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CCS5.1 to CCS5.5 upgrade issues

Other Parts Discussed in Thread: SYSBIOS

I have what seems to be a known issue with TI Bios that we recently came across. We were upgrading the SysBios version and our application code started getting build warnings.

I have the following comment from the developer.

During the upgrade from CCS 5.1 to 5.5 it was discovered that our  BMCC project is incompatible with SYSBIOS release 6.34.02.18 and later.

The following error is produced: Zero latency interrupts are not supported with BIOS.libType == BIOS.LibType_NonInstrumented. You must use BIOS.LibType_Custom or BIOS.LibType_Debug.

This issue can easily be corrected by switching to BIOS.LibType_Custom however this seems to cause the project to no longer respond to the SMT when connecting.

My guess is that we are using a swi or hwi and they are no longer supported,  true ?   I also guess that our bios_LibType_Custom issue is with a hardware interrupt on either the can or the usart.  true ?  any insight into these issues ?

 

I realize that much of this deals with the application. What I could use would be any app notes or helpful guides that explain more about how these two versions of bios are different and what features the user might have to change when going from the older to the new.

 

Anything you have on this would be helpful.