100 lines
3.7 KiB
Python
100 lines
3.7 KiB
Python
import shutil
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import os
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import time
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import subprocess
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def xst(config, target, log, subprocesses, prefix='.') -> int:
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log(" - parsing options")
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device = config.get(f'target.{target}', 'device', fallback='')
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package = config.get(f'target.{target}', 'package', fallback='')
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speedgrade = config.get(f'target.{target}', 'speedgrade', fallback='')
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toplevel = config.get(f'target.{target}', 'toplevel', fallback='toplevel')
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xst_opts = config.get(f'target.{target}', 'xst_opts', fallback='')
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netgensynth_opts = config.get(f'target.{target}', 'netgensynth_opts', fallback='-ofmt verilog')
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netgensynth_type = config.get(f'target.{target}', 'netgensynth_type', fallback='-sim')
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files_vhdl = config.get(f'target.{target}', 'files_vhdl', fallback='').split()
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files_verilog = config.get(f'target.{target}', 'files_verilog', fallback='').split()
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files_other = config.get(f'target.{target}', 'files_other', fallback='').split()
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build_dir = config.get(f'project', 'build_dir', fallback='build')
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out_dir = config.get(f'project', 'out_dir', fallback='out')
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devstring = f'{device}{speedgrade}-{package}'
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prefix = f'{os.getcwd()}/{prefix}'
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build_dir = f'{prefix}/{build_dir}'
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out_dir = f'{prefix}/{out_dir}/{target}'
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log(" - creating output directories")
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os.makedirs(build_dir, exist_ok=True)
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os.makedirs(out_dir, exist_ok=True)
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log(" - writing project file")
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with open(f'{build_dir}/syn.prj', 'w') as f:
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for s in files_vhdl:
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if s=='':
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continue
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f.write(f"vhdl work {prefix}/{s}\n")
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for s in files_verilog:
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if s=='':
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continue
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f.write(f"verilog work {prefix}/{s}\n")
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for f in files_other:
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if not f: continue
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d = os.path.dirname(f)
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if d:
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os.makedirs(f"{build_dir}/{d}", exist_ok=True)
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shutil.copy(f"{prefix}/{f}", f"{build_dir}/{f}")
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log(" - writing project generation file")
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with open(f'{build_dir}/prj.scr', 'w') as f:
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f.write(f'run\n-ifn syn.prj\n-ofn syn.ngc\n-ifmt mixed\n')
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f.write(f'-top {toplevel}\n')
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f.write(f'-p {devstring}\n-glob_opt max_delay -opt_mode speed\n')
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f.write(xst_opts)
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f.write(f'\n-read_cores YES')
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log(" - run xst")
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p = subprocess.Popen(f"xst -intstyle xflow -ifn prj.scr",
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shell=True, cwd=build_dir,
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stdin=subprocess.DEVNULL,
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# stdout=subprocess.DEVNULL,
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# stderr=subprocess.DEVNULL
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)
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subprocesses.append(p)
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while p.poll() is None:
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time.sleep(1)
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res = p.returncode
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if res==0:
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log(" - copy output files")
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shutil.copy(f'{build_dir}/syn.ngc', f'{out_dir}/{target}.ngc')
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log(" - run netgen")
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extra = ""
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if netgensynth_type=="-sim" and not netgensynth_opts.__contains__("-ofmt vhdl"):
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extra = "-insert_glbl true -ism"
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p = subprocess.Popen(f"netgen -intstyle xflow {netgensynth_type} -w {extra} {netgensynth_opts} {out_dir}/{target}.ngc 2>&1 >> prj.srp",
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shell=True, cwd=build_dir,
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stdin=subprocess.DEVNULL,
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# stdout=subprocess.DEVNULL,
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# stderr=subprocess.DEVNULL
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)
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subprocesses.append(p)
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while p.poll() is None:
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time.sleep(1)
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res |= p.returncode
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log(" - copy logs")
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shutil.copy(f'{build_dir}/prj.srp', f'{out_dir}/xst.log')
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if res==0:
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log(" - copy output files")
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try:
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shutil.copy(f'{build_dir}/{target}.v', f'{out_dir}/{target}-synth.v')
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except FileNotFoundError:
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pass
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try:
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shutil.copy(f'{build_dir}/{target}.vhd', f'{out_dir}/{target}-synth.vhd')
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except FileNotFoundError:
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pass
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return res |