clarify behavior of invalid SDICN #79
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chapter7.adoc
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| @@ -124,13 +124,16 @@ When `SDICN` is not the number of an implemented interrupt controller, or is | |||
| zero then the following rules apply to all privilege modes: | |||
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| * The S-level external interrupt pending signal indicated in `mip.SEIP` is 0. | |||
| * All `siselect` values that access IMSIC registers are reserved. | |||
| * All non-custom values of `siselect` designate an _inaccessible_ register. When | |||
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Is this correct when there are users of Sscsrind other than AIA?
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It should have been a bit more precise. "All non-custom values that access IMSIC registers"
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closes #59