psci_system_off2
ret = psci_system_off2(PSCI_1_3_OFF_TYPE_HIBERNATE_OFF, 1);
ret = psci_system_off2(PSCI_1_3_OFF_TYPE_HIBERNATE_OFF, 0);
ret = psci_system_off2(0, 1);
ret = psci_system_off2(0, 0);