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C-CMIS PM API and memory map support #714

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C-CMIS PM API and memory map support #714

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79bfd1b
Added memory map support for C-CMIS PM pages
nkanchi-nexthop Jul 7, 2026
41db37d
Merge branch 'sonic-net:master' into nkanchi.c-cmis-mem-map-pm-support
nkanchi-nexthop Jul 16, 2026
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30 changes: 30 additions & 0 deletions sonic_platform_base/sonic_xcvr/fields/consts.py
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Expand Up @@ -484,6 +484,36 @@
RX_AVG_MER_PM = "rxAvgMerPm"
RX_MIN_MER_PM = "rxMinMerPm"
RX_MAX_MER_PM = "rxMaxMerPm"
RX_AVG_CLOCK_REC_PM = "rxAvgClockRecPm"
RX_MIN_CLOCK_REC_PM = "rxMinClockRecPm"
RX_MAX_CLOCK_REC_PM = "rxMaxClockRecPm"
RX_AVG_LG_SOPMD_PM = "rxAvgLGSopmdPm"
RX_MIN_LG_SOPMD_PM = "rxMinLGSopmdPm"
RX_MAX_LG_SOPMD_PM = "rxMaxLGSopmdPm"
RX_AVG_SNR_MARGIN_PM = "rxAvgSNRMarginPm"
RX_MIN_SNR_MARGIN_PM = "rxMinSNRMarginPm"
RX_MAX_SNR_MARGIN_PM = "rxMaxSNRMarginPm"
RX_AVG_QFACTOR_PM = "rxAvgQFactorPm"
RX_MIN_QFACTOR_PM = "rxMinQFactorPm"
RX_MAX_PM_QFACTOR = "rxMaxPmQFactor"
RX_AVG_QMARGIN_PM = "rxAvgQMarginPm"
RX_MIN_QMARGIN_PM = "rxMinQMarginPm"
RX_MAX_QMARGIN_PM = "rxMaxQMarginPm"

## Data Path Host Interface Performance Monitoring
DATA_PATH_HOST_IF_PM = "Data Path Host Interface Performance Monitoring"
TX_BITS_PM = "txBitsPm"
TX_BITS_SUB_INTERVAL_PM = "txBitsSubIntPm"
TX_CORR_BITS_PM = "txCorrBitsPm"
TX_MIN_CORR_BITS_SUB_INTERVAL_PM = "txMinCorrBitsSubIntPm"
TX_MAX_CORR_BITS_SUB_INTERVAL_PM = "txMaxCorrBitsSubIntPm"
TX_FRAMES_PM = "txFramesPm"
TX_FRAMES_SUB_INTERVAL_PM = "txFramesSubIntPm"
TX_FRAMES_UNCORR_ERR_PM = "txFramesUncorrErrPm"
TX_MIN_FRAMES_UNCORR_ERR_SUB_INTERVAL_PM = "txMinFramesUncorrErrSubintPm"
TX_MAX_FRAMES_UNCORR_ERR_SUB_INTERVAL_PM = "txMaxFramesUncorrErrSubintPm"
TX_CORRECTED_FRAMES_PM = "txCorrectedFramesPm"
TX_CORRECTED_FRAMES_SUB_INTERVAL_PM = "txCorrectedFramesSubintPm"

# CDB
TRANS_CDB_FIELD = "TransceiverCdb"
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2 changes: 2 additions & 0 deletions sonic_platform_base/sonic_xcvr/mem_maps/public/cmis/c_cmis.py
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Expand Up @@ -9,6 +9,7 @@
CCmisModuleConfigSupportPage,
CCmisMediaLaneFecPmPage,
CCmisMediaLaneLinkPmPage,
CCmisDataPathHostIfPmPage,
)


Expand All @@ -21,4 +22,5 @@ def __init__(self, codes, bank=0):
CCmisModuleConfigSupportPage(codes, bank=bank), # 0x04
CCmisMediaLaneFecPmPage(codes, bank=bank), # 0x34
CCmisMediaLaneLinkPmPage(codes, bank=bank), # 0x35
CCmisDataPathHostIfPmPage(codes, bank=bank), # 0x3A
)
2 changes: 2 additions & 0 deletions sonic_platform_base/sonic_xcvr/mem_maps/public/cmis/pages/__init__.py
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Expand Up @@ -31,6 +31,7 @@
from .page2f import CmisVdmAdvertisingCtrlPage
from .page34 import CCmisMediaLaneFecPmPage
from .page35 import CCmisMediaLaneLinkPmPage
from .page3a import CCmisDataPathHostIfPmPage
from .page9f import CmisCdbMessagePage
from .page9f_cdb import CdbLplMessagePage

Expand Down Expand Up @@ -60,6 +61,7 @@
'CmisVdmAdvertisingCtrlPage',
'CCmisMediaLaneFecPmPage',
'CCmisMediaLaneLinkPmPage',
'CCmisDataPathHostIfPmPage',
'CmisCdbMessagePage',
'CdbLplMessagePage',
]
15 changes: 15 additions & 0 deletions sonic_platform_base/sonic_xcvr/mem_maps/public/cmis/pages/page35.py
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Expand Up @@ -56,4 +56,19 @@ def __init__(self, codes, bank=0, page=0x35):
NumberRegField(consts.RX_AVG_MER_PM, self.getaddr(206), format=">H", size=2, scale=10.0),
NumberRegField(consts.RX_MIN_MER_PM, self.getaddr(208), format=">H", size=2, scale=10.0),
NumberRegField(consts.RX_MAX_MER_PM, self.getaddr(210), format=">H", size=2, scale=10.0),
NumberRegField(consts.RX_AVG_CLOCK_REC_PM, self.getaddr(212), format=">h", size=2, scale=327.67),
NumberRegField(consts.RX_MIN_CLOCK_REC_PM, self.getaddr(214), format=">h", size=2, scale=327.67),
NumberRegField(consts.RX_MAX_CLOCK_REC_PM, self.getaddr(216), format=">h", size=2, scale=327.67),
NumberRegField(consts.RX_AVG_LG_SOPMD_PM, self.getaddr(218), format=">H", size=2),
NumberRegField(consts.RX_MIN_LG_SOPMD_PM, self.getaddr(220), format=">H", size=2),
NumberRegField(consts.RX_MAX_LG_SOPMD_PM, self.getaddr(222), format=">H", size=2),
NumberRegField(consts.RX_AVG_SNR_MARGIN_PM, self.getaddr(224), format=">h", size=2, scale=10.0),
NumberRegField(consts.RX_MIN_SNR_MARGIN_PM, self.getaddr(226), format=">h", size=2, scale=10.0),
NumberRegField(consts.RX_MAX_SNR_MARGIN_PM, self.getaddr(228), format=">h", size=2, scale=10.0),
NumberRegField(consts.RX_AVG_QFACTOR_PM, self.getaddr(230), format=">H", size=2, scale=10.0),
NumberRegField(consts.RX_MIN_QFACTOR_PM, self.getaddr(232), format=">H", size=2, scale=10.0),
NumberRegField(consts.RX_MAX_PM_QFACTOR, self.getaddr(234), format=">H", size=2, scale=10.0),
NumberRegField(consts.RX_AVG_QMARGIN_PM, self.getaddr(236), format=">h", size=2, scale=10.0),
NumberRegField(consts.RX_MIN_QMARGIN_PM, self.getaddr(238), format=">h", size=2, scale=10.0),
NumberRegField(consts.RX_MAX_QMARGIN_PM, self.getaddr(240), format=">h", size=2, scale=10.0),
]
31 changes: 31 additions & 0 deletions sonic_platform_base/sonic_xcvr/mem_maps/public/cmis/pages/page3a.py
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@@ -0,0 +1,31 @@
"""
page3a.py

C-CMIS Page 3Ah - Data Path Host Interface Performance Monitors.
"""

from .page import CmisPage
from .....fields.xcvr_field import NumberRegField
from .....fields import consts


class CCmisDataPathHostIfPmPage(CmisPage):
"""C-CMIS Page 3Ah: data path host-interface performance-monitor counters."""

def __init__(self, codes, bank=0, page=0x3A):
super().__init__(codes, page=page, bank=bank)

self.fields[consts.DATA_PATH_HOST_IF_PM] = [
NumberRegField(consts.TX_BITS_PM, self.getaddr(128), format=">Q", size=8),
NumberRegField(consts.TX_BITS_SUB_INTERVAL_PM, self.getaddr(136), format=">Q", size=8),
NumberRegField(consts.TX_CORR_BITS_PM, self.getaddr(144), format=">Q", size=8),
NumberRegField(consts.TX_MIN_CORR_BITS_SUB_INTERVAL_PM, self.getaddr(152), format=">Q", size=8),
NumberRegField(consts.TX_MAX_CORR_BITS_SUB_INTERVAL_PM, self.getaddr(160), format=">Q", size=8),
NumberRegField(consts.TX_FRAMES_PM, self.getaddr(168), format=">I", size=4),
NumberRegField(consts.TX_FRAMES_SUB_INTERVAL_PM, self.getaddr(172), format=">I", size=4),
NumberRegField(consts.TX_FRAMES_UNCORR_ERR_PM, self.getaddr(176), format=">I", size=4),
NumberRegField(consts.TX_MIN_FRAMES_UNCORR_ERR_SUB_INTERVAL_PM, self.getaddr(180), format=">I", size=4),
NumberRegField(consts.TX_MAX_FRAMES_UNCORR_ERR_SUB_INTERVAL_PM, self.getaddr(184), format=">I", size=4),
NumberRegField(consts.TX_CORRECTED_FRAMES_PM, self.getaddr(188), format=">I", size=4),
NumberRegField(consts.TX_CORRECTED_FRAMES_SUB_INTERVAL_PM, self.getaddr(192), format=">I", size=4),
]
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