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drtio: differentiate local and remote unknown packet type errors

This commit is contained in:
Sebastien Bourdeauducq 2016-11-04 15:17:19 +08:00
parent f76aa249ce
commit 747da3da15
2 changed files with 7 additions and 6 deletions
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11
artiq/gateware/drtio/rt_packets.py
View File

@ -50,12 +50,13 @@ def get_s2m_layouts(alignment):
error_codes = {
"unknown_type": 0,
"unknown_type_local": 0,
"unknown_type_remote": 1,
# The transmitter is normally responsible for avoiding
# overflows and underflows. Those error reports are only
# for diagnosing internal ARTIQ bugs.
"write_overflow": 1,
"write_underflow": 2
"write_overflow": 2,
"write_underflow": 3
}
@ -254,7 +255,7 @@ class RTPacketSatellite(Module):
NextState("FIFO_SPACE"),
"default": [
err_set.eq(1),
NextValue(err_code, error_codes["unknown_type"])]
NextValue(err_code, error_codes["unknown_type_remote"])]
})
)
)
@ -528,7 +529,7 @@ class RTPacketMaster(Module):
rx_plm.types["fifo_space_reply"]: NextState("FIFO_SPACE"),
"default": [
error_not.eq(1),
error_code.eq(error_codes["unknown_type"])
error_code.eq(error_codes["unknown_type_local"])
]
})
)

2
artiq/test/gateware/drtio/test_full_stack.py
View File

@ -170,7 +170,7 @@ class TestFullStack(unittest.TestCase):
err_present = yield from csrs.err_present.read()
err_code = yield from csrs.err_code.read()
self.assertEqual(err_present, 1)
self.assertEqual(err_code, 2)
self.assertEqual(err_code, 3)
yield from csrs.err_present.write(1)
yield
err_present = yield from csrs.err_present.read()