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Kernel/Interrupts: Return boolean on whether we handled the interrupt
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.
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43 changed files with 125 additions and 71 deletions
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@ -586,13 +586,13 @@ void UHCIController::spawn_port_proc()
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});
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}
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void UHCIController::handle_irq(const RegisterState&)
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bool UHCIController::handle_irq(const RegisterState&)
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{
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u32 status = read_usbsts();
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// Shared IRQ. Not ours!
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if (!status)
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return;
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return false;
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if constexpr (UHCI_DEBUG) {
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dbgln("UHCI: Interrupt happened!");
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@ -601,6 +601,7 @@ void UHCIController::handle_irq(const RegisterState&)
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// Write back USBSTS to clear bits
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write_usbsts(status);
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return true;
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}
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}
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