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#!/usr/bin/env python3
##
# Copyright (C) 2026 Intel Corporation
#
# SPDX-License-Identifier: MIT
#
##
##
# Python Black Box Test for pyzes.py - Level Zero Sysman Python Bindings
##
import argparse
import os
import sys
from ctypes import *
# Add the source directory to Python path so we can import pyzes
script_dir = os.path.dirname(os.path.abspath(__file__))
source_dir = os.path.join(script_dir, "..")
source_dir = os.path.abspath(source_dir)
if source_dir not in sys.path:
sys.path.insert(0, source_dir)
# Import the pyzes module
try:
import pyzes as pz
except ImportError as e:
print("Error: Could not import pyzes module")
print(f"Import error: {e}")
print(f"Make sure pyzes.py is in the source directory: {source_dir}")
print(f"Current working directory: {os.getcwd()}")
print(f"Script directory: {script_dir}")
print(f"Source directory: {source_dir}")
sys.exit(1)
# Setup environment and path for pyzes module
def setup_environment():
"""Setup Python path and environment for pyzes module"""
# Get the directory where this script is located
script_dir = os.path.dirname(os.path.abspath(__file__))
# Add script directory to Python path if not already there
if script_dir not in sys.path:
sys.path.insert(0, script_dir)
print(f"Added {script_dir} to Python path")
# Set PYTHONPATH environment variable for completeness
current_pythonpath = os.environ.get("PYTHONPATH", "")
if script_dir not in current_pythonpath:
if current_pythonpath:
os.environ["PYTHONPATH"] = f"{script_dir}{os.pathsep}{current_pythonpath}"
else:
os.environ["PYTHONPATH"] = script_dir
setup_environment()
verbose = True
def check_rc(label, rc):
"""Check return code and exit on error"""
if rc != pz.ZE_RESULT_SUCCESS:
print(f"ERROR: {label} failed with ze_result_t={rc}")
return False
return True
def print_error(func_name, error_msg):
"""Print error message in a consistent format"""
print(f"ERROR: {func_name}: {error_msg}")
def print_verbose(message):
"""Print message only if verbose mode is enabled"""
if verbose:
print(message)
def get_memory_type_string(mem_type):
"""Convert memory type enum to string"""
type_map = {
pz.ZES_MEM_TYPE_HBM: "ZES_MEM_TYPE_HBM",
pz.ZES_MEM_TYPE_DDR: "ZES_MEM_TYPE_DDR",
pz.ZES_MEM_TYPE_DDR3: "ZES_MEM_TYPE_DDR3",
pz.ZES_MEM_TYPE_DDR4: "ZES_MEM_TYPE_DDR4",
pz.ZES_MEM_TYPE_DDR5: "ZES_MEM_TYPE_DDR5",
pz.ZES_MEM_TYPE_LPDDR: "ZES_MEM_TYPE_LPDDR",
pz.ZES_MEM_TYPE_LPDDR3: "ZES_MEM_TYPE_LPDDR3",
pz.ZES_MEM_TYPE_LPDDR4: "ZES_MEM_TYPE_LPDDR4",
pz.ZES_MEM_TYPE_LPDDR5: "ZES_MEM_TYPE_LPDDR5",
pz.ZES_MEM_TYPE_SRAM: "ZES_MEM_TYPE_SRAM",
pz.ZES_MEM_TYPE_L1: "ZES_MEM_TYPE_L1",
pz.ZES_MEM_TYPE_L3: "ZES_MEM_TYPE_L3",
pz.ZES_MEM_TYPE_GRF: "ZES_MEM_TYPE_GRF",
pz.ZES_MEM_TYPE_SLM: "ZES_MEM_TYPE_SLM",
pz.ZES_MEM_TYPE_GDDR4: "ZES_MEM_TYPE_GDDR4",
pz.ZES_MEM_TYPE_GDDR5: "ZES_MEM_TYPE_GDDR5",
pz.ZES_MEM_TYPE_GDDR5X: "ZES_MEM_TYPE_GDDR5X",
pz.ZES_MEM_TYPE_GDDR6: "ZES_MEM_TYPE_GDDR6",
pz.ZES_MEM_TYPE_GDDR6X: "ZES_MEM_TYPE_GDDR6X",
pz.ZES_MEM_TYPE_GDDR7: "ZES_MEM_TYPE_GDDR7",
}
return type_map.get(mem_type, f"UNKNOWN_TYPE_{mem_type}")
def get_memory_location_string(mem_loc):
"""Convert memory location enum to string"""
loc_map = {
pz.ZES_MEM_LOC_SYSTEM: "ZES_MEM_LOC_SYSTEM",
pz.ZES_MEM_LOC_DEVICE: "ZES_MEM_LOC_DEVICE",
}
return loc_map.get(mem_loc, f"UNKNOWN_LOCATION_{mem_loc}")
def get_memory_health_string(mem_health):
"""Convert memory health enum to string"""
health_map = {
pz.ZES_MEM_HEALTH_UNKNOWN: "ZES_MEM_HEALTH_UNKNOWN",
pz.ZES_MEM_HEALTH_OK: "ZES_MEM_HEALTH_OK",
pz.ZES_MEM_HEALTH_DEGRADED: "ZES_MEM_HEALTH_DEGRADED",
pz.ZES_MEM_HEALTH_CRITICAL: "ZES_MEM_HEALTH_CRITICAL",
pz.ZES_MEM_HEALTH_REPLACE: "ZES_MEM_HEALTH_REPLACE",
}
return health_map.get(mem_health, f"UNKNOWN_HEALTH_{mem_health}")
def get_device_type_string(device_type):
"""Convert device type enum to string"""
type_map = {
pz.ZES_DEVICE_TYPE_GPU: "ZES_DEVICE_TYPE_GPU",
pz.ZES_DEVICE_TYPE_CPU: "ZES_DEVICE_TYPE_CPU",
pz.ZES_DEVICE_TYPE_FPGA: "ZES_DEVICE_TYPE_FPGA",
pz.ZES_DEVICE_TYPE_MCA: "ZES_DEVICE_TYPE_MCA",
pz.ZES_DEVICE_TYPE_VPU: "ZES_DEVICE_TYPE_VPU",
}
return type_map.get(device_type, f"UNKNOWN_DEVICE_TYPE_{device_type}")
def get_frequency_domain_string(freq_domain):
"""Convert frequency domain enum to string"""
domain_map = {
pz.ZES_FREQ_DOMAIN_GPU: "ZES_FREQ_DOMAIN_GPU",
pz.ZES_FREQ_DOMAIN_MEMORY: "ZES_FREQ_DOMAIN_MEMORY",
pz.ZES_FREQ_DOMAIN_MEDIA: "ZES_FREQ_DOMAIN_MEDIA",
}
return domain_map.get(freq_domain, f"UNKNOWN_FREQ_DOMAIN_{freq_domain}")
def get_throttle_reasons_string(throttle_reasons):
"""Convert throttle reason flags to human-readable string"""
if throttle_reasons == 0:
return "None (not throttled)"
reasons = []
if throttle_reasons & pz.ZES_FREQ_THROTTLE_REASON_FLAG_AVE_PWR_CAP:
reasons.append("AVE_PWR_CAP")
if throttle_reasons & pz.ZES_FREQ_THROTTLE_REASON_FLAG_BURST_PWR_CAP:
reasons.append("BURST_PWR_CAP")
if throttle_reasons & pz.ZES_FREQ_THROTTLE_REASON_FLAG_CURRENT_LIMIT:
reasons.append("CURRENT_LIMIT")
if throttle_reasons & pz.ZES_FREQ_THROTTLE_REASON_FLAG_THERMAL_LIMIT:
reasons.append("THERMAL_LIMIT")
if throttle_reasons & pz.ZES_FREQ_THROTTLE_REASON_FLAG_PSU_ALERT:
reasons.append("PSU_ALERT")
if throttle_reasons & pz.ZES_FREQ_THROTTLE_REASON_FLAG_SW_RANGE:
reasons.append("SW_RANGE")
if throttle_reasons & pz.ZES_FREQ_THROTTLE_REASON_FLAG_HW_RANGE:
reasons.append("HW_RANGE")
return " | ".join(reasons)
def get_temperature_sensor_string(temp_sensor):
"""Convert temperature sensor enum to string"""
sensor_map = {
pz.ZES_TEMP_SENSORS_GLOBAL: "ZES_TEMP_SENSORS_GLOBAL",
pz.ZES_TEMP_SENSORS_GPU: "ZES_TEMP_SENSORS_GPU",
pz.ZES_TEMP_SENSORS_MEMORY: "ZES_TEMP_SENSORS_MEMORY",
pz.ZES_TEMP_SENSORS_GLOBAL_MIN: "ZES_TEMP_SENSORS_GLOBAL_MIN",
pz.ZES_TEMP_SENSORS_GPU_MIN: "ZES_TEMP_SENSORS_GPU_MIN",
pz.ZES_TEMP_SENSORS_MEMORY_MIN: "ZES_TEMP_SENSORS_MEMORY_MIN",
}
return sensor_map.get(temp_sensor, f"UNKNOWN_TEMP_SENSOR_{temp_sensor}")
def get_engine_type_string(engine_type):
"""Convert engine type enum to string"""
type_map = {
pz.ZES_ENGINE_GROUP_ALL: "ZES_ENGINE_GROUP_ALL",
pz.ZES_ENGINE_GROUP_COMPUTE_ALL: "ZES_ENGINE_GROUP_COMPUTE_ALL",
pz.ZES_ENGINE_GROUP_MEDIA_ALL: "ZES_ENGINE_GROUP_MEDIA_ALL",
pz.ZES_ENGINE_GROUP_COPY_ALL: "ZES_ENGINE_GROUP_COPY_ALL",
pz.ZES_ENGINE_GROUP_COMPUTE_SINGLE: "ZES_ENGINE_GROUP_COMPUTE_SINGLE",
pz.ZES_ENGINE_GROUP_RENDER_SINGLE: "ZES_ENGINE_GROUP_RENDER_SINGLE",
pz.ZES_ENGINE_GROUP_MEDIA_DECODE_SINGLE: "ZES_ENGINE_GROUP_MEDIA_DECODE_SINGLE",
pz.ZES_ENGINE_GROUP_MEDIA_ENCODE_SINGLE: "ZES_ENGINE_GROUP_MEDIA_ENCODE_SINGLE",
pz.ZES_ENGINE_GROUP_COPY_SINGLE: "ZES_ENGINE_GROUP_COPY_SINGLE",
pz.ZES_ENGINE_GROUP_MEDIA_ENHANCEMENT_SINGLE: "ZES_ENGINE_GROUP_MEDIA_ENHANCEMENT_SINGLE",
pz.ZES_ENGINE_GROUP_3D_SINGLE: "ZES_ENGINE_GROUP_3D_SINGLE",
pz.ZES_ENGINE_GROUP_3D_RENDER_COMPUTE_ALL: "ZES_ENGINE_GROUP_3D_RENDER_COMPUTE_ALL",
pz.ZES_ENGINE_GROUP_RENDER_ALL: "ZES_ENGINE_GROUP_RENDER_ALL",
pz.ZES_ENGINE_GROUP_3D_ALL: "ZES_ENGINE_GROUP_3D_ALL",
pz.ZES_ENGINE_GROUP_MEDIA_CODEC_SINGLE: "ZES_ENGINE_GROUP_MEDIA_CODEC_SINGLE",
}
return type_map.get(engine_type, f"UNKNOWN_ENGINE_TYPE_{engine_type}")
def initialize_sysman_and_get_devices():
"""Initialize Sysman and enumerate drivers/devices. Returns (drivers, driver_count, devices, device_count)."""
if not initialize_sysman():
return None, 0, None, 0
# Get drivers
driver_info = get_drivers()
if driver_info is None:
return None, 0, None, 0
drivers, driver_count = driver_info
if driver_count == 0:
return drivers, driver_count, None, 0
# Get devices for the first driver
device_info = get_devices(drivers[0])
if device_info is None:
return drivers, driver_count, None, 0
devices, device_count = device_info
return drivers, driver_count, devices, device_count
def initialize_sysman():
"""Initialize the Sysman interface"""
print_verbose("Initializing Sysman...")
rc = pz.zesInit(0)
if not check_rc("zesInit", rc):
return False
print_verbose("Sysman initialization successful")
return True
def get_drivers():
"""Get all available drivers"""
print_verbose("Getting driver count...")
driver_count = c_uint32(0)
rc = pz.zesDriverGet(byref(driver_count), None)
if not check_rc("zesDriverGet(count)", rc):
return None
if driver_count.value == 0:
print("No drivers found")
return None
print_verbose(f"Found {driver_count.value} driver(s)")
# Allocate array for driver handles
DriverArray = pz.zes_driver_handle_t * driver_count.value
drivers = DriverArray()
rc = pz.zesDriverGet(byref(driver_count), drivers)
if not check_rc("zesDriverGet(handles)", rc):
return None
return drivers, driver_count.value
def get_devices(driver_handle):
"""Get all devices for a given driver"""
print_verbose("Getting device count...")
device_count = c_uint32(0)
rc = pz.zesDeviceGet(driver_handle, byref(device_count), None)
if not check_rc("zesDeviceGet(count)", rc):
return None
if device_count.value == 0:
print("No devices found")
return None
print_verbose(f"Found {device_count.value} device(s)")
# Allocate array for device handles
DeviceArray = pz.zes_device_handle_t * device_count.value
devices = DeviceArray()
rc = pz.zesDeviceGet(driver_handle, byref(device_count), devices)
if not check_rc("zesDeviceGet(handles)", rc):
return None
return devices, device_count.value
def test_global_operation(driver_handle, device_handle, device_index):
"""Test global device operations: properties retrieval, UUID mapping, and device processes state"""
print(f"\n---- Device {device_index} Global Operations Test ----")
# Test Device Properties
print_verbose("=== Device Properties Test ===")
# Initialize properties structure
properties = pz.zes_device_properties_t()
properties.stype = pz.ZES_STRUCTURE_TYPE_DEVICE_PROPERTIES
properties.pNext = None
rc = pz.zesDeviceGetProperties(device_handle, byref(properties))
if not check_rc(f"zesDeviceGetProperties(device {device_index})", rc):
return False
print_verbose("Device Properties:")
print_verbose(
f" Serial Number: {properties.serialNumber.decode('utf-8', errors='ignore')}"
)
print_verbose(
f" Board Number: {properties.boardNumber.decode('utf-8', errors='ignore')}"
)
print_verbose(
f" Brand Name: {properties.brandName.decode('utf-8', errors='ignore')}"
)
print_verbose(
f" Model Name: {properties.modelName.decode('utf-8', errors='ignore')}"
)
print_verbose(
f" Vendor Name: {properties.vendorName.decode('utf-8', errors='ignore')}"
)
print_verbose(
f" Driver Version: {properties.driverVersion.decode('utf-8', errors='ignore')}"
)
print_verbose(f" Number of Subdevices: {properties.numSubdevices}")
print_verbose(
f" Core Device Name: {properties.core.name.decode('utf-8', errors='ignore')}"
)
print_verbose(f" Core Device Type: {get_device_type_string(properties.core.type)}")
print_verbose(
f" Core UUID: {'-'.join(f'{properties.core.uuid.id[i]:02x}' for i in range(16))}"
)
print_verbose(f" Vendor ID: 0x{properties.core.vendorId:04X}")
print_verbose(f" Device ID: 0x{properties.core.deviceId:04X}")
# Test Subdevice Properties (Experimental API)
print_verbose("\n=== Subdevice Properties Test (Experimental) ===")
if properties.numSubdevices > 0:
# First call to get count
subdevice_count = c_uint32(0)
rc = pz.zesDeviceGetSubDevicePropertiesExp(
device_handle, byref(subdevice_count), None
)
if check_rc(
f"zesDeviceGetSubDevicePropertiesExp(device {device_index}, count)", rc
):
print_verbose(f"Number of subdevices: {subdevice_count.value}")
if subdevice_count.value > 0:
# Allocate array for subdevice properties
SubdevicePropsArray = (
pz.zes_subdevice_exp_properties_t * subdevice_count.value
)
subdevice_props = SubdevicePropsArray()
# Initialize each structure
for i in range(subdevice_count.value):
subdevice_props[i].stype = (
pz.ZES_STRUCTURE_TYPE_SUBDEVICE_EXP_PROPERTIES
)
subdevice_props[i].pNext = None
# Second call to get properties
rc = pz.zesDeviceGetSubDevicePropertiesExp(
device_handle, byref(subdevice_count), subdevice_props
)
if check_rc(
f"zesDeviceGetSubDevicePropertiesExp(device {device_index}, properties)",
rc,
):
for i in range(subdevice_count.value):
prop = subdevice_props[i]
print_verbose(f" Subdevice {i}:")
print_verbose(f" Subdevice ID: {prop.subdeviceId}")
print_verbose(
f" UUID: {'-'.join(f'{prop.uuid.id[j]:02x}' for j in range(16))}"
)
else:
print_verbose("Subdevice properties API not supported or failed")
else:
print_verbose("No subdevices present on this device")
# Test UUID mapping using the properties we just retrieved
print_verbose("\nUUID Mapping Test:")
try:
# Convert core UUID to zes_uuid_t
core_uuid = pz.zes_uuid_t()
for i in range(min(len(properties.core.uuid.id), len(core_uuid.id))):
core_uuid.id[i] = properties.core.uuid.id[i]
# Test UUID mapping
mapped_device = pz.zes_device_handle_t()
on_subdevice = pz.ze_bool_t()
subdevice_id = c_uint32()
ret = pz.zesDriverGetDeviceByUuidExp(
driver_handle,
core_uuid,
byref(mapped_device),
byref(on_subdevice),
byref(subdevice_id),
)
if ret == pz.ZE_RESULT_SUCCESS:
print_verbose(" UUID mapping successful")
print_verbose(
f" Same handle: {mapped_device.value == device_handle.value}"
)
print_verbose(f" On subdevice: {bool(on_subdevice.value)}")
print_verbose(f" Subdevice ID: {subdevice_id.value}")
else:
print_verbose(f" UUID mapping failed with return code: {ret}")
except Exception:
print_verbose(" UUID mapping test failed with exception")
# Test Device Processes
print_verbose("\n=== Device Processes Test ===")
process_count = c_uint32(0)
rc = pz.zesDeviceProcessesGetState(device_handle, byref(process_count), None)
if not check_rc(f"zesDeviceProcessesGetState(device {device_index}, count)", rc):
return False
if process_count.value == 0:
print_verbose("No active processes found on this device")
else:
print_verbose(f"Found {process_count.value} active process(es)")
# Allocate array for process states
ProcessArray = pz.zes_process_state_t * process_count.value
processes = ProcessArray()
rc = pz.zesDeviceProcessesGetState(
device_handle, byref(process_count), processes
)
if not check_rc(
f"zesDeviceProcessesGetState(device {device_index}, handles)", rc
):
return False
for i in range(process_count.value):
process = processes[i]
print_verbose(f" Process {i}:")
print_verbose(f" PID: {process.pid}")
print_verbose(f" Memory Size: {process.memSize} bytes")
print_verbose(f" Shared Memory Size: {process.sharedMemSize} bytes")
print_verbose(f" Engine Type Flags: 0x{process.engineType:08X}")
print_verbose(f" Subdevice ID: {process.subdeviceId}")
return True
def test_device_processes(device_handle, device_index):
"""Test device processes state"""
print(f"\n---- Device {device_index} Processes Test ----")
process_count = c_uint32(0)
rc = pz.zesDeviceProcessesGetState(device_handle, byref(process_count), None)
if not check_rc(f"zesDeviceProcessesGetState(device {device_index}, count)", rc):
return False
if process_count.value == 0:
print_verbose("No active processes found on this device")
return True
print_verbose(f"Found {process_count.value} active process(es)")
# Allocate array for process states
ProcessArray = pz.zes_process_state_t * process_count.value
processes = ProcessArray()
rc = pz.zesDeviceProcessesGetState(device_handle, byref(process_count), processes)
if not check_rc(f"zesDeviceProcessesGetState(device {device_index}, handles)", rc):
return False
for i in range(process_count.value):
process = processes[i]
print_verbose(f" Process {i}:")
print_verbose(f" PID: {process.pid}")
print_verbose(f" Memory Size: {process.memSize} bytes")
print_verbose(f" Shared Memory Size: {process.sharedMemSize} bytes")
print_verbose(f" Engine Type Flags: 0x{process.engineType:08X}")
print_verbose(f" Subdevice ID: {process.subdeviceId}")
return True
def test_engine_modules(device_handle, device_index):
"""Test engine module enumeration and operations"""
print(f"\n---- Device {device_index} Engine Modules Test ----")
# Get engine module count
engine_count = c_uint32(0)
rc = pz.zesDeviceEnumEngineGroups(device_handle, byref(engine_count), None)
if not check_rc(f"zesDeviceEnumEngineGroups(device {device_index}, count)", rc):
return False
if engine_count.value == 0:
print_verbose("No engine modules found on this device")
return True
print_verbose(f"Found {engine_count.value} engine module(s)")
# Allocate array for engine handles
EngineArray = pz.zes_engine_handle_t * engine_count.value
engine_handles = EngineArray()
rc = pz.zesDeviceEnumEngineGroups(
device_handle, byref(engine_count), engine_handles
)
if not check_rc(f"zesDeviceEnumEngineGroups(device {device_index}, handles)", rc):
return False
for iteration in range(10):
print(f" Iteration {iteration}")
# Test each engine module
for i in range(engine_count.value):
print_verbose(f"\n Engine Module {i}:")
# Test engine properties
props = pz.zes_engine_properties_t()
props.stype = pz.ZES_STRUCTURE_TYPE_ENGINE_PROPERTIES
props.pNext = None
rc = pz.zesEngineGetProperties(engine_handles[i], byref(props))
if not check_rc(f"zesEngineGetProperties(engine {i})", rc):
continue
print_verbose(f" Type: {get_engine_type_string(props.type)}")
if props.onSubdevice:
print_verbose(f" Subdevice ID: {props.subdeviceId}")
engineStats = pz.zes_engine_stats_t()
rc = pz.zesEngineGetActivity(engine_handles[i], byref(engineStats))
if not check_rc(f"zesEngineGetActivity(engine {i})", rc):
continue
print_verbose(" Activity:")
print_verbose(f" Active Time: {engineStats.activeTime}")
print_verbose(f" Timestamp: {engineStats.timestamp}")
return True
def test_memory_modules(device_handle, device_index):
"""Test memory module enumeration and operations"""
print(f"\n---- Device {device_index} Memory Modules Test ----")
# Get memory module count
mem_count = c_uint32(0)
rc = pz.zesDeviceEnumMemoryModules(device_handle, byref(mem_count), None)
if not check_rc(f"zesDeviceEnumMemoryModules(device {device_index}, count)", rc):
return False
if mem_count.value == 0:
print_verbose("No memory modules found on this device")
return True
print_verbose(f"Found {mem_count.value} memory module(s)")
# Allocate array for memory handles
MemoryArray = pz.zes_mem_handle_t * mem_count.value
mem_handles = MemoryArray()
rc = pz.zesDeviceEnumMemoryModules(device_handle, byref(mem_count), mem_handles)
if not check_rc(f"zesDeviceEnumMemoryModules(device {device_index}, handles)", rc):
return False
# Test each memory module
for i in range(mem_count.value):
print_verbose(f"\n Memory Module {i}:")
# Test memory properties
props = pz.zes_mem_properties_t()
props.stype = pz.ZES_STRUCTURE_TYPE_MEM_PROPERTIES
props.pNext = None
rc = pz.zesMemoryGetProperties(mem_handles[i], byref(props))
if not check_rc(f"zesMemoryGetProperties(memory {i})", rc):
continue
print_verbose(" Properties:")
print_verbose(f" Type: {get_memory_type_string(props.type)}")
print_verbose(f" Location: {get_memory_location_string(props.location)}")
print_verbose(f" Physical Size: {props.physicalSize} bytes")
print_verbose(
f" Bus Width: {props.busWidth} bits"
if props.busWidth != -1
else " Bus Width: Unknown"
)
print_verbose(
f" Num Channels: {props.numChannels}"
if props.numChannels != -1
else " Num Channels: Unknown"
)
print_verbose(f" On Subdevice: {bool(props.onSubdevice)}")
if props.onSubdevice:
print_verbose(f" Subdevice ID: {props.subdeviceId}")
# Test memory state
state = pz.zes_mem_state_t()
state.stype = pz.ZES_STRUCTURE_TYPE_MEM_STATE
state.pNext = None
rc = pz.zesMemoryGetState(mem_handles[i], byref(state))
if not check_rc(f"zesMemoryGetState(memory {i})", rc):
continue
print_verbose(" State:")
print_verbose(f" Health: {get_memory_health_string(state.health)}")
print_verbose(f" Free: {state.free} bytes")
print_verbose(f" Size: {state.size} bytes")
print_verbose(f" Used: {state.size - state.free} bytes")
if state.size > 0:
usage_percent = ((state.size - state.free) / state.size) * 100
print_verbose(f" Usage: {usage_percent:.1f}%")
# Test memory bandwidth
bandwidth = pz.zes_mem_bandwidth_t()
rc = pz.zesMemoryGetBandwidth(mem_handles[i], byref(bandwidth))
if not check_rc(f"zesMemoryGetBandwidth(memory {i})", rc):
continue
print_verbose(" Bandwidth:")
print_verbose(f" Read Counter: {bandwidth.readCounter} bytes")
print_verbose(f" Write Counter: {bandwidth.writeCounter} bytes")
print_verbose(f" Max Bandwidth: {bandwidth.maxBandwidth} bytes/sec")
print_verbose(f" Timestamp: {bandwidth.timestamp} microseconds")
return True
def test_power_module(device_handle, device_index):
"""Test power domain enumeration and energy counter operations"""
print(f"\n---- Device {device_index} Power Domains Test ----")
# Get power domain count
power_count = c_uint32(0)
rc = pz.zesDeviceEnumPowerDomains(device_handle, byref(power_count), None)
if not check_rc(f"zesDeviceEnumPowerDomains(device {device_index}, count)", rc):
return False
if power_count.value == 0:
print_verbose("No power domains found on this device")
return True
print_verbose(f"Found {power_count.value} power domain(s)")
# Allocate array for power handles
PowerArray = pz.zes_pwr_handle_t * power_count.value
power_handles = PowerArray()
rc = pz.zesDeviceEnumPowerDomains(device_handle, byref(power_count), power_handles)
if not check_rc(f"zesDeviceEnumPowerDomains(device {device_index}, handles)", rc):
return False
# Test each power domain
for i in range(power_count.value):
print_verbose(f"\n Power Domain {i}:")
# Test power energy counter
energy_counter = pz.zes_power_energy_counter_t()
rc = pz.zesPowerGetEnergyCounter(power_handles[i], byref(energy_counter))
if not check_rc(f"zesPowerGetEnergyCounter(power {i})", rc):
continue
print_verbose(" Energy Counter:")
print_verbose(f" Energy: {energy_counter.energy}")
print_verbose(f" Timestamp: {energy_counter.timestamp} microseconds")
# Take a second reading after a small delay
import time
time.sleep(0.01) # 10ms delay
energy_counter2 = pz.zes_power_energy_counter_t()
ret2 = pz.zesPowerGetEnergyCounter(power_handles[i], byref(energy_counter2))
if ret2 == pz.ZE_RESULT_SUCCESS:
energy_delta = energy_counter2.energy - energy_counter.energy
time_delta = energy_counter2.timestamp - energy_counter.timestamp
if time_delta > 0:
print_verbose(
f" Energy Delta: {energy_delta} over {time_delta} microseconds"
)
return True
def test_frequency_domains(device_handle, device_index):
"""Test frequency domain enumeration and state operations"""
print(f"\n---- Device {device_index} Frequency Domains Test ----")
# Get frequency domain count
freq_count = c_uint32(0)
rc = pz.zesDeviceEnumFrequencyDomains(device_handle, byref(freq_count), None)
if not check_rc(f"zesDeviceEnumFrequencyDomains(device {device_index}, count)", rc):
return False
if freq_count.value == 0:
print_verbose("No frequency domains found on this device")
return True
print_verbose(f"Found {freq_count.value} frequency domain(s)")
# Allocate array for frequency handles
FrequencyArray = pz.zes_freq_handle_t * freq_count.value
freq_handles = FrequencyArray()
rc = pz.zesDeviceEnumFrequencyDomains(
device_handle, byref(freq_count), freq_handles
)
if not check_rc(
f"zesDeviceEnumFrequencyDomains(device {device_index}, handles)", rc
):
return False
# Test each frequency domain
for i in range(freq_count.value):
print_verbose(f"\n Frequency Domain {i}:")
# Test frequency state
freq_state = pz.zes_freq_state_t()
freq_state.stype = pz.ZES_STRUCTURE_TYPE_FREQ_STATE
freq_state.pNext = None
rc = pz.zesFrequencyGetState(freq_handles[i], byref(freq_state))
if not check_rc(f"zesFrequencyGetState(frequency {i})", rc):
continue
print_verbose(" Frequency State:")
print_verbose(
f" Current Voltage: {freq_state.currentVoltage:.3f} V"
if freq_state.currentVoltage >= 0
else " Current Voltage: Unknown"
)
print_verbose(
f" Requested Frequency: {freq_state.request:.1f} MHz"
if freq_state.request >= 0
else " Requested Frequency: Unknown"
)
print_verbose(
f" TDP Frequency: {freq_state.tdp:.1f} MHz"
if freq_state.tdp >= 0
else " TDP Frequency: Unknown"
)
print_verbose(
f" Efficient Frequency: {freq_state.efficient:.1f} MHz"
if freq_state.efficient >= 0
else " Efficient Frequency: Unknown"
)
print_verbose(
f" Actual Frequency: {freq_state.actual:.1f} MHz"
if freq_state.actual >= 0
else " Actual Frequency: Unknown"
)
print_verbose(
f" Throttle Reasons: {get_throttle_reasons_string(freq_state.throttleReasons)}"
)
return True
def test_temperature_sensors(device_handle, device_index):
"""Test temperature sensor enumeration and state operations"""
print(f"\n---- Device {device_index} Temperature Sensors Test ----")
# Get temperature sensor count
temp_count = c_uint32(0)
rc = pz.zesDeviceEnumTemperatureSensors(device_handle, byref(temp_count), None)
if not check_rc(
f"zesDeviceEnumTemperatureSensors(device {device_index}, count)", rc
):
return False
if temp_count.value == 0:
print_verbose("No temperature sensors found on this device")
return True
print_verbose(f"Found {temp_count.value} temperature sensor(s)")
# Allocate array for temperature handles
TemperatureArray = pz.zes_temp_handle_t * temp_count.value
temp_handles = TemperatureArray()
rc = pz.zesDeviceEnumTemperatureSensors(
device_handle, byref(temp_count), temp_handles
)
if not check_rc(
f"zesDeviceEnumTemperatureSensors(device {device_index}, handles)", rc
):
return False
# Test each temperature sensor
for i in range(temp_count.value):
print_verbose(f"\n Temperature Sensor {i}:")
# Test temperature properties
temp_props = pz.zes_temp_properties_t()
temp_props.stype = pz.ZES_STRUCTURE_TYPE_TEMP_PROPERTIES
temp_props.pNext = None
rc = pz.zesTemperatureGetProperties(temp_handles[i], byref(temp_props))
if not check_rc(f"zesTemperatureGetProperties(temperature {i})", rc):
continue
print_verbose(" Temperature Properties:")
print_verbose(f" Type: {get_temperature_sensor_string(temp_props.type)}")
print_verbose(f" On Subdevice: {bool(temp_props.onSubdevice)}")
if temp_props.onSubdevice:
print_verbose(f" Subdevice ID: {temp_props.subdeviceId}")
print_verbose(
f" Max Temperature: {temp_props.maxTemperature:.1f} °C"
if temp_props.maxTemperature >= 0
else " Max Temperature: Unknown"
)
print_verbose(
f" Critical Temp Supported: {bool(temp_props.isCriticalTempSupported)}"
)
print_verbose(
f" Threshold 1 Supported: {bool(temp_props.isThreshold1Supported)}"
)
print_verbose(
f" Threshold 2 Supported: {bool(temp_props.isThreshold2Supported)}"
)
# Test temperature state - this is the main function we're demonstrating
temperature = c_double(0.0)
rc = pz.zesTemperatureGetState(temp_handles[i], byref(temperature))
if not check_rc(f"zesTemperatureGetState(temperature {i})", rc):
continue
print_verbose(f" Current Temperature: {temperature.value:.1f} °C")
# Test temperature configuration if supported
temp_config = pz.zes_temp_config_t()
temp_config.stype = pz.ZES_STRUCTURE_TYPE_TEMP_CONFIG
temp_config.pNext = None
rc = pz.zesTemperatureGetConfig(temp_handles[i], byref(temp_config))
if rc == pz.ZE_RESULT_SUCCESS:
print_verbose(" Temperature Config:")
print_verbose(f" Critical Enabled: {bool(temp_config.enableCritical)}")
print_verbose(
f" Threshold 1: {temp_config.threshold1:.1f} °C"
if temp_config.threshold1 >= 0
else " Threshold 1: Not set"
)
print_verbose(
f" Threshold 2: {temp_config.threshold2:.1f} °C"
if temp_config.threshold2 >= 0
else " Threshold 2: Not set"
)
else:
print_verbose(f" Temperature Config: Not available (rc={rc})")
return True
def run_all_tests():
"""Run all black box tests"""
print("=== Python Level Zero Sysman Black Box Test ===")
# Get drivers
driver_info = get_drivers()
if driver_info is None:
return False
drivers, driver_count = driver_info
# Test each driver
for driver_idx in range(driver_count):
print(f"\n=== Driver {driver_idx} Tests ===")
# Get devices for this driver
device_info = get_devices(drivers[driver_idx])
if device_info is None:
print(f"No devices found for driver {driver_idx}")
continue
devices, device_count = device_info
# Test each device
for device_idx in range(device_count):
print(f"\n--- Device {device_idx} ---")
# Test global device operations (properties and processes)
test_global_operation(drivers[driver_idx], devices[device_idx], device_idx)
# Test memory modules
test_memory_modules(devices[device_idx], device_idx)
# Test power domains
test_power_module(devices[device_idx], device_idx)
# Test frequency domains
test_frequency_domains(devices[device_idx], device_idx)
# Test temperature sensors
test_temperature_sensors(devices[device_idx], device_idx)
# Test engine modules
test_engine_modules(devices[device_idx], device_idx)
print("\n=== Test Completed ===")
return True
def main():
"""Main function"""
parser = argparse.ArgumentParser(
description="Python Level Zero Sysman Black Box Test",
epilog="""Examples:
%(prog)s -a # Run all tests
%(prog)s -m # Memory tests only
%(prog)s -g # Global operations (device properties and processes) only
%(prog)s -p # Power tests only
%(prog)s -f # Frequency tests only
%(prog)s -t # Temperature tests only
%(prog)s -e # Engine tests only
%(prog)s -h # Show help message""",
formatter_class=argparse.RawDescriptionHelpFormatter,
)
parser.add_argument("-a", "--all", action="store_true", help="Run all tests")
parser.add_argument(
"-m", "--memory", action="store_true", help="Run only memory-related tests"
)
parser.add_argument(
"-g",
"--global",
action="store_true",
help="Run only global operations (device properties and processes)",
)
parser.add_argument(
"-p", "--power", action="store_true", help="Run only power-related tests"
)
parser.add_argument(
"-f",
"--frequency",
action="store_true",
help="Run only frequency-related tests",
)
parser.add_argument(
"-t",
"--temperature",
action="store_true",
help="Run only temperature sensor tests",
)
parser.add_argument(
"--version",
action="version",
version="Python Level Zero Sysman Black Box Test v1.0",
)
parser.add_argument("-e", "--engine", action="store_true", help="Run engine tests ")
args = parser.parse_args()
# Check if any specific test is requested
specific_test = (
args.memory
or getattr(args, "global", False)
or args.power
or args.frequency
or args.temperature
or args.engine
or args.all
)
# If no arguments provided, show help and exit
if not specific_test:
parser.print_help()
return 0
# Initialize Sysman and get devices
drivers, driver_count, devices, device_count = initialize_sysman_and_get_devices()
try:
if args.all:
# Run all tests
success = run_all_tests()
else:
# Run specific tests
print("=== Python Level Zero Sysman Selective Black Box Test ===")
if not drivers or driver_count == 0:
print("No drivers available for testing")
return 1
if not devices or device_count == 0:
print("No devices available for testing")
return 1
# Run selected tests on all devices
for device_idx in range(device_count):
if getattr(args, "global", False):
test_global_operation(drivers[0], devices[device_idx], device_idx)
if args.memory:
test_memory_modules(devices[device_idx], device_idx)
if args.engine:
test_engine_modules(devices[device_idx], device_idx)
if args.power:
test_power_module(devices[device_idx], device_idx)
if args.frequency:
test_frequency_domains(devices[device_idx], device_idx)
if args.temperature:
test_temperature_sensors(devices[device_idx], device_idx)
success = True
return 0 if success else 1
except Exception as e:
print(f"Unhandled exception: {e}")
return 1
if __name__ == "__main__":
sys.exit(main())
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