Screen Board Support for TI AM62A: Release Notes

This document lists the details, updates, and issues associated with this screen board support release.


Date of this edition: August 15, 2024

A screen support package contains the display and GPU libraries and drivers needed to extend the general base screen package for a particular board support package (BSP). For compatibility, all three support packages: board, base screen, and extended screen support, should be based on the QNX Software Development Platform 8.0 (SDP 8.0).

QNX SDP is a cross-compiling and debugging environment, including an IDE and command-line tools, for building binary images and programs for ARM v8 and x86_64 targets running the QNX OS 8.0.

Throughout this document, you may see reference numbers associated with particular issues or changes. When corresponding with our Technical Support staff about an issue, use the relevant reference number. You might also find the reference numbers useful for tracking issues as they become fixed.

To access the most up-to-date version of these release notes, go to the QNX Software Center, right-click on the Screen Board Support for Screen Board Support for TI AM62a package, choose Properties, and use the link provided.

Package version

This package contains the display and GPU libraries and drivers to support the SDP 8.0 base screen package when used with board support package (BSP): QNX SDP 8.0 BSP for Texas Instruments AM62A Starter Kit Evaluation Module (SK EVM).

This screen board support package, and the base screen package it has been validated with are:

Name Package ID Build Link version
Screen Board Support for TI AM62a com.qnx.qnx800.target.screen.board.am62a 134
Screen base support for SDP 8.0 com.qnx.qnx800.target.screen.base 106

To see the exact contents of the package, right-click it in the QNX Software Center, choose Properties, then click Package Contents in the Properties window.

Board support

The following platform is supported in this update:

Platform Type Configuration
Board Supplier TI
Board Name Sitara AM62A Starter Kit
CPU 4 - 64-bit Arm-Cortex-A53 microprocessor 1 - Arm Cortex-R5F microcontroller (MCU) and an Arm Cortex-M4F MCU
GPU N/A
GPU Stack N/A
Display Controller DSS
Display Interface HDMI
Number of Displays 1
Display Resolution HDMI: 1920 x 1080 @ 60
Monitor Name Lilliput, on board LCD
Touch HID via Lilliput
Video Capture Interface N/A
Video Decoder N/A

Known issues

No known issues.

BSP Integration

Add the following libraries and binaries to the BSP buildfile to add base graphics capabilities to your BSP (doesn't include input or video capture):

###########################################################################
## Screen composition manager support
###########################################################################
# Graphics support - screen
/sbin/screen=screen
/lib/dll/screen-debug.so=screen-debug.so
/lib/dll/screen-gles2blt.so=screen-gles2blt.so
/lib/dll/screen-stdbuf.so=screen-stdbuf.so
/lib/dll/screen-sw.so=screen-sw.so
/lib/libmemobj.so=libmemobj.so
/lib/libscrmem.so=libscrmem.so
/usr/lib/libWFD.so=libWFD.so
/usr/lib/libscreen.so=libscreen.so

#########################################################################
# Application to add
#########################################################################
/usr/bin/sw-vsync=sw-vsync

#########################################################################
# Board Specific graphics files
#########################################################################
/usr/lib/graphics/am62a/graphics.conf=graphics/am62a/graphics.conf
/usr/lib/graphics/am62a/libWFDam62a.so.so=graphics/am62a/libWFDam62a.so.so
/usr/lib/graphics/am62a/libwfdcfg-am62a-evm.so=graphics/am62a/libwfdcfg-am62a-evm.so
/usr/lib/graphics/am62a/screen-jacinto7-alloc.so=graphics/am62a/screen-jacinto7-alloc.so

#######################################################################
## Start the screen graphics
#######################################################################
[perms=0755] /scripts/graphics_start.sh = {
#!/bin/sh
LD_LIBRARY_PATH=/lib:/usr/lib:/lib/dll:/lib/dll/pci:/proc/boot:/usr/lib/graphics/am62a
PATH=/sbin:/bin:/usr/sbin:/usr/bin:/opt/sbin:/opt/bin:/proc/boot
echo "Starting screen"
sleep 6
screen -c /usr/lib/graphics/am62a/graphics.conf
}
            

Technical support

To obtain technical support for any QNX product, visit the Support area on our website: https://blackberry.qnx.com/en/support. You'll find a range of support options.

For product experience and roadmap information, please contact QNX Product Management.

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