NVIDIA ConnectX-7 Adapter Cards Firmware Release Notes v28.38.1900
NVIDIA ConnectX-5 Adapter Cards Firmware Release Notes v16.35.3502 LTS

Bug Fixes History

Warning

This section includes history of 3 major releases back. For older releases history, please refer to the relevant firmware versions.

Internal Ref.

Issue

3537571

Description: Fixed SPDM measurements signature.

Keywords: SPDM

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3439757

Description: Fixed an issue that prevented the system from detecting the PCIe device during slot DC power cycle tests.

Keywords: PCIe device, DC power cycle tests

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3534473

Description: Added a new field/slot ID to PRS pcie_cfg_data.pci_cfg_space.pciex.pcie_switch_ini_defined_base_slot_id = 3 to define a specific slot number for GPU bridge DSP.

Keywords: Slot ID

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3331179

Description: Improved token calculation.

Keywords: Token calculation

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3299420

Description: Upgrading from firmware v28.38.1014 and below to v28.38.1002 no longer requires an upgrade to an intermediate version.

Keywords: Firmware upgrade

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3394841

Description: Updated the plug in/out events' reporting method to report only when the last recorded event is the opposite of the current event.

Keywords: Port events

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3469311

Description: Fixed the SPDM operations order according to the spec. v1.1.0.

Keywords: SPDM operations

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3527987

Description: Added support for NC-SI channel on both ports.

Keywords: NC-SI channel

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3459317

Description: Changed the protection mechanism for BAR configuration.

Keywords: BAR configuration

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3345150

Description: Fixed an issue that caused a packet with invalid/bad padcount to be silently dropped instead of sending a bad nack error.

Keywords: Packet drop

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3418627

Description: Fixed wrong credits configuration that occurred when MAX_ACC_OUT_READ was configured.

Keywords: Performance

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3466088

Description: Update the SX root to work with driverless mode in vport0 gvmi teardown.

Keywords: Driverless mode

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3487313

Description: Fixed a a rare deadlock case between 2 DC packets in the RX side.

Keywords: Firmware deadlock

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3495889

Description: Fixed a QoS host port rate limit shaper inaccuracy that occurred when the shaper was configured via the QSHR access register.

Keywords: Port rate limit shaper

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

3449451

Description: When using ConnectX-7 adapter card as InfiniBand, the port must be configured to use the Auto-Negotiation mode.

Keywords: Auto-Negotiation, InfiniBand

Discovered in Version: 28.37.1014

Fixed in Release: 28.38.1002

Internal Ref.

Issue

3272599

Description: Removed the option to clear "Tx disable cap" for all non-baseT SFP modules.

Keywords: Tx disable cap

Discovered in Version: 28.36.1010

Fixed in Release: 28.37.1014

3339087

Description: Added a split mask verification process to check whether or not a module is split in HCA.

Keywords: Cables, split module

Discovered in Version: 28.36.1010

Fixed in Release: 28.37.1014

3411270

Description: Fixed an issue that resulted in firmware crash when setting large payload length values (more than ~1500) in NC-SI command's header.

Keywords: NC-SI

Discovered in Version: 28.36.1010

Fixed in Release: 28.37.1014

3405790

Description: Fixed an issue that resulted in the interface type being shown as "unsupported" in CMIS modules.

Keywords: CMIS

Discovered in Version: 28.36.1010

Fixed in Release: 28.37.1014

3418889

Description: Updated the NEGOTIATE_ALGORITHMS response according to the SPDM specification.

Keywords: SPDM

Discovered in Version: 28.36.1010

Fixed in Release: 28.37.1014

3409686

Description: Added the option to clear the DPC registers after warm reboot.

Keywords: DPC

Discovered in Version: 28.36.1010

Fixed in Release: 28.37.1014

3411116

Description: Fixed the configuration of the TS1s sent by the DownStream port (DSP) when moving to EQLZ.ph2.

Keywords: DSP

Discovered in Version: 28.36.1010

Fixed in Release: 28.37.1014

3138665

Description: Changed the initial Tx preset configuration for the DownStream port (DSP).

Keywords: Tx, DSP

Discovered in Version: 28.36.1010

Fixed in Release: 28.37.1014

3138665

Description: PLDM firmware update process fails in case 1304 bytes chunk size is chosen.

Keywords: PLDM firmware update

Discovered in Version: 28.34.4000

Fixed in Release: 28.37.1014

3336619

Description: Fixed an issues that occurred during secure firmware update when decrypting and authenticating each chunk of data using its authentication tag. The issue appeared when the main code chunk was split between the user chunks and any GCM operation (e.g., flash read with decryption). This GCM operation broke the GCM context for main chunk authentication and therefore failed.

Keywords: Secure firmware update, GCM, code chunk

Discovered in Version: 28.36.1010

Fixed in Release: 28.37.1014

3327847

Description: CNP received, handled, and ignored counters in the hardware counters cannot work after moving to Programmable Congestion Control mode.

Keywords: CNP, Programmable Congestion Control

Discovered in Version: 28.36.1010

Fixed in Release: 28.37.1014

3336610

Description: Fixed a rare issue that prevented the hardware from handling an error flow that occurred when accessing the DPA cluster L2 cache from the firmware processor. In this case the firmware processor hardware requested a VA=>PA translation from the internal mmio, and the address translation was broken by the mmio on the 4K page boundary.

Keywords: Error handling, mmio, firmware processor

Discovered in Version: 28.36.1010

Fixed in Release: 28.37.1014

3073517

Description: When connecting a ConnectX-7 adapter card to a ConnectX-5 or an NVIDIA Spectrum switch and trying to raise 10G/40G over 100G optics cable is not supported.

Keywords: Optical cables, ConnectX-5, NVIDIA Spectrum

Discovered in Version: 28.33.4030

Fixed in Release: 28.37.1014

3358994

Description: Fixed an issue that prevented the hardware from consuming Port-VL and credits, which consequently blocked traffic from being transmitted due to a race condition between the firmware and the hardware when accessing the chip memory (CR space).

Keywords: Firmware race, CR space, Port-VL

Discovered in Version: 28.36.1010

Fixed in Release: 28.37.1014

Internal Ref.

Issue

-

Description: Fixed an issue for adapter cards P/N MCX755106AS-HEAT that caused the link not to raise after changing both ports to Ethernet mode.

Keywords: Port type, link up

Discovered in Version: 28.36.1010

Fixed in Release: 28.36.1700

Internal Ref.

Issue

3923754 (NVbugs)

Description: Fixed an issue that caused the Downstream Port Containment (DPC) not to be exposed on the downstream ports of the top level PCIe switch in products supporting PCIe switch.

Keywords: PCIe Switch, DPC

Discovered in Version: 28.35.1012

Fixed in Release: 28.36.1010

3070480

Description: Fixed an issue that resulted in PRBS lock loss (PRBS_CHK_ERR_CNT_NO_CLR field is raising) when the PRBS mode was first configured on the ConnectX-7 adapter card and then on the Wedge400 switch.

Keywords: PRBS

Discovered in Version: 28.35.1012

Fixed in Release: 28.36.1010

3317621

Description: Fixed an issue that caused wqe_based_steering CQEs not to be generated upon an error.

Keywords: CQE

Discovered in Version: 28.35.1012

Fixed in Release: 28.36.1010

3239340

Description: Aligned RDE behavior to DSP0266 v1.15.0 table 23.

Keywords: RDE

Discovered in Version: 28.35.1012

Fixed in Release: 28.36.1010

3016801

Description: Fixed a rare issue that resulted in link not raising when connecting a ConnentX-7 adapter card to IXIA in PAM4 speeds.

Keywords: PAM4, IXIA, link up

Discovered in Version: 28.35.1012

Fixed in Release: 28.36.1010

3073517

Description: Fixed an issue that resulted in device link down, and the device not being able to get traffic, when moving between two states DETECT and POLLING CONFIG in RTL.

Keywords: RTL, link down, traffic

Discovered in Version: 28.35.1012

Fixed in Release: 28.36.1010

3073517

Description: When connecting a ConnectX-7 adapter card to a ConnectX-5 or an NVIDIA Spectrum switch, configuring first 10G/40G and then configuring back 100G we result in linkup failure.

Keywords: ConnectX-5, NVIDIA Spectrum, linkup

Discovered in Version: 28.33.4030

Fixed in Release: 28.36.1010

3077026

Description: When connecting with MMS4X00-NL400 transceiver at 200Gb/s, instability may be experienced upon link up.

Keywords: Transceiver, Link Up

Discovered in Version: 28.34.1002

Fixed in Release: 28.36.1010

3077026

Description: When connecting a ConnectX-7 adapter card to ConnectX-7 adapter card and one side is configured to RM Loopback, and the port is toggled, link flap maybe experienced.

Keywords: Link flap

Discovered in Version: 28.34.1002

Fixed in Release: 28.36.1010

3106146

Description: Live migration of MPV affiliated function pair is not supported when port numbers are changed. Each function should stay on the same port number as before migration.

Keywords: MPV live migration

Discovered in Version: 28.34.1002

Fixed in Release: 28.36.1010

2169950

Description: When decapsulation on a packet occurs, the FCS indication is not calculated correctly.

Keywords: FCS

Discovered in Version: 28.34.1002

Fixed in Release: 28.36.1010

3147219

Description: SPDM Get Measurements might return an invalid signature while executed without the included measurements (request param2 = 0).

Keywords: SPDM

Discovered in Version: 28.34.4000

Fixed in Release: 28.36.1010

3147207

Description: The SPDM challenge command returns the hash of all the measurements without their headers.

Keywords: SPDM

Discovered in Version: 28.34.4000

Fixed in Release: 28.36.1010

3261861

Description: Connecting an HDR device to an NDR device with Optical cables longer than 30m causes degradation in the bandwidth.

Keywords: HDR-to-NDR, cables

Discovered in Version: 28.35.1012

Fixed in Release: 28.36.1010

3225504

Description: Enabled constant clock offset (visible using PPS out) when synchronizing the device using PTP in 25G or 10G port link speed.

Keywords: PTP, PPS offset

Discovered in Version: 28.35.1012

Fixed in Release: 28.36.1010

3288489

Description: Fixed an issue that caused the Pkey table not to be updated, and wrong value to be sent, when the MADs handled in a long process were sent using GLOBAL_GVMI instead of vport0_gvmi.

Keywords: Pkey

Discovered in Version: 28.35.1012

Fixed in Release: 28.36.1010

3283455

Description: Fixed a wrong lane mapping to serdes when selecting the OSFP port and using only 4 lanes.

Keywords: QSFP, lanes

Discovered in Version: 28.35.1012

Fixed in Release: 28.36.1010

© Copyright 2023, NVIDIA. Last updated on Oct 18, 2023.