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grandcentral: Apply mask when reading int events.

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The event is still pending even if masked. It will cause an interrupt
when it is unmasked unless it is cleared. Tested on real Power Mac 8600.
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joevt authored and dingusdev committed 2026-09-03 07:36:39 -07:00
1 parent b670fab0f3
commit c8a9fb91c5
1 file changed
+1 -1
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devices/ioctrl/grandcentral.cpp
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@@ -295,7 +295,7 @@ uint32_t GrandCentral::read(uint32_t rgn_start, uint32_t offset, int size)
} else { // Interrupt related registers
switch (offset) {
case MIO_INT_EVENTS1:
return BYTESWAP_32(this->int_events);
return BYTESWAP_32(this->int_events & this->int_mask);
case MIO_INT_MASK1:
return BYTESWAP_32(this->int_mask);
case MIO_INT_CLEAR1: