6.5.2. Manual Reset Mode
In manual mode, all ports are exposed to provide flexible control. Follow the reset
sequence for RX and TX modes to send reset requests.
Note: The manual reset mode is required if fractured RS-FEC is used.
Table 47. Native PHY IP Ports With Manual Mode Enabled
Port Direction Description
rx_reset_req
Input Request to Master TRS to schedule RX reset
rx_reset_ack
Output
Valid window for you to assert/deassert rx_aib_reset, rx_pmaif_reset,
rx_rsfec_reset
rx_aib_reset
Input Reset RX EMIB datapath
rx_pmaif_reset
Input Reset RX PMA digital logic
rx_rsfec_reset
Input Reset RX RS-FEC datapath
rx_transfer_ready
Output Output from the Native PHY IP core indicating the RX EMIB datapath is ready
rx_pma_ready
Output Output from the PMA indicating the PMA is ready. This must be asserted before
asserting or deasserting any RX resets.
rx_is_lockedtodata
Output Output from the PMA indicating the CDR has locked to the incoming serial data
tx_reset_req
Input Request to Master TRS to schedule TX reset
tx_reset_ack
Output
Valid window to assert or deassert tx_aib_reset, tx_pmaif_reset,
tx_rsfec_reset, rsfec_reset
rsfec_reset
Input Reset all RS-FEC logic
tx_aib_reset
Input Reset TX EMIB datapath
tx_pmaif_reset
Input Reset TX PMA digital logic
tx_rsfec_reset
Input Reset TX RS-FEC datapath
tx_transfer_ready
Output Output from the Native PHY IP core indicating the TX EMIB datapath is ready
tx_pma_ready
Output Output from the PMA indicating the PMA is ready. This must be asserted before
asserting or deasserting any TX resets.
The reset, rx_ready, and tx_ready ports do not appear in manual reset mode.
6. Resetting Transceiver Channels
UG-20056 | 2019.02.04
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