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The HAL IRQ for HSEM disables itself. Why?

GHolc.1
Associate III

The HAL driver, HAL_HSEM_IRQHandler() disables itself by clearing bits in it's IER register. I don't want it disabled so I have to re-enable it in my HAL_HSEM_FreeCallback(). Is it desirable that it is disabling itself?

I'm using the STM32H755.

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