Link Training

Configuration

Link training settings

Corresponding low-level API class: PP_LINKTRAIN

# Link Training Settings
await port.pcs_pma.link_training.settings.set(
    mode=enums.LinkTrainingMode.DISABLED,
    pam4_frame_size=enums.PAM4FrameSize.P4K_FRAME,
    nrz_pam4_init_cond=enums.LinkTrainingInitCondition.NO_INIT,
    nrz_preset=enums.NRZPreset.NRZ_WITH_PRESET,
    timeout_mode=enums.TimeoutMode.DEFAULT)
await port.pcs_pma.link_training.settings.set(
    mode=enums.LinkTrainingMode.STANDALONE,
    pam4_frame_size=enums.PAM4FrameSize.P4K_FRAME,
    nrz_pam4_init_cond=enums.LinkTrainingInitCondition.NO_INIT,
    nrz_preset=enums.NRZPreset.NRZ_WITH_PRESET,
    timeout_mode=enums.TimeoutMode.DEFAULT)
await port.pcs_pma.link_training.settings.set(
    mode=enums.LinkTrainingMode.INTERACTIVE,
    pam4_frame_size=enums.PAM4FrameSize.P4K_FRAME,
    nrz_pam4_init_cond=enums.LinkTrainingInitCondition.NO_INIT,
    nrz_preset=enums.NRZPreset.NRZ_WITH_PRESET,
    timeout_mode=enums.TimeoutMode.DISABLED)
await port.pcs_pma.link_training.settings.set(
    mode=enums.LinkTrainingMode.START_AFTER_AUTONEG,
    pam4_frame_size=enums.PAM4FrameSize.P4K_FRAME,
    nrz_pam4_init_cond=enums.LinkTrainingInitCondition.NO_INIT,
    nrz_preset=enums.NRZPreset.NRZ_WITH_PRESET,
    timeout_mode=enums.TimeoutMode.DEFAULT)

resp = await port.pcs_pma.link_training.settings.get()
resp.mode
resp.pam4_frame_size
resp.nrz_pam4_init_cond
resp.nrz_preset
resp.timeout_mode

Per Serdes Status

Per lane Link training status

Corresponding low-level API class: PP_LINKTRAINSTATUS

# Link Training Serdes Status
resp = await port.pcs_pma.link_training.per_lane_status[0].get() # serdes lane 0
resp.mode
resp.failure
resp.status