forked from M-Labs/artiq
drtio: differentiate local and remote unknown packet type errors
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parent
f76aa249ce
commit
747da3da15
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@ -50,12 +50,13 @@ def get_s2m_layouts(alignment):
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error_codes = {
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"unknown_type": 0,
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"unknown_type_local": 0,
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"unknown_type_remote": 1,
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# The transmitter is normally responsible for avoiding
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# overflows and underflows. Those error reports are only
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# for diagnosing internal ARTIQ bugs.
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"write_overflow": 1,
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"write_underflow": 2
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"write_overflow": 2,
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"write_underflow": 3
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}
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@ -254,7 +255,7 @@ class RTPacketSatellite(Module):
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NextState("FIFO_SPACE"),
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"default": [
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err_set.eq(1),
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NextValue(err_code, error_codes["unknown_type"])]
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NextValue(err_code, error_codes["unknown_type_remote"])]
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})
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)
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)
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@ -528,7 +529,7 @@ class RTPacketMaster(Module):
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rx_plm.types["fifo_space_reply"]: NextState("FIFO_SPACE"),
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"default": [
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error_not.eq(1),
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error_code.eq(error_codes["unknown_type"])
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error_code.eq(error_codes["unknown_type_local"])
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]
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})
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)
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@ -170,7 +170,7 @@ class TestFullStack(unittest.TestCase):
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err_present = yield from csrs.err_present.read()
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err_code = yield from csrs.err_code.read()
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self.assertEqual(err_present, 1)
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self.assertEqual(err_code, 2)
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self.assertEqual(err_code, 3)
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yield from csrs.err_present.write(1)
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yield
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err_present = yield from csrs.err_present.read()
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