online = self.littles_online |
| if len(littles_online) > 0: |
| return self.target.cpufreq.list_governor_tunables(littles_online[0]) |
| |
| def get_bigs_governor(self): |
| bigs_online = self.bigs_online |
| if len(bigs_online) > 0: |
| return self.target.cpufreq.get_governor(bigs_online[0]) |
| |
| def get_bigs_governor_tunables(self): |
| bigs_online = self.bigs_online |
| if len(bigs_online) > 0: |
| return self.target.cpufreq.get_governor_tunables(bigs_online[0]) |
| |
| def get_bigs_frequency(self): |
| bigs_online = self.bigs_online |
| if len(bigs_online) > 0: |
| return self.target.cpufreq.get_frequency(bigs_online[0]) |
| |
| def get_bigs_min_frequency(self): |
| bigs_online = self.bigs_online |
| if len(bigs_online) > 0: |
| return self.target.cpufreq.get_min_frequency(bigs_online[0]) |
| |
| def get_bigs_max_frequency(self): |
| bigs_online = self.bigs_online |
| if len(bigs_online) > 0: |
| return self.target.cpufreq.get_max_frequency(bigs_online[0]) |
| |
| def get_littles_governor(self): |
| littles_online = self.littles_online |
| if len(littles_online) > 0: |
| return self.target.cpufreq.get_governor(littles_online[0]) |
| |
| def get_littles_governor_tunables(self): |
| littles_online = self.littles_online |
| if len(littles_online) > 0: |
| return self.target.cpufreq.get_governor_tunables(littles_online[0]) |
| |
| def get_littles_frequency(self): |
| littles_online = self.littles_online |
| if len(littles_online) > 0: |
| return self.target.cpufreq.get_frequency(littles_online[0]) |
| |
| def get_littles_min_frequency(self): |
| littles_online = self.littles_online |
| if len(littles_online) > 0: |
| return self.target.cpufreq.get_min_frequency(littles_online[0]) |
| |
| def get_littles_max_frequency(self): |
| littles_online = self.littles_online |
| if len(littles_online) > 0: |
| return self.target.cpufreq.get_max_frequency(littles_online[0]) |
| |
| def set_bigs_governor(self, governor, **kwargs): |
| bigs_online = self.bigs_online |
| if len(bigs_online) > 0: |
| self.target.cpufreq.set_governor(bigs_online[0], governor, **kwargs) |
| else: |
| raise ValueError("All bigs appear to be offline") |
| |
| def set_bigs_governor_tunables(self, governor, **kwargs): |
| bigs_online = self.bigs_online |
| if len(bigs_online) > 0: |
| self.target.cpufreq.set_governor_tunables(bigs_online[0], governor, **kwargs) |
| else: |
| raise ValueError("All bigs appear to be offline") |
| |
| def set_bigs_frequency(self, frequency, exact=True): |
| bigs_online = self.bigs_online |
| if len(bigs_online) > 0: |
| self.target.cpufreq.set_frequency(bigs_online[0], frequency, exact) |
| else: |
| raise ValueError("All bigs appear to be offline") |
| |
| def set_bigs_min_frequency(self, frequency, exact=True): |
| bigs_online = self.bigs_online |
| if len(bigs_online) > 0: |
| self.target.cpufreq.set_min_frequency(bigs_online[0], frequency, exact) |
| else: |
| raise ValueError("All bigs appear to be offline") |
| |
| def set_bigs_max_frequency(self, frequency, exact=True): |
| bigs_online = self.bigs_online |
| if len(bigs_online) > 0: |
| self.target.cpufreq.set_max_frequency(bigs_online[0], frequency, exact) |
| else: |
| raise ValueError("All bigs appear to be offline") |
| |
| def set_littles_governor(self, governor, **kwargs): |
| littles_online = self.littles_online |
| if len(littles_online) > 0: |
| self.target.cpufreq.set_governor(littles_online[0], governor, **kwargs) |
| else: |
| raise ValueError("All littles appear to be offline") |
| |
| def set_littles_governor_tunables(self, governor, **kwargs): |
| littles_online = self.littles_online |
| if len(littles_online) > 0: |
| self.target.cpufreq.set_governor_tunables(littles_online[0], governor, **kwargs) |
| else: |
| raise ValueError("All littles appear to be offline") |
| |
| def set_littles_frequency(self, frequency, exact=True): |
| littles_online = self.littles_online |
| if len(littles_online) > 0: |
| self.target.cpufreq.set_frequency(littles_online[0], frequency, exact) |
| else: |
| raise ValueError("All littles appear to be offline") |
| |
| def set_littles_min_frequency(self, frequency, exact=True): |
| littles_online = self.littles_online |
| if len(littles_online) > 0: |
| self.target.cpufreq.set_min_frequency(littles_online[0], frequency, exact) |
| else: |
| raise ValueError("All littles appear to be offline") |
| |
| def set_littles_max_frequency(self, frequency, exact=True): |
| littles_online = self.littles_online |
| if len(littles_online) > 0: |
| self.target.cpufreq.set_max_frequency(littles_online[0], frequency, exact) |
| else: |
| raise ValueError("All littles appear to be offline") |
