Configure Initialization Script for P4080DS in CodeWarrior for CPC Partitioning

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Configure Initialization Script for P4080DS in CodeWarrior for CPC Partitioning

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peterzheng
Contributor II

Hi,

 

I am currently doing an project which requires to partition the CPC of P4080DS by configuring its Partitioning Control Registers in the initialization script from CodeWarrior.

 

I have created 8 more LAWs, which are LAW10 to LAW 17, each with  the size of 256MB. And I have configured 8 sets of CPC ID register, CPC  way register and CPC allocation register, with PID from 1 to 8, matching  with LAW10 to LAW17. For each coherency subdomain, I allocate 4  CPC ways to it. Attached is my modified initialization script.

 

After I modified the configuration. I found that it is working, the program on Core 0 will automatically write to LAW10, and hence write to CPC  way 0 to 3. Similarly, the program on Core 1 will automatically write to  LAW11 and hence write to CPC ways 4 to 7. The same situation applies  for all 8 cores.

 

But I found three weird things, which I am not sure where I did wrong:

 

(1) When I run the program, the value of variables and their locations in Variables pane are not correct, quite strange. As shown here.

21413_21413.pngerror1-1.PNG.png

(2) The trace is not working as below.

21414_21414.pngerror1-2.PNG.png.

(3) The profile tool cannot get results.

 

 

Can you take a look on this, it is quite urgent. Thanks!

 

Regards,

Peter

Original Attachment has been moved to: P4080DS_init_core_cacheon.tcl.zip

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