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Kernel/Interrupts: Return boolean on whether we handled the interrupt

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If we are in a shared interrupt handler, the called handlers might
indicate it was not their interrupt, so we should not increment the
call counter of these handlers.
This commit is contained in:
Liav A 2021-06-05 09:00:18 +03:00 • committed by Andreas Kling
parent 7a6d5a7b8b
commit b91df26d4a
43 changed files with 125 additions and 71 deletions
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5
Kernel/Time/RTC.cpp
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@ -27,10 +27,11 @@ RealTimeClock::RealTimeClock(Function<void(const RegisterState&)> callback)
CMOS::write(0x8B, CMOS::read(0xB) | 0x40);
reset_to_default_ticks_per_second();
}
void RealTimeClock::handle_irq(const RegisterState& regs)
bool RealTimeClock::handle_irq(const RegisterState& regs)
{
HardwareTimer::handle_irq(regs);
auto result = HardwareTimer::handle_irq(regs);
CMOS::read(0x8C);
return result;
}
size_t RealTimeClock::ticks_per_second() const