Disable and use cache as RAM - I.MX processors family

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Disable and use cache as RAM - I.MX processors family

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msk2
Contributor II

Hi,

I'd like to know if cache memory from I.MX processors family can be disabled and used as RAM (yes, I know about the trade-offs and consequences, just need Y/N please)

I'm considering using one of the the following processors (suitable for my purposes):
- I.MX53xD

- I.MX53xA

- I.MX 6Solo

- I.MX 6SoloX

- I.MX 6UltraLite

- I.MX Applications Processors for Industrial Products

Thanks in advance.

 

Marcio

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msk2
Contributor II

I won't use Linux.

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Bio_TICFSL
NXP TechSupport
NXP TechSupport

Hello Marcio,

 

If you are a beginner, I do not recommend to disable the L2 cache, since it has some risk to the board. To disable L2 cache use CACHE_SYNC_L2_DISCARD.

In i.MX6 the parameter cannot be change by software. The ability to configure L2 cache in ARM cortex A9 not available on MX6Q-D-DL-S.

Regards

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msk2
Contributor II

Dear Bio_TICFSL‌,

Thanks for you answer. It helped me a lot!

Regards.

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