ARM Technical Support Knowledge Articles

Can an unlocking transaction be an exclusive access?

Applies to: AXI

Answer

No. Although an unlocking transaction does not have AxLOCK[1] asserted, it is still consider part of a locked sequence and therefore it must not be an exclusive access (with AxLOCK[0] asserted).

Article last edited on: 2008-09-09 15:47:45

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