Arm Development Studio forum caches initialising in Cortex-R4

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caches initialising in Cortex-R4

Rakesh G over 12 years ago

Note: This was originally posted on 18th November 2009 at http://forums.arm.com

Hi,

Do we need to initialise tag ram of cache in Cortex-R4 after reset. In my simulation I see that if I don't, signals are going x.

Rakesh G over 12 years ago

Note: This was originally posted on 19th November 2009 at http://forums.arm.com

Yes. Please see section 3.1.4 in the TRM.

Regards
Marcus

Thanks. That works.
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Marcus Harnisch over 12 years ago

Note: This was originally posted on 18th November 2009 at http://forums.arm.com

Do we need to initialise tag ram of cache in Cortex-R4 after reset. In my simulation I see that if I don't, signals are going x.

Yes. Please see section 3.1.4 in the TRM.

Regards
Marcus
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