mirror of https://github.com/openXC7/prjxray.git
127 lines
3.4 KiB
Python
Executable File
127 lines
3.4 KiB
Python
Executable File
#!/usr/bin/env python3
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from __future__ import print_function
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import fasm
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import argparse
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import json
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import os
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import os.path
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from prjxray import fasm_assembler
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from prjxray.db import Database
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from prjxray.roi import Roi
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class FASMSyntaxError(SyntaxError):
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pass
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def dump_frames_verbose(frames):
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print()
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print("Frames: %d" % len(frames))
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for addr in sorted(frames.keys()):
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words = frames[addr]
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print(
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'0x%08X ' % addr + ', '.join(['0x%08X' % w for w in words]) +
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'...')
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def dump_frames_sparse(frames):
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print()
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print("Frames: %d" % len(frames))
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for addr in sorted(frames.keys()):
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words = frames[addr]
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# Skip frames without filled words
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for w in words:
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if w:
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break
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else:
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continue
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print('Frame @ 0x%08X' % addr)
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for i, w in enumerate(words):
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if w:
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print(' % 3d: 0x%08X' % (i, w))
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def dump_frm(f, frames):
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'''Write a .frm file given a list of frames, each containing a list of 101 32 bit words'''
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for addr in sorted(frames.keys()):
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words = frames[addr]
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f.write(
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'0x%08X ' % addr + ','.join(['0x%08X' % w for w in words]) + '\n')
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def run(db_root, filename_in, f_out, sparse=False, roi=None, debug=False):
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db = Database(db_root)
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assembler = fasm_assembler.FasmAssembler(db)
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if roi:
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with open(roi) as f:
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roi_j = json.load(f)
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x1 = roi_j['info']['GRID_X_MIN']
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x2 = roi_j['info']['GRID_X_MAX']
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y1 = roi_j['info']['GRID_Y_MIN']
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y2 = roi_j['info']['GRID_Y_MAX']
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assembler.mark_roi_frames(Roi(db=db, x1=x1, x2=x2, y1=y1, y2=y2))
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if 'required_features' in roi_j:
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extra_features = fasm.parse_fasm_string(roi_j['required_features'])
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else:
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extra_features = []
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assembler.parse_fasm_filename(filename_in, extra_features=extra_features)
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frames = assembler.get_frames(sparse=sparse)
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if debug:
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dump_frames_sparse(frames)
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dump_frm(f_out, frames)
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def main():
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parser = argparse.ArgumentParser(
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description=
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'Convert FPGA configuration description ("FPGA assembly") into binary frame equivalent'
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)
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database_dir = os.getenv("XRAY_DATABASE_DIR")
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database = os.getenv("XRAY_DATABASE")
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db_root_kwargs = {}
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if database_dir is None or database is None:
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db_root_kwargs['required'] = True
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else:
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db_root_kwargs['required'] = False
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db_root_kwargs['default'] = os.path.join(database_dir, database)
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parser.add_argument('--db-root', help="Database root.", **db_root_kwargs)
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parser.add_argument(
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'--sparse', action='store_true', help="Don't zero fill all frames")
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parser.add_argument(
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'--roi',
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help="ROI design.json file defining which tiles are within the ROI.")
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parser.add_argument(
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'--debug', action='store_true', help="Print debug dump")
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parser.add_argument('fn_in', help='Input FPGA assembly (.fasm) file')
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parser.add_argument(
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'fn_out',
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default='/dev/stdout',
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nargs='?',
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help='Output FPGA frame (.frm) file')
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args = parser.parse_args()
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run(
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db_root=args.db_root,
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filename_in=args.fn_in,
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f_out=open(args.fn_out, 'w'),
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sparse=args.sparse,
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roi=args.roi,
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debug=args.debug)
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if __name__ == '__main__':
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main()
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