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drtio: monitor received link_init

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This commit is contained in:
Sebastien Bourdeauducq 2016-09-30 11:25:06 +08:00
parent cefb9e1405
commit 1e0c6d6d5d
1 changed files with 5 additions and 1 deletions
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6
artiq/gateware/drtio/link_layer.py
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@ -256,9 +256,13 @@ class LinkLayer(Module):
tx.link_init.eq(1),
tx.signal_rx_ready.eq(1),
If(rx.remote_rx_ready,
NextState("READY")
NextState("WAIT_REMOTE_LINK_UP")
)
)
fsm.act("WAIT_REMOTE_LINK_UP",
If(~rx.link_init, NextState("READY"))
)
fsm.act("READY",
If(rx.link_init, NextState("RESET_RX")),
self.ready.eq(1)
)