99 lines
3.6 KiB
Python
99 lines
3.6 KiB
Python
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import subprocess
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import argparse
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import os
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import shutil
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class VprArgs:
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arch_dir: str
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arch_def: str
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lookahead: str
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rr_graph: str
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rr_graph_xml: str
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place_delay: str
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device_name: str
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eblif: str
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vpr_options: str
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optional: list[str]
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def __init__(self, mypath, args):
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self.arch_dir = \
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os.path.join(mypath, '../share/symbiflow/arch/', args.device)
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self.arch_dir = os.path.realpath(self.arch_dir)
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self.arch_def = os.path.join(self.arch_dir, 'arch.timing.xml')
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self.lookahead = \
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os.path.join(self.arch_dir,
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'rr_graph_' + args.device + '.lookahead.bin')
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self.rr_graph = \
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os.path.join(self.arch_dir,
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'rr_graph_' + args.device + '.rr_graph.real.bin')
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self.rr_graph_xml = \
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os.path.join(self.arch_dir,
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'rr_graph_' + args.device + '.rr_graph.real.xml')
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self.place_delay = \
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os.path.join(self.arch_dir,
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'rr_graph_' + args.device + '.place_delay.bin')
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self.device_name = args.device.replace('_', '-')
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self.eblif = args.eblif
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self.vpr_options = args.vpr_options
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self.optional = []
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if args.sdc:
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self.optional += ['--sdc_file', args.sdc]
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def export(self):
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os.environ['ARCH_DIR'] = self.arch_dir
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os.environ['ARCH_DEF'] = self.arch_def
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os.environ['LOOKAHEAD'] = self.lookahead
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os.environ['RR_GRAPH'] = self.rr_graph
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os.environ['RR_GRAPH_XML'] = self.rr_graph_xml
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os.environ['PLACE_DELAY'] = self.place_delay
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os.environ['DEVICE_NAME'] = self.device_name
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def setup_vpr_arg_parser():
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parser = argparse.ArgumentParser(description="Parse flags")
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parser.add_argument('-d', '--device', nargs=1, metavar='<device>',
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type=str, help='Device type (e.g. artix7)')
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parser.add_argument('-e', '--eblif', nargs=1, metavar='<eblif file>',
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type=str, help='EBLIF filename')
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parser.add_argument('-p', '--pcf', nargs=1, metavar='<pcf file>',
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type=str, help='PCF filename')
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parser.add_argument('-P', '--part', nargs=1, metavar='<name>',
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type=str, help='Part name')
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parser.add_argument('-s', '--sdc', nargs=1, metavar='<sdc file>',
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type=str, help='SDC file')
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parser.add_argument('-a', '--additional_vpr_options', metavar='<opts>',
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type=str, help='Additional VPR options')
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parser.add_argument('additional_vpr_args', nargs='*', metavar='<args>',
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type=str, help='Additional arguments for vpr command')
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return parser
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# Exwecute subroutine
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def sub(*args):
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out = subprocess.run(args, capture_output=True)
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if out.returncode != 0:
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exit(out.returncode)
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return out.stdout
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# Execute `vpr`
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def vpr(vprargs: VprArgs):
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return sub('vpr',
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vprargs.arch_def,
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vprargs.eblif,
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'--device', vprargs.device_name,
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vprargs.vpr_options,
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'--read_rr_graph', vprargs.rr_graph,
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'--read_router_lookahead', vprargs.lookahead,
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'read_placement_delay_lookup', vprargs.place_delay,
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*vprargs.optional)
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# Emit some noisy warnings
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def noisy_warnings(device):
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os.environ['OUR_NOISY_WARNINGS'] = 'noisy_warnings-' + device + '_pack.log'
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# Get current PWD
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def my_path():
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mypath = os.path.realpath(sys.argv[0])
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return os.path.dirname(mypath)
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# Save VPR log
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def save_vpr_log(filename):
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shutil.move('vpr_stdout.log', filename)
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