4.1. Release notes - 09_01_00

4.1.1. Documentation

The documentation included with the PSDK QNX J721E is specific to the PSDK QNX J721E package.

PSDK RTOS J721E package documentation (PSDK RTOS Components) must also be referenced, for full understanding of PSDK QNX J721E support.

4.1.2. PSDK QNX J721E Features


Reference PSDK RTOS J721E package documentation (LINK) for an extensive list of new and current features supported by PSDK QNX + PSDK RTOS. This section lists only the features that are PSDK QNX J721E specific.


For features & drivers enabled by the QNX BSP, please refer to BSP Documentation or contact QNX.


The release is tested on Ubuntu (x86_64) 18.04 & 22.04 system and may not work on earlier or later Ubuntu systems. Enabled in this Release

Features enabled in this release, specific to PSDK QNX J721E addon package are:

  • The release package now has version controlled with git with a single release commit to enable convenient patching

  • CPSW updates - Note: Please use the PSDK RTOS release 09_01_00

    • Removed dependency on remote device.

  • UDMA fixes

    • UDMA driver refactor to enable concurrent access of udma resources

    • Added test capability to support larger memcpy for UDMA

  • Bug Fixes

  • IPC driver returns incorrect return code during a timeout

  • Remove dependency on bootloader to set the MMCSD clocks

  • Added support to allocate UDMA proxy per process

For additional new updates, please refer PSDK RTOS package documentation (PSDK RTOS Components). Enabled in Previous Releases

Features enabled in previous release, specific to PSDK QNX J721E addon package are:

  • Support for QNX SDP 7.1

  • Shared Memory Allocator Resource Manager

  • SCIClient Resource Manager

  • A72 OpenVx Integration

  • A72 Vision Apps Demo Support

  • UDMA Resource Manager

  • IPC Resource Manager

  • K3conf utility

  • SBL Boot flow support for QNX

  • DDR BW analysis tool

  • Datasheet added for IPC and io-pkt cpsw ethernet drivers

  • Support and validation with the PSDK RTOS release

  • PDK library build updated from using PDK makefile system to QNX makefile

  • Update to build system to use QCONF_OVERRIDE and support for .sym file

  • Debug build profile deprecate from the PSDK QNX build system

  • IO-PKT CPSW2G Driver

    • A72 driver for CPSW2G

    • Support for gPTP

    • Use of enet-lld

    • SMMU support

    • HW-checksum offloading

  • IO-PKT CPSW9G Virtual Driver

    • A72 driver for CPSW9G

    • Use of enet-lld

    • Time sync with EthFW support added to CPSW9G Virtual driver

    • HW-checksum offloading

    • Single core multicast support

    • Support for dynamic IP and MAC configuration

  • OMX IL Component IMG video codec updates

    • IMG driver error reporting upto OMX compoment level

    • Performance profiler for the IMG decoder

    • OMX QNX color formats enumeration updated to OMX defined color formats

  • IMG video encoder

    • Resource manager support for IMG video encoder

    • OMX IL Component support for IMG video encoder and File-based OMX encoder test application (H.264)

    • Supports both Constant Bit-rate (CBR) & Variable Bit-rate (VBR) encoding

    • Supports logging at different levels

    • Supports a multi-threaded implementation

  • IMG video decoder

    • Resource manager support for IMG video decoder

    • OMX IL Component support for IMG video decoder and File-based OMX decoder test application (H.264 / HEVC)

    • Decodes 8-bit & 10-bit color videos to 420/422 output formats (NV12, NV16, P010, P210)

    • Supports zero-copy buffer passing between application and codec

    • Supports I, P and B frame decoding

    • Supports both progressive and interlaced video decoding

    • Supports recovery from video stream errors

    • Supports decode of stream headers in advance

    • Supports strided output buffers as needed

    • Supports logging at different levels

    • Supports a multi-threaded implementation

    • Decoder to support HW Watchdog

    • Decoder to recover from MMU faults

    • Decoder to recover from hardware lockup

    • Decoder supports performance upto 8x1080p30/4x1080p60

  • Bug fixes

    • Simultaneous OMX decodes of HEVC and H.264 videos together

    • Running iperf with parallel instance of cpsw2g and cpsw9g

    • The ipc_test failing to ping ipc echo testb DM image

    • The tiudma-mgr cannot be restarted after being slayed

    • The udma_memcpy_test hangs forever in case of failure

    • CPSW2G direct ethernet cable connection

    • Added qnxfs partition for SD card boot to address boot time delay

    • Sciclient random ACK failure fixed.

    • UDMA Resource Manager fixed the duplicate UDMA flow-id allocation

For a complete set of the Vision Apps Demo supported, please refer PSDK RTOS package documentation (PSDK RTOS Components). Change Requests

None Errata

Please refer release note in the PSDK RTOS J721E package documentation (PSDK RTOS Components) for the complete errata list. Hardware support


Refer to Release Notes in PSDK RTOS User Guide(LINK) for detailed information on supported Hardware.

4.1.3. Software Dependencies QNX Dependency


The PSDK QNX addon package is dependent on installations from QNX Software Center. The below QNX packages were used for PSDK QNX 09_01_00 build and verification. QNX SDP 7.1

QNX SDP 710 Package

Build ID

Package ID

Package Version

QNX® Software Development Platform 7.1



QNX® SDP7.1 BSP for Texas Instruments Jacinto 7 J721E (DRA829/TDA4xM) Evaluation Modules



QNX® SDP 7.1 Screen Board Support Null Driver (with Debug Symbols)



QNX® SDP 7.1 Screen Board Support Jacinto 7 (with Debug Symbols)


com.qnx.qnx710.target.screen.board.j721e (contact QNX)

QNX® SDP 7.1 Multimedia - OpenMAX IL API (with Debug Symbols)


com.qnx.qnx710.target.mm.openmaxil.core PSDK RTOS Dependency

The PSDK QNX package is an addon package to the PSDK RTOS release, as such the PSDK RTOS is required. PSDK LINUX Dependency

If SPL boot mode is to be supported, downloading the PSDK LINUX 09_01_00 package is recommended for access to the pre-built binaries.

4.1.4. Device Support and Validation Information


Build Host (OS)

Run Target (OS)

Test Platform


x86_64 (Linux Ubuntu 18.04)

R5F, C6x, C7x running TI-RTOS

A72 running QNX

TI EVM with daughter cards


Refer EVM Setup for J721E for more details on the TI EVM support.

4.1.5. Open Defects

Below table lists all the open defects:


Head Line


Virtual client: io-pkt: Fix memory leak during CPSW recovery

4.1.6. Known Issues

A list of key known issues with the PSDK QNX release is provided below.


Refer to individual PSDK RTOS Components release notes for known issues in each component






The A72 control of DSS on HDMI Display is not working in some scenario.



RPMessage_recv() can fail during combinatorial stress run



UDMA resource manager may not free UDMA resources when client exits unexpectedly.

4.1.7. Additional Reports

For additional reports like test report, traceability refer PSDK RTOS Additional Reports