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How to set cache enable and disable?

jianyi wang
Prodigy 30 points
Other Parts Discussed in Thread: SYSBIOS

1.About cache enable and disable.

Can I change it by C source?

I find 4 functions in "am335x_sysbios_ind_sdk_1.0.0.1" folder.

・CP15ICacheDisable()
・CP15DCacheDisable()
・CP15ICacheEnable()
・CP15DCacheEnable()

Can I set cache enable and disable by call the above 4 functions?

by the way, does the function CP15DCacheCleanFlush() has  the function that cleans the cache( Dcache only ? ) ?

 

2.About cache hit rate.

Are there some algorithms for improve the cache hit rate?

Can I improve it by change the C source?

 

3.How to set RAM address mapping to the cache L1?