branch: master
am_smi.py
11326 bytesRaw
#!/usr/bin/env python3
import time, mmap, sys, shutil, os, glob, subprocess
from tinygrad.helpers import to_mv, DEBUG, colored, ansilen
from tinygrad.runtime.autogen import libc
from tinygrad.runtime.autogen.am import smu_v13_0_0
from tinygrad.runtime.support.am.amdev import AMDev, AMMemoryManager
from tinygrad.runtime.support.am.ip import AM_SOC, AM_GMC, AM_IH, AM_PSP, AM_SMU, AM_GFX, AM_SDMA
AM_VERSION = 0xA0000002
SMU_11_0_GFX_BUSY_THRESHOLD = 15
def bold(s): return f"\033[1m{s}\033[0m"
def trim(s:str, length:int) -> str:
if len(s) > length: return s[:length-3] + "..."
return s
def color_temp(temp):
if temp >= 87: return colored(f"{temp:>3}", "red")
elif temp >= 80: return colored(f"{temp:>3}", "yellow")
return f"{temp:>3}"
def color_voltage(voltage): return colored(f"{voltage/1000:>5.3f}V", "cyan")
def draw_bar(percentage, width=40, fill='█', empty='░'):
filled_width = int(width * percentage)
bar = fill * filled_width + empty * (width - filled_width)
return f'[{bar}] {percentage*100:5.1f}%'
def same_line(strs:list[list[str]|None], split=8) -> list[str]:
strs = [s for s in strs if s is not None]
if len(strs) == 0: return []
ret = []
max_width_in_block = [max(ansilen(line) for line in block) for block in strs]
max_height = max(len(block) for block in strs)
for i in range(max_height):
line = []
for bid, block in enumerate(strs):
if i < len(block): line.append(block[i] + ' ' * (split + max_width_in_block[bid] - ansilen(block[i])))
else: line.append(' ' * (split + max_width_in_block[bid]))
ret.append(' '.join(line))
return ret
def get_bar0_size(pcibus):
resource_file = f"/sys/bus/pci/devices/{pcibus}/resource"
if not os.path.exists(resource_file): raise FileNotFoundError(f"Resource file not found: {resource_file}")
with open(resource_file, "r") as f: lines = f.readlines()
bar0_info = lines[0].split()
if len(bar0_info) < 3: raise ValueError("Unexpected resource file format for BAR0.")
start_hex, end_hex, _flags = bar0_info
return int(end_hex, 16) - int(start_hex, 16) + 1
class AMSMI(AMDev):
def __init__(self, pcibus, vram_bar:memoryview, doorbell_bar:memoryview, mmio_bar:memoryview):
self.pcibus = pcibus
self.vram, self.doorbell64, self.mmio = vram_bar, doorbell_bar, mmio_bar
self.pci_state = self.read_pci_state()
if self.pci_state == "D0": self._init_from_d0()
def _init_from_d0(self):
self._run_discovery()
self._build_regs()
if self.reg("regSCRATCH_REG7").read() != AM_VERSION:
raise Exception(f"Unsupported AM version: {self.reg('regSCRATCH_REG7').read():x}")
self.is_booting, self.smi_dev = True, True
self.partial_boot = True # do not init anything
self.mm = AMMemoryManager(self, self.vram_size)
# Initialize IP blocks
self.soc:AM_SOC = AM_SOC(self)
self.gmc:AM_GMC = AM_GMC(self)
self.ih:AM_IH = AM_IH(self)
self.psp:AM_PSP = AM_PSP(self)
self.smu:AM_SMU = AM_SMU(self)
for ip in [self.soc, self.gmc, self.ih, self.psp, self.smu]: ip.init_sw()
def read_pci_state(self):
with open(f"/sys/bus/pci/devices/{self.pcibus}/power_state", "r") as f: return f.read().strip().rstrip()
class SMICtx:
def __init__(self):
self.devs = []
self.opened_pcidevs = []
self.opened_pci_resources = {}
self.prev_lines_cnt = 0
self.prev_terminal_width = 0
remove_parts = ["Advanced Micro Devices, Inc. [AMD/ATI]", "VGA compatible controller:"]
lspci = subprocess.check_output(["lspci"]).decode("utf-8").splitlines()
self.lspci = {l.split()[0]: l.split(" ", 1)[1] for l in lspci}
for k,v in self.lspci.items():
for part in remove_parts: self.lspci[k] = self.lspci[k].replace(part, "").strip().rstrip()
def _open_am_device(self, pcibus):
if pcibus not in self.opened_pci_resources:
bar_fds = {bar: os.open(f"/sys/bus/pci/devices/{pcibus}/resource{bar}", os.O_RDWR | os.O_SYNC) for bar in [0, 2, 5]}
bar_size = {0: get_bar0_size(pcibus), 2: os.fstat(bar_fds[2]).st_size, 5: os.fstat(bar_fds[5]).st_size}
def map_pci_range(bar):
return to_mv(libc.mmap(0, bar_size[bar], mmap.PROT_READ | mmap.PROT_WRITE, mmap.MAP_SHARED, bar_fds[bar], 0), bar_size[bar])
self.opened_pci_resources[pcibus] = (map_pci_range(0), None, map_pci_range(5).cast('I'))
try:
self.devs.append(AMSMI(pcibus, *self.opened_pci_resources[pcibus]))
except Exception as e:
if DEBUG >= 2: print(f"Failed to open AM device {pcibus}: {e}")
return
self.opened_pcidevs.append(pcibus)
if DEBUG >= 2: print(f"Opened AM device {pcibus}")
def rescan_devs(self):
pattern = os.path.join('/tmp', 'am_*.lock')
for d in [f[8:-5] for f in glob.glob(pattern)]:
if d not in self.opened_pcidevs:
self._open_am_device(d)
for d in self.devs:
if d.read_pci_state() != d.pci_state:
d.pci_state = d.read_pci_state()
if d.pci_state == "D0": d._init_from_d0()
os.system('clear')
if d.pci_state == "D0" and d.reg("regSCRATCH_REG7").read() != AM_VERSION:
self.devs.remove(d)
self.opened_pcidevs.remove(d.pcibus)
os.system('clear')
if DEBUG >= 2: print(f"Removed AM device {d.pcibus}")
def collect(self): return {d: d.smu.read_metrics() if d.pci_state == "D0" else None for d in self.devs}
def draw(self):
terminal_width, terminal_height = shutil.get_terminal_size()
if self.prev_terminal_width != terminal_width or self.prev_terminal_height != terminal_height:
os.system('clear')
self.prev_terminal_width, self.prev_terminal_height = terminal_width, terminal_height
activity_line_width = 50 if self.prev_terminal_width > 170 else \
(30 if self.prev_terminal_width > 130 else \
(16 if self.prev_terminal_width > 92 else \
max(0, self.prev_terminal_width - 77)))
max_col_size = terminal_width // 2
dev_metrics = self.collect()
dev_content = []
for dev, metrics in dev_metrics.items():
if dev.pci_state != "D0":
dev_content.append([f"{colored('(sleep)', 'yellow')} {bold(dev.pcibus)}: {self.lspci[dev.pcibus[5:]]}"] +
[f"PCI State: {dev.pci_state}"] + [" "*107])
continue
device_line = [f"{bold(dev.pcibus)} {trim(self.lspci[dev.pcibus[5:]], max_col_size - 24)}"] + [""]
activity_line = [f"GFX Activity {draw_bar(metrics.SmuMetrics.AverageGfxActivity / 100, activity_line_width)}"] \
+ [f"MEM Activity {draw_bar(metrics.SmuMetrics.AverageUclkActivity / 100, activity_line_width)}"]
# draw_metrics_table(metrics, dev)
temps_keys = [(k, name) for k, name in smu_v13_0_0.c__EA_TEMP_e__enumvalues.items()
if k < smu_v13_0_0.TEMP_COUNT and metrics.SmuMetrics.AvgTemperature[k] != 0]
temps_table = ["=== Temps (°C) ==="] + [f"{name:<15}: {color_temp(metrics.SmuMetrics.AvgTemperature[k])}" for k, name in temps_keys]
temps_table_compact = [f"Temps (°C): {color_temp(metrics.SmuMetrics.AvgTemperature[smu_v13_0_0.TEMP_HOTSPOT])} hotspot /" \
+ f"{color_temp(metrics.SmuMetrics.AvgTemperature[smu_v13_0_0.TEMP_MEM])} mem"]
voltage_keys = [(k, name) for k, name in smu_v13_0_0.c__EA_SVI_PLANE_e__enumvalues.items() if k < smu_v13_0_0.SVI_PLANE_COUNT]
power_table = ["=== Power ==="] \
+ [f"Fan Speed: {metrics.SmuMetrics.AvgFanRpm} RPM"] \
+ [f"Fan Power: {metrics.SmuMetrics.AvgFanPwm}%"]
power_line = [f"Power: {metrics.SmuMetrics.AverageSocketPower:>3}W " +
draw_bar(metrics.SmuMetrics.AverageSocketPower / metrics.SmuMetrics.dGPU_W_MAX, 16)]
power_line_compact = [f"Power: {metrics.SmuMetrics.AverageSocketPower:>3}W " +
draw_bar(metrics.SmuMetrics.AverageSocketPower / metrics.SmuMetrics.dGPU_W_MAX, activity_line_width)]
voltage_table = ["=== Voltages ==="] + [f"{name:<20}: {color_voltage(metrics.SmuMetrics.AvgVoltage[k])}" for k, name in voltage_keys]
gfx_freq = (metrics.SmuMetrics.AverageGfxclkFrequencyPostDs if metrics.SmuMetrics.AverageGfxActivity <= SMU_11_0_GFX_BUSY_THRESHOLD else \
metrics.SmuMetrics.AverageGfxclkFrequencyPreDs)
fclk_freq = (metrics.SmuMetrics.AverageFclkFrequencyPostDs if metrics.SmuMetrics.AverageUclkActivity <= SMU_11_0_GFX_BUSY_THRESHOLD else \
metrics.SmuMetrics.AverageFclkFrequencyPreDs)
mclk_freq = (metrics.SmuMetrics.AverageMemclkFrequencyPostDs if metrics.SmuMetrics.AverageUclkActivity <= SMU_11_0_GFX_BUSY_THRESHOLD else \
metrics.SmuMetrics.AverageMemclkFrequencyPreDs)
frequency_table = ["=== Frequencies ===",
f"GFXCLK Target : {metrics.SmuMetrics.AverageGfxclkFrequencyTarget:>4} MHz",
f"GFXCLK PreDs : {metrics.SmuMetrics.AverageGfxclkFrequencyPreDs:>4} MHz",
f"GFXCLK PostDs : {metrics.SmuMetrics.AverageGfxclkFrequencyPostDs:>4} MHz",
f"FCLK PreDs : {metrics.SmuMetrics.AverageFclkFrequencyPreDs:>4} MHz",
f"FCLK PostDs : {metrics.SmuMetrics.AverageFclkFrequencyPostDs:>4} MHz",
f"MCLK PreDs : {metrics.SmuMetrics.AverageMemclkFrequencyPreDs:>4} MHz",
f"MCLK PostDs : {metrics.SmuMetrics.AverageMemclkFrequencyPostDs:>4} MHz",
f"VCLK0 : {metrics.SmuMetrics.AverageVclk0Frequency:>4} MHz",
f"DCLK0 : {metrics.SmuMetrics.AverageDclk0Frequency:>4} MHz",
f"VCLK1 : {metrics.SmuMetrics.AverageVclk1Frequency:>4} MHz",
f"DCLK1 : {metrics.SmuMetrics.AverageDclk1Frequency:>4} MHz"]
frequency_table_compact = ["=== Frequencies ===",
f"GFXCLK: {gfx_freq:>4} MHz",
f"FCLK : {fclk_freq:>4} MHz",
f"MCLK : {mclk_freq:>4} MHz"]
if self.prev_terminal_width >= 231:
power_table += power_line + [""] + voltage_table
activity_line += [""]
elif self.prev_terminal_width >= 171:
power_table += power_line + [""] + frequency_table_compact
activity_line += [""]
frequency_table = None
elif self.prev_terminal_width >= 121:
temps_table = None
frequency_table = frequency_table_compact
activity_line += power_line_compact
else:
temps_table = None
power_table = None
frequency_table = None
activity_line += power_line_compact
dev_content.append(device_line + activity_line + same_line([temps_table, power_table, frequency_table]))
raw_text = 'AM Monitor'.center(terminal_width) + "\n" + "=" * terminal_width + "\n\n"
for i in range(0, len(dev_content), 2):
if i + 1 < len(dev_content): raw_text += '\n'.join(same_line([dev_content[i], dev_content[i+1]]))
else: raw_text += '\n'.join(dev_content[i])
if i + 2 < len(dev_content): raw_text += "\n" + "=" * terminal_width + "\n\n"
sys.stdout.write(f'\033[{self.prev_lines_cnt}A')
sys.stdout.flush()
print(raw_text)
self.prev_lines_cnt = len(raw_text.splitlines()) + 2
if __name__ == "__main__":
try:
os.system('clear')
smi_ctx = SMICtx()
while True:
smi_ctx.rescan_devs()
smi_ctx.draw()
time.sleep(1)
except KeyboardInterrupt: print("Exiting...")