mirror of https://github.com/vladmandic/automatic
77 lines
2.5 KiB
Python
77 lines
2.5 KiB
Python
import os
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import ctypes
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import shutil
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import zipfile
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import platform
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import urllib.request
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from typing import Union
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RELEASE = f"rel.{os.environ.get('ZLUDA_HASH', '11cc5844514f93161e0e74387f04e2c537705a82')}"
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DLL_MAPPING = {
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'cublas.dll': 'cublas64_11.dll',
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'cusparse.dll': 'cusparse64_11.dll',
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'nvrtc.dll': 'nvrtc64_112_0.dll',
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}
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HIP_TARGETS = ['rocblas.dll', 'rocsolver.dll', 'hiprtc0507.dll',]
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ZLUDA_TARGETS = ('nvcuda.dll', 'nvml.dll',)
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def get_path() -> str:
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return os.path.abspath(os.environ.get('ZLUDA', '.zluda'))
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def find_hip_sdk() -> Union[str, None]:
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program_files = os.environ.get('ProgramFiles', r'C:\Program Files')
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hip_path_default = rf'{program_files}\AMD\ROCm\5.7'
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if not os.path.exists(hip_path_default):
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hip_path_default = None
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return os.environ.get('HIP_PATH', hip_path_default)
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def install(zluda_path: os.PathLike) -> None:
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if os.path.exists(zluda_path):
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return
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if platform.system() != 'Windows': # Windows-only. (PyTorch should be rebuilt on Linux)
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return
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urllib.request.urlretrieve(f'https://github.com/lshqqytiger/ZLUDA/releases/download/{RELEASE}/ZLUDA-windows-amd64.zip', '_zluda')
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with zipfile.ZipFile('_zluda', 'r') as archive:
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infos = archive.infolist()
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for info in infos:
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if not info.is_dir():
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info.filename = os.path.basename(info.filename)
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archive.extract(info, '.zluda')
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os.remove('_zluda')
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def uninstall() -> None:
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if os.path.exists('.zluda'):
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shutil.rmtree('.zluda')
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def enable_runtime_api():
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DLL_MAPPING['cudart.dll'] = 'cudart64_110.dll'
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def make_copy(zluda_path: os.PathLike) -> None:
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for k, v in DLL_MAPPING.items():
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if not os.path.exists(os.path.join(zluda_path, v)):
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try:
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os.link(os.path.join(zluda_path, k), os.path.join(zluda_path, v))
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except Exception:
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shutil.copyfile(os.path.join(zluda_path, k), os.path.join(zluda_path, v))
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def load(zluda_path: os.PathLike) -> None:
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hip_path = find_hip_sdk()
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if hip_path is None:
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raise RuntimeError('Could not find AMD HIP SDK, please install it from https://www.amd.com/en/developer/resources/rocm-hub/hip-sdk.html')
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for v in HIP_TARGETS:
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ctypes.windll.LoadLibrary(os.path.join(hip_path, 'bin', v))
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for v in ZLUDA_TARGETS:
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ctypes.windll.LoadLibrary(os.path.join(zluda_path, v))
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for v in DLL_MAPPING.values():
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ctypes.windll.LoadLibrary(os.path.join(zluda_path, v))
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