46 lines
1.3 KiB
Python
46 lines
1.3 KiB
Python
from litesata.common import *
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from litesata import LiteSATA
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from litesata.frontend.bist import LiteSATABISTGenerator, LiteSATABISTChecker
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from litesata.test.hdd import *
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from litesata.test.common import *
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class TB(Module):
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def __init__(self):
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self.hdd = HDD(
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link_debug=False, link_random_level=0,
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transport_debug=False, transport_loopback=False,
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hdd_debug=True)
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self.controller = LiteSATA(self.hdd.phy)
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self.generator = LiteSATABISTGenerator(self.controller.crossbar.get_port())
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self.checker = LiteSATABISTChecker(self.controller.crossbar.get_port())
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def gen_simulation(self, selfp):
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hdd = self.hdd
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hdd.malloc(0, 64)
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selfp.generator.sector = 0
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selfp.generator.count = 17
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selfp.checker.sector = 0
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selfp.checker.count = 17
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while True:
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selfp.generator.start = 1
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yield
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selfp.generator.start = 0
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yield
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while selfp.generator.done == 0:
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yield
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selfp.checker.start = 1
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yield
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selfp.checker.start = 0
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yield
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while selfp.checker.done == 0:
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yield
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print("errors {}".format(selfp.checker.errors))
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selfp.generator.sector += 1
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selfp.generator.count = max((selfp.generator.count + 1)%8, 1)
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selfp.checker.sector += 1
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selfp.checker.count = max((selfp.checker.count + 1)%8, 1)
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if __name__ == "__main__":
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run_simulation(TB(), ncycles=8192*2, vcd_name="my.vcd", keep_files=True)
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