Machine check handler

AN4417

10/22

DocID025623 Rev 2

Figure 2. Modification of MCSRR0 register content

2.2

User handler

Here the root cause analysis is done. Such analysis requires supportive information from

•

Low level driver (MCAR, MCSR etc.)

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Peripherals status registers for further elaboration

Based on the results of analysis and the corrective actions done, user handler should pass

the information about the return type back to the low level driver; indication if MCSRR0

content is to be modified or not before mcrfi instruction.