53 lines
1.3 KiB
Python
Executable File
53 lines
1.3 KiB
Python
Executable File
#!/usr/bin/env python
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#encoding=utf-8
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import argparse
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from pyutils import *
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def set_cdr_clk(v_ph, v_t):
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ph = int(8 * 1000000 * (int(abs(v_ph))%360) / 360.0)
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period = int(1000000 + v_t)
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code_for_clk = __gen_clk(ph, period)
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genPkt = GenPkt()
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genPkt.clean()
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gen_file_def = "simCdrClk"
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genPkt.addAfterExc(code_for_clk)
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genPkt.gen("./generated/SimCDR/%s.vh"%(gen_file_def, ), 1)
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def __gen_clk(ph, period):
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slv_code =(
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""
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#"\tinitial begin\n"
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#+"\t\tforever begin #%d clock%d <= ~clock%d; end\n"%(period * 8, clk, clk)
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#+"\tend\n\n"
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+"\tgenerate\n"
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+"\tfor( genvar i = 0; i < 16; i = i + 1 ) begin\n"
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+"\t\tinitial begin\n"
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+ "\t\t\t//相位信息\n"
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+ "\t\t\t#%d\n"%(ph)
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+ "\t\t\tmultiCLK[i] = 0;\n"
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+ "\t\t\tfor( integer j = 0; j < i; j = j + 1 ) begin\n"
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+ "\t\t\t\t#%d\n"%(period, )
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+ "\t\t\t\t;\n"
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+ "\t\t\tend\n"
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+ "\t\t\tforever begin #%d multiCLK[i] <= ~multiCLK[i]; end\n"%(period * 8, )
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+"\t\tend\n"
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+"\tend\n"
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+"\tendgenerate\n")
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return slv_code
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if __name__ == '__main__':
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parser = argparse.ArgumentParser()
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# 可选参数
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parser.add_argument("-c", "--clk", nargs=2, type=int, default=[0, 0], help="相位(度)、频率偏差ppm")
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args = parser.parse_args()
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set_cdr_clk(args.clk[0], args.clk[1]);
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