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PROCESSOR-SDK-J784S4: IPC communication between

Poorneka T
Prodigy 150 points
Part Number: PROCESSOR-SDK-J784S4

Tool/software:

Hi team,

Currently I am working on getting the IPC between the A72 and the R5F core by following the steps mentioned in the link:

https://software-dl.ti.com/jacinto7/esd/processor-sdk-qnx-jacinto7/09_01_00_06/exports/docs/qnx_sdk_components_j721e.html#ipc-resource-manager

But facing the below mentioned issue:

Failed to load '/lib/firmware/j784s4-mcu-r5f0_1-fw'
Failed to load '/lib/firmware/j784s4-main-r5f0_0-fw'
Failed to load '/lib/firmware/j784s4-main-r5f0_1-fw'
Failed to load '/lib/firmware/j784s4-main-r5f1_0-fw'
Failed to load '/lib/firmware/j784s4-main-r5f1_1-fw'
Failed to load '/lib/firmware/j784s4-main-r5f2_0-fw'
Failed to load '/lib/firmware/j784s4-main-r5f2_1-fw'
Failed to load '/lib/firmware/j784s4-c71_0-fw'
Failed to load '/lib/firmware/j784s4-c71_1-fw'
Failed to load '/lib/firmware/j784s4-c71_2-fw'
Failed to load '/lib/firmware/j784s4-c71_3-fw'
Failed to load '/boot/Image'
Failed to load '/boot/dtb/ti/k3-j784s4-evm.dtb'

Can you help me resolve this issue?

  • 0
    TI__Guru** 112775 points

    Hi Poorneka,

    Poorneka T said:

    But facing the below mentioned issue:

    Failed to load '/lib/firmware/j784s4-mcu-r5f0_1-fw'
    Failed to load '/lib/firmware/j784s4-main-r5f0_0-fw'
    Failed to load '/lib/firmware/j784s4-main-r5f0_1-fw'
    Failed to load '/lib/firmware/j784s4-main-r5f1_0-fw'
    Failed to load '/lib/firmware/j784s4-main-r5f1_1-fw'
    Failed to load '/lib/firmware/j784s4-main-r5f2_0-fw'
    Failed to load '/lib/firmware/j784s4-main-r5f2_1-fw'
    Failed to load '/lib/firmware/j784s4-c71_0-fw'
    Failed to load '/lib/firmware/j784s4-c71_1-fw'
    Failed to load '/lib/firmware/j784s4-c71_2-fw'
    Failed to load '/lib/firmware/j784s4-c71_3-fw'

    It appears that you have not prepared your SDCard properly. U-Boot tries to load the remoteproc firmwares, and this requires that the SDCard has a rootfs with the desired files in the correct paths.

    Poorneka T said:
    Failed to load '/boot/Image'
    Failed to load '/boot/dtb/ti/k3-j784s4-evm.dtb'

    What is your HLOS of interest - QNX or Linux? These are Linux related images.

    regards

    Suman